1 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
8 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
9 GIMPLE_TRY if cleanup sequence is empty.
11 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
14 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
15 eliminate IV if the cost are the same.
17 2008-09-16 Richard Guenther <rguenther@suse.de>
20 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
23 2008-09-16 Richard Guenther <rguenther@suse.de>
25 PR tree-optimization/37508
26 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
28 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
30 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
32 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
34 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
35 use gen_floatdidf2 directly.
36 (floatunssidf2): Likewise.
37 (floatsidf_ppc64_mfpgpr): Remove.
38 (floatsidf_ppc64): Remove.
39 (floatunssidf_ppc64): Remove.
41 2008-09-15 Jakub Jelinek <jakub@redhat.com>
43 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
44 rather than update_cost_queue.
46 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
47 in every call starting with the second one, instead of only when
48 alias_bitmap_obstack.elements != NULL.
50 * tree-predcom.c (filter_suitable_components): Free all refs in
51 act->refs vector before calling release_component.
52 (add_ref_to_chain): Free ref if not adding it to chain->refs.
54 * tree-data-ref.c (free_subscripts): Free all subscript objects.
56 * tree-loop-linear.c (linear_transform_loops): Initialize
57 lambda_obstack only after calling perfect_loop_nest_depth.
58 Goto free_and_continue instead of just continue for later failures.
61 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
64 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
66 2008-09-14 Andreas Schwab <schwab@suse.de>
68 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
70 2008-09-14 Jan Hubicka <jh@suse.cz>
72 * invoke.texi (-fconserve-stack): Document.
73 * opts.c (decode_options): Handle conserve_stack.
74 * common.opt (fconvserve_stack): New.
76 2008-09-14 David Edelsohn <edelsohn@gnu.org>
78 * config.host: Add x-aix to host_xmake_file.
79 * config/rs6000/t-aix52: Do not override LDFLAGS.
80 * config/rs6000/x-aix: New file.
82 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
88 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
89 is not recognized as a valid register usage. Allow REG_X to be used
91 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
92 forces a reload when using a base register.
94 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
96 * config/i386/cygming-crtend.c (register_frame_ctor): If
97 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
99 (deregister_frame_ctor): Rename to ...
100 (deregister_frame_dtor): Use to call __gcc_deregister_frame
101 if !DEFAULT_USE_CXA_ATEXIT.
103 2008-09-13 Jan Hubicka <jh@suse.cz>
105 * cgraph.c: Include value-prof.h
106 * Makefile.in (cgraph.o): Add value-prof.h dependency.
108 2008-09-13 Jan Hubicka <jh@suse.cz>
111 * tree-profile.c (add_abnormal_goto_call_edges): New function.
112 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
113 tree_gen_one_value_profiler, tree_gen_average_profiler,
114 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
116 2008-09-13 Jan Hubicka <jh@suse.cz>
118 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing too
119 many bytes on misalligned blocks.
121 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
123 * doc/cfg.texi: Fix some typos.
124 * doc/extend.texi: Likewise.
125 * doc/install.texi: Likewise.
126 * doc/invoke.texi: Likewise.
127 * doc/rtl.texi: Likewise.
128 * doc/tree-ssa.texi: Likewise.
130 2008-09-13 Richard Guenther <rguenther@suse.de>
133 * tree-nested.c (finalize_nesting_tree_1): Generate valid
134 gimple stores for memory rhs.
136 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
138 PR rtl-optimization/37489
139 * cse.c (fold_rtx): Don't return const_true_rtx for float
140 compare if FLOAT_STORE_FLAG_VALUE is undefined.
142 2008-09-13 Jan Hubicka <jh@suse.cz>
144 PR tree-optimization/37392
145 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
147 2008-09-13 Martin Jambor <mjambor@suse.cz>
148 Jan Hubicka <jh@suse.cz>
150 * cgraph.c (free_edges): New variable.
151 (NEXT_FREE_EDGE): New macro.
152 (cgraph_free_edge): New function.
153 (cgraph_remove_edge): Call cgraph_remove_edge_1.
154 (cgraph_node_remove_callees): Likewise.
155 (cgraph_node_remove_callers): Likewise.
156 (cgraph_create_edge): Reuse edges from the free list. Do not
157 update uid if doing so.
158 (cgraph_remove_*_hook): Add free call.
160 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
162 * ira-color.c (conflict_allocno_vec): Delete.
163 (update_cost_queue_elem): New structure.
164 (update_cost_queue): New variable.
165 (update_cost_queue_tail): Likewise.
166 (update_cost_queue_elems): Likewise.
167 (allocno_update_cost_check): Delete.
168 (initiate_cost_update): Allocate update_cost_queue_elems
169 instead of allocno_update_cost_check.
170 (finish_cost_update): Update the free()s accordingly.
171 (start_update_cost): New function.
172 (queue_update_cost): Likewise.
173 (get_next_update_cost): Likewise.
174 (update_copy_costs_1): Inline into...
175 (update_copy_costs): ...here. Use a queue instead of recursive calls.
176 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
177 once we've established they are equal. Don't allocate update
178 costs if there is nothing to add to them.
179 (update_conflict_hard_regno_costs): Remove ALLOCNO and
180 DIVISOR arguments. Use a queue instead of recursive calls;
181 process all the allocnos in the initial queue, rather than
183 (assign_hard_reg): Use queue_update_cost instead of
184 conflict_allocno_vec. Queue coalesced allocnos instead
185 of calling update_conflict_hard_regno_costs for each one.
186 Just call update_conflict_hard_regno_costs once for the
188 (ira_color): Remove conflict_allocno_vec handling.
190 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
192 PR tree-optimization/37484
193 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
194 (save_var_name): Same.
195 (initialize_cloog_names): Same.
196 (initialize_cloog_names): Same.
198 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
200 * tree-scalar-evolution.c (set_instantiated_value): Set instantiated_below.
202 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
206 * ira-build.c (common_loop_tree_node_dominator): Remove.
207 (copy_live_ranges_to_removed_store_destinations): New function.
208 (regno_top_level_allocno_map): Move to top level from ...
209 (ira_flattening): ... here. Use
210 copy_live_ranges_to_removed_store_destinations.
212 * ira-emit.c (generate_edge_moves): Fix a comment.
214 2008-09-12 Anatoly Sokolov <aesok@post.ru>
217 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
218 scratch register after 'set' pattern.
220 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
222 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
223 information passed to mark_reg_pointer.
224 * explow.c (force_reg): Likewise.
226 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
228 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
229 when building for the celledp architecture.
231 2008-09-12 Richard Guenther <rguenther@suse.de>
233 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
235 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
237 PR rtl-optimization/37424
238 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
239 the regnos instead of the addresses.
241 2008-09-11 Janis Johnson <janis187@us.ibm.com>
243 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
245 2008-09-11 Richard Guenther <rguenther@suse.de>
247 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
248 entering the weaker equivalence recording.
250 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
252 2008-09-11 Jeff Law <law@redhat.com>
254 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
255 by assign_stack_local on the IRA path for stack slot sharing
256 as well as the non-IRA path.
258 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
260 * config/i386/i386.h: Fix whitespace issues.
262 2008-09-11 Martin Jambor <mjambor@suse.cz>
264 * ipa-prop.h (struct ipa_param_flags): Removed.
265 (struct ipa_param_descriptor): New structure.
266 (struct ipa_node_params): ipcp_lattices, param_decls and
267 param_flags moved to ipa_param_description.
268 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
269 descriptors. Renamed all users.
270 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
271 changed to access descriptors. Renamed all users.
272 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
273 to access descriptors. Renamed all users.
274 * ipa-cp.c (ipcp_init_cloned_node): Call
275 ipa_initialize_node_params instead of ipa_count_formal_params and
276 ipa_create_param_decls_array.
277 (ipcp_analyze_node): Likewise.
278 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
279 descriptors. Renamed all users.
280 (ipcp_initialize_node_lattices): Remove allocation.
281 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
282 ipa_initialize_node_params instead of ipa_count_formal_params and
283 ipa_create_param_decls_array.
284 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
285 ipa_populate_param_decls, made static, added parameter info,
286 renamed mt to node, removed allocation, changed to use
288 (ipa_count_formal_params): Made static, added parameter info,
290 (ipa_initialize_node_params): New function.
291 (ipa_check_stmt_modifications): Changed to use descriptors.
292 (ipa_detect_param_modifications): Removed allocation, changed to
294 (ipa_note_param_call): Changed to use descriptors.
295 (ipa_analyze_params_uses): Removed allocation.
296 (ipa_free_node_params_substructures): Changed to use descriptors.
297 (ipa_edge_duplication_hook): Use the unused attribute.
298 (ipa_node_duplication_hook): Use the unused attribute, changed to
299 use descriptors, changed to duplicate descriptors.
301 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
302 changed all callers. Call ipa_propagate_indirect_call_infos if doing
303 indirect inlining. Made static.
304 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
305 functions called only once.
306 (cgraph_decide_recursive_inlining): Don't call
307 ipa_propagate_indirect_call_infos, pass new_edges to
308 cgraph_mark_inline_edge instead.
309 (cgraph_decide_inlining_of_small_functions): Don't call
310 ipa_propagate_indirect_call_infos, pass new_edges to
311 cgraph_mark_inline_edge instead.
312 (cgraph_decide_inlining): Don't call
313 ipa_propagate_indirect_call_infos.
314 * ipa-prop.c: Check that vectors are allocated.
316 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
317 iff a new cgraph edges have been created.
318 (cgraph_decide_inlining): New variable redo_always_inline.
319 Flattening and always_inlining loop until callgraph stabilizes.
320 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
321 true iff new cgraph edges have been created.
322 (propagate_info_to_inlined_callees): Likewise.
323 (ipa_propagate_indirect_call_infos): Likewise.
325 2008-09-11 Richard Guenther <rguenther@suse.de>
327 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
328 (set_prologue_iterations): Likewise.
329 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
331 (vect_update_init_of_dr): Likewise.
332 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
334 * fold-const.c (fold_unary): Do not generate calculations
337 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
339 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
340 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
341 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
343 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return a bool.
344 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
345 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
346 before finalizing the changes.
347 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
349 (simplify_truth_ops_using_ranges): New.
350 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
351 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
352 whether a simplification was made.
353 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
354 use a switch statement and also call simplify_truth_ops_using_ranges.
356 2008-09-11 Jan Hubicka <jh@suse.cz>
358 * ggc-common.c (loc_array): Make static.
359 * dce.c (rest_of_handle_ud_dce): Free worklist.
361 2008-09-11 Jan Hubicka <jh@suse.cz>
363 * cgraph.c (cgraph_release_function_body): Plug memory leak on
364 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct function
365 so we are sure we do not dangle it forever.
366 * function.c (outer_function_chain, find_function_data): Remove.
367 (function_context_stack): New.
368 (push_function_context, pop_function_context): Update.
369 * function.h (struct function): Remove pointer outer.
370 (outer_function_chain, find_function_data): Remove.
371 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
373 2008-09-11 Jan Hubicka <jh@suse.cz>
376 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
378 2008-09-11 Jan Hubicka <jh@suse.cz>
380 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
382 2008-09-11 Jan Hubicka <jh@suse.cz>
384 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
385 (free_var_map_entry): New function.
386 (redirect_edge_var_map_destroy): Use it.
388 2008-09-11 Jan Hubicka <jh@suse.cz>
391 * tree-inline.c (add_lexical_block): Replace with ...
392 (prepend_lexical_block): ... prepend at begginig.
393 (remap_blocks): Use it and reverse later.
394 (expand_call_inline): Use prepend_lexical_block.
396 2008-09-11 Jan Hubicka <jh@suse.cz>
398 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
400 2008-09-11 Jan Hubicka <jh@suse.cz>
402 * function.c (free_after_compilation): Call insn_locators_free.
403 * cfglayout.c (insn_locators_free): New function.
404 * rtl.h (insn_locators_free): Declare.
406 2008-09-11 Jan Hubicka <jh@suse.cz>
408 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
410 (cond_move_process_if_block): Update call.
412 2008-09-11 Jan Hubicka <jh@suse.cz>
414 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
415 * vec.c: Include hashtab.h
416 (vec_descriptor, ptr_hash_entry): New structures.
417 (vec_desc_hash, vec_ptr_map): New static variables.
418 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
419 register_overhead, free_overhead, vec_heap_free): New functions.
420 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
421 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
422 (cmp_statistic, add_statistics, dump_vec_loc_statistics): New functions.
424 2008-09-11 Ira Rosen <irar@il.ibm.com>
426 PR tree-optimization/37474
427 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
428 length of load permutation.
430 2008-09-11 Andreas Schwab <schwab@suse.de>
432 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
434 2008-09-11 Jakub Jelinek <jakub@redhat.com>
437 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
438 * dse.c (find_shift_sequence): Use extract_low_bits instead of
441 2008-09-11 Ira Rosen <irar@il.ibm.com>
443 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
446 2008-09-10 Jakub Jelinek <jakub@redhat.com>
449 * gimplify.c (gimplify_body): Call default_rtl_profile.
452 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
453 instead of tok->val.node if not expanding to something else. Handle
454 intervening CPP_PADDING tokens.
455 (altivec_categorize_keyword): Remove unneeded comparisons.
457 2008-09-10 Richard Guenther <rguenther@suse.de>
459 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
461 2008-09-10 Richard Guenther <rguenther@suse.de>
464 * tree-inline.c (insert_init_stmt): Make sure to not
465 insert invalid gimple stores.
467 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
469 PR tree-optimization/37388
470 * toplev.c (process_options): Fail and warn when graphite
471 flags are used, but the compiler has not been configured
472 with graphite libraries.
473 * graphite.c (graphite_transform_loops): Remove printfs
474 to dump_file for the case when graphite is not available.
476 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
479 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
480 the even element into register.
481 (ix86_expand_vector_init_general): Don't use
482 ix86_expand_vector_init_interleave on V16QImode and V8HImode
483 if we can't move from GPR to SSE register directly.
485 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
487 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
488 not lose track of the number of NOPs needed. Number of NOPs needed
489 for sync vs. loads workaround was switched; corrected. Run second
490 pass for all workarounds. No NOPs needed after call insns. Change
491 second pass to use find_next_insn_start and find_load helpers in order
492 to properly detect parallel insns.
493 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
495 2008-09-10 Jan Hubicka <jh@suse.cz>
497 * value-prof.c (gimple_ic): Fix tuplification bug.
498 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
501 2008-09-10 Jakub Jelinek <jakub@redhat.com>
503 PR tree-optimization/37353
504 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
505 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
506 calls instead of cond_dead_built_in_calls.
507 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
508 initalize the vector only before adding first entry. Use VEC_safe_push
509 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
510 shrink_wrap_conditional_dead_built_in_calls call.
512 2008-09-10 Ira Rosen <irar@il.ibm.com>
514 PR tree-optimization/37385
515 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
516 and use it as a vector type if not NULL.
517 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
519 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
521 (vectorizable_load): Likewise.
523 2008-09-10 Jakub Jelinek <jakub@redhat.com>
525 * config/i386/i386.md (SWI32): New mode iterator.
526 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
529 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
531 PR rtl-optimization/37435
532 * caller-save.c (insert_restore, insert_save): Check the mode by
535 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
538 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
540 (dw2_output_indirect_constant_1): Use unstripped name in symbol
543 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
545 * doc/invoke.texi (ARM Options): Correct errors in discussion
546 of -mfloat-abi, -mhard-float, and -msoft-float.
548 2008-09-09 Jakub Jelinek <jakub@redhat.com>
549 Jan Hubicka <jh@suse.cz>
552 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
553 calling gimple_regimplify_operands on it. Iterate over all newly
554 added statements, not just the last one.
555 (insert_init_stmt): Insert stmt into seq first, then call
556 gimple_regimplify_operands on it. Don't create new gimplification
557 context, nor find referenced vars.
559 2008-09-09 Jakub Jelinek <jakub@redhat.com>
562 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
563 to pointer to vector pointer.
564 * ipa-prop.c (ipa_propagate_indirect_call_infos,
565 propagate_info_to_inlined_callees): Likewise.
566 (update_call_notes_after_inlining): Likewise. Push new indirect edge
567 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
568 ipa_check_create_edge_args.
569 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
570 to pointer to vector pointer.
571 (cgraph_decide_inlining_of_small_function): Adjust
572 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
576 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when optimizing
579 PR rtl-optimization/37408
580 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
583 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
585 PR tree-optimization/37375
586 * tree-scalar-evolution.c (scev_info_str): Add field instantiated_below.
587 (new_scev_info_str, eq_scev_info, find_var_scev_info,
588 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
589 set_instantiated_value): Pass instantiated_below.
590 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to
592 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
593 the definitions are not instantiated.
595 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
596 (block_before_loop): New.
597 * tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev.
598 * graphite.c (block_before_scop): New.
599 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
600 basic block, not a loop for determining the parameters.
601 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
603 (idx_record_params, find_params_in_bb, find_scop_parameters,
604 build_loop_iteration_domains, add_conditions_to_domain): Update calls
607 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
609 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
613 * ira-build.c (ira_create_allocno): Setup frequency to 0.
615 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
616 Check zero freq and increase if necessary.
618 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
620 * ira-conflicts.c (process_regs_for_copy): Check that the hard
621 regno is in the right range. Add comments.
623 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
625 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
627 * mips-tfile.c (copy_object): Cast alloca result to int *.
628 * mips-tdump.c (print_symbol): Cast xmalloc return values to
630 Rename class to sclass.
631 (read_tfile): Cast read_seek return values to proper types.
632 Cast xcalloc return value to proper type.
634 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
636 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
637 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
638 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
640 2008-09-09 Jan Hubicka <jh@suse.cz>
642 * profile.c (is_edge_inconsistent): Add debug output; ignore
643 negative count on fake edges.
644 (is_inconsistent): Add debug output.
646 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
648 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
650 (choose_ready): When first insn is chosen from the ready list, also
653 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
655 PR rtl-optimization/37360
656 * haifa-sched.c (max_issue): Do not assert that we never issue more
657 insns than issue_rate. Add comment.
659 2008-09-09 Richard Guenther <rguenther@suse.de>
661 * tree-cfg.c (verify_types_in_gimple_op): Remove.
662 (verify_types_in_gimple_call): Rename to ...
663 (verify_gimple_call): ... this. Enhance.
664 (verify_types_in_gimple_cond): Remove.
665 (verify_gimple_comparison): New function ...
666 (verify_types_in_gimple_assign): ... split out from here.
667 (verify_types_in_gimple_return): Rename to ...
668 (verify_gimple_return): ... this. Enhance.
669 (verify_types_in_gimple_switch): Rename to ...
670 (verify_gimple_switch): ... this. Enhance.
671 (verify_gimple_goto): New function.
672 (verify_types_in_gimple_phi): Rename to ...
673 (verify_gimple_phi): ... this. Enhance.
674 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
675 Fold in single-statement cases from verify_types_in_gimple_seq_2.
676 (verify_types_in_gimple_seq_2): Remove cases handled in
677 verify_types_in_gimple_stmt.
679 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
681 * config/bfin/bfin.c (n_regs_to_save): New static variable.
682 (push_multiple_operation, pop_multiple_operation): Set it.
683 (workaround_rts_anomaly): New function.
684 (workaround_speculation): New function, broken out of bfin_reorg.
685 (bfin_reorg): Call the new functions.
687 2008-09-09 Richard Guenther <rguenther@suse.de>
691 * gimplify.c (gimplify_conversion): Change conversions of
692 non-register type to VIEW_CONVERT_EXPRs.
693 (gimplify_addr_expr): If we need to make the operand
694 addressable make sure to use a properly initialized
695 temporary for that so it gets a valid gimple store.
697 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
699 * function.h (struct function): Add function_start_locus.
700 * cfgexpand.c (gimple_expand_cfg): Use it.
701 * c-parser.c (c_parser_declaration_or_fndef): Set it.
703 2008-09-09 Richard Guenther <rguenther@suse.de>
705 PR tree-optimization/37433
706 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
709 2008-09-09 Richard Guenther <rguenther@suse.de>
711 PR tree-optimization/37387
712 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
713 and bits to a common type.
715 2008-09-09 Nick Clifton <nickc@redhat.com>
717 * config/v850/v850.md (return): Restore frame size restriction.
719 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
721 * c-common.c (c_expand_decl): Remove.
722 * c-common.h (anon_aggr_type_p): Remove prototype.
723 (DECL_ANON_UNION_ELEMS): Remove.
724 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
725 * c-decl.c (anon_aggr_type_p): Remove.
726 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
727 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
728 * langhooks.h (struct lang_hooks): Remove expand_decl.
729 * langhooks.c (lhd_expand_decl): Remove.
730 * stmt.c (expand_anon_union_decl): Remove.
731 * tree.h (expand_anon_union_decl): Remove prototype.
733 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
736 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
738 * config/avr/avr.md (QISI) : Define mode iterator.
739 (negated_tst<mode>) : Redefine as split using mode macro.
740 (reversed_tstqi): Define insn as reversed compare with zero.
741 (reversed_tsthi): Ditto.
742 (reversed_tstsi): Ditto.
744 2008-09-08 Jakub Jelinek <jakub@redhat.com>
747 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
748 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
751 * predict.c (optimize_function_for_size_p): Don't segfault if
753 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
754 tree_swap_operands_p): Don't test cfun != NULL before calling
755 optimize_function_for_s*_p.
757 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
759 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
762 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
764 * crx/crx.h (IRA_COVER_CLASSES): Define.
766 2008-09-08 Jakub Jelinek <jakub@redhat.com>
769 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
770 even when a stmt has been gimple_modified_p, but after fold_stmt is
771 not any longer. Remove unneeded may_have_exposed_new_symbols
774 2008-09-08 Richard Guenther <rguenther@suse.de>
776 PR tree-optimization/37421
777 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
780 2008-09-08 Jakub Jelinek <jakub@redhat.com>
783 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
785 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
788 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
789 * pa-hpux10.h (LINK_SPEC): Likewise.
790 * pa-hpux11.h (LINK_SPEC): Likewise.
792 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
794 * pa32-regs.h (IRA_COVER_CLASSES): Define.
795 * pa64-regs.h (IRA_COVER_CLASSES): Define.
797 2008-09-07 Helge Deller <deller@gmx.de>
799 * pa/linux-atomic.c: New file.
800 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
801 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
803 2008-09-07 Richard Guenther <rguenther@suse.de>
804 Ira Rosen <irar@il.ibm.com>
806 PR tree-optimization/36630
807 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
808 Call STRIP_NOPS before calling evolution_part_in_loop_num.
810 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
811 Ira Rosen <irar@il.ibm.com>
813 PR tree-optimization/35642
814 * config/rs6000/altivec.md (mulv8hi3): Implement.
816 2008-09-06 Jeff Law <law@redhat.com>
818 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
820 2008-09-06 Jan Hubicka <jh@suse.cz>
822 PR tree-optimization/14703
823 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
825 * passes.c (init_optimization_passes): Recompute inline parameters.
827 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
829 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
832 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
833 Peter Fuerst <post@pfrst.de>
835 * doc/invoke.texi: Document -mr10k-cache-barrier=.
836 * doc/extend.texi: Document __builtin_mips_cache.
837 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
838 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
839 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
840 __GCC_HAVE_BUILTIN_MIPS_CACHE.
841 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
842 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
843 (set_push_mips_isas): New variable.
844 (mips_r10k_cache_barrier): New variable.
845 (cache): New availability predicate.
846 (mips_builtins): Add an entry for __builtin_mips_cache.
847 (mips_build_cvpointer_type): New function.
848 (MIPS_ATYPE_CVPOINTER): New macro.
849 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
851 (r10k_simplified_address_p, r10k_simplify_address)
852 (r10k_uncached_address_p, r10k_safe_address_p)
853 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
854 (r10k_needs_protection_p_call, r10k_needs_protection_p)
855 (r10k_insert_cache_barriers): New functions.
856 (mips_reorg_process_insns): Delete cache barriers after a
857 branch-likely instruction.
858 (mips_reorg): Call r10k_insert_cache_barriers.
859 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
860 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
861 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
862 (mips_cache, r10k_cache_barrier): New define_insns.
864 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
866 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
867 * ira-color.c (setup_allocno_left_conflicts_num): Use
868 hard_reg_set_equal_p instead of a comparison with
869 ira_zero_hard_reg_set.
870 * ira.c (setup_reg_subclasses): Likewise.
871 (setup_cover_and_important_classes): Likewise.
872 (setup_class_translate): Likewise.
873 (setup_reg_class_intersect_union): Likewise.
874 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
875 (ira_init_once): Don't initialize them.
877 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
879 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
881 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
883 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
885 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
887 Improved branch hints, safe hints, and scheduling.
889 * haifa-sched.c (sched_emit_insn) : Define.
890 * sched-int.h (sched_emit_insn) : Add prototype.
891 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
892 -mhint-max-distance -msafe-hints) : Document.
893 * config/spu/spu.c (spu_flag_var_tracking): New.
894 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
895 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
896 TARGET_ASM_FILE_START): Define.
897 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
898 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
899 (spu_emit_branch_hint): Add blocks argument.
900 (insert_branch_hints, insert_nops): Remove.
901 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
902 uses_ls_unit, spu_sched_init_global, spu_sched_init,
903 spu_sched_reorder, asm_file_start): New functions.
904 (clock_var, spu_sched_length, pipe0_clock,
905 pipe1_clock, prev_clock_var, prev_priority,
906 spu_ls_first, prev_ls_clock): New static variables.
907 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
908 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
909 (nopn_nv): Add a non-volatile version of nop.
910 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
911 -mhint-max-distance, -msafe-hints): New options.
913 2008-09-05 Janis Johnson <janis187@us.ibm.com>
914 Samuel Tardieu <sam@rfc1149.net>
916 * opts.c (decode_options): Combine nested if statements.
919 * opts.c (decode_options): Handle more relationships among
920 unit-at-a-time, toplevel-reorder, and section-anchors.
922 2008-09-05 David Daney <ddaney@avtrex.com>
924 * doc/install.texi (--enable-reduced-reflection): Document new option.
926 2008-09-05 Bob Wilson <bob.wilson@acm.org>
928 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
930 (constantpool_operand): New.
931 (move_operand): Disallow sub-word modes for the constant pool.
932 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
933 (xtensa_secondary_reload_class): Replace with....
934 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
935 Set icode for sub-word reloads from the constant pool.
936 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
937 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
938 * config/xtensa/xtensa.md (reload<mode>_literal): New.
939 * config/xtensa/xtensa-protos.h: Update prototypes.
941 2008-09-05 Joseph Myers <joseph@codesourcery.com>
943 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
944 (REG_CLASS_NAMES): Update.
945 (REG_CLASS_CONTENTS): Update.
946 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
947 of ALL_REGS for regs 77 and 78.
948 * function.c (instantiate_virtual_regs_in_insn): Assert that
949 return value of simplify_gen_subreg is not NULL.
951 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
953 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
954 (gen_rtvec_v): Fix coding standards.
956 2008-09-04 Jan Hubicka <jh@suse.cz>
958 * i386.c (decide_alg): Be more conservative about optimizing for size.
960 2008-09-04 Ian Lance Taylor <iant@google.com>
962 * varasm.c (narrowing_initializer_constant_valid_p): New
964 (initializer_constant_valid_p): Call it.
966 2008-09-04 Jeff Law <law@redhat.com>
968 * fold-const.c (native_encode_real): Fix computation of WORDS.
969 (native_interpret_real): Likewise.
971 2008-09-04 Janis Johnson <janis187@us.ibm.com>
973 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
975 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
977 * ira-conflicts.c (process_regs_for_copy): Check insn to check
978 that the cost is already taken into account in ira-costs.c
980 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
982 * ira-build.c (print_copy, print_copies, ira_debug_copy,
983 ira_debug_copies): New.
984 (ira_bulid): Call print_copies.
986 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
988 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
991 * config/rs6000/rs6000.c (optimization_options): Remove check of
994 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
996 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
997 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
998 second operand is a reg_imm10_operand.
999 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1000 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1001 (*seq_<GPR:mode><GPR2:mode>): Rename to
1002 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1004 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1005 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1007 (*sne_<GPR:mode><GPR2:mode>): Rename to
1008 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1011 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1013 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1014 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1015 combining an arithmetic right shift by more than 31 and a
1016 trunction. Don't match for out-of-range shift amounts. Set
1017 attribute mode to <MODE>.
1018 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1019 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1020 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1021 shifts by less than 32.
1022 (extv): Change predicate on first operand to accept registers.
1023 Change predicate of the other operands from immediate_operand to
1024 const_int_operand. Expand exts when source is a register.
1025 (extzv): Change predicate of the constant operands from
1026 immediate_operand to const_int_operand.
1027 (extzv<mode>): Change predicate of the constant operands from
1028 immediate_operand to const_int_operand and no constraint. Also
1030 (*extzv_trunc<mode>_exts): New pattern.
1032 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1034 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1035 * config/mips/mips-protos.h (mask_low_and_shift_p,
1036 mask_low_and_shift_len): Declare.
1037 * config/mips/mips.c (mask_low_and_shift_p,
1038 mask_low_and_shift_len): New functions.
1039 (mips_print_operand): Handle new operand prefix "m".
1040 * config/mips/mips.md (*cins<mode>): New pattern.
1042 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1044 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1045 optimizing for size.
1047 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1049 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1050 regardless of epilogue_completed.
1052 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1055 * ira-lives.c (process_bb_node_lives): Check setjmp.
1057 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1060 * ira-build.c (form_loop_tree): Reverse BB walk.
1061 (create_bb_allocnos): Likewise.
1062 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1063 (mark_reg_store): Rename to...
1064 (mark_ref_live): ...this and take a df_ref argument instead of
1065 note_stores arguments. Assert that we have a register.
1066 (mark_reg_clobber): Delete.
1067 (def_conflicts_with_inputs_p): New function.
1068 (mark_reg_conflicts): Delete.
1069 (mark_reg_death): Rename to...
1070 (mark_ref_dead): ...this and take a df_ref argument instead of
1071 a register. Assert that we have a register.
1072 (process_bb_node_lives): Hoist frequency calculation out of
1073 instruction walk. Convert from a forwards scan to a backwards scan.
1074 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1075 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1076 (create_allocno_live_ranges): Don't create regs_set.
1078 2008-09-04 Ian Lance Taylor <iant@google.com>
1080 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1081 or REG_LABEL_TARGET.
1082 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1083 comparing MODE with MEM.
1084 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1085 comparing with GF_PREDICT_TAKEN.
1086 (gimple_get_lhs): Change code to enum gimple_code.
1087 (gimple_set_lhs): Likewise.
1088 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1089 * omp-low.c (find_omp_clause): Change kind parameter to enum
1091 * tree-flow.h (find_omp_clause): Update declaration.
1092 * regrename.c (clear_dead_regs): Change kind parameter to enum
1094 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1096 * see.c (see_get_extension_data): Change return type to enum
1097 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1098 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1099 (see_gen_normalized_extension): Change extension_code parameter to
1101 (see_seek_pre_extension_expr): Change extension_code to enum
1103 (see_merge_one_def_extension): Likewise.
1104 (see_handle_relevant_defs): Likewise.
1105 (see_handle_relevant_uses): Likewise.
1106 (see_analyze_one_def): Likewise.
1107 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1108 GIMPLE_ASM rather than ASM_EXPR.
1109 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1110 GIMPLE_RETURN rather than RETURN_EXPR.
1111 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1112 (evaluate_stmt): Likewise.
1113 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1114 to enum vect_relevant.
1115 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1116 compare gimple codes with tree codes.
1118 2008-09-04 Paul Brook <paul@codesourcery.com>
1120 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1122 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1124 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1125 pointer check lost in the recent no-unit-at-a-time patch.
1127 2008-09-04 Jan Hubicka <jh@suse.cz>
1130 * tree-switch-conversion.c (check_final_bb): Accept only IP
1133 2008-09-04 Jan Hubicka <jh@suse.cz>
1135 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1137 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1138 using_ranges argument.
1139 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1140 (vrp_visit_cond_stmt): Update call of
1141 vrp_evaluate_conditional_warnv_with_ops
1143 2008-09-04 Jan Hubicka <jh@suse.cz>
1145 PR tree-optimization/37345
1146 PR tree-optimization/37358
1147 PR tree-optimization/37357
1148 * tree.c (build_function_type_skip_args): Build distinct type copy;
1150 (build_function_decl_skip_args): Set type of new decl not orig decl;
1151 clear DECL_VINDEX for methods turned into functions.
1153 2008-09-04 Nick Clifton <nickc@redhat.com>
1155 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1156 * configure: Regenerate.
1157 * config.in: Regenerate.
1158 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1159 alignment field, if it is supported.
1161 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1163 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1166 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1168 * config/rs6000/rs6000.c (processor_target_table): Do not
1169 enable VMX for POWER6.
1171 2008-09-03 Anton Blanchard <anton@samba.org>
1173 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1174 emit memory barrier before operation.
1176 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1179 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1180 default_elf_asm_output_external.
1182 2008-09-03 Jeff Law <law@redhat.com>
1184 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1186 2008-09-03 Richard Henderson <rth@redhat.com>
1188 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1189 memory barrier to below the test-and-set.
1190 (alpha_split_lock_test_and_set_12): Likewise.
1192 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1196 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1199 * ira-color.c (print_loop_title): Use all_allocnos.
1200 (color_pass): Ditto. Don't add border_allocnos. Check that
1201 subloop allocno in the correspdoning bitmap all_allocnos.
1203 * ira-emit.c (change_loop): Use all_allocnos.
1205 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1207 (ira_create_allocno): Set up all_allocnos bit for the created
1209 (create_cap_allocno): Remove setting mentioned_allocnos.
1210 (create_insn_allocnos): Ditto.
1211 (remove_unnecessary_allocnos): Use all_allocnos.
1212 (check_allocno_creation): Check that allocnos are in the
1213 corresponding bitmap all_allocnos.
1215 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1219 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
1220 (process_regs_for_copy): Process subregs. Refine check when cost
1221 is taken into account in ira-costs.c.
1222 (process_reg_shuffles): Use REG_SUBREG_P.
1223 (add_insn_allocno_copies): Ditto. Ignore modes.
1225 * ira-color.c (conflict_allocno_vec): New.
1226 (COST_HOP_DIVISOR): New macro.
1227 (update_copy_costs_1): Use it.
1228 (update_conflict_hard_regno_costs): New function.
1229 (assign_hard_reg): Use it.
1230 (ira_color): Allocate and free conflict_allocno_vec.
1232 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1236 * ira-int.h (ira_sort_insn_chain): Remove.
1238 * ira.c (basic_block_order_nums, chain_insn_order,
1239 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
1240 (ira): Don't call ira_sort_insn_chain.
1242 * reload1.c (reload): Don't call ira_sort_insn_chain.
1244 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1247 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1248 which become non throw.
1249 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1250 update_call_expr after updating the flags on the decl.
1252 2008-09-03 Jan Hubicka <jh@suse.cz>
1254 PR tree-optimization/37315
1255 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1256 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1257 (cgraph_analyze_functions): Use node->analyzed
1258 (cgraph_mark_functions_to_output): Likewise.
1259 (cgraph_expand_function): All functions can be released after
1261 (cgraph_optimize): Use gimple_has_body_p.
1262 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1263 (cgraph_decide_inlining_incrementally): Likewise.
1264 (inline_transform): Inline transform.
1265 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1267 (inlinable_function_p): Drop gimple_body check.
1268 (expand_call_inline): Use gimple_has_body_p.
1269 * gimple.c (gimple_has_body_p): New.
1270 * gimple.h (gimple_has_body_p): Add prototype.
1271 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1272 (dump_function_to_file): Use gimple_has_body_p check.
1274 2008-09-03 Jakub Jelinek <jakub@redhat.com>
1277 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
1279 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
1281 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1283 From Michael Frysinger <michael.frysinger@analog.com>
1284 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
1285 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
1288 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
1291 * doc/extend.texi: Document picoChip builtin functions.
1292 * doc/invoke.texi: Document picoChip options.
1293 * doc/contrib.texi: Add picoChip contribution.
1294 * doc/md.texi: Document picoChip constraints.
1295 * config.gcc: Add picochip-*-*.
1296 * config/picochip/: Add new port.
1298 2008-09-03 Richard Guenther <rguenther@suse.de>
1300 PR tree-optimization/37328
1301 * tree-sra.c (sra_build_assignment): Gimplify properly.
1302 (generate_copy_inout): Take the correct stmt as definition,
1303 remove bogus assert.
1305 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1307 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
1310 From Michael Frysinger <michael.frysinger@analog.com>
1311 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
1313 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
1315 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
1316 (__gthread_setspecific): Revert 2008-08-31 change to
1317 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
1319 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
1321 * diagnostic.c (error_at): New.
1322 * toplev.h (error_at): New prototype.
1323 * c-typeck.c (build_array_ref): Call error_at instead of error.
1324 Pass location to pedwarn.
1326 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
1328 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
1330 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1332 * dwarf2out.c (tree_add_const_value_attribute): Only handle
1333 VAR_DECL and CONST_DECL.
1335 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1336 Jakub Jelinek <jakub@redhat.com>
1338 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
1339 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
1340 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
1341 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
1342 Don't set ix86_save_varrargs_registers.
1343 (ix86_setup_incoming_varargs): Assume cum != NULL.
1344 (ix86_va_start): Check ix86_varargs_gpr_size and
1345 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
1346 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
1347 from frame pointer if ix86_varargs_gpr_size == 0.
1348 (ix86_compute_frame_layout): Updated.
1349 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
1350 (ix86_varargs_gpr_size): Define.
1351 (ix86_varargs_fpr_size): Likewise.
1352 (machine_function): Remove save_varrargs_registers.
1353 Add varargs_gpr_size and varargs_fpr_size.
1355 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1357 * config/alpha/alpha.c (va_list_skip_additions,
1358 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
1359 (alpha_gimplify_va_arg): Call unshare_expr on second use of
1362 PR tree-optimization/36766
1363 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
1364 for already removed basic blocks.
1367 * real.c (real_maxval): Clear a lower bit to make real_maxval
1368 match get_max_float for IBM long double format.
1370 2008-09-02 Andreas Schwab <schwab@suse.de>
1372 * configure.ac: Use m4_quote to quote the expansion of m4_do.
1373 * configure: Regenerate.
1375 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1377 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1378 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1379 checking for a non-VOID CONSTANT_P.
1381 2008-09-02 Jan Hubicka <jh@suse.cz>
1383 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1384 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
1387 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1389 * expr.c (emit_group_store): Don't assert stack temp mode size.
1391 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
1392 Tobias Grosser <grosser@fim.uni-passau.de>
1393 Jan Sjodin <jan.sjodin@amd.com>
1394 Harsha Jagasia <harsha.jagasia@amd.com>
1395 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1396 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1397 Adrien Eliche <aeliche@isty.uvsq.fr>
1399 Merge from graphite branch.
1402 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
1403 * doc/invoke.texi (-floop-block, -floop-interchange,
1404 -floop-strip-mine): Document new flags.
1405 * tree-into-ssa.c (gimple_vec): Moved...
1406 * tree-loop-distribution.c (rdg_component): Moved...
1407 * cfgloopmanip.c: Include tree-flow.h.
1408 (update_dominators_in_loop): New.
1409 (create_empty_if_region_on_edge): New.
1410 (create_empty_loop_on_edge): New.
1411 (loopify): Use update_dominators_in_loop.
1412 * tree-pass.h (pass_graphite_transforms): Declared.
1413 * configure: Regenerate.
1414 * tree-phinodes.c (make_phi_node): Export.
1415 (add_phi_node_to_bb): New, split from create_phi_node.
1416 * tree-chrec.c (for_each_scev_op): New.
1417 * tree-chrec.h (for_each_scev_op): Declared.
1418 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
1419 (remove_statement): Call get_phi_with_result.
1420 * config.in (HAVE_cloog): Undef.
1421 * gdbinit.in (pgg): New.
1422 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1423 * tree-ssa-loop.c (graphite_transforms): New.
1424 (gate_graphite_transforms): New.
1425 (pass_graphite_transforms): New.
1426 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1427 HAVE_cloog): Defined.
1428 * tree-vectorizer.c (rename_variables_in_bb): Export.
1429 * tree-data-ref.c (dr_may_alias_p): Export.
1430 (stmt_simple_memref_p): New.
1431 (find_data_references_in_stmt): Export.
1432 (find_data_references_in_loop): Export.
1433 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1434 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1435 (create_rdg_vertices): Export.
1436 (build_empty_rdg): New.
1437 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1438 * tree-data-ref.h (rdg_component): ... here.
1440 (struct data_reference): Add a field scop.
1442 (find_data_references_in_loop): Declared.
1443 (find_data_references_in_stmt): Declared.
1444 (create_rdg_vertices): Declared.
1445 (dr_may_alias_p): Declared.
1446 (stmt_simple_memref_p): Declared.
1447 (struct rdg_edge): Add a field ddr_p relation.
1448 (build_empty_rdg): Declared.
1449 * lambda.h (lambda_matrix): Declare a VEC of.
1450 (find_induction_var_from_exit_cond): Declared.
1451 (lambda_vector_compare): New.
1452 * common.opt (fgraphite, floop-strip-mine,
1453 floop-interchange, floop-block): New flags.
1454 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1455 * cfgloop.c (is_loop_exit): New.
1456 * cfgloop.h (is_loop_exit): Declared.
1457 (create_empty_if_region_on_edge): Declared.
1458 (create_empty_loop_on_edge): Declared.
1459 * tree-flow.h (add_phi_node_to_bb): Declared.
1460 (make_phi_node): Declared.
1461 (rename_variables_in_bb): Declared.
1462 (perfect_loop_nest_depth): Declared.
1463 (graphite_transform_loops): Declared.
1464 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1465 (graphite.o-warn): Add -Wno-error.
1466 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1467 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1468 (INCLUDES): Add PPLINC, CLOOGINC.
1469 (OBJS-common): Add graphite.o.
1470 (graphite.o): Add rule.
1471 * gimple.h (gimple_vec): ... here.
1472 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1473 * passes.c (init_optimization_passes): Schedule
1474 pass_graphite_transforms.
1476 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1479 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1480 and -fno-toplevel-reorder after handle_options.
1482 2008-09-02 Paul Brook <paul@codesourcery.com>
1484 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1485 (arm_override_options): Set arm_tune_cortex_a9.
1486 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1487 (arm_issue_rate): Handle cortexa9.
1488 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1489 * config/arm/arm-cores.def: Add cortex-a9.
1490 * config/arm/arm-tune.md: Regenerate.
1491 * config/arm/arm.md: Include cortex-a9.md.
1492 (generic_sched, generic_vfp): Add cortexa9.
1493 * config/arm/cortex-a9.md: New file.
1495 2008-09-02 Richard Guenther <rguenther@suse.de>
1497 PR tree-optimization/37327
1498 * tree-vrp.c (register_new_assert_for): Make sure to not have
1499 TREE_OVERFLOW set on the bound.
1501 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1503 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1505 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1506 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1509 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1511 * gcc/config/spu/spu.md (divdf3): Removed.
1513 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1515 PR tree-optimization/37095
1516 * cgraph.c (cgraph_node): When creating new cgraph node after
1517 assembler_name_hash has been populated, record it in the hash
1520 2008-09-01 Paul Brook <paul@codesourcery.com>
1522 * doc/invoke.texi: Document -mword-relocations.
1523 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1524 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1525 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1526 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1527 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1528 (arm_emit_movpair): New function.
1529 (arm_print_operand <c>): Handle sybolic addresses.
1530 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1531 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1532 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1533 * config/arm/arm.opt: Add -mword-relocations.
1534 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1535 (arm_movt, arm_movw): New.
1537 2008-09-01 Paul Brook <paul@codesourcery.com>
1539 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1540 Allow Interworking on ARMv4 EABI based targets.
1541 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1542 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1544 2008-09-01 Paul Brook <paul@codesourcery.com>
1546 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1547 optimized LT0 test. Remove optimization for GT.
1549 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1551 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1552 openmp applications.
1553 * pa-hpux11.h (LIB_SPEC): Likewise.
1555 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
1558 2008-09-01 Jan Hubicka <jh@suse.cz>
1560 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1561 present, use only counts; when guessed use only frequencies.
1562 (estimate_bb_frequencies): Use function_frequency.
1563 * profile.c (compute_branch_probabilities): Exit early when
1564 profile reading failed. Set profile_status.
1565 (branch_prob): Do not set profile_status.
1567 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1569 * tree.c (protected_set_expr_location): New.
1570 * tree.h (protected_set_expr_location): New prototype.
1571 * c-tree.h (build_array_ref): Add argument.
1572 (parser_build_unary_op): Same.
1573 * c-typeck.c (build_indirect_ref): Handle new location argument.
1574 (build_array_ref): Same.
1575 (parser_build_unary_op): Same.
1576 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1578 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1580 * c-common.c (finish_label_address_expr): Handle new location argument.
1581 * c-common.h (build_indirect_ref): Add argument.
1582 (finish_label_address_expr): Same.
1583 * c-parser.c (c_parser_unary_expression): Pass location to build
1585 (c_parser_postfix_expression): Same.
1587 2008-09-01 Paul Brook <paul@codesourcery.com>
1589 * config/arm/arm.md: Include cortex-r4f.md.
1590 (attr fpu): Update type list.
1591 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1592 fconstd, fcmps and fcmpd.
1593 (attr tune_cortexr4): Define.
1594 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1595 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1596 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1597 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1598 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
1599 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1600 cortex_a8_vfp_farith: Ditto.
1601 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1602 * config/arm/cortex-r4.md: Use tune_cortexr4.
1603 * config/arm/cortex-r4f.md: New file.
1605 2008-09-01 Richard Guenther <rguenther@suse.de>
1607 PR tree-optimization/37305
1608 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1609 the result of constant conversions.
1610 (fold_gimple_assign): Likewise.
1612 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1614 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1615 #ifdef ENABLE_CHECKING.
1617 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1619 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1620 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1621 when !INSN_SCHEDULING.
1623 2008-09-01 Andreas Schwab <schwab@suse.de>
1625 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1627 2008-09-01 Paul Brook <paul@codesourcery.com>
1629 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1631 2008-09-01 Jan Hubicka <jh@suse.cz>
1633 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1635 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
1637 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1638 * gimplify.c (gimplify_init_constructor): Add speed operand.
1639 * tree-sra.c (decide_block_copy): Likewise.
1640 * tree-inline.c (estimate_move_cost): Likewise.
1641 * config/alpha/alpha.h (MOVE_RATIO): Update.
1642 * config/frv/frv.c (MOVE_RATIO): Update.
1643 * config/spu/spu.h (MOVE_RATIO): Update.
1644 * config/sparc/sparc.h (MOVE_RATIO): Update.
1645 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1646 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1647 * config/cris/cris.h (MOVE_RATIO): Update.
1648 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1649 * config/arm/arm.h (MOVE_RATIO): Update.
1650 * config/pa/pa.md: Update uses of MOVE_RATIO
1651 * config/pa/pa.h (MOVE_RATIO): Update.
1652 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
1653 CLEAR_RATIO, SET_RATIO): Update.
1654 * config/h8300/h8300.h (MOVE_RATIO): Update.
1655 * config/v850/v850.h (MOVE_RATIO): Update.
1656 * config/bfin/bfin.h (MOVE_RATIO): Update.
1658 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1659 Dmitry Melnik <dm@ispras.ru>
1660 Dmitry Zhurikhin <zhur@ispras.ru>
1661 Alexander Monakov <amonakov@ispras.ru>
1662 Maxim Kuvyrkov <maxim@codesourcery.com>
1664 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1665 sel-sched-dump.c, sel-sched-ir.c: New files.
1666 * Makefile.in (OBJS-common): Add selective scheduling object
1668 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1669 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1670 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1671 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1672 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1673 (make_forwarder_block): Update loop latch if we have redirected
1674 the loop latch edge.
1675 * cfgloop.c (get_loop_body_in_custom_order): New function.
1676 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1677 (CP_FALLTHRU_PREHEADERS): Likewise.
1678 (get_loop_body_in_custom_order): Declare.
1679 * cfgloopmanip.c (has_preds_from_loop): New.
1680 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1681 Assert that the preheader edge will be fall thru when it is set.
1682 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1683 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1684 fsel-sched-substitution, fselective-scheduling): New flags.
1685 * cse.c (hash_rtx_cb): New.
1687 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1688 sel_sched_insn_cnt): New counters.
1689 * final.c (compute_alignments): Export. Free dominance
1690 info after loop_optimizer_finalize.
1691 * genattr.c (main): Output maximal_insn_latency prototype.
1692 * genautomata.c (output_default_latencies): New.
1693 Factor its code from ...
1694 (output_internal_insn_latency_func): ... here.
1695 (output_internal_maximal_insn_latency_func): New.
1696 (output_maximal_insn_latency_func): New.
1697 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1698 (struct hard_reg_set_iterator): New.
1699 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1700 hard_reg_set_iter_next): New functions.
1701 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1702 * lists.c (remove_free_INSN_LIST_node,
1703 remove_free_EXPR_LIST_node): New functions.
1704 * loop-init.c (loop_optimizer_init): When
1705 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
1706 calling create_preheaders.
1707 (loop_optimizer_finalize): Do not verify flow info after reload.
1708 * recog.c (validate_replace_rtx_1): New parameter simplify.
1709 Default it to true. Update all uses. Factor out simplifying
1711 (simplify_while_replacing): ... this new function.
1712 (validate_replace_rtx_part,
1713 validate_replace_rtx_part_nosimplify): New.
1714 * recog.h (validate_replace_rtx_part,
1715 validate_replace_rtx_part_nosimplify): Declare.
1716 * rtl.c (rtx_equal_p_cb): New.
1717 (rtx_equal_p): Use it.
1718 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1719 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1720 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1721 * vecprim.h: Add a vector type for unsigned int.
1722 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1723 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1724 ready_try, cycle_issued_insns, spec_info): Make global.
1725 (readyp): Initialize.
1726 (dfa_lookahead): New global variable.
1727 (old_max_uid, old_last_basic_block): Remove.
1728 (h_i_d): Make it a vector.
1729 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1731 (after_recovery, adding_bb_to_current_region_p):
1732 New variables to handle correct insertion of the recovery code.
1733 (struct ready_list): Move declaration to sched-int.h.
1734 (rgn_n_insns): Removed.
1735 (rtx_vec_t): Move to sched-int.h.
1736 (find_insn_reg_weight): Remove.
1737 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1738 (haifa_init_h_i_d, haifa_finish_h_i_d):
1739 New functions to initialize / finalize haifa instruction data.
1740 (extend_h_i_d, init_h_i_d): Rewrite.
1741 (unlink_other_notes): Move logic to add_to_note_list. Handle
1742 selective scheduler.
1743 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1744 find_fallthru_edge): Make global, remove static prototypes.
1745 (max_issue): Make global. Add privileged_n and state parameters. Use
1747 (extend_global, extend_all): Removed.
1748 (init_before_recovery): Add new param. Fix the handling of the case
1749 when we insert a recovery code before the EXIT which has a predecessor
1750 with a fallthrough edge to it.
1751 (create_recovery_block): Make global. Rename to
1752 sched_create_recovery_block. Update.
1753 (change_pattern): Rename to sched_change_pattern. Make global.
1754 (speculate_insn): Rename to sched_speculate_insn. Make global.
1755 Split haifa-specific functionality into ...
1756 (haifa_change_pattern): New static function.
1757 (sched_extend_bb): New static function.
1758 (sched_init_bbs): New function.
1759 (current_sched_info): Change type to struct haifa_sched_info.
1760 (insn_cost): Adjust for selective scheduling.
1761 (dep_cost_1): New function. Move logic from ...
1762 (dep_cost): ... here.
1763 (dep_cost): Use dep_cost_1.
1764 (contributes_to_priority_p): Use sched_deps_info instead of
1766 (priority): Adjust to work with selective scheduling. Process the
1767 corner case when all dependencies don't contribute to priority.
1768 (rank_for_schedule): Use ds_weak instead of dep_weak.
1769 (advance_state): New function. Move logic from ...
1770 (advance_one_cycle): ... here.
1771 (add_to_note_list, concat_note_lists): New functions.
1772 (rm_other_notes): Make static. Adjust for selective scheduling.
1773 (remove_notes, restore_other_notes): New functions.
1774 (move_insn): Add two arguments. Update assert. Don't call
1776 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1777 Remove more_issue, max_points. Move the code to initialize
1778 max_lookahead_tries to max_issue.
1779 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1780 ready. Adjust use of move_insn. Call restore_other_notes.
1782 (sched_init, sched_finish): Move Haifa-specific initialization/
1784 (haifa_sched_init, haifa_sched_finish): ... respectively.
1786 (setup_sched_dump): New function.
1787 (haifa_init_only_bb): New static function.
1788 (haifa_speculate_insn): New static function.
1789 (try_ready): Use haifa_* instead of speculate_insn and
1791 (extend_ready, extend_all): Remove.
1792 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1793 (create_check_block_twin, add_to_speculative_block): Use
1794 haifa_insns_init instead of extend_global. Update to use new
1795 initialization functions. Change parameter. Factor out code from
1796 create_check_block_twin to ...
1797 (sched_create_recovery_edges) ... this new function.
1798 (add_block): Remove.
1799 (sched_scan_info): New.
1800 (extend_bb): Use sched_scan_info.
1801 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1802 static functions for walking through scheduling region.
1803 (sched_luids): New vector variable to replace uid_to_luid.
1804 (luids_extend_insn): New function.
1805 (sched_max_luid): New variable.
1806 (luids_init_insn): New function.
1807 (sched_init_luids, sched_finish_luids): New functions.
1808 (insn_luid): New debug function.
1809 (sched_extend_target): New function.
1810 (haifa_init_insn): New static function.
1811 (sched_init_only_bb): New hook.
1812 (sched_split_block): New hook.
1813 (sched_split_block_1): New function.
1814 (sched_create_empty_bb): New hook.
1815 (sched_create_empty_bb_1): New function.
1816 (common_sched_info, ready): New global variables.
1817 (current_sched_info_var): Remove.
1818 (move_block_after_check): Use common_sched_info.
1819 (haifa_luid_for_non_insn): New static function.
1820 (init_before_recovery): Use haifa_init_only_bb instead of
1822 (increase_insn_priority): New.
1823 * modulo-sched.c: (issue_rate): Remove static declaration.
1824 (sms_sched_info): Change type to haifa_sched_info.
1825 (sms_sched_deps_info, sms_common_sched_info): New variables.
1826 (setup_sched_infos): New.
1827 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1828 Do not call regstat_free_calls_crossed.
1829 (sms_print_insn): Use const_rtx.
1830 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1831 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1832 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1833 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1834 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1835 current_sched_info to use it.
1836 (enum reg_pending_barrier_mode): Move to sched-int.h.
1837 (h_d_i_d): New variable. Initialize to NULL.
1838 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1840 (estimate_dep_weak): Remove static declaration.
1841 (sched_has_condition_p): New function. Adjust users of
1842 sched_get_condition to use it instead.
1843 (conditions_mutex_p): Add arguments indicating which conditions are
1845 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1846 argument to indicate whether returned condition is reversed. Do not
1847 generate new rtx when condition should be reversed; indicate it by
1848 setting new argument instead.
1849 (add_dependence_list_and_free): Add deps parameter.
1850 Update all users. Do not free dependence list when
1851 deps context is readonly.
1852 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1854 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1855 (remove_from_deps): New. Use the above functions.
1856 (cur_insn, can_start_lhs_rhs_p): New static variables.
1857 (add_or_update_back_dep_1): Initialize present_dep_type.
1858 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1859 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1860 haifa_note_dep): New functions implementing dependence hooks for
1861 the Haifa scheduler.
1862 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1863 note_dep): New functions.
1864 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1866 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1867 (free_deps): Initialize deps->reg_last.
1868 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1869 sched_analyze_insn): Update to use dependency hooks infrastructure
1870 and readonly contexts.
1871 (deps_analyze_insn): New function. Move part of logic from ...
1872 (sched_analyze): ... here. Also move some logic to ...
1873 (deps_start_bb): ... here. New function.
1874 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1876 (sched_deps_init): New function. Move code from ...
1877 (init_dependency_caches): ... here. Remove.
1878 (init_deps_data_vector): New.
1879 (sched_deps_finish): New function. Move code from ...
1880 (free_dependency_caches): ... here. Remove.
1881 (init_deps_global, finish_deps_global): Adjust for use with
1882 selective scheduling.
1883 (get_dep_weak): Move logic to ...
1884 (get_dep_weak_1): New function.
1885 (ds_merge): Move logic to ...
1886 (ds_merge_1): New static function.
1887 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1888 (ds_get_max_dep_weak): New function.
1889 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1890 (n_insns): Rename to rgn_n_insns.
1891 (debug_ebb_dependencies): New function.
1892 (init_ready_list): Use it.
1893 (begin_schedule_ready): Use sched_init_only_bb.
1894 (ebb_print_insn): Indicate when an insn starts a new cycle.
1895 (contributes_to_priority, compute_jump_reg_dependencies,
1896 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1897 (add_block1): Remove to ebb_add_block.
1898 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1899 (schedule_ebb): Initialize them. Use remove_notes instead of
1900 rm_other_notes. Use haifa_local_init/finish.
1901 (schedule_ebbs): Use haifa_sched_init/finish.
1902 * sched-int.h: Include vecprim.h, remove rtl.h.
1903 (struct ready_list): Delete declaration.
1904 (sched_verbose_param, enum sched_pass_id_t,
1905 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1906 (struct sched_scan_info_def): New structure.
1907 (sched_scan_info, sched_scan, sched_init_bbs,
1908 sched_init_luids, sched_finish_luids, sched_extend_target,
1909 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1910 (struct common_sched_info_def): New.
1911 (common_sched_info, haifa_common_sched_info,
1912 sched_emulate_haifa_p): Declare.
1914 (sched_luids): Declare.
1915 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1916 (sched_max_luid, insn_luid): Declare.
1917 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1918 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1919 print_insn, print_pattern, print_value, haifa_classify_insn,
1920 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1921 setup_sched_dump, sched_init, sched_finish,
1922 sel_insn_is_speculation_check): Export.
1923 (struct ready_list): Move from haifa-sched.c.
1924 (ready_try, ready, max_issue): Export.
1925 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1926 sched_init_only_bb, sched_split_block, sched_split_block_1,
1927 sched_create_empty_bb, sched_create_empty_bb_1,
1928 sched_create_recovery_block, sched_create_recovery_edges): Export.
1929 (enum reg_pending_barrier_mode): Export.
1930 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1932 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1933 print_insn field. Move add_block and fix_recovery_cfg to
1934 common_sched_info_def. Move compute_jump_reg_dependencies,
1936 (struct sched_deps_info_def): ... this new structure.
1937 (sched_deps_info): Declare.
1938 (struct spec_info_def): Remove weakness_cutoff, add
1939 data_weakness_cutoff and control_weakness_cutoff.
1940 (spec_info): Declare.
1941 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1943 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1944 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1945 (current_sched_info): Change type to struct haifa_sched_info.
1946 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1947 (h_d_i_d): New variable.
1948 (HDID): New accessor macro.
1949 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1950 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1952 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1953 (enum SCHED_FLAGS): Update for selective scheduler.
1954 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1955 (init_dependency_caches, free_dependency_caches): Delete declarations.
1956 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1957 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1958 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1959 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1960 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1962 (rm_other_notes): Delete declaration.
1963 (schedule_block): Remove one argument.
1964 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1965 ready_element, ready_lastpos, sched_extend_ready_list,
1966 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1967 concat_note_lists): Export.
1968 (struct region): Move from sched-rgn.h.
1969 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1970 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1971 BLOCK_TO_BB, CONTAINING_RGN): Export.
1972 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1973 (current_nr_blocks, current_blocks, target_bb): Likewise.
1974 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1975 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1976 sched_rgn_local_init, extend_regions,
1977 rgn_make_new_region_out_of_new_block, compute_priorities,
1978 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1979 extend_rgns, deps_join rgn_setup_common_sched_info,
1980 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1981 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1982 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1983 increase_insn_priority): Likewise.
1984 * sched-rgn.c: Include sel-sched.h.
1985 (ref_counts): New static variable. Use it ...
1986 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1987 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1988 (sched_is_disabled_for_current_region_p): Delete static declaration.
1989 (struct region): Move to sched-int.h.
1990 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1991 ebb_head): Define and initialize.
1992 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1993 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1994 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1996 (find_single_block_region): Add new argument to indicate that EBB
1997 regions should be constructed.
1998 (debug_live): Delete declaration.
1999 (current_nr_blocks, current_blocks, target_bb):
2000 Remove static qualifiers.
2001 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2003 (init_regions): Delete declaration.
2004 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2005 rgn_estimate_number_of_insns): New.
2006 (too_large): Use estimate_number_of_insns.
2007 (haifa_find_rgns): New. Move the code from ...
2008 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2009 (free_trg_info): New.
2010 (compute_trg_info): Allocate candidate tables here instead of ...
2011 (init_ready_list): ... here.
2012 (rgn_print_insn): Use const_rtx.
2013 (contributes_to_priority, extend_regions): Delete static declaration.
2014 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2015 (add_block1): Rename to rgn_add_block.
2016 (debug_rgn_dependencies): Delete static qualifier.
2017 (new_ready): Use sched_deps_info. Simplify.
2018 (rgn_common_sched_info, rgn_const_sched_deps_info,
2019 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2021 (region_sched_info): Rename to rgn_const_sched_info.
2022 (deps_join): New, extracted from ...
2023 (propagate_deps): ... here.
2024 (compute_block_dependences, debug_dependencies): Update for selective
2026 (free_rgn_deps, compute_priorities): New functions.
2027 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2028 sched_rgn_compute_dependencies): New functions.
2029 (schedule_region): Use them.
2030 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2031 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2033 (schedule_insns): Call new functions that were split out.
2034 (rgn_make_new_region_out_of_new_block): New.
2035 (get_rgn_sched_max_insns_priority): New.
2036 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2037 scheduling when appropriate.
2038 * sched-vis.c: Include insn-attr.h.
2039 (print_value, print_pattern): Make global.
2040 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2041 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2042 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2043 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2044 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2045 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2046 hooks. Initialize them to 0.
2047 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2048 * target.h (struct gcc_target): Add them. Rename gen_check field to
2050 * flags.h (sel_sched_switch_set): Declare.
2051 * opts.c (sel_sched_switch_set): New variable.
2052 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2053 pipelining is disabled from command line.
2054 (common_handle_option): Record whether selective scheduling is
2055 requested from command line.
2056 * doc/invoke.texi: Document new flags and parameters.
2057 * doc/tm.texi: Document new target hooks.
2058 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2060 (dfa_state_size): Do not declare locally.
2061 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2062 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2063 rs6000_alloc_sched_context, rs6000_set_sched_context,
2064 rs6000_free_sched_context): New functions.
2065 (struct _rs6000_sched_context): New.
2066 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2068 (rs6000_sched_finish): Do not run for selective scheduling.
2070 2008-08-31 Jan Hubicka <jh@suse.cz>
2072 * frv.c (frv_rtx_costs): Update forward declaration.
2073 * spu.c (spu_rtx_costs): Likewise.
2074 * pdp11.c: Include df.h
2075 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2076 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2077 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2078 * iq2000.c (iq2000_address_cost): Add speed argument.
2079 (iq2000_rtx_costs): Likewise.
2080 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2081 update call of mn10300_address_cost.
2082 * mcore.c: Include df.h
2083 (mcore_rtx_costs): Update prototype.
2084 * score3.c: Include df.h
2085 (score3_rtx_costs): Remove speed argument.
2086 * score7.c: Include df.h
2087 (score7_address_cost): Remove speed argument.
2088 * score-protos.h (score_address_cost): Update prototype.
2089 * score.c: Include df.h
2090 (score_rtx_costs): Update call of costs functions.
2091 * v850.c (v850_rtx_costs): Add bool argument.
2093 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2095 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2097 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2099 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2100 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2102 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2104 * mkmap-flat.awk: Add option pe_dll.
2105 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2106 * config/i386/t-cygwin (SHLIB_LC): Add.
2107 * config/i386/t-mingw32 (SHLIB_LC): Add.
2108 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2109 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2110 (LINK_SPEC): Support libgcc_s.
2111 (LIBGCC_SPEC): Support libgcc_s.
2112 (LIBGCC_SONAME): New.
2114 2008-08-31 Jan Hubicka <jh@suse.cz>
2116 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2117 mistakely had old version of patch.
2119 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2120 (ipcp_estimate_growth): New.
2121 (ipcp_insert_stage): Use ipcp_estimate_growth.
2122 * profile.c (branch_prob): When reading failed, do not consider
2125 2008-08-31 Jan Hubicka <jh@suse.cz>
2127 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2128 loop is optimized for speed.
2130 2008-08-31 Richard Guenther <rguenther@suse.de>
2133 * fold-const.c (fold_binary): Retain conversions in folding
2136 2008-08-31 Jan Hubicka <jh@suse.cz>
2138 * postreload-gcse.c (eliminate_partially_redundant_loads):
2139 Use optimize_bb_for_size_p.
2140 * predict.c (maybe_hot_frequency_p): Make inline.
2141 (maybe_hot_count_p): Break out from ...
2142 (maybe_hot_bb_p): ... this one.
2143 (maybe_hot_edge_p): Simplify.
2144 * basic-block.h (probably_cold_bb_p): Remove.
2146 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2149 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2151 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2152 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2153 Also split V4SFmode.
2154 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2157 2008-08-31 Jan Hubicka <jh@suse.cz>
2159 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2161 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2163 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2166 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2169 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2170 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2172 2008-08-31 Jan Hubicka <jh@suse.cz>
2174 * sparc.h (BRANCH_COST): Fix macro definition.
2175 * avr.c (avr_operand_rtx_cost): Add speed argument.
2176 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2178 2008-08-31 Richard Guenther <rguenther@suse.de>
2180 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2181 types instead of operands. Re-instantiate verifying of
2182 binary expression operands.
2184 2008-08-30 Jan Hubicka <jh@suse.cz>
2186 * fwprop.c (should_replace_address): Add speed attribute.
2187 (PR_OPTIMIZE_FOR_SPEED): New flag.
2188 (propagate_rtx_1): Use it.
2189 (propagate_rtx): Set it.
2190 (try_fwprop_subst): Update call of rtx_costs.
2191 (forward_propagate_and_simplify): LIkewise.
2192 * hooks.c (hook_int_rtx_bool_0): New
2193 (hook_bool_rtx_int_int_intp_false): Replace by ...
2194 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2195 * hooks.h (hook_int_rtx_bool_0): New
2196 (hook_bool_rtx_int_int_intp_false): Replace by ...
2197 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2198 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2199 (prepare_cmp_insn): UPdate call of rtx_cost.
2200 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2201 (reload_cse_simplify_operands): Update call of rtx_cost.
2202 (reload_cse_move2add): call of rtx_cost.
2203 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2204 * rtlanal.c (rtx_cost): Add speed argument.
2205 (address_cost): Add speed argument
2206 (default_address_cost): Likewise.
2207 (insn_rtx_cost): Likewise.
2208 * cfgloopanal.c (seq_cost): Add speed argument.
2209 (target_reg_cost, target_spill_cost): Turn to array.
2210 (init_set_costs): Update for speed.
2211 (estimate_reg_pressure_cost): Add speed argument.
2212 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2213 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2214 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2215 (seq_cost): Add speed argument.
2216 (computation_cost): Add speed arugment.
2217 (add_cost, multiply_by_const, get_address_cost): add speed argument.
2218 (force_expr_to_var_cost): Update for profile info.
2219 (force_var_cost): Likewise.
2220 (split_address_cost): Likewise.
2221 (ptr_difference_cost): Likewise.
2222 (difference_cost): Likewise.
2223 (get_computation_cost_at): Likewise.
2224 (determine_iv_cost): Likewise.
2225 (ivopts_global_cost_for_size): Likewise.
2226 (rewrite_use_address): Likewise.
2227 (tree_ssa_iv_optimize_loop): Initialize speed field.
2228 * cse.c (optimize_this_for_speed_p): New static var.
2229 (notreg_cost): Update call of rtx_cost.
2230 (cse_extended_basic_block): set optimize_this_for_speed_p.
2231 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2232 (noce_try_cmove_arith): Likewise.
2233 (noce_try_sign_mask): LIkewise.
2234 * expr.c (compress_float_constant): Update rtx_cost calls.
2235 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
2236 (addr_to_parts): Likewise.
2237 (create_mem_ref): Likewise.
2238 * dse.c (find_shift_sequence): Add speed argument.
2239 (replace_read): Update call.
2240 * calls.c (precompute_register_parameters): Update call of rtx_cost.
2241 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
2242 * neg_cost, shift_cost, shiftadd_cost,
2243 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2244 mul_highpart_cost): Increase dimension.
2245 (init_expmed): Initialize for both size and speed.
2246 (expand_shift): Use profile.
2247 (synth_mult): Use profile.
2248 (choose_mult_variant): Use profile.
2249 (expand_mult): Use profile.
2250 (expand_mult_highpart_optab): Use profile.
2251 (expand_mult_highpart): Use profile.
2252 (expand_smod_pow2): Use profile.
2253 (expand_divmod): Use profile.
2254 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
2255 * loop-invariant.c (create_new_invariant): Use profile.
2256 (gain_for_invariant): Add speed parameter.
2257 (best_gain_for_invariant): Likewise.
2258 (find_invariants_to_move): Likewise.
2259 (move_single_loop_invariants): Set it.
2260 * target-def.h (TARGET_RTX_COSTS): Use hook.
2261 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2262 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2263 * output.h (default_address_cost): Update prototype.
2264 * combine.c (optimize_this_for_speed_p): New static var.
2265 (combine_validate_cost): Update call of rtx_cost.
2266 (combine_instructions): Set optimize_this_for_speed_p.
2267 (expand_compound_operation): Update call of rtx_cost.
2268 (make_extraction):Update call of rtx_cost.
2269 (force_to_mode):Update call of rtx_cost.
2270 (distribute_and_simplify_rtx):Update call of rtx_cost.
2271 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2272 (estimate_reg_pressure_cost): Update prototype.
2273 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
2274 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
2276 * config/alpha/alpha.c (alpha_rtx_costs): Update.
2277 (alpha_rtx_costs): Update.
2278 * config/frv/frv.c (frv_rtx_costs): Update.
2279 * config/s390/s390.c (s390_rtx_costs): Update.
2280 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
2281 (m32c_rtx_costs): Update.
2282 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
2283 (spu_rtx_costs): Update.
2284 * config/sparc/sparc.c (sparc_rtx_costs): Update.
2285 * config/m32r/m32r.c (m32r_rtx_costs): Update.
2286 * config/i386/i386.c (:ix86_address_cost): Update.
2287 (ix86_rtx_costs): Update.
2288 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
2289 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
2290 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
2291 * config/crx/crx.c (crx_address_cost): Update.
2292 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
2293 * config/stormy16/stormy16.c
2294 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
2295 * config/m68hc11/m68hc11.c
2296 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
2297 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
2298 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
2300 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
2302 * config/ia64/ia64.c (ia64_rtx_costs): Update.
2303 * config/m68k/m68k.c (m68k_rtx_costs): Update.
2304 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
2305 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
2306 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
2307 (mcore_rtx_costs): update.
2308 * config/score/score3.c (score3_rtx_costs): Update.
2309 * config/score/score7.c (score7_rtx_costs): Update.
2310 * config/score/score3.h (score3_rtx_costs):Update.
2311 * config/score/score7.h (score7_rtx_costs): Update.
2312 * config/score/score.c (score_rtx_costs): Update.
2313 * config/arm/arm.c (arm_address_cost): Update.
2314 (arm_rtx_costs_1): Update.
2315 (arm_rtx_costs_1): Update.
2316 (arm_size_rtx_costs): Update.
2317 (arm_size_rtx_costs): Update.
2318 (arm_size_rtx_costs): Update.
2319 (arm_xscale_rtx_costs): Update.
2320 (arm_thumb_address_cost): Update.
2321 * config/pa/pa.c (hppa_address_cost): Update.
2322 * config/mips/mips.c (mips_rtx_costs): Update.
2323 * config/vax/vax.c (vax_address_cost): Update.
2324 * config/h8300/h8300.c (h8300_shift_costs): Update.
2325 (h8300_rtx_costs): Update.
2326 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
2327 (v850_rtx_costs): Update.
2328 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
2329 * config/bfin/bfin.c
2330 (bfin_address_cost): Update.
2331 (bfin_rtx_costs): Update.
2332 * stmt.c (lshift_cheap_p): Update.
2334 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2337 * expmed.c (extract_bit_field_1): Check the mode size to make
2338 sure the vector modes have the same size.
2340 2008-08-29 Michael Meissner <gnu@the-meissners.org>
2342 * dojump.c (top level): Include basic-block.h to declare
2343 optimize_insn_for_speed_p
2345 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
2347 * opts.h (CL_SAVE): New option class for marking options that are
2348 target specific options usable in the target attribute.
2349 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
2351 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
2352 can easily find the target specific options that are safe to use
2353 in the attribute or pragma.
2355 * attribs.c (decl_attributes): Change #pragma GCC option to
2356 #pragma GCC target, and attribute((option(...))) to
2357 attribute((target(...))).
2359 * doc/extend.texi (target attribute): Change from option
2360 attribute. Delete push/pop/reset.
2361 (#pragma GCC target): Change from #pragma GCC option. Delete
2363 (#pragma GCC push_options): Document new pragma.
2364 (#pragma GCC pop_options): Document new pragma.
2365 (#pragma GCC reset_options): Document new pragma.
2367 * targhooks.c (default_target_option_valid_attribute_p): Add
2368 warning about port not supporting target attributes.
2369 (default_target_option_pragma_parse): New function, warn about
2370 #pragma GCC target not being supported.
2372 * targhooks.h (default_target_option_pragma_parse): Add
2375 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
2376 TI_CURRENT_OPTION_PRAGMA.
2377 (current_target_pragma): Rename from current_option_pragma.
2379 * target.h: (struct target_option): Delete booleans for changing
2380 the optimization level on hot/cold functions. Change signature of
2381 pragma_parse hook to take a second tree.
2383 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
2385 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2386 that the declaration is done at global scope.
2388 * langhooks.c (add_builtin_function_common): Move most of the code
2389 from add_builtin_function here, calling the hook passed in.
2390 (add_builtin_function): Call add_builtin_function_common with
2391 standard builtin hook.
2392 (add_builtin_function_ext_scope): New function to add builtins to
2395 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
2397 (add_builtin_function_ext_scope): Add declaration.
2399 * c-pragma.c (handle_pragma_target): Rename from
2400 handle_pragma_option, #pragma GCC option is now #pragma GCC
2401 target. Move warning about port not supporting target options to
2402 default pragma parse hook. Remove push/pop/reset from this
2404 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
2405 (option_stack): Delete static variable.
2406 (optimize_stack): Ditto.
2407 (optons_stack): New stack of saved target and optimization
2409 (handle_pragma_push_options): New function to handle pushing both
2410 target and optimization options.
2411 (handle_pragma_pop_options): New function to handle popping both
2412 target and optimization options.
2413 (handle_pragma_reset_options): New function to handle resetting
2414 both target and optimization options to their initial state.
2415 (init_pragma): Rename handle_pragma_option to
2416 handle_pragma_target. Add support for push_options, pop_options,
2417 and reset_options pragmas.
2419 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
2420 default_target_option_pragma_parse.
2421 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
2422 default_target_option_valid_attribute_p.
2423 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2424 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2425 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
2426 optimization level on hot/cold functions.
2428 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
2429 if the caller and callee have different optimization levels.
2431 * c-common.c (handle_target_attribute): Rename from
2432 handle_option_attribute, attribute((option(...))) is now
2433 attribute((target(...))). Move warning if the port does not
2434 support target attributes to the default hook.
2435 (handle_hot_attribute): Delete code to change the optimization
2436 level of hot functions.
2437 (handle_cold_attribute): Ditto.
2439 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2440 argument that is the binary tree options to use if there are no
2441 arguments. Call ix86_valid_target_attribute_tree instead of
2442 ix86_valid_option_attribute_tree.
2443 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2444 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2445 ix86_pragma_option_parse.
2447 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2448 Rename from ix86_valid_option_attribute_tree.
2450 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2451 new builtins when the ISA changes.
2452 (ix86_valid_target_attribute_tree): Rename from
2453 ix86_valid_option_attribute_tree. Change callers. If the
2454 function specified optimization options, use those as the starting
2455 point before setting up the target attributes. If the
2456 optimization options were changed in the course of setting the
2457 target attributes, record the new optimization options.
2458 (ix86_valid_target_attribute_tree_inner_p): Rename from
2459 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2460 ix86_add_new_builtins if the ISA changed.
2461 (ix86_valid_target_attribute_p): Rename from
2462 ix86_valid_option_attribute_p. Change callers.
2463 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2464 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2465 as delayed builtin functions.
2466 (struct builtin_isa): New structure to record builtin functions
2467 that should be delayed until the ISA for that function is used.
2468 (ix86_builtins_isa): Change from int to struct to track builtin
2469 functions we want to declare at some point.
2470 (def_builtin): If the front end can delay defining the builtin
2471 functions, don't create builtins for ISAs not part of the default
2473 (def_builtin_const): Ditto.
2474 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2475 __builtin_ia32_pcmov_v2di to be different builtin functions.
2476 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2477 a structure instead of an int.
2478 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2479 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2480 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2481 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2483 * config/ia64/ia64.h
2484 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2485 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2487 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2488 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2489 (LANG_HOOKS_INITIALIZER): Add
2490 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2492 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2495 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2496 the reload address with the index register for SFmode
2497 access with a displacement.
2499 2008-08-30 Jan Hubicka <jh@suse.cz>
2501 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2502 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2503 * dojump.c (do_jump): Likewise.
2504 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2505 (note-if_info): Add BRANCH_COST.
2506 (noce_try_store_flag_constants, noce_try_addcc,
2507 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
2508 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
2509 find_if_case_2): Use computed branch cost.
2510 * expr.h (BRANCH_COST): Update default.
2511 * predict.c (predictable_edge_p): New function.
2512 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2513 Update BRANCH_COST call.
2514 * basic-block.h (predictable_edge_p): Declare.
2515 * config/alpha/alpha.h (BRANCH_COST): Update.
2516 * config/frv/frv.h (BRANCH_COST): Update.
2517 * config/s390/s390.h (BRANCH_COST): Update.
2518 * config/spu/spu.h (BRANCH_COST): Update.
2519 * config/sparc/sparc.h (BRANCH_COST): Update.
2520 * config/m32r/m32r.h (BRANCH_COST): Update.
2521 * config/i386/i386.h (BRANCH_COST): Update.
2522 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
2523 * config/sh/sh.h (BRANCH_COST): Update.
2524 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2525 * config/avr/avr.h (BRANCH_COST): Update.
2526 * config/crx/crx.h (BRANCH_COST): Update.
2527 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2528 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2529 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2530 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2531 * config/ia64/ia64.h (BRANCH_COST): Update.
2532 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2533 * config/arc/arc.h (BRANCH_COST): Update.
2534 * config/score/score.h (BRANCH_COST): Update.
2535 * config/arm/arm.h (BRANCH_COST): Update.
2536 * config/pa/pa.h (BRANCH_COST): Update.
2537 * config/mips/mips.h (BRANCH_COST): Update.
2538 * config/vax/vax.h (BRANCH_COST): Update.
2539 * config/h8300/h8300.h (BRANCH_COST): Update.
2540 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2541 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2542 * doc/tm.texi (BRANCH_COST): Update.
2544 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2547 * config/arm/arm.c (arm_optimization_options): Set
2548 flag_section_anchors to 2 instead of 1 to distinguish it from
2549 -fsection-anchors given explicitely on the command line.
2551 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2553 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2554 final insn of a split.
2556 2008-08-30 Jan Hubicka <jh@suse.cz>
2558 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2559 optimized for speed.
2560 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2561 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2562 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2563 flag_gcse_after_reload_set): New static vars.
2564 (common_handle_option): Enable those flags for profile-use.
2565 (decode_options): Remove optimize_size flags that are handled
2566 on higher granuality.
2567 * tree-vectorizer.c (vectorize_loops): Use
2568 optimize_loop_nest_for_speed_p.
2569 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2570 * tree-predcom.c (tree_predictive_commoning): Use
2571 optimize_loop_for_speed_p.
2572 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
2573 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2574 * predict.c (optimize_loop_for_speed_p): Fix walk.
2576 2008-08-30 Jan Hubicka <jh@suse.cz>
2578 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2580 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2581 profile presence locally.
2583 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2586 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2587 versions before 4.0.
2589 2008-08-29 Jan Hubicka <jh@suse.cz>
2591 * tree-inline.c (insert_init_stmt): Insert sequence even when
2594 2008-08-29 Jeff Law <law@redhat.com>
2596 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2597 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2598 location and class is an FP register.
2600 2008-08-29 Jan Hubicka <jh@suse.cz>
2602 * see.c (see_merge_one_def_extension): Silence used uninitialized
2604 * matrix-reorg.c (check_allocation_function): Likewise.
2605 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2607 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2610 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2611 compute new & and | in type rather than TREE_TYPE (arg0).
2613 * dwarf2out.c (fortran_common): Update comment.
2614 (gen_variable_die): Swap com_die and var_die variables in Fortran
2615 COMMON block handling code.
2617 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2619 * dwarf2out.c (gen_const_die): New function.
2620 (size_of_die, value_format, output_die): Output larger
2621 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2622 (native_encode_initializer): New function.
2623 (tree_add_const_value_attribute): Call it.
2624 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2626 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2627 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2628 TREE_THIS_VOLATILE to add_type_attribute.
2630 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2632 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2635 * dwarf2out.c (loc_by_reference): New function.
2636 (add_location_or_const_value_attribute): Use it.
2639 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2640 as DW_TAG_variable children of DW_TAG_common_block rather than
2641 DW_TAG_member children. Put DW_AT_external to individual
2642 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2644 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2645 loc_descriptor_from_tree_1.
2649 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2650 arguments to imported_module_or_decl.
2651 (debug_nothing_tree_tree): Removed.
2652 (debug_nothing_tree_tree_tree_bool): New prototype.
2653 * debug.c (do_nothing_debug_hooks): Adjust.
2654 (debug_nothing_tree_tree): Removed.
2655 (debug_nothing_tree_tree_tree_bool): New function.
2656 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2657 (gen_variable_die): Put all common vars for the
2658 same COMMON block under one DW_TAG_common_block.
2659 (declare_in_namespace): Return new context_die, for Fortran
2660 return the module DIE instead of adding extra declarations into
2662 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2663 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2664 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2666 (dwarf2out_global_decl): Don't skip Fortran global vars.
2667 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2668 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2669 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2670 DW_TAG_imported_declaration as child of previous
2671 DW_TAG_imported_module.
2672 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2673 * sdbout.c (sdb_debug_hooks): Likewise.
2674 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2676 2008-08-29 Jan Hubicka <jh@suse.cz>
2678 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2680 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2681 * ipa-cp.c (n_cloning_candidates): New static variable.
2682 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2683 (ipcp_print_all_lattices): Improve debug output.
2684 (ipcp_cloning_candidate_p): New function.
2685 (ipcp_initialize_node_lattices): Use it.
2686 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2687 (ipcp_propagate_stage): Prettier debug output.
2688 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2689 (ipcp_print_all_structures): Remove.
2690 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2691 (ipcp_insert_stage): Prettier debug output; call
2692 cgraph_remove_unreachable_nodes before propagating.
2693 (pass_ipa_cp): Schedule function removal pass.
2694 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2696 (cgraph_maybe_hot_edge_p): Move to ...
2697 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2698 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2699 (common_handle_option): Set them; enable ipa-cp when profiling.
2700 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2701 (ipa_print_all_jump_functions): Likewise.
2702 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2703 (ipa_print_node_params, ipa_print_all_params): New.
2704 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2705 ipa_print_all_param_flags): Remove.
2706 (ipa_print_node_params, ipa_print_all_params): New.
2708 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2710 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2711 change from 2008-04-03.
2712 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2714 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2717 * ira-color.c (push_allocnos_to_stack): Truncate
2718 removed_splay_allocno_vec.
2720 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2723 * ira-color (ira_fast_allocation): Don't assign hard registers to
2726 2008-08-29 Jan Hubicka <jh@suse.cz>
2729 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2730 for cold internal loops.
2732 2008-08-29 Richard Guenther <rguenther@suse.de>
2734 * tree-ssa-structalias.c (create_variable_info_for): Do not
2735 create fields for heap vars or vars with a noalias state.
2736 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2739 2008-08-29 Richard Guenther <rguenther@suse.de>
2741 * common.opt (ftree-store-ccp): Mark as preserved for
2742 backward compatibility.
2743 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2744 * tree-pass.h (pass_store_ccp): Remove.
2745 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2746 (first_vdef): Remove declaration.
2747 (get_value_loaded_by): Likewise.
2748 * tree-ssa-ccp.c (do_store_ccp): Remove.
2749 (get_default_value): Simplify as do_store_ccp is always false
2750 now. Do not initialize mem_ref.
2751 (set_value_varying): Likewise.
2752 (canonicalize_float_value): Likewise.
2753 (set_lattice_value): Likewise.
2754 (likely_value): Likewise.
2755 (surely_varying_stmt_p): Likewise.
2756 (ccp_initialize): Likewise.
2757 (ccp_lattice_meet): Likewise.
2758 (ccp_visit_phi_node): Likewise.
2759 (ccp_fold): Likewise.
2760 (evaluate_stmt): Likewise.
2761 (visit_assignment): Likewise.
2762 (ccp_visit_stmt): Likewise.
2763 (execute_ssa_ccp): Fold into ...
2764 (do_ssa_ccp): ... this.
2765 (do_ssa_store_ccp): Remove.
2766 (gate_store_ccp): Likewise.
2767 (pass_store_ccp): Likewise.
2768 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2770 * tree-ssa-propagate.c (first_vdef): Remove.
2771 (get_value_loaded_by): Likewise.
2772 (replace_vuses_in): Likewise.
2773 (substitute_and_fold): Do not call replace_vuses_in.
2774 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2776 2008-08-29 Richard Guenther <rguenther@suse.de>
2779 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2780 PARAM_NOALIAS tags with is_heapvar.
2781 * tree-ssa-operands.c (access_can_touch_variable): Offset
2782 based tests do not apply for heapvars. Fix offset test.
2784 2008-08-29 Jan Hubicka <jh@suse.cz>
2786 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2787 (-fipa-cp-clone): Enabled by default at -O3.
2788 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2789 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2791 2008-08-29 Jan Hubicka <jh@suse.cz>
2793 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2795 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2797 * gimple.c (giple_copy_call_skip_args): New function.
2798 (giple_copy_call_skip_args): Declare.
2800 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2801 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2802 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2803 (ipcp_create_replace_map): Improve debug output.
2804 (ipcp_need_redirect_p): Return false when not clonning.
2805 (ipcp_update_callgraph): Skip args.
