1 2008-09-15 Jakub Jelinek <jakub@redhat.com>
3 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4 rather than update_cost_queue.
6 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
7 in every call starting with the second one, instead of only when
8 alias_bitmap_obstack.elements != NULL.
10 * tree-predcom.c (filter_suitable_components): Free all refs in
11 act->refs vector before calling release_component.
12 (add_ref_to_chain): Free ref if not adding it to chain->refs.
14 * tree-data-ref.c (free_subscripts): Free all subscript objects.
16 * tree-loop-linear.c (linear_transform_loops): Initialize
17 lambda_obstack only after calling perfect_loop_nest_depth.
18 Goto free_and_continue instead of just continue for later failures.
21 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
24 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
26 2008-09-14 Andreas Schwab <schwab@suse.de>
28 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
30 2008-09-14 Jan Hubicka <jh@suse.cz>
32 * invoke.texi (-fconserve-stack): Document.
33 * opts.c (decode_options): Handle conserve_stack.
34 * common.opt (fconvserve_stack): New.
36 2008-09-14 David Edelsohn <edelsohn@gnu.org>
38 * config.host: Add x-aix to host_xmake_file.
39 * config/rs6000/t-aix52: Do not override LDFLAGS.
40 * config/rs6000/x-aix: New file.
42 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
48 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
49 is not recognized as a valid register usage. Allow REG_X to be used
51 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
52 forces a reload when using a base register.
54 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
56 * config/i386/cygming-crtend.c (register_frame_ctor): If
57 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
59 (deregister_frame_ctor): Rename to ...
60 (deregister_frame_dtor): Use to call __gcc_deregister_frame
61 if !DEFAULT_USE_CXA_ATEXIT.
63 2008-09-13 Jan Hubicka <jh@suse.cz>
65 * cgraph.c: Include value-prof.h
66 * Makefile.in (cgraph.o): Add value-prof.h dependency.
68 2008-09-13 Jan Hubicka <jh@suse.cz>
71 * tree-profile.c (add_abnormal_goto_call_edges): New function.
72 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
73 tree_gen_one_value_profiler, tree_gen_average_profiler,
74 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
76 2008-09-13 Jan Hubicka <jh@suse.cz>
78 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing too
79 many bytes on misalligned blocks.
81 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
83 * doc/cfg.texi: Fix some typos.
84 * doc/extend.texi: Likewise.
85 * doc/install.texi: Likewise.
86 * doc/invoke.texi: Likewise.
87 * doc/rtl.texi: Likewise.
88 * doc/tree-ssa.texi: Likewise.
90 2008-09-13 Richard Guenther <rguenther@suse.de>
93 * tree-nested.c (finalize_nesting_tree_1): Generate valid
94 gimple stores for memory rhs.
96 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
98 PR rtl-optimization/37489
99 * cse.c (fold_rtx): Don't return const_true_rtx for float
100 compare if FLOAT_STORE_FLAG_VALUE is undefined.
102 2008-09-13 Jan Hubicka <jh@suse.cz>
104 PR tree-optimization/37392
105 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
107 2008-09-13 Martin Jambor <mjambor@suse.cz>
108 Jan Hubicka <jh@suse.cz>
110 * cgraph.c (free_edges): New variable.
111 (NEXT_FREE_EDGE): New macro.
112 (cgraph_free_edge): New function.
113 (cgraph_remove_edge): Call cgraph_remove_edge_1.
114 (cgraph_node_remove_callees): Likewise.
115 (cgraph_node_remove_callers): Likewise.
116 (cgraph_create_edge): Reuse edges from the free list. Do not
117 update uid if doing so.
118 (cgraph_remove_*_hook): Add free call.
120 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
122 * ira-color.c (conflict_allocno_vec): Delete.
123 (update_cost_queue_elem): New structure.
124 (update_cost_queue): New variable.
125 (update_cost_queue_tail): Likewise.
126 (update_cost_queue_elems): Likewise.
127 (allocno_update_cost_check): Delete.
128 (initiate_cost_update): Allocate update_cost_queue_elems
129 instead of allocno_update_cost_check.
130 (finish_cost_update): Update the free()s accordingly.
131 (start_update_cost): New function.
132 (queue_update_cost): Likewise.
133 (get_next_update_cost): Likewise.
134 (update_copy_costs_1): Inline into...
135 (update_copy_costs): ...here. Use a queue instead of recursive calls.
136 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
137 once we've established they are equal. Don't allocate update
138 costs if there is nothing to add to them.
139 (update_conflict_hard_regno_costs): Remove ALLOCNO and
140 DIVISOR arguments. Use a queue instead of recursive calls;
141 process all the allocnos in the initial queue, rather than
143 (assign_hard_reg): Use queue_update_cost instead of
144 conflict_allocno_vec. Queue coalesced allocnos instead
145 of calling update_conflict_hard_regno_costs for each one.
146 Just call update_conflict_hard_regno_costs once for the
148 (ira_color): Remove conflict_allocno_vec handling.
150 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
152 PR tree-optimization/37484
153 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
154 (save_var_name): Same.
155 (initialize_cloog_names): Same.
156 (initialize_cloog_names): Same.
158 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
160 * tree-scalar-evolution.c (set_instantiated_value): Set instantiated_below.
162 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
166 * ira-build.c (common_loop_tree_node_dominator): Remove.
167 (copy_live_ranges_to_removed_store_destinations): New function.
168 (regno_top_level_allocno_map): Move to top level from ...
169 (ira_flattening): ... here. Use
170 copy_live_ranges_to_removed_store_destinations.
172 * ira-emit.c (generate_edge_moves): Fix a comment.
174 2008-09-12 Anatoly Sokolov <aesok@post.ru>
177 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
178 scratch register after 'set' pattern.
180 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
182 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
183 information passed to mark_reg_pointer.
184 * explow.c (force_reg): Likewise.
186 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
188 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
189 when building for the celledp architecture.
191 2008-09-12 Richard Guenther <rguenther@suse.de>
193 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
195 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
197 PR rtl-optimization/37424
198 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
199 the regnos instead of the addresses.
201 2008-09-11 Janis Johnson <janis187@us.ibm.com>
203 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
205 2008-09-11 Richard Guenther <rguenther@suse.de>
207 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
208 entering the weaker equivalence recording.
210 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
212 2008-09-11 Jeff Law <law@redhat.com>
214 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
215 by assign_stack_local on the IRA path for stack slot sharing
216 as well as the non-IRA path.
218 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
220 * config/i386/i386.h: Fix whitespace issues.
222 2008-09-11 Martin Jambor <mjambor@suse.cz>
224 * ipa-prop.h (struct ipa_param_flags): Removed.
225 (struct ipa_param_descriptor): New structure.
226 (struct ipa_node_params): ipcp_lattices, param_decls and
227 param_flags moved to ipa_param_description.
228 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
229 descriptors. Renamed all users.
230 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
231 changed to access descriptors. Renamed all users.
232 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
233 to access descriptors. Renamed all users.
234 * ipa-cp.c (ipcp_init_cloned_node): Call
235 ipa_initialize_node_params instead of ipa_count_formal_params and
236 ipa_create_param_decls_array.
237 (ipcp_analyze_node): Likewise.
238 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
239 descriptors. Renamed all users.
240 (ipcp_initialize_node_lattices): Remove allocation.
241 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
242 ipa_initialize_node_params instead of ipa_count_formal_params and
243 ipa_create_param_decls_array.
244 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
245 ipa_populate_param_decls, made static, added parameter info,
246 renamed mt to node, removed allocation, changed to use
248 (ipa_count_formal_params): Made static, added parameter info,
250 (ipa_initialize_node_params): New function.
251 (ipa_check_stmt_modifications): Changed to use descriptors.
252 (ipa_detect_param_modifications): Removed allocation, changed to
254 (ipa_note_param_call): Changed to use descriptors.
255 (ipa_analyze_params_uses): Removed allocation.
256 (ipa_free_node_params_substructures): Changed to use descriptors.
257 (ipa_edge_duplication_hook): Use the unused attribute.
258 (ipa_node_duplication_hook): Use the unused attribute, changed to
259 use descriptors, changed to duplicate descriptors.
261 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
262 changed all callers. Call ipa_propagate_indirect_call_infos if doing
263 indirect inlining. Made static.
264 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
265 functions called only once.
266 (cgraph_decide_recursive_inlining): Don't call
267 ipa_propagate_indirect_call_infos, pass new_edges to
268 cgraph_mark_inline_edge instead.
269 (cgraph_decide_inlining_of_small_functions): Don't call
270 ipa_propagate_indirect_call_infos, pass new_edges to
271 cgraph_mark_inline_edge instead.
272 (cgraph_decide_inlining): Don't call
273 ipa_propagate_indirect_call_infos.
274 * ipa-prop.c: Check that vectors are allocated.
276 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
277 iff a new cgraph edges have been created.
278 (cgraph_decide_inlining): New variable redo_always_inline.
279 Flattening and always_inlining loop until callgraph stabilizes.
280 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
281 true iff new cgraph edges have been created.
282 (propagate_info_to_inlined_callees): Likewise.
283 (ipa_propagate_indirect_call_infos): Likewise.
285 2008-09-11 Richard Guenther <rguenther@suse.de>
287 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
288 (set_prologue_iterations): Likewise.
289 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
291 (vect_update_init_of_dr): Likewise.
292 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
294 * fold-const.c (fold_unary): Do not generate calculations
297 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
299 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
300 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
301 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
303 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return a bool.
304 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
305 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
306 before finalizing the changes.
307 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
309 (simplify_truth_ops_using_ranges): New.
310 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
311 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
312 whether a simplification was made.
313 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
314 use a switch statement and also call simplify_truth_ops_using_ranges.
316 2008-09-11 Jan Hubicka <jh@suse.cz>
318 * ggc-common.c (loc_array): Make static.
319 * dce.c (rest_of_handle_ud_dce): Free worklist.
321 2008-09-11 Jan Hubicka <jh@suse.cz>
323 * cgraph.c (cgraph_release_function_body): Plug memory leak on
324 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct function
325 so we are sure we do not dangle it forever.
326 * function.c (outer_function_chain, find_function_data): Remove.
327 (function_context_stack): New.
328 (push_function_context, pop_function_context): Update.
329 * function.h (struct function): Remove pointer outer.
330 (outer_function_chain, find_function_data): Remove.
331 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
333 2008-09-11 Jan Hubicka <jh@suse.cz>
336 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
338 2008-09-11 Jan Hubicka <jh@suse.cz>
340 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
342 2008-09-11 Jan Hubicka <jh@suse.cz>
344 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
345 (free_var_map_entry): New function.
346 (redirect_edge_var_map_destroy): Use it.
348 2008-09-11 Jan Hubicka <jh@suse.cz>
351 * tree-inline.c (add_lexical_block): Replace with ...
352 (prepend_lexical_block): ... prepend at begginig.
353 (remap_blocks): Use it and reverse later.
354 (expand_call_inline): Use prepend_lexical_block.
356 2008-09-11 Jan Hubicka <jh@suse.cz>
358 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
360 2008-09-11 Jan Hubicka <jh@suse.cz>
362 * function.c (free_after_compilation): Call insn_locators_free.
363 * cfglayout.c (insn_locators_free): New function.
364 * rtl.h (insn_locators_free): Declare.
366 2008-09-11 Jan Hubicka <jh@suse.cz>
368 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
370 (cond_move_process_if_block): Update call.
372 2008-09-11 Jan Hubicka <jh@suse.cz>
374 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
375 * vec.c: Include hashtab.h
376 (vec_descriptor, ptr_hash_entry): New structures.
377 (vec_desc_hash, vec_ptr_map): New static variables.
378 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
379 register_overhead, free_overhead, vec_heap_free): New functions.
380 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
381 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
382 (cmp_statistic, add_statistics, dump_vec_loc_statistics): New functions.
384 2008-09-11 Ira Rosen <irar@il.ibm.com>
386 PR tree-optimization/37474
387 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
388 length of load permutation.
390 2008-09-11 Andreas Schwab <schwab@suse.de>
392 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
394 2008-09-11 Jakub Jelinek <jakub@redhat.com>
397 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
398 * dse.c (find_shift_sequence): Use extract_low_bits instead of
401 2008-09-11 Ira Rosen <irar@il.ibm.com>
403 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
406 2008-09-10 Jakub Jelinek <jakub@redhat.com>
409 * gimplify.c (gimplify_body): Call default_rtl_profile.
412 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
413 instead of tok->val.node if not expanding to something else. Handle
414 intervening CPP_PADDING tokens.
415 (altivec_categorize_keyword): Remove unneeded comparisons.
417 2008-09-10 Richard Guenther <rguenther@suse.de>
419 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
421 2008-09-10 Richard Guenther <rguenther@suse.de>
424 * tree-inline.c (insert_init_stmt): Make sure to not
425 insert invalid gimple stores.
427 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
429 PR tree-optimization/37388
430 * toplev.c (process_options): Fail and warn when graphite
431 flags are used, but the compiler has not been configured
432 with graphite libraries.
433 * graphite.c (graphite_transform_loops): Remove printfs
434 to dump_file for the case when graphite is not available.
436 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
439 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
440 the even element into register.
441 (ix86_expand_vector_init_general): Don't use
442 ix86_expand_vector_init_interleave on V16QImode and V8HImode
443 if we can't move from GPR to SSE register directly.
445 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
447 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
448 not lose track of the number of NOPs needed. Number of NOPs needed
449 for sync vs. loads workaround was switched; corrected. Run second
450 pass for all workarounds. No NOPs needed after call insns. Change
451 second pass to use find_next_insn_start and find_load helpers in order
452 to properly detect parallel insns.
453 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
455 2008-09-10 Jan Hubicka <jh@suse.cz>
457 * value-prof.c (gimple_ic): Fix tuplification bug.
458 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
461 2008-09-10 Jakub Jelinek <jakub@redhat.com>
463 PR tree-optimization/37353
464 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
465 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
466 calls instead of cond_dead_built_in_calls.
467 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
468 initalize the vector only before adding first entry. Use VEC_safe_push
469 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
470 shrink_wrap_conditional_dead_built_in_calls call.
472 2008-09-10 Ira Rosen <irar@il.ibm.com>
474 PR tree-optimization/37385
475 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
476 and use it as a vector type if not NULL.
477 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
479 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
481 (vectorizable_load): Likewise.
483 2008-09-10 Jakub Jelinek <jakub@redhat.com>
485 * config/i386/i386.md (SWI32): New mode iterator.
486 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
489 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
491 PR rtl-optimization/37435
492 * caller-save.c (insert_restore, insert_save): Check the mode by
495 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
498 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
500 (dw2_output_indirect_constant_1): Use unstripped name in symbol
503 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
505 * doc/invoke.texi (ARM Options): Correct errors in discussion
506 of -mfloat-abi, -mhard-float, and -msoft-float.
508 2008-09-09 Jakub Jelinek <jakub@redhat.com>
509 Jan Hubicka <jh@suse.cz>
512 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
513 calling gimple_regimplify_operands on it. Iterate over all newly
514 added statements, not just the last one.
515 (insert_init_stmt): Insert stmt into seq first, then call
516 gimple_regimplify_operands on it. Don't create new gimplification
517 context, nor find referenced vars.
519 2008-09-09 Jakub Jelinek <jakub@redhat.com>
522 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
523 to pointer to vector pointer.
524 * ipa-prop.c (ipa_propagate_indirect_call_infos,
525 propagate_info_to_inlined_callees): Likewise.
526 (update_call_notes_after_inlining): Likewise. Push new indirect edge
527 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
528 ipa_check_create_edge_args.
529 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
530 to pointer to vector pointer.
531 (cgraph_decide_inlining_of_small_function): Adjust
532 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
536 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when optimizing
539 PR rtl-optimization/37408
540 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
543 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
545 PR tree-optimization/37375
546 * tree-scalar-evolution.c (scev_info_str): Add field instantiated_below.
547 (new_scev_info_str, eq_scev_info, find_var_scev_info,
548 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
549 set_instantiated_value): Pass instantiated_below.
550 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to
552 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
553 the definitions are not instantiated.
555 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
556 (block_before_loop): New.
557 * tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev.
558 * graphite.c (block_before_scop): New.
559 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
560 basic block, not a loop for determining the parameters.
561 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
563 (idx_record_params, find_params_in_bb, find_scop_parameters,
564 build_loop_iteration_domains, add_conditions_to_domain): Update calls
567 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
569 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
573 * ira-build.c (ira_create_allocno): Setup frequency to 0.
575 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
576 Check zero freq and increase if necessary.
578 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
580 * ira-conflicts.c (process_regs_for_copy): Check that the hard
581 regno is in the right range. Add comments.
583 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
585 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
587 * mips-tfile.c (copy_object): Cast alloca result to int *.
588 * mips-tdump.c (print_symbol): Cast xmalloc return values to
590 Rename class to sclass.
591 (read_tfile): Cast read_seek return values to proper types.
592 Cast xcalloc return value to proper type.
594 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
596 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
597 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
598 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
600 2008-09-09 Jan Hubicka <jh@suse.cz>
602 * profile.c (is_edge_inconsistent): Add debug output; ignore
603 negative count on fake edges.
604 (is_inconsistent): Add debug output.
606 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
608 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
610 (choose_ready): When first insn is chosen from the ready list, also
613 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
615 PR rtl-optimization/37360
616 * haifa-sched.c (max_issue): Do not assert that we never issue more
617 insns than issue_rate. Add comment.
619 2008-09-09 Richard Guenther <rguenther@suse.de>
621 * tree-cfg.c (verify_types_in_gimple_op): Remove.
622 (verify_types_in_gimple_call): Rename to ...
623 (verify_gimple_call): ... this. Enhance.
624 (verify_types_in_gimple_cond): Remove.
625 (verify_gimple_comparison): New function ...
626 (verify_types_in_gimple_assign): ... split out from here.
627 (verify_types_in_gimple_return): Rename to ...
628 (verify_gimple_return): ... this. Enhance.
629 (verify_types_in_gimple_switch): Rename to ...
630 (verify_gimple_switch): ... this. Enhance.
631 (verify_gimple_goto): New function.
632 (verify_types_in_gimple_phi): Rename to ...
633 (verify_gimple_phi): ... this. Enhance.
634 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
635 Fold in single-statement cases from verify_types_in_gimple_seq_2.
636 (verify_types_in_gimple_seq_2): Remove cases handled in
637 verify_types_in_gimple_stmt.
639 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
641 * config/bfin/bfin.c (n_regs_to_save): New static variable.
642 (push_multiple_operation, pop_multiple_operation): Set it.
643 (workaround_rts_anomaly): New function.
644 (workaround_speculation): New function, broken out of bfin_reorg.
645 (bfin_reorg): Call the new functions.
647 2008-09-09 Richard Guenther <rguenther@suse.de>
651 * gimplify.c (gimplify_conversion): Change conversions of
652 non-register type to VIEW_CONVERT_EXPRs.
653 (gimplify_addr_expr): If we need to make the operand
654 addressable make sure to use a properly initialized
655 temporary for that so it gets a valid gimple store.
657 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
659 * function.h (struct function): Add function_start_locus.
660 * cfgexpand.c (gimple_expand_cfg): Use it.
661 * c-parser.c (c_parser_declaration_or_fndef): Set it.
663 2008-09-09 Richard Guenther <rguenther@suse.de>
665 PR tree-optimization/37433
666 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
669 2008-09-09 Richard Guenther <rguenther@suse.de>
671 PR tree-optimization/37387
672 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
673 and bits to a common type.
675 2008-09-09 Nick Clifton <nickc@redhat.com>
677 * config/v850/v850.md (return): Restore frame size restriction.
679 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
681 * c-common.c (c_expand_decl): Remove.
682 * c-common.h (anon_aggr_type_p): Remove prototype.
683 (DECL_ANON_UNION_ELEMS): Remove.
684 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
685 * c-decl.c (anon_aggr_type_p): Remove.
686 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
687 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
688 * langhooks.h (struct lang_hooks): Remove expand_decl.
689 * langhooks.c (lhd_expand_decl): Remove.
690 * stmt.c (expand_anon_union_decl): Remove.
691 * tree.h (expand_anon_union_decl): Remove prototype.
693 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
696 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
698 * config/avr/avr.md (QISI) : Define mode iterator.
699 (negated_tst<mode>) : Redefine as split using mode macro.
700 (reversed_tstqi): Define insn as reversed compare with zero.
701 (reversed_tsthi): Ditto.
702 (reversed_tstsi): Ditto.
704 2008-09-08 Jakub Jelinek <jakub@redhat.com>
707 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
708 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
711 * predict.c (optimize_function_for_size_p): Don't segfault if
713 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
714 tree_swap_operands_p): Don't test cfun != NULL before calling
715 optimize_function_for_s*_p.
717 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
719 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
722 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
724 * crx/crx.h (IRA_COVER_CLASSES): Define.
726 2008-09-08 Jakub Jelinek <jakub@redhat.com>
729 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
730 even when a stmt has been gimple_modified_p, but after fold_stmt is
731 not any longer. Remove unneeded may_have_exposed_new_symbols
734 2008-09-08 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/37421
737 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
740 2008-09-08 Jakub Jelinek <jakub@redhat.com>
743 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
745 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
748 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
749 * pa-hpux10.h (LINK_SPEC): Likewise.
750 * pa-hpux11.h (LINK_SPEC): Likewise.
752 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
754 * pa32-regs.h (IRA_COVER_CLASSES): Define.
755 * pa64-regs.h (IRA_COVER_CLASSES): Define.
757 2008-09-07 Helge Deller <deller@gmx.de>
759 * pa/linux-atomic.c: New file.
760 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
761 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
763 2008-09-07 Richard Guenther <rguenther@suse.de>
764 Ira Rosen <irar@il.ibm.com>
766 PR tree-optimization/36630
767 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
768 Call STRIP_NOPS before calling evolution_part_in_loop_num.
770 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
771 Ira Rosen <irar@il.ibm.com>
773 PR tree-optimization/35642
774 * config/rs6000/altivec.md (mulv8hi3): Implement.
776 2008-09-06 Jeff Law <law@redhat.com>
778 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
780 2008-09-06 Jan Hubicka <jh@suse.cz>
782 PR tree-optimization/14703
783 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
785 * passes.c (init_optimization_passes): Recompute inline parameters.
787 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
789 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
792 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
793 Peter Fuerst <post@pfrst.de>
795 * doc/invoke.texi: Document -mr10k-cache-barrier=.
796 * doc/extend.texi: Document __builtin_mips_cache.
797 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
798 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
799 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
800 __GCC_HAVE_BUILTIN_MIPS_CACHE.
801 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
802 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
803 (set_push_mips_isas): New variable.
804 (mips_r10k_cache_barrier): New variable.
805 (cache): New availability predicate.
806 (mips_builtins): Add an entry for __builtin_mips_cache.
807 (mips_build_cvpointer_type): New function.
808 (MIPS_ATYPE_CVPOINTER): New macro.
809 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
811 (r10k_simplified_address_p, r10k_simplify_address)
812 (r10k_uncached_address_p, r10k_safe_address_p)
813 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
814 (r10k_needs_protection_p_call, r10k_needs_protection_p)
815 (r10k_insert_cache_barriers): New functions.
816 (mips_reorg_process_insns): Delete cache barriers after a
817 branch-likely instruction.
818 (mips_reorg): Call r10k_insert_cache_barriers.
819 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
820 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
821 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
822 (mips_cache, r10k_cache_barrier): New define_insns.
824 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
826 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
827 * ira-color.c (setup_allocno_left_conflicts_num): Use
828 hard_reg_set_equal_p instead of a comparison with
829 ira_zero_hard_reg_set.
830 * ira.c (setup_reg_subclasses): Likewise.
831 (setup_cover_and_important_classes): Likewise.
832 (setup_class_translate): Likewise.
833 (setup_reg_class_intersect_union): Likewise.
834 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
835 (ira_init_once): Don't initialize them.
837 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
839 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
841 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
843 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
845 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
847 Improved branch hints, safe hints, and scheduling.
849 * haifa-sched.c (sched_emit_insn) : Define.
850 * sched-int.h (sched_emit_insn) : Add prototype.
851 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
852 -mhint-max-distance -msafe-hints) : Document.
853 * config/spu/spu.c (spu_flag_var_tracking): New.
854 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
855 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
856 TARGET_ASM_FILE_START): Define.
857 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
858 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
859 (spu_emit_branch_hint): Add blocks argument.
860 (insert_branch_hints, insert_nops): Remove.
861 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
862 uses_ls_unit, spu_sched_init_global, spu_sched_init,
863 spu_sched_reorder, asm_file_start): New functions.
864 (clock_var, spu_sched_length, pipe0_clock,
865 pipe1_clock, prev_clock_var, prev_priority,
866 spu_ls_first, prev_ls_clock): New static variables.
867 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
868 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
869 (nopn_nv): Add a non-volatile version of nop.
870 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
871 -mhint-max-distance, -msafe-hints): New options.
873 2008-09-05 Janis Johnson <janis187@us.ibm.com>
874 Samuel Tardieu <sam@rfc1149.net>
876 * opts.c (decode_options): Combine nested if statements.
879 * opts.c (decode_options): Handle more relationships among
880 unit-at-a-time, toplevel-reorder, and section-anchors.
882 2008-09-05 David Daney <ddaney@avtrex.com>
884 * doc/install.texi (--enable-reduced-reflection): Document new option.
886 2008-09-05 Bob Wilson <bob.wilson@acm.org>
888 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
890 (constantpool_operand): New.
891 (move_operand): Disallow sub-word modes for the constant pool.
892 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
893 (xtensa_secondary_reload_class): Replace with....
894 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
895 Set icode for sub-word reloads from the constant pool.
896 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
897 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
898 * config/xtensa/xtensa.md (reload<mode>_literal): New.
899 * config/xtensa/xtensa-protos.h: Update prototypes.
901 2008-09-05 Joseph Myers <joseph@codesourcery.com>
903 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
904 (REG_CLASS_NAMES): Update.
905 (REG_CLASS_CONTENTS): Update.
906 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
907 of ALL_REGS for regs 77 and 78.
908 * function.c (instantiate_virtual_regs_in_insn): Assert that
909 return value of simplify_gen_subreg is not NULL.
911 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
913 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
914 (gen_rtvec_v): Fix coding standards.
916 2008-09-04 Jan Hubicka <jh@suse.cz>
918 * i386.c (decide_alg): Be more conservative about optimizing for size.
920 2008-09-04 Ian Lance Taylor <iant@google.com>
922 * varasm.c (narrowing_initializer_constant_valid_p): New
924 (initializer_constant_valid_p): Call it.
926 2008-09-04 Jeff Law <law@redhat.com>
928 * fold-const.c (native_encode_real): Fix computation of WORDS.
929 (native_interpret_real): Likewise.
931 2008-09-04 Janis Johnson <janis187@us.ibm.com>
933 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
935 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
937 * ira-conflicts.c (process_regs_for_copy): Check insn to check
938 that the cost is already taken into account in ira-costs.c
940 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
942 * ira-build.c (print_copy, print_copies, ira_debug_copy,
943 ira_debug_copies): New.
944 (ira_bulid): Call print_copies.
946 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
948 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
951 * config/rs6000/rs6000.c (optimization_options): Remove check of
954 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
956 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
957 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
958 second operand is a reg_imm10_operand.
959 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
960 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
961 (*seq_<GPR:mode><GPR2:mode>): Rename to
962 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
964 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
965 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
967 (*sne_<GPR:mode><GPR2:mode>): Rename to
968 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
971 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
973 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
974 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
975 combining an arithmetic right shift by more than 31 and a
976 trunction. Don't match for out-of-range shift amounts. Set
977 attribute mode to <MODE>.
978 (*lshr32_trunc<mode>): Name the pattern combining a logical right
979 shift by 32 and and a truncation. Set attribute mode to <MODE>.
980 (*<optab>_trunc<mode>_exts): New pattern for truncated right
981 shifts by less than 32.
982 (extv): Change predicate on first operand to accept registers.
983 Change predicate of the other operands from immediate_operand to
984 const_int_operand. Expand exts when source is a register.
985 (extzv): Change predicate of the constant operands from
986 immediate_operand to const_int_operand.
987 (extzv<mode>): Change predicate of the constant operands from
988 immediate_operand to const_int_operand and no constraint. Also
990 (*extzv_trunc<mode>_exts): New pattern.
992 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
994 * config/mips/mips.h (ISA_HAS_CINS): New macro.
995 * config/mips/mips-protos.h (mask_low_and_shift_p,
996 mask_low_and_shift_len): Declare.
997 * config/mips/mips.c (mask_low_and_shift_p,
998 mask_low_and_shift_len): New functions.
999 (mips_print_operand): Handle new operand prefix "m".
1000 * config/mips/mips.md (*cins<mode>): New pattern.
1002 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1004 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1005 optimizing for size.
1007 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1009 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1010 regardless of epilogue_completed.
1012 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1015 * ira-lives.c (process_bb_node_lives): Check setjmp.
1017 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1020 * ira-build.c (form_loop_tree): Reverse BB walk.
1021 (create_bb_allocnos): Likewise.
1022 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1023 (mark_reg_store): Rename to...
1024 (mark_ref_live): ...this and take a df_ref argument instead of
1025 note_stores arguments. Assert that we have a register.
1026 (mark_reg_clobber): Delete.
1027 (def_conflicts_with_inputs_p): New function.
1028 (mark_reg_conflicts): Delete.
1029 (mark_reg_death): Rename to...
1030 (mark_ref_dead): ...this and take a df_ref argument instead of
1031 a register. Assert that we have a register.
1032 (process_bb_node_lives): Hoist frequency calculation out of
1033 instruction walk. Convert from a forwards scan to a backwards scan.
1034 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1035 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1036 (create_allocno_live_ranges): Don't create regs_set.
1038 2008-09-04 Ian Lance Taylor <iant@google.com>
1040 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1041 or REG_LABEL_TARGET.
1042 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1043 comparing MODE with MEM.
1044 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1045 comparing with GF_PREDICT_TAKEN.
1046 (gimple_get_lhs): Change code to enum gimple_code.
1047 (gimple_set_lhs): Likewise.
1048 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1049 * omp-low.c (find_omp_clause): Change kind parameter to enum
1051 * tree-flow.h (find_omp_clause): Update declaration.
1052 * regrename.c (clear_dead_regs): Change kind parameter to enum
1054 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1056 * see.c (see_get_extension_data): Change return type to enum
1057 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1058 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1059 (see_gen_normalized_extension): Change extension_code parameter to
1061 (see_seek_pre_extension_expr): Change extension_code to enum
1063 (see_merge_one_def_extension): Likewise.
1064 (see_handle_relevant_defs): Likewise.
1065 (see_handle_relevant_uses): Likewise.
1066 (see_analyze_one_def): Likewise.
1067 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1068 GIMPLE_ASM rather than ASM_EXPR.
1069 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1070 GIMPLE_RETURN rather than RETURN_EXPR.
1071 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1072 (evaluate_stmt): Likewise.
1073 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1074 to enum vect_relevant.
1075 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1076 compare gimple codes with tree codes.
1078 2008-09-04 Paul Brook <paul@codesourcery.com>
1080 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1082 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1084 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1085 pointer check lost in the recent no-unit-at-a-time patch.
1087 2008-09-04 Jan Hubicka <jh@suse.cz>
1090 * tree-switch-conversion.c (check_final_bb): Accept only IP
1093 2008-09-04 Jan Hubicka <jh@suse.cz>
1095 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1097 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1098 using_ranges argument.
1099 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1100 (vrp_visit_cond_stmt): Update call of
1101 vrp_evaluate_conditional_warnv_with_ops
1103 2008-09-04 Jan Hubicka <jh@suse.cz>
1105 PR tree-optimization/37345
1106 PR tree-optimization/37358
1107 PR tree-optimization/37357
1108 * tree.c (build_function_type_skip_args): Build distinct type copy;
1110 (build_function_decl_skip_args): Set type of new decl not orig decl;
1111 clear DECL_VINDEX for methods turned into functions.
1113 2008-09-04 Nick Clifton <nickc@redhat.com>
1115 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1116 * configure: Regenerate.
1117 * config.in: Regenerate.
1118 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1119 alignment field, if it is supported.
1121 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1123 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1126 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1128 * config/rs6000/rs6000.c (processor_target_table): Do not
1129 enable VMX for POWER6.
1131 2008-09-03 Anton Blanchard <anton@samba.org>
1133 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1134 emit memory barrier before operation.
1136 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1139 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1140 default_elf_asm_output_external.
1142 2008-09-03 Jeff Law <law@redhat.com>
1144 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1146 2008-09-03 Richard Henderson <rth@redhat.com>
1148 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1149 memory barrier to below the test-and-set.
1150 (alpha_split_lock_test_and_set_12): Likewise.
1152 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1156 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1159 * ira-color.c (print_loop_title): Use all_allocnos.
1160 (color_pass): Ditto. Don't add border_allocnos. Check that
1161 subloop allocno in the correspdoning bitmap all_allocnos.
1163 * ira-emit.c (change_loop): Use all_allocnos.
1165 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1167 (ira_create_allocno): Set up all_allocnos bit for the created
1169 (create_cap_allocno): Remove setting mentioned_allocnos.
1170 (create_insn_allocnos): Ditto.
1171 (remove_unnecessary_allocnos): Use all_allocnos.
1172 (check_allocno_creation): Check that allocnos are in the
1173 corresponding bitmap all_allocnos.
1175 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1179 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
1180 (process_regs_for_copy): Process subregs. Refine check when cost
1181 is taken into account in ira-costs.c.
1182 (process_reg_shuffles): Use REG_SUBREG_P.
1183 (add_insn_allocno_copies): Ditto. Ignore modes.
1185 * ira-color.c (conflict_allocno_vec): New.
1186 (COST_HOP_DIVISOR): New macro.
1187 (update_copy_costs_1): Use it.
1188 (update_conflict_hard_regno_costs): New function.
1189 (assign_hard_reg): Use it.
1190 (ira_color): Allocate and free conflict_allocno_vec.
1192 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1196 * ira-int.h (ira_sort_insn_chain): Remove.
1198 * ira.c (basic_block_order_nums, chain_insn_order,
1199 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
1200 (ira): Don't call ira_sort_insn_chain.
1202 * reload1.c (reload): Don't call ira_sort_insn_chain.
1204 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1207 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1208 which become non throw.
1209 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1210 update_call_expr after updating the flags on the decl.
1212 2008-09-03 Jan Hubicka <jh@suse.cz>
1214 PR tree-optimization/37315
1215 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1216 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1217 (cgraph_analyze_functions): Use node->analyzed
1218 (cgraph_mark_functions_to_output): Likewise.
1219 (cgraph_expand_function): All functions can be released after
1221 (cgraph_optimize): Use gimple_has_body_p.
1222 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1223 (cgraph_decide_inlining_incrementally): Likewise.
1224 (inline_transform): Inline transform.
1225 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1227 (inlinable_function_p): Drop gimple_body check.
1228 (expand_call_inline): Use gimple_has_body_p.
1229 * gimple.c (gimple_has_body_p): New.
1230 * gimple.h (gimple_has_body_p): Add prototype.
1231 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1232 (dump_function_to_file): Use gimple_has_body_p check.
1234 2008-09-03 Jakub Jelinek <jakub@redhat.com>
1237 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
1239 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
1241 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1243 From Michael Frysinger <michael.frysinger@analog.com>
1244 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
1245 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
1248 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
1251 * doc/extend.texi: Document picoChip builtin functions.
1252 * doc/invoke.texi: Document picoChip options.
1253 * doc/contrib.texi: Add picoChip contribution.
1254 * doc/md.texi: Document picoChip constraints.
1255 * config.gcc: Add picochip-*-*.
1256 * config/picochip/: Add new port.
1258 2008-09-03 Richard Guenther <rguenther@suse.de>
1260 PR tree-optimization/37328
1261 * tree-sra.c (sra_build_assignment): Gimplify properly.
1262 (generate_copy_inout): Take the correct stmt as definition,
1263 remove bogus assert.
1265 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1267 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
1270 From Michael Frysinger <michael.frysinger@analog.com>
1271 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
1273 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
1275 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
1276 (__gthread_setspecific): Revert 2008-08-31 change to
1277 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
1279 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
1281 * diagnostic.c (error_at): New.
1282 * toplev.h (error_at): New prototype.
1283 * c-typeck.c (build_array_ref): Call error_at instead of error.
1284 Pass location to pedwarn.
1286 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
1288 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
1290 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1292 * dwarf2out.c (tree_add_const_value_attribute): Only handle
1293 VAR_DECL and CONST_DECL.
1295 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1296 Jakub Jelinek <jakub@redhat.com>
1298 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
1299 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
1300 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
1301 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
1302 Don't set ix86_save_varrargs_registers.
1303 (ix86_setup_incoming_varargs): Assume cum != NULL.
1304 (ix86_va_start): Check ix86_varargs_gpr_size and
1305 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
1306 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
1307 from frame pointer if ix86_varargs_gpr_size == 0.
1308 (ix86_compute_frame_layout): Updated.
1309 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
1310 (ix86_varargs_gpr_size): Define.
1311 (ix86_varargs_fpr_size): Likewise.
1312 (machine_function): Remove save_varrargs_registers.
1313 Add varargs_gpr_size and varargs_fpr_size.
1315 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1317 * config/alpha/alpha.c (va_list_skip_additions,
1318 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
1319 (alpha_gimplify_va_arg): Call unshare_expr on second use of
1322 PR tree-optimization/36766
1323 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
1324 for already removed basic blocks.
1327 * real.c (real_maxval): Clear a lower bit to make real_maxval
1328 match get_max_float for IBM long double format.
1330 2008-09-02 Andreas Schwab <schwab@suse.de>
1332 * configure.ac: Use m4_quote to quote the expansion of m4_do.
1333 * configure: Regenerate.
1335 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1337 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1338 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1339 checking for a non-VOID CONSTANT_P.
1341 2008-09-02 Jan Hubicka <jh@suse.cz>
1343 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1344 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
1347 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1349 * expr.c (emit_group_store): Don't assert stack temp mode size.
1351 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
1352 Tobias Grosser <grosser@fim.uni-passau.de>
1353 Jan Sjodin <jan.sjodin@amd.com>
1354 Harsha Jagasia <harsha.jagasia@amd.com>
1355 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1356 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1357 Adrien Eliche <aeliche@isty.uvsq.fr>
1359 Merge from graphite branch.
1362 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
1363 * doc/invoke.texi (-floop-block, -floop-interchange,
1364 -floop-strip-mine): Document new flags.
1365 * tree-into-ssa.c (gimple_vec): Moved...
1366 * tree-loop-distribution.c (rdg_component): Moved...
1367 * cfgloopmanip.c: Include tree-flow.h.
1368 (update_dominators_in_loop): New.
1369 (create_empty_if_region_on_edge): New.
1370 (create_empty_loop_on_edge): New.
1371 (loopify): Use update_dominators_in_loop.
1372 * tree-pass.h (pass_graphite_transforms): Declared.
1373 * configure: Regenerate.
1374 * tree-phinodes.c (make_phi_node): Export.
1375 (add_phi_node_to_bb): New, split from create_phi_node.
1376 * tree-chrec.c (for_each_scev_op): New.
1377 * tree-chrec.h (for_each_scev_op): Declared.
1378 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
1379 (remove_statement): Call get_phi_with_result.
1380 * config.in (HAVE_cloog): Undef.
1381 * gdbinit.in (pgg): New.
1382 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1383 * tree-ssa-loop.c (graphite_transforms): New.
1384 (gate_graphite_transforms): New.
1385 (pass_graphite_transforms): New.
1386 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1387 HAVE_cloog): Defined.
1388 * tree-vectorizer.c (rename_variables_in_bb): Export.
1389 * tree-data-ref.c (dr_may_alias_p): Export.
1390 (stmt_simple_memref_p): New.
1391 (find_data_references_in_stmt): Export.
1392 (find_data_references_in_loop): Export.
1393 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1394 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1395 (create_rdg_vertices): Export.
1396 (build_empty_rdg): New.
1397 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1398 * tree-data-ref.h (rdg_component): ... here.
1400 (struct data_reference): Add a field scop.
1402 (find_data_references_in_loop): Declared.
1403 (find_data_references_in_stmt): Declared.
1404 (create_rdg_vertices): Declared.
1405 (dr_may_alias_p): Declared.
1406 (stmt_simple_memref_p): Declared.
1407 (struct rdg_edge): Add a field ddr_p relation.
1408 (build_empty_rdg): Declared.
1409 * lambda.h (lambda_matrix): Declare a VEC of.
1410 (find_induction_var_from_exit_cond): Declared.
1411 (lambda_vector_compare): New.
1412 * common.opt (fgraphite, floop-strip-mine,
1413 floop-interchange, floop-block): New flags.
1414 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1415 * cfgloop.c (is_loop_exit): New.
1416 * cfgloop.h (is_loop_exit): Declared.
1417 (create_empty_if_region_on_edge): Declared.
1418 (create_empty_loop_on_edge): Declared.
1419 * tree-flow.h (add_phi_node_to_bb): Declared.
1420 (make_phi_node): Declared.
1421 (rename_variables_in_bb): Declared.
1422 (perfect_loop_nest_depth): Declared.
1423 (graphite_transform_loops): Declared.
1424 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1425 (graphite.o-warn): Add -Wno-error.
1426 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1427 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1428 (INCLUDES): Add PPLINC, CLOOGINC.
1429 (OBJS-common): Add graphite.o.
1430 (graphite.o): Add rule.
1431 * gimple.h (gimple_vec): ... here.
1432 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1433 * passes.c (init_optimization_passes): Schedule
1434 pass_graphite_transforms.
1436 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1439 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1440 and -fno-toplevel-reorder after handle_options.
1442 2008-09-02 Paul Brook <paul@codesourcery.com>
1444 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1445 (arm_override_options): Set arm_tune_cortex_a9.
1446 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1447 (arm_issue_rate): Handle cortexa9.
1448 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1449 * config/arm/arm-cores.def: Add cortex-a9.
1450 * config/arm/arm-tune.md: Regenerate.
1451 * config/arm/arm.md: Include cortex-a9.md.
1452 (generic_sched, generic_vfp): Add cortexa9.
1453 * config/arm/cortex-a9.md: New file.
1455 2008-09-02 Richard Guenther <rguenther@suse.de>
1457 PR tree-optimization/37327
1458 * tree-vrp.c (register_new_assert_for): Make sure to not have
1459 TREE_OVERFLOW set on the bound.
1461 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1463 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1465 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1466 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1469 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1471 * gcc/config/spu/spu.md (divdf3): Removed.
1473 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1475 PR tree-optimization/37095
1476 * cgraph.c (cgraph_node): When creating new cgraph node after
1477 assembler_name_hash has been populated, record it in the hash
1480 2008-09-01 Paul Brook <paul@codesourcery.com>
1482 * doc/invoke.texi: Document -mword-relocations.
1483 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1484 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1485 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1486 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1487 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1488 (arm_emit_movpair): New function.
1489 (arm_print_operand <c>): Handle sybolic addresses.
1490 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1491 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1492 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1493 * config/arm/arm.opt: Add -mword-relocations.
1494 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1495 (arm_movt, arm_movw): New.
1497 2008-09-01 Paul Brook <paul@codesourcery.com>
1499 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1500 Allow Interworking on ARMv4 EABI based targets.
1501 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1502 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1504 2008-09-01 Paul Brook <paul@codesourcery.com>
1506 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1507 optimized LT0 test. Remove optimization for GT.
1509 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1511 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1512 openmp applications.
1513 * pa-hpux11.h (LIB_SPEC): Likewise.
1515 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
1518 2008-09-01 Jan Hubicka <jh@suse.cz>
1520 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1521 present, use only counts; when guessed use only frequencies.
1522 (estimate_bb_frequencies): Use function_frequency.
1523 * profile.c (compute_branch_probabilities): Exit early when
1524 profile reading failed. Set profile_status.
1525 (branch_prob): Do not set profile_status.
1527 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1529 * tree.c (protected_set_expr_location): New.
1530 * tree.h (protected_set_expr_location): New prototype.
1531 * c-tree.h (build_array_ref): Add argument.
1532 (parser_build_unary_op): Same.
1533 * c-typeck.c (build_indirect_ref): Handle new location argument.
1534 (build_array_ref): Same.
1535 (parser_build_unary_op): Same.
1536 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1538 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1540 * c-common.c (finish_label_address_expr): Handle new location argument.
1541 * c-common.h (build_indirect_ref): Add argument.
1542 (finish_label_address_expr): Same.
1543 * c-parser.c (c_parser_unary_expression): Pass location to build
1545 (c_parser_postfix_expression): Same.
1547 2008-09-01 Paul Brook <paul@codesourcery.com>
1549 * config/arm/arm.md: Include cortex-r4f.md.
1550 (attr fpu): Update type list.
1551 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1552 fconstd, fcmps and fcmpd.
1553 (attr tune_cortexr4): Define.
1554 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1555 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1556 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1557 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1558 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
1559 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1560 cortex_a8_vfp_farith: Ditto.
1561 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1562 * config/arm/cortex-r4.md: Use tune_cortexr4.
1563 * config/arm/cortex-r4f.md: New file.
1565 2008-09-01 Richard Guenther <rguenther@suse.de>
1567 PR tree-optimization/37305
1568 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1569 the result of constant conversions.
1570 (fold_gimple_assign): Likewise.
1572 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1574 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1575 #ifdef ENABLE_CHECKING.
1577 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1579 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1580 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1581 when !INSN_SCHEDULING.
1583 2008-09-01 Andreas Schwab <schwab@suse.de>
1585 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1587 2008-09-01 Paul Brook <paul@codesourcery.com>
1589 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1591 2008-09-01 Jan Hubicka <jh@suse.cz>
1593 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1595 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
1597 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1598 * gimplify.c (gimplify_init_constructor): Add speed operand.
1599 * tree-sra.c (decide_block_copy): Likewise.
1600 * tree-inline.c (estimate_move_cost): Likewise.
1601 * config/alpha/alpha.h (MOVE_RATIO): Update.
1602 * config/frv/frv.c (MOVE_RATIO): Update.
1603 * config/spu/spu.h (MOVE_RATIO): Update.
1604 * config/sparc/sparc.h (MOVE_RATIO): Update.
1605 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1606 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1607 * config/cris/cris.h (MOVE_RATIO): Update.
1608 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1609 * config/arm/arm.h (MOVE_RATIO): Update.
1610 * config/pa/pa.md: Update uses of MOVE_RATIO
1611 * config/pa/pa.h (MOVE_RATIO): Update.
1612 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
1613 CLEAR_RATIO, SET_RATIO): Update.
1614 * config/h8300/h8300.h (MOVE_RATIO): Update.
1615 * config/v850/v850.h (MOVE_RATIO): Update.
1616 * config/bfin/bfin.h (MOVE_RATIO): Update.
1618 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1619 Dmitry Melnik <dm@ispras.ru>
1620 Dmitry Zhurikhin <zhur@ispras.ru>
1621 Alexander Monakov <amonakov@ispras.ru>
1622 Maxim Kuvyrkov <maxim@codesourcery.com>
1624 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1625 sel-sched-dump.c, sel-sched-ir.c: New files.
1626 * Makefile.in (OBJS-common): Add selective scheduling object
1628 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1629 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1630 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1631 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1632 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1633 (make_forwarder_block): Update loop latch if we have redirected
1634 the loop latch edge.
1635 * cfgloop.c (get_loop_body_in_custom_order): New function.
1636 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1637 (CP_FALLTHRU_PREHEADERS): Likewise.
1638 (get_loop_body_in_custom_order): Declare.
1639 * cfgloopmanip.c (has_preds_from_loop): New.
1640 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1641 Assert that the preheader edge will be fall thru when it is set.
1642 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1643 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1644 fsel-sched-substitution, fselective-scheduling): New flags.
1645 * cse.c (hash_rtx_cb): New.
1647 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1648 sel_sched_insn_cnt): New counters.
1649 * final.c (compute_alignments): Export. Free dominance
1650 info after loop_optimizer_finalize.
1651 * genattr.c (main): Output maximal_insn_latency prototype.
1652 * genautomata.c (output_default_latencies): New.
1653 Factor its code from ...
1654 (output_internal_insn_latency_func): ... here.
1655 (output_internal_maximal_insn_latency_func): New.
1656 (output_maximal_insn_latency_func): New.
1657 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1658 (struct hard_reg_set_iterator): New.
1659 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1660 hard_reg_set_iter_next): New functions.
1661 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1662 * lists.c (remove_free_INSN_LIST_node,
1663 remove_free_EXPR_LIST_node): New functions.
1664 * loop-init.c (loop_optimizer_init): When
1665 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
1666 calling create_preheaders.
1667 (loop_optimizer_finalize): Do not verify flow info after reload.
1668 * recog.c (validate_replace_rtx_1): New parameter simplify.
1669 Default it to true. Update all uses. Factor out simplifying
1671 (simplify_while_replacing): ... this new function.
1672 (validate_replace_rtx_part,
1673 validate_replace_rtx_part_nosimplify): New.
1674 * recog.h (validate_replace_rtx_part,
1675 validate_replace_rtx_part_nosimplify): Declare.
1676 * rtl.c (rtx_equal_p_cb): New.
1677 (rtx_equal_p): Use it.
1678 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1679 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1680 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1681 * vecprim.h: Add a vector type for unsigned int.
1682 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1683 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1684 ready_try, cycle_issued_insns, spec_info): Make global.
1685 (readyp): Initialize.
1686 (dfa_lookahead): New global variable.
1687 (old_max_uid, old_last_basic_block): Remove.
1688 (h_i_d): Make it a vector.
1689 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1691 (after_recovery, adding_bb_to_current_region_p):
1692 New variables to handle correct insertion of the recovery code.
1693 (struct ready_list): Move declaration to sched-int.h.
1694 (rgn_n_insns): Removed.
1695 (rtx_vec_t): Move to sched-int.h.
1696 (find_insn_reg_weight): Remove.
1697 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1698 (haifa_init_h_i_d, haifa_finish_h_i_d):
1699 New functions to initialize / finalize haifa instruction data.
1700 (extend_h_i_d, init_h_i_d): Rewrite.
1701 (unlink_other_notes): Move logic to add_to_note_list. Handle
1702 selective scheduler.
1703 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1704 find_fallthru_edge): Make global, remove static prototypes.
1705 (max_issue): Make global. Add privileged_n and state parameters. Use
1707 (extend_global, extend_all): Removed.
1708 (init_before_recovery): Add new param. Fix the handling of the case
1709 when we insert a recovery code before the EXIT which has a predecessor
1710 with a fallthrough edge to it.
1711 (create_recovery_block): Make global. Rename to
1712 sched_create_recovery_block. Update.
1713 (change_pattern): Rename to sched_change_pattern. Make global.
1714 (speculate_insn): Rename to sched_speculate_insn. Make global.
1715 Split haifa-specific functionality into ...
1716 (haifa_change_pattern): New static function.
1717 (sched_extend_bb): New static function.
1718 (sched_init_bbs): New function.
1719 (current_sched_info): Change type to struct haifa_sched_info.
1720 (insn_cost): Adjust for selective scheduling.
1721 (dep_cost_1): New function. Move logic from ...
1722 (dep_cost): ... here.
1723 (dep_cost): Use dep_cost_1.
1724 (contributes_to_priority_p): Use sched_deps_info instead of
1726 (priority): Adjust to work with selective scheduling. Process the
1727 corner case when all dependencies don't contribute to priority.
1728 (rank_for_schedule): Use ds_weak instead of dep_weak.
1729 (advance_state): New function. Move logic from ...
1730 (advance_one_cycle): ... here.
1731 (add_to_note_list, concat_note_lists): New functions.
1732 (rm_other_notes): Make static. Adjust for selective scheduling.
1733 (remove_notes, restore_other_notes): New functions.
1734 (move_insn): Add two arguments. Update assert. Don't call
1736 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1737 Remove more_issue, max_points. Move the code to initialize
1738 max_lookahead_tries to max_issue.
1739 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1740 ready. Adjust use of move_insn. Call restore_other_notes.
1742 (sched_init, sched_finish): Move Haifa-specific initialization/
1744 (haifa_sched_init, haifa_sched_finish): ... respectively.
1746 (setup_sched_dump): New function.
1747 (haifa_init_only_bb): New static function.
1748 (haifa_speculate_insn): New static function.
1749 (try_ready): Use haifa_* instead of speculate_insn and
1751 (extend_ready, extend_all): Remove.
1752 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1753 (create_check_block_twin, add_to_speculative_block): Use
1754 haifa_insns_init instead of extend_global. Update to use new
1755 initialization functions. Change parameter. Factor out code from
1756 create_check_block_twin to ...
1757 (sched_create_recovery_edges) ... this new function.
1758 (add_block): Remove.
1759 (sched_scan_info): New.
1760 (extend_bb): Use sched_scan_info.
1761 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1762 static functions for walking through scheduling region.
1763 (sched_luids): New vector variable to replace uid_to_luid.
1764 (luids_extend_insn): New function.
1765 (sched_max_luid): New variable.
1766 (luids_init_insn): New function.
1767 (sched_init_luids, sched_finish_luids): New functions.
1768 (insn_luid): New debug function.
1769 (sched_extend_target): New function.
1770 (haifa_init_insn): New static function.
1771 (sched_init_only_bb): New hook.
1772 (sched_split_block): New hook.
1773 (sched_split_block_1): New function.
1774 (sched_create_empty_bb): New hook.
1775 (sched_create_empty_bb_1): New function.
1776 (common_sched_info, ready): New global variables.
1777 (current_sched_info_var): Remove.
1778 (move_block_after_check): Use common_sched_info.
1779 (haifa_luid_for_non_insn): New static function.
1780 (init_before_recovery): Use haifa_init_only_bb instead of
1782 (increase_insn_priority): New.
1783 * modulo-sched.c: (issue_rate): Remove static declaration.
1784 (sms_sched_info): Change type to haifa_sched_info.
1785 (sms_sched_deps_info, sms_common_sched_info): New variables.
1786 (setup_sched_infos): New.
1787 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1788 Do not call regstat_free_calls_crossed.
1789 (sms_print_insn): Use const_rtx.
1790 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1791 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1792 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1793 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1794 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1795 current_sched_info to use it.
1796 (enum reg_pending_barrier_mode): Move to sched-int.h.
1797 (h_d_i_d): New variable. Initialize to NULL.
1798 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1800 (estimate_dep_weak): Remove static declaration.
1801 (sched_has_condition_p): New function. Adjust users of
1802 sched_get_condition to use it instead.
1803 (conditions_mutex_p): Add arguments indicating which conditions are
1805 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1806 argument to indicate whether returned condition is reversed. Do not
1807 generate new rtx when condition should be reversed; indicate it by
1808 setting new argument instead.
1809 (add_dependence_list_and_free): Add deps parameter.
1810 Update all users. Do not free dependence list when
1811 deps context is readonly.
1812 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1814 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1815 (remove_from_deps): New. Use the above functions.
1816 (cur_insn, can_start_lhs_rhs_p): New static variables.
1817 (add_or_update_back_dep_1): Initialize present_dep_type.
1818 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1819 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1820 haifa_note_dep): New functions implementing dependence hooks for
1821 the Haifa scheduler.
1822 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1823 note_dep): New functions.
1824 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1826 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1827 (free_deps): Initialize deps->reg_last.
1828 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1829 sched_analyze_insn): Update to use dependency hooks infrastructure
1830 and readonly contexts.
1831 (deps_analyze_insn): New function. Move part of logic from ...
1832 (sched_analyze): ... here. Also move some logic to ...
1833 (deps_start_bb): ... here. New function.
1834 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1836 (sched_deps_init): New function. Move code from ...
1837 (init_dependency_caches): ... here. Remove.
1838 (init_deps_data_vector): New.
1839 (sched_deps_finish): New function. Move code from ...
1840 (free_dependency_caches): ... here. Remove.
1841 (init_deps_global, finish_deps_global): Adjust for use with
1842 selective scheduling.
1843 (get_dep_weak): Move logic to ...
1844 (get_dep_weak_1): New function.
1845 (ds_merge): Move logic to ...
1846 (ds_merge_1): New static function.
1847 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1848 (ds_get_max_dep_weak): New function.
1849 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1850 (n_insns): Rename to rgn_n_insns.
1851 (debug_ebb_dependencies): New function.
1852 (init_ready_list): Use it.
1853 (begin_schedule_ready): Use sched_init_only_bb.
1854 (ebb_print_insn): Indicate when an insn starts a new cycle.
1855 (contributes_to_priority, compute_jump_reg_dependencies,
1856 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1857 (add_block1): Remove to ebb_add_block.
1858 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1859 (schedule_ebb): Initialize them. Use remove_notes instead of
1860 rm_other_notes. Use haifa_local_init/finish.
1861 (schedule_ebbs): Use haifa_sched_init/finish.
1862 * sched-int.h: Include vecprim.h, remove rtl.h.
1863 (struct ready_list): Delete declaration.
1864 (sched_verbose_param, enum sched_pass_id_t,
1865 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1866 (struct sched_scan_info_def): New structure.
1867 (sched_scan_info, sched_scan, sched_init_bbs,
1868 sched_init_luids, sched_finish_luids, sched_extend_target,
1869 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1870 (struct common_sched_info_def): New.
1871 (common_sched_info, haifa_common_sched_info,
1872 sched_emulate_haifa_p): Declare.
1874 (sched_luids): Declare.
1875 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1876 (sched_max_luid, insn_luid): Declare.
1877 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1878 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1879 print_insn, print_pattern, print_value, haifa_classify_insn,
1880 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1881 setup_sched_dump, sched_init, sched_finish,
1882 sel_insn_is_speculation_check): Export.
1883 (struct ready_list): Move from haifa-sched.c.
1884 (ready_try, ready, max_issue): Export.
1885 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1886 sched_init_only_bb, sched_split_block, sched_split_block_1,
1887 sched_create_empty_bb, sched_create_empty_bb_1,
1888 sched_create_recovery_block, sched_create_recovery_edges): Export.
1889 (enum reg_pending_barrier_mode): Export.
1890 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1892 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1893 print_insn field. Move add_block and fix_recovery_cfg to
1894 common_sched_info_def. Move compute_jump_reg_dependencies,
1896 (struct sched_deps_info_def): ... this new structure.
1897 (sched_deps_info): Declare.
1898 (struct spec_info_def): Remove weakness_cutoff, add
1899 data_weakness_cutoff and control_weakness_cutoff.
1900 (spec_info): Declare.
1901 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1903 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1904 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1905 (current_sched_info): Change type to struct haifa_sched_info.
1906 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1907 (h_d_i_d): New variable.
1908 (HDID): New accessor macro.
1909 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1910 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1912 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1913 (enum SCHED_FLAGS): Update for selective scheduler.
1914 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1915 (init_dependency_caches, free_dependency_caches): Delete declarations.
1916 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1917 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1918 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1919 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1920 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1922 (rm_other_notes): Delete declaration.
1923 (schedule_block): Remove one argument.
1924 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1925 ready_element, ready_lastpos, sched_extend_ready_list,
1926 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1927 concat_note_lists): Export.
1928 (struct region): Move from sched-rgn.h.
1929 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1930 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1931 BLOCK_TO_BB, CONTAINING_RGN): Export.
1932 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1933 (current_nr_blocks, current_blocks, target_bb): Likewise.
1934 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1935 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1936 sched_rgn_local_init, extend_regions,
1937 rgn_make_new_region_out_of_new_block, compute_priorities,
1938 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1939 extend_rgns, deps_join rgn_setup_common_sched_info,
1940 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1941 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1942 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1943 increase_insn_priority): Likewise.
1944 * sched-rgn.c: Include sel-sched.h.
1945 (ref_counts): New static variable. Use it ...
1946 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1947 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1948 (sched_is_disabled_for_current_region_p): Delete static declaration.
1949 (struct region): Move to sched-int.h.
1950 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1951 ebb_head): Define and initialize.
1952 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1953 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1954 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1956 (find_single_block_region): Add new argument to indicate that EBB
1957 regions should be constructed.
1958 (debug_live): Delete declaration.
1959 (current_nr_blocks, current_blocks, target_bb):
1960 Remove static qualifiers.
1961 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1963 (init_regions): Delete declaration.
1964 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1965 rgn_estimate_number_of_insns): New.
1966 (too_large): Use estimate_number_of_insns.
1967 (haifa_find_rgns): New. Move the code from ...
1968 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1969 (free_trg_info): New.
1970 (compute_trg_info): Allocate candidate tables here instead of ...
1971 (init_ready_list): ... here.
1972 (rgn_print_insn): Use const_rtx.
1973 (contributes_to_priority, extend_regions): Delete static declaration.
1974 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1975 (add_block1): Rename to rgn_add_block.
1976 (debug_rgn_dependencies): Delete static qualifier.
1977 (new_ready): Use sched_deps_info. Simplify.
1978 (rgn_common_sched_info, rgn_const_sched_deps_info,
1979 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
1981 (region_sched_info): Rename to rgn_const_sched_info.
1982 (deps_join): New, extracted from ...
1983 (propagate_deps): ... here.
1984 (compute_block_dependences, debug_dependencies): Update for selective
1986 (free_rgn_deps, compute_priorities): New functions.
1987 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1988 sched_rgn_compute_dependencies): New functions.
1989 (schedule_region): Use them.
1990 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1991 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1993 (schedule_insns): Call new functions that were split out.
1994 (rgn_make_new_region_out_of_new_block): New.
1995 (get_rgn_sched_max_insns_priority): New.
1996 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1997 scheduling when appropriate.
1998 * sched-vis.c: Include insn-attr.h.
1999 (print_value, print_pattern): Make global.
2000 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2001 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2002 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2003 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2004 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2005 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2006 hooks. Initialize them to 0.
2007 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2008 * target.h (struct gcc_target): Add them. Rename gen_check field to
2010 * flags.h (sel_sched_switch_set): Declare.
2011 * opts.c (sel_sched_switch_set): New variable.
2012 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2013 pipelining is disabled from command line.
2014 (common_handle_option): Record whether selective scheduling is
2015 requested from command line.
2016 * doc/invoke.texi: Document new flags and parameters.
2017 * doc/tm.texi: Document new target hooks.
2018 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2020 (dfa_state_size): Do not declare locally.
2021 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2022 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2023 rs6000_alloc_sched_context, rs6000_set_sched_context,
2024 rs6000_free_sched_context): New functions.
2025 (struct _rs6000_sched_context): New.
2026 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2028 (rs6000_sched_finish): Do not run for selective scheduling.
2030 2008-08-31 Jan Hubicka <jh@suse.cz>
2032 * frv.c (frv_rtx_costs): Update forward declaration.
2033 * spu.c (spu_rtx_costs): Likewise.
2034 * pdp11.c: Include df.h
2035 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2036 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2037 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2038 * iq2000.c (iq2000_address_cost): Add speed argument.
2039 (iq2000_rtx_costs): Likewise.
2040 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2041 update call of mn10300_address_cost.
2042 * mcore.c: Include df.h
2043 (mcore_rtx_costs): Update prototype.
2044 * score3.c: Include df.h
2045 (score3_rtx_costs): Remove speed argument.
2046 * score7.c: Include df.h
2047 (score7_address_cost): Remove speed argument.
2048 * score-protos.h (score_address_cost): Update prototype.
2049 * score.c: Include df.h
2050 (score_rtx_costs): Update call of costs functions.
2051 * v850.c (v850_rtx_costs): Add bool argument.
2053 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2055 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2057 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2059 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2060 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2062 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2064 * mkmap-flat.awk: Add option pe_dll.
2065 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2066 * config/i386/t-cygwin (SHLIB_LC): Add.
2067 * config/i386/t-mingw32 (SHLIB_LC): Add.
2068 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2069 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2070 (LINK_SPEC): Support libgcc_s.
2071 (LIBGCC_SPEC): Support libgcc_s.
2072 (LIBGCC_SONAME): New.
2074 2008-08-31 Jan Hubicka <jh@suse.cz>
2076 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2077 mistakely had old version of patch.
2079 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2080 (ipcp_estimate_growth): New.
2081 (ipcp_insert_stage): Use ipcp_estimate_growth.
2082 * profile.c (branch_prob): When reading failed, do not consider
2085 2008-08-31 Jan Hubicka <jh@suse.cz>
2087 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2088 loop is optimized for speed.
2090 2008-08-31 Richard Guenther <rguenther@suse.de>
2093 * fold-const.c (fold_binary): Retain conversions in folding
2096 2008-08-31 Jan Hubicka <jh@suse.cz>
2098 * postreload-gcse.c (eliminate_partially_redundant_loads):
2099 Use optimize_bb_for_size_p.
2100 * predict.c (maybe_hot_frequency_p): Make inline.
2101 (maybe_hot_count_p): Break out from ...
2102 (maybe_hot_bb_p): ... this one.
2103 (maybe_hot_edge_p): Simplify.
2104 * basic-block.h (probably_cold_bb_p): Remove.
2106 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2109 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2111 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2112 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2113 Also split V4SFmode.
2114 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2117 2008-08-31 Jan Hubicka <jh@suse.cz>
2119 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2121 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2123 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2126 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2129 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2130 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2132 2008-08-31 Jan Hubicka <jh@suse.cz>
2134 * sparc.h (BRANCH_COST): Fix macro definition.
2135 * avr.c (avr_operand_rtx_cost): Add speed argument.
2136 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2138 2008-08-31 Richard Guenther <rguenther@suse.de>
2140 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2141 types instead of operands. Re-instantiate verifying of
2142 binary expression operands.
2144 2008-08-30 Jan Hubicka <jh@suse.cz>
2146 * fwprop.c (should_replace_address): Add speed attribute.
2147 (PR_OPTIMIZE_FOR_SPEED): New flag.
2148 (propagate_rtx_1): Use it.
2149 (propagate_rtx): Set it.
2150 (try_fwprop_subst): Update call of rtx_costs.
2151 (forward_propagate_and_simplify): LIkewise.
2152 * hooks.c (hook_int_rtx_bool_0): New
2153 (hook_bool_rtx_int_int_intp_false): Replace by ...
2154 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2155 * hooks.h (hook_int_rtx_bool_0): New
2156 (hook_bool_rtx_int_int_intp_false): Replace by ...
2157 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2158 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2159 (prepare_cmp_insn): UPdate call of rtx_cost.
2160 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2161 (reload_cse_simplify_operands): Update call of rtx_cost.
2162 (reload_cse_move2add): call of rtx_cost.
2163 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2164 * rtlanal.c (rtx_cost): Add speed argument.
2165 (address_cost): Add speed argument
2166 (default_address_cost): Likewise.
2167 (insn_rtx_cost): Likewise.
2168 * cfgloopanal.c (seq_cost): Add speed argument.
2169 (target_reg_cost, target_spill_cost): Turn to array.
2170 (init_set_costs): Update for speed.
2171 (estimate_reg_pressure_cost): Add speed argument.
2172 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2173 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2174 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2175 (seq_cost): Add speed argument.
2176 (computation_cost): Add speed arugment.
2177 (add_cost, multiply_by_const, get_address_cost): add speed argument.
2178 (force_expr_to_var_cost): Update for profile info.
2179 (force_var_cost): Likewise.
2180 (split_address_cost): Likewise.
2181 (ptr_difference_cost): Likewise.
2182 (difference_cost): Likewise.
2183 (get_computation_cost_at): Likewise.
2184 (determine_iv_cost): Likewise.
2185 (ivopts_global_cost_for_size): Likewise.
2186 (rewrite_use_address): Likewise.
2187 (tree_ssa_iv_optimize_loop): Initialize speed field.
2188 * cse.c (optimize_this_for_speed_p): New static var.
2189 (notreg_cost): Update call of rtx_cost.
2190 (cse_extended_basic_block): set optimize_this_for_speed_p.
2191 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2192 (noce_try_cmove_arith): Likewise.
2193 (noce_try_sign_mask): LIkewise.
2194 * expr.c (compress_float_constant): Update rtx_cost calls.
2195 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
2196 (addr_to_parts): Likewise.
2197 (create_mem_ref): Likewise.
2198 * dse.c (find_shift_sequence): Add speed argument.
2199 (replace_read): Update call.
2200 * calls.c (precompute_register_parameters): Update call of rtx_cost.
2201 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
2202 * neg_cost, shift_cost, shiftadd_cost,
2203 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2204 mul_highpart_cost): Increase dimension.
2205 (init_expmed): Initialize for both size and speed.
2206 (expand_shift): Use profile.
2207 (synth_mult): Use profile.
2208 (choose_mult_variant): Use profile.
2209 (expand_mult): Use profile.
2210 (expand_mult_highpart_optab): Use profile.
2211 (expand_mult_highpart): Use profile.
2212 (expand_smod_pow2): Use profile.
2213 (expand_divmod): Use profile.
2214 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
2215 * loop-invariant.c (create_new_invariant): Use profile.
2216 (gain_for_invariant): Add speed parameter.
2217 (best_gain_for_invariant): Likewise.
2218 (find_invariants_to_move): Likewise.
2219 (move_single_loop_invariants): Set it.
2220 * target-def.h (TARGET_RTX_COSTS): Use hook.
2221 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2222 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2223 * output.h (default_address_cost): Update prototype.
