1 2008-09-12 Richard Guenther <rguenther@suse.de>
3 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
7 PR rtl-optimization/37424
8 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
9 the regnos instead of the addresses.
11 2008-09-11 Janis Johnson <janis187@us.ibm.com>
13 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
15 2008-09-11 Richard Guenther <rguenther@suse.de>
17 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
18 entering the weaker equivalence recording.
20 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
22 2008-09-11 Jeff Law <law@redhat.com>
24 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
25 by assign_stack_local on the IRA path for stack slot sharing
26 as well as the non-IRA path.
28 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
30 * config/i386/i386.h: Fix whitespace issues.
32 2008-09-11 Martin Jambor <mjambor@suse.cz>
34 * ipa-prop.h (struct ipa_param_flags): Removed.
35 (struct ipa_param_descriptor): New structure.
36 (struct ipa_node_params): ipcp_lattices, param_decls and
37 param_flags moved to ipa_param_description.
38 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
39 descriptors. Renamed all users.
40 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
41 changed to access descriptors. Renamed all users.
42 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
43 to access descriptors. Renamed all users.
44 * ipa-cp.c (ipcp_init_cloned_node): Call
45 ipa_initialize_node_params instead of ipa_count_formal_params and
46 ipa_create_param_decls_array.
47 (ipcp_analyze_node): Likewise.
48 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
49 descriptors. Renamed all users.
50 (ipcp_initialize_node_lattices): Remove allocation.
51 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
52 ipa_initialize_node_params instead of ipa_count_formal_params and
53 ipa_create_param_decls_array.
54 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
55 ipa_populate_param_decls, made static, added parameter info,
56 renamed mt to node, removed allocation, changed to use
58 (ipa_count_formal_params): Made static, added parameter info,
60 (ipa_initialize_node_params): New function.
61 (ipa_check_stmt_modifications): Changed to use descriptors.
62 (ipa_detect_param_modifications): Removed allocation, changed to
64 (ipa_note_param_call): Changed to use descriptors.
65 (ipa_analyze_params_uses): Removed allocation.
66 (ipa_free_node_params_substructures): Changed to use descriptors.
67 (ipa_edge_duplication_hook): Use the unused attribute.
68 (ipa_node_duplication_hook): Use the unused attribute, changed to
69 use descriptors, changed to duplicate descriptors.
71 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
72 changed all callers. Call ipa_propagate_indirect_call_infos if doing
73 indirect inlining. Made static.
74 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
75 functions called only once.
76 (cgraph_decide_recursive_inlining): Don't call
77 ipa_propagate_indirect_call_infos, pass new_edges to
78 cgraph_mark_inline_edge instead.
79 (cgraph_decide_inlining_of_small_functions): Don't call
80 ipa_propagate_indirect_call_infos, pass new_edges to
81 cgraph_mark_inline_edge instead.
82 (cgraph_decide_inlining): Don't call
83 ipa_propagate_indirect_call_infos.
84 * ipa-prop.c: Check that vectors are allocated.
86 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
87 iff a new cgraph edges have been created.
88 (cgraph_decide_inlining): New variable redo_always_inline.
89 Flattening and always_inlining loop until callgraph stabilizes.
90 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
91 true iff new cgraph edges have been created.
92 (propagate_info_to_inlined_callees): Likewise.
93 (ipa_propagate_indirect_call_infos): Likewise.
95 2008-09-11 Richard Guenther <rguenther@suse.de>
97 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
98 (set_prologue_iterations): Likewise.
99 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
101 (vect_update_init_of_dr): Likewise.
102 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
104 * fold-const.c (fold_unary): Do not generate calculations
107 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
109 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
110 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
111 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
113 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return a bool.
114 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
115 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
116 before finalizing the changes.
117 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
119 (simplify_truth_ops_using_ranges): New.
120 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
121 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
122 whether a simplification was made.
123 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
124 use a switch statement and also call simplify_truth_ops_using_ranges.
126 2008-09-11 Jan Hubicka <jh@suse.cz>
128 * ggc-common.c (loc_array): Make static.
129 * dce.c (rest_of_handle_ud_dce): Free worklist.
131 2008-09-11 Jan Hubicka <jh@suse.cz>
133 * cgraph.c (cgraph_release_function_body): Plug memory leak on
134 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct function
135 so we are sure we do not dangle it forever.
136 * function.c (outer_function_chain, find_function_data): Remove.
137 (function_context_stack): New.
138 (push_function_context, pop_function_context): Update.
139 * function.h (struct function): Remove pointer outer.
140 (outer_function_chain, find_function_data): Remove.
141 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
143 2008-09-11 Jan Hubicka <jh@suse.cz>
146 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
148 2008-09-11 Jan Hubicka <jh@suse.cz>
150 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
152 2008-09-11 Jan Hubicka <jh@suse.cz>
154 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
155 (free_var_map_entry): New function.
156 (redirect_edge_var_map_destroy): Use it.
158 2008-09-11 Jan Hubicka <jh@suse.cz>
161 * tree-inline.c (add_lexical_block): Replace with ...
162 (prepend_lexical_block): ... prepend at begginig.
163 (remap_blocks): Use it and reverse later.
164 (expand_call_inline): Use prepend_lexical_block.
166 2008-09-11 Jan Hubicka <jh@suse.cz>
168 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
170 2008-09-11 Jan Hubicka <jh@suse.cz>
172 * function.c (free_after_compilation): Call insn_locators_free.
173 * cfglayout.c (insn_locators_free): New function.
174 * rtl.h (insn_locators_free): Declare.
176 2008-09-11 Jan Hubicka <jh@suse.cz>
178 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
180 (cond_move_process_if_block): Update call.
182 2008-09-11 Jan Hubicka <jh@suse.cz>
184 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
185 * vec.c: Include hashtab.h
186 (vec_descriptor, ptr_hash_entry): New structures.
187 (vec_desc_hash, vec_ptr_map): New static variables.
188 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
189 register_overhead, free_overhead, vec_heap_free): New functions.
190 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
191 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
192 (cmp_statistic, add_statistics, dump_vec_loc_statistics): New functions.
194 2008-09-11 Ira Rosen <irar@il.ibm.com>
196 PR tree-optimization/37474
197 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
198 length of load permutation.
200 2008-09-11 Andreas Schwab <schwab@suse.de>
202 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
204 2008-09-11 Jakub Jelinek <jakub@redhat.com>
207 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
208 * dse.c (find_shift_sequence): Use extract_low_bits instead of
211 2008-09-11 Ira Rosen <irar@il.ibm.com>
213 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
216 2008-09-10 Jakub Jelinek <jakub@redhat.com>
219 * gimplify.c (gimplify_body): Call default_rtl_profile.
222 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
223 instead of tok->val.node if not expanding to something else. Handle
224 intervening CPP_PADDING tokens.
225 (altivec_categorize_keyword): Remove unneeded comparisons.
227 2008-09-10 Richard Guenther <rguenther@suse.de>
229 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
231 2008-09-10 Richard Guenther <rguenther@suse.de>
234 * tree-inline.c (insert_init_stmt): Make sure to not
235 insert invalid gimple stores.
237 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
239 PR tree-optimization/37388
240 * toplev.c (process_options): Fail and warn when graphite
241 flags are used, but the compiler has not been configured
242 with graphite libraries.
243 * graphite.c (graphite_transform_loops): Remove printfs
244 to dump_file for the case when graphite is not available.
246 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
249 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
250 the even element into register.
251 (ix86_expand_vector_init_general): Don't use
252 ix86_expand_vector_init_interleave on V16QImode and V8HImode
253 if we can't move from GPR to SSE register directly.
255 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
257 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
258 not lose track of the number of NOPs needed. Number of NOPs needed
259 for sync vs. loads workaround was switched; corrected. Run second
260 pass for all workarounds. No NOPs needed after call insns. Change
261 second pass to use find_next_insn_start and find_load helpers in order
262 to properly detect parallel insns.
263 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
265 2008-09-10 Jan Hubicka <jh@suse.cz>
267 * value-prof.c (gimple_ic): Fix tuplification bug.
268 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
271 2008-09-10 Jakub Jelinek <jakub@redhat.com>
273 PR tree-optimization/37353
274 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
275 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
276 calls instead of cond_dead_built_in_calls.
277 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
278 initalize the vector only before adding first entry. Use VEC_safe_push
279 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
280 shrink_wrap_conditional_dead_built_in_calls call.
282 2008-09-10 Ira Rosen <irar@il.ibm.com>
284 PR tree-optimization/37385
285 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
286 and use it as a vector type if not NULL.
287 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
289 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
291 (vectorizable_load): Likewise.
293 2008-09-10 Jakub Jelinek <jakub@redhat.com>
295 * config/i386/i386.md (SWI32): New mode iterator.
296 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
299 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
301 PR rtl-optimization/37435
302 * caller-save.c (insert_restore, insert_save): Check the mode by
305 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
308 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
310 (dw2_output_indirect_constant_1): Use unstripped name in symbol
313 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
315 * doc/invoke.texi (ARM Options): Correct errors in discussion
316 of -mfloat-abi, -mhard-float, and -msoft-float.
318 2008-09-09 Jakub Jelinek <jakub@redhat.com>
319 Jan Hubicka <jh@suse.cz>
322 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
323 calling gimple_regimplify_operands on it. Iterate over all newly
324 added statements, not just the last one.
325 (insert_init_stmt): Insert stmt into seq first, then call
326 gimple_regimplify_operands on it. Don't create new gimplification
327 context, nor find referenced vars.
329 2008-09-09 Jakub Jelinek <jakub@redhat.com>
332 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
333 to pointer to vector pointer.
334 * ipa-prop.c (ipa_propagate_indirect_call_infos,
335 propagate_info_to_inlined_callees): Likewise.
336 (update_call_notes_after_inlining): Likewise. Push new indirect edge
337 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
338 ipa_check_create_edge_args.
339 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
340 to pointer to vector pointer.
341 (cgraph_decide_inlining_of_small_function): Adjust
342 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
346 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when optimizing
349 PR rtl-optimization/37408
350 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
353 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
355 PR tree-optimization/37375
356 * tree-scalar-evolution.c (scev_info_str): Add field instantiated_below.
357 (new_scev_info_str, eq_scev_info, find_var_scev_info,
358 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
359 set_instantiated_value): Pass instantiated_below.
360 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to
362 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
363 the definitions are not instantiated.
365 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
366 (block_before_loop): New.
367 * tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev.
368 * graphite.c (block_before_scop): New.
369 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
370 basic block, not a loop for determining the parameters.
371 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
373 (idx_record_params, find_params_in_bb, find_scop_parameters,
374 build_loop_iteration_domains, add_conditions_to_domain): Update calls
377 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
379 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
383 * ira-build.c (ira_create_allocno): Setup frequency to 0.
385 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
386 Check zero freq and increase if necessary.
388 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
390 * ira-conflicts.c (process_regs_for_copy): Check that the hard
391 regno is in the right range. Add comments.
393 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
395 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
397 * mips-tfile.c (copy_object): Cast alloca result to int *.
398 * mips-tdump.c (print_symbol): Cast xmalloc return values to
400 Rename class to sclass.
401 (read_tfile): Cast read_seek return values to proper types.
402 Cast xcalloc return value to proper type.
404 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
406 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
407 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
408 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
410 2008-09-09 Jan Hubicka <jh@suse.cz>
412 * profile.c (is_edge_inconsistent): Add debug output; ignore
413 negative count on fake edges.
414 (is_inconsistent): Add debug output.
416 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
418 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
420 (choose_ready): When first insn is chosen from the ready list, also
423 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
425 PR rtl-optimization/37360
426 * haifa-sched.c (max_issue): Do not assert that we never issue more
427 insns than issue_rate. Add comment.
429 2008-09-09 Richard Guenther <rguenther@suse.de>
431 * tree-cfg.c (verify_types_in_gimple_op): Remove.
432 (verify_types_in_gimple_call): Rename to ...
433 (verify_gimple_call): ... this. Enhance.
434 (verify_types_in_gimple_cond): Remove.
435 (verify_gimple_comparison): New function ...
436 (verify_types_in_gimple_assign): ... split out from here.
437 (verify_types_in_gimple_return): Rename to ...
438 (verify_gimple_return): ... this. Enhance.
439 (verify_types_in_gimple_switch): Rename to ...
440 (verify_gimple_switch): ... this. Enhance.
441 (verify_gimple_goto): New function.
442 (verify_types_in_gimple_phi): Rename to ...
443 (verify_gimple_phi): ... this. Enhance.
444 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
445 Fold in single-statement cases from verify_types_in_gimple_seq_2.
446 (verify_types_in_gimple_seq_2): Remove cases handled in
447 verify_types_in_gimple_stmt.
449 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
451 * config/bfin/bfin.c (n_regs_to_save): New static variable.
452 (push_multiple_operation, pop_multiple_operation): Set it.
453 (workaround_rts_anomaly): New function.
454 (workaround_speculation): New function, broken out of bfin_reorg.
455 (bfin_reorg): Call the new functions.
457 2008-09-09 Richard Guenther <rguenther@suse.de>
461 * gimplify.c (gimplify_conversion): Change conversions of
462 non-register type to VIEW_CONVERT_EXPRs.
463 (gimplify_addr_expr): If we need to make the operand
464 addressable make sure to use a properly initialized
465 temporary for that so it gets a valid gimple store.
467 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
469 * function.h (struct function): Add function_start_locus.
470 * cfgexpand.c (gimple_expand_cfg): Use it.
471 * c-parser.c (c_parser_declaration_or_fndef): Set it.
473 2008-09-09 Richard Guenther <rguenther@suse.de>
475 PR tree-optimization/37433
476 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
479 2008-09-09 Richard Guenther <rguenther@suse.de>
481 PR tree-optimization/37387
482 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
483 and bits to a common type.
485 2008-09-09 Nick Clifton <nickc@redhat.com>
487 * config/v850/v850.md (return): Restore frame size restriction.
489 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
491 * c-common.c (c_expand_decl): Remove.
492 * c-common.h (anon_aggr_type_p): Remove prototype.
493 (DECL_ANON_UNION_ELEMS): Remove.
494 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
495 * c-decl.c (anon_aggr_type_p): Remove.
496 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
497 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
498 * langhooks.h (struct lang_hooks): Remove expand_decl.
499 * langhooks.c (lhd_expand_decl): Remove.
500 * stmt.c (expand_anon_union_decl): Remove.
501 * tree.h (expand_anon_union_decl): Remove prototype.
503 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
506 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
508 * config/avr/avr.md (QISI) : Define mode iterator.
509 (negated_tst<mode>) : Redefine as split using mode macro.
510 (reversed_tstqi): Define insn as reversed compare with zero.
511 (reversed_tsthi): Ditto.
512 (reversed_tstsi): Ditto.
514 2008-09-08 Jakub Jelinek <jakub@redhat.com>
517 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
518 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
521 * predict.c (optimize_function_for_size_p): Don't segfault if
523 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
524 tree_swap_operands_p): Don't test cfun != NULL before calling
525 optimize_function_for_s*_p.
527 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
529 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
532 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
534 * crx/crx.h (IRA_COVER_CLASSES): Define.
536 2008-09-08 Jakub Jelinek <jakub@redhat.com>
539 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
540 even when a stmt has been gimple_modified_p, but after fold_stmt is
541 not any longer. Remove unneeded may_have_exposed_new_symbols
544 2008-09-08 Richard Guenther <rguenther@suse.de>
546 PR tree-optimization/37421
547 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
550 2008-09-08 Jakub Jelinek <jakub@redhat.com>
553 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
555 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
558 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
559 * pa-hpux10.h (LINK_SPEC): Likewise.
560 * pa-hpux11.h (LINK_SPEC): Likewise.
562 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
564 * pa32-regs.h (IRA_COVER_CLASSES): Define.
565 * pa64-regs.h (IRA_COVER_CLASSES): Define.
567 2008-09-07 Helge Deller <deller@gmx.de>
569 * pa/linux-atomic.c: New file.
570 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
571 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
573 2008-09-07 Richard Guenther <rguenther@suse.de>
574 Ira Rosen <irar@il.ibm.com>
576 PR tree-optimization/36630
577 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
578 Call STRIP_NOPS before calling evolution_part_in_loop_num.
580 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
581 Ira Rosen <irar@il.ibm.com>
583 PR tree-optimization/35642
584 * config/rs6000/altivec.md (mulv8hi3): Implement.
586 2008-09-06 Jeff Law <law@redhat.com>
588 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
590 2008-09-06 Jan Hubicka <jh@suse.cz>
592 PR tree-optimization/14703
593 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
595 * passes.c (init_optimization_passes): Recompute inline parameters.
597 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
599 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
602 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
603 Peter Fuerst <post@pfrst.de>
605 * doc/invoke.texi: Document -mr10k-cache-barrier=.
606 * doc/extend.texi: Document __builtin_mips_cache.
607 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
608 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
609 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
610 __GCC_HAVE_BUILTIN_MIPS_CACHE.
611 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
612 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
613 (set_push_mips_isas): New variable.
614 (mips_r10k_cache_barrier): New variable.
615 (cache): New availability predicate.
616 (mips_builtins): Add an entry for __builtin_mips_cache.
617 (mips_build_cvpointer_type): New function.
618 (MIPS_ATYPE_CVPOINTER): New macro.
619 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
621 (r10k_simplified_address_p, r10k_simplify_address)
622 (r10k_uncached_address_p, r10k_safe_address_p)
623 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
624 (r10k_needs_protection_p_call, r10k_needs_protection_p)
625 (r10k_insert_cache_barriers): New functions.
626 (mips_reorg_process_insns): Delete cache barriers after a
627 branch-likely instruction.
628 (mips_reorg): Call r10k_insert_cache_barriers.
629 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
630 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
631 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
632 (mips_cache, r10k_cache_barrier): New define_insns.
634 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
636 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
637 * ira-color.c (setup_allocno_left_conflicts_num): Use
638 hard_reg_set_equal_p instead of a comparison with
639 ira_zero_hard_reg_set.
640 * ira.c (setup_reg_subclasses): Likewise.
641 (setup_cover_and_important_classes): Likewise.
642 (setup_class_translate): Likewise.
643 (setup_reg_class_intersect_union): Likewise.
644 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
645 (ira_init_once): Don't initialize them.
647 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
649 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
651 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
653 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
655 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
657 Improved branch hints, safe hints, and scheduling.
659 * haifa-sched.c (sched_emit_insn) : Define.
660 * sched-int.h (sched_emit_insn) : Add prototype.
661 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
662 -mhint-max-distance -msafe-hints) : Document.
663 * config/spu/spu.c (spu_flag_var_tracking): New.
664 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
665 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
666 TARGET_ASM_FILE_START): Define.
667 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
668 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
669 (spu_emit_branch_hint): Add blocks argument.
670 (insert_branch_hints, insert_nops): Remove.
671 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
672 uses_ls_unit, spu_sched_init_global, spu_sched_init,
673 spu_sched_reorder, asm_file_start): New functions.
674 (clock_var, spu_sched_length, pipe0_clock,
675 pipe1_clock, prev_clock_var, prev_priority,
676 spu_ls_first, prev_ls_clock): New static variables.
677 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
678 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
679 (nopn_nv): Add a non-volatile version of nop.
680 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
681 -mhint-max-distance, -msafe-hints): New options.
683 2008-09-05 Janis Johnson <janis187@us.ibm.com>
684 Samuel Tardieu <sam@rfc1149.net>
686 * opts.c (decode_options): Combine nested if statements.
689 * opts.c (decode_options): Handle more relationships among
690 unit-at-a-time, toplevel-reorder, and section-anchors.
692 2008-09-05 David Daney <ddaney@avtrex.com>
694 * doc/install.texi (--enable-reduced-reflection): Document new option.
696 2008-09-05 Bob Wilson <bob.wilson@acm.org>
698 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
700 (constantpool_operand): New.
701 (move_operand): Disallow sub-word modes for the constant pool.
702 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
703 (xtensa_secondary_reload_class): Replace with....
704 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
705 Set icode for sub-word reloads from the constant pool.
706 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
707 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
708 * config/xtensa/xtensa.md (reload<mode>_literal): New.
709 * config/xtensa/xtensa-protos.h: Update prototypes.
711 2008-09-05 Joseph Myers <joseph@codesourcery.com>
713 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
714 (REG_CLASS_NAMES): Update.
715 (REG_CLASS_CONTENTS): Update.
716 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
717 of ALL_REGS for regs 77 and 78.
718 * function.c (instantiate_virtual_regs_in_insn): Assert that
719 return value of simplify_gen_subreg is not NULL.
721 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
723 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
724 (gen_rtvec_v): Fix coding standards.
726 2008-09-04 Jan Hubicka <jh@suse.cz>
728 * i386.c (decide_alg): Be more conservative about optimizing for size.
730 2008-09-04 Ian Lance Taylor <iant@google.com>
732 * varasm.c (narrowing_initializer_constant_valid_p): New
734 (initializer_constant_valid_p): Call it.
736 2008-09-04 Jeff Law <law@redhat.com>
738 * fold-const.c (native_encode_real): Fix computation of WORDS.
739 (native_interpret_real): Likewise.
741 2008-09-04 Janis Johnson <janis187@us.ibm.com>
743 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
745 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
747 * ira-conflicts.c (process_regs_for_copy): Check insn to check
748 that the cost is already taken into account in ira-costs.c
750 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
752 * ira-build.c (print_copy, print_copies, ira_debug_copy,
753 ira_debug_copies): New.
754 (ira_bulid): Call print_copies.
756 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
758 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
761 * config/rs6000/rs6000.c (optimization_options): Remove check of
764 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
766 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
767 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
768 second operand is a reg_imm10_operand.
769 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
770 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
771 (*seq_<GPR:mode><GPR2:mode>): Rename to
772 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
774 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
775 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
777 (*sne_<GPR:mode><GPR2:mode>): Rename to
778 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
781 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
783 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
784 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
785 combining an arithmetic right shift by more than 31 and a
786 trunction. Don't match for out-of-range shift amounts. Set
787 attribute mode to <MODE>.
788 (*lshr32_trunc<mode>): Name the pattern combining a logical right
789 shift by 32 and and a truncation. Set attribute mode to <MODE>.
790 (*<optab>_trunc<mode>_exts): New pattern for truncated right
791 shifts by less than 32.
792 (extv): Change predicate on first operand to accept registers.
793 Change predicate of the other operands from immediate_operand to
794 const_int_operand. Expand exts when source is a register.
795 (extzv): Change predicate of the constant operands from
796 immediate_operand to const_int_operand.
797 (extzv<mode>): Change predicate of the constant operands from
798 immediate_operand to const_int_operand and no constraint. Also
800 (*extzv_trunc<mode>_exts): New pattern.
802 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
804 * config/mips/mips.h (ISA_HAS_CINS): New macro.
805 * config/mips/mips-protos.h (mask_low_and_shift_p,
806 mask_low_and_shift_len): Declare.
807 * config/mips/mips.c (mask_low_and_shift_p,
808 mask_low_and_shift_len): New functions.
809 (mips_print_operand): Handle new operand prefix "m".
810 * config/mips/mips.md (*cins<mode>): New pattern.
812 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
814 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
817 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
819 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
820 regardless of epilogue_completed.
822 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
825 * ira-lives.c (process_bb_node_lives): Check setjmp.
827 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
830 * ira-build.c (form_loop_tree): Reverse BB walk.
831 (create_bb_allocnos): Likewise.
832 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
833 (mark_reg_store): Rename to...
834 (mark_ref_live): ...this and take a df_ref argument instead of
835 note_stores arguments. Assert that we have a register.
836 (mark_reg_clobber): Delete.
837 (def_conflicts_with_inputs_p): New function.
838 (mark_reg_conflicts): Delete.
839 (mark_reg_death): Rename to...
840 (mark_ref_dead): ...this and take a df_ref argument instead of
841 a register. Assert that we have a register.
842 (process_bb_node_lives): Hoist frequency calculation out of
843 instruction walk. Convert from a forwards scan to a backwards scan.
844 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
845 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
846 (create_allocno_live_ranges): Don't create regs_set.
848 2008-09-04 Ian Lance Taylor <iant@google.com>
850 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
852 * calls.c (emit_library_call_value_1): Use MEM_P rather than
853 comparing MODE with MEM.
854 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
855 comparing with GF_PREDICT_TAKEN.
856 (gimple_get_lhs): Change code to enum gimple_code.
857 (gimple_set_lhs): Likewise.
858 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
859 * omp-low.c (find_omp_clause): Change kind parameter to enum
861 * tree-flow.h (find_omp_clause): Update declaration.
862 * regrename.c (clear_dead_regs): Change kind parameter to enum
864 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
866 * see.c (see_get_extension_data): Change return type to enum
867 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
868 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
869 (see_gen_normalized_extension): Change extension_code parameter to
871 (see_seek_pre_extension_expr): Change extension_code to enum
873 (see_merge_one_def_extension): Likewise.
874 (see_handle_relevant_defs): Likewise.
875 (see_handle_relevant_uses): Likewise.
876 (see_analyze_one_def): Likewise.
877 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
878 GIMPLE_ASM rather than ASM_EXPR.
879 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
880 GIMPLE_RETURN rather than RETURN_EXPR.
881 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
882 (evaluate_stmt): Likewise.
883 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
884 to enum vect_relevant.
885 (vect_mark_stmts_to_be_vectorized): Change assertion to not
886 compare gimple codes with tree codes.
888 2008-09-04 Paul Brook <paul@codesourcery.com>
890 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
892 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
894 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
895 pointer check lost in the recent no-unit-at-a-time patch.
897 2008-09-04 Jan Hubicka <jh@suse.cz>
900 * tree-switch-conversion.c (check_final_bb): Accept only IP
903 2008-09-04 Jan Hubicka <jh@suse.cz>
905 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
907 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
908 using_ranges argument.
909 (vrp_evaluate_conditional): Avoid bogus warning for type range.
910 (vrp_visit_cond_stmt): Update call of
911 vrp_evaluate_conditional_warnv_with_ops
913 2008-09-04 Jan Hubicka <jh@suse.cz>
915 PR tree-optimization/37345
916 PR tree-optimization/37358
917 PR tree-optimization/37357
918 * tree.c (build_function_type_skip_args): Build distinct type copy;
920 (build_function_decl_skip_args): Set type of new decl not orig decl;
921 clear DECL_VINDEX for methods turned into functions.
923 2008-09-04 Nick Clifton <nickc@redhat.com>
925 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
926 * configure: Regenerate.
927 * config.in: Regenerate.
928 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
929 alignment field, if it is supported.
931 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
933 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
936 2008-09-03 David Edelsohn <edelsohn@gnu.org>
938 * config/rs6000/rs6000.c (processor_target_table): Do not
939 enable VMX for POWER6.
941 2008-09-03 Anton Blanchard <anton@samba.org>
943 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
944 emit memory barrier before operation.
946 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
949 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
950 default_elf_asm_output_external.
952 2008-09-03 Jeff Law <law@redhat.com>
954 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
956 2008-09-03 Richard Henderson <rth@redhat.com>
958 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
959 memory barrier to below the test-and-set.
960 (alpha_split_lock_test_and_set_12): Likewise.
962 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
966 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
969 * ira-color.c (print_loop_title): Use all_allocnos.
970 (color_pass): Ditto. Don't add border_allocnos. Check that
971 subloop allocno in the correspdoning bitmap all_allocnos.
973 * ira-emit.c (change_loop): Use all_allocnos.
975 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
977 (ira_create_allocno): Set up all_allocnos bit for the created
979 (create_cap_allocno): Remove setting mentioned_allocnos.
980 (create_insn_allocnos): Ditto.
981 (remove_unnecessary_allocnos): Use all_allocnos.
982 (check_allocno_creation): Check that allocnos are in the
983 corresponding bitmap all_allocnos.
985 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
989 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
990 (process_regs_for_copy): Process subregs. Refine check when cost
991 is taken into account in ira-costs.c.
992 (process_reg_shuffles): Use REG_SUBREG_P.
993 (add_insn_allocno_copies): Ditto. Ignore modes.
995 * ira-color.c (conflict_allocno_vec): New.
996 (COST_HOP_DIVISOR): New macro.
997 (update_copy_costs_1): Use it.
998 (update_conflict_hard_regno_costs): New function.
999 (assign_hard_reg): Use it.
1000 (ira_color): Allocate and free conflict_allocno_vec.
1002 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1006 * ira-int.h (ira_sort_insn_chain): Remove.
1008 * ira.c (basic_block_order_nums, chain_insn_order,
1009 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
1010 (ira): Don't call ira_sort_insn_chain.
1012 * reload1.c (reload): Don't call ira_sort_insn_chain.
1014 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1017 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1018 which become non throw.
1019 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1020 update_call_expr after updating the flags on the decl.
1022 2008-09-03 Jan Hubicka <jh@suse.cz>
1024 PR tree-optimization/37315
1025 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1026 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1027 (cgraph_analyze_functions): Use node->analyzed
1028 (cgraph_mark_functions_to_output): Likewise.
1029 (cgraph_expand_function): All functions can be released after
1031 (cgraph_optimize): Use gimple_has_body_p.
1032 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1033 (cgraph_decide_inlining_incrementally): Likewise.
1034 (inline_transform): Inline transform.
1035 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1037 (inlinable_function_p): Drop gimple_body check.
1038 (expand_call_inline): Use gimple_has_body_p.
1039 * gimple.c (gimple_has_body_p): New.
1040 * gimple.h (gimple_has_body_p): Add prototype.
1041 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1042 (dump_function_to_file): Use gimple_has_body_p check.
1044 2008-09-03 Jakub Jelinek <jakub@redhat.com>
1047 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
1049 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
1051 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1053 From Michael Frysinger <michael.frysinger@analog.com>
1054 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
1055 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
1058 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
1061 * doc/extend.texi: Document picoChip builtin functions.
1062 * doc/invoke.texi: Document picoChip options.
1063 * doc/contrib.texi: Add picoChip contribution.
1064 * doc/md.texi: Document picoChip constraints.
1065 * config.gcc: Add picochip-*-*.
1066 * config/picochip/: Add new port.
1068 2008-09-03 Richard Guenther <rguenther@suse.de>
1070 PR tree-optimization/37328
1071 * tree-sra.c (sra_build_assignment): Gimplify properly.
1072 (generate_copy_inout): Take the correct stmt as definition,
1073 remove bogus assert.
1075 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1077 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
1080 From Michael Frysinger <michael.frysinger@analog.com>
1081 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
1083 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
1085 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
1086 (__gthread_setspecific): Revert 2008-08-31 change to
1087 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
1089 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
1091 * diagnostic.c (error_at): New.
1092 * toplev.h (error_at): New prototype.
1093 * c-typeck.c (build_array_ref): Call error_at instead of error.
1094 Pass location to pedwarn.
1096 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
1098 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
1100 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1102 * dwarf2out.c (tree_add_const_value_attribute): Only handle
1103 VAR_DECL and CONST_DECL.
1105 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1106 Jakub Jelinek <jakub@redhat.com>
1108 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
1109 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
1110 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
1111 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
1112 Don't set ix86_save_varrargs_registers.
1113 (ix86_setup_incoming_varargs): Assume cum != NULL.
1114 (ix86_va_start): Check ix86_varargs_gpr_size and
1115 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
1116 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
1117 from frame pointer if ix86_varargs_gpr_size == 0.
1118 (ix86_compute_frame_layout): Updated.
1119 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
1120 (ix86_varargs_gpr_size): Define.
1121 (ix86_varargs_fpr_size): Likewise.
1122 (machine_function): Remove save_varrargs_registers.
1123 Add varargs_gpr_size and varargs_fpr_size.
1125 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1127 * config/alpha/alpha.c (va_list_skip_additions,
1128 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
1129 (alpha_gimplify_va_arg): Call unshare_expr on second use of
1132 PR tree-optimization/36766
1133 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
1134 for already removed basic blocks.
1137 * real.c (real_maxval): Clear a lower bit to make real_maxval
1138 match get_max_float for IBM long double format.
1140 2008-09-02 Andreas Schwab <schwab@suse.de>
1142 * configure.ac: Use m4_quote to quote the expansion of m4_do.
1143 * configure: Regenerate.
1145 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1147 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1148 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1149 checking for a non-VOID CONSTANT_P.
1151 2008-09-02 Jan Hubicka <jh@suse.cz>
1153 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1154 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
1157 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1159 * expr.c (emit_group_store): Don't assert stack temp mode size.
1161 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
1162 Tobias Grosser <grosser@fim.uni-passau.de>
1163 Jan Sjodin <jan.sjodin@amd.com>
1164 Harsha Jagasia <harsha.jagasia@amd.com>
1165 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1166 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1167 Adrien Eliche <aeliche@isty.uvsq.fr>
1169 Merge from graphite branch.
1172 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
1173 * doc/invoke.texi (-floop-block, -floop-interchange,
1174 -floop-strip-mine): Document new flags.
1175 * tree-into-ssa.c (gimple_vec): Moved...
1176 * tree-loop-distribution.c (rdg_component): Moved...
1177 * cfgloopmanip.c: Include tree-flow.h.
1178 (update_dominators_in_loop): New.
1179 (create_empty_if_region_on_edge): New.
1180 (create_empty_loop_on_edge): New.
1181 (loopify): Use update_dominators_in_loop.
1182 * tree-pass.h (pass_graphite_transforms): Declared.
1183 * configure: Regenerate.
1184 * tree-phinodes.c (make_phi_node): Export.
1185 (add_phi_node_to_bb): New, split from create_phi_node.
1186 * tree-chrec.c (for_each_scev_op): New.
1187 * tree-chrec.h (for_each_scev_op): Declared.
1188 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
1189 (remove_statement): Call get_phi_with_result.
1190 * config.in (HAVE_cloog): Undef.
1191 * gdbinit.in (pgg): New.
1192 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1193 * tree-ssa-loop.c (graphite_transforms): New.
1194 (gate_graphite_transforms): New.
1195 (pass_graphite_transforms): New.
1196 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1197 HAVE_cloog): Defined.
1198 * tree-vectorizer.c (rename_variables_in_bb): Export.
1199 * tree-data-ref.c (dr_may_alias_p): Export.
1200 (stmt_simple_memref_p): New.
1201 (find_data_references_in_stmt): Export.
1202 (find_data_references_in_loop): Export.
1203 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1204 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1205 (create_rdg_vertices): Export.
1206 (build_empty_rdg): New.
1207 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1208 * tree-data-ref.h (rdg_component): ... here.
1210 (struct data_reference): Add a field scop.
1212 (find_data_references_in_loop): Declared.
1213 (find_data_references_in_stmt): Declared.
1214 (create_rdg_vertices): Declared.
1215 (dr_may_alias_p): Declared.
1216 (stmt_simple_memref_p): Declared.
1217 (struct rdg_edge): Add a field ddr_p relation.
1218 (build_empty_rdg): Declared.
1219 * lambda.h (lambda_matrix): Declare a VEC of.
1220 (find_induction_var_from_exit_cond): Declared.
1221 (lambda_vector_compare): New.
1222 * common.opt (fgraphite, floop-strip-mine,
1223 floop-interchange, floop-block): New flags.
1224 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1225 * cfgloop.c (is_loop_exit): New.
1226 * cfgloop.h (is_loop_exit): Declared.
1227 (create_empty_if_region_on_edge): Declared.
1228 (create_empty_loop_on_edge): Declared.
1229 * tree-flow.h (add_phi_node_to_bb): Declared.
1230 (make_phi_node): Declared.
1231 (rename_variables_in_bb): Declared.
1232 (perfect_loop_nest_depth): Declared.
1233 (graphite_transform_loops): Declared.
1234 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1235 (graphite.o-warn): Add -Wno-error.
1236 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1237 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1238 (INCLUDES): Add PPLINC, CLOOGINC.
1239 (OBJS-common): Add graphite.o.
1240 (graphite.o): Add rule.
1241 * gimple.h (gimple_vec): ... here.
1242 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1243 * passes.c (init_optimization_passes): Schedule
1244 pass_graphite_transforms.
1246 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1249 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1250 and -fno-toplevel-reorder after handle_options.
1252 2008-09-02 Paul Brook <paul@codesourcery.com>
1254 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1255 (arm_override_options): Set arm_tune_cortex_a9.
1256 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1257 (arm_issue_rate): Handle cortexa9.
1258 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1259 * config/arm/arm-cores.def: Add cortex-a9.
1260 * config/arm/arm-tune.md: Regenerate.
1261 * config/arm/arm.md: Include cortex-a9.md.
1262 (generic_sched, generic_vfp): Add cortexa9.
1263 * config/arm/cortex-a9.md: New file.
1265 2008-09-02 Richard Guenther <rguenther@suse.de>
1267 PR tree-optimization/37327
1268 * tree-vrp.c (register_new_assert_for): Make sure to not have
1269 TREE_OVERFLOW set on the bound.
1271 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1273 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1275 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1276 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1279 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1281 * gcc/config/spu/spu.md (divdf3): Removed.
1283 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1285 PR tree-optimization/37095
1286 * cgraph.c (cgraph_node): When creating new cgraph node after
1287 assembler_name_hash has been populated, record it in the hash
1290 2008-09-01 Paul Brook <paul@codesourcery.com>
1292 * doc/invoke.texi: Document -mword-relocations.
1293 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1294 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1295 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1296 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1297 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1298 (arm_emit_movpair): New function.
1299 (arm_print_operand <c>): Handle sybolic addresses.
1300 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1301 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1302 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1303 * config/arm/arm.opt: Add -mword-relocations.
1304 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1305 (arm_movt, arm_movw): New.
1307 2008-09-01 Paul Brook <paul@codesourcery.com>
1309 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1310 Allow Interworking on ARMv4 EABI based targets.
1311 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1312 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1314 2008-09-01 Paul Brook <paul@codesourcery.com>
1316 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1317 optimized LT0 test. Remove optimization for GT.
1319 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1321 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1322 openmp applications.
1323 * pa-hpux11.h (LIB_SPEC): Likewise.
1325 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
1328 2008-09-01 Jan Hubicka <jh@suse.cz>
1330 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1331 present, use only counts; when guessed use only frequencies.
1332 (estimate_bb_frequencies): Use function_frequency.
1333 * profile.c (compute_branch_probabilities): Exit early when
1334 profile reading failed. Set profile_status.
1335 (branch_prob): Do not set profile_status.
1337 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1339 * tree.c (protected_set_expr_location): New.
1340 * tree.h (protected_set_expr_location): New prototype.
1341 * c-tree.h (build_array_ref): Add argument.
1342 (parser_build_unary_op): Same.
1343 * c-typeck.c (build_indirect_ref): Handle new location argument.
1344 (build_array_ref): Same.
1345 (parser_build_unary_op): Same.
1346 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1348 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1350 * c-common.c (finish_label_address_expr): Handle new location argument.
1351 * c-common.h (build_indirect_ref): Add argument.
1352 (finish_label_address_expr): Same.
1353 * c-parser.c (c_parser_unary_expression): Pass location to build
1355 (c_parser_postfix_expression): Same.
1357 2008-09-01 Paul Brook <paul@codesourcery.com>
1359 * config/arm/arm.md: Include cortex-r4f.md.
1360 (attr fpu): Update type list.
1361 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1362 fconstd, fcmps and fcmpd.
1363 (attr tune_cortexr4): Define.
1364 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1365 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1366 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1367 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1368 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
1369 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1370 cortex_a8_vfp_farith: Ditto.
1371 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1372 * config/arm/cortex-r4.md: Use tune_cortexr4.
1373 * config/arm/cortex-r4f.md: New file.
1375 2008-09-01 Richard Guenther <rguenther@suse.de>
1377 PR tree-optimization/37305
1378 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1379 the result of constant conversions.
1380 (fold_gimple_assign): Likewise.
1382 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1384 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1385 #ifdef ENABLE_CHECKING.
1387 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1389 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1390 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1391 when !INSN_SCHEDULING.
1393 2008-09-01 Andreas Schwab <schwab@suse.de>
1395 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1397 2008-09-01 Paul Brook <paul@codesourcery.com>
1399 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1401 2008-09-01 Jan Hubicka <jh@suse.cz>
1403 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1405 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
1407 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1408 * gimplify.c (gimplify_init_constructor): Add speed operand.
1409 * tree-sra.c (decide_block_copy): Likewise.
1410 * tree-inline.c (estimate_move_cost): Likewise.
1411 * config/alpha/alpha.h (MOVE_RATIO): Update.
1412 * config/frv/frv.c (MOVE_RATIO): Update.
1413 * config/spu/spu.h (MOVE_RATIO): Update.
1414 * config/sparc/sparc.h (MOVE_RATIO): Update.
1415 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1416 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1417 * config/cris/cris.h (MOVE_RATIO): Update.
1418 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1419 * config/arm/arm.h (MOVE_RATIO): Update.
1420 * config/pa/pa.md: Update uses of MOVE_RATIO
1421 * config/pa/pa.h (MOVE_RATIO): Update.
1422 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
1423 CLEAR_RATIO, SET_RATIO): Update.
1424 * config/h8300/h8300.h (MOVE_RATIO): Update.
1425 * config/v850/v850.h (MOVE_RATIO): Update.
1426 * config/bfin/bfin.h (MOVE_RATIO): Update.
1428 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1429 Dmitry Melnik <dm@ispras.ru>
1430 Dmitry Zhurikhin <zhur@ispras.ru>
1431 Alexander Monakov <amonakov@ispras.ru>
1432 Maxim Kuvyrkov <maxim@codesourcery.com>
1434 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1435 sel-sched-dump.c, sel-sched-ir.c: New files.
1436 * Makefile.in (OBJS-common): Add selective scheduling object
1438 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1439 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1440 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1441 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1442 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1443 (make_forwarder_block): Update loop latch if we have redirected
1444 the loop latch edge.
1445 * cfgloop.c (get_loop_body_in_custom_order): New function.
1446 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1447 (CP_FALLTHRU_PREHEADERS): Likewise.
1448 (get_loop_body_in_custom_order): Declare.
1449 * cfgloopmanip.c (has_preds_from_loop): New.
1450 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1451 Assert that the preheader edge will be fall thru when it is set.
1452 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1453 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1454 fsel-sched-substitution, fselective-scheduling): New flags.
1455 * cse.c (hash_rtx_cb): New.
1457 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1458 sel_sched_insn_cnt): New counters.
1459 * final.c (compute_alignments): Export. Free dominance
1460 info after loop_optimizer_finalize.
1461 * genattr.c (main): Output maximal_insn_latency prototype.
1462 * genautomata.c (output_default_latencies): New.
1463 Factor its code from ...
1464 (output_internal_insn_latency_func): ... here.
1465 (output_internal_maximal_insn_latency_func): New.
1466 (output_maximal_insn_latency_func): New.
1467 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1468 (struct hard_reg_set_iterator): New.
1469 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1470 hard_reg_set_iter_next): New functions.
1471 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1472 * lists.c (remove_free_INSN_LIST_node,
1473 remove_free_EXPR_LIST_node): New functions.
1474 * loop-init.c (loop_optimizer_init): When
1475 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
1476 calling create_preheaders.
1477 (loop_optimizer_finalize): Do not verify flow info after reload.
1478 * recog.c (validate_replace_rtx_1): New parameter simplify.
1479 Default it to true. Update all uses. Factor out simplifying
1481 (simplify_while_replacing): ... this new function.
1482 (validate_replace_rtx_part,
1483 validate_replace_rtx_part_nosimplify): New.
1484 * recog.h (validate_replace_rtx_part,
1485 validate_replace_rtx_part_nosimplify): Declare.
1486 * rtl.c (rtx_equal_p_cb): New.
1487 (rtx_equal_p): Use it.
1488 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1489 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1490 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1491 * vecprim.h: Add a vector type for unsigned int.
1492 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1493 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1494 ready_try, cycle_issued_insns, spec_info): Make global.
1495 (readyp): Initialize.
1496 (dfa_lookahead): New global variable.
1497 (old_max_uid, old_last_basic_block): Remove.
1498 (h_i_d): Make it a vector.
1499 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1501 (after_recovery, adding_bb_to_current_region_p):
1502 New variables to handle correct insertion of the recovery code.
1503 (struct ready_list): Move declaration to sched-int.h.
1504 (rgn_n_insns): Removed.
1505 (rtx_vec_t): Move to sched-int.h.
1506 (find_insn_reg_weight): Remove.
1507 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1508 (haifa_init_h_i_d, haifa_finish_h_i_d):
1509 New functions to initialize / finalize haifa instruction data.
1510 (extend_h_i_d, init_h_i_d): Rewrite.
1511 (unlink_other_notes): Move logic to add_to_note_list. Handle
1512 selective scheduler.
1513 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1514 find_fallthru_edge): Make global, remove static prototypes.
1515 (max_issue): Make global. Add privileged_n and state parameters. Use
1517 (extend_global, extend_all): Removed.
1518 (init_before_recovery): Add new param. Fix the handling of the case
1519 when we insert a recovery code before the EXIT which has a predecessor
1520 with a fallthrough edge to it.
1521 (create_recovery_block): Make global. Rename to
1522 sched_create_recovery_block. Update.
1523 (change_pattern): Rename to sched_change_pattern. Make global.
1524 (speculate_insn): Rename to sched_speculate_insn. Make global.
1525 Split haifa-specific functionality into ...
1526 (haifa_change_pattern): New static function.
1527 (sched_extend_bb): New static function.
1528 (sched_init_bbs): New function.
1529 (current_sched_info): Change type to struct haifa_sched_info.
1530 (insn_cost): Adjust for selective scheduling.
1531 (dep_cost_1): New function. Move logic from ...
1532 (dep_cost): ... here.
1533 (dep_cost): Use dep_cost_1.
1534 (contributes_to_priority_p): Use sched_deps_info instead of
1536 (priority): Adjust to work with selective scheduling. Process the
1537 corner case when all dependencies don't contribute to priority.
1538 (rank_for_schedule): Use ds_weak instead of dep_weak.
1539 (advance_state): New function. Move logic from ...
1540 (advance_one_cycle): ... here.
1541 (add_to_note_list, concat_note_lists): New functions.
1542 (rm_other_notes): Make static. Adjust for selective scheduling.
1543 (remove_notes, restore_other_notes): New functions.
1544 (move_insn): Add two arguments. Update assert. Don't call
1546 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1547 Remove more_issue, max_points. Move the code to initialize
1548 max_lookahead_tries to max_issue.
1549 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1550 ready. Adjust use of move_insn. Call restore_other_notes.
1552 (sched_init, sched_finish): Move Haifa-specific initialization/
1554 (haifa_sched_init, haifa_sched_finish): ... respectively.
1556 (setup_sched_dump): New function.
1557 (haifa_init_only_bb): New static function.
1558 (haifa_speculate_insn): New static function.
1559 (try_ready): Use haifa_* instead of speculate_insn and
1561 (extend_ready, extend_all): Remove.
1562 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1563 (create_check_block_twin, add_to_speculative_block): Use
1564 haifa_insns_init instead of extend_global. Update to use new
1565 initialization functions. Change parameter. Factor out code from
1566 create_check_block_twin to ...
1567 (sched_create_recovery_edges) ... this new function.
1568 (add_block): Remove.
1569 (sched_scan_info): New.
1570 (extend_bb): Use sched_scan_info.
1571 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1572 static functions for walking through scheduling region.
1573 (sched_luids): New vector variable to replace uid_to_luid.
1574 (luids_extend_insn): New function.
1575 (sched_max_luid): New variable.
1576 (luids_init_insn): New function.
1577 (sched_init_luids, sched_finish_luids): New functions.
1578 (insn_luid): New debug function.
1579 (sched_extend_target): New function.
1580 (haifa_init_insn): New static function.
1581 (sched_init_only_bb): New hook.
1582 (sched_split_block): New hook.
1583 (sched_split_block_1): New function.
1584 (sched_create_empty_bb): New hook.
1585 (sched_create_empty_bb_1): New function.
1586 (common_sched_info, ready): New global variables.
1587 (current_sched_info_var): Remove.
1588 (move_block_after_check): Use common_sched_info.
1589 (haifa_luid_for_non_insn): New static function.
1590 (init_before_recovery): Use haifa_init_only_bb instead of
1592 (increase_insn_priority): New.
1593 * modulo-sched.c: (issue_rate): Remove static declaration.
1594 (sms_sched_info): Change type to haifa_sched_info.
1595 (sms_sched_deps_info, sms_common_sched_info): New variables.
1596 (setup_sched_infos): New.
1597 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1598 Do not call regstat_free_calls_crossed.
1599 (sms_print_insn): Use const_rtx.
1600 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1601 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1602 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1603 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1604 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1605 current_sched_info to use it.
1606 (enum reg_pending_barrier_mode): Move to sched-int.h.
1607 (h_d_i_d): New variable. Initialize to NULL.
1608 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1610 (estimate_dep_weak): Remove static declaration.
1611 (sched_has_condition_p): New function. Adjust users of
1612 sched_get_condition to use it instead.
1613 (conditions_mutex_p): Add arguments indicating which conditions are
1615 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1616 argument to indicate whether returned condition is reversed. Do not
1617 generate new rtx when condition should be reversed; indicate it by
1618 setting new argument instead.
1619 (add_dependence_list_and_free): Add deps parameter.
1620 Update all users. Do not free dependence list when
1621 deps context is readonly.
1622 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1624 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1625 (remove_from_deps): New. Use the above functions.
1626 (cur_insn, can_start_lhs_rhs_p): New static variables.
1627 (add_or_update_back_dep_1): Initialize present_dep_type.
1628 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1629 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1630 haifa_note_dep): New functions implementing dependence hooks for
1631 the Haifa scheduler.
1632 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1633 note_dep): New functions.
1634 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1636 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1637 (free_deps): Initialize deps->reg_last.
1638 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1639 sched_analyze_insn): Update to use dependency hooks infrastructure
1640 and readonly contexts.
1641 (deps_analyze_insn): New function. Move part of logic from ...
1642 (sched_analyze): ... here. Also move some logic to ...
1643 (deps_start_bb): ... here. New function.
1644 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1646 (sched_deps_init): New function. Move code from ...
1647 (init_dependency_caches): ... here. Remove.
1648 (init_deps_data_vector): New.
1649 (sched_deps_finish): New function. Move code from ...
1650 (free_dependency_caches): ... here. Remove.
1651 (init_deps_global, finish_deps_global): Adjust for use with
1652 selective scheduling.
1653 (get_dep_weak): Move logic to ...
1654 (get_dep_weak_1): New function.
1655 (ds_merge): Move logic to ...
1656 (ds_merge_1): New static function.
1657 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1658 (ds_get_max_dep_weak): New function.
1659 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1660 (n_insns): Rename to rgn_n_insns.
1661 (debug_ebb_dependencies): New function.
1662 (init_ready_list): Use it.
1663 (begin_schedule_ready): Use sched_init_only_bb.
1664 (ebb_print_insn): Indicate when an insn starts a new cycle.
1665 (contributes_to_priority, compute_jump_reg_dependencies,
1666 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1667 (add_block1): Remove to ebb_add_block.
1668 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1669 (schedule_ebb): Initialize them. Use remove_notes instead of
1670 rm_other_notes. Use haifa_local_init/finish.
1671 (schedule_ebbs): Use haifa_sched_init/finish.
1672 * sched-int.h: Include vecprim.h, remove rtl.h.
1673 (struct ready_list): Delete declaration.
1674 (sched_verbose_param, enum sched_pass_id_t,
1675 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1676 (struct sched_scan_info_def): New structure.
1677 (sched_scan_info, sched_scan, sched_init_bbs,
1678 sched_init_luids, sched_finish_luids, sched_extend_target,
1679 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1680 (struct common_sched_info_def): New.
1681 (common_sched_info, haifa_common_sched_info,
1682 sched_emulate_haifa_p): Declare.
1684 (sched_luids): Declare.
1685 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1686 (sched_max_luid, insn_luid): Declare.
1687 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1688 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1689 print_insn, print_pattern, print_value, haifa_classify_insn,
1690 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1691 setup_sched_dump, sched_init, sched_finish,
1692 sel_insn_is_speculation_check): Export.
1693 (struct ready_list): Move from haifa-sched.c.
1694 (ready_try, ready, max_issue): Export.
1695 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1696 sched_init_only_bb, sched_split_block, sched_split_block_1,
1697 sched_create_empty_bb, sched_create_empty_bb_1,
1698 sched_create_recovery_block, sched_create_recovery_edges): Export.
1699 (enum reg_pending_barrier_mode): Export.
1700 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1702 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1703 print_insn field. Move add_block and fix_recovery_cfg to
1704 common_sched_info_def. Move compute_jump_reg_dependencies,
1706 (struct sched_deps_info_def): ... this new structure.
1707 (sched_deps_info): Declare.
1708 (struct spec_info_def): Remove weakness_cutoff, add
1709 data_weakness_cutoff and control_weakness_cutoff.
1710 (spec_info): Declare.
1711 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1713 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1714 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1715 (current_sched_info): Change type to struct haifa_sched_info.
1716 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1717 (h_d_i_d): New variable.
1718 (HDID): New accessor macro.
1719 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1720 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1722 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1723 (enum SCHED_FLAGS): Update for selective scheduler.
1724 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1725 (init_dependency_caches, free_dependency_caches): Delete declarations.
1726 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1727 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1728 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1729 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1730 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1732 (rm_other_notes): Delete declaration.
1733 (schedule_block): Remove one argument.
1734 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1735 ready_element, ready_lastpos, sched_extend_ready_list,
1736 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1737 concat_note_lists): Export.
1738 (struct region): Move from sched-rgn.h.
1739 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1740 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1741 BLOCK_TO_BB, CONTAINING_RGN): Export.
1742 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1743 (current_nr_blocks, current_blocks, target_bb): Likewise.
1744 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1745 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1746 sched_rgn_local_init, extend_regions,
1747 rgn_make_new_region_out_of_new_block, compute_priorities,
1748 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1749 extend_rgns, deps_join rgn_setup_common_sched_info,
1750 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1751 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1752 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1753 increase_insn_priority): Likewise.
1754 * sched-rgn.c: Include sel-sched.h.
1755 (ref_counts): New static variable. Use it ...
1756 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1757 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1758 (sched_is_disabled_for_current_region_p): Delete static declaration.
1759 (struct region): Move to sched-int.h.
1760 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1761 ebb_head): Define and initialize.
1762 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1763 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1764 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1766 (find_single_block_region): Add new argument to indicate that EBB
1767 regions should be constructed.
1768 (debug_live): Delete declaration.
1769 (current_nr_blocks, current_blocks, target_bb):
1770 Remove static qualifiers.
1771 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1773 (init_regions): Delete declaration.
1774 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1775 rgn_estimate_number_of_insns): New.
1776 (too_large): Use estimate_number_of_insns.
1777 (haifa_find_rgns): New. Move the code from ...
1778 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1779 (free_trg_info): New.
1780 (compute_trg_info): Allocate candidate tables here instead of ...
1781 (init_ready_list): ... here.
1782 (rgn_print_insn): Use const_rtx.
1783 (contributes_to_priority, extend_regions): Delete static declaration.
1784 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1785 (add_block1): Rename to rgn_add_block.
1786 (debug_rgn_dependencies): Delete static qualifier.
1787 (new_ready): Use sched_deps_info. Simplify.
1788 (rgn_common_sched_info, rgn_const_sched_deps_info,
1789 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
1791 (region_sched_info): Rename to rgn_const_sched_info.
1792 (deps_join): New, extracted from ...
1793 (propagate_deps): ... here.
1794 (compute_block_dependences, debug_dependencies): Update for selective
1796 (free_rgn_deps, compute_priorities): New functions.
1797 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1798 sched_rgn_compute_dependencies): New functions.
1799 (schedule_region): Use them.
1800 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1801 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1803 (schedule_insns): Call new functions that were split out.
1804 (rgn_make_new_region_out_of_new_block): New.
1805 (get_rgn_sched_max_insns_priority): New.
1806 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1807 scheduling when appropriate.
1808 * sched-vis.c: Include insn-attr.h.
1809 (print_value, print_pattern): Make global.
1810 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1811 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1812 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1813 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1814 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1815 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1816 hooks. Initialize them to 0.
1817 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1818 * target.h (struct gcc_target): Add them. Rename gen_check field to
1820 * flags.h (sel_sched_switch_set): Declare.
1821 * opts.c (sel_sched_switch_set): New variable.
1822 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1823 pipelining is disabled from command line.
1824 (common_handle_option): Record whether selective scheduling is
1825 requested from command line.
1826 * doc/invoke.texi: Document new flags and parameters.
1827 * doc/tm.texi: Document new target hooks.
1828 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
1830 (dfa_state_size): Do not declare locally.
1831 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1832 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1833 rs6000_alloc_sched_context, rs6000_set_sched_context,
1834 rs6000_free_sched_context): New functions.
1835 (struct _rs6000_sched_context): New.
1836 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1838 (rs6000_sched_finish): Do not run for selective scheduling.
1840 2008-08-31 Jan Hubicka <jh@suse.cz>
1842 * frv.c (frv_rtx_costs): Update forward declaration.
1843 * spu.c (spu_rtx_costs): Likewise.
1844 * pdp11.c: Include df.h
1845 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1846 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1847 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1848 * iq2000.c (iq2000_address_cost): Add speed argument.
1849 (iq2000_rtx_costs): Likewise.
1850 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1851 update call of mn10300_address_cost.
1852 * mcore.c: Include df.h
1853 (mcore_rtx_costs): Update prototype.
1854 * score3.c: Include df.h
1855 (score3_rtx_costs): Remove speed argument.
1856 * score7.c: Include df.h
1857 (score7_address_cost): Remove speed argument.
1858 * score-protos.h (score_address_cost): Update prototype.
1859 * score.c: Include df.h
1860 (score_rtx_costs): Update call of costs functions.
1861 * v850.c (v850_rtx_costs): Add bool argument.
1863 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1865 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1867 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1869 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1870 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1872 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1874 * mkmap-flat.awk: Add option pe_dll.
1875 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1876 * config/i386/t-cygwin (SHLIB_LC): Add.
1877 * config/i386/t-mingw32 (SHLIB_LC): Add.
1878 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1879 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1880 (LINK_SPEC): Support libgcc_s.
1881 (LIBGCC_SPEC): Support libgcc_s.
1882 (LIBGCC_SONAME): New.
1884 2008-08-31 Jan Hubicka <jh@suse.cz>
1886 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1887 mistakely had old version of patch.
1889 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1890 (ipcp_estimate_growth): New.
1891 (ipcp_insert_stage): Use ipcp_estimate_growth.
1892 * profile.c (branch_prob): When reading failed, do not consider
1895 2008-08-31 Jan Hubicka <jh@suse.cz>
1897 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1898 loop is optimized for speed.
1900 2008-08-31 Richard Guenther <rguenther@suse.de>
1903 * fold-const.c (fold_binary): Retain conversions in folding
1906 2008-08-31 Jan Hubicka <jh@suse.cz>
1908 * postreload-gcse.c (eliminate_partially_redundant_loads):
1909 Use optimize_bb_for_size_p.
1910 * predict.c (maybe_hot_frequency_p): Make inline.
1911 (maybe_hot_count_p): Break out from ...
1912 (maybe_hot_bb_p): ... this one.
1913 (maybe_hot_edge_p): Simplify.
1914 * basic-block.h (probably_cold_bb_p): Remove.
1916 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1919 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1921 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1922 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1923 Also split V4SFmode.
1924 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1927 2008-08-31 Jan Hubicka <jh@suse.cz>
1929 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1931 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1933 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1936 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1939 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1940 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1942 2008-08-31 Jan Hubicka <jh@suse.cz>
1944 * sparc.h (BRANCH_COST): Fix macro definition.
1945 * avr.c (avr_operand_rtx_cost): Add speed argument.
1946 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1948 2008-08-31 Richard Guenther <rguenther@suse.de>
1950 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1951 types instead of operands. Re-instantiate verifying of
1952 binary expression operands.
1954 2008-08-30 Jan Hubicka <jh@suse.cz>
1956 * fwprop.c (should_replace_address): Add speed attribute.
1957 (PR_OPTIMIZE_FOR_SPEED): New flag.
1958 (propagate_rtx_1): Use it.
1959 (propagate_rtx): Set it.
1960 (try_fwprop_subst): Update call of rtx_costs.
1961 (forward_propagate_and_simplify): LIkewise.
1962 * hooks.c (hook_int_rtx_bool_0): New
1963 (hook_bool_rtx_int_int_intp_false): Replace by ...
1964 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1965 * hooks.h (hook_int_rtx_bool_0): New
1966 (hook_bool_rtx_int_int_intp_false): Replace by ...
1967 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1968 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1969 (prepare_cmp_insn): UPdate call of rtx_cost.
1970 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1971 (reload_cse_simplify_operands): Update call of rtx_cost.
1972 (reload_cse_move2add): call of rtx_cost.
1973 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1974 * rtlanal.c (rtx_cost): Add speed argument.
1975 (address_cost): Add speed argument
1976 (default_address_cost): Likewise.
1977 (insn_rtx_cost): Likewise.
1978 * cfgloopanal.c (seq_cost): Add speed argument.
1979 (target_reg_cost, target_spill_cost): Turn to array.
1980 (init_set_costs): Update for speed.
1981 (estimate_reg_pressure_cost): Add speed argument.
1982 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1983 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1984 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1985 (seq_cost): Add speed argument.
1986 (computation_cost): Add speed arugment.
1987 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1988 (force_expr_to_var_cost): Update for profile info.
1989 (force_var_cost): Likewise.
1990 (split_address_cost): Likewise.
1991 (ptr_difference_cost): Likewise.
1992 (difference_cost): Likewise.
1993 (get_computation_cost_at): Likewise.
1994 (determine_iv_cost): Likewise.
1995 (ivopts_global_cost_for_size): Likewise.
1996 (rewrite_use_address): Likewise.
1997 (tree_ssa_iv_optimize_loop): Initialize speed field.
1998 * cse.c (optimize_this_for_speed_p): New static var.
1999 (notreg_cost): Update call of rtx_cost.
2000 (cse_extended_basic_block): set optimize_this_for_speed_p.
2001 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2002 (noce_try_cmove_arith): Likewise.
2003 (noce_try_sign_mask): LIkewise.
2004 * expr.c (compress_float_constant): Update rtx_cost calls.
2005 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
2006 (addr_to_parts): Likewise.
2007 (create_mem_ref): Likewise.
2008 * dse.c (find_shift_sequence): Add speed argument.
2009 (replace_read): Update call.
2010 * calls.c (precompute_register_parameters): Update call of rtx_cost.
2011 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
2012 * neg_cost, shift_cost, shiftadd_cost,
2013 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2014 mul_highpart_cost): Increase dimension.
2015 (init_expmed): Initialize for both size and speed.
2016 (expand_shift): Use profile.
2017 (synth_mult): Use profile.
2018 (choose_mult_variant): Use profile.
2019 (expand_mult): Use profile.
2020 (expand_mult_highpart_optab): Use profile.
2021 (expand_mult_highpart): Use profile.
2022 (expand_smod_pow2): Use profile.
2023 (expand_divmod): Use profile.
2024 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
2025 * loop-invariant.c (create_new_invariant): Use profile.
2026 (gain_for_invariant): Add speed parameter.
2027 (best_gain_for_invariant): Likewise.
2028 (find_invariants_to_move): Likewise.
2029 (move_single_loop_invariants): Set it.
2030 * target-def.h (TARGET_RTX_COSTS): Use hook.
2031 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2032 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2033 * output.h (default_address_cost): Update prototype.
2034 * combine.c (optimize_this_for_speed_p): New static var.
2035 (combine_validate_cost): Update call of rtx_cost.
2036 (combine_instructions): Set optimize_this_for_speed_p.
2037 (expand_compound_operation): Update call of rtx_cost.
2038 (make_extraction):Update call of rtx_cost.
2039 (force_to_mode):Update call of rtx_cost.
2040 (distribute_and_simplify_rtx):Update call of rtx_cost.
2041 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2042 (estimate_reg_pressure_cost): Update prototype.
2043 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
2044 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
2046 * config/alpha/alpha.c (alpha_rtx_costs): Update.
2047 (alpha_rtx_costs): Update.
2048 * config/frv/frv.c (frv_rtx_costs): Update.
2049 * config/s390/s390.c (s390_rtx_costs): Update.
2050 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
2051 (m32c_rtx_costs): Update.
2052 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
2053 (spu_rtx_costs): Update.
2054 * config/sparc/sparc.c (sparc_rtx_costs): Update.
2055 * config/m32r/m32r.c (m32r_rtx_costs): Update.
2056 * config/i386/i386.c (:ix86_address_cost): Update.
2057 (ix86_rtx_costs): Update.
2058 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
2059 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
2060 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
2061 * config/crx/crx.c (crx_address_cost): Update.
2062 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
2063 * config/stormy16/stormy16.c
2064 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
2065 * config/m68hc11/m68hc11.c
2066 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
2067 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
2068 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
2070 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
2072 * config/ia64/ia64.c (ia64_rtx_costs): Update.
2073 * config/m68k/m68k.c (m68k_rtx_costs): Update.
2074 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
2075 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
2076 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
2077 (mcore_rtx_costs): update.
2078 * config/score/score3.c (score3_rtx_costs): Update.
2079 * config/score/score7.c (score7_rtx_costs): Update.
2080 * config/score/score3.h (score3_rtx_costs):Update.
2081 * config/score/score7.h (score7_rtx_costs): Update.
2082 * config/score/score.c (score_rtx_costs): Update.
2083 * config/arm/arm.c (arm_address_cost): Update.
2084 (arm_rtx_costs_1): Update.
2085 (arm_rtx_costs_1): Update.
2086 (arm_size_rtx_costs): Update.
2087 (arm_size_rtx_costs): Update.
2088 (arm_size_rtx_costs): Update.
2089 (arm_xscale_rtx_costs): Update.
2090 (arm_thumb_address_cost): Update.
2091 * config/pa/pa.c (hppa_address_cost): Update.
2092 * config/mips/mips.c (mips_rtx_costs): Update.
2093 * config/vax/vax.c (vax_address_cost): Update.
2094 * config/h8300/h8300.c (h8300_shift_costs): Update.
2095 (h8300_rtx_costs): Update.
2096 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
2097 (v850_rtx_costs): Update.
2098 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
2099 * config/bfin/bfin.c
2100 (bfin_address_cost): Update.
2101 (bfin_rtx_costs): Update.
2102 * stmt.c (lshift_cheap_p): Update.
2104 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2107 * expmed.c (extract_bit_field_1): Check the mode size to make
2108 sure the vector modes have the same size.
2110 2008-08-29 Michael Meissner <gnu@the-meissners.org>
2112 * dojump.c (top level): Include basic-block.h to declare
2113 optimize_insn_for_speed_p
2115 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
2117 * opts.h (CL_SAVE): New option class for marking options that are
2118 target specific options usable in the target attribute.
2119 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
2121 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
2122 can easily find the target specific options that are safe to use
2123 in the attribute or pragma.
2125 * attribs.c (decl_attributes): Change #pragma GCC option to
2126 #pragma GCC target, and attribute((option(...))) to
2127 attribute((target(...))).
2129 * doc/extend.texi (target attribute): Change from option
2130 attribute. Delete push/pop/reset.
2131 (#pragma GCC target): Change from #pragma GCC option. Delete
2133 (#pragma GCC push_options): Document new pragma.
2134 (#pragma GCC pop_options): Document new pragma.
2135 (#pragma GCC reset_options): Document new pragma.
2137 * targhooks.c (default_target_option_valid_attribute_p): Add
2138 warning about port not supporting target attributes.
2139 (default_target_option_pragma_parse): New function, warn about
2140 #pragma GCC target not being supported.
2142 * targhooks.h (default_target_option_pragma_parse): Add
2145 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
2146 TI_CURRENT_OPTION_PRAGMA.
2147 (current_target_pragma): Rename from current_option_pragma.
2149 * target.h: (struct target_option): Delete booleans for changing
2150 the optimization level on hot/cold functions. Change signature of
2151 pragma_parse hook to take a second tree.
2153 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
2155 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2156 that the declaration is done at global scope.
2158 * langhooks.c (add_builtin_function_common): Move most of the code
2159 from add_builtin_function here, calling the hook passed in.
2160 (add_builtin_function): Call add_builtin_function_common with
2161 standard builtin hook.
2162 (add_builtin_function_ext_scope): New function to add builtins to
2165 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
2167 (add_builtin_function_ext_scope): Add declaration.
2169 * c-pragma.c (handle_pragma_target): Rename from
2170 handle_pragma_option, #pragma GCC option is now #pragma GCC
2171 target. Move warning about port not supporting target options to
2172 default pragma parse hook. Remove push/pop/reset from this
2174 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
2175 (option_stack): Delete static variable.
2176 (optimize_stack): Ditto.
2177 (optons_stack): New stack of saved target and optimization
2179 (handle_pragma_push_options): New function to handle pushing both
2180 target and optimization options.
2181 (handle_pragma_pop_options): New function to handle popping both
2182 target and optimization options.
2183 (handle_pragma_reset_options): New function to handle resetting
2184 both target and optimization options to their initial state.
2185 (init_pragma): Rename handle_pragma_option to
2186 handle_pragma_target. Add support for push_options, pop_options,
2187 and reset_options pragmas.
2189 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
2190 default_target_option_pragma_parse.
2191 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
2192 default_target_option_valid_attribute_p.
2193 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2194 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2195 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
2196 optimization level on hot/cold functions.
2198 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
2199 if the caller and callee have different optimization levels.
2201 * c-common.c (handle_target_attribute): Rename from
2202 handle_option_attribute, attribute((option(...))) is now
2203 attribute((target(...))). Move warning if the port does not
2204 support target attributes to the default hook.
2205 (handle_hot_attribute): Delete code to change the optimization
2206 level of hot functions.
2207 (handle_cold_attribute): Ditto.
2209 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2210 argument that is the binary tree options to use if there are no
2211 arguments. Call ix86_valid_target_attribute_tree instead of
2212 ix86_valid_option_attribute_tree.
2213 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2214 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2215 ix86_pragma_option_parse.
2217 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2218 Rename from ix86_valid_option_attribute_tree.
2220 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2221 new builtins when the ISA changes.
2222 (ix86_valid_target_attribute_tree): Rename from
2223 ix86_valid_option_attribute_tree. Change callers. If the
2224 function specified optimization options, use those as the starting
2225 point before setting up the target attributes. If the
2226 optimization options were changed in the course of setting the
2227 target attributes, record the new optimization options.
2228 (ix86_valid_target_attribute_tree_inner_p): Rename from
2229 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2230 ix86_add_new_builtins if the ISA changed.
2231 (ix86_valid_target_attribute_p): Rename from
2232 ix86_valid_option_attribute_p. Change callers.
2233 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2234 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2235 as delayed builtin functions.
2236 (struct builtin_isa): New structure to record builtin functions
2237 that should be delayed until the ISA for that function is used.
2238 (ix86_builtins_isa): Change from int to struct to track builtin
2239 functions we want to declare at some point.
2240 (def_builtin): If the front end can delay defining the builtin
2241 functions, don't create builtins for ISAs not part of the default
2243 (def_builtin_const): Ditto.
2244 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2245 __builtin_ia32_pcmov_v2di to be different builtin functions.
2246 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2247 a structure instead of an int.
2248 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2249 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2250 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2251 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2253 * config/ia64/ia64.h
2254 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2255 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2257 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2258 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2259 (LANG_HOOKS_INITIALIZER): Add
2260 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2262 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2265 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2266 the reload address with the index register for SFmode
2267 access with a displacement.
2269 2008-08-30 Jan Hubicka <jh@suse.cz>
2271 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2272 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2273 * dojump.c (do_jump): Likewise.
2274 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2275 (note-if_info): Add BRANCH_COST.
2276 (noce_try_store_flag_constants, noce_try_addcc,
2277 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
2278 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
2279 find_if_case_2): Use computed branch cost.
2280 * expr.h (BRANCH_COST): Update default.
2281 * predict.c (predictable_edge_p): New function.
2282 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2283 Update BRANCH_COST call.
2284 * basic-block.h (predictable_edge_p): Declare.
2285 * config/alpha/alpha.h (BRANCH_COST): Update.
2286 * config/frv/frv.h (BRANCH_COST): Update.
2287 * config/s390/s390.h (BRANCH_COST): Update.
2288 * config/spu/spu.h (BRANCH_COST): Update.
2289 * config/sparc/sparc.h (BRANCH_COST): Update.
2290 * config/m32r/m32r.h (BRANCH_COST): Update.
2291 * config/i386/i386.h (BRANCH_COST): Update.
2292 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
2293 * config/sh/sh.h (BRANCH_COST): Update.
2294 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2295 * config/avr/avr.h (BRANCH_COST): Update.
2296 * config/crx/crx.h (BRANCH_COST): Update.
2297 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2298 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2299 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2300 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2301 * config/ia64/ia64.h (BRANCH_COST): Update.
2302 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2303 * config/arc/arc.h (BRANCH_COST): Update.
2304 * config/score/score.h (BRANCH_COST): Update.
2305 * config/arm/arm.h (BRANCH_COST): Update.
2306 * config/pa/pa.h (BRANCH_COST): Update.
2307 * config/mips/mips.h (BRANCH_COST): Update.
2308 * config/vax/vax.h (BRANCH_COST): Update.
2309 * config/h8300/h8300.h (BRANCH_COST): Update.
2310 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2311 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2312 * doc/tm.texi (BRANCH_COST): Update.
2314 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2317 * config/arm/arm.c (arm_optimization_options): Set
2318 flag_section_anchors to 2 instead of 1 to distinguish it from
2319 -fsection-anchors given explicitely on the command line.
2321 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2323 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2324 final insn of a split.
2326 2008-08-30 Jan Hubicka <jh@suse.cz>
2328 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2329 optimized for speed.
2330 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2331 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2332 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2333 flag_gcse_after_reload_set): New static vars.
2334 (common_handle_option): Enable those flags for profile-use.
2335 (decode_options): Remove optimize_size flags that are handled
2336 on higher granuality.
2337 * tree-vectorizer.c (vectorize_loops): Use
2338 optimize_loop_nest_for_speed_p.
2339 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2340 * tree-predcom.c (tree_predictive_commoning): Use
2341 optimize_loop_for_speed_p.
2342 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
2343 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2344 * predict.c (optimize_loop_for_speed_p): Fix walk.
2346 2008-08-30 Jan Hubicka <jh@suse.cz>
2348 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2350 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2351 profile presence locally.
2353 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2356 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2357 versions before 4.0.
2359 2008-08-29 Jan Hubicka <jh@suse.cz>
2361 * tree-inline.c (insert_init_stmt): Insert sequence even when
2364 2008-08-29 Jeff Law <law@redhat.com>
2366 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2367 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2368 location and class is an FP register.
2370 2008-08-29 Jan Hubicka <jh@suse.cz>
2372 * see.c (see_merge_one_def_extension): Silence used uninitialized
2374 * matrix-reorg.c (check_allocation_function): Likewise.
2375 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2377 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2380 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2381 compute new & and | in type rather than TREE_TYPE (arg0).
2383 * dwarf2out.c (fortran_common): Update comment.
2384 (gen_variable_die): Swap com_die and var_die variables in Fortran
2385 COMMON block handling code.
2387 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2389 * dwarf2out.c (gen_const_die): New function.
2390 (size_of_die, value_format, output_die): Output larger
2391 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2392 (native_encode_initializer): New function.
2393 (tree_add_const_value_attribute): Call it.
2394 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2396 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2397 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2398 TREE_THIS_VOLATILE to add_type_attribute.
2400 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2402 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2405 * dwarf2out.c (loc_by_reference): New function.
2406 (add_location_or_const_value_attribute): Use it.
2409 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2410 as DW_TAG_variable children of DW_TAG_common_block rather than
2411 DW_TAG_member children. Put DW_AT_external to individual
2412 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2414 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2415 loc_descriptor_from_tree_1.
2419 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2420 arguments to imported_module_or_decl.
2421 (debug_nothing_tree_tree): Removed.
2422 (debug_nothing_tree_tree_tree_bool): New prototype.
2423 * debug.c (do_nothing_debug_hooks): Adjust.
2424 (debug_nothing_tree_tree): Removed.
2425 (debug_nothing_tree_tree_tree_bool): New function.
2426 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2427 (gen_variable_die): Put all common vars for the
2428 same COMMON block under one DW_TAG_common_block.
2429 (declare_in_namespace): Return new context_die, for Fortran
2430 return the module DIE instead of adding extra declarations into
2432 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2433 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2434 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2436 (dwarf2out_global_decl): Don't skip Fortran global vars.
2437 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2438 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2439 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2440 DW_TAG_imported_declaration as child of previous
2441 DW_TAG_imported_module.
2442 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2443 * sdbout.c (sdb_debug_hooks): Likewise.
2444 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2446 2008-08-29 Jan Hubicka <jh@suse.cz>
2448 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2450 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2451 * ipa-cp.c (n_cloning_candidates): New static variable.
2452 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2453 (ipcp_print_all_lattices): Improve debug output.
2454 (ipcp_cloning_candidate_p): New function.
2455 (ipcp_initialize_node_lattices): Use it.
2456 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2457 (ipcp_propagate_stage): Prettier debug output.
2458 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2459 (ipcp_print_all_structures): Remove.
2460 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2461 (ipcp_insert_stage): Prettier debug output; call
2462 cgraph_remove_unreachable_nodes before propagating.
2463 (pass_ipa_cp): Schedule function removal pass.
2464 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2466 (cgraph_maybe_hot_edge_p): Move to ...
2467 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2468 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2469 (common_handle_option): Set them; enable ipa-cp when profiling.
2470 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2471 (ipa_print_all_jump_functions): Likewise.
2472 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2473 (ipa_print_node_params, ipa_print_all_params): New.
2474 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2475 ipa_print_all_param_flags): Remove.
2476 (ipa_print_node_params, ipa_print_all_params): New.
2478 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2480 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2481 change from 2008-04-03.
2482 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2484 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2487 * ira-color.c (push_allocnos_to_stack): Truncate
2488 removed_splay_allocno_vec.
2490 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2493 * ira-color (ira_fast_allocation): Don't assign hard registers to
2496 2008-08-29 Jan Hubicka <jh@suse.cz>
2499 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2500 for cold internal loops.
2502 2008-08-29 Richard Guenther <rguenther@suse.de>
2504 * tree-ssa-structalias.c (create_variable_info_for): Do not
2505 create fields for heap vars or vars with a noalias state.
2506 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2509 2008-08-29 Richard Guenther <rguenther@suse.de>
2511 * common.opt (ftree-store-ccp): Mark as preserved for
2512 backward compatibility.
2513 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2514 * tree-pass.h (pass_store_ccp): Remove.
2515 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2516 (first_vdef): Remove declaration.
2517 (get_value_loaded_by): Likewise.
2518 * tree-ssa-ccp.c (do_store_ccp): Remove.
2519 (get_default_value): Simplify as do_store_ccp is always false
2520 now. Do not initialize mem_ref.
2521 (set_value_varying): Likewise.
2522 (canonicalize_float_value): Likewise.
2523 (set_lattice_value): Likewise.
2524 (likely_value): Likewise.
2525 (surely_varying_stmt_p): Likewise.
2526 (ccp_initialize): Likewise.
2527 (ccp_lattice_meet): Likewise.
2528 (ccp_visit_phi_node): Likewise.
2529 (ccp_fold): Likewise.
2530 (evaluate_stmt): Likewise.
2531 (visit_assignment): Likewise.
2532 (ccp_visit_stmt): Likewise.
2533 (execute_ssa_ccp): Fold into ...
2534 (do_ssa_ccp): ... this.
2535 (do_ssa_store_ccp): Remove.
2536 (gate_store_ccp): Likewise.
2537 (pass_store_ccp): Likewise.
2538 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2540 * tree-ssa-propagate.c (first_vdef): Remove.
2541 (get_value_loaded_by): Likewise.
2542 (replace_vuses_in): Likewise.
2543 (substitute_and_fold): Do not call replace_vuses_in.
2544 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2546 2008-08-29 Richard Guenther <rguenther@suse.de>
2549 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2550 PARAM_NOALIAS tags with is_heapvar.
2551 * tree-ssa-operands.c (access_can_touch_variable): Offset
2552 based tests do not apply for heapvars. Fix offset test.
2554 2008-08-29 Jan Hubicka <jh@suse.cz>
2556 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2557 (-fipa-cp-clone): Enabled by default at -O3.
2558 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2559 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2561 2008-08-29 Jan Hubicka <jh@suse.cz>
2563 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2565 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2567 * gimple.c (giple_copy_call_skip_args): New function.
2568 (giple_copy_call_skip_args): Declare.
2570 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2571 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2572 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2573 (ipcp_create_replace_map): Improve debug output.
2574 (ipcp_need_redirect_p): Return false when not clonning.
2575 (ipcp_update_callgraph): Skip args.
2576 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2578 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2579 (save_inline_function_body): Update call of tree_function_versioning.
2580 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2581 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2582 (tree_function_versioning): Likewise.
2583 * tree-inline.h (tree_function_versioning): Update prototype.
2585 2008-08-29 Jan Hubicka <jh@suse.cz>
2587 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2588 * tree-ssa-threadupdate.c (mark_threaded_blocks):
2589 Use optimize_function_for_size_p.
2590 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2591 * postreload-gcse.c (eliminate_partially_redundant_load):
2592 Use optimize_bb_for_size_p.
2593 * value-prof.c (gimple_divmod_fixed_value_transform,
2594 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2595 gimple_stringops_transform): Use optimize_bb_for_size_p.
2596 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2597 * final.c (compute_alignments): Use optimize_function_for_size_p.
2598 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2599 (fold_builtin_strcpy, fold_builtin_fputs): Use
2600 optimize_function_for_size_p.
2601 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2602 * recog.c (relax_delay_slots): Likewise.
2603 * tree-ssa-math-opts.c (replace_reciprocal):
2604 Use optimize_bb_for_speed_p.
2605 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2606 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2607 optimize_function_for_size_p.
2608 (cgraph_decide_inlining_of_small_function): Use
2609 optimize_function_for_size_p.
2610 * global.c (find_reg): Use optimize_function_for_size_p.
2611 * opts.c (decode_options): Do not clear flag_tree_ch,
2612 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
2613 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
2614 work it out from profile.
2615 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2616 optimize_loop_for_speed_p.
2617 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2619 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2620 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2621 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2622 * local-alloc.c (block_alloc): Pass BB pointer.
2623 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2624 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2625 * loop-unroll.c (decide_unrolling_and_peeling):
2626 Use optimize_loop_for_size_p.
2627 (decide_peel_completely): Likewise.
2628 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2629 optimize_loop_for_size_p.
2630 (vect_enhance_data_refs_alignment): Likewise.
2631 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2632 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
2634 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2635 (try_crossjump_bb): Use optimize_bb_for_size_p.
2636 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2637 optimize_loop_for_speed_p.
2638 * bb-reorder.c (find_traces_1_round): Likewise.
2639 (copy_bb): Use optimize_bb_for_speed_p.
2640 (duplicate_computed_gotos): Likewise.
2641 * basic-block.h (optimize_loop_nest_for_size_p,
2642 optimize_loop_nest_for_speed_p): New.
2643 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2645 2008-08-29 Tristan Gingold <gingold@adacore.com>
2647 * gcov.c (main): Call expandargv.
2649 2008-08-29 Jan Hubicka <jh@suse.cz>
2651 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2653 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2655 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2656 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2658 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2660 2008-08-29 Jan Hubicka <jh@suse.cz>
2662 * tree-pass.h (pass_strip_predict_hints): Declare.
2663 * predict.c (strip_builtin_expect): Rename to ...
2664 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2665 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2666 (tree_estimate_probability): Do not strip builtin_expect.
2667 (pass_strip_predict_hints): New pass.
2668 * tree-inline.c (expand_call_inline): When inlining cold function,
2669 predict it as unlikely.
2670 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2672 2008-08-29 Richard Guenther <rguenther@suse.de>
2674 PR tree-optimization/37207
2675 * tree-vrp.c (extract_range_from_binary_expr): Also try
2676 to constant fold if only one of the operands is a constant.
2678 2008-08-29 Nick Clifton <nickc@redhat.com>
2680 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2681 the same way as SYMBOL_REFs.
2683 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2685 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2687 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2689 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2690 * config/mips/mips.md (branch_likely): Remove const. Fix
2692 (define_delay for type "branch"): Change to only apply for branch
2693 with likely variant.
2694 (define_delay for type "branch" and "branch_likely" no). New delay
2696 (equality_op): New code iterator.
2697 (bbv, bbinv): New code attributes.
2698 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2701 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2702 Andrew Pinski <pinskia@gcc.gnu.org>
2705 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2707 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2709 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2710 rule that a symbolic constant must be defined and >= 0 for the
2711 corresponding facility to be present at compile-time.
2712 * gthr-posix.c: Likewise.
2714 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2716 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2717 * config/mips/mips.md (D): New mode attribute.
2718 (mulsi3, muldi3): Merge it into ...
2719 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
2720 (muldi3_mul3): New pattern.
2721 (mulsi3_mult3): Rename to mulsi3_mul3.
2723 2008-08-28 Jan Hubicka <jh@suse.cz>
2725 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2727 * predict.c (always_optimize_for_size_p): Rename to ...
2728 (optimize_function_for_size): ... this one; make extern.
2729 (optimize_function_for_speed_p): New.
2730 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2731 optimize_edge_for_size_p,optimize_edge_for_size_p,
2732 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2733 * basic-block.h (optimize_function_for_size_p,
2734 optimize_function_for_speed_p): Declare.
2735 * i386.md (optimize_size checks): Replace them by appropriate
2737 (standard_80387_constant_p, ix86_compute_frame_layout,
2738 ix86_expand_epilogue, ix86_decompose_address,
2739 print_operand, emit_i387_cw_initialization,
2740 inline_memory_move_cost, ix86_pad_returns,
2741 ix86_reorg): Replace optimize_size checks.
2743 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2745 * rtl.h (simplify_subreg_regno): Declare.
2746 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2747 * simplify-rtx.c (simplify_subreg): ...here.