2806 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2808 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2809 (save_inline_function_body): Update call of tree_function_versioning.
2810 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2811 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2812 (tree_function_versioning): Likewise.
2813 * tree-inline.h (tree_function_versioning): Update prototype.
2815 2008-08-29 Jan Hubicka <jh@suse.cz>
2817 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2818 * tree-ssa-threadupdate.c (mark_threaded_blocks):
2819 Use optimize_function_for_size_p.
2820 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2821 * postreload-gcse.c (eliminate_partially_redundant_load):
2822 Use optimize_bb_for_size_p.
2823 * value-prof.c (gimple_divmod_fixed_value_transform,
2824 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2825 gimple_stringops_transform): Use optimize_bb_for_size_p.
2826 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2827 * final.c (compute_alignments): Use optimize_function_for_size_p.
2828 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2829 (fold_builtin_strcpy, fold_builtin_fputs): Use
2830 optimize_function_for_size_p.
2831 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2832 * recog.c (relax_delay_slots): Likewise.
2833 * tree-ssa-math-opts.c (replace_reciprocal):
2834 Use optimize_bb_for_speed_p.
2835 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2836 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2837 optimize_function_for_size_p.
2838 (cgraph_decide_inlining_of_small_function): Use
2839 optimize_function_for_size_p.
2840 * global.c (find_reg): Use optimize_function_for_size_p.
2841 * opts.c (decode_options): Do not clear flag_tree_ch,
2842 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
2843 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
2844 work it out from profile.
2845 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2846 optimize_loop_for_speed_p.
2847 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2849 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2850 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2851 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2852 * local-alloc.c (block_alloc): Pass BB pointer.
2853 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2854 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2855 * loop-unroll.c (decide_unrolling_and_peeling):
2856 Use optimize_loop_for_size_p.
2857 (decide_peel_completely): Likewise.
2858 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2859 optimize_loop_for_size_p.
2860 (vect_enhance_data_refs_alignment): Likewise.
2861 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2862 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
2864 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2865 (try_crossjump_bb): Use optimize_bb_for_size_p.
2866 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2867 optimize_loop_for_speed_p.
2868 * bb-reorder.c (find_traces_1_round): Likewise.
2869 (copy_bb): Use optimize_bb_for_speed_p.
2870 (duplicate_computed_gotos): Likewise.
2871 * basic-block.h (optimize_loop_nest_for_size_p,
2872 optimize_loop_nest_for_speed_p): New.
2873 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2875 2008-08-29 Tristan Gingold <gingold@adacore.com>
2877 * gcov.c (main): Call expandargv.
2879 2008-08-29 Jan Hubicka <jh@suse.cz>
2881 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2883 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2885 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2886 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2888 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2890 2008-08-29 Jan Hubicka <jh@suse.cz>
2892 * tree-pass.h (pass_strip_predict_hints): Declare.
2893 * predict.c (strip_builtin_expect): Rename to ...
2894 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2895 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2896 (tree_estimate_probability): Do not strip builtin_expect.
2897 (pass_strip_predict_hints): New pass.
2898 * tree-inline.c (expand_call_inline): When inlining cold function,
2899 predict it as unlikely.
2900 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2902 2008-08-29 Richard Guenther <rguenther@suse.de>
2904 PR tree-optimization/37207
2905 * tree-vrp.c (extract_range_from_binary_expr): Also try
2906 to constant fold if only one of the operands is a constant.
2908 2008-08-29 Nick Clifton <nickc@redhat.com>
2910 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2911 the same way as SYMBOL_REFs.
2913 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2915 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2917 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2919 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2920 * config/mips/mips.md (branch_likely): Remove const. Fix
2922 (define_delay for type "branch"): Change to only apply for branch
2923 with likely variant.
2924 (define_delay for type "branch" and "branch_likely" no). New delay
2926 (equality_op): New code iterator.
2927 (bbv, bbinv): New code attributes.
2928 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2931 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2932 Andrew Pinski <pinskia@gcc.gnu.org>
2935 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2937 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2939 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2940 rule that a symbolic constant must be defined and >= 0 for the
2941 corresponding facility to be present at compile-time.
2942 * gthr-posix.c: Likewise.
2944 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2946 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2947 * config/mips/mips.md (D): New mode attribute.
2948 (mulsi3, muldi3): Merge it into ...
2949 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
2950 (muldi3_mul3): New pattern.
2951 (mulsi3_mult3): Rename to mulsi3_mul3.
2953 2008-08-28 Jan Hubicka <jh@suse.cz>
2955 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2957 * predict.c (always_optimize_for_size_p): Rename to ...
2958 (optimize_function_for_size): ... this one; make extern.
2959 (optimize_function_for_speed_p): New.
2960 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2961 optimize_edge_for_size_p,optimize_edge_for_size_p,
2962 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2963 * basic-block.h (optimize_function_for_size_p,
2964 optimize_function_for_speed_p): Declare.
2965 * i386.md (optimize_size checks): Replace them by appropriate
2967 (standard_80387_constant_p, ix86_compute_frame_layout,
2968 ix86_expand_epilogue, ix86_decompose_address,
2969 print_operand, emit_i387_cw_initialization,
2970 inline_memory_move_cost, ix86_pad_returns,
2971 ix86_reorg): Replace optimize_size checks.
2973 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2975 * rtl.h (simplify_subreg_regno): Declare.
2976 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2977 * simplify-rtx.c (simplify_subreg): ...here.
2978 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2979 subreg_offset_representable_p.
2981 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2984 * c-typeck.c (convert_for_assignment): Give a note describing what
2985 was passed and what was expected.
2987 2008-08-28 Joey Ye <joey.ye@intel.com>
2989 * doc/extend.texi: Document AVX built-in functions.
2990 * doc/invoke.texi: Document -mavx.
2992 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2993 Joey Ye <joey.ye@intel.com>
2994 Xuepeng Guo <xuepeng.guo@intel.com>
2996 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2998 * config/i386/cpuid.h (bit_FMA): New.
2999 (bit_XSAVE): Likewise.
3000 (bit_OSXSAVE): Likewise.
3001 (bit_AVX): Likewise.
3003 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3004 define. Use ASM_OUTPUT_AVX_PREFIX.
3006 * config/i386/gmmintrin.h: New.
3008 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3009 (OPTION_MASK_ISA_AVX_SET): New.
3010 (OPTION_MASK_ISA_FMA_SET): Likewise.
3011 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3012 (OPTION_MASK_ISA_FMA_SET): Likewise.
3013 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3014 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3015 (pta_flags): Add PTA_AVX and PTA_FMA.
3016 (override_options): Handle PTA_AVX and PTA_FMA.
3017 (init_cumulative_args): Handle warn_avx.
3018 (classify_argument): Return 0 for COImode and OImode. Return
3019 1 and X86_64_AVX_CLASS for 256bit vector types.
3020 (examine_argument): Handle X86_64_AVX_CLASS.
3021 (construct_container): Likewise.
3022 (function_arg_advance_32): Pass OImode and 256bit vector types
3024 (function_arg_advance_64): Take a new argument to indicate if a
3025 parameter is named. Handle 256bit vector types. Return
3026 immediately for unnamed 256bit vector mode parameters.
3027 (function_arg_advance): Updated.
3028 (function_arg_32): Add comments for TImode. Handle OImode
3029 and 256bit vector types.
3030 (function_arg_64): Take a new argument to indicate if a
3031 parameter is named. Handle 256bit vector types. Return NULL
3032 for unnamed 256bit vector mode parameters.
3033 (function_arg): Updated.
3034 (setup_incoming_varargs_64): Support
3035 AVX encoding for *sse_prologue_save_insn.
3036 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3037 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3038 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3039 enabled, otherwise return -3.
3040 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3042 (print_reg): Support AVX registers. Handle 'x' and 't'.
3043 Handle 'd' to duplicate the operand.
3044 (print_operand): Likewise. Also support AVX vector compare
3046 (output_387_binary_op): Support AVX.
3047 (output_fp_compare): Likewise.
3048 (ix86_expand_vector_move_misalign): Likewise.
3049 (ix86_attr_length_vex_default): New.
3050 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3051 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3052 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3053 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3054 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3055 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3056 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3057 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3058 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3059 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3060 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3061 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3062 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3063 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3064 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3065 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3066 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3067 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3068 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3069 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3070 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3071 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3072 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3073 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3074 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3075 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3076 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3077 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3078 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3079 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3080 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3081 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3082 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3083 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3084 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3085 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3086 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3087 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3088 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3089 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3090 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3091 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3092 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3093 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3094 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3095 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3096 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3097 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3098 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3099 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3100 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3101 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3102 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3103 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3104 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3105 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3106 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3107 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3108 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3109 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3110 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3111 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3112 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3113 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3114 and IX86_BUILTIN_MOVMSKPS256,
3115 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3116 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3117 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3118 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3119 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3120 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3121 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3122 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3123 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3124 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3125 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3126 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3127 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3128 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3129 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3130 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3131 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3132 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3133 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3134 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3135 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3136 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3137 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3138 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3139 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3140 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3141 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3142 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3143 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3144 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3145 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3146 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3147 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3148 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3149 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3150 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3151 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3152 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3153 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3154 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3155 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3156 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3157 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3158 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3159 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3160 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3161 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3162 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3163 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3164 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3165 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3166 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3167 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3168 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3169 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3170 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3171 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3172 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3174 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3175 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3176 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3177 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3178 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3179 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3180 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3181 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3182 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3183 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3184 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3185 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3186 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3187 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3188 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3189 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3190 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3191 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3192 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3193 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3194 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3195 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3196 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3197 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3198 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3199 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3200 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3201 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3202 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3203 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3204 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3205 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3206 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3207 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3208 IX86_BUILTIN_MOVMSKPS256.
3209 (ix86_init_mmx_sse_builtins): Support AVX builtins.
3210 (ix86_expand_args_builtin): Likewise.
3211 (ix86_expand_special_args_builtin): Likewise.
3212 (ix86_hard_regno_mode_ok): Handle AVX modes.
3213 (ix86_expand_vector_init_duplicate): Likewise.
3214 (ix86_expand_vector_init_one_nonzero): Likewise.
3215 (ix86_expand_vector_init_one_var): Likewise.
3216 (ix86_expand_vector_init_concat): Likewise.
3217 (ix86_expand_vector_init_general): Likewise.
3218 (ix86_expand_vector_set): Likewise.
3219 (ix86_vector_mode_supported_p): Likewise.
3220 (x86_extended_reg_mentioned_p): Check INSN_P before using
3223 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3224 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
3226 * config/i386/i386.h (TARGET_AVX): New.
3227 (TARGET_FMA): Likewise.
3228 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
3229 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
3230 (VALID_AVX256_REG_MODE): New.
3231 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3232 (AVX_FLOAT_MODE_P): Likewise.
3233 (AVX128_VEC_FLOAT_MODE_P): Likewise.
3234 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3235 (AVX_VEC_FLOAT_MODE_P): Likewise.
3236 (ASM_OUTPUT_AVX_PREFIX): Likewise.
3237 (ASM_OUTPUT_OPCODE): Likewise.
3238 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
3240 (SSE_REG_MODE_P): Allow 256bit vector modes.
3241 (ix86_args): Add a warn_avx field.
3243 * config/i386/i386.md (UNSPEC_PCMP): New.
3244 (UNSPEC_VPERMIL): Likewise.
3245 (UNSPEC_VPERMIL2): Likewise.
3246 (UNSPEC_VPERMIL2F128): Likewise.
3247 (UNSPEC_MASKLOAD): Likewise.
3248 (UNSPEC_MASKSTORE): Likewise.
3249 (UNSPEC_CAST): Likewise.
3250 (UNSPEC_VTESTP): Likewise.
3251 (UNSPECV_VZEROALL): Likewise.
3252 (UNSPECV_VZEROUPPER): Likewise.
3253 (XMM0_REG): Likewise.
3254 (XMM1_REG): Likewise.
3255 (XMM2_REG): Likewise.
3256 (XMM3_REG): Likewise.
3257 (XMM4_REG): Likewise.
3258 (XMM5_REG): Likewise.
3259 (XMM6_REG): Likewise.
3260 (XMM8_REG): Likewise.
3261 (XMM9_REG): Likewise.
3262 (XMM10_REG): Likewise.
3263 (XMM11_REG): Likewise.
3264 (XMM12_REG): Likewise.
3265 (XMM13_REG): Likewise.
3266 (XMM14_REG): Likewise.
3267 (XMM15_REG): Likewise.
3269 (prefix_vex_imm8): Likewise.
3270 (prefix_vex_w): Likewise.
3271 (length_vex): Likewise.
3274 (*avx_ashlti3): Likewise.
3275 (*avx_lshrti3): Likewise.
3276 (*avx_setcc<mode>): Likewise.
3277 (*fop_<mode>_comm_mixed_avx): Likewise.
3278 (*fop_<mode>_comm_avx): Likewise.
3279 (*fop_<mode>_1_mixed_avx): Likewise.
3280 (*fop_<mode>_1_avx): Likewise.
3281 (*avx_<code><mode>3): Likewise.
3282 (*avx_ieee_smin<mode>3): Likewise.
3283 (*avx_ieee_smax<mode>3): Likewise.
3284 (mode): Add OI, V8SF and V4DF.
3285 (length): Support VEX prefix.
3286 (*cmpfp_i_mixed): Set prefix attribute.
3287 (*cmpfp_i_sse): Likewise.
3288 (*cmpfp_iu_mixed): Likewise.
3289 (*cmpfp_iu_sse): Likewise.
3290 (*movsi_1): Support AVX.
3291 (*movdi_2): Likewise.
3292 (*movdi_1_rex64): Likewise.
3293 (*movti_internal): Likewise.
3294 (*movti_rex64): Likewise.
3295 (*movsf_1): Likewise.
3296 (*movdf_nointeger): Likewise.
3297 (*movdf_integer_rex64): Likewise.
3298 (*movtf_internal): Likewise.
3299 (zero_extendsidi2_32): Likewise.
3300 (zero_extendsidi2_rex64): Likewise.
3301 (*extendsfdf2_mixed): Likewise.
3302 (*extendsfdf2_sse): Likewise.
3303 (*truncdfsf_fast_mixed): Likewise.
3304 (*truncdfsf_fast_sse): Likewise.
3305 (*truncdfsf_mixed): Likewise.
3306 (fix_trunc<mode>di_sse): Likewise.
3307 (fix_trunc<mode>si_sse): Likewise.
3308 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
3309 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
3310 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
3311 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
3312 (*rcpsf2_sse): Likewise.
3313 (*rsqrtsf2_sse): Likewise.
3314 (*sqrt<mode>2_sse): Likewise.
3315 (sse4_1_round<mode>2): Likewise.
3316 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
3317 Support AVX. Set length attribute properly for AVX.
3319 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
3320 (VECTOR_MODES (FLOAT, 32)): Likewise.
3321 (VECTOR_MODE (INT, DI, 8)): Likewise.
3322 (VECTOR_MODE (INT, HI, 32)): Likewise.
3323 (VECTOR_MODE (INT, QI, 64)): Likewise.
3324 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
3325 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
3326 (VECTOR_MODE (INT, DI, 4)): Removed.
3327 (VECTOR_MODE (INT, SI, 8)): Likewise.
3328 (VECTOR_MODE (INT, HI, 16)): Likewise.
3329 (VECTOR_MODE (INT, QI, 32)): Likewise.
3330 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
3331 (INT_MODE (OI, 32)): Likewise.
3333 * config/i386/i386.opt (mavx): New.
3336 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
3338 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
3339 (*mov<mode>_internal_avx): New.
3340 (*movv2sf_internal_rex64_avx): Likewise.
3341 (*movv2sf_internal_avx): Likewise.
3343 * config/i386/predicates.md (const_4_to_5_operand): New.
3344 (const_6_to_7_operand): Likewise.
3345 (const_8_to_11_operand): Likewise.
3346 (const_12_to_15_operand): Likewise.
3347 (avx_comparison_float_operator): Likewise.
3349 * config/i386/sse.md (AVX256MODEI): New.
3350 (AVX256MODE): Likewise.
3351 (AVXMODEQI): Likewise.
3352 (AVXMODE): Likewise.
3353 (AVX256MODEF2P): Likewise.
3354 (AVX256MODE2P): Likewise.
3355 (AVX256MODE4P): Likewise.
3356 (AVX256MODE8P): Likewise.
3357 (AVXMODEF2P): Likewise.
3358 (AVXMODEF4P): Likewise.
3359 (AVXMODEDCVTDQ2PS): Likewise.
3360 (AVXMODEDCVTPS2DQ): Likewise.
3361 (avxvecmode): Likewise.
3362 (avxvecpsmode): Likewise.
3363 (avxhalfvecmode): Likewise.
3364 (avxscalarmode): Likewise.
3365 (avxcvtvecmode): Likewise.
3366 (avxpermvecmode): Likewise.
3367 (avxmodesuffixf2c): Likewise.
3368 (avxmodesuffixp): Likewise.
3369 (avxmodesuffixs): Likewise.
3370 (avxmodesuffix): Likewise.
3371 (vpermilbits): Likewise.
3372 (pinsrbits): Likewise.
3373 (mov<mode>): Likewise.
3374 (*mov<mode>_internal): Likewise.
3375 (push<mode>1): Likewise.
3376 (movmisalign<mode>): Likewise.
3377 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3378 (avx_movdqu<avxmodesuffix>): Likewise.
3379 (avx_lddqu<avxmodesuffix>): Likewise.
3380 (<plusminus_insn><mode>3): Likewise.
3381 (*avx_<plusminus_insn><mode>3): Likewise.
3382 (*avx_vm<plusminus_insn><mode>3): Likewise.
3383 (mul<mode>3): Likewise.
3384 (*avx_mul<mode>3): Likewise.
3385 (*avx_vmmul<mode>3): Likewise.
3386 (divv8sf3): Likewise.
3387 (divv4df3): Likewise.
3388 (avx_div<mode>3): Likewise.
3389 (*avx_div<mode>3): Likewise.
3390 (*avx_vmdiv<mode>3): Likewise.
3391 (avx_rcpv8sf2): Likewise.
3392 (*avx_vmrcpv4sf2): Likewise.
3393 (sqrtv8sf2): Likewise.
3394 (avx_sqrtv8sf2): Likewise.
3395 (*avx_vmsqrt<mode>2): Likewise.
3396 (rsqrtv8sf2): Likewise.
3397 (avx_rsqrtv8sf2): Likewise.
3398 (*avx_vmrsqrtv4sf2): Likewise.
3399 (<code><mode>3): Likewise.
3400 (*avx_<code><mode>3_finite): Likewise.
3401 (*avx_<code><mode>3): Likewise.
3402 (*avx_vm<code><mode>3): Likewise.
3403 (*avx_ieee_smin<mode>3): Likewise.
3404 (*avx_ieee_smax<mode>3): Likewise.
3405 (avx_addsubv8sf3): Likewise.
3406 (avx_addsubv4df3): Likewise.
3407 (*avx_addsubv4sf3): Likewise.
3408 (*avx_addsubv2df3): Likewise.
3409 (avx_h<plusminus_insn>v4df3): Likewise.
3410 (avx_h<plusminus_insn>v8sf3): Likewise.
3411 (*avx_h<plusminus_insn>v4sf3): Likewise.
3412 (*avx_h<plusminus_insn>v2df3): Likewise.
3413 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
3414 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
3415 (*avx_maskcmp<mode>3): Likewise.
3416 (avx_nand<mode>3): Likewise.
3417 (*avx_<code><mode>3): Likewise.
3418 (*avx_nand<mode>3): Likewise.
3419 (*avx_<code><mode>3): Likewise.
3420 (*avx_cvtsi2ss): Likewise.
3421 (*avx_cvtsi2ssq): Likewise.
3422 (*avx_cvtsi2sd): Likewise.
3423 (*avx_cvtsi2sdq): Likewise.
3424 (*avx_cvtsd2ss): Likewise.
3425 (avx_cvtss2sd): Likewise.
3426 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
3427 (avx_cvtps2dq<avxmodesuffix>): Likewise.
3428 (avx_cvttps2dq<avxmodesuffix>): Likewise.
3429 (*avx_cvtsi2sd): Likewise.
3430 (*avx_cvtsi2sdq): Likewise.
3431 (avx_cvtdq2pd256): Likewise.
3432 (avx_cvtpd2dq256): Likewise.
3433 (avx_cvttpd2dq256): Likewise.
3434 (*avx_cvtsd2ss): Likewise.
3435 (*avx_cvtss2sd): Likewise.
3436 (avx_cvtpd2ps256): Likewise.
3437 (avx_cvtps2pd256): Likewise.
3438 (*avx_movhlps): Likewise.
3439 (*avx_movlhps): Likewise.
3440 (avx_unpckhps256): Likewise.
3441 (*avx_unpckhps): Likewise.
3442 (avx_unpcklps256): Likewise.
3443 (*avx_unpcklps): Likewise.
3444 (avx_movshdup256): Likewise.
3445 (avx_movsldup256): Likewise.
3446 (avx_shufps256): Likewise.
3447 (avx_shufps256_1): Likewise.
3448 (*avx_shufps_<mode>): Likewise.
3449 (*avx_loadhps): Likewise.
3450 (*avx_storelps): Likewise.
3451 (*avx_loadlps): Likewise.
3452 (*avx_movss): Likewise.
3453 (*vec_dupv4sf_avx): Likewise.
3454 (*vec_concatv2sf_avx): Likewise.
3455 (*vec_concatv4sf_avx): Likewise.
3456 (*vec_setv4sf_0_avx): Likewise.
3457 (*vec_setv4sf_avx): Likewise.
3458 (*avx_insertps): Likewise.
3459 (avx_vextractf128<mode>): Likewise.
3460 (vec_extract_lo_<mode>): Likewise.
3461 (vec_extract_hi_<mode>): Likewise.
3462 (vec_extract_lo_<mode>): Likewise.
3463 (vec_extract_hi_<mode>): Likewise.
3464 (vec_extract_lo_v16hi): Likewise.
3465 (vec_extract_hi_v16hi): Likewise.
3466 (vec_extract_lo_v32qi): Likewise.
3467 (vec_extract_hi_v32qi): Likewise.
3468 (avx_unpckhpd256): Likewise.
3469 (*avx_unpckhpd): Likewise.
3470 (avx_movddup256): Likewise.
3471 (*avx_movddup): Likewise.
3472 (avx_unpcklpd256): Likewise.
3473 (*avx_unpcklpd): Likewise.
3474 (avx_shufpd256): Likewise.
3475 (avx_shufpd256_1): Likewise.
3476 (*avx_punpckhqdq): Likewise.
3477 (*avx_punpcklqdq): Likewise.
3478 (*avx_shufpd_<mode>): Likewise.
3479 (*avx_storehpd): Likewise.
3480 (*avx_loadhpd): Likewise.
3481 (*avx_loadlpd): Likewise.
3482 (*avx_movsd): Likewise.
3483 (*vec_concatv2df_avx): Likewise.
3484 (*avx_<plusminus_insn><mode>3): Likewise.
3485 (*avx_<plusminus_insn><mode>3): Likewise.
3486 (*avx_mulv8hi3): Likewise.
3487 (*avxv8hi3_highpart): Likewise.
3488 (*avx_umulv8hi3_highpart): Likewise.
3489 (*avx_umulv2siv2di3): Likewise.
3490 (*avx_mulv2siv2di3): Likewise.
3491 (*avx_pmaddwd): Likewise.
3492 (*avx_mulv4si3): Likewise.
3493 (*avx_ashr<mode>3): Likewise.
3494 (*avx_lshr<mode>3): Likewise.
3495 (*avx_ashl<mode>3): Likewise.
3496 (*avx_<code><mode>3): Likewise.
3497 (*avx_eq<mode>3): Likewise.
3498 (*avx_gt<mode>3): Likewise.
3499 (*avx_nand<mode>3): Likewise.
3500 (*avx_nand<mode>3): Likewise.
3501 (*avx_<code><mode>3): Likewise.
3502 (*avx_<code><mode>3): Likewise.
3503 (*avx_packsswb): Likewise.
3504 (*avx_packssdw): Likewise.
3505 (*avx_packuswb): Likewise.
3506 (*avx_punpckhbw): Likewise.
3507 (*avx_punpcklbw): Likewise.
3508 (*avx_punpckhwd): Likewise.
3509 (*avx_punpcklwd): Likewise.
3510 (*avx_punpckhdq): Likewise.
3511 (*avx_punpckldq): Likewise.
3512 (*avx_pinsr<avxmodesuffixs>): Likewise.
3513 (*avx_pinsrq): Likewise.
3514 (*avx_loadld): Likewise.
3515 (*vec_extractv2di_1_rex64_avx): Likewise.
3516 (*vec_extractv2di_1_avx): Likewise.
3517 (*vec_dupv2di_avx): Likewise.
3518 (*vec_concatv2si_avx): Likewise.
3519 (*vec_concatv4si_1_avx): Likewise.
3520 (*vec_concatv2di_avx): Likewise.
3521 (*vec_concatv2di_rex64_avx): Likewise.
3522 (*avx_uavgv16qi3): Likewise.
3523 (*avx_uavgv8hi3): Likewise.
3524 (*avx_psadbw): Likewise.
3525 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3526 (*avx_phaddwv8hi3): Likewise.
3527 (*avx_phadddv4si3): Likewise.
3528 (*avx_phaddswv8hi3): Likewise.
3529 (*avx_phsubwv8hi3): Likewise.
3530 (*avx_phsubdv4si3): Likewise.
3531 (*avx_phsubswv8hi3): Likewise.
3532 (*avx_pmaddubsw128): Likewise.
3533 (*avx_pmulhrswv8hi3): Likewise.
3534 (*avx_pshufbv16qi3): Likewise.
3535 (*avx_psign<mode>3): Likewise.
3536 (*avx_palignrti): Likewise.
3537 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3538 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3539 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3540 (*avx_mpsadbw): Likewise.
3541 (*avx_packusdw): Likewise.
3542 (*avx_pblendvb): Likewise.
3543 (*avx_pblendw): Likewise.
3544 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3545 (avx_ptest256): Likewise.
3546 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3547 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3548 (*avx_aesenc): Likewise.
3549 (*avx_aesenclast): Likewise.
3550 (*avx_aesdec): Likewise.
3551 (*avx_aesdeclast): Likewise.
3552 (avx_vzeroupper): Likewise.
3553 (avx_vzeroupper_rex64): Likewise.
3554 (avx_vpermil<mode>): Likewise.
3555 (avx_vpermilvar<mode>3): Likewise.
3556 (avx_vpermil2<mode>3): Likewise.
3557 (avx_vperm2f128<mode>3): Likewise.
3558 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3559 (avx_vbroadcastss256): Likewise.
3560 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3561 (avx_vinsertf128<mode>): Likewise.
3562 (vec_set_lo_<mode>): Likewise.
3563 (vec_set_hi_<mode>): Likewise.
3564 (vec_set_lo_<mode>): Likewise.
3565 (vec_set_hi_<mode>): Likewise.
3566 (vec_set_lo_v16hi): Likewise.
3567 (vec_set_hi_v16hi): Likewise.
3568 (vec_set_lo_v32qi): Likewise.
3569 (vec_set_hi_v32qi): Likewise.
3570 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3571 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3572 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3573 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3574 (vec_init<mode>): Likewise.
3575 (*vec_concat<mode>_avx): Likewise.
3576 (blendbits): Support V8SF and V4DF.
3577 (sse2_movq128): Support AVX.
3578 (<sse>_movnt<mode>): Likewise.
3579 (sse2_movntv2di): Likewise.
3580 (sse_rcpv4sf2): Likewise.
3581 (sse_sqrtv4sf2): Likewise.
3582 (sse_rsqrtv4sf2): Likewise.
3583 (<sse>_comi): Likewise.
3584 (<sse>_ucomi): Likewise.
3585 (sse_cvtss2si): Likewise.
3586 (sse_cvtss2si_2): Likewise.
3587 (sse_cvtss2siq): Likewise.
3588 (sse_cvtss2siq_2): Likewise.
3589 (sse_cvttss2si): Likewise.
3590 (sse_cvttss2siq): Likewise.
3591 (sse2_cvtsd2si): Likewise.
3592 (sse2_cvtsd2si_2): Likewise.
3593 (sse2_cvtsd2siq): Likewise.
3594 (sse2_cvtsd2siq_2): Likewise.
3595 (sse2_cvttsd2si): Likewise.
3596 (sse2_cvttsd2siq): Likewise.
3597 (sse2_cvtdq2pd): Likewise.
3598 (*sse2_cvtpd2dq): Likewise.
3599 (*sse2_cvttpd2dq): Likewise.
3600 (*sse2_cvtpd2ps): Likewise.
3601 (sse2_cvtps2pd): Likewise.
3602 (sse3_movshdup): Likewise.
3603 (sse3_movsldup): Likewise.
3604 (sse_storehps): Likewise.
3605 (*sse4_1_extractps): Likewise.
3606 (sse2_storelpd): Likewise.
3607 (vec_dupv2df_sse3): Likewise.
3608 (*vec_concatv2df_sse3): Likewise.
3609 (*sse4_1_pextrb): Likewise.
3610 (*sse4_1_pextrb_memory): Likewise.
3611 (*sse2_pextrw): Likewise.
3612 (*sse4_1_pextrw_memory): Likewise.
3613 (*sse4_1_pextrd): Likewise.
3614 (*sse4_1_pextrq): Likewise.
3615 (sse2_pshufd_1): Likewise.
3616 (sse2_pshuflw_1): Likewise.
3617 (sse2_pshufhw_1): Likewise.
3618 (*sse2_storeq_rex64): Likewise.
3619 (*vec_dupv4si): Likewise.
3620 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3621 (sse2_pmovmskb): Likewise.
3622 (*sse2_maskmovdqu): Likewise.
3623 (*sse2_maskmovdqu_rex64): Likewise.
3624 (sse_ldmxcsr): Likewise.
3625 (sse_stmxcsr): Likewise.
3626 (abs<mode>2): Likewise.
3627 (sse4_1_movntdqa): Likewise.
3628 (sse4_1_phminposuw): Likewise.
3629 (sse4_1_extendv8qiv8hi2): Likewise.
3630 (*sse4_1_extendv8qiv8hi2): Likewise.
3631 (sse4_1_extendv4qiv4si2): Likewise.
3632 (*sse4_1_extendv4qiv4si2): Likewise.
3633 (sse4_1_extendv2qiv2di2): Likewise.
3634 (*sse4_1_extendv2qiv2di2): Likewise.
3635 (sse4_1_extendv4hiv4si2): Likewise.
3636 (*sse4_1_extendv4hiv4si2): Likewise.
3637 (sse4_1_extendv2hiv2di2): Likewise.
3638 (*sse4_1_extendv2hiv2di2): Likewise.
3639 (sse4_1_extendv2siv2di2): Likewise.
3640 (*sse4_1_extendv2siv2di2): Likewise.
3641 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3642 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3643 (sse4_1_zero_extendv4qiv4si2): Likewise.
3644 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3645 (sse4_1_zero_extendv2qiv2di2): Likewise.
3646 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3647 (sse4_1_zero_extendv4hiv4si2): Likewise.
3648 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3649 (sse4_1_zero_extendv2hiv2di2): Likewise.
3650 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3651 (sse4_1_zero_extendv2siv2di2): Likewise.
3652 (*sse4_1_zero_extendv2siv2di2): Likewise.
3653 (sse4_1_ptest): Likewise.
3654 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3655 (sse4_2_pcmpestri): Likewise.
3656 (sse4_2_pcmpestrm): Likewise.
3657 (sse4_2_pcmpistri): Likewise.
3658 (sse4_2_pcmpistrm): Likewise.
3660 (aeskeygenassist): Likewise.
3662 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3664 * config/i386/predicates.md (vzeroall_operation): New.
3666 * config/i386/sse.md (avx_vzeroall): New.
3667 (*avx_vzeroall): Likewise.
3669 2008-08-28 Paul Brook <paul@codesourcery.com>
3670 Mark Shinwell <shinwell@codesourcery.com>
3671 Richard Earnshaw <richard.earnshaw@arm.com>
3673 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3674 (TARGET_MIN_ANCHOR_OFFSET): New.
3675 (arm_override_options): Set correct anchor ranges for Thumb-1
3676 and Thumb-2 if required.
3677 (legitimize_pic_address): Handle case involving a TLS symbol
3678 reference with an addend.
3679 (arm_optimization_options): Enable section anchors at -O1 and
3681 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3682 * config/arm/arm-protos.h (arm_optimization_options): New.
3684 2008-08-28 Nick Clifton <nickc@redhat.com>
3686 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3687 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3690 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3691 * config/v850/v850.md (return): Remove frame size restriction.
3693 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3695 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3697 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3699 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3701 2008-08-28 Paul Brook <paul@codesourcery.com>
3703 * config/arm/vfp11.md: Update license notice.
3704 * config/arm/cortex-r4.md: Ditto.
3706 2008-08-28 Richard Guenther <rguenther@suse.de>
3708 PR tree-optimization/37207
3709 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3712 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3715 * tree.c (int_fits_type_p): Don't forget unsigned integers
3716 of type sizetype which higher end word equals -1.
3718 2008-08-28 Ira Rosen <irar@il.ibm.com>
3720 * target.h (struct vectorize): Add new target builtin.
3721 * tree-vectorizer.c (destroy_loop_vec_info): Call
3722 vect_free_slp_instance instead of vect_free_slp_node.
3723 * tree-vectorizer.h (enum slp_load_perm_type): New.
3724 (struct _slp_instance): Add new fields.
3725 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3726 (SLP_INSTANCE_LOADS): New.
3727 (vect_free_slp_tree): Remove.
3728 (vect_free_slp_instance): Declare.
3729 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3730 (vectorizable_load): Add argument.
3731 (vect_transform_slp_perm_load): New.
3732 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3734 (vect_get_place_in_interleaving_chain): New function.
3735 (vect_free_slp_tree): Make static.
3736 (vect_free_slp_instance): New function.
3737 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3738 collect the load location in the interleaving chain.
3739 (vect_supported_slp_permutation_p): New function.
3740 (vect_supported_load_permutation_p): Likewise.
3741 (vect_analyze_slp_instance): In case of loads permutation, call
3742 vect_supported_load_permutation_p to check that the permutation is
3744 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3745 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3746 (vect_create_mask_and_perm): New function.
3747 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3748 (vectorizable_load): Add an argument. Don't keep the created vectors
3749 statements in the node if permutation is required. Call
3750 vect_transform_slp_perm_load to generate the permutation.
3751 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3752 additional argument.
3753 (vect_schedule_slp_instance): In case of loads permutation, allocate
3754 vectorized statements structure for all the related SLP nodes. Call
3755 vect_transform_stmt with addditional argument.
3756 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3757 * config/spu/spu.c (spu_builtin_vec_perm): New.
3758 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3759 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3760 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3761 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3763 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3765 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3766 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3767 __gthread_cond_signal, __gthread_cond_timedwait,
3768 __gthread_cond_timedwait_recursive): New functions.
3769 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3771 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3774 2008-08-28 Richard Guenther <rguenther@suse.de>
3777 * fold-const.c (maybe_canonicalize_comparison_1): Require
3778 undefined overflow only for canonicalizing A +- CST cmp CST.
3779 Make sure to not generate new constants that are not inside
3780 their TYPE_MIN/MAX_VALUE range.
3781 (maybe_canonicalize_comparison): Remove undefined overflow
3783 (fold_binary): Remove now duplicate folding.
3785 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3787 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3788 use not updated in the last change.
3790 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3792 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3793 (IRA_COVER_CLASSES): Add FPUL_REGS.
3795 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3798 * c-common.c (conversion_warning): Check for null operands.
3800 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3803 * c-decl.c (check_for_loop_decls): Improve error message. Give
3806 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3809 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3810 (convert_for_assignment): Pass corrent OPT_W* parameter to
3811 WARN_FOR_ASSIGNMENT.
3813 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3816 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3818 2008-08-27 Paul Brook <paul@codesourcery.com>
3820 * config.gcc: Loosen checks for arm uclinux eabi targets.
3822 2008-08-27 Paul Brook <paul@codesourcery.com>
3824 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3826 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3828 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3830 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3831 the enumerators of an ENUMERAL_TYPE.
3832 * dbxout.c (dbxout_type): Ditto.
3834 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3837 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3838 (fwprop_addr): Check that the loop_father is not the outer loop.
3840 2008-08-26 Paul Brook <paul@codesourcery.com>
3842 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3843 Remove documentation entry for fmul type.
3844 Use fmuls to annotate single-precision multiplication patterns,
3845 fmuld to annotate double-precision multiplication patterns,
3846 fmacs to annotate single-precision multiply-accumulate patterns
3847 and fmacd to annotate double-precision multiply-accumulate patterns.
3848 * config/arm/vfp11.md: Update reservations accordingly.
3849 * config/arm/arm.md: Note that certain values of the "type"
3850 attribute are documented in vfp.md.
3851 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3852 (v10_cvt): Use new fmul types.
3854 2008-08-26 Paul Brook <paul@codesourcery.com>
3856 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3857 * config/arm/vfp11.md: ...here. New.
3858 * config/arm/arm.md: Include vfp11.md.
3860 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3862 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3863 parameter to inform call.
3865 2008-08-26 Jeff Law <law@redhat.com>
3867 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3868 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3869 preferred class when copying a constant into a partial word register.
3871 2008-08-26 Ben Elliston <bje@au.ibm.com>
3873 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3874 * cp/typeck.c: Likewise.
3875 * cp/tree.c: Likewise.
3876 * gimple-low.c: Likewise.
3879 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3881 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3882 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3884 * doc/passes.texi: Describe IRA.
3886 * doc/tm.texi (IRA_COVER_CLASSES,
3887 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3889 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3890 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3891 -fira-propagate-cost, -fno-ira-share-save-slots,
3892 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3894 * flags.h (ira_algorithm): New enumeration.
3895 (flag_ira_algorithm, flag_ira_verbose): New external variable
3898 * postreload.c (gate_handle_postreload): Don't do post reload
3899 optimizations unless the reload is completed.
3901 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3904 * tree-pass.h (pass_ira): New external variable declaration.
3906 * reload.h: Add 2008 to the Copyright.
3908 * cfgloopanal.c: Include params.h.
3909 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3912 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3914 * toplev.c (ira.h): New include.
3915 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3916 (backend_init_target): Call ira_init.
3917 (backend_init): Call ira_init_once.
3918 (finalize): Call finish_ira_once.
3920 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3921 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3924 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3925 may_move_out_cost): New external variable declarations.
3926 (move_table): New typedef.
3928 * caller-save.c: Include headers output.h and ira.h.
3929 (no_caller_save_reg_set): New global variable.
3930 (save_slots_num, save_slots): New variables.
3931 (reg_save_code, reg_restore_code, add_stored_regs): Add
3933 (init_caller_save): Set up no_caller_save_reg_set.
3934 (init_save_areas): Reset save_slots_num.
3935 (saved_hard_reg): New structure.
3936 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3937 (initiate_saved_hard_regs, new_saved_hard_reg,
3938 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3940 (setup_save_areas): Add code for sharing stack slots.
3941 (all_blocks): New variable.
3942 (save_call_clobbered_regs): Process pseudo-register too.
3943 (mark_set_regs): Process pseudo-register too.
3944 (insert_one_insn): Put the insn after bb note in a empty basic
3945 block. Add insn check.
3947 * global.c (eliminable_regset): Make it external.
3948 (mark_elimination): Use DF_LR_IN for IRA.
3949 (pseudo_for_reload_consideration_p): New.
3950 (build_insn_chain): Make it external. Don't ignore spilled
3951 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3952 (gate_handle_global_alloc): New function.
3953 (pass_global_alloc): Add the gate function.
3955 * opts.c (decode_options): Set up flag_ira. Print the warning for
3957 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3959 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3961 * regmove.c (regmove_optimize): Don't do replacement of output for
3964 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3965 New external variable declarations.
3967 * local-alloc.c (update_equiv_regs): Make it external. Return
3968 true if jump label rebuilding should be done. Rescan new_insn for
3970 (gate_handle_local_alloc): New function.
3971 (pass_local_alloc): Add the gate function.
3973 * alias.c (value_addr_p, stack_addr_p): New functions.
3974 (nonoverlapping_memrefs_p): Use them for IRA.
3976 * common.opt (fira, fira-algorithm, fira-coalesce,
3977 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3978 fira-verbose): New options.
3980 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3981 move_cost, may_move_in_cost, may_move_out_cost): Make the
3983 (move_table): Remove typedef.
3984 (init_move_cost): Make it external.
3985 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3988 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3989 setup_reg_classes): New function prototypes.
3990 (eliminable_regset): New external variable declaration.
3991 (build_insn_chain, update_equiv_regs): New function prototypes.
3993 * Makefile.in (IRA_INT_H): New definition.
3994 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3995 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3996 (reload1.o, toplev.o): Add dependence on ira.h.
3997 (cfgloopanal.o): Add PARAMS_H.
3998 (caller-save.o): Add dependence on output.h and ira.h.
3999 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4000 ira-emit.o, ira-lives.o): New entries.
4002 * passes.c (pass_ira): New pass.
4004 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4006 * reload1.c (ira.h): Include the header.
4007 (changed_allocation_pseudos): New bitmap.
4008 (init_reload): Initiate the bitmap.
4009 (compute_use_by_pseudos): Permits spilled registers in FROM.
4010 (temp_pseudo_reg_arr): New variable.
4011 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4012 IRA. Call alter_reg with the additional parameter. Don't clear
4013 spilled_pseudos for IRA. Restore original insn chain for IRA.
4014 Clear changed_allocation_pseudos at the end of reload.
4015 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4016 (hard_regno_to_pseudo_regno): New variable.
4017 (count_pseudo): Check spilled pseudos. Set up
4018 hard_regno_to_pseudo_regno.
4019 (count_spilled_pseudo): Check spilled pseudos. Update
4020 hard_regno_to_pseudo_regno.
4021 (find_reg): Use better_spill_reload_regno_p. Check
4022 hard_regno_to_pseudo_regno.
4023 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4025 (eliminate_regs_1): Use additional parameter for alter_reg.
4026 (finish_spills): Set up pseudo_previous_regs only for spilled
4027 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4028 more arguments. Don't clear live_throughout and dead_or_set for
4029 spilled pseudos. Use additional parameter for alter_reg. Call
4030 mark_allocation_change. Set up changed_allocation_pseudos.
4031 Remove sanity check.
4032 (emit_input_reload_insns, delete_output_reload): Use additional
4033 parameter for alter_reg. Call mark_allocation_change.
4034 (substitute, gen_reload_chain_without_interm_reg_p): New
4036 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4038 * testsuite/gcc.dg/20080410-1.c: New file.
4040 * config/s390/s390.h (IRA_COVER_CLASSES,
4041 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4043 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4045 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4047 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4049 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4051 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4053 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4055 2008-08-24 Jeff Law <law@redhat.com>
4056 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4057 when ignoring unavailable registers.
4059 2008-08-24 Jeff Law <law@redhat.com>
4060 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4061 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4062 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4063 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4065 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4066 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4068 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4069 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4070 * reload1.c (find_reg): Process registers in register allocation order.
4072 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4073 * toplev.c (backend_init_target): Move ira_init call from
4075 (lang_dependent_init_target): ...to here.
4077 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4078 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4079 calculate memory move costs for NO_REGS.
4081 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4082 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4083 STACK_REGS is defined.
4085 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4086 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4088 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4089 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4091 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4092 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4093 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4096 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4097 Dorit Nuzman <dorit@il.ibm.com>
4099 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4100 vec_extract_evenv4sf, vec_extract_evenv8hi,
4101 vec_extract_evenv16qi, vec_extract_oddv4si,
4102 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4103 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4104 vec_interleave_highv4si, vec_interleave_lowv4si,
4105 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4106 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4107 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4109 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4112 * config/rs6000/rs6000.c (optimization_options): Don't default to
4113 section anchors without toplevel reorder.
4115 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4117 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4118 (mfc_end_critical_section): Likewise.
4120 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4122 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4123 all type qualifiers from element type to vector type.
4125 2008-08-25 David Daney <ddaney@avtrex.com>
4127 * config/mips/mips.md (immediate_insn): Move up in file, fix
4128 comment typo, reformat.
4129 (fetchop_bit, atomic_hiqi_op memory_barrier,
4130 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4131 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4132 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4133 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4134 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4135 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4136 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4137 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4138 sync_old_nand<mode>, sync_new_nand<mode>,
4139 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4140 test_and_set_12): Moved to sync.md.
4142 * config/mips/sync.md: New file.
4144 2008-08-25 Richard Henderson <rth@redhat.com>
4146 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4147 (regsave): Likewise.
4148 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4149 (output_cfi_directive): Likewise.
4150 (div_data_align): New.
4151 (output_cfi): Use it.
4153 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4155 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4156 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4157 (TARGET_OCTEON): New macro.
4158 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4159 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4160 (ISA_HAS_POP): New macro.
4161 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4163 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4165 * config/mips/mips.md (cpu): Add octeon.
4166 (type): Add pop attribute value.
4167 (popcount<mode>2): New pattern.
4168 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4170 2008-08-24 Jan Hubicka <jh@suse.cz>
4172 * doc/invoke.texi (-fipa-cp-clone): New option.
4173 (-fipa-cp): Update docs.
4174 (--param ipcp-unit-growth):New.
4175 * ipa-cp.c: Include fibheap.h, params.h
4176 (ipcp_initialize_node_lattices): When not cloning, all externally
4177 visible functions are bottom.
4178 (ipcp_need_redirect_p): Accept clones.
4179 (ipcp_insert_stage): Use cost driven heuristics.
4180 (max_count, dead_nodes): New static vars.
4181 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4182 ipcp_const_param_count): New functions.
4183 * common.opt (ipa-cp-clone): New command line option.
4184 * params.def (ipcp-unit-growth): New.
4186 2008-08-24 Jan Hubicka <jh@suse.cz>
4188 * tree-inline.c (tree_function_versioning): Look harder
4189 for referenced vars.
4191 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4193 PR tree-optimization/37185
4194 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4196 2008-08-23 Jan Hubicka <jh@suse.cz>
4198 * ipa-cp.c (ipcp_analyze_node): New function.
4199 (ipcp_update_cloned_node): Use it.
4200 (ipcp_init_stage): Likewise.
4201 * ipa-inline.c (function_insertion_hook_holder): New static var.
4202 (analyze_function): Break out from ....
4203 (inline_generate_summary): Here; register insertion hook.
4204 (cgraph_decide_inlining): Remove hook.
4205 (add_new_function): New function.
4207 2008-08-23 Jan Hubicka <jh@suse.cz>
4209 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
4211 2008-08-23 Jan Hubicka <jh@suse.cz>
4213 * ipa-cp.c (constant_val_insert): Remove.
4214 (ipcp_propagate_one_const): Remove.
4215 (ipcp_create_replace_map): Always insert replacements to the map.
4216 (ipcp_insert_stage): Do not try to insert statements by hand.
4217 * tree-inline.c (insert_init_stmt): Break out from ...
4218 (setup_one_parameter): ... here; allow NULL BB pointer.
4219 (tree_function_versioning): Use setup_one_parameter to process
4222 2008-08-23 Jan Hubicka <jh@suse.cz>
4224 * tree.c (decl_address_ip_invariant_p): New function.
4225 * tree.h (decl_address_ip_invariant_p): Declare.
4226 * gimple.c (strip_invariant_refs): Break out from ...
4227 (is_gimple_invariant_address): ... here
4228 (is_gimple_ip_invariant_address): New function.
4229 (is_gimple_ip_invariant): New function.
4230 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
4233 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
4234 (ipcp_lat_is_insertable): All constants are insertable.
4235 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
4236 IPA_CONST_VALUE_REF.
4237 (ipcp_initialize_node_lattices): Propagate all types of operands.
4238 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
4239 (ipcp_create_replace_map): Reformat.
4240 (ipcp_need_redirect_p): Simplify.
4241 (ipcp_insert_stage): Check that argument is used before clonning.
4242 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4244 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4245 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4246 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4247 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4248 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4249 * tree-inline.c (tree_function_versioning): Add variables referenced by
4252 2008-08-23 Jan Hubicka <jh@suse.cz>
4255 * i386.c (standard_80387_constant_p): Use optimize_size.
4257 2008-08-23 Ira Rosen <irar@il.ibm.com>
4259 PR tree-optimization/37161
4260 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4261 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4262 (vect_determine_vectorization_factor): Move the scalar type
4263 retrieval to vect_get_smallest_scalar_type.
4264 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4265 scalar type. Remove redundant computation.
4266 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
4267 (vect_get_slp_defs): Take the type of RHS into account if
4268 necessary by calling vect_get_smallest_scalar_type. Call
4269 vect_get_constant_vectors with additional argument.
4271 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4274 * doc/invoke.texi (Wwrite-strings): Clarify description.
4276 2008-08-23 Ira Rosen <irar@il.ibm.com>
4278 PR tree-optimization/37174
4279 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
4280 def stmt is a part of the loop before accessing its stmt_vec_info.
4282 2008-08-22 Anatoly Sokolov <aesok@post.ru>
4285 * config/avr/avr.md (UNSPEC_SWAP): New constants.
4286 (*swap): New insn pattern.
4287 (*ashlqi3): Rename from ashlqi3 insn pattern.
4288 (ashlqi3): New expanders.
4289 (*lshrqi3): Rename from lshrqi3 insn pattern.
4290 (lshrqi3): New expanders.
4291 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
4292 lshrqi3_const5, lshrqi3_const6): New splitters.
4293 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
4294 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
4297 2008-08-22 Richard Guenther <rguenther@suse.de>
4299 PR tree-optimization/37078
4300 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
4301 [+INF, +INF] ranges.
4303 2008-08-22 Richard Guenther <rguenther@suse.de>
4305 PR tree-optimization/37143
4306 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
4307 a conversion statement instead of a copy.
4309 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
4312 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
4313 CCCmode, CCOmode and CCSmode destination modes.
4316 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
4317 from different units in a single alternative.
4318 (*vec_extractv2sf_1): Ditto.
4319 (*vec_extractv2si_0): Ditto.
4320 (*vec_extractv2si_1): Ditto.
4321 * config/i386/sse.md (sse2_storehpd): Ditto.
4322 (sse2_storelpd): Ditto.
4323 (sse2_loadhpd): Ditto.
4324 (sse2_loadlpd): Ditto.
4327 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
4328 (popcountsi2): Ditto.
4329 (clzdi2_abm): Ditto.
4330 (popcountdi2): Ditto.
4331 (clzhi2_abm): Ditto.
4332 (popcounthi2): Ditto.
4334 2008-08-22 Richard Guenther <rguenther@suse.de>
4338 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
4339 if the multiplication does not overflow.
4341 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
4343 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
4345 2008-08-21 Richard Henderson <rth@redhat.com>
4347 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
4348 spurrious comma from test.
4349 * configure: Rebuild.
4351 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4354 * builtins.c (fold_builtin_next_arg): Add warning about undefined
4357 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
4359 * c-tree.h (grokfield): New argument.
4360 * c-decl.c (grokfield): Handle new location argument.
4361 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
4363 2008-08-21 Richard Guenther <rguenther@suse.de>
4365 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
4367 2008-08-21 Jan Hubicka <jh@suse.cz>
4369 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
4370 (cgraph_add_function_insertion_hook,
4371 cgraph_remove_function_insertion_hook,
4372 cgraph_call_function_insertion_hooks): New functions.
4373 * cgraph.h (cgraph_add_function_insertion_hook,
4374 cgraph_remove_function_insertion_hook,
4375 cgraph_call_function_insertion_hooks): Declare.
4376 * ipa-reference.c (function_insertion_hook_holder): New variable.
4377 (check_operand, look_for_address_of): When checking late, do not care
4378 about module bitmaps.
4379 (add_new_function): New function.
4380 (generate_summary): Register hooks; zero module bitmaps.
4381 (propagate): Unregister hooks.
4382 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
4383 (add_new_function): New function.
4384 (generate_summary): Register hook.
4385 (propagate): Remove hook.
4387 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
4389 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
4390 * ipa-cp.c (ipcp_update_cloned_node): New function.
4391 (build_const_val): Handle functions correctly; bring type logic
4392 into sync with tree-inline.c
4393 (ipcp_init_stage): Take care of computing stuff needed by
4394 indirect inlining; update clones.
4395 (ipcp_generate_summary): Break out of ipcp_driver.
4396 (ipcp_driver): Do only execution and transformation.
4397 (pass_ipa_cp): Make IPA_PASS.
4398 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
4400 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
4401 ipcp, some info is already available.
4402 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
4403 * tree-inline.c (remap_ssa_name): Unshare expression.
4405 2008-08-21 Richard Guenther <rguenther@suse.de>
4407 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4408 a PHI ask VN if it is already available.
4409 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4410 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4412 2008-08-21 Richard Guenther <rguenther@suse.de>
4415 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
4416 makes sure to produce a result of the correct type.
4418 2008-08-21 Jan Hubicka <jh@suse.cz>
4419 Backport from LTO branch:
4421 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4422 Jan Hubicka <jh@suse.cz>
4425 (init_state, finish_state, set_function_state, generate_summary):
4427 (scan_stmt): Renamed from scan_function. Changed to keep state in
4428 local static vars rather than cgraph aux field.
4429 (propagate): Renamed from static_execute. Changed to keep state in
4430 local static vars rather than cgraph aux field.
4431 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
4432 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
4434 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4436 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4437 * ipa-reference.c (init_function_info, generate_summary,
4438 propagate): New functions.
4439 (analyze_function): Call init_function_info.
4440 (static_execute): Stripped into generate_summary and propagate.
4441 (pass_ipa_reference): Made into ipa_opt_pass.
4443 2008-08-21 Richard Guenther <rguenther@suse.de>
4445 PR tree-optimization/37181
4446 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4448 (extract_range_from_unary_expr): Likewise.
4450 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4452 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4454 * toplev.h (pedwarn_at): Likewise.
4455 * builtins.c: Update all calls to pedwarn.
4456 * c-lex.c: Likewise.
4457 * toplev.c: Likewise.
4458 * c-tree.h: Likewise.
4459 * c-decl.c: Likewise.
4460 * c-errors.c: Likewise.
4461 * c-typeck.c: Likewise.
4462 * c-common.c: Likewise.
4463 * c-parser.c: Likewise.
4465 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4468 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4469 with MODE_VECTOR_INT mode.
4471 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4474 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4475 initialized outside the current module.
4476 (warn_uninitialized_var): Ignore left-hand side when walking the
4477 trees. Ignore address expressions. Examine VUSE operands in gimple
4478 statements with a variable declaration on the right-hand side.
4480 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4483 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4485 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4488 * c-common.c (conversion_warning): Do not warn if applying bit-and
4489 operator to unsigned constant that fits in the target type.
4491 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4494 * c-common.c (conversion_warning): Do not warn for artificial
4497 2008-08-20 Richard Guenther <rguenther@suse.de>
4499 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4500 (extract_range_from_binary_expr): Fall back to constant propagation.
4501 (extract_range_from_unary_expr): Likewise.
4503 2008-08-20 Richard Guenther <rguenther@suse.de>
4505 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4506 with TREE_THIS_VOLATILE on shared nodes.
4507 (fold_stmt_r): Likewise.
4509 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4512 * c-parser.c (c_parser_attributes): For keywords use canonical
4513 spelling for attr_name.
4515 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4517 * value-prof.c (check_counter): Revert wrong call to error.
4519 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4521 * profile.c: Update calls to inform.
4522 * value-prof.c: Update calls to inform.
4524 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4526 * diagnostic.c (inform): Add an explicit location_t parameter.
4527 * toplev.h (inform): Update declaration.
4528 * builtins.c: Update all calls to inform.
4529 * c-common.c: Likewise.
4530 * c-decl.c: Likewise.
4531 * c-opts.c: Likewise.
4532 * c-pch.c: Likewise.
4533 * c-pragma.c: Likewise.
4534 * c-typeck.c: Likewise.
4535 * coverage.c: Likewise.
4537 * toplev.c: Likewise.
4538 * tree-cfg.c: Likewise.
4539 * tree-ssa.c: Likewise.
4541 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4544 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4545 V2DI mode, for SSE4.1, use movq instead of vector set if the
4546 second element is zero and inter-unit moves are OK.
4548 2008-08-20 Richard Guenther <rguenther@suse.de>
4550 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4551 properly handle conversion/copy chains after tuplification.
4553 2008-08-20 Richard Guenther <rguenther@suse.de>
4555 * passes.c (init_optimization_passes): Move the second
4556 forwprop pass before alias computation. Remove the second
4557 DCE pass. Remove the first dominator and phi copy/const
4560 2008-08-20 Nick Clifton <nickc@redhat.com>
4562 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4563 support of this feature. Do not assume that a sufficiently new
4564 assembler will support the feature regardless of the target type.
4565 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4566 * configure: Regenerate.
4568 2008-08-20 Richard Guenther <rguenther@suse.de>
4570 * tree-vrp.c (found_in_subgraph): Remove.
4571 (live): New global static.
4572 (live_on_edge): New function.
4573 (blocks_visited): Remove.
4574 (register_edge_assert_for_2): Use live_on_edge.
4575 (find_conditional_asserts): Remove code dealing with
4576 found_in_subgraph. Do not walk the CFG.
4577 (find_switch_asserts): Likewise.
4578 (find_assert_locations_1): Renamed from find_assert_locations.
4579 Move finding assert locations for conditional and switch
4580 statements first. Update live bitmap. Do not walk the CFG.
4581 (find_assert_locations): New function.
4582 (insert_range_assertions): Remove entry of CFG walk.
4583 Adjust call to find_assert_locations.
4584 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4585 that only can appear because of fake exit edges but assert we
4586 never try to insert on those.
4587 (fini_pre): Do not remove fake exit edges here...
4588 (execute_pre): ...but here, before committing edge inserts.
4590 2008-08-19 Richard Guenther <rguenther@suse.de>
4592 * passes.c (init_optimization_passes): Exchange store-ccp
4595 2008-08-19 Rafael Espíndola <espindola@google.com>
4597 * varasm.c (weak_decls): Move earlier in the file.
4598 (assemble_external): Add weak decls to the weak_decls list.
4599 (declare_weak): Don't add decls to the weak_decls list.
4601 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4604 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4605 before (sse2_shufpd_<mode>).
4607 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4610 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4611 * tree.c (block_nonartificial_location): Likewise.
4613 2008-08-19 Richard Guenther <rguenther@suse.de>
4615 PR tree-optimization/35972
4616 PR tree-optimization/23094
4617 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4619 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4620 handle MISALIGNED_INDIRECT_REF.
4621 (get_ref_from_reference_ops): New helper.
4622 (vn_reference_lookup_pieces): Walk the use-def chain using the
4623 alias-oracle if requested.
4624 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4625 walking the use-def chain.
4626 (compute_avail): But not here.
4627 (create_component_ref_by_pieces_1): Properly handle
4628 MISALIGNED_INDIRECT_REF.
4629 (do_regular_insertion): Handle fully redundant
4630 expressions after PHI-translation also for SSA_NAME values, not
4631 only constants. Correctly use edoubleprime for that.
4633 2008-08-19 Ira Rosen <irar@il.ibm.com>
4635 * tree-vectorizer.c (supportable_widening_operation): Support
4636 multi-step conversion, return the number of steps in such conversion
4637 and the required intermediate types.
4638 (supportable_narrowing_operation): Likewise.
4639 * tree-vectorizer.h (vect_pow2): New function.
4640 (supportable_widening_operation): Change argument types.
4641 (supportable_narrowing_operation): Likewise.
4642 (vectorizable_type_promotion): Add an argument.
4643 (vectorizable_type_demotion): Likewise.
4644 * tree-vect-analyze.c (vect_analyze_operations): Call
4645 vectorizable_type_promotion and vectorizable_type_demotion with
4646 additional argument.
4647 (vect_get_and_check_slp_defs): Detect patterns.
4648 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4650 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4651 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4652 according to the smallest type in the loop.
4653 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4654 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4655 supportable_widening_operation with correct arguments.
4656 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4657 operands lists according to the number of vector statements in left
4658 or right node, if exists.
4659 (vect_gen_widened_results_half): Remove unused argument.
4660 (vectorizable_conversion): Call supportable_widening_operation,
4661 supportable_narrowing_operation, and vect_gen_widened_results_half
4662 with correct arguments.
4663 (vectorizable_assignment): Change documentation, support multiple
4665 (vectorizable_operation): Likewise.
4666 (vect_get_loop_based_defs): New function.
4667 (vect_create_vectorized_demotion_stmts): Likewise.
4668 (vectorizable_type_demotion): Support loop-aware SLP and general
4669 multi-step conversion. Call vect_get_loop_based_defs and
4670 vect_create_vectorized_demotion_stmts for transformation.
4671 (vect_create_vectorized_promotion_stmts): New function.
4672 (vectorizable_type_promotion): Support loop-aware SLP and general
4673 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4675 (vectorizable_store): Change documentation, support multiple
4677 (vectorizable_load): Likewise.
4678 (vect_transform_stmt): Pass SLP_NODE to
4679 vectorizable_type_promotion and vectorizable_type_demotion.
4680 (vect_schedule_slp_instance): Move here the calculation of number
4681 of vectorized statements for each node from...
4682 (vect_schedule_slp): ... here.
4683 (vect_transform_loop): Call vect_schedule_slp without the last
4686 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4689 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4690 to == in assert statement.
4691 (vectorizable_reduction): Fix typo.
4693 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4696 * value-prof.c (check_counter): Dereference pointer to overall
4697 count when printing it.
4699 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4701 * profile.h: Really add it.
4703 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4705 * mcf.c: Really add it.
4707 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4708 Vinodha Ramasamy <vinodha@google.com>
4710 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4712 * value-prof.c (check_counter): Fix the counter if
4713 flag_profile_correction is true.
4714 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4715 tree_mod_subtract_transform):
4716 Follow check_counter parameter change.
4717 * common.opt (fprofile-correction): New option.
4719 * profile.h: Likewise.
4720 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4721 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4722 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4724 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4725 flag_profile_correction is set.
4727 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4729 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4731 2008-08-18 Tomas Bily <tbily@suse.cz>
4733 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4734 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4736 * tree-data-ref.c (split_constant_offset_1): Likewise.
4737 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4738 * tree-sra.c (sra_walk_expr): Likewise.
4739 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4740 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4741 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4742 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4744 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4745 * tree-vect-transform.c (vectorizable_type_demotion)
4746 (vectorizable_type_promotion): Likewise.
4747 * tree-inline.c (expand_call_inline):
4748 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4749 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4750 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4751 * expr.c (expand_expr_real_1): Likewise.
4752 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4753 (gimple_assign_unary_useless_conversion_p): Likewise.
4754 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4755 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4756 * fold-const.c (fold_unary): Likewise.
4757 * tree.h (CONVERT_EXPR_P): Likewise.
4758 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4759 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4761 (register_edge_assert_for_2, extract_range_from_unary_expr)
4762 (register_edge_assert_for_1): Likewise.
4764 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4766 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4767 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4768 (enum real_value_const): Delete.
4769 (get_real_const): Delete.
4770 * real.c (get_real_const): Delete.
4771 (dconst_e_ptr): Define.
4772 (dconst_third_ptr): Define.
4773 (dconst_sqrt2_ptr): Define.
4774 * builtins.c: Update all callers.
4776 2008-08-18 Richard Guenther <rguenther@suse.de>
4778 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4779 statement iterator after statement removal.
4781 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4783 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4784 (detect_processor_freebsd): Likewise.
4785 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4787 2008-08-18 Richard Guenther <rguenther@suse.de>
4789 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4790 and loads have the correct types.
4792 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4795 * c-opts.c (cpp_opts): Remove static.
4796 * c-parser.c (cpp_opts): Declare it extern.
4797 (disable_extension_diagnostics): Handle cpp options.
4798 (enable_extension_diagnostics): Likewise.
4800 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4802 * diagnostics.c (permerror_at): Rename as permerror.
4803 (permerror): Delete.
4804 * toplev.h: Likewise.
4806 2008-08-18 Richard Guenther <rguenther@suse.de>
4808 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4809 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4810 Move call_cdce before build_alias. Move copyrename2,
4811 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4812 right after final inlining.
4813 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4814 (pass_build_cfg): But instead via TODO_dump_func.
4816 2008-08-18 Richard Guenther <rguenther@suse.de>
4818 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4820 (scalarize_init): If we failed to generate some initializers
4821 do not generate zeros for not instantiated members. Instead
4822 rely on the copy out.
4823 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4824 about missing flow-sensitive alias info only if we have
4827 2008-08-17 Nick Clifton <nickc@redhat.com>
4829 * doc/extend.texi (Function Attributes): Fix typo in description
4830 if hot function attribute.
4832 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4833 Richard Sandiford <rdsandiford@googlemail.com>
4835 * doc/install.texi (--with-mips-plt): Document.
4836 * doc/invoke.texi (-mplt, -mno-plt): Document.
4837 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4838 and handle ${with_mips_plt}.
4839 * config/mips/mips.opt (mplt): New option.
4840 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4841 (TARGET_ABICALLS_PIC2): Likewise.
4842 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4843 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4844 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4845 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4846 to decide whether to output ".option picX" directives.
4847 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4848 Pass -call_nonpic rather than -KPIC for -mplt.
4849 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4850 on the command line. Also remove it when -mabi=64 is used without
4852 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4853 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4854 TARGET_ABICALLS_PIC0.
4855 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4857 (mips16_build_function_stub): Only output ".option pic" directives
4858 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4859 (mips16_build_call_stub): Fix comment and remove redundant
4860 ".set at"/"set .noat" directives.
4861 (mips_function_rodata_section): Use the default behaviour for
4862 TARGET_ABSOLUTE_ABICALLS.
4863 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4864 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4865 (mips_restore_gp): Do nothing if the current function doesn't use
4867 (mips_expand_prologue): Only save $gp if the current function uses it.
4868 Use a normal move for TARGET_ABICALLS_PIC0.
4869 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4871 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4873 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4874 of function when handling GLOBAL_POINTER_REGNUM.
4876 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4879 * common.opt (-fstack-check): Do not declare the variable here.
4880 (-fstack-check=): New option variant.
4881 * doc/invoke.texi (Code Gen Options): Document it.
4882 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4883 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4884 (STACK_CHECK_STATIC_BUILTIN): New macro.
4885 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4886 * opts.c: Include expr.h.
4887 (common_handle_option) <OPT_fold_stack_check_>: New case.
4888 <OPT_fstack_check>: Likewise.
4889 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4890 consistently in the test for variable-sized types. Adjust for
4891 new behaviour of flag_stack_check.
4892 * explow.c: Include except.h.
4893 (allocate_dynamic_stack_space): Do not take into account
4894 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4895 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4896 for variable-sized parameters. Treat all parameters whose size is
4897 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4898 stack checking is enabled.
4899 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4900 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4901 if generic stack checking is enabled.
4902 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4903 * reload1.c (reload): Likewise.
4904 * stmt.c (expand_decl): Assert that all automatic variables have
4905 fixed size at this point and remove dead code.
4906 * flags.h (stack_check_type): New enumeration type.
4907 (flag_stack_check): Declare.
4908 * toplev.c (flag_stack_check): New global variable.
4909 * Makefile.in (opts.o): Add dependency on EXPR_H.
4910 (explow.o): Add dependency on except.h.
4912 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4914 * config/avr/avr.c (avr_override_options): Reduce value of
4915 PARAM_INLINE_CALL_COST.
4917 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4919 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4920 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4921 lieu of TYPE_MODE (type) throughout.
4923 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4925 * config/arm/arm.c (add_minipool_backward_ref): Check for
4926 8-byte-aligned entries in second case of forcing insertion after a
4927 particular entry. Change third case to avoid inserting
4928 non-8-byte-aligned entries before 8-byte-aligned ones.
4930 2008-08-15 Richard Guenther <rguenther@suse.de>
4932 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4933 strip components for unknown size accesses.
4935 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4937 * config/s390/2097.md New file.
4938 * config/s390/s390.md ("z10prop" attribute): Define none,
4939 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4940 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4941 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4942 possible values and apply them to insns as appropriate.
4943 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4944 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4945 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4946 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
4947 ("bfp" mode attribute): Removed. Every occurence replaced
4949 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4950 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4953 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4956 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4959 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4961 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4962 additional argument. Support reduction when duplication is needed due
4963 to data-types of different sizes in the loop.
4964 (get_initial_def_for_induction): Fix printout.
4965 (vect_get_vec_def_for_stmt_copy): Support case where the
4966 vec_stmt_for_operand is a phi node.
4967 (vectorizable_reduction): Support reduction when duplication is needed
4968 due to data-types of different sizes in the loop.
4969 (vectorizable_call): Remove restriction to not vectorize in case we
4970 have data-types of different sizes in the loop.
4971 (vectorizable_conversion): Likewise.
4972 (vectorizable_operation): Likewise.
4973 (vectorizable_type_demotion): Likewise.
4974 (vectorizable_type_promotion): Likewise.
4975 (vectorizable_induction): Add restriction to not vectorize in case
4976 we have data-types of different sizes in the loop.
4978 2008-08-14 Christophe Saout <christophe@saout.de>
4979 Uros Bizjak <ubizjak@gmail.com>
4982 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4983 (*vec_concatv2di_rex64_sse4_1): Ditto.
4984 (*vec_concatv2di_rex64_sse): Ditto.
4986 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4989 * fold-const.c (fold_widened_comparison): Do not allow
4990 sign changes that change the result even if shorter type
4991 is wider than arg1_unw's type.
4993 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4995 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4996 Skip if the multilib testing specifies -march that does not
4997 agree with the one specified in the testcase.
4999 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5001 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5002 zero extend SImode values being converted to TFmode before passing
5005 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5007 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5008 __PPU__ when targeting the Cell/B.E. PPU processor.
5010 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5012 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5013 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5014 Rematerialize the static chain, if any.
5015 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5018 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5020 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5021 (new_loc_descr): Likewise.
5022 (add_loc_descr): Likewise.
5023 (size_of_loc_descr): Likewise.
5024 (size_of_locs): Likewise.
5025 (output_loc_operands): Likewise.
5026 (output_loc_sequence): Likewise.
5027 (new_reg_loc_descr): New.
5028 (build_cfa_loc): Use it.
5029 (build_cfa_aligned_loc): Likewise.
5030 (one_reg_loc_descriptor): Likewise.
5031 (based_loc_descr): Likewise.
5033 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5036 * doc/invoke.texi (Wmain): Update.
5037 * c-decl.c (start_decl): warn_main is only 0 or 1.
5038 (start_function): Likewise. Fix formatting.
5039 (finish_function): Delete redundant warning.
5040 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5041 * c-opts (c_common_handle_option): -Wall only has effect if
5042 warn_main is uninitialized. OPT_Wmain is automatically
5043 handled. -pedantic also enables Wmain.
5044 (c_common_post_options): Handle all logic for Wmain here.
5045 * c-common.c (warn_main): Delete.
5046 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5047 * c-common.h (warn_main): Delete.
5049 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5052 * expr.c (emit_group_store): Allocate stack temp with the
5053 largest alignment when copying from register to stack.
5055 2008-08-13 Richard Guenther <rguenther@suse.de>
5057 * tree.h (maybe_fold_offset_to_address): Declare.
5058 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5059 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5060 Likewise for POINTER_PLUS_EXPR.
5061 (maybe_fold_offset_to_reference): Enable disabled code.
5062 (maybe_fold_offset_to_address): New function.
5063 (fold_stmt_r): Use it.
5064 (fold_gimple_assign): Likewise.
5065 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5066 (gimplify_expr): Likewise.
5068 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5070 * toplev.h (pedwarn_at): Fix declaration.
5072 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5074 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5075 LINK_SPEC): Use %R in -Y P argument.
5077 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5080 * diagnostic.c (pedwarn_at): New.
5081 * toplev.h (pedwarn_at): Declare.
5082 * c-tree.h (build_enumerator): Update declaration.
5083 * c-decl.c (finish_enum): Update comment.
5084 (build_enumerator): Take a location parameter. Give a pedwarn but do
5085 not perform any conversion.
5086 * c-parser.c (c_parser_enum_specifier): Set correct location for
5089 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5092 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5093 expressions except for conversions to signed:1 bitfields. Handle
5094 COND_EXPR with constant operands.
5096 2008-08-13 Richard Guenther <rguenther@suse.de>
5098 PR tree-optimization/15255
5099 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5100 (struct oecount_s): New struct and VEC types.
5102 (oecount_hash): New function.
5103 (oecount_eq): Likewise.
5104 (oecount_cmp): Likewise.
5105 (zero_one_operation): New function.
5106 (build_and_add_sum): Likewise.
5107 (undistribute_ops_list): Perform un-distribution of multiplication
5108 and division on the chain of summands.
5109 (should_break_up_subtract): Also break up subtracts for factors.
5110 (reassociate_bb): Delete dead visited statements.
5111 Call undistribute_ops_list. Re-sort and optimize if it did something.
5112 * passes.c (init_optimization_passes): Move DSE before
5114 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5117 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5119 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5121 * doc/invoke.texi: Revert unintended checkin.
5123 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5126 * gcc.c (include_spec_function): Tweak call to find_a_file.
5128 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5131 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5132 and TRUTH_ORIF_EXPR.
5133 * dojump.c (do_jump): Likewise.
5135 PR tree-optimization/37084
5136 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5137 if id->regimplify, don't assume stmt is a cast assignment.
5139 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5141 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5143 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5146 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5149 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5151 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5152 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5154 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5155 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5156 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5157 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5158 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5160 * doc/tm.texi (Storage Layout): Remove documentation for
5161 TARGET_FLOAT_FORMAT.
5163 * simplify-rtx.c (simplify_binary_operation_1): Replace
5164 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5166 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5168 * real.h (struct real_format): New member has_sign_dependent_rounding.
5169 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5170 spu_single_format, ieee_double_format, mips_double_format,
5171 motorola_double_format, ieee_extended_motorola_format,
5172 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5173 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5174 mips_extended_format, ieee_quad_format, mips_quad_format,
5175 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5176 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5178 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5179 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5180 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5181 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5182 (ROUND_TOWARDS_ZERO): Likewise.
5184 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5185 (FLOAT_MODE_FORMAT): New macro.
5186 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5187 (MODE_COMPOSITE_P): ... this new macro.
5188 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5189 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5190 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5192 * flags.h: Include "real.h".
5194 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5195 REAL_MODE_FORMAT_COMPOSITE_P.
5196 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5198 * doc/tm.texi (Storage Layout): Remove documentation of
5199 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5200 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5201 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5202 they only apply to libgcc2.a.
5204 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5206 * config/spu/float_disf.c: New file.
5207 * config/spu/float_unsdisf.c: New file.
5208 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
5209 (LIB2FUNCS_EXCLUDE): Define.
5211 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5212 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5214 * real.h (struct real_format): New member round_towards_zero.
5215 * real.c (round_for_format): Respect fmt->round_towards_zero.
5216 (ieee_single_format, mips_single_format, motorola_single_format,
5217 spu_single_format, ieee_double_format, mips_double_format,
5218 motorola_double_format, ieee_extended_motorola_format,
5219 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5220 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5221 mips_extended_format, ieee_quad_format, mips_quad_format,
5222 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5223 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5225 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
5226 real_format to choose rounding mode when calling MPFR functions.
5227 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
5228 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
5230 * real.h (real_to_decimal_for_mode): Add prototype.
5231 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
5232 Respect target rounding mode when generating decimal representation.
5233 (real_to_decimal): New stub for backwards compatibility.
5234 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
5235 real_to_decimal_for_mode instead of real_to_decimal.
5237 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
5239 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5240 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5242 * real.c (spu_single_format): New variable.
5243 * real.h (spu_single_format): Declare.
5245 * config/spu/spu.c (spu_override_options): Install SFmode format.
5246 (spu_split_immediate): Use integer mode to operate on pieces of
5247 floating-point values in all cases.
5249 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5250 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5251 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5253 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5255 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5257 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5259 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5261 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5264 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5265 on the VAR_DECL instead of TYPE_READONLY on its type.
5267 2008-08-12 Ira Rosen <irar@il.ibm.com>
5269 * tree-vectorizer.c: Depend on langhooks.h.
5270 (supportable_widening_operation): Add two arguments. Support double
5272 (supportable_narrowing_operation): Likewise.
5273 * tree-vectorizer.h (supportable_widening_operation): Add two
5275 (supportable_narrowing_operation): Likewise.
5276 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
5277 supportable_widening_operation with correct arguments.
5278 * tree-vect-transform.c (vectorizable_conversion): Likewise.
5279 (vectorizable_type_demotion): Support double type conversions.
5280 (vectorizable_type_promotion): Likewise.
5281 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
5283 2008-08-11 Michael Matz <matz@suse.de>
5285 * i386/i386.c (override_options): Move initialisation from
5286 flag_schedule_insns_after_reload to here from ...
5287 (optimization_options): ... here.
5289 2008-08-11 Jakub Jelinek <jakub@redhat.com>
5291 PR rtl-optimization/36998
5292 * dwarf2out.c (compute_barrier_args_size_1,
5293 compute_barrier_args_size): Temporarily remove assertions.
5295 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5298 * tree-ssa.c (struct walk_data): Add new flag
5299 warn_possibly_uninitialized.
5300 (warn_uninitialized_var): Use it.
5301 (warn_uninitialized_vars): New.
5302 (execute_early_warn_uninitialized): Call it.
5303 (execute_late_warn_uninitialized): Likewise.
5305 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5308 * reload1.c (gen_reload): Guard calls to get_secondary_mem
5311 2008-08-09 Jan Hubicka <jh@suse.cz>
5314 * optabs.c (maybe_emit_unop_insn): Remove produced code if
5316 (expand_fix): Be prepared for expansion to fail.
5317 (expand_sfix_optab): Remove instructions if expansion failed.
5319 2008-08-09 Anatoly Sokolov <aesok@post.ru>
5321 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
5323 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
5324 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5326 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5328 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
5329 mips/t-libgcc-mips16 to tmake_file.
5330 * config/mips/mips-protos.h (mips_call_type): New enum.
5331 (mips_pic_base_register, mips_got_load): Declare.
5332 (mips_restore_gp): Take an rtx argument.
5333 (mips_use_pic_fn_addr_reg_p): Declare.
5334 (mips_expand_call): Replace the sibcall_p argument with
5335 a mips_call_type argument. Add a lazy_p parameter.
5336 (mips_split_call): Declare.
5337 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
5338 (MIPS16_PIC_TEMP): Likewise.
5339 (reg_class): Delete M16_NA_REGS.
5340 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5341 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
5342 (mips_split_hi_p): Declare.
5343 * config/mips/mips.c (mips_split_hi_p): New array.
5344 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
5345 (mips_got_symbol_type_p): New function.
5346 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
5347 (mips16_stub_function_p): New function.
5348 (mips16_local_function_p): Likewise.
5349 (mips_use_pic_fn_addr_reg_p): Likewise.
5350 (mips_cannot_force_const_mem): Return false for HIGHs.
5351 Extend CONST_INT and symbolic handling to MIPS16, using
5352 mips_symbol_insns to check that the base symbol type is a
5353 legitimate constant. Reject GOT-based constants if
5354 TARGET_MIPS16_PCREL_LOADS.
5355 (mips_const_insns): Check targetm.cannot_force_const_mem when
5356 decomposing a symbolic base and a large offset.
5357 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
5358 When calling a function that needs $25 from MIPS16 code,
5359 move the target address into $25 separately and add a USE
5361 (mips16_gp_pseudo_reg): Insert the initializer immediately
5362 before the first real insn.
5363 (mips_pic_base_register, mips_got_load): New functions.
5364 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
5365 parameter to LOW_OUT. Say that it can be any valid SET_SRC
5366 when splitting a load-address operation. Split SYMBOL_GOT_DISP
5367 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
5368 (mips_call_tls_get_addr): Update the call to mips_expand_call,
5369 also passing NULL_RTX rather than const0_rtx as the aux argument.
5370 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
5371 instead of TARGET_EXPLICIT_RELOCS.
5372 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
5373 (mips_load_call_address): Replace the sibcall_p argument with
5374 a mips_call_type argument. Use mips_got_load.
5375 (mips16_local_alias): New structure.
5376 (mips16_local_aliases): New variable.
5377 (mips16_local_aliases_hash): New function.
5378 (mips16_local_aliases_eq): Likewise.
5379 (mips16_local_alias): Likewise.
5380 (mips16_stub_function): Likewise.
5381 (mips16_build_function_stub): Create a local alias for the target
5382 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
5383 .cpload directive and an R_MIPS_NONE relocation for the target
5384 function, then load the alias rather than the function itself.
5385 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
5386 (mips16_copy_fpr_return_value): Use mips16_stub_function and
5387 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
5388 (mips16_build_call_stub): Replace the FN parameter with an
5389 FN_PTR parameter. Force the address into a register if it
5390 isn't a call_insn_operand; don't rely on the caller to do this.
5391 If a call to a locally-defined and locally-binding MIPS16
5392 function must be made indirectly, redirect the call to the
5393 function's local alias. Use mips16_stub_function_p,
5394 mips16_stub_function, mips_expand_call and use_reg.
5395 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
5396 Use explicit %hi and %lo accesses where possible.
5397 Use MIPS_CALL to generate the correct code form of a
5398 jal instruction. Add clobbers of $18 instead of uses.
5399 Update the call to mips_emit_call_insn.
5400 (mips_expand_call): Replace the SIBCALL_P argument with a
5401 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
5402 Take a LAZY_P parameter. Call mips16_build_call_stub first,
5403 allowing it to modify the call address. Update the calls to
5404 mips_load_call_address and mips_emit_call_insn.
5405 (mips_split_call): New function.
5406 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
5407 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
5408 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
5409 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
5410 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
5412 (mips_cprestore_slot): New function.
5413 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
5414 and use mips_cprestore_slot.
5415 (mips_output_function_prologue): Handle TARGET_MIPS16 for
5417 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
5418 then use a copygp_mips16 instruction to set up $28.
5419 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
5420 (mips16_lay_out_constants): Call split_all_insns_noflow.
5421 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
5422 false if TARGET_MIPS16.
5423 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
5424 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
5425 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
5426 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
5427 MIPS16 code. Allow MIPS16 o32 PIC.
5428 (mips_override_options): Allow MIPS16 o32 PIC.
5429 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
5430 after reload if TARGET_USE_GOT.
5431 (UNSPEC_COPYGP): New constant.
5432 (length): Use a default length of 8 for MIPS16 GOT loads.
5433 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5434 (*got_page<mode>): Check mips_split_hi_p.
5435 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5436 (unspec_got<mode>, unspec_call<mode>): New expanders.
5437 (load_got<mode>, load_call<mode>): Remove the length attributes.
5438 Use a got attribute instead of a type attribute.
5439 (copygp_mips16): New insn.
5440 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5441 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5442 (sibcall, sibcall_value, call, call_value): Update the calls
5443 to mips_expand_call.
5444 (call_internal, call_value_internal): Use mips_split_call.
5445 (call_value_multiple_internal): Likewise.
5446 (call_split): Move after call_internal (the insn it is split from).
5447 (call_internal_direct, call_value_internal_direct): Turn into
5448 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5449 (call_direct_split, call_value_direct_split): New patterns.
5450 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5451 and use M16_REGS instead of M16_NA_REGS.
5452 * config/mips/predicates.md (const_call_insn_operand): Replace
5453 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5454 mips_use_pic_fn_addr_reg_p check.
5455 (move_operand): Reject HIGHs if mips_split_hi_p.
5456 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5457 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5458 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5459 * config/mips/libgcc-mips16.ver: New file.
5460 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5461 $(srcdir)/config/mips/libgcc-mips16.ver.
5463 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5465 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
5466 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5467 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5468 (mips16_cfun_returns_in_fpr_p): Likewise.
5470 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5472 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5473 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5474 rather than 4 to PC.
5476 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5478 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5479 (FUNCTION_PROFILER): Save the static chain pointer into $2
5480 beforehand and restore it aftewards.
5481 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5482 address directly into $25 and call the function through $25;
5483 do not clobber $3. Pad the DImode version to cover the space
5484 left by the deleted $25 <- $3 move.
5485 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5486 the removal of the $25 <- $3 move.
5487 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5488 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5490 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5491 Daniel Jacobowitz <dan@codesourcery.com>
5493 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5494 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5495 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5496 * config/mips/mips.c (mips_start_function_definition): New function.
5497 (mips_end_function_definition): Likewise.
5498 (mips_output_function_prologue): Use mips_start_function_definition.
5499 (mips_output_function_epilogue): Use mips_end_function_definition.
5500 (build_mips16_function_stub): Use mips_start_function_definition
5501 and mips_end_function_definition.
5502 (build_mips16_call_stub): Likewise.
5504 2008-08-09 Richard Guenther <rguenther@suse.de>
5506 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5507 * gimple.h (gimple_call_fn): Adjust comment.
5508 (gimple_call_set_fndecl): New function.
5509 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5510 longer having bare FUNCTION_DECL operand.
5511 (gimple_call_return_type): Likewise.
5512 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5514 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5515 (gimple_mod_pow2): Likewise.
5516 (gimple_mod_subtract): Likewise.
5517 (gimple_ic): Likewise.
5518 (gimple_stringop_fixed_value): Likewise.
5519 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5520 longer having bare FUNCTION_DECL operand.
5521 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5522 * omp-low.c (optimize_omp_library_calls): Likewise.
5523 * cgraphunit.c (update_call_expr): Likewise.
5524 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5525 (execute_convert_to_rsqrt): Likewise.
5526 * cfgexpand.c (gimple_to_tree): Simplify.
5527 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5528 bare FUNCTION_DECL operand.
5529 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5530 (convert_gimple_call): Use gimple_call_fndecl.
5531 * c-common.c (c_warn_unused_result): Likewise.
5533 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5536 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5537 (c_finish_return): Likewise.
5538 (c_start_case): Likewise.
5539 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
5540 * c-parser.c (c_parser_condition): New. Call
5541 verify_sequence_points.
5542 (c_parser_paren_condition): Call c_parser_condition.
5543 (c_parser_for_statement): Call c_parser_condition.
5545 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5548 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5549 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5550 Moved from diagnostic.h
5551 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5553 (emit_diagnostic): New.
5554 (warning0, pedwarn0): Delete.
5555 (warning, warning_at, pedwarn, permerror): Return bool.
5556 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5557 Moved to diagnostic.c.
5558 (struct diagnostic_context): Use correct type for
5559 classify_diagnostic.
5560 (diagnostic_report_diagnostic): Update declaration.
5561 (emit_diagnostic): Declare.
5562 * errors.c (warning): Return bool.
5563 * errors.h (warning): Update declaration.
5564 * toplev.h (warning0, pedwarn0): Delete.
5565 (warning, warning_at, pedwarn, permerror): Return bool.
5566 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5567 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5568 inform. Update all calls.
5569 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5570 before giving informative note.
5571 (implicit_decl_warning): Likewise.