2224 * combine.c (optimize_this_for_speed_p): New static var.
2225 (combine_validate_cost): Update call of rtx_cost.
2226 (combine_instructions): Set optimize_this_for_speed_p.
2227 (expand_compound_operation): Update call of rtx_cost.
2228 (make_extraction):Update call of rtx_cost.
2229 (force_to_mode):Update call of rtx_cost.
2230 (distribute_and_simplify_rtx):Update call of rtx_cost.
2231 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2232 (estimate_reg_pressure_cost): Update prototype.
2233 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
2234 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
2236 * config/alpha/alpha.c (alpha_rtx_costs): Update.
2237 (alpha_rtx_costs): Update.
2238 * config/frv/frv.c (frv_rtx_costs): Update.
2239 * config/s390/s390.c (s390_rtx_costs): Update.
2240 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
2241 (m32c_rtx_costs): Update.
2242 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
2243 (spu_rtx_costs): Update.
2244 * config/sparc/sparc.c (sparc_rtx_costs): Update.
2245 * config/m32r/m32r.c (m32r_rtx_costs): Update.
2246 * config/i386/i386.c (:ix86_address_cost): Update.
2247 (ix86_rtx_costs): Update.
2248 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
2249 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
2250 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
2251 * config/crx/crx.c (crx_address_cost): Update.
2252 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
2253 * config/stormy16/stormy16.c
2254 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
2255 * config/m68hc11/m68hc11.c
2256 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
2257 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
2258 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
2260 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
2262 * config/ia64/ia64.c (ia64_rtx_costs): Update.
2263 * config/m68k/m68k.c (m68k_rtx_costs): Update.
2264 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
2265 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
2266 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
2267 (mcore_rtx_costs): update.
2268 * config/score/score3.c (score3_rtx_costs): Update.
2269 * config/score/score7.c (score7_rtx_costs): Update.
2270 * config/score/score3.h (score3_rtx_costs):Update.
2271 * config/score/score7.h (score7_rtx_costs): Update.
2272 * config/score/score.c (score_rtx_costs): Update.
2273 * config/arm/arm.c (arm_address_cost): Update.
2274 (arm_rtx_costs_1): Update.
2275 (arm_rtx_costs_1): Update.
2276 (arm_size_rtx_costs): Update.
2277 (arm_size_rtx_costs): Update.
2278 (arm_size_rtx_costs): Update.
2279 (arm_xscale_rtx_costs): Update.
2280 (arm_thumb_address_cost): Update.
2281 * config/pa/pa.c (hppa_address_cost): Update.
2282 * config/mips/mips.c (mips_rtx_costs): Update.
2283 * config/vax/vax.c (vax_address_cost): Update.
2284 * config/h8300/h8300.c (h8300_shift_costs): Update.
2285 (h8300_rtx_costs): Update.
2286 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
2287 (v850_rtx_costs): Update.
2288 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
2289 * config/bfin/bfin.c
2290 (bfin_address_cost): Update.
2291 (bfin_rtx_costs): Update.
2292 * stmt.c (lshift_cheap_p): Update.
2294 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2297 * expmed.c (extract_bit_field_1): Check the mode size to make
2298 sure the vector modes have the same size.
2300 2008-08-29 Michael Meissner <gnu@the-meissners.org>
2302 * dojump.c (top level): Include basic-block.h to declare
2303 optimize_insn_for_speed_p
2305 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
2307 * opts.h (CL_SAVE): New option class for marking options that are
2308 target specific options usable in the target attribute.
2309 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
2311 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
2312 can easily find the target specific options that are safe to use
2313 in the attribute or pragma.
2315 * attribs.c (decl_attributes): Change #pragma GCC option to
2316 #pragma GCC target, and attribute((option(...))) to
2317 attribute((target(...))).
2319 * doc/extend.texi (target attribute): Change from option
2320 attribute. Delete push/pop/reset.
2321 (#pragma GCC target): Change from #pragma GCC option. Delete
2323 (#pragma GCC push_options): Document new pragma.
2324 (#pragma GCC pop_options): Document new pragma.
2325 (#pragma GCC reset_options): Document new pragma.
2327 * targhooks.c (default_target_option_valid_attribute_p): Add
2328 warning about port not supporting target attributes.
2329 (default_target_option_pragma_parse): New function, warn about
2330 #pragma GCC target not being supported.
2332 * targhooks.h (default_target_option_pragma_parse): Add
2335 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
2336 TI_CURRENT_OPTION_PRAGMA.
2337 (current_target_pragma): Rename from current_option_pragma.
2339 * target.h: (struct target_option): Delete booleans for changing
2340 the optimization level on hot/cold functions. Change signature of
2341 pragma_parse hook to take a second tree.
2343 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
2345 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2346 that the declaration is done at global scope.
2348 * langhooks.c (add_builtin_function_common): Move most of the code
2349 from add_builtin_function here, calling the hook passed in.
2350 (add_builtin_function): Call add_builtin_function_common with
2351 standard builtin hook.
2352 (add_builtin_function_ext_scope): New function to add builtins to
2355 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
2357 (add_builtin_function_ext_scope): Add declaration.
2359 * c-pragma.c (handle_pragma_target): Rename from
2360 handle_pragma_option, #pragma GCC option is now #pragma GCC
2361 target. Move warning about port not supporting target options to
2362 default pragma parse hook. Remove push/pop/reset from this
2364 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
2365 (option_stack): Delete static variable.
2366 (optimize_stack): Ditto.
2367 (optons_stack): New stack of saved target and optimization
2369 (handle_pragma_push_options): New function to handle pushing both
2370 target and optimization options.
2371 (handle_pragma_pop_options): New function to handle popping both
2372 target and optimization options.
2373 (handle_pragma_reset_options): New function to handle resetting
2374 both target and optimization options to their initial state.
2375 (init_pragma): Rename handle_pragma_option to
2376 handle_pragma_target. Add support for push_options, pop_options,
2377 and reset_options pragmas.
2379 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
2380 default_target_option_pragma_parse.
2381 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
2382 default_target_option_valid_attribute_p.
2383 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2384 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2385 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
2386 optimization level on hot/cold functions.
2388 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
2389 if the caller and callee have different optimization levels.
2391 * c-common.c (handle_target_attribute): Rename from
2392 handle_option_attribute, attribute((option(...))) is now
2393 attribute((target(...))). Move warning if the port does not
2394 support target attributes to the default hook.
2395 (handle_hot_attribute): Delete code to change the optimization
2396 level of hot functions.
2397 (handle_cold_attribute): Ditto.
2399 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2400 argument that is the binary tree options to use if there are no
2401 arguments. Call ix86_valid_target_attribute_tree instead of
2402 ix86_valid_option_attribute_tree.
2403 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2404 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2405 ix86_pragma_option_parse.
2407 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2408 Rename from ix86_valid_option_attribute_tree.
2410 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2411 new builtins when the ISA changes.
2412 (ix86_valid_target_attribute_tree): Rename from
2413 ix86_valid_option_attribute_tree. Change callers. If the
2414 function specified optimization options, use those as the starting
2415 point before setting up the target attributes. If the
2416 optimization options were changed in the course of setting the
2417 target attributes, record the new optimization options.
2418 (ix86_valid_target_attribute_tree_inner_p): Rename from
2419 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2420 ix86_add_new_builtins if the ISA changed.
2421 (ix86_valid_target_attribute_p): Rename from
2422 ix86_valid_option_attribute_p. Change callers.
2423 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2424 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2425 as delayed builtin functions.
2426 (struct builtin_isa): New structure to record builtin functions
2427 that should be delayed until the ISA for that function is used.
2428 (ix86_builtins_isa): Change from int to struct to track builtin
2429 functions we want to declare at some point.
2430 (def_builtin): If the front end can delay defining the builtin
2431 functions, don't create builtins for ISAs not part of the default
2433 (def_builtin_const): Ditto.
2434 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2435 __builtin_ia32_pcmov_v2di to be different builtin functions.
2436 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2437 a structure instead of an int.
2438 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2439 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2440 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2441 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2443 * config/ia64/ia64.h
2444 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2445 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2447 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2448 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2449 (LANG_HOOKS_INITIALIZER): Add
2450 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2452 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2455 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2456 the reload address with the index register for SFmode
2457 access with a displacement.
2459 2008-08-30 Jan Hubicka <jh@suse.cz>
2461 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2462 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2463 * dojump.c (do_jump): Likewise.
2464 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2465 (note-if_info): Add BRANCH_COST.
2466 (noce_try_store_flag_constants, noce_try_addcc,
2467 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
2468 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
2469 find_if_case_2): Use computed branch cost.
2470 * expr.h (BRANCH_COST): Update default.
2471 * predict.c (predictable_edge_p): New function.
2472 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2473 Update BRANCH_COST call.
2474 * basic-block.h (predictable_edge_p): Declare.
2475 * config/alpha/alpha.h (BRANCH_COST): Update.
2476 * config/frv/frv.h (BRANCH_COST): Update.
2477 * config/s390/s390.h (BRANCH_COST): Update.
2478 * config/spu/spu.h (BRANCH_COST): Update.
2479 * config/sparc/sparc.h (BRANCH_COST): Update.
2480 * config/m32r/m32r.h (BRANCH_COST): Update.
2481 * config/i386/i386.h (BRANCH_COST): Update.
2482 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
2483 * config/sh/sh.h (BRANCH_COST): Update.
2484 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2485 * config/avr/avr.h (BRANCH_COST): Update.
2486 * config/crx/crx.h (BRANCH_COST): Update.
2487 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2488 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2489 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2490 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2491 * config/ia64/ia64.h (BRANCH_COST): Update.
2492 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2493 * config/arc/arc.h (BRANCH_COST): Update.
2494 * config/score/score.h (BRANCH_COST): Update.
2495 * config/arm/arm.h (BRANCH_COST): Update.
2496 * config/pa/pa.h (BRANCH_COST): Update.
2497 * config/mips/mips.h (BRANCH_COST): Update.
2498 * config/vax/vax.h (BRANCH_COST): Update.
2499 * config/h8300/h8300.h (BRANCH_COST): Update.
2500 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2501 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2502 * doc/tm.texi (BRANCH_COST): Update.
2504 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2507 * config/arm/arm.c (arm_optimization_options): Set
2508 flag_section_anchors to 2 instead of 1 to distinguish it from
2509 -fsection-anchors given explicitely on the command line.
2511 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2513 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2514 final insn of a split.
2516 2008-08-30 Jan Hubicka <jh@suse.cz>
2518 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2519 optimized for speed.
2520 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2521 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2522 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2523 flag_gcse_after_reload_set): New static vars.
2524 (common_handle_option): Enable those flags for profile-use.
2525 (decode_options): Remove optimize_size flags that are handled
2526 on higher granuality.
2527 * tree-vectorizer.c (vectorize_loops): Use
2528 optimize_loop_nest_for_speed_p.
2529 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2530 * tree-predcom.c (tree_predictive_commoning): Use
2531 optimize_loop_for_speed_p.
2532 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
2533 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2534 * predict.c (optimize_loop_for_speed_p): Fix walk.
2536 2008-08-30 Jan Hubicka <jh@suse.cz>
2538 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2540 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2541 profile presence locally.
2543 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2546 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2547 versions before 4.0.
2549 2008-08-29 Jan Hubicka <jh@suse.cz>
2551 * tree-inline.c (insert_init_stmt): Insert sequence even when
2554 2008-08-29 Jeff Law <law@redhat.com>
2556 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2557 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2558 location and class is an FP register.
2560 2008-08-29 Jan Hubicka <jh@suse.cz>
2562 * see.c (see_merge_one_def_extension): Silence used uninitialized
2564 * matrix-reorg.c (check_allocation_function): Likewise.
2565 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2567 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2570 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2571 compute new & and | in type rather than TREE_TYPE (arg0).
2573 * dwarf2out.c (fortran_common): Update comment.
2574 (gen_variable_die): Swap com_die and var_die variables in Fortran
2575 COMMON block handling code.
2577 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2579 * dwarf2out.c (gen_const_die): New function.
2580 (size_of_die, value_format, output_die): Output larger
2581 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2582 (native_encode_initializer): New function.
2583 (tree_add_const_value_attribute): Call it.
2584 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2586 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2587 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2588 TREE_THIS_VOLATILE to add_type_attribute.
2590 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2592 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2595 * dwarf2out.c (loc_by_reference): New function.
2596 (add_location_or_const_value_attribute): Use it.
2599 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2600 as DW_TAG_variable children of DW_TAG_common_block rather than
2601 DW_TAG_member children. Put DW_AT_external to individual
2602 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2604 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2605 loc_descriptor_from_tree_1.
2609 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2610 arguments to imported_module_or_decl.
2611 (debug_nothing_tree_tree): Removed.
2612 (debug_nothing_tree_tree_tree_bool): New prototype.
2613 * debug.c (do_nothing_debug_hooks): Adjust.
2614 (debug_nothing_tree_tree): Removed.
2615 (debug_nothing_tree_tree_tree_bool): New function.
2616 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2617 (gen_variable_die): Put all common vars for the
2618 same COMMON block under one DW_TAG_common_block.
2619 (declare_in_namespace): Return new context_die, for Fortran
2620 return the module DIE instead of adding extra declarations into
2622 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2623 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2624 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2626 (dwarf2out_global_decl): Don't skip Fortran global vars.
2627 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2628 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2629 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2630 DW_TAG_imported_declaration as child of previous
2631 DW_TAG_imported_module.
2632 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2633 * sdbout.c (sdb_debug_hooks): Likewise.
2634 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2636 2008-08-29 Jan Hubicka <jh@suse.cz>
2638 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2640 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2641 * ipa-cp.c (n_cloning_candidates): New static variable.
2642 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2643 (ipcp_print_all_lattices): Improve debug output.
2644 (ipcp_cloning_candidate_p): New function.
2645 (ipcp_initialize_node_lattices): Use it.
2646 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2647 (ipcp_propagate_stage): Prettier debug output.
2648 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2649 (ipcp_print_all_structures): Remove.
2650 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2651 (ipcp_insert_stage): Prettier debug output; call
2652 cgraph_remove_unreachable_nodes before propagating.
2653 (pass_ipa_cp): Schedule function removal pass.
2654 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2656 (cgraph_maybe_hot_edge_p): Move to ...
2657 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2658 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2659 (common_handle_option): Set them; enable ipa-cp when profiling.
2660 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2661 (ipa_print_all_jump_functions): Likewise.
2662 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2663 (ipa_print_node_params, ipa_print_all_params): New.
2664 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2665 ipa_print_all_param_flags): Remove.
2666 (ipa_print_node_params, ipa_print_all_params): New.
2668 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2670 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2671 change from 2008-04-03.
2672 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2674 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2677 * ira-color.c (push_allocnos_to_stack): Truncate
2678 removed_splay_allocno_vec.
2680 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2683 * ira-color (ira_fast_allocation): Don't assign hard registers to
2686 2008-08-29 Jan Hubicka <jh@suse.cz>
2689 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2690 for cold internal loops.
2692 2008-08-29 Richard Guenther <rguenther@suse.de>
2694 * tree-ssa-structalias.c (create_variable_info_for): Do not
2695 create fields for heap vars or vars with a noalias state.
2696 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2699 2008-08-29 Richard Guenther <rguenther@suse.de>
2701 * common.opt (ftree-store-ccp): Mark as preserved for
2702 backward compatibility.
2703 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2704 * tree-pass.h (pass_store_ccp): Remove.
2705 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2706 (first_vdef): Remove declaration.
2707 (get_value_loaded_by): Likewise.
2708 * tree-ssa-ccp.c (do_store_ccp): Remove.
2709 (get_default_value): Simplify as do_store_ccp is always false
2710 now. Do not initialize mem_ref.
2711 (set_value_varying): Likewise.
2712 (canonicalize_float_value): Likewise.
2713 (set_lattice_value): Likewise.
2714 (likely_value): Likewise.
2715 (surely_varying_stmt_p): Likewise.
2716 (ccp_initialize): Likewise.
2717 (ccp_lattice_meet): Likewise.
2718 (ccp_visit_phi_node): Likewise.
2719 (ccp_fold): Likewise.
2720 (evaluate_stmt): Likewise.
2721 (visit_assignment): Likewise.
2722 (ccp_visit_stmt): Likewise.
2723 (execute_ssa_ccp): Fold into ...
2724 (do_ssa_ccp): ... this.
2725 (do_ssa_store_ccp): Remove.
2726 (gate_store_ccp): Likewise.
2727 (pass_store_ccp): Likewise.
2728 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2730 * tree-ssa-propagate.c (first_vdef): Remove.
2731 (get_value_loaded_by): Likewise.
2732 (replace_vuses_in): Likewise.
2733 (substitute_and_fold): Do not call replace_vuses_in.
2734 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2736 2008-08-29 Richard Guenther <rguenther@suse.de>
2739 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2740 PARAM_NOALIAS tags with is_heapvar.
2741 * tree-ssa-operands.c (access_can_touch_variable): Offset
2742 based tests do not apply for heapvars. Fix offset test.
2744 2008-08-29 Jan Hubicka <jh@suse.cz>
2746 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2747 (-fipa-cp-clone): Enabled by default at -O3.
2748 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2749 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2751 2008-08-29 Jan Hubicka <jh@suse.cz>
2753 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2755 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2757 * gimple.c (giple_copy_call_skip_args): New function.
2758 (giple_copy_call_skip_args): Declare.
2760 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2761 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2762 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2763 (ipcp_create_replace_map): Improve debug output.
2764 (ipcp_need_redirect_p): Return false when not clonning.
2765 (ipcp_update_callgraph): Skip args.
2766 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2768 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2769 (save_inline_function_body): Update call of tree_function_versioning.
2770 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2771 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2772 (tree_function_versioning): Likewise.
2773 * tree-inline.h (tree_function_versioning): Update prototype.
2775 2008-08-29 Jan Hubicka <jh@suse.cz>
2777 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2778 * tree-ssa-threadupdate.c (mark_threaded_blocks):
2779 Use optimize_function_for_size_p.
2780 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2781 * postreload-gcse.c (eliminate_partially_redundant_load):
2782 Use optimize_bb_for_size_p.
2783 * value-prof.c (gimple_divmod_fixed_value_transform,
2784 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2785 gimple_stringops_transform): Use optimize_bb_for_size_p.
2786 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2787 * final.c (compute_alignments): Use optimize_function_for_size_p.
2788 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2789 (fold_builtin_strcpy, fold_builtin_fputs): Use
2790 optimize_function_for_size_p.
2791 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2792 * recog.c (relax_delay_slots): Likewise.
2793 * tree-ssa-math-opts.c (replace_reciprocal):
2794 Use optimize_bb_for_speed_p.
2795 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2796 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2797 optimize_function_for_size_p.
2798 (cgraph_decide_inlining_of_small_function): Use
2799 optimize_function_for_size_p.
2800 * global.c (find_reg): Use optimize_function_for_size_p.
2801 * opts.c (decode_options): Do not clear flag_tree_ch,
2802 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
2803 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
2804 work it out from profile.
2805 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2806 optimize_loop_for_speed_p.
2807 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2809 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2810 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2811 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2812 * local-alloc.c (block_alloc): Pass BB pointer.
2813 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2814 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2815 * loop-unroll.c (decide_unrolling_and_peeling):
2816 Use optimize_loop_for_size_p.
2817 (decide_peel_completely): Likewise.
2818 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2819 optimize_loop_for_size_p.
2820 (vect_enhance_data_refs_alignment): Likewise.
2821 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2822 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
2824 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2825 (try_crossjump_bb): Use optimize_bb_for_size_p.
2826 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2827 optimize_loop_for_speed_p.
2828 * bb-reorder.c (find_traces_1_round): Likewise.
2829 (copy_bb): Use optimize_bb_for_speed_p.
2830 (duplicate_computed_gotos): Likewise.
2831 * basic-block.h (optimize_loop_nest_for_size_p,
2832 optimize_loop_nest_for_speed_p): New.
2833 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2835 2008-08-29 Tristan Gingold <gingold@adacore.com>
2837 * gcov.c (main): Call expandargv.
2839 2008-08-29 Jan Hubicka <jh@suse.cz>
2841 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2843 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2845 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2846 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2848 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2850 2008-08-29 Jan Hubicka <jh@suse.cz>
2852 * tree-pass.h (pass_strip_predict_hints): Declare.
2853 * predict.c (strip_builtin_expect): Rename to ...
2854 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2855 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2856 (tree_estimate_probability): Do not strip builtin_expect.
2857 (pass_strip_predict_hints): New pass.
2858 * tree-inline.c (expand_call_inline): When inlining cold function,
2859 predict it as unlikely.
2860 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2862 2008-08-29 Richard Guenther <rguenther@suse.de>
2864 PR tree-optimization/37207
2865 * tree-vrp.c (extract_range_from_binary_expr): Also try
2866 to constant fold if only one of the operands is a constant.
2868 2008-08-29 Nick Clifton <nickc@redhat.com>
2870 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2871 the same way as SYMBOL_REFs.
2873 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2875 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2877 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2879 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2880 * config/mips/mips.md (branch_likely): Remove const. Fix
2882 (define_delay for type "branch"): Change to only apply for branch
2883 with likely variant.
2884 (define_delay for type "branch" and "branch_likely" no). New delay
2886 (equality_op): New code iterator.
2887 (bbv, bbinv): New code attributes.
2888 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2891 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2892 Andrew Pinski <pinskia@gcc.gnu.org>
2895 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2897 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2899 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2900 rule that a symbolic constant must be defined and >= 0 for the
2901 corresponding facility to be present at compile-time.
2902 * gthr-posix.c: Likewise.
2904 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2906 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2907 * config/mips/mips.md (D): New mode attribute.
2908 (mulsi3, muldi3): Merge it into ...
2909 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
2910 (muldi3_mul3): New pattern.
2911 (mulsi3_mult3): Rename to mulsi3_mul3.
2913 2008-08-28 Jan Hubicka <jh@suse.cz>
2915 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2917 * predict.c (always_optimize_for_size_p): Rename to ...
2918 (optimize_function_for_size): ... this one; make extern.
2919 (optimize_function_for_speed_p): New.
2920 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2921 optimize_edge_for_size_p,optimize_edge_for_size_p,
2922 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2923 * basic-block.h (optimize_function_for_size_p,
2924 optimize_function_for_speed_p): Declare.
2925 * i386.md (optimize_size checks): Replace them by appropriate
2927 (standard_80387_constant_p, ix86_compute_frame_layout,
2928 ix86_expand_epilogue, ix86_decompose_address,
2929 print_operand, emit_i387_cw_initialization,
2930 inline_memory_move_cost, ix86_pad_returns,
2931 ix86_reorg): Replace optimize_size checks.
2933 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2935 * rtl.h (simplify_subreg_regno): Declare.
2936 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2937 * simplify-rtx.c (simplify_subreg): ...here.
2938 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2939 subreg_offset_representable_p.
2941 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2944 * c-typeck.c (convert_for_assignment): Give a note describing what
2945 was passed and what was expected.
2947 2008-08-28 Joey Ye <joey.ye@intel.com>
2949 * doc/extend.texi: Document AVX built-in functions.
2950 * doc/invoke.texi: Document -mavx.
2952 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2953 Joey Ye <joey.ye@intel.com>
2954 Xuepeng Guo <xuepeng.guo@intel.com>
2956 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2958 * config/i386/cpuid.h (bit_FMA): New.
2959 (bit_XSAVE): Likewise.
2960 (bit_OSXSAVE): Likewise.
2961 (bit_AVX): Likewise.
2963 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2964 define. Use ASM_OUTPUT_AVX_PREFIX.
2966 * config/i386/gmmintrin.h: New.
2968 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2969 (OPTION_MASK_ISA_AVX_SET): New.
2970 (OPTION_MASK_ISA_FMA_SET): Likewise.
2971 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2972 (OPTION_MASK_ISA_FMA_SET): Likewise.
2973 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2974 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2975 (pta_flags): Add PTA_AVX and PTA_FMA.
2976 (override_options): Handle PTA_AVX and PTA_FMA.
2977 (init_cumulative_args): Handle warn_avx.
2978 (classify_argument): Return 0 for COImode and OImode. Return
2979 1 and X86_64_AVX_CLASS for 256bit vector types.
2980 (examine_argument): Handle X86_64_AVX_CLASS.
2981 (construct_container): Likewise.
2982 (function_arg_advance_32): Pass OImode and 256bit vector types
2984 (function_arg_advance_64): Take a new argument to indicate if a
2985 parameter is named. Handle 256bit vector types. Return
2986 immediately for unnamed 256bit vector mode parameters.
2987 (function_arg_advance): Updated.
2988 (function_arg_32): Add comments for TImode. Handle OImode
2989 and 256bit vector types.
2990 (function_arg_64): Take a new argument to indicate if a
2991 parameter is named. Handle 256bit vector types. Return NULL
2992 for unnamed 256bit vector mode parameters.
2993 (function_arg): Updated.
2994 (setup_incoming_varargs_64): Support
2995 AVX encoding for *sse_prologue_save_insn.
2996 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2997 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2998 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2999 enabled, otherwise return -3.
3000 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3002 (print_reg): Support AVX registers. Handle 'x' and 't'.
3003 Handle 'd' to duplicate the operand.
3004 (print_operand): Likewise. Also support AVX vector compare
3006 (output_387_binary_op): Support AVX.
3007 (output_fp_compare): Likewise.
3008 (ix86_expand_vector_move_misalign): Likewise.
3009 (ix86_attr_length_vex_default): New.
3010 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3011 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3012 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3013 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3014 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3015 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3016 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3017 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3018 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3019 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3020 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3021 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3022 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3023 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3024 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3025 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3026 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3027 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3028 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3029 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3030 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3031 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3032 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3033 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3034 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3035 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3036 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3037 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3038 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3039 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3040 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3041 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3042 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3043 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3044 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3045 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3046 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3047 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3048 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3049 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3050 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3051 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3052 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3053 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3054 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3055 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3056 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3057 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3058 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3059 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3060 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3061 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3062 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3063 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3064 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3065 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3066 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3067 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3068 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3069 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3070 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3071 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3072 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3073 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3074 and IX86_BUILTIN_MOVMSKPS256,
3075 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3076 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3077 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3078 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3079 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3080 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3081 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3082 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3083 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3084 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3085 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3086 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3087 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3088 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3089 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3090 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3091 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3092 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3093 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3094 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3095 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3096 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3097 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3098 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3099 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3100 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3101 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3102 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3103 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3104 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3105 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3106 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3107 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3108 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3109 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3110 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3111 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3112 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3113 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3114 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3115 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3116 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3117 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3118 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3119 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3120 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3121 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3122 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3123 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3124 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3125 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3126 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3127 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3128 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3129 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3130 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3131 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3132 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3134 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3135 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3136 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3137 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3138 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3139 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3140 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3141 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3142 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3143 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3144 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3145 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3146 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3147 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3148 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3149 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3150 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3151 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3152 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3153 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3154 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3155 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3156 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3157 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3158 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3159 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3160 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3161 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3162 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3163 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3164 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3165 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3166 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3167 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3168 IX86_BUILTIN_MOVMSKPS256.
3169 (ix86_init_mmx_sse_builtins): Support AVX builtins.
3170 (ix86_expand_args_builtin): Likewise.
3171 (ix86_expand_special_args_builtin): Likewise.
3172 (ix86_hard_regno_mode_ok): Handle AVX modes.
3173 (ix86_expand_vector_init_duplicate): Likewise.
3174 (ix86_expand_vector_init_one_nonzero): Likewise.
3175 (ix86_expand_vector_init_one_var): Likewise.
3176 (ix86_expand_vector_init_concat): Likewise.
3177 (ix86_expand_vector_init_general): Likewise.
3178 (ix86_expand_vector_set): Likewise.
3179 (ix86_vector_mode_supported_p): Likewise.
3180 (x86_extended_reg_mentioned_p): Check INSN_P before using
3183 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3184 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
3186 * config/i386/i386.h (TARGET_AVX): New.
3187 (TARGET_FMA): Likewise.
3188 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
3189 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
3190 (VALID_AVX256_REG_MODE): New.
3191 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3192 (AVX_FLOAT_MODE_P): Likewise.
3193 (AVX128_VEC_FLOAT_MODE_P): Likewise.
3194 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3195 (AVX_VEC_FLOAT_MODE_P): Likewise.
3196 (ASM_OUTPUT_AVX_PREFIX): Likewise.
3197 (ASM_OUTPUT_OPCODE): Likewise.
3198 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
3200 (SSE_REG_MODE_P): Allow 256bit vector modes.
3201 (ix86_args): Add a warn_avx field.
3203 * config/i386/i386.md (UNSPEC_PCMP): New.
3204 (UNSPEC_VPERMIL): Likewise.
3205 (UNSPEC_VPERMIL2): Likewise.
3206 (UNSPEC_VPERMIL2F128): Likewise.
3207 (UNSPEC_MASKLOAD): Likewise.
3208 (UNSPEC_MASKSTORE): Likewise.
3209 (UNSPEC_CAST): Likewise.
3210 (UNSPEC_VTESTP): Likewise.
3211 (UNSPECV_VZEROALL): Likewise.
3212 (UNSPECV_VZEROUPPER): Likewise.
3213 (XMM0_REG): Likewise.
3214 (XMM1_REG): Likewise.
3215 (XMM2_REG): Likewise.
3216 (XMM3_REG): Likewise.
3217 (XMM4_REG): Likewise.
3218 (XMM5_REG): Likewise.
3219 (XMM6_REG): Likewise.
3220 (XMM8_REG): Likewise.
3221 (XMM9_REG): Likewise.
3222 (XMM10_REG): Likewise.
3223 (XMM11_REG): Likewise.
3224 (XMM12_REG): Likewise.
3225 (XMM13_REG): Likewise.
3226 (XMM14_REG): Likewise.
3227 (XMM15_REG): Likewise.
3229 (prefix_vex_imm8): Likewise.
3230 (prefix_vex_w): Likewise.
3231 (length_vex): Likewise.
3234 (*avx_ashlti3): Likewise.
3235 (*avx_lshrti3): Likewise.
3236 (*avx_setcc<mode>): Likewise.
3237 (*fop_<mode>_comm_mixed_avx): Likewise.
3238 (*fop_<mode>_comm_avx): Likewise.
3239 (*fop_<mode>_1_mixed_avx): Likewise.
3240 (*fop_<mode>_1_avx): Likewise.
3241 (*avx_<code><mode>3): Likewise.
3242 (*avx_ieee_smin<mode>3): Likewise.
3243 (*avx_ieee_smax<mode>3): Likewise.
3244 (mode): Add OI, V8SF and V4DF.
3245 (length): Support VEX prefix.
3246 (*cmpfp_i_mixed): Set prefix attribute.
3247 (*cmpfp_i_sse): Likewise.
3248 (*cmpfp_iu_mixed): Likewise.
3249 (*cmpfp_iu_sse): Likewise.
3250 (*movsi_1): Support AVX.
3251 (*movdi_2): Likewise.
3252 (*movdi_1_rex64): Likewise.
3253 (*movti_internal): Likewise.
3254 (*movti_rex64): Likewise.
3255 (*movsf_1): Likewise.
3256 (*movdf_nointeger): Likewise.
3257 (*movdf_integer_rex64): Likewise.
3258 (*movtf_internal): Likewise.
3259 (zero_extendsidi2_32): Likewise.
3260 (zero_extendsidi2_rex64): Likewise.
3261 (*extendsfdf2_mixed): Likewise.
3262 (*extendsfdf2_sse): Likewise.
3263 (*truncdfsf_fast_mixed): Likewise.
3264 (*truncdfsf_fast_sse): Likewise.
3265 (*truncdfsf_mixed): Likewise.
3266 (fix_trunc<mode>di_sse): Likewise.
3267 (fix_trunc<mode>si_sse): Likewise.
3268 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
3269 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
3270 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
3271 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
3272 (*rcpsf2_sse): Likewise.
3273 (*rsqrtsf2_sse): Likewise.
3274 (*sqrt<mode>2_sse): Likewise.
3275 (sse4_1_round<mode>2): Likewise.
3276 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
3277 Support AVX. Set length attribute properly for AVX.
3279 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
3280 (VECTOR_MODES (FLOAT, 32)): Likewise.
3281 (VECTOR_MODE (INT, DI, 8)): Likewise.
3282 (VECTOR_MODE (INT, HI, 32)): Likewise.
3283 (VECTOR_MODE (INT, QI, 64)): Likewise.
3284 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
3285 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
3286 (VECTOR_MODE (INT, DI, 4)): Removed.
3287 (VECTOR_MODE (INT, SI, 8)): Likewise.
3288 (VECTOR_MODE (INT, HI, 16)): Likewise.
3289 (VECTOR_MODE (INT, QI, 32)): Likewise.
3290 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
3291 (INT_MODE (OI, 32)): Likewise.
3293 * config/i386/i386.opt (mavx): New.
3296 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
3298 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
3299 (*mov<mode>_internal_avx): New.
3300 (*movv2sf_internal_rex64_avx): Likewise.
3301 (*movv2sf_internal_avx): Likewise.
3303 * config/i386/predicates.md (const_4_to_5_operand): New.
3304 (const_6_to_7_operand): Likewise.
3305 (const_8_to_11_operand): Likewise.
3306 (const_12_to_15_operand): Likewise.
3307 (avx_comparison_float_operator): Likewise.
3309 * config/i386/sse.md (AVX256MODEI): New.
3310 (AVX256MODE): Likewise.
3311 (AVXMODEQI): Likewise.
3312 (AVXMODE): Likewise.
3313 (AVX256MODEF2P): Likewise.
3314 (AVX256MODE2P): Likewise.
3315 (AVX256MODE4P): Likewise.
3316 (AVX256MODE8P): Likewise.
3317 (AVXMODEF2P): Likewise.
3318 (AVXMODEF4P): Likewise.
3319 (AVXMODEDCVTDQ2PS): Likewise.
3320 (AVXMODEDCVTPS2DQ): Likewise.
3321 (avxvecmode): Likewise.
3322 (avxvecpsmode): Likewise.
3323 (avxhalfvecmode): Likewise.
3324 (avxscalarmode): Likewise.
3325 (avxcvtvecmode): Likewise.
3326 (avxpermvecmode): Likewise.
3327 (avxmodesuffixf2c): Likewise.
3328 (avxmodesuffixp): Likewise.
3329 (avxmodesuffixs): Likewise.
3330 (avxmodesuffix): Likewise.
3331 (vpermilbits): Likewise.
3332 (pinsrbits): Likewise.
3333 (mov<mode>): Likewise.
3334 (*mov<mode>_internal): Likewise.
3335 (push<mode>1): Likewise.
3336 (movmisalign<mode>): Likewise.
3337 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3338 (avx_movdqu<avxmodesuffix>): Likewise.
3339 (avx_lddqu<avxmodesuffix>): Likewise.
3340 (<plusminus_insn><mode>3): Likewise.
3341 (*avx_<plusminus_insn><mode>3): Likewise.
3342 (*avx_vm<plusminus_insn><mode>3): Likewise.
3343 (mul<mode>3): Likewise.
3344 (*avx_mul<mode>3): Likewise.
3345 (*avx_vmmul<mode>3): Likewise.
3346 (divv8sf3): Likewise.
3347 (divv4df3): Likewise.
3348 (avx_div<mode>3): Likewise.
3349 (*avx_div<mode>3): Likewise.
3350 (*avx_vmdiv<mode>3): Likewise.
3351 (avx_rcpv8sf2): Likewise.
3352 (*avx_vmrcpv4sf2): Likewise.
3353 (sqrtv8sf2): Likewise.
3354 (avx_sqrtv8sf2): Likewise.
3355 (*avx_vmsqrt<mode>2): Likewise.
3356 (rsqrtv8sf2): Likewise.
3357 (avx_rsqrtv8sf2): Likewise.
3358 (*avx_vmrsqrtv4sf2): Likewise.
3359 (<code><mode>3): Likewise.
3360 (*avx_<code><mode>3_finite): Likewise.
3361 (*avx_<code><mode>3): Likewise.
3362 (*avx_vm<code><mode>3): Likewise.
3363 (*avx_ieee_smin<mode>3): Likewise.
3364 (*avx_ieee_smax<mode>3): Likewise.
3365 (avx_addsubv8sf3): Likewise.
3366 (avx_addsubv4df3): Likewise.
3367 (*avx_addsubv4sf3): Likewise.
3368 (*avx_addsubv2df3): Likewise.
3369 (avx_h<plusminus_insn>v4df3): Likewise.
3370 (avx_h<plusminus_insn>v8sf3): Likewise.
3371 (*avx_h<plusminus_insn>v4sf3): Likewise.
3372 (*avx_h<plusminus_insn>v2df3): Likewise.
3373 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
3374 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
3375 (*avx_maskcmp<mode>3): Likewise.
3376 (avx_nand<mode>3): Likewise.
3377 (*avx_<code><mode>3): Likewise.
3378 (*avx_nand<mode>3): Likewise.
3379 (*avx_<code><mode>3): Likewise.
3380 (*avx_cvtsi2ss): Likewise.
3381 (*avx_cvtsi2ssq): Likewise.
3382 (*avx_cvtsi2sd): Likewise.
3383 (*avx_cvtsi2sdq): Likewise.
3384 (*avx_cvtsd2ss): Likewise.
3385 (avx_cvtss2sd): Likewise.
3386 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
3387 (avx_cvtps2dq<avxmodesuffix>): Likewise.
3388 (avx_cvttps2dq<avxmodesuffix>): Likewise.
3389 (*avx_cvtsi2sd): Likewise.
3390 (*avx_cvtsi2sdq): Likewise.
3391 (avx_cvtdq2pd256): Likewise.
3392 (avx_cvtpd2dq256): Likewise.
3393 (avx_cvttpd2dq256): Likewise.
3394 (*avx_cvtsd2ss): Likewise.
3395 (*avx_cvtss2sd): Likewise.
3396 (avx_cvtpd2ps256): Likewise.
3397 (avx_cvtps2pd256): Likewise.
3398 (*avx_movhlps): Likewise.
3399 (*avx_movlhps): Likewise.
3400 (avx_unpckhps256): Likewise.
3401 (*avx_unpckhps): Likewise.
3402 (avx_unpcklps256): Likewise.
3403 (*avx_unpcklps): Likewise.
3404 (avx_movshdup256): Likewise.
3405 (avx_movsldup256): Likewise.
3406 (avx_shufps256): Likewise.
3407 (avx_shufps256_1): Likewise.
3408 (*avx_shufps_<mode>): Likewise.
3409 (*avx_loadhps): Likewise.
3410 (*avx_storelps): Likewise.
3411 (*avx_loadlps): Likewise.
3412 (*avx_movss): Likewise.
3413 (*vec_dupv4sf_avx): Likewise.
3414 (*vec_concatv2sf_avx): Likewise.
3415 (*vec_concatv4sf_avx): Likewise.
3416 (*vec_setv4sf_0_avx): Likewise.
3417 (*vec_setv4sf_avx): Likewise.
3418 (*avx_insertps): Likewise.
3419 (avx_vextractf128<mode>): Likewise.
3420 (vec_extract_lo_<mode>): Likewise.
3421 (vec_extract_hi_<mode>): Likewise.
3422 (vec_extract_lo_<mode>): Likewise.
3423 (vec_extract_hi_<mode>): Likewise.
3424 (vec_extract_lo_v16hi): Likewise.
3425 (vec_extract_hi_v16hi): Likewise.
3426 (vec_extract_lo_v32qi): Likewise.
3427 (vec_extract_hi_v32qi): Likewise.
3428 (avx_unpckhpd256): Likewise.
3429 (*avx_unpckhpd): Likewise.
3430 (avx_movddup256): Likewise.
3431 (*avx_movddup): Likewise.
3432 (avx_unpcklpd256): Likewise.
3433 (*avx_unpcklpd): Likewise.
3434 (avx_shufpd256): Likewise.
3435 (avx_shufpd256_1): Likewise.
3436 (*avx_punpckhqdq): Likewise.
3437 (*avx_punpcklqdq): Likewise.
3438 (*avx_shufpd_<mode>): Likewise.
3439 (*avx_storehpd): Likewise.
3440 (*avx_loadhpd): Likewise.
3441 (*avx_loadlpd): Likewise.
3442 (*avx_movsd): Likewise.
3443 (*vec_concatv2df_avx): Likewise.
3444 (*avx_<plusminus_insn><mode>3): Likewise.
3445 (*avx_<plusminus_insn><mode>3): Likewise.
3446 (*avx_mulv8hi3): Likewise.
3447 (*avxv8hi3_highpart): Likewise.
3448 (*avx_umulv8hi3_highpart): Likewise.
3449 (*avx_umulv2siv2di3): Likewise.
3450 (*avx_mulv2siv2di3): Likewise.
3451 (*avx_pmaddwd): Likewise.
3452 (*avx_mulv4si3): Likewise.
3453 (*avx_ashr<mode>3): Likewise.
3454 (*avx_lshr<mode>3): Likewise.
3455 (*avx_ashl<mode>3): Likewise.
3456 (*avx_<code><mode>3): Likewise.
3457 (*avx_eq<mode>3): Likewise.
3458 (*avx_gt<mode>3): Likewise.
3459 (*avx_nand<mode>3): Likewise.
3460 (*avx_nand<mode>3): Likewise.
3461 (*avx_<code><mode>3): Likewise.
3462 (*avx_<code><mode>3): Likewise.
3463 (*avx_packsswb): Likewise.
3464 (*avx_packssdw): Likewise.
3465 (*avx_packuswb): Likewise.
3466 (*avx_punpckhbw): Likewise.
3467 (*avx_punpcklbw): Likewise.
3468 (*avx_punpckhwd): Likewise.
3469 (*avx_punpcklwd): Likewise.
3470 (*avx_punpckhdq): Likewise.
3471 (*avx_punpckldq): Likewise.
3472 (*avx_pinsr<avxmodesuffixs>): Likewise.
3473 (*avx_pinsrq): Likewise.
3474 (*avx_loadld): Likewise.
3475 (*vec_extractv2di_1_rex64_avx): Likewise.
3476 (*vec_extractv2di_1_avx): Likewise.
3477 (*vec_dupv2di_avx): Likewise.
3478 (*vec_concatv2si_avx): Likewise.
3479 (*vec_concatv4si_1_avx): Likewise.
3480 (*vec_concatv2di_avx): Likewise.
3481 (*vec_concatv2di_rex64_avx): Likewise.
3482 (*avx_uavgv16qi3): Likewise.
3483 (*avx_uavgv8hi3): Likewise.
3484 (*avx_psadbw): Likewise.
3485 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3486 (*avx_phaddwv8hi3): Likewise.
3487 (*avx_phadddv4si3): Likewise.
3488 (*avx_phaddswv8hi3): Likewise.
3489 (*avx_phsubwv8hi3): Likewise.
3490 (*avx_phsubdv4si3): Likewise.
3491 (*avx_phsubswv8hi3): Likewise.
3492 (*avx_pmaddubsw128): Likewise.
3493 (*avx_pmulhrswv8hi3): Likewise.
3494 (*avx_pshufbv16qi3): Likewise.
3495 (*avx_psign<mode>3): Likewise.
3496 (*avx_palignrti): Likewise.
3497 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3498 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3499 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3500 (*avx_mpsadbw): Likewise.
3501 (*avx_packusdw): Likewise.
3502 (*avx_pblendvb): Likewise.
3503 (*avx_pblendw): Likewise.
3504 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3505 (avx_ptest256): Likewise.
3506 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3507 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3508 (*avx_aesenc): Likewise.
3509 (*avx_aesenclast): Likewise.
3510 (*avx_aesdec): Likewise.
3511 (*avx_aesdeclast): Likewise.
3512 (avx_vzeroupper): Likewise.
3513 (avx_vzeroupper_rex64): Likewise.
3514 (avx_vpermil<mode>): Likewise.
3515 (avx_vpermilvar<mode>3): Likewise.
3516 (avx_vpermil2<mode>3): Likewise.
3517 (avx_vperm2f128<mode>3): Likewise.
3518 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3519 (avx_vbroadcastss256): Likewise.
3520 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3521 (avx_vinsertf128<mode>): Likewise.
3522 (vec_set_lo_<mode>): Likewise.
3523 (vec_set_hi_<mode>): Likewise.
3524 (vec_set_lo_<mode>): Likewise.
3525 (vec_set_hi_<mode>): Likewise.
3526 (vec_set_lo_v16hi): Likewise.
3527 (vec_set_hi_v16hi): Likewise.
3528 (vec_set_lo_v32qi): Likewise.
3529 (vec_set_hi_v32qi): Likewise.
3530 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3531 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3532 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3533 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3534 (vec_init<mode>): Likewise.
3535 (*vec_concat<mode>_avx): Likewise.
3536 (blendbits): Support V8SF and V4DF.
3537 (sse2_movq128): Support AVX.
3538 (<sse>_movnt<mode>): Likewise.
3539 (sse2_movntv2di): Likewise.
3540 (sse_rcpv4sf2): Likewise.
3541 (sse_sqrtv4sf2): Likewise.
3542 (sse_rsqrtv4sf2): Likewise.
3543 (<sse>_comi): Likewise.
3544 (<sse>_ucomi): Likewise.
3545 (sse_cvtss2si): Likewise.
3546 (sse_cvtss2si_2): Likewise.
3547 (sse_cvtss2siq): Likewise.
3548 (sse_cvtss2siq_2): Likewise.
3549 (sse_cvttss2si): Likewise.
3550 (sse_cvttss2siq): Likewise.
3551 (sse2_cvtsd2si): Likewise.
3552 (sse2_cvtsd2si_2): Likewise.
3553 (sse2_cvtsd2siq): Likewise.
3554 (sse2_cvtsd2siq_2): Likewise.
3555 (sse2_cvttsd2si): Likewise.
3556 (sse2_cvttsd2siq): Likewise.
3557 (sse2_cvtdq2pd): Likewise.
3558 (*sse2_cvtpd2dq): Likewise.
3559 (*sse2_cvttpd2dq): Likewise.
3560 (*sse2_cvtpd2ps): Likewise.
3561 (sse2_cvtps2pd): Likewise.
3562 (sse3_movshdup): Likewise.
3563 (sse3_movsldup): Likewise.
3564 (sse_storehps): Likewise.
3565 (*sse4_1_extractps): Likewise.
3566 (sse2_storelpd): Likewise.
3567 (vec_dupv2df_sse3): Likewise.
3568 (*vec_concatv2df_sse3): Likewise.
3569 (*sse4_1_pextrb): Likewise.
3570 (*sse4_1_pextrb_memory): Likewise.
3571 (*sse2_pextrw): Likewise.
3572 (*sse4_1_pextrw_memory): Likewise.
3573 (*sse4_1_pextrd): Likewise.
3574 (*sse4_1_pextrq): Likewise.
3575 (sse2_pshufd_1): Likewise.
3576 (sse2_pshuflw_1): Likewise.
3577 (sse2_pshufhw_1): Likewise.
3578 (*sse2_storeq_rex64): Likewise.
3579 (*vec_dupv4si): Likewise.
3580 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3581 (sse2_pmovmskb): Likewise.
3582 (*sse2_maskmovdqu): Likewise.
3583 (*sse2_maskmovdqu_rex64): Likewise.
3584 (sse_ldmxcsr): Likewise.
3585 (sse_stmxcsr): Likewise.
3586 (abs<mode>2): Likewise.
3587 (sse4_1_movntdqa): Likewise.
3588 (sse4_1_phminposuw): Likewise.
3589 (sse4_1_extendv8qiv8hi2): Likewise.
3590 (*sse4_1_extendv8qiv8hi2): Likewise.
3591 (sse4_1_extendv4qiv4si2): Likewise.
3592 (*sse4_1_extendv4qiv4si2): Likewise.
3593 (sse4_1_extendv2qiv2di2): Likewise.
3594 (*sse4_1_extendv2qiv2di2): Likewise.
3595 (sse4_1_extendv4hiv4si2): Likewise.
3596 (*sse4_1_extendv4hiv4si2): Likewise.
3597 (sse4_1_extendv2hiv2di2): Likewise.
3598 (*sse4_1_extendv2hiv2di2): Likewise.
3599 (sse4_1_extendv2siv2di2): Likewise.
3600 (*sse4_1_extendv2siv2di2): Likewise.
3601 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3602 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3603 (sse4_1_zero_extendv4qiv4si2): Likewise.
3604 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3605 (sse4_1_zero_extendv2qiv2di2): Likewise.
3606 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3607 (sse4_1_zero_extendv4hiv4si2): Likewise.
3608 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3609 (sse4_1_zero_extendv2hiv2di2): Likewise.
3610 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3611 (sse4_1_zero_extendv2siv2di2): Likewise.
3612 (*sse4_1_zero_extendv2siv2di2): Likewise.
3613 (sse4_1_ptest): Likewise.
3614 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3615 (sse4_2_pcmpestri): Likewise.
3616 (sse4_2_pcmpestrm): Likewise.
3617 (sse4_2_pcmpistri): Likewise.
3618 (sse4_2_pcmpistrm): Likewise.
3620 (aeskeygenassist): Likewise.
3622 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3624 * config/i386/predicates.md (vzeroall_operation): New.
3626 * config/i386/sse.md (avx_vzeroall): New.
3627 (*avx_vzeroall): Likewise.
3629 2008-08-28 Paul Brook <paul@codesourcery.com>
3630 Mark Shinwell <shinwell@codesourcery.com>
3631 Richard Earnshaw <richard.earnshaw@arm.com>
3633 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3634 (TARGET_MIN_ANCHOR_OFFSET): New.
3635 (arm_override_options): Set correct anchor ranges for Thumb-1
3636 and Thumb-2 if required.
3637 (legitimize_pic_address): Handle case involving a TLS symbol
3638 reference with an addend.
3639 (arm_optimization_options): Enable section anchors at -O1 and
3641 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3642 * config/arm/arm-protos.h (arm_optimization_options): New.
3644 2008-08-28 Nick Clifton <nickc@redhat.com>
3646 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3647 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3650 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3651 * config/v850/v850.md (return): Remove frame size restriction.
3653 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3655 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3657 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3659 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3661 2008-08-28 Paul Brook <paul@codesourcery.com>
3663 * config/arm/vfp11.md: Update license notice.
3664 * config/arm/cortex-r4.md: Ditto.
3666 2008-08-28 Richard Guenther <rguenther@suse.de>
3668 PR tree-optimization/37207
3669 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3672 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3675 * tree.c (int_fits_type_p): Don't forget unsigned integers
3676 of type sizetype which higher end word equals -1.
3678 2008-08-28 Ira Rosen <irar@il.ibm.com>
3680 * target.h (struct vectorize): Add new target builtin.
3681 * tree-vectorizer.c (destroy_loop_vec_info): Call
3682 vect_free_slp_instance instead of vect_free_slp_node.
3683 * tree-vectorizer.h (enum slp_load_perm_type): New.
3684 (struct _slp_instance): Add new fields.
3685 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3686 (SLP_INSTANCE_LOADS): New.
3687 (vect_free_slp_tree): Remove.
3688 (vect_free_slp_instance): Declare.
3689 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3690 (vectorizable_load): Add argument.
3691 (vect_transform_slp_perm_load): New.
3692 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3694 (vect_get_place_in_interleaving_chain): New function.
3695 (vect_free_slp_tree): Make static.
3696 (vect_free_slp_instance): New function.
3697 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3698 collect the load location in the interleaving chain.
3699 (vect_supported_slp_permutation_p): New function.
3700 (vect_supported_load_permutation_p): Likewise.
3701 (vect_analyze_slp_instance): In case of loads permutation, call
3702 vect_supported_load_permutation_p to check that the permutation is
3704 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3705 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3706 (vect_create_mask_and_perm): New function.
3707 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3708 (vectorizable_load): Add an argument. Don't keep the created vectors
3709 statements in the node if permutation is required. Call
3710 vect_transform_slp_perm_load to generate the permutation.
3711 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3712 additional argument.
3713 (vect_schedule_slp_instance): In case of loads permutation, allocate
3714 vectorized statements structure for all the related SLP nodes. Call
3715 vect_transform_stmt with addditional argument.
3716 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3717 * config/spu/spu.c (spu_builtin_vec_perm): New.
3718 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3719 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3720 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3721 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3723 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3725 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3726 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3727 __gthread_cond_signal, __gthread_cond_timedwait,
3728 __gthread_cond_timedwait_recursive): New functions.
3729 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3731 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3734 2008-08-28 Richard Guenther <rguenther@suse.de>
3737 * fold-const.c (maybe_canonicalize_comparison_1): Require
3738 undefined overflow only for canonicalizing A +- CST cmp CST.
3739 Make sure to not generate new constants that are not inside
3740 their TYPE_MIN/MAX_VALUE range.
3741 (maybe_canonicalize_comparison): Remove undefined overflow
3743 (fold_binary): Remove now duplicate folding.
3745 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3747 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3748 use not updated in the last change.
3750 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3752 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3753 (IRA_COVER_CLASSES): Add FPUL_REGS.
3755 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3758 * c-common.c (conversion_warning): Check for null operands.
3760 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3763 * c-decl.c (check_for_loop_decls): Improve error message. Give
3766 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3769 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3770 (convert_for_assignment): Pass corrent OPT_W* parameter to
3771 WARN_FOR_ASSIGNMENT.
3773 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3776 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3778 2008-08-27 Paul Brook <paul@codesourcery.com>
3780 * config.gcc: Loosen checks for arm uclinux eabi targets.
3782 2008-08-27 Paul Brook <paul@codesourcery.com>
3784 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3786 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3788 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3790 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3791 the enumerators of an ENUMERAL_TYPE.
3792 * dbxout.c (dbxout_type): Ditto.
3794 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3797 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3798 (fwprop_addr): Check that the loop_father is not the outer loop.
3800 2008-08-26 Paul Brook <paul@codesourcery.com>
3802 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3803 Remove documentation entry for fmul type.
3804 Use fmuls to annotate single-precision multiplication patterns,
3805 fmuld to annotate double-precision multiplication patterns,
3806 fmacs to annotate single-precision multiply-accumulate patterns
3807 and fmacd to annotate double-precision multiply-accumulate patterns.
3808 * config/arm/vfp11.md: Update reservations accordingly.
3809 * config/arm/arm.md: Note that certain values of the "type"
3810 attribute are documented in vfp.md.
3811 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3812 (v10_cvt): Use new fmul types.
3814 2008-08-26 Paul Brook <paul@codesourcery.com>
3816 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3817 * config/arm/vfp11.md: ...here. New.
3818 * config/arm/arm.md: Include vfp11.md.
3820 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3822 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3823 parameter to inform call.
3825 2008-08-26 Jeff Law <law@redhat.com>
3827 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3828 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3829 preferred class when copying a constant into a partial word register.
3831 2008-08-26 Ben Elliston <bje@au.ibm.com>
3833 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3834 * cp/typeck.c: Likewise.
3835 * cp/tree.c: Likewise.
3836 * gimple-low.c: Likewise.
3839 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3841 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3842 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3844 * doc/passes.texi: Describe IRA.
3846 * doc/tm.texi (IRA_COVER_CLASSES,
3847 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3849 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3850 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3851 -fira-propagate-cost, -fno-ira-share-save-slots,
3852 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3854 * flags.h (ira_algorithm): New enumeration.
3855 (flag_ira_algorithm, flag_ira_verbose): New external variable
3858 * postreload.c (gate_handle_postreload): Don't do post reload
3859 optimizations unless the reload is completed.
3861 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3864 * tree-pass.h (pass_ira): New external variable declaration.
3866 * reload.h: Add 2008 to the Copyright.
3868 * cfgloopanal.c: Include params.h.
3869 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3872 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3874 * toplev.c (ira.h): New include.
3875 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3876 (backend_init_target): Call ira_init.
3877 (backend_init): Call ira_init_once.
3878 (finalize): Call finish_ira_once.
3880 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3881 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3884 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3885 may_move_out_cost): New external variable declarations.
3886 (move_table): New typedef.
3888 * caller-save.c: Include headers output.h and ira.h.
3889 (no_caller_save_reg_set): New global variable.
3890 (save_slots_num, save_slots): New variables.
3891 (reg_save_code, reg_restore_code, add_stored_regs): Add
3893 (init_caller_save): Set up no_caller_save_reg_set.
3894 (init_save_areas): Reset save_slots_num.
3895 (saved_hard_reg): New structure.
3896 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3897 (initiate_saved_hard_regs, new_saved_hard_reg,
3898 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3900 (setup_save_areas): Add code for sharing stack slots.
3901 (all_blocks): New variable.
3902 (save_call_clobbered_regs): Process pseudo-register too.
3903 (mark_set_regs): Process pseudo-register too.
3904 (insert_one_insn): Put the insn after bb note in a empty basic
3905 block. Add insn check.
3907 * global.c (eliminable_regset): Make it external.
3908 (mark_elimination): Use DF_LR_IN for IRA.
3909 (pseudo_for_reload_consideration_p): New.
3910 (build_insn_chain): Make it external. Don't ignore spilled
3911 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3912 (gate_handle_global_alloc): New function.
3913 (pass_global_alloc): Add the gate function.
3915 * opts.c (decode_options): Set up flag_ira. Print the warning for
3917 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3919 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3921 * regmove.c (regmove_optimize): Don't do replacement of output for
3924 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3925 New external variable declarations.
3927 * local-alloc.c (update_equiv_regs): Make it external. Return
3928 true if jump label rebuilding should be done. Rescan new_insn for
3930 (gate_handle_local_alloc): New function.
3931 (pass_local_alloc): Add the gate function.
3933 * alias.c (value_addr_p, stack_addr_p): New functions.
3934 (nonoverlapping_memrefs_p): Use them for IRA.
3936 * common.opt (fira, fira-algorithm, fira-coalesce,
3937 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3938 fira-verbose): New options.
3940 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3941 move_cost, may_move_in_cost, may_move_out_cost): Make the
3943 (move_table): Remove typedef.
3944 (init_move_cost): Make it external.
3945 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3948 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3949 setup_reg_classes): New function prototypes.
3950 (eliminable_regset): New external variable declaration.
3951 (build_insn_chain, update_equiv_regs): New function prototypes.
3953 * Makefile.in (IRA_INT_H): New definition.
3954 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3955 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3956 (reload1.o, toplev.o): Add dependence on ira.h.
3957 (cfgloopanal.o): Add PARAMS_H.
3958 (caller-save.o): Add dependence on output.h and ira.h.
3959 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3960 ira-emit.o, ira-lives.o): New entries.
3962 * passes.c (pass_ira): New pass.
3964 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3966 * reload1.c (ira.h): Include the header.
3967 (changed_allocation_pseudos): New bitmap.
3968 (init_reload): Initiate the bitmap.
3969 (compute_use_by_pseudos): Permits spilled registers in FROM.
3970 (temp_pseudo_reg_arr): New variable.
3971 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3972 IRA. Call alter_reg with the additional parameter. Don't clear
3973 spilled_pseudos for IRA. Restore original insn chain for IRA.
3974 Clear changed_allocation_pseudos at the end of reload.
3975 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3976 (hard_regno_to_pseudo_regno): New variable.
3977 (count_pseudo): Check spilled pseudos. Set up
3978 hard_regno_to_pseudo_regno.
3979 (count_spilled_pseudo): Check spilled pseudos. Update
3980 hard_regno_to_pseudo_regno.
3981 (find_reg): Use better_spill_reload_regno_p. Check
3982 hard_regno_to_pseudo_regno.
3983 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3985 (eliminate_regs_1): Use additional parameter for alter_reg.
3986 (finish_spills): Set up pseudo_previous_regs only for spilled
3987 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3988 more arguments. Don't clear live_throughout and dead_or_set for
3989 spilled pseudos. Use additional parameter for alter_reg. Call
3990 mark_allocation_change. Set up changed_allocation_pseudos.
3991 Remove sanity check.
3992 (emit_input_reload_insns, delete_output_reload): Use additional
3993 parameter for alter_reg. Call mark_allocation_change.
3994 (substitute, gen_reload_chain_without_interm_reg_p): New
3996 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3998 * testsuite/gcc.dg/20080410-1.c: New file.
4000 * config/s390/s390.h (IRA_COVER_CLASSES,
4001 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4003 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4005 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4007 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4009 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4011 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4013 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4015 2008-08-24 Jeff Law <law@redhat.com>
4016 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4017 when ignoring unavailable registers.
4019 2008-08-24 Jeff Law <law@redhat.com>
4020 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4021 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4022 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4023 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4025 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4026 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4028 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4029 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4030 * reload1.c (find_reg): Process registers in register allocation order.
4032 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4033 * toplev.c (backend_init_target): Move ira_init call from
4035 (lang_dependent_init_target): ...to here.
4037 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4038 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4039 calculate memory move costs for NO_REGS.
4041 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4042 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4043 STACK_REGS is defined.
4045 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4046 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4048 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4049 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4051 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4052 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4053 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4056 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4057 Dorit Nuzman <dorit@il.ibm.com>
4059 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4060 vec_extract_evenv4sf, vec_extract_evenv8hi,
4061 vec_extract_evenv16qi, vec_extract_oddv4si,
4062 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4063 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4064 vec_interleave_highv4si, vec_interleave_lowv4si,
4065 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4066 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4067 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4069 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4072 * config/rs6000/rs6000.c (optimization_options): Don't default to
4073 section anchors without toplevel reorder.
4075 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4077 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4078 (mfc_end_critical_section): Likewise.
4080 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4082 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4083 all type qualifiers from element type to vector type.
4085 2008-08-25 David Daney <ddaney@avtrex.com>
4087 * config/mips/mips.md (immediate_insn): Move up in file, fix
4088 comment typo, reformat.
4089 (fetchop_bit, atomic_hiqi_op memory_barrier,
4090 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4091 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4092 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4093 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4094 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4095 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4096 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4097 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4098 sync_old_nand<mode>, sync_new_nand<mode>,
4099 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4100 test_and_set_12): Moved to sync.md.
4102 * config/mips/sync.md: New file.
4104 2008-08-25 Richard Henderson <rth@redhat.com>
4106 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4107 (regsave): Likewise.
4108 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4109 (output_cfi_directive): Likewise.
4110 (div_data_align): New.
4111 (output_cfi): Use it.
4113 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4115 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4116 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4117 (TARGET_OCTEON): New macro.
4118 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4119 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4120 (ISA_HAS_POP): New macro.
4121 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4123 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4125 * config/mips/mips.md (cpu): Add octeon.
4126 (type): Add pop attribute value.
4127 (popcount<mode>2): New pattern.
4128 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4130 2008-08-24 Jan Hubicka <jh@suse.cz>
4132 * doc/invoke.texi (-fipa-cp-clone): New option.
4133 (-fipa-cp): Update docs.
4134 (--param ipcp-unit-growth):New.
4135 * ipa-cp.c: Include fibheap.h, params.h
4136 (ipcp_initialize_node_lattices): When not cloning, all externally
4137 visible functions are bottom.
4138 (ipcp_need_redirect_p): Accept clones.
4139 (ipcp_insert_stage): Use cost driven heuristics.
4140 (max_count, dead_nodes): New static vars.
4141 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4142 ipcp_const_param_count): New functions.
4143 * common.opt (ipa-cp-clone): New command line option.
4144 * params.def (ipcp-unit-growth): New.
4146 2008-08-24 Jan Hubicka <jh@suse.cz>
4148 * tree-inline.c (tree_function_versioning): Look harder
4149 for referenced vars.
4151 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4153 PR tree-optimization/37185
4154 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4156 2008-08-23 Jan Hubicka <jh@suse.cz>
4158 * ipa-cp.c (ipcp_analyze_node): New function.
4159 (ipcp_update_cloned_node): Use it.
4160 (ipcp_init_stage): Likewise.
4161 * ipa-inline.c (function_insertion_hook_holder): New static var.
4162 (analyze_function): Break out from ....
4163 (inline_generate_summary): Here; register insertion hook.
4164 (cgraph_decide_inlining): Remove hook.
4165 (add_new_function): New function.
4167 2008-08-23 Jan Hubicka <jh@suse.cz>
4169 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
4171 2008-08-23 Jan Hubicka <jh@suse.cz>
4173 * ipa-cp.c (constant_val_insert): Remove.
4174 (ipcp_propagate_one_const): Remove.
4175 (ipcp_create_replace_map): Always insert replacements to the map.
4176 (ipcp_insert_stage): Do not try to insert statements by hand.
4177 * tree-inline.c (insert_init_stmt): Break out from ...
4178 (setup_one_parameter): ... here; allow NULL BB pointer.
4179 (tree_function_versioning): Use setup_one_parameter to process
4182 2008-08-23 Jan Hubicka <jh@suse.cz>
4184 * tree.c (decl_address_ip_invariant_p): New function.
4185 * tree.h (decl_address_ip_invariant_p): Declare.
4186 * gimple.c (strip_invariant_refs): Break out from ...
4187 (is_gimple_invariant_address): ... here
4188 (is_gimple_ip_invariant_address): New function.
4189 (is_gimple_ip_invariant): New function.
4190 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
4193 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
4194 (ipcp_lat_is_insertable): All constants are insertable.
4195 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
4196 IPA_CONST_VALUE_REF.
4197 (ipcp_initialize_node_lattices): Propagate all types of operands.
4198 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
4199 (ipcp_create_replace_map): Reformat.
4200 (ipcp_need_redirect_p): Simplify.
4201 (ipcp_insert_stage): Check that argument is used before clonning.
4202 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4204 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4205 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4206 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4207 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4208 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4209 * tree-inline.c (tree_function_versioning): Add variables referenced by
4212 2008-08-23 Jan Hubicka <jh@suse.cz>
4215 * i386.c (standard_80387_constant_p): Use optimize_size.
4217 2008-08-23 Ira Rosen <irar@il.ibm.com>
4219 PR tree-optimization/37161
4220 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4221 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4222 (vect_determine_vectorization_factor): Move the scalar type
4223 retrieval to vect_get_smallest_scalar_type.
4224 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4225 scalar type. Remove redundant computation.
4226 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
4227 (vect_get_slp_defs): Take the type of RHS into account if
4228 necessary by calling vect_get_smallest_scalar_type. Call
4229 vect_get_constant_vectors with additional argument.
4231 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4234 * doc/invoke.texi (Wwrite-strings): Clarify description.
4236 2008-08-23 Ira Rosen <irar@il.ibm.com>
4238 PR tree-optimization/37174
4239 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
4240 def stmt is a part of the loop before accessing its stmt_vec_info.
4242 2008-08-22 Anatoly Sokolov <aesok@post.ru>
4245 * config/avr/avr.md (UNSPEC_SWAP): New constants.
4246 (*swap): New insn pattern.
4247 (*ashlqi3): Rename from ashlqi3 insn pattern.
4248 (ashlqi3): New expanders.
4249 (*lshrqi3): Rename from lshrqi3 insn pattern.
4250 (lshrqi3): New expanders.
4251 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
4252 lshrqi3_const5, lshrqi3_const6): New splitters.
4253 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
4254 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
4257 2008-08-22 Richard Guenther <rguenther@suse.de>
4259 PR tree-optimization/37078
4260 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
4261 [+INF, +INF] ranges.
4263 2008-08-22 Richard Guenther <rguenther@suse.de>
4265 PR tree-optimization/37143
4266 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
4267 a conversion statement instead of a copy.
4269 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
4272 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
4273 CCCmode, CCOmode and CCSmode destination modes.
4276 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
4277 from different units in a single alternative.
4278 (*vec_extractv2sf_1): Ditto.
4279 (*vec_extractv2si_0): Ditto.
4280 (*vec_extractv2si_1): Ditto.
4281 * config/i386/sse.md (sse2_storehpd): Ditto.
4282 (sse2_storelpd): Ditto.
4283 (sse2_loadhpd): Ditto.
4284 (sse2_loadlpd): Ditto.
4287 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
4288 (popcountsi2): Ditto.
4289 (clzdi2_abm): Ditto.
4290 (popcountdi2): Ditto.
4291 (clzhi2_abm): Ditto.
4292 (popcounthi2): Ditto.
4294 2008-08-22 Richard Guenther <rguenther@suse.de>
4298 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
4299 if the multiplication does not overflow.
4301 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
4303 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
4305 2008-08-21 Richard Henderson <rth@redhat.com>
4307 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
4308 spurrious comma from test.
4309 * configure: Rebuild.
4311 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4314 * builtins.c (fold_builtin_next_arg): Add warning about undefined
4317 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
4319 * c-tree.h (grokfield): New argument.
4320 * c-decl.c (grokfield): Handle new location argument.
4321 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
4323 2008-08-21 Richard Guenther <rguenther@suse.de>
4325 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
4327 2008-08-21 Jan Hubicka <jh@suse.cz>
4329 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
4330 (cgraph_add_function_insertion_hook,
4331 cgraph_remove_function_insertion_hook,
4332 cgraph_call_function_insertion_hooks): New functions.
4333 * cgraph.h (cgraph_add_function_insertion_hook,
4334 cgraph_remove_function_insertion_hook,
4335 cgraph_call_function_insertion_hooks): Declare.
4336 * ipa-reference.c (function_insertion_hook_holder): New variable.
4337 (check_operand, look_for_address_of): When checking late, do not care
4338 about module bitmaps.
