1 2008-09-11 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4 entering the weaker equivalence recording.
6 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
8 2008-09-11 Jeff Law <law@redhat.com>
10 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
11 by assign_stack_local on the IRA path for stack slot sharing
12 as well as the non-IRA path.
14 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/i386.h: Fix whitespace issues.
18 2008-09-11 Martin Jambor <mjambor@suse.cz>
20 * ipa-prop.h (struct ipa_param_flags): Removed.
21 (struct ipa_param_descriptor): New structure.
22 (struct ipa_node_params): ipcp_lattices, param_decls and
23 param_flags moved to ipa_param_description.
24 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
25 descriptors. Renamed all users.
26 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
27 changed to access descriptors. Renamed all users.
28 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
29 to access descriptors. Renamed all users.
30 * ipa-cp.c (ipcp_init_cloned_node): Call
31 ipa_initialize_node_params instead of ipa_count_formal_params and
32 ipa_create_param_decls_array.
33 (ipcp_analyze_node): Likewise.
34 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
35 descriptors. Renamed all users.
36 (ipcp_initialize_node_lattices): Remove allocation.
37 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
38 ipa_initialize_node_params instead of ipa_count_formal_params and
39 ipa_create_param_decls_array.
40 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
41 ipa_populate_param_decls, made static, added parameter info,
42 renamed mt to node, removed allocation, changed to use
44 (ipa_count_formal_params): Made static, added parameter info,
46 (ipa_initialize_node_params): New function.
47 (ipa_check_stmt_modifications): Changed to use descriptors.
48 (ipa_detect_param_modifications): Removed allocation, changed to
50 (ipa_note_param_call): Changed to use descriptors.
51 (ipa_analyze_params_uses): Removed allocation.
52 (ipa_free_node_params_substructures): Changed to use descriptors.
53 (ipa_edge_duplication_hook): Use the unused attribute.
54 (ipa_node_duplication_hook): Use the unused attribute, changed to
55 use descriptors, changed to duplicate descriptors.
57 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
58 changed all callers. Call ipa_propagate_indirect_call_infos if doing
59 indirect inlining. Made static.
60 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
61 functions called only once.
62 (cgraph_decide_recursive_inlining): Don't call
63 ipa_propagate_indirect_call_infos, pass new_edges to
64 cgraph_mark_inline_edge instead.
65 (cgraph_decide_inlining_of_small_functions): Don't call
66 ipa_propagate_indirect_call_infos, pass new_edges to
67 cgraph_mark_inline_edge instead.
68 (cgraph_decide_inlining): Don't call
69 ipa_propagate_indirect_call_infos.
70 * ipa-prop.c: Check that vectors are allocated.
72 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
73 iff a new cgraph edges have been created.
74 (cgraph_decide_inlining): New variable redo_always_inline.
75 Flattening and always_inlining loop until callgraph stabilizes.
76 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
77 true iff new cgraph edges have been created.
78 (propagate_info_to_inlined_callees): Likewise.
79 (ipa_propagate_indirect_call_infos): Likewise.
81 2008-09-11 Richard Guenther <rguenther@suse.de>
83 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
84 (set_prologue_iterations): Likewise.
85 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
87 (vect_update_init_of_dr): Likewise.
88 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
90 * fold-const.c (fold_unary): Do not generate calculations
93 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
95 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
96 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
97 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
99 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return a bool.
100 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
101 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
102 before finalizing the changes.
103 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
105 (simplify_truth_ops_using_ranges): New.
106 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
107 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
108 whether a simplification was made.
109 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
110 use a switch statement and also call simplify_truth_ops_using_ranges.
112 2008-09-11 Jan Hubicka <jh@suse.cz>
114 * ggc-common.c (loc_array): Make static.
115 * dce.c (rest_of_handle_ud_dce): Free worklist.
117 2008-09-11 Jan Hubicka <jh@suse.cz>
119 * cgraph.c (cgraph_release_function_body): Plug memory leak on
120 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct function
121 so we are sure we do not dangle it forever.
122 * function.c (outer_function_chain, find_function_data): Remove.
123 (function_context_stack): New.
124 (push_function_context, pop_function_context): Update.
125 * function.h (struct function): Remove pointer outer.
126 (outer_function_chain, find_function_data): Remove.
127 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
129 2008-09-11 Jan Hubicka <jh@suse.cz>
132 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
134 2008-09-11 Jan Hubicka <jh@suse.cz>
136 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
138 2008-09-11 Jan Hubicka <jh@suse.cz>
140 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
141 (free_var_map_entry): New function.
142 (redirect_edge_var_map_destroy): Use it.
144 2008-09-11 Jan Hubicka <jh@suse.cz>
147 * tree-inline.c (add_lexical_block): Replace with ...
148 (prepend_lexical_block): ... prepend at begginig.
149 (remap_blocks): Use it and reverse later.
150 (expand_call_inline): Use prepend_lexical_block.
152 2008-09-11 Jan Hubicka <jh@suse.cz>
154 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
156 2008-09-11 Jan Hubicka <jh@suse.cz>
158 * function.c (free_after_compilation): Call insn_locators_free.
159 * cfglayout.c (insn_locators_free): New function.
160 * rtl.h (insn_locators_free): Declare.
162 2008-09-11 Jan Hubicka <jh@suse.cz>
164 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
166 (cond_move_process_if_block): Update call.
168 2008-09-11 Jan Hubicka <jh@suse.cz>
170 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
171 * vec.c: Include hashtab.h
172 (vec_descriptor, ptr_hash_entry): New structures.
173 (vec_desc_hash, vec_ptr_map): New static variables.
174 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
175 register_overhead, free_overhead, vec_heap_free): New functions.
176 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
177 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
178 (cmp_statistic, add_statistics, dump_vec_loc_statistics): New functions.
180 2008-09-11 Ira Rosen <irar@il.ibm.com>
182 PR tree-optimization/37474
183 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
184 length of load permutation.
186 2008-09-11 Andreas Schwab <schwab@suse.de>
188 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
190 2008-09-11 Jakub Jelinek <jakub@redhat.com>
193 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
194 * dse.c (find_shift_sequence): Use extract_low_bits instead of
197 2008-09-11 Ira Rosen <irar@il.ibm.com>
199 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
202 2008-09-10 Jakub Jelinek <jakub@redhat.com>
205 * gimplify.c (gimplify_body): Call default_rtl_profile.
208 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
209 instead of tok->val.node if not expanding to something else. Handle
210 intervening CPP_PADDING tokens.
211 (altivec_categorize_keyword): Remove unneeded comparisons.
213 2008-09-10 Richard Guenther <rguenther@suse.de>
215 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
217 2008-09-10 Richard Guenther <rguenther@suse.de>
220 * tree-inline.c (insert_init_stmt): Make sure to not
221 insert invalid gimple stores.
223 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
225 PR tree-optimization/37388
226 * toplev.c (process_options): Fail and warn when graphite
227 flags are used, but the compiler has not been configured
228 with graphite libraries.
229 * graphite.c (graphite_transform_loops): Remove printfs
230 to dump_file for the case when graphite is not available.
232 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
235 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
236 the even element into register.
237 (ix86_expand_vector_init_general): Don't use
238 ix86_expand_vector_init_interleave on V16QImode and V8HImode
239 if we can't move from GPR to SSE register directly.
241 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
243 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
244 not lose track of the number of NOPs needed. Number of NOPs needed
245 for sync vs. loads workaround was switched; corrected. Run second
246 pass for all workarounds. No NOPs needed after call insns. Change
247 second pass to use find_next_insn_start and find_load helpers in order
248 to properly detect parallel insns.
249 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
251 2008-09-10 Jan Hubicka <jh@suse.cz>
253 * value-prof.c (gimple_ic): Fix tuplification bug.
254 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
257 2008-09-10 Jakub Jelinek <jakub@redhat.com>
259 PR tree-optimization/37353
260 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
261 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
262 calls instead of cond_dead_built_in_calls.
263 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
264 initalize the vector only before adding first entry. Use VEC_safe_push
265 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
266 shrink_wrap_conditional_dead_built_in_calls call.
268 2008-09-10 Ira Rosen <irar@il.ibm.com>
270 PR tree-optimization/37385
271 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
272 and use it as a vector type if not NULL.
273 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
275 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
277 (vectorizable_load): Likewise.
279 2008-09-10 Jakub Jelinek <jakub@redhat.com>
281 * config/i386/i386.md (SWI32): New mode iterator.
282 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
285 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
287 PR rtl-optimization/37435
288 * caller-save.c (insert_restore, insert_save): Check the mode by
291 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
294 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
296 (dw2_output_indirect_constant_1): Use unstripped name in symbol
299 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
301 * doc/invoke.texi (ARM Options): Correct errors in discussion
302 of -mfloat-abi, -mhard-float, and -msoft-float.
304 2008-09-09 Jakub Jelinek <jakub@redhat.com>
305 Jan Hubicka <jh@suse.cz>
308 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
309 calling gimple_regimplify_operands on it. Iterate over all newly
310 added statements, not just the last one.
311 (insert_init_stmt): Insert stmt into seq first, then call
312 gimple_regimplify_operands on it. Don't create new gimplification
313 context, nor find referenced vars.
315 2008-09-09 Jakub Jelinek <jakub@redhat.com>
318 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
319 to pointer to vector pointer.
320 * ipa-prop.c (ipa_propagate_indirect_call_infos,
321 propagate_info_to_inlined_callees): Likewise.
322 (update_call_notes_after_inlining): Likewise. Push new indirect edge
323 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
324 ipa_check_create_edge_args.
325 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
326 to pointer to vector pointer.
327 (cgraph_decide_inlining_of_small_function): Adjust
328 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
332 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when optimizing
335 PR rtl-optimization/37408
336 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
339 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
341 PR tree-optimization/37375
342 * tree-scalar-evolution.c (scev_info_str): Add field instantiated_below.
343 (new_scev_info_str, eq_scev_info, find_var_scev_info,
344 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
345 set_instantiated_value): Pass instantiated_below.
346 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to
348 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
349 the definitions are not instantiated.
351 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
352 (block_before_loop): New.
353 * tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev.
354 * graphite.c (block_before_scop): New.
355 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
356 basic block, not a loop for determining the parameters.
357 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
359 (idx_record_params, find_params_in_bb, find_scop_parameters,
360 build_loop_iteration_domains, add_conditions_to_domain): Update calls
363 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
365 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
369 * ira-build.c (ira_create_allocno): Setup frequency to 0.
371 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
372 Check zero freq and increase if necessary.
374 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
376 * ira-conflicts.c (process_regs_for_copy): Check that the hard
377 regno is in the right range. Add comments.
379 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
381 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
383 * mips-tfile.c (copy_object): Cast alloca result to int *.
384 * mips-tdump.c (print_symbol): Cast xmalloc return values to
386 Rename class to sclass.
387 (read_tfile): Cast read_seek return values to proper types.
388 Cast xcalloc return value to proper type.
390 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
392 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
393 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
394 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
396 2008-09-09 Jan Hubicka <jh@suse.cz>
398 * profile.c (is_edge_inconsistent): Add debug output; ignore
399 negative count on fake edges.
400 (is_inconsistent): Add debug output.
402 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
404 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
406 (choose_ready): When first insn is chosen from the ready list, also
409 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
411 PR rtl-optimization/37360
412 * haifa-sched.c (max_issue): Do not assert that we never issue more
413 insns than issue_rate. Add comment.
415 2008-09-09 Richard Guenther <rguenther@suse.de>
417 * tree-cfg.c (verify_types_in_gimple_op): Remove.
418 (verify_types_in_gimple_call): Rename to ...
419 (verify_gimple_call): ... this. Enhance.
420 (verify_types_in_gimple_cond): Remove.
421 (verify_gimple_comparison): New function ...
422 (verify_types_in_gimple_assign): ... split out from here.
423 (verify_types_in_gimple_return): Rename to ...
424 (verify_gimple_return): ... this. Enhance.
425 (verify_types_in_gimple_switch): Rename to ...
426 (verify_gimple_switch): ... this. Enhance.
427 (verify_gimple_goto): New function.
428 (verify_types_in_gimple_phi): Rename to ...
429 (verify_gimple_phi): ... this. Enhance.
430 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
431 Fold in single-statement cases from verify_types_in_gimple_seq_2.
432 (verify_types_in_gimple_seq_2): Remove cases handled in
433 verify_types_in_gimple_stmt.
435 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
437 * config/bfin/bfin.c (n_regs_to_save): New static variable.
438 (push_multiple_operation, pop_multiple_operation): Set it.
439 (workaround_rts_anomaly): New function.
440 (workaround_speculation): New function, broken out of bfin_reorg.
441 (bfin_reorg): Call the new functions.
443 2008-09-09 Richard Guenther <rguenther@suse.de>
447 * gimplify.c (gimplify_conversion): Change conversions of
448 non-register type to VIEW_CONVERT_EXPRs.
449 (gimplify_addr_expr): If we need to make the operand
450 addressable make sure to use a properly initialized
451 temporary for that so it gets a valid gimple store.
453 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
455 * function.h (struct function): Add function_start_locus.
456 * cfgexpand.c (gimple_expand_cfg): Use it.
457 * c-parser.c (c_parser_declaration_or_fndef): Set it.
459 2008-09-09 Richard Guenther <rguenther@suse.de>
461 PR tree-optimization/37433
462 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
465 2008-09-09 Richard Guenther <rguenther@suse.de>
467 PR tree-optimization/37387
468 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
469 and bits to a common type.
471 2008-09-09 Nick Clifton <nickc@redhat.com>
473 * config/v850/v850.md (return): Restore frame size restriction.
475 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
477 * c-common.c (c_expand_decl): Remove.
478 * c-common.h (anon_aggr_type_p): Remove prototype.
479 (DECL_ANON_UNION_ELEMS): Remove.
480 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
481 * c-decl.c (anon_aggr_type_p): Remove.
482 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
483 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
484 * langhooks.h (struct lang_hooks): Remove expand_decl.
485 * langhooks.c (lhd_expand_decl): Remove.
486 * stmt.c (expand_anon_union_decl): Remove.
487 * tree.h (expand_anon_union_decl): Remove prototype.
489 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
492 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
494 * config/avr/avr.md (QISI) : Define mode iterator.
495 (negated_tst<mode>) : Redefine as split using mode macro.
496 (reversed_tstqi): Define insn as reversed compare with zero.
497 (reversed_tsthi): Ditto.
498 (reversed_tstsi): Ditto.
500 2008-09-08 Jakub Jelinek <jakub@redhat.com>
503 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
504 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
507 * predict.c (optimize_function_for_size_p): Don't segfault if
509 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
510 tree_swap_operands_p): Don't test cfun != NULL before calling
511 optimize_function_for_s*_p.
513 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
515 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
518 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
520 * crx/crx.h (IRA_COVER_CLASSES): Define.
522 2008-09-08 Jakub Jelinek <jakub@redhat.com>
525 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
526 even when a stmt has been gimple_modified_p, but after fold_stmt is
527 not any longer. Remove unneeded may_have_exposed_new_symbols
530 2008-09-08 Richard Guenther <rguenther@suse.de>
532 PR tree-optimization/37421
533 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
536 2008-09-08 Jakub Jelinek <jakub@redhat.com>
539 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
541 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
544 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
545 * pa-hpux10.h (LINK_SPEC): Likewise.
546 * pa-hpux11.h (LINK_SPEC): Likewise.
548 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
550 * pa32-regs.h (IRA_COVER_CLASSES): Define.
551 * pa64-regs.h (IRA_COVER_CLASSES): Define.
553 2008-09-07 Helge Deller <deller@gmx.de>
555 * pa/linux-atomic.c: New file.
556 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
557 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
559 2008-09-07 Richard Guenther <rguenther@suse.de>
560 Ira Rosen <irar@il.ibm.com>
562 PR tree-optimization/36630
563 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
564 Call STRIP_NOPS before calling evolution_part_in_loop_num.
566 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
567 Ira Rosen <irar@il.ibm.com>
569 PR tree-optimization/35642
570 * config/rs6000/altivec.md (mulv8hi3): Implement.
572 2008-09-06 Jeff Law <law@redhat.com>
574 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
576 2008-09-06 Jan Hubicka <jh@suse.cz>
578 PR tree-optimization/14703
579 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
581 * passes.c (init_optimization_passes): Recompute inline parameters.
583 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
585 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
588 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
589 Peter Fuerst <post@pfrst.de>
591 * doc/invoke.texi: Document -mr10k-cache-barrier=.
592 * doc/extend.texi: Document __builtin_mips_cache.
593 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
594 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
595 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
596 __GCC_HAVE_BUILTIN_MIPS_CACHE.
597 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
598 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
599 (set_push_mips_isas): New variable.
600 (mips_r10k_cache_barrier): New variable.
601 (cache): New availability predicate.
602 (mips_builtins): Add an entry for __builtin_mips_cache.
603 (mips_build_cvpointer_type): New function.
604 (MIPS_ATYPE_CVPOINTER): New macro.
605 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
607 (r10k_simplified_address_p, r10k_simplify_address)
608 (r10k_uncached_address_p, r10k_safe_address_p)
609 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
610 (r10k_needs_protection_p_call, r10k_needs_protection_p)
611 (r10k_insert_cache_barriers): New functions.
612 (mips_reorg_process_insns): Delete cache barriers after a
613 branch-likely instruction.
614 (mips_reorg): Call r10k_insert_cache_barriers.
615 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
616 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
617 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
618 (mips_cache, r10k_cache_barrier): New define_insns.
620 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
622 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
623 * ira-color.c (setup_allocno_left_conflicts_num): Use
624 hard_reg_set_equal_p instead of a comparison with
625 ira_zero_hard_reg_set.
626 * ira.c (setup_reg_subclasses): Likewise.
627 (setup_cover_and_important_classes): Likewise.
628 (setup_class_translate): Likewise.
629 (setup_reg_class_intersect_union): Likewise.
630 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
631 (ira_init_once): Don't initialize them.
633 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
635 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
637 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
639 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
641 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
643 Improved branch hints, safe hints, and scheduling.
645 * haifa-sched.c (sched_emit_insn) : Define.
646 * sched-int.h (sched_emit_insn) : Add prototype.
647 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
648 -mhint-max-distance -msafe-hints) : Document.
649 * config/spu/spu.c (spu_flag_var_tracking): New.
650 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
651 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
652 TARGET_ASM_FILE_START): Define.
653 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
654 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
655 (spu_emit_branch_hint): Add blocks argument.
656 (insert_branch_hints, insert_nops): Remove.
657 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
658 uses_ls_unit, spu_sched_init_global, spu_sched_init,
659 spu_sched_reorder, asm_file_start): New functions.
660 (clock_var, spu_sched_length, pipe0_clock,
661 pipe1_clock, prev_clock_var, prev_priority,
662 spu_ls_first, prev_ls_clock): New static variables.
663 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
664 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
665 (nopn_nv): Add a non-volatile version of nop.
666 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
667 -mhint-max-distance, -msafe-hints): New options.
669 2008-09-05 Janis Johnson <janis187@us.ibm.com>
670 Samuel Tardieu <sam@rfc1149.net>
672 * opts.c (decode_options): Combine nested if statements.
675 * opts.c (decode_options): Handle more relationships among
676 unit-at-a-time, toplevel-reorder, and section-anchors.
678 2008-09-05 David Daney <ddaney@avtrex.com>
680 * doc/install.texi (--enable-reduced-reflection): Document new option.
682 2008-09-05 Bob Wilson <bob.wilson@acm.org>
684 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
686 (constantpool_operand): New.
687 (move_operand): Disallow sub-word modes for the constant pool.
688 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
689 (xtensa_secondary_reload_class): Replace with....
690 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
691 Set icode for sub-word reloads from the constant pool.
692 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
693 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
694 * config/xtensa/xtensa.md (reload<mode>_literal): New.
695 * config/xtensa/xtensa-protos.h: Update prototypes.
697 2008-09-05 Joseph Myers <joseph@codesourcery.com>
699 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
700 (REG_CLASS_NAMES): Update.
701 (REG_CLASS_CONTENTS): Update.
702 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
703 of ALL_REGS for regs 77 and 78.
704 * function.c (instantiate_virtual_regs_in_insn): Assert that
705 return value of simplify_gen_subreg is not NULL.
707 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
709 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
710 (gen_rtvec_v): Fix coding standards.
712 2008-09-04 Jan Hubicka <jh@suse.cz>
714 * i386.c (decide_alg): Be more conservative about optimizing for size.
716 2008-09-04 Ian Lance Taylor <iant@google.com>
718 * varasm.c (narrowing_initializer_constant_valid_p): New
720 (initializer_constant_valid_p): Call it.
722 2008-09-04 Jeff Law <law@redhat.com>
724 * fold-const.c (native_encode_real): Fix computation of WORDS.
725 (native_interpret_real): Likewise.
727 2008-09-04 Janis Johnson <janis187@us.ibm.com>
729 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
731 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
733 * ira-conflicts.c (process_regs_for_copy): Check insn to check
734 that the cost is already taken into account in ira-costs.c
736 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
738 * ira-build.c (print_copy, print_copies, ira_debug_copy,
739 ira_debug_copies): New.
740 (ira_bulid): Call print_copies.
742 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
744 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
747 * config/rs6000/rs6000.c (optimization_options): Remove check of
750 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
752 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
753 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
754 second operand is a reg_imm10_operand.
755 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
756 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
757 (*seq_<GPR:mode><GPR2:mode>): Rename to
758 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
760 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
761 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
763 (*sne_<GPR:mode><GPR2:mode>): Rename to
764 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
767 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
769 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
770 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
771 combining an arithmetic right shift by more than 31 and a
772 trunction. Don't match for out-of-range shift amounts. Set
773 attribute mode to <MODE>.
774 (*lshr32_trunc<mode>): Name the pattern combining a logical right
775 shift by 32 and and a truncation. Set attribute mode to <MODE>.
776 (*<optab>_trunc<mode>_exts): New pattern for truncated right
777 shifts by less than 32.
778 (extv): Change predicate on first operand to accept registers.
779 Change predicate of the other operands from immediate_operand to
780 const_int_operand. Expand exts when source is a register.
781 (extzv): Change predicate of the constant operands from
782 immediate_operand to const_int_operand.
783 (extzv<mode>): Change predicate of the constant operands from
784 immediate_operand to const_int_operand and no constraint. Also
786 (*extzv_trunc<mode>_exts): New pattern.
788 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
790 * config/mips/mips.h (ISA_HAS_CINS): New macro.
791 * config/mips/mips-protos.h (mask_low_and_shift_p,
792 mask_low_and_shift_len): Declare.
793 * config/mips/mips.c (mask_low_and_shift_p,
794 mask_low_and_shift_len): New functions.
795 (mips_print_operand): Handle new operand prefix "m".
796 * config/mips/mips.md (*cins<mode>): New pattern.
798 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
800 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
803 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
805 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
806 regardless of epilogue_completed.
808 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
811 * ira-lives.c (process_bb_node_lives): Check setjmp.
813 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
816 * ira-build.c (form_loop_tree): Reverse BB walk.
817 (create_bb_allocnos): Likewise.
818 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
819 (mark_reg_store): Rename to...
820 (mark_ref_live): ...this and take a df_ref argument instead of
821 note_stores arguments. Assert that we have a register.
822 (mark_reg_clobber): Delete.
823 (def_conflicts_with_inputs_p): New function.
824 (mark_reg_conflicts): Delete.
825 (mark_reg_death): Rename to...
826 (mark_ref_dead): ...this and take a df_ref argument instead of
827 a register. Assert that we have a register.
828 (process_bb_node_lives): Hoist frequency calculation out of
829 instruction walk. Convert from a forwards scan to a backwards scan.
830 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
831 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
832 (create_allocno_live_ranges): Don't create regs_set.
834 2008-09-04 Ian Lance Taylor <iant@google.com>
836 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
838 * calls.c (emit_library_call_value_1): Use MEM_P rather than
839 comparing MODE with MEM.
840 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
841 comparing with GF_PREDICT_TAKEN.
842 (gimple_get_lhs): Change code to enum gimple_code.
843 (gimple_set_lhs): Likewise.
844 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
845 * omp-low.c (find_omp_clause): Change kind parameter to enum
847 * tree-flow.h (find_omp_clause): Update declaration.
848 * regrename.c (clear_dead_regs): Change kind parameter to enum
850 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
852 * see.c (see_get_extension_data): Change return type to enum
853 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
854 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
855 (see_gen_normalized_extension): Change extension_code parameter to
857 (see_seek_pre_extension_expr): Change extension_code to enum
859 (see_merge_one_def_extension): Likewise.
860 (see_handle_relevant_defs): Likewise.
861 (see_handle_relevant_uses): Likewise.
862 (see_analyze_one_def): Likewise.
863 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
864 GIMPLE_ASM rather than ASM_EXPR.
865 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
866 GIMPLE_RETURN rather than RETURN_EXPR.
867 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
868 (evaluate_stmt): Likewise.
869 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
870 to enum vect_relevant.
871 (vect_mark_stmts_to_be_vectorized): Change assertion to not
872 compare gimple codes with tree codes.
874 2008-09-04 Paul Brook <paul@codesourcery.com>
876 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
878 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
880 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
881 pointer check lost in the recent no-unit-at-a-time patch.
883 2008-09-04 Jan Hubicka <jh@suse.cz>
886 * tree-switch-conversion.c (check_final_bb): Accept only IP
889 2008-09-04 Jan Hubicka <jh@suse.cz>
891 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
893 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
894 using_ranges argument.
895 (vrp_evaluate_conditional): Avoid bogus warning for type range.
896 (vrp_visit_cond_stmt): Update call of
897 vrp_evaluate_conditional_warnv_with_ops
899 2008-09-04 Jan Hubicka <jh@suse.cz>
901 PR tree-optimization/37345
902 PR tree-optimization/37358
903 PR tree-optimization/37357
904 * tree.c (build_function_type_skip_args): Build distinct type copy;
906 (build_function_decl_skip_args): Set type of new decl not orig decl;
907 clear DECL_VINDEX for methods turned into functions.
909 2008-09-04 Nick Clifton <nickc@redhat.com>
911 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
912 * configure: Regenerate.
913 * config.in: Regenerate.
914 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
915 alignment field, if it is supported.
917 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
919 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
922 2008-09-03 David Edelsohn <edelsohn@gnu.org>
924 * config/rs6000/rs6000.c (processor_target_table): Do not
925 enable VMX for POWER6.
927 2008-09-03 Anton Blanchard <anton@samba.org>
929 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
930 emit memory barrier before operation.
932 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
935 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
936 default_elf_asm_output_external.
938 2008-09-03 Jeff Law <law@redhat.com>
940 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
942 2008-09-03 Richard Henderson <rth@redhat.com>
944 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
945 memory barrier to below the test-and-set.
946 (alpha_split_lock_test_and_set_12): Likewise.
948 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
952 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
955 * ira-color.c (print_loop_title): Use all_allocnos.
956 (color_pass): Ditto. Don't add border_allocnos. Check that
957 subloop allocno in the correspdoning bitmap all_allocnos.
959 * ira-emit.c (change_loop): Use all_allocnos.
961 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
963 (ira_create_allocno): Set up all_allocnos bit for the created
965 (create_cap_allocno): Remove setting mentioned_allocnos.
966 (create_insn_allocnos): Ditto.
967 (remove_unnecessary_allocnos): Use all_allocnos.
968 (check_allocno_creation): Check that allocnos are in the
969 corresponding bitmap all_allocnos.
971 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
975 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
976 (process_regs_for_copy): Process subregs. Refine check when cost
977 is taken into account in ira-costs.c.
978 (process_reg_shuffles): Use REG_SUBREG_P.
979 (add_insn_allocno_copies): Ditto. Ignore modes.
981 * ira-color.c (conflict_allocno_vec): New.
982 (COST_HOP_DIVISOR): New macro.
983 (update_copy_costs_1): Use it.
984 (update_conflict_hard_regno_costs): New function.
985 (assign_hard_reg): Use it.
986 (ira_color): Allocate and free conflict_allocno_vec.
988 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
992 * ira-int.h (ira_sort_insn_chain): Remove.
994 * ira.c (basic_block_order_nums, chain_insn_order,
995 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
996 (ira): Don't call ira_sort_insn_chain.
998 * reload1.c (reload): Don't call ira_sort_insn_chain.
1000 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1003 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1004 which become non throw.
1005 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1006 update_call_expr after updating the flags on the decl.
1008 2008-09-03 Jan Hubicka <jh@suse.cz>
1010 PR tree-optimization/37315
1011 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1012 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1013 (cgraph_analyze_functions): Use node->analyzed
1014 (cgraph_mark_functions_to_output): Likewise.
1015 (cgraph_expand_function): All functions can be released after
1017 (cgraph_optimize): Use gimple_has_body_p.
1018 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1019 (cgraph_decide_inlining_incrementally): Likewise.
1020 (inline_transform): Inline transform.
1021 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1023 (inlinable_function_p): Drop gimple_body check.
1024 (expand_call_inline): Use gimple_has_body_p.
1025 * gimple.c (gimple_has_body_p): New.
1026 * gimple.h (gimple_has_body_p): Add prototype.
1027 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1028 (dump_function_to_file): Use gimple_has_body_p check.
1030 2008-09-03 Jakub Jelinek <jakub@redhat.com>
1033 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
1035 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
1037 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1039 From Michael Frysinger <michael.frysinger@analog.com>
1040 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
1041 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
1044 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
1047 * doc/extend.texi: Document picoChip builtin functions.
1048 * doc/invoke.texi: Document picoChip options.
1049 * doc/contrib.texi: Add picoChip contribution.
1050 * doc/md.texi: Document picoChip constraints.
1051 * config.gcc: Add picochip-*-*.
1052 * config/picochip/: Add new port.
1054 2008-09-03 Richard Guenther <rguenther@suse.de>
1056 PR tree-optimization/37328
1057 * tree-sra.c (sra_build_assignment): Gimplify properly.
1058 (generate_copy_inout): Take the correct stmt as definition,
1059 remove bogus assert.
1061 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1063 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
1066 From Michael Frysinger <michael.frysinger@analog.com>
1067 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
1069 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
1071 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
1072 (__gthread_setspecific): Revert 2008-08-31 change to
1073 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
1075 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
1077 * diagnostic.c (error_at): New.
1078 * toplev.h (error_at): New prototype.
1079 * c-typeck.c (build_array_ref): Call error_at instead of error.
1080 Pass location to pedwarn.
1082 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
1084 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
1086 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1088 * dwarf2out.c (tree_add_const_value_attribute): Only handle
1089 VAR_DECL and CONST_DECL.
1091 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1092 Jakub Jelinek <jakub@redhat.com>
1094 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
1095 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
1096 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
1097 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
1098 Don't set ix86_save_varrargs_registers.
1099 (ix86_setup_incoming_varargs): Assume cum != NULL.
1100 (ix86_va_start): Check ix86_varargs_gpr_size and
1101 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
1102 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
1103 from frame pointer if ix86_varargs_gpr_size == 0.
1104 (ix86_compute_frame_layout): Updated.
1105 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
1106 (ix86_varargs_gpr_size): Define.
1107 (ix86_varargs_fpr_size): Likewise.
1108 (machine_function): Remove save_varrargs_registers.
1109 Add varargs_gpr_size and varargs_fpr_size.
1111 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1113 * config/alpha/alpha.c (va_list_skip_additions,
1114 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
1115 (alpha_gimplify_va_arg): Call unshare_expr on second use of
1118 PR tree-optimization/36766
1119 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
1120 for already removed basic blocks.
1123 * real.c (real_maxval): Clear a lower bit to make real_maxval
1124 match get_max_float for IBM long double format.
1126 2008-09-02 Andreas Schwab <schwab@suse.de>
1128 * configure.ac: Use m4_quote to quote the expansion of m4_do.
1129 * configure: Regenerate.
1131 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1133 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1134 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1135 checking for a non-VOID CONSTANT_P.
1137 2008-09-02 Jan Hubicka <jh@suse.cz>
1139 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1140 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
1143 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1145 * expr.c (emit_group_store): Don't assert stack temp mode size.
1147 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
1148 Tobias Grosser <grosser@fim.uni-passau.de>
1149 Jan Sjodin <jan.sjodin@amd.com>
1150 Harsha Jagasia <harsha.jagasia@amd.com>
1151 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1152 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1153 Adrien Eliche <aeliche@isty.uvsq.fr>
1155 Merge from graphite branch.
1158 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
1159 * doc/invoke.texi (-floop-block, -floop-interchange,
1160 -floop-strip-mine): Document new flags.
1161 * tree-into-ssa.c (gimple_vec): Moved...
1162 * tree-loop-distribution.c (rdg_component): Moved...
1163 * cfgloopmanip.c: Include tree-flow.h.
1164 (update_dominators_in_loop): New.
1165 (create_empty_if_region_on_edge): New.
1166 (create_empty_loop_on_edge): New.
1167 (loopify): Use update_dominators_in_loop.
1168 * tree-pass.h (pass_graphite_transforms): Declared.
1169 * configure: Regenerate.
1170 * tree-phinodes.c (make_phi_node): Export.
1171 (add_phi_node_to_bb): New, split from create_phi_node.
1172 * tree-chrec.c (for_each_scev_op): New.
1173 * tree-chrec.h (for_each_scev_op): Declared.
1174 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
1175 (remove_statement): Call get_phi_with_result.
1176 * config.in (HAVE_cloog): Undef.
1177 * gdbinit.in (pgg): New.
1178 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1179 * tree-ssa-loop.c (graphite_transforms): New.
1180 (gate_graphite_transforms): New.
1181 (pass_graphite_transforms): New.
1182 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1183 HAVE_cloog): Defined.
1184 * tree-vectorizer.c (rename_variables_in_bb): Export.
1185 * tree-data-ref.c (dr_may_alias_p): Export.
1186 (stmt_simple_memref_p): New.
1187 (find_data_references_in_stmt): Export.
1188 (find_data_references_in_loop): Export.
1189 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1190 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1191 (create_rdg_vertices): Export.
1192 (build_empty_rdg): New.
1193 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1194 * tree-data-ref.h (rdg_component): ... here.
1196 (struct data_reference): Add a field scop.
1198 (find_data_references_in_loop): Declared.
1199 (find_data_references_in_stmt): Declared.
1200 (create_rdg_vertices): Declared.
1201 (dr_may_alias_p): Declared.
1202 (stmt_simple_memref_p): Declared.
1203 (struct rdg_edge): Add a field ddr_p relation.
1204 (build_empty_rdg): Declared.
1205 * lambda.h (lambda_matrix): Declare a VEC of.
1206 (find_induction_var_from_exit_cond): Declared.
1207 (lambda_vector_compare): New.
1208 * common.opt (fgraphite, floop-strip-mine,
1209 floop-interchange, floop-block): New flags.
1210 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1211 * cfgloop.c (is_loop_exit): New.
1212 * cfgloop.h (is_loop_exit): Declared.
1213 (create_empty_if_region_on_edge): Declared.
1214 (create_empty_loop_on_edge): Declared.
1215 * tree-flow.h (add_phi_node_to_bb): Declared.
1216 (make_phi_node): Declared.
1217 (rename_variables_in_bb): Declared.
1218 (perfect_loop_nest_depth): Declared.
1219 (graphite_transform_loops): Declared.
1220 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1221 (graphite.o-warn): Add -Wno-error.
1222 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1223 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1224 (INCLUDES): Add PPLINC, CLOOGINC.
1225 (OBJS-common): Add graphite.o.
1226 (graphite.o): Add rule.
1227 * gimple.h (gimple_vec): ... here.
1228 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1229 * passes.c (init_optimization_passes): Schedule
1230 pass_graphite_transforms.
1232 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1235 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1236 and -fno-toplevel-reorder after handle_options.
1238 2008-09-02 Paul Brook <paul@codesourcery.com>
1240 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1241 (arm_override_options): Set arm_tune_cortex_a9.
1242 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1243 (arm_issue_rate): Handle cortexa9.
1244 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1245 * config/arm/arm-cores.def: Add cortex-a9.
1246 * config/arm/arm-tune.md: Regenerate.
1247 * config/arm/arm.md: Include cortex-a9.md.
1248 (generic_sched, generic_vfp): Add cortexa9.
1249 * config/arm/cortex-a9.md: New file.
1251 2008-09-02 Richard Guenther <rguenther@suse.de>
1253 PR tree-optimization/37327
1254 * tree-vrp.c (register_new_assert_for): Make sure to not have
1255 TREE_OVERFLOW set on the bound.
1257 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1259 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1261 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1262 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1265 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1267 * gcc/config/spu/spu.md (divdf3): Removed.
1269 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1271 PR tree-optimization/37095
1272 * cgraph.c (cgraph_node): When creating new cgraph node after
1273 assembler_name_hash has been populated, record it in the hash
1276 2008-09-01 Paul Brook <paul@codesourcery.com>
1278 * doc/invoke.texi: Document -mword-relocations.
1279 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1280 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1281 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1282 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1283 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1284 (arm_emit_movpair): New function.
1285 (arm_print_operand <c>): Handle sybolic addresses.
1286 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1287 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1288 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1289 * config/arm/arm.opt: Add -mword-relocations.
1290 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1291 (arm_movt, arm_movw): New.
1293 2008-09-01 Paul Brook <paul@codesourcery.com>
1295 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1296 Allow Interworking on ARMv4 EABI based targets.
1297 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1298 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1300 2008-09-01 Paul Brook <paul@codesourcery.com>
1302 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1303 optimized LT0 test. Remove optimization for GT.
1305 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1307 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1308 openmp applications.
1309 * pa-hpux11.h (LIB_SPEC): Likewise.
1311 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
1314 2008-09-01 Jan Hubicka <jh@suse.cz>
1316 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1317 present, use only counts; when guessed use only frequencies.
1318 (estimate_bb_frequencies): Use function_frequency.
1319 * profile.c (compute_branch_probabilities): Exit early when
1320 profile reading failed. Set profile_status.
1321 (branch_prob): Do not set profile_status.
1323 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1325 * tree.c (protected_set_expr_location): New.
1326 * tree.h (protected_set_expr_location): New prototype.
1327 * c-tree.h (build_array_ref): Add argument.
1328 (parser_build_unary_op): Same.
1329 * c-typeck.c (build_indirect_ref): Handle new location argument.
1330 (build_array_ref): Same.
1331 (parser_build_unary_op): Same.
1332 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1334 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1336 * c-common.c (finish_label_address_expr): Handle new location argument.
1337 * c-common.h (build_indirect_ref): Add argument.
1338 (finish_label_address_expr): Same.
1339 * c-parser.c (c_parser_unary_expression): Pass location to build
1341 (c_parser_postfix_expression): Same.
1343 2008-09-01 Paul Brook <paul@codesourcery.com>
1345 * config/arm/arm.md: Include cortex-r4f.md.
1346 (attr fpu): Update type list.
1347 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1348 fconstd, fcmps and fcmpd.
1349 (attr tune_cortexr4): Define.
1350 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1351 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1352 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1353 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1354 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
1355 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1356 cortex_a8_vfp_farith: Ditto.
1357 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1358 * config/arm/cortex-r4.md: Use tune_cortexr4.
1359 * config/arm/cortex-r4f.md: New file.
1361 2008-09-01 Richard Guenther <rguenther@suse.de>
1363 PR tree-optimization/37305
1364 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1365 the result of constant conversions.
1366 (fold_gimple_assign): Likewise.
1368 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1370 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1371 #ifdef ENABLE_CHECKING.
1373 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1375 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1376 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1377 when !INSN_SCHEDULING.
1379 2008-09-01 Andreas Schwab <schwab@suse.de>
1381 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1383 2008-09-01 Paul Brook <paul@codesourcery.com>
1385 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1387 2008-09-01 Jan Hubicka <jh@suse.cz>
1389 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1391 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
1393 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1394 * gimplify.c (gimplify_init_constructor): Add speed operand.
1395 * tree-sra.c (decide_block_copy): Likewise.
1396 * tree-inline.c (estimate_move_cost): Likewise.
1397 * config/alpha/alpha.h (MOVE_RATIO): Update.
1398 * config/frv/frv.c (MOVE_RATIO): Update.
1399 * config/spu/spu.h (MOVE_RATIO): Update.
1400 * config/sparc/sparc.h (MOVE_RATIO): Update.
1401 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1402 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1403 * config/cris/cris.h (MOVE_RATIO): Update.
1404 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1405 * config/arm/arm.h (MOVE_RATIO): Update.
1406 * config/pa/pa.md: Update uses of MOVE_RATIO
1407 * config/pa/pa.h (MOVE_RATIO): Update.
1408 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
1409 CLEAR_RATIO, SET_RATIO): Update.
1410 * config/h8300/h8300.h (MOVE_RATIO): Update.
1411 * config/v850/v850.h (MOVE_RATIO): Update.
1412 * config/bfin/bfin.h (MOVE_RATIO): Update.
1414 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1415 Dmitry Melnik <dm@ispras.ru>
1416 Dmitry Zhurikhin <zhur@ispras.ru>
1417 Alexander Monakov <amonakov@ispras.ru>
1418 Maxim Kuvyrkov <maxim@codesourcery.com>
1420 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1421 sel-sched-dump.c, sel-sched-ir.c: New files.
1422 * Makefile.in (OBJS-common): Add selective scheduling object
1424 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1425 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1426 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1427 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1428 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1429 (make_forwarder_block): Update loop latch if we have redirected
1430 the loop latch edge.
1431 * cfgloop.c (get_loop_body_in_custom_order): New function.
1432 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1433 (CP_FALLTHRU_PREHEADERS): Likewise.
1434 (get_loop_body_in_custom_order): Declare.
1435 * cfgloopmanip.c (has_preds_from_loop): New.
1436 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1437 Assert that the preheader edge will be fall thru when it is set.
1438 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1439 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1440 fsel-sched-substitution, fselective-scheduling): New flags.
1441 * cse.c (hash_rtx_cb): New.
1443 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1444 sel_sched_insn_cnt): New counters.
1445 * final.c (compute_alignments): Export. Free dominance
1446 info after loop_optimizer_finalize.
1447 * genattr.c (main): Output maximal_insn_latency prototype.
1448 * genautomata.c (output_default_latencies): New.
1449 Factor its code from ...
1450 (output_internal_insn_latency_func): ... here.
1451 (output_internal_maximal_insn_latency_func): New.
1452 (output_maximal_insn_latency_func): New.
1453 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1454 (struct hard_reg_set_iterator): New.
1455 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1456 hard_reg_set_iter_next): New functions.
1457 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1458 * lists.c (remove_free_INSN_LIST_node,
1459 remove_free_EXPR_LIST_node): New functions.
1460 * loop-init.c (loop_optimizer_init): When
1461 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
1462 calling create_preheaders.
1463 (loop_optimizer_finalize): Do not verify flow info after reload.
1464 * recog.c (validate_replace_rtx_1): New parameter simplify.
1465 Default it to true. Update all uses. Factor out simplifying
1467 (simplify_while_replacing): ... this new function.
1468 (validate_replace_rtx_part,
1469 validate_replace_rtx_part_nosimplify): New.
1470 * recog.h (validate_replace_rtx_part,
1471 validate_replace_rtx_part_nosimplify): Declare.
1472 * rtl.c (rtx_equal_p_cb): New.
1473 (rtx_equal_p): Use it.
1474 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1475 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1476 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1477 * vecprim.h: Add a vector type for unsigned int.
1478 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1479 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1480 ready_try, cycle_issued_insns, spec_info): Make global.
1481 (readyp): Initialize.
1482 (dfa_lookahead): New global variable.
1483 (old_max_uid, old_last_basic_block): Remove.
1484 (h_i_d): Make it a vector.
1485 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1487 (after_recovery, adding_bb_to_current_region_p):
1488 New variables to handle correct insertion of the recovery code.
1489 (struct ready_list): Move declaration to sched-int.h.
1490 (rgn_n_insns): Removed.
1491 (rtx_vec_t): Move to sched-int.h.
1492 (find_insn_reg_weight): Remove.
1493 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1494 (haifa_init_h_i_d, haifa_finish_h_i_d):
1495 New functions to initialize / finalize haifa instruction data.
1496 (extend_h_i_d, init_h_i_d): Rewrite.
1497 (unlink_other_notes): Move logic to add_to_note_list. Handle
1498 selective scheduler.
1499 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1500 find_fallthru_edge): Make global, remove static prototypes.
1501 (max_issue): Make global. Add privileged_n and state parameters. Use
1503 (extend_global, extend_all): Removed.
1504 (init_before_recovery): Add new param. Fix the handling of the case
1505 when we insert a recovery code before the EXIT which has a predecessor
1506 with a fallthrough edge to it.
1507 (create_recovery_block): Make global. Rename to
1508 sched_create_recovery_block. Update.
1509 (change_pattern): Rename to sched_change_pattern. Make global.
1510 (speculate_insn): Rename to sched_speculate_insn. Make global.
1511 Split haifa-specific functionality into ...
1512 (haifa_change_pattern): New static function.
1513 (sched_extend_bb): New static function.
1514 (sched_init_bbs): New function.
1515 (current_sched_info): Change type to struct haifa_sched_info.
1516 (insn_cost): Adjust for selective scheduling.
1517 (dep_cost_1): New function. Move logic from ...
1518 (dep_cost): ... here.
1519 (dep_cost): Use dep_cost_1.
1520 (contributes_to_priority_p): Use sched_deps_info instead of
1522 (priority): Adjust to work with selective scheduling. Process the
1523 corner case when all dependencies don't contribute to priority.
1524 (rank_for_schedule): Use ds_weak instead of dep_weak.
1525 (advance_state): New function. Move logic from ...
1526 (advance_one_cycle): ... here.
1527 (add_to_note_list, concat_note_lists): New functions.
1528 (rm_other_notes): Make static. Adjust for selective scheduling.
1529 (remove_notes, restore_other_notes): New functions.
1530 (move_insn): Add two arguments. Update assert. Don't call
1532 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1533 Remove more_issue, max_points. Move the code to initialize
1534 max_lookahead_tries to max_issue.
1535 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1536 ready. Adjust use of move_insn. Call restore_other_notes.
1538 (sched_init, sched_finish): Move Haifa-specific initialization/
1540 (haifa_sched_init, haifa_sched_finish): ... respectively.
1542 (setup_sched_dump): New function.
1543 (haifa_init_only_bb): New static function.
1544 (haifa_speculate_insn): New static function.
1545 (try_ready): Use haifa_* instead of speculate_insn and
1547 (extend_ready, extend_all): Remove.
1548 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1549 (create_check_block_twin, add_to_speculative_block): Use
1550 haifa_insns_init instead of extend_global. Update to use new
1551 initialization functions. Change parameter. Factor out code from
1552 create_check_block_twin to ...
1553 (sched_create_recovery_edges) ... this new function.
1554 (add_block): Remove.
1555 (sched_scan_info): New.
1556 (extend_bb): Use sched_scan_info.
1557 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1558 static functions for walking through scheduling region.
1559 (sched_luids): New vector variable to replace uid_to_luid.
1560 (luids_extend_insn): New function.
1561 (sched_max_luid): New variable.
1562 (luids_init_insn): New function.
1563 (sched_init_luids, sched_finish_luids): New functions.
1564 (insn_luid): New debug function.
1565 (sched_extend_target): New function.
1566 (haifa_init_insn): New static function.
1567 (sched_init_only_bb): New hook.
1568 (sched_split_block): New hook.
1569 (sched_split_block_1): New function.
1570 (sched_create_empty_bb): New hook.
1571 (sched_create_empty_bb_1): New function.
1572 (common_sched_info, ready): New global variables.
1573 (current_sched_info_var): Remove.
1574 (move_block_after_check): Use common_sched_info.
1575 (haifa_luid_for_non_insn): New static function.
1576 (init_before_recovery): Use haifa_init_only_bb instead of
1578 (increase_insn_priority): New.
1579 * modulo-sched.c: (issue_rate): Remove static declaration.
1580 (sms_sched_info): Change type to haifa_sched_info.
1581 (sms_sched_deps_info, sms_common_sched_info): New variables.
1582 (setup_sched_infos): New.
1583 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1584 Do not call regstat_free_calls_crossed.
1585 (sms_print_insn): Use const_rtx.
1586 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1587 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1588 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1589 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1590 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1591 current_sched_info to use it.
1592 (enum reg_pending_barrier_mode): Move to sched-int.h.
1593 (h_d_i_d): New variable. Initialize to NULL.
1594 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1596 (estimate_dep_weak): Remove static declaration.
1597 (sched_has_condition_p): New function. Adjust users of
1598 sched_get_condition to use it instead.
1599 (conditions_mutex_p): Add arguments indicating which conditions are
1601 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1602 argument to indicate whether returned condition is reversed. Do not
1603 generate new rtx when condition should be reversed; indicate it by
1604 setting new argument instead.
1605 (add_dependence_list_and_free): Add deps parameter.
1606 Update all users. Do not free dependence list when
1607 deps context is readonly.
1608 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1610 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1611 (remove_from_deps): New. Use the above functions.
1612 (cur_insn, can_start_lhs_rhs_p): New static variables.
1613 (add_or_update_back_dep_1): Initialize present_dep_type.
1614 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1615 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1616 haifa_note_dep): New functions implementing dependence hooks for
1617 the Haifa scheduler.
1618 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1619 note_dep): New functions.
1620 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1622 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1623 (free_deps): Initialize deps->reg_last.
1624 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1625 sched_analyze_insn): Update to use dependency hooks infrastructure
1626 and readonly contexts.
1627 (deps_analyze_insn): New function. Move part of logic from ...
1628 (sched_analyze): ... here. Also move some logic to ...
1629 (deps_start_bb): ... here. New function.
1630 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1632 (sched_deps_init): New function. Move code from ...
1633 (init_dependency_caches): ... here. Remove.
1634 (init_deps_data_vector): New.
1635 (sched_deps_finish): New function. Move code from ...
1636 (free_dependency_caches): ... here. Remove.
1637 (init_deps_global, finish_deps_global): Adjust for use with
1638 selective scheduling.
1639 (get_dep_weak): Move logic to ...
1640 (get_dep_weak_1): New function.
1641 (ds_merge): Move logic to ...
1642 (ds_merge_1): New static function.
1643 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1644 (ds_get_max_dep_weak): New function.
1645 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1646 (n_insns): Rename to rgn_n_insns.
1647 (debug_ebb_dependencies): New function.
1648 (init_ready_list): Use it.
1649 (begin_schedule_ready): Use sched_init_only_bb.
1650 (ebb_print_insn): Indicate when an insn starts a new cycle.
1651 (contributes_to_priority, compute_jump_reg_dependencies,
1652 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1653 (add_block1): Remove to ebb_add_block.
1654 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1655 (schedule_ebb): Initialize them. Use remove_notes instead of
1656 rm_other_notes. Use haifa_local_init/finish.
1657 (schedule_ebbs): Use haifa_sched_init/finish.
1658 * sched-int.h: Include vecprim.h, remove rtl.h.
1659 (struct ready_list): Delete declaration.
1660 (sched_verbose_param, enum sched_pass_id_t,
1661 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1662 (struct sched_scan_info_def): New structure.
1663 (sched_scan_info, sched_scan, sched_init_bbs,
1664 sched_init_luids, sched_finish_luids, sched_extend_target,
1665 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1666 (struct common_sched_info_def): New.
1667 (common_sched_info, haifa_common_sched_info,
1668 sched_emulate_haifa_p): Declare.
1670 (sched_luids): Declare.
1671 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1672 (sched_max_luid, insn_luid): Declare.
1673 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1674 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1675 print_insn, print_pattern, print_value, haifa_classify_insn,
1676 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1677 setup_sched_dump, sched_init, sched_finish,
1678 sel_insn_is_speculation_check): Export.
1679 (struct ready_list): Move from haifa-sched.c.
1680 (ready_try, ready, max_issue): Export.
1681 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1682 sched_init_only_bb, sched_split_block, sched_split_block_1,
1683 sched_create_empty_bb, sched_create_empty_bb_1,
1684 sched_create_recovery_block, sched_create_recovery_edges): Export.
1685 (enum reg_pending_barrier_mode): Export.
1686 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1688 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1689 print_insn field. Move add_block and fix_recovery_cfg to
1690 common_sched_info_def. Move compute_jump_reg_dependencies,
1692 (struct sched_deps_info_def): ... this new structure.
1693 (sched_deps_info): Declare.
1694 (struct spec_info_def): Remove weakness_cutoff, add
1695 data_weakness_cutoff and control_weakness_cutoff.
1696 (spec_info): Declare.
1697 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1699 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1700 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1701 (current_sched_info): Change type to struct haifa_sched_info.
1702 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1703 (h_d_i_d): New variable.
1704 (HDID): New accessor macro.
1705 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1706 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1708 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1709 (enum SCHED_FLAGS): Update for selective scheduler.
1710 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1711 (init_dependency_caches, free_dependency_caches): Delete declarations.
1712 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1713 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1714 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1715 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1716 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1718 (rm_other_notes): Delete declaration.
1719 (schedule_block): Remove one argument.
1720 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1721 ready_element, ready_lastpos, sched_extend_ready_list,
1722 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1723 concat_note_lists): Export.
1724 (struct region): Move from sched-rgn.h.
1725 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1726 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1727 BLOCK_TO_BB, CONTAINING_RGN): Export.
1728 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1729 (current_nr_blocks, current_blocks, target_bb): Likewise.
1730 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1731 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1732 sched_rgn_local_init, extend_regions,
1733 rgn_make_new_region_out_of_new_block, compute_priorities,
1734 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1735 extend_rgns, deps_join rgn_setup_common_sched_info,
1736 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1737 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1738 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1739 increase_insn_priority): Likewise.
1740 * sched-rgn.c: Include sel-sched.h.
1741 (ref_counts): New static variable. Use it ...
1742 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1743 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1744 (sched_is_disabled_for_current_region_p): Delete static declaration.
1745 (struct region): Move to sched-int.h.
1746 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1747 ebb_head): Define and initialize.
1748 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1749 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1750 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1752 (find_single_block_region): Add new argument to indicate that EBB
1753 regions should be constructed.
1754 (debug_live): Delete declaration.
1755 (current_nr_blocks, current_blocks, target_bb):
1756 Remove static qualifiers.
1757 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1759 (init_regions): Delete declaration.
1760 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1761 rgn_estimate_number_of_insns): New.
1762 (too_large): Use estimate_number_of_insns.
1763 (haifa_find_rgns): New. Move the code from ...
1764 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1765 (free_trg_info): New.
1766 (compute_trg_info): Allocate candidate tables here instead of ...
1767 (init_ready_list): ... here.
1768 (rgn_print_insn): Use const_rtx.
1769 (contributes_to_priority, extend_regions): Delete static declaration.
1770 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1771 (add_block1): Rename to rgn_add_block.
1772 (debug_rgn_dependencies): Delete static qualifier.
1773 (new_ready): Use sched_deps_info. Simplify.
1774 (rgn_common_sched_info, rgn_const_sched_deps_info,
1775 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
1777 (region_sched_info): Rename to rgn_const_sched_info.
1778 (deps_join): New, extracted from ...
1779 (propagate_deps): ... here.
1780 (compute_block_dependences, debug_dependencies): Update for selective
1782 (free_rgn_deps, compute_priorities): New functions.
1783 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1784 sched_rgn_compute_dependencies): New functions.
1785 (schedule_region): Use them.
1786 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1787 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1789 (schedule_insns): Call new functions that were split out.
1790 (rgn_make_new_region_out_of_new_block): New.
1791 (get_rgn_sched_max_insns_priority): New.
1792 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1793 scheduling when appropriate.
1794 * sched-vis.c: Include insn-attr.h.
1795 (print_value, print_pattern): Make global.
1796 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1797 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1798 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1799 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1800 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1801 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1802 hooks. Initialize them to 0.
1803 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1804 * target.h (struct gcc_target): Add them. Rename gen_check field to
1806 * flags.h (sel_sched_switch_set): Declare.
1807 * opts.c (sel_sched_switch_set): New variable.
1808 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1809 pipelining is disabled from command line.
1810 (common_handle_option): Record whether selective scheduling is
1811 requested from command line.
1812 * doc/invoke.texi: Document new flags and parameters.
1813 * doc/tm.texi: Document new target hooks.
1814 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
1816 (dfa_state_size): Do not declare locally.
1817 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1818 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1819 rs6000_alloc_sched_context, rs6000_set_sched_context,
1820 rs6000_free_sched_context): New functions.
1821 (struct _rs6000_sched_context): New.
1822 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1824 (rs6000_sched_finish): Do not run for selective scheduling.
1826 2008-08-31 Jan Hubicka <jh@suse.cz>
1828 * frv.c (frv_rtx_costs): Update forward declaration.
1829 * spu.c (spu_rtx_costs): Likewise.
1830 * pdp11.c: Include df.h
1831 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1832 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1833 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1834 * iq2000.c (iq2000_address_cost): Add speed argument.
1835 (iq2000_rtx_costs): Likewise.
1836 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1837 update call of mn10300_address_cost.
1838 * mcore.c: Include df.h
1839 (mcore_rtx_costs): Update prototype.
1840 * score3.c: Include df.h
1841 (score3_rtx_costs): Remove speed argument.
1842 * score7.c: Include df.h
1843 (score7_address_cost): Remove speed argument.
1844 * score-protos.h (score_address_cost): Update prototype.
1845 * score.c: Include df.h
1846 (score_rtx_costs): Update call of costs functions.
1847 * v850.c (v850_rtx_costs): Add bool argument.
1849 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1851 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1853 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1855 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1856 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1858 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1860 * mkmap-flat.awk: Add option pe_dll.
1861 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1862 * config/i386/t-cygwin (SHLIB_LC): Add.
1863 * config/i386/t-mingw32 (SHLIB_LC): Add.
1864 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1865 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1866 (LINK_SPEC): Support libgcc_s.
1867 (LIBGCC_SPEC): Support libgcc_s.
1868 (LIBGCC_SONAME): New.
1870 2008-08-31 Jan Hubicka <jh@suse.cz>
1872 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1873 mistakely had old version of patch.
1875 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1876 (ipcp_estimate_growth): New.
1877 (ipcp_insert_stage): Use ipcp_estimate_growth.
1878 * profile.c (branch_prob): When reading failed, do not consider
1881 2008-08-31 Jan Hubicka <jh@suse.cz>
1883 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1884 loop is optimized for speed.
1886 2008-08-31 Richard Guenther <rguenther@suse.de>
1889 * fold-const.c (fold_binary): Retain conversions in folding
1892 2008-08-31 Jan Hubicka <jh@suse.cz>
1894 * postreload-gcse.c (eliminate_partially_redundant_loads):
1895 Use optimize_bb_for_size_p.
1896 * predict.c (maybe_hot_frequency_p): Make inline.
1897 (maybe_hot_count_p): Break out from ...
1898 (maybe_hot_bb_p): ... this one.
1899 (maybe_hot_edge_p): Simplify.
1900 * basic-block.h (probably_cold_bb_p): Remove.
1902 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1905 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1907 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1908 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1909 Also split V4SFmode.
1910 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1913 2008-08-31 Jan Hubicka <jh@suse.cz>
1915 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1917 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1919 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1922 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1925 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1926 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1928 2008-08-31 Jan Hubicka <jh@suse.cz>
1930 * sparc.h (BRANCH_COST): Fix macro definition.
1931 * avr.c (avr_operand_rtx_cost): Add speed argument.
1932 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1934 2008-08-31 Richard Guenther <rguenther@suse.de>
1936 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1937 types instead of operands. Re-instantiate verifying of
1938 binary expression operands.
1940 2008-08-30 Jan Hubicka <jh@suse.cz>
1942 * fwprop.c (should_replace_address): Add speed attribute.
1943 (PR_OPTIMIZE_FOR_SPEED): New flag.
1944 (propagate_rtx_1): Use it.
1945 (propagate_rtx): Set it.
1946 (try_fwprop_subst): Update call of rtx_costs.
1947 (forward_propagate_and_simplify): LIkewise.
1948 * hooks.c (hook_int_rtx_bool_0): New
1949 (hook_bool_rtx_int_int_intp_false): Replace by ...
1950 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1951 * hooks.h (hook_int_rtx_bool_0): New
1952 (hook_bool_rtx_int_int_intp_false): Replace by ...
1953 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1954 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1955 (prepare_cmp_insn): UPdate call of rtx_cost.
1956 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1957 (reload_cse_simplify_operands): Update call of rtx_cost.
1958 (reload_cse_move2add): call of rtx_cost.
1959 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1960 * rtlanal.c (rtx_cost): Add speed argument.
1961 (address_cost): Add speed argument
1962 (default_address_cost): Likewise.
1963 (insn_rtx_cost): Likewise.
1964 * cfgloopanal.c (seq_cost): Add speed argument.
1965 (target_reg_cost, target_spill_cost): Turn to array.
1966 (init_set_costs): Update for speed.
1967 (estimate_reg_pressure_cost): Add speed argument.
1968 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1969 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1970 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1971 (seq_cost): Add speed argument.
1972 (computation_cost): Add speed arugment.
1973 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1974 (force_expr_to_var_cost): Update for profile info.
1975 (force_var_cost): Likewise.
1976 (split_address_cost): Likewise.
1977 (ptr_difference_cost): Likewise.
1978 (difference_cost): Likewise.
1979 (get_computation_cost_at): Likewise.
1980 (determine_iv_cost): Likewise.
1981 (ivopts_global_cost_for_size): Likewise.
1982 (rewrite_use_address): Likewise.
1983 (tree_ssa_iv_optimize_loop): Initialize speed field.
1984 * cse.c (optimize_this_for_speed_p): New static var.
1985 (notreg_cost): Update call of rtx_cost.
1986 (cse_extended_basic_block): set optimize_this_for_speed_p.
1987 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1988 (noce_try_cmove_arith): Likewise.
1989 (noce_try_sign_mask): LIkewise.
1990 * expr.c (compress_float_constant): Update rtx_cost calls.
1991 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1992 (addr_to_parts): Likewise.
1993 (create_mem_ref): Likewise.
1994 * dse.c (find_shift_sequence): Add speed argument.
1995 (replace_read): Update call.
1996 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1997 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1998 * neg_cost, shift_cost, shiftadd_cost,
1999 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2000 mul_highpart_cost): Increase dimension.
2001 (init_expmed): Initialize for both size and speed.
2002 (expand_shift): Use profile.
2003 (synth_mult): Use profile.
2004 (choose_mult_variant): Use profile.
2005 (expand_mult): Use profile.
2006 (expand_mult_highpart_optab): Use profile.
2007 (expand_mult_highpart): Use profile.
2008 (expand_smod_pow2): Use profile.
2009 (expand_divmod): Use profile.
2010 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
2011 * loop-invariant.c (create_new_invariant): Use profile.
2012 (gain_for_invariant): Add speed parameter.
2013 (best_gain_for_invariant): Likewise.
2014 (find_invariants_to_move): Likewise.
2015 (move_single_loop_invariants): Set it.
2016 * target-def.h (TARGET_RTX_COSTS): Use hook.
2017 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2018 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2019 * output.h (default_address_cost): Update prototype.
2020 * combine.c (optimize_this_for_speed_p): New static var.
2021 (combine_validate_cost): Update call of rtx_cost.
2022 (combine_instructions): Set optimize_this_for_speed_p.
2023 (expand_compound_operation): Update call of rtx_cost.
2024 (make_extraction):Update call of rtx_cost.
2025 (force_to_mode):Update call of rtx_cost.
2026 (distribute_and_simplify_rtx):Update call of rtx_cost.
2027 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2028 (estimate_reg_pressure_cost): Update prototype.
2029 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
2030 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
2032 * config/alpha/alpha.c (alpha_rtx_costs): Update.
2033 (alpha_rtx_costs): Update.
2034 * config/frv/frv.c (frv_rtx_costs): Update.
2035 * config/s390/s390.c (s390_rtx_costs): Update.
2036 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
2037 (m32c_rtx_costs): Update.
2038 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
2039 (spu_rtx_costs): Update.
2040 * config/sparc/sparc.c (sparc_rtx_costs): Update.
2041 * config/m32r/m32r.c (m32r_rtx_costs): Update.
2042 * config/i386/i386.c (:ix86_address_cost): Update.
2043 (ix86_rtx_costs): Update.
2044 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
2045 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
2046 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
2047 * config/crx/crx.c (crx_address_cost): Update.
2048 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
2049 * config/stormy16/stormy16.c
2050 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
2051 * config/m68hc11/m68hc11.c
2052 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
2053 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
2054 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
2056 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
2058 * config/ia64/ia64.c (ia64_rtx_costs): Update.
2059 * config/m68k/m68k.c (m68k_rtx_costs): Update.
2060 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
2061 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
2062 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
2063 (mcore_rtx_costs): update.
2064 * config/score/score3.c (score3_rtx_costs): Update.
2065 * config/score/score7.c (score7_rtx_costs): Update.
2066 * config/score/score3.h (score3_rtx_costs):Update.
2067 * config/score/score7.h (score7_rtx_costs): Update.
2068 * config/score/score.c (score_rtx_costs): Update.
2069 * config/arm/arm.c (arm_address_cost): Update.
2070 (arm_rtx_costs_1): Update.
2071 (arm_rtx_costs_1): Update.
2072 (arm_size_rtx_costs): Update.
2073 (arm_size_rtx_costs): Update.
2074 (arm_size_rtx_costs): Update.
2075 (arm_xscale_rtx_costs): Update.
2076 (arm_thumb_address_cost): Update.
2077 * config/pa/pa.c (hppa_address_cost): Update.
2078 * config/mips/mips.c (mips_rtx_costs): Update.
2079 * config/vax/vax.c (vax_address_cost): Update.
2080 * config/h8300/h8300.c (h8300_shift_costs): Update.
2081 (h8300_rtx_costs): Update.
2082 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
2083 (v850_rtx_costs): Update.
2084 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
2085 * config/bfin/bfin.c
2086 (bfin_address_cost): Update.
2087 (bfin_rtx_costs): Update.
2088 * stmt.c (lshift_cheap_p): Update.
2090 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2093 * expmed.c (extract_bit_field_1): Check the mode size to make
2094 sure the vector modes have the same size.
2096 2008-08-29 Michael Meissner <gnu@the-meissners.org>
2098 * dojump.c (top level): Include basic-block.h to declare
2099 optimize_insn_for_speed_p
2101 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
2103 * opts.h (CL_SAVE): New option class for marking options that are
2104 target specific options usable in the target attribute.
2105 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
2107 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
2108 can easily find the target specific options that are safe to use
2109 in the attribute or pragma.
2111 * attribs.c (decl_attributes): Change #pragma GCC option to
2112 #pragma GCC target, and attribute((option(...))) to
2113 attribute((target(...))).
2115 * doc/extend.texi (target attribute): Change from option
2116 attribute. Delete push/pop/reset.
2117 (#pragma GCC target): Change from #pragma GCC option. Delete
2119 (#pragma GCC push_options): Document new pragma.
2120 (#pragma GCC pop_options): Document new pragma.
2121 (#pragma GCC reset_options): Document new pragma.
2123 * targhooks.c (default_target_option_valid_attribute_p): Add
2124 warning about port not supporting target attributes.
2125 (default_target_option_pragma_parse): New function, warn about
2126 #pragma GCC target not being supported.
2128 * targhooks.h (default_target_option_pragma_parse): Add
2131 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
2132 TI_CURRENT_OPTION_PRAGMA.
2133 (current_target_pragma): Rename from current_option_pragma.
2135 * target.h: (struct target_option): Delete booleans for changing
2136 the optimization level on hot/cold functions. Change signature of
2137 pragma_parse hook to take a second tree.
2139 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
2141 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2142 that the declaration is done at global scope.
2144 * langhooks.c (add_builtin_function_common): Move most of the code
2145 from add_builtin_function here, calling the hook passed in.
2146 (add_builtin_function): Call add_builtin_function_common with
2147 standard builtin hook.
2148 (add_builtin_function_ext_scope): New function to add builtins to
2151 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
2153 (add_builtin_function_ext_scope): Add declaration.
2155 * c-pragma.c (handle_pragma_target): Rename from
2156 handle_pragma_option, #pragma GCC option is now #pragma GCC
2157 target. Move warning about port not supporting target options to
2158 default pragma parse hook. Remove push/pop/reset from this
2160 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
2161 (option_stack): Delete static variable.
2162 (optimize_stack): Ditto.
2163 (optons_stack): New stack of saved target and optimization
2165 (handle_pragma_push_options): New function to handle pushing both
2166 target and optimization options.
2167 (handle_pragma_pop_options): New function to handle popping both
2168 target and optimization options.
2169 (handle_pragma_reset_options): New function to handle resetting
2170 both target and optimization options to their initial state.
2171 (init_pragma): Rename handle_pragma_option to
2172 handle_pragma_target. Add support for push_options, pop_options,
2173 and reset_options pragmas.
2175 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
2176 default_target_option_pragma_parse.
2177 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
2178 default_target_option_valid_attribute_p.
2179 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2180 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2181 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
2182 optimization level on hot/cold functions.
2184 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
2185 if the caller and callee have different optimization levels.
2187 * c-common.c (handle_target_attribute): Rename from
2188 handle_option_attribute, attribute((option(...))) is now
2189 attribute((target(...))). Move warning if the port does not
2190 support target attributes to the default hook.
2191 (handle_hot_attribute): Delete code to change the optimization
2192 level of hot functions.
2193 (handle_cold_attribute): Ditto.
2195 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2196 argument that is the binary tree options to use if there are no
2197 arguments. Call ix86_valid_target_attribute_tree instead of
2198 ix86_valid_option_attribute_tree.
2199 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2200 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2201 ix86_pragma_option_parse.
2203 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2204 Rename from ix86_valid_option_attribute_tree.
2206 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2207 new builtins when the ISA changes.
2208 (ix86_valid_target_attribute_tree): Rename from
2209 ix86_valid_option_attribute_tree. Change callers. If the
2210 function specified optimization options, use those as the starting
2211 point before setting up the target attributes. If the
2212 optimization options were changed in the course of setting the
2213 target attributes, record the new optimization options.
2214 (ix86_valid_target_attribute_tree_inner_p): Rename from
2215 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2216 ix86_add_new_builtins if the ISA changed.
2217 (ix86_valid_target_attribute_p): Rename from
2218 ix86_valid_option_attribute_p. Change callers.
2219 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2220 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2221 as delayed builtin functions.
2222 (struct builtin_isa): New structure to record builtin functions
2223 that should be delayed until the ISA for that function is used.
2224 (ix86_builtins_isa): Change from int to struct to track builtin
2225 functions we want to declare at some point.
2226 (def_builtin): If the front end can delay defining the builtin
2227 functions, don't create builtins for ISAs not part of the default
2229 (def_builtin_const): Ditto.
2230 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2231 __builtin_ia32_pcmov_v2di to be different builtin functions.
2232 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2233 a structure instead of an int.
2234 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2235 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2236 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2237 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2239 * config/ia64/ia64.h
2240 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2241 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2243 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2244 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2245 (LANG_HOOKS_INITIALIZER): Add
2246 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2248 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2251 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2252 the reload address with the index register for SFmode
2253 access with a displacement.
2255 2008-08-30 Jan Hubicka <jh@suse.cz>
2257 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2258 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2259 * dojump.c (do_jump): Likewise.
2260 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2261 (note-if_info): Add BRANCH_COST.
2262 (noce_try_store_flag_constants, noce_try_addcc,
2263 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
2264 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
2265 find_if_case_2): Use computed branch cost.
2266 * expr.h (BRANCH_COST): Update default.
2267 * predict.c (predictable_edge_p): New function.
2268 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2269 Update BRANCH_COST call.
2270 * basic-block.h (predictable_edge_p): Declare.
2271 * config/alpha/alpha.h (BRANCH_COST): Update.
2272 * config/frv/frv.h (BRANCH_COST): Update.
2273 * config/s390/s390.h (BRANCH_COST): Update.
2274 * config/spu/spu.h (BRANCH_COST): Update.
2275 * config/sparc/sparc.h (BRANCH_COST): Update.
2276 * config/m32r/m32r.h (BRANCH_COST): Update.
2277 * config/i386/i386.h (BRANCH_COST): Update.
2278 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
2279 * config/sh/sh.h (BRANCH_COST): Update.
2280 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2281 * config/avr/avr.h (BRANCH_COST): Update.
2282 * config/crx/crx.h (BRANCH_COST): Update.
2283 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2284 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2285 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2286 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2287 * config/ia64/ia64.h (BRANCH_COST): Update.
2288 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2289 * config/arc/arc.h (BRANCH_COST): Update.
2290 * config/score/score.h (BRANCH_COST): Update.
2291 * config/arm/arm.h (BRANCH_COST): Update.
2292 * config/pa/pa.h (BRANCH_COST): Update.
2293 * config/mips/mips.h (BRANCH_COST): Update.
2294 * config/vax/vax.h (BRANCH_COST): Update.
2295 * config/h8300/h8300.h (BRANCH_COST): Update.
2296 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2297 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2298 * doc/tm.texi (BRANCH_COST): Update.
2300 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2303 * config/arm/arm.c (arm_optimization_options): Set
2304 flag_section_anchors to 2 instead of 1 to distinguish it from
2305 -fsection-anchors given explicitely on the command line.
2307 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2309 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2310 final insn of a split.
2312 2008-08-30 Jan Hubicka <jh@suse.cz>
2314 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2315 optimized for speed.
2316 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2317 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2318 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2319 flag_gcse_after_reload_set): New static vars.
2320 (common_handle_option): Enable those flags for profile-use.
2321 (decode_options): Remove optimize_size flags that are handled
2322 on higher granuality.
2323 * tree-vectorizer.c (vectorize_loops): Use
2324 optimize_loop_nest_for_speed_p.
2325 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2326 * tree-predcom.c (tree_predictive_commoning): Use
2327 optimize_loop_for_speed_p.
2328 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
2329 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2330 * predict.c (optimize_loop_for_speed_p): Fix walk.
2332 2008-08-30 Jan Hubicka <jh@suse.cz>
2334 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2336 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2337 profile presence locally.
2339 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2342 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2343 versions before 4.0.
2345 2008-08-29 Jan Hubicka <jh@suse.cz>
2347 * tree-inline.c (insert_init_stmt): Insert sequence even when
2350 2008-08-29 Jeff Law <law@redhat.com>
2352 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2353 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2354 location and class is an FP register.
2356 2008-08-29 Jan Hubicka <jh@suse.cz>
2358 * see.c (see_merge_one_def_extension): Silence used uninitialized
2360 * matrix-reorg.c (check_allocation_function): Likewise.
2361 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2363 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2366 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2367 compute new & and | in type rather than TREE_TYPE (arg0).
2369 * dwarf2out.c (fortran_common): Update comment.
2370 (gen_variable_die): Swap com_die and var_die variables in Fortran
2371 COMMON block handling code.
2373 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2375 * dwarf2out.c (gen_const_die): New function.
2376 (size_of_die, value_format, output_die): Output larger
2377 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2378 (native_encode_initializer): New function.
2379 (tree_add_const_value_attribute): Call it.
2380 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2382 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2383 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2384 TREE_THIS_VOLATILE to add_type_attribute.
2386 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2388 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2391 * dwarf2out.c (loc_by_reference): New function.
2392 (add_location_or_const_value_attribute): Use it.
2395 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2396 as DW_TAG_variable children of DW_TAG_common_block rather than
2397 DW_TAG_member children. Put DW_AT_external to individual
2398 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2400 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2401 loc_descriptor_from_tree_1.
2405 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2406 arguments to imported_module_or_decl.
2407 (debug_nothing_tree_tree): Removed.
2408 (debug_nothing_tree_tree_tree_bool): New prototype.
2409 * debug.c (do_nothing_debug_hooks): Adjust.
2410 (debug_nothing_tree_tree): Removed.
2411 (debug_nothing_tree_tree_tree_bool): New function.
2412 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2413 (gen_variable_die): Put all common vars for the
2414 same COMMON block under one DW_TAG_common_block.
2415 (declare_in_namespace): Return new context_die, for Fortran
2416 return the module DIE instead of adding extra declarations into
2418 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2419 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2420 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2422 (dwarf2out_global_decl): Don't skip Fortran global vars.
2423 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2424 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2425 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2426 DW_TAG_imported_declaration as child of previous
2427 DW_TAG_imported_module.
2428 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2429 * sdbout.c (sdb_debug_hooks): Likewise.
2430 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2432 2008-08-29 Jan Hubicka <jh@suse.cz>
2434 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2436 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2437 * ipa-cp.c (n_cloning_candidates): New static variable.
2438 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2439 (ipcp_print_all_lattices): Improve debug output.
2440 (ipcp_cloning_candidate_p): New function.
2441 (ipcp_initialize_node_lattices): Use it.
2442 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2443 (ipcp_propagate_stage): Prettier debug output.
2444 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2445 (ipcp_print_all_structures): Remove.
2446 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2447 (ipcp_insert_stage): Prettier debug output; call
2448 cgraph_remove_unreachable_nodes before propagating.
2449 (pass_ipa_cp): Schedule function removal pass.
2450 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2452 (cgraph_maybe_hot_edge_p): Move to ...
2453 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2454 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2455 (common_handle_option): Set them; enable ipa-cp when profiling.
2456 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2457 (ipa_print_all_jump_functions): Likewise.
2458 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2459 (ipa_print_node_params, ipa_print_all_params): New.
2460 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2461 ipa_print_all_param_flags): Remove.
2462 (ipa_print_node_params, ipa_print_all_params): New.
2464 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2466 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2467 change from 2008-04-03.
2468 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2470 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2473 * ira-color.c (push_allocnos_to_stack): Truncate
2474 removed_splay_allocno_vec.
2476 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2479 * ira-color (ira_fast_allocation): Don't assign hard registers to
2482 2008-08-29 Jan Hubicka <jh@suse.cz>
2485 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2486 for cold internal loops.
2488 2008-08-29 Richard Guenther <rguenther@suse.de>
2490 * tree-ssa-structalias.c (create_variable_info_for): Do not
2491 create fields for heap vars or vars with a noalias state.
2492 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2495 2008-08-29 Richard Guenther <rguenther@suse.de>
2497 * common.opt (ftree-store-ccp): Mark as preserved for
2498 backward compatibility.
2499 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2500 * tree-pass.h (pass_store_ccp): Remove.
2501 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2502 (first_vdef): Remove declaration.
2503 (get_value_loaded_by): Likewise.
2504 * tree-ssa-ccp.c (do_store_ccp): Remove.
2505 (get_default_value): Simplify as do_store_ccp is always false
2506 now. Do not initialize mem_ref.
2507 (set_value_varying): Likewise.
2508 (canonicalize_float_value): Likewise.
2509 (set_lattice_value): Likewise.
2510 (likely_value): Likewise.
2511 (surely_varying_stmt_p): Likewise.
2512 (ccp_initialize): Likewise.
2513 (ccp_lattice_meet): Likewise.
2514 (ccp_visit_phi_node): Likewise.
2515 (ccp_fold): Likewise.
2516 (evaluate_stmt): Likewise.
2517 (visit_assignment): Likewise.
2518 (ccp_visit_stmt): Likewise.
2519 (execute_ssa_ccp): Fold into ...
2520 (do_ssa_ccp): ... this.
2521 (do_ssa_store_ccp): Remove.
2522 (gate_store_ccp): Likewise.
2523 (pass_store_ccp): Likewise.
2524 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2526 * tree-ssa-propagate.c (first_vdef): Remove.
2527 (get_value_loaded_by): Likewise.
2528 (replace_vuses_in): Likewise.
2529 (substitute_and_fold): Do not call replace_vuses_in.
2530 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2532 2008-08-29 Richard Guenther <rguenther@suse.de>
2535 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2536 PARAM_NOALIAS tags with is_heapvar.
2537 * tree-ssa-operands.c (access_can_touch_variable): Offset
2538 based tests do not apply for heapvars. Fix offset test.
2540 2008-08-29 Jan Hubicka <jh@suse.cz>
2542 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2543 (-fipa-cp-clone): Enabled by default at -O3.
2544 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2545 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2547 2008-08-29 Jan Hubicka <jh@suse.cz>
2549 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2551 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2553 * gimple.c (giple_copy_call_skip_args): New function.
2554 (giple_copy_call_skip_args): Declare.
2556 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2557 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2558 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2559 (ipcp_create_replace_map): Improve debug output.
2560 (ipcp_need_redirect_p): Return false when not clonning.
2561 (ipcp_update_callgraph): Skip args.
2562 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2564 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2565 (save_inline_function_body): Update call of tree_function_versioning.
2566 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2567 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2568 (tree_function_versioning): Likewise.
2569 * tree-inline.h (tree_function_versioning): Update prototype.
2571 2008-08-29 Jan Hubicka <jh@suse.cz>
2573 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2574 * tree-ssa-threadupdate.c (mark_threaded_blocks):
2575 Use optimize_function_for_size_p.
2576 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2577 * postreload-gcse.c (eliminate_partially_redundant_load):
2578 Use optimize_bb_for_size_p.
2579 * value-prof.c (gimple_divmod_fixed_value_transform,
2580 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2581 gimple_stringops_transform): Use optimize_bb_for_size_p.
2582 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2583 * final.c (compute_alignments): Use optimize_function_for_size_p.
2584 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2585 (fold_builtin_strcpy, fold_builtin_fputs): Use
2586 optimize_function_for_size_p.
2587 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2588 * recog.c (relax_delay_slots): Likewise.
2589 * tree-ssa-math-opts.c (replace_reciprocal):
2590 Use optimize_bb_for_speed_p.
2591 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2592 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2593 optimize_function_for_size_p.
2594 (cgraph_decide_inlining_of_small_function): Use
2595 optimize_function_for_size_p.
2596 * global.c (find_reg): Use optimize_function_for_size_p.
2597 * opts.c (decode_options): Do not clear flag_tree_ch,
2598 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
2599 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
2600 work it out from profile.
2601 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2602 optimize_loop_for_speed_p.
2603 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2605 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2606 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2607 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2608 * local-alloc.c (block_alloc): Pass BB pointer.
2609 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2610 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2611 * loop-unroll.c (decide_unrolling_and_peeling):
2612 Use optimize_loop_for_size_p.
2613 (decide_peel_completely): Likewise.
2614 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2615 optimize_loop_for_size_p.
2616 (vect_enhance_data_refs_alignment): Likewise.
2617 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2618 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
2620 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2621 (try_crossjump_bb): Use optimize_bb_for_size_p.
2622 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2623 optimize_loop_for_speed_p.
2624 * bb-reorder.c (find_traces_1_round): Likewise.
2625 (copy_bb): Use optimize_bb_for_speed_p.
2626 (duplicate_computed_gotos): Likewise.
2627 * basic-block.h (optimize_loop_nest_for_size_p,
2628 optimize_loop_nest_for_speed_p): New.
2629 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2631 2008-08-29 Tristan Gingold <gingold@adacore.com>
2633 * gcov.c (main): Call expandargv.
2635 2008-08-29 Jan Hubicka <jh@suse.cz>
2637 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2639 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2641 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2642 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2644 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2646 2008-08-29 Jan Hubicka <jh@suse.cz>
2648 * tree-pass.h (pass_strip_predict_hints): Declare.
2649 * predict.c (strip_builtin_expect): Rename to ...
2650 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2651 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2652 (tree_estimate_probability): Do not strip builtin_expect.
2653 (pass_strip_predict_hints): New pass.
2654 * tree-inline.c (expand_call_inline): When inlining cold function,
2655 predict it as unlikely.
2656 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2658 2008-08-29 Richard Guenther <rguenther@suse.de>
2660 PR tree-optimization/37207
2661 * tree-vrp.c (extract_range_from_binary_expr): Also try
2662 to constant fold if only one of the operands is a constant.
2664 2008-08-29 Nick Clifton <nickc@redhat.com>
2666 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2667 the same way as SYMBOL_REFs.
2669 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2671 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2673 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2675 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2676 * config/mips/mips.md (branch_likely): Remove const. Fix
2678 (define_delay for type "branch"): Change to only apply for branch
2679 with likely variant.
2680 (define_delay for type "branch" and "branch_likely" no). New delay
2682 (equality_op): New code iterator.
2683 (bbv, bbinv): New code attributes.
2684 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2687 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2688 Andrew Pinski <pinskia@gcc.gnu.org>
2691 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2693 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2695 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2696 rule that a symbolic constant must be defined and >= 0 for the
2697 corresponding facility to be present at compile-time.
2698 * gthr-posix.c: Likewise.
2700 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2702 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2703 * config/mips/mips.md (D): New mode attribute.
2704 (mulsi3, muldi3): Merge it into ...
2705 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
2706 (muldi3_mul3): New pattern.
2707 (mulsi3_mult3): Rename to mulsi3_mul3.
2709 2008-08-28 Jan Hubicka <jh@suse.cz>
2711 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2713 * predict.c (always_optimize_for_size_p): Rename to ...
2714 (optimize_function_for_size): ... this one; make extern.
2715 (optimize_function_for_speed_p): New.
2716 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2717 optimize_edge_for_size_p,optimize_edge_for_size_p,
2718 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2719 * basic-block.h (optimize_function_for_size_p,
2720 optimize_function_for_speed_p): Declare.
2721 * i386.md (optimize_size checks): Replace them by appropriate
2723 (standard_80387_constant_p, ix86_compute_frame_layout,
2724 ix86_expand_epilogue, ix86_decompose_address,
2725 print_operand, emit_i387_cw_initialization,
2726 inline_memory_move_cost, ix86_pad_returns,
2727 ix86_reorg): Replace optimize_size checks.
2729 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2731 * rtl.h (simplify_subreg_regno): Declare.
2732 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2733 * simplify-rtx.c (simplify_subreg): ...here.
2734 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2735 subreg_offset_representable_p.
2737 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2740 * c-typeck.c (convert_for_assignment): Give a note describing what
2741 was passed and what was expected.
2743 2008-08-28 Joey Ye <joey.ye@intel.com>
2745 * doc/extend.texi: Document AVX built-in functions.