5572 * c-typeck.c (build_function_call): Likewise.
5573 * tree-sssa.c (warn_uninit): Likewise.
5574 * builtins.c (gimplify_va_arg_expr): Likewise.
5576 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5579 * doc/invoke.texi (-Wextra): Move warning from here...
5580 (-Wuninitialized): ... to here.
5582 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5585 * flags.h (set_Wunused): Delete
5586 * toplev.c (process_options): Handle Wunused flags here.
5587 * opts.c (maybe_warn_unused_parameter): Delete.
5588 (common_handle_option): Replace set_Wunused by warn_unused.
5589 (set_Wextra): Do not handle Wunused-parameter here.
5590 (set_Wunused): Delete.
5591 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5593 * common.opt (Wunused): Add Var and Init.
5594 (Wunused-function): Likewise.
5595 (Wunused-label): Likewise.
5596 (Wunused-parameter): Likewise.
5597 (Wunused-value): Likewise.
5598 (Wunused-variable): Likewise.
5600 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5602 * doc/invoke.texi: Add cpu_type power7.
5603 * config.in (HAVE_AS_VSX): New.
5604 * config.gcc: Add cpu_type power7.
5605 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5607 * configure: Regenerate.
5608 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5610 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5611 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5612 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5614 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5616 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5617 type to vectorize.builtin_conversion.
5618 (vectorizable_conversion): Likewise.
5619 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5620 integral type as input.
5621 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5623 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5624 and ALTIVEC_BUILTIN_VCTSXS.
5625 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5628 2008-08-08 Richard Guenther <rguenther@suse.de>
5630 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5631 (surely_varying_stmt_p): Calls are varying only if they are
5632 non-builtin and not indirect or have no result.
5633 (ccp_fold): Re-instantiate code before the tuples merge.
5635 2008-08-08 Richard Guenther <rguenther@suse.de>
5637 PR tree-optimization/37056
5638 * gimple.h (gimple_assign_rhs_class): New helper function.
5639 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5640 unary operations properly.
5642 2008-08-07 Jan Hubicka <jh@suse.cz>
5644 * i386.h (ix86_size_cost): Declare.
5645 (ix86_cur_cost): New function macro.
5646 * i386.md (peepholes expanding size and splitters): Predicate by
5647 optimize_insn_for_speed_p.
5648 (peepholes reduce size and splitters): Predicate by
5649 optimize_insn_for_size_p.
5650 * i386.c (ix86_size_cost): Rename from ...
5651 (size_cost): This one.
5652 (override_options): Update.
5653 (decide_alg): Likewise.
5654 (ix86_expand_clear): Use RTL profile.
5655 (ix86_pad_returns): Use RTL profile.
5657 2008-08-07 Jan Hubicka <jh@suse.cz>
5659 * recog.c (split_all_insns): Set RTL profile
5660 (peephole2_optimize): Likewise.
5661 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5662 * combine.c (combine_instructions): Likewise.
5664 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5666 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5668 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5670 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5671 value in a6 after the set_frame_ptr insn.
5673 2008-08-07 Richard Henderson <rth@redhat.com>
5676 * gcc.c (cpp_options): Pass along -g*.
5678 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5680 * config/arm/arm.c (output_move_neon): Update comment describing
5681 big-endian vector layout.
5682 (arm_assemble_integer): Do not handle big-endian NEON vectors
5684 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5685 neon_vget_lane<mode>_sext_internal,
5686 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5687 element indices for big-endian.
5689 2008-08-07 Richard Henderson <rth@redhat.com>
5691 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5692 * configure, config.in: Rebuild.
5693 * debug.h (dwarf2out_do_cfi_asm): Declare.
5694 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5695 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5696 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5697 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5699 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5701 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5702 movv2si_internal): Combine into mov<mode>_internal.
5703 (movv2si_internal_2): Remove.
5705 2008-08-07 Jan Hubicka <jh@suse.cz>
5708 * i386.md (single stringop patterns): Enable unconditionally.
5710 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5713 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
5715 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5716 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5718 * config/i386/sse.md (sse2_movq128): New.
5720 * doc/extend.texi: Document __builtin_ia32_movq128.
5722 2008-08-07 Richard Guenther <rguenther@suse.de>
5725 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5726 pointers can access anything.
5728 2008-08-06 Jan Hubicka <jh@suse.cz>
5730 * optabs.c (emit_unop_insn): Break out to ...
5731 (maybe_emit_unop_insn): ... this one.
5732 (expand_sfix_optab): Use maybe variant.
5733 * optabs.h (maybe_emit_unop_insn): Declare.
5735 * i386.md (mov0 patterns): Enable by default.
5736 (FP conversion expanders): Disable expansion of code expanding
5737 sequences when instruction should be optimized for size.
5738 (single strinop patterns): Enable when optimizing for size.
5739 (string expanders): Disable expanding of code expanding sequences
5740 when optimizning instruction for size.
5741 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5743 (ix86_fp_comparison_sahf_cost): Likewise.
5744 (ix86_expand_branch): Likewise.
5745 (ix86_expand_ashl_const): Likewise.
5746 (ix86_split_ashl): Likewise.
5747 (ix86_expand_strlen): Likewise.
5748 (ix86_emit_fp_unordered_jump): Likewie.
5750 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5752 * c-common.c: Fix typo.
5753 (c_common_reswords): Activate more C++ keyword warnings.
5755 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5757 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5760 * diagnostic.c (permerror_at): New.
5761 * toplev.h (permerror_at): Declare.
5763 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5764 Ira Rosen <irar@il.ibm.com>
5766 * tree-vect-transform.c (vect_model_simple_cost): Return
5767 immediately if stmt is pure SLP.
5768 (vect_model_store_cost): Ditto.
5769 (vect_model_load_cost): Ditto.
5770 (vectorizable_store): Remove PURE_SLP check before call
5771 to vect_model_store_cost.
5772 (vect_model_store_cost): When checking whether stmt describe
5773 strided access, add a check that it is not slp_node.
5775 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5778 * c-common.c (warn_for_sign_compare): New. Handle separately the
5779 case that 'constant' is zero.
5780 * c-typeck.c (build_binary_op): Move code to c-common.c
5782 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5784 * config/alpha/alpha.c (alpha_preferred_reload_class,
5785 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5786 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5787 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5788 * config/arm/arm.md: Likewise.
5789 * config/avr/avr-protos.h (preferred_reload_class,
5790 test_hard_reg_class, avr_simplify_comparison_p,
5791 out_shift_with_cnt, class_max_nregs): Likewise.
5792 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5793 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5794 preferred_reload_class, test_hard_reg_class): Likewise.
5795 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5796 bfin_memory_move_cost, bfin_secondary_reload,
5797 bfin_output_mi_thunk): Likewise.
5798 * config/crx/crx.c (crx_secondary_reload_class,
5799 crx_memory_move_cost): Likewise.
5800 * config/frv/frv-protos.h (frv_secondary_reload_class,
5801 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5802 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5803 frv_secondary_reload_class, frv_class_likely_spilled_p,
5804 frv_class_max_nregs): Likewise.
5805 * config/h8300/h8300.c (h8300_classify_operand,
5806 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5808 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5809 * config/ia64/ia64.c (ia64_preferred_reload_class,
5810 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5811 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5812 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5814 * config/m68hc11/m68hc11.c (preferred_reload_class,
5815 m68hc11_memory_move_cost): Likewise.
5816 * config/mcore/mcore.c (mcore_secondary_reload_class,
5817 mcore_reload_class): Likewise.
5818 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5819 mips_class_max_nregs, mips_cannot_change_mode_class,
5820 mips_preferred_reload_class, mips_secondary_reload_class,
5821 mips_output_mi_thunk): Likewise.
5822 * config/mmix/mmix.c (mmix_preferred_reload_class,
5823 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5825 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5827 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5828 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5829 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5830 * config/rs6000/rs6000.c (paired_expand_vector_init,
5831 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5832 compare_section_name, rs6000_memory_move_cost): Likewise.
5833 * config/s390/s390.c (s390_emit_compare_and_swap,
5834 s390_preferred_reload_class, s390_secondary_reload,
5835 legitimize_pic_address, legitimize_tls_address,
5836 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5837 s390_class_max_nregs): Likewise.
5838 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5839 * config/s390/s390.md: Likewise.
5840 * config/score/score-protos.h (score_secondary_reload_class,
5841 score_preferred_reload_class): Likewise.
5842 * config/score/score.c (score_preferred_reload_class,
5843 score_secondary_reload_class): Likewise.
5844 * config/score/score3.c (score3_output_mi_thunk,
5845 score3_preferred_reload_class, score3_secondary_reload_class,
5846 score3_hard_regno_mode_ok): Likewise.
5847 * config/score/score3.h (score3_preferred_reload_class,
5848 score3_secondary_reload_class): Likewise.
5849 * config/score/score7.c (score7_output_mi_thunk,
5850 score7_preferred_reload_class, score7_secondary_reload_class,
5851 score7_hard_regno_mode_ok): Likewise.
5852 * config/score/score7.h (score7_preferred_reload_class,
5853 score7_secondary_reload_class): Likewise.
5854 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5855 output_branchy_insn, add_constant, gen_block_redirect,
5856 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5857 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
5858 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5859 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5860 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5861 xstormy16_preferred_reload_class): Likewise.
5862 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5863 xtensa_expand_atomic, override_options,
5864 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5866 * reorg.c (try_merge_delay_insns): Likewise.
5867 * tree.c (merge_dllimport_decl_attributes): Likewise.
5869 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5871 2008-08-06 Michael Matz <matz@suse.de>
5873 * Makefile.in (write_entries_to_file): Quote words.
5874 * gengtype.c: (read_input_line): Skip over leading white-space.
5876 2008-08-06 Marc Gauthier <marc@tensilica.com>
5878 * config.gcc: Match more processor names for Xtensa.
5879 * configure.ac: Likewise.
5880 * doc/install.texi (Specific): Likewise.
5881 * configure: Regenerate.
5883 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5885 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5886 * calls.c (avoid_likely_spilled_reg): Likewise.
5887 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5888 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5889 * config/i386/i386.c (ix86_expand_special_args_builtin,
5890 ix86_secondary_reload): Likewise.
5891 * except.c (struct eh_region, gen_eh_region_catch,
5892 remove_unreachable_regions, duplicate_eh_regions,
5893 assign_filter_values, build_post_landing_pads,
5894 sjlj_find_directly_reachable_regions, remove_eh_handler,
5895 reachable_next_level, foreach_reachable_handler,
5896 can_throw_internal_1, can_throw_external_1,
5897 collect_one_action_chain): Likewise.
5898 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5899 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5900 * function.c (update_temp_slot_address, instantiate_new_reg,
5901 instantiate_virtual_regs_in_rtx,
5902 instantiate_virtual_regs_in_insn): Likewise.
5903 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5904 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5905 gimplify_cleanup_point_expr): Likewise.
5906 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5907 * passes.c (next_pass_1): Likewise.
5908 * print-tree.c (print_node_brief, print_node): Likewise.
5909 * profile.c (branch_prob): Likewise.
5910 * tree-dump.c (dump_register): Likewise.
5911 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5913 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5914 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5915 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5916 copy_arguments_for_versioning, copy_static_chain): Likewise.
5917 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5918 add_new_name_mapping, register_new_name_mapping): Likewise.
5919 * tree-mudflap.c (mf_xform_derefs): Likewise.
5920 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5921 get_init_expr, combine_chains): Likewise.
5922 * tree-pretty-print.c (dump_generic_node): Likewise.
5923 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5924 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5925 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5926 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5928 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5931 * calls.c (expand_call): Use the biggest preferred stack
5934 2008-08-06 Michael Matz <matz@suse.de>
5937 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5938 for reused reload, instead of overwriting them.
5940 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5943 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5944 for incoming stack boundary.
5946 * function.c (assign_parm_find_entry_rtl): Update
5947 parm_stack_boundary.
5949 * function.h (rtl_data): Add parm_stack_boundary.
5951 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5952 parm_stack_boundary for incoming stack boundary.
5954 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5956 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5957 for unrepresentable subregs or treat them as equal to other regs
5958 or subregs with the same register number.
5960 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5963 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5966 2008-08-06 Jan Hubicka <jh@suse.cz>
5968 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5969 frequencies might be hot.
5971 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5973 * reload.c (find_reloads): Force constants into literal pool
5974 also if they are wrapped in a SUBREG.
5976 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5979 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5980 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5981 Don't allow predicated instructions for data speculation.
5982 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5985 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5987 * haifa-sched.c (extend_global): Split to extend_global_data and
5988 extend_region_data. Update all uses.
5989 (extend_all): Rename to extend_block_data.
5991 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5993 * sched-rgn.c (new_ready): Check if instruction can be
5994 speculatively scheduled before attempting speculation.
5995 (debug_rgn_dependencies): Remove wrongful assert.
5997 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5999 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6001 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6003 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6004 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6005 va_size, and type_size.
6007 2008-08-04 Jason Merrill <jason@redhat.com>
6010 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6011 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6013 2008-08-05 Richard Henderson <rth@redhat.com>
6015 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6016 * configure: Rebuild.
6018 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6021 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6022 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6025 2008-08-05 Richard Henderson <rth@redhat.com>
6027 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6028 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6029 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6030 * common.opt (fdwarf2-cfi-asm): New.
6031 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6032 * config.in, configure: Rebuild.
6033 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6034 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
6035 (dw2_force_const_mem): Externalize.
6036 * dwarf2asm.h: Update.
6037 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6038 generate a real label.
6039 (output_cfi_directive): New.
6040 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6041 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6042 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6044 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6045 (output_loc_operands_raw, output_loc_sequence_raw): New.
6046 (output_cfa_loc_raw): New.
6048 2008-08-05 Paul Brook <paul@codesourcery.com>
6050 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6051 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6052 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6053 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6054 * config/arm/arm.h (TARGET_VFPD32): Define.
6055 (TARGET_VFP3): Use TARGET_VFPD32.
6056 (fputype): Add FPUTYPE_VFP3D16.
6057 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6058 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6059 * config/arm/arm-cores.def: Add cortex-r4f.
6060 * config/arm/arm-tune.md: Regenerate.
6062 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6064 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6065 Reword some comments throughout the file.
6067 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6068 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6069 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
6070 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
6072 (MFC_START_ENABLE): Remove PPU-only define.
6073 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6074 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6076 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6077 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6078 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6079 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6080 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6081 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6082 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6084 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6085 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6086 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6087 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6089 (spu_read_machine_status): Fix typo.
6091 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6093 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6094 SUBREG of multi-word hard register.
6095 * config/spu/spu.c (valid_subreg): Likewise.
6096 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6098 2008-08-04 Richard Guenther <rguenther@suse.de>
6100 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6101 the candidate with the stripped base if that base is different
6102 from the original base even for offset zero.
6104 2008-08-04 Richard Guenther <rguenther@suse.de>
6107 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6108 check for no_overflow.
6110 2008-08-04 Richard Guenther <rguenther@suse.de>
6112 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6114 2008-08-04 Paul Brook <paul@codesourcery.com>
6116 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6117 (arm_order_regs_for_local_alloc): New function.
6118 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6120 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6122 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6125 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6126 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6127 (ix86_expand_epilogue): Likewise.
6129 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6131 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6134 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6136 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6137 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6138 (*movv2sf_internal_rex64): Ditto.
6140 2008-08-03 Jan Hubicka <jh@suse.cz>
6142 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6143 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6144 * expmed.c (expand_smod_pow2): Likewise.
6146 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6149 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6150 alternative 0 of operand 1.
6151 (*vec_concatv2di_rex64_sse): Ditto.
6152 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6154 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6155 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6156 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6157 (*movv2sf_internal_rex64): Ditto.
6159 2008-08-02 Richard Guenther <rguenther@suse.de>
6162 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6163 (ssedoublesizemode): New mode attribute.
6164 (sse_shufps): Call gen_sse_shufps_v4sf.
6165 (sse_shufps_1): Macroize.
6166 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6167 (sse2_shufpd_1): Macroize.
6168 (vec_extract_odd, vec_extract_even): New expanders.
6169 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6170 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6171 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6172 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6173 (ix86_expand_vector_set): Likewise.
6174 (ix86_expand_reduc_v4sf): Likewise.
6176 2008-08-01 Doug Kwan <dougkwan@google.com>
6178 * matrix-reorg.c: Re-enable all code.
6179 (struct malloc_call_data): Change CALL_STMT to gimple type.
6180 (collect_data_for_malloc_call): Tuplify.
6181 (struct access_site_info): Change STMT to gimple type.
6182 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6183 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6184 (struct free_info): Change STMT to gimple type.
6185 (struct matrix_access_phi_node): Change PHI to gimple type.
6186 (get_inner_of_cast_expr): Remove.
6187 (may_flatten_matrices_1): Tuplify.
6188 (may_flatten_matrices): Ditto.
6189 (mark_min_matrix_escape_level): Ditto.
6190 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6191 (ssa_accessed_in_call_rhs): New
6192 (ssa_accessed_in_assign_rhs): New
6193 (record_access_alloc_site_info): Tuplify.
6194 (add_allocation_site): Ditto.
6195 (analyze_matrix_allocation_site): Ditto.
6196 (analyze_transpose): Ditto.
6197 (get_index_from_offset): Ditto.
6198 (update_type_size): Ditto.
6199 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6200 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6201 (analyze_accesses_for_phi_node): Tuplify.
6202 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6203 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6204 (analyze_matrix_accesses): Tuplify.
6205 (check_var_data): New call-back type for check_var_notmodified_p.
6206 (check_var_notmodified_p): Tuplify and use call-back struct to
6207 return statement found.
6208 (can_calculate_expr_before_stmt): Factor out statement related code
6210 (can_calculate_stmt_before_stmt): New.
6211 (check_allocation_function): Tuplify.
6212 (find_sites_in_func): Ditto.
6213 (record_all_accesses_in_func): Ditto.
6214 (transform_access_sites): Ditto.
6215 (transform_allocation_sites): Ditto.
6216 (matrix_reorg): Re-enable.
6217 (gate_matrix_reorg): Re-enable.
6219 2008-08-01 Jakub Jelinek <jakub@redhat.com>
6221 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
6222 for labels for which it hasn't been set yet. If it has been set,
6223 stop walking insns and continue with next worklist item.
6224 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
6225 if the only BARRIER is at the very end of a function.
6227 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6229 * cfgexpand.c (expand_stack_alignment): Assert that
6230 stack_realign_drap and drap_rtx must match.
6232 * function.c (instantiate_new_reg): If DRAP is used to realign
6233 stack, replace virtual_incoming_args_rtx with internal arg
6236 2008-08-01 Richard Guenther <rguenther@suse.de>
6238 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
6239 loop information only if we initialized it.
6240 (execute_pre): Call fini_pre with in_fre.
6241 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
6242 if we do not unroll because we hit max-completely-peeled-insns.
6243 Use our estimation for consistency, do allow shrinking.
6245 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6247 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6248 with MIN_STACK_BOUNDARY.
6249 (ix86_update_stack_boundary): Likewise.
6250 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6253 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6254 (MIN_STACK_BOUNDARY): This.
6256 2008-08-01 Richard Guenther <rguenther@suse.de>
6259 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6261 2008-08-01 Richard Guenther <rguenther@suse.de>
6263 PR tree-optimization/36988
6264 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
6265 do not matter if that doesn't change volatile qualification.
6267 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
6269 * configure.ac: Do not generate libada-mk. Do not subst
6271 * libada-mk.in: Remove.
6272 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
6273 * configure: Regenerate.
6275 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
6277 * tree-pass.h: Added comment about not dumping passes with name
6278 starting with star in struct opt_pass.
6279 * passes.c (register_dump_files_1): Don't do dump for a pass with
6280 name starting with star.
6281 * doc/passes.texi (Pass manager): Mention pass names and special
6282 meaning of star prefix to avoid dump.
6284 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
6286 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
6288 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
6289 (ISA_MIPS64R2): New macro.
6290 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
6291 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
6292 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
6293 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
6294 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
6295 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
6296 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
6297 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
6298 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
6299 Move up to keep list alphabetically sorted.
6300 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
6301 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
6303 * doc/invoke.texi (MIPS Options): Add -mips64r2.
6304 (-march=@var{arch}): Add mips64r2.
6306 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6308 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
6310 2008-07-31 Steve Ellcey <sje@cup.hp.com>
6312 * expr.c (expand_assignment): Check for complete type.
6314 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6317 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
6319 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
6320 for stack alignment.
6322 * function.h (rtl_data): Add stack_realign_tried. Update comments.
6324 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
6326 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
6327 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
6329 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6331 PR rtl-optimization/36419
6332 * dwarf2out.c (barrier_args_size): New variable.
6333 (compute_barrier_args_size, compute_barrier_args_size_1): New
6335 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
6336 if not called yet in the current function, use barrier_args_size
6337 array to find the new args_size value.
6338 (dwarf2out_frame_debug): Free and clear barrier_args_size.
6340 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6343 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
6346 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6349 * dwarf2out.c (dwarf2out_args_size_adjust): New.
6350 (dwarf2out_stack_adjust): Use it.
6351 (dwarf2out_frame_debug_expr): Likewise.
6353 2008-07-31 Richard Guenther <rguenther@suse.de>
6355 PR tree-optimization/36978
6356 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
6357 the generated condition.
6359 2008-07-31 Richard Guenther <rguenther@suse.de>
6361 * passes.c (init_optimization_passes): Always call
6362 pass_early_warn_uninitialized.
6363 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
6364 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
6365 * doc/passes.texi (Warn for uninitialized variables): Adjust.
6367 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6370 * builtins.c (maybe_emit_free_warning): New function.
6371 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
6372 maybe_emit_free_warning for BUILT_IN_FREE.
6375 * dwarf2out.c (get_context_die): New function.
6376 (force_decl_die, force_type_die): Use it.
6377 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
6378 returns NULL, force generation of DW_TAG_typedef and put that into
6381 PR preprocessor/36649
6382 * c-pch.c (c_common_read_pch): Save and restore
6383 line_table->trace_includes across PCH restore.
6385 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
6388 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6390 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6393 * final.c (call_from_call_insn): Handle COND_EXEC.
6395 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6397 * builtins.c (std_gimplify_va_arg_expr): Replace
6398 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
6399 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6401 2008-07-30 Joey Ye <joey.ye@intel.com>
6402 H.J. Lu <hongjiu.lu@intel.com>
6404 * builtins.c (expand_builtin_setjmp_receiver): Replace
6405 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
6406 (expand_builtin_apply_args_1): Likewise.
6407 (expand_builtin_longjmp): Need DRAP for stack alignment.
6408 (expand_builtin_apply): Likewise.
6410 * caller-save.c (setup_save_areas): Call assign_stack_local_1
6411 instead of assign_stack_local to allow alignment reduction.
6413 * calls.c (emit_call_1): Need DRAP for stack alignment if
6415 (expand_call): Replace virtual_incoming_args_rtx with
6416 crtl->args.internal_arg_pointer.
6417 * stmt.c (expand_nl_goto_receiver): Likewise.
6419 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
6420 alignment and store to stack_alignment_estimated and
6421 max_used_stack_slot_alignment.
6422 (expand_one_var): Likewise.
6423 (expand_stack_alignment): New function.
6424 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
6425 and stack_alignment_estimated fields in rtl_data. Call
6426 expand_stack_alignment at end.
6428 * defaults.h (INCOMING_STACK_BOUNDARY): New.
6429 (MAX_STACK_ALIGNMENT): Likewise.
6430 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6431 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6433 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6434 stack alignment when generating virtual registers.
6436 * function.c (assign_stack_local): Renamed to ...
6437 (assign_stack_local_1): This. Add a parameter to indicate
6438 if it is OK to reduce alignment.
6439 (assign_stack_local): Use it.
6440 (instantiate_new_reg): Instantiate virtual incoming args rtx
6441 to vDRAP if stack realignment and DRAP is needed.
6442 (assign_parms): Collect parameter/return type alignment and
6443 contribute to stack_alignment_estimated.
6444 (locate_and_pad_parm): Likewise.
6445 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6446 with crtl->args.internal_arg_pointer.
6448 * function.h (rtl_data): Add new field drap_reg,
6449 max_used_stack_slot_alignment, stack_alignment_estimated,
6450 stack_realign_needed, need_drap, stack_realign_processed and
6451 stack_realign_finalized.
6452 (stack_realign_fp): New macro.
6453 (stack_realign_drap): Likewise.
6455 * global.c (compute_regsets): Frame pointer is needed when
6456 stack is realigned. Can eliminate frame pointer when stack is
6457 realigned and dynamic realigned argument pointer isn't used.
6459 * reload1.c (update_eliminables): Frame pointer is needed
6460 when stack is realigned.
6461 (init_elim_table): Can eliminate frame pointer when stack is
6462 realigned and dynamic realigned argument pointer isn't used.
6464 * rtl.h (assign_stack_local_1): Declare new funtion.
6466 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6467 (TARGET_GET_DRAP_RTX): Likewise.
6468 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6469 TARGET_GET_DRAP_RTX.
6471 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6473 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6474 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6476 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6477 H.J. Lu <hongjiu.lu@intel.com>
6479 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6480 vdrap_reg, stack_realign and drap_reg_saved.
6481 (add_cfi): Don't allow redefining CFA when DRAP is used.
6482 (reg_save): Handle stack alignment.
6483 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6484 alignment. Don't generate DWARF information for (set fp sp)
6486 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6488 (int_loc_descriptor): Move prototype forward. Also define if
6489 DWARF2_UNWIND_INFO is true.
6490 (output_cfa_loc): Handle DW_CFA_expression.
6491 (build_cfa_aligned_loc): New.
6492 (based_loc_descr): Update assert for stack realign. For local
6493 variables, use sp+offset when stack is aligned without drap and
6494 fp+offset when stack is aligned with drap. For arguments, use
6495 cfa+offset when drap is used to align stack.
6497 2008-07-30 Joey Ye <joey.ye@intel.com>
6498 H.J. Lu <hongjiu.lu@intel.com>
6500 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6502 (ix86_gen_andsp): New.
6503 (ix86_user_incoming_stack_boundary): Likewise.
6504 (ix86_default_incoming_stack_boundary): Likewise.
6505 (ix86_incoming_stack_boundary): Likewise.
6506 (ix86_can_eliminate): Likewise.
6507 (find_drap_reg): Likewise.
6508 (ix86_update_stack_boundary): Likewise.
6509 (ix86_get_drap_rtx): Likewise.
6510 (ix86_finalize_stack_realign_flags): Likewise.
6511 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6512 (TARGET_GET_DRAP_RTX): Likewise.
6513 (override_options): Overide option value for new options.
6514 (ix86_function_ok_for_sibcall): Remove check for
6515 force_align_arg_pointer.
6516 (ix86_handle_cconv_attribute): Likewise.
6517 (ix86_function_regparm): Likewise.
6518 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6519 (ix86_va_start): Replace virtual_incoming_args_rtx with
6520 crtl->args.internal_arg_pointer.
6521 (ix86_select_alt_pic_regnum): Check DRAP register.
6522 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6523 (ix86_compute_frame_layout): Compute frame layout wrt stack
6525 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6526 (ix86_expand_prologue): Decide if stack realignment is needed
6527 and generate prologue code accordingly.
6528 (ix86_expand_epilogue): Generate epilogue code wrt stack
6529 realignment is really needed or not.
6531 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6532 (ABI_STACK_BOUNDARY): Likewise.
6533 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6534 (STACK_REALIGN_DEFAULT): Likewise.
6535 (INCOMING_STACK_BOUNDARY): Likewise.
6536 (MAX_STACK_ALIGNMENT): Likewise.
6537 (ix86_incoming_stack_boundary): Likewise.
6538 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6539 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6540 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6541 (machine_function): Remove force_align_arg_pointer.
6543 * config/i386/i386.md (BX_REG): New.
6544 (R13_REG): Likewise.
6546 * config/i386/i386.opt (mforce_drap): New.
6547 (mincoming-stack-boundary): Likewise.
6548 (mstackrealign): Add Init(-1).
6550 * config/i386/i386-protos.h (ix86_can_eliminate): New
6552 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6554 * doc/extend.texi: Update force_align_arg_pointer.
6556 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6559 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6560 (INCOMING_STACK_BOUNDARY): Likewise.
6561 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6562 (TARGET_GET_DRAP_RTX): Likewise.
6564 2008-07-30 Andreas Schwab <schwab@suse.de>
6566 PR rtl-optimization/36929
6567 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6568 add_insn_before and fix argument order.
6569 (replace_inc_dec_mem): Handle NULL rtx.
6571 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6573 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6575 (arm_compute_initial_elimination_offset): Use it.
6576 (arm_compute_save_reg_mask): Include static chain save slot when
6577 calculating alignment.
6578 (arm_get_frame_offsets): Ditto.
6579 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6580 that we can use to decrement the stack when the stack decrement
6581 could be too big for an immediate value in a single insn.
6582 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6584 2008-07-30 Richard Guenther <rguenther@suse.de>
6586 PR tree-optimization/36967
6587 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6588 Release defs of statements we remove.
6590 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6592 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6593 instead of NULL_RTVEC.
6595 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6599 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6602 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6604 * final.c (call_from_call_insn): New.
6605 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6607 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6609 * configure.ac: Substitute ADA_CFLAGS.
6610 * configure: Regenerate.
6611 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6612 * Makefile.in: Remove mention of X_* variables.
6613 * config/pa/x-ada-hpux10: Remove.
6614 * config/pa/x-ada: Remove.
6616 * doc/fragments.texi: Update.
6618 2008-07-30 Olivier Hainque <hainque@adacore.com>
6620 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6621 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6622 __dso_handle explicitly here.
6624 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6627 * c-typeck.c (build_binary_op): Encapsulate code into...
6628 * c-common.c (shorten_binary_op): ...this new function.
6629 (conversion_warning): Use the new function. Handle non-negative
6630 constant in bitwise-and.
6631 * c-common.h (shorten_binary_op): Declare.
6633 2008-07-30 Olivier Hainque <hainque@adacore.com>
6635 * scan.c (make_sstring_space): Add explicit conversions of
6636 allocator's return value.
6637 * fix-header.c (recognized_function): Likewise.
6639 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6641 * doc/cpp.texi: Update to GFDL 1.2.
6642 * doc/gcc.texi: Do not list GPL as Invariant Section.
6643 * doc/gccint.texi: Likewise. Update copyright years.
6644 * doc/install.texi: Update copyright years.
6646 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6649 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6650 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6652 2008-07-29 Jan Hubicka <jh@suse.cz>
6654 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6655 (grokdeclarator): Likewise.
6656 * langhooks.c (lhd_warn_unused_global_decl): Use
6657 DECL_DECLARED_INLINE_P.
6658 * print-tree.c (print_node): Remove DECL_INLINE check.
6660 2008-07-29 Richard Guenther <rguenther@suse.de>
6662 PR tree-optimization/36945
6663 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6664 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6665 Record invariant addresses un-decomposed.
6666 (copy_reference_ops_from_call): Record reference call
6667 arguments properly. Simplify.
6668 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6669 helper split out from ...
6670 (create_component_ref_by_pieces): ... here. Simplify.
6671 Prepare for recursive invocation for call arguments.
6672 (create_expression_by_pieces): Adjust call to
6673 create_component_ref_by_pieces.
6674 (compute_avail): Process operand 2 of reference ops.
6676 2008-07-29 Richard Guenther <rguenther@suse.de>
6678 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6680 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6682 * c-format.c (check_format_types): Revert unwanted checkin.
6684 2008-07-29 Jan Hubicka <jh@suse.cz>
6686 * flags.h (flag_really_no_inline): Remove.
6687 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6688 * toplev.c (flag_really_no_inline): Remove.
6689 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6690 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6691 (cgraph_decide_inlining_incrementally): Likewise.
6692 (compute_inline_parameters): Likewise.
6693 * opts.c (decode_options): Simplify.
6694 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6695 * common.opt (finline): Initialize to 1.
6696 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6698 2008-07-29 Jan Hubicka <jh@suse.cz>
6700 * predict.c (always_optimize_for_size_p): New function.
6701 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6702 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6703 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6705 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6706 * function.c (prepare_function_start): Set default profile.
6707 * function.h (rtl_data): Add maybe_hot_insn_p.
6708 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6709 (construct_exit_block): Likewise.
6710 (tree_expand_cfg): Likewise.
6712 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6713 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6714 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6715 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6718 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6721 * c-decl.c (merge_decls): Merge USED flags.
6723 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6725 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6726 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6727 next_stack, lab_false and lab_over trees.
6729 2008-07-28 Richard Guenther <rguenther@suse.de>
6731 PR tree-optimization/36957
6732 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6733 (useless_type_conversion_p): Remove.
6734 (types_compatible_p): Remove.
6735 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6736 (useless_type_conversion_p): Declare.
6737 (types_compatible_p): Declare.
6738 (gimple_expr_type): Return the base type only if it is
6739 trivially convertible to the subtype.
6741 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6743 * configure.ac: Use the m4_do macro to concatenate the warnings into
6744 one string in ACX_PROG_CC_WARNING_OPTS,
6745 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6746 * configure: Regenerate.
6748 2008-07-28 Richard Guenther <rguenther@suse.de>
6750 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6751 (insert_fake_stores): Remove.
6752 (realify_fake_stores): Likewise.
6753 (execute_pre): Remove dead code.
6754 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6755 (find_func_aliases): Deal with it here instead.
6756 Re-enable gcc_unreachable call.
6758 2008-07-28 Richard Guenther <rguenther@suse.de>
6760 Merge from gimple-tuples-branch.
6762 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6763 * gimple.def: New file.
6764 * gsstruct.def: Likewise.
6765 * gimple-iterator.c: Likewise.
6766 * gimple-pretty-print.c: Likewise.
6767 * tree-gimple.c: Removed. Merged into ...
6768 * gimple.c: ... here. New file.
6769 * tree-gimple.h: Removed. Merged into ...
6770 * gimple.h: ... here. New file.
6772 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6773 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6774 --enable-checking=gimple flag.
6775 * config.in: Likewise.
6776 * configure: Regenerated.
6778 * tree-ssa-operands.h: Tuplified.
6779 * tree-vrp.c: Likewise.
6780 * tree-loop-linear.c: Likewise.
6781 * tree-into-ssa.c: Likewise.
6782 * tree-ssa-loop-im.c: Likewise.
6783 * tree-dump.c: Likewise.
6784 * tree-complex.c: Likewise.
6785 * cgraphbuild.c: Likewise.
6786 * tree-ssa-threadupdate.c: Likewise.
6787 * tree-ssa-loop-niter.c: Likewise.
6788 * tree-pretty-print.c: Likewise.
6789 * tracer.c: Likewise.
6790 * gengtype.c: Likewise.
6791 * tree-loop-distribution.c: Likewise.
6792 * tree-ssa-loop-unswitch.c: Likewise.
6793 * cgraph.c: Likewise.
6794 * cgraph.h: Likewise.
6795 * tree-ssa-loop-manip.c: Likewise.
6796 * value-prof.c: Likewise.
6797 * tree-ssa-loop-ch.c: Likewise.
6798 * tree-tailcall.c: Likewise.
6799 * value-prof.h: Likewise.
6802 * tree-pass.h: Likewise.
6803 * ipa-cp.c: Likewise.
6804 * tree-scalar-evolution.c: Likewise.
6805 * tree-scalar-evolution.h: Likewise.
6806 * target.h: Likewise.
6807 * lambda-mat.c: Likewise.
6808 * tree-phinodes.c: Likewise.
6809 * diagnostic.h: Likewise.
6810 * builtins.c: Likewise.
6811 * tree-ssa-alias-warnings.c: Likewise.
6812 * cfghooks.c: Likewise.
6813 * fold-const.c: Likewise.
6814 * cfghooks.h: Likewise.
6815 * omp-low.c: Likewise.
6816 * tree-ssa-dse.c: Likewise.
6817 * ipa-reference.c: Likewise.
6818 * tree-ssa-uncprop.c: Likewise.
6819 * toplev.c: Likewise.
6820 * tree-gimple.c: Likewise.
6821 * tree-gimple.h: Likewise.
6822 * tree-chrec.c: Likewise.
6823 * tree-chrec.h: Likewise.
6824 * tree-ssa-sccvn.c: Likewise.
6825 * tree-ssa-sccvn.h: Likewise.
6826 * cgraphunit.c: Likewise.
6827 * tree-ssa-copyrename.c: Likewise.
6828 * tree-ssa-ccp.c: Likewise.
6829 * tree-ssa-loop-ivopts.c: Likewise.
6830 * tree-nomudflap.c: Likewise.
6831 * tree-call-cdce.c: Likewise.
6832 * ipa-pure-const.c: Likewise.
6833 * c-format.c: Likewise.
6834 * tree-stdarg.c: Likewise.
6835 * tree-ssa-math-opts.c: Likewise.
6836 * tree-ssa-dom.c: Likewise.
6837 * tree-nrv.c: Likewise.
6838 * tree-ssa-propagate.c: Likewise.
6839 * ipa-utils.c: Likewise.
6840 * tree-ssa-propagate.h: Likewise.
6841 * tree-ssa-alias.c: Likewise.
6842 * gimple-low.c: Likewise.
6843 * tree-ssa-sink.c: Likewise.
6844 * ipa-inline.c: Likewise.
6845 * c-semantics.c: Likewise.
6846 * dwarf2out.c: Likewise.
6848 * tree-ssa-loop-ivcanon.c: Likewise.
6849 * predict.c: Likewise.
6850 * tree-ssa-loop.c: Likewise.
6851 * tree-parloops.c: Likewise.
6852 * tree-ssa-address.c: Likewise.
6853 * tree-ssa-ifcombine.c: Likewise.
6854 * matrix-reorg.c: Likewise.
6855 * c-decl.c: Likewise.
6856 * tree-eh.c: Likewise.
6857 * c-pretty-print.c: Likewise.
6858 * lambda-trans.c: Likewise.
6859 * function.c: Likewise.
6860 * langhooks.c: Likewise.
6861 * ebitmap.h: Likewise.
6862 * tree-vectorizer.c: Likewise.
6863 * function.h: Likewise.
6864 * langhooks.h: Likewise.
6865 * tree-vectorizer.h: Likewise.
6866 * ipa-type-escape.c: Likewise.
6867 * ipa-type-escape.h: Likewise.
6868 * domwalk.c: Likewise.
6869 * tree-if-conv.c: Likewise.
6870 * profile.c: Likewise.
6871 * domwalk.h: Likewise.
6872 * tree-data-ref.c: Likewise.
6873 * tree-data-ref.h: Likewise.
6874 * tree-flow-inline.h: Likewise.
6875 * tree-affine.c: Likewise.
6876 * tree-vect-analyze.c: Likewise.
6877 * c-typeck.c: Likewise.
6878 * gimplify.c: Likewise.
6879 * coretypes.h: Likewise.
6880 * tree-ssa-phiopt.c: Likewise.
6881 * calls.c: Likewise.
6882 * tree-ssa-coalesce.c: Likewise.
6883 * tree.def: Likewise.
6884 * tree-dfa.c: Likewise.
6885 * except.c: Likewise.
6886 * except.h: Likewise.
6887 * cfgexpand.c: Likewise.
6888 * tree-cfgcleanup.c: Likewise.
6889 * tree-ssa-pre.c: Likewise.
6890 * tree-ssa-live.c: Likewise.
6891 * tree-sra.c: Likewise.
6892 * tree-ssa-live.h: Likewise.
6893 * tree-predcom.c: Likewise.
6894 * lambda.h: Likewise.
6895 * tree-mudflap.c: Likewise.
6896 * ipa-prop.c: Likewise.
6897 * print-tree.c: Likewise.
6898 * tree-ssa-copy.c: Likewise.
6899 * ipa-prop.h: Likewise.
6900 * tree-ssa-forwprop.c: Likewise.
6901 * ggc-page.c: Likewise.
6902 * c-omp.c: Likewise.
6903 * tree-ssa-dce.c: Likewise.
6904 * tree-vect-patterns.c: Likewise.
6905 * tree-ssa-ter.c: Likewise.
6906 * tree-nested.c: Likewise.
6907 * tree-ssa.c: Likewise.
6908 * lambda-code.c: Likewise.
6909 * tree-ssa-loop-prefetch.c: Likewise.
6910 * tree-inline.c: Likewise.
6911 * tree-inline.h: Likewise.
6912 * tree-iterator.c: Likewise.
6913 * tree-optimize.c: Likewise.
6914 * tree-ssa-phiprop.c: Likewise.
6915 * tree-vect-transform.c: Likewise.
6916 * tree-object-size.c: Likewise.
6917 * tree-outof-ssa.c: Likewise.
6918 * cfgloop.c: Likewise.
6919 * system.h: Likewise.
6920 * tree-profile.c: Likewise.
6921 * cfgloop.h: Likewise.
6922 * c-gimplify.c: Likewise.
6923 * c-common.c: Likewise.
6924 * tree-vect-generic.c: Likewise.
6925 * tree-flow.h: Likewise.
6926 * c-common.h: Likewise.
6927 * basic-block.h: Likewise.
6928 * tree-ssa-structalias.c: Likewise.
6929 * tree-switch-conversion.c: Likewise.
6930 * tree-ssa-structalias.h: Likewise.
6931 * tree-cfg.c: Likewise.
6932 * passes.c: Likewise.
6933 * ipa-struct-reorg.c: Likewise.
6934 * ipa-struct-reorg.h: Likewise.
6935 * tree-ssa-reassoc.c: Likewise.
6936 * cfgrtl.c: Likewise.
6937 * varpool.c: Likewise.
6939 * tree-ssanames.c: Likewise.
6940 * tree-ssa-threadedge.c: Likewise.
6941 * langhooks-def.h: Likewise.
6942 * tree-ssa-operands.c: Likewise.
6943 * config/alpha/alpha.c: Likewise.
6944 * config/frv/frv.c: Likewise.
6945 * config/s390/s390.c: Likewise.
6946 * config/m32c/m32c.c: Likewise.
6947 * config/m32c/m32c-protos.h: Likewise.
6948 * config/spu/spu.c: Likewise.
6949 * config/sparc/sparc.c: Likewise.
6950 * config/i386/i386.c: Likewise.
6951 * config/sh/sh.c: Likewise.
6952 * config/xtensa/xtensa.c: Likewise.
6953 * config/stormy16/stormy16.c: Likewise.
6954 * config/ia64/ia64.c: Likewise.
6955 * config/rs6000/rs6000.c: Likewise.
6956 * config/pa/pa.c: Likewise.
6957 * config/mips/mips.c: Likewise.
6959 2008-07-28 Simon Baldwin <simonb@google.com>
6961 * c-pragma.c (handle_pragma_message): New function.
6962 (init_pragma): Register handle_pragma_message.
6963 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6966 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6968 PR tree-optimization/35252
6969 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6970 REALPART_EXPR to be considered as same load operation.
6972 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6974 PR tree-optimization/36830
6975 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6976 (expressions_equal_p): Return false if only one operand is null.
6978 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6980 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6981 version requirements.
6983 2008-07-26 Olivier Hainque <hainque@adacore.com>
6985 * collect2.c (symkind): New enum. Symbol kinds we care about.
6986 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6987 code and head comment accordingly.
6988 (scan_prog_file): Use symkind names instead of bare integers.
6990 2008-07-25 Jan Hubicka <jh@suse.cz>
6992 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6994 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6995 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6996 * dojump.c (clear_pending_stack_adjust): Likewise.
6997 * print-tree.c (print_node): Ignore DECL_INLINE.
6998 * tree-inline.c (inlinable_function_p): Likewise.
7000 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7002 * doc/extend.texi (hot attribute): Document that the hot attribute
7003 turns on -O3 for some ports.
7004 (cold attribute): Document that the cold attribute turns on -Os
7007 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7008 reflect function specific option support.
7010 * target.h (struct target_option_hooks): Add fields to say whether
7011 the cold attribute implies -Os and the hot attribute implies -O3.
7013 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7014 By default, do not turn on -Os for cold functions.
7015 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7016 not turn on -O3 for hot functions.
7018 * c-common.c (handle_hot_attribute): Use target hook to determine
7019 if hot functions should enable -O3.
7020 (handle_cold_attribute): Use target hook to determine if cold
7021 functions should enable -Os.
7023 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7024 (override_options): Move disable scheduling to
7025 optimization_options.
7026 (optimization_options): Disable scheduling here, not
7028 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7029 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7031 * config/ia64/ia64.c (ia64_override_options): Move setting
7032 scheduling flags to ia64_optimization_options.
7033 (ia64_optimization_options): Disable scheduling options here, and
7034 not in ia64_override_options.
7035 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7036 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7038 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7041 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7043 2008-07-25 Martin Jambor <mjambor@suse.cz>
7045 PR tree-optimization/36926
7046 * ipa-prop.c (ipa_analyze_call_uses): Call
7047 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7049 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7051 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7052 movv2si_internal): Add mem = reg alternative.
7054 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7057 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7058 DEFAULT_PCC_STRUCT_RETURN to 127.
7060 2008-07-24 Jan Hubicka <jh@suse.cz>
7062 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7063 (build_cgraph_edges): Likewise.
7064 * cgraph.c (cgraph_node): Do not update assembler hash.
7065 (cgraph_remove_node): Drop non-unit-at-a-time code.
7066 * tree-pass.h (pass_O0_always_inline): Remove.
7067 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7068 * toplev.c (process_options): Flag unit-at-a-time does not imply
7070 * cgraphunit.c: Update comments.
7071 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7072 (cgraph_assemble_pending_functions): Remove.
7073 (cgraph_reset_node): Drop non-unit-at-a-time code.
7074 (cgraph_finalize_function): Likewise.
7075 (cgraph_analyze_function): Likewise.
7076 (cgraph_finalize_compilation_unit): Likewise.
7077 (cgraph_expand_function): Likewise.
7078 (cgraph_optimize): Likesise.
7079 (save_inline_function_body): Likewise.
7080 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7081 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7082 * ipa-inline.c: Update comments.
7083 (enum inlining_mode): remove INLINE_SPEED.
7084 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7085 (cgraph_mark_inline_edge): Likewise.
7086 (try_inline): Likewise.
7087 (cgraph_decide_inlining_incrementally): Likewise.
7088 (cgraph_gate_inlining): Remove.
7089 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7090 (cgraph_gate_early_inlining): Likewise.
7091 (gate_inline_passes): Remove.
7092 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7093 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7094 pass_O0_always_inline): Remove.
7095 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7096 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7097 * opts.c (no_unit_at_a_time_default): Remove.
7098 (decode_options): Remove flag_unit_at_a_time reset and warning.
7099 * opts.h (no_unit_at_a_time_default): Remove.
7100 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7101 early in GNU dialect.
7102 (merge_decls): Update comment; drop unit-at-a-time check.
7103 (finish_decl): Likewise.
7104 (grok_declaration): Remove flag_inline_trees code.
7105 (finish_functions): Return on function returning non-void on all
7107 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7108 * cfgexpand.c (expand_one_static_var): Remove.
7109 (expand_one_var): Remove expand_one_static_var call.
7110 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7111 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7112 and flag_unit_at_a-time compatibility checks.
7113 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7114 * tree-inline.c (flag_inline_trees): Remove.
7115 (inlinable_function_p): Don't check it.
7116 (expand_call_inline): Remove non-unit-at-a-time code.
7117 * tree-inline.h (flag_inline_trees): Remove.
7118 * tree-optimize.c (execute_early_local_optimizations): Remove
7119 unit-at-a-time checks.
7120 (tree_rest_of_compilation): Likewise.
7121 * combine.c (setup_incoming_promotions): Likewise.
7122 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7123 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7124 * passes.c (pass_inline_parameters): Update comments; remove
7125 O0_alwaysinline pass.
7126 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7127 (execute_one_pass): Likewise.
7128 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7129 (ix86_function_sseregparm): Likewise.
7130 * arm.c (arm_function_in_section_p): Likewise.
7131 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7132 * varpool.c: Update comments.
7133 (decide_is_variable_needed): Remove unit-at-a-time checks.
7134 (varpool_finalize_decl): Likewise.
7136 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7138 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7140 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7142 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7144 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7145 imp symbol extension.
7147 2008-07-23 Ian Lance Taylor <iant@google.com>
7149 * tree-vrp.c (infer_value_range): Ignore asm statements when
7150 looking for memory accesses for -fdelete-null-pointer-checks.
7152 2008-07-24 Ben Elliston <bje@au.ibm.com>
7154 * config/spu/spu-c.c (__vector_keyword): New variable.
7155 (vector_keyword): Likewise.
7156 (spu_categorize_keyword): New function.
7157 (spu_macro_to_expand): Likewise.
7158 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7159 compiling an ISO C dialect.
7161 2008-07-24 Ben Elliston <bje@au.ibm.com>
7163 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7166 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7168 * configure: Regenerate.
7169 * configure.ac: Require texinfo 4.7.
7170 * doc/install.texi: Document texinfo 4.7 requirement.
7172 2008-07-23 Martin Jambor <mjambor@suse.cz>
7174 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7175 rather than for DECL_SAVED_TREE.
7176 * ipa-prop.c: Include diagnostic.h.
7177 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7179 (ipa_detect_param_modifications): Function rewritten from scratch.
7180 (ipa_compute_jump_functions): Changed accesses to modification flags.
7181 (ipa_free_node_params_substructures): Update flags destruction.
7182 (ipa_node_duplication_hook): Update flags duplication.
7183 (ipa_print_all_params_modified): Updated flag access.
7184 * ipa-prop.h (struct ipa_param_flags): New structure.
7185 (struct ipa_node_params): New field modification_analysis_done,
7186 modified_flags changed into param_flags.
7187 (ipa_is_ith_param_modified): Changed to use new flags.
7188 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7190 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7191 ipa-cp.c and split into two functions.
7192 (ipa_print_node_jump_functions): New function.
7193 (compute_scalar_jump_functions): New function.
7194 (type_like_member_ptr_p): New function.
7195 (compute_pass_through_member_ptrs): New function.
7196 (fill_member_ptr_cst_jump_function): New function.
7197 (determine_cst_member_ptr): New function.
7198 (compute_cst_member_ptr_arguments): New function.
7199 (ipa_compute_jump_functions): Complete rewrite.
7200 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7201 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7202 (struct ipa_member_ptr_cst): New structure.
7203 (union jump_func_value): New field member_cst.
7204 * ipa-cp.c (ipcp_lat_is_insertable): New function.
7205 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
7206 jump function types.
7207 (ipcp_print_all_lattices): Slight fprintf rearrangement.
7208 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
7209 instead of ipcp_print_all_jump_functions.
7210 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
7211 only for replacable scalars.
7213 * doc/invoke.texi (Optimize options): Add description of
7214 -findirect-inlining.
7215 * common.opt (flag_indirect_inlining): New flag.
7216 * opts.c (decode_options): Set flag_indirect_inlining when
7219 * ipa-inline.c: Include ipa-prop.h.
7220 (inline_indirect_intraprocedural_analysis): New function.
7221 (inline_generate_summary): Allocate parameter and argument info
7222 structures, call inline_indirect_intraprocedural_analysis on each
7223 node when doing indirect inlining and deallocate indirect inlining
7224 data structures in the end.
7225 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
7226 (free_all_ipa_structures_after_iinln): New function.
7227 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
7229 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
7231 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
7232 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7233 of computing the frequency separately.
7234 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7235 of computing the frequency separately.
7236 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
7237 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
7238 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
7239 (ipa_get_stmt_member_ptr_load_param): New function.
7240 (ipa_is_ssa_with_stmt_def): New function.
7241 (ipa_note_param_call): New function.
7242 (ipa_analyze_call_uses): New function.
7243 (ipa_analyze_stmt_uses): New function.
7244 (ipa_analyze_params_uses): New function.
7245 (ipa_free_node_params_substructures): Also free the param_calls linked
7247 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
7248 (ipa_print_node_param_flags): New function.
7249 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7250 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7251 * ipa-prop.h (struct ipa_param_flags): New field called.
7252 (struct ipa_param_call_note): New structure.
7253 (struct ipa_node_params): New fields param_calls and
7255 (ipa_is_ith_param_called): New function.
7256 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7257 ipa_analyze_params_uses and dump parameter flags.
7259 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7260 ipa_propagate_indirect_call_infos if performing indirect inlining,
7261 pass a new parameter new_edges to it.
7262 (add_new_edges_to_heap): New fucntion.
7263 (cgraph_decide_inlining_of_small_functions): New vector
7264 new_indirect_edges for newly found indirect edges , call
7265 ipa_propagate_indirect_call_infos after inlining.
7266 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
7267 inlining if performing indirect inlining. Call
7268 free_all_ipa_structures_after_iinln when doing so too.
7269 (inline_generate_summary): Do not call
7270 free_all_ipa_structures_after_iinln here.
7271 * ipa-prop.c (update_jump_functions_after_inlining): New function.
7272 (print_edge_addition_message): New function.
7273 (update_call_notes_after_inlining): New function.
7274 (propagate_info_to_inlined_callees): New function.
7275 (ipa_propagate_indirect_call_infos): New function.
7276 * ipa-prop.h: Include cgraph.h
7277 (struct ipa_param_call_note): Fields reordered, new field processed.
7278 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
7280 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
7281 rediscovered call statements.
7282 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
7283 (dump_cgraph_node): Dump also the indirect_call flag.
7284 (cgraph_clone_edge): Copy also the indirect_call flag.
7285 * tree-inline.c (copy_bb): Do not check for fndecls from call
7286 expressions, check for edge availability when moving clones.
7287 (get_indirect_callee_fndecl): New function.
7288 (expand_call_inline): If callee declaration is not apprent from
7289 the statement, try calling get_indirect_callee_fndecl. Do not
7290 issue warnings or call sorry when not inlinings an indirect edge.
7291 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
7293 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
7294 bit more frandly to matching.
7295 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
7296 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
7297 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
7299 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7302 * opth-gen.awk: Suppress function specific features when building
7304 * optc-gen.awk: Ditto.
7306 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7309 * diagnostic.c (pedwarn): Add opt parameter.
7311 * c-tree.h (pedwarn_init): Add opt parameter.
7312 (pedwarn_c90): Likewise.
7313 (pedwarn_c99): Likewise.
7314 * c-errors.c (pedwarn_c99): Likewise.
7315 (pedwarn_c90): Likewise.
7316 * toplev.h (pedwarn): Update declaration.
7317 (pedwarn0): Declare.
7318 * c-lex.c: All calls to pedwarn changed.
7319 * builtins.c: All calls to pedwarn changed.
7320 * toplev.c: All calls to pedwarn changed.
7321 * c-decl.c: All calls to pedwarn changed.
7322 * c-typeck.c: All calls to pedwarn changed.
7323 * c-common.c: All calls to pedwarn changed.
7324 * c-parser.c: All calls to pedwarn changed.
7326 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7327 Karthik Kumar <karthikkumar@gmail.com>
7329 * attribs.c (file scope): Include c-common.h.
7330 (decl_attributes): Add support for #pragma GCC optimize and
7333 * targhooks.c (default_can_inline_p): New function that is the
7334 default for the TARGET_CAN_INLINE_P target hook.
7336 * targhooks.h (default_can_inline_p): Add declaration.
7338 * tree.c (cl_optimization_node): New static tree for building
7339 OPTIMIZATION_NODE tree.
7340 (cl_target_option_node): New static tree for building
7341 TARGET_OPTION_NODE tree.
7342 (cl_option_hash_table): New hash table for hashing
7343 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7344 (cl_option_hash_hash): New function to provide the hash value for
7345 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7346 (cl_option_hash_eq): New function to provide an equality test for
7347 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7348 (tree_code_size): Add support for OPTIMIZATION_NODE and
7349 TARGET_OPTION_NODE trees.
7350 (tree_code_structure): Add support for OPTIMIZATION_NODE and
7351 TARGET_OPTION_NODE trees.
7352 (build_optimization_node): Build a tree that has all of the
7353 current optimization options.
7354 (build_target_option_node): Build a tree that has the target
7355 options that might be changed on a per function basis.
7357 * tree.h (file scope): Include options.h.
7358 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
7359 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7360 (TREE_OPTIMIZATION): Ditto.
7361 (TREE_TARGET_SPECIFIC): Ditto.
7362 (struct tree_function_decl): Add fields for remembering the
7363 current optimization options and target specific options.
7364 (struct tree_optimization_option): New tree variant that remembers
7365 the optimization options.
7366 (struct tree_target_option): New tree variant that remembers the
7367 target specific flags that might change for compiling a particular
7369 (union tree_node): Include tree_optimization_option and
7370 tree_target_option fields.
7371 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
7372 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
7373 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
7374 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
7375 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
7376 optimization and target options.
7377 (optimization_default_node): New macro to refer to global_trees
7379 (optimization_current_node): Ditto.
7380 (optimization_cold_node): Ditto.
7381 (optimization_hot_node): Ditto.
7382 (target_option_default_node): Ditto.
7383 (target_option_current_node): Ditto.
7384 (current_option_pragma): Ditto.
7385 (current_optimize_pragma): Ditto.
7387 * target.h (struct gcc_target): Add valid_option_attribute_p,
7388 target_option_save, target_option_restore, target_option_print,
7389 target_option_pragma_parse, and can_inline_p hooks.
7391 * toplev.h (parse_optimize_options): Add declaration.
7392 (fast_math_flags_struct_set_p): Ditto.
7394 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
7395 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
7398 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
7399 tree_can_inline_p hook to see if one function can inline another.
7400 (cgraph_decide_inlining): Ditto.
7401 (cgraph_decide_inlining_incrementally): Ditto.
7403 * opts.c (decode_options): Add support for running multiple times
7404 to allow functions with different target or optimization options
7405 than was specified on the command line.
7406 (fast_math_flags_struct_set_p): New function that is similar to
7407 fast_math_flags_set_p, except it uses the values in the
7408 cl_optimization structure instead of global variables.
7410 * optc-gen.awk: Add support for TargetSave to allow a back end to
7411 declare new fields that need to be saved when using function
7412 specific options. Include flags.h and target.h in the options.c
7413 source. Add support for Save to indicate which options can be set
7414 for individual functions. Generate cl_optimize_save,
7415 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
7416 cl_target_option_restore, cl_target_option_print functions to
7417 allow functions to use different optimization or target options.
7419 * opt-functions.awk (var_type_struct): Return the type used for
7420 storing the field in a structure.
7422 * opth-gen.awk: Add support for TargetSave to allow a back end to
7423 declare new fields that need to be saved when using function
7424 specific options. Add support for Save to indicate which options
7425 can be set for individual functions. Only generate one extern for
7426 Mask fields. Generate cl_optimization and cl_target_option
7427 structures to remember optimization and target options.
7429 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7430 collecting new tree nodes.
7431 (TS_TARGET_OPTION): Ditto.
7433 * c-decl.c (merge_decls): Merge function specific target and
7434 optimization options.
7436 * function.c (invoke_set_current_function_hook): If the function
7437 uses different optimization options, change the global variables
7440 * coretypes.h (struct cl_optimization): Add forward reference.
7441 (struct cl_target_option): Ditto.
7443 * c-pragma.c (option_stack): New static vector to remember the
7444 current #pragma GCC option stack.
7445 (handle_pragma_option): New function to support #pragma GCC option
7446 to change target options.
7447 (optimize_stack): New static vector to remember the current
7448 #pragma GCC optimize stack.
7449 (handle_pragma_optimize): New function to support #pragma GCC
7450 optimize to change optimization options.
7451 (init_pragma): Add support for #pragma GCC optimize and #pragma
7454 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7455 optimization options.
7456 (TARGET_OPTION_NODE): New tree code for remembering certain target
7459 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7460 TARGET_OPTION_NODE trees.
7462 * common.opt (-O): Add Optimization flag.
7464 (-fmath-errno): Ditto.
7465 (-falign-functions): Add UInteger flag to make sure flag gets full
7466 int in cl_optimization structure.
7467 (-falign-jumps): Ditto.
7468 (-falign-labels): Ditto.
7469 (-falign-loops): Ditto.
7470 (-fsched-stalled-insns): Ditto.
7471 (-fsched-stalled-insns-dep): Ditto.
7473 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7475 (TARGET_OPTION_SAVE): Ditto.
7476 (TARGET_OPTION_RESTORE): Ditto.
7477 (TARGET_OPTION_PRINT): Ditto.
7478 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7479 (TARGET_CAN_INLINE_P): Ditto.
7480 (TARGET_INITIALIZER): Add new hooks.
7482 * tree-inline.c (tree_can_inline_p): New function to determine
7483 whether one function can inline another. Check if the functions
7484 use compatible optimization options, and also call the backend
7487 * tree-inline.h (tree_can_inline_p): Add declaration.
7489 * c-common.c (c_common_attribute): Add support for option and
7490 optimize attributes.
7491 (handle_option_attribute): Add support for the option attribute to
7492 allow the user to specify different target options for compiling a
7494 (handle_optimize_attribute): Add support for the optimize
7495 attribute to allow the user to specify different optimization
7496 options for compiling a specific function.
7497 (handle_hot_attribute): Turn on -O3 optimization for this one
7498 function if it isn't the default optimization level.
7499 (handle_cold_attribute): Turn on -Os optimization for this one
7500 function if it insn't the default optimization.
7501 (const_char_p): New const char * typedef.
7502 (optimize_args): New static vector to remember the optimization
7504 (parse_optimize_options): New function to set up the optimization
7505 arguments from either the optimize attribute or #pragma GCC optimize.
7507 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7508 (builtin_define_std): Ditto.
7510 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7511 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7512 (x86_64-*-*): Ditto.
7514 * Makefile.in (TREE_H): Add options.h.
7515 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7517 * doc/extend.texi (option attribute): Document new attribute.
7518 (optimize attribute): Ditto.
7519 (hot attribute): Document hot attribute sets -O3.
7520 (cold attribute): Document cold attribute sets -Os.
7521 (#pragma GCC option): Document new pragma.
7522 (#pragma GCC optimize): Ditto.
7524 * doc/options.texi (TargetSave): Document TargetSave syntax.
7525 (UInteger): Document UInteger must be used for certain flags.
7526 (Save): Document Save option to create target specific options
7527 that can be saved/restored on a function specific context.
7529 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7530 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7532 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7533 (TARGET_OPTION_SAVE): Ditto.
7534 (TARGET_OPTION_RESTORE): Ditto.
7535 (TARGET_OPTION_PRINT): Ditto.
7536 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7537 (TARGET_CAN_INLINE_P): Ditto.
7539 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7541 (-mfpmath=both): Ditto.
7543 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7544 Karthik Kumar <karthikkumar@gmail.com>
7546 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7547 (TARGET_POPCNT): Ditto.
7548 (TARGET_SAHF): Ditto.
7549 (TARGET_AES): Ditto.
7550 (TARGET_PCLMUL): Ditto.
7551 (TARGET_CMPXCHG16B): Ditto.
7552 (TARGET_RECIP): Move switch into target_flags.
7553 (TARGET_FUSED_MADD): Ditto.
7554 (ix86_arch_features): Make an unsigned char type.
7555 (ix86_tune_features): Ditto.
7556 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7557 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7558 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7560 * config/i386/i386.opt (arch): New TargetSave field to define
7561 fields that need to be saved for function specific option support.
7564 (branch_cost): Ditto.
7565 (ix86_isa_flags_explicit): Ditto.
7566 (tune_defaulted): Ditto.
7567 (arch_specified): Ditto.
7568 (-m128-long-double): Add Save flag to save option for target
7569 specific option support.
7571 (-maccumulate-outgoing-args): Ditto.
7572 (-malign-double): Ditto.
7573 (-malign-stringops): Ditto.
7574 (-mfancy-math-387): Ditto.
7575 (-mhard-float): Ditto.
7577 (-minline-all-stringops): Ditto.
7578 (-minline-stringops-dynamically): Ditto.
7579 (-mms-bitfields): Ditto.
7580 (-mno-align-stringops): Ditto.
7581 (-mno-fancy-math-387): Ditto.
7582 (-mno-push-args): Ditto.
7583 (-mno-red-zone): Ditto.
7584 (-mpush-args): Ditto.
7585 (-mred-zone): Ditto.
7587 (-msseregparm): Ditto.
7588 (-mstack-arg-probe): Ditto.
7603 (-mrecip): Move flag into target_flags.
7605 (-mno-fused-madd): Ditto.
7606 (-mfused-madd): Ditto.
7607 (-mabm): Move flag into ix86_isa_flags.
7614 * config/i386/i386-c.c: New file for #pragma support.
7615 (ix86_target_macros_internal): New function to #define or #undef
7616 target macros based when the user uses the #pragma GCC option to
7617 change target options.
7618 (ix86_pragma_option_parse): New function to add #pragma GCC option
7620 (ix86_target_macros): Move defining the target macros here from
7621 TARGET_CPU_CPP_BUILTINS in i386.h.
7622 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7623 defined, initialize any subtarget #pragmas.
7625 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7626 REGISTER_TARGET_PRAGMAS.
7628 * config/i386/t-i386: New file for x86 dependencies.
7629 (i386.o): Make dependencies mirror the include files used.
7630 (i386-c.o): New file, add dependencies.
7632 * config/i386/i386-protos.h (override_options): Add bool argument.
7633 (ix86_valid_option_attribute_tree): Add declaration.
7634 (ix86_target_macros): Ditto.
7635 (ix86_register_macros): Ditto.
7637 * config/i386/i386.c (ix86_tune_features): Move initialization of
7638 the target masks to initial_ix86_tune_features to allow functions
7639 to have different target options. Make type unsigned char,
7640 instead of unsigned int.
7641 (initial_ix86_tune_features): New static vector to hold processor
7642 masks for the tune variables.
7643 (ix86_arch_features): Move initialization of the target masks to
7644 initial_ix86_arch_features to allow functions to have different
7645 target options. Make type unsigned char, instead of unsigned int.
7646 (initial_ix86_arch_features): New static vector to hold processor
7647 masks for the arch variables.
7648 (enum ix86_function_specific_strings): New enum to describe the
7649 string options used for attribute((option(...))).
7650 (ix86_target_string): New function to return a string that
7651 describes the target options.
7652 (ix86_debug_options): New function to print the current options in
7654 (ix86_function_specific_save): New function hook to save the
7655 function specific global variables in the cl_target_option structure.
7656 (ix86_function_specific_restore): New function hook to restore the
7657 function specific variables from the cl_target_option structure to
7658 the global variables.
7659 (ix86_function_specific_print): New function hook to print the
7660 target specific options in the cl_target_option structure.
7661 (ix86_valid_option_attribute_p): New function hook to validate
7662 attribute((option(...))) arguments.
7663 (ix86_valid_option_attribute_tree): New function that is common
7664 code between attribute((option(...))) and #pragma GCC option
7665 support that parses the options and returns a tree holding the options.
7666 (ix86_valid_option_attribute_inner_p): New helper function for
7667 ix86_valid_option_attribute_tree.
7668 (ix86_can_inline_p): New function hook to decide if one function
7669 can inline another on a target specific basis.
7670 (ix86_set_current_function); New function hook to switch target
7671 options if the user used attribute((option(...))) or #pragma GCC
7673 (ix86_tune_defaulted): Move to static file scope from
7675 (ix86_arch_specified): Ditto.
7676 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7678 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7679 (OPTION_MASK_ISA_ABM_SET): Ditto.
7680 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7681 (OPTION_MASK_ISA_CX16_SET): Ditto.
7682 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7683 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7684 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7685 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7686 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7687 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7688 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7689 (struct ptt): Move to static file scope from override_options.
7690 (processor_target_table): Ditto.
7692 (ix86_handle_option): Add support for options that are now isa options.
7693 (override_options): Add support for declaring functions that
7694 support different target options than were specified on the
7695 command line. Move struct ptt, processor_target_table, cpu_names,
7696 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7697 Add bool argument. Fix up error messages so the appropriate error
7698 is given for either command line or attribute.
7699 (ix86_previous_fndecl): New static to remember previous function
7700 declaration to see if we need to change target options.
7701 (ix86_builtins_isa): New array to record the ISA of each builtin
7703 (def_builtin): Always create the builtin function, even if the
7704 current ISA doesn't support it.
7705 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7706 tests for those builtins.
7707 (ix86_init_builtins): Remove TARGET_MMX test for calling
7708 ix86_init_mmx_sse_builtins.
7709 (ix86_expand_builtin): If the current ISA doesn't support a given
7710 builtin, signal an error.
7711 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7712 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7713 (TARGET_OPTION_SAVE): Ditto.
7714 (TARGET_OPTION_RESTORE): Ditto.
7715 (TARGET_OPTION_PRINT): Ditto.
7716 (TARGET_CAN_INLINE_P): Ditto.
7718 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7720 * c-typeck.c (build_external_ref): Don't call assemble_external.
7721 * final.c (output_operand): Call assemble_external.
7723 2008-07-21 DJ Delorie <dj@redhat.com>
7725 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7726 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7728 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7730 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7731 original insn and splitter contents into ...
7732 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7733 flag_unsafe_math_optimizations. Add dummy scratch register.
7734 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7735 !flag_unsafe_math_optimizations. Returns number with next
7736 highest magnitude if this is still less or equal to the true
7737 quotient in magnitude.
7739 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7741 * Makefile.in: Replace toplev.h with TOPLEV_H.
7742 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7743 * c-lex.c (fe_file_change): Don't set in_system_header.
7744 * c-parser.c (c_token): Remove in_system_header.
7745 (c_lex_one_token): Don't set in_system_header.
7746 (c_parser_set_source_position_from_token): Don't set in_system_header.
7747 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7750 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7751 * flags.h (in_system_header): Remove.
7752 * function.c (saved_in_system_header): Remove.
7753 (push_cfun): Don't set in_system_header.
7754 (pop_cfun): Don't set in_system_header.
7755 (push_struct_function): Don't set in_system_header.
7756 * input.h (expanded_location): Add sysp.
7757 (in_system_header_at): New.
7758 (in_system_header): New.
7759 * toplev.c (in_system_header): Remove.
7760 * toplev.h: Include input.h
7762 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7763 * tree-ssa.c (warn_uninit): Call warning_at.
7764 (warn_uninitialized_var): Update calls to warn_uninit.
7765 (warn_uninitialized_phi): Update calls to warn_uninit.
7766 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7767 (expand_location): Initialize xloc.sysp.
7768 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7769 (tree_decl_with_vis): Remove in_system_header_flag.
7771 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7774 * recog.c (asm_operand_ok): Change the order of the extra
7775 memory constraint checks.
7777 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7780 * tree-switch-conversion.c (build_one_array): Call
7781 varpool_mark_needed_node and varpool_finalize_decl
7782 instead of assemble_variable.
7784 2008-07-19 Jan Hubicka <jh@suse.cz>
7786 * cgraph.c (cgraph_add_new_function): Do early local passes.
7787 * tree-nrv.c (gate_pass_return_slot): New gate.
7788 (pass_nrv): Add the gate.
7789 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7791 (coalesce_ssa_name): Coalesce SSA names.
7792 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7793 not optimizing so unused user vars remains visible.
7794 * common.opt (flag_tree_ter): Always enable by default.
7795 * tree-ssa-ter.c: Include flags.h
7796 (is_replaceable_p): Check that locations match; when aliasing is missing
7797 be conservative about loads.
7798 * tree-optimize.c (gate_init_datastructures): Remove.
7799 (pass_init_datastructures): New.
7800 * passes.c: Reorder passes so we always go into SSA.
7802 2008-07-19 Jan Hubicka <jh@suse.cz>
7804 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7805 * doc/invoke.texi (--combine): Likewise.
7806 (-finline-functions-called-once): Update levels when enabled.
7807 (-funit-at-a-time): Document new behaviour.
7808 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7809 -fno-section-anchors when disabled explicitly.
7810 (inline params): They are not ignored now.
7811 (precompiled headers): Remove unit-at-a-time as being incompatible.
7812 * opts.c (decode_options): Handle unit-at-a-time as alias;
7813 imply -fno-section-anchors when toplevel reorder is disabled
7815 * common.opt (ftoplevel-reorder): Set default value to 2.
7816 (funit-at-a-time): Set default value to 1.
7817 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7820 2008-07-19 Jan Hubicka <jh@suse.cz>
7822 * builtins.c (expand_builtin_int_roundingfn,
7823 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7826 2008-07-19 Richard Guenther <rguenther@suse.de>
7829 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7830 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7831 * tree-ssa-pre.c (get_expr_value_id): For newly created
7832 constant value-ids make sure to add the expression to its
7835 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7838 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7839 return value of the builtin is ignored.
7841 2008-07-19 Olivier Hainque <hainque@adacore.com>
7843 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7844 bits, a C conformant malloc implementation has to provide.
7845 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7847 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7851 * reload.c (find_reloads_subreg_address): Only reload address if
7852 reloaded == 0, not for reloaded != 1.
7855 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7856 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7857 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7858 m32c_legitimize_reload_address.
7860 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7861 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7862 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7864 2008-07-19 Olivier Hainque <hainque@adacore.com>
7866 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7867 argument, saying whether nested array are to be collapsed
7868 into a single array type DIE with multiple subscripts.
7869 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7870 issues, centralize the nested array types collapsing control and
7871 disable the transformation for Ada.
7873 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7876 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7878 (x86_64_shift_adj_2): New expander.
7879 (x86_64_shift_adj_3): Ditto.
7880 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7881 to split TImode operands.
7882 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7883 (ix86_split_lshr): Ditto.
7885 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7887 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7888 and __CHAR32_TYPE__.
7889 * c-typeck.c (digest_init): Support char16_t and char32_t.
7890 (set_nonincremental_init_from_string): Idem.
7892 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7895 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7896 PREFERRED_STACK_BOUNDARY.
7897 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7899 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7902 * function.c (locate_and_pad_parm): Cap boundary earlier.
7904 2008-07-17 Julian Brown <julian@codesourcery.com>
7906 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7907 no-op for targets which don't use DLLs.
7909 2008-07-17 Martin Jambor <mjambor@suse.cz>
7911 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7912 that nodes are relevant by examining the node->analyzed flag.
7913 (ipcp_init_stage): Check which nodes are relevant, assert that the
7914 relevant ones are also required.
7915 (ipcp_propagate_stage): Check on the side arrays are properly
7917 (ipcp_print_all_jump_functions): Make sure not to touch any node
7918 that is not analyzed or an edge that does not have a corresponding
7919 entry in the on-the-side vectors.
7920 (ipcp_function_scale_print): Likewise.
7921 (ipcp_update_callgraph): Check that the node is relevant.
7922 (ipcp_insert_stage): Check that the node is relevant. Check there is
7923 an info for every node and edge.
7924 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7925 (ipa_print_all_tree_maps): Likewise and a new variable info.
7926 (ipa_print_all_params_modified): Likewise.
7927 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7929 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7932 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7934 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7936 PR rtl-optimization/36753
7937 * fwprop.c (use_killed_between): Don't shortcut
7938 single-definition global registers.
7940 2008-07-16 Jan Hubicka <jh@suse.cz>
7942 * cgraph.h (varpool_empty_needed_queue): Declare.
7943 * cgraphunit.c (output_in_order): Mark all variables as needed;
7945 * varpool.c (varpool_assemble_node): Update debug queue.
7946 (varpool_assemble_pending_decls): Don't do it here.
7947 (varpool_empty_needed_queue): New function.
7949 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7951 * recog.c (peephole2_optimize): Fix formatting.
7953 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7955 * c-pch.c (get_ident): Avoid C++ keywords.
7956 * combine-stack-adj.c (single_set_for_csa): Likewise.
7957 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7958 output_asm_insn): Likewise.
7959 * reload.c (push_secondary_reload, find_reusable_reload,
7960 push_reload, combine_reloads, find_reloads,
7961 debug_reload_to_stream): Likewise.
7962 * reload.h (struct reload): Likewise.
7963 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7964 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7965 emit_output_reload_insns): Likewise.
7966 * targhooks.c (default_secondary_reload): Likewise.
7967 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7969 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7971 * recog.c (validate_change_1, validate_change,
7972 validate_unshare_change, validate_replace_rtx_1, struct
7973 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7975 * reload.c (push_secondary_reload, secondary_reload_class,
7976 scratch_reload_class, find_valid_class, find_reusable_reload,
7977 push_reload, find_dummy_reload, find_reloads_address_1,
7978 find_reloads_address_part, find_equiv_reg): Likewise.
7979 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7980 choose_reload_regs): Likewise.
7981 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7983 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7984 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7985 * sched-rgn.c (concat_INSN_LIST): Likewise.
7986 * stor-layout.c (mode_for_size, mode_for_size_tree,
7987 smallest_mode_for_size): Likewise.
7989 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7991 * cfg.c (dump_reg_info): Avoid C++ keywords.
7992 * dwarf2asm.c (dw2_force_const_mem,
7993 dw2_asm_output_encoded_addr_rtx): Likewise.
7994 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7995 * expmed.c (expand_shift): Likewise.
7996 * global.c (find_reg): Likewise.
7997 * graph.c (draw_edge): Likewise.
7998 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7999 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8000 widen_clz, widen_bswap, expand_parity, expand_unop,
8001 emit_cmp_and_jump_insn_1): Likewise.
8002 * postreload.c (reload_cse_simplify_operands): Likewise.
8003 * ra.h (add_neighbor): Likewise.
8004 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8005 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8006 record_reg_classes, copy_cost, record_address_regs,
8007 invalid_mode_change_p): Likewise.
8008 * regrename.c (regrename_optimize, scan_rtx_reg,
8009 dump_def_use_chain, find_oldest_value_reg,
8010 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8012 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8014 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8015 MASK_POWERPC64 for power4 in previous commit.
8017 2008-07-16 Olivier Hainque <hainque@adacore.com>
8019 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8020 instead of bare conversion to cast const-ness away.
8022 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8024 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8025 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8026 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8027 (TARGET_FUNCTION_VALUE): Define.
8029 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8031 * config/rs6000/rs6000.c (processor_target_table): Add
8032 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8034 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8037 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8038 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8039 m32c_legitimize_reload_address.
8041 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
8043 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8044 DECL_IN_SYSTEM_HEADER in sync.
8046 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8048 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8049 * tree-ssa-pre.c (pre_expr_eq): Ditto
8050 (get_constant_for_value_id): Take a type as an argument.
8051 (fully_constant_expression): Pass in type.
8052 (find_or_generate_expression): Short circuit constant case.
8053 (create_expression_by_pieces): Remove special casing of
8055 (do_regular_insertion): Short circuit constant case.
8056 (do_partial_partial_insertion): Ditto.
8058 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8061 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8063 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8065 * config/xtensa/libgcc-xtensa.ver: New file.
8066 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8068 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8070 * df-problems.c (df_set_note): Avoid C++ keywords.
8071 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8072 * dse.c (record_store, remove_useless_values): Likewise.
8073 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8074 gen_reg_rtx_offset, operand_subword, change_address_1,
8075 change_address, adjust_address_1, offset_address,
8076 widen_memory_access, emit_copy_of_insn_after): Likewise.
8077 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8078 * fwprop.c (should_replace_address, propagate_rtx_1,
8079 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8081 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8082 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8083 * lcm.c (compute_insert_delete, pre_edge_lcm,
8084 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8085 * lower-subreg.c (resolve_reg_notes): Likewise.
8086 * mode-switching.c (optimize_mode_switching): Likewise.
8088 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8090 * bt-load.c (add_btr_def, migrate_btr_def,
8091 branch_target_load_optimize): Avoid C++ keywords.
8092 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8094 * combine.c (subst, simplify_set, make_extraction,
8095 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8096 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8097 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8099 2008-07-15 Richard Guenther <rguenther@suse.de>
8102 * c-common.c (strict_aliasing_warning): Do not warn for
8103 TYPE_REF_CAN_ALIAS_ALL pointers.
8104 (c_common_get_alias_set): may_alias types are not special.
8105 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8106 attribute and set can_ref_all accordingly.
8107 (build_reference_type_for_mode): Likewise.
8108 * doc/extend.texi (may_alias): Clarify.
8110 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8113 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8114 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8116 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8119 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8120 gcc_assert, instead call output_operand_lossage.
8122 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8124 * builtins.c (std_canonical_va_list): Treat structure based
8127 2008-07-15 Ben Elliston <bje@au.ibm.com>
8129 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8131 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
8133 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8136 2008-07-14 Jan Hubicka <jh@suse.cz>
8138 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8139 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8140 fix predicates and constraints.
8141 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8142 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8144 2008-07-14 Doug Kwan <dougkwan@google.com>
8146 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8147 additional option file arm/eabi.opt.
8148 * config/arm/eabi.h (File): New configuration file for EABI targets.
8149 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8150 SUBSUBTARGET_EXTRA_SPECS.
8151 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8152 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8153 from STARTFILE_SPEC so that it can be referenced in an override.
8154 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8155 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8156 can be referenced in an override.
8157 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8158 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8159 so that it can be referenced in an override.
8160 (LINK_SPEC): Use BPABI_LINK_SPEC.
8161 * config/arm/eabi.opt (File): New.
8163 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8165 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8166 (FIXED_VALUE_H): New variable.
8167 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8168 input.h, fixed-value.h.
8169 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8170 (BASIC_BLOCK_H): Use $(BITMAP_H).
8171 (FUNCTION_H): Add varray.h.
8172 (IPA_REFERENCE_H): Use $(BITMAP_H).
8173 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8174 (DF_H): Use $(BITMAP_H).
8175 (GGC_H): Add statistics.h.
8177 (INSN_ATTR_H): Use it.
8178 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8180 (SYMTAB_H): Add $(OBSTACK_H).
8181 (CPP_INTERNAL_H): New.
8182 (TREE_DUMP_H): Add tree-pass.h.
8183 (TREE_FLOW_H): Use $(BITMAP_H)
8184 (PRETTY_PRINT_H): Use $(INPUT_H).
8185 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8188 (many object files): Fix lots of header dependencies throughout.
8190 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8192 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8194 (s-gtyp-input): Use them to write tmp-gi.list.
8195 (echo_to_gi.list): Remove.
8197 2008-07-14 Richard Guenther <rguenther@suse.de>
8199 * tree-ssa-sccvn.c (pre_info): Remove.
8200 (switch_to_PRE_table): Likewise.
8201 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
8202 (set_hashtable_value_ids): Do not create value-ids for the
8204 (run_scc_vn): Remove double test. Remove bogus special-case
8205 in value-number printing.
8206 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
8207 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
8209 * tree-flow-inline.h (get_value_handle): Remove.
8210 * tree-flow.h (get_value_handle): Remove.
8212 2008-07-14 Martin Jambor <mjambor@suse.cz>
8214 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
8215 in which we generate arithmetics is not a subrange.
8217 2008-07-14 Martin Jambor <mjambor@suse.cz>
8219 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
8221 2008-07-14 Richard Guenther <rguenther@suse.de>
8223 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
8225 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
8228 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
8229 reload for symbol refs moved to r0 with -fPIC.
8230 (legitimize_pic_address): Use the target register as temporary
8232 (emit_symbolic_move): Adjust comment.
8233 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
8236 2008-07-14 Ben Elliston <bje@au.ibm.com>
8238 * c-common.h (C_CPP_HASHNODE): New macro.
8239 * coretypes.h (struct cpp_token): Forward declare.
8240 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8241 the context-sensitive keyword method.
8242 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
8243 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8244 expand_bool_pixel): New.
8245 (altivec_categorize_keyword): New function.
8246 (init_vector_keywords): New function.
8247 (rs6000_macro_to_expand): Likewise.
8248 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8249 compiling an ISO C dialect.
8251 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8253 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8254 (create_expression_by_pieces): Fix typo.
8255 (do_regular_insertion): Use debug counter here too.
8257 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
8260 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
8261 CONST_OK_FOR_LETTER_P. All port-local users changed.
8262 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
8263 implement Kp matching power-of-two.
8264 (CONSTRAINT_LEN): Define to match.
8265 * config/cris/cris.md: Replace all use of constraint K with Kc.
8266 ("*btst*): Use Kp for operand 0 of last alternative.
8268 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8271 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
8274 2008-07-13 Jan Hubicka <jh@suse.cz>
8276 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
8279 2008-07-13 Richard Guenther <rguenther@suse.de>
8282 * langhooks.c (lhd_print_error_function): Deal with recursive
8285 2008-07-12 Jan Hubicka <jh@suse.cz>
8287 * cgraph.c (assembler_name_hash): New static var.
8288 (hash_node_by_assembler_name, eq_assembler_name): New.
8289 (cgraph_node_for_asm): Use hashtable.
8290 (cgraph_remove_node): Maintain hashtable.
8291 (change_decl_assembler_name): Sanity check that names are not changing
8292 after aliasing was processed.
8293 * cgraph.h (varpoon_node): Add next GGC marker.
8294 * tree.c (decl_assembler_name_equal): Constify.
8295 (decl_assembler_name_hash): New.
8296 * tree.h (decl_assembler_name_equal): Constify.
8297 (decl_assembler_name_hash): Update.
8299 2008-07-12 David Daney <ddaney@avtrex.com>
8301 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8304 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
8306 * doc/md.texi: Document the MIPS "v" constraint.
8307 * config/mips/mips.h (reg_class): Revert last change.
8308 (REG_CLASS_NAMES): Likewise.
8309 (REG_CLASS_CONTENTS): Likewise.
8310 * config/mips/mips.c (mips_regno_to_class): Likewise.
8311 * config/mips/constraints.md (v): Likewise, but add documentation.
8312 Add a comment to say that this constraint should not be used in
8315 2008-07-11 DJ Delorie <dj@redhat.com>
8317 * config/h8300/h8300.md (length): Fix branch offset limit.
8319 2008-07-11 Anatoly Sokolov <aesok@post.ru>
8321 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
8322 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
8323 (avr_hard_regno_scratch_ok): New function.
8324 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8325 * config/avr/avr.md (all peepholes that request a scratch register):
8326 Remove avr_peep2_scratch_safe use.
8328 2008-07-11 Tom Tromey <tromey@redhat.com>
8329 Ian Lance Taylor <iant@google.com>
8331 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
8332 (struct c_common_resword): Define.
8333 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
8334 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8335 (c_common_reswords, num_c_common_reswords): Declare.
8336 * c-common.c (c_common_reswords): New global const array.
8337 (num_c_common_reswords): New const int.
8338 * c-parser.c (struct resword, reswords): Don't define.
8339 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
8340 (c_parse_init): Clarify mask code. Use c_common_reswords rather
8341 than reswords. If warning about C++ keywords, give them a special
8343 (c_lex_one_token): Warn about C++ keywords. Call
8344 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
8345 (c_parser_external_declaration): Look for RID_xxx rather than
8346 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
8347 (c_parser_statement_after_labels): Likewise.
8348 (c_parser_objc_class_instance_variables): Likewise.
8349 (c_parser_objc_class_declaration): Likewise.
8350 (c_parser_objc_try_catch_statement): Likewise.
8351 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
8352 (declspecs_add_type): Likewise.
8354 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
8356 * ggc-page.c (alloc_page):
8357 Substituting xmalloc, xcalloc with
8358 XNEWVEC and XCNEWVAR macros which add the
8361 2008-07-11 Richard Guenther <rguenther@suse.de>
8363 PR tree-optimization/36765
8364 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
8365 aliases from HEAP vars to SMTs.