4339 (add_new_function): New function.
4340 (generate_summary): Register hooks; zero module bitmaps.
4341 (propagate): Unregister hooks.
4342 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
4343 (add_new_function): New function.
4344 (generate_summary): Register hook.
4345 (propagate): Remove hook.
4347 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
4349 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
4350 * ipa-cp.c (ipcp_update_cloned_node): New function.
4351 (build_const_val): Handle functions correctly; bring type logic
4352 into sync with tree-inline.c
4353 (ipcp_init_stage): Take care of computing stuff needed by
4354 indirect inlining; update clones.
4355 (ipcp_generate_summary): Break out of ipcp_driver.
4356 (ipcp_driver): Do only execution and transformation.
4357 (pass_ipa_cp): Make IPA_PASS.
4358 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
4360 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
4361 ipcp, some info is already available.
4362 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
4363 * tree-inline.c (remap_ssa_name): Unshare expression.
4365 2008-08-21 Richard Guenther <rguenther@suse.de>
4367 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4368 a PHI ask VN if it is already available.
4369 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4370 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4372 2008-08-21 Richard Guenther <rguenther@suse.de>
4375 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
4376 makes sure to produce a result of the correct type.
4378 2008-08-21 Jan Hubicka <jh@suse.cz>
4379 Backport from LTO branch:
4381 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4382 Jan Hubicka <jh@suse.cz>
4385 (init_state, finish_state, set_function_state, generate_summary):
4387 (scan_stmt): Renamed from scan_function. Changed to keep state in
4388 local static vars rather than cgraph aux field.
4389 (propagate): Renamed from static_execute. Changed to keep state in
4390 local static vars rather than cgraph aux field.
4391 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
4392 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
4394 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4396 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4397 * ipa-reference.c (init_function_info, generate_summary,
4398 propagate): New functions.
4399 (analyze_function): Call init_function_info.
4400 (static_execute): Stripped into generate_summary and propagate.
4401 (pass_ipa_reference): Made into ipa_opt_pass.
4403 2008-08-21 Richard Guenther <rguenther@suse.de>
4405 PR tree-optimization/37181
4406 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4408 (extract_range_from_unary_expr): Likewise.
4410 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4412 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4414 * toplev.h (pedwarn_at): Likewise.
4415 * builtins.c: Update all calls to pedwarn.
4416 * c-lex.c: Likewise.
4417 * toplev.c: Likewise.
4418 * c-tree.h: Likewise.
4419 * c-decl.c: Likewise.
4420 * c-errors.c: Likewise.
4421 * c-typeck.c: Likewise.
4422 * c-common.c: Likewise.
4423 * c-parser.c: Likewise.
4425 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4428 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4429 with MODE_VECTOR_INT mode.
4431 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4434 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4435 initialized outside the current module.
4436 (warn_uninitialized_var): Ignore left-hand side when walking the
4437 trees. Ignore address expressions. Examine VUSE operands in gimple
4438 statements with a variable declaration on the right-hand side.
4440 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4443 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4445 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4448 * c-common.c (conversion_warning): Do not warn if applying bit-and
4449 operator to unsigned constant that fits in the target type.
4451 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4454 * c-common.c (conversion_warning): Do not warn for artificial
4457 2008-08-20 Richard Guenther <rguenther@suse.de>
4459 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4460 (extract_range_from_binary_expr): Fall back to constant propagation.
4461 (extract_range_from_unary_expr): Likewise.
4463 2008-08-20 Richard Guenther <rguenther@suse.de>
4465 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4466 with TREE_THIS_VOLATILE on shared nodes.
4467 (fold_stmt_r): Likewise.
4469 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4472 * c-parser.c (c_parser_attributes): For keywords use canonical
4473 spelling for attr_name.
4475 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4477 * value-prof.c (check_counter): Revert wrong call to error.
4479 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4481 * profile.c: Update calls to inform.
4482 * value-prof.c: Update calls to inform.
4484 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4486 * diagnostic.c (inform): Add an explicit location_t parameter.
4487 * toplev.h (inform): Update declaration.
4488 * builtins.c: Update all calls to inform.
4489 * c-common.c: Likewise.
4490 * c-decl.c: Likewise.
4491 * c-opts.c: Likewise.
4492 * c-pch.c: Likewise.
4493 * c-pragma.c: Likewise.
4494 * c-typeck.c: Likewise.
4495 * coverage.c: Likewise.
4497 * toplev.c: Likewise.
4498 * tree-cfg.c: Likewise.
4499 * tree-ssa.c: Likewise.
4501 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4504 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4505 V2DI mode, for SSE4.1, use movq instead of vector set if the
4506 second element is zero and inter-unit moves are OK.
4508 2008-08-20 Richard Guenther <rguenther@suse.de>
4510 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4511 properly handle conversion/copy chains after tuplification.
4513 2008-08-20 Richard Guenther <rguenther@suse.de>
4515 * passes.c (init_optimization_passes): Move the second
4516 forwprop pass before alias computation. Remove the second
4517 DCE pass. Remove the first dominator and phi copy/const
4520 2008-08-20 Nick Clifton <nickc@redhat.com>
4522 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4523 support of this feature. Do not assume that a sufficiently new
4524 assembler will support the feature regardless of the target type.
4525 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4526 * configure: Regenerate.
4528 2008-08-20 Richard Guenther <rguenther@suse.de>
4530 * tree-vrp.c (found_in_subgraph): Remove.
4531 (live): New global static.
4532 (live_on_edge): New function.
4533 (blocks_visited): Remove.
4534 (register_edge_assert_for_2): Use live_on_edge.
4535 (find_conditional_asserts): Remove code dealing with
4536 found_in_subgraph. Do not walk the CFG.
4537 (find_switch_asserts): Likewise.
4538 (find_assert_locations_1): Renamed from find_assert_locations.
4539 Move finding assert locations for conditional and switch
4540 statements first. Update live bitmap. Do not walk the CFG.
4541 (find_assert_locations): New function.
4542 (insert_range_assertions): Remove entry of CFG walk.
4543 Adjust call to find_assert_locations.
4544 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4545 that only can appear because of fake exit edges but assert we
4546 never try to insert on those.
4547 (fini_pre): Do not remove fake exit edges here...
4548 (execute_pre): ...but here, before committing edge inserts.
4550 2008-08-19 Richard Guenther <rguenther@suse.de>
4552 * passes.c (init_optimization_passes): Exchange store-ccp
4555 2008-08-19 Rafael Espíndola <espindola@google.com>
4557 * varasm.c (weak_decls): Move earlier in the file.
4558 (assemble_external): Add weak decls to the weak_decls list.
4559 (declare_weak): Don't add decls to the weak_decls list.
4561 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4564 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4565 before (sse2_shufpd_<mode>).
4567 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4570 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4571 * tree.c (block_nonartificial_location): Likewise.
4573 2008-08-19 Richard Guenther <rguenther@suse.de>
4575 PR tree-optimization/35972
4576 PR tree-optimization/23094
4577 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4579 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4580 handle MISALIGNED_INDIRECT_REF.
4581 (get_ref_from_reference_ops): New helper.
4582 (vn_reference_lookup_pieces): Walk the use-def chain using the
4583 alias-oracle if requested.
4584 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4585 walking the use-def chain.
4586 (compute_avail): But not here.
4587 (create_component_ref_by_pieces_1): Properly handle
4588 MISALIGNED_INDIRECT_REF.
4589 (do_regular_insertion): Handle fully redundant
4590 expressions after PHI-translation also for SSA_NAME values, not
4591 only constants. Correctly use edoubleprime for that.
4593 2008-08-19 Ira Rosen <irar@il.ibm.com>
4595 * tree-vectorizer.c (supportable_widening_operation): Support
4596 multi-step conversion, return the number of steps in such conversion
4597 and the required intermediate types.
4598 (supportable_narrowing_operation): Likewise.
4599 * tree-vectorizer.h (vect_pow2): New function.
4600 (supportable_widening_operation): Change argument types.
4601 (supportable_narrowing_operation): Likewise.
4602 (vectorizable_type_promotion): Add an argument.
4603 (vectorizable_type_demotion): Likewise.
4604 * tree-vect-analyze.c (vect_analyze_operations): Call
4605 vectorizable_type_promotion and vectorizable_type_demotion with
4606 additional argument.
4607 (vect_get_and_check_slp_defs): Detect patterns.
4608 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4610 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4611 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4612 according to the smallest type in the loop.
4613 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4614 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4615 supportable_widening_operation with correct arguments.
4616 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4617 operands lists according to the number of vector statements in left
4618 or right node, if exists.
4619 (vect_gen_widened_results_half): Remove unused argument.
4620 (vectorizable_conversion): Call supportable_widening_operation,
4621 supportable_narrowing_operation, and vect_gen_widened_results_half
4622 with correct arguments.
4623 (vectorizable_assignment): Change documentation, support multiple
4625 (vectorizable_operation): Likewise.
4626 (vect_get_loop_based_defs): New function.
4627 (vect_create_vectorized_demotion_stmts): Likewise.
4628 (vectorizable_type_demotion): Support loop-aware SLP and general
4629 multi-step conversion. Call vect_get_loop_based_defs and
4630 vect_create_vectorized_demotion_stmts for transformation.
4631 (vect_create_vectorized_promotion_stmts): New function.
4632 (vectorizable_type_promotion): Support loop-aware SLP and general
4633 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4635 (vectorizable_store): Change documentation, support multiple
4637 (vectorizable_load): Likewise.
4638 (vect_transform_stmt): Pass SLP_NODE to
4639 vectorizable_type_promotion and vectorizable_type_demotion.
4640 (vect_schedule_slp_instance): Move here the calculation of number
4641 of vectorized statements for each node from...
4642 (vect_schedule_slp): ... here.
4643 (vect_transform_loop): Call vect_schedule_slp without the last
4646 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4649 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4650 to == in assert statement.
4651 (vectorizable_reduction): Fix typo.
4653 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4656 * value-prof.c (check_counter): Dereference pointer to overall
4657 count when printing it.
4659 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4661 * profile.h: Really add it.
4663 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4665 * mcf.c: Really add it.
4667 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4668 Vinodha Ramasamy <vinodha@google.com>
4670 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4672 * value-prof.c (check_counter): Fix the counter if
4673 flag_profile_correction is true.
4674 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4675 tree_mod_subtract_transform):
4676 Follow check_counter parameter change.
4677 * common.opt (fprofile-correction): New option.
4679 * profile.h: Likewise.
4680 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4681 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4682 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4684 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4685 flag_profile_correction is set.
4687 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4689 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4691 2008-08-18 Tomas Bily <tbily@suse.cz>
4693 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4694 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4696 * tree-data-ref.c (split_constant_offset_1): Likewise.
4697 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4698 * tree-sra.c (sra_walk_expr): Likewise.
4699 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4700 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4701 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4702 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4704 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4705 * tree-vect-transform.c (vectorizable_type_demotion)
4706 (vectorizable_type_promotion): Likewise.
4707 * tree-inline.c (expand_call_inline):
4708 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4709 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4710 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4711 * expr.c (expand_expr_real_1): Likewise.
4712 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4713 (gimple_assign_unary_useless_conversion_p): Likewise.
4714 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4715 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4716 * fold-const.c (fold_unary): Likewise.
4717 * tree.h (CONVERT_EXPR_P): Likewise.
4718 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4719 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4721 (register_edge_assert_for_2, extract_range_from_unary_expr)
4722 (register_edge_assert_for_1): Likewise.
4724 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4726 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4727 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4728 (enum real_value_const): Delete.
4729 (get_real_const): Delete.
4730 * real.c (get_real_const): Delete.
4731 (dconst_e_ptr): Define.
4732 (dconst_third_ptr): Define.
4733 (dconst_sqrt2_ptr): Define.
4734 * builtins.c: Update all callers.
4736 2008-08-18 Richard Guenther <rguenther@suse.de>
4738 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4739 statement iterator after statement removal.
4741 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4743 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4744 (detect_processor_freebsd): Likewise.
4745 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4747 2008-08-18 Richard Guenther <rguenther@suse.de>
4749 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4750 and loads have the correct types.
4752 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4755 * c-opts.c (cpp_opts): Remove static.
4756 * c-parser.c (cpp_opts): Declare it extern.
4757 (disable_extension_diagnostics): Handle cpp options.
4758 (enable_extension_diagnostics): Likewise.
4760 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4762 * diagnostics.c (permerror_at): Rename as permerror.
4763 (permerror): Delete.
4764 * toplev.h: Likewise.
4766 2008-08-18 Richard Guenther <rguenther@suse.de>
4768 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4769 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4770 Move call_cdce before build_alias. Move copyrename2,
4771 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4772 right after final inlining.
4773 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4774 (pass_build_cfg): But instead via TODO_dump_func.
4776 2008-08-18 Richard Guenther <rguenther@suse.de>
4778 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4780 (scalarize_init): If we failed to generate some initializers
4781 do not generate zeros for not instantiated members. Instead
4782 rely on the copy out.
4783 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4784 about missing flow-sensitive alias info only if we have
4787 2008-08-17 Nick Clifton <nickc@redhat.com>
4789 * doc/extend.texi (Function Attributes): Fix typo in description
4790 if hot function attribute.
4792 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4793 Richard Sandiford <rdsandiford@googlemail.com>
4795 * doc/install.texi (--with-mips-plt): Document.
4796 * doc/invoke.texi (-mplt, -mno-plt): Document.
4797 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4798 and handle ${with_mips_plt}.
4799 * config/mips/mips.opt (mplt): New option.
4800 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4801 (TARGET_ABICALLS_PIC2): Likewise.
4802 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4803 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4804 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4805 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4806 to decide whether to output ".option picX" directives.
4807 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4808 Pass -call_nonpic rather than -KPIC for -mplt.
4809 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4810 on the command line. Also remove it when -mabi=64 is used without
4812 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4813 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4814 TARGET_ABICALLS_PIC0.
4815 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4817 (mips16_build_function_stub): Only output ".option pic" directives
4818 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4819 (mips16_build_call_stub): Fix comment and remove redundant
4820 ".set at"/"set .noat" directives.
4821 (mips_function_rodata_section): Use the default behaviour for
4822 TARGET_ABSOLUTE_ABICALLS.
4823 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4824 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4825 (mips_restore_gp): Do nothing if the current function doesn't use
4827 (mips_expand_prologue): Only save $gp if the current function uses it.
4828 Use a normal move for TARGET_ABICALLS_PIC0.
4829 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4831 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4833 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4834 of function when handling GLOBAL_POINTER_REGNUM.
4836 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4839 * common.opt (-fstack-check): Do not declare the variable here.
4840 (-fstack-check=): New option variant.
4841 * doc/invoke.texi (Code Gen Options): Document it.
4842 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4843 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4844 (STACK_CHECK_STATIC_BUILTIN): New macro.
4845 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4846 * opts.c: Include expr.h.
4847 (common_handle_option) <OPT_fold_stack_check_>: New case.
4848 <OPT_fstack_check>: Likewise.
4849 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4850 consistently in the test for variable-sized types. Adjust for
4851 new behaviour of flag_stack_check.
4852 * explow.c: Include except.h.
4853 (allocate_dynamic_stack_space): Do not take into account
4854 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4855 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4856 for variable-sized parameters. Treat all parameters whose size is
4857 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4858 stack checking is enabled.
4859 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4860 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4861 if generic stack checking is enabled.
4862 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4863 * reload1.c (reload): Likewise.
4864 * stmt.c (expand_decl): Assert that all automatic variables have
4865 fixed size at this point and remove dead code.
4866 * flags.h (stack_check_type): New enumeration type.
4867 (flag_stack_check): Declare.
4868 * toplev.c (flag_stack_check): New global variable.
4869 * Makefile.in (opts.o): Add dependency on EXPR_H.
4870 (explow.o): Add dependency on except.h.
4872 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4874 * config/avr/avr.c (avr_override_options): Reduce value of
4875 PARAM_INLINE_CALL_COST.
4877 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4879 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4880 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4881 lieu of TYPE_MODE (type) throughout.
4883 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4885 * config/arm/arm.c (add_minipool_backward_ref): Check for
4886 8-byte-aligned entries in second case of forcing insertion after a
4887 particular entry. Change third case to avoid inserting
4888 non-8-byte-aligned entries before 8-byte-aligned ones.
4890 2008-08-15 Richard Guenther <rguenther@suse.de>
4892 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4893 strip components for unknown size accesses.
4895 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4897 * config/s390/2097.md New file.
4898 * config/s390/s390.md ("z10prop" attribute): Define none,
4899 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4900 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4901 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4902 possible values and apply them to insns as appropriate.
4903 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4904 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4905 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4906 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
4907 ("bfp" mode attribute): Removed. Every occurence replaced
4909 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4910 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4913 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4916 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4919 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4921 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4922 additional argument. Support reduction when duplication is needed due
4923 to data-types of different sizes in the loop.
4924 (get_initial_def_for_induction): Fix printout.
4925 (vect_get_vec_def_for_stmt_copy): Support case where the
4926 vec_stmt_for_operand is a phi node.
4927 (vectorizable_reduction): Support reduction when duplication is needed
4928 due to data-types of different sizes in the loop.
4929 (vectorizable_call): Remove restriction to not vectorize in case we
4930 have data-types of different sizes in the loop.
4931 (vectorizable_conversion): Likewise.
4932 (vectorizable_operation): Likewise.
4933 (vectorizable_type_demotion): Likewise.
4934 (vectorizable_type_promotion): Likewise.
4935 (vectorizable_induction): Add restriction to not vectorize in case
4936 we have data-types of different sizes in the loop.
4938 2008-08-14 Christophe Saout <christophe@saout.de>
4939 Uros Bizjak <ubizjak@gmail.com>
4942 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4943 (*vec_concatv2di_rex64_sse4_1): Ditto.
4944 (*vec_concatv2di_rex64_sse): Ditto.
4946 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4949 * fold-const.c (fold_widened_comparison): Do not allow
4950 sign changes that change the result even if shorter type
4951 is wider than arg1_unw's type.
4953 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4955 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4956 Skip if the multilib testing specifies -march that does not
4957 agree with the one specified in the testcase.
4959 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4961 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4962 zero extend SImode values being converted to TFmode before passing
4965 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4967 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4968 __PPU__ when targeting the Cell/B.E. PPU processor.
4970 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4972 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4973 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4974 Rematerialize the static chain, if any.
4975 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4978 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4980 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4981 (new_loc_descr): Likewise.
4982 (add_loc_descr): Likewise.
4983 (size_of_loc_descr): Likewise.
4984 (size_of_locs): Likewise.
4985 (output_loc_operands): Likewise.
4986 (output_loc_sequence): Likewise.
4987 (new_reg_loc_descr): New.
4988 (build_cfa_loc): Use it.
4989 (build_cfa_aligned_loc): Likewise.
4990 (one_reg_loc_descriptor): Likewise.
4991 (based_loc_descr): Likewise.
4993 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4996 * doc/invoke.texi (Wmain): Update.
4997 * c-decl.c (start_decl): warn_main is only 0 or 1.
4998 (start_function): Likewise. Fix formatting.
4999 (finish_function): Delete redundant warning.
5000 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5001 * c-opts (c_common_handle_option): -Wall only has effect if
5002 warn_main is uninitialized. OPT_Wmain is automatically
5003 handled. -pedantic also enables Wmain.
5004 (c_common_post_options): Handle all logic for Wmain here.
5005 * c-common.c (warn_main): Delete.
5006 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5007 * c-common.h (warn_main): Delete.
5009 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5012 * expr.c (emit_group_store): Allocate stack temp with the
5013 largest alignment when copying from register to stack.
5015 2008-08-13 Richard Guenther <rguenther@suse.de>
5017 * tree.h (maybe_fold_offset_to_address): Declare.
5018 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5019 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5020 Likewise for POINTER_PLUS_EXPR.
5021 (maybe_fold_offset_to_reference): Enable disabled code.
5022 (maybe_fold_offset_to_address): New function.
5023 (fold_stmt_r): Use it.
5024 (fold_gimple_assign): Likewise.
5025 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5026 (gimplify_expr): Likewise.
5028 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5030 * toplev.h (pedwarn_at): Fix declaration.
5032 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5034 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5035 LINK_SPEC): Use %R in -Y P argument.
5037 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5040 * diagnostic.c (pedwarn_at): New.
5041 * toplev.h (pedwarn_at): Declare.
5042 * c-tree.h (build_enumerator): Update declaration.
5043 * c-decl.c (finish_enum): Update comment.
5044 (build_enumerator): Take a location parameter. Give a pedwarn but do
5045 not perform any conversion.
5046 * c-parser.c (c_parser_enum_specifier): Set correct location for
5049 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5052 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5053 expressions except for conversions to signed:1 bitfields. Handle
5054 COND_EXPR with constant operands.
5056 2008-08-13 Richard Guenther <rguenther@suse.de>
5058 PR tree-optimization/15255
5059 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5060 (struct oecount_s): New struct and VEC types.
5062 (oecount_hash): New function.
5063 (oecount_eq): Likewise.
5064 (oecount_cmp): Likewise.
5065 (zero_one_operation): New function.
5066 (build_and_add_sum): Likewise.
5067 (undistribute_ops_list): Perform un-distribution of multiplication
5068 and division on the chain of summands.
5069 (should_break_up_subtract): Also break up subtracts for factors.
5070 (reassociate_bb): Delete dead visited statements.
5071 Call undistribute_ops_list. Re-sort and optimize if it did something.
5072 * passes.c (init_optimization_passes): Move DSE before
5074 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5077 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5079 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5081 * doc/invoke.texi: Revert unintended checkin.
5083 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5086 * gcc.c (include_spec_function): Tweak call to find_a_file.
5088 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5091 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5092 and TRUTH_ORIF_EXPR.
5093 * dojump.c (do_jump): Likewise.
5095 PR tree-optimization/37084
5096 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5097 if id->regimplify, don't assume stmt is a cast assignment.
5099 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5101 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5103 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5106 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5109 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5111 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5112 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5114 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5115 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5116 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5117 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5118 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5120 * doc/tm.texi (Storage Layout): Remove documentation for
5121 TARGET_FLOAT_FORMAT.
5123 * simplify-rtx.c (simplify_binary_operation_1): Replace
5124 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5126 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5128 * real.h (struct real_format): New member has_sign_dependent_rounding.
5129 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5130 spu_single_format, ieee_double_format, mips_double_format,
5131 motorola_double_format, ieee_extended_motorola_format,
5132 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5133 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5134 mips_extended_format, ieee_quad_format, mips_quad_format,
5135 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5136 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5138 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5139 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5140 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5141 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5142 (ROUND_TOWARDS_ZERO): Likewise.
5144 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5145 (FLOAT_MODE_FORMAT): New macro.
5146 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5147 (MODE_COMPOSITE_P): ... this new macro.
5148 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5149 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5150 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5152 * flags.h: Include "real.h".
5154 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5155 REAL_MODE_FORMAT_COMPOSITE_P.
5156 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5158 * doc/tm.texi (Storage Layout): Remove documentation of
5159 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5160 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5161 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5162 they only apply to libgcc2.a.
5164 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5166 * config/spu/float_disf.c: New file.
5167 * config/spu/float_unsdisf.c: New file.
5168 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
5169 (LIB2FUNCS_EXCLUDE): Define.
5171 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5172 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5174 * real.h (struct real_format): New member round_towards_zero.
5175 * real.c (round_for_format): Respect fmt->round_towards_zero.
5176 (ieee_single_format, mips_single_format, motorola_single_format,
5177 spu_single_format, ieee_double_format, mips_double_format,
5178 motorola_double_format, ieee_extended_motorola_format,
5179 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5180 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5181 mips_extended_format, ieee_quad_format, mips_quad_format,
5182 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5183 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5185 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
5186 real_format to choose rounding mode when calling MPFR functions.
5187 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
5188 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
5190 * real.h (real_to_decimal_for_mode): Add prototype.
5191 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
5192 Respect target rounding mode when generating decimal representation.
5193 (real_to_decimal): New stub for backwards compatibility.
5194 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
5195 real_to_decimal_for_mode instead of real_to_decimal.
5197 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
5199 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5200 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5202 * real.c (spu_single_format): New variable.
5203 * real.h (spu_single_format): Declare.
5205 * config/spu/spu.c (spu_override_options): Install SFmode format.
5206 (spu_split_immediate): Use integer mode to operate on pieces of
5207 floating-point values in all cases.
5209 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5210 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5211 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5213 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5215 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5217 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5219 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5221 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5224 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5225 on the VAR_DECL instead of TYPE_READONLY on its type.
5227 2008-08-12 Ira Rosen <irar@il.ibm.com>
5229 * tree-vectorizer.c: Depend on langhooks.h.
5230 (supportable_widening_operation): Add two arguments. Support double
5232 (supportable_narrowing_operation): Likewise.
5233 * tree-vectorizer.h (supportable_widening_operation): Add two
5235 (supportable_narrowing_operation): Likewise.
5236 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
5237 supportable_widening_operation with correct arguments.
5238 * tree-vect-transform.c (vectorizable_conversion): Likewise.
5239 (vectorizable_type_demotion): Support double type conversions.
5240 (vectorizable_type_promotion): Likewise.
5241 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
5243 2008-08-11 Michael Matz <matz@suse.de>
5245 * i386/i386.c (override_options): Move initialisation from
5246 flag_schedule_insns_after_reload to here from ...
5247 (optimization_options): ... here.
5249 2008-08-11 Jakub Jelinek <jakub@redhat.com>
5251 PR rtl-optimization/36998
5252 * dwarf2out.c (compute_barrier_args_size_1,
5253 compute_barrier_args_size): Temporarily remove assertions.
5255 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5258 * tree-ssa.c (struct walk_data): Add new flag
5259 warn_possibly_uninitialized.
5260 (warn_uninitialized_var): Use it.
5261 (warn_uninitialized_vars): New.
5262 (execute_early_warn_uninitialized): Call it.
5263 (execute_late_warn_uninitialized): Likewise.
5265 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5268 * reload1.c (gen_reload): Guard calls to get_secondary_mem
5271 2008-08-09 Jan Hubicka <jh@suse.cz>
5274 * optabs.c (maybe_emit_unop_insn): Remove produced code if
5276 (expand_fix): Be prepared for expansion to fail.
5277 (expand_sfix_optab): Remove instructions if expansion failed.
5279 2008-08-09 Anatoly Sokolov <aesok@post.ru>
5281 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
5283 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
5284 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5286 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5288 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
5289 mips/t-libgcc-mips16 to tmake_file.
5290 * config/mips/mips-protos.h (mips_call_type): New enum.
5291 (mips_pic_base_register, mips_got_load): Declare.
5292 (mips_restore_gp): Take an rtx argument.
5293 (mips_use_pic_fn_addr_reg_p): Declare.
5294 (mips_expand_call): Replace the sibcall_p argument with
5295 a mips_call_type argument. Add a lazy_p parameter.
5296 (mips_split_call): Declare.
5297 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
5298 (MIPS16_PIC_TEMP): Likewise.
5299 (reg_class): Delete M16_NA_REGS.
5300 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5301 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
5302 (mips_split_hi_p): Declare.
5303 * config/mips/mips.c (mips_split_hi_p): New array.
5304 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
5305 (mips_got_symbol_type_p): New function.
5306 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
5307 (mips16_stub_function_p): New function.
5308 (mips16_local_function_p): Likewise.
5309 (mips_use_pic_fn_addr_reg_p): Likewise.
5310 (mips_cannot_force_const_mem): Return false for HIGHs.
5311 Extend CONST_INT and symbolic handling to MIPS16, using
5312 mips_symbol_insns to check that the base symbol type is a
5313 legitimate constant. Reject GOT-based constants if
5314 TARGET_MIPS16_PCREL_LOADS.
5315 (mips_const_insns): Check targetm.cannot_force_const_mem when
5316 decomposing a symbolic base and a large offset.
5317 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
5318 When calling a function that needs $25 from MIPS16 code,
5319 move the target address into $25 separately and add a USE
5321 (mips16_gp_pseudo_reg): Insert the initializer immediately
5322 before the first real insn.
5323 (mips_pic_base_register, mips_got_load): New functions.
5324 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
5325 parameter to LOW_OUT. Say that it can be any valid SET_SRC
5326 when splitting a load-address operation. Split SYMBOL_GOT_DISP
5327 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
5328 (mips_call_tls_get_addr): Update the call to mips_expand_call,
5329 also passing NULL_RTX rather than const0_rtx as the aux argument.
5330 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
5331 instead of TARGET_EXPLICIT_RELOCS.
5332 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
5333 (mips_load_call_address): Replace the sibcall_p argument with
5334 a mips_call_type argument. Use mips_got_load.
5335 (mips16_local_alias): New structure.
5336 (mips16_local_aliases): New variable.
5337 (mips16_local_aliases_hash): New function.
5338 (mips16_local_aliases_eq): Likewise.
5339 (mips16_local_alias): Likewise.
5340 (mips16_stub_function): Likewise.
5341 (mips16_build_function_stub): Create a local alias for the target
5342 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
5343 .cpload directive and an R_MIPS_NONE relocation for the target
5344 function, then load the alias rather than the function itself.
5345 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
5346 (mips16_copy_fpr_return_value): Use mips16_stub_function and
5347 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
5348 (mips16_build_call_stub): Replace the FN parameter with an
5349 FN_PTR parameter. Force the address into a register if it
5350 isn't a call_insn_operand; don't rely on the caller to do this.
5351 If a call to a locally-defined and locally-binding MIPS16
5352 function must be made indirectly, redirect the call to the
5353 function's local alias. Use mips16_stub_function_p,
5354 mips16_stub_function, mips_expand_call and use_reg.
5355 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
5356 Use explicit %hi and %lo accesses where possible.
5357 Use MIPS_CALL to generate the correct code form of a
5358 jal instruction. Add clobbers of $18 instead of uses.
5359 Update the call to mips_emit_call_insn.
5360 (mips_expand_call): Replace the SIBCALL_P argument with a
5361 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
5362 Take a LAZY_P parameter. Call mips16_build_call_stub first,
5363 allowing it to modify the call address. Update the calls to
5364 mips_load_call_address and mips_emit_call_insn.
5365 (mips_split_call): New function.
5366 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
5367 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
5368 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
5369 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
5370 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
5372 (mips_cprestore_slot): New function.
5373 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
5374 and use mips_cprestore_slot.
5375 (mips_output_function_prologue): Handle TARGET_MIPS16 for
5377 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
5378 then use a copygp_mips16 instruction to set up $28.
5379 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
5380 (mips16_lay_out_constants): Call split_all_insns_noflow.
5381 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
5382 false if TARGET_MIPS16.
5383 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
5384 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
5385 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
5386 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
5387 MIPS16 code. Allow MIPS16 o32 PIC.
5388 (mips_override_options): Allow MIPS16 o32 PIC.
5389 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
5390 after reload if TARGET_USE_GOT.
5391 (UNSPEC_COPYGP): New constant.
5392 (length): Use a default length of 8 for MIPS16 GOT loads.
5393 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5394 (*got_page<mode>): Check mips_split_hi_p.
5395 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5396 (unspec_got<mode>, unspec_call<mode>): New expanders.
5397 (load_got<mode>, load_call<mode>): Remove the length attributes.
5398 Use a got attribute instead of a type attribute.
5399 (copygp_mips16): New insn.
5400 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5401 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5402 (sibcall, sibcall_value, call, call_value): Update the calls
5403 to mips_expand_call.
5404 (call_internal, call_value_internal): Use mips_split_call.
5405 (call_value_multiple_internal): Likewise.
5406 (call_split): Move after call_internal (the insn it is split from).
5407 (call_internal_direct, call_value_internal_direct): Turn into
5408 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5409 (call_direct_split, call_value_direct_split): New patterns.
5410 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5411 and use M16_REGS instead of M16_NA_REGS.
5412 * config/mips/predicates.md (const_call_insn_operand): Replace
5413 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5414 mips_use_pic_fn_addr_reg_p check.
5415 (move_operand): Reject HIGHs if mips_split_hi_p.
5416 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5417 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5418 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5419 * config/mips/libgcc-mips16.ver: New file.
5420 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5421 $(srcdir)/config/mips/libgcc-mips16.ver.
5423 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5425 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
5426 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5427 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5428 (mips16_cfun_returns_in_fpr_p): Likewise.
5430 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5432 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5433 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5434 rather than 4 to PC.
5436 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5438 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5439 (FUNCTION_PROFILER): Save the static chain pointer into $2
5440 beforehand and restore it aftewards.
5441 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5442 address directly into $25 and call the function through $25;
5443 do not clobber $3. Pad the DImode version to cover the space
5444 left by the deleted $25 <- $3 move.
5445 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5446 the removal of the $25 <- $3 move.
5447 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5448 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5450 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5451 Daniel Jacobowitz <dan@codesourcery.com>
5453 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5454 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5455 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5456 * config/mips/mips.c (mips_start_function_definition): New function.
5457 (mips_end_function_definition): Likewise.
5458 (mips_output_function_prologue): Use mips_start_function_definition.
5459 (mips_output_function_epilogue): Use mips_end_function_definition.
5460 (build_mips16_function_stub): Use mips_start_function_definition
5461 and mips_end_function_definition.
5462 (build_mips16_call_stub): Likewise.
5464 2008-08-09 Richard Guenther <rguenther@suse.de>
5466 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5467 * gimple.h (gimple_call_fn): Adjust comment.
5468 (gimple_call_set_fndecl): New function.
5469 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5470 longer having bare FUNCTION_DECL operand.
5471 (gimple_call_return_type): Likewise.
5472 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5474 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5475 (gimple_mod_pow2): Likewise.
5476 (gimple_mod_subtract): Likewise.
5477 (gimple_ic): Likewise.
5478 (gimple_stringop_fixed_value): Likewise.
5479 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5480 longer having bare FUNCTION_DECL operand.
5481 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5482 * omp-low.c (optimize_omp_library_calls): Likewise.
5483 * cgraphunit.c (update_call_expr): Likewise.
5484 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5485 (execute_convert_to_rsqrt): Likewise.
5486 * cfgexpand.c (gimple_to_tree): Simplify.
5487 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5488 bare FUNCTION_DECL operand.
5489 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5490 (convert_gimple_call): Use gimple_call_fndecl.
5491 * c-common.c (c_warn_unused_result): Likewise.
5493 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5496 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5497 (c_finish_return): Likewise.
5498 (c_start_case): Likewise.
5499 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
5500 * c-parser.c (c_parser_condition): New. Call
5501 verify_sequence_points.
5502 (c_parser_paren_condition): Call c_parser_condition.
5503 (c_parser_for_statement): Call c_parser_condition.
5505 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5508 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5509 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5510 Moved from diagnostic.h
5511 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5513 (emit_diagnostic): New.
5514 (warning0, pedwarn0): Delete.
5515 (warning, warning_at, pedwarn, permerror): Return bool.
5516 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5517 Moved to diagnostic.c.
5518 (struct diagnostic_context): Use correct type for
5519 classify_diagnostic.
5520 (diagnostic_report_diagnostic): Update declaration.
5521 (emit_diagnostic): Declare.
5522 * errors.c (warning): Return bool.
5523 * errors.h (warning): Update declaration.
5524 * toplev.h (warning0, pedwarn0): Delete.
5525 (warning, warning_at, pedwarn, permerror): Return bool.
5526 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5527 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5528 inform. Update all calls.
5529 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5530 before giving informative note.
5531 (implicit_decl_warning): Likewise.
5532 * c-typeck.c (build_function_call): Likewise.
5533 * tree-sssa.c (warn_uninit): Likewise.
5534 * builtins.c (gimplify_va_arg_expr): Likewise.
5536 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5539 * doc/invoke.texi (-Wextra): Move warning from here...
5540 (-Wuninitialized): ... to here.
5542 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5545 * flags.h (set_Wunused): Delete
5546 * toplev.c (process_options): Handle Wunused flags here.
5547 * opts.c (maybe_warn_unused_parameter): Delete.
5548 (common_handle_option): Replace set_Wunused by warn_unused.
5549 (set_Wextra): Do not handle Wunused-parameter here.
5550 (set_Wunused): Delete.
5551 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5553 * common.opt (Wunused): Add Var and Init.
5554 (Wunused-function): Likewise.
5555 (Wunused-label): Likewise.
5556 (Wunused-parameter): Likewise.
5557 (Wunused-value): Likewise.
5558 (Wunused-variable): Likewise.
5560 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5562 * doc/invoke.texi: Add cpu_type power7.
5563 * config.in (HAVE_AS_VSX): New.
5564 * config.gcc: Add cpu_type power7.
5565 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5567 * configure: Regenerate.
5568 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5570 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5571 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5572 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5574 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5576 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5577 type to vectorize.builtin_conversion.
5578 (vectorizable_conversion): Likewise.
5579 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5580 integral type as input.
5581 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5583 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5584 and ALTIVEC_BUILTIN_VCTSXS.
5585 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5588 2008-08-08 Richard Guenther <rguenther@suse.de>
5590 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5591 (surely_varying_stmt_p): Calls are varying only if they are
5592 non-builtin and not indirect or have no result.
5593 (ccp_fold): Re-instantiate code before the tuples merge.
5595 2008-08-08 Richard Guenther <rguenther@suse.de>
5597 PR tree-optimization/37056
5598 * gimple.h (gimple_assign_rhs_class): New helper function.
5599 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5600 unary operations properly.
5602 2008-08-07 Jan Hubicka <jh@suse.cz>
5604 * i386.h (ix86_size_cost): Declare.
5605 (ix86_cur_cost): New function macro.
5606 * i386.md (peepholes expanding size and splitters): Predicate by
5607 optimize_insn_for_speed_p.
5608 (peepholes reduce size and splitters): Predicate by
5609 optimize_insn_for_size_p.
5610 * i386.c (ix86_size_cost): Rename from ...
5611 (size_cost): This one.
5612 (override_options): Update.
5613 (decide_alg): Likewise.
5614 (ix86_expand_clear): Use RTL profile.
5615 (ix86_pad_returns): Use RTL profile.
5617 2008-08-07 Jan Hubicka <jh@suse.cz>
5619 * recog.c (split_all_insns): Set RTL profile
5620 (peephole2_optimize): Likewise.
5621 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5622 * combine.c (combine_instructions): Likewise.
5624 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5626 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5628 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5630 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5631 value in a6 after the set_frame_ptr insn.
5633 2008-08-07 Richard Henderson <rth@redhat.com>
5636 * gcc.c (cpp_options): Pass along -g*.
5638 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5640 * config/arm/arm.c (output_move_neon): Update comment describing
5641 big-endian vector layout.
5642 (arm_assemble_integer): Do not handle big-endian NEON vectors
5644 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5645 neon_vget_lane<mode>_sext_internal,
5646 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5647 element indices for big-endian.
5649 2008-08-07 Richard Henderson <rth@redhat.com>
5651 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5652 * configure, config.in: Rebuild.
5653 * debug.h (dwarf2out_do_cfi_asm): Declare.
5654 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5655 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5656 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5657 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5659 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5661 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5662 movv2si_internal): Combine into mov<mode>_internal.
5663 (movv2si_internal_2): Remove.
5665 2008-08-07 Jan Hubicka <jh@suse.cz>
5668 * i386.md (single stringop patterns): Enable unconditionally.
5670 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5673 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
5675 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5676 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5678 * config/i386/sse.md (sse2_movq128): New.
5680 * doc/extend.texi: Document __builtin_ia32_movq128.
5682 2008-08-07 Richard Guenther <rguenther@suse.de>
5685 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5686 pointers can access anything.
5688 2008-08-06 Jan Hubicka <jh@suse.cz>
5690 * optabs.c (emit_unop_insn): Break out to ...
5691 (maybe_emit_unop_insn): ... this one.
5692 (expand_sfix_optab): Use maybe variant.
5693 * optabs.h (maybe_emit_unop_insn): Declare.
5695 * i386.md (mov0 patterns): Enable by default.
5696 (FP conversion expanders): Disable expansion of code expanding
5697 sequences when instruction should be optimized for size.
5698 (single strinop patterns): Enable when optimizing for size.
5699 (string expanders): Disable expanding of code expanding sequences
5700 when optimizning instruction for size.
5701 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5703 (ix86_fp_comparison_sahf_cost): Likewise.
5704 (ix86_expand_branch): Likewise.
5705 (ix86_expand_ashl_const): Likewise.
5706 (ix86_split_ashl): Likewise.
5707 (ix86_expand_strlen): Likewise.
5708 (ix86_emit_fp_unordered_jump): Likewie.
5710 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5712 * c-common.c: Fix typo.
5713 (c_common_reswords): Activate more C++ keyword warnings.
5715 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5717 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5720 * diagnostic.c (permerror_at): New.
5721 * toplev.h (permerror_at): Declare.
5723 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5724 Ira Rosen <irar@il.ibm.com>
5726 * tree-vect-transform.c (vect_model_simple_cost): Return
5727 immediately if stmt is pure SLP.
5728 (vect_model_store_cost): Ditto.
5729 (vect_model_load_cost): Ditto.
5730 (vectorizable_store): Remove PURE_SLP check before call
5731 to vect_model_store_cost.
5732 (vect_model_store_cost): When checking whether stmt describe
5733 strided access, add a check that it is not slp_node.
5735 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5738 * c-common.c (warn_for_sign_compare): New. Handle separately the
5739 case that 'constant' is zero.
5740 * c-typeck.c (build_binary_op): Move code to c-common.c
5742 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5744 * config/alpha/alpha.c (alpha_preferred_reload_class,
5745 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5746 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5747 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5748 * config/arm/arm.md: Likewise.
5749 * config/avr/avr-protos.h (preferred_reload_class,
5750 test_hard_reg_class, avr_simplify_comparison_p,
5751 out_shift_with_cnt, class_max_nregs): Likewise.
5752 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5753 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5754 preferred_reload_class, test_hard_reg_class): Likewise.
5755 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5756 bfin_memory_move_cost, bfin_secondary_reload,
5757 bfin_output_mi_thunk): Likewise.
5758 * config/crx/crx.c (crx_secondary_reload_class,
5759 crx_memory_move_cost): Likewise.
5760 * config/frv/frv-protos.h (frv_secondary_reload_class,
5761 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5762 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5763 frv_secondary_reload_class, frv_class_likely_spilled_p,
5764 frv_class_max_nregs): Likewise.
5765 * config/h8300/h8300.c (h8300_classify_operand,
5766 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5768 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5769 * config/ia64/ia64.c (ia64_preferred_reload_class,
5770 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5771 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5772 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5774 * config/m68hc11/m68hc11.c (preferred_reload_class,
5775 m68hc11_memory_move_cost): Likewise.
5776 * config/mcore/mcore.c (mcore_secondary_reload_class,
5777 mcore_reload_class): Likewise.
5778 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5779 mips_class_max_nregs, mips_cannot_change_mode_class,
5780 mips_preferred_reload_class, mips_secondary_reload_class,
5781 mips_output_mi_thunk): Likewise.
5782 * config/mmix/mmix.c (mmix_preferred_reload_class,
5783 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5785 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5787 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5788 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5789 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5790 * config/rs6000/rs6000.c (paired_expand_vector_init,
5791 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5792 compare_section_name, rs6000_memory_move_cost): Likewise.
5793 * config/s390/s390.c (s390_emit_compare_and_swap,
5794 s390_preferred_reload_class, s390_secondary_reload,
5795 legitimize_pic_address, legitimize_tls_address,
5796 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5797 s390_class_max_nregs): Likewise.
5798 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5799 * config/s390/s390.md: Likewise.
5800 * config/score/score-protos.h (score_secondary_reload_class,
5801 score_preferred_reload_class): Likewise.
5802 * config/score/score.c (score_preferred_reload_class,
5803 score_secondary_reload_class): Likewise.
5804 * config/score/score3.c (score3_output_mi_thunk,
5805 score3_preferred_reload_class, score3_secondary_reload_class,
5806 score3_hard_regno_mode_ok): Likewise.
5807 * config/score/score3.h (score3_preferred_reload_class,
5808 score3_secondary_reload_class): Likewise.
5809 * config/score/score7.c (score7_output_mi_thunk,
5810 score7_preferred_reload_class, score7_secondary_reload_class,
5811 score7_hard_regno_mode_ok): Likewise.
5812 * config/score/score7.h (score7_preferred_reload_class,
5813 score7_secondary_reload_class): Likewise.
5814 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5815 output_branchy_insn, add_constant, gen_block_redirect,
5816 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5817 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
5818 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5819 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5820 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5821 xstormy16_preferred_reload_class): Likewise.
5822 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5823 xtensa_expand_atomic, override_options,
5824 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5826 * reorg.c (try_merge_delay_insns): Likewise.
5827 * tree.c (merge_dllimport_decl_attributes): Likewise.
5829 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5831 2008-08-06 Michael Matz <matz@suse.de>
5833 * Makefile.in (write_entries_to_file): Quote words.
5834 * gengtype.c: (read_input_line): Skip over leading white-space.
5836 2008-08-06 Marc Gauthier <marc@tensilica.com>
5838 * config.gcc: Match more processor names for Xtensa.
5839 * configure.ac: Likewise.
5840 * doc/install.texi (Specific): Likewise.
5841 * configure: Regenerate.
5843 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5845 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5846 * calls.c (avoid_likely_spilled_reg): Likewise.
5847 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5848 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5849 * config/i386/i386.c (ix86_expand_special_args_builtin,
5850 ix86_secondary_reload): Likewise.
5851 * except.c (struct eh_region, gen_eh_region_catch,
5852 remove_unreachable_regions, duplicate_eh_regions,
5853 assign_filter_values, build_post_landing_pads,
5854 sjlj_find_directly_reachable_regions, remove_eh_handler,
5855 reachable_next_level, foreach_reachable_handler,
5856 can_throw_internal_1, can_throw_external_1,
5857 collect_one_action_chain): Likewise.
5858 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5859 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5860 * function.c (update_temp_slot_address, instantiate_new_reg,
5861 instantiate_virtual_regs_in_rtx,
5862 instantiate_virtual_regs_in_insn): Likewise.
5863 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5864 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5865 gimplify_cleanup_point_expr): Likewise.
5866 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5867 * passes.c (next_pass_1): Likewise.
5868 * print-tree.c (print_node_brief, print_node): Likewise.
5869 * profile.c (branch_prob): Likewise.
5870 * tree-dump.c (dump_register): Likewise.
5871 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5873 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5874 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5875 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5876 copy_arguments_for_versioning, copy_static_chain): Likewise.
5877 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5878 add_new_name_mapping, register_new_name_mapping): Likewise.
5879 * tree-mudflap.c (mf_xform_derefs): Likewise.
5880 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5881 get_init_expr, combine_chains): Likewise.
5882 * tree-pretty-print.c (dump_generic_node): Likewise.
5883 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5884 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5885 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5886 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5888 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5891 * calls.c (expand_call): Use the biggest preferred stack
5894 2008-08-06 Michael Matz <matz@suse.de>
5897 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5898 for reused reload, instead of overwriting them.
5900 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5903 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5904 for incoming stack boundary.
5906 * function.c (assign_parm_find_entry_rtl): Update
5907 parm_stack_boundary.
5909 * function.h (rtl_data): Add parm_stack_boundary.
5911 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5912 parm_stack_boundary for incoming stack boundary.
5914 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5916 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5917 for unrepresentable subregs or treat them as equal to other regs
5918 or subregs with the same register number.
5920 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5923 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5926 2008-08-06 Jan Hubicka <jh@suse.cz>
5928 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5929 frequencies might be hot.
5931 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5933 * reload.c (find_reloads): Force constants into literal pool
5934 also if they are wrapped in a SUBREG.
5936 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5939 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5940 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5941 Don't allow predicated instructions for data speculation.
5942 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5945 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5947 * haifa-sched.c (extend_global): Split to extend_global_data and
5948 extend_region_data. Update all uses.
5949 (extend_all): Rename to extend_block_data.
5951 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5953 * sched-rgn.c (new_ready): Check if instruction can be
5954 speculatively scheduled before attempting speculation.
5955 (debug_rgn_dependencies): Remove wrongful assert.
5957 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5959 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5961 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5963 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5964 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5965 va_size, and type_size.
5967 2008-08-04 Jason Merrill <jason@redhat.com>
5970 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5971 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5973 2008-08-05 Richard Henderson <rth@redhat.com>
5975 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5976 * configure: Rebuild.
5978 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5981 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5982 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5985 2008-08-05 Richard Henderson <rth@redhat.com>
5987 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5988 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5989 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5990 * common.opt (fdwarf2-cfi-asm): New.
5991 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5992 * config.in, configure: Rebuild.
5993 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5994 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5995 (dw2_force_const_mem): Externalize.
5996 * dwarf2asm.h: Update.
5997 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5998 generate a real label.
5999 (output_cfi_directive): New.
6000 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6001 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6002 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6004 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6005 (output_loc_operands_raw, output_loc_sequence_raw): New.
6006 (output_cfa_loc_raw): New.
6008 2008-08-05 Paul Brook <paul@codesourcery.com>
6010 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6011 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6012 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6013 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6014 * config/arm/arm.h (TARGET_VFPD32): Define.
6015 (TARGET_VFP3): Use TARGET_VFPD32.
6016 (fputype): Add FPUTYPE_VFP3D16.
6017 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6018 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6019 * config/arm/arm-cores.def: Add cortex-r4f.
6020 * config/arm/arm-tune.md: Regenerate.
6022 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6024 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6025 Reword some comments throughout the file.
6027 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6028 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6029 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
6030 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
6032 (MFC_START_ENABLE): Remove PPU-only define.
6033 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6034 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6036 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6037 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6038 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6039 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6040 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6041 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6042 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6044 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6045 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6046 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6047 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6049 (spu_read_machine_status): Fix typo.
6051 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6053 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6054 SUBREG of multi-word hard register.
6055 * config/spu/spu.c (valid_subreg): Likewise.
6056 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6058 2008-08-04 Richard Guenther <rguenther@suse.de>
6060 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6061 the candidate with the stripped base if that base is different
6062 from the original base even for offset zero.
6064 2008-08-04 Richard Guenther <rguenther@suse.de>
6067 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6068 check for no_overflow.
6070 2008-08-04 Richard Guenther <rguenther@suse.de>
6072 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6074 2008-08-04 Paul Brook <paul@codesourcery.com>
6076 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6077 (arm_order_regs_for_local_alloc): New function.
6078 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6080 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6082 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6085 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6086 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6087 (ix86_expand_epilogue): Likewise.
6089 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6091 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6094 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6096 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6097 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6098 (*movv2sf_internal_rex64): Ditto.
6100 2008-08-03 Jan Hubicka <jh@suse.cz>
6102 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6103 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6104 * expmed.c (expand_smod_pow2): Likewise.
6106 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6109 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6110 alternative 0 of operand 1.
6111 (*vec_concatv2di_rex64_sse): Ditto.
6112 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6114 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6115 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6116 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6117 (*movv2sf_internal_rex64): Ditto.
6119 2008-08-02 Richard Guenther <rguenther@suse.de>
6122 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6123 (ssedoublesizemode): New mode attribute.
6124 (sse_shufps): Call gen_sse_shufps_v4sf.
6125 (sse_shufps_1): Macroize.
6126 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6127 (sse2_shufpd_1): Macroize.
6128 (vec_extract_odd, vec_extract_even): New expanders.
6129 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6130 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6131 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6132 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6133 (ix86_expand_vector_set): Likewise.
6134 (ix86_expand_reduc_v4sf): Likewise.
6136 2008-08-01 Doug Kwan <dougkwan@google.com>
6138 * matrix-reorg.c: Re-enable all code.
6139 (struct malloc_call_data): Change CALL_STMT to gimple type.
6140 (collect_data_for_malloc_call): Tuplify.
6141 (struct access_site_info): Change STMT to gimple type.
6142 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6143 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6144 (struct free_info): Change STMT to gimple type.
6145 (struct matrix_access_phi_node): Change PHI to gimple type.
6146 (get_inner_of_cast_expr): Remove.
6147 (may_flatten_matrices_1): Tuplify.
6148 (may_flatten_matrices): Ditto.
6149 (mark_min_matrix_escape_level): Ditto.
6150 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6151 (ssa_accessed_in_call_rhs): New
6152 (ssa_accessed_in_assign_rhs): New
6153 (record_access_alloc_site_info): Tuplify.
6154 (add_allocation_site): Ditto.
6155 (analyze_matrix_allocation_site): Ditto.
6156 (analyze_transpose): Ditto.
6157 (get_index_from_offset): Ditto.
6158 (update_type_size): Ditto.
6159 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6160 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6161 (analyze_accesses_for_phi_node): Tuplify.
6162 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6163 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6164 (analyze_matrix_accesses): Tuplify.
6165 (check_var_data): New call-back type for check_var_notmodified_p.
6166 (check_var_notmodified_p): Tuplify and use call-back struct to
6167 return statement found.
6168 (can_calculate_expr_before_stmt): Factor out statement related code
6170 (can_calculate_stmt_before_stmt): New.
6171 (check_allocation_function): Tuplify.
6172 (find_sites_in_func): Ditto.
6173 (record_all_accesses_in_func): Ditto.
6174 (transform_access_sites): Ditto.
6175 (transform_allocation_sites): Ditto.
6176 (matrix_reorg): Re-enable.
6177 (gate_matrix_reorg): Re-enable.
6179 2008-08-01 Jakub Jelinek <jakub@redhat.com>
6181 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
6182 for labels for which it hasn't been set yet. If it has been set,
6183 stop walking insns and continue with next worklist item.
6184 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
6185 if the only BARRIER is at the very end of a function.
6187 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6189 * cfgexpand.c (expand_stack_alignment): Assert that
6190 stack_realign_drap and drap_rtx must match.
6192 * function.c (instantiate_new_reg): If DRAP is used to realign
6193 stack, replace virtual_incoming_args_rtx with internal arg
6196 2008-08-01 Richard Guenther <rguenther@suse.de>
6198 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
6199 loop information only if we initialized it.
6200 (execute_pre): Call fini_pre with in_fre.
6201 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
6202 if we do not unroll because we hit max-completely-peeled-insns.
6203 Use our estimation for consistency, do allow shrinking.
6205 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6207 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6208 with MIN_STACK_BOUNDARY.
6209 (ix86_update_stack_boundary): Likewise.
6210 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6213 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6214 (MIN_STACK_BOUNDARY): This.
6216 2008-08-01 Richard Guenther <rguenther@suse.de>
6219 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6221 2008-08-01 Richard Guenther <rguenther@suse.de>
6223 PR tree-optimization/36988
6224 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
6225 do not matter if that doesn't change volatile qualification.
6227 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
6229 * configure.ac: Do not generate libada-mk. Do not subst
6231 * libada-mk.in: Remove.
6232 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
6233 * configure: Regenerate.
6235 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
6237 * tree-pass.h: Added comment about not dumping passes with name
6238 starting with star in struct opt_pass.
6239 * passes.c (register_dump_files_1): Don't do dump for a pass with
6240 name starting with star.
6241 * doc/passes.texi (Pass manager): Mention pass names and special
6242 meaning of star prefix to avoid dump.
6244 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
6246 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
6248 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
6249 (ISA_MIPS64R2): New macro.
6250 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
6251 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
6252 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
6253 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
6254 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
6255 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
6256 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
6257 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
6258 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
6259 Move up to keep list alphabetically sorted.
6260 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
6261 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
6263 * doc/invoke.texi (MIPS Options): Add -mips64r2.
6264 (-march=@var{arch}): Add mips64r2.
6266 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6268 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
6270 2008-07-31 Steve Ellcey <sje@cup.hp.com>
6272 * expr.c (expand_assignment): Check for complete type.
6274 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6277 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
6279 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
6280 for stack alignment.
6282 * function.h (rtl_data): Add stack_realign_tried. Update comments.
6284 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
6286 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
6287 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
6289 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6291 PR rtl-optimization/36419
6292 * dwarf2out.c (barrier_args_size): New variable.
6293 (compute_barrier_args_size, compute_barrier_args_size_1): New
6295 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
6296 if not called yet in the current function, use barrier_args_size
6297 array to find the new args_size value.
6298 (dwarf2out_frame_debug): Free and clear barrier_args_size.
6300 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6303 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
6306 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6309 * dwarf2out.c (dwarf2out_args_size_adjust): New.
6310 (dwarf2out_stack_adjust): Use it.
6311 (dwarf2out_frame_debug_expr): Likewise.
6313 2008-07-31 Richard Guenther <rguenther@suse.de>
6315 PR tree-optimization/36978
6316 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
6317 the generated condition.
6319 2008-07-31 Richard Guenther <rguenther@suse.de>
6321 * passes.c (init_optimization_passes): Always call
6322 pass_early_warn_uninitialized.
6323 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
6324 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
6325 * doc/passes.texi (Warn for uninitialized variables): Adjust.
6327 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6330 * builtins.c (maybe_emit_free_warning): New function.
6331 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
6332 maybe_emit_free_warning for BUILT_IN_FREE.
6335 * dwarf2out.c (get_context_die): New function.
6336 (force_decl_die, force_type_die): Use it.
6337 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
6338 returns NULL, force generation of DW_TAG_typedef and put that into
6341 PR preprocessor/36649
6342 * c-pch.c (c_common_read_pch): Save and restore
6343 line_table->trace_includes across PCH restore.
6345 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
6348 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6350 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6353 * final.c (call_from_call_insn): Handle COND_EXEC.
6355 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6357 * builtins.c (std_gimplify_va_arg_expr): Replace
6358 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
6359 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6361 2008-07-30 Joey Ye <joey.ye@intel.com>
6362 H.J. Lu <hongjiu.lu@intel.com>
6364 * builtins.c (expand_builtin_setjmp_receiver): Replace
6365 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
6366 (expand_builtin_apply_args_1): Likewise.
6367 (expand_builtin_longjmp): Need DRAP for stack alignment.
6368 (expand_builtin_apply): Likewise.
6370 * caller-save.c (setup_save_areas): Call assign_stack_local_1
6371 instead of assign_stack_local to allow alignment reduction.
6373 * calls.c (emit_call_1): Need DRAP for stack alignment if
6375 (expand_call): Replace virtual_incoming_args_rtx with
6376 crtl->args.internal_arg_pointer.
6377 * stmt.c (expand_nl_goto_receiver): Likewise.
6379 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
6380 alignment and store to stack_alignment_estimated and
6381 max_used_stack_slot_alignment.
6382 (expand_one_var): Likewise.
6383 (expand_stack_alignment): New function.
6384 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
6385 and stack_alignment_estimated fields in rtl_data. Call
6386 expand_stack_alignment at end.
6388 * defaults.h (INCOMING_STACK_BOUNDARY): New.
6389 (MAX_STACK_ALIGNMENT): Likewise.
6390 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6391 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6393 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6394 stack alignment when generating virtual registers.
6396 * function.c (assign_stack_local): Renamed to ...
6397 (assign_stack_local_1): This. Add a parameter to indicate
6398 if it is OK to reduce alignment.
6399 (assign_stack_local): Use it.
6400 (instantiate_new_reg): Instantiate virtual incoming args rtx
6401 to vDRAP if stack realignment and DRAP is needed.
6402 (assign_parms): Collect parameter/return type alignment and
6403 contribute to stack_alignment_estimated.
6404 (locate_and_pad_parm): Likewise.
6405 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6406 with crtl->args.internal_arg_pointer.
6408 * function.h (rtl_data): Add new field drap_reg,
6409 max_used_stack_slot_alignment, stack_alignment_estimated,
6410 stack_realign_needed, need_drap, stack_realign_processed and
6411 stack_realign_finalized.
6412 (stack_realign_fp): New macro.
6413 (stack_realign_drap): Likewise.
6415 * global.c (compute_regsets): Frame pointer is needed when
6416 stack is realigned. Can eliminate frame pointer when stack is
6417 realigned and dynamic realigned argument pointer isn't used.
6419 * reload1.c (update_eliminables): Frame pointer is needed
6420 when stack is realigned.
6421 (init_elim_table): Can eliminate frame pointer when stack is
6422 realigned and dynamic realigned argument pointer isn't used.
6424 * rtl.h (assign_stack_local_1): Declare new funtion.
6426 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6427 (TARGET_GET_DRAP_RTX): Likewise.
6428 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6429 TARGET_GET_DRAP_RTX.
6431 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6433 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6434 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6436 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6437 H.J. Lu <hongjiu.lu@intel.com>
6439 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6440 vdrap_reg, stack_realign and drap_reg_saved.
6441 (add_cfi): Don't allow redefining CFA when DRAP is used.
6442 (reg_save): Handle stack alignment.
6443 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6444 alignment. Don't generate DWARF information for (set fp sp)
6446 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6448 (int_loc_descriptor): Move prototype forward. Also define if
6449 DWARF2_UNWIND_INFO is true.
6450 (output_cfa_loc): Handle DW_CFA_expression.
6451 (build_cfa_aligned_loc): New.
6452 (based_loc_descr): Update assert for stack realign. For local
6453 variables, use sp+offset when stack is aligned without drap and
6454 fp+offset when stack is aligned with drap. For arguments, use
6455 cfa+offset when drap is used to align stack.
6457 2008-07-30 Joey Ye <joey.ye@intel.com>
6458 H.J. Lu <hongjiu.lu@intel.com>
6460 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6462 (ix86_gen_andsp): New.
6463 (ix86_user_incoming_stack_boundary): Likewise.
6464 (ix86_default_incoming_stack_boundary): Likewise.
6465 (ix86_incoming_stack_boundary): Likewise.
6466 (ix86_can_eliminate): Likewise.
6467 (find_drap_reg): Likewise.
6468 (ix86_update_stack_boundary): Likewise.
6469 (ix86_get_drap_rtx): Likewise.
6470 (ix86_finalize_stack_realign_flags): Likewise.
6471 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6472 (TARGET_GET_DRAP_RTX): Likewise.
6473 (override_options): Overide option value for new options.
6474 (ix86_function_ok_for_sibcall): Remove check for
6475 force_align_arg_pointer.
6476 (ix86_handle_cconv_attribute): Likewise.
6477 (ix86_function_regparm): Likewise.
6478 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6479 (ix86_va_start): Replace virtual_incoming_args_rtx with
6480 crtl->args.internal_arg_pointer.
6481 (ix86_select_alt_pic_regnum): Check DRAP register.
6482 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6483 (ix86_compute_frame_layout): Compute frame layout wrt stack
6485 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6486 (ix86_expand_prologue): Decide if stack realignment is needed
6487 and generate prologue code accordingly.
6488 (ix86_expand_epilogue): Generate epilogue code wrt stack
6489 realignment is really needed or not.
6491 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6492 (ABI_STACK_BOUNDARY): Likewise.
6493 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6494 (STACK_REALIGN_DEFAULT): Likewise.
6495 (INCOMING_STACK_BOUNDARY): Likewise.
6496 (MAX_STACK_ALIGNMENT): Likewise.
6497 (ix86_incoming_stack_boundary): Likewise.
6498 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6499 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6500 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6501 (machine_function): Remove force_align_arg_pointer.
6503 * config/i386/i386.md (BX_REG): New.
6504 (R13_REG): Likewise.
6506 * config/i386/i386.opt (mforce_drap): New.
6507 (mincoming-stack-boundary): Likewise.
6508 (mstackrealign): Add Init(-1).
6510 * config/i386/i386-protos.h (ix86_can_eliminate): New
6512 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6514 * doc/extend.texi: Update force_align_arg_pointer.
6516 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6519 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6520 (INCOMING_STACK_BOUNDARY): Likewise.
6521 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6522 (TARGET_GET_DRAP_RTX): Likewise.
6524 2008-07-30 Andreas Schwab <schwab@suse.de>
6526 PR rtl-optimization/36929
6527 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6528 add_insn_before and fix argument order.
6529 (replace_inc_dec_mem): Handle NULL rtx.
6531 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6533 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6535 (arm_compute_initial_elimination_offset): Use it.
6536 (arm_compute_save_reg_mask): Include static chain save slot when
6537 calculating alignment.
6538 (arm_get_frame_offsets): Ditto.
6539 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6540 that we can use to decrement the stack when the stack decrement
6541 could be too big for an immediate value in a single insn.
6542 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6544 2008-07-30 Richard Guenther <rguenther@suse.de>
6546 PR tree-optimization/36967
6547 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6548 Release defs of statements we remove.
6550 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6552 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6553 instead of NULL_RTVEC.
6555 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6559 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6562 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6564 * final.c (call_from_call_insn): New.
6565 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6567 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6569 * configure.ac: Substitute ADA_CFLAGS.
6570 * configure: Regenerate.
6571 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6572 * Makefile.in: Remove mention of X_* variables.
6573 * config/pa/x-ada-hpux10: Remove.
6574 * config/pa/x-ada: Remove.
6576 * doc/fragments.texi: Update.
6578 2008-07-30 Olivier Hainque <hainque@adacore.com>
6580 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6581 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6582 __dso_handle explicitly here.
6584 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6587 * c-typeck.c (build_binary_op): Encapsulate code into...
6588 * c-common.c (shorten_binary_op): ...this new function.
6589 (conversion_warning): Use the new function. Handle non-negative
6590 constant in bitwise-and.
6591 * c-common.h (shorten_binary_op): Declare.
6593 2008-07-30 Olivier Hainque <hainque@adacore.com>
6595 * scan.c (make_sstring_space): Add explicit conversions of
6596 allocator's return value.
6597 * fix-header.c (recognized_function): Likewise.
6599 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6601 * doc/cpp.texi: Update to GFDL 1.2.
6602 * doc/gcc.texi: Do not list GPL as Invariant Section.
6603 * doc/gccint.texi: Likewise. Update copyright years.
6604 * doc/install.texi: Update copyright years.
6606 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6609 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6610 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6612 2008-07-29 Jan Hubicka <jh@suse.cz>
6614 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6615 (grokdeclarator): Likewise.
6616 * langhooks.c (lhd_warn_unused_global_decl): Use
6617 DECL_DECLARED_INLINE_P.
6618 * print-tree.c (print_node): Remove DECL_INLINE check.
6620 2008-07-29 Richard Guenther <rguenther@suse.de>
6622 PR tree-optimization/36945
6623 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6624 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6625 Record invariant addresses un-decomposed.
6626 (copy_reference_ops_from_call): Record reference call
6627 arguments properly. Simplify.
6628 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6629 helper split out from ...
6630 (create_component_ref_by_pieces): ... here. Simplify.
6631 Prepare for recursive invocation for call arguments.
6632 (create_expression_by_pieces): Adjust call to
6633 create_component_ref_by_pieces.
6634 (compute_avail): Process operand 2 of reference ops.
6636 2008-07-29 Richard Guenther <rguenther@suse.de>
6638 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6640 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6642 * c-format.c (check_format_types): Revert unwanted checkin.
6644 2008-07-29 Jan Hubicka <jh@suse.cz>
6646 * flags.h (flag_really_no_inline): Remove.
6647 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6648 * toplev.c (flag_really_no_inline): Remove.
6649 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6650 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6651 (cgraph_decide_inlining_incrementally): Likewise.
6652 (compute_inline_parameters): Likewise.
6653 * opts.c (decode_options): Simplify.
6654 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6655 * common.opt (finline): Initialize to 1.
6656 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6658 2008-07-29 Jan Hubicka <jh@suse.cz>
6660 * predict.c (always_optimize_for_size_p): New function.
6661 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6662 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6663 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6665 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6666 * function.c (prepare_function_start): Set default profile.
6667 * function.h (rtl_data): Add maybe_hot_insn_p.
6668 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6669 (construct_exit_block): Likewise.
6670 (tree_expand_cfg): Likewise.
6672 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6673 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6674 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6675 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6678 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6681 * c-decl.c (merge_decls): Merge USED flags.
6683 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6685 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6686 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6687 next_stack, lab_false and lab_over trees.
6689 2008-07-28 Richard Guenther <rguenther@suse.de>
6691 PR tree-optimization/36957
6692 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6693 (useless_type_conversion_p): Remove.
6694 (types_compatible_p): Remove.
6695 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6696 (useless_type_conversion_p): Declare.
6697 (types_compatible_p): Declare.
6698 (gimple_expr_type): Return the base type only if it is
6699 trivially convertible to the subtype.
6701 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6703 * configure.ac: Use the m4_do macro to concatenate the warnings into
6704 one string in ACX_PROG_CC_WARNING_OPTS,
6705 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6706 * configure: Regenerate.
6708 2008-07-28 Richard Guenther <rguenther@suse.de>
6710 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6711 (insert_fake_stores): Remove.
6712 (realify_fake_stores): Likewise.
6713 (execute_pre): Remove dead code.
6714 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6715 (find_func_aliases): Deal with it here instead.
6716 Re-enable gcc_unreachable call.
6718 2008-07-28 Richard Guenther <rguenther@suse.de>
6720 Merge from gimple-tuples-branch.
6722 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6723 * gimple.def: New file.
6724 * gsstruct.def: Likewise.
6725 * gimple-iterator.c: Likewise.
6726 * gimple-pretty-print.c: Likewise.
6727 * tree-gimple.c: Removed. Merged into ...
6728 * gimple.c: ... here. New file.
6729 * tree-gimple.h: Removed. Merged into ...
6730 * gimple.h: ... here. New file.
6732 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6733 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6734 --enable-checking=gimple flag.