2746 * doc/invoke.texi: Document -mavx.
2748 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2749 Joey Ye <joey.ye@intel.com>
2750 Xuepeng Guo <xuepeng.guo@intel.com>
2752 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2754 * config/i386/cpuid.h (bit_FMA): New.
2755 (bit_XSAVE): Likewise.
2756 (bit_OSXSAVE): Likewise.
2757 (bit_AVX): Likewise.
2759 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2760 define. Use ASM_OUTPUT_AVX_PREFIX.
2762 * config/i386/gmmintrin.h: New.
2764 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2765 (OPTION_MASK_ISA_AVX_SET): New.
2766 (OPTION_MASK_ISA_FMA_SET): Likewise.
2767 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2768 (OPTION_MASK_ISA_FMA_SET): Likewise.
2769 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2770 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2771 (pta_flags): Add PTA_AVX and PTA_FMA.
2772 (override_options): Handle PTA_AVX and PTA_FMA.
2773 (init_cumulative_args): Handle warn_avx.
2774 (classify_argument): Return 0 for COImode and OImode. Return
2775 1 and X86_64_AVX_CLASS for 256bit vector types.
2776 (examine_argument): Handle X86_64_AVX_CLASS.
2777 (construct_container): Likewise.
2778 (function_arg_advance_32): Pass OImode and 256bit vector types
2780 (function_arg_advance_64): Take a new argument to indicate if a
2781 parameter is named. Handle 256bit vector types. Return
2782 immediately for unnamed 256bit vector mode parameters.
2783 (function_arg_advance): Updated.
2784 (function_arg_32): Add comments for TImode. Handle OImode
2785 and 256bit vector types.
2786 (function_arg_64): Take a new argument to indicate if a
2787 parameter is named. Handle 256bit vector types. Return NULL
2788 for unnamed 256bit vector mode parameters.
2789 (function_arg): Updated.
2790 (setup_incoming_varargs_64): Support
2791 AVX encoding for *sse_prologue_save_insn.
2792 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2793 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2794 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2795 enabled, otherwise return -3.
2796 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2798 (print_reg): Support AVX registers. Handle 'x' and 't'.
2799 Handle 'd' to duplicate the operand.
2800 (print_operand): Likewise. Also support AVX vector compare
2802 (output_387_binary_op): Support AVX.
2803 (output_fp_compare): Likewise.
2804 (ix86_expand_vector_move_misalign): Likewise.
2805 (ix86_attr_length_vex_default): New.
2806 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2807 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2808 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2809 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2810 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2811 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2812 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2813 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2814 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2815 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2816 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2817 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2818 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2819 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2820 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2821 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2822 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2823 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2824 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2825 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2826 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2827 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2828 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2829 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2830 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2831 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2832 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2833 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2834 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2835 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2836 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2837 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2838 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2839 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2840 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2841 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2842 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2843 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2844 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2845 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2846 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2847 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2848 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2849 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2850 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2851 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2852 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2853 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2854 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2855 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2856 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2857 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2858 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2859 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2860 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2861 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2862 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2863 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2864 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2865 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2866 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2867 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2868 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2869 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2870 and IX86_BUILTIN_MOVMSKPS256,
2871 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2872 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2873 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2874 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2875 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2876 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2877 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2878 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2879 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2880 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2881 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2882 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2883 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2884 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2885 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2886 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2887 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2888 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2889 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2890 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2891 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2892 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2893 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2894 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2895 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2896 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2897 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2898 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2899 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2900 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2901 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2902 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2903 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2904 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2905 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2906 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2907 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2908 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2909 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2910 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2911 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2912 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2913 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2914 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2915 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2916 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2917 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2918 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2919 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2920 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2921 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2922 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2923 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2924 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2925 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2926 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2927 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2928 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2930 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2931 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2932 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2933 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2934 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2935 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2936 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2937 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2938 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2939 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2940 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2941 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2942 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2943 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2944 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2945 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2946 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2947 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2948 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2949 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2950 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2951 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2952 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2953 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2954 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2955 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2956 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2957 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2958 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2959 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2960 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2961 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2962 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2963 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2964 IX86_BUILTIN_MOVMSKPS256.
2965 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2966 (ix86_expand_args_builtin): Likewise.
2967 (ix86_expand_special_args_builtin): Likewise.
2968 (ix86_hard_regno_mode_ok): Handle AVX modes.
2969 (ix86_expand_vector_init_duplicate): Likewise.
2970 (ix86_expand_vector_init_one_nonzero): Likewise.
2971 (ix86_expand_vector_init_one_var): Likewise.
2972 (ix86_expand_vector_init_concat): Likewise.
2973 (ix86_expand_vector_init_general): Likewise.
2974 (ix86_expand_vector_set): Likewise.
2975 (ix86_vector_mode_supported_p): Likewise.
2976 (x86_extended_reg_mentioned_p): Check INSN_P before using
2979 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2980 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2982 * config/i386/i386.h (TARGET_AVX): New.
2983 (TARGET_FMA): Likewise.
2984 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2985 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2986 (VALID_AVX256_REG_MODE): New.
2987 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2988 (AVX_FLOAT_MODE_P): Likewise.
2989 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2990 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2991 (AVX_VEC_FLOAT_MODE_P): Likewise.
2992 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2993 (ASM_OUTPUT_OPCODE): Likewise.
2994 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2996 (SSE_REG_MODE_P): Allow 256bit vector modes.
2997 (ix86_args): Add a warn_avx field.
2999 * config/i386/i386.md (UNSPEC_PCMP): New.
3000 (UNSPEC_VPERMIL): Likewise.
3001 (UNSPEC_VPERMIL2): Likewise.
3002 (UNSPEC_VPERMIL2F128): Likewise.
3003 (UNSPEC_MASKLOAD): Likewise.
3004 (UNSPEC_MASKSTORE): Likewise.
3005 (UNSPEC_CAST): Likewise.
3006 (UNSPEC_VTESTP): Likewise.
3007 (UNSPECV_VZEROALL): Likewise.
3008 (UNSPECV_VZEROUPPER): Likewise.
3009 (XMM0_REG): Likewise.
3010 (XMM1_REG): Likewise.
3011 (XMM2_REG): Likewise.
3012 (XMM3_REG): Likewise.
3013 (XMM4_REG): Likewise.
3014 (XMM5_REG): Likewise.
3015 (XMM6_REG): Likewise.
3016 (XMM8_REG): Likewise.
3017 (XMM9_REG): Likewise.
3018 (XMM10_REG): Likewise.
3019 (XMM11_REG): Likewise.
3020 (XMM12_REG): Likewise.
3021 (XMM13_REG): Likewise.
3022 (XMM14_REG): Likewise.
3023 (XMM15_REG): Likewise.
3025 (prefix_vex_imm8): Likewise.
3026 (prefix_vex_w): Likewise.
3027 (length_vex): Likewise.
3030 (*avx_ashlti3): Likewise.
3031 (*avx_lshrti3): Likewise.
3032 (*avx_setcc<mode>): Likewise.
3033 (*fop_<mode>_comm_mixed_avx): Likewise.
3034 (*fop_<mode>_comm_avx): Likewise.
3035 (*fop_<mode>_1_mixed_avx): Likewise.
3036 (*fop_<mode>_1_avx): Likewise.
3037 (*avx_<code><mode>3): Likewise.
3038 (*avx_ieee_smin<mode>3): Likewise.
3039 (*avx_ieee_smax<mode>3): Likewise.
3040 (mode): Add OI, V8SF and V4DF.
3041 (length): Support VEX prefix.
3042 (*cmpfp_i_mixed): Set prefix attribute.
3043 (*cmpfp_i_sse): Likewise.
3044 (*cmpfp_iu_mixed): Likewise.
3045 (*cmpfp_iu_sse): Likewise.
3046 (*movsi_1): Support AVX.
3047 (*movdi_2): Likewise.
3048 (*movdi_1_rex64): Likewise.
3049 (*movti_internal): Likewise.
3050 (*movti_rex64): Likewise.
3051 (*movsf_1): Likewise.
3052 (*movdf_nointeger): Likewise.
3053 (*movdf_integer_rex64): Likewise.
3054 (*movtf_internal): Likewise.
3055 (zero_extendsidi2_32): Likewise.
3056 (zero_extendsidi2_rex64): Likewise.
3057 (*extendsfdf2_mixed): Likewise.
3058 (*extendsfdf2_sse): Likewise.
3059 (*truncdfsf_fast_mixed): Likewise.
3060 (*truncdfsf_fast_sse): Likewise.
3061 (*truncdfsf_mixed): Likewise.
3062 (fix_trunc<mode>di_sse): Likewise.
3063 (fix_trunc<mode>si_sse): Likewise.
3064 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
3065 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
3066 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
3067 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
3068 (*rcpsf2_sse): Likewise.
3069 (*rsqrtsf2_sse): Likewise.
3070 (*sqrt<mode>2_sse): Likewise.
3071 (sse4_1_round<mode>2): Likewise.
3072 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
3073 Support AVX. Set length attribute properly for AVX.
3075 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
3076 (VECTOR_MODES (FLOAT, 32)): Likewise.
3077 (VECTOR_MODE (INT, DI, 8)): Likewise.
3078 (VECTOR_MODE (INT, HI, 32)): Likewise.
3079 (VECTOR_MODE (INT, QI, 64)): Likewise.
3080 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
3081 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
3082 (VECTOR_MODE (INT, DI, 4)): Removed.
3083 (VECTOR_MODE (INT, SI, 8)): Likewise.
3084 (VECTOR_MODE (INT, HI, 16)): Likewise.
3085 (VECTOR_MODE (INT, QI, 32)): Likewise.
3086 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
3087 (INT_MODE (OI, 32)): Likewise.
3089 * config/i386/i386.opt (mavx): New.
3092 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
3094 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
3095 (*mov<mode>_internal_avx): New.
3096 (*movv2sf_internal_rex64_avx): Likewise.
3097 (*movv2sf_internal_avx): Likewise.
3099 * config/i386/predicates.md (const_4_to_5_operand): New.
3100 (const_6_to_7_operand): Likewise.
3101 (const_8_to_11_operand): Likewise.
3102 (const_12_to_15_operand): Likewise.
3103 (avx_comparison_float_operator): Likewise.
3105 * config/i386/sse.md (AVX256MODEI): New.
3106 (AVX256MODE): Likewise.
3107 (AVXMODEQI): Likewise.
3108 (AVXMODE): Likewise.
3109 (AVX256MODEF2P): Likewise.
3110 (AVX256MODE2P): Likewise.
3111 (AVX256MODE4P): Likewise.
3112 (AVX256MODE8P): Likewise.
3113 (AVXMODEF2P): Likewise.
3114 (AVXMODEF4P): Likewise.
3115 (AVXMODEDCVTDQ2PS): Likewise.
3116 (AVXMODEDCVTPS2DQ): Likewise.
3117 (avxvecmode): Likewise.
3118 (avxvecpsmode): Likewise.
3119 (avxhalfvecmode): Likewise.
3120 (avxscalarmode): Likewise.
3121 (avxcvtvecmode): Likewise.
3122 (avxpermvecmode): Likewise.
3123 (avxmodesuffixf2c): Likewise.
3124 (avxmodesuffixp): Likewise.
3125 (avxmodesuffixs): Likewise.
3126 (avxmodesuffix): Likewise.
3127 (vpermilbits): Likewise.
3128 (pinsrbits): Likewise.
3129 (mov<mode>): Likewise.
3130 (*mov<mode>_internal): Likewise.
3131 (push<mode>1): Likewise.
3132 (movmisalign<mode>): Likewise.
3133 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3134 (avx_movdqu<avxmodesuffix>): Likewise.
3135 (avx_lddqu<avxmodesuffix>): Likewise.
3136 (<plusminus_insn><mode>3): Likewise.
3137 (*avx_<plusminus_insn><mode>3): Likewise.
3138 (*avx_vm<plusminus_insn><mode>3): Likewise.
3139 (mul<mode>3): Likewise.
3140 (*avx_mul<mode>3): Likewise.
3141 (*avx_vmmul<mode>3): Likewise.
3142 (divv8sf3): Likewise.
3143 (divv4df3): Likewise.
3144 (avx_div<mode>3): Likewise.
3145 (*avx_div<mode>3): Likewise.
3146 (*avx_vmdiv<mode>3): Likewise.
3147 (avx_rcpv8sf2): Likewise.
3148 (*avx_vmrcpv4sf2): Likewise.
3149 (sqrtv8sf2): Likewise.
3150 (avx_sqrtv8sf2): Likewise.
3151 (*avx_vmsqrt<mode>2): Likewise.
3152 (rsqrtv8sf2): Likewise.
3153 (avx_rsqrtv8sf2): Likewise.
3154 (*avx_vmrsqrtv4sf2): Likewise.
3155 (<code><mode>3): Likewise.
3156 (*avx_<code><mode>3_finite): Likewise.
3157 (*avx_<code><mode>3): Likewise.
3158 (*avx_vm<code><mode>3): Likewise.
3159 (*avx_ieee_smin<mode>3): Likewise.
3160 (*avx_ieee_smax<mode>3): Likewise.
3161 (avx_addsubv8sf3): Likewise.
3162 (avx_addsubv4df3): Likewise.
3163 (*avx_addsubv4sf3): Likewise.
3164 (*avx_addsubv2df3): Likewise.
3165 (avx_h<plusminus_insn>v4df3): Likewise.
3166 (avx_h<plusminus_insn>v8sf3): Likewise.
3167 (*avx_h<plusminus_insn>v4sf3): Likewise.
3168 (*avx_h<plusminus_insn>v2df3): Likewise.
3169 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
3170 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
3171 (*avx_maskcmp<mode>3): Likewise.
3172 (avx_nand<mode>3): Likewise.
3173 (*avx_<code><mode>3): Likewise.
3174 (*avx_nand<mode>3): Likewise.
3175 (*avx_<code><mode>3): Likewise.
3176 (*avx_cvtsi2ss): Likewise.
3177 (*avx_cvtsi2ssq): Likewise.
3178 (*avx_cvtsi2sd): Likewise.
3179 (*avx_cvtsi2sdq): Likewise.
3180 (*avx_cvtsd2ss): Likewise.
3181 (avx_cvtss2sd): Likewise.
3182 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
3183 (avx_cvtps2dq<avxmodesuffix>): Likewise.
3184 (avx_cvttps2dq<avxmodesuffix>): Likewise.
3185 (*avx_cvtsi2sd): Likewise.
3186 (*avx_cvtsi2sdq): Likewise.
3187 (avx_cvtdq2pd256): Likewise.
3188 (avx_cvtpd2dq256): Likewise.
3189 (avx_cvttpd2dq256): Likewise.
3190 (*avx_cvtsd2ss): Likewise.
3191 (*avx_cvtss2sd): Likewise.
3192 (avx_cvtpd2ps256): Likewise.
3193 (avx_cvtps2pd256): Likewise.
3194 (*avx_movhlps): Likewise.
3195 (*avx_movlhps): Likewise.
3196 (avx_unpckhps256): Likewise.
3197 (*avx_unpckhps): Likewise.
3198 (avx_unpcklps256): Likewise.
3199 (*avx_unpcklps): Likewise.
3200 (avx_movshdup256): Likewise.
3201 (avx_movsldup256): Likewise.
3202 (avx_shufps256): Likewise.
3203 (avx_shufps256_1): Likewise.
3204 (*avx_shufps_<mode>): Likewise.
3205 (*avx_loadhps): Likewise.
3206 (*avx_storelps): Likewise.
3207 (*avx_loadlps): Likewise.
3208 (*avx_movss): Likewise.
3209 (*vec_dupv4sf_avx): Likewise.
3210 (*vec_concatv2sf_avx): Likewise.
3211 (*vec_concatv4sf_avx): Likewise.
3212 (*vec_setv4sf_0_avx): Likewise.
3213 (*vec_setv4sf_avx): Likewise.
3214 (*avx_insertps): Likewise.
3215 (avx_vextractf128<mode>): Likewise.
3216 (vec_extract_lo_<mode>): Likewise.
3217 (vec_extract_hi_<mode>): Likewise.
3218 (vec_extract_lo_<mode>): Likewise.
3219 (vec_extract_hi_<mode>): Likewise.
3220 (vec_extract_lo_v16hi): Likewise.
3221 (vec_extract_hi_v16hi): Likewise.
3222 (vec_extract_lo_v32qi): Likewise.
3223 (vec_extract_hi_v32qi): Likewise.
3224 (avx_unpckhpd256): Likewise.
3225 (*avx_unpckhpd): Likewise.
3226 (avx_movddup256): Likewise.
3227 (*avx_movddup): Likewise.
3228 (avx_unpcklpd256): Likewise.
3229 (*avx_unpcklpd): Likewise.
3230 (avx_shufpd256): Likewise.
3231 (avx_shufpd256_1): Likewise.
3232 (*avx_punpckhqdq): Likewise.
3233 (*avx_punpcklqdq): Likewise.
3234 (*avx_shufpd_<mode>): Likewise.
3235 (*avx_storehpd): Likewise.
3236 (*avx_loadhpd): Likewise.
3237 (*avx_loadlpd): Likewise.
3238 (*avx_movsd): Likewise.
3239 (*vec_concatv2df_avx): Likewise.
3240 (*avx_<plusminus_insn><mode>3): Likewise.
3241 (*avx_<plusminus_insn><mode>3): Likewise.
3242 (*avx_mulv8hi3): Likewise.
3243 (*avxv8hi3_highpart): Likewise.
3244 (*avx_umulv8hi3_highpart): Likewise.
3245 (*avx_umulv2siv2di3): Likewise.
3246 (*avx_mulv2siv2di3): Likewise.
3247 (*avx_pmaddwd): Likewise.
3248 (*avx_mulv4si3): Likewise.
3249 (*avx_ashr<mode>3): Likewise.
3250 (*avx_lshr<mode>3): Likewise.
3251 (*avx_ashl<mode>3): Likewise.
3252 (*avx_<code><mode>3): Likewise.
3253 (*avx_eq<mode>3): Likewise.
3254 (*avx_gt<mode>3): Likewise.
3255 (*avx_nand<mode>3): Likewise.
3256 (*avx_nand<mode>3): Likewise.
3257 (*avx_<code><mode>3): Likewise.
3258 (*avx_<code><mode>3): Likewise.
3259 (*avx_packsswb): Likewise.
3260 (*avx_packssdw): Likewise.
3261 (*avx_packuswb): Likewise.
3262 (*avx_punpckhbw): Likewise.
3263 (*avx_punpcklbw): Likewise.
3264 (*avx_punpckhwd): Likewise.
3265 (*avx_punpcklwd): Likewise.
3266 (*avx_punpckhdq): Likewise.
3267 (*avx_punpckldq): Likewise.
3268 (*avx_pinsr<avxmodesuffixs>): Likewise.
3269 (*avx_pinsrq): Likewise.
3270 (*avx_loadld): Likewise.
3271 (*vec_extractv2di_1_rex64_avx): Likewise.
3272 (*vec_extractv2di_1_avx): Likewise.
3273 (*vec_dupv2di_avx): Likewise.
3274 (*vec_concatv2si_avx): Likewise.
3275 (*vec_concatv4si_1_avx): Likewise.
3276 (*vec_concatv2di_avx): Likewise.
3277 (*vec_concatv2di_rex64_avx): Likewise.
3278 (*avx_uavgv16qi3): Likewise.
3279 (*avx_uavgv8hi3): Likewise.
3280 (*avx_psadbw): Likewise.
3281 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3282 (*avx_phaddwv8hi3): Likewise.
3283 (*avx_phadddv4si3): Likewise.
3284 (*avx_phaddswv8hi3): Likewise.
3285 (*avx_phsubwv8hi3): Likewise.
3286 (*avx_phsubdv4si3): Likewise.
3287 (*avx_phsubswv8hi3): Likewise.
3288 (*avx_pmaddubsw128): Likewise.
3289 (*avx_pmulhrswv8hi3): Likewise.
3290 (*avx_pshufbv16qi3): Likewise.
3291 (*avx_psign<mode>3): Likewise.
3292 (*avx_palignrti): Likewise.
3293 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3294 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3295 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3296 (*avx_mpsadbw): Likewise.
3297 (*avx_packusdw): Likewise.
3298 (*avx_pblendvb): Likewise.
3299 (*avx_pblendw): Likewise.
3300 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3301 (avx_ptest256): Likewise.
3302 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3303 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3304 (*avx_aesenc): Likewise.
3305 (*avx_aesenclast): Likewise.
3306 (*avx_aesdec): Likewise.
3307 (*avx_aesdeclast): Likewise.
3308 (avx_vzeroupper): Likewise.
3309 (avx_vzeroupper_rex64): Likewise.
3310 (avx_vpermil<mode>): Likewise.
3311 (avx_vpermilvar<mode>3): Likewise.
3312 (avx_vpermil2<mode>3): Likewise.
3313 (avx_vperm2f128<mode>3): Likewise.
3314 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3315 (avx_vbroadcastss256): Likewise.
3316 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3317 (avx_vinsertf128<mode>): Likewise.
3318 (vec_set_lo_<mode>): Likewise.
3319 (vec_set_hi_<mode>): Likewise.
3320 (vec_set_lo_<mode>): Likewise.
3321 (vec_set_hi_<mode>): Likewise.
3322 (vec_set_lo_v16hi): Likewise.
3323 (vec_set_hi_v16hi): Likewise.
3324 (vec_set_lo_v32qi): Likewise.
3325 (vec_set_hi_v32qi): Likewise.
3326 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3327 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3328 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3329 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3330 (vec_init<mode>): Likewise.
3331 (*vec_concat<mode>_avx): Likewise.
3332 (blendbits): Support V8SF and V4DF.
3333 (sse2_movq128): Support AVX.
3334 (<sse>_movnt<mode>): Likewise.
3335 (sse2_movntv2di): Likewise.
3336 (sse_rcpv4sf2): Likewise.
3337 (sse_sqrtv4sf2): Likewise.
3338 (sse_rsqrtv4sf2): Likewise.
3339 (<sse>_comi): Likewise.
3340 (<sse>_ucomi): Likewise.
3341 (sse_cvtss2si): Likewise.
3342 (sse_cvtss2si_2): Likewise.
3343 (sse_cvtss2siq): Likewise.
3344 (sse_cvtss2siq_2): Likewise.
3345 (sse_cvttss2si): Likewise.
3346 (sse_cvttss2siq): Likewise.
3347 (sse2_cvtsd2si): Likewise.
3348 (sse2_cvtsd2si_2): Likewise.
3349 (sse2_cvtsd2siq): Likewise.
3350 (sse2_cvtsd2siq_2): Likewise.
3351 (sse2_cvttsd2si): Likewise.
3352 (sse2_cvttsd2siq): Likewise.
3353 (sse2_cvtdq2pd): Likewise.
3354 (*sse2_cvtpd2dq): Likewise.
3355 (*sse2_cvttpd2dq): Likewise.
3356 (*sse2_cvtpd2ps): Likewise.
3357 (sse2_cvtps2pd): Likewise.
3358 (sse3_movshdup): Likewise.
3359 (sse3_movsldup): Likewise.
3360 (sse_storehps): Likewise.
3361 (*sse4_1_extractps): Likewise.
3362 (sse2_storelpd): Likewise.
3363 (vec_dupv2df_sse3): Likewise.
3364 (*vec_concatv2df_sse3): Likewise.
3365 (*sse4_1_pextrb): Likewise.
3366 (*sse4_1_pextrb_memory): Likewise.
3367 (*sse2_pextrw): Likewise.
3368 (*sse4_1_pextrw_memory): Likewise.
3369 (*sse4_1_pextrd): Likewise.
3370 (*sse4_1_pextrq): Likewise.
3371 (sse2_pshufd_1): Likewise.
3372 (sse2_pshuflw_1): Likewise.
3373 (sse2_pshufhw_1): Likewise.
3374 (*sse2_storeq_rex64): Likewise.
3375 (*vec_dupv4si): Likewise.
3376 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3377 (sse2_pmovmskb): Likewise.
3378 (*sse2_maskmovdqu): Likewise.
3379 (*sse2_maskmovdqu_rex64): Likewise.
3380 (sse_ldmxcsr): Likewise.
3381 (sse_stmxcsr): Likewise.
3382 (abs<mode>2): Likewise.
3383 (sse4_1_movntdqa): Likewise.
3384 (sse4_1_phminposuw): Likewise.
3385 (sse4_1_extendv8qiv8hi2): Likewise.
3386 (*sse4_1_extendv8qiv8hi2): Likewise.
3387 (sse4_1_extendv4qiv4si2): Likewise.
3388 (*sse4_1_extendv4qiv4si2): Likewise.
3389 (sse4_1_extendv2qiv2di2): Likewise.
3390 (*sse4_1_extendv2qiv2di2): Likewise.
3391 (sse4_1_extendv4hiv4si2): Likewise.
3392 (*sse4_1_extendv4hiv4si2): Likewise.
3393 (sse4_1_extendv2hiv2di2): Likewise.
3394 (*sse4_1_extendv2hiv2di2): Likewise.
3395 (sse4_1_extendv2siv2di2): Likewise.
3396 (*sse4_1_extendv2siv2di2): Likewise.
3397 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3398 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3399 (sse4_1_zero_extendv4qiv4si2): Likewise.
3400 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3401 (sse4_1_zero_extendv2qiv2di2): Likewise.
3402 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3403 (sse4_1_zero_extendv4hiv4si2): Likewise.
3404 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3405 (sse4_1_zero_extendv2hiv2di2): Likewise.
3406 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3407 (sse4_1_zero_extendv2siv2di2): Likewise.
3408 (*sse4_1_zero_extendv2siv2di2): Likewise.
3409 (sse4_1_ptest): Likewise.
3410 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3411 (sse4_2_pcmpestri): Likewise.
3412 (sse4_2_pcmpestrm): Likewise.
3413 (sse4_2_pcmpistri): Likewise.
3414 (sse4_2_pcmpistrm): Likewise.
3416 (aeskeygenassist): Likewise.
3418 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3420 * config/i386/predicates.md (vzeroall_operation): New.
3422 * config/i386/sse.md (avx_vzeroall): New.
3423 (*avx_vzeroall): Likewise.
3425 2008-08-28 Paul Brook <paul@codesourcery.com>
3426 Mark Shinwell <shinwell@codesourcery.com>
3427 Richard Earnshaw <richard.earnshaw@arm.com>
3429 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3430 (TARGET_MIN_ANCHOR_OFFSET): New.
3431 (arm_override_options): Set correct anchor ranges for Thumb-1
3432 and Thumb-2 if required.
3433 (legitimize_pic_address): Handle case involving a TLS symbol
3434 reference with an addend.
3435 (arm_optimization_options): Enable section anchors at -O1 and
3437 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3438 * config/arm/arm-protos.h (arm_optimization_options): New.
3440 2008-08-28 Nick Clifton <nickc@redhat.com>
3442 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3443 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3446 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3447 * config/v850/v850.md (return): Remove frame size restriction.
3449 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3451 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3453 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3455 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3457 2008-08-28 Paul Brook <paul@codesourcery.com>
3459 * config/arm/vfp11.md: Update license notice.
3460 * config/arm/cortex-r4.md: Ditto.
3462 2008-08-28 Richard Guenther <rguenther@suse.de>
3464 PR tree-optimization/37207
3465 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3468 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3471 * tree.c (int_fits_type_p): Don't forget unsigned integers
3472 of type sizetype which higher end word equals -1.
3474 2008-08-28 Ira Rosen <irar@il.ibm.com>
3476 * target.h (struct vectorize): Add new target builtin.
3477 * tree-vectorizer.c (destroy_loop_vec_info): Call
3478 vect_free_slp_instance instead of vect_free_slp_node.
3479 * tree-vectorizer.h (enum slp_load_perm_type): New.
3480 (struct _slp_instance): Add new fields.
3481 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3482 (SLP_INSTANCE_LOADS): New.
3483 (vect_free_slp_tree): Remove.
3484 (vect_free_slp_instance): Declare.
3485 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3486 (vectorizable_load): Add argument.
3487 (vect_transform_slp_perm_load): New.
3488 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3490 (vect_get_place_in_interleaving_chain): New function.
3491 (vect_free_slp_tree): Make static.
3492 (vect_free_slp_instance): New function.
3493 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3494 collect the load location in the interleaving chain.
3495 (vect_supported_slp_permutation_p): New function.
3496 (vect_supported_load_permutation_p): Likewise.
3497 (vect_analyze_slp_instance): In case of loads permutation, call
3498 vect_supported_load_permutation_p to check that the permutation is
3500 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3501 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3502 (vect_create_mask_and_perm): New function.
3503 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3504 (vectorizable_load): Add an argument. Don't keep the created vectors
3505 statements in the node if permutation is required. Call
3506 vect_transform_slp_perm_load to generate the permutation.
3507 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3508 additional argument.
3509 (vect_schedule_slp_instance): In case of loads permutation, allocate
3510 vectorized statements structure for all the related SLP nodes. Call
3511 vect_transform_stmt with addditional argument.
3512 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3513 * config/spu/spu.c (spu_builtin_vec_perm): New.
3514 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3515 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3516 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3517 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3519 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3521 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3522 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3523 __gthread_cond_signal, __gthread_cond_timedwait,
3524 __gthread_cond_timedwait_recursive): New functions.
3525 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3527 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3530 2008-08-28 Richard Guenther <rguenther@suse.de>
3533 * fold-const.c (maybe_canonicalize_comparison_1): Require
3534 undefined overflow only for canonicalizing A +- CST cmp CST.
3535 Make sure to not generate new constants that are not inside
3536 their TYPE_MIN/MAX_VALUE range.
3537 (maybe_canonicalize_comparison): Remove undefined overflow
3539 (fold_binary): Remove now duplicate folding.
3541 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3543 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3544 use not updated in the last change.
3546 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3548 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3549 (IRA_COVER_CLASSES): Add FPUL_REGS.
3551 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3554 * c-common.c (conversion_warning): Check for null operands.
3556 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3559 * c-decl.c (check_for_loop_decls): Improve error message. Give
3562 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3565 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3566 (convert_for_assignment): Pass corrent OPT_W* parameter to
3567 WARN_FOR_ASSIGNMENT.
3569 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3572 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3574 2008-08-27 Paul Brook <paul@codesourcery.com>
3576 * config.gcc: Loosen checks for arm uclinux eabi targets.
3578 2008-08-27 Paul Brook <paul@codesourcery.com>
3580 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3582 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3584 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3586 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3587 the enumerators of an ENUMERAL_TYPE.
3588 * dbxout.c (dbxout_type): Ditto.
3590 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3593 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3594 (fwprop_addr): Check that the loop_father is not the outer loop.
3596 2008-08-26 Paul Brook <paul@codesourcery.com>
3598 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3599 Remove documentation entry for fmul type.
3600 Use fmuls to annotate single-precision multiplication patterns,
3601 fmuld to annotate double-precision multiplication patterns,
3602 fmacs to annotate single-precision multiply-accumulate patterns
3603 and fmacd to annotate double-precision multiply-accumulate patterns.
3604 * config/arm/vfp11.md: Update reservations accordingly.
3605 * config/arm/arm.md: Note that certain values of the "type"
3606 attribute are documented in vfp.md.
3607 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3608 (v10_cvt): Use new fmul types.
3610 2008-08-26 Paul Brook <paul@codesourcery.com>
3612 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3613 * config/arm/vfp11.md: ...here. New.
3614 * config/arm/arm.md: Include vfp11.md.
3616 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3618 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3619 parameter to inform call.
3621 2008-08-26 Jeff Law <law@redhat.com>
3623 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3624 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3625 preferred class when copying a constant into a partial word register.
3627 2008-08-26 Ben Elliston <bje@au.ibm.com>
3629 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3630 * cp/typeck.c: Likewise.
3631 * cp/tree.c: Likewise.
3632 * gimple-low.c: Likewise.
3635 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3637 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3638 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3640 * doc/passes.texi: Describe IRA.
3642 * doc/tm.texi (IRA_COVER_CLASSES,
3643 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3645 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3646 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3647 -fira-propagate-cost, -fno-ira-share-save-slots,
3648 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3650 * flags.h (ira_algorithm): New enumeration.
3651 (flag_ira_algorithm, flag_ira_verbose): New external variable
3654 * postreload.c (gate_handle_postreload): Don't do post reload
3655 optimizations unless the reload is completed.
3657 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3660 * tree-pass.h (pass_ira): New external variable declaration.
3662 * reload.h: Add 2008 to the Copyright.
3664 * cfgloopanal.c: Include params.h.
3665 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3668 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3670 * toplev.c (ira.h): New include.
3671 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3672 (backend_init_target): Call ira_init.
3673 (backend_init): Call ira_init_once.
3674 (finalize): Call finish_ira_once.
3676 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3677 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3680 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3681 may_move_out_cost): New external variable declarations.
3682 (move_table): New typedef.
3684 * caller-save.c: Include headers output.h and ira.h.
3685 (no_caller_save_reg_set): New global variable.
3686 (save_slots_num, save_slots): New variables.
3687 (reg_save_code, reg_restore_code, add_stored_regs): Add
3689 (init_caller_save): Set up no_caller_save_reg_set.
3690 (init_save_areas): Reset save_slots_num.
3691 (saved_hard_reg): New structure.
3692 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3693 (initiate_saved_hard_regs, new_saved_hard_reg,
3694 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3696 (setup_save_areas): Add code for sharing stack slots.
3697 (all_blocks): New variable.
3698 (save_call_clobbered_regs): Process pseudo-register too.
3699 (mark_set_regs): Process pseudo-register too.
3700 (insert_one_insn): Put the insn after bb note in a empty basic
3701 block. Add insn check.
3703 * global.c (eliminable_regset): Make it external.
3704 (mark_elimination): Use DF_LR_IN for IRA.
3705 (pseudo_for_reload_consideration_p): New.
3706 (build_insn_chain): Make it external. Don't ignore spilled
3707 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3708 (gate_handle_global_alloc): New function.
3709 (pass_global_alloc): Add the gate function.
3711 * opts.c (decode_options): Set up flag_ira. Print the warning for
3713 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3715 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3717 * regmove.c (regmove_optimize): Don't do replacement of output for
3720 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3721 New external variable declarations.
3723 * local-alloc.c (update_equiv_regs): Make it external. Return
3724 true if jump label rebuilding should be done. Rescan new_insn for
3726 (gate_handle_local_alloc): New function.
3727 (pass_local_alloc): Add the gate function.
3729 * alias.c (value_addr_p, stack_addr_p): New functions.
3730 (nonoverlapping_memrefs_p): Use them for IRA.
3732 * common.opt (fira, fira-algorithm, fira-coalesce,
3733 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3734 fira-verbose): New options.
3736 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3737 move_cost, may_move_in_cost, may_move_out_cost): Make the
3739 (move_table): Remove typedef.
3740 (init_move_cost): Make it external.
3741 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3744 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3745 setup_reg_classes): New function prototypes.
3746 (eliminable_regset): New external variable declaration.
3747 (build_insn_chain, update_equiv_regs): New function prototypes.
3749 * Makefile.in (IRA_INT_H): New definition.
3750 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3751 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3752 (reload1.o, toplev.o): Add dependence on ira.h.
3753 (cfgloopanal.o): Add PARAMS_H.
3754 (caller-save.o): Add dependence on output.h and ira.h.
3755 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3756 ira-emit.o, ira-lives.o): New entries.
3758 * passes.c (pass_ira): New pass.
3760 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3762 * reload1.c (ira.h): Include the header.
3763 (changed_allocation_pseudos): New bitmap.
3764 (init_reload): Initiate the bitmap.
3765 (compute_use_by_pseudos): Permits spilled registers in FROM.
3766 (temp_pseudo_reg_arr): New variable.
3767 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3768 IRA. Call alter_reg with the additional parameter. Don't clear
3769 spilled_pseudos for IRA. Restore original insn chain for IRA.
3770 Clear changed_allocation_pseudos at the end of reload.
3771 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3772 (hard_regno_to_pseudo_regno): New variable.
3773 (count_pseudo): Check spilled pseudos. Set up
3774 hard_regno_to_pseudo_regno.
3775 (count_spilled_pseudo): Check spilled pseudos. Update
3776 hard_regno_to_pseudo_regno.
3777 (find_reg): Use better_spill_reload_regno_p. Check
3778 hard_regno_to_pseudo_regno.
3779 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3781 (eliminate_regs_1): Use additional parameter for alter_reg.
3782 (finish_spills): Set up pseudo_previous_regs only for spilled
3783 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3784 more arguments. Don't clear live_throughout and dead_or_set for
3785 spilled pseudos. Use additional parameter for alter_reg. Call
3786 mark_allocation_change. Set up changed_allocation_pseudos.
3787 Remove sanity check.
3788 (emit_input_reload_insns, delete_output_reload): Use additional
3789 parameter for alter_reg. Call mark_allocation_change.
3790 (substitute, gen_reload_chain_without_interm_reg_p): New
3792 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3794 * testsuite/gcc.dg/20080410-1.c: New file.
3796 * config/s390/s390.h (IRA_COVER_CLASSES,
3797 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3799 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3801 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3803 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3805 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3807 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3809 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3811 2008-08-24 Jeff Law <law@redhat.com>
3812 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3813 when ignoring unavailable registers.
3815 2008-08-24 Jeff Law <law@redhat.com>
3816 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3817 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3818 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3819 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3821 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3822 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3824 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3825 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3826 * reload1.c (find_reg): Process registers in register allocation order.
3828 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3829 * toplev.c (backend_init_target): Move ira_init call from
3831 (lang_dependent_init_target): ...to here.
3833 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3834 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3835 calculate memory move costs for NO_REGS.
3837 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3838 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3839 STACK_REGS is defined.
3841 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3842 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3844 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3845 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3847 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3848 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3849 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3852 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3853 Dorit Nuzman <dorit@il.ibm.com>
3855 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3856 vec_extract_evenv4sf, vec_extract_evenv8hi,
3857 vec_extract_evenv16qi, vec_extract_oddv4si,
3858 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3859 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3860 vec_interleave_highv4si, vec_interleave_lowv4si,
3861 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3862 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3863 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3865 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3868 * config/rs6000/rs6000.c (optimization_options): Don't default to
3869 section anchors without toplevel reorder.
3871 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3873 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3874 (mfc_end_critical_section): Likewise.
3876 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3878 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3879 all type qualifiers from element type to vector type.
3881 2008-08-25 David Daney <ddaney@avtrex.com>
3883 * config/mips/mips.md (immediate_insn): Move up in file, fix
3884 comment typo, reformat.
3885 (fetchop_bit, atomic_hiqi_op memory_barrier,
3886 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3887 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3888 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3889 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3890 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3891 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3892 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3893 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3894 sync_old_nand<mode>, sync_new_nand<mode>,
3895 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3896 test_and_set_12): Moved to sync.md.
3898 * config/mips/sync.md: New file.
3900 2008-08-25 Richard Henderson <rth@redhat.com>
3902 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3903 (regsave): Likewise.
3904 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3905 (output_cfi_directive): Likewise.
3906 (div_data_align): New.
3907 (output_cfi): Use it.
3909 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3911 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3912 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3913 (TARGET_OCTEON): New macro.
3914 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3915 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3916 (ISA_HAS_POP): New macro.
3917 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3919 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3921 * config/mips/mips.md (cpu): Add octeon.
3922 (type): Add pop attribute value.
3923 (popcount<mode>2): New pattern.
3924 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3926 2008-08-24 Jan Hubicka <jh@suse.cz>
3928 * doc/invoke.texi (-fipa-cp-clone): New option.
3929 (-fipa-cp): Update docs.
3930 (--param ipcp-unit-growth):New.
3931 * ipa-cp.c: Include fibheap.h, params.h
3932 (ipcp_initialize_node_lattices): When not cloning, all externally
3933 visible functions are bottom.
3934 (ipcp_need_redirect_p): Accept clones.
3935 (ipcp_insert_stage): Use cost driven heuristics.
3936 (max_count, dead_nodes): New static vars.
3937 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3938 ipcp_const_param_count): New functions.
3939 * common.opt (ipa-cp-clone): New command line option.
3940 * params.def (ipcp-unit-growth): New.
3942 2008-08-24 Jan Hubicka <jh@suse.cz>
3944 * tree-inline.c (tree_function_versioning): Look harder
3945 for referenced vars.
3947 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3949 PR tree-optimization/37185
3950 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3952 2008-08-23 Jan Hubicka <jh@suse.cz>
3954 * ipa-cp.c (ipcp_analyze_node): New function.
3955 (ipcp_update_cloned_node): Use it.
3956 (ipcp_init_stage): Likewise.
3957 * ipa-inline.c (function_insertion_hook_holder): New static var.
3958 (analyze_function): Break out from ....
3959 (inline_generate_summary): Here; register insertion hook.
3960 (cgraph_decide_inlining): Remove hook.
3961 (add_new_function): New function.
3963 2008-08-23 Jan Hubicka <jh@suse.cz>
3965 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3967 2008-08-23 Jan Hubicka <jh@suse.cz>
3969 * ipa-cp.c (constant_val_insert): Remove.
3970 (ipcp_propagate_one_const): Remove.
3971 (ipcp_create_replace_map): Always insert replacements to the map.
3972 (ipcp_insert_stage): Do not try to insert statements by hand.
3973 * tree-inline.c (insert_init_stmt): Break out from ...
3974 (setup_one_parameter): ... here; allow NULL BB pointer.
3975 (tree_function_versioning): Use setup_one_parameter to process
3978 2008-08-23 Jan Hubicka <jh@suse.cz>
3980 * tree.c (decl_address_ip_invariant_p): New function.
3981 * tree.h (decl_address_ip_invariant_p): Declare.
3982 * gimple.c (strip_invariant_refs): Break out from ...
3983 (is_gimple_invariant_address): ... here
3984 (is_gimple_ip_invariant_address): New function.
3985 (is_gimple_ip_invariant): New function.
3986 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3989 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3990 (ipcp_lat_is_insertable): All constants are insertable.
3991 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3992 IPA_CONST_VALUE_REF.
3993 (ipcp_initialize_node_lattices): Propagate all types of operands.
3994 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3995 (ipcp_create_replace_map): Reformat.
3996 (ipcp_need_redirect_p): Simplify.
3997 (ipcp_insert_stage): Check that argument is used before clonning.
3998 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4000 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4001 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4002 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4003 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4004 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4005 * tree-inline.c (tree_function_versioning): Add variables referenced by
4008 2008-08-23 Jan Hubicka <jh@suse.cz>
4011 * i386.c (standard_80387_constant_p): Use optimize_size.
4013 2008-08-23 Ira Rosen <irar@il.ibm.com>
4015 PR tree-optimization/37161
4016 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4017 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4018 (vect_determine_vectorization_factor): Move the scalar type
4019 retrieval to vect_get_smallest_scalar_type.
4020 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4021 scalar type. Remove redundant computation.
4022 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
4023 (vect_get_slp_defs): Take the type of RHS into account if
4024 necessary by calling vect_get_smallest_scalar_type. Call
4025 vect_get_constant_vectors with additional argument.
4027 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4030 * doc/invoke.texi (Wwrite-strings): Clarify description.
4032 2008-08-23 Ira Rosen <irar@il.ibm.com>
4034 PR tree-optimization/37174
4035 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
4036 def stmt is a part of the loop before accessing its stmt_vec_info.
4038 2008-08-22 Anatoly Sokolov <aesok@post.ru>
4041 * config/avr/avr.md (UNSPEC_SWAP): New constants.
4042 (*swap): New insn pattern.
4043 (*ashlqi3): Rename from ashlqi3 insn pattern.
4044 (ashlqi3): New expanders.
4045 (*lshrqi3): Rename from lshrqi3 insn pattern.
4046 (lshrqi3): New expanders.
4047 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
4048 lshrqi3_const5, lshrqi3_const6): New splitters.
4049 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
4050 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
4053 2008-08-22 Richard Guenther <rguenther@suse.de>
4055 PR tree-optimization/37078
4056 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
4057 [+INF, +INF] ranges.
4059 2008-08-22 Richard Guenther <rguenther@suse.de>
4061 PR tree-optimization/37143
4062 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
4063 a conversion statement instead of a copy.
4065 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
4068 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
4069 CCCmode, CCOmode and CCSmode destination modes.
4072 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
4073 from different units in a single alternative.
4074 (*vec_extractv2sf_1): Ditto.
4075 (*vec_extractv2si_0): Ditto.
4076 (*vec_extractv2si_1): Ditto.
4077 * config/i386/sse.md (sse2_storehpd): Ditto.
4078 (sse2_storelpd): Ditto.
4079 (sse2_loadhpd): Ditto.
4080 (sse2_loadlpd): Ditto.
4083 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
4084 (popcountsi2): Ditto.
4085 (clzdi2_abm): Ditto.
4086 (popcountdi2): Ditto.
4087 (clzhi2_abm): Ditto.
4088 (popcounthi2): Ditto.
4090 2008-08-22 Richard Guenther <rguenther@suse.de>
4094 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
4095 if the multiplication does not overflow.
4097 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
4099 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
4101 2008-08-21 Richard Henderson <rth@redhat.com>
4103 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
4104 spurrious comma from test.
4105 * configure: Rebuild.
4107 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4110 * builtins.c (fold_builtin_next_arg): Add warning about undefined
4113 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
4115 * c-tree.h (grokfield): New argument.
4116 * c-decl.c (grokfield): Handle new location argument.
4117 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
4119 2008-08-21 Richard Guenther <rguenther@suse.de>
4121 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
4123 2008-08-21 Jan Hubicka <jh@suse.cz>
4125 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
4126 (cgraph_add_function_insertion_hook,
4127 cgraph_remove_function_insertion_hook,
4128 cgraph_call_function_insertion_hooks): New functions.
4129 * cgraph.h (cgraph_add_function_insertion_hook,
4130 cgraph_remove_function_insertion_hook,
4131 cgraph_call_function_insertion_hooks): Declare.
4132 * ipa-reference.c (function_insertion_hook_holder): New variable.
4133 (check_operand, look_for_address_of): When checking late, do not care
4134 about module bitmaps.
4135 (add_new_function): New function.
4136 (generate_summary): Register hooks; zero module bitmaps.
4137 (propagate): Unregister hooks.
4138 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
4139 (add_new_function): New function.
4140 (generate_summary): Register hook.
4141 (propagate): Remove hook.
4143 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
4145 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
4146 * ipa-cp.c (ipcp_update_cloned_node): New function.
4147 (build_const_val): Handle functions correctly; bring type logic
4148 into sync with tree-inline.c
4149 (ipcp_init_stage): Take care of computing stuff needed by
4150 indirect inlining; update clones.
4151 (ipcp_generate_summary): Break out of ipcp_driver.
4152 (ipcp_driver): Do only execution and transformation.
4153 (pass_ipa_cp): Make IPA_PASS.
4154 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
4156 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
4157 ipcp, some info is already available.
4158 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
4159 * tree-inline.c (remap_ssa_name): Unshare expression.
4161 2008-08-21 Richard Guenther <rguenther@suse.de>
4163 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4164 a PHI ask VN if it is already available.
4165 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4166 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4168 2008-08-21 Richard Guenther <rguenther@suse.de>
4171 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
4172 makes sure to produce a result of the correct type.
4174 2008-08-21 Jan Hubicka <jh@suse.cz>
4175 Backport from LTO branch:
4177 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4178 Jan Hubicka <jh@suse.cz>
4181 (init_state, finish_state, set_function_state, generate_summary):
4183 (scan_stmt): Renamed from scan_function. Changed to keep state in
4184 local static vars rather than cgraph aux field.
4185 (propagate): Renamed from static_execute. Changed to keep state in
4186 local static vars rather than cgraph aux field.
4187 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
4188 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
4190 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4192 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4193 * ipa-reference.c (init_function_info, generate_summary,
4194 propagate): New functions.
4195 (analyze_function): Call init_function_info.
4196 (static_execute): Stripped into generate_summary and propagate.
4197 (pass_ipa_reference): Made into ipa_opt_pass.
4199 2008-08-21 Richard Guenther <rguenther@suse.de>
4201 PR tree-optimization/37181
4202 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4204 (extract_range_from_unary_expr): Likewise.
4206 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4208 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4210 * toplev.h (pedwarn_at): Likewise.
4211 * builtins.c: Update all calls to pedwarn.
4212 * c-lex.c: Likewise.
4213 * toplev.c: Likewise.
4214 * c-tree.h: Likewise.
4215 * c-decl.c: Likewise.
4216 * c-errors.c: Likewise.
4217 * c-typeck.c: Likewise.
4218 * c-common.c: Likewise.
4219 * c-parser.c: Likewise.
4221 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4224 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4225 with MODE_VECTOR_INT mode.
4227 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4230 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4231 initialized outside the current module.
4232 (warn_uninitialized_var): Ignore left-hand side when walking the
4233 trees. Ignore address expressions. Examine VUSE operands in gimple
4234 statements with a variable declaration on the right-hand side.
4236 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4239 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4241 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4244 * c-common.c (conversion_warning): Do not warn if applying bit-and
4245 operator to unsigned constant that fits in the target type.
4247 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4250 * c-common.c (conversion_warning): Do not warn for artificial
4253 2008-08-20 Richard Guenther <rguenther@suse.de>
4255 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4256 (extract_range_from_binary_expr): Fall back to constant propagation.
4257 (extract_range_from_unary_expr): Likewise.
4259 2008-08-20 Richard Guenther <rguenther@suse.de>
4261 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4262 with TREE_THIS_VOLATILE on shared nodes.
4263 (fold_stmt_r): Likewise.
4265 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4268 * c-parser.c (c_parser_attributes): For keywords use canonical
4269 spelling for attr_name.
4271 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4273 * value-prof.c (check_counter): Revert wrong call to error.
4275 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4277 * profile.c: Update calls to inform.
4278 * value-prof.c: Update calls to inform.
4280 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4282 * diagnostic.c (inform): Add an explicit location_t parameter.
4283 * toplev.h (inform): Update declaration.
4284 * builtins.c: Update all calls to inform.
4285 * c-common.c: Likewise.
4286 * c-decl.c: Likewise.
4287 * c-opts.c: Likewise.
4288 * c-pch.c: Likewise.
4289 * c-pragma.c: Likewise.
4290 * c-typeck.c: Likewise.
4291 * coverage.c: Likewise.
4293 * toplev.c: Likewise.
4294 * tree-cfg.c: Likewise.
4295 * tree-ssa.c: Likewise.
4297 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4300 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4301 V2DI mode, for SSE4.1, use movq instead of vector set if the
4302 second element is zero and inter-unit moves are OK.
4304 2008-08-20 Richard Guenther <rguenther@suse.de>
4306 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4307 properly handle conversion/copy chains after tuplification.
4309 2008-08-20 Richard Guenther <rguenther@suse.de>
4311 * passes.c (init_optimization_passes): Move the second
4312 forwprop pass before alias computation. Remove the second
4313 DCE pass. Remove the first dominator and phi copy/const
4316 2008-08-20 Nick Clifton <nickc@redhat.com>
4318 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4319 support of this feature. Do not assume that a sufficiently new
4320 assembler will support the feature regardless of the target type.
4321 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4322 * configure: Regenerate.
4324 2008-08-20 Richard Guenther <rguenther@suse.de>
4326 * tree-vrp.c (found_in_subgraph): Remove.
4327 (live): New global static.
4328 (live_on_edge): New function.
4329 (blocks_visited): Remove.
4330 (register_edge_assert_for_2): Use live_on_edge.
4331 (find_conditional_asserts): Remove code dealing with
4332 found_in_subgraph. Do not walk the CFG.
4333 (find_switch_asserts): Likewise.
4334 (find_assert_locations_1): Renamed from find_assert_locations.
4335 Move finding assert locations for conditional and switch
4336 statements first. Update live bitmap. Do not walk the CFG.
4337 (find_assert_locations): New function.
4338 (insert_range_assertions): Remove entry of CFG walk.
4339 Adjust call to find_assert_locations.
4340 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4341 that only can appear because of fake exit edges but assert we
4342 never try to insert on those.
4343 (fini_pre): Do not remove fake exit edges here...
4344 (execute_pre): ...but here, before committing edge inserts.
4346 2008-08-19 Richard Guenther <rguenther@suse.de>
4348 * passes.c (init_optimization_passes): Exchange store-ccp
4351 2008-08-19 Rafael Espíndola <espindola@google.com>
4353 * varasm.c (weak_decls): Move earlier in the file.
4354 (assemble_external): Add weak decls to the weak_decls list.
4355 (declare_weak): Don't add decls to the weak_decls list.
4357 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4360 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4361 before (sse2_shufpd_<mode>).
4363 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4366 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4367 * tree.c (block_nonartificial_location): Likewise.
4369 2008-08-19 Richard Guenther <rguenther@suse.de>
4371 PR tree-optimization/35972
4372 PR tree-optimization/23094
4373 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4375 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4376 handle MISALIGNED_INDIRECT_REF.
4377 (get_ref_from_reference_ops): New helper.
4378 (vn_reference_lookup_pieces): Walk the use-def chain using the
4379 alias-oracle if requested.
4380 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4381 walking the use-def chain.
4382 (compute_avail): But not here.
4383 (create_component_ref_by_pieces_1): Properly handle
4384 MISALIGNED_INDIRECT_REF.
4385 (do_regular_insertion): Handle fully redundant
4386 expressions after PHI-translation also for SSA_NAME values, not
4387 only constants. Correctly use edoubleprime for that.
4389 2008-08-19 Ira Rosen <irar@il.ibm.com>
4391 * tree-vectorizer.c (supportable_widening_operation): Support
4392 multi-step conversion, return the number of steps in such conversion
4393 and the required intermediate types.
4394 (supportable_narrowing_operation): Likewise.
4395 * tree-vectorizer.h (vect_pow2): New function.
4396 (supportable_widening_operation): Change argument types.
4397 (supportable_narrowing_operation): Likewise.
4398 (vectorizable_type_promotion): Add an argument.
4399 (vectorizable_type_demotion): Likewise.
4400 * tree-vect-analyze.c (vect_analyze_operations): Call
4401 vectorizable_type_promotion and vectorizable_type_demotion with
4402 additional argument.
4403 (vect_get_and_check_slp_defs): Detect patterns.
4404 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4406 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4407 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4408 according to the smallest type in the loop.
4409 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4410 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4411 supportable_widening_operation with correct arguments.
4412 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4413 operands lists according to the number of vector statements in left
4414 or right node, if exists.
4415 (vect_gen_widened_results_half): Remove unused argument.
4416 (vectorizable_conversion): Call supportable_widening_operation,
4417 supportable_narrowing_operation, and vect_gen_widened_results_half
4418 with correct arguments.
4419 (vectorizable_assignment): Change documentation, support multiple
4421 (vectorizable_operation): Likewise.
4422 (vect_get_loop_based_defs): New function.
4423 (vect_create_vectorized_demotion_stmts): Likewise.
4424 (vectorizable_type_demotion): Support loop-aware SLP and general
4425 multi-step conversion. Call vect_get_loop_based_defs and
4426 vect_create_vectorized_demotion_stmts for transformation.
4427 (vect_create_vectorized_promotion_stmts): New function.
4428 (vectorizable_type_promotion): Support loop-aware SLP and general
4429 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4431 (vectorizable_store): Change documentation, support multiple
4433 (vectorizable_load): Likewise.
4434 (vect_transform_stmt): Pass SLP_NODE to
4435 vectorizable_type_promotion and vectorizable_type_demotion.
4436 (vect_schedule_slp_instance): Move here the calculation of number
4437 of vectorized statements for each node from...
4438 (vect_schedule_slp): ... here.
4439 (vect_transform_loop): Call vect_schedule_slp without the last
4442 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4445 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4446 to == in assert statement.
4447 (vectorizable_reduction): Fix typo.
4449 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4452 * value-prof.c (check_counter): Dereference pointer to overall
4453 count when printing it.
4455 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4457 * profile.h: Really add it.
4459 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4461 * mcf.c: Really add it.
4463 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4464 Vinodha Ramasamy <vinodha@google.com>
4466 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4468 * value-prof.c (check_counter): Fix the counter if
4469 flag_profile_correction is true.
4470 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4471 tree_mod_subtract_transform):
4472 Follow check_counter parameter change.
4473 * common.opt (fprofile-correction): New option.
4475 * profile.h: Likewise.
4476 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4477 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4478 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4480 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4481 flag_profile_correction is set.
4483 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4485 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4487 2008-08-18 Tomas Bily <tbily@suse.cz>
4489 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4490 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4492 * tree-data-ref.c (split_constant_offset_1): Likewise.
4493 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4494 * tree-sra.c (sra_walk_expr): Likewise.
4495 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4496 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4497 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4498 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4500 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4501 * tree-vect-transform.c (vectorizable_type_demotion)
4502 (vectorizable_type_promotion): Likewise.
4503 * tree-inline.c (expand_call_inline):
4504 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4505 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4506 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4507 * expr.c (expand_expr_real_1): Likewise.
4508 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4509 (gimple_assign_unary_useless_conversion_p): Likewise.
4510 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4511 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4512 * fold-const.c (fold_unary): Likewise.
4513 * tree.h (CONVERT_EXPR_P): Likewise.
4514 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4515 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4517 (register_edge_assert_for_2, extract_range_from_unary_expr)
4518 (register_edge_assert_for_1): Likewise.
4520 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4522 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4523 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4524 (enum real_value_const): Delete.
4525 (get_real_const): Delete.
4526 * real.c (get_real_const): Delete.
4527 (dconst_e_ptr): Define.
4528 (dconst_third_ptr): Define.
4529 (dconst_sqrt2_ptr): Define.
4530 * builtins.c: Update all callers.
4532 2008-08-18 Richard Guenther <rguenther@suse.de>
4534 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4535 statement iterator after statement removal.
4537 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4539 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4540 (detect_processor_freebsd): Likewise.
4541 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4543 2008-08-18 Richard Guenther <rguenther@suse.de>
4545 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4546 and loads have the correct types.
4548 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4551 * c-opts.c (cpp_opts): Remove static.
4552 * c-parser.c (cpp_opts): Declare it extern.
4553 (disable_extension_diagnostics): Handle cpp options.
4554 (enable_extension_diagnostics): Likewise.
4556 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4558 * diagnostics.c (permerror_at): Rename as permerror.
4559 (permerror): Delete.
4560 * toplev.h: Likewise.
4562 2008-08-18 Richard Guenther <rguenther@suse.de>
4564 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4565 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4566 Move call_cdce before build_alias. Move copyrename2,
4567 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4568 right after final inlining.
4569 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4570 (pass_build_cfg): But instead via TODO_dump_func.
4572 2008-08-18 Richard Guenther <rguenther@suse.de>
4574 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4576 (scalarize_init): If we failed to generate some initializers
4577 do not generate zeros for not instantiated members. Instead
4578 rely on the copy out.
4579 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4580 about missing flow-sensitive alias info only if we have
4583 2008-08-17 Nick Clifton <nickc@redhat.com>
4585 * doc/extend.texi (Function Attributes): Fix typo in description
4586 if hot function attribute.
4588 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4589 Richard Sandiford <rdsandiford@googlemail.com>
4591 * doc/install.texi (--with-mips-plt): Document.
4592 * doc/invoke.texi (-mplt, -mno-plt): Document.
4593 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4594 and handle ${with_mips_plt}.
4595 * config/mips/mips.opt (mplt): New option.
4596 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4597 (TARGET_ABICALLS_PIC2): Likewise.
4598 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4599 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4600 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4601 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4602 to decide whether to output ".option picX" directives.
4603 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4604 Pass -call_nonpic rather than -KPIC for -mplt.
4605 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4606 on the command line. Also remove it when -mabi=64 is used without
4608 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4609 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4610 TARGET_ABICALLS_PIC0.
4611 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4613 (mips16_build_function_stub): Only output ".option pic" directives
4614 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4615 (mips16_build_call_stub): Fix comment and remove redundant
4616 ".set at"/"set .noat" directives.
4617 (mips_function_rodata_section): Use the default behaviour for
4618 TARGET_ABSOLUTE_ABICALLS.
4619 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4620 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4621 (mips_restore_gp): Do nothing if the current function doesn't use
4623 (mips_expand_prologue): Only save $gp if the current function uses it.
4624 Use a normal move for TARGET_ABICALLS_PIC0.
4625 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4627 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4629 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4630 of function when handling GLOBAL_POINTER_REGNUM.
4632 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4635 * common.opt (-fstack-check): Do not declare the variable here.
4636 (-fstack-check=): New option variant.
4637 * doc/invoke.texi (Code Gen Options): Document it.
4638 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4639 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4640 (STACK_CHECK_STATIC_BUILTIN): New macro.
4641 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4642 * opts.c: Include expr.h.
4643 (common_handle_option) <OPT_fold_stack_check_>: New case.
4644 <OPT_fstack_check>: Likewise.
4645 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4646 consistently in the test for variable-sized types. Adjust for
4647 new behaviour of flag_stack_check.
4648 * explow.c: Include except.h.
4649 (allocate_dynamic_stack_space): Do not take into account
4650 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4651 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4652 for variable-sized parameters. Treat all parameters whose size is
4653 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4654 stack checking is enabled.
4655 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4656 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4657 if generic stack checking is enabled.
4658 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4659 * reload1.c (reload): Likewise.
4660 * stmt.c (expand_decl): Assert that all automatic variables have
4661 fixed size at this point and remove dead code.
4662 * flags.h (stack_check_type): New enumeration type.
4663 (flag_stack_check): Declare.
4664 * toplev.c (flag_stack_check): New global variable.
4665 * Makefile.in (opts.o): Add dependency on EXPR_H.
4666 (explow.o): Add dependency on except.h.
4668 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4670 * config/avr/avr.c (avr_override_options): Reduce value of
4671 PARAM_INLINE_CALL_COST.
4673 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4675 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4676 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4677 lieu of TYPE_MODE (type) throughout.
4679 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4681 * config/arm/arm.c (add_minipool_backward_ref): Check for
4682 8-byte-aligned entries in second case of forcing insertion after a
4683 particular entry. Change third case to avoid inserting
4684 non-8-byte-aligned entries before 8-byte-aligned ones.
4686 2008-08-15 Richard Guenther <rguenther@suse.de>
4688 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4689 strip components for unknown size accesses.
4691 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4693 * config/s390/2097.md New file.
4694 * config/s390/s390.md ("z10prop" attribute): Define none,
4695 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4696 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4697 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4698 possible values and apply them to insns as appropriate.
4699 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4700 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4701 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4702 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
4703 ("bfp" mode attribute): Removed. Every occurence replaced
4705 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4706 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4709 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4712 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4715 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4717 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4718 additional argument. Support reduction when duplication is needed due
4719 to data-types of different sizes in the loop.
4720 (get_initial_def_for_induction): Fix printout.
4721 (vect_get_vec_def_for_stmt_copy): Support case where the
4722 vec_stmt_for_operand is a phi node.
4723 (vectorizable_reduction): Support reduction when duplication is needed
4724 due to data-types of different sizes in the loop.
4725 (vectorizable_call): Remove restriction to not vectorize in case we
4726 have data-types of different sizes in the loop.
4727 (vectorizable_conversion): Likewise.
4728 (vectorizable_operation): Likewise.
4729 (vectorizable_type_demotion): Likewise.
4730 (vectorizable_type_promotion): Likewise.
4731 (vectorizable_induction): Add restriction to not vectorize in case
4732 we have data-types of different sizes in the loop.
4734 2008-08-14 Christophe Saout <christophe@saout.de>
4735 Uros Bizjak <ubizjak@gmail.com>
4738 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4739 (*vec_concatv2di_rex64_sse4_1): Ditto.
4740 (*vec_concatv2di_rex64_sse): Ditto.
4742 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4745 * fold-const.c (fold_widened_comparison): Do not allow
4746 sign changes that change the result even if shorter type
4747 is wider than arg1_unw's type.
4749 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4751 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4752 Skip if the multilib testing specifies -march that does not
4753 agree with the one specified in the testcase.
4755 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4757 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4758 zero extend SImode values being converted to TFmode before passing
4761 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4763 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4764 __PPU__ when targeting the Cell/B.E. PPU processor.
4766 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4768 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4769 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4770 Rematerialize the static chain, if any.
4771 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4774 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4776 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4777 (new_loc_descr): Likewise.
4778 (add_loc_descr): Likewise.
4779 (size_of_loc_descr): Likewise.
4780 (size_of_locs): Likewise.
4781 (output_loc_operands): Likewise.
4782 (output_loc_sequence): Likewise.
4783 (new_reg_loc_descr): New.
4784 (build_cfa_loc): Use it.
4785 (build_cfa_aligned_loc): Likewise.
4786 (one_reg_loc_descriptor): Likewise.
4787 (based_loc_descr): Likewise.
4789 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4792 * doc/invoke.texi (Wmain): Update.
4793 * c-decl.c (start_decl): warn_main is only 0 or 1.
4794 (start_function): Likewise. Fix formatting.
4795 (finish_function): Delete redundant warning.
4796 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4797 * c-opts (c_common_handle_option): -Wall only has effect if
4798 warn_main is uninitialized. OPT_Wmain is automatically
4799 handled. -pedantic also enables Wmain.
4800 (c_common_post_options): Handle all logic for Wmain here.
4801 * c-common.c (warn_main): Delete.
4802 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
4803 * c-common.h (warn_main): Delete.
4805 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4808 * expr.c (emit_group_store): Allocate stack temp with the
4809 largest alignment when copying from register to stack.
4811 2008-08-13 Richard Guenther <rguenther@suse.de>
4813 * tree.h (maybe_fold_offset_to_address): Declare.
4814 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4815 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4816 Likewise for POINTER_PLUS_EXPR.
4817 (maybe_fold_offset_to_reference): Enable disabled code.
4818 (maybe_fold_offset_to_address): New function.
4819 (fold_stmt_r): Use it.
4820 (fold_gimple_assign): Likewise.
4821 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4822 (gimplify_expr): Likewise.
4824 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4826 * toplev.h (pedwarn_at): Fix declaration.
4828 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4830 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4831 LINK_SPEC): Use %R in -Y P argument.
4833 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4836 * diagnostic.c (pedwarn_at): New.
4837 * toplev.h (pedwarn_at): Declare.
4838 * c-tree.h (build_enumerator): Update declaration.
4839 * c-decl.c (finish_enum): Update comment.
4840 (build_enumerator): Take a location parameter. Give a pedwarn but do
4841 not perform any conversion.
4842 * c-parser.c (c_parser_enum_specifier): Set correct location for
4845 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4848 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4849 expressions except for conversions to signed:1 bitfields. Handle
4850 COND_EXPR with constant operands.
4852 2008-08-13 Richard Guenther <rguenther@suse.de>
4854 PR tree-optimization/15255
4855 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4856 (struct oecount_s): New struct and VEC types.
4858 (oecount_hash): New function.
4859 (oecount_eq): Likewise.
4860 (oecount_cmp): Likewise.
4861 (zero_one_operation): New function.
4862 (build_and_add_sum): Likewise.
4863 (undistribute_ops_list): Perform un-distribution of multiplication
4864 and division on the chain of summands.
4865 (should_break_up_subtract): Also break up subtracts for factors.
4866 (reassociate_bb): Delete dead visited statements.
4867 Call undistribute_ops_list. Re-sort and optimize if it did something.
4868 * passes.c (init_optimization_passes): Move DSE before
4870 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4873 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4875 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4877 * doc/invoke.texi: Revert unintended checkin.
4879 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4882 * gcc.c (include_spec_function): Tweak call to find_a_file.
4884 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4887 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4888 and TRUTH_ORIF_EXPR.
4889 * dojump.c (do_jump): Likewise.
4891 PR tree-optimization/37084
4892 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4893 if id->regimplify, don't assume stmt is a cast assignment.
4895 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4897 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4899 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4902 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4905 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4907 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4908 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4910 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4911 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4912 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4913 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4914 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4916 * doc/tm.texi (Storage Layout): Remove documentation for
4917 TARGET_FLOAT_FORMAT.
4919 * simplify-rtx.c (simplify_binary_operation_1): Replace
4920 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4922 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4924 * real.h (struct real_format): New member has_sign_dependent_rounding.
4925 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4926 spu_single_format, ieee_double_format, mips_double_format,
4927 motorola_double_format, ieee_extended_motorola_format,
4928 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4929 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4930 mips_extended_format, ieee_quad_format, mips_quad_format,
4931 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4932 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4934 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4935 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4936 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4937 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4938 (ROUND_TOWARDS_ZERO): Likewise.
4940 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4941 (FLOAT_MODE_FORMAT): New macro.
4942 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4943 (MODE_COMPOSITE_P): ... this new macro.
4944 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4945 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4946 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4948 * flags.h: Include "real.h".
4950 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4951 REAL_MODE_FORMAT_COMPOSITE_P.
4952 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4954 * doc/tm.texi (Storage Layout): Remove documentation of
4955 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4956 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4957 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4958 they only apply to libgcc2.a.
4960 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4962 * config/spu/float_disf.c: New file.
4963 * config/spu/float_unsdisf.c: New file.
4964 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4965 (LIB2FUNCS_EXCLUDE): Define.
4967 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4968 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4970 * real.h (struct real_format): New member round_towards_zero.
4971 * real.c (round_for_format): Respect fmt->round_towards_zero.
4972 (ieee_single_format, mips_single_format, motorola_single_format,
4973 spu_single_format, ieee_double_format, mips_double_format,
4974 motorola_double_format, ieee_extended_motorola_format,
4975 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4976 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4977 mips_extended_format, ieee_quad_format, mips_quad_format,
4978 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4979 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4981 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4982 real_format to choose rounding mode when calling MPFR functions.
4983 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4984 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4986 * real.h (real_to_decimal_for_mode): Add prototype.
4987 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4988 Respect target rounding mode when generating decimal representation.
4989 (real_to_decimal): New stub for backwards compatibility.
4990 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4991 real_to_decimal_for_mode instead of real_to_decimal.
4993 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4995 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4996 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4998 * real.c (spu_single_format): New variable.
4999 * real.h (spu_single_format): Declare.
5001 * config/spu/spu.c (spu_override_options): Install SFmode format.
5002 (spu_split_immediate): Use integer mode to operate on pieces of
5003 floating-point values in all cases.
5005 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5006 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5007 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5009 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5011 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5013 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5015 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5017 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5020 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5021 on the VAR_DECL instead of TYPE_READONLY on its type.
5023 2008-08-12 Ira Rosen <irar@il.ibm.com>
5025 * tree-vectorizer.c: Depend on langhooks.h.
5026 (supportable_widening_operation): Add two arguments. Support double
5028 (supportable_narrowing_operation): Likewise.
5029 * tree-vectorizer.h (supportable_widening_operation): Add two
5031 (supportable_narrowing_operation): Likewise.
5032 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
5033 supportable_widening_operation with correct arguments.
5034 * tree-vect-transform.c (vectorizable_conversion): Likewise.
5035 (vectorizable_type_demotion): Support double type conversions.
5036 (vectorizable_type_promotion): Likewise.
5037 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
5039 2008-08-11 Michael Matz <matz@suse.de>
5041 * i386/i386.c (override_options): Move initialisation from
5042 flag_schedule_insns_after_reload to here from ...
5043 (optimization_options): ... here.
5045 2008-08-11 Jakub Jelinek <jakub@redhat.com>
5047 PR rtl-optimization/36998
5048 * dwarf2out.c (compute_barrier_args_size_1,
5049 compute_barrier_args_size): Temporarily remove assertions.
5051 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5054 * tree-ssa.c (struct walk_data): Add new flag
5055 warn_possibly_uninitialized.
5056 (warn_uninitialized_var): Use it.
5057 (warn_uninitialized_vars): New.
5058 (execute_early_warn_uninitialized): Call it.
5059 (execute_late_warn_uninitialized): Likewise.
5061 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5064 * reload1.c (gen_reload): Guard calls to get_secondary_mem
5067 2008-08-09 Jan Hubicka <jh@suse.cz>
5070 * optabs.c (maybe_emit_unop_insn): Remove produced code if
5072 (expand_fix): Be prepared for expansion to fail.
5073 (expand_sfix_optab): Remove instructions if expansion failed.
5075 2008-08-09 Anatoly Sokolov <aesok@post.ru>
5077 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
5079 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
5080 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5082 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5084 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
5085 mips/t-libgcc-mips16 to tmake_file.
5086 * config/mips/mips-protos.h (mips_call_type): New enum.
5087 (mips_pic_base_register, mips_got_load): Declare.
5088 (mips_restore_gp): Take an rtx argument.
5089 (mips_use_pic_fn_addr_reg_p): Declare.
5090 (mips_expand_call): Replace the sibcall_p argument with
5091 a mips_call_type argument. Add a lazy_p parameter.
5092 (mips_split_call): Declare.
5093 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
5094 (MIPS16_PIC_TEMP): Likewise.
5095 (reg_class): Delete M16_NA_REGS.
5096 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5097 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
5098 (mips_split_hi_p): Declare.
5099 * config/mips/mips.c (mips_split_hi_p): New array.
5100 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
5101 (mips_got_symbol_type_p): New function.
5102 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
5103 (mips16_stub_function_p): New function.
5104 (mips16_local_function_p): Likewise.
5105 (mips_use_pic_fn_addr_reg_p): Likewise.
5106 (mips_cannot_force_const_mem): Return false for HIGHs.
5107 Extend CONST_INT and symbolic handling to MIPS16, using
5108 mips_symbol_insns to check that the base symbol type is a
5109 legitimate constant. Reject GOT-based constants if
5110 TARGET_MIPS16_PCREL_LOADS.
5111 (mips_const_insns): Check targetm.cannot_force_const_mem when
5112 decomposing a symbolic base and a large offset.
5113 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
5114 When calling a function that needs $25 from MIPS16 code,
5115 move the target address into $25 separately and add a USE
5117 (mips16_gp_pseudo_reg): Insert the initializer immediately
5118 before the first real insn.
5119 (mips_pic_base_register, mips_got_load): New functions.
5120 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
5121 parameter to LOW_OUT. Say that it can be any valid SET_SRC
5122 when splitting a load-address operation. Split SYMBOL_GOT_DISP
5123 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
5124 (mips_call_tls_get_addr): Update the call to mips_expand_call,
5125 also passing NULL_RTX rather than const0_rtx as the aux argument.
5126 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
5127 instead of TARGET_EXPLICIT_RELOCS.
5128 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
5129 (mips_load_call_address): Replace the sibcall_p argument with
5130 a mips_call_type argument. Use mips_got_load.
5131 (mips16_local_alias): New structure.
5132 (mips16_local_aliases): New variable.
5133 (mips16_local_aliases_hash): New function.
5134 (mips16_local_aliases_eq): Likewise.
5135 (mips16_local_alias): Likewise.
5136 (mips16_stub_function): Likewise.
5137 (mips16_build_function_stub): Create a local alias for the target
5138 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
5139 .cpload directive and an R_MIPS_NONE relocation for the target
5140 function, then load the alias rather than the function itself.
5141 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
5142 (mips16_copy_fpr_return_value): Use mips16_stub_function and
5143 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
5144 (mips16_build_call_stub): Replace the FN parameter with an
5145 FN_PTR parameter. Force the address into a register if it
5146 isn't a call_insn_operand; don't rely on the caller to do this.
5147 If a call to a locally-defined and locally-binding MIPS16
5148 function must be made indirectly, redirect the call to the
5149 function's local alias. Use mips16_stub_function_p,
5150 mips16_stub_function, mips_expand_call and use_reg.
5151 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
5152 Use explicit %hi and %lo accesses where possible.
5153 Use MIPS_CALL to generate the correct code form of a
5154 jal instruction. Add clobbers of $18 instead of uses.
5155 Update the call to mips_emit_call_insn.
5156 (mips_expand_call): Replace the SIBCALL_P argument with a
5157 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
5158 Take a LAZY_P parameter. Call mips16_build_call_stub first,
5159 allowing it to modify the call address. Update the calls to
5160 mips_load_call_address and mips_emit_call_insn.
5161 (mips_split_call): New function.
5162 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
5163 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
5164 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
5165 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
5166 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
5168 (mips_cprestore_slot): New function.
5169 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
5170 and use mips_cprestore_slot.
5171 (mips_output_function_prologue): Handle TARGET_MIPS16 for
5173 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
5174 then use a copygp_mips16 instruction to set up $28.
5175 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
5176 (mips16_lay_out_constants): Call split_all_insns_noflow.
5177 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
5178 false if TARGET_MIPS16.
5179 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
5180 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
5181 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
5182 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
5183 MIPS16 code. Allow MIPS16 o32 PIC.
5184 (mips_override_options): Allow MIPS16 o32 PIC.
5185 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
5186 after reload if TARGET_USE_GOT.
5187 (UNSPEC_COPYGP): New constant.
5188 (length): Use a default length of 8 for MIPS16 GOT loads.
5189 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5190 (*got_page<mode>): Check mips_split_hi_p.
5191 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5192 (unspec_got<mode>, unspec_call<mode>): New expanders.
5193 (load_got<mode>, load_call<mode>): Remove the length attributes.
5194 Use a got attribute instead of a type attribute.
5195 (copygp_mips16): New insn.
5196 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5197 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5198 (sibcall, sibcall_value, call, call_value): Update the calls
5199 to mips_expand_call.
5200 (call_internal, call_value_internal): Use mips_split_call.
5201 (call_value_multiple_internal): Likewise.
5202 (call_split): Move after call_internal (the insn it is split from).
5203 (call_internal_direct, call_value_internal_direct): Turn into
5204 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5205 (call_direct_split, call_value_direct_split): New patterns.
5206 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5207 and use M16_REGS instead of M16_NA_REGS.
5208 * config/mips/predicates.md (const_call_insn_operand): Replace
5209 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5210 mips_use_pic_fn_addr_reg_p check.
5211 (move_operand): Reject HIGHs if mips_split_hi_p.
5212 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5213 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5214 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5215 * config/mips/libgcc-mips16.ver: New file.
5216 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5217 $(srcdir)/config/mips/libgcc-mips16.ver.
5219 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5221 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
5222 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5223 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5224 (mips16_cfun_returns_in_fpr_p): Likewise.
5226 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5228 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5229 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5230 rather than 4 to PC.
5232 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5234 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5235 (FUNCTION_PROFILER): Save the static chain pointer into $2
5236 beforehand and restore it aftewards.
5237 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5238 address directly into $25 and call the function through $25;
5239 do not clobber $3. Pad the DImode version to cover the space
5240 left by the deleted $25 <- $3 move.
5241 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5242 the removal of the $25 <- $3 move.
5243 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5244 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5246 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5247 Daniel Jacobowitz <dan@codesourcery.com>
5249 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5250 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5251 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5252 * config/mips/mips.c (mips_start_function_definition): New function.
5253 (mips_end_function_definition): Likewise.
5254 (mips_output_function_prologue): Use mips_start_function_definition.
5255 (mips_output_function_epilogue): Use mips_end_function_definition.
5256 (build_mips16_function_stub): Use mips_start_function_definition
5257 and mips_end_function_definition.
5258 (build_mips16_call_stub): Likewise.
5260 2008-08-09 Richard Guenther <rguenther@suse.de>
5262 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5263 * gimple.h (gimple_call_fn): Adjust comment.
5264 (gimple_call_set_fndecl): New function.
5265 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5266 longer having bare FUNCTION_DECL operand.
5267 (gimple_call_return_type): Likewise.
5268 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5270 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5271 (gimple_mod_pow2): Likewise.
5272 (gimple_mod_subtract): Likewise.
5273 (gimple_ic): Likewise.
5274 (gimple_stringop_fixed_value): Likewise.
5275 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5276 longer having bare FUNCTION_DECL operand.
5277 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5278 * omp-low.c (optimize_omp_library_calls): Likewise.
5279 * cgraphunit.c (update_call_expr): Likewise.
5280 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5281 (execute_convert_to_rsqrt): Likewise.
5282 * cfgexpand.c (gimple_to_tree): Simplify.
5283 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5284 bare FUNCTION_DECL operand.
5285 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5286 (convert_gimple_call): Use gimple_call_fndecl.
5287 * c-common.c (c_warn_unused_result): Likewise.
5289 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5292 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5293 (c_finish_return): Likewise.
5294 (c_start_case): Likewise.
5295 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
5296 * c-parser.c (c_parser_condition): New. Call
5297 verify_sequence_points.
5298 (c_parser_paren_condition): Call c_parser_condition.
5299 (c_parser_for_statement): Call c_parser_condition.
5301 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5304 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5305 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5306 Moved from diagnostic.h
5307 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5309 (emit_diagnostic): New.
5310 (warning0, pedwarn0): Delete.
5311 (warning, warning_at, pedwarn, permerror): Return bool.
5312 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5313 Moved to diagnostic.c.
5314 (struct diagnostic_context): Use correct type for
5315 classify_diagnostic.
5316 (diagnostic_report_diagnostic): Update declaration.
5317 (emit_diagnostic): Declare.
5318 * errors.c (warning): Return bool.
5319 * errors.h (warning): Update declaration.
5320 * toplev.h (warning0, pedwarn0): Delete.
5321 (warning, warning_at, pedwarn, permerror): Return bool.
5322 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5323 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5324 inform. Update all calls.
5325 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5326 before giving informative note.
5327 (implicit_decl_warning): Likewise.
5328 * c-typeck.c (build_function_call): Likewise.
5329 * tree-sssa.c (warn_uninit): Likewise.
5330 * builtins.c (gimplify_va_arg_expr): Likewise.
5332 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5335 * doc/invoke.texi (-Wextra): Move warning from here...
5336 (-Wuninitialized): ... to here.
5338 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5341 * flags.h (set_Wunused): Delete
5342 * toplev.c (process_options): Handle Wunused flags here.
5343 * opts.c (maybe_warn_unused_parameter): Delete.
5344 (common_handle_option): Replace set_Wunused by warn_unused.
5345 (set_Wextra): Do not handle Wunused-parameter here.
5346 (set_Wunused): Delete.
5347 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5349 * common.opt (Wunused): Add Var and Init.
5350 (Wunused-function): Likewise.
5351 (Wunused-label): Likewise.
5352 (Wunused-parameter): Likewise.
5353 (Wunused-value): Likewise.
5354 (Wunused-variable): Likewise.
5356 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5358 * doc/invoke.texi: Add cpu_type power7.
5359 * config.in (HAVE_AS_VSX): New.
5360 * config.gcc: Add cpu_type power7.
5361 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5363 * configure: Regenerate.
5364 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5366 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5367 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5368 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5370 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5372 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5373 type to vectorize.builtin_conversion.
5374 (vectorizable_conversion): Likewise.
5375 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5376 integral type as input.
5377 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5379 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5380 and ALTIVEC_BUILTIN_VCTSXS.
5381 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5384 2008-08-08 Richard Guenther <rguenther@suse.de>
5386 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5387 (surely_varying_stmt_p): Calls are varying only if they are
5388 non-builtin and not indirect or have no result.
5389 (ccp_fold): Re-instantiate code before the tuples merge.
5391 2008-08-08 Richard Guenther <rguenther@suse.de>
5393 PR tree-optimization/37056
5394 * gimple.h (gimple_assign_rhs_class): New helper function.
5395 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5396 unary operations properly.
5398 2008-08-07 Jan Hubicka <jh@suse.cz>
5400 * i386.h (ix86_size_cost): Declare.
5401 (ix86_cur_cost): New function macro.
5402 * i386.md (peepholes expanding size and splitters): Predicate by
5403 optimize_insn_for_speed_p.
5404 (peepholes reduce size and splitters): Predicate by
5405 optimize_insn_for_size_p.
5406 * i386.c (ix86_size_cost): Rename from ...
5407 (size_cost): This one.
5408 (override_options): Update.
5409 (decide_alg): Likewise.
5410 (ix86_expand_clear): Use RTL profile.
5411 (ix86_pad_returns): Use RTL profile.
5413 2008-08-07 Jan Hubicka <jh@suse.cz>
5415 * recog.c (split_all_insns): Set RTL profile
5416 (peephole2_optimize): Likewise.
5417 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5418 * combine.c (combine_instructions): Likewise.
5420 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5422 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5424 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5426 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5427 value in a6 after the set_frame_ptr insn.
5429 2008-08-07 Richard Henderson <rth@redhat.com>
5432 * gcc.c (cpp_options): Pass along -g*.
5434 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5436 * config/arm/arm.c (output_move_neon): Update comment describing
5437 big-endian vector layout.
5438 (arm_assemble_integer): Do not handle big-endian NEON vectors
5440 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5441 neon_vget_lane<mode>_sext_internal,
5442 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5443 element indices for big-endian.
5445 2008-08-07 Richard Henderson <rth@redhat.com>
5447 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5448 * configure, config.in: Rebuild.
5449 * debug.h (dwarf2out_do_cfi_asm): Declare.
5450 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5451 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5452 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5453 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5455 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5457 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5458 movv2si_internal): Combine into mov<mode>_internal.
5459 (movv2si_internal_2): Remove.
5461 2008-08-07 Jan Hubicka <jh@suse.cz>
5464 * i386.md (single stringop patterns): Enable unconditionally.
5466 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5469 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
5471 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5472 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5474 * config/i386/sse.md (sse2_movq128): New.
5476 * doc/extend.texi: Document __builtin_ia32_movq128.
5478 2008-08-07 Richard Guenther <rguenther@suse.de>
5481 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5482 pointers can access anything.
5484 2008-08-06 Jan Hubicka <jh@suse.cz>
5486 * optabs.c (emit_unop_insn): Break out to ...
5487 (maybe_emit_unop_insn): ... this one.
5488 (expand_sfix_optab): Use maybe variant.
5489 * optabs.h (maybe_emit_unop_insn): Declare.
5491 * i386.md (mov0 patterns): Enable by default.
5492 (FP conversion expanders): Disable expansion of code expanding
5493 sequences when instruction should be optimized for size.
5494 (single strinop patterns): Enable when optimizing for size.