8367 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8369 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
8370 * configure.ac (loose_warn): Move -Wc++-compat from here...
8371 (strict_warn): ...to here.
8372 * configure: Regenerate.
8374 2008-07-10 Joseph Myers <joseph@codesourcery.com>
8376 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
8377 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
8378 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
8379 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
8380 excluding more specific h8300-*-* and sh-*-* targets.
8382 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
8384 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
8386 (execute_pre): Call loop_optimizer_finalize in early exit.
8388 2008-07-10 Jakub Jelinek <jakub@redhat.com>
8391 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
8392 uids in the bitmap, not just VAR_DECL uids.
8394 PR rtl-optimization/36419
8395 * combine-stack-adj.c (adjust_frame_related_expr): New function.
8396 (combine_stack_adjustments_for_block): Call it if needed. Delete
8398 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
8399 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
8400 prologue sp adjustment.
8402 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
8405 * opts.c (print_ignored_options): Report postponed diagnostics for
8406 unknown -Wno-* options as warnings, not errors.
8407 (postpone_unknown_option_error): Renamed to...
8408 (postpone_unknown_option_warning): ... this.
8410 2008-07-09 Doug Kwan <dougkwan@google.com>
8413 2008-07-08 Doug Kwan <dougkwan@google.com>
8415 * config/arm/arm.opt (mandroid): New option.
8416 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8417 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8419 (CC1PLUS_SPEC): Same.
8421 (STARTFILE_SPEC): Same.
8422 (ENDFILE_SPEC): Same.
8423 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8426 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
8429 * config/mips/mips.h (reg_class): Remove V1_REG.
8430 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8431 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8433 (mips_get_tp): New function.
8434 (mips_legitimize_tls_address): Use it.
8435 * config/mips/constraints.md (v): Delete.
8436 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8437 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8438 After reload, split into a move and ...
8439 (*tls_get_tp_<mode>_split): ...this new instruction.
8441 2008-07-09 David Daney <ddaney@avtrex.com>
8443 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8445 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8447 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8448 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8450 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8451 htab_delete should be called. Don't free c.
8452 (lookup_tmp_var): Create temp_htab lazily.
8453 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8454 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8456 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8457 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8458 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8459 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8460 * tree-sra.c (generate_element_init): Likewise.
8461 * tree-mudflap.c (execute_mudflap_function_ops,
8462 execute_mudflap_function_decls): Likewise.
8463 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8464 * tree-gimple.h (struct gimplify_ctx): New type.
8465 (push_gimplify_context): Adjust prototype.
8467 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8469 * tree-ssa-pre.c (phi_translate_1): Update placement of
8472 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8474 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8475 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8476 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8477 * targhooks.c (default_hard_regno_scratch_ok): New function.
8478 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8479 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8480 * recog.c: Include "target.h".
8481 (peep2_find_free_register): Add check for global regs. Add target
8483 * Makefile.in (recog.o): Depend on target.h.
8485 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8487 * config/sh/sh.c (sh_canonical_va_list_type): New.
8488 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8490 2008-07-09 Raksit Ashok <raksit@google.com>
8492 * doc/invoke.texi (Option Summary): Mention new option
8493 -Wdisallowed-function-list=...
8494 (Warning Options): Document -Wdisallowed-function-list=...
8495 * common.opt (Wdisallowed-function-list=): New flag.
8496 * flags.h (warn_disallowed_functions): External definition of new
8497 boolean warning flag.
8498 (warn_if_disallowed_function_p): Declare new function.
8499 * opts.c (warning_disallowed_functions): New static variable.
8500 (warn_disallowed_functions): New boolean warning flag.
8501 (warn_if_disallowed_function_p): New function.
8502 (add_comma_separated_to_vector): Rename
8503 add_instrument_functions_exclude_list to this.
8504 (common_handle_option): Handle new option. Rename calls to
8505 add_instrument_functions_exclude_list into calls to
8506 add_comma_separated_to_vector.
8507 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8508 based on flag warn_disallowed_functions.
8510 2008-07-09 Christian Bruel <christian.bruel@st.com>
8512 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8513 instead of get_attr_length.
8515 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8517 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8519 * genemit.c (gen_insn): Likewise.
8520 * gengtype.c (note_def_vec): Likewise.
8521 * gengtype.h (note_def_vec): Likewise.
8522 * genoutput.c (struct data, output_insn_data, process_template,
8523 gen_expand, gen_split, note_constraint): Likewise.
8524 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8525 make_insn_sequence): Likewise.
8526 * gensupport.c (record_insn_name): Likewise.
8528 2008-07-08 Doug Kwan <dougkwan@google.com>
8530 * config/arm/arm.opt (mandroid): New option.
8531 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8532 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8534 (CC1PLUS_SPEC): Same.
8536 (STARTFILE_SPEC): Same.
8537 (ENDFILE_SPEC): Same.
8538 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8541 2008-07-08 Raksit Ashok <raksit@google.com>
8543 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8544 (set_storage_via_setmem): Fix expected_align parameter.
8545 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8546 missing from the list.
8547 * doc/md.texi (movmem): Explicitly state that expected alignment is
8548 to be expressed in bytes.
8549 (setmem): Explicitly state that expected alignment is to be expressed
8552 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8554 * reload.c (find_reloads_subreg_address): Do not require validity
8555 of address in original mode before reloading address.
8557 2008-07-07 Tianwei Sheng <tianweis@google.com>
8559 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8560 bounds array access.
8562 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8564 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8566 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8568 Fix PR tree-optimization/23455
8569 Fix PR tree-optimization/35286
8570 Fix PR tree-optimization/35287
8571 * Makefile.in (OBJS-common): Remove tree-vn.o.
8572 (tree-vn.o): Remove.
8573 * dbgcnt.def: Add treepre_insert debug counter.
8574 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8575 (debug_value_expressions): Ditto.
8576 (print_value_expressions): Ditto.
8577 * tree-pretty-print.c (dump_generic_node): Updated for
8578 VALUE_HANDLE removal.
8579 * tree-ssa-dom.c (record_equality): Ditto.
8580 (cprop_operand): Ditto.
8581 (lookup_avail_expr): Ditto.
8582 * tree-ssa-threadedge.c
8583 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8584 (simplify_control_stmt_condition): Ditto.
8585 * tree.c (tree_code_size): Ditto.
8586 (tree_node_structure): Ditto.
8587 (iterative_hash_expr): Ditto.
8589 * tree.h (VALUE_HANDLE_ID): Ditto.
8590 (VALUE_HANDLE_EXPR_SET): Ditto.
8591 (struct tree_value_handle): Ditto.
8592 (union tree_node): Ditto.
8593 * treestruct.def: Ditto.
8594 * tree-vn.c: Removed.
8595 * tree-ssa-pre.c: Rewritten entirely.
8596 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8597 (constant_value_ids): Ditto.
8598 (vn_nary_op_t): Moved to header.
8600 (vn_reference_op_t): Ditto
8601 (vn_reference_t): Ditto.
8602 (next_value_id): New variable.
8603 (VN_INFO): Add an assert.
8604 (vn_constant_eq): New function.
8605 (vn_constant_hash): Ditto.
8606 (get_or_alloc_constant_value_id): Ditto.
8607 (value_id_constant_p): Ditto.
8608 (vn_reference_compute_hash): De-staticify.
8609 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8610 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8611 (valueize_refs): Update opcode if it changes from ssa name to constant.
8612 (vn_reference_lookup_1): Add new argument.
8613 (vn_reference_lookup): Ditto.
8614 (vn_reference_lookup_pieces): New function.
8615 (vn_reference_insert): Add return type. Modify to deal with value ids.
8616 (vn_reference_insert_pieces): New function.
8617 (vn_nary_op_compute_hash): De-staticify.
8618 (vn_nary_op_eq): Ditto.
8619 (vn_nary_op_lookup_pieces): New function.
8620 (vn_nary_op_lookup): Add new argument.
8621 (vn_nary_op_insert_pieces): New function.
8622 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8623 (vn_phi_insert): Ditto.
8624 (visit_unary_op): Update for callee changes.
8625 (visit_binary_op): Ditto.
8626 (visit_reference_op_load): Ditto.
8627 (visit_reference_op_store): Ditto.
8628 (init_scc_vn): Init next_value_id, constant_to_value_id and
8630 (free_scc_vn): Free them.
8631 (set_hashtable_value_ids): New function.
8632 (run_scc_vn): Use it.
8633 (get_max_value_id): New function.
8634 (get_next_value_id): Ditto.
8635 (expressions_equal_p): Moved from tree-vn.c
8636 (sort_vuses): Ditto.
8637 (sort_vuses_heap): Ditto.
8638 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8640 * tree.c (iterative_hash_hashval_t): Made non-static
8641 * tree.h (iterative_hash_hashval_t): Declare it.
8643 2008-07-08 Martin Jambor <mjambor@suse.cz>
8645 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8646 instead of ipa_create_node_params.
8647 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8648 ipa_check_create_edge_args, free them with
8649 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8651 * ipa-prop.c: Include flags.h and tree-inline.h.
8652 (ipa_node_params_vector): New variable.
8653 (ipa_edge_args_vector): New variable.
8654 (edge_removal_hook_holder): New variable.
8655 (node_removal_hook_holder): New variable.
8656 (edge_duplication_hook_holder): New variable.
8657 (node_duplication_hook_holder): New variable.
8658 (ipa_detect_param_modifications): Check for presence of modified flags.
8659 (ipa_compute_jump_functions): Check for presence of jump functions.
8660 (ipa_free_edge_args_substructures): New function.
8661 (ipa_create_node_params): Removed.
8662 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8663 (ipa_free_node_params_substructures): New function.
8664 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8666 (ipa_edge_removal_hook): New function.
8667 (ipa_node_removal_hook): New function.
8668 (duplicate_array): New function.
8669 (ipa_edge_duplication_hook): New function.
8670 (ipa_node_duplication_hook): New function.
8671 (ipa_register_cgraph_hooks): New function.
8672 (ipa_unregister_cgraph_hooks): New function.
8673 (free_all_ipa_structures_after_ipa_cp): New function.
8675 * ipa-prop.h: Include vec.h.
8676 (ipa_node_params_t): New typedef with vector types for it.
8677 (ipa_edge_args_t): New typedef with vector types for it.
8678 (IPA_NODE_REF): Changed to access an on-the-side vector.
8679 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8680 (ipa_check_create_node_params): New function.
8681 (ipa_check_create_edge_args): New function.
8683 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8686 2008-07-07 Tom Tromey <tromey@redhat.com>
8688 * configure, config.in: Rebuilt.
8689 * configure.ac: Don't check for scandir or alphasort.
8691 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8693 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8694 types immediately after creating them.
8696 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8698 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8700 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8702 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8703 dump_constraint_graph.
8704 (dump_constraint_edge): New function.
8705 (dump_constraint_graph): New function.
8706 (debug_constraint_graph): New function.
8707 (dump_constraint): Removed useless comparison.
8708 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8709 (dump_constraint_graph): Declare.
8710 (debug_constraint_graph): Declare.
8711 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8713 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8715 * config/i386/i386.c (is_va_list_char_pointer): New.
8716 (ix86_va_start): Replace compare with ms_va_list_type_node
8717 by is_va_list_char_pointer.
8718 (ix86_gimplify_va_arg): Likewise.
8720 2008-07-07 Martin Jambor <mjambor@suse.cz>
8722 * cgraph.c (cgraph_edge_max_uid): New variable.
8723 (struct cgraph_edge_hook_list): New type.
8724 (struct cgraph_node_hook_list): New type.
8725 (struct cgraph_2edge_hook_list): New type.
8726 (struct cgraph_2node_hook_list): New type.
8727 (first_cgraph_edge_removal_hook): New variable.
8728 (first_cgraph_node_removal_hook): New variable.
8729 (first_cgraph_edge_duplicated_hook): New variable.
8730 (first_cgraph_node_duplicated_hook): New variable.
8731 (cgraph_add_edge_removal_hook): New function.
8732 (cgraph_remove_edge_removal_hook): New function.
8733 (cgraph_call_edge_removal_hooks): New function.
8734 (cgraph_add_node_removal_hook): New function.
8735 (cgraph_remove_node_removal_hook): New function.
8736 (cgraph_call_node_removal_hooks): New function.
8737 (cgraph_add_edge_duplication_hook): New function.
8738 (cgraph_remove_edge_duplication_hook): New function.
8739 (cgraph_call_edge_duplication_hooks): New function.
8740 (cgraph_add_node_duplication_hook): New function.
8741 (cgraph_remove_node_duplication_hook): New function.
8742 (cgraph_call_node_duplication_hooks): New function.
8743 (cgraph_create_edge): Assign to edge uid.
8744 (cgraph_remove_edge): Call edge removal hooks.
8745 (cgraph_node_remove_callees): Call edge removal hooks.
8746 (cgraph_node_remove_callers): Call edge removal hooks.
8747 (cgraph_remove_node): Call node removal hooks.
8748 (cgraph_clone_edge): Call edge duplication hooks.
8749 (cgraph_clone_node): Call node duplication hooks.
8751 * cgraph.h (cgraph_edge): New field uid.
8752 (cgraph_edge_hook): New type.
8753 (cgraph_node_hook): New type.
8754 (cgraph_2edge_hook): New type.
8755 (cgraph_2node_hook): New type.
8757 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8759 * config.in: Regenerate.
8761 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8763 * gcc.c (print_sysroot): New.
8764 (option_map, display_help, process_command): Handle the
8765 -print-sysroot option.
8766 (main): Print the sysroot if requested.
8767 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8769 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8772 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8774 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8776 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8777 (assign_parm_setup_block_p): Also check mode of entry_parm.
8779 2008-07-07 Richard Guenther <rguenther@suse.de>
8781 * tree-ssa-structalias.h (set_used_smts): Remove.
8782 * tree-ssa-structalias.c (used_smts): Likewise.
8783 (set_used_smts): Likewise.
8784 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8785 call to set_used_smts.
8787 2008-07-07 Richard Guenther <rguenther@suse.de>
8789 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8790 (new_var_info): Set it to false.
8791 (solution_set_add): Correctly handle pointers outside a var and
8793 (type_safe): Treat variables with is_full_var properly.
8794 (do_sd_constraint): Likewise.
8795 (do_ds_constraint): Likewise.
8796 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8797 (get_constraint_for_ptr_offset): New function.
8798 (get_constraint_for_component_ref): For addresses at least include
8799 the last field of the variable. Handle is_full_vars properly.
8800 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8801 (handle_ptr_arith): Remove.
8802 (find_func_aliases): Simplify assignment handling.
8803 (create_function_info_for): For parameter and result varinfos set
8805 (create_variable_info_for): Set is_full_var flag whenever we
8806 just created a single varinfo for a decl.
8807 (init_alias_vars): Initialize use_field_sensitive from
8808 max-fields-for-field-sensitive parameter.
8810 2008-07-07 Richard Guenther <rguenther@suse.de>
8812 PR tree-optimization/36713
8813 * tree-flow-inline.h (is_call_used): New function.
8814 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8815 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8816 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8818 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8820 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8822 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8824 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8826 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8827 Nathan Sidwell <nathan@codesourcery.com>
8829 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8830 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8832 * config/m68k/t-linux: New.
8833 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8836 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8838 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8839 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8842 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8844 * gcc.c (execute): Fix -Wc++-compat warning.
8846 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8849 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8850 constant for little endian.
8852 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8854 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8855 mips_base_mips16 instead of TARGET_MIPS16.
8856 (mips_base_mips16): Declare.
8857 * config/mips/mips.c (mips_base_mips16): Make global.
8858 (was_mips16_p): Remove GTY marker.
8859 (was_mips16_pch_p): New variable.
8860 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8861 (mips_override_options): Force to non-MIPS16 mode initially.
8862 Do not complain about MIPS16 PIC incompatibilities here.
8863 Only allow -mgpopt if -mexplicit-relocs is in force for
8866 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8868 * configure.ac: Check for caddr_t, define to char * if not defined.
8869 * configure: Regenerate.
8870 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8871 (mmap_gt_pch_use_address): Likewise.
8872 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8874 2008-07-06 Richard Guenther <rguenther@suse.de>
8876 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8877 (new_var_info): Deal with it.
8878 (solution_set_add): Likewise.
8879 (bitpos_of_field): Make signed, fix.
8880 (struct fieldoff): Remove type and decl fields. Make size field
8881 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8883 (fieldoff_compare): Deal with it.
8884 (push_fields_onto_fieldstack): Remove has_union argument, glob
8885 adjacent non-pointer fields together.
8886 (create_function_info_for): Do not set has_union.
8887 (create_variable_info_for): Simplify.
8889 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8891 * config.gcc (extra_headers): Add cross-stdarg.h for target
8892 x86_64-*-* and i?86-*-*.
8893 * config/i386/cross-stdarg.h: New.
8894 * builtins.c (std_fn_abi_va_list): New.
8895 (std_canonical_va_list_type): New.
8896 (stabilize_va_list): Replace va_list_type_node use by
8897 mtarget.canonical_va_list_type.
8898 (gimplify_va_arg_expr): Likewise.
8899 (expand_builtin_va_copy): Replace va_list_type_node use by
8900 mtarget.fn_abi_va_list.
8901 * tree-sra.c (is_va_list_type): New helper.
8902 (decl_can_be_decomposed_p): Replace
8903 va_list_type_node use by is_va_list_type.
8904 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8905 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8906 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8907 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8908 (ix86_enum_va_list): New.
8909 * config/i386/i386.c (sysv_va_list_type_node): New.
8910 (ms_va_list_type_node): New.
8911 (ix86_function_type_abi): Remove sorry.
8912 (ix86_build_builtin_va_list_abi): New.
8913 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8915 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8916 (ix86_init_builtins_va_builtins_abi): New.
8917 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8919 (ix86_handle_abi_attribute): New.
8920 (attribute_spec): Add sysv_abi and ms_abi.
8921 (ix86_fn_abi_va_list): New.
8922 (ix86_canonical_va_list_type): New.
8923 (ix86_enum_va_list): New.
8924 (TARGET_FN_ABI_VA_LIST): New.
8925 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8926 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8927 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8928 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8929 (TARGET_ENUM_VA_LIST): New.
8930 * expr.h (std_fn_abi_va_list): New.
8931 (std_canonical_va_list_type): New.
8932 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8933 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8934 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8935 TARGET_CANONICAL_VA_LIST_TYPE.
8936 * target.h (struct gcc_target): Add fn_abi_va_list hook
8937 and canonical_va_list_type hook.
8939 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8941 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8942 integral and pointer types.
8944 2008-07-04 Roger Sayle <roger@eyesopen.com>
8946 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8947 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8949 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8952 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8954 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8956 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8957 build_gimple_modify_stmt.
8958 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8959 gimple operand. Use fold_build* instead of build*.
8961 2008-07-04 Richard Guenther <rguenther@suse.de>
8963 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8964 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8965 properly to compute the reachability set if we do field-sensitive PTA.
8966 * invoke.texi (max-fields-for-field-sensitive): Document default.
8967 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8968 100 for optimize >= 2.
8970 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8972 * ggc-zone.c (lookup_page_table_if_allocated,
8973 set_page_table_entry, zone_find_object_size, alloc_small_page,
8974 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8975 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8976 -Wc++-compat and/or -Wcast-qual warnings.
8978 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8981 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8982 pic_offset_table_rtx to be marked as used here.
8983 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8984 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8985 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8986 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8989 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8991 * alloc-pool.c (hash_descriptor, eq_descriptor,
8992 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8993 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8995 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8996 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8997 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8998 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9001 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9003 * tree-flow.h (loop_only_exit_p): Declare.
9004 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9005 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9006 the number of iterations if it is constant. Otherwise, if this is the
9007 only possible exit of the loop, use the conservative estimate on the
9008 number of iterations of the entire loop if available.
9010 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9012 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9013 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9014 Add synchronization functions.
9015 * config/sync.c: New file.
9016 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9017 (LIBGCC_SYNC_CFLAGS): Likewise.
9019 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9022 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9023 (*pushtf_sse): New insn pattern.
9024 (pushtf splitters): New splitters.
9026 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9029 * predict.c (build_predict_expr): Use void_type_node for the tree
9030 type, instead of NULL_TREE.
9032 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9034 * config/i386/i386.c (contains_aligned_value_p): Return true
9036 (ix86_data_alignment): Align TCmode to 128bits.
9037 (ix86_local_alignment): Likewise.
9039 2008-07-03 Andrew Haley <aph@redhat.com>
9042 * vec.h (VEC_TA): New.
9043 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9044 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9045 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9046 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9047 (C_COMMON_FIXED_TYPES): Remove first arg.
9048 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9049 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9050 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9051 not to use empty macro arguments.
9053 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9055 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9056 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9057 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9058 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9059 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9060 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9061 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9062 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9063 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9064 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9065 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9066 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9067 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9068 config/rs6000/e500crtres64gpr.asm,
9069 config/rs6000/e500crtres64gprctr.asm,
9070 config/rs6000/e500crtrest32gpr.asm,
9071 config/rs6000/e500crtrest64gpr.asm,
9072 config/rs6000/e500crtresx32gpr.asm,
9073 config/rs6000/e500crtresx64gpr.asm,
9074 config/rs6000/e500crtsav32gpr.asm,
9075 config/rs6000/e500crtsav64gpr.asm,
9076 config/rs6000/e500crtsav64gprctr.asm,
9077 config/rs6000/e500crtsavg32gpr.asm,
9078 config/rs6000/e500crtsavg64gpr.asm,
9079 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9080 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9081 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9082 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9083 config/sparc/sol2-cn.asm: Remove .file directives.
9085 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9087 * resource.c (mark_referenced_resources): Look inside
9088 UNSPEC_VOLATILEs and ASM_INPUTs.
9090 2008-07-02 Ian Lance Taylor <iant@google.com>
9092 * rtlanal.c (add_reg_note): New function.
9093 * rtl.h (add_reg_note): Declare.
9094 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9095 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9096 * builtins.c (expand_builtin_longjmp): Likewise.
9097 (expand_builtin_nonlocal_goto): Likewise.
9098 * calls.c (emit_call_1, expand_call): Likewise.
9099 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9100 * cfglayout.c (fixup_reorder_chain): Likewise.
9101 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9102 (commit_one_edge_insertion): Likewise.
9103 * combine.c (move_deaths, distribute_notes): Likewise.
9104 * df-problems.c (df_set_note): Likewise.
9105 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9106 (set_unique_reg_note): Likewise.
9107 (emit_copy_of_insn_after): Likewise.
9108 * expr.c (expand_expr_real): Likewise.
9109 * gcse.c (add_label_notes): Likewise.
9110 * haifa-sched.c (create_check_block_twin): Likewise.
9111 * jump.c (mark_jump_label_1): Likewise.
9112 * loop-doloop.c (add_test, doloop_modify): Likewise.
9113 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9114 * lower-subreg.c (move_eh_region_note): Likewise.
9115 * optabs.c (emit_libcall_block): Likewise.
9116 * predict.c (predict_insn): Likewise.
9117 (combine_predictions_for_insn): Likewise.
9118 * recog.c (peephole2_optimize): Likewise.
9119 * regmove.c (try_auto_increment): Likewise.
9120 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9121 * reload.c (find_reloads): Likewise.
9122 * reload1.c (fixup_eh_region_note): Likewise.
9123 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9124 * reorg.c (delete_prior_computation): Likewise.
9125 (delete_computation, dbr_schedule): Likewise.
9126 * config/pa/pa.c (legitimize_pic_address): Likewise.
9127 * config/sh/sh.c (sh_reorg): Likewise.
9129 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9132 * config/libgcc-glibc.ver: Add %exclude.
9133 * config/m32r/libgcc-glibc.ver: Likwise.
9134 * config/s390/libgcc-glibc.ver: Likwise.
9135 * config/sh/libgcc-glibc.ver: Likwise.
9136 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9138 * config/i386/libgcc-glibc.ver: New.
9140 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9142 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9144 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9145 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9146 i[34567]86-*-linux*, x86_64-*-linux*. Add
9147 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9148 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9149 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9150 i[34567]86-*-linux*, x86_64-*-linux*.
9152 * libgcc-std.ver: Add empty GCC_4.4.0.
9154 * mkmap-symver.awk: Support multiple versions per symbol.
9156 * config/i386/i386.c (ix86_init_builtins): Always define
9157 __builtin_fabsq and __builtin_copysignq with fallbacks.
9158 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9159 and __builtin_copysignq if SSE2 isn't available.
9161 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9162 (LIBGCC2_TF_CEXT): Likwise.
9165 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9167 * config/i386/sfp-machine.h: Moved to libgcc.
9169 * config/i386/sfp-machine.h: New.
9170 * config/i386/t-linux: Likwise.
9172 * config/i386/t-darwin: Remove softfp_wrap_start and
9174 * config/i386/t-darwin64: Likewise.
9176 * config/i386/t-fprules-softfp64: Renamed to ...
9177 * config/i386/t-fprules-softfp: This.
9179 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9180 and softfp_wrap_end.
9182 2008-07-02 Jason Merrill <jason@redhat.com>
9184 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9186 * tree.c (ctor_to_list): New fn.
9187 * tree.h: Declare it.
9188 (CONSTRUCTOR_ELT): New macro.
9189 (CONSTRUCTOR_NELTS): New macro.
9191 2008-07-02 Richard Guenther <rguenther@suse.de>
9193 * tree-ssa-structalias.c (struct variable_info): Reorder
9194 to fill padding on 64bit hosts. Make collapsed_to an int.
9195 (get_varinfo_fc): Deal with that.
9196 (new_var_info): Likewise.
9197 (collapse_rest_of_var): Likewise.
9199 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9201 * doc/install.texi (--enable-java-home): Document.
9202 (--enable-aot-compile-rpm): Likewise.
9203 (--with-arch-directory): Likewise.
9204 (--with-os-directory): Likewise.
9205 (--with-origin-name): Likewise.
9206 (--with-arch-suffix): Likewise.
9207 (--with-jvm-root-dir): Likewise.
9208 (--with-jvm-jar-dir): Likewise.
9209 (--with-python-dir): Likewise.
9211 2008-07-02 Richard Guenther <rguenther@suse.de>
9213 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
9214 from decls explicitly. Merge operand checking from tuples.
9216 2008-07-02 Martin Jambor <mjambor@suse.cz>
9218 * tree-switch-conversion.c: Included timevar.h which I forgot before.
9220 2008-07-02 Martin Jambor <mjambor@suse.cz>
9222 * tree-switch-conversion.c: Included timevar.h
9223 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
9225 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
9227 2008-07-02 Martin Jambor <mjambor@suse.cz>
9229 * tree-switch-conversion.c: Corrected various comments and
9231 (build_constructors): Fixed minor formatting mistakes.
9233 * invoke.texi (Optimize Options): Corrected the
9234 switch-conversion-max-branch-ratio parameter.
9236 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
9238 * final.c (asm_insn_count): Return zero for an empty asm body.
9240 2008-07-02 Richard Guenther <rguenther@suse.de>
9242 * bitmap.h (bitmap_set_bit): Return bool.
9243 (bitmap_clear_bit): Likewise.
9244 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9245 write to the bitmap if it would.
9246 (bitmap_clear_bit): Likewise.
9247 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9248 bitmap_set_bit return value.
9249 (add_pred_graph_edge): Likewise.
9250 (add_graph_edge): Likewise.
9251 (do_sd_constraint): Likewise.
9252 (do_ds_constraint): Likewise.
9254 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9256 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9257 Fix -Wc++-compat and/or -Wcast-qual warnings.
9258 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9259 gen_regparm_prefix): Likewise.
9260 * vmsdbgout.c (write_modbeg, lookup_filename,
9261 vmsdbgout_source_line, vmsdbgout_init): Likewise.
9263 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
9265 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
9266 defaults.h definition apply.
9268 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9270 * function.c (assign_parm_remove_parallels): New.
9271 (assign_parm_setup_block_p): Do not return true for non-BLKmode
9273 (assign_parm_setup_block): Do not handle them.
9274 (assign_parm_setup_reg, assign_parm_setup_stack): Call
9275 assign_parm_remove_parallels.
9277 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9279 * c-typeck.c (convert_for_assignment): Use
9280 vector_targets_convertible_p.
9281 * c-common.c (vector_targets_convertible_p): New.
9282 * c-common.h (vector_targets_convertible_p): New prototype.
9283 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
9284 opaque_p_V2SI_type_node.
9286 2008-07-01 Steve Ellcey <sje@cup.hp.com>
9288 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
9291 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
9293 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
9294 TFmode constants via two element DImode vector for hosts with
9295 HOST_BITS_PER_WIDE_INT < 64.
9296 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
9297 also for HOST_BITS_PER_WIDE_INT < 64.
9299 2008-07-01 Richard Guenther <rguenther@suse.de>
9301 PR tree-optimization/36666
9302 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
9303 (get_constraint_exp_from_ssa_var): Split into ...
9304 (get_constraint_exp_for_temp): ... this ...
9305 (get_constraint_for_ssa_var): ... and that.
9306 Return constraint expressions for all touched sub-fields
9307 if the results address is not taken.
9308 (process_constraint): Remove assertion that aggregate
9309 assignments do not happen at this place.
9310 (get_constraint_for_component_ref): Add address_p argument.
9311 Return constraint expressions for all touched sub-fields
9312 if the results address is not taken.
9313 (do_deref): Use get_constraint_exp_for_temp.
9314 (get_constraint_for_1): Rename from ...
9315 (get_constraint_for): ... this. Add the old function as wrapper.
9316 (do_structure_copy): Use get_constraint_for_1.
9318 2008-07-01 Martin Jambor <mjambor@suse.cz>
9320 * Makefile.in (tree-switch-conversion.o): Add.
9321 (OBJS-common): Add tree-swtch-conversion.o.
9322 * passes.c (init_optimization_passes): Add pass_convert_switch.
9323 * tree-pass.h: (pass_convert_switch): Add.
9324 * tree-switch-conversion.c: New file.
9325 * gcc.dg/tree-ssa/cswtch.c: New testcase.
9326 * common.opt (ftree-cswtch): New option.
9327 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9328 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9329 * opts.c (decode_options): Set flag_tree_switch_conversion when
9330 optimization level is >= 2.
9331 * doc/invoke.texi (Optimize Options): Added description of
9332 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
9334 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9336 * config/darwin-driver.c (darwin_default_min_version): Fix
9337 -Wc++-compat warnings.
9339 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
9341 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
9344 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9346 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
9348 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9350 PR rtl-optimization/34744
9351 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
9352 (df_scan_free_internal): Free data structures not
9353 allocated in storage pools.
9354 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
9355 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
9356 df_scan_free_mws_vec.
9357 * dse.c (dse_step6): Free offset_map_p and offset_map_n
9360 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
9362 * config/i386/i386.c (contains_aligned_value_p): Return true
9364 (ix86_function_arg_boundary): Return its natural boundary
9366 (return_in_memory_32): Don't check TDmode.
9367 (ix86_split_to_parts): Support splitting into 4 parts and
9368 support TFmode for 32bit target.
9369 (ix86_split_long_move): Support splitting into 4 parts.
9370 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
9372 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
9373 (ix86_init_builtins): Here.
9374 (ix86_scalar_mode_supported_p): Always return true for TFmode.
9375 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
9376 'q' and 'w', respectively.
9378 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
9380 (movtf_internal): Likewise.
9381 (<code>tf2): Likewise.
9382 (*absnegtf2_sse): Likewise.
9383 (copysign<mode>3): Likewise.
9384 (copysign<mode>3_const): Likewise.
9385 (copysign<mode>3_var): Likewise.
9386 (define_split UNSPEC_COPYSIGN): Likewise.
9387 * config/i386/sse.md (*nandtf3): Likewise.
9388 (<code>tf3): Likewise.
9389 (*<code>tf3): Likewise.
9391 2008-06-30 Joey Ye <joey.ye@intel.com>
9392 H.J. Lu <hongjiu.lu@intel.com>
9394 * global.c (compute_regsets): Set frame_pointer_needed here.
9395 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
9397 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9399 * doc/install.texi (specific): Expand Windows build notes.
9401 2008-06-30 Ira Rosen <irar@il.ibm.com>
9403 PR tree-optimization/36648
9404 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
9405 number of prolog iterations by step. Fix the comment.
9407 2008-06-30 Richard Guenther <rguenther@suse.de>
9410 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
9411 handle calls from ECF_MALLOC functions.
9412 (handle_pure_call): ECF_MALLOC functions do not return
9414 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
9416 2008-06-29 Andreas Schwab <schwab@suse.de>
9418 * config/m68k/m68k.c (print_operand): Always print a float
9420 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
9421 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
9424 * config/rs6000/x-linux64: Remove never used file.
9426 2008-06-29 Richard Guenther <rguenther@suse.de>
9428 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9430 (struct alias_info): Move ...
9431 * tree-ssa-alias.c: ... here.
9432 (update_alias_info): Declare.
9433 (compute_may_aliases): Call it.
9434 (update_alias_info): New function.
9435 * tree-ssa-structalias.c (update_alias_info): Move ...
9436 * tree-ssa-alias.c (update_alias_info_1): ... here.
9437 * tree-ssa-structalias.c (process_constraint_1): Remove
9438 unused from_call argument. Rename to ...
9439 (process_constraint): ... this. Delete old wrapper.
9440 (make_constraint_to): Adjust callers.
9441 (handle_const_call): Likewise.
9442 (handle_pure_call): Likewise.
9443 (init_base_vars): Likewise.
9444 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9445 (find_func_aliases): We don't need structure copies for
9447 (make_constraint_from_anything): Remove.
9448 (create_variable_info_for): For globals make constraints
9449 from escaped, not from anything.
9450 (compute_points_to_sets): Do not call update_alias_info.
9451 (ipa_pta_execute): Use make_constraint_from.
9453 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9455 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9456 (bitmap.o-warn, dominance.o-warn): New.
9457 * configure.ac (cxx_compat_warn): Delete.
9458 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9459 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9461 * configure: Regenerate.
9463 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9466 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9468 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9469 * df-scan.c (df_notes_rescan): Likewise.
9470 * ggc-page.c (set_page_table_entry): Likewise.
9471 * intl.c (gcc_gettext_width): Likewise.
9472 * varasm.c (get_unnamed_section, get_noswitch_section,
9473 get_section): Likewise.
9475 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9477 * regrename.c (build_def_use): Don't copy RTX.
9479 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9481 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9482 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9483 punctuation. Use @ref instead of @xref.
9484 (Function Names): Remove stray @display/@end display.
9485 (C++ Attributes): Use @ref instead of @xref.
9486 (Deprecated Features): Fix punctuation around @xref.
9487 (Backwards Compatibility): Likewise.
9488 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9490 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9492 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9493 constants for E500 double.
9495 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9497 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9498 element type of const_vector.
9500 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9502 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9503 Remove FLAGS_REG clobber from expander pattern.
9504 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9505 (anddi3, andsi3, andhi3, andqi3): Ditto.
9506 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9507 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9508 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9509 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9510 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9511 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9512 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9513 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9515 2008-06-28 Richard Guenther <rguenther@suse.de>
9517 * tree-ssa-structalias.c (callused_id, var_callused,
9518 callused_tree): Add.
9519 (handle_pure_call): New function.
9520 (find_func_aliases): Call it.
9521 (find_what_p_points_to): Handle the call-used set.
9522 (clobber_what_escaped): Likewise.
9523 (compute_call_used_vars): New function.
9524 (init_base_vars): Init the call-used variable.
9525 (do_sd_constraint): Do not propagate the solution from CALLUSED
9526 but use CALLUSED as a placeholder.
9527 (solve_graph): Likewise.
9528 * tree-flow-inline.h (gimple_call_used_vars): New function.
9529 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9530 (compute_call_used_vars): Declare.
9531 * tree-ssa-alias.c (set_initial_properties): Call
9532 compute_call_used_vars.
9533 (reset_alias_info): Clear call-used variables.
9534 (add_call_clobber_ops): Assert we are not called for const/pure
9535 functions. Remove handling of them.
9536 (add_call_read_ops): Handle pure functions by adding the
9537 call-used set of variables as VUSEs.
9538 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9539 (delete_tree_ssa): Free it.
9540 * tree-dfa.c (remove_referenced_var): Clear the var from the
9543 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9545 * tree.c (build_varargs_function_type_list): New.
9546 (build_function_type_list_1): New.
9547 (build_function_type_list): Use build_function_type_list_1.
9548 * tree.h (build_varargs_function_type_list): New.
9550 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9553 * config/spu/spu.c (spu_builtin_splats): Do not generate
9554 invalid CONST_VECTOR expressions.
9555 (spu_expand_vector_init): Likewise.
9557 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9559 * optabs.c (libfunc_decls): New variable.
9560 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9561 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9562 for the same function twice.
9564 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9566 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9567 ix86_expand_binary_operator directly.
9568 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9570 (*ashrti3_1): Ditto.
9571 (*lshrti3_1): Ditto.
9572 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9573 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9574 using only one splitter. Conditionaly execute splitter before or
9575 after peephole2 pass.
9576 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9577 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9578 Use only one alternative in asm template.
9579 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9581 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9582 "J" operand constraint for operand 2.
9583 (*ashldi3_cconly_rex64): Ditto.
9584 (*ashrdi3_cmp_rex64): Ditto.
9585 (*ashrdi3_cconly_rex64): Ditto.
9586 (*lshrdi3_cmp_rex64): Ditto.
9587 (*lshrdi3_cconly_rex64): Ditto.
9588 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9589 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9590 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9593 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9595 * gimplify.c (omp_is_private): Don't return true if decl is not
9596 already private on #pragma omp for or #pragma omp parallel for.
9599 * tree-cfg.c (struct move_stmt_d): Replace block field with
9600 orig_block and new_block fields.
9601 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9602 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9603 (move_block_to_fn): Replace vars_map and new_label_map arguments
9604 with struct move_stmt_d pointer.
9605 (replace_block_vars_by_duplicates): New function.
9606 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9607 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9608 all subblocks of ORIG_BLOCK to the new function. Call
9609 replace_block_vars_by_duplicates.
9610 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9611 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9612 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9613 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9614 (expand_omp): Temporarily set input_location to the location of
9615 region's controlling stmt.
9616 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9617 BIND_EXPR, push ctx->block_vars and gimplification vars into
9618 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9620 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9621 there are any BLOCK_VARS.
9622 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9623 OMP_PARALLEL or OMP_TASK stmt.
9624 (lower_omp): Save and restore input_location around the lower_omp_1
9627 2008-06-27 Richard Guenther <rguenther@suse.de>
9629 PR tree-optimization/36400
9630 PR tree-optimization/36373
9631 PR tree-optimization/36344
9632 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9633 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9634 (update_alias_info): Remove call clobbering code.
9635 (make_constraint_to): New helper function.
9636 (make_escape_constraint): Likewise.
9637 (handle_rhs_call): Use it on all pointer containing arguments.
9638 Also mark the static chain escaped.
9639 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9640 instead of ANYTHING.
9641 (make_constraint_from): New helper split out from ...
9642 (make_constraint_from_anything): ... here.
9643 (find_func_aliases): Add constraints for escape sites.
9644 (intra_create_variable_infos): Make constraints from NONLOCAL
9646 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9648 (clobber_what_p_points_to): Remove.
9649 (clobber_what_escaped): New function.
9650 (init_base_vars): Init NONLOCAL and ESCAPED.
9651 (do_sd_constraint): Do not propagate the solution from ESCAPED
9652 but use ESCAPED as a placeholder.
9653 (solve_graph): Likewise.
9654 * tree-flow.h (clobber_what_p_points_to): Remove.
9655 (clobber_what_escaped): Declare.
9656 * tree-ssa-alias.c (set_initial_properties): Call it.
9657 Remove code clobbering escaped pointers.
9659 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9661 * function.c (allocate_struct_function): Only allocate a unique
9662 funcdef_no if the decl is nonzero.
9664 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9666 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9667 * config/mips/mips.c (mips_split_const_insns): New function.
9668 * config/mips/mips.md (move_type): New attribute.
9669 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9670 (dword_mode): New attribute.
9671 (type): Avoid long line. Map "move_type"s to "type"s,
9672 choosing "multi" for doubleword moves if appropriate.
9673 Swap MTC/MFC comments to match their declaration order.
9674 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9675 "type" is "branch" or "jal" is "direct".
9676 (length): Handle "extended_mips16" first. Make the default
9677 "0" for "ghost" instructions. Set the length from "move_type".
9678 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9679 of "type", with "sll0" for the register alternative. Remove the
9680 "extended_mips16" attribute.
9681 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9682 of "type", with "shift_shift" for the register alternative.
9683 Remove the "length" attribute.
9684 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9685 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9686 of "type", with "andi" for the register alternative.
9687 (*zero_extendqihi2): Likewise.
9688 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9689 of "andi" instead of a "type" of "arith".
9690 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9692 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9693 (mov_<store>r, *mov<mode>_ra): Likewise.
9694 (extendsidi2): Use "move_type" instead of "type", with "move"
9695 for the register alternative.
9696 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9697 of "type", with "signext" for the register alternative.
9698 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9699 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9700 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9701 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9702 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9703 (unnamed branch insn): Likewise.
9704 (*movdi_gp32_fp64): Fold into...
9705 (*movdi_32bit): ...here.
9706 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9707 (*movdf_hardfloat): ...this new pattern.
9708 (*movdf_softfloat): Remove redundant FPR alternatives.
9709 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9710 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9711 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9712 the "move" attribute.
9713 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9714 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9715 and "store" for COP loads and stores.
9716 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9717 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9718 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9719 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9720 (*movtf_mips16, *movv2sf): Likewise.
9721 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9722 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9723 (mfhc1<mode>): Use "move_type" instead of "move".
9724 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9725 (loadgp_blockage): Remove the "length" attribute.
9726 (blockage, set_got_version, update_got_version): Likewise.
9727 (call_internal): Remove the "extended_mips16" attribute.
9728 (call_value_internal, call_value_multiple_internal): Likewise.
9729 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9731 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9732 the "length" attribute.
9734 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9736 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9737 -Wcast-qual warnings.
9738 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9739 handle_pragma_pop_macro): Likewise.
9740 * collect2.c (resolve_lib_name): Likewise.
9741 * config/arc/arc.c (arc_init): Likewise.
9742 * config/arm/arm.c (neon_builtin_compare,
9743 locate_neon_builtin_icode): Likewise.
9744 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9745 * config/bfin/bfin.c (bfin_init_machine_status,
9746 bfin_optimize_loop): Likewise.
9747 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9748 * config/cris/cris.c (cris_init_expanders): Likewise.
9749 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9750 * config/darwin.c (machopic_indirection_eq,
9751 machopic_indirection_name, machopic_output_indirection): Likewise.
9752 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9753 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9754 frv_optimize_membar): Likewise.
9755 * config/i386/cygwin.h (mingw_scan,
9756 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9757 * config/i386/cygwin1.c (mingw_scan): Likewise.
9758 * config/i386/i386.c (machopic_output_stub): Likewise.
9759 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9760 i386_pe_unique_section): Likewise.
9761 * config/ia64/ia64.c (ia64_init_machine_status,
9762 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9764 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9765 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9766 * config/m68k/m68k.c (m68k_handle_option,
9767 m68k_sched_md_init_global): Likewise.
9768 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9769 mcore_unique_section): Likewise.
9770 * config/mips/mips.c (mips_block_move_straight,
9771 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9773 * config/mmix/mmix.c (mmix_init_machine_status,
9774 mmix_encode_section_info): Likewise.
9775 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9776 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9777 print_operand_address, output_toc, redefine_groups,
9778 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9779 * config/s390/s390.c (s390_init_machine_status): Likewise.
9780 * config/score/score.c (score_block_move_straight,
9781 score_block_move_loop_body): Likewise.
9782 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9783 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9784 * emit-rtl.c (find_auto_inc): Likewise.
9785 * gcc.c (translate_options, process_command): Likewise.
9786 * reorg.c (dbr_schedule): Likewise.
9787 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9788 * xcoffout.c (xcoffout_declare_function): Likewise.
9790 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9792 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9793 ipa-pta working again.
9795 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9797 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9800 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9802 * config.gcc (powerpc*-*-*): Add new core e500mc.
9803 * config/rs6000/e500mc.md: New file.
9804 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9806 (rs6000_override_options): Add e500mc case to
9807 processor_target_table. Altivec and Spe options not allowed
9808 with e500mc. Add isel instruction to e500mc by
9809 default. Initialize rs6000_cost for e500mc.
9810 (rs6000_issue_rate): Set issue rate for e500mc.
9811 * config/rs6000/rs6000.h (processor_type): Add
9812 PROCESSOR_PPCE500MC.
9813 (ASM_CPU_SPEC): Add e500mc.
9814 Set TARGET_ISEL to rs6000_isel.
9815 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9816 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9817 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9819 * doc/invoke.texi: Add e500mc to list of cpus.
9821 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9824 * c-lex.c (lex_charconst): Initialize unsignedp.
9826 2008-06-27 Olivier Hainque <hainque@adacore.com>
9828 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9829 documented assumptions.
9831 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9833 * dwarf2out.c: Remove trailing white spaces. Break long line
9836 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9838 * libfuncs.h (LTI_synchronize): New libfunc_index.
9839 (synchronize_libfunc): Declare.
9840 * builtins.c (expand_builtin_synchronize): Consider using
9841 synchronize_libfunc before falling back on an asm blockage.
9842 * config/mips/mips.c: Include libfuncs.h
9843 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9845 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9847 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9848 parameter. Copy stack_reg to r11 where appropriate.
9849 (no_global_regs_above): Add gpr parameter.
9850 (rs6000_stack_info): Only add padding for SPE save area if we
9851 are saving SPE GPRs and CR.
9852 (saveres_routine_syms): New variable.
9853 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9855 (rs6000_savres_routine_sym): New function.
9856 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9858 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9859 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9860 Tweak FPR out-of-line saving.
9861 (rs6000_make_savres_rtx): New function.
9862 (rs6000_use_multiple_p): New function.
9863 (rs6000_savres_strategy): New function.
9864 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9865 out-of-line if appropriate.
9866 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9867 if we are optimizing for size.
9868 (GP_SAVE_INLINE): Define.
9869 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9870 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9871 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9872 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9873 (*save_fpregs_<mode>): Add use of r11.
9874 (*restore_gpregs_<mode>): New insn.
9875 (*return_and_restore_gpregs_<mode>): New insn.
9876 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9878 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9879 (*restore_gpregs_spe): New insn.
9880 (*return_and_restore_gpregs_spe): New insn.
9881 * config/rs6000/predicates.md (save_world_operation): Fix check.
9883 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9885 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9886 this point, so assert that.
9888 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9890 * cfganal.c: Include vec.h and vecprim.h.
9891 (compute_idf): Import from...
9892 * tree-into-ssa (compute_idf): ...here.
9893 * basic-block.h (compute_idf): Export.
9895 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9897 * c-decl.c (merge_decls): Use !current_function_decl to check for
9898 extern declaration of C99 inline function being at file scope.
9900 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9902 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9904 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9906 * alias.c (record_alias_subset, init_alias_analysis): Fix
9907 -Wc++-compat and/or -Wcast-qual warnings.
9908 * attribs.c (lookup_attribute_spec): Likewise.
9909 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9910 copy_bb, connect_traces,
9911 find_rarely_executed_basic_blocks_and_cr): Likewise.
9912 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9913 note_btr_set, migrate_btr_defs): Likewise.
9914 * builtins.c (result_vector, expand_builtin_memcpy,
9915 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9916 builtin_memset_read_str, expand_builtin_printf,
9917 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9919 * caller-save.c (mark_set_regs): Likewise.
9920 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9921 * cgraph.c (cgraph_edge): Likewise.
9922 * combine.c (likely_spilled_retval_1): Likewise.
9923 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9924 htab_counts_entry_del, get_coverage_counts): Likewise.
9925 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9926 new_cselib_val): Likewise.
9927 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9928 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9930 * df-core.c (df_compact_blocks): Likewise.
9931 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9932 * df-scan.c (df_grow_reg_info, df_ref_create,
9933 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9934 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9935 df_record_entry_block_defs, df_record_exit_block_uses,
9936 df_bb_verify): Likewise.
9937 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9938 DF_REF_EXTRACT_MODE_CONST): New.
9939 * dominance.c (get_immediate_dominator, get_dominated_by,
9940 nearest_common_dominator, root_of_dom_tree,
9941 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9942 -Wc++-compat and/or -Wcast-qual warnings.
9943 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9944 record_store, replace_read, check_mem_read_rtx, scan_insn,
9945 dse_step1, dse_record_singleton_alias_set): Likewise.
9946 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9948 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9950 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9951 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9952 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9953 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9954 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9955 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9956 file_name_acquire, output_file_names, add_const_value_attribute,
9957 premark_used_types_helper, file_table_eq, file_table_hash,
9958 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9959 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9960 -Wcast-qual warnings.
9961 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9962 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9963 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9964 gen_reg_rtx, start_sequence, init_emit): Likewise.
9965 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9966 * except.c (init_eh_for_function, gen_eh_region,
9967 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9968 arh_to_landing_pad, arh_to_label, add_action_record,
9969 add_call_site, switch_to_exception_section): Likewise.
9970 * expmed.c (synth_mult): Likewise.
9971 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9972 store_expr): Likewise.
9973 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9975 * function.c (assign_stack_temp_for_type,
9976 allocate_struct_function, match_asm_constraints_1): Likewise.
9977 * gcov-io.c (gcov_allocate): Likewise.
9978 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9979 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9980 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9981 record_one_set, insert_expr_in_table, insert_set_in_table,
9982 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9983 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9984 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9985 -Wcast-qual warnings.
9987 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9989 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9990 -Wcast-qual warnings.
9991 * gcc.c (process_command): Likewise.
9992 * genattrtab.c (oballoc): Use XOBNEW.
9993 (oballocvec): Define.
9994 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9995 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9996 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9997 -Wc++-compat and/or -Wcast-qual warnings.
9998 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9999 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10000 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10001 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10002 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10003 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10004 add_excls, process_presence_absence_names,
10005 process_presence_absence_patterns, add_presence_absence,
10006 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10007 get_free_state, add_arc, get_free_automata_list_el,
10008 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10009 transform_3, cache_presence, create_ainsns, create_automata,
10010 create_state_ainsn_table, dfa_insn_code_enlarge,
10011 output_trans_func, output_min_issue_delay_func,
10012 output_dead_lock_func, output_reset_func,
10013 output_get_cpu_unit_code_func, output_dfa_start_func,
10014 expand_automata): Likewise.
10015 * genextract.c (gen_insn): Likewise.
10016 * gengtype-lex.l: Likewise.
10017 * gengtype.c (read_input_list, adjust_field_type,
10018 process_gc_options): Likewise.
10019 * genoutput.c (note_constraint): Likewise.
10020 * genpreds.c (mangle, add_constraint): Likewise.
10021 * genrecog.c (process_define_predicate, new_decision,
10022 add_to_sequence): Likewise.
10023 * gensupport.c (record_insn_name): Likewise.
10025 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10027 * config/i386/driver-i386.c (detect_caches_amd,
10028 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10029 and/or -Wcast-qual warnings.
10030 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10031 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10032 gt_pch_save): Likewise.
10033 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10034 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10035 * global.c (compute_regsets): Likewise.
10036 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10037 finish_graph_dump_file): Likewise.
10038 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10039 unlink_bb_notes): Likewise.
10040 * integrate.c (get_hard_reg_initial_val): Likewise.
10041 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10042 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10043 * local-alloc.c (update_equiv_regs): Likewise.
10044 * loop-invariant.c (check_invariant_table_size,
10045 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10047 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10048 altered_reg_used, mark_altered): Likewise.
10049 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10050 insert_var_expansion_initialization,
10051 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10052 release_var_copies): Likewise.
10053 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10054 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10055 analyze_accesses_for_phi_node, check_var_notmodified_p,
10056 check_allocation_function, find_sites_in_func,
10057 record_all_accesses_in_func, transform_access_sites,
10058 transform_allocation_sites): Likewise.
10059 * omp-low.c (new_omp_region, create_omp_child_function_name,
10060 check_omp_nesting_restrictions, check_combined_parallel,
10061 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10062 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10063 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10064 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10066 * opts-common.c (prune_options): Likewise.
10067 * opts.c (add_input_filename, print_filtered_help,
10068 get_option_state): Likewise.
10069 * params.c (add_params): Likewise.
10070 * passes.c (set_pass_for_id, next_pass_1,
10071 do_per_function_toporder, pass_fini_dump_file): Likewise.
10072 * postreload.c (reload_cse_simplify_operands): Likewise.
10073 * predict.c (tree_predicted_by_p, tree_predict_edge,
10074 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10076 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10078 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10080 * recog.c (check_asm_operands, validate_change_1): Likewise.
10081 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10082 subst_asm_stack_regs): Likewise.
10083 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10084 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10085 * regmove.c (reg_is_remote_constant_p): Likewise.
10086 * regrename.c (regrename_optimize, scan_rtx_reg,
10087 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10089 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10090 regstat_compute_calls_crossed): Likewise.
10091 * reload1.c (init_reload, new_insn_chain,
10092 has_nonexceptional_receiver, reload, copy_reloads,
10093 calculate_needs_all_insns, init_elim_table): Likewise.
10094 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10095 * rtl.c (shallow_copy_rtx_stat): Likewise.
10096 * rtlanal.c (parms_set): Likewise.
10097 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10098 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10099 * sched-ebb.c (earliest_block_with_similiar_load,
10100 add_deps_for_risky_insns): Likewise.
10101 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10102 schedule_region): Likewise.
10103 * see.c (eq_descriptor_pre_extension,
10104 hash_descriptor_pre_extension, hash_del_pre_extension,
10105 eq_descriptor_properties, hash_descriptor_properties,
10106 hash_del_properties, see_seek_pre_extension_expr,
10107 see_initialize_data_structures, see_print_register_properties,
10108 see_print_pre_extension_expr, see_delete_merged_def_extension,
10109 see_delete_unmerged_def_extension, see_emit_use_extension,
10110 see_pre_delete_extension, see_map_extension, see_commit_changes,
10111 see_analyze_merged_def_local_prop,
10112 see_analyze_merged_def_local_prop,
10113 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10114 see_set_prop_merged_def, see_set_prop_unmerged_def,
10115 see_set_prop_unmerged_use, see_print_one_extension,
10116 see_merge_one_use_extension, see_merge_one_def_extension,
10117 see_store_reference_and_extension, see_update_uses_relevancy,
10118 see_update_defs_relevancy): Likewise.
10119 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10120 hash_statistics_free, curr_statistics_hash): Likewise.
10121 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10122 expand_asm_operands, expand_return, case_bit_test_cmp,
10123 expand_case): Likewise.
10124 * stor-layout.c (start_record_layout): Likewise.
10125 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10126 gt_pch_save_stringpool): Likewise.
10127 * tree-data-ref.c (hash_stmt_vertex_info,
10128 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10129 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10131 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10134 * config/i386/i386.md : Change constraints of HImode and QImode
10135 immediate operands from "i" to "n". Change SImode "ni" constraint to
10136 "i" and SImode "rmi" constraint to "g". Remove all constraints
10137 from const0_operand and const1_operand predicated operands.
10138 (i): Change QImode and HImode attribute from "i" to "n".
10139 (*subqi_2): Change HImode operands to QImode.
10142 2008-06-25 Olivier Hainque <hainque@adacore.com>
10144 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10147 2008-06-25 Richard Guenther <rguenther@suse.de>
10149 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10150 not overflow the result type.
10152 2008-06-25 Richard Guenther <rguenther@suse.de>
10154 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10155 (vn_lookup): Likewise.
10157 2008-06-25 Richard Guenther <rguenther@suse.de>
10159 PR tree-optimization/35518
10160 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10161 * tree-sra.c (instantiate_element): Use fold_build3 to build
10163 (try_instantiate_multiple_fields): Likewise.
10165 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10167 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10170 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10172 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10173 use_backchain_to_restore_sp to true
10174 if the offset of the link register save area would go over the 32k - 1
10175 offset limit of the load
10178 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10180 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10181 anchor for the type-punning blurb. Cross-reference "Structures
10182 unions enumerations and bit-fields implementation". Provide a
10183 cast-through-pointer example. Make final sentence self-contained.
10184 * doc/implement-c.texi (Structures unions enumerations and
10185 bit-fields implementation): Cross-reference the type-punning blurb
10186 in the -fstrict-aliasing documentation.
10188 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10190 PR middle-end/36594
10191 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10192 the memory instead of the memory itself for the save area.
10194 2008-06-24 Olivier Hainque <hainque@adacore.com>
10195 Nicolas Roche <roche@adacore.com>
10197 * gengtype.c (srcdir_len): size_t instead of int.
10198 (get_file_realbasename): New function. For F a filename, the real
10199 basename of F, with all the path components stripped.
10200 (get_file_srcdir_relative_path): New function. For F a filename, the
10201 relative path to F from $(srcdir).
10202 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
10203 get_file_realbasename. Adjust the head comment.
10204 (get_prefix_langdir_index): New function. For F a filename, return the
10205 lang_dir_names[] relative index of the language directory that is
10207 (get_file_langdir): For F a filename, return the name of the language
10208 directory where F is located.
10209 (get_file_gtfilename): New function. The gt- output file name for an
10211 (get_output_file_with_visibility): Replace in-line computations with
10212 uses of get_file_gtfilename and get_prefix_langdir_index.
10213 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
10215 2008-06-24 Jakub Jelinek <jakub@redhat.com>
10217 PR tree-optimization/36504
10218 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
10219 references without base address.
10221 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10223 PR middle-end/36584
10224 * calls.c (expand_call): Increase alignment for recursive functions.
10226 2008-06-23 Anatoly Sokolov <aesok@post.ru>
10228 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
10229 (TARGET_FUNCTION_VALUE): New define.
10230 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
10231 * config/avr/avr.h (FUNCTION_VALUE): Remove.
10233 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10235 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
10236 (fmod<mode>3): Ditto.
10237 (remainderxf3): Ditto.
10238 (remainder<mode>3): Ditto.
10240 2008-06-23 Jakub Jelinek <jakub@redhat.com>
10243 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10244 REG is a hard register.
10246 PR tree-optimization/36508
10247 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10248 499, don't check it at all in release compilers.
10250 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10252 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10253 together with SSE_TARGET_MATH to disable insn pattern.
10254 (*fop_<MODEF:mode>_2_i387): Ditto.
10255 (*fop_<MODEF:mode>_3_i387): Ditto.
10257 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10259 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
10261 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10263 PR middle-end/34906
10264 * gimplify.c (gimplify_asm_expr): Check the return code of
10265 parse_output_constraint call, set function return and is_inout
10266 value if it failed.
10268 2008-06-22 Ian Lance Taylor <iant@google.com>
10270 * c-lex.c (narrowest_unsigned_type): Change itk to int.
10271 (narrowest_signed_type): Likewise.
10272 * c-typeck.c (c_common_type): Change local variable mclass to enum
10274 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
10275 tcc_comparison, not the tree code itself.
10276 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
10277 (c_expand_expr): Cast modifier to enum expand_modifier.
10278 * c-common.h (C_RID_CODE): Add casts.
10279 (C_SET_RID_CODE): Define.
10280 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
10281 (c_lex_one_token): Add cast to avoid warning.
10282 (c_parser_objc_type_name): Rename local typename to type_name.
10283 (check_no_duplicate_clause): Change code parameter to enum
10285 (c_parser_omp_var_list_parens): Change kind parameter to enum
10287 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
10288 c_parser_omp_list_var_parens.
10289 (c_parser_omp_threadprivate): Likewise.
10290 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
10291 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
10292 * c-format.c (NO_FMT): Define.
10293 (printf_length_specs): Use NO_FMT.
10294 (asm_fprintf_length_specs): Likewise.
10295 (gcc_diag_length_specs): Likewise.
10296 (scanf_length_specs): Likewise.
10297 (strfmon_length_specs): Likewise.
10298 (gcc_gfc_length_specs): Likewise.
10299 (printf_flag_specs): Change 0 to STD_C89.
10300 (asm_fprintf_flag_specs): Likewise.
10301 (gcc_diag_flag_specs): Likewise.
10302 (gcc_cxxdiag_flag_specs): Likewise.
10303 (scanf_flag_specs): Likewise.
10304 (strftime_flag_specs): Likewise.
10305 (strfmon_flag_specs): Likewise.
10306 (print_char_table): Likewise.
10307 (asm_fprintf_char_table): Likewise.
10308 (gcc_diag_char_table): Likewise.
10309 (gcc_tdiag_char_table): Likewise.
10310 (gcc_cdiag_char_table): Likewise.
10311 (gcc_cxxdiag_char_table): Likewise.
10312 (gcc_gfc_char_table): Likewise.
10313 (scan_char_table): Likewise.
10314 (time_char_table): Likewis.
10315 (monetary_char_table): Likewise.
10316 * c-format.h (BADLEN): Likewise.
10318 2008-06-21 Ian Lance Taylor <iant@google.com>
10320 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
10321 Define END_OF_BASE_TREE_CODES around inclusion.
10322 * tree.c (tree_code_type): New global array.
10323 (tree_code_length, tree_code_name): Likewise.
10324 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
10325 $(lang_tree_files).
10326 (all-tree.def, s-alltree): New targets.
10327 (gencheck.h, s-gencheck): Remove.
10328 (tree.o): Depend upon all-tree.def.
10329 (build/gencheck.o): Remove gencheck.h dependency.
10330 (mostlyclean): Don't remove gencheck.h.
10331 * c-common.h (enum c_tree_code): Remove.
10332 * c-lang.c (tree_code_type): Remove.
10333 (tree_code_length, tree_code_name): Remove.
10334 * gencheck.c (tree_codes): Include all-tree.def, rather than
10335 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
10337 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
10339 * cp/cp-tree.h (enum cplus_tree_code): Remove.
10340 (operator_name_info): Size to MAX_TREE_CODES.
10341 (assignment_operator_name_info): Likewise.
10342 * cp/cp-lang.c (tree_code_type): Remove.
10343 (tree_code_length, tree_code_name): Remove.
10344 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
10345 (assignment_operator_name_info): Likewise.
10346 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
10348 * cp/mangle.c (write_expression): Likewise.
10349 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
10350 * fortran/f95-lang.c (tree_code_type): Remove.
10351 (tree_code_length, tree_code_name): Remove.
10352 * java/java-tree.h (enum java_tree_code): Remove.
10353 * java/lang.c (tree_code_type): Remove.
10354 (tree_code_length, tree_code_name): Remove.
10355 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
10356 * objc/objc-act.h (enum objc_tree_code): Remove.
10357 * objc/objc-lang.c (tree_code_type): Remove.
10358 (tree_code_length, tree_code_name): Remove.
10359 * objcp/objcp-lang.c (tree_code_type): Remove.
10360 (tree_code_length, tree_code_name): Remove.
10361 * ada/ada-tree.h (enum gnat_tree_code): Remove.
10362 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
10363 * ada/misc.c (tree_code_type): Remove.
10364 (tree_code_length, tree_code_name): Remove.
10366 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
10368 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
10369 the grand_bitmap_obstack.
10371 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10373 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
10374 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
10375 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
10376 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
10377 move_stmt_r, new_label_mapper): Likewise.
10378 * tree-complex.c (cvc_lookup): Likewise.
10379 * tree-dfa.c (create_function_ann): Likewise.
10380 * tree-dump.c (dump_register): Likewise.
10381 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
10382 find_phi_replacement_condition): Likewise.
10383 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
10384 tree_function_versioning): Likewise.
10385 * tree-into-ssa.c (cmp_dfsnum): Likewise.
10386 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
10387 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
10388 get_nonlocal_debug_decl, convert_nonlocal_reference,
10389 convert_nonlocal_omp_clauses, get_local_debug_decl,
10390 convert_local_reference, convert_local_omp_clauses,
10391 convert_nl_goto_reference, convert_nl_goto_receiver,
10392 convert_tramp_reference, convert_call_expr): Likewise.
10393 * tree-outof-ssa.c (contains_tree_r): Likewise.
10394 * tree-parloops.c (reduction_phi, initialize_reductions,
10395 eliminate_local_variables_1, add_field_for_reduction,
10396 add_field_for_name, create_phi_for_local_result,
10397 create_call_for_reduction_1, create_loads_for_reductions,
10398 create_stores_for_reduction, create_loads_and_stores_for_name):
10400 * tree-phinodes.c (allocate_phi_node): Likewise.
10401 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
10402 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
10403 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
10404 * tree-ssa-coalesce.c (compare_pairs): Likewise.
10405 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
10406 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
10407 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
10408 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10409 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
10410 vn_nary_op_insert): Likewise.
10411 * tree-ssa.c (redirect_edge_var_map_add,
10412 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
10413 * tree-vectorizer.c (vectorize_loops): Likewise.
10414 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
10415 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
10416 tree_cons_stat, build1_stat, build_variant_type_copy,
10417 decl_init_priority_lookup, decl_fini_priority_lookup,
10418 decl_priority_info, decl_restrict_base_lookup,
10419 decl_restrict_base_insert, decl_debug_expr_lookup,
10420 decl_debug_expr_insert, decl_value_expr_lookup,
10421 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
10422 type_hash_add, get_file_function_name, tree_check_failed,
10423 tree_not_check_failed, tree_range_check_failed,
10424 omp_clause_range_check_failed, build_omp_clause,
10425 build_vl_exp_stat): Likewise.
10426 * value-prof.c (gimple_histogram_value,
10427 gimple_duplicate_stmt_histograms): Likewise.
10428 * var-tracking.c (attrs_list_insert, attrs_list_copy,
10429 unshare_variable, variable_union_info_cmp_pos, variable_union,
10430 dataflow_set_different_1, dataflow_set_different_2,
10431 vt_find_locations, variable_was_changed, set_variable_part,
10432 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10433 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10434 section_entry_hash, object_block_entry_eq,
10435 object_block_entry_hash, create_block_symbol,
10436 initialize_cold_section_name, default_function_rodata_section,
10437 strip_reg_name, set_user_assembler_name, const_desc_eq,
10438 build_constant_desc, output_constant_def, lookup_constant_def,
10439 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10440 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10441 default_internal_label): Likewise.
10442 * varray.c (varray_init, varray_grow): Likewise.
10443 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10445 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10447 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10448 operators for "test" insn. Macroize insn using SWI mode macro.
10449 (*jcc_fused_2): Ditto.
10450 (*jcc_fused_3): Macroize insn using SWI mode macro.
10451 (*jcc_fused_4): Ditto.
10453 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10455 * tree-ssa-pre.c: Fix typo in comment.
10456 (init_antic, fini_antic): Add explicit funtions for
10457 initializing and deinitializing ANTIC and AVAIL sets.
10458 (create_expression_by_pieces): Fix typo in comment.
10459 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10460 (execute_pre): Eventually dump details about ANTIC_IN.
10462 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10464 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10465 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10466 add_to_obstack, file_at_path, find_a_file, execute,
10467 add_preprocessor_option, add_assembler_option, add_linker_option,
10468 process_command, insert_wrapper, do_option_spec, do_self_spec,
10469 spec_path, do_spec_1, is_directory, main, used_arg,
10470 getenv_spec_function): Likewise.
10471 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10472 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10475 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10477 * doc/rtl.texi: Updated subreg section.
10479 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10482 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10483 node->needed and node->reachable.
10484 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10485 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10486 (expand_task_call): Don't call expand_task_copyfn.
10487 (expand_task_copyfn): Renamed to...
10488 (finalize_task_copyfn): ... this.
10490 2008-06-19 Jan Hubicka <jh@suse.cz>
10492 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10493 clobbering framepointer.
10495 2008-06-19 Jan Hubicka <jh@suse.cz>
10497 * tree-optimize.c (execute_early_local_optimizations): Set
10498 cgraph_state only at first invocation.
10500 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10502 * system.h (-Wc++-compat): Activate as a warning, no an error.
10504 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10506 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10507 instead of "#" in insn asm template.
10508 (*jcc_fused_2): Ditto.
10510 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10512 * config/i386/i386.h (ix86_tune_indices)
10513 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10514 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10515 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10516 (*jcc_fused_2): Ditto.
10517 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10518 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10519 (print operand): Handle 'E' and 'e' code.
10521 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10523 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10524 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10525 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10527 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10529 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10531 (cgraph_expand_function): Use local copy of decl.
10532 (cgraph_expand_all_functions): Remove redundant initialization of
10534 (cgraph_optimize): Reword internal_error message.
10536 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10538 * arm-protos.h (arm_return_in_memory): Remove public
10539 arm_return_in_memory() prototype.
10540 * arm.c (arm_return_in_memory): Add static prototype, add target
10541 hook macro, change definition and comments.
10542 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10544 2008-06-19 Ben Elliston <bje@au.ibm.com>
10546 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10547 real.c: Remove references to IEEE 754R.
10548 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10549 * doc/libgcc.texi (Decimal float library routines): Likewise.
10551 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10553 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10554 (default_unwind_word_mode): Add prototype.
10555 * targhooks.c (default_unwind_word_mode): New function.
10556 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10557 instead of word_mode.
10558 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10559 (TARGET_INITIALIZER): Use it.
10561 * c-common.c (handle_mode_attribute): Support "unwind_word"
10563 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10565 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10566 word_mode to access SjLj_Function_Context member "data".
10567 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10568 conversion from targetm.eh_return_filter_mode () to
10569 targetm.unwind_word_mode () if they differ.
10571 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10572 (BT_FN_UNWINDWORD_PTR): New function type.
10573 (BT_FN_WORD_PTR): Remove.
10574 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10575 * except.c (expand_builtin_extend_pointer): Convert pointer to
10576 targetm.unwind_word_mode () instead of word_mode.
10578 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10579 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10580 (spu_unwind_word_mode): New function.
10581 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10582 (TARGET_UNWIND_WORD_MODE): Define.
10583 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10585 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10587 * config/spu/spu.c (reg_align): Remove.
10588 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10589 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10590 (spu_split_store): Likewise.
10592 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10594 * gcc/tree-vn.c: Fix typo in comment.
10596 2008-06-18 Jan Hubicka <jh@suse.cz>
10598 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10599 toplevel reorder too.
10601 2008-06-18 Jan Hubicka <jh@suse.cz>
10603 * c-opts.c (c_common_post_options): PCH is not compatible with
10605 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10606 -fno-toplevel-reorder by default now.
10608 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10610 PR documentation/30739
10611 * doc/install.texi (Prerequisites): Document dependency on awk.
10613 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10614 Ian Lance Taylor <iant@google.com>
10616 PR rtl-optimization/35604
10617 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10618 only want to change jump destinations, not eventual label comparisons.
10620 2008-06-16 Jan Hubicka <jh@suse.cz>
10622 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10624 (cgraph_analyze_function): Likewise.
10626 2008-06-16 Jan Hubicka <jh@suse.cz>
10628 * cgraph.h (cgraph_mark_if_needed): New function.
10629 * cgraphunit.c (cgraph_mark_if_needed): New function.
10630 * c-decl.c (duplicate_decl): Use it.
10632 2008-06-16 Jan Hubicka <jh@suse.cz>
10634 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10637 2008-06-16 Jan Hubicka <jh@suse.cz>
10639 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10641 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10642 Kazu Hirata <kazu@codesourcery.com>
10643 Maxim Kuvyrkov <maxim@codesourcery.com
10645 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10646 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10647 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10648 EXTRA_SPEC_FUNCTIONS.
10649 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10650 (DRIVER_SELF_SPECS): Adjust.
10651 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10652 * config/mips/st.h, config/mips/t-st: New.
10653 * config/mips/driver-native.c, config/mips/x-native: New.
10654 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10657 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10659 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10661 (ISA_HAS_FP_CONDMOVE): New macro.
10662 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10663 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10664 (ISA_HAS_NMADD3_NMSUB3): New macro.
10665 * config/mips/mips.c (mips_rtx_costs): Update.
10666 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10667 compiling for ST Loongson 2E/2F.
10668 (madd<mode>): Rename to madd4<mode>. Update.
10669 (madd3<mode>): New pattern.
10670 (msub<mode>): Rename to msub4<mode>. Update.
10671 (msub3<mode>): New pattern.
10672 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10673 (nmadd3<mode>): New pattern.
10674 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10675 (nmadd3<mode>_fastmath): New pattern.
10676 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10677 (nmsub3<mode>): New pattern.
10678 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10679 (nmsub3<mode>_fastmath): New pattern.
10680 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10682 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10684 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10685 (DF_REF_INSN_INFO): New.
10686 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10687 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10688 with a NULL DF_REF_INSN_INFO.
10689 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10691 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10692 DF_INSN_INFO_EQ_USES): New.
10693 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10694 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10695 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10696 * df-core.c: Update comment for above changes.
10697 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10698 DF_INSN_UID_* macros.
10699 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10700 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10701 insn rtx. Update all callers.
10702 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10703 df_ref_create_structure, df_insn_refs_collect): Likewise.
10704 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10705 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10706 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10707 macros to access the insn refs.
10708 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10709 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10710 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10711 for accessing the refs.
10712 (try_fwprop_subst): Likewise.
10713 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10714 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10715 for accessing the refs.
10716 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10717 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10718 to look at the insn refs.
10719 (record_uses): Likewise.
10720 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10722 (mark_artificial_uses): Don't mark_insn for artificial refs.
10723 (mark_reg_rependencies): Likewise.
10725 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10727 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10729 * configure: Regenerate.
10731 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10733 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10734 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10735 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10737 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10739 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10740 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10741 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10743 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10745 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10746 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10747 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10749 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10751 * tree-ssa-sccvn.c: Fix format of comments.
10753 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10755 * cgraph.c: Remove unneeded forward declarations of eq_node()
10758 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10760 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10762 (see_update_relevancy): Likewise.
10763 * fwprop.c (try_fwprop_subst): Likewise.
10764 * rtlanal.c (noop_move_p): Likewise.
10765 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10766 notes to non-existing libcall blocks.
10767 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10769 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10770 (dead_libcall_p): Remove.
10771 (delete_trivially_dead_insns): Don't use it.
10772 * web.c (union_defs): Remove comment about keeping nops.
10773 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10774 (compute_hash_table_work): Don't track libcall notes.
10775 (do_local_cprop): Don't take libcall pointers. Don't update
10777 (adjust_libcall_notes): Deleted.
10778 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10779 ever have existed in the first place).
10780 (replace_store_insn): Don't try to remove libcall notes.
10781 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10782 (resolve_reg_notes): Don't call them.
10783 (resolve_simple_move): Likewise.
10784 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10785 Don't remove REG_RETVAL notes.
10786 * emit-rtl.c (try_split): Don't update libcall notes.
10787 (emit_copy_of_insn_after): Dito.
10788 * cselib.c (cselib_current_insn_in_libcall): Remove.
10789 (cselib_process_insn): Don't set/clear it.
10790 (new_elt_loc_list): Don't record it.
10791 (cselib_init): Don't initialize it.
10792 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10793 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10795 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10796 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10797 (init_deps): Don't initialize it.
10798 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10799 * combine.c (delete_noop_moves): Don't update libcall notes.
10800 (can_combine_p): Remove now pointless #if 0 block.
10801 (try_combine): Remove another obsolete #if 0 block.
10802 (distribute_notes): Don't distribute libcall notes.
10803 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10804 * dce.c (libcall_dead_p): Remove.
10805 (delete_unmarked_insns): Don't handle libcall blocks.
10806 (preserve_libcall_for_dce): Remove.
10807 (prescan_insns_for_dce): Don't special-case libcall block insns.
10808 * reload1 (reload): Don't handle libcall notes.
10809 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10812 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10814 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10815 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10816 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10818 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10820 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10821 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10822 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10824 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10826 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10828 2008-06-16 Ira Rosen <irar@il.ibm.com>
10830 PR tree-optimization/36493
10831 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10832 the arguments list. Use VECTYPE to create vector pointer.
10833 (vectorizable_store): Fail if accesses through a pointer to vectype
10834 do not alias the original memory reference operands.
10835 Call vect_create_data_ref_ptr without the removed argument.
10836 (vectorizable_load): Likewise.
10837 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10840 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10843 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10844 reg_equiv_constant.
10846 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10848 * config/mips/loongson2ef.md: New file.
10849 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10850 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10851 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10852 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10853 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10855 (loongson2ef.md): New include.
10856 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10857 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10858 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10859 (loongson_gt_<mode>, loongson_extract_halfword)
10860 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10861 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10862 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10863 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10864 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10865 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10866 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10867 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10868 (vec_interleave_low<mode>): Define type attribute.
10869 * config/mips/mips.c (mips_ls2): New static variable.
10870 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10871 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10872 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10873 Implement target scheduling hooks.
10874 (mips_multipass_dfa_lookahead): Update to handle tuning for
10876 (mips_sched_init): Initialize data for Loongson scheduling.
10877 (mips_ls2_variable_issue): New static function.
10878 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10880 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10881 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10882 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10883 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10884 Handle ST Loongson 2E/2F cores.
10885 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10887 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10889 * omp-low.c (extract_omp_for_data): Fix comment typo.
10892 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10894 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10895 FIXME note about gcc/config.guess.
10896 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10897 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10898 * doc/cppopts.texi: Likewise.
10899 * doc/extend.texi: Likewise.
10900 * doc/gcc.texi: Likewise.
10901 * doc/gccint.texi: Likewise.
10902 * doc/gcov.texi: Likewise.
10903 * doc/gty.texi: Likewise.
10904 * doc/hostconfig.texi: Likewise.
10905 * doc/install.texi: Likewise.
10906 * doc/invoke.texi: Likewise.
10907 * doc/loop.texi: Likewise.
10908 * doc/makefile.texi: Likewise.
10909 * doc/md.texi: Likewise.
10910 * doc/passes.texi: Likewise.
10911 * doc/tm.texi: Likewise.
10912 * doc/tree-ssa.texi: Likewise.
10913 * doc/trouble.texi: Likewise.
10915 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10916 Nathan Sidwell <nathan@codesourcery.com>
10917 Maxim Kuvyrkov <maxim@codesourcery.com>
10918 Richard Sandiford <rdsandiford@googlemail.com>
10920 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10921 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10922 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10924 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10925 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10926 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10928 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10929 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10930 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10931 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10932 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10933 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10934 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10935 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10936 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10937 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10938 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10939 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10940 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10941 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10942 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10943 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10944 (mips_builtins): Add Loongson builtins.
10945 (mips_loongson_2ef_bdesc): New.
10946 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10947 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10948 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10949 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10951 (mips_expand_vector_init): New.
10952 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10953 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10955 * config/mips/mips.md: Add unspec numbers for Loongson
10956 builtins. Include loongson.md.
10957 (MOVE64): Include Loongson vector modes.
10958 (SPLITF): Include Loongson vector modes.
10959 (HALFMODE): Handle Loongson vector modes.
10960 * config/mips/loongson.md: New.
10961 * config/mips/loongson.h: New.
10962 * config.gcc: Add loongson.h header for mips*-*-* targets.
10963 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10965 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10967 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10968 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10969 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10970 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10971 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10972 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10973 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10974 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10975 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10976 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10977 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10978 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10979 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10980 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10981 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10982 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10983 Remove use_fixproto=yes.
10984 (ia64*-*-hpux*): Remove comment about using fixproto.
10985 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10987 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10989 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10991 * configure: Regenerate.
10993 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10995 PR middle-end/36520
10996 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10997 before evaluating it.
10999 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11002 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11003 nested inline functions.
11004 (start_decl, start_function): Don't invert DECL_EXTERNAL
11005 for nested inline functions.
11007 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11009 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11010 splits that must be made for correctness.
11012 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11014 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11015 (AVAIL_NON_MIPS16): Likewise.
11016 (mips_builtin_description): Replace target_flags with a predicate.
11017 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11018 (dspr2_32): New availability predicates.
11019 (MIPS_BUILTIN): New macro.
11020 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11021 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11022 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11023 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11024 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11025 (mips_dsp_32only_bdesc): Merge into...
11026 (mips_builtins): ...this new array.
11027 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11028 (mips_init_builtins): Update after above changes.
11029 (mips_expand_builtin_1): Merge into...
11030 (mips_expand_builtin): ...here and update after above changes.
11032 2008-06-12 Paul Brook <paul@codesourcery.com>
11034 * longlong.h (__arm__): Define count_leading_zeros.
11035 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11036 (clzsi2, clzdi2): New functions.
11037 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11038 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11039 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11040 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11041 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11042 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11043 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11044 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11045 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11046 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11048 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11050 * config/m68k/m68k.c (m68k_tune_flags): New.
11051 (override_options): Compute m68k_tune_flags.
11052 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11053 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11055 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11057 PR middle-end/36506
11058 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11060 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11062 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11063 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11065 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11067 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11068 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11070 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11072 PR middle-end/36506
11073 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11076 2008-06-12 Richard Guenther <rguenther@suse.de>
11078 PR tree-optimization/36345
11079 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11080 add memory_tag_needed flag.
11081 (may_alias_p): Declare.
11082 * tree-ssa-alias.c (may_alias_p): Export.
11083 (set_initial_properties): Use memory_tag_needed flag.
11084 (update_reference_counts): Likewise.
11085 (reset_alias_info): Reset memory_tag_needed flag.
11086 (create_name_tags): Check memory_tag_needed flag.
11087 (dump_points_to_info_for): Dump it.
11088 * tree-ssa-structalias.c (struct variable_info): Remove
11089 directly_dereferenced flag.
11090 (new_var_info): Do not initialize it.
11091 (process_constraint_1): Do not set it.
11092 (update_alias_info): Set is_dereferenced flag.
11093 (set_uids_in_ptset): Use may_alias_p.
11094 (set_used_smts): Check memory_tag_needed flag.
11095 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11096 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11097 memory_tag_needed flag.
11098 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11099 from broken design.
11101 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11103 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11104 red zone for w64 abi.
11105 (ix86_expand_prologue): Likewise.
11106 (ix86_force_to_memory): Likewise.
11107 (ix86_free_from_memory): Likewise.
11109 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11112 * config/rs6000/rs6000.c (rs6000_override_options): Set
11113 rs6000_isel conditionally to the absence of comand line override.
11114 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11115 Remove duplicate rs6000_isel setting.
11116 * config/rs6000/eabispe.h: Ditto.
11118 2008-06-11 Richard Guenther <rguenther@suse.de>
11120 * alias.c (get_alias_set): Use the element alias-set for arrays.
11121 (record_component_aliases): For arrays and vectors do nothing.
11122 * c-common.c (strict_aliasing_warning): Handle the cases
11123 of alias set zero explicitly.
11124 * Makefile.in (dfp.o-warn): Add -Wno-error.
11126 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11128 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11130 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11131 tune_32 tune_64 to supported_defaults. Allow values not
11132 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11133 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11134 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11135 with_cpu_64 to generic for 64-bit-supporting configurations, not
11136 with_cpu. Remove FIXMEs.
11137 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11138 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11139 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11140 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11141 arch_32 and arch_64.
11143 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11144 Olivier Hainque <hainque@adacore.com>
11146 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11147 Use DECL_SIZE_UNIT to retrieve the size of the field.
11149 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11151 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11152 with function calls after declarations. Lay out
11153 neon_float_type_node before further use.
11155 2008-06-11 Richard Guenther <rguenther@suse.de>
11157 * tree-flow.h (may_point_to_global_var): Declare.
11158 * tree-ssa-alias.c (may_point_to_global_var): New function.
11159 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11161 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11163 * configure.ac: Teach that fido supports .debug_line.
11164 * configure: Regenerate.
11166 2008-06-10 Tom Tromey <tromey@redhat.com>
11168 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11171 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11173 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11174 (encode_decimal64, decode_decimal64, encode_decimal128,
11175 decode_decimal128): Reverse order of 32-bit parts of value if host
11176 and target endianness differ.
11178 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11180 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11181 Avoid division by 0.
11182 (tree_mod_pow2_value_transform): Likewise.
11183 (tree_ic_transform): Likewise.
11184 (tree_stringops_transform): Likewise.
11185 (tree_mod_subtract_transform): Likewise.
11186 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11187 (copy_edges_for_bb): Likewise.
11188 (initialize_cfun): Likewise.
11190 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11192 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11193 nonmemory_operand. Add "N" operand constraint.
11195 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11196 (*jcc_btsi_mask): Ditto.
11197 (*jcc_btsi_mask_1): Ditto.
11199 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11201 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
11202 TYPE_CANONICAL for copied element type.
11204 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11207 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
11208 Add m_CORE2 and m_GENERIC.
11209 * config/i386/predicates.md (bt_comparison_operator): New predicate.
11210 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
11212 (*jcc_btdi_rex64): New instruction and split pattern.
11213 (*jcc_btsi): Ditto.
11214 (*jcc_btsi_1): Ditto.
11215 (*btsq): Fix Intel asm dialect operand order.
11219 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
11221 PR middle-end/36447
11222 * simplify-rtx.c (simplify_subreg): Add check for shift count
11225 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
11227 * doc/md.texi: Synchronize with later constraints.md change.
11228 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
11229 with a C implementation.
11230 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
11232 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
11233 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
11234 when moving to and from MD_REGNUM.
11235 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
11236 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
11237 Handle byte and halfword moves.
11238 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
11240 * config/mips/constraints.md (h): Turn into NO_REGS.
11241 (l, x): Update documentation.
11242 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
11243 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11244 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11245 (HILO): New mode iterator.
11247 (any_div): New code iterator.
11248 (u): Extend code attribute to div and udiv.
11249 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11250 d_operand in the splitters. Remove redundant CONST_INT checks.
11251 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11252 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11253 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11254 accordingly, using normal moves instead of unspecs to move LO into
11255 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11256 (<u>mulsidi3): Handle expansion in C code.
11257 (<u>mulsidi3_32bit_internal): Rename to...
11258 (<u>mulsidi3_32bit): ...this.
11259 (<u>mulsidi3_32bit_r4000): Fix insn separator.
11260 (*<u>mulsidi3_64bit): Rename to...
11261 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
11262 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
11263 to set LO and HI to the multiplication result. Use a normal move
11264 for MFLO and an unspec for MFHI.
11265 (*<u>mulsidi3_64bit_parts): Replace with...
11266 (<u>mulsidi3_64bit_hilo): ...this new instruction.
11267 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
11268 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
11269 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
11270 instead of HI. Split the instruction into a separate multiplication
11271 and MFHI if !TARGET_FIX_R4000.
11272 (<su>muldi3_highpart): Likewise.
11273 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
11274 and the "=h" clobber.
11275 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
11276 (<u>mulditi3): New expander.
11277 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
11278 (madsi): Remove "=h" clobber.
11279 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
11280 Force the modulus result to be a GPR and split the instruction into
11281 a division followed by an MFHI after reload.
11282 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
11283 (*lea_high64): Use d_operand in the define_peephole2. Likewise
11284 the MIPS16 HIGH define_split.
11285 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
11286 of acc<->gpr moves to "multi".
11287 (*movdi_64bit): Replace the single "x" alternative with
11288 alternatives for moving into and out of "a".