2748 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2749 subreg_offset_representable_p.
2751 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2754 * c-typeck.c (convert_for_assignment): Give a note describing what
2755 was passed and what was expected.
2757 2008-08-28 Joey Ye <joey.ye@intel.com>
2759 * doc/extend.texi: Document AVX built-in functions.
2760 * doc/invoke.texi: Document -mavx.
2762 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2763 Joey Ye <joey.ye@intel.com>
2764 Xuepeng Guo <xuepeng.guo@intel.com>
2766 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2768 * config/i386/cpuid.h (bit_FMA): New.
2769 (bit_XSAVE): Likewise.
2770 (bit_OSXSAVE): Likewise.
2771 (bit_AVX): Likewise.
2773 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2774 define. Use ASM_OUTPUT_AVX_PREFIX.
2776 * config/i386/gmmintrin.h: New.
2778 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2779 (OPTION_MASK_ISA_AVX_SET): New.
2780 (OPTION_MASK_ISA_FMA_SET): Likewise.
2781 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2782 (OPTION_MASK_ISA_FMA_SET): Likewise.
2783 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2784 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2785 (pta_flags): Add PTA_AVX and PTA_FMA.
2786 (override_options): Handle PTA_AVX and PTA_FMA.
2787 (init_cumulative_args): Handle warn_avx.
2788 (classify_argument): Return 0 for COImode and OImode. Return
2789 1 and X86_64_AVX_CLASS for 256bit vector types.
2790 (examine_argument): Handle X86_64_AVX_CLASS.
2791 (construct_container): Likewise.
2792 (function_arg_advance_32): Pass OImode and 256bit vector types
2794 (function_arg_advance_64): Take a new argument to indicate if a
2795 parameter is named. Handle 256bit vector types. Return
2796 immediately for unnamed 256bit vector mode parameters.
2797 (function_arg_advance): Updated.
2798 (function_arg_32): Add comments for TImode. Handle OImode
2799 and 256bit vector types.
2800 (function_arg_64): Take a new argument to indicate if a
2801 parameter is named. Handle 256bit vector types. Return NULL
2802 for unnamed 256bit vector mode parameters.
2803 (function_arg): Updated.
2804 (setup_incoming_varargs_64): Support
2805 AVX encoding for *sse_prologue_save_insn.
2806 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2807 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2808 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2809 enabled, otherwise return -3.
2810 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2812 (print_reg): Support AVX registers. Handle 'x' and 't'.
2813 Handle 'd' to duplicate the operand.
2814 (print_operand): Likewise. Also support AVX vector compare
2816 (output_387_binary_op): Support AVX.
2817 (output_fp_compare): Likewise.
2818 (ix86_expand_vector_move_misalign): Likewise.
2819 (ix86_attr_length_vex_default): New.
2820 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2821 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2822 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2823 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2824 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2825 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2826 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2827 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2828 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2829 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2830 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2831 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2832 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2833 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2834 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2835 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2836 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2837 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2838 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2839 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2840 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2841 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2842 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2843 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2844 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2845 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2846 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2847 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2848 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2849 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2850 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2851 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2852 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2853 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2854 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2855 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2856 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2857 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2858 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2859 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2860 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2861 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2862 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2863 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2864 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2865 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2866 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2867 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2868 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2869 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2870 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2871 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2872 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2873 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2874 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2875 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2876 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2877 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2878 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2879 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2880 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2881 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2882 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2883 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2884 and IX86_BUILTIN_MOVMSKPS256,
2885 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2886 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2887 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2888 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2889 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2890 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2891 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2892 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2893 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2894 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2895 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2896 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2897 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2898 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2899 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2900 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2901 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2902 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2903 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2904 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2905 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2906 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2907 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2908 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2909 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2910 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2911 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2912 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2913 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2914 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2915 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2916 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2917 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2918 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2919 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2920 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2921 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2922 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2923 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2924 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2925 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2926 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2927 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2928 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2929 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2930 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2931 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2932 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2933 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2934 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2935 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2936 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2937 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2938 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2939 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2940 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2941 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2942 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2944 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2945 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2946 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2947 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2948 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2949 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2950 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2951 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2952 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2953 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2954 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2955 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2956 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2957 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2958 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2959 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2960 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2961 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2962 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2963 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2964 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2965 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2966 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2967 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2968 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2969 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2970 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2971 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2972 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2973 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2974 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2975 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2976 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2977 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2978 IX86_BUILTIN_MOVMSKPS256.
2979 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2980 (ix86_expand_args_builtin): Likewise.
2981 (ix86_expand_special_args_builtin): Likewise.
2982 (ix86_hard_regno_mode_ok): Handle AVX modes.
2983 (ix86_expand_vector_init_duplicate): Likewise.
2984 (ix86_expand_vector_init_one_nonzero): Likewise.
2985 (ix86_expand_vector_init_one_var): Likewise.
2986 (ix86_expand_vector_init_concat): Likewise.
2987 (ix86_expand_vector_init_general): Likewise.
2988 (ix86_expand_vector_set): Likewise.
2989 (ix86_vector_mode_supported_p): Likewise.
2990 (x86_extended_reg_mentioned_p): Check INSN_P before using
2993 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2994 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2996 * config/i386/i386.h (TARGET_AVX): New.
2997 (TARGET_FMA): Likewise.
2998 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2999 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
3000 (VALID_AVX256_REG_MODE): New.
3001 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3002 (AVX_FLOAT_MODE_P): Likewise.
3003 (AVX128_VEC_FLOAT_MODE_P): Likewise.
3004 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3005 (AVX_VEC_FLOAT_MODE_P): Likewise.
3006 (ASM_OUTPUT_AVX_PREFIX): Likewise.
3007 (ASM_OUTPUT_OPCODE): Likewise.
3008 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
3010 (SSE_REG_MODE_P): Allow 256bit vector modes.
3011 (ix86_args): Add a warn_avx field.
3013 * config/i386/i386.md (UNSPEC_PCMP): New.
3014 (UNSPEC_VPERMIL): Likewise.
3015 (UNSPEC_VPERMIL2): Likewise.
3016 (UNSPEC_VPERMIL2F128): Likewise.
3017 (UNSPEC_MASKLOAD): Likewise.
3018 (UNSPEC_MASKSTORE): Likewise.
3019 (UNSPEC_CAST): Likewise.
3020 (UNSPEC_VTESTP): Likewise.
3021 (UNSPECV_VZEROALL): Likewise.
3022 (UNSPECV_VZEROUPPER): Likewise.
3023 (XMM0_REG): Likewise.
3024 (XMM1_REG): Likewise.
3025 (XMM2_REG): Likewise.
3026 (XMM3_REG): Likewise.
3027 (XMM4_REG): Likewise.
3028 (XMM5_REG): Likewise.
3029 (XMM6_REG): Likewise.
3030 (XMM8_REG): Likewise.
3031 (XMM9_REG): Likewise.
3032 (XMM10_REG): Likewise.
3033 (XMM11_REG): Likewise.
3034 (XMM12_REG): Likewise.
3035 (XMM13_REG): Likewise.
3036 (XMM14_REG): Likewise.
3037 (XMM15_REG): Likewise.
3039 (prefix_vex_imm8): Likewise.
3040 (prefix_vex_w): Likewise.
3041 (length_vex): Likewise.
3044 (*avx_ashlti3): Likewise.
3045 (*avx_lshrti3): Likewise.
3046 (*avx_setcc<mode>): Likewise.
3047 (*fop_<mode>_comm_mixed_avx): Likewise.
3048 (*fop_<mode>_comm_avx): Likewise.
3049 (*fop_<mode>_1_mixed_avx): Likewise.
3050 (*fop_<mode>_1_avx): Likewise.
3051 (*avx_<code><mode>3): Likewise.
3052 (*avx_ieee_smin<mode>3): Likewise.
3053 (*avx_ieee_smax<mode>3): Likewise.
3054 (mode): Add OI, V8SF and V4DF.
3055 (length): Support VEX prefix.
3056 (*cmpfp_i_mixed): Set prefix attribute.
3057 (*cmpfp_i_sse): Likewise.
3058 (*cmpfp_iu_mixed): Likewise.
3059 (*cmpfp_iu_sse): Likewise.
3060 (*movsi_1): Support AVX.
3061 (*movdi_2): Likewise.
3062 (*movdi_1_rex64): Likewise.
3063 (*movti_internal): Likewise.
3064 (*movti_rex64): Likewise.
3065 (*movsf_1): Likewise.
3066 (*movdf_nointeger): Likewise.
3067 (*movdf_integer_rex64): Likewise.
3068 (*movtf_internal): Likewise.
3069 (zero_extendsidi2_32): Likewise.
3070 (zero_extendsidi2_rex64): Likewise.
3071 (*extendsfdf2_mixed): Likewise.
3072 (*extendsfdf2_sse): Likewise.
3073 (*truncdfsf_fast_mixed): Likewise.
3074 (*truncdfsf_fast_sse): Likewise.
3075 (*truncdfsf_mixed): Likewise.
3076 (fix_trunc<mode>di_sse): Likewise.
3077 (fix_trunc<mode>si_sse): Likewise.
3078 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
3079 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
3080 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
3081 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
3082 (*rcpsf2_sse): Likewise.
3083 (*rsqrtsf2_sse): Likewise.
3084 (*sqrt<mode>2_sse): Likewise.
3085 (sse4_1_round<mode>2): Likewise.
3086 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
3087 Support AVX. Set length attribute properly for AVX.
3089 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
3090 (VECTOR_MODES (FLOAT, 32)): Likewise.
3091 (VECTOR_MODE (INT, DI, 8)): Likewise.
3092 (VECTOR_MODE (INT, HI, 32)): Likewise.
3093 (VECTOR_MODE (INT, QI, 64)): Likewise.
3094 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
3095 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
3096 (VECTOR_MODE (INT, DI, 4)): Removed.
3097 (VECTOR_MODE (INT, SI, 8)): Likewise.
3098 (VECTOR_MODE (INT, HI, 16)): Likewise.
3099 (VECTOR_MODE (INT, QI, 32)): Likewise.
3100 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
3101 (INT_MODE (OI, 32)): Likewise.
3103 * config/i386/i386.opt (mavx): New.
3106 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
3108 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
3109 (*mov<mode>_internal_avx): New.
3110 (*movv2sf_internal_rex64_avx): Likewise.
3111 (*movv2sf_internal_avx): Likewise.
3113 * config/i386/predicates.md (const_4_to_5_operand): New.
3114 (const_6_to_7_operand): Likewise.
3115 (const_8_to_11_operand): Likewise.
3116 (const_12_to_15_operand): Likewise.
3117 (avx_comparison_float_operator): Likewise.
3119 * config/i386/sse.md (AVX256MODEI): New.
3120 (AVX256MODE): Likewise.
3121 (AVXMODEQI): Likewise.
3122 (AVXMODE): Likewise.
3123 (AVX256MODEF2P): Likewise.
3124 (AVX256MODE2P): Likewise.
3125 (AVX256MODE4P): Likewise.
3126 (AVX256MODE8P): Likewise.
3127 (AVXMODEF2P): Likewise.
3128 (AVXMODEF4P): Likewise.
3129 (AVXMODEDCVTDQ2PS): Likewise.
3130 (AVXMODEDCVTPS2DQ): Likewise.
3131 (avxvecmode): Likewise.
3132 (avxvecpsmode): Likewise.
3133 (avxhalfvecmode): Likewise.
3134 (avxscalarmode): Likewise.
3135 (avxcvtvecmode): Likewise.
3136 (avxpermvecmode): Likewise.
3137 (avxmodesuffixf2c): Likewise.
3138 (avxmodesuffixp): Likewise.
3139 (avxmodesuffixs): Likewise.
3140 (avxmodesuffix): Likewise.
3141 (vpermilbits): Likewise.
3142 (pinsrbits): Likewise.
3143 (mov<mode>): Likewise.
3144 (*mov<mode>_internal): Likewise.
3145 (push<mode>1): Likewise.
3146 (movmisalign<mode>): Likewise.
3147 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3148 (avx_movdqu<avxmodesuffix>): Likewise.
3149 (avx_lddqu<avxmodesuffix>): Likewise.
3150 (<plusminus_insn><mode>3): Likewise.
3151 (*avx_<plusminus_insn><mode>3): Likewise.
3152 (*avx_vm<plusminus_insn><mode>3): Likewise.
3153 (mul<mode>3): Likewise.
3154 (*avx_mul<mode>3): Likewise.
3155 (*avx_vmmul<mode>3): Likewise.
3156 (divv8sf3): Likewise.
3157 (divv4df3): Likewise.
3158 (avx_div<mode>3): Likewise.
3159 (*avx_div<mode>3): Likewise.
3160 (*avx_vmdiv<mode>3): Likewise.
3161 (avx_rcpv8sf2): Likewise.
3162 (*avx_vmrcpv4sf2): Likewise.
3163 (sqrtv8sf2): Likewise.
3164 (avx_sqrtv8sf2): Likewise.
3165 (*avx_vmsqrt<mode>2): Likewise.
3166 (rsqrtv8sf2): Likewise.
3167 (avx_rsqrtv8sf2): Likewise.
3168 (*avx_vmrsqrtv4sf2): Likewise.
3169 (<code><mode>3): Likewise.
3170 (*avx_<code><mode>3_finite): Likewise.
3171 (*avx_<code><mode>3): Likewise.
3172 (*avx_vm<code><mode>3): Likewise.
3173 (*avx_ieee_smin<mode>3): Likewise.
3174 (*avx_ieee_smax<mode>3): Likewise.
3175 (avx_addsubv8sf3): Likewise.
3176 (avx_addsubv4df3): Likewise.
3177 (*avx_addsubv4sf3): Likewise.
3178 (*avx_addsubv2df3): Likewise.
3179 (avx_h<plusminus_insn>v4df3): Likewise.
3180 (avx_h<plusminus_insn>v8sf3): Likewise.
3181 (*avx_h<plusminus_insn>v4sf3): Likewise.
3182 (*avx_h<plusminus_insn>v2df3): Likewise.
3183 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
3184 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
3185 (*avx_maskcmp<mode>3): Likewise.
3186 (avx_nand<mode>3): Likewise.
3187 (*avx_<code><mode>3): Likewise.
3188 (*avx_nand<mode>3): Likewise.
3189 (*avx_<code><mode>3): Likewise.
3190 (*avx_cvtsi2ss): Likewise.
3191 (*avx_cvtsi2ssq): Likewise.
3192 (*avx_cvtsi2sd): Likewise.
3193 (*avx_cvtsi2sdq): Likewise.
3194 (*avx_cvtsd2ss): Likewise.
3195 (avx_cvtss2sd): Likewise.
3196 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
3197 (avx_cvtps2dq<avxmodesuffix>): Likewise.
3198 (avx_cvttps2dq<avxmodesuffix>): Likewise.
3199 (*avx_cvtsi2sd): Likewise.
3200 (*avx_cvtsi2sdq): Likewise.
3201 (avx_cvtdq2pd256): Likewise.
3202 (avx_cvtpd2dq256): Likewise.
3203 (avx_cvttpd2dq256): Likewise.
3204 (*avx_cvtsd2ss): Likewise.
3205 (*avx_cvtss2sd): Likewise.
3206 (avx_cvtpd2ps256): Likewise.
3207 (avx_cvtps2pd256): Likewise.
3208 (*avx_movhlps): Likewise.
3209 (*avx_movlhps): Likewise.
3210 (avx_unpckhps256): Likewise.
3211 (*avx_unpckhps): Likewise.
3212 (avx_unpcklps256): Likewise.
3213 (*avx_unpcklps): Likewise.
3214 (avx_movshdup256): Likewise.
3215 (avx_movsldup256): Likewise.
3216 (avx_shufps256): Likewise.
3217 (avx_shufps256_1): Likewise.
3218 (*avx_shufps_<mode>): Likewise.
3219 (*avx_loadhps): Likewise.
3220 (*avx_storelps): Likewise.
3221 (*avx_loadlps): Likewise.
3222 (*avx_movss): Likewise.
3223 (*vec_dupv4sf_avx): Likewise.
3224 (*vec_concatv2sf_avx): Likewise.
3225 (*vec_concatv4sf_avx): Likewise.
3226 (*vec_setv4sf_0_avx): Likewise.
3227 (*vec_setv4sf_avx): Likewise.
3228 (*avx_insertps): Likewise.
3229 (avx_vextractf128<mode>): Likewise.
3230 (vec_extract_lo_<mode>): Likewise.
3231 (vec_extract_hi_<mode>): Likewise.
3232 (vec_extract_lo_<mode>): Likewise.
3233 (vec_extract_hi_<mode>): Likewise.
3234 (vec_extract_lo_v16hi): Likewise.
3235 (vec_extract_hi_v16hi): Likewise.
3236 (vec_extract_lo_v32qi): Likewise.
3237 (vec_extract_hi_v32qi): Likewise.
3238 (avx_unpckhpd256): Likewise.
3239 (*avx_unpckhpd): Likewise.
3240 (avx_movddup256): Likewise.
3241 (*avx_movddup): Likewise.
3242 (avx_unpcklpd256): Likewise.
3243 (*avx_unpcklpd): Likewise.
3244 (avx_shufpd256): Likewise.
3245 (avx_shufpd256_1): Likewise.
3246 (*avx_punpckhqdq): Likewise.
3247 (*avx_punpcklqdq): Likewise.
3248 (*avx_shufpd_<mode>): Likewise.
3249 (*avx_storehpd): Likewise.
3250 (*avx_loadhpd): Likewise.
3251 (*avx_loadlpd): Likewise.
3252 (*avx_movsd): Likewise.
3253 (*vec_concatv2df_avx): Likewise.
3254 (*avx_<plusminus_insn><mode>3): Likewise.
3255 (*avx_<plusminus_insn><mode>3): Likewise.
3256 (*avx_mulv8hi3): Likewise.
3257 (*avxv8hi3_highpart): Likewise.
3258 (*avx_umulv8hi3_highpart): Likewise.
3259 (*avx_umulv2siv2di3): Likewise.
3260 (*avx_mulv2siv2di3): Likewise.
3261 (*avx_pmaddwd): Likewise.
3262 (*avx_mulv4si3): Likewise.
3263 (*avx_ashr<mode>3): Likewise.
3264 (*avx_lshr<mode>3): Likewise.
3265 (*avx_ashl<mode>3): Likewise.
3266 (*avx_<code><mode>3): Likewise.
3267 (*avx_eq<mode>3): Likewise.
3268 (*avx_gt<mode>3): Likewise.
3269 (*avx_nand<mode>3): Likewise.
3270 (*avx_nand<mode>3): Likewise.
3271 (*avx_<code><mode>3): Likewise.
3272 (*avx_<code><mode>3): Likewise.
3273 (*avx_packsswb): Likewise.
3274 (*avx_packssdw): Likewise.
3275 (*avx_packuswb): Likewise.
3276 (*avx_punpckhbw): Likewise.
3277 (*avx_punpcklbw): Likewise.
3278 (*avx_punpckhwd): Likewise.
3279 (*avx_punpcklwd): Likewise.
3280 (*avx_punpckhdq): Likewise.
3281 (*avx_punpckldq): Likewise.
3282 (*avx_pinsr<avxmodesuffixs>): Likewise.
3283 (*avx_pinsrq): Likewise.
3284 (*avx_loadld): Likewise.
3285 (*vec_extractv2di_1_rex64_avx): Likewise.
3286 (*vec_extractv2di_1_avx): Likewise.
3287 (*vec_dupv2di_avx): Likewise.
3288 (*vec_concatv2si_avx): Likewise.
3289 (*vec_concatv4si_1_avx): Likewise.
3290 (*vec_concatv2di_avx): Likewise.
3291 (*vec_concatv2di_rex64_avx): Likewise.
3292 (*avx_uavgv16qi3): Likewise.
3293 (*avx_uavgv8hi3): Likewise.
3294 (*avx_psadbw): Likewise.
3295 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3296 (*avx_phaddwv8hi3): Likewise.
3297 (*avx_phadddv4si3): Likewise.
3298 (*avx_phaddswv8hi3): Likewise.
3299 (*avx_phsubwv8hi3): Likewise.
3300 (*avx_phsubdv4si3): Likewise.
3301 (*avx_phsubswv8hi3): Likewise.
3302 (*avx_pmaddubsw128): Likewise.
3303 (*avx_pmulhrswv8hi3): Likewise.
3304 (*avx_pshufbv16qi3): Likewise.
3305 (*avx_psign<mode>3): Likewise.
3306 (*avx_palignrti): Likewise.
3307 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3308 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3309 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3310 (*avx_mpsadbw): Likewise.
3311 (*avx_packusdw): Likewise.
3312 (*avx_pblendvb): Likewise.
3313 (*avx_pblendw): Likewise.
3314 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3315 (avx_ptest256): Likewise.
3316 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3317 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3318 (*avx_aesenc): Likewise.
3319 (*avx_aesenclast): Likewise.
3320 (*avx_aesdec): Likewise.
3321 (*avx_aesdeclast): Likewise.
3322 (avx_vzeroupper): Likewise.
3323 (avx_vzeroupper_rex64): Likewise.
3324 (avx_vpermil<mode>): Likewise.
3325 (avx_vpermilvar<mode>3): Likewise.
3326 (avx_vpermil2<mode>3): Likewise.
3327 (avx_vperm2f128<mode>3): Likewise.
3328 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3329 (avx_vbroadcastss256): Likewise.
3330 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3331 (avx_vinsertf128<mode>): Likewise.
3332 (vec_set_lo_<mode>): Likewise.
3333 (vec_set_hi_<mode>): Likewise.
3334 (vec_set_lo_<mode>): Likewise.
3335 (vec_set_hi_<mode>): Likewise.
3336 (vec_set_lo_v16hi): Likewise.
3337 (vec_set_hi_v16hi): Likewise.
3338 (vec_set_lo_v32qi): Likewise.
3339 (vec_set_hi_v32qi): Likewise.
3340 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3341 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3342 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3343 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3344 (vec_init<mode>): Likewise.
3345 (*vec_concat<mode>_avx): Likewise.
3346 (blendbits): Support V8SF and V4DF.
3347 (sse2_movq128): Support AVX.
3348 (<sse>_movnt<mode>): Likewise.
3349 (sse2_movntv2di): Likewise.
3350 (sse_rcpv4sf2): Likewise.
3351 (sse_sqrtv4sf2): Likewise.
3352 (sse_rsqrtv4sf2): Likewise.
3353 (<sse>_comi): Likewise.
3354 (<sse>_ucomi): Likewise.
3355 (sse_cvtss2si): Likewise.
3356 (sse_cvtss2si_2): Likewise.
3357 (sse_cvtss2siq): Likewise.
3358 (sse_cvtss2siq_2): Likewise.
3359 (sse_cvttss2si): Likewise.
3360 (sse_cvttss2siq): Likewise.
3361 (sse2_cvtsd2si): Likewise.
3362 (sse2_cvtsd2si_2): Likewise.
3363 (sse2_cvtsd2siq): Likewise.
3364 (sse2_cvtsd2siq_2): Likewise.
3365 (sse2_cvttsd2si): Likewise.
3366 (sse2_cvttsd2siq): Likewise.
3367 (sse2_cvtdq2pd): Likewise.
3368 (*sse2_cvtpd2dq): Likewise.
3369 (*sse2_cvttpd2dq): Likewise.
3370 (*sse2_cvtpd2ps): Likewise.
3371 (sse2_cvtps2pd): Likewise.
3372 (sse3_movshdup): Likewise.
3373 (sse3_movsldup): Likewise.
3374 (sse_storehps): Likewise.
3375 (*sse4_1_extractps): Likewise.
3376 (sse2_storelpd): Likewise.
3377 (vec_dupv2df_sse3): Likewise.
3378 (*vec_concatv2df_sse3): Likewise.
3379 (*sse4_1_pextrb): Likewise.
3380 (*sse4_1_pextrb_memory): Likewise.
3381 (*sse2_pextrw): Likewise.
3382 (*sse4_1_pextrw_memory): Likewise.
3383 (*sse4_1_pextrd): Likewise.
3384 (*sse4_1_pextrq): Likewise.
3385 (sse2_pshufd_1): Likewise.
3386 (sse2_pshuflw_1): Likewise.
3387 (sse2_pshufhw_1): Likewise.
3388 (*sse2_storeq_rex64): Likewise.
3389 (*vec_dupv4si): Likewise.
3390 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3391 (sse2_pmovmskb): Likewise.
3392 (*sse2_maskmovdqu): Likewise.
3393 (*sse2_maskmovdqu_rex64): Likewise.
3394 (sse_ldmxcsr): Likewise.
3395 (sse_stmxcsr): Likewise.
3396 (abs<mode>2): Likewise.
3397 (sse4_1_movntdqa): Likewise.
3398 (sse4_1_phminposuw): Likewise.
3399 (sse4_1_extendv8qiv8hi2): Likewise.
3400 (*sse4_1_extendv8qiv8hi2): Likewise.
3401 (sse4_1_extendv4qiv4si2): Likewise.
3402 (*sse4_1_extendv4qiv4si2): Likewise.
3403 (sse4_1_extendv2qiv2di2): Likewise.
3404 (*sse4_1_extendv2qiv2di2): Likewise.
3405 (sse4_1_extendv4hiv4si2): Likewise.
3406 (*sse4_1_extendv4hiv4si2): Likewise.
3407 (sse4_1_extendv2hiv2di2): Likewise.
3408 (*sse4_1_extendv2hiv2di2): Likewise.
3409 (sse4_1_extendv2siv2di2): Likewise.
3410 (*sse4_1_extendv2siv2di2): Likewise.
3411 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3412 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3413 (sse4_1_zero_extendv4qiv4si2): Likewise.
3414 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3415 (sse4_1_zero_extendv2qiv2di2): Likewise.
3416 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3417 (sse4_1_zero_extendv4hiv4si2): Likewise.
3418 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3419 (sse4_1_zero_extendv2hiv2di2): Likewise.
3420 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3421 (sse4_1_zero_extendv2siv2di2): Likewise.
3422 (*sse4_1_zero_extendv2siv2di2): Likewise.
3423 (sse4_1_ptest): Likewise.
3424 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3425 (sse4_2_pcmpestri): Likewise.
3426 (sse4_2_pcmpestrm): Likewise.
3427 (sse4_2_pcmpistri): Likewise.
3428 (sse4_2_pcmpistrm): Likewise.
3430 (aeskeygenassist): Likewise.
3432 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3434 * config/i386/predicates.md (vzeroall_operation): New.
3436 * config/i386/sse.md (avx_vzeroall): New.
3437 (*avx_vzeroall): Likewise.
3439 2008-08-28 Paul Brook <paul@codesourcery.com>
3440 Mark Shinwell <shinwell@codesourcery.com>
3441 Richard Earnshaw <richard.earnshaw@arm.com>
3443 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3444 (TARGET_MIN_ANCHOR_OFFSET): New.
3445 (arm_override_options): Set correct anchor ranges for Thumb-1
3446 and Thumb-2 if required.
3447 (legitimize_pic_address): Handle case involving a TLS symbol
3448 reference with an addend.
3449 (arm_optimization_options): Enable section anchors at -O1 and
3451 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3452 * config/arm/arm-protos.h (arm_optimization_options): New.
3454 2008-08-28 Nick Clifton <nickc@redhat.com>
3456 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3457 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3460 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3461 * config/v850/v850.md (return): Remove frame size restriction.
3463 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3465 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3467 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3469 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3471 2008-08-28 Paul Brook <paul@codesourcery.com>
3473 * config/arm/vfp11.md: Update license notice.
3474 * config/arm/cortex-r4.md: Ditto.
3476 2008-08-28 Richard Guenther <rguenther@suse.de>
3478 PR tree-optimization/37207
3479 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3482 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3485 * tree.c (int_fits_type_p): Don't forget unsigned integers
3486 of type sizetype which higher end word equals -1.
3488 2008-08-28 Ira Rosen <irar@il.ibm.com>
3490 * target.h (struct vectorize): Add new target builtin.
3491 * tree-vectorizer.c (destroy_loop_vec_info): Call
3492 vect_free_slp_instance instead of vect_free_slp_node.
3493 * tree-vectorizer.h (enum slp_load_perm_type): New.
3494 (struct _slp_instance): Add new fields.
3495 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3496 (SLP_INSTANCE_LOADS): New.
3497 (vect_free_slp_tree): Remove.
3498 (vect_free_slp_instance): Declare.
3499 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3500 (vectorizable_load): Add argument.
3501 (vect_transform_slp_perm_load): New.
3502 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3504 (vect_get_place_in_interleaving_chain): New function.
3505 (vect_free_slp_tree): Make static.
3506 (vect_free_slp_instance): New function.
3507 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3508 collect the load location in the interleaving chain.
3509 (vect_supported_slp_permutation_p): New function.
3510 (vect_supported_load_permutation_p): Likewise.
3511 (vect_analyze_slp_instance): In case of loads permutation, call
3512 vect_supported_load_permutation_p to check that the permutation is
3514 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3515 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3516 (vect_create_mask_and_perm): New function.
3517 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3518 (vectorizable_load): Add an argument. Don't keep the created vectors
3519 statements in the node if permutation is required. Call
3520 vect_transform_slp_perm_load to generate the permutation.
3521 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3522 additional argument.
3523 (vect_schedule_slp_instance): In case of loads permutation, allocate
3524 vectorized statements structure for all the related SLP nodes. Call
3525 vect_transform_stmt with addditional argument.
3526 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3527 * config/spu/spu.c (spu_builtin_vec_perm): New.
3528 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3529 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3530 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3531 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3533 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3535 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3536 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3537 __gthread_cond_signal, __gthread_cond_timedwait,
3538 __gthread_cond_timedwait_recursive): New functions.
3539 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3541 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3544 2008-08-28 Richard Guenther <rguenther@suse.de>
3547 * fold-const.c (maybe_canonicalize_comparison_1): Require
3548 undefined overflow only for canonicalizing A +- CST cmp CST.
3549 Make sure to not generate new constants that are not inside
3550 their TYPE_MIN/MAX_VALUE range.
3551 (maybe_canonicalize_comparison): Remove undefined overflow
3553 (fold_binary): Remove now duplicate folding.
3555 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3557 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3558 use not updated in the last change.
3560 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3562 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3563 (IRA_COVER_CLASSES): Add FPUL_REGS.
3565 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3568 * c-common.c (conversion_warning): Check for null operands.
3570 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3573 * c-decl.c (check_for_loop_decls): Improve error message. Give
3576 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3579 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3580 (convert_for_assignment): Pass corrent OPT_W* parameter to
3581 WARN_FOR_ASSIGNMENT.
3583 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3586 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3588 2008-08-27 Paul Brook <paul@codesourcery.com>
3590 * config.gcc: Loosen checks for arm uclinux eabi targets.
3592 2008-08-27 Paul Brook <paul@codesourcery.com>
3594 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3596 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3598 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3600 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3601 the enumerators of an ENUMERAL_TYPE.
3602 * dbxout.c (dbxout_type): Ditto.
3604 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3607 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3608 (fwprop_addr): Check that the loop_father is not the outer loop.
3610 2008-08-26 Paul Brook <paul@codesourcery.com>
3612 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3613 Remove documentation entry for fmul type.
3614 Use fmuls to annotate single-precision multiplication patterns,
3615 fmuld to annotate double-precision multiplication patterns,
3616 fmacs to annotate single-precision multiply-accumulate patterns
3617 and fmacd to annotate double-precision multiply-accumulate patterns.
3618 * config/arm/vfp11.md: Update reservations accordingly.
3619 * config/arm/arm.md: Note that certain values of the "type"
3620 attribute are documented in vfp.md.
3621 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3622 (v10_cvt): Use new fmul types.
3624 2008-08-26 Paul Brook <paul@codesourcery.com>
3626 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3627 * config/arm/vfp11.md: ...here. New.
3628 * config/arm/arm.md: Include vfp11.md.
3630 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3632 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3633 parameter to inform call.
3635 2008-08-26 Jeff Law <law@redhat.com>
3637 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3638 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3639 preferred class when copying a constant into a partial word register.
3641 2008-08-26 Ben Elliston <bje@au.ibm.com>
3643 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3644 * cp/typeck.c: Likewise.
3645 * cp/tree.c: Likewise.
3646 * gimple-low.c: Likewise.
3649 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3651 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3652 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3654 * doc/passes.texi: Describe IRA.
3656 * doc/tm.texi (IRA_COVER_CLASSES,
3657 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3659 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3660 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3661 -fira-propagate-cost, -fno-ira-share-save-slots,
3662 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3664 * flags.h (ira_algorithm): New enumeration.
3665 (flag_ira_algorithm, flag_ira_verbose): New external variable
3668 * postreload.c (gate_handle_postreload): Don't do post reload
3669 optimizations unless the reload is completed.
3671 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3674 * tree-pass.h (pass_ira): New external variable declaration.
3676 * reload.h: Add 2008 to the Copyright.
3678 * cfgloopanal.c: Include params.h.
3679 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3682 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3684 * toplev.c (ira.h): New include.
3685 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3686 (backend_init_target): Call ira_init.
3687 (backend_init): Call ira_init_once.
3688 (finalize): Call finish_ira_once.
3690 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3691 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3694 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3695 may_move_out_cost): New external variable declarations.
3696 (move_table): New typedef.
3698 * caller-save.c: Include headers output.h and ira.h.
3699 (no_caller_save_reg_set): New global variable.
3700 (save_slots_num, save_slots): New variables.
3701 (reg_save_code, reg_restore_code, add_stored_regs): Add
3703 (init_caller_save): Set up no_caller_save_reg_set.
3704 (init_save_areas): Reset save_slots_num.
3705 (saved_hard_reg): New structure.
3706 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3707 (initiate_saved_hard_regs, new_saved_hard_reg,
3708 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3710 (setup_save_areas): Add code for sharing stack slots.
3711 (all_blocks): New variable.
3712 (save_call_clobbered_regs): Process pseudo-register too.
3713 (mark_set_regs): Process pseudo-register too.
3714 (insert_one_insn): Put the insn after bb note in a empty basic
3715 block. Add insn check.
3717 * global.c (eliminable_regset): Make it external.
3718 (mark_elimination): Use DF_LR_IN for IRA.
3719 (pseudo_for_reload_consideration_p): New.
3720 (build_insn_chain): Make it external. Don't ignore spilled
3721 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3722 (gate_handle_global_alloc): New function.
3723 (pass_global_alloc): Add the gate function.
3725 * opts.c (decode_options): Set up flag_ira. Print the warning for
3727 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3729 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3731 * regmove.c (regmove_optimize): Don't do replacement of output for
3734 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3735 New external variable declarations.
3737 * local-alloc.c (update_equiv_regs): Make it external. Return
3738 true if jump label rebuilding should be done. Rescan new_insn for
3740 (gate_handle_local_alloc): New function.
3741 (pass_local_alloc): Add the gate function.
3743 * alias.c (value_addr_p, stack_addr_p): New functions.
3744 (nonoverlapping_memrefs_p): Use them for IRA.
3746 * common.opt (fira, fira-algorithm, fira-coalesce,
3747 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3748 fira-verbose): New options.
3750 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3751 move_cost, may_move_in_cost, may_move_out_cost): Make the
3753 (move_table): Remove typedef.
3754 (init_move_cost): Make it external.
3755 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3758 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3759 setup_reg_classes): New function prototypes.
3760 (eliminable_regset): New external variable declaration.
3761 (build_insn_chain, update_equiv_regs): New function prototypes.
3763 * Makefile.in (IRA_INT_H): New definition.
3764 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3765 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3766 (reload1.o, toplev.o): Add dependence on ira.h.
3767 (cfgloopanal.o): Add PARAMS_H.
3768 (caller-save.o): Add dependence on output.h and ira.h.
3769 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3770 ira-emit.o, ira-lives.o): New entries.
3772 * passes.c (pass_ira): New pass.
3774 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3776 * reload1.c (ira.h): Include the header.
3777 (changed_allocation_pseudos): New bitmap.
3778 (init_reload): Initiate the bitmap.
3779 (compute_use_by_pseudos): Permits spilled registers in FROM.
3780 (temp_pseudo_reg_arr): New variable.
3781 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3782 IRA. Call alter_reg with the additional parameter. Don't clear
3783 spilled_pseudos for IRA. Restore original insn chain for IRA.
3784 Clear changed_allocation_pseudos at the end of reload.
3785 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3786 (hard_regno_to_pseudo_regno): New variable.
3787 (count_pseudo): Check spilled pseudos. Set up
3788 hard_regno_to_pseudo_regno.
3789 (count_spilled_pseudo): Check spilled pseudos. Update
3790 hard_regno_to_pseudo_regno.
3791 (find_reg): Use better_spill_reload_regno_p. Check
3792 hard_regno_to_pseudo_regno.
3793 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3795 (eliminate_regs_1): Use additional parameter for alter_reg.
3796 (finish_spills): Set up pseudo_previous_regs only for spilled
3797 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3798 more arguments. Don't clear live_throughout and dead_or_set for
3799 spilled pseudos. Use additional parameter for alter_reg. Call
3800 mark_allocation_change. Set up changed_allocation_pseudos.
3801 Remove sanity check.
3802 (emit_input_reload_insns, delete_output_reload): Use additional
3803 parameter for alter_reg. Call mark_allocation_change.
3804 (substitute, gen_reload_chain_without_interm_reg_p): New
3806 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3808 * testsuite/gcc.dg/20080410-1.c: New file.
3810 * config/s390/s390.h (IRA_COVER_CLASSES,
3811 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3813 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3815 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3817 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3819 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3821 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3823 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3825 2008-08-24 Jeff Law <law@redhat.com>
3826 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3827 when ignoring unavailable registers.
3829 2008-08-24 Jeff Law <law@redhat.com>
3830 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3831 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3832 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3833 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3835 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3836 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3838 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3839 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3840 * reload1.c (find_reg): Process registers in register allocation order.
3842 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3843 * toplev.c (backend_init_target): Move ira_init call from
3845 (lang_dependent_init_target): ...to here.
3847 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3848 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3849 calculate memory move costs for NO_REGS.
3851 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3852 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3853 STACK_REGS is defined.
3855 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3856 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3858 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3859 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3861 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3862 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3863 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3866 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3867 Dorit Nuzman <dorit@il.ibm.com>
3869 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3870 vec_extract_evenv4sf, vec_extract_evenv8hi,
3871 vec_extract_evenv16qi, vec_extract_oddv4si,
3872 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3873 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3874 vec_interleave_highv4si, vec_interleave_lowv4si,
3875 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3876 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3877 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3879 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3882 * config/rs6000/rs6000.c (optimization_options): Don't default to
3883 section anchors without toplevel reorder.
3885 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3887 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3888 (mfc_end_critical_section): Likewise.
3890 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3892 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3893 all type qualifiers from element type to vector type.
3895 2008-08-25 David Daney <ddaney@avtrex.com>
3897 * config/mips/mips.md (immediate_insn): Move up in file, fix
3898 comment typo, reformat.
3899 (fetchop_bit, atomic_hiqi_op memory_barrier,
3900 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3901 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3902 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3903 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3904 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3905 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3906 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3907 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3908 sync_old_nand<mode>, sync_new_nand<mode>,
3909 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3910 test_and_set_12): Moved to sync.md.
3912 * config/mips/sync.md: New file.
3914 2008-08-25 Richard Henderson <rth@redhat.com>
3916 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3917 (regsave): Likewise.
3918 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3919 (output_cfi_directive): Likewise.
3920 (div_data_align): New.
3921 (output_cfi): Use it.
3923 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3925 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3926 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3927 (TARGET_OCTEON): New macro.
3928 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3929 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3930 (ISA_HAS_POP): New macro.
3931 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3933 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3935 * config/mips/mips.md (cpu): Add octeon.
3936 (type): Add pop attribute value.
3937 (popcount<mode>2): New pattern.
3938 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3940 2008-08-24 Jan Hubicka <jh@suse.cz>
3942 * doc/invoke.texi (-fipa-cp-clone): New option.
3943 (-fipa-cp): Update docs.
3944 (--param ipcp-unit-growth):New.
3945 * ipa-cp.c: Include fibheap.h, params.h
3946 (ipcp_initialize_node_lattices): When not cloning, all externally
3947 visible functions are bottom.
3948 (ipcp_need_redirect_p): Accept clones.
3949 (ipcp_insert_stage): Use cost driven heuristics.
3950 (max_count, dead_nodes): New static vars.
3951 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3952 ipcp_const_param_count): New functions.
3953 * common.opt (ipa-cp-clone): New command line option.
3954 * params.def (ipcp-unit-growth): New.
3956 2008-08-24 Jan Hubicka <jh@suse.cz>
3958 * tree-inline.c (tree_function_versioning): Look harder
3959 for referenced vars.
3961 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3963 PR tree-optimization/37185
3964 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3966 2008-08-23 Jan Hubicka <jh@suse.cz>
3968 * ipa-cp.c (ipcp_analyze_node): New function.
3969 (ipcp_update_cloned_node): Use it.
3970 (ipcp_init_stage): Likewise.
3971 * ipa-inline.c (function_insertion_hook_holder): New static var.
3972 (analyze_function): Break out from ....
3973 (inline_generate_summary): Here; register insertion hook.
3974 (cgraph_decide_inlining): Remove hook.
3975 (add_new_function): New function.
3977 2008-08-23 Jan Hubicka <jh@suse.cz>
3979 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3981 2008-08-23 Jan Hubicka <jh@suse.cz>
3983 * ipa-cp.c (constant_val_insert): Remove.
3984 (ipcp_propagate_one_const): Remove.
3985 (ipcp_create_replace_map): Always insert replacements to the map.
3986 (ipcp_insert_stage): Do not try to insert statements by hand.
3987 * tree-inline.c (insert_init_stmt): Break out from ...
3988 (setup_one_parameter): ... here; allow NULL BB pointer.
3989 (tree_function_versioning): Use setup_one_parameter to process
3992 2008-08-23 Jan Hubicka <jh@suse.cz>
3994 * tree.c (decl_address_ip_invariant_p): New function.
3995 * tree.h (decl_address_ip_invariant_p): Declare.
3996 * gimple.c (strip_invariant_refs): Break out from ...
3997 (is_gimple_invariant_address): ... here
3998 (is_gimple_ip_invariant_address): New function.
3999 (is_gimple_ip_invariant): New function.
4000 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
4003 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
4004 (ipcp_lat_is_insertable): All constants are insertable.
4005 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
4006 IPA_CONST_VALUE_REF.
4007 (ipcp_initialize_node_lattices): Propagate all types of operands.
4008 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
4009 (ipcp_create_replace_map): Reformat.
4010 (ipcp_need_redirect_p): Simplify.
4011 (ipcp_insert_stage): Check that argument is used before clonning.
4012 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4014 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4015 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4016 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4017 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4018 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4019 * tree-inline.c (tree_function_versioning): Add variables referenced by
4022 2008-08-23 Jan Hubicka <jh@suse.cz>
4025 * i386.c (standard_80387_constant_p): Use optimize_size.
4027 2008-08-23 Ira Rosen <irar@il.ibm.com>
4029 PR tree-optimization/37161
4030 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4031 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4032 (vect_determine_vectorization_factor): Move the scalar type
4033 retrieval to vect_get_smallest_scalar_type.
4034 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4035 scalar type. Remove redundant computation.
4036 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
4037 (vect_get_slp_defs): Take the type of RHS into account if
4038 necessary by calling vect_get_smallest_scalar_type. Call
4039 vect_get_constant_vectors with additional argument.
4041 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4044 * doc/invoke.texi (Wwrite-strings): Clarify description.
4046 2008-08-23 Ira Rosen <irar@il.ibm.com>
4048 PR tree-optimization/37174
4049 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
4050 def stmt is a part of the loop before accessing its stmt_vec_info.
4052 2008-08-22 Anatoly Sokolov <aesok@post.ru>
4055 * config/avr/avr.md (UNSPEC_SWAP): New constants.
4056 (*swap): New insn pattern.
4057 (*ashlqi3): Rename from ashlqi3 insn pattern.
4058 (ashlqi3): New expanders.
4059 (*lshrqi3): Rename from lshrqi3 insn pattern.
4060 (lshrqi3): New expanders.
4061 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
4062 lshrqi3_const5, lshrqi3_const6): New splitters.
4063 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
4064 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
4067 2008-08-22 Richard Guenther <rguenther@suse.de>
4069 PR tree-optimization/37078
4070 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
4071 [+INF, +INF] ranges.
4073 2008-08-22 Richard Guenther <rguenther@suse.de>
4075 PR tree-optimization/37143
4076 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
4077 a conversion statement instead of a copy.
4079 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
4082 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
4083 CCCmode, CCOmode and CCSmode destination modes.
4086 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
4087 from different units in a single alternative.
4088 (*vec_extractv2sf_1): Ditto.
4089 (*vec_extractv2si_0): Ditto.
4090 (*vec_extractv2si_1): Ditto.
4091 * config/i386/sse.md (sse2_storehpd): Ditto.
4092 (sse2_storelpd): Ditto.
4093 (sse2_loadhpd): Ditto.
4094 (sse2_loadlpd): Ditto.
4097 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
4098 (popcountsi2): Ditto.
4099 (clzdi2_abm): Ditto.
4100 (popcountdi2): Ditto.
4101 (clzhi2_abm): Ditto.
4102 (popcounthi2): Ditto.
4104 2008-08-22 Richard Guenther <rguenther@suse.de>
4108 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
4109 if the multiplication does not overflow.
4111 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
4113 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
4115 2008-08-21 Richard Henderson <rth@redhat.com>
4117 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
4118 spurrious comma from test.
4119 * configure: Rebuild.
4121 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4124 * builtins.c (fold_builtin_next_arg): Add warning about undefined
4127 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
4129 * c-tree.h (grokfield): New argument.
4130 * c-decl.c (grokfield): Handle new location argument.
4131 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
4133 2008-08-21 Richard Guenther <rguenther@suse.de>
4135 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
4137 2008-08-21 Jan Hubicka <jh@suse.cz>
4139 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
4140 (cgraph_add_function_insertion_hook,
4141 cgraph_remove_function_insertion_hook,
4142 cgraph_call_function_insertion_hooks): New functions.
4143 * cgraph.h (cgraph_add_function_insertion_hook,
4144 cgraph_remove_function_insertion_hook,
4145 cgraph_call_function_insertion_hooks): Declare.
4146 * ipa-reference.c (function_insertion_hook_holder): New variable.
4147 (check_operand, look_for_address_of): When checking late, do not care
4148 about module bitmaps.
4149 (add_new_function): New function.
4150 (generate_summary): Register hooks; zero module bitmaps.
4151 (propagate): Unregister hooks.
4152 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
4153 (add_new_function): New function.
4154 (generate_summary): Register hook.
4155 (propagate): Remove hook.
4157 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
4159 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
4160 * ipa-cp.c (ipcp_update_cloned_node): New function.
4161 (build_const_val): Handle functions correctly; bring type logic
4162 into sync with tree-inline.c
4163 (ipcp_init_stage): Take care of computing stuff needed by
4164 indirect inlining; update clones.
4165 (ipcp_generate_summary): Break out of ipcp_driver.
4166 (ipcp_driver): Do only execution and transformation.
4167 (pass_ipa_cp): Make IPA_PASS.
4168 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
4170 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
4171 ipcp, some info is already available.
4172 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
4173 * tree-inline.c (remap_ssa_name): Unshare expression.
4175 2008-08-21 Richard Guenther <rguenther@suse.de>
4177 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4178 a PHI ask VN if it is already available.
4179 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4180 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4182 2008-08-21 Richard Guenther <rguenther@suse.de>
4185 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
4186 makes sure to produce a result of the correct type.
4188 2008-08-21 Jan Hubicka <jh@suse.cz>
4189 Backport from LTO branch:
4191 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4192 Jan Hubicka <jh@suse.cz>
4195 (init_state, finish_state, set_function_state, generate_summary):
4197 (scan_stmt): Renamed from scan_function. Changed to keep state in
4198 local static vars rather than cgraph aux field.
4199 (propagate): Renamed from static_execute. Changed to keep state in
4200 local static vars rather than cgraph aux field.
4201 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
4202 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
4204 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4206 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4207 * ipa-reference.c (init_function_info, generate_summary,
4208 propagate): New functions.
4209 (analyze_function): Call init_function_info.
4210 (static_execute): Stripped into generate_summary and propagate.
4211 (pass_ipa_reference): Made into ipa_opt_pass.
4213 2008-08-21 Richard Guenther <rguenther@suse.de>
4215 PR tree-optimization/37181
4216 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4218 (extract_range_from_unary_expr): Likewise.
4220 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4222 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4224 * toplev.h (pedwarn_at): Likewise.
4225 * builtins.c: Update all calls to pedwarn.
4226 * c-lex.c: Likewise.
4227 * toplev.c: Likewise.
4228 * c-tree.h: Likewise.
4229 * c-decl.c: Likewise.
4230 * c-errors.c: Likewise.
4231 * c-typeck.c: Likewise.
4232 * c-common.c: Likewise.
4233 * c-parser.c: Likewise.
4235 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4238 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4239 with MODE_VECTOR_INT mode.
4241 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4244 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4245 initialized outside the current module.
4246 (warn_uninitialized_var): Ignore left-hand side when walking the
4247 trees. Ignore address expressions. Examine VUSE operands in gimple
4248 statements with a variable declaration on the right-hand side.
4250 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4253 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4255 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4258 * c-common.c (conversion_warning): Do not warn if applying bit-and
4259 operator to unsigned constant that fits in the target type.
4261 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4264 * c-common.c (conversion_warning): Do not warn for artificial
4267 2008-08-20 Richard Guenther <rguenther@suse.de>
4269 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4270 (extract_range_from_binary_expr): Fall back to constant propagation.
4271 (extract_range_from_unary_expr): Likewise.
4273 2008-08-20 Richard Guenther <rguenther@suse.de>
4275 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4276 with TREE_THIS_VOLATILE on shared nodes.
4277 (fold_stmt_r): Likewise.
4279 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4282 * c-parser.c (c_parser_attributes): For keywords use canonical
4283 spelling for attr_name.
4285 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4287 * value-prof.c (check_counter): Revert wrong call to error.
4289 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4291 * profile.c: Update calls to inform.
4292 * value-prof.c: Update calls to inform.
4294 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4296 * diagnostic.c (inform): Add an explicit location_t parameter.
4297 * toplev.h (inform): Update declaration.
4298 * builtins.c: Update all calls to inform.
4299 * c-common.c: Likewise.
4300 * c-decl.c: Likewise.
4301 * c-opts.c: Likewise.
4302 * c-pch.c: Likewise.
4303 * c-pragma.c: Likewise.
4304 * c-typeck.c: Likewise.
4305 * coverage.c: Likewise.
4307 * toplev.c: Likewise.
4308 * tree-cfg.c: Likewise.
4309 * tree-ssa.c: Likewise.
4311 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4314 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4315 V2DI mode, for SSE4.1, use movq instead of vector set if the
4316 second element is zero and inter-unit moves are OK.
4318 2008-08-20 Richard Guenther <rguenther@suse.de>
4320 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4321 properly handle conversion/copy chains after tuplification.
4323 2008-08-20 Richard Guenther <rguenther@suse.de>
4325 * passes.c (init_optimization_passes): Move the second
4326 forwprop pass before alias computation. Remove the second
4327 DCE pass. Remove the first dominator and phi copy/const
4330 2008-08-20 Nick Clifton <nickc@redhat.com>
4332 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4333 support of this feature. Do not assume that a sufficiently new
4334 assembler will support the feature regardless of the target type.
4335 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4336 * configure: Regenerate.
4338 2008-08-20 Richard Guenther <rguenther@suse.de>
4340 * tree-vrp.c (found_in_subgraph): Remove.
4341 (live): New global static.
4342 (live_on_edge): New function.
4343 (blocks_visited): Remove.
4344 (register_edge_assert_for_2): Use live_on_edge.
4345 (find_conditional_asserts): Remove code dealing with
4346 found_in_subgraph. Do not walk the CFG.
4347 (find_switch_asserts): Likewise.
4348 (find_assert_locations_1): Renamed from find_assert_locations.
4349 Move finding assert locations for conditional and switch
4350 statements first. Update live bitmap. Do not walk the CFG.
4351 (find_assert_locations): New function.
4352 (insert_range_assertions): Remove entry of CFG walk.
4353 Adjust call to find_assert_locations.
4354 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4355 that only can appear because of fake exit edges but assert we
4356 never try to insert on those.
4357 (fini_pre): Do not remove fake exit edges here...
4358 (execute_pre): ...but here, before committing edge inserts.
4360 2008-08-19 Richard Guenther <rguenther@suse.de>
4362 * passes.c (init_optimization_passes): Exchange store-ccp
4365 2008-08-19 Rafael Espíndola <espindola@google.com>
4367 * varasm.c (weak_decls): Move earlier in the file.
4368 (assemble_external): Add weak decls to the weak_decls list.
4369 (declare_weak): Don't add decls to the weak_decls list.
4371 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4374 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4375 before (sse2_shufpd_<mode>).
4377 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4380 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4381 * tree.c (block_nonartificial_location): Likewise.
4383 2008-08-19 Richard Guenther <rguenther@suse.de>
4385 PR tree-optimization/35972
4386 PR tree-optimization/23094
4387 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4389 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4390 handle MISALIGNED_INDIRECT_REF.
4391 (get_ref_from_reference_ops): New helper.
4392 (vn_reference_lookup_pieces): Walk the use-def chain using the
4393 alias-oracle if requested.
4394 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4395 walking the use-def chain.
4396 (compute_avail): But not here.
4397 (create_component_ref_by_pieces_1): Properly handle
4398 MISALIGNED_INDIRECT_REF.
4399 (do_regular_insertion): Handle fully redundant
4400 expressions after PHI-translation also for SSA_NAME values, not
4401 only constants. Correctly use edoubleprime for that.
4403 2008-08-19 Ira Rosen <irar@il.ibm.com>
4405 * tree-vectorizer.c (supportable_widening_operation): Support
4406 multi-step conversion, return the number of steps in such conversion
4407 and the required intermediate types.
4408 (supportable_narrowing_operation): Likewise.
4409 * tree-vectorizer.h (vect_pow2): New function.
4410 (supportable_widening_operation): Change argument types.
4411 (supportable_narrowing_operation): Likewise.
4412 (vectorizable_type_promotion): Add an argument.
4413 (vectorizable_type_demotion): Likewise.
4414 * tree-vect-analyze.c (vect_analyze_operations): Call
4415 vectorizable_type_promotion and vectorizable_type_demotion with
4416 additional argument.
4417 (vect_get_and_check_slp_defs): Detect patterns.
4418 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4420 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4421 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4422 according to the smallest type in the loop.
4423 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4424 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4425 supportable_widening_operation with correct arguments.
4426 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4427 operands lists according to the number of vector statements in left
4428 or right node, if exists.
4429 (vect_gen_widened_results_half): Remove unused argument.
4430 (vectorizable_conversion): Call supportable_widening_operation,
4431 supportable_narrowing_operation, and vect_gen_widened_results_half
4432 with correct arguments.
4433 (vectorizable_assignment): Change documentation, support multiple
4435 (vectorizable_operation): Likewise.
4436 (vect_get_loop_based_defs): New function.
4437 (vect_create_vectorized_demotion_stmts): Likewise.
4438 (vectorizable_type_demotion): Support loop-aware SLP and general
4439 multi-step conversion. Call vect_get_loop_based_defs and
4440 vect_create_vectorized_demotion_stmts for transformation.
4441 (vect_create_vectorized_promotion_stmts): New function.
4442 (vectorizable_type_promotion): Support loop-aware SLP and general
4443 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4445 (vectorizable_store): Change documentation, support multiple
4447 (vectorizable_load): Likewise.
4448 (vect_transform_stmt): Pass SLP_NODE to
4449 vectorizable_type_promotion and vectorizable_type_demotion.
4450 (vect_schedule_slp_instance): Move here the calculation of number
4451 of vectorized statements for each node from...
4452 (vect_schedule_slp): ... here.
4453 (vect_transform_loop): Call vect_schedule_slp without the last
4456 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4459 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4460 to == in assert statement.
4461 (vectorizable_reduction): Fix typo.
4463 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4466 * value-prof.c (check_counter): Dereference pointer to overall
4467 count when printing it.
4469 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4471 * profile.h: Really add it.
4473 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4475 * mcf.c: Really add it.
4477 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4478 Vinodha Ramasamy <vinodha@google.com>
4480 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4482 * value-prof.c (check_counter): Fix the counter if
4483 flag_profile_correction is true.
4484 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4485 tree_mod_subtract_transform):
4486 Follow check_counter parameter change.
4487 * common.opt (fprofile-correction): New option.
4489 * profile.h: Likewise.
4490 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4491 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4492 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4494 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4495 flag_profile_correction is set.
4497 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4499 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4501 2008-08-18 Tomas Bily <tbily@suse.cz>
4503 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4504 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4506 * tree-data-ref.c (split_constant_offset_1): Likewise.
4507 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4508 * tree-sra.c (sra_walk_expr): Likewise.
4509 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4510 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4511 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4512 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4514 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4515 * tree-vect-transform.c (vectorizable_type_demotion)
4516 (vectorizable_type_promotion): Likewise.
4517 * tree-inline.c (expand_call_inline):
4518 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4519 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4520 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4521 * expr.c (expand_expr_real_1): Likewise.
4522 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4523 (gimple_assign_unary_useless_conversion_p): Likewise.
4524 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4525 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4526 * fold-const.c (fold_unary): Likewise.
4527 * tree.h (CONVERT_EXPR_P): Likewise.
4528 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4529 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4531 (register_edge_assert_for_2, extract_range_from_unary_expr)
4532 (register_edge_assert_for_1): Likewise.
4534 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4536 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4537 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4538 (enum real_value_const): Delete.
4539 (get_real_const): Delete.
4540 * real.c (get_real_const): Delete.
4541 (dconst_e_ptr): Define.
4542 (dconst_third_ptr): Define.
4543 (dconst_sqrt2_ptr): Define.
4544 * builtins.c: Update all callers.
4546 2008-08-18 Richard Guenther <rguenther@suse.de>
4548 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4549 statement iterator after statement removal.
4551 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4553 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4554 (detect_processor_freebsd): Likewise.
4555 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4557 2008-08-18 Richard Guenther <rguenther@suse.de>
4559 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4560 and loads have the correct types.
4562 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4565 * c-opts.c (cpp_opts): Remove static.
4566 * c-parser.c (cpp_opts): Declare it extern.
4567 (disable_extension_diagnostics): Handle cpp options.
4568 (enable_extension_diagnostics): Likewise.
4570 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4572 * diagnostics.c (permerror_at): Rename as permerror.
4573 (permerror): Delete.
4574 * toplev.h: Likewise.
4576 2008-08-18 Richard Guenther <rguenther@suse.de>
4578 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4579 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4580 Move call_cdce before build_alias. Move copyrename2,
4581 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4582 right after final inlining.
4583 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4584 (pass_build_cfg): But instead via TODO_dump_func.
4586 2008-08-18 Richard Guenther <rguenther@suse.de>
4588 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4590 (scalarize_init): If we failed to generate some initializers
4591 do not generate zeros for not instantiated members. Instead
4592 rely on the copy out.
4593 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4594 about missing flow-sensitive alias info only if we have
4597 2008-08-17 Nick Clifton <nickc@redhat.com>
4599 * doc/extend.texi (Function Attributes): Fix typo in description
4600 if hot function attribute.
4602 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4603 Richard Sandiford <rdsandiford@googlemail.com>
4605 * doc/install.texi (--with-mips-plt): Document.
4606 * doc/invoke.texi (-mplt, -mno-plt): Document.
4607 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4608 and handle ${with_mips_plt}.
4609 * config/mips/mips.opt (mplt): New option.
4610 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4611 (TARGET_ABICALLS_PIC2): Likewise.
4612 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4613 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4614 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4615 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4616 to decide whether to output ".option picX" directives.
4617 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4618 Pass -call_nonpic rather than -KPIC for -mplt.
4619 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4620 on the command line. Also remove it when -mabi=64 is used without
4622 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4623 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4624 TARGET_ABICALLS_PIC0.
4625 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4627 (mips16_build_function_stub): Only output ".option pic" directives
4628 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4629 (mips16_build_call_stub): Fix comment and remove redundant
4630 ".set at"/"set .noat" directives.
4631 (mips_function_rodata_section): Use the default behaviour for
4632 TARGET_ABSOLUTE_ABICALLS.
4633 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4634 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4635 (mips_restore_gp): Do nothing if the current function doesn't use
4637 (mips_expand_prologue): Only save $gp if the current function uses it.
4638 Use a normal move for TARGET_ABICALLS_PIC0.
4639 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4641 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4643 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4644 of function when handling GLOBAL_POINTER_REGNUM.
4646 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4649 * common.opt (-fstack-check): Do not declare the variable here.
4650 (-fstack-check=): New option variant.
4651 * doc/invoke.texi (Code Gen Options): Document it.
4652 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4653 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4654 (STACK_CHECK_STATIC_BUILTIN): New macro.
4655 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4656 * opts.c: Include expr.h.
4657 (common_handle_option) <OPT_fold_stack_check_>: New case.
4658 <OPT_fstack_check>: Likewise.
4659 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4660 consistently in the test for variable-sized types. Adjust for
4661 new behaviour of flag_stack_check.
4662 * explow.c: Include except.h.
4663 (allocate_dynamic_stack_space): Do not take into account
4664 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4665 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4666 for variable-sized parameters. Treat all parameters whose size is
4667 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4668 stack checking is enabled.
4669 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4670 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4671 if generic stack checking is enabled.
4672 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4673 * reload1.c (reload): Likewise.
4674 * stmt.c (expand_decl): Assert that all automatic variables have
4675 fixed size at this point and remove dead code.
4676 * flags.h (stack_check_type): New enumeration type.
4677 (flag_stack_check): Declare.
4678 * toplev.c (flag_stack_check): New global variable.
4679 * Makefile.in (opts.o): Add dependency on EXPR_H.
4680 (explow.o): Add dependency on except.h.
4682 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4684 * config/avr/avr.c (avr_override_options): Reduce value of
4685 PARAM_INLINE_CALL_COST.
4687 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4689 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4690 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4691 lieu of TYPE_MODE (type) throughout.
4693 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4695 * config/arm/arm.c (add_minipool_backward_ref): Check for
4696 8-byte-aligned entries in second case of forcing insertion after a
4697 particular entry. Change third case to avoid inserting
4698 non-8-byte-aligned entries before 8-byte-aligned ones.
4700 2008-08-15 Richard Guenther <rguenther@suse.de>
4702 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4703 strip components for unknown size accesses.
4705 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4707 * config/s390/2097.md New file.
4708 * config/s390/s390.md ("z10prop" attribute): Define none,
4709 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4710 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4711 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4712 possible values and apply them to insns as appropriate.
4713 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4714 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4715 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4716 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
4717 ("bfp" mode attribute): Removed. Every occurence replaced
4719 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4720 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4723 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4726 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4729 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4731 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4732 additional argument. Support reduction when duplication is needed due
4733 to data-types of different sizes in the loop.
4734 (get_initial_def_for_induction): Fix printout.
4735 (vect_get_vec_def_for_stmt_copy): Support case where the
4736 vec_stmt_for_operand is a phi node.
4737 (vectorizable_reduction): Support reduction when duplication is needed
4738 due to data-types of different sizes in the loop.
4739 (vectorizable_call): Remove restriction to not vectorize in case we
4740 have data-types of different sizes in the loop.
4741 (vectorizable_conversion): Likewise.
4742 (vectorizable_operation): Likewise.
4743 (vectorizable_type_demotion): Likewise.
4744 (vectorizable_type_promotion): Likewise.
4745 (vectorizable_induction): Add restriction to not vectorize in case
4746 we have data-types of different sizes in the loop.
4748 2008-08-14 Christophe Saout <christophe@saout.de>
4749 Uros Bizjak <ubizjak@gmail.com>
4752 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4753 (*vec_concatv2di_rex64_sse4_1): Ditto.
4754 (*vec_concatv2di_rex64_sse): Ditto.
4756 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4759 * fold-const.c (fold_widened_comparison): Do not allow
4760 sign changes that change the result even if shorter type
4761 is wider than arg1_unw's type.
4763 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4765 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4766 Skip if the multilib testing specifies -march that does not
4767 agree with the one specified in the testcase.
4769 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4771 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4772 zero extend SImode values being converted to TFmode before passing
4775 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4777 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4778 __PPU__ when targeting the Cell/B.E. PPU processor.
4780 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4782 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4783 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4784 Rematerialize the static chain, if any.
4785 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4788 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4790 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4791 (new_loc_descr): Likewise.
4792 (add_loc_descr): Likewise.
4793 (size_of_loc_descr): Likewise.
4794 (size_of_locs): Likewise.
4795 (output_loc_operands): Likewise.
4796 (output_loc_sequence): Likewise.
4797 (new_reg_loc_descr): New.
4798 (build_cfa_loc): Use it.
4799 (build_cfa_aligned_loc): Likewise.
4800 (one_reg_loc_descriptor): Likewise.
4801 (based_loc_descr): Likewise.
4803 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4806 * doc/invoke.texi (Wmain): Update.
4807 * c-decl.c (start_decl): warn_main is only 0 or 1.
4808 (start_function): Likewise. Fix formatting.
4809 (finish_function): Delete redundant warning.
4810 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4811 * c-opts (c_common_handle_option): -Wall only has effect if
4812 warn_main is uninitialized. OPT_Wmain is automatically
4813 handled. -pedantic also enables Wmain.
4814 (c_common_post_options): Handle all logic for Wmain here.
4815 * c-common.c (warn_main): Delete.
4816 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
4817 * c-common.h (warn_main): Delete.
4819 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4822 * expr.c (emit_group_store): Allocate stack temp with the
4823 largest alignment when copying from register to stack.
4825 2008-08-13 Richard Guenther <rguenther@suse.de>
4827 * tree.h (maybe_fold_offset_to_address): Declare.
4828 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4829 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4830 Likewise for POINTER_PLUS_EXPR.
4831 (maybe_fold_offset_to_reference): Enable disabled code.
4832 (maybe_fold_offset_to_address): New function.
4833 (fold_stmt_r): Use it.
4834 (fold_gimple_assign): Likewise.
4835 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4836 (gimplify_expr): Likewise.
4838 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4840 * toplev.h (pedwarn_at): Fix declaration.
4842 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4844 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4845 LINK_SPEC): Use %R in -Y P argument.
4847 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4850 * diagnostic.c (pedwarn_at): New.
4851 * toplev.h (pedwarn_at): Declare.
4852 * c-tree.h (build_enumerator): Update declaration.
4853 * c-decl.c (finish_enum): Update comment.
4854 (build_enumerator): Take a location parameter. Give a pedwarn but do
4855 not perform any conversion.
4856 * c-parser.c (c_parser_enum_specifier): Set correct location for
4859 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4862 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4863 expressions except for conversions to signed:1 bitfields. Handle
4864 COND_EXPR with constant operands.
4866 2008-08-13 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/15255
4869 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4870 (struct oecount_s): New struct and VEC types.
4872 (oecount_hash): New function.
4873 (oecount_eq): Likewise.
4874 (oecount_cmp): Likewise.
4875 (zero_one_operation): New function.
4876 (build_and_add_sum): Likewise.
4877 (undistribute_ops_list): Perform un-distribution of multiplication
4878 and division on the chain of summands.
4879 (should_break_up_subtract): Also break up subtracts for factors.
4880 (reassociate_bb): Delete dead visited statements.
4881 Call undistribute_ops_list. Re-sort and optimize if it did something.
4882 * passes.c (init_optimization_passes): Move DSE before
4884 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4887 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4889 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4891 * doc/invoke.texi: Revert unintended checkin.
4893 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4896 * gcc.c (include_spec_function): Tweak call to find_a_file.
4898 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4901 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4902 and TRUTH_ORIF_EXPR.
4903 * dojump.c (do_jump): Likewise.
4905 PR tree-optimization/37084
4906 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4907 if id->regimplify, don't assume stmt is a cast assignment.
4909 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4911 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4913 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4916 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4919 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4921 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4922 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4924 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4925 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4926 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4927 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4928 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4930 * doc/tm.texi (Storage Layout): Remove documentation for
4931 TARGET_FLOAT_FORMAT.
4933 * simplify-rtx.c (simplify_binary_operation_1): Replace
4934 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4936 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4938 * real.h (struct real_format): New member has_sign_dependent_rounding.
4939 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4940 spu_single_format, ieee_double_format, mips_double_format,
4941 motorola_double_format, ieee_extended_motorola_format,
4942 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4943 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4944 mips_extended_format, ieee_quad_format, mips_quad_format,
4945 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4946 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4948 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4949 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4950 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4951 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4952 (ROUND_TOWARDS_ZERO): Likewise.
4954 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4955 (FLOAT_MODE_FORMAT): New macro.
4956 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4957 (MODE_COMPOSITE_P): ... this new macro.
4958 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4959 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4960 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4962 * flags.h: Include "real.h".
4964 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4965 REAL_MODE_FORMAT_COMPOSITE_P.
4966 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4968 * doc/tm.texi (Storage Layout): Remove documentation of
4969 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4970 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4971 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4972 they only apply to libgcc2.a.
4974 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4976 * config/spu/float_disf.c: New file.
4977 * config/spu/float_unsdisf.c: New file.
4978 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4979 (LIB2FUNCS_EXCLUDE): Define.
4981 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4982 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4984 * real.h (struct real_format): New member round_towards_zero.
4985 * real.c (round_for_format): Respect fmt->round_towards_zero.
4986 (ieee_single_format, mips_single_format, motorola_single_format,
4987 spu_single_format, ieee_double_format, mips_double_format,
4988 motorola_double_format, ieee_extended_motorola_format,
4989 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4990 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4991 mips_extended_format, ieee_quad_format, mips_quad_format,
4992 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4993 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4995 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4996 real_format to choose rounding mode when calling MPFR functions.
4997 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4998 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
5000 * real.h (real_to_decimal_for_mode): Add prototype.
5001 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
5002 Respect target rounding mode when generating decimal representation.
5003 (real_to_decimal): New stub for backwards compatibility.
5004 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
5005 real_to_decimal_for_mode instead of real_to_decimal.
5007 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
5009 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5010 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5012 * real.c (spu_single_format): New variable.
5013 * real.h (spu_single_format): Declare.
5015 * config/spu/spu.c (spu_override_options): Install SFmode format.
5016 (spu_split_immediate): Use integer mode to operate on pieces of
5017 floating-point values in all cases.
5019 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5020 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5021 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5023 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5025 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5027 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5029 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5031 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5034 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5035 on the VAR_DECL instead of TYPE_READONLY on its type.
5037 2008-08-12 Ira Rosen <irar@il.ibm.com>
5039 * tree-vectorizer.c: Depend on langhooks.h.
5040 (supportable_widening_operation): Add two arguments. Support double
5042 (supportable_narrowing_operation): Likewise.
5043 * tree-vectorizer.h (supportable_widening_operation): Add two
5045 (supportable_narrowing_operation): Likewise.
5046 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
5047 supportable_widening_operation with correct arguments.
5048 * tree-vect-transform.c (vectorizable_conversion): Likewise.
5049 (vectorizable_type_demotion): Support double type conversions.
5050 (vectorizable_type_promotion): Likewise.
5051 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
5053 2008-08-11 Michael Matz <matz@suse.de>
5055 * i386/i386.c (override_options): Move initialisation from
5056 flag_schedule_insns_after_reload to here from ...
5057 (optimization_options): ... here.
5059 2008-08-11 Jakub Jelinek <jakub@redhat.com>
5061 PR rtl-optimization/36998
5062 * dwarf2out.c (compute_barrier_args_size_1,
5063 compute_barrier_args_size): Temporarily remove assertions.
5065 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5068 * tree-ssa.c (struct walk_data): Add new flag
5069 warn_possibly_uninitialized.
5070 (warn_uninitialized_var): Use it.
5071 (warn_uninitialized_vars): New.
5072 (execute_early_warn_uninitialized): Call it.
5073 (execute_late_warn_uninitialized): Likewise.
5075 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5078 * reload1.c (gen_reload): Guard calls to get_secondary_mem
5081 2008-08-09 Jan Hubicka <jh@suse.cz>
5084 * optabs.c (maybe_emit_unop_insn): Remove produced code if
5086 (expand_fix): Be prepared for expansion to fail.
5087 (expand_sfix_optab): Remove instructions if expansion failed.
5089 2008-08-09 Anatoly Sokolov <aesok@post.ru>
5091 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
5093 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
5094 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5096 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5098 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
5099 mips/t-libgcc-mips16 to tmake_file.
5100 * config/mips/mips-protos.h (mips_call_type): New enum.
5101 (mips_pic_base_register, mips_got_load): Declare.
5102 (mips_restore_gp): Take an rtx argument.
5103 (mips_use_pic_fn_addr_reg_p): Declare.
5104 (mips_expand_call): Replace the sibcall_p argument with
5105 a mips_call_type argument. Add a lazy_p parameter.
5106 (mips_split_call): Declare.
5107 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
5108 (MIPS16_PIC_TEMP): Likewise.
5109 (reg_class): Delete M16_NA_REGS.
5110 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5111 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
5112 (mips_split_hi_p): Declare.
5113 * config/mips/mips.c (mips_split_hi_p): New array.
5114 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
5115 (mips_got_symbol_type_p): New function.
5116 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
5117 (mips16_stub_function_p): New function.
5118 (mips16_local_function_p): Likewise.
5119 (mips_use_pic_fn_addr_reg_p): Likewise.
5120 (mips_cannot_force_const_mem): Return false for HIGHs.
5121 Extend CONST_INT and symbolic handling to MIPS16, using
5122 mips_symbol_insns to check that the base symbol type is a
5123 legitimate constant. Reject GOT-based constants if
5124 TARGET_MIPS16_PCREL_LOADS.
5125 (mips_const_insns): Check targetm.cannot_force_const_mem when
5126 decomposing a symbolic base and a large offset.
5127 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
5128 When calling a function that needs $25 from MIPS16 code,
5129 move the target address into $25 separately and add a USE
5131 (mips16_gp_pseudo_reg): Insert the initializer immediately
5132 before the first real insn.
5133 (mips_pic_base_register, mips_got_load): New functions.
5134 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
5135 parameter to LOW_OUT. Say that it can be any valid SET_SRC
5136 when splitting a load-address operation. Split SYMBOL_GOT_DISP
5137 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
5138 (mips_call_tls_get_addr): Update the call to mips_expand_call,
5139 also passing NULL_RTX rather than const0_rtx as the aux argument.
5140 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
5141 instead of TARGET_EXPLICIT_RELOCS.
5142 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
5143 (mips_load_call_address): Replace the sibcall_p argument with
5144 a mips_call_type argument. Use mips_got_load.
5145 (mips16_local_alias): New structure.
5146 (mips16_local_aliases): New variable.
5147 (mips16_local_aliases_hash): New function.
5148 (mips16_local_aliases_eq): Likewise.
5149 (mips16_local_alias): Likewise.
5150 (mips16_stub_function): Likewise.
5151 (mips16_build_function_stub): Create a local alias for the target
5152 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
5153 .cpload directive and an R_MIPS_NONE relocation for the target
5154 function, then load the alias rather than the function itself.
5155 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
5156 (mips16_copy_fpr_return_value): Use mips16_stub_function and
5157 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
5158 (mips16_build_call_stub): Replace the FN parameter with an
5159 FN_PTR parameter. Force the address into a register if it
5160 isn't a call_insn_operand; don't rely on the caller to do this.
5161 If a call to a locally-defined and locally-binding MIPS16
5162 function must be made indirectly, redirect the call to the
5163 function's local alias. Use mips16_stub_function_p,
5164 mips16_stub_function, mips_expand_call and use_reg.
5165 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
5166 Use explicit %hi and %lo accesses where possible.
5167 Use MIPS_CALL to generate the correct code form of a
5168 jal instruction. Add clobbers of $18 instead of uses.
5169 Update the call to mips_emit_call_insn.
5170 (mips_expand_call): Replace the SIBCALL_P argument with a
5171 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
5172 Take a LAZY_P parameter. Call mips16_build_call_stub first,
5173 allowing it to modify the call address. Update the calls to
5174 mips_load_call_address and mips_emit_call_insn.
5175 (mips_split_call): New function.
5176 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
5177 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
5178 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
5179 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
5180 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
5182 (mips_cprestore_slot): New function.
5183 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
5184 and use mips_cprestore_slot.
5185 (mips_output_function_prologue): Handle TARGET_MIPS16 for
5187 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
5188 then use a copygp_mips16 instruction to set up $28.
5189 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
5190 (mips16_lay_out_constants): Call split_all_insns_noflow.
5191 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
5192 false if TARGET_MIPS16.
5193 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
5194 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
5195 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
5196 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
5197 MIPS16 code. Allow MIPS16 o32 PIC.
5198 (mips_override_options): Allow MIPS16 o32 PIC.
5199 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
5200 after reload if TARGET_USE_GOT.
5201 (UNSPEC_COPYGP): New constant.
5202 (length): Use a default length of 8 for MIPS16 GOT loads.
5203 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5204 (*got_page<mode>): Check mips_split_hi_p.
5205 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5206 (unspec_got<mode>, unspec_call<mode>): New expanders.
5207 (load_got<mode>, load_call<mode>): Remove the length attributes.
5208 Use a got attribute instead of a type attribute.
5209 (copygp_mips16): New insn.
5210 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5211 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5212 (sibcall, sibcall_value, call, call_value): Update the calls
5213 to mips_expand_call.
5214 (call_internal, call_value_internal): Use mips_split_call.
5215 (call_value_multiple_internal): Likewise.
5216 (call_split): Move after call_internal (the insn it is split from).
5217 (call_internal_direct, call_value_internal_direct): Turn into
5218 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5219 (call_direct_split, call_value_direct_split): New patterns.
5220 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5221 and use M16_REGS instead of M16_NA_REGS.
5222 * config/mips/predicates.md (const_call_insn_operand): Replace
5223 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5224 mips_use_pic_fn_addr_reg_p check.
5225 (move_operand): Reject HIGHs if mips_split_hi_p.
5226 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5227 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5228 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5229 * config/mips/libgcc-mips16.ver: New file.
5230 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5231 $(srcdir)/config/mips/libgcc-mips16.ver.
5233 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5235 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
5236 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5237 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5238 (mips16_cfun_returns_in_fpr_p): Likewise.
5240 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5242 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5243 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5244 rather than 4 to PC.
5246 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5248 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5249 (FUNCTION_PROFILER): Save the static chain pointer into $2
5250 beforehand and restore it aftewards.
5251 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5252 address directly into $25 and call the function through $25;
5253 do not clobber $3. Pad the DImode version to cover the space
5254 left by the deleted $25 <- $3 move.
5255 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5256 the removal of the $25 <- $3 move.
5257 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5258 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5260 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5261 Daniel Jacobowitz <dan@codesourcery.com>
5263 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5264 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5265 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5266 * config/mips/mips.c (mips_start_function_definition): New function.
5267 (mips_end_function_definition): Likewise.
5268 (mips_output_function_prologue): Use mips_start_function_definition.
5269 (mips_output_function_epilogue): Use mips_end_function_definition.
5270 (build_mips16_function_stub): Use mips_start_function_definition
5271 and mips_end_function_definition.
5272 (build_mips16_call_stub): Likewise.
5274 2008-08-09 Richard Guenther <rguenther@suse.de>
5276 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5277 * gimple.h (gimple_call_fn): Adjust comment.
5278 (gimple_call_set_fndecl): New function.
5279 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5280 longer having bare FUNCTION_DECL operand.
5281 (gimple_call_return_type): Likewise.
5282 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5284 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5285 (gimple_mod_pow2): Likewise.
5286 (gimple_mod_subtract): Likewise.
5287 (gimple_ic): Likewise.
5288 (gimple_stringop_fixed_value): Likewise.
5289 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5290 longer having bare FUNCTION_DECL operand.
5291 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5292 * omp-low.c (optimize_omp_library_calls): Likewise.
5293 * cgraphunit.c (update_call_expr): Likewise.
5294 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5295 (execute_convert_to_rsqrt): Likewise.
5296 * cfgexpand.c (gimple_to_tree): Simplify.
5297 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5298 bare FUNCTION_DECL operand.
5299 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5300 (convert_gimple_call): Use gimple_call_fndecl.
5301 * c-common.c (c_warn_unused_result): Likewise.
5303 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5306 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5307 (c_finish_return): Likewise.
5308 (c_start_case): Likewise.
5309 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
5310 * c-parser.c (c_parser_condition): New. Call
5311 verify_sequence_points.
5312 (c_parser_paren_condition): Call c_parser_condition.
5313 (c_parser_for_statement): Call c_parser_condition.
5315 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5318 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5319 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5320 Moved from diagnostic.h
5321 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5323 (emit_diagnostic): New.
5324 (warning0, pedwarn0): Delete.
5325 (warning, warning_at, pedwarn, permerror): Return bool.
5326 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5327 Moved to diagnostic.c.
5328 (struct diagnostic_context): Use correct type for
5329 classify_diagnostic.
5330 (diagnostic_report_diagnostic): Update declaration.
5331 (emit_diagnostic): Declare.
5332 * errors.c (warning): Return bool.
5333 * errors.h (warning): Update declaration.
5334 * toplev.h (warning0, pedwarn0): Delete.
5335 (warning, warning_at, pedwarn, permerror): Return bool.
5336 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5337 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5338 inform. Update all calls.
5339 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5340 before giving informative note.
5341 (implicit_decl_warning): Likewise.
5342 * c-typeck.c (build_function_call): Likewise.
5343 * tree-sssa.c (warn_uninit): Likewise.
5344 * builtins.c (gimplify_va_arg_expr): Likewise.
5346 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5349 * doc/invoke.texi (-Wextra): Move warning from here...
5350 (-Wuninitialized): ... to here.
5352 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5355 * flags.h (set_Wunused): Delete
5356 * toplev.c (process_options): Handle Wunused flags here.
5357 * opts.c (maybe_warn_unused_parameter): Delete.
5358 (common_handle_option): Replace set_Wunused by warn_unused.
5359 (set_Wextra): Do not handle Wunused-parameter here.
5360 (set_Wunused): Delete.
5361 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5363 * common.opt (Wunused): Add Var and Init.
5364 (Wunused-function): Likewise.
5365 (Wunused-label): Likewise.
5366 (Wunused-parameter): Likewise.
5367 (Wunused-value): Likewise.
5368 (Wunused-variable): Likewise.
5370 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5372 * doc/invoke.texi: Add cpu_type power7.
5373 * config.in (HAVE_AS_VSX): New.
5374 * config.gcc: Add cpu_type power7.
5375 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5377 * configure: Regenerate.
5378 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5380 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5381 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5382 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5384 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5386 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5387 type to vectorize.builtin_conversion.
5388 (vectorizable_conversion): Likewise.
5389 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5390 integral type as input.
5391 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5393 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5394 and ALTIVEC_BUILTIN_VCTSXS.
5395 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5398 2008-08-08 Richard Guenther <rguenther@suse.de>
5400 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5401 (surely_varying_stmt_p): Calls are varying only if they are
5402 non-builtin and not indirect or have no result.
5403 (ccp_fold): Re-instantiate code before the tuples merge.
5405 2008-08-08 Richard Guenther <rguenther@suse.de>
5407 PR tree-optimization/37056
5408 * gimple.h (gimple_assign_rhs_class): New helper function.
5409 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5410 unary operations properly.
5412 2008-08-07 Jan Hubicka <jh@suse.cz>
5414 * i386.h (ix86_size_cost): Declare.
5415 (ix86_cur_cost): New function macro.
5416 * i386.md (peepholes expanding size and splitters): Predicate by
5417 optimize_insn_for_speed_p.
5418 (peepholes reduce size and splitters): Predicate by
5419 optimize_insn_for_size_p.
5420 * i386.c (ix86_size_cost): Rename from ...
5421 (size_cost): This one.
5422 (override_options): Update.
5423 (decide_alg): Likewise.
5424 (ix86_expand_clear): Use RTL profile.
5425 (ix86_pad_returns): Use RTL profile.
5427 2008-08-07 Jan Hubicka <jh@suse.cz>
5429 * recog.c (split_all_insns): Set RTL profile
5430 (peephole2_optimize): Likewise.
5431 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5432 * combine.c (combine_instructions): Likewise.
5434 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5436 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5438 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5440 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5441 value in a6 after the set_frame_ptr insn.
5443 2008-08-07 Richard Henderson <rth@redhat.com>
5446 * gcc.c (cpp_options): Pass along -g*.
5448 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5450 * config/arm/arm.c (output_move_neon): Update comment describing
5451 big-endian vector layout.
5452 (arm_assemble_integer): Do not handle big-endian NEON vectors
5454 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5455 neon_vget_lane<mode>_sext_internal,
5456 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5457 element indices for big-endian.
5459 2008-08-07 Richard Henderson <rth@redhat.com>
5461 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5462 * configure, config.in: Rebuild.
5463 * debug.h (dwarf2out_do_cfi_asm): Declare.
5464 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5465 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5466 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5467 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5469 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5471 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5472 movv2si_internal): Combine into mov<mode>_internal.
5473 (movv2si_internal_2): Remove.
5475 2008-08-07 Jan Hubicka <jh@suse.cz>
5478 * i386.md (single stringop patterns): Enable unconditionally.
5480 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5483 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
5485 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5486 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5488 * config/i386/sse.md (sse2_movq128): New.
5490 * doc/extend.texi: Document __builtin_ia32_movq128.
5492 2008-08-07 Richard Guenther <rguenther@suse.de>
5495 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5496 pointers can access anything.
5498 2008-08-06 Jan Hubicka <jh@suse.cz>
5500 * optabs.c (emit_unop_insn): Break out to ...
5501 (maybe_emit_unop_insn): ... this one.
5502 (expand_sfix_optab): Use maybe variant.
5503 * optabs.h (maybe_emit_unop_insn): Declare.
5505 * i386.md (mov0 patterns): Enable by default.