6735 * config.in: Likewise.
6736 * configure: Regenerated.
6738 * tree-ssa-operands.h: Tuplified.
6739 * tree-vrp.c: Likewise.
6740 * tree-loop-linear.c: Likewise.
6741 * tree-into-ssa.c: Likewise.
6742 * tree-ssa-loop-im.c: Likewise.
6743 * tree-dump.c: Likewise.
6744 * tree-complex.c: Likewise.
6745 * cgraphbuild.c: Likewise.
6746 * tree-ssa-threadupdate.c: Likewise.
6747 * tree-ssa-loop-niter.c: Likewise.
6748 * tree-pretty-print.c: Likewise.
6749 * tracer.c: Likewise.
6750 * gengtype.c: Likewise.
6751 * tree-loop-distribution.c: Likewise.
6752 * tree-ssa-loop-unswitch.c: Likewise.
6753 * cgraph.c: Likewise.
6754 * cgraph.h: Likewise.
6755 * tree-ssa-loop-manip.c: Likewise.
6756 * value-prof.c: Likewise.
6757 * tree-ssa-loop-ch.c: Likewise.
6758 * tree-tailcall.c: Likewise.
6759 * value-prof.h: Likewise.
6762 * tree-pass.h: Likewise.
6763 * ipa-cp.c: Likewise.
6764 * tree-scalar-evolution.c: Likewise.
6765 * tree-scalar-evolution.h: Likewise.
6766 * target.h: Likewise.
6767 * lambda-mat.c: Likewise.
6768 * tree-phinodes.c: Likewise.
6769 * diagnostic.h: Likewise.
6770 * builtins.c: Likewise.
6771 * tree-ssa-alias-warnings.c: Likewise.
6772 * cfghooks.c: Likewise.
6773 * fold-const.c: Likewise.
6774 * cfghooks.h: Likewise.
6775 * omp-low.c: Likewise.
6776 * tree-ssa-dse.c: Likewise.
6777 * ipa-reference.c: Likewise.
6778 * tree-ssa-uncprop.c: Likewise.
6779 * toplev.c: Likewise.
6780 * tree-gimple.c: Likewise.
6781 * tree-gimple.h: Likewise.
6782 * tree-chrec.c: Likewise.
6783 * tree-chrec.h: Likewise.
6784 * tree-ssa-sccvn.c: Likewise.
6785 * tree-ssa-sccvn.h: Likewise.
6786 * cgraphunit.c: Likewise.
6787 * tree-ssa-copyrename.c: Likewise.
6788 * tree-ssa-ccp.c: Likewise.
6789 * tree-ssa-loop-ivopts.c: Likewise.
6790 * tree-nomudflap.c: Likewise.
6791 * tree-call-cdce.c: Likewise.
6792 * ipa-pure-const.c: Likewise.
6793 * c-format.c: Likewise.
6794 * tree-stdarg.c: Likewise.
6795 * tree-ssa-math-opts.c: Likewise.
6796 * tree-ssa-dom.c: Likewise.
6797 * tree-nrv.c: Likewise.
6798 * tree-ssa-propagate.c: Likewise.
6799 * ipa-utils.c: Likewise.
6800 * tree-ssa-propagate.h: Likewise.
6801 * tree-ssa-alias.c: Likewise.
6802 * gimple-low.c: Likewise.
6803 * tree-ssa-sink.c: Likewise.
6804 * ipa-inline.c: Likewise.
6805 * c-semantics.c: Likewise.
6806 * dwarf2out.c: Likewise.
6808 * tree-ssa-loop-ivcanon.c: Likewise.
6809 * predict.c: Likewise.
6810 * tree-ssa-loop.c: Likewise.
6811 * tree-parloops.c: Likewise.
6812 * tree-ssa-address.c: Likewise.
6813 * tree-ssa-ifcombine.c: Likewise.
6814 * matrix-reorg.c: Likewise.
6815 * c-decl.c: Likewise.
6816 * tree-eh.c: Likewise.
6817 * c-pretty-print.c: Likewise.
6818 * lambda-trans.c: Likewise.
6819 * function.c: Likewise.
6820 * langhooks.c: Likewise.
6821 * ebitmap.h: Likewise.
6822 * tree-vectorizer.c: Likewise.
6823 * function.h: Likewise.
6824 * langhooks.h: Likewise.
6825 * tree-vectorizer.h: Likewise.
6826 * ipa-type-escape.c: Likewise.
6827 * ipa-type-escape.h: Likewise.
6828 * domwalk.c: Likewise.
6829 * tree-if-conv.c: Likewise.
6830 * profile.c: Likewise.
6831 * domwalk.h: Likewise.
6832 * tree-data-ref.c: Likewise.
6833 * tree-data-ref.h: Likewise.
6834 * tree-flow-inline.h: Likewise.
6835 * tree-affine.c: Likewise.
6836 * tree-vect-analyze.c: Likewise.
6837 * c-typeck.c: Likewise.
6838 * gimplify.c: Likewise.
6839 * coretypes.h: Likewise.
6840 * tree-ssa-phiopt.c: Likewise.
6841 * calls.c: Likewise.
6842 * tree-ssa-coalesce.c: Likewise.
6843 * tree.def: Likewise.
6844 * tree-dfa.c: Likewise.
6845 * except.c: Likewise.
6846 * except.h: Likewise.
6847 * cfgexpand.c: Likewise.
6848 * tree-cfgcleanup.c: Likewise.
6849 * tree-ssa-pre.c: Likewise.
6850 * tree-ssa-live.c: Likewise.
6851 * tree-sra.c: Likewise.
6852 * tree-ssa-live.h: Likewise.
6853 * tree-predcom.c: Likewise.
6854 * lambda.h: Likewise.
6855 * tree-mudflap.c: Likewise.
6856 * ipa-prop.c: Likewise.
6857 * print-tree.c: Likewise.
6858 * tree-ssa-copy.c: Likewise.
6859 * ipa-prop.h: Likewise.
6860 * tree-ssa-forwprop.c: Likewise.
6861 * ggc-page.c: Likewise.
6862 * c-omp.c: Likewise.
6863 * tree-ssa-dce.c: Likewise.
6864 * tree-vect-patterns.c: Likewise.
6865 * tree-ssa-ter.c: Likewise.
6866 * tree-nested.c: Likewise.
6867 * tree-ssa.c: Likewise.
6868 * lambda-code.c: Likewise.
6869 * tree-ssa-loop-prefetch.c: Likewise.
6870 * tree-inline.c: Likewise.
6871 * tree-inline.h: Likewise.
6872 * tree-iterator.c: Likewise.
6873 * tree-optimize.c: Likewise.
6874 * tree-ssa-phiprop.c: Likewise.
6875 * tree-vect-transform.c: Likewise.
6876 * tree-object-size.c: Likewise.
6877 * tree-outof-ssa.c: Likewise.
6878 * cfgloop.c: Likewise.
6879 * system.h: Likewise.
6880 * tree-profile.c: Likewise.
6881 * cfgloop.h: Likewise.
6882 * c-gimplify.c: Likewise.
6883 * c-common.c: Likewise.
6884 * tree-vect-generic.c: Likewise.
6885 * tree-flow.h: Likewise.
6886 * c-common.h: Likewise.
6887 * basic-block.h: Likewise.
6888 * tree-ssa-structalias.c: Likewise.
6889 * tree-switch-conversion.c: Likewise.
6890 * tree-ssa-structalias.h: Likewise.
6891 * tree-cfg.c: Likewise.
6892 * passes.c: Likewise.
6893 * ipa-struct-reorg.c: Likewise.
6894 * ipa-struct-reorg.h: Likewise.
6895 * tree-ssa-reassoc.c: Likewise.
6896 * cfgrtl.c: Likewise.
6897 * varpool.c: Likewise.
6899 * tree-ssanames.c: Likewise.
6900 * tree-ssa-threadedge.c: Likewise.
6901 * langhooks-def.h: Likewise.
6902 * tree-ssa-operands.c: Likewise.
6903 * config/alpha/alpha.c: Likewise.
6904 * config/frv/frv.c: Likewise.
6905 * config/s390/s390.c: Likewise.
6906 * config/m32c/m32c.c: Likewise.
6907 * config/m32c/m32c-protos.h: Likewise.
6908 * config/spu/spu.c: Likewise.
6909 * config/sparc/sparc.c: Likewise.
6910 * config/i386/i386.c: Likewise.
6911 * config/sh/sh.c: Likewise.
6912 * config/xtensa/xtensa.c: Likewise.
6913 * config/stormy16/stormy16.c: Likewise.
6914 * config/ia64/ia64.c: Likewise.
6915 * config/rs6000/rs6000.c: Likewise.
6916 * config/pa/pa.c: Likewise.
6917 * config/mips/mips.c: Likewise.
6919 2008-07-28 Simon Baldwin <simonb@google.com>
6921 * c-pragma.c (handle_pragma_message): New function.
6922 (init_pragma): Register handle_pragma_message.
6923 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6926 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6928 PR tree-optimization/35252
6929 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6930 REALPART_EXPR to be considered as same load operation.
6932 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6934 PR tree-optimization/36830
6935 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6936 (expressions_equal_p): Return false if only one operand is null.
6938 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6940 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6941 version requirements.
6943 2008-07-26 Olivier Hainque <hainque@adacore.com>
6945 * collect2.c (symkind): New enum. Symbol kinds we care about.
6946 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6947 code and head comment accordingly.
6948 (scan_prog_file): Use symkind names instead of bare integers.
6950 2008-07-25 Jan Hubicka <jh@suse.cz>
6952 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6954 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6955 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6956 * dojump.c (clear_pending_stack_adjust): Likewise.
6957 * print-tree.c (print_node): Ignore DECL_INLINE.
6958 * tree-inline.c (inlinable_function_p): Likewise.
6960 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6962 * doc/extend.texi (hot attribute): Document that the hot attribute
6963 turns on -O3 for some ports.
6964 (cold attribute): Document that the cold attribute turns on -Os
6967 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6968 reflect function specific option support.
6970 * target.h (struct target_option_hooks): Add fields to say whether
6971 the cold attribute implies -Os and the hot attribute implies -O3.
6973 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6974 By default, do not turn on -Os for cold functions.
6975 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6976 not turn on -O3 for hot functions.
6978 * c-common.c (handle_hot_attribute): Use target hook to determine
6979 if hot functions should enable -O3.
6980 (handle_cold_attribute): Use target hook to determine if cold
6981 functions should enable -Os.
6983 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6984 (override_options): Move disable scheduling to
6985 optimization_options.
6986 (optimization_options): Disable scheduling here, not
6988 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6989 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6991 * config/ia64/ia64.c (ia64_override_options): Move setting
6992 scheduling flags to ia64_optimization_options.
6993 (ia64_optimization_options): Disable scheduling options here, and
6994 not in ia64_override_options.
6995 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6996 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6998 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7001 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7003 2008-07-25 Martin Jambor <mjambor@suse.cz>
7005 PR tree-optimization/36926
7006 * ipa-prop.c (ipa_analyze_call_uses): Call
7007 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7009 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7011 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7012 movv2si_internal): Add mem = reg alternative.
7014 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7017 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7018 DEFAULT_PCC_STRUCT_RETURN to 127.
7020 2008-07-24 Jan Hubicka <jh@suse.cz>
7022 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7023 (build_cgraph_edges): Likewise.
7024 * cgraph.c (cgraph_node): Do not update assembler hash.
7025 (cgraph_remove_node): Drop non-unit-at-a-time code.
7026 * tree-pass.h (pass_O0_always_inline): Remove.
7027 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7028 * toplev.c (process_options): Flag unit-at-a-time does not imply
7030 * cgraphunit.c: Update comments.
7031 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7032 (cgraph_assemble_pending_functions): Remove.
7033 (cgraph_reset_node): Drop non-unit-at-a-time code.
7034 (cgraph_finalize_function): Likewise.
7035 (cgraph_analyze_function): Likewise.
7036 (cgraph_finalize_compilation_unit): Likewise.
7037 (cgraph_expand_function): Likewise.
7038 (cgraph_optimize): Likesise.
7039 (save_inline_function_body): Likewise.
7040 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7041 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7042 * ipa-inline.c: Update comments.
7043 (enum inlining_mode): remove INLINE_SPEED.
7044 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7045 (cgraph_mark_inline_edge): Likewise.
7046 (try_inline): Likewise.
7047 (cgraph_decide_inlining_incrementally): Likewise.
7048 (cgraph_gate_inlining): Remove.
7049 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7050 (cgraph_gate_early_inlining): Likewise.
7051 (gate_inline_passes): Remove.
7052 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7053 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7054 pass_O0_always_inline): Remove.
7055 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7056 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7057 * opts.c (no_unit_at_a_time_default): Remove.
7058 (decode_options): Remove flag_unit_at_a_time reset and warning.
7059 * opts.h (no_unit_at_a_time_default): Remove.
7060 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7061 early in GNU dialect.
7062 (merge_decls): Update comment; drop unit-at-a-time check.
7063 (finish_decl): Likewise.
7064 (grok_declaration): Remove flag_inline_trees code.
7065 (finish_functions): Return on function returning non-void on all
7067 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7068 * cfgexpand.c (expand_one_static_var): Remove.
7069 (expand_one_var): Remove expand_one_static_var call.
7070 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7071 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7072 and flag_unit_at_a-time compatibility checks.
7073 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7074 * tree-inline.c (flag_inline_trees): Remove.
7075 (inlinable_function_p): Don't check it.
7076 (expand_call_inline): Remove non-unit-at-a-time code.
7077 * tree-inline.h (flag_inline_trees): Remove.
7078 * tree-optimize.c (execute_early_local_optimizations): Remove
7079 unit-at-a-time checks.
7080 (tree_rest_of_compilation): Likewise.
7081 * combine.c (setup_incoming_promotions): Likewise.
7082 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7083 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7084 * passes.c (pass_inline_parameters): Update comments; remove
7085 O0_alwaysinline pass.
7086 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7087 (execute_one_pass): Likewise.
7088 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7089 (ix86_function_sseregparm): Likewise.
7090 * arm.c (arm_function_in_section_p): Likewise.
7091 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7092 * varpool.c: Update comments.
7093 (decide_is_variable_needed): Remove unit-at-a-time checks.
7094 (varpool_finalize_decl): Likewise.
7096 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7098 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7100 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7102 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7104 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7105 imp symbol extension.
7107 2008-07-23 Ian Lance Taylor <iant@google.com>
7109 * tree-vrp.c (infer_value_range): Ignore asm statements when
7110 looking for memory accesses for -fdelete-null-pointer-checks.
7112 2008-07-24 Ben Elliston <bje@au.ibm.com>
7114 * config/spu/spu-c.c (__vector_keyword): New variable.
7115 (vector_keyword): Likewise.
7116 (spu_categorize_keyword): New function.
7117 (spu_macro_to_expand): Likewise.
7118 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7119 compiling an ISO C dialect.
7121 2008-07-24 Ben Elliston <bje@au.ibm.com>
7123 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7126 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7128 * configure: Regenerate.
7129 * configure.ac: Require texinfo 4.7.
7130 * doc/install.texi: Document texinfo 4.7 requirement.
7132 2008-07-23 Martin Jambor <mjambor@suse.cz>
7134 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7135 rather than for DECL_SAVED_TREE.
7136 * ipa-prop.c: Include diagnostic.h.
7137 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7139 (ipa_detect_param_modifications): Function rewritten from scratch.
7140 (ipa_compute_jump_functions): Changed accesses to modification flags.
7141 (ipa_free_node_params_substructures): Update flags destruction.
7142 (ipa_node_duplication_hook): Update flags duplication.
7143 (ipa_print_all_params_modified): Updated flag access.
7144 * ipa-prop.h (struct ipa_param_flags): New structure.
7145 (struct ipa_node_params): New field modification_analysis_done,
7146 modified_flags changed into param_flags.
7147 (ipa_is_ith_param_modified): Changed to use new flags.
7148 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7150 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7151 ipa-cp.c and split into two functions.
7152 (ipa_print_node_jump_functions): New function.
7153 (compute_scalar_jump_functions): New function.
7154 (type_like_member_ptr_p): New function.
7155 (compute_pass_through_member_ptrs): New function.
7156 (fill_member_ptr_cst_jump_function): New function.
7157 (determine_cst_member_ptr): New function.
7158 (compute_cst_member_ptr_arguments): New function.
7159 (ipa_compute_jump_functions): Complete rewrite.
7160 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7161 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7162 (struct ipa_member_ptr_cst): New structure.
7163 (union jump_func_value): New field member_cst.
7164 * ipa-cp.c (ipcp_lat_is_insertable): New function.
7165 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
7166 jump function types.
7167 (ipcp_print_all_lattices): Slight fprintf rearrangement.
7168 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
7169 instead of ipcp_print_all_jump_functions.
7170 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
7171 only for replacable scalars.
7173 * doc/invoke.texi (Optimize options): Add description of
7174 -findirect-inlining.
7175 * common.opt (flag_indirect_inlining): New flag.
7176 * opts.c (decode_options): Set flag_indirect_inlining when
7179 * ipa-inline.c: Include ipa-prop.h.
7180 (inline_indirect_intraprocedural_analysis): New function.
7181 (inline_generate_summary): Allocate parameter and argument info
7182 structures, call inline_indirect_intraprocedural_analysis on each
7183 node when doing indirect inlining and deallocate indirect inlining
7184 data structures in the end.
7185 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
7186 (free_all_ipa_structures_after_iinln): New function.
7187 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
7189 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
7191 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
7192 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7193 of computing the frequency separately.
7194 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7195 of computing the frequency separately.
7196 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
7197 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
7198 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
7199 (ipa_get_stmt_member_ptr_load_param): New function.
7200 (ipa_is_ssa_with_stmt_def): New function.
7201 (ipa_note_param_call): New function.
7202 (ipa_analyze_call_uses): New function.
7203 (ipa_analyze_stmt_uses): New function.
7204 (ipa_analyze_params_uses): New function.
7205 (ipa_free_node_params_substructures): Also free the param_calls linked
7207 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
7208 (ipa_print_node_param_flags): New function.
7209 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7210 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7211 * ipa-prop.h (struct ipa_param_flags): New field called.
7212 (struct ipa_param_call_note): New structure.
7213 (struct ipa_node_params): New fields param_calls and
7215 (ipa_is_ith_param_called): New function.
7216 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7217 ipa_analyze_params_uses and dump parameter flags.
7219 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7220 ipa_propagate_indirect_call_infos if performing indirect inlining,
7221 pass a new parameter new_edges to it.
7222 (add_new_edges_to_heap): New fucntion.
7223 (cgraph_decide_inlining_of_small_functions): New vector
7224 new_indirect_edges for newly found indirect edges , call
7225 ipa_propagate_indirect_call_infos after inlining.
7226 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
7227 inlining if performing indirect inlining. Call
7228 free_all_ipa_structures_after_iinln when doing so too.
7229 (inline_generate_summary): Do not call
7230 free_all_ipa_structures_after_iinln here.
7231 * ipa-prop.c (update_jump_functions_after_inlining): New function.
7232 (print_edge_addition_message): New function.
7233 (update_call_notes_after_inlining): New function.
7234 (propagate_info_to_inlined_callees): New function.
7235 (ipa_propagate_indirect_call_infos): New function.
7236 * ipa-prop.h: Include cgraph.h
7237 (struct ipa_param_call_note): Fields reordered, new field processed.
7238 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
7240 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
7241 rediscovered call statements.
7242 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
7243 (dump_cgraph_node): Dump also the indirect_call flag.
7244 (cgraph_clone_edge): Copy also the indirect_call flag.
7245 * tree-inline.c (copy_bb): Do not check for fndecls from call
7246 expressions, check for edge availability when moving clones.
7247 (get_indirect_callee_fndecl): New function.
7248 (expand_call_inline): If callee declaration is not apprent from
7249 the statement, try calling get_indirect_callee_fndecl. Do not
7250 issue warnings or call sorry when not inlinings an indirect edge.
7251 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
7253 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
7254 bit more frandly to matching.
7255 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
7256 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
7257 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
7259 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7262 * opth-gen.awk: Suppress function specific features when building
7264 * optc-gen.awk: Ditto.
7266 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7269 * diagnostic.c (pedwarn): Add opt parameter.
7271 * c-tree.h (pedwarn_init): Add opt parameter.
7272 (pedwarn_c90): Likewise.
7273 (pedwarn_c99): Likewise.
7274 * c-errors.c (pedwarn_c99): Likewise.
7275 (pedwarn_c90): Likewise.
7276 * toplev.h (pedwarn): Update declaration.
7277 (pedwarn0): Declare.
7278 * c-lex.c: All calls to pedwarn changed.
7279 * builtins.c: All calls to pedwarn changed.
7280 * toplev.c: All calls to pedwarn changed.
7281 * c-decl.c: All calls to pedwarn changed.
7282 * c-typeck.c: All calls to pedwarn changed.
7283 * c-common.c: All calls to pedwarn changed.
7284 * c-parser.c: All calls to pedwarn changed.
7286 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7287 Karthik Kumar <karthikkumar@gmail.com>
7289 * attribs.c (file scope): Include c-common.h.
7290 (decl_attributes): Add support for #pragma GCC optimize and
7293 * targhooks.c (default_can_inline_p): New function that is the
7294 default for the TARGET_CAN_INLINE_P target hook.
7296 * targhooks.h (default_can_inline_p): Add declaration.
7298 * tree.c (cl_optimization_node): New static tree for building
7299 OPTIMIZATION_NODE tree.
7300 (cl_target_option_node): New static tree for building
7301 TARGET_OPTION_NODE tree.
7302 (cl_option_hash_table): New hash table for hashing
7303 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7304 (cl_option_hash_hash): New function to provide the hash value for
7305 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7306 (cl_option_hash_eq): New function to provide an equality test for
7307 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7308 (tree_code_size): Add support for OPTIMIZATION_NODE and
7309 TARGET_OPTION_NODE trees.
7310 (tree_code_structure): Add support for OPTIMIZATION_NODE and
7311 TARGET_OPTION_NODE trees.
7312 (build_optimization_node): Build a tree that has all of the
7313 current optimization options.
7314 (build_target_option_node): Build a tree that has the target
7315 options that might be changed on a per function basis.
7317 * tree.h (file scope): Include options.h.
7318 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
7319 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7320 (TREE_OPTIMIZATION): Ditto.
7321 (TREE_TARGET_SPECIFIC): Ditto.
7322 (struct tree_function_decl): Add fields for remembering the
7323 current optimization options and target specific options.
7324 (struct tree_optimization_option): New tree variant that remembers
7325 the optimization options.
7326 (struct tree_target_option): New tree variant that remembers the
7327 target specific flags that might change for compiling a particular
7329 (union tree_node): Include tree_optimization_option and
7330 tree_target_option fields.
7331 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
7332 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
7333 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
7334 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
7335 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
7336 optimization and target options.
7337 (optimization_default_node): New macro to refer to global_trees
7339 (optimization_current_node): Ditto.
7340 (optimization_cold_node): Ditto.
7341 (optimization_hot_node): Ditto.
7342 (target_option_default_node): Ditto.
7343 (target_option_current_node): Ditto.
7344 (current_option_pragma): Ditto.
7345 (current_optimize_pragma): Ditto.
7347 * target.h (struct gcc_target): Add valid_option_attribute_p,
7348 target_option_save, target_option_restore, target_option_print,
7349 target_option_pragma_parse, and can_inline_p hooks.
7351 * toplev.h (parse_optimize_options): Add declaration.
7352 (fast_math_flags_struct_set_p): Ditto.
7354 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
7355 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
7358 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
7359 tree_can_inline_p hook to see if one function can inline another.
7360 (cgraph_decide_inlining): Ditto.
7361 (cgraph_decide_inlining_incrementally): Ditto.
7363 * opts.c (decode_options): Add support for running multiple times
7364 to allow functions with different target or optimization options
7365 than was specified on the command line.
7366 (fast_math_flags_struct_set_p): New function that is similar to
7367 fast_math_flags_set_p, except it uses the values in the
7368 cl_optimization structure instead of global variables.
7370 * optc-gen.awk: Add support for TargetSave to allow a back end to
7371 declare new fields that need to be saved when using function
7372 specific options. Include flags.h and target.h in the options.c
7373 source. Add support for Save to indicate which options can be set
7374 for individual functions. Generate cl_optimize_save,
7375 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
7376 cl_target_option_restore, cl_target_option_print functions to
7377 allow functions to use different optimization or target options.
7379 * opt-functions.awk (var_type_struct): Return the type used for
7380 storing the field in a structure.
7382 * opth-gen.awk: Add support for TargetSave to allow a back end to
7383 declare new fields that need to be saved when using function
7384 specific options. Add support for Save to indicate which options
7385 can be set for individual functions. Only generate one extern for
7386 Mask fields. Generate cl_optimization and cl_target_option
7387 structures to remember optimization and target options.
7389 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7390 collecting new tree nodes.
7391 (TS_TARGET_OPTION): Ditto.
7393 * c-decl.c (merge_decls): Merge function specific target and
7394 optimization options.
7396 * function.c (invoke_set_current_function_hook): If the function
7397 uses different optimization options, change the global variables
7400 * coretypes.h (struct cl_optimization): Add forward reference.
7401 (struct cl_target_option): Ditto.
7403 * c-pragma.c (option_stack): New static vector to remember the
7404 current #pragma GCC option stack.
7405 (handle_pragma_option): New function to support #pragma GCC option
7406 to change target options.
7407 (optimize_stack): New static vector to remember the current
7408 #pragma GCC optimize stack.
7409 (handle_pragma_optimize): New function to support #pragma GCC
7410 optimize to change optimization options.
7411 (init_pragma): Add support for #pragma GCC optimize and #pragma
7414 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7415 optimization options.
7416 (TARGET_OPTION_NODE): New tree code for remembering certain target
7419 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7420 TARGET_OPTION_NODE trees.
7422 * common.opt (-O): Add Optimization flag.
7424 (-fmath-errno): Ditto.
7425 (-falign-functions): Add UInteger flag to make sure flag gets full
7426 int in cl_optimization structure.
7427 (-falign-jumps): Ditto.
7428 (-falign-labels): Ditto.
7429 (-falign-loops): Ditto.
7430 (-fsched-stalled-insns): Ditto.
7431 (-fsched-stalled-insns-dep): Ditto.
7433 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7435 (TARGET_OPTION_SAVE): Ditto.
7436 (TARGET_OPTION_RESTORE): Ditto.
7437 (TARGET_OPTION_PRINT): Ditto.
7438 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7439 (TARGET_CAN_INLINE_P): Ditto.
7440 (TARGET_INITIALIZER): Add new hooks.
7442 * tree-inline.c (tree_can_inline_p): New function to determine
7443 whether one function can inline another. Check if the functions
7444 use compatible optimization options, and also call the backend
7447 * tree-inline.h (tree_can_inline_p): Add declaration.
7449 * c-common.c (c_common_attribute): Add support for option and
7450 optimize attributes.
7451 (handle_option_attribute): Add support for the option attribute to
7452 allow the user to specify different target options for compiling a
7454 (handle_optimize_attribute): Add support for the optimize
7455 attribute to allow the user to specify different optimization
7456 options for compiling a specific function.
7457 (handle_hot_attribute): Turn on -O3 optimization for this one
7458 function if it isn't the default optimization level.
7459 (handle_cold_attribute): Turn on -Os optimization for this one
7460 function if it insn't the default optimization.
7461 (const_char_p): New const char * typedef.
7462 (optimize_args): New static vector to remember the optimization
7464 (parse_optimize_options): New function to set up the optimization
7465 arguments from either the optimize attribute or #pragma GCC optimize.
7467 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7468 (builtin_define_std): Ditto.
7470 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7471 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7472 (x86_64-*-*): Ditto.
7474 * Makefile.in (TREE_H): Add options.h.
7475 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7477 * doc/extend.texi (option attribute): Document new attribute.
7478 (optimize attribute): Ditto.
7479 (hot attribute): Document hot attribute sets -O3.
7480 (cold attribute): Document cold attribute sets -Os.
7481 (#pragma GCC option): Document new pragma.
7482 (#pragma GCC optimize): Ditto.
7484 * doc/options.texi (TargetSave): Document TargetSave syntax.
7485 (UInteger): Document UInteger must be used for certain flags.
7486 (Save): Document Save option to create target specific options
7487 that can be saved/restored on a function specific context.
7489 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7490 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7492 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7493 (TARGET_OPTION_SAVE): Ditto.
7494 (TARGET_OPTION_RESTORE): Ditto.
7495 (TARGET_OPTION_PRINT): Ditto.
7496 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7497 (TARGET_CAN_INLINE_P): Ditto.
7499 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7501 (-mfpmath=both): Ditto.
7503 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7504 Karthik Kumar <karthikkumar@gmail.com>
7506 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7507 (TARGET_POPCNT): Ditto.
7508 (TARGET_SAHF): Ditto.
7509 (TARGET_AES): Ditto.
7510 (TARGET_PCLMUL): Ditto.
7511 (TARGET_CMPXCHG16B): Ditto.
7512 (TARGET_RECIP): Move switch into target_flags.
7513 (TARGET_FUSED_MADD): Ditto.
7514 (ix86_arch_features): Make an unsigned char type.
7515 (ix86_tune_features): Ditto.
7516 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7517 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7518 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7520 * config/i386/i386.opt (arch): New TargetSave field to define
7521 fields that need to be saved for function specific option support.
7524 (branch_cost): Ditto.
7525 (ix86_isa_flags_explicit): Ditto.
7526 (tune_defaulted): Ditto.
7527 (arch_specified): Ditto.
7528 (-m128-long-double): Add Save flag to save option for target
7529 specific option support.
7531 (-maccumulate-outgoing-args): Ditto.
7532 (-malign-double): Ditto.
7533 (-malign-stringops): Ditto.
7534 (-mfancy-math-387): Ditto.
7535 (-mhard-float): Ditto.
7537 (-minline-all-stringops): Ditto.
7538 (-minline-stringops-dynamically): Ditto.
7539 (-mms-bitfields): Ditto.
7540 (-mno-align-stringops): Ditto.
7541 (-mno-fancy-math-387): Ditto.
7542 (-mno-push-args): Ditto.
7543 (-mno-red-zone): Ditto.
7544 (-mpush-args): Ditto.
7545 (-mred-zone): Ditto.
7547 (-msseregparm): Ditto.
7548 (-mstack-arg-probe): Ditto.
7563 (-mrecip): Move flag into target_flags.
7565 (-mno-fused-madd): Ditto.
7566 (-mfused-madd): Ditto.
7567 (-mabm): Move flag into ix86_isa_flags.
7574 * config/i386/i386-c.c: New file for #pragma support.
7575 (ix86_target_macros_internal): New function to #define or #undef
7576 target macros based when the user uses the #pragma GCC option to
7577 change target options.
7578 (ix86_pragma_option_parse): New function to add #pragma GCC option
7580 (ix86_target_macros): Move defining the target macros here from
7581 TARGET_CPU_CPP_BUILTINS in i386.h.
7582 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7583 defined, initialize any subtarget #pragmas.
7585 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7586 REGISTER_TARGET_PRAGMAS.
7588 * config/i386/t-i386: New file for x86 dependencies.
7589 (i386.o): Make dependencies mirror the include files used.
7590 (i386-c.o): New file, add dependencies.
7592 * config/i386/i386-protos.h (override_options): Add bool argument.
7593 (ix86_valid_option_attribute_tree): Add declaration.
7594 (ix86_target_macros): Ditto.
7595 (ix86_register_macros): Ditto.
7597 * config/i386/i386.c (ix86_tune_features): Move initialization of
7598 the target masks to initial_ix86_tune_features to allow functions
7599 to have different target options. Make type unsigned char,
7600 instead of unsigned int.
7601 (initial_ix86_tune_features): New static vector to hold processor
7602 masks for the tune variables.
7603 (ix86_arch_features): Move initialization of the target masks to
7604 initial_ix86_arch_features to allow functions to have different
7605 target options. Make type unsigned char, instead of unsigned int.
7606 (initial_ix86_arch_features): New static vector to hold processor
7607 masks for the arch variables.
7608 (enum ix86_function_specific_strings): New enum to describe the
7609 string options used for attribute((option(...))).
7610 (ix86_target_string): New function to return a string that
7611 describes the target options.
7612 (ix86_debug_options): New function to print the current options in
7614 (ix86_function_specific_save): New function hook to save the
7615 function specific global variables in the cl_target_option structure.
7616 (ix86_function_specific_restore): New function hook to restore the
7617 function specific variables from the cl_target_option structure to
7618 the global variables.
7619 (ix86_function_specific_print): New function hook to print the
7620 target specific options in the cl_target_option structure.
7621 (ix86_valid_option_attribute_p): New function hook to validate
7622 attribute((option(...))) arguments.
7623 (ix86_valid_option_attribute_tree): New function that is common
7624 code between attribute((option(...))) and #pragma GCC option
7625 support that parses the options and returns a tree holding the options.
7626 (ix86_valid_option_attribute_inner_p): New helper function for
7627 ix86_valid_option_attribute_tree.
7628 (ix86_can_inline_p): New function hook to decide if one function
7629 can inline another on a target specific basis.
7630 (ix86_set_current_function); New function hook to switch target
7631 options if the user used attribute((option(...))) or #pragma GCC
7633 (ix86_tune_defaulted): Move to static file scope from
7635 (ix86_arch_specified): Ditto.
7636 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7638 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7639 (OPTION_MASK_ISA_ABM_SET): Ditto.
7640 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7641 (OPTION_MASK_ISA_CX16_SET): Ditto.
7642 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7643 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7644 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7645 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7646 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7647 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7648 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7649 (struct ptt): Move to static file scope from override_options.
7650 (processor_target_table): Ditto.
7652 (ix86_handle_option): Add support for options that are now isa options.
7653 (override_options): Add support for declaring functions that
7654 support different target options than were specified on the
7655 command line. Move struct ptt, processor_target_table, cpu_names,
7656 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7657 Add bool argument. Fix up error messages so the appropriate error
7658 is given for either command line or attribute.
7659 (ix86_previous_fndecl): New static to remember previous function
7660 declaration to see if we need to change target options.
7661 (ix86_builtins_isa): New array to record the ISA of each builtin
7663 (def_builtin): Always create the builtin function, even if the
7664 current ISA doesn't support it.
7665 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7666 tests for those builtins.
7667 (ix86_init_builtins): Remove TARGET_MMX test for calling
7668 ix86_init_mmx_sse_builtins.
7669 (ix86_expand_builtin): If the current ISA doesn't support a given
7670 builtin, signal an error.
7671 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7672 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7673 (TARGET_OPTION_SAVE): Ditto.
7674 (TARGET_OPTION_RESTORE): Ditto.
7675 (TARGET_OPTION_PRINT): Ditto.
7676 (TARGET_CAN_INLINE_P): Ditto.
7678 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7680 * c-typeck.c (build_external_ref): Don't call assemble_external.
7681 * final.c (output_operand): Call assemble_external.
7683 2008-07-21 DJ Delorie <dj@redhat.com>
7685 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7686 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7688 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7690 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7691 original insn and splitter contents into ...
7692 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7693 flag_unsafe_math_optimizations. Add dummy scratch register.
7694 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7695 !flag_unsafe_math_optimizations. Returns number with next
7696 highest magnitude if this is still less or equal to the true
7697 quotient in magnitude.
7699 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7701 * Makefile.in: Replace toplev.h with TOPLEV_H.
7702 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7703 * c-lex.c (fe_file_change): Don't set in_system_header.
7704 * c-parser.c (c_token): Remove in_system_header.
7705 (c_lex_one_token): Don't set in_system_header.
7706 (c_parser_set_source_position_from_token): Don't set in_system_header.
7707 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7710 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7711 * flags.h (in_system_header): Remove.
7712 * function.c (saved_in_system_header): Remove.
7713 (push_cfun): Don't set in_system_header.
7714 (pop_cfun): Don't set in_system_header.
7715 (push_struct_function): Don't set in_system_header.
7716 * input.h (expanded_location): Add sysp.
7717 (in_system_header_at): New.
7718 (in_system_header): New.
7719 * toplev.c (in_system_header): Remove.
7720 * toplev.h: Include input.h
7722 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7723 * tree-ssa.c (warn_uninit): Call warning_at.
7724 (warn_uninitialized_var): Update calls to warn_uninit.
7725 (warn_uninitialized_phi): Update calls to warn_uninit.
7726 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7727 (expand_location): Initialize xloc.sysp.
7728 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7729 (tree_decl_with_vis): Remove in_system_header_flag.
7731 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7734 * recog.c (asm_operand_ok): Change the order of the extra
7735 memory constraint checks.
7737 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7740 * tree-switch-conversion.c (build_one_array): Call
7741 varpool_mark_needed_node and varpool_finalize_decl
7742 instead of assemble_variable.
7744 2008-07-19 Jan Hubicka <jh@suse.cz>
7746 * cgraph.c (cgraph_add_new_function): Do early local passes.
7747 * tree-nrv.c (gate_pass_return_slot): New gate.
7748 (pass_nrv): Add the gate.
7749 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7751 (coalesce_ssa_name): Coalesce SSA names.
7752 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7753 not optimizing so unused user vars remains visible.
7754 * common.opt (flag_tree_ter): Always enable by default.
7755 * tree-ssa-ter.c: Include flags.h
7756 (is_replaceable_p): Check that locations match; when aliasing is missing
7757 be conservative about loads.
7758 * tree-optimize.c (gate_init_datastructures): Remove.
7759 (pass_init_datastructures): New.
7760 * passes.c: Reorder passes so we always go into SSA.
7762 2008-07-19 Jan Hubicka <jh@suse.cz>
7764 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7765 * doc/invoke.texi (--combine): Likewise.
7766 (-finline-functions-called-once): Update levels when enabled.
7767 (-funit-at-a-time): Document new behaviour.
7768 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7769 -fno-section-anchors when disabled explicitly.
7770 (inline params): They are not ignored now.
7771 (precompiled headers): Remove unit-at-a-time as being incompatible.
7772 * opts.c (decode_options): Handle unit-at-a-time as alias;
7773 imply -fno-section-anchors when toplevel reorder is disabled
7775 * common.opt (ftoplevel-reorder): Set default value to 2.
7776 (funit-at-a-time): Set default value to 1.
7777 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7780 2008-07-19 Jan Hubicka <jh@suse.cz>
7782 * builtins.c (expand_builtin_int_roundingfn,
7783 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7786 2008-07-19 Richard Guenther <rguenther@suse.de>
7789 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7790 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7791 * tree-ssa-pre.c (get_expr_value_id): For newly created
7792 constant value-ids make sure to add the expression to its
7795 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7798 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7799 return value of the builtin is ignored.
7801 2008-07-19 Olivier Hainque <hainque@adacore.com>
7803 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7804 bits, a C conformant malloc implementation has to provide.
7805 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7807 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7811 * reload.c (find_reloads_subreg_address): Only reload address if
7812 reloaded == 0, not for reloaded != 1.
7815 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7816 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7817 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7818 m32c_legitimize_reload_address.
7820 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7821 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7822 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7824 2008-07-19 Olivier Hainque <hainque@adacore.com>
7826 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7827 argument, saying whether nested array are to be collapsed
7828 into a single array type DIE with multiple subscripts.
7829 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7830 issues, centralize the nested array types collapsing control and
7831 disable the transformation for Ada.
7833 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7836 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7838 (x86_64_shift_adj_2): New expander.
7839 (x86_64_shift_adj_3): Ditto.
7840 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7841 to split TImode operands.
7842 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7843 (ix86_split_lshr): Ditto.
7845 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7847 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7848 and __CHAR32_TYPE__.
7849 * c-typeck.c (digest_init): Support char16_t and char32_t.
7850 (set_nonincremental_init_from_string): Idem.
7852 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7855 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7856 PREFERRED_STACK_BOUNDARY.
7857 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7859 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7862 * function.c (locate_and_pad_parm): Cap boundary earlier.
7864 2008-07-17 Julian Brown <julian@codesourcery.com>
7866 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7867 no-op for targets which don't use DLLs.
7869 2008-07-17 Martin Jambor <mjambor@suse.cz>
7871 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7872 that nodes are relevant by examining the node->analyzed flag.
7873 (ipcp_init_stage): Check which nodes are relevant, assert that the
7874 relevant ones are also required.
7875 (ipcp_propagate_stage): Check on the side arrays are properly
7877 (ipcp_print_all_jump_functions): Make sure not to touch any node
7878 that is not analyzed or an edge that does not have a corresponding
7879 entry in the on-the-side vectors.
7880 (ipcp_function_scale_print): Likewise.
7881 (ipcp_update_callgraph): Check that the node is relevant.
7882 (ipcp_insert_stage): Check that the node is relevant. Check there is
7883 an info for every node and edge.
7884 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7885 (ipa_print_all_tree_maps): Likewise and a new variable info.
7886 (ipa_print_all_params_modified): Likewise.
7887 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7889 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7892 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7894 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7896 PR rtl-optimization/36753
7897 * fwprop.c (use_killed_between): Don't shortcut
7898 single-definition global registers.
7900 2008-07-16 Jan Hubicka <jh@suse.cz>
7902 * cgraph.h (varpool_empty_needed_queue): Declare.
7903 * cgraphunit.c (output_in_order): Mark all variables as needed;
7905 * varpool.c (varpool_assemble_node): Update debug queue.
7906 (varpool_assemble_pending_decls): Don't do it here.
7907 (varpool_empty_needed_queue): New function.
7909 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7911 * recog.c (peephole2_optimize): Fix formatting.
7913 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7915 * c-pch.c (get_ident): Avoid C++ keywords.
7916 * combine-stack-adj.c (single_set_for_csa): Likewise.
7917 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7918 output_asm_insn): Likewise.
7919 * reload.c (push_secondary_reload, find_reusable_reload,
7920 push_reload, combine_reloads, find_reloads,
7921 debug_reload_to_stream): Likewise.
7922 * reload.h (struct reload): Likewise.
7923 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7924 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7925 emit_output_reload_insns): Likewise.
7926 * targhooks.c (default_secondary_reload): Likewise.
7927 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7929 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7931 * recog.c (validate_change_1, validate_change,
7932 validate_unshare_change, validate_replace_rtx_1, struct
7933 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7935 * reload.c (push_secondary_reload, secondary_reload_class,
7936 scratch_reload_class, find_valid_class, find_reusable_reload,
7937 push_reload, find_dummy_reload, find_reloads_address_1,
7938 find_reloads_address_part, find_equiv_reg): Likewise.
7939 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7940 choose_reload_regs): Likewise.
7941 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7943 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7944 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7945 * sched-rgn.c (concat_INSN_LIST): Likewise.
7946 * stor-layout.c (mode_for_size, mode_for_size_tree,
7947 smallest_mode_for_size): Likewise.
7949 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7951 * cfg.c (dump_reg_info): Avoid C++ keywords.
7952 * dwarf2asm.c (dw2_force_const_mem,
7953 dw2_asm_output_encoded_addr_rtx): Likewise.
7954 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7955 * expmed.c (expand_shift): Likewise.
7956 * global.c (find_reg): Likewise.
7957 * graph.c (draw_edge): Likewise.
7958 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7959 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7960 widen_clz, widen_bswap, expand_parity, expand_unop,
7961 emit_cmp_and_jump_insn_1): Likewise.
7962 * postreload.c (reload_cse_simplify_operands): Likewise.
7963 * ra.h (add_neighbor): Likewise.
7964 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7965 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7966 record_reg_classes, copy_cost, record_address_regs,
7967 invalid_mode_change_p): Likewise.
7968 * regrename.c (regrename_optimize, scan_rtx_reg,
7969 dump_def_use_chain, find_oldest_value_reg,
7970 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7972 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7974 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7975 MASK_POWERPC64 for power4 in previous commit.
7977 2008-07-16 Olivier Hainque <hainque@adacore.com>
7979 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7980 instead of bare conversion to cast const-ness away.
7982 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7984 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7985 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7986 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7987 (TARGET_FUNCTION_VALUE): Define.
7989 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7991 * config/rs6000/rs6000.c (processor_target_table): Add
7992 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7994 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7997 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7998 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7999 m32c_legitimize_reload_address.
8001 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
8003 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8004 DECL_IN_SYSTEM_HEADER in sync.
8006 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8008 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8009 * tree-ssa-pre.c (pre_expr_eq): Ditto
8010 (get_constant_for_value_id): Take a type as an argument.
8011 (fully_constant_expression): Pass in type.
8012 (find_or_generate_expression): Short circuit constant case.
8013 (create_expression_by_pieces): Remove special casing of
8015 (do_regular_insertion): Short circuit constant case.
8016 (do_partial_partial_insertion): Ditto.
8018 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8021 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8023 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8025 * config/xtensa/libgcc-xtensa.ver: New file.
8026 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8028 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8030 * df-problems.c (df_set_note): Avoid C++ keywords.
8031 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8032 * dse.c (record_store, remove_useless_values): Likewise.
8033 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8034 gen_reg_rtx_offset, operand_subword, change_address_1,
8035 change_address, adjust_address_1, offset_address,
8036 widen_memory_access, emit_copy_of_insn_after): Likewise.
8037 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8038 * fwprop.c (should_replace_address, propagate_rtx_1,
8039 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8041 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8042 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8043 * lcm.c (compute_insert_delete, pre_edge_lcm,
8044 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8045 * lower-subreg.c (resolve_reg_notes): Likewise.
8046 * mode-switching.c (optimize_mode_switching): Likewise.
8048 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8050 * bt-load.c (add_btr_def, migrate_btr_def,
8051 branch_target_load_optimize): Avoid C++ keywords.
8052 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8054 * combine.c (subst, simplify_set, make_extraction,
8055 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8056 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8057 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8059 2008-07-15 Richard Guenther <rguenther@suse.de>
8062 * c-common.c (strict_aliasing_warning): Do not warn for
8063 TYPE_REF_CAN_ALIAS_ALL pointers.
8064 (c_common_get_alias_set): may_alias types are not special.
8065 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8066 attribute and set can_ref_all accordingly.
8067 (build_reference_type_for_mode): Likewise.
8068 * doc/extend.texi (may_alias): Clarify.
8070 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8073 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8074 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8076 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8079 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8080 gcc_assert, instead call output_operand_lossage.
8082 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8084 * builtins.c (std_canonical_va_list): Treat structure based
8087 2008-07-15 Ben Elliston <bje@au.ibm.com>
8089 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8091 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
8093 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8096 2008-07-14 Jan Hubicka <jh@suse.cz>
8098 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8099 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8100 fix predicates and constraints.
8101 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8102 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8104 2008-07-14 Doug Kwan <dougkwan@google.com>
8106 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8107 additional option file arm/eabi.opt.
8108 * config/arm/eabi.h (File): New configuration file for EABI targets.
8109 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8110 SUBSUBTARGET_EXTRA_SPECS.
8111 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8112 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8113 from STARTFILE_SPEC so that it can be referenced in an override.
8114 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8115 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8116 can be referenced in an override.
8117 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8118 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8119 so that it can be referenced in an override.
8120 (LINK_SPEC): Use BPABI_LINK_SPEC.
8121 * config/arm/eabi.opt (File): New.
8123 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8125 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8126 (FIXED_VALUE_H): New variable.
8127 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8128 input.h, fixed-value.h.
8129 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8130 (BASIC_BLOCK_H): Use $(BITMAP_H).
8131 (FUNCTION_H): Add varray.h.
8132 (IPA_REFERENCE_H): Use $(BITMAP_H).
8133 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8134 (DF_H): Use $(BITMAP_H).
8135 (GGC_H): Add statistics.h.
8137 (INSN_ATTR_H): Use it.
8138 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8140 (SYMTAB_H): Add $(OBSTACK_H).
8141 (CPP_INTERNAL_H): New.
8142 (TREE_DUMP_H): Add tree-pass.h.
8143 (TREE_FLOW_H): Use $(BITMAP_H)
8144 (PRETTY_PRINT_H): Use $(INPUT_H).
8145 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8148 (many object files): Fix lots of header dependencies throughout.
8150 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8152 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8154 (s-gtyp-input): Use them to write tmp-gi.list.
8155 (echo_to_gi.list): Remove.
8157 2008-07-14 Richard Guenther <rguenther@suse.de>
8159 * tree-ssa-sccvn.c (pre_info): Remove.
8160 (switch_to_PRE_table): Likewise.
8161 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
8162 (set_hashtable_value_ids): Do not create value-ids for the
8164 (run_scc_vn): Remove double test. Remove bogus special-case
8165 in value-number printing.
8166 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
8167 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
8169 * tree-flow-inline.h (get_value_handle): Remove.
8170 * tree-flow.h (get_value_handle): Remove.
8172 2008-07-14 Martin Jambor <mjambor@suse.cz>
8174 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
8175 in which we generate arithmetics is not a subrange.
8177 2008-07-14 Martin Jambor <mjambor@suse.cz>
8179 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
8181 2008-07-14 Richard Guenther <rguenther@suse.de>
8183 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
8185 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
8188 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
8189 reload for symbol refs moved to r0 with -fPIC.
8190 (legitimize_pic_address): Use the target register as temporary
8192 (emit_symbolic_move): Adjust comment.
8193 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
8196 2008-07-14 Ben Elliston <bje@au.ibm.com>
8198 * c-common.h (C_CPP_HASHNODE): New macro.
8199 * coretypes.h (struct cpp_token): Forward declare.
8200 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8201 the context-sensitive keyword method.
8202 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
8203 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8204 expand_bool_pixel): New.
8205 (altivec_categorize_keyword): New function.
8206 (init_vector_keywords): New function.
8207 (rs6000_macro_to_expand): Likewise.
8208 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8209 compiling an ISO C dialect.
8211 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8213 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8214 (create_expression_by_pieces): Fix typo.
8215 (do_regular_insertion): Use debug counter here too.
8217 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
8220 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
8221 CONST_OK_FOR_LETTER_P. All port-local users changed.
8222 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
8223 implement Kp matching power-of-two.
8224 (CONSTRAINT_LEN): Define to match.
8225 * config/cris/cris.md: Replace all use of constraint K with Kc.
8226 ("*btst*): Use Kp for operand 0 of last alternative.
8228 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8231 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
8234 2008-07-13 Jan Hubicka <jh@suse.cz>
8236 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
8239 2008-07-13 Richard Guenther <rguenther@suse.de>
8242 * langhooks.c (lhd_print_error_function): Deal with recursive
8245 2008-07-12 Jan Hubicka <jh@suse.cz>
8247 * cgraph.c (assembler_name_hash): New static var.
8248 (hash_node_by_assembler_name, eq_assembler_name): New.
8249 (cgraph_node_for_asm): Use hashtable.
8250 (cgraph_remove_node): Maintain hashtable.
8251 (change_decl_assembler_name): Sanity check that names are not changing
8252 after aliasing was processed.
8253 * cgraph.h (varpoon_node): Add next GGC marker.
8254 * tree.c (decl_assembler_name_equal): Constify.
8255 (decl_assembler_name_hash): New.
8256 * tree.h (decl_assembler_name_equal): Constify.
8257 (decl_assembler_name_hash): Update.
8259 2008-07-12 David Daney <ddaney@avtrex.com>
8261 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8264 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
8266 * doc/md.texi: Document the MIPS "v" constraint.
8267 * config/mips/mips.h (reg_class): Revert last change.
8268 (REG_CLASS_NAMES): Likewise.
8269 (REG_CLASS_CONTENTS): Likewise.
8270 * config/mips/mips.c (mips_regno_to_class): Likewise.
8271 * config/mips/constraints.md (v): Likewise, but add documentation.
8272 Add a comment to say that this constraint should not be used in
8275 2008-07-11 DJ Delorie <dj@redhat.com>
8277 * config/h8300/h8300.md (length): Fix branch offset limit.
8279 2008-07-11 Anatoly Sokolov <aesok@post.ru>
8281 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
8282 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
8283 (avr_hard_regno_scratch_ok): New function.
8284 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8285 * config/avr/avr.md (all peepholes that request a scratch register):
8286 Remove avr_peep2_scratch_safe use.
8288 2008-07-11 Tom Tromey <tromey@redhat.com>
8289 Ian Lance Taylor <iant@google.com>
8291 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
8292 (struct c_common_resword): Define.
8293 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
8294 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8295 (c_common_reswords, num_c_common_reswords): Declare.
8296 * c-common.c (c_common_reswords): New global const array.
8297 (num_c_common_reswords): New const int.
8298 * c-parser.c (struct resword, reswords): Don't define.
8299 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
8300 (c_parse_init): Clarify mask code. Use c_common_reswords rather
8301 than reswords. If warning about C++ keywords, give them a special
8303 (c_lex_one_token): Warn about C++ keywords. Call
8304 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
8305 (c_parser_external_declaration): Look for RID_xxx rather than
8306 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
8307 (c_parser_statement_after_labels): Likewise.
8308 (c_parser_objc_class_instance_variables): Likewise.
8309 (c_parser_objc_class_declaration): Likewise.
8310 (c_parser_objc_try_catch_statement): Likewise.
8311 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
8312 (declspecs_add_type): Likewise.
8314 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
8316 * ggc-page.c (alloc_page):
8317 Substituting xmalloc, xcalloc with
8318 XNEWVEC and XCNEWVAR macros which add the
8321 2008-07-11 Richard Guenther <rguenther@suse.de>
8323 PR tree-optimization/36765
8324 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
8325 aliases from HEAP vars to SMTs.
8327 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8329 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
8330 * configure.ac (loose_warn): Move -Wc++-compat from here...
8331 (strict_warn): ...to here.
8332 * configure: Regenerate.
8334 2008-07-10 Joseph Myers <joseph@codesourcery.com>
8336 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
8337 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
8338 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
8339 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
8340 excluding more specific h8300-*-* and sh-*-* targets.
8342 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
8344 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
8346 (execute_pre): Call loop_optimizer_finalize in early exit.
8348 2008-07-10 Jakub Jelinek <jakub@redhat.com>
8351 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
8352 uids in the bitmap, not just VAR_DECL uids.
8354 PR rtl-optimization/36419
8355 * combine-stack-adj.c (adjust_frame_related_expr): New function.
8356 (combine_stack_adjustments_for_block): Call it if needed. Delete
8358 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
8359 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
8360 prologue sp adjustment.
8362 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
8365 * opts.c (print_ignored_options): Report postponed diagnostics for
8366 unknown -Wno-* options as warnings, not errors.
8367 (postpone_unknown_option_error): Renamed to...
8368 (postpone_unknown_option_warning): ... this.
8370 2008-07-09 Doug Kwan <dougkwan@google.com>
8373 2008-07-08 Doug Kwan <dougkwan@google.com>
8375 * config/arm/arm.opt (mandroid): New option.
8376 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8377 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8379 (CC1PLUS_SPEC): Same.
8381 (STARTFILE_SPEC): Same.
8382 (ENDFILE_SPEC): Same.
8383 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8386 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
8389 * config/mips/mips.h (reg_class): Remove V1_REG.
8390 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8391 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8393 (mips_get_tp): New function.
8394 (mips_legitimize_tls_address): Use it.
8395 * config/mips/constraints.md (v): Delete.
8396 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8397 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8398 After reload, split into a move and ...
8399 (*tls_get_tp_<mode>_split): ...this new instruction.
8401 2008-07-09 David Daney <ddaney@avtrex.com>
8403 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8405 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8407 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8408 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8410 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8411 htab_delete should be called. Don't free c.
8412 (lookup_tmp_var): Create temp_htab lazily.
8413 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8414 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8416 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8417 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8418 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8419 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8420 * tree-sra.c (generate_element_init): Likewise.
8421 * tree-mudflap.c (execute_mudflap_function_ops,
8422 execute_mudflap_function_decls): Likewise.
8423 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8424 * tree-gimple.h (struct gimplify_ctx): New type.
8425 (push_gimplify_context): Adjust prototype.
8427 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8429 * tree-ssa-pre.c (phi_translate_1): Update placement of
8432 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8434 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8435 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8436 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8437 * targhooks.c (default_hard_regno_scratch_ok): New function.
8438 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8439 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8440 * recog.c: Include "target.h".
8441 (peep2_find_free_register): Add check for global regs. Add target
8443 * Makefile.in (recog.o): Depend on target.h.
8445 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8447 * config/sh/sh.c (sh_canonical_va_list_type): New.
8448 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8450 2008-07-09 Raksit Ashok <raksit@google.com>
8452 * doc/invoke.texi (Option Summary): Mention new option
8453 -Wdisallowed-function-list=...
8454 (Warning Options): Document -Wdisallowed-function-list=...
8455 * common.opt (Wdisallowed-function-list=): New flag.
8456 * flags.h (warn_disallowed_functions): External definition of new
8457 boolean warning flag.
8458 (warn_if_disallowed_function_p): Declare new function.
8459 * opts.c (warning_disallowed_functions): New static variable.
8460 (warn_disallowed_functions): New boolean warning flag.
8461 (warn_if_disallowed_function_p): New function.
8462 (add_comma_separated_to_vector): Rename
8463 add_instrument_functions_exclude_list to this.
8464 (common_handle_option): Handle new option. Rename calls to
8465 add_instrument_functions_exclude_list into calls to
8466 add_comma_separated_to_vector.
8467 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8468 based on flag warn_disallowed_functions.
8470 2008-07-09 Christian Bruel <christian.bruel@st.com>
8472 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8473 instead of get_attr_length.
8475 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8477 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8479 * genemit.c (gen_insn): Likewise.
8480 * gengtype.c (note_def_vec): Likewise.
8481 * gengtype.h (note_def_vec): Likewise.
8482 * genoutput.c (struct data, output_insn_data, process_template,
8483 gen_expand, gen_split, note_constraint): Likewise.
8484 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8485 make_insn_sequence): Likewise.
8486 * gensupport.c (record_insn_name): Likewise.
8488 2008-07-08 Doug Kwan <dougkwan@google.com>
8490 * config/arm/arm.opt (mandroid): New option.
8491 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8492 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8494 (CC1PLUS_SPEC): Same.
8496 (STARTFILE_SPEC): Same.
8497 (ENDFILE_SPEC): Same.
8498 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8501 2008-07-08 Raksit Ashok <raksit@google.com>
8503 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8504 (set_storage_via_setmem): Fix expected_align parameter.
8505 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8506 missing from the list.
8507 * doc/md.texi (movmem): Explicitly state that expected alignment is
8508 to be expressed in bytes.
8509 (setmem): Explicitly state that expected alignment is to be expressed
8512 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8514 * reload.c (find_reloads_subreg_address): Do not require validity
8515 of address in original mode before reloading address.
8517 2008-07-07 Tianwei Sheng <tianweis@google.com>
8519 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8520 bounds array access.
8522 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8524 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8526 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8528 Fix PR tree-optimization/23455
8529 Fix PR tree-optimization/35286
8530 Fix PR tree-optimization/35287
8531 * Makefile.in (OBJS-common): Remove tree-vn.o.
8532 (tree-vn.o): Remove.
8533 * dbgcnt.def: Add treepre_insert debug counter.
8534 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8535 (debug_value_expressions): Ditto.
8536 (print_value_expressions): Ditto.
8537 * tree-pretty-print.c (dump_generic_node): Updated for
8538 VALUE_HANDLE removal.
8539 * tree-ssa-dom.c (record_equality): Ditto.
8540 (cprop_operand): Ditto.
8541 (lookup_avail_expr): Ditto.
8542 * tree-ssa-threadedge.c
8543 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8544 (simplify_control_stmt_condition): Ditto.
8545 * tree.c (tree_code_size): Ditto.
8546 (tree_node_structure): Ditto.
8547 (iterative_hash_expr): Ditto.
8549 * tree.h (VALUE_HANDLE_ID): Ditto.
8550 (VALUE_HANDLE_EXPR_SET): Ditto.
8551 (struct tree_value_handle): Ditto.
8552 (union tree_node): Ditto.
8553 * treestruct.def: Ditto.
8554 * tree-vn.c: Removed.
8555 * tree-ssa-pre.c: Rewritten entirely.
8556 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8557 (constant_value_ids): Ditto.
8558 (vn_nary_op_t): Moved to header.
8560 (vn_reference_op_t): Ditto
8561 (vn_reference_t): Ditto.
8562 (next_value_id): New variable.
8563 (VN_INFO): Add an assert.
8564 (vn_constant_eq): New function.
8565 (vn_constant_hash): Ditto.
8566 (get_or_alloc_constant_value_id): Ditto.
8567 (value_id_constant_p): Ditto.
8568 (vn_reference_compute_hash): De-staticify.
8569 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8570 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8571 (valueize_refs): Update opcode if it changes from ssa name to constant.
8572 (vn_reference_lookup_1): Add new argument.
8573 (vn_reference_lookup): Ditto.
8574 (vn_reference_lookup_pieces): New function.
8575 (vn_reference_insert): Add return type. Modify to deal with value ids.
8576 (vn_reference_insert_pieces): New function.
8577 (vn_nary_op_compute_hash): De-staticify.
8578 (vn_nary_op_eq): Ditto.
8579 (vn_nary_op_lookup_pieces): New function.
8580 (vn_nary_op_lookup): Add new argument.
8581 (vn_nary_op_insert_pieces): New function.
8582 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8583 (vn_phi_insert): Ditto.
8584 (visit_unary_op): Update for callee changes.
8585 (visit_binary_op): Ditto.
8586 (visit_reference_op_load): Ditto.
8587 (visit_reference_op_store): Ditto.
8588 (init_scc_vn): Init next_value_id, constant_to_value_id and
8590 (free_scc_vn): Free them.
8591 (set_hashtable_value_ids): New function.
8592 (run_scc_vn): Use it.
8593 (get_max_value_id): New function.
8594 (get_next_value_id): Ditto.
8595 (expressions_equal_p): Moved from tree-vn.c
8596 (sort_vuses): Ditto.
8597 (sort_vuses_heap): Ditto.
8598 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8600 * tree.c (iterative_hash_hashval_t): Made non-static
8601 * tree.h (iterative_hash_hashval_t): Declare it.
8603 2008-07-08 Martin Jambor <mjambor@suse.cz>
8605 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8606 instead of ipa_create_node_params.
8607 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8608 ipa_check_create_edge_args, free them with
8609 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8611 * ipa-prop.c: Include flags.h and tree-inline.h.
8612 (ipa_node_params_vector): New variable.
8613 (ipa_edge_args_vector): New variable.
8614 (edge_removal_hook_holder): New variable.
8615 (node_removal_hook_holder): New variable.
8616 (edge_duplication_hook_holder): New variable.
8617 (node_duplication_hook_holder): New variable.
8618 (ipa_detect_param_modifications): Check for presence of modified flags.
8619 (ipa_compute_jump_functions): Check for presence of jump functions.
8620 (ipa_free_edge_args_substructures): New function.
8621 (ipa_create_node_params): Removed.
8622 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8623 (ipa_free_node_params_substructures): New function.
8624 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8626 (ipa_edge_removal_hook): New function.
8627 (ipa_node_removal_hook): New function.
8628 (duplicate_array): New function.
8629 (ipa_edge_duplication_hook): New function.
8630 (ipa_node_duplication_hook): New function.
8631 (ipa_register_cgraph_hooks): New function.
8632 (ipa_unregister_cgraph_hooks): New function.
8633 (free_all_ipa_structures_after_ipa_cp): New function.
8635 * ipa-prop.h: Include vec.h.
8636 (ipa_node_params_t): New typedef with vector types for it.
8637 (ipa_edge_args_t): New typedef with vector types for it.
8638 (IPA_NODE_REF): Changed to access an on-the-side vector.
8639 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8640 (ipa_check_create_node_params): New function.
8641 (ipa_check_create_edge_args): New function.
8643 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8646 2008-07-07 Tom Tromey <tromey@redhat.com>
8648 * configure, config.in: Rebuilt.
8649 * configure.ac: Don't check for scandir or alphasort.
8651 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8653 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8654 types immediately after creating them.
8656 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8658 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8660 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8662 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8663 dump_constraint_graph.
8664 (dump_constraint_edge): New function.
8665 (dump_constraint_graph): New function.
8666 (debug_constraint_graph): New function.
8667 (dump_constraint): Removed useless comparison.
8668 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8669 (dump_constraint_graph): Declare.
8670 (debug_constraint_graph): Declare.
8671 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8673 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8675 * config/i386/i386.c (is_va_list_char_pointer): New.
8676 (ix86_va_start): Replace compare with ms_va_list_type_node
8677 by is_va_list_char_pointer.
8678 (ix86_gimplify_va_arg): Likewise.
8680 2008-07-07 Martin Jambor <mjambor@suse.cz>
8682 * cgraph.c (cgraph_edge_max_uid): New variable.
8683 (struct cgraph_edge_hook_list): New type.
8684 (struct cgraph_node_hook_list): New type.
8685 (struct cgraph_2edge_hook_list): New type.
8686 (struct cgraph_2node_hook_list): New type.
8687 (first_cgraph_edge_removal_hook): New variable.
8688 (first_cgraph_node_removal_hook): New variable.
8689 (first_cgraph_edge_duplicated_hook): New variable.
8690 (first_cgraph_node_duplicated_hook): New variable.
8691 (cgraph_add_edge_removal_hook): New function.
8692 (cgraph_remove_edge_removal_hook): New function.
8693 (cgraph_call_edge_removal_hooks): New function.
8694 (cgraph_add_node_removal_hook): New function.
8695 (cgraph_remove_node_removal_hook): New function.
8696 (cgraph_call_node_removal_hooks): New function.
8697 (cgraph_add_edge_duplication_hook): New function.
8698 (cgraph_remove_edge_duplication_hook): New function.
8699 (cgraph_call_edge_duplication_hooks): New function.
8700 (cgraph_add_node_duplication_hook): New function.
8701 (cgraph_remove_node_duplication_hook): New function.
8702 (cgraph_call_node_duplication_hooks): New function.
8703 (cgraph_create_edge): Assign to edge uid.
8704 (cgraph_remove_edge): Call edge removal hooks.
8705 (cgraph_node_remove_callees): Call edge removal hooks.
8706 (cgraph_node_remove_callers): Call edge removal hooks.
8707 (cgraph_remove_node): Call node removal hooks.
8708 (cgraph_clone_edge): Call edge duplication hooks.
8709 (cgraph_clone_node): Call node duplication hooks.
8711 * cgraph.h (cgraph_edge): New field uid.
8712 (cgraph_edge_hook): New type.
8713 (cgraph_node_hook): New type.
8714 (cgraph_2edge_hook): New type.
8715 (cgraph_2node_hook): New type.
8717 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8719 * config.in: Regenerate.
8721 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8723 * gcc.c (print_sysroot): New.
8724 (option_map, display_help, process_command): Handle the
8725 -print-sysroot option.
8726 (main): Print the sysroot if requested.
8727 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8729 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8732 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8734 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8736 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8737 (assign_parm_setup_block_p): Also check mode of entry_parm.
8739 2008-07-07 Richard Guenther <rguenther@suse.de>
8741 * tree-ssa-structalias.h (set_used_smts): Remove.
8742 * tree-ssa-structalias.c (used_smts): Likewise.
8743 (set_used_smts): Likewise.
8744 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8745 call to set_used_smts.
8747 2008-07-07 Richard Guenther <rguenther@suse.de>
8749 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8750 (new_var_info): Set it to false.
8751 (solution_set_add): Correctly handle pointers outside a var and
8753 (type_safe): Treat variables with is_full_var properly.
8754 (do_sd_constraint): Likewise.
8755 (do_ds_constraint): Likewise.
8756 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8757 (get_constraint_for_ptr_offset): New function.
8758 (get_constraint_for_component_ref): For addresses at least include
8759 the last field of the variable. Handle is_full_vars properly.
8760 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8761 (handle_ptr_arith): Remove.
8762 (find_func_aliases): Simplify assignment handling.
8763 (create_function_info_for): For parameter and result varinfos set
8765 (create_variable_info_for): Set is_full_var flag whenever we
8766 just created a single varinfo for a decl.
8767 (init_alias_vars): Initialize use_field_sensitive from
8768 max-fields-for-field-sensitive parameter.
8770 2008-07-07 Richard Guenther <rguenther@suse.de>
8772 PR tree-optimization/36713
8773 * tree-flow-inline.h (is_call_used): New function.
8774 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8775 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8776 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8778 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8780 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8782 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8784 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8786 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8787 Nathan Sidwell <nathan@codesourcery.com>
8789 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8790 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8792 * config/m68k/t-linux: New.
8793 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8796 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8798 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8799 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8802 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8804 * gcc.c (execute): Fix -Wc++-compat warning.
8806 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8809 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8810 constant for little endian.
8812 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8814 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8815 mips_base_mips16 instead of TARGET_MIPS16.
8816 (mips_base_mips16): Declare.
8817 * config/mips/mips.c (mips_base_mips16): Make global.
8818 (was_mips16_p): Remove GTY marker.
8819 (was_mips16_pch_p): New variable.
8820 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8821 (mips_override_options): Force to non-MIPS16 mode initially.
8822 Do not complain about MIPS16 PIC incompatibilities here.
8823 Only allow -mgpopt if -mexplicit-relocs is in force for
8826 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8828 * configure.ac: Check for caddr_t, define to char * if not defined.
8829 * configure: Regenerate.