5495 (string expanders): Disable expanding of code expanding sequences
5496 when optimizning instruction for size.
5497 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5499 (ix86_fp_comparison_sahf_cost): Likewise.
5500 (ix86_expand_branch): Likewise.
5501 (ix86_expand_ashl_const): Likewise.
5502 (ix86_split_ashl): Likewise.
5503 (ix86_expand_strlen): Likewise.
5504 (ix86_emit_fp_unordered_jump): Likewie.
5506 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5508 * c-common.c: Fix typo.
5509 (c_common_reswords): Activate more C++ keyword warnings.
5511 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5513 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5516 * diagnostic.c (permerror_at): New.
5517 * toplev.h (permerror_at): Declare.
5519 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5520 Ira Rosen <irar@il.ibm.com>
5522 * tree-vect-transform.c (vect_model_simple_cost): Return
5523 immediately if stmt is pure SLP.
5524 (vect_model_store_cost): Ditto.
5525 (vect_model_load_cost): Ditto.
5526 (vectorizable_store): Remove PURE_SLP check before call
5527 to vect_model_store_cost.
5528 (vect_model_store_cost): When checking whether stmt describe
5529 strided access, add a check that it is not slp_node.
5531 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5534 * c-common.c (warn_for_sign_compare): New. Handle separately the
5535 case that 'constant' is zero.
5536 * c-typeck.c (build_binary_op): Move code to c-common.c
5538 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5540 * config/alpha/alpha.c (alpha_preferred_reload_class,
5541 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5542 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5543 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5544 * config/arm/arm.md: Likewise.
5545 * config/avr/avr-protos.h (preferred_reload_class,
5546 test_hard_reg_class, avr_simplify_comparison_p,
5547 out_shift_with_cnt, class_max_nregs): Likewise.
5548 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5549 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5550 preferred_reload_class, test_hard_reg_class): Likewise.
5551 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5552 bfin_memory_move_cost, bfin_secondary_reload,
5553 bfin_output_mi_thunk): Likewise.
5554 * config/crx/crx.c (crx_secondary_reload_class,
5555 crx_memory_move_cost): Likewise.
5556 * config/frv/frv-protos.h (frv_secondary_reload_class,
5557 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5558 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5559 frv_secondary_reload_class, frv_class_likely_spilled_p,
5560 frv_class_max_nregs): Likewise.
5561 * config/h8300/h8300.c (h8300_classify_operand,
5562 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5564 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5565 * config/ia64/ia64.c (ia64_preferred_reload_class,
5566 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5567 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5568 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5570 * config/m68hc11/m68hc11.c (preferred_reload_class,
5571 m68hc11_memory_move_cost): Likewise.
5572 * config/mcore/mcore.c (mcore_secondary_reload_class,
5573 mcore_reload_class): Likewise.
5574 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5575 mips_class_max_nregs, mips_cannot_change_mode_class,
5576 mips_preferred_reload_class, mips_secondary_reload_class,
5577 mips_output_mi_thunk): Likewise.
5578 * config/mmix/mmix.c (mmix_preferred_reload_class,
5579 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5581 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5583 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5584 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5585 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5586 * config/rs6000/rs6000.c (paired_expand_vector_init,
5587 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5588 compare_section_name, rs6000_memory_move_cost): Likewise.
5589 * config/s390/s390.c (s390_emit_compare_and_swap,
5590 s390_preferred_reload_class, s390_secondary_reload,
5591 legitimize_pic_address, legitimize_tls_address,
5592 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5593 s390_class_max_nregs): Likewise.
5594 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5595 * config/s390/s390.md: Likewise.
5596 * config/score/score-protos.h (score_secondary_reload_class,
5597 score_preferred_reload_class): Likewise.
5598 * config/score/score.c (score_preferred_reload_class,
5599 score_secondary_reload_class): Likewise.
5600 * config/score/score3.c (score3_output_mi_thunk,
5601 score3_preferred_reload_class, score3_secondary_reload_class,
5602 score3_hard_regno_mode_ok): Likewise.
5603 * config/score/score3.h (score3_preferred_reload_class,
5604 score3_secondary_reload_class): Likewise.
5605 * config/score/score7.c (score7_output_mi_thunk,
5606 score7_preferred_reload_class, score7_secondary_reload_class,
5607 score7_hard_regno_mode_ok): Likewise.
5608 * config/score/score7.h (score7_preferred_reload_class,
5609 score7_secondary_reload_class): Likewise.
5610 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5611 output_branchy_insn, add_constant, gen_block_redirect,
5612 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5613 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
5614 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5615 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5616 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5617 xstormy16_preferred_reload_class): Likewise.
5618 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5619 xtensa_expand_atomic, override_options,
5620 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5622 * reorg.c (try_merge_delay_insns): Likewise.
5623 * tree.c (merge_dllimport_decl_attributes): Likewise.
5625 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5627 2008-08-06 Michael Matz <matz@suse.de>
5629 * Makefile.in (write_entries_to_file): Quote words.
5630 * gengtype.c: (read_input_line): Skip over leading white-space.
5632 2008-08-06 Marc Gauthier <marc@tensilica.com>
5634 * config.gcc: Match more processor names for Xtensa.
5635 * configure.ac: Likewise.
5636 * doc/install.texi (Specific): Likewise.
5637 * configure: Regenerate.
5639 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5641 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5642 * calls.c (avoid_likely_spilled_reg): Likewise.
5643 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5644 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5645 * config/i386/i386.c (ix86_expand_special_args_builtin,
5646 ix86_secondary_reload): Likewise.
5647 * except.c (struct eh_region, gen_eh_region_catch,
5648 remove_unreachable_regions, duplicate_eh_regions,
5649 assign_filter_values, build_post_landing_pads,
5650 sjlj_find_directly_reachable_regions, remove_eh_handler,
5651 reachable_next_level, foreach_reachable_handler,
5652 can_throw_internal_1, can_throw_external_1,
5653 collect_one_action_chain): Likewise.
5654 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5655 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5656 * function.c (update_temp_slot_address, instantiate_new_reg,
5657 instantiate_virtual_regs_in_rtx,
5658 instantiate_virtual_regs_in_insn): Likewise.
5659 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5660 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5661 gimplify_cleanup_point_expr): Likewise.
5662 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5663 * passes.c (next_pass_1): Likewise.
5664 * print-tree.c (print_node_brief, print_node): Likewise.
5665 * profile.c (branch_prob): Likewise.
5666 * tree-dump.c (dump_register): Likewise.
5667 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5669 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5670 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5671 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5672 copy_arguments_for_versioning, copy_static_chain): Likewise.
5673 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5674 add_new_name_mapping, register_new_name_mapping): Likewise.
5675 * tree-mudflap.c (mf_xform_derefs): Likewise.
5676 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5677 get_init_expr, combine_chains): Likewise.
5678 * tree-pretty-print.c (dump_generic_node): Likewise.
5679 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5680 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5681 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5682 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5684 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5687 * calls.c (expand_call): Use the biggest preferred stack
5690 2008-08-06 Michael Matz <matz@suse.de>
5693 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5694 for reused reload, instead of overwriting them.
5696 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5699 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5700 for incoming stack boundary.
5702 * function.c (assign_parm_find_entry_rtl): Update
5703 parm_stack_boundary.
5705 * function.h (rtl_data): Add parm_stack_boundary.
5707 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5708 parm_stack_boundary for incoming stack boundary.
5710 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5712 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5713 for unrepresentable subregs or treat them as equal to other regs
5714 or subregs with the same register number.
5716 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5719 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5722 2008-08-06 Jan Hubicka <jh@suse.cz>
5724 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5725 frequencies might be hot.
5727 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5729 * reload.c (find_reloads): Force constants into literal pool
5730 also if they are wrapped in a SUBREG.
5732 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5735 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5736 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5737 Don't allow predicated instructions for data speculation.
5738 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5741 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5743 * haifa-sched.c (extend_global): Split to extend_global_data and
5744 extend_region_data. Update all uses.
5745 (extend_all): Rename to extend_block_data.
5747 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5749 * sched-rgn.c (new_ready): Check if instruction can be
5750 speculatively scheduled before attempting speculation.
5751 (debug_rgn_dependencies): Remove wrongful assert.
5753 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5755 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5757 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5759 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5760 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5761 va_size, and type_size.
5763 2008-08-04 Jason Merrill <jason@redhat.com>
5766 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5767 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5769 2008-08-05 Richard Henderson <rth@redhat.com>
5771 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5772 * configure: Rebuild.
5774 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5777 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5778 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5781 2008-08-05 Richard Henderson <rth@redhat.com>
5783 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5784 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5785 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5786 * common.opt (fdwarf2-cfi-asm): New.
5787 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5788 * config.in, configure: Rebuild.
5789 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5790 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5791 (dw2_force_const_mem): Externalize.
5792 * dwarf2asm.h: Update.
5793 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5794 generate a real label.
5795 (output_cfi_directive): New.
5796 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5797 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5798 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5800 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5801 (output_loc_operands_raw, output_loc_sequence_raw): New.
5802 (output_cfa_loc_raw): New.
5804 2008-08-05 Paul Brook <paul@codesourcery.com>
5806 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5807 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5808 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5809 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5810 * config/arm/arm.h (TARGET_VFPD32): Define.
5811 (TARGET_VFP3): Use TARGET_VFPD32.
5812 (fputype): Add FPUTYPE_VFP3D16.
5813 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5814 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5815 * config/arm/arm-cores.def: Add cortex-r4f.
5816 * config/arm/arm-tune.md: Regenerate.
5818 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5820 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5821 Reword some comments throughout the file.
5823 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5824 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5825 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5826 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5828 (MFC_START_ENABLE): Remove PPU-only define.
5829 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5830 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5832 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5833 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5834 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5835 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5836 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5837 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5838 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5840 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5841 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5842 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5843 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5845 (spu_read_machine_status): Fix typo.
5847 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5849 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5850 SUBREG of multi-word hard register.
5851 * config/spu/spu.c (valid_subreg): Likewise.
5852 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5854 2008-08-04 Richard Guenther <rguenther@suse.de>
5856 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5857 the candidate with the stripped base if that base is different
5858 from the original base even for offset zero.
5860 2008-08-04 Richard Guenther <rguenther@suse.de>
5863 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5864 check for no_overflow.
5866 2008-08-04 Richard Guenther <rguenther@suse.de>
5868 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5870 2008-08-04 Paul Brook <paul@codesourcery.com>
5872 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5873 (arm_order_regs_for_local_alloc): New function.
5874 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5876 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5878 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5881 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5882 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5883 (ix86_expand_epilogue): Likewise.
5885 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5887 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5890 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5892 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5893 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5894 (*movv2sf_internal_rex64): Ditto.
5896 2008-08-03 Jan Hubicka <jh@suse.cz>
5898 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5899 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5900 * expmed.c (expand_smod_pow2): Likewise.
5902 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5905 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5906 alternative 0 of operand 1.
5907 (*vec_concatv2di_rex64_sse): Ditto.
5908 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5910 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5911 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5912 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5913 (*movv2sf_internal_rex64): Ditto.
5915 2008-08-02 Richard Guenther <rguenther@suse.de>
5918 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5919 (ssedoublesizemode): New mode attribute.
5920 (sse_shufps): Call gen_sse_shufps_v4sf.
5921 (sse_shufps_1): Macroize.
5922 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5923 (sse2_shufpd_1): Macroize.
5924 (vec_extract_odd, vec_extract_even): New expanders.
5925 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5926 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5927 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5928 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5929 (ix86_expand_vector_set): Likewise.
5930 (ix86_expand_reduc_v4sf): Likewise.
5932 2008-08-01 Doug Kwan <dougkwan@google.com>
5934 * matrix-reorg.c: Re-enable all code.
5935 (struct malloc_call_data): Change CALL_STMT to gimple type.
5936 (collect_data_for_malloc_call): Tuplify.
5937 (struct access_site_info): Change STMT to gimple type.
5938 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5939 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5940 (struct free_info): Change STMT to gimple type.
5941 (struct matrix_access_phi_node): Change PHI to gimple type.
5942 (get_inner_of_cast_expr): Remove.
5943 (may_flatten_matrices_1): Tuplify.
5944 (may_flatten_matrices): Ditto.
5945 (mark_min_matrix_escape_level): Ditto.
5946 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5947 (ssa_accessed_in_call_rhs): New
5948 (ssa_accessed_in_assign_rhs): New
5949 (record_access_alloc_site_info): Tuplify.
5950 (add_allocation_site): Ditto.
5951 (analyze_matrix_allocation_site): Ditto.
5952 (analyze_transpose): Ditto.
5953 (get_index_from_offset): Ditto.
5954 (update_type_size): Ditto.
5955 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5956 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5957 (analyze_accesses_for_phi_node): Tuplify.
5958 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5959 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5960 (analyze_matrix_accesses): Tuplify.
5961 (check_var_data): New call-back type for check_var_notmodified_p.
5962 (check_var_notmodified_p): Tuplify and use call-back struct to
5963 return statement found.
5964 (can_calculate_expr_before_stmt): Factor out statement related code
5966 (can_calculate_stmt_before_stmt): New.
5967 (check_allocation_function): Tuplify.
5968 (find_sites_in_func): Ditto.
5969 (record_all_accesses_in_func): Ditto.
5970 (transform_access_sites): Ditto.
5971 (transform_allocation_sites): Ditto.
5972 (matrix_reorg): Re-enable.
5973 (gate_matrix_reorg): Re-enable.
5975 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5977 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5978 for labels for which it hasn't been set yet. If it has been set,
5979 stop walking insns and continue with next worklist item.
5980 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5981 if the only BARRIER is at the very end of a function.
5983 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5985 * cfgexpand.c (expand_stack_alignment): Assert that
5986 stack_realign_drap and drap_rtx must match.
5988 * function.c (instantiate_new_reg): If DRAP is used to realign
5989 stack, replace virtual_incoming_args_rtx with internal arg
5992 2008-08-01 Richard Guenther <rguenther@suse.de>
5994 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5995 loop information only if we initialized it.
5996 (execute_pre): Call fini_pre with in_fre.
5997 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5998 if we do not unroll because we hit max-completely-peeled-insns.
5999 Use our estimation for consistency, do allow shrinking.
6001 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6003 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6004 with MIN_STACK_BOUNDARY.
6005 (ix86_update_stack_boundary): Likewise.
6006 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6009 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6010 (MIN_STACK_BOUNDARY): This.
6012 2008-08-01 Richard Guenther <rguenther@suse.de>
6015 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6017 2008-08-01 Richard Guenther <rguenther@suse.de>
6019 PR tree-optimization/36988
6020 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
6021 do not matter if that doesn't change volatile qualification.
6023 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
6025 * configure.ac: Do not generate libada-mk. Do not subst
6027 * libada-mk.in: Remove.
6028 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
6029 * configure: Regenerate.
6031 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
6033 * tree-pass.h: Added comment about not dumping passes with name
6034 starting with star in struct opt_pass.
6035 * passes.c (register_dump_files_1): Don't do dump for a pass with
6036 name starting with star.
6037 * doc/passes.texi (Pass manager): Mention pass names and special
6038 meaning of star prefix to avoid dump.
6040 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
6042 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
6044 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
6045 (ISA_MIPS64R2): New macro.
6046 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
6047 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
6048 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
6049 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
6050 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
6051 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
6052 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
6053 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
6054 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
6055 Move up to keep list alphabetically sorted.
6056 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
6057 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
6059 * doc/invoke.texi (MIPS Options): Add -mips64r2.
6060 (-march=@var{arch}): Add mips64r2.
6062 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6064 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
6066 2008-07-31 Steve Ellcey <sje@cup.hp.com>
6068 * expr.c (expand_assignment): Check for complete type.
6070 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6073 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
6075 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
6076 for stack alignment.
6078 * function.h (rtl_data): Add stack_realign_tried. Update comments.
6080 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
6082 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
6083 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
6085 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6087 PR rtl-optimization/36419
6088 * dwarf2out.c (barrier_args_size): New variable.
6089 (compute_barrier_args_size, compute_barrier_args_size_1): New
6091 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
6092 if not called yet in the current function, use barrier_args_size
6093 array to find the new args_size value.
6094 (dwarf2out_frame_debug): Free and clear barrier_args_size.
6096 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6099 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
6102 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6105 * dwarf2out.c (dwarf2out_args_size_adjust): New.
6106 (dwarf2out_stack_adjust): Use it.
6107 (dwarf2out_frame_debug_expr): Likewise.
6109 2008-07-31 Richard Guenther <rguenther@suse.de>
6111 PR tree-optimization/36978
6112 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
6113 the generated condition.
6115 2008-07-31 Richard Guenther <rguenther@suse.de>
6117 * passes.c (init_optimization_passes): Always call
6118 pass_early_warn_uninitialized.
6119 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
6120 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
6121 * doc/passes.texi (Warn for uninitialized variables): Adjust.
6123 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6126 * builtins.c (maybe_emit_free_warning): New function.
6127 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
6128 maybe_emit_free_warning for BUILT_IN_FREE.
6131 * dwarf2out.c (get_context_die): New function.
6132 (force_decl_die, force_type_die): Use it.
6133 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
6134 returns NULL, force generation of DW_TAG_typedef and put that into
6137 PR preprocessor/36649
6138 * c-pch.c (c_common_read_pch): Save and restore
6139 line_table->trace_includes across PCH restore.
6141 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
6144 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6146 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6149 * final.c (call_from_call_insn): Handle COND_EXEC.
6151 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6153 * builtins.c (std_gimplify_va_arg_expr): Replace
6154 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
6155 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6157 2008-07-30 Joey Ye <joey.ye@intel.com>
6158 H.J. Lu <hongjiu.lu@intel.com>
6160 * builtins.c (expand_builtin_setjmp_receiver): Replace
6161 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
6162 (expand_builtin_apply_args_1): Likewise.
6163 (expand_builtin_longjmp): Need DRAP for stack alignment.
6164 (expand_builtin_apply): Likewise.
6166 * caller-save.c (setup_save_areas): Call assign_stack_local_1
6167 instead of assign_stack_local to allow alignment reduction.
6169 * calls.c (emit_call_1): Need DRAP for stack alignment if
6171 (expand_call): Replace virtual_incoming_args_rtx with
6172 crtl->args.internal_arg_pointer.
6173 * stmt.c (expand_nl_goto_receiver): Likewise.
6175 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
6176 alignment and store to stack_alignment_estimated and
6177 max_used_stack_slot_alignment.
6178 (expand_one_var): Likewise.
6179 (expand_stack_alignment): New function.
6180 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
6181 and stack_alignment_estimated fields in rtl_data. Call
6182 expand_stack_alignment at end.
6184 * defaults.h (INCOMING_STACK_BOUNDARY): New.
6185 (MAX_STACK_ALIGNMENT): Likewise.
6186 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6187 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6189 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6190 stack alignment when generating virtual registers.
6192 * function.c (assign_stack_local): Renamed to ...
6193 (assign_stack_local_1): This. Add a parameter to indicate
6194 if it is OK to reduce alignment.
6195 (assign_stack_local): Use it.
6196 (instantiate_new_reg): Instantiate virtual incoming args rtx
6197 to vDRAP if stack realignment and DRAP is needed.
6198 (assign_parms): Collect parameter/return type alignment and
6199 contribute to stack_alignment_estimated.
6200 (locate_and_pad_parm): Likewise.
6201 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6202 with crtl->args.internal_arg_pointer.
6204 * function.h (rtl_data): Add new field drap_reg,
6205 max_used_stack_slot_alignment, stack_alignment_estimated,
6206 stack_realign_needed, need_drap, stack_realign_processed and
6207 stack_realign_finalized.
6208 (stack_realign_fp): New macro.
6209 (stack_realign_drap): Likewise.
6211 * global.c (compute_regsets): Frame pointer is needed when
6212 stack is realigned. Can eliminate frame pointer when stack is
6213 realigned and dynamic realigned argument pointer isn't used.
6215 * reload1.c (update_eliminables): Frame pointer is needed
6216 when stack is realigned.
6217 (init_elim_table): Can eliminate frame pointer when stack is
6218 realigned and dynamic realigned argument pointer isn't used.
6220 * rtl.h (assign_stack_local_1): Declare new funtion.
6222 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6223 (TARGET_GET_DRAP_RTX): Likewise.
6224 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6225 TARGET_GET_DRAP_RTX.
6227 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6229 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6230 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6232 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6233 H.J. Lu <hongjiu.lu@intel.com>
6235 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6236 vdrap_reg, stack_realign and drap_reg_saved.
6237 (add_cfi): Don't allow redefining CFA when DRAP is used.
6238 (reg_save): Handle stack alignment.
6239 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6240 alignment. Don't generate DWARF information for (set fp sp)
6242 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6244 (int_loc_descriptor): Move prototype forward. Also define if
6245 DWARF2_UNWIND_INFO is true.
6246 (output_cfa_loc): Handle DW_CFA_expression.
6247 (build_cfa_aligned_loc): New.
6248 (based_loc_descr): Update assert for stack realign. For local
6249 variables, use sp+offset when stack is aligned without drap and
6250 fp+offset when stack is aligned with drap. For arguments, use
6251 cfa+offset when drap is used to align stack.
6253 2008-07-30 Joey Ye <joey.ye@intel.com>
6254 H.J. Lu <hongjiu.lu@intel.com>
6256 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6258 (ix86_gen_andsp): New.
6259 (ix86_user_incoming_stack_boundary): Likewise.
6260 (ix86_default_incoming_stack_boundary): Likewise.
6261 (ix86_incoming_stack_boundary): Likewise.
6262 (ix86_can_eliminate): Likewise.
6263 (find_drap_reg): Likewise.
6264 (ix86_update_stack_boundary): Likewise.
6265 (ix86_get_drap_rtx): Likewise.
6266 (ix86_finalize_stack_realign_flags): Likewise.
6267 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6268 (TARGET_GET_DRAP_RTX): Likewise.
6269 (override_options): Overide option value for new options.
6270 (ix86_function_ok_for_sibcall): Remove check for
6271 force_align_arg_pointer.
6272 (ix86_handle_cconv_attribute): Likewise.
6273 (ix86_function_regparm): Likewise.
6274 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6275 (ix86_va_start): Replace virtual_incoming_args_rtx with
6276 crtl->args.internal_arg_pointer.
6277 (ix86_select_alt_pic_regnum): Check DRAP register.
6278 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6279 (ix86_compute_frame_layout): Compute frame layout wrt stack
6281 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6282 (ix86_expand_prologue): Decide if stack realignment is needed
6283 and generate prologue code accordingly.
6284 (ix86_expand_epilogue): Generate epilogue code wrt stack
6285 realignment is really needed or not.
6287 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6288 (ABI_STACK_BOUNDARY): Likewise.
6289 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6290 (STACK_REALIGN_DEFAULT): Likewise.
6291 (INCOMING_STACK_BOUNDARY): Likewise.
6292 (MAX_STACK_ALIGNMENT): Likewise.
6293 (ix86_incoming_stack_boundary): Likewise.
6294 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6295 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6296 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6297 (machine_function): Remove force_align_arg_pointer.
6299 * config/i386/i386.md (BX_REG): New.
6300 (R13_REG): Likewise.
6302 * config/i386/i386.opt (mforce_drap): New.
6303 (mincoming-stack-boundary): Likewise.
6304 (mstackrealign): Add Init(-1).
6306 * config/i386/i386-protos.h (ix86_can_eliminate): New
6308 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6310 * doc/extend.texi: Update force_align_arg_pointer.
6312 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6315 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6316 (INCOMING_STACK_BOUNDARY): Likewise.
6317 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6318 (TARGET_GET_DRAP_RTX): Likewise.
6320 2008-07-30 Andreas Schwab <schwab@suse.de>
6322 PR rtl-optimization/36929
6323 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6324 add_insn_before and fix argument order.
6325 (replace_inc_dec_mem): Handle NULL rtx.
6327 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6329 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6331 (arm_compute_initial_elimination_offset): Use it.
6332 (arm_compute_save_reg_mask): Include static chain save slot when
6333 calculating alignment.
6334 (arm_get_frame_offsets): Ditto.
6335 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6336 that we can use to decrement the stack when the stack decrement
6337 could be too big for an immediate value in a single insn.
6338 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6340 2008-07-30 Richard Guenther <rguenther@suse.de>
6342 PR tree-optimization/36967
6343 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6344 Release defs of statements we remove.
6346 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6348 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6349 instead of NULL_RTVEC.
6351 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6355 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6358 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6360 * final.c (call_from_call_insn): New.
6361 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6363 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6365 * configure.ac: Substitute ADA_CFLAGS.
6366 * configure: Regenerate.
6367 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6368 * Makefile.in: Remove mention of X_* variables.
6369 * config/pa/x-ada-hpux10: Remove.
6370 * config/pa/x-ada: Remove.
6372 * doc/fragments.texi: Update.
6374 2008-07-30 Olivier Hainque <hainque@adacore.com>
6376 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6377 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6378 __dso_handle explicitly here.
6380 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6383 * c-typeck.c (build_binary_op): Encapsulate code into...
6384 * c-common.c (shorten_binary_op): ...this new function.
6385 (conversion_warning): Use the new function. Handle non-negative
6386 constant in bitwise-and.
6387 * c-common.h (shorten_binary_op): Declare.
6389 2008-07-30 Olivier Hainque <hainque@adacore.com>
6391 * scan.c (make_sstring_space): Add explicit conversions of
6392 allocator's return value.
6393 * fix-header.c (recognized_function): Likewise.
6395 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6397 * doc/cpp.texi: Update to GFDL 1.2.
6398 * doc/gcc.texi: Do not list GPL as Invariant Section.
6399 * doc/gccint.texi: Likewise. Update copyright years.
6400 * doc/install.texi: Update copyright years.
6402 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6405 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6406 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6408 2008-07-29 Jan Hubicka <jh@suse.cz>
6410 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6411 (grokdeclarator): Likewise.
6412 * langhooks.c (lhd_warn_unused_global_decl): Use
6413 DECL_DECLARED_INLINE_P.
6414 * print-tree.c (print_node): Remove DECL_INLINE check.
6416 2008-07-29 Richard Guenther <rguenther@suse.de>
6418 PR tree-optimization/36945
6419 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6420 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6421 Record invariant addresses un-decomposed.
6422 (copy_reference_ops_from_call): Record reference call
6423 arguments properly. Simplify.
6424 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6425 helper split out from ...
6426 (create_component_ref_by_pieces): ... here. Simplify.
6427 Prepare for recursive invocation for call arguments.
6428 (create_expression_by_pieces): Adjust call to
6429 create_component_ref_by_pieces.
6430 (compute_avail): Process operand 2 of reference ops.
6432 2008-07-29 Richard Guenther <rguenther@suse.de>
6434 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6436 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6438 * c-format.c (check_format_types): Revert unwanted checkin.
6440 2008-07-29 Jan Hubicka <jh@suse.cz>
6442 * flags.h (flag_really_no_inline): Remove.
6443 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6444 * toplev.c (flag_really_no_inline): Remove.
6445 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6446 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6447 (cgraph_decide_inlining_incrementally): Likewise.
6448 (compute_inline_parameters): Likewise.
6449 * opts.c (decode_options): Simplify.
6450 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6451 * common.opt (finline): Initialize to 1.
6452 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6454 2008-07-29 Jan Hubicka <jh@suse.cz>
6456 * predict.c (always_optimize_for_size_p): New function.
6457 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6458 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6459 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6461 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6462 * function.c (prepare_function_start): Set default profile.
6463 * function.h (rtl_data): Add maybe_hot_insn_p.
6464 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6465 (construct_exit_block): Likewise.
6466 (tree_expand_cfg): Likewise.
6468 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6469 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6470 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6471 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6474 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6477 * c-decl.c (merge_decls): Merge USED flags.
6479 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6481 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6482 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6483 next_stack, lab_false and lab_over trees.
6485 2008-07-28 Richard Guenther <rguenther@suse.de>
6487 PR tree-optimization/36957
6488 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6489 (useless_type_conversion_p): Remove.
6490 (types_compatible_p): Remove.
6491 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6492 (useless_type_conversion_p): Declare.
6493 (types_compatible_p): Declare.
6494 (gimple_expr_type): Return the base type only if it is
6495 trivially convertible to the subtype.
6497 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6499 * configure.ac: Use the m4_do macro to concatenate the warnings into
6500 one string in ACX_PROG_CC_WARNING_OPTS,
6501 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6502 * configure: Regenerate.
6504 2008-07-28 Richard Guenther <rguenther@suse.de>
6506 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6507 (insert_fake_stores): Remove.
6508 (realify_fake_stores): Likewise.
6509 (execute_pre): Remove dead code.
6510 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6511 (find_func_aliases): Deal with it here instead.
6512 Re-enable gcc_unreachable call.
6514 2008-07-28 Richard Guenther <rguenther@suse.de>
6516 Merge from gimple-tuples-branch.
6518 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6519 * gimple.def: New file.
6520 * gsstruct.def: Likewise.
6521 * gimple-iterator.c: Likewise.
6522 * gimple-pretty-print.c: Likewise.
6523 * tree-gimple.c: Removed. Merged into ...
6524 * gimple.c: ... here. New file.
6525 * tree-gimple.h: Removed. Merged into ...
6526 * gimple.h: ... here. New file.
6528 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6529 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6530 --enable-checking=gimple flag.
6531 * config.in: Likewise.
6532 * configure: Regenerated.
6534 * tree-ssa-operands.h: Tuplified.
6535 * tree-vrp.c: Likewise.
6536 * tree-loop-linear.c: Likewise.
6537 * tree-into-ssa.c: Likewise.
6538 * tree-ssa-loop-im.c: Likewise.
6539 * tree-dump.c: Likewise.
6540 * tree-complex.c: Likewise.
6541 * cgraphbuild.c: Likewise.
6542 * tree-ssa-threadupdate.c: Likewise.
6543 * tree-ssa-loop-niter.c: Likewise.
6544 * tree-pretty-print.c: Likewise.
6545 * tracer.c: Likewise.
6546 * gengtype.c: Likewise.
6547 * tree-loop-distribution.c: Likewise.
6548 * tree-ssa-loop-unswitch.c: Likewise.
6549 * cgraph.c: Likewise.
6550 * cgraph.h: Likewise.
6551 * tree-ssa-loop-manip.c: Likewise.
6552 * value-prof.c: Likewise.
6553 * tree-ssa-loop-ch.c: Likewise.
6554 * tree-tailcall.c: Likewise.
6555 * value-prof.h: Likewise.
6558 * tree-pass.h: Likewise.
6559 * ipa-cp.c: Likewise.
6560 * tree-scalar-evolution.c: Likewise.
6561 * tree-scalar-evolution.h: Likewise.
6562 * target.h: Likewise.
6563 * lambda-mat.c: Likewise.
6564 * tree-phinodes.c: Likewise.
6565 * diagnostic.h: Likewise.
6566 * builtins.c: Likewise.
6567 * tree-ssa-alias-warnings.c: Likewise.
6568 * cfghooks.c: Likewise.
6569 * fold-const.c: Likewise.
6570 * cfghooks.h: Likewise.
6571 * omp-low.c: Likewise.
6572 * tree-ssa-dse.c: Likewise.
6573 * ipa-reference.c: Likewise.
6574 * tree-ssa-uncprop.c: Likewise.
6575 * toplev.c: Likewise.
6576 * tree-gimple.c: Likewise.
6577 * tree-gimple.h: Likewise.
6578 * tree-chrec.c: Likewise.
6579 * tree-chrec.h: Likewise.
6580 * tree-ssa-sccvn.c: Likewise.
6581 * tree-ssa-sccvn.h: Likewise.
6582 * cgraphunit.c: Likewise.
6583 * tree-ssa-copyrename.c: Likewise.
6584 * tree-ssa-ccp.c: Likewise.
6585 * tree-ssa-loop-ivopts.c: Likewise.
6586 * tree-nomudflap.c: Likewise.
6587 * tree-call-cdce.c: Likewise.
6588 * ipa-pure-const.c: Likewise.
6589 * c-format.c: Likewise.
6590 * tree-stdarg.c: Likewise.
6591 * tree-ssa-math-opts.c: Likewise.
6592 * tree-ssa-dom.c: Likewise.
6593 * tree-nrv.c: Likewise.
6594 * tree-ssa-propagate.c: Likewise.
6595 * ipa-utils.c: Likewise.
6596 * tree-ssa-propagate.h: Likewise.
6597 * tree-ssa-alias.c: Likewise.
6598 * gimple-low.c: Likewise.
6599 * tree-ssa-sink.c: Likewise.
6600 * ipa-inline.c: Likewise.
6601 * c-semantics.c: Likewise.
6602 * dwarf2out.c: Likewise.
6604 * tree-ssa-loop-ivcanon.c: Likewise.
6605 * predict.c: Likewise.
6606 * tree-ssa-loop.c: Likewise.
6607 * tree-parloops.c: Likewise.
6608 * tree-ssa-address.c: Likewise.
6609 * tree-ssa-ifcombine.c: Likewise.
6610 * matrix-reorg.c: Likewise.
6611 * c-decl.c: Likewise.
6612 * tree-eh.c: Likewise.
6613 * c-pretty-print.c: Likewise.
6614 * lambda-trans.c: Likewise.
6615 * function.c: Likewise.
6616 * langhooks.c: Likewise.
6617 * ebitmap.h: Likewise.
6618 * tree-vectorizer.c: Likewise.
6619 * function.h: Likewise.
6620 * langhooks.h: Likewise.
6621 * tree-vectorizer.h: Likewise.
6622 * ipa-type-escape.c: Likewise.
6623 * ipa-type-escape.h: Likewise.
6624 * domwalk.c: Likewise.
6625 * tree-if-conv.c: Likewise.
6626 * profile.c: Likewise.
6627 * domwalk.h: Likewise.
6628 * tree-data-ref.c: Likewise.
6629 * tree-data-ref.h: Likewise.
6630 * tree-flow-inline.h: Likewise.
6631 * tree-affine.c: Likewise.
6632 * tree-vect-analyze.c: Likewise.
6633 * c-typeck.c: Likewise.
6634 * gimplify.c: Likewise.
6635 * coretypes.h: Likewise.
6636 * tree-ssa-phiopt.c: Likewise.
6637 * calls.c: Likewise.
6638 * tree-ssa-coalesce.c: Likewise.
6639 * tree.def: Likewise.
6640 * tree-dfa.c: Likewise.
6641 * except.c: Likewise.
6642 * except.h: Likewise.
6643 * cfgexpand.c: Likewise.
6644 * tree-cfgcleanup.c: Likewise.
6645 * tree-ssa-pre.c: Likewise.
6646 * tree-ssa-live.c: Likewise.
6647 * tree-sra.c: Likewise.
6648 * tree-ssa-live.h: Likewise.
6649 * tree-predcom.c: Likewise.
6650 * lambda.h: Likewise.
6651 * tree-mudflap.c: Likewise.
6652 * ipa-prop.c: Likewise.
6653 * print-tree.c: Likewise.
6654 * tree-ssa-copy.c: Likewise.
6655 * ipa-prop.h: Likewise.
6656 * tree-ssa-forwprop.c: Likewise.
6657 * ggc-page.c: Likewise.
6658 * c-omp.c: Likewise.
6659 * tree-ssa-dce.c: Likewise.
6660 * tree-vect-patterns.c: Likewise.
6661 * tree-ssa-ter.c: Likewise.
6662 * tree-nested.c: Likewise.
6663 * tree-ssa.c: Likewise.
6664 * lambda-code.c: Likewise.
6665 * tree-ssa-loop-prefetch.c: Likewise.
6666 * tree-inline.c: Likewise.
6667 * tree-inline.h: Likewise.
6668 * tree-iterator.c: Likewise.
6669 * tree-optimize.c: Likewise.
6670 * tree-ssa-phiprop.c: Likewise.
6671 * tree-vect-transform.c: Likewise.
6672 * tree-object-size.c: Likewise.
6673 * tree-outof-ssa.c: Likewise.
6674 * cfgloop.c: Likewise.
6675 * system.h: Likewise.
6676 * tree-profile.c: Likewise.
6677 * cfgloop.h: Likewise.
6678 * c-gimplify.c: Likewise.
6679 * c-common.c: Likewise.
6680 * tree-vect-generic.c: Likewise.
6681 * tree-flow.h: Likewise.
6682 * c-common.h: Likewise.
6683 * basic-block.h: Likewise.
6684 * tree-ssa-structalias.c: Likewise.
6685 * tree-switch-conversion.c: Likewise.
6686 * tree-ssa-structalias.h: Likewise.
6687 * tree-cfg.c: Likewise.
6688 * passes.c: Likewise.
6689 * ipa-struct-reorg.c: Likewise.
6690 * ipa-struct-reorg.h: Likewise.
6691 * tree-ssa-reassoc.c: Likewise.
6692 * cfgrtl.c: Likewise.
6693 * varpool.c: Likewise.
6695 * tree-ssanames.c: Likewise.
6696 * tree-ssa-threadedge.c: Likewise.
6697 * langhooks-def.h: Likewise.
6698 * tree-ssa-operands.c: Likewise.
6699 * config/alpha/alpha.c: Likewise.
6700 * config/frv/frv.c: Likewise.
6701 * config/s390/s390.c: Likewise.
6702 * config/m32c/m32c.c: Likewise.
6703 * config/m32c/m32c-protos.h: Likewise.
6704 * config/spu/spu.c: Likewise.
6705 * config/sparc/sparc.c: Likewise.
6706 * config/i386/i386.c: Likewise.
6707 * config/sh/sh.c: Likewise.
6708 * config/xtensa/xtensa.c: Likewise.
6709 * config/stormy16/stormy16.c: Likewise.
6710 * config/ia64/ia64.c: Likewise.
6711 * config/rs6000/rs6000.c: Likewise.
6712 * config/pa/pa.c: Likewise.
6713 * config/mips/mips.c: Likewise.
6715 2008-07-28 Simon Baldwin <simonb@google.com>
6717 * c-pragma.c (handle_pragma_message): New function.
6718 (init_pragma): Register handle_pragma_message.
6719 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6722 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6724 PR tree-optimization/35252
6725 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6726 REALPART_EXPR to be considered as same load operation.
6728 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6730 PR tree-optimization/36830
6731 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6732 (expressions_equal_p): Return false if only one operand is null.
6734 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6736 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6737 version requirements.
6739 2008-07-26 Olivier Hainque <hainque@adacore.com>
6741 * collect2.c (symkind): New enum. Symbol kinds we care about.
6742 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6743 code and head comment accordingly.
6744 (scan_prog_file): Use symkind names instead of bare integers.
6746 2008-07-25 Jan Hubicka <jh@suse.cz>
6748 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6750 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6751 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6752 * dojump.c (clear_pending_stack_adjust): Likewise.
6753 * print-tree.c (print_node): Ignore DECL_INLINE.
6754 * tree-inline.c (inlinable_function_p): Likewise.
6756 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6758 * doc/extend.texi (hot attribute): Document that the hot attribute
6759 turns on -O3 for some ports.
6760 (cold attribute): Document that the cold attribute turns on -Os
6763 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6764 reflect function specific option support.
6766 * target.h (struct target_option_hooks): Add fields to say whether
6767 the cold attribute implies -Os and the hot attribute implies -O3.
6769 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6770 By default, do not turn on -Os for cold functions.
6771 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6772 not turn on -O3 for hot functions.
6774 * c-common.c (handle_hot_attribute): Use target hook to determine
6775 if hot functions should enable -O3.
6776 (handle_cold_attribute): Use target hook to determine if cold
6777 functions should enable -Os.
6779 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6780 (override_options): Move disable scheduling to
6781 optimization_options.
6782 (optimization_options): Disable scheduling here, not
6784 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6785 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6787 * config/ia64/ia64.c (ia64_override_options): Move setting
6788 scheduling flags to ia64_optimization_options.
6789 (ia64_optimization_options): Disable scheduling options here, and
6790 not in ia64_override_options.
6791 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6792 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6794 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6797 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6799 2008-07-25 Martin Jambor <mjambor@suse.cz>
6801 PR tree-optimization/36926
6802 * ipa-prop.c (ipa_analyze_call_uses): Call
6803 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6805 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6807 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6808 movv2si_internal): Add mem = reg alternative.
6810 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6813 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6814 DEFAULT_PCC_STRUCT_RETURN to 127.
6816 2008-07-24 Jan Hubicka <jh@suse.cz>
6818 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6819 (build_cgraph_edges): Likewise.
6820 * cgraph.c (cgraph_node): Do not update assembler hash.
6821 (cgraph_remove_node): Drop non-unit-at-a-time code.
6822 * tree-pass.h (pass_O0_always_inline): Remove.
6823 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6824 * toplev.c (process_options): Flag unit-at-a-time does not imply
6826 * cgraphunit.c: Update comments.
6827 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6828 (cgraph_assemble_pending_functions): Remove.
6829 (cgraph_reset_node): Drop non-unit-at-a-time code.
6830 (cgraph_finalize_function): Likewise.
6831 (cgraph_analyze_function): Likewise.
6832 (cgraph_finalize_compilation_unit): Likewise.
6833 (cgraph_expand_function): Likewise.
6834 (cgraph_optimize): Likesise.
6835 (save_inline_function_body): Likewise.
6836 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6837 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6838 * ipa-inline.c: Update comments.
6839 (enum inlining_mode): remove INLINE_SPEED.
6840 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6841 (cgraph_mark_inline_edge): Likewise.
6842 (try_inline): Likewise.
6843 (cgraph_decide_inlining_incrementally): Likewise.
6844 (cgraph_gate_inlining): Remove.
6845 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6846 (cgraph_gate_early_inlining): Likewise.
6847 (gate_inline_passes): Remove.
6848 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6849 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6850 pass_O0_always_inline): Remove.
6851 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6852 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6853 * opts.c (no_unit_at_a_time_default): Remove.
6854 (decode_options): Remove flag_unit_at_a_time reset and warning.
6855 * opts.h (no_unit_at_a_time_default): Remove.
6856 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6857 early in GNU dialect.
6858 (merge_decls): Update comment; drop unit-at-a-time check.
6859 (finish_decl): Likewise.
6860 (grok_declaration): Remove flag_inline_trees code.
6861 (finish_functions): Return on function returning non-void on all
6863 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6864 * cfgexpand.c (expand_one_static_var): Remove.
6865 (expand_one_var): Remove expand_one_static_var call.
6866 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6867 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6868 and flag_unit_at_a-time compatibility checks.
6869 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6870 * tree-inline.c (flag_inline_trees): Remove.
6871 (inlinable_function_p): Don't check it.
6872 (expand_call_inline): Remove non-unit-at-a-time code.
6873 * tree-inline.h (flag_inline_trees): Remove.
6874 * tree-optimize.c (execute_early_local_optimizations): Remove
6875 unit-at-a-time checks.
6876 (tree_rest_of_compilation): Likewise.
6877 * combine.c (setup_incoming_promotions): Likewise.
6878 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6879 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6880 * passes.c (pass_inline_parameters): Update comments; remove
6881 O0_alwaysinline pass.
6882 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6883 (execute_one_pass): Likewise.
6884 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6885 (ix86_function_sseregparm): Likewise.
6886 * arm.c (arm_function_in_section_p): Likewise.
6887 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6888 * varpool.c: Update comments.
6889 (decide_is_variable_needed): Remove unit-at-a-time checks.
6890 (varpool_finalize_decl): Likewise.
6892 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6894 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6896 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6898 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6900 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6901 imp symbol extension.
6903 2008-07-23 Ian Lance Taylor <iant@google.com>
6905 * tree-vrp.c (infer_value_range): Ignore asm statements when
6906 looking for memory accesses for -fdelete-null-pointer-checks.
6908 2008-07-24 Ben Elliston <bje@au.ibm.com>
6910 * config/spu/spu-c.c (__vector_keyword): New variable.
6911 (vector_keyword): Likewise.
6912 (spu_categorize_keyword): New function.
6913 (spu_macro_to_expand): Likewise.
6914 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6915 compiling an ISO C dialect.
6917 2008-07-24 Ben Elliston <bje@au.ibm.com>
6919 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6922 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6924 * configure: Regenerate.
6925 * configure.ac: Require texinfo 4.7.
6926 * doc/install.texi: Document texinfo 4.7 requirement.
6928 2008-07-23 Martin Jambor <mjambor@suse.cz>
6930 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6931 rather than for DECL_SAVED_TREE.
6932 * ipa-prop.c: Include diagnostic.h.
6933 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6935 (ipa_detect_param_modifications): Function rewritten from scratch.
6936 (ipa_compute_jump_functions): Changed accesses to modification flags.
6937 (ipa_free_node_params_substructures): Update flags destruction.
6938 (ipa_node_duplication_hook): Update flags duplication.
6939 (ipa_print_all_params_modified): Updated flag access.
6940 * ipa-prop.h (struct ipa_param_flags): New structure.
6941 (struct ipa_node_params): New field modification_analysis_done,
6942 modified_flags changed into param_flags.
6943 (ipa_is_ith_param_modified): Changed to use new flags.
6944 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6946 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6947 ipa-cp.c and split into two functions.
6948 (ipa_print_node_jump_functions): New function.
6949 (compute_scalar_jump_functions): New function.
6950 (type_like_member_ptr_p): New function.
6951 (compute_pass_through_member_ptrs): New function.
6952 (fill_member_ptr_cst_jump_function): New function.
6953 (determine_cst_member_ptr): New function.
6954 (compute_cst_member_ptr_arguments): New function.
6955 (ipa_compute_jump_functions): Complete rewrite.
6956 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6957 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6958 (struct ipa_member_ptr_cst): New structure.
6959 (union jump_func_value): New field member_cst.
6960 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6961 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6962 jump function types.
6963 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6964 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6965 instead of ipcp_print_all_jump_functions.
6966 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6967 only for replacable scalars.
6969 * doc/invoke.texi (Optimize options): Add description of
6970 -findirect-inlining.
6971 * common.opt (flag_indirect_inlining): New flag.
6972 * opts.c (decode_options): Set flag_indirect_inlining when
6975 * ipa-inline.c: Include ipa-prop.h.
6976 (inline_indirect_intraprocedural_analysis): New function.
6977 (inline_generate_summary): Allocate parameter and argument info
6978 structures, call inline_indirect_intraprocedural_analysis on each
6979 node when doing indirect inlining and deallocate indirect inlining
6980 data structures in the end.
6981 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6982 (free_all_ipa_structures_after_iinln): New function.
6983 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6985 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6987 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6988 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6989 of computing the frequency separately.
6990 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6991 of computing the frequency separately.
6992 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6993 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6994 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6995 (ipa_get_stmt_member_ptr_load_param): New function.
6996 (ipa_is_ssa_with_stmt_def): New function.
6997 (ipa_note_param_call): New function.
6998 (ipa_analyze_call_uses): New function.
6999 (ipa_analyze_stmt_uses): New function.
7000 (ipa_analyze_params_uses): New function.
7001 (ipa_free_node_params_substructures): Also free the param_calls linked
7003 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
7004 (ipa_print_node_param_flags): New function.
7005 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7006 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7007 * ipa-prop.h (struct ipa_param_flags): New field called.
7008 (struct ipa_param_call_note): New structure.
7009 (struct ipa_node_params): New fields param_calls and
7011 (ipa_is_ith_param_called): New function.
7012 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7013 ipa_analyze_params_uses and dump parameter flags.
7015 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7016 ipa_propagate_indirect_call_infos if performing indirect inlining,
7017 pass a new parameter new_edges to it.
7018 (add_new_edges_to_heap): New fucntion.
7019 (cgraph_decide_inlining_of_small_functions): New vector
7020 new_indirect_edges for newly found indirect edges , call
7021 ipa_propagate_indirect_call_infos after inlining.
7022 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
7023 inlining if performing indirect inlining. Call
7024 free_all_ipa_structures_after_iinln when doing so too.
7025 (inline_generate_summary): Do not call
7026 free_all_ipa_structures_after_iinln here.
7027 * ipa-prop.c (update_jump_functions_after_inlining): New function.
7028 (print_edge_addition_message): New function.
7029 (update_call_notes_after_inlining): New function.
7030 (propagate_info_to_inlined_callees): New function.
7031 (ipa_propagate_indirect_call_infos): New function.
7032 * ipa-prop.h: Include cgraph.h
7033 (struct ipa_param_call_note): Fields reordered, new field processed.
7034 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
7036 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
7037 rediscovered call statements.
7038 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
7039 (dump_cgraph_node): Dump also the indirect_call flag.
7040 (cgraph_clone_edge): Copy also the indirect_call flag.
7041 * tree-inline.c (copy_bb): Do not check for fndecls from call
7042 expressions, check for edge availability when moving clones.
7043 (get_indirect_callee_fndecl): New function.
7044 (expand_call_inline): If callee declaration is not apprent from
7045 the statement, try calling get_indirect_callee_fndecl. Do not
7046 issue warnings or call sorry when not inlinings an indirect edge.
7047 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
7049 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
7050 bit more frandly to matching.
7051 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
7052 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
7053 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
7055 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7058 * opth-gen.awk: Suppress function specific features when building
7060 * optc-gen.awk: Ditto.
7062 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7065 * diagnostic.c (pedwarn): Add opt parameter.
7067 * c-tree.h (pedwarn_init): Add opt parameter.
7068 (pedwarn_c90): Likewise.
7069 (pedwarn_c99): Likewise.
7070 * c-errors.c (pedwarn_c99): Likewise.
7071 (pedwarn_c90): Likewise.
7072 * toplev.h (pedwarn): Update declaration.
7073 (pedwarn0): Declare.
7074 * c-lex.c: All calls to pedwarn changed.
7075 * builtins.c: All calls to pedwarn changed.
7076 * toplev.c: All calls to pedwarn changed.
7077 * c-decl.c: All calls to pedwarn changed.
7078 * c-typeck.c: All calls to pedwarn changed.
7079 * c-common.c: All calls to pedwarn changed.
7080 * c-parser.c: All calls to pedwarn changed.
7082 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7083 Karthik Kumar <karthikkumar@gmail.com>
7085 * attribs.c (file scope): Include c-common.h.
7086 (decl_attributes): Add support for #pragma GCC optimize and
7089 * targhooks.c (default_can_inline_p): New function that is the
7090 default for the TARGET_CAN_INLINE_P target hook.
7092 * targhooks.h (default_can_inline_p): Add declaration.
7094 * tree.c (cl_optimization_node): New static tree for building
7095 OPTIMIZATION_NODE tree.
7096 (cl_target_option_node): New static tree for building
7097 TARGET_OPTION_NODE tree.
7098 (cl_option_hash_table): New hash table for hashing
7099 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7100 (cl_option_hash_hash): New function to provide the hash value for
7101 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7102 (cl_option_hash_eq): New function to provide an equality test for
7103 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7104 (tree_code_size): Add support for OPTIMIZATION_NODE and
7105 TARGET_OPTION_NODE trees.
7106 (tree_code_structure): Add support for OPTIMIZATION_NODE and
7107 TARGET_OPTION_NODE trees.
7108 (build_optimization_node): Build a tree that has all of the
7109 current optimization options.
7110 (build_target_option_node): Build a tree that has the target
7111 options that might be changed on a per function basis.
7113 * tree.h (file scope): Include options.h.
7114 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
7115 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7116 (TREE_OPTIMIZATION): Ditto.
7117 (TREE_TARGET_SPECIFIC): Ditto.
7118 (struct tree_function_decl): Add fields for remembering the
7119 current optimization options and target specific options.
7120 (struct tree_optimization_option): New tree variant that remembers
7121 the optimization options.
7122 (struct tree_target_option): New tree variant that remembers the
7123 target specific flags that might change for compiling a particular
7125 (union tree_node): Include tree_optimization_option and
7126 tree_target_option fields.
7127 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
7128 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
7129 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
7130 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
7131 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
7132 optimization and target options.
7133 (optimization_default_node): New macro to refer to global_trees
7135 (optimization_current_node): Ditto.
7136 (optimization_cold_node): Ditto.
7137 (optimization_hot_node): Ditto.
7138 (target_option_default_node): Ditto.
7139 (target_option_current_node): Ditto.
7140 (current_option_pragma): Ditto.
7141 (current_optimize_pragma): Ditto.
7143 * target.h (struct gcc_target): Add valid_option_attribute_p,
7144 target_option_save, target_option_restore, target_option_print,
7145 target_option_pragma_parse, and can_inline_p hooks.
7147 * toplev.h (parse_optimize_options): Add declaration.
7148 (fast_math_flags_struct_set_p): Ditto.
7150 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
7151 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
7154 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
7155 tree_can_inline_p hook to see if one function can inline another.
7156 (cgraph_decide_inlining): Ditto.
7157 (cgraph_decide_inlining_incrementally): Ditto.
7159 * opts.c (decode_options): Add support for running multiple times
7160 to allow functions with different target or optimization options
7161 than was specified on the command line.
7162 (fast_math_flags_struct_set_p): New function that is similar to
7163 fast_math_flags_set_p, except it uses the values in the
7164 cl_optimization structure instead of global variables.
7166 * optc-gen.awk: Add support for TargetSave to allow a back end to
7167 declare new fields that need to be saved when using function
7168 specific options. Include flags.h and target.h in the options.c
7169 source. Add support for Save to indicate which options can be set
7170 for individual functions. Generate cl_optimize_save,
7171 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
7172 cl_target_option_restore, cl_target_option_print functions to
7173 allow functions to use different optimization or target options.
7175 * opt-functions.awk (var_type_struct): Return the type used for
7176 storing the field in a structure.
7178 * opth-gen.awk: Add support for TargetSave to allow a back end to
7179 declare new fields that need to be saved when using function
7180 specific options. Add support for Save to indicate which options
7181 can be set for individual functions. Only generate one extern for
7182 Mask fields. Generate cl_optimization and cl_target_option
7183 structures to remember optimization and target options.
7185 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7186 collecting new tree nodes.
7187 (TS_TARGET_OPTION): Ditto.
7189 * c-decl.c (merge_decls): Merge function specific target and
7190 optimization options.
7192 * function.c (invoke_set_current_function_hook): If the function
7193 uses different optimization options, change the global variables
7196 * coretypes.h (struct cl_optimization): Add forward reference.
7197 (struct cl_target_option): Ditto.
7199 * c-pragma.c (option_stack): New static vector to remember the
7200 current #pragma GCC option stack.
7201 (handle_pragma_option): New function to support #pragma GCC option
7202 to change target options.
7203 (optimize_stack): New static vector to remember the current
7204 #pragma GCC optimize stack.
7205 (handle_pragma_optimize): New function to support #pragma GCC
7206 optimize to change optimization options.
7207 (init_pragma): Add support for #pragma GCC optimize and #pragma
7210 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7211 optimization options.
7212 (TARGET_OPTION_NODE): New tree code for remembering certain target
7215 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7216 TARGET_OPTION_NODE trees.
7218 * common.opt (-O): Add Optimization flag.
7220 (-fmath-errno): Ditto.
7221 (-falign-functions): Add UInteger flag to make sure flag gets full
7222 int in cl_optimization structure.
7223 (-falign-jumps): Ditto.
7224 (-falign-labels): Ditto.
7225 (-falign-loops): Ditto.
7226 (-fsched-stalled-insns): Ditto.
7227 (-fsched-stalled-insns-dep): Ditto.
7229 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7231 (TARGET_OPTION_SAVE): Ditto.
7232 (TARGET_OPTION_RESTORE): Ditto.
7233 (TARGET_OPTION_PRINT): Ditto.
7234 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7235 (TARGET_CAN_INLINE_P): Ditto.
7236 (TARGET_INITIALIZER): Add new hooks.
7238 * tree-inline.c (tree_can_inline_p): New function to determine
7239 whether one function can inline another. Check if the functions
7240 use compatible optimization options, and also call the backend
7243 * tree-inline.h (tree_can_inline_p): Add declaration.
7245 * c-common.c (c_common_attribute): Add support for option and
7246 optimize attributes.
7247 (handle_option_attribute): Add support for the option attribute to
7248 allow the user to specify different target options for compiling a
7250 (handle_optimize_attribute): Add support for the optimize
7251 attribute to allow the user to specify different optimization
7252 options for compiling a specific function.
7253 (handle_hot_attribute): Turn on -O3 optimization for this one
7254 function if it isn't the default optimization level.
7255 (handle_cold_attribute): Turn on -Os optimization for this one
7256 function if it insn't the default optimization.
7257 (const_char_p): New const char * typedef.
7258 (optimize_args): New static vector to remember the optimization
7260 (parse_optimize_options): New function to set up the optimization
7261 arguments from either the optimize attribute or #pragma GCC optimize.
7263 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7264 (builtin_define_std): Ditto.
7266 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7267 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7268 (x86_64-*-*): Ditto.
7270 * Makefile.in (TREE_H): Add options.h.
7271 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7273 * doc/extend.texi (option attribute): Document new attribute.
7274 (optimize attribute): Ditto.
7275 (hot attribute): Document hot attribute sets -O3.
7276 (cold attribute): Document cold attribute sets -Os.
7277 (#pragma GCC option): Document new pragma.
7278 (#pragma GCC optimize): Ditto.
7280 * doc/options.texi (TargetSave): Document TargetSave syntax.
7281 (UInteger): Document UInteger must be used for certain flags.
7282 (Save): Document Save option to create target specific options
7283 that can be saved/restored on a function specific context.
7285 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7286 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7288 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7289 (TARGET_OPTION_SAVE): Ditto.
7290 (TARGET_OPTION_RESTORE): Ditto.
7291 (TARGET_OPTION_PRINT): Ditto.
7292 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7293 (TARGET_CAN_INLINE_P): Ditto.
7295 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7297 (-mfpmath=both): Ditto.
7299 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7300 Karthik Kumar <karthikkumar@gmail.com>
7302 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7303 (TARGET_POPCNT): Ditto.
7304 (TARGET_SAHF): Ditto.
7305 (TARGET_AES): Ditto.
7306 (TARGET_PCLMUL): Ditto.
7307 (TARGET_CMPXCHG16B): Ditto.
7308 (TARGET_RECIP): Move switch into target_flags.
7309 (TARGET_FUSED_MADD): Ditto.
7310 (ix86_arch_features): Make an unsigned char type.
7311 (ix86_tune_features): Ditto.
7312 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7313 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7314 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7316 * config/i386/i386.opt (arch): New TargetSave field to define
7317 fields that need to be saved for function specific option support.
7320 (branch_cost): Ditto.
7321 (ix86_isa_flags_explicit): Ditto.
7322 (tune_defaulted): Ditto.
7323 (arch_specified): Ditto.
7324 (-m128-long-double): Add Save flag to save option for target
7325 specific option support.
7327 (-maccumulate-outgoing-args): Ditto.
7328 (-malign-double): Ditto.
7329 (-malign-stringops): Ditto.
7330 (-mfancy-math-387): Ditto.
7331 (-mhard-float): Ditto.
7333 (-minline-all-stringops): Ditto.
7334 (-minline-stringops-dynamically): Ditto.
7335 (-mms-bitfields): Ditto.
7336 (-mno-align-stringops): Ditto.
7337 (-mno-fancy-math-387): Ditto.
7338 (-mno-push-args): Ditto.
7339 (-mno-red-zone): Ditto.
7340 (-mpush-args): Ditto.
7341 (-mred-zone): Ditto.
7343 (-msseregparm): Ditto.
7344 (-mstack-arg-probe): Ditto.
7359 (-mrecip): Move flag into target_flags.
7361 (-mno-fused-madd): Ditto.
7362 (-mfused-madd): Ditto.
7363 (-mabm): Move flag into ix86_isa_flags.
7370 * config/i386/i386-c.c: New file for #pragma support.
7371 (ix86_target_macros_internal): New function to #define or #undef
7372 target macros based when the user uses the #pragma GCC option to
7373 change target options.
7374 (ix86_pragma_option_parse): New function to add #pragma GCC option
7376 (ix86_target_macros): Move defining the target macros here from
7377 TARGET_CPU_CPP_BUILTINS in i386.h.
7378 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7379 defined, initialize any subtarget #pragmas.
7381 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7382 REGISTER_TARGET_PRAGMAS.
7384 * config/i386/t-i386: New file for x86 dependencies.
7385 (i386.o): Make dependencies mirror the include files used.
7386 (i386-c.o): New file, add dependencies.
7388 * config/i386/i386-protos.h (override_options): Add bool argument.
7389 (ix86_valid_option_attribute_tree): Add declaration.
7390 (ix86_target_macros): Ditto.
7391 (ix86_register_macros): Ditto.
7393 * config/i386/i386.c (ix86_tune_features): Move initialization of
7394 the target masks to initial_ix86_tune_features to allow functions
7395 to have different target options. Make type unsigned char,
7396 instead of unsigned int.
7397 (initial_ix86_tune_features): New static vector to hold processor
7398 masks for the tune variables.
7399 (ix86_arch_features): Move initialization of the target masks to
7400 initial_ix86_arch_features to allow functions to have different
7401 target options. Make type unsigned char, instead of unsigned int.
7402 (initial_ix86_arch_features): New static vector to hold processor
7403 masks for the arch variables.
7404 (enum ix86_function_specific_strings): New enum to describe the
7405 string options used for attribute((option(...))).
7406 (ix86_target_string): New function to return a string that
7407 describes the target options.
7408 (ix86_debug_options): New function to print the current options in
7410 (ix86_function_specific_save): New function hook to save the
7411 function specific global variables in the cl_target_option structure.
7412 (ix86_function_specific_restore): New function hook to restore the
7413 function specific variables from the cl_target_option structure to
7414 the global variables.
7415 (ix86_function_specific_print): New function hook to print the
7416 target specific options in the cl_target_option structure.
7417 (ix86_valid_option_attribute_p): New function hook to validate
7418 attribute((option(...))) arguments.
7419 (ix86_valid_option_attribute_tree): New function that is common
7420 code between attribute((option(...))) and #pragma GCC option
7421 support that parses the options and returns a tree holding the options.
7422 (ix86_valid_option_attribute_inner_p): New helper function for
7423 ix86_valid_option_attribute_tree.
7424 (ix86_can_inline_p): New function hook to decide if one function
7425 can inline another on a target specific basis.
7426 (ix86_set_current_function); New function hook to switch target
7427 options if the user used attribute((option(...))) or #pragma GCC
7429 (ix86_tune_defaulted): Move to static file scope from
7431 (ix86_arch_specified): Ditto.
7432 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7434 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7435 (OPTION_MASK_ISA_ABM_SET): Ditto.
7436 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7437 (OPTION_MASK_ISA_CX16_SET): Ditto.
7438 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7439 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7440 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7441 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7442 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7443 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7444 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7445 (struct ptt): Move to static file scope from override_options.
7446 (processor_target_table): Ditto.
7448 (ix86_handle_option): Add support for options that are now isa options.
7449 (override_options): Add support for declaring functions that
7450 support different target options than were specified on the
7451 command line. Move struct ptt, processor_target_table, cpu_names,
7452 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7453 Add bool argument. Fix up error messages so the appropriate error
7454 is given for either command line or attribute.
7455 (ix86_previous_fndecl): New static to remember previous function
7456 declaration to see if we need to change target options.
7457 (ix86_builtins_isa): New array to record the ISA of each builtin
7459 (def_builtin): Always create the builtin function, even if the
7460 current ISA doesn't support it.
7461 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7462 tests for those builtins.
7463 (ix86_init_builtins): Remove TARGET_MMX test for calling
7464 ix86_init_mmx_sse_builtins.
7465 (ix86_expand_builtin): If the current ISA doesn't support a given
7466 builtin, signal an error.
7467 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7468 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7469 (TARGET_OPTION_SAVE): Ditto.
7470 (TARGET_OPTION_RESTORE): Ditto.
7471 (TARGET_OPTION_PRINT): Ditto.
7472 (TARGET_CAN_INLINE_P): Ditto.
7474 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7476 * c-typeck.c (build_external_ref): Don't call assemble_external.
7477 * final.c (output_operand): Call assemble_external.
7479 2008-07-21 DJ Delorie <dj@redhat.com>
7481 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7482 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7484 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7486 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7487 original insn and splitter contents into ...
7488 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7489 flag_unsafe_math_optimizations. Add dummy scratch register.
7490 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7491 !flag_unsafe_math_optimizations. Returns number with next
7492 highest magnitude if this is still less or equal to the true
7493 quotient in magnitude.
7495 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7497 * Makefile.in: Replace toplev.h with TOPLEV_H.
7498 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7499 * c-lex.c (fe_file_change): Don't set in_system_header.
7500 * c-parser.c (c_token): Remove in_system_header.
7501 (c_lex_one_token): Don't set in_system_header.
7502 (c_parser_set_source_position_from_token): Don't set in_system_header.
7503 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7506 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7507 * flags.h (in_system_header): Remove.
7508 * function.c (saved_in_system_header): Remove.
7509 (push_cfun): Don't set in_system_header.
7510 (pop_cfun): Don't set in_system_header.
7511 (push_struct_function): Don't set in_system_header.
7512 * input.h (expanded_location): Add sysp.
7513 (in_system_header_at): New.
7514 (in_system_header): New.
7515 * toplev.c (in_system_header): Remove.
7516 * toplev.h: Include input.h
7518 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7519 * tree-ssa.c (warn_uninit): Call warning_at.
7520 (warn_uninitialized_var): Update calls to warn_uninit.
7521 (warn_uninitialized_phi): Update calls to warn_uninit.
7522 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7523 (expand_location): Initialize xloc.sysp.
7524 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7525 (tree_decl_with_vis): Remove in_system_header_flag.
7527 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7530 * recog.c (asm_operand_ok): Change the order of the extra
7531 memory constraint checks.
7533 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7536 * tree-switch-conversion.c (build_one_array): Call
7537 varpool_mark_needed_node and varpool_finalize_decl
7538 instead of assemble_variable.
7540 2008-07-19 Jan Hubicka <jh@suse.cz>
7542 * cgraph.c (cgraph_add_new_function): Do early local passes.
7543 * tree-nrv.c (gate_pass_return_slot): New gate.
7544 (pass_nrv): Add the gate.
7545 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7547 (coalesce_ssa_name): Coalesce SSA names.
7548 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7549 not optimizing so unused user vars remains visible.
7550 * common.opt (flag_tree_ter): Always enable by default.
7551 * tree-ssa-ter.c: Include flags.h
7552 (is_replaceable_p): Check that locations match; when aliasing is missing
7553 be conservative about loads.
7554 * tree-optimize.c (gate_init_datastructures): Remove.
7555 (pass_init_datastructures): New.
7556 * passes.c: Reorder passes so we always go into SSA.
7558 2008-07-19 Jan Hubicka <jh@suse.cz>
7560 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7561 * doc/invoke.texi (--combine): Likewise.
7562 (-finline-functions-called-once): Update levels when enabled.
7563 (-funit-at-a-time): Document new behaviour.
7564 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7565 -fno-section-anchors when disabled explicitly.
7566 (inline params): They are not ignored now.
7567 (precompiled headers): Remove unit-at-a-time as being incompatible.
7568 * opts.c (decode_options): Handle unit-at-a-time as alias;
7569 imply -fno-section-anchors when toplevel reorder is disabled
7571 * common.opt (ftoplevel-reorder): Set default value to 2.
7572 (funit-at-a-time): Set default value to 1.
7573 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7576 2008-07-19 Jan Hubicka <jh@suse.cz>
7578 * builtins.c (expand_builtin_int_roundingfn,
7579 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7582 2008-07-19 Richard Guenther <rguenther@suse.de>
7585 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7586 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7587 * tree-ssa-pre.c (get_expr_value_id): For newly created
7588 constant value-ids make sure to add the expression to its
7591 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7594 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7595 return value of the builtin is ignored.
7597 2008-07-19 Olivier Hainque <hainque@adacore.com>
7599 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7600 bits, a C conformant malloc implementation has to provide.
7601 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7603 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7607 * reload.c (find_reloads_subreg_address): Only reload address if
7608 reloaded == 0, not for reloaded != 1.
7611 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7612 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7613 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7614 m32c_legitimize_reload_address.
7616 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7617 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7618 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7620 2008-07-19 Olivier Hainque <hainque@adacore.com>
7622 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7623 argument, saying whether nested array are to be collapsed
7624 into a single array type DIE with multiple subscripts.
7625 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7626 issues, centralize the nested array types collapsing control and
7627 disable the transformation for Ada.
7629 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7632 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7634 (x86_64_shift_adj_2): New expander.
7635 (x86_64_shift_adj_3): Ditto.
7636 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7637 to split TImode operands.
7638 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7639 (ix86_split_lshr): Ditto.
7641 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7643 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7644 and __CHAR32_TYPE__.
7645 * c-typeck.c (digest_init): Support char16_t and char32_t.
7646 (set_nonincremental_init_from_string): Idem.
7648 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7651 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7652 PREFERRED_STACK_BOUNDARY.
7653 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7655 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7658 * function.c (locate_and_pad_parm): Cap boundary earlier.
7660 2008-07-17 Julian Brown <julian@codesourcery.com>
7662 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7663 no-op for targets which don't use DLLs.
7665 2008-07-17 Martin Jambor <mjambor@suse.cz>
7667 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7668 that nodes are relevant by examining the node->analyzed flag.
7669 (ipcp_init_stage): Check which nodes are relevant, assert that the
7670 relevant ones are also required.
7671 (ipcp_propagate_stage): Check on the side arrays are properly
7673 (ipcp_print_all_jump_functions): Make sure not to touch any node
7674 that is not analyzed or an edge that does not have a corresponding
7675 entry in the on-the-side vectors.
7676 (ipcp_function_scale_print): Likewise.
7677 (ipcp_update_callgraph): Check that the node is relevant.
7678 (ipcp_insert_stage): Check that the node is relevant. Check there is
7679 an info for every node and edge.
7680 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7681 (ipa_print_all_tree_maps): Likewise and a new variable info.
7682 (ipa_print_all_params_modified): Likewise.
7683 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7685 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7688 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7690 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7692 PR rtl-optimization/36753
7693 * fwprop.c (use_killed_between): Don't shortcut
7694 single-definition global registers.
7696 2008-07-16 Jan Hubicka <jh@suse.cz>
7698 * cgraph.h (varpool_empty_needed_queue): Declare.
7699 * cgraphunit.c (output_in_order): Mark all variables as needed;
7701 * varpool.c (varpool_assemble_node): Update debug queue.
7702 (varpool_assemble_pending_decls): Don't do it here.
7703 (varpool_empty_needed_queue): New function.
7705 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7707 * recog.c (peephole2_optimize): Fix formatting.
7709 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7711 * c-pch.c (get_ident): Avoid C++ keywords.
7712 * combine-stack-adj.c (single_set_for_csa): Likewise.
7713 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7714 output_asm_insn): Likewise.
7715 * reload.c (push_secondary_reload, find_reusable_reload,
7716 push_reload, combine_reloads, find_reloads,
7717 debug_reload_to_stream): Likewise.
7718 * reload.h (struct reload): Likewise.
7719 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7720 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7721 emit_output_reload_insns): Likewise.
7722 * targhooks.c (default_secondary_reload): Likewise.
7723 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7725 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7727 * recog.c (validate_change_1, validate_change,
7728 validate_unshare_change, validate_replace_rtx_1, struct
7729 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7731 * reload.c (push_secondary_reload, secondary_reload_class,
7732 scratch_reload_class, find_valid_class, find_reusable_reload,
7733 push_reload, find_dummy_reload, find_reloads_address_1,
7734 find_reloads_address_part, find_equiv_reg): Likewise.
7735 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7736 choose_reload_regs): Likewise.
7737 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7739 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7740 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7741 * sched-rgn.c (concat_INSN_LIST): Likewise.
7742 * stor-layout.c (mode_for_size, mode_for_size_tree,
7743 smallest_mode_for_size): Likewise.
7745 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7747 * cfg.c (dump_reg_info): Avoid C++ keywords.
7748 * dwarf2asm.c (dw2_force_const_mem,
7749 dw2_asm_output_encoded_addr_rtx): Likewise.
7750 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7751 * expmed.c (expand_shift): Likewise.
7752 * global.c (find_reg): Likewise.
7753 * graph.c (draw_edge): Likewise.
7754 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7755 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7756 widen_clz, widen_bswap, expand_parity, expand_unop,
7757 emit_cmp_and_jump_insn_1): Likewise.
7758 * postreload.c (reload_cse_simplify_operands): Likewise.
7759 * ra.h (add_neighbor): Likewise.
7760 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7761 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7762 record_reg_classes, copy_cost, record_address_regs,
7763 invalid_mode_change_p): Likewise.
7764 * regrename.c (regrename_optimize, scan_rtx_reg,
7765 dump_def_use_chain, find_oldest_value_reg,
7766 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7768 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7770 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7771 MASK_POWERPC64 for power4 in previous commit.
7773 2008-07-16 Olivier Hainque <hainque@adacore.com>
7775 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7776 instead of bare conversion to cast const-ness away.
7778 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7780 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7781 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7782 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7783 (TARGET_FUNCTION_VALUE): Define.
7785 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7787 * config/rs6000/rs6000.c (processor_target_table): Add
7788 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7790 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7793 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7794 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7795 m32c_legitimize_reload_address.
7797 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7799 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7800 DECL_IN_SYSTEM_HEADER in sync.
7802 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7804 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7805 * tree-ssa-pre.c (pre_expr_eq): Ditto
7806 (get_constant_for_value_id): Take a type as an argument.
7807 (fully_constant_expression): Pass in type.
7808 (find_or_generate_expression): Short circuit constant case.
7809 (create_expression_by_pieces): Remove special casing of
7811 (do_regular_insertion): Short circuit constant case.
7812 (do_partial_partial_insertion): Ditto.
7814 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7817 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7819 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7821 * config/xtensa/libgcc-xtensa.ver: New file.
7822 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7824 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7826 * df-problems.c (df_set_note): Avoid C++ keywords.
7827 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7828 * dse.c (record_store, remove_useless_values): Likewise.
7829 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7830 gen_reg_rtx_offset, operand_subword, change_address_1,
7831 change_address, adjust_address_1, offset_address,
7832 widen_memory_access, emit_copy_of_insn_after): Likewise.
7833 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7834 * fwprop.c (should_replace_address, propagate_rtx_1,
7835 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7837 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7838 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7839 * lcm.c (compute_insert_delete, pre_edge_lcm,
7840 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7841 * lower-subreg.c (resolve_reg_notes): Likewise.
7842 * mode-switching.c (optimize_mode_switching): Likewise.
7844 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7846 * bt-load.c (add_btr_def, migrate_btr_def,
7847 branch_target_load_optimize): Avoid C++ keywords.
7848 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7850 * combine.c (subst, simplify_set, make_extraction,
7851 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7852 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7853 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7855 2008-07-15 Richard Guenther <rguenther@suse.de>
7858 * c-common.c (strict_aliasing_warning): Do not warn for
7859 TYPE_REF_CAN_ALIAS_ALL pointers.
7860 (c_common_get_alias_set): may_alias types are not special.
7861 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7862 attribute and set can_ref_all accordingly.
7863 (build_reference_type_for_mode): Likewise.
7864 * doc/extend.texi (may_alias): Clarify.
7866 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7869 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7870 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7872 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7875 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7876 gcc_assert, instead call output_operand_lossage.
7878 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7880 * builtins.c (std_canonical_va_list): Treat structure based
7883 2008-07-15 Ben Elliston <bje@au.ibm.com>
7885 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7887 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7889 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7892 2008-07-14 Jan Hubicka <jh@suse.cz>
7894 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7895 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7896 fix predicates and constraints.
7897 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7898 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7900 2008-07-14 Doug Kwan <dougkwan@google.com>
7902 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7903 additional option file arm/eabi.opt.
7904 * config/arm/eabi.h (File): New configuration file for EABI targets.
7905 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7906 SUBSUBTARGET_EXTRA_SPECS.
7907 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7908 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7909 from STARTFILE_SPEC so that it can be referenced in an override.
7910 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7911 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7912 can be referenced in an override.
7913 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7914 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7915 so that it can be referenced in an override.
7916 (LINK_SPEC): Use BPABI_LINK_SPEC.
7917 * config/arm/eabi.opt (File): New.
7919 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7921 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7922 (FIXED_VALUE_H): New variable.
7923 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7924 input.h, fixed-value.h.
7925 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7926 (BASIC_BLOCK_H): Use $(BITMAP_H).
7927 (FUNCTION_H): Add varray.h.
7928 (IPA_REFERENCE_H): Use $(BITMAP_H).
7929 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7930 (DF_H): Use $(BITMAP_H).
7931 (GGC_H): Add statistics.h.
7933 (INSN_ATTR_H): Use it.
7934 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7936 (SYMTAB_H): Add $(OBSTACK_H).
7937 (CPP_INTERNAL_H): New.
7938 (TREE_DUMP_H): Add tree-pass.h.
7939 (TREE_FLOW_H): Use $(BITMAP_H)
7940 (PRETTY_PRINT_H): Use $(INPUT_H).
7941 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7944 (many object files): Fix lots of header dependencies throughout.
7946 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7948 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7950 (s-gtyp-input): Use them to write tmp-gi.list.
7951 (echo_to_gi.list): Remove.
7953 2008-07-14 Richard Guenther <rguenther@suse.de>
7955 * tree-ssa-sccvn.c (pre_info): Remove.
7956 (switch_to_PRE_table): Likewise.
7957 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7958 (set_hashtable_value_ids): Do not create value-ids for the
7960 (run_scc_vn): Remove double test. Remove bogus special-case
7961 in value-number printing.
7962 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7963 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7965 * tree-flow-inline.h (get_value_handle): Remove.
7966 * tree-flow.h (get_value_handle): Remove.
7968 2008-07-14 Martin Jambor <mjambor@suse.cz>
7970 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7971 in which we generate arithmetics is not a subrange.
7973 2008-07-14 Martin Jambor <mjambor@suse.cz>
7975 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7977 2008-07-14 Richard Guenther <rguenther@suse.de>
7979 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7981 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7984 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7985 reload for symbol refs moved to r0 with -fPIC.
7986 (legitimize_pic_address): Use the target register as temporary
7988 (emit_symbolic_move): Adjust comment.
7989 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7992 2008-07-14 Ben Elliston <bje@au.ibm.com>
7994 * c-common.h (C_CPP_HASHNODE): New macro.
7995 * coretypes.h (struct cpp_token): Forward declare.
7996 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7997 the context-sensitive keyword method.
7998 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7999 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8000 expand_bool_pixel): New.
8001 (altivec_categorize_keyword): New function.
8002 (init_vector_keywords): New function.
8003 (rs6000_macro_to_expand): Likewise.
8004 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8005 compiling an ISO C dialect.
8007 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8009 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8010 (create_expression_by_pieces): Fix typo.
8011 (do_regular_insertion): Use debug counter here too.
8013 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
8016 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
8017 CONST_OK_FOR_LETTER_P. All port-local users changed.
8018 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
8019 implement Kp matching power-of-two.
8020 (CONSTRAINT_LEN): Define to match.
8021 * config/cris/cris.md: Replace all use of constraint K with Kc.
8022 ("*btst*): Use Kp for operand 0 of last alternative.
8024 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8027 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
8030 2008-07-13 Jan Hubicka <jh@suse.cz>
8032 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
8035 2008-07-13 Richard Guenther <rguenther@suse.de>
8038 * langhooks.c (lhd_print_error_function): Deal with recursive
8041 2008-07-12 Jan Hubicka <jh@suse.cz>
8043 * cgraph.c (assembler_name_hash): New static var.
8044 (hash_node_by_assembler_name, eq_assembler_name): New.
8045 (cgraph_node_for_asm): Use hashtable.
8046 (cgraph_remove_node): Maintain hashtable.
8047 (change_decl_assembler_name): Sanity check that names are not changing
8048 after aliasing was processed.
8049 * cgraph.h (varpoon_node): Add next GGC marker.
8050 * tree.c (decl_assembler_name_equal): Constify.
8051 (decl_assembler_name_hash): New.
8052 * tree.h (decl_assembler_name_equal): Constify.
8053 (decl_assembler_name_hash): Update.
8055 2008-07-12 David Daney <ddaney@avtrex.com>
8057 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8060 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
8062 * doc/md.texi: Document the MIPS "v" constraint.
8063 * config/mips/mips.h (reg_class): Revert last change.
8064 (REG_CLASS_NAMES): Likewise.
8065 (REG_CLASS_CONTENTS): Likewise.
8066 * config/mips/mips.c (mips_regno_to_class): Likewise.
8067 * config/mips/constraints.md (v): Likewise, but add documentation.
8068 Add a comment to say that this constraint should not be used in
8071 2008-07-11 DJ Delorie <dj@redhat.com>
8073 * config/h8300/h8300.md (length): Fix branch offset limit.
8075 2008-07-11 Anatoly Sokolov <aesok@post.ru>
8077 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
8078 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
8079 (avr_hard_regno_scratch_ok): New function.
8080 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8081 * config/avr/avr.md (all peepholes that request a scratch register):
8082 Remove avr_peep2_scratch_safe use.
8084 2008-07-11 Tom Tromey <tromey@redhat.com>
8085 Ian Lance Taylor <iant@google.com>
8087 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
8088 (struct c_common_resword): Define.
8089 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
8090 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8091 (c_common_reswords, num_c_common_reswords): Declare.
8092 * c-common.c (c_common_reswords): New global const array.
8093 (num_c_common_reswords): New const int.
8094 * c-parser.c (struct resword, reswords): Don't define.
8095 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
8096 (c_parse_init): Clarify mask code. Use c_common_reswords rather
8097 than reswords. If warning about C++ keywords, give them a special
8099 (c_lex_one_token): Warn about C++ keywords. Call
8100 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
8101 (c_parser_external_declaration): Look for RID_xxx rather than
8102 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
8103 (c_parser_statement_after_labels): Likewise.
8104 (c_parser_objc_class_instance_variables): Likewise.
8105 (c_parser_objc_class_declaration): Likewise.
8106 (c_parser_objc_try_catch_statement): Likewise.
8107 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
8108 (declspecs_add_type): Likewise.
8110 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
8112 * ggc-page.c (alloc_page):
8113 Substituting xmalloc, xcalloc with
8114 XNEWVEC and XCNEWVAR macros which add the
8117 2008-07-11 Richard Guenther <rguenther@suse.de>
8119 PR tree-optimization/36765
8120 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
8121 aliases from HEAP vars to SMTs.
8123 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8125 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
8126 * configure.ac (loose_warn): Move -Wc++-compat from here...
8127 (strict_warn): ...to here.
8128 * configure: Regenerate.
8130 2008-07-10 Joseph Myers <joseph@codesourcery.com>
8132 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
8133 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
8134 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
8135 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
8136 excluding more specific h8300-*-* and sh-*-* targets.
8138 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
8140 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
8142 (execute_pre): Call loop_optimizer_finalize in early exit.
8144 2008-07-10 Jakub Jelinek <jakub@redhat.com>
8147 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
8148 uids in the bitmap, not just VAR_DECL uids.
8150 PR rtl-optimization/36419
8151 * combine-stack-adj.c (adjust_frame_related_expr): New function.
8152 (combine_stack_adjustments_for_block): Call it if needed. Delete
8154 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
8155 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
8156 prologue sp adjustment.
8158 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
8161 * opts.c (print_ignored_options): Report postponed diagnostics for
8162 unknown -Wno-* options as warnings, not errors.
8163 (postpone_unknown_option_error): Renamed to...
8164 (postpone_unknown_option_warning): ... this.
8166 2008-07-09 Doug Kwan <dougkwan@google.com>
8169 2008-07-08 Doug Kwan <dougkwan@google.com>
8171 * config/arm/arm.opt (mandroid): New option.
8172 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8173 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8175 (CC1PLUS_SPEC): Same.
8177 (STARTFILE_SPEC): Same.
8178 (ENDFILE_SPEC): Same.
8179 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8182 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
8185 * config/mips/mips.h (reg_class): Remove V1_REG.
8186 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8187 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8189 (mips_get_tp): New function.
8190 (mips_legitimize_tls_address): Use it.
8191 * config/mips/constraints.md (v): Delete.
8192 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8193 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8194 After reload, split into a move and ...
8195 (*tls_get_tp_<mode>_split): ...this new instruction.
8197 2008-07-09 David Daney <ddaney@avtrex.com>
8199 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8201 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8203 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8204 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8206 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8207 htab_delete should be called. Don't free c.
8208 (lookup_tmp_var): Create temp_htab lazily.
8209 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8210 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8212 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8213 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8214 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8215 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8216 * tree-sra.c (generate_element_init): Likewise.
8217 * tree-mudflap.c (execute_mudflap_function_ops,
8218 execute_mudflap_function_decls): Likewise.
8219 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8220 * tree-gimple.h (struct gimplify_ctx): New type.
8221 (push_gimplify_context): Adjust prototype.
8223 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8225 * tree-ssa-pre.c (phi_translate_1): Update placement of
8228 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8230 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8231 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8232 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8233 * targhooks.c (default_hard_regno_scratch_ok): New function.
8234 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8235 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8236 * recog.c: Include "target.h".
8237 (peep2_find_free_register): Add check for global regs. Add target
8239 * Makefile.in (recog.o): Depend on target.h.
8241 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8243 * config/sh/sh.c (sh_canonical_va_list_type): New.
8244 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8246 2008-07-09 Raksit Ashok <raksit@google.com>
8248 * doc/invoke.texi (Option Summary): Mention new option
8249 -Wdisallowed-function-list=...
8250 (Warning Options): Document -Wdisallowed-function-list=...
8251 * common.opt (Wdisallowed-function-list=): New flag.
8252 * flags.h (warn_disallowed_functions): External definition of new
8253 boolean warning flag.
8254 (warn_if_disallowed_function_p): Declare new function.
8255 * opts.c (warning_disallowed_functions): New static variable.
8256 (warn_disallowed_functions): New boolean warning flag.
8257 (warn_if_disallowed_function_p): New function.
8258 (add_comma_separated_to_vector): Rename
8259 add_instrument_functions_exclude_list to this.