5506 (FP conversion expanders): Disable expansion of code expanding
5507 sequences when instruction should be optimized for size.
5508 (single strinop patterns): Enable when optimizing for size.
5509 (string expanders): Disable expanding of code expanding sequences
5510 when optimizning instruction for size.
5511 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5513 (ix86_fp_comparison_sahf_cost): Likewise.
5514 (ix86_expand_branch): Likewise.
5515 (ix86_expand_ashl_const): Likewise.
5516 (ix86_split_ashl): Likewise.
5517 (ix86_expand_strlen): Likewise.
5518 (ix86_emit_fp_unordered_jump): Likewie.
5520 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5522 * c-common.c: Fix typo.
5523 (c_common_reswords): Activate more C++ keyword warnings.
5525 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5527 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5530 * diagnostic.c (permerror_at): New.
5531 * toplev.h (permerror_at): Declare.
5533 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5534 Ira Rosen <irar@il.ibm.com>
5536 * tree-vect-transform.c (vect_model_simple_cost): Return
5537 immediately if stmt is pure SLP.
5538 (vect_model_store_cost): Ditto.
5539 (vect_model_load_cost): Ditto.
5540 (vectorizable_store): Remove PURE_SLP check before call
5541 to vect_model_store_cost.
5542 (vect_model_store_cost): When checking whether stmt describe
5543 strided access, add a check that it is not slp_node.
5545 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5548 * c-common.c (warn_for_sign_compare): New. Handle separately the
5549 case that 'constant' is zero.
5550 * c-typeck.c (build_binary_op): Move code to c-common.c
5552 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5554 * config/alpha/alpha.c (alpha_preferred_reload_class,
5555 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5556 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5557 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5558 * config/arm/arm.md: Likewise.
5559 * config/avr/avr-protos.h (preferred_reload_class,
5560 test_hard_reg_class, avr_simplify_comparison_p,
5561 out_shift_with_cnt, class_max_nregs): Likewise.
5562 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5563 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5564 preferred_reload_class, test_hard_reg_class): Likewise.
5565 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5566 bfin_memory_move_cost, bfin_secondary_reload,
5567 bfin_output_mi_thunk): Likewise.
5568 * config/crx/crx.c (crx_secondary_reload_class,
5569 crx_memory_move_cost): Likewise.
5570 * config/frv/frv-protos.h (frv_secondary_reload_class,
5571 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5572 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5573 frv_secondary_reload_class, frv_class_likely_spilled_p,
5574 frv_class_max_nregs): Likewise.
5575 * config/h8300/h8300.c (h8300_classify_operand,
5576 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5578 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5579 * config/ia64/ia64.c (ia64_preferred_reload_class,
5580 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5581 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5582 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5584 * config/m68hc11/m68hc11.c (preferred_reload_class,
5585 m68hc11_memory_move_cost): Likewise.
5586 * config/mcore/mcore.c (mcore_secondary_reload_class,
5587 mcore_reload_class): Likewise.
5588 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5589 mips_class_max_nregs, mips_cannot_change_mode_class,
5590 mips_preferred_reload_class, mips_secondary_reload_class,
5591 mips_output_mi_thunk): Likewise.
5592 * config/mmix/mmix.c (mmix_preferred_reload_class,
5593 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5595 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5597 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5598 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5599 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5600 * config/rs6000/rs6000.c (paired_expand_vector_init,
5601 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5602 compare_section_name, rs6000_memory_move_cost): Likewise.
5603 * config/s390/s390.c (s390_emit_compare_and_swap,
5604 s390_preferred_reload_class, s390_secondary_reload,
5605 legitimize_pic_address, legitimize_tls_address,
5606 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5607 s390_class_max_nregs): Likewise.
5608 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5609 * config/s390/s390.md: Likewise.
5610 * config/score/score-protos.h (score_secondary_reload_class,
5611 score_preferred_reload_class): Likewise.
5612 * config/score/score.c (score_preferred_reload_class,
5613 score_secondary_reload_class): Likewise.
5614 * config/score/score3.c (score3_output_mi_thunk,
5615 score3_preferred_reload_class, score3_secondary_reload_class,
5616 score3_hard_regno_mode_ok): Likewise.
5617 * config/score/score3.h (score3_preferred_reload_class,
5618 score3_secondary_reload_class): Likewise.
5619 * config/score/score7.c (score7_output_mi_thunk,
5620 score7_preferred_reload_class, score7_secondary_reload_class,
5621 score7_hard_regno_mode_ok): Likewise.
5622 * config/score/score7.h (score7_preferred_reload_class,
5623 score7_secondary_reload_class): Likewise.
5624 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5625 output_branchy_insn, add_constant, gen_block_redirect,
5626 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5627 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
5628 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5629 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5630 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5631 xstormy16_preferred_reload_class): Likewise.
5632 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5633 xtensa_expand_atomic, override_options,
5634 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5636 * reorg.c (try_merge_delay_insns): Likewise.
5637 * tree.c (merge_dllimport_decl_attributes): Likewise.
5639 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5641 2008-08-06 Michael Matz <matz@suse.de>
5643 * Makefile.in (write_entries_to_file): Quote words.
5644 * gengtype.c: (read_input_line): Skip over leading white-space.
5646 2008-08-06 Marc Gauthier <marc@tensilica.com>
5648 * config.gcc: Match more processor names for Xtensa.
5649 * configure.ac: Likewise.
5650 * doc/install.texi (Specific): Likewise.
5651 * configure: Regenerate.
5653 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5655 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5656 * calls.c (avoid_likely_spilled_reg): Likewise.
5657 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5658 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5659 * config/i386/i386.c (ix86_expand_special_args_builtin,
5660 ix86_secondary_reload): Likewise.
5661 * except.c (struct eh_region, gen_eh_region_catch,
5662 remove_unreachable_regions, duplicate_eh_regions,
5663 assign_filter_values, build_post_landing_pads,
5664 sjlj_find_directly_reachable_regions, remove_eh_handler,
5665 reachable_next_level, foreach_reachable_handler,
5666 can_throw_internal_1, can_throw_external_1,
5667 collect_one_action_chain): Likewise.
5668 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5669 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5670 * function.c (update_temp_slot_address, instantiate_new_reg,
5671 instantiate_virtual_regs_in_rtx,
5672 instantiate_virtual_regs_in_insn): Likewise.
5673 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5674 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5675 gimplify_cleanup_point_expr): Likewise.
5676 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5677 * passes.c (next_pass_1): Likewise.
5678 * print-tree.c (print_node_brief, print_node): Likewise.
5679 * profile.c (branch_prob): Likewise.
5680 * tree-dump.c (dump_register): Likewise.
5681 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5683 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5684 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5685 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5686 copy_arguments_for_versioning, copy_static_chain): Likewise.
5687 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5688 add_new_name_mapping, register_new_name_mapping): Likewise.
5689 * tree-mudflap.c (mf_xform_derefs): Likewise.
5690 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5691 get_init_expr, combine_chains): Likewise.
5692 * tree-pretty-print.c (dump_generic_node): Likewise.
5693 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5694 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5695 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5696 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5698 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5701 * calls.c (expand_call): Use the biggest preferred stack
5704 2008-08-06 Michael Matz <matz@suse.de>
5707 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5708 for reused reload, instead of overwriting them.
5710 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5713 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5714 for incoming stack boundary.
5716 * function.c (assign_parm_find_entry_rtl): Update
5717 parm_stack_boundary.
5719 * function.h (rtl_data): Add parm_stack_boundary.
5721 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5722 parm_stack_boundary for incoming stack boundary.
5724 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5726 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5727 for unrepresentable subregs or treat them as equal to other regs
5728 or subregs with the same register number.
5730 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5733 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5736 2008-08-06 Jan Hubicka <jh@suse.cz>
5738 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5739 frequencies might be hot.
5741 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5743 * reload.c (find_reloads): Force constants into literal pool
5744 also if they are wrapped in a SUBREG.
5746 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5749 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5750 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5751 Don't allow predicated instructions for data speculation.
5752 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5755 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5757 * haifa-sched.c (extend_global): Split to extend_global_data and
5758 extend_region_data. Update all uses.
5759 (extend_all): Rename to extend_block_data.
5761 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5763 * sched-rgn.c (new_ready): Check if instruction can be
5764 speculatively scheduled before attempting speculation.
5765 (debug_rgn_dependencies): Remove wrongful assert.
5767 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5769 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5771 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5773 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5774 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5775 va_size, and type_size.
5777 2008-08-04 Jason Merrill <jason@redhat.com>
5780 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5781 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5783 2008-08-05 Richard Henderson <rth@redhat.com>
5785 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5786 * configure: Rebuild.
5788 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5791 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5792 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5795 2008-08-05 Richard Henderson <rth@redhat.com>
5797 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5798 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5799 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5800 * common.opt (fdwarf2-cfi-asm): New.
5801 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5802 * config.in, configure: Rebuild.
5803 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5804 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5805 (dw2_force_const_mem): Externalize.
5806 * dwarf2asm.h: Update.
5807 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5808 generate a real label.
5809 (output_cfi_directive): New.
5810 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5811 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5812 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5814 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5815 (output_loc_operands_raw, output_loc_sequence_raw): New.
5816 (output_cfa_loc_raw): New.
5818 2008-08-05 Paul Brook <paul@codesourcery.com>
5820 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5821 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5822 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5823 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5824 * config/arm/arm.h (TARGET_VFPD32): Define.
5825 (TARGET_VFP3): Use TARGET_VFPD32.
5826 (fputype): Add FPUTYPE_VFP3D16.
5827 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5828 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5829 * config/arm/arm-cores.def: Add cortex-r4f.
5830 * config/arm/arm-tune.md: Regenerate.
5832 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5834 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5835 Reword some comments throughout the file.
5837 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5838 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5839 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5840 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5842 (MFC_START_ENABLE): Remove PPU-only define.
5843 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5844 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5846 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5847 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5848 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5849 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5850 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5851 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5852 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5854 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5855 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5856 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5857 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5859 (spu_read_machine_status): Fix typo.
5861 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5863 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5864 SUBREG of multi-word hard register.
5865 * config/spu/spu.c (valid_subreg): Likewise.
5866 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5868 2008-08-04 Richard Guenther <rguenther@suse.de>
5870 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5871 the candidate with the stripped base if that base is different
5872 from the original base even for offset zero.
5874 2008-08-04 Richard Guenther <rguenther@suse.de>
5877 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5878 check for no_overflow.
5880 2008-08-04 Richard Guenther <rguenther@suse.de>
5882 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5884 2008-08-04 Paul Brook <paul@codesourcery.com>
5886 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5887 (arm_order_regs_for_local_alloc): New function.
5888 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5890 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5892 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5895 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5896 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5897 (ix86_expand_epilogue): Likewise.
5899 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5901 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5904 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5906 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5907 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5908 (*movv2sf_internal_rex64): Ditto.
5910 2008-08-03 Jan Hubicka <jh@suse.cz>
5912 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5913 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5914 * expmed.c (expand_smod_pow2): Likewise.
5916 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5919 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5920 alternative 0 of operand 1.
5921 (*vec_concatv2di_rex64_sse): Ditto.
5922 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5924 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5925 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5926 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5927 (*movv2sf_internal_rex64): Ditto.
5929 2008-08-02 Richard Guenther <rguenther@suse.de>
5932 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5933 (ssedoublesizemode): New mode attribute.
5934 (sse_shufps): Call gen_sse_shufps_v4sf.
5935 (sse_shufps_1): Macroize.
5936 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5937 (sse2_shufpd_1): Macroize.
5938 (vec_extract_odd, vec_extract_even): New expanders.
5939 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5940 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5941 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5942 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5943 (ix86_expand_vector_set): Likewise.
5944 (ix86_expand_reduc_v4sf): Likewise.
5946 2008-08-01 Doug Kwan <dougkwan@google.com>
5948 * matrix-reorg.c: Re-enable all code.
5949 (struct malloc_call_data): Change CALL_STMT to gimple type.
5950 (collect_data_for_malloc_call): Tuplify.
5951 (struct access_site_info): Change STMT to gimple type.
5952 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5953 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5954 (struct free_info): Change STMT to gimple type.
5955 (struct matrix_access_phi_node): Change PHI to gimple type.
5956 (get_inner_of_cast_expr): Remove.
5957 (may_flatten_matrices_1): Tuplify.
5958 (may_flatten_matrices): Ditto.
5959 (mark_min_matrix_escape_level): Ditto.
5960 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5961 (ssa_accessed_in_call_rhs): New
5962 (ssa_accessed_in_assign_rhs): New
5963 (record_access_alloc_site_info): Tuplify.
5964 (add_allocation_site): Ditto.
5965 (analyze_matrix_allocation_site): Ditto.
5966 (analyze_transpose): Ditto.
5967 (get_index_from_offset): Ditto.
5968 (update_type_size): Ditto.
5969 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5970 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5971 (analyze_accesses_for_phi_node): Tuplify.
5972 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5973 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5974 (analyze_matrix_accesses): Tuplify.
5975 (check_var_data): New call-back type for check_var_notmodified_p.
5976 (check_var_notmodified_p): Tuplify and use call-back struct to
5977 return statement found.
5978 (can_calculate_expr_before_stmt): Factor out statement related code
5980 (can_calculate_stmt_before_stmt): New.
5981 (check_allocation_function): Tuplify.
5982 (find_sites_in_func): Ditto.
5983 (record_all_accesses_in_func): Ditto.
5984 (transform_access_sites): Ditto.
5985 (transform_allocation_sites): Ditto.
5986 (matrix_reorg): Re-enable.
5987 (gate_matrix_reorg): Re-enable.
5989 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5991 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5992 for labels for which it hasn't been set yet. If it has been set,
5993 stop walking insns and continue with next worklist item.
5994 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5995 if the only BARRIER is at the very end of a function.
5997 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5999 * cfgexpand.c (expand_stack_alignment): Assert that
6000 stack_realign_drap and drap_rtx must match.
6002 * function.c (instantiate_new_reg): If DRAP is used to realign
6003 stack, replace virtual_incoming_args_rtx with internal arg
6006 2008-08-01 Richard Guenther <rguenther@suse.de>
6008 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
6009 loop information only if we initialized it.
6010 (execute_pre): Call fini_pre with in_fre.
6011 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
6012 if we do not unroll because we hit max-completely-peeled-insns.
6013 Use our estimation for consistency, do allow shrinking.
6015 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6017 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6018 with MIN_STACK_BOUNDARY.
6019 (ix86_update_stack_boundary): Likewise.
6020 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6023 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6024 (MIN_STACK_BOUNDARY): This.
6026 2008-08-01 Richard Guenther <rguenther@suse.de>
6029 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6031 2008-08-01 Richard Guenther <rguenther@suse.de>
6033 PR tree-optimization/36988
6034 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
6035 do not matter if that doesn't change volatile qualification.
6037 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
6039 * configure.ac: Do not generate libada-mk. Do not subst
6041 * libada-mk.in: Remove.
6042 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
6043 * configure: Regenerate.
6045 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
6047 * tree-pass.h: Added comment about not dumping passes with name
6048 starting with star in struct opt_pass.
6049 * passes.c (register_dump_files_1): Don't do dump for a pass with
6050 name starting with star.
6051 * doc/passes.texi (Pass manager): Mention pass names and special
6052 meaning of star prefix to avoid dump.
6054 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
6056 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
6058 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
6059 (ISA_MIPS64R2): New macro.
6060 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
6061 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
6062 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
6063 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
6064 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
6065 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
6066 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
6067 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
6068 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
6069 Move up to keep list alphabetically sorted.
6070 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
6071 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
6073 * doc/invoke.texi (MIPS Options): Add -mips64r2.
6074 (-march=@var{arch}): Add mips64r2.
6076 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6078 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
6080 2008-07-31 Steve Ellcey <sje@cup.hp.com>
6082 * expr.c (expand_assignment): Check for complete type.
6084 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6087 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
6089 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
6090 for stack alignment.
6092 * function.h (rtl_data): Add stack_realign_tried. Update comments.
6094 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
6096 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
6097 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
6099 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6101 PR rtl-optimization/36419
6102 * dwarf2out.c (barrier_args_size): New variable.
6103 (compute_barrier_args_size, compute_barrier_args_size_1): New
6105 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
6106 if not called yet in the current function, use barrier_args_size
6107 array to find the new args_size value.
6108 (dwarf2out_frame_debug): Free and clear barrier_args_size.
6110 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6113 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
6116 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6119 * dwarf2out.c (dwarf2out_args_size_adjust): New.
6120 (dwarf2out_stack_adjust): Use it.
6121 (dwarf2out_frame_debug_expr): Likewise.
6123 2008-07-31 Richard Guenther <rguenther@suse.de>
6125 PR tree-optimization/36978
6126 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
6127 the generated condition.
6129 2008-07-31 Richard Guenther <rguenther@suse.de>
6131 * passes.c (init_optimization_passes): Always call
6132 pass_early_warn_uninitialized.
6133 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
6134 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
6135 * doc/passes.texi (Warn for uninitialized variables): Adjust.
6137 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6140 * builtins.c (maybe_emit_free_warning): New function.
6141 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
6142 maybe_emit_free_warning for BUILT_IN_FREE.
6145 * dwarf2out.c (get_context_die): New function.
6146 (force_decl_die, force_type_die): Use it.
6147 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
6148 returns NULL, force generation of DW_TAG_typedef and put that into
6151 PR preprocessor/36649
6152 * c-pch.c (c_common_read_pch): Save and restore
6153 line_table->trace_includes across PCH restore.
6155 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
6158 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6160 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6163 * final.c (call_from_call_insn): Handle COND_EXEC.
6165 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6167 * builtins.c (std_gimplify_va_arg_expr): Replace
6168 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
6169 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6171 2008-07-30 Joey Ye <joey.ye@intel.com>
6172 H.J. Lu <hongjiu.lu@intel.com>
6174 * builtins.c (expand_builtin_setjmp_receiver): Replace
6175 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
6176 (expand_builtin_apply_args_1): Likewise.
6177 (expand_builtin_longjmp): Need DRAP for stack alignment.
6178 (expand_builtin_apply): Likewise.
6180 * caller-save.c (setup_save_areas): Call assign_stack_local_1
6181 instead of assign_stack_local to allow alignment reduction.
6183 * calls.c (emit_call_1): Need DRAP for stack alignment if
6185 (expand_call): Replace virtual_incoming_args_rtx with
6186 crtl->args.internal_arg_pointer.
6187 * stmt.c (expand_nl_goto_receiver): Likewise.
6189 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
6190 alignment and store to stack_alignment_estimated and
6191 max_used_stack_slot_alignment.
6192 (expand_one_var): Likewise.
6193 (expand_stack_alignment): New function.
6194 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
6195 and stack_alignment_estimated fields in rtl_data. Call
6196 expand_stack_alignment at end.
6198 * defaults.h (INCOMING_STACK_BOUNDARY): New.
6199 (MAX_STACK_ALIGNMENT): Likewise.
6200 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6201 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6203 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6204 stack alignment when generating virtual registers.
6206 * function.c (assign_stack_local): Renamed to ...
6207 (assign_stack_local_1): This. Add a parameter to indicate
6208 if it is OK to reduce alignment.
6209 (assign_stack_local): Use it.
6210 (instantiate_new_reg): Instantiate virtual incoming args rtx
6211 to vDRAP if stack realignment and DRAP is needed.
6212 (assign_parms): Collect parameter/return type alignment and
6213 contribute to stack_alignment_estimated.
6214 (locate_and_pad_parm): Likewise.
6215 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6216 with crtl->args.internal_arg_pointer.
6218 * function.h (rtl_data): Add new field drap_reg,
6219 max_used_stack_slot_alignment, stack_alignment_estimated,
6220 stack_realign_needed, need_drap, stack_realign_processed and
6221 stack_realign_finalized.
6222 (stack_realign_fp): New macro.
6223 (stack_realign_drap): Likewise.
6225 * global.c (compute_regsets): Frame pointer is needed when
6226 stack is realigned. Can eliminate frame pointer when stack is
6227 realigned and dynamic realigned argument pointer isn't used.
6229 * reload1.c (update_eliminables): Frame pointer is needed
6230 when stack is realigned.
6231 (init_elim_table): Can eliminate frame pointer when stack is
6232 realigned and dynamic realigned argument pointer isn't used.
6234 * rtl.h (assign_stack_local_1): Declare new funtion.
6236 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6237 (TARGET_GET_DRAP_RTX): Likewise.
6238 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6239 TARGET_GET_DRAP_RTX.
6241 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6243 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6244 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6246 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6247 H.J. Lu <hongjiu.lu@intel.com>
6249 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6250 vdrap_reg, stack_realign and drap_reg_saved.
6251 (add_cfi): Don't allow redefining CFA when DRAP is used.
6252 (reg_save): Handle stack alignment.
6253 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6254 alignment. Don't generate DWARF information for (set fp sp)
6256 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6258 (int_loc_descriptor): Move prototype forward. Also define if
6259 DWARF2_UNWIND_INFO is true.
6260 (output_cfa_loc): Handle DW_CFA_expression.
6261 (build_cfa_aligned_loc): New.
6262 (based_loc_descr): Update assert for stack realign. For local
6263 variables, use sp+offset when stack is aligned without drap and
6264 fp+offset when stack is aligned with drap. For arguments, use
6265 cfa+offset when drap is used to align stack.
6267 2008-07-30 Joey Ye <joey.ye@intel.com>
6268 H.J. Lu <hongjiu.lu@intel.com>
6270 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6272 (ix86_gen_andsp): New.
6273 (ix86_user_incoming_stack_boundary): Likewise.
6274 (ix86_default_incoming_stack_boundary): Likewise.
6275 (ix86_incoming_stack_boundary): Likewise.
6276 (ix86_can_eliminate): Likewise.
6277 (find_drap_reg): Likewise.
6278 (ix86_update_stack_boundary): Likewise.
6279 (ix86_get_drap_rtx): Likewise.
6280 (ix86_finalize_stack_realign_flags): Likewise.
6281 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6282 (TARGET_GET_DRAP_RTX): Likewise.
6283 (override_options): Overide option value for new options.
6284 (ix86_function_ok_for_sibcall): Remove check for
6285 force_align_arg_pointer.
6286 (ix86_handle_cconv_attribute): Likewise.
6287 (ix86_function_regparm): Likewise.
6288 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6289 (ix86_va_start): Replace virtual_incoming_args_rtx with
6290 crtl->args.internal_arg_pointer.
6291 (ix86_select_alt_pic_regnum): Check DRAP register.
6292 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6293 (ix86_compute_frame_layout): Compute frame layout wrt stack
6295 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6296 (ix86_expand_prologue): Decide if stack realignment is needed
6297 and generate prologue code accordingly.
6298 (ix86_expand_epilogue): Generate epilogue code wrt stack
6299 realignment is really needed or not.
6301 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6302 (ABI_STACK_BOUNDARY): Likewise.
6303 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6304 (STACK_REALIGN_DEFAULT): Likewise.
6305 (INCOMING_STACK_BOUNDARY): Likewise.
6306 (MAX_STACK_ALIGNMENT): Likewise.
6307 (ix86_incoming_stack_boundary): Likewise.
6308 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6309 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6310 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6311 (machine_function): Remove force_align_arg_pointer.
6313 * config/i386/i386.md (BX_REG): New.
6314 (R13_REG): Likewise.
6316 * config/i386/i386.opt (mforce_drap): New.
6317 (mincoming-stack-boundary): Likewise.
6318 (mstackrealign): Add Init(-1).
6320 * config/i386/i386-protos.h (ix86_can_eliminate): New
6322 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6324 * doc/extend.texi: Update force_align_arg_pointer.
6326 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6329 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6330 (INCOMING_STACK_BOUNDARY): Likewise.
6331 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6332 (TARGET_GET_DRAP_RTX): Likewise.
6334 2008-07-30 Andreas Schwab <schwab@suse.de>
6336 PR rtl-optimization/36929
6337 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6338 add_insn_before and fix argument order.
6339 (replace_inc_dec_mem): Handle NULL rtx.
6341 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6343 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6345 (arm_compute_initial_elimination_offset): Use it.
6346 (arm_compute_save_reg_mask): Include static chain save slot when
6347 calculating alignment.
6348 (arm_get_frame_offsets): Ditto.
6349 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6350 that we can use to decrement the stack when the stack decrement
6351 could be too big for an immediate value in a single insn.
6352 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6354 2008-07-30 Richard Guenther <rguenther@suse.de>
6356 PR tree-optimization/36967
6357 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6358 Release defs of statements we remove.
6360 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6362 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6363 instead of NULL_RTVEC.
6365 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6369 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6372 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6374 * final.c (call_from_call_insn): New.
6375 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6377 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6379 * configure.ac: Substitute ADA_CFLAGS.
6380 * configure: Regenerate.
6381 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6382 * Makefile.in: Remove mention of X_* variables.
6383 * config/pa/x-ada-hpux10: Remove.
6384 * config/pa/x-ada: Remove.
6386 * doc/fragments.texi: Update.
6388 2008-07-30 Olivier Hainque <hainque@adacore.com>
6390 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6391 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6392 __dso_handle explicitly here.
6394 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6397 * c-typeck.c (build_binary_op): Encapsulate code into...
6398 * c-common.c (shorten_binary_op): ...this new function.
6399 (conversion_warning): Use the new function. Handle non-negative
6400 constant in bitwise-and.
6401 * c-common.h (shorten_binary_op): Declare.
6403 2008-07-30 Olivier Hainque <hainque@adacore.com>
6405 * scan.c (make_sstring_space): Add explicit conversions of
6406 allocator's return value.
6407 * fix-header.c (recognized_function): Likewise.
6409 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6411 * doc/cpp.texi: Update to GFDL 1.2.
6412 * doc/gcc.texi: Do not list GPL as Invariant Section.
6413 * doc/gccint.texi: Likewise. Update copyright years.
6414 * doc/install.texi: Update copyright years.
6416 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6419 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6420 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6422 2008-07-29 Jan Hubicka <jh@suse.cz>
6424 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6425 (grokdeclarator): Likewise.
6426 * langhooks.c (lhd_warn_unused_global_decl): Use
6427 DECL_DECLARED_INLINE_P.
6428 * print-tree.c (print_node): Remove DECL_INLINE check.
6430 2008-07-29 Richard Guenther <rguenther@suse.de>
6432 PR tree-optimization/36945
6433 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6434 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6435 Record invariant addresses un-decomposed.
6436 (copy_reference_ops_from_call): Record reference call
6437 arguments properly. Simplify.
6438 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6439 helper split out from ...
6440 (create_component_ref_by_pieces): ... here. Simplify.
6441 Prepare for recursive invocation for call arguments.
6442 (create_expression_by_pieces): Adjust call to
6443 create_component_ref_by_pieces.
6444 (compute_avail): Process operand 2 of reference ops.
6446 2008-07-29 Richard Guenther <rguenther@suse.de>
6448 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6450 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6452 * c-format.c (check_format_types): Revert unwanted checkin.
6454 2008-07-29 Jan Hubicka <jh@suse.cz>
6456 * flags.h (flag_really_no_inline): Remove.
6457 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6458 * toplev.c (flag_really_no_inline): Remove.
6459 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6460 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6461 (cgraph_decide_inlining_incrementally): Likewise.
6462 (compute_inline_parameters): Likewise.
6463 * opts.c (decode_options): Simplify.
6464 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6465 * common.opt (finline): Initialize to 1.
6466 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6468 2008-07-29 Jan Hubicka <jh@suse.cz>
6470 * predict.c (always_optimize_for_size_p): New function.
6471 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6472 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6473 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6475 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6476 * function.c (prepare_function_start): Set default profile.
6477 * function.h (rtl_data): Add maybe_hot_insn_p.
6478 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6479 (construct_exit_block): Likewise.
6480 (tree_expand_cfg): Likewise.
6482 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6483 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6484 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6485 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6488 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6491 * c-decl.c (merge_decls): Merge USED flags.
6493 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6495 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6496 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6497 next_stack, lab_false and lab_over trees.
6499 2008-07-28 Richard Guenther <rguenther@suse.de>
6501 PR tree-optimization/36957
6502 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6503 (useless_type_conversion_p): Remove.
6504 (types_compatible_p): Remove.
6505 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6506 (useless_type_conversion_p): Declare.
6507 (types_compatible_p): Declare.
6508 (gimple_expr_type): Return the base type only if it is
6509 trivially convertible to the subtype.
6511 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6513 * configure.ac: Use the m4_do macro to concatenate the warnings into
6514 one string in ACX_PROG_CC_WARNING_OPTS,
6515 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6516 * configure: Regenerate.
6518 2008-07-28 Richard Guenther <rguenther@suse.de>
6520 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6521 (insert_fake_stores): Remove.
6522 (realify_fake_stores): Likewise.
6523 (execute_pre): Remove dead code.
6524 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6525 (find_func_aliases): Deal with it here instead.
6526 Re-enable gcc_unreachable call.
6528 2008-07-28 Richard Guenther <rguenther@suse.de>
6530 Merge from gimple-tuples-branch.
6532 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6533 * gimple.def: New file.
6534 * gsstruct.def: Likewise.
6535 * gimple-iterator.c: Likewise.
6536 * gimple-pretty-print.c: Likewise.
6537 * tree-gimple.c: Removed. Merged into ...
6538 * gimple.c: ... here. New file.
6539 * tree-gimple.h: Removed. Merged into ...
6540 * gimple.h: ... here. New file.
6542 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6543 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6544 --enable-checking=gimple flag.
6545 * config.in: Likewise.
6546 * configure: Regenerated.
6548 * tree-ssa-operands.h: Tuplified.
6549 * tree-vrp.c: Likewise.
6550 * tree-loop-linear.c: Likewise.
6551 * tree-into-ssa.c: Likewise.
6552 * tree-ssa-loop-im.c: Likewise.
6553 * tree-dump.c: Likewise.
6554 * tree-complex.c: Likewise.
6555 * cgraphbuild.c: Likewise.
6556 * tree-ssa-threadupdate.c: Likewise.
6557 * tree-ssa-loop-niter.c: Likewise.
6558 * tree-pretty-print.c: Likewise.
6559 * tracer.c: Likewise.
6560 * gengtype.c: Likewise.
6561 * tree-loop-distribution.c: Likewise.
6562 * tree-ssa-loop-unswitch.c: Likewise.
6563 * cgraph.c: Likewise.
6564 * cgraph.h: Likewise.
6565 * tree-ssa-loop-manip.c: Likewise.
6566 * value-prof.c: Likewise.
6567 * tree-ssa-loop-ch.c: Likewise.
6568 * tree-tailcall.c: Likewise.
6569 * value-prof.h: Likewise.
6572 * tree-pass.h: Likewise.
6573 * ipa-cp.c: Likewise.
6574 * tree-scalar-evolution.c: Likewise.
6575 * tree-scalar-evolution.h: Likewise.
6576 * target.h: Likewise.
6577 * lambda-mat.c: Likewise.
6578 * tree-phinodes.c: Likewise.
6579 * diagnostic.h: Likewise.
6580 * builtins.c: Likewise.
6581 * tree-ssa-alias-warnings.c: Likewise.
6582 * cfghooks.c: Likewise.
6583 * fold-const.c: Likewise.
6584 * cfghooks.h: Likewise.
6585 * omp-low.c: Likewise.
6586 * tree-ssa-dse.c: Likewise.
6587 * ipa-reference.c: Likewise.
6588 * tree-ssa-uncprop.c: Likewise.
6589 * toplev.c: Likewise.
6590 * tree-gimple.c: Likewise.
6591 * tree-gimple.h: Likewise.
6592 * tree-chrec.c: Likewise.
6593 * tree-chrec.h: Likewise.
6594 * tree-ssa-sccvn.c: Likewise.
6595 * tree-ssa-sccvn.h: Likewise.
6596 * cgraphunit.c: Likewise.
6597 * tree-ssa-copyrename.c: Likewise.
6598 * tree-ssa-ccp.c: Likewise.
6599 * tree-ssa-loop-ivopts.c: Likewise.
6600 * tree-nomudflap.c: Likewise.
6601 * tree-call-cdce.c: Likewise.
6602 * ipa-pure-const.c: Likewise.
6603 * c-format.c: Likewise.
6604 * tree-stdarg.c: Likewise.
6605 * tree-ssa-math-opts.c: Likewise.
6606 * tree-ssa-dom.c: Likewise.
6607 * tree-nrv.c: Likewise.
6608 * tree-ssa-propagate.c: Likewise.
6609 * ipa-utils.c: Likewise.
6610 * tree-ssa-propagate.h: Likewise.
6611 * tree-ssa-alias.c: Likewise.
6612 * gimple-low.c: Likewise.
6613 * tree-ssa-sink.c: Likewise.
6614 * ipa-inline.c: Likewise.
6615 * c-semantics.c: Likewise.
6616 * dwarf2out.c: Likewise.
6618 * tree-ssa-loop-ivcanon.c: Likewise.
6619 * predict.c: Likewise.
6620 * tree-ssa-loop.c: Likewise.
6621 * tree-parloops.c: Likewise.
6622 * tree-ssa-address.c: Likewise.
6623 * tree-ssa-ifcombine.c: Likewise.
6624 * matrix-reorg.c: Likewise.
6625 * c-decl.c: Likewise.
6626 * tree-eh.c: Likewise.
6627 * c-pretty-print.c: Likewise.
6628 * lambda-trans.c: Likewise.
6629 * function.c: Likewise.
6630 * langhooks.c: Likewise.
6631 * ebitmap.h: Likewise.
6632 * tree-vectorizer.c: Likewise.
6633 * function.h: Likewise.
6634 * langhooks.h: Likewise.
6635 * tree-vectorizer.h: Likewise.
6636 * ipa-type-escape.c: Likewise.
6637 * ipa-type-escape.h: Likewise.
6638 * domwalk.c: Likewise.
6639 * tree-if-conv.c: Likewise.
6640 * profile.c: Likewise.
6641 * domwalk.h: Likewise.
6642 * tree-data-ref.c: Likewise.
6643 * tree-data-ref.h: Likewise.
6644 * tree-flow-inline.h: Likewise.
6645 * tree-affine.c: Likewise.
6646 * tree-vect-analyze.c: Likewise.
6647 * c-typeck.c: Likewise.
6648 * gimplify.c: Likewise.
6649 * coretypes.h: Likewise.
6650 * tree-ssa-phiopt.c: Likewise.
6651 * calls.c: Likewise.
6652 * tree-ssa-coalesce.c: Likewise.
6653 * tree.def: Likewise.
6654 * tree-dfa.c: Likewise.
6655 * except.c: Likewise.
6656 * except.h: Likewise.
6657 * cfgexpand.c: Likewise.
6658 * tree-cfgcleanup.c: Likewise.
6659 * tree-ssa-pre.c: Likewise.
6660 * tree-ssa-live.c: Likewise.
6661 * tree-sra.c: Likewise.
6662 * tree-ssa-live.h: Likewise.
6663 * tree-predcom.c: Likewise.
6664 * lambda.h: Likewise.
6665 * tree-mudflap.c: Likewise.
6666 * ipa-prop.c: Likewise.
6667 * print-tree.c: Likewise.
6668 * tree-ssa-copy.c: Likewise.
6669 * ipa-prop.h: Likewise.
6670 * tree-ssa-forwprop.c: Likewise.
6671 * ggc-page.c: Likewise.
6672 * c-omp.c: Likewise.
6673 * tree-ssa-dce.c: Likewise.
6674 * tree-vect-patterns.c: Likewise.
6675 * tree-ssa-ter.c: Likewise.
6676 * tree-nested.c: Likewise.
6677 * tree-ssa.c: Likewise.
6678 * lambda-code.c: Likewise.
6679 * tree-ssa-loop-prefetch.c: Likewise.
6680 * tree-inline.c: Likewise.
6681 * tree-inline.h: Likewise.
6682 * tree-iterator.c: Likewise.
6683 * tree-optimize.c: Likewise.
6684 * tree-ssa-phiprop.c: Likewise.
6685 * tree-vect-transform.c: Likewise.
6686 * tree-object-size.c: Likewise.
6687 * tree-outof-ssa.c: Likewise.
6688 * cfgloop.c: Likewise.
6689 * system.h: Likewise.
6690 * tree-profile.c: Likewise.
6691 * cfgloop.h: Likewise.
6692 * c-gimplify.c: Likewise.
6693 * c-common.c: Likewise.
6694 * tree-vect-generic.c: Likewise.
6695 * tree-flow.h: Likewise.
6696 * c-common.h: Likewise.
6697 * basic-block.h: Likewise.
6698 * tree-ssa-structalias.c: Likewise.
6699 * tree-switch-conversion.c: Likewise.
6700 * tree-ssa-structalias.h: Likewise.
6701 * tree-cfg.c: Likewise.
6702 * passes.c: Likewise.
6703 * ipa-struct-reorg.c: Likewise.
6704 * ipa-struct-reorg.h: Likewise.
6705 * tree-ssa-reassoc.c: Likewise.
6706 * cfgrtl.c: Likewise.
6707 * varpool.c: Likewise.
6709 * tree-ssanames.c: Likewise.
6710 * tree-ssa-threadedge.c: Likewise.
6711 * langhooks-def.h: Likewise.
6712 * tree-ssa-operands.c: Likewise.
6713 * config/alpha/alpha.c: Likewise.
6714 * config/frv/frv.c: Likewise.
6715 * config/s390/s390.c: Likewise.
6716 * config/m32c/m32c.c: Likewise.
6717 * config/m32c/m32c-protos.h: Likewise.
6718 * config/spu/spu.c: Likewise.
6719 * config/sparc/sparc.c: Likewise.
6720 * config/i386/i386.c: Likewise.
6721 * config/sh/sh.c: Likewise.
6722 * config/xtensa/xtensa.c: Likewise.
6723 * config/stormy16/stormy16.c: Likewise.
6724 * config/ia64/ia64.c: Likewise.
6725 * config/rs6000/rs6000.c: Likewise.
6726 * config/pa/pa.c: Likewise.
6727 * config/mips/mips.c: Likewise.
6729 2008-07-28 Simon Baldwin <simonb@google.com>
6731 * c-pragma.c (handle_pragma_message): New function.
6732 (init_pragma): Register handle_pragma_message.
6733 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6736 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6738 PR tree-optimization/35252
6739 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6740 REALPART_EXPR to be considered as same load operation.
6742 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6744 PR tree-optimization/36830
6745 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6746 (expressions_equal_p): Return false if only one operand is null.
6748 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6750 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6751 version requirements.
6753 2008-07-26 Olivier Hainque <hainque@adacore.com>
6755 * collect2.c (symkind): New enum. Symbol kinds we care about.
6756 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6757 code and head comment accordingly.
6758 (scan_prog_file): Use symkind names instead of bare integers.
6760 2008-07-25 Jan Hubicka <jh@suse.cz>
6762 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6764 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6765 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6766 * dojump.c (clear_pending_stack_adjust): Likewise.
6767 * print-tree.c (print_node): Ignore DECL_INLINE.
6768 * tree-inline.c (inlinable_function_p): Likewise.
6770 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6772 * doc/extend.texi (hot attribute): Document that the hot attribute
6773 turns on -O3 for some ports.
6774 (cold attribute): Document that the cold attribute turns on -Os
6777 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6778 reflect function specific option support.
6780 * target.h (struct target_option_hooks): Add fields to say whether
6781 the cold attribute implies -Os and the hot attribute implies -O3.
6783 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6784 By default, do not turn on -Os for cold functions.
6785 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6786 not turn on -O3 for hot functions.
6788 * c-common.c (handle_hot_attribute): Use target hook to determine
6789 if hot functions should enable -O3.
6790 (handle_cold_attribute): Use target hook to determine if cold
6791 functions should enable -Os.
6793 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6794 (override_options): Move disable scheduling to
6795 optimization_options.
6796 (optimization_options): Disable scheduling here, not
6798 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6799 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6801 * config/ia64/ia64.c (ia64_override_options): Move setting
6802 scheduling flags to ia64_optimization_options.
6803 (ia64_optimization_options): Disable scheduling options here, and
6804 not in ia64_override_options.
6805 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6806 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6808 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6811 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6813 2008-07-25 Martin Jambor <mjambor@suse.cz>
6815 PR tree-optimization/36926
6816 * ipa-prop.c (ipa_analyze_call_uses): Call
6817 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6819 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6821 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6822 movv2si_internal): Add mem = reg alternative.
6824 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6827 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6828 DEFAULT_PCC_STRUCT_RETURN to 127.
6830 2008-07-24 Jan Hubicka <jh@suse.cz>
6832 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6833 (build_cgraph_edges): Likewise.
6834 * cgraph.c (cgraph_node): Do not update assembler hash.
6835 (cgraph_remove_node): Drop non-unit-at-a-time code.
6836 * tree-pass.h (pass_O0_always_inline): Remove.
6837 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6838 * toplev.c (process_options): Flag unit-at-a-time does not imply
6840 * cgraphunit.c: Update comments.
6841 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6842 (cgraph_assemble_pending_functions): Remove.
6843 (cgraph_reset_node): Drop non-unit-at-a-time code.
6844 (cgraph_finalize_function): Likewise.
6845 (cgraph_analyze_function): Likewise.
6846 (cgraph_finalize_compilation_unit): Likewise.
6847 (cgraph_expand_function): Likewise.
6848 (cgraph_optimize): Likesise.
6849 (save_inline_function_body): Likewise.
6850 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6851 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6852 * ipa-inline.c: Update comments.
6853 (enum inlining_mode): remove INLINE_SPEED.
6854 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6855 (cgraph_mark_inline_edge): Likewise.
6856 (try_inline): Likewise.
6857 (cgraph_decide_inlining_incrementally): Likewise.
6858 (cgraph_gate_inlining): Remove.
6859 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6860 (cgraph_gate_early_inlining): Likewise.
6861 (gate_inline_passes): Remove.
6862 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6863 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6864 pass_O0_always_inline): Remove.
6865 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6866 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6867 * opts.c (no_unit_at_a_time_default): Remove.
6868 (decode_options): Remove flag_unit_at_a_time reset and warning.
6869 * opts.h (no_unit_at_a_time_default): Remove.
6870 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6871 early in GNU dialect.
6872 (merge_decls): Update comment; drop unit-at-a-time check.
6873 (finish_decl): Likewise.
6874 (grok_declaration): Remove flag_inline_trees code.
6875 (finish_functions): Return on function returning non-void on all
6877 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6878 * cfgexpand.c (expand_one_static_var): Remove.
6879 (expand_one_var): Remove expand_one_static_var call.
6880 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6881 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6882 and flag_unit_at_a-time compatibility checks.
6883 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6884 * tree-inline.c (flag_inline_trees): Remove.
6885 (inlinable_function_p): Don't check it.
6886 (expand_call_inline): Remove non-unit-at-a-time code.
6887 * tree-inline.h (flag_inline_trees): Remove.
6888 * tree-optimize.c (execute_early_local_optimizations): Remove
6889 unit-at-a-time checks.
6890 (tree_rest_of_compilation): Likewise.
6891 * combine.c (setup_incoming_promotions): Likewise.
6892 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6893 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6894 * passes.c (pass_inline_parameters): Update comments; remove
6895 O0_alwaysinline pass.
6896 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6897 (execute_one_pass): Likewise.
6898 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6899 (ix86_function_sseregparm): Likewise.
6900 * arm.c (arm_function_in_section_p): Likewise.
6901 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6902 * varpool.c: Update comments.
6903 (decide_is_variable_needed): Remove unit-at-a-time checks.
6904 (varpool_finalize_decl): Likewise.
6906 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6908 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6910 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6912 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6914 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6915 imp symbol extension.
6917 2008-07-23 Ian Lance Taylor <iant@google.com>
6919 * tree-vrp.c (infer_value_range): Ignore asm statements when
6920 looking for memory accesses for -fdelete-null-pointer-checks.
6922 2008-07-24 Ben Elliston <bje@au.ibm.com>
6924 * config/spu/spu-c.c (__vector_keyword): New variable.
6925 (vector_keyword): Likewise.
6926 (spu_categorize_keyword): New function.
6927 (spu_macro_to_expand): Likewise.
6928 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6929 compiling an ISO C dialect.
6931 2008-07-24 Ben Elliston <bje@au.ibm.com>
6933 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6936 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6938 * configure: Regenerate.
6939 * configure.ac: Require texinfo 4.7.
6940 * doc/install.texi: Document texinfo 4.7 requirement.
6942 2008-07-23 Martin Jambor <mjambor@suse.cz>
6944 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6945 rather than for DECL_SAVED_TREE.
6946 * ipa-prop.c: Include diagnostic.h.
6947 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6949 (ipa_detect_param_modifications): Function rewritten from scratch.
6950 (ipa_compute_jump_functions): Changed accesses to modification flags.
6951 (ipa_free_node_params_substructures): Update flags destruction.
6952 (ipa_node_duplication_hook): Update flags duplication.
6953 (ipa_print_all_params_modified): Updated flag access.
6954 * ipa-prop.h (struct ipa_param_flags): New structure.
6955 (struct ipa_node_params): New field modification_analysis_done,
6956 modified_flags changed into param_flags.
6957 (ipa_is_ith_param_modified): Changed to use new flags.
6958 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6960 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6961 ipa-cp.c and split into two functions.
6962 (ipa_print_node_jump_functions): New function.
6963 (compute_scalar_jump_functions): New function.
6964 (type_like_member_ptr_p): New function.
6965 (compute_pass_through_member_ptrs): New function.
6966 (fill_member_ptr_cst_jump_function): New function.
6967 (determine_cst_member_ptr): New function.
6968 (compute_cst_member_ptr_arguments): New function.
6969 (ipa_compute_jump_functions): Complete rewrite.
6970 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6971 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6972 (struct ipa_member_ptr_cst): New structure.
6973 (union jump_func_value): New field member_cst.
6974 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6975 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6976 jump function types.
6977 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6978 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6979 instead of ipcp_print_all_jump_functions.
6980 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6981 only for replacable scalars.
6983 * doc/invoke.texi (Optimize options): Add description of
6984 -findirect-inlining.
6985 * common.opt (flag_indirect_inlining): New flag.
6986 * opts.c (decode_options): Set flag_indirect_inlining when
6989 * ipa-inline.c: Include ipa-prop.h.
6990 (inline_indirect_intraprocedural_analysis): New function.
6991 (inline_generate_summary): Allocate parameter and argument info
6992 structures, call inline_indirect_intraprocedural_analysis on each
6993 node when doing indirect inlining and deallocate indirect inlining
6994 data structures in the end.
6995 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6996 (free_all_ipa_structures_after_iinln): New function.
6997 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6999 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
7001 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
7002 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7003 of computing the frequency separately.
7004 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7005 of computing the frequency separately.
7006 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
7007 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
7008 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
7009 (ipa_get_stmt_member_ptr_load_param): New function.
7010 (ipa_is_ssa_with_stmt_def): New function.
7011 (ipa_note_param_call): New function.
7012 (ipa_analyze_call_uses): New function.
7013 (ipa_analyze_stmt_uses): New function.
7014 (ipa_analyze_params_uses): New function.
7015 (ipa_free_node_params_substructures): Also free the param_calls linked
7017 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
7018 (ipa_print_node_param_flags): New function.
7019 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7020 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7021 * ipa-prop.h (struct ipa_param_flags): New field called.
7022 (struct ipa_param_call_note): New structure.
7023 (struct ipa_node_params): New fields param_calls and
7025 (ipa_is_ith_param_called): New function.
7026 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7027 ipa_analyze_params_uses and dump parameter flags.
7029 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7030 ipa_propagate_indirect_call_infos if performing indirect inlining,
7031 pass a new parameter new_edges to it.
7032 (add_new_edges_to_heap): New fucntion.
7033 (cgraph_decide_inlining_of_small_functions): New vector
7034 new_indirect_edges for newly found indirect edges , call
7035 ipa_propagate_indirect_call_infos after inlining.
7036 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
7037 inlining if performing indirect inlining. Call
7038 free_all_ipa_structures_after_iinln when doing so too.
7039 (inline_generate_summary): Do not call
7040 free_all_ipa_structures_after_iinln here.
7041 * ipa-prop.c (update_jump_functions_after_inlining): New function.
7042 (print_edge_addition_message): New function.
7043 (update_call_notes_after_inlining): New function.
7044 (propagate_info_to_inlined_callees): New function.
7045 (ipa_propagate_indirect_call_infos): New function.
7046 * ipa-prop.h: Include cgraph.h
7047 (struct ipa_param_call_note): Fields reordered, new field processed.
7048 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
7050 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
7051 rediscovered call statements.
7052 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
7053 (dump_cgraph_node): Dump also the indirect_call flag.
7054 (cgraph_clone_edge): Copy also the indirect_call flag.
7055 * tree-inline.c (copy_bb): Do not check for fndecls from call
7056 expressions, check for edge availability when moving clones.
7057 (get_indirect_callee_fndecl): New function.
7058 (expand_call_inline): If callee declaration is not apprent from
7059 the statement, try calling get_indirect_callee_fndecl. Do not
7060 issue warnings or call sorry when not inlinings an indirect edge.
7061 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
7063 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
7064 bit more frandly to matching.
7065 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
7066 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
7067 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
7069 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7072 * opth-gen.awk: Suppress function specific features when building
7074 * optc-gen.awk: Ditto.
7076 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7079 * diagnostic.c (pedwarn): Add opt parameter.
7081 * c-tree.h (pedwarn_init): Add opt parameter.
7082 (pedwarn_c90): Likewise.
7083 (pedwarn_c99): Likewise.
7084 * c-errors.c (pedwarn_c99): Likewise.
7085 (pedwarn_c90): Likewise.
7086 * toplev.h (pedwarn): Update declaration.
7087 (pedwarn0): Declare.
7088 * c-lex.c: All calls to pedwarn changed.
7089 * builtins.c: All calls to pedwarn changed.
7090 * toplev.c: All calls to pedwarn changed.
7091 * c-decl.c: All calls to pedwarn changed.
7092 * c-typeck.c: All calls to pedwarn changed.
7093 * c-common.c: All calls to pedwarn changed.
7094 * c-parser.c: All calls to pedwarn changed.
7096 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7097 Karthik Kumar <karthikkumar@gmail.com>
7099 * attribs.c (file scope): Include c-common.h.
7100 (decl_attributes): Add support for #pragma GCC optimize and
7103 * targhooks.c (default_can_inline_p): New function that is the
7104 default for the TARGET_CAN_INLINE_P target hook.
7106 * targhooks.h (default_can_inline_p): Add declaration.
7108 * tree.c (cl_optimization_node): New static tree for building
7109 OPTIMIZATION_NODE tree.
7110 (cl_target_option_node): New static tree for building
7111 TARGET_OPTION_NODE tree.
7112 (cl_option_hash_table): New hash table for hashing
7113 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7114 (cl_option_hash_hash): New function to provide the hash value for
7115 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7116 (cl_option_hash_eq): New function to provide an equality test for
7117 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7118 (tree_code_size): Add support for OPTIMIZATION_NODE and
7119 TARGET_OPTION_NODE trees.
7120 (tree_code_structure): Add support for OPTIMIZATION_NODE and
7121 TARGET_OPTION_NODE trees.
7122 (build_optimization_node): Build a tree that has all of the
7123 current optimization options.
7124 (build_target_option_node): Build a tree that has the target
7125 options that might be changed on a per function basis.
7127 * tree.h (file scope): Include options.h.
7128 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
7129 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7130 (TREE_OPTIMIZATION): Ditto.
7131 (TREE_TARGET_SPECIFIC): Ditto.
7132 (struct tree_function_decl): Add fields for remembering the
7133 current optimization options and target specific options.
7134 (struct tree_optimization_option): New tree variant that remembers
7135 the optimization options.
7136 (struct tree_target_option): New tree variant that remembers the
7137 target specific flags that might change for compiling a particular
7139 (union tree_node): Include tree_optimization_option and
7140 tree_target_option fields.
7141 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
7142 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
7143 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
7144 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
7145 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
7146 optimization and target options.
7147 (optimization_default_node): New macro to refer to global_trees
7149 (optimization_current_node): Ditto.
7150 (optimization_cold_node): Ditto.
7151 (optimization_hot_node): Ditto.
7152 (target_option_default_node): Ditto.
7153 (target_option_current_node): Ditto.
7154 (current_option_pragma): Ditto.
7155 (current_optimize_pragma): Ditto.
7157 * target.h (struct gcc_target): Add valid_option_attribute_p,
7158 target_option_save, target_option_restore, target_option_print,
7159 target_option_pragma_parse, and can_inline_p hooks.
7161 * toplev.h (parse_optimize_options): Add declaration.
7162 (fast_math_flags_struct_set_p): Ditto.
7164 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
7165 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
7168 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
7169 tree_can_inline_p hook to see if one function can inline another.
7170 (cgraph_decide_inlining): Ditto.
7171 (cgraph_decide_inlining_incrementally): Ditto.
7173 * opts.c (decode_options): Add support for running multiple times
7174 to allow functions with different target or optimization options
7175 than was specified on the command line.
7176 (fast_math_flags_struct_set_p): New function that is similar to
7177 fast_math_flags_set_p, except it uses the values in the
7178 cl_optimization structure instead of global variables.
7180 * optc-gen.awk: Add support for TargetSave to allow a back end to
7181 declare new fields that need to be saved when using function
7182 specific options. Include flags.h and target.h in the options.c
7183 source. Add support for Save to indicate which options can be set
7184 for individual functions. Generate cl_optimize_save,
7185 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
7186 cl_target_option_restore, cl_target_option_print functions to
7187 allow functions to use different optimization or target options.
7189 * opt-functions.awk (var_type_struct): Return the type used for
7190 storing the field in a structure.
7192 * opth-gen.awk: Add support for TargetSave to allow a back end to
7193 declare new fields that need to be saved when using function
7194 specific options. Add support for Save to indicate which options
7195 can be set for individual functions. Only generate one extern for
7196 Mask fields. Generate cl_optimization and cl_target_option
7197 structures to remember optimization and target options.
7199 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7200 collecting new tree nodes.
7201 (TS_TARGET_OPTION): Ditto.
7203 * c-decl.c (merge_decls): Merge function specific target and
7204 optimization options.
7206 * function.c (invoke_set_current_function_hook): If the function
7207 uses different optimization options, change the global variables
7210 * coretypes.h (struct cl_optimization): Add forward reference.
7211 (struct cl_target_option): Ditto.
7213 * c-pragma.c (option_stack): New static vector to remember the
7214 current #pragma GCC option stack.
7215 (handle_pragma_option): New function to support #pragma GCC option
7216 to change target options.
7217 (optimize_stack): New static vector to remember the current
7218 #pragma GCC optimize stack.
7219 (handle_pragma_optimize): New function to support #pragma GCC
7220 optimize to change optimization options.
7221 (init_pragma): Add support for #pragma GCC optimize and #pragma
7224 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7225 optimization options.
7226 (TARGET_OPTION_NODE): New tree code for remembering certain target
7229 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7230 TARGET_OPTION_NODE trees.
7232 * common.opt (-O): Add Optimization flag.
7234 (-fmath-errno): Ditto.
7235 (-falign-functions): Add UInteger flag to make sure flag gets full
7236 int in cl_optimization structure.
7237 (-falign-jumps): Ditto.
7238 (-falign-labels): Ditto.
7239 (-falign-loops): Ditto.
7240 (-fsched-stalled-insns): Ditto.
7241 (-fsched-stalled-insns-dep): Ditto.
7243 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7245 (TARGET_OPTION_SAVE): Ditto.
7246 (TARGET_OPTION_RESTORE): Ditto.
7247 (TARGET_OPTION_PRINT): Ditto.
7248 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7249 (TARGET_CAN_INLINE_P): Ditto.
7250 (TARGET_INITIALIZER): Add new hooks.
7252 * tree-inline.c (tree_can_inline_p): New function to determine
7253 whether one function can inline another. Check if the functions
7254 use compatible optimization options, and also call the backend
7257 * tree-inline.h (tree_can_inline_p): Add declaration.
7259 * c-common.c (c_common_attribute): Add support for option and
7260 optimize attributes.
7261 (handle_option_attribute): Add support for the option attribute to
7262 allow the user to specify different target options for compiling a
7264 (handle_optimize_attribute): Add support for the optimize
7265 attribute to allow the user to specify different optimization
7266 options for compiling a specific function.
7267 (handle_hot_attribute): Turn on -O3 optimization for this one
7268 function if it isn't the default optimization level.
7269 (handle_cold_attribute): Turn on -Os optimization for this one
7270 function if it insn't the default optimization.
7271 (const_char_p): New const char * typedef.
7272 (optimize_args): New static vector to remember the optimization
7274 (parse_optimize_options): New function to set up the optimization
7275 arguments from either the optimize attribute or #pragma GCC optimize.
7277 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7278 (builtin_define_std): Ditto.
7280 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7281 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7282 (x86_64-*-*): Ditto.
7284 * Makefile.in (TREE_H): Add options.h.
7285 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7287 * doc/extend.texi (option attribute): Document new attribute.
7288 (optimize attribute): Ditto.
7289 (hot attribute): Document hot attribute sets -O3.
7290 (cold attribute): Document cold attribute sets -Os.
7291 (#pragma GCC option): Document new pragma.
7292 (#pragma GCC optimize): Ditto.
7294 * doc/options.texi (TargetSave): Document TargetSave syntax.
7295 (UInteger): Document UInteger must be used for certain flags.
7296 (Save): Document Save option to create target specific options
7297 that can be saved/restored on a function specific context.
7299 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7300 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7302 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7303 (TARGET_OPTION_SAVE): Ditto.
7304 (TARGET_OPTION_RESTORE): Ditto.
7305 (TARGET_OPTION_PRINT): Ditto.
7306 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7307 (TARGET_CAN_INLINE_P): Ditto.
7309 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7311 (-mfpmath=both): Ditto.
7313 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7314 Karthik Kumar <karthikkumar@gmail.com>
7316 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7317 (TARGET_POPCNT): Ditto.
7318 (TARGET_SAHF): Ditto.
7319 (TARGET_AES): Ditto.
7320 (TARGET_PCLMUL): Ditto.
7321 (TARGET_CMPXCHG16B): Ditto.
7322 (TARGET_RECIP): Move switch into target_flags.
7323 (TARGET_FUSED_MADD): Ditto.
7324 (ix86_arch_features): Make an unsigned char type.
7325 (ix86_tune_features): Ditto.
7326 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7327 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7328 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7330 * config/i386/i386.opt (arch): New TargetSave field to define
7331 fields that need to be saved for function specific option support.
7334 (branch_cost): Ditto.
7335 (ix86_isa_flags_explicit): Ditto.
7336 (tune_defaulted): Ditto.
7337 (arch_specified): Ditto.
7338 (-m128-long-double): Add Save flag to save option for target
7339 specific option support.
7341 (-maccumulate-outgoing-args): Ditto.
7342 (-malign-double): Ditto.
7343 (-malign-stringops): Ditto.
7344 (-mfancy-math-387): Ditto.
7345 (-mhard-float): Ditto.
7347 (-minline-all-stringops): Ditto.
7348 (-minline-stringops-dynamically): Ditto.
7349 (-mms-bitfields): Ditto.
7350 (-mno-align-stringops): Ditto.
7351 (-mno-fancy-math-387): Ditto.
7352 (-mno-push-args): Ditto.
7353 (-mno-red-zone): Ditto.
7354 (-mpush-args): Ditto.
7355 (-mred-zone): Ditto.
7357 (-msseregparm): Ditto.
7358 (-mstack-arg-probe): Ditto.
7373 (-mrecip): Move flag into target_flags.
7375 (-mno-fused-madd): Ditto.
7376 (-mfused-madd): Ditto.
7377 (-mabm): Move flag into ix86_isa_flags.
7384 * config/i386/i386-c.c: New file for #pragma support.
7385 (ix86_target_macros_internal): New function to #define or #undef
7386 target macros based when the user uses the #pragma GCC option to
7387 change target options.
7388 (ix86_pragma_option_parse): New function to add #pragma GCC option
7390 (ix86_target_macros): Move defining the target macros here from
7391 TARGET_CPU_CPP_BUILTINS in i386.h.
7392 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7393 defined, initialize any subtarget #pragmas.
7395 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7396 REGISTER_TARGET_PRAGMAS.
7398 * config/i386/t-i386: New file for x86 dependencies.
7399 (i386.o): Make dependencies mirror the include files used.
7400 (i386-c.o): New file, add dependencies.
7402 * config/i386/i386-protos.h (override_options): Add bool argument.
7403 (ix86_valid_option_attribute_tree): Add declaration.
7404 (ix86_target_macros): Ditto.
7405 (ix86_register_macros): Ditto.
7407 * config/i386/i386.c (ix86_tune_features): Move initialization of
7408 the target masks to initial_ix86_tune_features to allow functions
7409 to have different target options. Make type unsigned char,
7410 instead of unsigned int.
7411 (initial_ix86_tune_features): New static vector to hold processor
7412 masks for the tune variables.
7413 (ix86_arch_features): Move initialization of the target masks to
7414 initial_ix86_arch_features to allow functions to have different
7415 target options. Make type unsigned char, instead of unsigned int.
7416 (initial_ix86_arch_features): New static vector to hold processor
7417 masks for the arch variables.
7418 (enum ix86_function_specific_strings): New enum to describe the
7419 string options used for attribute((option(...))).
7420 (ix86_target_string): New function to return a string that
7421 describes the target options.
7422 (ix86_debug_options): New function to print the current options in
7424 (ix86_function_specific_save): New function hook to save the
7425 function specific global variables in the cl_target_option structure.
7426 (ix86_function_specific_restore): New function hook to restore the
7427 function specific variables from the cl_target_option structure to
7428 the global variables.
7429 (ix86_function_specific_print): New function hook to print the
7430 target specific options in the cl_target_option structure.
7431 (ix86_valid_option_attribute_p): New function hook to validate
7432 attribute((option(...))) arguments.
7433 (ix86_valid_option_attribute_tree): New function that is common
7434 code between attribute((option(...))) and #pragma GCC option
7435 support that parses the options and returns a tree holding the options.
7436 (ix86_valid_option_attribute_inner_p): New helper function for
7437 ix86_valid_option_attribute_tree.
7438 (ix86_can_inline_p): New function hook to decide if one function
7439 can inline another on a target specific basis.
7440 (ix86_set_current_function); New function hook to switch target
7441 options if the user used attribute((option(...))) or #pragma GCC
7443 (ix86_tune_defaulted): Move to static file scope from
7445 (ix86_arch_specified): Ditto.
7446 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7448 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7449 (OPTION_MASK_ISA_ABM_SET): Ditto.
7450 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7451 (OPTION_MASK_ISA_CX16_SET): Ditto.
7452 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7453 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7454 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7455 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7456 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7457 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7458 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7459 (struct ptt): Move to static file scope from override_options.
7460 (processor_target_table): Ditto.
7462 (ix86_handle_option): Add support for options that are now isa options.
7463 (override_options): Add support for declaring functions that
7464 support different target options than were specified on the
7465 command line. Move struct ptt, processor_target_table, cpu_names,
7466 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7467 Add bool argument. Fix up error messages so the appropriate error
7468 is given for either command line or attribute.
7469 (ix86_previous_fndecl): New static to remember previous function
7470 declaration to see if we need to change target options.
7471 (ix86_builtins_isa): New array to record the ISA of each builtin
7473 (def_builtin): Always create the builtin function, even if the
7474 current ISA doesn't support it.
7475 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7476 tests for those builtins.
7477 (ix86_init_builtins): Remove TARGET_MMX test for calling
7478 ix86_init_mmx_sse_builtins.
7479 (ix86_expand_builtin): If the current ISA doesn't support a given
7480 builtin, signal an error.
7481 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7482 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7483 (TARGET_OPTION_SAVE): Ditto.
7484 (TARGET_OPTION_RESTORE): Ditto.
7485 (TARGET_OPTION_PRINT): Ditto.
7486 (TARGET_CAN_INLINE_P): Ditto.
7488 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7490 * c-typeck.c (build_external_ref): Don't call assemble_external.
7491 * final.c (output_operand): Call assemble_external.
7493 2008-07-21 DJ Delorie <dj@redhat.com>
7495 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7496 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7498 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7500 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7501 original insn and splitter contents into ...
7502 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7503 flag_unsafe_math_optimizations. Add dummy scratch register.
7504 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7505 !flag_unsafe_math_optimizations. Returns number with next
7506 highest magnitude if this is still less or equal to the true
7507 quotient in magnitude.
7509 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7511 * Makefile.in: Replace toplev.h with TOPLEV_H.
7512 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7513 * c-lex.c (fe_file_change): Don't set in_system_header.
7514 * c-parser.c (c_token): Remove in_system_header.
7515 (c_lex_one_token): Don't set in_system_header.
7516 (c_parser_set_source_position_from_token): Don't set in_system_header.
7517 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7520 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7521 * flags.h (in_system_header): Remove.
7522 * function.c (saved_in_system_header): Remove.
7523 (push_cfun): Don't set in_system_header.
7524 (pop_cfun): Don't set in_system_header.
7525 (push_struct_function): Don't set in_system_header.
7526 * input.h (expanded_location): Add sysp.
7527 (in_system_header_at): New.
7528 (in_system_header): New.
7529 * toplev.c (in_system_header): Remove.
7530 * toplev.h: Include input.h
7532 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7533 * tree-ssa.c (warn_uninit): Call warning_at.
7534 (warn_uninitialized_var): Update calls to warn_uninit.
7535 (warn_uninitialized_phi): Update calls to warn_uninit.
7536 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7537 (expand_location): Initialize xloc.sysp.
7538 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7539 (tree_decl_with_vis): Remove in_system_header_flag.
7541 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7544 * recog.c (asm_operand_ok): Change the order of the extra
7545 memory constraint checks.
7547 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7550 * tree-switch-conversion.c (build_one_array): Call
7551 varpool_mark_needed_node and varpool_finalize_decl
7552 instead of assemble_variable.
7554 2008-07-19 Jan Hubicka <jh@suse.cz>
7556 * cgraph.c (cgraph_add_new_function): Do early local passes.
7557 * tree-nrv.c (gate_pass_return_slot): New gate.
7558 (pass_nrv): Add the gate.
7559 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7561 (coalesce_ssa_name): Coalesce SSA names.
7562 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7563 not optimizing so unused user vars remains visible.
7564 * common.opt (flag_tree_ter): Always enable by default.
7565 * tree-ssa-ter.c: Include flags.h
7566 (is_replaceable_p): Check that locations match; when aliasing is missing
7567 be conservative about loads.
7568 * tree-optimize.c (gate_init_datastructures): Remove.
7569 (pass_init_datastructures): New.
7570 * passes.c: Reorder passes so we always go into SSA.
7572 2008-07-19 Jan Hubicka <jh@suse.cz>
7574 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7575 * doc/invoke.texi (--combine): Likewise.
7576 (-finline-functions-called-once): Update levels when enabled.
7577 (-funit-at-a-time): Document new behaviour.
7578 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7579 -fno-section-anchors when disabled explicitly.
7580 (inline params): They are not ignored now.
7581 (precompiled headers): Remove unit-at-a-time as being incompatible.
7582 * opts.c (decode_options): Handle unit-at-a-time as alias;
7583 imply -fno-section-anchors when toplevel reorder is disabled
7585 * common.opt (ftoplevel-reorder): Set default value to 2.
7586 (funit-at-a-time): Set default value to 1.
7587 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7590 2008-07-19 Jan Hubicka <jh@suse.cz>
7592 * builtins.c (expand_builtin_int_roundingfn,
7593 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7596 2008-07-19 Richard Guenther <rguenther@suse.de>
7599 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7600 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7601 * tree-ssa-pre.c (get_expr_value_id): For newly created
7602 constant value-ids make sure to add the expression to its
7605 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7608 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7609 return value of the builtin is ignored.
7611 2008-07-19 Olivier Hainque <hainque@adacore.com>
7613 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7614 bits, a C conformant malloc implementation has to provide.
7615 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7617 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7621 * reload.c (find_reloads_subreg_address): Only reload address if
7622 reloaded == 0, not for reloaded != 1.
7625 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7626 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7627 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7628 m32c_legitimize_reload_address.
7630 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7631 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7632 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7634 2008-07-19 Olivier Hainque <hainque@adacore.com>
7636 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7637 argument, saying whether nested array are to be collapsed
7638 into a single array type DIE with multiple subscripts.
7639 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7640 issues, centralize the nested array types collapsing control and
7641 disable the transformation for Ada.
7643 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7646 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7648 (x86_64_shift_adj_2): New expander.
7649 (x86_64_shift_adj_3): Ditto.
7650 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7651 to split TImode operands.
7652 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7653 (ix86_split_lshr): Ditto.
7655 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7657 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7658 and __CHAR32_TYPE__.
7659 * c-typeck.c (digest_init): Support char16_t and char32_t.
7660 (set_nonincremental_init_from_string): Idem.
7662 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7665 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7666 PREFERRED_STACK_BOUNDARY.
7667 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7669 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7672 * function.c (locate_and_pad_parm): Cap boundary earlier.
7674 2008-07-17 Julian Brown <julian@codesourcery.com>
7676 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7677 no-op for targets which don't use DLLs.
7679 2008-07-17 Martin Jambor <mjambor@suse.cz>
7681 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7682 that nodes are relevant by examining the node->analyzed flag.
7683 (ipcp_init_stage): Check which nodes are relevant, assert that the
7684 relevant ones are also required.
7685 (ipcp_propagate_stage): Check on the side arrays are properly
7687 (ipcp_print_all_jump_functions): Make sure not to touch any node
7688 that is not analyzed or an edge that does not have a corresponding
7689 entry in the on-the-side vectors.
7690 (ipcp_function_scale_print): Likewise.
7691 (ipcp_update_callgraph): Check that the node is relevant.
7692 (ipcp_insert_stage): Check that the node is relevant. Check there is
7693 an info for every node and edge.
7694 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7695 (ipa_print_all_tree_maps): Likewise and a new variable info.
7696 (ipa_print_all_params_modified): Likewise.
7697 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7699 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7702 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7704 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7706 PR rtl-optimization/36753
7707 * fwprop.c (use_killed_between): Don't shortcut
7708 single-definition global registers.
7710 2008-07-16 Jan Hubicka <jh@suse.cz>
7712 * cgraph.h (varpool_empty_needed_queue): Declare.
7713 * cgraphunit.c (output_in_order): Mark all variables as needed;
7715 * varpool.c (varpool_assemble_node): Update debug queue.
7716 (varpool_assemble_pending_decls): Don't do it here.
7717 (varpool_empty_needed_queue): New function.
7719 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7721 * recog.c (peephole2_optimize): Fix formatting.
7723 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7725 * c-pch.c (get_ident): Avoid C++ keywords.
7726 * combine-stack-adj.c (single_set_for_csa): Likewise.
7727 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7728 output_asm_insn): Likewise.
7729 * reload.c (push_secondary_reload, find_reusable_reload,
7730 push_reload, combine_reloads, find_reloads,
7731 debug_reload_to_stream): Likewise.
7732 * reload.h (struct reload): Likewise.
7733 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7734 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7735 emit_output_reload_insns): Likewise.
7736 * targhooks.c (default_secondary_reload): Likewise.
7737 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7739 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7741 * recog.c (validate_change_1, validate_change,
7742 validate_unshare_change, validate_replace_rtx_1, struct
7743 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7745 * reload.c (push_secondary_reload, secondary_reload_class,
7746 scratch_reload_class, find_valid_class, find_reusable_reload,
7747 push_reload, find_dummy_reload, find_reloads_address_1,
7748 find_reloads_address_part, find_equiv_reg): Likewise.
7749 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7750 choose_reload_regs): Likewise.
7751 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7753 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7754 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7755 * sched-rgn.c (concat_INSN_LIST): Likewise.
7756 * stor-layout.c (mode_for_size, mode_for_size_tree,
7757 smallest_mode_for_size): Likewise.
7759 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7761 * cfg.c (dump_reg_info): Avoid C++ keywords.
7762 * dwarf2asm.c (dw2_force_const_mem,
7763 dw2_asm_output_encoded_addr_rtx): Likewise.
7764 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7765 * expmed.c (expand_shift): Likewise.
7766 * global.c (find_reg): Likewise.
7767 * graph.c (draw_edge): Likewise.
7768 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7769 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7770 widen_clz, widen_bswap, expand_parity, expand_unop,
7771 emit_cmp_and_jump_insn_1): Likewise.
7772 * postreload.c (reload_cse_simplify_operands): Likewise.
7773 * ra.h (add_neighbor): Likewise.
7774 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7775 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7776 record_reg_classes, copy_cost, record_address_regs,
7777 invalid_mode_change_p): Likewise.
7778 * regrename.c (regrename_optimize, scan_rtx_reg,
7779 dump_def_use_chain, find_oldest_value_reg,
7780 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7782 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7784 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7785 MASK_POWERPC64 for power4 in previous commit.
7787 2008-07-16 Olivier Hainque <hainque@adacore.com>
7789 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7790 instead of bare conversion to cast const-ness away.
7792 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7794 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7795 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7796 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7797 (TARGET_FUNCTION_VALUE): Define.
7799 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7801 * config/rs6000/rs6000.c (processor_target_table): Add
7802 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7804 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7807 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7808 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7809 m32c_legitimize_reload_address.
7811 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7813 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7814 DECL_IN_SYSTEM_HEADER in sync.
7816 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7818 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7819 * tree-ssa-pre.c (pre_expr_eq): Ditto
7820 (get_constant_for_value_id): Take a type as an argument.
7821 (fully_constant_expression): Pass in type.
7822 (find_or_generate_expression): Short circuit constant case.
7823 (create_expression_by_pieces): Remove special casing of
7825 (do_regular_insertion): Short circuit constant case.
7826 (do_partial_partial_insertion): Ditto.
7828 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7831 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7833 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7835 * config/xtensa/libgcc-xtensa.ver: New file.
7836 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7838 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7840 * df-problems.c (df_set_note): Avoid C++ keywords.
7841 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7842 * dse.c (record_store, remove_useless_values): Likewise.
7843 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7844 gen_reg_rtx_offset, operand_subword, change_address_1,
7845 change_address, adjust_address_1, offset_address,
7846 widen_memory_access, emit_copy_of_insn_after): Likewise.
7847 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7848 * fwprop.c (should_replace_address, propagate_rtx_1,
7849 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7851 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7852 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7853 * lcm.c (compute_insert_delete, pre_edge_lcm,
7854 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7855 * lower-subreg.c (resolve_reg_notes): Likewise.
7856 * mode-switching.c (optimize_mode_switching): Likewise.
7858 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7860 * bt-load.c (add_btr_def, migrate_btr_def,
7861 branch_target_load_optimize): Avoid C++ keywords.
7862 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7864 * combine.c (subst, simplify_set, make_extraction,
7865 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7866 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7867 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7869 2008-07-15 Richard Guenther <rguenther@suse.de>
7872 * c-common.c (strict_aliasing_warning): Do not warn for
7873 TYPE_REF_CAN_ALIAS_ALL pointers.
7874 (c_common_get_alias_set): may_alias types are not special.
7875 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7876 attribute and set can_ref_all accordingly.
7877 (build_reference_type_for_mode): Likewise.
7878 * doc/extend.texi (may_alias): Clarify.
7880 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7883 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7884 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7886 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7889 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7890 gcc_assert, instead call output_operand_lossage.
7892 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7894 * builtins.c (std_canonical_va_list): Treat structure based
7897 2008-07-15 Ben Elliston <bje@au.ibm.com>
7899 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7901 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7903 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7906 2008-07-14 Jan Hubicka <jh@suse.cz>
7908 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7909 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7910 fix predicates and constraints.
7911 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7912 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7914 2008-07-14 Doug Kwan <dougkwan@google.com>
7916 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7917 additional option file arm/eabi.opt.
7918 * config/arm/eabi.h (File): New configuration file for EABI targets.
7919 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7920 SUBSUBTARGET_EXTRA_SPECS.
7921 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7922 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7923 from STARTFILE_SPEC so that it can be referenced in an override.
7924 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7925 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7926 can be referenced in an override.
7927 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7928 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7929 so that it can be referenced in an override.
7930 (LINK_SPEC): Use BPABI_LINK_SPEC.
7931 * config/arm/eabi.opt (File): New.
7933 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7935 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7936 (FIXED_VALUE_H): New variable.
7937 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7938 input.h, fixed-value.h.
7939 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7940 (BASIC_BLOCK_H): Use $(BITMAP_H).
7941 (FUNCTION_H): Add varray.h.
7942 (IPA_REFERENCE_H): Use $(BITMAP_H).
7943 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7944 (DF_H): Use $(BITMAP_H).
7945 (GGC_H): Add statistics.h.
7947 (INSN_ATTR_H): Use it.
7948 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7950 (SYMTAB_H): Add $(OBSTACK_H).
7951 (CPP_INTERNAL_H): New.
7952 (TREE_DUMP_H): Add tree-pass.h.
7953 (TREE_FLOW_H): Use $(BITMAP_H)
7954 (PRETTY_PRINT_H): Use $(INPUT_H).
7955 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7958 (many object files): Fix lots of header dependencies throughout.
7960 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7962 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7964 (s-gtyp-input): Use them to write tmp-gi.list.
7965 (echo_to_gi.list): Remove.
7967 2008-07-14 Richard Guenther <rguenther@suse.de>
7969 * tree-ssa-sccvn.c (pre_info): Remove.
7970 (switch_to_PRE_table): Likewise.
7971 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7972 (set_hashtable_value_ids): Do not create value-ids for the
7974 (run_scc_vn): Remove double test. Remove bogus special-case
7975 in value-number printing.
7976 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7977 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7979 * tree-flow-inline.h (get_value_handle): Remove.
7980 * tree-flow.h (get_value_handle): Remove.
7982 2008-07-14 Martin Jambor <mjambor@suse.cz>
7984 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7985 in which we generate arithmetics is not a subrange.
7987 2008-07-14 Martin Jambor <mjambor@suse.cz>
7989 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7991 2008-07-14 Richard Guenther <rguenther@suse.de>
7993 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7995 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7998 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7999 reload for symbol refs moved to r0 with -fPIC.
8000 (legitimize_pic_address): Use the target register as temporary
8002 (emit_symbolic_move): Adjust comment.
8003 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
8006 2008-07-14 Ben Elliston <bje@au.ibm.com>
8008 * c-common.h (C_CPP_HASHNODE): New macro.
8009 * coretypes.h (struct cpp_token): Forward declare.
8010 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8011 the context-sensitive keyword method.
8012 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
8013 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8014 expand_bool_pixel): New.
8015 (altivec_categorize_keyword): New function.
8016 (init_vector_keywords): New function.
8017 (rs6000_macro_to_expand): Likewise.
8018 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8019 compiling an ISO C dialect.
8021 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8023 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8024 (create_expression_by_pieces): Fix typo.
8025 (do_regular_insertion): Use debug counter here too.
8027 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
8030 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
8031 CONST_OK_FOR_LETTER_P. All port-local users changed.
8032 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
8033 implement Kp matching power-of-two.
8034 (CONSTRAINT_LEN): Define to match.
8035 * config/cris/cris.md: Replace all use of constraint K with Kc.
8036 ("*btst*): Use Kp for operand 0 of last alternative.
8038 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8041 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
8044 2008-07-13 Jan Hubicka <jh@suse.cz>
8046 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
8049 2008-07-13 Richard Guenther <rguenther@suse.de>
8052 * langhooks.c (lhd_print_error_function): Deal with recursive
8055 2008-07-12 Jan Hubicka <jh@suse.cz>
8057 * cgraph.c (assembler_name_hash): New static var.
8058 (hash_node_by_assembler_name, eq_assembler_name): New.
8059 (cgraph_node_for_asm): Use hashtable.
8060 (cgraph_remove_node): Maintain hashtable.
8061 (change_decl_assembler_name): Sanity check that names are not changing
8062 after aliasing was processed.
8063 * cgraph.h (varpoon_node): Add next GGC marker.
8064 * tree.c (decl_assembler_name_equal): Constify.
8065 (decl_assembler_name_hash): New.
8066 * tree.h (decl_assembler_name_equal): Constify.
8067 (decl_assembler_name_hash): Update.
8069 2008-07-12 David Daney <ddaney@avtrex.com>
8071 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8074 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
8076 * doc/md.texi: Document the MIPS "v" constraint.
8077 * config/mips/mips.h (reg_class): Revert last change.
8078 (REG_CLASS_NAMES): Likewise.
8079 (REG_CLASS_CONTENTS): Likewise.
8080 * config/mips/mips.c (mips_regno_to_class): Likewise.
8081 * config/mips/constraints.md (v): Likewise, but add documentation.
8082 Add a comment to say that this constraint should not be used in
8085 2008-07-11 DJ Delorie <dj@redhat.com>
8087 * config/h8300/h8300.md (length): Fix branch offset limit.
8089 2008-07-11 Anatoly Sokolov <aesok@post.ru>
8091 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
8092 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
8093 (avr_hard_regno_scratch_ok): New function.
8094 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8095 * config/avr/avr.md (all peepholes that request a scratch register):
8096 Remove avr_peep2_scratch_safe use.
8098 2008-07-11 Tom Tromey <tromey@redhat.com>
8099 Ian Lance Taylor <iant@google.com>
8101 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
8102 (struct c_common_resword): Define.
8103 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
8104 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8105 (c_common_reswords, num_c_common_reswords): Declare.
8106 * c-common.c (c_common_reswords): New global const array.
8107 (num_c_common_reswords): New const int.
8108 * c-parser.c (struct resword, reswords): Don't define.
8109 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
8110 (c_parse_init): Clarify mask code. Use c_common_reswords rather
8111 than reswords. If warning about C++ keywords, give them a special
8113 (c_lex_one_token): Warn about C++ keywords. Call
8114 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
8115 (c_parser_external_declaration): Look for RID_xxx rather than
8116 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
8117 (c_parser_statement_after_labels): Likewise.
8118 (c_parser_objc_class_instance_variables): Likewise.
8119 (c_parser_objc_class_declaration): Likewise.
8120 (c_parser_objc_try_catch_statement): Likewise.
8121 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
8122 (declspecs_add_type): Likewise.
8124 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
8126 * ggc-page.c (alloc_page):
8127 Substituting xmalloc, xcalloc with
8128 XNEWVEC and XCNEWVAR macros which add the
8131 2008-07-11 Richard Guenther <rguenther@suse.de>
8133 PR tree-optimization/36765
8134 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
8135 aliases from HEAP vars to SMTs.
8137 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8139 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
8140 * configure.ac (loose_warn): Move -Wc++-compat from here...
8141 (strict_warn): ...to here.
8142 * configure: Regenerate.
8144 2008-07-10 Joseph Myers <joseph@codesourcery.com>
8146 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
8147 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
8148 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
8149 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
8150 excluding more specific h8300-*-* and sh-*-* targets.
8152 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
8154 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
8156 (execute_pre): Call loop_optimizer_finalize in early exit.
8158 2008-07-10 Jakub Jelinek <jakub@redhat.com>
8161 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
8162 uids in the bitmap, not just VAR_DECL uids.
8164 PR rtl-optimization/36419
8165 * combine-stack-adj.c (adjust_frame_related_expr): New function.
8166 (combine_stack_adjustments_for_block): Call it if needed. Delete
8168 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
8169 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
8170 prologue sp adjustment.
8172 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
8175 * opts.c (print_ignored_options): Report postponed diagnostics for
8176 unknown -Wno-* options as warnings, not errors.
8177 (postpone_unknown_option_error): Renamed to...
8178 (postpone_unknown_option_warning): ... this.
8180 2008-07-09 Doug Kwan <dougkwan@google.com>
8183 2008-07-08 Doug Kwan <dougkwan@google.com>
8185 * config/arm/arm.opt (mandroid): New option.
8186 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8187 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8189 (CC1PLUS_SPEC): Same.
8191 (STARTFILE_SPEC): Same.
8192 (ENDFILE_SPEC): Same.
8193 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8196 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
8199 * config/mips/mips.h (reg_class): Remove V1_REG.
8200 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8201 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8203 (mips_get_tp): New function.
8204 (mips_legitimize_tls_address): Use it.
8205 * config/mips/constraints.md (v): Delete.
8206 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8207 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8208 After reload, split into a move and ...
8209 (*tls_get_tp_<mode>_split): ...this new instruction.
8211 2008-07-09 David Daney <ddaney@avtrex.com>
8213 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8215 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8217 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8218 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8220 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8221 htab_delete should be called. Don't free c.
8222 (lookup_tmp_var): Create temp_htab lazily.
8223 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8224 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8226 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8227 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8228 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8229 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8230 * tree-sra.c (generate_element_init): Likewise.
8231 * tree-mudflap.c (execute_mudflap_function_ops,
8232 execute_mudflap_function_decls): Likewise.
8233 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8234 * tree-gimple.h (struct gimplify_ctx): New type.
8235 (push_gimplify_context): Adjust prototype.
8237 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8239 * tree-ssa-pre.c (phi_translate_1): Update placement of
8242 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8244 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8245 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8246 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8247 * targhooks.c (default_hard_regno_scratch_ok): New function.
8248 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8249 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8250 * recog.c: Include "target.h".
8251 (peep2_find_free_register): Add check for global regs. Add target
8253 * Makefile.in (recog.o): Depend on target.h.
8255 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8257 * config/sh/sh.c (sh_canonical_va_list_type): New.
8258 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8260 2008-07-09 Raksit Ashok <raksit@google.com>
8262 * doc/invoke.texi (Option Summary): Mention new option
8263 -Wdisallowed-function-list=...
8264 (Warning Options): Document -Wdisallowed-function-list=...
8265 * common.opt (Wdisallowed-function-list=): New flag.
8266 * flags.h (warn_disallowed_functions): External definition of new
8267 boolean warning flag.
8268 (warn_if_disallowed_function_p): Declare new function.
8269 * opts.c (warning_disallowed_functions): New static variable.
8270 (warn_disallowed_functions): New boolean warning flag.
8271 (warn_if_disallowed_function_p): New function.
8272 (add_comma_separated_to_vector): Rename
8273 add_instrument_functions_exclude_list to this.