11289 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
11290 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
11291 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
11292 Use d_operand in the splitters. Remove redundant CONST_INT checks.
11293 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
11294 (movti): New expander.
11295 (*movti, *movti_mips16): New insns.
11296 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
11297 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
11298 (mthi<GPR:mode>_<HILO:mode>): Likewise.
11299 * config/mips/predicates.md (fpr_operand): Delete.
11300 (d_operand): New predicate.
11302 2008-06-09 Michael Meissner <michael.meissner@amd.com>
11304 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
11305 failure on some Bourne shells.
11306 (x86_64-*-*): Ditto.
11308 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
11310 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
11312 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11314 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
11315 (sparc-sun-solaris2*): Likewise.
11317 2008-06-09 Arnaud Charlet <charlet@adacore.com
11319 * doc/install.texi: Update requirements to build the Ada compiler.
11321 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
11323 * df-scan.c (struct df_scan_problem_data): Remove the
11324 mw_link_pool alloc pool.
11325 (df_scan_free_internal): Don't free it.
11326 (df_scan_alloc): Don't allocate it.
11327 * df.h (struct df_link): Update comment.
11329 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
11331 * except.h: Correct checks for when SJLJ exceptions must be used.
11333 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11335 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
11338 2008-06-08 Joseph Myers <joseph@codesourcery.com>
11340 PR tree-optimization/36218
11341 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
11342 configure for the build system.
11343 (BUILD_LDFLAGS): Define.
11344 * configure: Regenerate.
11345 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
11347 2008-07-08 Anatoly Sokolov <aesok@post.ru>
11350 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
11351 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
11352 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
11354 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
11356 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
11358 2008-06-07 Joseph Myers <joseph@codesourcery.com>
11360 * config.gcc (Obsolete configurations): Remove list of
11362 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
11363 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11364 targets matched by those patterns.
11365 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
11366 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
11367 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
11368 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
11369 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11370 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
11371 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
11372 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
11373 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
11374 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
11375 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
11376 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
11377 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
11378 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
11379 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
11380 Make code for Solaris 7 and greater unconditional for Solaris.
11381 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
11382 Remove --with-* handling.
11383 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
11384 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
11385 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
11386 LINK_OS_WINDISS_SPEC): Remove.
11387 * config/rs6000/sysv4.opt (mwindiss): Remove.
11388 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
11389 * configure: Regenerate.
11390 * doc/cpp.texi: Don't mention BeOS.
11391 * doc/extend.texi (interrupt): Don't mention MS1.
11392 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
11393 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
11394 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
11395 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
11396 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
11398 * doc/invoke.texi (MT Options): Remove.
11399 (-mwindiss): Remove.
11400 (CRIS Options): Remove cris-axis-aout references.
11401 (HPPA Options): Don't mention hppa1.1-*-pro.
11402 * doc/md.texi: (MorphoTech family): Remove.
11403 * libgcc2.c: Don't handle UWIN.
11404 * config/alpha/t-unicosmk: Remove.
11405 * config/alpha/unicosmk.h: Remove.
11406 * config/arm/kaos-arm.h: Remove.
11407 * config/arm/kaos-strongarm.h: Remove.
11408 * config/arm/strongarm-coff.h: Remove.
11409 * config/arm/strongarm-elf.h: Remove.
11410 * config/arm/strongarm-pe.h: Remove.
11411 * config/arm/t-strongarm-pe: Remove.
11412 * config/arm/t-xscale-coff: Remove.
11413 * config/arm/t-xscale-elf: Remove.
11414 * config/arm/xscale-coff.h: Remove.
11415 * config/arm/xscale-elf.h: Remove.
11416 * config/chorus.h: Remove.
11417 * config/cris/aout.h: Remove.
11418 * config/cris/aout.opt: Remove.
11419 * config/cris/t-aout: Remove.
11420 * config/i386/beos-elf.h: Remove.
11421 * config/i386/kaos-i386.h: Remove.
11422 * config/i386/ptx4-i.h: Remove.
11423 * config/i386/sco5.h: Remove.
11424 * config/i386/sco5.opt: Remove.
11425 * config/i386/sysv4-cpp.h: Remove.
11426 * config/i386/sysv5.h: Remove.
11427 * config/i386/t-beos: Remove.
11428 * config/i386/t-sco5: Remove.
11429 * config/i386/t-uwin: Remove.
11430 * config/i386/uwin.asm: Remove.
11431 * config/i386/uwin.h: Remove.
11432 * config/kaos.h: Remove.
11433 * config/mips/windiss.h: Remove.
11434 * config/mt: Remove directory.
11435 * config/pa/pa-osf.h: Remove.
11436 * config/pa/pa-pro-end.h: Remove.
11437 * config/pa/t-pro: Remove.
11438 * config/ptx4.h: Remove.
11439 * config/rs6000/beos.h: Remove.
11440 * config/rs6000/kaos-ppc.h: Remove.
11441 * config/rs6000/t-beos: Remove.
11442 * config/rs6000/windiss.h: Remove.
11443 * config/sh/kaos-sh.h: Remove.
11444 * config/sol2-6.h: Remove.
11445 * config/sparc/sol26-sld.h: Remove.
11446 * config/sparc/sysv4-only.h: Remove.
11447 * config/vax/bsd.h: Remove.
11448 * config/vax/t-memfuncs: Remove.
11449 * config/vax/ultrix.h: Remove.
11450 * config/vax/vaxv.h: Remove.
11451 * config/windiss.h: Remove.
11453 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11455 PR rtl-optimization/36438
11456 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11457 for vector shifts with constant scalar shift operands.
11459 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11461 * doc/invoke.texi: Document -march=xlr.
11462 * config/mips/xlr.md: New file.
11463 * config/mips/mips.md: Include it.
11465 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11466 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11467 (mips_rtx_cost_data): Likewise.
11469 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11471 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11472 PRE_INC and PRE_DEC cases.
11474 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11476 PR rtl-optimization/36419
11477 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11478 the emitting jump insn.
11481 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11482 is not bool, boolify the whole *expr_p and convert to the desired type.
11484 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11486 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11487 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11488 Add omp_private_outer_ref hook, add another argument to
11489 omp_clause_default_ctor hook.
11490 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11491 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11492 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11493 hook_tree_tree_tree_tree_null.
11494 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11495 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11496 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11497 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11498 * tree.def (OMP_TASK): New tree code.
11499 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11500 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11501 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11502 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11503 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11504 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11505 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11506 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11507 (OMP_DIRECTIVE_P): Add OMP_TASK.
11508 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11509 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11510 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11511 and OMP_CLAUSE_UNTIED entries.
11512 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11514 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11515 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11516 * tree-pretty-print.c (dump_omp_clause): Handle
11517 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11518 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11519 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11520 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11521 warning about unsigned iterators. Change decl/init/cond/incr
11522 arguments to TREE_VECs, check arguments for all collapsed loops.
11523 (c_finish_omp_taskwait): New function.
11524 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11526 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11527 default_function_array_conversion on init. Add par_clauses argument.
11528 If decl is present in parallel's lastprivate clause, change it to
11529 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11530 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11531 collapse count in clauses.
11532 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11533 c_parser_omp_for_loop callers.
11534 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11535 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11536 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11537 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11539 (c_parser_omp_clause_schedule): Handle schedule(auto).
11540 Include correct location in the error message.
11541 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11542 and PRAGMA_OMP_CLAUSE_UNTIED.
11543 (OMP_TASK_CLAUSE_MASK): Define.
11544 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11545 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11546 * tree-nested.c (convert_nonlocal_omp_clauses,
11547 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11548 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11549 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11550 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11552 (conver_nonlocal_reference, convert_local_reference,
11553 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11554 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11555 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11556 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11557 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11558 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11559 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11560 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11561 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11563 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11564 * c-common.h (c_finish_omp_taskwait): New prototype.
11565 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11566 * tree-parloops.c (create_parallel_loop): Create 1 entry
11567 vectors for OMP_FOR_{INIT,COND,INCR}.
11568 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11569 (make_edges): Handle OMP_TASK.
11570 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11571 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11572 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11573 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11574 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11575 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11576 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11577 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11578 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11579 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11580 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11581 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11582 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11583 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11584 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11585 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11586 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11587 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11588 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11589 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11590 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11591 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11592 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11593 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11594 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11595 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11596 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11597 original iterator is present in lastprivate clause or if
11598 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11599 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11600 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11601 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11602 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11603 if it is set, lookup var in outer contexts too. Handle
11604 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11605 to be implicitly determined firstprivate for task regions.
11606 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11607 if it is set, lookup var in outer contexts too. Set
11608 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11609 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11610 OMP_CLAUSE_UNTIED. Take region_type as last argument
11611 instead of in_parallel and in_combined_parallel.
11612 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11614 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11615 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11616 (new_omp_context): Set default_kind to
11617 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11618 (omp_region_type): New enum.
11619 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11620 fields, add region_type.
11621 (new_omp_context): Take region_type as argument instead of is_parallel
11622 and is_combined_parallel.
11623 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11624 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11625 ctx->is_combined_parallel checks.
11626 (gimplify_omp_task): New function.
11627 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11629 * omp-low.c (extract_omp_for_data): Use schedule(static)
11630 for schedule(auto). Handle pointer and unsigned iterators.
11631 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11632 Add loops argument. Extract data for collapsed OMP_FOR loops.
11633 (expand_parallel_call): Assert sched_kind isn't auto,
11634 map runtime schedule to index 3.
11635 (struct omp_for_data_loop): New type.
11636 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11637 Add loop, loops, collapse and iter_type fields.
11638 (workshare_safe_to_combine_p): Disallow combined for if
11639 iter_type is unsigned long long. Don't combine collapse > 1 loops
11640 unless all bounds and steps are constant. Adjust extract_omp_for_data
11642 (expand_omp_for_generic): Handle pointer, unsigned and long long
11643 iterators. Handle collapsed OMP_FOR loops. Adjust
11644 for struct omp_for_data changes. If libgomp function doesn't return
11645 boolean_type_node, add comparison of the return value with 0.
11646 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11647 pointer, unsigned and long long iterators. Adjust for struct
11648 omp_for_data changes.
11649 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11650 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11651 unsigned long long. Allocate loops array, pass it to
11652 extract_omp_for_data. For collapse > 1 loops use always
11653 expand_omp_for_generic.
11654 (omp_context): Add sfield_map and srecord_type fields.
11655 (is_task_ctx, lookup_sfield): New functions.
11656 (use_pointer_for_field): Use is_task_ctx helper. Change first
11657 argument's type from const_tree to tree. Clarify comment.
11658 In OMP_TASK disallow copy-in/out sharing.
11659 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11660 (install_var_field): Add mask argument. Populate both record_type
11661 and srecord_type if needed.
11662 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11664 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11665 and DECL_FIELD_OFFSET.
11666 (scan_sharing_clauses): Adjust install_var_field callers. For
11667 firstprivate clauses on explicit tasks allocate the var by value in
11668 record_type unconditionally, rather than by reference.
11669 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11670 Use is_taskreg_ctx instead of is_parallel_ctx.
11671 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11672 (create_omp_child_function_name): Add task_copy argument, use
11673 *_omp_cpyfn* names if it is true.
11674 (create_omp_child_function): Add task_copy argument, if true create
11675 *_omp_cpyfn* helper function.
11676 (scan_omp_parallel): Adjust create_omp_child_function callers.
11677 Rename parallel_nesting_level to taskreg_nesting_level.
11678 (scan_omp_task): New function.
11679 (lower_rec_input_clauses): Don't run constructors for firstprivate
11680 explicit task vars which are initialized by *_omp_cpyfn*.
11681 Pass outer var ref to omp_clause_default_ctor hook if
11682 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11683 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11684 OMP_CLAUSE_REDUCTION_INIT.
11685 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11686 avoid duplicate setting of fields. Handle
11687 OMP_CLAUSE_PRIVATE_OUTER_REF.
11688 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11689 copy-out if TREE_READONLY, only copy-in.
11690 (expand_task_copyfn): New function.
11691 (expand_task_call): New function.
11692 (struct omp_taskcopy_context): New type.
11693 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11695 (lower_omp_parallel): Rename to...
11696 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11697 Call create_task_copyfn if srecord_type is needed. Adjust
11699 (task_shared_vars): New variable.
11700 (check_omp_nesting_restrictions): Warn if work-sharing,
11701 barrier, master or ordered region is closely nested inside OMP_TASK.
11702 Add warnings for barrier if closely nested inside of work-sharing,
11703 ordered, or master region.
11704 (scan_omp_1): Call check_omp_nesting_restrictions even for
11705 GOMP_barrier calls. Rename parallel_nesting_level to
11706 taskreg_nesting_level. Handle OMP_TASK.
11707 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11708 work-sharing construct, continue looking for them on parent parallel
11710 (lower_omp_for_lastprivate): Add lastprivate clauses
11711 to the beginning of dlist rather than end. Adjust for struct
11712 omp_for_data changes.
11713 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11714 not after it. Handle collapsed OMP_FOR loops, adjust for
11715 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11716 (get_ws_args_for): Adjust extract_omp_for_data caller.
11717 (scan_omp_for): Handle collapsed OMP_FOR
11718 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11719 (lower_omp_single_simple): If libgomp function doesn't return
11720 boolean_type_node, add comparison of the return value with 0.
11721 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11722 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11723 (parallel_nesting_level): Rename to...
11724 (taskreg_nesting_level): ... this.
11725 (is_taskreg_ctx): New function.
11726 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11727 of is_parallel_ctx.
11728 (execute_lower_omp): Rename parallel_nesting_level to
11729 taskreg_nesting_level.
11730 (expand_omp_parallel): Rename to...
11731 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11732 Call omp_task_call for OMP_TASK regions.
11733 (expand_omp): Adjust caller, handle OMP_TASK.
11734 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11736 * bitmap.c (bitmap_default_obstack_depth): New variable.
11737 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11738 if argument is NULL and bitmap_default_obstack is already initialized.
11739 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11741 * matrix-reorg.c (matrix_reorg): Likewise.
11743 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11745 * config/i386/i386.md (*indirect_jump): Macroize using P
11746 mode iterator. Remove !TARGET_64BIT from insn constraints.
11747 (*tablejump_1): Ditto.
11748 (*indirect_jump_rex64): Remove insn pattern.
11749 (*tablejump_1_rex64): Ditto.
11750 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11751 and eh_return_si insn patterns.
11753 2008-06-06 Richard Guenther <rguenther@suse.de>
11755 * tree-ssa-structalias.c (merge_smts_into): Remove.
11756 (find_what_p_points_to): Do not bother to compute the
11757 points-to set for pt_anything pointers.
11758 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11759 for pt_anything pointers is ok.
11761 2008-06-06 Jan Hubicka <jh@suse.cz>
11763 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11765 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11767 * cgraph.c: Fix typos in comments.
11768 (cgraph_availability_names): Fix string typo.
11769 * fold-const.c: Fix typos in comments.
11770 (fold_binary): Fix typo in warning.
11771 * genautomata.c: Fix typos in comments.
11772 (check_presence_pattern_sets): Fix typo in local variable.
11773 (output_description): Fix typo in output.
11774 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11775 * hwint.h: Likewise.
11776 * matrix-reorg.c (check_allocation_function): Likewise.
11777 * omega.c (smooth_weird_equations): Likewise.
11778 * auto-inc-dec.c: Fix typos in comments.
11779 * bb-reorder.c: Likewise.
11780 * builtins.c: Likewise.
11781 * c-common.c: Likewise.
11782 * c-cppbuiltin.c: Likewise.
11783 * c-parser.c: Likewise.
11784 * c-pretty-print.c: Likewise.
11785 * cfgcleanup.c: Likewise.
11786 * cfgexpand.c: Likewise.
11787 * cfghooks.c: Likewise.
11788 * cfglayout.c: Likewise.
11789 * cfgloopmanip.c: Likewise.
11790 * cgraphunit.c: Likewise.
11791 * coverage.c: Likewise.
11792 * dbxout.c: Likewise.
11793 * df-byte-scan.c: Likewise.
11794 * df-core.c: Likewise.
11795 * df-problems.c: Likewise.
11796 * df-scan.c: Likewise.
11798 * dominance.c: Likewise.
11799 * domwalk.c: Likewise.
11801 * dwarf2out.c: Likewise.
11802 * emit-rtl.c: Likewise.
11803 * et-forest.c: Likewise.
11804 * function.c: Likewise.
11805 * function.h: Likewise.
11807 * gcov-io.c: Likewise.
11808 * gcov.c: Likewise.
11809 * gcse.c: Likewise.
11810 * genattrtab.c: Likewise.
11811 * ggc-page.c: Likewise.
11812 * gimplify.c: Likewise.
11813 * gthr-lynx.h: Likewise.
11814 * haifa-sched.c: Likewise.
11815 * ipa-cp.c: Likewise.
11816 * ipa-inline.c: Likewise.
11817 * ipa-prop.h: Likewise.
11818 * ipa-pure-const.c: Likewise.
11819 * ipa-struct-reorg.c: Likewise.
11820 * ipa-struct-reorg.h: Likewise.
11821 * ipa-type-escape.c: Likewise.
11823 * loop-doloop.c: Likewise.
11824 * mips-tfile.c: Likewise.
11825 * mkmap-flat.awk: Likewise.
11826 * mkmap-symver.awk: Likewise.
11827 * modulo-sched.c: Likewise.
11828 * omp-low.c: Likewise.
11829 * optabs.c: Likewise.
11830 * optabs.h: Likewise.
11831 * opts.c: Likewise.
11832 * passes.c: Likewise.
11833 * postreload-gcse.c: Likewise.
11834 * postreload.c: Likewise.
11835 * predict.c: Likewise.
11836 * pretty-print.h: Likewise.
11837 * profile.c: Likewise.
11838 * protoize.c: Likewise.
11839 * ra-conflict.c: Likewise.
11840 * real.c: Likewise.
11841 * recog.c: Likewise.
11842 * regclass.c: Likewise.
11843 * regs.h: Likewise.
11844 * reload.c: Likewise.
11845 * rtl-error.c: Likewise.
11846 * rtlanal.c: Likewise.
11847 * scan.h: Likewise.
11848 * sched-rgn.c: Likewise.
11850 * stmt.c: Likewise.
11851 * target.h: Likewise.
11852 * tree-dfa.c: Likewise.
11853 * tree-eh.c: Likewise.
11854 * tree-flow-inline.h: Likewise.
11855 * tree-inline.c: Likewise.
11856 * tree-into-ssa.c: Likewise.
11857 * tree-loop-distribution.c: Likewise.
11858 * tree-nested.c: Likewise.
11859 * tree-parloops.c: Likewise.
11860 * tree-pass.h: Likewise.
11861 * tree-pretty-print.c: Likewise.
11862 * tree-profile.c: Likewise.
11863 * tree-scalar-evolution.c: Likewise.
11864 * tree-sra.c: Likewise.
11865 * tree-ssa-alias-warnings.c: Likewise.
11866 * tree-ssa-ccp.c: Likewise.
11867 * tree-ssa-coalesce.c: Likewise.
11868 * tree-ssa-dom.c: Likewise.
11869 * tree-ssa-dse.c: Likewise.
11870 * tree-ssa-forwprop.c: Likewise.
11871 * tree-ssa-live.c: Likewise.
11872 * tree-ssa-live.h: Likewise.
11873 * tree-ssa-loop-im.c: Likewise.
11874 * tree-ssa-loop-ivopts.c: Likewise.
11875 * tree-ssa-loop-niter.c: Likewise.
11876 * tree-ssa-loop-prefetch.c: Likewise.
11877 * tree-ssa-phiopt.c: Likewise.
11878 * tree-ssa-phiprop.c: Likewise.
11879 * tree-ssa-sccvn.c: Likewise.
11880 * tree-ssa-ter.c: Likewise.
11881 * tree-ssa-threadupdate.c: Likewise.
11882 * tree-ssa.c: Likewise.
11883 * tree-vect-analyze.c: Likewise.
11884 * tree-vect-transform.c: Likewise.
11885 * tree-vectorizer.c: Likewise.
11886 * tree-vn.c: Likewise.
11887 * tree-vrp.c: Likewise.
11888 * tree.c: Likewise.
11889 * tree.def: Likewise.
11890 * tree.h: Likewise.
11891 * unwind-dw2-fde.c: Likewise.
11892 * unwind.inc: Likewise.
11893 * value-prof.c: Likewise.
11894 * vmsdbgout.c: Likewise.
11896 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11898 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11899 always place FP constants in the TOC for TARGET_POWERPC64.
11900 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11902 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11904 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11905 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11906 enable for TARGET_E500_DOUBLE.
11907 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11908 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11909 floating-point modes like integer modes for E500 double.
11910 (rs6000_legitimate_offset_address_p): Likewise.
11911 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11912 addressing for DDmode for E500 double.
11913 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11914 modes as using 64-bits of registers for E500 double.
11915 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11916 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11917 specially for E500 double.
11918 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11919 TDmode for E500 double.
11920 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11921 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11922 (rs6000_split_multireg_move): Do not handle TDmode specially for
11924 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11925 using 64-bit registers for E500 double.
11926 (emit_frame_save): Do not handle DDmode specially for E500 double.
11927 (gen_frame_mem_offset): Likewise.
11928 (rs6000_function_value): Do not call spe_build_register_parallel
11929 for DDmode or TDmode.
11930 (rs6000_libcall_value): Likewise.
11931 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11932 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11935 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11937 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11940 2008-06-04 Junjie Gu <jgu@tensilica.com>
11942 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11943 comparison for frame pointers.
11945 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11948 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11950 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11953 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11954 register is already smaller or equal to required mode.
11956 2008-06-04 Xinliang David Li <davidxl@google.com>
11958 * tree-call-cdce.c: New file.
11959 (cond_dead_built_in_calls): New static variable.
11960 (input_domain): New struct.
11961 (check_pow): New function.
11962 (check_builtin_call): Ditto.
11963 (check_target_format): Ditto.
11964 (is_call_dce_candidate): Ditto.
11965 (gen_one_condition): Ditto.
11966 (gen_conditions_for_domain): Ditto.
11967 (get_domain): Ditto.
11968 (gen_conditions_for_pow_cst_base): Ditto.
11969 (gen_conditions_for_pow_int_base): Ditto.
11970 (gen_conditions_for_pow): Ditto.
11971 (get_no_error_domain): Ditto.
11972 (gen_shrink_wrap_conditions): Ditto.
11973 (shrink_wrap_one_built_in_call): Ditto.
11974 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11975 (tree_call_cdce): Ditto.
11976 (gate_call_cdce): Ditto.
11977 (pass_call_cdce): New gimple pass.
11978 * passes.c: (init_optimization_passes): New pass.
11979 * tree-pass.h: New pass declaration.
11980 * opts.c (decode_options): New flag setting.
11981 * common.opt: Add -ftree-builtin-call-dce flag.
11982 * Makefile.in: Add new source file.
11983 * tempvar.def: New tv_id.
11984 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11986 2008-06-04 Richard Guenther <rguenther@suse.de>
11988 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11989 (is_call_clobbered): Always check var_ann->call_clobbered.
11990 (mark_call_clobbered): Always set var_ann->call_clobbered.
11991 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11992 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11993 (reset_alias_info): Clear call clobbering info on MTAGs and
11995 (set_pt_anything): Set pt_global_mem.
11996 (create_tag_raw): Adjust comment.
11997 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11999 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12000 Maxim Kuvyrkov <maxim@codesourcery.com>
12002 * config/m68k/m68k.opt (mxgot): New option.
12003 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12004 (m68k_output_addr_const_extra): New.
12005 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12006 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12007 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12008 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12010 2008-06-04 Richard Guenther <rguenther@suse.de>
12012 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12013 negative or non-representable offsets.
12015 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12017 * config/i386/i386.c (ix86_gen_leave): New.
12018 (ix86_gen_pop1): Likewise.
12019 (ix86_gen_add3): Likewise.
12020 (ix86_gen_sub3): Likewise.
12021 (ix86_gen_sub3_carry): Likewise.
12022 (ix86_gen_one_cmpl2): Likewise.
12023 (ix86_gen_monitor): Likewise.
12024 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12025 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12026 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12027 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12028 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12029 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12030 (ix86_expand_epilogue): Updated.
12031 (print_operand): Handle integer register operand for 'z'.
12032 (ix86_expand_strlensi_unroll_1): Likewise.
12033 (ix86_expand_strlen): Likewise.
12034 (ix86_expand_builtin): Likewise.
12035 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12036 mov{q}/mov{l} and add{q}/add{l}.
12038 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12040 * config/i386/i386.md (P): New mode iterator.
12041 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12042 using P mode iterator.
12043 (DFmode push_operand splitter): Ditto.
12044 (XFmode push_operand splitter): Ditto.
12045 (DFmode float_extend SFmode push_operand splitter): Ditto.
12046 (XFmode float_extend SFmode push_operand splitter): Do not generate
12047 SImode pushes for 64bit target. Macroize Dimode and SImode
12048 pushes using P mode iterator.
12049 (XFmode float_extend DFmode push_operand splitter): Ditto.
12051 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12053 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12054 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12055 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12056 return type to int.
12057 (ix86_call_abi_override): Remove check for call_used_regs.
12059 2008-06-03 Richard Guenther <rguenther@suse.de>
12061 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12062 for the lhs of calls if the return type contains pointers.
12064 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12066 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12067 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12068 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12069 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12070 of cfun and DEFAULT_ABI to deceide abi mode.
12071 (DEFAULT_ABI): New.
12072 (REG_PARM_STACK_SPACE): Removed.
12073 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12074 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12075 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12076 (ix86_function_abi): Likewise.
12077 (ix86_function_type_abi): Likewise.
12078 (ix86_call_abi_override): Likewise.
12079 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12080 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12081 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12082 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12084 (X86_64_REGPARM_MAX): New.
12085 (X86_64_SSE_REGPARM_MAX): New.
12086 (X64_REGPARM_MAX): New.
12087 (X64_SSE_REGPARM_MAX): New.
12088 (X86_32_REGPARM_MAX): New.
12089 (X86_32_SSE_REGPARM_MAX): New.
12090 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12091 (ix86_function_regparm): Handle user calling abi.
12092 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12093 by DEFAULT_ABI versus SYSV_ABI check.
12094 (ix86_reg_parm_stack_space): New.
12095 (ix86_function_type_abi): New.
12096 (ix86_call_abi_override): New.
12097 (ix86_function_abi): New.
12098 (ix86_cfun_abi): New.
12099 (init_cumulative_args): Call abi specific initialization.
12100 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12101 (function_arg_64): Extend SSE_REGPARM_MAX check.
12102 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12103 (ix86_pass_by_reference): Likewise.
12104 (ix86_function_value_regno_p): Likewise.
12105 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12106 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12107 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12108 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12109 (setup_incoming_varargs_64): Adjust regparm for call abi.
12110 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12111 (ix86_va_start): Likewise.
12112 (ix86_gimplify_va_arg): Likewise.
12113 (ix86_expand_prologue): Likewise.
12114 (output_pic_addr_const): Likewise.
12115 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12116 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12117 (x86_output_mi_thunk): Likewise.
12118 (x86_function_profiler): Likewise.
12119 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12120 (SYSV_ABI, MS_ABI): New constants.
12121 (DEFAULT_ABI): New.
12122 (init_regs): Add prototype of function in regclass.c file.
12123 (OVERRIDE_ABI_FORMAT): New.
12124 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12125 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12126 (OUTGOING_REG_PARM_STACK_SPACE): New.
12127 (ix86_reg_parm_stack_space): New prototype.
12128 (CUMULATIVE_ARGS): Add call_abi member.
12129 (machine_function): Add call_abi member.
12130 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12131 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12133 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12136 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12137 (avr_builtin_setjmp_frame_value): New function.
12138 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12139 (nonlocal_goto): Define.
12141 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12143 * config/mips/mips.c (mips_emit_loadgp): Return early if
12144 there is nothing do to, otherwise emit a blockage if
12145 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12146 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12148 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12150 * configure.ac: Drop unneeded backslash ending up in config.in.
12151 * acinclude.m4: Likewise.
12152 * config.in: Regenerate.
12154 2008-05-26 Jan Hubicka <jh@suse.cz>
12156 * predict.c (maybe_hot_frequency_p): Break out of...
12157 (maybe_hot_bb_p): ... here.
12158 (maybe_hot_edge_p): New.
12159 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12160 * basic-block.h (maybe_hot_edge_p): Declare.
12162 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12164 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12165 (*cmpfp_<mode>_cc): Ditto.
12166 (*fp_jcc_8<mode>_387): Ditto.
12167 (*fop_<MODEF:mode>_2_i387): Ditto.
12168 (*fop_<MODEF:mode>_3_i387): Ditto.
12169 (*fop_xf_2_i387): Ditto.
12170 (*fop_xf_3_i387): Ditto.
12172 2008-06-02 Tomas Bily <tbily@suse.cz>
12174 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12176 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12178 * config/mips/mips.c (mips_valid_offset_p): New function.
12179 (mips_valid_lo_sum_p): Likewise.
12180 (mips_classify_address): Use them.
12181 (mips_force_address): New function.
12182 (mips_legitimize_address): Use it.
12183 * config/mips/mips.md (MOVE128): New mode iterator.
12184 (movtf): Require TARGET_64BIT. Remove empty strings.
12185 (*movtf_internal): Rename to...
12186 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12187 of "R" and use {,fp}{load,store} attributes instead of "multi".
12188 Use a separate define_split.
12189 (*movtf_mips16): New pattern.
12191 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12193 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12194 * config/mips/mips.c (mips_expand_before_return): New function.
12195 (mips_expand_epilogue): Call it.
12196 * config/mips/mips.md (return): Turn into a define_expand.
12197 (*return): New insn.
12199 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12201 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
12202 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
12203 functions. Do not emit uses and clobbers of CONCATs; individually
12204 use and clobber their operands.
12205 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
12206 gen_clobber, emit_use and gen_use.
12207 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
12208 (expand_builtin_return): Likewise.
12209 * cfgbuild.c (count_basic_blocks): Likewise.
12210 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
12211 * explow.c (emit_stack_restore): Likewise.
12212 * expmed.c (extract_bit_field_1): Likewise.
12213 * expr.c (convert_move, emit_move_complex_parts): Likewise.
12214 (emit_move_multi_word, store_constructor): Likewise.
12215 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
12216 (thread_prologue_and_epilogue_insns): Likewise.
12217 * lower-subreg.c (resolve_simple_move): Likewise.
12218 * optabs.c (widen_operand, expand_binop): Likewise.
12219 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
12220 * reload.c (find_reloads): Likewise.
12221 * reload1.c (eliminate_regs_in_insn): Likewise.
12222 * stmt.c (expand_nl_goto_receiver): Likewise.
12223 * config/alpha/alpha.md (builtin_longjmp): Likewise.
12224 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
12225 * config/arm/arm.c (arm_load_pic_register): Likewise.
12226 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
12227 * config/arm/arm.md (untyped_return): Likewise.
12228 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
12229 * config/avr/avr.c (expand_prologue): Likewise.
12230 * config/bfin/bfin.c (do_unlink): Likewise.
12231 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
12232 * config/cris/cris.c (cris_expand_prologue): Likewise.
12233 * config/darwin.c (machopic_indirect_data_reference): Likewise.
12234 (machopic_legitimize_pic_address): Likewise.
12235 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
12236 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
12237 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
12238 (ix86_expand_convert_uns_didf_sse): Likewise.
12239 (ix86_expand_vector_init_general): Likewise.
12240 * config/ia64/ia64.md (eh_epilogue): Likewise.
12241 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
12242 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
12243 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12244 (config/iq2000/iq2000.c): Likewise.
12245 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12246 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12247 (builtin_longjmp): Likewise.
12248 * config/mn10300/mn10300.md (call, call_value): Likewise.
12249 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12250 * config/pdp11/pdp11.md (abshi2): Likewise.
12251 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12252 * config/s390/s390.c (s390_emit_prologue): Likewise.
12253 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12254 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12255 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12256 * config/sh/sh.c (prepare_move_operands): Likewise.
12257 (output_stack_adjust, sh_expand_epilogue): Likewise.
12258 (sh_set_return_address, sh_expand_t_scc): Likewise.
12259 * config/sparc/sparc.c (load_pic_register): Likewise.
12260 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
12261 * config/spu/spu.c (spu_expand_epilogue): Likewise.
12262 * config/v850/v850.c (expand_epilogue): Likewise.
12264 2008-05-31 Anatoly Sokolov <aesok@post.ru>
12266 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
12267 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
12268 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
12269 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
12270 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
12271 stack pointer register.
12272 (output_movhi): Remove code for interrupt specific writing to the
12273 stack pointer register.
12275 2008-05-31 Richard Guenther <rguenther@suse.de>
12277 PR tree-optimization/34244
12278 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
12279 (tree_expr_nonzero_warnv_p): Likewise.
12280 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12281 ssa_name_nonnegative_p.
12282 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
12283 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
12284 not tree_expr_nonzero_warnv_p.
12286 PR tree-optimization/36262
12288 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
12290 PR tree-optimization/34244
12291 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
12292 (record_numbers_of_iterations): New function.
12293 (execute_vrp): Cache the numbers of iterations of loops.
12294 * tree-scalar-evolution.c (scev_reset_except_niters):
12296 (scev_reset): Use scev_reset_except_niters.
12297 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
12299 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
12301 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12302 __WORKAROUND_RETS when appropriate.
12304 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12306 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
12307 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
12309 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12310 *fop_df_comm_sse insn patterns using MODEF mode iterator.
12311 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
12312 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
12313 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
12314 *fop_df_1_mixed insn patterns using MODEF mode iterator.
12315 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
12316 *fop_df_1_sse insn patterns using MODEF mode iterator.
12317 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
12318 *fop_df_1_i387 insn patterns using MODEF mode iterator.
12319 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
12320 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
12321 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
12322 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
12323 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
12324 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
12325 (*fop_xf_4_i387): Use <MODE> for mode attribute.
12326 (*fop_xf_5_i387): Ditto.
12327 (*fop_xf_6_i387): Ditto.
12329 2008-05-30 Richard Guenther <rguenther@suse.de>
12331 * builtins.c (build_string_literal): Avoid generating
12332 a non-gimple_val result.
12334 2008-05-30 DJ Delorie <dj@redhat.com>
12336 * exec-tool.in: Use an environment variable (private) instead of a
12337 file (shared) as a semaphore, so as to not break parallel builds.
12339 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12341 * optabs.c (maybe_encapsulate_block): Remove.
12342 (emit_libcall_block): Adjust accordingly.
12343 * optabs.h (maybe_encapsulate_block): Remove prototype.
12345 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
12346 Don't use maybe_encapsulate_block.
12348 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12350 * config/rs6000/rs6000.c (rs6000_legitimize_address,
12351 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
12352 rtx is a SYMBOL_REF before calling get_pool_constant.
12354 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
12356 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
12358 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
12360 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
12361 rather than OS names to choose INO_T_EQ definition.
12362 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
12363 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
12365 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
12368 * config/darwin-f.c: New.
12369 * config/t-darwin: Added rule to build darwin-f.o.
12370 * config.gcc: Defined new variable, fortran_target_objs.
12371 (*-*-darwin*): Set fortran_target_objs.
12372 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
12373 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
12374 * configure: Regenerated.
12376 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
12379 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
12380 canonical type if needed.
12382 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
12384 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
12386 2008-05-29 Richard Guenther <rguenther@suse.de>
12388 PR tree-optimization/36343
12389 PR tree-optimization/36346
12390 PR tree-optimization/36347
12391 * tree-flow.h (clobber_what_p_points_to): Declare.
12392 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
12393 pointed-to variable is dereferenced is irrelevant to whether
12394 the pointer can access the pointed-to variable.
12395 (clobber_what_p_points_to): New function.
12396 * tree-ssa-alias.c (set_initial_properties): Use it.
12397 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
12398 call clobber check for NMTs.
12400 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12402 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
12403 for printing gcov_type.
12405 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12407 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
12408 and the eh region information.
12409 * value-prof.c (gimple_move_stmt_histograms): New function.
12410 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
12412 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
12414 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
12416 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12418 * value-prof.c (tree_ic_transform): Print counts.
12419 * tree-profile.c (tree_gen_ic_func_profiler):
12420 Clear __gcov_indreict_call_callee variable to avoid misattribution
12423 2008-05-28 Rafael Espíndola <espindola@google.com>
12425 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
12428 2008-05-28 Richard Guenther <rguenther@suse.de>
12430 PR tree-optimization/36339
12431 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12432 and clobbering code out of the loop.
12434 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12436 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12439 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12440 s390_contiguous_bitmask_p, s390_symref_operand_p,
12441 s390_check_symref_alignment, s390_reload_larl_operand,
12442 s390_reload_symref_address): New functions.
12443 (s390_branch_condition_mnemonic): Support compare and branch
12445 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12446 and 'W' constraints.
12447 (s390_secondary_reload): Add secondary reloads for unaligned
12448 symbol refs or symbol refs to floating point or QI/TI mode
12450 (legitimate_address_p): Accept symbol references as addresses.
12451 (s390_expand_insv): Use rotate and insert selected bits
12452 instruction for insv when building for z10.
12453 (print_operand_address): Handle symbol ref addresses.
12454 (print_operand): Output modifier 'c' added for signed byte values.
12455 (s390_encode_section_info): Mark symbol refs with
12456 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12458 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12459 (length attribute): RRF, RRR have 4 byte length.
12460 (FPALL, INTALL): New mode iterators added.
12461 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12462 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12463 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12464 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12465 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12466 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12467 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12468 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12470 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12471 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12472 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12473 reload<INTALL:mode><P:mode>_toreg_z10,
12474 reload<FPALL:mode><P:mode>_tomem_z10,
12475 reload<FPALL:mode><P:mode>_toreg_z10,
12476 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12477 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12478 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12479 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12481 (movmem, clrmem, cmpmem): New splitters added.
12483 * config/s390/predicates.md (larl_operand): Use
12484 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12485 SYMBOL_REF_ALIGN1_P.
12486 (s390_signed_integer_comparison,
12487 s390_unsigned_integer_comparison): New predicates.
12489 * config/s390/s390-protos.h (s390_check_symref_alignment,
12490 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12491 s390_reload_symref_address,
12492 s390_compare_and_branch_condition_mask): Prototypes added.
12494 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12495 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12496 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12498 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12500 * config/s390/s390.c (z10_cost): New cost function for z10.
12501 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12502 (s390_issue_rate): Adjust issue rate for z10.
12503 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12504 (processor_flags): Add PF_Z10.
12505 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12506 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12507 * gcc/config.gcc: Add z10.
12509 2008-05-28 Richard Guenther <rguenther@suse.de>
12511 PR tree-optimization/36291
12512 * tree-flow. h (struct gimple_df): Remove var_anns member.
12513 * tree-flow-inline.h (gimple_var_anns): Remove.
12514 (var_ann): Simplify.
12515 * tree-dfa.c (create_var_ann): Simplify.
12516 (remove_referenced_var): Clear alias info from var_anns of globals.
12517 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12518 (delete_tree_ssa): Clear alias info from var_anns of globals.
12519 Do not free var_anns.
12520 (var_ann_eq): Remove.
12521 (var_ann_hash): Likewise.
12523 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12525 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12526 and loongson2f entries.
12527 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12528 * config/mips/mips.h (processor_type): Add Loongson-2E
12529 and Loongson-2F entries.
12530 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12531 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12532 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12533 * doc/invoke.texi (MIPS Options): Document loongson2e
12534 and loongson2f processor names.
12536 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12540 * config/i386/i386.c (ix86_function_arg_boundary): Use
12541 alignment of canonical type.
12542 (ix86_expand_vector_move): Check unaligned memory access for
12545 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12547 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12548 Moved to the front of file.
12550 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12551 H.J. Lu <hongjiu.lu@intel.com>
12553 * dwarf2out.c (current_fde): New.
12555 (lookup_cfa:): Likewise.
12556 (dwarf2out_end_epilogue): Likewise.
12557 (dwarf2out_note_section_used): Likewise.
12559 2008-05-27 Michael Matz <matz@suse.de>
12562 * c.opt (Wenum-compare): New warning option.
12563 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12565 2008-05-27 Michael Matz <matz@suse.de>
12567 PR middle-end/36326
12568 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12570 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12571 into memory as tail calls.
12573 2008-05-27 Richard Guenther <rguenther@suse.de>
12575 PR tree-optimization/36339
12576 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12577 pointers cause all addressable variables to be call clobbered.
12579 2008-05-27 Richard Guenther <rguenther@suse.de>
12581 PR tree-optimization/36245
12582 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12584 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12586 * config/s390/s390.md: Replace all occurences of the 'm'
12587 constraint with 'RT'.
12589 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12591 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12593 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12595 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12596 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12597 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12599 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12601 * reload.c: (find_reloads): Skip alternatives according to the
12602 "enabled" attribute. Constify the constraint variable.
12603 * recog.c (get_attr_enabled): Add default implementation.
12604 (extract_insn): Set the alternative_enabled_p array
12605 in the recog_data struct.
12606 (preprocess_constraints, constrain_operands): Skip
12607 alternatives according to the "enabled" attribute
12608 * recog.h (struct recog_data): New field alternative_enabled_p.
12609 (skip_alternative): New inline function.
12610 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12611 (record_reg_classes): Skip alternative according to the
12612 "enabled" attribute.
12614 * doc/md.texi: Add documention for the "enabled" attribute.
12616 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12618 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12619 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12620 constraint with TARGET_MEM_CONSTRAINT.
12621 * recog.c (asm_operand_ok, preprocess_constraints,
12622 constrain_operands): Likewise.
12623 * regclass.c (record_reg_classes): Likewise.
12624 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12625 * reload1.c (maybe_fix_stack_asms): Likewise.
12626 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12627 * recog.h: Adjust comment.
12628 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12629 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12630 * doc/md.texi: Add a note to description of 'm' constraint.
12631 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12633 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12635 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12636 that the bitfield is of integral type before testing its precision.
12638 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12639 Sa Liu <saliu@de.ibm.com>
12641 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12642 __modti3, __udivti3, __umodti3 and __udivmodti4.
12643 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12644 that implement TImode mul and div functions.
12645 * config/spu/multi3.c: New. Implement __multi3.
12646 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12647 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12650 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12652 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12653 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12654 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12655 tls_sysv_suffix): New mode and mode attribute iterators.
12656 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12657 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12658 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12659 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12660 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12663 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12665 PR tree-optimization/36329
12666 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12667 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12668 * cgraphbuild.c (initialize_inline_failed): Use the latter
12669 macro in lieu of the former.
12670 * ipa-inline.c (cgraph_mark_inline): Likewise.
12671 (cgraph_decide_inlining_of_small_function): Likewise.
12672 (cgraph_decide_inlining): Likewise.
12673 (cgraph_decide_inlining_incrementally): Likewise.
12675 2008-05-26 Tristan Gingold <gingold@adacore.com>
12676 Anatoly Sokolov <aesok@post.ru>
12678 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12679 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12680 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12681 optimization for 'avr6' architecture.
12683 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12686 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12688 2008-05-26 Richard Guenther <rguenther@suse.de>
12690 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12691 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12693 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12695 PR middle-end/36253
12696 * caller-save.c (insert_restore): Verify alignment of spill space.
12697 (insert_save): Likewise.
12698 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12699 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12700 (STACK_SLOT_ALIGNMENT): Likewise.
12701 * function.c (LOCAL_ALIGNMENT): Removed.
12702 (get_stack_local_alignment): New.
12703 (assign_stack_local): Use it. Set alignment on stack slot.
12704 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12705 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12706 (STACK_SLOT_ALIGNMENT): New.
12707 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12708 stack slot in XFmode.
12710 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12712 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12715 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12716 argument operand in rax isn't removed.
12718 2008-05-26 Richard Guenther <rguenther@suse.de>
12720 PR middle-end/36300
12721 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12722 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12724 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12727 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12729 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12731 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12732 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12734 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12736 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12737 build a trampoline if we don't want one.
12738 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12739 return zero for nested functions if we don't want a trampoline.
12741 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12743 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12745 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12748 * c.opt: Removed undocumented option '-lang-fortran'.
12749 * c-common.h: Removed global variable 'lang_fortran'.
12750 * c-opts.c (c_common_handle_option): Removed code to handle
12751 option '-lang-fortran'. Updated includes.
12752 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12753 definition of '__GFORTRAN__'.
12754 (define__GNUC__): Reimplemented to use BASEVER and
12755 cpp_define_formatted.
12756 (builtin_define_with_value_n): Removed.
12757 * c-incpath.h: Renamed to ...
12758 * incpath.h: ... this.
12759 * c-incpath.c: Renamed to ...
12760 * incpath.c: ... this. Updated includes.
12761 * fix-header.c: Updated includes.
12762 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12763 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12764 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12766 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12768 * tree.h: Update the table of flags used on tree nodes.
12769 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12770 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12771 (FORCED_LABEL): Add access check.
12772 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12773 (ASM_INPUT_P): Likewise.
12774 (ASM_VOLATILE_P): Likewise.
12775 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12776 (OMP_SECTION_LAST): Access private_flag directly.
12777 (OMP_RETURN_NOWAIT): Likewise.
12778 (OMP_PARALLEL_COMBINED): Likewise.
12779 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12780 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12781 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12782 deprecated_flag directly.
12784 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12786 * final.c (frame_pointer_needed): Removed.
12787 * flags.h (frame_pointer_needed): Likewise.
12789 * function.h (rtl_data): Add frame_pointer_needed.
12790 (frame_pointer_needed): New.
12792 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12794 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12796 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12798 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12801 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12803 * c-common.c (strip_array_types): Move function to..
12805 (get_inner_array_type): Delete.
12806 * c-common.h (strip_array_types): Move declaration to..
12808 (get_inner_array_type): Delete.
12809 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12810 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12811 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12812 * config/pa/pa.c (emit_move_sequence): Likewise.
12814 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12816 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12819 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12821 * function.c: Include target hook for nonlocal_goto frame value.
12823 2008-05-24 Richard Guenther <rguenther@suse.de>
12825 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12826 variable can be only accessed through a pointer or a union.
12828 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12830 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12831 * doc/extend.texi: Likewise.
12833 2008-05-23 DJ Delorie <dj@redhat.com>
12835 * config/m32c/jump.md (untyped_call): Add.
12837 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12838 for A24 to PSImode.
12839 (m32c_address_cost): Detail costs for indirect offsets.
12841 2008-05-23 Rafael Espíndola <espindola@google.com>
12843 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12844 if a node is a SUBREG.
12845 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12848 2008-05-23 Paul Brook <paul@codesourcery.com>
12849 Carlos O'Donell <carlos@codesourcery.com>
12851 * doc/extend.texi: Clarify use of __attribute__((naked)).
12852 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12853 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12854 * function.c (use_register_for_decl): Use
12855 targetm.calls.allocate_stack_slots_for_args.
12856 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12857 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12858 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12860 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12862 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12864 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12866 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12867 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12868 is only rounded once.
12870 2008-05-23 Richard Guenther <rguenther@suse.de>
12872 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12874 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12875 Jakub Jelinek <jakub@redhat.com>
12878 * configure.ac: Handle --enable-cld.
12879 * configure: Regenerated.
12880 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12881 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12882 (ix86_current_function_needs_cld): New define.
12883 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12884 (cld): New isns pattern.
12885 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12886 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12887 * config/i386/i386.opt (mcld): New option.
12888 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12889 TARGET_CLD and ix86_current_function_needs_cld.
12890 (override_options): Use -mcld by default for 32-bit code if
12893 * doc/install.texi (Options specification): Document --enable-cld.
12894 * doc/invoke.texi (Machine Dependent Options)
12895 [i386 and x86-64 Options]: Add -mcld option.
12896 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12898 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12899 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12900 (return_in_memory_64): Likewise.
12901 (return_in_memory_ms_64): Likewise.
12903 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12905 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12906 * builtins.c (fold_builtin_fpclassify): New.
12907 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12908 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12909 * c-common.c (handle_type_generic_attribute): Adjust to accept
12910 fixed arguments before an elipsis.
12911 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12912 * doc/extend.texi: Document __builtin_fpclassify.
12914 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12916 * omp-low.c (gate_expand_omp_ssa): Remove.
12917 (pass_expand_omp_ssa): Remove.
12918 (gate_expand_omp): Do not check for flag_openmp_ssa.
12919 * common.opt (-fopenmp-ssa): Remove.
12920 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12922 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12924 * config/sh/sh.opt (mfixed-range): New option.
12925 * config/sh/sh-protos.h (sh_fix_range): Declare.
12926 * config/sh/sh.c (sh_fix_range): New function.
12927 * config/sh/sh.h (sh_fixed_range_str): Declare.
12928 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12930 * doc/invoke.texi (SH Options): Document -mfixed-range.
12932 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12934 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12935 it before the redeclaration.
12937 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12939 * config/avr/avr.c (get_sequence_length): Add new function.
12940 (expand_prologue, expand_epilogue): Remove duplicate code.
12942 2008-05-22 Rafael Espíndola <espindola@google.com>
12944 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12947 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12949 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12950 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12952 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12953 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12954 (vect_update_misalignment_for_peel): Likewise.
12955 (vector_alignment_reachable_p): Likewise.
12956 * tree-vect-transform.c (vectorizable_load): Likewise.
12957 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12958 (get_vectype_for_scalar_type): Pass mode of scalar_type
12959 to UNITS_PER_SIMD_WORD.
12961 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12962 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12963 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12964 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12965 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12967 2008-05-22 Ira Rosen <irar@il.ibm.com>
12969 PR tree-optimization/36293
12970 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12971 if the first load must be skipped because of a gap.
12973 2008-05-22 Richard Guenther <rguenther@suse.de>
12975 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12976 more cases of offset disambiguation that is possible if
12977 strict-aliasing rules apply.
12978 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12979 for basic offset and type-based disambiguation.
12981 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12983 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12984 ix86_expand_vector_set on V16QImode for SSE4.1.
12986 2008-05-21 Tom Tromey <tromey@redhat.com>
12988 * c.opt (Wimport): Mark as undocumented.
12989 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12991 (Warning Options): Likewise.
12992 * doc/cppopts.texi: Don't mention -Wimport.
12994 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12996 PR tree-optimization/36287
12997 PR tree-optimization/36286
12998 * lambda-code.c (build_access_matrix): Do not use the loop->num
12999 for computing the number of induction variables: use the loop depth
13002 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13005 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13006 option -f(no-)leading-underscore.
13008 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13010 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13011 GET_MODE_NUNITS (mode).
13013 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13015 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13016 (-mmulhw): Add 464 to description.
13017 (-mdlmzb): Likewise.
13018 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13019 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13021 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13022 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13023 * config/rs6000/rs6000.md: Update comments for 464.
13025 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13027 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13029 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13031 * config/i386/sse.md (vec_extractv4sf): Removed.
13032 (vec_extractv2df): Likewise.
13033 (vec_extractv2di): Likewise.
13034 (vec_extractv4si): Likewise.
13035 (vec_extractv8hi): Likewise.
13036 (vec_extractv16qi): Likewise.
13037 (vec_extract<mode>): New.
13039 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13041 * config/i386/sse.md (vec_setv4sf): Removed.
13042 (vec_setv2df): Likewise.
13043 (vec_setv2di): Likewise.
13044 (vec_setv4si): Likewise.
13045 (vec_setv8hi): Likewise.
13046 (vec_setv16qi): Likewise.
13047 (vec_set<mode>): New.
13049 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13051 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13052 goto for vec_concat and vec_interleave.
13054 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13056 * config/i386/sse.md (vec_initv4sf): Removed.
13057 (vec_initv2df): Likewise.
13058 (vec_initv2di): Likewise.
13059 (vec_initv4si): Likewise.
13060 (vec_initv8hi): Likewise.
13061 (vec_initv16qi): Likewise.
13062 (vec_init<mode>): New.
13064 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13066 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13068 2008-05-21 Tom Tromey <tromey@redhat.com>
13070 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13071 (zone_find_object_offset): Likewise.
13072 (gt_ggc_m_S): Likewise.
13073 (highest_bit): Likewise.
13074 * ggc-page.c (gt_ggc_m_S): New function.
13075 * stringpool.c (string_stack): Remove.
13076 (init_stringpool): Update.
13077 (ggc_alloc_string): Use ggc_alloc.
13078 (maybe_delete_ident): New function.
13079 (ggc_purge_stringpool): Likewise.
13080 (gt_ggc_m_S): Remove.
13081 * ggc-common.c (ggc_protect_identifiers): New global.
13082 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13083 ggc_protect_identifiers.
13084 * ggc.h (ggc_protect_identifiers): Declare.
13085 (gt_ggc_m_S): Update.
13086 (ggc_purge_stringpool): Declare.
13087 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13088 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13090 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13092 2008-05-21 David S. Miller <davem@davemloft.net>
13094 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13097 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13099 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13102 2008-05-20 David Daney <ddaney@avtrex.com>
13104 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13105 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13106 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13107 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13108 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13109 (atomic_hiqi_op): New define_code_iterator.
13110 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13111 mips_expand_compare_and_swap_12.
13112 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13113 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13114 (sync_<optab><mode>, sync_old_<optab><mode>,
13115 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13116 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13117 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13118 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13119 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13120 (test_and_set_12): New insn.
13121 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13122 sync_new_<optab><mode>, sync_old_nand<mode>,
13123 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13124 clobber to operand 0 for SI and DI mode insns.
13125 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13126 mips_gen_fn_4): New typedefs.
13127 (mips_gen_fn_ptrs): Define new union type.
13128 (mips_expand_compare_and_swap_12): Remove declaration.
13129 (mips_expand_atomic_qihi): Declare function.
13130 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13131 (mips_expand_atomic_qihi): ... this. Use new generator function
13133 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13134 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13135 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13136 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13137 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13138 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13139 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13140 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13141 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13142 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13145 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13147 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13150 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13152 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13153 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13154 (avr_attribute_table): Add 'OS_main' function attribute.
13155 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13156 functions with 'OS_main' attribute.
13158 2008-05-20 Richard Guenther <rguenther@suse.de>
13160 PR tree-optimization/35204
13161 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13162 helper, split out from ...
13163 (DFS): ... here. Make the DFS walk non-recursive.
13165 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13166 Jan Sjodin <jan.sjodin@amd.com>
13168 PR tree-optimization/36181
13169 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13170 (parallelize_loops): Don't parallelize when the loop has vector
13173 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13174 Sebastian Pop <sebastian.pop@amd.com>
13176 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13177 matrix, and never look at the tree representation of the memory
13179 (linear_transform_loops): Computes parameters and access matrices.
13180 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13182 (access_matrix_get_index_for_parameter): New.
13183 * tree-data-ref.h (struct access_matrix): New.
13184 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13185 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13186 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13187 am_vector_index_for_loop): New.
13188 (struct data_reference): Add field access_matrix.
13189 (DR_ACCESS_MATRIX): New.
13190 (compute_data_dependences_for_loop): Update declaration.
13191 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13192 * lambda.h (lambda_vector_vec_p): Declared.
13193 * lambda-code.c: Depend on pointer-set.h.
13194 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13195 av_for_af_base, av_for_af, build_access_matrix,
13196 lambda_compute_access_matrices): New.
13197 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13199 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13201 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
13202 $SOURCEDIR/include.
13204 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13205 Sebastian Pop <sebastian.pop@amd.com>
13207 PR tree-optimization/36206
13208 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
13210 (instantiate_scev_1): Rename flags to fold_conversions.
13211 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
13212 outeside instantiation_loop.
13213 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
13214 (evolution_function_is_affine_or_constant_p): Removed.
13215 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
13217 (analyze_siv_subscript): Pass in the loop nest number.
13218 Call evolution_function_is_affine_in_loop instead of
13219 evolution_function_is_affine_p.
13220 (analyze_overlapping_iterations): Pass in the loop nest number.
13222 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13223 Sebastian Pop <sebastian.pop@amd.com>
13225 PR tree-optimization/36206
13226 * tree-chrec.h (chrec_fold_op): New.
13227 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
13230 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
13232 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
13234 (remove_duplicates): Do not set inode on non-inode systems.
13237 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
13239 * config.gcc (tm_file): Update comments about relative pathnames.
13241 2008-05-20 Richard Guenther <rguenther@suse.de>
13243 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13244 * tree-ssa-sccvn.c (process_scc): Likewise.
13245 * tree-ssa-sink.c (execute_sink_code): Likewise.
13246 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13247 * tree-vrp.c (process_assert_insertions): Likewise.
13248 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13249 (perform_tree_ssa_dce): Likewise.
13250 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13251 (dump_dominator_optimization_stats): Likewise.
13252 * tree-vectorizer.c (vectorize_loops): Likewise.
13254 2008-05-20 Richard Guenther <rguenther@suse.de>
13256 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13258 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
13260 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
13261 (ix86_i386elf_return_in_memory): Likewise.
13262 (ix86_i386interix_return_in_memory): Likewise.
13263 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
13264 (SUBTARGET_RETURN_IN_MEMORY): New.
13265 * config/i386/i386elf.h: Likewise.
13266 * config/i386/ptx4-i.h: Likewise.
13267 * config/i386/sol2-10.h: Likewise.
13268 * config/i386/sysv4.h: Likewise.
13269 * config/i386/vx-common.h: Likewise.
13270 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
13271 * config/i386/i386.c (ix86_return_in_memory): Made static and
13272 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
13273 (ix86_i386elf_return_in_memory): Removed.
13274 (ix86_i386interix_return_in_memory): Removed.
13275 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
13276 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
13278 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
13280 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
13282 2008-05-19 Xinliang David Li <davidxl@google.com>
13284 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
13286 * common.opt: Ditto.
13287 * doc/invoke.texi: Ditto.
13289 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
13291 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
13292 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13294 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13296 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
13297 sizes of operand array from 8/4 to 4/2.
13298 (ix86_expand_vector_init_general): Change size of operand array
13299 from 32 to 16. Remove op0, op1 and half_mode.
13301 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13303 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
13304 (ix86_expand_vector_init_interleave): Likewise.
13305 (ix86_expand_vector_init_general): Use them. Assert
13306 word_mode == SImode when n_words == 4.
13308 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
13310 * config/i386/i386.c (ix86_secondary_reload): New static function.
13311 (TARGET_SECONDARY_RELOAD): New define.
13312 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13313 * config/i386/i386.md (reload_outqi): Remove.
13315 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13317 PR middle-end/35509
13318 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
13319 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
13320 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
13321 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
13322 (fold_builtin_1): Likewise.
13323 * builtins.def (BUILT_IN_ISINF_SIGN): New.
13324 c-common.c (check_builtin_function_arguments): Handle
13325 BUILT_IN_ISINF_SIGN.
13326 * doc/extend.texi: Document __builtin_isinf_sign.
13327 * fold-const.c (operand_equal_p): Handle COND_EXPR.
13329 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
13331 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
13332 EH cleanup at the end of the pass, search for those that have been
13333 turned into forwarder blocks and do the cleanup on their successor.
13335 2008-05-18 Richard Guenther <rguenther@suse.de>
13337 * tree-cfg.c (verify_gimple_expr): Allow conversions from
13338 pointers to sizetype and vice versa.
13340 2008-05-18 Xinliang David Li <davidxl@google.com>
13342 * gcc/tree-ssa-dce.c: Coding style fix.
13343 (check_pow): Documentation comment.
13344 (check_log): Documenation comment. Coding style fix.
13345 (is_unnecessary_except_errno_call): Ditto.
13346 (gen_conditions_for_pow): Ditto.
13347 (gen_conditions_for_log): Ditto.
13348 (gen_shrink_wrap_conditions): Ditto.
13349 (shrink_wrap_one_built_in_calls): Ditto.
13350 * gcc/doc/invoke.texi: Better documentation string.
13351 * ChangeLog: Fix wrong change log entries from
13352 May 17 checkin on function call DCE.
13354 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
13356 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
13358 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13360 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
13361 * df-problems.c (simulation routines): Fixed block comment to
13362 properly say how to add forwards scanning functions.
13364 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13366 * tree-inline.c (setup_one_parameter): Remove dead code.
13368 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13370 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
13371 a BIT_AND_EXPR only for an INTEGER_TYPE.
13373 2008-05-17 Xinliang David Li <davidxl@google.com>
13375 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
13376 (check_pow, check_log, is_unnecessary_except_errno_call): New
13377 functions to check for eliminating math functions that are pure
13378 except for setting errno.
13379 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
13380 general condition expressions for shrink-wrapping pow/log calls.
13381 (gen_shrink_wrap_conditions): Ditto.
13382 (shrink_wrap_one_built_in_call): Ditto.
13383 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
13384 (mark_operand_necessary): If debugging, output if OP is necessary.
13385 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
13387 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
13389 * gcc/common.opt: New user flag -ftree-builtin-dce.
13390 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
13392 2008-05-16 David S. Miller <davem@davemloft.net>
13394 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
13395 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13397 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
13400 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
13402 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13404 * ifcvt.c (dead_or_predicable): Rename
13405 df_simulate_one_insn_backwards to df_simulate_one_insn.
13406 * recog.c (peephole2_optimize): Ditto.
13407 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
13409 * df.h: Rename df_simulate_one_insn_backwards to
13410 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
13411 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
13412 scanning of defs and uses.
13413 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
13414 (df_simulate_one_insn_forwards): Removed.
13416 2008-05-16 Doug Kwan <dougkwan@google.com>
13418 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
13420 (real_from_string): Handle NaNs and Inf as approriate.
13422 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13424 * doc/gty.texi (Source Files Containing Type Information): Note
13425 that headers should appear first in the gtfiles list.
13427 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13429 * tree.def (COND_EXEC): Properly documented this code.
13431 2008-05-16 Diego Novillo <dnovillo@google.com>
13433 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13434 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13437 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13439 * tree-ssa-dse (max_stmt_uid): Removed.
13440 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13441 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13442 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13443 * function.h (cfun.last_stmt_uid): New field.
13444 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13445 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13447 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13448 (create_stmt_ann): Initialize the ann->uid field.
13449 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13451 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13453 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13455 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13456 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13457 (init_empty_tree_cfg): Call it.
13459 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13461 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13464 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13466 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13467 * tree-dump.c (dump_options): New verbose option.
13468 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13470 * tree-pass.h (TDF_VERBOSE): New dump flag.
13471 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13472 (tree-flow.h): Added include.
13473 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13475 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13477 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13479 From Jie Zhang <jie.zhang@analog.com>
13480 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13481 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13482 mcpu=bf561-none and mcpu=bf561-0.2.
13483 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13484 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13485 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13486 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13487 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13488 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13489 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13491 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13492 (cputype_selected): Remove.
13493 (bfin_handle_option): Don't use cputype_selected.
13494 (override_options): When no mcpu option, enable all workarounds.
13495 Don't use bfin_workarounds.
13496 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13498 (DEFAULT_CPU_TYPE): Don't define.
13500 2008-05-16 Richard Guenther <rguenther@suse.de>
13502 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13503 on deletion of the last stmt.
13505 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13507 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13508 V8HImode for SSE2 and V16QImode for SSE4.1.
13510 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13512 * cgraph.h (compute_inline_parameters): Made public.
13513 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13514 variable_generate_summary, function_write_summary,
13515 variable_write_summary, variable_read_summary. Added generate_summary,
13516 write_summary, read_summary.
13517 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13518 pass_ipa_inline.function_generate_summary, to
13519 compute_inline_parameters.
13520 * ipa-inline.c (compute_inline_parameters): Made public and added
13522 (compute_inline_parameters_for_current): New function.
13523 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13524 (inline_generate_summary): Removed parameter and made to loop over
13526 (pass_ipa_inline): Updated for new IPA_PASS structure.
13527 * passes.c (execute_ipa_summary_passes): Now is called once per
13528 pass rather than once per node*pass.
13530 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13532 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13533 avr_have_mul_p, avr_asm_only_p): Remove variables.
13534 (avr_override_options): Remove initialization of removed variables.
13535 (avr_file_start): Convert removed variables to fields of
13536 'struct base_arch_s *avr_current_arch'.
13537 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13538 (AVR_HAVE_MUL): (Ditto.).
13539 (AVR_HAVE_MOVW): (Ditto.).
13540 (AVR_HAVE_LPMX): (Ditto.).
13541 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13542 avr_asm_only_p): Remove declaration.
13544 2008-05-15 Diego Novillo <dnovillo@google.com>
13546 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13547 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13549 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13551 PR middle-end/36194
13552 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13553 Don't call record_truncated_value from here.
13554 (record_truncated_value): Turn it into a for_each_rtx callback.
13555 (record_truncated_values): New function.
13556 (combine_instructions): Call note_uses with record_truncated_values.
13557 Change name of check_conversion to check_promoted_subreg.
13559 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13561 * doc/sourcebuild.texi: Document support for torture tests.
13563 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13565 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13566 to alternative 4 of operand 2.
13568 2008-05-15 Richard Guenther <rguenther@suse.de>
13570 * tree-pass.h (current_pass): Declare.
13571 (get_pass_for_id): Likewise.
13572 * passes.c (passes_by_id, passes_by_id_size): New globals.
13573 (set_pass_for_id): New function.
13574 (get_pass_for_id): Likewise.
13575 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13576 (execute_function_todo): Flush per function statistics.
13577 * toplev.c (compile_file): Init statistics.
13578 (general_init): Do early statistics initialization.
13579 (finalize): Finish statistics.
13580 * statistics.h (statistics_early_init): Declare.
13581 (statistics_init): Likewise.
13582 (statistics_fini): Likewise.
13583 (statistics_fini_pass): Likewise.
13584 (statistics_counter_event): Likewise.
13585 (statistics_histogram_event): Likewise.
13586 * statistics.c: New file.
13587 * Makefile.in (OBJS-common): Add statistics.o.
13588 (statistics.o): Add dependencies.
13589 * doc/invoke.texi (-fdump-statistics): Document.
13591 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13592 (insert): Likewise.
13593 (execute_pre): Use statistics_counter_event.
13594 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13595 (substitute_and_fold): Increment it. Use statistics_counter_event.
13597 2008-05-15 Diego Novillo <dnovillo@google.com>
13599 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13601 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13602 * tree-ssa-alias.c (new_type_alias): Remove references to
13603 sub-variables from comment.
13604 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13606 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13608 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13609 attribute to 1 only for insertps alternative.
13611 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13613 * config/bfin/bfin.md (loadbytes): New pattern.
13614 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13615 (bfin_init_builtins): Initialize it.
13616 (bdesc_1arg): Add it.
13618 2008-05-15 Sa Liu <saliu@de.ibm.com>
13620 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13621 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13622 * testsuite/lib/target-supports.exp: Add
13623 check_effective_target_fortran_integer_16.
13625 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13627 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13628 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13629 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13630 (TARGET_RETURN_IN_MEMORY): Define.
13632 2008-05-15 Richard Guenther <rguenther@suse.de>
13634 PR middle-end/36244
13635 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13636 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13637 represent unmodifiable vars.
13639 2008-05-15 Richard Guenther <rguenther@suse.de>
13641 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13642 INDIRECT_REF and TARGET_MEM_REF.
13643 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13646 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13647 H.J. Lu <hongjiu.lu@intel.com>
13649 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13650 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13651 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13652 insn alternatives. Add missing alternatives.
13653 (*vec_concatv2di_rex64_sse4_1): Likewise.
13654 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13655 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13656 Require TARGET_SSE.
13658 2008-05-15 Richard Guenther <rguenther@suse.de>
13660 PR tree-optimization/36009
13661 PR tree-optimization/36204
13662 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13663 (determine_invariantness_stmt): Record the loop a store is
13664 always executed in.
13665 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13668 2008-05-15 Richard Guenther <rguenther@suse.de>
13670 PR tree-optimization/34330
13671 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13672 through the pointer will alias the SMT.
13674 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13676 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13678 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13680 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13682 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13683 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13685 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13686 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13687 (vashl_optab): New optab for vector/vector shifts.
13688 (vashr_optab): Ditto.
13689 (vlshr_optab): Ditto.
13690 (vrotl_optab): Ditto.
13691 (vrotr_optab): Ditto.
13692 (optab_subtype): New enum for optab_for_tree_code call.
13693 (optab_for_tree_code): Add enum optab_subtype argument.
13695 * optabs.c (optab_for_tree_code): Take an additional argument to
13696 distinguish between a vector shift by a scalar and vector shift by
13697 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13698 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13699 vector shift by a vector.
13700 (expand_widen_pattern_expr): Pass additional argument to
13701 optab_for_tree_code.
13703 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13704 vrotl_optab, vrotr_optab.
13706 * expr.c (expand_expr_real_1): Update calls to
13707 optab_for_tree_code to distinguish between vector shifted by a
13708 scalar and vector shifted by a vector.
13709 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13710 (supportable_narrowing_operation): Ditto.
13711 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13712 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13713 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13714 (vect_create_epilog_for_reduction): Ditto.
13715 (vectorizable_reduction): Ditto.
13716 (vectorizable_operation): Ditto.
13717 (vect_strided_store_supported): Ditto.
13718 (vect_strided_load_supported): Ditto.
13719 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13720 * expmed.c (expand_shift): Ditto.
13722 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13724 (ashr@var{m}3): Ditto.
13725 (vashl@var{m}3): Document new vector/vector shift standard name.
13726 (vashr@var{m}3): Ditto.
13727 (vlshr@var{m}3): Ditto.
13728 (vrotl@var{m}3): Ditto.
13729 (vrotr@var{m}3): Ditto.
13731 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13732 (PPERM_INVERT): Ditto.
13733 (PPERM_REVERSE): Ditto.
13734 (PPERM_REV_INV): Ditto.
13735 (PPERM_ZERO): Ditto.
13736 (PPERM_ONES): Ditto.
13737 (PPERM_SIGN): Ditto.
13738 (PPERM_INV_SIGN): Ditto.
13739 (PPERM_SRC1): Ditto.
13740 (PPERM_SRC2): Ditto.
13742 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13743 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13744 allows a memory operand to be the value being added, and split it
13745 to improve vectorization.
13746 (sse5_pmacsdqh_mem): Ditto.
13747 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13748 (sse5_mulv2div2di3_high): Ditto.
13749 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13750 (vec_pack_trunc_v4si): Ditto.
13751 (vec_pack_trunc_v2di): Ditto.
13752 (sse5_pcmov_<mode>): Remove code that tried to use use
13753 andps/andnps instead of pcmov.
13754 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13755 pmacsdqh instructions.
13756 (vec_widen_smult_lo_v4si): Ditto.
13758 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13759 (PPERM_INVERT): Ditto.
13760 (PPERM_REVERSE): Ditto.
13761 (PPERM_REV_INV): Ditto.
13762 (PPERM_ZERO): Ditto.
13763 (PPERM_ONES): Ditto.
13764 (PPERM_SIGN): Ditto.
13765 (PPERM_INV_SIGN): Ditto.
13766 (PPERM_SRC1): Ditto.
13767 (PPERM_SRC2): Ditto.
13768 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13770 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13772 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13773 says ignore whether the last reference is a memory operand.
13775 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13776 Paolo Bonzini <bonzini at gnu dot org>
13778 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13781 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13782 (vlshr<mode>3): Rename from vlshr<mode>3.
13783 (vashr<mode>3): Rename from vashr<mode>3.
13784 (mulv4sf3): Change the names of vector shift patterns.
13788 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13791 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13816 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13817 (floatunssidf2_internal): Change vector/vector shift names.
13818 (floatunsdidf2_internal): Ditto.
13825 (vashl<mode>3): Rename from ashl<mode>3.
13826 (vashr<mode>3): Rename from ashr<mode>3.
13827 (vlshr<mode>3): Rename from lshr<mode>3.
13828 (vrotl<mode>3): Rename from rotl<mode>3.
13830 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13833 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13834 multiply gives the wrong value when doing widening multiplies.
13835 (vec_widen_smult_lo_v4si): Ditto.
13837 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13839 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13840 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13841 emit_library_call_value.
13842 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13843 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13844 * calls.c (initialize_argument_information, precompute_arguments,
13845 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13846 (precompute_arguments): Removed flags parameter.
13847 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13849 2008-05-14 Richard Guenther <rguenther@suse.de>
13851 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13852 Make sure to register the store if the use is a PHI_NODE.
13854 2008-05-14 Olivier Hainque <hainque@adacore.com>
13856 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13857 memory if the component is to be referenced in BLKmode according
13858 to get_inner_reference.
13860 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13862 * calls.c (emit_library_call_value_1): Restore code clearing
13863 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13865 2008-05-14 Olivier Hainque <hainque@adacore.com>
13866 Nicolas Roche <roche@adacore.com>
13868 * configure.ac: Add support for a "gcc_subdir" variable in
13869 config-lang.in, to denote a subdirectory where the language/GCC
13870 integration files are to be found.
13871 * configure: Regenerate.
13873 2008-05-14 Ira Rosen <irar@il.ibm.com>
13875 PR tree-optimization/36098
13876 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13877 value for the first load in the group in case of a gap.
13878 (vect_build_slp_tree): Check that there are no gaps in loads.
13880 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13882 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13883 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13884 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13885 emit_insn and remove unneeded code to construct extra args.
13886 (emit_no_conflict_block): Removed.
13887 * optabls.h: (emit_no_conflict_block): Removed.
13888 * cse.c (cse_extended_basic_block): Remove search for
13889 REG_NO_CONFLICT note.
13890 * global.c: Removed incorrect comment added in revision 117.
13891 * expr.c (convert_move): Change call to emit_no_conflict_block to
13893 * recog.c: Change comments so that they do not mention
13895 * local_alloc.c (combine_regs): Removed last parameter.
13896 (no_conflict_p): Removed.
13897 (block_alloc): Removed note, no_conflict_combined_regno and set
13898 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13899 (combine_regs): Removed already_dead and code to look for
13900 REG_NO_CONFLICT notes.
13901 * lower_subreg (remove_retval_note): Removed code to look for
13902 REG_NO_CONFLICT block.
13903 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13904 (resolve_clobber): Remove code to process libcalls that have
13905 REG_NO_CONFLICT notes.
13906 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13908 * combine.c (can_combine_p, distribute_notes): Removed
13909 REG_NO_CONFLICT case.
13910 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13912 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13913 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13915 * reg-notes.def (NO_CONFLICT): Removed.
13917 2008-05-14 David S. Miller <davem@davemloft.net>
13919 * config/sparc/sparc.c (sparc_profile_hook): If
13920 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13921 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13922 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13924 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13926 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13928 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13931 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13932 and op1 expansion before vector concat to have less live pseudos.
13934 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13936 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13937 ix86_expand_vector_set if supported.
13939 2008-05-13 Diego Novillo <dnovillo@google.com>
13940 Kenneth Zadeck <zadeck@naturalbridge.com>
13942 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13944 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13945 phinodes_print_statistics, init_ssanames, fini_ssanames,
13946 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13947 release_ssa_name, release_defs, replace_ssa_name_symbol,
13948 ssanames_print_statistics): Move ...
13949 * tree-flow.h: ... here.
13950 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13951 Use FN instead of cfun.
13952 (make_ssa_name_fn): Rename from make_ssa_name.
13953 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13954 * tree-flow-inline.h (make_ssa_name): Move from
13955 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13956 * omp-low.c (expand_omp_parallel):
13957 * tree-flow-inline.h (redirect_edge_var_map_result):
13958 * tree-ssa.c (init_tree_ssa): Add argument FN.
13959 Use it instead of cfun. Update all users.
13961 2008-05-13 Tom Tromey <tromey@redhat.com>
13963 PR preprocessor/22168:
13964 * doc/cpp.texi (Top): Update menu.
13965 (Alternatives to Wrapper #ifndef): New node.
13966 (Other Directives): Document deprecation.
13967 (Obsolete Features): Remove menu.
13968 (Assertions): Merge node into Obsolete Features.
13969 (Obsolete once-only headers): Move earlier; rename to Alternatives
13970 to Wrapper #ifndef.
13971 * doc/cppopts.texi: Update.
13972 * c.opt (Wdeprecated): Enable for C and ObjC.
13973 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13974 (C++ Dialect Options): Move -Wno-deprecated from here to...
13975 (Warning Options): ... here.
13977 2008-05-13 Richard Guenther <rguenther@suse.de>
13979 PR middle-end/36227
13980 * fold-const.c (fold_sign_changed_comparison): Do not allow
13981 changes in pointer-ness.
13983 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13986 * config/sh/sh.c (sh_expand_prologue): Don't clear
13987 RTX_FRAME_RELATED_P for push insns.
13989 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13991 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13993 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13995 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13996 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13997 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13999 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14001 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14002 (*vec_concatv4sf_sse): This.
14003 (*sse2_concatv2si): Renamed to ...
14004 (*vec_concatv2si_sse2): This.
14005 (*sse1_concatv2si): Renamed to ...
14006 (*vec_concatv2si_sse): This.
14007 (*vec_concatv2di_rex): Renamed to ...
14008 (*vec_concatv2di_rex64): This.
14009 (*vec_concatv2si_sse4_1): New.
14010 (*vec_concatv2di_rex64_sse4_1): Likewise.
14012 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14014 PR rtl-optimization/36111
14015 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14016 that was created for swappable operands.
14018 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14021 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14022 * configure.ac: Add call to ACX_PROG_GNAT.
14024 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14026 * optc-gen.awk: Fix comment typo.
14028 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14030 * pretty-print.c (pp_integer_with_precision): Use
14031 HOST_LONG_LONG_FORMAT.
14033 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14035 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14037 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14039 * config/i386/i386.c (bdesc_ptest): Removed.
14040 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14041 (bdesc_args): Add __builtin_ia32_ptestz128,
14042 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14043 (ix86_init_mmx_sse_builtins): Updated.
14044 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14045 (ix86_expand_builtin): Updated.
14047 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14049 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14050 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14052 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14054 * value-prof.c (interesting_stringop_to_profile): Do not
14055 return early for BUILT_IN_MEMPCPY.
14057 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14059 * calls.c (expand_call): Don't use callgraph to increase
14060 preferred_stack_boundary.
14062 * cgraph.h (cgraph_rtl_info): Use unsigned on
14063 preferred_incoming_stack_boundary.
14065 * final.c (rest_of_clean_state): Use unsigned on
14066 preferred_stack_boundary.
14068 2008-05-09 Tom Tromey <tromey@redhat.com>
14070 PR preprocessor/22231:
14071 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14074 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14076 PR tree-optimization/36129
14077 * tree-ssa-ccp.c: Include value-prof.h.
14078 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14079 built-in function was folded to a constant.
14080 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14082 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14083 Sebastian Pop <sebastian.pop@amd.com>
14085 * tree-scalar-evolution.c: Document instantiate_scev.
14086 (instantiate_parameters_1): Renamed instantiate_scev_1.
14087 Don't use the same loop for instantiation_loop and evolution_loop.
14088 (instantiate_scev): New.
14089 (instantiate_parameters): Moved...
14090 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14091 same loop twice. Maintains the semantics for this function.
14092 * tree-scalar-evolution.h (instantiate_scev): Declare.
14093 (instantiate_parameters): ...here. Now static inline.
14094 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14095 instead of resolve_mixers.
14097 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14099 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14101 2008-05-09 Tomas Bily <tbily@suse.cz>
14103 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14104 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14105 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14106 * c-common.c (c_common_truthvalue_conversion): Likewise.
14107 * tree-object-size.c (compute_object_offset): Likewise.
14108 * tree-inline.c (estimate_num_insns_1): Likewise.
14109 * varasm.c (const_hash_1, compare_constant, copy_constant)
14110 (compute_reloc_for_constant, output_addressed_constants)
14111 (initializer_constant_valid_p): Likewise.
14112 * c-omp.c (check_omp_for_incr_expr): Likewise.
14113 * gimplify.c (gimplify_expr): Likewise.
14114 * c-typeck.c (c_finish_return): Likewise.
14115 * tree-vectorizer.c (supportable_widening_operation)
14116 (supportable_narrowing_operation): Likewise.
14117 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14118 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14119 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14120 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14121 (descr_info_loc): Likewise.
14122 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14123 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14124 (fold_unary): Likewise.
14125 * builtins.c (get_pointer_alignment): Likewise.
14126 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14127 (instantiate_parameters_1): Likewise.
14128 * tree.c (expr_align, stabilize_reference): Likewise.
14129 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14130 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14131 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14132 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14133 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14134 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14136 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14137 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14138 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14139 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14140 (forward_propagate_comparison)
14141 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14142 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14143 * emit-rtl.c (component_ref_for_mem_expr)
14144 (set_mem_attributes_minus_bitpos): Likewise.
14145 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14146 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14148 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14149 (build_function_call, pointer_diff, build_compound_expr)
14150 (c_finish_return): Likewise.
14151 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14152 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14154 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14155 * expr.c (is_aligning_offset): Likewise.
14156 * tree-ssa-alias.c (is_escape_site): Likewise.
14157 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14158 (check_all_va_list_escapes): Likewise.
14159 * tree-ssa-loop-ivopts.c (determine_base_object)
14160 (determine_common_wider_type): Likewise.
14161 * dojump.c (do_jump): Likewise.
14162 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14163 * tree-gimple.c (is_gimple_cast): Likewise.
14164 * fold-const.c (decode_field_reference, )
14165 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14166 (fold_binary): Likewise.
14167 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14168 (already_warned_in_frontend_p): Likewise.
14169 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14170 * tree.c (really_constant_p, get_unwidened): Likewise.
14171 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14172 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14173 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14175 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14177 (CONVERT_EXPR_P): Define.
14178 (CASE_CONVERT): Define.
14180 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14182 PR middle-end/36117
14183 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14184 (delete_unmarked_insns): When deleting a call, call
14185 delete_unreachable_blocks.
14186 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14187 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14189 2008-05-08 Richard Guenther <rguenther@suse.de>
14191 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14192 (-ftree-salias): Likewise.
14193 (salias-max-implicit-fields): Remove param documentation.
14194 (salias-max-array-elements): Likewise.
14195 * tree-pass.h (pass_create_structure_vars): Remove.
14196 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14197 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14198 * tree-ssa-alias.c (create_structure_vars): Remove.
14199 (gate_structure_vars): Likewise.
14200 (pass_create_structure_vars): Likewise.
14201 (gate_build_alias): Likewise.
14202 (pass_build_alias): Adjust to run always and dump the function.
14203 * common.opt (ftree-salias): Hide.
14204 * passes.c (init_optimization_passes): Remove
14205 pass_create_structure_vars, adjust comment.
14206 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14207 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14208 * opts.c (decode_options): Do not set flag_tree_salias.
14209 (common_handle_option): Add OPT_ftree_salias to the backward
14210 compatibility section.
14212 2008-05-08 Richard Guenther <rguenther@suse.de>
14214 * tree-flow-inline.h (var_can_have_subvars): Move ...
14215 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
14216 * tree-flow.h (var_can_have_subvars): Remove.
14217 (push_fields_onto_fieldstack): Remove.
14218 (sort_fieldstack): Likewise.
14219 (struct fieldoff): Move ...
14220 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
14221 alias_set and base_for_components fields.
14222 (sort_fieldstack): Make static.
14223 (push_fields_onto_fieldstack): Likewise. Remove code that
14224 handles anything but RECORD_TYPEs. Remove alias_set and
14225 base_for_components handling.
14226 (create_variable_info_for): Adjust.
14228 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
14230 * common.opt (Wframe-larger-than=): Shorten the help message
14232 * doc/invoke.texi (Wframe-larger-than=): Add more description.
14234 2008-05-08 Rafael Espíndola <espindola@google.com>
14236 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
14238 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
14239 trap and that both operands are gimple values.
14240 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
14241 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14244 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14246 * read-rtl.c (join_c_conditions): Return the first string if the
14247 two strings are equal.
14249 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14251 * gensupport.h (pred_data): Add a "num_codes" field.
14252 (add_predicate_code): Declare.
14253 * gensupport.c (add_predicate_code): New function.
14254 (std_pred_table): Add an "allows_const_p" field.
14255 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14256 Remove the (incomplete) list of such codes from the codes field.
14257 (init_predicate_table): Use add_predicate_code. Add all
14258 RTX_CONST_OBJs if allows_const_p is true.
14259 * genrecog.c (process_define_predicate): Use add_predicate_code.
14261 2008-05-08 David Daney <ddaney@avtrex.com>
14262 Richard Sandiford <rsandifo@nildram.co.uk>
14264 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
14265 special case of constant zero operands.
14266 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
14267 old and new values. Special case constant zero values.
14268 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
14270 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
14271 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
14273 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
14276 * simplify-rtx.c (simplify_plus_minus): Create CONST of
14277 similar RTX_CONST_OBJ before CONST_INT.
14279 2008-05-08 Steve Ellcey <sje@cup.hp.com>
14281 * stmt.c (expand_stack_restore): Change sa mode if needed.
14283 2008-05-08 Richard Guenther <rguenther@suse.de>
14285 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
14286 return type to bool.
14287 (ix86_sol10_return_in_memory): Likewise.
14288 (ix86_i386elf_return_in_memory): Likewise.
14289 (ix86_i386interix_return_in_memory): Likewise.
14290 * config/i386/i386.c (ix86_return_in_memory): Likewise.
14291 (ix86_sol10_return_in_memory): Likewise.
14292 (ix86_i386elf_return_in_memory): Likewise.
14293 (ix86_i386interix_return_in_memory): Likewise.
14295 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14298 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
14300 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
14301 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
14304 2008-05-08 Richard Guenther <rguenther@suse.de>
14306 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
14307 * tree-data-ref.h (struct dr_alias): Remove subvars field.
14308 (DR_SUBVARS): Remove.
14309 * tree-dfa.c (dump_subvars_for): Remove.
14310 (debug_subvars_for): Likewise.
14311 (dump_variable): Do not dump subvars.
14312 (remove_referenced_var): Do not remove subvars.
14313 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
14314 (lookup_subvars_for_var): Remove.
14315 (get_subvars_for_var): Likewise.
14316 (get_subvars_at): Likewise.
14317 (get_first_overlapping_subvar): Likewise.
14318 (overlap_subvar): Likewise.
14319 * tree-flow.h (subvar_t): Remove.
14320 (struct var_ann_d): Remove subvars field.
14321 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
14322 argument. Remove special handling of SFTs.
14323 (compute_tag_properties): Likewise.
14324 (set_initial_properties): Likewise.
14325 (compute_call_clobbered): Likewise.
14326 (count_mem_refs): Likewise.
14327 (compute_memory_partitions): Likewise.
14328 (compute_flow_insensitive_aliasing): Likewise.
14329 (setup_pointers_and_addressables): Likewise.
14330 (new_type_alias): Likewise.
14331 (struct used_part): Remove.
14332 (used_portions): Likewise.
14333 (struct used_part_map): Likewise.
14334 (used_part_map_eq): Likewise.
14335 (used_part_map_hash): Likewise.
14336 (free_used_part_map): Likewise.
14337 (up_lookup): Likewise.
14338 (up_insert): Likewise.
14339 (get_or_create_used_part_for): Likewise.
14340 (create_sft): Likewise.
14341 (create_overlap_variables_for): Likewise.