8260 (common_handle_option): Handle new option. Rename calls to
8261 add_instrument_functions_exclude_list into calls to
8262 add_comma_separated_to_vector.
8263 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8264 based on flag warn_disallowed_functions.
8266 2008-07-09 Christian Bruel <christian.bruel@st.com>
8268 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8269 instead of get_attr_length.
8271 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8273 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8275 * genemit.c (gen_insn): Likewise.
8276 * gengtype.c (note_def_vec): Likewise.
8277 * gengtype.h (note_def_vec): Likewise.
8278 * genoutput.c (struct data, output_insn_data, process_template,
8279 gen_expand, gen_split, note_constraint): Likewise.
8280 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8281 make_insn_sequence): Likewise.
8282 * gensupport.c (record_insn_name): Likewise.
8284 2008-07-08 Doug Kwan <dougkwan@google.com>
8286 * config/arm/arm.opt (mandroid): New option.
8287 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8288 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8290 (CC1PLUS_SPEC): Same.
8292 (STARTFILE_SPEC): Same.
8293 (ENDFILE_SPEC): Same.
8294 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8297 2008-07-08 Raksit Ashok <raksit@google.com>
8299 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8300 (set_storage_via_setmem): Fix expected_align parameter.
8301 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8302 missing from the list.
8303 * doc/md.texi (movmem): Explicitly state that expected alignment is
8304 to be expressed in bytes.
8305 (setmem): Explicitly state that expected alignment is to be expressed
8308 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8310 * reload.c (find_reloads_subreg_address): Do not require validity
8311 of address in original mode before reloading address.
8313 2008-07-07 Tianwei Sheng <tianweis@google.com>
8315 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8316 bounds array access.
8318 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8320 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8322 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8324 Fix PR tree-optimization/23455
8325 Fix PR tree-optimization/35286
8326 Fix PR tree-optimization/35287
8327 * Makefile.in (OBJS-common): Remove tree-vn.o.
8328 (tree-vn.o): Remove.
8329 * dbgcnt.def: Add treepre_insert debug counter.
8330 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8331 (debug_value_expressions): Ditto.
8332 (print_value_expressions): Ditto.
8333 * tree-pretty-print.c (dump_generic_node): Updated for
8334 VALUE_HANDLE removal.
8335 * tree-ssa-dom.c (record_equality): Ditto.
8336 (cprop_operand): Ditto.
8337 (lookup_avail_expr): Ditto.
8338 * tree-ssa-threadedge.c
8339 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8340 (simplify_control_stmt_condition): Ditto.
8341 * tree.c (tree_code_size): Ditto.
8342 (tree_node_structure): Ditto.
8343 (iterative_hash_expr): Ditto.
8345 * tree.h (VALUE_HANDLE_ID): Ditto.
8346 (VALUE_HANDLE_EXPR_SET): Ditto.
8347 (struct tree_value_handle): Ditto.
8348 (union tree_node): Ditto.
8349 * treestruct.def: Ditto.
8350 * tree-vn.c: Removed.
8351 * tree-ssa-pre.c: Rewritten entirely.
8352 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8353 (constant_value_ids): Ditto.
8354 (vn_nary_op_t): Moved to header.
8356 (vn_reference_op_t): Ditto
8357 (vn_reference_t): Ditto.
8358 (next_value_id): New variable.
8359 (VN_INFO): Add an assert.
8360 (vn_constant_eq): New function.
8361 (vn_constant_hash): Ditto.
8362 (get_or_alloc_constant_value_id): Ditto.
8363 (value_id_constant_p): Ditto.
8364 (vn_reference_compute_hash): De-staticify.
8365 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8366 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8367 (valueize_refs): Update opcode if it changes from ssa name to constant.
8368 (vn_reference_lookup_1): Add new argument.
8369 (vn_reference_lookup): Ditto.
8370 (vn_reference_lookup_pieces): New function.
8371 (vn_reference_insert): Add return type. Modify to deal with value ids.
8372 (vn_reference_insert_pieces): New function.
8373 (vn_nary_op_compute_hash): De-staticify.
8374 (vn_nary_op_eq): Ditto.
8375 (vn_nary_op_lookup_pieces): New function.
8376 (vn_nary_op_lookup): Add new argument.
8377 (vn_nary_op_insert_pieces): New function.
8378 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8379 (vn_phi_insert): Ditto.
8380 (visit_unary_op): Update for callee changes.
8381 (visit_binary_op): Ditto.
8382 (visit_reference_op_load): Ditto.
8383 (visit_reference_op_store): Ditto.
8384 (init_scc_vn): Init next_value_id, constant_to_value_id and
8386 (free_scc_vn): Free them.
8387 (set_hashtable_value_ids): New function.
8388 (run_scc_vn): Use it.
8389 (get_max_value_id): New function.
8390 (get_next_value_id): Ditto.
8391 (expressions_equal_p): Moved from tree-vn.c
8392 (sort_vuses): Ditto.
8393 (sort_vuses_heap): Ditto.
8394 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8396 * tree.c (iterative_hash_hashval_t): Made non-static
8397 * tree.h (iterative_hash_hashval_t): Declare it.
8399 2008-07-08 Martin Jambor <mjambor@suse.cz>
8401 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8402 instead of ipa_create_node_params.
8403 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8404 ipa_check_create_edge_args, free them with
8405 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8407 * ipa-prop.c: Include flags.h and tree-inline.h.
8408 (ipa_node_params_vector): New variable.
8409 (ipa_edge_args_vector): New variable.
8410 (edge_removal_hook_holder): New variable.
8411 (node_removal_hook_holder): New variable.
8412 (edge_duplication_hook_holder): New variable.
8413 (node_duplication_hook_holder): New variable.
8414 (ipa_detect_param_modifications): Check for presence of modified flags.
8415 (ipa_compute_jump_functions): Check for presence of jump functions.
8416 (ipa_free_edge_args_substructures): New function.
8417 (ipa_create_node_params): Removed.
8418 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8419 (ipa_free_node_params_substructures): New function.
8420 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8422 (ipa_edge_removal_hook): New function.
8423 (ipa_node_removal_hook): New function.
8424 (duplicate_array): New function.
8425 (ipa_edge_duplication_hook): New function.
8426 (ipa_node_duplication_hook): New function.
8427 (ipa_register_cgraph_hooks): New function.
8428 (ipa_unregister_cgraph_hooks): New function.
8429 (free_all_ipa_structures_after_ipa_cp): New function.
8431 * ipa-prop.h: Include vec.h.
8432 (ipa_node_params_t): New typedef with vector types for it.
8433 (ipa_edge_args_t): New typedef with vector types for it.
8434 (IPA_NODE_REF): Changed to access an on-the-side vector.
8435 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8436 (ipa_check_create_node_params): New function.
8437 (ipa_check_create_edge_args): New function.
8439 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8442 2008-07-07 Tom Tromey <tromey@redhat.com>
8444 * configure, config.in: Rebuilt.
8445 * configure.ac: Don't check for scandir or alphasort.
8447 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8449 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8450 types immediately after creating them.
8452 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8454 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8456 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8458 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8459 dump_constraint_graph.
8460 (dump_constraint_edge): New function.
8461 (dump_constraint_graph): New function.
8462 (debug_constraint_graph): New function.
8463 (dump_constraint): Removed useless comparison.
8464 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8465 (dump_constraint_graph): Declare.
8466 (debug_constraint_graph): Declare.
8467 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8469 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8471 * config/i386/i386.c (is_va_list_char_pointer): New.
8472 (ix86_va_start): Replace compare with ms_va_list_type_node
8473 by is_va_list_char_pointer.
8474 (ix86_gimplify_va_arg): Likewise.
8476 2008-07-07 Martin Jambor <mjambor@suse.cz>
8478 * cgraph.c (cgraph_edge_max_uid): New variable.
8479 (struct cgraph_edge_hook_list): New type.
8480 (struct cgraph_node_hook_list): New type.
8481 (struct cgraph_2edge_hook_list): New type.
8482 (struct cgraph_2node_hook_list): New type.
8483 (first_cgraph_edge_removal_hook): New variable.
8484 (first_cgraph_node_removal_hook): New variable.
8485 (first_cgraph_edge_duplicated_hook): New variable.
8486 (first_cgraph_node_duplicated_hook): New variable.
8487 (cgraph_add_edge_removal_hook): New function.
8488 (cgraph_remove_edge_removal_hook): New function.
8489 (cgraph_call_edge_removal_hooks): New function.
8490 (cgraph_add_node_removal_hook): New function.
8491 (cgraph_remove_node_removal_hook): New function.
8492 (cgraph_call_node_removal_hooks): New function.
8493 (cgraph_add_edge_duplication_hook): New function.
8494 (cgraph_remove_edge_duplication_hook): New function.
8495 (cgraph_call_edge_duplication_hooks): New function.
8496 (cgraph_add_node_duplication_hook): New function.
8497 (cgraph_remove_node_duplication_hook): New function.
8498 (cgraph_call_node_duplication_hooks): New function.
8499 (cgraph_create_edge): Assign to edge uid.
8500 (cgraph_remove_edge): Call edge removal hooks.
8501 (cgraph_node_remove_callees): Call edge removal hooks.
8502 (cgraph_node_remove_callers): Call edge removal hooks.
8503 (cgraph_remove_node): Call node removal hooks.
8504 (cgraph_clone_edge): Call edge duplication hooks.
8505 (cgraph_clone_node): Call node duplication hooks.
8507 * cgraph.h (cgraph_edge): New field uid.
8508 (cgraph_edge_hook): New type.
8509 (cgraph_node_hook): New type.
8510 (cgraph_2edge_hook): New type.
8511 (cgraph_2node_hook): New type.
8513 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8515 * config.in: Regenerate.
8517 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8519 * gcc.c (print_sysroot): New.
8520 (option_map, display_help, process_command): Handle the
8521 -print-sysroot option.
8522 (main): Print the sysroot if requested.
8523 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8525 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8528 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8530 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8532 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8533 (assign_parm_setup_block_p): Also check mode of entry_parm.
8535 2008-07-07 Richard Guenther <rguenther@suse.de>
8537 * tree-ssa-structalias.h (set_used_smts): Remove.
8538 * tree-ssa-structalias.c (used_smts): Likewise.
8539 (set_used_smts): Likewise.
8540 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8541 call to set_used_smts.
8543 2008-07-07 Richard Guenther <rguenther@suse.de>
8545 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8546 (new_var_info): Set it to false.
8547 (solution_set_add): Correctly handle pointers outside a var and
8549 (type_safe): Treat variables with is_full_var properly.
8550 (do_sd_constraint): Likewise.
8551 (do_ds_constraint): Likewise.
8552 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8553 (get_constraint_for_ptr_offset): New function.
8554 (get_constraint_for_component_ref): For addresses at least include
8555 the last field of the variable. Handle is_full_vars properly.
8556 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8557 (handle_ptr_arith): Remove.
8558 (find_func_aliases): Simplify assignment handling.
8559 (create_function_info_for): For parameter and result varinfos set
8561 (create_variable_info_for): Set is_full_var flag whenever we
8562 just created a single varinfo for a decl.
8563 (init_alias_vars): Initialize use_field_sensitive from
8564 max-fields-for-field-sensitive parameter.
8566 2008-07-07 Richard Guenther <rguenther@suse.de>
8568 PR tree-optimization/36713
8569 * tree-flow-inline.h (is_call_used): New function.
8570 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8571 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8572 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8574 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8576 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8578 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8580 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8582 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8583 Nathan Sidwell <nathan@codesourcery.com>
8585 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8586 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8588 * config/m68k/t-linux: New.
8589 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8592 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8594 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8595 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8598 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8600 * gcc.c (execute): Fix -Wc++-compat warning.
8602 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8605 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8606 constant for little endian.
8608 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8610 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8611 mips_base_mips16 instead of TARGET_MIPS16.
8612 (mips_base_mips16): Declare.
8613 * config/mips/mips.c (mips_base_mips16): Make global.
8614 (was_mips16_p): Remove GTY marker.
8615 (was_mips16_pch_p): New variable.
8616 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8617 (mips_override_options): Force to non-MIPS16 mode initially.
8618 Do not complain about MIPS16 PIC incompatibilities here.
8619 Only allow -mgpopt if -mexplicit-relocs is in force for
8622 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8624 * configure.ac: Check for caddr_t, define to char * if not defined.
8625 * configure: Regenerate.
8626 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8627 (mmap_gt_pch_use_address): Likewise.
8628 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8630 2008-07-06 Richard Guenther <rguenther@suse.de>
8632 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8633 (new_var_info): Deal with it.
8634 (solution_set_add): Likewise.
8635 (bitpos_of_field): Make signed, fix.
8636 (struct fieldoff): Remove type and decl fields. Make size field
8637 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8639 (fieldoff_compare): Deal with it.
8640 (push_fields_onto_fieldstack): Remove has_union argument, glob
8641 adjacent non-pointer fields together.
8642 (create_function_info_for): Do not set has_union.
8643 (create_variable_info_for): Simplify.
8645 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8647 * config.gcc (extra_headers): Add cross-stdarg.h for target
8648 x86_64-*-* and i?86-*-*.
8649 * config/i386/cross-stdarg.h: New.
8650 * builtins.c (std_fn_abi_va_list): New.
8651 (std_canonical_va_list_type): New.
8652 (stabilize_va_list): Replace va_list_type_node use by
8653 mtarget.canonical_va_list_type.
8654 (gimplify_va_arg_expr): Likewise.
8655 (expand_builtin_va_copy): Replace va_list_type_node use by
8656 mtarget.fn_abi_va_list.
8657 * tree-sra.c (is_va_list_type): New helper.
8658 (decl_can_be_decomposed_p): Replace
8659 va_list_type_node use by is_va_list_type.
8660 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8661 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8662 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8663 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8664 (ix86_enum_va_list): New.
8665 * config/i386/i386.c (sysv_va_list_type_node): New.
8666 (ms_va_list_type_node): New.
8667 (ix86_function_type_abi): Remove sorry.
8668 (ix86_build_builtin_va_list_abi): New.
8669 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8671 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8672 (ix86_init_builtins_va_builtins_abi): New.
8673 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8675 (ix86_handle_abi_attribute): New.
8676 (attribute_spec): Add sysv_abi and ms_abi.
8677 (ix86_fn_abi_va_list): New.
8678 (ix86_canonical_va_list_type): New.
8679 (ix86_enum_va_list): New.
8680 (TARGET_FN_ABI_VA_LIST): New.
8681 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8682 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8683 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8684 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8685 (TARGET_ENUM_VA_LIST): New.
8686 * expr.h (std_fn_abi_va_list): New.
8687 (std_canonical_va_list_type): New.
8688 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8689 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8690 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8691 TARGET_CANONICAL_VA_LIST_TYPE.
8692 * target.h (struct gcc_target): Add fn_abi_va_list hook
8693 and canonical_va_list_type hook.
8695 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8697 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8698 integral and pointer types.
8700 2008-07-04 Roger Sayle <roger@eyesopen.com>
8702 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8703 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8705 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8708 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8710 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8712 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8713 build_gimple_modify_stmt.
8714 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8715 gimple operand. Use fold_build* instead of build*.
8717 2008-07-04 Richard Guenther <rguenther@suse.de>
8719 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8720 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8721 properly to compute the reachability set if we do field-sensitive PTA.
8722 * invoke.texi (max-fields-for-field-sensitive): Document default.
8723 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8724 100 for optimize >= 2.
8726 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8728 * ggc-zone.c (lookup_page_table_if_allocated,
8729 set_page_table_entry, zone_find_object_size, alloc_small_page,
8730 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8731 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8732 -Wc++-compat and/or -Wcast-qual warnings.
8734 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8737 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8738 pic_offset_table_rtx to be marked as used here.
8739 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8740 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8741 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8742 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8745 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8747 * alloc-pool.c (hash_descriptor, eq_descriptor,
8748 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8749 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8751 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8752 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8753 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8754 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8757 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8759 * tree-flow.h (loop_only_exit_p): Declare.
8760 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8761 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8762 the number of iterations if it is constant. Otherwise, if this is the
8763 only possible exit of the loop, use the conservative estimate on the
8764 number of iterations of the entire loop if available.
8766 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8768 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8769 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8770 Add synchronization functions.
8771 * config/sync.c: New file.
8772 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8773 (LIBGCC_SYNC_CFLAGS): Likewise.
8775 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8778 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8779 (*pushtf_sse): New insn pattern.
8780 (pushtf splitters): New splitters.
8782 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8785 * predict.c (build_predict_expr): Use void_type_node for the tree
8786 type, instead of NULL_TREE.
8788 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8790 * config/i386/i386.c (contains_aligned_value_p): Return true
8792 (ix86_data_alignment): Align TCmode to 128bits.
8793 (ix86_local_alignment): Likewise.
8795 2008-07-03 Andrew Haley <aph@redhat.com>
8798 * vec.h (VEC_TA): New.
8799 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8800 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8801 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8802 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8803 (C_COMMON_FIXED_TYPES): Remove first arg.
8804 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8805 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8806 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8807 not to use empty macro arguments.
8809 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8811 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8812 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8813 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8814 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8815 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8816 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8817 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8818 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8819 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8820 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8821 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8822 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8823 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8824 config/rs6000/e500crtres64gpr.asm,
8825 config/rs6000/e500crtres64gprctr.asm,
8826 config/rs6000/e500crtrest32gpr.asm,
8827 config/rs6000/e500crtrest64gpr.asm,
8828 config/rs6000/e500crtresx32gpr.asm,
8829 config/rs6000/e500crtresx64gpr.asm,
8830 config/rs6000/e500crtsav32gpr.asm,
8831 config/rs6000/e500crtsav64gpr.asm,
8832 config/rs6000/e500crtsav64gprctr.asm,
8833 config/rs6000/e500crtsavg32gpr.asm,
8834 config/rs6000/e500crtsavg64gpr.asm,
8835 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8836 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8837 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8838 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8839 config/sparc/sol2-cn.asm: Remove .file directives.
8841 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8843 * resource.c (mark_referenced_resources): Look inside
8844 UNSPEC_VOLATILEs and ASM_INPUTs.
8846 2008-07-02 Ian Lance Taylor <iant@google.com>
8848 * rtlanal.c (add_reg_note): New function.
8849 * rtl.h (add_reg_note): Declare.
8850 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8851 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8852 * builtins.c (expand_builtin_longjmp): Likewise.
8853 (expand_builtin_nonlocal_goto): Likewise.
8854 * calls.c (emit_call_1, expand_call): Likewise.
8855 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8856 * cfglayout.c (fixup_reorder_chain): Likewise.
8857 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8858 (commit_one_edge_insertion): Likewise.
8859 * combine.c (move_deaths, distribute_notes): Likewise.
8860 * df-problems.c (df_set_note): Likewise.
8861 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8862 (set_unique_reg_note): Likewise.
8863 (emit_copy_of_insn_after): Likewise.
8864 * expr.c (expand_expr_real): Likewise.
8865 * gcse.c (add_label_notes): Likewise.
8866 * haifa-sched.c (create_check_block_twin): Likewise.
8867 * jump.c (mark_jump_label_1): Likewise.
8868 * loop-doloop.c (add_test, doloop_modify): Likewise.
8869 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8870 * lower-subreg.c (move_eh_region_note): Likewise.
8871 * optabs.c (emit_libcall_block): Likewise.
8872 * predict.c (predict_insn): Likewise.
8873 (combine_predictions_for_insn): Likewise.
8874 * recog.c (peephole2_optimize): Likewise.
8875 * regmove.c (try_auto_increment): Likewise.
8876 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8877 * reload.c (find_reloads): Likewise.
8878 * reload1.c (fixup_eh_region_note): Likewise.
8879 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8880 * reorg.c (delete_prior_computation): Likewise.
8881 (delete_computation, dbr_schedule): Likewise.
8882 * config/pa/pa.c (legitimize_pic_address): Likewise.
8883 * config/sh/sh.c (sh_reorg): Likewise.
8885 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8888 * config/libgcc-glibc.ver: Add %exclude.
8889 * config/m32r/libgcc-glibc.ver: Likwise.
8890 * config/s390/libgcc-glibc.ver: Likwise.
8891 * config/sh/libgcc-glibc.ver: Likwise.
8892 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8894 * config/i386/libgcc-glibc.ver: New.
8896 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8898 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8900 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8901 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8902 i[34567]86-*-linux*, x86_64-*-linux*. Add
8903 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8904 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8905 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8906 i[34567]86-*-linux*, x86_64-*-linux*.
8908 * libgcc-std.ver: Add empty GCC_4.4.0.
8910 * mkmap-symver.awk: Support multiple versions per symbol.
8912 * config/i386/i386.c (ix86_init_builtins): Always define
8913 __builtin_fabsq and __builtin_copysignq with fallbacks.
8914 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8915 and __builtin_copysignq if SSE2 isn't available.
8917 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8918 (LIBGCC2_TF_CEXT): Likwise.
8921 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8923 * config/i386/sfp-machine.h: Moved to libgcc.
8925 * config/i386/sfp-machine.h: New.
8926 * config/i386/t-linux: Likwise.
8928 * config/i386/t-darwin: Remove softfp_wrap_start and
8930 * config/i386/t-darwin64: Likewise.
8932 * config/i386/t-fprules-softfp64: Renamed to ...
8933 * config/i386/t-fprules-softfp: This.
8935 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8936 and softfp_wrap_end.
8938 2008-07-02 Jason Merrill <jason@redhat.com>
8940 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8942 * tree.c (ctor_to_list): New fn.
8943 * tree.h: Declare it.
8944 (CONSTRUCTOR_ELT): New macro.
8945 (CONSTRUCTOR_NELTS): New macro.
8947 2008-07-02 Richard Guenther <rguenther@suse.de>
8949 * tree-ssa-structalias.c (struct variable_info): Reorder
8950 to fill padding on 64bit hosts. Make collapsed_to an int.
8951 (get_varinfo_fc): Deal with that.
8952 (new_var_info): Likewise.
8953 (collapse_rest_of_var): Likewise.
8955 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8957 * doc/install.texi (--enable-java-home): Document.
8958 (--enable-aot-compile-rpm): Likewise.
8959 (--with-arch-directory): Likewise.
8960 (--with-os-directory): Likewise.
8961 (--with-origin-name): Likewise.
8962 (--with-arch-suffix): Likewise.
8963 (--with-jvm-root-dir): Likewise.
8964 (--with-jvm-jar-dir): Likewise.
8965 (--with-python-dir): Likewise.
8967 2008-07-02 Richard Guenther <rguenther@suse.de>
8969 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8970 from decls explicitly. Merge operand checking from tuples.
8972 2008-07-02 Martin Jambor <mjambor@suse.cz>
8974 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8976 2008-07-02 Martin Jambor <mjambor@suse.cz>
8978 * tree-switch-conversion.c: Included timevar.h
8979 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8981 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8983 2008-07-02 Martin Jambor <mjambor@suse.cz>
8985 * tree-switch-conversion.c: Corrected various comments and
8987 (build_constructors): Fixed minor formatting mistakes.
8989 * invoke.texi (Optimize Options): Corrected the
8990 switch-conversion-max-branch-ratio parameter.
8992 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8994 * final.c (asm_insn_count): Return zero for an empty asm body.
8996 2008-07-02 Richard Guenther <rguenther@suse.de>
8998 * bitmap.h (bitmap_set_bit): Return bool.
8999 (bitmap_clear_bit): Likewise.
9000 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9001 write to the bitmap if it would.
9002 (bitmap_clear_bit): Likewise.
9003 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9004 bitmap_set_bit return value.
9005 (add_pred_graph_edge): Likewise.
9006 (add_graph_edge): Likewise.
9007 (do_sd_constraint): Likewise.
9008 (do_ds_constraint): Likewise.
9010 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9012 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9013 Fix -Wc++-compat and/or -Wcast-qual warnings.
9014 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9015 gen_regparm_prefix): Likewise.
9016 * vmsdbgout.c (write_modbeg, lookup_filename,
9017 vmsdbgout_source_line, vmsdbgout_init): Likewise.
9019 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
9021 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
9022 defaults.h definition apply.
9024 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9026 * function.c (assign_parm_remove_parallels): New.
9027 (assign_parm_setup_block_p): Do not return true for non-BLKmode
9029 (assign_parm_setup_block): Do not handle them.
9030 (assign_parm_setup_reg, assign_parm_setup_stack): Call
9031 assign_parm_remove_parallels.
9033 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9035 * c-typeck.c (convert_for_assignment): Use
9036 vector_targets_convertible_p.
9037 * c-common.c (vector_targets_convertible_p): New.
9038 * c-common.h (vector_targets_convertible_p): New prototype.
9039 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
9040 opaque_p_V2SI_type_node.
9042 2008-07-01 Steve Ellcey <sje@cup.hp.com>
9044 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
9047 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
9049 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
9050 TFmode constants via two element DImode vector for hosts with
9051 HOST_BITS_PER_WIDE_INT < 64.
9052 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
9053 also for HOST_BITS_PER_WIDE_INT < 64.
9055 2008-07-01 Richard Guenther <rguenther@suse.de>
9057 PR tree-optimization/36666
9058 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
9059 (get_constraint_exp_from_ssa_var): Split into ...
9060 (get_constraint_exp_for_temp): ... this ...
9061 (get_constraint_for_ssa_var): ... and that.
9062 Return constraint expressions for all touched sub-fields
9063 if the results address is not taken.
9064 (process_constraint): Remove assertion that aggregate
9065 assignments do not happen at this place.
9066 (get_constraint_for_component_ref): Add address_p argument.
9067 Return constraint expressions for all touched sub-fields
9068 if the results address is not taken.
9069 (do_deref): Use get_constraint_exp_for_temp.
9070 (get_constraint_for_1): Rename from ...
9071 (get_constraint_for): ... this. Add the old function as wrapper.
9072 (do_structure_copy): Use get_constraint_for_1.
9074 2008-07-01 Martin Jambor <mjambor@suse.cz>
9076 * Makefile.in (tree-switch-conversion.o): Add.
9077 (OBJS-common): Add tree-swtch-conversion.o.
9078 * passes.c (init_optimization_passes): Add pass_convert_switch.
9079 * tree-pass.h: (pass_convert_switch): Add.
9080 * tree-switch-conversion.c: New file.
9081 * gcc.dg/tree-ssa/cswtch.c: New testcase.
9082 * common.opt (ftree-cswtch): New option.
9083 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9084 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9085 * opts.c (decode_options): Set flag_tree_switch_conversion when
9086 optimization level is >= 2.
9087 * doc/invoke.texi (Optimize Options): Added description of
9088 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
9090 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9092 * config/darwin-driver.c (darwin_default_min_version): Fix
9093 -Wc++-compat warnings.
9095 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
9097 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
9100 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9102 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
9104 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9106 PR rtl-optimization/34744
9107 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
9108 (df_scan_free_internal): Free data structures not
9109 allocated in storage pools.
9110 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
9111 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
9112 df_scan_free_mws_vec.
9113 * dse.c (dse_step6): Free offset_map_p and offset_map_n
9116 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
9118 * config/i386/i386.c (contains_aligned_value_p): Return true
9120 (ix86_function_arg_boundary): Return its natural boundary
9122 (return_in_memory_32): Don't check TDmode.
9123 (ix86_split_to_parts): Support splitting into 4 parts and
9124 support TFmode for 32bit target.
9125 (ix86_split_long_move): Support splitting into 4 parts.
9126 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
9128 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
9129 (ix86_init_builtins): Here.
9130 (ix86_scalar_mode_supported_p): Always return true for TFmode.
9131 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
9132 'q' and 'w', respectively.
9134 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
9136 (movtf_internal): Likewise.
9137 (<code>tf2): Likewise.
9138 (*absnegtf2_sse): Likewise.
9139 (copysign<mode>3): Likewise.
9140 (copysign<mode>3_const): Likewise.
9141 (copysign<mode>3_var): Likewise.
9142 (define_split UNSPEC_COPYSIGN): Likewise.
9143 * config/i386/sse.md (*nandtf3): Likewise.
9144 (<code>tf3): Likewise.
9145 (*<code>tf3): Likewise.
9147 2008-06-30 Joey Ye <joey.ye@intel.com>
9148 H.J. Lu <hongjiu.lu@intel.com>
9150 * global.c (compute_regsets): Set frame_pointer_needed here.
9151 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
9153 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9155 * doc/install.texi (specific): Expand Windows build notes.
9157 2008-06-30 Ira Rosen <irar@il.ibm.com>
9159 PR tree-optimization/36648
9160 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
9161 number of prolog iterations by step. Fix the comment.
9163 2008-06-30 Richard Guenther <rguenther@suse.de>
9166 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
9167 handle calls from ECF_MALLOC functions.
9168 (handle_pure_call): ECF_MALLOC functions do not return
9170 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
9172 2008-06-29 Andreas Schwab <schwab@suse.de>
9174 * config/m68k/m68k.c (print_operand): Always print a float
9176 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
9177 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
9180 * config/rs6000/x-linux64: Remove never used file.
9182 2008-06-29 Richard Guenther <rguenther@suse.de>
9184 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9186 (struct alias_info): Move ...
9187 * tree-ssa-alias.c: ... here.
9188 (update_alias_info): Declare.
9189 (compute_may_aliases): Call it.
9190 (update_alias_info): New function.
9191 * tree-ssa-structalias.c (update_alias_info): Move ...
9192 * tree-ssa-alias.c (update_alias_info_1): ... here.
9193 * tree-ssa-structalias.c (process_constraint_1): Remove
9194 unused from_call argument. Rename to ...
9195 (process_constraint): ... this. Delete old wrapper.
9196 (make_constraint_to): Adjust callers.
9197 (handle_const_call): Likewise.
9198 (handle_pure_call): Likewise.
9199 (init_base_vars): Likewise.
9200 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9201 (find_func_aliases): We don't need structure copies for
9203 (make_constraint_from_anything): Remove.
9204 (create_variable_info_for): For globals make constraints
9205 from escaped, not from anything.
9206 (compute_points_to_sets): Do not call update_alias_info.
9207 (ipa_pta_execute): Use make_constraint_from.
9209 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9211 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9212 (bitmap.o-warn, dominance.o-warn): New.
9213 * configure.ac (cxx_compat_warn): Delete.
9214 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9215 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9217 * configure: Regenerate.
9219 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9222 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9224 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9225 * df-scan.c (df_notes_rescan): Likewise.
9226 * ggc-page.c (set_page_table_entry): Likewise.
9227 * intl.c (gcc_gettext_width): Likewise.
9228 * varasm.c (get_unnamed_section, get_noswitch_section,
9229 get_section): Likewise.
9231 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9233 * regrename.c (build_def_use): Don't copy RTX.
9235 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9237 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9238 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9239 punctuation. Use @ref instead of @xref.
9240 (Function Names): Remove stray @display/@end display.
9241 (C++ Attributes): Use @ref instead of @xref.
9242 (Deprecated Features): Fix punctuation around @xref.
9243 (Backwards Compatibility): Likewise.
9244 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9246 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9248 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9249 constants for E500 double.
9251 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9253 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9254 element type of const_vector.
9256 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9258 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9259 Remove FLAGS_REG clobber from expander pattern.
9260 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9261 (anddi3, andsi3, andhi3, andqi3): Ditto.
9262 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9263 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9264 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9265 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9266 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9267 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9268 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9269 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9271 2008-06-28 Richard Guenther <rguenther@suse.de>
9273 * tree-ssa-structalias.c (callused_id, var_callused,
9274 callused_tree): Add.
9275 (handle_pure_call): New function.
9276 (find_func_aliases): Call it.
9277 (find_what_p_points_to): Handle the call-used set.
9278 (clobber_what_escaped): Likewise.
9279 (compute_call_used_vars): New function.
9280 (init_base_vars): Init the call-used variable.
9281 (do_sd_constraint): Do not propagate the solution from CALLUSED
9282 but use CALLUSED as a placeholder.
9283 (solve_graph): Likewise.
9284 * tree-flow-inline.h (gimple_call_used_vars): New function.
9285 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9286 (compute_call_used_vars): Declare.
9287 * tree-ssa-alias.c (set_initial_properties): Call
9288 compute_call_used_vars.
9289 (reset_alias_info): Clear call-used variables.
9290 (add_call_clobber_ops): Assert we are not called for const/pure
9291 functions. Remove handling of them.
9292 (add_call_read_ops): Handle pure functions by adding the
9293 call-used set of variables as VUSEs.
9294 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9295 (delete_tree_ssa): Free it.
9296 * tree-dfa.c (remove_referenced_var): Clear the var from the
9299 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9301 * tree.c (build_varargs_function_type_list): New.
9302 (build_function_type_list_1): New.
9303 (build_function_type_list): Use build_function_type_list_1.
9304 * tree.h (build_varargs_function_type_list): New.
9306 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9309 * config/spu/spu.c (spu_builtin_splats): Do not generate
9310 invalid CONST_VECTOR expressions.
9311 (spu_expand_vector_init): Likewise.
9313 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9315 * optabs.c (libfunc_decls): New variable.
9316 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9317 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9318 for the same function twice.
9320 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9322 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9323 ix86_expand_binary_operator directly.
9324 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9326 (*ashrti3_1): Ditto.
9327 (*lshrti3_1): Ditto.
9328 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9329 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9330 using only one splitter. Conditionaly execute splitter before or
9331 after peephole2 pass.
9332 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9333 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9334 Use only one alternative in asm template.
9335 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9337 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9338 "J" operand constraint for operand 2.
9339 (*ashldi3_cconly_rex64): Ditto.
9340 (*ashrdi3_cmp_rex64): Ditto.
9341 (*ashrdi3_cconly_rex64): Ditto.
9342 (*lshrdi3_cmp_rex64): Ditto.
9343 (*lshrdi3_cconly_rex64): Ditto.
9344 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9345 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9346 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9349 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9351 * gimplify.c (omp_is_private): Don't return true if decl is not
9352 already private on #pragma omp for or #pragma omp parallel for.
9355 * tree-cfg.c (struct move_stmt_d): Replace block field with
9356 orig_block and new_block fields.
9357 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9358 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9359 (move_block_to_fn): Replace vars_map and new_label_map arguments
9360 with struct move_stmt_d pointer.
9361 (replace_block_vars_by_duplicates): New function.
9362 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9363 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9364 all subblocks of ORIG_BLOCK to the new function. Call
9365 replace_block_vars_by_duplicates.
9366 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9367 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9368 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9369 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9370 (expand_omp): Temporarily set input_location to the location of
9371 region's controlling stmt.
9372 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9373 BIND_EXPR, push ctx->block_vars and gimplification vars into
9374 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9376 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9377 there are any BLOCK_VARS.
9378 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9379 OMP_PARALLEL or OMP_TASK stmt.
9380 (lower_omp): Save and restore input_location around the lower_omp_1
9383 2008-06-27 Richard Guenther <rguenther@suse.de>
9385 PR tree-optimization/36400
9386 PR tree-optimization/36373
9387 PR tree-optimization/36344
9388 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9389 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9390 (update_alias_info): Remove call clobbering code.
9391 (make_constraint_to): New helper function.
9392 (make_escape_constraint): Likewise.
9393 (handle_rhs_call): Use it on all pointer containing arguments.
9394 Also mark the static chain escaped.
9395 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9396 instead of ANYTHING.
9397 (make_constraint_from): New helper split out from ...
9398 (make_constraint_from_anything): ... here.
9399 (find_func_aliases): Add constraints for escape sites.
9400 (intra_create_variable_infos): Make constraints from NONLOCAL
9402 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9404 (clobber_what_p_points_to): Remove.
9405 (clobber_what_escaped): New function.
9406 (init_base_vars): Init NONLOCAL and ESCAPED.
9407 (do_sd_constraint): Do not propagate the solution from ESCAPED
9408 but use ESCAPED as a placeholder.
9409 (solve_graph): Likewise.
9410 * tree-flow.h (clobber_what_p_points_to): Remove.
9411 (clobber_what_escaped): Declare.
9412 * tree-ssa-alias.c (set_initial_properties): Call it.
9413 Remove code clobbering escaped pointers.
9415 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9417 * function.c (allocate_struct_function): Only allocate a unique
9418 funcdef_no if the decl is nonzero.
9420 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9422 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9423 * config/mips/mips.c (mips_split_const_insns): New function.
9424 * config/mips/mips.md (move_type): New attribute.
9425 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9426 (dword_mode): New attribute.
9427 (type): Avoid long line. Map "move_type"s to "type"s,
9428 choosing "multi" for doubleword moves if appropriate.
9429 Swap MTC/MFC comments to match their declaration order.
9430 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9431 "type" is "branch" or "jal" is "direct".
9432 (length): Handle "extended_mips16" first. Make the default
9433 "0" for "ghost" instructions. Set the length from "move_type".
9434 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9435 of "type", with "sll0" for the register alternative. Remove the
9436 "extended_mips16" attribute.
9437 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9438 of "type", with "shift_shift" for the register alternative.
9439 Remove the "length" attribute.
9440 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9441 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9442 of "type", with "andi" for the register alternative.
9443 (*zero_extendqihi2): Likewise.
9444 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9445 of "andi" instead of a "type" of "arith".
9446 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9448 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9449 (mov_<store>r, *mov<mode>_ra): Likewise.
9450 (extendsidi2): Use "move_type" instead of "type", with "move"
9451 for the register alternative.
9452 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9453 of "type", with "signext" for the register alternative.
9454 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9455 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9456 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9457 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9458 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9459 (unnamed branch insn): Likewise.
9460 (*movdi_gp32_fp64): Fold into...
9461 (*movdi_32bit): ...here.
9462 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9463 (*movdf_hardfloat): ...this new pattern.
9464 (*movdf_softfloat): Remove redundant FPR alternatives.
9465 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9466 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9467 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9468 the "move" attribute.
9469 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9470 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9471 and "store" for COP loads and stores.
9472 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9473 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9474 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9475 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9476 (*movtf_mips16, *movv2sf): Likewise.
9477 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9478 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9479 (mfhc1<mode>): Use "move_type" instead of "move".
9480 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9481 (loadgp_blockage): Remove the "length" attribute.
9482 (blockage, set_got_version, update_got_version): Likewise.
9483 (call_internal): Remove the "extended_mips16" attribute.
9484 (call_value_internal, call_value_multiple_internal): Likewise.
9485 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9487 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9488 the "length" attribute.
9490 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9492 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9493 -Wcast-qual warnings.
9494 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9495 handle_pragma_pop_macro): Likewise.
9496 * collect2.c (resolve_lib_name): Likewise.
9497 * config/arc/arc.c (arc_init): Likewise.
9498 * config/arm/arm.c (neon_builtin_compare,
9499 locate_neon_builtin_icode): Likewise.
9500 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9501 * config/bfin/bfin.c (bfin_init_machine_status,
9502 bfin_optimize_loop): Likewise.
9503 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9504 * config/cris/cris.c (cris_init_expanders): Likewise.
9505 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9506 * config/darwin.c (machopic_indirection_eq,
9507 machopic_indirection_name, machopic_output_indirection): Likewise.
9508 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9509 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9510 frv_optimize_membar): Likewise.
9511 * config/i386/cygwin.h (mingw_scan,
9512 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9513 * config/i386/cygwin1.c (mingw_scan): Likewise.
9514 * config/i386/i386.c (machopic_output_stub): Likewise.
9515 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9516 i386_pe_unique_section): Likewise.
9517 * config/ia64/ia64.c (ia64_init_machine_status,
9518 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9520 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9521 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9522 * config/m68k/m68k.c (m68k_handle_option,
9523 m68k_sched_md_init_global): Likewise.
9524 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9525 mcore_unique_section): Likewise.
9526 * config/mips/mips.c (mips_block_move_straight,
9527 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9529 * config/mmix/mmix.c (mmix_init_machine_status,
9530 mmix_encode_section_info): Likewise.
9531 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9532 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9533 print_operand_address, output_toc, redefine_groups,
9534 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9535 * config/s390/s390.c (s390_init_machine_status): Likewise.
9536 * config/score/score.c (score_block_move_straight,
9537 score_block_move_loop_body): Likewise.
9538 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9539 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9540 * emit-rtl.c (find_auto_inc): Likewise.
9541 * gcc.c (translate_options, process_command): Likewise.
9542 * reorg.c (dbr_schedule): Likewise.
9543 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9544 * xcoffout.c (xcoffout_declare_function): Likewise.
9546 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9548 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9549 ipa-pta working again.
9551 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9553 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9556 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9558 * config.gcc (powerpc*-*-*): Add new core e500mc.
9559 * config/rs6000/e500mc.md: New file.
9560 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9562 (rs6000_override_options): Add e500mc case to
9563 processor_target_table. Altivec and Spe options not allowed
9564 with e500mc. Add isel instruction to e500mc by
9565 default. Initialize rs6000_cost for e500mc.
9566 (rs6000_issue_rate): Set issue rate for e500mc.
9567 * config/rs6000/rs6000.h (processor_type): Add
9568 PROCESSOR_PPCE500MC.
9569 (ASM_CPU_SPEC): Add e500mc.
9570 Set TARGET_ISEL to rs6000_isel.
9571 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9572 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9573 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9575 * doc/invoke.texi: Add e500mc to list of cpus.
9577 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9580 * c-lex.c (lex_charconst): Initialize unsignedp.
9582 2008-06-27 Olivier Hainque <hainque@adacore.com>
9584 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9585 documented assumptions.
9587 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9589 * dwarf2out.c: Remove trailing white spaces. Break long line
9592 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9594 * libfuncs.h (LTI_synchronize): New libfunc_index.
9595 (synchronize_libfunc): Declare.
9596 * builtins.c (expand_builtin_synchronize): Consider using
9597 synchronize_libfunc before falling back on an asm blockage.
9598 * config/mips/mips.c: Include libfuncs.h
9599 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9601 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9603 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9604 parameter. Copy stack_reg to r11 where appropriate.
9605 (no_global_regs_above): Add gpr parameter.
9606 (rs6000_stack_info): Only add padding for SPE save area if we
9607 are saving SPE GPRs and CR.
9608 (saveres_routine_syms): New variable.
9609 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9611 (rs6000_savres_routine_sym): New function.
9612 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9614 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9615 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9616 Tweak FPR out-of-line saving.
9617 (rs6000_make_savres_rtx): New function.
9618 (rs6000_use_multiple_p): New function.
9619 (rs6000_savres_strategy): New function.
9620 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9621 out-of-line if appropriate.
9622 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9623 if we are optimizing for size.
9624 (GP_SAVE_INLINE): Define.
9625 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9626 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9627 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9628 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9629 (*save_fpregs_<mode>): Add use of r11.
9630 (*restore_gpregs_<mode>): New insn.
9631 (*return_and_restore_gpregs_<mode>): New insn.
9632 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9634 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9635 (*restore_gpregs_spe): New insn.
9636 (*return_and_restore_gpregs_spe): New insn.
9637 * config/rs6000/predicates.md (save_world_operation): Fix check.
9639 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9641 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9642 this point, so assert that.
9644 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9646 * cfganal.c: Include vec.h and vecprim.h.
9647 (compute_idf): Import from...
9648 * tree-into-ssa (compute_idf): ...here.
9649 * basic-block.h (compute_idf): Export.
9651 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9653 * c-decl.c (merge_decls): Use !current_function_decl to check for
9654 extern declaration of C99 inline function being at file scope.
9656 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9658 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9660 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9662 * alias.c (record_alias_subset, init_alias_analysis): Fix
9663 -Wc++-compat and/or -Wcast-qual warnings.
9664 * attribs.c (lookup_attribute_spec): Likewise.
9665 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9666 copy_bb, connect_traces,
9667 find_rarely_executed_basic_blocks_and_cr): Likewise.
9668 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9669 note_btr_set, migrate_btr_defs): Likewise.
9670 * builtins.c (result_vector, expand_builtin_memcpy,
9671 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9672 builtin_memset_read_str, expand_builtin_printf,
9673 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9675 * caller-save.c (mark_set_regs): Likewise.
9676 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9677 * cgraph.c (cgraph_edge): Likewise.
9678 * combine.c (likely_spilled_retval_1): Likewise.
9679 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9680 htab_counts_entry_del, get_coverage_counts): Likewise.
9681 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9682 new_cselib_val): Likewise.
9683 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9684 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9686 * df-core.c (df_compact_blocks): Likewise.
9687 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9688 * df-scan.c (df_grow_reg_info, df_ref_create,
9689 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9690 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9691 df_record_entry_block_defs, df_record_exit_block_uses,
9692 df_bb_verify): Likewise.
9693 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9694 DF_REF_EXTRACT_MODE_CONST): New.
9695 * dominance.c (get_immediate_dominator, get_dominated_by,
9696 nearest_common_dominator, root_of_dom_tree,
9697 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9698 -Wc++-compat and/or -Wcast-qual warnings.
9699 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9700 record_store, replace_read, check_mem_read_rtx, scan_insn,
9701 dse_step1, dse_record_singleton_alias_set): Likewise.
9702 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9704 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9706 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9707 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9708 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9709 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9710 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9711 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9712 file_name_acquire, output_file_names, add_const_value_attribute,
9713 premark_used_types_helper, file_table_eq, file_table_hash,
9714 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9715 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9716 -Wcast-qual warnings.
9717 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9718 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9719 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9720 gen_reg_rtx, start_sequence, init_emit): Likewise.
9721 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9722 * except.c (init_eh_for_function, gen_eh_region,
9723 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9724 arh_to_landing_pad, arh_to_label, add_action_record,
9725 add_call_site, switch_to_exception_section): Likewise.
9726 * expmed.c (synth_mult): Likewise.
9727 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9728 store_expr): Likewise.
9729 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9731 * function.c (assign_stack_temp_for_type,
9732 allocate_struct_function, match_asm_constraints_1): Likewise.
9733 * gcov-io.c (gcov_allocate): Likewise.
9734 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9735 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9736 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9737 record_one_set, insert_expr_in_table, insert_set_in_table,
9738 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9739 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9740 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9741 -Wcast-qual warnings.
9743 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9745 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9746 -Wcast-qual warnings.
9747 * gcc.c (process_command): Likewise.
9748 * genattrtab.c (oballoc): Use XOBNEW.
9749 (oballocvec): Define.
9750 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9751 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9752 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9753 -Wc++-compat and/or -Wcast-qual warnings.
9754 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9755 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9756 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9757 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9758 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9759 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9760 add_excls, process_presence_absence_names,
9761 process_presence_absence_patterns, add_presence_absence,
9762 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9763 get_free_state, add_arc, get_free_automata_list_el,
9764 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9765 transform_3, cache_presence, create_ainsns, create_automata,
9766 create_state_ainsn_table, dfa_insn_code_enlarge,
9767 output_trans_func, output_min_issue_delay_func,
9768 output_dead_lock_func, output_reset_func,
9769 output_get_cpu_unit_code_func, output_dfa_start_func,
9770 expand_automata): Likewise.
9771 * genextract.c (gen_insn): Likewise.
9772 * gengtype-lex.l: Likewise.
9773 * gengtype.c (read_input_list, adjust_field_type,
9774 process_gc_options): Likewise.
9775 * genoutput.c (note_constraint): Likewise.
9776 * genpreds.c (mangle, add_constraint): Likewise.
9777 * genrecog.c (process_define_predicate, new_decision,
9778 add_to_sequence): Likewise.
9779 * gensupport.c (record_insn_name): Likewise.
9781 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9783 * config/i386/driver-i386.c (detect_caches_amd,
9784 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9785 and/or -Wcast-qual warnings.
9786 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9787 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9788 gt_pch_save): Likewise.
9789 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9790 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9791 * global.c (compute_regsets): Likewise.
9792 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9793 finish_graph_dump_file): Likewise.
9794 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9795 unlink_bb_notes): Likewise.
9796 * integrate.c (get_hard_reg_initial_val): Likewise.
9797 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9798 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9799 * local-alloc.c (update_equiv_regs): Likewise.
9800 * loop-invariant.c (check_invariant_table_size,
9801 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9803 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9804 altered_reg_used, mark_altered): Likewise.
9805 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9806 insert_var_expansion_initialization,
9807 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9808 release_var_copies): Likewise.
9809 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9810 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9811 analyze_accesses_for_phi_node, check_var_notmodified_p,
9812 check_allocation_function, find_sites_in_func,
9813 record_all_accesses_in_func, transform_access_sites,
9814 transform_allocation_sites): Likewise.
9815 * omp-low.c (new_omp_region, create_omp_child_function_name,
9816 check_omp_nesting_restrictions, check_combined_parallel,
9817 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9818 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9819 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9820 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9822 * opts-common.c (prune_options): Likewise.
9823 * opts.c (add_input_filename, print_filtered_help,
9824 get_option_state): Likewise.
9825 * params.c (add_params): Likewise.
9826 * passes.c (set_pass_for_id, next_pass_1,
9827 do_per_function_toporder, pass_fini_dump_file): Likewise.
9828 * postreload.c (reload_cse_simplify_operands): Likewise.
9829 * predict.c (tree_predicted_by_p, tree_predict_edge,
9830 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9832 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9834 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9836 * recog.c (check_asm_operands, validate_change_1): Likewise.
9837 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9838 subst_asm_stack_regs): Likewise.
9839 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9840 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9841 * regmove.c (reg_is_remote_constant_p): Likewise.
9842 * regrename.c (regrename_optimize, scan_rtx_reg,
9843 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9845 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9846 regstat_compute_calls_crossed): Likewise.
9847 * reload1.c (init_reload, new_insn_chain,
9848 has_nonexceptional_receiver, reload, copy_reloads,
9849 calculate_needs_all_insns, init_elim_table): Likewise.
9850 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9851 * rtl.c (shallow_copy_rtx_stat): Likewise.
9852 * rtlanal.c (parms_set): Likewise.
9853 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9854 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9855 * sched-ebb.c (earliest_block_with_similiar_load,
9856 add_deps_for_risky_insns): Likewise.
9857 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9858 schedule_region): Likewise.
9859 * see.c (eq_descriptor_pre_extension,
9860 hash_descriptor_pre_extension, hash_del_pre_extension,
9861 eq_descriptor_properties, hash_descriptor_properties,
9862 hash_del_properties, see_seek_pre_extension_expr,
9863 see_initialize_data_structures, see_print_register_properties,
9864 see_print_pre_extension_expr, see_delete_merged_def_extension,
9865 see_delete_unmerged_def_extension, see_emit_use_extension,
9866 see_pre_delete_extension, see_map_extension, see_commit_changes,
9867 see_analyze_merged_def_local_prop,
9868 see_analyze_merged_def_local_prop,
9869 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9870 see_set_prop_merged_def, see_set_prop_unmerged_def,
9871 see_set_prop_unmerged_use, see_print_one_extension,
9872 see_merge_one_use_extension, see_merge_one_def_extension,
9873 see_store_reference_and_extension, see_update_uses_relevancy,
9874 see_update_defs_relevancy): Likewise.
9875 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9876 hash_statistics_free, curr_statistics_hash): Likewise.
9877 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9878 expand_asm_operands, expand_return, case_bit_test_cmp,
9879 expand_case): Likewise.
9880 * stor-layout.c (start_record_layout): Likewise.
9881 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9882 gt_pch_save_stringpool): Likewise.
9883 * tree-data-ref.c (hash_stmt_vertex_info,
9884 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9885 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9887 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9890 * config/i386/i386.md : Change constraints of HImode and QImode
9891 immediate operands from "i" to "n". Change SImode "ni" constraint to
9892 "i" and SImode "rmi" constraint to "g". Remove all constraints
9893 from const0_operand and const1_operand predicated operands.
9894 (i): Change QImode and HImode attribute from "i" to "n".
9895 (*subqi_2): Change HImode operands to QImode.
9898 2008-06-25 Olivier Hainque <hainque@adacore.com>
9900 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9903 2008-06-25 Richard Guenther <rguenther@suse.de>
9905 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9906 not overflow the result type.
9908 2008-06-25 Richard Guenther <rguenther@suse.de>
9910 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9911 (vn_lookup): Likewise.
9913 2008-06-25 Richard Guenther <rguenther@suse.de>
9915 PR tree-optimization/35518
9916 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9917 * tree-sra.c (instantiate_element): Use fold_build3 to build
9919 (try_instantiate_multiple_fields): Likewise.
9921 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9923 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9926 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9928 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9929 use_backchain_to_restore_sp to true
9930 if the offset of the link register save area would go over the 32k - 1
9931 offset limit of the load
9934 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9936 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9937 anchor for the type-punning blurb. Cross-reference "Structures
9938 unions enumerations and bit-fields implementation". Provide a
9939 cast-through-pointer example. Make final sentence self-contained.
9940 * doc/implement-c.texi (Structures unions enumerations and
9941 bit-fields implementation): Cross-reference the type-punning blurb
9942 in the -fstrict-aliasing documentation.
9944 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9947 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9948 the memory instead of the memory itself for the save area.
9950 2008-06-24 Olivier Hainque <hainque@adacore.com>
9951 Nicolas Roche <roche@adacore.com>
9953 * gengtype.c (srcdir_len): size_t instead of int.
9954 (get_file_realbasename): New function. For F a filename, the real
9955 basename of F, with all the path components stripped.
9956 (get_file_srcdir_relative_path): New function. For F a filename, the
9957 relative path to F from $(srcdir).
9958 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9959 get_file_realbasename. Adjust the head comment.
9960 (get_prefix_langdir_index): New function. For F a filename, return the
9961 lang_dir_names[] relative index of the language directory that is
9963 (get_file_langdir): For F a filename, return the name of the language
9964 directory where F is located.
9965 (get_file_gtfilename): New function. The gt- output file name for an
9967 (get_output_file_with_visibility): Replace in-line computations with
9968 uses of get_file_gtfilename and get_prefix_langdir_index.
9969 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9971 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9973 PR tree-optimization/36504
9974 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9975 references without base address.
9977 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9980 * calls.c (expand_call): Increase alignment for recursive functions.
9982 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9984 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9985 (TARGET_FUNCTION_VALUE): New define.
9986 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9987 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9989 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9991 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9992 (fmod<mode>3): Ditto.
9993 (remainderxf3): Ditto.
9994 (remainder<mode>3): Ditto.
9996 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9999 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10000 REG is a hard register.
10002 PR tree-optimization/36508
10003 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10004 499, don't check it at all in release compilers.
10006 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10008 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10009 together with SSE_TARGET_MATH to disable insn pattern.
10010 (*fop_<MODEF:mode>_2_i387): Ditto.
10011 (*fop_<MODEF:mode>_3_i387): Ditto.
10013 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10015 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
10017 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10019 PR middle-end/34906
10020 * gimplify.c (gimplify_asm_expr): Check the return code of
10021 parse_output_constraint call, set function return and is_inout
10022 value if it failed.
10024 2008-06-22 Ian Lance Taylor <iant@google.com>
10026 * c-lex.c (narrowest_unsigned_type): Change itk to int.
10027 (narrowest_signed_type): Likewise.
10028 * c-typeck.c (c_common_type): Change local variable mclass to enum
10030 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
10031 tcc_comparison, not the tree code itself.
10032 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
10033 (c_expand_expr): Cast modifier to enum expand_modifier.
10034 * c-common.h (C_RID_CODE): Add casts.
10035 (C_SET_RID_CODE): Define.
10036 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
10037 (c_lex_one_token): Add cast to avoid warning.
10038 (c_parser_objc_type_name): Rename local typename to type_name.
10039 (check_no_duplicate_clause): Change code parameter to enum
10041 (c_parser_omp_var_list_parens): Change kind parameter to enum
10043 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
10044 c_parser_omp_list_var_parens.
10045 (c_parser_omp_threadprivate): Likewise.
10046 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
10047 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
10048 * c-format.c (NO_FMT): Define.
10049 (printf_length_specs): Use NO_FMT.
10050 (asm_fprintf_length_specs): Likewise.
10051 (gcc_diag_length_specs): Likewise.
10052 (scanf_length_specs): Likewise.
10053 (strfmon_length_specs): Likewise.
10054 (gcc_gfc_length_specs): Likewise.
10055 (printf_flag_specs): Change 0 to STD_C89.
10056 (asm_fprintf_flag_specs): Likewise.
10057 (gcc_diag_flag_specs): Likewise.
10058 (gcc_cxxdiag_flag_specs): Likewise.
10059 (scanf_flag_specs): Likewise.
10060 (strftime_flag_specs): Likewise.
10061 (strfmon_flag_specs): Likewise.
10062 (print_char_table): Likewise.
10063 (asm_fprintf_char_table): Likewise.
10064 (gcc_diag_char_table): Likewise.
10065 (gcc_tdiag_char_table): Likewise.
10066 (gcc_cdiag_char_table): Likewise.
10067 (gcc_cxxdiag_char_table): Likewise.
10068 (gcc_gfc_char_table): Likewise.
10069 (scan_char_table): Likewise.
10070 (time_char_table): Likewis.
10071 (monetary_char_table): Likewise.
10072 * c-format.h (BADLEN): Likewise.
10074 2008-06-21 Ian Lance Taylor <iant@google.com>
10076 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
10077 Define END_OF_BASE_TREE_CODES around inclusion.
10078 * tree.c (tree_code_type): New global array.
10079 (tree_code_length, tree_code_name): Likewise.
10080 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
10081 $(lang_tree_files).
10082 (all-tree.def, s-alltree): New targets.
10083 (gencheck.h, s-gencheck): Remove.
10084 (tree.o): Depend upon all-tree.def.
10085 (build/gencheck.o): Remove gencheck.h dependency.
10086 (mostlyclean): Don't remove gencheck.h.
10087 * c-common.h (enum c_tree_code): Remove.
10088 * c-lang.c (tree_code_type): Remove.
10089 (tree_code_length, tree_code_name): Remove.
10090 * gencheck.c (tree_codes): Include all-tree.def, rather than
10091 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
10093 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
10095 * cp/cp-tree.h (enum cplus_tree_code): Remove.
10096 (operator_name_info): Size to MAX_TREE_CODES.
10097 (assignment_operator_name_info): Likewise.
10098 * cp/cp-lang.c (tree_code_type): Remove.
10099 (tree_code_length, tree_code_name): Remove.
10100 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
10101 (assignment_operator_name_info): Likewise.
10102 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
10104 * cp/mangle.c (write_expression): Likewise.
10105 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
10106 * fortran/f95-lang.c (tree_code_type): Remove.
10107 (tree_code_length, tree_code_name): Remove.
10108 * java/java-tree.h (enum java_tree_code): Remove.
10109 * java/lang.c (tree_code_type): Remove.
10110 (tree_code_length, tree_code_name): Remove.
10111 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
10112 * objc/objc-act.h (enum objc_tree_code): Remove.
10113 * objc/objc-lang.c (tree_code_type): Remove.
10114 (tree_code_length, tree_code_name): Remove.
10115 * objcp/objcp-lang.c (tree_code_type): Remove.
10116 (tree_code_length, tree_code_name): Remove.
10117 * ada/ada-tree.h (enum gnat_tree_code): Remove.
10118 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
10119 * ada/misc.c (tree_code_type): Remove.
10120 (tree_code_length, tree_code_name): Remove.
10122 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
10124 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
10125 the grand_bitmap_obstack.
10127 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10129 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
10130 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
10131 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
10132 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
10133 move_stmt_r, new_label_mapper): Likewise.
10134 * tree-complex.c (cvc_lookup): Likewise.
10135 * tree-dfa.c (create_function_ann): Likewise.
10136 * tree-dump.c (dump_register): Likewise.
10137 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
10138 find_phi_replacement_condition): Likewise.
10139 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
10140 tree_function_versioning): Likewise.
10141 * tree-into-ssa.c (cmp_dfsnum): Likewise.
10142 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
10143 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
10144 get_nonlocal_debug_decl, convert_nonlocal_reference,
10145 convert_nonlocal_omp_clauses, get_local_debug_decl,
10146 convert_local_reference, convert_local_omp_clauses,
10147 convert_nl_goto_reference, convert_nl_goto_receiver,
10148 convert_tramp_reference, convert_call_expr): Likewise.
10149 * tree-outof-ssa.c (contains_tree_r): Likewise.
10150 * tree-parloops.c (reduction_phi, initialize_reductions,
10151 eliminate_local_variables_1, add_field_for_reduction,
10152 add_field_for_name, create_phi_for_local_result,
10153 create_call_for_reduction_1, create_loads_for_reductions,
10154 create_stores_for_reduction, create_loads_and_stores_for_name):
10156 * tree-phinodes.c (allocate_phi_node): Likewise.
10157 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
10158 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
10159 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
10160 * tree-ssa-coalesce.c (compare_pairs): Likewise.
10161 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
10162 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
10163 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
10164 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10165 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
10166 vn_nary_op_insert): Likewise.
10167 * tree-ssa.c (redirect_edge_var_map_add,
10168 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
10169 * tree-vectorizer.c (vectorize_loops): Likewise.
10170 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
10171 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
10172 tree_cons_stat, build1_stat, build_variant_type_copy,
10173 decl_init_priority_lookup, decl_fini_priority_lookup,
10174 decl_priority_info, decl_restrict_base_lookup,
10175 decl_restrict_base_insert, decl_debug_expr_lookup,
10176 decl_debug_expr_insert, decl_value_expr_lookup,
10177 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
10178 type_hash_add, get_file_function_name, tree_check_failed,
10179 tree_not_check_failed, tree_range_check_failed,
10180 omp_clause_range_check_failed, build_omp_clause,
10181 build_vl_exp_stat): Likewise.
10182 * value-prof.c (gimple_histogram_value,
10183 gimple_duplicate_stmt_histograms): Likewise.
10184 * var-tracking.c (attrs_list_insert, attrs_list_copy,
10185 unshare_variable, variable_union_info_cmp_pos, variable_union,
10186 dataflow_set_different_1, dataflow_set_different_2,
10187 vt_find_locations, variable_was_changed, set_variable_part,
10188 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10189 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10190 section_entry_hash, object_block_entry_eq,
10191 object_block_entry_hash, create_block_symbol,
10192 initialize_cold_section_name, default_function_rodata_section,
10193 strip_reg_name, set_user_assembler_name, const_desc_eq,
10194 build_constant_desc, output_constant_def, lookup_constant_def,
10195 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10196 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10197 default_internal_label): Likewise.
10198 * varray.c (varray_init, varray_grow): Likewise.
10199 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10201 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10203 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10204 operators for "test" insn. Macroize insn using SWI mode macro.
10205 (*jcc_fused_2): Ditto.
10206 (*jcc_fused_3): Macroize insn using SWI mode macro.
10207 (*jcc_fused_4): Ditto.
10209 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10211 * tree-ssa-pre.c: Fix typo in comment.
10212 (init_antic, fini_antic): Add explicit funtions for
10213 initializing and deinitializing ANTIC and AVAIL sets.
10214 (create_expression_by_pieces): Fix typo in comment.
10215 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10216 (execute_pre): Eventually dump details about ANTIC_IN.
10218 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10220 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10221 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10222 add_to_obstack, file_at_path, find_a_file, execute,
10223 add_preprocessor_option, add_assembler_option, add_linker_option,
10224 process_command, insert_wrapper, do_option_spec, do_self_spec,
10225 spec_path, do_spec_1, is_directory, main, used_arg,
10226 getenv_spec_function): Likewise.
10227 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10228 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10231 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10233 * doc/rtl.texi: Updated subreg section.
10235 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10238 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10239 node->needed and node->reachable.
10240 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10241 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10242 (expand_task_call): Don't call expand_task_copyfn.
10243 (expand_task_copyfn): Renamed to...
10244 (finalize_task_copyfn): ... this.
10246 2008-06-19 Jan Hubicka <jh@suse.cz>
10248 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10249 clobbering framepointer.
10251 2008-06-19 Jan Hubicka <jh@suse.cz>
10253 * tree-optimize.c (execute_early_local_optimizations): Set
10254 cgraph_state only at first invocation.
10256 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10258 * system.h (-Wc++-compat): Activate as a warning, no an error.
10260 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10262 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10263 instead of "#" in insn asm template.
10264 (*jcc_fused_2): Ditto.
10266 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10268 * config/i386/i386.h (ix86_tune_indices)
10269 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10270 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10271 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10272 (*jcc_fused_2): Ditto.
10273 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10274 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10275 (print operand): Handle 'E' and 'e' code.
10277 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10279 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10280 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10281 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10283 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10285 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10287 (cgraph_expand_function): Use local copy of decl.
10288 (cgraph_expand_all_functions): Remove redundant initialization of
10290 (cgraph_optimize): Reword internal_error message.
10292 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10294 * arm-protos.h (arm_return_in_memory): Remove public
10295 arm_return_in_memory() prototype.
10296 * arm.c (arm_return_in_memory): Add static prototype, add target
10297 hook macro, change definition and comments.
10298 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10300 2008-06-19 Ben Elliston <bje@au.ibm.com>
10302 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10303 real.c: Remove references to IEEE 754R.
10304 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10305 * doc/libgcc.texi (Decimal float library routines): Likewise.
10307 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10309 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10310 (default_unwind_word_mode): Add prototype.
10311 * targhooks.c (default_unwind_word_mode): New function.
10312 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10313 instead of word_mode.
10314 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10315 (TARGET_INITIALIZER): Use it.
10317 * c-common.c (handle_mode_attribute): Support "unwind_word"
10319 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10321 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10322 word_mode to access SjLj_Function_Context member "data".
10323 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10324 conversion from targetm.eh_return_filter_mode () to
10325 targetm.unwind_word_mode () if they differ.
10327 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10328 (BT_FN_UNWINDWORD_PTR): New function type.
10329 (BT_FN_WORD_PTR): Remove.
10330 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10331 * except.c (expand_builtin_extend_pointer): Convert pointer to
10332 targetm.unwind_word_mode () instead of word_mode.
10334 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10335 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10336 (spu_unwind_word_mode): New function.
10337 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10338 (TARGET_UNWIND_WORD_MODE): Define.
10339 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10341 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10343 * config/spu/spu.c (reg_align): Remove.
10344 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10345 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10346 (spu_split_store): Likewise.
10348 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10350 * gcc/tree-vn.c: Fix typo in comment.
10352 2008-06-18 Jan Hubicka <jh@suse.cz>
10354 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10355 toplevel reorder too.
10357 2008-06-18 Jan Hubicka <jh@suse.cz>
10359 * c-opts.c (c_common_post_options): PCH is not compatible with
10361 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10362 -fno-toplevel-reorder by default now.
10364 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10366 PR documentation/30739
10367 * doc/install.texi (Prerequisites): Document dependency on awk.
10369 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10370 Ian Lance Taylor <iant@google.com>
10372 PR rtl-optimization/35604
10373 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10374 only want to change jump destinations, not eventual label comparisons.
10376 2008-06-16 Jan Hubicka <jh@suse.cz>
10378 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10380 (cgraph_analyze_function): Likewise.
10382 2008-06-16 Jan Hubicka <jh@suse.cz>
10384 * cgraph.h (cgraph_mark_if_needed): New function.
10385 * cgraphunit.c (cgraph_mark_if_needed): New function.
10386 * c-decl.c (duplicate_decl): Use it.
10388 2008-06-16 Jan Hubicka <jh@suse.cz>
10390 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10393 2008-06-16 Jan Hubicka <jh@suse.cz>
10395 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10397 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10398 Kazu Hirata <kazu@codesourcery.com>
10399 Maxim Kuvyrkov <maxim@codesourcery.com
10401 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10402 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10403 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10404 EXTRA_SPEC_FUNCTIONS.
10405 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10406 (DRIVER_SELF_SPECS): Adjust.
10407 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10408 * config/mips/st.h, config/mips/t-st: New.
10409 * config/mips/driver-native.c, config/mips/x-native: New.
10410 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10413 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10415 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10417 (ISA_HAS_FP_CONDMOVE): New macro.
10418 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10419 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10420 (ISA_HAS_NMADD3_NMSUB3): New macro.
10421 * config/mips/mips.c (mips_rtx_costs): Update.
10422 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10423 compiling for ST Loongson 2E/2F.
10424 (madd<mode>): Rename to madd4<mode>. Update.
10425 (madd3<mode>): New pattern.
10426 (msub<mode>): Rename to msub4<mode>. Update.
10427 (msub3<mode>): New pattern.
10428 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10429 (nmadd3<mode>): New pattern.
10430 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10431 (nmadd3<mode>_fastmath): New pattern.
10432 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10433 (nmsub3<mode>): New pattern.
10434 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10435 (nmsub3<mode>_fastmath): New pattern.
10436 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10438 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10440 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10441 (DF_REF_INSN_INFO): New.
10442 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10443 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10444 with a NULL DF_REF_INSN_INFO.
10445 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10447 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10448 DF_INSN_INFO_EQ_USES): New.
10449 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10450 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10451 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10452 * df-core.c: Update comment for above changes.
10453 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10454 DF_INSN_UID_* macros.
10455 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10456 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10457 insn rtx. Update all callers.
10458 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10459 df_ref_create_structure, df_insn_refs_collect): Likewise.
10460 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10461 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10462 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10463 macros to access the insn refs.
10464 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10465 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10466 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10467 for accessing the refs.
10468 (try_fwprop_subst): Likewise.
10469 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10470 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10471 for accessing the refs.
10472 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10473 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10474 to look at the insn refs.
10475 (record_uses): Likewise.
10476 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10478 (mark_artificial_uses): Don't mark_insn for artificial refs.
10479 (mark_reg_rependencies): Likewise.
10481 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10483 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10485 * configure: Regenerate.
10487 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10489 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10490 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10491 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10493 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10495 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10496 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10497 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10499 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10501 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10502 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10503 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10505 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10507 * tree-ssa-sccvn.c: Fix format of comments.
10509 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10511 * cgraph.c: Remove unneeded forward declarations of eq_node()
10514 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10516 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10518 (see_update_relevancy): Likewise.
10519 * fwprop.c (try_fwprop_subst): Likewise.
10520 * rtlanal.c (noop_move_p): Likewise.
10521 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10522 notes to non-existing libcall blocks.
10523 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10525 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10526 (dead_libcall_p): Remove.
10527 (delete_trivially_dead_insns): Don't use it.
10528 * web.c (union_defs): Remove comment about keeping nops.
10529 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10530 (compute_hash_table_work): Don't track libcall notes.
10531 (do_local_cprop): Don't take libcall pointers. Don't update
10533 (adjust_libcall_notes): Deleted.
10534 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10535 ever have existed in the first place).
10536 (replace_store_insn): Don't try to remove libcall notes.
10537 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10538 (resolve_reg_notes): Don't call them.
10539 (resolve_simple_move): Likewise.
10540 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10541 Don't remove REG_RETVAL notes.
10542 * emit-rtl.c (try_split): Don't update libcall notes.
10543 (emit_copy_of_insn_after): Dito.
10544 * cselib.c (cselib_current_insn_in_libcall): Remove.
10545 (cselib_process_insn): Don't set/clear it.
10546 (new_elt_loc_list): Don't record it.
10547 (cselib_init): Don't initialize it.
10548 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10549 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10551 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10552 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10553 (init_deps): Don't initialize it.
10554 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10555 * combine.c (delete_noop_moves): Don't update libcall notes.
10556 (can_combine_p): Remove now pointless #if 0 block.
10557 (try_combine): Remove another obsolete #if 0 block.
10558 (distribute_notes): Don't distribute libcall notes.
10559 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10560 * dce.c (libcall_dead_p): Remove.
10561 (delete_unmarked_insns): Don't handle libcall blocks.
10562 (preserve_libcall_for_dce): Remove.
10563 (prescan_insns_for_dce): Don't special-case libcall block insns.
10564 * reload1 (reload): Don't handle libcall notes.
10565 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10568 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10570 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10571 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10572 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10574 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10576 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10577 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10578 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10580 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10582 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10584 2008-06-16 Ira Rosen <irar@il.ibm.com>
10586 PR tree-optimization/36493
10587 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10588 the arguments list. Use VECTYPE to create vector pointer.
10589 (vectorizable_store): Fail if accesses through a pointer to vectype
10590 do not alias the original memory reference operands.
10591 Call vect_create_data_ref_ptr without the removed argument.
10592 (vectorizable_load): Likewise.
10593 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10596 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10599 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10600 reg_equiv_constant.
10602 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10604 * config/mips/loongson2ef.md: New file.
10605 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10606 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10607 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10608 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10609 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10611 (loongson2ef.md): New include.
10612 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10613 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10614 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10615 (loongson_gt_<mode>, loongson_extract_halfword)
10616 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10617 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10618 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10619 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10620 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10621 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10622 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10623 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10624 (vec_interleave_low<mode>): Define type attribute.
10625 * config/mips/mips.c (mips_ls2): New static variable.
10626 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10627 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10628 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10629 Implement target scheduling hooks.
10630 (mips_multipass_dfa_lookahead): Update to handle tuning for
10632 (mips_sched_init): Initialize data for Loongson scheduling.
10633 (mips_ls2_variable_issue): New static function.
10634 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10636 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10637 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10638 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10639 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10640 Handle ST Loongson 2E/2F cores.
10641 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10643 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10645 * omp-low.c (extract_omp_for_data): Fix comment typo.
10648 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10650 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10651 FIXME note about gcc/config.guess.
10652 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10653 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10654 * doc/cppopts.texi: Likewise.
10655 * doc/extend.texi: Likewise.
10656 * doc/gcc.texi: Likewise.
10657 * doc/gccint.texi: Likewise.
10658 * doc/gcov.texi: Likewise.
10659 * doc/gty.texi: Likewise.
10660 * doc/hostconfig.texi: Likewise.
10661 * doc/install.texi: Likewise.
10662 * doc/invoke.texi: Likewise.
10663 * doc/loop.texi: Likewise.
10664 * doc/makefile.texi: Likewise.
10665 * doc/md.texi: Likewise.
10666 * doc/passes.texi: Likewise.
10667 * doc/tm.texi: Likewise.
10668 * doc/tree-ssa.texi: Likewise.
10669 * doc/trouble.texi: Likewise.
10671 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10672 Nathan Sidwell <nathan@codesourcery.com>
10673 Maxim Kuvyrkov <maxim@codesourcery.com>
10674 Richard Sandiford <rdsandiford@googlemail.com>
10676 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10677 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10678 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10680 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10681 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10682 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10684 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10685 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10686 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10687 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10688 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10689 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10690 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10691 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10692 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10693 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10694 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10695 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10696 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10697 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10698 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10699 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10700 (mips_builtins): Add Loongson builtins.
10701 (mips_loongson_2ef_bdesc): New.
10702 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10703 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10704 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10705 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10707 (mips_expand_vector_init): New.
10708 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10709 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10711 * config/mips/mips.md: Add unspec numbers for Loongson
10712 builtins. Include loongson.md.
10713 (MOVE64): Include Loongson vector modes.
10714 (SPLITF): Include Loongson vector modes.
10715 (HALFMODE): Handle Loongson vector modes.
10716 * config/mips/loongson.md: New.
10717 * config/mips/loongson.h: New.
10718 * config.gcc: Add loongson.h header for mips*-*-* targets.
10719 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10721 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10723 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10724 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10725 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10726 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10727 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10728 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10729 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10730 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10731 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10732 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10733 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10734 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10735 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10736 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10737 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10738 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10739 Remove use_fixproto=yes.
10740 (ia64*-*-hpux*): Remove comment about using fixproto.
10741 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10743 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10745 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10747 * configure: Regenerate.
10749 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10751 PR middle-end/36520
10752 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10753 before evaluating it.
10755 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10758 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10759 nested inline functions.
10760 (start_decl, start_function): Don't invert DECL_EXTERNAL
10761 for nested inline functions.
10763 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10765 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10766 splits that must be made for correctness.
10768 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10770 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10771 (AVAIL_NON_MIPS16): Likewise.
10772 (mips_builtin_description): Replace target_flags with a predicate.
10773 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10774 (dspr2_32): New availability predicates.
10775 (MIPS_BUILTIN): New macro.
10776 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10777 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10778 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10779 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10780 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10781 (mips_dsp_32only_bdesc): Merge into...
10782 (mips_builtins): ...this new array.
10783 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10784 (mips_init_builtins): Update after above changes.
10785 (mips_expand_builtin_1): Merge into...
10786 (mips_expand_builtin): ...here and update after above changes.
10788 2008-06-12 Paul Brook <paul@codesourcery.com>
10790 * longlong.h (__arm__): Define count_leading_zeros.
10791 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10792 (clzsi2, clzdi2): New functions.
10793 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10794 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10795 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10796 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10797 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10798 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10799 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10800 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10801 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10802 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10804 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10806 * config/m68k/m68k.c (m68k_tune_flags): New.
10807 (override_options): Compute m68k_tune_flags.
10808 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10809 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10811 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10813 PR middle-end/36506
10814 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10816 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10818 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10819 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10821 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10823 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10824 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10826 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10828 PR middle-end/36506
10829 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10832 2008-06-12 Richard Guenther <rguenther@suse.de>
10834 PR tree-optimization/36345
10835 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10836 add memory_tag_needed flag.
10837 (may_alias_p): Declare.
10838 * tree-ssa-alias.c (may_alias_p): Export.
10839 (set_initial_properties): Use memory_tag_needed flag.
10840 (update_reference_counts): Likewise.
10841 (reset_alias_info): Reset memory_tag_needed flag.
10842 (create_name_tags): Check memory_tag_needed flag.
10843 (dump_points_to_info_for): Dump it.
10844 * tree-ssa-structalias.c (struct variable_info): Remove
10845 directly_dereferenced flag.
10846 (new_var_info): Do not initialize it.
10847 (process_constraint_1): Do not set it.
10848 (update_alias_info): Set is_dereferenced flag.
10849 (set_uids_in_ptset): Use may_alias_p.
10850 (set_used_smts): Check memory_tag_needed flag.
10851 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10852 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10853 memory_tag_needed flag.
10854 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10855 from broken design.
10857 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10859 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10860 red zone for w64 abi.
10861 (ix86_expand_prologue): Likewise.
10862 (ix86_force_to_memory): Likewise.
10863 (ix86_free_from_memory): Likewise.
10865 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10868 * config/rs6000/rs6000.c (rs6000_override_options): Set
10869 rs6000_isel conditionally to the absence of comand line override.
10870 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10871 Remove duplicate rs6000_isel setting.
10872 * config/rs6000/eabispe.h: Ditto.
10874 2008-06-11 Richard Guenther <rguenther@suse.de>
10876 * alias.c (get_alias_set): Use the element alias-set for arrays.
10877 (record_component_aliases): For arrays and vectors do nothing.
10878 * c-common.c (strict_aliasing_warning): Handle the cases
10879 of alias set zero explicitly.
10880 * Makefile.in (dfp.o-warn): Add -Wno-error.
10882 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10884 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10886 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10887 tune_32 tune_64 to supported_defaults. Allow values not
10888 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10889 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10890 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10891 with_cpu_64 to generic for 64-bit-supporting configurations, not
10892 with_cpu. Remove FIXMEs.
10893 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10894 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10895 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10896 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10897 arch_32 and arch_64.
10899 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10900 Olivier Hainque <hainque@adacore.com>
10902 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10903 Use DECL_SIZE_UNIT to retrieve the size of the field.
10905 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10907 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10908 with function calls after declarations. Lay out
10909 neon_float_type_node before further use.
10911 2008-06-11 Richard Guenther <rguenther@suse.de>
10913 * tree-flow.h (may_point_to_global_var): Declare.
10914 * tree-ssa-alias.c (may_point_to_global_var): New function.
10915 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10917 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10919 * configure.ac: Teach that fido supports .debug_line.
10920 * configure: Regenerate.
10922 2008-06-10 Tom Tromey <tromey@redhat.com>
10924 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10927 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10929 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10930 (encode_decimal64, decode_decimal64, encode_decimal128,
10931 decode_decimal128): Reverse order of 32-bit parts of value if host
10932 and target endianness differ.
10934 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10936 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10937 Avoid division by 0.
10938 (tree_mod_pow2_value_transform): Likewise.
10939 (tree_ic_transform): Likewise.
10940 (tree_stringops_transform): Likewise.
10941 (tree_mod_subtract_transform): Likewise.
10942 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10943 (copy_edges_for_bb): Likewise.
10944 (initialize_cfun): Likewise.
10946 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10948 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10949 nonmemory_operand. Add "N" operand constraint.
10951 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10952 (*jcc_btsi_mask): Ditto.
10953 (*jcc_btsi_mask_1): Ditto.
10955 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10957 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10958 TYPE_CANONICAL for copied element type.
10960 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10963 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10964 Add m_CORE2 and m_GENERIC.
10965 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10966 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10968 (*jcc_btdi_rex64): New instruction and split pattern.
10969 (*jcc_btsi): Ditto.
10970 (*jcc_btsi_1): Ditto.
10971 (*btsq): Fix Intel asm dialect operand order.
10975 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10977 PR middle-end/36447
10978 * simplify-rtx.c (simplify_subreg): Add check for shift count
10981 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10983 * doc/md.texi: Synchronize with later constraints.md change.
10984 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10985 with a C implementation.
10986 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10988 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10989 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10990 when moving to and from MD_REGNUM.
10991 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10992 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10993 Handle byte and halfword moves.
10994 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10996 * config/mips/constraints.md (h): Turn into NO_REGS.
10997 (l, x): Update documentation.
10998 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10999 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11000 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11001 (HILO): New mode iterator.
11003 (any_div): New code iterator.
11004 (u): Extend code attribute to div and udiv.
11005 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11006 d_operand in the splitters. Remove redundant CONST_INT checks.
11007 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11008 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11009 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11010 accordingly, using normal moves instead of unspecs to move LO into
11011 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11012 (<u>mulsidi3): Handle expansion in C code.
11013 (<u>mulsidi3_32bit_internal): Rename to...
11014 (<u>mulsidi3_32bit): ...this.
11015 (<u>mulsidi3_32bit_r4000): Fix insn separator.
11016 (*<u>mulsidi3_64bit): Rename to...
11017 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
11018 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
11019 to set LO and HI to the multiplication result. Use a normal move
11020 for MFLO and an unspec for MFHI.
11021 (*<u>mulsidi3_64bit_parts): Replace with...
11022 (<u>mulsidi3_64bit_hilo): ...this new instruction.
11023 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
11024 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
11025 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
11026 instead of HI. Split the instruction into a separate multiplication
11027 and MFHI if !TARGET_FIX_R4000.
11028 (<su>muldi3_highpart): Likewise.
11029 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
11030 and the "=h" clobber.
11031 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
11032 (<u>mulditi3): New expander.
11033 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
11034 (madsi): Remove "=h" clobber.
11035 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
11036 Force the modulus result to be a GPR and split the instruction into
11037 a division followed by an MFHI after reload.
11038 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
11039 (*lea_high64): Use d_operand in the define_peephole2. Likewise
11040 the MIPS16 HIGH define_split.
11041 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
11042 of acc<->gpr moves to "multi".
11043 (*movdi_64bit): Replace the single "x" alternative with
11044 alternatives for moving into and out of "a".
11045 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
11046 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
11047 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
11048 Use d_operand in the splitters. Remove redundant CONST_INT checks.
11049 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
11050 (movti): New expander.
11051 (*movti, *movti_mips16): New insns.
11052 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
11053 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
11054 (mthi<GPR:mode>_<HILO:mode>): Likewise.
11055 * config/mips/predicates.md (fpr_operand): Delete.
11056 (d_operand): New predicate.
11058 2008-06-09 Michael Meissner <michael.meissner@amd.com>
11060 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
11061 failure on some Bourne shells.
11062 (x86_64-*-*): Ditto.
11064 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
11066 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
11068 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11070 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
11071 (sparc-sun-solaris2*): Likewise.
11073 2008-06-09 Arnaud Charlet <charlet@adacore.com
11075 * doc/install.texi: Update requirements to build the Ada compiler.
11077 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
11079 * df-scan.c (struct df_scan_problem_data): Remove the
11080 mw_link_pool alloc pool.
11081 (df_scan_free_internal): Don't free it.
11082 (df_scan_alloc): Don't allocate it.
11083 * df.h (struct df_link): Update comment.
11085 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
11087 * except.h: Correct checks for when SJLJ exceptions must be used.
11089 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11091 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
11094 2008-06-08 Joseph Myers <joseph@codesourcery.com>
11096 PR tree-optimization/36218
11097 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
11098 configure for the build system.
11099 (BUILD_LDFLAGS): Define.
11100 * configure: Regenerate.
11101 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
11103 2008-07-08 Anatoly Sokolov <aesok@post.ru>
11106 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
11107 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
11108 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
11110 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
11112 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
11114 2008-06-07 Joseph Myers <joseph@codesourcery.com>
11116 * config.gcc (Obsolete configurations): Remove list of
11118 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
11119 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11120 targets matched by those patterns.
11121 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
11122 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
11123 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
11124 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
11125 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11126 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
11127 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
11128 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
11129 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
11130 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
11131 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
11132 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
11133 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
11134 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
11135 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
11136 Make code for Solaris 7 and greater unconditional for Solaris.
11137 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
11138 Remove --with-* handling.
11139 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
11140 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
11141 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
11142 LINK_OS_WINDISS_SPEC): Remove.
11143 * config/rs6000/sysv4.opt (mwindiss): Remove.
11144 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
11145 * configure: Regenerate.
11146 * doc/cpp.texi: Don't mention BeOS.
11147 * doc/extend.texi (interrupt): Don't mention MS1.
11148 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
11149 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
11150 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
11151 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
11152 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
11154 * doc/invoke.texi (MT Options): Remove.
11155 (-mwindiss): Remove.
11156 (CRIS Options): Remove cris-axis-aout references.
11157 (HPPA Options): Don't mention hppa1.1-*-pro.
11158 * doc/md.texi: (MorphoTech family): Remove.
11159 * libgcc2.c: Don't handle UWIN.
11160 * config/alpha/t-unicosmk: Remove.
11161 * config/alpha/unicosmk.h: Remove.
11162 * config/arm/kaos-arm.h: Remove.
11163 * config/arm/kaos-strongarm.h: Remove.
11164 * config/arm/strongarm-coff.h: Remove.
11165 * config/arm/strongarm-elf.h: Remove.
11166 * config/arm/strongarm-pe.h: Remove.