8274 (common_handle_option): Handle new option. Rename calls to
8275 add_instrument_functions_exclude_list into calls to
8276 add_comma_separated_to_vector.
8277 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8278 based on flag warn_disallowed_functions.
8280 2008-07-09 Christian Bruel <christian.bruel@st.com>
8282 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8283 instead of get_attr_length.
8285 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8287 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8289 * genemit.c (gen_insn): Likewise.
8290 * gengtype.c (note_def_vec): Likewise.
8291 * gengtype.h (note_def_vec): Likewise.
8292 * genoutput.c (struct data, output_insn_data, process_template,
8293 gen_expand, gen_split, note_constraint): Likewise.
8294 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8295 make_insn_sequence): Likewise.
8296 * gensupport.c (record_insn_name): Likewise.
8298 2008-07-08 Doug Kwan <dougkwan@google.com>
8300 * config/arm/arm.opt (mandroid): New option.
8301 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8302 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8304 (CC1PLUS_SPEC): Same.
8306 (STARTFILE_SPEC): Same.
8307 (ENDFILE_SPEC): Same.
8308 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8311 2008-07-08 Raksit Ashok <raksit@google.com>
8313 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8314 (set_storage_via_setmem): Fix expected_align parameter.
8315 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8316 missing from the list.
8317 * doc/md.texi (movmem): Explicitly state that expected alignment is
8318 to be expressed in bytes.
8319 (setmem): Explicitly state that expected alignment is to be expressed
8322 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8324 * reload.c (find_reloads_subreg_address): Do not require validity
8325 of address in original mode before reloading address.
8327 2008-07-07 Tianwei Sheng <tianweis@google.com>
8329 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8330 bounds array access.
8332 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8334 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8336 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8338 Fix PR tree-optimization/23455
8339 Fix PR tree-optimization/35286
8340 Fix PR tree-optimization/35287
8341 * Makefile.in (OBJS-common): Remove tree-vn.o.
8342 (tree-vn.o): Remove.
8343 * dbgcnt.def: Add treepre_insert debug counter.
8344 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8345 (debug_value_expressions): Ditto.
8346 (print_value_expressions): Ditto.
8347 * tree-pretty-print.c (dump_generic_node): Updated for
8348 VALUE_HANDLE removal.
8349 * tree-ssa-dom.c (record_equality): Ditto.
8350 (cprop_operand): Ditto.
8351 (lookup_avail_expr): Ditto.
8352 * tree-ssa-threadedge.c
8353 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8354 (simplify_control_stmt_condition): Ditto.
8355 * tree.c (tree_code_size): Ditto.
8356 (tree_node_structure): Ditto.
8357 (iterative_hash_expr): Ditto.
8359 * tree.h (VALUE_HANDLE_ID): Ditto.
8360 (VALUE_HANDLE_EXPR_SET): Ditto.
8361 (struct tree_value_handle): Ditto.
8362 (union tree_node): Ditto.
8363 * treestruct.def: Ditto.
8364 * tree-vn.c: Removed.
8365 * tree-ssa-pre.c: Rewritten entirely.
8366 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8367 (constant_value_ids): Ditto.
8368 (vn_nary_op_t): Moved to header.
8370 (vn_reference_op_t): Ditto
8371 (vn_reference_t): Ditto.
8372 (next_value_id): New variable.
8373 (VN_INFO): Add an assert.
8374 (vn_constant_eq): New function.
8375 (vn_constant_hash): Ditto.
8376 (get_or_alloc_constant_value_id): Ditto.
8377 (value_id_constant_p): Ditto.
8378 (vn_reference_compute_hash): De-staticify.
8379 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8380 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8381 (valueize_refs): Update opcode if it changes from ssa name to constant.
8382 (vn_reference_lookup_1): Add new argument.
8383 (vn_reference_lookup): Ditto.
8384 (vn_reference_lookup_pieces): New function.
8385 (vn_reference_insert): Add return type. Modify to deal with value ids.
8386 (vn_reference_insert_pieces): New function.
8387 (vn_nary_op_compute_hash): De-staticify.
8388 (vn_nary_op_eq): Ditto.
8389 (vn_nary_op_lookup_pieces): New function.
8390 (vn_nary_op_lookup): Add new argument.
8391 (vn_nary_op_insert_pieces): New function.
8392 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8393 (vn_phi_insert): Ditto.
8394 (visit_unary_op): Update for callee changes.
8395 (visit_binary_op): Ditto.
8396 (visit_reference_op_load): Ditto.
8397 (visit_reference_op_store): Ditto.
8398 (init_scc_vn): Init next_value_id, constant_to_value_id and
8400 (free_scc_vn): Free them.
8401 (set_hashtable_value_ids): New function.
8402 (run_scc_vn): Use it.
8403 (get_max_value_id): New function.
8404 (get_next_value_id): Ditto.
8405 (expressions_equal_p): Moved from tree-vn.c
8406 (sort_vuses): Ditto.
8407 (sort_vuses_heap): Ditto.
8408 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8410 * tree.c (iterative_hash_hashval_t): Made non-static
8411 * tree.h (iterative_hash_hashval_t): Declare it.
8413 2008-07-08 Martin Jambor <mjambor@suse.cz>
8415 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8416 instead of ipa_create_node_params.
8417 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8418 ipa_check_create_edge_args, free them with
8419 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8421 * ipa-prop.c: Include flags.h and tree-inline.h.
8422 (ipa_node_params_vector): New variable.
8423 (ipa_edge_args_vector): New variable.
8424 (edge_removal_hook_holder): New variable.
8425 (node_removal_hook_holder): New variable.
8426 (edge_duplication_hook_holder): New variable.
8427 (node_duplication_hook_holder): New variable.
8428 (ipa_detect_param_modifications): Check for presence of modified flags.
8429 (ipa_compute_jump_functions): Check for presence of jump functions.
8430 (ipa_free_edge_args_substructures): New function.
8431 (ipa_create_node_params): Removed.
8432 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8433 (ipa_free_node_params_substructures): New function.
8434 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8436 (ipa_edge_removal_hook): New function.
8437 (ipa_node_removal_hook): New function.
8438 (duplicate_array): New function.
8439 (ipa_edge_duplication_hook): New function.
8440 (ipa_node_duplication_hook): New function.
8441 (ipa_register_cgraph_hooks): New function.
8442 (ipa_unregister_cgraph_hooks): New function.
8443 (free_all_ipa_structures_after_ipa_cp): New function.
8445 * ipa-prop.h: Include vec.h.
8446 (ipa_node_params_t): New typedef with vector types for it.
8447 (ipa_edge_args_t): New typedef with vector types for it.
8448 (IPA_NODE_REF): Changed to access an on-the-side vector.
8449 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8450 (ipa_check_create_node_params): New function.
8451 (ipa_check_create_edge_args): New function.
8453 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8456 2008-07-07 Tom Tromey <tromey@redhat.com>
8458 * configure, config.in: Rebuilt.
8459 * configure.ac: Don't check for scandir or alphasort.
8461 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8463 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8464 types immediately after creating them.
8466 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8468 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8470 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8472 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8473 dump_constraint_graph.
8474 (dump_constraint_edge): New function.
8475 (dump_constraint_graph): New function.
8476 (debug_constraint_graph): New function.
8477 (dump_constraint): Removed useless comparison.
8478 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8479 (dump_constraint_graph): Declare.
8480 (debug_constraint_graph): Declare.
8481 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8483 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8485 * config/i386/i386.c (is_va_list_char_pointer): New.
8486 (ix86_va_start): Replace compare with ms_va_list_type_node
8487 by is_va_list_char_pointer.
8488 (ix86_gimplify_va_arg): Likewise.
8490 2008-07-07 Martin Jambor <mjambor@suse.cz>
8492 * cgraph.c (cgraph_edge_max_uid): New variable.
8493 (struct cgraph_edge_hook_list): New type.
8494 (struct cgraph_node_hook_list): New type.
8495 (struct cgraph_2edge_hook_list): New type.
8496 (struct cgraph_2node_hook_list): New type.
8497 (first_cgraph_edge_removal_hook): New variable.
8498 (first_cgraph_node_removal_hook): New variable.
8499 (first_cgraph_edge_duplicated_hook): New variable.
8500 (first_cgraph_node_duplicated_hook): New variable.
8501 (cgraph_add_edge_removal_hook): New function.
8502 (cgraph_remove_edge_removal_hook): New function.
8503 (cgraph_call_edge_removal_hooks): New function.
8504 (cgraph_add_node_removal_hook): New function.
8505 (cgraph_remove_node_removal_hook): New function.
8506 (cgraph_call_node_removal_hooks): New function.
8507 (cgraph_add_edge_duplication_hook): New function.
8508 (cgraph_remove_edge_duplication_hook): New function.
8509 (cgraph_call_edge_duplication_hooks): New function.
8510 (cgraph_add_node_duplication_hook): New function.
8511 (cgraph_remove_node_duplication_hook): New function.
8512 (cgraph_call_node_duplication_hooks): New function.
8513 (cgraph_create_edge): Assign to edge uid.
8514 (cgraph_remove_edge): Call edge removal hooks.
8515 (cgraph_node_remove_callees): Call edge removal hooks.
8516 (cgraph_node_remove_callers): Call edge removal hooks.
8517 (cgraph_remove_node): Call node removal hooks.
8518 (cgraph_clone_edge): Call edge duplication hooks.
8519 (cgraph_clone_node): Call node duplication hooks.
8521 * cgraph.h (cgraph_edge): New field uid.
8522 (cgraph_edge_hook): New type.
8523 (cgraph_node_hook): New type.
8524 (cgraph_2edge_hook): New type.
8525 (cgraph_2node_hook): New type.
8527 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8529 * config.in: Regenerate.
8531 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8533 * gcc.c (print_sysroot): New.
8534 (option_map, display_help, process_command): Handle the
8535 -print-sysroot option.
8536 (main): Print the sysroot if requested.
8537 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8539 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8542 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8544 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8546 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8547 (assign_parm_setup_block_p): Also check mode of entry_parm.
8549 2008-07-07 Richard Guenther <rguenther@suse.de>
8551 * tree-ssa-structalias.h (set_used_smts): Remove.
8552 * tree-ssa-structalias.c (used_smts): Likewise.
8553 (set_used_smts): Likewise.
8554 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8555 call to set_used_smts.
8557 2008-07-07 Richard Guenther <rguenther@suse.de>
8559 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8560 (new_var_info): Set it to false.
8561 (solution_set_add): Correctly handle pointers outside a var and
8563 (type_safe): Treat variables with is_full_var properly.
8564 (do_sd_constraint): Likewise.
8565 (do_ds_constraint): Likewise.
8566 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8567 (get_constraint_for_ptr_offset): New function.
8568 (get_constraint_for_component_ref): For addresses at least include
8569 the last field of the variable. Handle is_full_vars properly.
8570 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8571 (handle_ptr_arith): Remove.
8572 (find_func_aliases): Simplify assignment handling.
8573 (create_function_info_for): For parameter and result varinfos set
8575 (create_variable_info_for): Set is_full_var flag whenever we
8576 just created a single varinfo for a decl.
8577 (init_alias_vars): Initialize use_field_sensitive from
8578 max-fields-for-field-sensitive parameter.
8580 2008-07-07 Richard Guenther <rguenther@suse.de>
8582 PR tree-optimization/36713
8583 * tree-flow-inline.h (is_call_used): New function.
8584 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8585 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8586 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8588 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8590 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8592 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8594 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8596 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8597 Nathan Sidwell <nathan@codesourcery.com>
8599 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8600 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8602 * config/m68k/t-linux: New.
8603 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8606 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8608 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8609 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8612 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8614 * gcc.c (execute): Fix -Wc++-compat warning.
8616 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8619 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8620 constant for little endian.
8622 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8624 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8625 mips_base_mips16 instead of TARGET_MIPS16.
8626 (mips_base_mips16): Declare.
8627 * config/mips/mips.c (mips_base_mips16): Make global.
8628 (was_mips16_p): Remove GTY marker.
8629 (was_mips16_pch_p): New variable.
8630 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8631 (mips_override_options): Force to non-MIPS16 mode initially.
8632 Do not complain about MIPS16 PIC incompatibilities here.
8633 Only allow -mgpopt if -mexplicit-relocs is in force for
8636 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8638 * configure.ac: Check for caddr_t, define to char * if not defined.
8639 * configure: Regenerate.
8640 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8641 (mmap_gt_pch_use_address): Likewise.
8642 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8644 2008-07-06 Richard Guenther <rguenther@suse.de>
8646 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8647 (new_var_info): Deal with it.
8648 (solution_set_add): Likewise.
8649 (bitpos_of_field): Make signed, fix.
8650 (struct fieldoff): Remove type and decl fields. Make size field
8651 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8653 (fieldoff_compare): Deal with it.
8654 (push_fields_onto_fieldstack): Remove has_union argument, glob
8655 adjacent non-pointer fields together.
8656 (create_function_info_for): Do not set has_union.
8657 (create_variable_info_for): Simplify.
8659 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8661 * config.gcc (extra_headers): Add cross-stdarg.h for target
8662 x86_64-*-* and i?86-*-*.
8663 * config/i386/cross-stdarg.h: New.
8664 * builtins.c (std_fn_abi_va_list): New.
8665 (std_canonical_va_list_type): New.
8666 (stabilize_va_list): Replace va_list_type_node use by
8667 mtarget.canonical_va_list_type.
8668 (gimplify_va_arg_expr): Likewise.
8669 (expand_builtin_va_copy): Replace va_list_type_node use by
8670 mtarget.fn_abi_va_list.
8671 * tree-sra.c (is_va_list_type): New helper.
8672 (decl_can_be_decomposed_p): Replace
8673 va_list_type_node use by is_va_list_type.
8674 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8675 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8676 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8677 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8678 (ix86_enum_va_list): New.
8679 * config/i386/i386.c (sysv_va_list_type_node): New.
8680 (ms_va_list_type_node): New.
8681 (ix86_function_type_abi): Remove sorry.
8682 (ix86_build_builtin_va_list_abi): New.
8683 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8685 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8686 (ix86_init_builtins_va_builtins_abi): New.
8687 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8689 (ix86_handle_abi_attribute): New.
8690 (attribute_spec): Add sysv_abi and ms_abi.
8691 (ix86_fn_abi_va_list): New.
8692 (ix86_canonical_va_list_type): New.
8693 (ix86_enum_va_list): New.
8694 (TARGET_FN_ABI_VA_LIST): New.
8695 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8696 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8697 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8698 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8699 (TARGET_ENUM_VA_LIST): New.
8700 * expr.h (std_fn_abi_va_list): New.
8701 (std_canonical_va_list_type): New.
8702 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8703 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8704 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8705 TARGET_CANONICAL_VA_LIST_TYPE.
8706 * target.h (struct gcc_target): Add fn_abi_va_list hook
8707 and canonical_va_list_type hook.
8709 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8711 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8712 integral and pointer types.
8714 2008-07-04 Roger Sayle <roger@eyesopen.com>
8716 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8717 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8719 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8722 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8724 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8726 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8727 build_gimple_modify_stmt.
8728 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8729 gimple operand. Use fold_build* instead of build*.
8731 2008-07-04 Richard Guenther <rguenther@suse.de>
8733 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8734 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8735 properly to compute the reachability set if we do field-sensitive PTA.
8736 * invoke.texi (max-fields-for-field-sensitive): Document default.
8737 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8738 100 for optimize >= 2.
8740 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8742 * ggc-zone.c (lookup_page_table_if_allocated,
8743 set_page_table_entry, zone_find_object_size, alloc_small_page,
8744 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8745 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8746 -Wc++-compat and/or -Wcast-qual warnings.
8748 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8751 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8752 pic_offset_table_rtx to be marked as used here.
8753 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8754 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8755 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8756 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8759 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8761 * alloc-pool.c (hash_descriptor, eq_descriptor,
8762 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8763 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8765 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8766 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8767 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8768 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8771 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8773 * tree-flow.h (loop_only_exit_p): Declare.
8774 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8775 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8776 the number of iterations if it is constant. Otherwise, if this is the
8777 only possible exit of the loop, use the conservative estimate on the
8778 number of iterations of the entire loop if available.
8780 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8782 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8783 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8784 Add synchronization functions.
8785 * config/sync.c: New file.
8786 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8787 (LIBGCC_SYNC_CFLAGS): Likewise.
8789 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8792 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8793 (*pushtf_sse): New insn pattern.
8794 (pushtf splitters): New splitters.
8796 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8799 * predict.c (build_predict_expr): Use void_type_node for the tree
8800 type, instead of NULL_TREE.
8802 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8804 * config/i386/i386.c (contains_aligned_value_p): Return true
8806 (ix86_data_alignment): Align TCmode to 128bits.
8807 (ix86_local_alignment): Likewise.
8809 2008-07-03 Andrew Haley <aph@redhat.com>
8812 * vec.h (VEC_TA): New.
8813 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8814 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8815 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8816 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8817 (C_COMMON_FIXED_TYPES): Remove first arg.
8818 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8819 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8820 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8821 not to use empty macro arguments.
8823 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8825 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8826 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8827 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8828 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8829 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8830 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8831 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8832 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8833 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8834 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8835 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8836 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8837 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8838 config/rs6000/e500crtres64gpr.asm,
8839 config/rs6000/e500crtres64gprctr.asm,
8840 config/rs6000/e500crtrest32gpr.asm,
8841 config/rs6000/e500crtrest64gpr.asm,
8842 config/rs6000/e500crtresx32gpr.asm,
8843 config/rs6000/e500crtresx64gpr.asm,
8844 config/rs6000/e500crtsav32gpr.asm,
8845 config/rs6000/e500crtsav64gpr.asm,
8846 config/rs6000/e500crtsav64gprctr.asm,
8847 config/rs6000/e500crtsavg32gpr.asm,
8848 config/rs6000/e500crtsavg64gpr.asm,
8849 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8850 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8851 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8852 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8853 config/sparc/sol2-cn.asm: Remove .file directives.
8855 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8857 * resource.c (mark_referenced_resources): Look inside
8858 UNSPEC_VOLATILEs and ASM_INPUTs.
8860 2008-07-02 Ian Lance Taylor <iant@google.com>
8862 * rtlanal.c (add_reg_note): New function.
8863 * rtl.h (add_reg_note): Declare.
8864 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8865 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8866 * builtins.c (expand_builtin_longjmp): Likewise.
8867 (expand_builtin_nonlocal_goto): Likewise.
8868 * calls.c (emit_call_1, expand_call): Likewise.
8869 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8870 * cfglayout.c (fixup_reorder_chain): Likewise.
8871 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8872 (commit_one_edge_insertion): Likewise.
8873 * combine.c (move_deaths, distribute_notes): Likewise.
8874 * df-problems.c (df_set_note): Likewise.
8875 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8876 (set_unique_reg_note): Likewise.
8877 (emit_copy_of_insn_after): Likewise.
8878 * expr.c (expand_expr_real): Likewise.
8879 * gcse.c (add_label_notes): Likewise.
8880 * haifa-sched.c (create_check_block_twin): Likewise.
8881 * jump.c (mark_jump_label_1): Likewise.
8882 * loop-doloop.c (add_test, doloop_modify): Likewise.
8883 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8884 * lower-subreg.c (move_eh_region_note): Likewise.
8885 * optabs.c (emit_libcall_block): Likewise.
8886 * predict.c (predict_insn): Likewise.
8887 (combine_predictions_for_insn): Likewise.
8888 * recog.c (peephole2_optimize): Likewise.
8889 * regmove.c (try_auto_increment): Likewise.
8890 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8891 * reload.c (find_reloads): Likewise.
8892 * reload1.c (fixup_eh_region_note): Likewise.
8893 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8894 * reorg.c (delete_prior_computation): Likewise.
8895 (delete_computation, dbr_schedule): Likewise.
8896 * config/pa/pa.c (legitimize_pic_address): Likewise.
8897 * config/sh/sh.c (sh_reorg): Likewise.
8899 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8902 * config/libgcc-glibc.ver: Add %exclude.
8903 * config/m32r/libgcc-glibc.ver: Likwise.
8904 * config/s390/libgcc-glibc.ver: Likwise.
8905 * config/sh/libgcc-glibc.ver: Likwise.
8906 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8908 * config/i386/libgcc-glibc.ver: New.
8910 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8912 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8914 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8915 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8916 i[34567]86-*-linux*, x86_64-*-linux*. Add
8917 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8918 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8919 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8920 i[34567]86-*-linux*, x86_64-*-linux*.
8922 * libgcc-std.ver: Add empty GCC_4.4.0.
8924 * mkmap-symver.awk: Support multiple versions per symbol.
8926 * config/i386/i386.c (ix86_init_builtins): Always define
8927 __builtin_fabsq and __builtin_copysignq with fallbacks.
8928 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8929 and __builtin_copysignq if SSE2 isn't available.
8931 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8932 (LIBGCC2_TF_CEXT): Likwise.
8935 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8937 * config/i386/sfp-machine.h: Moved to libgcc.
8939 * config/i386/sfp-machine.h: New.
8940 * config/i386/t-linux: Likwise.
8942 * config/i386/t-darwin: Remove softfp_wrap_start and
8944 * config/i386/t-darwin64: Likewise.
8946 * config/i386/t-fprules-softfp64: Renamed to ...
8947 * config/i386/t-fprules-softfp: This.
8949 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8950 and softfp_wrap_end.
8952 2008-07-02 Jason Merrill <jason@redhat.com>
8954 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8956 * tree.c (ctor_to_list): New fn.
8957 * tree.h: Declare it.
8958 (CONSTRUCTOR_ELT): New macro.
8959 (CONSTRUCTOR_NELTS): New macro.
8961 2008-07-02 Richard Guenther <rguenther@suse.de>
8963 * tree-ssa-structalias.c (struct variable_info): Reorder
8964 to fill padding on 64bit hosts. Make collapsed_to an int.
8965 (get_varinfo_fc): Deal with that.
8966 (new_var_info): Likewise.
8967 (collapse_rest_of_var): Likewise.
8969 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8971 * doc/install.texi (--enable-java-home): Document.
8972 (--enable-aot-compile-rpm): Likewise.
8973 (--with-arch-directory): Likewise.
8974 (--with-os-directory): Likewise.
8975 (--with-origin-name): Likewise.
8976 (--with-arch-suffix): Likewise.
8977 (--with-jvm-root-dir): Likewise.
8978 (--with-jvm-jar-dir): Likewise.
8979 (--with-python-dir): Likewise.
8981 2008-07-02 Richard Guenther <rguenther@suse.de>
8983 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8984 from decls explicitly. Merge operand checking from tuples.
8986 2008-07-02 Martin Jambor <mjambor@suse.cz>
8988 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8990 2008-07-02 Martin Jambor <mjambor@suse.cz>
8992 * tree-switch-conversion.c: Included timevar.h
8993 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8995 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8997 2008-07-02 Martin Jambor <mjambor@suse.cz>
8999 * tree-switch-conversion.c: Corrected various comments and
9001 (build_constructors): Fixed minor formatting mistakes.
9003 * invoke.texi (Optimize Options): Corrected the
9004 switch-conversion-max-branch-ratio parameter.
9006 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
9008 * final.c (asm_insn_count): Return zero for an empty asm body.
9010 2008-07-02 Richard Guenther <rguenther@suse.de>
9012 * bitmap.h (bitmap_set_bit): Return bool.
9013 (bitmap_clear_bit): Likewise.
9014 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9015 write to the bitmap if it would.
9016 (bitmap_clear_bit): Likewise.
9017 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9018 bitmap_set_bit return value.
9019 (add_pred_graph_edge): Likewise.
9020 (add_graph_edge): Likewise.
9021 (do_sd_constraint): Likewise.
9022 (do_ds_constraint): Likewise.
9024 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9026 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9027 Fix -Wc++-compat and/or -Wcast-qual warnings.
9028 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9029 gen_regparm_prefix): Likewise.
9030 * vmsdbgout.c (write_modbeg, lookup_filename,
9031 vmsdbgout_source_line, vmsdbgout_init): Likewise.
9033 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
9035 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
9036 defaults.h definition apply.
9038 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9040 * function.c (assign_parm_remove_parallels): New.
9041 (assign_parm_setup_block_p): Do not return true for non-BLKmode
9043 (assign_parm_setup_block): Do not handle them.
9044 (assign_parm_setup_reg, assign_parm_setup_stack): Call
9045 assign_parm_remove_parallels.
9047 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9049 * c-typeck.c (convert_for_assignment): Use
9050 vector_targets_convertible_p.
9051 * c-common.c (vector_targets_convertible_p): New.
9052 * c-common.h (vector_targets_convertible_p): New prototype.
9053 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
9054 opaque_p_V2SI_type_node.
9056 2008-07-01 Steve Ellcey <sje@cup.hp.com>
9058 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
9061 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
9063 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
9064 TFmode constants via two element DImode vector for hosts with
9065 HOST_BITS_PER_WIDE_INT < 64.
9066 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
9067 also for HOST_BITS_PER_WIDE_INT < 64.
9069 2008-07-01 Richard Guenther <rguenther@suse.de>
9071 PR tree-optimization/36666
9072 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
9073 (get_constraint_exp_from_ssa_var): Split into ...
9074 (get_constraint_exp_for_temp): ... this ...
9075 (get_constraint_for_ssa_var): ... and that.
9076 Return constraint expressions for all touched sub-fields
9077 if the results address is not taken.
9078 (process_constraint): Remove assertion that aggregate
9079 assignments do not happen at this place.
9080 (get_constraint_for_component_ref): Add address_p argument.
9081 Return constraint expressions for all touched sub-fields
9082 if the results address is not taken.
9083 (do_deref): Use get_constraint_exp_for_temp.
9084 (get_constraint_for_1): Rename from ...
9085 (get_constraint_for): ... this. Add the old function as wrapper.
9086 (do_structure_copy): Use get_constraint_for_1.
9088 2008-07-01 Martin Jambor <mjambor@suse.cz>
9090 * Makefile.in (tree-switch-conversion.o): Add.
9091 (OBJS-common): Add tree-swtch-conversion.o.
9092 * passes.c (init_optimization_passes): Add pass_convert_switch.
9093 * tree-pass.h: (pass_convert_switch): Add.
9094 * tree-switch-conversion.c: New file.
9095 * gcc.dg/tree-ssa/cswtch.c: New testcase.
9096 * common.opt (ftree-cswtch): New option.
9097 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9098 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9099 * opts.c (decode_options): Set flag_tree_switch_conversion when
9100 optimization level is >= 2.
9101 * doc/invoke.texi (Optimize Options): Added description of
9102 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
9104 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9106 * config/darwin-driver.c (darwin_default_min_version): Fix
9107 -Wc++-compat warnings.
9109 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
9111 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
9114 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9116 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
9118 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9120 PR rtl-optimization/34744
9121 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
9122 (df_scan_free_internal): Free data structures not
9123 allocated in storage pools.
9124 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
9125 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
9126 df_scan_free_mws_vec.
9127 * dse.c (dse_step6): Free offset_map_p and offset_map_n
9130 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
9132 * config/i386/i386.c (contains_aligned_value_p): Return true
9134 (ix86_function_arg_boundary): Return its natural boundary
9136 (return_in_memory_32): Don't check TDmode.
9137 (ix86_split_to_parts): Support splitting into 4 parts and
9138 support TFmode for 32bit target.
9139 (ix86_split_long_move): Support splitting into 4 parts.
9140 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
9142 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
9143 (ix86_init_builtins): Here.
9144 (ix86_scalar_mode_supported_p): Always return true for TFmode.
9145 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
9146 'q' and 'w', respectively.
9148 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
9150 (movtf_internal): Likewise.
9151 (<code>tf2): Likewise.
9152 (*absnegtf2_sse): Likewise.
9153 (copysign<mode>3): Likewise.
9154 (copysign<mode>3_const): Likewise.
9155 (copysign<mode>3_var): Likewise.
9156 (define_split UNSPEC_COPYSIGN): Likewise.
9157 * config/i386/sse.md (*nandtf3): Likewise.
9158 (<code>tf3): Likewise.
9159 (*<code>tf3): Likewise.
9161 2008-06-30 Joey Ye <joey.ye@intel.com>
9162 H.J. Lu <hongjiu.lu@intel.com>
9164 * global.c (compute_regsets): Set frame_pointer_needed here.
9165 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
9167 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9169 * doc/install.texi (specific): Expand Windows build notes.
9171 2008-06-30 Ira Rosen <irar@il.ibm.com>
9173 PR tree-optimization/36648
9174 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
9175 number of prolog iterations by step. Fix the comment.
9177 2008-06-30 Richard Guenther <rguenther@suse.de>
9180 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
9181 handle calls from ECF_MALLOC functions.
9182 (handle_pure_call): ECF_MALLOC functions do not return
9184 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
9186 2008-06-29 Andreas Schwab <schwab@suse.de>
9188 * config/m68k/m68k.c (print_operand): Always print a float
9190 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
9191 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
9194 * config/rs6000/x-linux64: Remove never used file.
9196 2008-06-29 Richard Guenther <rguenther@suse.de>
9198 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9200 (struct alias_info): Move ...
9201 * tree-ssa-alias.c: ... here.
9202 (update_alias_info): Declare.
9203 (compute_may_aliases): Call it.
9204 (update_alias_info): New function.
9205 * tree-ssa-structalias.c (update_alias_info): Move ...
9206 * tree-ssa-alias.c (update_alias_info_1): ... here.
9207 * tree-ssa-structalias.c (process_constraint_1): Remove
9208 unused from_call argument. Rename to ...
9209 (process_constraint): ... this. Delete old wrapper.
9210 (make_constraint_to): Adjust callers.
9211 (handle_const_call): Likewise.
9212 (handle_pure_call): Likewise.
9213 (init_base_vars): Likewise.
9214 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9215 (find_func_aliases): We don't need structure copies for
9217 (make_constraint_from_anything): Remove.
9218 (create_variable_info_for): For globals make constraints
9219 from escaped, not from anything.
9220 (compute_points_to_sets): Do not call update_alias_info.
9221 (ipa_pta_execute): Use make_constraint_from.
9223 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9225 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9226 (bitmap.o-warn, dominance.o-warn): New.
9227 * configure.ac (cxx_compat_warn): Delete.
9228 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9229 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9231 * configure: Regenerate.
9233 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9236 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9238 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9239 * df-scan.c (df_notes_rescan): Likewise.
9240 * ggc-page.c (set_page_table_entry): Likewise.
9241 * intl.c (gcc_gettext_width): Likewise.
9242 * varasm.c (get_unnamed_section, get_noswitch_section,
9243 get_section): Likewise.
9245 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9247 * regrename.c (build_def_use): Don't copy RTX.
9249 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9251 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9252 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9253 punctuation. Use @ref instead of @xref.
9254 (Function Names): Remove stray @display/@end display.
9255 (C++ Attributes): Use @ref instead of @xref.
9256 (Deprecated Features): Fix punctuation around @xref.
9257 (Backwards Compatibility): Likewise.
9258 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9260 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9262 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9263 constants for E500 double.
9265 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9267 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9268 element type of const_vector.
9270 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9272 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9273 Remove FLAGS_REG clobber from expander pattern.
9274 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9275 (anddi3, andsi3, andhi3, andqi3): Ditto.
9276 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9277 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9278 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9279 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9280 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9281 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9282 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9283 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9285 2008-06-28 Richard Guenther <rguenther@suse.de>
9287 * tree-ssa-structalias.c (callused_id, var_callused,
9288 callused_tree): Add.
9289 (handle_pure_call): New function.
9290 (find_func_aliases): Call it.
9291 (find_what_p_points_to): Handle the call-used set.
9292 (clobber_what_escaped): Likewise.
9293 (compute_call_used_vars): New function.
9294 (init_base_vars): Init the call-used variable.
9295 (do_sd_constraint): Do not propagate the solution from CALLUSED
9296 but use CALLUSED as a placeholder.
9297 (solve_graph): Likewise.
9298 * tree-flow-inline.h (gimple_call_used_vars): New function.
9299 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9300 (compute_call_used_vars): Declare.
9301 * tree-ssa-alias.c (set_initial_properties): Call
9302 compute_call_used_vars.
9303 (reset_alias_info): Clear call-used variables.
9304 (add_call_clobber_ops): Assert we are not called for const/pure
9305 functions. Remove handling of them.
9306 (add_call_read_ops): Handle pure functions by adding the
9307 call-used set of variables as VUSEs.
9308 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9309 (delete_tree_ssa): Free it.
9310 * tree-dfa.c (remove_referenced_var): Clear the var from the
9313 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9315 * tree.c (build_varargs_function_type_list): New.
9316 (build_function_type_list_1): New.
9317 (build_function_type_list): Use build_function_type_list_1.
9318 * tree.h (build_varargs_function_type_list): New.
9320 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9323 * config/spu/spu.c (spu_builtin_splats): Do not generate
9324 invalid CONST_VECTOR expressions.
9325 (spu_expand_vector_init): Likewise.
9327 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9329 * optabs.c (libfunc_decls): New variable.
9330 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9331 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9332 for the same function twice.
9334 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9336 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9337 ix86_expand_binary_operator directly.
9338 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9340 (*ashrti3_1): Ditto.
9341 (*lshrti3_1): Ditto.
9342 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9343 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9344 using only one splitter. Conditionaly execute splitter before or
9345 after peephole2 pass.
9346 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9347 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9348 Use only one alternative in asm template.
9349 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9351 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9352 "J" operand constraint for operand 2.
9353 (*ashldi3_cconly_rex64): Ditto.
9354 (*ashrdi3_cmp_rex64): Ditto.
9355 (*ashrdi3_cconly_rex64): Ditto.
9356 (*lshrdi3_cmp_rex64): Ditto.
9357 (*lshrdi3_cconly_rex64): Ditto.
9358 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9359 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9360 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9363 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9365 * gimplify.c (omp_is_private): Don't return true if decl is not
9366 already private on #pragma omp for or #pragma omp parallel for.
9369 * tree-cfg.c (struct move_stmt_d): Replace block field with
9370 orig_block and new_block fields.
9371 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9372 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9373 (move_block_to_fn): Replace vars_map and new_label_map arguments
9374 with struct move_stmt_d pointer.
9375 (replace_block_vars_by_duplicates): New function.
9376 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9377 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9378 all subblocks of ORIG_BLOCK to the new function. Call
9379 replace_block_vars_by_duplicates.
9380 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9381 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9382 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9383 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9384 (expand_omp): Temporarily set input_location to the location of
9385 region's controlling stmt.
9386 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9387 BIND_EXPR, push ctx->block_vars and gimplification vars into
9388 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9390 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9391 there are any BLOCK_VARS.
9392 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9393 OMP_PARALLEL or OMP_TASK stmt.
9394 (lower_omp): Save and restore input_location around the lower_omp_1
9397 2008-06-27 Richard Guenther <rguenther@suse.de>
9399 PR tree-optimization/36400
9400 PR tree-optimization/36373
9401 PR tree-optimization/36344
9402 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9403 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9404 (update_alias_info): Remove call clobbering code.
9405 (make_constraint_to): New helper function.
9406 (make_escape_constraint): Likewise.
9407 (handle_rhs_call): Use it on all pointer containing arguments.
9408 Also mark the static chain escaped.
9409 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9410 instead of ANYTHING.
9411 (make_constraint_from): New helper split out from ...
9412 (make_constraint_from_anything): ... here.
9413 (find_func_aliases): Add constraints for escape sites.
9414 (intra_create_variable_infos): Make constraints from NONLOCAL
9416 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9418 (clobber_what_p_points_to): Remove.
9419 (clobber_what_escaped): New function.
9420 (init_base_vars): Init NONLOCAL and ESCAPED.
9421 (do_sd_constraint): Do not propagate the solution from ESCAPED
9422 but use ESCAPED as a placeholder.
9423 (solve_graph): Likewise.
9424 * tree-flow.h (clobber_what_p_points_to): Remove.
9425 (clobber_what_escaped): Declare.
9426 * tree-ssa-alias.c (set_initial_properties): Call it.
9427 Remove code clobbering escaped pointers.
9429 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9431 * function.c (allocate_struct_function): Only allocate a unique
9432 funcdef_no if the decl is nonzero.
9434 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9436 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9437 * config/mips/mips.c (mips_split_const_insns): New function.
9438 * config/mips/mips.md (move_type): New attribute.
9439 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9440 (dword_mode): New attribute.
9441 (type): Avoid long line. Map "move_type"s to "type"s,
9442 choosing "multi" for doubleword moves if appropriate.
9443 Swap MTC/MFC comments to match their declaration order.
9444 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9445 "type" is "branch" or "jal" is "direct".
9446 (length): Handle "extended_mips16" first. Make the default
9447 "0" for "ghost" instructions. Set the length from "move_type".
9448 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9449 of "type", with "sll0" for the register alternative. Remove the
9450 "extended_mips16" attribute.
9451 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9452 of "type", with "shift_shift" for the register alternative.
9453 Remove the "length" attribute.
9454 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9455 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9456 of "type", with "andi" for the register alternative.
9457 (*zero_extendqihi2): Likewise.
9458 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9459 of "andi" instead of a "type" of "arith".
9460 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9462 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9463 (mov_<store>r, *mov<mode>_ra): Likewise.
9464 (extendsidi2): Use "move_type" instead of "type", with "move"
9465 for the register alternative.
9466 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9467 of "type", with "signext" for the register alternative.
9468 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9469 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9470 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9471 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9472 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9473 (unnamed branch insn): Likewise.
9474 (*movdi_gp32_fp64): Fold into...
9475 (*movdi_32bit): ...here.
9476 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9477 (*movdf_hardfloat): ...this new pattern.
9478 (*movdf_softfloat): Remove redundant FPR alternatives.
9479 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9480 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9481 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9482 the "move" attribute.
9483 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9484 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9485 and "store" for COP loads and stores.
9486 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9487 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9488 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9489 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9490 (*movtf_mips16, *movv2sf): Likewise.
9491 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9492 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9493 (mfhc1<mode>): Use "move_type" instead of "move".
9494 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9495 (loadgp_blockage): Remove the "length" attribute.
9496 (blockage, set_got_version, update_got_version): Likewise.
9497 (call_internal): Remove the "extended_mips16" attribute.
9498 (call_value_internal, call_value_multiple_internal): Likewise.
9499 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9501 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9502 the "length" attribute.
9504 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9506 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9507 -Wcast-qual warnings.
9508 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9509 handle_pragma_pop_macro): Likewise.
9510 * collect2.c (resolve_lib_name): Likewise.
9511 * config/arc/arc.c (arc_init): Likewise.
9512 * config/arm/arm.c (neon_builtin_compare,
9513 locate_neon_builtin_icode): Likewise.
9514 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9515 * config/bfin/bfin.c (bfin_init_machine_status,
9516 bfin_optimize_loop): Likewise.
9517 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9518 * config/cris/cris.c (cris_init_expanders): Likewise.
9519 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9520 * config/darwin.c (machopic_indirection_eq,
9521 machopic_indirection_name, machopic_output_indirection): Likewise.
9522 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9523 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9524 frv_optimize_membar): Likewise.
9525 * config/i386/cygwin.h (mingw_scan,
9526 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9527 * config/i386/cygwin1.c (mingw_scan): Likewise.
9528 * config/i386/i386.c (machopic_output_stub): Likewise.
9529 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9530 i386_pe_unique_section): Likewise.
9531 * config/ia64/ia64.c (ia64_init_machine_status,
9532 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9534 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9535 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9536 * config/m68k/m68k.c (m68k_handle_option,
9537 m68k_sched_md_init_global): Likewise.
9538 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9539 mcore_unique_section): Likewise.
9540 * config/mips/mips.c (mips_block_move_straight,
9541 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9543 * config/mmix/mmix.c (mmix_init_machine_status,
9544 mmix_encode_section_info): Likewise.
9545 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9546 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9547 print_operand_address, output_toc, redefine_groups,
9548 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9549 * config/s390/s390.c (s390_init_machine_status): Likewise.
9550 * config/score/score.c (score_block_move_straight,
9551 score_block_move_loop_body): Likewise.
9552 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9553 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9554 * emit-rtl.c (find_auto_inc): Likewise.
9555 * gcc.c (translate_options, process_command): Likewise.
9556 * reorg.c (dbr_schedule): Likewise.
9557 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9558 * xcoffout.c (xcoffout_declare_function): Likewise.
9560 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9562 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9563 ipa-pta working again.
9565 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9567 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9570 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9572 * config.gcc (powerpc*-*-*): Add new core e500mc.
9573 * config/rs6000/e500mc.md: New file.
9574 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9576 (rs6000_override_options): Add e500mc case to
9577 processor_target_table. Altivec and Spe options not allowed
9578 with e500mc. Add isel instruction to e500mc by
9579 default. Initialize rs6000_cost for e500mc.
9580 (rs6000_issue_rate): Set issue rate for e500mc.
9581 * config/rs6000/rs6000.h (processor_type): Add
9582 PROCESSOR_PPCE500MC.
9583 (ASM_CPU_SPEC): Add e500mc.
9584 Set TARGET_ISEL to rs6000_isel.
9585 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9586 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9587 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9589 * doc/invoke.texi: Add e500mc to list of cpus.
9591 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9594 * c-lex.c (lex_charconst): Initialize unsignedp.
9596 2008-06-27 Olivier Hainque <hainque@adacore.com>
9598 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9599 documented assumptions.
9601 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9603 * dwarf2out.c: Remove trailing white spaces. Break long line
9606 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9608 * libfuncs.h (LTI_synchronize): New libfunc_index.
9609 (synchronize_libfunc): Declare.
9610 * builtins.c (expand_builtin_synchronize): Consider using
9611 synchronize_libfunc before falling back on an asm blockage.
9612 * config/mips/mips.c: Include libfuncs.h
9613 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9615 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9617 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9618 parameter. Copy stack_reg to r11 where appropriate.
9619 (no_global_regs_above): Add gpr parameter.
9620 (rs6000_stack_info): Only add padding for SPE save area if we
9621 are saving SPE GPRs and CR.
9622 (saveres_routine_syms): New variable.
9623 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9625 (rs6000_savres_routine_sym): New function.
9626 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9628 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9629 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9630 Tweak FPR out-of-line saving.
9631 (rs6000_make_savres_rtx): New function.
9632 (rs6000_use_multiple_p): New function.
9633 (rs6000_savres_strategy): New function.
9634 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9635 out-of-line if appropriate.
9636 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9637 if we are optimizing for size.
9638 (GP_SAVE_INLINE): Define.
9639 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9640 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9641 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9642 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9643 (*save_fpregs_<mode>): Add use of r11.
9644 (*restore_gpregs_<mode>): New insn.
9645 (*return_and_restore_gpregs_<mode>): New insn.
9646 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9648 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9649 (*restore_gpregs_spe): New insn.
9650 (*return_and_restore_gpregs_spe): New insn.
9651 * config/rs6000/predicates.md (save_world_operation): Fix check.
9653 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9655 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9656 this point, so assert that.
9658 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9660 * cfganal.c: Include vec.h and vecprim.h.
9661 (compute_idf): Import from...
9662 * tree-into-ssa (compute_idf): ...here.
9663 * basic-block.h (compute_idf): Export.
9665 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9667 * c-decl.c (merge_decls): Use !current_function_decl to check for
9668 extern declaration of C99 inline function being at file scope.
9670 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9672 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9674 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9676 * alias.c (record_alias_subset, init_alias_analysis): Fix
9677 -Wc++-compat and/or -Wcast-qual warnings.
9678 * attribs.c (lookup_attribute_spec): Likewise.
9679 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9680 copy_bb, connect_traces,
9681 find_rarely_executed_basic_blocks_and_cr): Likewise.
9682 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9683 note_btr_set, migrate_btr_defs): Likewise.
9684 * builtins.c (result_vector, expand_builtin_memcpy,
9685 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9686 builtin_memset_read_str, expand_builtin_printf,
9687 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9689 * caller-save.c (mark_set_regs): Likewise.
9690 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9691 * cgraph.c (cgraph_edge): Likewise.
9692 * combine.c (likely_spilled_retval_1): Likewise.
9693 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9694 htab_counts_entry_del, get_coverage_counts): Likewise.
9695 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9696 new_cselib_val): Likewise.
9697 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9698 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9700 * df-core.c (df_compact_blocks): Likewise.
9701 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9702 * df-scan.c (df_grow_reg_info, df_ref_create,
9703 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9704 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9705 df_record_entry_block_defs, df_record_exit_block_uses,
9706 df_bb_verify): Likewise.
9707 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9708 DF_REF_EXTRACT_MODE_CONST): New.
9709 * dominance.c (get_immediate_dominator, get_dominated_by,
9710 nearest_common_dominator, root_of_dom_tree,
9711 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9712 -Wc++-compat and/or -Wcast-qual warnings.
9713 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9714 record_store, replace_read, check_mem_read_rtx, scan_insn,
9715 dse_step1, dse_record_singleton_alias_set): Likewise.
9716 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9718 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9720 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9721 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9722 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9723 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9724 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9725 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9726 file_name_acquire, output_file_names, add_const_value_attribute,
9727 premark_used_types_helper, file_table_eq, file_table_hash,
9728 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9729 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9730 -Wcast-qual warnings.
9731 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9732 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9733 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9734 gen_reg_rtx, start_sequence, init_emit): Likewise.
9735 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9736 * except.c (init_eh_for_function, gen_eh_region,
9737 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9738 arh_to_landing_pad, arh_to_label, add_action_record,
9739 add_call_site, switch_to_exception_section): Likewise.
9740 * expmed.c (synth_mult): Likewise.
9741 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9742 store_expr): Likewise.
9743 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9745 * function.c (assign_stack_temp_for_type,
9746 allocate_struct_function, match_asm_constraints_1): Likewise.
9747 * gcov-io.c (gcov_allocate): Likewise.
9748 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9749 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9750 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9751 record_one_set, insert_expr_in_table, insert_set_in_table,
9752 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9753 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9754 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9755 -Wcast-qual warnings.
9757 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9759 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9760 -Wcast-qual warnings.
9761 * gcc.c (process_command): Likewise.
9762 * genattrtab.c (oballoc): Use XOBNEW.
9763 (oballocvec): Define.
9764 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9765 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9766 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9767 -Wc++-compat and/or -Wcast-qual warnings.
9768 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9769 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9770 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9771 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9772 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9773 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9774 add_excls, process_presence_absence_names,
9775 process_presence_absence_patterns, add_presence_absence,
9776 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9777 get_free_state, add_arc, get_free_automata_list_el,
9778 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9779 transform_3, cache_presence, create_ainsns, create_automata,
9780 create_state_ainsn_table, dfa_insn_code_enlarge,
9781 output_trans_func, output_min_issue_delay_func,
9782 output_dead_lock_func, output_reset_func,
9783 output_get_cpu_unit_code_func, output_dfa_start_func,
9784 expand_automata): Likewise.
9785 * genextract.c (gen_insn): Likewise.
9786 * gengtype-lex.l: Likewise.
9787 * gengtype.c (read_input_list, adjust_field_type,
9788 process_gc_options): Likewise.
9789 * genoutput.c (note_constraint): Likewise.
9790 * genpreds.c (mangle, add_constraint): Likewise.
9791 * genrecog.c (process_define_predicate, new_decision,
9792 add_to_sequence): Likewise.
9793 * gensupport.c (record_insn_name): Likewise.
9795 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9797 * config/i386/driver-i386.c (detect_caches_amd,
9798 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9799 and/or -Wcast-qual warnings.
9800 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9801 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9802 gt_pch_save): Likewise.
9803 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9804 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9805 * global.c (compute_regsets): Likewise.
9806 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9807 finish_graph_dump_file): Likewise.
9808 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9809 unlink_bb_notes): Likewise.
9810 * integrate.c (get_hard_reg_initial_val): Likewise.
9811 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9812 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9813 * local-alloc.c (update_equiv_regs): Likewise.
9814 * loop-invariant.c (check_invariant_table_size,
9815 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9817 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9818 altered_reg_used, mark_altered): Likewise.
9819 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9820 insert_var_expansion_initialization,
9821 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9822 release_var_copies): Likewise.
9823 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9824 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9825 analyze_accesses_for_phi_node, check_var_notmodified_p,
9826 check_allocation_function, find_sites_in_func,
9827 record_all_accesses_in_func, transform_access_sites,
9828 transform_allocation_sites): Likewise.
9829 * omp-low.c (new_omp_region, create_omp_child_function_name,
9830 check_omp_nesting_restrictions, check_combined_parallel,
9831 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9832 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9833 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9834 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9836 * opts-common.c (prune_options): Likewise.
9837 * opts.c (add_input_filename, print_filtered_help,
9838 get_option_state): Likewise.
9839 * params.c (add_params): Likewise.
9840 * passes.c (set_pass_for_id, next_pass_1,
9841 do_per_function_toporder, pass_fini_dump_file): Likewise.
9842 * postreload.c (reload_cse_simplify_operands): Likewise.
9843 * predict.c (tree_predicted_by_p, tree_predict_edge,
9844 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9846 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9848 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9850 * recog.c (check_asm_operands, validate_change_1): Likewise.
9851 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9852 subst_asm_stack_regs): Likewise.
9853 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9854 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9855 * regmove.c (reg_is_remote_constant_p): Likewise.
9856 * regrename.c (regrename_optimize, scan_rtx_reg,
9857 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9859 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9860 regstat_compute_calls_crossed): Likewise.
9861 * reload1.c (init_reload, new_insn_chain,
9862 has_nonexceptional_receiver, reload, copy_reloads,
9863 calculate_needs_all_insns, init_elim_table): Likewise.
9864 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9865 * rtl.c (shallow_copy_rtx_stat): Likewise.
9866 * rtlanal.c (parms_set): Likewise.
9867 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9868 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9869 * sched-ebb.c (earliest_block_with_similiar_load,
9870 add_deps_for_risky_insns): Likewise.
9871 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9872 schedule_region): Likewise.
9873 * see.c (eq_descriptor_pre_extension,
9874 hash_descriptor_pre_extension, hash_del_pre_extension,
9875 eq_descriptor_properties, hash_descriptor_properties,
9876 hash_del_properties, see_seek_pre_extension_expr,
9877 see_initialize_data_structures, see_print_register_properties,
9878 see_print_pre_extension_expr, see_delete_merged_def_extension,
9879 see_delete_unmerged_def_extension, see_emit_use_extension,
9880 see_pre_delete_extension, see_map_extension, see_commit_changes,
9881 see_analyze_merged_def_local_prop,
9882 see_analyze_merged_def_local_prop,
9883 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9884 see_set_prop_merged_def, see_set_prop_unmerged_def,
9885 see_set_prop_unmerged_use, see_print_one_extension,
9886 see_merge_one_use_extension, see_merge_one_def_extension,
9887 see_store_reference_and_extension, see_update_uses_relevancy,
9888 see_update_defs_relevancy): Likewise.
9889 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9890 hash_statistics_free, curr_statistics_hash): Likewise.
9891 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9892 expand_asm_operands, expand_return, case_bit_test_cmp,
9893 expand_case): Likewise.
9894 * stor-layout.c (start_record_layout): Likewise.
9895 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9896 gt_pch_save_stringpool): Likewise.
9897 * tree-data-ref.c (hash_stmt_vertex_info,
9898 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9899 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9901 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9904 * config/i386/i386.md : Change constraints of HImode and QImode
9905 immediate operands from "i" to "n". Change SImode "ni" constraint to
9906 "i" and SImode "rmi" constraint to "g". Remove all constraints
9907 from const0_operand and const1_operand predicated operands.
9908 (i): Change QImode and HImode attribute from "i" to "n".
9909 (*subqi_2): Change HImode operands to QImode.
9912 2008-06-25 Olivier Hainque <hainque@adacore.com>
9914 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9917 2008-06-25 Richard Guenther <rguenther@suse.de>
9919 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9920 not overflow the result type.
9922 2008-06-25 Richard Guenther <rguenther@suse.de>
9924 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9925 (vn_lookup): Likewise.
9927 2008-06-25 Richard Guenther <rguenther@suse.de>
9929 PR tree-optimization/35518
9930 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9931 * tree-sra.c (instantiate_element): Use fold_build3 to build
9933 (try_instantiate_multiple_fields): Likewise.
9935 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9937 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9940 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9942 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9943 use_backchain_to_restore_sp to true
9944 if the offset of the link register save area would go over the 32k - 1
9945 offset limit of the load
9948 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9950 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9951 anchor for the type-punning blurb. Cross-reference "Structures
9952 unions enumerations and bit-fields implementation". Provide a
9953 cast-through-pointer example. Make final sentence self-contained.
9954 * doc/implement-c.texi (Structures unions enumerations and
9955 bit-fields implementation): Cross-reference the type-punning blurb
9956 in the -fstrict-aliasing documentation.
9958 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9961 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9962 the memory instead of the memory itself for the save area.
9964 2008-06-24 Olivier Hainque <hainque@adacore.com>
9965 Nicolas Roche <roche@adacore.com>
9967 * gengtype.c (srcdir_len): size_t instead of int.
9968 (get_file_realbasename): New function. For F a filename, the real
9969 basename of F, with all the path components stripped.
9970 (get_file_srcdir_relative_path): New function. For F a filename, the
9971 relative path to F from $(srcdir).
9972 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9973 get_file_realbasename. Adjust the head comment.
9974 (get_prefix_langdir_index): New function. For F a filename, return the
9975 lang_dir_names[] relative index of the language directory that is
9977 (get_file_langdir): For F a filename, return the name of the language
9978 directory where F is located.
9979 (get_file_gtfilename): New function. The gt- output file name for an
9981 (get_output_file_with_visibility): Replace in-line computations with
9982 uses of get_file_gtfilename and get_prefix_langdir_index.
9983 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9985 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9987 PR tree-optimization/36504
9988 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9989 references without base address.
9991 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9994 * calls.c (expand_call): Increase alignment for recursive functions.
9996 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9998 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9999 (TARGET_FUNCTION_VALUE): New define.
10000 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
10001 * config/avr/avr.h (FUNCTION_VALUE): Remove.
10003 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10005 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
10006 (fmod<mode>3): Ditto.
10007 (remainderxf3): Ditto.
10008 (remainder<mode>3): Ditto.
10010 2008-06-23 Jakub Jelinek <jakub@redhat.com>
10013 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10014 REG is a hard register.
10016 PR tree-optimization/36508
10017 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10018 499, don't check it at all in release compilers.
10020 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10022 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10023 together with SSE_TARGET_MATH to disable insn pattern.
10024 (*fop_<MODEF:mode>_2_i387): Ditto.
10025 (*fop_<MODEF:mode>_3_i387): Ditto.
10027 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10029 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
10031 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10033 PR middle-end/34906
10034 * gimplify.c (gimplify_asm_expr): Check the return code of
10035 parse_output_constraint call, set function return and is_inout
10036 value if it failed.
10038 2008-06-22 Ian Lance Taylor <iant@google.com>
10040 * c-lex.c (narrowest_unsigned_type): Change itk to int.
10041 (narrowest_signed_type): Likewise.
10042 * c-typeck.c (c_common_type): Change local variable mclass to enum
10044 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
10045 tcc_comparison, not the tree code itself.
10046 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
10047 (c_expand_expr): Cast modifier to enum expand_modifier.
10048 * c-common.h (C_RID_CODE): Add casts.
10049 (C_SET_RID_CODE): Define.
10050 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
10051 (c_lex_one_token): Add cast to avoid warning.
10052 (c_parser_objc_type_name): Rename local typename to type_name.
10053 (check_no_duplicate_clause): Change code parameter to enum
10055 (c_parser_omp_var_list_parens): Change kind parameter to enum
10057 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
10058 c_parser_omp_list_var_parens.
10059 (c_parser_omp_threadprivate): Likewise.
10060 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
10061 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
10062 * c-format.c (NO_FMT): Define.
10063 (printf_length_specs): Use NO_FMT.
10064 (asm_fprintf_length_specs): Likewise.
10065 (gcc_diag_length_specs): Likewise.
10066 (scanf_length_specs): Likewise.
10067 (strfmon_length_specs): Likewise.
10068 (gcc_gfc_length_specs): Likewise.
10069 (printf_flag_specs): Change 0 to STD_C89.
10070 (asm_fprintf_flag_specs): Likewise.
10071 (gcc_diag_flag_specs): Likewise.
10072 (gcc_cxxdiag_flag_specs): Likewise.
10073 (scanf_flag_specs): Likewise.
10074 (strftime_flag_specs): Likewise.
10075 (strfmon_flag_specs): Likewise.
10076 (print_char_table): Likewise.
10077 (asm_fprintf_char_table): Likewise.
10078 (gcc_diag_char_table): Likewise.
10079 (gcc_tdiag_char_table): Likewise.
10080 (gcc_cdiag_char_table): Likewise.
10081 (gcc_cxxdiag_char_table): Likewise.
10082 (gcc_gfc_char_table): Likewise.
10083 (scan_char_table): Likewise.
10084 (time_char_table): Likewis.
10085 (monetary_char_table): Likewise.
10086 * c-format.h (BADLEN): Likewise.
10088 2008-06-21 Ian Lance Taylor <iant@google.com>
10090 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
10091 Define END_OF_BASE_TREE_CODES around inclusion.
10092 * tree.c (tree_code_type): New global array.
10093 (tree_code_length, tree_code_name): Likewise.
10094 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
10095 $(lang_tree_files).
10096 (all-tree.def, s-alltree): New targets.
10097 (gencheck.h, s-gencheck): Remove.
10098 (tree.o): Depend upon all-tree.def.
10099 (build/gencheck.o): Remove gencheck.h dependency.
10100 (mostlyclean): Don't remove gencheck.h.
10101 * c-common.h (enum c_tree_code): Remove.
10102 * c-lang.c (tree_code_type): Remove.
10103 (tree_code_length, tree_code_name): Remove.
10104 * gencheck.c (tree_codes): Include all-tree.def, rather than
10105 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
10107 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
10109 * cp/cp-tree.h (enum cplus_tree_code): Remove.
10110 (operator_name_info): Size to MAX_TREE_CODES.
10111 (assignment_operator_name_info): Likewise.
10112 * cp/cp-lang.c (tree_code_type): Remove.
10113 (tree_code_length, tree_code_name): Remove.
10114 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
10115 (assignment_operator_name_info): Likewise.
10116 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
10118 * cp/mangle.c (write_expression): Likewise.
10119 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
10120 * fortran/f95-lang.c (tree_code_type): Remove.
10121 (tree_code_length, tree_code_name): Remove.
10122 * java/java-tree.h (enum java_tree_code): Remove.
10123 * java/lang.c (tree_code_type): Remove.
10124 (tree_code_length, tree_code_name): Remove.
10125 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
10126 * objc/objc-act.h (enum objc_tree_code): Remove.
10127 * objc/objc-lang.c (tree_code_type): Remove.
10128 (tree_code_length, tree_code_name): Remove.
10129 * objcp/objcp-lang.c (tree_code_type): Remove.
10130 (tree_code_length, tree_code_name): Remove.
10131 * ada/ada-tree.h (enum gnat_tree_code): Remove.
10132 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
10133 * ada/misc.c (tree_code_type): Remove.
10134 (tree_code_length, tree_code_name): Remove.
10136 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
10138 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
10139 the grand_bitmap_obstack.
10141 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10143 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
10144 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
10145 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
10146 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
10147 move_stmt_r, new_label_mapper): Likewise.
10148 * tree-complex.c (cvc_lookup): Likewise.
10149 * tree-dfa.c (create_function_ann): Likewise.
10150 * tree-dump.c (dump_register): Likewise.
10151 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
10152 find_phi_replacement_condition): Likewise.
10153 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
10154 tree_function_versioning): Likewise.
10155 * tree-into-ssa.c (cmp_dfsnum): Likewise.
10156 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
10157 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
10158 get_nonlocal_debug_decl, convert_nonlocal_reference,
10159 convert_nonlocal_omp_clauses, get_local_debug_decl,
10160 convert_local_reference, convert_local_omp_clauses,
10161 convert_nl_goto_reference, convert_nl_goto_receiver,
10162 convert_tramp_reference, convert_call_expr): Likewise.
10163 * tree-outof-ssa.c (contains_tree_r): Likewise.
10164 * tree-parloops.c (reduction_phi, initialize_reductions,
10165 eliminate_local_variables_1, add_field_for_reduction,
10166 add_field_for_name, create_phi_for_local_result,
10167 create_call_for_reduction_1, create_loads_for_reductions,
10168 create_stores_for_reduction, create_loads_and_stores_for_name):
10170 * tree-phinodes.c (allocate_phi_node): Likewise.
10171 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
10172 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
10173 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
10174 * tree-ssa-coalesce.c (compare_pairs): Likewise.
10175 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
10176 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
10177 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
10178 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10179 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
10180 vn_nary_op_insert): Likewise.
10181 * tree-ssa.c (redirect_edge_var_map_add,
10182 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
10183 * tree-vectorizer.c (vectorize_loops): Likewise.
10184 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
10185 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
10186 tree_cons_stat, build1_stat, build_variant_type_copy,
10187 decl_init_priority_lookup, decl_fini_priority_lookup,
10188 decl_priority_info, decl_restrict_base_lookup,
10189 decl_restrict_base_insert, decl_debug_expr_lookup,
10190 decl_debug_expr_insert, decl_value_expr_lookup,
10191 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
10192 type_hash_add, get_file_function_name, tree_check_failed,
10193 tree_not_check_failed, tree_range_check_failed,
10194 omp_clause_range_check_failed, build_omp_clause,
10195 build_vl_exp_stat): Likewise.
10196 * value-prof.c (gimple_histogram_value,
10197 gimple_duplicate_stmt_histograms): Likewise.
10198 * var-tracking.c (attrs_list_insert, attrs_list_copy,
10199 unshare_variable, variable_union_info_cmp_pos, variable_union,
10200 dataflow_set_different_1, dataflow_set_different_2,
10201 vt_find_locations, variable_was_changed, set_variable_part,
10202 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10203 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10204 section_entry_hash, object_block_entry_eq,
10205 object_block_entry_hash, create_block_symbol,
10206 initialize_cold_section_name, default_function_rodata_section,
10207 strip_reg_name, set_user_assembler_name, const_desc_eq,
10208 build_constant_desc, output_constant_def, lookup_constant_def,
10209 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10210 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10211 default_internal_label): Likewise.
10212 * varray.c (varray_init, varray_grow): Likewise.
10213 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10215 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10217 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10218 operators for "test" insn. Macroize insn using SWI mode macro.
10219 (*jcc_fused_2): Ditto.
10220 (*jcc_fused_3): Macroize insn using SWI mode macro.
10221 (*jcc_fused_4): Ditto.
10223 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10225 * tree-ssa-pre.c: Fix typo in comment.
10226 (init_antic, fini_antic): Add explicit funtions for
10227 initializing and deinitializing ANTIC and AVAIL sets.
10228 (create_expression_by_pieces): Fix typo in comment.
10229 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10230 (execute_pre): Eventually dump details about ANTIC_IN.
10232 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10234 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10235 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10236 add_to_obstack, file_at_path, find_a_file, execute,
10237 add_preprocessor_option, add_assembler_option, add_linker_option,
10238 process_command, insert_wrapper, do_option_spec, do_self_spec,
10239 spec_path, do_spec_1, is_directory, main, used_arg,
10240 getenv_spec_function): Likewise.
10241 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10242 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10245 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10247 * doc/rtl.texi: Updated subreg section.
10249 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10252 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10253 node->needed and node->reachable.
10254 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10255 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10256 (expand_task_call): Don't call expand_task_copyfn.
10257 (expand_task_copyfn): Renamed to...
10258 (finalize_task_copyfn): ... this.
10260 2008-06-19 Jan Hubicka <jh@suse.cz>
10262 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10263 clobbering framepointer.
10265 2008-06-19 Jan Hubicka <jh@suse.cz>
10267 * tree-optimize.c (execute_early_local_optimizations): Set
10268 cgraph_state only at first invocation.
10270 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10272 * system.h (-Wc++-compat): Activate as a warning, no an error.
10274 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10276 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10277 instead of "#" in insn asm template.
10278 (*jcc_fused_2): Ditto.
10280 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10282 * config/i386/i386.h (ix86_tune_indices)
10283 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10284 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10285 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10286 (*jcc_fused_2): Ditto.
10287 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10288 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10289 (print operand): Handle 'E' and 'e' code.
10291 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10293 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10294 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10295 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10297 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10299 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10301 (cgraph_expand_function): Use local copy of decl.
10302 (cgraph_expand_all_functions): Remove redundant initialization of
10304 (cgraph_optimize): Reword internal_error message.
10306 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10308 * arm-protos.h (arm_return_in_memory): Remove public
10309 arm_return_in_memory() prototype.
10310 * arm.c (arm_return_in_memory): Add static prototype, add target
10311 hook macro, change definition and comments.
10312 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10314 2008-06-19 Ben Elliston <bje@au.ibm.com>
10316 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10317 real.c: Remove references to IEEE 754R.
10318 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10319 * doc/libgcc.texi (Decimal float library routines): Likewise.
10321 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10323 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10324 (default_unwind_word_mode): Add prototype.
10325 * targhooks.c (default_unwind_word_mode): New function.
10326 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10327 instead of word_mode.
10328 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10329 (TARGET_INITIALIZER): Use it.
10331 * c-common.c (handle_mode_attribute): Support "unwind_word"
10333 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10335 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10336 word_mode to access SjLj_Function_Context member "data".
10337 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10338 conversion from targetm.eh_return_filter_mode () to
10339 targetm.unwind_word_mode () if they differ.
10341 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10342 (BT_FN_UNWINDWORD_PTR): New function type.
10343 (BT_FN_WORD_PTR): Remove.
10344 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10345 * except.c (expand_builtin_extend_pointer): Convert pointer to
10346 targetm.unwind_word_mode () instead of word_mode.
10348 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10349 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10350 (spu_unwind_word_mode): New function.
10351 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10352 (TARGET_UNWIND_WORD_MODE): Define.
10353 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10355 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10357 * config/spu/spu.c (reg_align): Remove.
10358 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10359 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10360 (spu_split_store): Likewise.
10362 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10364 * gcc/tree-vn.c: Fix typo in comment.
10366 2008-06-18 Jan Hubicka <jh@suse.cz>
10368 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10369 toplevel reorder too.
10371 2008-06-18 Jan Hubicka <jh@suse.cz>
10373 * c-opts.c (c_common_post_options): PCH is not compatible with
10375 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10376 -fno-toplevel-reorder by default now.
10378 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10380 PR documentation/30739
10381 * doc/install.texi (Prerequisites): Document dependency on awk.
10383 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10384 Ian Lance Taylor <iant@google.com>
10386 PR rtl-optimization/35604
10387 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10388 only want to change jump destinations, not eventual label comparisons.
10390 2008-06-16 Jan Hubicka <jh@suse.cz>
10392 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10394 (cgraph_analyze_function): Likewise.
10396 2008-06-16 Jan Hubicka <jh@suse.cz>
10398 * cgraph.h (cgraph_mark_if_needed): New function.
10399 * cgraphunit.c (cgraph_mark_if_needed): New function.
10400 * c-decl.c (duplicate_decl): Use it.
10402 2008-06-16 Jan Hubicka <jh@suse.cz>
10404 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10407 2008-06-16 Jan Hubicka <jh@suse.cz>
10409 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10411 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10412 Kazu Hirata <kazu@codesourcery.com>
10413 Maxim Kuvyrkov <maxim@codesourcery.com
10415 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10416 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10417 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10418 EXTRA_SPEC_FUNCTIONS.
10419 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10420 (DRIVER_SELF_SPECS): Adjust.
10421 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10422 * config/mips/st.h, config/mips/t-st: New.
10423 * config/mips/driver-native.c, config/mips/x-native: New.
10424 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10427 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10429 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10431 (ISA_HAS_FP_CONDMOVE): New macro.
10432 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10433 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10434 (ISA_HAS_NMADD3_NMSUB3): New macro.
10435 * config/mips/mips.c (mips_rtx_costs): Update.
10436 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10437 compiling for ST Loongson 2E/2F.
10438 (madd<mode>): Rename to madd4<mode>. Update.
10439 (madd3<mode>): New pattern.
10440 (msub<mode>): Rename to msub4<mode>. Update.
10441 (msub3<mode>): New pattern.
10442 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10443 (nmadd3<mode>): New pattern.
10444 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10445 (nmadd3<mode>_fastmath): New pattern.
10446 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10447 (nmsub3<mode>): New pattern.
10448 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10449 (nmsub3<mode>_fastmath): New pattern.
10450 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10452 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10454 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10455 (DF_REF_INSN_INFO): New.
10456 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10457 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10458 with a NULL DF_REF_INSN_INFO.
10459 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10461 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10462 DF_INSN_INFO_EQ_USES): New.
10463 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10464 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10465 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10466 * df-core.c: Update comment for above changes.
10467 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10468 DF_INSN_UID_* macros.
10469 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10470 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10471 insn rtx. Update all callers.
10472 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10473 df_ref_create_structure, df_insn_refs_collect): Likewise.
10474 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10475 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10476 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10477 macros to access the insn refs.
10478 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10479 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10480 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10481 for accessing the refs.
10482 (try_fwprop_subst): Likewise.
10483 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10484 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10485 for accessing the refs.
10486 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10487 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10488 to look at the insn refs.
10489 (record_uses): Likewise.
10490 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10492 (mark_artificial_uses): Don't mark_insn for artificial refs.
10493 (mark_reg_rependencies): Likewise.
10495 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10497 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10499 * configure: Regenerate.
10501 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10503 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10504 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10505 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10507 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10509 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10510 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10511 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10513 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10515 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10516 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10517 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10519 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10521 * tree-ssa-sccvn.c: Fix format of comments.
10523 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10525 * cgraph.c: Remove unneeded forward declarations of eq_node()
10528 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10530 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10532 (see_update_relevancy): Likewise.
10533 * fwprop.c (try_fwprop_subst): Likewise.
10534 * rtlanal.c (noop_move_p): Likewise.
10535 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10536 notes to non-existing libcall blocks.
10537 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10539 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10540 (dead_libcall_p): Remove.
10541 (delete_trivially_dead_insns): Don't use it.
10542 * web.c (union_defs): Remove comment about keeping nops.
10543 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10544 (compute_hash_table_work): Don't track libcall notes.
10545 (do_local_cprop): Don't take libcall pointers. Don't update
10547 (adjust_libcall_notes): Deleted.
10548 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10549 ever have existed in the first place).
10550 (replace_store_insn): Don't try to remove libcall notes.
10551 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10552 (resolve_reg_notes): Don't call them.
10553 (resolve_simple_move): Likewise.
10554 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10555 Don't remove REG_RETVAL notes.
10556 * emit-rtl.c (try_split): Don't update libcall notes.
10557 (emit_copy_of_insn_after): Dito.
10558 * cselib.c (cselib_current_insn_in_libcall): Remove.
10559 (cselib_process_insn): Don't set/clear it.
10560 (new_elt_loc_list): Don't record it.
10561 (cselib_init): Don't initialize it.
10562 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10563 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10565 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10566 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10567 (init_deps): Don't initialize it.
10568 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10569 * combine.c (delete_noop_moves): Don't update libcall notes.
10570 (can_combine_p): Remove now pointless #if 0 block.
10571 (try_combine): Remove another obsolete #if 0 block.
10572 (distribute_notes): Don't distribute libcall notes.
10573 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10574 * dce.c (libcall_dead_p): Remove.
10575 (delete_unmarked_insns): Don't handle libcall blocks.
10576 (preserve_libcall_for_dce): Remove.
10577 (prescan_insns_for_dce): Don't special-case libcall block insns.
10578 * reload1 (reload): Don't handle libcall notes.
10579 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10582 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10584 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10585 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10586 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10588 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10590 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10591 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10592 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10594 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10596 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10598 2008-06-16 Ira Rosen <irar@il.ibm.com>
10600 PR tree-optimization/36493
10601 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10602 the arguments list. Use VECTYPE to create vector pointer.
10603 (vectorizable_store): Fail if accesses through a pointer to vectype
10604 do not alias the original memory reference operands.
10605 Call vect_create_data_ref_ptr without the removed argument.
10606 (vectorizable_load): Likewise.
10607 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10610 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10613 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10614 reg_equiv_constant.
10616 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10618 * config/mips/loongson2ef.md: New file.
10619 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10620 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10621 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10622 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10623 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10625 (loongson2ef.md): New include.
10626 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10627 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10628 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10629 (loongson_gt_<mode>, loongson_extract_halfword)
10630 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10631 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10632 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10633 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10634 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10635 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10636 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10637 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10638 (vec_interleave_low<mode>): Define type attribute.
10639 * config/mips/mips.c (mips_ls2): New static variable.
10640 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10641 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10642 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10643 Implement target scheduling hooks.
10644 (mips_multipass_dfa_lookahead): Update to handle tuning for
10646 (mips_sched_init): Initialize data for Loongson scheduling.
10647 (mips_ls2_variable_issue): New static function.
10648 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10650 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10651 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10652 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10653 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10654 Handle ST Loongson 2E/2F cores.
10655 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10657 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10659 * omp-low.c (extract_omp_for_data): Fix comment typo.
10662 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10664 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10665 FIXME note about gcc/config.guess.
10666 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10667 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10668 * doc/cppopts.texi: Likewise.
10669 * doc/extend.texi: Likewise.
10670 * doc/gcc.texi: Likewise.
10671 * doc/gccint.texi: Likewise.
10672 * doc/gcov.texi: Likewise.
10673 * doc/gty.texi: Likewise.
10674 * doc/hostconfig.texi: Likewise.
10675 * doc/install.texi: Likewise.
10676 * doc/invoke.texi: Likewise.
10677 * doc/loop.texi: Likewise.
10678 * doc/makefile.texi: Likewise.
10679 * doc/md.texi: Likewise.
10680 * doc/passes.texi: Likewise.
10681 * doc/tm.texi: Likewise.
10682 * doc/tree-ssa.texi: Likewise.
10683 * doc/trouble.texi: Likewise.
10685 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10686 Nathan Sidwell <nathan@codesourcery.com>
10687 Maxim Kuvyrkov <maxim@codesourcery.com>
10688 Richard Sandiford <rdsandiford@googlemail.com>
10690 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10691 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10692 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10694 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10695 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10696 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10698 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10699 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10700 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10701 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10702 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10703 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10704 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10705 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10706 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10707 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10708 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10709 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10710 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10711 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10712 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10713 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10714 (mips_builtins): Add Loongson builtins.
10715 (mips_loongson_2ef_bdesc): New.
10716 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10717 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10718 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10719 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10721 (mips_expand_vector_init): New.
10722 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10723 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10725 * config/mips/mips.md: Add unspec numbers for Loongson
10726 builtins. Include loongson.md.
10727 (MOVE64): Include Loongson vector modes.
10728 (SPLITF): Include Loongson vector modes.
10729 (HALFMODE): Handle Loongson vector modes.
10730 * config/mips/loongson.md: New.
10731 * config/mips/loongson.h: New.
10732 * config.gcc: Add loongson.h header for mips*-*-* targets.
10733 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10735 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10737 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10738 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10739 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10740 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10741 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10742 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10743 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10744 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10745 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10746 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10747 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10748 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10749 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10750 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10751 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10752 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10753 Remove use_fixproto=yes.
10754 (ia64*-*-hpux*): Remove comment about using fixproto.
10755 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10757 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10759 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10761 * configure: Regenerate.
10763 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10765 PR middle-end/36520
10766 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10767 before evaluating it.
10769 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10772 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10773 nested inline functions.
10774 (start_decl, start_function): Don't invert DECL_EXTERNAL
10775 for nested inline functions.
10777 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10779 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10780 splits that must be made for correctness.
10782 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10784 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10785 (AVAIL_NON_MIPS16): Likewise.
10786 (mips_builtin_description): Replace target_flags with a predicate.
10787 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10788 (dspr2_32): New availability predicates.
10789 (MIPS_BUILTIN): New macro.
10790 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10791 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10792 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10793 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10794 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10795 (mips_dsp_32only_bdesc): Merge into...
10796 (mips_builtins): ...this new array.
10797 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10798 (mips_init_builtins): Update after above changes.
10799 (mips_expand_builtin_1): Merge into...
10800 (mips_expand_builtin): ...here and update after above changes.
10802 2008-06-12 Paul Brook <paul@codesourcery.com>
10804 * longlong.h (__arm__): Define count_leading_zeros.
10805 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10806 (clzsi2, clzdi2): New functions.
10807 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10808 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10809 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10810 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10811 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10812 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10813 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10814 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10815 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10816 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10818 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10820 * config/m68k/m68k.c (m68k_tune_flags): New.
10821 (override_options): Compute m68k_tune_flags.
10822 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10823 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10825 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10827 PR middle-end/36506
10828 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10830 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10832 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10833 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10835 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10837 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10838 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10840 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10842 PR middle-end/36506
10843 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10846 2008-06-12 Richard Guenther <rguenther@suse.de>
10848 PR tree-optimization/36345
10849 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10850 add memory_tag_needed flag.
10851 (may_alias_p): Declare.
10852 * tree-ssa-alias.c (may_alias_p): Export.
10853 (set_initial_properties): Use memory_tag_needed flag.
10854 (update_reference_counts): Likewise.
10855 (reset_alias_info): Reset memory_tag_needed flag.
10856 (create_name_tags): Check memory_tag_needed flag.
10857 (dump_points_to_info_for): Dump it.
10858 * tree-ssa-structalias.c (struct variable_info): Remove
10859 directly_dereferenced flag.
10860 (new_var_info): Do not initialize it.
10861 (process_constraint_1): Do not set it.
10862 (update_alias_info): Set is_dereferenced flag.
10863 (set_uids_in_ptset): Use may_alias_p.
10864 (set_used_smts): Check memory_tag_needed flag.
10865 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10866 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10867 memory_tag_needed flag.
10868 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10869 from broken design.
10871 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10873 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10874 red zone for w64 abi.
10875 (ix86_expand_prologue): Likewise.
10876 (ix86_force_to_memory): Likewise.
10877 (ix86_free_from_memory): Likewise.
10879 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10882 * config/rs6000/rs6000.c (rs6000_override_options): Set
10883 rs6000_isel conditionally to the absence of comand line override.
10884 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10885 Remove duplicate rs6000_isel setting.
10886 * config/rs6000/eabispe.h: Ditto.
10888 2008-06-11 Richard Guenther <rguenther@suse.de>
10890 * alias.c (get_alias_set): Use the element alias-set for arrays.
10891 (record_component_aliases): For arrays and vectors do nothing.
10892 * c-common.c (strict_aliasing_warning): Handle the cases
10893 of alias set zero explicitly.
10894 * Makefile.in (dfp.o-warn): Add -Wno-error.
10896 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10898 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10900 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10901 tune_32 tune_64 to supported_defaults. Allow values not
10902 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10903 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10904 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10905 with_cpu_64 to generic for 64-bit-supporting configurations, not
10906 with_cpu. Remove FIXMEs.
10907 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10908 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10909 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10910 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10911 arch_32 and arch_64.
10913 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10914 Olivier Hainque <hainque@adacore.com>
10916 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10917 Use DECL_SIZE_UNIT to retrieve the size of the field.
10919 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10921 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10922 with function calls after declarations. Lay out
10923 neon_float_type_node before further use.
10925 2008-06-11 Richard Guenther <rguenther@suse.de>
10927 * tree-flow.h (may_point_to_global_var): Declare.
10928 * tree-ssa-alias.c (may_point_to_global_var): New function.
10929 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10931 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10933 * configure.ac: Teach that fido supports .debug_line.
10934 * configure: Regenerate.
10936 2008-06-10 Tom Tromey <tromey@redhat.com>
10938 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10941 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10943 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10944 (encode_decimal64, decode_decimal64, encode_decimal128,
10945 decode_decimal128): Reverse order of 32-bit parts of value if host
10946 and target endianness differ.
10948 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10950 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10951 Avoid division by 0.
10952 (tree_mod_pow2_value_transform): Likewise.
10953 (tree_ic_transform): Likewise.
10954 (tree_stringops_transform): Likewise.
10955 (tree_mod_subtract_transform): Likewise.
10956 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10957 (copy_edges_for_bb): Likewise.
10958 (initialize_cfun): Likewise.
10960 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10962 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10963 nonmemory_operand. Add "N" operand constraint.
10965 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10966 (*jcc_btsi_mask): Ditto.
10967 (*jcc_btsi_mask_1): Ditto.
10969 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10971 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10972 TYPE_CANONICAL for copied element type.
10974 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10977 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10978 Add m_CORE2 and m_GENERIC.
10979 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10980 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10982 (*jcc_btdi_rex64): New instruction and split pattern.
10983 (*jcc_btsi): Ditto.
10984 (*jcc_btsi_1): Ditto.
10985 (*btsq): Fix Intel asm dialect operand order.
10989 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10991 PR middle-end/36447
10992 * simplify-rtx.c (simplify_subreg): Add check for shift count
10995 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10997 * doc/md.texi: Synchronize with later constraints.md change.
10998 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10999 with a C implementation.
11000 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
11002 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
11003 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
11004 when moving to and from MD_REGNUM.
11005 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
11006 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
11007 Handle byte and halfword moves.
11008 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
11010 * config/mips/constraints.md (h): Turn into NO_REGS.
11011 (l, x): Update documentation.
11012 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
11013 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11014 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11015 (HILO): New mode iterator.
11017 (any_div): New code iterator.
11018 (u): Extend code attribute to div and udiv.
11019 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11020 d_operand in the splitters. Remove redundant CONST_INT checks.
11021 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11022 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11023 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11024 accordingly, using normal moves instead of unspecs to move LO into
11025 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11026 (<u>mulsidi3): Handle expansion in C code.
11027 (<u>mulsidi3_32bit_internal): Rename to...
11028 (<u>mulsidi3_32bit): ...this.
11029 (<u>mulsidi3_32bit_r4000): Fix insn separator.
11030 (*<u>mulsidi3_64bit): Rename to...
11031 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
11032 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
11033 to set LO and HI to the multiplication result. Use a normal move
11034 for MFLO and an unspec for MFHI.
11035 (*<u>mulsidi3_64bit_parts): Replace with...
11036 (<u>mulsidi3_64bit_hilo): ...this new instruction.
11037 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
11038 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
11039 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
11040 instead of HI. Split the instruction into a separate multiplication
11041 and MFHI if !TARGET_FIX_R4000.
11042 (<su>muldi3_highpart): Likewise.
11043 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
11044 and the "=h" clobber.
11045 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
11046 (<u>mulditi3): New expander.
11047 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
11048 (madsi): Remove "=h" clobber.
11049 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
11050 Force the modulus result to be a GPR and split the instruction into
11051 a division followed by an MFHI after reload.
11052 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
11053 (*lea_high64): Use d_operand in the define_peephole2. Likewise
11054 the MIPS16 HIGH define_split.
11055 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
11056 of acc<->gpr moves to "multi".
11057 (*movdi_64bit): Replace the single "x" alternative with
11058 alternatives for moving into and out of "a".
11059 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
11060 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
11061 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
11062 Use d_operand in the splitters. Remove redundant CONST_INT checks.
11063 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
11064 (movti): New expander.
11065 (*movti, *movti_mips16): New insns.
11066 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
11067 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
11068 (mthi<GPR:mode>_<HILO:mode>): Likewise.
11069 * config/mips/predicates.md (fpr_operand): Delete.
11070 (d_operand): New predicate.
11072 2008-06-09 Michael Meissner <michael.meissner@amd.com>
11074 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
11075 failure on some Bourne shells.
11076 (x86_64-*-*): Ditto.
11078 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
11080 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
11082 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11084 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
11085 (sparc-sun-solaris2*): Likewise.
11087 2008-06-09 Arnaud Charlet <charlet@adacore.com
11089 * doc/install.texi: Update requirements to build the Ada compiler.
11091 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
11093 * df-scan.c (struct df_scan_problem_data): Remove the
11094 mw_link_pool alloc pool.
11095 (df_scan_free_internal): Don't free it.
11096 (df_scan_alloc): Don't allocate it.
11097 * df.h (struct df_link): Update comment.
11099 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
11101 * except.h: Correct checks for when SJLJ exceptions must be used.
11103 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11105 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
11108 2008-06-08 Joseph Myers <joseph@codesourcery.com>
11110 PR tree-optimization/36218
11111 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
11112 configure for the build system.
11113 (BUILD_LDFLAGS): Define.
11114 * configure: Regenerate.
11115 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
11117 2008-07-08 Anatoly Sokolov <aesok@post.ru>
11120 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
11121 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
11122 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
11124 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
11126 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
11128 2008-06-07 Joseph Myers <joseph@codesourcery.com>
11130 * config.gcc (Obsolete configurations): Remove list of
11132 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
11133 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11134 targets matched by those patterns.
11135 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
11136 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
11137 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
11138 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
11139 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11140 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
11141 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
11142 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
11143 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
11144 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
11145 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
11146 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
11147 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
11148 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
11149 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
11150 Make code for Solaris 7 and greater unconditional for Solaris.
11151 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
11152 Remove --with-* handling.
11153 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
11154 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
11155 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
11156 LINK_OS_WINDISS_SPEC): Remove.
11157 * config/rs6000/sysv4.opt (mwindiss): Remove.
11158 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
11159 * configure: Regenerate.
11160 * doc/cpp.texi: Don't mention BeOS.
11161 * doc/extend.texi (interrupt): Don't mention MS1.
11162 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
11163 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
11164 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
11165 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
11166 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
11168 * doc/invoke.texi (MT Options): Remove.
11169 (-mwindiss): Remove.
11170 (CRIS Options): Remove cris-axis-aout references.
11171 (HPPA Options): Don't mention hppa1.1-*-pro.
11172 * doc/md.texi: (MorphoTech family): Remove.
11173 * libgcc2.c: Don't handle UWIN.
11174 * config/alpha/t-unicosmk: Remove.
11175 * config/alpha/unicosmk.h: Remove.
11176 * config/arm/kaos-arm.h: Remove.
11177 * config/arm/kaos-strongarm.h: Remove.
11178 * config/arm/strongarm-coff.h: Remove.