14342 (find_used_portions): Likewise.
14343 (create_structure_vars): Likewise.
14344 * tree.def (STRUCT_FIELD_TAG): Remove.
14345 * tree.h (MTAG_P): Adjust.
14346 (struct tree_memory_tag): Remove base_for_components and
14347 unpartitionable flags.
14348 (struct tree_struct_field_tag): Remove.
14349 (SFT_PARENT_VAR): Likewise.
14350 (SFT_OFFSET): Likewise.
14351 (SFT_SIZE): Likewise.
14352 (SFT_NONADDRESSABLE_P): Likewise.
14353 (SFT_ALIAS_SET): Likewise.
14354 (SFT_UNPARTITIONABLE_P): Likewise.
14355 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
14356 (union tree_node): Remove sft field.
14357 * alias.c (get_alias_set): Remove special handling of SFTs.
14358 * print-tree.c (print_node): Remove handling of SFTs.
14359 * tree-dump.c (dequeue_and_dump): Likewise.
14360 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
14361 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
14362 * tree-predcom.c (set_alias_info): Do not set subvars.
14363 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
14364 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
14365 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
14366 (add_vars_for_offset): Remove.
14367 (add_virtual_operand): Remove special handling of SFTs.
14368 (add_call_clobber_ops): Likewise.
14369 (add_call_read_ops): Likewise.
14370 (get_asm_expr_operands): Likewise.
14371 (get_modify_stmt_operands): Likewise.
14372 (get_expr_operands): Likewise.
14373 (add_to_addressable_set): Likewise.
14374 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
14375 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14376 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
14377 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
14378 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
14379 (tree_node_structure): Likewise.
14380 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
14382 (find_what_p_points_to): Likewise.
14384 2008-05-08 Sa Liu <saliu@de.ibm.com>
14386 * config/spu/spu.md: Fixed subti3 pattern.
14388 2008-05-08 Richard Guenther <rguenther@suse.de>
14390 PR middle-end/36154
14391 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14392 sure to create a representative for trailing arrays for PTA.
14394 2008-05-08 Richard Guenther <rguenther@suse.de>
14396 PR middle-end/36172
14397 * fold-const.c (operand_equal_p): Two objects which types
14398 differ in pointerness are not equal.
14400 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14402 * calls.c (compute_argument_block_size): Add argument tree fndecl.
14403 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
14404 (emit_library_call_value_1): Add new variable fndecl initialized by
14405 NULL_TREE. It should be the decl type of orgfun, but this information
14406 seems not to be available here, so it uses the default calling abi.
14407 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
14408 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
14409 by TARGET_RETURN_IN_MEMORY.
14410 * config/i386/i386-interix.h: Likewise.
14411 * config/i386/i386.h: Likewise.
14412 * config/i386/i386elf.h: Likewise.
14413 * config/i386/ptx4-i.h: Likewise.
14414 * config/i386/sol2-10.h: Likewise.
14415 * config/i386/sysv4.h: Likewise.
14416 * config/i386/vx-common.h: Likewise.
14417 * config/cris/cris.h: Removed #if 0 clause.
14418 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
14419 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
14421 (ix86_sol10_return_in_memory): Likewise.
14422 (ix86_i386elf_return_in_memory): New.
14423 (ix86_i386interix_return_in_memory): New.
14424 * config/mt/mt-protos.h (mt_return_in_memory): New.
14425 * config/mt/mt.c: Likewise.
14426 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14427 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
14428 * config/bfin/bfin.h: Likewise.
14429 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14431 * config/bfin/bfin.c: Likewise.
14432 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14433 * config/alpha/unicosmk.h: Likewise.
14434 * config/i386/cygming.h: Likewise.
14435 * config/iq2000/iq2000.h: Likewise.
14436 * config/mips/mips.h: Likewise.
14437 * config/mn10300/mn10300.h: Likewise.
14438 * config/rs6000/rs6000.h: Likewise.
14439 * config/score/score.h: Likewise.
14440 * config/spu/spu.h: Likewise.
14441 * config/v850/v850.h: Likewise.
14442 * defaults.h: Likewise.
14443 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14444 * expr.c (emit_block_move): Adjust use of
14445 OUTGOING_REG_PARM_STACK_SPACE.
14446 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14447 OUTGOING_REG_PARM_STACK_SPACE.
14448 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14450 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14452 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14453 on OMP_RETURN for OMP_FOR.
14456 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14457 (fortran_common): New function.
14458 (gen_variable_die): Call fortran_common instead of common_check,
14459 adjust for it returning tree instead of rtx. Formatting.
14461 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14465 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14466 * c-decl.c (merge_decls): Ditto.
14467 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14468 to RTL_CONST_OR_PURE_CALL_P.
14469 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14470 Initialized DECL_LOOPING_CONST_PURE.
14471 (process_call_operands): Set tree_side_effects properly.
14472 * tree.h (TREE_READONLY_DECL_P): Removed.
14473 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14474 (DECL_LOOPING_OR_CONST_P): New macro.
14475 (struct tree_function_decl): Added looping_const_or_pure_p.
14476 (ECF_*) Renumbered.
14477 (ECF_LOOPING_OR_CONST_P): New macro.
14478 * rtlanal.c (pure_const_p): Removed.
14479 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14480 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14481 to RTL_CONST_CALL_P.
14482 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14483 (check_decl, check_tree, check_call, scan_function): Initialize
14485 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14486 (static_execute): Set looping true for recursive functions.
14487 Undo setting state to IPA_NEITHER for recursive functions.
14488 * cse.c (cse_insn):
14489 * ifcvt.c (noce_can_store_speculate_p): Changed
14490 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14491 RTL_CONST_OR_PURE_CALL_P.
14492 * dse.c (scan_insn): Ditto.
14493 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14494 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14495 RTL_CONST_OR_PURE_CALL_P.
14496 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14497 pure_call_p to RTL_CONST_CALL_P.
14498 * gimplify.c (gimplify_call_expr): Clear side effects for
14499 non-looping pure and constant calls.
14500 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14501 (flags_from_decl_or_type): Set ecf flags from decl flags.
14502 (initialize_argument_information): Turn off
14503 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14504 Change const to pure if callee_copies is true rather than just
14506 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14507 way of marking pure calls.
14508 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14509 Remove hack that was supposed to fix pr7335 and remove old
14510 way of marking pure calls.
14511 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14512 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14513 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14514 RTL_CONST_OR_PURE_CALL_P.
14515 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14516 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14517 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14518 * sched-deps.c (schedule_analyze): Ditto.
14519 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14520 return_val field of calls to represent pure and const function info.
14521 (CONST_OR_PURE_CALL_P): Deleted macro.
14522 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14523 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14524 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14526 * tree-optimize.c (execute_fixup_cfg): Added test for
14527 ECF_LOOPING_CONST_OR_PURE.
14528 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14530 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14531 effects for looping pure or const calls.
14532 (verify_gimple_expr): Added verification code.
14533 * config/alpha/alpha.c (alpha_legitimize_address,
14534 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14536 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14537 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14538 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14539 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14540 RTL_CONST_OR_PURE_CALL_P.
14541 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14542 and const calls to be deleted.
14544 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14547 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14548 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14549 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14550 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14551 to handle nonimmediate operands.
14552 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14553 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14554 to handle nonimmediate operands.
14555 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14556 (mmx_pmulhrwv4hi3): New expander. Use
14557 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14558 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14559 (sse2_umulv1siv1di3): New expander. Use
14560 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14561 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14562 (mmx_eq<mode>3): New expander. Use
14563 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14564 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14565 (mmx_uavgv8qi3): New expander. Use
14566 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14567 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14568 (mmx_uavgv4hi3): New expander. Use
14569 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14571 * config/i386/sse.md
14572 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14573 to handle nonimmediate operands.
14574 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14575 to handle nonimmediate operands.
14576 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14577 to handle nonimmediate operands.
14578 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14579 to handle nonimmediate operands.
14580 (sse2_unpckhpd_exp): New expander. Use
14581 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14582 (sse2_unpcklpd_exp): New expander. Use
14583 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14584 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14585 to handle nonimmediate operands.
14586 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14587 to handle nonimmediate operands.
14588 (*sse2_<plusminus_insn><mode>3): Rename from
14589 sse2_<plusminus_insn><mode>3 insn pattern.
14590 (sse2_<plusminus_insn><mode>3): New expander. Use
14591 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14592 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14593 (sse2_umulv2siv2di3): New expander. Use
14594 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14595 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14596 (sse4_1_mulv2siv2di3): New expander. Use
14597 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14598 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14599 (sse2_pmaddwd): New expander. Use
14600 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14601 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14602 (sse2_eq<mode>3): New expander. Use
14603 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14604 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14605 (sse4_1_eqv2di3): New expander. Use
14606 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14607 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14608 (sse2_uavgv16qi3): New expander. Use
14609 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14610 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14611 (sse2_uavgv16qi3): New expander. Use
14612 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14613 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14614 (sse2_uavgv8hi3): New expander. Use
14615 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14616 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14617 (ssse3_pmulhrswv8hi3): New expander. Use
14618 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14619 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14620 (ssse3_pmulhrswv4hi3): New expander. Use
14621 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14623 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14624 (<sse>_vmmul<mode>3): Ditto.
14625 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14627 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14628 (ssse3_pmaddubsw): Ditto.
14630 * config/i386/i386.c (struct_builtin_description)
14631 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14632 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14633 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14634 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14635 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14636 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14637 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14638 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14639 (ix86_fixup_binary_operands): Assert that src1
14640 and src2 must have the same mode when swapped.
14641 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14642 and ix86_binary_operator_ok. Do not force operands in registers
14645 2008-05-07 Jan Hubicka <jh@suse.cz>
14647 * cgraph.c (dump_cgraph_node): Update.
14648 * cgraph.h (cgraph_local_info): Break out inline summary.
14649 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14651 * ipa-inline (inline_summary): New accestor function.
14652 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14653 cgraph_decide_inlining, compute_inline_parameters): Update.
14654 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14656 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14658 Cleanup ColdFire scheduling support and add V4 pipeline model.
14660 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14661 (define_attr cpu): Add cfv4 value.
14662 (define_attr type, define_attr type1): Merge into a single 'type'
14663 attribute. Update all uses.
14664 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14665 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14667 (define_attr opx_mem, define_attr opy_mem): Remove.
14668 (define_attr op_mem): Clean up, update comment.
14669 (define_attr size): Use specific values instead of general int.
14670 (define_attr guess, define_attr split): Remove. Update all uses.
14671 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14672 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14673 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14674 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14675 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14676 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14677 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14678 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14679 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14680 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14681 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14682 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14683 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14684 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14685 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14686 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14687 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14688 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14689 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14690 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14691 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14692 Update or set attributes.
14693 (stack_tie): New fake instruction.
14695 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14696 (m68k_sched_attr_size): Update declaration.
14697 (m68k_sched_attr_type2): Remove.
14698 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14699 Declare new bypass predicates.
14701 * config/m68k/m68k.c (m68k_sched_issue_rate,
14702 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14704 (TARGET_SCHED_ISSUE_RATE,
14705 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14706 (override_options): Handle scheduling for ColdFire V4 core.
14707 (m68k_expand_prologue): Emit stack_tie.
14708 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14709 'OP_TYPE_FPN'. Update all uses.
14710 (sched_guess_p): Remove.
14711 (sched_address_type): Handle symbolic addresses.
14712 (sched_get_operand): New static function.
14713 (sched_operand_type): Merge into sched_attr_op_type.
14714 (sched_attr_op_type): Handle FP registers, handle quick constants,
14716 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14717 (m68k_sched_attr_size): Update. Move logic to ...
14718 (sched_get_attr_size_int): New static function.
14719 (sched_get_opxy_mem_type): New static function.
14720 (m68k_sched_attr_op_mem): Update.
14721 (m68k_sched_attr_type2): Remove.
14722 (sched_cfv4_bypass_data): New static variable.
14723 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14724 (m68k_sched_issue_rate): Implement scheduler hook.
14725 (struct _sched_ib: enabled_p): New field.
14726 (m68k_sched_variable_issue): Update. Handle V4.
14727 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14728 sched_dump_class_func_t, sched_dump_split_class,
14729 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14730 sched_dump_dfa_class, m68k_sched_dump): Remove.
14731 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14733 (m68k_sched_init_global): Remove statisctics dumping, introduce
14734 sanity check that all instructions have pipeline reservations. Handle
14736 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14737 Handle ColdFire V4 core.
14738 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14739 New static functions.
14740 (m68k_sched_address_bypass_p): New bypass predicate.
14741 (sched_get_indexed_address_scale): New static function.
14742 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14744 * cf.md: Update comments.
14745 (define_attr type2): Remove. Use 'type' attribute instead.
14747 (cf_ib): Rename to cfv123_ib. Update all uses.
14748 (cf_oep): Rename to cfv123_oep. Update all uses.
14749 (cf_chr): Rename to cfv123_chr. Update all uses.
14750 (cf_mem): Rename to cfv123_mem. Update all uses.
14751 (cf_mac): Move to more appropriate place.
14752 (cfv123_guess): New automaton and cpu_unit.
14753 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14754 Update uses of 'size' attribute. Handle before reload scheduling.
14755 (cfv123_guess): New dummy reservation for unhandled instructions.
14756 (cfv4_*): Pipeline description of ColdFire V4 core.
14757 (ignore): New reservation to handle 'ignore' type.
14759 2008-05-07 Ian Lance Taylor <iant@google.com>
14761 PR middle-end/36013
14762 * gimplify.c (find_single_pointer_decl_1): Don't look through
14764 (find_single_pointer_decl): Adjust comments.
14766 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14768 PR middle-end/36137
14769 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14770 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14772 PR middle-end/36106
14773 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14774 integral type rather than floating point, then VIEW_CONVERT_EXPR
14775 to the floating point type.
14777 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14779 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14780 TFmode op0 to register.
14782 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14784 * c-decl.c (grokdeclarator): Comment typo.
14786 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14788 * tree-flow.h: Remove prototype for computed_goto_p.
14789 * tree-cfg.c (computed_goto_p): Make static.
14791 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14794 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14795 (contains_aligned_value_p): This. Handle _Decimal128.
14796 (ix86_function_arg_boundary): Only align _Decimal128 to its
14797 natural boundary and handle it properly.
14799 2008-05-06 Martin Jambor <mjambor@suse.cz>
14801 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14802 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14803 (ipcp_method_set_orig_node): Removed.
14804 (ipcp_cval_get_cvalue_type): Removed.
14805 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14806 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14807 (ipcp_cval_set_cvalue_type): Removed.
14808 (ipcp_cval_get_cvalue): Removed.
14809 (ipcp_cval_set_cvalue): Removed.
14810 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14811 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14812 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14813 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14814 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14815 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14816 (ipcp_get_ith_lattice): Changed parameters.
14817 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14818 (ipcp_lattice_from_jfunc): Changed parameters.
14819 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14820 (ipcp_method_cval_print): Added temporary variable info.
14821 (ipcp_redirect): Removed already unused local variable caller.
14822 (ipcp_redirect): New temporary variable orig_callee_info
14823 (ipcp_redirect): Removed newly unused local variable callee.
14824 (ipcp_redirect): Removed (a bit confusing) local variable type.
14825 (ipcp_insert_stage): Added local variable info.
14826 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14828 (ipcp_formal_create): Removed.
14829 (ipcp_method_cval_set): Removed.
14830 (ipcp_propagate_stage): Renamed lattice variables.
14831 (ipcp_method_cval_set_cvalue_type): Removed.
14832 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14833 (ipcp_print_all_lattices): Changed printed strings to refer to
14834 lattices rather than cvals.
14835 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14836 (ipcp_propagate_const): Changed formal parameters.
14837 (build_const_val): Changed formal parameters.
14838 (ipcp_insert_stage): Removed useless variable cvalue
14839 (build_const_val): Changed formal parameters.
14840 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14841 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14842 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14843 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14844 (ipcp_print_func_profile_counts): Changed string from "method" to
14846 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14847 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14848 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14849 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14850 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14851 (ipcp_lat_is_const): Changed parameters and made inline.
14852 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14853 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14854 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14855 the predicate condition directly
14856 (ipcp_propagate_stage): Added local variable args. Removed local
14857 variable callee. (Both are mere code simplifications.)
14858 (ipcp_method_dont_insert_const): Renamed to
14859 ipcp_node_not_modifiable_p.
14860 (ipcp_node_not_modifiable_p): Made inline.
14861 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14862 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14863 (ipcp_print_all_lattices): Removed variable cvalue
14864 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14867 2008-05-06 Olivier Hainque <hainque@adacore.com>
14869 * tree-sra.c (try_instantiate_multiple_fields): Early return
14870 if field has POINTER_TYPE.
14872 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14874 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14875 by using 'q' specifier for instruction.
14876 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14878 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14880 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14881 Change mode of zero_extract from QImode to HImode.
14882 (sign bit tests peepholes): (Ditto.).
14884 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14886 * config/i386/mmx.md: Remove double backslashes from asm templates.
14887 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14888 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14889 to handle nonimmediate operands.
14890 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14891 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14892 to handle nonimmediate operands.
14893 (*mmx_<code>v2sf3_finite): New insn pattern.
14894 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14895 (mmx_<code>v2sf3): New expander. Use
14896 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14897 (mmx_<plusminus_insn><mode>3): New expander. Use
14898 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14899 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14900 (mmx_add<mode>3): Removed.
14901 (mmx_ssadd<mode>3): Ditto.
14902 (mmx_usadd<mode>3): Ditto.
14903 (mmx_sub<mode>3): Ditto.
14904 (mmx_sssub<mode>3): Ditto.
14905 (mmx_ussub<mode>3): Ditto.
14906 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14907 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14908 to handle nonimmediate operands.
14909 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14911 (mmx_smulv4hi3_highpart): New expander. Use
14912 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14913 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14915 (mmx_umulv4hi3_highpart): New expander. Use
14916 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14917 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14918 (mmx_<code>v4hi3): New expander. Use
14919 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14920 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14921 (mmx_<code>v8qi3): New expander. Use
14922 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14923 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14924 (mmx_<code><mode>3): New expander. Use
14925 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14927 2008-05-05 Jan Hubicka <jh@suse.cz>
14929 PR tree-optimization/36118
14930 * passes.c (pass_init_dump_file): Fix dump header.
14932 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14934 PR middle-end/36141
14935 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14936 VCE for function decls.
14938 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14940 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14942 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14944 * config/i386/i386.md (sat_plusminus): New.
14945 (plusminus_insn): Likewise.
14946 (plusminus_mnemonic): Likewise.
14948 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14949 (*<addsub><mode>3_cc_overflow): Renamed to ...
14950 (*<plusminus_insn><mode>3_cc_overflow): This.
14951 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14952 (*<plusminus_insn>si3_zext_cc_overflow): This.
14954 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14955 (<plusminus_insn><mode>3): This.
14956 (*<addsub><mode>3): Renamed to ...
14957 (*<plusminus_insn><mode>3): This.
14958 (<sse>_vm<addsub><mode>3): Renamed to ...
14959 (<sse>_vm<plusminus_insn><mode>3): This.
14960 (sse3_h<addsub>v4sf3): Renamed to ...
14961 (sse3_h<plusminus_insn>v4sf3): This.
14962 (sse3_h<addsub>v2df3): Renamed to ...
14963 (sse3_h<plusminus_insn>v2df3): This.
14964 (<plusminus_insn><mode>3): New.
14965 (*<plusminus_insn><mode>3): Likewise.
14966 (sse2_<plusminus_insn><mode>3): Likewise.
14967 (add<mode>): Removed.
14968 (*add<mode>3): Likewise.
14969 (sse2_ssadd<mode>3): Likewise.
14970 (sse2_usadd<mode>3): Likewise.
14971 (sub<mode>3): Likewise.
14972 (*sub<mode>3): Likewise.
14973 (sse2_sssub<mode>3): Likewise.
14974 (sse2_ussub<mode>3): Likewise.
14976 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14978 * gthr-single.h: Add in required interface elements as per gthr.h.
14979 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14980 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14981 Generalize UNUSED macro.
14982 (__gthread_once): Add.
14983 (__gthread_key_create): Add.
14984 (__gthread_key_delete): Add.
14985 (__gthread_getspecific): Add.
14986 (__gthread_setspecific): Add.
14988 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14990 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14991 the same size types for the indirect reference on the rhs, then
14994 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14996 * config/i386/i386.md
14997 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14998 one insn template instead of template series.
14999 (*xordi_1_rex64): Ditto.
15000 (*xordi_2_rex64): Ditto.
15002 2008-05-05 Ira Rosen <irar@il.ibm.com>
15004 PR tree-optimization/36119
15005 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15008 2008-06-04 Jan Hubicka <jh@suse.cz>
15010 tree-optimization/36100
15011 * tree-pass.h (pass_O0_always_inline): Declare.
15012 * ipa-inline.c (inline_transform): Remove dead code.
15013 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15014 pass_O0_always_inline): New.
15015 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15017 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15019 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15020 mnemonic in this_param move for TARGET_64BIT.
15022 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15024 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15025 (*strmovsi_rex_1): Ditto.
15026 (*strsetsi_1): Ditto.
15027 (*strsetsi_rex_1): Ditto.
15029 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15030 adddicc expanders using SWI mode iterator.
15032 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15035 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15038 2008-05-04 David S. Miller <davem@davemloft.net>
15040 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15041 (sparc*-*-linux*): Use linux.h in tm_file.
15042 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15043 compiler defaulting to 32-bit.
15044 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15046 * config/sparc/linux.h: Remove definitions now obtained
15047 properly from linux.h
15048 * config/sparc/linux64.h: Likewise.
15049 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15050 don't want this setting for 32-bit builds in a biarch compiler.
15051 * doc/install.texi: Add sparc-linux to list of targets
15052 supporting --enable-targets=all.
15054 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15056 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15058 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15060 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15061 after V4SI_FTYPE_V8HI.
15062 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15063 case V4SI_FTYPE_V2DF.
15065 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15067 * doc/invoke.texi (max-flow-memory-locations): Removed.
15068 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15070 2008-05-03 Richard Guenther <rguenther@suse.de>
15072 PR middle-end/34973
15073 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15075 2008-05-02 David S. Miller <davem@davemloft.net>
15077 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15079 2008-05-02 Simon Baldwin <simonb@google.com>
15082 * c-common.h (warn_array_subscript_range): Removed.
15083 * c-common.c (warn_array_subscript_range): Ditto.
15084 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15085 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15087 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15089 * config/i386/i386.c (ix86_special_builtin_type): New.
15090 (bdesc_special_args): Likewise.
15091 (ix86_expand_special_args_builtin): Likewise.
15092 (ix86_init_mmx_sse_builtins): Updated.
15093 (ix86_expand_builtin): Updated.
15094 (ix86_expand_store_builtin): Removed.
15095 (ix86_expand_unop_builtin): Likewise.
15097 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15098 * config/i386/mmintrin.h (__v2sf): Here.
15100 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15102 (_mm_loadl_pi): Likewise.
15103 (_mm_storeh_pi): Replace __v2si with __v2sf.
15104 (_mm_storel_pi): Likewise.
15106 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15107 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15108 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15109 __builtin_ia32_loadlpd.
15111 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15113 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15114 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15115 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15116 (ix86_init_mmx_sse_builtins): Updated.
15117 (ix86_expand_args_builtin): Likewise.
15118 (ix86_expand_builtin): Likewise.
15119 (ix86_expand_unop1_builtin): Renamed to ...
15120 (ix86_expand_unop_vec_merge_builtin): This.
15122 2008-05-01 Jan Hubicka <jh@suse.cz>
15125 * ipa-inline.c (inline_generate_summary): Make static.
15126 (inline_transform): Do not call inlining at -O0; make static.
15127 * passes.c (execute_todo): Add sanity check.
15128 (execute_one_ipa_transform_pass): Execute proper flags.
15130 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15132 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15133 (DECL_NONADDRESSABLE_P): Likewise.
15134 * alias.c (record_component_aliases): Fix comment.
15136 2008-05-01 Simon Baldwin <simonb@google.com>
15138 * c-common.h (warn_array_subscript_range): New function.
15139 * c-common.c (warn_array_subscript_range): Ditto.
15140 * tree-vrp.c (check_array_ref): Corrected code to agree with
15141 comment, ignoring only arrays of size 0 or size 1.
15142 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15144 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15146 * config/i386/i386.c (ix86_builtin_type): Replace
15147 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15148 (bdesc_args): Updated.
15149 (ix86_init_mmx_sse_builtins): Likewise.
15150 (ix86_expand_args_builtin): Likewise.
15152 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15155 * doc/extend.texi: Correct __builtin_ia32_palignr.
15157 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15160 * config/i386/i386.c (bdesc_crc32): Removed.
15161 (ix86_expand_crc32): Likewise.
15162 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15163 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15164 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15165 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15166 UINT_FTYPE_UINT_UCHAR.
15167 (bdesc_args): Updated. Add crc32 builtins.
15168 (ix86_init_mmx_sse_builtins): Updated.
15169 (ix86_expand_args_builtin): Updated to support subreg.
15171 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15173 2008-05-01 Jan Hubicka <jh@suse.cz>
15175 * tree-pass.h (opt_pass): Add IPA_PASS.
15176 (varpool_node, cgraph_node): Forward declare.
15177 (ipa_opt_pass): Define.
15178 (pass_ipa_inline): Turn into ipa_opt_pass.
15179 (pass_apply_inline): Remove.
15180 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15181 (apply_inline): Turn into ....
15182 (inline_transform): ... this one.
15183 (inline_generate_summary): New function.
15184 (pass_apply_inline): Remove.
15185 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15187 (struct function): Add ipa_transforms_to_apply.
15188 * passes.c (register_one_dump_file): Work on IPA_PASS.
15189 (init_optimization_passes): Remove pass_inline_parameters and
15191 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15192 (execute_one_pass) ... here; apply transforms when possible.
15193 (add_ipa_transform_pass, execute_ipa_summary_asses,
15194 execute_one_ipa_transform_pass): New.
15195 (execute_ipa_pass_list): Update for IPA_PASS type.
15197 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15199 * config/i386/i386.c (ix86_builtin_type): Add
15200 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15201 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
15202 (bdesc_args): Add SSE4a builtins.
15203 (ix86_init_mmx_sse_builtins): Updated.
15204 (ix86_expand_args_builtin): Likewise.
15205 (ix86_expand_builtin): Likewise.
15207 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15209 * config/i386/i386.c (ix86_builtin_type): Add
15210 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
15211 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
15212 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
15213 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
15214 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
15215 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
15216 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
15217 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
15218 and DI_FTYPE_DI_DI_INT.
15219 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
15220 (ix86_init_mmx_sse_builtins): Updated.
15221 (ix86_expand_args_builtin): Likewise.
15222 (ix86_expand_builtin): Likewise.
15223 (ix86_expand_binop_imm_builtin): Removed.
15225 * doc/extend.texi: Correct __builtin_ia32_palignr128.
15227 2008-04-30 Richard Guenther <rguenther@suse.de>
15229 PR tree-optimization/32921
15230 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
15232 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
15234 * config/arm/arm.c (arm_unwind_emit): Use
15235 crtl->all_throwers_are_sibcalls instead of
15236 cfun->all_throwers_are_sibcalls.
15237 (arm_output_fn_unwind): Likewise.
15238 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
15239 instead of cfun->uses_pic_offset_table.
15240 (frv_expand_prologue): Likewise.
15241 (frv_frame_pointer_required): Likewise.
15242 (frv_expand_fdpic_call): Likewise.
15243 (frv_emit_movsi): Likewise.
15244 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15245 cfun->returns_pcc_struct instead of
15246 current_function_returns_pcc_struct.
15247 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15248 instead of cfun->calls_eh_return.
15249 (m32c_pushm_popm): Likewise.
15250 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15251 "extern" declaration.
15253 2008-04-30 Richard Guenther <rguenther@suse.de>
15255 PR tree-optimization/21636
15256 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15258 (evaluate_stmt): Print the likely value.
15259 (ccp_visit_stmt): Avoid excessive vertical spacing.
15261 2008-04-30 Rafael Espíndola <espindola@google.com>
15263 * builtins.c (fold_call_expr): Return realret.
15264 * tree-ssa-threadedge.c
15265 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15266 __builtin_object_size.
15268 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
15270 * gcc.c (wrapper_string): New variable.
15271 (insert_wrapper): New function.
15272 (execute): New option -wrapper.
15273 * doc/invoke.texi (Overall Options): New driver option -wrapper.
15275 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
15277 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
15278 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
15279 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
15281 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
15282 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
15283 config/rs6000/e500crtres64gprctr.asm,
15284 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
15285 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
15286 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
15287 config/rs6000/e500crtsav64gprctr.asm,
15288 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
15289 config/rs6000/e500crtsavg64gprctr.asm: New files.
15290 * config/rs6000/t-ppccomm: Add build rules for new files.
15291 (LIB2FUNCS_STATIC_EXTRA): Add new files.
15292 * config/rs6000/t-netbsd: Add build rules for new files.
15293 (LIB2FUNCS_STATIC_EXTRA): New variable.
15294 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
15295 (CRTSAVRES_DEFAULT_SPEC): Likewise.
15296 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
15298 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
15300 * config/i386/i386.c (ix86_builtin_type): Add
15301 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
15302 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
15303 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
15304 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
15305 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
15306 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
15307 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
15308 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
15309 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
15310 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
15311 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
15312 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
15313 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
15314 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
15315 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
15316 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
15317 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
15318 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
15319 V1DI_FTYPE_V2SI_V2SI.
15320 (bdesc_2arg): Moved to ...
15321 (bdesc_args): Here.
15322 (ix86_init_mmx_sse_builtins): Updated.
15323 (ix86_expand_args_builtin): Updated. Take a pointer
15324 to const struct builtin_description. Handle comparison
15326 (ix86_expand_sse_compare): Take a new argument for swapping operands.
15327 (ix86_expand_builtin): Updated.
15329 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
15330 (ssse3_pmaddubsw128): This.
15331 (ssse3_pmaddubswv4hi3): Renamed to ...
15332 (ssse3_pmaddubsw): This.
15334 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
15335 (__builtin_ia32_packssdw128): Likewise.
15336 (__builtin_ia32_packuswb128): Likewise.
15337 (__builtin_ia32_pmaddubsw): Likewise.
15338 (__builtin_ia32_pmaddubsw128): Likewise.
15340 2008-04-30 Richard Guenther <rguenther@suse.de>
15342 PR tree-optimization/14847
15343 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
15344 (recognize_bits_test): Use it.
15345 (recognize_single_bit_test): Likewise.
15347 2008-04-30 Martin Jambor <mjambor@suse.cz>
15349 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
15350 instead of setting number of formal parameters to zero.
15351 (ipcp_init_stage): Do not set the number of actual parameters to zero
15353 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
15354 which are called with variable number of arguments.
15355 (ipcp_insert_stage): Explicitely skipping all nodes which are
15356 called with variable number of arguments.
15357 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
15358 number of parameters.
15360 * ipa-prop.h (struct ipa_node_params): Added flag
15361 called_with_var_arguments
15362 (ipa_set_param_count): Added. Changed sole setter to use it.
15363 (ipa_get_param_count): Added. All readers of param_count
15364 converted to use it instead.
15365 (ipa_set_called_with_variable_arg): Added.
15366 (ipa_is_called_with_var_arguments): Added.
15367 (ipa_get_ith_param): Added. All readers of param_decls converted
15369 (ipa_set_cs_argument_count): Added, sole writer to argument_count
15371 (ipa_get_cs_argument_count): Added, all readers of argument_count
15373 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
15376 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
15377 (struct ipcp_lattice): Renamed cval_type to type
15378 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
15380 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
15381 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
15382 (ipcp_insert_stage): Changed the type of variable cvalue to tree
15383 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
15384 (build_const_val): Changed the type of parameter cvalue to tree
15385 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
15386 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
15388 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
15391 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
15392 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
15393 (ipa_add_method): Renamed to ipa_push_func_to_list
15394 (ipa_remove_method): Renamed to ipa_pop_func_from_list
15395 (ipa_callsite_param_count): Removed.
15396 (ipa_callsite_param_count_set): Removed.
15397 (ipa_callsite_param): Removed.
15398 (ipa_callsite_callee): Removed.
15399 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
15400 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
15401 (ipa_method_formal_count): Removed.
15402 (ipa_method_formal_count_set): Removed.
15403 (ipa_method_get_tree): Removed.
15404 (ipa_method_tree_map_create): Removed.
15405 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
15406 (ipa_create_param_decls_array): Creates the array itself
15407 (ipa_create_param_decls_array): Temporary variable info instead of
15408 a few dereferences.
15409 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
15410 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
15411 (get_type): Removed.
15412 (ipa_jf_get_info_type): Removed.
15413 (ipa_node_create): Renamed to ipa_create_node_params
15414 (ipa_free): Renamed to ipa_free_all_node_params
15415 (ipa_nodes_create): Renamed to ipa_create_all_node_params
15416 (ipa_edges_create): Renamed to ipa_create_all_edge_args
15417 (ipa_edges_free): Renamed to ipa_free_all_edge_args
15418 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
15419 (ipa_free_all_node_params): Deallocation to jump_functions moved to
15420 ipa_free_all_edge_args
15421 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
15422 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
15423 (ipa_create_methodlist_node): Removed.
15424 (ipa_methodlist_method): Removed.
15425 (ipa_methodlist_method_set): Removed.
15426 (ipa_methodlist_next_method): Removed.
15427 (ipa_methodlist_next_method_set): Removed.
15428 (ipa_method_is_modified): Removed.
15429 (ipa_method_modify_create): Removed.
15430 (ipa_method_modify_init): Temporary variable info instead of a few
15432 (ipa_detect_param_modifications): Temporary variable info instead of
15433 a few dereferences.
15434 (ipa_compute_jump_functions): Temporary variable info instead of
15435 a few dereferences.
15436 (ipa_method_modify_set): Removed.
15437 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15438 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15439 than craph_node as the first parameter.
15440 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15441 (ipa_method_modify_init): Removed.
15442 (ipa_compute_jump_functions): Added a temp variable instead of
15443 repeatadly dereferencing the cgraph_edge.aux pointer
15444 (ipa_callsite_param_set_type): Removed.
15445 (ipa_compute_jump_functions): i renamed to index and moved to
15447 (ipa_callsite_param_set_info_type_formal): Removed.
15448 (ipa_callsite_param_set_info_type): Removed.
15449 (ipa_callsite_param_map_create): Removed.
15450 (ipa_callsite_tree): Removed.
15451 (ipa_callsite_caller): Removed.
15452 (ipa_pop_func_from_list): return_method removed to return_func
15454 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15455 prefixed all values with IPA_. Changed all users.
15456 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15457 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15458 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15459 (union parameter_info): Renamed to jump_func_value.
15460 (union jump_func_value): Renamed value to constant
15461 (struct ipa_jump_func): Renamed info_type to value
15462 (struct ipa_node): Renamed to ipa_node_params
15463 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15464 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15465 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15466 (struct ipa_edge): Renamed to ipa_edge_args
15467 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15468 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15469 (struct ipa_methodlist): Renamed to ipa_func_list
15470 (struct ipa_func_list): method_p renamed to node, next_method
15472 (ipa_methodlist_p): Removed, switched all users to struct pointer
15473 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15475 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15477 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15478 (rs6000_emit_epilogue): Use backchain to restore only when we
15479 have a large frame. Make use of frame pointer to restore if we
15480 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15482 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15484 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15485 Add mode to zero_extract.
15486 (sign bit tests peepholes): (Ditto.).
15488 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15490 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15491 Instructions in comments with SSE3.
15492 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15493 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15494 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15495 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15496 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15497 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15498 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15499 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15500 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15501 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15502 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15503 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15504 (bdesc_sse_args): Renamed to ...
15505 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15506 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15507 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15508 IX86_BUILTIN_FABSQ.
15509 (bdesc_1arg): Moved to ...
15510 (bdesc_args): Here.
15511 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15512 Instructions in comments with SSE3.
15513 (ix86_expand_sse_operands_builtin): Renamed to ...
15514 (ix86_expand_args_builtin): This. Updated.
15515 (ix86_expand_unop1_builtin): Update comments.
15516 (ix86_expand_builtin): Updated.
15518 2008-04-29 Richard Guenther <rguenther@suse.de>
15520 PR tree-optimization/36078
15521 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15522 Update virtual SSA form after cleaning up the CFG.
15524 2008-04-29 Richard Guenther <rguenther@suse.de>
15526 PR middle-end/15255
15527 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15529 2008-04-29 Richard Guenther <rguenther@suse.de>
15531 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15532 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15533 (compute_flow_insensitive_aliasing): Do not treat
15534 PTR_IS_REF_ALL pointers special.
15535 (get_smt_for): Likewise.
15536 (may_alias_p): Re-structure.
15537 (is_escape_site): A ref-all pointer conversion is not an escape site.
15538 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15539 PTR_IS_REF_ALL pointers special.
15540 * tree-ssa-structalias.h (struct alias_info): Remove
15541 ref_all_symbol_mem_tag field.
15542 (PTR_IS_REF_ALL): Remove.
15544 2008-04-29 Richard Guenther <rguenther@suse.de>
15546 PR middle-end/36077
15547 * fold-const.c (extract_muldiv_1): In combining division constants
15548 make sure to never overflow.
15550 2008-04-29 Nick Clifton <nickc@redhat.com>
15552 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15554 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15557 * optc-gen.awk: Work around HP-UX/IA awk bug.
15559 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15561 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15564 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15567 * config/i386/i386.md
15568 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15569 Change operand 1 predicate to nonimmediate_operand.
15571 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15574 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15576 * gengtype.c (walk_type, write_func_for_structure): Handle
15578 * doc/gty.texi: Document chain_circular.
15580 2008-04-28 Richard Guenther <rguenther@suse.de>
15582 PR tree-optimization/36066
15583 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15586 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15589 * config/i386/i386.md
15590 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15591 Use match_scratch instead of match_operand for operands 3 and 4.
15593 2008-04-27 Richard Guenther <rguenther@suse.de>
15595 PR tree-optimization/18754
15596 PR tree-optimization/34223
15597 * tree-pass.h (pass_complete_unrolli): Declare.
15598 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15599 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15600 Rewrite loop into loop closed SSA form if it is not already.
15601 (tree_unroll_loops_completely): Re-structure to iterate over
15602 innermost loops with intermediate CFG cleanups.
15603 Unroll outermost loops only if requested or the code does not grow
15605 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15606 loops are available.
15607 (tree_vectorize): Instead do so here.
15608 (tree_complete_unroll): Also unroll outermost loops.
15609 (tree_complete_unroll_inner): New function.
15610 (gate_tree_complete_unroll_inner): Likewise.
15611 (pass_complete_unrolli): New pass.
15612 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15613 uses outside of the loop.
15614 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15615 form if it is available.
15616 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15617 * passes.c (init_optimization_passes): Schedule complete inner
15618 loop unrolling pass before the first CCP pass after final inlining.
15620 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15622 * targhooks.h (default_emutls_var_fields,
15623 default_emutls_var_init): Declare.
15624 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15625 * target.h (struct gcc_target): Add struct emutls member.
15626 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15627 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15628 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15629 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15630 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15631 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15632 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15633 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15634 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15635 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15636 emit debug information.
15637 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15638 * varasm.c: Include targhooks.h.
15639 (emutls_object_section, emutls_tmpl_section): New.
15640 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15641 (EMUTLS_SEPARATOR): New.
15642 (prefix_name): New.
15643 (get_emutls_object_name): New.
15644 (default_emutls_var_fields): New, broken out of ...
15645 (get_emutls_object_type): ... here. Adjust to use target hooks.
15646 (get_emutls_init_templ_addr): Adjust to use target hooks.
15647 (emutls_decl): Adjust to use target hooks.
15648 (emutls_finish): Likewise.
15649 (default_emutls_var_init): New, broken out of ...
15650 (assemble_variable): ... here. Adjust to use target hooks.
15651 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15652 SECCAT_EMUTLS_TMPL.
15653 * c-common.c (handle_section_attribute): Prevent overriding
15654 sections for emulated tls with special sections.
15655 * config/i386/i386.c (x86_64_elf_select_section): Add
15656 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15657 (x86_64_elf_unique_section): Likewise.
15658 * config/vxworks.c: Include tree.h.
15659 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15660 (vxworks_override_options): Set TLS scheme.
15661 * doc/tm.texi (Emulated TLS): New node.
15663 2008-04-26 Simon Baldwin <simonb@google.com>
15666 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15667 with propagated string constants.
15669 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15671 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15672 constraint for operand 2 when operand 0 is memory operand.
15673 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15674 operand 0 is memory operand.
15675 (fix_trunc<mode>_i387_with_temp): Ditto.
15676 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15677 operand 2 when operand 1 is memory operand.
15678 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15679 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15680 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15681 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15682 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15683 operands 2,3 and 4 when operand 1 is memory operand.
15684 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15686 (fistdi2_floor_with_temp): Ditto.
15687 (fist<mode>2_floor_with_temp): Ditto.
15688 (fistdi2_ceil_with_temp): Ditto.
15689 (fist<mode>2_ceil_with_temp): Ditto.
15690 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15692 2008-04-26 David Daney <ddaney@avtrex.com>
15694 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15696 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15697 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15698 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15699 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15700 (compare_and_swap_12): New insn.
15701 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15702 * config/mips/mips.c (mips_force_binary): New function.
15703 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15704 (mips_expand_compare_and_swap_12): New function.
15705 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15707 2008-04-25 Jan Hubicka <jh@suse.cz>
15710 * cfgexpand.c (pass_expand): Turn into RTL pass.
15711 * passes.c (execute_one_pass): Do pass typechecking after execution.
15712 * tree-pass.h (pass_expand): Turn into RTL pass.
15714 * function.h (struct rtl_data): Move here fields
15715 accesses_prior_frames, calls_eh_return, saves_all_registers,
15716 has_nonlocal_goto, has_asm_statement, is_thunk,
15717 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15718 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15719 arg_pointer_save_area_init from struct function; turn into bool.
15720 (struct function): Move
15721 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15722 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15723 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15724 tail_call_emit, arg_pointer_save_area_init
15725 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15726 (current_function_returns_struct, current_function_returns_pcc_struct,
15727 current_function_calls_setjmp, current_function_calls_alloca,
15728 current_function_accesses_prior_frames,
15729 current_function_calls_eh_return, current_function_is_thunk,
15730 current_function_stdarg, current_function_profile,
15731 current_function_limit_stack, current_function_uses_pic_offset_table,
15732 current_function_uses_const_pool, current_function_has_nonlocal_label,
15733 current_function_saves_all_registers,
15734 current_function_has_nonlocal_goto,
15735 current_function_has_asm_statement): Remove accesor macros.
15736 * ra-conflict.c (global_conflicts): Update.
15737 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15738 (suitable_for_tail_call_opt_p): Update.
15739 * builtins.c (expand_builtin_return_addr): Update.
15740 (expand_builtin_setjmp_setup): Update.
15741 (expand_builtin_nonlocal_goto): Update.
15742 * final.c (final_start_function): Update.
15743 (profile_function): Update.
15744 (leaf_function_p): Update.
15745 (only_leaf_regs_used): Update.
15746 * df-scan.c (df_get_exit_block_use_set): Update.
15747 * dojump.c (clear_pending_stack_adjust): Update.
15748 * tree-stdarg.c (gate_optimize_stdarg): Update.
15749 * gimple-low.c (lower_function_body): Update.
15750 * global.c (compute_regsets): Update.
15751 (global_alloc): Update.
15752 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15753 * expr.c (expand_assignment): Update.
15754 * dse.c (dse_step0): Update.
15755 (dse_step1): Update.
15756 * c-decl.c (store_parm_decls): Update.
15757 * local-alloc.c (combine_regs): Update.
15758 (find_free_reg): Update.
15759 * function.c (assign_parms_augmented_arg_list): Update.
15760 (assign_parm_find_data_types): Update.
15761 (assign_parms): Update.
15762 (allocate_struct_function): Update.
15763 (expand_function_start): Update.
15764 (expand_function_end): Update.
15765 (get_arg_pointer_save_area): Update.
15766 (thread_prologue_and_epilogue_insns): Update.
15767 (rest_of_match_asm_constraints): Update.
15768 * stor-layout.c (variable_size): Update.
15769 * gcse.c (gcse_main): Update.
15770 (bypass_jumps): Update.
15771 * gimplify.c (gimplify_function_tree): Update.
15772 * calls.c (emit_call_1): Update.
15773 (expand_call): Update.
15774 * bt-load.c (compute_defs_uses_and_gen): Update.
15775 * except.c (sjlj_assign_call_site_values): Update.
15776 (sjlj_emit_function_enter): Update.
15777 (can_throw_external): Update.
15778 (set_nothrow_function_flags): Update.
15779 (expand_builtin_unwind_init): Update.
15780 (expand_eh_return): Update.
15781 (convert_to_eh_region_ranges): Update.
15782 (output_function_exception_table): Update.
15783 * emit-rtl.c (gen_tmp_stack_mem): Update.
15784 * cfgexpand.c (expand_used_vars): Update.
15785 (tree_expand_cfg): Update.
15786 * cfgcleanup.c (rest_of_handle_jump): Update.
15787 * explow.c (allocate_dynamic_stack_space): Update.
15788 * varasm.c (assemble_start_function): Update.
15789 (force_const_mem): Update.
15790 (mark_constant_pool): Update.
15791 * tree-optimize.c (tree_rest_of_compilation): Update.
15792 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15793 * tree-cfg.c (notice_special_calls): Update.
15794 (is_ctrl_altering_stmt): Update.
15795 (tree_can_make_abnormal_goto): Update.
15796 (tree_purge_dead_abnormal_call_edges): Update.
15797 * config/alpha/predicates.md: Update.
15798 * config/alpha/alpha.c (alpha_sa_mask): Update.
15799 (alpha_sa_size): Update.
15800 (alpha_does_function_need_gp): Update.
15801 (alpha_expand_prologue): Update.
15802 (alpha_start_function): Update.
15803 (alpha_output_function_end_prologue): Update.
15804 (alpha_expand_epilogue): Update.
15805 * config/frv/frv.c (frv_stack_info): Update.
15806 (frv_expand_epilogue): Update.
15807 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15808 (s390_register_info): Update.
15809 (s390_frame_info): Update.
15810 (s390_init_frame_layout): Update.
15811 (s390_can_eliminate): Update.
15812 (save_gprs): Update.
15813 * config/spu/spu.c (spu_split_immediate): Update.
15814 (need_to_save_reg): Update.
15815 (spu_expand_prologue): Update.
15816 (spu_expand_epilogue): Update.
15817 * config/sparc/sparc.md: Update.
15818 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15819 (sparc_tls_got): Update.
15820 (legitimize_pic_address): Update.
15821 (sparc_emit_call_insn): Update.
15822 (sparc_expand_prologue): Update.
15823 (output_return): Update.
15824 (print_operand): Update.
15825 (sparc_function_ok_for_sibcall): Update.
15826 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15827 * config/m32r/m32r.md: Update.
15828 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15829 (m32r_compute_frame_size): Update.
15830 (m32r_expand_prologue): Update.
15831 (m32r_expand_epilogue): Update.
15832 (m32r_legitimize_pic_address): Update.
15833 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15834 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15835 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15836 (gen_push): Update.
15837 (ix86_save_reg): Update.
15838 (ix86_compute_frame_layout): Update.
15839 (ix86_expand_prologue): Update.
15840 (ix86_expand_epilogue): Update.
15841 * config/sh/sh.c (output_stack_adjust): Update.
15842 (calc_live_regs): Update.
15843 (sh5_schedule_saves): Update.
15844 (sh_expand_prologue): Update.
15845 (sh_expand_epilogue): Update.
15846 (sh_setup_incoming_varargs): Update.
15847 (sh_allocate_initial_value): Update.
15848 (sh_get_pr_initial_val): Update.
15849 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15850 * config/sh/sh.md (label:): Update.
15851 * config/avr/avr.c (out_movhi_mr_r): Update.
15852 * config/crx/crx.h (enum): Update.
15853 * config/xtensa/xtensa.h (along): Update.
15854 * config/stormy16/stormy16.c Update.
15855 (xstormy16_compute_stack_layout): Update.
15856 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15857 (fr30_expand_prologue): Update.
15858 * config/cris/cris.c (cris_conditional_register_usage): Update.
15859 (cris_reg_saved_in_regsave_area): Update.
15860 (cris_initial_frame_pointer_offset): Update.
15861 (cris_simple_epilogue): Update.
15862 (cris_expand_prologue): Update.
15863 (cris_expand_epilogue): Update.
15864 (cris_expand_pic_call_address): Update.
15865 (cris_asm_output_symbol_ref): Update.
15866 (cris_asm_output_label_ref): Update.
15867 * config/cris/cris.md Update.
15868 * config/iq2000/iq2000.c (compute_frame_size): Update.
15869 (iq2000_expand_epilogue): Update.
15870 * config/mt/mt.h (save_direction): Update.
15871 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15872 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15873 (ia64_secondary_reload_class): Update.
15874 * config/m68k/m68k.c (m68k_save_reg): Update.
15875 (m68k_expand_prologue): Update.
15876 (m68k_expand_epilogue): Update.
15877 (legitimize_pic_address): Update.
15878 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15879 (first_reg_to_save): Update.
15880 (first_altivec_reg_to_save): Update.
15881 (compute_vrsave_mask): Update.
15882 (compute_save_world_info): Update.
15883 (rs6000_stack_info): Update.
15884 (spe_func_has_64bit_regs_p): Update.
15885 (rs6000_ra_ever_killed): Update.
15886 (rs6000_emit_eh_reg_restore): Update.
15887 (rs6000_emit_allocate_stack): Update.
15888 (rs6000_emit_prologue): Update.
15889 (rs6000_emit_epilogue): Update.
15890 (rs6000_output_function_epilogue): Update.
15891 (output_profile_hook): Update.
15892 (rs6000_elf_declare_function_name): Update.
15893 * config/rs6000/rs6000.h (rs6000_args): Update.
15894 * config/rs6000/rs6000.md: Update.
15895 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15896 * config/arc/arc.c (arc_output_function_epilogue): Update.
15897 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15898 * config/darwin.c (machopic_function_base_name): Update.
15899 * config/score/score3.c (score3_compute_frame_size): Update.
15902 (score3_epilogue): Update.
15903 * config/score/score7.c (score7_compute_frame_size): Update.
15904 (score7_prologue): Update.
15905 (score7_epilogue): Update.
15906 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15907 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15908 * config/arm/arm.c (use_return_insn): Update.
15909 (require_pic_register): Update.
15910 (arm_load_pic_register): Update.
15911 (arm_compute_save_reg0_reg12_mask): Update.
15912 (arm_compute_save_reg_mask): Update.
15913 (thumb1_compute_save_reg_mask): Update.
15914 (output_return_instruction): Update.
15915 (arm_output_function_prologue): Update.
15916 (arm_output_epilogue): Update.
15917 (arm_get_frame_offsets): Update.
15918 (arm_expand_prologue): Update.
15919 (thumb_pushpop): Update.
15920 (thumb_exit): Update.
15921 (thumb1_expand_prologue): Update.
15922 (thumb1_expand_epilogue): Update.
15923 (arm_unwind_emit): Update.
15924 (arm_output_fn_unwind): Update.
15925 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15926 * config/arm/arm.md: Update.
15927 * config/pa/pa.md: Update.
15928 * config/pa/pa.c (legitimize_pic_address): Update.
15929 (compute_frame_size): Update.
15930 (hppa_expand_prologue): Update.
15931 (hppa_expand_epilogue): Update.
15932 (borx_reg_operand): Update.
15933 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15934 (HARD_REGNO_RENAME_OK): Update.
15935 * config/mips/mips.c (mips_global_pointer): Update.
15936 (mips_save_reg_p): Update.
15937 (mips_compute_frame_info): Update.
15938 (mips_frame_pointer_required): Update.
15939 (mips_expand_prologue): Update.
15940 (mips_expand_epilogue): Update.
15941 (mips_can_use_return_insn): Update.
15942 (mips_reorg_process_insns): Update.
15943 * config/v850/v850.c (compute_register_save_size): Update.
15944 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15945 * config/mmix/mmix.c (along): Update.
15946 (mmix_expand_epilogue): Update.
15947 * config/bfin/bfin.c (legitimize_pic_address): Update.
15948 (must_save_p): Update.
15949 (stack_frame_needed_p): Update.
15950 (add_to_reg): Update.
15951 (bfin_expand_prologue): Update.
15952 * stmt.c (expand_asm_operands): Update.
15953 * reload1.c (reload): Update.
15954 (init_elim_table): Update.
15956 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15958 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15960 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15962 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15963 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15964 (mov<mode>): Removed.
15965 (*movv4sf_internal): Likewise.
15966 (*movv2df_internal): Likewise.
15968 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15970 * config.gcc (crx-*-elf): Remove deprecation.
15972 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15974 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15975 __gcc_deregister_frame with atexit.
15976 (deregister_frame_dtor): Remove.
15978 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15979 Nathan Sidwell <nathan@codesourcery.com>
15981 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15983 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15984 (rs6000_isel): Likewise.
15985 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15986 (rs6000_isel): New variable.
15987 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15989 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15992 * c-common.c (handle_vector_size_attribute): Call
15993 lang_hooks.types.reconstruct_complex_type instead of
15994 reconstruct_complex_type.
15995 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15996 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15997 * langhooks.h (struct lang_hooks_for_types): Add
15998 reconstruct_complex_type hook.
15999 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16000 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16002 2008-04-24 Richard Guenther <rguenther@suse.de>
16004 * c-common.h (check_builtin_function_arguments): Declare.
16005 * c-common.c (validate_nargs): New function.
16006 (check_builtin_function_arguments): Likewise.
16007 * c-typeck.c (build_function_call): Call
16008 check_builtin_function_arguments.
16009 * builtins.c (fold_builtin_classify): Remove error reporting code.
16010 (fold_builtin_unordered_cmp): Likewise.
16011 (fold_builtin_1): Likewise.
16012 (fold_builtin_n): Likewise.
16014 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16016 PR tree-optimization/36008
16017 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16018 the original op1, rather than delta by step.
16020 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16021 Sebastian Pop <sebastian.pop@amd.com>
16023 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16024 eliminate_local_variables_stmt, eliminate_local_variables,
16025 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16026 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16027 of code delimited by two edges in the CFG.
16028 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16029 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16030 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16031 the case of parallelisation of reductions.
16032 (expr_invariant_in_region_p): New.
16034 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16035 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16037 2008-04-24 Ira Rosen <irar@il.ibm.com>
16038 Richard Guenther <rguenther@suse.de>
16040 PR tree-optimization/36034
16041 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16042 incapable of dealing with loads with gaps.
16044 2008-04-24 Rafael Espíndola <espindola@google.com>
16046 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16047 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16048 vrp_evaluate_conditional.
16049 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16050 (vrp_evaluate_conditional): Split the cond argument.
16051 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16052 (simplify_stmt_for_jump_threading): Update call to
16053 vrp_evaluate_conditional.
16055 2008-04-24 Ira Rosen <irar@il.ibm.com>
16057 PR tree-optimization/35982
16058 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16059 interleaved data-refs are of the same type.
16061 2008-04-24 Danny Smith <dannysmith@users.net>
16063 * c-format.c (check_format_info_main): Use strncmp rather than a
16064 magic prefix to handle multichar length specs.
16065 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16066 Don't prefix "I64" and "I32" with '\0'.
16068 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16071 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16072 in registers for -m32 only if stdarg_p (fntype).
16074 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16076 PR rtl-optimization/36006
16077 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16078 temp to op0 in order to avoid invalid rtx sharing.
16080 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16082 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16083 check TREE_INVARIANT.
16084 * tree-gimple.c (is_gimple_address): New.
16085 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16086 * tree-gimple.h (is_gimple_address): New.
16087 * tree.h (decl_address_invariant_p): New.
16088 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16089 (build_string): Likewise.
16090 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16091 (tree_invariant_p_1): Likewise.
16092 (save_expr): Use it.
16093 (tree_invariant_p): New.
16094 (skip_simple_arithmetic): Use it.
16095 (stabilize_reference_1): Use it.
16096 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16098 (build1_stat): Drop code to compute TREE_INVARIANT.
16099 (build2_stat): Drop code to compute TREE_INVARIANT.
16100 (build3_stat): Drop code to compute TREE_INVARIANT.
16101 (build4_stat): Drop code to compute TREE_INVARIANT.
16102 (build5_stat): Drop code to compute TREE_INVARIANT.
16103 (build7_stat): Drop code to compute TREE_INVARIANT.
16104 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16105 * tree.h (struct tree_base): Remove invariant_flag.
16106 (TREE_INVARIANT): Remove.
16107 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16108 (fold_builtin_expect): Check TREE_CONSTANT.
16109 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16110 * c-tree.h (c_expr_to_decl): Drop third parameter.
16111 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16112 (build_c_cast): Don't set TREE_INVARIANT.
16113 (pop_init_level): Don't set TREE_INVARIANT.
16114 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16115 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16117 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16118 (gimplify_addr_expr): Adjust comment.
16119 * tree-mudflap.c (mf_build_string):
16120 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16121 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16122 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16123 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16124 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16125 * langhooks.h (struct lang_hooks): Drop third parameter from
16128 2008-04-23 Richard Guenther <rguenther@suse.de>
16130 PR tree-optimization/27799
16131 PR tree-optimization/32921
16132 PR tree-optimization/32624
16133 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16134 SMTs aliases and the tag itself into the solution.
16135 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16136 merge the points-to solution back into the SMT aliases.
16137 (may_alias_p): Use alias_set_subset_of instead of
16138 aliases_conflict_p. A pointer which points to
16139 memory with alias set zero may access any variable.
16141 2008-04-23 Richard Guenther <rguenther@suse.de>
16143 * alias.c (alias_set_subset_of): Correctly handle asking
16144 if zero is a subset of an alias set with zero child.
16145 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16146 (compute_flow_insensitive_aliasing): Correctly walk all
16147 pointers. Do not unnecessarily union sets.
16149 2008-04-23 Richard Guenther <rguenther@suse.de>
16151 PR middle-end/36021
16152 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16154 2008-04-22 Tomas Bily <tbily@suse.cz>
16156 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16158 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16160 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16161 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16162 * tree-inline.c (estimate_num_insns_1): Likewise.
16163 * varasm.c (const_hash_1, compare_constant, copy_constant)
16164 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16165 * emit-rtl.c (component_ref_for_mem_expr)
16166 (set_mem_attributes_minus_bitpos): Likewise.
16167 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16168 (is_aligning_offset): Likewise.
16169 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16170 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16171 * dojump.c (do_jump): Likewise.
16172 * builtins.c (get_pointer_alignment, get_memory_rtx)
16173 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16174 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16176 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16178 PR rtl-optimization/36017
16179 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16180 expanding the library call.
16182 2008-04-22 Ian Lance Taylor <iant@google.com>
16184 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16185 than size_in_bytes.
16187 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16189 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16190 of LR/CTR moves for Power6.
16192 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16194 PR middle-end/36003
16195 * passes.c (init_optimization_passes): Remove
16196 pass_fast_rtl_byte_dce.
16198 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16201 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
16202 builtin functions to generate faster code.
16203 (_mm_cvtpu16_ps): Ditto.
16204 (_mm_cvtpi32x2_ps): Ditto.
16206 2008-04-22 Nick Clifton <nickc@redhat.com>
16208 * common.opt (ftree-loop-distribution): Add Optimization
16211 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
16212 (frv_expand_builtin_va_start): Likewise.
16214 * config/arm/arm.c (thumb_find_work_register): Fix location of
16215 argument register count.
16217 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16219 Support scheduling for ColdFire V1 and V3 microarchitecture.
16220 Improve scheduling of multiplication instructions.
16222 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
16223 (mac): New instruction attribute.
16224 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
16225 (m68k_sched_mac): New variable.
16226 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
16227 Handle cfv1 and cfv3.
16228 (max_insn_size): New static variable.
16229 (struct _sched_ib): New type.
16230 (sched_ib): New static variable.
16231 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
16232 to fields of 'struct _sched_ib sched_ib'. Update all uses.
16233 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
16235 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
16236 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
16237 new variables. Update.
16238 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16239 Add modeling of cfv3 instruction buffer. Update.
16240 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
16241 * config/m68k/m68k.h (TUNE_CFV3): New macro.
16242 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
16243 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16244 a particular reservation applies to.
16245 (type2): Reorganize attribute values. Rename alu to alu_reg,
16246 alu_l to alu, move_l to omove. Join move to alu. Split mul
16247 to mul_l and mul_w.
16248 (cf_ib_*): Simplify description of instruction buffer.
16249 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16250 (cf_mem): Split into cf_mem1 and cf_mem2.
16251 (cf_v2_move_??): Rename to cfv12_alu_??.
16252 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16253 (cf_v2_mul_??): Remove reservations.
16254 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16255 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16256 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16258 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16259 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
16260 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
16261 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
16262 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
16263 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
16264 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
16265 expansions of the above reservations for instructions of sizes
16268 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16270 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
16272 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
16274 * coverage.c: Include tree-pass.h.
16275 (coverage_counter_alloc): Print da_file_name to the dump file.
16277 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16279 * sbitmap.c (sbitmap_range_empty_p): New function.
16280 * sbitmap.h (sbitmap_range_empty_p): New function.
16281 * bitmap.h: Now includes obstack.h.
16283 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
16284 Kenneth Zadeck <zadeck@naturalbridge.com>
16286 * dbgcnt.def (ra_byte_scan): Added.
16287 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
16288 when the last hit happens for a counter.
16289 * timevar.def (TV_DF_BYTE_LR): New variable.
16290 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
16291 * passes.c (pass_fast_rtl_byte_dce): New pass.
16292 * fwprop.c (update_df): Added mode to call df_ref_create.
16293 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16294 DF_REF_EXTRACT_OFFSET.
16295 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
16296 DF_BYTE_LR_OUT, df_byte_lr): New macro.
16298 (df_ref_extract): Added mode field.
16299 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
16300 DF_REF_EXTRACT_OFFSET.
16301 (DF_REF_EXTRACT_MODE): New macro.
16302 (df_byte_lr_bb_info): New structure.
16303 (df_print_byte_regset, df_compute_accessed_bytes,
16304 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
16305 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
16306 df_byte_lr_simulate_uses,
16307 df_byte_lr_simulate_artificial_refs_at_top,
16308 df_byte_lr_simulate_artificial_refs_at_end,
16309 df_compute_accessed_bytes): New function.
16310 (df_ref_create): Add parameter.
16311 (df_byte_lr_get_bb_info): New inline function.
16312 * df-scan.c (df_ref_record, df_uses_record,
16313 df_ref_create_structure): Added mode parameter.
16314 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
16315 df_defs_record, df_uses_record, df_get_conditional_uses,
16316 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
16317 df_entry_block_defs_collect, df_exit_block_uses_collect):
16318 Added mode parameter to calls to df_ref_record, df_uses_record,
16319 df_ref_create_structure.
16320 (df_ref_equal_p, df_ref_compare): Added test for modes.
16321 (df_ref_create_structure): Added code to set mode. Renamed
16322 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16323 DF_REF_EXTRACT_OFFSET.
16324 * df-core.c (df_print_byte_regset): New function.
16325 * df-byte-scan.c: New file.
16326 * df-problems.c (df_rd_transfer_function): Removed unnecessary
16327 calls to BITMAP_FREE.
16328 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
16329 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
16330 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
16331 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
16332 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
16333 df_byte_lr_local_compute, df_byte_lr_init,
16334 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
16335 df_byte_lr_transfer_function, df_byte_lr_free,
16336 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
16337 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
16338 df_byte_lr_simulate_uses,
16339 df_byte_lr_simulate_artificial_refs_at_top,
16340 df_byte_lr_simulate_artificial_refs_at_end): New function.
16341 * dce.c (byte_dce_process_block): New function.
16342 (dce_process_block): au is now passed in rather than computed
16343 locally. Changed loops that look at artificial defs to not look
16344 for conditional or partial ones, because there never are any.
16345 (fast_dce): Now is able to drive byte_dce_process_block or
16346 dce_process_block depending on the kind of dce being done.
16347 (rest_of_handle_fast_dce): Add parameter to fast_dce.
16348 (rest_of_handle_fast_byte_dce): New function.
16349 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
16350 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
16352 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
16355 * gcc.h: Added fortran options that take arguments to
16356 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
16359 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
16361 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
16362 scalarization if on the LHS and not a full access.
16364 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16366 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
16368 2008-04-18 Rafael Espíndola <espindola@google.com>
16370 * tree-vrp.c (find_case_label_index): Fix the binary search.
16371 (find_case_label_range): New.
16372 (vrp_visit_switch_stmt): Use find_case_label_range.
16373 (simplify_switch_using_ranges): Use find_case_label_range.
16375 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
16377 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
16378 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
16380 2008-04-18 Tom Tromey <tromey@redhat.com>
16383 * doc/cpp.texi (Implementation-defined behavior): Mention
16386 2008-04-18 Ian Lance Taylor <iant@google.com>
16388 * fold-const.c (pointer_may_wrap_p): New static function.
16389 (fold_comparison): Add another test for pointer overflow. Use
16390 pointer_may_wrap_p to disable some false positives.
16392 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
16394 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
16395 (fname_as_string): Match updated cpp_interpret_string prototype.
16396 (fix_string_type): Support char16_t* and char32_t*.
16397 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
16398 derivative) nodes. Register as builtin if C++0x.
16399 (c_parse_error): Support CPP_CHAR{16,32}.
16400 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
16401 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
16402 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
16403 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
16404 CTI_CHAR32_ARRAY_TYPE>: New elements.
16405 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
16406 char32_type_node, signed_char32_type_node, char16_array_type_node,
16407 char32_array_type_node): New defines.
16408 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
16409 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
16410 (lex_string): Support CPP_STRING{16,32}, match updated
16411 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
16412 (lex_charconst): Support CPP_CHAR{16,32}.
16413 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
16414 and CPP_STRING{16,32}.
16416 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
16419 * aclocal.m4: Regenerate.
16420 * configure: Regenerate.
16422 2008-04-18 Jan Hubicka <jh@suse.cz>
16424 * except.c (dw2_size_of_call_site_table,
16425 sjlj_size_of_call_site_table): Use vector API for call_site_record.
16427 * cgraphbuild.c (build_cgraph_edges): Update.
16428 * tree-pass.h: Update comment.
16429 * final.c (leaf_function_p): Update.
16430 (leaf_renumber_regs): Update.
16431 (rest_of_clean_state): Update.
16432 * omp-low.c (expand_omp_parallel): Update.
16433 * ipa-reference.c (analyze_function): Update.
16434 * reorg.c (find_end_label): Update.
16435 (optimize_skip): Update.
16436 (fill_simple_delay_slots): Update.
16437 (fill_simple_delay_slots): Update.
16438 (make_return_insns): Update.
16439 (dbr_schedule): Update.
16440 * gimple-low.c (record_vars_into): Update.
16441 * cfgbuild.c (make_edges): Update.
16442 * function.c (assign_stack_local): Update.
16443 (assign_parm_adjust_stack_rtl): Update.
16444 (locate_and_pad_parm): Update.
16445 (allocate_struct_function): Do not initialize stack_alignment_needed
16446 and preferred_stack_boundary here.
16447 (stack_protect_prologue): Update.
16448 (stack_protect_epilogue): Update.
16449 (expand_function_start): Initialize stack_alignment_needed,
16450 preferred_stack_boundary and max_jumptable_ents.
16451 (expand_function_end): Update.
16452 (free_after_compilation): Do not NULLify epilogue_delay_list.
16453 * function.h (struct rtl_data): Add stack_protect_guard,
16454 stack_alignment_needed,
16455 preferred_stack_boundary, epilogue_delay_list.
16456 (struct function): Remove value_histograms, stack_alignment_needed,
16457 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16459 unexpanded_var_list, stack_protect_guard.
16460 (current_function_epilogue_delay_list): Remove.
16461 * ipa-type-escape.c (analyze_function): Update.
16462 * gimplify.c (pop_gimplify_context): Update comment.
16463 * calls.c (expand_call): Update.
16464 (emit_library_call_value_1): Update.
16465 * except.c (set_nothrow_function_flags): Update.
16466 * cfgexpand.c (get_decl_align_unit): Update.
16467 (create_stack_guard): Update.
16468 (estimated_stack_frame_size): Update.
16469 (expand_used_vars): Update.
16470 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16471 * explow.c (allocate_dynamic_stack_space): Update.
16472 * tree-ssa-live.c (remove_unused_locals): Update.
16473 * varasm.c (mark_constant_pool): Update.
16474 * tree-inline.c (remap_decls): Update.
16475 (initialize_cfun): Update.
16476 (declare_return_variable): Update.
16477 (inline_forbidden_p): Update.
16478 (expand_call_inline): Update.
16479 (declare_inline_vars): Update.
16480 (tree_function_versioning): Update.
16481 * tree-flow.h (value_histograms): New.
16482 (VALUE_HISTOGRAMS): New macro.
16483 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16485 * tree-cfg.c (set_bb_for_stmt): Update.
16486 (replace_by_duplicate_decl): Update.
16487 (move_block_to_fn): Update.
16488 (new_label_mapper): Update.
16489 (dump_function_to_file): Update.
16490 * ipa-struct-reorg.c (build_data_structure): Update.
16491 * cfgrtl.c (print_rtl_with_bb): Update.
16492 * reload1.c (reload): Update.
16494 * config/i386/i386.c (setup_incoming_varargs_64,
16495 ix86_compute_frame_layout): Update.
16496 * config/arc/arc.c (arc_output_function_epilogue): Update.
16498 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16500 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16501 for FreeBSD as well.
16502 * gthr-posix95.h: Likewise.
16504 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16506 PR rtl-optimization/35838
16507 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16508 out the byte offset of the first subreg.
16510 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16512 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16513 to split_ti instead of three separate calls with single member arrays.
16514 (subti3 splitter): Ditto.
16515 (adddi3 splitter): Ditto with split_di.
16516 (subdi3 splitter): Ditto.
16517 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16518 two separate calls with single member arrays. Swap match_dup
16519 operands 1 and 2 to better fit into the array.
16520 (negdi2 splitter): Ditto with split_di.
16521 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16522 two separate calls with single member arrays. Swap match_dup operands
16523 6 and 7 to better fit into the array.
16525 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16527 * config/i386/i386.c (sse_builtin_type): New.
16528 (bdesc_sse_args): Likewise.
16529 (bdesc_sse_3arg): Removed.
16530 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16531 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16532 IX86_BUILTIN_ROUNDPS.
16533 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16534 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16535 IX86_BUILTIN_ROUNDPS.
16536 (ix86_expand_sse_4_operands_builtin): Removed.
16537 (ix86_expand_sse_operands_builtin): New.
16538 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16539 and CODE_FOR_sse4_1_roundps.
16540 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16541 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16543 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16546 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16547 regs before frame pop when needed. If use_backchain_to_restore_sp
16548 then load backchain into a temp reg to restore vr and vrsave. Add
16549 code to restore vr after frame pop if possible.
16551 2008-04-17 Richard Guenther <rguenther@suse.de>
16553 * tree-vn.c (expressions_equal_p): Do not check type
16554 equality or compatibility before calling operand_equal_p.
16555 * fold-const.c (operand_equal_p): Check equivalence of
16556 integer constants before bailing out due to signedness or
16557 precision differences.
16558 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16559 spurious differences in type qualification. Ignore types
16560 for COMPONENT_REFs at all.
16562 2008-04-17 Christian Bruel <christian.bruel@st.com>
16564 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16565 msw_skip comparison.
16567 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16570 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16573 PR tree-optimization/35899
16574 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16575 rather than TREE_OPERAND.
16577 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16580 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16581 temporary registers. Change operand predicate to general_operand.
16582 (remainderxf3): Ditto.
16584 2008-04-16 Richard Guenther <rguenther@suse.de>
16586 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16587 * tree-affine.c (aff_combination_expand): Look through some
16590 2008-04-15 Doug Kwan <dougkwan@google.com>
16592 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16594 * tree-pretty-print.c (dump_generic_node): Ditto.
16595 * final.c (output_addr_const): Ditto.
16596 * dwarf2out.c (output_cfi): Ditto.
16597 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16598 * print-rtl.c (print_rtx): Ditto.
16599 * print-tree.c (print_node_brief, print_node): Ditto.
16600 * c-common.c (match_case_to_enum_1): Ditto.
16601 * sched-vis.c (print_value): Ditto.
16602 * config/i386/i386.c (print_operand): Cast to long unsigned int
16605 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16606 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16607 MS Windows VirtualProtect function.
16609 2008-04-15 Jan Hubicka <jh@suse.cz>
16611 * gengtype.c (write_root): Param_is argument is OK.
16612 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16613 * function.h: Include varray.h
16614 (rtl_eh): New stucture based on except.c one.
16615 (call_site_record): New forward declaration and vector type.
16616 * calls.c (emit_call_1): Do not call
16617 note_current_region_may_contain_throw.
16618 * except.c (eh_status): Remove cur_region, try_region since they are
16620 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16621 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16622 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16623 Remove call_site_data_used, call_site_data_size.
16624 Turn call_site_record into vector in function.h.
16625 (note_current_region_may_contain_throw): Remove.
16626 (get_exception_pointer, get_exception_filter): Do not take struct
16627 function argument; update.
16628 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16629 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16630 build_post_landing_pads, dw2_build_landing_pads,
16631 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16632 sjlj_emit_function_enter, sjlj_emit_function_enter,
16633 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16634 sjlj_build_landing_pads, finish_eh_generation,
16635 remove_exception_handler_label, remove_eh_handler,
16636 maybe_remove_eh_handler, add_reachable_handler,
16637 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16638 add_action_record, collect_one_action_chain, add_call_site,
16639 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16640 sjlj_output_call_site_table, output_function_exception_table,
16641 * except.h (note_current_region_may_contain_throw): Remove
16642 (get_exception_pointer, get_exception_filter): Do not take struct
16644 * Makefile.in (GTFILES): Put varargs before struct function.
16646 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16648 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16649 punt for STRING_CST.
16650 (get_constraint_for): Deal with STRING_CST here instead.
16652 2008-04-15 Richard Guenther <rguenther@suse.de>
16654 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16655 statements in a basic-block with a backward walk. Do not
16656 substitute into dead statements but instead remove those.
16658 2008-04-15 Richard Guenther <rguenther@suse.de>
16660 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16661 to zero, thus disable creation of SFTs.
16663 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16665 * tree-predcom.c (suitable_reference_p): Return false if the
16666 reference can throw.
16668 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16671 * c-decl.c (finish_decl): If extern or static var has variable
16672 size, set TREE_TYPE (decl) to error_mark_node.
16674 2008-04-15 Rafael Espíndola <espindola@google.com>
16676 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16679 2008-04-15 Richard Guenther <rguenther@suse.de>
16681 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16682 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16683 (visit_reference_op_load): Do walk vuse-vdef chains on
16684 vn_reference_lookup.
16685 (visit_reference_op_store): But do not here.
16686 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16687 vn_reference_lookup.
16688 (vn_lookup_with_vuses): But do so here.
16690 2008-04-14 Ian Lance Taylor <iant@google.com>
16692 * fold-const.c (fold_overflow_warning): Remove assertion.
16694 2008-04-15 Ben Elliston <bje@au.ibm.com>
16696 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16697 temp1 local variables.
16699 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16702 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16703 ".text.unlikely" section as executable.
16705 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16707 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16708 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16709 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16710 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16711 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16712 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16713 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16715 2008-04-14 Ian Lance Taylor <iant@google.com>
16717 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16718 * fold-const.c (fold_comparison): If appropriate, test
16719 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16720 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16721 reassociating a pointer type.
16722 * doc/invoke.texi (Optimize Options): Document that
16723 -fstrict-overflow applies to pointer wraparound.
16725 2008-04-13 Jan Hubicka <jh@suse.cz>
16727 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16729 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16731 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16732 we are going to "save the world".
16734 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16736 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16737 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16738 operand 0 constraint, not "=".
16740 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16742 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16744 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16746 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16747 of size of positions_needed * CHAR_BIT.
16749 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16751 PR middle-end/35897
16752 * dse.c (store_info): Change positions_needed to unsigned
16754 (lowpart_bitmask): New.
16755 (record_store): Cast to unsigned HOST_WIDE_INT for
16756 positions_needed. Assert width <= size of positions_needed *
16757 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16758 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16759 lowpart_bitmask to set mask.
16761 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16763 * config/bfin/constraints.md: New file.
16764 * config/bfin/bfin.md: Include it.
16765 (adddi3): Use satisfies_constraint functions instead of the old macros.
16766 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16767 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16768 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16769 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16770 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16771 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16772 EXTRA_CONSTRAINT): Delete.
16773 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16774 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16776 * config/bfin/bfin.c: Include "tm-constrs.h".
16777 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16778 Use satisfies_constraint functions instead of the old macros.
16779 * doc/md.texi (Blackfin Constraints): Update file name reference.
16781 2008-04-11 Richard Guenther <rguenther@suse.de>
16783 PR tree-optimization/35869
16784 * tree-vrp.c (execute_vrp): Move switch statement update after
16785 jump threading. Schedule another cfg cleanup run.
16787 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16790 * attribs.c (decl_attributes): Return early on errorneous node.
16792 2008-04-10 Oleg Ryjkov <olegr@google.com>
16794 * tree.h (struct tree_base): Added a new flag default_def_flag.
16795 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16797 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16799 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16801 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16804 * pa.md: Define mode iterator P. Define mode attribute dwc.
16805 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16806 (icacheflush): Likewise.
16807 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16808 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16810 2008-04-11 Ben Elliston <bje@au.ibm.com>
16812 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16814 2008-04-10 Rafael Espíndola <espindola@google.com>
16816 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16817 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16818 (extract_range_from_expr): The same.
16820 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16822 * config/mips/mips.md (GPR2): New mode iterator.
16823 (seq): Add comment.
16824 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16825 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16826 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16827 Rewrite these to take two modes, the mode of comparison and the
16828 mode of the destination.
16829 * config/mips/mips.c (mips_expand_scc): Instead of having
16830 paradoxical subreg as destination, expand "narrowing" scc if mode
16831 of comparison is SI and target is requested in DI mode.
16832 (mips_emit_int_order_test): Update comment. Make mode of
16833 comparison match CMP0 rather than TARGET. When creating inverse
16834 target use mode of TARGET.
16836 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16838 * gcov-dump.c (tag_summary): Only print summaries for the first
16839 GCOV_COUNTERS_SUMMABLE counters.
16841 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16843 * config/i386/i386.md (absneg): New code iterator.
16844 (absnegprefix): New code attribute.
16845 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16846 patterns using absneg code iterator.
16847 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16848 using absneg code iterator.
16849 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16850 *neg<mode>2 patterns using absneg code iterator.
16851 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16852 *negextendsfdf2 patterns using absneg code iterator.
16853 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16854 *negextendsfxf2 patterns using absneg code iterator.
16855 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16856 *negextendsfdf2 patterns using absneg code iterator.
16857 * config/i386/sse.md (<code><mode>2): Macroize expander from
16858 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16860 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16862 * config/s390/s390.h: Remove the remains of the recent search
16863 & replace action of current_function_outgoing_args_size.
16865 2008-04-10 Ira Rosen <irar@il.ibm.com>
16867 PR tree-optimization/35821
16868 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16869 NEW_STMT_LIST is not NULL.
16871 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16874 * toplev.c (process_options): Remove -ffunction-sections debugging
16877 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16879 PR middle-end/PR28690
16880 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16881 than gen_rtx_fmt_ee to perform more canonicalizations.
16883 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16886 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16888 2008-04-09 Richard Guenther <rguenther@suse.de>
16890 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16891 (dump_function_to_file): Dump function arguments with types.
16893 2008-04-08 Richard Guenther <rguenther@suse.de>
16895 * fold-const.c (fold_widened_comparison): Do not allow
16896 sign-changes that change the result.
16898 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16901 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16902 kinds of indirect references.
16904 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16906 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16907 GNU Fortran language string.
16909 2008-04-08 Rafael Espíndola <espindola@google.com>
16911 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16912 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16913 * tree.h (tree_call_nonnegative_warnv_p): New.
16915 2008-04-08 Jan Hubicka <jh@suse.cz>
16917 * function.c (free_after_compilation): Clear out regno_reg_rtx
16920 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16923 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16925 PR middle-end/PR28690
16926 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16927 same precedence as REG_POINTER and MEM_POINTER operands.
16929 2008-04-08 Richard Guenther <rguenther@suse.de>
16931 PR middle-end/35834
16932 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16933 for adding index to base.
16935 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16937 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16938 (MINGW_ENABLE_EXECUTE_STACK): New.
16939 (IN_LIBGCC2): For libgcc include windows.h file for
16940 function declarations.
16942 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16944 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16945 and tem2 if tem1 is not a REG or MULT.
16947 2008-04-08 Jan Hubicka <jh@suse.cz>
16949 * function.h (incomming_args): Break out of struct function.
16950 (function_subsections): Break out of struct function.
16951 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16952 return_rtx and hard_reg_initial_vals from struct function.
16953 Kill inl_max_label_num.
16954 (current_function_pops_args, current_function_args_info,
16955 current_function_args_size, current_function_args_size,
16956 current_function_pretend_args_size,
16957 current_function_outgoing_args_size,
16958 current_function_internal_arg_pointer, current_function_return_rtx):
16959 Kill compatibility accestor macros.
16960 * builtins.c (expand_builtin_apply_args_1): Update.
16961 (expand_builtin_next_arg): Update.
16962 * df-scan.c (df_get_call_refs): Update.
16963 * dbxout.c (dbxout_function_end): Update.
16964 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16965 (output_line_info): Update.
16966 (secname_for_decl): Update.
16967 (dwarf2out_var_location): Update.
16968 * function.c (free_after_compilation): Update.
16969 (assign_parm_find_stack_rtl): Update.
16970 (assign_parms): Update.
16971 (expand_dummy_function_end): Update.
16972 (expand_function_end): Update.
16973 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16974 (expand_call): Update.
16975 (emit_library_call_value_1): Update.
16976 (store_one_arg): Update.
16977 * varasm.c (initialize_cold_section_name): Update.
16978 (unlikely_text_section): Update.
16979 (unlikely_text_section_p): Update.
16980 (assemble_start_function): Update.
16981 (assemble_end_function): Update.
16982 (default_section_type_flags): Update.
16983 (switch_to_section): Update.
16984 * integrate.c (set_decl_abstract_flags): Update.
16985 (get_hard_reg_initial_val): Update.
16986 (has_hard_reg_initial_val): Update.
16987 (allocate_initial_values): Update.
16988 * resource.c (init_resource_info): Update.
16989 * config/alpha/alpha.c (NUM_ARGS): Update.
16990 (direct_return): Update.
16991 (alpha_va_start): Update.
16992 (alpha_sa_size): Update.
16993 (alpha_initial_elimination_offset): Update.
16994 (alpha_expand_prologue): Update.
16995 (alpha_start_function): Update.
16996 (alpha_expand_epilogue): Update.
16997 (unicosmk_initial_elimination_offset):
16998 * config/alpha/alpha.md (call expander): Update.
16999 * config/s390/s390.c (s390_register_info): Update.
17000 (s390_register_info): Update.
17001 (s390_frame_info): Update.
17002 (s390_initial_elimination_offset): Update.
17003 (s390_build_builtin_va_list): Update.
17004 (s390_va_start): Update.
17005 * config/spu/spu.c (direct_return): Update.
17006 (spu_expand_prologue): Update.
17007 (spu_initial_elimination_offset): Update.
17008 (spu_build_builtin_va_list): Update.
17009 (spu_va_start): Update.
17010 * config/sparc/sparc.c (sparc_init_modes): Update.
17011 (sparc_compute_frame_size): Update.
17012 (function_value): Update.
17013 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17014 * config/i386/i386.md (return expander): Update.
17015 * config/i386/i386.c (ix86_va_start): Update.
17016 (ix86_can_use_return_insn_p): Update.
17017 (ix86_compute_frame_layout): Update.
17018 (ix86_expand_epilogue): Update.
17019 * config/sh/sh.c (output_stack_adjust): Update.
17020 (calc_live_regs): Update.
17021 (sh_expand_prologue): Update.
17022 (sh_builtin_saveregs): Update.
17023 (sh_va_start): Update.
17024 (initial_elimination_offset): Update.
17025 (sh_allocate_initial_value): Update.
17026 (sh_function_ok_for_sibcall): Update.
17027 (sh_get_pr_initial_val): Update.
17028 * config/sh/sh.md (return expander): Update.
17029 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17030 * config/crx/crx.c (crx_compute_frame): UPdate.
17031 (crx_initial_elimination_offset): UPdate.
17032 * config/xtensa/xtensa.c (compute_frame_size): Update
17033 (xtensa_builtin_saveregs): Update.
17034 (xtensa_va_start): Update.
17035 (order_regs_for_local_alloc): Update.
17036 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17037 (xstormy16_expand_builtin_va_start): Update.
17038 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17039 * config/m68hc11/m68hc11.md (return expanders): Update.
17040 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17041 (expand_epilogue): Update.
17042 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17043 (cris_simple_epilogue): Update.
17044 (cris_expand_prologue): Update.
17045 (cris_expand_epilogue): Update.
17046 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17047 (compute_frame_size): Update.
17048 * config/mt/mt.c (mt_compute_frame_size): Update.
17049 * config/mn10300/mn10300.c (expand_prologue): Update.
17050 (expand_epilogue): Update.
17051 (initial_offset): Update.
17052 (mn10300_builtin_saveregs):
17053 * config/mn10300/mn10300.md (return expander): Update.
17054 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17055 (ia64_initial_elimination_offset): Update.
17056 (ia64_initial_elimination_offset): Update.
17057 (ia64_expand_prologue): Update.
17058 * config/m68k/m68k.md (return expander): Update.
17059 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17060 (rs6000_stack_info): Update.
17061 * config/mcore/mcore.c (layout_mcore_frame): Update.
17062 (mcore_expand_prolog): Update.
17063 * config/arc/arc.c (arc_compute_frame_size): Update.
17064 * config/score/score3.c (score3_compute_frame_size): Update.
17065 * config/score/score7.c (score7_compute_frame_size): Update.
17066 * config/arm/arm.c (use_return_insn): Update.
17067 (thumb_find_work_register): Update.
17068 (arm_compute_save_reg_mask): Update.
17069 (arm_output_function_prologue): Update.
17070 (arm_output_epilogue): Update.
17071 (arm_size_return_regs): Update.
17072 (arm_get_frame_offsets): Update.
17073 (arm_expand_prologue): Update.
17074 (thumb_exit): Update.
17075 (thumb_unexpanded_epilogue): Update.
17076 (thumb1_output_function_prologue): Update.
17077 * config/pa/pa.md (return expander): Update.
17078 * config/pa/pa.c (compute_frame_size): Update.
17079 (hppa_builtin_saveregs): Update.