11167 * config/arm/t-strongarm-pe: Remove.
11168 * config/arm/t-xscale-coff: Remove.
11169 * config/arm/t-xscale-elf: Remove.
11170 * config/arm/xscale-coff.h: Remove.
11171 * config/arm/xscale-elf.h: Remove.
11172 * config/chorus.h: Remove.
11173 * config/cris/aout.h: Remove.
11174 * config/cris/aout.opt: Remove.
11175 * config/cris/t-aout: Remove.
11176 * config/i386/beos-elf.h: Remove.
11177 * config/i386/kaos-i386.h: Remove.
11178 * config/i386/ptx4-i.h: Remove.
11179 * config/i386/sco5.h: Remove.
11180 * config/i386/sco5.opt: Remove.
11181 * config/i386/sysv4-cpp.h: Remove.
11182 * config/i386/sysv5.h: Remove.
11183 * config/i386/t-beos: Remove.
11184 * config/i386/t-sco5: Remove.
11185 * config/i386/t-uwin: Remove.
11186 * config/i386/uwin.asm: Remove.
11187 * config/i386/uwin.h: Remove.
11188 * config/kaos.h: Remove.
11189 * config/mips/windiss.h: Remove.
11190 * config/mt: Remove directory.
11191 * config/pa/pa-osf.h: Remove.
11192 * config/pa/pa-pro-end.h: Remove.
11193 * config/pa/t-pro: Remove.
11194 * config/ptx4.h: Remove.
11195 * config/rs6000/beos.h: Remove.
11196 * config/rs6000/kaos-ppc.h: Remove.
11197 * config/rs6000/t-beos: Remove.
11198 * config/rs6000/windiss.h: Remove.
11199 * config/sh/kaos-sh.h: Remove.
11200 * config/sol2-6.h: Remove.
11201 * config/sparc/sol26-sld.h: Remove.
11202 * config/sparc/sysv4-only.h: Remove.
11203 * config/vax/bsd.h: Remove.
11204 * config/vax/t-memfuncs: Remove.
11205 * config/vax/ultrix.h: Remove.
11206 * config/vax/vaxv.h: Remove.
11207 * config/windiss.h: Remove.
11209 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11211 PR rtl-optimization/36438
11212 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11213 for vector shifts with constant scalar shift operands.
11215 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11217 * doc/invoke.texi: Document -march=xlr.
11218 * config/mips/xlr.md: New file.
11219 * config/mips/mips.md: Include it.
11221 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11222 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11223 (mips_rtx_cost_data): Likewise.
11225 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11227 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11228 PRE_INC and PRE_DEC cases.
11230 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11232 PR rtl-optimization/36419
11233 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11234 the emitting jump insn.
11237 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11238 is not bool, boolify the whole *expr_p and convert to the desired type.
11240 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11242 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11243 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11244 Add omp_private_outer_ref hook, add another argument to
11245 omp_clause_default_ctor hook.
11246 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11247 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11248 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11249 hook_tree_tree_tree_tree_null.
11250 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11251 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11252 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11253 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11254 * tree.def (OMP_TASK): New tree code.
11255 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11256 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11257 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11258 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11259 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11260 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11261 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11262 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11263 (OMP_DIRECTIVE_P): Add OMP_TASK.
11264 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11265 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11266 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11267 and OMP_CLAUSE_UNTIED entries.
11268 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11270 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11271 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11272 * tree-pretty-print.c (dump_omp_clause): Handle
11273 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11274 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11275 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11276 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11277 warning about unsigned iterators. Change decl/init/cond/incr
11278 arguments to TREE_VECs, check arguments for all collapsed loops.
11279 (c_finish_omp_taskwait): New function.
11280 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11282 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11283 default_function_array_conversion on init. Add par_clauses argument.
11284 If decl is present in parallel's lastprivate clause, change it to
11285 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11286 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11287 collapse count in clauses.
11288 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11289 c_parser_omp_for_loop callers.
11290 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11291 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11292 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11293 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11295 (c_parser_omp_clause_schedule): Handle schedule(auto).
11296 Include correct location in the error message.
11297 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11298 and PRAGMA_OMP_CLAUSE_UNTIED.
11299 (OMP_TASK_CLAUSE_MASK): Define.
11300 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11301 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11302 * tree-nested.c (convert_nonlocal_omp_clauses,
11303 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11304 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11305 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11306 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11308 (conver_nonlocal_reference, convert_local_reference,
11309 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11310 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11311 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11312 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11313 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11314 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11315 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11316 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11317 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11319 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11320 * c-common.h (c_finish_omp_taskwait): New prototype.
11321 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11322 * tree-parloops.c (create_parallel_loop): Create 1 entry
11323 vectors for OMP_FOR_{INIT,COND,INCR}.
11324 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11325 (make_edges): Handle OMP_TASK.
11326 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11327 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11328 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11329 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11330 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11331 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11332 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11333 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11334 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11335 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11336 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11337 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11338 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11339 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11340 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11341 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11342 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11343 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11344 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11345 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11346 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11347 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11348 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11349 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11350 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11351 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11352 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11353 original iterator is present in lastprivate clause or if
11354 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11355 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11356 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11357 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11358 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11359 if it is set, lookup var in outer contexts too. Handle
11360 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11361 to be implicitly determined firstprivate for task regions.
11362 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11363 if it is set, lookup var in outer contexts too. Set
11364 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11365 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11366 OMP_CLAUSE_UNTIED. Take region_type as last argument
11367 instead of in_parallel and in_combined_parallel.
11368 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11370 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11371 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11372 (new_omp_context): Set default_kind to
11373 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11374 (omp_region_type): New enum.
11375 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11376 fields, add region_type.
11377 (new_omp_context): Take region_type as argument instead of is_parallel
11378 and is_combined_parallel.
11379 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11380 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11381 ctx->is_combined_parallel checks.
11382 (gimplify_omp_task): New function.
11383 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11385 * omp-low.c (extract_omp_for_data): Use schedule(static)
11386 for schedule(auto). Handle pointer and unsigned iterators.
11387 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11388 Add loops argument. Extract data for collapsed OMP_FOR loops.
11389 (expand_parallel_call): Assert sched_kind isn't auto,
11390 map runtime schedule to index 3.
11391 (struct omp_for_data_loop): New type.
11392 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11393 Add loop, loops, collapse and iter_type fields.
11394 (workshare_safe_to_combine_p): Disallow combined for if
11395 iter_type is unsigned long long. Don't combine collapse > 1 loops
11396 unless all bounds and steps are constant. Adjust extract_omp_for_data
11398 (expand_omp_for_generic): Handle pointer, unsigned and long long
11399 iterators. Handle collapsed OMP_FOR loops. Adjust
11400 for struct omp_for_data changes. If libgomp function doesn't return
11401 boolean_type_node, add comparison of the return value with 0.
11402 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11403 pointer, unsigned and long long iterators. Adjust for struct
11404 omp_for_data changes.
11405 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11406 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11407 unsigned long long. Allocate loops array, pass it to
11408 extract_omp_for_data. For collapse > 1 loops use always
11409 expand_omp_for_generic.
11410 (omp_context): Add sfield_map and srecord_type fields.
11411 (is_task_ctx, lookup_sfield): New functions.
11412 (use_pointer_for_field): Use is_task_ctx helper. Change first
11413 argument's type from const_tree to tree. Clarify comment.
11414 In OMP_TASK disallow copy-in/out sharing.
11415 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11416 (install_var_field): Add mask argument. Populate both record_type
11417 and srecord_type if needed.
11418 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11420 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11421 and DECL_FIELD_OFFSET.
11422 (scan_sharing_clauses): Adjust install_var_field callers. For
11423 firstprivate clauses on explicit tasks allocate the var by value in
11424 record_type unconditionally, rather than by reference.
11425 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11426 Use is_taskreg_ctx instead of is_parallel_ctx.
11427 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11428 (create_omp_child_function_name): Add task_copy argument, use
11429 *_omp_cpyfn* names if it is true.
11430 (create_omp_child_function): Add task_copy argument, if true create
11431 *_omp_cpyfn* helper function.
11432 (scan_omp_parallel): Adjust create_omp_child_function callers.
11433 Rename parallel_nesting_level to taskreg_nesting_level.
11434 (scan_omp_task): New function.
11435 (lower_rec_input_clauses): Don't run constructors for firstprivate
11436 explicit task vars which are initialized by *_omp_cpyfn*.
11437 Pass outer var ref to omp_clause_default_ctor hook if
11438 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11439 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11440 OMP_CLAUSE_REDUCTION_INIT.
11441 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11442 avoid duplicate setting of fields. Handle
11443 OMP_CLAUSE_PRIVATE_OUTER_REF.
11444 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11445 copy-out if TREE_READONLY, only copy-in.
11446 (expand_task_copyfn): New function.
11447 (expand_task_call): New function.
11448 (struct omp_taskcopy_context): New type.
11449 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11451 (lower_omp_parallel): Rename to...
11452 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11453 Call create_task_copyfn if srecord_type is needed. Adjust
11455 (task_shared_vars): New variable.
11456 (check_omp_nesting_restrictions): Warn if work-sharing,
11457 barrier, master or ordered region is closely nested inside OMP_TASK.
11458 Add warnings for barrier if closely nested inside of work-sharing,
11459 ordered, or master region.
11460 (scan_omp_1): Call check_omp_nesting_restrictions even for
11461 GOMP_barrier calls. Rename parallel_nesting_level to
11462 taskreg_nesting_level. Handle OMP_TASK.
11463 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11464 work-sharing construct, continue looking for them on parent parallel
11466 (lower_omp_for_lastprivate): Add lastprivate clauses
11467 to the beginning of dlist rather than end. Adjust for struct
11468 omp_for_data changes.
11469 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11470 not after it. Handle collapsed OMP_FOR loops, adjust for
11471 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11472 (get_ws_args_for): Adjust extract_omp_for_data caller.
11473 (scan_omp_for): Handle collapsed OMP_FOR
11474 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11475 (lower_omp_single_simple): If libgomp function doesn't return
11476 boolean_type_node, add comparison of the return value with 0.
11477 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11478 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11479 (parallel_nesting_level): Rename to...
11480 (taskreg_nesting_level): ... this.
11481 (is_taskreg_ctx): New function.
11482 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11483 of is_parallel_ctx.
11484 (execute_lower_omp): Rename parallel_nesting_level to
11485 taskreg_nesting_level.
11486 (expand_omp_parallel): Rename to...
11487 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11488 Call omp_task_call for OMP_TASK regions.
11489 (expand_omp): Adjust caller, handle OMP_TASK.
11490 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11492 * bitmap.c (bitmap_default_obstack_depth): New variable.
11493 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11494 if argument is NULL and bitmap_default_obstack is already initialized.
11495 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11497 * matrix-reorg.c (matrix_reorg): Likewise.
11499 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11501 * config/i386/i386.md (*indirect_jump): Macroize using P
11502 mode iterator. Remove !TARGET_64BIT from insn constraints.
11503 (*tablejump_1): Ditto.
11504 (*indirect_jump_rex64): Remove insn pattern.
11505 (*tablejump_1_rex64): Ditto.
11506 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11507 and eh_return_si insn patterns.
11509 2008-06-06 Richard Guenther <rguenther@suse.de>
11511 * tree-ssa-structalias.c (merge_smts_into): Remove.
11512 (find_what_p_points_to): Do not bother to compute the
11513 points-to set for pt_anything pointers.
11514 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11515 for pt_anything pointers is ok.
11517 2008-06-06 Jan Hubicka <jh@suse.cz>
11519 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11521 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11523 * cgraph.c: Fix typos in comments.
11524 (cgraph_availability_names): Fix string typo.
11525 * fold-const.c: Fix typos in comments.
11526 (fold_binary): Fix typo in warning.
11527 * genautomata.c: Fix typos in comments.
11528 (check_presence_pattern_sets): Fix typo in local variable.
11529 (output_description): Fix typo in output.
11530 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11531 * hwint.h: Likewise.
11532 * matrix-reorg.c (check_allocation_function): Likewise.
11533 * omega.c (smooth_weird_equations): Likewise.
11534 * auto-inc-dec.c: Fix typos in comments.
11535 * bb-reorder.c: Likewise.
11536 * builtins.c: Likewise.
11537 * c-common.c: Likewise.
11538 * c-cppbuiltin.c: Likewise.
11539 * c-parser.c: Likewise.
11540 * c-pretty-print.c: Likewise.
11541 * cfgcleanup.c: Likewise.
11542 * cfgexpand.c: Likewise.
11543 * cfghooks.c: Likewise.
11544 * cfglayout.c: Likewise.
11545 * cfgloopmanip.c: Likewise.
11546 * cgraphunit.c: Likewise.
11547 * coverage.c: Likewise.
11548 * dbxout.c: Likewise.
11549 * df-byte-scan.c: Likewise.
11550 * df-core.c: Likewise.
11551 * df-problems.c: Likewise.
11552 * df-scan.c: Likewise.
11554 * dominance.c: Likewise.
11555 * domwalk.c: Likewise.
11557 * dwarf2out.c: Likewise.
11558 * emit-rtl.c: Likewise.
11559 * et-forest.c: Likewise.
11560 * function.c: Likewise.
11561 * function.h: Likewise.
11563 * gcov-io.c: Likewise.
11564 * gcov.c: Likewise.
11565 * gcse.c: Likewise.
11566 * genattrtab.c: Likewise.
11567 * ggc-page.c: Likewise.
11568 * gimplify.c: Likewise.
11569 * gthr-lynx.h: Likewise.
11570 * haifa-sched.c: Likewise.
11571 * ipa-cp.c: Likewise.
11572 * ipa-inline.c: Likewise.
11573 * ipa-prop.h: Likewise.
11574 * ipa-pure-const.c: Likewise.
11575 * ipa-struct-reorg.c: Likewise.
11576 * ipa-struct-reorg.h: Likewise.
11577 * ipa-type-escape.c: Likewise.
11579 * loop-doloop.c: Likewise.
11580 * mips-tfile.c: Likewise.
11581 * mkmap-flat.awk: Likewise.
11582 * mkmap-symver.awk: Likewise.
11583 * modulo-sched.c: Likewise.
11584 * omp-low.c: Likewise.
11585 * optabs.c: Likewise.
11586 * optabs.h: Likewise.
11587 * opts.c: Likewise.
11588 * passes.c: Likewise.
11589 * postreload-gcse.c: Likewise.
11590 * postreload.c: Likewise.
11591 * predict.c: Likewise.
11592 * pretty-print.h: Likewise.
11593 * profile.c: Likewise.
11594 * protoize.c: Likewise.
11595 * ra-conflict.c: Likewise.
11596 * real.c: Likewise.
11597 * recog.c: Likewise.
11598 * regclass.c: Likewise.
11599 * regs.h: Likewise.
11600 * reload.c: Likewise.
11601 * rtl-error.c: Likewise.
11602 * rtlanal.c: Likewise.
11603 * scan.h: Likewise.
11604 * sched-rgn.c: Likewise.
11606 * stmt.c: Likewise.
11607 * target.h: Likewise.
11608 * tree-dfa.c: Likewise.
11609 * tree-eh.c: Likewise.
11610 * tree-flow-inline.h: Likewise.
11611 * tree-inline.c: Likewise.
11612 * tree-into-ssa.c: Likewise.
11613 * tree-loop-distribution.c: Likewise.
11614 * tree-nested.c: Likewise.
11615 * tree-parloops.c: Likewise.
11616 * tree-pass.h: Likewise.
11617 * tree-pretty-print.c: Likewise.
11618 * tree-profile.c: Likewise.
11619 * tree-scalar-evolution.c: Likewise.
11620 * tree-sra.c: Likewise.
11621 * tree-ssa-alias-warnings.c: Likewise.
11622 * tree-ssa-ccp.c: Likewise.
11623 * tree-ssa-coalesce.c: Likewise.
11624 * tree-ssa-dom.c: Likewise.
11625 * tree-ssa-dse.c: Likewise.
11626 * tree-ssa-forwprop.c: Likewise.
11627 * tree-ssa-live.c: Likewise.
11628 * tree-ssa-live.h: Likewise.
11629 * tree-ssa-loop-im.c: Likewise.
11630 * tree-ssa-loop-ivopts.c: Likewise.
11631 * tree-ssa-loop-niter.c: Likewise.
11632 * tree-ssa-loop-prefetch.c: Likewise.
11633 * tree-ssa-phiopt.c: Likewise.
11634 * tree-ssa-phiprop.c: Likewise.
11635 * tree-ssa-sccvn.c: Likewise.
11636 * tree-ssa-ter.c: Likewise.
11637 * tree-ssa-threadupdate.c: Likewise.
11638 * tree-ssa.c: Likewise.
11639 * tree-vect-analyze.c: Likewise.
11640 * tree-vect-transform.c: Likewise.
11641 * tree-vectorizer.c: Likewise.
11642 * tree-vn.c: Likewise.
11643 * tree-vrp.c: Likewise.
11644 * tree.c: Likewise.
11645 * tree.def: Likewise.
11646 * tree.h: Likewise.
11647 * unwind-dw2-fde.c: Likewise.
11648 * unwind.inc: Likewise.
11649 * value-prof.c: Likewise.
11650 * vmsdbgout.c: Likewise.
11652 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11654 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11655 always place FP constants in the TOC for TARGET_POWERPC64.
11656 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11658 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11660 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11661 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11662 enable for TARGET_E500_DOUBLE.
11663 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11664 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11665 floating-point modes like integer modes for E500 double.
11666 (rs6000_legitimate_offset_address_p): Likewise.
11667 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11668 addressing for DDmode for E500 double.
11669 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11670 modes as using 64-bits of registers for E500 double.
11671 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11672 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11673 specially for E500 double.
11674 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11675 TDmode for E500 double.
11676 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11677 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11678 (rs6000_split_multireg_move): Do not handle TDmode specially for
11680 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11681 using 64-bit registers for E500 double.
11682 (emit_frame_save): Do not handle DDmode specially for E500 double.
11683 (gen_frame_mem_offset): Likewise.
11684 (rs6000_function_value): Do not call spe_build_register_parallel
11685 for DDmode or TDmode.
11686 (rs6000_libcall_value): Likewise.
11687 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11688 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11691 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11693 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11696 2008-06-04 Junjie Gu <jgu@tensilica.com>
11698 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11699 comparison for frame pointers.
11701 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11704 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11706 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11709 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11710 register is already smaller or equal to required mode.
11712 2008-06-04 Xinliang David Li <davidxl@google.com>
11714 * tree-call-cdce.c: New file.
11715 (cond_dead_built_in_calls): New static variable.
11716 (input_domain): New struct.
11717 (check_pow): New function.
11718 (check_builtin_call): Ditto.
11719 (check_target_format): Ditto.
11720 (is_call_dce_candidate): Ditto.
11721 (gen_one_condition): Ditto.
11722 (gen_conditions_for_domain): Ditto.
11723 (get_domain): Ditto.
11724 (gen_conditions_for_pow_cst_base): Ditto.
11725 (gen_conditions_for_pow_int_base): Ditto.
11726 (gen_conditions_for_pow): Ditto.
11727 (get_no_error_domain): Ditto.
11728 (gen_shrink_wrap_conditions): Ditto.
11729 (shrink_wrap_one_built_in_call): Ditto.
11730 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11731 (tree_call_cdce): Ditto.
11732 (gate_call_cdce): Ditto.
11733 (pass_call_cdce): New gimple pass.
11734 * passes.c: (init_optimization_passes): New pass.
11735 * tree-pass.h: New pass declaration.
11736 * opts.c (decode_options): New flag setting.
11737 * common.opt: Add -ftree-builtin-call-dce flag.
11738 * Makefile.in: Add new source file.
11739 * tempvar.def: New tv_id.
11740 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11742 2008-06-04 Richard Guenther <rguenther@suse.de>
11744 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11745 (is_call_clobbered): Always check var_ann->call_clobbered.
11746 (mark_call_clobbered): Always set var_ann->call_clobbered.
11747 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11748 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11749 (reset_alias_info): Clear call clobbering info on MTAGs and
11751 (set_pt_anything): Set pt_global_mem.
11752 (create_tag_raw): Adjust comment.
11753 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11755 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11756 Maxim Kuvyrkov <maxim@codesourcery.com>
11758 * config/m68k/m68k.opt (mxgot): New option.
11759 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11760 (m68k_output_addr_const_extra): New.
11761 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11762 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11763 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11764 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11766 2008-06-04 Richard Guenther <rguenther@suse.de>
11768 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11769 negative or non-representable offsets.
11771 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11773 * config/i386/i386.c (ix86_gen_leave): New.
11774 (ix86_gen_pop1): Likewise.
11775 (ix86_gen_add3): Likewise.
11776 (ix86_gen_sub3): Likewise.
11777 (ix86_gen_sub3_carry): Likewise.
11778 (ix86_gen_one_cmpl2): Likewise.
11779 (ix86_gen_monitor): Likewise.
11780 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11781 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11782 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11783 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11784 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11785 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11786 (ix86_expand_epilogue): Updated.
11787 (print_operand): Handle integer register operand for 'z'.
11788 (ix86_expand_strlensi_unroll_1): Likewise.
11789 (ix86_expand_strlen): Likewise.
11790 (ix86_expand_builtin): Likewise.
11791 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11792 mov{q}/mov{l} and add{q}/add{l}.
11794 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11796 * config/i386/i386.md (P): New mode iterator.
11797 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11798 using P mode iterator.
11799 (DFmode push_operand splitter): Ditto.
11800 (XFmode push_operand splitter): Ditto.
11801 (DFmode float_extend SFmode push_operand splitter): Ditto.
11802 (XFmode float_extend SFmode push_operand splitter): Do not generate
11803 SImode pushes for 64bit target. Macroize Dimode and SImode
11804 pushes using P mode iterator.
11805 (XFmode float_extend DFmode push_operand splitter): Ditto.
11807 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11809 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11810 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11811 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11812 return type to int.
11813 (ix86_call_abi_override): Remove check for call_used_regs.
11815 2008-06-03 Richard Guenther <rguenther@suse.de>
11817 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11818 for the lhs of calls if the return type contains pointers.
11820 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11822 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11823 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11824 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11825 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11826 of cfun and DEFAULT_ABI to deceide abi mode.
11827 (DEFAULT_ABI): New.
11828 (REG_PARM_STACK_SPACE): Removed.
11829 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11830 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11831 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11832 (ix86_function_abi): Likewise.
11833 (ix86_function_type_abi): Likewise.
11834 (ix86_call_abi_override): Likewise.
11835 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11836 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11837 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11838 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11840 (X86_64_REGPARM_MAX): New.
11841 (X86_64_SSE_REGPARM_MAX): New.
11842 (X64_REGPARM_MAX): New.
11843 (X64_SSE_REGPARM_MAX): New.
11844 (X86_32_REGPARM_MAX): New.
11845 (X86_32_SSE_REGPARM_MAX): New.
11846 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11847 (ix86_function_regparm): Handle user calling abi.
11848 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11849 by DEFAULT_ABI versus SYSV_ABI check.
11850 (ix86_reg_parm_stack_space): New.
11851 (ix86_function_type_abi): New.
11852 (ix86_call_abi_override): New.
11853 (ix86_function_abi): New.
11854 (ix86_cfun_abi): New.
11855 (init_cumulative_args): Call abi specific initialization.
11856 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11857 (function_arg_64): Extend SSE_REGPARM_MAX check.
11858 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11859 (ix86_pass_by_reference): Likewise.
11860 (ix86_function_value_regno_p): Likewise.
11861 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11862 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11863 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11864 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11865 (setup_incoming_varargs_64): Adjust regparm for call abi.
11866 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11867 (ix86_va_start): Likewise.
11868 (ix86_gimplify_va_arg): Likewise.
11869 (ix86_expand_prologue): Likewise.
11870 (output_pic_addr_const): Likewise.
11871 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11872 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11873 (x86_output_mi_thunk): Likewise.
11874 (x86_function_profiler): Likewise.
11875 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11876 (SYSV_ABI, MS_ABI): New constants.
11877 (DEFAULT_ABI): New.
11878 (init_regs): Add prototype of function in regclass.c file.
11879 (OVERRIDE_ABI_FORMAT): New.
11880 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11881 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11882 (OUTGOING_REG_PARM_STACK_SPACE): New.
11883 (ix86_reg_parm_stack_space): New prototype.
11884 (CUMULATIVE_ARGS): Add call_abi member.
11885 (machine_function): Add call_abi member.
11886 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11887 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11889 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11892 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11893 (avr_builtin_setjmp_frame_value): New function.
11894 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11895 (nonlocal_goto): Define.
11897 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11899 * config/mips/mips.c (mips_emit_loadgp): Return early if
11900 there is nothing do to, otherwise emit a blockage if
11901 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11902 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11904 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11906 * configure.ac: Drop unneeded backslash ending up in config.in.
11907 * acinclude.m4: Likewise.
11908 * config.in: Regenerate.
11910 2008-05-26 Jan Hubicka <jh@suse.cz>
11912 * predict.c (maybe_hot_frequency_p): Break out of...
11913 (maybe_hot_bb_p): ... here.
11914 (maybe_hot_edge_p): New.
11915 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11916 * basic-block.h (maybe_hot_edge_p): Declare.
11918 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11920 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11921 (*cmpfp_<mode>_cc): Ditto.
11922 (*fp_jcc_8<mode>_387): Ditto.
11923 (*fop_<MODEF:mode>_2_i387): Ditto.
11924 (*fop_<MODEF:mode>_3_i387): Ditto.
11925 (*fop_xf_2_i387): Ditto.
11926 (*fop_xf_3_i387): Ditto.
11928 2008-06-02 Tomas Bily <tbily@suse.cz>
11930 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11932 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11934 * config/mips/mips.c (mips_valid_offset_p): New function.
11935 (mips_valid_lo_sum_p): Likewise.
11936 (mips_classify_address): Use them.
11937 (mips_force_address): New function.
11938 (mips_legitimize_address): Use it.
11939 * config/mips/mips.md (MOVE128): New mode iterator.
11940 (movtf): Require TARGET_64BIT. Remove empty strings.
11941 (*movtf_internal): Rename to...
11942 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11943 of "R" and use {,fp}{load,store} attributes instead of "multi".
11944 Use a separate define_split.
11945 (*movtf_mips16): New pattern.
11947 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11949 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11950 * config/mips/mips.c (mips_expand_before_return): New function.
11951 (mips_expand_epilogue): Call it.
11952 * config/mips/mips.md (return): Turn into a define_expand.
11953 (*return): New insn.
11955 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11957 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11958 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11959 functions. Do not emit uses and clobbers of CONCATs; individually
11960 use and clobber their operands.
11961 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11962 gen_clobber, emit_use and gen_use.
11963 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11964 (expand_builtin_return): Likewise.
11965 * cfgbuild.c (count_basic_blocks): Likewise.
11966 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11967 * explow.c (emit_stack_restore): Likewise.
11968 * expmed.c (extract_bit_field_1): Likewise.
11969 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11970 (emit_move_multi_word, store_constructor): Likewise.
11971 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11972 (thread_prologue_and_epilogue_insns): Likewise.
11973 * lower-subreg.c (resolve_simple_move): Likewise.
11974 * optabs.c (widen_operand, expand_binop): Likewise.
11975 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11976 * reload.c (find_reloads): Likewise.
11977 * reload1.c (eliminate_regs_in_insn): Likewise.
11978 * stmt.c (expand_nl_goto_receiver): Likewise.
11979 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11980 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11981 * config/arm/arm.c (arm_load_pic_register): Likewise.
11982 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11983 * config/arm/arm.md (untyped_return): Likewise.
11984 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11985 * config/avr/avr.c (expand_prologue): Likewise.
11986 * config/bfin/bfin.c (do_unlink): Likewise.
11987 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11988 * config/cris/cris.c (cris_expand_prologue): Likewise.
11989 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11990 (machopic_legitimize_pic_address): Likewise.
11991 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11992 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11993 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11994 (ix86_expand_convert_uns_didf_sse): Likewise.
11995 (ix86_expand_vector_init_general): Likewise.
11996 * config/ia64/ia64.md (eh_epilogue): Likewise.
11997 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11998 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11999 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12000 (config/iq2000/iq2000.c): Likewise.
12001 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12002 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12003 (builtin_longjmp): Likewise.
12004 * config/mn10300/mn10300.md (call, call_value): Likewise.
12005 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12006 * config/pdp11/pdp11.md (abshi2): Likewise.
12007 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12008 * config/s390/s390.c (s390_emit_prologue): Likewise.
12009 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12010 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12011 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12012 * config/sh/sh.c (prepare_move_operands): Likewise.
12013 (output_stack_adjust, sh_expand_epilogue): Likewise.
12014 (sh_set_return_address, sh_expand_t_scc): Likewise.
12015 * config/sparc/sparc.c (load_pic_register): Likewise.
12016 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
12017 * config/spu/spu.c (spu_expand_epilogue): Likewise.
12018 * config/v850/v850.c (expand_epilogue): Likewise.
12020 2008-05-31 Anatoly Sokolov <aesok@post.ru>
12022 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
12023 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
12024 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
12025 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
12026 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
12027 stack pointer register.
12028 (output_movhi): Remove code for interrupt specific writing to the
12029 stack pointer register.
12031 2008-05-31 Richard Guenther <rguenther@suse.de>
12033 PR tree-optimization/34244
12034 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
12035 (tree_expr_nonzero_warnv_p): Likewise.
12036 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12037 ssa_name_nonnegative_p.
12038 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
12039 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
12040 not tree_expr_nonzero_warnv_p.
12042 PR tree-optimization/36262
12044 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
12046 PR tree-optimization/34244
12047 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
12048 (record_numbers_of_iterations): New function.
12049 (execute_vrp): Cache the numbers of iterations of loops.
12050 * tree-scalar-evolution.c (scev_reset_except_niters):
12052 (scev_reset): Use scev_reset_except_niters.
12053 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
12055 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
12057 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12058 __WORKAROUND_RETS when appropriate.
12060 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12062 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
12063 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
12065 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12066 *fop_df_comm_sse insn patterns using MODEF mode iterator.
12067 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
12068 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
12069 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
12070 *fop_df_1_mixed insn patterns using MODEF mode iterator.
12071 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
12072 *fop_df_1_sse insn patterns using MODEF mode iterator.
12073 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
12074 *fop_df_1_i387 insn patterns using MODEF mode iterator.
12075 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
12076 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
12077 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
12078 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
12079 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
12080 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
12081 (*fop_xf_4_i387): Use <MODE> for mode attribute.
12082 (*fop_xf_5_i387): Ditto.
12083 (*fop_xf_6_i387): Ditto.
12085 2008-05-30 Richard Guenther <rguenther@suse.de>
12087 * builtins.c (build_string_literal): Avoid generating
12088 a non-gimple_val result.
12090 2008-05-30 DJ Delorie <dj@redhat.com>
12092 * exec-tool.in: Use an environment variable (private) instead of a
12093 file (shared) as a semaphore, so as to not break parallel builds.
12095 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12097 * optabs.c (maybe_encapsulate_block): Remove.
12098 (emit_libcall_block): Adjust accordingly.
12099 * optabs.h (maybe_encapsulate_block): Remove prototype.
12101 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
12102 Don't use maybe_encapsulate_block.
12104 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12106 * config/rs6000/rs6000.c (rs6000_legitimize_address,
12107 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
12108 rtx is a SYMBOL_REF before calling get_pool_constant.
12110 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
12112 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
12114 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
12116 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
12117 rather than OS names to choose INO_T_EQ definition.
12118 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
12119 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
12121 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
12124 * config/darwin-f.c: New.
12125 * config/t-darwin: Added rule to build darwin-f.o.
12126 * config.gcc: Defined new variable, fortran_target_objs.
12127 (*-*-darwin*): Set fortran_target_objs.
12128 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
12129 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
12130 * configure: Regenerated.
12132 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
12135 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
12136 canonical type if needed.
12138 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
12140 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
12142 2008-05-29 Richard Guenther <rguenther@suse.de>
12144 PR tree-optimization/36343
12145 PR tree-optimization/36346
12146 PR tree-optimization/36347
12147 * tree-flow.h (clobber_what_p_points_to): Declare.
12148 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
12149 pointed-to variable is dereferenced is irrelevant to whether
12150 the pointer can access the pointed-to variable.
12151 (clobber_what_p_points_to): New function.
12152 * tree-ssa-alias.c (set_initial_properties): Use it.
12153 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
12154 call clobber check for NMTs.
12156 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12158 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
12159 for printing gcov_type.
12161 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12163 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
12164 and the eh region information.
12165 * value-prof.c (gimple_move_stmt_histograms): New function.
12166 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
12168 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
12170 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
12172 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12174 * value-prof.c (tree_ic_transform): Print counts.
12175 * tree-profile.c (tree_gen_ic_func_profiler):
12176 Clear __gcov_indreict_call_callee variable to avoid misattribution
12179 2008-05-28 Rafael Espíndola <espindola@google.com>
12181 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
12184 2008-05-28 Richard Guenther <rguenther@suse.de>
12186 PR tree-optimization/36339
12187 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12188 and clobbering code out of the loop.
12190 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12192 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12195 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12196 s390_contiguous_bitmask_p, s390_symref_operand_p,
12197 s390_check_symref_alignment, s390_reload_larl_operand,
12198 s390_reload_symref_address): New functions.
12199 (s390_branch_condition_mnemonic): Support compare and branch
12201 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12202 and 'W' constraints.
12203 (s390_secondary_reload): Add secondary reloads for unaligned
12204 symbol refs or symbol refs to floating point or QI/TI mode
12206 (legitimate_address_p): Accept symbol references as addresses.
12207 (s390_expand_insv): Use rotate and insert selected bits
12208 instruction for insv when building for z10.
12209 (print_operand_address): Handle symbol ref addresses.
12210 (print_operand): Output modifier 'c' added for signed byte values.
12211 (s390_encode_section_info): Mark symbol refs with
12212 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12214 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12215 (length attribute): RRF, RRR have 4 byte length.
12216 (FPALL, INTALL): New mode iterators added.
12217 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12218 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12219 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12220 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12221 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12222 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12223 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12224 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12226 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12227 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12228 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12229 reload<INTALL:mode><P:mode>_toreg_z10,
12230 reload<FPALL:mode><P:mode>_tomem_z10,
12231 reload<FPALL:mode><P:mode>_toreg_z10,
12232 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12233 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12234 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12235 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12237 (movmem, clrmem, cmpmem): New splitters added.
12239 * config/s390/predicates.md (larl_operand): Use
12240 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12241 SYMBOL_REF_ALIGN1_P.
12242 (s390_signed_integer_comparison,
12243 s390_unsigned_integer_comparison): New predicates.
12245 * config/s390/s390-protos.h (s390_check_symref_alignment,
12246 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12247 s390_reload_symref_address,
12248 s390_compare_and_branch_condition_mask): Prototypes added.
12250 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12251 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12252 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12254 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12256 * config/s390/s390.c (z10_cost): New cost function for z10.
12257 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12258 (s390_issue_rate): Adjust issue rate for z10.
12259 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12260 (processor_flags): Add PF_Z10.
12261 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12262 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12263 * gcc/config.gcc: Add z10.
12265 2008-05-28 Richard Guenther <rguenther@suse.de>
12267 PR tree-optimization/36291
12268 * tree-flow. h (struct gimple_df): Remove var_anns member.
12269 * tree-flow-inline.h (gimple_var_anns): Remove.
12270 (var_ann): Simplify.
12271 * tree-dfa.c (create_var_ann): Simplify.
12272 (remove_referenced_var): Clear alias info from var_anns of globals.
12273 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12274 (delete_tree_ssa): Clear alias info from var_anns of globals.
12275 Do not free var_anns.
12276 (var_ann_eq): Remove.
12277 (var_ann_hash): Likewise.
12279 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12281 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12282 and loongson2f entries.
12283 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12284 * config/mips/mips.h (processor_type): Add Loongson-2E
12285 and Loongson-2F entries.
12286 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12287 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12288 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12289 * doc/invoke.texi (MIPS Options): Document loongson2e
12290 and loongson2f processor names.
12292 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12296 * config/i386/i386.c (ix86_function_arg_boundary): Use
12297 alignment of canonical type.
12298 (ix86_expand_vector_move): Check unaligned memory access for
12301 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12303 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12304 Moved to the front of file.
12306 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12307 H.J. Lu <hongjiu.lu@intel.com>
12309 * dwarf2out.c (current_fde): New.
12311 (lookup_cfa:): Likewise.
12312 (dwarf2out_end_epilogue): Likewise.
12313 (dwarf2out_note_section_used): Likewise.
12315 2008-05-27 Michael Matz <matz@suse.de>
12318 * c.opt (Wenum-compare): New warning option.
12319 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12321 2008-05-27 Michael Matz <matz@suse.de>
12323 PR middle-end/36326
12324 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12326 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12327 into memory as tail calls.
12329 2008-05-27 Richard Guenther <rguenther@suse.de>
12331 PR tree-optimization/36339
12332 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12333 pointers cause all addressable variables to be call clobbered.
12335 2008-05-27 Richard Guenther <rguenther@suse.de>
12337 PR tree-optimization/36245
12338 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12340 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12342 * config/s390/s390.md: Replace all occurences of the 'm'
12343 constraint with 'RT'.
12345 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12347 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12349 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12351 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12352 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12353 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12355 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12357 * reload.c: (find_reloads): Skip alternatives according to the
12358 "enabled" attribute. Constify the constraint variable.
12359 * recog.c (get_attr_enabled): Add default implementation.
12360 (extract_insn): Set the alternative_enabled_p array
12361 in the recog_data struct.
12362 (preprocess_constraints, constrain_operands): Skip
12363 alternatives according to the "enabled" attribute
12364 * recog.h (struct recog_data): New field alternative_enabled_p.
12365 (skip_alternative): New inline function.
12366 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12367 (record_reg_classes): Skip alternative according to the
12368 "enabled" attribute.
12370 * doc/md.texi: Add documention for the "enabled" attribute.
12372 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12374 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12375 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12376 constraint with TARGET_MEM_CONSTRAINT.
12377 * recog.c (asm_operand_ok, preprocess_constraints,
12378 constrain_operands): Likewise.
12379 * regclass.c (record_reg_classes): Likewise.
12380 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12381 * reload1.c (maybe_fix_stack_asms): Likewise.
12382 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12383 * recog.h: Adjust comment.
12384 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12385 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12386 * doc/md.texi: Add a note to description of 'm' constraint.
12387 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12389 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12391 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12392 that the bitfield is of integral type before testing its precision.
12394 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12395 Sa Liu <saliu@de.ibm.com>
12397 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12398 __modti3, __udivti3, __umodti3 and __udivmodti4.
12399 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12400 that implement TImode mul and div functions.
12401 * config/spu/multi3.c: New. Implement __multi3.
12402 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12403 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12406 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12408 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12409 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12410 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12411 tls_sysv_suffix): New mode and mode attribute iterators.
12412 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12413 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12414 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12415 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12416 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12419 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12421 PR tree-optimization/36329
12422 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12423 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12424 * cgraphbuild.c (initialize_inline_failed): Use the latter
12425 macro in lieu of the former.
12426 * ipa-inline.c (cgraph_mark_inline): Likewise.
12427 (cgraph_decide_inlining_of_small_function): Likewise.
12428 (cgraph_decide_inlining): Likewise.
12429 (cgraph_decide_inlining_incrementally): Likewise.
12431 2008-05-26 Tristan Gingold <gingold@adacore.com>
12432 Anatoly Sokolov <aesok@post.ru>
12434 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12435 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12436 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12437 optimization for 'avr6' architecture.
12439 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12442 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12444 2008-05-26 Richard Guenther <rguenther@suse.de>
12446 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12447 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12449 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12451 PR middle-end/36253
12452 * caller-save.c (insert_restore): Verify alignment of spill space.
12453 (insert_save): Likewise.
12454 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12455 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12456 (STACK_SLOT_ALIGNMENT): Likewise.
12457 * function.c (LOCAL_ALIGNMENT): Removed.
12458 (get_stack_local_alignment): New.
12459 (assign_stack_local): Use it. Set alignment on stack slot.
12460 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12461 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12462 (STACK_SLOT_ALIGNMENT): New.
12463 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12464 stack slot in XFmode.
12466 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12468 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12471 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12472 argument operand in rax isn't removed.
12474 2008-05-26 Richard Guenther <rguenther@suse.de>
12476 PR middle-end/36300
12477 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12478 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12480 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12483 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12485 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12487 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12488 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12490 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12492 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12493 build a trampoline if we don't want one.
12494 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12495 return zero for nested functions if we don't want a trampoline.
12497 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12499 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12501 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12504 * c.opt: Removed undocumented option '-lang-fortran'.
12505 * c-common.h: Removed global variable 'lang_fortran'.
12506 * c-opts.c (c_common_handle_option): Removed code to handle
12507 option '-lang-fortran'. Updated includes.
12508 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12509 definition of '__GFORTRAN__'.
12510 (define__GNUC__): Reimplemented to use BASEVER and
12511 cpp_define_formatted.
12512 (builtin_define_with_value_n): Removed.
12513 * c-incpath.h: Renamed to ...
12514 * incpath.h: ... this.
12515 * c-incpath.c: Renamed to ...
12516 * incpath.c: ... this. Updated includes.
12517 * fix-header.c: Updated includes.
12518 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12519 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12520 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12522 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12524 * tree.h: Update the table of flags used on tree nodes.
12525 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12526 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12527 (FORCED_LABEL): Add access check.
12528 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12529 (ASM_INPUT_P): Likewise.
12530 (ASM_VOLATILE_P): Likewise.
12531 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12532 (OMP_SECTION_LAST): Access private_flag directly.
12533 (OMP_RETURN_NOWAIT): Likewise.
12534 (OMP_PARALLEL_COMBINED): Likewise.
12535 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12536 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12537 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12538 deprecated_flag directly.
12540 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12542 * final.c (frame_pointer_needed): Removed.
12543 * flags.h (frame_pointer_needed): Likewise.
12545 * function.h (rtl_data): Add frame_pointer_needed.
12546 (frame_pointer_needed): New.
12548 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12550 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12552 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12554 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12557 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12559 * c-common.c (strip_array_types): Move function to..
12561 (get_inner_array_type): Delete.
12562 * c-common.h (strip_array_types): Move declaration to..
12564 (get_inner_array_type): Delete.
12565 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12566 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12567 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12568 * config/pa/pa.c (emit_move_sequence): Likewise.
12570 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12572 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12575 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12577 * function.c: Include target hook for nonlocal_goto frame value.
12579 2008-05-24 Richard Guenther <rguenther@suse.de>
12581 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12582 variable can be only accessed through a pointer or a union.
12584 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12586 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12587 * doc/extend.texi: Likewise.
12589 2008-05-23 DJ Delorie <dj@redhat.com>
12591 * config/m32c/jump.md (untyped_call): Add.
12593 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12594 for A24 to PSImode.
12595 (m32c_address_cost): Detail costs for indirect offsets.
12597 2008-05-23 Rafael Espíndola <espindola@google.com>
12599 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12600 if a node is a SUBREG.
12601 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12604 2008-05-23 Paul Brook <paul@codesourcery.com>
12605 Carlos O'Donell <carlos@codesourcery.com>
12607 * doc/extend.texi: Clarify use of __attribute__((naked)).
12608 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12609 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12610 * function.c (use_register_for_decl): Use
12611 targetm.calls.allocate_stack_slots_for_args.
12612 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12613 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12614 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12616 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12618 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12620 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12622 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12623 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12624 is only rounded once.
12626 2008-05-23 Richard Guenther <rguenther@suse.de>
12628 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12630 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12631 Jakub Jelinek <jakub@redhat.com>
12634 * configure.ac: Handle --enable-cld.
12635 * configure: Regenerated.
12636 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12637 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12638 (ix86_current_function_needs_cld): New define.
12639 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12640 (cld): New isns pattern.
12641 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12642 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12643 * config/i386/i386.opt (mcld): New option.
12644 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12645 TARGET_CLD and ix86_current_function_needs_cld.
12646 (override_options): Use -mcld by default for 32-bit code if
12649 * doc/install.texi (Options specification): Document --enable-cld.
12650 * doc/invoke.texi (Machine Dependent Options)
12651 [i386 and x86-64 Options]: Add -mcld option.
12652 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12654 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12655 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12656 (return_in_memory_64): Likewise.
12657 (return_in_memory_ms_64): Likewise.
12659 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12661 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12662 * builtins.c (fold_builtin_fpclassify): New.
12663 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12664 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12665 * c-common.c (handle_type_generic_attribute): Adjust to accept
12666 fixed arguments before an elipsis.
12667 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12668 * doc/extend.texi: Document __builtin_fpclassify.
12670 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12672 * omp-low.c (gate_expand_omp_ssa): Remove.
12673 (pass_expand_omp_ssa): Remove.
12674 (gate_expand_omp): Do not check for flag_openmp_ssa.
12675 * common.opt (-fopenmp-ssa): Remove.
12676 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12678 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12680 * config/sh/sh.opt (mfixed-range): New option.
12681 * config/sh/sh-protos.h (sh_fix_range): Declare.
12682 * config/sh/sh.c (sh_fix_range): New function.
12683 * config/sh/sh.h (sh_fixed_range_str): Declare.
12684 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12686 * doc/invoke.texi (SH Options): Document -mfixed-range.
12688 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12690 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12691 it before the redeclaration.
12693 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12695 * config/avr/avr.c (get_sequence_length): Add new function.
12696 (expand_prologue, expand_epilogue): Remove duplicate code.
12698 2008-05-22 Rafael Espíndola <espindola@google.com>
12700 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12703 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12705 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12706 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12708 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12709 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12710 (vect_update_misalignment_for_peel): Likewise.
12711 (vector_alignment_reachable_p): Likewise.
12712 * tree-vect-transform.c (vectorizable_load): Likewise.
12713 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12714 (get_vectype_for_scalar_type): Pass mode of scalar_type
12715 to UNITS_PER_SIMD_WORD.
12717 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12718 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12719 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12720 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12721 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12723 2008-05-22 Ira Rosen <irar@il.ibm.com>
12725 PR tree-optimization/36293
12726 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12727 if the first load must be skipped because of a gap.
12729 2008-05-22 Richard Guenther <rguenther@suse.de>
12731 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12732 more cases of offset disambiguation that is possible if
12733 strict-aliasing rules apply.
12734 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12735 for basic offset and type-based disambiguation.
12737 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12739 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12740 ix86_expand_vector_set on V16QImode for SSE4.1.
12742 2008-05-21 Tom Tromey <tromey@redhat.com>
12744 * c.opt (Wimport): Mark as undocumented.
12745 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12747 (Warning Options): Likewise.
12748 * doc/cppopts.texi: Don't mention -Wimport.
12750 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12752 PR tree-optimization/36287
12753 PR tree-optimization/36286
12754 * lambda-code.c (build_access_matrix): Do not use the loop->num
12755 for computing the number of induction variables: use the loop depth
12758 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12761 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12762 option -f(no-)leading-underscore.
12764 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12766 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12767 GET_MODE_NUNITS (mode).
12769 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12771 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12772 (-mmulhw): Add 464 to description.
12773 (-mdlmzb): Likewise.
12774 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12775 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12777 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12778 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12779 * config/rs6000/rs6000.md: Update comments for 464.
12781 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12783 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12785 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12787 * config/i386/sse.md (vec_extractv4sf): Removed.
12788 (vec_extractv2df): Likewise.
12789 (vec_extractv2di): Likewise.
12790 (vec_extractv4si): Likewise.
12791 (vec_extractv8hi): Likewise.
12792 (vec_extractv16qi): Likewise.
12793 (vec_extract<mode>): New.
12795 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12797 * config/i386/sse.md (vec_setv4sf): Removed.
12798 (vec_setv2df): Likewise.
12799 (vec_setv2di): Likewise.
12800 (vec_setv4si): Likewise.
12801 (vec_setv8hi): Likewise.
12802 (vec_setv16qi): Likewise.
12803 (vec_set<mode>): New.
12805 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12807 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12808 goto for vec_concat and vec_interleave.
12810 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12812 * config/i386/sse.md (vec_initv4sf): Removed.
12813 (vec_initv2df): Likewise.
12814 (vec_initv2di): Likewise.
12815 (vec_initv4si): Likewise.
12816 (vec_initv8hi): Likewise.
12817 (vec_initv16qi): Likewise.
12818 (vec_init<mode>): New.
12820 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12822 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12824 2008-05-21 Tom Tromey <tromey@redhat.com>
12826 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12827 (zone_find_object_offset): Likewise.
12828 (gt_ggc_m_S): Likewise.
12829 (highest_bit): Likewise.
12830 * ggc-page.c (gt_ggc_m_S): New function.
12831 * stringpool.c (string_stack): Remove.
12832 (init_stringpool): Update.
12833 (ggc_alloc_string): Use ggc_alloc.
12834 (maybe_delete_ident): New function.
12835 (ggc_purge_stringpool): Likewise.
12836 (gt_ggc_m_S): Remove.
12837 * ggc-common.c (ggc_protect_identifiers): New global.
12838 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12839 ggc_protect_identifiers.
12840 * ggc.h (ggc_protect_identifiers): Declare.
12841 (gt_ggc_m_S): Update.
12842 (ggc_purge_stringpool): Declare.
12843 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12844 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12846 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12848 2008-05-21 David S. Miller <davem@davemloft.net>
12850 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12853 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12855 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12858 2008-05-20 David Daney <ddaney@avtrex.com>
12860 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12861 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12862 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12863 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12864 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12865 (atomic_hiqi_op): New define_code_iterator.
12866 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12867 mips_expand_compare_and_swap_12.
12868 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12869 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12870 (sync_<optab><mode>, sync_old_<optab><mode>,
12871 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12872 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12873 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12874 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12875 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12876 (test_and_set_12): New insn.
12877 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12878 sync_new_<optab><mode>, sync_old_nand<mode>,
12879 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12880 clobber to operand 0 for SI and DI mode insns.
12881 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12882 mips_gen_fn_4): New typedefs.
12883 (mips_gen_fn_ptrs): Define new union type.
12884 (mips_expand_compare_and_swap_12): Remove declaration.
12885 (mips_expand_atomic_qihi): Declare function.
12886 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12887 (mips_expand_atomic_qihi): ... this. Use new generator function
12889 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12890 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12891 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12892 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12893 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12894 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12895 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12896 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12897 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12898 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12901 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12903 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12906 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12908 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12909 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12910 (avr_attribute_table): Add 'OS_main' function attribute.
12911 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12912 functions with 'OS_main' attribute.
12914 2008-05-20 Richard Guenther <rguenther@suse.de>
12916 PR tree-optimization/35204
12917 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12918 helper, split out from ...
12919 (DFS): ... here. Make the DFS walk non-recursive.
12921 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12922 Jan Sjodin <jan.sjodin@amd.com>
12924 PR tree-optimization/36181
12925 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12926 (parallelize_loops): Don't parallelize when the loop has vector
12929 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12930 Sebastian Pop <sebastian.pop@amd.com>
12932 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12933 matrix, and never look at the tree representation of the memory
12935 (linear_transform_loops): Computes parameters and access matrices.
12936 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12938 (access_matrix_get_index_for_parameter): New.
12939 * tree-data-ref.h (struct access_matrix): New.
12940 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12941 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12942 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12943 am_vector_index_for_loop): New.
12944 (struct data_reference): Add field access_matrix.
12945 (DR_ACCESS_MATRIX): New.
12946 (compute_data_dependences_for_loop): Update declaration.
12947 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12948 * lambda.h (lambda_vector_vec_p): Declared.
12949 * lambda-code.c: Depend on pointer-set.h.
12950 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12951 av_for_af_base, av_for_af, build_access_matrix,
12952 lambda_compute_access_matrices): New.
12953 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12955 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12957 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12958 $SOURCEDIR/include.
12960 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12961 Sebastian Pop <sebastian.pop@amd.com>
12963 PR tree-optimization/36206
12964 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12966 (instantiate_scev_1): Rename flags to fold_conversions.
12967 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12968 outeside instantiation_loop.
12969 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12970 (evolution_function_is_affine_or_constant_p): Removed.
12971 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12973 (analyze_siv_subscript): Pass in the loop nest number.
12974 Call evolution_function_is_affine_in_loop instead of
12975 evolution_function_is_affine_p.
12976 (analyze_overlapping_iterations): Pass in the loop nest number.
12978 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12979 Sebastian Pop <sebastian.pop@amd.com>
12981 PR tree-optimization/36206
12982 * tree-chrec.h (chrec_fold_op): New.
12983 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12986 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12988 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12990 (remove_duplicates): Do not set inode on non-inode systems.
12993 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12995 * config.gcc (tm_file): Update comments about relative pathnames.
12997 2008-05-20 Richard Guenther <rguenther@suse.de>
12999 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13000 * tree-ssa-sccvn.c (process_scc): Likewise.
13001 * tree-ssa-sink.c (execute_sink_code): Likewise.
13002 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13003 * tree-vrp.c (process_assert_insertions): Likewise.
13004 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13005 (perform_tree_ssa_dce): Likewise.
13006 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13007 (dump_dominator_optimization_stats): Likewise.
13008 * tree-vectorizer.c (vectorize_loops): Likewise.
13010 2008-05-20 Richard Guenther <rguenther@suse.de>
13012 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13014 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
13016 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
13017 (ix86_i386elf_return_in_memory): Likewise.
13018 (ix86_i386interix_return_in_memory): Likewise.
13019 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
13020 (SUBTARGET_RETURN_IN_MEMORY): New.
13021 * config/i386/i386elf.h: Likewise.
13022 * config/i386/ptx4-i.h: Likewise.
13023 * config/i386/sol2-10.h: Likewise.
13024 * config/i386/sysv4.h: Likewise.
13025 * config/i386/vx-common.h: Likewise.
13026 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
13027 * config/i386/i386.c (ix86_return_in_memory): Made static and
13028 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
13029 (ix86_i386elf_return_in_memory): Removed.
13030 (ix86_i386interix_return_in_memory): Removed.
13031 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
13032 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
13034 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
13036 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
13038 2008-05-19 Xinliang David Li <davidxl@google.com>
13040 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
13042 * common.opt: Ditto.
13043 * doc/invoke.texi: Ditto.
13045 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
13047 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
13048 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13050 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13052 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
13053 sizes of operand array from 8/4 to 4/2.
13054 (ix86_expand_vector_init_general): Change size of operand array
13055 from 32 to 16. Remove op0, op1 and half_mode.
13057 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13059 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
13060 (ix86_expand_vector_init_interleave): Likewise.
13061 (ix86_expand_vector_init_general): Use them. Assert
13062 word_mode == SImode when n_words == 4.
13064 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
13066 * config/i386/i386.c (ix86_secondary_reload): New static function.
13067 (TARGET_SECONDARY_RELOAD): New define.
13068 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13069 * config/i386/i386.md (reload_outqi): Remove.
13071 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13073 PR middle-end/35509
13074 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
13075 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
13076 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
13077 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
13078 (fold_builtin_1): Likewise.
13079 * builtins.def (BUILT_IN_ISINF_SIGN): New.
13080 c-common.c (check_builtin_function_arguments): Handle
13081 BUILT_IN_ISINF_SIGN.
13082 * doc/extend.texi: Document __builtin_isinf_sign.
13083 * fold-const.c (operand_equal_p): Handle COND_EXPR.
13085 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
13087 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
13088 EH cleanup at the end of the pass, search for those that have been
13089 turned into forwarder blocks and do the cleanup on their successor.
13091 2008-05-18 Richard Guenther <rguenther@suse.de>
13093 * tree-cfg.c (verify_gimple_expr): Allow conversions from
13094 pointers to sizetype and vice versa.
13096 2008-05-18 Xinliang David Li <davidxl@google.com>
13098 * gcc/tree-ssa-dce.c: Coding style fix.
13099 (check_pow): Documentation comment.
13100 (check_log): Documenation comment. Coding style fix.
13101 (is_unnecessary_except_errno_call): Ditto.
13102 (gen_conditions_for_pow): Ditto.
13103 (gen_conditions_for_log): Ditto.
13104 (gen_shrink_wrap_conditions): Ditto.
13105 (shrink_wrap_one_built_in_calls): Ditto.
13106 * gcc/doc/invoke.texi: Better documentation string.
13107 * ChangeLog: Fix wrong change log entries from
13108 May 17 checkin on function call DCE.
13110 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
13112 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
13114 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13116 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
13117 * df-problems.c (simulation routines): Fixed block comment to
13118 properly say how to add forwards scanning functions.
13120 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13122 * tree-inline.c (setup_one_parameter): Remove dead code.
13124 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13126 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
13127 a BIT_AND_EXPR only for an INTEGER_TYPE.
13129 2008-05-17 Xinliang David Li <davidxl@google.com>
13131 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
13132 (check_pow, check_log, is_unnecessary_except_errno_call): New
13133 functions to check for eliminating math functions that are pure
13134 except for setting errno.
13135 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
13136 general condition expressions for shrink-wrapping pow/log calls.
13137 (gen_shrink_wrap_conditions): Ditto.
13138 (shrink_wrap_one_built_in_call): Ditto.
13139 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
13140 (mark_operand_necessary): If debugging, output if OP is necessary.
13141 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
13143 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
13145 * gcc/common.opt: New user flag -ftree-builtin-dce.
13146 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
13148 2008-05-16 David S. Miller <davem@davemloft.net>
13150 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
13151 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13153 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
13156 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
13158 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13160 * ifcvt.c (dead_or_predicable): Rename
13161 df_simulate_one_insn_backwards to df_simulate_one_insn.
13162 * recog.c (peephole2_optimize): Ditto.
13163 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
13165 * df.h: Rename df_simulate_one_insn_backwards to
13166 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
13167 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
13168 scanning of defs and uses.
13169 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
13170 (df_simulate_one_insn_forwards): Removed.
13172 2008-05-16 Doug Kwan <dougkwan@google.com>
13174 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
13176 (real_from_string): Handle NaNs and Inf as approriate.
13178 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13180 * doc/gty.texi (Source Files Containing Type Information): Note
13181 that headers should appear first in the gtfiles list.
13183 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13185 * tree.def (COND_EXEC): Properly documented this code.
13187 2008-05-16 Diego Novillo <dnovillo@google.com>
13189 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13190 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13193 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13195 * tree-ssa-dse (max_stmt_uid): Removed.
13196 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13197 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13198 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13199 * function.h (cfun.last_stmt_uid): New field.
13200 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13201 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13203 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13204 (create_stmt_ann): Initialize the ann->uid field.
13205 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13207 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13209 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13211 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13212 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13213 (init_empty_tree_cfg): Call it.
13215 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13217 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13220 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13222 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13223 * tree-dump.c (dump_options): New verbose option.
13224 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13226 * tree-pass.h (TDF_VERBOSE): New dump flag.
13227 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13228 (tree-flow.h): Added include.
13229 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13231 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13233 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13235 From Jie Zhang <jie.zhang@analog.com>
13236 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13237 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13238 mcpu=bf561-none and mcpu=bf561-0.2.
13239 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13240 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13241 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13242 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13243 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13244 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13245 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13247 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13248 (cputype_selected): Remove.
13249 (bfin_handle_option): Don't use cputype_selected.
13250 (override_options): When no mcpu option, enable all workarounds.
13251 Don't use bfin_workarounds.
13252 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13254 (DEFAULT_CPU_TYPE): Don't define.
13256 2008-05-16 Richard Guenther <rguenther@suse.de>
13258 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13259 on deletion of the last stmt.
13261 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13263 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13264 V8HImode for SSE2 and V16QImode for SSE4.1.
13266 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13268 * cgraph.h (compute_inline_parameters): Made public.
13269 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13270 variable_generate_summary, function_write_summary,
13271 variable_write_summary, variable_read_summary. Added generate_summary,
13272 write_summary, read_summary.
13273 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13274 pass_ipa_inline.function_generate_summary, to
13275 compute_inline_parameters.
13276 * ipa-inline.c (compute_inline_parameters): Made public and added
13278 (compute_inline_parameters_for_current): New function.
13279 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13280 (inline_generate_summary): Removed parameter and made to loop over
13282 (pass_ipa_inline): Updated for new IPA_PASS structure.
13283 * passes.c (execute_ipa_summary_passes): Now is called once per
13284 pass rather than once per node*pass.
13286 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13288 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13289 avr_have_mul_p, avr_asm_only_p): Remove variables.
13290 (avr_override_options): Remove initialization of removed variables.
13291 (avr_file_start): Convert removed variables to fields of
13292 'struct base_arch_s *avr_current_arch'.
13293 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13294 (AVR_HAVE_MUL): (Ditto.).
13295 (AVR_HAVE_MOVW): (Ditto.).
13296 (AVR_HAVE_LPMX): (Ditto.).
13297 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13298 avr_asm_only_p): Remove declaration.
13300 2008-05-15 Diego Novillo <dnovillo@google.com>
13302 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13303 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13305 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13307 PR middle-end/36194
13308 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13309 Don't call record_truncated_value from here.
13310 (record_truncated_value): Turn it into a for_each_rtx callback.
13311 (record_truncated_values): New function.
13312 (combine_instructions): Call note_uses with record_truncated_values.
13313 Change name of check_conversion to check_promoted_subreg.
13315 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13317 * doc/sourcebuild.texi: Document support for torture tests.
13319 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13321 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13322 to alternative 4 of operand 2.
13324 2008-05-15 Richard Guenther <rguenther@suse.de>
13326 * tree-pass.h (current_pass): Declare.
13327 (get_pass_for_id): Likewise.
13328 * passes.c (passes_by_id, passes_by_id_size): New globals.
13329 (set_pass_for_id): New function.
13330 (get_pass_for_id): Likewise.
13331 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13332 (execute_function_todo): Flush per function statistics.
13333 * toplev.c (compile_file): Init statistics.
13334 (general_init): Do early statistics initialization.
13335 (finalize): Finish statistics.
13336 * statistics.h (statistics_early_init): Declare.
13337 (statistics_init): Likewise.
13338 (statistics_fini): Likewise.
13339 (statistics_fini_pass): Likewise.
13340 (statistics_counter_event): Likewise.
13341 (statistics_histogram_event): Likewise.
13342 * statistics.c: New file.
13343 * Makefile.in (OBJS-common): Add statistics.o.
13344 (statistics.o): Add dependencies.
13345 * doc/invoke.texi (-fdump-statistics): Document.
13347 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13348 (insert): Likewise.
13349 (execute_pre): Use statistics_counter_event.
13350 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13351 (substitute_and_fold): Increment it. Use statistics_counter_event.
13353 2008-05-15 Diego Novillo <dnovillo@google.com>
13355 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13357 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13358 * tree-ssa-alias.c (new_type_alias): Remove references to
13359 sub-variables from comment.
13360 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13362 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13364 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13365 attribute to 1 only for insertps alternative.
13367 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13369 * config/bfin/bfin.md (loadbytes): New pattern.
13370 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13371 (bfin_init_builtins): Initialize it.
13372 (bdesc_1arg): Add it.
13374 2008-05-15 Sa Liu <saliu@de.ibm.com>
13376 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13377 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13378 * testsuite/lib/target-supports.exp: Add
13379 check_effective_target_fortran_integer_16.
13381 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13383 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13384 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13385 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13386 (TARGET_RETURN_IN_MEMORY): Define.
13388 2008-05-15 Richard Guenther <rguenther@suse.de>
13390 PR middle-end/36244
13391 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13392 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13393 represent unmodifiable vars.
13395 2008-05-15 Richard Guenther <rguenther@suse.de>
13397 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13398 INDIRECT_REF and TARGET_MEM_REF.
13399 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13402 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13403 H.J. Lu <hongjiu.lu@intel.com>
13405 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13406 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13407 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13408 insn alternatives. Add missing alternatives.
13409 (*vec_concatv2di_rex64_sse4_1): Likewise.
13410 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13411 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13412 Require TARGET_SSE.
13414 2008-05-15 Richard Guenther <rguenther@suse.de>
13416 PR tree-optimization/36009
13417 PR tree-optimization/36204
13418 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13419 (determine_invariantness_stmt): Record the loop a store is
13420 always executed in.
13421 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13424 2008-05-15 Richard Guenther <rguenther@suse.de>
13426 PR tree-optimization/34330
13427 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13428 through the pointer will alias the SMT.
13430 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13432 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13434 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13436 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13438 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13439 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13441 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13442 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13443 (vashl_optab): New optab for vector/vector shifts.
13444 (vashr_optab): Ditto.
13445 (vlshr_optab): Ditto.
13446 (vrotl_optab): Ditto.
13447 (vrotr_optab): Ditto.
13448 (optab_subtype): New enum for optab_for_tree_code call.
13449 (optab_for_tree_code): Add enum optab_subtype argument.
13451 * optabs.c (optab_for_tree_code): Take an additional argument to
13452 distinguish between a vector shift by a scalar and vector shift by
13453 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13454 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13455 vector shift by a vector.
13456 (expand_widen_pattern_expr): Pass additional argument to
13457 optab_for_tree_code.
13459 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13460 vrotl_optab, vrotr_optab.
13462 * expr.c (expand_expr_real_1): Update calls to
13463 optab_for_tree_code to distinguish between vector shifted by a
13464 scalar and vector shifted by a vector.
13465 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13466 (supportable_narrowing_operation): Ditto.
13467 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13468 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13469 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13470 (vect_create_epilog_for_reduction): Ditto.
13471 (vectorizable_reduction): Ditto.
13472 (vectorizable_operation): Ditto.
13473 (vect_strided_store_supported): Ditto.
13474 (vect_strided_load_supported): Ditto.
13475 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13476 * expmed.c (expand_shift): Ditto.
13478 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13480 (ashr@var{m}3): Ditto.
13481 (vashl@var{m}3): Document new vector/vector shift standard name.
13482 (vashr@var{m}3): Ditto.
13483 (vlshr@var{m}3): Ditto.
13484 (vrotl@var{m}3): Ditto.
13485 (vrotr@var{m}3): Ditto.
13487 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13488 (PPERM_INVERT): Ditto.
13489 (PPERM_REVERSE): Ditto.
13490 (PPERM_REV_INV): Ditto.
13491 (PPERM_ZERO): Ditto.
13492 (PPERM_ONES): Ditto.
13493 (PPERM_SIGN): Ditto.
13494 (PPERM_INV_SIGN): Ditto.
13495 (PPERM_SRC1): Ditto.
13496 (PPERM_SRC2): Ditto.
13498 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13499 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13500 allows a memory operand to be the value being added, and split it
13501 to improve vectorization.
13502 (sse5_pmacsdqh_mem): Ditto.
13503 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13504 (sse5_mulv2div2di3_high): Ditto.
13505 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13506 (vec_pack_trunc_v4si): Ditto.
13507 (vec_pack_trunc_v2di): Ditto.
13508 (sse5_pcmov_<mode>): Remove code that tried to use use
13509 andps/andnps instead of pcmov.
13510 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13511 pmacsdqh instructions.
13512 (vec_widen_smult_lo_v4si): Ditto.
13514 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13515 (PPERM_INVERT): Ditto.
13516 (PPERM_REVERSE): Ditto.
13517 (PPERM_REV_INV): Ditto.
13518 (PPERM_ZERO): Ditto.
13519 (PPERM_ONES): Ditto.
13520 (PPERM_SIGN): Ditto.
13521 (PPERM_INV_SIGN): Ditto.
13522 (PPERM_SRC1): Ditto.
13523 (PPERM_SRC2): Ditto.
13524 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13526 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13528 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13529 says ignore whether the last reference is a memory operand.
13531 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13532 Paolo Bonzini <bonzini at gnu dot org>
13534 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13537 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13538 (vlshr<mode>3): Rename from vlshr<mode>3.
13539 (vashr<mode>3): Rename from vashr<mode>3.
13540 (mulv4sf3): Change the names of vector shift patterns.
13544 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13547 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13572 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13573 (floatunssidf2_internal): Change vector/vector shift names.
13574 (floatunsdidf2_internal): Ditto.
13581 (vashl<mode>3): Rename from ashl<mode>3.
13582 (vashr<mode>3): Rename from ashr<mode>3.
13583 (vlshr<mode>3): Rename from lshr<mode>3.
13584 (vrotl<mode>3): Rename from rotl<mode>3.
13586 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13589 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13590 multiply gives the wrong value when doing widening multiplies.
13591 (vec_widen_smult_lo_v4si): Ditto.
13593 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13595 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13596 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13597 emit_library_call_value.
13598 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13599 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13600 * calls.c (initialize_argument_information, precompute_arguments,
13601 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13602 (precompute_arguments): Removed flags parameter.
13603 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13605 2008-05-14 Richard Guenther <rguenther@suse.de>
13607 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13608 Make sure to register the store if the use is a PHI_NODE.
13610 2008-05-14 Olivier Hainque <hainque@adacore.com>
13612 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13613 memory if the component is to be referenced in BLKmode according
13614 to get_inner_reference.
13616 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13618 * calls.c (emit_library_call_value_1): Restore code clearing
13619 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13621 2008-05-14 Olivier Hainque <hainque@adacore.com>
13622 Nicolas Roche <roche@adacore.com>
13624 * configure.ac: Add support for a "gcc_subdir" variable in
13625 config-lang.in, to denote a subdirectory where the language/GCC
13626 integration files are to be found.
13627 * configure: Regenerate.
13629 2008-05-14 Ira Rosen <irar@il.ibm.com>
13631 PR tree-optimization/36098
13632 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13633 value for the first load in the group in case of a gap.
13634 (vect_build_slp_tree): Check that there are no gaps in loads.
13636 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13638 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13639 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13640 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13641 emit_insn and remove unneeded code to construct extra args.
13642 (emit_no_conflict_block): Removed.
13643 * optabls.h: (emit_no_conflict_block): Removed.
13644 * cse.c (cse_extended_basic_block): Remove search for
13645 REG_NO_CONFLICT note.
13646 * global.c: Removed incorrect comment added in revision 117.
13647 * expr.c (convert_move): Change call to emit_no_conflict_block to
13649 * recog.c: Change comments so that they do not mention
13651 * local_alloc.c (combine_regs): Removed last parameter.
13652 (no_conflict_p): Removed.
13653 (block_alloc): Removed note, no_conflict_combined_regno and set
13654 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13655 (combine_regs): Removed already_dead and code to look for
13656 REG_NO_CONFLICT notes.
13657 * lower_subreg (remove_retval_note): Removed code to look for
13658 REG_NO_CONFLICT block.
13659 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13660 (resolve_clobber): Remove code to process libcalls that have
13661 REG_NO_CONFLICT notes.
13662 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13664 * combine.c (can_combine_p, distribute_notes): Removed
13665 REG_NO_CONFLICT case.
13666 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13668 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13669 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13671 * reg-notes.def (NO_CONFLICT): Removed.
13673 2008-05-14 David S. Miller <davem@davemloft.net>
13675 * config/sparc/sparc.c (sparc_profile_hook): If
13676 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13677 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13678 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13680 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13682 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13684 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13687 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13688 and op1 expansion before vector concat to have less live pseudos.
13690 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13692 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13693 ix86_expand_vector_set if supported.
13695 2008-05-13 Diego Novillo <dnovillo@google.com>
13696 Kenneth Zadeck <zadeck@naturalbridge.com>
13698 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13700 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13701 phinodes_print_statistics, init_ssanames, fini_ssanames,
13702 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13703 release_ssa_name, release_defs, replace_ssa_name_symbol,
13704 ssanames_print_statistics): Move ...
13705 * tree-flow.h: ... here.
13706 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13707 Use FN instead of cfun.
13708 (make_ssa_name_fn): Rename from make_ssa_name.
13709 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13710 * tree-flow-inline.h (make_ssa_name): Move from
13711 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13712 * omp-low.c (expand_omp_parallel):
13713 * tree-flow-inline.h (redirect_edge_var_map_result):
13714 * tree-ssa.c (init_tree_ssa): Add argument FN.
13715 Use it instead of cfun. Update all users.
13717 2008-05-13 Tom Tromey <tromey@redhat.com>
13719 PR preprocessor/22168:
13720 * doc/cpp.texi (Top): Update menu.
13721 (Alternatives to Wrapper #ifndef): New node.
13722 (Other Directives): Document deprecation.
13723 (Obsolete Features): Remove menu.
13724 (Assertions): Merge node into Obsolete Features.
13725 (Obsolete once-only headers): Move earlier; rename to Alternatives
13726 to Wrapper #ifndef.
13727 * doc/cppopts.texi: Update.
13728 * c.opt (Wdeprecated): Enable for C and ObjC.
13729 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13730 (C++ Dialect Options): Move -Wno-deprecated from here to...
13731 (Warning Options): ... here.
13733 2008-05-13 Richard Guenther <rguenther@suse.de>
13735 PR middle-end/36227
13736 * fold-const.c (fold_sign_changed_comparison): Do not allow
13737 changes in pointer-ness.
13739 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13742 * config/sh/sh.c (sh_expand_prologue): Don't clear
13743 RTX_FRAME_RELATED_P for push insns.
13745 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13747 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13749 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13751 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13752 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13753 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13755 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13757 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13758 (*vec_concatv4sf_sse): This.
13759 (*sse2_concatv2si): Renamed to ...
13760 (*vec_concatv2si_sse2): This.
13761 (*sse1_concatv2si): Renamed to ...
13762 (*vec_concatv2si_sse): This.
13763 (*vec_concatv2di_rex): Renamed to ...
13764 (*vec_concatv2di_rex64): This.
13765 (*vec_concatv2si_sse4_1): New.
13766 (*vec_concatv2di_rex64_sse4_1): Likewise.
13768 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13770 PR rtl-optimization/36111
13771 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13772 that was created for swappable operands.
13774 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13777 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13778 * configure.ac: Add call to ACX_PROG_GNAT.
13780 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13782 * optc-gen.awk: Fix comment typo.
13784 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13786 * pretty-print.c (pp_integer_with_precision): Use
13787 HOST_LONG_LONG_FORMAT.
13789 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13791 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13793 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13795 * config/i386/i386.c (bdesc_ptest): Removed.
13796 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13797 (bdesc_args): Add __builtin_ia32_ptestz128,
13798 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13799 (ix86_init_mmx_sse_builtins): Updated.
13800 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13801 (ix86_expand_builtin): Updated.
13803 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13805 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13806 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13808 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13810 * value-prof.c (interesting_stringop_to_profile): Do not
13811 return early for BUILT_IN_MEMPCPY.
13813 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13815 * calls.c (expand_call): Don't use callgraph to increase
13816 preferred_stack_boundary.
13818 * cgraph.h (cgraph_rtl_info): Use unsigned on
13819 preferred_incoming_stack_boundary.
13821 * final.c (rest_of_clean_state): Use unsigned on
13822 preferred_stack_boundary.
13824 2008-05-09 Tom Tromey <tromey@redhat.com>
13826 PR preprocessor/22231:
13827 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13830 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13832 PR tree-optimization/36129
13833 * tree-ssa-ccp.c: Include value-prof.h.
13834 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13835 built-in function was folded to a constant.
13836 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13838 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13839 Sebastian Pop <sebastian.pop@amd.com>
13841 * tree-scalar-evolution.c: Document instantiate_scev.
13842 (instantiate_parameters_1): Renamed instantiate_scev_1.
13843 Don't use the same loop for instantiation_loop and evolution_loop.
13844 (instantiate_scev): New.
13845 (instantiate_parameters): Moved...
13846 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13847 same loop twice. Maintains the semantics for this function.
13848 * tree-scalar-evolution.h (instantiate_scev): Declare.
13849 (instantiate_parameters): ...here. Now static inline.
13850 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13851 instead of resolve_mixers.
13853 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13855 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13857 2008-05-09 Tomas Bily <tbily@suse.cz>
13859 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13860 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13861 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13862 * c-common.c (c_common_truthvalue_conversion): Likewise.
13863 * tree-object-size.c (compute_object_offset): Likewise.
13864 * tree-inline.c (estimate_num_insns_1): Likewise.
13865 * varasm.c (const_hash_1, compare_constant, copy_constant)
13866 (compute_reloc_for_constant, output_addressed_constants)
13867 (initializer_constant_valid_p): Likewise.
13868 * c-omp.c (check_omp_for_incr_expr): Likewise.
13869 * gimplify.c (gimplify_expr): Likewise.
13870 * c-typeck.c (c_finish_return): Likewise.
13871 * tree-vectorizer.c (supportable_widening_operation)
13872 (supportable_narrowing_operation): Likewise.
13873 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13874 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13875 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13876 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13877 (descr_info_loc): Likewise.
13878 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13879 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13880 (fold_unary): Likewise.
13881 * builtins.c (get_pointer_alignment): Likewise.
13882 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13883 (instantiate_parameters_1): Likewise.
13884 * tree.c (expr_align, stabilize_reference): Likewise.
13885 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13886 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13887 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13888 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13889 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13890 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13892 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13893 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13894 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13895 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13896 (forward_propagate_comparison)
13897 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13898 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13899 * emit-rtl.c (component_ref_for_mem_expr)
13900 (set_mem_attributes_minus_bitpos): Likewise.
13901 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13902 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13904 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13905 (build_function_call, pointer_diff, build_compound_expr)
13906 (c_finish_return): Likewise.
13907 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13908 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13910 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13911 * expr.c (is_aligning_offset): Likewise.
13912 * tree-ssa-alias.c (is_escape_site): Likewise.
13913 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13914 (check_all_va_list_escapes): Likewise.
13915 * tree-ssa-loop-ivopts.c (determine_base_object)
13916 (determine_common_wider_type): Likewise.
13917 * dojump.c (do_jump): Likewise.
13918 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13919 * tree-gimple.c (is_gimple_cast): Likewise.
13920 * fold-const.c (decode_field_reference, )
13921 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13922 (fold_binary): Likewise.
13923 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13924 (already_warned_in_frontend_p): Likewise.
13925 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13926 * tree.c (really_constant_p, get_unwidened): Likewise.
13927 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13928 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13929 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13931 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13933 (CONVERT_EXPR_P): Define.
13934 (CASE_CONVERT): Define.
13936 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13938 PR middle-end/36117
13939 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13940 (delete_unmarked_insns): When deleting a call, call
13941 delete_unreachable_blocks.
13942 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13943 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13945 2008-05-08 Richard Guenther <rguenther@suse.de>
13947 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13948 (-ftree-salias): Likewise.
13949 (salias-max-implicit-fields): Remove param documentation.
13950 (salias-max-array-elements): Likewise.
13951 * tree-pass.h (pass_create_structure_vars): Remove.
13952 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13953 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13954 * tree-ssa-alias.c (create_structure_vars): Remove.
13955 (gate_structure_vars): Likewise.
13956 (pass_create_structure_vars): Likewise.
13957 (gate_build_alias): Likewise.
13958 (pass_build_alias): Adjust to run always and dump the function.
13959 * common.opt (ftree-salias): Hide.
13960 * passes.c (init_optimization_passes): Remove
13961 pass_create_structure_vars, adjust comment.
13962 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13963 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13964 * opts.c (decode_options): Do not set flag_tree_salias.
13965 (common_handle_option): Add OPT_ftree_salias to the backward
13966 compatibility section.
13968 2008-05-08 Richard Guenther <rguenther@suse.de>
13970 * tree-flow-inline.h (var_can_have_subvars): Move ...
13971 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13972 * tree-flow.h (var_can_have_subvars): Remove.
13973 (push_fields_onto_fieldstack): Remove.
13974 (sort_fieldstack): Likewise.
13975 (struct fieldoff): Move ...
13976 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13977 alias_set and base_for_components fields.
13978 (sort_fieldstack): Make static.
13979 (push_fields_onto_fieldstack): Likewise. Remove code that
13980 handles anything but RECORD_TYPEs. Remove alias_set and
13981 base_for_components handling.
13982 (create_variable_info_for): Adjust.
13984 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13986 * common.opt (Wframe-larger-than=): Shorten the help message
13988 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13990 2008-05-08 Rafael Espíndola <espindola@google.com>
13992 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13994 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13995 trap and that both operands are gimple values.
13996 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13997 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14000 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14002 * read-rtl.c (join_c_conditions): Return the first string if the
14003 two strings are equal.
14005 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14007 * gensupport.h (pred_data): Add a "num_codes" field.
14008 (add_predicate_code): Declare.
14009 * gensupport.c (add_predicate_code): New function.
14010 (std_pred_table): Add an "allows_const_p" field.
14011 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14012 Remove the (incomplete) list of such codes from the codes field.
14013 (init_predicate_table): Use add_predicate_code. Add all
14014 RTX_CONST_OBJs if allows_const_p is true.
14015 * genrecog.c (process_define_predicate): Use add_predicate_code.
14017 2008-05-08 David Daney <ddaney@avtrex.com>
14018 Richard Sandiford <rsandifo@nildram.co.uk>
14020 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
14021 special case of constant zero operands.
14022 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
14023 old and new values. Special case constant zero values.
14024 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
14026 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
14027 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
14029 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
14032 * simplify-rtx.c (simplify_plus_minus): Create CONST of
14033 similar RTX_CONST_OBJ before CONST_INT.
14035 2008-05-08 Steve Ellcey <sje@cup.hp.com>
14037 * stmt.c (expand_stack_restore): Change sa mode if needed.
14039 2008-05-08 Richard Guenther <rguenther@suse.de>
14041 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
14042 return type to bool.
14043 (ix86_sol10_return_in_memory): Likewise.
14044 (ix86_i386elf_return_in_memory): Likewise.
14045 (ix86_i386interix_return_in_memory): Likewise.
14046 * config/i386/i386.c (ix86_return_in_memory): Likewise.
14047 (ix86_sol10_return_in_memory): Likewise.
14048 (ix86_i386elf_return_in_memory): Likewise.
14049 (ix86_i386interix_return_in_memory): Likewise.
14051 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14054 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
14056 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
14057 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
14060 2008-05-08 Richard Guenther <rguenther@suse.de>
14062 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
14063 * tree-data-ref.h (struct dr_alias): Remove subvars field.
14064 (DR_SUBVARS): Remove.
14065 * tree-dfa.c (dump_subvars_for): Remove.
14066 (debug_subvars_for): Likewise.
14067 (dump_variable): Do not dump subvars.
14068 (remove_referenced_var): Do not remove subvars.
14069 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
14070 (lookup_subvars_for_var): Remove.
14071 (get_subvars_for_var): Likewise.
14072 (get_subvars_at): Likewise.
14073 (get_first_overlapping_subvar): Likewise.
14074 (overlap_subvar): Likewise.
14075 * tree-flow.h (subvar_t): Remove.
14076 (struct var_ann_d): Remove subvars field.
14077 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
14078 argument. Remove special handling of SFTs.
14079 (compute_tag_properties): Likewise.
14080 (set_initial_properties): Likewise.
14081 (compute_call_clobbered): Likewise.
14082 (count_mem_refs): Likewise.
14083 (compute_memory_partitions): Likewise.
14084 (compute_flow_insensitive_aliasing): Likewise.
14085 (setup_pointers_and_addressables): Likewise.
14086 (new_type_alias): Likewise.
14087 (struct used_part): Remove.
14088 (used_portions): Likewise.
14089 (struct used_part_map): Likewise.
14090 (used_part_map_eq): Likewise.
14091 (used_part_map_hash): Likewise.
14092 (free_used_part_map): Likewise.
14093 (up_lookup): Likewise.
14094 (up_insert): Likewise.
14095 (get_or_create_used_part_for): Likewise.
14096 (create_sft): Likewise.
14097 (create_overlap_variables_for): Likewise.
14098 (find_used_portions): Likewise.
14099 (create_structure_vars): Likewise.
14100 * tree.def (STRUCT_FIELD_TAG): Remove.
14101 * tree.h (MTAG_P): Adjust.
14102 (struct tree_memory_tag): Remove base_for_components and
14103 unpartitionable flags.
14104 (struct tree_struct_field_tag): Remove.
14105 (SFT_PARENT_VAR): Likewise.
14106 (SFT_OFFSET): Likewise.
14107 (SFT_SIZE): Likewise.
14108 (SFT_NONADDRESSABLE_P): Likewise.
14109 (SFT_ALIAS_SET): Likewise.
14110 (SFT_UNPARTITIONABLE_P): Likewise.
14111 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
14112 (union tree_node): Remove sft field.
14113 * alias.c (get_alias_set): Remove special handling of SFTs.
14114 * print-tree.c (print_node): Remove handling of SFTs.
14115 * tree-dump.c (dequeue_and_dump): Likewise.
14116 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
14117 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
14118 * tree-predcom.c (set_alias_info): Do not set subvars.
14119 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
14120 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
14121 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
14122 (add_vars_for_offset): Remove.
14123 (add_virtual_operand): Remove special handling of SFTs.
14124 (add_call_clobber_ops): Likewise.
14125 (add_call_read_ops): Likewise.
14126 (get_asm_expr_operands): Likewise.
14127 (get_modify_stmt_operands): Likewise.
14128 (get_expr_operands): Likewise.
14129 (add_to_addressable_set): Likewise.
14130 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
14131 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14132 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
14133 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
14134 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
14135 (tree_node_structure): Likewise.
14136 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
14138 (find_what_p_points_to): Likewise.
14140 2008-05-08 Sa Liu <saliu@de.ibm.com>
14142 * config/spu/spu.md: Fixed subti3 pattern.
14144 2008-05-08 Richard Guenther <rguenther@suse.de>
14146 PR middle-end/36154
14147 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14148 sure to create a representative for trailing arrays for PTA.
14150 2008-05-08 Richard Guenther <rguenther@suse.de>
14152 PR middle-end/36172
14153 * fold-const.c (operand_equal_p): Two objects which types
14154 differ in pointerness are not equal.
14156 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14158 * calls.c (compute_argument_block_size): Add argument tree fndecl.
14159 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
14160 (emit_library_call_value_1): Add new variable fndecl initialized by
14161 NULL_TREE. It should be the decl type of orgfun, but this information
14162 seems not to be available here, so it uses the default calling abi.