8830 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8831 (mmap_gt_pch_use_address): Likewise.
8832 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8834 2008-07-06 Richard Guenther <rguenther@suse.de>
8836 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8837 (new_var_info): Deal with it.
8838 (solution_set_add): Likewise.
8839 (bitpos_of_field): Make signed, fix.
8840 (struct fieldoff): Remove type and decl fields. Make size field
8841 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8843 (fieldoff_compare): Deal with it.
8844 (push_fields_onto_fieldstack): Remove has_union argument, glob
8845 adjacent non-pointer fields together.
8846 (create_function_info_for): Do not set has_union.
8847 (create_variable_info_for): Simplify.
8849 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8851 * config.gcc (extra_headers): Add cross-stdarg.h for target
8852 x86_64-*-* and i?86-*-*.
8853 * config/i386/cross-stdarg.h: New.
8854 * builtins.c (std_fn_abi_va_list): New.
8855 (std_canonical_va_list_type): New.
8856 (stabilize_va_list): Replace va_list_type_node use by
8857 mtarget.canonical_va_list_type.
8858 (gimplify_va_arg_expr): Likewise.
8859 (expand_builtin_va_copy): Replace va_list_type_node use by
8860 mtarget.fn_abi_va_list.
8861 * tree-sra.c (is_va_list_type): New helper.
8862 (decl_can_be_decomposed_p): Replace
8863 va_list_type_node use by is_va_list_type.
8864 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8865 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8866 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8867 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8868 (ix86_enum_va_list): New.
8869 * config/i386/i386.c (sysv_va_list_type_node): New.
8870 (ms_va_list_type_node): New.
8871 (ix86_function_type_abi): Remove sorry.
8872 (ix86_build_builtin_va_list_abi): New.
8873 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8875 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8876 (ix86_init_builtins_va_builtins_abi): New.
8877 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8879 (ix86_handle_abi_attribute): New.
8880 (attribute_spec): Add sysv_abi and ms_abi.
8881 (ix86_fn_abi_va_list): New.
8882 (ix86_canonical_va_list_type): New.
8883 (ix86_enum_va_list): New.
8884 (TARGET_FN_ABI_VA_LIST): New.
8885 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8886 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8887 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8888 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8889 (TARGET_ENUM_VA_LIST): New.
8890 * expr.h (std_fn_abi_va_list): New.
8891 (std_canonical_va_list_type): New.
8892 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8893 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8894 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8895 TARGET_CANONICAL_VA_LIST_TYPE.
8896 * target.h (struct gcc_target): Add fn_abi_va_list hook
8897 and canonical_va_list_type hook.
8899 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8901 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8902 integral and pointer types.
8904 2008-07-04 Roger Sayle <roger@eyesopen.com>
8906 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8907 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8909 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8912 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8914 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8916 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8917 build_gimple_modify_stmt.
8918 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8919 gimple operand. Use fold_build* instead of build*.
8921 2008-07-04 Richard Guenther <rguenther@suse.de>
8923 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8924 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8925 properly to compute the reachability set if we do field-sensitive PTA.
8926 * invoke.texi (max-fields-for-field-sensitive): Document default.
8927 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8928 100 for optimize >= 2.
8930 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8932 * ggc-zone.c (lookup_page_table_if_allocated,
8933 set_page_table_entry, zone_find_object_size, alloc_small_page,
8934 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8935 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8936 -Wc++-compat and/or -Wcast-qual warnings.
8938 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8941 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8942 pic_offset_table_rtx to be marked as used here.
8943 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8944 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8945 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8946 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8949 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8951 * alloc-pool.c (hash_descriptor, eq_descriptor,
8952 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8953 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8955 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8956 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8957 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8958 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8961 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8963 * tree-flow.h (loop_only_exit_p): Declare.
8964 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8965 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8966 the number of iterations if it is constant. Otherwise, if this is the
8967 only possible exit of the loop, use the conservative estimate on the
8968 number of iterations of the entire loop if available.
8970 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8972 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8973 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8974 Add synchronization functions.
8975 * config/sync.c: New file.
8976 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8977 (LIBGCC_SYNC_CFLAGS): Likewise.
8979 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8982 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8983 (*pushtf_sse): New insn pattern.
8984 (pushtf splitters): New splitters.
8986 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8989 * predict.c (build_predict_expr): Use void_type_node for the tree
8990 type, instead of NULL_TREE.
8992 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8994 * config/i386/i386.c (contains_aligned_value_p): Return true
8996 (ix86_data_alignment): Align TCmode to 128bits.
8997 (ix86_local_alignment): Likewise.
8999 2008-07-03 Andrew Haley <aph@redhat.com>
9002 * vec.h (VEC_TA): New.
9003 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9004 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9005 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9006 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9007 (C_COMMON_FIXED_TYPES): Remove first arg.
9008 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9009 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9010 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9011 not to use empty macro arguments.
9013 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9015 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9016 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9017 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9018 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9019 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9020 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9021 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9022 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9023 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9024 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9025 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9026 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9027 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9028 config/rs6000/e500crtres64gpr.asm,
9029 config/rs6000/e500crtres64gprctr.asm,
9030 config/rs6000/e500crtrest32gpr.asm,
9031 config/rs6000/e500crtrest64gpr.asm,
9032 config/rs6000/e500crtresx32gpr.asm,
9033 config/rs6000/e500crtresx64gpr.asm,
9034 config/rs6000/e500crtsav32gpr.asm,
9035 config/rs6000/e500crtsav64gpr.asm,
9036 config/rs6000/e500crtsav64gprctr.asm,
9037 config/rs6000/e500crtsavg32gpr.asm,
9038 config/rs6000/e500crtsavg64gpr.asm,
9039 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9040 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9041 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9042 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9043 config/sparc/sol2-cn.asm: Remove .file directives.
9045 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9047 * resource.c (mark_referenced_resources): Look inside
9048 UNSPEC_VOLATILEs and ASM_INPUTs.
9050 2008-07-02 Ian Lance Taylor <iant@google.com>
9052 * rtlanal.c (add_reg_note): New function.
9053 * rtl.h (add_reg_note): Declare.
9054 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9055 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9056 * builtins.c (expand_builtin_longjmp): Likewise.
9057 (expand_builtin_nonlocal_goto): Likewise.
9058 * calls.c (emit_call_1, expand_call): Likewise.
9059 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9060 * cfglayout.c (fixup_reorder_chain): Likewise.
9061 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9062 (commit_one_edge_insertion): Likewise.
9063 * combine.c (move_deaths, distribute_notes): Likewise.
9064 * df-problems.c (df_set_note): Likewise.
9065 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9066 (set_unique_reg_note): Likewise.
9067 (emit_copy_of_insn_after): Likewise.
9068 * expr.c (expand_expr_real): Likewise.
9069 * gcse.c (add_label_notes): Likewise.
9070 * haifa-sched.c (create_check_block_twin): Likewise.
9071 * jump.c (mark_jump_label_1): Likewise.
9072 * loop-doloop.c (add_test, doloop_modify): Likewise.
9073 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9074 * lower-subreg.c (move_eh_region_note): Likewise.
9075 * optabs.c (emit_libcall_block): Likewise.
9076 * predict.c (predict_insn): Likewise.
9077 (combine_predictions_for_insn): Likewise.
9078 * recog.c (peephole2_optimize): Likewise.
9079 * regmove.c (try_auto_increment): Likewise.
9080 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9081 * reload.c (find_reloads): Likewise.
9082 * reload1.c (fixup_eh_region_note): Likewise.
9083 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9084 * reorg.c (delete_prior_computation): Likewise.
9085 (delete_computation, dbr_schedule): Likewise.
9086 * config/pa/pa.c (legitimize_pic_address): Likewise.
9087 * config/sh/sh.c (sh_reorg): Likewise.
9089 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9092 * config/libgcc-glibc.ver: Add %exclude.
9093 * config/m32r/libgcc-glibc.ver: Likwise.
9094 * config/s390/libgcc-glibc.ver: Likwise.
9095 * config/sh/libgcc-glibc.ver: Likwise.
9096 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9098 * config/i386/libgcc-glibc.ver: New.
9100 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9102 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9104 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9105 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9106 i[34567]86-*-linux*, x86_64-*-linux*. Add
9107 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9108 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9109 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9110 i[34567]86-*-linux*, x86_64-*-linux*.
9112 * libgcc-std.ver: Add empty GCC_4.4.0.
9114 * mkmap-symver.awk: Support multiple versions per symbol.
9116 * config/i386/i386.c (ix86_init_builtins): Always define
9117 __builtin_fabsq and __builtin_copysignq with fallbacks.
9118 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9119 and __builtin_copysignq if SSE2 isn't available.
9121 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9122 (LIBGCC2_TF_CEXT): Likwise.
9125 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9127 * config/i386/sfp-machine.h: Moved to libgcc.
9129 * config/i386/sfp-machine.h: New.
9130 * config/i386/t-linux: Likwise.
9132 * config/i386/t-darwin: Remove softfp_wrap_start and
9134 * config/i386/t-darwin64: Likewise.
9136 * config/i386/t-fprules-softfp64: Renamed to ...
9137 * config/i386/t-fprules-softfp: This.
9139 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9140 and softfp_wrap_end.
9142 2008-07-02 Jason Merrill <jason@redhat.com>
9144 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9146 * tree.c (ctor_to_list): New fn.
9147 * tree.h: Declare it.
9148 (CONSTRUCTOR_ELT): New macro.
9149 (CONSTRUCTOR_NELTS): New macro.
9151 2008-07-02 Richard Guenther <rguenther@suse.de>
9153 * tree-ssa-structalias.c (struct variable_info): Reorder
9154 to fill padding on 64bit hosts. Make collapsed_to an int.
9155 (get_varinfo_fc): Deal with that.
9156 (new_var_info): Likewise.
9157 (collapse_rest_of_var): Likewise.
9159 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9161 * doc/install.texi (--enable-java-home): Document.
9162 (--enable-aot-compile-rpm): Likewise.
9163 (--with-arch-directory): Likewise.
9164 (--with-os-directory): Likewise.
9165 (--with-origin-name): Likewise.
9166 (--with-arch-suffix): Likewise.
9167 (--with-jvm-root-dir): Likewise.
9168 (--with-jvm-jar-dir): Likewise.
9169 (--with-python-dir): Likewise.
9171 2008-07-02 Richard Guenther <rguenther@suse.de>
9173 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
9174 from decls explicitly. Merge operand checking from tuples.
9176 2008-07-02 Martin Jambor <mjambor@suse.cz>
9178 * tree-switch-conversion.c: Included timevar.h which I forgot before.
9180 2008-07-02 Martin Jambor <mjambor@suse.cz>
9182 * tree-switch-conversion.c: Included timevar.h
9183 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
9185 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
9187 2008-07-02 Martin Jambor <mjambor@suse.cz>
9189 * tree-switch-conversion.c: Corrected various comments and
9191 (build_constructors): Fixed minor formatting mistakes.
9193 * invoke.texi (Optimize Options): Corrected the
9194 switch-conversion-max-branch-ratio parameter.
9196 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
9198 * final.c (asm_insn_count): Return zero for an empty asm body.
9200 2008-07-02 Richard Guenther <rguenther@suse.de>
9202 * bitmap.h (bitmap_set_bit): Return bool.
9203 (bitmap_clear_bit): Likewise.
9204 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9205 write to the bitmap if it would.
9206 (bitmap_clear_bit): Likewise.
9207 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9208 bitmap_set_bit return value.
9209 (add_pred_graph_edge): Likewise.
9210 (add_graph_edge): Likewise.
9211 (do_sd_constraint): Likewise.
9212 (do_ds_constraint): Likewise.
9214 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9216 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9217 Fix -Wc++-compat and/or -Wcast-qual warnings.
9218 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9219 gen_regparm_prefix): Likewise.
9220 * vmsdbgout.c (write_modbeg, lookup_filename,
9221 vmsdbgout_source_line, vmsdbgout_init): Likewise.
9223 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
9225 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
9226 defaults.h definition apply.
9228 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9230 * function.c (assign_parm_remove_parallels): New.
9231 (assign_parm_setup_block_p): Do not return true for non-BLKmode
9233 (assign_parm_setup_block): Do not handle them.
9234 (assign_parm_setup_reg, assign_parm_setup_stack): Call
9235 assign_parm_remove_parallels.
9237 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9239 * c-typeck.c (convert_for_assignment): Use
9240 vector_targets_convertible_p.
9241 * c-common.c (vector_targets_convertible_p): New.
9242 * c-common.h (vector_targets_convertible_p): New prototype.
9243 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
9244 opaque_p_V2SI_type_node.
9246 2008-07-01 Steve Ellcey <sje@cup.hp.com>
9248 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
9251 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
9253 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
9254 TFmode constants via two element DImode vector for hosts with
9255 HOST_BITS_PER_WIDE_INT < 64.
9256 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
9257 also for HOST_BITS_PER_WIDE_INT < 64.
9259 2008-07-01 Richard Guenther <rguenther@suse.de>
9261 PR tree-optimization/36666
9262 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
9263 (get_constraint_exp_from_ssa_var): Split into ...
9264 (get_constraint_exp_for_temp): ... this ...
9265 (get_constraint_for_ssa_var): ... and that.
9266 Return constraint expressions for all touched sub-fields
9267 if the results address is not taken.
9268 (process_constraint): Remove assertion that aggregate
9269 assignments do not happen at this place.
9270 (get_constraint_for_component_ref): Add address_p argument.
9271 Return constraint expressions for all touched sub-fields
9272 if the results address is not taken.
9273 (do_deref): Use get_constraint_exp_for_temp.
9274 (get_constraint_for_1): Rename from ...
9275 (get_constraint_for): ... this. Add the old function as wrapper.
9276 (do_structure_copy): Use get_constraint_for_1.
9278 2008-07-01 Martin Jambor <mjambor@suse.cz>
9280 * Makefile.in (tree-switch-conversion.o): Add.
9281 (OBJS-common): Add tree-swtch-conversion.o.
9282 * passes.c (init_optimization_passes): Add pass_convert_switch.
9283 * tree-pass.h: (pass_convert_switch): Add.
9284 * tree-switch-conversion.c: New file.
9285 * gcc.dg/tree-ssa/cswtch.c: New testcase.
9286 * common.opt (ftree-cswtch): New option.
9287 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9288 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9289 * opts.c (decode_options): Set flag_tree_switch_conversion when
9290 optimization level is >= 2.
9291 * doc/invoke.texi (Optimize Options): Added description of
9292 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
9294 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9296 * config/darwin-driver.c (darwin_default_min_version): Fix
9297 -Wc++-compat warnings.
9299 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
9301 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
9304 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9306 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
9308 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9310 PR rtl-optimization/34744
9311 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
9312 (df_scan_free_internal): Free data structures not
9313 allocated in storage pools.
9314 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
9315 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
9316 df_scan_free_mws_vec.
9317 * dse.c (dse_step6): Free offset_map_p and offset_map_n
9320 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
9322 * config/i386/i386.c (contains_aligned_value_p): Return true
9324 (ix86_function_arg_boundary): Return its natural boundary
9326 (return_in_memory_32): Don't check TDmode.
9327 (ix86_split_to_parts): Support splitting into 4 parts and
9328 support TFmode for 32bit target.
9329 (ix86_split_long_move): Support splitting into 4 parts.
9330 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
9332 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
9333 (ix86_init_builtins): Here.
9334 (ix86_scalar_mode_supported_p): Always return true for TFmode.
9335 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
9336 'q' and 'w', respectively.
9338 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
9340 (movtf_internal): Likewise.
9341 (<code>tf2): Likewise.
9342 (*absnegtf2_sse): Likewise.
9343 (copysign<mode>3): Likewise.
9344 (copysign<mode>3_const): Likewise.
9345 (copysign<mode>3_var): Likewise.
9346 (define_split UNSPEC_COPYSIGN): Likewise.
9347 * config/i386/sse.md (*nandtf3): Likewise.
9348 (<code>tf3): Likewise.
9349 (*<code>tf3): Likewise.
9351 2008-06-30 Joey Ye <joey.ye@intel.com>
9352 H.J. Lu <hongjiu.lu@intel.com>
9354 * global.c (compute_regsets): Set frame_pointer_needed here.
9355 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
9357 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9359 * doc/install.texi (specific): Expand Windows build notes.
9361 2008-06-30 Ira Rosen <irar@il.ibm.com>
9363 PR tree-optimization/36648
9364 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
9365 number of prolog iterations by step. Fix the comment.
9367 2008-06-30 Richard Guenther <rguenther@suse.de>
9370 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
9371 handle calls from ECF_MALLOC functions.
9372 (handle_pure_call): ECF_MALLOC functions do not return
9374 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
9376 2008-06-29 Andreas Schwab <schwab@suse.de>
9378 * config/m68k/m68k.c (print_operand): Always print a float
9380 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
9381 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
9384 * config/rs6000/x-linux64: Remove never used file.
9386 2008-06-29 Richard Guenther <rguenther@suse.de>
9388 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9390 (struct alias_info): Move ...
9391 * tree-ssa-alias.c: ... here.
9392 (update_alias_info): Declare.
9393 (compute_may_aliases): Call it.
9394 (update_alias_info): New function.
9395 * tree-ssa-structalias.c (update_alias_info): Move ...
9396 * tree-ssa-alias.c (update_alias_info_1): ... here.
9397 * tree-ssa-structalias.c (process_constraint_1): Remove
9398 unused from_call argument. Rename to ...
9399 (process_constraint): ... this. Delete old wrapper.
9400 (make_constraint_to): Adjust callers.
9401 (handle_const_call): Likewise.
9402 (handle_pure_call): Likewise.
9403 (init_base_vars): Likewise.
9404 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9405 (find_func_aliases): We don't need structure copies for
9407 (make_constraint_from_anything): Remove.
9408 (create_variable_info_for): For globals make constraints
9409 from escaped, not from anything.
9410 (compute_points_to_sets): Do not call update_alias_info.
9411 (ipa_pta_execute): Use make_constraint_from.
9413 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9415 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9416 (bitmap.o-warn, dominance.o-warn): New.
9417 * configure.ac (cxx_compat_warn): Delete.
9418 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9419 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9421 * configure: Regenerate.
9423 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9426 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9428 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9429 * df-scan.c (df_notes_rescan): Likewise.
9430 * ggc-page.c (set_page_table_entry): Likewise.
9431 * intl.c (gcc_gettext_width): Likewise.
9432 * varasm.c (get_unnamed_section, get_noswitch_section,
9433 get_section): Likewise.
9435 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9437 * regrename.c (build_def_use): Don't copy RTX.
9439 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9441 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9442 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9443 punctuation. Use @ref instead of @xref.
9444 (Function Names): Remove stray @display/@end display.
9445 (C++ Attributes): Use @ref instead of @xref.
9446 (Deprecated Features): Fix punctuation around @xref.
9447 (Backwards Compatibility): Likewise.
9448 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9450 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9452 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9453 constants for E500 double.
9455 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9457 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9458 element type of const_vector.
9460 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9462 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9463 Remove FLAGS_REG clobber from expander pattern.
9464 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9465 (anddi3, andsi3, andhi3, andqi3): Ditto.
9466 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9467 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9468 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9469 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9470 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9471 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9472 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9473 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9475 2008-06-28 Richard Guenther <rguenther@suse.de>
9477 * tree-ssa-structalias.c (callused_id, var_callused,
9478 callused_tree): Add.
9479 (handle_pure_call): New function.
9480 (find_func_aliases): Call it.
9481 (find_what_p_points_to): Handle the call-used set.
9482 (clobber_what_escaped): Likewise.
9483 (compute_call_used_vars): New function.
9484 (init_base_vars): Init the call-used variable.
9485 (do_sd_constraint): Do not propagate the solution from CALLUSED
9486 but use CALLUSED as a placeholder.
9487 (solve_graph): Likewise.
9488 * tree-flow-inline.h (gimple_call_used_vars): New function.
9489 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9490 (compute_call_used_vars): Declare.
9491 * tree-ssa-alias.c (set_initial_properties): Call
9492 compute_call_used_vars.
9493 (reset_alias_info): Clear call-used variables.
9494 (add_call_clobber_ops): Assert we are not called for const/pure
9495 functions. Remove handling of them.
9496 (add_call_read_ops): Handle pure functions by adding the
9497 call-used set of variables as VUSEs.
9498 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9499 (delete_tree_ssa): Free it.
9500 * tree-dfa.c (remove_referenced_var): Clear the var from the
9503 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9505 * tree.c (build_varargs_function_type_list): New.
9506 (build_function_type_list_1): New.
9507 (build_function_type_list): Use build_function_type_list_1.
9508 * tree.h (build_varargs_function_type_list): New.
9510 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9513 * config/spu/spu.c (spu_builtin_splats): Do not generate
9514 invalid CONST_VECTOR expressions.
9515 (spu_expand_vector_init): Likewise.
9517 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9519 * optabs.c (libfunc_decls): New variable.
9520 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9521 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9522 for the same function twice.
9524 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9526 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9527 ix86_expand_binary_operator directly.
9528 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9530 (*ashrti3_1): Ditto.
9531 (*lshrti3_1): Ditto.
9532 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9533 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9534 using only one splitter. Conditionaly execute splitter before or
9535 after peephole2 pass.
9536 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9537 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9538 Use only one alternative in asm template.
9539 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9541 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9542 "J" operand constraint for operand 2.
9543 (*ashldi3_cconly_rex64): Ditto.
9544 (*ashrdi3_cmp_rex64): Ditto.
9545 (*ashrdi3_cconly_rex64): Ditto.
9546 (*lshrdi3_cmp_rex64): Ditto.
9547 (*lshrdi3_cconly_rex64): Ditto.
9548 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9549 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9550 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9553 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9555 * gimplify.c (omp_is_private): Don't return true if decl is not
9556 already private on #pragma omp for or #pragma omp parallel for.
9559 * tree-cfg.c (struct move_stmt_d): Replace block field with
9560 orig_block and new_block fields.
9561 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9562 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9563 (move_block_to_fn): Replace vars_map and new_label_map arguments
9564 with struct move_stmt_d pointer.
9565 (replace_block_vars_by_duplicates): New function.
9566 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9567 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9568 all subblocks of ORIG_BLOCK to the new function. Call
9569 replace_block_vars_by_duplicates.
9570 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9571 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9572 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9573 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9574 (expand_omp): Temporarily set input_location to the location of
9575 region's controlling stmt.
9576 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9577 BIND_EXPR, push ctx->block_vars and gimplification vars into
9578 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9580 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9581 there are any BLOCK_VARS.
9582 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9583 OMP_PARALLEL or OMP_TASK stmt.
9584 (lower_omp): Save and restore input_location around the lower_omp_1
9587 2008-06-27 Richard Guenther <rguenther@suse.de>
9589 PR tree-optimization/36400
9590 PR tree-optimization/36373
9591 PR tree-optimization/36344
9592 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9593 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9594 (update_alias_info): Remove call clobbering code.
9595 (make_constraint_to): New helper function.
9596 (make_escape_constraint): Likewise.
9597 (handle_rhs_call): Use it on all pointer containing arguments.
9598 Also mark the static chain escaped.
9599 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9600 instead of ANYTHING.
9601 (make_constraint_from): New helper split out from ...
9602 (make_constraint_from_anything): ... here.
9603 (find_func_aliases): Add constraints for escape sites.
9604 (intra_create_variable_infos): Make constraints from NONLOCAL
9606 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9608 (clobber_what_p_points_to): Remove.
9609 (clobber_what_escaped): New function.
9610 (init_base_vars): Init NONLOCAL and ESCAPED.
9611 (do_sd_constraint): Do not propagate the solution from ESCAPED
9612 but use ESCAPED as a placeholder.
9613 (solve_graph): Likewise.
9614 * tree-flow.h (clobber_what_p_points_to): Remove.
9615 (clobber_what_escaped): Declare.
9616 * tree-ssa-alias.c (set_initial_properties): Call it.
9617 Remove code clobbering escaped pointers.
9619 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9621 * function.c (allocate_struct_function): Only allocate a unique
9622 funcdef_no if the decl is nonzero.
9624 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9626 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9627 * config/mips/mips.c (mips_split_const_insns): New function.
9628 * config/mips/mips.md (move_type): New attribute.
9629 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9630 (dword_mode): New attribute.
9631 (type): Avoid long line. Map "move_type"s to "type"s,
9632 choosing "multi" for doubleword moves if appropriate.
9633 Swap MTC/MFC comments to match their declaration order.
9634 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9635 "type" is "branch" or "jal" is "direct".
9636 (length): Handle "extended_mips16" first. Make the default
9637 "0" for "ghost" instructions. Set the length from "move_type".
9638 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9639 of "type", with "sll0" for the register alternative. Remove the
9640 "extended_mips16" attribute.
9641 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9642 of "type", with "shift_shift" for the register alternative.
9643 Remove the "length" attribute.
9644 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9645 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9646 of "type", with "andi" for the register alternative.
9647 (*zero_extendqihi2): Likewise.
9648 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9649 of "andi" instead of a "type" of "arith".
9650 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9652 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9653 (mov_<store>r, *mov<mode>_ra): Likewise.
9654 (extendsidi2): Use "move_type" instead of "type", with "move"
9655 for the register alternative.
9656 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9657 of "type", with "signext" for the register alternative.
9658 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9659 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9660 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9661 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9662 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9663 (unnamed branch insn): Likewise.
9664 (*movdi_gp32_fp64): Fold into...
9665 (*movdi_32bit): ...here.
9666 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9667 (*movdf_hardfloat): ...this new pattern.
9668 (*movdf_softfloat): Remove redundant FPR alternatives.
9669 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9670 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9671 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9672 the "move" attribute.
9673 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9674 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9675 and "store" for COP loads and stores.
9676 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9677 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9678 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9679 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9680 (*movtf_mips16, *movv2sf): Likewise.
9681 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9682 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9683 (mfhc1<mode>): Use "move_type" instead of "move".
9684 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9685 (loadgp_blockage): Remove the "length" attribute.
9686 (blockage, set_got_version, update_got_version): Likewise.
9687 (call_internal): Remove the "extended_mips16" attribute.
9688 (call_value_internal, call_value_multiple_internal): Likewise.
9689 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9691 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9692 the "length" attribute.
9694 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9696 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9697 -Wcast-qual warnings.
9698 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9699 handle_pragma_pop_macro): Likewise.
9700 * collect2.c (resolve_lib_name): Likewise.
9701 * config/arc/arc.c (arc_init): Likewise.
9702 * config/arm/arm.c (neon_builtin_compare,
9703 locate_neon_builtin_icode): Likewise.
9704 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9705 * config/bfin/bfin.c (bfin_init_machine_status,
9706 bfin_optimize_loop): Likewise.
9707 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9708 * config/cris/cris.c (cris_init_expanders): Likewise.
9709 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9710 * config/darwin.c (machopic_indirection_eq,
9711 machopic_indirection_name, machopic_output_indirection): Likewise.
9712 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9713 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9714 frv_optimize_membar): Likewise.
9715 * config/i386/cygwin.h (mingw_scan,
9716 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9717 * config/i386/cygwin1.c (mingw_scan): Likewise.
9718 * config/i386/i386.c (machopic_output_stub): Likewise.
9719 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9720 i386_pe_unique_section): Likewise.
9721 * config/ia64/ia64.c (ia64_init_machine_status,
9722 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9724 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9725 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9726 * config/m68k/m68k.c (m68k_handle_option,
9727 m68k_sched_md_init_global): Likewise.
9728 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9729 mcore_unique_section): Likewise.
9730 * config/mips/mips.c (mips_block_move_straight,
9731 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9733 * config/mmix/mmix.c (mmix_init_machine_status,
9734 mmix_encode_section_info): Likewise.
9735 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9736 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9737 print_operand_address, output_toc, redefine_groups,
9738 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9739 * config/s390/s390.c (s390_init_machine_status): Likewise.
9740 * config/score/score.c (score_block_move_straight,
9741 score_block_move_loop_body): Likewise.
9742 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9743 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9744 * emit-rtl.c (find_auto_inc): Likewise.
9745 * gcc.c (translate_options, process_command): Likewise.
9746 * reorg.c (dbr_schedule): Likewise.
9747 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9748 * xcoffout.c (xcoffout_declare_function): Likewise.
9750 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9752 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9753 ipa-pta working again.
9755 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9757 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9760 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9762 * config.gcc (powerpc*-*-*): Add new core e500mc.
9763 * config/rs6000/e500mc.md: New file.
9764 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9766 (rs6000_override_options): Add e500mc case to
9767 processor_target_table. Altivec and Spe options not allowed
9768 with e500mc. Add isel instruction to e500mc by
9769 default. Initialize rs6000_cost for e500mc.
9770 (rs6000_issue_rate): Set issue rate for e500mc.
9771 * config/rs6000/rs6000.h (processor_type): Add
9772 PROCESSOR_PPCE500MC.
9773 (ASM_CPU_SPEC): Add e500mc.
9774 Set TARGET_ISEL to rs6000_isel.
9775 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9776 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9777 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9779 * doc/invoke.texi: Add e500mc to list of cpus.
9781 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9784 * c-lex.c (lex_charconst): Initialize unsignedp.
9786 2008-06-27 Olivier Hainque <hainque@adacore.com>
9788 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9789 documented assumptions.
9791 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9793 * dwarf2out.c: Remove trailing white spaces. Break long line
9796 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9798 * libfuncs.h (LTI_synchronize): New libfunc_index.
9799 (synchronize_libfunc): Declare.
9800 * builtins.c (expand_builtin_synchronize): Consider using
9801 synchronize_libfunc before falling back on an asm blockage.
9802 * config/mips/mips.c: Include libfuncs.h
9803 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9805 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9807 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9808 parameter. Copy stack_reg to r11 where appropriate.
9809 (no_global_regs_above): Add gpr parameter.
9810 (rs6000_stack_info): Only add padding for SPE save area if we
9811 are saving SPE GPRs and CR.
9812 (saveres_routine_syms): New variable.
9813 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9815 (rs6000_savres_routine_sym): New function.
9816 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9818 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9819 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9820 Tweak FPR out-of-line saving.
9821 (rs6000_make_savres_rtx): New function.
9822 (rs6000_use_multiple_p): New function.
9823 (rs6000_savres_strategy): New function.
9824 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9825 out-of-line if appropriate.
9826 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9827 if we are optimizing for size.
9828 (GP_SAVE_INLINE): Define.
9829 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9830 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9831 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9832 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9833 (*save_fpregs_<mode>): Add use of r11.
9834 (*restore_gpregs_<mode>): New insn.
9835 (*return_and_restore_gpregs_<mode>): New insn.
9836 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9838 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9839 (*restore_gpregs_spe): New insn.
9840 (*return_and_restore_gpregs_spe): New insn.
9841 * config/rs6000/predicates.md (save_world_operation): Fix check.
9843 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9845 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9846 this point, so assert that.
9848 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9850 * cfganal.c: Include vec.h and vecprim.h.
9851 (compute_idf): Import from...
9852 * tree-into-ssa (compute_idf): ...here.
9853 * basic-block.h (compute_idf): Export.
9855 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9857 * c-decl.c (merge_decls): Use !current_function_decl to check for
9858 extern declaration of C99 inline function being at file scope.
9860 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9862 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9864 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9866 * alias.c (record_alias_subset, init_alias_analysis): Fix
9867 -Wc++-compat and/or -Wcast-qual warnings.
9868 * attribs.c (lookup_attribute_spec): Likewise.
9869 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9870 copy_bb, connect_traces,
9871 find_rarely_executed_basic_blocks_and_cr): Likewise.
9872 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9873 note_btr_set, migrate_btr_defs): Likewise.
9874 * builtins.c (result_vector, expand_builtin_memcpy,
9875 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9876 builtin_memset_read_str, expand_builtin_printf,
9877 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9879 * caller-save.c (mark_set_regs): Likewise.
9880 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9881 * cgraph.c (cgraph_edge): Likewise.
9882 * combine.c (likely_spilled_retval_1): Likewise.
9883 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9884 htab_counts_entry_del, get_coverage_counts): Likewise.
9885 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9886 new_cselib_val): Likewise.
9887 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9888 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9890 * df-core.c (df_compact_blocks): Likewise.
9891 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9892 * df-scan.c (df_grow_reg_info, df_ref_create,
9893 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9894 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9895 df_record_entry_block_defs, df_record_exit_block_uses,
9896 df_bb_verify): Likewise.
9897 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9898 DF_REF_EXTRACT_MODE_CONST): New.
9899 * dominance.c (get_immediate_dominator, get_dominated_by,
9900 nearest_common_dominator, root_of_dom_tree,
9901 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9902 -Wc++-compat and/or -Wcast-qual warnings.
9903 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9904 record_store, replace_read, check_mem_read_rtx, scan_insn,
9905 dse_step1, dse_record_singleton_alias_set): Likewise.
9906 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9908 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9910 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9911 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9912 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9913 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9914 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9915 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9916 file_name_acquire, output_file_names, add_const_value_attribute,
9917 premark_used_types_helper, file_table_eq, file_table_hash,
9918 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9919 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9920 -Wcast-qual warnings.
9921 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9922 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9923 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9924 gen_reg_rtx, start_sequence, init_emit): Likewise.
9925 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9926 * except.c (init_eh_for_function, gen_eh_region,
9927 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9928 arh_to_landing_pad, arh_to_label, add_action_record,
9929 add_call_site, switch_to_exception_section): Likewise.
9930 * expmed.c (synth_mult): Likewise.
9931 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9932 store_expr): Likewise.
9933 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9935 * function.c (assign_stack_temp_for_type,
9936 allocate_struct_function, match_asm_constraints_1): Likewise.
9937 * gcov-io.c (gcov_allocate): Likewise.
9938 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9939 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9940 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9941 record_one_set, insert_expr_in_table, insert_set_in_table,
9942 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9943 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9944 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9945 -Wcast-qual warnings.
9947 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9949 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9950 -Wcast-qual warnings.
9951 * gcc.c (process_command): Likewise.
9952 * genattrtab.c (oballoc): Use XOBNEW.
9953 (oballocvec): Define.
9954 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9955 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9956 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9957 -Wc++-compat and/or -Wcast-qual warnings.
9958 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9959 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9960 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9961 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9962 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9963 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9964 add_excls, process_presence_absence_names,
9965 process_presence_absence_patterns, add_presence_absence,
9966 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9967 get_free_state, add_arc, get_free_automata_list_el,
9968 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9969 transform_3, cache_presence, create_ainsns, create_automata,
9970 create_state_ainsn_table, dfa_insn_code_enlarge,
9971 output_trans_func, output_min_issue_delay_func,
9972 output_dead_lock_func, output_reset_func,
9973 output_get_cpu_unit_code_func, output_dfa_start_func,
9974 expand_automata): Likewise.
9975 * genextract.c (gen_insn): Likewise.
9976 * gengtype-lex.l: Likewise.
9977 * gengtype.c (read_input_list, adjust_field_type,
9978 process_gc_options): Likewise.
9979 * genoutput.c (note_constraint): Likewise.
9980 * genpreds.c (mangle, add_constraint): Likewise.
9981 * genrecog.c (process_define_predicate, new_decision,
9982 add_to_sequence): Likewise.
9983 * gensupport.c (record_insn_name): Likewise.
9985 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9987 * config/i386/driver-i386.c (detect_caches_amd,
9988 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9989 and/or -Wcast-qual warnings.
9990 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9991 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9992 gt_pch_save): Likewise.
9993 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9994 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9995 * global.c (compute_regsets): Likewise.
9996 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9997 finish_graph_dump_file): Likewise.
9998 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9999 unlink_bb_notes): Likewise.
10000 * integrate.c (get_hard_reg_initial_val): Likewise.
10001 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10002 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10003 * local-alloc.c (update_equiv_regs): Likewise.
10004 * loop-invariant.c (check_invariant_table_size,
10005 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10007 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10008 altered_reg_used, mark_altered): Likewise.
10009 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10010 insert_var_expansion_initialization,
10011 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10012 release_var_copies): Likewise.
10013 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10014 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10015 analyze_accesses_for_phi_node, check_var_notmodified_p,
10016 check_allocation_function, find_sites_in_func,
10017 record_all_accesses_in_func, transform_access_sites,
10018 transform_allocation_sites): Likewise.
10019 * omp-low.c (new_omp_region, create_omp_child_function_name,
10020 check_omp_nesting_restrictions, check_combined_parallel,
10021 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10022 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10023 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10024 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10026 * opts-common.c (prune_options): Likewise.
10027 * opts.c (add_input_filename, print_filtered_help,
10028 get_option_state): Likewise.
10029 * params.c (add_params): Likewise.
10030 * passes.c (set_pass_for_id, next_pass_1,
10031 do_per_function_toporder, pass_fini_dump_file): Likewise.
10032 * postreload.c (reload_cse_simplify_operands): Likewise.
10033 * predict.c (tree_predicted_by_p, tree_predict_edge,
10034 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10036 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10038 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10040 * recog.c (check_asm_operands, validate_change_1): Likewise.
10041 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10042 subst_asm_stack_regs): Likewise.
10043 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10044 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10045 * regmove.c (reg_is_remote_constant_p): Likewise.
10046 * regrename.c (regrename_optimize, scan_rtx_reg,
10047 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10049 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10050 regstat_compute_calls_crossed): Likewise.
10051 * reload1.c (init_reload, new_insn_chain,
10052 has_nonexceptional_receiver, reload, copy_reloads,
10053 calculate_needs_all_insns, init_elim_table): Likewise.
10054 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10055 * rtl.c (shallow_copy_rtx_stat): Likewise.
10056 * rtlanal.c (parms_set): Likewise.
10057 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10058 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10059 * sched-ebb.c (earliest_block_with_similiar_load,
10060 add_deps_for_risky_insns): Likewise.
10061 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10062 schedule_region): Likewise.
10063 * see.c (eq_descriptor_pre_extension,
10064 hash_descriptor_pre_extension, hash_del_pre_extension,
10065 eq_descriptor_properties, hash_descriptor_properties,
10066 hash_del_properties, see_seek_pre_extension_expr,
10067 see_initialize_data_structures, see_print_register_properties,
10068 see_print_pre_extension_expr, see_delete_merged_def_extension,
10069 see_delete_unmerged_def_extension, see_emit_use_extension,
10070 see_pre_delete_extension, see_map_extension, see_commit_changes,
10071 see_analyze_merged_def_local_prop,
10072 see_analyze_merged_def_local_prop,
10073 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10074 see_set_prop_merged_def, see_set_prop_unmerged_def,
10075 see_set_prop_unmerged_use, see_print_one_extension,
10076 see_merge_one_use_extension, see_merge_one_def_extension,
10077 see_store_reference_and_extension, see_update_uses_relevancy,
10078 see_update_defs_relevancy): Likewise.
10079 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10080 hash_statistics_free, curr_statistics_hash): Likewise.
10081 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10082 expand_asm_operands, expand_return, case_bit_test_cmp,
10083 expand_case): Likewise.
10084 * stor-layout.c (start_record_layout): Likewise.
10085 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10086 gt_pch_save_stringpool): Likewise.
10087 * tree-data-ref.c (hash_stmt_vertex_info,
10088 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10089 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10091 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10094 * config/i386/i386.md : Change constraints of HImode and QImode
10095 immediate operands from "i" to "n". Change SImode "ni" constraint to
10096 "i" and SImode "rmi" constraint to "g". Remove all constraints
10097 from const0_operand and const1_operand predicated operands.
10098 (i): Change QImode and HImode attribute from "i" to "n".
10099 (*subqi_2): Change HImode operands to QImode.
10102 2008-06-25 Olivier Hainque <hainque@adacore.com>
10104 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10107 2008-06-25 Richard Guenther <rguenther@suse.de>
10109 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10110 not overflow the result type.
10112 2008-06-25 Richard Guenther <rguenther@suse.de>
10114 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10115 (vn_lookup): Likewise.
10117 2008-06-25 Richard Guenther <rguenther@suse.de>
10119 PR tree-optimization/35518
10120 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10121 * tree-sra.c (instantiate_element): Use fold_build3 to build
10123 (try_instantiate_multiple_fields): Likewise.
10125 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10127 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10130 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10132 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10133 use_backchain_to_restore_sp to true
10134 if the offset of the link register save area would go over the 32k - 1
10135 offset limit of the load
10138 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10140 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10141 anchor for the type-punning blurb. Cross-reference "Structures
10142 unions enumerations and bit-fields implementation". Provide a
10143 cast-through-pointer example. Make final sentence self-contained.
10144 * doc/implement-c.texi (Structures unions enumerations and
10145 bit-fields implementation): Cross-reference the type-punning blurb
10146 in the -fstrict-aliasing documentation.
10148 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10150 PR middle-end/36594
10151 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10152 the memory instead of the memory itself for the save area.
10154 2008-06-24 Olivier Hainque <hainque@adacore.com>
10155 Nicolas Roche <roche@adacore.com>
10157 * gengtype.c (srcdir_len): size_t instead of int.
10158 (get_file_realbasename): New function. For F a filename, the real
10159 basename of F, with all the path components stripped.
10160 (get_file_srcdir_relative_path): New function. For F a filename, the
10161 relative path to F from $(srcdir).
10162 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
10163 get_file_realbasename. Adjust the head comment.
10164 (get_prefix_langdir_index): New function. For F a filename, return the
10165 lang_dir_names[] relative index of the language directory that is
10167 (get_file_langdir): For F a filename, return the name of the language
10168 directory where F is located.
10169 (get_file_gtfilename): New function. The gt- output file name for an
10171 (get_output_file_with_visibility): Replace in-line computations with
10172 uses of get_file_gtfilename and get_prefix_langdir_index.
10173 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
10175 2008-06-24 Jakub Jelinek <jakub@redhat.com>
10177 PR tree-optimization/36504
10178 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
10179 references without base address.
10181 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10183 PR middle-end/36584
10184 * calls.c (expand_call): Increase alignment for recursive functions.
10186 2008-06-23 Anatoly Sokolov <aesok@post.ru>
10188 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
10189 (TARGET_FUNCTION_VALUE): New define.
10190 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
10191 * config/avr/avr.h (FUNCTION_VALUE): Remove.
10193 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10195 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
10196 (fmod<mode>3): Ditto.
10197 (remainderxf3): Ditto.
10198 (remainder<mode>3): Ditto.
10200 2008-06-23 Jakub Jelinek <jakub@redhat.com>
10203 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10204 REG is a hard register.
10206 PR tree-optimization/36508
10207 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10208 499, don't check it at all in release compilers.
10210 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10212 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10213 together with SSE_TARGET_MATH to disable insn pattern.
10214 (*fop_<MODEF:mode>_2_i387): Ditto.
10215 (*fop_<MODEF:mode>_3_i387): Ditto.
10217 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10219 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
10221 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10223 PR middle-end/34906
10224 * gimplify.c (gimplify_asm_expr): Check the return code of
10225 parse_output_constraint call, set function return and is_inout
10226 value if it failed.
10228 2008-06-22 Ian Lance Taylor <iant@google.com>
10230 * c-lex.c (narrowest_unsigned_type): Change itk to int.
10231 (narrowest_signed_type): Likewise.
10232 * c-typeck.c (c_common_type): Change local variable mclass to enum
10234 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
10235 tcc_comparison, not the tree code itself.
10236 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
10237 (c_expand_expr): Cast modifier to enum expand_modifier.
10238 * c-common.h (C_RID_CODE): Add casts.
10239 (C_SET_RID_CODE): Define.
10240 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
10241 (c_lex_one_token): Add cast to avoid warning.
10242 (c_parser_objc_type_name): Rename local typename to type_name.
10243 (check_no_duplicate_clause): Change code parameter to enum
10245 (c_parser_omp_var_list_parens): Change kind parameter to enum
10247 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
10248 c_parser_omp_list_var_parens.
10249 (c_parser_omp_threadprivate): Likewise.
10250 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
10251 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
10252 * c-format.c (NO_FMT): Define.
10253 (printf_length_specs): Use NO_FMT.
10254 (asm_fprintf_length_specs): Likewise.
10255 (gcc_diag_length_specs): Likewise.
10256 (scanf_length_specs): Likewise.
10257 (strfmon_length_specs): Likewise.
10258 (gcc_gfc_length_specs): Likewise.
10259 (printf_flag_specs): Change 0 to STD_C89.
10260 (asm_fprintf_flag_specs): Likewise.
10261 (gcc_diag_flag_specs): Likewise.
10262 (gcc_cxxdiag_flag_specs): Likewise.
10263 (scanf_flag_specs): Likewise.
10264 (strftime_flag_specs): Likewise.
10265 (strfmon_flag_specs): Likewise.
10266 (print_char_table): Likewise.
10267 (asm_fprintf_char_table): Likewise.
10268 (gcc_diag_char_table): Likewise.
10269 (gcc_tdiag_char_table): Likewise.
10270 (gcc_cdiag_char_table): Likewise.
10271 (gcc_cxxdiag_char_table): Likewise.
10272 (gcc_gfc_char_table): Likewise.
10273 (scan_char_table): Likewise.
10274 (time_char_table): Likewis.
10275 (monetary_char_table): Likewise.
10276 * c-format.h (BADLEN): Likewise.
10278 2008-06-21 Ian Lance Taylor <iant@google.com>
10280 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
10281 Define END_OF_BASE_TREE_CODES around inclusion.
10282 * tree.c (tree_code_type): New global array.
10283 (tree_code_length, tree_code_name): Likewise.
10284 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
10285 $(lang_tree_files).
10286 (all-tree.def, s-alltree): New targets.
10287 (gencheck.h, s-gencheck): Remove.
10288 (tree.o): Depend upon all-tree.def.
10289 (build/gencheck.o): Remove gencheck.h dependency.
10290 (mostlyclean): Don't remove gencheck.h.
10291 * c-common.h (enum c_tree_code): Remove.
10292 * c-lang.c (tree_code_type): Remove.
10293 (tree_code_length, tree_code_name): Remove.
10294 * gencheck.c (tree_codes): Include all-tree.def, rather than
10295 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
10297 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
10299 * cp/cp-tree.h (enum cplus_tree_code): Remove.
10300 (operator_name_info): Size to MAX_TREE_CODES.
10301 (assignment_operator_name_info): Likewise.
10302 * cp/cp-lang.c (tree_code_type): Remove.
10303 (tree_code_length, tree_code_name): Remove.
10304 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
10305 (assignment_operator_name_info): Likewise.
10306 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
10308 * cp/mangle.c (write_expression): Likewise.
10309 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
10310 * fortran/f95-lang.c (tree_code_type): Remove.
10311 (tree_code_length, tree_code_name): Remove.
10312 * java/java-tree.h (enum java_tree_code): Remove.
10313 * java/lang.c (tree_code_type): Remove.
10314 (tree_code_length, tree_code_name): Remove.
10315 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
10316 * objc/objc-act.h (enum objc_tree_code): Remove.
10317 * objc/objc-lang.c (tree_code_type): Remove.
10318 (tree_code_length, tree_code_name): Remove.
10319 * objcp/objcp-lang.c (tree_code_type): Remove.
10320 (tree_code_length, tree_code_name): Remove.
10321 * ada/ada-tree.h (enum gnat_tree_code): Remove.
10322 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
10323 * ada/misc.c (tree_code_type): Remove.
10324 (tree_code_length, tree_code_name): Remove.
10326 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
10328 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
10329 the grand_bitmap_obstack.
10331 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10333 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
10334 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
10335 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
10336 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
10337 move_stmt_r, new_label_mapper): Likewise.
10338 * tree-complex.c (cvc_lookup): Likewise.
10339 * tree-dfa.c (create_function_ann): Likewise.
10340 * tree-dump.c (dump_register): Likewise.
10341 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
10342 find_phi_replacement_condition): Likewise.
10343 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
10344 tree_function_versioning): Likewise.
10345 * tree-into-ssa.c (cmp_dfsnum): Likewise.
10346 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
10347 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
10348 get_nonlocal_debug_decl, convert_nonlocal_reference,
10349 convert_nonlocal_omp_clauses, get_local_debug_decl,
10350 convert_local_reference, convert_local_omp_clauses,
10351 convert_nl_goto_reference, convert_nl_goto_receiver,
10352 convert_tramp_reference, convert_call_expr): Likewise.
10353 * tree-outof-ssa.c (contains_tree_r): Likewise.
10354 * tree-parloops.c (reduction_phi, initialize_reductions,
10355 eliminate_local_variables_1, add_field_for_reduction,
10356 add_field_for_name, create_phi_for_local_result,
10357 create_call_for_reduction_1, create_loads_for_reductions,
10358 create_stores_for_reduction, create_loads_and_stores_for_name):
10360 * tree-phinodes.c (allocate_phi_node): Likewise.
10361 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
10362 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
10363 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
10364 * tree-ssa-coalesce.c (compare_pairs): Likewise.
10365 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
10366 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
10367 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
10368 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10369 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
10370 vn_nary_op_insert): Likewise.
10371 * tree-ssa.c (redirect_edge_var_map_add,
10372 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
10373 * tree-vectorizer.c (vectorize_loops): Likewise.
10374 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
10375 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
10376 tree_cons_stat, build1_stat, build_variant_type_copy,
10377 decl_init_priority_lookup, decl_fini_priority_lookup,
10378 decl_priority_info, decl_restrict_base_lookup,
10379 decl_restrict_base_insert, decl_debug_expr_lookup,
10380 decl_debug_expr_insert, decl_value_expr_lookup,
10381 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
10382 type_hash_add, get_file_function_name, tree_check_failed,
10383 tree_not_check_failed, tree_range_check_failed,
10384 omp_clause_range_check_failed, build_omp_clause,
10385 build_vl_exp_stat): Likewise.
10386 * value-prof.c (gimple_histogram_value,
10387 gimple_duplicate_stmt_histograms): Likewise.
10388 * var-tracking.c (attrs_list_insert, attrs_list_copy,
10389 unshare_variable, variable_union_info_cmp_pos, variable_union,
10390 dataflow_set_different_1, dataflow_set_different_2,
10391 vt_find_locations, variable_was_changed, set_variable_part,
10392 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10393 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10394 section_entry_hash, object_block_entry_eq,
10395 object_block_entry_hash, create_block_symbol,
10396 initialize_cold_section_name, default_function_rodata_section,
10397 strip_reg_name, set_user_assembler_name, const_desc_eq,
10398 build_constant_desc, output_constant_def, lookup_constant_def,
10399 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10400 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10401 default_internal_label): Likewise.
10402 * varray.c (varray_init, varray_grow): Likewise.
10403 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10405 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10407 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10408 operators for "test" insn. Macroize insn using SWI mode macro.
10409 (*jcc_fused_2): Ditto.
10410 (*jcc_fused_3): Macroize insn using SWI mode macro.
10411 (*jcc_fused_4): Ditto.
10413 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10415 * tree-ssa-pre.c: Fix typo in comment.
10416 (init_antic, fini_antic): Add explicit funtions for
10417 initializing and deinitializing ANTIC and AVAIL sets.
10418 (create_expression_by_pieces): Fix typo in comment.
10419 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10420 (execute_pre): Eventually dump details about ANTIC_IN.
10422 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10424 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10425 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10426 add_to_obstack, file_at_path, find_a_file, execute,
10427 add_preprocessor_option, add_assembler_option, add_linker_option,
10428 process_command, insert_wrapper, do_option_spec, do_self_spec,
10429 spec_path, do_spec_1, is_directory, main, used_arg,
10430 getenv_spec_function): Likewise.
10431 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10432 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10435 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10437 * doc/rtl.texi: Updated subreg section.
10439 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10442 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10443 node->needed and node->reachable.
10444 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10445 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10446 (expand_task_call): Don't call expand_task_copyfn.
10447 (expand_task_copyfn): Renamed to...
10448 (finalize_task_copyfn): ... this.
10450 2008-06-19 Jan Hubicka <jh@suse.cz>
10452 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10453 clobbering framepointer.
10455 2008-06-19 Jan Hubicka <jh@suse.cz>
10457 * tree-optimize.c (execute_early_local_optimizations): Set
10458 cgraph_state only at first invocation.
10460 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10462 * system.h (-Wc++-compat): Activate as a warning, no an error.
10464 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10466 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10467 instead of "#" in insn asm template.
10468 (*jcc_fused_2): Ditto.
10470 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10472 * config/i386/i386.h (ix86_tune_indices)
10473 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10474 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10475 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10476 (*jcc_fused_2): Ditto.
10477 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10478 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10479 (print operand): Handle 'E' and 'e' code.
10481 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10483 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10484 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10485 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10487 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10489 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10491 (cgraph_expand_function): Use local copy of decl.
10492 (cgraph_expand_all_functions): Remove redundant initialization of
10494 (cgraph_optimize): Reword internal_error message.
10496 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10498 * arm-protos.h (arm_return_in_memory): Remove public
10499 arm_return_in_memory() prototype.
10500 * arm.c (arm_return_in_memory): Add static prototype, add target
10501 hook macro, change definition and comments.
10502 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10504 2008-06-19 Ben Elliston <bje@au.ibm.com>
10506 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10507 real.c: Remove references to IEEE 754R.
10508 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10509 * doc/libgcc.texi (Decimal float library routines): Likewise.
10511 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10513 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10514 (default_unwind_word_mode): Add prototype.
10515 * targhooks.c (default_unwind_word_mode): New function.
10516 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10517 instead of word_mode.
10518 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10519 (TARGET_INITIALIZER): Use it.
10521 * c-common.c (handle_mode_attribute): Support "unwind_word"
10523 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10525 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10526 word_mode to access SjLj_Function_Context member "data".
10527 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10528 conversion from targetm.eh_return_filter_mode () to
10529 targetm.unwind_word_mode () if they differ.
10531 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10532 (BT_FN_UNWINDWORD_PTR): New function type.
10533 (BT_FN_WORD_PTR): Remove.
10534 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10535 * except.c (expand_builtin_extend_pointer): Convert pointer to
10536 targetm.unwind_word_mode () instead of word_mode.
10538 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10539 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10540 (spu_unwind_word_mode): New function.
10541 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10542 (TARGET_UNWIND_WORD_MODE): Define.
10543 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10545 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10547 * config/spu/spu.c (reg_align): Remove.
10548 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10549 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10550 (spu_split_store): Likewise.
10552 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10554 * gcc/tree-vn.c: Fix typo in comment.
10556 2008-06-18 Jan Hubicka <jh@suse.cz>
10558 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10559 toplevel reorder too.
10561 2008-06-18 Jan Hubicka <jh@suse.cz>
10563 * c-opts.c (c_common_post_options): PCH is not compatible with
10565 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10566 -fno-toplevel-reorder by default now.
10568 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10570 PR documentation/30739
10571 * doc/install.texi (Prerequisites): Document dependency on awk.
10573 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10574 Ian Lance Taylor <iant@google.com>
10576 PR rtl-optimization/35604
10577 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10578 only want to change jump destinations, not eventual label comparisons.
10580 2008-06-16 Jan Hubicka <jh@suse.cz>
10582 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10584 (cgraph_analyze_function): Likewise.
10586 2008-06-16 Jan Hubicka <jh@suse.cz>
10588 * cgraph.h (cgraph_mark_if_needed): New function.
10589 * cgraphunit.c (cgraph_mark_if_needed): New function.
10590 * c-decl.c (duplicate_decl): Use it.
10592 2008-06-16 Jan Hubicka <jh@suse.cz>
10594 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10597 2008-06-16 Jan Hubicka <jh@suse.cz>
10599 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10601 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10602 Kazu Hirata <kazu@codesourcery.com>
10603 Maxim Kuvyrkov <maxim@codesourcery.com
10605 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10606 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10607 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10608 EXTRA_SPEC_FUNCTIONS.
10609 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10610 (DRIVER_SELF_SPECS): Adjust.
10611 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10612 * config/mips/st.h, config/mips/t-st: New.
10613 * config/mips/driver-native.c, config/mips/x-native: New.
10614 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10617 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10619 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10621 (ISA_HAS_FP_CONDMOVE): New macro.
10622 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10623 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10624 (ISA_HAS_NMADD3_NMSUB3): New macro.
10625 * config/mips/mips.c (mips_rtx_costs): Update.
10626 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10627 compiling for ST Loongson 2E/2F.
10628 (madd<mode>): Rename to madd4<mode>. Update.
10629 (madd3<mode>): New pattern.
10630 (msub<mode>): Rename to msub4<mode>. Update.
10631 (msub3<mode>): New pattern.
10632 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10633 (nmadd3<mode>): New pattern.
10634 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10635 (nmadd3<mode>_fastmath): New pattern.
10636 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10637 (nmsub3<mode>): New pattern.
10638 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10639 (nmsub3<mode>_fastmath): New pattern.
10640 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10642 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10644 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10645 (DF_REF_INSN_INFO): New.
10646 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10647 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10648 with a NULL DF_REF_INSN_INFO.
10649 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10651 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10652 DF_INSN_INFO_EQ_USES): New.
10653 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10654 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10655 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10656 * df-core.c: Update comment for above changes.
10657 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10658 DF_INSN_UID_* macros.
10659 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10660 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10661 insn rtx. Update all callers.
10662 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10663 df_ref_create_structure, df_insn_refs_collect): Likewise.
10664 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10665 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10666 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10667 macros to access the insn refs.
10668 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10669 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10670 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10671 for accessing the refs.
10672 (try_fwprop_subst): Likewise.
10673 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10674 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10675 for accessing the refs.
10676 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10677 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10678 to look at the insn refs.
10679 (record_uses): Likewise.
10680 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10682 (mark_artificial_uses): Don't mark_insn for artificial refs.
10683 (mark_reg_rependencies): Likewise.
10685 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10687 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10689 * configure: Regenerate.
10691 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10693 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10694 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10695 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10697 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10699 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10700 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10701 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10703 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10705 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10706 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10707 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10709 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10711 * tree-ssa-sccvn.c: Fix format of comments.
10713 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10715 * cgraph.c: Remove unneeded forward declarations of eq_node()
10718 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10720 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10722 (see_update_relevancy): Likewise.
10723 * fwprop.c (try_fwprop_subst): Likewise.
10724 * rtlanal.c (noop_move_p): Likewise.
10725 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10726 notes to non-existing libcall blocks.
10727 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10729 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10730 (dead_libcall_p): Remove.
10731 (delete_trivially_dead_insns): Don't use it.
10732 * web.c (union_defs): Remove comment about keeping nops.
10733 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10734 (compute_hash_table_work): Don't track libcall notes.
10735 (do_local_cprop): Don't take libcall pointers. Don't update
10737 (adjust_libcall_notes): Deleted.
10738 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10739 ever have existed in the first place).
10740 (replace_store_insn): Don't try to remove libcall notes.
10741 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10742 (resolve_reg_notes): Don't call them.
10743 (resolve_simple_move): Likewise.
10744 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10745 Don't remove REG_RETVAL notes.
10746 * emit-rtl.c (try_split): Don't update libcall notes.
10747 (emit_copy_of_insn_after): Dito.
10748 * cselib.c (cselib_current_insn_in_libcall): Remove.
10749 (cselib_process_insn): Don't set/clear it.
10750 (new_elt_loc_list): Don't record it.
10751 (cselib_init): Don't initialize it.
10752 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10753 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10755 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10756 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10757 (init_deps): Don't initialize it.
10758 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10759 * combine.c (delete_noop_moves): Don't update libcall notes.
10760 (can_combine_p): Remove now pointless #if 0 block.
10761 (try_combine): Remove another obsolete #if 0 block.
10762 (distribute_notes): Don't distribute libcall notes.
10763 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10764 * dce.c (libcall_dead_p): Remove.
10765 (delete_unmarked_insns): Don't handle libcall blocks.
10766 (preserve_libcall_for_dce): Remove.
10767 (prescan_insns_for_dce): Don't special-case libcall block insns.
10768 * reload1 (reload): Don't handle libcall notes.
10769 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10772 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10774 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10775 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10776 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10778 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10780 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10781 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10782 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10784 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10786 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10788 2008-06-16 Ira Rosen <irar@il.ibm.com>
10790 PR tree-optimization/36493
10791 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10792 the arguments list. Use VECTYPE to create vector pointer.
10793 (vectorizable_store): Fail if accesses through a pointer to vectype
10794 do not alias the original memory reference operands.
10795 Call vect_create_data_ref_ptr without the removed argument.
10796 (vectorizable_load): Likewise.
10797 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10800 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10803 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10804 reg_equiv_constant.
10806 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10808 * config/mips/loongson2ef.md: New file.
10809 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10810 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10811 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10812 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10813 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10815 (loongson2ef.md): New include.
10816 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10817 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10818 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10819 (loongson_gt_<mode>, loongson_extract_halfword)
10820 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10821 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10822 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10823 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10824 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10825 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10826 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10827 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10828 (vec_interleave_low<mode>): Define type attribute.
10829 * config/mips/mips.c (mips_ls2): New static variable.
10830 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10831 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10832 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10833 Implement target scheduling hooks.
10834 (mips_multipass_dfa_lookahead): Update to handle tuning for
10836 (mips_sched_init): Initialize data for Loongson scheduling.
10837 (mips_ls2_variable_issue): New static function.
10838 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10840 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10841 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10842 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10843 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10844 Handle ST Loongson 2E/2F cores.
10845 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10847 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10849 * omp-low.c (extract_omp_for_data): Fix comment typo.
10852 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10854 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10855 FIXME note about gcc/config.guess.
10856 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10857 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10858 * doc/cppopts.texi: Likewise.
10859 * doc/extend.texi: Likewise.
10860 * doc/gcc.texi: Likewise.
10861 * doc/gccint.texi: Likewise.
10862 * doc/gcov.texi: Likewise.
10863 * doc/gty.texi: Likewise.
10864 * doc/hostconfig.texi: Likewise.
10865 * doc/install.texi: Likewise.
10866 * doc/invoke.texi: Likewise.
10867 * doc/loop.texi: Likewise.
10868 * doc/makefile.texi: Likewise.
10869 * doc/md.texi: Likewise.
10870 * doc/passes.texi: Likewise.
10871 * doc/tm.texi: Likewise.
10872 * doc/tree-ssa.texi: Likewise.
10873 * doc/trouble.texi: Likewise.
10875 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10876 Nathan Sidwell <nathan@codesourcery.com>
10877 Maxim Kuvyrkov <maxim@codesourcery.com>
10878 Richard Sandiford <rdsandiford@googlemail.com>
10880 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10881 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10882 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10884 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10885 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10886 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10888 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10889 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10890 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10891 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10892 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10893 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10894 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10895 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10896 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10897 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10898 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10899 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10900 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10901 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10902 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10903 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10904 (mips_builtins): Add Loongson builtins.
10905 (mips_loongson_2ef_bdesc): New.
10906 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10907 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10908 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10909 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10911 (mips_expand_vector_init): New.
10912 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10913 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10915 * config/mips/mips.md: Add unspec numbers for Loongson
10916 builtins. Include loongson.md.
10917 (MOVE64): Include Loongson vector modes.
10918 (SPLITF): Include Loongson vector modes.
10919 (HALFMODE): Handle Loongson vector modes.
10920 * config/mips/loongson.md: New.
10921 * config/mips/loongson.h: New.
10922 * config.gcc: Add loongson.h header for mips*-*-* targets.
10923 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10925 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10927 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10928 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10929 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10930 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10931 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10932 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10933 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10934 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10935 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10936 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10937 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10938 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10939 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10940 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10941 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10942 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10943 Remove use_fixproto=yes.
10944 (ia64*-*-hpux*): Remove comment about using fixproto.
10945 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10947 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10949 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10951 * configure: Regenerate.
10953 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10955 PR middle-end/36520
10956 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10957 before evaluating it.
10959 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10962 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10963 nested inline functions.
10964 (start_decl, start_function): Don't invert DECL_EXTERNAL
10965 for nested inline functions.
10967 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10969 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10970 splits that must be made for correctness.
10972 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10974 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10975 (AVAIL_NON_MIPS16): Likewise.
10976 (mips_builtin_description): Replace target_flags with a predicate.
10977 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10978 (dspr2_32): New availability predicates.
10979 (MIPS_BUILTIN): New macro.
10980 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10981 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10982 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10983 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10984 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10985 (mips_dsp_32only_bdesc): Merge into...
10986 (mips_builtins): ...this new array.
10987 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10988 (mips_init_builtins): Update after above changes.
10989 (mips_expand_builtin_1): Merge into...
10990 (mips_expand_builtin): ...here and update after above changes.
10992 2008-06-12 Paul Brook <paul@codesourcery.com>
10994 * longlong.h (__arm__): Define count_leading_zeros.
10995 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10996 (clzsi2, clzdi2): New functions.
10997 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10998 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10999 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11000 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11001 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11002 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11003 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11004 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11005 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11006 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11008 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11010 * config/m68k/m68k.c (m68k_tune_flags): New.
11011 (override_options): Compute m68k_tune_flags.
11012 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11013 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11015 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11017 PR middle-end/36506
11018 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11020 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11022 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11023 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11025 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11027 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11028 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11030 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11032 PR middle-end/36506
11033 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11036 2008-06-12 Richard Guenther <rguenther@suse.de>
11038 PR tree-optimization/36345
11039 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11040 add memory_tag_needed flag.
11041 (may_alias_p): Declare.
11042 * tree-ssa-alias.c (may_alias_p): Export.
11043 (set_initial_properties): Use memory_tag_needed flag.
11044 (update_reference_counts): Likewise.
11045 (reset_alias_info): Reset memory_tag_needed flag.
11046 (create_name_tags): Check memory_tag_needed flag.
11047 (dump_points_to_info_for): Dump it.
11048 * tree-ssa-structalias.c (struct variable_info): Remove
11049 directly_dereferenced flag.
11050 (new_var_info): Do not initialize it.
11051 (process_constraint_1): Do not set it.
11052 (update_alias_info): Set is_dereferenced flag.
11053 (set_uids_in_ptset): Use may_alias_p.
11054 (set_used_smts): Check memory_tag_needed flag.
11055 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11056 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11057 memory_tag_needed flag.
11058 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11059 from broken design.
11061 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11063 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11064 red zone for w64 abi.
11065 (ix86_expand_prologue): Likewise.
11066 (ix86_force_to_memory): Likewise.
11067 (ix86_free_from_memory): Likewise.
11069 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11072 * config/rs6000/rs6000.c (rs6000_override_options): Set
11073 rs6000_isel conditionally to the absence of comand line override.
11074 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11075 Remove duplicate rs6000_isel setting.
11076 * config/rs6000/eabispe.h: Ditto.
11078 2008-06-11 Richard Guenther <rguenther@suse.de>
11080 * alias.c (get_alias_set): Use the element alias-set for arrays.
11081 (record_component_aliases): For arrays and vectors do nothing.
11082 * c-common.c (strict_aliasing_warning): Handle the cases
11083 of alias set zero explicitly.
11084 * Makefile.in (dfp.o-warn): Add -Wno-error.
11086 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11088 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11090 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11091 tune_32 tune_64 to supported_defaults. Allow values not
11092 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11093 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11094 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11095 with_cpu_64 to generic for 64-bit-supporting configurations, not
11096 with_cpu. Remove FIXMEs.
11097 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11098 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11099 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11100 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11101 arch_32 and arch_64.
11103 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11104 Olivier Hainque <hainque@adacore.com>
11106 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11107 Use DECL_SIZE_UNIT to retrieve the size of the field.
11109 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11111 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11112 with function calls after declarations. Lay out
11113 neon_float_type_node before further use.
11115 2008-06-11 Richard Guenther <rguenther@suse.de>
11117 * tree-flow.h (may_point_to_global_var): Declare.
11118 * tree-ssa-alias.c (may_point_to_global_var): New function.
11119 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11121 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11123 * configure.ac: Teach that fido supports .debug_line.
11124 * configure: Regenerate.
11126 2008-06-10 Tom Tromey <tromey@redhat.com>
11128 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11131 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11133 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11134 (encode_decimal64, decode_decimal64, encode_decimal128,
11135 decode_decimal128): Reverse order of 32-bit parts of value if host
11136 and target endianness differ.
11138 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11140 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11141 Avoid division by 0.
11142 (tree_mod_pow2_value_transform): Likewise.
11143 (tree_ic_transform): Likewise.
11144 (tree_stringops_transform): Likewise.
11145 (tree_mod_subtract_transform): Likewise.
11146 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11147 (copy_edges_for_bb): Likewise.
11148 (initialize_cfun): Likewise.
11150 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11152 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11153 nonmemory_operand. Add "N" operand constraint.
11155 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11156 (*jcc_btsi_mask): Ditto.
11157 (*jcc_btsi_mask_1): Ditto.
11159 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11161 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
11162 TYPE_CANONICAL for copied element type.
11164 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11167 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
11168 Add m_CORE2 and m_GENERIC.
11169 * config/i386/predicates.md (bt_comparison_operator): New predicate.
11170 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
11172 (*jcc_btdi_rex64): New instruction and split pattern.
11173 (*jcc_btsi): Ditto.
11174 (*jcc_btsi_1): Ditto.
11175 (*btsq): Fix Intel asm dialect operand order.
11179 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
11181 PR middle-end/36447
11182 * simplify-rtx.c (simplify_subreg): Add check for shift count
11185 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
11187 * doc/md.texi: Synchronize with later constraints.md change.
11188 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
11189 with a C implementation.