11179 * config/arm/strongarm-elf.h: Remove.
11180 * config/arm/strongarm-pe.h: Remove.
11181 * config/arm/t-strongarm-pe: Remove.
11182 * config/arm/t-xscale-coff: Remove.
11183 * config/arm/t-xscale-elf: Remove.
11184 * config/arm/xscale-coff.h: Remove.
11185 * config/arm/xscale-elf.h: Remove.
11186 * config/chorus.h: Remove.
11187 * config/cris/aout.h: Remove.
11188 * config/cris/aout.opt: Remove.
11189 * config/cris/t-aout: Remove.
11190 * config/i386/beos-elf.h: Remove.
11191 * config/i386/kaos-i386.h: Remove.
11192 * config/i386/ptx4-i.h: Remove.
11193 * config/i386/sco5.h: Remove.
11194 * config/i386/sco5.opt: Remove.
11195 * config/i386/sysv4-cpp.h: Remove.
11196 * config/i386/sysv5.h: Remove.
11197 * config/i386/t-beos: Remove.
11198 * config/i386/t-sco5: Remove.
11199 * config/i386/t-uwin: Remove.
11200 * config/i386/uwin.asm: Remove.
11201 * config/i386/uwin.h: Remove.
11202 * config/kaos.h: Remove.
11203 * config/mips/windiss.h: Remove.
11204 * config/mt: Remove directory.
11205 * config/pa/pa-osf.h: Remove.
11206 * config/pa/pa-pro-end.h: Remove.
11207 * config/pa/t-pro: Remove.
11208 * config/ptx4.h: Remove.
11209 * config/rs6000/beos.h: Remove.
11210 * config/rs6000/kaos-ppc.h: Remove.
11211 * config/rs6000/t-beos: Remove.
11212 * config/rs6000/windiss.h: Remove.
11213 * config/sh/kaos-sh.h: Remove.
11214 * config/sol2-6.h: Remove.
11215 * config/sparc/sol26-sld.h: Remove.
11216 * config/sparc/sysv4-only.h: Remove.
11217 * config/vax/bsd.h: Remove.
11218 * config/vax/t-memfuncs: Remove.
11219 * config/vax/ultrix.h: Remove.
11220 * config/vax/vaxv.h: Remove.
11221 * config/windiss.h: Remove.
11223 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11225 PR rtl-optimization/36438
11226 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11227 for vector shifts with constant scalar shift operands.
11229 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11231 * doc/invoke.texi: Document -march=xlr.
11232 * config/mips/xlr.md: New file.
11233 * config/mips/mips.md: Include it.
11235 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11236 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11237 (mips_rtx_cost_data): Likewise.
11239 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11241 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11242 PRE_INC and PRE_DEC cases.
11244 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11246 PR rtl-optimization/36419
11247 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11248 the emitting jump insn.
11251 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11252 is not bool, boolify the whole *expr_p and convert to the desired type.
11254 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11256 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11257 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11258 Add omp_private_outer_ref hook, add another argument to
11259 omp_clause_default_ctor hook.
11260 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11261 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11262 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11263 hook_tree_tree_tree_tree_null.
11264 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11265 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11266 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11267 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11268 * tree.def (OMP_TASK): New tree code.
11269 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11270 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11271 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11272 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11273 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11274 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11275 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11276 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11277 (OMP_DIRECTIVE_P): Add OMP_TASK.
11278 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11279 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11280 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11281 and OMP_CLAUSE_UNTIED entries.
11282 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11284 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11285 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11286 * tree-pretty-print.c (dump_omp_clause): Handle
11287 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11288 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11289 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11290 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11291 warning about unsigned iterators. Change decl/init/cond/incr
11292 arguments to TREE_VECs, check arguments for all collapsed loops.
11293 (c_finish_omp_taskwait): New function.
11294 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11296 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11297 default_function_array_conversion on init. Add par_clauses argument.
11298 If decl is present in parallel's lastprivate clause, change it to
11299 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11300 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11301 collapse count in clauses.
11302 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11303 c_parser_omp_for_loop callers.
11304 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11305 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11306 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11307 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11309 (c_parser_omp_clause_schedule): Handle schedule(auto).
11310 Include correct location in the error message.
11311 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11312 and PRAGMA_OMP_CLAUSE_UNTIED.
11313 (OMP_TASK_CLAUSE_MASK): Define.
11314 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11315 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11316 * tree-nested.c (convert_nonlocal_omp_clauses,
11317 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11318 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11319 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11320 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11322 (conver_nonlocal_reference, convert_local_reference,
11323 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11324 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11325 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11326 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11327 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11328 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11329 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11330 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11331 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11333 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11334 * c-common.h (c_finish_omp_taskwait): New prototype.
11335 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11336 * tree-parloops.c (create_parallel_loop): Create 1 entry
11337 vectors for OMP_FOR_{INIT,COND,INCR}.
11338 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11339 (make_edges): Handle OMP_TASK.
11340 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11341 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11342 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11343 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11344 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11345 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11346 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11347 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11348 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11349 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11350 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11351 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11352 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11353 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11354 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11355 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11356 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11357 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11358 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11359 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11360 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11361 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11362 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11363 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11364 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11365 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11366 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11367 original iterator is present in lastprivate clause or if
11368 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11369 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11370 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11371 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11372 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11373 if it is set, lookup var in outer contexts too. Handle
11374 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11375 to be implicitly determined firstprivate for task regions.
11376 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11377 if it is set, lookup var in outer contexts too. Set
11378 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11379 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11380 OMP_CLAUSE_UNTIED. Take region_type as last argument
11381 instead of in_parallel and in_combined_parallel.
11382 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11384 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11385 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11386 (new_omp_context): Set default_kind to
11387 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11388 (omp_region_type): New enum.
11389 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11390 fields, add region_type.
11391 (new_omp_context): Take region_type as argument instead of is_parallel
11392 and is_combined_parallel.
11393 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11394 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11395 ctx->is_combined_parallel checks.
11396 (gimplify_omp_task): New function.
11397 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11399 * omp-low.c (extract_omp_for_data): Use schedule(static)
11400 for schedule(auto). Handle pointer and unsigned iterators.
11401 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11402 Add loops argument. Extract data for collapsed OMP_FOR loops.
11403 (expand_parallel_call): Assert sched_kind isn't auto,
11404 map runtime schedule to index 3.
11405 (struct omp_for_data_loop): New type.
11406 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11407 Add loop, loops, collapse and iter_type fields.
11408 (workshare_safe_to_combine_p): Disallow combined for if
11409 iter_type is unsigned long long. Don't combine collapse > 1 loops
11410 unless all bounds and steps are constant. Adjust extract_omp_for_data
11412 (expand_omp_for_generic): Handle pointer, unsigned and long long
11413 iterators. Handle collapsed OMP_FOR loops. Adjust
11414 for struct omp_for_data changes. If libgomp function doesn't return
11415 boolean_type_node, add comparison of the return value with 0.
11416 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11417 pointer, unsigned and long long iterators. Adjust for struct
11418 omp_for_data changes.
11419 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11420 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11421 unsigned long long. Allocate loops array, pass it to
11422 extract_omp_for_data. For collapse > 1 loops use always
11423 expand_omp_for_generic.
11424 (omp_context): Add sfield_map and srecord_type fields.
11425 (is_task_ctx, lookup_sfield): New functions.
11426 (use_pointer_for_field): Use is_task_ctx helper. Change first
11427 argument's type from const_tree to tree. Clarify comment.
11428 In OMP_TASK disallow copy-in/out sharing.
11429 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11430 (install_var_field): Add mask argument. Populate both record_type
11431 and srecord_type if needed.
11432 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11434 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11435 and DECL_FIELD_OFFSET.
11436 (scan_sharing_clauses): Adjust install_var_field callers. For
11437 firstprivate clauses on explicit tasks allocate the var by value in
11438 record_type unconditionally, rather than by reference.
11439 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11440 Use is_taskreg_ctx instead of is_parallel_ctx.
11441 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11442 (create_omp_child_function_name): Add task_copy argument, use
11443 *_omp_cpyfn* names if it is true.
11444 (create_omp_child_function): Add task_copy argument, if true create
11445 *_omp_cpyfn* helper function.
11446 (scan_omp_parallel): Adjust create_omp_child_function callers.
11447 Rename parallel_nesting_level to taskreg_nesting_level.
11448 (scan_omp_task): New function.
11449 (lower_rec_input_clauses): Don't run constructors for firstprivate
11450 explicit task vars which are initialized by *_omp_cpyfn*.
11451 Pass outer var ref to omp_clause_default_ctor hook if
11452 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11453 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11454 OMP_CLAUSE_REDUCTION_INIT.
11455 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11456 avoid duplicate setting of fields. Handle
11457 OMP_CLAUSE_PRIVATE_OUTER_REF.
11458 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11459 copy-out if TREE_READONLY, only copy-in.
11460 (expand_task_copyfn): New function.
11461 (expand_task_call): New function.
11462 (struct omp_taskcopy_context): New type.
11463 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11465 (lower_omp_parallel): Rename to...
11466 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11467 Call create_task_copyfn if srecord_type is needed. Adjust
11469 (task_shared_vars): New variable.
11470 (check_omp_nesting_restrictions): Warn if work-sharing,
11471 barrier, master or ordered region is closely nested inside OMP_TASK.
11472 Add warnings for barrier if closely nested inside of work-sharing,
11473 ordered, or master region.
11474 (scan_omp_1): Call check_omp_nesting_restrictions even for
11475 GOMP_barrier calls. Rename parallel_nesting_level to
11476 taskreg_nesting_level. Handle OMP_TASK.
11477 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11478 work-sharing construct, continue looking for them on parent parallel
11480 (lower_omp_for_lastprivate): Add lastprivate clauses
11481 to the beginning of dlist rather than end. Adjust for struct
11482 omp_for_data changes.
11483 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11484 not after it. Handle collapsed OMP_FOR loops, adjust for
11485 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11486 (get_ws_args_for): Adjust extract_omp_for_data caller.
11487 (scan_omp_for): Handle collapsed OMP_FOR
11488 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11489 (lower_omp_single_simple): If libgomp function doesn't return
11490 boolean_type_node, add comparison of the return value with 0.
11491 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11492 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11493 (parallel_nesting_level): Rename to...
11494 (taskreg_nesting_level): ... this.
11495 (is_taskreg_ctx): New function.
11496 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11497 of is_parallel_ctx.
11498 (execute_lower_omp): Rename parallel_nesting_level to
11499 taskreg_nesting_level.
11500 (expand_omp_parallel): Rename to...
11501 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11502 Call omp_task_call for OMP_TASK regions.
11503 (expand_omp): Adjust caller, handle OMP_TASK.
11504 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11506 * bitmap.c (bitmap_default_obstack_depth): New variable.
11507 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11508 if argument is NULL and bitmap_default_obstack is already initialized.
11509 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11511 * matrix-reorg.c (matrix_reorg): Likewise.
11513 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11515 * config/i386/i386.md (*indirect_jump): Macroize using P
11516 mode iterator. Remove !TARGET_64BIT from insn constraints.
11517 (*tablejump_1): Ditto.
11518 (*indirect_jump_rex64): Remove insn pattern.
11519 (*tablejump_1_rex64): Ditto.
11520 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11521 and eh_return_si insn patterns.
11523 2008-06-06 Richard Guenther <rguenther@suse.de>
11525 * tree-ssa-structalias.c (merge_smts_into): Remove.
11526 (find_what_p_points_to): Do not bother to compute the
11527 points-to set for pt_anything pointers.
11528 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11529 for pt_anything pointers is ok.
11531 2008-06-06 Jan Hubicka <jh@suse.cz>
11533 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11535 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11537 * cgraph.c: Fix typos in comments.
11538 (cgraph_availability_names): Fix string typo.
11539 * fold-const.c: Fix typos in comments.
11540 (fold_binary): Fix typo in warning.
11541 * genautomata.c: Fix typos in comments.
11542 (check_presence_pattern_sets): Fix typo in local variable.
11543 (output_description): Fix typo in output.
11544 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11545 * hwint.h: Likewise.
11546 * matrix-reorg.c (check_allocation_function): Likewise.
11547 * omega.c (smooth_weird_equations): Likewise.
11548 * auto-inc-dec.c: Fix typos in comments.
11549 * bb-reorder.c: Likewise.
11550 * builtins.c: Likewise.
11551 * c-common.c: Likewise.
11552 * c-cppbuiltin.c: Likewise.
11553 * c-parser.c: Likewise.
11554 * c-pretty-print.c: Likewise.
11555 * cfgcleanup.c: Likewise.
11556 * cfgexpand.c: Likewise.
11557 * cfghooks.c: Likewise.
11558 * cfglayout.c: Likewise.
11559 * cfgloopmanip.c: Likewise.
11560 * cgraphunit.c: Likewise.
11561 * coverage.c: Likewise.
11562 * dbxout.c: Likewise.
11563 * df-byte-scan.c: Likewise.
11564 * df-core.c: Likewise.
11565 * df-problems.c: Likewise.
11566 * df-scan.c: Likewise.
11568 * dominance.c: Likewise.
11569 * domwalk.c: Likewise.
11571 * dwarf2out.c: Likewise.
11572 * emit-rtl.c: Likewise.
11573 * et-forest.c: Likewise.
11574 * function.c: Likewise.
11575 * function.h: Likewise.
11577 * gcov-io.c: Likewise.
11578 * gcov.c: Likewise.
11579 * gcse.c: Likewise.
11580 * genattrtab.c: Likewise.
11581 * ggc-page.c: Likewise.
11582 * gimplify.c: Likewise.
11583 * gthr-lynx.h: Likewise.
11584 * haifa-sched.c: Likewise.
11585 * ipa-cp.c: Likewise.
11586 * ipa-inline.c: Likewise.
11587 * ipa-prop.h: Likewise.
11588 * ipa-pure-const.c: Likewise.
11589 * ipa-struct-reorg.c: Likewise.
11590 * ipa-struct-reorg.h: Likewise.
11591 * ipa-type-escape.c: Likewise.
11593 * loop-doloop.c: Likewise.
11594 * mips-tfile.c: Likewise.
11595 * mkmap-flat.awk: Likewise.
11596 * mkmap-symver.awk: Likewise.
11597 * modulo-sched.c: Likewise.
11598 * omp-low.c: Likewise.
11599 * optabs.c: Likewise.
11600 * optabs.h: Likewise.
11601 * opts.c: Likewise.
11602 * passes.c: Likewise.
11603 * postreload-gcse.c: Likewise.
11604 * postreload.c: Likewise.
11605 * predict.c: Likewise.
11606 * pretty-print.h: Likewise.
11607 * profile.c: Likewise.
11608 * protoize.c: Likewise.
11609 * ra-conflict.c: Likewise.
11610 * real.c: Likewise.
11611 * recog.c: Likewise.
11612 * regclass.c: Likewise.
11613 * regs.h: Likewise.
11614 * reload.c: Likewise.
11615 * rtl-error.c: Likewise.
11616 * rtlanal.c: Likewise.
11617 * scan.h: Likewise.
11618 * sched-rgn.c: Likewise.
11620 * stmt.c: Likewise.
11621 * target.h: Likewise.
11622 * tree-dfa.c: Likewise.
11623 * tree-eh.c: Likewise.
11624 * tree-flow-inline.h: Likewise.
11625 * tree-inline.c: Likewise.
11626 * tree-into-ssa.c: Likewise.
11627 * tree-loop-distribution.c: Likewise.
11628 * tree-nested.c: Likewise.
11629 * tree-parloops.c: Likewise.
11630 * tree-pass.h: Likewise.
11631 * tree-pretty-print.c: Likewise.
11632 * tree-profile.c: Likewise.
11633 * tree-scalar-evolution.c: Likewise.
11634 * tree-sra.c: Likewise.
11635 * tree-ssa-alias-warnings.c: Likewise.
11636 * tree-ssa-ccp.c: Likewise.
11637 * tree-ssa-coalesce.c: Likewise.
11638 * tree-ssa-dom.c: Likewise.
11639 * tree-ssa-dse.c: Likewise.
11640 * tree-ssa-forwprop.c: Likewise.
11641 * tree-ssa-live.c: Likewise.
11642 * tree-ssa-live.h: Likewise.
11643 * tree-ssa-loop-im.c: Likewise.
11644 * tree-ssa-loop-ivopts.c: Likewise.
11645 * tree-ssa-loop-niter.c: Likewise.
11646 * tree-ssa-loop-prefetch.c: Likewise.
11647 * tree-ssa-phiopt.c: Likewise.
11648 * tree-ssa-phiprop.c: Likewise.
11649 * tree-ssa-sccvn.c: Likewise.
11650 * tree-ssa-ter.c: Likewise.
11651 * tree-ssa-threadupdate.c: Likewise.
11652 * tree-ssa.c: Likewise.
11653 * tree-vect-analyze.c: Likewise.
11654 * tree-vect-transform.c: Likewise.
11655 * tree-vectorizer.c: Likewise.
11656 * tree-vn.c: Likewise.
11657 * tree-vrp.c: Likewise.
11658 * tree.c: Likewise.
11659 * tree.def: Likewise.
11660 * tree.h: Likewise.
11661 * unwind-dw2-fde.c: Likewise.
11662 * unwind.inc: Likewise.
11663 * value-prof.c: Likewise.
11664 * vmsdbgout.c: Likewise.
11666 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11668 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11669 always place FP constants in the TOC for TARGET_POWERPC64.
11670 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11672 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11674 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11675 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11676 enable for TARGET_E500_DOUBLE.
11677 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11678 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11679 floating-point modes like integer modes for E500 double.
11680 (rs6000_legitimate_offset_address_p): Likewise.
11681 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11682 addressing for DDmode for E500 double.
11683 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11684 modes as using 64-bits of registers for E500 double.
11685 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11686 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11687 specially for E500 double.
11688 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11689 TDmode for E500 double.
11690 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11691 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11692 (rs6000_split_multireg_move): Do not handle TDmode specially for
11694 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11695 using 64-bit registers for E500 double.
11696 (emit_frame_save): Do not handle DDmode specially for E500 double.
11697 (gen_frame_mem_offset): Likewise.
11698 (rs6000_function_value): Do not call spe_build_register_parallel
11699 for DDmode or TDmode.
11700 (rs6000_libcall_value): Likewise.
11701 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11702 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11705 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11707 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11710 2008-06-04 Junjie Gu <jgu@tensilica.com>
11712 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11713 comparison for frame pointers.
11715 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11718 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11720 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11723 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11724 register is already smaller or equal to required mode.
11726 2008-06-04 Xinliang David Li <davidxl@google.com>
11728 * tree-call-cdce.c: New file.
11729 (cond_dead_built_in_calls): New static variable.
11730 (input_domain): New struct.
11731 (check_pow): New function.
11732 (check_builtin_call): Ditto.
11733 (check_target_format): Ditto.
11734 (is_call_dce_candidate): Ditto.
11735 (gen_one_condition): Ditto.
11736 (gen_conditions_for_domain): Ditto.
11737 (get_domain): Ditto.
11738 (gen_conditions_for_pow_cst_base): Ditto.
11739 (gen_conditions_for_pow_int_base): Ditto.
11740 (gen_conditions_for_pow): Ditto.
11741 (get_no_error_domain): Ditto.
11742 (gen_shrink_wrap_conditions): Ditto.
11743 (shrink_wrap_one_built_in_call): Ditto.
11744 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11745 (tree_call_cdce): Ditto.
11746 (gate_call_cdce): Ditto.
11747 (pass_call_cdce): New gimple pass.
11748 * passes.c: (init_optimization_passes): New pass.
11749 * tree-pass.h: New pass declaration.
11750 * opts.c (decode_options): New flag setting.
11751 * common.opt: Add -ftree-builtin-call-dce flag.
11752 * Makefile.in: Add new source file.
11753 * tempvar.def: New tv_id.
11754 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11756 2008-06-04 Richard Guenther <rguenther@suse.de>
11758 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11759 (is_call_clobbered): Always check var_ann->call_clobbered.
11760 (mark_call_clobbered): Always set var_ann->call_clobbered.
11761 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11762 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11763 (reset_alias_info): Clear call clobbering info on MTAGs and
11765 (set_pt_anything): Set pt_global_mem.
11766 (create_tag_raw): Adjust comment.
11767 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11769 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11770 Maxim Kuvyrkov <maxim@codesourcery.com>
11772 * config/m68k/m68k.opt (mxgot): New option.
11773 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11774 (m68k_output_addr_const_extra): New.
11775 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11776 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11777 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11778 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11780 2008-06-04 Richard Guenther <rguenther@suse.de>
11782 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11783 negative or non-representable offsets.
11785 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11787 * config/i386/i386.c (ix86_gen_leave): New.
11788 (ix86_gen_pop1): Likewise.
11789 (ix86_gen_add3): Likewise.
11790 (ix86_gen_sub3): Likewise.
11791 (ix86_gen_sub3_carry): Likewise.
11792 (ix86_gen_one_cmpl2): Likewise.
11793 (ix86_gen_monitor): Likewise.
11794 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11795 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11796 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11797 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11798 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11799 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11800 (ix86_expand_epilogue): Updated.
11801 (print_operand): Handle integer register operand for 'z'.
11802 (ix86_expand_strlensi_unroll_1): Likewise.
11803 (ix86_expand_strlen): Likewise.
11804 (ix86_expand_builtin): Likewise.
11805 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11806 mov{q}/mov{l} and add{q}/add{l}.
11808 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11810 * config/i386/i386.md (P): New mode iterator.
11811 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11812 using P mode iterator.
11813 (DFmode push_operand splitter): Ditto.
11814 (XFmode push_operand splitter): Ditto.
11815 (DFmode float_extend SFmode push_operand splitter): Ditto.
11816 (XFmode float_extend SFmode push_operand splitter): Do not generate
11817 SImode pushes for 64bit target. Macroize Dimode and SImode
11818 pushes using P mode iterator.
11819 (XFmode float_extend DFmode push_operand splitter): Ditto.
11821 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11823 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11824 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11825 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11826 return type to int.
11827 (ix86_call_abi_override): Remove check for call_used_regs.
11829 2008-06-03 Richard Guenther <rguenther@suse.de>
11831 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11832 for the lhs of calls if the return type contains pointers.
11834 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11836 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11837 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11838 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11839 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11840 of cfun and DEFAULT_ABI to deceide abi mode.
11841 (DEFAULT_ABI): New.
11842 (REG_PARM_STACK_SPACE): Removed.
11843 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11844 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11845 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11846 (ix86_function_abi): Likewise.
11847 (ix86_function_type_abi): Likewise.
11848 (ix86_call_abi_override): Likewise.
11849 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11850 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11851 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11852 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11854 (X86_64_REGPARM_MAX): New.
11855 (X86_64_SSE_REGPARM_MAX): New.
11856 (X64_REGPARM_MAX): New.
11857 (X64_SSE_REGPARM_MAX): New.
11858 (X86_32_REGPARM_MAX): New.
11859 (X86_32_SSE_REGPARM_MAX): New.
11860 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11861 (ix86_function_regparm): Handle user calling abi.
11862 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11863 by DEFAULT_ABI versus SYSV_ABI check.
11864 (ix86_reg_parm_stack_space): New.
11865 (ix86_function_type_abi): New.
11866 (ix86_call_abi_override): New.
11867 (ix86_function_abi): New.
11868 (ix86_cfun_abi): New.
11869 (init_cumulative_args): Call abi specific initialization.
11870 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11871 (function_arg_64): Extend SSE_REGPARM_MAX check.
11872 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11873 (ix86_pass_by_reference): Likewise.
11874 (ix86_function_value_regno_p): Likewise.
11875 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11876 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11877 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11878 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11879 (setup_incoming_varargs_64): Adjust regparm for call abi.
11880 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11881 (ix86_va_start): Likewise.
11882 (ix86_gimplify_va_arg): Likewise.
11883 (ix86_expand_prologue): Likewise.
11884 (output_pic_addr_const): Likewise.
11885 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11886 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11887 (x86_output_mi_thunk): Likewise.
11888 (x86_function_profiler): Likewise.
11889 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11890 (SYSV_ABI, MS_ABI): New constants.
11891 (DEFAULT_ABI): New.
11892 (init_regs): Add prototype of function in regclass.c file.
11893 (OVERRIDE_ABI_FORMAT): New.
11894 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11895 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11896 (OUTGOING_REG_PARM_STACK_SPACE): New.
11897 (ix86_reg_parm_stack_space): New prototype.
11898 (CUMULATIVE_ARGS): Add call_abi member.
11899 (machine_function): Add call_abi member.
11900 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11901 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11903 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11906 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11907 (avr_builtin_setjmp_frame_value): New function.
11908 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11909 (nonlocal_goto): Define.
11911 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11913 * config/mips/mips.c (mips_emit_loadgp): Return early if
11914 there is nothing do to, otherwise emit a blockage if
11915 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11916 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11918 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11920 * configure.ac: Drop unneeded backslash ending up in config.in.
11921 * acinclude.m4: Likewise.
11922 * config.in: Regenerate.
11924 2008-05-26 Jan Hubicka <jh@suse.cz>
11926 * predict.c (maybe_hot_frequency_p): Break out of...
11927 (maybe_hot_bb_p): ... here.
11928 (maybe_hot_edge_p): New.
11929 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11930 * basic-block.h (maybe_hot_edge_p): Declare.
11932 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11934 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11935 (*cmpfp_<mode>_cc): Ditto.
11936 (*fp_jcc_8<mode>_387): Ditto.
11937 (*fop_<MODEF:mode>_2_i387): Ditto.
11938 (*fop_<MODEF:mode>_3_i387): Ditto.
11939 (*fop_xf_2_i387): Ditto.
11940 (*fop_xf_3_i387): Ditto.
11942 2008-06-02 Tomas Bily <tbily@suse.cz>
11944 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11946 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11948 * config/mips/mips.c (mips_valid_offset_p): New function.
11949 (mips_valid_lo_sum_p): Likewise.
11950 (mips_classify_address): Use them.
11951 (mips_force_address): New function.
11952 (mips_legitimize_address): Use it.
11953 * config/mips/mips.md (MOVE128): New mode iterator.
11954 (movtf): Require TARGET_64BIT. Remove empty strings.
11955 (*movtf_internal): Rename to...
11956 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11957 of "R" and use {,fp}{load,store} attributes instead of "multi".
11958 Use a separate define_split.
11959 (*movtf_mips16): New pattern.
11961 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11963 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11964 * config/mips/mips.c (mips_expand_before_return): New function.
11965 (mips_expand_epilogue): Call it.
11966 * config/mips/mips.md (return): Turn into a define_expand.
11967 (*return): New insn.
11969 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11971 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11972 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11973 functions. Do not emit uses and clobbers of CONCATs; individually
11974 use and clobber their operands.
11975 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11976 gen_clobber, emit_use and gen_use.
11977 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11978 (expand_builtin_return): Likewise.
11979 * cfgbuild.c (count_basic_blocks): Likewise.
11980 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11981 * explow.c (emit_stack_restore): Likewise.
11982 * expmed.c (extract_bit_field_1): Likewise.
11983 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11984 (emit_move_multi_word, store_constructor): Likewise.
11985 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11986 (thread_prologue_and_epilogue_insns): Likewise.
11987 * lower-subreg.c (resolve_simple_move): Likewise.
11988 * optabs.c (widen_operand, expand_binop): Likewise.
11989 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11990 * reload.c (find_reloads): Likewise.
11991 * reload1.c (eliminate_regs_in_insn): Likewise.
11992 * stmt.c (expand_nl_goto_receiver): Likewise.
11993 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11994 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11995 * config/arm/arm.c (arm_load_pic_register): Likewise.
11996 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11997 * config/arm/arm.md (untyped_return): Likewise.
11998 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11999 * config/avr/avr.c (expand_prologue): Likewise.
12000 * config/bfin/bfin.c (do_unlink): Likewise.
12001 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
12002 * config/cris/cris.c (cris_expand_prologue): Likewise.
12003 * config/darwin.c (machopic_indirect_data_reference): Likewise.
12004 (machopic_legitimize_pic_address): Likewise.
12005 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
12006 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
12007 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
12008 (ix86_expand_convert_uns_didf_sse): Likewise.
12009 (ix86_expand_vector_init_general): Likewise.
12010 * config/ia64/ia64.md (eh_epilogue): Likewise.
12011 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
12012 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
12013 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12014 (config/iq2000/iq2000.c): Likewise.
12015 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12016 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12017 (builtin_longjmp): Likewise.
12018 * config/mn10300/mn10300.md (call, call_value): Likewise.
12019 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12020 * config/pdp11/pdp11.md (abshi2): Likewise.
12021 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12022 * config/s390/s390.c (s390_emit_prologue): Likewise.
12023 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12024 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12025 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12026 * config/sh/sh.c (prepare_move_operands): Likewise.
12027 (output_stack_adjust, sh_expand_epilogue): Likewise.
12028 (sh_set_return_address, sh_expand_t_scc): Likewise.
12029 * config/sparc/sparc.c (load_pic_register): Likewise.
12030 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
12031 * config/spu/spu.c (spu_expand_epilogue): Likewise.
12032 * config/v850/v850.c (expand_epilogue): Likewise.
12034 2008-05-31 Anatoly Sokolov <aesok@post.ru>
12036 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
12037 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
12038 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
12039 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
12040 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
12041 stack pointer register.
12042 (output_movhi): Remove code for interrupt specific writing to the
12043 stack pointer register.
12045 2008-05-31 Richard Guenther <rguenther@suse.de>
12047 PR tree-optimization/34244
12048 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
12049 (tree_expr_nonzero_warnv_p): Likewise.
12050 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12051 ssa_name_nonnegative_p.
12052 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
12053 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
12054 not tree_expr_nonzero_warnv_p.
12056 PR tree-optimization/36262
12058 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
12060 PR tree-optimization/34244
12061 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
12062 (record_numbers_of_iterations): New function.
12063 (execute_vrp): Cache the numbers of iterations of loops.
12064 * tree-scalar-evolution.c (scev_reset_except_niters):
12066 (scev_reset): Use scev_reset_except_niters.
12067 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
12069 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
12071 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12072 __WORKAROUND_RETS when appropriate.
12074 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12076 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
12077 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
12079 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12080 *fop_df_comm_sse insn patterns using MODEF mode iterator.
12081 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
12082 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
12083 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
12084 *fop_df_1_mixed insn patterns using MODEF mode iterator.
12085 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
12086 *fop_df_1_sse insn patterns using MODEF mode iterator.
12087 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
12088 *fop_df_1_i387 insn patterns using MODEF mode iterator.
12089 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
12090 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
12091 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
12092 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
12093 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
12094 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
12095 (*fop_xf_4_i387): Use <MODE> for mode attribute.
12096 (*fop_xf_5_i387): Ditto.
12097 (*fop_xf_6_i387): Ditto.
12099 2008-05-30 Richard Guenther <rguenther@suse.de>
12101 * builtins.c (build_string_literal): Avoid generating
12102 a non-gimple_val result.
12104 2008-05-30 DJ Delorie <dj@redhat.com>
12106 * exec-tool.in: Use an environment variable (private) instead of a
12107 file (shared) as a semaphore, so as to not break parallel builds.
12109 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12111 * optabs.c (maybe_encapsulate_block): Remove.
12112 (emit_libcall_block): Adjust accordingly.
12113 * optabs.h (maybe_encapsulate_block): Remove prototype.
12115 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
12116 Don't use maybe_encapsulate_block.
12118 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12120 * config/rs6000/rs6000.c (rs6000_legitimize_address,
12121 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
12122 rtx is a SYMBOL_REF before calling get_pool_constant.
12124 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
12126 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
12128 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
12130 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
12131 rather than OS names to choose INO_T_EQ definition.
12132 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
12133 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
12135 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
12138 * config/darwin-f.c: New.
12139 * config/t-darwin: Added rule to build darwin-f.o.
12140 * config.gcc: Defined new variable, fortran_target_objs.
12141 (*-*-darwin*): Set fortran_target_objs.
12142 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
12143 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
12144 * configure: Regenerated.
12146 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
12149 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
12150 canonical type if needed.
12152 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
12154 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
12156 2008-05-29 Richard Guenther <rguenther@suse.de>
12158 PR tree-optimization/36343
12159 PR tree-optimization/36346
12160 PR tree-optimization/36347
12161 * tree-flow.h (clobber_what_p_points_to): Declare.
12162 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
12163 pointed-to variable is dereferenced is irrelevant to whether
12164 the pointer can access the pointed-to variable.
12165 (clobber_what_p_points_to): New function.
12166 * tree-ssa-alias.c (set_initial_properties): Use it.
12167 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
12168 call clobber check for NMTs.
12170 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12172 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
12173 for printing gcov_type.
12175 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12177 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
12178 and the eh region information.
12179 * value-prof.c (gimple_move_stmt_histograms): New function.
12180 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
12182 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
12184 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
12186 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12188 * value-prof.c (tree_ic_transform): Print counts.
12189 * tree-profile.c (tree_gen_ic_func_profiler):
12190 Clear __gcov_indreict_call_callee variable to avoid misattribution
12193 2008-05-28 Rafael Espíndola <espindola@google.com>
12195 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
12198 2008-05-28 Richard Guenther <rguenther@suse.de>
12200 PR tree-optimization/36339
12201 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12202 and clobbering code out of the loop.
12204 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12206 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12209 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12210 s390_contiguous_bitmask_p, s390_symref_operand_p,
12211 s390_check_symref_alignment, s390_reload_larl_operand,
12212 s390_reload_symref_address): New functions.
12213 (s390_branch_condition_mnemonic): Support compare and branch
12215 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12216 and 'W' constraints.
12217 (s390_secondary_reload): Add secondary reloads for unaligned
12218 symbol refs or symbol refs to floating point or QI/TI mode
12220 (legitimate_address_p): Accept symbol references as addresses.
12221 (s390_expand_insv): Use rotate and insert selected bits
12222 instruction for insv when building for z10.
12223 (print_operand_address): Handle symbol ref addresses.
12224 (print_operand): Output modifier 'c' added for signed byte values.
12225 (s390_encode_section_info): Mark symbol refs with
12226 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12228 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12229 (length attribute): RRF, RRR have 4 byte length.
12230 (FPALL, INTALL): New mode iterators added.
12231 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12232 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12233 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12234 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12235 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12236 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12237 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12238 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12240 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12241 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12242 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12243 reload<INTALL:mode><P:mode>_toreg_z10,
12244 reload<FPALL:mode><P:mode>_tomem_z10,
12245 reload<FPALL:mode><P:mode>_toreg_z10,
12246 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12247 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12248 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12249 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12251 (movmem, clrmem, cmpmem): New splitters added.
12253 * config/s390/predicates.md (larl_operand): Use
12254 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12255 SYMBOL_REF_ALIGN1_P.
12256 (s390_signed_integer_comparison,
12257 s390_unsigned_integer_comparison): New predicates.
12259 * config/s390/s390-protos.h (s390_check_symref_alignment,
12260 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12261 s390_reload_symref_address,
12262 s390_compare_and_branch_condition_mask): Prototypes added.
12264 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12265 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12266 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12268 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12270 * config/s390/s390.c (z10_cost): New cost function for z10.
12271 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12272 (s390_issue_rate): Adjust issue rate for z10.
12273 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12274 (processor_flags): Add PF_Z10.
12275 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12276 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12277 * gcc/config.gcc: Add z10.
12279 2008-05-28 Richard Guenther <rguenther@suse.de>
12281 PR tree-optimization/36291
12282 * tree-flow. h (struct gimple_df): Remove var_anns member.
12283 * tree-flow-inline.h (gimple_var_anns): Remove.
12284 (var_ann): Simplify.
12285 * tree-dfa.c (create_var_ann): Simplify.
12286 (remove_referenced_var): Clear alias info from var_anns of globals.
12287 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12288 (delete_tree_ssa): Clear alias info from var_anns of globals.
12289 Do not free var_anns.
12290 (var_ann_eq): Remove.
12291 (var_ann_hash): Likewise.
12293 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12295 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12296 and loongson2f entries.
12297 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12298 * config/mips/mips.h (processor_type): Add Loongson-2E
12299 and Loongson-2F entries.
12300 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12301 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12302 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12303 * doc/invoke.texi (MIPS Options): Document loongson2e
12304 and loongson2f processor names.
12306 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12310 * config/i386/i386.c (ix86_function_arg_boundary): Use
12311 alignment of canonical type.
12312 (ix86_expand_vector_move): Check unaligned memory access for
12315 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12317 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12318 Moved to the front of file.
12320 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12321 H.J. Lu <hongjiu.lu@intel.com>
12323 * dwarf2out.c (current_fde): New.
12325 (lookup_cfa:): Likewise.
12326 (dwarf2out_end_epilogue): Likewise.
12327 (dwarf2out_note_section_used): Likewise.
12329 2008-05-27 Michael Matz <matz@suse.de>
12332 * c.opt (Wenum-compare): New warning option.
12333 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12335 2008-05-27 Michael Matz <matz@suse.de>
12337 PR middle-end/36326
12338 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12340 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12341 into memory as tail calls.
12343 2008-05-27 Richard Guenther <rguenther@suse.de>
12345 PR tree-optimization/36339
12346 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12347 pointers cause all addressable variables to be call clobbered.
12349 2008-05-27 Richard Guenther <rguenther@suse.de>
12351 PR tree-optimization/36245
12352 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12354 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12356 * config/s390/s390.md: Replace all occurences of the 'm'
12357 constraint with 'RT'.
12359 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12361 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12363 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12365 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12366 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12367 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12369 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12371 * reload.c: (find_reloads): Skip alternatives according to the
12372 "enabled" attribute. Constify the constraint variable.
12373 * recog.c (get_attr_enabled): Add default implementation.
12374 (extract_insn): Set the alternative_enabled_p array
12375 in the recog_data struct.
12376 (preprocess_constraints, constrain_operands): Skip
12377 alternatives according to the "enabled" attribute
12378 * recog.h (struct recog_data): New field alternative_enabled_p.
12379 (skip_alternative): New inline function.
12380 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12381 (record_reg_classes): Skip alternative according to the
12382 "enabled" attribute.
12384 * doc/md.texi: Add documention for the "enabled" attribute.
12386 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12388 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12389 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12390 constraint with TARGET_MEM_CONSTRAINT.
12391 * recog.c (asm_operand_ok, preprocess_constraints,
12392 constrain_operands): Likewise.
12393 * regclass.c (record_reg_classes): Likewise.
12394 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12395 * reload1.c (maybe_fix_stack_asms): Likewise.
12396 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12397 * recog.h: Adjust comment.
12398 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12399 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12400 * doc/md.texi: Add a note to description of 'm' constraint.
12401 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12403 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12405 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12406 that the bitfield is of integral type before testing its precision.
12408 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12409 Sa Liu <saliu@de.ibm.com>
12411 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12412 __modti3, __udivti3, __umodti3 and __udivmodti4.
12413 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12414 that implement TImode mul and div functions.
12415 * config/spu/multi3.c: New. Implement __multi3.
12416 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12417 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12420 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12422 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12423 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12424 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12425 tls_sysv_suffix): New mode and mode attribute iterators.
12426 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12427 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12428 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12429 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12430 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12433 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12435 PR tree-optimization/36329
12436 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12437 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12438 * cgraphbuild.c (initialize_inline_failed): Use the latter
12439 macro in lieu of the former.
12440 * ipa-inline.c (cgraph_mark_inline): Likewise.
12441 (cgraph_decide_inlining_of_small_function): Likewise.
12442 (cgraph_decide_inlining): Likewise.
12443 (cgraph_decide_inlining_incrementally): Likewise.
12445 2008-05-26 Tristan Gingold <gingold@adacore.com>
12446 Anatoly Sokolov <aesok@post.ru>
12448 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12449 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12450 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12451 optimization for 'avr6' architecture.
12453 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12456 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12458 2008-05-26 Richard Guenther <rguenther@suse.de>
12460 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12461 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12463 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12465 PR middle-end/36253
12466 * caller-save.c (insert_restore): Verify alignment of spill space.
12467 (insert_save): Likewise.
12468 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12469 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12470 (STACK_SLOT_ALIGNMENT): Likewise.
12471 * function.c (LOCAL_ALIGNMENT): Removed.
12472 (get_stack_local_alignment): New.
12473 (assign_stack_local): Use it. Set alignment on stack slot.
12474 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12475 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12476 (STACK_SLOT_ALIGNMENT): New.
12477 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12478 stack slot in XFmode.
12480 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12482 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12485 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12486 argument operand in rax isn't removed.
12488 2008-05-26 Richard Guenther <rguenther@suse.de>
12490 PR middle-end/36300
12491 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12492 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12494 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12497 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12499 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12501 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12502 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12504 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12506 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12507 build a trampoline if we don't want one.
12508 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12509 return zero for nested functions if we don't want a trampoline.
12511 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12513 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12515 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12518 * c.opt: Removed undocumented option '-lang-fortran'.
12519 * c-common.h: Removed global variable 'lang_fortran'.
12520 * c-opts.c (c_common_handle_option): Removed code to handle
12521 option '-lang-fortran'. Updated includes.
12522 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12523 definition of '__GFORTRAN__'.
12524 (define__GNUC__): Reimplemented to use BASEVER and
12525 cpp_define_formatted.
12526 (builtin_define_with_value_n): Removed.
12527 * c-incpath.h: Renamed to ...
12528 * incpath.h: ... this.
12529 * c-incpath.c: Renamed to ...
12530 * incpath.c: ... this. Updated includes.
12531 * fix-header.c: Updated includes.
12532 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12533 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12534 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12536 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12538 * tree.h: Update the table of flags used on tree nodes.
12539 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12540 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12541 (FORCED_LABEL): Add access check.
12542 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12543 (ASM_INPUT_P): Likewise.
12544 (ASM_VOLATILE_P): Likewise.
12545 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12546 (OMP_SECTION_LAST): Access private_flag directly.
12547 (OMP_RETURN_NOWAIT): Likewise.
12548 (OMP_PARALLEL_COMBINED): Likewise.
12549 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12550 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12551 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12552 deprecated_flag directly.
12554 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12556 * final.c (frame_pointer_needed): Removed.
12557 * flags.h (frame_pointer_needed): Likewise.
12559 * function.h (rtl_data): Add frame_pointer_needed.
12560 (frame_pointer_needed): New.
12562 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12564 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12566 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12568 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12571 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12573 * c-common.c (strip_array_types): Move function to..
12575 (get_inner_array_type): Delete.
12576 * c-common.h (strip_array_types): Move declaration to..
12578 (get_inner_array_type): Delete.
12579 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12580 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12581 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12582 * config/pa/pa.c (emit_move_sequence): Likewise.
12584 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12586 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12589 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12591 * function.c: Include target hook for nonlocal_goto frame value.
12593 2008-05-24 Richard Guenther <rguenther@suse.de>
12595 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12596 variable can be only accessed through a pointer or a union.
12598 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12600 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12601 * doc/extend.texi: Likewise.
12603 2008-05-23 DJ Delorie <dj@redhat.com>
12605 * config/m32c/jump.md (untyped_call): Add.
12607 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12608 for A24 to PSImode.
12609 (m32c_address_cost): Detail costs for indirect offsets.
12611 2008-05-23 Rafael Espíndola <espindola@google.com>
12613 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12614 if a node is a SUBREG.
12615 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12618 2008-05-23 Paul Brook <paul@codesourcery.com>
12619 Carlos O'Donell <carlos@codesourcery.com>
12621 * doc/extend.texi: Clarify use of __attribute__((naked)).
12622 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12623 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12624 * function.c (use_register_for_decl): Use
12625 targetm.calls.allocate_stack_slots_for_args.
12626 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12627 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12628 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12630 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12632 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12634 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12636 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12637 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12638 is only rounded once.
12640 2008-05-23 Richard Guenther <rguenther@suse.de>
12642 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12644 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12645 Jakub Jelinek <jakub@redhat.com>
12648 * configure.ac: Handle --enable-cld.
12649 * configure: Regenerated.
12650 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12651 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12652 (ix86_current_function_needs_cld): New define.
12653 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12654 (cld): New isns pattern.
12655 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12656 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12657 * config/i386/i386.opt (mcld): New option.
12658 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12659 TARGET_CLD and ix86_current_function_needs_cld.
12660 (override_options): Use -mcld by default for 32-bit code if
12663 * doc/install.texi (Options specification): Document --enable-cld.
12664 * doc/invoke.texi (Machine Dependent Options)
12665 [i386 and x86-64 Options]: Add -mcld option.
12666 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12668 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12669 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12670 (return_in_memory_64): Likewise.
12671 (return_in_memory_ms_64): Likewise.
12673 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12675 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12676 * builtins.c (fold_builtin_fpclassify): New.
12677 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12678 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12679 * c-common.c (handle_type_generic_attribute): Adjust to accept
12680 fixed arguments before an elipsis.
12681 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12682 * doc/extend.texi: Document __builtin_fpclassify.
12684 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12686 * omp-low.c (gate_expand_omp_ssa): Remove.
12687 (pass_expand_omp_ssa): Remove.
12688 (gate_expand_omp): Do not check for flag_openmp_ssa.
12689 * common.opt (-fopenmp-ssa): Remove.
12690 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12692 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12694 * config/sh/sh.opt (mfixed-range): New option.
12695 * config/sh/sh-protos.h (sh_fix_range): Declare.
12696 * config/sh/sh.c (sh_fix_range): New function.
12697 * config/sh/sh.h (sh_fixed_range_str): Declare.
12698 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12700 * doc/invoke.texi (SH Options): Document -mfixed-range.
12702 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12704 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12705 it before the redeclaration.
12707 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12709 * config/avr/avr.c (get_sequence_length): Add new function.
12710 (expand_prologue, expand_epilogue): Remove duplicate code.
12712 2008-05-22 Rafael Espíndola <espindola@google.com>
12714 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12717 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12719 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12720 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12722 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12723 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12724 (vect_update_misalignment_for_peel): Likewise.
12725 (vector_alignment_reachable_p): Likewise.
12726 * tree-vect-transform.c (vectorizable_load): Likewise.
12727 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12728 (get_vectype_for_scalar_type): Pass mode of scalar_type
12729 to UNITS_PER_SIMD_WORD.
12731 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12732 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12733 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12734 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12735 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12737 2008-05-22 Ira Rosen <irar@il.ibm.com>
12739 PR tree-optimization/36293
12740 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12741 if the first load must be skipped because of a gap.
12743 2008-05-22 Richard Guenther <rguenther@suse.de>
12745 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12746 more cases of offset disambiguation that is possible if
12747 strict-aliasing rules apply.
12748 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12749 for basic offset and type-based disambiguation.
12751 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12753 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12754 ix86_expand_vector_set on V16QImode for SSE4.1.
12756 2008-05-21 Tom Tromey <tromey@redhat.com>
12758 * c.opt (Wimport): Mark as undocumented.
12759 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12761 (Warning Options): Likewise.
12762 * doc/cppopts.texi: Don't mention -Wimport.
12764 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12766 PR tree-optimization/36287
12767 PR tree-optimization/36286
12768 * lambda-code.c (build_access_matrix): Do not use the loop->num
12769 for computing the number of induction variables: use the loop depth
12772 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12775 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12776 option -f(no-)leading-underscore.
12778 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12780 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12781 GET_MODE_NUNITS (mode).
12783 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12785 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12786 (-mmulhw): Add 464 to description.
12787 (-mdlmzb): Likewise.
12788 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12789 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12791 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12792 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12793 * config/rs6000/rs6000.md: Update comments for 464.
12795 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12797 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12799 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12801 * config/i386/sse.md (vec_extractv4sf): Removed.
12802 (vec_extractv2df): Likewise.
12803 (vec_extractv2di): Likewise.
12804 (vec_extractv4si): Likewise.
12805 (vec_extractv8hi): Likewise.
12806 (vec_extractv16qi): Likewise.
12807 (vec_extract<mode>): New.
12809 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12811 * config/i386/sse.md (vec_setv4sf): Removed.
12812 (vec_setv2df): Likewise.
12813 (vec_setv2di): Likewise.
12814 (vec_setv4si): Likewise.
12815 (vec_setv8hi): Likewise.
12816 (vec_setv16qi): Likewise.
12817 (vec_set<mode>): New.
12819 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12821 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12822 goto for vec_concat and vec_interleave.
12824 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12826 * config/i386/sse.md (vec_initv4sf): Removed.
12827 (vec_initv2df): Likewise.
12828 (vec_initv2di): Likewise.
12829 (vec_initv4si): Likewise.
12830 (vec_initv8hi): Likewise.
12831 (vec_initv16qi): Likewise.
12832 (vec_init<mode>): New.
12834 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12836 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12838 2008-05-21 Tom Tromey <tromey@redhat.com>
12840 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12841 (zone_find_object_offset): Likewise.
12842 (gt_ggc_m_S): Likewise.
12843 (highest_bit): Likewise.
12844 * ggc-page.c (gt_ggc_m_S): New function.
12845 * stringpool.c (string_stack): Remove.
12846 (init_stringpool): Update.
12847 (ggc_alloc_string): Use ggc_alloc.
12848 (maybe_delete_ident): New function.
12849 (ggc_purge_stringpool): Likewise.
12850 (gt_ggc_m_S): Remove.
12851 * ggc-common.c (ggc_protect_identifiers): New global.
12852 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12853 ggc_protect_identifiers.
12854 * ggc.h (ggc_protect_identifiers): Declare.
12855 (gt_ggc_m_S): Update.
12856 (ggc_purge_stringpool): Declare.
12857 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12858 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12860 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12862 2008-05-21 David S. Miller <davem@davemloft.net>
12864 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12867 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12869 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12872 2008-05-20 David Daney <ddaney@avtrex.com>
12874 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12875 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12876 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12877 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12878 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12879 (atomic_hiqi_op): New define_code_iterator.
12880 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12881 mips_expand_compare_and_swap_12.
12882 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12883 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12884 (sync_<optab><mode>, sync_old_<optab><mode>,
12885 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12886 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12887 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12888 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12889 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12890 (test_and_set_12): New insn.
12891 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12892 sync_new_<optab><mode>, sync_old_nand<mode>,
12893 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12894 clobber to operand 0 for SI and DI mode insns.
12895 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12896 mips_gen_fn_4): New typedefs.
12897 (mips_gen_fn_ptrs): Define new union type.
12898 (mips_expand_compare_and_swap_12): Remove declaration.
12899 (mips_expand_atomic_qihi): Declare function.
12900 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12901 (mips_expand_atomic_qihi): ... this. Use new generator function
12903 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12904 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12905 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12906 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12907 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12908 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12909 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12910 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12911 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12912 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12915 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12917 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12920 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12922 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12923 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12924 (avr_attribute_table): Add 'OS_main' function attribute.
12925 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12926 functions with 'OS_main' attribute.
12928 2008-05-20 Richard Guenther <rguenther@suse.de>
12930 PR tree-optimization/35204
12931 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12932 helper, split out from ...
12933 (DFS): ... here. Make the DFS walk non-recursive.
12935 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12936 Jan Sjodin <jan.sjodin@amd.com>
12938 PR tree-optimization/36181
12939 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12940 (parallelize_loops): Don't parallelize when the loop has vector
12943 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12944 Sebastian Pop <sebastian.pop@amd.com>
12946 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12947 matrix, and never look at the tree representation of the memory
12949 (linear_transform_loops): Computes parameters and access matrices.
12950 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12952 (access_matrix_get_index_for_parameter): New.
12953 * tree-data-ref.h (struct access_matrix): New.
12954 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12955 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12956 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12957 am_vector_index_for_loop): New.
12958 (struct data_reference): Add field access_matrix.
12959 (DR_ACCESS_MATRIX): New.
12960 (compute_data_dependences_for_loop): Update declaration.
12961 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12962 * lambda.h (lambda_vector_vec_p): Declared.
12963 * lambda-code.c: Depend on pointer-set.h.
12964 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12965 av_for_af_base, av_for_af, build_access_matrix,
12966 lambda_compute_access_matrices): New.
12967 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12969 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12971 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12972 $SOURCEDIR/include.
12974 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12975 Sebastian Pop <sebastian.pop@amd.com>
12977 PR tree-optimization/36206
12978 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12980 (instantiate_scev_1): Rename flags to fold_conversions.
12981 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12982 outeside instantiation_loop.
12983 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12984 (evolution_function_is_affine_or_constant_p): Removed.
12985 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12987 (analyze_siv_subscript): Pass in the loop nest number.
12988 Call evolution_function_is_affine_in_loop instead of
12989 evolution_function_is_affine_p.
12990 (analyze_overlapping_iterations): Pass in the loop nest number.
12992 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12993 Sebastian Pop <sebastian.pop@amd.com>
12995 PR tree-optimization/36206
12996 * tree-chrec.h (chrec_fold_op): New.
12997 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
13000 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
13002 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
13004 (remove_duplicates): Do not set inode on non-inode systems.
13007 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
13009 * config.gcc (tm_file): Update comments about relative pathnames.
13011 2008-05-20 Richard Guenther <rguenther@suse.de>
13013 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13014 * tree-ssa-sccvn.c (process_scc): Likewise.
13015 * tree-ssa-sink.c (execute_sink_code): Likewise.
13016 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13017 * tree-vrp.c (process_assert_insertions): Likewise.
13018 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13019 (perform_tree_ssa_dce): Likewise.
13020 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13021 (dump_dominator_optimization_stats): Likewise.
13022 * tree-vectorizer.c (vectorize_loops): Likewise.
13024 2008-05-20 Richard Guenther <rguenther@suse.de>
13026 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13028 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
13030 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
13031 (ix86_i386elf_return_in_memory): Likewise.
13032 (ix86_i386interix_return_in_memory): Likewise.
13033 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
13034 (SUBTARGET_RETURN_IN_MEMORY): New.
13035 * config/i386/i386elf.h: Likewise.
13036 * config/i386/ptx4-i.h: Likewise.
13037 * config/i386/sol2-10.h: Likewise.
13038 * config/i386/sysv4.h: Likewise.
13039 * config/i386/vx-common.h: Likewise.
13040 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
13041 * config/i386/i386.c (ix86_return_in_memory): Made static and
13042 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
13043 (ix86_i386elf_return_in_memory): Removed.
13044 (ix86_i386interix_return_in_memory): Removed.
13045 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
13046 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
13048 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
13050 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
13052 2008-05-19 Xinliang David Li <davidxl@google.com>
13054 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
13056 * common.opt: Ditto.
13057 * doc/invoke.texi: Ditto.
13059 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
13061 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
13062 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13064 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13066 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
13067 sizes of operand array from 8/4 to 4/2.
13068 (ix86_expand_vector_init_general): Change size of operand array
13069 from 32 to 16. Remove op0, op1 and half_mode.
13071 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13073 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
13074 (ix86_expand_vector_init_interleave): Likewise.
13075 (ix86_expand_vector_init_general): Use them. Assert
13076 word_mode == SImode when n_words == 4.
13078 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
13080 * config/i386/i386.c (ix86_secondary_reload): New static function.
13081 (TARGET_SECONDARY_RELOAD): New define.
13082 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13083 * config/i386/i386.md (reload_outqi): Remove.
13085 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13087 PR middle-end/35509
13088 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
13089 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
13090 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
13091 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
13092 (fold_builtin_1): Likewise.
13093 * builtins.def (BUILT_IN_ISINF_SIGN): New.
13094 c-common.c (check_builtin_function_arguments): Handle
13095 BUILT_IN_ISINF_SIGN.
13096 * doc/extend.texi: Document __builtin_isinf_sign.
13097 * fold-const.c (operand_equal_p): Handle COND_EXPR.
13099 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
13101 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
13102 EH cleanup at the end of the pass, search for those that have been
13103 turned into forwarder blocks and do the cleanup on their successor.
13105 2008-05-18 Richard Guenther <rguenther@suse.de>
13107 * tree-cfg.c (verify_gimple_expr): Allow conversions from
13108 pointers to sizetype and vice versa.
13110 2008-05-18 Xinliang David Li <davidxl@google.com>
13112 * gcc/tree-ssa-dce.c: Coding style fix.
13113 (check_pow): Documentation comment.
13114 (check_log): Documenation comment. Coding style fix.
13115 (is_unnecessary_except_errno_call): Ditto.
13116 (gen_conditions_for_pow): Ditto.
13117 (gen_conditions_for_log): Ditto.
13118 (gen_shrink_wrap_conditions): Ditto.
13119 (shrink_wrap_one_built_in_calls): Ditto.
13120 * gcc/doc/invoke.texi: Better documentation string.
13121 * ChangeLog: Fix wrong change log entries from
13122 May 17 checkin on function call DCE.
13124 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
13126 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
13128 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13130 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
13131 * df-problems.c (simulation routines): Fixed block comment to
13132 properly say how to add forwards scanning functions.
13134 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13136 * tree-inline.c (setup_one_parameter): Remove dead code.
13138 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13140 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
13141 a BIT_AND_EXPR only for an INTEGER_TYPE.
13143 2008-05-17 Xinliang David Li <davidxl@google.com>
13145 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
13146 (check_pow, check_log, is_unnecessary_except_errno_call): New
13147 functions to check for eliminating math functions that are pure
13148 except for setting errno.
13149 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
13150 general condition expressions for shrink-wrapping pow/log calls.
13151 (gen_shrink_wrap_conditions): Ditto.
13152 (shrink_wrap_one_built_in_call): Ditto.
13153 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
13154 (mark_operand_necessary): If debugging, output if OP is necessary.
13155 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
13157 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
13159 * gcc/common.opt: New user flag -ftree-builtin-dce.
13160 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
13162 2008-05-16 David S. Miller <davem@davemloft.net>
13164 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
13165 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13167 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
13170 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
13172 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13174 * ifcvt.c (dead_or_predicable): Rename
13175 df_simulate_one_insn_backwards to df_simulate_one_insn.
13176 * recog.c (peephole2_optimize): Ditto.
13177 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
13179 * df.h: Rename df_simulate_one_insn_backwards to
13180 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
13181 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
13182 scanning of defs and uses.
13183 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
13184 (df_simulate_one_insn_forwards): Removed.
13186 2008-05-16 Doug Kwan <dougkwan@google.com>
13188 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
13190 (real_from_string): Handle NaNs and Inf as approriate.
13192 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13194 * doc/gty.texi (Source Files Containing Type Information): Note
13195 that headers should appear first in the gtfiles list.
13197 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13199 * tree.def (COND_EXEC): Properly documented this code.
13201 2008-05-16 Diego Novillo <dnovillo@google.com>
13203 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13204 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13207 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13209 * tree-ssa-dse (max_stmt_uid): Removed.
13210 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13211 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13212 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13213 * function.h (cfun.last_stmt_uid): New field.
13214 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13215 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13217 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13218 (create_stmt_ann): Initialize the ann->uid field.
13219 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13221 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13223 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13225 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13226 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13227 (init_empty_tree_cfg): Call it.
13229 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13231 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13234 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13236 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13237 * tree-dump.c (dump_options): New verbose option.
13238 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13240 * tree-pass.h (TDF_VERBOSE): New dump flag.
13241 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13242 (tree-flow.h): Added include.
13243 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13245 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13247 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13249 From Jie Zhang <jie.zhang@analog.com>
13250 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13251 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13252 mcpu=bf561-none and mcpu=bf561-0.2.
13253 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13254 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13255 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13256 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13257 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13258 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13259 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13261 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13262 (cputype_selected): Remove.
13263 (bfin_handle_option): Don't use cputype_selected.
13264 (override_options): When no mcpu option, enable all workarounds.
13265 Don't use bfin_workarounds.
13266 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13268 (DEFAULT_CPU_TYPE): Don't define.
13270 2008-05-16 Richard Guenther <rguenther@suse.de>
13272 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13273 on deletion of the last stmt.
13275 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13277 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13278 V8HImode for SSE2 and V16QImode for SSE4.1.
13280 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13282 * cgraph.h (compute_inline_parameters): Made public.
13283 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13284 variable_generate_summary, function_write_summary,
13285 variable_write_summary, variable_read_summary. Added generate_summary,
13286 write_summary, read_summary.
13287 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13288 pass_ipa_inline.function_generate_summary, to
13289 compute_inline_parameters.
13290 * ipa-inline.c (compute_inline_parameters): Made public and added
13292 (compute_inline_parameters_for_current): New function.
13293 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13294 (inline_generate_summary): Removed parameter and made to loop over
13296 (pass_ipa_inline): Updated for new IPA_PASS structure.
13297 * passes.c (execute_ipa_summary_passes): Now is called once per
13298 pass rather than once per node*pass.
13300 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13302 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13303 avr_have_mul_p, avr_asm_only_p): Remove variables.
13304 (avr_override_options): Remove initialization of removed variables.
13305 (avr_file_start): Convert removed variables to fields of
13306 'struct base_arch_s *avr_current_arch'.
13307 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13308 (AVR_HAVE_MUL): (Ditto.).
13309 (AVR_HAVE_MOVW): (Ditto.).
13310 (AVR_HAVE_LPMX): (Ditto.).
13311 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13312 avr_asm_only_p): Remove declaration.
13314 2008-05-15 Diego Novillo <dnovillo@google.com>
13316 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13317 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13319 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13321 PR middle-end/36194
13322 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13323 Don't call record_truncated_value from here.
13324 (record_truncated_value): Turn it into a for_each_rtx callback.
13325 (record_truncated_values): New function.
13326 (combine_instructions): Call note_uses with record_truncated_values.
13327 Change name of check_conversion to check_promoted_subreg.
13329 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13331 * doc/sourcebuild.texi: Document support for torture tests.
13333 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13335 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13336 to alternative 4 of operand 2.
13338 2008-05-15 Richard Guenther <rguenther@suse.de>
13340 * tree-pass.h (current_pass): Declare.
13341 (get_pass_for_id): Likewise.
13342 * passes.c (passes_by_id, passes_by_id_size): New globals.
13343 (set_pass_for_id): New function.
13344 (get_pass_for_id): Likewise.
13345 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13346 (execute_function_todo): Flush per function statistics.
13347 * toplev.c (compile_file): Init statistics.
13348 (general_init): Do early statistics initialization.
13349 (finalize): Finish statistics.
13350 * statistics.h (statistics_early_init): Declare.
13351 (statistics_init): Likewise.
13352 (statistics_fini): Likewise.
13353 (statistics_fini_pass): Likewise.
13354 (statistics_counter_event): Likewise.
13355 (statistics_histogram_event): Likewise.
13356 * statistics.c: New file.
13357 * Makefile.in (OBJS-common): Add statistics.o.
13358 (statistics.o): Add dependencies.
13359 * doc/invoke.texi (-fdump-statistics): Document.
13361 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13362 (insert): Likewise.
13363 (execute_pre): Use statistics_counter_event.
13364 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13365 (substitute_and_fold): Increment it. Use statistics_counter_event.
13367 2008-05-15 Diego Novillo <dnovillo@google.com>
13369 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13371 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13372 * tree-ssa-alias.c (new_type_alias): Remove references to
13373 sub-variables from comment.
13374 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13376 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13378 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13379 attribute to 1 only for insertps alternative.
13381 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13383 * config/bfin/bfin.md (loadbytes): New pattern.
13384 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13385 (bfin_init_builtins): Initialize it.
13386 (bdesc_1arg): Add it.
13388 2008-05-15 Sa Liu <saliu@de.ibm.com>
13390 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13391 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13392 * testsuite/lib/target-supports.exp: Add
13393 check_effective_target_fortran_integer_16.
13395 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13397 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13398 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13399 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13400 (TARGET_RETURN_IN_MEMORY): Define.
13402 2008-05-15 Richard Guenther <rguenther@suse.de>
13404 PR middle-end/36244
13405 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13406 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13407 represent unmodifiable vars.
13409 2008-05-15 Richard Guenther <rguenther@suse.de>
13411 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13412 INDIRECT_REF and TARGET_MEM_REF.
13413 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13416 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13417 H.J. Lu <hongjiu.lu@intel.com>
13419 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13420 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13421 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13422 insn alternatives. Add missing alternatives.
13423 (*vec_concatv2di_rex64_sse4_1): Likewise.
13424 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13425 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13426 Require TARGET_SSE.
13428 2008-05-15 Richard Guenther <rguenther@suse.de>
13430 PR tree-optimization/36009
13431 PR tree-optimization/36204
13432 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13433 (determine_invariantness_stmt): Record the loop a store is
13434 always executed in.
13435 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13438 2008-05-15 Richard Guenther <rguenther@suse.de>
13440 PR tree-optimization/34330
13441 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13442 through the pointer will alias the SMT.
13444 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13446 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13448 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13450 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13452 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13453 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13455 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13456 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13457 (vashl_optab): New optab for vector/vector shifts.
13458 (vashr_optab): Ditto.
13459 (vlshr_optab): Ditto.
13460 (vrotl_optab): Ditto.
13461 (vrotr_optab): Ditto.
13462 (optab_subtype): New enum for optab_for_tree_code call.
13463 (optab_for_tree_code): Add enum optab_subtype argument.
13465 * optabs.c (optab_for_tree_code): Take an additional argument to
13466 distinguish between a vector shift by a scalar and vector shift by
13467 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13468 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13469 vector shift by a vector.
13470 (expand_widen_pattern_expr): Pass additional argument to
13471 optab_for_tree_code.
13473 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13474 vrotl_optab, vrotr_optab.
13476 * expr.c (expand_expr_real_1): Update calls to
13477 optab_for_tree_code to distinguish between vector shifted by a
13478 scalar and vector shifted by a vector.
13479 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13480 (supportable_narrowing_operation): Ditto.
13481 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13482 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13483 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13484 (vect_create_epilog_for_reduction): Ditto.
13485 (vectorizable_reduction): Ditto.
13486 (vectorizable_operation): Ditto.
13487 (vect_strided_store_supported): Ditto.
13488 (vect_strided_load_supported): Ditto.
13489 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13490 * expmed.c (expand_shift): Ditto.
13492 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13494 (ashr@var{m}3): Ditto.
13495 (vashl@var{m}3): Document new vector/vector shift standard name.
13496 (vashr@var{m}3): Ditto.
13497 (vlshr@var{m}3): Ditto.
13498 (vrotl@var{m}3): Ditto.
13499 (vrotr@var{m}3): Ditto.
13501 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13502 (PPERM_INVERT): Ditto.
13503 (PPERM_REVERSE): Ditto.
13504 (PPERM_REV_INV): Ditto.
13505 (PPERM_ZERO): Ditto.
13506 (PPERM_ONES): Ditto.
13507 (PPERM_SIGN): Ditto.
13508 (PPERM_INV_SIGN): Ditto.
13509 (PPERM_SRC1): Ditto.
13510 (PPERM_SRC2): Ditto.
13512 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13513 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13514 allows a memory operand to be the value being added, and split it
13515 to improve vectorization.
13516 (sse5_pmacsdqh_mem): Ditto.
13517 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13518 (sse5_mulv2div2di3_high): Ditto.
13519 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13520 (vec_pack_trunc_v4si): Ditto.
13521 (vec_pack_trunc_v2di): Ditto.
13522 (sse5_pcmov_<mode>): Remove code that tried to use use
13523 andps/andnps instead of pcmov.
13524 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13525 pmacsdqh instructions.
13526 (vec_widen_smult_lo_v4si): Ditto.
13528 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13529 (PPERM_INVERT): Ditto.
13530 (PPERM_REVERSE): Ditto.
13531 (PPERM_REV_INV): Ditto.
13532 (PPERM_ZERO): Ditto.
13533 (PPERM_ONES): Ditto.
13534 (PPERM_SIGN): Ditto.
13535 (PPERM_INV_SIGN): Ditto.
13536 (PPERM_SRC1): Ditto.
13537 (PPERM_SRC2): Ditto.
13538 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13540 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13542 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13543 says ignore whether the last reference is a memory operand.
13545 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13546 Paolo Bonzini <bonzini at gnu dot org>
13548 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13551 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13552 (vlshr<mode>3): Rename from vlshr<mode>3.
13553 (vashr<mode>3): Rename from vashr<mode>3.
13554 (mulv4sf3): Change the names of vector shift patterns.
13558 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13561 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13586 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13587 (floatunssidf2_internal): Change vector/vector shift names.
13588 (floatunsdidf2_internal): Ditto.
13595 (vashl<mode>3): Rename from ashl<mode>3.
13596 (vashr<mode>3): Rename from ashr<mode>3.
13597 (vlshr<mode>3): Rename from lshr<mode>3.
13598 (vrotl<mode>3): Rename from rotl<mode>3.
13600 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13603 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13604 multiply gives the wrong value when doing widening multiplies.
13605 (vec_widen_smult_lo_v4si): Ditto.
13607 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13609 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13610 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13611 emit_library_call_value.
13612 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13613 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13614 * calls.c (initialize_argument_information, precompute_arguments,
13615 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13616 (precompute_arguments): Removed flags parameter.
13617 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13619 2008-05-14 Richard Guenther <rguenther@suse.de>
13621 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13622 Make sure to register the store if the use is a PHI_NODE.
13624 2008-05-14 Olivier Hainque <hainque@adacore.com>
13626 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13627 memory if the component is to be referenced in BLKmode according
13628 to get_inner_reference.
13630 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13632 * calls.c (emit_library_call_value_1): Restore code clearing
13633 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13635 2008-05-14 Olivier Hainque <hainque@adacore.com>
13636 Nicolas Roche <roche@adacore.com>
13638 * configure.ac: Add support for a "gcc_subdir" variable in
13639 config-lang.in, to denote a subdirectory where the language/GCC
13640 integration files are to be found.
13641 * configure: Regenerate.
13643 2008-05-14 Ira Rosen <irar@il.ibm.com>
13645 PR tree-optimization/36098
13646 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13647 value for the first load in the group in case of a gap.
13648 (vect_build_slp_tree): Check that there are no gaps in loads.
13650 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13652 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13653 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13654 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13655 emit_insn and remove unneeded code to construct extra args.
13656 (emit_no_conflict_block): Removed.
13657 * optabls.h: (emit_no_conflict_block): Removed.
13658 * cse.c (cse_extended_basic_block): Remove search for
13659 REG_NO_CONFLICT note.
13660 * global.c: Removed incorrect comment added in revision 117.
13661 * expr.c (convert_move): Change call to emit_no_conflict_block to
13663 * recog.c: Change comments so that they do not mention
13665 * local_alloc.c (combine_regs): Removed last parameter.
13666 (no_conflict_p): Removed.
13667 (block_alloc): Removed note, no_conflict_combined_regno and set
13668 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13669 (combine_regs): Removed already_dead and code to look for
13670 REG_NO_CONFLICT notes.
13671 * lower_subreg (remove_retval_note): Removed code to look for
13672 REG_NO_CONFLICT block.
13673 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13674 (resolve_clobber): Remove code to process libcalls that have
13675 REG_NO_CONFLICT notes.
13676 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13678 * combine.c (can_combine_p, distribute_notes): Removed
13679 REG_NO_CONFLICT case.
13680 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13682 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13683 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13685 * reg-notes.def (NO_CONFLICT): Removed.
13687 2008-05-14 David S. Miller <davem@davemloft.net>
13689 * config/sparc/sparc.c (sparc_profile_hook): If
13690 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13691 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13692 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13694 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13696 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13698 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13701 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13702 and op1 expansion before vector concat to have less live pseudos.
13704 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13706 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13707 ix86_expand_vector_set if supported.
13709 2008-05-13 Diego Novillo <dnovillo@google.com>
13710 Kenneth Zadeck <zadeck@naturalbridge.com>
13712 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13714 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13715 phinodes_print_statistics, init_ssanames, fini_ssanames,
13716 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13717 release_ssa_name, release_defs, replace_ssa_name_symbol,
13718 ssanames_print_statistics): Move ...
13719 * tree-flow.h: ... here.
13720 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13721 Use FN instead of cfun.
13722 (make_ssa_name_fn): Rename from make_ssa_name.
13723 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13724 * tree-flow-inline.h (make_ssa_name): Move from
13725 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13726 * omp-low.c (expand_omp_parallel):
13727 * tree-flow-inline.h (redirect_edge_var_map_result):
13728 * tree-ssa.c (init_tree_ssa): Add argument FN.
13729 Use it instead of cfun. Update all users.
13731 2008-05-13 Tom Tromey <tromey@redhat.com>
13733 PR preprocessor/22168:
13734 * doc/cpp.texi (Top): Update menu.
13735 (Alternatives to Wrapper #ifndef): New node.
13736 (Other Directives): Document deprecation.
13737 (Obsolete Features): Remove menu.
13738 (Assertions): Merge node into Obsolete Features.
13739 (Obsolete once-only headers): Move earlier; rename to Alternatives
13740 to Wrapper #ifndef.
13741 * doc/cppopts.texi: Update.
13742 * c.opt (Wdeprecated): Enable for C and ObjC.
13743 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13744 (C++ Dialect Options): Move -Wno-deprecated from here to...
13745 (Warning Options): ... here.
13747 2008-05-13 Richard Guenther <rguenther@suse.de>
13749 PR middle-end/36227
13750 * fold-const.c (fold_sign_changed_comparison): Do not allow
13751 changes in pointer-ness.
13753 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13756 * config/sh/sh.c (sh_expand_prologue): Don't clear
13757 RTX_FRAME_RELATED_P for push insns.
13759 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13761 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13763 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13765 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13766 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13767 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13769 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13771 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13772 (*vec_concatv4sf_sse): This.
13773 (*sse2_concatv2si): Renamed to ...
13774 (*vec_concatv2si_sse2): This.
13775 (*sse1_concatv2si): Renamed to ...
13776 (*vec_concatv2si_sse): This.
13777 (*vec_concatv2di_rex): Renamed to ...
13778 (*vec_concatv2di_rex64): This.
13779 (*vec_concatv2si_sse4_1): New.
13780 (*vec_concatv2di_rex64_sse4_1): Likewise.
13782 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13784 PR rtl-optimization/36111
13785 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13786 that was created for swappable operands.
13788 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13791 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13792 * configure.ac: Add call to ACX_PROG_GNAT.
13794 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13796 * optc-gen.awk: Fix comment typo.
13798 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13800 * pretty-print.c (pp_integer_with_precision): Use
13801 HOST_LONG_LONG_FORMAT.
13803 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13805 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13807 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13809 * config/i386/i386.c (bdesc_ptest): Removed.
13810 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13811 (bdesc_args): Add __builtin_ia32_ptestz128,
13812 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13813 (ix86_init_mmx_sse_builtins): Updated.
13814 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13815 (ix86_expand_builtin): Updated.
13817 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13819 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13820 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13822 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13824 * value-prof.c (interesting_stringop_to_profile): Do not
13825 return early for BUILT_IN_MEMPCPY.
13827 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13829 * calls.c (expand_call): Don't use callgraph to increase
13830 preferred_stack_boundary.
13832 * cgraph.h (cgraph_rtl_info): Use unsigned on
13833 preferred_incoming_stack_boundary.
13835 * final.c (rest_of_clean_state): Use unsigned on
13836 preferred_stack_boundary.
13838 2008-05-09 Tom Tromey <tromey@redhat.com>
13840 PR preprocessor/22231:
13841 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13844 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13846 PR tree-optimization/36129
13847 * tree-ssa-ccp.c: Include value-prof.h.
13848 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13849 built-in function was folded to a constant.
13850 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13852 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13853 Sebastian Pop <sebastian.pop@amd.com>
13855 * tree-scalar-evolution.c: Document instantiate_scev.
13856 (instantiate_parameters_1): Renamed instantiate_scev_1.
13857 Don't use the same loop for instantiation_loop and evolution_loop.
13858 (instantiate_scev): New.
13859 (instantiate_parameters): Moved...
13860 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13861 same loop twice. Maintains the semantics for this function.
13862 * tree-scalar-evolution.h (instantiate_scev): Declare.
13863 (instantiate_parameters): ...here. Now static inline.
13864 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13865 instead of resolve_mixers.
13867 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13869 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13871 2008-05-09 Tomas Bily <tbily@suse.cz>
13873 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13874 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13875 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13876 * c-common.c (c_common_truthvalue_conversion): Likewise.
13877 * tree-object-size.c (compute_object_offset): Likewise.
13878 * tree-inline.c (estimate_num_insns_1): Likewise.
13879 * varasm.c (const_hash_1, compare_constant, copy_constant)
13880 (compute_reloc_for_constant, output_addressed_constants)
13881 (initializer_constant_valid_p): Likewise.
13882 * c-omp.c (check_omp_for_incr_expr): Likewise.
13883 * gimplify.c (gimplify_expr): Likewise.
13884 * c-typeck.c (c_finish_return): Likewise.
13885 * tree-vectorizer.c (supportable_widening_operation)
13886 (supportable_narrowing_operation): Likewise.
13887 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13888 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13889 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13890 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13891 (descr_info_loc): Likewise.
13892 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13893 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13894 (fold_unary): Likewise.
13895 * builtins.c (get_pointer_alignment): Likewise.
13896 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13897 (instantiate_parameters_1): Likewise.
13898 * tree.c (expr_align, stabilize_reference): Likewise.
13899 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13900 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13901 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13902 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13903 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13904 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13906 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13907 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13908 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13909 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13910 (forward_propagate_comparison)
13911 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13912 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13913 * emit-rtl.c (component_ref_for_mem_expr)
13914 (set_mem_attributes_minus_bitpos): Likewise.
13915 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13916 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13918 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13919 (build_function_call, pointer_diff, build_compound_expr)
13920 (c_finish_return): Likewise.
13921 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13922 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13924 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13925 * expr.c (is_aligning_offset): Likewise.
13926 * tree-ssa-alias.c (is_escape_site): Likewise.
13927 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13928 (check_all_va_list_escapes): Likewise.
13929 * tree-ssa-loop-ivopts.c (determine_base_object)
13930 (determine_common_wider_type): Likewise.
13931 * dojump.c (do_jump): Likewise.
13932 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13933 * tree-gimple.c (is_gimple_cast): Likewise.
13934 * fold-const.c (decode_field_reference, )
13935 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13936 (fold_binary): Likewise.
13937 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13938 (already_warned_in_frontend_p): Likewise.
13939 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13940 * tree.c (really_constant_p, get_unwidened): Likewise.
13941 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13942 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13943 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13945 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13947 (CONVERT_EXPR_P): Define.
13948 (CASE_CONVERT): Define.
13950 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13952 PR middle-end/36117
13953 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13954 (delete_unmarked_insns): When deleting a call, call
13955 delete_unreachable_blocks.
13956 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13957 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13959 2008-05-08 Richard Guenther <rguenther@suse.de>
13961 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13962 (-ftree-salias): Likewise.
13963 (salias-max-implicit-fields): Remove param documentation.
13964 (salias-max-array-elements): Likewise.
13965 * tree-pass.h (pass_create_structure_vars): Remove.
13966 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13967 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13968 * tree-ssa-alias.c (create_structure_vars): Remove.
13969 (gate_structure_vars): Likewise.
13970 (pass_create_structure_vars): Likewise.
13971 (gate_build_alias): Likewise.
13972 (pass_build_alias): Adjust to run always and dump the function.
13973 * common.opt (ftree-salias): Hide.
13974 * passes.c (init_optimization_passes): Remove
13975 pass_create_structure_vars, adjust comment.
13976 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13977 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13978 * opts.c (decode_options): Do not set flag_tree_salias.
13979 (common_handle_option): Add OPT_ftree_salias to the backward
13980 compatibility section.
13982 2008-05-08 Richard Guenther <rguenther@suse.de>
13984 * tree-flow-inline.h (var_can_have_subvars): Move ...
13985 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13986 * tree-flow.h (var_can_have_subvars): Remove.
13987 (push_fields_onto_fieldstack): Remove.
13988 (sort_fieldstack): Likewise.
13989 (struct fieldoff): Move ...
13990 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13991 alias_set and base_for_components fields.
13992 (sort_fieldstack): Make static.
13993 (push_fields_onto_fieldstack): Likewise. Remove code that
13994 handles anything but RECORD_TYPEs. Remove alias_set and
13995 base_for_components handling.
13996 (create_variable_info_for): Adjust.
13998 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
14000 * common.opt (Wframe-larger-than=): Shorten the help message
14002 * doc/invoke.texi (Wframe-larger-than=): Add more description.
14004 2008-05-08 Rafael Espíndola <espindola@google.com>
14006 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
14008 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
14009 trap and that both operands are gimple values.
14010 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
14011 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14014 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14016 * read-rtl.c (join_c_conditions): Return the first string if the
14017 two strings are equal.
14019 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14021 * gensupport.h (pred_data): Add a "num_codes" field.
14022 (add_predicate_code): Declare.
14023 * gensupport.c (add_predicate_code): New function.
14024 (std_pred_table): Add an "allows_const_p" field.
14025 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14026 Remove the (incomplete) list of such codes from the codes field.
14027 (init_predicate_table): Use add_predicate_code. Add all
14028 RTX_CONST_OBJs if allows_const_p is true.
14029 * genrecog.c (process_define_predicate): Use add_predicate_code.
14031 2008-05-08 David Daney <ddaney@avtrex.com>
14032 Richard Sandiford <rsandifo@nildram.co.uk>
14034 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
14035 special case of constant zero operands.
14036 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
14037 old and new values. Special case constant zero values.
14038 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
14040 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
14041 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
14043 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
14046 * simplify-rtx.c (simplify_plus_minus): Create CONST of
14047 similar RTX_CONST_OBJ before CONST_INT.
14049 2008-05-08 Steve Ellcey <sje@cup.hp.com>
14051 * stmt.c (expand_stack_restore): Change sa mode if needed.
14053 2008-05-08 Richard Guenther <rguenther@suse.de>
14055 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
14056 return type to bool.
14057 (ix86_sol10_return_in_memory): Likewise.
14058 (ix86_i386elf_return_in_memory): Likewise.
14059 (ix86_i386interix_return_in_memory): Likewise.
14060 * config/i386/i386.c (ix86_return_in_memory): Likewise.
14061 (ix86_sol10_return_in_memory): Likewise.
14062 (ix86_i386elf_return_in_memory): Likewise.
14063 (ix86_i386interix_return_in_memory): Likewise.
14065 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14068 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
14070 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
14071 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
14074 2008-05-08 Richard Guenther <rguenther@suse.de>
14076 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
14077 * tree-data-ref.h (struct dr_alias): Remove subvars field.
14078 (DR_SUBVARS): Remove.
14079 * tree-dfa.c (dump_subvars_for): Remove.
14080 (debug_subvars_for): Likewise.
14081 (dump_variable): Do not dump subvars.
14082 (remove_referenced_var): Do not remove subvars.
14083 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
14084 (lookup_subvars_for_var): Remove.
14085 (get_subvars_for_var): Likewise.
14086 (get_subvars_at): Likewise.
14087 (get_first_overlapping_subvar): Likewise.
14088 (overlap_subvar): Likewise.
14089 * tree-flow.h (subvar_t): Remove.
14090 (struct var_ann_d): Remove subvars field.
14091 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
14092 argument. Remove special handling of SFTs.
14093 (compute_tag_properties): Likewise.
14094 (set_initial_properties): Likewise.
14095 (compute_call_clobbered): Likewise.
14096 (count_mem_refs): Likewise.
14097 (compute_memory_partitions): Likewise.
14098 (compute_flow_insensitive_aliasing): Likewise.
14099 (setup_pointers_and_addressables): Likewise.
14100 (new_type_alias): Likewise.
14101 (struct used_part): Remove.
14102 (used_portions): Likewise.
14103 (struct used_part_map): Likewise.
14104 (used_part_map_eq): Likewise.
14105 (used_part_map_hash): Likewise.
14106 (free_used_part_map): Likewise.
14107 (up_lookup): Likewise.
14108 (up_insert): Likewise.
14109 (get_or_create_used_part_for): Likewise.
14110 (create_sft): Likewise.
14111 (create_overlap_variables_for): Likewise.
14112 (find_used_portions): Likewise.
14113 (create_structure_vars): Likewise.
14114 * tree.def (STRUCT_FIELD_TAG): Remove.
14115 * tree.h (MTAG_P): Adjust.
14116 (struct tree_memory_tag): Remove base_for_components and
14117 unpartitionable flags.
14118 (struct tree_struct_field_tag): Remove.
14119 (SFT_PARENT_VAR): Likewise.
14120 (SFT_OFFSET): Likewise.
14121 (SFT_SIZE): Likewise.
14122 (SFT_NONADDRESSABLE_P): Likewise.
14123 (SFT_ALIAS_SET): Likewise.
14124 (SFT_UNPARTITIONABLE_P): Likewise.
14125 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
14126 (union tree_node): Remove sft field.
14127 * alias.c (get_alias_set): Remove special handling of SFTs.
14128 * print-tree.c (print_node): Remove handling of SFTs.
14129 * tree-dump.c (dequeue_and_dump): Likewise.
14130 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
14131 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
14132 * tree-predcom.c (set_alias_info): Do not set subvars.
14133 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
14134 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
14135 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
14136 (add_vars_for_offset): Remove.
14137 (add_virtual_operand): Remove special handling of SFTs.
14138 (add_call_clobber_ops): Likewise.
14139 (add_call_read_ops): Likewise.
14140 (get_asm_expr_operands): Likewise.
14141 (get_modify_stmt_operands): Likewise.
14142 (get_expr_operands): Likewise.
14143 (add_to_addressable_set): Likewise.
14144 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
14145 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14146 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
14147 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
14148 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
14149 (tree_node_structure): Likewise.
14150 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
14152 (find_what_p_points_to): Likewise.
14154 2008-05-08 Sa Liu <saliu@de.ibm.com>
14156 * config/spu/spu.md: Fixed subti3 pattern.
14158 2008-05-08 Richard Guenther <rguenther@suse.de>
14160 PR middle-end/36154
14161 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14162 sure to create a representative for trailing arrays for PTA.
14164 2008-05-08 Richard Guenther <rguenther@suse.de>
14166 PR middle-end/36172
14167 * fold-const.c (operand_equal_p): Two objects which types
14168 differ in pointerness are not equal.
14170 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14172 * calls.c (compute_argument_block_size): Add argument tree fndecl.