14163 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
14164 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
14165 by TARGET_RETURN_IN_MEMORY.
14166 * config/i386/i386-interix.h: Likewise.
14167 * config/i386/i386.h: Likewise.
14168 * config/i386/i386elf.h: Likewise.
14169 * config/i386/ptx4-i.h: Likewise.
14170 * config/i386/sol2-10.h: Likewise.
14171 * config/i386/sysv4.h: Likewise.
14172 * config/i386/vx-common.h: Likewise.
14173 * config/cris/cris.h: Removed #if 0 clause.
14174 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
14175 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
14177 (ix86_sol10_return_in_memory): Likewise.
14178 (ix86_i386elf_return_in_memory): New.
14179 (ix86_i386interix_return_in_memory): New.
14180 * config/mt/mt-protos.h (mt_return_in_memory): New.
14181 * config/mt/mt.c: Likewise.
14182 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14183 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
14184 * config/bfin/bfin.h: Likewise.
14185 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14187 * config/bfin/bfin.c: Likewise.
14188 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14189 * config/alpha/unicosmk.h: Likewise.
14190 * config/i386/cygming.h: Likewise.
14191 * config/iq2000/iq2000.h: Likewise.
14192 * config/mips/mips.h: Likewise.
14193 * config/mn10300/mn10300.h: Likewise.
14194 * config/rs6000/rs6000.h: Likewise.
14195 * config/score/score.h: Likewise.
14196 * config/spu/spu.h: Likewise.
14197 * config/v850/v850.h: Likewise.
14198 * defaults.h: Likewise.
14199 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14200 * expr.c (emit_block_move): Adjust use of
14201 OUTGOING_REG_PARM_STACK_SPACE.
14202 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14203 OUTGOING_REG_PARM_STACK_SPACE.
14204 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14206 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14208 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14209 on OMP_RETURN for OMP_FOR.
14212 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14213 (fortran_common): New function.
14214 (gen_variable_die): Call fortran_common instead of common_check,
14215 adjust for it returning tree instead of rtx. Formatting.
14217 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14221 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14222 * c-decl.c (merge_decls): Ditto.
14223 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14224 to RTL_CONST_OR_PURE_CALL_P.
14225 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14226 Initialized DECL_LOOPING_CONST_PURE.
14227 (process_call_operands): Set tree_side_effects properly.
14228 * tree.h (TREE_READONLY_DECL_P): Removed.
14229 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14230 (DECL_LOOPING_OR_CONST_P): New macro.
14231 (struct tree_function_decl): Added looping_const_or_pure_p.
14232 (ECF_*) Renumbered.
14233 (ECF_LOOPING_OR_CONST_P): New macro.
14234 * rtlanal.c (pure_const_p): Removed.
14235 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14236 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14237 to RTL_CONST_CALL_P.
14238 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14239 (check_decl, check_tree, check_call, scan_function): Initialize
14241 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14242 (static_execute): Set looping true for recursive functions.
14243 Undo setting state to IPA_NEITHER for recursive functions.
14244 * cse.c (cse_insn):
14245 * ifcvt.c (noce_can_store_speculate_p): Changed
14246 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14247 RTL_CONST_OR_PURE_CALL_P.
14248 * dse.c (scan_insn): Ditto.
14249 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14250 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14251 RTL_CONST_OR_PURE_CALL_P.
14252 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14253 pure_call_p to RTL_CONST_CALL_P.
14254 * gimplify.c (gimplify_call_expr): Clear side effects for
14255 non-looping pure and constant calls.
14256 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14257 (flags_from_decl_or_type): Set ecf flags from decl flags.
14258 (initialize_argument_information): Turn off
14259 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14260 Change const to pure if callee_copies is true rather than just
14262 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14263 way of marking pure calls.
14264 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14265 Remove hack that was supposed to fix pr7335 and remove old
14266 way of marking pure calls.
14267 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14268 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14269 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14270 RTL_CONST_OR_PURE_CALL_P.
14271 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14272 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14273 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14274 * sched-deps.c (schedule_analyze): Ditto.
14275 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14276 return_val field of calls to represent pure and const function info.
14277 (CONST_OR_PURE_CALL_P): Deleted macro.
14278 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14279 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14280 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14282 * tree-optimize.c (execute_fixup_cfg): Added test for
14283 ECF_LOOPING_CONST_OR_PURE.
14284 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14286 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14287 effects for looping pure or const calls.
14288 (verify_gimple_expr): Added verification code.
14289 * config/alpha/alpha.c (alpha_legitimize_address,
14290 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14292 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14293 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14294 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14295 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14296 RTL_CONST_OR_PURE_CALL_P.
14297 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14298 and const calls to be deleted.
14300 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14303 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14304 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14305 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14306 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14307 to handle nonimmediate operands.
14308 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14309 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14310 to handle nonimmediate operands.
14311 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14312 (mmx_pmulhrwv4hi3): New expander. Use
14313 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14314 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14315 (sse2_umulv1siv1di3): New expander. Use
14316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14317 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14318 (mmx_eq<mode>3): New expander. Use
14319 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14320 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14321 (mmx_uavgv8qi3): New expander. Use
14322 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14323 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14324 (mmx_uavgv4hi3): New expander. Use
14325 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14327 * config/i386/sse.md
14328 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14329 to handle nonimmediate operands.
14330 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14331 to handle nonimmediate operands.
14332 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14333 to handle nonimmediate operands.
14334 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14335 to handle nonimmediate operands.
14336 (sse2_unpckhpd_exp): New expander. Use
14337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14338 (sse2_unpcklpd_exp): New expander. Use
14339 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14340 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14341 to handle nonimmediate operands.
14342 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14343 to handle nonimmediate operands.
14344 (*sse2_<plusminus_insn><mode>3): Rename from
14345 sse2_<plusminus_insn><mode>3 insn pattern.
14346 (sse2_<plusminus_insn><mode>3): New expander. Use
14347 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14348 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14349 (sse2_umulv2siv2di3): New expander. Use
14350 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14351 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14352 (sse4_1_mulv2siv2di3): New expander. Use
14353 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14354 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14355 (sse2_pmaddwd): New expander. Use
14356 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14357 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14358 (sse2_eq<mode>3): New expander. Use
14359 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14360 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14361 (sse4_1_eqv2di3): New expander. Use
14362 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14363 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14364 (sse2_uavgv16qi3): New expander. Use
14365 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14366 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14367 (sse2_uavgv16qi3): New expander. Use
14368 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14369 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14370 (sse2_uavgv8hi3): New expander. Use
14371 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14372 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14373 (ssse3_pmulhrswv8hi3): New expander. Use
14374 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14375 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14376 (ssse3_pmulhrswv4hi3): New expander. Use
14377 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14379 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14380 (<sse>_vmmul<mode>3): Ditto.
14381 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14383 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14384 (ssse3_pmaddubsw): Ditto.
14386 * config/i386/i386.c (struct_builtin_description)
14387 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14388 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14389 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14390 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14391 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14392 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14393 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14394 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14395 (ix86_fixup_binary_operands): Assert that src1
14396 and src2 must have the same mode when swapped.
14397 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14398 and ix86_binary_operator_ok. Do not force operands in registers
14401 2008-05-07 Jan Hubicka <jh@suse.cz>
14403 * cgraph.c (dump_cgraph_node): Update.
14404 * cgraph.h (cgraph_local_info): Break out inline summary.
14405 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14407 * ipa-inline (inline_summary): New accestor function.
14408 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14409 cgraph_decide_inlining, compute_inline_parameters): Update.
14410 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14412 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14414 Cleanup ColdFire scheduling support and add V4 pipeline model.
14416 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14417 (define_attr cpu): Add cfv4 value.
14418 (define_attr type, define_attr type1): Merge into a single 'type'
14419 attribute. Update all uses.
14420 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14421 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14423 (define_attr opx_mem, define_attr opy_mem): Remove.
14424 (define_attr op_mem): Clean up, update comment.
14425 (define_attr size): Use specific values instead of general int.
14426 (define_attr guess, define_attr split): Remove. Update all uses.
14427 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14428 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14429 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14430 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14431 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14432 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14433 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14434 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14435 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14436 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14437 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14438 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14439 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14440 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14441 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14442 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14443 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14444 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14445 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14446 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14447 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14448 Update or set attributes.
14449 (stack_tie): New fake instruction.
14451 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14452 (m68k_sched_attr_size): Update declaration.
14453 (m68k_sched_attr_type2): Remove.
14454 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14455 Declare new bypass predicates.
14457 * config/m68k/m68k.c (m68k_sched_issue_rate,
14458 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14460 (TARGET_SCHED_ISSUE_RATE,
14461 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14462 (override_options): Handle scheduling for ColdFire V4 core.
14463 (m68k_expand_prologue): Emit stack_tie.
14464 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14465 'OP_TYPE_FPN'. Update all uses.
14466 (sched_guess_p): Remove.
14467 (sched_address_type): Handle symbolic addresses.
14468 (sched_get_operand): New static function.
14469 (sched_operand_type): Merge into sched_attr_op_type.
14470 (sched_attr_op_type): Handle FP registers, handle quick constants,
14472 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14473 (m68k_sched_attr_size): Update. Move logic to ...
14474 (sched_get_attr_size_int): New static function.
14475 (sched_get_opxy_mem_type): New static function.
14476 (m68k_sched_attr_op_mem): Update.
14477 (m68k_sched_attr_type2): Remove.
14478 (sched_cfv4_bypass_data): New static variable.
14479 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14480 (m68k_sched_issue_rate): Implement scheduler hook.
14481 (struct _sched_ib: enabled_p): New field.
14482 (m68k_sched_variable_issue): Update. Handle V4.
14483 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14484 sched_dump_class_func_t, sched_dump_split_class,
14485 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14486 sched_dump_dfa_class, m68k_sched_dump): Remove.
14487 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14489 (m68k_sched_init_global): Remove statisctics dumping, introduce
14490 sanity check that all instructions have pipeline reservations. Handle
14492 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14493 Handle ColdFire V4 core.
14494 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14495 New static functions.
14496 (m68k_sched_address_bypass_p): New bypass predicate.
14497 (sched_get_indexed_address_scale): New static function.
14498 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14500 * cf.md: Update comments.
14501 (define_attr type2): Remove. Use 'type' attribute instead.
14503 (cf_ib): Rename to cfv123_ib. Update all uses.
14504 (cf_oep): Rename to cfv123_oep. Update all uses.
14505 (cf_chr): Rename to cfv123_chr. Update all uses.
14506 (cf_mem): Rename to cfv123_mem. Update all uses.
14507 (cf_mac): Move to more appropriate place.
14508 (cfv123_guess): New automaton and cpu_unit.
14509 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14510 Update uses of 'size' attribute. Handle before reload scheduling.
14511 (cfv123_guess): New dummy reservation for unhandled instructions.
14512 (cfv4_*): Pipeline description of ColdFire V4 core.
14513 (ignore): New reservation to handle 'ignore' type.
14515 2008-05-07 Ian Lance Taylor <iant@google.com>
14517 PR middle-end/36013
14518 * gimplify.c (find_single_pointer_decl_1): Don't look through
14520 (find_single_pointer_decl): Adjust comments.
14522 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14524 PR middle-end/36137
14525 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14526 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14528 PR middle-end/36106
14529 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14530 integral type rather than floating point, then VIEW_CONVERT_EXPR
14531 to the floating point type.
14533 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14535 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14536 TFmode op0 to register.
14538 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14540 * c-decl.c (grokdeclarator): Comment typo.
14542 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14544 * tree-flow.h: Remove prototype for computed_goto_p.
14545 * tree-cfg.c (computed_goto_p): Make static.
14547 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14550 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14551 (contains_aligned_value_p): This. Handle _Decimal128.
14552 (ix86_function_arg_boundary): Only align _Decimal128 to its
14553 natural boundary and handle it properly.
14555 2008-05-06 Martin Jambor <mjambor@suse.cz>
14557 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14558 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14559 (ipcp_method_set_orig_node): Removed.
14560 (ipcp_cval_get_cvalue_type): Removed.
14561 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14562 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14563 (ipcp_cval_set_cvalue_type): Removed.
14564 (ipcp_cval_get_cvalue): Removed.
14565 (ipcp_cval_set_cvalue): Removed.
14566 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14567 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14568 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14569 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14570 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14571 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14572 (ipcp_get_ith_lattice): Changed parameters.
14573 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14574 (ipcp_lattice_from_jfunc): Changed parameters.
14575 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14576 (ipcp_method_cval_print): Added temporary variable info.
14577 (ipcp_redirect): Removed already unused local variable caller.
14578 (ipcp_redirect): New temporary variable orig_callee_info
14579 (ipcp_redirect): Removed newly unused local variable callee.
14580 (ipcp_redirect): Removed (a bit confusing) local variable type.
14581 (ipcp_insert_stage): Added local variable info.
14582 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14584 (ipcp_formal_create): Removed.
14585 (ipcp_method_cval_set): Removed.
14586 (ipcp_propagate_stage): Renamed lattice variables.
14587 (ipcp_method_cval_set_cvalue_type): Removed.
14588 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14589 (ipcp_print_all_lattices): Changed printed strings to refer to
14590 lattices rather than cvals.
14591 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14592 (ipcp_propagate_const): Changed formal parameters.
14593 (build_const_val): Changed formal parameters.
14594 (ipcp_insert_stage): Removed useless variable cvalue
14595 (build_const_val): Changed formal parameters.
14596 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14597 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14598 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14599 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14600 (ipcp_print_func_profile_counts): Changed string from "method" to
14602 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14603 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14604 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14605 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14606 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14607 (ipcp_lat_is_const): Changed parameters and made inline.
14608 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14609 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14610 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14611 the predicate condition directly
14612 (ipcp_propagate_stage): Added local variable args. Removed local
14613 variable callee. (Both are mere code simplifications.)
14614 (ipcp_method_dont_insert_const): Renamed to
14615 ipcp_node_not_modifiable_p.
14616 (ipcp_node_not_modifiable_p): Made inline.
14617 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14618 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14619 (ipcp_print_all_lattices): Removed variable cvalue
14620 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14623 2008-05-06 Olivier Hainque <hainque@adacore.com>
14625 * tree-sra.c (try_instantiate_multiple_fields): Early return
14626 if field has POINTER_TYPE.
14628 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14630 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14631 by using 'q' specifier for instruction.
14632 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14634 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14636 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14637 Change mode of zero_extract from QImode to HImode.
14638 (sign bit tests peepholes): (Ditto.).
14640 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14642 * config/i386/mmx.md: Remove double backslashes from asm templates.
14643 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14644 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14645 to handle nonimmediate operands.
14646 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14647 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14648 to handle nonimmediate operands.
14649 (*mmx_<code>v2sf3_finite): New insn pattern.
14650 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14651 (mmx_<code>v2sf3): New expander. Use
14652 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14653 (mmx_<plusminus_insn><mode>3): New expander. Use
14654 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14655 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14656 (mmx_add<mode>3): Removed.
14657 (mmx_ssadd<mode>3): Ditto.
14658 (mmx_usadd<mode>3): Ditto.
14659 (mmx_sub<mode>3): Ditto.
14660 (mmx_sssub<mode>3): Ditto.
14661 (mmx_ussub<mode>3): Ditto.
14662 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14663 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14664 to handle nonimmediate operands.
14665 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14667 (mmx_smulv4hi3_highpart): New expander. Use
14668 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14669 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14671 (mmx_umulv4hi3_highpart): New expander. Use
14672 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14673 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14674 (mmx_<code>v4hi3): New expander. Use
14675 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14676 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14677 (mmx_<code>v8qi3): New expander. Use
14678 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14679 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14680 (mmx_<code><mode>3): New expander. Use
14681 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14683 2008-05-05 Jan Hubicka <jh@suse.cz>
14685 PR tree-optimization/36118
14686 * passes.c (pass_init_dump_file): Fix dump header.
14688 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14690 PR middle-end/36141
14691 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14692 VCE for function decls.
14694 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14696 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14698 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14700 * config/i386/i386.md (sat_plusminus): New.
14701 (plusminus_insn): Likewise.
14702 (plusminus_mnemonic): Likewise.
14704 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14705 (*<addsub><mode>3_cc_overflow): Renamed to ...
14706 (*<plusminus_insn><mode>3_cc_overflow): This.
14707 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14708 (*<plusminus_insn>si3_zext_cc_overflow): This.
14710 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14711 (<plusminus_insn><mode>3): This.
14712 (*<addsub><mode>3): Renamed to ...
14713 (*<plusminus_insn><mode>3): This.
14714 (<sse>_vm<addsub><mode>3): Renamed to ...
14715 (<sse>_vm<plusminus_insn><mode>3): This.
14716 (sse3_h<addsub>v4sf3): Renamed to ...
14717 (sse3_h<plusminus_insn>v4sf3): This.
14718 (sse3_h<addsub>v2df3): Renamed to ...
14719 (sse3_h<plusminus_insn>v2df3): This.
14720 (<plusminus_insn><mode>3): New.
14721 (*<plusminus_insn><mode>3): Likewise.
14722 (sse2_<plusminus_insn><mode>3): Likewise.
14723 (add<mode>): Removed.
14724 (*add<mode>3): Likewise.
14725 (sse2_ssadd<mode>3): Likewise.
14726 (sse2_usadd<mode>3): Likewise.
14727 (sub<mode>3): Likewise.
14728 (*sub<mode>3): Likewise.
14729 (sse2_sssub<mode>3): Likewise.
14730 (sse2_ussub<mode>3): Likewise.
14732 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14734 * gthr-single.h: Add in required interface elements as per gthr.h.
14735 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14736 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14737 Generalize UNUSED macro.
14738 (__gthread_once): Add.
14739 (__gthread_key_create): Add.
14740 (__gthread_key_delete): Add.
14741 (__gthread_getspecific): Add.
14742 (__gthread_setspecific): Add.
14744 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14746 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14747 the same size types for the indirect reference on the rhs, then
14750 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14752 * config/i386/i386.md
14753 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14754 one insn template instead of template series.
14755 (*xordi_1_rex64): Ditto.
14756 (*xordi_2_rex64): Ditto.
14758 2008-05-05 Ira Rosen <irar@il.ibm.com>
14760 PR tree-optimization/36119
14761 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14764 2008-06-04 Jan Hubicka <jh@suse.cz>
14766 tree-optimization/36100
14767 * tree-pass.h (pass_O0_always_inline): Declare.
14768 * ipa-inline.c (inline_transform): Remove dead code.
14769 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14770 pass_O0_always_inline): New.
14771 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14773 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14775 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14776 mnemonic in this_param move for TARGET_64BIT.
14778 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14780 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14781 (*strmovsi_rex_1): Ditto.
14782 (*strsetsi_1): Ditto.
14783 (*strsetsi_rex_1): Ditto.
14785 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14786 adddicc expanders using SWI mode iterator.
14788 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14791 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14794 2008-05-04 David S. Miller <davem@davemloft.net>
14796 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14797 (sparc*-*-linux*): Use linux.h in tm_file.
14798 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14799 compiler defaulting to 32-bit.
14800 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14802 * config/sparc/linux.h: Remove definitions now obtained
14803 properly from linux.h
14804 * config/sparc/linux64.h: Likewise.
14805 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14806 don't want this setting for 32-bit builds in a biarch compiler.
14807 * doc/install.texi: Add sparc-linux to list of targets
14808 supporting --enable-targets=all.
14810 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14812 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14814 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14816 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14817 after V4SI_FTYPE_V8HI.
14818 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14819 case V4SI_FTYPE_V2DF.
14821 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14823 * doc/invoke.texi (max-flow-memory-locations): Removed.
14824 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14826 2008-05-03 Richard Guenther <rguenther@suse.de>
14828 PR middle-end/34973
14829 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14831 2008-05-02 David S. Miller <davem@davemloft.net>
14833 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14835 2008-05-02 Simon Baldwin <simonb@google.com>
14838 * c-common.h (warn_array_subscript_range): Removed.
14839 * c-common.c (warn_array_subscript_range): Ditto.
14840 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14841 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14843 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14845 * config/i386/i386.c (ix86_special_builtin_type): New.
14846 (bdesc_special_args): Likewise.
14847 (ix86_expand_special_args_builtin): Likewise.
14848 (ix86_init_mmx_sse_builtins): Updated.
14849 (ix86_expand_builtin): Updated.
14850 (ix86_expand_store_builtin): Removed.
14851 (ix86_expand_unop_builtin): Likewise.
14853 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14854 * config/i386/mmintrin.h (__v2sf): Here.
14856 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14858 (_mm_loadl_pi): Likewise.
14859 (_mm_storeh_pi): Replace __v2si with __v2sf.
14860 (_mm_storel_pi): Likewise.
14862 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14863 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14864 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14865 __builtin_ia32_loadlpd.
14867 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14869 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14870 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14871 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14872 (ix86_init_mmx_sse_builtins): Updated.
14873 (ix86_expand_args_builtin): Likewise.
14874 (ix86_expand_builtin): Likewise.
14875 (ix86_expand_unop1_builtin): Renamed to ...
14876 (ix86_expand_unop_vec_merge_builtin): This.
14878 2008-05-01 Jan Hubicka <jh@suse.cz>
14881 * ipa-inline.c (inline_generate_summary): Make static.
14882 (inline_transform): Do not call inlining at -O0; make static.
14883 * passes.c (execute_todo): Add sanity check.
14884 (execute_one_ipa_transform_pass): Execute proper flags.
14886 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14888 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14889 (DECL_NONADDRESSABLE_P): Likewise.
14890 * alias.c (record_component_aliases): Fix comment.
14892 2008-05-01 Simon Baldwin <simonb@google.com>
14894 * c-common.h (warn_array_subscript_range): New function.
14895 * c-common.c (warn_array_subscript_range): Ditto.
14896 * tree-vrp.c (check_array_ref): Corrected code to agree with
14897 comment, ignoring only arrays of size 0 or size 1.
14898 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14900 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14902 * config/i386/i386.c (ix86_builtin_type): Replace
14903 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14904 (bdesc_args): Updated.
14905 (ix86_init_mmx_sse_builtins): Likewise.
14906 (ix86_expand_args_builtin): Likewise.
14908 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14911 * doc/extend.texi: Correct __builtin_ia32_palignr.
14913 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14916 * config/i386/i386.c (bdesc_crc32): Removed.
14917 (ix86_expand_crc32): Likewise.
14918 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14919 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14920 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14921 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14922 UINT_FTYPE_UINT_UCHAR.
14923 (bdesc_args): Updated. Add crc32 builtins.
14924 (ix86_init_mmx_sse_builtins): Updated.
14925 (ix86_expand_args_builtin): Updated to support subreg.
14927 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14929 2008-05-01 Jan Hubicka <jh@suse.cz>
14931 * tree-pass.h (opt_pass): Add IPA_PASS.
14932 (varpool_node, cgraph_node): Forward declare.
14933 (ipa_opt_pass): Define.
14934 (pass_ipa_inline): Turn into ipa_opt_pass.
14935 (pass_apply_inline): Remove.
14936 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14937 (apply_inline): Turn into ....
14938 (inline_transform): ... this one.
14939 (inline_generate_summary): New function.
14940 (pass_apply_inline): Remove.
14941 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14943 (struct function): Add ipa_transforms_to_apply.
14944 * passes.c (register_one_dump_file): Work on IPA_PASS.
14945 (init_optimization_passes): Remove pass_inline_parameters and
14947 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14948 (execute_one_pass) ... here; apply transforms when possible.
14949 (add_ipa_transform_pass, execute_ipa_summary_asses,
14950 execute_one_ipa_transform_pass): New.
14951 (execute_ipa_pass_list): Update for IPA_PASS type.
14953 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14955 * config/i386/i386.c (ix86_builtin_type): Add
14956 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14957 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14958 (bdesc_args): Add SSE4a builtins.
14959 (ix86_init_mmx_sse_builtins): Updated.
14960 (ix86_expand_args_builtin): Likewise.
14961 (ix86_expand_builtin): Likewise.
14963 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14965 * config/i386/i386.c (ix86_builtin_type): Add
14966 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14967 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14968 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14969 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14970 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14971 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14972 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14973 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14974 and DI_FTYPE_DI_DI_INT.
14975 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14976 (ix86_init_mmx_sse_builtins): Updated.
14977 (ix86_expand_args_builtin): Likewise.
14978 (ix86_expand_builtin): Likewise.
14979 (ix86_expand_binop_imm_builtin): Removed.
14981 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14983 2008-04-30 Richard Guenther <rguenther@suse.de>
14985 PR tree-optimization/32921
14986 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14988 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14990 * config/arm/arm.c (arm_unwind_emit): Use
14991 crtl->all_throwers_are_sibcalls instead of
14992 cfun->all_throwers_are_sibcalls.
14993 (arm_output_fn_unwind): Likewise.
14994 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14995 instead of cfun->uses_pic_offset_table.
14996 (frv_expand_prologue): Likewise.
14997 (frv_frame_pointer_required): Likewise.
14998 (frv_expand_fdpic_call): Likewise.
14999 (frv_emit_movsi): Likewise.
15000 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15001 cfun->returns_pcc_struct instead of
15002 current_function_returns_pcc_struct.
15003 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15004 instead of cfun->calls_eh_return.
15005 (m32c_pushm_popm): Likewise.
15006 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15007 "extern" declaration.
15009 2008-04-30 Richard Guenther <rguenther@suse.de>
15011 PR tree-optimization/21636
15012 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15014 (evaluate_stmt): Print the likely value.
15015 (ccp_visit_stmt): Avoid excessive vertical spacing.
15017 2008-04-30 Rafael Espíndola <espindola@google.com>
15019 * builtins.c (fold_call_expr): Return realret.
15020 * tree-ssa-threadedge.c
15021 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15022 __builtin_object_size.
15024 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
15026 * gcc.c (wrapper_string): New variable.
15027 (insert_wrapper): New function.
15028 (execute): New option -wrapper.
15029 * doc/invoke.texi (Overall Options): New driver option -wrapper.
15031 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
15033 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
15034 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
15035 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
15037 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
15038 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
15039 config/rs6000/e500crtres64gprctr.asm,
15040 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
15041 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
15042 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
15043 config/rs6000/e500crtsav64gprctr.asm,
15044 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
15045 config/rs6000/e500crtsavg64gprctr.asm: New files.
15046 * config/rs6000/t-ppccomm: Add build rules for new files.
15047 (LIB2FUNCS_STATIC_EXTRA): Add new files.
15048 * config/rs6000/t-netbsd: Add build rules for new files.
15049 (LIB2FUNCS_STATIC_EXTRA): New variable.
15050 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
15051 (CRTSAVRES_DEFAULT_SPEC): Likewise.
15052 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
15054 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
15056 * config/i386/i386.c (ix86_builtin_type): Add
15057 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
15058 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
15059 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
15060 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
15061 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
15062 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
15063 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
15064 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
15065 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
15066 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
15067 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
15068 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
15069 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
15070 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
15071 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
15072 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
15073 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
15074 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
15075 V1DI_FTYPE_V2SI_V2SI.
15076 (bdesc_2arg): Moved to ...
15077 (bdesc_args): Here.
15078 (ix86_init_mmx_sse_builtins): Updated.
15079 (ix86_expand_args_builtin): Updated. Take a pointer
15080 to const struct builtin_description. Handle comparison
15082 (ix86_expand_sse_compare): Take a new argument for swapping operands.
15083 (ix86_expand_builtin): Updated.
15085 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
15086 (ssse3_pmaddubsw128): This.
15087 (ssse3_pmaddubswv4hi3): Renamed to ...
15088 (ssse3_pmaddubsw): This.
15090 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
15091 (__builtin_ia32_packssdw128): Likewise.
15092 (__builtin_ia32_packuswb128): Likewise.
15093 (__builtin_ia32_pmaddubsw): Likewise.
15094 (__builtin_ia32_pmaddubsw128): Likewise.
15096 2008-04-30 Richard Guenther <rguenther@suse.de>
15098 PR tree-optimization/14847
15099 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
15100 (recognize_bits_test): Use it.
15101 (recognize_single_bit_test): Likewise.
15103 2008-04-30 Martin Jambor <mjambor@suse.cz>
15105 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
15106 instead of setting number of formal parameters to zero.
15107 (ipcp_init_stage): Do not set the number of actual parameters to zero
15109 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
15110 which are called with variable number of arguments.
15111 (ipcp_insert_stage): Explicitely skipping all nodes which are
15112 called with variable number of arguments.
15113 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
15114 number of parameters.
15116 * ipa-prop.h (struct ipa_node_params): Added flag
15117 called_with_var_arguments
15118 (ipa_set_param_count): Added. Changed sole setter to use it.
15119 (ipa_get_param_count): Added. All readers of param_count
15120 converted to use it instead.
15121 (ipa_set_called_with_variable_arg): Added.
15122 (ipa_is_called_with_var_arguments): Added.
15123 (ipa_get_ith_param): Added. All readers of param_decls converted
15125 (ipa_set_cs_argument_count): Added, sole writer to argument_count
15127 (ipa_get_cs_argument_count): Added, all readers of argument_count
15129 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
15132 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
15133 (struct ipcp_lattice): Renamed cval_type to type
15134 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
15136 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
15137 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
15138 (ipcp_insert_stage): Changed the type of variable cvalue to tree
15139 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
15140 (build_const_val): Changed the type of parameter cvalue to tree
15141 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
15142 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
15144 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
15147 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
15148 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
15149 (ipa_add_method): Renamed to ipa_push_func_to_list
15150 (ipa_remove_method): Renamed to ipa_pop_func_from_list
15151 (ipa_callsite_param_count): Removed.
15152 (ipa_callsite_param_count_set): Removed.
15153 (ipa_callsite_param): Removed.
15154 (ipa_callsite_callee): Removed.
15155 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
15156 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
15157 (ipa_method_formal_count): Removed.
15158 (ipa_method_formal_count_set): Removed.
15159 (ipa_method_get_tree): Removed.
15160 (ipa_method_tree_map_create): Removed.
15161 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
15162 (ipa_create_param_decls_array): Creates the array itself
15163 (ipa_create_param_decls_array): Temporary variable info instead of
15164 a few dereferences.
15165 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
15166 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
15167 (get_type): Removed.
15168 (ipa_jf_get_info_type): Removed.
15169 (ipa_node_create): Renamed to ipa_create_node_params
15170 (ipa_free): Renamed to ipa_free_all_node_params
15171 (ipa_nodes_create): Renamed to ipa_create_all_node_params
15172 (ipa_edges_create): Renamed to ipa_create_all_edge_args
15173 (ipa_edges_free): Renamed to ipa_free_all_edge_args
15174 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
15175 (ipa_free_all_node_params): Deallocation to jump_functions moved to
15176 ipa_free_all_edge_args
15177 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
15178 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
15179 (ipa_create_methodlist_node): Removed.
15180 (ipa_methodlist_method): Removed.
15181 (ipa_methodlist_method_set): Removed.
15182 (ipa_methodlist_next_method): Removed.
15183 (ipa_methodlist_next_method_set): Removed.
15184 (ipa_method_is_modified): Removed.
15185 (ipa_method_modify_create): Removed.
15186 (ipa_method_modify_init): Temporary variable info instead of a few
15188 (ipa_detect_param_modifications): Temporary variable info instead of
15189 a few dereferences.
15190 (ipa_compute_jump_functions): Temporary variable info instead of
15191 a few dereferences.
15192 (ipa_method_modify_set): Removed.
15193 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15194 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15195 than craph_node as the first parameter.
15196 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15197 (ipa_method_modify_init): Removed.
15198 (ipa_compute_jump_functions): Added a temp variable instead of
15199 repeatadly dereferencing the cgraph_edge.aux pointer
15200 (ipa_callsite_param_set_type): Removed.
15201 (ipa_compute_jump_functions): i renamed to index and moved to
15203 (ipa_callsite_param_set_info_type_formal): Removed.
15204 (ipa_callsite_param_set_info_type): Removed.
15205 (ipa_callsite_param_map_create): Removed.
15206 (ipa_callsite_tree): Removed.
15207 (ipa_callsite_caller): Removed.
15208 (ipa_pop_func_from_list): return_method removed to return_func
15210 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15211 prefixed all values with IPA_. Changed all users.
15212 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15213 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15214 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15215 (union parameter_info): Renamed to jump_func_value.
15216 (union jump_func_value): Renamed value to constant
15217 (struct ipa_jump_func): Renamed info_type to value
15218 (struct ipa_node): Renamed to ipa_node_params
15219 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15220 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15221 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15222 (struct ipa_edge): Renamed to ipa_edge_args
15223 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15224 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15225 (struct ipa_methodlist): Renamed to ipa_func_list
15226 (struct ipa_func_list): method_p renamed to node, next_method
15228 (ipa_methodlist_p): Removed, switched all users to struct pointer
15229 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15231 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15233 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15234 (rs6000_emit_epilogue): Use backchain to restore only when we
15235 have a large frame. Make use of frame pointer to restore if we
15236 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15238 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15240 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15241 Add mode to zero_extract.
15242 (sign bit tests peepholes): (Ditto.).
15244 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15246 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15247 Instructions in comments with SSE3.
15248 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15249 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15250 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15251 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15252 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15253 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15254 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15255 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15256 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15257 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15258 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15259 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15260 (bdesc_sse_args): Renamed to ...
15261 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15262 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15263 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15264 IX86_BUILTIN_FABSQ.
15265 (bdesc_1arg): Moved to ...
15266 (bdesc_args): Here.
15267 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15268 Instructions in comments with SSE3.
15269 (ix86_expand_sse_operands_builtin): Renamed to ...
15270 (ix86_expand_args_builtin): This. Updated.
15271 (ix86_expand_unop1_builtin): Update comments.
15272 (ix86_expand_builtin): Updated.
15274 2008-04-29 Richard Guenther <rguenther@suse.de>
15276 PR tree-optimization/36078
15277 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15278 Update virtual SSA form after cleaning up the CFG.
15280 2008-04-29 Richard Guenther <rguenther@suse.de>
15282 PR middle-end/15255
15283 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15285 2008-04-29 Richard Guenther <rguenther@suse.de>
15287 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15288 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15289 (compute_flow_insensitive_aliasing): Do not treat
15290 PTR_IS_REF_ALL pointers special.
15291 (get_smt_for): Likewise.
15292 (may_alias_p): Re-structure.
15293 (is_escape_site): A ref-all pointer conversion is not an escape site.
15294 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15295 PTR_IS_REF_ALL pointers special.
15296 * tree-ssa-structalias.h (struct alias_info): Remove
15297 ref_all_symbol_mem_tag field.
15298 (PTR_IS_REF_ALL): Remove.
15300 2008-04-29 Richard Guenther <rguenther@suse.de>
15302 PR middle-end/36077
15303 * fold-const.c (extract_muldiv_1): In combining division constants
15304 make sure to never overflow.
15306 2008-04-29 Nick Clifton <nickc@redhat.com>
15308 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15310 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15313 * optc-gen.awk: Work around HP-UX/IA awk bug.
15315 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15317 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15320 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15323 * config/i386/i386.md
15324 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15325 Change operand 1 predicate to nonimmediate_operand.
15327 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15330 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15332 * gengtype.c (walk_type, write_func_for_structure): Handle
15334 * doc/gty.texi: Document chain_circular.
15336 2008-04-28 Richard Guenther <rguenther@suse.de>
15338 PR tree-optimization/36066
15339 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15342 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15345 * config/i386/i386.md
15346 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15347 Use match_scratch instead of match_operand for operands 3 and 4.
15349 2008-04-27 Richard Guenther <rguenther@suse.de>
15351 PR tree-optimization/18754
15352 PR tree-optimization/34223
15353 * tree-pass.h (pass_complete_unrolli): Declare.
15354 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15355 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15356 Rewrite loop into loop closed SSA form if it is not already.
15357 (tree_unroll_loops_completely): Re-structure to iterate over
15358 innermost loops with intermediate CFG cleanups.
15359 Unroll outermost loops only if requested or the code does not grow
15361 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15362 loops are available.
15363 (tree_vectorize): Instead do so here.
15364 (tree_complete_unroll): Also unroll outermost loops.
15365 (tree_complete_unroll_inner): New function.
15366 (gate_tree_complete_unroll_inner): Likewise.
15367 (pass_complete_unrolli): New pass.
15368 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15369 uses outside of the loop.
15370 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15371 form if it is available.
15372 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15373 * passes.c (init_optimization_passes): Schedule complete inner
15374 loop unrolling pass before the first CCP pass after final inlining.
15376 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15378 * targhooks.h (default_emutls_var_fields,
15379 default_emutls_var_init): Declare.
15380 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15381 * target.h (struct gcc_target): Add struct emutls member.
15382 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15383 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15384 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15385 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15386 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15387 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15388 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15389 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15390 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15391 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15392 emit debug information.
15393 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15394 * varasm.c: Include targhooks.h.
15395 (emutls_object_section, emutls_tmpl_section): New.
15396 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15397 (EMUTLS_SEPARATOR): New.
15398 (prefix_name): New.
15399 (get_emutls_object_name): New.
15400 (default_emutls_var_fields): New, broken out of ...
15401 (get_emutls_object_type): ... here. Adjust to use target hooks.
15402 (get_emutls_init_templ_addr): Adjust to use target hooks.
15403 (emutls_decl): Adjust to use target hooks.
15404 (emutls_finish): Likewise.
15405 (default_emutls_var_init): New, broken out of ...
15406 (assemble_variable): ... here. Adjust to use target hooks.
15407 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15408 SECCAT_EMUTLS_TMPL.
15409 * c-common.c (handle_section_attribute): Prevent overriding
15410 sections for emulated tls with special sections.
15411 * config/i386/i386.c (x86_64_elf_select_section): Add
15412 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15413 (x86_64_elf_unique_section): Likewise.
15414 * config/vxworks.c: Include tree.h.
15415 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15416 (vxworks_override_options): Set TLS scheme.
15417 * doc/tm.texi (Emulated TLS): New node.
15419 2008-04-26 Simon Baldwin <simonb@google.com>
15422 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15423 with propagated string constants.
15425 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15427 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15428 constraint for operand 2 when operand 0 is memory operand.
15429 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15430 operand 0 is memory operand.
15431 (fix_trunc<mode>_i387_with_temp): Ditto.
15432 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15433 operand 2 when operand 1 is memory operand.
15434 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15435 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15436 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15437 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15438 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15439 operands 2,3 and 4 when operand 1 is memory operand.
15440 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15442 (fistdi2_floor_with_temp): Ditto.
15443 (fist<mode>2_floor_with_temp): Ditto.
15444 (fistdi2_ceil_with_temp): Ditto.
15445 (fist<mode>2_ceil_with_temp): Ditto.
15446 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15448 2008-04-26 David Daney <ddaney@avtrex.com>
15450 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15452 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15453 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15454 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15455 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15456 (compare_and_swap_12): New insn.
15457 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15458 * config/mips/mips.c (mips_force_binary): New function.
15459 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15460 (mips_expand_compare_and_swap_12): New function.
15461 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15463 2008-04-25 Jan Hubicka <jh@suse.cz>
15466 * cfgexpand.c (pass_expand): Turn into RTL pass.
15467 * passes.c (execute_one_pass): Do pass typechecking after execution.
15468 * tree-pass.h (pass_expand): Turn into RTL pass.
15470 * function.h (struct rtl_data): Move here fields
15471 accesses_prior_frames, calls_eh_return, saves_all_registers,
15472 has_nonlocal_goto, has_asm_statement, is_thunk,
15473 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15474 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15475 arg_pointer_save_area_init from struct function; turn into bool.
15476 (struct function): Move
15477 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15478 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15479 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15480 tail_call_emit, arg_pointer_save_area_init
15481 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15482 (current_function_returns_struct, current_function_returns_pcc_struct,
15483 current_function_calls_setjmp, current_function_calls_alloca,
15484 current_function_accesses_prior_frames,
15485 current_function_calls_eh_return, current_function_is_thunk,
15486 current_function_stdarg, current_function_profile,
15487 current_function_limit_stack, current_function_uses_pic_offset_table,
15488 current_function_uses_const_pool, current_function_has_nonlocal_label,
15489 current_function_saves_all_registers,
15490 current_function_has_nonlocal_goto,
15491 current_function_has_asm_statement): Remove accesor macros.
15492 * ra-conflict.c (global_conflicts): Update.
15493 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15494 (suitable_for_tail_call_opt_p): Update.
15495 * builtins.c (expand_builtin_return_addr): Update.
15496 (expand_builtin_setjmp_setup): Update.
15497 (expand_builtin_nonlocal_goto): Update.
15498 * final.c (final_start_function): Update.
15499 (profile_function): Update.
15500 (leaf_function_p): Update.
15501 (only_leaf_regs_used): Update.
15502 * df-scan.c (df_get_exit_block_use_set): Update.
15503 * dojump.c (clear_pending_stack_adjust): Update.
15504 * tree-stdarg.c (gate_optimize_stdarg): Update.
15505 * gimple-low.c (lower_function_body): Update.
15506 * global.c (compute_regsets): Update.
15507 (global_alloc): Update.
15508 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15509 * expr.c (expand_assignment): Update.
15510 * dse.c (dse_step0): Update.
15511 (dse_step1): Update.
15512 * c-decl.c (store_parm_decls): Update.
15513 * local-alloc.c (combine_regs): Update.
15514 (find_free_reg): Update.
15515 * function.c (assign_parms_augmented_arg_list): Update.
15516 (assign_parm_find_data_types): Update.
15517 (assign_parms): Update.
15518 (allocate_struct_function): Update.
15519 (expand_function_start): Update.
15520 (expand_function_end): Update.
15521 (get_arg_pointer_save_area): Update.
15522 (thread_prologue_and_epilogue_insns): Update.
15523 (rest_of_match_asm_constraints): Update.
15524 * stor-layout.c (variable_size): Update.
15525 * gcse.c (gcse_main): Update.
15526 (bypass_jumps): Update.
15527 * gimplify.c (gimplify_function_tree): Update.
15528 * calls.c (emit_call_1): Update.
15529 (expand_call): Update.
15530 * bt-load.c (compute_defs_uses_and_gen): Update.
15531 * except.c (sjlj_assign_call_site_values): Update.
15532 (sjlj_emit_function_enter): Update.
15533 (can_throw_external): Update.
15534 (set_nothrow_function_flags): Update.
15535 (expand_builtin_unwind_init): Update.
15536 (expand_eh_return): Update.
15537 (convert_to_eh_region_ranges): Update.
15538 (output_function_exception_table): Update.
15539 * emit-rtl.c (gen_tmp_stack_mem): Update.
15540 * cfgexpand.c (expand_used_vars): Update.
15541 (tree_expand_cfg): Update.
15542 * cfgcleanup.c (rest_of_handle_jump): Update.
15543 * explow.c (allocate_dynamic_stack_space): Update.
15544 * varasm.c (assemble_start_function): Update.
15545 (force_const_mem): Update.
15546 (mark_constant_pool): Update.
15547 * tree-optimize.c (tree_rest_of_compilation): Update.
15548 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15549 * tree-cfg.c (notice_special_calls): Update.
15550 (is_ctrl_altering_stmt): Update.
15551 (tree_can_make_abnormal_goto): Update.
15552 (tree_purge_dead_abnormal_call_edges): Update.
15553 * config/alpha/predicates.md: Update.
15554 * config/alpha/alpha.c (alpha_sa_mask): Update.
15555 (alpha_sa_size): Update.
15556 (alpha_does_function_need_gp): Update.
15557 (alpha_expand_prologue): Update.
15558 (alpha_start_function): Update.
15559 (alpha_output_function_end_prologue): Update.
15560 (alpha_expand_epilogue): Update.
15561 * config/frv/frv.c (frv_stack_info): Update.
15562 (frv_expand_epilogue): Update.
15563 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15564 (s390_register_info): Update.
15565 (s390_frame_info): Update.
15566 (s390_init_frame_layout): Update.
15567 (s390_can_eliminate): Update.
15568 (save_gprs): Update.
15569 * config/spu/spu.c (spu_split_immediate): Update.
15570 (need_to_save_reg): Update.
15571 (spu_expand_prologue): Update.
15572 (spu_expand_epilogue): Update.
15573 * config/sparc/sparc.md: Update.
15574 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15575 (sparc_tls_got): Update.
15576 (legitimize_pic_address): Update.
15577 (sparc_emit_call_insn): Update.
15578 (sparc_expand_prologue): Update.
15579 (output_return): Update.
15580 (print_operand): Update.
15581 (sparc_function_ok_for_sibcall): Update.
15582 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15583 * config/m32r/m32r.md: Update.
15584 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15585 (m32r_compute_frame_size): Update.
15586 (m32r_expand_prologue): Update.
15587 (m32r_expand_epilogue): Update.
15588 (m32r_legitimize_pic_address): Update.
15589 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15590 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15591 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15592 (gen_push): Update.
15593 (ix86_save_reg): Update.
15594 (ix86_compute_frame_layout): Update.
15595 (ix86_expand_prologue): Update.
15596 (ix86_expand_epilogue): Update.
15597 * config/sh/sh.c (output_stack_adjust): Update.
15598 (calc_live_regs): Update.
15599 (sh5_schedule_saves): Update.
15600 (sh_expand_prologue): Update.
15601 (sh_expand_epilogue): Update.
15602 (sh_setup_incoming_varargs): Update.
15603 (sh_allocate_initial_value): Update.
15604 (sh_get_pr_initial_val): Update.
15605 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15606 * config/sh/sh.md (label:): Update.
15607 * config/avr/avr.c (out_movhi_mr_r): Update.
15608 * config/crx/crx.h (enum): Update.
15609 * config/xtensa/xtensa.h (along): Update.
15610 * config/stormy16/stormy16.c Update.
15611 (xstormy16_compute_stack_layout): Update.
15612 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15613 (fr30_expand_prologue): Update.
15614 * config/cris/cris.c (cris_conditional_register_usage): Update.
15615 (cris_reg_saved_in_regsave_area): Update.
15616 (cris_initial_frame_pointer_offset): Update.
15617 (cris_simple_epilogue): Update.
15618 (cris_expand_prologue): Update.
15619 (cris_expand_epilogue): Update.
15620 (cris_expand_pic_call_address): Update.
15621 (cris_asm_output_symbol_ref): Update.
15622 (cris_asm_output_label_ref): Update.
15623 * config/cris/cris.md Update.
15624 * config/iq2000/iq2000.c (compute_frame_size): Update.
15625 (iq2000_expand_epilogue): Update.
15626 * config/mt/mt.h (save_direction): Update.
15627 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15628 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15629 (ia64_secondary_reload_class): Update.
15630 * config/m68k/m68k.c (m68k_save_reg): Update.
15631 (m68k_expand_prologue): Update.
15632 (m68k_expand_epilogue): Update.
15633 (legitimize_pic_address): Update.
15634 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15635 (first_reg_to_save): Update.
15636 (first_altivec_reg_to_save): Update.
15637 (compute_vrsave_mask): Update.
15638 (compute_save_world_info): Update.
15639 (rs6000_stack_info): Update.
15640 (spe_func_has_64bit_regs_p): Update.
15641 (rs6000_ra_ever_killed): Update.
15642 (rs6000_emit_eh_reg_restore): Update.
15643 (rs6000_emit_allocate_stack): Update.
15644 (rs6000_emit_prologue): Update.
15645 (rs6000_emit_epilogue): Update.
15646 (rs6000_output_function_epilogue): Update.
15647 (output_profile_hook): Update.
15648 (rs6000_elf_declare_function_name): Update.
15649 * config/rs6000/rs6000.h (rs6000_args): Update.
15650 * config/rs6000/rs6000.md: Update.
15651 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15652 * config/arc/arc.c (arc_output_function_epilogue): Update.
15653 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15654 * config/darwin.c (machopic_function_base_name): Update.
15655 * config/score/score3.c (score3_compute_frame_size): Update.
15658 (score3_epilogue): Update.
15659 * config/score/score7.c (score7_compute_frame_size): Update.
15660 (score7_prologue): Update.
15661 (score7_epilogue): Update.
15662 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15663 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15664 * config/arm/arm.c (use_return_insn): Update.
15665 (require_pic_register): Update.
15666 (arm_load_pic_register): Update.
15667 (arm_compute_save_reg0_reg12_mask): Update.
15668 (arm_compute_save_reg_mask): Update.
15669 (thumb1_compute_save_reg_mask): Update.
15670 (output_return_instruction): Update.
15671 (arm_output_function_prologue): Update.
15672 (arm_output_epilogue): Update.
15673 (arm_get_frame_offsets): Update.
15674 (arm_expand_prologue): Update.
15675 (thumb_pushpop): Update.
15676 (thumb_exit): Update.
15677 (thumb1_expand_prologue): Update.
15678 (thumb1_expand_epilogue): Update.
15679 (arm_unwind_emit): Update.
15680 (arm_output_fn_unwind): Update.
15681 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15682 * config/arm/arm.md: Update.
15683 * config/pa/pa.md: Update.
15684 * config/pa/pa.c (legitimize_pic_address): Update.
15685 (compute_frame_size): Update.
15686 (hppa_expand_prologue): Update.
15687 (hppa_expand_epilogue): Update.
15688 (borx_reg_operand): Update.
15689 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15690 (HARD_REGNO_RENAME_OK): Update.
15691 * config/mips/mips.c (mips_global_pointer): Update.
15692 (mips_save_reg_p): Update.
15693 (mips_compute_frame_info): Update.
15694 (mips_frame_pointer_required): Update.
15695 (mips_expand_prologue): Update.
15696 (mips_expand_epilogue): Update.
15697 (mips_can_use_return_insn): Update.
15698 (mips_reorg_process_insns): Update.
15699 * config/v850/v850.c (compute_register_save_size): Update.
15700 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15701 * config/mmix/mmix.c (along): Update.
15702 (mmix_expand_epilogue): Update.
15703 * config/bfin/bfin.c (legitimize_pic_address): Update.
15704 (must_save_p): Update.
15705 (stack_frame_needed_p): Update.
15706 (add_to_reg): Update.
15707 (bfin_expand_prologue): Update.
15708 * stmt.c (expand_asm_operands): Update.
15709 * reload1.c (reload): Update.
15710 (init_elim_table): Update.
15712 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15714 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15716 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15718 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15719 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15720 (mov<mode>): Removed.
15721 (*movv4sf_internal): Likewise.
15722 (*movv2df_internal): Likewise.
15724 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15726 * config.gcc (crx-*-elf): Remove deprecation.
15728 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15730 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15731 __gcc_deregister_frame with atexit.
15732 (deregister_frame_dtor): Remove.
15734 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15735 Nathan Sidwell <nathan@codesourcery.com>
15737 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15739 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15740 (rs6000_isel): Likewise.
15741 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15742 (rs6000_isel): New variable.
15743 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15745 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15748 * c-common.c (handle_vector_size_attribute): Call
15749 lang_hooks.types.reconstruct_complex_type instead of
15750 reconstruct_complex_type.
15751 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15752 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15753 * langhooks.h (struct lang_hooks_for_types): Add
15754 reconstruct_complex_type hook.
15755 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15756 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15758 2008-04-24 Richard Guenther <rguenther@suse.de>
15760 * c-common.h (check_builtin_function_arguments): Declare.
15761 * c-common.c (validate_nargs): New function.
15762 (check_builtin_function_arguments): Likewise.
15763 * c-typeck.c (build_function_call): Call
15764 check_builtin_function_arguments.
15765 * builtins.c (fold_builtin_classify): Remove error reporting code.
15766 (fold_builtin_unordered_cmp): Likewise.
15767 (fold_builtin_1): Likewise.
15768 (fold_builtin_n): Likewise.
15770 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15772 PR tree-optimization/36008
15773 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15774 the original op1, rather than delta by step.
15776 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15777 Sebastian Pop <sebastian.pop@amd.com>
15779 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15780 eliminate_local_variables_stmt, eliminate_local_variables,
15781 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15782 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15783 of code delimited by two edges in the CFG.
15784 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15785 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15786 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15787 the case of parallelisation of reductions.
15788 (expr_invariant_in_region_p): New.
15790 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15791 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15793 2008-04-24 Ira Rosen <irar@il.ibm.com>
15794 Richard Guenther <rguenther@suse.de>
15796 PR tree-optimization/36034
15797 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15798 incapable of dealing with loads with gaps.
15800 2008-04-24 Rafael Espíndola <espindola@google.com>
15802 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15803 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15804 vrp_evaluate_conditional.
15805 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15806 (vrp_evaluate_conditional): Split the cond argument.
15807 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15808 (simplify_stmt_for_jump_threading): Update call to
15809 vrp_evaluate_conditional.
15811 2008-04-24 Ira Rosen <irar@il.ibm.com>
15813 PR tree-optimization/35982
15814 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15815 interleaved data-refs are of the same type.
15817 2008-04-24 Danny Smith <dannysmith@users.net>
15819 * c-format.c (check_format_info_main): Use strncmp rather than a
15820 magic prefix to handle multichar length specs.
15821 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15822 Don't prefix "I64" and "I32" with '\0'.
15824 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15827 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15828 in registers for -m32 only if stdarg_p (fntype).
15830 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15832 PR rtl-optimization/36006
15833 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15834 temp to op0 in order to avoid invalid rtx sharing.
15836 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15838 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15839 check TREE_INVARIANT.
15840 * tree-gimple.c (is_gimple_address): New.
15841 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15842 * tree-gimple.h (is_gimple_address): New.
15843 * tree.h (decl_address_invariant_p): New.
15844 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15845 (build_string): Likewise.
15846 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15847 (tree_invariant_p_1): Likewise.
15848 (save_expr): Use it.
15849 (tree_invariant_p): New.
15850 (skip_simple_arithmetic): Use it.
15851 (stabilize_reference_1): Use it.
15852 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15854 (build1_stat): Drop code to compute TREE_INVARIANT.
15855 (build2_stat): Drop code to compute TREE_INVARIANT.
15856 (build3_stat): Drop code to compute TREE_INVARIANT.
15857 (build4_stat): Drop code to compute TREE_INVARIANT.
15858 (build5_stat): Drop code to compute TREE_INVARIANT.
15859 (build7_stat): Drop code to compute TREE_INVARIANT.
15860 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15861 * tree.h (struct tree_base): Remove invariant_flag.
15862 (TREE_INVARIANT): Remove.
15863 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15864 (fold_builtin_expect): Check TREE_CONSTANT.
15865 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15866 * c-tree.h (c_expr_to_decl): Drop third parameter.
15867 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15868 (build_c_cast): Don't set TREE_INVARIANT.
15869 (pop_init_level): Don't set TREE_INVARIANT.
15870 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15871 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15873 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15874 (gimplify_addr_expr): Adjust comment.
15875 * tree-mudflap.c (mf_build_string):
15876 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15877 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15878 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15879 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15880 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15881 * langhooks.h (struct lang_hooks): Drop third parameter from
15884 2008-04-23 Richard Guenther <rguenther@suse.de>
15886 PR tree-optimization/27799
15887 PR tree-optimization/32921
15888 PR tree-optimization/32624
15889 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15890 SMTs aliases and the tag itself into the solution.
15891 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15892 merge the points-to solution back into the SMT aliases.
15893 (may_alias_p): Use alias_set_subset_of instead of
15894 aliases_conflict_p. A pointer which points to
15895 memory with alias set zero may access any variable.
15897 2008-04-23 Richard Guenther <rguenther@suse.de>
15899 * alias.c (alias_set_subset_of): Correctly handle asking
15900 if zero is a subset of an alias set with zero child.
15901 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15902 (compute_flow_insensitive_aliasing): Correctly walk all
15903 pointers. Do not unnecessarily union sets.
15905 2008-04-23 Richard Guenther <rguenther@suse.de>
15907 PR middle-end/36021
15908 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15910 2008-04-22 Tomas Bily <tbily@suse.cz>
15912 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15914 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15916 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15917 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15918 * tree-inline.c (estimate_num_insns_1): Likewise.
15919 * varasm.c (const_hash_1, compare_constant, copy_constant)
15920 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15921 * emit-rtl.c (component_ref_for_mem_expr)
15922 (set_mem_attributes_minus_bitpos): Likewise.
15923 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15924 (is_aligning_offset): Likewise.
15925 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15926 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15927 * dojump.c (do_jump): Likewise.
15928 * builtins.c (get_pointer_alignment, get_memory_rtx)
15929 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15930 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15932 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15934 PR rtl-optimization/36017
15935 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15936 expanding the library call.
15938 2008-04-22 Ian Lance Taylor <iant@google.com>
15940 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15941 than size_in_bytes.
15943 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15945 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15946 of LR/CTR moves for Power6.
15948 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15950 PR middle-end/36003
15951 * passes.c (init_optimization_passes): Remove
15952 pass_fast_rtl_byte_dce.
15954 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15957 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15958 builtin functions to generate faster code.
15959 (_mm_cvtpu16_ps): Ditto.
15960 (_mm_cvtpi32x2_ps): Ditto.
15962 2008-04-22 Nick Clifton <nickc@redhat.com>
15964 * common.opt (ftree-loop-distribution): Add Optimization
15967 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15968 (frv_expand_builtin_va_start): Likewise.
15970 * config/arm/arm.c (thumb_find_work_register): Fix location of
15971 argument register count.
15973 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15975 Support scheduling for ColdFire V1 and V3 microarchitecture.
15976 Improve scheduling of multiplication instructions.
15978 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15979 (mac): New instruction attribute.
15980 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15981 (m68k_sched_mac): New variable.
15982 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15983 Handle cfv1 and cfv3.
15984 (max_insn_size): New static variable.
15985 (struct _sched_ib): New type.
15986 (sched_ib): New static variable.
15987 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15988 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15989 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15991 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15992 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15993 new variables. Update.
15994 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15995 Add modeling of cfv3 instruction buffer. Update.
15996 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15997 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15998 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15999 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16000 a particular reservation applies to.
16001 (type2): Reorganize attribute values. Rename alu to alu_reg,
16002 alu_l to alu, move_l to omove. Join move to alu. Split mul
16003 to mul_l and mul_w.
16004 (cf_ib_*): Simplify description of instruction buffer.
16005 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16006 (cf_mem): Split into cf_mem1 and cf_mem2.
16007 (cf_v2_move_??): Rename to cfv12_alu_??.
16008 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16009 (cf_v2_mul_??): Remove reservations.
16010 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16011 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16012 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16014 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16015 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
16016 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
16017 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
16018 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
16019 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
16020 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
16021 expansions of the above reservations for instructions of sizes
16024 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16026 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
16028 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
16030 * coverage.c: Include tree-pass.h.
16031 (coverage_counter_alloc): Print da_file_name to the dump file.
16033 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16035 * sbitmap.c (sbitmap_range_empty_p): New function.
16036 * sbitmap.h (sbitmap_range_empty_p): New function.
16037 * bitmap.h: Now includes obstack.h.
16039 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
16040 Kenneth Zadeck <zadeck@naturalbridge.com>
16042 * dbgcnt.def (ra_byte_scan): Added.
16043 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
16044 when the last hit happens for a counter.
16045 * timevar.def (TV_DF_BYTE_LR): New variable.
16046 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
16047 * passes.c (pass_fast_rtl_byte_dce): New pass.
16048 * fwprop.c (update_df): Added mode to call df_ref_create.
16049 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16050 DF_REF_EXTRACT_OFFSET.
16051 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
16052 DF_BYTE_LR_OUT, df_byte_lr): New macro.
16054 (df_ref_extract): Added mode field.
16055 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
16056 DF_REF_EXTRACT_OFFSET.
16057 (DF_REF_EXTRACT_MODE): New macro.
16058 (df_byte_lr_bb_info): New structure.
16059 (df_print_byte_regset, df_compute_accessed_bytes,
16060 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
16061 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
16062 df_byte_lr_simulate_uses,
16063 df_byte_lr_simulate_artificial_refs_at_top,
16064 df_byte_lr_simulate_artificial_refs_at_end,
16065 df_compute_accessed_bytes): New function.
16066 (df_ref_create): Add parameter.
16067 (df_byte_lr_get_bb_info): New inline function.
16068 * df-scan.c (df_ref_record, df_uses_record,
16069 df_ref_create_structure): Added mode parameter.
16070 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
16071 df_defs_record, df_uses_record, df_get_conditional_uses,
16072 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
16073 df_entry_block_defs_collect, df_exit_block_uses_collect):
16074 Added mode parameter to calls to df_ref_record, df_uses_record,
16075 df_ref_create_structure.
16076 (df_ref_equal_p, df_ref_compare): Added test for modes.
16077 (df_ref_create_structure): Added code to set mode. Renamed
16078 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16079 DF_REF_EXTRACT_OFFSET.
16080 * df-core.c (df_print_byte_regset): New function.
16081 * df-byte-scan.c: New file.
16082 * df-problems.c (df_rd_transfer_function): Removed unnecessary
16083 calls to BITMAP_FREE.
16084 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
16085 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
16086 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
16087 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
16088 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
16089 df_byte_lr_local_compute, df_byte_lr_init,
16090 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
16091 df_byte_lr_transfer_function, df_byte_lr_free,
16092 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
16093 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
16094 df_byte_lr_simulate_uses,
16095 df_byte_lr_simulate_artificial_refs_at_top,
16096 df_byte_lr_simulate_artificial_refs_at_end): New function.
16097 * dce.c (byte_dce_process_block): New function.
16098 (dce_process_block): au is now passed in rather than computed
16099 locally. Changed loops that look at artificial defs to not look
16100 for conditional or partial ones, because there never are any.
16101 (fast_dce): Now is able to drive byte_dce_process_block or
16102 dce_process_block depending on the kind of dce being done.
16103 (rest_of_handle_fast_dce): Add parameter to fast_dce.
16104 (rest_of_handle_fast_byte_dce): New function.
16105 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
16106 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
16108 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
16111 * gcc.h: Added fortran options that take arguments to
16112 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
16115 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
16117 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
16118 scalarization if on the LHS and not a full access.
16120 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16122 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
16124 2008-04-18 Rafael Espíndola <espindola@google.com>
16126 * tree-vrp.c (find_case_label_index): Fix the binary search.
16127 (find_case_label_range): New.
16128 (vrp_visit_switch_stmt): Use find_case_label_range.
16129 (simplify_switch_using_ranges): Use find_case_label_range.
16131 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
16133 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
16134 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
16136 2008-04-18 Tom Tromey <tromey@redhat.com>
16139 * doc/cpp.texi (Implementation-defined behavior): Mention
16142 2008-04-18 Ian Lance Taylor <iant@google.com>
16144 * fold-const.c (pointer_may_wrap_p): New static function.
16145 (fold_comparison): Add another test for pointer overflow. Use
16146 pointer_may_wrap_p to disable some false positives.
16148 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
16150 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
16151 (fname_as_string): Match updated cpp_interpret_string prototype.
16152 (fix_string_type): Support char16_t* and char32_t*.
16153 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
16154 derivative) nodes. Register as builtin if C++0x.
16155 (c_parse_error): Support CPP_CHAR{16,32}.
16156 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
16157 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
16158 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
16159 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
16160 CTI_CHAR32_ARRAY_TYPE>: New elements.
16161 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
16162 char32_type_node, signed_char32_type_node, char16_array_type_node,
16163 char32_array_type_node): New defines.
16164 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
16165 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
16166 (lex_string): Support CPP_STRING{16,32}, match updated
16167 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
16168 (lex_charconst): Support CPP_CHAR{16,32}.
16169 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
16170 and CPP_STRING{16,32}.
16172 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
16175 * aclocal.m4: Regenerate.
16176 * configure: Regenerate.
16178 2008-04-18 Jan Hubicka <jh@suse.cz>
16180 * except.c (dw2_size_of_call_site_table,
16181 sjlj_size_of_call_site_table): Use vector API for call_site_record.
16183 * cgraphbuild.c (build_cgraph_edges): Update.
16184 * tree-pass.h: Update comment.
16185 * final.c (leaf_function_p): Update.
16186 (leaf_renumber_regs): Update.
16187 (rest_of_clean_state): Update.
16188 * omp-low.c (expand_omp_parallel): Update.
16189 * ipa-reference.c (analyze_function): Update.
16190 * reorg.c (find_end_label): Update.
16191 (optimize_skip): Update.
16192 (fill_simple_delay_slots): Update.
16193 (fill_simple_delay_slots): Update.
16194 (make_return_insns): Update.
16195 (dbr_schedule): Update.
16196 * gimple-low.c (record_vars_into): Update.
16197 * cfgbuild.c (make_edges): Update.
16198 * function.c (assign_stack_local): Update.
16199 (assign_parm_adjust_stack_rtl): Update.
16200 (locate_and_pad_parm): Update.
16201 (allocate_struct_function): Do not initialize stack_alignment_needed
16202 and preferred_stack_boundary here.
16203 (stack_protect_prologue): Update.
16204 (stack_protect_epilogue): Update.
16205 (expand_function_start): Initialize stack_alignment_needed,
16206 preferred_stack_boundary and max_jumptable_ents.
16207 (expand_function_end): Update.
16208 (free_after_compilation): Do not NULLify epilogue_delay_list.
16209 * function.h (struct rtl_data): Add stack_protect_guard,
16210 stack_alignment_needed,
16211 preferred_stack_boundary, epilogue_delay_list.
16212 (struct function): Remove value_histograms, stack_alignment_needed,
16213 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16215 unexpanded_var_list, stack_protect_guard.
16216 (current_function_epilogue_delay_list): Remove.
16217 * ipa-type-escape.c (analyze_function): Update.
16218 * gimplify.c (pop_gimplify_context): Update comment.
16219 * calls.c (expand_call): Update.
16220 (emit_library_call_value_1): Update.
16221 * except.c (set_nothrow_function_flags): Update.
16222 * cfgexpand.c (get_decl_align_unit): Update.
16223 (create_stack_guard): Update.
16224 (estimated_stack_frame_size): Update.
16225 (expand_used_vars): Update.
16226 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16227 * explow.c (allocate_dynamic_stack_space): Update.
16228 * tree-ssa-live.c (remove_unused_locals): Update.
16229 * varasm.c (mark_constant_pool): Update.
16230 * tree-inline.c (remap_decls): Update.
16231 (initialize_cfun): Update.
16232 (declare_return_variable): Update.
16233 (inline_forbidden_p): Update.
16234 (expand_call_inline): Update.
16235 (declare_inline_vars): Update.
16236 (tree_function_versioning): Update.
16237 * tree-flow.h (value_histograms): New.
16238 (VALUE_HISTOGRAMS): New macro.
16239 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16241 * tree-cfg.c (set_bb_for_stmt): Update.
16242 (replace_by_duplicate_decl): Update.
16243 (move_block_to_fn): Update.
16244 (new_label_mapper): Update.
16245 (dump_function_to_file): Update.
16246 * ipa-struct-reorg.c (build_data_structure): Update.
16247 * cfgrtl.c (print_rtl_with_bb): Update.
16248 * reload1.c (reload): Update.
16250 * config/i386/i386.c (setup_incoming_varargs_64,
16251 ix86_compute_frame_layout): Update.
16252 * config/arc/arc.c (arc_output_function_epilogue): Update.
16254 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16256 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16257 for FreeBSD as well.
16258 * gthr-posix95.h: Likewise.
16260 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16262 PR rtl-optimization/35838
16263 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16264 out the byte offset of the first subreg.
16266 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16268 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16269 to split_ti instead of three separate calls with single member arrays.
16270 (subti3 splitter): Ditto.
16271 (adddi3 splitter): Ditto with split_di.
16272 (subdi3 splitter): Ditto.
16273 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16274 two separate calls with single member arrays. Swap match_dup
16275 operands 1 and 2 to better fit into the array.
16276 (negdi2 splitter): Ditto with split_di.
16277 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16278 two separate calls with single member arrays. Swap match_dup operands
16279 6 and 7 to better fit into the array.
16281 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16283 * config/i386/i386.c (sse_builtin_type): New.
16284 (bdesc_sse_args): Likewise.
16285 (bdesc_sse_3arg): Removed.
16286 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16287 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16288 IX86_BUILTIN_ROUNDPS.
16289 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16290 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16291 IX86_BUILTIN_ROUNDPS.
16292 (ix86_expand_sse_4_operands_builtin): Removed.
16293 (ix86_expand_sse_operands_builtin): New.
16294 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16295 and CODE_FOR_sse4_1_roundps.
16296 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16297 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16299 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16302 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16303 regs before frame pop when needed. If use_backchain_to_restore_sp
16304 then load backchain into a temp reg to restore vr and vrsave. Add
16305 code to restore vr after frame pop if possible.
16307 2008-04-17 Richard Guenther <rguenther@suse.de>
16309 * tree-vn.c (expressions_equal_p): Do not check type
16310 equality or compatibility before calling operand_equal_p.
16311 * fold-const.c (operand_equal_p): Check equivalence of
16312 integer constants before bailing out due to signedness or
16313 precision differences.
16314 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16315 spurious differences in type qualification. Ignore types
16316 for COMPONENT_REFs at all.
16318 2008-04-17 Christian Bruel <christian.bruel@st.com>
16320 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16321 msw_skip comparison.
16323 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16326 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16329 PR tree-optimization/35899
16330 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16331 rather than TREE_OPERAND.
16333 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16336 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16337 temporary registers. Change operand predicate to general_operand.
16338 (remainderxf3): Ditto.
16340 2008-04-16 Richard Guenther <rguenther@suse.de>
16342 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16343 * tree-affine.c (aff_combination_expand): Look through some
16346 2008-04-15 Doug Kwan <dougkwan@google.com>
16348 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16350 * tree-pretty-print.c (dump_generic_node): Ditto.
16351 * final.c (output_addr_const): Ditto.
16352 * dwarf2out.c (output_cfi): Ditto.
16353 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16354 * print-rtl.c (print_rtx): Ditto.
16355 * print-tree.c (print_node_brief, print_node): Ditto.
16356 * c-common.c (match_case_to_enum_1): Ditto.
16357 * sched-vis.c (print_value): Ditto.
16358 * config/i386/i386.c (print_operand): Cast to long unsigned int
16361 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16362 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16363 MS Windows VirtualProtect function.
16365 2008-04-15 Jan Hubicka <jh@suse.cz>
16367 * gengtype.c (write_root): Param_is argument is OK.
16368 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16369 * function.h: Include varray.h
16370 (rtl_eh): New stucture based on except.c one.
16371 (call_site_record): New forward declaration and vector type.
16372 * calls.c (emit_call_1): Do not call
16373 note_current_region_may_contain_throw.
16374 * except.c (eh_status): Remove cur_region, try_region since they are
16376 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16377 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16378 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16379 Remove call_site_data_used, call_site_data_size.
16380 Turn call_site_record into vector in function.h.
16381 (note_current_region_may_contain_throw): Remove.
16382 (get_exception_pointer, get_exception_filter): Do not take struct
16383 function argument; update.
16384 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16385 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16386 build_post_landing_pads, dw2_build_landing_pads,
16387 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16388 sjlj_emit_function_enter, sjlj_emit_function_enter,
16389 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16390 sjlj_build_landing_pads, finish_eh_generation,
16391 remove_exception_handler_label, remove_eh_handler,
16392 maybe_remove_eh_handler, add_reachable_handler,
16393 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16394 add_action_record, collect_one_action_chain, add_call_site,
16395 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16396 sjlj_output_call_site_table, output_function_exception_table,
16397 * except.h (note_current_region_may_contain_throw): Remove
16398 (get_exception_pointer, get_exception_filter): Do not take struct
16400 * Makefile.in (GTFILES): Put varargs before struct function.
16402 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16404 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16405 punt for STRING_CST.
16406 (get_constraint_for): Deal with STRING_CST here instead.
16408 2008-04-15 Richard Guenther <rguenther@suse.de>
16410 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16411 statements in a basic-block with a backward walk. Do not
16412 substitute into dead statements but instead remove those.
16414 2008-04-15 Richard Guenther <rguenther@suse.de>
16416 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16417 to zero, thus disable creation of SFTs.
16419 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16421 * tree-predcom.c (suitable_reference_p): Return false if the
16422 reference can throw.
16424 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16427 * c-decl.c (finish_decl): If extern or static var has variable
16428 size, set TREE_TYPE (decl) to error_mark_node.
16430 2008-04-15 Rafael Espíndola <espindola@google.com>
16432 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16435 2008-04-15 Richard Guenther <rguenther@suse.de>
16437 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16438 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16439 (visit_reference_op_load): Do walk vuse-vdef chains on
16440 vn_reference_lookup.
16441 (visit_reference_op_store): But do not here.
16442 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16443 vn_reference_lookup.
16444 (vn_lookup_with_vuses): But do so here.
16446 2008-04-14 Ian Lance Taylor <iant@google.com>
16448 * fold-const.c (fold_overflow_warning): Remove assertion.
16450 2008-04-15 Ben Elliston <bje@au.ibm.com>
16452 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16453 temp1 local variables.
16455 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16458 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16459 ".text.unlikely" section as executable.
16461 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16463 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16464 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16465 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16466 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16467 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16468 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16469 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16471 2008-04-14 Ian Lance Taylor <iant@google.com>
16473 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16474 * fold-const.c (fold_comparison): If appropriate, test
16475 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16476 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16477 reassociating a pointer type.
16478 * doc/invoke.texi (Optimize Options): Document that
16479 -fstrict-overflow applies to pointer wraparound.
16481 2008-04-13 Jan Hubicka <jh@suse.cz>
16483 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16485 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16487 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16488 we are going to "save the world".
16490 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16492 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16493 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16494 operand 0 constraint, not "=".
16496 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16498 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16500 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16502 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16503 of size of positions_needed * CHAR_BIT.
16505 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16507 PR middle-end/35897
16508 * dse.c (store_info): Change positions_needed to unsigned
16510 (lowpart_bitmask): New.
16511 (record_store): Cast to unsigned HOST_WIDE_INT for
16512 positions_needed. Assert width <= size of positions_needed *
16513 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16514 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16515 lowpart_bitmask to set mask.
16517 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16519 * config/bfin/constraints.md: New file.
16520 * config/bfin/bfin.md: Include it.
16521 (adddi3): Use satisfies_constraint functions instead of the old macros.
16522 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16523 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16524 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16525 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16526 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16527 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16528 EXTRA_CONSTRAINT): Delete.
16529 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16530 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16532 * config/bfin/bfin.c: Include "tm-constrs.h".
16533 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16534 Use satisfies_constraint functions instead of the old macros.
16535 * doc/md.texi (Blackfin Constraints): Update file name reference.
16537 2008-04-11 Richard Guenther <rguenther@suse.de>
16539 PR tree-optimization/35869
16540 * tree-vrp.c (execute_vrp): Move switch statement update after
16541 jump threading. Schedule another cfg cleanup run.
16543 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16546 * attribs.c (decl_attributes): Return early on errorneous node.
16548 2008-04-10 Oleg Ryjkov <olegr@google.com>
16550 * tree.h (struct tree_base): Added a new flag default_def_flag.
16551 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16553 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16555 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16557 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16560 * pa.md: Define mode iterator P. Define mode attribute dwc.
16561 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16562 (icacheflush): Likewise.
16563 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16564 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16566 2008-04-11 Ben Elliston <bje@au.ibm.com>
16568 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16570 2008-04-10 Rafael Espíndola <espindola@google.com>
16572 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16573 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16574 (extract_range_from_expr): The same.
16576 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16578 * config/mips/mips.md (GPR2): New mode iterator.
16579 (seq): Add comment.
16580 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16581 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16582 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16583 Rewrite these to take two modes, the mode of comparison and the
16584 mode of the destination.
16585 * config/mips/mips.c (mips_expand_scc): Instead of having
16586 paradoxical subreg as destination, expand "narrowing" scc if mode
16587 of comparison is SI and target is requested in DI mode.
16588 (mips_emit_int_order_test): Update comment. Make mode of
16589 comparison match CMP0 rather than TARGET. When creating inverse
16590 target use mode of TARGET.
16592 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16594 * gcov-dump.c (tag_summary): Only print summaries for the first
16595 GCOV_COUNTERS_SUMMABLE counters.
16597 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16599 * config/i386/i386.md (absneg): New code iterator.
16600 (absnegprefix): New code attribute.
16601 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16602 patterns using absneg code iterator.
16603 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16604 using absneg code iterator.
16605 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16606 *neg<mode>2 patterns using absneg code iterator.
16607 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16608 *negextendsfdf2 patterns using absneg code iterator.
16609 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16610 *negextendsfxf2 patterns using absneg code iterator.
16611 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16612 *negextendsfdf2 patterns using absneg code iterator.
16613 * config/i386/sse.md (<code><mode>2): Macroize expander from
16614 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16616 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16618 * config/s390/s390.h: Remove the remains of the recent search
16619 & replace action of current_function_outgoing_args_size.
16621 2008-04-10 Ira Rosen <irar@il.ibm.com>
16623 PR tree-optimization/35821
16624 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16625 NEW_STMT_LIST is not NULL.
16627 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16630 * toplev.c (process_options): Remove -ffunction-sections debugging
16633 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16635 PR middle-end/PR28690
16636 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16637 than gen_rtx_fmt_ee to perform more canonicalizations.
16639 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16642 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16644 2008-04-09 Richard Guenther <rguenther@suse.de>
16646 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16647 (dump_function_to_file): Dump function arguments with types.
16649 2008-04-08 Richard Guenther <rguenther@suse.de>
16651 * fold-const.c (fold_widened_comparison): Do not allow
16652 sign-changes that change the result.
16654 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16657 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16658 kinds of indirect references.
16660 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16662 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16663 GNU Fortran language string.
16665 2008-04-08 Rafael Espíndola <espindola@google.com>
16667 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16668 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16669 * tree.h (tree_call_nonnegative_warnv_p): New.
16671 2008-04-08 Jan Hubicka <jh@suse.cz>
16673 * function.c (free_after_compilation): Clear out regno_reg_rtx
16676 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16679 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16681 PR middle-end/PR28690
16682 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16683 same precedence as REG_POINTER and MEM_POINTER operands.
16685 2008-04-08 Richard Guenther <rguenther@suse.de>
16687 PR middle-end/35834
16688 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16689 for adding index to base.
16691 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16693 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16694 (MINGW_ENABLE_EXECUTE_STACK): New.
16695 (IN_LIBGCC2): For libgcc include windows.h file for
16696 function declarations.
16698 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16700 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16701 and tem2 if tem1 is not a REG or MULT.
16703 2008-04-08 Jan Hubicka <jh@suse.cz>
16705 * function.h (incomming_args): Break out of struct function.
16706 (function_subsections): Break out of struct function.
16707 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16708 return_rtx and hard_reg_initial_vals from struct function.
16709 Kill inl_max_label_num.
16710 (current_function_pops_args, current_function_args_info,
16711 current_function_args_size, current_function_args_size,
16712 current_function_pretend_args_size,
16713 current_function_outgoing_args_size,
16714 current_function_internal_arg_pointer, current_function_return_rtx):
16715 Kill compatibility accestor macros.
16716 * builtins.c (expand_builtin_apply_args_1): Update.
16717 (expand_builtin_next_arg): Update.
16718 * df-scan.c (df_get_call_refs): Update.
16719 * dbxout.c (dbxout_function_end): Update.
16720 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16721 (output_line_info): Update.
16722 (secname_for_decl): Update.
16723 (dwarf2out_var_location): Update.
16724 * function.c (free_after_compilation): Update.
16725 (assign_parm_find_stack_rtl): Update.
16726 (assign_parms): Update.
16727 (expand_dummy_function_end): Update.
16728 (expand_function_end): Update.
16729 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16730 (expand_call): Update.
16731 (emit_library_call_value_1): Update.
16732 (store_one_arg): Update.
16733 * varasm.c (initialize_cold_section_name): Update.
16734 (unlikely_text_section): Update.
16735 (unlikely_text_section_p): Update.
16736 (assemble_start_function): Update.
16737 (assemble_end_function): Update.
16738 (default_section_type_flags): Update.
16739 (switch_to_section): Update.
16740 * integrate.c (set_decl_abstract_flags): Update.
16741 (get_hard_reg_initial_val): Update.
16742 (has_hard_reg_initial_val): Update.
16743 (allocate_initial_values): Update.
16744 * resource.c (init_resource_info): Update.
16745 * config/alpha/alpha.c (NUM_ARGS): Update.
16746 (direct_return): Update.
16747 (alpha_va_start): Update.
16748 (alpha_sa_size): Update.
16749 (alpha_initial_elimination_offset): Update.
16750 (alpha_expand_prologue): Update.
16751 (alpha_start_function): Update.
16752 (alpha_expand_epilogue): Update.
16753 (unicosmk_initial_elimination_offset):
16754 * config/alpha/alpha.md (call expander): Update.
16755 * config/s390/s390.c (s390_register_info): Update.
16756 (s390_register_info): Update.
16757 (s390_frame_info): Update.
16758 (s390_initial_elimination_offset): Update.
16759 (s390_build_builtin_va_list): Update.
16760 (s390_va_start): Update.
16761 * config/spu/spu.c (direct_return): Update.
16762 (spu_expand_prologue): Update.
16763 (spu_initial_elimination_offset): Update.
16764 (spu_build_builtin_va_list): Update.
16765 (spu_va_start): Update.
16766 * config/sparc/sparc.c (sparc_init_modes): Update.
16767 (sparc_compute_frame_size): Update.
16768 (function_value): Update.
16769 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16770 * config/i386/i386.md (return expander): Update.
16771 * config/i386/i386.c (ix86_va_start): Update.
16772 (ix86_can_use_return_insn_p): Update.
16773 (ix86_compute_frame_layout): Update.
16774 (ix86_expand_epilogue): Update.
16775 * config/sh/sh.c (output_stack_adjust): Update.
16776 (calc_live_regs): Update.
16777 (sh_expand_prologue): Update.
16778 (sh_builtin_saveregs): Update.
16779 (sh_va_start): Update.
16780 (initial_elimination_offset): Update.
16781 (sh_allocate_initial_value): Update.
16782 (sh_function_ok_for_sibcall): Update.
16783 (sh_get_pr_initial_val): Update.
16784 * config/sh/sh.md (return expander): Update.
16785 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16786 * config/crx/crx.c (crx_compute_frame): UPdate.
16787 (crx_initial_elimination_offset): UPdate.
16788 * config/xtensa/xtensa.c (compute_frame_size): Update
16789 (xtensa_builtin_saveregs): Update.
16790 (xtensa_va_start): Update.
16791 (order_regs_for_local_alloc): Update.
16792 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16793 (xstormy16_expand_builtin_va_start): Update.
16794 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16795 * config/m68hc11/m68hc11.md (return expanders): Update.
16796 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16797 (expand_epilogue): Update.
16798 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16799 (cris_simple_epilogue): Update.
16800 (cris_expand_prologue): Update.
16801 (cris_expand_epilogue): Update.
16802 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16803 (compute_frame_size): Update.
16804 * config/mt/mt.c (mt_compute_frame_size): Update.
16805 * config/mn10300/mn10300.c (expand_prologue): Update.
16806 (expand_epilogue): Update.
16807 (initial_offset): Update.
16808 (mn10300_builtin_saveregs):
16809 * config/mn10300/mn10300.md (return expander): Update.
16810 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16811 (ia64_initial_elimination_offset): Update.
16812 (ia64_initial_elimination_offset): Update.
16813 (ia64_expand_prologue): Update.
16814 * config/m68k/m68k.md (return expander): Update.
16815 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16816 (rs6000_stack_info): Update.
16817 * config/mcore/mcore.c (layout_mcore_frame): Update.
16818 (mcore_expand_prolog): Update.
16819 * config/arc/arc.c (arc_compute_frame_size): Update.
16820 * config/score/score3.c (score3_compute_frame_size): Update.
16821 * config/score/score7.c (score7_compute_frame_size): Update.
16822 * config/arm/arm.c (use_return_insn): Update.
16823 (thumb_find_work_register): Update.
16824 (arm_compute_save_reg_mask): Update.
16825 (arm_output_function_prologue): Update.
16826 (arm_output_epilogue): Update.
16827 (arm_size_return_regs): Update.
16828 (arm_get_frame_offsets): Update.
16829 (arm_expand_prologue): Update.
16830 (thumb_exit): Update.
16831 (thumb_unexpanded_epilogue): Update.
16832 (thumb1_output_function_prologue): Update.
16833 * config/pa/pa.md (return expander): Update.
16834 * config/pa/pa.c (compute_frame_size): Update.
16835 (hppa_builtin_saveregs): Update.
16836 * config/mips/mips.c (mips_va_start): Update.
16837 (mips16_build_function_stub): Update.
16838 (mips_compute_frame_info): Update.
16839 (mips_restore_gp): Update.
16840 (mips_output_function_prologue): Update.
16841 (mips_expand_prologue): Update.
16842 * config/v850/v850.c (compute_frame_size): Update.
16843 (expand_prologue): * config/mmix/mmix.c (along): update.
16844 (mmix_initial_elimination_offset): update.
16845 (mmix_reorg): update.
16846 (mmix_use_simple_return): update.
16847 (mmix_expand_prologue): update.
16848 (mmix_expand_epilogue): Update.
16849 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16850 (emit_link_insn): Update.
16852 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16854 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16855 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16857 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16860 2008-04-07 Jan Hubicka <jh@suse.cz>
16862 * function.h (rtl): Rename to x_rtl.
16863 (crtl): New define.
16864 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16865 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16866 used_temp_slots avail_temp_slots, temp_slot_level,
16867 nonlocal_goto_handler_labels): Update accesstors.
16868 (rtl): New global variable.
16869 (struct function): Move some fileds to rtl_data.
16870 (get_arg_pointer_save_area): Update prototype.
16871 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16872 get_arg_pointer_save_area.
16873 * expr.c (init_expr): Update
16874 * function.c (get_frame_size): Update
16875 (assign_stack_local): Update
16876 (expand_function_end): Update.
16877 (get_art_pointer_save_area): Update
16879 * emit-rtl.c (rtl): Declare.
16880 (regno_reg_rtx): Declare.
16881 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16883 (gen_reg_rtx): Update.
16884 * varasm.c (n_deferred_constatns): Update accestor.