11190 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
11192 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
11193 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
11194 when moving to and from MD_REGNUM.
11195 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
11196 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
11197 Handle byte and halfword moves.
11198 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
11200 * config/mips/constraints.md (h): Turn into NO_REGS.
11201 (l, x): Update documentation.
11202 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
11203 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11204 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11205 (HILO): New mode iterator.
11207 (any_div): New code iterator.
11208 (u): Extend code attribute to div and udiv.
11209 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11210 d_operand in the splitters. Remove redundant CONST_INT checks.
11211 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11212 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11213 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11214 accordingly, using normal moves instead of unspecs to move LO into
11215 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11216 (<u>mulsidi3): Handle expansion in C code.
11217 (<u>mulsidi3_32bit_internal): Rename to...
11218 (<u>mulsidi3_32bit): ...this.
11219 (<u>mulsidi3_32bit_r4000): Fix insn separator.
11220 (*<u>mulsidi3_64bit): Rename to...
11221 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
11222 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
11223 to set LO and HI to the multiplication result. Use a normal move
11224 for MFLO and an unspec for MFHI.
11225 (*<u>mulsidi3_64bit_parts): Replace with...
11226 (<u>mulsidi3_64bit_hilo): ...this new instruction.
11227 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
11228 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
11229 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
11230 instead of HI. Split the instruction into a separate multiplication
11231 and MFHI if !TARGET_FIX_R4000.
11232 (<su>muldi3_highpart): Likewise.
11233 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
11234 and the "=h" clobber.
11235 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
11236 (<u>mulditi3): New expander.
11237 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
11238 (madsi): Remove "=h" clobber.
11239 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
11240 Force the modulus result to be a GPR and split the instruction into
11241 a division followed by an MFHI after reload.
11242 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
11243 (*lea_high64): Use d_operand in the define_peephole2. Likewise
11244 the MIPS16 HIGH define_split.
11245 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
11246 of acc<->gpr moves to "multi".
11247 (*movdi_64bit): Replace the single "x" alternative with
11248 alternatives for moving into and out of "a".
11249 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
11250 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
11251 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
11252 Use d_operand in the splitters. Remove redundant CONST_INT checks.
11253 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
11254 (movti): New expander.
11255 (*movti, *movti_mips16): New insns.
11256 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
11257 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
11258 (mthi<GPR:mode>_<HILO:mode>): Likewise.
11259 * config/mips/predicates.md (fpr_operand): Delete.
11260 (d_operand): New predicate.
11262 2008-06-09 Michael Meissner <michael.meissner@amd.com>
11264 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
11265 failure on some Bourne shells.
11266 (x86_64-*-*): Ditto.
11268 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
11270 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
11272 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11274 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
11275 (sparc-sun-solaris2*): Likewise.
11277 2008-06-09 Arnaud Charlet <charlet@adacore.com
11279 * doc/install.texi: Update requirements to build the Ada compiler.
11281 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
11283 * df-scan.c (struct df_scan_problem_data): Remove the
11284 mw_link_pool alloc pool.
11285 (df_scan_free_internal): Don't free it.
11286 (df_scan_alloc): Don't allocate it.
11287 * df.h (struct df_link): Update comment.
11289 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
11291 * except.h: Correct checks for when SJLJ exceptions must be used.
11293 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11295 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
11298 2008-06-08 Joseph Myers <joseph@codesourcery.com>
11300 PR tree-optimization/36218
11301 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
11302 configure for the build system.
11303 (BUILD_LDFLAGS): Define.
11304 * configure: Regenerate.
11305 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
11307 2008-07-08 Anatoly Sokolov <aesok@post.ru>
11310 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
11311 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
11312 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
11314 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
11316 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
11318 2008-06-07 Joseph Myers <joseph@codesourcery.com>
11320 * config.gcc (Obsolete configurations): Remove list of
11322 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
11323 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11324 targets matched by those patterns.
11325 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
11326 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
11327 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
11328 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
11329 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11330 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
11331 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
11332 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
11333 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
11334 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
11335 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
11336 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
11337 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
11338 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
11339 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
11340 Make code for Solaris 7 and greater unconditional for Solaris.
11341 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
11342 Remove --with-* handling.
11343 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
11344 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
11345 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
11346 LINK_OS_WINDISS_SPEC): Remove.
11347 * config/rs6000/sysv4.opt (mwindiss): Remove.
11348 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
11349 * configure: Regenerate.
11350 * doc/cpp.texi: Don't mention BeOS.
11351 * doc/extend.texi (interrupt): Don't mention MS1.
11352 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
11353 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
11354 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
11355 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
11356 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
11358 * doc/invoke.texi (MT Options): Remove.
11359 (-mwindiss): Remove.
11360 (CRIS Options): Remove cris-axis-aout references.
11361 (HPPA Options): Don't mention hppa1.1-*-pro.
11362 * doc/md.texi: (MorphoTech family): Remove.
11363 * libgcc2.c: Don't handle UWIN.
11364 * config/alpha/t-unicosmk: Remove.
11365 * config/alpha/unicosmk.h: Remove.
11366 * config/arm/kaos-arm.h: Remove.
11367 * config/arm/kaos-strongarm.h: Remove.
11368 * config/arm/strongarm-coff.h: Remove.
11369 * config/arm/strongarm-elf.h: Remove.
11370 * config/arm/strongarm-pe.h: Remove.
11371 * config/arm/t-strongarm-pe: Remove.
11372 * config/arm/t-xscale-coff: Remove.
11373 * config/arm/t-xscale-elf: Remove.
11374 * config/arm/xscale-coff.h: Remove.
11375 * config/arm/xscale-elf.h: Remove.
11376 * config/chorus.h: Remove.
11377 * config/cris/aout.h: Remove.
11378 * config/cris/aout.opt: Remove.
11379 * config/cris/t-aout: Remove.
11380 * config/i386/beos-elf.h: Remove.
11381 * config/i386/kaos-i386.h: Remove.
11382 * config/i386/ptx4-i.h: Remove.
11383 * config/i386/sco5.h: Remove.
11384 * config/i386/sco5.opt: Remove.
11385 * config/i386/sysv4-cpp.h: Remove.
11386 * config/i386/sysv5.h: Remove.
11387 * config/i386/t-beos: Remove.
11388 * config/i386/t-sco5: Remove.
11389 * config/i386/t-uwin: Remove.
11390 * config/i386/uwin.asm: Remove.
11391 * config/i386/uwin.h: Remove.
11392 * config/kaos.h: Remove.
11393 * config/mips/windiss.h: Remove.
11394 * config/mt: Remove directory.
11395 * config/pa/pa-osf.h: Remove.
11396 * config/pa/pa-pro-end.h: Remove.
11397 * config/pa/t-pro: Remove.
11398 * config/ptx4.h: Remove.
11399 * config/rs6000/beos.h: Remove.
11400 * config/rs6000/kaos-ppc.h: Remove.
11401 * config/rs6000/t-beos: Remove.
11402 * config/rs6000/windiss.h: Remove.
11403 * config/sh/kaos-sh.h: Remove.
11404 * config/sol2-6.h: Remove.
11405 * config/sparc/sol26-sld.h: Remove.
11406 * config/sparc/sysv4-only.h: Remove.
11407 * config/vax/bsd.h: Remove.
11408 * config/vax/t-memfuncs: Remove.
11409 * config/vax/ultrix.h: Remove.
11410 * config/vax/vaxv.h: Remove.
11411 * config/windiss.h: Remove.
11413 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11415 PR rtl-optimization/36438
11416 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11417 for vector shifts with constant scalar shift operands.
11419 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11421 * doc/invoke.texi: Document -march=xlr.
11422 * config/mips/xlr.md: New file.
11423 * config/mips/mips.md: Include it.
11425 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11426 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11427 (mips_rtx_cost_data): Likewise.
11429 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11431 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11432 PRE_INC and PRE_DEC cases.
11434 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11436 PR rtl-optimization/36419
11437 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11438 the emitting jump insn.
11441 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11442 is not bool, boolify the whole *expr_p and convert to the desired type.
11444 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11446 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11447 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11448 Add omp_private_outer_ref hook, add another argument to
11449 omp_clause_default_ctor hook.
11450 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11451 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11452 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11453 hook_tree_tree_tree_tree_null.
11454 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11455 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11456 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11457 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11458 * tree.def (OMP_TASK): New tree code.
11459 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11460 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11461 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11462 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11463 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11464 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11465 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11466 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11467 (OMP_DIRECTIVE_P): Add OMP_TASK.
11468 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11469 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11470 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11471 and OMP_CLAUSE_UNTIED entries.
11472 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11474 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11475 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11476 * tree-pretty-print.c (dump_omp_clause): Handle
11477 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11478 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11479 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11480 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11481 warning about unsigned iterators. Change decl/init/cond/incr
11482 arguments to TREE_VECs, check arguments for all collapsed loops.
11483 (c_finish_omp_taskwait): New function.
11484 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11486 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11487 default_function_array_conversion on init. Add par_clauses argument.
11488 If decl is present in parallel's lastprivate clause, change it to
11489 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11490 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11491 collapse count in clauses.
11492 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11493 c_parser_omp_for_loop callers.
11494 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11495 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11496 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11497 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11499 (c_parser_omp_clause_schedule): Handle schedule(auto).
11500 Include correct location in the error message.
11501 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11502 and PRAGMA_OMP_CLAUSE_UNTIED.
11503 (OMP_TASK_CLAUSE_MASK): Define.
11504 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11505 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11506 * tree-nested.c (convert_nonlocal_omp_clauses,
11507 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11508 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11509 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11510 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11512 (conver_nonlocal_reference, convert_local_reference,
11513 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11514 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11515 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11516 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11517 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11518 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11519 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11520 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11521 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11523 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11524 * c-common.h (c_finish_omp_taskwait): New prototype.
11525 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11526 * tree-parloops.c (create_parallel_loop): Create 1 entry
11527 vectors for OMP_FOR_{INIT,COND,INCR}.
11528 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11529 (make_edges): Handle OMP_TASK.
11530 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11531 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11532 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11533 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11534 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11535 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11536 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11537 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11538 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11539 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11540 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11541 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11542 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11543 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11544 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11545 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11546 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11547 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11548 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11549 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11550 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11551 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11552 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11553 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11554 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11555 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11556 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11557 original iterator is present in lastprivate clause or if
11558 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11559 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11560 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11561 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11562 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11563 if it is set, lookup var in outer contexts too. Handle
11564 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11565 to be implicitly determined firstprivate for task regions.
11566 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11567 if it is set, lookup var in outer contexts too. Set
11568 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11569 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11570 OMP_CLAUSE_UNTIED. Take region_type as last argument
11571 instead of in_parallel and in_combined_parallel.
11572 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11574 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11575 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11576 (new_omp_context): Set default_kind to
11577 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11578 (omp_region_type): New enum.
11579 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11580 fields, add region_type.
11581 (new_omp_context): Take region_type as argument instead of is_parallel
11582 and is_combined_parallel.
11583 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11584 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11585 ctx->is_combined_parallel checks.
11586 (gimplify_omp_task): New function.
11587 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11589 * omp-low.c (extract_omp_for_data): Use schedule(static)
11590 for schedule(auto). Handle pointer and unsigned iterators.
11591 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11592 Add loops argument. Extract data for collapsed OMP_FOR loops.
11593 (expand_parallel_call): Assert sched_kind isn't auto,
11594 map runtime schedule to index 3.
11595 (struct omp_for_data_loop): New type.
11596 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11597 Add loop, loops, collapse and iter_type fields.
11598 (workshare_safe_to_combine_p): Disallow combined for if
11599 iter_type is unsigned long long. Don't combine collapse > 1 loops
11600 unless all bounds and steps are constant. Adjust extract_omp_for_data
11602 (expand_omp_for_generic): Handle pointer, unsigned and long long
11603 iterators. Handle collapsed OMP_FOR loops. Adjust
11604 for struct omp_for_data changes. If libgomp function doesn't return
11605 boolean_type_node, add comparison of the return value with 0.
11606 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11607 pointer, unsigned and long long iterators. Adjust for struct
11608 omp_for_data changes.
11609 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11610 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11611 unsigned long long. Allocate loops array, pass it to
11612 extract_omp_for_data. For collapse > 1 loops use always
11613 expand_omp_for_generic.
11614 (omp_context): Add sfield_map and srecord_type fields.
11615 (is_task_ctx, lookup_sfield): New functions.
11616 (use_pointer_for_field): Use is_task_ctx helper. Change first
11617 argument's type from const_tree to tree. Clarify comment.
11618 In OMP_TASK disallow copy-in/out sharing.
11619 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11620 (install_var_field): Add mask argument. Populate both record_type
11621 and srecord_type if needed.
11622 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11624 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11625 and DECL_FIELD_OFFSET.
11626 (scan_sharing_clauses): Adjust install_var_field callers. For
11627 firstprivate clauses on explicit tasks allocate the var by value in
11628 record_type unconditionally, rather than by reference.
11629 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11630 Use is_taskreg_ctx instead of is_parallel_ctx.
11631 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11632 (create_omp_child_function_name): Add task_copy argument, use
11633 *_omp_cpyfn* names if it is true.
11634 (create_omp_child_function): Add task_copy argument, if true create
11635 *_omp_cpyfn* helper function.
11636 (scan_omp_parallel): Adjust create_omp_child_function callers.
11637 Rename parallel_nesting_level to taskreg_nesting_level.
11638 (scan_omp_task): New function.
11639 (lower_rec_input_clauses): Don't run constructors for firstprivate
11640 explicit task vars which are initialized by *_omp_cpyfn*.
11641 Pass outer var ref to omp_clause_default_ctor hook if
11642 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11643 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11644 OMP_CLAUSE_REDUCTION_INIT.
11645 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11646 avoid duplicate setting of fields. Handle
11647 OMP_CLAUSE_PRIVATE_OUTER_REF.
11648 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11649 copy-out if TREE_READONLY, only copy-in.
11650 (expand_task_copyfn): New function.
11651 (expand_task_call): New function.
11652 (struct omp_taskcopy_context): New type.
11653 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11655 (lower_omp_parallel): Rename to...
11656 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11657 Call create_task_copyfn if srecord_type is needed. Adjust
11659 (task_shared_vars): New variable.
11660 (check_omp_nesting_restrictions): Warn if work-sharing,
11661 barrier, master or ordered region is closely nested inside OMP_TASK.
11662 Add warnings for barrier if closely nested inside of work-sharing,
11663 ordered, or master region.
11664 (scan_omp_1): Call check_omp_nesting_restrictions even for
11665 GOMP_barrier calls. Rename parallel_nesting_level to
11666 taskreg_nesting_level. Handle OMP_TASK.
11667 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11668 work-sharing construct, continue looking for them on parent parallel
11670 (lower_omp_for_lastprivate): Add lastprivate clauses
11671 to the beginning of dlist rather than end. Adjust for struct
11672 omp_for_data changes.
11673 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11674 not after it. Handle collapsed OMP_FOR loops, adjust for
11675 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11676 (get_ws_args_for): Adjust extract_omp_for_data caller.
11677 (scan_omp_for): Handle collapsed OMP_FOR
11678 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11679 (lower_omp_single_simple): If libgomp function doesn't return
11680 boolean_type_node, add comparison of the return value with 0.
11681 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11682 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11683 (parallel_nesting_level): Rename to...
11684 (taskreg_nesting_level): ... this.
11685 (is_taskreg_ctx): New function.
11686 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11687 of is_parallel_ctx.
11688 (execute_lower_omp): Rename parallel_nesting_level to
11689 taskreg_nesting_level.
11690 (expand_omp_parallel): Rename to...
11691 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11692 Call omp_task_call for OMP_TASK regions.
11693 (expand_omp): Adjust caller, handle OMP_TASK.
11694 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11696 * bitmap.c (bitmap_default_obstack_depth): New variable.
11697 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11698 if argument is NULL and bitmap_default_obstack is already initialized.
11699 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11701 * matrix-reorg.c (matrix_reorg): Likewise.
11703 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11705 * config/i386/i386.md (*indirect_jump): Macroize using P
11706 mode iterator. Remove !TARGET_64BIT from insn constraints.
11707 (*tablejump_1): Ditto.
11708 (*indirect_jump_rex64): Remove insn pattern.
11709 (*tablejump_1_rex64): Ditto.
11710 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11711 and eh_return_si insn patterns.
11713 2008-06-06 Richard Guenther <rguenther@suse.de>
11715 * tree-ssa-structalias.c (merge_smts_into): Remove.
11716 (find_what_p_points_to): Do not bother to compute the
11717 points-to set for pt_anything pointers.
11718 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11719 for pt_anything pointers is ok.
11721 2008-06-06 Jan Hubicka <jh@suse.cz>
11723 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11725 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11727 * cgraph.c: Fix typos in comments.
11728 (cgraph_availability_names): Fix string typo.
11729 * fold-const.c: Fix typos in comments.
11730 (fold_binary): Fix typo in warning.
11731 * genautomata.c: Fix typos in comments.
11732 (check_presence_pattern_sets): Fix typo in local variable.
11733 (output_description): Fix typo in output.
11734 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11735 * hwint.h: Likewise.
11736 * matrix-reorg.c (check_allocation_function): Likewise.
11737 * omega.c (smooth_weird_equations): Likewise.
11738 * auto-inc-dec.c: Fix typos in comments.
11739 * bb-reorder.c: Likewise.
11740 * builtins.c: Likewise.
11741 * c-common.c: Likewise.
11742 * c-cppbuiltin.c: Likewise.
11743 * c-parser.c: Likewise.
11744 * c-pretty-print.c: Likewise.
11745 * cfgcleanup.c: Likewise.
11746 * cfgexpand.c: Likewise.
11747 * cfghooks.c: Likewise.
11748 * cfglayout.c: Likewise.
11749 * cfgloopmanip.c: Likewise.
11750 * cgraphunit.c: Likewise.
11751 * coverage.c: Likewise.
11752 * dbxout.c: Likewise.
11753 * df-byte-scan.c: Likewise.
11754 * df-core.c: Likewise.
11755 * df-problems.c: Likewise.
11756 * df-scan.c: Likewise.
11758 * dominance.c: Likewise.
11759 * domwalk.c: Likewise.
11761 * dwarf2out.c: Likewise.
11762 * emit-rtl.c: Likewise.
11763 * et-forest.c: Likewise.
11764 * function.c: Likewise.
11765 * function.h: Likewise.
11767 * gcov-io.c: Likewise.
11768 * gcov.c: Likewise.
11769 * gcse.c: Likewise.
11770 * genattrtab.c: Likewise.
11771 * ggc-page.c: Likewise.
11772 * gimplify.c: Likewise.
11773 * gthr-lynx.h: Likewise.
11774 * haifa-sched.c: Likewise.
11775 * ipa-cp.c: Likewise.
11776 * ipa-inline.c: Likewise.
11777 * ipa-prop.h: Likewise.
11778 * ipa-pure-const.c: Likewise.
11779 * ipa-struct-reorg.c: Likewise.
11780 * ipa-struct-reorg.h: Likewise.
11781 * ipa-type-escape.c: Likewise.
11783 * loop-doloop.c: Likewise.
11784 * mips-tfile.c: Likewise.
11785 * mkmap-flat.awk: Likewise.
11786 * mkmap-symver.awk: Likewise.
11787 * modulo-sched.c: Likewise.
11788 * omp-low.c: Likewise.
11789 * optabs.c: Likewise.
11790 * optabs.h: Likewise.
11791 * opts.c: Likewise.
11792 * passes.c: Likewise.
11793 * postreload-gcse.c: Likewise.
11794 * postreload.c: Likewise.
11795 * predict.c: Likewise.
11796 * pretty-print.h: Likewise.
11797 * profile.c: Likewise.
11798 * protoize.c: Likewise.
11799 * ra-conflict.c: Likewise.
11800 * real.c: Likewise.
11801 * recog.c: Likewise.
11802 * regclass.c: Likewise.
11803 * regs.h: Likewise.
11804 * reload.c: Likewise.
11805 * rtl-error.c: Likewise.
11806 * rtlanal.c: Likewise.
11807 * scan.h: Likewise.
11808 * sched-rgn.c: Likewise.
11810 * stmt.c: Likewise.
11811 * target.h: Likewise.
11812 * tree-dfa.c: Likewise.
11813 * tree-eh.c: Likewise.
11814 * tree-flow-inline.h: Likewise.
11815 * tree-inline.c: Likewise.
11816 * tree-into-ssa.c: Likewise.
11817 * tree-loop-distribution.c: Likewise.
11818 * tree-nested.c: Likewise.
11819 * tree-parloops.c: Likewise.
11820 * tree-pass.h: Likewise.
11821 * tree-pretty-print.c: Likewise.
11822 * tree-profile.c: Likewise.
11823 * tree-scalar-evolution.c: Likewise.
11824 * tree-sra.c: Likewise.
11825 * tree-ssa-alias-warnings.c: Likewise.
11826 * tree-ssa-ccp.c: Likewise.
11827 * tree-ssa-coalesce.c: Likewise.
11828 * tree-ssa-dom.c: Likewise.
11829 * tree-ssa-dse.c: Likewise.
11830 * tree-ssa-forwprop.c: Likewise.
11831 * tree-ssa-live.c: Likewise.
11832 * tree-ssa-live.h: Likewise.
11833 * tree-ssa-loop-im.c: Likewise.
11834 * tree-ssa-loop-ivopts.c: Likewise.
11835 * tree-ssa-loop-niter.c: Likewise.
11836 * tree-ssa-loop-prefetch.c: Likewise.
11837 * tree-ssa-phiopt.c: Likewise.
11838 * tree-ssa-phiprop.c: Likewise.
11839 * tree-ssa-sccvn.c: Likewise.
11840 * tree-ssa-ter.c: Likewise.
11841 * tree-ssa-threadupdate.c: Likewise.
11842 * tree-ssa.c: Likewise.
11843 * tree-vect-analyze.c: Likewise.
11844 * tree-vect-transform.c: Likewise.
11845 * tree-vectorizer.c: Likewise.
11846 * tree-vn.c: Likewise.
11847 * tree-vrp.c: Likewise.
11848 * tree.c: Likewise.
11849 * tree.def: Likewise.
11850 * tree.h: Likewise.
11851 * unwind-dw2-fde.c: Likewise.
11852 * unwind.inc: Likewise.
11853 * value-prof.c: Likewise.
11854 * vmsdbgout.c: Likewise.
11856 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11858 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11859 always place FP constants in the TOC for TARGET_POWERPC64.
11860 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11862 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11864 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11865 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11866 enable for TARGET_E500_DOUBLE.
11867 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11868 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11869 floating-point modes like integer modes for E500 double.
11870 (rs6000_legitimate_offset_address_p): Likewise.
11871 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11872 addressing for DDmode for E500 double.
11873 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11874 modes as using 64-bits of registers for E500 double.
11875 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11876 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11877 specially for E500 double.
11878 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11879 TDmode for E500 double.
11880 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11881 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11882 (rs6000_split_multireg_move): Do not handle TDmode specially for
11884 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11885 using 64-bit registers for E500 double.
11886 (emit_frame_save): Do not handle DDmode specially for E500 double.
11887 (gen_frame_mem_offset): Likewise.
11888 (rs6000_function_value): Do not call spe_build_register_parallel
11889 for DDmode or TDmode.
11890 (rs6000_libcall_value): Likewise.
11891 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11892 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11895 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11897 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11900 2008-06-04 Junjie Gu <jgu@tensilica.com>
11902 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11903 comparison for frame pointers.
11905 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11908 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11910 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11913 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11914 register is already smaller or equal to required mode.
11916 2008-06-04 Xinliang David Li <davidxl@google.com>
11918 * tree-call-cdce.c: New file.
11919 (cond_dead_built_in_calls): New static variable.
11920 (input_domain): New struct.
11921 (check_pow): New function.
11922 (check_builtin_call): Ditto.
11923 (check_target_format): Ditto.
11924 (is_call_dce_candidate): Ditto.
11925 (gen_one_condition): Ditto.
11926 (gen_conditions_for_domain): Ditto.
11927 (get_domain): Ditto.
11928 (gen_conditions_for_pow_cst_base): Ditto.
11929 (gen_conditions_for_pow_int_base): Ditto.
11930 (gen_conditions_for_pow): Ditto.
11931 (get_no_error_domain): Ditto.
11932 (gen_shrink_wrap_conditions): Ditto.
11933 (shrink_wrap_one_built_in_call): Ditto.
11934 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11935 (tree_call_cdce): Ditto.
11936 (gate_call_cdce): Ditto.
11937 (pass_call_cdce): New gimple pass.
11938 * passes.c: (init_optimization_passes): New pass.
11939 * tree-pass.h: New pass declaration.
11940 * opts.c (decode_options): New flag setting.
11941 * common.opt: Add -ftree-builtin-call-dce flag.
11942 * Makefile.in: Add new source file.
11943 * tempvar.def: New tv_id.
11944 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11946 2008-06-04 Richard Guenther <rguenther@suse.de>
11948 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11949 (is_call_clobbered): Always check var_ann->call_clobbered.
11950 (mark_call_clobbered): Always set var_ann->call_clobbered.
11951 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11952 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11953 (reset_alias_info): Clear call clobbering info on MTAGs and
11955 (set_pt_anything): Set pt_global_mem.
11956 (create_tag_raw): Adjust comment.
11957 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11959 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11960 Maxim Kuvyrkov <maxim@codesourcery.com>
11962 * config/m68k/m68k.opt (mxgot): New option.
11963 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11964 (m68k_output_addr_const_extra): New.
11965 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11966 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11967 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11968 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11970 2008-06-04 Richard Guenther <rguenther@suse.de>
11972 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11973 negative or non-representable offsets.
11975 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11977 * config/i386/i386.c (ix86_gen_leave): New.
11978 (ix86_gen_pop1): Likewise.
11979 (ix86_gen_add3): Likewise.
11980 (ix86_gen_sub3): Likewise.
11981 (ix86_gen_sub3_carry): Likewise.
11982 (ix86_gen_one_cmpl2): Likewise.
11983 (ix86_gen_monitor): Likewise.
11984 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11985 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11986 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11987 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11988 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11989 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11990 (ix86_expand_epilogue): Updated.
11991 (print_operand): Handle integer register operand for 'z'.
11992 (ix86_expand_strlensi_unroll_1): Likewise.
11993 (ix86_expand_strlen): Likewise.
11994 (ix86_expand_builtin): Likewise.
11995 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11996 mov{q}/mov{l} and add{q}/add{l}.
11998 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12000 * config/i386/i386.md (P): New mode iterator.
12001 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12002 using P mode iterator.
12003 (DFmode push_operand splitter): Ditto.
12004 (XFmode push_operand splitter): Ditto.
12005 (DFmode float_extend SFmode push_operand splitter): Ditto.
12006 (XFmode float_extend SFmode push_operand splitter): Do not generate
12007 SImode pushes for 64bit target. Macroize Dimode and SImode
12008 pushes using P mode iterator.
12009 (XFmode float_extend DFmode push_operand splitter): Ditto.
12011 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12013 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12014 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12015 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12016 return type to int.
12017 (ix86_call_abi_override): Remove check for call_used_regs.
12019 2008-06-03 Richard Guenther <rguenther@suse.de>
12021 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12022 for the lhs of calls if the return type contains pointers.
12024 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12026 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12027 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12028 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12029 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12030 of cfun and DEFAULT_ABI to deceide abi mode.
12031 (DEFAULT_ABI): New.
12032 (REG_PARM_STACK_SPACE): Removed.
12033 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12034 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12035 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12036 (ix86_function_abi): Likewise.
12037 (ix86_function_type_abi): Likewise.
12038 (ix86_call_abi_override): Likewise.
12039 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12040 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12041 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12042 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12044 (X86_64_REGPARM_MAX): New.
12045 (X86_64_SSE_REGPARM_MAX): New.
12046 (X64_REGPARM_MAX): New.
12047 (X64_SSE_REGPARM_MAX): New.
12048 (X86_32_REGPARM_MAX): New.
12049 (X86_32_SSE_REGPARM_MAX): New.
12050 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12051 (ix86_function_regparm): Handle user calling abi.
12052 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12053 by DEFAULT_ABI versus SYSV_ABI check.
12054 (ix86_reg_parm_stack_space): New.
12055 (ix86_function_type_abi): New.
12056 (ix86_call_abi_override): New.
12057 (ix86_function_abi): New.
12058 (ix86_cfun_abi): New.
12059 (init_cumulative_args): Call abi specific initialization.
12060 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12061 (function_arg_64): Extend SSE_REGPARM_MAX check.
12062 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12063 (ix86_pass_by_reference): Likewise.
12064 (ix86_function_value_regno_p): Likewise.
12065 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12066 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12067 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12068 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12069 (setup_incoming_varargs_64): Adjust regparm for call abi.
12070 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12071 (ix86_va_start): Likewise.
12072 (ix86_gimplify_va_arg): Likewise.
12073 (ix86_expand_prologue): Likewise.
12074 (output_pic_addr_const): Likewise.
12075 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12076 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12077 (x86_output_mi_thunk): Likewise.
12078 (x86_function_profiler): Likewise.
12079 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12080 (SYSV_ABI, MS_ABI): New constants.
12081 (DEFAULT_ABI): New.
12082 (init_regs): Add prototype of function in regclass.c file.
12083 (OVERRIDE_ABI_FORMAT): New.
12084 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12085 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12086 (OUTGOING_REG_PARM_STACK_SPACE): New.
12087 (ix86_reg_parm_stack_space): New prototype.
12088 (CUMULATIVE_ARGS): Add call_abi member.
12089 (machine_function): Add call_abi member.
12090 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12091 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12093 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12096 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12097 (avr_builtin_setjmp_frame_value): New function.
12098 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12099 (nonlocal_goto): Define.
12101 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12103 * config/mips/mips.c (mips_emit_loadgp): Return early if
12104 there is nothing do to, otherwise emit a blockage if
12105 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12106 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12108 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12110 * configure.ac: Drop unneeded backslash ending up in config.in.
12111 * acinclude.m4: Likewise.
12112 * config.in: Regenerate.
12114 2008-05-26 Jan Hubicka <jh@suse.cz>
12116 * predict.c (maybe_hot_frequency_p): Break out of...
12117 (maybe_hot_bb_p): ... here.
12118 (maybe_hot_edge_p): New.
12119 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12120 * basic-block.h (maybe_hot_edge_p): Declare.
12122 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12124 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12125 (*cmpfp_<mode>_cc): Ditto.
12126 (*fp_jcc_8<mode>_387): Ditto.
12127 (*fop_<MODEF:mode>_2_i387): Ditto.
12128 (*fop_<MODEF:mode>_3_i387): Ditto.
12129 (*fop_xf_2_i387): Ditto.
12130 (*fop_xf_3_i387): Ditto.
12132 2008-06-02 Tomas Bily <tbily@suse.cz>
12134 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12136 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12138 * config/mips/mips.c (mips_valid_offset_p): New function.
12139 (mips_valid_lo_sum_p): Likewise.
12140 (mips_classify_address): Use them.
12141 (mips_force_address): New function.
12142 (mips_legitimize_address): Use it.
12143 * config/mips/mips.md (MOVE128): New mode iterator.
12144 (movtf): Require TARGET_64BIT. Remove empty strings.
12145 (*movtf_internal): Rename to...
12146 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12147 of "R" and use {,fp}{load,store} attributes instead of "multi".
12148 Use a separate define_split.
12149 (*movtf_mips16): New pattern.
12151 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12153 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12154 * config/mips/mips.c (mips_expand_before_return): New function.
12155 (mips_expand_epilogue): Call it.
12156 * config/mips/mips.md (return): Turn into a define_expand.
12157 (*return): New insn.
12159 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12161 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
12162 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
12163 functions. Do not emit uses and clobbers of CONCATs; individually
12164 use and clobber their operands.
12165 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
12166 gen_clobber, emit_use and gen_use.
12167 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
12168 (expand_builtin_return): Likewise.
12169 * cfgbuild.c (count_basic_blocks): Likewise.
12170 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
12171 * explow.c (emit_stack_restore): Likewise.
12172 * expmed.c (extract_bit_field_1): Likewise.
12173 * expr.c (convert_move, emit_move_complex_parts): Likewise.
12174 (emit_move_multi_word, store_constructor): Likewise.
12175 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
12176 (thread_prologue_and_epilogue_insns): Likewise.
12177 * lower-subreg.c (resolve_simple_move): Likewise.
12178 * optabs.c (widen_operand, expand_binop): Likewise.
12179 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
12180 * reload.c (find_reloads): Likewise.
12181 * reload1.c (eliminate_regs_in_insn): Likewise.
12182 * stmt.c (expand_nl_goto_receiver): Likewise.
12183 * config/alpha/alpha.md (builtin_longjmp): Likewise.
12184 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
12185 * config/arm/arm.c (arm_load_pic_register): Likewise.
12186 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
12187 * config/arm/arm.md (untyped_return): Likewise.
12188 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
12189 * config/avr/avr.c (expand_prologue): Likewise.
12190 * config/bfin/bfin.c (do_unlink): Likewise.
12191 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
12192 * config/cris/cris.c (cris_expand_prologue): Likewise.
12193 * config/darwin.c (machopic_indirect_data_reference): Likewise.
12194 (machopic_legitimize_pic_address): Likewise.
12195 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
12196 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
12197 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
12198 (ix86_expand_convert_uns_didf_sse): Likewise.
12199 (ix86_expand_vector_init_general): Likewise.
12200 * config/ia64/ia64.md (eh_epilogue): Likewise.
12201 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
12202 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
12203 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12204 (config/iq2000/iq2000.c): Likewise.
12205 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12206 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12207 (builtin_longjmp): Likewise.
12208 * config/mn10300/mn10300.md (call, call_value): Likewise.
12209 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12210 * config/pdp11/pdp11.md (abshi2): Likewise.
12211 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12212 * config/s390/s390.c (s390_emit_prologue): Likewise.
12213 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12214 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12215 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12216 * config/sh/sh.c (prepare_move_operands): Likewise.
12217 (output_stack_adjust, sh_expand_epilogue): Likewise.
12218 (sh_set_return_address, sh_expand_t_scc): Likewise.
12219 * config/sparc/sparc.c (load_pic_register): Likewise.
12220 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
12221 * config/spu/spu.c (spu_expand_epilogue): Likewise.
12222 * config/v850/v850.c (expand_epilogue): Likewise.
12224 2008-05-31 Anatoly Sokolov <aesok@post.ru>
12226 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
12227 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
12228 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
12229 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
12230 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
12231 stack pointer register.
12232 (output_movhi): Remove code for interrupt specific writing to the
12233 stack pointer register.
12235 2008-05-31 Richard Guenther <rguenther@suse.de>
12237 PR tree-optimization/34244
12238 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
12239 (tree_expr_nonzero_warnv_p): Likewise.
12240 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12241 ssa_name_nonnegative_p.
12242 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
12243 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
12244 not tree_expr_nonzero_warnv_p.
12246 PR tree-optimization/36262
12248 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
12250 PR tree-optimization/34244
12251 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
12252 (record_numbers_of_iterations): New function.
12253 (execute_vrp): Cache the numbers of iterations of loops.
12254 * tree-scalar-evolution.c (scev_reset_except_niters):
12256 (scev_reset): Use scev_reset_except_niters.
12257 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
12259 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
12261 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12262 __WORKAROUND_RETS when appropriate.
12264 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12266 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
12267 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
12269 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12270 *fop_df_comm_sse insn patterns using MODEF mode iterator.
12271 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
12272 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
12273 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
12274 *fop_df_1_mixed insn patterns using MODEF mode iterator.
12275 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
12276 *fop_df_1_sse insn patterns using MODEF mode iterator.
12277 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
12278 *fop_df_1_i387 insn patterns using MODEF mode iterator.
12279 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
12280 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
12281 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
12282 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
12283 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
12284 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
12285 (*fop_xf_4_i387): Use <MODE> for mode attribute.
12286 (*fop_xf_5_i387): Ditto.
12287 (*fop_xf_6_i387): Ditto.
12289 2008-05-30 Richard Guenther <rguenther@suse.de>
12291 * builtins.c (build_string_literal): Avoid generating
12292 a non-gimple_val result.
12294 2008-05-30 DJ Delorie <dj@redhat.com>
12296 * exec-tool.in: Use an environment variable (private) instead of a
12297 file (shared) as a semaphore, so as to not break parallel builds.
12299 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12301 * optabs.c (maybe_encapsulate_block): Remove.
12302 (emit_libcall_block): Adjust accordingly.
12303 * optabs.h (maybe_encapsulate_block): Remove prototype.
12305 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
12306 Don't use maybe_encapsulate_block.
12308 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12310 * config/rs6000/rs6000.c (rs6000_legitimize_address,
12311 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
12312 rtx is a SYMBOL_REF before calling get_pool_constant.
12314 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
12316 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
12318 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
12320 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
12321 rather than OS names to choose INO_T_EQ definition.
12322 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
12323 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
12325 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
12328 * config/darwin-f.c: New.
12329 * config/t-darwin: Added rule to build darwin-f.o.
12330 * config.gcc: Defined new variable, fortran_target_objs.
12331 (*-*-darwin*): Set fortran_target_objs.
12332 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
12333 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
12334 * configure: Regenerated.
12336 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
12339 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
12340 canonical type if needed.
12342 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
12344 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
12346 2008-05-29 Richard Guenther <rguenther@suse.de>
12348 PR tree-optimization/36343
12349 PR tree-optimization/36346
12350 PR tree-optimization/36347
12351 * tree-flow.h (clobber_what_p_points_to): Declare.
12352 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
12353 pointed-to variable is dereferenced is irrelevant to whether
12354 the pointer can access the pointed-to variable.
12355 (clobber_what_p_points_to): New function.
12356 * tree-ssa-alias.c (set_initial_properties): Use it.
12357 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
12358 call clobber check for NMTs.
12360 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12362 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
12363 for printing gcov_type.
12365 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12367 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
12368 and the eh region information.
12369 * value-prof.c (gimple_move_stmt_histograms): New function.
12370 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
12372 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
12374 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
12376 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12378 * value-prof.c (tree_ic_transform): Print counts.
12379 * tree-profile.c (tree_gen_ic_func_profiler):
12380 Clear __gcov_indreict_call_callee variable to avoid misattribution
12383 2008-05-28 Rafael Espíndola <espindola@google.com>
12385 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
12388 2008-05-28 Richard Guenther <rguenther@suse.de>
12390 PR tree-optimization/36339
12391 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12392 and clobbering code out of the loop.
12394 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12396 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12399 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12400 s390_contiguous_bitmask_p, s390_symref_operand_p,
12401 s390_check_symref_alignment, s390_reload_larl_operand,
12402 s390_reload_symref_address): New functions.
12403 (s390_branch_condition_mnemonic): Support compare and branch
12405 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12406 and 'W' constraints.
12407 (s390_secondary_reload): Add secondary reloads for unaligned
12408 symbol refs or symbol refs to floating point or QI/TI mode
12410 (legitimate_address_p): Accept symbol references as addresses.
12411 (s390_expand_insv): Use rotate and insert selected bits
12412 instruction for insv when building for z10.
12413 (print_operand_address): Handle symbol ref addresses.
12414 (print_operand): Output modifier 'c' added for signed byte values.
12415 (s390_encode_section_info): Mark symbol refs with
12416 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12418 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12419 (length attribute): RRF, RRR have 4 byte length.
12420 (FPALL, INTALL): New mode iterators added.
12421 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12422 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12423 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12424 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12425 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12426 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12427 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12428 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12430 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12431 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12432 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12433 reload<INTALL:mode><P:mode>_toreg_z10,
12434 reload<FPALL:mode><P:mode>_tomem_z10,
12435 reload<FPALL:mode><P:mode>_toreg_z10,
12436 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12437 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12438 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12439 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12441 (movmem, clrmem, cmpmem): New splitters added.
12443 * config/s390/predicates.md (larl_operand): Use
12444 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12445 SYMBOL_REF_ALIGN1_P.
12446 (s390_signed_integer_comparison,
12447 s390_unsigned_integer_comparison): New predicates.
12449 * config/s390/s390-protos.h (s390_check_symref_alignment,
12450 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12451 s390_reload_symref_address,
12452 s390_compare_and_branch_condition_mask): Prototypes added.
12454 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12455 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12456 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12458 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12460 * config/s390/s390.c (z10_cost): New cost function for z10.
12461 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12462 (s390_issue_rate): Adjust issue rate for z10.
12463 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12464 (processor_flags): Add PF_Z10.
12465 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12466 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12467 * gcc/config.gcc: Add z10.
12469 2008-05-28 Richard Guenther <rguenther@suse.de>
12471 PR tree-optimization/36291
12472 * tree-flow. h (struct gimple_df): Remove var_anns member.
12473 * tree-flow-inline.h (gimple_var_anns): Remove.
12474 (var_ann): Simplify.
12475 * tree-dfa.c (create_var_ann): Simplify.
12476 (remove_referenced_var): Clear alias info from var_anns of globals.
12477 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12478 (delete_tree_ssa): Clear alias info from var_anns of globals.
12479 Do not free var_anns.
12480 (var_ann_eq): Remove.
12481 (var_ann_hash): Likewise.
12483 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12485 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12486 and loongson2f entries.
12487 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12488 * config/mips/mips.h (processor_type): Add Loongson-2E
12489 and Loongson-2F entries.
12490 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12491 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12492 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12493 * doc/invoke.texi (MIPS Options): Document loongson2e
12494 and loongson2f processor names.
12496 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12500 * config/i386/i386.c (ix86_function_arg_boundary): Use
12501 alignment of canonical type.
12502 (ix86_expand_vector_move): Check unaligned memory access for
12505 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12507 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12508 Moved to the front of file.
12510 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12511 H.J. Lu <hongjiu.lu@intel.com>
12513 * dwarf2out.c (current_fde): New.
12515 (lookup_cfa:): Likewise.
12516 (dwarf2out_end_epilogue): Likewise.
12517 (dwarf2out_note_section_used): Likewise.
12519 2008-05-27 Michael Matz <matz@suse.de>
12522 * c.opt (Wenum-compare): New warning option.
12523 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12525 2008-05-27 Michael Matz <matz@suse.de>
12527 PR middle-end/36326
12528 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12530 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12531 into memory as tail calls.
12533 2008-05-27 Richard Guenther <rguenther@suse.de>
12535 PR tree-optimization/36339
12536 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12537 pointers cause all addressable variables to be call clobbered.
12539 2008-05-27 Richard Guenther <rguenther@suse.de>
12541 PR tree-optimization/36245
12542 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12544 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12546 * config/s390/s390.md: Replace all occurences of the 'm'
12547 constraint with 'RT'.
12549 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12551 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12553 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12555 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12556 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12557 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12559 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12561 * reload.c: (find_reloads): Skip alternatives according to the
12562 "enabled" attribute. Constify the constraint variable.
12563 * recog.c (get_attr_enabled): Add default implementation.
12564 (extract_insn): Set the alternative_enabled_p array
12565 in the recog_data struct.
12566 (preprocess_constraints, constrain_operands): Skip
12567 alternatives according to the "enabled" attribute
12568 * recog.h (struct recog_data): New field alternative_enabled_p.
12569 (skip_alternative): New inline function.
12570 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12571 (record_reg_classes): Skip alternative according to the
12572 "enabled" attribute.
12574 * doc/md.texi: Add documention for the "enabled" attribute.
12576 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12578 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12579 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12580 constraint with TARGET_MEM_CONSTRAINT.
12581 * recog.c (asm_operand_ok, preprocess_constraints,
12582 constrain_operands): Likewise.
12583 * regclass.c (record_reg_classes): Likewise.
12584 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12585 * reload1.c (maybe_fix_stack_asms): Likewise.
12586 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12587 * recog.h: Adjust comment.
12588 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12589 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12590 * doc/md.texi: Add a note to description of 'm' constraint.
12591 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12593 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12595 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12596 that the bitfield is of integral type before testing its precision.
12598 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12599 Sa Liu <saliu@de.ibm.com>
12601 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12602 __modti3, __udivti3, __umodti3 and __udivmodti4.
12603 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12604 that implement TImode mul and div functions.
12605 * config/spu/multi3.c: New. Implement __multi3.
12606 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12607 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12610 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12612 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12613 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12614 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12615 tls_sysv_suffix): New mode and mode attribute iterators.
12616 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12617 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12618 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12619 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12620 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12623 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12625 PR tree-optimization/36329
12626 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12627 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12628 * cgraphbuild.c (initialize_inline_failed): Use the latter
12629 macro in lieu of the former.
12630 * ipa-inline.c (cgraph_mark_inline): Likewise.
12631 (cgraph_decide_inlining_of_small_function): Likewise.
12632 (cgraph_decide_inlining): Likewise.
12633 (cgraph_decide_inlining_incrementally): Likewise.
12635 2008-05-26 Tristan Gingold <gingold@adacore.com>
12636 Anatoly Sokolov <aesok@post.ru>
12638 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12639 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12640 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12641 optimization for 'avr6' architecture.
12643 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12646 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12648 2008-05-26 Richard Guenther <rguenther@suse.de>
12650 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12651 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12653 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12655 PR middle-end/36253
12656 * caller-save.c (insert_restore): Verify alignment of spill space.
12657 (insert_save): Likewise.
12658 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12659 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12660 (STACK_SLOT_ALIGNMENT): Likewise.
12661 * function.c (LOCAL_ALIGNMENT): Removed.
12662 (get_stack_local_alignment): New.
12663 (assign_stack_local): Use it. Set alignment on stack slot.
12664 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12665 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12666 (STACK_SLOT_ALIGNMENT): New.
12667 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12668 stack slot in XFmode.
12670 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12672 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12675 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12676 argument operand in rax isn't removed.
12678 2008-05-26 Richard Guenther <rguenther@suse.de>
12680 PR middle-end/36300
12681 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12682 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12684 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12687 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12689 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12691 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12692 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12694 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12696 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12697 build a trampoline if we don't want one.
12698 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12699 return zero for nested functions if we don't want a trampoline.
12701 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12703 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12705 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12708 * c.opt: Removed undocumented option '-lang-fortran'.
12709 * c-common.h: Removed global variable 'lang_fortran'.
12710 * c-opts.c (c_common_handle_option): Removed code to handle
12711 option '-lang-fortran'. Updated includes.
12712 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12713 definition of '__GFORTRAN__'.
12714 (define__GNUC__): Reimplemented to use BASEVER and
12715 cpp_define_formatted.
12716 (builtin_define_with_value_n): Removed.
12717 * c-incpath.h: Renamed to ...
12718 * incpath.h: ... this.
12719 * c-incpath.c: Renamed to ...
12720 * incpath.c: ... this. Updated includes.
12721 * fix-header.c: Updated includes.
12722 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12723 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12724 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12726 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12728 * tree.h: Update the table of flags used on tree nodes.
12729 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12730 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12731 (FORCED_LABEL): Add access check.
12732 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12733 (ASM_INPUT_P): Likewise.
12734 (ASM_VOLATILE_P): Likewise.
12735 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12736 (OMP_SECTION_LAST): Access private_flag directly.
12737 (OMP_RETURN_NOWAIT): Likewise.
12738 (OMP_PARALLEL_COMBINED): Likewise.
12739 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12740 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12741 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12742 deprecated_flag directly.
12744 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12746 * final.c (frame_pointer_needed): Removed.
12747 * flags.h (frame_pointer_needed): Likewise.
12749 * function.h (rtl_data): Add frame_pointer_needed.
12750 (frame_pointer_needed): New.
12752 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12754 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12756 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12758 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12761 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12763 * c-common.c (strip_array_types): Move function to..
12765 (get_inner_array_type): Delete.
12766 * c-common.h (strip_array_types): Move declaration to..
12768 (get_inner_array_type): Delete.
12769 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12770 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12771 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12772 * config/pa/pa.c (emit_move_sequence): Likewise.
12774 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12776 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12779 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12781 * function.c: Include target hook for nonlocal_goto frame value.
12783 2008-05-24 Richard Guenther <rguenther@suse.de>
12785 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12786 variable can be only accessed through a pointer or a union.
12788 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12790 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12791 * doc/extend.texi: Likewise.
12793 2008-05-23 DJ Delorie <dj@redhat.com>
12795 * config/m32c/jump.md (untyped_call): Add.
12797 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12798 for A24 to PSImode.
12799 (m32c_address_cost): Detail costs for indirect offsets.
12801 2008-05-23 Rafael Espíndola <espindola@google.com>
12803 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12804 if a node is a SUBREG.
12805 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12808 2008-05-23 Paul Brook <paul@codesourcery.com>
12809 Carlos O'Donell <carlos@codesourcery.com>
12811 * doc/extend.texi: Clarify use of __attribute__((naked)).
12812 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12813 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12814 * function.c (use_register_for_decl): Use
12815 targetm.calls.allocate_stack_slots_for_args.
12816 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12817 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12818 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12820 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12822 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12824 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12826 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12827 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12828 is only rounded once.
12830 2008-05-23 Richard Guenther <rguenther@suse.de>
12832 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12834 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12835 Jakub Jelinek <jakub@redhat.com>
12838 * configure.ac: Handle --enable-cld.
12839 * configure: Regenerated.
12840 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12841 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12842 (ix86_current_function_needs_cld): New define.
12843 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12844 (cld): New isns pattern.
12845 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12846 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12847 * config/i386/i386.opt (mcld): New option.
12848 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12849 TARGET_CLD and ix86_current_function_needs_cld.
12850 (override_options): Use -mcld by default for 32-bit code if
12853 * doc/install.texi (Options specification): Document --enable-cld.
12854 * doc/invoke.texi (Machine Dependent Options)
12855 [i386 and x86-64 Options]: Add -mcld option.
12856 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12858 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12859 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12860 (return_in_memory_64): Likewise.
12861 (return_in_memory_ms_64): Likewise.
12863 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12865 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12866 * builtins.c (fold_builtin_fpclassify): New.
12867 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12868 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12869 * c-common.c (handle_type_generic_attribute): Adjust to accept
12870 fixed arguments before an elipsis.
12871 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12872 * doc/extend.texi: Document __builtin_fpclassify.
12874 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12876 * omp-low.c (gate_expand_omp_ssa): Remove.
12877 (pass_expand_omp_ssa): Remove.
12878 (gate_expand_omp): Do not check for flag_openmp_ssa.
12879 * common.opt (-fopenmp-ssa): Remove.
12880 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12882 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12884 * config/sh/sh.opt (mfixed-range): New option.
12885 * config/sh/sh-protos.h (sh_fix_range): Declare.
12886 * config/sh/sh.c (sh_fix_range): New function.
12887 * config/sh/sh.h (sh_fixed_range_str): Declare.
12888 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12890 * doc/invoke.texi (SH Options): Document -mfixed-range.
12892 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12894 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12895 it before the redeclaration.
12897 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12899 * config/avr/avr.c (get_sequence_length): Add new function.
12900 (expand_prologue, expand_epilogue): Remove duplicate code.
12902 2008-05-22 Rafael Espíndola <espindola@google.com>
12904 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12907 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12909 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12910 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12912 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12913 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12914 (vect_update_misalignment_for_peel): Likewise.
12915 (vector_alignment_reachable_p): Likewise.
12916 * tree-vect-transform.c (vectorizable_load): Likewise.
12917 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12918 (get_vectype_for_scalar_type): Pass mode of scalar_type
12919 to UNITS_PER_SIMD_WORD.
12921 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12922 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12923 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12924 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12925 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12927 2008-05-22 Ira Rosen <irar@il.ibm.com>
12929 PR tree-optimization/36293
12930 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12931 if the first load must be skipped because of a gap.
12933 2008-05-22 Richard Guenther <rguenther@suse.de>
12935 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12936 more cases of offset disambiguation that is possible if
12937 strict-aliasing rules apply.
12938 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12939 for basic offset and type-based disambiguation.
12941 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12943 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12944 ix86_expand_vector_set on V16QImode for SSE4.1.
12946 2008-05-21 Tom Tromey <tromey@redhat.com>
12948 * c.opt (Wimport): Mark as undocumented.
12949 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12951 (Warning Options): Likewise.
12952 * doc/cppopts.texi: Don't mention -Wimport.
12954 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12956 PR tree-optimization/36287
12957 PR tree-optimization/36286
12958 * lambda-code.c (build_access_matrix): Do not use the loop->num
12959 for computing the number of induction variables: use the loop depth
12962 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12965 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12966 option -f(no-)leading-underscore.
12968 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12970 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12971 GET_MODE_NUNITS (mode).
12973 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12975 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12976 (-mmulhw): Add 464 to description.
12977 (-mdlmzb): Likewise.
12978 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12979 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12981 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12982 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12983 * config/rs6000/rs6000.md: Update comments for 464.
12985 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12987 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12989 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12991 * config/i386/sse.md (vec_extractv4sf): Removed.
12992 (vec_extractv2df): Likewise.
12993 (vec_extractv2di): Likewise.
12994 (vec_extractv4si): Likewise.
12995 (vec_extractv8hi): Likewise.
12996 (vec_extractv16qi): Likewise.
12997 (vec_extract<mode>): New.
12999 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13001 * config/i386/sse.md (vec_setv4sf): Removed.
13002 (vec_setv2df): Likewise.
13003 (vec_setv2di): Likewise.
13004 (vec_setv4si): Likewise.
13005 (vec_setv8hi): Likewise.
13006 (vec_setv16qi): Likewise.
13007 (vec_set<mode>): New.
13009 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13011 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13012 goto for vec_concat and vec_interleave.
13014 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13016 * config/i386/sse.md (vec_initv4sf): Removed.
13017 (vec_initv2df): Likewise.
13018 (vec_initv2di): Likewise.
13019 (vec_initv4si): Likewise.
13020 (vec_initv8hi): Likewise.
13021 (vec_initv16qi): Likewise.
13022 (vec_init<mode>): New.
13024 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13026 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13028 2008-05-21 Tom Tromey <tromey@redhat.com>
13030 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13031 (zone_find_object_offset): Likewise.
13032 (gt_ggc_m_S): Likewise.
13033 (highest_bit): Likewise.
13034 * ggc-page.c (gt_ggc_m_S): New function.
13035 * stringpool.c (string_stack): Remove.
13036 (init_stringpool): Update.
13037 (ggc_alloc_string): Use ggc_alloc.
13038 (maybe_delete_ident): New function.
13039 (ggc_purge_stringpool): Likewise.
13040 (gt_ggc_m_S): Remove.
13041 * ggc-common.c (ggc_protect_identifiers): New global.
13042 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13043 ggc_protect_identifiers.
13044 * ggc.h (ggc_protect_identifiers): Declare.
13045 (gt_ggc_m_S): Update.
13046 (ggc_purge_stringpool): Declare.
13047 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13048 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13050 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13052 2008-05-21 David S. Miller <davem@davemloft.net>
13054 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13057 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13059 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13062 2008-05-20 David Daney <ddaney@avtrex.com>
13064 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13065 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13066 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13067 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13068 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13069 (atomic_hiqi_op): New define_code_iterator.
13070 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13071 mips_expand_compare_and_swap_12.
13072 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13073 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13074 (sync_<optab><mode>, sync_old_<optab><mode>,
13075 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13076 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13077 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13078 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13079 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13080 (test_and_set_12): New insn.
13081 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13082 sync_new_<optab><mode>, sync_old_nand<mode>,
13083 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13084 clobber to operand 0 for SI and DI mode insns.
13085 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13086 mips_gen_fn_4): New typedefs.
13087 (mips_gen_fn_ptrs): Define new union type.
13088 (mips_expand_compare_and_swap_12): Remove declaration.
13089 (mips_expand_atomic_qihi): Declare function.
13090 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13091 (mips_expand_atomic_qihi): ... this. Use new generator function
13093 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13094 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13095 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13096 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13097 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13098 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13099 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13100 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13101 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13102 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13105 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13107 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13110 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13112 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13113 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13114 (avr_attribute_table): Add 'OS_main' function attribute.
13115 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13116 functions with 'OS_main' attribute.
13118 2008-05-20 Richard Guenther <rguenther@suse.de>
13120 PR tree-optimization/35204
13121 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13122 helper, split out from ...
13123 (DFS): ... here. Make the DFS walk non-recursive.
13125 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13126 Jan Sjodin <jan.sjodin@amd.com>
13128 PR tree-optimization/36181
13129 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13130 (parallelize_loops): Don't parallelize when the loop has vector
13133 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13134 Sebastian Pop <sebastian.pop@amd.com>
13136 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13137 matrix, and never look at the tree representation of the memory
13139 (linear_transform_loops): Computes parameters and access matrices.
13140 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13142 (access_matrix_get_index_for_parameter): New.
13143 * tree-data-ref.h (struct access_matrix): New.
13144 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13145 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13146 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13147 am_vector_index_for_loop): New.
13148 (struct data_reference): Add field access_matrix.
13149 (DR_ACCESS_MATRIX): New.
13150 (compute_data_dependences_for_loop): Update declaration.
13151 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13152 * lambda.h (lambda_vector_vec_p): Declared.
13153 * lambda-code.c: Depend on pointer-set.h.
13154 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13155 av_for_af_base, av_for_af, build_access_matrix,
13156 lambda_compute_access_matrices): New.
13157 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13159 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13161 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
13162 $SOURCEDIR/include.
13164 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13165 Sebastian Pop <sebastian.pop@amd.com>
13167 PR tree-optimization/36206
13168 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
13170 (instantiate_scev_1): Rename flags to fold_conversions.
13171 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
13172 outeside instantiation_loop.
13173 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
13174 (evolution_function_is_affine_or_constant_p): Removed.
13175 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
13177 (analyze_siv_subscript): Pass in the loop nest number.
13178 Call evolution_function_is_affine_in_loop instead of
13179 evolution_function_is_affine_p.
13180 (analyze_overlapping_iterations): Pass in the loop nest number.
13182 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13183 Sebastian Pop <sebastian.pop@amd.com>
13185 PR tree-optimization/36206
13186 * tree-chrec.h (chrec_fold_op): New.
13187 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
13190 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
13192 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
13194 (remove_duplicates): Do not set inode on non-inode systems.
13197 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
13199 * config.gcc (tm_file): Update comments about relative pathnames.
13201 2008-05-20 Richard Guenther <rguenther@suse.de>
13203 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13204 * tree-ssa-sccvn.c (process_scc): Likewise.
13205 * tree-ssa-sink.c (execute_sink_code): Likewise.
13206 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13207 * tree-vrp.c (process_assert_insertions): Likewise.
13208 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13209 (perform_tree_ssa_dce): Likewise.
13210 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13211 (dump_dominator_optimization_stats): Likewise.
13212 * tree-vectorizer.c (vectorize_loops): Likewise.
13214 2008-05-20 Richard Guenther <rguenther@suse.de>
13216 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13218 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
13220 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
13221 (ix86_i386elf_return_in_memory): Likewise.
13222 (ix86_i386interix_return_in_memory): Likewise.
13223 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
13224 (SUBTARGET_RETURN_IN_MEMORY): New.
13225 * config/i386/i386elf.h: Likewise.
13226 * config/i386/ptx4-i.h: Likewise.
13227 * config/i386/sol2-10.h: Likewise.
13228 * config/i386/sysv4.h: Likewise.
13229 * config/i386/vx-common.h: Likewise.
13230 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
13231 * config/i386/i386.c (ix86_return_in_memory): Made static and
13232 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
13233 (ix86_i386elf_return_in_memory): Removed.
13234 (ix86_i386interix_return_in_memory): Removed.
13235 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
13236 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
13238 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
13240 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
13242 2008-05-19 Xinliang David Li <davidxl@google.com>
13244 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
13246 * common.opt: Ditto.
13247 * doc/invoke.texi: Ditto.
13249 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
13251 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
13252 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13254 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13256 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
13257 sizes of operand array from 8/4 to 4/2.
13258 (ix86_expand_vector_init_general): Change size of operand array
13259 from 32 to 16. Remove op0, op1 and half_mode.
13261 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13263 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
13264 (ix86_expand_vector_init_interleave): Likewise.
13265 (ix86_expand_vector_init_general): Use them. Assert
13266 word_mode == SImode when n_words == 4.
13268 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
13270 * config/i386/i386.c (ix86_secondary_reload): New static function.
13271 (TARGET_SECONDARY_RELOAD): New define.
13272 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13273 * config/i386/i386.md (reload_outqi): Remove.
13275 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13277 PR middle-end/35509
13278 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
13279 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
13280 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
13281 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
13282 (fold_builtin_1): Likewise.
13283 * builtins.def (BUILT_IN_ISINF_SIGN): New.
13284 c-common.c (check_builtin_function_arguments): Handle
13285 BUILT_IN_ISINF_SIGN.
13286 * doc/extend.texi: Document __builtin_isinf_sign.
13287 * fold-const.c (operand_equal_p): Handle COND_EXPR.
13289 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
13291 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
13292 EH cleanup at the end of the pass, search for those that have been
13293 turned into forwarder blocks and do the cleanup on their successor.
13295 2008-05-18 Richard Guenther <rguenther@suse.de>
13297 * tree-cfg.c (verify_gimple_expr): Allow conversions from
13298 pointers to sizetype and vice versa.
13300 2008-05-18 Xinliang David Li <davidxl@google.com>
13302 * gcc/tree-ssa-dce.c: Coding style fix.
13303 (check_pow): Documentation comment.
13304 (check_log): Documenation comment. Coding style fix.
13305 (is_unnecessary_except_errno_call): Ditto.
13306 (gen_conditions_for_pow): Ditto.
13307 (gen_conditions_for_log): Ditto.
13308 (gen_shrink_wrap_conditions): Ditto.
13309 (shrink_wrap_one_built_in_calls): Ditto.
13310 * gcc/doc/invoke.texi: Better documentation string.
13311 * ChangeLog: Fix wrong change log entries from
13312 May 17 checkin on function call DCE.
13314 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
13316 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
13318 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13320 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
13321 * df-problems.c (simulation routines): Fixed block comment to
13322 properly say how to add forwards scanning functions.
13324 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13326 * tree-inline.c (setup_one_parameter): Remove dead code.
13328 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13330 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
13331 a BIT_AND_EXPR only for an INTEGER_TYPE.
13333 2008-05-17 Xinliang David Li <davidxl@google.com>
13335 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
13336 (check_pow, check_log, is_unnecessary_except_errno_call): New
13337 functions to check for eliminating math functions that are pure
13338 except for setting errno.
13339 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
13340 general condition expressions for shrink-wrapping pow/log calls.
13341 (gen_shrink_wrap_conditions): Ditto.
13342 (shrink_wrap_one_built_in_call): Ditto.
13343 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
13344 (mark_operand_necessary): If debugging, output if OP is necessary.
13345 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
13347 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
13349 * gcc/common.opt: New user flag -ftree-builtin-dce.
13350 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
13352 2008-05-16 David S. Miller <davem@davemloft.net>
13354 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
13355 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13357 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
13360 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
13362 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13364 * ifcvt.c (dead_or_predicable): Rename
13365 df_simulate_one_insn_backwards to df_simulate_one_insn.
13366 * recog.c (peephole2_optimize): Ditto.
13367 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
13369 * df.h: Rename df_simulate_one_insn_backwards to
13370 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
13371 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
13372 scanning of defs and uses.
13373 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
13374 (df_simulate_one_insn_forwards): Removed.
13376 2008-05-16 Doug Kwan <dougkwan@google.com>
13378 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
13380 (real_from_string): Handle NaNs and Inf as approriate.
13382 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13384 * doc/gty.texi (Source Files Containing Type Information): Note
13385 that headers should appear first in the gtfiles list.
13387 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13389 * tree.def (COND_EXEC): Properly documented this code.
13391 2008-05-16 Diego Novillo <dnovillo@google.com>
13393 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13394 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13397 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13399 * tree-ssa-dse (max_stmt_uid): Removed.
13400 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13401 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13402 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13403 * function.h (cfun.last_stmt_uid): New field.
13404 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13405 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13407 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13408 (create_stmt_ann): Initialize the ann->uid field.
13409 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13411 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13413 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13415 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13416 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13417 (init_empty_tree_cfg): Call it.
13419 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13421 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13424 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13426 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13427 * tree-dump.c (dump_options): New verbose option.
13428 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13430 * tree-pass.h (TDF_VERBOSE): New dump flag.
13431 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13432 (tree-flow.h): Added include.
13433 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13435 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13437 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13439 From Jie Zhang <jie.zhang@analog.com>
13440 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13441 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13442 mcpu=bf561-none and mcpu=bf561-0.2.
13443 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13444 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13445 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13446 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13447 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13448 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13449 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13451 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13452 (cputype_selected): Remove.
13453 (bfin_handle_option): Don't use cputype_selected.
13454 (override_options): When no mcpu option, enable all workarounds.
13455 Don't use bfin_workarounds.
13456 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13458 (DEFAULT_CPU_TYPE): Don't define.
13460 2008-05-16 Richard Guenther <rguenther@suse.de>
13462 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13463 on deletion of the last stmt.
13465 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13467 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13468 V8HImode for SSE2 and V16QImode for SSE4.1.
13470 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13472 * cgraph.h (compute_inline_parameters): Made public.
13473 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13474 variable_generate_summary, function_write_summary,
13475 variable_write_summary, variable_read_summary. Added generate_summary,
13476 write_summary, read_summary.
13477 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13478 pass_ipa_inline.function_generate_summary, to
13479 compute_inline_parameters.
13480 * ipa-inline.c (compute_inline_parameters): Made public and added
13482 (compute_inline_parameters_for_current): New function.
13483 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13484 (inline_generate_summary): Removed parameter and made to loop over
13486 (pass_ipa_inline): Updated for new IPA_PASS structure.
13487 * passes.c (execute_ipa_summary_passes): Now is called once per
13488 pass rather than once per node*pass.
13490 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13492 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13493 avr_have_mul_p, avr_asm_only_p): Remove variables.
13494 (avr_override_options): Remove initialization of removed variables.
13495 (avr_file_start): Convert removed variables to fields of
13496 'struct base_arch_s *avr_current_arch'.
13497 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13498 (AVR_HAVE_MUL): (Ditto.).
13499 (AVR_HAVE_MOVW): (Ditto.).
13500 (AVR_HAVE_LPMX): (Ditto.).
13501 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13502 avr_asm_only_p): Remove declaration.
13504 2008-05-15 Diego Novillo <dnovillo@google.com>
13506 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13507 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13509 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13511 PR middle-end/36194
13512 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13513 Don't call record_truncated_value from here.
13514 (record_truncated_value): Turn it into a for_each_rtx callback.
13515 (record_truncated_values): New function.
13516 (combine_instructions): Call note_uses with record_truncated_values.
13517 Change name of check_conversion to check_promoted_subreg.
13519 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13521 * doc/sourcebuild.texi: Document support for torture tests.
13523 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13525 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13526 to alternative 4 of operand 2.
13528 2008-05-15 Richard Guenther <rguenther@suse.de>
13530 * tree-pass.h (current_pass): Declare.
13531 (get_pass_for_id): Likewise.
13532 * passes.c (passes_by_id, passes_by_id_size): New globals.
13533 (set_pass_for_id): New function.
13534 (get_pass_for_id): Likewise.
13535 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13536 (execute_function_todo): Flush per function statistics.
13537 * toplev.c (compile_file): Init statistics.
13538 (general_init): Do early statistics initialization.
13539 (finalize): Finish statistics.
13540 * statistics.h (statistics_early_init): Declare.
13541 (statistics_init): Likewise.
13542 (statistics_fini): Likewise.
13543 (statistics_fini_pass): Likewise.
13544 (statistics_counter_event): Likewise.
13545 (statistics_histogram_event): Likewise.
13546 * statistics.c: New file.
13547 * Makefile.in (OBJS-common): Add statistics.o.
13548 (statistics.o): Add dependencies.
13549 * doc/invoke.texi (-fdump-statistics): Document.
13551 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13552 (insert): Likewise.
13553 (execute_pre): Use statistics_counter_event.
13554 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13555 (substitute_and_fold): Increment it. Use statistics_counter_event.
13557 2008-05-15 Diego Novillo <dnovillo@google.com>
13559 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13561 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13562 * tree-ssa-alias.c (new_type_alias): Remove references to
13563 sub-variables from comment.
13564 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13566 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13568 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13569 attribute to 1 only for insertps alternative.
13571 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13573 * config/bfin/bfin.md (loadbytes): New pattern.
13574 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13575 (bfin_init_builtins): Initialize it.
13576 (bdesc_1arg): Add it.
13578 2008-05-15 Sa Liu <saliu@de.ibm.com>
13580 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13581 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13582 * testsuite/lib/target-supports.exp: Add
13583 check_effective_target_fortran_integer_16.
13585 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13587 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13588 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13589 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13590 (TARGET_RETURN_IN_MEMORY): Define.
13592 2008-05-15 Richard Guenther <rguenther@suse.de>
13594 PR middle-end/36244
13595 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13596 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13597 represent unmodifiable vars.
13599 2008-05-15 Richard Guenther <rguenther@suse.de>
13601 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13602 INDIRECT_REF and TARGET_MEM_REF.
13603 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13606 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13607 H.J. Lu <hongjiu.lu@intel.com>
13609 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13610 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13611 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13612 insn alternatives. Add missing alternatives.