14173 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
14174 (emit_library_call_value_1): Add new variable fndecl initialized by
14175 NULL_TREE. It should be the decl type of orgfun, but this information
14176 seems not to be available here, so it uses the default calling abi.
14177 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
14178 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
14179 by TARGET_RETURN_IN_MEMORY.
14180 * config/i386/i386-interix.h: Likewise.
14181 * config/i386/i386.h: Likewise.
14182 * config/i386/i386elf.h: Likewise.
14183 * config/i386/ptx4-i.h: Likewise.
14184 * config/i386/sol2-10.h: Likewise.
14185 * config/i386/sysv4.h: Likewise.
14186 * config/i386/vx-common.h: Likewise.
14187 * config/cris/cris.h: Removed #if 0 clause.
14188 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
14189 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
14191 (ix86_sol10_return_in_memory): Likewise.
14192 (ix86_i386elf_return_in_memory): New.
14193 (ix86_i386interix_return_in_memory): New.
14194 * config/mt/mt-protos.h (mt_return_in_memory): New.
14195 * config/mt/mt.c: Likewise.
14196 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14197 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
14198 * config/bfin/bfin.h: Likewise.
14199 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14201 * config/bfin/bfin.c: Likewise.
14202 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14203 * config/alpha/unicosmk.h: Likewise.
14204 * config/i386/cygming.h: Likewise.
14205 * config/iq2000/iq2000.h: Likewise.
14206 * config/mips/mips.h: Likewise.
14207 * config/mn10300/mn10300.h: Likewise.
14208 * config/rs6000/rs6000.h: Likewise.
14209 * config/score/score.h: Likewise.
14210 * config/spu/spu.h: Likewise.
14211 * config/v850/v850.h: Likewise.
14212 * defaults.h: Likewise.
14213 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14214 * expr.c (emit_block_move): Adjust use of
14215 OUTGOING_REG_PARM_STACK_SPACE.
14216 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14217 OUTGOING_REG_PARM_STACK_SPACE.
14218 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14220 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14222 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14223 on OMP_RETURN for OMP_FOR.
14226 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14227 (fortran_common): New function.
14228 (gen_variable_die): Call fortran_common instead of common_check,
14229 adjust for it returning tree instead of rtx. Formatting.
14231 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14235 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14236 * c-decl.c (merge_decls): Ditto.
14237 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14238 to RTL_CONST_OR_PURE_CALL_P.
14239 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14240 Initialized DECL_LOOPING_CONST_PURE.
14241 (process_call_operands): Set tree_side_effects properly.
14242 * tree.h (TREE_READONLY_DECL_P): Removed.
14243 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14244 (DECL_LOOPING_OR_CONST_P): New macro.
14245 (struct tree_function_decl): Added looping_const_or_pure_p.
14246 (ECF_*) Renumbered.
14247 (ECF_LOOPING_OR_CONST_P): New macro.
14248 * rtlanal.c (pure_const_p): Removed.
14249 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14250 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14251 to RTL_CONST_CALL_P.
14252 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14253 (check_decl, check_tree, check_call, scan_function): Initialize
14255 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14256 (static_execute): Set looping true for recursive functions.
14257 Undo setting state to IPA_NEITHER for recursive functions.
14258 * cse.c (cse_insn):
14259 * ifcvt.c (noce_can_store_speculate_p): Changed
14260 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14261 RTL_CONST_OR_PURE_CALL_P.
14262 * dse.c (scan_insn): Ditto.
14263 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14264 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14265 RTL_CONST_OR_PURE_CALL_P.
14266 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14267 pure_call_p to RTL_CONST_CALL_P.
14268 * gimplify.c (gimplify_call_expr): Clear side effects for
14269 non-looping pure and constant calls.
14270 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14271 (flags_from_decl_or_type): Set ecf flags from decl flags.
14272 (initialize_argument_information): Turn off
14273 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14274 Change const to pure if callee_copies is true rather than just
14276 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14277 way of marking pure calls.
14278 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14279 Remove hack that was supposed to fix pr7335 and remove old
14280 way of marking pure calls.
14281 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14282 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14283 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14284 RTL_CONST_OR_PURE_CALL_P.
14285 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14286 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14287 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14288 * sched-deps.c (schedule_analyze): Ditto.
14289 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14290 return_val field of calls to represent pure and const function info.
14291 (CONST_OR_PURE_CALL_P): Deleted macro.
14292 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14293 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14294 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14296 * tree-optimize.c (execute_fixup_cfg): Added test for
14297 ECF_LOOPING_CONST_OR_PURE.
14298 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14300 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14301 effects for looping pure or const calls.
14302 (verify_gimple_expr): Added verification code.
14303 * config/alpha/alpha.c (alpha_legitimize_address,
14304 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14306 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14307 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14308 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14309 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14310 RTL_CONST_OR_PURE_CALL_P.
14311 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14312 and const calls to be deleted.
14314 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14317 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14318 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14319 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14320 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14321 to handle nonimmediate operands.
14322 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14323 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14324 to handle nonimmediate operands.
14325 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14326 (mmx_pmulhrwv4hi3): New expander. Use
14327 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14328 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14329 (sse2_umulv1siv1di3): New expander. Use
14330 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14331 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14332 (mmx_eq<mode>3): New expander. Use
14333 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14334 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14335 (mmx_uavgv8qi3): New expander. Use
14336 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14337 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14338 (mmx_uavgv4hi3): New expander. Use
14339 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14341 * config/i386/sse.md
14342 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14343 to handle nonimmediate operands.
14344 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14345 to handle nonimmediate operands.
14346 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14347 to handle nonimmediate operands.
14348 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14349 to handle nonimmediate operands.
14350 (sse2_unpckhpd_exp): New expander. Use
14351 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14352 (sse2_unpcklpd_exp): New expander. Use
14353 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14354 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14355 to handle nonimmediate operands.
14356 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14357 to handle nonimmediate operands.
14358 (*sse2_<plusminus_insn><mode>3): Rename from
14359 sse2_<plusminus_insn><mode>3 insn pattern.
14360 (sse2_<plusminus_insn><mode>3): New expander. Use
14361 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14362 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14363 (sse2_umulv2siv2di3): New expander. Use
14364 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14365 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14366 (sse4_1_mulv2siv2di3): New expander. Use
14367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14368 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14369 (sse2_pmaddwd): New expander. Use
14370 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14371 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14372 (sse2_eq<mode>3): New expander. Use
14373 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14374 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14375 (sse4_1_eqv2di3): New expander. Use
14376 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14377 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14378 (sse2_uavgv16qi3): New expander. Use
14379 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14380 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14381 (sse2_uavgv16qi3): New expander. Use
14382 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14383 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14384 (sse2_uavgv8hi3): New expander. Use
14385 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14386 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14387 (ssse3_pmulhrswv8hi3): New expander. Use
14388 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14389 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14390 (ssse3_pmulhrswv4hi3): New expander. Use
14391 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14393 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14394 (<sse>_vmmul<mode>3): Ditto.
14395 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14397 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14398 (ssse3_pmaddubsw): Ditto.
14400 * config/i386/i386.c (struct_builtin_description)
14401 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14402 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14403 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14404 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14405 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14406 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14407 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14408 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14409 (ix86_fixup_binary_operands): Assert that src1
14410 and src2 must have the same mode when swapped.
14411 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14412 and ix86_binary_operator_ok. Do not force operands in registers
14415 2008-05-07 Jan Hubicka <jh@suse.cz>
14417 * cgraph.c (dump_cgraph_node): Update.
14418 * cgraph.h (cgraph_local_info): Break out inline summary.
14419 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14421 * ipa-inline (inline_summary): New accestor function.
14422 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14423 cgraph_decide_inlining, compute_inline_parameters): Update.
14424 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14426 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14428 Cleanup ColdFire scheduling support and add V4 pipeline model.
14430 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14431 (define_attr cpu): Add cfv4 value.
14432 (define_attr type, define_attr type1): Merge into a single 'type'
14433 attribute. Update all uses.
14434 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14435 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14437 (define_attr opx_mem, define_attr opy_mem): Remove.
14438 (define_attr op_mem): Clean up, update comment.
14439 (define_attr size): Use specific values instead of general int.
14440 (define_attr guess, define_attr split): Remove. Update all uses.
14441 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14442 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14443 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14444 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14445 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14446 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14447 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14448 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14449 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14450 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14451 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14452 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14453 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14454 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14455 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14456 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14457 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14458 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14459 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14460 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14461 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14462 Update or set attributes.
14463 (stack_tie): New fake instruction.
14465 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14466 (m68k_sched_attr_size): Update declaration.
14467 (m68k_sched_attr_type2): Remove.
14468 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14469 Declare new bypass predicates.
14471 * config/m68k/m68k.c (m68k_sched_issue_rate,
14472 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14474 (TARGET_SCHED_ISSUE_RATE,
14475 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14476 (override_options): Handle scheduling for ColdFire V4 core.
14477 (m68k_expand_prologue): Emit stack_tie.
14478 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14479 'OP_TYPE_FPN'. Update all uses.
14480 (sched_guess_p): Remove.
14481 (sched_address_type): Handle symbolic addresses.
14482 (sched_get_operand): New static function.
14483 (sched_operand_type): Merge into sched_attr_op_type.
14484 (sched_attr_op_type): Handle FP registers, handle quick constants,
14486 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14487 (m68k_sched_attr_size): Update. Move logic to ...
14488 (sched_get_attr_size_int): New static function.
14489 (sched_get_opxy_mem_type): New static function.
14490 (m68k_sched_attr_op_mem): Update.
14491 (m68k_sched_attr_type2): Remove.
14492 (sched_cfv4_bypass_data): New static variable.
14493 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14494 (m68k_sched_issue_rate): Implement scheduler hook.
14495 (struct _sched_ib: enabled_p): New field.
14496 (m68k_sched_variable_issue): Update. Handle V4.
14497 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14498 sched_dump_class_func_t, sched_dump_split_class,
14499 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14500 sched_dump_dfa_class, m68k_sched_dump): Remove.
14501 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14503 (m68k_sched_init_global): Remove statisctics dumping, introduce
14504 sanity check that all instructions have pipeline reservations. Handle
14506 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14507 Handle ColdFire V4 core.
14508 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14509 New static functions.
14510 (m68k_sched_address_bypass_p): New bypass predicate.
14511 (sched_get_indexed_address_scale): New static function.
14512 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14514 * cf.md: Update comments.
14515 (define_attr type2): Remove. Use 'type' attribute instead.
14517 (cf_ib): Rename to cfv123_ib. Update all uses.
14518 (cf_oep): Rename to cfv123_oep. Update all uses.
14519 (cf_chr): Rename to cfv123_chr. Update all uses.
14520 (cf_mem): Rename to cfv123_mem. Update all uses.
14521 (cf_mac): Move to more appropriate place.
14522 (cfv123_guess): New automaton and cpu_unit.
14523 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14524 Update uses of 'size' attribute. Handle before reload scheduling.
14525 (cfv123_guess): New dummy reservation for unhandled instructions.
14526 (cfv4_*): Pipeline description of ColdFire V4 core.
14527 (ignore): New reservation to handle 'ignore' type.
14529 2008-05-07 Ian Lance Taylor <iant@google.com>
14531 PR middle-end/36013
14532 * gimplify.c (find_single_pointer_decl_1): Don't look through
14534 (find_single_pointer_decl): Adjust comments.
14536 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14538 PR middle-end/36137
14539 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14540 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14542 PR middle-end/36106
14543 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14544 integral type rather than floating point, then VIEW_CONVERT_EXPR
14545 to the floating point type.
14547 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14549 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14550 TFmode op0 to register.
14552 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14554 * c-decl.c (grokdeclarator): Comment typo.
14556 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14558 * tree-flow.h: Remove prototype for computed_goto_p.
14559 * tree-cfg.c (computed_goto_p): Make static.
14561 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14564 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14565 (contains_aligned_value_p): This. Handle _Decimal128.
14566 (ix86_function_arg_boundary): Only align _Decimal128 to its
14567 natural boundary and handle it properly.
14569 2008-05-06 Martin Jambor <mjambor@suse.cz>
14571 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14572 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14573 (ipcp_method_set_orig_node): Removed.
14574 (ipcp_cval_get_cvalue_type): Removed.
14575 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14576 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14577 (ipcp_cval_set_cvalue_type): Removed.
14578 (ipcp_cval_get_cvalue): Removed.
14579 (ipcp_cval_set_cvalue): Removed.
14580 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14581 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14582 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14583 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14584 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14585 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14586 (ipcp_get_ith_lattice): Changed parameters.
14587 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14588 (ipcp_lattice_from_jfunc): Changed parameters.
14589 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14590 (ipcp_method_cval_print): Added temporary variable info.
14591 (ipcp_redirect): Removed already unused local variable caller.
14592 (ipcp_redirect): New temporary variable orig_callee_info
14593 (ipcp_redirect): Removed newly unused local variable callee.
14594 (ipcp_redirect): Removed (a bit confusing) local variable type.
14595 (ipcp_insert_stage): Added local variable info.
14596 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14598 (ipcp_formal_create): Removed.
14599 (ipcp_method_cval_set): Removed.
14600 (ipcp_propagate_stage): Renamed lattice variables.
14601 (ipcp_method_cval_set_cvalue_type): Removed.
14602 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14603 (ipcp_print_all_lattices): Changed printed strings to refer to
14604 lattices rather than cvals.
14605 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14606 (ipcp_propagate_const): Changed formal parameters.
14607 (build_const_val): Changed formal parameters.
14608 (ipcp_insert_stage): Removed useless variable cvalue
14609 (build_const_val): Changed formal parameters.
14610 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14611 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14612 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14613 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14614 (ipcp_print_func_profile_counts): Changed string from "method" to
14616 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14617 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14618 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14619 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14620 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14621 (ipcp_lat_is_const): Changed parameters and made inline.
14622 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14623 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14624 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14625 the predicate condition directly
14626 (ipcp_propagate_stage): Added local variable args. Removed local
14627 variable callee. (Both are mere code simplifications.)
14628 (ipcp_method_dont_insert_const): Renamed to
14629 ipcp_node_not_modifiable_p.
14630 (ipcp_node_not_modifiable_p): Made inline.
14631 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14632 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14633 (ipcp_print_all_lattices): Removed variable cvalue
14634 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14637 2008-05-06 Olivier Hainque <hainque@adacore.com>
14639 * tree-sra.c (try_instantiate_multiple_fields): Early return
14640 if field has POINTER_TYPE.
14642 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14644 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14645 by using 'q' specifier for instruction.
14646 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14648 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14650 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14651 Change mode of zero_extract from QImode to HImode.
14652 (sign bit tests peepholes): (Ditto.).
14654 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14656 * config/i386/mmx.md: Remove double backslashes from asm templates.
14657 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14658 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14659 to handle nonimmediate operands.
14660 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14661 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14662 to handle nonimmediate operands.
14663 (*mmx_<code>v2sf3_finite): New insn pattern.
14664 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14665 (mmx_<code>v2sf3): New expander. Use
14666 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14667 (mmx_<plusminus_insn><mode>3): New expander. Use
14668 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14669 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14670 (mmx_add<mode>3): Removed.
14671 (mmx_ssadd<mode>3): Ditto.
14672 (mmx_usadd<mode>3): Ditto.
14673 (mmx_sub<mode>3): Ditto.
14674 (mmx_sssub<mode>3): Ditto.
14675 (mmx_ussub<mode>3): Ditto.
14676 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14677 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14678 to handle nonimmediate operands.
14679 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14681 (mmx_smulv4hi3_highpart): New expander. Use
14682 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14683 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14685 (mmx_umulv4hi3_highpart): New expander. Use
14686 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14687 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14688 (mmx_<code>v4hi3): New expander. Use
14689 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14690 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14691 (mmx_<code>v8qi3): New expander. Use
14692 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14693 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14694 (mmx_<code><mode>3): New expander. Use
14695 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14697 2008-05-05 Jan Hubicka <jh@suse.cz>
14699 PR tree-optimization/36118
14700 * passes.c (pass_init_dump_file): Fix dump header.
14702 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14704 PR middle-end/36141
14705 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14706 VCE for function decls.
14708 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14710 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14712 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14714 * config/i386/i386.md (sat_plusminus): New.
14715 (plusminus_insn): Likewise.
14716 (plusminus_mnemonic): Likewise.
14718 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14719 (*<addsub><mode>3_cc_overflow): Renamed to ...
14720 (*<plusminus_insn><mode>3_cc_overflow): This.
14721 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14722 (*<plusminus_insn>si3_zext_cc_overflow): This.
14724 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14725 (<plusminus_insn><mode>3): This.
14726 (*<addsub><mode>3): Renamed to ...
14727 (*<plusminus_insn><mode>3): This.
14728 (<sse>_vm<addsub><mode>3): Renamed to ...
14729 (<sse>_vm<plusminus_insn><mode>3): This.
14730 (sse3_h<addsub>v4sf3): Renamed to ...
14731 (sse3_h<plusminus_insn>v4sf3): This.
14732 (sse3_h<addsub>v2df3): Renamed to ...
14733 (sse3_h<plusminus_insn>v2df3): This.
14734 (<plusminus_insn><mode>3): New.
14735 (*<plusminus_insn><mode>3): Likewise.
14736 (sse2_<plusminus_insn><mode>3): Likewise.
14737 (add<mode>): Removed.
14738 (*add<mode>3): Likewise.
14739 (sse2_ssadd<mode>3): Likewise.
14740 (sse2_usadd<mode>3): Likewise.
14741 (sub<mode>3): Likewise.
14742 (*sub<mode>3): Likewise.
14743 (sse2_sssub<mode>3): Likewise.
14744 (sse2_ussub<mode>3): Likewise.
14746 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14748 * gthr-single.h: Add in required interface elements as per gthr.h.
14749 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14750 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14751 Generalize UNUSED macro.
14752 (__gthread_once): Add.
14753 (__gthread_key_create): Add.
14754 (__gthread_key_delete): Add.
14755 (__gthread_getspecific): Add.
14756 (__gthread_setspecific): Add.
14758 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14760 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14761 the same size types for the indirect reference on the rhs, then
14764 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14766 * config/i386/i386.md
14767 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14768 one insn template instead of template series.
14769 (*xordi_1_rex64): Ditto.
14770 (*xordi_2_rex64): Ditto.
14772 2008-05-05 Ira Rosen <irar@il.ibm.com>
14774 PR tree-optimization/36119
14775 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14778 2008-06-04 Jan Hubicka <jh@suse.cz>
14780 tree-optimization/36100
14781 * tree-pass.h (pass_O0_always_inline): Declare.
14782 * ipa-inline.c (inline_transform): Remove dead code.
14783 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14784 pass_O0_always_inline): New.
14785 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14787 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14789 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14790 mnemonic in this_param move for TARGET_64BIT.
14792 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14794 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14795 (*strmovsi_rex_1): Ditto.
14796 (*strsetsi_1): Ditto.
14797 (*strsetsi_rex_1): Ditto.
14799 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14800 adddicc expanders using SWI mode iterator.
14802 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14805 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14808 2008-05-04 David S. Miller <davem@davemloft.net>
14810 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14811 (sparc*-*-linux*): Use linux.h in tm_file.
14812 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14813 compiler defaulting to 32-bit.
14814 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14816 * config/sparc/linux.h: Remove definitions now obtained
14817 properly from linux.h
14818 * config/sparc/linux64.h: Likewise.
14819 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14820 don't want this setting for 32-bit builds in a biarch compiler.
14821 * doc/install.texi: Add sparc-linux to list of targets
14822 supporting --enable-targets=all.
14824 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14826 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14828 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14830 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14831 after V4SI_FTYPE_V8HI.
14832 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14833 case V4SI_FTYPE_V2DF.
14835 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14837 * doc/invoke.texi (max-flow-memory-locations): Removed.
14838 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14840 2008-05-03 Richard Guenther <rguenther@suse.de>
14842 PR middle-end/34973
14843 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14845 2008-05-02 David S. Miller <davem@davemloft.net>
14847 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14849 2008-05-02 Simon Baldwin <simonb@google.com>
14852 * c-common.h (warn_array_subscript_range): Removed.
14853 * c-common.c (warn_array_subscript_range): Ditto.
14854 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14855 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14857 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14859 * config/i386/i386.c (ix86_special_builtin_type): New.
14860 (bdesc_special_args): Likewise.
14861 (ix86_expand_special_args_builtin): Likewise.
14862 (ix86_init_mmx_sse_builtins): Updated.
14863 (ix86_expand_builtin): Updated.
14864 (ix86_expand_store_builtin): Removed.
14865 (ix86_expand_unop_builtin): Likewise.
14867 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14868 * config/i386/mmintrin.h (__v2sf): Here.
14870 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14872 (_mm_loadl_pi): Likewise.
14873 (_mm_storeh_pi): Replace __v2si with __v2sf.
14874 (_mm_storel_pi): Likewise.
14876 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14877 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14878 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14879 __builtin_ia32_loadlpd.
14881 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14883 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14884 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14885 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14886 (ix86_init_mmx_sse_builtins): Updated.
14887 (ix86_expand_args_builtin): Likewise.
14888 (ix86_expand_builtin): Likewise.
14889 (ix86_expand_unop1_builtin): Renamed to ...
14890 (ix86_expand_unop_vec_merge_builtin): This.
14892 2008-05-01 Jan Hubicka <jh@suse.cz>
14895 * ipa-inline.c (inline_generate_summary): Make static.
14896 (inline_transform): Do not call inlining at -O0; make static.
14897 * passes.c (execute_todo): Add sanity check.
14898 (execute_one_ipa_transform_pass): Execute proper flags.
14900 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14902 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14903 (DECL_NONADDRESSABLE_P): Likewise.
14904 * alias.c (record_component_aliases): Fix comment.
14906 2008-05-01 Simon Baldwin <simonb@google.com>
14908 * c-common.h (warn_array_subscript_range): New function.
14909 * c-common.c (warn_array_subscript_range): Ditto.
14910 * tree-vrp.c (check_array_ref): Corrected code to agree with
14911 comment, ignoring only arrays of size 0 or size 1.
14912 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14914 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14916 * config/i386/i386.c (ix86_builtin_type): Replace
14917 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14918 (bdesc_args): Updated.
14919 (ix86_init_mmx_sse_builtins): Likewise.
14920 (ix86_expand_args_builtin): Likewise.
14922 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14925 * doc/extend.texi: Correct __builtin_ia32_palignr.
14927 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14930 * config/i386/i386.c (bdesc_crc32): Removed.
14931 (ix86_expand_crc32): Likewise.
14932 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14933 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14934 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14935 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14936 UINT_FTYPE_UINT_UCHAR.
14937 (bdesc_args): Updated. Add crc32 builtins.
14938 (ix86_init_mmx_sse_builtins): Updated.
14939 (ix86_expand_args_builtin): Updated to support subreg.
14941 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14943 2008-05-01 Jan Hubicka <jh@suse.cz>
14945 * tree-pass.h (opt_pass): Add IPA_PASS.
14946 (varpool_node, cgraph_node): Forward declare.
14947 (ipa_opt_pass): Define.
14948 (pass_ipa_inline): Turn into ipa_opt_pass.
14949 (pass_apply_inline): Remove.
14950 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14951 (apply_inline): Turn into ....
14952 (inline_transform): ... this one.
14953 (inline_generate_summary): New function.
14954 (pass_apply_inline): Remove.
14955 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14957 (struct function): Add ipa_transforms_to_apply.
14958 * passes.c (register_one_dump_file): Work on IPA_PASS.
14959 (init_optimization_passes): Remove pass_inline_parameters and
14961 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14962 (execute_one_pass) ... here; apply transforms when possible.
14963 (add_ipa_transform_pass, execute_ipa_summary_asses,
14964 execute_one_ipa_transform_pass): New.
14965 (execute_ipa_pass_list): Update for IPA_PASS type.
14967 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14969 * config/i386/i386.c (ix86_builtin_type): Add
14970 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14971 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14972 (bdesc_args): Add SSE4a builtins.
14973 (ix86_init_mmx_sse_builtins): Updated.
14974 (ix86_expand_args_builtin): Likewise.
14975 (ix86_expand_builtin): Likewise.
14977 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14979 * config/i386/i386.c (ix86_builtin_type): Add
14980 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14981 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14982 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14983 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14984 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14985 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14986 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14987 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14988 and DI_FTYPE_DI_DI_INT.
14989 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14990 (ix86_init_mmx_sse_builtins): Updated.
14991 (ix86_expand_args_builtin): Likewise.
14992 (ix86_expand_builtin): Likewise.
14993 (ix86_expand_binop_imm_builtin): Removed.
14995 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14997 2008-04-30 Richard Guenther <rguenther@suse.de>
14999 PR tree-optimization/32921
15000 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
15002 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
15004 * config/arm/arm.c (arm_unwind_emit): Use
15005 crtl->all_throwers_are_sibcalls instead of
15006 cfun->all_throwers_are_sibcalls.
15007 (arm_output_fn_unwind): Likewise.
15008 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
15009 instead of cfun->uses_pic_offset_table.
15010 (frv_expand_prologue): Likewise.
15011 (frv_frame_pointer_required): Likewise.
15012 (frv_expand_fdpic_call): Likewise.
15013 (frv_emit_movsi): Likewise.
15014 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15015 cfun->returns_pcc_struct instead of
15016 current_function_returns_pcc_struct.
15017 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15018 instead of cfun->calls_eh_return.
15019 (m32c_pushm_popm): Likewise.
15020 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15021 "extern" declaration.
15023 2008-04-30 Richard Guenther <rguenther@suse.de>
15025 PR tree-optimization/21636
15026 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15028 (evaluate_stmt): Print the likely value.
15029 (ccp_visit_stmt): Avoid excessive vertical spacing.
15031 2008-04-30 Rafael Espíndola <espindola@google.com>
15033 * builtins.c (fold_call_expr): Return realret.
15034 * tree-ssa-threadedge.c
15035 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15036 __builtin_object_size.
15038 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
15040 * gcc.c (wrapper_string): New variable.
15041 (insert_wrapper): New function.
15042 (execute): New option -wrapper.
15043 * doc/invoke.texi (Overall Options): New driver option -wrapper.
15045 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
15047 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
15048 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
15049 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
15051 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
15052 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
15053 config/rs6000/e500crtres64gprctr.asm,
15054 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
15055 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
15056 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
15057 config/rs6000/e500crtsav64gprctr.asm,
15058 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
15059 config/rs6000/e500crtsavg64gprctr.asm: New files.
15060 * config/rs6000/t-ppccomm: Add build rules for new files.
15061 (LIB2FUNCS_STATIC_EXTRA): Add new files.
15062 * config/rs6000/t-netbsd: Add build rules for new files.
15063 (LIB2FUNCS_STATIC_EXTRA): New variable.
15064 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
15065 (CRTSAVRES_DEFAULT_SPEC): Likewise.
15066 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
15068 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
15070 * config/i386/i386.c (ix86_builtin_type): Add
15071 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
15072 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
15073 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
15074 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
15075 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
15076 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
15077 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
15078 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
15079 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
15080 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
15081 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
15082 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
15083 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
15084 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
15085 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
15086 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
15087 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
15088 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
15089 V1DI_FTYPE_V2SI_V2SI.
15090 (bdesc_2arg): Moved to ...
15091 (bdesc_args): Here.
15092 (ix86_init_mmx_sse_builtins): Updated.
15093 (ix86_expand_args_builtin): Updated. Take a pointer
15094 to const struct builtin_description. Handle comparison
15096 (ix86_expand_sse_compare): Take a new argument for swapping operands.
15097 (ix86_expand_builtin): Updated.
15099 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
15100 (ssse3_pmaddubsw128): This.
15101 (ssse3_pmaddubswv4hi3): Renamed to ...
15102 (ssse3_pmaddubsw): This.
15104 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
15105 (__builtin_ia32_packssdw128): Likewise.
15106 (__builtin_ia32_packuswb128): Likewise.
15107 (__builtin_ia32_pmaddubsw): Likewise.
15108 (__builtin_ia32_pmaddubsw128): Likewise.
15110 2008-04-30 Richard Guenther <rguenther@suse.de>
15112 PR tree-optimization/14847
15113 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
15114 (recognize_bits_test): Use it.
15115 (recognize_single_bit_test): Likewise.
15117 2008-04-30 Martin Jambor <mjambor@suse.cz>
15119 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
15120 instead of setting number of formal parameters to zero.
15121 (ipcp_init_stage): Do not set the number of actual parameters to zero
15123 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
15124 which are called with variable number of arguments.
15125 (ipcp_insert_stage): Explicitely skipping all nodes which are
15126 called with variable number of arguments.
15127 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
15128 number of parameters.
15130 * ipa-prop.h (struct ipa_node_params): Added flag
15131 called_with_var_arguments
15132 (ipa_set_param_count): Added. Changed sole setter to use it.
15133 (ipa_get_param_count): Added. All readers of param_count
15134 converted to use it instead.
15135 (ipa_set_called_with_variable_arg): Added.
15136 (ipa_is_called_with_var_arguments): Added.
15137 (ipa_get_ith_param): Added. All readers of param_decls converted
15139 (ipa_set_cs_argument_count): Added, sole writer to argument_count
15141 (ipa_get_cs_argument_count): Added, all readers of argument_count
15143 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
15146 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
15147 (struct ipcp_lattice): Renamed cval_type to type
15148 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
15150 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
15151 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
15152 (ipcp_insert_stage): Changed the type of variable cvalue to tree
15153 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
15154 (build_const_val): Changed the type of parameter cvalue to tree
15155 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
15156 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
15158 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
15161 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
15162 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
15163 (ipa_add_method): Renamed to ipa_push_func_to_list
15164 (ipa_remove_method): Renamed to ipa_pop_func_from_list
15165 (ipa_callsite_param_count): Removed.
15166 (ipa_callsite_param_count_set): Removed.
15167 (ipa_callsite_param): Removed.
15168 (ipa_callsite_callee): Removed.
15169 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
15170 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
15171 (ipa_method_formal_count): Removed.
15172 (ipa_method_formal_count_set): Removed.
15173 (ipa_method_get_tree): Removed.
15174 (ipa_method_tree_map_create): Removed.
15175 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
15176 (ipa_create_param_decls_array): Creates the array itself
15177 (ipa_create_param_decls_array): Temporary variable info instead of
15178 a few dereferences.
15179 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
15180 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
15181 (get_type): Removed.
15182 (ipa_jf_get_info_type): Removed.
15183 (ipa_node_create): Renamed to ipa_create_node_params
15184 (ipa_free): Renamed to ipa_free_all_node_params
15185 (ipa_nodes_create): Renamed to ipa_create_all_node_params
15186 (ipa_edges_create): Renamed to ipa_create_all_edge_args
15187 (ipa_edges_free): Renamed to ipa_free_all_edge_args
15188 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
15189 (ipa_free_all_node_params): Deallocation to jump_functions moved to
15190 ipa_free_all_edge_args
15191 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
15192 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
15193 (ipa_create_methodlist_node): Removed.
15194 (ipa_methodlist_method): Removed.
15195 (ipa_methodlist_method_set): Removed.
15196 (ipa_methodlist_next_method): Removed.
15197 (ipa_methodlist_next_method_set): Removed.
15198 (ipa_method_is_modified): Removed.
15199 (ipa_method_modify_create): Removed.
15200 (ipa_method_modify_init): Temporary variable info instead of a few
15202 (ipa_detect_param_modifications): Temporary variable info instead of
15203 a few dereferences.
15204 (ipa_compute_jump_functions): Temporary variable info instead of
15205 a few dereferences.
15206 (ipa_method_modify_set): Removed.
15207 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15208 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15209 than craph_node as the first parameter.
15210 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15211 (ipa_method_modify_init): Removed.
15212 (ipa_compute_jump_functions): Added a temp variable instead of
15213 repeatadly dereferencing the cgraph_edge.aux pointer
15214 (ipa_callsite_param_set_type): Removed.
15215 (ipa_compute_jump_functions): i renamed to index and moved to
15217 (ipa_callsite_param_set_info_type_formal): Removed.
15218 (ipa_callsite_param_set_info_type): Removed.
15219 (ipa_callsite_param_map_create): Removed.
15220 (ipa_callsite_tree): Removed.
15221 (ipa_callsite_caller): Removed.
15222 (ipa_pop_func_from_list): return_method removed to return_func
15224 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15225 prefixed all values with IPA_. Changed all users.
15226 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15227 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15228 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15229 (union parameter_info): Renamed to jump_func_value.
15230 (union jump_func_value): Renamed value to constant
15231 (struct ipa_jump_func): Renamed info_type to value
15232 (struct ipa_node): Renamed to ipa_node_params
15233 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15234 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15235 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15236 (struct ipa_edge): Renamed to ipa_edge_args
15237 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15238 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15239 (struct ipa_methodlist): Renamed to ipa_func_list
15240 (struct ipa_func_list): method_p renamed to node, next_method
15242 (ipa_methodlist_p): Removed, switched all users to struct pointer
15243 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15245 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15247 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15248 (rs6000_emit_epilogue): Use backchain to restore only when we
15249 have a large frame. Make use of frame pointer to restore if we
15250 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15252 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15254 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15255 Add mode to zero_extract.
15256 (sign bit tests peepholes): (Ditto.).
15258 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15260 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15261 Instructions in comments with SSE3.
15262 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15263 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15264 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15265 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15266 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15267 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15268 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15269 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15270 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15271 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15272 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15273 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15274 (bdesc_sse_args): Renamed to ...
15275 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15276 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15277 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15278 IX86_BUILTIN_FABSQ.
15279 (bdesc_1arg): Moved to ...
15280 (bdesc_args): Here.
15281 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15282 Instructions in comments with SSE3.
15283 (ix86_expand_sse_operands_builtin): Renamed to ...
15284 (ix86_expand_args_builtin): This. Updated.
15285 (ix86_expand_unop1_builtin): Update comments.
15286 (ix86_expand_builtin): Updated.
15288 2008-04-29 Richard Guenther <rguenther@suse.de>
15290 PR tree-optimization/36078
15291 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15292 Update virtual SSA form after cleaning up the CFG.
15294 2008-04-29 Richard Guenther <rguenther@suse.de>
15296 PR middle-end/15255
15297 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15299 2008-04-29 Richard Guenther <rguenther@suse.de>
15301 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15302 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15303 (compute_flow_insensitive_aliasing): Do not treat
15304 PTR_IS_REF_ALL pointers special.
15305 (get_smt_for): Likewise.
15306 (may_alias_p): Re-structure.
15307 (is_escape_site): A ref-all pointer conversion is not an escape site.
15308 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15309 PTR_IS_REF_ALL pointers special.
15310 * tree-ssa-structalias.h (struct alias_info): Remove
15311 ref_all_symbol_mem_tag field.
15312 (PTR_IS_REF_ALL): Remove.
15314 2008-04-29 Richard Guenther <rguenther@suse.de>
15316 PR middle-end/36077
15317 * fold-const.c (extract_muldiv_1): In combining division constants
15318 make sure to never overflow.
15320 2008-04-29 Nick Clifton <nickc@redhat.com>
15322 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15324 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15327 * optc-gen.awk: Work around HP-UX/IA awk bug.
15329 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15331 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15334 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15337 * config/i386/i386.md
15338 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15339 Change operand 1 predicate to nonimmediate_operand.
15341 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15344 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15346 * gengtype.c (walk_type, write_func_for_structure): Handle
15348 * doc/gty.texi: Document chain_circular.
15350 2008-04-28 Richard Guenther <rguenther@suse.de>
15352 PR tree-optimization/36066
15353 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15356 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15359 * config/i386/i386.md
15360 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15361 Use match_scratch instead of match_operand for operands 3 and 4.
15363 2008-04-27 Richard Guenther <rguenther@suse.de>
15365 PR tree-optimization/18754
15366 PR tree-optimization/34223
15367 * tree-pass.h (pass_complete_unrolli): Declare.
15368 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15369 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15370 Rewrite loop into loop closed SSA form if it is not already.
15371 (tree_unroll_loops_completely): Re-structure to iterate over
15372 innermost loops with intermediate CFG cleanups.
15373 Unroll outermost loops only if requested or the code does not grow
15375 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15376 loops are available.
15377 (tree_vectorize): Instead do so here.
15378 (tree_complete_unroll): Also unroll outermost loops.
15379 (tree_complete_unroll_inner): New function.
15380 (gate_tree_complete_unroll_inner): Likewise.
15381 (pass_complete_unrolli): New pass.
15382 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15383 uses outside of the loop.
15384 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15385 form if it is available.
15386 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15387 * passes.c (init_optimization_passes): Schedule complete inner
15388 loop unrolling pass before the first CCP pass after final inlining.
15390 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15392 * targhooks.h (default_emutls_var_fields,
15393 default_emutls_var_init): Declare.
15394 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15395 * target.h (struct gcc_target): Add struct emutls member.
15396 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15397 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15398 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15399 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15400 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15401 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15402 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15403 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15404 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15405 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15406 emit debug information.
15407 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15408 * varasm.c: Include targhooks.h.
15409 (emutls_object_section, emutls_tmpl_section): New.
15410 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15411 (EMUTLS_SEPARATOR): New.
15412 (prefix_name): New.
15413 (get_emutls_object_name): New.
15414 (default_emutls_var_fields): New, broken out of ...
15415 (get_emutls_object_type): ... here. Adjust to use target hooks.
15416 (get_emutls_init_templ_addr): Adjust to use target hooks.
15417 (emutls_decl): Adjust to use target hooks.
15418 (emutls_finish): Likewise.
15419 (default_emutls_var_init): New, broken out of ...
15420 (assemble_variable): ... here. Adjust to use target hooks.
15421 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15422 SECCAT_EMUTLS_TMPL.
15423 * c-common.c (handle_section_attribute): Prevent overriding
15424 sections for emulated tls with special sections.
15425 * config/i386/i386.c (x86_64_elf_select_section): Add
15426 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15427 (x86_64_elf_unique_section): Likewise.
15428 * config/vxworks.c: Include tree.h.
15429 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15430 (vxworks_override_options): Set TLS scheme.
15431 * doc/tm.texi (Emulated TLS): New node.
15433 2008-04-26 Simon Baldwin <simonb@google.com>
15436 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15437 with propagated string constants.
15439 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15441 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15442 constraint for operand 2 when operand 0 is memory operand.
15443 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15444 operand 0 is memory operand.
15445 (fix_trunc<mode>_i387_with_temp): Ditto.
15446 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15447 operand 2 when operand 1 is memory operand.
15448 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15449 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15450 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15451 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15452 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15453 operands 2,3 and 4 when operand 1 is memory operand.
15454 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15456 (fistdi2_floor_with_temp): Ditto.
15457 (fist<mode>2_floor_with_temp): Ditto.
15458 (fistdi2_ceil_with_temp): Ditto.
15459 (fist<mode>2_ceil_with_temp): Ditto.
15460 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15462 2008-04-26 David Daney <ddaney@avtrex.com>
15464 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15466 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15467 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15468 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15469 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15470 (compare_and_swap_12): New insn.
15471 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15472 * config/mips/mips.c (mips_force_binary): New function.
15473 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15474 (mips_expand_compare_and_swap_12): New function.
15475 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15477 2008-04-25 Jan Hubicka <jh@suse.cz>
15480 * cfgexpand.c (pass_expand): Turn into RTL pass.
15481 * passes.c (execute_one_pass): Do pass typechecking after execution.
15482 * tree-pass.h (pass_expand): Turn into RTL pass.
15484 * function.h (struct rtl_data): Move here fields
15485 accesses_prior_frames, calls_eh_return, saves_all_registers,
15486 has_nonlocal_goto, has_asm_statement, is_thunk,
15487 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15488 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15489 arg_pointer_save_area_init from struct function; turn into bool.
15490 (struct function): Move
15491 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15492 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15493 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15494 tail_call_emit, arg_pointer_save_area_init
15495 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15496 (current_function_returns_struct, current_function_returns_pcc_struct,
15497 current_function_calls_setjmp, current_function_calls_alloca,
15498 current_function_accesses_prior_frames,
15499 current_function_calls_eh_return, current_function_is_thunk,
15500 current_function_stdarg, current_function_profile,
15501 current_function_limit_stack, current_function_uses_pic_offset_table,
15502 current_function_uses_const_pool, current_function_has_nonlocal_label,
15503 current_function_saves_all_registers,
15504 current_function_has_nonlocal_goto,
15505 current_function_has_asm_statement): Remove accesor macros.
15506 * ra-conflict.c (global_conflicts): Update.
15507 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15508 (suitable_for_tail_call_opt_p): Update.
15509 * builtins.c (expand_builtin_return_addr): Update.
15510 (expand_builtin_setjmp_setup): Update.
15511 (expand_builtin_nonlocal_goto): Update.
15512 * final.c (final_start_function): Update.
15513 (profile_function): Update.
15514 (leaf_function_p): Update.
15515 (only_leaf_regs_used): Update.
15516 * df-scan.c (df_get_exit_block_use_set): Update.
15517 * dojump.c (clear_pending_stack_adjust): Update.
15518 * tree-stdarg.c (gate_optimize_stdarg): Update.
15519 * gimple-low.c (lower_function_body): Update.
15520 * global.c (compute_regsets): Update.
15521 (global_alloc): Update.
15522 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15523 * expr.c (expand_assignment): Update.
15524 * dse.c (dse_step0): Update.
15525 (dse_step1): Update.
15526 * c-decl.c (store_parm_decls): Update.
15527 * local-alloc.c (combine_regs): Update.
15528 (find_free_reg): Update.
15529 * function.c (assign_parms_augmented_arg_list): Update.
15530 (assign_parm_find_data_types): Update.
15531 (assign_parms): Update.
15532 (allocate_struct_function): Update.
15533 (expand_function_start): Update.
15534 (expand_function_end): Update.
15535 (get_arg_pointer_save_area): Update.
15536 (thread_prologue_and_epilogue_insns): Update.
15537 (rest_of_match_asm_constraints): Update.
15538 * stor-layout.c (variable_size): Update.
15539 * gcse.c (gcse_main): Update.
15540 (bypass_jumps): Update.
15541 * gimplify.c (gimplify_function_tree): Update.
15542 * calls.c (emit_call_1): Update.
15543 (expand_call): Update.
15544 * bt-load.c (compute_defs_uses_and_gen): Update.
15545 * except.c (sjlj_assign_call_site_values): Update.
15546 (sjlj_emit_function_enter): Update.
15547 (can_throw_external): Update.
15548 (set_nothrow_function_flags): Update.
15549 (expand_builtin_unwind_init): Update.
15550 (expand_eh_return): Update.
15551 (convert_to_eh_region_ranges): Update.
15552 (output_function_exception_table): Update.
15553 * emit-rtl.c (gen_tmp_stack_mem): Update.
15554 * cfgexpand.c (expand_used_vars): Update.
15555 (tree_expand_cfg): Update.
15556 * cfgcleanup.c (rest_of_handle_jump): Update.
15557 * explow.c (allocate_dynamic_stack_space): Update.
15558 * varasm.c (assemble_start_function): Update.
15559 (force_const_mem): Update.
15560 (mark_constant_pool): Update.
15561 * tree-optimize.c (tree_rest_of_compilation): Update.
15562 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15563 * tree-cfg.c (notice_special_calls): Update.
15564 (is_ctrl_altering_stmt): Update.
15565 (tree_can_make_abnormal_goto): Update.
15566 (tree_purge_dead_abnormal_call_edges): Update.
15567 * config/alpha/predicates.md: Update.
15568 * config/alpha/alpha.c (alpha_sa_mask): Update.
15569 (alpha_sa_size): Update.
15570 (alpha_does_function_need_gp): Update.
15571 (alpha_expand_prologue): Update.
15572 (alpha_start_function): Update.
15573 (alpha_output_function_end_prologue): Update.
15574 (alpha_expand_epilogue): Update.
15575 * config/frv/frv.c (frv_stack_info): Update.
15576 (frv_expand_epilogue): Update.
15577 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15578 (s390_register_info): Update.
15579 (s390_frame_info): Update.
15580 (s390_init_frame_layout): Update.
15581 (s390_can_eliminate): Update.
15582 (save_gprs): Update.
15583 * config/spu/spu.c (spu_split_immediate): Update.
15584 (need_to_save_reg): Update.
15585 (spu_expand_prologue): Update.
15586 (spu_expand_epilogue): Update.
15587 * config/sparc/sparc.md: Update.
15588 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15589 (sparc_tls_got): Update.
15590 (legitimize_pic_address): Update.
15591 (sparc_emit_call_insn): Update.
15592 (sparc_expand_prologue): Update.
15593 (output_return): Update.
15594 (print_operand): Update.
15595 (sparc_function_ok_for_sibcall): Update.
15596 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15597 * config/m32r/m32r.md: Update.
15598 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15599 (m32r_compute_frame_size): Update.
15600 (m32r_expand_prologue): Update.
15601 (m32r_expand_epilogue): Update.
15602 (m32r_legitimize_pic_address): Update.
15603 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15604 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15605 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15606 (gen_push): Update.
15607 (ix86_save_reg): Update.
15608 (ix86_compute_frame_layout): Update.
15609 (ix86_expand_prologue): Update.
15610 (ix86_expand_epilogue): Update.
15611 * config/sh/sh.c (output_stack_adjust): Update.
15612 (calc_live_regs): Update.
15613 (sh5_schedule_saves): Update.
15614 (sh_expand_prologue): Update.
15615 (sh_expand_epilogue): Update.
15616 (sh_setup_incoming_varargs): Update.
15617 (sh_allocate_initial_value): Update.
15618 (sh_get_pr_initial_val): Update.
15619 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15620 * config/sh/sh.md (label:): Update.
15621 * config/avr/avr.c (out_movhi_mr_r): Update.
15622 * config/crx/crx.h (enum): Update.
15623 * config/xtensa/xtensa.h (along): Update.
15624 * config/stormy16/stormy16.c Update.
15625 (xstormy16_compute_stack_layout): Update.
15626 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15627 (fr30_expand_prologue): Update.
15628 * config/cris/cris.c (cris_conditional_register_usage): Update.
15629 (cris_reg_saved_in_regsave_area): Update.
15630 (cris_initial_frame_pointer_offset): Update.
15631 (cris_simple_epilogue): Update.
15632 (cris_expand_prologue): Update.
15633 (cris_expand_epilogue): Update.
15634 (cris_expand_pic_call_address): Update.
15635 (cris_asm_output_symbol_ref): Update.
15636 (cris_asm_output_label_ref): Update.
15637 * config/cris/cris.md Update.
15638 * config/iq2000/iq2000.c (compute_frame_size): Update.
15639 (iq2000_expand_epilogue): Update.
15640 * config/mt/mt.h (save_direction): Update.
15641 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15642 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15643 (ia64_secondary_reload_class): Update.
15644 * config/m68k/m68k.c (m68k_save_reg): Update.
15645 (m68k_expand_prologue): Update.
15646 (m68k_expand_epilogue): Update.
15647 (legitimize_pic_address): Update.
15648 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15649 (first_reg_to_save): Update.
15650 (first_altivec_reg_to_save): Update.
15651 (compute_vrsave_mask): Update.
15652 (compute_save_world_info): Update.
15653 (rs6000_stack_info): Update.
15654 (spe_func_has_64bit_regs_p): Update.
15655 (rs6000_ra_ever_killed): Update.
15656 (rs6000_emit_eh_reg_restore): Update.
15657 (rs6000_emit_allocate_stack): Update.
15658 (rs6000_emit_prologue): Update.
15659 (rs6000_emit_epilogue): Update.
15660 (rs6000_output_function_epilogue): Update.
15661 (output_profile_hook): Update.
15662 (rs6000_elf_declare_function_name): Update.
15663 * config/rs6000/rs6000.h (rs6000_args): Update.
15664 * config/rs6000/rs6000.md: Update.
15665 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15666 * config/arc/arc.c (arc_output_function_epilogue): Update.
15667 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15668 * config/darwin.c (machopic_function_base_name): Update.
15669 * config/score/score3.c (score3_compute_frame_size): Update.
15672 (score3_epilogue): Update.
15673 * config/score/score7.c (score7_compute_frame_size): Update.
15674 (score7_prologue): Update.
15675 (score7_epilogue): Update.
15676 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15677 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15678 * config/arm/arm.c (use_return_insn): Update.
15679 (require_pic_register): Update.
15680 (arm_load_pic_register): Update.
15681 (arm_compute_save_reg0_reg12_mask): Update.
15682 (arm_compute_save_reg_mask): Update.
15683 (thumb1_compute_save_reg_mask): Update.
15684 (output_return_instruction): Update.
15685 (arm_output_function_prologue): Update.
15686 (arm_output_epilogue): Update.
15687 (arm_get_frame_offsets): Update.
15688 (arm_expand_prologue): Update.
15689 (thumb_pushpop): Update.
15690 (thumb_exit): Update.
15691 (thumb1_expand_prologue): Update.
15692 (thumb1_expand_epilogue): Update.
15693 (arm_unwind_emit): Update.
15694 (arm_output_fn_unwind): Update.
15695 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15696 * config/arm/arm.md: Update.
15697 * config/pa/pa.md: Update.
15698 * config/pa/pa.c (legitimize_pic_address): Update.
15699 (compute_frame_size): Update.
15700 (hppa_expand_prologue): Update.
15701 (hppa_expand_epilogue): Update.
15702 (borx_reg_operand): Update.
15703 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15704 (HARD_REGNO_RENAME_OK): Update.
15705 * config/mips/mips.c (mips_global_pointer): Update.
15706 (mips_save_reg_p): Update.
15707 (mips_compute_frame_info): Update.
15708 (mips_frame_pointer_required): Update.
15709 (mips_expand_prologue): Update.
15710 (mips_expand_epilogue): Update.
15711 (mips_can_use_return_insn): Update.
15712 (mips_reorg_process_insns): Update.
15713 * config/v850/v850.c (compute_register_save_size): Update.
15714 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15715 * config/mmix/mmix.c (along): Update.
15716 (mmix_expand_epilogue): Update.
15717 * config/bfin/bfin.c (legitimize_pic_address): Update.
15718 (must_save_p): Update.
15719 (stack_frame_needed_p): Update.
15720 (add_to_reg): Update.
15721 (bfin_expand_prologue): Update.
15722 * stmt.c (expand_asm_operands): Update.
15723 * reload1.c (reload): Update.
15724 (init_elim_table): Update.
15726 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15728 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15730 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15732 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15733 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15734 (mov<mode>): Removed.
15735 (*movv4sf_internal): Likewise.
15736 (*movv2df_internal): Likewise.
15738 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15740 * config.gcc (crx-*-elf): Remove deprecation.
15742 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15744 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15745 __gcc_deregister_frame with atexit.
15746 (deregister_frame_dtor): Remove.
15748 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15749 Nathan Sidwell <nathan@codesourcery.com>
15751 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15753 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15754 (rs6000_isel): Likewise.
15755 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15756 (rs6000_isel): New variable.
15757 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15759 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15762 * c-common.c (handle_vector_size_attribute): Call
15763 lang_hooks.types.reconstruct_complex_type instead of
15764 reconstruct_complex_type.
15765 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15766 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15767 * langhooks.h (struct lang_hooks_for_types): Add
15768 reconstruct_complex_type hook.
15769 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15770 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15772 2008-04-24 Richard Guenther <rguenther@suse.de>
15774 * c-common.h (check_builtin_function_arguments): Declare.
15775 * c-common.c (validate_nargs): New function.
15776 (check_builtin_function_arguments): Likewise.
15777 * c-typeck.c (build_function_call): Call
15778 check_builtin_function_arguments.
15779 * builtins.c (fold_builtin_classify): Remove error reporting code.
15780 (fold_builtin_unordered_cmp): Likewise.
15781 (fold_builtin_1): Likewise.
15782 (fold_builtin_n): Likewise.
15784 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15786 PR tree-optimization/36008
15787 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15788 the original op1, rather than delta by step.
15790 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15791 Sebastian Pop <sebastian.pop@amd.com>
15793 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15794 eliminate_local_variables_stmt, eliminate_local_variables,
15795 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15796 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15797 of code delimited by two edges in the CFG.
15798 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15799 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15800 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15801 the case of parallelisation of reductions.
15802 (expr_invariant_in_region_p): New.
15804 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15805 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15807 2008-04-24 Ira Rosen <irar@il.ibm.com>
15808 Richard Guenther <rguenther@suse.de>
15810 PR tree-optimization/36034
15811 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15812 incapable of dealing with loads with gaps.
15814 2008-04-24 Rafael Espíndola <espindola@google.com>
15816 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15817 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15818 vrp_evaluate_conditional.
15819 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15820 (vrp_evaluate_conditional): Split the cond argument.
15821 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15822 (simplify_stmt_for_jump_threading): Update call to
15823 vrp_evaluate_conditional.
15825 2008-04-24 Ira Rosen <irar@il.ibm.com>
15827 PR tree-optimization/35982
15828 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15829 interleaved data-refs are of the same type.
15831 2008-04-24 Danny Smith <dannysmith@users.net>
15833 * c-format.c (check_format_info_main): Use strncmp rather than a
15834 magic prefix to handle multichar length specs.
15835 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15836 Don't prefix "I64" and "I32" with '\0'.
15838 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15841 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15842 in registers for -m32 only if stdarg_p (fntype).
15844 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15846 PR rtl-optimization/36006
15847 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15848 temp to op0 in order to avoid invalid rtx sharing.
15850 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15852 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15853 check TREE_INVARIANT.
15854 * tree-gimple.c (is_gimple_address): New.
15855 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15856 * tree-gimple.h (is_gimple_address): New.
15857 * tree.h (decl_address_invariant_p): New.
15858 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15859 (build_string): Likewise.
15860 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15861 (tree_invariant_p_1): Likewise.
15862 (save_expr): Use it.
15863 (tree_invariant_p): New.
15864 (skip_simple_arithmetic): Use it.
15865 (stabilize_reference_1): Use it.
15866 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15868 (build1_stat): Drop code to compute TREE_INVARIANT.
15869 (build2_stat): Drop code to compute TREE_INVARIANT.
15870 (build3_stat): Drop code to compute TREE_INVARIANT.
15871 (build4_stat): Drop code to compute TREE_INVARIANT.
15872 (build5_stat): Drop code to compute TREE_INVARIANT.
15873 (build7_stat): Drop code to compute TREE_INVARIANT.
15874 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15875 * tree.h (struct tree_base): Remove invariant_flag.
15876 (TREE_INVARIANT): Remove.
15877 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15878 (fold_builtin_expect): Check TREE_CONSTANT.
15879 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15880 * c-tree.h (c_expr_to_decl): Drop third parameter.
15881 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15882 (build_c_cast): Don't set TREE_INVARIANT.
15883 (pop_init_level): Don't set TREE_INVARIANT.
15884 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15885 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15887 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15888 (gimplify_addr_expr): Adjust comment.
15889 * tree-mudflap.c (mf_build_string):
15890 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15891 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15892 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15893 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15894 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15895 * langhooks.h (struct lang_hooks): Drop third parameter from
15898 2008-04-23 Richard Guenther <rguenther@suse.de>
15900 PR tree-optimization/27799
15901 PR tree-optimization/32921
15902 PR tree-optimization/32624
15903 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15904 SMTs aliases and the tag itself into the solution.
15905 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15906 merge the points-to solution back into the SMT aliases.
15907 (may_alias_p): Use alias_set_subset_of instead of
15908 aliases_conflict_p. A pointer which points to
15909 memory with alias set zero may access any variable.
15911 2008-04-23 Richard Guenther <rguenther@suse.de>
15913 * alias.c (alias_set_subset_of): Correctly handle asking
15914 if zero is a subset of an alias set with zero child.
15915 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15916 (compute_flow_insensitive_aliasing): Correctly walk all
15917 pointers. Do not unnecessarily union sets.
15919 2008-04-23 Richard Guenther <rguenther@suse.de>
15921 PR middle-end/36021
15922 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15924 2008-04-22 Tomas Bily <tbily@suse.cz>
15926 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15928 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15930 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15931 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15932 * tree-inline.c (estimate_num_insns_1): Likewise.
15933 * varasm.c (const_hash_1, compare_constant, copy_constant)
15934 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15935 * emit-rtl.c (component_ref_for_mem_expr)
15936 (set_mem_attributes_minus_bitpos): Likewise.
15937 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15938 (is_aligning_offset): Likewise.
15939 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15940 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15941 * dojump.c (do_jump): Likewise.
15942 * builtins.c (get_pointer_alignment, get_memory_rtx)
15943 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15944 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15946 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15948 PR rtl-optimization/36017
15949 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15950 expanding the library call.
15952 2008-04-22 Ian Lance Taylor <iant@google.com>
15954 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15955 than size_in_bytes.
15957 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15959 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15960 of LR/CTR moves for Power6.
15962 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15964 PR middle-end/36003
15965 * passes.c (init_optimization_passes): Remove
15966 pass_fast_rtl_byte_dce.
15968 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15971 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15972 builtin functions to generate faster code.
15973 (_mm_cvtpu16_ps): Ditto.
15974 (_mm_cvtpi32x2_ps): Ditto.
15976 2008-04-22 Nick Clifton <nickc@redhat.com>
15978 * common.opt (ftree-loop-distribution): Add Optimization
15981 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15982 (frv_expand_builtin_va_start): Likewise.
15984 * config/arm/arm.c (thumb_find_work_register): Fix location of
15985 argument register count.
15987 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15989 Support scheduling for ColdFire V1 and V3 microarchitecture.
15990 Improve scheduling of multiplication instructions.
15992 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15993 (mac): New instruction attribute.
15994 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15995 (m68k_sched_mac): New variable.
15996 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15997 Handle cfv1 and cfv3.
15998 (max_insn_size): New static variable.
15999 (struct _sched_ib): New type.
16000 (sched_ib): New static variable.
16001 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
16002 to fields of 'struct _sched_ib sched_ib'. Update all uses.
16003 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
16005 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
16006 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
16007 new variables. Update.
16008 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16009 Add modeling of cfv3 instruction buffer. Update.
16010 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
16011 * config/m68k/m68k.h (TUNE_CFV3): New macro.
16012 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
16013 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16014 a particular reservation applies to.
16015 (type2): Reorganize attribute values. Rename alu to alu_reg,
16016 alu_l to alu, move_l to omove. Join move to alu. Split mul
16017 to mul_l and mul_w.
16018 (cf_ib_*): Simplify description of instruction buffer.
16019 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16020 (cf_mem): Split into cf_mem1 and cf_mem2.
16021 (cf_v2_move_??): Rename to cfv12_alu_??.
16022 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16023 (cf_v2_mul_??): Remove reservations.
16024 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16025 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16026 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16028 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16029 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
16030 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
16031 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
16032 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
16033 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
16034 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
16035 expansions of the above reservations for instructions of sizes
16038 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16040 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
16042 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
16044 * coverage.c: Include tree-pass.h.
16045 (coverage_counter_alloc): Print da_file_name to the dump file.
16047 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16049 * sbitmap.c (sbitmap_range_empty_p): New function.
16050 * sbitmap.h (sbitmap_range_empty_p): New function.
16051 * bitmap.h: Now includes obstack.h.
16053 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
16054 Kenneth Zadeck <zadeck@naturalbridge.com>
16056 * dbgcnt.def (ra_byte_scan): Added.
16057 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
16058 when the last hit happens for a counter.
16059 * timevar.def (TV_DF_BYTE_LR): New variable.
16060 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
16061 * passes.c (pass_fast_rtl_byte_dce): New pass.
16062 * fwprop.c (update_df): Added mode to call df_ref_create.
16063 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16064 DF_REF_EXTRACT_OFFSET.
16065 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
16066 DF_BYTE_LR_OUT, df_byte_lr): New macro.
16068 (df_ref_extract): Added mode field.
16069 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
16070 DF_REF_EXTRACT_OFFSET.
16071 (DF_REF_EXTRACT_MODE): New macro.
16072 (df_byte_lr_bb_info): New structure.
16073 (df_print_byte_regset, df_compute_accessed_bytes,
16074 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
16075 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
16076 df_byte_lr_simulate_uses,
16077 df_byte_lr_simulate_artificial_refs_at_top,
16078 df_byte_lr_simulate_artificial_refs_at_end,
16079 df_compute_accessed_bytes): New function.
16080 (df_ref_create): Add parameter.
16081 (df_byte_lr_get_bb_info): New inline function.
16082 * df-scan.c (df_ref_record, df_uses_record,
16083 df_ref_create_structure): Added mode parameter.
16084 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
16085 df_defs_record, df_uses_record, df_get_conditional_uses,
16086 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
16087 df_entry_block_defs_collect, df_exit_block_uses_collect):
16088 Added mode parameter to calls to df_ref_record, df_uses_record,
16089 df_ref_create_structure.
16090 (df_ref_equal_p, df_ref_compare): Added test for modes.
16091 (df_ref_create_structure): Added code to set mode. Renamed
16092 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16093 DF_REF_EXTRACT_OFFSET.
16094 * df-core.c (df_print_byte_regset): New function.
16095 * df-byte-scan.c: New file.
16096 * df-problems.c (df_rd_transfer_function): Removed unnecessary
16097 calls to BITMAP_FREE.
16098 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
16099 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
16100 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
16101 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
16102 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
16103 df_byte_lr_local_compute, df_byte_lr_init,
16104 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
16105 df_byte_lr_transfer_function, df_byte_lr_free,
16106 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
16107 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
16108 df_byte_lr_simulate_uses,
16109 df_byte_lr_simulate_artificial_refs_at_top,
16110 df_byte_lr_simulate_artificial_refs_at_end): New function.
16111 * dce.c (byte_dce_process_block): New function.
16112 (dce_process_block): au is now passed in rather than computed
16113 locally. Changed loops that look at artificial defs to not look
16114 for conditional or partial ones, because there never are any.
16115 (fast_dce): Now is able to drive byte_dce_process_block or
16116 dce_process_block depending on the kind of dce being done.
16117 (rest_of_handle_fast_dce): Add parameter to fast_dce.
16118 (rest_of_handle_fast_byte_dce): New function.
16119 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
16120 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
16122 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
16125 * gcc.h: Added fortran options that take arguments to
16126 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
16129 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
16131 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
16132 scalarization if on the LHS and not a full access.
16134 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16136 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
16138 2008-04-18 Rafael Espíndola <espindola@google.com>
16140 * tree-vrp.c (find_case_label_index): Fix the binary search.
16141 (find_case_label_range): New.
16142 (vrp_visit_switch_stmt): Use find_case_label_range.
16143 (simplify_switch_using_ranges): Use find_case_label_range.
16145 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
16147 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
16148 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
16150 2008-04-18 Tom Tromey <tromey@redhat.com>
16153 * doc/cpp.texi (Implementation-defined behavior): Mention
16156 2008-04-18 Ian Lance Taylor <iant@google.com>
16158 * fold-const.c (pointer_may_wrap_p): New static function.
16159 (fold_comparison): Add another test for pointer overflow. Use
16160 pointer_may_wrap_p to disable some false positives.
16162 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
16164 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
16165 (fname_as_string): Match updated cpp_interpret_string prototype.
16166 (fix_string_type): Support char16_t* and char32_t*.
16167 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
16168 derivative) nodes. Register as builtin if C++0x.
16169 (c_parse_error): Support CPP_CHAR{16,32}.
16170 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
16171 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
16172 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
16173 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
16174 CTI_CHAR32_ARRAY_TYPE>: New elements.
16175 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
16176 char32_type_node, signed_char32_type_node, char16_array_type_node,
16177 char32_array_type_node): New defines.
16178 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
16179 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
16180 (lex_string): Support CPP_STRING{16,32}, match updated
16181 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
16182 (lex_charconst): Support CPP_CHAR{16,32}.
16183 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
16184 and CPP_STRING{16,32}.
16186 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
16189 * aclocal.m4: Regenerate.
16190 * configure: Regenerate.
16192 2008-04-18 Jan Hubicka <jh@suse.cz>
16194 * except.c (dw2_size_of_call_site_table,
16195 sjlj_size_of_call_site_table): Use vector API for call_site_record.
16197 * cgraphbuild.c (build_cgraph_edges): Update.
16198 * tree-pass.h: Update comment.
16199 * final.c (leaf_function_p): Update.
16200 (leaf_renumber_regs): Update.
16201 (rest_of_clean_state): Update.
16202 * omp-low.c (expand_omp_parallel): Update.
16203 * ipa-reference.c (analyze_function): Update.
16204 * reorg.c (find_end_label): Update.
16205 (optimize_skip): Update.
16206 (fill_simple_delay_slots): Update.
16207 (fill_simple_delay_slots): Update.
16208 (make_return_insns): Update.
16209 (dbr_schedule): Update.
16210 * gimple-low.c (record_vars_into): Update.
16211 * cfgbuild.c (make_edges): Update.
16212 * function.c (assign_stack_local): Update.
16213 (assign_parm_adjust_stack_rtl): Update.
16214 (locate_and_pad_parm): Update.
16215 (allocate_struct_function): Do not initialize stack_alignment_needed
16216 and preferred_stack_boundary here.
16217 (stack_protect_prologue): Update.
16218 (stack_protect_epilogue): Update.
16219 (expand_function_start): Initialize stack_alignment_needed,
16220 preferred_stack_boundary and max_jumptable_ents.
16221 (expand_function_end): Update.
16222 (free_after_compilation): Do not NULLify epilogue_delay_list.
16223 * function.h (struct rtl_data): Add stack_protect_guard,
16224 stack_alignment_needed,
16225 preferred_stack_boundary, epilogue_delay_list.
16226 (struct function): Remove value_histograms, stack_alignment_needed,
16227 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16229 unexpanded_var_list, stack_protect_guard.
16230 (current_function_epilogue_delay_list): Remove.
16231 * ipa-type-escape.c (analyze_function): Update.
16232 * gimplify.c (pop_gimplify_context): Update comment.
16233 * calls.c (expand_call): Update.
16234 (emit_library_call_value_1): Update.
16235 * except.c (set_nothrow_function_flags): Update.
16236 * cfgexpand.c (get_decl_align_unit): Update.
16237 (create_stack_guard): Update.
16238 (estimated_stack_frame_size): Update.
16239 (expand_used_vars): Update.
16240 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16241 * explow.c (allocate_dynamic_stack_space): Update.
16242 * tree-ssa-live.c (remove_unused_locals): Update.
16243 * varasm.c (mark_constant_pool): Update.
16244 * tree-inline.c (remap_decls): Update.
16245 (initialize_cfun): Update.
16246 (declare_return_variable): Update.
16247 (inline_forbidden_p): Update.
16248 (expand_call_inline): Update.
16249 (declare_inline_vars): Update.
16250 (tree_function_versioning): Update.
16251 * tree-flow.h (value_histograms): New.
16252 (VALUE_HISTOGRAMS): New macro.
16253 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16255 * tree-cfg.c (set_bb_for_stmt): Update.
16256 (replace_by_duplicate_decl): Update.
16257 (move_block_to_fn): Update.
16258 (new_label_mapper): Update.
16259 (dump_function_to_file): Update.
16260 * ipa-struct-reorg.c (build_data_structure): Update.
16261 * cfgrtl.c (print_rtl_with_bb): Update.
16262 * reload1.c (reload): Update.
16264 * config/i386/i386.c (setup_incoming_varargs_64,
16265 ix86_compute_frame_layout): Update.
16266 * config/arc/arc.c (arc_output_function_epilogue): Update.
16268 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16270 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16271 for FreeBSD as well.
16272 * gthr-posix95.h: Likewise.
16274 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16276 PR rtl-optimization/35838
16277 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16278 out the byte offset of the first subreg.
16280 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16282 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16283 to split_ti instead of three separate calls with single member arrays.
16284 (subti3 splitter): Ditto.
16285 (adddi3 splitter): Ditto with split_di.
16286 (subdi3 splitter): Ditto.
16287 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16288 two separate calls with single member arrays. Swap match_dup
16289 operands 1 and 2 to better fit into the array.
16290 (negdi2 splitter): Ditto with split_di.
16291 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16292 two separate calls with single member arrays. Swap match_dup operands
16293 6 and 7 to better fit into the array.
16295 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16297 * config/i386/i386.c (sse_builtin_type): New.
16298 (bdesc_sse_args): Likewise.
16299 (bdesc_sse_3arg): Removed.
16300 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16301 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16302 IX86_BUILTIN_ROUNDPS.
16303 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16304 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16305 IX86_BUILTIN_ROUNDPS.
16306 (ix86_expand_sse_4_operands_builtin): Removed.
16307 (ix86_expand_sse_operands_builtin): New.
16308 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16309 and CODE_FOR_sse4_1_roundps.
16310 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16311 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16313 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16316 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16317 regs before frame pop when needed. If use_backchain_to_restore_sp
16318 then load backchain into a temp reg to restore vr and vrsave. Add
16319 code to restore vr after frame pop if possible.
16321 2008-04-17 Richard Guenther <rguenther@suse.de>
16323 * tree-vn.c (expressions_equal_p): Do not check type
16324 equality or compatibility before calling operand_equal_p.
16325 * fold-const.c (operand_equal_p): Check equivalence of
16326 integer constants before bailing out due to signedness or
16327 precision differences.
16328 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16329 spurious differences in type qualification. Ignore types
16330 for COMPONENT_REFs at all.
16332 2008-04-17 Christian Bruel <christian.bruel@st.com>
16334 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16335 msw_skip comparison.
16337 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16340 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16343 PR tree-optimization/35899
16344 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16345 rather than TREE_OPERAND.
16347 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16350 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16351 temporary registers. Change operand predicate to general_operand.
16352 (remainderxf3): Ditto.
16354 2008-04-16 Richard Guenther <rguenther@suse.de>
16356 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16357 * tree-affine.c (aff_combination_expand): Look through some
16360 2008-04-15 Doug Kwan <dougkwan@google.com>
16362 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16364 * tree-pretty-print.c (dump_generic_node): Ditto.
16365 * final.c (output_addr_const): Ditto.
16366 * dwarf2out.c (output_cfi): Ditto.
16367 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16368 * print-rtl.c (print_rtx): Ditto.
16369 * print-tree.c (print_node_brief, print_node): Ditto.
16370 * c-common.c (match_case_to_enum_1): Ditto.
16371 * sched-vis.c (print_value): Ditto.
16372 * config/i386/i386.c (print_operand): Cast to long unsigned int
16375 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16376 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16377 MS Windows VirtualProtect function.
16379 2008-04-15 Jan Hubicka <jh@suse.cz>
16381 * gengtype.c (write_root): Param_is argument is OK.
16382 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16383 * function.h: Include varray.h
16384 (rtl_eh): New stucture based on except.c one.
16385 (call_site_record): New forward declaration and vector type.
16386 * calls.c (emit_call_1): Do not call
16387 note_current_region_may_contain_throw.
16388 * except.c (eh_status): Remove cur_region, try_region since they are
16390 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16391 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16392 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16393 Remove call_site_data_used, call_site_data_size.
16394 Turn call_site_record into vector in function.h.
16395 (note_current_region_may_contain_throw): Remove.
16396 (get_exception_pointer, get_exception_filter): Do not take struct
16397 function argument; update.
16398 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16399 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16400 build_post_landing_pads, dw2_build_landing_pads,
16401 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16402 sjlj_emit_function_enter, sjlj_emit_function_enter,
16403 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16404 sjlj_build_landing_pads, finish_eh_generation,
16405 remove_exception_handler_label, remove_eh_handler,
16406 maybe_remove_eh_handler, add_reachable_handler,
16407 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16408 add_action_record, collect_one_action_chain, add_call_site,
16409 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16410 sjlj_output_call_site_table, output_function_exception_table,
16411 * except.h (note_current_region_may_contain_throw): Remove
16412 (get_exception_pointer, get_exception_filter): Do not take struct
16414 * Makefile.in (GTFILES): Put varargs before struct function.
16416 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16418 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16419 punt for STRING_CST.
16420 (get_constraint_for): Deal with STRING_CST here instead.
16422 2008-04-15 Richard Guenther <rguenther@suse.de>
16424 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16425 statements in a basic-block with a backward walk. Do not
16426 substitute into dead statements but instead remove those.
16428 2008-04-15 Richard Guenther <rguenther@suse.de>
16430 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16431 to zero, thus disable creation of SFTs.
16433 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16435 * tree-predcom.c (suitable_reference_p): Return false if the
16436 reference can throw.
16438 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16441 * c-decl.c (finish_decl): If extern or static var has variable
16442 size, set TREE_TYPE (decl) to error_mark_node.
16444 2008-04-15 Rafael Espíndola <espindola@google.com>
16446 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16449 2008-04-15 Richard Guenther <rguenther@suse.de>
16451 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16452 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16453 (visit_reference_op_load): Do walk vuse-vdef chains on
16454 vn_reference_lookup.
16455 (visit_reference_op_store): But do not here.
16456 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16457 vn_reference_lookup.
16458 (vn_lookup_with_vuses): But do so here.
16460 2008-04-14 Ian Lance Taylor <iant@google.com>
16462 * fold-const.c (fold_overflow_warning): Remove assertion.
16464 2008-04-15 Ben Elliston <bje@au.ibm.com>
16466 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16467 temp1 local variables.
16469 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16472 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16473 ".text.unlikely" section as executable.
16475 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16477 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16478 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16479 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16480 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16481 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16482 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16483 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16485 2008-04-14 Ian Lance Taylor <iant@google.com>
16487 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16488 * fold-const.c (fold_comparison): If appropriate, test
16489 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16490 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16491 reassociating a pointer type.
16492 * doc/invoke.texi (Optimize Options): Document that
16493 -fstrict-overflow applies to pointer wraparound.
16495 2008-04-13 Jan Hubicka <jh@suse.cz>
16497 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16499 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16501 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16502 we are going to "save the world".
16504 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16506 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16507 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16508 operand 0 constraint, not "=".
16510 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16512 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16514 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16516 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16517 of size of positions_needed * CHAR_BIT.
16519 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16521 PR middle-end/35897
16522 * dse.c (store_info): Change positions_needed to unsigned
16524 (lowpart_bitmask): New.
16525 (record_store): Cast to unsigned HOST_WIDE_INT for
16526 positions_needed. Assert width <= size of positions_needed *
16527 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16528 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16529 lowpart_bitmask to set mask.
16531 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16533 * config/bfin/constraints.md: New file.
16534 * config/bfin/bfin.md: Include it.
16535 (adddi3): Use satisfies_constraint functions instead of the old macros.
16536 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16537 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16538 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16539 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16540 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16541 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16542 EXTRA_CONSTRAINT): Delete.
16543 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16544 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16546 * config/bfin/bfin.c: Include "tm-constrs.h".
16547 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16548 Use satisfies_constraint functions instead of the old macros.
16549 * doc/md.texi (Blackfin Constraints): Update file name reference.
16551 2008-04-11 Richard Guenther <rguenther@suse.de>
16553 PR tree-optimization/35869
16554 * tree-vrp.c (execute_vrp): Move switch statement update after
16555 jump threading. Schedule another cfg cleanup run.
16557 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16560 * attribs.c (decl_attributes): Return early on errorneous node.
16562 2008-04-10 Oleg Ryjkov <olegr@google.com>
16564 * tree.h (struct tree_base): Added a new flag default_def_flag.
16565 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16567 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16569 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16571 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16574 * pa.md: Define mode iterator P. Define mode attribute dwc.
16575 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16576 (icacheflush): Likewise.
16577 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16578 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16580 2008-04-11 Ben Elliston <bje@au.ibm.com>
16582 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16584 2008-04-10 Rafael Espíndola <espindola@google.com>
16586 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16587 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16588 (extract_range_from_expr): The same.
16590 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16592 * config/mips/mips.md (GPR2): New mode iterator.
16593 (seq): Add comment.
16594 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16595 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16596 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16597 Rewrite these to take two modes, the mode of comparison and the
16598 mode of the destination.
16599 * config/mips/mips.c (mips_expand_scc): Instead of having
16600 paradoxical subreg as destination, expand "narrowing" scc if mode
16601 of comparison is SI and target is requested in DI mode.
16602 (mips_emit_int_order_test): Update comment. Make mode of
16603 comparison match CMP0 rather than TARGET. When creating inverse
16604 target use mode of TARGET.
16606 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16608 * gcov-dump.c (tag_summary): Only print summaries for the first
16609 GCOV_COUNTERS_SUMMABLE counters.
16611 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16613 * config/i386/i386.md (absneg): New code iterator.
16614 (absnegprefix): New code attribute.
16615 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16616 patterns using absneg code iterator.
16617 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16618 using absneg code iterator.
16619 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16620 *neg<mode>2 patterns using absneg code iterator.
16621 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16622 *negextendsfdf2 patterns using absneg code iterator.
16623 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16624 *negextendsfxf2 patterns using absneg code iterator.
16625 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16626 *negextendsfdf2 patterns using absneg code iterator.
16627 * config/i386/sse.md (<code><mode>2): Macroize expander from
16628 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16630 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16632 * config/s390/s390.h: Remove the remains of the recent search
16633 & replace action of current_function_outgoing_args_size.
16635 2008-04-10 Ira Rosen <irar@il.ibm.com>
16637 PR tree-optimization/35821
16638 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16639 NEW_STMT_LIST is not NULL.
16641 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16644 * toplev.c (process_options): Remove -ffunction-sections debugging
16647 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16649 PR middle-end/PR28690
16650 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16651 than gen_rtx_fmt_ee to perform more canonicalizations.
16653 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16656 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16658 2008-04-09 Richard Guenther <rguenther@suse.de>
16660 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16661 (dump_function_to_file): Dump function arguments with types.
16663 2008-04-08 Richard Guenther <rguenther@suse.de>
16665 * fold-const.c (fold_widened_comparison): Do not allow
16666 sign-changes that change the result.
16668 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16671 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16672 kinds of indirect references.
16674 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16676 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16677 GNU Fortran language string.
16679 2008-04-08 Rafael Espíndola <espindola@google.com>
16681 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16682 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16683 * tree.h (tree_call_nonnegative_warnv_p): New.
16685 2008-04-08 Jan Hubicka <jh@suse.cz>
16687 * function.c (free_after_compilation): Clear out regno_reg_rtx
16690 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16693 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16695 PR middle-end/PR28690
16696 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16697 same precedence as REG_POINTER and MEM_POINTER operands.
16699 2008-04-08 Richard Guenther <rguenther@suse.de>
16701 PR middle-end/35834
16702 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16703 for adding index to base.
16705 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16707 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16708 (MINGW_ENABLE_EXECUTE_STACK): New.
16709 (IN_LIBGCC2): For libgcc include windows.h file for
16710 function declarations.
16712 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16714 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16715 and tem2 if tem1 is not a REG or MULT.
16717 2008-04-08 Jan Hubicka <jh@suse.cz>
16719 * function.h (incomming_args): Break out of struct function.
16720 (function_subsections): Break out of struct function.
16721 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16722 return_rtx and hard_reg_initial_vals from struct function.
16723 Kill inl_max_label_num.
16724 (current_function_pops_args, current_function_args_info,
16725 current_function_args_size, current_function_args_size,
16726 current_function_pretend_args_size,
16727 current_function_outgoing_args_size,
16728 current_function_internal_arg_pointer, current_function_return_rtx):
16729 Kill compatibility accestor macros.
16730 * builtins.c (expand_builtin_apply_args_1): Update.
16731 (expand_builtin_next_arg): Update.
16732 * df-scan.c (df_get_call_refs): Update.
16733 * dbxout.c (dbxout_function_end): Update.
16734 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16735 (output_line_info): Update.
16736 (secname_for_decl): Update.
16737 (dwarf2out_var_location): Update.
16738 * function.c (free_after_compilation): Update.
16739 (assign_parm_find_stack_rtl): Update.
16740 (assign_parms): Update.
16741 (expand_dummy_function_end): Update.
16742 (expand_function_end): Update.
16743 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16744 (expand_call): Update.
16745 (emit_library_call_value_1): Update.
16746 (store_one_arg): Update.
16747 * varasm.c (initialize_cold_section_name): Update.
16748 (unlikely_text_section): Update.
16749 (unlikely_text_section_p): Update.
16750 (assemble_start_function): Update.
16751 (assemble_end_function): Update.
16752 (default_section_type_flags): Update.
16753 (switch_to_section): Update.
16754 * integrate.c (set_decl_abstract_flags): Update.
16755 (get_hard_reg_initial_val): Update.
16756 (has_hard_reg_initial_val): Update.
16757 (allocate_initial_values): Update.
16758 * resource.c (init_resource_info): Update.
16759 * config/alpha/alpha.c (NUM_ARGS): Update.
16760 (direct_return): Update.
16761 (alpha_va_start): Update.
16762 (alpha_sa_size): Update.
16763 (alpha_initial_elimination_offset): Update.
16764 (alpha_expand_prologue): Update.
16765 (alpha_start_function): Update.
16766 (alpha_expand_epilogue): Update.
16767 (unicosmk_initial_elimination_offset):
16768 * config/alpha/alpha.md (call expander): Update.
16769 * config/s390/s390.c (s390_register_info): Update.
16770 (s390_register_info): Update.
16771 (s390_frame_info): Update.
16772 (s390_initial_elimination_offset): Update.
16773 (s390_build_builtin_va_list): Update.
16774 (s390_va_start): Update.
16775 * config/spu/spu.c (direct_return): Update.
16776 (spu_expand_prologue): Update.
16777 (spu_initial_elimination_offset): Update.
16778 (spu_build_builtin_va_list): Update.
16779 (spu_va_start): Update.
16780 * config/sparc/sparc.c (sparc_init_modes): Update.
16781 (sparc_compute_frame_size): Update.
16782 (function_value): Update.
16783 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16784 * config/i386/i386.md (return expander): Update.
16785 * config/i386/i386.c (ix86_va_start): Update.
16786 (ix86_can_use_return_insn_p): Update.
16787 (ix86_compute_frame_layout): Update.
16788 (ix86_expand_epilogue): Update.
16789 * config/sh/sh.c (output_stack_adjust): Update.
16790 (calc_live_regs): Update.
16791 (sh_expand_prologue): Update.
16792 (sh_builtin_saveregs): Update.
16793 (sh_va_start): Update.
16794 (initial_elimination_offset): Update.
16795 (sh_allocate_initial_value): Update.
16796 (sh_function_ok_for_sibcall): Update.
16797 (sh_get_pr_initial_val): Update.
16798 * config/sh/sh.md (return expander): Update.
16799 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16800 * config/crx/crx.c (crx_compute_frame): UPdate.
16801 (crx_initial_elimination_offset): UPdate.
16802 * config/xtensa/xtensa.c (compute_frame_size): Update
16803 (xtensa_builtin_saveregs): Update.
16804 (xtensa_va_start): Update.
16805 (order_regs_for_local_alloc): Update.
16806 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16807 (xstormy16_expand_builtin_va_start): Update.
16808 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16809 * config/m68hc11/m68hc11.md (return expanders): Update.
16810 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16811 (expand_epilogue): Update.
16812 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16813 (cris_simple_epilogue): Update.
16814 (cris_expand_prologue): Update.
16815 (cris_expand_epilogue): Update.
16816 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16817 (compute_frame_size): Update.
16818 * config/mt/mt.c (mt_compute_frame_size): Update.
16819 * config/mn10300/mn10300.c (expand_prologue): Update.
16820 (expand_epilogue): Update.
16821 (initial_offset): Update.
16822 (mn10300_builtin_saveregs):
16823 * config/mn10300/mn10300.md (return expander): Update.
16824 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16825 (ia64_initial_elimination_offset): Update.
16826 (ia64_initial_elimination_offset): Update.
16827 (ia64_expand_prologue): Update.
16828 * config/m68k/m68k.md (return expander): Update.
16829 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16830 (rs6000_stack_info): Update.
16831 * config/mcore/mcore.c (layout_mcore_frame): Update.
16832 (mcore_expand_prolog): Update.
16833 * config/arc/arc.c (arc_compute_frame_size): Update.
16834 * config/score/score3.c (score3_compute_frame_size): Update.
16835 * config/score/score7.c (score7_compute_frame_size): Update.
16836 * config/arm/arm.c (use_return_insn): Update.
16837 (thumb_find_work_register): Update.
16838 (arm_compute_save_reg_mask): Update.
16839 (arm_output_function_prologue): Update.
16840 (arm_output_epilogue): Update.
16841 (arm_size_return_regs): Update.
16842 (arm_get_frame_offsets): Update.
16843 (arm_expand_prologue): Update.
16844 (thumb_exit): Update.
16845 (thumb_unexpanded_epilogue): Update.
16846 (thumb1_output_function_prologue): Update.
16847 * config/pa/pa.md (return expander): Update.
16848 * config/pa/pa.c (compute_frame_size): Update.
16849 (hppa_builtin_saveregs): Update.
16850 * config/mips/mips.c (mips_va_start): Update.
16851 (mips16_build_function_stub): Update.
16852 (mips_compute_frame_info): Update.
16853 (mips_restore_gp): Update.
16854 (mips_output_function_prologue): Update.
16855 (mips_expand_prologue): Update.
16856 * config/v850/v850.c (compute_frame_size): Update.
16857 (expand_prologue): * config/mmix/mmix.c (along): update.
16858 (mmix_initial_elimination_offset): update.
16859 (mmix_reorg): update.
16860 (mmix_use_simple_return): update.
16861 (mmix_expand_prologue): update.
16862 (mmix_expand_epilogue): Update.
16863 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16864 (emit_link_insn): Update.
16866 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16868 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16869 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16871 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16874 2008-04-07 Jan Hubicka <jh@suse.cz>
16876 * function.h (rtl): Rename to x_rtl.
16877 (crtl): New define.
16878 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16879 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16880 used_temp_slots avail_temp_slots, temp_slot_level,
16881 nonlocal_goto_handler_labels): Update accesstors.
16882 (rtl): New global variable.
16883 (struct function): Move some fileds to rtl_data.
16884 (get_arg_pointer_save_area): Update prototype.
16885 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16886 get_arg_pointer_save_area.
16887 * expr.c (init_expr): Update
16888 * function.c (get_frame_size): Update
16889 (assign_stack_local): Update
16890 (expand_function_end): Update.
16891 (get_art_pointer_save_area): Update
16893 * emit-rtl.c (rtl): Declare.