17080 * config/mips/mips.c (mips_va_start): Update.
17081 (mips16_build_function_stub): Update.
17082 (mips_compute_frame_info): Update.
17083 (mips_restore_gp): Update.
17084 (mips_output_function_prologue): Update.
17085 (mips_expand_prologue): Update.
17086 * config/v850/v850.c (compute_frame_size): Update.
17087 (expand_prologue): * config/mmix/mmix.c (along): update.
17088 (mmix_initial_elimination_offset): update.
17089 (mmix_reorg): update.
17090 (mmix_use_simple_return): update.
17091 (mmix_expand_prologue): update.
17092 (mmix_expand_epilogue): Update.
17093 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17094 (emit_link_insn): Update.
17096 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17098 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17099 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17101 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17104 2008-04-07 Jan Hubicka <jh@suse.cz>
17106 * function.h (rtl): Rename to x_rtl.
17107 (crtl): New define.
17108 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17109 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17110 used_temp_slots avail_temp_slots, temp_slot_level,
17111 nonlocal_goto_handler_labels): Update accesstors.
17112 (rtl): New global variable.
17113 (struct function): Move some fileds to rtl_data.
17114 (get_arg_pointer_save_area): Update prototype.
17115 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17116 get_arg_pointer_save_area.
17117 * expr.c (init_expr): Update
17118 * function.c (get_frame_size): Update
17119 (assign_stack_local): Update
17120 (expand_function_end): Update.
17121 (get_art_pointer_save_area): Update
17123 * emit-rtl.c (rtl): Declare.
17124 (regno_reg_rtx): Declare.
17125 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17127 (gen_reg_rtx): Update.
17128 * varasm.c (n_deferred_constatns): Update accestor.
17129 (init_varasm_status): Do not allocate varasm_status.
17130 (force_const_mem, get_pool_size, output_constant_pool): Update.
17131 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17132 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17133 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17134 * sparc/sparc.h (INIT_EXPANDERS): Update.
17135 * ia64/ia64.h (INIT_EXPANDERS): Update.
17137 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17139 * reload.c (push_secondary_reload): Add missing break to for loop.
17141 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17143 PR middle-end/PR28690
17144 * rtlanal.c: Update copyright years.
17145 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17146 as REG_POINTER and MEM_POINTER operands.
17147 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17148 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17149 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17150 * gcse.c: Update copyright years.
17151 (pre_delete): Call gen_reg_rtx_and_attrs.
17152 (hoist_code): Likewise.
17153 (build_store_vectors): Likewise.
17154 (delete_store): Likewise.
17155 * loop-invariant.c (move_invariant_reg): Likewise.
17156 Update copyright years.
17158 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17160 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17161 control string instead of quoted.
17163 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17165 * doc/rtl.texi: Rewrite of subreg section.
17167 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17170 * config/i386/i386.c (legitimize_pic_address): Add treating
17171 of dllimport SYM_REF's.
17172 (legitimize_dllimport_symbol): Add prototype.
17174 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17176 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17177 reference in constructor with non self-referential type.
17179 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17181 Removal of Return with Depressed Stack Pointer support
17182 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17183 (ECF_SP_DEPRESSED): Likewise.
17184 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17185 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17186 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17187 (expand_call): Do not test ECF_SP_DEPRESSED.
17188 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17189 * function.c (keep_stack_depressed): Delete.
17190 (handle_epilogue_set): Likewise.
17191 (update_epilogue_consts): Likewise.
17192 (emit_equiv_load): Likewise.
17193 (thread_prologue_and_epilogue_insns): Remove support for Return with
17194 Depressed Stack Pointer.
17195 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17197 2008-04-06 Richard Guenther <rguenther@suse.de>
17199 PR tree-optimization/35400
17200 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17201 information from SSA_NAMEs.
17203 2008-04-06 Anatoly Sokolov <aesok@post.ru>
17205 * config/avr/avr.h (avr_mega_p): Remove declaration.
17206 (AVR_MEGA): Remove macro.
17207 * config/avr/avr.c (avr_mega_p): Remove variable.
17208 (avr_override_options): Remove inicializion of avr_mega_p.
17209 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17210 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17211 (avr_jump_mode): (Ditto.).
17212 (avr_output_progmem_section_asm_op): (Ditto.).
17213 (avr_asm_init_sections): (Ditto.).
17214 (avr_asm_init_sections): (Ditto.).
17215 (avr_rtx_costs): (Ditto.).
17216 * config/avr/avr.md: (Ditto.).
17217 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
17220 2008-04-06 Richard Guenther <rguenther@suse.de>
17222 PR tree-optimization/35842
17223 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
17224 is_gimple_invariant_address.
17226 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17228 * gcc.c (default_compilers): Sync Fortran extensions list with
17229 that in fortran/lang-specs.h.
17230 * doc/invoke.texi: Likewise.
17231 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
17232 * dwarf2out.c (gen_compile_unit_die): Likewise.
17234 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
17236 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
17238 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
17241 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
17242 attribute is used for nested functions.
17244 2008-04-05 Jan Hubicka <jh@suse.cz>
17246 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17248 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17250 (dump_files): Update.
17251 (enable_rtl_dump_file): Do not accept letter argument.
17252 * tree-pass.h (dump_file_info): Remove letter argument.
17253 * toplev.c (decode_d_option): Update -da handling.
17254 * toplev.h (enable_rtl_dump_file): Update prototype.
17255 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17256 it out based on pass type.
17257 (register_dump_files_1): Likewise.
17258 (init_optimization_passes): Update register_one_dump_file calls.
17259 (execute_one_pass): Sanity check that IPA passes are called at IPA
17260 level and RTL passes at RTL level.
17261 (execute_pass_list): IPA pass can not be after or subpass of
17263 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
17264 disallov RTL subpasses of IPA subpasses.
17266 2008-04-05 Ben Elliston <bje@au.ibm.com>
17268 * tree-cfg.c (need_fake_edge_p): Return false for calls to
17269 builtins that return exactly once and do not throw. Cache call to
17272 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
17274 PR rtl-optimization/34916
17275 PR middle-end/35519
17276 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
17277 between instruction pairs.
17279 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
17281 * doc/invoke.texi: Document -mbitops for SH.
17282 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
17283 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
17284 * config/sh/sh.c (print_operand): Add %t operand code.
17285 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
17286 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
17287 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
17288 (extendqihi2): Likewise.
17289 (movqi_i): Likewise.
17290 (insv): Use bset, bclr and bst instructions for SH2A if possible.
17291 (extv): Use bld instruction for SH2A if possible.
17293 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
17294 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
17295 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
17296 (bset.b, bclr.b): Define peepholes.
17297 * config/sh/sh.opt (mbitops): New option.
17299 2008-04-04 Janis Johnson <janis187@us.ibm.com>
17302 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
17303 and view convert expression.
17305 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17308 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17310 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
17312 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
17314 * config/i386/cpuid.h (bit_AES): New.
17315 (bit_PCLMUL): Likewise.
17317 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
17318 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
17319 SSE2 if AES or PCLMUL is enabled.
17320 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17321 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17322 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
17323 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
17324 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
17325 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
17326 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17327 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
17328 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
17329 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
17330 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
17331 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
17332 __builtin_ia32_aeskeygenassist128 and
17333 __builtin_ia32_pclmulqdq128.
17334 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
17335 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
17336 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
17338 * config/i386/i386.h (TARGET_AES): New.
17339 (TARGET_PCLMUL): Likewise.
17340 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
17342 * config/i386/i386.md (UNSPEC_AESENC): New.
17343 (UNSPEC_AESENCLAST): Likewise.
17344 (UNSPEC_AESDEC): Likewise.
17345 (UNSPEC_AESDECLAST): Likewise.
17346 (UNSPEC_AESIMC): Likewise.
17347 (UNSPEC_AESKEYGENASSIST): Likewise.
17348 (UNSPEC_PCLMUL): Likewise.
17350 * config/i386/i386.opt (maes): New.
17351 (mpclmul): Likewise.
17353 * config/i386/sse.md (aesenc): New pattern.
17354 (aesenclast): Likewise.
17355 (aesdec): Likewise.
17356 (aesdeclast): Likewise.
17357 (aesimc): Likewise.
17358 (aeskeygenassist): Likewise.
17359 (pclmulqdq): Likewise.
17361 * config/i386/wmmintrin.h: New.
17363 * doc/extend.texi: Document AES and PCLMUL built-in function.
17365 * doc/invoke.texi: Document -maes and -mpclmul.
17367 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
17369 * function.c (free_after_parsing): Replace with
17370 cxx_push_function_context from C++ front-end.
17371 (allocate_struct_function): Don't call langhook.
17372 * langhooks.h (struct lang_hooks_for_functions): Delete.
17373 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
17375 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
17376 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
17377 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
17378 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
17379 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
17380 remove LANG_HOOKS_FUNCTION_INITIALIZER.
17381 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
17383 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
17384 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
17386 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17389 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
17392 2008-04-04 Richard Guenther <rguenther@suse.de>
17394 PR middle-end/35823
17395 * fold-const.c (optimize_minmax_comparison): Use the correct
17396 type for the constant in the simplified comparison.
17398 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
17400 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
17401 Pass L2 size as "--param l2-cache-size" to the compiler.
17402 (decode_l2_cache): New function to decode L2 cache parameters using
17403 0x8000006 extended cpuid function.
17404 (detect_caches_amd): Determine parameters of L2 cache using
17405 decode_l2_caches function.
17406 (decode_caches_intel): Decode L2 cache parameters.
17407 (detect_caches_intel): Determine L2 cache parameters using
17408 decode_caches_intel and decode_l2_caches functions.
17410 2008-04-03 Bob Wilson <bob.wilson@acm.org>
17412 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
17413 secondary input reload for subword loads from the constant pool.
17415 2008-04-03 Janis Johnson <janis187@us.ibm.com>
17418 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
17419 constants of the appropriate size for runtime calculations.
17422 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
17423 decimal-float literal constant zero.
17425 2008-04-03 Jakub Jelinek <jakub@redhat.com>
17428 * c-parser.c (c_parser_omp_atomic): Call
17429 default_function_array_conversion on the RHS.
17431 PR middle-end/35818
17432 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17433 call is_variable_sized if decl has incomplete type.
17435 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17437 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17439 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17441 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17443 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17444 (sgt<u>): Merge sgt and sgtu into new expander.
17445 (sgt, sgtu): Remove expanders.
17446 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17447 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17448 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17449 *sgtu_<mode>_mips16 into new pattern.
17450 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17451 (sge<u>): Merge sge and sgeu into new expander.
17452 (sge, sgeu): Remove expanders.
17453 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17455 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17456 (slt<u>): Merge slt and sltu into new expander.
17457 (slt, sltu): Remove expanders.
17458 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17459 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17460 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17461 *sltu_<mode>_mips16 into new pattern.
17462 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17463 (sle<u>): Merge sle and sleu into new expander.
17464 (sle, sleu): Remove expanders.
17465 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17466 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17467 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17468 *sleu_<mode>_mips16 into new pattern.
17469 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17471 2008-04-03 Jan Hubicka <jh@suse.cz>
17473 PR tree-optimization/35795
17474 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17475 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17476 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17477 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17478 * score/score3.c (score3_output_mi_thunk): Likewise.
17479 * score/score7.c (score7_output_mi_thunk): Likewise.
17480 * mips/mips.c (mips_output_mi_thunk): Likewise.
17482 2008-04-03 Richard Guenther <rguenther@suse.de>
17484 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17485 conversions. Simplify code.
17487 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17489 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17491 2008-04-03 Tom Tromey <tromey@redhat.com>
17492 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17494 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17495 * config/bfin/t-bfin-linux (generated_files): Add
17496 linux-sysroot-suffix.h.
17497 * doc/install.texi (Prerequisites): Require make 3.80.
17498 * doc/sourcebuild.texi (Front End Directory): Document new
17500 * Makefile.in (generated_files): New variable.
17501 (ALL_HOST_OBJS): New variable.
17502 ($(ALL_HOST_OBJS)): New target.
17504 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17506 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17507 (remap_block): Call id->transform_lang_insert_block instead
17509 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17510 Set id.transform_lang_insert_block to NULL.
17511 (clone_body): Move to cp/optimize.c
17512 * tree-inline.h (struct copy_body_data): Change
17513 transform_lang_insert_block to function pointer.
17514 (copy_generic_body, copy_decl_no_change): Export.
17515 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17516 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17517 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17519 * c-tree.h (insert_block): Kill.
17520 * c-decl.c (insert_block): Kill.
17522 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17524 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17525 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17526 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17528 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17529 argument, call {push,pop}_function_context from here.
17530 * c-parser.c: Use c_{push,pop}_function_context.
17532 * function.c (push_function_context_to): Move meat ...
17533 (push_function_context): ... here. Simplify.
17534 * function.c (pop_function_context_from): Move meat ...
17535 (pop_function_context): ... here. Simplify.
17536 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17538 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17539 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17540 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17541 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17543 2008-04-03 Ben Elliston <bje@au.ibm.com>
17545 * expmed.c (extract_force_align_mem_bit_field): Remove.
17547 2008-04-03 Richard Guenther <rguenther@suse.de>
17549 PR middle-end/35800
17550 * expr.h (try_casesi): Adjust prototype.
17551 * expr.c (try_casesi): Take fallback label as extra parameter.
17552 Use that for gen_casesi if default_label is NULL.
17553 * stmt.c (expand_case): Pass fallback label to try_casesi,
17554 make sure to fill gaps with a fallback label if default_label
17557 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17560 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17562 2008-04-03 Ben Elliston <bje@au.ibm.com>
17564 * expmed.c (extract_split_bit_field): Remove if (0) code.
17565 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17566 (do_ds_constraint): Likewise.
17568 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17570 * doc/cppopts.texi (-dU): Document.
17571 * c-common.h (flag_dump_macros): Update comment.
17572 * c-opts.c (handle_OPT_d): Handle -dU.
17573 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17574 dump_queued_macros, cb_used_define, cb_used_undef): New.
17575 (init_pp_output): Handle -dU.
17576 (cb_line_change): Call dump_queued_macros.
17577 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17579 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17581 * config/avr/predicates.md (io_address_operand): New predicate.
17582 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17583 * config/avr/avr.c (avr_io_address_p): Remove function.
17584 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17585 'avr_io_address_p' function.
17586 (out_movhi_r_mr): (Ditto.).
17587 (out_movqi_mr_r): (Ditto.).
17588 (out_movhi_mr_r): (Ditto.).
17589 (avr_address_cost): (Ditto.).
17591 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17593 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17594 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17595 in 32bit mode when XMM registers are available to avoid store
17597 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17598 corresponding post-reload splitters.
17600 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17602 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17603 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17604 __builtin_ia32_roundss.
17605 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17606 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17607 __builtin_ia32_roundss.
17608 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17609 IX86_BUILTIN_SHUFPD here.
17611 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17613 * config/i386/i386.md (plogic): New.
17614 (plogicprefix): Likewise.
17616 * config/i386/mmx.md (mmx_<code><mode>3): New.
17617 (mmx_and<mode>3): Removed.
17618 (mmx_ior<mode>3): Likewise.
17619 (mmx_xor<mode>3): Likewise.
17621 * config/i386/sse.md (<code><mode>3): New.
17622 (*<code><mode>3): Likewise.
17623 (*<code><mode>3): Likewise.
17624 (<code><mode>3): Likewise.
17625 (*sse_<code><mode>3): Likewise.
17626 (*sse2_<code><mode>3): Likewise.
17627 (<code>tf3): Likewise.
17628 (*<code>tf3): Likewise.
17629 (and<mode>3): Likewise.
17630 (*and<mode>3): Likewise.
17631 (ior<mode>3): Removed.
17632 (*ior<mode>3): Likewise.
17633 (xor<mode>3): Likewise.
17634 (*xor<mode>3): Likewise.
17635 (*and<mode>3): Likewise.
17636 (*ior<mode>3): Likewise.
17637 (*xor<mode>3): Likewise.
17638 (and<mode>3): Likewise.
17639 (*sse_and<mode>3): Likewise.
17640 (*sse2_and<mode>3): Likewise.
17641 (andtf3): Likewise.
17642 (*andtf3): Likewise.
17643 (ior<mode>3): Likewise.
17644 (*sse_ior<mode>3): Likewise.
17645 (*sse2_ior<mode>3): Likewise.
17646 (iortf3): Likewise.
17647 (*iortf3): Likewise.
17648 (xor<mode>3): Likewise.
17649 (*sse_xor<mode>3): Likewise.
17650 (*sse2_xor<mode>3): Likewise.
17651 (xortf3): Likewise.
17652 (*xortf3): Likewise.
17654 2008-04-02 Richard Guenther <rguenther@suse.de>
17656 PR tree-optimization/14495
17657 PR tree-optimization/34793
17658 * tree-vrp.c (struct switch_update): New structure.
17659 (to_remove_edges, to_update_switch_stmts): New VECs.
17660 (simplify_switch_using_ranges): New function. Remove not taken
17661 case labels and edges.
17662 (simplify_stmt_using_ranges): Call it.
17663 (identify_jump_threads): Mark edges we have queued for removal
17664 so we don't thread them.
17665 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17667 * tree-cfg.c (group_case_labels): Deal with missing default label.
17668 (tree_verify_flow_info): Allow missing default label.
17669 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17670 (emit_case_nodes): Likewise.
17671 (expand_case): Do not rely on the default label to be present.
17672 * expr.c (try_casesi): Deal with NULL default_label.
17673 (do_tablejump): Likewise.
17675 2008-04-02 Richard Guenther <rguenther@suse.de>
17677 PR tree-optimization/14495
17678 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17679 SWITCH_EXPR here ...
17680 (vrp_visit_switch_stmt): ... but here (new function).
17681 (find_case_label_index): New helper function.
17682 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17684 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17686 * fwprop.c: Fix ISO-C99ism.
17688 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17691 * Makefile.in (objdir): Set it here.
17692 * configure.ac: Not here. Find dynamic linker characteristics.
17693 * exec-tool.in: Use them.
17694 * aclocal.m4: Regenerate.
17695 * configure: Regenerate.
17697 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17699 * expr.c (expand_var): Delete it.
17700 * expr.h (expand_var): Delete prototype.
17701 * function.c (expand_function_start): Use expand_decl instead.
17702 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17705 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17707 PR rtl-optimization/35542
17708 * fwprop.c (forward_propagate_and_simplify): Replace
17709 loc_reg_mentioned_in_p with reg_mentioned_p.
17711 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17713 PR rtl-optimization/35281
17714 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17715 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17716 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17717 (varying_mem_p): Move above propagate_rtx.
17718 (all_uses_available_at): Do not check MEMs.
17720 2008-04-02 Rafael Espíndola <espindola@google.com>
17722 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17723 (register_edge_assert_for_2): Split the cond argument.
17724 (register_edge_assert_for_1): Adjust for the change in
17725 register_edge_assert_for_2.
17726 (register_edge_assert_for): Split the cond argument.
17727 (find_switch_asserts): Adjust for the change in
17728 register_edge_assert_for.
17730 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17732 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17733 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17734 offsets for 64-bit mingw.
17735 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17736 abi for x86_64-pc-mingw.
17738 2008-04-02 Richard Guenther <rguenther@suse.de>
17740 * tree-vrp.c (extract_range_from_assert): Make sure to not
17741 produce range min/max with TREE_OVERFOW set.
17742 If merging a anti-range and a range keep the anti-range if
17743 the range covers all values of the type.
17744 (register_edge_assert_for_2): Only allow sign-changing
17745 conversions in detecting canonical range checks. Also
17746 register an assert for the unsigned name if useful.
17748 PR tree-optimization/35787
17749 * tree-vrp.c (vrp_val_max): New function.
17750 (vrp_val_min): Likewise.
17751 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17752 (vrp_val_is_min): Likewise.
17753 (supports_overflow_infinity): Use vrp_val_{min,max}.
17754 (negative_overflow_infinity): Likewise.
17755 (positive_overflow_infinity): Likewise.
17756 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17757 (is_positive_overflow_infinity): Likewise.
17758 (is_overflow_infinity): Likewise.
17759 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17760 vrp_val_is_{min,max}.
17761 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17762 to ranges if possible. Avoid empty ranges.
17764 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17766 PR middle-end/35705
17767 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17768 the expression is a function address.
17770 2008-04-01 George Helffrich <george@gcc.gnu.org>
17772 PR fortran/35154, fortran/23057
17773 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17774 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17775 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17776 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17778 (dbxout_syms): Check for COMMON-based symbol and wrap in
17779 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17780 in bracket for efficiency.
17782 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17783 using DW_TAG_common_block + member offset.
17784 (add_pubname_string): New function.
17785 (dw_expand_expr): New function to find block name and offset for
17787 (common_check): New function to check whether symbol in Fortran COMMON.
17788 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17790 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17793 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17795 2008-04-02 Ben Elliston <bje@au.ibm.com>
17797 * config/v850/v850.md (casesi): Remove if (0) code.
17798 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17799 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17801 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17803 * config/i386/i386.md (rex64suffix): New mode attribute.
17804 (floathi<mode>2): Disable expander for SSE math.
17805 (*floathi<mode>2_1): New insn insn_and_split pattern.
17806 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17807 corresponding post-reload splitters.
17808 (*floathi<mode>2_i387): New macroized insn pattern.
17809 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17810 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17811 insn_and_split pattern.
17812 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17813 New macroized instruction patterns and corresponding post-reload
17815 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17816 and corresponding post-reload splitters.
17817 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17818 New macroized instruction patterns.
17819 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17820 macroized instruction patterns and corresponding post-reload splitters.
17821 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17822 corresponding post-reload splitters.
17823 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17824 New macroized instruction patterns.
17825 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17826 corresponding post-reload splitters.
17827 (*floatsi<mode>2_i387): New macroized instruction patterns.
17829 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17831 * config/i386/i386.md (smaxmin): New.
17832 (umaxmin): Likewise.
17833 (maxminiprefix): Likewise.
17834 (maxminfprefix): Likewise.
17835 (<code><mode>3): Likewise.
17836 (smin<mode>3): Removed.
17837 (smax<mode>3): Likewise.
17839 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17840 (mmx_<code>v4hi3): Likewise.
17841 (mmx_<code>v8qi3): Likewise.
17842 (mmx_smaxv2sf3): Removed.
17843 (mmx_sminv2sf3): Likewise.
17844 (mmx_umaxv8qi3): Likewise.
17845 (mmx_smaxv4hi3): Likewise.
17846 (mmx_uminv8qi3): Likewise.
17847 (mmx_sminv4hi3): Likewise.
17849 * config/i386/sse.md (<addsub><mode>3): New.
17850 (*<addsub><mode>3): Likewise.
17851 (<sse>_vm<addsub><mode>3): Likewise.
17852 (<maxmin><mode>3): Likewise.
17853 (*<maxmin><mode>3_finite): Likewise.
17854 (*<maxmin><mode>3): Likewise.
17855 (<sse>_vm<maxmin><mode>3): Likewise.
17856 (sse3_h<addsub>v4sf3): Likewise.
17857 (sse3_h<addsub>v2df3): Likewise.
17858 (<maxmin>v16qi3): Likewise.
17859 (*<maxmin>v16qi3): Likewise.
17860 (<maxmin>v8hi3): Likewise.
17861 (*<maxmin>v8hi3): Likewise.
17862 (*sse4_1_<maxmin><mode>3): Likewise.
17863 (*sse4_1_<maxmin><mode>3): Likewise.
17864 (add<mode>3): Removed.
17865 (*add<mode>3): Likewise.
17866 (<sse>_vmadd<mode>3): Likewise.
17867 (sub<mode>3): Likewise.
17868 (*sub<mode>3): Likewise.
17869 (<sse>_vmsub<mode>3): Likewise.
17870 (smin<mode>3): Likewise.
17871 (*smin<mode>3_finite): Likewise.
17872 (*smin<mode>3): Likewise.
17873 (<sse>_vmsmin<mode>3): Likewise.
17874 (smax<mode>3): Likewise.
17875 (*smax<mode>3_finite): Likewise.
17876 (*smax<mode>3): Likewise.
17877 (<sse>_vmsmax<mode>3): Likewise.
17878 (sse3_haddv4sf3): Likewise.
17879 (sse3_haddv2df3): Likewise.
17880 (sse3_hsubv4sf3): Likewise.
17881 (sse3_hsubv2df3): Likewise.
17882 (umaxv16qi3): Likewise.
17883 (*umaxv16qi3): Likewise.
17884 (smaxv8hi3): Likewise.
17885 (*smaxv8hi3): Likewise.
17886 (*sse4_1_smax<mode>3): Likewise.
17887 (*sse4_1_umax<mode>3): Likewise.
17888 (uminv16qi3): Likewise.
17889 (*uminv16qi3): Likewise.
17890 (sminv8hi3): Likewise.
17891 (*sminv8hi3): Likewise.
17892 (*sse4_1_smin<mode>3): Likewise.
17893 (*sse4_1_umin<mode>3): Likewise.
17895 2008-04-01 Rafael Espíndola <espindola@google.com>
17897 * tree-cfg.c (verify_expr): remove in_phi.
17898 (verify_stmt): Don't call walk_tree with verify_expr. Use
17899 is_gimple_min_invariant instead of is_gimple_val.
17901 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17903 * doc/include/gpl_v3.texi: Update for manpage generation.
17904 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17906 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17907 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17908 gpl_v3.texi instead of gpl.texi.
17911 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17914 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17916 2008-04-01 Rafael Espíndola <espindola@google.com>
17918 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17919 (extract_code_and_val_from_cond): Use
17920 extract_code_and_val_from_cond_with_ops.
17922 2008-04-01 Jan Hubicka <jh@suse.cz>
17924 * function.c (free_after_compilation): Free epilogue_delay_list.
17925 (prepare_function_start): Assert that previous compilation was freed.
17927 2008-04-01 Jan Hubicka <jh@suse.cz>
17928 Jim Wilson <wilson@tuliptree.org>
17929 Andreas Tobler <andreast@gcc.gnu.org>
17931 PR middle-end/35781
17932 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17933 rtl.emit instead cfun->emit.
17934 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17935 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17937 2008-04-01 Ben Elliston <bje@au.ibm.com>
17939 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17941 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17943 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17945 (fprofile-use): Add var flag_profile_use
17946 * coverage.c (coverage_begin_output): Do not open a gcno file for
17947 output only if -ftest-coverage is set.
17948 Do not add getpwd() to gcda file path.
17949 (build_gcov_info): Check the new flag
17950 flag_profile_datafile_relative_path.
17951 (coverage_init): Use profile_data_prefix.
17952 Read profile counter only if flag_profile_use is set.
17953 * opts.c (common_handle_option): New option fprofile-use=,
17954 fprofile-dir=, fprofile-generate=.
17955 * toplev.c (profile_data_prefix): New variable definition.
17956 * toplev.h (profile_data_prefix): New declaration.
17957 * doc/invoke.tex (Option Summary, Optimization Options):
17960 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17962 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17963 use tmp consistently.
17966 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17967 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17968 UNSPEC_FR_RECIP_APPROX_RES.
17969 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17971 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17974 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17976 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17978 PR middle-end/30186
17979 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17980 element of the vector via a pointer.
17982 2008-03-31 Ian Lance Taylor <iant@google.com>
17984 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17986 2008-03-31 Jan Hubicka <jh@suse.cz>
17988 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17989 get_arg_pointer_save_area.
17990 * expr.c (init_expr): Just clear out rtl.expr.
17991 * function.c (free_after_compilation): Clear out whole RTL structure.
17992 (get_func_frame_size): Merge into ...
17993 (get_frame_size): ... this one.
17994 (assign_stack_local_1): Merge into ...
17995 (assign_stack_local): ... this one.
17996 (expand_function_end): Update call of get_arg_pointer_save_area.
17997 (get_art_pointer_save_area): Remove cfun argument.
17998 * function.h (emit_status): regno_pointer_align does not need length
17999 attribute. Move x_regno_reg_rtx to ...
18000 (regno_reg_rtx): ... new global array.
18001 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18002 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18003 apply_args_value, forced_labels, stack_pointer_delta):
18005 (struct varasm_status): Move here from varasm.c
18006 (struct rtl_data): New. Move here some fields from struct function.
18007 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18008 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18009 used_temp_slots avail_temp_slots, temp_slot_level,
18010 nonlocal_goto_handler_labels): Update accesstors.
18011 (rtl): New global variable.
18012 (struct function): Move some fileds to rtl_data.
18013 (get_arg_pointer_save_area): Update prototype.
18014 * emit-rtl.c (rtl): Declare.
18015 (regno_reg_rtx): Declare.
18016 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18018 (gen_reg_rtx): Update.
18019 (init_virtual_regs): Do not tate emit_status argument.
18020 (init_emit): Do not allocate emit.
18021 * varasm.c (varasm_statuc): Move to function.h.
18022 (n_deferred_constatns): Update accestor.
18023 (init_varasm_status): Do not allocate varasm_status.
18024 (force_const_mem, get_pool_size, output_constant_pool): Update.
18025 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18026 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18028 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18030 PR rtl-optimization/35729
18031 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18034 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18037 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18038 load/store if memory is unaligned.
18039 (*movti_rex64): Likewise.
18041 * config/i386/predicates.md (misaligned_operand): New.
18043 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18046 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18049 2008-03-31 Jan Beulich <jbeulich@novell.com>
18051 * config/ia64/constraints.md: Add 'j' constraint.
18052 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18053 (movdi_internal): Likewise.
18055 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18058 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18060 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18063 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18064 proper error message for the third argument on blendpd and
18067 * config/i386/sse.md (blendbits): New.
18068 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18070 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18072 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18074 2008-03-30 Richard Guenther <rguenther@suse.de>
18076 PR middle-end/31023
18077 * fold-const.c (fold_sign_changed_comparison): Do leave
18078 conversions to base-types alone.
18080 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18082 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18083 the link register if one altivec register is be saved.
18085 2008-03-30 Ben Elliston <bje@au.ibm.com>
18087 * final.c (final_scan_insn): Remove if (0) code.
18089 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18091 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18093 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18095 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18096 of V4SFmode to ix86_binary_operator_ok.
18098 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18100 * config/i386/i386.c (override_options): Initialize
18101 ix86_veclib_handler to ix86_veclibabi_svml when
18102 -mveclibabi=svml is used.
18103 (ix86_veclibabi_svml): New function for SVML ABI style
18104 vectorization support.
18105 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18107 2008-03-28 Rafael Espíndola <espindola@google.com>
18109 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18110 (tree_binary_nonnegative_warnv_p): Make it public.
18111 (tree_single_nonnegative_warnv_p): Make it public.
18112 (tree_invalid_nonnegative_warnv_p): Make it public.
18113 (tree_unary_nonzero_warnv_p): Make it public.
18114 (tree_binary_nonzero_warnv_p): Make it public
18115 (tree_single_nonzero_warnv_p): Make it public.
18116 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18117 (extract_range_from_binary_expr): Split the expr argument.
18118 (extract_range_from_unary_expr): Split the expr argument.
18119 (extract_range_from_comparison): Split the expr argument.
18120 (extract_range_from_expr): Use the new aux functions.
18121 (vrp_evaluate_conditional_warnv): Use
18122 vrp_evaluate_conditional_warnv_with_ops.
18123 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18124 (tree_binary_nonzero_warnv_p): Declare.
18125 (tree_single_nonzero_warnv_p): Declare.
18126 (tree_expr_nonzero_warnv_p): Declare.
18127 (tree_unary_nonnegative_warnv_p): Declare.
18128 (tree_binary_nonnegative_warnv_p): Declare.
18129 (tree_single_nonnegative_warnv_p): Declare.
18130 (tree_invalid_nonnegative_warnv_p): Declare.
18132 2008-03-28 Richard Guenther <rguenther@suse.de>
18134 PR tree-optimization/30317
18135 PR tree-optimization/30911
18136 PR tree-optimization/34793
18137 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18138 (struct assert_locus_d): New member EXPR.
18139 (register_new_assert_for): Add EXPR parameter to support
18140 ASSERT_EXPR <name, expr OP limit>.
18141 (register_edge_assert_for_1): Adjust callers.
18142 (find_assert_locations): Likewise.
18143 (process_assert_insertions_for): Build condition from expression.
18144 (extract_range_from_assert): Handle ASSERT_EXPRs
18145 of the form ASSERT_EXPR <name, expr OP limit>.
18146 (register_edge_assert_for_2): New helper registering
18147 asserts for comparisons. Recognize range tests of the form
18148 (unsigned)i - CST1 OP CST2.
18149 (register_edge_assert_for_1): Use it.
18150 (register_edge_assert_for): Likewise.
18151 (needs_overflow_infinity): Integer sub-types
18152 do not need overflow infinities.
18153 (vrp_val_is_max): The extreme values of integer sub-types
18154 are those of the base type.
18155 (vrp_val_is_min): Likewise.
18156 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18159 2008-03-28 Nick Clifton <nickc@redhat.com>
18162 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18163 Return GENERAL_REGS for stack adjustment reloads.
18165 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18168 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18169 const_vector when all the vectors are constant.
18171 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18173 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18175 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18176 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18178 (s<code>_sf): Use new scc_sf attribute for opcode names.
18180 2008-03-27 Tom Tromey <tromey@redhat.com>
18182 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18183 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18184 config/spu/t-spu-elf, config/i386/t-interix,
18185 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18186 config/i386/x-darwin, config/i386/x-mingw32,
18187 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18188 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18189 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18190 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18191 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18192 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18193 config/score/t-score-elf, config/arm/t-strongarm-pe,
18194 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18195 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18196 Revert automatic dependency patch.
18198 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18201 * config/i386/i386.c (ix86_function_arg_boundary): Align
18202 decimal floating point to its natural boundary.
18204 2008-03-27 Richard Guenther <rguenther@suse.de>
18206 PR middle-end/35716
18207 * fold-const.c (fold_comparison): Restrict distinct decl
18208 comparison folding to VAR_DECLs and PARM_DECLs. Do not
18209 solely rely on operand_equal_p.
18211 2008-03-27 Richard Guenther <rguenther@suse.de>
18214 * c-common.c (handle_weak_attribute): Reject combination of
18217 2008-03-27 Richard Guenther <rguenther@suse.de>
18219 PR tree-optimization/32810
18220 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
18221 conversions from DECL_INITIAL.
18222 (fold_const_aggregate_ref): Likewise from constructor elements.
18224 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
18226 * tree-affine.h (aff_combination_expand): Declare.
18227 (get_inner_reference_aff): Likewise.
18228 * tree-affine.c (aff_combination_expand): Split out from
18229 tree_to_aff_combination_expand.
18230 (get_inner_reference_aff): New function.
18231 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
18232 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
18233 (struct lim_aux_data): sm_done field removed.
18234 (mem_ref_loc_p, mem_ref_locs_p): New types.
18235 (struct mem_ref): Added id, stored, accesses_in_loop,
18236 indep_loop, dep_loop, indep_ref, dep_ref fields.
18237 Removed is_stored, locs and next fields.
18238 (memory_accesses): New variable.
18239 (movement_possibility): Do not allow moving statements
18240 that store to memory.
18241 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
18243 (determine_max_movement): For statements with memory references,
18244 find the outermost loop in that the reference is independent.
18245 (move_computations_stmt): Mark the virtual operands for renaming.
18246 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18247 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18248 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18249 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18250 create_vop_ref_mapping, analyze_memory_references,
18251 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18252 get_all_locs_in_loop, ref_always_accessed_p,
18253 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18254 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18255 store_motion_loop, store_motion): New functions.
18256 (struct vop_to_refs_elt): New type.
18257 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18258 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18259 (schedule_sm): Replaced by...
18260 (execute_sm): ... this.
18261 (determine_lsm_ref, hoist_memory_references,
18262 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
18263 find_more_ref_vops, free_mem_ref, free_mem_refs,
18264 determine_lsm_loop, determine_lsm): Removed.
18265 (tree_ssa_lim_finalize): Free data structures used by store motion.
18266 (tree_ssa_lim): Call analyze_memory_references. Use
18267 store_motion instead of determine_lsm.
18269 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18271 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
18272 rename tmake_file to m68hc11/t-m68hc11.
18273 (mcore): Set inhibit_libc to true.
18274 * config.host (alpha*-dec-*vms*): Set extra_programs.
18275 (interix3*): Don't use host_xmake_file.
18276 * configure.ac: Let config.gcc override inhibit_libc.
18277 * configure: Regenerate.
18279 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
18280 * config/t-openbsd-thread: Remove commented out lines.
18282 * config/x-interix: Remove.
18284 * config/m68hc11/t-m68hc11-gas: Rename to...
18285 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
18287 * config/mcore/t-mcore: Remove T_CFLAGS.
18288 * config/mcore/t-mcore-pe: Likewise.
18290 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18292 * configure.ac: Replace custom __GNU_SOURCE test with
18293 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
18294 * aclocal.m4: Regenerate.
18295 * configure: Regenerate.
18296 * config.in: Regenerate.
18298 2008-03-27 Richard Guenther <rguenther@suse.de>
18300 * fold-const.c (target.h): Include.
18301 (fold_comparison): Fold comparison of addresses of decls
18302 that bind locally or of constants. Consolidate address folding code.
18303 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
18304 results from fold_binary_to_constant.
18305 (compare_values_warnv): Likewise.
18307 2008-03-27 Andrew Pinski <pinskia@gmail.com>
18309 PR middle-end/35429
18310 * fold-const.c (fold_truthop): Check for integeral types when folding
18311 a == 0 && b == 0 and a != 0 || b != 0 .
18313 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
18315 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
18317 2008-03-26 Andreas Schwab <schwab@suse.de>
18319 * doc/invoke.texi: Fix use of @item vs. @itemx.
18321 2008-03-26 Tom Tromey <tromey@redhat.com>
18323 * Makefile.in (build/gensupport.o, build/print-rtl.o,
18324 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
18325 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
18326 build/gencodes.o, build/genconditions.o, build/genconfig.o,
18327 build/genconstants.o, build/genemit.o, build/genextract.o,
18328 build/genflags.o, build/genmddeps.o, build/genopinit.o,
18329 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
18332 2008-03-26 Richard Guenther <rguenther@suse.de>
18335 2008-03-26 Richard Guenther <rguenther@suse.de>
18337 * fold-const.c (target.h): Include.
18338 (fold_comparison): Fold comparison of addresses of two decls
18339 that bind locally. Consolidate address folding code.
18341 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18343 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
18344 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
18345 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
18346 dconstsqrt2, dconstthird, dconste and/or dconst10.
18347 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
18348 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
18349 dconstsqrt2, dconste): Delete.
18350 (init_emit_once): Likewise. Simplify initializing dconstm1.
18352 * real.c (get_real_const): New.
18353 * real.h (dconst3, dconst10, dconstm2, dconstthird,
18354 dconstsqrt2, dconste): Delete.
18355 (real_value_const, get_real_const): New.
18357 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
18359 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
18361 * config/i386/i386.c (ix86_function_arg_boundary): Check
18362 BIGGEST_ALIGNMENT instead of 128.
18363 (setup_incoming_varargs_64): Likewise.
18365 2008-03-26 Tom Tromey <tromey@redhat.com>
18367 * Makefile.in (DEPFILES): Add missing '/'.
18369 2008-03-26 Richard Guenther <rguenther@suse.de>
18371 * fold-const.c (target.h): Include.
18372 (fold_comparison): Fold comparison of addresses of two decls
18373 that bind locally. Consolidate address folding code.
18375 2008-03-26 Nick Clifton <nickc@redhat.com>
18378 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
18379 not allow INT+INT as a legitimate addressing mode.
18381 2008-03-26 Richard Guenther <rguenther@suse.de>
18383 * tree-flow.h (widen_bitfield): Remove declaration.
18384 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
18385 (widen_bitfield): Remove function.
18386 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
18389 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18392 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
18395 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
18397 PR rtl-optimization/35232
18398 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
18399 (forget_old_reloads_1, forget_marked_reloads): Don't clear
18400 reg_reloaded_call_part_clobbered here.
18401 (reload_regs_reach_end_p): New function.
18402 (reload_reg_rtx_for_input): New variable.
18403 (reload_reg_rtx_for_output): Likewise.
18404 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
18405 when reassigning a pseudo register. Load reloadreg from
18406 reload_reg_rtx_for_input, moving the mode and register
18408 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
18409 instead of the original when deciding whether an input reload
18410 would be a no-op or whether an output reload can be deleted.
18411 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
18412 when setting up new_spill_reg_store. Load it from
18413 reload_reg_rtx_for_output, moving the mode and register
18415 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
18416 instead of the original when deciding whether an output reload
18417 would be a no-op. Do the same when modifying insn notes.
18418 Use rtx_equal_p instead of == to compare the registers.
18419 (inherit_piecemeal_p): Take a mode and two register numbers
18421 (emit_reload_insns): Clear new_spill_reg_store for every hard
18422 register in the reload register. Remove spill registers
18423 from reg_reloaded_valid before considering whether to record
18424 inheritance information for them. Use reload_reg_rtx_for_output
18425 instead of reg_rtx when recording output reloads. Use
18426 reload_reg_rtx_for_input instead of reg_rtx when recording
18427 input reloads. Set or clear reg_reloaded_call_part_clobbered
18428 at the same time as setting reg_reloaded_valid.
18429 (delete_output_reload): Add a new_reload_reg parameter and use it
18430 instead of rld[j].reg_rtx.
18431 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18434 2008-03-25 Tom Tromey <tromey@redhat.com>
18436 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18437 (build/genattr.o): Likewise.
18438 (build/genattrtab.o): Likewise.
18439 (build/gencodes.o): Likewise.
18440 (build/genconfig.o): Likewise.
18441 (build/genconstants.o): Likewise.
18442 (build/genemit.o): Likewise.
18443 (build/genextract.o): Likewise.
18444 (build/genflags.o): Likewise.
18446 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18448 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18449 instead of size_int for integer types.
18450 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18451 to match type of MINUS_EXPR.
18453 2008-03-25 Tom Tromey <tromey@redhat.com>
18455 * configure: Rebuilt.
18456 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18459 2008-03-25 Tom Tromey <tromey@redhat.com>
18461 * config/x-solaris (host-solaris.o): Update.
18462 * config/x-linux (host-linux.o): Update.
18463 * config/x-hpux (host-hpux.o): Update.
18464 * config/x-darwin (host-darwin.o): Update.
18465 * config/v850/t-v850e (v850-c.o): Update.
18466 * config/v850/t-v850 (v850-c.o): Update.
18467 * config/t-vxworks (vxworks.o): Update.
18468 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18469 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18470 * config/spu/t-spu-elf (spu-c.o): Update.
18472 * config/sh/t-symbian (sh-c.o): Update.
18473 (symbian.o): Update.
18474 * config/sh/t-sh (sh-c.o): Update.
18475 * config/score/t-score-elf (score7.o, score3.o): Update.
18476 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18477 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18478 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18479 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18480 (rs6000.o): Remove.
18481 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18482 * config/m32c/t-m32c (m32c-pragma.o): Update.
18483 * config/ia64/t-ia64 (ia64-c.o): Update.
18484 * config/i386/x-mingw32 (host-mingw32.o): Update.
18485 * config/i386/x-i386 (driver-i386.o): Update.
18486 * config/i386/x-darwin (host-i386-darwin.o): Update.
18487 * config/i386/x-cygwin (host-cygwin.o): Update.
18488 * config/i386/t-nwld (nwld.o): Update.
18489 * config/i386/t-netware (netware.o): Update.
18490 * config/i386/t-interix (winnt.o): Update.
18491 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18492 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18493 msformat-c.o): Update.
18494 * config/bfin/t-bfin-linux (generated_files): Add
18495 linux-sysroot-suffix.h.
18496 * config/arm/t-wince-pe (pe.o): Update.
18497 * config/arm/t-strongarm-pe (pe.o): Update.
18498 * config/arm/t-pe (pe.o): Update.
18499 * config/arm/t-arm (arm-c.o): Update.
18500 * doc/install.texi (Prerequisites): Require make 3.80.
18501 * Makefile.in: Remove .o targets.
18502 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18503 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18504 (simple_generated_h, simple_generated_c): Move earlier.
18505 (generated_files): New variable.
18506 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18507 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18508 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18509 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18510 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18511 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18512 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18513 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18514 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18515 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18516 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18517 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18519 (COMPILE.base, COMPILE): New variables.
18520 (%.o): New pattern rule.
18521 (ALL_HOST_OBJS): New variable.
18522 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18523 (dummy-checksum.o, cc1-checksum.o): Remove.
18524 (DRIVER_SHLIB): New variable.
18525 (DRIVER_DEFINES): Use it.
18526 (gencondmd.c): Move out of build/.
18527 (s-conditions): Update.
18528 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18529 (ALL_BUILD_OBJS): Likewise.
18530 (build/%.o): Use BUILDCOMPILE.
18531 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18532 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18533 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18534 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18535 build/genconfig.o, build/genconstants.o, build/genemit.o,
18536 build/genextract.o, build/genflags.o, build/genmddeps.o,
18537 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18538 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18539 build/gen-protos.o, build/scan.o, build/fix-header.o,
18540 build/scan-decls.o): Simplify.
18541 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18542 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18543 prefix.o, toplev.o): Reduce to variable setting.
18544 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18545 ($(out_object_file), gcc-options.o): New targets.
18546 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18547 * configure: Rebuilt.
18548 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18549 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18551 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18553 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18554 complain when we hit an error, return ERROR_MARK_NODE.
18556 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18558 * config/sh/constraints.md (Pso, Psz): New constraints.
18559 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18560 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18562 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18564 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18565 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18567 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18569 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18570 (prefetch_sh2a): New.
18572 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18573 Naveen.H.S <naveen.hs@kpitcummins.com>
18575 * config/sh/constraints.md (I28): New constraint.
18576 * config/sh/sh.c (broken_move): Add support for movi20s.
18577 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18579 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18580 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18581 Naveen.H.S <naveen.hs@kpitcummins.com>
18583 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18584 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18585 (print_operand): Handle resbank in %@ operand code.
18586 (sh_encode_section_info): New.
18587 (push_regs): Add conditions for resbank.
18588 (sh_expand_epilogue): Likewise.
18589 (sh_insert_attributes): Likewise.
18590 (sh_attribute_table): Likewise.
18591 (sh_handle_resbank_handler_attribute): New.
18592 (sh2a_handle_function_vector_handler_attribute): New.
18593 (sh2a_is_function_vector_call): New.
18594 (sh2a_get_function_vector_number): New.
18595 (sh2a_function_vector_p): New.
18596 (sh_cfun_resbank_handler_p): New.
18597 * config/sh/sh.md (calli): Emit jsr/n if possible.
18598 (calli_tbr_rel): New.
18599 (calli_pcrel): Emit jsr/n if possible.
18600 (return_i): Emit rts/n if possible.
18601 (call_valuei_tbr_rel): New.
18602 (call_valuei_pcrel): Add condition for SH2A target.
18603 (call_value): Likewise.
18604 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18605 (sh2a_get_function_vector_number): Likewise.
18606 (sh2a_is_function_vector_call): Likewise.
18607 * doc/extend.texi: Document TBR relative addressing of SH2A.
18608 (resbank): Add description for SH2A.
18610 2008-03-24 Richard Guenther <rguenther@suse.de>
18613 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18614 pointer assignments change conversions according to middle-end rules.
18615 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18616 * configure.ac: Include type checking in yes.
18617 * configure: Regenerate.
18619 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18621 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18622 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18624 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18626 * gthr-vxworks.h (UNUSED): Define.
18628 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18630 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18632 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18634 * doc/extend.texi (Function Attributes): Add missing comma in the
18635 example of the "alloc_size" attribute.
18637 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18640 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18642 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18645 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18648 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18649 of the underlying type of a MS bitfield layout to the natural
18650 alignment of the type.
18652 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18654 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18655 to their natural alignment to avoid store forwarding stalls.
18657 2008-03-22 Richard Guenther <rguenther@suse.de>
18659 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18660 For PHI nodes verify the address is invariant.
18661 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18662 (get_symbol_constant_value): Use is_gimple_min_invariant.
18663 (maybe_fold_stmt_indirect): Likewise.
18665 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18667 PR rtl-optimization/33927
18668 * Makefile.in (dse.o): Depend on $(TM_P_H).
18669 * expr.h (extract_low_bits): Declare.
18670 * expmed.c (extract_low_bits): New function.
18671 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18672 * dse.c: Include tm_p.h.
18673 (find_shift_sequence): Remove the read_reg argument and return the
18674 read value. Emit the instructions instead of returning them.
18675 Iterate on new_mode rather than calculating it each time.
18676 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18677 source to NEW_MODE and extract_low_bits to convert the shifted
18678 value to READ_MODE.
18679 (replace_read): Allow the load and store to have different mode
18680 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18681 or extraction instructions before trying the replacement. Update
18682 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18684 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18686 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18687 to their natural alignment to avoid store forwarding stalls.
18689 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18692 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18693 encouraging but not allowing gprs for input;
18694 change the input constraint to !f#r.
18695 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18697 change the output constraint to !f#r.
18699 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18702 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18703 corresponding post-reload splitters.
18704 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18705 when x87 FP math is selected.
18706 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18707 New function prototype.
18708 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18709 unreachable function to ease macroization of insn patterns.
18711 2008-03-21 Martin Jambor <mjambor@suse.cz>
18713 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18714 reference dumps if ddr is NULL or dependence is unknown.
18716 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18718 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18719 unsigned extension into account.
18720 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18721 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18722 Do computations on a scratch register.
18724 2008-03-21 Richard Guenther <rguenther@suse.de>
18726 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18727 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18728 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18729 * tree-ssa-dom.c (record_equality): Likewise.
18730 * tree-inline.c (copy_body_r): Likewise.
18731 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18734 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18736 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18737 as 'delete_unused' argument.
18739 2008-03-20 Richard Guenther <rguenther@suse.de>
18741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18742 special casing of constant qualifiers.
18743 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18744 care about them in general.
18745 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18746 regardless of their type.
18747 (fold_stmt_r): Forcefully fold *& if we end up with that.
18749 2008-03-20 Paul Brook <paul@codesourcery.com>
18751 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18752 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18754 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18756 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18757 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18759 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18761 * common.opt (Wmudflap): New option.
18762 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18763 (mx_register_decls): Likewise.
18764 (mudflap_finish_file): Likewise.
18765 * doc/invoke.texi: Document -Wno-mudflap.
18767 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18769 * c-format.c (replace_format_name_to_system_name): New.
18770 (cmp_attribs): New.
18771 (convert_format_name_to_system_name): New.
18772 (decode_format_attr): Add use of convert_format_name_to_system_name.
18773 (format_types_orig): Add gnu_ prefix to names.
18774 (check_format_info_main): Special treating of \0 escaped names for
18775 supporting multi-character format specifiers as I32, I64.
18776 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18777 (gnu_target_overrides_format_attributes): New.
18778 * c-format.h: Add structure target_ovr_attr to hold
18779 system specific formatter names.
18780 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18781 msformat-c.o file to c_target_objs and cxx_target_objs.
18782 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18783 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18784 (TARGET_N_FORMAT_TYPES): New.
18785 * config/i386/msformat-c.c: New.
18786 * config/i386/t-cygming: Add build rule for msformat-c.o.
18787 * doc/extend.texi: Add new format names gnu_* and ms_* and
18789 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18791 2008-03-20 Ira Rosen <irar@il.ibm.com>
18793 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18794 optimizations turned on under -O3.
18795 (ftree-vectorize): Add that the flag is turned on with -O3.
18797 2008-03-20 Ben Elliston <bje@au.ibm.com>
18799 * regmove.c (try_auto_increment): Fix spelling error in comment.
18800 * final.c (final_scan_insn): Likewise.
18802 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18805 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18806 allocator preferences for "y" and "r" class registers.
18807 ("*mov<mode>_internal"): Ditto.
18808 ("*movv2sf_internal_rex64"): Ditto.
18809 ("*movv2sf_internal"): Ditto.
18811 2008-03-19 Michael Matz <matz@suse.de>
18813 PR middle-end/35616
18814 * calls.c (expand_call): Check overlap of arguments with call
18815 address for sibcalls.
18817 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18820 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18821 of the underlying type of a MS bitfield layout to the natural
18822 alignment of the type.
18824 2008-03-19 Jan Hubicka <jh@suse.cz>
18827 * toplev.c (decode_d_option): Handle all CPP flags.
18828 * tree-vrp.c: Update tree_pass descriptors.
18829 * regrename.c: Update tree_pass descriptors.
18830 * fwprop.c: Update tree_pass descriptors.
18831 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18832 * tree-into-ssa.c: Update tree_pass descriptors.
18833 * tree-dump.c: Update tree_pass descriptors.
18834 * tree-complex.c: Update tree_pass descriptors.
18835 * tree-dump.h: Update tree_pass descriptors.
18836 * see.c: Update tree_pass descriptors.
18837 * cgraphbuild.c: Update tree_pass descriptors.
18838 * tracer.c: Update tree_pass descriptors.
18839 * tree-loop-distribution.c: Update tree_pass descriptors.
18840 * cgraph.c: Update tree_pass descriptors.
18841 * postreload-gcse.c: Update tree_pass descriptors.
18842 * postreload.c: Update tree_pass descriptors.
18843 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18844 * tree-tailcall.c: Update tree_pass descriptors.
18845 * tree-pass.h (tree_opt_pass): Rename to ...
18846 (opt_pass) ... this one; add "type" field and remove letter field.
18847 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18848 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18849 all_lowering_passes): Update declaration.
18850 * ipa-cp.c: Update tree_pass descriptors.
18851 * final.c: Update tree_pass descriptors.
18852 * omp-low.c: Update tree_pass descriptors.
18853 * tree-ssa-dse.c: Update tree_pass descriptors.
18854 * ipa-reference.c: Update tree_pass descriptors.
18855 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18856 * auto-inc-dec.c: Update tree_pass descriptors.
18857 * reorg.c: Update tree_pass descriptors.
18858 * cgraphunit.c: Update tree_pass descriptors.
18859 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18860 * tree-ssa-ccp.c: Update tree_pass descriptors.
18861 * df-core.c: Update tree_pass descriptors.
18862 * mode-switching.c: Update tree_pass descriptors.
18863 * tree-nomudflap.c: Update tree_pass descriptors.
18864 * modulo-sched.c: Update tree_pass descriptors.
18865 * ipa-pure-const.c: Update tree_pass descriptors.
18866 * cse.c: Update tree_pass descriptors.
18867 * web.c: Update tree_pass descriptors.
18868 * tree-stdarg.c: Update tree_pass descriptors.
18869 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18870 * tree-ssa-dom.c: Update tree_pass descriptors.
18871 * tree-nrv.c: Update tree_pass descriptors.
18872 * tree-ssa-alias.c: Update tree_pass descriptors.
18873 * loop-init.c: Update tree_pass descriptors.
18874 * gimple-low.c: Update tree_pass descriptors.
18875 * ipa-inline.c: Update tree_pass descriptors.
18876 * tree-ssa-sink.c: Update tree_pass descriptors.
18877 * global.c: Update tree_pass descriptors.
18878 * ifcvt.c: Update tree_pass descriptors.
18879 * jump.c: Update tree_pass descriptors.
18880 * predict.c: Update tree_pass descriptors.
18881 * tree-ssa-loop.c: Update tree_pass descriptors.
18882 * recog.c: Update tree_pass descriptors.
18883 * dse.c: Update tree_pass descriptors.
18884 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18885 * tree-eh.c: Update tree_pass descriptors.
18886 * regmove.c: Update tree_pass descriptors.
18888 * function.c: Update tree_pass descriptors.
18889 * tree-vectorizer.c: Update tree_pass descriptors.
18890 * gcse.c: Update tree_pass descriptors.
18891 * ipa-type-escape.c: Update tree_pass descriptors.
18892 * tree-if-conv.c: Update tree_pass descriptors.
18893 * init-regs.c: Update tree_pass descriptors.
18894 * ipa.c: Update tree_pass descriptors.
18895 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18896 * rtl-factoring.c: Update tree_pass descriptors.
18897 * lower-subreg.c: Update tree_pass descriptors.
18898 * bt-load.c: Update tree_pass descriptors.
18899 * tree-dfa.c: Update tree_pass descriptors.
18900 * except.c: Update tree_pass descriptors.
18901 * emit-rtl.c: Update tree_pass descriptors.
18902 * cfgexpand.c: Update tree_pass descriptors.
18903 * tree-cfgcleanup.c: Update tree_pass descriptors.
18904 * cfgcleanup.c: Update tree_pass descriptors.
18905 * tree-ssa-pre.c: Update tree_pass descriptors.
18906 * tree-sra.c: Update tree_pass descriptors.
18907 * tree-mudflap.c: Update tree_pass descriptors.
18908 * tree-ssa-copy.c: Update tree_pass descriptors.
18909 * cfglayout.c: Update tree_pass descriptors.
18910 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18911 * tree-ssa-dce.c: Update tree_pass descriptors.
18912 * tree-ssa.c: Update tree_pass descriptors.
18913 * regclass.c: Update tree_pass descriptors.
18914 * integrate.c: Update tree_pass descriptors.
18915 * tree-optimize.c: Update tree_pass descriptors.
18916 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18917 * tree-object-size.c: Update tree_pass descriptors.
18918 * combine.c: Update tree_pass descriptors.
18919 * tree-outof-ssa.c: Update tree_pass descriptors.
18920 * bb-reorder.c: Update tree_pass descriptors.
18921 * stack-ptr-mod.c: Update tree_pass descriptors.
18922 * var-tracking.c: Update tree_pass descriptors.
18923 * tree-profile.c: Update tree_pass descriptors.
18924 * tree-vect-generic.c: Update tree_pass descriptors.
18925 * reg-stack.c: Update tree_pass descriptors.
18926 * sched-rgn.c: Update tree_pass descriptors.
18927 * tree-ssa-structalias.c: Update tree_pass descriptors.
18928 * tree-cfg.c: Update tree_pass descriptors.
18929 * passes.c (current_pass): Update declaration.
18930 (finish_optimization_passes): Update.
18931 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18932 (register_one_dump_file, register_dump_files_1, next_pass_1):
18934 (init_optimization_passes): Update handling of new types.
18935 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18936 * ipa-struct-reorg.c: Update tree_pass descriptors.
18937 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18938 * combine-stack-adj.c: Update tree_pass descriptors.
18939 * cfgrtl.c: Update tree_pass descriptors.
18940 * dce.c: Update tree_pass descriptors.
18941 * tree-ssanames.c: Update tree_pass descriptors.
18943 2008-03-19 Richard Guenther <rguenther@suse.de>
18945 PR middle-end/35609
18946 * tree-ssa.c (walk_data): New structure.
18947 (warn_uninitialized_var): If not always_executed warn with "maybe"
18949 (execute_early_warn_uninitialized): Compute post-dominators.
18950 Initialize always_executed before processing each basic block.
18952 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18955 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18956 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18958 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18960 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18962 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18964 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18966 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18967 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18968 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18969 target after ignore has been set, and move there also the commputation
18970 of subtarget and original_target.
18971 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18972 (LANG_HOOKS_INITIALIZER): Remove it.
18973 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18975 2008-03-18 Richard Guenther <rguenther@suse.de>
18977 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18978 found an expression with constants, note that in the VN for the lhs.
18979 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18980 fold them to constants if possible. Run cleanup_cfg if done so.
18981 (execute_pre): Return todo.
18982 (do_pre): Likewise.
18983 (execute_fre): Likewise.
18984 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18986 (get_prop_source_stmt): Look through pointer conversions.
18988 2008-03-18 Jan Hubicka <jh@suse.cz>
18990 * tree-pretty-print.c: Include predict.h.
18991 (dump_generic_node): Dump predictor.
18992 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18993 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18994 * gimple-low.c (lower_stmt): Likewise.
18995 * expr.c (expand_expr_real): Likewise.
18996 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18998 (build_predict_expr, build_predict_expr): New.
18999 * predict.h (predictor_name, build_predict_expr): Update.
19000 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19001 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19002 * predict.def (PRED_CONTINUE): Update hitrate.
19003 * tree.def (PREDICT_EXPR): Define.
19004 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19005 do not handle BIND_EXPR.
19006 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19007 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19008 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19011 2008-03-18 Michael Matz <matz@suse.de>
19013 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19015 2008-03-18 Richard Guenther <rguenther@suse.de>
19017 * tree-gimple.h (is_gimple_invariant_address): Declare.
19018 (is_gimple_constant): Likewise.
19019 * tree-gimple.c (is_gimple_constant): New function.
19020 (is_gimple_invariant_address): Likewise.
19021 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19022 and is_gimple_invariant_address.
19023 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19025 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19026 an addressable base.
19028 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19030 PR middle-end/35611
19031 * gimplify.c (gimplify_expr): Gimplify second operand of
19034 2008-03-17 Richard Guenther <rguenther@suse.de>
19036 PR tree-optimization/19637
19037 * fold-const.c (fold_unary): Remove restrictions of removing
19038 intermediate pointer-conversions (P2)(P1)P0.
19039 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19040 conversion to void pointer.
19041 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19043 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19046 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19047 emulated thread local variables.
19049 2008-03-16 Richard Guenther <rguenther@suse.de>
19051 PR middle-end/35607
19052 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19053 expand TREE_INVARIANT operations that are not gimple invariant.
19055 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19057 * doc/extend.texi (Alignment): Say that the ABI controls
19058 the __alignof__ for non-strict-alignment targets rather
19059 than being a recommendation.
19061 2008-03-15 Paul Brook <paul@codesourcery.com>
19063 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19065 (arm_output_fn_unwind): Mark functions that can not be unwound.
19067 2008-03-15 Paul Brook <paul@codesourcery.com>
19069 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19070 extension instructions.
19072 2008-03-15 Richard Guenther <rguenther@suse.de>
19074 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19075 and fold constant aggregate refs.
19076 (fold_const_aggregate_ref): Handle string constants
19077 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19078 (evaluate_stmt): Simplify now that ccp_fold folds constant
19081 2008-03-15 Paul Brook <paul@codesourcery.com>
19083 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19084 (extzv): Use gen_extzv_t2.
19085 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19087 2008-03-15 Richard Guenther <rguenther@suse.de>
19089 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19090 (fold_const_aggregate_ref): Likewise.
19091 (get_value): Return NULL if we don't have any values.
19092 (ccp_finalize): Set const_val to NULL after freeing it.
19093 * tree-flow.h (get_symbol_constant_value): Declare.
19094 (fold_const_aggregate_ref): Likewise.
19095 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19097 2008-03-15 Richard Guenther <rguenther@suse.de>
19099 PR middle-end/35593
19100 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19101 to not produce negative array indices if not allowed. Add
19102 parameter to indicate that.
19103 (maybe_fold_offset_to_component_ref): Allow negative array
19104 indices only for the first member of a structure.
19105 (maybe_fold_offset_to_reference): Allow negative array indices.
19106 (maybe_fold_stmt_addition): Likewise.
19108 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19109 Anatoly Sokolov <aesok@post.ru>
19111 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19112 (avr_arch): Add ARCH_AVR6.
19113 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19114 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19115 instead of fixed value 2.
19116 (print_operand_address): Use gs() asm specifier instead of pm().
19117 (avr_assemble_integer): (Ditto.).
19118 (avr_output_addr_vec_elt): (Ditto.).
19119 (print_operand): Handle "!" code.
19120 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19121 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19122 (AVR_HAVE_EIJMP_EICALL): Define.
19123 (AVR_3_BYTE_PC): Redefine.
19124 (AVR_2_BYTE_PC): (Ditto.).
19125 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19126 (LINK_SPEC): Add atmega2560 and atmega2561.
19127 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19129 * config/avr/avr.md (call_insn): Use eicall instead of icall
19130 for 3 byte PC devices.
19131 (call_value_insn): (Ditto.).
19132 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19133 (indirect_jump): Use only for for 2 byte PC devices.
19134 (*tablejump): (Ditto.).
19135 (*indirect_jump_avr6): Add insn.
19136 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19137 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19138 instead of ijmp for 3 byte PC devices.
19139 (__tablejump2__): (Ditto.).
19140 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19141 (MULITLIB_DIRNAMES): (Ditto.).
19142 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19144 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19146 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19147 "sse2_umulsidi3". Use V1DI mode for operand 0.
19148 ("mmx_psadbw"): Use V1DI mode for operand 0.
19149 * config/i386/i386-modes.def (V1SI): New vector mode.
19150 * config/i386/i386.c (struct builtin_description)
19151 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19152 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19153 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19154 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19155 v1di_ftype_v8qi_v8qi type.
19156 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19158 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19159 __builtin_ia32_pmuludq]: Fix the mode of return value.
19161 2008-03-15 Richard Guenther <rguenther@suse.de>
19163 PR middle-end/35595
19164 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19167 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19169 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19170 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19171 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19172 unless TARGET_SERIALIZE_VOLATILE is enabled.
19173 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19174 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19175 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19177 2008-03-14 Richard Guenther <rguenther@suse.de>
19179 PR tree-optimization/34172
19180 * tree-flow.h (refs_may_alias_p): Declare.
19181 (get_single_def_stmt): Likewise.
19182 (get_single_def_stmt_from_phi): Likewise.
19183 (get_single_def_stmt_with_phi): Likewise.
19184 * tree-dfa.c (refs_may_alias_p): New function.
19185 (get_single_def_stmt): Likewise.
19186 (get_single_def_stmt_from_phi): Likewise.
19187 (get_single_def_stmt_with_phi): Likewise.
19188 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19189 (vn_reference_lookup_1): New helper function.
19190 (vn_reference_lookup): Walk the virtual use-def chain to
19191 continue searching for a match if the def does not alias the
19192 reference we are looking for.
19194 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19196 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19197 archive and Perzl. Update The Written Word listing.
19199 2008-03-14 Richard Guenther <rguenther@suse.de>
19201 PR tree-optimization/34043
19202 PR tree-optimization/33989
19203 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
19205 (bitmap_find_leader): Use extra argument to verify dominance
19206 relationship inside a basic-block.
19207 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
19208 (find_leader_in_sets): Adjust.
19209 (create_component_ref_by_pieces): Take extra argument for
19210 dominance check, handle lookup failures.
19211 (find_or_generate_expression): Likewise.
19212 (create_expression_by_pieces): Likewise.
19213 (insert_into_preds_of_block): Adjust.
19214 (create_value_expr_from): If asked for, verify all operands
19215 are in the blocks AVAIL_OUT set.
19216 (make_values_for_stmt): Check for SSA_NAMEs that are life
19217 over an abnormal edge.
19218 (compute_avail): Remove such check.
19219 (do_SCCVN_insertion): New function.
19220 (eliminate): If we do not find a leader suitable for replacement
19221 insert a replacement expression from SCCVN if available.
19222 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
19223 (struct vn_ssa_aux): Add needs_insertion flag.
19224 * tree-ssa-sccvn.c (may_insert): New global flag.
19225 (copy_reference_ops_from_ref): Value-number union member access
19226 based on its size, not type and member if insertion is allowed.
19227 (visit_reference_op_load): For a weak match from union type
19228 punning lookup a view-converted value and insert a SSA_NAME
19229 for that value if that is not found.
19230 (visit_use): Make dumps shorter. Do not disallow value numbering
19231 SSA_NAMEs that are life over an abnormal edge to constants.
19232 (free_scc_vn): Release inserted SSA_NAMEs.
19233 (run_scc_vn): New flag to specify whether insertion is allowed.
19234 Process SSA_NAMEs in forward order.
19235 * tree-ssa-loop-im.c (for_each_index): Handle invariant
19236 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
19237 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
19238 pointer type to/from integral types that do not change the
19239 precision to regular conversions.
19241 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19243 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19244 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19245 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19246 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19247 input arguments and the mode of return value. Built-in functions
19248 that operate on whole 64-bit MMX register now use V1DI mode.
19250 2008-03-13 Alon Dayan <alond@il.ibm.com>
19251 Olga Golovanevsky <olga@il.ibm.com>
19253 PR tree-optimization/35041
19254 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19255 to locate the right position in a statement.
19257 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19261 * config/i386/xmmintrin.h: Change all static inline functions to
19262 extern inline and add __gnu_inline__ attribute.
19263 * config/i386/bmintrin.h: Ditto.
19264 * config/i386/smmintrin.h: Ditto.
19265 * config/i386/tmmintrin.h: Ditto.
19266 * config/i386/mmintrin-common.h: Ditto.
19267 * config/i386/ammintrin.h: Ditto.
19268 * config/i386/emmintrin.h: Ditto.
19269 * config/i386/pmmintrin.h: Ditto.
19270 * config/i386/mmintrin.h: Ditto.
19271 * config/i386/mm3dnow.h: Ditto.
19273 2008-03-13 Jakub Jelinek <jakub@redhat.com>
19275 PR middle-end/35185
19276 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
19277 (lower_omp_2): New function.
19278 (lower_omp_1, lower_omp): Rewritten.
19280 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
19283 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
19284 with the phrase "Microsoft Windows compilers".
19285 (Push/Pop Macro Pragmas): New subsection. Document
19286 #pragma push_macro and pragma pop_macro.
19288 2008-03-12 Paul Brook <paul@codesourcery.com>
19290 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
19292 2008-03-12 Paul Brook <paul@codesourcery.com>
19294 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
19295 (thumb2_alusi3_short): Exclude PLUS and MINUS.
19296 (thumb2_addsi_shortim): Rename ...
19297 (thumb2_addsi_short): ... to this. Allow register operands.
19298 (thumb2_subsi_short): New pattern.
19299 (thumb2_one_cmplsi2_short,
19300 thumb2_negsi2_short): New patterns and peepholes.
19302 2008-03-12 Paul Brook <paul@codesourcery.com>
19304 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
19306 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
19308 * config/i386/i386.md (int_cond): New code iterator.
19310 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
19311 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
19312 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
19313 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
19314 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
19315 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
19316 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
19317 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
19319 2008-03-12 Paul Brook <paul@codesourcery.com>
19321 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
19322 instead of {arm,thumb}_compute_save_reg_mask.
19323 (output_return_instruction): Ditto.
19324 (thumb_unexpanded_epilogue): Ditto.
19325 (thumb1_expand_prologue): Ditto.
19326 (thumb1_output_function_prologue): Ditto.
19327 (arm_set_return_address): Ditto.
19328 (thumb_set_return_address): Ditto.
19329 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
19330 regs to achieve stack alignment.
19331 (thumb1_compute_save_reg_mask): Fix compiler warning.
19332 (arm_output_epilogue): Use offsets->saved_regs_mask.
19333 Adjust stack pointer by poping call clobered registers.
19334 (arm_expand_prologue): Use offsets->saved_regs_mask.
19335 Adjust stack pointer by pushing extra registers.
19336 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
19338 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
19341 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
19342 conversion to the operands of a multiplication.
19344 2008-03-12 Richard Guenther <rguenther@suse.de>
19346 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
19347 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
19348 * timevar.def (TV_TREE_PHIPROP): Add.
19349 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
19350 pass description. Use TV_TREE_PHIPROP.
19351 * tree-ssa-forwprop.c: Remove phiprop code.
19353 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19355 PR middle-end/35549
19356 * omp-low.c (maybe_lookup_decl): Constify first argument.
19357 (use_pointer_for_field): Change last argument from bool to
19358 omp_context *. Disallow shared copy-in/out in nested
19359 parallel if decl is shared in outer parallel too.
19360 (build_outer_var_ref, scan_sharing_clauses,
19361 lower_rec_input_clauses, lower_copyprivate_clauses,
19362 lower_send_clauses, lower_send_shared_vars): Adjust callers.
19364 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
19365 Ira Rosen <irar@il.ibm.com>
19367 * tree-vectorizer.c (free_stmt_vec_info): New function.
19368 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
19369 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
19370 * tree-vectorizer.h (free_stmt_vec_info): Declare.
19371 * tree-vect-transform.c (vectorizable_conversion): Free
19372 vec_oprnds0 if it was allocated.
19373 (vect_permute_store_chain): Remove unused VECs.
19374 (vectorizable_store): Free VECs that are allocated in the..
19376 (vect_transform_strided_load, vectorizable_load): Likewise.
19377 (vect_remove_stores): Simplify the code.
19378 (vect_transform_loop): Move code to vect_remove_stores().
19379 Call vect_remove_stores() and free_stmt_vec_info().
19381 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19383 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
19384 TARGET_HPUX. Revise comment.
19385 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
19386 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
19387 Use sr4 variant of `be' instruction when not generating PIC code.
19388 (attr_length_call): Adjust for above change.
19390 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19392 * ipa-reference.c (static_execute): Remove module_statics_const and
19393 associated setting code.
19395 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19398 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19399 predicate for operand 1.
19400 (paritysi2_cmp): Use register_operand predicate for operand 2.
19401 Use earlyclobber modifier for operand 1. Remove support for
19403 (paritydi2_cmp): Use register_operand predicate for operand 3.
19404 Use earlyclobber modifier for operand 1. Remove support for
19407 2008-03-11 Paul Brook <paul@codesourcery.com>
19408 Vladimir Prus <vladimir@codesourcery.com>
19410 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
19411 (arm_compute_save_reg0_reg12_mask): Always
19412 check if register 11 must be saved. Always safe hard frame pointer
19413 when frame_pointer_needeed.
19414 (arm_compute_save_reg_mask): Save IP and PC
19415 only with apcs frames.
19416 (arm_output_epilogue): Adjust Thumb2 codepath to
19417 be also invoked and work for ARM non-apcs frames.
19418 (arm_expand_prologue): Don't bother saving IP
19419 for non-apcs frame, since it's not clobbered by
19420 prologue code. Implement non-apcs frame
19423 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19425 PR rtl-optimization/35281
19426 * expr.c (convert_move): Use a new pseudo for the intermediate
19427 from_mode->word_mode result.
19429 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19431 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19432 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19433 * toplev.c (compile_file): Don't call it.
19435 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19437 PR middle-end/35526
19438 * expr.c (store_expr): Call emit_block_move if the mode
19439 of "temp" RTX is BLKmode.
19441 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19442 Richard Guenther <rguenther@suse.de>
19444 PR tree-optimization/31358
19445 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19446 the step with a NULL_TREE.
19447 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19448 to sizetype if type is a pointer type.
19449 (add_candidate_1): Don't convert the base and step to
19450 the generic type if the orginal type is a pointer type.
19451 (add_iv_value_candidates): Use sizetype for the step
19452 if type is a pointer type.
19453 (cand_value_at): Likewise.
19454 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19456 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19457 Don't convert the tem affine to the type.
19458 (add_elt_to_tree): Use sizetype for the step if a pointer.
19459 Use POINTER_PLUS_EXPR for pointers.
19460 (aff_combination_to_tree): Use sizetype for the step if a
19463 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19465 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19466 Remove commutativity hint.
19468 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19472 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19473 errorneous type. Check that v is a VAR_DECL.
19475 PR middle-end/35099
19476 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19478 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19480 PR tree-optimization/35494
19481 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19482 may be overriden at link and run time.
19484 2008-03-10 Richard Guenther <rguenther@suse.de>
19486 PR tree-optimization/34677
19487 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19488 (poolify_tree): Likewise.
19489 (modify_expr_template): Likewise.
19490 (poolify_modify_stmt): Likewise.
19491 (insert_fake_stores): Handle all component-ref style stores
19492 in addition to INDIRECT_REF. Also handle complex types.
19493 Do not poolify the inserted load.
19494 (realify_fake_stores): Do not rebuild the tree but only
19495 make it a SSA_NAME copy.
19496 (init_pre): Remove initialzation of modify_expr_template.
19497 Do not allocate modify_expr_node_pool.
19498 (fini_pre): Do not free modify_expr_node_pool.
19500 2008-03-10 Paul Brook <paul@codesourcery.com>
19502 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19503 to avoid conflicts.
19505 2008-03-10 Paul Brook <paul@codesourcery.com>
19506 Mark Shinwell <shinwell@codesourcery.com>
19508 * config/arm/cortex-r4.md: New.
19509 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19511 * config/arm/arm.md: Include cortex-r4.md.
19512 (insn): Add smmls, sdiv and udiv values.
19513 (generic_sched): Don't use generic scheduling for Cortex-R4.
19514 (arm_issue_rate): New function.
19515 (TARGET_SCHED_ISSUE_RATE): Define.
19517 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19519 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19521 2008-03-10 Richard Guenther <rguenther@suse.de>
19523 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19524 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19526 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19528 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19529 Set default to true.
19531 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19533 * c.opt (Wsynth): Deprecate.
19534 * doc/invoke.texi (Option Summary, Warning Options): Document
19535 -Wno-format-contains-nul.
19537 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19540 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19541 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19543 2008-03-09 Ira Rosen <irar@il.ibm.com>
19545 * config/rs6000/rs6000.c (builtin_description): Rename vector
19546 left shift operations.
19547 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19548 (altivec_vsl<VI_char>): Rename to ...
19549 (ashl<mode>3): ... new name.
19550 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19552 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19554 2008-03-08 Richard Guenther <rguenther@suse.de>
19556 * coverage.h (tree_coverage_counter_addr): Declare.
19557 * coverage.c (tree_coverage_counter_addr): New function.
19558 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19559 before using again.
19560 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19561 (tree_gen_one_value_profiler): Likewise.
19562 (tree_gen_ic_profiler): Likewise.
19563 (tree_gen_average_profiler): Likewise.
19564 (tree_gen_ior_profiler): Likewise.
19566 2008-03-08 Richard Guenther <rguenther@suse.de>
19568 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19569 (vn_binary_op_insert): Likewise.
19570 (vn_unary_op_lookup): Likewise.
19571 (vn_unary_op_insert): Likewise.
19572 (vn_nary_op_lookup): Declare.
19573 (vn_nary_op_insert): Likewise.
19574 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19575 and binary hashes, use a single obstack for unary_op_pool
19576 and binary_op_pool.
19577 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19578 a single struct vn_nary_op_s. Store tree code length and
19579 a variable number of operands.
19580 (struct vn_reference_op_struct): Remove unused op2.
19581 (vn_reference_op_eq): Do not compare op2.
19582 (vn_reference_op_compute_hash): Do not compute hash of op2.
19583 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19584 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19585 with vn_nary_op_compute_hash.
19586 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19587 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19589 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19591 (visit_unary_op): Call nary functions.
19592 (visit_binary_op): Likewise.
19593 (process_scc): Adjust for struct vn_tables_s changes.
19594 (allocate_vn_table): Likewise.
19595 (free_vn_table): Likewise.
19596 * tree-vn.c (vn_add): Call nary functions.
19597 (vn_lookup): Likewise.
19599 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19602 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19603 wdst back after sync_compare_and_swapqhi_internal.
19605 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19608 * config/i386/i386-modes.def (V1DI): New vector mode.
19609 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19610 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19611 (MMXMODE248): Ditto.
19612 (MMXMODE): Add V1DI mode.
19613 (mmxvecsize): Change DI mode to V1DI mode.
19614 ("mov<mode>): Use MMXMODEI8 mode iterator.
19615 ("*mov<mode>_internal_rex64"): Ditto.
19616 ("*mov<mode>_internal"): Ditto.
19617 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19618 ("mmx_sub<mode>3"): Ditto.
19619 ("mmx_adddi3"): Remove insn pattern.
19620 ("mmx_subdi3"): Ditto.
19621 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19622 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19623 ("mmx_ashl<mode>3"): Ditto.
19624 ("mmx_lshrdi3"): Remove insn pattern.
19625 ("mmx_ashldi3"): Ditto.
19626 * config/i386/i386.c (classify_argument): Handle V1DImode.
19627 (function_arg_advance_32): Ditto.
19628 (function_arg_32): Ditto.
19629 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19630 mmx_addv1di3 insn pattern.
19631 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19632 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19633 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19634 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19635 Remove definitions of built-in functions.
19636 (V1DI_type_node): New node.
19637 (v1di_ftype_v1di_int): Ditto.
19638 (v1di_ftype_v1di_v1di): Ditto.
19639 (v2si_ftype_v2si_si): Ditto.
19640 (v4hi_ftype_v4hi_di): Remove node.
19641 (v2si_ftype_v2si_di): Ditto.
19642 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19643 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19644 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19645 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19646 Add new builtins using def_builtin_const.
19647 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19648 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19649 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19650 * config/i386/mmintrin.h (__v1di): New typedef.
19651 (_mm_add_si64): Cast arguments to __v1di type.
19652 (_mm_sub_si64): Ditto.
19653 (_mm_sll_pi16): Cast __count to __v4hi type.
19654 (_mm_sll_pi32): Cast __count to __v2si type.
19655 (_mm_sll_si64): Cast arguments to __v1di type.
19656 (_mm_srl_pi16): Cast __count to __v4hi type.
19657 (_mm_srl_pi32): Cast __count to __v2si type.
19658 (_mm_srl_si64): Cast arguments to __v1di type.
19659 (_mm_sra_pi16): Cast __count to __v4hi type.
19660 (_mm_sra_pi32): Cast __count to __v2si type.
19661 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19662 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19663 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19664 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19665 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19666 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19667 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19668 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19669 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19670 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19671 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19672 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19674 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19676 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19678 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19681 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19682 reg+const addressing for Altivec modes. Don't generate reg+reg
19683 addressing for TFmode or TDmode quantities.
19685 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19687 * c-common.c (vector_types_convertible_p): Call langhook
19688 instead of comptypes.
19690 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19693 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19694 integral and scalar float variables which have a
19697 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19699 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19700 dwarf_register_span hook when emitting unwind information for
19701 register-to-memory saves.
19702 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19703 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19705 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19707 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19708 for the same VAR_DECL.
19710 2008-03-06 Tom Tromey <tromey@redhat.com>
19712 * treelang: Delete.
19713 * doc/standards.texi (Standards): Don't mention treelang.
19714 * doc/invoke.texi (Overall Options): Don't mention treelang.
19715 * doc/install.texi (Prerequisites): Don't mention bison or
19717 (Configuration): Don't mention treelang.
19718 (Building): Likewise.
19719 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19721 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19723 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19724 word-extractions out of a multi-word object.
19726 2008-03-06 Richard Guenther <rguenther@suse.de>
19728 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19729 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19730 result type and precision.
19731 * expr.c (get_inner_reference): Set unsignedp based on the result
19732 type of BIT_FIELD_REF.
19733 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19734 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19735 (try_instantiate_multiple_fields): Likewise. Use the correct type
19737 (sra_build_assignment): Likewise.
19738 (sra_build_elt_assignment): Likewise.
19739 (sra_explode_bitfield_assignment): Likewise.
19740 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19741 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19742 set BIT_FIELD_REF_UNSIGNED.
19743 (vectorizable_load): Likewise.
19745 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19747 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19750 2008-03-06 Richard Guenther <rguenther@suse.de>
19752 * alias.c (struct alias_set_entry): Move has_zero_child field
19753 to pack with alias_set.
19755 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19757 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19760 2008-03-05 Ian Lance Taylor <iant@google.com>
19762 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19764 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19766 * fwprop.c (update_df): Support width and offset parameters of
19768 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19769 global_conflicts): Change DF_REF_EXTRACT to either
19770 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19771 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19772 * df-scan.c (df_ref_record, df_defs_record,
19773 df_ref_create_structure, df_def_record_1, df_uses_record,
19774 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19775 df_bb_refs_collect, df_entry_block_defs_collect,
19776 df_exit_block_uses_collect): Support new width and offset fields.
19777 (ref_extract_pool): New storage pool.
19778 (df_free_ref): New function.
19779 (df_reg_chain_unlink, df_free_collection_rec,
19780 df_sort_and_compress_refs): Call df_free_ref.
19781 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19783 (df_ref_create_structure): Allocate df_ref_extract if offset and
19784 width fields are used.
19785 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19786 (df_uses_record): Get offset and width from ZERO_EXTRACT
19788 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19789 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19790 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19791 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19792 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19793 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19794 (df_ref_extract): New structure.
19795 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19796 (df_ref_create): Add width and offset parameters.
19798 2008-03-05 Richard Guenther <rguenther@suse.de>
19800 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19801 Use ranges_overlap_p.
19802 (offset_overlaps_with_access): Rename
19803 to ranges_overlap_p and move ...
19804 * tree-flow-inline.h (ranges_overlap_p): ... here.
19806 * tree.h (get_inner_reference, handled_component_p): Update
19809 * tree.h (record_component_aliases, get_alias_set,
19810 alias_sets_conflict_p, alias_sets_must_conflict_p,
19811 objects_must_conflict_p): Move declarations ...
19812 * alias.h (record_component_aliases, get_alias_set,
19813 alias_sets_conflict_p, alias_sets_must_conflict_p,
19814 objects_must_conflict_p): ... here.
19815 Include coretypes.h.
19816 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19818 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19820 * cfg.c: Include tree-flow.h.
19821 (remove_edge_raw): Call redirect_edge_var_map_clear.
19822 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19823 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19824 (redirect_edge_var_map_result): New.
19825 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19826 PENDING_STMT use with redirect_edge_var_map_*.
19827 * tree-ssa.c (edge_var_maps): New definition.
19828 (redirect_edge_var_map_add): New.
19829 (redirect_edge_var_map_clear): New.
19830 (redirect_edge_var_map_dup): New.
19831 (redirect_edge_var_map_vector): New.
19832 (redirect_edge_var_map_destroy): New.
19833 (ssa_redirect_edge): Replace PENDING_STMT use with
19834 redirect_edge_var_map_*.
19835 (flush_pending_stmts): Same.
19836 (delete_tree_ssa): Destroy edge var map.
19837 * tree-flow.h (struct _edge_var_map): New.
19838 Define edge_var_map vector type.
19839 Declare redirect_edge_var_map_* prototypes.
19840 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19841 * tree-cfg.c (reinstall_phi_args): Replace
19842 PENDING_STMT use with redirect_edge_var_map_*.
19844 2008-03-05 Richard Guenther <rguenther@suse.de>
19846 PR tree-optimization/35472
19847 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19848 whose single use_stmt has a overlapping set of loaded and
19849 stored symbols as that use_stmt might be a noop assignment then.
19851 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19853 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19855 2008-03-05 Richard Guenther <rguenther@suse.de>
19858 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19859 should be constants.
19860 * tree-cfg.c (verify_expr): Verify it.
19861 * fold-const.c (fold_truthop): Remove code generating
19862 BIT_FIELD_REFs of structure bases.
19863 (fold_binary): Likewise.
19864 (fold_ternary): Position and size of BIT_FIELD_REFs are
19865 always host integers.
19866 (make_bit_field_ref): Remove.
19867 (optimize_bit_field_compare): Remove.
19868 (all_ones_mask_p): Remove.
19870 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19873 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19874 (split_block_and_df_analyze): New. Split basic block and rebuild
19876 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19878 (split_pattern_seq): Likewise.
19879 (erase_matching_seqs): Likewise.
19880 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19882 2008-03-04 Geoff Keating <geoffk@apple.com>
19884 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19885 declaration and code.
19886 (tree_invalid_nonnegative_warnv_p): Likewise.
19888 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19890 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19891 examples. Truncate option-names then causing overfull hbox.
19893 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19896 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19898 * configure: Rebuilt.