13613 (*vec_concatv2di_rex64_sse4_1): Likewise.
13614 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13615 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13616 Require TARGET_SSE.
13618 2008-05-15 Richard Guenther <rguenther@suse.de>
13620 PR tree-optimization/36009
13621 PR tree-optimization/36204
13622 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13623 (determine_invariantness_stmt): Record the loop a store is
13624 always executed in.
13625 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13628 2008-05-15 Richard Guenther <rguenther@suse.de>
13630 PR tree-optimization/34330
13631 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13632 through the pointer will alias the SMT.
13634 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13636 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13638 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13640 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13642 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13643 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13645 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13646 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13647 (vashl_optab): New optab for vector/vector shifts.
13648 (vashr_optab): Ditto.
13649 (vlshr_optab): Ditto.
13650 (vrotl_optab): Ditto.
13651 (vrotr_optab): Ditto.
13652 (optab_subtype): New enum for optab_for_tree_code call.
13653 (optab_for_tree_code): Add enum optab_subtype argument.
13655 * optabs.c (optab_for_tree_code): Take an additional argument to
13656 distinguish between a vector shift by a scalar and vector shift by
13657 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13658 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13659 vector shift by a vector.
13660 (expand_widen_pattern_expr): Pass additional argument to
13661 optab_for_tree_code.
13663 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13664 vrotl_optab, vrotr_optab.
13666 * expr.c (expand_expr_real_1): Update calls to
13667 optab_for_tree_code to distinguish between vector shifted by a
13668 scalar and vector shifted by a vector.
13669 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13670 (supportable_narrowing_operation): Ditto.
13671 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13672 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13673 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13674 (vect_create_epilog_for_reduction): Ditto.
13675 (vectorizable_reduction): Ditto.
13676 (vectorizable_operation): Ditto.
13677 (vect_strided_store_supported): Ditto.
13678 (vect_strided_load_supported): Ditto.
13679 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13680 * expmed.c (expand_shift): Ditto.
13682 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13684 (ashr@var{m}3): Ditto.
13685 (vashl@var{m}3): Document new vector/vector shift standard name.
13686 (vashr@var{m}3): Ditto.
13687 (vlshr@var{m}3): Ditto.
13688 (vrotl@var{m}3): Ditto.
13689 (vrotr@var{m}3): Ditto.
13691 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13692 (PPERM_INVERT): Ditto.
13693 (PPERM_REVERSE): Ditto.
13694 (PPERM_REV_INV): Ditto.
13695 (PPERM_ZERO): Ditto.
13696 (PPERM_ONES): Ditto.
13697 (PPERM_SIGN): Ditto.
13698 (PPERM_INV_SIGN): Ditto.
13699 (PPERM_SRC1): Ditto.
13700 (PPERM_SRC2): Ditto.
13702 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13703 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13704 allows a memory operand to be the value being added, and split it
13705 to improve vectorization.
13706 (sse5_pmacsdqh_mem): Ditto.
13707 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13708 (sse5_mulv2div2di3_high): Ditto.
13709 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13710 (vec_pack_trunc_v4si): Ditto.
13711 (vec_pack_trunc_v2di): Ditto.
13712 (sse5_pcmov_<mode>): Remove code that tried to use use
13713 andps/andnps instead of pcmov.
13714 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13715 pmacsdqh instructions.
13716 (vec_widen_smult_lo_v4si): Ditto.
13718 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13719 (PPERM_INVERT): Ditto.
13720 (PPERM_REVERSE): Ditto.
13721 (PPERM_REV_INV): Ditto.
13722 (PPERM_ZERO): Ditto.
13723 (PPERM_ONES): Ditto.
13724 (PPERM_SIGN): Ditto.
13725 (PPERM_INV_SIGN): Ditto.
13726 (PPERM_SRC1): Ditto.
13727 (PPERM_SRC2): Ditto.
13728 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13730 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13732 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13733 says ignore whether the last reference is a memory operand.
13735 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13736 Paolo Bonzini <bonzini at gnu dot org>
13738 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13741 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13742 (vlshr<mode>3): Rename from vlshr<mode>3.
13743 (vashr<mode>3): Rename from vashr<mode>3.
13744 (mulv4sf3): Change the names of vector shift patterns.
13748 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13751 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13776 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13777 (floatunssidf2_internal): Change vector/vector shift names.
13778 (floatunsdidf2_internal): Ditto.
13785 (vashl<mode>3): Rename from ashl<mode>3.
13786 (vashr<mode>3): Rename from ashr<mode>3.
13787 (vlshr<mode>3): Rename from lshr<mode>3.
13788 (vrotl<mode>3): Rename from rotl<mode>3.
13790 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13793 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13794 multiply gives the wrong value when doing widening multiplies.
13795 (vec_widen_smult_lo_v4si): Ditto.
13797 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13799 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13800 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13801 emit_library_call_value.
13802 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13803 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13804 * calls.c (initialize_argument_information, precompute_arguments,
13805 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13806 (precompute_arguments): Removed flags parameter.
13807 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13809 2008-05-14 Richard Guenther <rguenther@suse.de>
13811 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13812 Make sure to register the store if the use is a PHI_NODE.
13814 2008-05-14 Olivier Hainque <hainque@adacore.com>
13816 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13817 memory if the component is to be referenced in BLKmode according
13818 to get_inner_reference.
13820 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13822 * calls.c (emit_library_call_value_1): Restore code clearing
13823 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13825 2008-05-14 Olivier Hainque <hainque@adacore.com>
13826 Nicolas Roche <roche@adacore.com>
13828 * configure.ac: Add support for a "gcc_subdir" variable in
13829 config-lang.in, to denote a subdirectory where the language/GCC
13830 integration files are to be found.
13831 * configure: Regenerate.
13833 2008-05-14 Ira Rosen <irar@il.ibm.com>
13835 PR tree-optimization/36098
13836 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13837 value for the first load in the group in case of a gap.
13838 (vect_build_slp_tree): Check that there are no gaps in loads.
13840 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13842 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13843 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13844 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13845 emit_insn and remove unneeded code to construct extra args.
13846 (emit_no_conflict_block): Removed.
13847 * optabls.h: (emit_no_conflict_block): Removed.
13848 * cse.c (cse_extended_basic_block): Remove search for
13849 REG_NO_CONFLICT note.
13850 * global.c: Removed incorrect comment added in revision 117.
13851 * expr.c (convert_move): Change call to emit_no_conflict_block to
13853 * recog.c: Change comments so that they do not mention
13855 * local_alloc.c (combine_regs): Removed last parameter.
13856 (no_conflict_p): Removed.
13857 (block_alloc): Removed note, no_conflict_combined_regno and set
13858 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13859 (combine_regs): Removed already_dead and code to look for
13860 REG_NO_CONFLICT notes.
13861 * lower_subreg (remove_retval_note): Removed code to look for
13862 REG_NO_CONFLICT block.
13863 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13864 (resolve_clobber): Remove code to process libcalls that have
13865 REG_NO_CONFLICT notes.
13866 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13868 * combine.c (can_combine_p, distribute_notes): Removed
13869 REG_NO_CONFLICT case.
13870 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13872 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13873 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13875 * reg-notes.def (NO_CONFLICT): Removed.
13877 2008-05-14 David S. Miller <davem@davemloft.net>
13879 * config/sparc/sparc.c (sparc_profile_hook): If
13880 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13881 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13882 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13884 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13886 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13888 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13891 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13892 and op1 expansion before vector concat to have less live pseudos.
13894 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13896 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13897 ix86_expand_vector_set if supported.
13899 2008-05-13 Diego Novillo <dnovillo@google.com>
13900 Kenneth Zadeck <zadeck@naturalbridge.com>
13902 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13904 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13905 phinodes_print_statistics, init_ssanames, fini_ssanames,
13906 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13907 release_ssa_name, release_defs, replace_ssa_name_symbol,
13908 ssanames_print_statistics): Move ...
13909 * tree-flow.h: ... here.
13910 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13911 Use FN instead of cfun.
13912 (make_ssa_name_fn): Rename from make_ssa_name.
13913 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13914 * tree-flow-inline.h (make_ssa_name): Move from
13915 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13916 * omp-low.c (expand_omp_parallel):
13917 * tree-flow-inline.h (redirect_edge_var_map_result):
13918 * tree-ssa.c (init_tree_ssa): Add argument FN.
13919 Use it instead of cfun. Update all users.
13921 2008-05-13 Tom Tromey <tromey@redhat.com>
13923 PR preprocessor/22168:
13924 * doc/cpp.texi (Top): Update menu.
13925 (Alternatives to Wrapper #ifndef): New node.
13926 (Other Directives): Document deprecation.
13927 (Obsolete Features): Remove menu.
13928 (Assertions): Merge node into Obsolete Features.
13929 (Obsolete once-only headers): Move earlier; rename to Alternatives
13930 to Wrapper #ifndef.
13931 * doc/cppopts.texi: Update.
13932 * c.opt (Wdeprecated): Enable for C and ObjC.
13933 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13934 (C++ Dialect Options): Move -Wno-deprecated from here to...
13935 (Warning Options): ... here.
13937 2008-05-13 Richard Guenther <rguenther@suse.de>
13939 PR middle-end/36227
13940 * fold-const.c (fold_sign_changed_comparison): Do not allow
13941 changes in pointer-ness.
13943 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13946 * config/sh/sh.c (sh_expand_prologue): Don't clear
13947 RTX_FRAME_RELATED_P for push insns.
13949 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13951 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13953 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13955 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13956 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13957 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13959 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13961 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13962 (*vec_concatv4sf_sse): This.
13963 (*sse2_concatv2si): Renamed to ...
13964 (*vec_concatv2si_sse2): This.
13965 (*sse1_concatv2si): Renamed to ...
13966 (*vec_concatv2si_sse): This.
13967 (*vec_concatv2di_rex): Renamed to ...
13968 (*vec_concatv2di_rex64): This.
13969 (*vec_concatv2si_sse4_1): New.
13970 (*vec_concatv2di_rex64_sse4_1): Likewise.
13972 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13974 PR rtl-optimization/36111
13975 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13976 that was created for swappable operands.
13978 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13981 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13982 * configure.ac: Add call to ACX_PROG_GNAT.
13984 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13986 * optc-gen.awk: Fix comment typo.
13988 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13990 * pretty-print.c (pp_integer_with_precision): Use
13991 HOST_LONG_LONG_FORMAT.
13993 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13995 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13997 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13999 * config/i386/i386.c (bdesc_ptest): Removed.
14000 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14001 (bdesc_args): Add __builtin_ia32_ptestz128,
14002 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14003 (ix86_init_mmx_sse_builtins): Updated.
14004 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14005 (ix86_expand_builtin): Updated.
14007 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14009 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14010 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14012 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14014 * value-prof.c (interesting_stringop_to_profile): Do not
14015 return early for BUILT_IN_MEMPCPY.
14017 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14019 * calls.c (expand_call): Don't use callgraph to increase
14020 preferred_stack_boundary.
14022 * cgraph.h (cgraph_rtl_info): Use unsigned on
14023 preferred_incoming_stack_boundary.
14025 * final.c (rest_of_clean_state): Use unsigned on
14026 preferred_stack_boundary.
14028 2008-05-09 Tom Tromey <tromey@redhat.com>
14030 PR preprocessor/22231:
14031 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14034 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14036 PR tree-optimization/36129
14037 * tree-ssa-ccp.c: Include value-prof.h.
14038 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14039 built-in function was folded to a constant.
14040 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14042 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14043 Sebastian Pop <sebastian.pop@amd.com>
14045 * tree-scalar-evolution.c: Document instantiate_scev.
14046 (instantiate_parameters_1): Renamed instantiate_scev_1.
14047 Don't use the same loop for instantiation_loop and evolution_loop.
14048 (instantiate_scev): New.
14049 (instantiate_parameters): Moved...
14050 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14051 same loop twice. Maintains the semantics for this function.
14052 * tree-scalar-evolution.h (instantiate_scev): Declare.
14053 (instantiate_parameters): ...here. Now static inline.
14054 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14055 instead of resolve_mixers.
14057 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14059 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14061 2008-05-09 Tomas Bily <tbily@suse.cz>
14063 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14064 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14065 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14066 * c-common.c (c_common_truthvalue_conversion): Likewise.
14067 * tree-object-size.c (compute_object_offset): Likewise.
14068 * tree-inline.c (estimate_num_insns_1): Likewise.
14069 * varasm.c (const_hash_1, compare_constant, copy_constant)
14070 (compute_reloc_for_constant, output_addressed_constants)
14071 (initializer_constant_valid_p): Likewise.
14072 * c-omp.c (check_omp_for_incr_expr): Likewise.
14073 * gimplify.c (gimplify_expr): Likewise.
14074 * c-typeck.c (c_finish_return): Likewise.
14075 * tree-vectorizer.c (supportable_widening_operation)
14076 (supportable_narrowing_operation): Likewise.
14077 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14078 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14079 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14080 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14081 (descr_info_loc): Likewise.
14082 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14083 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14084 (fold_unary): Likewise.
14085 * builtins.c (get_pointer_alignment): Likewise.
14086 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14087 (instantiate_parameters_1): Likewise.
14088 * tree.c (expr_align, stabilize_reference): Likewise.
14089 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14090 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14091 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14092 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14093 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14094 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14096 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14097 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14098 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14099 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14100 (forward_propagate_comparison)
14101 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14102 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14103 * emit-rtl.c (component_ref_for_mem_expr)
14104 (set_mem_attributes_minus_bitpos): Likewise.
14105 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14106 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14108 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14109 (build_function_call, pointer_diff, build_compound_expr)
14110 (c_finish_return): Likewise.
14111 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14112 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14114 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14115 * expr.c (is_aligning_offset): Likewise.
14116 * tree-ssa-alias.c (is_escape_site): Likewise.
14117 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14118 (check_all_va_list_escapes): Likewise.
14119 * tree-ssa-loop-ivopts.c (determine_base_object)
14120 (determine_common_wider_type): Likewise.
14121 * dojump.c (do_jump): Likewise.
14122 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14123 * tree-gimple.c (is_gimple_cast): Likewise.
14124 * fold-const.c (decode_field_reference, )
14125 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14126 (fold_binary): Likewise.
14127 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14128 (already_warned_in_frontend_p): Likewise.
14129 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14130 * tree.c (really_constant_p, get_unwidened): Likewise.
14131 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14132 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14133 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14135 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14137 (CONVERT_EXPR_P): Define.
14138 (CASE_CONVERT): Define.
14140 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14142 PR middle-end/36117
14143 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14144 (delete_unmarked_insns): When deleting a call, call
14145 delete_unreachable_blocks.
14146 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14147 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14149 2008-05-08 Richard Guenther <rguenther@suse.de>
14151 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14152 (-ftree-salias): Likewise.
14153 (salias-max-implicit-fields): Remove param documentation.
14154 (salias-max-array-elements): Likewise.
14155 * tree-pass.h (pass_create_structure_vars): Remove.
14156 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14157 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14158 * tree-ssa-alias.c (create_structure_vars): Remove.
14159 (gate_structure_vars): Likewise.
14160 (pass_create_structure_vars): Likewise.
14161 (gate_build_alias): Likewise.
14162 (pass_build_alias): Adjust to run always and dump the function.
14163 * common.opt (ftree-salias): Hide.
14164 * passes.c (init_optimization_passes): Remove
14165 pass_create_structure_vars, adjust comment.
14166 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14167 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14168 * opts.c (decode_options): Do not set flag_tree_salias.
14169 (common_handle_option): Add OPT_ftree_salias to the backward
14170 compatibility section.
14172 2008-05-08 Richard Guenther <rguenther@suse.de>
14174 * tree-flow-inline.h (var_can_have_subvars): Move ...
14175 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
14176 * tree-flow.h (var_can_have_subvars): Remove.
14177 (push_fields_onto_fieldstack): Remove.
14178 (sort_fieldstack): Likewise.
14179 (struct fieldoff): Move ...
14180 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
14181 alias_set and base_for_components fields.
14182 (sort_fieldstack): Make static.
14183 (push_fields_onto_fieldstack): Likewise. Remove code that
14184 handles anything but RECORD_TYPEs. Remove alias_set and
14185 base_for_components handling.
14186 (create_variable_info_for): Adjust.
14188 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
14190 * common.opt (Wframe-larger-than=): Shorten the help message
14192 * doc/invoke.texi (Wframe-larger-than=): Add more description.
14194 2008-05-08 Rafael Espíndola <espindola@google.com>
14196 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
14198 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
14199 trap and that both operands are gimple values.
14200 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
14201 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14204 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14206 * read-rtl.c (join_c_conditions): Return the first string if the
14207 two strings are equal.
14209 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14211 * gensupport.h (pred_data): Add a "num_codes" field.
14212 (add_predicate_code): Declare.
14213 * gensupport.c (add_predicate_code): New function.
14214 (std_pred_table): Add an "allows_const_p" field.
14215 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14216 Remove the (incomplete) list of such codes from the codes field.
14217 (init_predicate_table): Use add_predicate_code. Add all
14218 RTX_CONST_OBJs if allows_const_p is true.
14219 * genrecog.c (process_define_predicate): Use add_predicate_code.
14221 2008-05-08 David Daney <ddaney@avtrex.com>
14222 Richard Sandiford <rsandifo@nildram.co.uk>
14224 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
14225 special case of constant zero operands.
14226 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
14227 old and new values. Special case constant zero values.
14228 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
14230 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
14231 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
14233 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
14236 * simplify-rtx.c (simplify_plus_minus): Create CONST of
14237 similar RTX_CONST_OBJ before CONST_INT.
14239 2008-05-08 Steve Ellcey <sje@cup.hp.com>
14241 * stmt.c (expand_stack_restore): Change sa mode if needed.
14243 2008-05-08 Richard Guenther <rguenther@suse.de>
14245 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
14246 return type to bool.
14247 (ix86_sol10_return_in_memory): Likewise.
14248 (ix86_i386elf_return_in_memory): Likewise.
14249 (ix86_i386interix_return_in_memory): Likewise.
14250 * config/i386/i386.c (ix86_return_in_memory): Likewise.
14251 (ix86_sol10_return_in_memory): Likewise.
14252 (ix86_i386elf_return_in_memory): Likewise.
14253 (ix86_i386interix_return_in_memory): Likewise.
14255 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14258 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
14260 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
14261 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
14264 2008-05-08 Richard Guenther <rguenther@suse.de>
14266 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
14267 * tree-data-ref.h (struct dr_alias): Remove subvars field.
14268 (DR_SUBVARS): Remove.
14269 * tree-dfa.c (dump_subvars_for): Remove.
14270 (debug_subvars_for): Likewise.
14271 (dump_variable): Do not dump subvars.
14272 (remove_referenced_var): Do not remove subvars.
14273 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
14274 (lookup_subvars_for_var): Remove.
14275 (get_subvars_for_var): Likewise.
14276 (get_subvars_at): Likewise.
14277 (get_first_overlapping_subvar): Likewise.
14278 (overlap_subvar): Likewise.
14279 * tree-flow.h (subvar_t): Remove.
14280 (struct var_ann_d): Remove subvars field.
14281 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
14282 argument. Remove special handling of SFTs.
14283 (compute_tag_properties): Likewise.
14284 (set_initial_properties): Likewise.
14285 (compute_call_clobbered): Likewise.
14286 (count_mem_refs): Likewise.
14287 (compute_memory_partitions): Likewise.
14288 (compute_flow_insensitive_aliasing): Likewise.
14289 (setup_pointers_and_addressables): Likewise.
14290 (new_type_alias): Likewise.
14291 (struct used_part): Remove.
14292 (used_portions): Likewise.
14293 (struct used_part_map): Likewise.
14294 (used_part_map_eq): Likewise.
14295 (used_part_map_hash): Likewise.
14296 (free_used_part_map): Likewise.
14297 (up_lookup): Likewise.
14298 (up_insert): Likewise.
14299 (get_or_create_used_part_for): Likewise.
14300 (create_sft): Likewise.
14301 (create_overlap_variables_for): Likewise.
14302 (find_used_portions): Likewise.
14303 (create_structure_vars): Likewise.
14304 * tree.def (STRUCT_FIELD_TAG): Remove.
14305 * tree.h (MTAG_P): Adjust.
14306 (struct tree_memory_tag): Remove base_for_components and
14307 unpartitionable flags.
14308 (struct tree_struct_field_tag): Remove.
14309 (SFT_PARENT_VAR): Likewise.
14310 (SFT_OFFSET): Likewise.
14311 (SFT_SIZE): Likewise.
14312 (SFT_NONADDRESSABLE_P): Likewise.
14313 (SFT_ALIAS_SET): Likewise.
14314 (SFT_UNPARTITIONABLE_P): Likewise.
14315 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
14316 (union tree_node): Remove sft field.
14317 * alias.c (get_alias_set): Remove special handling of SFTs.
14318 * print-tree.c (print_node): Remove handling of SFTs.
14319 * tree-dump.c (dequeue_and_dump): Likewise.
14320 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
14321 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
14322 * tree-predcom.c (set_alias_info): Do not set subvars.
14323 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
14324 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
14325 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
14326 (add_vars_for_offset): Remove.
14327 (add_virtual_operand): Remove special handling of SFTs.
14328 (add_call_clobber_ops): Likewise.
14329 (add_call_read_ops): Likewise.
14330 (get_asm_expr_operands): Likewise.
14331 (get_modify_stmt_operands): Likewise.
14332 (get_expr_operands): Likewise.
14333 (add_to_addressable_set): Likewise.
14334 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
14335 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14336 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
14337 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
14338 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
14339 (tree_node_structure): Likewise.
14340 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
14342 (find_what_p_points_to): Likewise.
14344 2008-05-08 Sa Liu <saliu@de.ibm.com>
14346 * config/spu/spu.md: Fixed subti3 pattern.
14348 2008-05-08 Richard Guenther <rguenther@suse.de>
14350 PR middle-end/36154
14351 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14352 sure to create a representative for trailing arrays for PTA.
14354 2008-05-08 Richard Guenther <rguenther@suse.de>
14356 PR middle-end/36172
14357 * fold-const.c (operand_equal_p): Two objects which types
14358 differ in pointerness are not equal.
14360 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14362 * calls.c (compute_argument_block_size): Add argument tree fndecl.
14363 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
14364 (emit_library_call_value_1): Add new variable fndecl initialized by
14365 NULL_TREE. It should be the decl type of orgfun, but this information
14366 seems not to be available here, so it uses the default calling abi.
14367 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
14368 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
14369 by TARGET_RETURN_IN_MEMORY.
14370 * config/i386/i386-interix.h: Likewise.
14371 * config/i386/i386.h: Likewise.
14372 * config/i386/i386elf.h: Likewise.
14373 * config/i386/ptx4-i.h: Likewise.
14374 * config/i386/sol2-10.h: Likewise.
14375 * config/i386/sysv4.h: Likewise.
14376 * config/i386/vx-common.h: Likewise.
14377 * config/cris/cris.h: Removed #if 0 clause.
14378 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
14379 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
14381 (ix86_sol10_return_in_memory): Likewise.
14382 (ix86_i386elf_return_in_memory): New.
14383 (ix86_i386interix_return_in_memory): New.
14384 * config/mt/mt-protos.h (mt_return_in_memory): New.
14385 * config/mt/mt.c: Likewise.
14386 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14387 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
14388 * config/bfin/bfin.h: Likewise.
14389 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14391 * config/bfin/bfin.c: Likewise.
14392 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14393 * config/alpha/unicosmk.h: Likewise.
14394 * config/i386/cygming.h: Likewise.
14395 * config/iq2000/iq2000.h: Likewise.
14396 * config/mips/mips.h: Likewise.
14397 * config/mn10300/mn10300.h: Likewise.
14398 * config/rs6000/rs6000.h: Likewise.
14399 * config/score/score.h: Likewise.
14400 * config/spu/spu.h: Likewise.
14401 * config/v850/v850.h: Likewise.
14402 * defaults.h: Likewise.
14403 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14404 * expr.c (emit_block_move): Adjust use of
14405 OUTGOING_REG_PARM_STACK_SPACE.
14406 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14407 OUTGOING_REG_PARM_STACK_SPACE.
14408 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14410 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14412 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14413 on OMP_RETURN for OMP_FOR.
14416 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14417 (fortran_common): New function.
14418 (gen_variable_die): Call fortran_common instead of common_check,
14419 adjust for it returning tree instead of rtx. Formatting.
14421 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14425 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14426 * c-decl.c (merge_decls): Ditto.
14427 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14428 to RTL_CONST_OR_PURE_CALL_P.
14429 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14430 Initialized DECL_LOOPING_CONST_PURE.
14431 (process_call_operands): Set tree_side_effects properly.
14432 * tree.h (TREE_READONLY_DECL_P): Removed.
14433 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14434 (DECL_LOOPING_OR_CONST_P): New macro.
14435 (struct tree_function_decl): Added looping_const_or_pure_p.
14436 (ECF_*) Renumbered.
14437 (ECF_LOOPING_OR_CONST_P): New macro.
14438 * rtlanal.c (pure_const_p): Removed.
14439 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14440 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14441 to RTL_CONST_CALL_P.
14442 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14443 (check_decl, check_tree, check_call, scan_function): Initialize
14445 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14446 (static_execute): Set looping true for recursive functions.
14447 Undo setting state to IPA_NEITHER for recursive functions.
14448 * cse.c (cse_insn):
14449 * ifcvt.c (noce_can_store_speculate_p): Changed
14450 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14451 RTL_CONST_OR_PURE_CALL_P.
14452 * dse.c (scan_insn): Ditto.
14453 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14454 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14455 RTL_CONST_OR_PURE_CALL_P.
14456 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14457 pure_call_p to RTL_CONST_CALL_P.
14458 * gimplify.c (gimplify_call_expr): Clear side effects for
14459 non-looping pure and constant calls.
14460 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14461 (flags_from_decl_or_type): Set ecf flags from decl flags.
14462 (initialize_argument_information): Turn off
14463 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14464 Change const to pure if callee_copies is true rather than just
14466 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14467 way of marking pure calls.
14468 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14469 Remove hack that was supposed to fix pr7335 and remove old
14470 way of marking pure calls.
14471 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14472 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14473 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14474 RTL_CONST_OR_PURE_CALL_P.
14475 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14476 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14477 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14478 * sched-deps.c (schedule_analyze): Ditto.
14479 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14480 return_val field of calls to represent pure and const function info.
14481 (CONST_OR_PURE_CALL_P): Deleted macro.
14482 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14483 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14484 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14486 * tree-optimize.c (execute_fixup_cfg): Added test for
14487 ECF_LOOPING_CONST_OR_PURE.
14488 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14490 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14491 effects for looping pure or const calls.
14492 (verify_gimple_expr): Added verification code.
14493 * config/alpha/alpha.c (alpha_legitimize_address,
14494 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14496 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14497 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14498 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14499 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14500 RTL_CONST_OR_PURE_CALL_P.
14501 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14502 and const calls to be deleted.
14504 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14507 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14508 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14509 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14510 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14511 to handle nonimmediate operands.
14512 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14513 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14514 to handle nonimmediate operands.
14515 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14516 (mmx_pmulhrwv4hi3): New expander. Use
14517 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14518 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14519 (sse2_umulv1siv1di3): New expander. Use
14520 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14521 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14522 (mmx_eq<mode>3): New expander. Use
14523 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14524 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14525 (mmx_uavgv8qi3): New expander. Use
14526 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14527 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14528 (mmx_uavgv4hi3): New expander. Use
14529 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14531 * config/i386/sse.md
14532 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14533 to handle nonimmediate operands.
14534 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14535 to handle nonimmediate operands.
14536 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14537 to handle nonimmediate operands.
14538 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14539 to handle nonimmediate operands.
14540 (sse2_unpckhpd_exp): New expander. Use
14541 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14542 (sse2_unpcklpd_exp): New expander. Use
14543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14544 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14545 to handle nonimmediate operands.
14546 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14547 to handle nonimmediate operands.
14548 (*sse2_<plusminus_insn><mode>3): Rename from
14549 sse2_<plusminus_insn><mode>3 insn pattern.
14550 (sse2_<plusminus_insn><mode>3): New expander. Use
14551 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14552 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14553 (sse2_umulv2siv2di3): New expander. Use
14554 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14555 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14556 (sse4_1_mulv2siv2di3): New expander. Use
14557 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14558 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14559 (sse2_pmaddwd): New expander. Use
14560 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14561 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14562 (sse2_eq<mode>3): New expander. Use
14563 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14564 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14565 (sse4_1_eqv2di3): New expander. Use
14566 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14567 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14568 (sse2_uavgv16qi3): New expander. Use
14569 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14570 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14571 (sse2_uavgv16qi3): New expander. Use
14572 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14573 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14574 (sse2_uavgv8hi3): New expander. Use
14575 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14576 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14577 (ssse3_pmulhrswv8hi3): New expander. Use
14578 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14579 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14580 (ssse3_pmulhrswv4hi3): New expander. Use
14581 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14583 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14584 (<sse>_vmmul<mode>3): Ditto.
14585 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14587 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14588 (ssse3_pmaddubsw): Ditto.
14590 * config/i386/i386.c (struct_builtin_description)
14591 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14592 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14593 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14594 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14595 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14596 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14597 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14598 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14599 (ix86_fixup_binary_operands): Assert that src1
14600 and src2 must have the same mode when swapped.
14601 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14602 and ix86_binary_operator_ok. Do not force operands in registers
14605 2008-05-07 Jan Hubicka <jh@suse.cz>
14607 * cgraph.c (dump_cgraph_node): Update.
14608 * cgraph.h (cgraph_local_info): Break out inline summary.
14609 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14611 * ipa-inline (inline_summary): New accestor function.
14612 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14613 cgraph_decide_inlining, compute_inline_parameters): Update.
14614 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14616 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14618 Cleanup ColdFire scheduling support and add V4 pipeline model.
14620 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14621 (define_attr cpu): Add cfv4 value.
14622 (define_attr type, define_attr type1): Merge into a single 'type'
14623 attribute. Update all uses.
14624 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14625 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14627 (define_attr opx_mem, define_attr opy_mem): Remove.
14628 (define_attr op_mem): Clean up, update comment.
14629 (define_attr size): Use specific values instead of general int.
14630 (define_attr guess, define_attr split): Remove. Update all uses.
14631 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14632 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14633 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14634 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14635 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14636 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14637 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14638 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14639 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14640 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14641 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14642 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14643 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14644 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14645 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14646 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14647 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14648 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14649 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14650 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14651 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14652 Update or set attributes.
14653 (stack_tie): New fake instruction.
14655 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14656 (m68k_sched_attr_size): Update declaration.
14657 (m68k_sched_attr_type2): Remove.
14658 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14659 Declare new bypass predicates.
14661 * config/m68k/m68k.c (m68k_sched_issue_rate,
14662 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14664 (TARGET_SCHED_ISSUE_RATE,
14665 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14666 (override_options): Handle scheduling for ColdFire V4 core.
14667 (m68k_expand_prologue): Emit stack_tie.
14668 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14669 'OP_TYPE_FPN'. Update all uses.
14670 (sched_guess_p): Remove.
14671 (sched_address_type): Handle symbolic addresses.
14672 (sched_get_operand): New static function.
14673 (sched_operand_type): Merge into sched_attr_op_type.
14674 (sched_attr_op_type): Handle FP registers, handle quick constants,
14676 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14677 (m68k_sched_attr_size): Update. Move logic to ...
14678 (sched_get_attr_size_int): New static function.
14679 (sched_get_opxy_mem_type): New static function.
14680 (m68k_sched_attr_op_mem): Update.
14681 (m68k_sched_attr_type2): Remove.
14682 (sched_cfv4_bypass_data): New static variable.
14683 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14684 (m68k_sched_issue_rate): Implement scheduler hook.
14685 (struct _sched_ib: enabled_p): New field.
14686 (m68k_sched_variable_issue): Update. Handle V4.
14687 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14688 sched_dump_class_func_t, sched_dump_split_class,
14689 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14690 sched_dump_dfa_class, m68k_sched_dump): Remove.
14691 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14693 (m68k_sched_init_global): Remove statisctics dumping, introduce
14694 sanity check that all instructions have pipeline reservations. Handle
14696 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14697 Handle ColdFire V4 core.
14698 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14699 New static functions.
14700 (m68k_sched_address_bypass_p): New bypass predicate.
14701 (sched_get_indexed_address_scale): New static function.
14702 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14704 * cf.md: Update comments.
14705 (define_attr type2): Remove. Use 'type' attribute instead.
14707 (cf_ib): Rename to cfv123_ib. Update all uses.
14708 (cf_oep): Rename to cfv123_oep. Update all uses.
14709 (cf_chr): Rename to cfv123_chr. Update all uses.
14710 (cf_mem): Rename to cfv123_mem. Update all uses.
14711 (cf_mac): Move to more appropriate place.
14712 (cfv123_guess): New automaton and cpu_unit.
14713 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14714 Update uses of 'size' attribute. Handle before reload scheduling.
14715 (cfv123_guess): New dummy reservation for unhandled instructions.
14716 (cfv4_*): Pipeline description of ColdFire V4 core.
14717 (ignore): New reservation to handle 'ignore' type.
14719 2008-05-07 Ian Lance Taylor <iant@google.com>
14721 PR middle-end/36013
14722 * gimplify.c (find_single_pointer_decl_1): Don't look through
14724 (find_single_pointer_decl): Adjust comments.
14726 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14728 PR middle-end/36137
14729 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14730 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14732 PR middle-end/36106
14733 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14734 integral type rather than floating point, then VIEW_CONVERT_EXPR
14735 to the floating point type.
14737 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14739 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14740 TFmode op0 to register.
14742 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14744 * c-decl.c (grokdeclarator): Comment typo.
14746 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14748 * tree-flow.h: Remove prototype for computed_goto_p.
14749 * tree-cfg.c (computed_goto_p): Make static.
14751 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14754 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14755 (contains_aligned_value_p): This. Handle _Decimal128.
14756 (ix86_function_arg_boundary): Only align _Decimal128 to its
14757 natural boundary and handle it properly.
14759 2008-05-06 Martin Jambor <mjambor@suse.cz>
14761 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14762 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14763 (ipcp_method_set_orig_node): Removed.
14764 (ipcp_cval_get_cvalue_type): Removed.
14765 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14766 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14767 (ipcp_cval_set_cvalue_type): Removed.
14768 (ipcp_cval_get_cvalue): Removed.
14769 (ipcp_cval_set_cvalue): Removed.
14770 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14771 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14772 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14773 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14774 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14775 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14776 (ipcp_get_ith_lattice): Changed parameters.
14777 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14778 (ipcp_lattice_from_jfunc): Changed parameters.
14779 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14780 (ipcp_method_cval_print): Added temporary variable info.
14781 (ipcp_redirect): Removed already unused local variable caller.
14782 (ipcp_redirect): New temporary variable orig_callee_info
14783 (ipcp_redirect): Removed newly unused local variable callee.
14784 (ipcp_redirect): Removed (a bit confusing) local variable type.
14785 (ipcp_insert_stage): Added local variable info.
14786 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14788 (ipcp_formal_create): Removed.
14789 (ipcp_method_cval_set): Removed.
14790 (ipcp_propagate_stage): Renamed lattice variables.
14791 (ipcp_method_cval_set_cvalue_type): Removed.
14792 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14793 (ipcp_print_all_lattices): Changed printed strings to refer to
14794 lattices rather than cvals.
14795 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14796 (ipcp_propagate_const): Changed formal parameters.
14797 (build_const_val): Changed formal parameters.
14798 (ipcp_insert_stage): Removed useless variable cvalue
14799 (build_const_val): Changed formal parameters.
14800 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14801 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14802 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14803 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14804 (ipcp_print_func_profile_counts): Changed string from "method" to
14806 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14807 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14808 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14809 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14810 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14811 (ipcp_lat_is_const): Changed parameters and made inline.
14812 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14813 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14814 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14815 the predicate condition directly
14816 (ipcp_propagate_stage): Added local variable args. Removed local
14817 variable callee. (Both are mere code simplifications.)
14818 (ipcp_method_dont_insert_const): Renamed to
14819 ipcp_node_not_modifiable_p.
14820 (ipcp_node_not_modifiable_p): Made inline.
14821 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14822 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14823 (ipcp_print_all_lattices): Removed variable cvalue
14824 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14827 2008-05-06 Olivier Hainque <hainque@adacore.com>
14829 * tree-sra.c (try_instantiate_multiple_fields): Early return
14830 if field has POINTER_TYPE.
14832 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14834 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14835 by using 'q' specifier for instruction.
14836 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14838 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14840 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14841 Change mode of zero_extract from QImode to HImode.
14842 (sign bit tests peepholes): (Ditto.).
14844 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14846 * config/i386/mmx.md: Remove double backslashes from asm templates.
14847 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14848 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14849 to handle nonimmediate operands.
14850 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14851 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14852 to handle nonimmediate operands.
14853 (*mmx_<code>v2sf3_finite): New insn pattern.
14854 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14855 (mmx_<code>v2sf3): New expander. Use
14856 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14857 (mmx_<plusminus_insn><mode>3): New expander. Use
14858 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14859 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14860 (mmx_add<mode>3): Removed.
14861 (mmx_ssadd<mode>3): Ditto.
14862 (mmx_usadd<mode>3): Ditto.
14863 (mmx_sub<mode>3): Ditto.
14864 (mmx_sssub<mode>3): Ditto.
14865 (mmx_ussub<mode>3): Ditto.
14866 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14867 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14868 to handle nonimmediate operands.
14869 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14871 (mmx_smulv4hi3_highpart): New expander. Use
14872 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14873 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14875 (mmx_umulv4hi3_highpart): New expander. Use
14876 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14877 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14878 (mmx_<code>v4hi3): New expander. Use
14879 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14880 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14881 (mmx_<code>v8qi3): New expander. Use
14882 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14883 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14884 (mmx_<code><mode>3): New expander. Use
14885 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14887 2008-05-05 Jan Hubicka <jh@suse.cz>
14889 PR tree-optimization/36118
14890 * passes.c (pass_init_dump_file): Fix dump header.
14892 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14894 PR middle-end/36141
14895 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14896 VCE for function decls.
14898 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14900 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14902 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14904 * config/i386/i386.md (sat_plusminus): New.
14905 (plusminus_insn): Likewise.
14906 (plusminus_mnemonic): Likewise.
14908 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14909 (*<addsub><mode>3_cc_overflow): Renamed to ...
14910 (*<plusminus_insn><mode>3_cc_overflow): This.
14911 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14912 (*<plusminus_insn>si3_zext_cc_overflow): This.
14914 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14915 (<plusminus_insn><mode>3): This.
14916 (*<addsub><mode>3): Renamed to ...
14917 (*<plusminus_insn><mode>3): This.
14918 (<sse>_vm<addsub><mode>3): Renamed to ...
14919 (<sse>_vm<plusminus_insn><mode>3): This.
14920 (sse3_h<addsub>v4sf3): Renamed to ...
14921 (sse3_h<plusminus_insn>v4sf3): This.
14922 (sse3_h<addsub>v2df3): Renamed to ...
14923 (sse3_h<plusminus_insn>v2df3): This.
14924 (<plusminus_insn><mode>3): New.
14925 (*<plusminus_insn><mode>3): Likewise.
14926 (sse2_<plusminus_insn><mode>3): Likewise.
14927 (add<mode>): Removed.
14928 (*add<mode>3): Likewise.
14929 (sse2_ssadd<mode>3): Likewise.
14930 (sse2_usadd<mode>3): Likewise.
14931 (sub<mode>3): Likewise.
14932 (*sub<mode>3): Likewise.
14933 (sse2_sssub<mode>3): Likewise.
14934 (sse2_ussub<mode>3): Likewise.
14936 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14938 * gthr-single.h: Add in required interface elements as per gthr.h.
14939 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14940 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14941 Generalize UNUSED macro.
14942 (__gthread_once): Add.
14943 (__gthread_key_create): Add.
14944 (__gthread_key_delete): Add.
14945 (__gthread_getspecific): Add.
14946 (__gthread_setspecific): Add.
14948 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14950 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14951 the same size types for the indirect reference on the rhs, then
14954 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14956 * config/i386/i386.md
14957 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14958 one insn template instead of template series.
14959 (*xordi_1_rex64): Ditto.
14960 (*xordi_2_rex64): Ditto.
14962 2008-05-05 Ira Rosen <irar@il.ibm.com>
14964 PR tree-optimization/36119
14965 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14968 2008-06-04 Jan Hubicka <jh@suse.cz>
14970 tree-optimization/36100
14971 * tree-pass.h (pass_O0_always_inline): Declare.
14972 * ipa-inline.c (inline_transform): Remove dead code.
14973 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14974 pass_O0_always_inline): New.
14975 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14977 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14979 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14980 mnemonic in this_param move for TARGET_64BIT.
14982 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14984 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14985 (*strmovsi_rex_1): Ditto.
14986 (*strsetsi_1): Ditto.
14987 (*strsetsi_rex_1): Ditto.
14989 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14990 adddicc expanders using SWI mode iterator.
14992 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14995 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14998 2008-05-04 David S. Miller <davem@davemloft.net>
15000 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15001 (sparc*-*-linux*): Use linux.h in tm_file.
15002 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15003 compiler defaulting to 32-bit.
15004 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15006 * config/sparc/linux.h: Remove definitions now obtained
15007 properly from linux.h
15008 * config/sparc/linux64.h: Likewise.
15009 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15010 don't want this setting for 32-bit builds in a biarch compiler.
15011 * doc/install.texi: Add sparc-linux to list of targets
15012 supporting --enable-targets=all.
15014 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15016 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15018 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15020 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15021 after V4SI_FTYPE_V8HI.
15022 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15023 case V4SI_FTYPE_V2DF.
15025 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15027 * doc/invoke.texi (max-flow-memory-locations): Removed.
15028 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15030 2008-05-03 Richard Guenther <rguenther@suse.de>
15032 PR middle-end/34973
15033 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15035 2008-05-02 David S. Miller <davem@davemloft.net>
15037 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15039 2008-05-02 Simon Baldwin <simonb@google.com>
15042 * c-common.h (warn_array_subscript_range): Removed.
15043 * c-common.c (warn_array_subscript_range): Ditto.
15044 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15045 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15047 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15049 * config/i386/i386.c (ix86_special_builtin_type): New.
15050 (bdesc_special_args): Likewise.
15051 (ix86_expand_special_args_builtin): Likewise.
15052 (ix86_init_mmx_sse_builtins): Updated.
15053 (ix86_expand_builtin): Updated.
15054 (ix86_expand_store_builtin): Removed.
15055 (ix86_expand_unop_builtin): Likewise.
15057 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15058 * config/i386/mmintrin.h (__v2sf): Here.
15060 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15062 (_mm_loadl_pi): Likewise.
15063 (_mm_storeh_pi): Replace __v2si with __v2sf.
15064 (_mm_storel_pi): Likewise.
15066 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15067 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15068 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15069 __builtin_ia32_loadlpd.
15071 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15073 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15074 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15075 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15076 (ix86_init_mmx_sse_builtins): Updated.
15077 (ix86_expand_args_builtin): Likewise.
15078 (ix86_expand_builtin): Likewise.
15079 (ix86_expand_unop1_builtin): Renamed to ...
15080 (ix86_expand_unop_vec_merge_builtin): This.
15082 2008-05-01 Jan Hubicka <jh@suse.cz>
15085 * ipa-inline.c (inline_generate_summary): Make static.
15086 (inline_transform): Do not call inlining at -O0; make static.
15087 * passes.c (execute_todo): Add sanity check.
15088 (execute_one_ipa_transform_pass): Execute proper flags.
15090 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15092 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15093 (DECL_NONADDRESSABLE_P): Likewise.
15094 * alias.c (record_component_aliases): Fix comment.
15096 2008-05-01 Simon Baldwin <simonb@google.com>
15098 * c-common.h (warn_array_subscript_range): New function.
15099 * c-common.c (warn_array_subscript_range): Ditto.
15100 * tree-vrp.c (check_array_ref): Corrected code to agree with
15101 comment, ignoring only arrays of size 0 or size 1.
15102 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15104 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15106 * config/i386/i386.c (ix86_builtin_type): Replace
15107 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15108 (bdesc_args): Updated.
15109 (ix86_init_mmx_sse_builtins): Likewise.
15110 (ix86_expand_args_builtin): Likewise.
15112 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15115 * doc/extend.texi: Correct __builtin_ia32_palignr.
15117 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15120 * config/i386/i386.c (bdesc_crc32): Removed.
15121 (ix86_expand_crc32): Likewise.
15122 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15123 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15124 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15125 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15126 UINT_FTYPE_UINT_UCHAR.
15127 (bdesc_args): Updated. Add crc32 builtins.
15128 (ix86_init_mmx_sse_builtins): Updated.
15129 (ix86_expand_args_builtin): Updated to support subreg.
15131 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15133 2008-05-01 Jan Hubicka <jh@suse.cz>
15135 * tree-pass.h (opt_pass): Add IPA_PASS.
15136 (varpool_node, cgraph_node): Forward declare.
15137 (ipa_opt_pass): Define.
15138 (pass_ipa_inline): Turn into ipa_opt_pass.
15139 (pass_apply_inline): Remove.
15140 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15141 (apply_inline): Turn into ....
15142 (inline_transform): ... this one.
15143 (inline_generate_summary): New function.
15144 (pass_apply_inline): Remove.
15145 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15147 (struct function): Add ipa_transforms_to_apply.
15148 * passes.c (register_one_dump_file): Work on IPA_PASS.
15149 (init_optimization_passes): Remove pass_inline_parameters and
15151 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15152 (execute_one_pass) ... here; apply transforms when possible.
15153 (add_ipa_transform_pass, execute_ipa_summary_asses,
15154 execute_one_ipa_transform_pass): New.
15155 (execute_ipa_pass_list): Update for IPA_PASS type.
15157 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15159 * config/i386/i386.c (ix86_builtin_type): Add
15160 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15161 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
15162 (bdesc_args): Add SSE4a builtins.
15163 (ix86_init_mmx_sse_builtins): Updated.
15164 (ix86_expand_args_builtin): Likewise.
15165 (ix86_expand_builtin): Likewise.
15167 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15169 * config/i386/i386.c (ix86_builtin_type): Add
15170 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
15171 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
15172 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
15173 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
15174 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
15175 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
15176 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
15177 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
15178 and DI_FTYPE_DI_DI_INT.
15179 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
15180 (ix86_init_mmx_sse_builtins): Updated.
15181 (ix86_expand_args_builtin): Likewise.
15182 (ix86_expand_builtin): Likewise.
15183 (ix86_expand_binop_imm_builtin): Removed.
15185 * doc/extend.texi: Correct __builtin_ia32_palignr128.
15187 2008-04-30 Richard Guenther <rguenther@suse.de>
15189 PR tree-optimization/32921
15190 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
15192 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
15194 * config/arm/arm.c (arm_unwind_emit): Use
15195 crtl->all_throwers_are_sibcalls instead of
15196 cfun->all_throwers_are_sibcalls.
15197 (arm_output_fn_unwind): Likewise.
15198 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
15199 instead of cfun->uses_pic_offset_table.
15200 (frv_expand_prologue): Likewise.
15201 (frv_frame_pointer_required): Likewise.
15202 (frv_expand_fdpic_call): Likewise.
15203 (frv_emit_movsi): Likewise.
15204 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15205 cfun->returns_pcc_struct instead of
15206 current_function_returns_pcc_struct.
15207 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15208 instead of cfun->calls_eh_return.
15209 (m32c_pushm_popm): Likewise.
15210 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15211 "extern" declaration.
15213 2008-04-30 Richard Guenther <rguenther@suse.de>
15215 PR tree-optimization/21636
15216 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15218 (evaluate_stmt): Print the likely value.
15219 (ccp_visit_stmt): Avoid excessive vertical spacing.
15221 2008-04-30 Rafael Espíndola <espindola@google.com>
15223 * builtins.c (fold_call_expr): Return realret.
15224 * tree-ssa-threadedge.c
15225 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15226 __builtin_object_size.
15228 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
15230 * gcc.c (wrapper_string): New variable.
15231 (insert_wrapper): New function.
15232 (execute): New option -wrapper.
15233 * doc/invoke.texi (Overall Options): New driver option -wrapper.
15235 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
15237 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
15238 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
15239 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
15241 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
15242 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
15243 config/rs6000/e500crtres64gprctr.asm,
15244 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
15245 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
15246 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
15247 config/rs6000/e500crtsav64gprctr.asm,
15248 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
15249 config/rs6000/e500crtsavg64gprctr.asm: New files.
15250 * config/rs6000/t-ppccomm: Add build rules for new files.
15251 (LIB2FUNCS_STATIC_EXTRA): Add new files.
15252 * config/rs6000/t-netbsd: Add build rules for new files.
15253 (LIB2FUNCS_STATIC_EXTRA): New variable.
15254 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
15255 (CRTSAVRES_DEFAULT_SPEC): Likewise.
15256 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
15258 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
15260 * config/i386/i386.c (ix86_builtin_type): Add
15261 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
15262 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
15263 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
15264 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
15265 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
15266 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
15267 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
15268 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
15269 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
15270 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
15271 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
15272 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
15273 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
15274 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
15275 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
15276 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
15277 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
15278 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
15279 V1DI_FTYPE_V2SI_V2SI.
15280 (bdesc_2arg): Moved to ...
15281 (bdesc_args): Here.
15282 (ix86_init_mmx_sse_builtins): Updated.
15283 (ix86_expand_args_builtin): Updated. Take a pointer
15284 to const struct builtin_description. Handle comparison
15286 (ix86_expand_sse_compare): Take a new argument for swapping operands.
15287 (ix86_expand_builtin): Updated.
15289 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
15290 (ssse3_pmaddubsw128): This.
15291 (ssse3_pmaddubswv4hi3): Renamed to ...
15292 (ssse3_pmaddubsw): This.
15294 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
15295 (__builtin_ia32_packssdw128): Likewise.
15296 (__builtin_ia32_packuswb128): Likewise.
15297 (__builtin_ia32_pmaddubsw): Likewise.
15298 (__builtin_ia32_pmaddubsw128): Likewise.
15300 2008-04-30 Richard Guenther <rguenther@suse.de>
15302 PR tree-optimization/14847
15303 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
15304 (recognize_bits_test): Use it.
15305 (recognize_single_bit_test): Likewise.
15307 2008-04-30 Martin Jambor <mjambor@suse.cz>
15309 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
15310 instead of setting number of formal parameters to zero.
15311 (ipcp_init_stage): Do not set the number of actual parameters to zero
15313 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
15314 which are called with variable number of arguments.
15315 (ipcp_insert_stage): Explicitely skipping all nodes which are
15316 called with variable number of arguments.
15317 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
15318 number of parameters.
15320 * ipa-prop.h (struct ipa_node_params): Added flag
15321 called_with_var_arguments
15322 (ipa_set_param_count): Added. Changed sole setter to use it.
15323 (ipa_get_param_count): Added. All readers of param_count
15324 converted to use it instead.
15325 (ipa_set_called_with_variable_arg): Added.
15326 (ipa_is_called_with_var_arguments): Added.
15327 (ipa_get_ith_param): Added. All readers of param_decls converted
15329 (ipa_set_cs_argument_count): Added, sole writer to argument_count
15331 (ipa_get_cs_argument_count): Added, all readers of argument_count
15333 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
15336 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
15337 (struct ipcp_lattice): Renamed cval_type to type
15338 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
15340 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
15341 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
15342 (ipcp_insert_stage): Changed the type of variable cvalue to tree
15343 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
15344 (build_const_val): Changed the type of parameter cvalue to tree
15345 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
15346 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
15348 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
15351 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
15352 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
15353 (ipa_add_method): Renamed to ipa_push_func_to_list
15354 (ipa_remove_method): Renamed to ipa_pop_func_from_list
15355 (ipa_callsite_param_count): Removed.
15356 (ipa_callsite_param_count_set): Removed.
15357 (ipa_callsite_param): Removed.
15358 (ipa_callsite_callee): Removed.
15359 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
15360 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
15361 (ipa_method_formal_count): Removed.
15362 (ipa_method_formal_count_set): Removed.
15363 (ipa_method_get_tree): Removed.
15364 (ipa_method_tree_map_create): Removed.
15365 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
15366 (ipa_create_param_decls_array): Creates the array itself
15367 (ipa_create_param_decls_array): Temporary variable info instead of
15368 a few dereferences.
15369 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
15370 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
15371 (get_type): Removed.
15372 (ipa_jf_get_info_type): Removed.
15373 (ipa_node_create): Renamed to ipa_create_node_params
15374 (ipa_free): Renamed to ipa_free_all_node_params
15375 (ipa_nodes_create): Renamed to ipa_create_all_node_params
15376 (ipa_edges_create): Renamed to ipa_create_all_edge_args
15377 (ipa_edges_free): Renamed to ipa_free_all_edge_args
15378 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
15379 (ipa_free_all_node_params): Deallocation to jump_functions moved to
15380 ipa_free_all_edge_args
15381 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
15382 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
15383 (ipa_create_methodlist_node): Removed.
15384 (ipa_methodlist_method): Removed.
15385 (ipa_methodlist_method_set): Removed.
15386 (ipa_methodlist_next_method): Removed.
15387 (ipa_methodlist_next_method_set): Removed.
15388 (ipa_method_is_modified): Removed.
15389 (ipa_method_modify_create): Removed.
15390 (ipa_method_modify_init): Temporary variable info instead of a few
15392 (ipa_detect_param_modifications): Temporary variable info instead of
15393 a few dereferences.
15394 (ipa_compute_jump_functions): Temporary variable info instead of
15395 a few dereferences.
15396 (ipa_method_modify_set): Removed.
15397 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15398 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15399 than craph_node as the first parameter.
15400 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15401 (ipa_method_modify_init): Removed.
15402 (ipa_compute_jump_functions): Added a temp variable instead of
15403 repeatadly dereferencing the cgraph_edge.aux pointer
15404 (ipa_callsite_param_set_type): Removed.
15405 (ipa_compute_jump_functions): i renamed to index and moved to
15407 (ipa_callsite_param_set_info_type_formal): Removed.
15408 (ipa_callsite_param_set_info_type): Removed.
15409 (ipa_callsite_param_map_create): Removed.
15410 (ipa_callsite_tree): Removed.
15411 (ipa_callsite_caller): Removed.
15412 (ipa_pop_func_from_list): return_method removed to return_func
15414 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15415 prefixed all values with IPA_. Changed all users.
15416 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15417 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15418 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15419 (union parameter_info): Renamed to jump_func_value.
15420 (union jump_func_value): Renamed value to constant
15421 (struct ipa_jump_func): Renamed info_type to value
15422 (struct ipa_node): Renamed to ipa_node_params
15423 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15424 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15425 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15426 (struct ipa_edge): Renamed to ipa_edge_args
15427 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15428 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15429 (struct ipa_methodlist): Renamed to ipa_func_list
15430 (struct ipa_func_list): method_p renamed to node, next_method
15432 (ipa_methodlist_p): Removed, switched all users to struct pointer
15433 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15435 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15437 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15438 (rs6000_emit_epilogue): Use backchain to restore only when we
15439 have a large frame. Make use of frame pointer to restore if we
15440 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15442 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15444 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15445 Add mode to zero_extract.
15446 (sign bit tests peepholes): (Ditto.).
15448 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15450 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15451 Instructions in comments with SSE3.
15452 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15453 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15454 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15455 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15456 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15457 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15458 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15459 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15460 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15461 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15462 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15463 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15464 (bdesc_sse_args): Renamed to ...
15465 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15466 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15467 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15468 IX86_BUILTIN_FABSQ.
15469 (bdesc_1arg): Moved to ...
15470 (bdesc_args): Here.
15471 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15472 Instructions in comments with SSE3.
15473 (ix86_expand_sse_operands_builtin): Renamed to ...
15474 (ix86_expand_args_builtin): This. Updated.
15475 (ix86_expand_unop1_builtin): Update comments.
15476 (ix86_expand_builtin): Updated.
15478 2008-04-29 Richard Guenther <rguenther@suse.de>
15480 PR tree-optimization/36078
15481 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15482 Update virtual SSA form after cleaning up the CFG.
15484 2008-04-29 Richard Guenther <rguenther@suse.de>
15486 PR middle-end/15255
15487 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15489 2008-04-29 Richard Guenther <rguenther@suse.de>
15491 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15492 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15493 (compute_flow_insensitive_aliasing): Do not treat
15494 PTR_IS_REF_ALL pointers special.
15495 (get_smt_for): Likewise.
15496 (may_alias_p): Re-structure.
15497 (is_escape_site): A ref-all pointer conversion is not an escape site.
15498 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15499 PTR_IS_REF_ALL pointers special.
15500 * tree-ssa-structalias.h (struct alias_info): Remove
15501 ref_all_symbol_mem_tag field.
15502 (PTR_IS_REF_ALL): Remove.
15504 2008-04-29 Richard Guenther <rguenther@suse.de>
15506 PR middle-end/36077
15507 * fold-const.c (extract_muldiv_1): In combining division constants
15508 make sure to never overflow.
15510 2008-04-29 Nick Clifton <nickc@redhat.com>
15512 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15514 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15517 * optc-gen.awk: Work around HP-UX/IA awk bug.
15519 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15521 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15524 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15527 * config/i386/i386.md
15528 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15529 Change operand 1 predicate to nonimmediate_operand.
15531 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15534 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15536 * gengtype.c (walk_type, write_func_for_structure): Handle
15538 * doc/gty.texi: Document chain_circular.
15540 2008-04-28 Richard Guenther <rguenther@suse.de>
15542 PR tree-optimization/36066
15543 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15546 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15549 * config/i386/i386.md
15550 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15551 Use match_scratch instead of match_operand for operands 3 and 4.
15553 2008-04-27 Richard Guenther <rguenther@suse.de>
15555 PR tree-optimization/18754
15556 PR tree-optimization/34223
15557 * tree-pass.h (pass_complete_unrolli): Declare.
15558 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15559 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15560 Rewrite loop into loop closed SSA form if it is not already.
15561 (tree_unroll_loops_completely): Re-structure to iterate over
15562 innermost loops with intermediate CFG cleanups.
15563 Unroll outermost loops only if requested or the code does not grow
15565 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15566 loops are available.
15567 (tree_vectorize): Instead do so here.
15568 (tree_complete_unroll): Also unroll outermost loops.
15569 (tree_complete_unroll_inner): New function.
15570 (gate_tree_complete_unroll_inner): Likewise.
15571 (pass_complete_unrolli): New pass.
15572 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15573 uses outside of the loop.
15574 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15575 form if it is available.
15576 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15577 * passes.c (init_optimization_passes): Schedule complete inner
15578 loop unrolling pass before the first CCP pass after final inlining.
15580 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15582 * targhooks.h (default_emutls_var_fields,
15583 default_emutls_var_init): Declare.
15584 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15585 * target.h (struct gcc_target): Add struct emutls member.
15586 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15587 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15588 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15589 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15590 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15591 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15592 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15593 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15594 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15595 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15596 emit debug information.
15597 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15598 * varasm.c: Include targhooks.h.
15599 (emutls_object_section, emutls_tmpl_section): New.
15600 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15601 (EMUTLS_SEPARATOR): New.
15602 (prefix_name): New.
15603 (get_emutls_object_name): New.
15604 (default_emutls_var_fields): New, broken out of ...
15605 (get_emutls_object_type): ... here. Adjust to use target hooks.
15606 (get_emutls_init_templ_addr): Adjust to use target hooks.
15607 (emutls_decl): Adjust to use target hooks.
15608 (emutls_finish): Likewise.
15609 (default_emutls_var_init): New, broken out of ...
15610 (assemble_variable): ... here. Adjust to use target hooks.
15611 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15612 SECCAT_EMUTLS_TMPL.
15613 * c-common.c (handle_section_attribute): Prevent overriding
15614 sections for emulated tls with special sections.
15615 * config/i386/i386.c (x86_64_elf_select_section): Add
15616 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15617 (x86_64_elf_unique_section): Likewise.
15618 * config/vxworks.c: Include tree.h.
15619 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15620 (vxworks_override_options): Set TLS scheme.
15621 * doc/tm.texi (Emulated TLS): New node.
15623 2008-04-26 Simon Baldwin <simonb@google.com>
15626 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15627 with propagated string constants.
15629 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15631 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15632 constraint for operand 2 when operand 0 is memory operand.
15633 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15634 operand 0 is memory operand.
15635 (fix_trunc<mode>_i387_with_temp): Ditto.
15636 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15637 operand 2 when operand 1 is memory operand.
15638 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15639 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15640 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15641 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15642 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15643 operands 2,3 and 4 when operand 1 is memory operand.
15644 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15646 (fistdi2_floor_with_temp): Ditto.
15647 (fist<mode>2_floor_with_temp): Ditto.
15648 (fistdi2_ceil_with_temp): Ditto.
15649 (fist<mode>2_ceil_with_temp): Ditto.
15650 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15652 2008-04-26 David Daney <ddaney@avtrex.com>
15654 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15656 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15657 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15658 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15659 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15660 (compare_and_swap_12): New insn.
15661 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15662 * config/mips/mips.c (mips_force_binary): New function.
15663 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15664 (mips_expand_compare_and_swap_12): New function.
15665 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15667 2008-04-25 Jan Hubicka <jh@suse.cz>
15670 * cfgexpand.c (pass_expand): Turn into RTL pass.
15671 * passes.c (execute_one_pass): Do pass typechecking after execution.
15672 * tree-pass.h (pass_expand): Turn into RTL pass.
15674 * function.h (struct rtl_data): Move here fields
15675 accesses_prior_frames, calls_eh_return, saves_all_registers,
15676 has_nonlocal_goto, has_asm_statement, is_thunk,
15677 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15678 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15679 arg_pointer_save_area_init from struct function; turn into bool.
15680 (struct function): Move
15681 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15682 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15683 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15684 tail_call_emit, arg_pointer_save_area_init
15685 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15686 (current_function_returns_struct, current_function_returns_pcc_struct,
15687 current_function_calls_setjmp, current_function_calls_alloca,
15688 current_function_accesses_prior_frames,
15689 current_function_calls_eh_return, current_function_is_thunk,
15690 current_function_stdarg, current_function_profile,
15691 current_function_limit_stack, current_function_uses_pic_offset_table,
15692 current_function_uses_const_pool, current_function_has_nonlocal_label,
15693 current_function_saves_all_registers,
15694 current_function_has_nonlocal_goto,
15695 current_function_has_asm_statement): Remove accesor macros.
15696 * ra-conflict.c (global_conflicts): Update.
15697 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15698 (suitable_for_tail_call_opt_p): Update.
15699 * builtins.c (expand_builtin_return_addr): Update.
15700 (expand_builtin_setjmp_setup): Update.
15701 (expand_builtin_nonlocal_goto): Update.
15702 * final.c (final_start_function): Update.
15703 (profile_function): Update.
15704 (leaf_function_p): Update.
15705 (only_leaf_regs_used): Update.
15706 * df-scan.c (df_get_exit_block_use_set): Update.
15707 * dojump.c (clear_pending_stack_adjust): Update.
15708 * tree-stdarg.c (gate_optimize_stdarg): Update.
15709 * gimple-low.c (lower_function_body): Update.
15710 * global.c (compute_regsets): Update.
15711 (global_alloc): Update.
15712 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15713 * expr.c (expand_assignment): Update.
15714 * dse.c (dse_step0): Update.
15715 (dse_step1): Update.
15716 * c-decl.c (store_parm_decls): Update.
15717 * local-alloc.c (combine_regs): Update.
15718 (find_free_reg): Update.
15719 * function.c (assign_parms_augmented_arg_list): Update.
15720 (assign_parm_find_data_types): Update.
15721 (assign_parms): Update.
15722 (allocate_struct_function): Update.
15723 (expand_function_start): Update.
15724 (expand_function_end): Update.
15725 (get_arg_pointer_save_area): Update.
15726 (thread_prologue_and_epilogue_insns): Update.
15727 (rest_of_match_asm_constraints): Update.
15728 * stor-layout.c (variable_size): Update.
15729 * gcse.c (gcse_main): Update.
15730 (bypass_jumps): Update.
15731 * gimplify.c (gimplify_function_tree): Update.
15732 * calls.c (emit_call_1): Update.
15733 (expand_call): Update.
15734 * bt-load.c (compute_defs_uses_and_gen): Update.
15735 * except.c (sjlj_assign_call_site_values): Update.
15736 (sjlj_emit_function_enter): Update.
15737 (can_throw_external): Update.
15738 (set_nothrow_function_flags): Update.
15739 (expand_builtin_unwind_init): Update.
15740 (expand_eh_return): Update.
15741 (convert_to_eh_region_ranges): Update.
15742 (output_function_exception_table): Update.
15743 * emit-rtl.c (gen_tmp_stack_mem): Update.
15744 * cfgexpand.c (expand_used_vars): Update.
15745 (tree_expand_cfg): Update.
15746 * cfgcleanup.c (rest_of_handle_jump): Update.
15747 * explow.c (allocate_dynamic_stack_space): Update.
15748 * varasm.c (assemble_start_function): Update.
15749 (force_const_mem): Update.
15750 (mark_constant_pool): Update.
15751 * tree-optimize.c (tree_rest_of_compilation): Update.
15752 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15753 * tree-cfg.c (notice_special_calls): Update.
15754 (is_ctrl_altering_stmt): Update.
15755 (tree_can_make_abnormal_goto): Update.
15756 (tree_purge_dead_abnormal_call_edges): Update.
15757 * config/alpha/predicates.md: Update.
15758 * config/alpha/alpha.c (alpha_sa_mask): Update.
15759 (alpha_sa_size): Update.
15760 (alpha_does_function_need_gp): Update.
15761 (alpha_expand_prologue): Update.
15762 (alpha_start_function): Update.
15763 (alpha_output_function_end_prologue): Update.
15764 (alpha_expand_epilogue): Update.
15765 * config/frv/frv.c (frv_stack_info): Update.
15766 (frv_expand_epilogue): Update.
15767 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15768 (s390_register_info): Update.
15769 (s390_frame_info): Update.
15770 (s390_init_frame_layout): Update.
15771 (s390_can_eliminate): Update.
15772 (save_gprs): Update.
15773 * config/spu/spu.c (spu_split_immediate): Update.
15774 (need_to_save_reg): Update.
15775 (spu_expand_prologue): Update.
15776 (spu_expand_epilogue): Update.
15777 * config/sparc/sparc.md: Update.
15778 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15779 (sparc_tls_got): Update.
15780 (legitimize_pic_address): Update.
15781 (sparc_emit_call_insn): Update.
15782 (sparc_expand_prologue): Update.
15783 (output_return): Update.
15784 (print_operand): Update.
15785 (sparc_function_ok_for_sibcall): Update.
15786 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15787 * config/m32r/m32r.md: Update.
15788 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15789 (m32r_compute_frame_size): Update.
15790 (m32r_expand_prologue): Update.
15791 (m32r_expand_epilogue): Update.
15792 (m32r_legitimize_pic_address): Update.
15793 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15794 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15795 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15796 (gen_push): Update.
15797 (ix86_save_reg): Update.
15798 (ix86_compute_frame_layout): Update.
15799 (ix86_expand_prologue): Update.
15800 (ix86_expand_epilogue): Update.
15801 * config/sh/sh.c (output_stack_adjust): Update.
15802 (calc_live_regs): Update.
15803 (sh5_schedule_saves): Update.
15804 (sh_expand_prologue): Update.
15805 (sh_expand_epilogue): Update.
15806 (sh_setup_incoming_varargs): Update.
15807 (sh_allocate_initial_value): Update.
15808 (sh_get_pr_initial_val): Update.
15809 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15810 * config/sh/sh.md (label:): Update.
15811 * config/avr/avr.c (out_movhi_mr_r): Update.
15812 * config/crx/crx.h (enum): Update.
15813 * config/xtensa/xtensa.h (along): Update.
15814 * config/stormy16/stormy16.c Update.
15815 (xstormy16_compute_stack_layout): Update.
15816 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15817 (fr30_expand_prologue): Update.
15818 * config/cris/cris.c (cris_conditional_register_usage): Update.
15819 (cris_reg_saved_in_regsave_area): Update.
15820 (cris_initial_frame_pointer_offset): Update.
15821 (cris_simple_epilogue): Update.
15822 (cris_expand_prologue): Update.
15823 (cris_expand_epilogue): Update.
15824 (cris_expand_pic_call_address): Update.
15825 (cris_asm_output_symbol_ref): Update.
15826 (cris_asm_output_label_ref): Update.
15827 * config/cris/cris.md Update.
15828 * config/iq2000/iq2000.c (compute_frame_size): Update.
15829 (iq2000_expand_epilogue): Update.
15830 * config/mt/mt.h (save_direction): Update.
15831 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15832 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15833 (ia64_secondary_reload_class): Update.
15834 * config/m68k/m68k.c (m68k_save_reg): Update.
15835 (m68k_expand_prologue): Update.
15836 (m68k_expand_epilogue): Update.
15837 (legitimize_pic_address): Update.
15838 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15839 (first_reg_to_save): Update.
15840 (first_altivec_reg_to_save): Update.
15841 (compute_vrsave_mask): Update.