16894 (regno_reg_rtx): Declare.
16895 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16897 (gen_reg_rtx): Update.
16898 * varasm.c (n_deferred_constatns): Update accestor.
16899 (init_varasm_status): Do not allocate varasm_status.
16900 (force_const_mem, get_pool_size, output_constant_pool): Update.
16901 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16902 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16903 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16904 * sparc/sparc.h (INIT_EXPANDERS): Update.
16905 * ia64/ia64.h (INIT_EXPANDERS): Update.
16907 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16909 * reload.c (push_secondary_reload): Add missing break to for loop.
16911 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16913 PR middle-end/PR28690
16914 * rtlanal.c: Update copyright years.
16915 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16916 as REG_POINTER and MEM_POINTER operands.
16917 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16918 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16919 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16920 * gcse.c: Update copyright years.
16921 (pre_delete): Call gen_reg_rtx_and_attrs.
16922 (hoist_code): Likewise.
16923 (build_store_vectors): Likewise.
16924 (delete_store): Likewise.
16925 * loop-invariant.c (move_invariant_reg): Likewise.
16926 Update copyright years.
16928 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16930 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16931 control string instead of quoted.
16933 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16935 * doc/rtl.texi: Rewrite of subreg section.
16937 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16940 * config/i386/i386.c (legitimize_pic_address): Add treating
16941 of dllimport SYM_REF's.
16942 (legitimize_dllimport_symbol): Add prototype.
16944 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16946 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16947 reference in constructor with non self-referential type.
16949 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16951 Removal of Return with Depressed Stack Pointer support
16952 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16953 (ECF_SP_DEPRESSED): Likewise.
16954 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16955 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16956 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16957 (expand_call): Do not test ECF_SP_DEPRESSED.
16958 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16959 * function.c (keep_stack_depressed): Delete.
16960 (handle_epilogue_set): Likewise.
16961 (update_epilogue_consts): Likewise.
16962 (emit_equiv_load): Likewise.
16963 (thread_prologue_and_epilogue_insns): Remove support for Return with
16964 Depressed Stack Pointer.
16965 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16967 2008-04-06 Richard Guenther <rguenther@suse.de>
16969 PR tree-optimization/35400
16970 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16971 information from SSA_NAMEs.
16973 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16975 * config/avr/avr.h (avr_mega_p): Remove declaration.
16976 (AVR_MEGA): Remove macro.
16977 * config/avr/avr.c (avr_mega_p): Remove variable.
16978 (avr_override_options): Remove inicializion of avr_mega_p.
16979 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16980 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16981 (avr_jump_mode): (Ditto.).
16982 (avr_output_progmem_section_asm_op): (Ditto.).
16983 (avr_asm_init_sections): (Ditto.).
16984 (avr_asm_init_sections): (Ditto.).
16985 (avr_rtx_costs): (Ditto.).
16986 * config/avr/avr.md: (Ditto.).
16987 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16990 2008-04-06 Richard Guenther <rguenther@suse.de>
16992 PR tree-optimization/35842
16993 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16994 is_gimple_invariant_address.
16996 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16998 * gcc.c (default_compilers): Sync Fortran extensions list with
16999 that in fortran/lang-specs.h.
17000 * doc/invoke.texi: Likewise.
17001 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
17002 * dwarf2out.c (gen_compile_unit_die): Likewise.
17004 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
17006 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
17008 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
17011 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
17012 attribute is used for nested functions.
17014 2008-04-05 Jan Hubicka <jh@suse.cz>
17016 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17018 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17020 (dump_files): Update.
17021 (enable_rtl_dump_file): Do not accept letter argument.
17022 * tree-pass.h (dump_file_info): Remove letter argument.
17023 * toplev.c (decode_d_option): Update -da handling.
17024 * toplev.h (enable_rtl_dump_file): Update prototype.
17025 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17026 it out based on pass type.
17027 (register_dump_files_1): Likewise.
17028 (init_optimization_passes): Update register_one_dump_file calls.
17029 (execute_one_pass): Sanity check that IPA passes are called at IPA
17030 level and RTL passes at RTL level.
17031 (execute_pass_list): IPA pass can not be after or subpass of
17033 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
17034 disallov RTL subpasses of IPA subpasses.
17036 2008-04-05 Ben Elliston <bje@au.ibm.com>
17038 * tree-cfg.c (need_fake_edge_p): Return false for calls to
17039 builtins that return exactly once and do not throw. Cache call to
17042 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
17044 PR rtl-optimization/34916
17045 PR middle-end/35519
17046 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
17047 between instruction pairs.
17049 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
17051 * doc/invoke.texi: Document -mbitops for SH.
17052 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
17053 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
17054 * config/sh/sh.c (print_operand): Add %t operand code.
17055 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
17056 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
17057 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
17058 (extendqihi2): Likewise.
17059 (movqi_i): Likewise.
17060 (insv): Use bset, bclr and bst instructions for SH2A if possible.
17061 (extv): Use bld instruction for SH2A if possible.
17063 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
17064 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
17065 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
17066 (bset.b, bclr.b): Define peepholes.
17067 * config/sh/sh.opt (mbitops): New option.
17069 2008-04-04 Janis Johnson <janis187@us.ibm.com>
17072 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
17073 and view convert expression.
17075 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17078 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17080 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
17082 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
17084 * config/i386/cpuid.h (bit_AES): New.
17085 (bit_PCLMUL): Likewise.
17087 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
17088 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
17089 SSE2 if AES or PCLMUL is enabled.
17090 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17091 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17092 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
17093 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
17094 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
17095 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
17096 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17097 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
17098 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
17099 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
17100 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
17101 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
17102 __builtin_ia32_aeskeygenassist128 and
17103 __builtin_ia32_pclmulqdq128.
17104 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
17105 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
17106 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
17108 * config/i386/i386.h (TARGET_AES): New.
17109 (TARGET_PCLMUL): Likewise.
17110 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
17112 * config/i386/i386.md (UNSPEC_AESENC): New.
17113 (UNSPEC_AESENCLAST): Likewise.
17114 (UNSPEC_AESDEC): Likewise.
17115 (UNSPEC_AESDECLAST): Likewise.
17116 (UNSPEC_AESIMC): Likewise.
17117 (UNSPEC_AESKEYGENASSIST): Likewise.
17118 (UNSPEC_PCLMUL): Likewise.
17120 * config/i386/i386.opt (maes): New.
17121 (mpclmul): Likewise.
17123 * config/i386/sse.md (aesenc): New pattern.
17124 (aesenclast): Likewise.
17125 (aesdec): Likewise.
17126 (aesdeclast): Likewise.
17127 (aesimc): Likewise.
17128 (aeskeygenassist): Likewise.
17129 (pclmulqdq): Likewise.
17131 * config/i386/wmmintrin.h: New.
17133 * doc/extend.texi: Document AES and PCLMUL built-in function.
17135 * doc/invoke.texi: Document -maes and -mpclmul.
17137 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
17139 * function.c (free_after_parsing): Replace with
17140 cxx_push_function_context from C++ front-end.
17141 (allocate_struct_function): Don't call langhook.
17142 * langhooks.h (struct lang_hooks_for_functions): Delete.
17143 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
17145 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
17146 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
17147 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
17148 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
17149 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
17150 remove LANG_HOOKS_FUNCTION_INITIALIZER.
17151 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
17153 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
17154 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
17156 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17159 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
17162 2008-04-04 Richard Guenther <rguenther@suse.de>
17164 PR middle-end/35823
17165 * fold-const.c (optimize_minmax_comparison): Use the correct
17166 type for the constant in the simplified comparison.
17168 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
17170 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
17171 Pass L2 size as "--param l2-cache-size" to the compiler.
17172 (decode_l2_cache): New function to decode L2 cache parameters using
17173 0x8000006 extended cpuid function.
17174 (detect_caches_amd): Determine parameters of L2 cache using
17175 decode_l2_caches function.
17176 (decode_caches_intel): Decode L2 cache parameters.
17177 (detect_caches_intel): Determine L2 cache parameters using
17178 decode_caches_intel and decode_l2_caches functions.
17180 2008-04-03 Bob Wilson <bob.wilson@acm.org>
17182 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
17183 secondary input reload for subword loads from the constant pool.
17185 2008-04-03 Janis Johnson <janis187@us.ibm.com>
17188 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
17189 constants of the appropriate size for runtime calculations.
17192 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
17193 decimal-float literal constant zero.
17195 2008-04-03 Jakub Jelinek <jakub@redhat.com>
17198 * c-parser.c (c_parser_omp_atomic): Call
17199 default_function_array_conversion on the RHS.
17201 PR middle-end/35818
17202 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17203 call is_variable_sized if decl has incomplete type.
17205 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17207 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17209 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17211 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17213 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17214 (sgt<u>): Merge sgt and sgtu into new expander.
17215 (sgt, sgtu): Remove expanders.
17216 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17217 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17218 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17219 *sgtu_<mode>_mips16 into new pattern.
17220 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17221 (sge<u>): Merge sge and sgeu into new expander.
17222 (sge, sgeu): Remove expanders.
17223 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17225 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17226 (slt<u>): Merge slt and sltu into new expander.
17227 (slt, sltu): Remove expanders.
17228 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17229 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17230 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17231 *sltu_<mode>_mips16 into new pattern.
17232 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17233 (sle<u>): Merge sle and sleu into new expander.
17234 (sle, sleu): Remove expanders.
17235 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17236 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17237 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17238 *sleu_<mode>_mips16 into new pattern.
17239 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17241 2008-04-03 Jan Hubicka <jh@suse.cz>
17243 PR tree-optimization/35795
17244 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17245 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17246 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17247 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17248 * score/score3.c (score3_output_mi_thunk): Likewise.
17249 * score/score7.c (score7_output_mi_thunk): Likewise.
17250 * mips/mips.c (mips_output_mi_thunk): Likewise.
17252 2008-04-03 Richard Guenther <rguenther@suse.de>
17254 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17255 conversions. Simplify code.
17257 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17259 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17261 2008-04-03 Tom Tromey <tromey@redhat.com>
17262 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17264 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17265 * config/bfin/t-bfin-linux (generated_files): Add
17266 linux-sysroot-suffix.h.
17267 * doc/install.texi (Prerequisites): Require make 3.80.
17268 * doc/sourcebuild.texi (Front End Directory): Document new
17270 * Makefile.in (generated_files): New variable.
17271 (ALL_HOST_OBJS): New variable.
17272 ($(ALL_HOST_OBJS)): New target.
17274 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17276 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17277 (remap_block): Call id->transform_lang_insert_block instead
17279 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17280 Set id.transform_lang_insert_block to NULL.
17281 (clone_body): Move to cp/optimize.c
17282 * tree-inline.h (struct copy_body_data): Change
17283 transform_lang_insert_block to function pointer.
17284 (copy_generic_body, copy_decl_no_change): Export.
17285 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17286 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17287 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17289 * c-tree.h (insert_block): Kill.
17290 * c-decl.c (insert_block): Kill.
17292 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17294 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17295 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17296 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17298 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17299 argument, call {push,pop}_function_context from here.
17300 * c-parser.c: Use c_{push,pop}_function_context.
17302 * function.c (push_function_context_to): Move meat ...
17303 (push_function_context): ... here. Simplify.
17304 * function.c (pop_function_context_from): Move meat ...
17305 (pop_function_context): ... here. Simplify.
17306 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17308 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17309 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17310 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17311 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17313 2008-04-03 Ben Elliston <bje@au.ibm.com>
17315 * expmed.c (extract_force_align_mem_bit_field): Remove.
17317 2008-04-03 Richard Guenther <rguenther@suse.de>
17319 PR middle-end/35800
17320 * expr.h (try_casesi): Adjust prototype.
17321 * expr.c (try_casesi): Take fallback label as extra parameter.
17322 Use that for gen_casesi if default_label is NULL.
17323 * stmt.c (expand_case): Pass fallback label to try_casesi,
17324 make sure to fill gaps with a fallback label if default_label
17327 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17330 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17332 2008-04-03 Ben Elliston <bje@au.ibm.com>
17334 * expmed.c (extract_split_bit_field): Remove if (0) code.
17335 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17336 (do_ds_constraint): Likewise.
17338 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17340 * doc/cppopts.texi (-dU): Document.
17341 * c-common.h (flag_dump_macros): Update comment.
17342 * c-opts.c (handle_OPT_d): Handle -dU.
17343 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17344 dump_queued_macros, cb_used_define, cb_used_undef): New.
17345 (init_pp_output): Handle -dU.
17346 (cb_line_change): Call dump_queued_macros.
17347 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17349 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17351 * config/avr/predicates.md (io_address_operand): New predicate.
17352 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17353 * config/avr/avr.c (avr_io_address_p): Remove function.
17354 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17355 'avr_io_address_p' function.
17356 (out_movhi_r_mr): (Ditto.).
17357 (out_movqi_mr_r): (Ditto.).
17358 (out_movhi_mr_r): (Ditto.).
17359 (avr_address_cost): (Ditto.).
17361 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17363 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17364 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17365 in 32bit mode when XMM registers are available to avoid store
17367 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17368 corresponding post-reload splitters.
17370 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17372 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17373 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17374 __builtin_ia32_roundss.
17375 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17376 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17377 __builtin_ia32_roundss.
17378 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17379 IX86_BUILTIN_SHUFPD here.
17381 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17383 * config/i386/i386.md (plogic): New.
17384 (plogicprefix): Likewise.
17386 * config/i386/mmx.md (mmx_<code><mode>3): New.
17387 (mmx_and<mode>3): Removed.
17388 (mmx_ior<mode>3): Likewise.
17389 (mmx_xor<mode>3): Likewise.
17391 * config/i386/sse.md (<code><mode>3): New.
17392 (*<code><mode>3): Likewise.
17393 (*<code><mode>3): Likewise.
17394 (<code><mode>3): Likewise.
17395 (*sse_<code><mode>3): Likewise.
17396 (*sse2_<code><mode>3): Likewise.
17397 (<code>tf3): Likewise.
17398 (*<code>tf3): Likewise.
17399 (and<mode>3): Likewise.
17400 (*and<mode>3): Likewise.
17401 (ior<mode>3): Removed.
17402 (*ior<mode>3): Likewise.
17403 (xor<mode>3): Likewise.
17404 (*xor<mode>3): Likewise.
17405 (*and<mode>3): Likewise.
17406 (*ior<mode>3): Likewise.
17407 (*xor<mode>3): Likewise.
17408 (and<mode>3): Likewise.
17409 (*sse_and<mode>3): Likewise.
17410 (*sse2_and<mode>3): Likewise.
17411 (andtf3): Likewise.
17412 (*andtf3): Likewise.
17413 (ior<mode>3): Likewise.
17414 (*sse_ior<mode>3): Likewise.
17415 (*sse2_ior<mode>3): Likewise.
17416 (iortf3): Likewise.
17417 (*iortf3): Likewise.
17418 (xor<mode>3): Likewise.
17419 (*sse_xor<mode>3): Likewise.
17420 (*sse2_xor<mode>3): Likewise.
17421 (xortf3): Likewise.
17422 (*xortf3): Likewise.
17424 2008-04-02 Richard Guenther <rguenther@suse.de>
17426 PR tree-optimization/14495
17427 PR tree-optimization/34793
17428 * tree-vrp.c (struct switch_update): New structure.
17429 (to_remove_edges, to_update_switch_stmts): New VECs.
17430 (simplify_switch_using_ranges): New function. Remove not taken
17431 case labels and edges.
17432 (simplify_stmt_using_ranges): Call it.
17433 (identify_jump_threads): Mark edges we have queued for removal
17434 so we don't thread them.
17435 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17437 * tree-cfg.c (group_case_labels): Deal with missing default label.
17438 (tree_verify_flow_info): Allow missing default label.
17439 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17440 (emit_case_nodes): Likewise.
17441 (expand_case): Do not rely on the default label to be present.
17442 * expr.c (try_casesi): Deal with NULL default_label.
17443 (do_tablejump): Likewise.
17445 2008-04-02 Richard Guenther <rguenther@suse.de>
17447 PR tree-optimization/14495
17448 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17449 SWITCH_EXPR here ...
17450 (vrp_visit_switch_stmt): ... but here (new function).
17451 (find_case_label_index): New helper function.
17452 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17454 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17456 * fwprop.c: Fix ISO-C99ism.
17458 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17461 * Makefile.in (objdir): Set it here.
17462 * configure.ac: Not here. Find dynamic linker characteristics.
17463 * exec-tool.in: Use them.
17464 * aclocal.m4: Regenerate.
17465 * configure: Regenerate.
17467 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17469 * expr.c (expand_var): Delete it.
17470 * expr.h (expand_var): Delete prototype.
17471 * function.c (expand_function_start): Use expand_decl instead.
17472 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17475 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17477 PR rtl-optimization/35542
17478 * fwprop.c (forward_propagate_and_simplify): Replace
17479 loc_reg_mentioned_in_p with reg_mentioned_p.
17481 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17483 PR rtl-optimization/35281
17484 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17485 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17486 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17487 (varying_mem_p): Move above propagate_rtx.
17488 (all_uses_available_at): Do not check MEMs.
17490 2008-04-02 Rafael Espíndola <espindola@google.com>
17492 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17493 (register_edge_assert_for_2): Split the cond argument.
17494 (register_edge_assert_for_1): Adjust for the change in
17495 register_edge_assert_for_2.
17496 (register_edge_assert_for): Split the cond argument.
17497 (find_switch_asserts): Adjust for the change in
17498 register_edge_assert_for.
17500 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17502 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17503 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17504 offsets for 64-bit mingw.
17505 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17506 abi for x86_64-pc-mingw.
17508 2008-04-02 Richard Guenther <rguenther@suse.de>
17510 * tree-vrp.c (extract_range_from_assert): Make sure to not
17511 produce range min/max with TREE_OVERFOW set.
17512 If merging a anti-range and a range keep the anti-range if
17513 the range covers all values of the type.
17514 (register_edge_assert_for_2): Only allow sign-changing
17515 conversions in detecting canonical range checks. Also
17516 register an assert for the unsigned name if useful.
17518 PR tree-optimization/35787
17519 * tree-vrp.c (vrp_val_max): New function.
17520 (vrp_val_min): Likewise.
17521 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17522 (vrp_val_is_min): Likewise.
17523 (supports_overflow_infinity): Use vrp_val_{min,max}.
17524 (negative_overflow_infinity): Likewise.
17525 (positive_overflow_infinity): Likewise.
17526 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17527 (is_positive_overflow_infinity): Likewise.
17528 (is_overflow_infinity): Likewise.
17529 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17530 vrp_val_is_{min,max}.
17531 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17532 to ranges if possible. Avoid empty ranges.
17534 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17536 PR middle-end/35705
17537 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17538 the expression is a function address.
17540 2008-04-01 George Helffrich <george@gcc.gnu.org>
17542 PR fortran/35154, fortran/23057
17543 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17544 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17545 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17546 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17548 (dbxout_syms): Check for COMMON-based symbol and wrap in
17549 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17550 in bracket for efficiency.
17552 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17553 using DW_TAG_common_block + member offset.
17554 (add_pubname_string): New function.
17555 (dw_expand_expr): New function to find block name and offset for
17557 (common_check): New function to check whether symbol in Fortran COMMON.
17558 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17560 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17563 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17565 2008-04-02 Ben Elliston <bje@au.ibm.com>
17567 * config/v850/v850.md (casesi): Remove if (0) code.
17568 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17569 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17571 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17573 * config/i386/i386.md (rex64suffix): New mode attribute.
17574 (floathi<mode>2): Disable expander for SSE math.
17575 (*floathi<mode>2_1): New insn insn_and_split pattern.
17576 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17577 corresponding post-reload splitters.
17578 (*floathi<mode>2_i387): New macroized insn pattern.
17579 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17580 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17581 insn_and_split pattern.
17582 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17583 New macroized instruction patterns and corresponding post-reload
17585 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17586 and corresponding post-reload splitters.
17587 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17588 New macroized instruction patterns.
17589 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17590 macroized instruction patterns and corresponding post-reload splitters.
17591 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17592 corresponding post-reload splitters.
17593 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17594 New macroized instruction patterns.
17595 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17596 corresponding post-reload splitters.
17597 (*floatsi<mode>2_i387): New macroized instruction patterns.
17599 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17601 * config/i386/i386.md (smaxmin): New.
17602 (umaxmin): Likewise.
17603 (maxminiprefix): Likewise.
17604 (maxminfprefix): Likewise.
17605 (<code><mode>3): Likewise.
17606 (smin<mode>3): Removed.
17607 (smax<mode>3): Likewise.
17609 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17610 (mmx_<code>v4hi3): Likewise.
17611 (mmx_<code>v8qi3): Likewise.
17612 (mmx_smaxv2sf3): Removed.
17613 (mmx_sminv2sf3): Likewise.
17614 (mmx_umaxv8qi3): Likewise.
17615 (mmx_smaxv4hi3): Likewise.
17616 (mmx_uminv8qi3): Likewise.
17617 (mmx_sminv4hi3): Likewise.
17619 * config/i386/sse.md (<addsub><mode>3): New.
17620 (*<addsub><mode>3): Likewise.
17621 (<sse>_vm<addsub><mode>3): Likewise.
17622 (<maxmin><mode>3): Likewise.
17623 (*<maxmin><mode>3_finite): Likewise.
17624 (*<maxmin><mode>3): Likewise.
17625 (<sse>_vm<maxmin><mode>3): Likewise.
17626 (sse3_h<addsub>v4sf3): Likewise.
17627 (sse3_h<addsub>v2df3): Likewise.
17628 (<maxmin>v16qi3): Likewise.
17629 (*<maxmin>v16qi3): Likewise.
17630 (<maxmin>v8hi3): Likewise.
17631 (*<maxmin>v8hi3): Likewise.
17632 (*sse4_1_<maxmin><mode>3): Likewise.
17633 (*sse4_1_<maxmin><mode>3): Likewise.
17634 (add<mode>3): Removed.
17635 (*add<mode>3): Likewise.
17636 (<sse>_vmadd<mode>3): Likewise.
17637 (sub<mode>3): Likewise.
17638 (*sub<mode>3): Likewise.
17639 (<sse>_vmsub<mode>3): Likewise.
17640 (smin<mode>3): Likewise.
17641 (*smin<mode>3_finite): Likewise.
17642 (*smin<mode>3): Likewise.
17643 (<sse>_vmsmin<mode>3): Likewise.
17644 (smax<mode>3): Likewise.
17645 (*smax<mode>3_finite): Likewise.
17646 (*smax<mode>3): Likewise.
17647 (<sse>_vmsmax<mode>3): Likewise.
17648 (sse3_haddv4sf3): Likewise.
17649 (sse3_haddv2df3): Likewise.
17650 (sse3_hsubv4sf3): Likewise.
17651 (sse3_hsubv2df3): Likewise.
17652 (umaxv16qi3): Likewise.
17653 (*umaxv16qi3): Likewise.
17654 (smaxv8hi3): Likewise.
17655 (*smaxv8hi3): Likewise.
17656 (*sse4_1_smax<mode>3): Likewise.
17657 (*sse4_1_umax<mode>3): Likewise.
17658 (uminv16qi3): Likewise.
17659 (*uminv16qi3): Likewise.
17660 (sminv8hi3): Likewise.
17661 (*sminv8hi3): Likewise.
17662 (*sse4_1_smin<mode>3): Likewise.
17663 (*sse4_1_umin<mode>3): Likewise.
17665 2008-04-01 Rafael Espíndola <espindola@google.com>
17667 * tree-cfg.c (verify_expr): remove in_phi.
17668 (verify_stmt): Don't call walk_tree with verify_expr. Use
17669 is_gimple_min_invariant instead of is_gimple_val.
17671 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17673 * doc/include/gpl_v3.texi: Update for manpage generation.
17674 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17676 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17677 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17678 gpl_v3.texi instead of gpl.texi.
17681 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17684 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17686 2008-04-01 Rafael Espíndola <espindola@google.com>
17688 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17689 (extract_code_and_val_from_cond): Use
17690 extract_code_and_val_from_cond_with_ops.
17692 2008-04-01 Jan Hubicka <jh@suse.cz>
17694 * function.c (free_after_compilation): Free epilogue_delay_list.
17695 (prepare_function_start): Assert that previous compilation was freed.
17697 2008-04-01 Jan Hubicka <jh@suse.cz>
17698 Jim Wilson <wilson@tuliptree.org>
17699 Andreas Tobler <andreast@gcc.gnu.org>
17701 PR middle-end/35781
17702 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17703 rtl.emit instead cfun->emit.
17704 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17705 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17707 2008-04-01 Ben Elliston <bje@au.ibm.com>
17709 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17711 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17713 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17715 (fprofile-use): Add var flag_profile_use
17716 * coverage.c (coverage_begin_output): Do not open a gcno file for
17717 output only if -ftest-coverage is set.
17718 Do not add getpwd() to gcda file path.
17719 (build_gcov_info): Check the new flag
17720 flag_profile_datafile_relative_path.
17721 (coverage_init): Use profile_data_prefix.
17722 Read profile counter only if flag_profile_use is set.
17723 * opts.c (common_handle_option): New option fprofile-use=,
17724 fprofile-dir=, fprofile-generate=.
17725 * toplev.c (profile_data_prefix): New variable definition.
17726 * toplev.h (profile_data_prefix): New declaration.
17727 * doc/invoke.tex (Option Summary, Optimization Options):
17730 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17732 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17733 use tmp consistently.
17736 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17737 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17738 UNSPEC_FR_RECIP_APPROX_RES.
17739 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17741 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17744 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17746 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17748 PR middle-end/30186
17749 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17750 element of the vector via a pointer.
17752 2008-03-31 Ian Lance Taylor <iant@google.com>
17754 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17756 2008-03-31 Jan Hubicka <jh@suse.cz>
17758 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17759 get_arg_pointer_save_area.
17760 * expr.c (init_expr): Just clear out rtl.expr.
17761 * function.c (free_after_compilation): Clear out whole RTL structure.
17762 (get_func_frame_size): Merge into ...
17763 (get_frame_size): ... this one.
17764 (assign_stack_local_1): Merge into ...
17765 (assign_stack_local): ... this one.
17766 (expand_function_end): Update call of get_arg_pointer_save_area.
17767 (get_art_pointer_save_area): Remove cfun argument.
17768 * function.h (emit_status): regno_pointer_align does not need length
17769 attribute. Move x_regno_reg_rtx to ...
17770 (regno_reg_rtx): ... new global array.
17771 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17772 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17773 apply_args_value, forced_labels, stack_pointer_delta):
17775 (struct varasm_status): Move here from varasm.c
17776 (struct rtl_data): New. Move here some fields from struct function.
17777 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17778 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17779 used_temp_slots avail_temp_slots, temp_slot_level,
17780 nonlocal_goto_handler_labels): Update accesstors.
17781 (rtl): New global variable.
17782 (struct function): Move some fileds to rtl_data.
17783 (get_arg_pointer_save_area): Update prototype.
17784 * emit-rtl.c (rtl): Declare.
17785 (regno_reg_rtx): Declare.
17786 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17788 (gen_reg_rtx): Update.
17789 (init_virtual_regs): Do not tate emit_status argument.
17790 (init_emit): Do not allocate emit.
17791 * varasm.c (varasm_statuc): Move to function.h.
17792 (n_deferred_constatns): Update accestor.
17793 (init_varasm_status): Do not allocate varasm_status.
17794 (force_const_mem, get_pool_size, output_constant_pool): Update.
17795 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17796 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17798 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17800 PR rtl-optimization/35729
17801 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17804 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17807 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17808 load/store if memory is unaligned.
17809 (*movti_rex64): Likewise.
17811 * config/i386/predicates.md (misaligned_operand): New.
17813 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17816 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17819 2008-03-31 Jan Beulich <jbeulich@novell.com>
17821 * config/ia64/constraints.md: Add 'j' constraint.
17822 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17823 (movdi_internal): Likewise.
17825 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17828 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17830 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17833 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17834 proper error message for the third argument on blendpd and
17837 * config/i386/sse.md (blendbits): New.
17838 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17840 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17842 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17844 2008-03-30 Richard Guenther <rguenther@suse.de>
17846 PR middle-end/31023
17847 * fold-const.c (fold_sign_changed_comparison): Do leave
17848 conversions to base-types alone.
17850 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17852 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17853 the link register if one altivec register is be saved.
17855 2008-03-30 Ben Elliston <bje@au.ibm.com>
17857 * final.c (final_scan_insn): Remove if (0) code.
17859 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17861 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17863 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17865 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17866 of V4SFmode to ix86_binary_operator_ok.
17868 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17870 * config/i386/i386.c (override_options): Initialize
17871 ix86_veclib_handler to ix86_veclibabi_svml when
17872 -mveclibabi=svml is used.
17873 (ix86_veclibabi_svml): New function for SVML ABI style
17874 vectorization support.
17875 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17877 2008-03-28 Rafael Espíndola <espindola@google.com>
17879 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17880 (tree_binary_nonnegative_warnv_p): Make it public.
17881 (tree_single_nonnegative_warnv_p): Make it public.
17882 (tree_invalid_nonnegative_warnv_p): Make it public.
17883 (tree_unary_nonzero_warnv_p): Make it public.
17884 (tree_binary_nonzero_warnv_p): Make it public
17885 (tree_single_nonzero_warnv_p): Make it public.
17886 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17887 (extract_range_from_binary_expr): Split the expr argument.
17888 (extract_range_from_unary_expr): Split the expr argument.
17889 (extract_range_from_comparison): Split the expr argument.
17890 (extract_range_from_expr): Use the new aux functions.
17891 (vrp_evaluate_conditional_warnv): Use
17892 vrp_evaluate_conditional_warnv_with_ops.
17893 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17894 (tree_binary_nonzero_warnv_p): Declare.
17895 (tree_single_nonzero_warnv_p): Declare.
17896 (tree_expr_nonzero_warnv_p): Declare.
17897 (tree_unary_nonnegative_warnv_p): Declare.
17898 (tree_binary_nonnegative_warnv_p): Declare.
17899 (tree_single_nonnegative_warnv_p): Declare.
17900 (tree_invalid_nonnegative_warnv_p): Declare.
17902 2008-03-28 Richard Guenther <rguenther@suse.de>
17904 PR tree-optimization/30317
17905 PR tree-optimization/30911
17906 PR tree-optimization/34793
17907 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17908 (struct assert_locus_d): New member EXPR.
17909 (register_new_assert_for): Add EXPR parameter to support
17910 ASSERT_EXPR <name, expr OP limit>.
17911 (register_edge_assert_for_1): Adjust callers.
17912 (find_assert_locations): Likewise.
17913 (process_assert_insertions_for): Build condition from expression.
17914 (extract_range_from_assert): Handle ASSERT_EXPRs
17915 of the form ASSERT_EXPR <name, expr OP limit>.
17916 (register_edge_assert_for_2): New helper registering
17917 asserts for comparisons. Recognize range tests of the form
17918 (unsigned)i - CST1 OP CST2.
17919 (register_edge_assert_for_1): Use it.
17920 (register_edge_assert_for): Likewise.
17921 (needs_overflow_infinity): Integer sub-types
17922 do not need overflow infinities.
17923 (vrp_val_is_max): The extreme values of integer sub-types
17924 are those of the base type.
17925 (vrp_val_is_min): Likewise.
17926 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17929 2008-03-28 Nick Clifton <nickc@redhat.com>
17932 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17933 Return GENERAL_REGS for stack adjustment reloads.
17935 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17938 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17939 const_vector when all the vectors are constant.
17941 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17943 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17945 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17946 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17948 (s<code>_sf): Use new scc_sf attribute for opcode names.
17950 2008-03-27 Tom Tromey <tromey@redhat.com>
17952 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17953 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17954 config/spu/t-spu-elf, config/i386/t-interix,
17955 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17956 config/i386/x-darwin, config/i386/x-mingw32,
17957 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17958 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17959 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17960 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17961 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17962 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17963 config/score/t-score-elf, config/arm/t-strongarm-pe,
17964 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17965 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17966 Revert automatic dependency patch.
17968 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17971 * config/i386/i386.c (ix86_function_arg_boundary): Align
17972 decimal floating point to its natural boundary.
17974 2008-03-27 Richard Guenther <rguenther@suse.de>
17976 PR middle-end/35716
17977 * fold-const.c (fold_comparison): Restrict distinct decl
17978 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17979 solely rely on operand_equal_p.
17981 2008-03-27 Richard Guenther <rguenther@suse.de>
17984 * c-common.c (handle_weak_attribute): Reject combination of
17987 2008-03-27 Richard Guenther <rguenther@suse.de>
17989 PR tree-optimization/32810
17990 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17991 conversions from DECL_INITIAL.
17992 (fold_const_aggregate_ref): Likewise from constructor elements.
17994 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17996 * tree-affine.h (aff_combination_expand): Declare.
17997 (get_inner_reference_aff): Likewise.
17998 * tree-affine.c (aff_combination_expand): Split out from
17999 tree_to_aff_combination_expand.
18000 (get_inner_reference_aff): New function.
18001 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
18002 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
18003 (struct lim_aux_data): sm_done field removed.
18004 (mem_ref_loc_p, mem_ref_locs_p): New types.
18005 (struct mem_ref): Added id, stored, accesses_in_loop,
18006 indep_loop, dep_loop, indep_ref, dep_ref fields.
18007 Removed is_stored, locs and next fields.
18008 (memory_accesses): New variable.
18009 (movement_possibility): Do not allow moving statements
18010 that store to memory.
18011 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
18013 (determine_max_movement): For statements with memory references,
18014 find the outermost loop in that the reference is independent.
18015 (move_computations_stmt): Mark the virtual operands for renaming.
18016 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18017 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18018 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18019 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18020 create_vop_ref_mapping, analyze_memory_references,
18021 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18022 get_all_locs_in_loop, ref_always_accessed_p,
18023 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18024 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18025 store_motion_loop, store_motion): New functions.
18026 (struct vop_to_refs_elt): New type.
18027 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18028 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18029 (schedule_sm): Replaced by...
18030 (execute_sm): ... this.
18031 (determine_lsm_ref, hoist_memory_references,
18032 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
18033 find_more_ref_vops, free_mem_ref, free_mem_refs,
18034 determine_lsm_loop, determine_lsm): Removed.
18035 (tree_ssa_lim_finalize): Free data structures used by store motion.
18036 (tree_ssa_lim): Call analyze_memory_references. Use
18037 store_motion instead of determine_lsm.
18039 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18041 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
18042 rename tmake_file to m68hc11/t-m68hc11.
18043 (mcore): Set inhibit_libc to true.
18044 * config.host (alpha*-dec-*vms*): Set extra_programs.
18045 (interix3*): Don't use host_xmake_file.
18046 * configure.ac: Let config.gcc override inhibit_libc.
18047 * configure: Regenerate.
18049 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
18050 * config/t-openbsd-thread: Remove commented out lines.
18052 * config/x-interix: Remove.
18054 * config/m68hc11/t-m68hc11-gas: Rename to...
18055 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
18057 * config/mcore/t-mcore: Remove T_CFLAGS.
18058 * config/mcore/t-mcore-pe: Likewise.
18060 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18062 * configure.ac: Replace custom __GNU_SOURCE test with
18063 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
18064 * aclocal.m4: Regenerate.
18065 * configure: Regenerate.
18066 * config.in: Regenerate.
18068 2008-03-27 Richard Guenther <rguenther@suse.de>
18070 * fold-const.c (target.h): Include.
18071 (fold_comparison): Fold comparison of addresses of decls
18072 that bind locally or of constants. Consolidate address folding code.
18073 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
18074 results from fold_binary_to_constant.
18075 (compare_values_warnv): Likewise.
18077 2008-03-27 Andrew Pinski <pinskia@gmail.com>
18079 PR middle-end/35429
18080 * fold-const.c (fold_truthop): Check for integeral types when folding
18081 a == 0 && b == 0 and a != 0 || b != 0 .
18083 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
18085 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
18087 2008-03-26 Andreas Schwab <schwab@suse.de>
18089 * doc/invoke.texi: Fix use of @item vs. @itemx.
18091 2008-03-26 Tom Tromey <tromey@redhat.com>
18093 * Makefile.in (build/gensupport.o, build/print-rtl.o,
18094 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
18095 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
18096 build/gencodes.o, build/genconditions.o, build/genconfig.o,
18097 build/genconstants.o, build/genemit.o, build/genextract.o,
18098 build/genflags.o, build/genmddeps.o, build/genopinit.o,
18099 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
18102 2008-03-26 Richard Guenther <rguenther@suse.de>
18105 2008-03-26 Richard Guenther <rguenther@suse.de>
18107 * fold-const.c (target.h): Include.
18108 (fold_comparison): Fold comparison of addresses of two decls
18109 that bind locally. Consolidate address folding code.
18111 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18113 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
18114 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
18115 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
18116 dconstsqrt2, dconstthird, dconste and/or dconst10.
18117 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
18118 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
18119 dconstsqrt2, dconste): Delete.
18120 (init_emit_once): Likewise. Simplify initializing dconstm1.
18122 * real.c (get_real_const): New.
18123 * real.h (dconst3, dconst10, dconstm2, dconstthird,
18124 dconstsqrt2, dconste): Delete.
18125 (real_value_const, get_real_const): New.
18127 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
18129 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
18131 * config/i386/i386.c (ix86_function_arg_boundary): Check
18132 BIGGEST_ALIGNMENT instead of 128.
18133 (setup_incoming_varargs_64): Likewise.
18135 2008-03-26 Tom Tromey <tromey@redhat.com>
18137 * Makefile.in (DEPFILES): Add missing '/'.
18139 2008-03-26 Richard Guenther <rguenther@suse.de>
18141 * fold-const.c (target.h): Include.
18142 (fold_comparison): Fold comparison of addresses of two decls
18143 that bind locally. Consolidate address folding code.
18145 2008-03-26 Nick Clifton <nickc@redhat.com>
18148 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
18149 not allow INT+INT as a legitimate addressing mode.
18151 2008-03-26 Richard Guenther <rguenther@suse.de>
18153 * tree-flow.h (widen_bitfield): Remove declaration.
18154 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
18155 (widen_bitfield): Remove function.
18156 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
18159 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18162 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
18165 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
18167 PR rtl-optimization/35232
18168 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
18169 (forget_old_reloads_1, forget_marked_reloads): Don't clear
18170 reg_reloaded_call_part_clobbered here.
18171 (reload_regs_reach_end_p): New function.
18172 (reload_reg_rtx_for_input): New variable.
18173 (reload_reg_rtx_for_output): Likewise.
18174 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
18175 when reassigning a pseudo register. Load reloadreg from
18176 reload_reg_rtx_for_input, moving the mode and register
18178 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
18179 instead of the original when deciding whether an input reload
18180 would be a no-op or whether an output reload can be deleted.
18181 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
18182 when setting up new_spill_reg_store. Load it from
18183 reload_reg_rtx_for_output, moving the mode and register
18185 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
18186 instead of the original when deciding whether an output reload
18187 would be a no-op. Do the same when modifying insn notes.
18188 Use rtx_equal_p instead of == to compare the registers.
18189 (inherit_piecemeal_p): Take a mode and two register numbers
18191 (emit_reload_insns): Clear new_spill_reg_store for every hard
18192 register in the reload register. Remove spill registers
18193 from reg_reloaded_valid before considering whether to record
18194 inheritance information for them. Use reload_reg_rtx_for_output
18195 instead of reg_rtx when recording output reloads. Use
18196 reload_reg_rtx_for_input instead of reg_rtx when recording
18197 input reloads. Set or clear reg_reloaded_call_part_clobbered
18198 at the same time as setting reg_reloaded_valid.
18199 (delete_output_reload): Add a new_reload_reg parameter and use it
18200 instead of rld[j].reg_rtx.
18201 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18204 2008-03-25 Tom Tromey <tromey@redhat.com>
18206 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18207 (build/genattr.o): Likewise.
18208 (build/genattrtab.o): Likewise.
18209 (build/gencodes.o): Likewise.
18210 (build/genconfig.o): Likewise.
18211 (build/genconstants.o): Likewise.
18212 (build/genemit.o): Likewise.
18213 (build/genextract.o): Likewise.
18214 (build/genflags.o): Likewise.
18216 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18218 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18219 instead of size_int for integer types.
18220 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18221 to match type of MINUS_EXPR.
18223 2008-03-25 Tom Tromey <tromey@redhat.com>
18225 * configure: Rebuilt.
18226 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18229 2008-03-25 Tom Tromey <tromey@redhat.com>
18231 * config/x-solaris (host-solaris.o): Update.
18232 * config/x-linux (host-linux.o): Update.
18233 * config/x-hpux (host-hpux.o): Update.
18234 * config/x-darwin (host-darwin.o): Update.
18235 * config/v850/t-v850e (v850-c.o): Update.
18236 * config/v850/t-v850 (v850-c.o): Update.
18237 * config/t-vxworks (vxworks.o): Update.
18238 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18239 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18240 * config/spu/t-spu-elf (spu-c.o): Update.
18242 * config/sh/t-symbian (sh-c.o): Update.
18243 (symbian.o): Update.
18244 * config/sh/t-sh (sh-c.o): Update.
18245 * config/score/t-score-elf (score7.o, score3.o): Update.
18246 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18247 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18248 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18249 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18250 (rs6000.o): Remove.
18251 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18252 * config/m32c/t-m32c (m32c-pragma.o): Update.
18253 * config/ia64/t-ia64 (ia64-c.o): Update.
18254 * config/i386/x-mingw32 (host-mingw32.o): Update.
18255 * config/i386/x-i386 (driver-i386.o): Update.
18256 * config/i386/x-darwin (host-i386-darwin.o): Update.
18257 * config/i386/x-cygwin (host-cygwin.o): Update.
18258 * config/i386/t-nwld (nwld.o): Update.
18259 * config/i386/t-netware (netware.o): Update.
18260 * config/i386/t-interix (winnt.o): Update.
18261 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18262 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18263 msformat-c.o): Update.
18264 * config/bfin/t-bfin-linux (generated_files): Add
18265 linux-sysroot-suffix.h.
18266 * config/arm/t-wince-pe (pe.o): Update.
18267 * config/arm/t-strongarm-pe (pe.o): Update.
18268 * config/arm/t-pe (pe.o): Update.
18269 * config/arm/t-arm (arm-c.o): Update.
18270 * doc/install.texi (Prerequisites): Require make 3.80.
18271 * Makefile.in: Remove .o targets.
18272 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18273 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18274 (simple_generated_h, simple_generated_c): Move earlier.
18275 (generated_files): New variable.
18276 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18277 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18278 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18279 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18280 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18281 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18282 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18283 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18284 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18285 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18286 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18287 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18289 (COMPILE.base, COMPILE): New variables.
18290 (%.o): New pattern rule.
18291 (ALL_HOST_OBJS): New variable.
18292 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18293 (dummy-checksum.o, cc1-checksum.o): Remove.
18294 (DRIVER_SHLIB): New variable.
18295 (DRIVER_DEFINES): Use it.
18296 (gencondmd.c): Move out of build/.
18297 (s-conditions): Update.
18298 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18299 (ALL_BUILD_OBJS): Likewise.
18300 (build/%.o): Use BUILDCOMPILE.
18301 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18302 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18303 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18304 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18305 build/genconfig.o, build/genconstants.o, build/genemit.o,
18306 build/genextract.o, build/genflags.o, build/genmddeps.o,
18307 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18308 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18309 build/gen-protos.o, build/scan.o, build/fix-header.o,
18310 build/scan-decls.o): Simplify.
18311 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18312 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18313 prefix.o, toplev.o): Reduce to variable setting.
18314 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18315 ($(out_object_file), gcc-options.o): New targets.
18316 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18317 * configure: Rebuilt.
18318 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18319 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18321 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18323 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18324 complain when we hit an error, return ERROR_MARK_NODE.
18326 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18328 * config/sh/constraints.md (Pso, Psz): New constraints.
18329 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18330 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18332 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18334 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18335 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18337 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18339 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18340 (prefetch_sh2a): New.
18342 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18343 Naveen.H.S <naveen.hs@kpitcummins.com>
18345 * config/sh/constraints.md (I28): New constraint.
18346 * config/sh/sh.c (broken_move): Add support for movi20s.
18347 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18349 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18350 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18351 Naveen.H.S <naveen.hs@kpitcummins.com>
18353 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18354 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18355 (print_operand): Handle resbank in %@ operand code.
18356 (sh_encode_section_info): New.
18357 (push_regs): Add conditions for resbank.
18358 (sh_expand_epilogue): Likewise.
18359 (sh_insert_attributes): Likewise.
18360 (sh_attribute_table): Likewise.
18361 (sh_handle_resbank_handler_attribute): New.
18362 (sh2a_handle_function_vector_handler_attribute): New.
18363 (sh2a_is_function_vector_call): New.
18364 (sh2a_get_function_vector_number): New.
18365 (sh2a_function_vector_p): New.
18366 (sh_cfun_resbank_handler_p): New.
18367 * config/sh/sh.md (calli): Emit jsr/n if possible.
18368 (calli_tbr_rel): New.
18369 (calli_pcrel): Emit jsr/n if possible.
18370 (return_i): Emit rts/n if possible.
18371 (call_valuei_tbr_rel): New.
18372 (call_valuei_pcrel): Add condition for SH2A target.
18373 (call_value): Likewise.
18374 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18375 (sh2a_get_function_vector_number): Likewise.
18376 (sh2a_is_function_vector_call): Likewise.
18377 * doc/extend.texi: Document TBR relative addressing of SH2A.
18378 (resbank): Add description for SH2A.
18380 2008-03-24 Richard Guenther <rguenther@suse.de>
18383 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18384 pointer assignments change conversions according to middle-end rules.
18385 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18386 * configure.ac: Include type checking in yes.
18387 * configure: Regenerate.
18389 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18391 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18392 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18394 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18396 * gthr-vxworks.h (UNUSED): Define.
18398 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18400 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18402 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18404 * doc/extend.texi (Function Attributes): Add missing comma in the
18405 example of the "alloc_size" attribute.
18407 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18410 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18412 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18415 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18418 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18419 of the underlying type of a MS bitfield layout to the natural
18420 alignment of the type.
18422 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18424 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18425 to their natural alignment to avoid store forwarding stalls.
18427 2008-03-22 Richard Guenther <rguenther@suse.de>
18429 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18430 For PHI nodes verify the address is invariant.
18431 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18432 (get_symbol_constant_value): Use is_gimple_min_invariant.
18433 (maybe_fold_stmt_indirect): Likewise.
18435 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18437 PR rtl-optimization/33927
18438 * Makefile.in (dse.o): Depend on $(TM_P_H).
18439 * expr.h (extract_low_bits): Declare.
18440 * expmed.c (extract_low_bits): New function.
18441 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18442 * dse.c: Include tm_p.h.
18443 (find_shift_sequence): Remove the read_reg argument and return the
18444 read value. Emit the instructions instead of returning them.
18445 Iterate on new_mode rather than calculating it each time.
18446 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18447 source to NEW_MODE and extract_low_bits to convert the shifted
18448 value to READ_MODE.
18449 (replace_read): Allow the load and store to have different mode
18450 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18451 or extraction instructions before trying the replacement. Update
18452 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18454 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18456 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18457 to their natural alignment to avoid store forwarding stalls.
18459 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18462 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18463 encouraging but not allowing gprs for input;
18464 change the input constraint to !f#r.
18465 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18467 change the output constraint to !f#r.
18469 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18472 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18473 corresponding post-reload splitters.
18474 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18475 when x87 FP math is selected.
18476 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18477 New function prototype.
18478 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18479 unreachable function to ease macroization of insn patterns.
18481 2008-03-21 Martin Jambor <mjambor@suse.cz>
18483 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18484 reference dumps if ddr is NULL or dependence is unknown.
18486 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18488 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18489 unsigned extension into account.
18490 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18491 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18492 Do computations on a scratch register.
18494 2008-03-21 Richard Guenther <rguenther@suse.de>
18496 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18497 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18498 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18499 * tree-ssa-dom.c (record_equality): Likewise.
18500 * tree-inline.c (copy_body_r): Likewise.
18501 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18504 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18506 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18507 as 'delete_unused' argument.
18509 2008-03-20 Richard Guenther <rguenther@suse.de>
18511 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18512 special casing of constant qualifiers.
18513 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18514 care about them in general.
18515 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18516 regardless of their type.
18517 (fold_stmt_r): Forcefully fold *& if we end up with that.
18519 2008-03-20 Paul Brook <paul@codesourcery.com>
18521 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18522 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18524 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18526 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18527 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18529 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18531 * common.opt (Wmudflap): New option.
18532 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18533 (mx_register_decls): Likewise.
18534 (mudflap_finish_file): Likewise.
18535 * doc/invoke.texi: Document -Wno-mudflap.
18537 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18539 * c-format.c (replace_format_name_to_system_name): New.
18540 (cmp_attribs): New.
18541 (convert_format_name_to_system_name): New.
18542 (decode_format_attr): Add use of convert_format_name_to_system_name.
18543 (format_types_orig): Add gnu_ prefix to names.
18544 (check_format_info_main): Special treating of \0 escaped names for
18545 supporting multi-character format specifiers as I32, I64.
18546 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18547 (gnu_target_overrides_format_attributes): New.
18548 * c-format.h: Add structure target_ovr_attr to hold
18549 system specific formatter names.
18550 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18551 msformat-c.o file to c_target_objs and cxx_target_objs.
18552 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18553 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18554 (TARGET_N_FORMAT_TYPES): New.
18555 * config/i386/msformat-c.c: New.
18556 * config/i386/t-cygming: Add build rule for msformat-c.o.
18557 * doc/extend.texi: Add new format names gnu_* and ms_* and
18559 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18561 2008-03-20 Ira Rosen <irar@il.ibm.com>
18563 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18564 optimizations turned on under -O3.
18565 (ftree-vectorize): Add that the flag is turned on with -O3.
18567 2008-03-20 Ben Elliston <bje@au.ibm.com>
18569 * regmove.c (try_auto_increment): Fix spelling error in comment.
18570 * final.c (final_scan_insn): Likewise.
18572 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18575 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18576 allocator preferences for "y" and "r" class registers.
18577 ("*mov<mode>_internal"): Ditto.
18578 ("*movv2sf_internal_rex64"): Ditto.
18579 ("*movv2sf_internal"): Ditto.
18581 2008-03-19 Michael Matz <matz@suse.de>
18583 PR middle-end/35616
18584 * calls.c (expand_call): Check overlap of arguments with call
18585 address for sibcalls.
18587 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18590 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18591 of the underlying type of a MS bitfield layout to the natural
18592 alignment of the type.
18594 2008-03-19 Jan Hubicka <jh@suse.cz>
18597 * toplev.c (decode_d_option): Handle all CPP flags.
18598 * tree-vrp.c: Update tree_pass descriptors.
18599 * regrename.c: Update tree_pass descriptors.
18600 * fwprop.c: Update tree_pass descriptors.
18601 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18602 * tree-into-ssa.c: Update tree_pass descriptors.
18603 * tree-dump.c: Update tree_pass descriptors.
18604 * tree-complex.c: Update tree_pass descriptors.
18605 * tree-dump.h: Update tree_pass descriptors.
18606 * see.c: Update tree_pass descriptors.
18607 * cgraphbuild.c: Update tree_pass descriptors.
18608 * tracer.c: Update tree_pass descriptors.
18609 * tree-loop-distribution.c: Update tree_pass descriptors.
18610 * cgraph.c: Update tree_pass descriptors.
18611 * postreload-gcse.c: Update tree_pass descriptors.
18612 * postreload.c: Update tree_pass descriptors.
18613 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18614 * tree-tailcall.c: Update tree_pass descriptors.
18615 * tree-pass.h (tree_opt_pass): Rename to ...
18616 (opt_pass) ... this one; add "type" field and remove letter field.
18617 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18618 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18619 all_lowering_passes): Update declaration.
18620 * ipa-cp.c: Update tree_pass descriptors.
18621 * final.c: Update tree_pass descriptors.
18622 * omp-low.c: Update tree_pass descriptors.
18623 * tree-ssa-dse.c: Update tree_pass descriptors.
18624 * ipa-reference.c: Update tree_pass descriptors.
18625 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18626 * auto-inc-dec.c: Update tree_pass descriptors.
18627 * reorg.c: Update tree_pass descriptors.
18628 * cgraphunit.c: Update tree_pass descriptors.
18629 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18630 * tree-ssa-ccp.c: Update tree_pass descriptors.
18631 * df-core.c: Update tree_pass descriptors.
18632 * mode-switching.c: Update tree_pass descriptors.
18633 * tree-nomudflap.c: Update tree_pass descriptors.
18634 * modulo-sched.c: Update tree_pass descriptors.
18635 * ipa-pure-const.c: Update tree_pass descriptors.
18636 * cse.c: Update tree_pass descriptors.
18637 * web.c: Update tree_pass descriptors.
18638 * tree-stdarg.c: Update tree_pass descriptors.
18639 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18640 * tree-ssa-dom.c: Update tree_pass descriptors.
18641 * tree-nrv.c: Update tree_pass descriptors.
18642 * tree-ssa-alias.c: Update tree_pass descriptors.
18643 * loop-init.c: Update tree_pass descriptors.
18644 * gimple-low.c: Update tree_pass descriptors.
18645 * ipa-inline.c: Update tree_pass descriptors.
18646 * tree-ssa-sink.c: Update tree_pass descriptors.
18647 * global.c: Update tree_pass descriptors.
18648 * ifcvt.c: Update tree_pass descriptors.
18649 * jump.c: Update tree_pass descriptors.
18650 * predict.c: Update tree_pass descriptors.
18651 * tree-ssa-loop.c: Update tree_pass descriptors.
18652 * recog.c: Update tree_pass descriptors.
18653 * dse.c: Update tree_pass descriptors.
18654 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18655 * tree-eh.c: Update tree_pass descriptors.
18656 * regmove.c: Update tree_pass descriptors.
18658 * function.c: Update tree_pass descriptors.
18659 * tree-vectorizer.c: Update tree_pass descriptors.
18660 * gcse.c: Update tree_pass descriptors.
18661 * ipa-type-escape.c: Update tree_pass descriptors.
18662 * tree-if-conv.c: Update tree_pass descriptors.
18663 * init-regs.c: Update tree_pass descriptors.
18664 * ipa.c: Update tree_pass descriptors.
18665 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18666 * rtl-factoring.c: Update tree_pass descriptors.
18667 * lower-subreg.c: Update tree_pass descriptors.
18668 * bt-load.c: Update tree_pass descriptors.
18669 * tree-dfa.c: Update tree_pass descriptors.
18670 * except.c: Update tree_pass descriptors.
18671 * emit-rtl.c: Update tree_pass descriptors.
18672 * cfgexpand.c: Update tree_pass descriptors.
18673 * tree-cfgcleanup.c: Update tree_pass descriptors.
18674 * cfgcleanup.c: Update tree_pass descriptors.
18675 * tree-ssa-pre.c: Update tree_pass descriptors.
18676 * tree-sra.c: Update tree_pass descriptors.
18677 * tree-mudflap.c: Update tree_pass descriptors.
18678 * tree-ssa-copy.c: Update tree_pass descriptors.
18679 * cfglayout.c: Update tree_pass descriptors.
18680 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18681 * tree-ssa-dce.c: Update tree_pass descriptors.
18682 * tree-ssa.c: Update tree_pass descriptors.
18683 * regclass.c: Update tree_pass descriptors.
18684 * integrate.c: Update tree_pass descriptors.
18685 * tree-optimize.c: Update tree_pass descriptors.
18686 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18687 * tree-object-size.c: Update tree_pass descriptors.
18688 * combine.c: Update tree_pass descriptors.
18689 * tree-outof-ssa.c: Update tree_pass descriptors.
18690 * bb-reorder.c: Update tree_pass descriptors.
18691 * stack-ptr-mod.c: Update tree_pass descriptors.
18692 * var-tracking.c: Update tree_pass descriptors.
18693 * tree-profile.c: Update tree_pass descriptors.
18694 * tree-vect-generic.c: Update tree_pass descriptors.
18695 * reg-stack.c: Update tree_pass descriptors.
18696 * sched-rgn.c: Update tree_pass descriptors.
18697 * tree-ssa-structalias.c: Update tree_pass descriptors.
18698 * tree-cfg.c: Update tree_pass descriptors.
18699 * passes.c (current_pass): Update declaration.
18700 (finish_optimization_passes): Update.
18701 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18702 (register_one_dump_file, register_dump_files_1, next_pass_1):
18704 (init_optimization_passes): Update handling of new types.
18705 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18706 * ipa-struct-reorg.c: Update tree_pass descriptors.
18707 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18708 * combine-stack-adj.c: Update tree_pass descriptors.
18709 * cfgrtl.c: Update tree_pass descriptors.
18710 * dce.c: Update tree_pass descriptors.
18711 * tree-ssanames.c: Update tree_pass descriptors.
18713 2008-03-19 Richard Guenther <rguenther@suse.de>
18715 PR middle-end/35609
18716 * tree-ssa.c (walk_data): New structure.
18717 (warn_uninitialized_var): If not always_executed warn with "maybe"
18719 (execute_early_warn_uninitialized): Compute post-dominators.
18720 Initialize always_executed before processing each basic block.
18722 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18725 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18726 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18728 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18730 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18732 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18734 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18736 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18737 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18738 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18739 target after ignore has been set, and move there also the commputation
18740 of subtarget and original_target.
18741 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18742 (LANG_HOOKS_INITIALIZER): Remove it.
18743 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18745 2008-03-18 Richard Guenther <rguenther@suse.de>
18747 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18748 found an expression with constants, note that in the VN for the lhs.
18749 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18750 fold them to constants if possible. Run cleanup_cfg if done so.
18751 (execute_pre): Return todo.
18752 (do_pre): Likewise.
18753 (execute_fre): Likewise.
18754 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18756 (get_prop_source_stmt): Look through pointer conversions.
18758 2008-03-18 Jan Hubicka <jh@suse.cz>
18760 * tree-pretty-print.c: Include predict.h.
18761 (dump_generic_node): Dump predictor.
18762 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18763 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18764 * gimple-low.c (lower_stmt): Likewise.
18765 * expr.c (expand_expr_real): Likewise.
18766 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18768 (build_predict_expr, build_predict_expr): New.
18769 * predict.h (predictor_name, build_predict_expr): Update.
18770 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18771 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18772 * predict.def (PRED_CONTINUE): Update hitrate.
18773 * tree.def (PREDICT_EXPR): Define.
18774 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18775 do not handle BIND_EXPR.
18776 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18777 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18778 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18781 2008-03-18 Michael Matz <matz@suse.de>
18783 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18785 2008-03-18 Richard Guenther <rguenther@suse.de>
18787 * tree-gimple.h (is_gimple_invariant_address): Declare.
18788 (is_gimple_constant): Likewise.
18789 * tree-gimple.c (is_gimple_constant): New function.
18790 (is_gimple_invariant_address): Likewise.
18791 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18792 and is_gimple_invariant_address.
18793 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18795 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18796 an addressable base.
18798 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18800 PR middle-end/35611
18801 * gimplify.c (gimplify_expr): Gimplify second operand of
18804 2008-03-17 Richard Guenther <rguenther@suse.de>
18806 PR tree-optimization/19637
18807 * fold-const.c (fold_unary): Remove restrictions of removing
18808 intermediate pointer-conversions (P2)(P1)P0.
18809 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18810 conversion to void pointer.
18811 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18813 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18816 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18817 emulated thread local variables.
18819 2008-03-16 Richard Guenther <rguenther@suse.de>
18821 PR middle-end/35607
18822 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18823 expand TREE_INVARIANT operations that are not gimple invariant.
18825 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18827 * doc/extend.texi (Alignment): Say that the ABI controls
18828 the __alignof__ for non-strict-alignment targets rather
18829 than being a recommendation.
18831 2008-03-15 Paul Brook <paul@codesourcery.com>
18833 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18835 (arm_output_fn_unwind): Mark functions that can not be unwound.
18837 2008-03-15 Paul Brook <paul@codesourcery.com>
18839 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18840 extension instructions.
18842 2008-03-15 Richard Guenther <rguenther@suse.de>
18844 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18845 and fold constant aggregate refs.
18846 (fold_const_aggregate_ref): Handle string constants
18847 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18848 (evaluate_stmt): Simplify now that ccp_fold folds constant
18851 2008-03-15 Paul Brook <paul@codesourcery.com>
18853 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18854 (extzv): Use gen_extzv_t2.
18855 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18857 2008-03-15 Richard Guenther <rguenther@suse.de>
18859 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18860 (fold_const_aggregate_ref): Likewise.
18861 (get_value): Return NULL if we don't have any values.
18862 (ccp_finalize): Set const_val to NULL after freeing it.
18863 * tree-flow.h (get_symbol_constant_value): Declare.
18864 (fold_const_aggregate_ref): Likewise.
18865 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18867 2008-03-15 Richard Guenther <rguenther@suse.de>
18869 PR middle-end/35593
18870 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18871 to not produce negative array indices if not allowed. Add
18872 parameter to indicate that.
18873 (maybe_fold_offset_to_component_ref): Allow negative array
18874 indices only for the first member of a structure.
18875 (maybe_fold_offset_to_reference): Allow negative array indices.
18876 (maybe_fold_stmt_addition): Likewise.
18878 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18879 Anatoly Sokolov <aesok@post.ru>
18881 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18882 (avr_arch): Add ARCH_AVR6.
18883 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18884 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18885 instead of fixed value 2.
18886 (print_operand_address): Use gs() asm specifier instead of pm().
18887 (avr_assemble_integer): (Ditto.).
18888 (avr_output_addr_vec_elt): (Ditto.).
18889 (print_operand): Handle "!" code.
18890 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18891 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18892 (AVR_HAVE_EIJMP_EICALL): Define.
18893 (AVR_3_BYTE_PC): Redefine.
18894 (AVR_2_BYTE_PC): (Ditto.).
18895 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18896 (LINK_SPEC): Add atmega2560 and atmega2561.
18897 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18899 * config/avr/avr.md (call_insn): Use eicall instead of icall
18900 for 3 byte PC devices.
18901 (call_value_insn): (Ditto.).
18902 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18903 (indirect_jump): Use only for for 2 byte PC devices.
18904 (*tablejump): (Ditto.).
18905 (*indirect_jump_avr6): Add insn.
18906 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18907 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18908 instead of ijmp for 3 byte PC devices.
18909 (__tablejump2__): (Ditto.).
18910 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18911 (MULITLIB_DIRNAMES): (Ditto.).
18912 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18914 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18916 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18917 "sse2_umulsidi3". Use V1DI mode for operand 0.
18918 ("mmx_psadbw"): Use V1DI mode for operand 0.
18919 * config/i386/i386-modes.def (V1SI): New vector mode.
18920 * config/i386/i386.c (struct builtin_description)
18921 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18922 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18923 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18924 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18925 v1di_ftype_v8qi_v8qi type.
18926 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18928 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18929 __builtin_ia32_pmuludq]: Fix the mode of return value.
18931 2008-03-15 Richard Guenther <rguenther@suse.de>
18933 PR middle-end/35595
18934 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18937 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18939 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18940 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18941 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18942 unless TARGET_SERIALIZE_VOLATILE is enabled.
18943 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18944 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18945 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18947 2008-03-14 Richard Guenther <rguenther@suse.de>
18949 PR tree-optimization/34172
18950 * tree-flow.h (refs_may_alias_p): Declare.
18951 (get_single_def_stmt): Likewise.
18952 (get_single_def_stmt_from_phi): Likewise.
18953 (get_single_def_stmt_with_phi): Likewise.
18954 * tree-dfa.c (refs_may_alias_p): New function.
18955 (get_single_def_stmt): Likewise.
18956 (get_single_def_stmt_from_phi): Likewise.
18957 (get_single_def_stmt_with_phi): Likewise.
18958 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18959 (vn_reference_lookup_1): New helper function.
18960 (vn_reference_lookup): Walk the virtual use-def chain to
18961 continue searching for a match if the def does not alias the
18962 reference we are looking for.
18964 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18966 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18967 archive and Perzl. Update The Written Word listing.
18969 2008-03-14 Richard Guenther <rguenther@suse.de>
18971 PR tree-optimization/34043
18972 PR tree-optimization/33989
18973 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18975 (bitmap_find_leader): Use extra argument to verify dominance
18976 relationship inside a basic-block.
18977 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18978 (find_leader_in_sets): Adjust.
18979 (create_component_ref_by_pieces): Take extra argument for
18980 dominance check, handle lookup failures.
18981 (find_or_generate_expression): Likewise.
18982 (create_expression_by_pieces): Likewise.
18983 (insert_into_preds_of_block): Adjust.
18984 (create_value_expr_from): If asked for, verify all operands
18985 are in the blocks AVAIL_OUT set.
18986 (make_values_for_stmt): Check for SSA_NAMEs that are life
18987 over an abnormal edge.
18988 (compute_avail): Remove such check.
18989 (do_SCCVN_insertion): New function.
18990 (eliminate): If we do not find a leader suitable for replacement
18991 insert a replacement expression from SCCVN if available.
18992 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18993 (struct vn_ssa_aux): Add needs_insertion flag.
18994 * tree-ssa-sccvn.c (may_insert): New global flag.
18995 (copy_reference_ops_from_ref): Value-number union member access
18996 based on its size, not type and member if insertion is allowed.
18997 (visit_reference_op_load): For a weak match from union type
18998 punning lookup a view-converted value and insert a SSA_NAME
18999 for that value if that is not found.
19000 (visit_use): Make dumps shorter. Do not disallow value numbering
19001 SSA_NAMEs that are life over an abnormal edge to constants.
19002 (free_scc_vn): Release inserted SSA_NAMEs.
19003 (run_scc_vn): New flag to specify whether insertion is allowed.
19004 Process SSA_NAMEs in forward order.
19005 * tree-ssa-loop-im.c (for_each_index): Handle invariant
19006 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
19007 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
19008 pointer type to/from integral types that do not change the
19009 precision to regular conversions.
19011 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19013 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19014 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19015 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19016 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19017 input arguments and the mode of return value. Built-in functions
19018 that operate on whole 64-bit MMX register now use V1DI mode.
19020 2008-03-13 Alon Dayan <alond@il.ibm.com>
19021 Olga Golovanevsky <olga@il.ibm.com>
19023 PR tree-optimization/35041
19024 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19025 to locate the right position in a statement.
19027 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19031 * config/i386/xmmintrin.h: Change all static inline functions to
19032 extern inline and add __gnu_inline__ attribute.
19033 * config/i386/bmintrin.h: Ditto.
19034 * config/i386/smmintrin.h: Ditto.
19035 * config/i386/tmmintrin.h: Ditto.
19036 * config/i386/mmintrin-common.h: Ditto.
19037 * config/i386/ammintrin.h: Ditto.
19038 * config/i386/emmintrin.h: Ditto.
19039 * config/i386/pmmintrin.h: Ditto.
19040 * config/i386/mmintrin.h: Ditto.
19041 * config/i386/mm3dnow.h: Ditto.
19043 2008-03-13 Jakub Jelinek <jakub@redhat.com>
19045 PR middle-end/35185
19046 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
19047 (lower_omp_2): New function.
19048 (lower_omp_1, lower_omp): Rewritten.
19050 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
19053 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
19054 with the phrase "Microsoft Windows compilers".
19055 (Push/Pop Macro Pragmas): New subsection. Document
19056 #pragma push_macro and pragma pop_macro.
19058 2008-03-12 Paul Brook <paul@codesourcery.com>
19060 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
19062 2008-03-12 Paul Brook <paul@codesourcery.com>
19064 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
19065 (thumb2_alusi3_short): Exclude PLUS and MINUS.
19066 (thumb2_addsi_shortim): Rename ...
19067 (thumb2_addsi_short): ... to this. Allow register operands.
19068 (thumb2_subsi_short): New pattern.
19069 (thumb2_one_cmplsi2_short,
19070 thumb2_negsi2_short): New patterns and peepholes.
19072 2008-03-12 Paul Brook <paul@codesourcery.com>
19074 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
19076 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
19078 * config/i386/i386.md (int_cond): New code iterator.
19080 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
19081 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
19082 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
19083 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
19084 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
19085 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
19086 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
19087 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
19089 2008-03-12 Paul Brook <paul@codesourcery.com>
19091 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
19092 instead of {arm,thumb}_compute_save_reg_mask.
19093 (output_return_instruction): Ditto.
19094 (thumb_unexpanded_epilogue): Ditto.
19095 (thumb1_expand_prologue): Ditto.
19096 (thumb1_output_function_prologue): Ditto.
19097 (arm_set_return_address): Ditto.
19098 (thumb_set_return_address): Ditto.
19099 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
19100 regs to achieve stack alignment.
19101 (thumb1_compute_save_reg_mask): Fix compiler warning.
19102 (arm_output_epilogue): Use offsets->saved_regs_mask.
19103 Adjust stack pointer by poping call clobered registers.
19104 (arm_expand_prologue): Use offsets->saved_regs_mask.
19105 Adjust stack pointer by pushing extra registers.
19106 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
19108 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
19111 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
19112 conversion to the operands of a multiplication.
19114 2008-03-12 Richard Guenther <rguenther@suse.de>
19116 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
19117 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
19118 * timevar.def (TV_TREE_PHIPROP): Add.
19119 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
19120 pass description. Use TV_TREE_PHIPROP.
19121 * tree-ssa-forwprop.c: Remove phiprop code.
19123 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19125 PR middle-end/35549
19126 * omp-low.c (maybe_lookup_decl): Constify first argument.
19127 (use_pointer_for_field): Change last argument from bool to
19128 omp_context *. Disallow shared copy-in/out in nested
19129 parallel if decl is shared in outer parallel too.
19130 (build_outer_var_ref, scan_sharing_clauses,
19131 lower_rec_input_clauses, lower_copyprivate_clauses,
19132 lower_send_clauses, lower_send_shared_vars): Adjust callers.
19134 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
19135 Ira Rosen <irar@il.ibm.com>
19137 * tree-vectorizer.c (free_stmt_vec_info): New function.
19138 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
19139 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
19140 * tree-vectorizer.h (free_stmt_vec_info): Declare.
19141 * tree-vect-transform.c (vectorizable_conversion): Free
19142 vec_oprnds0 if it was allocated.
19143 (vect_permute_store_chain): Remove unused VECs.
19144 (vectorizable_store): Free VECs that are allocated in the..
19146 (vect_transform_strided_load, vectorizable_load): Likewise.
19147 (vect_remove_stores): Simplify the code.
19148 (vect_transform_loop): Move code to vect_remove_stores().
19149 Call vect_remove_stores() and free_stmt_vec_info().
19151 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19153 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
19154 TARGET_HPUX. Revise comment.
19155 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
19156 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
19157 Use sr4 variant of `be' instruction when not generating PIC code.
19158 (attr_length_call): Adjust for above change.
19160 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19162 * ipa-reference.c (static_execute): Remove module_statics_const and
19163 associated setting code.
19165 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19168 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19169 predicate for operand 1.
19170 (paritysi2_cmp): Use register_operand predicate for operand 2.
19171 Use earlyclobber modifier for operand 1. Remove support for
19173 (paritydi2_cmp): Use register_operand predicate for operand 3.
19174 Use earlyclobber modifier for operand 1. Remove support for
19177 2008-03-11 Paul Brook <paul@codesourcery.com>
19178 Vladimir Prus <vladimir@codesourcery.com>
19180 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
19181 (arm_compute_save_reg0_reg12_mask): Always
19182 check if register 11 must be saved. Always safe hard frame pointer
19183 when frame_pointer_needeed.
19184 (arm_compute_save_reg_mask): Save IP and PC
19185 only with apcs frames.
19186 (arm_output_epilogue): Adjust Thumb2 codepath to
19187 be also invoked and work for ARM non-apcs frames.
19188 (arm_expand_prologue): Don't bother saving IP
19189 for non-apcs frame, since it's not clobbered by
19190 prologue code. Implement non-apcs frame
19193 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19195 PR rtl-optimization/35281
19196 * expr.c (convert_move): Use a new pseudo for the intermediate
19197 from_mode->word_mode result.
19199 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19201 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19202 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19203 * toplev.c (compile_file): Don't call it.
19205 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19207 PR middle-end/35526
19208 * expr.c (store_expr): Call emit_block_move if the mode
19209 of "temp" RTX is BLKmode.
19211 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19212 Richard Guenther <rguenther@suse.de>
19214 PR tree-optimization/31358
19215 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19216 the step with a NULL_TREE.
19217 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19218 to sizetype if type is a pointer type.
19219 (add_candidate_1): Don't convert the base and step to
19220 the generic type if the orginal type is a pointer type.
19221 (add_iv_value_candidates): Use sizetype for the step
19222 if type is a pointer type.
19223 (cand_value_at): Likewise.
19224 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19226 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19227 Don't convert the tem affine to the type.
19228 (add_elt_to_tree): Use sizetype for the step if a pointer.
19229 Use POINTER_PLUS_EXPR for pointers.
19230 (aff_combination_to_tree): Use sizetype for the step if a
19233 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19235 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19236 Remove commutativity hint.
19238 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19242 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19243 errorneous type. Check that v is a VAR_DECL.
19245 PR middle-end/35099
19246 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19248 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19250 PR tree-optimization/35494
19251 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19252 may be overriden at link and run time.
19254 2008-03-10 Richard Guenther <rguenther@suse.de>
19256 PR tree-optimization/34677
19257 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19258 (poolify_tree): Likewise.
19259 (modify_expr_template): Likewise.
19260 (poolify_modify_stmt): Likewise.
19261 (insert_fake_stores): Handle all component-ref style stores
19262 in addition to INDIRECT_REF. Also handle complex types.
19263 Do not poolify the inserted load.
19264 (realify_fake_stores): Do not rebuild the tree but only
19265 make it a SSA_NAME copy.
19266 (init_pre): Remove initialzation of modify_expr_template.
19267 Do not allocate modify_expr_node_pool.
19268 (fini_pre): Do not free modify_expr_node_pool.
19270 2008-03-10 Paul Brook <paul@codesourcery.com>
19272 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19273 to avoid conflicts.
19275 2008-03-10 Paul Brook <paul@codesourcery.com>
19276 Mark Shinwell <shinwell@codesourcery.com>
19278 * config/arm/cortex-r4.md: New.
19279 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19281 * config/arm/arm.md: Include cortex-r4.md.
19282 (insn): Add smmls, sdiv and udiv values.
19283 (generic_sched): Don't use generic scheduling for Cortex-R4.
19284 (arm_issue_rate): New function.
19285 (TARGET_SCHED_ISSUE_RATE): Define.
19287 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19289 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19291 2008-03-10 Richard Guenther <rguenther@suse.de>
19293 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19294 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19296 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19298 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19299 Set default to true.
19301 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19303 * c.opt (Wsynth): Deprecate.
19304 * doc/invoke.texi (Option Summary, Warning Options): Document
19305 -Wno-format-contains-nul.
19307 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19310 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19311 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19313 2008-03-09 Ira Rosen <irar@il.ibm.com>
19315 * config/rs6000/rs6000.c (builtin_description): Rename vector
19316 left shift operations.
19317 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19318 (altivec_vsl<VI_char>): Rename to ...
19319 (ashl<mode>3): ... new name.
19320 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19322 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19324 2008-03-08 Richard Guenther <rguenther@suse.de>
19326 * coverage.h (tree_coverage_counter_addr): Declare.
19327 * coverage.c (tree_coverage_counter_addr): New function.
19328 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19329 before using again.
19330 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19331 (tree_gen_one_value_profiler): Likewise.
19332 (tree_gen_ic_profiler): Likewise.
19333 (tree_gen_average_profiler): Likewise.
19334 (tree_gen_ior_profiler): Likewise.
19336 2008-03-08 Richard Guenther <rguenther@suse.de>
19338 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19339 (vn_binary_op_insert): Likewise.
19340 (vn_unary_op_lookup): Likewise.
19341 (vn_unary_op_insert): Likewise.
19342 (vn_nary_op_lookup): Declare.
19343 (vn_nary_op_insert): Likewise.
19344 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19345 and binary hashes, use a single obstack for unary_op_pool
19346 and binary_op_pool.
19347 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19348 a single struct vn_nary_op_s. Store tree code length and
19349 a variable number of operands.
19350 (struct vn_reference_op_struct): Remove unused op2.
19351 (vn_reference_op_eq): Do not compare op2.
19352 (vn_reference_op_compute_hash): Do not compute hash of op2.
19353 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19354 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19355 with vn_nary_op_compute_hash.
19356 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19357 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19359 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19361 (visit_unary_op): Call nary functions.
19362 (visit_binary_op): Likewise.
19363 (process_scc): Adjust for struct vn_tables_s changes.
19364 (allocate_vn_table): Likewise.
19365 (free_vn_table): Likewise.
19366 * tree-vn.c (vn_add): Call nary functions.
19367 (vn_lookup): Likewise.
19369 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19372 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19373 wdst back after sync_compare_and_swapqhi_internal.
19375 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19378 * config/i386/i386-modes.def (V1DI): New vector mode.
19379 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19380 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19381 (MMXMODE248): Ditto.
19382 (MMXMODE): Add V1DI mode.
19383 (mmxvecsize): Change DI mode to V1DI mode.
19384 ("mov<mode>): Use MMXMODEI8 mode iterator.
19385 ("*mov<mode>_internal_rex64"): Ditto.
19386 ("*mov<mode>_internal"): Ditto.
19387 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19388 ("mmx_sub<mode>3"): Ditto.
19389 ("mmx_adddi3"): Remove insn pattern.
19390 ("mmx_subdi3"): Ditto.
19391 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19392 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19393 ("mmx_ashl<mode>3"): Ditto.
19394 ("mmx_lshrdi3"): Remove insn pattern.
19395 ("mmx_ashldi3"): Ditto.
19396 * config/i386/i386.c (classify_argument): Handle V1DImode.
19397 (function_arg_advance_32): Ditto.
19398 (function_arg_32): Ditto.
19399 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19400 mmx_addv1di3 insn pattern.
19401 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19402 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19403 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19404 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19405 Remove definitions of built-in functions.
19406 (V1DI_type_node): New node.
19407 (v1di_ftype_v1di_int): Ditto.
19408 (v1di_ftype_v1di_v1di): Ditto.
19409 (v2si_ftype_v2si_si): Ditto.
19410 (v4hi_ftype_v4hi_di): Remove node.
19411 (v2si_ftype_v2si_di): Ditto.
19412 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19413 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19414 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19415 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19416 Add new builtins using def_builtin_const.
19417 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19418 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19419 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19420 * config/i386/mmintrin.h (__v1di): New typedef.
19421 (_mm_add_si64): Cast arguments to __v1di type.
19422 (_mm_sub_si64): Ditto.
19423 (_mm_sll_pi16): Cast __count to __v4hi type.
19424 (_mm_sll_pi32): Cast __count to __v2si type.
19425 (_mm_sll_si64): Cast arguments to __v1di type.
19426 (_mm_srl_pi16): Cast __count to __v4hi type.
19427 (_mm_srl_pi32): Cast __count to __v2si type.
19428 (_mm_srl_si64): Cast arguments to __v1di type.
19429 (_mm_sra_pi16): Cast __count to __v4hi type.
19430 (_mm_sra_pi32): Cast __count to __v2si type.
19431 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19432 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19433 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19434 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19435 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19436 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19437 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19438 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19439 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19440 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19441 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19442 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19444 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19446 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19448 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19451 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19452 reg+const addressing for Altivec modes. Don't generate reg+reg
19453 addressing for TFmode or TDmode quantities.
19455 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19457 * c-common.c (vector_types_convertible_p): Call langhook
19458 instead of comptypes.
19460 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19463 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19464 integral and scalar float variables which have a
19467 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19469 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19470 dwarf_register_span hook when emitting unwind information for
19471 register-to-memory saves.
19472 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19473 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19475 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19477 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19478 for the same VAR_DECL.
19480 2008-03-06 Tom Tromey <tromey@redhat.com>
19482 * treelang: Delete.
19483 * doc/standards.texi (Standards): Don't mention treelang.
19484 * doc/invoke.texi (Overall Options): Don't mention treelang.
19485 * doc/install.texi (Prerequisites): Don't mention bison or
19487 (Configuration): Don't mention treelang.
19488 (Building): Likewise.
19489 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19491 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19493 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19494 word-extractions out of a multi-word object.
19496 2008-03-06 Richard Guenther <rguenther@suse.de>
19498 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19499 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19500 result type and precision.
19501 * expr.c (get_inner_reference): Set unsignedp based on the result
19502 type of BIT_FIELD_REF.
19503 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19504 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19505 (try_instantiate_multiple_fields): Likewise. Use the correct type
19507 (sra_build_assignment): Likewise.
19508 (sra_build_elt_assignment): Likewise.
19509 (sra_explode_bitfield_assignment): Likewise.
19510 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19511 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19512 set BIT_FIELD_REF_UNSIGNED.
19513 (vectorizable_load): Likewise.
19515 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19517 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19520 2008-03-06 Richard Guenther <rguenther@suse.de>
19522 * alias.c (struct alias_set_entry): Move has_zero_child field
19523 to pack with alias_set.
19525 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19527 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19530 2008-03-05 Ian Lance Taylor <iant@google.com>
19532 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19534 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19536 * fwprop.c (update_df): Support width and offset parameters of
19538 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19539 global_conflicts): Change DF_REF_EXTRACT to either
19540 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19541 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19542 * df-scan.c (df_ref_record, df_defs_record,
19543 df_ref_create_structure, df_def_record_1, df_uses_record,
19544 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19545 df_bb_refs_collect, df_entry_block_defs_collect,
19546 df_exit_block_uses_collect): Support new width and offset fields.
19547 (ref_extract_pool): New storage pool.
19548 (df_free_ref): New function.
19549 (df_reg_chain_unlink, df_free_collection_rec,
19550 df_sort_and_compress_refs): Call df_free_ref.
19551 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19553 (df_ref_create_structure): Allocate df_ref_extract if offset and
19554 width fields are used.
19555 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19556 (df_uses_record): Get offset and width from ZERO_EXTRACT
19558 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19559 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19560 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19561 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19562 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19563 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19564 (df_ref_extract): New structure.
19565 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19566 (df_ref_create): Add width and offset parameters.
19568 2008-03-05 Richard Guenther <rguenther@suse.de>
19570 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19571 Use ranges_overlap_p.
19572 (offset_overlaps_with_access): Rename
19573 to ranges_overlap_p and move ...
19574 * tree-flow-inline.h (ranges_overlap_p): ... here.
19576 * tree.h (get_inner_reference, handled_component_p): Update
19579 * tree.h (record_component_aliases, get_alias_set,
19580 alias_sets_conflict_p, alias_sets_must_conflict_p,
19581 objects_must_conflict_p): Move declarations ...
19582 * alias.h (record_component_aliases, get_alias_set,
19583 alias_sets_conflict_p, alias_sets_must_conflict_p,
19584 objects_must_conflict_p): ... here.
19585 Include coretypes.h.
19586 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19588 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19590 * cfg.c: Include tree-flow.h.
19591 (remove_edge_raw): Call redirect_edge_var_map_clear.
19592 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19593 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19594 (redirect_edge_var_map_result): New.
19595 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19596 PENDING_STMT use with redirect_edge_var_map_*.
19597 * tree-ssa.c (edge_var_maps): New definition.
19598 (redirect_edge_var_map_add): New.
19599 (redirect_edge_var_map_clear): New.
19600 (redirect_edge_var_map_dup): New.
19601 (redirect_edge_var_map_vector): New.
19602 (redirect_edge_var_map_destroy): New.
19603 (ssa_redirect_edge): Replace PENDING_STMT use with
19604 redirect_edge_var_map_*.
19605 (flush_pending_stmts): Same.
19606 (delete_tree_ssa): Destroy edge var map.
19607 * tree-flow.h (struct _edge_var_map): New.
19608 Define edge_var_map vector type.
19609 Declare redirect_edge_var_map_* prototypes.
19610 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19611 * tree-cfg.c (reinstall_phi_args): Replace
19612 PENDING_STMT use with redirect_edge_var_map_*.
19614 2008-03-05 Richard Guenther <rguenther@suse.de>
19616 PR tree-optimization/35472
19617 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19618 whose single use_stmt has a overlapping set of loaded and
19619 stored symbols as that use_stmt might be a noop assignment then.
19621 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19623 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19625 2008-03-05 Richard Guenther <rguenther@suse.de>
19628 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19629 should be constants.
19630 * tree-cfg.c (verify_expr): Verify it.
19631 * fold-const.c (fold_truthop): Remove code generating
19632 BIT_FIELD_REFs of structure bases.
19633 (fold_binary): Likewise.
19634 (fold_ternary): Position and size of BIT_FIELD_REFs are
19635 always host integers.
19636 (make_bit_field_ref): Remove.
19637 (optimize_bit_field_compare): Remove.
19638 (all_ones_mask_p): Remove.
19640 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19643 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19644 (split_block_and_df_analyze): New. Split basic block and rebuild
19646 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19648 (split_pattern_seq): Likewise.
19649 (erase_matching_seqs): Likewise.
19650 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19652 2008-03-04 Geoff Keating <geoffk@apple.com>
19654 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19655 declaration and code.
19656 (tree_invalid_nonnegative_warnv_p): Likewise.
19658 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19660 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19661 examples. Truncate option-names then causing overfull hbox.
19663 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19666 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19668 * configure: Rebuilt.
19670 2008-03-04 Rafael Espíndola <espindola@google.com>
19672 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19673 (tree_unary_nonnegative_warnv_p): New.
19674 (tree_binary_nonnegative_warnv_p): New.
19675 (tree_single_nonnegative_warnv_p): New.
19676 (tree_invalid_nonnegative_warnv_p): New.
19677 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19679 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19682 * opts.c (handle_option): Postpone 'unknown option' errors only for
19685 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19688 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19691 2008-03-04 Rafael Espíndola <espindola@google.com>
19693 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19694 (tree_binary_nonzero_warnv_p): New.
19695 (tree_single_nonzero_warnv_p): New.