19900 2008-03-04 Rafael Espíndola <espindola@google.com>
19902 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19903 (tree_unary_nonnegative_warnv_p): New.
19904 (tree_binary_nonnegative_warnv_p): New.
19905 (tree_single_nonnegative_warnv_p): New.
19906 (tree_invalid_nonnegative_warnv_p): New.
19907 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19909 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19912 * opts.c (handle_option): Postpone 'unknown option' errors only for
19915 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19918 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19921 2008-03-04 Rafael Espíndola <espindola@google.com>
19923 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19924 (tree_binary_nonzero_warnv_p): New.
19925 (tree_single_nonzero_warnv_p): New.
19926 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19928 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19930 PR middle-end/35456
19931 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19932 transformations for modes that have signed zeros.
19933 * ifcvt.c (noce_try_abs): Ditto.
19935 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19937 * config/i386/i386.c (override_options): Force
19938 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19940 2008-03-04 Jan Hubicka <jh@suse.cz>
19943 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19946 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19948 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19949 label to probe the stack.
19951 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19953 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19954 (__gthr_win32_mutex_destroy): Declare.
19955 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19956 __gthr_win32_mutex_destroy.
19957 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19959 2008-03-03 Jan Hubicka <jh@suse.cz>
19962 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19963 aggressive on inlining cold calls.
19965 2008-03-03 Richard Guenther <rguenther@suse.de>
19967 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19968 struct copies into the expression table.
19969 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19970 (try_to_simplify): Likewise.
19971 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19972 integral and pointer arguments which do not change the
19973 precision to NOP_EXPRs.
19974 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19975 VIEW_CONVERT_EXPR case.
19977 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19979 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19980 defined in a loop at depth 0 is invariant.
19981 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19982 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19983 be called at loop depth 0.
19985 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19988 * gcc.c (process_command): Update copyright notice dates.
19989 * gcov.c (print_version): Likewise.
19990 * gcov-dump.c (print_version): Likewise.
19991 * mips-tfile.c (main): Likewise.
19992 * mips-tdump.c (main): Likewise.
19994 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19997 * c-common.c (flag_permissive): Delete.
19998 (constant_expression_warnings): Check flags first.
19999 (constant_expression_error): New.
20000 * c-common.h (flag_permissive): Delete.
20001 (constant_expression_error): Declare.
20002 * flags.h (flag_permissive): Declare. Update description.
20003 * diagnostic.c (pedwarn): Update.
20005 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20006 (permissive_error_kind): New.
20007 * toplev.c (flag_permissive): Define. Update description.
20008 * toplev.h (permissive_error_kind): Declare.
20009 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20010 (pedwarn_c90): Use pedantic_warning_kind.
20011 * c-opts.c (c_common_post_options): flag_permissive does not affect
20012 flag_pedantic_errors.
20014 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20016 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20017 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20018 __absvsi2, __absvDI2): Use unsigned arithmetic.
20020 2008-03-02 Andi Kleen <ak@suse.de>
20021 Richard Guenther <rguenther@suse.de>
20023 * struct-equiv.c: Remove file.
20024 * cfg_cleanup.c (condjump_equiv_p): Remove.
20025 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20026 (struct-equiv.o): Remove rule.
20027 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20028 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20029 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20031 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20033 * ifcvt.c (noce_process_if_block): Try to handle only the then
20034 block if the else block exists but isn't suitable.
20036 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20039 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20040 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20041 regression from previous patch.
20043 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20046 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20048 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20049 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20050 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20051 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20052 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20053 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20054 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20055 (__gthread_mutex_destroy_function): Rename to
20056 __gthread_mutex_destroy.
20057 * gthr-dce.h (__gthread_mutex_destroy): Call
20058 pthread_mutex_destroy.
20059 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20060 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20061 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20063 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20065 * df-scan.c (df_ref_chain_change_bb): Simplify.
20066 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20067 set_block_for_insn if there's any change.
20068 * df.h ((df_insn_change_bb): Fix prototype.
20069 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20070 df_insn_change_bb, don't call set_block_for_insn.
20071 * emit-rtl.c (reorder_insns): Likewise.
20072 * haifa-sched.c (move_insn): Likewise.
20074 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20076 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20078 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20080 * tree-flow-inline.h (next_readonly_imm_use): Return
20081 NULL_USE_OPERAND_P after the end.
20083 2008-03-01 Richard Guenther <rguenther@suse.de>
20085 PR tree-optimization/35411
20086 * tree-sra.c (sra_build_assignment): Split conversion to
20087 final type to a separate statement if we are not assigning
20090 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20092 * fold-const.c (fold_convertible_p): Correct the logic to follow
20093 that in fold_convert().
20095 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20098 * tree-inline.c (build_duplicate_type): When we make a
20099 duplicate type, make it unique in the canonical types system.
20101 2008-02-29 Tom Tromey <tromey@redhat.com>
20103 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20104 input_file_stack_history, input_file_stack_restored): Remove.
20105 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20106 * input.h (struct file_stack): Remove.
20107 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20108 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20110 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20112 (diagnostic_last_module_changed): Add 'map' argument.
20113 (diagnostic_set_last_function): Likewise.
20114 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20115 line map, not input_file_stack.
20116 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20118 2008-02-29 Paul Brook <paul@codesourcery.com>
20120 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20122 2008-02-29 Paul Brook <paul@codesourcery.com>
20124 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20126 2008-02-29 Richard Guenther <rguenther@suse.de>
20128 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20130 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20131 value for comparing for a store match.
20132 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20133 (try_to_simplify): Do not do a full-blown reference lookup.
20135 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20137 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20138 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20140 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20142 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20144 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20145 strides against cache sizes.
20147 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20149 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20152 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20154 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20155 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20156 is smaller than the original promoted value.
20157 (simplify_subreg): If OP is a SUBREG, try to preserve its
20158 SUBREG_PROMOTED_VAR_P information.
20160 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20162 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20163 (VN_INFO_GET): Allocate new objects on the obstack.
20164 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20165 for rpo_numbers_temp, for consistency.
20166 (free_scc_vn): Free the obstack.
20168 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20170 * doc/invoke.texi: Document -ftree-loop-distribution.
20171 * tree-loop-distribution.c: New.
20172 * tree-pass.h (pass_loop_distribution): New.
20173 * graphds.h (struct graph): Add htab_t indices.
20174 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20175 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20176 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20177 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20178 * tree-data-ref.c (debug_data_dependence_relations): New.
20179 (dump_data_dependence_relation): Also print data references.
20180 (free_data_ref): Extern.
20181 (same_access_functions): Moved...
20182 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20183 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20184 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20185 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20186 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20187 (stmts_from_loop): Skip LABEL_EXPR.
20188 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20190 (build_rdg): Initialize rdg->indices htab.
20191 (free_rdg, stores_from_loop, ref_base_address,
20192 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20193 have_similar_memory_accesses_1, ref_base_address_1,
20194 remove_similar_memory_refs): New.
20195 * tree-data-ref.h: Depend on tree-chrec.h.
20196 (debug_data_dependence_relations, free_data_ref): Declared.
20197 (same_access_functions): ... here.
20198 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20200 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20201 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
20202 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
20203 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20204 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
20205 rdg_vertex_for_stmt): Declared.
20206 (struct rdg_edge): Add level.
20208 (free_rdg, stores_from_loop, remove_similar_memory_refs,
20209 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
20211 (rdg_has_similar_memory_accesses): New.
20212 * tree-vect-analyze.c: Remove unused static decls.
20213 * lambda.h (dependence_level): New.
20214 * common.opt (ftree-loop-distribution): New.
20215 * tree-flow.h (mark_virtual_ops_in_bb,
20216 slpeel_tree_duplicate_loop_to_edge_cfg,
20217 rename_variables_in_loop): Declared.
20218 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
20219 (OBJS-common): Add tree-loop-distribution.o.
20220 (tree-loop-distribution.o): New rule.
20221 * tree-cfg.c (mark_virtual_ops_in_bb): New.
20222 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
20223 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
20225 2008-02-28 Joseph Myers <joseph@codesourcery.com>
20228 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
20229 other than structures and unions.
20231 2008-02-28 Richard Guenther <rguenther@suse.de>
20234 2008-02-26 Richard Guenther <rguenther@suse.de>
20236 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20237 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20238 (lookup_decl_from_uid): Declare.
20239 (remove_decl_from_map): Likewise.
20240 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20241 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20242 (decl_for_uid_map): New global hashtable mapping DECL_UID
20244 (init_ttree): Allocate it.
20245 (insert_decl_to_uid_decl_map): New helper function.
20246 (make_node_stat): Insert new decls into the map.
20247 (copy_node_stat): Likewise.
20248 (lookup_decl_from_uid): New function.
20249 (remove_decl_from_map): Likewise.
20250 (print_decl_for_uid_map_statistics): New helper.
20251 (dump_tree_statistics): Call it.
20253 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20254 (referenced_var_iterator): Adjust.
20255 (FOR_EACH_REFERENCED_VAR): Adjust.
20256 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20257 (num_referenced_vars): Adjust.
20258 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20259 (first_referenced_var): Remove.
20260 (end_referenced_vars_p): Likewise.
20261 (next_referenced_var): Likewise.
20262 (referenced_var_iterator_set): New helper function.
20263 * tree-dfa.c (referenced_var_lookup): Adjust.
20264 (referenced_var_check_and_insert): Likewise.
20265 (remove_referenced_var): Likewise.
20266 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20267 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20268 (verify_call_clobbering): Likewise.
20269 (verify_memory_partitions): Likewise.
20270 (init_tree_ssa): Allocate bitmap instead of hashtable for
20272 (delete_tree_ssa): Adjust.
20273 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20274 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20275 (compute_tag_properties): Likewise.
20276 (set_initial_properties): Likewise.
20277 (find_partition_for): Likewise.
20278 (update_reference_counts): Likewise.
20279 (dump_may_aliases_for): Likewise.
20280 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20281 (add_call_clobber_ops): Likewise.
20282 (add_call_read_ops): Likewise.
20283 (get_asm_expr_operands): Likewise.
20284 * tree-into-ssa.c (dump_decl_set): Likewise.
20285 (update_ssa): Likewise.
20286 * tree-sra.c (scan_function): Likewise.
20287 (decide_instantiations): Likewise.
20288 (scalarize_parms): Likewise.
20289 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20290 (dsa_named_for): Likewise.
20291 * tree-ssa-structalias.c (update_alias_info): Likewise.
20292 (merge_smts_into): Likewise.
20294 2008-02-27 David Daney <ddaney@avtrex.com>
20297 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
20298 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
20299 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
20300 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
20301 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
20303 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
20306 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
20307 (BUILT_IN_NEXTTOWARD): Remove.
20308 (BUILT_IN_NEXTTOWARDF): Ditto.
20309 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
20310 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
20312 2008-02-27 Tom Tromey <tromey@redhat.com>
20314 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
20315 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
20317 2008-02-27 Jan Beulich <jbeulich@novell.com>
20319 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
20320 update the respective field on newdecl.
20322 2008-02-27 Revital Eres <eres@il.ibm.com>
20324 PR rtl-optimization/34999
20325 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
20326 crossing edges that ends with a call insn.
20327 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
20328 call insn and clear the EDGE_CROSSING flag of the crossing edge
20329 when fixing fallthru edges.
20331 2008-02-27 Richard Guenther <rguenther@suse.de>
20333 PR middle-end/35390
20334 * fold-const.c (fold_unary): Return the correct argument,
20335 converted to the result type.
20337 2008-02-27 Richard Guenther <rguenther@suse.de>
20339 PR middle-end/34971
20340 * expr.c (expand_expr_real_1): Assert on rotates that operate
20342 * fold-const.c (fold_binary): Use the types precision, not the
20343 bitsize of the mode if folding rotate expressions. Build rotates
20344 only for full modes.
20346 2008-02-27 Jakub Jelinek <jakub@redhat.com>
20348 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
20349 and CPP_PRAGMA_EOL.
20350 * c-pragma.c (pragma_ns_name): New typedef.
20351 (registered_pp_pragmas): New variable.
20352 (c_pp_lookup_pragma): New function.
20353 (c_register_pragma_1): If flag_preprocess_only, do nothing
20354 for non-expanded pragmas, for expanded ones push pragma's
20355 namespace and name into registered_pp_pragmas vector.
20356 (c_invoke_pragma_handler): Register OpenMP pragmas even when
20357 flag_preprocess_only, don't register GCC pch_preprocess
20358 pragma if flag_preprocess_only.
20359 * c-opts.c (c_common_init): Call init_pragma even if
20360 flag_preprocess_only.
20361 * c-pragma.c (c_pp_lookup_pragma): New prototype.
20362 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
20363 cpp_register_pragma if flag_preprocess_only.
20365 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20368 * c-parser.c (c_parser_translation_unit): Warn for empty
20369 translation unit, not empty source file.
20371 2008-02-26 Paul Brook <paul@codesourcery.com>
20373 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
20374 operand for Thumb-2.
20375 * config/arm/arm.h (reg_class): Add CORE_REGS.
20376 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
20377 (BASE_REG_CLASS): Use CORE_REGS.
20378 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
20379 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
20380 (REGNO_OK_FOR_INDEX_P): Exclude SP.
20381 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
20382 ARM_REGNO_OK_FOR_INDEX_P.
20383 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
20384 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
20385 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
20386 (ldm/stm peepholes): Ditto.
20387 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
20388 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
20389 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
20390 * config/arm/constraints.md: Enable "k" constraint on ARM.
20392 2008-02-27 Ben Elliston <bje@au.ibm.com>
20394 * config/rs6000/rs6000.c: Annotate cache line size field in all
20395 instances of struct processor_costs.
20397 2008-02-26 David Edelsohn <edelsohn@gnu.org>
20399 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
20400 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
20401 jump_bypass): New counters.
20402 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
20403 * dce.c (gate_ud_dce): Same.
20404 (gate_fast_dce): Same.
20405 * dse.c (gate_dse1): New function.
20406 (gate_dse2): New function.
20407 (gate_dse): Merge results of new gate functions.
20408 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
20409 (gate_handle_jump_bypass): Add dbg_cnt.
20410 (gate_handle_gcse): Add dbg_cnt.
20411 * ifcvt.c (gate_handle_if_conversion): Same.
20412 (gate_handle_if_after_combine): Same.
20413 (gate_handle_if_after_reload): Same.
20414 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
20416 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
20418 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
20420 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
20422 2008-02-26 Jason Merrill <jason@redhat.com>
20425 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
20426 alone if it's the naming decl for the type's main variant.
20428 2008-02-26 Tom Tromey <tromey@redhat.com>
20430 * system.h (USE_MAPPED_LOCATION): Poison.
20431 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20432 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20433 (make_goto_expr_edges): Likewise.
20434 (remove_bb): Likewise.
20435 (execute_warn_function_return): Likewise.
20436 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20438 * c-common.c (fname_decl): Remove old location code.
20439 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20441 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20443 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20444 (gen_rtx_ASM_INPUT): Likewise.
20445 (gen_rtx_ASM_INPUT_loc): Likewise.
20446 (get_rtx_asm_OPERANDS): Remove.
20447 * cfglayout.c (insn_locators_alloc): Remove old location code.
20448 (set_curr_insn_source_location): Likewise.
20449 (curr_insn_locator): Likewise.
20450 * print-tree.c (print_node): Remove old location code.
20451 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20452 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20453 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20454 location_from_locus.
20455 (construct_exit_block): Remove old location code.
20456 * emit-rtl.c (force_next_line_note): Remove old location code.
20457 * profile.c (branch_prob): Remove old location code.
20458 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20459 LOC_LINE): Remove old-location variants.
20460 * langhooks.c (lhd_print_error_function): Remove old location
20462 * configure, config.in: Rebuilt.
20463 * configure.ac (--enable-mapped-location): Remove.
20464 * c-decl.c (c_init_decl_processing): Remove old location code.
20465 (finish_function): Likewise.
20466 * recog.c (decode_asm_operands): Remove old location code.
20467 * c-pch.c (c_common_read_pch): Remove old location code.
20468 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20470 * gimple-low.c (lower_function_body): Remove old location code.
20471 * toplev.c (unknown_location): Remove.
20472 (push_srcloc): Remove old-location variant.
20473 (process_options): Remove old location code.
20474 (lang_dependent_init): Likewise.
20475 * input.h (UNKNOWN_LOCATION): Move definition.
20476 (location_t): Undeprecate.
20477 (source_locus): Remove.
20478 (location_from_locus): Remove.
20479 (struct location_s): Remove.
20480 Remove all old-location code.
20481 (input_line, input_filename): Remove.
20482 * final.c (final_scan_insn): Remove old location code.
20483 * diagnostic.c (diagnostic_build_prefix): Remove
20484 USE_MAPPED_LOCATION test.
20485 * tree.h (gimple_stmt) <locus>: Now a location_t.
20486 (tree_exp) <locus>: Likewise.
20487 (DECL_IS_BUILTIN): Remove old-location variant.
20488 (annotate_with_file_line, annotate_with_locus): Likewise.
20489 (expr_locus, set_expr_locus): Update.
20490 * tree.c (build1_stat): Remove old location code.
20491 (last_annotated_node): Remove.
20492 (annotate_with_file_line): Remove old-location variant.
20493 (annotate_with_locus): Likewise.
20494 (expr_location): Remove old location code.
20495 (set_expr_location): Likewise.
20496 (expr_has_location): Likewise.
20497 (expr_locus): Likewise.
20498 (set_expr_locus): Likewise.
20499 (expr_filename): Don't use location_from_locus.
20500 (expr_lineno): Likewise.
20501 * rtl-error.c (location_for_asm): Remove old location code.
20502 * c-lex.c (cb_line_change): Remove old location code.
20503 (fe_file_change): Likewise.
20504 (cb_def_pragma): Likewise.
20505 (c_lex_with_flags): Likewise.
20506 * gengtype.c (do_typedef): Don't special-case location types.
20507 (define_location_structures): Remove.
20508 (main): Don't call define_location_structures.
20509 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20512 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20515 * builtins.def (BUILT_IN_STDARG_START): Remove.
20516 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20517 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20518 * tree-inline.c (inline_forbidden_p_1): Likewise.
20520 2008-02-26 Richard Guenther <rguenther@suse.de>
20522 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20523 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20524 (lookup_decl_from_uid): Declare.
20525 (remove_decl_from_map): Likewise.
20526 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20527 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20528 (decl_for_uid_map): New global hashtable mapping DECL_UID
20530 (init_ttree): Allocate it.
20531 (insert_decl_to_uid_decl_map): New helper function.
20532 (make_node_stat): Insert new decls into the map.
20533 (copy_node_stat): Likewise.
20534 (lookup_decl_from_uid): New function.
20535 (remove_decl_from_map): Likewise.
20536 (print_decl_for_uid_map_statistics): New helper.
20537 (dump_tree_statistics): Call it.
20539 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20540 (referenced_var_iterator): Adjust.
20541 (FOR_EACH_REFERENCED_VAR): Adjust.
20542 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20543 (num_referenced_vars): Adjust.
20544 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20545 (first_referenced_var): Remove.
20546 (end_referenced_vars_p): Likewise.
20547 (next_referenced_var): Likewise.
20548 (referenced_var_iterator_set): New helper function.
20549 * tree-dfa.c (referenced_var_lookup): Adjust.
20550 (referenced_var_check_and_insert): Likewise.
20551 (remove_referenced_var): Likewise.
20552 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20553 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20554 (verify_call_clobbering): Likewise.
20555 (verify_memory_partitions): Likewise.
20556 (init_tree_ssa): Allocate bitmap instead of hashtable for
20558 (delete_tree_ssa): Adjust.
20559 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20560 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20561 (compute_tag_properties): Likewise.
20562 (set_initial_properties): Likewise.
20563 (find_partition_for): Likewise.
20564 (update_reference_counts): Likewise.
20565 (dump_may_aliases_for): Likewise.
20566 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20567 (add_call_clobber_ops): Likewise.
20568 (add_call_read_ops): Likewise.
20569 (get_asm_expr_operands): Likewise.
20570 * tree-into-ssa.c (dump_decl_set): Likewise.
20571 (update_ssa): Likewise.
20572 * tree-sra.c (scan_function): Likewise.
20573 (decide_instantiations): Likewise.
20574 (scalarize_parms): Likewise.
20575 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20576 (dsa_named_for): Likewise.
20577 * tree-ssa-structalias.c (update_alias_info): Likewise.
20578 (merge_smts_into): Likewise.
20580 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20583 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20584 * c-opts.c (c_common_handle_option): Wall enables
20585 Wvolatile-register-var.
20586 * common.opt: Move Wvolatile-register-var to...
20589 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20591 * common.opt (Wlarger-than=): New.
20592 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20594 * opts.c (common_handle_option): Handle -Wlarger-than=.
20595 * optc-gen.awk: Likewise.
20596 * opth-gen.awk: Likewise.
20597 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20598 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20600 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20602 * c-common.c (match_case_to_enum_1): Add appropriate
20603 OPT_W* parameter to warning.
20604 (c_do_switch_warnings): Likewise.
20605 * c-typeck.c (warning_init): Add one more parameter following
20606 'warning' function.
20607 (push_init_level): Update call to warning_init.
20608 (pop_init_level): Likewise.
20609 (add_pending_init): Likewise.
20610 (output_init_element: Likewise.
20612 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20615 * toplev.c (toplev_main): If there are warnings or error, print
20616 errors for ignored options.
20617 * opts.c (ignored_options): New static variable.
20618 (postpone_unknown_option_error): New.
20619 (print_ignored_options): New.
20620 (handle_option): Postpone errors for unknown -Wno-* options.
20621 * opts.h (print_ignored_options): Declare.
20623 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20625 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20628 2008-02-25 Richard Guenther <rguenther@suse.de>
20631 2008-02-25 Richard Guenther <rguenther@suse.de>
20633 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20634 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20635 (lookup_decl_from_uid): Declare.
20636 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20637 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20638 (decl_for_uid_map): New global hashtable mapping DECL_UID
20640 (init_ttree): Allocate it.
20641 (insert_decl_to_uid_decl_map): New helper function.
20642 (make_node_stat): Insert new decls into the map.
20643 (copy_node_stat): Likewise.
20644 (lookup_decl_from_uid): New function.
20645 (print_decl_for_uid_map_statistics): New helper.
20646 (dump_tree_statistics): Call it.
20648 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20649 (referenced_var_iterator): Adjust.
20650 (FOR_EACH_REFERENCED_VAR): Adjust.
20651 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20652 (num_referenced_vars): Adjust.
20653 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20654 (first_referenced_var): Remove.
20655 (end_referenced_vars_p): Likewise.
20656 (next_referenced_var): Likewise.
20657 (referenced_var_iterator_set): New helper function.
20658 * tree-dfa.c (referenced_var_lookup): Adjust.
20659 (referenced_var_check_and_insert): Likewise.
20660 (remove_referenced_var): Likewise.
20661 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20662 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20663 (verify_call_clobbering): Likewise.
20664 (verify_memory_partitions): Likewise.
20665 (init_tree_ssa): Allocate bitmap instead of hashtable for
20667 (delete_tree_ssa): Adjust.
20668 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20669 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20670 (compute_tag_properties): Likewise.
20671 (set_initial_properties): Likewise.
20672 (find_partition_for): Likewise.
20673 (update_reference_counts): Likewise.
20674 (dump_may_aliases_for): Likewise.
20675 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20676 (add_call_clobber_ops): Likewise.
20677 (add_call_read_ops): Likewise.
20678 (get_asm_expr_operands): Likewise.
20679 * tree-into-ssa.c (dump_decl_set): Likewise.
20680 (update_ssa): Likewise.
20681 * tree-sra.c (scan_function): Likewise.
20682 (decide_instantiations): Likewise.
20683 (scalarize_parms): Likewise.
20684 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20685 (dsa_named_for): Likewise.
20686 * tree-ssa-structalias.c (update_alias_info): Likewise.
20687 (merge_smts_into): Likewise.
20689 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20692 * doc/invoke.texi (-fcx-limited-range): Document new option.
20693 * toplev.c (process_options): Handle -fcx-fortran-rules.
20694 * common.opt: Add documentation for -fcx-fortran-rules.
20696 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20699 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20700 actual behaviour and C99.
20702 2008-02-26 Ben Elliston <bje@au.ibm.com>
20704 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20705 (ASM_CPU_POWER6_SPEC): Likewise.
20706 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20707 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20708 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20710 2008-02-25 Richard Guenther <rguenther@suse.de>
20712 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20713 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20714 (lookup_decl_from_uid): Declare.
20715 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20716 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20717 (decl_for_uid_map): New global hashtable mapping DECL_UID
20719 (init_ttree): Allocate it.
20720 (insert_decl_to_uid_decl_map): New helper function.
20721 (make_node_stat): Insert new decls into the map.
20722 (copy_node_stat): Likewise.
20723 (lookup_decl_from_uid): New function.
20724 (print_decl_for_uid_map_statistics): New helper.
20725 (dump_tree_statistics): Call it.
20727 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20728 (referenced_var_iterator): Adjust.
20729 (FOR_EACH_REFERENCED_VAR): Adjust.
20730 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20731 (num_referenced_vars): Adjust.
20732 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20733 (first_referenced_var): Remove.
20734 (end_referenced_vars_p): Likewise.
20735 (next_referenced_var): Likewise.
20736 (referenced_var_iterator_set): New helper function.
20737 * tree-dfa.c (referenced_var_lookup): Adjust.
20738 (referenced_var_check_and_insert): Likewise.
20739 (remove_referenced_var): Likewise.
20740 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20741 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20742 (verify_call_clobbering): Likewise.
20743 (verify_memory_partitions): Likewise.
20744 (init_tree_ssa): Allocate bitmap instead of hashtable for
20746 (delete_tree_ssa): Adjust.
20747 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20748 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20749 (compute_tag_properties): Likewise.
20750 (set_initial_properties): Likewise.
20751 (find_partition_for): Likewise.
20752 (update_reference_counts): Likewise.
20753 (dump_may_aliases_for): Likewise.
20754 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20755 (add_call_clobber_ops): Likewise.
20756 (add_call_read_ops): Likewise.
20757 (get_asm_expr_operands): Likewise.
20758 * tree-into-ssa.c (dump_decl_set): Likewise.
20759 (update_ssa): Likewise.
20760 * tree-sra.c (scan_function): Likewise.
20761 (decide_instantiations): Likewise.
20762 (scalarize_parms): Likewise.
20763 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20764 (dsa_named_for): Likewise.
20765 * tree-ssa-structalias.c (update_alias_info): Likewise.
20766 (merge_smts_into): Likewise.
20768 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20771 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20772 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20773 * alias.h (nonoverlapping_memrefs_p): Likewise.
20775 2008-02-25 Jan Beulich <jbeulich@novell.com>
20777 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20778 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20779 __emultls_get_address, __emultls_register_common,
20780 __floatundi?f, and _Unwind_GetIPInfo.
20781 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20782 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20783 (gen_regparm_prefix): Likewise.
20784 (i386_nlm_encode_section_info): Sync with
20785 config/i386/winnt.c:i386_pe_encode_section_info().
20786 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20787 i386_nlm_mangle_decl_assembler_name): New.
20788 (netware_override_options): New.
20789 * config/i386/netware.h (netware_override_options): Declare.
20790 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20791 (i386_nlm_mangle_decl_assembler_name): Declare.
20792 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20794 2008-02-25 Ben Elliston <bje@au.ibm.com>
20797 * c-decl.c (grokdeclarator): Remove unused local variables
20798 `typedef_type' and `type_as_written'.
20800 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20801 unused local variable `has_hot_blocks'.
20802 (fix_crossing_conditional_branches): Remove unused local variable
20805 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20807 PR middle-end/19984
20808 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20809 using DEF_C99_BUILTIN.
20810 (BUILT_IN_NANF): Ditto.
20811 (BUILT_IN_NANL): Ditto.
20813 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20814 Revital Eres <eres@il.ibm.com>
20816 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20817 regarding the order of two dependent insns in the same row.
20819 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20821 * stor-layout.c (layout_decl): Do not bump the alignment of a
20822 bit-field to more than byte alignment if it is packed.
20824 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20826 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20829 2008-02-24 Diego Novillo <dnovillo@google.com>
20831 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20834 * tree-vrp.c (vrp_evaluate_conditional): With
20835 -Wtype-limits, emit a warning when comparing against a
20836 constant outside the natural range of OP0's type.
20837 * c.opt (Wtype-limits): Move ...
20838 * common.opt (Wtype-limits): ... here.
20840 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20842 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20843 * config/rs6000/e300c2c3.md: New file.
20844 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20846 (rs6000_override_options): Add e300c2 and e300c3 cases to
20847 processor_target_table. Do not allow usage of Altivec or Spe
20848 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20849 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20850 * config/rs6000/rs6000.h (processor_type): Add
20851 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20852 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20853 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20854 and ppce300c3. Include e300c2c3.md.
20856 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20858 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20859 instead of TARGET_STRICT_ALIGN.
20861 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20863 * explow.c (memory_address): Assert that the generated address is
20866 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20869 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20870 * config/darwin-ppc-ldouble-patch.def: New file.
20871 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20872 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20873 SUBTARGET_INIT_BUILTINS if defined.
20874 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20877 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20880 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20881 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20883 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20886 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20887 file" warning condtional on -Winvalid-PCH.
20889 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20891 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20893 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20897 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20898 prevent reload from using MMX registers.
20899 (*mov<mode>_internal): Ditto.
20900 (*movv2sf_internal_rex64): Ditto.
20901 (*movv2sf_internal): Ditto.
20903 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20905 PR documentation/31569
20906 * doc/install.texi2html: Use makeinfo --no-number-sections.
20908 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20910 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20911 ensure that we can address an entire entity > 8 bytes. Don't
20912 generate reg+reg addressing for such data.
20914 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20916 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20917 strings when optimizing for size, unless the target cares about
20920 2008-02-22 Tom Tromey <tromey@redhat.com>
20922 * regclass.c (current_pass): Remove declaration.
20924 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20926 * config/avr/libgcc.S (__RAMPZ__): Define.
20927 (__do_copy_data): Add for devices with 128KB code memory.
20929 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20931 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20933 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20935 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20937 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20940 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20943 * c-typeck.c (build_binary_op): Warn about floating point
20944 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20946 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20949 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20950 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20952 (rs6000_override_options): Set altivec_abi as default, not override,
20953 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20954 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20955 is used; use new member spe_abi.
20956 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20957 spe_abi and altivec_abi.
20959 2008-02-22 Tomas Bily <tbily@suse.cz>
20961 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20963 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20966 * config.build (build_file_translate): Set to `CMD //c' only if
20968 * Makefile.in (build_file_translate): Improve comment.
20970 2008-02-21 Jan Hubicka <jh@suse.cz>
20972 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20973 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20974 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20976 2008-02-21 Michael Matz <matz@suse.de>
20979 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20981 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20983 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20984 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20985 as insn constraint.
20986 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20987 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20988 SSE_VEC_FLOAT_MODE_P as insn constraint.
20989 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20990 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20991 sse4a_movntdf using MODEF mode iterator.
20992 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20993 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20994 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20995 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20996 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20997 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20998 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21000 2008-02-21 Richard Guenther <rguenther@suse.de>
21002 * tree.def (PAREN_EXPR): New tree code.
21003 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21005 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21006 * expr.c (expand_expr_real_1): Likewise.
21007 * tree-inline.c (estimate_num_insns_1): Likewise.
21008 * tree-complex.c (expand_complex_move): Likewise.
21009 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21012 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21015 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21017 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21020 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21022 * config/sh/sh.c (find_barrier): Don't go past
21023 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21025 2008-02-20 DJ Delorie <dj@redhat.com>
21027 * config/h8300/h8300.md (insv): Force source operand to be a register.
21029 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21030 as a jump, not as a plain insn.
21032 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21034 * doc/invoke.texi (Warning Options): Add new option
21035 -Wframe-larger-than=.
21036 (-Wframe-larger-than): Document.
21038 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21039 Add declarations for new option variables.
21041 * final.c (final_start_function): Check the frame size
21042 before emission and issue a Wframe-larger-than warning.
21044 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21045 Add definitions for new option variables.
21046 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21048 * common.opt (Wframe-larger-than=): New option.
21050 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21052 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21053 (<sse>_div<mode>3): Ditto.
21054 (<sse>_vmdiv<mode>3): Ditto.
21055 (<sse>_vmsqrt<mode>2): Ditto.
21056 (*smax<mode>3): Ditto.
21057 (sse5_frcz<mode>2): Ditto.
21058 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21059 as insn constraint.
21061 2008-02-20 Richard Guenther <rguenther@suse.de>
21063 PR middle-end/35265
21064 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21065 be happy with INTEGRAL_TYPE_P.
21067 2008-02-20 Richard Guenther <rguenther@suse.de>
21069 * fold-const.c (split_tree): Associate floatig-point expressions
21070 if flag_associative_math is set.
21072 2008-02-20 Richard Guenther <rguenther@suse.de>
21074 * tree.h (fold_real_zero_addition_p): Declare.
21075 * fold-const.c (fold_real_zero_addition_p): Export.
21076 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21077 floating-point operations with zero and one.
21079 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21081 * doc/install.texi: Correct references to CFLAGS, replacing them
21082 with BOOT_CFLAGS. Document flags used during bootstrap for
21085 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21087 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21088 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21089 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21091 (smin<mode>3): Ditto from similar patterns.
21092 (smax<mode>3): Ditto.
21093 (*ieee_smin<mode>3): Ditto.
21094 (*ieee_smax<mode>3): Ditto.
21095 * config/i386/sse.md (sse): New mode attribute.
21096 (mov<mode>): Macroize expander from movv4sf and movv2df using
21097 SSEMODEF2P mode iterator.
21098 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21099 SSE_VEC_FLOAT_MODE_P as insn constraint.
21100 (storent<mode>): Ditto.
21101 (storent<mode>): Macroize expander from storentsf and storentdf using
21102 MODEF mode iterator.
21103 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21104 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21105 (abs<mode>2): Ditto from similar patterns.
21106 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21107 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21108 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21109 (<sse>_vmsqrt<mode>2): Ditto.
21110 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21111 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21112 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21113 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21114 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21115 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21116 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21118 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21119 iterator and SSE_FLOAT_MODE_P as insn constraint.
21120 (<sse>_ucomi): Ditto from similar patterns.
21121 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21122 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21123 SSE_VEC_FLOAT_MODE_P as insn constraint.
21124 (vcond<mode>): Ditto from similar patterns.
21125 (and<mode>3, *and<mode>3): Ditto.
21126 (<sse>_nand<mode>3): Ditto.
21127 (ior<mode>3, *ior<mode>3): Ditto.
21128 (xor<mode>3, *xor<mode>3): Ditto.
21129 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21130 iterator and SSE_FLOAT_MODE_P as insn constraint.
21131 (*nand<mode>3): Ditto from similar patterns.
21132 (*ior<mode>3): Ditto.
21133 (*xor<mode>3): Ditto.
21135 2008-02-20 Ira Rosen <irar@il.ibm.com>
21137 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21138 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21139 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21141 2008-02-19 Jan Hubicka <jh@suse.cz>
21143 * predict.c (tree_bb_level_predictions): Remove variable next
21144 mistakely introduced by previous commit.
21146 2008-02-19 Jan Hubicka <jh@suse.cz>
21148 * predict.c (predict_paths_leading_to): Rewrite.
21149 (predict_paths_for_bb): New.
21150 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21152 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21155 * Makefile.in (build_file_translate): New.
21156 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21157 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21158 * configure.ac (build_file_translate): Substitute it.
21159 * configure: Regenerate.
21161 2008-02-19 Jan Hubicka <jh@suse.cz>
21163 PR rtl-optimization/34408
21164 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21167 2008-02-19 Jan Hubicka <jh@suse.cz>
21169 PR middle-end/28779
21170 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21173 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21176 * config/i386/i386-modes.def: Revert the last DI alignment
21177 change until Ada people can look into it.
21179 2008-02-19 Nick Clifton <nickc@redhat.com>
21181 * opts.c (print_specific_help): Fix typo in --help text.
21183 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21186 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21187 32-bit inline asm without asm alternatives for host GCC < 3.0.
21189 2008-02-19 Richard Guenther <rguenther@suse.de>
21191 PR tree-optimization/34989
21192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21193 Allow propagation to INDIRECT_REF if we can simplify only.
21195 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21197 * c-common.c (warn_for_collisions_1): Use appropriate option when
21200 2008-02-19 Nick Clifton <nickc@redhat.com>
21203 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
21204 (handle_options): Fix indentation.
21205 (print_filtered_help): If no language-specific options were
21206 displayed tell the user how to list all the options supported by
21207 the language's front-end.
21208 (print_specific_help): Fix indentation and remove duplicate line.
21209 (common_handle_option): Handle the -v option.
21210 For --help enable the display of undocumented options if the -v
21211 switch has been included on the command line.
21212 For --help= check for overlaps in the arguments between the option
21213 classes and the language names and issue a warning when they
21214 cannot be disambiguated.
21215 * c.opt (v): Pass on to the common option handler.
21217 2008-02-19 Revital Eres <eres@il.ibm.com>
21219 * modulo-sched.c (sms_schedule): Change dump message when
21220 create_ddg function fails.
21221 (try_scheduling_node_in_cycle): Rename row to cycle.
21222 (print_partial_schedule): Rename CYCLE to ROW.
21224 2008-02-19 Christian Bruel <christian.bruel@st.com>
21225 Zdenek Dvorak <ook@ucw.cz>
21227 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
21229 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21232 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
21233 (*x86_movdicc_0_m1_se): Ditto.
21235 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21237 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
21238 (CMPtype): Define as __gcc_CMPtype.
21239 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
21240 (CMPtype): Define as __gcc_CMPtype.
21242 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21244 Support valgrind 3.3 for --enable-checking=valgrind.
21245 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21247 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21248 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21249 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21250 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21251 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21252 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21253 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21255 * ggc-zone.c: Similar.
21256 * ggc-page.c: Similar.
21258 2008-02-19 Paul Brook <paul@codesourcery.com>
21261 * config/arm/ieee754-df.S: Fix do_it typo.
21262 * config/arm/ieee754-sf.S: Fix do_it typo.
21264 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21267 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
21268 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
21269 (OPTION_MASK_ISA_SSE_SET): Likewise.
21270 (OPTION_MASK_ISA_SSE2_SET): Likewise.
21271 (OPTION_MASK_ISA_SSE3_SET): Likewise.
21272 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
21273 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
21274 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
21275 (OPTION_MASK_ISA_SSE4_SET): Likewise.
21276 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
21277 (OPTION_MASK_ISA_SSE5_SET): Likewise.
21278 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
21279 (OPTION_MASK_ISA_MMX_UNSET): Updated.
21280 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
21281 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
21282 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
21283 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
21284 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
21285 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
21286 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
21287 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
21288 (OPTION_MASK_ISA_SSE4): Removed.
21289 (ix86_handle_option): Turn on bits in ix86_isa_flags and
21290 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
21291 (override_options): Don't turn on implied SSE/MMX bits in
21294 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21296 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21299 2008-02-18 Joey Ye <joey.ye@intel.com>
21301 PR middle-end/34921
21302 * tree-nested.c (insert_field_into_struct): Set type alignment
21303 to field alignment if the former is less than the latter.
21305 2008-02-18 Jakub Jelinek <jakub@redhat.com>
21307 * BASE-VER: Set to 4.4.0.
21309 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21311 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
21312 * doc/cfg.texi: Likewise.
21313 * doc/extend.texi: Likewise.
21314 * doc/gty.texi: Likewise.
21315 * doc/invoke.texi: Likewise.
21316 * doc/loop.texi: Likewise.
21317 * doc/md.texi: Likewise.
21318 * doc/passes.texi: Likewise.
21319 * doc/rtl.texi: Likewise.
21320 * doc/sourcebuild.texi: Likewise.
21321 * doc/tm.texi: Likewise.
21322 * doc/tree-ssa.texi: Likewise.
21324 2008-02-17 Richard Guenther <rguenther@suse.de>
21326 PR middle-end/35227
21327 * tree-complex.c (init_parameter_lattice_values): Handle parameters
21328 without default definition.
21330 2008-02-17 Richard Guenther <rguenther@suse.de>
21332 PR tree-optimization/35231
21333 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
21336 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
21339 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21340 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21341 libgcc_cmp_return mode.
21343 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21346 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
21348 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
21350 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
21353 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21355 * doc/c-tree.texi: Use `@.' where appropriate.
21356 * doc/extend.texi: Likewise.
21357 * doc/install.texi: Likewise.
21358 * doc/invoke.texi: Likewise.
21359 * doc/loop.texi: Likewise.
21360 * doc/makefile.texi: Likewise.
21361 * doc/md.texi: Likewise.
21362 * doc/passes.texi: Likewise.
21363 * doc/standards.texi: Likewise.
21364 * doc/tm.texi: Likewise.
21366 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21368 PR middle-end/35196
21369 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
21371 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
21372 rather than in entry_bb.
21374 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21376 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21377 libgcc_cmp_return mode.
21379 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21381 PR middle-end/35130
21382 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
21383 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
21385 2008-02-15 Richard Guenther <rguenther@suse.de>
21386 Zdenek Dvorak <ook@ucw.cz>
21388 PR tree-optimization/35164
21389 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
21390 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
21391 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21392 Only propagate addresses which do not have abnormal SSA_NAMEs
21395 2008-02-15 Joseph Myers <joseph@codesourcery.com>
21398 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
21400 2008-02-15 Jan Hubicka <jh@suse.cz>
21402 PR middle-end/35149
21403 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
21405 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21407 PR middle-end/34621
21408 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
21409 when calculating alignment_pad.
21411 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21413 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
21414 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
21415 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
21416 and STACK_BOUNDARY define.
21418 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
21420 PR preprocessor/35061
21421 * c-pragma.c (handle_pragma_pop_macro): Check that
21422 pushed_macro_table has been allocated.
21424 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
21426 PR middle-end/35136
21427 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
21428 (force_gimple_operand): Likewise.
21429 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21430 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21431 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21432 (find_interesting_uses_address): Check addressability and alignment
21433 of the base expression only after substituting bases of IVs into it.
21435 2008-02-14 Michael Matz <matz@suse.de>
21438 * function.c (instantiate_virtual_regs_in_insn): Reload address
21439 before falling back to reloading the whole operand.
21441 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21443 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21444 before the first section switch note.
21446 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21448 * doc/bugreport.texi: Update copyright years.
21449 * doc/c-tree.texi: Likewise.
21450 * doc/cfg.texi: Likewise.
21451 * doc/cpp.texi: Likewise.
21452 * doc/cppinternals.texi: Likewise.
21453 * doc/fragments.texi: Likewise.
21454 * doc/frontends.texi: Likewise.
21455 * doc/gcc.texi: Likewise.
21456 * doc/gty.texi: Likewise.
21457 * doc/hostconfig.texi: Likewise.
21458 * doc/implement-c.texi: Likewise.
21459 * doc/libgcc.texi: Likewise.
21460 * doc/loop.texi: Likewise.
21461 * doc/makefile.texi: Likewise.
21462 * doc/options.texi: Likewise.
21463 * doc/passes.texi: Likewise.
21464 * doc/rtl.texi: Likewise.
21465 * doc/sourcebuild.texi: Likewise.
21466 * doc/standards.texi: Likewise.
21467 * doc/tree-ssa.texi: Likewise.
21468 * doc/trouble.texi: Likewise.
21470 * doc/extend.texi: Use @: or add comma where appropriate.
21471 * doc/invoke.texi: Likewise.
21472 * doc/tm.texi: Likewise.
21474 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21477 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21480 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21482 * doc/md.texi (clz, ctz): Add reference.
21483 * doc/rtl.texi (clz, ctz): Likewise.
21485 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21488 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21491 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21493 * config/s390/s390.c (struct constant_pool): New field
21494 emit_pool_after added.
21495 (s390_mainpool_start): Set the emit_pool_after flag according
21496 to the section switch notes.
21497 (s390_mainpool_finish): Consider emit_pool_after when emitting
21498 the literal pool at the end of the function.
21499 (s390_chunkify_start): Force literal pool splits at section
21502 2008-02-13 Michael Matz <matz@suse.de>
21505 * var-tracking.c (clobber_variable_part): Correctly traverse the
21508 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21511 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21512 Add -fdump-ipa-inline.
21513 * tree-dump.c (dump_files): Remove tree-inlined dump.
21514 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21516 2008-02-12 Richard Guenther <rguenther@suse.de>
21518 PR tree-optimization/35171
21519 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21522 2008-02-12 Richard Guenther <rguenther@suse.de>
21524 PR middle-end/35163
21525 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21526 value-preserving mode. Disallow final truncation.
21528 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21530 PR middle-end/35136
21531 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21532 code from here to...
21533 (force_gimple_operand): ...here.
21535 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21538 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21539 non-compatible pointers.
21540 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21541 different FIELD_DECLs, try harder by comparing field offsets, sizes
21544 PR inline-asm/35160
21545 * function.c (match_asm_constraints_1): Don't replace the same input
21548 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21550 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21551 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21552 (expand_epilogue): Restore RAMPZ register.
21553 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21555 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21557 * config/i386/cygwin.asm: (__alloca): Correct calling
21558 convention and alignment.
21559 (__chkstk): Force 8 byte stack alignment.
21561 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21562 Richard Guenther <rguenther@suse.de>
21564 PR tree-optimization/33992
21565 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21566 the zero we compare against.
21568 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21570 PR libfortran/35063
21571 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21572 to CloseHandle after unlocking to prevent accumulation of handle
21575 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21577 PR middle_end/34150
21578 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21579 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21580 and update LABEL_NUSES during and after reload.
21582 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21584 PR middle-end/34627
21585 * combine.c (simplify_if_then_else): Make sure the comparison is
21586 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21588 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21591 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21592 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21593 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21594 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21595 * tree.h (get_type_static_bounds): Likewise.
21597 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21599 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21600 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21601 Make -Wfoo language annotations match what the compiler outputs.
21603 2008-02-08 Sa Liu <saliu@de.ibm.com>
21605 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21606 intrinsics spu_convts, spu_convtu, spu_convtf.
21608 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21610 * doc/extend.texi (Function Attributes) <noinline>: Mention
21611 asm ("") as method to keep calls.
21613 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21616 * doc/options.texi (Options): Replace references to opts.sh with
21618 * opts-common.c: Likewise.
21619 * optc-gen.awk: Likewise.
21621 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21623 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21625 2008-02-07 Richard Henderson <rth@redhat.com>
21628 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21629 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21632 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21634 PR tree-optimization/35085
21635 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21636 for operand entry oe2 in addition to operand entry oe3 in order to
21637 expose more opportunities for vectorizer sum reduction.
21639 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21642 * Makefile.in (LIBS): Remove $(GMPLIBS).
21643 (cc1-dummy, cc1): Add $(GMPLIBS).
21645 2008-02-06 Jan Hubicka <jh@suse.cz>
21648 * i386.md (moddf_integer): Do not produce partial memory stalls for
21649 targets where it hurts.
21651 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21654 * optabs.c (expand_float): Do not check for decimal modes when
21655 expanding unsigned integer through signed conversion.
21657 2008-02-06 Nick Clifton <nickc@redhat.com>
21659 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21660 inside the clobber with a match_operand and duplicated operand
21661 number in the constraint.
21662 (ineqbranchsi): Delete redundant comment.
21664 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21666 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21667 builtin_define ("__USE_INIT_FINI__").
21668 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21670 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21672 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21674 PR documentation/30330
21675 * doc/invoke.texi (C++ Dialect Options)
21676 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21677 For each warning option -Wfoo that allows -Wno-foo, ensure both
21678 -Wfoo and -Wno-foo are listed in the option index. Fix index
21679 entry of -Wswitch-default, index -Wnormalized= including the
21680 `=', and -Wlarger-than-@var{len} including @var{len}.
21682 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21684 * config/i386/i386.md (floatunssisf2): Use
21685 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21686 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21687 Macroize expander using MODEF mode iterator.
21689 2008-02-05 Diego Novillo <dnovillo@google.com>
21691 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21694 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21696 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21699 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21701 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21704 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21705 to indicate if a message should be generated.
21706 (init_cumulative_args): Updated.
21707 (function_value_32): Likewise.
21709 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21711 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21713 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21716 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21717 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21719 2008-02-04 Diego Novillo <dnovillo@google.com>
21721 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21724 * tree-vrp.c (vrp_evaluate_conditional): With
21725 -Wtype-limits, emit a warning when comparing against a
21726 constant outside the natural range of OP0's type.
21728 2008-02-04 Richard Guenther <rguenther@suse.de>
21730 PR middle-end/33631
21731 * expr.c (count_type_elements): Give for unions instead of
21734 2008-02-04 Richard Guenther <rguenther@suse.de>
21736 PR middle-end/35043
21737 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21738 to TYPE_DOMAINs base type instead of using bitsizetype here.
21740 2008-02-03 Jason Merrill <jason@redhat.com>
21742 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21744 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21747 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21748 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21749 (RS/6000 and PowerPC Options): Fix typos and markup.
21750 * doc/passes.texi (Tree-SSA passes): Likewise.
21752 2008-02-02 Michael Matz <matz@suse.de>
21755 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21756 from record_last_reg_set_info.
21757 (record_last_reg_set_info): Take an RTX argument, iterate over all
21758 constituent hardregs.
21759 (record_last_set_info, record_opr_changes): Change calls to
21760 new signature or to record_last_reg_set_info_regno.
21762 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21764 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21766 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21768 PR rtl-optimization/34773
21769 * reg-notes.def (EQUAL): Mention significance of combination of
21770 REG_EQUAL and REG_RETVAL.
21771 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21772 insn that has a REG_RETVAL.
21774 2008-02-01 Roger Sayle <roger@eyesopen.com>
21777 * configure.ac (--enable-fixed-point): Disable unless explicitly
21779 * configure: Regenerate.
21781 2008-02-01 Richard Guenther <rguenther@suse.de>
21784 * invoke.texi (-finline-limit): Remove no longer true parts
21785 of the documentation. Note that there is no default value.
21787 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21788 Mark Mitchell <mark@codesourcery.com>
21789 Ben Elliston <bje@au.ibm.com>
21792 * doc/extend.texi (Other Builtins): Document.
21794 2008-01-31 Tom Browder <tom.browder@gmail.com>
21796 * doc/c-tree.texi (Types): Fix grammar.
21797 (Expression trees): Ditto.
21798 * doc/passes.texi (Tree-SSA passes): Ditto.
21800 * doc/configterms.texi (Configure Terms): Fix typo.
21801 * doc/cpp.texi (Common Predefined Macros): Ditto.
21802 * doc/md.texi (Machine Constraints): Ditto.
21804 * doc/makefile.texi (Makefile): Add comma.
21806 2008-01-31 Tom Browder <tom.browder@gmail.com>
21807 Gerald Pfeifer <gerald@pfeifer.com>
21809 * doc/sourcebuild.texi (Front End): Remove references to CVS
21810 and CVSROOT/modules.
21811 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21812 (Back End): Remove reference to CVS.
21814 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21817 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21819 (mips16_gp_pseudo_reg): ...here.
21820 * config/mips/mips.md (load_const_gp): Replace with...
21821 (load_const_gp_<mode>): ...this :P-based insn.
21823 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21825 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21826 options. Minor fixes.
21827 (-std): Move reference to standards closer to where language
21828 standards are first mentioned.
21830 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21832 PR rtl-optimization/34995
21833 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21834 parameter and return a bool. If the rtx parameter is nonnull,
21835 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21836 (find_reloads): Update call accordingly. Pass the new operand
21837 if it needed no address reloads, otherwise pass null.
21839 2008-01-30 Richard Henderson <rth@redhat.com>
21842 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21843 for unbounded arrays.
21845 2008-01-30 Silvius Rus <rus@google.com>
21847 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21849 2008-01-30 Jan Hubicka <jh@suse.cz>
21852 * i386.c (init_cumulative_args): Use real function declaration when
21855 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21857 PR rtl-optimization/34998
21858 * global.c (build_insn_chain): Treat non-subreg_lowpart
21859 SUBREGs of pseudos as clobbering all the words covered by the
21860 SUBREG, not just all the bytes.
21861 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21862 original df_ref rather than an extract parameter.
21863 (global_conflicts): Update call accordingly.
21865 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21867 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21868 the overflow check to make it easier to read.
21869 (__fixtfdi): Change the type of the ll member in union
21870 long_double to UDItype_x.
21872 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21874 PR middle-end/34969
21875 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21876 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21877 * tree-inline.c (fold_marked_statements): Call
21878 cgraph_update_edges_for_call_stmt if folding a call statement.
21879 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21880 debug_generic_stmt calls, reset it back afterwards.
21883 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21885 * c-typeck.c (build_external_ref): Don't pedwarn about
21886 static vars in current function's scope.
21888 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21890 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21892 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21895 * ipa-struct-reorg.c: Fix spelling.
21896 * params.def: Ditto.
21898 2008-01-29 Richard Guenther <rguenther@suse.de>
21900 PR middle-end/35006
21901 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21903 * tree-inline.c (remap_type): Increment remapping_type_depth
21904 around remapping types.
21905 (copy_body_r): Only add referenced variables if they are referenced
21906 from code, not types.
21908 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21919 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21920 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21922 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21925 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21926 pointer for tiny stack.
21928 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21930 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21932 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21934 * config/vx-common.h: Fix typo in comment.
21936 2008-01-28 Ian Lance Taylor <iant@google.com>
21940 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21941 coalesce pointers if they have different DECL_NO_TBAA_P values.
21942 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21943 between variables with different DECL_NO_TBAA_P values.
21945 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21948 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21949 are not legitimate small data references on SPE targets.
21951 2008-01-28 David Daney <ddaney@avtrex.com>
21953 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21955 2008-01-28 David Daney <ddaney@avtrex.com>
21957 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21959 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21961 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21962 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21963 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21964 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21965 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21966 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21967 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21968 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21970 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21972 * basic-block.h (condjump_equiv_p): Fix comment.
21974 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21976 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21977 print_generic_stmt_indented): Fix comment.
21979 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21981 * configure.ac (__stack_chk_fail): Add detecion for availability
21982 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21983 * configure: Regenerate.
21985 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21987 PR middle-end/34688
21988 * final.c (output_addr_const): Handle TRUNCATE.
21990 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21993 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21994 (zero_cost, infinite_cost): New constants.
21995 (struct cost_pair): Change type of cost to comp_cost.
21996 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21997 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21999 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22000 split_address_cost, ptr_difference_cost, difference_cost,
22001 get_computation_cost_at, get_computation_cost,
22002 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22003 determine_use_iv_cost_condition, determine_use_iv_costs,
22004 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22005 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22006 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22007 Change type of cost to comp_cost.
22008 (determine_iv_cost): Increase cost of non-original ivs, instead
22009 of decreasing the cost of original ones.
22010 (get_address_cost): Indicate the complexity of the addressing mode
22012 (try_add_cand_for): Prefer using ivs not specific to some object.
22013 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22015 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22016 Janis Johnson <janis187@us.ibm.com>
22019 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22020 (TARGET_INSTANTIATE_DECLS): Likewise.
22021 * target.h (expand_to_rtl_hook): New target hook.
22022 (instantiate_decls): Likewise.
22023 * function.c (instantiate_decl): Make non-static. Rename to...
22024 (instantiate_decl_rtl): ... this.
22025 (instantiate_expr): Use instantiate_decl_rtl.
22026 (instantiate_decls_1): Likewise.
22027 (instantiate_decls): Likewise.
22028 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22029 * function.h (instantiate_decl_rtl): Add prototype.
22030 * cfgexpand.c (target.h): New include.
22031 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22032 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22033 (TARGET_INSTANTIATE_DECLS): Likewise.
22034 (TARGET_INITIALIZER): New target hooks added.
22035 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22037 * config/rs6000/rs6000.c (tree-flow.h): New include.
22038 (machine_function): Add sdmode_stack_slot field.
22039 (rs6000_alloc_sdmode_stack_slot): New function.
22040 (rs6000_instantiate_decls): Likewise.
22041 (rs6000_secondary_memory_needed_rtx): Likewise.
22042 (rs6000_check_sdmode): Likewise.
22043 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22044 (TARGET_INSTANTIATE_DECLS): Likewise.
22045 (rs6000_hard_regno_mode_ok): Allow SDmode.
22046 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22047 (rs6000_emit_move): Handle SDmode.
22048 (function_arg_advance): Likewise.
22049 (function_arg): Likewise.
22050 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22051 SDmode var args for 32-bit compiles.
22052 (rs6000_secondary_reload_class): Handle SDmode.
22053 (rs6000_output_function_epilogue): Likewise.
22054 (rs6000_function_value): Simplify if statement.
22055 (rs6000_libcall_value): Likewise.
22056 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22057 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22058 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22059 (movsd_hardfloat): New define_insn.
22060 (movsd_softfloat): Likewise.
22061 (movsd_store): Likewise.
22062 (movsd_load): Likewise.
22063 (extendsddd2): Likewise.
22064 (extendsdtd2): Likewise.
22065 (truncddsd2): Likewise.
22066 (movdd_hardfloat64): Fixup comment.
22067 (UNSPEC_MOVSD_LOAD): New constant.
22068 (UNSPEC_MOVSD_STORE): Likewise.
22070 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22073 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22075 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22076 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22077 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22078 and TRUTH_XOR_EXPR.
22080 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22083 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22084 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22085 __LONGDOUBLE128 too.
22086 * config/rs6000/aix61.h: New file.
22088 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22090 PR rtl-optimization/34959
22091 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22092 popcount and parity rtxes the same mode as their operand.
22093 Truncate or extend the result to the return value's mode
22096 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22099 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22100 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22101 to GOT_VERSION_REGNUM.
22102 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22103 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22104 * config/mips/mips.c (mips_emit_call_insn): New function.
22105 (mips_call_tls_get_addr): Call mips_expand_call directly.
22106 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22108 (mips16_build_call_stub): Likewise. Return the call insn or null.
22109 (mips_expand_call): Update the call to mips16_build_call_stub
22110 accordingly and a remove redundant condition. Assert that MIPS16
22111 stubs do not use lazy binding. Use mips_emit_call_insn and return
22113 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22115 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22116 (mips_avoid_hazard): Remove hazard_set handling.
22117 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22118 (UNSPEC_RESTORE_GP): ...this.
22119 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22120 (FAKE_CALL_REGNO): Rename to...
22121 (GOT_VERSION_REGNUM): ...this.
22122 (type): Add "ghost" value. Add an associated insn reservation.
22123 (hazard_set): Remove.
22124 (exception_receiver): Rename to...
22125 (restore_gp): ...this and update the unspec identifier accordingly.
22126 (exception_receiver, nonlocal_got_receiver): New expanders.
22127 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22128 FAKE_CALL_REGNO. Remove hazard_set attribute.
22129 (set_got_version, update_got_version): New patterns.
22131 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22134 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22136 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22139 * doc/install.texi2html: Generate gcc-vers.texi.
22141 2008-01-25 DJ Delorie <dj@redhat.com>
22143 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22145 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22147 * config/c4x: Remove directory.
22148 * config.gcc (crx-*, mt-*): Mark obsolete.
22149 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22150 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22151 sh-*-rtemscoff*): Remove cases.
22152 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22153 * real.c (encode_c4x_single, decode_c4x_single,
22154 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22155 c4x_extended_format): Remove.
22156 * real.h (c4x_single_format, c4x_extended_format): Remove.
22157 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22159 (Pragmas): Remove comment about c4x pragmas.
22160 * doc/install.texi (c4x): Remove target-specific instructions.
22161 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22162 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22163 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22164 refer to C4x source files as examples.
22165 (C4X_FLOAT_FORMAT): Remove documentation.
22167 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22169 * config/bfin/bfin.c (override_options): Reorder tests so that
22170 flag_pic gets enabled for -msep-data.
22172 2008-01-25 Richard Guenther <rguenther@suse.de>
22174 PR middle-end/32244
22175 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22176 to its bitfield precision if required.
22178 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22180 PR middle-end/33880
22181 * tree-nested.c (walk_omp_for): New function.
22182 (convert_nonlocal_reference, convert_local_reference): Call
22183 walk_omp_for on OMP_FOR.
22184 (convert_call_expr): Call walk_body on OMP_FOR's
22185 OMP_FOR_PRE_INIT_BODY.
22187 2008-01-25 Richard Guenther <rguenther@suse.de>
22189 PR tree-optimization/34966
22190 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22191 default defs and PHI_NODEs we have to insert after the
22192 defining statement.
22194 2008-01-24 Nick Clifton <nickc@redhat.com>
22196 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22197 Provide a default definition.
22198 (LIBGCC2_UNITS_PER_WORD): Likewise.
22200 * config/stormy16/stormy16.c: Include df.h for the prototype
22201 for df_regs_ever_live_p.
22202 (xstormy16_expand_builtin_va_start): Convert the stack offset
22203 into a component_ref and then use POINTER_PLUS_EXPR to add it
22204 to the incoming_virtual_args_rtx.
22205 (xstormy16_gimplify_va_arg_expr): Rename to
22206 xstormy16_gimplify_va_arg_expr.
22207 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
22208 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
22209 xstormy16_gimplify_va_arg_expr.
22210 Fix up some formatting issues.
22212 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
22213 Move to predicates.md.
22214 (xs_hi_general_operand): Likewise.
22215 (xs_hi_nonmemory_operand): Likewise.
22216 * config/stormy16/predicates.md:
22217 (xstormy16_carry_plus_operand): New predicate.
22218 (xs_hi_general_operand): New predicate.
22219 (xs_hi_nonmemory_operand): New predicate.
22220 * config/stormy16/stormy16-protos.h:
22221 (xstormy16_carry_plus_operand): Delete prototype.
22222 (xs_hi_general_operand): Likewise.
22223 (xs_hi_nonmemory_operand): Likewise.
22225 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
22226 modifiers as they are no longer needed and they can trigger
22227 reload spill failures.
22229 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
22230 with a match_operand in order to help reload.
22232 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
22233 constraint with 'e' for the 8th alternative as this version of
22234 the mov.w instruction only accepts the lower 8 registers.
22236 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
22239 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
22240 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
22243 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22245 PR middle-end/33333
22246 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22248 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22250 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22252 (remove_structure): Update allocations list before removing structure.
22254 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22256 * ipa-struct-reorg.c (is_safe_cond_expr,
22257 create_new_stmts_for_cond_expr): Use integer_zerop function,
22258 that recognize not only zero-pointer, but zero-integer too.
22260 2008-01-25 Ben Elliston <bje@au.ibm.com>
22263 * fixproto: Escape "." in sed expression that strips leading "./".
22265 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
22268 * gcc.c (SWITCH_OK): Removed.
22269 (SWITCH_LIVE): Changed to bit.
22270 (SWITCH_FALSE): Likewise.
22271 (SWITCH_IGNORE): Likewise.
22272 (switchstr): Change live_cond to unsigned int.
22273 (process_command): Replace SWITCH_OK with 0.
22274 (do_self_spec): Likewise.
22275 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
22276 (give_switch): Likewise.
22277 (used_arg): Likewise.
22278 (do_spec_1): Set the SWITCH_IGNORE bit.
22279 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
22280 bits. Set the SWITCH_LIVE bit.
22282 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22284 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
22286 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
22288 PR tree-optimization/34472
22289 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
22290 parameter to a "bool *" and set *DATA to false if there is
22291 an unsafe access. Do not delete the structure here.
22292 (check_cond_exprs): Delete it here instead.
22293 (check_cond_exprs, exclude_cold_structs): Do not increase
22294 I when removing a structure.
22296 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
22299 * config/i386/i386.c (ix86_expand_vector_init): Consider only
22300 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
22302 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
22304 PR middle-end/34934
22305 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
22306 a fixed vector for stack.
22308 2008-01-24 Ben Elliston <bje@au.ibm.com>
22311 * doc/gcc.texi (Software development): Add a direntry for g++.
22313 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
22315 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
22316 stale and straggling -fforce-addr comments above.
22318 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
22320 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
22321 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
22323 2008-01-23 Michael Matz <matz@suse.de>
22326 * dwarf2out.c (force_type_die): Use modified_type_die instead of
22329 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
22331 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
22332 malloc result type.
22334 2008-01-23 Anatoly Sokolov <aesok@post.ru>
22336 * config/avr/avr.c (avr_current_arch): New variable.
22337 (avr_arch_types): Add 'avr31' and 'avr51' entries.
22338 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
22339 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
22340 (avr_override_options): Init 'avr_current_arch'.
22341 (base_arch_s): Move from here...
22342 * config/avr/avr.h (base_arch_s): ... here. Add new members
22343 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
22344 'mega' to 'have_jmp_call'.
22345 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
22346 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
22348 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
22350 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22351 MULTILIB_MATCHES): Ditto.
22353 2008-01-23 Richard Guenther <rguenther@suse.de>
22355 PR middle-end/31529
22356 * cgraphunit.c (cgraph_reset_node): Always mark the node
22357 not reachable if it is not queued already.
22359 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
22361 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
22362 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
22363 (cputype_selected): New static variable.
22364 (bfin_handle_option): Set it if -mcpu is used.
22365 (override_option): Select default set of workarounds if no cpu type
22366 selected on the command line.
22367 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
22369 From Michael Frysinger <michael.frysinger@analog.com>
22370 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
22371 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
22373 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
22374 for bf547, bf523, bf524, and bf526.
22375 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
22377 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
22378 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
22379 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
22380 __ADSPBF547__ and __ADSPBF54x__ for bf547.
22381 * doc/invoke.texi (Blackfin Options): Document that
22382 -mcpu now accept bf547, bf523, bf524, and bf526.
22384 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
22386 PR rtl-optimization/34628
22387 * combine.c (try_combine): Stop and undo after the first combination
22388 if an autoincrement side-effect on the first insn has effectively
22391 2008-01-22 David Edelsohn <edelsohn@gnu.org>
22394 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
22395 Offset addresses are not valid for Altivec or paired float modes.
22397 2008-01-22 Jakub Jelinek <jakub@redhat.com>
22400 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
22401 if DECL_INITIAL (decl) is error_mark_node.
22404 * c-common.c (handle_vector_size_attribute): Only allow
22405 integral, scalar float and fixed point types. Handle OFFSET_TYPE
22406 the same way as pointer, array etc. types.
22407 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
22410 * tree.c (build_type_attribute_qual_variant): Call
22411 build_qualified_type if attributes are equal, but quals are not.
22413 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22416 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
22417 * flags.h (warn_strict_aliasing): Remove.
22418 (warn_strict_overflow): Remove.
22419 * opts.c (warn_strict_aliasing): Remove.
22420 (warn_strict_overflow): Remove.
22421 * c-opts.c (c_common_handle_option): -Wall only sets
22422 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
22423 (c_common_post_options): Give default values to -Wstrict-aliasing
22424 and -Wstrict-overflow if they are uninitialized.
22425 * common.opt (Wstrict-aliasing): Specify Var and Init.
22426 (Wstrict-overflow): Likewise.
22428 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22430 PR rtl-optimization/26854
22431 PR rtl-optimization/34400
22432 PR rtl-optimization/34884
22433 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22435 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22436 (df_rd_bb_info.expanded_lr_out): Deleted
22437 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22438 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22439 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22440 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22441 Removed code to allocate, initialize or free expanded_lr_out.
22442 (df_rd_bb_local_compute_process_def): Restructured to make more
22444 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22445 sets if the sets are being trimmed.
22447 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22450 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22451 (as_vers): Likewise.
22452 * configure: Regenerated.
22454 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22456 PR middle-end/33092
22457 * tree-pass.h (pass_build_alias): New pass.
22458 * tree-ssa-alias.c (gate_build_alias): New.
22459 (pass_build_alias): New.
22460 * passes.c (init_optimization_passes): Add pass_build_alias after
22461 pass_create_structure_vars.
22463 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22465 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22466 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22467 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22468 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22469 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22470 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22471 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22472 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22473 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22474 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22475 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22476 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22477 * config/s390/s390.md (FP_ALL): New mode iterator.
22478 (_d): New mode attribute.
22479 ("*signbit<mode>2>"): Changed mode of first operand.
22480 ("isinf<mode>2"): Changed mode of first operand.
22481 ("*TDC_insn"): Adaptation for DFP modes.
22483 2008-01-22 Ben Elliston <bje@au.ibm.com>
22485 * tree.c (check_qualified_type): Improve function description.
22487 2008-01-21 Jason Merrill <jason@redhat.com>
22490 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22491 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22494 2008-01-21 DJ Delorie <dj@redhat.com>
22496 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22499 2008-01-21 Richard Guenther <rguenther@suse.de>
22501 PR middle-end/34856
22502 * tree-cfg.c (verify_expr): Allow all invariant expressions
22503 instead of just constant class ones as reference argument.
22504 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22505 like any other constant.
22506 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22508 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22510 * regmove.c (fixup_match_1): Update call crossed frequencies.
22512 2008-01-21 Richard Guenther <rguenther@suse.de>
22515 * tree-inline.c (setup_one_parameter): Deal with mismatched
22516 types using a VIEW_CONVERT_EXPR.
22518 2008-01-21 Alon Dayan <alond@il.ibm.com>
22519 Olga Golovanevsky <olga@il.ibm.com>
22521 PR tree-optimization/34701
22522 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22523 when the structure size is not a power of 2.
22525 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22527 * doc/install.texi: Add doc for --enable-checking=df.
22529 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22531 PR rtl-optimization/34808
22532 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22534 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22536 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22539 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22541 PR rtl-optimization/26854
22542 PR rtl-optimization/34400
22543 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22545 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22546 (df_rd_bb_info.expanded_lr_out): New.
22547 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22548 * loop_iv.c (iv_analysis_loop_init): Ditto.
22549 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22550 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22551 Added code to allocate, initialize or free expanded_lr_out.
22552 (df_rd_bb_local_compute_process_def): Restructured to make
22553 more understandable.
22554 (df_rd_confluence_n): Add code to do nothing with fake edges and
22555 code to no apply invalidate_by_call sets if the sets are being trimmed.
22556 (df_lr_local_finalize): Renamed to df_lr_finalize.
22557 (df_live_local_finalize): Renamed to df_live_finalize.
22559 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22562 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22563 deciding whether to use reciprocal instructions.
22565 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22567 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22568 dwarf2out_note_section_used if cold_text_section is NULL.
22570 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22572 PR gcov-profile/34610
22573 * tree-cfg.c (make_edges): Mark both outgoing edges from
22574 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22575 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22576 from OMP_FOR and OMP_CONTINUE outgoing edges.
22578 * tree-profile.c (tree_profiling): Return early if
22579 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22581 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22582 from cfun to child_cfun.
22583 * function.h (struct function): Add after_tree_profile bit.
22585 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22587 * config/avr/avr.S (_exit): Disable interrupt.
22589 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22590 Steven Bosscher <stevenb.gcc@gmail.com>
22592 PR rtl-optimization/26854
22593 PR rtl-optimization/34400
22594 * df-problems.c (df_live_scratch): New scratch bitmap.
22595 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22596 (df_live_reset): Clear the proper bitmaps.
22597 (df_live_bb_local_compute): Only process the artificial defs once
22598 since the order is not important.
22599 (df_live_init): Init the df_live sets only with the variables
22600 found live by df_lr.
22601 (df_live_transfer_function): Use the df_lr sets to prune the
22602 df_live sets as they are being computed.
22603 (df_live_free): Free df_live_scratch.
22605 2008-01-18 Ian Lance Taylor <iant@google.com>
22607 * common.opt: Add fmerge-debug-strings.
22608 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22609 flag_merge_debug_strings rather than flag_merge_constants.
22610 * doc/invoke.texi (Option Summary): Mention
22611 -fmerge-debug-strings.
22612 (Debugging Options): Document -fmerge-debug-strings.
22614 2008-01-18 Ian Lance Taylor <iant@google.com>
22617 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22618 (struct tree_function_decl): Add new field operator_new_flag.
22619 * tree-inline.c (expand_call_inline): When inlining a call to
22620 operator new, force the return value to go into a variable, and
22621 set DECL_NO_TBAA_P on that variable.
22622 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22624 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22627 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22628 DWARF2_DEBUGGING_INFO.
22629 (dwarf2out_note_section_used): Ditto. Add prototype.
22630 (have_multiple_function_sections, text_section_used,
22631 cold_text_section_used, *cold_text_sections): Move declarations
22634 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22636 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22637 field and add signal_ra.
22638 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22639 assignments to frame state pc. Move end of stack check after
22640 MD_FALLBACK_FRAME_STATE_FOR.
22641 (uw_update_context_1): Use frame state signal_regs if set, instead
22642 of checking signal_frame flag.
22643 (uw_update_context): Use frame state signal_ra if set.
22644 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22645 * config/xtensa/linux-unwind.h: New file.
22647 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22649 * modulo-sched.c (get_sched_window): Fix comment typo.
22651 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22653 PR tree-optimization/34648
22654 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22656 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22658 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22659 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22661 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22663 PR rtl-optimization/34400
22664 * df-core.c (df_worklist_dataflow_overeager,
22665 df_worklist_dataflow_doublequeue): New functions.
22666 (df_worklist_dataflow): Two different worklist solvers.
22667 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22670 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22673 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22674 and ftree-parallelize-loops.
22676 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22678 PR rtl-optimization/34826
22679 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22681 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22683 * global.c (find_reg): Mark the eh regs as used if necessary.
22684 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22685 * ra.h (struct allocno): no_eh_reg field added. Changed
22686 no_stack_reg type to bitfield.
22688 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22690 * tree.c (substitute_in_expr): Add missing 'break'.
22692 2008-01-17 Richard Guenther <rguenther@suse.de>
22694 PR tree-optimization/34825
22695 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22696 x / x as division to handle.
22698 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22700 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22701 "-pthread" is specified.
22702 * pa-hpux11.h (LIB_SPEC): Likewise.
22704 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22705 Peter Bergner <bergner@vnet.ibm.com>
22707 PR rtl-optimization/33796
22708 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22710 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22712 PR libgfortran/34699
22713 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22715 * pa-hpux10.h (LINK_SPEC): Likewise.
22716 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22718 2008-01-16 Richard Guenther <rguenther@suse.de>
22720 PR middle-end/32628
22721 * fold-const.c (fold_convert_const_int_from_int): Do not
22722 set overflow if that occured only because of a sign extension
22723 change when converting from/to a sizetype with the same
22724 precision and signedness.
22726 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22729 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22730 location address to the correct place. Update copyright year.
22732 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22734 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22735 no dependences in the dependence_relations vector.
22737 2008-01-16 Jan Hubicka <jh@suse.cz>
22739 PR rtl-optimization/31396
22740 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22741 * cfg.c (dump_reg_info): Print it.
22742 * regs.h (struct reg_info_t): add freq_calls_crossed.
22743 (REG_FREQ_CALLS_CROSSED): New macro.
22744 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22745 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22746 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22747 regmove_optimize): Update call crossed frequencies.
22748 * local-alloc.c (struct qty): Add freq_calls_crossed.
22749 (alloc_qty): Copute freq_calls_crossed.
22750 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22751 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22752 * ra.h (struct allocno): Add freq_calls_crossed.
22754 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22756 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22757 libgomp when compiling with ftree-parallelize-loops.
22758 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22760 2008-01-16 Richard Guenther <rguenther@suse.de>
22762 PR tree-optimization/34769
22763 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22764 * tree.c (int_cst_value): Instead make this function more
22765 permissive in what it accepts as valid input. Document this
22766 function always sign-extends the value.
22768 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22769 Richard Guenther <rguenther@suse.de>
22772 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22773 (gimple_fold_indirect_ref_rhs): ... this.
22774 (gimple_fold_indirect_ref): New function with foldings
22775 that preserve lvalueness.
22776 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22777 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22778 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22779 to fold an INDIRECT_REF, fall back to the old use of
22780 fold_indirect_ref_1.
22782 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22784 * tree-data-ref.c (subscript_dependence_tester_1): Call
22785 free_conflict_function.
22786 (compute_self_dependence): Same.
22788 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22791 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22792 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22794 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22795 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22796 for DWARF2_UNWIND_INFO targets.
22798 2008-01-16 Richard Guenther <rguenther@suse.de>
22801 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22802 type qualifiers for function types.
22804 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22806 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22807 loop_iterator li from previous commit.
22809 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22811 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22813 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22815 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22816 (parallelize_loops): Don't parallelize irreducible components.
22818 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22821 * c-opts (c_common_post_options): Do not enable CPP
22822 flag_pedantic_errors by default.
22824 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22826 PR rtl-optimization/31944
22827 * cse.c (remove_pseudo_from_table): New function.
22828 (merge_equiv_classes): Use above function to remove pseudo-registers.
22829 (invalidate): Likewise.
22831 2008-01-13 Richard Guenther <rguenther@suse.de>
22833 PR middle-end/34601
22834 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22835 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22837 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22839 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22840 validate_change to unshare the source of the PC set.
22842 2008-01-12 Jan Hubicka <jh@suse.cz>
22844 PR middle-end/32135
22845 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22846 references above array bounds. This might trigger bounds checks for
22847 pointers to arrays.
22849 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22851 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22852 new_replaceable_dependencies.
22854 2008-01-12 Doug Kwan <dougkwan@google.com>
22856 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22857 instead of OPT_Wreturn_type in warning due to ignored return type
22859 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22860 options included in -Wextra.
22861 * c.opt: New option -Wignored_qualifiers.
22862 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22863 -Wignore_qualifiers.
22864 (-Wignored-qualifiers): Document.
22865 (-Wreturn-type): Remove description of functionality now handled
22866 by -Wignored-qualifiers.
22868 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22871 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22872 NOP_EXPR if it is between integral types with the same precision.
22874 2008-01-12 Jan Hubicka <jh@suse.cz>
22877 * invoke.texi (max-inline-recursive-depth): Fix default value.
22879 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22881 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22884 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22886 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22888 2008-01-11 James E. Wilson <wilson@specifix.com>
22891 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22893 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22895 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22896 save/restore frame pointer register and don't use 'call-prologues'
22897 optimization in function with "OS_task" attribute.
22899 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22901 PR middle-end/31309
22902 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22903 when copying to memory.
22905 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22907 PR rtl-optimization/30905
22908 * cfgcleanup.c: Include dce.h
22909 (crossjumps_occured): New global variable.
22910 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22911 If something changed, set crossjumps_occured to true.
22912 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22913 Don't add/remove fake edges to exit here...
22914 (cleanup_cfg): ...but do it here, when crossjumping.
22915 Run a fast DCE when successful crossjumps occured in the latest
22916 iteration of try_optimize_cfg.
22918 2008-01-11 Richard Guenther <rguenther@suse.de>
22920 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22921 (struct vn_unary_op_s): Likewise.
22922 (vn_reference_insert): Free old reference on hash collision.
22924 2008-01-10 Raksit Ashok <raksit@google.com>
22926 PR rtl-optimization/27971
22927 * combine.c (find_split_point): Split PLUS expressions which are
22928 inside a MEM rtx, and whose first operand is complex.
22930 2008-01-10 DJ Delorie <dj@redhat.com>
22932 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22933 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22934 (m32c_hard_regno_ok): Call the underlying function.
22936 2008-01-10 Richard Guenther <rguenther@suse.de>
22938 PR middle-end/34683
22939 * tree-cfg.c (tree_merge_blocks): Do not go through the
22940 full-blown folding and stmt updating path if we just deal
22941 with virtual operands.
22942 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22943 test for abnormal SSA_NAMEs.
22945 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22947 PR middle-end/34641
22948 * reload.c (push_reload): Add assertions. All constants from
22949 reg_equiv_constant should have been used for replacing the respective
22951 (find_reloads_address): Invoke find_reloads_address_part for
22952 constant taken from the reg_equiv_constant array.
22954 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22956 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22957 field (valnum) the first in the struct. Replace bools with
22960 2008-01-10 Richard Guenther <rguenther@suse.de>
22962 PR tree-optimization/34651
22963 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22964 types and ordering for masking and converting.
22966 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22968 PR tree-optimization/34017
22969 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22970 also for PHI_NODE expressions.
22972 2008-01-09 Jan Hubicka <jh@suse.cz>
22974 PR tree-optimization/34708
22975 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22976 based on number of case labels.
22977 (init_inline_once): Remove switch_cost.
22978 * tree-inline.h (eni_weights_d): Remove switch_cost.
22980 2008-01-09 Richard Guenther <rguenther@suse.de>
22981 Andrew Pinski <andrew_pinski@playstation.sony.com>
22983 PR middle-end/30132
22984 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22985 temporary if an rvalue is ok or an lvalue is not required.
22987 2008-01-09 Richard Guenther <rguenther@suse.de>
22989 PR middle-end/34458
22990 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22991 adjust return type.
22993 2008-01-09 Richard Guenther <rguenther@suse.de>
22995 PR middle-end/34679
22996 * tree.c (host_integerp): Check for sizetype only if the
22997 type is an integer type.
22999 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23002 * opts.c (decode_options): Disable inlining of functions called
23003 once if not in unit-at-a-time mode.
23005 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23007 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23009 2008-01-08 Richard Guenther <rguenther@suse.de>
23011 PR middle-end/31863
23012 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23013 out early if the result will be unused.
23015 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23020 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23021 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23024 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23026 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23027 for vectorization tuned.
23029 2008-01-08 Richard Guenther <rguenther@suse.de>
23031 PR tree-optimization/34683
23032 * tree-ssa-operands.c (operand_build_cmp): Export.
23033 * tree-ssa-operands.h (operand_build_cmp): Declare.
23034 * tree-vn.c (vuses_compare): Remove.
23035 (sort_vuses): Use operand_build_cmp.
23036 (sort_vuses_heap): Likewise.
23037 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23038 to re-use old VEC if available. Do not sort already sorted VUSEs.
23039 (vdefs_to_vec): Do not sort already sorted VDEFs.
23041 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23043 PR middle-end/34694
23044 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23046 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23049 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23050 limitations of reciprocal sequences on x86 targets.
23052 2008-01-08 Richard Guenther <rguenther@suse.de>
23054 PR tree-optimization/34683
23055 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23057 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23060 * config/darwin.c (darwin_mergeable_string_section): Don't use
23061 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23063 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23066 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23067 negxf2. Macroize expander using X87MODEF mode iterator. Change
23068 predicates of op0 and op1 to register_operand.
23069 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23070 expander using X87MODEF mode iterator. Change predicates of
23071 op0 and op1 to register_operand.
23072 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23073 corresponding patterns and macroize using MODEF macro. Change
23074 predicates of op0 and op1 to register_operand and remove
23075 "m" constraint. Disparage "r" alternative with "!".
23076 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23077 macroize using X87MODEF macro. Change predicates of op0 and op1
23078 to register_operand and remove "m" constraint. Disparage "r"
23079 alternative with "!".
23080 (absneg splitter with memory operands): Remove.
23081 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23082 patterns and macroize using X87MODEF mode iterator.
23083 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23084 Change predicate of op1 to register_operand.
23085 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23086 for memory operands.
23088 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23090 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23092 2008-01-07 Richard Guenther <rguenther@suse.de>
23094 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23097 2008-01-07 Richard Guenther <rguenther@suse.de>
23099 PR tree-optimization/34683
23100 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23101 VOPs of the needed size to save memory. Use VEC_quick_push
23102 to save compile-time.
23103 (vdefs_to_vec): Likewise.
23105 2008-01-07 Sa Liu <saliu@de.ibm.com>
23107 * config/spu/spu.md (divdf3): Genetate inline code for double
23108 division. The implementation doesn't handle INF or NAN, therefore it
23109 only applies when -ffinite-math-only is given.
23111 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23114 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23115 * doc/cpp.texi ([Common Predefined Macros]): Document.
23117 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23119 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23120 order to use commutative addition instead of subtraction.
23122 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23123 Mircea Namolaru <namolaru@il.ibm.com>
23124 Vladimir Yanovsky <yanov@il.ibm.com>
23125 Revital Eres <eres@il.ibm.com>
23127 PR tree-optimization/34263
23128 * tree-outof-ssa.c (process_single_block_loop_latch,
23129 contains_tree_r): New functions.
23130 (analyze_edges_for_bb): Call process_single_block_loop_latch
23131 function to empty single-basic-block latch block if possible.
23133 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23135 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23137 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23139 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23141 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23143 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23145 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23147 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23149 PR tree-optimization/34618
23150 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23153 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23156 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23157 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23158 Update copyright year.
23160 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23161 Update copyright year.
23162 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23165 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23167 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23168 edge does not point to current bb before changing need_assert.
23170 2008-01-04 Richard Guenther <rguenther@suse.de>
23172 PR middle-end/34029
23173 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23174 for verifying purposes if they are is_gimple_min_invariant.
23176 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23178 PR tree-optimization/34448
23179 PR tree-optimization/34465
23180 * gimplify.c (gimplify_init_constructor): Add new parameter
23181 notify_temp_creation. Use it.
23182 (gimplify_modify_expr_rhs): Take volatiles into account when
23183 optimizing constructors.
23184 Do not optimize constructors if gimplify_init_constructor will dump to
23186 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23187 * gcc.c-torture/compile/pr34448.c: New.
23189 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23191 PR gcov-profile/34609
23192 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23193 return_slot if result is TREE_ADDRESSABLE.
23195 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23197 * config/mips/mips.md (sqrt_condition): Tweak comment.
23198 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23200 2008-01-03 Tom Tromey <tromey@redhat.com>
23203 * c-common.c (c_type_hash): Handle VLAs.
23205 2008-01-03 Jan Hubicka <jh@suse.cz>
23207 PR tree-optimization/31081
23208 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
23209 0 when inlining and not inlining to first basic block.
23210 (remap_decl): When var is initialized to 0, don't set default_def.
23211 (expand_call_inline): Set entry_bb.
23212 * tree-inline.h (copy_body_data): Add entry_bb.
23214 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23217 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
23220 PR tree-optimization/29484
23221 * tree-inline.c (inline_forbidden_p_2): New function.
23222 (inline_forbidden_p): Disallow inlining if some static var
23223 has an address of a local LABEL_DECL in its initializer.
23224 * doc/extend.texi (Labels as Values): Document &&foo behaviour
23227 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
23229 PR tree-optimization/34635
23230 * tree-data-ref.c (add_other_self_distances): Make sure that the
23231 evolution step is constant.
23233 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23235 PR middle-end/34608
23236 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
23238 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
23240 * tree-sra.c (scalarize_init): Insert the generate_element_init
23241 statements after the generate_element_zero statements.
23243 2008-01-02 Richard Guenther <rguenther@suse.de>
23245 PR middle-end/34093
23246 PR middle-end/31976
23247 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23248 for very large number of operands instead of ICEing.
23250 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23253 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23254 while stack probing.
23256 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23258 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
23261 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
23263 PR libmudflap/26442
23264 * tree-mudflap.c (mx_register_decls): Guard warning by
23265 !DECL_ARTIFICIAL check.
23267 2008-01-01 Jakub Jelinek <jakub@redhat.com>
23269 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
23270 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
23271 sse5_perm<mode>): Fix constraints.