16885 (init_varasm_status): Do not allocate varasm_status.
16886 (force_const_mem, get_pool_size, output_constant_pool): Update.
16887 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16888 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16889 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16890 * sparc/sparc.h (INIT_EXPANDERS): Update.
16891 * ia64/ia64.h (INIT_EXPANDERS): Update.
16893 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16895 * reload.c (push_secondary_reload): Add missing break to for loop.
16897 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16899 PR middle-end/PR28690
16900 * rtlanal.c: Update copyright years.
16901 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16902 as REG_POINTER and MEM_POINTER operands.
16903 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16904 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16905 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16906 * gcse.c: Update copyright years.
16907 (pre_delete): Call gen_reg_rtx_and_attrs.
16908 (hoist_code): Likewise.
16909 (build_store_vectors): Likewise.
16910 (delete_store): Likewise.
16911 * loop-invariant.c (move_invariant_reg): Likewise.
16912 Update copyright years.
16914 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16916 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16917 control string instead of quoted.
16919 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16921 * doc/rtl.texi: Rewrite of subreg section.
16923 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16926 * config/i386/i386.c (legitimize_pic_address): Add treating
16927 of dllimport SYM_REF's.
16928 (legitimize_dllimport_symbol): Add prototype.
16930 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16932 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16933 reference in constructor with non self-referential type.
16935 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16937 Removal of Return with Depressed Stack Pointer support
16938 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16939 (ECF_SP_DEPRESSED): Likewise.
16940 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16941 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16942 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16943 (expand_call): Do not test ECF_SP_DEPRESSED.
16944 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16945 * function.c (keep_stack_depressed): Delete.
16946 (handle_epilogue_set): Likewise.
16947 (update_epilogue_consts): Likewise.
16948 (emit_equiv_load): Likewise.
16949 (thread_prologue_and_epilogue_insns): Remove support for Return with
16950 Depressed Stack Pointer.
16951 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16953 2008-04-06 Richard Guenther <rguenther@suse.de>
16955 PR tree-optimization/35400
16956 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16957 information from SSA_NAMEs.
16959 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16961 * config/avr/avr.h (avr_mega_p): Remove declaration.
16962 (AVR_MEGA): Remove macro.
16963 * config/avr/avr.c (avr_mega_p): Remove variable.
16964 (avr_override_options): Remove inicializion of avr_mega_p.
16965 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16966 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16967 (avr_jump_mode): (Ditto.).
16968 (avr_output_progmem_section_asm_op): (Ditto.).
16969 (avr_asm_init_sections): (Ditto.).
16970 (avr_asm_init_sections): (Ditto.).
16971 (avr_rtx_costs): (Ditto.).
16972 * config/avr/avr.md: (Ditto.).
16973 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16976 2008-04-06 Richard Guenther <rguenther@suse.de>
16978 PR tree-optimization/35842
16979 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16980 is_gimple_invariant_address.
16982 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16984 * gcc.c (default_compilers): Sync Fortran extensions list with
16985 that in fortran/lang-specs.h.
16986 * doc/invoke.texi: Likewise.
16987 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16988 * dwarf2out.c (gen_compile_unit_die): Likewise.
16990 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16992 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16994 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16997 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16998 attribute is used for nested functions.
17000 2008-04-05 Jan Hubicka <jh@suse.cz>
17002 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17004 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17006 (dump_files): Update.
17007 (enable_rtl_dump_file): Do not accept letter argument.
17008 * tree-pass.h (dump_file_info): Remove letter argument.
17009 * toplev.c (decode_d_option): Update -da handling.
17010 * toplev.h (enable_rtl_dump_file): Update prototype.
17011 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17012 it out based on pass type.
17013 (register_dump_files_1): Likewise.
17014 (init_optimization_passes): Update register_one_dump_file calls.
17015 (execute_one_pass): Sanity check that IPA passes are called at IPA
17016 level and RTL passes at RTL level.
17017 (execute_pass_list): IPA pass can not be after or subpass of
17019 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
17020 disallov RTL subpasses of IPA subpasses.
17022 2008-04-05 Ben Elliston <bje@au.ibm.com>
17024 * tree-cfg.c (need_fake_edge_p): Return false for calls to
17025 builtins that return exactly once and do not throw. Cache call to
17028 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
17030 PR rtl-optimization/34916
17031 PR middle-end/35519
17032 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
17033 between instruction pairs.
17035 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
17037 * doc/invoke.texi: Document -mbitops for SH.
17038 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
17039 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
17040 * config/sh/sh.c (print_operand): Add %t operand code.
17041 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
17042 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
17043 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
17044 (extendqihi2): Likewise.
17045 (movqi_i): Likewise.
17046 (insv): Use bset, bclr and bst instructions for SH2A if possible.
17047 (extv): Use bld instruction for SH2A if possible.
17049 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
17050 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
17051 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
17052 (bset.b, bclr.b): Define peepholes.
17053 * config/sh/sh.opt (mbitops): New option.
17055 2008-04-04 Janis Johnson <janis187@us.ibm.com>
17058 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
17059 and view convert expression.
17061 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17064 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17066 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
17068 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
17070 * config/i386/cpuid.h (bit_AES): New.
17071 (bit_PCLMUL): Likewise.
17073 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
17074 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
17075 SSE2 if AES or PCLMUL is enabled.
17076 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17077 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17078 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
17079 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
17080 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
17081 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
17082 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17083 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
17084 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
17085 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
17086 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
17087 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
17088 __builtin_ia32_aeskeygenassist128 and
17089 __builtin_ia32_pclmulqdq128.
17090 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
17091 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
17092 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
17094 * config/i386/i386.h (TARGET_AES): New.
17095 (TARGET_PCLMUL): Likewise.
17096 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
17098 * config/i386/i386.md (UNSPEC_AESENC): New.
17099 (UNSPEC_AESENCLAST): Likewise.
17100 (UNSPEC_AESDEC): Likewise.
17101 (UNSPEC_AESDECLAST): Likewise.
17102 (UNSPEC_AESIMC): Likewise.
17103 (UNSPEC_AESKEYGENASSIST): Likewise.
17104 (UNSPEC_PCLMUL): Likewise.
17106 * config/i386/i386.opt (maes): New.
17107 (mpclmul): Likewise.
17109 * config/i386/sse.md (aesenc): New pattern.
17110 (aesenclast): Likewise.
17111 (aesdec): Likewise.
17112 (aesdeclast): Likewise.
17113 (aesimc): Likewise.
17114 (aeskeygenassist): Likewise.
17115 (pclmulqdq): Likewise.
17117 * config/i386/wmmintrin.h: New.
17119 * doc/extend.texi: Document AES and PCLMUL built-in function.
17121 * doc/invoke.texi: Document -maes and -mpclmul.
17123 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
17125 * function.c (free_after_parsing): Replace with
17126 cxx_push_function_context from C++ front-end.
17127 (allocate_struct_function): Don't call langhook.
17128 * langhooks.h (struct lang_hooks_for_functions): Delete.
17129 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
17131 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
17132 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
17133 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
17134 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
17135 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
17136 remove LANG_HOOKS_FUNCTION_INITIALIZER.
17137 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
17139 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
17140 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
17142 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17145 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
17148 2008-04-04 Richard Guenther <rguenther@suse.de>
17150 PR middle-end/35823
17151 * fold-const.c (optimize_minmax_comparison): Use the correct
17152 type for the constant in the simplified comparison.
17154 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
17156 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
17157 Pass L2 size as "--param l2-cache-size" to the compiler.
17158 (decode_l2_cache): New function to decode L2 cache parameters using
17159 0x8000006 extended cpuid function.
17160 (detect_caches_amd): Determine parameters of L2 cache using
17161 decode_l2_caches function.
17162 (decode_caches_intel): Decode L2 cache parameters.
17163 (detect_caches_intel): Determine L2 cache parameters using
17164 decode_caches_intel and decode_l2_caches functions.
17166 2008-04-03 Bob Wilson <bob.wilson@acm.org>
17168 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
17169 secondary input reload for subword loads from the constant pool.
17171 2008-04-03 Janis Johnson <janis187@us.ibm.com>
17174 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
17175 constants of the appropriate size for runtime calculations.
17178 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
17179 decimal-float literal constant zero.
17181 2008-04-03 Jakub Jelinek <jakub@redhat.com>
17184 * c-parser.c (c_parser_omp_atomic): Call
17185 default_function_array_conversion on the RHS.
17187 PR middle-end/35818
17188 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17189 call is_variable_sized if decl has incomplete type.
17191 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17193 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17195 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17197 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17199 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17200 (sgt<u>): Merge sgt and sgtu into new expander.
17201 (sgt, sgtu): Remove expanders.
17202 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17203 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17204 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17205 *sgtu_<mode>_mips16 into new pattern.
17206 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17207 (sge<u>): Merge sge and sgeu into new expander.
17208 (sge, sgeu): Remove expanders.
17209 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17211 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17212 (slt<u>): Merge slt and sltu into new expander.
17213 (slt, sltu): Remove expanders.
17214 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17215 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17216 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17217 *sltu_<mode>_mips16 into new pattern.
17218 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17219 (sle<u>): Merge sle and sleu into new expander.
17220 (sle, sleu): Remove expanders.
17221 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17222 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17223 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17224 *sleu_<mode>_mips16 into new pattern.
17225 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17227 2008-04-03 Jan Hubicka <jh@suse.cz>
17229 PR tree-optimization/35795
17230 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17231 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17232 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17233 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17234 * score/score3.c (score3_output_mi_thunk): Likewise.
17235 * score/score7.c (score7_output_mi_thunk): Likewise.
17236 * mips/mips.c (mips_output_mi_thunk): Likewise.
17238 2008-04-03 Richard Guenther <rguenther@suse.de>
17240 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17241 conversions. Simplify code.
17243 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17245 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17247 2008-04-03 Tom Tromey <tromey@redhat.com>
17248 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17250 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17251 * config/bfin/t-bfin-linux (generated_files): Add
17252 linux-sysroot-suffix.h.
17253 * doc/install.texi (Prerequisites): Require make 3.80.
17254 * doc/sourcebuild.texi (Front End Directory): Document new
17256 * Makefile.in (generated_files): New variable.
17257 (ALL_HOST_OBJS): New variable.
17258 ($(ALL_HOST_OBJS)): New target.
17260 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17262 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17263 (remap_block): Call id->transform_lang_insert_block instead
17265 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17266 Set id.transform_lang_insert_block to NULL.
17267 (clone_body): Move to cp/optimize.c
17268 * tree-inline.h (struct copy_body_data): Change
17269 transform_lang_insert_block to function pointer.
17270 (copy_generic_body, copy_decl_no_change): Export.
17271 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17272 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17273 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17275 * c-tree.h (insert_block): Kill.
17276 * c-decl.c (insert_block): Kill.
17278 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17280 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17281 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17282 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17284 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17285 argument, call {push,pop}_function_context from here.
17286 * c-parser.c: Use c_{push,pop}_function_context.
17288 * function.c (push_function_context_to): Move meat ...
17289 (push_function_context): ... here. Simplify.
17290 * function.c (pop_function_context_from): Move meat ...
17291 (pop_function_context): ... here. Simplify.
17292 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17294 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17295 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17296 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17297 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17299 2008-04-03 Ben Elliston <bje@au.ibm.com>
17301 * expmed.c (extract_force_align_mem_bit_field): Remove.
17303 2008-04-03 Richard Guenther <rguenther@suse.de>
17305 PR middle-end/35800
17306 * expr.h (try_casesi): Adjust prototype.
17307 * expr.c (try_casesi): Take fallback label as extra parameter.
17308 Use that for gen_casesi if default_label is NULL.
17309 * stmt.c (expand_case): Pass fallback label to try_casesi,
17310 make sure to fill gaps with a fallback label if default_label
17313 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17316 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17318 2008-04-03 Ben Elliston <bje@au.ibm.com>
17320 * expmed.c (extract_split_bit_field): Remove if (0) code.
17321 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17322 (do_ds_constraint): Likewise.
17324 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17326 * doc/cppopts.texi (-dU): Document.
17327 * c-common.h (flag_dump_macros): Update comment.
17328 * c-opts.c (handle_OPT_d): Handle -dU.
17329 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17330 dump_queued_macros, cb_used_define, cb_used_undef): New.
17331 (init_pp_output): Handle -dU.
17332 (cb_line_change): Call dump_queued_macros.
17333 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17335 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17337 * config/avr/predicates.md (io_address_operand): New predicate.
17338 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17339 * config/avr/avr.c (avr_io_address_p): Remove function.
17340 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17341 'avr_io_address_p' function.
17342 (out_movhi_r_mr): (Ditto.).
17343 (out_movqi_mr_r): (Ditto.).
17344 (out_movhi_mr_r): (Ditto.).
17345 (avr_address_cost): (Ditto.).
17347 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17349 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17350 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17351 in 32bit mode when XMM registers are available to avoid store
17353 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17354 corresponding post-reload splitters.
17356 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17358 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17359 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17360 __builtin_ia32_roundss.
17361 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17362 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17363 __builtin_ia32_roundss.
17364 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17365 IX86_BUILTIN_SHUFPD here.
17367 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17369 * config/i386/i386.md (plogic): New.
17370 (plogicprefix): Likewise.
17372 * config/i386/mmx.md (mmx_<code><mode>3): New.
17373 (mmx_and<mode>3): Removed.
17374 (mmx_ior<mode>3): Likewise.
17375 (mmx_xor<mode>3): Likewise.
17377 * config/i386/sse.md (<code><mode>3): New.
17378 (*<code><mode>3): Likewise.
17379 (*<code><mode>3): Likewise.
17380 (<code><mode>3): Likewise.
17381 (*sse_<code><mode>3): Likewise.
17382 (*sse2_<code><mode>3): Likewise.
17383 (<code>tf3): Likewise.
17384 (*<code>tf3): Likewise.
17385 (and<mode>3): Likewise.
17386 (*and<mode>3): Likewise.
17387 (ior<mode>3): Removed.
17388 (*ior<mode>3): Likewise.
17389 (xor<mode>3): Likewise.
17390 (*xor<mode>3): Likewise.
17391 (*and<mode>3): Likewise.
17392 (*ior<mode>3): Likewise.
17393 (*xor<mode>3): Likewise.
17394 (and<mode>3): Likewise.
17395 (*sse_and<mode>3): Likewise.
17396 (*sse2_and<mode>3): Likewise.
17397 (andtf3): Likewise.
17398 (*andtf3): Likewise.
17399 (ior<mode>3): Likewise.
17400 (*sse_ior<mode>3): Likewise.
17401 (*sse2_ior<mode>3): Likewise.
17402 (iortf3): Likewise.
17403 (*iortf3): Likewise.
17404 (xor<mode>3): Likewise.
17405 (*sse_xor<mode>3): Likewise.
17406 (*sse2_xor<mode>3): Likewise.
17407 (xortf3): Likewise.
17408 (*xortf3): Likewise.
17410 2008-04-02 Richard Guenther <rguenther@suse.de>
17412 PR tree-optimization/14495
17413 PR tree-optimization/34793
17414 * tree-vrp.c (struct switch_update): New structure.
17415 (to_remove_edges, to_update_switch_stmts): New VECs.
17416 (simplify_switch_using_ranges): New function. Remove not taken
17417 case labels and edges.
17418 (simplify_stmt_using_ranges): Call it.
17419 (identify_jump_threads): Mark edges we have queued for removal
17420 so we don't thread them.
17421 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17423 * tree-cfg.c (group_case_labels): Deal with missing default label.
17424 (tree_verify_flow_info): Allow missing default label.
17425 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17426 (emit_case_nodes): Likewise.
17427 (expand_case): Do not rely on the default label to be present.
17428 * expr.c (try_casesi): Deal with NULL default_label.
17429 (do_tablejump): Likewise.
17431 2008-04-02 Richard Guenther <rguenther@suse.de>
17433 PR tree-optimization/14495
17434 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17435 SWITCH_EXPR here ...
17436 (vrp_visit_switch_stmt): ... but here (new function).
17437 (find_case_label_index): New helper function.
17438 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17440 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17442 * fwprop.c: Fix ISO-C99ism.
17444 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17447 * Makefile.in (objdir): Set it here.
17448 * configure.ac: Not here. Find dynamic linker characteristics.
17449 * exec-tool.in: Use them.
17450 * aclocal.m4: Regenerate.
17451 * configure: Regenerate.
17453 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17455 * expr.c (expand_var): Delete it.
17456 * expr.h (expand_var): Delete prototype.
17457 * function.c (expand_function_start): Use expand_decl instead.
17458 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17461 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17463 PR rtl-optimization/35542
17464 * fwprop.c (forward_propagate_and_simplify): Replace
17465 loc_reg_mentioned_in_p with reg_mentioned_p.
17467 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17469 PR rtl-optimization/35281
17470 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17471 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17472 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17473 (varying_mem_p): Move above propagate_rtx.
17474 (all_uses_available_at): Do not check MEMs.
17476 2008-04-02 Rafael Espíndola <espindola@google.com>
17478 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17479 (register_edge_assert_for_2): Split the cond argument.
17480 (register_edge_assert_for_1): Adjust for the change in
17481 register_edge_assert_for_2.
17482 (register_edge_assert_for): Split the cond argument.
17483 (find_switch_asserts): Adjust for the change in
17484 register_edge_assert_for.
17486 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17488 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17489 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17490 offsets for 64-bit mingw.
17491 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17492 abi for x86_64-pc-mingw.
17494 2008-04-02 Richard Guenther <rguenther@suse.de>
17496 * tree-vrp.c (extract_range_from_assert): Make sure to not
17497 produce range min/max with TREE_OVERFOW set.
17498 If merging a anti-range and a range keep the anti-range if
17499 the range covers all values of the type.
17500 (register_edge_assert_for_2): Only allow sign-changing
17501 conversions in detecting canonical range checks. Also
17502 register an assert for the unsigned name if useful.
17504 PR tree-optimization/35787
17505 * tree-vrp.c (vrp_val_max): New function.
17506 (vrp_val_min): Likewise.
17507 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17508 (vrp_val_is_min): Likewise.
17509 (supports_overflow_infinity): Use vrp_val_{min,max}.
17510 (negative_overflow_infinity): Likewise.
17511 (positive_overflow_infinity): Likewise.
17512 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17513 (is_positive_overflow_infinity): Likewise.
17514 (is_overflow_infinity): Likewise.
17515 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17516 vrp_val_is_{min,max}.
17517 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17518 to ranges if possible. Avoid empty ranges.
17520 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17522 PR middle-end/35705
17523 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17524 the expression is a function address.
17526 2008-04-01 George Helffrich <george@gcc.gnu.org>
17528 PR fortran/35154, fortran/23057
17529 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17530 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17531 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17532 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17534 (dbxout_syms): Check for COMMON-based symbol and wrap in
17535 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17536 in bracket for efficiency.
17538 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17539 using DW_TAG_common_block + member offset.
17540 (add_pubname_string): New function.
17541 (dw_expand_expr): New function to find block name and offset for
17543 (common_check): New function to check whether symbol in Fortran COMMON.
17544 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17546 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17549 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17551 2008-04-02 Ben Elliston <bje@au.ibm.com>
17553 * config/v850/v850.md (casesi): Remove if (0) code.
17554 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17555 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17557 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17559 * config/i386/i386.md (rex64suffix): New mode attribute.
17560 (floathi<mode>2): Disable expander for SSE math.
17561 (*floathi<mode>2_1): New insn insn_and_split pattern.
17562 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17563 corresponding post-reload splitters.
17564 (*floathi<mode>2_i387): New macroized insn pattern.
17565 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17566 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17567 insn_and_split pattern.
17568 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17569 New macroized instruction patterns and corresponding post-reload
17571 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17572 and corresponding post-reload splitters.
17573 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17574 New macroized instruction patterns.
17575 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17576 macroized instruction patterns and corresponding post-reload splitters.
17577 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17578 corresponding post-reload splitters.
17579 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17580 New macroized instruction patterns.
17581 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17582 corresponding post-reload splitters.
17583 (*floatsi<mode>2_i387): New macroized instruction patterns.
17585 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17587 * config/i386/i386.md (smaxmin): New.
17588 (umaxmin): Likewise.
17589 (maxminiprefix): Likewise.
17590 (maxminfprefix): Likewise.
17591 (<code><mode>3): Likewise.
17592 (smin<mode>3): Removed.
17593 (smax<mode>3): Likewise.
17595 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17596 (mmx_<code>v4hi3): Likewise.
17597 (mmx_<code>v8qi3): Likewise.
17598 (mmx_smaxv2sf3): Removed.
17599 (mmx_sminv2sf3): Likewise.
17600 (mmx_umaxv8qi3): Likewise.
17601 (mmx_smaxv4hi3): Likewise.
17602 (mmx_uminv8qi3): Likewise.
17603 (mmx_sminv4hi3): Likewise.
17605 * config/i386/sse.md (<addsub><mode>3): New.
17606 (*<addsub><mode>3): Likewise.
17607 (<sse>_vm<addsub><mode>3): Likewise.
17608 (<maxmin><mode>3): Likewise.
17609 (*<maxmin><mode>3_finite): Likewise.
17610 (*<maxmin><mode>3): Likewise.
17611 (<sse>_vm<maxmin><mode>3): Likewise.
17612 (sse3_h<addsub>v4sf3): Likewise.
17613 (sse3_h<addsub>v2df3): Likewise.
17614 (<maxmin>v16qi3): Likewise.
17615 (*<maxmin>v16qi3): Likewise.
17616 (<maxmin>v8hi3): Likewise.
17617 (*<maxmin>v8hi3): Likewise.
17618 (*sse4_1_<maxmin><mode>3): Likewise.
17619 (*sse4_1_<maxmin><mode>3): Likewise.
17620 (add<mode>3): Removed.
17621 (*add<mode>3): Likewise.
17622 (<sse>_vmadd<mode>3): Likewise.
17623 (sub<mode>3): Likewise.
17624 (*sub<mode>3): Likewise.
17625 (<sse>_vmsub<mode>3): Likewise.
17626 (smin<mode>3): Likewise.
17627 (*smin<mode>3_finite): Likewise.
17628 (*smin<mode>3): Likewise.
17629 (<sse>_vmsmin<mode>3): Likewise.
17630 (smax<mode>3): Likewise.
17631 (*smax<mode>3_finite): Likewise.
17632 (*smax<mode>3): Likewise.
17633 (<sse>_vmsmax<mode>3): Likewise.
17634 (sse3_haddv4sf3): Likewise.
17635 (sse3_haddv2df3): Likewise.
17636 (sse3_hsubv4sf3): Likewise.
17637 (sse3_hsubv2df3): Likewise.
17638 (umaxv16qi3): Likewise.
17639 (*umaxv16qi3): Likewise.
17640 (smaxv8hi3): Likewise.
17641 (*smaxv8hi3): Likewise.
17642 (*sse4_1_smax<mode>3): Likewise.
17643 (*sse4_1_umax<mode>3): Likewise.
17644 (uminv16qi3): Likewise.
17645 (*uminv16qi3): Likewise.
17646 (sminv8hi3): Likewise.
17647 (*sminv8hi3): Likewise.
17648 (*sse4_1_smin<mode>3): Likewise.
17649 (*sse4_1_umin<mode>3): Likewise.
17651 2008-04-01 Rafael Espíndola <espindola@google.com>
17653 * tree-cfg.c (verify_expr): remove in_phi.
17654 (verify_stmt): Don't call walk_tree with verify_expr. Use
17655 is_gimple_min_invariant instead of is_gimple_val.
17657 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17659 * doc/include/gpl_v3.texi: Update for manpage generation.
17660 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17662 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17663 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17664 gpl_v3.texi instead of gpl.texi.
17667 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17670 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17672 2008-04-01 Rafael Espíndola <espindola@google.com>
17674 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17675 (extract_code_and_val_from_cond): Use
17676 extract_code_and_val_from_cond_with_ops.
17678 2008-04-01 Jan Hubicka <jh@suse.cz>
17680 * function.c (free_after_compilation): Free epilogue_delay_list.
17681 (prepare_function_start): Assert that previous compilation was freed.
17683 2008-04-01 Jan Hubicka <jh@suse.cz>
17684 Jim Wilson <wilson@tuliptree.org>
17685 Andreas Tobler <andreast@gcc.gnu.org>
17687 PR middle-end/35781
17688 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17689 rtl.emit instead cfun->emit.
17690 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17691 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17693 2008-04-01 Ben Elliston <bje@au.ibm.com>
17695 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17697 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17699 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17701 (fprofile-use): Add var flag_profile_use
17702 * coverage.c (coverage_begin_output): Do not open a gcno file for
17703 output only if -ftest-coverage is set.
17704 Do not add getpwd() to gcda file path.
17705 (build_gcov_info): Check the new flag
17706 flag_profile_datafile_relative_path.
17707 (coverage_init): Use profile_data_prefix.
17708 Read profile counter only if flag_profile_use is set.
17709 * opts.c (common_handle_option): New option fprofile-use=,
17710 fprofile-dir=, fprofile-generate=.
17711 * toplev.c (profile_data_prefix): New variable definition.
17712 * toplev.h (profile_data_prefix): New declaration.
17713 * doc/invoke.tex (Option Summary, Optimization Options):
17716 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17718 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17719 use tmp consistently.
17722 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17723 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17724 UNSPEC_FR_RECIP_APPROX_RES.
17725 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17727 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17730 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17732 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17734 PR middle-end/30186
17735 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17736 element of the vector via a pointer.
17738 2008-03-31 Ian Lance Taylor <iant@google.com>
17740 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17742 2008-03-31 Jan Hubicka <jh@suse.cz>
17744 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17745 get_arg_pointer_save_area.
17746 * expr.c (init_expr): Just clear out rtl.expr.
17747 * function.c (free_after_compilation): Clear out whole RTL structure.
17748 (get_func_frame_size): Merge into ...
17749 (get_frame_size): ... this one.
17750 (assign_stack_local_1): Merge into ...
17751 (assign_stack_local): ... this one.
17752 (expand_function_end): Update call of get_arg_pointer_save_area.
17753 (get_art_pointer_save_area): Remove cfun argument.
17754 * function.h (emit_status): regno_pointer_align does not need length
17755 attribute. Move x_regno_reg_rtx to ...
17756 (regno_reg_rtx): ... new global array.
17757 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17758 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17759 apply_args_value, forced_labels, stack_pointer_delta):
17761 (struct varasm_status): Move here from varasm.c
17762 (struct rtl_data): New. Move here some fields from struct function.
17763 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17764 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17765 used_temp_slots avail_temp_slots, temp_slot_level,
17766 nonlocal_goto_handler_labels): Update accesstors.
17767 (rtl): New global variable.
17768 (struct function): Move some fileds to rtl_data.
17769 (get_arg_pointer_save_area): Update prototype.
17770 * emit-rtl.c (rtl): Declare.
17771 (regno_reg_rtx): Declare.
17772 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17774 (gen_reg_rtx): Update.
17775 (init_virtual_regs): Do not tate emit_status argument.
17776 (init_emit): Do not allocate emit.
17777 * varasm.c (varasm_statuc): Move to function.h.
17778 (n_deferred_constatns): Update accestor.
17779 (init_varasm_status): Do not allocate varasm_status.
17780 (force_const_mem, get_pool_size, output_constant_pool): Update.
17781 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17782 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17784 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17786 PR rtl-optimization/35729
17787 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17790 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17793 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17794 load/store if memory is unaligned.
17795 (*movti_rex64): Likewise.
17797 * config/i386/predicates.md (misaligned_operand): New.
17799 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17802 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17805 2008-03-31 Jan Beulich <jbeulich@novell.com>
17807 * config/ia64/constraints.md: Add 'j' constraint.
17808 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17809 (movdi_internal): Likewise.
17811 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17814 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17816 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17819 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17820 proper error message for the third argument on blendpd and
17823 * config/i386/sse.md (blendbits): New.
17824 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17826 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17828 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17830 2008-03-30 Richard Guenther <rguenther@suse.de>
17832 PR middle-end/31023
17833 * fold-const.c (fold_sign_changed_comparison): Do leave
17834 conversions to base-types alone.
17836 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17838 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17839 the link register if one altivec register is be saved.
17841 2008-03-30 Ben Elliston <bje@au.ibm.com>
17843 * final.c (final_scan_insn): Remove if (0) code.
17845 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17847 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17849 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17851 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17852 of V4SFmode to ix86_binary_operator_ok.
17854 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17856 * config/i386/i386.c (override_options): Initialize
17857 ix86_veclib_handler to ix86_veclibabi_svml when
17858 -mveclibabi=svml is used.
17859 (ix86_veclibabi_svml): New function for SVML ABI style
17860 vectorization support.
17861 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17863 2008-03-28 Rafael Espíndola <espindola@google.com>
17865 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17866 (tree_binary_nonnegative_warnv_p): Make it public.
17867 (tree_single_nonnegative_warnv_p): Make it public.
17868 (tree_invalid_nonnegative_warnv_p): Make it public.
17869 (tree_unary_nonzero_warnv_p): Make it public.
17870 (tree_binary_nonzero_warnv_p): Make it public
17871 (tree_single_nonzero_warnv_p): Make it public.
17872 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17873 (extract_range_from_binary_expr): Split the expr argument.
17874 (extract_range_from_unary_expr): Split the expr argument.
17875 (extract_range_from_comparison): Split the expr argument.
17876 (extract_range_from_expr): Use the new aux functions.
17877 (vrp_evaluate_conditional_warnv): Use
17878 vrp_evaluate_conditional_warnv_with_ops.
17879 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17880 (tree_binary_nonzero_warnv_p): Declare.
17881 (tree_single_nonzero_warnv_p): Declare.
17882 (tree_expr_nonzero_warnv_p): Declare.
17883 (tree_unary_nonnegative_warnv_p): Declare.
17884 (tree_binary_nonnegative_warnv_p): Declare.
17885 (tree_single_nonnegative_warnv_p): Declare.
17886 (tree_invalid_nonnegative_warnv_p): Declare.
17888 2008-03-28 Richard Guenther <rguenther@suse.de>
17890 PR tree-optimization/30317
17891 PR tree-optimization/30911
17892 PR tree-optimization/34793
17893 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17894 (struct assert_locus_d): New member EXPR.
17895 (register_new_assert_for): Add EXPR parameter to support
17896 ASSERT_EXPR <name, expr OP limit>.
17897 (register_edge_assert_for_1): Adjust callers.
17898 (find_assert_locations): Likewise.
17899 (process_assert_insertions_for): Build condition from expression.
17900 (extract_range_from_assert): Handle ASSERT_EXPRs
17901 of the form ASSERT_EXPR <name, expr OP limit>.
17902 (register_edge_assert_for_2): New helper registering
17903 asserts for comparisons. Recognize range tests of the form
17904 (unsigned)i - CST1 OP CST2.
17905 (register_edge_assert_for_1): Use it.
17906 (register_edge_assert_for): Likewise.
17907 (needs_overflow_infinity): Integer sub-types
17908 do not need overflow infinities.
17909 (vrp_val_is_max): The extreme values of integer sub-types
17910 are those of the base type.
17911 (vrp_val_is_min): Likewise.
17912 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17915 2008-03-28 Nick Clifton <nickc@redhat.com>
17918 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17919 Return GENERAL_REGS for stack adjustment reloads.
17921 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17924 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17925 const_vector when all the vectors are constant.
17927 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17929 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17931 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17932 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17934 (s<code>_sf): Use new scc_sf attribute for opcode names.
17936 2008-03-27 Tom Tromey <tromey@redhat.com>
17938 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17939 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17940 config/spu/t-spu-elf, config/i386/t-interix,
17941 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17942 config/i386/x-darwin, config/i386/x-mingw32,
17943 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17944 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17945 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17946 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17947 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17948 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17949 config/score/t-score-elf, config/arm/t-strongarm-pe,
17950 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17951 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17952 Revert automatic dependency patch.
17954 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17957 * config/i386/i386.c (ix86_function_arg_boundary): Align
17958 decimal floating point to its natural boundary.
17960 2008-03-27 Richard Guenther <rguenther@suse.de>
17962 PR middle-end/35716
17963 * fold-const.c (fold_comparison): Restrict distinct decl
17964 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17965 solely rely on operand_equal_p.
17967 2008-03-27 Richard Guenther <rguenther@suse.de>
17970 * c-common.c (handle_weak_attribute): Reject combination of
17973 2008-03-27 Richard Guenther <rguenther@suse.de>
17975 PR tree-optimization/32810
17976 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17977 conversions from DECL_INITIAL.
17978 (fold_const_aggregate_ref): Likewise from constructor elements.
17980 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17982 * tree-affine.h (aff_combination_expand): Declare.
17983 (get_inner_reference_aff): Likewise.
17984 * tree-affine.c (aff_combination_expand): Split out from
17985 tree_to_aff_combination_expand.
17986 (get_inner_reference_aff): New function.
17987 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17988 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17989 (struct lim_aux_data): sm_done field removed.
17990 (mem_ref_loc_p, mem_ref_locs_p): New types.
17991 (struct mem_ref): Added id, stored, accesses_in_loop,
17992 indep_loop, dep_loop, indep_ref, dep_ref fields.
17993 Removed is_stored, locs and next fields.
17994 (memory_accesses): New variable.
17995 (movement_possibility): Do not allow moving statements
17996 that store to memory.
17997 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17999 (determine_max_movement): For statements with memory references,
18000 find the outermost loop in that the reference is independent.
18001 (move_computations_stmt): Mark the virtual operands for renaming.
18002 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18003 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18004 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18005 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18006 create_vop_ref_mapping, analyze_memory_references,
18007 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18008 get_all_locs_in_loop, ref_always_accessed_p,
18009 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18010 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18011 store_motion_loop, store_motion): New functions.
18012 (struct vop_to_refs_elt): New type.
18013 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18014 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18015 (schedule_sm): Replaced by...
18016 (execute_sm): ... this.
18017 (determine_lsm_ref, hoist_memory_references,
18018 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
18019 find_more_ref_vops, free_mem_ref, free_mem_refs,
18020 determine_lsm_loop, determine_lsm): Removed.
18021 (tree_ssa_lim_finalize): Free data structures used by store motion.
18022 (tree_ssa_lim): Call analyze_memory_references. Use
18023 store_motion instead of determine_lsm.
18025 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18027 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
18028 rename tmake_file to m68hc11/t-m68hc11.
18029 (mcore): Set inhibit_libc to true.
18030 * config.host (alpha*-dec-*vms*): Set extra_programs.
18031 (interix3*): Don't use host_xmake_file.
18032 * configure.ac: Let config.gcc override inhibit_libc.
18033 * configure: Regenerate.
18035 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
18036 * config/t-openbsd-thread: Remove commented out lines.
18038 * config/x-interix: Remove.
18040 * config/m68hc11/t-m68hc11-gas: Rename to...
18041 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
18043 * config/mcore/t-mcore: Remove T_CFLAGS.
18044 * config/mcore/t-mcore-pe: Likewise.
18046 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18048 * configure.ac: Replace custom __GNU_SOURCE test with
18049 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
18050 * aclocal.m4: Regenerate.
18051 * configure: Regenerate.
18052 * config.in: Regenerate.
18054 2008-03-27 Richard Guenther <rguenther@suse.de>
18056 * fold-const.c (target.h): Include.
18057 (fold_comparison): Fold comparison of addresses of decls
18058 that bind locally or of constants. Consolidate address folding code.
18059 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
18060 results from fold_binary_to_constant.
18061 (compare_values_warnv): Likewise.
18063 2008-03-27 Andrew Pinski <pinskia@gmail.com>
18065 PR middle-end/35429
18066 * fold-const.c (fold_truthop): Check for integeral types when folding
18067 a == 0 && b == 0 and a != 0 || b != 0 .
18069 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
18071 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
18073 2008-03-26 Andreas Schwab <schwab@suse.de>
18075 * doc/invoke.texi: Fix use of @item vs. @itemx.
18077 2008-03-26 Tom Tromey <tromey@redhat.com>
18079 * Makefile.in (build/gensupport.o, build/print-rtl.o,
18080 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
18081 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
18082 build/gencodes.o, build/genconditions.o, build/genconfig.o,
18083 build/genconstants.o, build/genemit.o, build/genextract.o,
18084 build/genflags.o, build/genmddeps.o, build/genopinit.o,
18085 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
18088 2008-03-26 Richard Guenther <rguenther@suse.de>
18091 2008-03-26 Richard Guenther <rguenther@suse.de>
18093 * fold-const.c (target.h): Include.
18094 (fold_comparison): Fold comparison of addresses of two decls
18095 that bind locally. Consolidate address folding code.
18097 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18099 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
18100 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
18101 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
18102 dconstsqrt2, dconstthird, dconste and/or dconst10.
18103 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
18104 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
18105 dconstsqrt2, dconste): Delete.
18106 (init_emit_once): Likewise. Simplify initializing dconstm1.
18108 * real.c (get_real_const): New.
18109 * real.h (dconst3, dconst10, dconstm2, dconstthird,
18110 dconstsqrt2, dconste): Delete.
18111 (real_value_const, get_real_const): New.
18113 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
18115 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
18117 * config/i386/i386.c (ix86_function_arg_boundary): Check
18118 BIGGEST_ALIGNMENT instead of 128.
18119 (setup_incoming_varargs_64): Likewise.
18121 2008-03-26 Tom Tromey <tromey@redhat.com>
18123 * Makefile.in (DEPFILES): Add missing '/'.
18125 2008-03-26 Richard Guenther <rguenther@suse.de>
18127 * fold-const.c (target.h): Include.
18128 (fold_comparison): Fold comparison of addresses of two decls
18129 that bind locally. Consolidate address folding code.
18131 2008-03-26 Nick Clifton <nickc@redhat.com>
18134 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
18135 not allow INT+INT as a legitimate addressing mode.
18137 2008-03-26 Richard Guenther <rguenther@suse.de>
18139 * tree-flow.h (widen_bitfield): Remove declaration.
18140 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
18141 (widen_bitfield): Remove function.
18142 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
18145 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18148 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
18151 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
18153 PR rtl-optimization/35232
18154 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
18155 (forget_old_reloads_1, forget_marked_reloads): Don't clear
18156 reg_reloaded_call_part_clobbered here.
18157 (reload_regs_reach_end_p): New function.
18158 (reload_reg_rtx_for_input): New variable.
18159 (reload_reg_rtx_for_output): Likewise.
18160 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
18161 when reassigning a pseudo register. Load reloadreg from
18162 reload_reg_rtx_for_input, moving the mode and register
18164 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
18165 instead of the original when deciding whether an input reload
18166 would be a no-op or whether an output reload can be deleted.
18167 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
18168 when setting up new_spill_reg_store. Load it from
18169 reload_reg_rtx_for_output, moving the mode and register
18171 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
18172 instead of the original when deciding whether an output reload
18173 would be a no-op. Do the same when modifying insn notes.
18174 Use rtx_equal_p instead of == to compare the registers.
18175 (inherit_piecemeal_p): Take a mode and two register numbers
18177 (emit_reload_insns): Clear new_spill_reg_store for every hard
18178 register in the reload register. Remove spill registers
18179 from reg_reloaded_valid before considering whether to record
18180 inheritance information for them. Use reload_reg_rtx_for_output
18181 instead of reg_rtx when recording output reloads. Use
18182 reload_reg_rtx_for_input instead of reg_rtx when recording
18183 input reloads. Set or clear reg_reloaded_call_part_clobbered
18184 at the same time as setting reg_reloaded_valid.
18185 (delete_output_reload): Add a new_reload_reg parameter and use it
18186 instead of rld[j].reg_rtx.
18187 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18190 2008-03-25 Tom Tromey <tromey@redhat.com>
18192 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18193 (build/genattr.o): Likewise.
18194 (build/genattrtab.o): Likewise.
18195 (build/gencodes.o): Likewise.
18196 (build/genconfig.o): Likewise.
18197 (build/genconstants.o): Likewise.
18198 (build/genemit.o): Likewise.
18199 (build/genextract.o): Likewise.
18200 (build/genflags.o): Likewise.
18202 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18204 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18205 instead of size_int for integer types.
18206 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18207 to match type of MINUS_EXPR.
18209 2008-03-25 Tom Tromey <tromey@redhat.com>
18211 * configure: Rebuilt.
18212 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18215 2008-03-25 Tom Tromey <tromey@redhat.com>
18217 * config/x-solaris (host-solaris.o): Update.
18218 * config/x-linux (host-linux.o): Update.
18219 * config/x-hpux (host-hpux.o): Update.
18220 * config/x-darwin (host-darwin.o): Update.
18221 * config/v850/t-v850e (v850-c.o): Update.
18222 * config/v850/t-v850 (v850-c.o): Update.
18223 * config/t-vxworks (vxworks.o): Update.
18224 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18225 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18226 * config/spu/t-spu-elf (spu-c.o): Update.
18228 * config/sh/t-symbian (sh-c.o): Update.
18229 (symbian.o): Update.
18230 * config/sh/t-sh (sh-c.o): Update.
18231 * config/score/t-score-elf (score7.o, score3.o): Update.
18232 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18233 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18234 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18235 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18236 (rs6000.o): Remove.
18237 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18238 * config/m32c/t-m32c (m32c-pragma.o): Update.
18239 * config/ia64/t-ia64 (ia64-c.o): Update.
18240 * config/i386/x-mingw32 (host-mingw32.o): Update.
18241 * config/i386/x-i386 (driver-i386.o): Update.
18242 * config/i386/x-darwin (host-i386-darwin.o): Update.
18243 * config/i386/x-cygwin (host-cygwin.o): Update.
18244 * config/i386/t-nwld (nwld.o): Update.
18245 * config/i386/t-netware (netware.o): Update.
18246 * config/i386/t-interix (winnt.o): Update.
18247 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18248 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18249 msformat-c.o): Update.
18250 * config/bfin/t-bfin-linux (generated_files): Add
18251 linux-sysroot-suffix.h.
18252 * config/arm/t-wince-pe (pe.o): Update.
18253 * config/arm/t-strongarm-pe (pe.o): Update.
18254 * config/arm/t-pe (pe.o): Update.
18255 * config/arm/t-arm (arm-c.o): Update.
18256 * doc/install.texi (Prerequisites): Require make 3.80.
18257 * Makefile.in: Remove .o targets.
18258 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18259 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18260 (simple_generated_h, simple_generated_c): Move earlier.
18261 (generated_files): New variable.
18262 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18263 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18264 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18265 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18266 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18267 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18268 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18269 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18270 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18271 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18272 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18273 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18275 (COMPILE.base, COMPILE): New variables.
18276 (%.o): New pattern rule.
18277 (ALL_HOST_OBJS): New variable.
18278 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18279 (dummy-checksum.o, cc1-checksum.o): Remove.
18280 (DRIVER_SHLIB): New variable.
18281 (DRIVER_DEFINES): Use it.
18282 (gencondmd.c): Move out of build/.
18283 (s-conditions): Update.
18284 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18285 (ALL_BUILD_OBJS): Likewise.
18286 (build/%.o): Use BUILDCOMPILE.
18287 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18288 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18289 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18290 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18291 build/genconfig.o, build/genconstants.o, build/genemit.o,
18292 build/genextract.o, build/genflags.o, build/genmddeps.o,
18293 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18294 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18295 build/gen-protos.o, build/scan.o, build/fix-header.o,
18296 build/scan-decls.o): Simplify.
18297 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18298 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18299 prefix.o, toplev.o): Reduce to variable setting.
18300 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18301 ($(out_object_file), gcc-options.o): New targets.
18302 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18303 * configure: Rebuilt.
18304 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18305 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18307 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18309 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18310 complain when we hit an error, return ERROR_MARK_NODE.
18312 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18314 * config/sh/constraints.md (Pso, Psz): New constraints.
18315 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18316 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18318 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18320 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18321 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18323 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18325 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18326 (prefetch_sh2a): New.
18328 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18329 Naveen.H.S <naveen.hs@kpitcummins.com>
18331 * config/sh/constraints.md (I28): New constraint.
18332 * config/sh/sh.c (broken_move): Add support for movi20s.
18333 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18335 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18336 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18337 Naveen.H.S <naveen.hs@kpitcummins.com>
18339 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18340 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18341 (print_operand): Handle resbank in %@ operand code.
18342 (sh_encode_section_info): New.
18343 (push_regs): Add conditions for resbank.
18344 (sh_expand_epilogue): Likewise.
18345 (sh_insert_attributes): Likewise.
18346 (sh_attribute_table): Likewise.
18347 (sh_handle_resbank_handler_attribute): New.
18348 (sh2a_handle_function_vector_handler_attribute): New.
18349 (sh2a_is_function_vector_call): New.
18350 (sh2a_get_function_vector_number): New.
18351 (sh2a_function_vector_p): New.
18352 (sh_cfun_resbank_handler_p): New.
18353 * config/sh/sh.md (calli): Emit jsr/n if possible.
18354 (calli_tbr_rel): New.
18355 (calli_pcrel): Emit jsr/n if possible.
18356 (return_i): Emit rts/n if possible.
18357 (call_valuei_tbr_rel): New.
18358 (call_valuei_pcrel): Add condition for SH2A target.
18359 (call_value): Likewise.
18360 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18361 (sh2a_get_function_vector_number): Likewise.
18362 (sh2a_is_function_vector_call): Likewise.
18363 * doc/extend.texi: Document TBR relative addressing of SH2A.
18364 (resbank): Add description for SH2A.
18366 2008-03-24 Richard Guenther <rguenther@suse.de>
18369 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18370 pointer assignments change conversions according to middle-end rules.
18371 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18372 * configure.ac: Include type checking in yes.
18373 * configure: Regenerate.
18375 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18377 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18378 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18380 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18382 * gthr-vxworks.h (UNUSED): Define.
18384 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18386 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18388 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18390 * doc/extend.texi (Function Attributes): Add missing comma in the
18391 example of the "alloc_size" attribute.
18393 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18396 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18398 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18401 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18404 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18405 of the underlying type of a MS bitfield layout to the natural
18406 alignment of the type.
18408 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18410 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18411 to their natural alignment to avoid store forwarding stalls.
18413 2008-03-22 Richard Guenther <rguenther@suse.de>
18415 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18416 For PHI nodes verify the address is invariant.
18417 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18418 (get_symbol_constant_value): Use is_gimple_min_invariant.
18419 (maybe_fold_stmt_indirect): Likewise.
18421 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18423 PR rtl-optimization/33927
18424 * Makefile.in (dse.o): Depend on $(TM_P_H).
18425 * expr.h (extract_low_bits): Declare.
18426 * expmed.c (extract_low_bits): New function.
18427 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18428 * dse.c: Include tm_p.h.
18429 (find_shift_sequence): Remove the read_reg argument and return the
18430 read value. Emit the instructions instead of returning them.
18431 Iterate on new_mode rather than calculating it each time.
18432 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18433 source to NEW_MODE and extract_low_bits to convert the shifted
18434 value to READ_MODE.
18435 (replace_read): Allow the load and store to have different mode
18436 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18437 or extraction instructions before trying the replacement. Update
18438 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18440 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18442 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18443 to their natural alignment to avoid store forwarding stalls.
18445 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18448 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18449 encouraging but not allowing gprs for input;
18450 change the input constraint to !f#r.
18451 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18453 change the output constraint to !f#r.
18455 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18458 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18459 corresponding post-reload splitters.
18460 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18461 when x87 FP math is selected.
18462 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18463 New function prototype.
18464 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18465 unreachable function to ease macroization of insn patterns.
18467 2008-03-21 Martin Jambor <mjambor@suse.cz>
18469 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18470 reference dumps if ddr is NULL or dependence is unknown.
18472 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18474 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18475 unsigned extension into account.
18476 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18477 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18478 Do computations on a scratch register.
18480 2008-03-21 Richard Guenther <rguenther@suse.de>
18482 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18483 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18484 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18485 * tree-ssa-dom.c (record_equality): Likewise.
18486 * tree-inline.c (copy_body_r): Likewise.
18487 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18490 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18492 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18493 as 'delete_unused' argument.
18495 2008-03-20 Richard Guenther <rguenther@suse.de>
18497 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18498 special casing of constant qualifiers.
18499 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18500 care about them in general.
18501 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18502 regardless of their type.
18503 (fold_stmt_r): Forcefully fold *& if we end up with that.
18505 2008-03-20 Paul Brook <paul@codesourcery.com>
18507 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18508 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18510 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18512 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18513 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18515 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18517 * common.opt (Wmudflap): New option.
18518 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18519 (mx_register_decls): Likewise.
18520 (mudflap_finish_file): Likewise.
18521 * doc/invoke.texi: Document -Wno-mudflap.
18523 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18525 * c-format.c (replace_format_name_to_system_name): New.
18526 (cmp_attribs): New.
18527 (convert_format_name_to_system_name): New.
18528 (decode_format_attr): Add use of convert_format_name_to_system_name.
18529 (format_types_orig): Add gnu_ prefix to names.
18530 (check_format_info_main): Special treating of \0 escaped names for
18531 supporting multi-character format specifiers as I32, I64.
18532 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18533 (gnu_target_overrides_format_attributes): New.
18534 * c-format.h: Add structure target_ovr_attr to hold
18535 system specific formatter names.
18536 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18537 msformat-c.o file to c_target_objs and cxx_target_objs.
18538 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18539 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18540 (TARGET_N_FORMAT_TYPES): New.
18541 * config/i386/msformat-c.c: New.
18542 * config/i386/t-cygming: Add build rule for msformat-c.o.
18543 * doc/extend.texi: Add new format names gnu_* and ms_* and
18545 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18547 2008-03-20 Ira Rosen <irar@il.ibm.com>
18549 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18550 optimizations turned on under -O3.
18551 (ftree-vectorize): Add that the flag is turned on with -O3.
18553 2008-03-20 Ben Elliston <bje@au.ibm.com>
18555 * regmove.c (try_auto_increment): Fix spelling error in comment.
18556 * final.c (final_scan_insn): Likewise.
18558 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18561 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18562 allocator preferences for "y" and "r" class registers.
18563 ("*mov<mode>_internal"): Ditto.
18564 ("*movv2sf_internal_rex64"): Ditto.
18565 ("*movv2sf_internal"): Ditto.
18567 2008-03-19 Michael Matz <matz@suse.de>
18569 PR middle-end/35616
18570 * calls.c (expand_call): Check overlap of arguments with call
18571 address for sibcalls.
18573 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18576 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18577 of the underlying type of a MS bitfield layout to the natural
18578 alignment of the type.
18580 2008-03-19 Jan Hubicka <jh@suse.cz>
18583 * toplev.c (decode_d_option): Handle all CPP flags.
18584 * tree-vrp.c: Update tree_pass descriptors.
18585 * regrename.c: Update tree_pass descriptors.
18586 * fwprop.c: Update tree_pass descriptors.
18587 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18588 * tree-into-ssa.c: Update tree_pass descriptors.
18589 * tree-dump.c: Update tree_pass descriptors.
18590 * tree-complex.c: Update tree_pass descriptors.
18591 * tree-dump.h: Update tree_pass descriptors.
18592 * see.c: Update tree_pass descriptors.
18593 * cgraphbuild.c: Update tree_pass descriptors.
18594 * tracer.c: Update tree_pass descriptors.
18595 * tree-loop-distribution.c: Update tree_pass descriptors.
18596 * cgraph.c: Update tree_pass descriptors.
18597 * postreload-gcse.c: Update tree_pass descriptors.
18598 * postreload.c: Update tree_pass descriptors.
18599 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18600 * tree-tailcall.c: Update tree_pass descriptors.
18601 * tree-pass.h (tree_opt_pass): Rename to ...
18602 (opt_pass) ... this one; add "type" field and remove letter field.
18603 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18604 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18605 all_lowering_passes): Update declaration.
18606 * ipa-cp.c: Update tree_pass descriptors.
18607 * final.c: Update tree_pass descriptors.
18608 * omp-low.c: Update tree_pass descriptors.
18609 * tree-ssa-dse.c: Update tree_pass descriptors.
18610 * ipa-reference.c: Update tree_pass descriptors.
18611 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18612 * auto-inc-dec.c: Update tree_pass descriptors.
18613 * reorg.c: Update tree_pass descriptors.
18614 * cgraphunit.c: Update tree_pass descriptors.
18615 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18616 * tree-ssa-ccp.c: Update tree_pass descriptors.
18617 * df-core.c: Update tree_pass descriptors.
18618 * mode-switching.c: Update tree_pass descriptors.
18619 * tree-nomudflap.c: Update tree_pass descriptors.
18620 * modulo-sched.c: Update tree_pass descriptors.
18621 * ipa-pure-const.c: Update tree_pass descriptors.
18622 * cse.c: Update tree_pass descriptors.
18623 * web.c: Update tree_pass descriptors.
18624 * tree-stdarg.c: Update tree_pass descriptors.
18625 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18626 * tree-ssa-dom.c: Update tree_pass descriptors.
18627 * tree-nrv.c: Update tree_pass descriptors.
18628 * tree-ssa-alias.c: Update tree_pass descriptors.
18629 * loop-init.c: Update tree_pass descriptors.
18630 * gimple-low.c: Update tree_pass descriptors.
18631 * ipa-inline.c: Update tree_pass descriptors.
18632 * tree-ssa-sink.c: Update tree_pass descriptors.
18633 * global.c: Update tree_pass descriptors.
18634 * ifcvt.c: Update tree_pass descriptors.
18635 * jump.c: Update tree_pass descriptors.
18636 * predict.c: Update tree_pass descriptors.
18637 * tree-ssa-loop.c: Update tree_pass descriptors.
18638 * recog.c: Update tree_pass descriptors.
18639 * dse.c: Update tree_pass descriptors.
18640 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18641 * tree-eh.c: Update tree_pass descriptors.
18642 * regmove.c: Update tree_pass descriptors.
18644 * function.c: Update tree_pass descriptors.
18645 * tree-vectorizer.c: Update tree_pass descriptors.
18646 * gcse.c: Update tree_pass descriptors.
18647 * ipa-type-escape.c: Update tree_pass descriptors.
18648 * tree-if-conv.c: Update tree_pass descriptors.
18649 * init-regs.c: Update tree_pass descriptors.
18650 * ipa.c: Update tree_pass descriptors.
18651 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18652 * rtl-factoring.c: Update tree_pass descriptors.
18653 * lower-subreg.c: Update tree_pass descriptors.
18654 * bt-load.c: Update tree_pass descriptors.
18655 * tree-dfa.c: Update tree_pass descriptors.
18656 * except.c: Update tree_pass descriptors.
18657 * emit-rtl.c: Update tree_pass descriptors.
18658 * cfgexpand.c: Update tree_pass descriptors.
18659 * tree-cfgcleanup.c: Update tree_pass descriptors.
18660 * cfgcleanup.c: Update tree_pass descriptors.
18661 * tree-ssa-pre.c: Update tree_pass descriptors.
18662 * tree-sra.c: Update tree_pass descriptors.
18663 * tree-mudflap.c: Update tree_pass descriptors.
18664 * tree-ssa-copy.c: Update tree_pass descriptors.
18665 * cfglayout.c: Update tree_pass descriptors.
18666 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18667 * tree-ssa-dce.c: Update tree_pass descriptors.
18668 * tree-ssa.c: Update tree_pass descriptors.
18669 * regclass.c: Update tree_pass descriptors.
18670 * integrate.c: Update tree_pass descriptors.
18671 * tree-optimize.c: Update tree_pass descriptors.
18672 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18673 * tree-object-size.c: Update tree_pass descriptors.
18674 * combine.c: Update tree_pass descriptors.
18675 * tree-outof-ssa.c: Update tree_pass descriptors.
18676 * bb-reorder.c: Update tree_pass descriptors.
18677 * stack-ptr-mod.c: Update tree_pass descriptors.
18678 * var-tracking.c: Update tree_pass descriptors.
18679 * tree-profile.c: Update tree_pass descriptors.
18680 * tree-vect-generic.c: Update tree_pass descriptors.
18681 * reg-stack.c: Update tree_pass descriptors.
18682 * sched-rgn.c: Update tree_pass descriptors.
18683 * tree-ssa-structalias.c: Update tree_pass descriptors.
18684 * tree-cfg.c: Update tree_pass descriptors.
18685 * passes.c (current_pass): Update declaration.
18686 (finish_optimization_passes): Update.
18687 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18688 (register_one_dump_file, register_dump_files_1, next_pass_1):
18690 (init_optimization_passes): Update handling of new types.
18691 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18692 * ipa-struct-reorg.c: Update tree_pass descriptors.
18693 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18694 * combine-stack-adj.c: Update tree_pass descriptors.
18695 * cfgrtl.c: Update tree_pass descriptors.
18696 * dce.c: Update tree_pass descriptors.
18697 * tree-ssanames.c: Update tree_pass descriptors.
18699 2008-03-19 Richard Guenther <rguenther@suse.de>
18701 PR middle-end/35609
18702 * tree-ssa.c (walk_data): New structure.
18703 (warn_uninitialized_var): If not always_executed warn with "maybe"
18705 (execute_early_warn_uninitialized): Compute post-dominators.
18706 Initialize always_executed before processing each basic block.
18708 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18711 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18712 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18714 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18716 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18718 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18720 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18722 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18723 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18724 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18725 target after ignore has been set, and move there also the commputation
18726 of subtarget and original_target.
18727 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18728 (LANG_HOOKS_INITIALIZER): Remove it.
18729 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18731 2008-03-18 Richard Guenther <rguenther@suse.de>
18733 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18734 found an expression with constants, note that in the VN for the lhs.
18735 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18736 fold them to constants if possible. Run cleanup_cfg if done so.
18737 (execute_pre): Return todo.
18738 (do_pre): Likewise.
18739 (execute_fre): Likewise.
18740 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18742 (get_prop_source_stmt): Look through pointer conversions.
18744 2008-03-18 Jan Hubicka <jh@suse.cz>
18746 * tree-pretty-print.c: Include predict.h.
18747 (dump_generic_node): Dump predictor.
18748 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18749 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18750 * gimple-low.c (lower_stmt): Likewise.
18751 * expr.c (expand_expr_real): Likewise.
18752 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18754 (build_predict_expr, build_predict_expr): New.
18755 * predict.h (predictor_name, build_predict_expr): Update.
18756 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18757 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18758 * predict.def (PRED_CONTINUE): Update hitrate.
18759 * tree.def (PREDICT_EXPR): Define.
18760 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18761 do not handle BIND_EXPR.
18762 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18763 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18764 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18767 2008-03-18 Michael Matz <matz@suse.de>
18769 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18771 2008-03-18 Richard Guenther <rguenther@suse.de>
18773 * tree-gimple.h (is_gimple_invariant_address): Declare.
18774 (is_gimple_constant): Likewise.
18775 * tree-gimple.c (is_gimple_constant): New function.
18776 (is_gimple_invariant_address): Likewise.
18777 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18778 and is_gimple_invariant_address.
18779 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18781 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18782 an addressable base.
18784 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18786 PR middle-end/35611
18787 * gimplify.c (gimplify_expr): Gimplify second operand of
18790 2008-03-17 Richard Guenther <rguenther@suse.de>
18792 PR tree-optimization/19637
18793 * fold-const.c (fold_unary): Remove restrictions of removing
18794 intermediate pointer-conversions (P2)(P1)P0.
18795 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18796 conversion to void pointer.
18797 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18799 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18802 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18803 emulated thread local variables.
18805 2008-03-16 Richard Guenther <rguenther@suse.de>
18807 PR middle-end/35607
18808 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18809 expand TREE_INVARIANT operations that are not gimple invariant.
18811 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18813 * doc/extend.texi (Alignment): Say that the ABI controls
18814 the __alignof__ for non-strict-alignment targets rather
18815 than being a recommendation.
18817 2008-03-15 Paul Brook <paul@codesourcery.com>
18819 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18821 (arm_output_fn_unwind): Mark functions that can not be unwound.
18823 2008-03-15 Paul Brook <paul@codesourcery.com>
18825 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18826 extension instructions.
18828 2008-03-15 Richard Guenther <rguenther@suse.de>
18830 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18831 and fold constant aggregate refs.
18832 (fold_const_aggregate_ref): Handle string constants
18833 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18834 (evaluate_stmt): Simplify now that ccp_fold folds constant
18837 2008-03-15 Paul Brook <paul@codesourcery.com>
18839 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18840 (extzv): Use gen_extzv_t2.
18841 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18843 2008-03-15 Richard Guenther <rguenther@suse.de>
18845 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18846 (fold_const_aggregate_ref): Likewise.
18847 (get_value): Return NULL if we don't have any values.
18848 (ccp_finalize): Set const_val to NULL after freeing it.
18849 * tree-flow.h (get_symbol_constant_value): Declare.
18850 (fold_const_aggregate_ref): Likewise.
18851 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18853 2008-03-15 Richard Guenther <rguenther@suse.de>
18855 PR middle-end/35593
18856 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18857 to not produce negative array indices if not allowed. Add
18858 parameter to indicate that.
18859 (maybe_fold_offset_to_component_ref): Allow negative array
18860 indices only for the first member of a structure.
18861 (maybe_fold_offset_to_reference): Allow negative array indices.
18862 (maybe_fold_stmt_addition): Likewise.
18864 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18865 Anatoly Sokolov <aesok@post.ru>
18867 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18868 (avr_arch): Add ARCH_AVR6.
18869 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18870 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18871 instead of fixed value 2.
18872 (print_operand_address): Use gs() asm specifier instead of pm().
18873 (avr_assemble_integer): (Ditto.).
18874 (avr_output_addr_vec_elt): (Ditto.).
18875 (print_operand): Handle "!" code.
18876 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18877 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18878 (AVR_HAVE_EIJMP_EICALL): Define.
18879 (AVR_3_BYTE_PC): Redefine.
18880 (AVR_2_BYTE_PC): (Ditto.).
18881 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18882 (LINK_SPEC): Add atmega2560 and atmega2561.
18883 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18885 * config/avr/avr.md (call_insn): Use eicall instead of icall
18886 for 3 byte PC devices.
18887 (call_value_insn): (Ditto.).
18888 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18889 (indirect_jump): Use only for for 2 byte PC devices.
18890 (*tablejump): (Ditto.).
18891 (*indirect_jump_avr6): Add insn.
18892 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18893 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18894 instead of ijmp for 3 byte PC devices.
18895 (__tablejump2__): (Ditto.).
18896 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18897 (MULITLIB_DIRNAMES): (Ditto.).
18898 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18900 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18902 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18903 "sse2_umulsidi3". Use V1DI mode for operand 0.
18904 ("mmx_psadbw"): Use V1DI mode for operand 0.
18905 * config/i386/i386-modes.def (V1SI): New vector mode.
18906 * config/i386/i386.c (struct builtin_description)
18907 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18908 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18909 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18910 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18911 v1di_ftype_v8qi_v8qi type.
18912 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18914 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18915 __builtin_ia32_pmuludq]: Fix the mode of return value.
18917 2008-03-15 Richard Guenther <rguenther@suse.de>
18919 PR middle-end/35595
18920 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18923 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18925 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18926 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18927 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18928 unless TARGET_SERIALIZE_VOLATILE is enabled.
18929 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18930 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18931 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18933 2008-03-14 Richard Guenther <rguenther@suse.de>
18935 PR tree-optimization/34172
18936 * tree-flow.h (refs_may_alias_p): Declare.
18937 (get_single_def_stmt): Likewise.
18938 (get_single_def_stmt_from_phi): Likewise.
18939 (get_single_def_stmt_with_phi): Likewise.
18940 * tree-dfa.c (refs_may_alias_p): New function.
18941 (get_single_def_stmt): Likewise.
18942 (get_single_def_stmt_from_phi): Likewise.
18943 (get_single_def_stmt_with_phi): Likewise.
18944 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18945 (vn_reference_lookup_1): New helper function.
18946 (vn_reference_lookup): Walk the virtual use-def chain to
18947 continue searching for a match if the def does not alias the
18948 reference we are looking for.
18950 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18952 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18953 archive and Perzl. Update The Written Word listing.
18955 2008-03-14 Richard Guenther <rguenther@suse.de>
18957 PR tree-optimization/34043
18958 PR tree-optimization/33989
18959 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18961 (bitmap_find_leader): Use extra argument to verify dominance
18962 relationship inside a basic-block.
18963 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18964 (find_leader_in_sets): Adjust.
18965 (create_component_ref_by_pieces): Take extra argument for
18966 dominance check, handle lookup failures.
18967 (find_or_generate_expression): Likewise.
18968 (create_expression_by_pieces): Likewise.
18969 (insert_into_preds_of_block): Adjust.
18970 (create_value_expr_from): If asked for, verify all operands
18971 are in the blocks AVAIL_OUT set.
18972 (make_values_for_stmt): Check for SSA_NAMEs that are life
18973 over an abnormal edge.
18974 (compute_avail): Remove such check.
18975 (do_SCCVN_insertion): New function.
18976 (eliminate): If we do not find a leader suitable for replacement
18977 insert a replacement expression from SCCVN if available.
18978 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18979 (struct vn_ssa_aux): Add needs_insertion flag.
18980 * tree-ssa-sccvn.c (may_insert): New global flag.
18981 (copy_reference_ops_from_ref): Value-number union member access
18982 based on its size, not type and member if insertion is allowed.
18983 (visit_reference_op_load): For a weak match from union type
18984 punning lookup a view-converted value and insert a SSA_NAME
18985 for that value if that is not found.
18986 (visit_use): Make dumps shorter. Do not disallow value numbering
18987 SSA_NAMEs that are life over an abnormal edge to constants.
18988 (free_scc_vn): Release inserted SSA_NAMEs.
18989 (run_scc_vn): New flag to specify whether insertion is allowed.
18990 Process SSA_NAMEs in forward order.
18991 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18992 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18993 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18994 pointer type to/from integral types that do not change the
18995 precision to regular conversions.
18997 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18999 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19000 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19001 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19002 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19003 input arguments and the mode of return value. Built-in functions
19004 that operate on whole 64-bit MMX register now use V1DI mode.
19006 2008-03-13 Alon Dayan <alond@il.ibm.com>
19007 Olga Golovanevsky <olga@il.ibm.com>
19009 PR tree-optimization/35041
19010 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19011 to locate the right position in a statement.
19013 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19017 * config/i386/xmmintrin.h: Change all static inline functions to
19018 extern inline and add __gnu_inline__ attribute.
19019 * config/i386/bmintrin.h: Ditto.
19020 * config/i386/smmintrin.h: Ditto.
19021 * config/i386/tmmintrin.h: Ditto.
19022 * config/i386/mmintrin-common.h: Ditto.
19023 * config/i386/ammintrin.h: Ditto.
19024 * config/i386/emmintrin.h: Ditto.
19025 * config/i386/pmmintrin.h: Ditto.
19026 * config/i386/mmintrin.h: Ditto.
19027 * config/i386/mm3dnow.h: Ditto.
19029 2008-03-13 Jakub Jelinek <jakub@redhat.com>
19031 PR middle-end/35185
19032 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
19033 (lower_omp_2): New function.
19034 (lower_omp_1, lower_omp): Rewritten.
19036 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
19039 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
19040 with the phrase "Microsoft Windows compilers".
19041 (Push/Pop Macro Pragmas): New subsection. Document
19042 #pragma push_macro and pragma pop_macro.
19044 2008-03-12 Paul Brook <paul@codesourcery.com>
19046 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
19048 2008-03-12 Paul Brook <paul@codesourcery.com>
19050 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
19051 (thumb2_alusi3_short): Exclude PLUS and MINUS.
19052 (thumb2_addsi_shortim): Rename ...
19053 (thumb2_addsi_short): ... to this. Allow register operands.
19054 (thumb2_subsi_short): New pattern.
19055 (thumb2_one_cmplsi2_short,
19056 thumb2_negsi2_short): New patterns and peepholes.
19058 2008-03-12 Paul Brook <paul@codesourcery.com>
19060 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
19062 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
19064 * config/i386/i386.md (int_cond): New code iterator.
19066 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
19067 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
19068 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
19069 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
19070 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
19071 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
19072 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
19073 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
19075 2008-03-12 Paul Brook <paul@codesourcery.com>
19077 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
19078 instead of {arm,thumb}_compute_save_reg_mask.
19079 (output_return_instruction): Ditto.
19080 (thumb_unexpanded_epilogue): Ditto.
19081 (thumb1_expand_prologue): Ditto.
19082 (thumb1_output_function_prologue): Ditto.
19083 (arm_set_return_address): Ditto.
19084 (thumb_set_return_address): Ditto.
19085 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
19086 regs to achieve stack alignment.
19087 (thumb1_compute_save_reg_mask): Fix compiler warning.
19088 (arm_output_epilogue): Use offsets->saved_regs_mask.
19089 Adjust stack pointer by poping call clobered registers.
19090 (arm_expand_prologue): Use offsets->saved_regs_mask.
19091 Adjust stack pointer by pushing extra registers.
19092 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
19094 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
19097 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
19098 conversion to the operands of a multiplication.
19100 2008-03-12 Richard Guenther <rguenther@suse.de>
19102 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
19103 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
19104 * timevar.def (TV_TREE_PHIPROP): Add.
19105 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
19106 pass description. Use TV_TREE_PHIPROP.
19107 * tree-ssa-forwprop.c: Remove phiprop code.
19109 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19111 PR middle-end/35549
19112 * omp-low.c (maybe_lookup_decl): Constify first argument.
19113 (use_pointer_for_field): Change last argument from bool to
19114 omp_context *. Disallow shared copy-in/out in nested
19115 parallel if decl is shared in outer parallel too.
19116 (build_outer_var_ref, scan_sharing_clauses,
19117 lower_rec_input_clauses, lower_copyprivate_clauses,
19118 lower_send_clauses, lower_send_shared_vars): Adjust callers.
19120 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
19121 Ira Rosen <irar@il.ibm.com>
19123 * tree-vectorizer.c (free_stmt_vec_info): New function.
19124 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
19125 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
19126 * tree-vectorizer.h (free_stmt_vec_info): Declare.
19127 * tree-vect-transform.c (vectorizable_conversion): Free
19128 vec_oprnds0 if it was allocated.
19129 (vect_permute_store_chain): Remove unused VECs.
19130 (vectorizable_store): Free VECs that are allocated in the..
19132 (vect_transform_strided_load, vectorizable_load): Likewise.
19133 (vect_remove_stores): Simplify the code.
19134 (vect_transform_loop): Move code to vect_remove_stores().
19135 Call vect_remove_stores() and free_stmt_vec_info().
19137 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19139 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
19140 TARGET_HPUX. Revise comment.
19141 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
19142 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
19143 Use sr4 variant of `be' instruction when not generating PIC code.
19144 (attr_length_call): Adjust for above change.
19146 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19148 * ipa-reference.c (static_execute): Remove module_statics_const and
19149 associated setting code.
19151 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19154 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19155 predicate for operand 1.
19156 (paritysi2_cmp): Use register_operand predicate for operand 2.
19157 Use earlyclobber modifier for operand 1. Remove support for
19159 (paritydi2_cmp): Use register_operand predicate for operand 3.
19160 Use earlyclobber modifier for operand 1. Remove support for
19163 2008-03-11 Paul Brook <paul@codesourcery.com>
19164 Vladimir Prus <vladimir@codesourcery.com>
19166 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
19167 (arm_compute_save_reg0_reg12_mask): Always
19168 check if register 11 must be saved. Always safe hard frame pointer
19169 when frame_pointer_needeed.
19170 (arm_compute_save_reg_mask): Save IP and PC
19171 only with apcs frames.
19172 (arm_output_epilogue): Adjust Thumb2 codepath to
19173 be also invoked and work for ARM non-apcs frames.
19174 (arm_expand_prologue): Don't bother saving IP
19175 for non-apcs frame, since it's not clobbered by
19176 prologue code. Implement non-apcs frame
19179 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19181 PR rtl-optimization/35281
19182 * expr.c (convert_move): Use a new pseudo for the intermediate
19183 from_mode->word_mode result.
19185 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19187 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19188 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19189 * toplev.c (compile_file): Don't call it.
19191 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19193 PR middle-end/35526
19194 * expr.c (store_expr): Call emit_block_move if the mode
19195 of "temp" RTX is BLKmode.
19197 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19198 Richard Guenther <rguenther@suse.de>
19200 PR tree-optimization/31358
19201 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19202 the step with a NULL_TREE.
19203 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19204 to sizetype if type is a pointer type.
19205 (add_candidate_1): Don't convert the base and step to
19206 the generic type if the orginal type is a pointer type.
19207 (add_iv_value_candidates): Use sizetype for the step
19208 if type is a pointer type.
19209 (cand_value_at): Likewise.
19210 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19212 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19213 Don't convert the tem affine to the type.
19214 (add_elt_to_tree): Use sizetype for the step if a pointer.
19215 Use POINTER_PLUS_EXPR for pointers.
19216 (aff_combination_to_tree): Use sizetype for the step if a
19219 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19221 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19222 Remove commutativity hint.
19224 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19228 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19229 errorneous type. Check that v is a VAR_DECL.
19231 PR middle-end/35099
19232 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19234 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19236 PR tree-optimization/35494
19237 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19238 may be overriden at link and run time.
19240 2008-03-10 Richard Guenther <rguenther@suse.de>
19242 PR tree-optimization/34677
19243 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19244 (poolify_tree): Likewise.
19245 (modify_expr_template): Likewise.
19246 (poolify_modify_stmt): Likewise.
19247 (insert_fake_stores): Handle all component-ref style stores
19248 in addition to INDIRECT_REF. Also handle complex types.
19249 Do not poolify the inserted load.
19250 (realify_fake_stores): Do not rebuild the tree but only
19251 make it a SSA_NAME copy.
19252 (init_pre): Remove initialzation of modify_expr_template.
19253 Do not allocate modify_expr_node_pool.
19254 (fini_pre): Do not free modify_expr_node_pool.
19256 2008-03-10 Paul Brook <paul@codesourcery.com>
19258 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19259 to avoid conflicts.
19261 2008-03-10 Paul Brook <paul@codesourcery.com>
19262 Mark Shinwell <shinwell@codesourcery.com>
19264 * config/arm/cortex-r4.md: New.
19265 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19267 * config/arm/arm.md: Include cortex-r4.md.
19268 (insn): Add smmls, sdiv and udiv values.
19269 (generic_sched): Don't use generic scheduling for Cortex-R4.
19270 (arm_issue_rate): New function.
19271 (TARGET_SCHED_ISSUE_RATE): Define.
19273 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19275 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19277 2008-03-10 Richard Guenther <rguenther@suse.de>
19279 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19280 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19282 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19284 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19285 Set default to true.
19287 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19289 * c.opt (Wsynth): Deprecate.
19290 * doc/invoke.texi (Option Summary, Warning Options): Document
19291 -Wno-format-contains-nul.
19293 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19296 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19297 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19299 2008-03-09 Ira Rosen <irar@il.ibm.com>
19301 * config/rs6000/rs6000.c (builtin_description): Rename vector
19302 left shift operations.
19303 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19304 (altivec_vsl<VI_char>): Rename to ...
19305 (ashl<mode>3): ... new name.
19306 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19308 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19310 2008-03-08 Richard Guenther <rguenther@suse.de>
19312 * coverage.h (tree_coverage_counter_addr): Declare.
19313 * coverage.c (tree_coverage_counter_addr): New function.
19314 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19315 before using again.
19316 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19317 (tree_gen_one_value_profiler): Likewise.
19318 (tree_gen_ic_profiler): Likewise.
19319 (tree_gen_average_profiler): Likewise.
19320 (tree_gen_ior_profiler): Likewise.
19322 2008-03-08 Richard Guenther <rguenther@suse.de>
19324 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19325 (vn_binary_op_insert): Likewise.
19326 (vn_unary_op_lookup): Likewise.
19327 (vn_unary_op_insert): Likewise.
19328 (vn_nary_op_lookup): Declare.
19329 (vn_nary_op_insert): Likewise.
19330 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19331 and binary hashes, use a single obstack for unary_op_pool
19332 and binary_op_pool.
19333 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19334 a single struct vn_nary_op_s. Store tree code length and
19335 a variable number of operands.
19336 (struct vn_reference_op_struct): Remove unused op2.
19337 (vn_reference_op_eq): Do not compare op2.
19338 (vn_reference_op_compute_hash): Do not compute hash of op2.
19339 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19340 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19341 with vn_nary_op_compute_hash.
19342 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19343 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19345 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19347 (visit_unary_op): Call nary functions.
19348 (visit_binary_op): Likewise.
19349 (process_scc): Adjust for struct vn_tables_s changes.
19350 (allocate_vn_table): Likewise.
19351 (free_vn_table): Likewise.
19352 * tree-vn.c (vn_add): Call nary functions.
19353 (vn_lookup): Likewise.
19355 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19358 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19359 wdst back after sync_compare_and_swapqhi_internal.
19361 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19364 * config/i386/i386-modes.def (V1DI): New vector mode.
19365 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19366 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19367 (MMXMODE248): Ditto.
19368 (MMXMODE): Add V1DI mode.
19369 (mmxvecsize): Change DI mode to V1DI mode.
19370 ("mov<mode>): Use MMXMODEI8 mode iterator.
19371 ("*mov<mode>_internal_rex64"): Ditto.
19372 ("*mov<mode>_internal"): Ditto.
19373 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19374 ("mmx_sub<mode>3"): Ditto.
19375 ("mmx_adddi3"): Remove insn pattern.
19376 ("mmx_subdi3"): Ditto.
19377 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19378 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19379 ("mmx_ashl<mode>3"): Ditto.
19380 ("mmx_lshrdi3"): Remove insn pattern.
19381 ("mmx_ashldi3"): Ditto.
19382 * config/i386/i386.c (classify_argument): Handle V1DImode.
19383 (function_arg_advance_32): Ditto.
19384 (function_arg_32): Ditto.
19385 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19386 mmx_addv1di3 insn pattern.
19387 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19388 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19389 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19390 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19391 Remove definitions of built-in functions.
19392 (V1DI_type_node): New node.
19393 (v1di_ftype_v1di_int): Ditto.
19394 (v1di_ftype_v1di_v1di): Ditto.
19395 (v2si_ftype_v2si_si): Ditto.
19396 (v4hi_ftype_v4hi_di): Remove node.
19397 (v2si_ftype_v2si_di): Ditto.
19398 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19399 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19400 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19401 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19402 Add new builtins using def_builtin_const.
19403 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19404 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19405 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19406 * config/i386/mmintrin.h (__v1di): New typedef.
19407 (_mm_add_si64): Cast arguments to __v1di type.
19408 (_mm_sub_si64): Ditto.
19409 (_mm_sll_pi16): Cast __count to __v4hi type.
19410 (_mm_sll_pi32): Cast __count to __v2si type.
19411 (_mm_sll_si64): Cast arguments to __v1di type.
19412 (_mm_srl_pi16): Cast __count to __v4hi type.
19413 (_mm_srl_pi32): Cast __count to __v2si type.
19414 (_mm_srl_si64): Cast arguments to __v1di type.
19415 (_mm_sra_pi16): Cast __count to __v4hi type.
19416 (_mm_sra_pi32): Cast __count to __v2si type.
19417 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19418 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19419 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19420 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19421 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19422 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19423 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19424 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19425 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19426 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19427 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19428 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19430 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19432 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19434 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19437 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19438 reg+const addressing for Altivec modes. Don't generate reg+reg
19439 addressing for TFmode or TDmode quantities.
19441 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19443 * c-common.c (vector_types_convertible_p): Call langhook
19444 instead of comptypes.
19446 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19449 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19450 integral and scalar float variables which have a
19453 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19455 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19456 dwarf_register_span hook when emitting unwind information for
19457 register-to-memory saves.
19458 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19459 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19461 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19463 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19464 for the same VAR_DECL.
19466 2008-03-06 Tom Tromey <tromey@redhat.com>
19468 * treelang: Delete.
19469 * doc/standards.texi (Standards): Don't mention treelang.
19470 * doc/invoke.texi (Overall Options): Don't mention treelang.
19471 * doc/install.texi (Prerequisites): Don't mention bison or
19473 (Configuration): Don't mention treelang.
19474 (Building): Likewise.
19475 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19477 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19479 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19480 word-extractions out of a multi-word object.
19482 2008-03-06 Richard Guenther <rguenther@suse.de>
19484 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19485 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19486 result type and precision.
19487 * expr.c (get_inner_reference): Set unsignedp based on the result
19488 type of BIT_FIELD_REF.
19489 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19490 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19491 (try_instantiate_multiple_fields): Likewise. Use the correct type
19493 (sra_build_assignment): Likewise.
19494 (sra_build_elt_assignment): Likewise.
19495 (sra_explode_bitfield_assignment): Likewise.
19496 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19497 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19498 set BIT_FIELD_REF_UNSIGNED.
19499 (vectorizable_load): Likewise.
19501 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19503 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19506 2008-03-06 Richard Guenther <rguenther@suse.de>
19508 * alias.c (struct alias_set_entry): Move has_zero_child field
19509 to pack with alias_set.
19511 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19513 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19516 2008-03-05 Ian Lance Taylor <iant@google.com>
19518 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19520 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19522 * fwprop.c (update_df): Support width and offset parameters of
19524 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19525 global_conflicts): Change DF_REF_EXTRACT to either
19526 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19527 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19528 * df-scan.c (df_ref_record, df_defs_record,
19529 df_ref_create_structure, df_def_record_1, df_uses_record,
19530 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19531 df_bb_refs_collect, df_entry_block_defs_collect,
19532 df_exit_block_uses_collect): Support new width and offset fields.
19533 (ref_extract_pool): New storage pool.
19534 (df_free_ref): New function.
19535 (df_reg_chain_unlink, df_free_collection_rec,
19536 df_sort_and_compress_refs): Call df_free_ref.
19537 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19539 (df_ref_create_structure): Allocate df_ref_extract if offset and
19540 width fields are used.
19541 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19542 (df_uses_record): Get offset and width from ZERO_EXTRACT
19544 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19545 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19546 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19547 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19548 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19549 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19550 (df_ref_extract): New structure.
19551 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19552 (df_ref_create): Add width and offset parameters.
19554 2008-03-05 Richard Guenther <rguenther@suse.de>
19556 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19557 Use ranges_overlap_p.
19558 (offset_overlaps_with_access): Rename
19559 to ranges_overlap_p and move ...
19560 * tree-flow-inline.h (ranges_overlap_p): ... here.
19562 * tree.h (get_inner_reference, handled_component_p): Update
19565 * tree.h (record_component_aliases, get_alias_set,
19566 alias_sets_conflict_p, alias_sets_must_conflict_p,
19567 objects_must_conflict_p): Move declarations ...
19568 * alias.h (record_component_aliases, get_alias_set,
19569 alias_sets_conflict_p, alias_sets_must_conflict_p,
19570 objects_must_conflict_p): ... here.
19571 Include coretypes.h.
19572 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19574 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19576 * cfg.c: Include tree-flow.h.
19577 (remove_edge_raw): Call redirect_edge_var_map_clear.
19578 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19579 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19580 (redirect_edge_var_map_result): New.
19581 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19582 PENDING_STMT use with redirect_edge_var_map_*.
19583 * tree-ssa.c (edge_var_maps): New definition.
19584 (redirect_edge_var_map_add): New.
19585 (redirect_edge_var_map_clear): New.
19586 (redirect_edge_var_map_dup): New.
19587 (redirect_edge_var_map_vector): New.
19588 (redirect_edge_var_map_destroy): New.
19589 (ssa_redirect_edge): Replace PENDING_STMT use with
19590 redirect_edge_var_map_*.
19591 (flush_pending_stmts): Same.
19592 (delete_tree_ssa): Destroy edge var map.
19593 * tree-flow.h (struct _edge_var_map): New.
19594 Define edge_var_map vector type.
19595 Declare redirect_edge_var_map_* prototypes.
19596 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19597 * tree-cfg.c (reinstall_phi_args): Replace
19598 PENDING_STMT use with redirect_edge_var_map_*.
19600 2008-03-05 Richard Guenther <rguenther@suse.de>
19602 PR tree-optimization/35472
19603 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19604 whose single use_stmt has a overlapping set of loaded and
19605 stored symbols as that use_stmt might be a noop assignment then.
19607 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19609 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19611 2008-03-05 Richard Guenther <rguenther@suse.de>
19614 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19615 should be constants.
19616 * tree-cfg.c (verify_expr): Verify it.
19617 * fold-const.c (fold_truthop): Remove code generating
19618 BIT_FIELD_REFs of structure bases.
19619 (fold_binary): Likewise.
19620 (fold_ternary): Position and size of BIT_FIELD_REFs are
19621 always host integers.
19622 (make_bit_field_ref): Remove.
19623 (optimize_bit_field_compare): Remove.
19624 (all_ones_mask_p): Remove.
19626 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19629 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19630 (split_block_and_df_analyze): New. Split basic block and rebuild
19632 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19634 (split_pattern_seq): Likewise.
19635 (erase_matching_seqs): Likewise.
19636 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19638 2008-03-04 Geoff Keating <geoffk@apple.com>
19640 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19641 declaration and code.
19642 (tree_invalid_nonnegative_warnv_p): Likewise.
19644 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19646 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19647 examples. Truncate option-names then causing overfull hbox.
19649 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19652 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19654 * configure: Rebuilt.
19656 2008-03-04 Rafael Espíndola <espindola@google.com>
19658 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19659 (tree_unary_nonnegative_warnv_p): New.
19660 (tree_binary_nonnegative_warnv_p): New.
19661 (tree_single_nonnegative_warnv_p): New.
19662 (tree_invalid_nonnegative_warnv_p): New.
19663 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19665 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19668 * opts.c (handle_option): Postpone 'unknown option' errors only for
19671 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19674 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19677 2008-03-04 Rafael Espíndola <espindola@google.com>
19679 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19680 (tree_binary_nonzero_warnv_p): New.
19681 (tree_single_nonzero_warnv_p): New.
19682 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19684 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19686 PR middle-end/35456
19687 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19688 transformations for modes that have signed zeros.
19689 * ifcvt.c (noce_try_abs): Ditto.