19696 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19698 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19700 PR middle-end/35456
19701 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19702 transformations for modes that have signed zeros.
19703 * ifcvt.c (noce_try_abs): Ditto.
19705 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19707 * config/i386/i386.c (override_options): Force
19708 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19710 2008-03-04 Jan Hubicka <jh@suse.cz>
19713 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19716 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19718 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19719 label to probe the stack.
19721 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19723 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19724 (__gthr_win32_mutex_destroy): Declare.
19725 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19726 __gthr_win32_mutex_destroy.
19727 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19729 2008-03-03 Jan Hubicka <jh@suse.cz>
19732 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19733 aggressive on inlining cold calls.
19735 2008-03-03 Richard Guenther <rguenther@suse.de>
19737 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19738 struct copies into the expression table.
19739 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19740 (try_to_simplify): Likewise.
19741 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19742 integral and pointer arguments which do not change the
19743 precision to NOP_EXPRs.
19744 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19745 VIEW_CONVERT_EXPR case.
19747 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19749 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19750 defined in a loop at depth 0 is invariant.
19751 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19752 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19753 be called at loop depth 0.
19755 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19758 * gcc.c (process_command): Update copyright notice dates.
19759 * gcov.c (print_version): Likewise.
19760 * gcov-dump.c (print_version): Likewise.
19761 * mips-tfile.c (main): Likewise.
19762 * mips-tdump.c (main): Likewise.
19764 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19767 * c-common.c (flag_permissive): Delete.
19768 (constant_expression_warnings): Check flags first.
19769 (constant_expression_error): New.
19770 * c-common.h (flag_permissive): Delete.
19771 (constant_expression_error): Declare.
19772 * flags.h (flag_permissive): Declare. Update description.
19773 * diagnostic.c (pedwarn): Update.
19775 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19776 (permissive_error_kind): New.
19777 * toplev.c (flag_permissive): Define. Update description.
19778 * toplev.h (permissive_error_kind): Declare.
19779 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19780 (pedwarn_c90): Use pedantic_warning_kind.
19781 * c-opts.c (c_common_post_options): flag_permissive does not affect
19782 flag_pedantic_errors.
19784 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19786 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19787 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19788 __absvsi2, __absvDI2): Use unsigned arithmetic.
19790 2008-03-02 Andi Kleen <ak@suse.de>
19791 Richard Guenther <rguenther@suse.de>
19793 * struct-equiv.c: Remove file.
19794 * cfg_cleanup.c (condjump_equiv_p): Remove.
19795 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19796 (struct-equiv.o): Remove rule.
19797 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19798 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19799 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19801 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19803 * ifcvt.c (noce_process_if_block): Try to handle only the then
19804 block if the else block exists but isn't suitable.
19806 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19809 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19810 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19811 regression from previous patch.
19813 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19816 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19818 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19819 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19820 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19821 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19822 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19823 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19824 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19825 (__gthread_mutex_destroy_function): Rename to
19826 __gthread_mutex_destroy.
19827 * gthr-dce.h (__gthread_mutex_destroy): Call
19828 pthread_mutex_destroy.
19829 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19830 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19831 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19833 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19835 * df-scan.c (df_ref_chain_change_bb): Simplify.
19836 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19837 set_block_for_insn if there's any change.
19838 * df.h ((df_insn_change_bb): Fix prototype.
19839 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19840 df_insn_change_bb, don't call set_block_for_insn.
19841 * emit-rtl.c (reorder_insns): Likewise.
19842 * haifa-sched.c (move_insn): Likewise.
19844 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19846 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19848 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19850 * tree-flow-inline.h (next_readonly_imm_use): Return
19851 NULL_USE_OPERAND_P after the end.
19853 2008-03-01 Richard Guenther <rguenther@suse.de>
19855 PR tree-optimization/35411
19856 * tree-sra.c (sra_build_assignment): Split conversion to
19857 final type to a separate statement if we are not assigning
19860 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19862 * fold-const.c (fold_convertible_p): Correct the logic to follow
19863 that in fold_convert().
19865 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19868 * tree-inline.c (build_duplicate_type): When we make a
19869 duplicate type, make it unique in the canonical types system.
19871 2008-02-29 Tom Tromey <tromey@redhat.com>
19873 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19874 input_file_stack_history, input_file_stack_restored): Remove.
19875 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19876 * input.h (struct file_stack): Remove.
19877 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19878 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19880 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19882 (diagnostic_last_module_changed): Add 'map' argument.
19883 (diagnostic_set_last_function): Likewise.
19884 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19885 line map, not input_file_stack.
19886 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19888 2008-02-29 Paul Brook <paul@codesourcery.com>
19890 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19892 2008-02-29 Paul Brook <paul@codesourcery.com>
19894 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19896 2008-02-29 Richard Guenther <rguenther@suse.de>
19898 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19900 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19901 value for comparing for a store match.
19902 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19903 (try_to_simplify): Do not do a full-blown reference lookup.
19905 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19907 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19908 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19910 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19912 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19914 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19915 strides against cache sizes.
19917 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19919 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19922 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19924 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19925 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19926 is smaller than the original promoted value.
19927 (simplify_subreg): If OP is a SUBREG, try to preserve its
19928 SUBREG_PROMOTED_VAR_P information.
19930 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19932 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19933 (VN_INFO_GET): Allocate new objects on the obstack.
19934 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19935 for rpo_numbers_temp, for consistency.
19936 (free_scc_vn): Free the obstack.
19938 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19940 * doc/invoke.texi: Document -ftree-loop-distribution.
19941 * tree-loop-distribution.c: New.
19942 * tree-pass.h (pass_loop_distribution): New.
19943 * graphds.h (struct graph): Add htab_t indices.
19944 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19945 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19946 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19947 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19948 * tree-data-ref.c (debug_data_dependence_relations): New.
19949 (dump_data_dependence_relation): Also print data references.
19950 (free_data_ref): Extern.
19951 (same_access_functions): Moved...
19952 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19953 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19954 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19955 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19956 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19957 (stmts_from_loop): Skip LABEL_EXPR.
19958 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19960 (build_rdg): Initialize rdg->indices htab.
19961 (free_rdg, stores_from_loop, ref_base_address,
19962 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19963 have_similar_memory_accesses_1, ref_base_address_1,
19964 remove_similar_memory_refs): New.
19965 * tree-data-ref.h: Depend on tree-chrec.h.
19966 (debug_data_dependence_relations, free_data_ref): Declared.
19967 (same_access_functions): ... here.
19968 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19970 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19971 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19972 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19973 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19974 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19975 rdg_vertex_for_stmt): Declared.
19976 (struct rdg_edge): Add level.
19978 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19979 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19981 (rdg_has_similar_memory_accesses): New.
19982 * tree-vect-analyze.c: Remove unused static decls.
19983 * lambda.h (dependence_level): New.
19984 * common.opt (ftree-loop-distribution): New.
19985 * tree-flow.h (mark_virtual_ops_in_bb,
19986 slpeel_tree_duplicate_loop_to_edge_cfg,
19987 rename_variables_in_loop): Declared.
19988 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19989 (OBJS-common): Add tree-loop-distribution.o.
19990 (tree-loop-distribution.o): New rule.
19991 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19992 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19993 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19995 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19998 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19999 other than structures and unions.
20001 2008-02-28 Richard Guenther <rguenther@suse.de>
20004 2008-02-26 Richard Guenther <rguenther@suse.de>
20006 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20007 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20008 (lookup_decl_from_uid): Declare.
20009 (remove_decl_from_map): Likewise.
20010 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20011 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20012 (decl_for_uid_map): New global hashtable mapping DECL_UID
20014 (init_ttree): Allocate it.
20015 (insert_decl_to_uid_decl_map): New helper function.
20016 (make_node_stat): Insert new decls into the map.
20017 (copy_node_stat): Likewise.
20018 (lookup_decl_from_uid): New function.
20019 (remove_decl_from_map): Likewise.
20020 (print_decl_for_uid_map_statistics): New helper.
20021 (dump_tree_statistics): Call it.
20023 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20024 (referenced_var_iterator): Adjust.
20025 (FOR_EACH_REFERENCED_VAR): Adjust.
20026 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20027 (num_referenced_vars): Adjust.
20028 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20029 (first_referenced_var): Remove.
20030 (end_referenced_vars_p): Likewise.
20031 (next_referenced_var): Likewise.
20032 (referenced_var_iterator_set): New helper function.
20033 * tree-dfa.c (referenced_var_lookup): Adjust.
20034 (referenced_var_check_and_insert): Likewise.
20035 (remove_referenced_var): Likewise.
20036 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20037 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20038 (verify_call_clobbering): Likewise.
20039 (verify_memory_partitions): Likewise.
20040 (init_tree_ssa): Allocate bitmap instead of hashtable for
20042 (delete_tree_ssa): Adjust.
20043 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20044 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20045 (compute_tag_properties): Likewise.
20046 (set_initial_properties): Likewise.
20047 (find_partition_for): Likewise.
20048 (update_reference_counts): Likewise.
20049 (dump_may_aliases_for): Likewise.
20050 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20051 (add_call_clobber_ops): Likewise.
20052 (add_call_read_ops): Likewise.
20053 (get_asm_expr_operands): Likewise.
20054 * tree-into-ssa.c (dump_decl_set): Likewise.
20055 (update_ssa): Likewise.
20056 * tree-sra.c (scan_function): Likewise.
20057 (decide_instantiations): Likewise.
20058 (scalarize_parms): Likewise.
20059 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20060 (dsa_named_for): Likewise.
20061 * tree-ssa-structalias.c (update_alias_info): Likewise.
20062 (merge_smts_into): Likewise.
20064 2008-02-27 David Daney <ddaney@avtrex.com>
20067 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
20068 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
20069 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
20070 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
20071 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
20073 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
20076 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
20077 (BUILT_IN_NEXTTOWARD): Remove.
20078 (BUILT_IN_NEXTTOWARDF): Ditto.
20079 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
20080 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
20082 2008-02-27 Tom Tromey <tromey@redhat.com>
20084 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
20085 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
20087 2008-02-27 Jan Beulich <jbeulich@novell.com>
20089 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
20090 update the respective field on newdecl.
20092 2008-02-27 Revital Eres <eres@il.ibm.com>
20094 PR rtl-optimization/34999
20095 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
20096 crossing edges that ends with a call insn.
20097 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
20098 call insn and clear the EDGE_CROSSING flag of the crossing edge
20099 when fixing fallthru edges.
20101 2008-02-27 Richard Guenther <rguenther@suse.de>
20103 PR middle-end/35390
20104 * fold-const.c (fold_unary): Return the correct argument,
20105 converted to the result type.
20107 2008-02-27 Richard Guenther <rguenther@suse.de>
20109 PR middle-end/34971
20110 * expr.c (expand_expr_real_1): Assert on rotates that operate
20112 * fold-const.c (fold_binary): Use the types precision, not the
20113 bitsize of the mode if folding rotate expressions. Build rotates
20114 only for full modes.
20116 2008-02-27 Jakub Jelinek <jakub@redhat.com>
20118 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
20119 and CPP_PRAGMA_EOL.
20120 * c-pragma.c (pragma_ns_name): New typedef.
20121 (registered_pp_pragmas): New variable.
20122 (c_pp_lookup_pragma): New function.
20123 (c_register_pragma_1): If flag_preprocess_only, do nothing
20124 for non-expanded pragmas, for expanded ones push pragma's
20125 namespace and name into registered_pp_pragmas vector.
20126 (c_invoke_pragma_handler): Register OpenMP pragmas even when
20127 flag_preprocess_only, don't register GCC pch_preprocess
20128 pragma if flag_preprocess_only.
20129 * c-opts.c (c_common_init): Call init_pragma even if
20130 flag_preprocess_only.
20131 * c-pragma.c (c_pp_lookup_pragma): New prototype.
20132 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
20133 cpp_register_pragma if flag_preprocess_only.
20135 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20138 * c-parser.c (c_parser_translation_unit): Warn for empty
20139 translation unit, not empty source file.
20141 2008-02-26 Paul Brook <paul@codesourcery.com>
20143 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
20144 operand for Thumb-2.
20145 * config/arm/arm.h (reg_class): Add CORE_REGS.
20146 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
20147 (BASE_REG_CLASS): Use CORE_REGS.
20148 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
20149 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
20150 (REGNO_OK_FOR_INDEX_P): Exclude SP.
20151 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
20152 ARM_REGNO_OK_FOR_INDEX_P.
20153 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
20154 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
20155 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
20156 (ldm/stm peepholes): Ditto.
20157 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
20158 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
20159 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
20160 * config/arm/constraints.md: Enable "k" constraint on ARM.
20162 2008-02-27 Ben Elliston <bje@au.ibm.com>
20164 * config/rs6000/rs6000.c: Annotate cache line size field in all
20165 instances of struct processor_costs.
20167 2008-02-26 David Edelsohn <edelsohn@gnu.org>
20169 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
20170 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
20171 jump_bypass): New counters.
20172 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
20173 * dce.c (gate_ud_dce): Same.
20174 (gate_fast_dce): Same.
20175 * dse.c (gate_dse1): New function.
20176 (gate_dse2): New function.
20177 (gate_dse): Merge results of new gate functions.
20178 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
20179 (gate_handle_jump_bypass): Add dbg_cnt.
20180 (gate_handle_gcse): Add dbg_cnt.
20181 * ifcvt.c (gate_handle_if_conversion): Same.
20182 (gate_handle_if_after_combine): Same.
20183 (gate_handle_if_after_reload): Same.
20184 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
20186 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
20188 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
20190 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
20192 2008-02-26 Jason Merrill <jason@redhat.com>
20195 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
20196 alone if it's the naming decl for the type's main variant.
20198 2008-02-26 Tom Tromey <tromey@redhat.com>
20200 * system.h (USE_MAPPED_LOCATION): Poison.
20201 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20202 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20203 (make_goto_expr_edges): Likewise.
20204 (remove_bb): Likewise.
20205 (execute_warn_function_return): Likewise.
20206 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20208 * c-common.c (fname_decl): Remove old location code.
20209 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20211 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20213 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20214 (gen_rtx_ASM_INPUT): Likewise.
20215 (gen_rtx_ASM_INPUT_loc): Likewise.
20216 (get_rtx_asm_OPERANDS): Remove.
20217 * cfglayout.c (insn_locators_alloc): Remove old location code.
20218 (set_curr_insn_source_location): Likewise.
20219 (curr_insn_locator): Likewise.
20220 * print-tree.c (print_node): Remove old location code.
20221 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20222 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20223 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20224 location_from_locus.
20225 (construct_exit_block): Remove old location code.
20226 * emit-rtl.c (force_next_line_note): Remove old location code.
20227 * profile.c (branch_prob): Remove old location code.
20228 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20229 LOC_LINE): Remove old-location variants.
20230 * langhooks.c (lhd_print_error_function): Remove old location
20232 * configure, config.in: Rebuilt.
20233 * configure.ac (--enable-mapped-location): Remove.
20234 * c-decl.c (c_init_decl_processing): Remove old location code.
20235 (finish_function): Likewise.
20236 * recog.c (decode_asm_operands): Remove old location code.
20237 * c-pch.c (c_common_read_pch): Remove old location code.
20238 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20240 * gimple-low.c (lower_function_body): Remove old location code.
20241 * toplev.c (unknown_location): Remove.
20242 (push_srcloc): Remove old-location variant.
20243 (process_options): Remove old location code.
20244 (lang_dependent_init): Likewise.
20245 * input.h (UNKNOWN_LOCATION): Move definition.
20246 (location_t): Undeprecate.
20247 (source_locus): Remove.
20248 (location_from_locus): Remove.
20249 (struct location_s): Remove.
20250 Remove all old-location code.
20251 (input_line, input_filename): Remove.
20252 * final.c (final_scan_insn): Remove old location code.
20253 * diagnostic.c (diagnostic_build_prefix): Remove
20254 USE_MAPPED_LOCATION test.
20255 * tree.h (gimple_stmt) <locus>: Now a location_t.
20256 (tree_exp) <locus>: Likewise.
20257 (DECL_IS_BUILTIN): Remove old-location variant.
20258 (annotate_with_file_line, annotate_with_locus): Likewise.
20259 (expr_locus, set_expr_locus): Update.
20260 * tree.c (build1_stat): Remove old location code.
20261 (last_annotated_node): Remove.
20262 (annotate_with_file_line): Remove old-location variant.
20263 (annotate_with_locus): Likewise.
20264 (expr_location): Remove old location code.
20265 (set_expr_location): Likewise.
20266 (expr_has_location): Likewise.
20267 (expr_locus): Likewise.
20268 (set_expr_locus): Likewise.
20269 (expr_filename): Don't use location_from_locus.
20270 (expr_lineno): Likewise.
20271 * rtl-error.c (location_for_asm): Remove old location code.
20272 * c-lex.c (cb_line_change): Remove old location code.
20273 (fe_file_change): Likewise.
20274 (cb_def_pragma): Likewise.
20275 (c_lex_with_flags): Likewise.
20276 * gengtype.c (do_typedef): Don't special-case location types.
20277 (define_location_structures): Remove.
20278 (main): Don't call define_location_structures.
20279 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20282 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20285 * builtins.def (BUILT_IN_STDARG_START): Remove.
20286 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20287 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20288 * tree-inline.c (inline_forbidden_p_1): Likewise.
20290 2008-02-26 Richard Guenther <rguenther@suse.de>
20292 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20293 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20294 (lookup_decl_from_uid): Declare.
20295 (remove_decl_from_map): Likewise.
20296 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20297 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20298 (decl_for_uid_map): New global hashtable mapping DECL_UID
20300 (init_ttree): Allocate it.
20301 (insert_decl_to_uid_decl_map): New helper function.
20302 (make_node_stat): Insert new decls into the map.
20303 (copy_node_stat): Likewise.
20304 (lookup_decl_from_uid): New function.
20305 (remove_decl_from_map): Likewise.
20306 (print_decl_for_uid_map_statistics): New helper.
20307 (dump_tree_statistics): Call it.
20309 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20310 (referenced_var_iterator): Adjust.
20311 (FOR_EACH_REFERENCED_VAR): Adjust.
20312 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20313 (num_referenced_vars): Adjust.
20314 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20315 (first_referenced_var): Remove.
20316 (end_referenced_vars_p): Likewise.
20317 (next_referenced_var): Likewise.
20318 (referenced_var_iterator_set): New helper function.
20319 * tree-dfa.c (referenced_var_lookup): Adjust.
20320 (referenced_var_check_and_insert): Likewise.
20321 (remove_referenced_var): Likewise.
20322 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20323 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20324 (verify_call_clobbering): Likewise.
20325 (verify_memory_partitions): Likewise.
20326 (init_tree_ssa): Allocate bitmap instead of hashtable for
20328 (delete_tree_ssa): Adjust.
20329 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20330 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20331 (compute_tag_properties): Likewise.
20332 (set_initial_properties): Likewise.
20333 (find_partition_for): Likewise.
20334 (update_reference_counts): Likewise.
20335 (dump_may_aliases_for): Likewise.
20336 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20337 (add_call_clobber_ops): Likewise.
20338 (add_call_read_ops): Likewise.
20339 (get_asm_expr_operands): Likewise.
20340 * tree-into-ssa.c (dump_decl_set): Likewise.
20341 (update_ssa): Likewise.
20342 * tree-sra.c (scan_function): Likewise.
20343 (decide_instantiations): Likewise.
20344 (scalarize_parms): Likewise.
20345 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20346 (dsa_named_for): Likewise.
20347 * tree-ssa-structalias.c (update_alias_info): Likewise.
20348 (merge_smts_into): Likewise.
20350 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20353 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20354 * c-opts.c (c_common_handle_option): Wall enables
20355 Wvolatile-register-var.
20356 * common.opt: Move Wvolatile-register-var to...
20359 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20361 * common.opt (Wlarger-than=): New.
20362 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20364 * opts.c (common_handle_option): Handle -Wlarger-than=.
20365 * optc-gen.awk: Likewise.
20366 * opth-gen.awk: Likewise.
20367 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20368 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20370 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20372 * c-common.c (match_case_to_enum_1): Add appropriate
20373 OPT_W* parameter to warning.
20374 (c_do_switch_warnings): Likewise.
20375 * c-typeck.c (warning_init): Add one more parameter following
20376 'warning' function.
20377 (push_init_level): Update call to warning_init.
20378 (pop_init_level): Likewise.
20379 (add_pending_init): Likewise.
20380 (output_init_element: Likewise.
20382 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20385 * toplev.c (toplev_main): If there are warnings or error, print
20386 errors for ignored options.
20387 * opts.c (ignored_options): New static variable.
20388 (postpone_unknown_option_error): New.
20389 (print_ignored_options): New.
20390 (handle_option): Postpone errors for unknown -Wno-* options.
20391 * opts.h (print_ignored_options): Declare.
20393 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20395 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20398 2008-02-25 Richard Guenther <rguenther@suse.de>
20401 2008-02-25 Richard Guenther <rguenther@suse.de>
20403 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20404 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20405 (lookup_decl_from_uid): Declare.
20406 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20407 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20408 (decl_for_uid_map): New global hashtable mapping DECL_UID
20410 (init_ttree): Allocate it.
20411 (insert_decl_to_uid_decl_map): New helper function.
20412 (make_node_stat): Insert new decls into the map.
20413 (copy_node_stat): Likewise.
20414 (lookup_decl_from_uid): New function.
20415 (print_decl_for_uid_map_statistics): New helper.
20416 (dump_tree_statistics): Call it.
20418 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20419 (referenced_var_iterator): Adjust.
20420 (FOR_EACH_REFERENCED_VAR): Adjust.
20421 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20422 (num_referenced_vars): Adjust.
20423 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20424 (first_referenced_var): Remove.
20425 (end_referenced_vars_p): Likewise.
20426 (next_referenced_var): Likewise.
20427 (referenced_var_iterator_set): New helper function.
20428 * tree-dfa.c (referenced_var_lookup): Adjust.
20429 (referenced_var_check_and_insert): Likewise.
20430 (remove_referenced_var): Likewise.
20431 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20432 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20433 (verify_call_clobbering): Likewise.
20434 (verify_memory_partitions): Likewise.
20435 (init_tree_ssa): Allocate bitmap instead of hashtable for
20437 (delete_tree_ssa): Adjust.
20438 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20439 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20440 (compute_tag_properties): Likewise.
20441 (set_initial_properties): Likewise.
20442 (find_partition_for): Likewise.
20443 (update_reference_counts): Likewise.
20444 (dump_may_aliases_for): Likewise.
20445 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20446 (add_call_clobber_ops): Likewise.
20447 (add_call_read_ops): Likewise.
20448 (get_asm_expr_operands): Likewise.
20449 * tree-into-ssa.c (dump_decl_set): Likewise.
20450 (update_ssa): Likewise.
20451 * tree-sra.c (scan_function): Likewise.
20452 (decide_instantiations): Likewise.
20453 (scalarize_parms): Likewise.
20454 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20455 (dsa_named_for): Likewise.
20456 * tree-ssa-structalias.c (update_alias_info): Likewise.
20457 (merge_smts_into): Likewise.
20459 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20462 * doc/invoke.texi (-fcx-limited-range): Document new option.
20463 * toplev.c (process_options): Handle -fcx-fortran-rules.
20464 * common.opt: Add documentation for -fcx-fortran-rules.
20466 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20469 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20470 actual behaviour and C99.
20472 2008-02-26 Ben Elliston <bje@au.ibm.com>
20474 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20475 (ASM_CPU_POWER6_SPEC): Likewise.
20476 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20477 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20478 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20480 2008-02-25 Richard Guenther <rguenther@suse.de>
20482 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20483 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20484 (lookup_decl_from_uid): Declare.
20485 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20486 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20487 (decl_for_uid_map): New global hashtable mapping DECL_UID
20489 (init_ttree): Allocate it.
20490 (insert_decl_to_uid_decl_map): New helper function.
20491 (make_node_stat): Insert new decls into the map.
20492 (copy_node_stat): Likewise.
20493 (lookup_decl_from_uid): New function.
20494 (print_decl_for_uid_map_statistics): New helper.
20495 (dump_tree_statistics): Call it.
20497 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20498 (referenced_var_iterator): Adjust.
20499 (FOR_EACH_REFERENCED_VAR): Adjust.
20500 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20501 (num_referenced_vars): Adjust.
20502 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20503 (first_referenced_var): Remove.
20504 (end_referenced_vars_p): Likewise.
20505 (next_referenced_var): Likewise.
20506 (referenced_var_iterator_set): New helper function.
20507 * tree-dfa.c (referenced_var_lookup): Adjust.
20508 (referenced_var_check_and_insert): Likewise.
20509 (remove_referenced_var): Likewise.
20510 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20511 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20512 (verify_call_clobbering): Likewise.
20513 (verify_memory_partitions): Likewise.
20514 (init_tree_ssa): Allocate bitmap instead of hashtable for
20516 (delete_tree_ssa): Adjust.
20517 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20518 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20519 (compute_tag_properties): Likewise.
20520 (set_initial_properties): Likewise.
20521 (find_partition_for): Likewise.
20522 (update_reference_counts): Likewise.
20523 (dump_may_aliases_for): Likewise.
20524 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20525 (add_call_clobber_ops): Likewise.
20526 (add_call_read_ops): Likewise.
20527 (get_asm_expr_operands): Likewise.
20528 * tree-into-ssa.c (dump_decl_set): Likewise.
20529 (update_ssa): Likewise.
20530 * tree-sra.c (scan_function): Likewise.
20531 (decide_instantiations): Likewise.
20532 (scalarize_parms): Likewise.
20533 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20534 (dsa_named_for): Likewise.
20535 * tree-ssa-structalias.c (update_alias_info): Likewise.
20536 (merge_smts_into): Likewise.
20538 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20541 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20542 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20543 * alias.h (nonoverlapping_memrefs_p): Likewise.
20545 2008-02-25 Jan Beulich <jbeulich@novell.com>
20547 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20548 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20549 __emultls_get_address, __emultls_register_common,
20550 __floatundi?f, and _Unwind_GetIPInfo.
20551 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20552 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20553 (gen_regparm_prefix): Likewise.
20554 (i386_nlm_encode_section_info): Sync with
20555 config/i386/winnt.c:i386_pe_encode_section_info().
20556 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20557 i386_nlm_mangle_decl_assembler_name): New.
20558 (netware_override_options): New.
20559 * config/i386/netware.h (netware_override_options): Declare.
20560 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20561 (i386_nlm_mangle_decl_assembler_name): Declare.
20562 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20564 2008-02-25 Ben Elliston <bje@au.ibm.com>
20567 * c-decl.c (grokdeclarator): Remove unused local variables
20568 `typedef_type' and `type_as_written'.
20570 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20571 unused local variable `has_hot_blocks'.
20572 (fix_crossing_conditional_branches): Remove unused local variable
20575 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20577 PR middle-end/19984
20578 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20579 using DEF_C99_BUILTIN.
20580 (BUILT_IN_NANF): Ditto.
20581 (BUILT_IN_NANL): Ditto.
20583 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20584 Revital Eres <eres@il.ibm.com>
20586 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20587 regarding the order of two dependent insns in the same row.
20589 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20591 * stor-layout.c (layout_decl): Do not bump the alignment of a
20592 bit-field to more than byte alignment if it is packed.
20594 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20596 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20599 2008-02-24 Diego Novillo <dnovillo@google.com>
20601 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20604 * tree-vrp.c (vrp_evaluate_conditional): With
20605 -Wtype-limits, emit a warning when comparing against a
20606 constant outside the natural range of OP0's type.
20607 * c.opt (Wtype-limits): Move ...
20608 * common.opt (Wtype-limits): ... here.
20610 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20612 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20613 * config/rs6000/e300c2c3.md: New file.
20614 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20616 (rs6000_override_options): Add e300c2 and e300c3 cases to
20617 processor_target_table. Do not allow usage of Altivec or Spe
20618 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20619 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20620 * config/rs6000/rs6000.h (processor_type): Add
20621 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20622 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20623 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20624 and ppce300c3. Include e300c2c3.md.
20626 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20628 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20629 instead of TARGET_STRICT_ALIGN.
20631 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20633 * explow.c (memory_address): Assert that the generated address is
20636 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20639 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20640 * config/darwin-ppc-ldouble-patch.def: New file.
20641 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20642 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20643 SUBTARGET_INIT_BUILTINS if defined.
20644 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20647 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20650 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20651 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20653 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20656 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20657 file" warning condtional on -Winvalid-PCH.
20659 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20661 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20663 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20667 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20668 prevent reload from using MMX registers.
20669 (*mov<mode>_internal): Ditto.
20670 (*movv2sf_internal_rex64): Ditto.
20671 (*movv2sf_internal): Ditto.
20673 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20675 PR documentation/31569
20676 * doc/install.texi2html: Use makeinfo --no-number-sections.
20678 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20680 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20681 ensure that we can address an entire entity > 8 bytes. Don't
20682 generate reg+reg addressing for such data.
20684 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20686 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20687 strings when optimizing for size, unless the target cares about
20690 2008-02-22 Tom Tromey <tromey@redhat.com>
20692 * regclass.c (current_pass): Remove declaration.
20694 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20696 * config/avr/libgcc.S (__RAMPZ__): Define.
20697 (__do_copy_data): Add for devices with 128KB code memory.
20699 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20701 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20703 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20705 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20707 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20710 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20713 * c-typeck.c (build_binary_op): Warn about floating point
20714 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20716 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20719 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20720 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20722 (rs6000_override_options): Set altivec_abi as default, not override,
20723 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20724 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20725 is used; use new member spe_abi.
20726 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20727 spe_abi and altivec_abi.
20729 2008-02-22 Tomas Bily <tbily@suse.cz>
20731 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20733 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20736 * config.build (build_file_translate): Set to `CMD //c' only if
20738 * Makefile.in (build_file_translate): Improve comment.
20740 2008-02-21 Jan Hubicka <jh@suse.cz>
20742 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20743 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20744 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20746 2008-02-21 Michael Matz <matz@suse.de>
20749 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20751 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20753 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20754 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20755 as insn constraint.
20756 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20757 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20758 SSE_VEC_FLOAT_MODE_P as insn constraint.
20759 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20760 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20761 sse4a_movntdf using MODEF mode iterator.
20762 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20763 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20764 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20765 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20766 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20767 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20768 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20770 2008-02-21 Richard Guenther <rguenther@suse.de>
20772 * tree.def (PAREN_EXPR): New tree code.
20773 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20775 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20776 * expr.c (expand_expr_real_1): Likewise.
20777 * tree-inline.c (estimate_num_insns_1): Likewise.
20778 * tree-complex.c (expand_complex_move): Likewise.
20779 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20782 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20785 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20787 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20790 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20792 * config/sh/sh.c (find_barrier): Don't go past
20793 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20795 2008-02-20 DJ Delorie <dj@redhat.com>
20797 * config/h8300/h8300.md (insv): Force source operand to be a register.
20799 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20800 as a jump, not as a plain insn.
20802 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20804 * doc/invoke.texi (Warning Options): Add new option
20805 -Wframe-larger-than=.
20806 (-Wframe-larger-than): Document.
20808 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20809 Add declarations for new option variables.
20811 * final.c (final_start_function): Check the frame size
20812 before emission and issue a Wframe-larger-than warning.
20814 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20815 Add definitions for new option variables.
20816 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20818 * common.opt (Wframe-larger-than=): New option.
20820 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20822 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20823 (<sse>_div<mode>3): Ditto.
20824 (<sse>_vmdiv<mode>3): Ditto.
20825 (<sse>_vmsqrt<mode>2): Ditto.
20826 (*smax<mode>3): Ditto.
20827 (sse5_frcz<mode>2): Ditto.
20828 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20829 as insn constraint.
20831 2008-02-20 Richard Guenther <rguenther@suse.de>
20833 PR middle-end/35265
20834 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20835 be happy with INTEGRAL_TYPE_P.
20837 2008-02-20 Richard Guenther <rguenther@suse.de>
20839 * fold-const.c (split_tree): Associate floatig-point expressions
20840 if flag_associative_math is set.
20842 2008-02-20 Richard Guenther <rguenther@suse.de>
20844 * tree.h (fold_real_zero_addition_p): Declare.
20845 * fold-const.c (fold_real_zero_addition_p): Export.
20846 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20847 floating-point operations with zero and one.
20849 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20851 * doc/install.texi: Correct references to CFLAGS, replacing them
20852 with BOOT_CFLAGS. Document flags used during bootstrap for
20855 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20857 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20858 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20859 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20861 (smin<mode>3): Ditto from similar patterns.
20862 (smax<mode>3): Ditto.
20863 (*ieee_smin<mode>3): Ditto.
20864 (*ieee_smax<mode>3): Ditto.
20865 * config/i386/sse.md (sse): New mode attribute.
20866 (mov<mode>): Macroize expander from movv4sf and movv2df using
20867 SSEMODEF2P mode iterator.
20868 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20869 SSE_VEC_FLOAT_MODE_P as insn constraint.
20870 (storent<mode>): Ditto.
20871 (storent<mode>): Macroize expander from storentsf and storentdf using
20872 MODEF mode iterator.
20873 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20874 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20875 (abs<mode>2): Ditto from similar patterns.
20876 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20877 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20878 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20879 (<sse>_vmsqrt<mode>2): Ditto.
20880 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20881 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20882 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20883 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20884 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20885 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20886 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20888 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20889 iterator and SSE_FLOAT_MODE_P as insn constraint.
20890 (<sse>_ucomi): Ditto from similar patterns.
20891 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20892 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20893 SSE_VEC_FLOAT_MODE_P as insn constraint.
20894 (vcond<mode>): Ditto from similar patterns.
20895 (and<mode>3, *and<mode>3): Ditto.
20896 (<sse>_nand<mode>3): Ditto.
20897 (ior<mode>3, *ior<mode>3): Ditto.
20898 (xor<mode>3, *xor<mode>3): Ditto.
20899 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20900 iterator and SSE_FLOAT_MODE_P as insn constraint.
20901 (*nand<mode>3): Ditto from similar patterns.
20902 (*ior<mode>3): Ditto.
20903 (*xor<mode>3): Ditto.
20905 2008-02-20 Ira Rosen <irar@il.ibm.com>
20907 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20908 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20909 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20911 2008-02-19 Jan Hubicka <jh@suse.cz>
20913 * predict.c (tree_bb_level_predictions): Remove variable next
20914 mistakely introduced by previous commit.
20916 2008-02-19 Jan Hubicka <jh@suse.cz>
20918 * predict.c (predict_paths_leading_to): Rewrite.
20919 (predict_paths_for_bb): New.
20920 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20922 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20925 * Makefile.in (build_file_translate): New.
20926 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20927 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20928 * configure.ac (build_file_translate): Substitute it.
20929 * configure: Regenerate.
20931 2008-02-19 Jan Hubicka <jh@suse.cz>
20933 PR rtl-optimization/34408
20934 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20937 2008-02-19 Jan Hubicka <jh@suse.cz>
20939 PR middle-end/28779
20940 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20943 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20946 * config/i386/i386-modes.def: Revert the last DI alignment
20947 change until Ada people can look into it.
20949 2008-02-19 Nick Clifton <nickc@redhat.com>
20951 * opts.c (print_specific_help): Fix typo in --help text.
20953 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20956 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20957 32-bit inline asm without asm alternatives for host GCC < 3.0.
20959 2008-02-19 Richard Guenther <rguenther@suse.de>
20961 PR tree-optimization/34989
20962 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20963 Allow propagation to INDIRECT_REF if we can simplify only.
20965 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20967 * c-common.c (warn_for_collisions_1): Use appropriate option when
20970 2008-02-19 Nick Clifton <nickc@redhat.com>
20973 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20974 (handle_options): Fix indentation.
20975 (print_filtered_help): If no language-specific options were
20976 displayed tell the user how to list all the options supported by
20977 the language's front-end.
20978 (print_specific_help): Fix indentation and remove duplicate line.
20979 (common_handle_option): Handle the -v option.
20980 For --help enable the display of undocumented options if the -v
20981 switch has been included on the command line.
20982 For --help= check for overlaps in the arguments between the option
20983 classes and the language names and issue a warning when they
20984 cannot be disambiguated.
20985 * c.opt (v): Pass on to the common option handler.
20987 2008-02-19 Revital Eres <eres@il.ibm.com>
20989 * modulo-sched.c (sms_schedule): Change dump message when
20990 create_ddg function fails.
20991 (try_scheduling_node_in_cycle): Rename row to cycle.
20992 (print_partial_schedule): Rename CYCLE to ROW.
20994 2008-02-19 Christian Bruel <christian.bruel@st.com>
20995 Zdenek Dvorak <ook@ucw.cz>
20997 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20999 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21002 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
21003 (*x86_movdicc_0_m1_se): Ditto.
21005 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21007 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
21008 (CMPtype): Define as __gcc_CMPtype.
21009 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
21010 (CMPtype): Define as __gcc_CMPtype.
21012 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21014 Support valgrind 3.3 for --enable-checking=valgrind.
21015 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21017 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21018 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21019 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21020 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21021 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21022 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21023 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21025 * ggc-zone.c: Similar.
21026 * ggc-page.c: Similar.
21028 2008-02-19 Paul Brook <paul@codesourcery.com>
21031 * config/arm/ieee754-df.S: Fix do_it typo.
21032 * config/arm/ieee754-sf.S: Fix do_it typo.
21034 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21037 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
21038 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
21039 (OPTION_MASK_ISA_SSE_SET): Likewise.
21040 (OPTION_MASK_ISA_SSE2_SET): Likewise.
21041 (OPTION_MASK_ISA_SSE3_SET): Likewise.
21042 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
21043 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
21044 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
21045 (OPTION_MASK_ISA_SSE4_SET): Likewise.
21046 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
21047 (OPTION_MASK_ISA_SSE5_SET): Likewise.
21048 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
21049 (OPTION_MASK_ISA_MMX_UNSET): Updated.
21050 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
21051 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
21052 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
21053 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
21054 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
21055 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
21056 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
21057 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
21058 (OPTION_MASK_ISA_SSE4): Removed.
21059 (ix86_handle_option): Turn on bits in ix86_isa_flags and
21060 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
21061 (override_options): Don't turn on implied SSE/MMX bits in
21064 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21066 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21069 2008-02-18 Joey Ye <joey.ye@intel.com>
21071 PR middle-end/34921
21072 * tree-nested.c (insert_field_into_struct): Set type alignment
21073 to field alignment if the former is less than the latter.
21075 2008-02-18 Jakub Jelinek <jakub@redhat.com>
21077 * BASE-VER: Set to 4.4.0.
21079 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21081 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
21082 * doc/cfg.texi: Likewise.
21083 * doc/extend.texi: Likewise.
21084 * doc/gty.texi: Likewise.
21085 * doc/invoke.texi: Likewise.
21086 * doc/loop.texi: Likewise.
21087 * doc/md.texi: Likewise.
21088 * doc/passes.texi: Likewise.
21089 * doc/rtl.texi: Likewise.
21090 * doc/sourcebuild.texi: Likewise.
21091 * doc/tm.texi: Likewise.
21092 * doc/tree-ssa.texi: Likewise.
21094 2008-02-17 Richard Guenther <rguenther@suse.de>
21096 PR middle-end/35227
21097 * tree-complex.c (init_parameter_lattice_values): Handle parameters
21098 without default definition.
21100 2008-02-17 Richard Guenther <rguenther@suse.de>
21102 PR tree-optimization/35231
21103 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
21106 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
21109 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21110 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21111 libgcc_cmp_return mode.
21113 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21116 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
21118 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
21120 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
21123 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21125 * doc/c-tree.texi: Use `@.' where appropriate.
21126 * doc/extend.texi: Likewise.
21127 * doc/install.texi: Likewise.
21128 * doc/invoke.texi: Likewise.
21129 * doc/loop.texi: Likewise.
21130 * doc/makefile.texi: Likewise.
21131 * doc/md.texi: Likewise.
21132 * doc/passes.texi: Likewise.
21133 * doc/standards.texi: Likewise.
21134 * doc/tm.texi: Likewise.
21136 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21138 PR middle-end/35196
21139 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
21141 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
21142 rather than in entry_bb.
21144 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21146 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21147 libgcc_cmp_return mode.
21149 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21151 PR middle-end/35130
21152 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
21153 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
21155 2008-02-15 Richard Guenther <rguenther@suse.de>
21156 Zdenek Dvorak <ook@ucw.cz>
21158 PR tree-optimization/35164
21159 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
21160 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
21161 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21162 Only propagate addresses which do not have abnormal SSA_NAMEs
21165 2008-02-15 Joseph Myers <joseph@codesourcery.com>
21168 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
21170 2008-02-15 Jan Hubicka <jh@suse.cz>
21172 PR middle-end/35149
21173 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
21175 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21177 PR middle-end/34621
21178 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
21179 when calculating alignment_pad.
21181 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21183 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
21184 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
21185 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
21186 and STACK_BOUNDARY define.
21188 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
21190 PR preprocessor/35061
21191 * c-pragma.c (handle_pragma_pop_macro): Check that
21192 pushed_macro_table has been allocated.
21194 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
21196 PR middle-end/35136
21197 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
21198 (force_gimple_operand): Likewise.
21199 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21200 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21201 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21202 (find_interesting_uses_address): Check addressability and alignment
21203 of the base expression only after substituting bases of IVs into it.
21205 2008-02-14 Michael Matz <matz@suse.de>
21208 * function.c (instantiate_virtual_regs_in_insn): Reload address
21209 before falling back to reloading the whole operand.
21211 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21213 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21214 before the first section switch note.
21216 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21218 * doc/bugreport.texi: Update copyright years.
21219 * doc/c-tree.texi: Likewise.
21220 * doc/cfg.texi: Likewise.
21221 * doc/cpp.texi: Likewise.
21222 * doc/cppinternals.texi: Likewise.
21223 * doc/fragments.texi: Likewise.
21224 * doc/frontends.texi: Likewise.
21225 * doc/gcc.texi: Likewise.
21226 * doc/gty.texi: Likewise.
21227 * doc/hostconfig.texi: Likewise.
21228 * doc/implement-c.texi: Likewise.
21229 * doc/libgcc.texi: Likewise.
21230 * doc/loop.texi: Likewise.
21231 * doc/makefile.texi: Likewise.
21232 * doc/options.texi: Likewise.
21233 * doc/passes.texi: Likewise.
21234 * doc/rtl.texi: Likewise.
21235 * doc/sourcebuild.texi: Likewise.
21236 * doc/standards.texi: Likewise.
21237 * doc/tree-ssa.texi: Likewise.
21238 * doc/trouble.texi: Likewise.
21240 * doc/extend.texi: Use @: or add comma where appropriate.
21241 * doc/invoke.texi: Likewise.
21242 * doc/tm.texi: Likewise.
21244 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21247 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21250 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21252 * doc/md.texi (clz, ctz): Add reference.
21253 * doc/rtl.texi (clz, ctz): Likewise.
21255 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21258 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21261 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21263 * config/s390/s390.c (struct constant_pool): New field
21264 emit_pool_after added.
21265 (s390_mainpool_start): Set the emit_pool_after flag according
21266 to the section switch notes.
21267 (s390_mainpool_finish): Consider emit_pool_after when emitting
21268 the literal pool at the end of the function.
21269 (s390_chunkify_start): Force literal pool splits at section
21272 2008-02-13 Michael Matz <matz@suse.de>
21275 * var-tracking.c (clobber_variable_part): Correctly traverse the
21278 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21281 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21282 Add -fdump-ipa-inline.
21283 * tree-dump.c (dump_files): Remove tree-inlined dump.
21284 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21286 2008-02-12 Richard Guenther <rguenther@suse.de>
21288 PR tree-optimization/35171
21289 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21292 2008-02-12 Richard Guenther <rguenther@suse.de>
21294 PR middle-end/35163
21295 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21296 value-preserving mode. Disallow final truncation.
21298 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21300 PR middle-end/35136
21301 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21302 code from here to...
21303 (force_gimple_operand): ...here.
21305 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21308 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21309 non-compatible pointers.
21310 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21311 different FIELD_DECLs, try harder by comparing field offsets, sizes
21314 PR inline-asm/35160
21315 * function.c (match_asm_constraints_1): Don't replace the same input
21318 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21320 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21321 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21322 (expand_epilogue): Restore RAMPZ register.
21323 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21325 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21327 * config/i386/cygwin.asm: (__alloca): Correct calling
21328 convention and alignment.
21329 (__chkstk): Force 8 byte stack alignment.
21331 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21332 Richard Guenther <rguenther@suse.de>
21334 PR tree-optimization/33992
21335 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21336 the zero we compare against.
21338 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21340 PR libfortran/35063
21341 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21342 to CloseHandle after unlocking to prevent accumulation of handle
21345 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21347 PR middle_end/34150
21348 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21349 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21350 and update LABEL_NUSES during and after reload.
21352 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21354 PR middle-end/34627
21355 * combine.c (simplify_if_then_else): Make sure the comparison is
21356 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21358 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21361 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21362 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21363 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21364 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21365 * tree.h (get_type_static_bounds): Likewise.
21367 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21369 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21370 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21371 Make -Wfoo language annotations match what the compiler outputs.
21373 2008-02-08 Sa Liu <saliu@de.ibm.com>
21375 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21376 intrinsics spu_convts, spu_convtu, spu_convtf.
21378 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21380 * doc/extend.texi (Function Attributes) <noinline>: Mention
21381 asm ("") as method to keep calls.
21383 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21386 * doc/options.texi (Options): Replace references to opts.sh with
21388 * opts-common.c: Likewise.
21389 * optc-gen.awk: Likewise.
21391 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21393 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21395 2008-02-07 Richard Henderson <rth@redhat.com>
21398 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21399 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21402 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21404 PR tree-optimization/35085
21405 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21406 for operand entry oe2 in addition to operand entry oe3 in order to
21407 expose more opportunities for vectorizer sum reduction.
21409 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21412 * Makefile.in (LIBS): Remove $(GMPLIBS).
21413 (cc1-dummy, cc1): Add $(GMPLIBS).
21415 2008-02-06 Jan Hubicka <jh@suse.cz>
21418 * i386.md (moddf_integer): Do not produce partial memory stalls for
21419 targets where it hurts.
21421 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21424 * optabs.c (expand_float): Do not check for decimal modes when
21425 expanding unsigned integer through signed conversion.
21427 2008-02-06 Nick Clifton <nickc@redhat.com>
21429 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21430 inside the clobber with a match_operand and duplicated operand
21431 number in the constraint.
21432 (ineqbranchsi): Delete redundant comment.
21434 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21436 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21437 builtin_define ("__USE_INIT_FINI__").
21438 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21440 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21442 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21444 PR documentation/30330
21445 * doc/invoke.texi (C++ Dialect Options)
21446 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21447 For each warning option -Wfoo that allows -Wno-foo, ensure both
21448 -Wfoo and -Wno-foo are listed in the option index. Fix index
21449 entry of -Wswitch-default, index -Wnormalized= including the
21450 `=', and -Wlarger-than-@var{len} including @var{len}.
21452 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21454 * config/i386/i386.md (floatunssisf2): Use
21455 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21456 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21457 Macroize expander using MODEF mode iterator.
21459 2008-02-05 Diego Novillo <dnovillo@google.com>
21461 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21464 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21466 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21469 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21471 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21474 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21475 to indicate if a message should be generated.
21476 (init_cumulative_args): Updated.
21477 (function_value_32): Likewise.
21479 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21481 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21483 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21486 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21487 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21489 2008-02-04 Diego Novillo <dnovillo@google.com>
21491 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21494 * tree-vrp.c (vrp_evaluate_conditional): With
21495 -Wtype-limits, emit a warning when comparing against a
21496 constant outside the natural range of OP0's type.
21498 2008-02-04 Richard Guenther <rguenther@suse.de>
21500 PR middle-end/33631
21501 * expr.c (count_type_elements): Give for unions instead of
21504 2008-02-04 Richard Guenther <rguenther@suse.de>
21506 PR middle-end/35043
21507 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21508 to TYPE_DOMAINs base type instead of using bitsizetype here.
21510 2008-02-03 Jason Merrill <jason@redhat.com>
21512 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21514 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21517 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21518 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21519 (RS/6000 and PowerPC Options): Fix typos and markup.
21520 * doc/passes.texi (Tree-SSA passes): Likewise.
21522 2008-02-02 Michael Matz <matz@suse.de>
21525 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21526 from record_last_reg_set_info.
21527 (record_last_reg_set_info): Take an RTX argument, iterate over all
21528 constituent hardregs.
21529 (record_last_set_info, record_opr_changes): Change calls to
21530 new signature or to record_last_reg_set_info_regno.
21532 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21534 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21536 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21538 PR rtl-optimization/34773
21539 * reg-notes.def (EQUAL): Mention significance of combination of
21540 REG_EQUAL and REG_RETVAL.
21541 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21542 insn that has a REG_RETVAL.
21544 2008-02-01 Roger Sayle <roger@eyesopen.com>
21547 * configure.ac (--enable-fixed-point): Disable unless explicitly
21549 * configure: Regenerate.
21551 2008-02-01 Richard Guenther <rguenther@suse.de>
21554 * invoke.texi (-finline-limit): Remove no longer true parts
21555 of the documentation. Note that there is no default value.
21557 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21558 Mark Mitchell <mark@codesourcery.com>
21559 Ben Elliston <bje@au.ibm.com>
21562 * doc/extend.texi (Other Builtins): Document.
21564 2008-01-31 Tom Browder <tom.browder@gmail.com>
21566 * doc/c-tree.texi (Types): Fix grammar.
21567 (Expression trees): Ditto.
21568 * doc/passes.texi (Tree-SSA passes): Ditto.
21570 * doc/configterms.texi (Configure Terms): Fix typo.
21571 * doc/cpp.texi (Common Predefined Macros): Ditto.
21572 * doc/md.texi (Machine Constraints): Ditto.
21574 * doc/makefile.texi (Makefile): Add comma.
21576 2008-01-31 Tom Browder <tom.browder@gmail.com>
21577 Gerald Pfeifer <gerald@pfeifer.com>
21579 * doc/sourcebuild.texi (Front End): Remove references to CVS
21580 and CVSROOT/modules.
21581 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21582 (Back End): Remove reference to CVS.
21584 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21587 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21589 (mips16_gp_pseudo_reg): ...here.
21590 * config/mips/mips.md (load_const_gp): Replace with...
21591 (load_const_gp_<mode>): ...this :P-based insn.
21593 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21595 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21596 options. Minor fixes.
21597 (-std): Move reference to standards closer to where language
21598 standards are first mentioned.
21600 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21602 PR rtl-optimization/34995
21603 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21604 parameter and return a bool. If the rtx parameter is nonnull,
21605 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21606 (find_reloads): Update call accordingly. Pass the new operand
21607 if it needed no address reloads, otherwise pass null.
21609 2008-01-30 Richard Henderson <rth@redhat.com>
21612 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21613 for unbounded arrays.
21615 2008-01-30 Silvius Rus <rus@google.com>
21617 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21619 2008-01-30 Jan Hubicka <jh@suse.cz>
21622 * i386.c (init_cumulative_args): Use real function declaration when
21625 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21627 PR rtl-optimization/34998
21628 * global.c (build_insn_chain): Treat non-subreg_lowpart
21629 SUBREGs of pseudos as clobbering all the words covered by the
21630 SUBREG, not just all the bytes.
21631 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21632 original df_ref rather than an extract parameter.
21633 (global_conflicts): Update call accordingly.
21635 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21637 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21638 the overflow check to make it easier to read.
21639 (__fixtfdi): Change the type of the ll member in union
21640 long_double to UDItype_x.
21642 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21644 PR middle-end/34969
21645 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21646 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21647 * tree-inline.c (fold_marked_statements): Call
21648 cgraph_update_edges_for_call_stmt if folding a call statement.
21649 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21650 debug_generic_stmt calls, reset it back afterwards.
21653 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21655 * c-typeck.c (build_external_ref): Don't pedwarn about
21656 static vars in current function's scope.
21658 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21660 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21662 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21665 * ipa-struct-reorg.c: Fix spelling.
21666 * params.def: Ditto.
21668 2008-01-29 Richard Guenther <rguenther@suse.de>
21670 PR middle-end/35006
21671 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21673 * tree-inline.c (remap_type): Increment remapping_type_depth
21674 around remapping types.
21675 (copy_body_r): Only add referenced variables if they are referenced
21676 from code, not types.
21678 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21689 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21690 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21692 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21695 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21696 pointer for tiny stack.
21698 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21700 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21702 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21704 * config/vx-common.h: Fix typo in comment.
21706 2008-01-28 Ian Lance Taylor <iant@google.com>
21710 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21711 coalesce pointers if they have different DECL_NO_TBAA_P values.
21712 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21713 between variables with different DECL_NO_TBAA_P values.
21715 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21718 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21719 are not legitimate small data references on SPE targets.
21721 2008-01-28 David Daney <ddaney@avtrex.com>
21723 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21725 2008-01-28 David Daney <ddaney@avtrex.com>
21727 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21729 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21731 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21732 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21733 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21734 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21735 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21736 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21737 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21738 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21740 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21742 * basic-block.h (condjump_equiv_p): Fix comment.
21744 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21746 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21747 print_generic_stmt_indented): Fix comment.
21749 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21751 * configure.ac (__stack_chk_fail): Add detecion for availability
21752 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21753 * configure: Regenerate.
21755 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21757 PR middle-end/34688
21758 * final.c (output_addr_const): Handle TRUNCATE.
21760 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21763 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21764 (zero_cost, infinite_cost): New constants.
21765 (struct cost_pair): Change type of cost to comp_cost.
21766 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21767 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21769 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21770 split_address_cost, ptr_difference_cost, difference_cost,
21771 get_computation_cost_at, get_computation_cost,
21772 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21773 determine_use_iv_cost_condition, determine_use_iv_costs,
21774 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21775 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21776 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21777 Change type of cost to comp_cost.
21778 (determine_iv_cost): Increase cost of non-original ivs, instead
21779 of decreasing the cost of original ones.
21780 (get_address_cost): Indicate the complexity of the addressing mode
21782 (try_add_cand_for): Prefer using ivs not specific to some object.
21783 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21785 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21786 Janis Johnson <janis187@us.ibm.com>
21789 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21790 (TARGET_INSTANTIATE_DECLS): Likewise.
21791 * target.h (expand_to_rtl_hook): New target hook.
21792 (instantiate_decls): Likewise.
21793 * function.c (instantiate_decl): Make non-static. Rename to...
21794 (instantiate_decl_rtl): ... this.
21795 (instantiate_expr): Use instantiate_decl_rtl.
21796 (instantiate_decls_1): Likewise.
21797 (instantiate_decls): Likewise.
21798 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21799 * function.h (instantiate_decl_rtl): Add prototype.
21800 * cfgexpand.c (target.h): New include.
21801 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21802 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21803 (TARGET_INSTANTIATE_DECLS): Likewise.
21804 (TARGET_INITIALIZER): New target hooks added.
21805 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21807 * config/rs6000/rs6000.c (tree-flow.h): New include.
21808 (machine_function): Add sdmode_stack_slot field.
21809 (rs6000_alloc_sdmode_stack_slot): New function.
21810 (rs6000_instantiate_decls): Likewise.
21811 (rs6000_secondary_memory_needed_rtx): Likewise.
21812 (rs6000_check_sdmode): Likewise.
21813 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21814 (TARGET_INSTANTIATE_DECLS): Likewise.
21815 (rs6000_hard_regno_mode_ok): Allow SDmode.
21816 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21817 (rs6000_emit_move): Handle SDmode.
21818 (function_arg_advance): Likewise.
21819 (function_arg): Likewise.
21820 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21821 SDmode var args for 32-bit compiles.
21822 (rs6000_secondary_reload_class): Handle SDmode.
21823 (rs6000_output_function_epilogue): Likewise.
21824 (rs6000_function_value): Simplify if statement.
21825 (rs6000_libcall_value): Likewise.
21826 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21827 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21828 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21829 (movsd_hardfloat): New define_insn.
21830 (movsd_softfloat): Likewise.
21831 (movsd_store): Likewise.
21832 (movsd_load): Likewise.
21833 (extendsddd2): Likewise.
21834 (extendsdtd2): Likewise.
21835 (truncddsd2): Likewise.
21836 (movdd_hardfloat64): Fixup comment.
21837 (UNSPEC_MOVSD_LOAD): New constant.
21838 (UNSPEC_MOVSD_STORE): Likewise.
21840 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21843 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21845 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21846 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21847 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21848 and TRUTH_XOR_EXPR.
21850 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21853 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21854 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21855 __LONGDOUBLE128 too.
21856 * config/rs6000/aix61.h: New file.
21858 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21860 PR rtl-optimization/34959
21861 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21862 popcount and parity rtxes the same mode as their operand.
21863 Truncate or extend the result to the return value's mode
21866 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21869 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21870 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21871 to GOT_VERSION_REGNUM.
21872 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21873 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21874 * config/mips/mips.c (mips_emit_call_insn): New function.
21875 (mips_call_tls_get_addr): Call mips_expand_call directly.
21876 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21878 (mips16_build_call_stub): Likewise. Return the call insn or null.
21879 (mips_expand_call): Update the call to mips16_build_call_stub
21880 accordingly and a remove redundant condition. Assert that MIPS16
21881 stubs do not use lazy binding. Use mips_emit_call_insn and return
21883 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21885 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21886 (mips_avoid_hazard): Remove hazard_set handling.
21887 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21888 (UNSPEC_RESTORE_GP): ...this.
21889 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21890 (FAKE_CALL_REGNO): Rename to...
21891 (GOT_VERSION_REGNUM): ...this.
21892 (type): Add "ghost" value. Add an associated insn reservation.
21893 (hazard_set): Remove.
21894 (exception_receiver): Rename to...
21895 (restore_gp): ...this and update the unspec identifier accordingly.
21896 (exception_receiver, nonlocal_got_receiver): New expanders.
21897 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21898 FAKE_CALL_REGNO. Remove hazard_set attribute.
21899 (set_got_version, update_got_version): New patterns.
21901 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21904 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21906 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21909 * doc/install.texi2html: Generate gcc-vers.texi.
21911 2008-01-25 DJ Delorie <dj@redhat.com>
21913 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21915 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21917 * config/c4x: Remove directory.
21918 * config.gcc (crx-*, mt-*): Mark obsolete.
21919 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21920 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21921 sh-*-rtemscoff*): Remove cases.
21922 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21923 * real.c (encode_c4x_single, decode_c4x_single,
21924 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21925 c4x_extended_format): Remove.
21926 * real.h (c4x_single_format, c4x_extended_format): Remove.
21927 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21929 (Pragmas): Remove comment about c4x pragmas.
21930 * doc/install.texi (c4x): Remove target-specific instructions.
21931 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21932 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21933 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21934 refer to C4x source files as examples.
21935 (C4X_FLOAT_FORMAT): Remove documentation.
21937 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21939 * config/bfin/bfin.c (override_options): Reorder tests so that
21940 flag_pic gets enabled for -msep-data.
21942 2008-01-25 Richard Guenther <rguenther@suse.de>
21944 PR middle-end/32244
21945 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21946 to its bitfield precision if required.
21948 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21950 PR middle-end/33880
21951 * tree-nested.c (walk_omp_for): New function.
21952 (convert_nonlocal_reference, convert_local_reference): Call
21953 walk_omp_for on OMP_FOR.
21954 (convert_call_expr): Call walk_body on OMP_FOR's
21955 OMP_FOR_PRE_INIT_BODY.
21957 2008-01-25 Richard Guenther <rguenther@suse.de>
21959 PR tree-optimization/34966
21960 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21961 default defs and PHI_NODEs we have to insert after the
21962 defining statement.
21964 2008-01-24 Nick Clifton <nickc@redhat.com>
21966 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21967 Provide a default definition.
21968 (LIBGCC2_UNITS_PER_WORD): Likewise.
21970 * config/stormy16/stormy16.c: Include df.h for the prototype
21971 for df_regs_ever_live_p.
21972 (xstormy16_expand_builtin_va_start): Convert the stack offset
21973 into a component_ref and then use POINTER_PLUS_EXPR to add it
21974 to the incoming_virtual_args_rtx.
21975 (xstormy16_gimplify_va_arg_expr): Rename to
21976 xstormy16_gimplify_va_arg_expr.
21977 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21978 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21979 xstormy16_gimplify_va_arg_expr.
21980 Fix up some formatting issues.
21982 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21983 Move to predicates.md.
21984 (xs_hi_general_operand): Likewise.
21985 (xs_hi_nonmemory_operand): Likewise.
21986 * config/stormy16/predicates.md:
21987 (xstormy16_carry_plus_operand): New predicate.
21988 (xs_hi_general_operand): New predicate.
21989 (xs_hi_nonmemory_operand): New predicate.
21990 * config/stormy16/stormy16-protos.h:
21991 (xstormy16_carry_plus_operand): Delete prototype.
21992 (xs_hi_general_operand): Likewise.
21993 (xs_hi_nonmemory_operand): Likewise.
21995 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21996 modifiers as they are no longer needed and they can trigger
21997 reload spill failures.
21999 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
22000 with a match_operand in order to help reload.
22002 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
22003 constraint with 'e' for the 8th alternative as this version of
22004 the mov.w instruction only accepts the lower 8 registers.
22006 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
22009 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
22010 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
22013 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22015 PR middle-end/33333
22016 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22018 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22020 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22022 (remove_structure): Update allocations list before removing structure.
22024 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22026 * ipa-struct-reorg.c (is_safe_cond_expr,
22027 create_new_stmts_for_cond_expr): Use integer_zerop function,
22028 that recognize not only zero-pointer, but zero-integer too.
22030 2008-01-25 Ben Elliston <bje@au.ibm.com>
22033 * fixproto: Escape "." in sed expression that strips leading "./".
22035 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
22038 * gcc.c (SWITCH_OK): Removed.
22039 (SWITCH_LIVE): Changed to bit.
22040 (SWITCH_FALSE): Likewise.
22041 (SWITCH_IGNORE): Likewise.
22042 (switchstr): Change live_cond to unsigned int.
22043 (process_command): Replace SWITCH_OK with 0.
22044 (do_self_spec): Likewise.
22045 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
22046 (give_switch): Likewise.
22047 (used_arg): Likewise.
22048 (do_spec_1): Set the SWITCH_IGNORE bit.
22049 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
22050 bits. Set the SWITCH_LIVE bit.
22052 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22054 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
22056 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
22058 PR tree-optimization/34472
22059 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
22060 parameter to a "bool *" and set *DATA to false if there is
22061 an unsafe access. Do not delete the structure here.
22062 (check_cond_exprs): Delete it here instead.
22063 (check_cond_exprs, exclude_cold_structs): Do not increase
22064 I when removing a structure.
22066 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
22069 * config/i386/i386.c (ix86_expand_vector_init): Consider only
22070 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
22072 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
22074 PR middle-end/34934
22075 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
22076 a fixed vector for stack.
22078 2008-01-24 Ben Elliston <bje@au.ibm.com>
22081 * doc/gcc.texi (Software development): Add a direntry for g++.
22083 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
22085 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
22086 stale and straggling -fforce-addr comments above.
22088 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
22090 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
22091 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
22093 2008-01-23 Michael Matz <matz@suse.de>
22096 * dwarf2out.c (force_type_die): Use modified_type_die instead of
22099 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
22101 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
22102 malloc result type.
22104 2008-01-23 Anatoly Sokolov <aesok@post.ru>
22106 * config/avr/avr.c (avr_current_arch): New variable.
22107 (avr_arch_types): Add 'avr31' and 'avr51' entries.
22108 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
22109 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
22110 (avr_override_options): Init 'avr_current_arch'.
22111 (base_arch_s): Move from here...
22112 * config/avr/avr.h (base_arch_s): ... here. Add new members
22113 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
22114 'mega' to 'have_jmp_call'.
22115 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
22116 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
22118 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
22120 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22121 MULTILIB_MATCHES): Ditto.
22123 2008-01-23 Richard Guenther <rguenther@suse.de>
22125 PR middle-end/31529
22126 * cgraphunit.c (cgraph_reset_node): Always mark the node
22127 not reachable if it is not queued already.
22129 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
22131 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
22132 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
22133 (cputype_selected): New static variable.
22134 (bfin_handle_option): Set it if -mcpu is used.
22135 (override_option): Select default set of workarounds if no cpu type
22136 selected on the command line.
22137 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
22139 From Michael Frysinger <michael.frysinger@analog.com>
22140 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
22141 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
22143 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
22144 for bf547, bf523, bf524, and bf526.
22145 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
22147 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
22148 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
22149 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
22150 __ADSPBF547__ and __ADSPBF54x__ for bf547.
22151 * doc/invoke.texi (Blackfin Options): Document that
22152 -mcpu now accept bf547, bf523, bf524, and bf526.
22154 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
22156 PR rtl-optimization/34628
22157 * combine.c (try_combine): Stop and undo after the first combination
22158 if an autoincrement side-effect on the first insn has effectively
22161 2008-01-22 David Edelsohn <edelsohn@gnu.org>
22164 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
22165 Offset addresses are not valid for Altivec or paired float modes.
22167 2008-01-22 Jakub Jelinek <jakub@redhat.com>
22170 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
22171 if DECL_INITIAL (decl) is error_mark_node.
22174 * c-common.c (handle_vector_size_attribute): Only allow
22175 integral, scalar float and fixed point types. Handle OFFSET_TYPE
22176 the same way as pointer, array etc. types.
22177 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
22180 * tree.c (build_type_attribute_qual_variant): Call
22181 build_qualified_type if attributes are equal, but quals are not.
22183 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22186 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
22187 * flags.h (warn_strict_aliasing): Remove.
22188 (warn_strict_overflow): Remove.
22189 * opts.c (warn_strict_aliasing): Remove.
22190 (warn_strict_overflow): Remove.
22191 * c-opts.c (c_common_handle_option): -Wall only sets
22192 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
22193 (c_common_post_options): Give default values to -Wstrict-aliasing
22194 and -Wstrict-overflow if they are uninitialized.
22195 * common.opt (Wstrict-aliasing): Specify Var and Init.
22196 (Wstrict-overflow): Likewise.
22198 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22200 PR rtl-optimization/26854
22201 PR rtl-optimization/34400
22202 PR rtl-optimization/34884
22203 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22205 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22206 (df_rd_bb_info.expanded_lr_out): Deleted
22207 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22208 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22209 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22210 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22211 Removed code to allocate, initialize or free expanded_lr_out.
22212 (df_rd_bb_local_compute_process_def): Restructured to make more
22214 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22215 sets if the sets are being trimmed.
22217 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22220 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22221 (as_vers): Likewise.
22222 * configure: Regenerated.
22224 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22226 PR middle-end/33092
22227 * tree-pass.h (pass_build_alias): New pass.
22228 * tree-ssa-alias.c (gate_build_alias): New.
22229 (pass_build_alias): New.
22230 * passes.c (init_optimization_passes): Add pass_build_alias after
22231 pass_create_structure_vars.
22233 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22235 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22236 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22237 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22238 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22239 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22240 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22241 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22242 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22243 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22244 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22245 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22246 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22247 * config/s390/s390.md (FP_ALL): New mode iterator.
22248 (_d): New mode attribute.
22249 ("*signbit<mode>2>"): Changed mode of first operand.
22250 ("isinf<mode>2"): Changed mode of first operand.
22251 ("*TDC_insn"): Adaptation for DFP modes.
22253 2008-01-22 Ben Elliston <bje@au.ibm.com>
22255 * tree.c (check_qualified_type): Improve function description.
22257 2008-01-21 Jason Merrill <jason@redhat.com>
22260 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22261 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22264 2008-01-21 DJ Delorie <dj@redhat.com>
22266 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22269 2008-01-21 Richard Guenther <rguenther@suse.de>
22271 PR middle-end/34856
22272 * tree-cfg.c (verify_expr): Allow all invariant expressions
22273 instead of just constant class ones as reference argument.
22274 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22275 like any other constant.
22276 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22278 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22280 * regmove.c (fixup_match_1): Update call crossed frequencies.
22282 2008-01-21 Richard Guenther <rguenther@suse.de>
22285 * tree-inline.c (setup_one_parameter): Deal with mismatched
22286 types using a VIEW_CONVERT_EXPR.
22288 2008-01-21 Alon Dayan <alond@il.ibm.com>
22289 Olga Golovanevsky <olga@il.ibm.com>
22291 PR tree-optimization/34701
22292 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22293 when the structure size is not a power of 2.
22295 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22297 * doc/install.texi: Add doc for --enable-checking=df.
22299 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22301 PR rtl-optimization/34808
22302 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22304 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22306 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22309 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22311 PR rtl-optimization/26854
22312 PR rtl-optimization/34400
22313 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22315 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22316 (df_rd_bb_info.expanded_lr_out): New.
22317 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22318 * loop_iv.c (iv_analysis_loop_init): Ditto.
22319 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22320 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22321 Added code to allocate, initialize or free expanded_lr_out.
22322 (df_rd_bb_local_compute_process_def): Restructured to make
22323 more understandable.
22324 (df_rd_confluence_n): Add code to do nothing with fake edges and
22325 code to no apply invalidate_by_call sets if the sets are being trimmed.
22326 (df_lr_local_finalize): Renamed to df_lr_finalize.
22327 (df_live_local_finalize): Renamed to df_live_finalize.
22329 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22332 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22333 deciding whether to use reciprocal instructions.
22335 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22337 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22338 dwarf2out_note_section_used if cold_text_section is NULL.
22340 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22342 PR gcov-profile/34610
22343 * tree-cfg.c (make_edges): Mark both outgoing edges from
22344 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22345 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22346 from OMP_FOR and OMP_CONTINUE outgoing edges.
22348 * tree-profile.c (tree_profiling): Return early if
22349 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22351 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22352 from cfun to child_cfun.
22353 * function.h (struct function): Add after_tree_profile bit.
22355 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22357 * config/avr/avr.S (_exit): Disable interrupt.
22359 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22360 Steven Bosscher <stevenb.gcc@gmail.com>
22362 PR rtl-optimization/26854
22363 PR rtl-optimization/34400
22364 * df-problems.c (df_live_scratch): New scratch bitmap.
22365 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22366 (df_live_reset): Clear the proper bitmaps.
22367 (df_live_bb_local_compute): Only process the artificial defs once
22368 since the order is not important.
22369 (df_live_init): Init the df_live sets only with the variables
22370 found live by df_lr.
22371 (df_live_transfer_function): Use the df_lr sets to prune the
22372 df_live sets as they are being computed.
22373 (df_live_free): Free df_live_scratch.
22375 2008-01-18 Ian Lance Taylor <iant@google.com>
22377 * common.opt: Add fmerge-debug-strings.
22378 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22379 flag_merge_debug_strings rather than flag_merge_constants.
22380 * doc/invoke.texi (Option Summary): Mention
22381 -fmerge-debug-strings.
22382 (Debugging Options): Document -fmerge-debug-strings.
22384 2008-01-18 Ian Lance Taylor <iant@google.com>
22387 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22388 (struct tree_function_decl): Add new field operator_new_flag.
22389 * tree-inline.c (expand_call_inline): When inlining a call to
22390 operator new, force the return value to go into a variable, and
22391 set DECL_NO_TBAA_P on that variable.
22392 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22394 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22397 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22398 DWARF2_DEBUGGING_INFO.
22399 (dwarf2out_note_section_used): Ditto. Add prototype.
22400 (have_multiple_function_sections, text_section_used,
22401 cold_text_section_used, *cold_text_sections): Move declarations
22404 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22406 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22407 field and add signal_ra.
22408 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22409 assignments to frame state pc. Move end of stack check after
22410 MD_FALLBACK_FRAME_STATE_FOR.
22411 (uw_update_context_1): Use frame state signal_regs if set, instead
22412 of checking signal_frame flag.
22413 (uw_update_context): Use frame state signal_ra if set.
22414 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22415 * config/xtensa/linux-unwind.h: New file.
22417 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22419 * modulo-sched.c (get_sched_window): Fix comment typo.
22421 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22423 PR tree-optimization/34648
22424 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22426 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22428 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22429 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22431 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22433 PR rtl-optimization/34400
22434 * df-core.c (df_worklist_dataflow_overeager,
22435 df_worklist_dataflow_doublequeue): New functions.
22436 (df_worklist_dataflow): Two different worklist solvers.
22437 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22440 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22443 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22444 and ftree-parallelize-loops.
22446 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22448 PR rtl-optimization/34826
22449 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22451 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22453 * global.c (find_reg): Mark the eh regs as used if necessary.
22454 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22455 * ra.h (struct allocno): no_eh_reg field added. Changed
22456 no_stack_reg type to bitfield.
22458 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22460 * tree.c (substitute_in_expr): Add missing 'break'.
22462 2008-01-17 Richard Guenther <rguenther@suse.de>
22464 PR tree-optimization/34825
22465 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22466 x / x as division to handle.
22468 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22470 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22471 "-pthread" is specified.
22472 * pa-hpux11.h (LIB_SPEC): Likewise.
22474 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22475 Peter Bergner <bergner@vnet.ibm.com>
22477 PR rtl-optimization/33796
22478 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22480 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22482 PR libgfortran/34699
22483 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22485 * pa-hpux10.h (LINK_SPEC): Likewise.
22486 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22488 2008-01-16 Richard Guenther <rguenther@suse.de>
22490 PR middle-end/32628
22491 * fold-const.c (fold_convert_const_int_from_int): Do not
22492 set overflow if that occured only because of a sign extension
22493 change when converting from/to a sizetype with the same
22494 precision and signedness.
22496 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22499 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22500 location address to the correct place. Update copyright year.
22502 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22504 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22505 no dependences in the dependence_relations vector.
22507 2008-01-16 Jan Hubicka <jh@suse.cz>
22509 PR rtl-optimization/31396
22510 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22511 * cfg.c (dump_reg_info): Print it.
22512 * regs.h (struct reg_info_t): add freq_calls_crossed.
22513 (REG_FREQ_CALLS_CROSSED): New macro.
22514 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22515 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22516 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22517 regmove_optimize): Update call crossed frequencies.
22518 * local-alloc.c (struct qty): Add freq_calls_crossed.
22519 (alloc_qty): Copute freq_calls_crossed.
22520 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22521 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22522 * ra.h (struct allocno): Add freq_calls_crossed.
22524 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22526 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22527 libgomp when compiling with ftree-parallelize-loops.
22528 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22530 2008-01-16 Richard Guenther <rguenther@suse.de>
22532 PR tree-optimization/34769
22533 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22534 * tree.c (int_cst_value): Instead make this function more
22535 permissive in what it accepts as valid input. Document this
22536 function always sign-extends the value.
22538 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22539 Richard Guenther <rguenther@suse.de>
22542 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22543 (gimple_fold_indirect_ref_rhs): ... this.
22544 (gimple_fold_indirect_ref): New function with foldings
22545 that preserve lvalueness.
22546 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22547 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22548 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22549 to fold an INDIRECT_REF, fall back to the old use of
22550 fold_indirect_ref_1.
22552 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22554 * tree-data-ref.c (subscript_dependence_tester_1): Call
22555 free_conflict_function.
22556 (compute_self_dependence): Same.
22558 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22561 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22562 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22564 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22565 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22566 for DWARF2_UNWIND_INFO targets.
22568 2008-01-16 Richard Guenther <rguenther@suse.de>
22571 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22572 type qualifiers for function types.
22574 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22576 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22577 loop_iterator li from previous commit.
22579 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22581 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22583 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22585 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22586 (parallelize_loops): Don't parallelize irreducible components.
22588 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22591 * c-opts (c_common_post_options): Do not enable CPP
22592 flag_pedantic_errors by default.
22594 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22596 PR rtl-optimization/31944
22597 * cse.c (remove_pseudo_from_table): New function.
22598 (merge_equiv_classes): Use above function to remove pseudo-registers.
22599 (invalidate): Likewise.
22601 2008-01-13 Richard Guenther <rguenther@suse.de>
22603 PR middle-end/34601
22604 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22605 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22607 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22609 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22610 validate_change to unshare the source of the PC set.
22612 2008-01-12 Jan Hubicka <jh@suse.cz>
22614 PR middle-end/32135
22615 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22616 references above array bounds. This might trigger bounds checks for
22617 pointers to arrays.
22619 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22621 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22622 new_replaceable_dependencies.
22624 2008-01-12 Doug Kwan <dougkwan@google.com>
22626 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22627 instead of OPT_Wreturn_type in warning due to ignored return type
22629 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22630 options included in -Wextra.
22631 * c.opt: New option -Wignored_qualifiers.
22632 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22633 -Wignore_qualifiers.
22634 (-Wignored-qualifiers): Document.
22635 (-Wreturn-type): Remove description of functionality now handled
22636 by -Wignored-qualifiers.
22638 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22641 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22642 NOP_EXPR if it is between integral types with the same precision.
22644 2008-01-12 Jan Hubicka <jh@suse.cz>
22647 * invoke.texi (max-inline-recursive-depth): Fix default value.
22649 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22651 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22654 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22656 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22658 2008-01-11 James E. Wilson <wilson@specifix.com>
22661 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22663 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22665 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22666 save/restore frame pointer register and don't use 'call-prologues'
22667 optimization in function with "OS_task" attribute.
22669 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22671 PR middle-end/31309
22672 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22673 when copying to memory.
22675 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22677 PR rtl-optimization/30905
22678 * cfgcleanup.c: Include dce.h
22679 (crossjumps_occured): New global variable.
22680 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22681 If something changed, set crossjumps_occured to true.
22682 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22683 Don't add/remove fake edges to exit here...
22684 (cleanup_cfg): ...but do it here, when crossjumping.
22685 Run a fast DCE when successful crossjumps occured in the latest
22686 iteration of try_optimize_cfg.
22688 2008-01-11 Richard Guenther <rguenther@suse.de>
22690 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22691 (struct vn_unary_op_s): Likewise.
22692 (vn_reference_insert): Free old reference on hash collision.
22694 2008-01-10 Raksit Ashok <raksit@google.com>
22696 PR rtl-optimization/27971
22697 * combine.c (find_split_point): Split PLUS expressions which are
22698 inside a MEM rtx, and whose first operand is complex.
22700 2008-01-10 DJ Delorie <dj@redhat.com>
22702 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22703 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22704 (m32c_hard_regno_ok): Call the underlying function.
22706 2008-01-10 Richard Guenther <rguenther@suse.de>
22708 PR middle-end/34683
22709 * tree-cfg.c (tree_merge_blocks): Do not go through the
22710 full-blown folding and stmt updating path if we just deal
22711 with virtual operands.
22712 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22713 test for abnormal SSA_NAMEs.
22715 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22717 PR middle-end/34641
22718 * reload.c (push_reload): Add assertions. All constants from
22719 reg_equiv_constant should have been used for replacing the respective
22721 (find_reloads_address): Invoke find_reloads_address_part for
22722 constant taken from the reg_equiv_constant array.
22724 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22726 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22727 field (valnum) the first in the struct. Replace bools with
22730 2008-01-10 Richard Guenther <rguenther@suse.de>
22732 PR tree-optimization/34651
22733 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22734 types and ordering for masking and converting.
22736 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22738 PR tree-optimization/34017
22739 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22740 also for PHI_NODE expressions.
22742 2008-01-09 Jan Hubicka <jh@suse.cz>
22744 PR tree-optimization/34708
22745 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22746 based on number of case labels.
22747 (init_inline_once): Remove switch_cost.
22748 * tree-inline.h (eni_weights_d): Remove switch_cost.
22750 2008-01-09 Richard Guenther <rguenther@suse.de>
22751 Andrew Pinski <andrew_pinski@playstation.sony.com>
22753 PR middle-end/30132
22754 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22755 temporary if an rvalue is ok or an lvalue is not required.
22757 2008-01-09 Richard Guenther <rguenther@suse.de>
22759 PR middle-end/34458
22760 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22761 adjust return type.
22763 2008-01-09 Richard Guenther <rguenther@suse.de>
22765 PR middle-end/34679
22766 * tree.c (host_integerp): Check for sizetype only if the
22767 type is an integer type.
22769 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22772 * opts.c (decode_options): Disable inlining of functions called
22773 once if not in unit-at-a-time mode.
22775 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22777 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22779 2008-01-08 Richard Guenther <rguenther@suse.de>
22781 PR middle-end/31863
22782 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22783 out early if the result will be unused.
22785 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22790 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22791 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22794 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22796 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22797 for vectorization tuned.
22799 2008-01-08 Richard Guenther <rguenther@suse.de>
22801 PR tree-optimization/34683
22802 * tree-ssa-operands.c (operand_build_cmp): Export.
22803 * tree-ssa-operands.h (operand_build_cmp): Declare.
22804 * tree-vn.c (vuses_compare): Remove.
22805 (sort_vuses): Use operand_build_cmp.
22806 (sort_vuses_heap): Likewise.
22807 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22808 to re-use old VEC if available. Do not sort already sorted VUSEs.
22809 (vdefs_to_vec): Do not sort already sorted VDEFs.
22811 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22813 PR middle-end/34694
22814 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22816 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22819 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22820 limitations of reciprocal sequences on x86 targets.
22822 2008-01-08 Richard Guenther <rguenther@suse.de>
22824 PR tree-optimization/34683
22825 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22827 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22830 * config/darwin.c (darwin_mergeable_string_section): Don't use
22831 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22833 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22836 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22837 negxf2. Macroize expander using X87MODEF mode iterator. Change
22838 predicates of op0 and op1 to register_operand.
22839 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22840 expander using X87MODEF mode iterator. Change predicates of
22841 op0 and op1 to register_operand.
22842 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22843 corresponding patterns and macroize using MODEF macro. Change
22844 predicates of op0 and op1 to register_operand and remove
22845 "m" constraint. Disparage "r" alternative with "!".
22846 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22847 macroize using X87MODEF macro. Change predicates of op0 and op1
22848 to register_operand and remove "m" constraint. Disparage "r"
22849 alternative with "!".
22850 (absneg splitter with memory operands): Remove.
22851 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22852 patterns and macroize using X87MODEF mode iterator.
22853 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22854 Change predicate of op1 to register_operand.
22855 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22856 for memory operands.
22858 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22860 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22862 2008-01-07 Richard Guenther <rguenther@suse.de>
22864 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22867 2008-01-07 Richard Guenther <rguenther@suse.de>
22869 PR tree-optimization/34683
22870 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22871 VOPs of the needed size to save memory. Use VEC_quick_push
22872 to save compile-time.
22873 (vdefs_to_vec): Likewise.
22875 2008-01-07 Sa Liu <saliu@de.ibm.com>
22877 * config/spu/spu.md (divdf3): Genetate inline code for double
22878 division. The implementation doesn't handle INF or NAN, therefore it
22879 only applies when -ffinite-math-only is given.
22881 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22884 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22885 * doc/cpp.texi ([Common Predefined Macros]): Document.
22887 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22889 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22890 order to use commutative addition instead of subtraction.
22892 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22893 Mircea Namolaru <namolaru@il.ibm.com>
22894 Vladimir Yanovsky <yanov@il.ibm.com>
22895 Revital Eres <eres@il.ibm.com>
22897 PR tree-optimization/34263
22898 * tree-outof-ssa.c (process_single_block_loop_latch,
22899 contains_tree_r): New functions.
22900 (analyze_edges_for_bb): Call process_single_block_loop_latch
22901 function to empty single-basic-block latch block if possible.
22903 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22905 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22907 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22909 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22911 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22913 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22915 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22917 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22919 PR tree-optimization/34618
22920 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22923 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22926 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22927 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22928 Update copyright year.
22930 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22931 Update copyright year.
22932 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22935 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22937 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22938 edge does not point to current bb before changing need_assert.
22940 2008-01-04 Richard Guenther <rguenther@suse.de>
22942 PR middle-end/34029
22943 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22944 for verifying purposes if they are is_gimple_min_invariant.
22946 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22948 PR tree-optimization/34448
22949 PR tree-optimization/34465
22950 * gimplify.c (gimplify_init_constructor): Add new parameter
22951 notify_temp_creation. Use it.
22952 (gimplify_modify_expr_rhs): Take volatiles into account when
22953 optimizing constructors.
22954 Do not optimize constructors if gimplify_init_constructor will dump to
22956 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22957 * gcc.c-torture/compile/pr34448.c: New.
22959 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22961 PR gcov-profile/34609
22962 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22963 return_slot if result is TREE_ADDRESSABLE.
22965 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22967 * config/mips/mips.md (sqrt_condition): Tweak comment.
22968 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22970 2008-01-03 Tom Tromey <tromey@redhat.com>
22973 * c-common.c (c_type_hash): Handle VLAs.
22975 2008-01-03 Jan Hubicka <jh@suse.cz>
22977 PR tree-optimization/31081
22978 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22979 0 when inlining and not inlining to first basic block.
22980 (remap_decl): When var is initialized to 0, don't set default_def.
22981 (expand_call_inline): Set entry_bb.
22982 * tree-inline.h (copy_body_data): Add entry_bb.
22984 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22987 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22990 PR tree-optimization/29484
22991 * tree-inline.c (inline_forbidden_p_2): New function.
22992 (inline_forbidden_p): Disallow inlining if some static var
22993 has an address of a local LABEL_DECL in its initializer.
22994 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22997 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22999 PR tree-optimization/34635
23000 * tree-data-ref.c (add_other_self_distances): Make sure that the
23001 evolution step is constant.
23003 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23005 PR middle-end/34608
23006 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
23008 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
23010 * tree-sra.c (scalarize_init): Insert the generate_element_init
23011 statements after the generate_element_zero statements.
23013 2008-01-02 Richard Guenther <rguenther@suse.de>
23015 PR middle-end/34093
23016 PR middle-end/31976
23017 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23018 for very large number of operands instead of ICEing.
23020 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23023 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23024 while stack probing.
23026 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23028 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
23031 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
23033 PR libmudflap/26442
23034 * tree-mudflap.c (mx_register_decls): Guard warning by
23035 !DECL_ARTIFICIAL check.
23037 2008-01-01 Jakub Jelinek <jakub@redhat.com>
23039 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
23040 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
23041 sse5_perm<mode>): Fix constraints.