19691 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19693 * config/i386/i386.c (override_options): Force
19694 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19696 2008-03-04 Jan Hubicka <jh@suse.cz>
19699 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19702 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19704 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19705 label to probe the stack.
19707 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19709 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19710 (__gthr_win32_mutex_destroy): Declare.
19711 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19712 __gthr_win32_mutex_destroy.
19713 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19715 2008-03-03 Jan Hubicka <jh@suse.cz>
19718 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19719 aggressive on inlining cold calls.
19721 2008-03-03 Richard Guenther <rguenther@suse.de>
19723 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19724 struct copies into the expression table.
19725 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19726 (try_to_simplify): Likewise.
19727 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19728 integral and pointer arguments which do not change the
19729 precision to NOP_EXPRs.
19730 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19731 VIEW_CONVERT_EXPR case.
19733 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19735 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19736 defined in a loop at depth 0 is invariant.
19737 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19738 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19739 be called at loop depth 0.
19741 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19744 * gcc.c (process_command): Update copyright notice dates.
19745 * gcov.c (print_version): Likewise.
19746 * gcov-dump.c (print_version): Likewise.
19747 * mips-tfile.c (main): Likewise.
19748 * mips-tdump.c (main): Likewise.
19750 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19753 * c-common.c (flag_permissive): Delete.
19754 (constant_expression_warnings): Check flags first.
19755 (constant_expression_error): New.
19756 * c-common.h (flag_permissive): Delete.
19757 (constant_expression_error): Declare.
19758 * flags.h (flag_permissive): Declare. Update description.
19759 * diagnostic.c (pedwarn): Update.
19761 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19762 (permissive_error_kind): New.
19763 * toplev.c (flag_permissive): Define. Update description.
19764 * toplev.h (permissive_error_kind): Declare.
19765 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19766 (pedwarn_c90): Use pedantic_warning_kind.
19767 * c-opts.c (c_common_post_options): flag_permissive does not affect
19768 flag_pedantic_errors.
19770 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19772 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19773 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19774 __absvsi2, __absvDI2): Use unsigned arithmetic.
19776 2008-03-02 Andi Kleen <ak@suse.de>
19777 Richard Guenther <rguenther@suse.de>
19779 * struct-equiv.c: Remove file.
19780 * cfg_cleanup.c (condjump_equiv_p): Remove.
19781 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19782 (struct-equiv.o): Remove rule.
19783 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19784 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19785 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19787 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19789 * ifcvt.c (noce_process_if_block): Try to handle only the then
19790 block if the else block exists but isn't suitable.
19792 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19795 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19796 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19797 regression from previous patch.
19799 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19802 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19804 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19805 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19806 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19807 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19808 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19809 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19810 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19811 (__gthread_mutex_destroy_function): Rename to
19812 __gthread_mutex_destroy.
19813 * gthr-dce.h (__gthread_mutex_destroy): Call
19814 pthread_mutex_destroy.
19815 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19816 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19817 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19819 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19821 * df-scan.c (df_ref_chain_change_bb): Simplify.
19822 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19823 set_block_for_insn if there's any change.
19824 * df.h ((df_insn_change_bb): Fix prototype.
19825 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19826 df_insn_change_bb, don't call set_block_for_insn.
19827 * emit-rtl.c (reorder_insns): Likewise.
19828 * haifa-sched.c (move_insn): Likewise.
19830 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19832 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19834 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19836 * tree-flow-inline.h (next_readonly_imm_use): Return
19837 NULL_USE_OPERAND_P after the end.
19839 2008-03-01 Richard Guenther <rguenther@suse.de>
19841 PR tree-optimization/35411
19842 * tree-sra.c (sra_build_assignment): Split conversion to
19843 final type to a separate statement if we are not assigning
19846 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19848 * fold-const.c (fold_convertible_p): Correct the logic to follow
19849 that in fold_convert().
19851 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19854 * tree-inline.c (build_duplicate_type): When we make a
19855 duplicate type, make it unique in the canonical types system.
19857 2008-02-29 Tom Tromey <tromey@redhat.com>
19859 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19860 input_file_stack_history, input_file_stack_restored): Remove.
19861 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19862 * input.h (struct file_stack): Remove.
19863 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19864 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19866 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19868 (diagnostic_last_module_changed): Add 'map' argument.
19869 (diagnostic_set_last_function): Likewise.
19870 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19871 line map, not input_file_stack.
19872 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19874 2008-02-29 Paul Brook <paul@codesourcery.com>
19876 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19878 2008-02-29 Paul Brook <paul@codesourcery.com>
19880 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19882 2008-02-29 Richard Guenther <rguenther@suse.de>
19884 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19886 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19887 value for comparing for a store match.
19888 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19889 (try_to_simplify): Do not do a full-blown reference lookup.
19891 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19893 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19894 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19896 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19898 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19900 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19901 strides against cache sizes.
19903 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19905 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19908 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19910 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19911 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19912 is smaller than the original promoted value.
19913 (simplify_subreg): If OP is a SUBREG, try to preserve its
19914 SUBREG_PROMOTED_VAR_P information.
19916 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19918 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19919 (VN_INFO_GET): Allocate new objects on the obstack.
19920 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19921 for rpo_numbers_temp, for consistency.
19922 (free_scc_vn): Free the obstack.
19924 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19926 * doc/invoke.texi: Document -ftree-loop-distribution.
19927 * tree-loop-distribution.c: New.
19928 * tree-pass.h (pass_loop_distribution): New.
19929 * graphds.h (struct graph): Add htab_t indices.
19930 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19931 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19932 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19933 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19934 * tree-data-ref.c (debug_data_dependence_relations): New.
19935 (dump_data_dependence_relation): Also print data references.
19936 (free_data_ref): Extern.
19937 (same_access_functions): Moved...
19938 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19939 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19940 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19941 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19942 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19943 (stmts_from_loop): Skip LABEL_EXPR.
19944 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19946 (build_rdg): Initialize rdg->indices htab.
19947 (free_rdg, stores_from_loop, ref_base_address,
19948 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19949 have_similar_memory_accesses_1, ref_base_address_1,
19950 remove_similar_memory_refs): New.
19951 * tree-data-ref.h: Depend on tree-chrec.h.
19952 (debug_data_dependence_relations, free_data_ref): Declared.
19953 (same_access_functions): ... here.
19954 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19956 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19957 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19958 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19959 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19960 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19961 rdg_vertex_for_stmt): Declared.
19962 (struct rdg_edge): Add level.
19964 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19965 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19967 (rdg_has_similar_memory_accesses): New.
19968 * tree-vect-analyze.c: Remove unused static decls.
19969 * lambda.h (dependence_level): New.
19970 * common.opt (ftree-loop-distribution): New.
19971 * tree-flow.h (mark_virtual_ops_in_bb,
19972 slpeel_tree_duplicate_loop_to_edge_cfg,
19973 rename_variables_in_loop): Declared.
19974 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19975 (OBJS-common): Add tree-loop-distribution.o.
19976 (tree-loop-distribution.o): New rule.
19977 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19978 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19979 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19981 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19984 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19985 other than structures and unions.
19987 2008-02-28 Richard Guenther <rguenther@suse.de>
19990 2008-02-26 Richard Guenther <rguenther@suse.de>
19992 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19993 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19994 (lookup_decl_from_uid): Declare.
19995 (remove_decl_from_map): Likewise.
19996 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19997 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19998 (decl_for_uid_map): New global hashtable mapping DECL_UID
20000 (init_ttree): Allocate it.
20001 (insert_decl_to_uid_decl_map): New helper function.
20002 (make_node_stat): Insert new decls into the map.
20003 (copy_node_stat): Likewise.
20004 (lookup_decl_from_uid): New function.
20005 (remove_decl_from_map): Likewise.
20006 (print_decl_for_uid_map_statistics): New helper.
20007 (dump_tree_statistics): Call it.
20009 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20010 (referenced_var_iterator): Adjust.
20011 (FOR_EACH_REFERENCED_VAR): Adjust.
20012 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20013 (num_referenced_vars): Adjust.
20014 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20015 (first_referenced_var): Remove.
20016 (end_referenced_vars_p): Likewise.
20017 (next_referenced_var): Likewise.
20018 (referenced_var_iterator_set): New helper function.
20019 * tree-dfa.c (referenced_var_lookup): Adjust.
20020 (referenced_var_check_and_insert): Likewise.
20021 (remove_referenced_var): Likewise.
20022 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20023 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20024 (verify_call_clobbering): Likewise.
20025 (verify_memory_partitions): Likewise.
20026 (init_tree_ssa): Allocate bitmap instead of hashtable for
20028 (delete_tree_ssa): Adjust.
20029 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20030 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20031 (compute_tag_properties): Likewise.
20032 (set_initial_properties): Likewise.
20033 (find_partition_for): Likewise.
20034 (update_reference_counts): Likewise.
20035 (dump_may_aliases_for): Likewise.
20036 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20037 (add_call_clobber_ops): Likewise.
20038 (add_call_read_ops): Likewise.
20039 (get_asm_expr_operands): Likewise.
20040 * tree-into-ssa.c (dump_decl_set): Likewise.
20041 (update_ssa): Likewise.
20042 * tree-sra.c (scan_function): Likewise.
20043 (decide_instantiations): Likewise.
20044 (scalarize_parms): Likewise.
20045 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20046 (dsa_named_for): Likewise.
20047 * tree-ssa-structalias.c (update_alias_info): Likewise.
20048 (merge_smts_into): Likewise.
20050 2008-02-27 David Daney <ddaney@avtrex.com>
20053 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
20054 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
20055 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
20056 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
20057 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
20059 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
20062 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
20063 (BUILT_IN_NEXTTOWARD): Remove.
20064 (BUILT_IN_NEXTTOWARDF): Ditto.
20065 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
20066 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
20068 2008-02-27 Tom Tromey <tromey@redhat.com>
20070 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
20071 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
20073 2008-02-27 Jan Beulich <jbeulich@novell.com>
20075 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
20076 update the respective field on newdecl.
20078 2008-02-27 Revital Eres <eres@il.ibm.com>
20080 PR rtl-optimization/34999
20081 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
20082 crossing edges that ends with a call insn.
20083 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
20084 call insn and clear the EDGE_CROSSING flag of the crossing edge
20085 when fixing fallthru edges.
20087 2008-02-27 Richard Guenther <rguenther@suse.de>
20089 PR middle-end/35390
20090 * fold-const.c (fold_unary): Return the correct argument,
20091 converted to the result type.
20093 2008-02-27 Richard Guenther <rguenther@suse.de>
20095 PR middle-end/34971
20096 * expr.c (expand_expr_real_1): Assert on rotates that operate
20098 * fold-const.c (fold_binary): Use the types precision, not the
20099 bitsize of the mode if folding rotate expressions. Build rotates
20100 only for full modes.
20102 2008-02-27 Jakub Jelinek <jakub@redhat.com>
20104 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
20105 and CPP_PRAGMA_EOL.
20106 * c-pragma.c (pragma_ns_name): New typedef.
20107 (registered_pp_pragmas): New variable.
20108 (c_pp_lookup_pragma): New function.
20109 (c_register_pragma_1): If flag_preprocess_only, do nothing
20110 for non-expanded pragmas, for expanded ones push pragma's
20111 namespace and name into registered_pp_pragmas vector.
20112 (c_invoke_pragma_handler): Register OpenMP pragmas even when
20113 flag_preprocess_only, don't register GCC pch_preprocess
20114 pragma if flag_preprocess_only.
20115 * c-opts.c (c_common_init): Call init_pragma even if
20116 flag_preprocess_only.
20117 * c-pragma.c (c_pp_lookup_pragma): New prototype.
20118 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
20119 cpp_register_pragma if flag_preprocess_only.
20121 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20124 * c-parser.c (c_parser_translation_unit): Warn for empty
20125 translation unit, not empty source file.
20127 2008-02-26 Paul Brook <paul@codesourcery.com>
20129 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
20130 operand for Thumb-2.
20131 * config/arm/arm.h (reg_class): Add CORE_REGS.
20132 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
20133 (BASE_REG_CLASS): Use CORE_REGS.
20134 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
20135 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
20136 (REGNO_OK_FOR_INDEX_P): Exclude SP.
20137 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
20138 ARM_REGNO_OK_FOR_INDEX_P.
20139 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
20140 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
20141 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
20142 (ldm/stm peepholes): Ditto.
20143 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
20144 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
20145 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
20146 * config/arm/constraints.md: Enable "k" constraint on ARM.
20148 2008-02-27 Ben Elliston <bje@au.ibm.com>
20150 * config/rs6000/rs6000.c: Annotate cache line size field in all
20151 instances of struct processor_costs.
20153 2008-02-26 David Edelsohn <edelsohn@gnu.org>
20155 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
20156 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
20157 jump_bypass): New counters.
20158 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
20159 * dce.c (gate_ud_dce): Same.
20160 (gate_fast_dce): Same.
20161 * dse.c (gate_dse1): New function.
20162 (gate_dse2): New function.
20163 (gate_dse): Merge results of new gate functions.
20164 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
20165 (gate_handle_jump_bypass): Add dbg_cnt.
20166 (gate_handle_gcse): Add dbg_cnt.
20167 * ifcvt.c (gate_handle_if_conversion): Same.
20168 (gate_handle_if_after_combine): Same.
20169 (gate_handle_if_after_reload): Same.
20170 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
20172 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
20174 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
20176 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
20178 2008-02-26 Jason Merrill <jason@redhat.com>
20181 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
20182 alone if it's the naming decl for the type's main variant.
20184 2008-02-26 Tom Tromey <tromey@redhat.com>
20186 * system.h (USE_MAPPED_LOCATION): Poison.
20187 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20188 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20189 (make_goto_expr_edges): Likewise.
20190 (remove_bb): Likewise.
20191 (execute_warn_function_return): Likewise.
20192 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20194 * c-common.c (fname_decl): Remove old location code.
20195 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20197 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20199 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20200 (gen_rtx_ASM_INPUT): Likewise.
20201 (gen_rtx_ASM_INPUT_loc): Likewise.
20202 (get_rtx_asm_OPERANDS): Remove.
20203 * cfglayout.c (insn_locators_alloc): Remove old location code.
20204 (set_curr_insn_source_location): Likewise.
20205 (curr_insn_locator): Likewise.
20206 * print-tree.c (print_node): Remove old location code.
20207 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20208 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20209 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20210 location_from_locus.
20211 (construct_exit_block): Remove old location code.
20212 * emit-rtl.c (force_next_line_note): Remove old location code.
20213 * profile.c (branch_prob): Remove old location code.
20214 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20215 LOC_LINE): Remove old-location variants.
20216 * langhooks.c (lhd_print_error_function): Remove old location
20218 * configure, config.in: Rebuilt.
20219 * configure.ac (--enable-mapped-location): Remove.
20220 * c-decl.c (c_init_decl_processing): Remove old location code.
20221 (finish_function): Likewise.
20222 * recog.c (decode_asm_operands): Remove old location code.
20223 * c-pch.c (c_common_read_pch): Remove old location code.
20224 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20226 * gimple-low.c (lower_function_body): Remove old location code.
20227 * toplev.c (unknown_location): Remove.
20228 (push_srcloc): Remove old-location variant.
20229 (process_options): Remove old location code.
20230 (lang_dependent_init): Likewise.
20231 * input.h (UNKNOWN_LOCATION): Move definition.
20232 (location_t): Undeprecate.
20233 (source_locus): Remove.
20234 (location_from_locus): Remove.
20235 (struct location_s): Remove.
20236 Remove all old-location code.
20237 (input_line, input_filename): Remove.
20238 * final.c (final_scan_insn): Remove old location code.
20239 * diagnostic.c (diagnostic_build_prefix): Remove
20240 USE_MAPPED_LOCATION test.
20241 * tree.h (gimple_stmt) <locus>: Now a location_t.
20242 (tree_exp) <locus>: Likewise.
20243 (DECL_IS_BUILTIN): Remove old-location variant.
20244 (annotate_with_file_line, annotate_with_locus): Likewise.
20245 (expr_locus, set_expr_locus): Update.
20246 * tree.c (build1_stat): Remove old location code.
20247 (last_annotated_node): Remove.
20248 (annotate_with_file_line): Remove old-location variant.
20249 (annotate_with_locus): Likewise.
20250 (expr_location): Remove old location code.
20251 (set_expr_location): Likewise.
20252 (expr_has_location): Likewise.
20253 (expr_locus): Likewise.
20254 (set_expr_locus): Likewise.
20255 (expr_filename): Don't use location_from_locus.
20256 (expr_lineno): Likewise.
20257 * rtl-error.c (location_for_asm): Remove old location code.
20258 * c-lex.c (cb_line_change): Remove old location code.
20259 (fe_file_change): Likewise.
20260 (cb_def_pragma): Likewise.
20261 (c_lex_with_flags): Likewise.
20262 * gengtype.c (do_typedef): Don't special-case location types.
20263 (define_location_structures): Remove.
20264 (main): Don't call define_location_structures.
20265 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20268 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20271 * builtins.def (BUILT_IN_STDARG_START): Remove.
20272 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20273 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20274 * tree-inline.c (inline_forbidden_p_1): Likewise.
20276 2008-02-26 Richard Guenther <rguenther@suse.de>
20278 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20279 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20280 (lookup_decl_from_uid): Declare.
20281 (remove_decl_from_map): Likewise.
20282 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20283 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20284 (decl_for_uid_map): New global hashtable mapping DECL_UID
20286 (init_ttree): Allocate it.
20287 (insert_decl_to_uid_decl_map): New helper function.
20288 (make_node_stat): Insert new decls into the map.
20289 (copy_node_stat): Likewise.
20290 (lookup_decl_from_uid): New function.
20291 (remove_decl_from_map): Likewise.
20292 (print_decl_for_uid_map_statistics): New helper.
20293 (dump_tree_statistics): Call it.
20295 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20296 (referenced_var_iterator): Adjust.
20297 (FOR_EACH_REFERENCED_VAR): Adjust.
20298 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20299 (num_referenced_vars): Adjust.
20300 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20301 (first_referenced_var): Remove.
20302 (end_referenced_vars_p): Likewise.
20303 (next_referenced_var): Likewise.
20304 (referenced_var_iterator_set): New helper function.
20305 * tree-dfa.c (referenced_var_lookup): Adjust.
20306 (referenced_var_check_and_insert): Likewise.
20307 (remove_referenced_var): Likewise.
20308 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20309 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20310 (verify_call_clobbering): Likewise.
20311 (verify_memory_partitions): Likewise.
20312 (init_tree_ssa): Allocate bitmap instead of hashtable for
20314 (delete_tree_ssa): Adjust.
20315 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20316 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20317 (compute_tag_properties): Likewise.
20318 (set_initial_properties): Likewise.
20319 (find_partition_for): Likewise.
20320 (update_reference_counts): Likewise.
20321 (dump_may_aliases_for): Likewise.
20322 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20323 (add_call_clobber_ops): Likewise.
20324 (add_call_read_ops): Likewise.
20325 (get_asm_expr_operands): Likewise.
20326 * tree-into-ssa.c (dump_decl_set): Likewise.
20327 (update_ssa): Likewise.
20328 * tree-sra.c (scan_function): Likewise.
20329 (decide_instantiations): Likewise.
20330 (scalarize_parms): Likewise.
20331 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20332 (dsa_named_for): Likewise.
20333 * tree-ssa-structalias.c (update_alias_info): Likewise.
20334 (merge_smts_into): Likewise.
20336 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20339 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20340 * c-opts.c (c_common_handle_option): Wall enables
20341 Wvolatile-register-var.
20342 * common.opt: Move Wvolatile-register-var to...
20345 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20347 * common.opt (Wlarger-than=): New.
20348 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20350 * opts.c (common_handle_option): Handle -Wlarger-than=.
20351 * optc-gen.awk: Likewise.
20352 * opth-gen.awk: Likewise.
20353 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20354 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20356 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20358 * c-common.c (match_case_to_enum_1): Add appropriate
20359 OPT_W* parameter to warning.
20360 (c_do_switch_warnings): Likewise.
20361 * c-typeck.c (warning_init): Add one more parameter following
20362 'warning' function.
20363 (push_init_level): Update call to warning_init.
20364 (pop_init_level): Likewise.
20365 (add_pending_init): Likewise.
20366 (output_init_element: Likewise.
20368 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20371 * toplev.c (toplev_main): If there are warnings or error, print
20372 errors for ignored options.
20373 * opts.c (ignored_options): New static variable.
20374 (postpone_unknown_option_error): New.
20375 (print_ignored_options): New.
20376 (handle_option): Postpone errors for unknown -Wno-* options.
20377 * opts.h (print_ignored_options): Declare.
20379 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20381 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20384 2008-02-25 Richard Guenther <rguenther@suse.de>
20387 2008-02-25 Richard Guenther <rguenther@suse.de>
20389 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20390 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20391 (lookup_decl_from_uid): Declare.
20392 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20393 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20394 (decl_for_uid_map): New global hashtable mapping DECL_UID
20396 (init_ttree): Allocate it.
20397 (insert_decl_to_uid_decl_map): New helper function.
20398 (make_node_stat): Insert new decls into the map.
20399 (copy_node_stat): Likewise.
20400 (lookup_decl_from_uid): New function.
20401 (print_decl_for_uid_map_statistics): New helper.
20402 (dump_tree_statistics): Call it.
20404 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20405 (referenced_var_iterator): Adjust.
20406 (FOR_EACH_REFERENCED_VAR): Adjust.
20407 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20408 (num_referenced_vars): Adjust.
20409 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20410 (first_referenced_var): Remove.
20411 (end_referenced_vars_p): Likewise.
20412 (next_referenced_var): Likewise.
20413 (referenced_var_iterator_set): New helper function.
20414 * tree-dfa.c (referenced_var_lookup): Adjust.
20415 (referenced_var_check_and_insert): Likewise.
20416 (remove_referenced_var): Likewise.
20417 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20418 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20419 (verify_call_clobbering): Likewise.
20420 (verify_memory_partitions): Likewise.
20421 (init_tree_ssa): Allocate bitmap instead of hashtable for
20423 (delete_tree_ssa): Adjust.
20424 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20425 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20426 (compute_tag_properties): Likewise.
20427 (set_initial_properties): Likewise.
20428 (find_partition_for): Likewise.
20429 (update_reference_counts): Likewise.
20430 (dump_may_aliases_for): Likewise.
20431 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20432 (add_call_clobber_ops): Likewise.
20433 (add_call_read_ops): Likewise.
20434 (get_asm_expr_operands): Likewise.
20435 * tree-into-ssa.c (dump_decl_set): Likewise.
20436 (update_ssa): Likewise.
20437 * tree-sra.c (scan_function): Likewise.
20438 (decide_instantiations): Likewise.
20439 (scalarize_parms): Likewise.
20440 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20441 (dsa_named_for): Likewise.
20442 * tree-ssa-structalias.c (update_alias_info): Likewise.
20443 (merge_smts_into): Likewise.
20445 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20448 * doc/invoke.texi (-fcx-limited-range): Document new option.
20449 * toplev.c (process_options): Handle -fcx-fortran-rules.
20450 * common.opt: Add documentation for -fcx-fortran-rules.
20452 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20455 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20456 actual behaviour and C99.
20458 2008-02-26 Ben Elliston <bje@au.ibm.com>
20460 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20461 (ASM_CPU_POWER6_SPEC): Likewise.
20462 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20463 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20464 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20466 2008-02-25 Richard Guenther <rguenther@suse.de>
20468 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20469 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20470 (lookup_decl_from_uid): Declare.
20471 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20472 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20473 (decl_for_uid_map): New global hashtable mapping DECL_UID
20475 (init_ttree): Allocate it.
20476 (insert_decl_to_uid_decl_map): New helper function.
20477 (make_node_stat): Insert new decls into the map.
20478 (copy_node_stat): Likewise.
20479 (lookup_decl_from_uid): New function.
20480 (print_decl_for_uid_map_statistics): New helper.
20481 (dump_tree_statistics): Call it.
20483 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20484 (referenced_var_iterator): Adjust.
20485 (FOR_EACH_REFERENCED_VAR): Adjust.
20486 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20487 (num_referenced_vars): Adjust.
20488 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20489 (first_referenced_var): Remove.
20490 (end_referenced_vars_p): Likewise.
20491 (next_referenced_var): Likewise.
20492 (referenced_var_iterator_set): New helper function.
20493 * tree-dfa.c (referenced_var_lookup): Adjust.
20494 (referenced_var_check_and_insert): Likewise.
20495 (remove_referenced_var): Likewise.
20496 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20497 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20498 (verify_call_clobbering): Likewise.
20499 (verify_memory_partitions): Likewise.
20500 (init_tree_ssa): Allocate bitmap instead of hashtable for
20502 (delete_tree_ssa): Adjust.
20503 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20504 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20505 (compute_tag_properties): Likewise.
20506 (set_initial_properties): Likewise.
20507 (find_partition_for): Likewise.
20508 (update_reference_counts): Likewise.
20509 (dump_may_aliases_for): Likewise.
20510 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20511 (add_call_clobber_ops): Likewise.
20512 (add_call_read_ops): Likewise.
20513 (get_asm_expr_operands): Likewise.
20514 * tree-into-ssa.c (dump_decl_set): Likewise.
20515 (update_ssa): Likewise.
20516 * tree-sra.c (scan_function): Likewise.
20517 (decide_instantiations): Likewise.
20518 (scalarize_parms): Likewise.
20519 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20520 (dsa_named_for): Likewise.
20521 * tree-ssa-structalias.c (update_alias_info): Likewise.
20522 (merge_smts_into): Likewise.
20524 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20527 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20528 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20529 * alias.h (nonoverlapping_memrefs_p): Likewise.
20531 2008-02-25 Jan Beulich <jbeulich@novell.com>
20533 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20534 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20535 __emultls_get_address, __emultls_register_common,
20536 __floatundi?f, and _Unwind_GetIPInfo.
20537 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20538 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20539 (gen_regparm_prefix): Likewise.
20540 (i386_nlm_encode_section_info): Sync with
20541 config/i386/winnt.c:i386_pe_encode_section_info().
20542 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20543 i386_nlm_mangle_decl_assembler_name): New.
20544 (netware_override_options): New.
20545 * config/i386/netware.h (netware_override_options): Declare.
20546 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20547 (i386_nlm_mangle_decl_assembler_name): Declare.
20548 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20550 2008-02-25 Ben Elliston <bje@au.ibm.com>
20553 * c-decl.c (grokdeclarator): Remove unused local variables
20554 `typedef_type' and `type_as_written'.
20556 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20557 unused local variable `has_hot_blocks'.
20558 (fix_crossing_conditional_branches): Remove unused local variable
20561 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20563 PR middle-end/19984
20564 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20565 using DEF_C99_BUILTIN.
20566 (BUILT_IN_NANF): Ditto.
20567 (BUILT_IN_NANL): Ditto.
20569 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20570 Revital Eres <eres@il.ibm.com>
20572 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20573 regarding the order of two dependent insns in the same row.
20575 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20577 * stor-layout.c (layout_decl): Do not bump the alignment of a
20578 bit-field to more than byte alignment if it is packed.
20580 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20582 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20585 2008-02-24 Diego Novillo <dnovillo@google.com>
20587 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20590 * tree-vrp.c (vrp_evaluate_conditional): With
20591 -Wtype-limits, emit a warning when comparing against a
20592 constant outside the natural range of OP0's type.
20593 * c.opt (Wtype-limits): Move ...
20594 * common.opt (Wtype-limits): ... here.
20596 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20598 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20599 * config/rs6000/e300c2c3.md: New file.
20600 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20602 (rs6000_override_options): Add e300c2 and e300c3 cases to
20603 processor_target_table. Do not allow usage of Altivec or Spe
20604 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20605 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20606 * config/rs6000/rs6000.h (processor_type): Add
20607 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20608 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20609 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20610 and ppce300c3. Include e300c2c3.md.
20612 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20614 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20615 instead of TARGET_STRICT_ALIGN.
20617 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20619 * explow.c (memory_address): Assert that the generated address is
20622 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20625 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20626 * config/darwin-ppc-ldouble-patch.def: New file.
20627 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20628 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20629 SUBTARGET_INIT_BUILTINS if defined.
20630 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20633 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20636 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20637 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20639 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20642 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20643 file" warning condtional on -Winvalid-PCH.
20645 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20647 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20649 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20653 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20654 prevent reload from using MMX registers.
20655 (*mov<mode>_internal): Ditto.
20656 (*movv2sf_internal_rex64): Ditto.
20657 (*movv2sf_internal): Ditto.
20659 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20661 PR documentation/31569
20662 * doc/install.texi2html: Use makeinfo --no-number-sections.
20664 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20666 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20667 ensure that we can address an entire entity > 8 bytes. Don't
20668 generate reg+reg addressing for such data.
20670 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20672 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20673 strings when optimizing for size, unless the target cares about
20676 2008-02-22 Tom Tromey <tromey@redhat.com>
20678 * regclass.c (current_pass): Remove declaration.
20680 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20682 * config/avr/libgcc.S (__RAMPZ__): Define.
20683 (__do_copy_data): Add for devices with 128KB code memory.
20685 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20687 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20689 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20691 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20693 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20696 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20699 * c-typeck.c (build_binary_op): Warn about floating point
20700 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20702 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20705 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20706 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20708 (rs6000_override_options): Set altivec_abi as default, not override,
20709 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20710 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20711 is used; use new member spe_abi.
20712 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20713 spe_abi and altivec_abi.
20715 2008-02-22 Tomas Bily <tbily@suse.cz>
20717 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20719 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20722 * config.build (build_file_translate): Set to `CMD //c' only if
20724 * Makefile.in (build_file_translate): Improve comment.
20726 2008-02-21 Jan Hubicka <jh@suse.cz>
20728 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20729 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20730 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20732 2008-02-21 Michael Matz <matz@suse.de>
20735 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20737 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20739 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20740 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20741 as insn constraint.
20742 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20743 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20744 SSE_VEC_FLOAT_MODE_P as insn constraint.
20745 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20746 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20747 sse4a_movntdf using MODEF mode iterator.
20748 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20749 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20750 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20751 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20752 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20753 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20754 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20756 2008-02-21 Richard Guenther <rguenther@suse.de>
20758 * tree.def (PAREN_EXPR): New tree code.
20759 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20761 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20762 * expr.c (expand_expr_real_1): Likewise.
20763 * tree-inline.c (estimate_num_insns_1): Likewise.
20764 * tree-complex.c (expand_complex_move): Likewise.
20765 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20768 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20771 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20773 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20776 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20778 * config/sh/sh.c (find_barrier): Don't go past
20779 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20781 2008-02-20 DJ Delorie <dj@redhat.com>
20783 * config/h8300/h8300.md (insv): Force source operand to be a register.
20785 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20786 as a jump, not as a plain insn.
20788 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20790 * doc/invoke.texi (Warning Options): Add new option
20791 -Wframe-larger-than=.
20792 (-Wframe-larger-than): Document.
20794 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20795 Add declarations for new option variables.
20797 * final.c (final_start_function): Check the frame size
20798 before emission and issue a Wframe-larger-than warning.
20800 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20801 Add definitions for new option variables.
20802 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20804 * common.opt (Wframe-larger-than=): New option.
20806 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20808 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20809 (<sse>_div<mode>3): Ditto.
20810 (<sse>_vmdiv<mode>3): Ditto.
20811 (<sse>_vmsqrt<mode>2): Ditto.
20812 (*smax<mode>3): Ditto.
20813 (sse5_frcz<mode>2): Ditto.
20814 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20815 as insn constraint.
20817 2008-02-20 Richard Guenther <rguenther@suse.de>
20819 PR middle-end/35265
20820 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20821 be happy with INTEGRAL_TYPE_P.
20823 2008-02-20 Richard Guenther <rguenther@suse.de>
20825 * fold-const.c (split_tree): Associate floatig-point expressions
20826 if flag_associative_math is set.
20828 2008-02-20 Richard Guenther <rguenther@suse.de>
20830 * tree.h (fold_real_zero_addition_p): Declare.
20831 * fold-const.c (fold_real_zero_addition_p): Export.
20832 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20833 floating-point operations with zero and one.
20835 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20837 * doc/install.texi: Correct references to CFLAGS, replacing them
20838 with BOOT_CFLAGS. Document flags used during bootstrap for
20841 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20843 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20844 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20845 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20847 (smin<mode>3): Ditto from similar patterns.
20848 (smax<mode>3): Ditto.
20849 (*ieee_smin<mode>3): Ditto.
20850 (*ieee_smax<mode>3): Ditto.
20851 * config/i386/sse.md (sse): New mode attribute.
20852 (mov<mode>): Macroize expander from movv4sf and movv2df using
20853 SSEMODEF2P mode iterator.
20854 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20855 SSE_VEC_FLOAT_MODE_P as insn constraint.
20856 (storent<mode>): Ditto.
20857 (storent<mode>): Macroize expander from storentsf and storentdf using
20858 MODEF mode iterator.
20859 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20860 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20861 (abs<mode>2): Ditto from similar patterns.
20862 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20863 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20864 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20865 (<sse>_vmsqrt<mode>2): Ditto.
20866 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20867 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20868 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20869 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20870 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20871 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20872 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20874 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20875 iterator and SSE_FLOAT_MODE_P as insn constraint.
20876 (<sse>_ucomi): Ditto from similar patterns.
20877 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20878 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20879 SSE_VEC_FLOAT_MODE_P as insn constraint.
20880 (vcond<mode>): Ditto from similar patterns.
20881 (and<mode>3, *and<mode>3): Ditto.
20882 (<sse>_nand<mode>3): Ditto.
20883 (ior<mode>3, *ior<mode>3): Ditto.
20884 (xor<mode>3, *xor<mode>3): Ditto.
20885 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20886 iterator and SSE_FLOAT_MODE_P as insn constraint.
20887 (*nand<mode>3): Ditto from similar patterns.
20888 (*ior<mode>3): Ditto.
20889 (*xor<mode>3): Ditto.
20891 2008-02-20 Ira Rosen <irar@il.ibm.com>
20893 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20894 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20895 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20897 2008-02-19 Jan Hubicka <jh@suse.cz>
20899 * predict.c (tree_bb_level_predictions): Remove variable next
20900 mistakely introduced by previous commit.
20902 2008-02-19 Jan Hubicka <jh@suse.cz>
20904 * predict.c (predict_paths_leading_to): Rewrite.
20905 (predict_paths_for_bb): New.
20906 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20908 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20911 * Makefile.in (build_file_translate): New.
20912 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20913 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20914 * configure.ac (build_file_translate): Substitute it.
20915 * configure: Regenerate.
20917 2008-02-19 Jan Hubicka <jh@suse.cz>
20919 PR rtl-optimization/34408
20920 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20923 2008-02-19 Jan Hubicka <jh@suse.cz>
20925 PR middle-end/28779
20926 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20929 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20932 * config/i386/i386-modes.def: Revert the last DI alignment
20933 change until Ada people can look into it.
20935 2008-02-19 Nick Clifton <nickc@redhat.com>
20937 * opts.c (print_specific_help): Fix typo in --help text.
20939 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20942 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20943 32-bit inline asm without asm alternatives for host GCC < 3.0.
20945 2008-02-19 Richard Guenther <rguenther@suse.de>
20947 PR tree-optimization/34989
20948 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20949 Allow propagation to INDIRECT_REF if we can simplify only.
20951 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20953 * c-common.c (warn_for_collisions_1): Use appropriate option when
20956 2008-02-19 Nick Clifton <nickc@redhat.com>
20959 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20960 (handle_options): Fix indentation.
20961 (print_filtered_help): If no language-specific options were
20962 displayed tell the user how to list all the options supported by
20963 the language's front-end.
20964 (print_specific_help): Fix indentation and remove duplicate line.
20965 (common_handle_option): Handle the -v option.
20966 For --help enable the display of undocumented options if the -v
20967 switch has been included on the command line.
20968 For --help= check for overlaps in the arguments between the option
20969 classes and the language names and issue a warning when they
20970 cannot be disambiguated.
20971 * c.opt (v): Pass on to the common option handler.
20973 2008-02-19 Revital Eres <eres@il.ibm.com>
20975 * modulo-sched.c (sms_schedule): Change dump message when
20976 create_ddg function fails.
20977 (try_scheduling_node_in_cycle): Rename row to cycle.
20978 (print_partial_schedule): Rename CYCLE to ROW.
20980 2008-02-19 Christian Bruel <christian.bruel@st.com>
20981 Zdenek Dvorak <ook@ucw.cz>
20983 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20985 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20988 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20989 (*x86_movdicc_0_m1_se): Ditto.
20991 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20993 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20994 (CMPtype): Define as __gcc_CMPtype.
20995 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20996 (CMPtype): Define as __gcc_CMPtype.
20998 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21000 Support valgrind 3.3 for --enable-checking=valgrind.
21001 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21003 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21004 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21005 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21006 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21007 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21008 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21009 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21011 * ggc-zone.c: Similar.
21012 * ggc-page.c: Similar.
21014 2008-02-19 Paul Brook <paul@codesourcery.com>
21017 * config/arm/ieee754-df.S: Fix do_it typo.
21018 * config/arm/ieee754-sf.S: Fix do_it typo.
21020 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21023 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
21024 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
21025 (OPTION_MASK_ISA_SSE_SET): Likewise.
21026 (OPTION_MASK_ISA_SSE2_SET): Likewise.
21027 (OPTION_MASK_ISA_SSE3_SET): Likewise.
21028 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
21029 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
21030 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
21031 (OPTION_MASK_ISA_SSE4_SET): Likewise.
21032 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
21033 (OPTION_MASK_ISA_SSE5_SET): Likewise.
21034 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
21035 (OPTION_MASK_ISA_MMX_UNSET): Updated.
21036 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
21037 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
21038 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
21039 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
21040 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
21041 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
21042 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
21043 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
21044 (OPTION_MASK_ISA_SSE4): Removed.
21045 (ix86_handle_option): Turn on bits in ix86_isa_flags and
21046 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
21047 (override_options): Don't turn on implied SSE/MMX bits in
21050 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21052 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21055 2008-02-18 Joey Ye <joey.ye@intel.com>
21057 PR middle-end/34921
21058 * tree-nested.c (insert_field_into_struct): Set type alignment
21059 to field alignment if the former is less than the latter.
21061 2008-02-18 Jakub Jelinek <jakub@redhat.com>
21063 * BASE-VER: Set to 4.4.0.
21065 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21067 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
21068 * doc/cfg.texi: Likewise.
21069 * doc/extend.texi: Likewise.
21070 * doc/gty.texi: Likewise.
21071 * doc/invoke.texi: Likewise.
21072 * doc/loop.texi: Likewise.
21073 * doc/md.texi: Likewise.
21074 * doc/passes.texi: Likewise.
21075 * doc/rtl.texi: Likewise.
21076 * doc/sourcebuild.texi: Likewise.
21077 * doc/tm.texi: Likewise.
21078 * doc/tree-ssa.texi: Likewise.
21080 2008-02-17 Richard Guenther <rguenther@suse.de>
21082 PR middle-end/35227
21083 * tree-complex.c (init_parameter_lattice_values): Handle parameters
21084 without default definition.
21086 2008-02-17 Richard Guenther <rguenther@suse.de>
21088 PR tree-optimization/35231
21089 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
21092 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
21095 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21096 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21097 libgcc_cmp_return mode.
21099 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21102 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
21104 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
21106 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
21109 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21111 * doc/c-tree.texi: Use `@.' where appropriate.
21112 * doc/extend.texi: Likewise.
21113 * doc/install.texi: Likewise.
21114 * doc/invoke.texi: Likewise.
21115 * doc/loop.texi: Likewise.
21116 * doc/makefile.texi: Likewise.
21117 * doc/md.texi: Likewise.
21118 * doc/passes.texi: Likewise.
21119 * doc/standards.texi: Likewise.
21120 * doc/tm.texi: Likewise.
21122 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21124 PR middle-end/35196
21125 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
21127 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
21128 rather than in entry_bb.
21130 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21132 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21133 libgcc_cmp_return mode.
21135 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21137 PR middle-end/35130
21138 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
21139 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
21141 2008-02-15 Richard Guenther <rguenther@suse.de>
21142 Zdenek Dvorak <ook@ucw.cz>
21144 PR tree-optimization/35164
21145 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
21146 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
21147 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21148 Only propagate addresses which do not have abnormal SSA_NAMEs
21151 2008-02-15 Joseph Myers <joseph@codesourcery.com>
21154 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
21156 2008-02-15 Jan Hubicka <jh@suse.cz>
21158 PR middle-end/35149
21159 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
21161 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21163 PR middle-end/34621
21164 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
21165 when calculating alignment_pad.
21167 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21169 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
21170 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
21171 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
21172 and STACK_BOUNDARY define.
21174 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
21176 PR preprocessor/35061
21177 * c-pragma.c (handle_pragma_pop_macro): Check that
21178 pushed_macro_table has been allocated.
21180 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
21182 PR middle-end/35136
21183 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
21184 (force_gimple_operand): Likewise.
21185 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21186 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21187 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21188 (find_interesting_uses_address): Check addressability and alignment
21189 of the base expression only after substituting bases of IVs into it.
21191 2008-02-14 Michael Matz <matz@suse.de>
21194 * function.c (instantiate_virtual_regs_in_insn): Reload address
21195 before falling back to reloading the whole operand.
21197 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21199 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21200 before the first section switch note.
21202 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21204 * doc/bugreport.texi: Update copyright years.
21205 * doc/c-tree.texi: Likewise.
21206 * doc/cfg.texi: Likewise.
21207 * doc/cpp.texi: Likewise.
21208 * doc/cppinternals.texi: Likewise.
21209 * doc/fragments.texi: Likewise.
21210 * doc/frontends.texi: Likewise.
21211 * doc/gcc.texi: Likewise.
21212 * doc/gty.texi: Likewise.
21213 * doc/hostconfig.texi: Likewise.
21214 * doc/implement-c.texi: Likewise.
21215 * doc/libgcc.texi: Likewise.
21216 * doc/loop.texi: Likewise.
21217 * doc/makefile.texi: Likewise.
21218 * doc/options.texi: Likewise.
21219 * doc/passes.texi: Likewise.
21220 * doc/rtl.texi: Likewise.
21221 * doc/sourcebuild.texi: Likewise.
21222 * doc/standards.texi: Likewise.
21223 * doc/tree-ssa.texi: Likewise.
21224 * doc/trouble.texi: Likewise.
21226 * doc/extend.texi: Use @: or add comma where appropriate.
21227 * doc/invoke.texi: Likewise.
21228 * doc/tm.texi: Likewise.
21230 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21233 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21236 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21238 * doc/md.texi (clz, ctz): Add reference.
21239 * doc/rtl.texi (clz, ctz): Likewise.
21241 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21244 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21247 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21249 * config/s390/s390.c (struct constant_pool): New field
21250 emit_pool_after added.
21251 (s390_mainpool_start): Set the emit_pool_after flag according
21252 to the section switch notes.
21253 (s390_mainpool_finish): Consider emit_pool_after when emitting
21254 the literal pool at the end of the function.
21255 (s390_chunkify_start): Force literal pool splits at section
21258 2008-02-13 Michael Matz <matz@suse.de>
21261 * var-tracking.c (clobber_variable_part): Correctly traverse the
21264 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21267 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21268 Add -fdump-ipa-inline.
21269 * tree-dump.c (dump_files): Remove tree-inlined dump.
21270 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21272 2008-02-12 Richard Guenther <rguenther@suse.de>
21274 PR tree-optimization/35171
21275 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21278 2008-02-12 Richard Guenther <rguenther@suse.de>
21280 PR middle-end/35163
21281 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21282 value-preserving mode. Disallow final truncation.
21284 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21286 PR middle-end/35136
21287 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21288 code from here to...
21289 (force_gimple_operand): ...here.
21291 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21294 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21295 non-compatible pointers.
21296 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21297 different FIELD_DECLs, try harder by comparing field offsets, sizes
21300 PR inline-asm/35160
21301 * function.c (match_asm_constraints_1): Don't replace the same input
21304 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21306 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21307 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21308 (expand_epilogue): Restore RAMPZ register.
21309 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21311 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21313 * config/i386/cygwin.asm: (__alloca): Correct calling
21314 convention and alignment.
21315 (__chkstk): Force 8 byte stack alignment.
21317 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21318 Richard Guenther <rguenther@suse.de>
21320 PR tree-optimization/33992
21321 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21322 the zero we compare against.
21324 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21326 PR libfortran/35063
21327 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21328 to CloseHandle after unlocking to prevent accumulation of handle
21331 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21333 PR middle_end/34150
21334 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21335 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21336 and update LABEL_NUSES during and after reload.
21338 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21340 PR middle-end/34627
21341 * combine.c (simplify_if_then_else): Make sure the comparison is
21342 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21344 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21347 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21348 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21349 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21350 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21351 * tree.h (get_type_static_bounds): Likewise.
21353 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21355 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21356 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21357 Make -Wfoo language annotations match what the compiler outputs.
21359 2008-02-08 Sa Liu <saliu@de.ibm.com>
21361 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21362 intrinsics spu_convts, spu_convtu, spu_convtf.
21364 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21366 * doc/extend.texi (Function Attributes) <noinline>: Mention
21367 asm ("") as method to keep calls.
21369 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21372 * doc/options.texi (Options): Replace references to opts.sh with
21374 * opts-common.c: Likewise.
21375 * optc-gen.awk: Likewise.
21377 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21379 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21381 2008-02-07 Richard Henderson <rth@redhat.com>
21384 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21385 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21388 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21390 PR tree-optimization/35085
21391 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21392 for operand entry oe2 in addition to operand entry oe3 in order to
21393 expose more opportunities for vectorizer sum reduction.
21395 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21398 * Makefile.in (LIBS): Remove $(GMPLIBS).
21399 (cc1-dummy, cc1): Add $(GMPLIBS).
21401 2008-02-06 Jan Hubicka <jh@suse.cz>
21404 * i386.md (moddf_integer): Do not produce partial memory stalls for
21405 targets where it hurts.
21407 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21410 * optabs.c (expand_float): Do not check for decimal modes when
21411 expanding unsigned integer through signed conversion.
21413 2008-02-06 Nick Clifton <nickc@redhat.com>
21415 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21416 inside the clobber with a match_operand and duplicated operand
21417 number in the constraint.
21418 (ineqbranchsi): Delete redundant comment.
21420 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21422 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21423 builtin_define ("__USE_INIT_FINI__").
21424 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21426 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21428 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21430 PR documentation/30330
21431 * doc/invoke.texi (C++ Dialect Options)
21432 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21433 For each warning option -Wfoo that allows -Wno-foo, ensure both
21434 -Wfoo and -Wno-foo are listed in the option index. Fix index
21435 entry of -Wswitch-default, index -Wnormalized= including the
21436 `=', and -Wlarger-than-@var{len} including @var{len}.
21438 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21440 * config/i386/i386.md (floatunssisf2): Use
21441 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21442 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21443 Macroize expander using MODEF mode iterator.
21445 2008-02-05 Diego Novillo <dnovillo@google.com>
21447 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21450 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21452 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21455 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21457 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21460 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21461 to indicate if a message should be generated.
21462 (init_cumulative_args): Updated.
21463 (function_value_32): Likewise.
21465 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21467 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21469 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21472 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21473 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21475 2008-02-04 Diego Novillo <dnovillo@google.com>
21477 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21480 * tree-vrp.c (vrp_evaluate_conditional): With
21481 -Wtype-limits, emit a warning when comparing against a
21482 constant outside the natural range of OP0's type.
21484 2008-02-04 Richard Guenther <rguenther@suse.de>
21486 PR middle-end/33631
21487 * expr.c (count_type_elements): Give for unions instead of
21490 2008-02-04 Richard Guenther <rguenther@suse.de>
21492 PR middle-end/35043
21493 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21494 to TYPE_DOMAINs base type instead of using bitsizetype here.
21496 2008-02-03 Jason Merrill <jason@redhat.com>
21498 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21500 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21503 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21504 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21505 (RS/6000 and PowerPC Options): Fix typos and markup.
21506 * doc/passes.texi (Tree-SSA passes): Likewise.
21508 2008-02-02 Michael Matz <matz@suse.de>
21511 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21512 from record_last_reg_set_info.
21513 (record_last_reg_set_info): Take an RTX argument, iterate over all
21514 constituent hardregs.
21515 (record_last_set_info, record_opr_changes): Change calls to
21516 new signature or to record_last_reg_set_info_regno.
21518 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21520 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21522 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21524 PR rtl-optimization/34773
21525 * reg-notes.def (EQUAL): Mention significance of combination of
21526 REG_EQUAL and REG_RETVAL.
21527 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21528 insn that has a REG_RETVAL.
21530 2008-02-01 Roger Sayle <roger@eyesopen.com>
21533 * configure.ac (--enable-fixed-point): Disable unless explicitly
21535 * configure: Regenerate.
21537 2008-02-01 Richard Guenther <rguenther@suse.de>
21540 * invoke.texi (-finline-limit): Remove no longer true parts
21541 of the documentation. Note that there is no default value.
21543 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21544 Mark Mitchell <mark@codesourcery.com>
21545 Ben Elliston <bje@au.ibm.com>
21548 * doc/extend.texi (Other Builtins): Document.
21550 2008-01-31 Tom Browder <tom.browder@gmail.com>
21552 * doc/c-tree.texi (Types): Fix grammar.
21553 (Expression trees): Ditto.
21554 * doc/passes.texi (Tree-SSA passes): Ditto.
21556 * doc/configterms.texi (Configure Terms): Fix typo.
21557 * doc/cpp.texi (Common Predefined Macros): Ditto.
21558 * doc/md.texi (Machine Constraints): Ditto.
21560 * doc/makefile.texi (Makefile): Add comma.
21562 2008-01-31 Tom Browder <tom.browder@gmail.com>
21563 Gerald Pfeifer <gerald@pfeifer.com>
21565 * doc/sourcebuild.texi (Front End): Remove references to CVS
21566 and CVSROOT/modules.
21567 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21568 (Back End): Remove reference to CVS.
21570 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21573 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21575 (mips16_gp_pseudo_reg): ...here.
21576 * config/mips/mips.md (load_const_gp): Replace with...
21577 (load_const_gp_<mode>): ...this :P-based insn.
21579 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21581 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21582 options. Minor fixes.
21583 (-std): Move reference to standards closer to where language
21584 standards are first mentioned.
21586 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21588 PR rtl-optimization/34995
21589 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21590 parameter and return a bool. If the rtx parameter is nonnull,
21591 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21592 (find_reloads): Update call accordingly. Pass the new operand
21593 if it needed no address reloads, otherwise pass null.
21595 2008-01-30 Richard Henderson <rth@redhat.com>
21598 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21599 for unbounded arrays.
21601 2008-01-30 Silvius Rus <rus@google.com>
21603 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21605 2008-01-30 Jan Hubicka <jh@suse.cz>
21608 * i386.c (init_cumulative_args): Use real function declaration when
21611 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21613 PR rtl-optimization/34998
21614 * global.c (build_insn_chain): Treat non-subreg_lowpart
21615 SUBREGs of pseudos as clobbering all the words covered by the
21616 SUBREG, not just all the bytes.
21617 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21618 original df_ref rather than an extract parameter.
21619 (global_conflicts): Update call accordingly.
21621 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21623 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21624 the overflow check to make it easier to read.
21625 (__fixtfdi): Change the type of the ll member in union
21626 long_double to UDItype_x.
21628 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21630 PR middle-end/34969
21631 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21632 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21633 * tree-inline.c (fold_marked_statements): Call
21634 cgraph_update_edges_for_call_stmt if folding a call statement.
21635 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21636 debug_generic_stmt calls, reset it back afterwards.
21639 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21641 * c-typeck.c (build_external_ref): Don't pedwarn about
21642 static vars in current function's scope.
21644 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21646 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21648 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21651 * ipa-struct-reorg.c: Fix spelling.
21652 * params.def: Ditto.
21654 2008-01-29 Richard Guenther <rguenther@suse.de>
21656 PR middle-end/35006
21657 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21659 * tree-inline.c (remap_type): Increment remapping_type_depth
21660 around remapping types.
21661 (copy_body_r): Only add referenced variables if they are referenced
21662 from code, not types.
21664 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21675 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21676 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21678 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21681 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21682 pointer for tiny stack.
21684 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21686 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21688 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21690 * config/vx-common.h: Fix typo in comment.
21692 2008-01-28 Ian Lance Taylor <iant@google.com>
21696 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21697 coalesce pointers if they have different DECL_NO_TBAA_P values.
21698 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21699 between variables with different DECL_NO_TBAA_P values.
21701 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21704 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21705 are not legitimate small data references on SPE targets.
21707 2008-01-28 David Daney <ddaney@avtrex.com>
21709 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21711 2008-01-28 David Daney <ddaney@avtrex.com>
21713 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21715 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21717 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21718 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21719 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21720 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21721 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21722 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21723 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21724 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21726 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21728 * basic-block.h (condjump_equiv_p): Fix comment.
21730 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21732 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21733 print_generic_stmt_indented): Fix comment.
21735 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21737 * configure.ac (__stack_chk_fail): Add detecion for availability
21738 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21739 * configure: Regenerate.
21741 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21743 PR middle-end/34688
21744 * final.c (output_addr_const): Handle TRUNCATE.
21746 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21749 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21750 (zero_cost, infinite_cost): New constants.
21751 (struct cost_pair): Change type of cost to comp_cost.
21752 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21753 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21755 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21756 split_address_cost, ptr_difference_cost, difference_cost,
21757 get_computation_cost_at, get_computation_cost,
21758 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21759 determine_use_iv_cost_condition, determine_use_iv_costs,
21760 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21761 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21762 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21763 Change type of cost to comp_cost.
21764 (determine_iv_cost): Increase cost of non-original ivs, instead
21765 of decreasing the cost of original ones.
21766 (get_address_cost): Indicate the complexity of the addressing mode
21768 (try_add_cand_for): Prefer using ivs not specific to some object.
21769 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21771 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21772 Janis Johnson <janis187@us.ibm.com>
21775 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21776 (TARGET_INSTANTIATE_DECLS): Likewise.
21777 * target.h (expand_to_rtl_hook): New target hook.
21778 (instantiate_decls): Likewise.
21779 * function.c (instantiate_decl): Make non-static. Rename to...
21780 (instantiate_decl_rtl): ... this.
21781 (instantiate_expr): Use instantiate_decl_rtl.
21782 (instantiate_decls_1): Likewise.
21783 (instantiate_decls): Likewise.
21784 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21785 * function.h (instantiate_decl_rtl): Add prototype.
21786 * cfgexpand.c (target.h): New include.
21787 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21788 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21789 (TARGET_INSTANTIATE_DECLS): Likewise.
21790 (TARGET_INITIALIZER): New target hooks added.
21791 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21793 * config/rs6000/rs6000.c (tree-flow.h): New include.
21794 (machine_function): Add sdmode_stack_slot field.
21795 (rs6000_alloc_sdmode_stack_slot): New function.
21796 (rs6000_instantiate_decls): Likewise.
21797 (rs6000_secondary_memory_needed_rtx): Likewise.
21798 (rs6000_check_sdmode): Likewise.
21799 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21800 (TARGET_INSTANTIATE_DECLS): Likewise.
21801 (rs6000_hard_regno_mode_ok): Allow SDmode.
21802 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21803 (rs6000_emit_move): Handle SDmode.
21804 (function_arg_advance): Likewise.
21805 (function_arg): Likewise.
21806 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21807 SDmode var args for 32-bit compiles.
21808 (rs6000_secondary_reload_class): Handle SDmode.
21809 (rs6000_output_function_epilogue): Likewise.
21810 (rs6000_function_value): Simplify if statement.
21811 (rs6000_libcall_value): Likewise.
21812 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21813 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21814 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21815 (movsd_hardfloat): New define_insn.
21816 (movsd_softfloat): Likewise.
21817 (movsd_store): Likewise.
21818 (movsd_load): Likewise.
21819 (extendsddd2): Likewise.
21820 (extendsdtd2): Likewise.
21821 (truncddsd2): Likewise.
21822 (movdd_hardfloat64): Fixup comment.
21823 (UNSPEC_MOVSD_LOAD): New constant.
21824 (UNSPEC_MOVSD_STORE): Likewise.
21826 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21829 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21831 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21832 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21833 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21834 and TRUTH_XOR_EXPR.
21836 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21839 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21840 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21841 __LONGDOUBLE128 too.
21842 * config/rs6000/aix61.h: New file.
21844 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21846 PR rtl-optimization/34959
21847 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21848 popcount and parity rtxes the same mode as their operand.
21849 Truncate or extend the result to the return value's mode
21852 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21855 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21856 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21857 to GOT_VERSION_REGNUM.
21858 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21859 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21860 * config/mips/mips.c (mips_emit_call_insn): New function.
21861 (mips_call_tls_get_addr): Call mips_expand_call directly.
21862 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21864 (mips16_build_call_stub): Likewise. Return the call insn or null.
21865 (mips_expand_call): Update the call to mips16_build_call_stub
21866 accordingly and a remove redundant condition. Assert that MIPS16
21867 stubs do not use lazy binding. Use mips_emit_call_insn and return
21869 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21871 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21872 (mips_avoid_hazard): Remove hazard_set handling.
21873 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21874 (UNSPEC_RESTORE_GP): ...this.
21875 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21876 (FAKE_CALL_REGNO): Rename to...
21877 (GOT_VERSION_REGNUM): ...this.
21878 (type): Add "ghost" value. Add an associated insn reservation.
21879 (hazard_set): Remove.
21880 (exception_receiver): Rename to...
21881 (restore_gp): ...this and update the unspec identifier accordingly.
21882 (exception_receiver, nonlocal_got_receiver): New expanders.
21883 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21884 FAKE_CALL_REGNO. Remove hazard_set attribute.
21885 (set_got_version, update_got_version): New patterns.
21887 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21890 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21892 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21895 * doc/install.texi2html: Generate gcc-vers.texi.
21897 2008-01-25 DJ Delorie <dj@redhat.com>
21899 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21901 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21903 * config/c4x: Remove directory.
21904 * config.gcc (crx-*, mt-*): Mark obsolete.
21905 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21906 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21907 sh-*-rtemscoff*): Remove cases.
21908 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21909 * real.c (encode_c4x_single, decode_c4x_single,
21910 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21911 c4x_extended_format): Remove.
21912 * real.h (c4x_single_format, c4x_extended_format): Remove.
21913 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21915 (Pragmas): Remove comment about c4x pragmas.
21916 * doc/install.texi (c4x): Remove target-specific instructions.
21917 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21918 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21919 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21920 refer to C4x source files as examples.
21921 (C4X_FLOAT_FORMAT): Remove documentation.
21923 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21925 * config/bfin/bfin.c (override_options): Reorder tests so that
21926 flag_pic gets enabled for -msep-data.
21928 2008-01-25 Richard Guenther <rguenther@suse.de>
21930 PR middle-end/32244
21931 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21932 to its bitfield precision if required.
21934 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21936 PR middle-end/33880
21937 * tree-nested.c (walk_omp_for): New function.
21938 (convert_nonlocal_reference, convert_local_reference): Call
21939 walk_omp_for on OMP_FOR.
21940 (convert_call_expr): Call walk_body on OMP_FOR's
21941 OMP_FOR_PRE_INIT_BODY.
21943 2008-01-25 Richard Guenther <rguenther@suse.de>
21945 PR tree-optimization/34966
21946 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21947 default defs and PHI_NODEs we have to insert after the
21948 defining statement.
21950 2008-01-24 Nick Clifton <nickc@redhat.com>
21952 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21953 Provide a default definition.
21954 (LIBGCC2_UNITS_PER_WORD): Likewise.
21956 * config/stormy16/stormy16.c: Include df.h for the prototype
21957 for df_regs_ever_live_p.
21958 (xstormy16_expand_builtin_va_start): Convert the stack offset
21959 into a component_ref and then use POINTER_PLUS_EXPR to add it
21960 to the incoming_virtual_args_rtx.
21961 (xstormy16_gimplify_va_arg_expr): Rename to
21962 xstormy16_gimplify_va_arg_expr.
21963 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21964 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21965 xstormy16_gimplify_va_arg_expr.
21966 Fix up some formatting issues.
21968 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21969 Move to predicates.md.
21970 (xs_hi_general_operand): Likewise.
21971 (xs_hi_nonmemory_operand): Likewise.
21972 * config/stormy16/predicates.md:
21973 (xstormy16_carry_plus_operand): New predicate.
21974 (xs_hi_general_operand): New predicate.
21975 (xs_hi_nonmemory_operand): New predicate.
21976 * config/stormy16/stormy16-protos.h:
21977 (xstormy16_carry_plus_operand): Delete prototype.
21978 (xs_hi_general_operand): Likewise.
21979 (xs_hi_nonmemory_operand): Likewise.
21981 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21982 modifiers as they are no longer needed and they can trigger
21983 reload spill failures.
21985 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21986 with a match_operand in order to help reload.
21988 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21989 constraint with 'e' for the 8th alternative as this version of
21990 the mov.w instruction only accepts the lower 8 registers.
21992 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21995 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21996 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21999 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22001 PR middle-end/33333
22002 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22004 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22006 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22008 (remove_structure): Update allocations list before removing structure.
22010 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22012 * ipa-struct-reorg.c (is_safe_cond_expr,
22013 create_new_stmts_for_cond_expr): Use integer_zerop function,
22014 that recognize not only zero-pointer, but zero-integer too.
22016 2008-01-25 Ben Elliston <bje@au.ibm.com>
22019 * fixproto: Escape "." in sed expression that strips leading "./".
22021 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
22024 * gcc.c (SWITCH_OK): Removed.
22025 (SWITCH_LIVE): Changed to bit.
22026 (SWITCH_FALSE): Likewise.
22027 (SWITCH_IGNORE): Likewise.
22028 (switchstr): Change live_cond to unsigned int.
22029 (process_command): Replace SWITCH_OK with 0.
22030 (do_self_spec): Likewise.
22031 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
22032 (give_switch): Likewise.
22033 (used_arg): Likewise.
22034 (do_spec_1): Set the SWITCH_IGNORE bit.
22035 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
22036 bits. Set the SWITCH_LIVE bit.
22038 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22040 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
22042 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
22044 PR tree-optimization/34472
22045 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
22046 parameter to a "bool *" and set *DATA to false if there is
22047 an unsafe access. Do not delete the structure here.
22048 (check_cond_exprs): Delete it here instead.
22049 (check_cond_exprs, exclude_cold_structs): Do not increase
22050 I when removing a structure.
22052 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
22055 * config/i386/i386.c (ix86_expand_vector_init): Consider only
22056 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
22058 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
22060 PR middle-end/34934
22061 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
22062 a fixed vector for stack.
22064 2008-01-24 Ben Elliston <bje@au.ibm.com>
22067 * doc/gcc.texi (Software development): Add a direntry for g++.
22069 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
22071 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
22072 stale and straggling -fforce-addr comments above.
22074 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
22076 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
22077 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
22079 2008-01-23 Michael Matz <matz@suse.de>
22082 * dwarf2out.c (force_type_die): Use modified_type_die instead of
22085 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
22087 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
22088 malloc result type.
22090 2008-01-23 Anatoly Sokolov <aesok@post.ru>
22092 * config/avr/avr.c (avr_current_arch): New variable.
22093 (avr_arch_types): Add 'avr31' and 'avr51' entries.
22094 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
22095 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
22096 (avr_override_options): Init 'avr_current_arch'.
22097 (base_arch_s): Move from here...
22098 * config/avr/avr.h (base_arch_s): ... here. Add new members
22099 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
22100 'mega' to 'have_jmp_call'.
22101 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
22102 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
22104 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
22106 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22107 MULTILIB_MATCHES): Ditto.
22109 2008-01-23 Richard Guenther <rguenther@suse.de>
22111 PR middle-end/31529
22112 * cgraphunit.c (cgraph_reset_node): Always mark the node
22113 not reachable if it is not queued already.
22115 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
22117 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
22118 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
22119 (cputype_selected): New static variable.
22120 (bfin_handle_option): Set it if -mcpu is used.
22121 (override_option): Select default set of workarounds if no cpu type
22122 selected on the command line.
22123 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
22125 From Michael Frysinger <michael.frysinger@analog.com>
22126 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
22127 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
22129 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
22130 for bf547, bf523, bf524, and bf526.
22131 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
22133 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
22134 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
22135 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
22136 __ADSPBF547__ and __ADSPBF54x__ for bf547.
22137 * doc/invoke.texi (Blackfin Options): Document that
22138 -mcpu now accept bf547, bf523, bf524, and bf526.
22140 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
22142 PR rtl-optimization/34628
22143 * combine.c (try_combine): Stop and undo after the first combination
22144 if an autoincrement side-effect on the first insn has effectively
22147 2008-01-22 David Edelsohn <edelsohn@gnu.org>
22150 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
22151 Offset addresses are not valid for Altivec or paired float modes.
22153 2008-01-22 Jakub Jelinek <jakub@redhat.com>
22156 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
22157 if DECL_INITIAL (decl) is error_mark_node.
22160 * c-common.c (handle_vector_size_attribute): Only allow
22161 integral, scalar float and fixed point types. Handle OFFSET_TYPE
22162 the same way as pointer, array etc. types.
22163 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
22166 * tree.c (build_type_attribute_qual_variant): Call
22167 build_qualified_type if attributes are equal, but quals are not.
22169 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22172 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
22173 * flags.h (warn_strict_aliasing): Remove.
22174 (warn_strict_overflow): Remove.
22175 * opts.c (warn_strict_aliasing): Remove.
22176 (warn_strict_overflow): Remove.
22177 * c-opts.c (c_common_handle_option): -Wall only sets
22178 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
22179 (c_common_post_options): Give default values to -Wstrict-aliasing
22180 and -Wstrict-overflow if they are uninitialized.
22181 * common.opt (Wstrict-aliasing): Specify Var and Init.
22182 (Wstrict-overflow): Likewise.
22184 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22186 PR rtl-optimization/26854
22187 PR rtl-optimization/34400
22188 PR rtl-optimization/34884
22189 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22191 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22192 (df_rd_bb_info.expanded_lr_out): Deleted
22193 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22194 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22195 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22196 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22197 Removed code to allocate, initialize or free expanded_lr_out.
22198 (df_rd_bb_local_compute_process_def): Restructured to make more
22200 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22201 sets if the sets are being trimmed.
22203 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22206 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22207 (as_vers): Likewise.
22208 * configure: Regenerated.
22210 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22212 PR middle-end/33092
22213 * tree-pass.h (pass_build_alias): New pass.
22214 * tree-ssa-alias.c (gate_build_alias): New.
22215 (pass_build_alias): New.
22216 * passes.c (init_optimization_passes): Add pass_build_alias after
22217 pass_create_structure_vars.
22219 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22221 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22222 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22223 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22224 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22225 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22226 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22227 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22228 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22229 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22230 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22231 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22232 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22233 * config/s390/s390.md (FP_ALL): New mode iterator.
22234 (_d): New mode attribute.
22235 ("*signbit<mode>2>"): Changed mode of first operand.
22236 ("isinf<mode>2"): Changed mode of first operand.
22237 ("*TDC_insn"): Adaptation for DFP modes.
22239 2008-01-22 Ben Elliston <bje@au.ibm.com>
22241 * tree.c (check_qualified_type): Improve function description.
22243 2008-01-21 Jason Merrill <jason@redhat.com>
22246 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22247 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22250 2008-01-21 DJ Delorie <dj@redhat.com>
22252 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22255 2008-01-21 Richard Guenther <rguenther@suse.de>
22257 PR middle-end/34856
22258 * tree-cfg.c (verify_expr): Allow all invariant expressions
22259 instead of just constant class ones as reference argument.
22260 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22261 like any other constant.
22262 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22264 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22266 * regmove.c (fixup_match_1): Update call crossed frequencies.
22268 2008-01-21 Richard Guenther <rguenther@suse.de>
22271 * tree-inline.c (setup_one_parameter): Deal with mismatched
22272 types using a VIEW_CONVERT_EXPR.
22274 2008-01-21 Alon Dayan <alond@il.ibm.com>
22275 Olga Golovanevsky <olga@il.ibm.com>
22277 PR tree-optimization/34701
22278 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22279 when the structure size is not a power of 2.
22281 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22283 * doc/install.texi: Add doc for --enable-checking=df.
22285 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22287 PR rtl-optimization/34808
22288 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22290 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22292 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22295 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22297 PR rtl-optimization/26854
22298 PR rtl-optimization/34400
22299 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22301 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22302 (df_rd_bb_info.expanded_lr_out): New.
22303 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22304 * loop_iv.c (iv_analysis_loop_init): Ditto.
22305 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22306 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22307 Added code to allocate, initialize or free expanded_lr_out.
22308 (df_rd_bb_local_compute_process_def): Restructured to make
22309 more understandable.
22310 (df_rd_confluence_n): Add code to do nothing with fake edges and
22311 code to no apply invalidate_by_call sets if the sets are being trimmed.
22312 (df_lr_local_finalize): Renamed to df_lr_finalize.
22313 (df_live_local_finalize): Renamed to df_live_finalize.
22315 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22318 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22319 deciding whether to use reciprocal instructions.
22321 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22323 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22324 dwarf2out_note_section_used if cold_text_section is NULL.
22326 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22328 PR gcov-profile/34610
22329 * tree-cfg.c (make_edges): Mark both outgoing edges from
22330 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22331 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22332 from OMP_FOR and OMP_CONTINUE outgoing edges.
22334 * tree-profile.c (tree_profiling): Return early if
22335 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22337 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22338 from cfun to child_cfun.
22339 * function.h (struct function): Add after_tree_profile bit.
22341 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22343 * config/avr/avr.S (_exit): Disable interrupt.
22345 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22346 Steven Bosscher <stevenb.gcc@gmail.com>
22348 PR rtl-optimization/26854
22349 PR rtl-optimization/34400
22350 * df-problems.c (df_live_scratch): New scratch bitmap.
22351 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22352 (df_live_reset): Clear the proper bitmaps.
22353 (df_live_bb_local_compute): Only process the artificial defs once
22354 since the order is not important.
22355 (df_live_init): Init the df_live sets only with the variables
22356 found live by df_lr.
22357 (df_live_transfer_function): Use the df_lr sets to prune the
22358 df_live sets as they are being computed.
22359 (df_live_free): Free df_live_scratch.
22361 2008-01-18 Ian Lance Taylor <iant@google.com>
22363 * common.opt: Add fmerge-debug-strings.
22364 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22365 flag_merge_debug_strings rather than flag_merge_constants.
22366 * doc/invoke.texi (Option Summary): Mention
22367 -fmerge-debug-strings.
22368 (Debugging Options): Document -fmerge-debug-strings.
22370 2008-01-18 Ian Lance Taylor <iant@google.com>
22373 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22374 (struct tree_function_decl): Add new field operator_new_flag.
22375 * tree-inline.c (expand_call_inline): When inlining a call to
22376 operator new, force the return value to go into a variable, and
22377 set DECL_NO_TBAA_P on that variable.
22378 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22380 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22383 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22384 DWARF2_DEBUGGING_INFO.
22385 (dwarf2out_note_section_used): Ditto. Add prototype.
22386 (have_multiple_function_sections, text_section_used,
22387 cold_text_section_used, *cold_text_sections): Move declarations
22390 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22392 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22393 field and add signal_ra.
22394 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22395 assignments to frame state pc. Move end of stack check after
22396 MD_FALLBACK_FRAME_STATE_FOR.
22397 (uw_update_context_1): Use frame state signal_regs if set, instead
22398 of checking signal_frame flag.
22399 (uw_update_context): Use frame state signal_ra if set.
22400 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22401 * config/xtensa/linux-unwind.h: New file.
22403 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22405 * modulo-sched.c (get_sched_window): Fix comment typo.
22407 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22409 PR tree-optimization/34648
22410 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22412 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22414 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22415 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22417 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22419 PR rtl-optimization/34400
22420 * df-core.c (df_worklist_dataflow_overeager,
22421 df_worklist_dataflow_doublequeue): New functions.
22422 (df_worklist_dataflow): Two different worklist solvers.
22423 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22426 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22429 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22430 and ftree-parallelize-loops.
22432 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22434 PR rtl-optimization/34826
22435 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22437 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22439 * global.c (find_reg): Mark the eh regs as used if necessary.
22440 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22441 * ra.h (struct allocno): no_eh_reg field added. Changed
22442 no_stack_reg type to bitfield.
22444 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22446 * tree.c (substitute_in_expr): Add missing 'break'.
22448 2008-01-17 Richard Guenther <rguenther@suse.de>
22450 PR tree-optimization/34825
22451 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22452 x / x as division to handle.
22454 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22456 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22457 "-pthread" is specified.
22458 * pa-hpux11.h (LIB_SPEC): Likewise.
22460 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22461 Peter Bergner <bergner@vnet.ibm.com>
22463 PR rtl-optimization/33796
22464 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22466 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22468 PR libgfortran/34699
22469 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22471 * pa-hpux10.h (LINK_SPEC): Likewise.
22472 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22474 2008-01-16 Richard Guenther <rguenther@suse.de>
22476 PR middle-end/32628
22477 * fold-const.c (fold_convert_const_int_from_int): Do not
22478 set overflow if that occured only because of a sign extension
22479 change when converting from/to a sizetype with the same
22480 precision and signedness.
22482 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22485 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22486 location address to the correct place. Update copyright year.
22488 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22490 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22491 no dependences in the dependence_relations vector.
22493 2008-01-16 Jan Hubicka <jh@suse.cz>
22495 PR rtl-optimization/31396
22496 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22497 * cfg.c (dump_reg_info): Print it.
22498 * regs.h (struct reg_info_t): add freq_calls_crossed.
22499 (REG_FREQ_CALLS_CROSSED): New macro.
22500 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22501 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22502 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22503 regmove_optimize): Update call crossed frequencies.
22504 * local-alloc.c (struct qty): Add freq_calls_crossed.
22505 (alloc_qty): Copute freq_calls_crossed.
22506 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22507 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22508 * ra.h (struct allocno): Add freq_calls_crossed.
22510 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22512 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22513 libgomp when compiling with ftree-parallelize-loops.
22514 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22516 2008-01-16 Richard Guenther <rguenther@suse.de>
22518 PR tree-optimization/34769
22519 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22520 * tree.c (int_cst_value): Instead make this function more
22521 permissive in what it accepts as valid input. Document this
22522 function always sign-extends the value.
22524 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22525 Richard Guenther <rguenther@suse.de>
22528 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22529 (gimple_fold_indirect_ref_rhs): ... this.
22530 (gimple_fold_indirect_ref): New function with foldings
22531 that preserve lvalueness.
22532 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22533 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22534 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22535 to fold an INDIRECT_REF, fall back to the old use of
22536 fold_indirect_ref_1.
22538 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22540 * tree-data-ref.c (subscript_dependence_tester_1): Call
22541 free_conflict_function.
22542 (compute_self_dependence): Same.
22544 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22547 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22548 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22550 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22551 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22552 for DWARF2_UNWIND_INFO targets.
22554 2008-01-16 Richard Guenther <rguenther@suse.de>
22557 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22558 type qualifiers for function types.
22560 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22562 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22563 loop_iterator li from previous commit.
22565 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22567 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22569 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22571 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22572 (parallelize_loops): Don't parallelize irreducible components.
22574 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22577 * c-opts (c_common_post_options): Do not enable CPP
22578 flag_pedantic_errors by default.
22580 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22582 PR rtl-optimization/31944
22583 * cse.c (remove_pseudo_from_table): New function.
22584 (merge_equiv_classes): Use above function to remove pseudo-registers.
22585 (invalidate): Likewise.
22587 2008-01-13 Richard Guenther <rguenther@suse.de>
22589 PR middle-end/34601
22590 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22591 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22593 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22595 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22596 validate_change to unshare the source of the PC set.
22598 2008-01-12 Jan Hubicka <jh@suse.cz>
22600 PR middle-end/32135
22601 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22602 references above array bounds. This might trigger bounds checks for
22603 pointers to arrays.
22605 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22607 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22608 new_replaceable_dependencies.
22610 2008-01-12 Doug Kwan <dougkwan@google.com>
22612 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22613 instead of OPT_Wreturn_type in warning due to ignored return type
22615 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22616 options included in -Wextra.
22617 * c.opt: New option -Wignored_qualifiers.
22618 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22619 -Wignore_qualifiers.
22620 (-Wignored-qualifiers): Document.
22621 (-Wreturn-type): Remove description of functionality now handled
22622 by -Wignored-qualifiers.
22624 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22627 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22628 NOP_EXPR if it is between integral types with the same precision.
22630 2008-01-12 Jan Hubicka <jh@suse.cz>
22633 * invoke.texi (max-inline-recursive-depth): Fix default value.
22635 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22637 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22640 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22642 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22644 2008-01-11 James E. Wilson <wilson@specifix.com>
22647 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22649 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22651 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22652 save/restore frame pointer register and don't use 'call-prologues'
22653 optimization in function with "OS_task" attribute.
22655 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22657 PR middle-end/31309
22658 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22659 when copying to memory.
22661 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22663 PR rtl-optimization/30905
22664 * cfgcleanup.c: Include dce.h
22665 (crossjumps_occured): New global variable.
22666 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22667 If something changed, set crossjumps_occured to true.
22668 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22669 Don't add/remove fake edges to exit here...
22670 (cleanup_cfg): ...but do it here, when crossjumping.
22671 Run a fast DCE when successful crossjumps occured in the latest
22672 iteration of try_optimize_cfg.
22674 2008-01-11 Richard Guenther <rguenther@suse.de>
22676 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22677 (struct vn_unary_op_s): Likewise.
22678 (vn_reference_insert): Free old reference on hash collision.
22680 2008-01-10 Raksit Ashok <raksit@google.com>
22682 PR rtl-optimization/27971
22683 * combine.c (find_split_point): Split PLUS expressions which are
22684 inside a MEM rtx, and whose first operand is complex.
22686 2008-01-10 DJ Delorie <dj@redhat.com>
22688 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22689 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22690 (m32c_hard_regno_ok): Call the underlying function.
22692 2008-01-10 Richard Guenther <rguenther@suse.de>
22694 PR middle-end/34683
22695 * tree-cfg.c (tree_merge_blocks): Do not go through the
22696 full-blown folding and stmt updating path if we just deal
22697 with virtual operands.
22698 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22699 test for abnormal SSA_NAMEs.
22701 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22703 PR middle-end/34641
22704 * reload.c (push_reload): Add assertions. All constants from
22705 reg_equiv_constant should have been used for replacing the respective
22707 (find_reloads_address): Invoke find_reloads_address_part for
22708 constant taken from the reg_equiv_constant array.
22710 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22712 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22713 field (valnum) the first in the struct. Replace bools with
22716 2008-01-10 Richard Guenther <rguenther@suse.de>
22718 PR tree-optimization/34651
22719 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22720 types and ordering for masking and converting.
22722 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22724 PR tree-optimization/34017
22725 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22726 also for PHI_NODE expressions.
22728 2008-01-09 Jan Hubicka <jh@suse.cz>
22730 PR tree-optimization/34708
22731 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22732 based on number of case labels.
22733 (init_inline_once): Remove switch_cost.
22734 * tree-inline.h (eni_weights_d): Remove switch_cost.
22736 2008-01-09 Richard Guenther <rguenther@suse.de>
22737 Andrew Pinski <andrew_pinski@playstation.sony.com>
22739 PR middle-end/30132
22740 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22741 temporary if an rvalue is ok or an lvalue is not required.
22743 2008-01-09 Richard Guenther <rguenther@suse.de>
22745 PR middle-end/34458
22746 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22747 adjust return type.
22749 2008-01-09 Richard Guenther <rguenther@suse.de>
22751 PR middle-end/34679
22752 * tree.c (host_integerp): Check for sizetype only if the
22753 type is an integer type.
22755 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22758 * opts.c (decode_options): Disable inlining of functions called
22759 once if not in unit-at-a-time mode.
22761 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22763 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22765 2008-01-08 Richard Guenther <rguenther@suse.de>
22767 PR middle-end/31863
22768 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22769 out early if the result will be unused.
22771 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22776 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22777 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22780 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22782 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22783 for vectorization tuned.
22785 2008-01-08 Richard Guenther <rguenther@suse.de>
22787 PR tree-optimization/34683
22788 * tree-ssa-operands.c (operand_build_cmp): Export.
22789 * tree-ssa-operands.h (operand_build_cmp): Declare.
22790 * tree-vn.c (vuses_compare): Remove.
22791 (sort_vuses): Use operand_build_cmp.
22792 (sort_vuses_heap): Likewise.
22793 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22794 to re-use old VEC if available. Do not sort already sorted VUSEs.
22795 (vdefs_to_vec): Do not sort already sorted VDEFs.
22797 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22799 PR middle-end/34694
22800 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22802 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22805 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22806 limitations of reciprocal sequences on x86 targets.
22808 2008-01-08 Richard Guenther <rguenther@suse.de>
22810 PR tree-optimization/34683
22811 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22813 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22816 * config/darwin.c (darwin_mergeable_string_section): Don't use
22817 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22819 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22822 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22823 negxf2. Macroize expander using X87MODEF mode iterator. Change
22824 predicates of op0 and op1 to register_operand.
22825 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22826 expander using X87MODEF mode iterator. Change predicates of
22827 op0 and op1 to register_operand.
22828 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22829 corresponding patterns and macroize using MODEF macro. Change
22830 predicates of op0 and op1 to register_operand and remove
22831 "m" constraint. Disparage "r" alternative with "!".
22832 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22833 macroize using X87MODEF macro. Change predicates of op0 and op1
22834 to register_operand and remove "m" constraint. Disparage "r"
22835 alternative with "!".
22836 (absneg splitter with memory operands): Remove.
22837 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22838 patterns and macroize using X87MODEF mode iterator.
22839 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22840 Change predicate of op1 to register_operand.
22841 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22842 for memory operands.
22844 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22846 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22848 2008-01-07 Richard Guenther <rguenther@suse.de>
22850 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22853 2008-01-07 Richard Guenther <rguenther@suse.de>
22855 PR tree-optimization/34683
22856 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22857 VOPs of the needed size to save memory. Use VEC_quick_push
22858 to save compile-time.
22859 (vdefs_to_vec): Likewise.
22861 2008-01-07 Sa Liu <saliu@de.ibm.com>
22863 * config/spu/spu.md (divdf3): Genetate inline code for double
22864 division. The implementation doesn't handle INF or NAN, therefore it
22865 only applies when -ffinite-math-only is given.
22867 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22870 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22871 * doc/cpp.texi ([Common Predefined Macros]): Document.
22873 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22875 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22876 order to use commutative addition instead of subtraction.
22878 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22879 Mircea Namolaru <namolaru@il.ibm.com>
22880 Vladimir Yanovsky <yanov@il.ibm.com>
22881 Revital Eres <eres@il.ibm.com>
22883 PR tree-optimization/34263
22884 * tree-outof-ssa.c (process_single_block_loop_latch,
22885 contains_tree_r): New functions.
22886 (analyze_edges_for_bb): Call process_single_block_loop_latch
22887 function to empty single-basic-block latch block if possible.
22889 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22891 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22893 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22895 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22897 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22899 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22901 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22903 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22905 PR tree-optimization/34618
22906 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22909 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22912 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22913 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22914 Update copyright year.
22916 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22917 Update copyright year.
22918 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22921 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22923 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22924 edge does not point to current bb before changing need_assert.
22926 2008-01-04 Richard Guenther <rguenther@suse.de>
22928 PR middle-end/34029
22929 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22930 for verifying purposes if they are is_gimple_min_invariant.
22932 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22934 PR tree-optimization/34448
22935 PR tree-optimization/34465
22936 * gimplify.c (gimplify_init_constructor): Add new parameter
22937 notify_temp_creation. Use it.
22938 (gimplify_modify_expr_rhs): Take volatiles into account when
22939 optimizing constructors.
22940 Do not optimize constructors if gimplify_init_constructor will dump to
22942 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22943 * gcc.c-torture/compile/pr34448.c: New.
22945 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22947 PR gcov-profile/34609
22948 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22949 return_slot if result is TREE_ADDRESSABLE.
22951 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22953 * config/mips/mips.md (sqrt_condition): Tweak comment.
22954 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22956 2008-01-03 Tom Tromey <tromey@redhat.com>
22959 * c-common.c (c_type_hash): Handle VLAs.
22961 2008-01-03 Jan Hubicka <jh@suse.cz>
22963 PR tree-optimization/31081
22964 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22965 0 when inlining and not inlining to first basic block.
22966 (remap_decl): When var is initialized to 0, don't set default_def.
22967 (expand_call_inline): Set entry_bb.
22968 * tree-inline.h (copy_body_data): Add entry_bb.
22970 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22973 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22976 PR tree-optimization/29484
22977 * tree-inline.c (inline_forbidden_p_2): New function.
22978 (inline_forbidden_p): Disallow inlining if some static var
22979 has an address of a local LABEL_DECL in its initializer.
22980 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22983 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22985 PR tree-optimization/34635
22986 * tree-data-ref.c (add_other_self_distances): Make sure that the
22987 evolution step is constant.
22989 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22991 PR middle-end/34608
22992 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22994 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22996 * tree-sra.c (scalarize_init): Insert the generate_element_init
22997 statements after the generate_element_zero statements.
22999 2008-01-02 Richard Guenther <rguenther@suse.de>
23001 PR middle-end/34093
23002 PR middle-end/31976
23003 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23004 for very large number of operands instead of ICEing.
23006 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23009 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23010 while stack probing.
23012 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23014 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
23017 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
23019 PR libmudflap/26442
23020 * tree-mudflap.c (mx_register_decls): Guard warning by
23021 !DECL_ARTIFICIAL check.
23023 2008-01-01 Jakub Jelinek <jakub@redhat.com>
23025 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
23026 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
23027 sse5_perm<mode>): Fix constraints.