15842 (compute_save_world_info): Update.
15843 (rs6000_stack_info): Update.
15844 (spe_func_has_64bit_regs_p): Update.
15845 (rs6000_ra_ever_killed): Update.
15846 (rs6000_emit_eh_reg_restore): Update.
15847 (rs6000_emit_allocate_stack): Update.
15848 (rs6000_emit_prologue): Update.
15849 (rs6000_emit_epilogue): Update.
15850 (rs6000_output_function_epilogue): Update.
15851 (output_profile_hook): Update.
15852 (rs6000_elf_declare_function_name): Update.
15853 * config/rs6000/rs6000.h (rs6000_args): Update.
15854 * config/rs6000/rs6000.md: Update.
15855 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15856 * config/arc/arc.c (arc_output_function_epilogue): Update.
15857 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15858 * config/darwin.c (machopic_function_base_name): Update.
15859 * config/score/score3.c (score3_compute_frame_size): Update.
15862 (score3_epilogue): Update.
15863 * config/score/score7.c (score7_compute_frame_size): Update.
15864 (score7_prologue): Update.
15865 (score7_epilogue): Update.
15866 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15867 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15868 * config/arm/arm.c (use_return_insn): Update.
15869 (require_pic_register): Update.
15870 (arm_load_pic_register): Update.
15871 (arm_compute_save_reg0_reg12_mask): Update.
15872 (arm_compute_save_reg_mask): Update.
15873 (thumb1_compute_save_reg_mask): Update.
15874 (output_return_instruction): Update.
15875 (arm_output_function_prologue): Update.
15876 (arm_output_epilogue): Update.
15877 (arm_get_frame_offsets): Update.
15878 (arm_expand_prologue): Update.
15879 (thumb_pushpop): Update.
15880 (thumb_exit): Update.
15881 (thumb1_expand_prologue): Update.
15882 (thumb1_expand_epilogue): Update.
15883 (arm_unwind_emit): Update.
15884 (arm_output_fn_unwind): Update.
15885 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15886 * config/arm/arm.md: Update.
15887 * config/pa/pa.md: Update.
15888 * config/pa/pa.c (legitimize_pic_address): Update.
15889 (compute_frame_size): Update.
15890 (hppa_expand_prologue): Update.
15891 (hppa_expand_epilogue): Update.
15892 (borx_reg_operand): Update.
15893 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15894 (HARD_REGNO_RENAME_OK): Update.
15895 * config/mips/mips.c (mips_global_pointer): Update.
15896 (mips_save_reg_p): Update.
15897 (mips_compute_frame_info): Update.
15898 (mips_frame_pointer_required): Update.
15899 (mips_expand_prologue): Update.
15900 (mips_expand_epilogue): Update.
15901 (mips_can_use_return_insn): Update.
15902 (mips_reorg_process_insns): Update.
15903 * config/v850/v850.c (compute_register_save_size): Update.
15904 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15905 * config/mmix/mmix.c (along): Update.
15906 (mmix_expand_epilogue): Update.
15907 * config/bfin/bfin.c (legitimize_pic_address): Update.
15908 (must_save_p): Update.
15909 (stack_frame_needed_p): Update.
15910 (add_to_reg): Update.
15911 (bfin_expand_prologue): Update.
15912 * stmt.c (expand_asm_operands): Update.
15913 * reload1.c (reload): Update.
15914 (init_elim_table): Update.
15916 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15918 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15920 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15922 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15923 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15924 (mov<mode>): Removed.
15925 (*movv4sf_internal): Likewise.
15926 (*movv2df_internal): Likewise.
15928 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15930 * config.gcc (crx-*-elf): Remove deprecation.
15932 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15934 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15935 __gcc_deregister_frame with atexit.
15936 (deregister_frame_dtor): Remove.
15938 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15939 Nathan Sidwell <nathan@codesourcery.com>
15941 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15943 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15944 (rs6000_isel): Likewise.
15945 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15946 (rs6000_isel): New variable.
15947 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15949 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15952 * c-common.c (handle_vector_size_attribute): Call
15953 lang_hooks.types.reconstruct_complex_type instead of
15954 reconstruct_complex_type.
15955 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15956 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15957 * langhooks.h (struct lang_hooks_for_types): Add
15958 reconstruct_complex_type hook.
15959 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15960 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15962 2008-04-24 Richard Guenther <rguenther@suse.de>
15964 * c-common.h (check_builtin_function_arguments): Declare.
15965 * c-common.c (validate_nargs): New function.
15966 (check_builtin_function_arguments): Likewise.
15967 * c-typeck.c (build_function_call): Call
15968 check_builtin_function_arguments.
15969 * builtins.c (fold_builtin_classify): Remove error reporting code.
15970 (fold_builtin_unordered_cmp): Likewise.
15971 (fold_builtin_1): Likewise.
15972 (fold_builtin_n): Likewise.
15974 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15976 PR tree-optimization/36008
15977 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15978 the original op1, rather than delta by step.
15980 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15981 Sebastian Pop <sebastian.pop@amd.com>
15983 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15984 eliminate_local_variables_stmt, eliminate_local_variables,
15985 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15986 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15987 of code delimited by two edges in the CFG.
15988 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15989 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15990 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15991 the case of parallelisation of reductions.
15992 (expr_invariant_in_region_p): New.
15994 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15995 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15997 2008-04-24 Ira Rosen <irar@il.ibm.com>
15998 Richard Guenther <rguenther@suse.de>
16000 PR tree-optimization/36034
16001 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16002 incapable of dealing with loads with gaps.
16004 2008-04-24 Rafael Espíndola <espindola@google.com>
16006 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16007 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16008 vrp_evaluate_conditional.
16009 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16010 (vrp_evaluate_conditional): Split the cond argument.
16011 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16012 (simplify_stmt_for_jump_threading): Update call to
16013 vrp_evaluate_conditional.
16015 2008-04-24 Ira Rosen <irar@il.ibm.com>
16017 PR tree-optimization/35982
16018 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16019 interleaved data-refs are of the same type.
16021 2008-04-24 Danny Smith <dannysmith@users.net>
16023 * c-format.c (check_format_info_main): Use strncmp rather than a
16024 magic prefix to handle multichar length specs.
16025 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16026 Don't prefix "I64" and "I32" with '\0'.
16028 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16031 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16032 in registers for -m32 only if stdarg_p (fntype).
16034 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16036 PR rtl-optimization/36006
16037 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16038 temp to op0 in order to avoid invalid rtx sharing.
16040 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16042 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16043 check TREE_INVARIANT.
16044 * tree-gimple.c (is_gimple_address): New.
16045 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16046 * tree-gimple.h (is_gimple_address): New.
16047 * tree.h (decl_address_invariant_p): New.
16048 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16049 (build_string): Likewise.
16050 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16051 (tree_invariant_p_1): Likewise.
16052 (save_expr): Use it.
16053 (tree_invariant_p): New.
16054 (skip_simple_arithmetic): Use it.
16055 (stabilize_reference_1): Use it.
16056 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16058 (build1_stat): Drop code to compute TREE_INVARIANT.
16059 (build2_stat): Drop code to compute TREE_INVARIANT.
16060 (build3_stat): Drop code to compute TREE_INVARIANT.
16061 (build4_stat): Drop code to compute TREE_INVARIANT.
16062 (build5_stat): Drop code to compute TREE_INVARIANT.
16063 (build7_stat): Drop code to compute TREE_INVARIANT.
16064 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16065 * tree.h (struct tree_base): Remove invariant_flag.
16066 (TREE_INVARIANT): Remove.
16067 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16068 (fold_builtin_expect): Check TREE_CONSTANT.
16069 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16070 * c-tree.h (c_expr_to_decl): Drop third parameter.
16071 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16072 (build_c_cast): Don't set TREE_INVARIANT.
16073 (pop_init_level): Don't set TREE_INVARIANT.
16074 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16075 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16077 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16078 (gimplify_addr_expr): Adjust comment.
16079 * tree-mudflap.c (mf_build_string):
16080 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16081 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16082 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16083 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16084 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16085 * langhooks.h (struct lang_hooks): Drop third parameter from
16088 2008-04-23 Richard Guenther <rguenther@suse.de>
16090 PR tree-optimization/27799
16091 PR tree-optimization/32921
16092 PR tree-optimization/32624
16093 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16094 SMTs aliases and the tag itself into the solution.
16095 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16096 merge the points-to solution back into the SMT aliases.
16097 (may_alias_p): Use alias_set_subset_of instead of
16098 aliases_conflict_p. A pointer which points to
16099 memory with alias set zero may access any variable.
16101 2008-04-23 Richard Guenther <rguenther@suse.de>
16103 * alias.c (alias_set_subset_of): Correctly handle asking
16104 if zero is a subset of an alias set with zero child.
16105 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16106 (compute_flow_insensitive_aliasing): Correctly walk all
16107 pointers. Do not unnecessarily union sets.
16109 2008-04-23 Richard Guenther <rguenther@suse.de>
16111 PR middle-end/36021
16112 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16114 2008-04-22 Tomas Bily <tbily@suse.cz>
16116 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16118 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16120 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16121 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16122 * tree-inline.c (estimate_num_insns_1): Likewise.
16123 * varasm.c (const_hash_1, compare_constant, copy_constant)
16124 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16125 * emit-rtl.c (component_ref_for_mem_expr)
16126 (set_mem_attributes_minus_bitpos): Likewise.
16127 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16128 (is_aligning_offset): Likewise.
16129 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16130 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16131 * dojump.c (do_jump): Likewise.
16132 * builtins.c (get_pointer_alignment, get_memory_rtx)
16133 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16134 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16136 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16138 PR rtl-optimization/36017
16139 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16140 expanding the library call.
16142 2008-04-22 Ian Lance Taylor <iant@google.com>
16144 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16145 than size_in_bytes.
16147 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16149 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16150 of LR/CTR moves for Power6.
16152 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16154 PR middle-end/36003
16155 * passes.c (init_optimization_passes): Remove
16156 pass_fast_rtl_byte_dce.
16158 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16161 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
16162 builtin functions to generate faster code.
16163 (_mm_cvtpu16_ps): Ditto.
16164 (_mm_cvtpi32x2_ps): Ditto.
16166 2008-04-22 Nick Clifton <nickc@redhat.com>
16168 * common.opt (ftree-loop-distribution): Add Optimization
16171 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
16172 (frv_expand_builtin_va_start): Likewise.
16174 * config/arm/arm.c (thumb_find_work_register): Fix location of
16175 argument register count.
16177 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16179 Support scheduling for ColdFire V1 and V3 microarchitecture.
16180 Improve scheduling of multiplication instructions.
16182 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
16183 (mac): New instruction attribute.
16184 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
16185 (m68k_sched_mac): New variable.
16186 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
16187 Handle cfv1 and cfv3.
16188 (max_insn_size): New static variable.
16189 (struct _sched_ib): New type.
16190 (sched_ib): New static variable.
16191 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
16192 to fields of 'struct _sched_ib sched_ib'. Update all uses.
16193 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
16195 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
16196 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
16197 new variables. Update.
16198 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16199 Add modeling of cfv3 instruction buffer. Update.
16200 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
16201 * config/m68k/m68k.h (TUNE_CFV3): New macro.
16202 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
16203 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16204 a particular reservation applies to.
16205 (type2): Reorganize attribute values. Rename alu to alu_reg,
16206 alu_l to alu, move_l to omove. Join move to alu. Split mul
16207 to mul_l and mul_w.
16208 (cf_ib_*): Simplify description of instruction buffer.
16209 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16210 (cf_mem): Split into cf_mem1 and cf_mem2.
16211 (cf_v2_move_??): Rename to cfv12_alu_??.
16212 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16213 (cf_v2_mul_??): Remove reservations.
16214 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16215 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16216 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16218 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16219 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
16220 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
16221 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
16222 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
16223 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
16224 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
16225 expansions of the above reservations for instructions of sizes
16228 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16230 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
16232 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
16234 * coverage.c: Include tree-pass.h.
16235 (coverage_counter_alloc): Print da_file_name to the dump file.
16237 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16239 * sbitmap.c (sbitmap_range_empty_p): New function.
16240 * sbitmap.h (sbitmap_range_empty_p): New function.
16241 * bitmap.h: Now includes obstack.h.
16243 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
16244 Kenneth Zadeck <zadeck@naturalbridge.com>
16246 * dbgcnt.def (ra_byte_scan): Added.
16247 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
16248 when the last hit happens for a counter.
16249 * timevar.def (TV_DF_BYTE_LR): New variable.
16250 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
16251 * passes.c (pass_fast_rtl_byte_dce): New pass.
16252 * fwprop.c (update_df): Added mode to call df_ref_create.
16253 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16254 DF_REF_EXTRACT_OFFSET.
16255 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
16256 DF_BYTE_LR_OUT, df_byte_lr): New macro.
16258 (df_ref_extract): Added mode field.
16259 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
16260 DF_REF_EXTRACT_OFFSET.
16261 (DF_REF_EXTRACT_MODE): New macro.
16262 (df_byte_lr_bb_info): New structure.
16263 (df_print_byte_regset, df_compute_accessed_bytes,
16264 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
16265 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
16266 df_byte_lr_simulate_uses,
16267 df_byte_lr_simulate_artificial_refs_at_top,
16268 df_byte_lr_simulate_artificial_refs_at_end,
16269 df_compute_accessed_bytes): New function.
16270 (df_ref_create): Add parameter.
16271 (df_byte_lr_get_bb_info): New inline function.
16272 * df-scan.c (df_ref_record, df_uses_record,
16273 df_ref_create_structure): Added mode parameter.
16274 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
16275 df_defs_record, df_uses_record, df_get_conditional_uses,
16276 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
16277 df_entry_block_defs_collect, df_exit_block_uses_collect):
16278 Added mode parameter to calls to df_ref_record, df_uses_record,
16279 df_ref_create_structure.
16280 (df_ref_equal_p, df_ref_compare): Added test for modes.
16281 (df_ref_create_structure): Added code to set mode. Renamed
16282 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16283 DF_REF_EXTRACT_OFFSET.
16284 * df-core.c (df_print_byte_regset): New function.
16285 * df-byte-scan.c: New file.
16286 * df-problems.c (df_rd_transfer_function): Removed unnecessary
16287 calls to BITMAP_FREE.
16288 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
16289 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
16290 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
16291 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
16292 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
16293 df_byte_lr_local_compute, df_byte_lr_init,
16294 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
16295 df_byte_lr_transfer_function, df_byte_lr_free,
16296 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
16297 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
16298 df_byte_lr_simulate_uses,
16299 df_byte_lr_simulate_artificial_refs_at_top,
16300 df_byte_lr_simulate_artificial_refs_at_end): New function.
16301 * dce.c (byte_dce_process_block): New function.
16302 (dce_process_block): au is now passed in rather than computed
16303 locally. Changed loops that look at artificial defs to not look
16304 for conditional or partial ones, because there never are any.
16305 (fast_dce): Now is able to drive byte_dce_process_block or
16306 dce_process_block depending on the kind of dce being done.
16307 (rest_of_handle_fast_dce): Add parameter to fast_dce.
16308 (rest_of_handle_fast_byte_dce): New function.
16309 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
16310 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
16312 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
16315 * gcc.h: Added fortran options that take arguments to
16316 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
16319 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
16321 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
16322 scalarization if on the LHS and not a full access.
16324 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16326 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
16328 2008-04-18 Rafael Espíndola <espindola@google.com>
16330 * tree-vrp.c (find_case_label_index): Fix the binary search.
16331 (find_case_label_range): New.
16332 (vrp_visit_switch_stmt): Use find_case_label_range.
16333 (simplify_switch_using_ranges): Use find_case_label_range.
16335 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
16337 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
16338 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
16340 2008-04-18 Tom Tromey <tromey@redhat.com>
16343 * doc/cpp.texi (Implementation-defined behavior): Mention
16346 2008-04-18 Ian Lance Taylor <iant@google.com>
16348 * fold-const.c (pointer_may_wrap_p): New static function.
16349 (fold_comparison): Add another test for pointer overflow. Use
16350 pointer_may_wrap_p to disable some false positives.
16352 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
16354 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
16355 (fname_as_string): Match updated cpp_interpret_string prototype.
16356 (fix_string_type): Support char16_t* and char32_t*.
16357 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
16358 derivative) nodes. Register as builtin if C++0x.
16359 (c_parse_error): Support CPP_CHAR{16,32}.
16360 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
16361 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
16362 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
16363 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
16364 CTI_CHAR32_ARRAY_TYPE>: New elements.
16365 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
16366 char32_type_node, signed_char32_type_node, char16_array_type_node,
16367 char32_array_type_node): New defines.
16368 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
16369 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
16370 (lex_string): Support CPP_STRING{16,32}, match updated
16371 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
16372 (lex_charconst): Support CPP_CHAR{16,32}.
16373 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
16374 and CPP_STRING{16,32}.
16376 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
16379 * aclocal.m4: Regenerate.
16380 * configure: Regenerate.
16382 2008-04-18 Jan Hubicka <jh@suse.cz>
16384 * except.c (dw2_size_of_call_site_table,
16385 sjlj_size_of_call_site_table): Use vector API for call_site_record.
16387 * cgraphbuild.c (build_cgraph_edges): Update.
16388 * tree-pass.h: Update comment.
16389 * final.c (leaf_function_p): Update.
16390 (leaf_renumber_regs): Update.
16391 (rest_of_clean_state): Update.
16392 * omp-low.c (expand_omp_parallel): Update.
16393 * ipa-reference.c (analyze_function): Update.
16394 * reorg.c (find_end_label): Update.
16395 (optimize_skip): Update.
16396 (fill_simple_delay_slots): Update.
16397 (fill_simple_delay_slots): Update.
16398 (make_return_insns): Update.
16399 (dbr_schedule): Update.
16400 * gimple-low.c (record_vars_into): Update.
16401 * cfgbuild.c (make_edges): Update.
16402 * function.c (assign_stack_local): Update.
16403 (assign_parm_adjust_stack_rtl): Update.
16404 (locate_and_pad_parm): Update.
16405 (allocate_struct_function): Do not initialize stack_alignment_needed
16406 and preferred_stack_boundary here.
16407 (stack_protect_prologue): Update.
16408 (stack_protect_epilogue): Update.
16409 (expand_function_start): Initialize stack_alignment_needed,
16410 preferred_stack_boundary and max_jumptable_ents.
16411 (expand_function_end): Update.
16412 (free_after_compilation): Do not NULLify epilogue_delay_list.
16413 * function.h (struct rtl_data): Add stack_protect_guard,
16414 stack_alignment_needed,
16415 preferred_stack_boundary, epilogue_delay_list.
16416 (struct function): Remove value_histograms, stack_alignment_needed,
16417 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16419 unexpanded_var_list, stack_protect_guard.
16420 (current_function_epilogue_delay_list): Remove.
16421 * ipa-type-escape.c (analyze_function): Update.
16422 * gimplify.c (pop_gimplify_context): Update comment.
16423 * calls.c (expand_call): Update.
16424 (emit_library_call_value_1): Update.
16425 * except.c (set_nothrow_function_flags): Update.
16426 * cfgexpand.c (get_decl_align_unit): Update.
16427 (create_stack_guard): Update.
16428 (estimated_stack_frame_size): Update.
16429 (expand_used_vars): Update.
16430 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16431 * explow.c (allocate_dynamic_stack_space): Update.
16432 * tree-ssa-live.c (remove_unused_locals): Update.
16433 * varasm.c (mark_constant_pool): Update.
16434 * tree-inline.c (remap_decls): Update.
16435 (initialize_cfun): Update.
16436 (declare_return_variable): Update.
16437 (inline_forbidden_p): Update.
16438 (expand_call_inline): Update.
16439 (declare_inline_vars): Update.
16440 (tree_function_versioning): Update.
16441 * tree-flow.h (value_histograms): New.
16442 (VALUE_HISTOGRAMS): New macro.
16443 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16445 * tree-cfg.c (set_bb_for_stmt): Update.
16446 (replace_by_duplicate_decl): Update.
16447 (move_block_to_fn): Update.
16448 (new_label_mapper): Update.
16449 (dump_function_to_file): Update.
16450 * ipa-struct-reorg.c (build_data_structure): Update.
16451 * cfgrtl.c (print_rtl_with_bb): Update.
16452 * reload1.c (reload): Update.
16454 * config/i386/i386.c (setup_incoming_varargs_64,
16455 ix86_compute_frame_layout): Update.
16456 * config/arc/arc.c (arc_output_function_epilogue): Update.
16458 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16460 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16461 for FreeBSD as well.
16462 * gthr-posix95.h: Likewise.
16464 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16466 PR rtl-optimization/35838
16467 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16468 out the byte offset of the first subreg.
16470 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16472 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16473 to split_ti instead of three separate calls with single member arrays.
16474 (subti3 splitter): Ditto.
16475 (adddi3 splitter): Ditto with split_di.
16476 (subdi3 splitter): Ditto.
16477 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16478 two separate calls with single member arrays. Swap match_dup
16479 operands 1 and 2 to better fit into the array.
16480 (negdi2 splitter): Ditto with split_di.
16481 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16482 two separate calls with single member arrays. Swap match_dup operands
16483 6 and 7 to better fit into the array.
16485 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16487 * config/i386/i386.c (sse_builtin_type): New.
16488 (bdesc_sse_args): Likewise.
16489 (bdesc_sse_3arg): Removed.
16490 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16491 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16492 IX86_BUILTIN_ROUNDPS.
16493 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16494 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16495 IX86_BUILTIN_ROUNDPS.
16496 (ix86_expand_sse_4_operands_builtin): Removed.
16497 (ix86_expand_sse_operands_builtin): New.
16498 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16499 and CODE_FOR_sse4_1_roundps.
16500 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16501 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16503 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16506 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16507 regs before frame pop when needed. If use_backchain_to_restore_sp
16508 then load backchain into a temp reg to restore vr and vrsave. Add
16509 code to restore vr after frame pop if possible.
16511 2008-04-17 Richard Guenther <rguenther@suse.de>
16513 * tree-vn.c (expressions_equal_p): Do not check type
16514 equality or compatibility before calling operand_equal_p.
16515 * fold-const.c (operand_equal_p): Check equivalence of
16516 integer constants before bailing out due to signedness or
16517 precision differences.
16518 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16519 spurious differences in type qualification. Ignore types
16520 for COMPONENT_REFs at all.
16522 2008-04-17 Christian Bruel <christian.bruel@st.com>
16524 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16525 msw_skip comparison.
16527 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16530 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16533 PR tree-optimization/35899
16534 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16535 rather than TREE_OPERAND.
16537 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16540 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16541 temporary registers. Change operand predicate to general_operand.
16542 (remainderxf3): Ditto.
16544 2008-04-16 Richard Guenther <rguenther@suse.de>
16546 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16547 * tree-affine.c (aff_combination_expand): Look through some
16550 2008-04-15 Doug Kwan <dougkwan@google.com>
16552 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16554 * tree-pretty-print.c (dump_generic_node): Ditto.
16555 * final.c (output_addr_const): Ditto.
16556 * dwarf2out.c (output_cfi): Ditto.
16557 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16558 * print-rtl.c (print_rtx): Ditto.
16559 * print-tree.c (print_node_brief, print_node): Ditto.
16560 * c-common.c (match_case_to_enum_1): Ditto.
16561 * sched-vis.c (print_value): Ditto.
16562 * config/i386/i386.c (print_operand): Cast to long unsigned int
16565 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16566 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16567 MS Windows VirtualProtect function.
16569 2008-04-15 Jan Hubicka <jh@suse.cz>
16571 * gengtype.c (write_root): Param_is argument is OK.
16572 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16573 * function.h: Include varray.h
16574 (rtl_eh): New stucture based on except.c one.
16575 (call_site_record): New forward declaration and vector type.
16576 * calls.c (emit_call_1): Do not call
16577 note_current_region_may_contain_throw.
16578 * except.c (eh_status): Remove cur_region, try_region since they are
16580 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16581 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16582 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16583 Remove call_site_data_used, call_site_data_size.
16584 Turn call_site_record into vector in function.h.
16585 (note_current_region_may_contain_throw): Remove.
16586 (get_exception_pointer, get_exception_filter): Do not take struct
16587 function argument; update.
16588 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16589 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16590 build_post_landing_pads, dw2_build_landing_pads,
16591 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16592 sjlj_emit_function_enter, sjlj_emit_function_enter,
16593 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16594 sjlj_build_landing_pads, finish_eh_generation,
16595 remove_exception_handler_label, remove_eh_handler,
16596 maybe_remove_eh_handler, add_reachable_handler,
16597 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16598 add_action_record, collect_one_action_chain, add_call_site,
16599 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16600 sjlj_output_call_site_table, output_function_exception_table,
16601 * except.h (note_current_region_may_contain_throw): Remove
16602 (get_exception_pointer, get_exception_filter): Do not take struct
16604 * Makefile.in (GTFILES): Put varargs before struct function.
16606 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16608 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16609 punt for STRING_CST.
16610 (get_constraint_for): Deal with STRING_CST here instead.
16612 2008-04-15 Richard Guenther <rguenther@suse.de>
16614 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16615 statements in a basic-block with a backward walk. Do not
16616 substitute into dead statements but instead remove those.
16618 2008-04-15 Richard Guenther <rguenther@suse.de>
16620 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16621 to zero, thus disable creation of SFTs.
16623 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16625 * tree-predcom.c (suitable_reference_p): Return false if the
16626 reference can throw.
16628 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16631 * c-decl.c (finish_decl): If extern or static var has variable
16632 size, set TREE_TYPE (decl) to error_mark_node.
16634 2008-04-15 Rafael Espíndola <espindola@google.com>
16636 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16639 2008-04-15 Richard Guenther <rguenther@suse.de>
16641 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16642 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16643 (visit_reference_op_load): Do walk vuse-vdef chains on
16644 vn_reference_lookup.
16645 (visit_reference_op_store): But do not here.
16646 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16647 vn_reference_lookup.
16648 (vn_lookup_with_vuses): But do so here.
16650 2008-04-14 Ian Lance Taylor <iant@google.com>
16652 * fold-const.c (fold_overflow_warning): Remove assertion.
16654 2008-04-15 Ben Elliston <bje@au.ibm.com>
16656 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16657 temp1 local variables.
16659 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16662 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16663 ".text.unlikely" section as executable.
16665 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16667 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16668 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16669 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16670 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16671 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16672 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16673 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16675 2008-04-14 Ian Lance Taylor <iant@google.com>
16677 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16678 * fold-const.c (fold_comparison): If appropriate, test
16679 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16680 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16681 reassociating a pointer type.
16682 * doc/invoke.texi (Optimize Options): Document that
16683 -fstrict-overflow applies to pointer wraparound.
16685 2008-04-13 Jan Hubicka <jh@suse.cz>
16687 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16689 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16691 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16692 we are going to "save the world".
16694 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16696 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16697 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16698 operand 0 constraint, not "=".
16700 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16702 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16704 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16706 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16707 of size of positions_needed * CHAR_BIT.
16709 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16711 PR middle-end/35897
16712 * dse.c (store_info): Change positions_needed to unsigned
16714 (lowpart_bitmask): New.
16715 (record_store): Cast to unsigned HOST_WIDE_INT for
16716 positions_needed. Assert width <= size of positions_needed *
16717 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16718 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16719 lowpart_bitmask to set mask.
16721 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16723 * config/bfin/constraints.md: New file.
16724 * config/bfin/bfin.md: Include it.
16725 (adddi3): Use satisfies_constraint functions instead of the old macros.
16726 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16727 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16728 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16729 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16730 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16731 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16732 EXTRA_CONSTRAINT): Delete.
16733 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16734 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16736 * config/bfin/bfin.c: Include "tm-constrs.h".
16737 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16738 Use satisfies_constraint functions instead of the old macros.
16739 * doc/md.texi (Blackfin Constraints): Update file name reference.
16741 2008-04-11 Richard Guenther <rguenther@suse.de>
16743 PR tree-optimization/35869
16744 * tree-vrp.c (execute_vrp): Move switch statement update after
16745 jump threading. Schedule another cfg cleanup run.
16747 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16750 * attribs.c (decl_attributes): Return early on errorneous node.
16752 2008-04-10 Oleg Ryjkov <olegr@google.com>
16754 * tree.h (struct tree_base): Added a new flag default_def_flag.
16755 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16757 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16759 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16761 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16764 * pa.md: Define mode iterator P. Define mode attribute dwc.
16765 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16766 (icacheflush): Likewise.
16767 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16768 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16770 2008-04-11 Ben Elliston <bje@au.ibm.com>
16772 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16774 2008-04-10 Rafael Espíndola <espindola@google.com>
16776 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16777 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16778 (extract_range_from_expr): The same.
16780 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16782 * config/mips/mips.md (GPR2): New mode iterator.
16783 (seq): Add comment.
16784 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16785 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16786 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16787 Rewrite these to take two modes, the mode of comparison and the
16788 mode of the destination.
16789 * config/mips/mips.c (mips_expand_scc): Instead of having
16790 paradoxical subreg as destination, expand "narrowing" scc if mode
16791 of comparison is SI and target is requested in DI mode.
16792 (mips_emit_int_order_test): Update comment. Make mode of
16793 comparison match CMP0 rather than TARGET. When creating inverse
16794 target use mode of TARGET.
16796 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16798 * gcov-dump.c (tag_summary): Only print summaries for the first
16799 GCOV_COUNTERS_SUMMABLE counters.
16801 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16803 * config/i386/i386.md (absneg): New code iterator.
16804 (absnegprefix): New code attribute.
16805 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16806 patterns using absneg code iterator.
16807 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16808 using absneg code iterator.
16809 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16810 *neg<mode>2 patterns using absneg code iterator.
16811 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16812 *negextendsfdf2 patterns using absneg code iterator.
16813 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16814 *negextendsfxf2 patterns using absneg code iterator.
16815 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16816 *negextendsfdf2 patterns using absneg code iterator.
16817 * config/i386/sse.md (<code><mode>2): Macroize expander from
16818 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16820 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16822 * config/s390/s390.h: Remove the remains of the recent search
16823 & replace action of current_function_outgoing_args_size.
16825 2008-04-10 Ira Rosen <irar@il.ibm.com>
16827 PR tree-optimization/35821
16828 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16829 NEW_STMT_LIST is not NULL.
16831 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16834 * toplev.c (process_options): Remove -ffunction-sections debugging
16837 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16839 PR middle-end/PR28690
16840 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16841 than gen_rtx_fmt_ee to perform more canonicalizations.
16843 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16846 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16848 2008-04-09 Richard Guenther <rguenther@suse.de>
16850 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16851 (dump_function_to_file): Dump function arguments with types.
16853 2008-04-08 Richard Guenther <rguenther@suse.de>
16855 * fold-const.c (fold_widened_comparison): Do not allow
16856 sign-changes that change the result.
16858 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16861 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16862 kinds of indirect references.
16864 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16866 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16867 GNU Fortran language string.
16869 2008-04-08 Rafael Espíndola <espindola@google.com>
16871 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16872 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16873 * tree.h (tree_call_nonnegative_warnv_p): New.
16875 2008-04-08 Jan Hubicka <jh@suse.cz>
16877 * function.c (free_after_compilation): Clear out regno_reg_rtx
16880 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16883 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16885 PR middle-end/PR28690
16886 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16887 same precedence as REG_POINTER and MEM_POINTER operands.
16889 2008-04-08 Richard Guenther <rguenther@suse.de>
16891 PR middle-end/35834
16892 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16893 for adding index to base.
16895 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16897 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16898 (MINGW_ENABLE_EXECUTE_STACK): New.
16899 (IN_LIBGCC2): For libgcc include windows.h file for
16900 function declarations.
16902 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16904 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16905 and tem2 if tem1 is not a REG or MULT.
16907 2008-04-08 Jan Hubicka <jh@suse.cz>
16909 * function.h (incomming_args): Break out of struct function.
16910 (function_subsections): Break out of struct function.
16911 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16912 return_rtx and hard_reg_initial_vals from struct function.
16913 Kill inl_max_label_num.
16914 (current_function_pops_args, current_function_args_info,
16915 current_function_args_size, current_function_args_size,
16916 current_function_pretend_args_size,
16917 current_function_outgoing_args_size,
16918 current_function_internal_arg_pointer, current_function_return_rtx):
16919 Kill compatibility accestor macros.
16920 * builtins.c (expand_builtin_apply_args_1): Update.
16921 (expand_builtin_next_arg): Update.
16922 * df-scan.c (df_get_call_refs): Update.
16923 * dbxout.c (dbxout_function_end): Update.
16924 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16925 (output_line_info): Update.
16926 (secname_for_decl): Update.
16927 (dwarf2out_var_location): Update.
16928 * function.c (free_after_compilation): Update.
16929 (assign_parm_find_stack_rtl): Update.
16930 (assign_parms): Update.
16931 (expand_dummy_function_end): Update.
16932 (expand_function_end): Update.
16933 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16934 (expand_call): Update.
16935 (emit_library_call_value_1): Update.
16936 (store_one_arg): Update.
16937 * varasm.c (initialize_cold_section_name): Update.
16938 (unlikely_text_section): Update.
16939 (unlikely_text_section_p): Update.
16940 (assemble_start_function): Update.
16941 (assemble_end_function): Update.
16942 (default_section_type_flags): Update.
16943 (switch_to_section): Update.
16944 * integrate.c (set_decl_abstract_flags): Update.
16945 (get_hard_reg_initial_val): Update.
16946 (has_hard_reg_initial_val): Update.
16947 (allocate_initial_values): Update.
16948 * resource.c (init_resource_info): Update.
16949 * config/alpha/alpha.c (NUM_ARGS): Update.
16950 (direct_return): Update.
16951 (alpha_va_start): Update.
16952 (alpha_sa_size): Update.
16953 (alpha_initial_elimination_offset): Update.
16954 (alpha_expand_prologue): Update.
16955 (alpha_start_function): Update.
16956 (alpha_expand_epilogue): Update.
16957 (unicosmk_initial_elimination_offset):
16958 * config/alpha/alpha.md (call expander): Update.
16959 * config/s390/s390.c (s390_register_info): Update.
16960 (s390_register_info): Update.
16961 (s390_frame_info): Update.
16962 (s390_initial_elimination_offset): Update.
16963 (s390_build_builtin_va_list): Update.
16964 (s390_va_start): Update.
16965 * config/spu/spu.c (direct_return): Update.
16966 (spu_expand_prologue): Update.
16967 (spu_initial_elimination_offset): Update.
16968 (spu_build_builtin_va_list): Update.
16969 (spu_va_start): Update.
16970 * config/sparc/sparc.c (sparc_init_modes): Update.
16971 (sparc_compute_frame_size): Update.
16972 (function_value): Update.
16973 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16974 * config/i386/i386.md (return expander): Update.
16975 * config/i386/i386.c (ix86_va_start): Update.
16976 (ix86_can_use_return_insn_p): Update.
16977 (ix86_compute_frame_layout): Update.
16978 (ix86_expand_epilogue): Update.
16979 * config/sh/sh.c (output_stack_adjust): Update.
16980 (calc_live_regs): Update.
16981 (sh_expand_prologue): Update.
16982 (sh_builtin_saveregs): Update.
16983 (sh_va_start): Update.
16984 (initial_elimination_offset): Update.
16985 (sh_allocate_initial_value): Update.
16986 (sh_function_ok_for_sibcall): Update.
16987 (sh_get_pr_initial_val): Update.
16988 * config/sh/sh.md (return expander): Update.
16989 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16990 * config/crx/crx.c (crx_compute_frame): UPdate.
16991 (crx_initial_elimination_offset): UPdate.
16992 * config/xtensa/xtensa.c (compute_frame_size): Update
16993 (xtensa_builtin_saveregs): Update.
16994 (xtensa_va_start): Update.
16995 (order_regs_for_local_alloc): Update.
16996 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16997 (xstormy16_expand_builtin_va_start): Update.
16998 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16999 * config/m68hc11/m68hc11.md (return expanders): Update.
17000 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17001 (expand_epilogue): Update.
17002 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17003 (cris_simple_epilogue): Update.
17004 (cris_expand_prologue): Update.
17005 (cris_expand_epilogue): Update.
17006 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17007 (compute_frame_size): Update.
17008 * config/mt/mt.c (mt_compute_frame_size): Update.
17009 * config/mn10300/mn10300.c (expand_prologue): Update.
17010 (expand_epilogue): Update.
17011 (initial_offset): Update.
17012 (mn10300_builtin_saveregs):
17013 * config/mn10300/mn10300.md (return expander): Update.
17014 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17015 (ia64_initial_elimination_offset): Update.
17016 (ia64_initial_elimination_offset): Update.
17017 (ia64_expand_prologue): Update.
17018 * config/m68k/m68k.md (return expander): Update.
17019 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17020 (rs6000_stack_info): Update.
17021 * config/mcore/mcore.c (layout_mcore_frame): Update.
17022 (mcore_expand_prolog): Update.
17023 * config/arc/arc.c (arc_compute_frame_size): Update.
17024 * config/score/score3.c (score3_compute_frame_size): Update.
17025 * config/score/score7.c (score7_compute_frame_size): Update.
17026 * config/arm/arm.c (use_return_insn): Update.
17027 (thumb_find_work_register): Update.
17028 (arm_compute_save_reg_mask): Update.
17029 (arm_output_function_prologue): Update.
17030 (arm_output_epilogue): Update.
17031 (arm_size_return_regs): Update.
17032 (arm_get_frame_offsets): Update.
17033 (arm_expand_prologue): Update.
17034 (thumb_exit): Update.
17035 (thumb_unexpanded_epilogue): Update.
17036 (thumb1_output_function_prologue): Update.
17037 * config/pa/pa.md (return expander): Update.
17038 * config/pa/pa.c (compute_frame_size): Update.
17039 (hppa_builtin_saveregs): Update.
17040 * config/mips/mips.c (mips_va_start): Update.
17041 (mips16_build_function_stub): Update.
17042 (mips_compute_frame_info): Update.
17043 (mips_restore_gp): Update.
17044 (mips_output_function_prologue): Update.
17045 (mips_expand_prologue): Update.
17046 * config/v850/v850.c (compute_frame_size): Update.
17047 (expand_prologue): * config/mmix/mmix.c (along): update.
17048 (mmix_initial_elimination_offset): update.
17049 (mmix_reorg): update.
17050 (mmix_use_simple_return): update.
17051 (mmix_expand_prologue): update.
17052 (mmix_expand_epilogue): Update.
17053 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17054 (emit_link_insn): Update.
17056 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17058 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17059 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17061 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17064 2008-04-07 Jan Hubicka <jh@suse.cz>
17066 * function.h (rtl): Rename to x_rtl.
17067 (crtl): New define.
17068 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17069 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17070 used_temp_slots avail_temp_slots, temp_slot_level,
17071 nonlocal_goto_handler_labels): Update accesstors.
17072 (rtl): New global variable.
17073 (struct function): Move some fileds to rtl_data.
17074 (get_arg_pointer_save_area): Update prototype.
17075 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17076 get_arg_pointer_save_area.
17077 * expr.c (init_expr): Update
17078 * function.c (get_frame_size): Update
17079 (assign_stack_local): Update
17080 (expand_function_end): Update.
17081 (get_art_pointer_save_area): Update
17083 * emit-rtl.c (rtl): Declare.
17084 (regno_reg_rtx): Declare.
17085 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17087 (gen_reg_rtx): Update.
17088 * varasm.c (n_deferred_constatns): Update accestor.
17089 (init_varasm_status): Do not allocate varasm_status.
17090 (force_const_mem, get_pool_size, output_constant_pool): Update.
17091 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17092 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17093 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17094 * sparc/sparc.h (INIT_EXPANDERS): Update.
17095 * ia64/ia64.h (INIT_EXPANDERS): Update.
17097 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17099 * reload.c (push_secondary_reload): Add missing break to for loop.
17101 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17103 PR middle-end/PR28690
17104 * rtlanal.c: Update copyright years.
17105 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17106 as REG_POINTER and MEM_POINTER operands.
17107 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17108 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17109 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17110 * gcse.c: Update copyright years.
17111 (pre_delete): Call gen_reg_rtx_and_attrs.
17112 (hoist_code): Likewise.
17113 (build_store_vectors): Likewise.
17114 (delete_store): Likewise.
17115 * loop-invariant.c (move_invariant_reg): Likewise.
17116 Update copyright years.
17118 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17120 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17121 control string instead of quoted.
17123 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17125 * doc/rtl.texi: Rewrite of subreg section.
17127 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17130 * config/i386/i386.c (legitimize_pic_address): Add treating
17131 of dllimport SYM_REF's.
17132 (legitimize_dllimport_symbol): Add prototype.
17134 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17136 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17137 reference in constructor with non self-referential type.
17139 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17141 Removal of Return with Depressed Stack Pointer support
17142 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17143 (ECF_SP_DEPRESSED): Likewise.
17144 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17145 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17146 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17147 (expand_call): Do not test ECF_SP_DEPRESSED.
17148 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17149 * function.c (keep_stack_depressed): Delete.
17150 (handle_epilogue_set): Likewise.
17151 (update_epilogue_consts): Likewise.
17152 (emit_equiv_load): Likewise.
17153 (thread_prologue_and_epilogue_insns): Remove support for Return with
17154 Depressed Stack Pointer.
17155 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17157 2008-04-06 Richard Guenther <rguenther@suse.de>
17159 PR tree-optimization/35400
17160 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17161 information from SSA_NAMEs.
17163 2008-04-06 Anatoly Sokolov <aesok@post.ru>
17165 * config/avr/avr.h (avr_mega_p): Remove declaration.
17166 (AVR_MEGA): Remove macro.
17167 * config/avr/avr.c (avr_mega_p): Remove variable.
17168 (avr_override_options): Remove inicializion of avr_mega_p.
17169 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17170 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17171 (avr_jump_mode): (Ditto.).
17172 (avr_output_progmem_section_asm_op): (Ditto.).
17173 (avr_asm_init_sections): (Ditto.).
17174 (avr_asm_init_sections): (Ditto.).
17175 (avr_rtx_costs): (Ditto.).
17176 * config/avr/avr.md: (Ditto.).
17177 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
17180 2008-04-06 Richard Guenther <rguenther@suse.de>
17182 PR tree-optimization/35842
17183 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
17184 is_gimple_invariant_address.
17186 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17188 * gcc.c (default_compilers): Sync Fortran extensions list with
17189 that in fortran/lang-specs.h.
17190 * doc/invoke.texi: Likewise.
17191 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
17192 * dwarf2out.c (gen_compile_unit_die): Likewise.
17194 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
17196 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
17198 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
17201 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
17202 attribute is used for nested functions.
17204 2008-04-05 Jan Hubicka <jh@suse.cz>
17206 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17208 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17210 (dump_files): Update.
17211 (enable_rtl_dump_file): Do not accept letter argument.
17212 * tree-pass.h (dump_file_info): Remove letter argument.
17213 * toplev.c (decode_d_option): Update -da handling.
17214 * toplev.h (enable_rtl_dump_file): Update prototype.
17215 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17216 it out based on pass type.
17217 (register_dump_files_1): Likewise.
17218 (init_optimization_passes): Update register_one_dump_file calls.
17219 (execute_one_pass): Sanity check that IPA passes are called at IPA
17220 level and RTL passes at RTL level.
17221 (execute_pass_list): IPA pass can not be after or subpass of
17223 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
17224 disallov RTL subpasses of IPA subpasses.
17226 2008-04-05 Ben Elliston <bje@au.ibm.com>
17228 * tree-cfg.c (need_fake_edge_p): Return false for calls to
17229 builtins that return exactly once and do not throw. Cache call to
17232 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
17234 PR rtl-optimization/34916
17235 PR middle-end/35519
17236 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
17237 between instruction pairs.
17239 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
17241 * doc/invoke.texi: Document -mbitops for SH.
17242 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
17243 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
17244 * config/sh/sh.c (print_operand): Add %t operand code.
17245 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
17246 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
17247 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
17248 (extendqihi2): Likewise.
17249 (movqi_i): Likewise.
17250 (insv): Use bset, bclr and bst instructions for SH2A if possible.
17251 (extv): Use bld instruction for SH2A if possible.
17253 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
17254 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
17255 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
17256 (bset.b, bclr.b): Define peepholes.
17257 * config/sh/sh.opt (mbitops): New option.
17259 2008-04-04 Janis Johnson <janis187@us.ibm.com>
17262 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
17263 and view convert expression.
17265 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17268 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17270 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
17272 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
17274 * config/i386/cpuid.h (bit_AES): New.
17275 (bit_PCLMUL): Likewise.
17277 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
17278 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
17279 SSE2 if AES or PCLMUL is enabled.
17280 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17281 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17282 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
17283 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
17284 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
17285 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
17286 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17287 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
17288 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
17289 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
17290 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
17291 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
17292 __builtin_ia32_aeskeygenassist128 and
17293 __builtin_ia32_pclmulqdq128.
17294 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
17295 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
17296 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
17298 * config/i386/i386.h (TARGET_AES): New.
17299 (TARGET_PCLMUL): Likewise.
17300 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
17302 * config/i386/i386.md (UNSPEC_AESENC): New.
17303 (UNSPEC_AESENCLAST): Likewise.
17304 (UNSPEC_AESDEC): Likewise.
17305 (UNSPEC_AESDECLAST): Likewise.
17306 (UNSPEC_AESIMC): Likewise.
17307 (UNSPEC_AESKEYGENASSIST): Likewise.
17308 (UNSPEC_PCLMUL): Likewise.
17310 * config/i386/i386.opt (maes): New.
17311 (mpclmul): Likewise.
17313 * config/i386/sse.md (aesenc): New pattern.
17314 (aesenclast): Likewise.
17315 (aesdec): Likewise.
17316 (aesdeclast): Likewise.
17317 (aesimc): Likewise.
17318 (aeskeygenassist): Likewise.
17319 (pclmulqdq): Likewise.
17321 * config/i386/wmmintrin.h: New.
17323 * doc/extend.texi: Document AES and PCLMUL built-in function.
17325 * doc/invoke.texi: Document -maes and -mpclmul.
17327 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
17329 * function.c (free_after_parsing): Replace with
17330 cxx_push_function_context from C++ front-end.
17331 (allocate_struct_function): Don't call langhook.
17332 * langhooks.h (struct lang_hooks_for_functions): Delete.
17333 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
17335 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
17336 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
17337 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
17338 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
17339 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
17340 remove LANG_HOOKS_FUNCTION_INITIALIZER.
17341 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
17343 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
17344 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
17346 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17349 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
17352 2008-04-04 Richard Guenther <rguenther@suse.de>
17354 PR middle-end/35823
17355 * fold-const.c (optimize_minmax_comparison): Use the correct
17356 type for the constant in the simplified comparison.
17358 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
17360 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
17361 Pass L2 size as "--param l2-cache-size" to the compiler.
17362 (decode_l2_cache): New function to decode L2 cache parameters using
17363 0x8000006 extended cpuid function.
17364 (detect_caches_amd): Determine parameters of L2 cache using
17365 decode_l2_caches function.
17366 (decode_caches_intel): Decode L2 cache parameters.
17367 (detect_caches_intel): Determine L2 cache parameters using
17368 decode_caches_intel and decode_l2_caches functions.
17370 2008-04-03 Bob Wilson <bob.wilson@acm.org>
17372 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
17373 secondary input reload for subword loads from the constant pool.
17375 2008-04-03 Janis Johnson <janis187@us.ibm.com>
17378 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
17379 constants of the appropriate size for runtime calculations.
17382 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
17383 decimal-float literal constant zero.
17385 2008-04-03 Jakub Jelinek <jakub@redhat.com>
17388 * c-parser.c (c_parser_omp_atomic): Call
17389 default_function_array_conversion on the RHS.
17391 PR middle-end/35818
17392 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17393 call is_variable_sized if decl has incomplete type.
17395 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17397 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17399 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17401 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17403 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17404 (sgt<u>): Merge sgt and sgtu into new expander.
17405 (sgt, sgtu): Remove expanders.
17406 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17407 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17408 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17409 *sgtu_<mode>_mips16 into new pattern.
17410 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17411 (sge<u>): Merge sge and sgeu into new expander.
17412 (sge, sgeu): Remove expanders.
17413 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17415 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17416 (slt<u>): Merge slt and sltu into new expander.
17417 (slt, sltu): Remove expanders.
17418 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17419 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17420 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17421 *sltu_<mode>_mips16 into new pattern.
17422 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17423 (sle<u>): Merge sle and sleu into new expander.
17424 (sle, sleu): Remove expanders.
17425 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17426 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17427 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17428 *sleu_<mode>_mips16 into new pattern.
17429 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17431 2008-04-03 Jan Hubicka <jh@suse.cz>
17433 PR tree-optimization/35795
17434 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17435 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17436 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17437 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17438 * score/score3.c (score3_output_mi_thunk): Likewise.
17439 * score/score7.c (score7_output_mi_thunk): Likewise.
17440 * mips/mips.c (mips_output_mi_thunk): Likewise.
17442 2008-04-03 Richard Guenther <rguenther@suse.de>
17444 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17445 conversions. Simplify code.
17447 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17449 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17451 2008-04-03 Tom Tromey <tromey@redhat.com>
17452 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17454 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17455 * config/bfin/t-bfin-linux (generated_files): Add
17456 linux-sysroot-suffix.h.
17457 * doc/install.texi (Prerequisites): Require make 3.80.
17458 * doc/sourcebuild.texi (Front End Directory): Document new
17460 * Makefile.in (generated_files): New variable.
17461 (ALL_HOST_OBJS): New variable.
17462 ($(ALL_HOST_OBJS)): New target.
17464 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17466 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17467 (remap_block): Call id->transform_lang_insert_block instead
17469 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17470 Set id.transform_lang_insert_block to NULL.
17471 (clone_body): Move to cp/optimize.c
17472 * tree-inline.h (struct copy_body_data): Change
17473 transform_lang_insert_block to function pointer.
17474 (copy_generic_body, copy_decl_no_change): Export.
17475 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17476 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17477 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17479 * c-tree.h (insert_block): Kill.
17480 * c-decl.c (insert_block): Kill.
17482 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17484 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17485 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17486 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17488 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17489 argument, call {push,pop}_function_context from here.
17490 * c-parser.c: Use c_{push,pop}_function_context.
17492 * function.c (push_function_context_to): Move meat ...
17493 (push_function_context): ... here. Simplify.
17494 * function.c (pop_function_context_from): Move meat ...
17495 (pop_function_context): ... here. Simplify.
17496 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17498 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17499 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17500 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17501 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17503 2008-04-03 Ben Elliston <bje@au.ibm.com>
17505 * expmed.c (extract_force_align_mem_bit_field): Remove.
17507 2008-04-03 Richard Guenther <rguenther@suse.de>
17509 PR middle-end/35800
17510 * expr.h (try_casesi): Adjust prototype.
17511 * expr.c (try_casesi): Take fallback label as extra parameter.
17512 Use that for gen_casesi if default_label is NULL.
17513 * stmt.c (expand_case): Pass fallback label to try_casesi,
17514 make sure to fill gaps with a fallback label if default_label
17517 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17520 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17522 2008-04-03 Ben Elliston <bje@au.ibm.com>
17524 * expmed.c (extract_split_bit_field): Remove if (0) code.
17525 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17526 (do_ds_constraint): Likewise.
17528 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17530 * doc/cppopts.texi (-dU): Document.
17531 * c-common.h (flag_dump_macros): Update comment.
17532 * c-opts.c (handle_OPT_d): Handle -dU.
17533 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17534 dump_queued_macros, cb_used_define, cb_used_undef): New.
17535 (init_pp_output): Handle -dU.
17536 (cb_line_change): Call dump_queued_macros.
17537 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17539 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17541 * config/avr/predicates.md (io_address_operand): New predicate.
17542 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17543 * config/avr/avr.c (avr_io_address_p): Remove function.
17544 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17545 'avr_io_address_p' function.
17546 (out_movhi_r_mr): (Ditto.).
17547 (out_movqi_mr_r): (Ditto.).
17548 (out_movhi_mr_r): (Ditto.).
17549 (avr_address_cost): (Ditto.).
17551 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17553 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17554 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17555 in 32bit mode when XMM registers are available to avoid store
17557 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17558 corresponding post-reload splitters.
17560 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17562 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17563 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17564 __builtin_ia32_roundss.
17565 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17566 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17567 __builtin_ia32_roundss.
17568 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17569 IX86_BUILTIN_SHUFPD here.
17571 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17573 * config/i386/i386.md (plogic): New.
17574 (plogicprefix): Likewise.
17576 * config/i386/mmx.md (mmx_<code><mode>3): New.
17577 (mmx_and<mode>3): Removed.
17578 (mmx_ior<mode>3): Likewise.
17579 (mmx_xor<mode>3): Likewise.
17581 * config/i386/sse.md (<code><mode>3): New.
17582 (*<code><mode>3): Likewise.
17583 (*<code><mode>3): Likewise.
17584 (<code><mode>3): Likewise.
17585 (*sse_<code><mode>3): Likewise.
17586 (*sse2_<code><mode>3): Likewise.
17587 (<code>tf3): Likewise.
17588 (*<code>tf3): Likewise.
17589 (and<mode>3): Likewise.
17590 (*and<mode>3): Likewise.
17591 (ior<mode>3): Removed.
17592 (*ior<mode>3): Likewise.
17593 (xor<mode>3): Likewise.
17594 (*xor<mode>3): Likewise.
17595 (*and<mode>3): Likewise.
17596 (*ior<mode>3): Likewise.
17597 (*xor<mode>3): Likewise.
17598 (and<mode>3): Likewise.
17599 (*sse_and<mode>3): Likewise.
17600 (*sse2_and<mode>3): Likewise.
17601 (andtf3): Likewise.
17602 (*andtf3): Likewise.
17603 (ior<mode>3): Likewise.
17604 (*sse_ior<mode>3): Likewise.
17605 (*sse2_ior<mode>3): Likewise.
17606 (iortf3): Likewise.
17607 (*iortf3): Likewise.
17608 (xor<mode>3): Likewise.
17609 (*sse_xor<mode>3): Likewise.
17610 (*sse2_xor<mode>3): Likewise.
17611 (xortf3): Likewise.
17612 (*xortf3): Likewise.
17614 2008-04-02 Richard Guenther <rguenther@suse.de>
17616 PR tree-optimization/14495
17617 PR tree-optimization/34793
17618 * tree-vrp.c (struct switch_update): New structure.
17619 (to_remove_edges, to_update_switch_stmts): New VECs.
17620 (simplify_switch_using_ranges): New function. Remove not taken
17621 case labels and edges.
17622 (simplify_stmt_using_ranges): Call it.
17623 (identify_jump_threads): Mark edges we have queued for removal
17624 so we don't thread them.
17625 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17627 * tree-cfg.c (group_case_labels): Deal with missing default label.
17628 (tree_verify_flow_info): Allow missing default label.
17629 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17630 (emit_case_nodes): Likewise.
17631 (expand_case): Do not rely on the default label to be present.
17632 * expr.c (try_casesi): Deal with NULL default_label.
17633 (do_tablejump): Likewise.
17635 2008-04-02 Richard Guenther <rguenther@suse.de>
17637 PR tree-optimization/14495
17638 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17639 SWITCH_EXPR here ...
17640 (vrp_visit_switch_stmt): ... but here (new function).
17641 (find_case_label_index): New helper function.
17642 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17644 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17646 * fwprop.c: Fix ISO-C99ism.
17648 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17651 * Makefile.in (objdir): Set it here.
17652 * configure.ac: Not here. Find dynamic linker characteristics.
17653 * exec-tool.in: Use them.
17654 * aclocal.m4: Regenerate.
17655 * configure: Regenerate.
17657 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17659 * expr.c (expand_var): Delete it.
17660 * expr.h (expand_var): Delete prototype.
17661 * function.c (expand_function_start): Use expand_decl instead.
17662 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17665 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17667 PR rtl-optimization/35542
17668 * fwprop.c (forward_propagate_and_simplify): Replace
17669 loc_reg_mentioned_in_p with reg_mentioned_p.
17671 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17673 PR rtl-optimization/35281
17674 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17675 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17676 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17677 (varying_mem_p): Move above propagate_rtx.
17678 (all_uses_available_at): Do not check MEMs.
17680 2008-04-02 Rafael Espíndola <espindola@google.com>
17682 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17683 (register_edge_assert_for_2): Split the cond argument.
17684 (register_edge_assert_for_1): Adjust for the change in
17685 register_edge_assert_for_2.
17686 (register_edge_assert_for): Split the cond argument.
17687 (find_switch_asserts): Adjust for the change in
17688 register_edge_assert_for.
17690 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17692 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17693 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17694 offsets for 64-bit mingw.
17695 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17696 abi for x86_64-pc-mingw.
17698 2008-04-02 Richard Guenther <rguenther@suse.de>
17700 * tree-vrp.c (extract_range_from_assert): Make sure to not
17701 produce range min/max with TREE_OVERFOW set.
17702 If merging a anti-range and a range keep the anti-range if
17703 the range covers all values of the type.
17704 (register_edge_assert_for_2): Only allow sign-changing
17705 conversions in detecting canonical range checks. Also
17706 register an assert for the unsigned name if useful.
17708 PR tree-optimization/35787
17709 * tree-vrp.c (vrp_val_max): New function.
17710 (vrp_val_min): Likewise.
17711 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17712 (vrp_val_is_min): Likewise.
17713 (supports_overflow_infinity): Use vrp_val_{min,max}.
17714 (negative_overflow_infinity): Likewise.
17715 (positive_overflow_infinity): Likewise.
17716 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17717 (is_positive_overflow_infinity): Likewise.
17718 (is_overflow_infinity): Likewise.
17719 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17720 vrp_val_is_{min,max}.
17721 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17722 to ranges if possible. Avoid empty ranges.
17724 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17726 PR middle-end/35705
17727 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17728 the expression is a function address.
17730 2008-04-01 George Helffrich <george@gcc.gnu.org>
17732 PR fortran/35154, fortran/23057
17733 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17734 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17735 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17736 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17738 (dbxout_syms): Check for COMMON-based symbol and wrap in
17739 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17740 in bracket for efficiency.
17742 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17743 using DW_TAG_common_block + member offset.
17744 (add_pubname_string): New function.
17745 (dw_expand_expr): New function to find block name and offset for
17747 (common_check): New function to check whether symbol in Fortran COMMON.
17748 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17750 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17753 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17755 2008-04-02 Ben Elliston <bje@au.ibm.com>
17757 * config/v850/v850.md (casesi): Remove if (0) code.
17758 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17759 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17761 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17763 * config/i386/i386.md (rex64suffix): New mode attribute.
17764 (floathi<mode>2): Disable expander for SSE math.
17765 (*floathi<mode>2_1): New insn insn_and_split pattern.
17766 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17767 corresponding post-reload splitters.
17768 (*floathi<mode>2_i387): New macroized insn pattern.
17769 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17770 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17771 insn_and_split pattern.
17772 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17773 New macroized instruction patterns and corresponding post-reload
17775 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17776 and corresponding post-reload splitters.
17777 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17778 New macroized instruction patterns.
17779 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17780 macroized instruction patterns and corresponding post-reload splitters.
17781 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17782 corresponding post-reload splitters.
17783 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17784 New macroized instruction patterns.
17785 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17786 corresponding post-reload splitters.
17787 (*floatsi<mode>2_i387): New macroized instruction patterns.
17789 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17791 * config/i386/i386.md (smaxmin): New.
17792 (umaxmin): Likewise.
17793 (maxminiprefix): Likewise.
17794 (maxminfprefix): Likewise.
17795 (<code><mode>3): Likewise.
17796 (smin<mode>3): Removed.
17797 (smax<mode>3): Likewise.
17799 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17800 (mmx_<code>v4hi3): Likewise.
17801 (mmx_<code>v8qi3): Likewise.
17802 (mmx_smaxv2sf3): Removed.
17803 (mmx_sminv2sf3): Likewise.
17804 (mmx_umaxv8qi3): Likewise.
17805 (mmx_smaxv4hi3): Likewise.
17806 (mmx_uminv8qi3): Likewise.
17807 (mmx_sminv4hi3): Likewise.
17809 * config/i386/sse.md (<addsub><mode>3): New.
17810 (*<addsub><mode>3): Likewise.
17811 (<sse>_vm<addsub><mode>3): Likewise.
17812 (<maxmin><mode>3): Likewise.
17813 (*<maxmin><mode>3_finite): Likewise.
17814 (*<maxmin><mode>3): Likewise.
17815 (<sse>_vm<maxmin><mode>3): Likewise.
17816 (sse3_h<addsub>v4sf3): Likewise.
17817 (sse3_h<addsub>v2df3): Likewise.
17818 (<maxmin>v16qi3): Likewise.
17819 (*<maxmin>v16qi3): Likewise.
17820 (<maxmin>v8hi3): Likewise.
17821 (*<maxmin>v8hi3): Likewise.
17822 (*sse4_1_<maxmin><mode>3): Likewise.
17823 (*sse4_1_<maxmin><mode>3): Likewise.
17824 (add<mode>3): Removed.
17825 (*add<mode>3): Likewise.
17826 (<sse>_vmadd<mode>3): Likewise.
17827 (sub<mode>3): Likewise.
17828 (*sub<mode>3): Likewise.
17829 (<sse>_vmsub<mode>3): Likewise.
17830 (smin<mode>3): Likewise.
17831 (*smin<mode>3_finite): Likewise.
17832 (*smin<mode>3): Likewise.
17833 (<sse>_vmsmin<mode>3): Likewise.
17834 (smax<mode>3): Likewise.
17835 (*smax<mode>3_finite): Likewise.
17836 (*smax<mode>3): Likewise.
17837 (<sse>_vmsmax<mode>3): Likewise.
17838 (sse3_haddv4sf3): Likewise.
17839 (sse3_haddv2df3): Likewise.
17840 (sse3_hsubv4sf3): Likewise.
17841 (sse3_hsubv2df3): Likewise.
17842 (umaxv16qi3): Likewise.
17843 (*umaxv16qi3): Likewise.
17844 (smaxv8hi3): Likewise.
17845 (*smaxv8hi3): Likewise.
17846 (*sse4_1_smax<mode>3): Likewise.
17847 (*sse4_1_umax<mode>3): Likewise.
17848 (uminv16qi3): Likewise.
17849 (*uminv16qi3): Likewise.
17850 (sminv8hi3): Likewise.
17851 (*sminv8hi3): Likewise.
17852 (*sse4_1_smin<mode>3): Likewise.
17853 (*sse4_1_umin<mode>3): Likewise.
17855 2008-04-01 Rafael Espíndola <espindola@google.com>
17857 * tree-cfg.c (verify_expr): remove in_phi.
17858 (verify_stmt): Don't call walk_tree with verify_expr. Use
17859 is_gimple_min_invariant instead of is_gimple_val.
17861 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17863 * doc/include/gpl_v3.texi: Update for manpage generation.
17864 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17866 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17867 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17868 gpl_v3.texi instead of gpl.texi.
17871 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17874 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17876 2008-04-01 Rafael Espíndola <espindola@google.com>
17878 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17879 (extract_code_and_val_from_cond): Use
17880 extract_code_and_val_from_cond_with_ops.
17882 2008-04-01 Jan Hubicka <jh@suse.cz>
17884 * function.c (free_after_compilation): Free epilogue_delay_list.
17885 (prepare_function_start): Assert that previous compilation was freed.
17887 2008-04-01 Jan Hubicka <jh@suse.cz>
17888 Jim Wilson <wilson@tuliptree.org>
17889 Andreas Tobler <andreast@gcc.gnu.org>
17891 PR middle-end/35781
17892 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17893 rtl.emit instead cfun->emit.
17894 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17895 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17897 2008-04-01 Ben Elliston <bje@au.ibm.com>
17899 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17901 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17903 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17905 (fprofile-use): Add var flag_profile_use
17906 * coverage.c (coverage_begin_output): Do not open a gcno file for
17907 output only if -ftest-coverage is set.
17908 Do not add getpwd() to gcda file path.
17909 (build_gcov_info): Check the new flag
17910 flag_profile_datafile_relative_path.
17911 (coverage_init): Use profile_data_prefix.
17912 Read profile counter only if flag_profile_use is set.
17913 * opts.c (common_handle_option): New option fprofile-use=,
17914 fprofile-dir=, fprofile-generate=.
17915 * toplev.c (profile_data_prefix): New variable definition.
17916 * toplev.h (profile_data_prefix): New declaration.
17917 * doc/invoke.tex (Option Summary, Optimization Options):
17920 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17922 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17923 use tmp consistently.
17926 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17927 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17928 UNSPEC_FR_RECIP_APPROX_RES.
17929 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17931 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17934 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17936 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17938 PR middle-end/30186
17939 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17940 element of the vector via a pointer.
17942 2008-03-31 Ian Lance Taylor <iant@google.com>
17944 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17946 2008-03-31 Jan Hubicka <jh@suse.cz>
17948 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17949 get_arg_pointer_save_area.
17950 * expr.c (init_expr): Just clear out rtl.expr.
17951 * function.c (free_after_compilation): Clear out whole RTL structure.
17952 (get_func_frame_size): Merge into ...
17953 (get_frame_size): ... this one.
17954 (assign_stack_local_1): Merge into ...
17955 (assign_stack_local): ... this one.
17956 (expand_function_end): Update call of get_arg_pointer_save_area.
17957 (get_art_pointer_save_area): Remove cfun argument.
17958 * function.h (emit_status): regno_pointer_align does not need length
17959 attribute. Move x_regno_reg_rtx to ...
17960 (regno_reg_rtx): ... new global array.
17961 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17962 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17963 apply_args_value, forced_labels, stack_pointer_delta):
17965 (struct varasm_status): Move here from varasm.c
17966 (struct rtl_data): New. Move here some fields from struct function.
17967 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17968 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17969 used_temp_slots avail_temp_slots, temp_slot_level,
17970 nonlocal_goto_handler_labels): Update accesstors.
17971 (rtl): New global variable.
17972 (struct function): Move some fileds to rtl_data.
17973 (get_arg_pointer_save_area): Update prototype.
17974 * emit-rtl.c (rtl): Declare.
17975 (regno_reg_rtx): Declare.
17976 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17978 (gen_reg_rtx): Update.
17979 (init_virtual_regs): Do not tate emit_status argument.
17980 (init_emit): Do not allocate emit.
17981 * varasm.c (varasm_statuc): Move to function.h.
17982 (n_deferred_constatns): Update accestor.
17983 (init_varasm_status): Do not allocate varasm_status.
17984 (force_const_mem, get_pool_size, output_constant_pool): Update.
17985 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17986 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17988 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17990 PR rtl-optimization/35729
17991 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17994 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17997 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17998 load/store if memory is unaligned.
17999 (*movti_rex64): Likewise.
18001 * config/i386/predicates.md (misaligned_operand): New.
18003 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18006 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18009 2008-03-31 Jan Beulich <jbeulich@novell.com>
18011 * config/ia64/constraints.md: Add 'j' constraint.
18012 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18013 (movdi_internal): Likewise.
18015 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18018 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18020 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18023 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18024 proper error message for the third argument on blendpd and
18027 * config/i386/sse.md (blendbits): New.
18028 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18030 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18032 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18034 2008-03-30 Richard Guenther <rguenther@suse.de>
18036 PR middle-end/31023
18037 * fold-const.c (fold_sign_changed_comparison): Do leave
18038 conversions to base-types alone.
18040 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18042 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18043 the link register if one altivec register is be saved.
18045 2008-03-30 Ben Elliston <bje@au.ibm.com>
18047 * final.c (final_scan_insn): Remove if (0) code.
18049 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18051 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18053 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18055 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18056 of V4SFmode to ix86_binary_operator_ok.
18058 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18060 * config/i386/i386.c (override_options): Initialize
18061 ix86_veclib_handler to ix86_veclibabi_svml when
18062 -mveclibabi=svml is used.
18063 (ix86_veclibabi_svml): New function for SVML ABI style
18064 vectorization support.
18065 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18067 2008-03-28 Rafael Espíndola <espindola@google.com>
18069 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18070 (tree_binary_nonnegative_warnv_p): Make it public.
18071 (tree_single_nonnegative_warnv_p): Make it public.
18072 (tree_invalid_nonnegative_warnv_p): Make it public.
18073 (tree_unary_nonzero_warnv_p): Make it public.
18074 (tree_binary_nonzero_warnv_p): Make it public
18075 (tree_single_nonzero_warnv_p): Make it public.
18076 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18077 (extract_range_from_binary_expr): Split the expr argument.
18078 (extract_range_from_unary_expr): Split the expr argument.
18079 (extract_range_from_comparison): Split the expr argument.
18080 (extract_range_from_expr): Use the new aux functions.
18081 (vrp_evaluate_conditional_warnv): Use
18082 vrp_evaluate_conditional_warnv_with_ops.
18083 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18084 (tree_binary_nonzero_warnv_p): Declare.
18085 (tree_single_nonzero_warnv_p): Declare.
18086 (tree_expr_nonzero_warnv_p): Declare.
18087 (tree_unary_nonnegative_warnv_p): Declare.
18088 (tree_binary_nonnegative_warnv_p): Declare.
18089 (tree_single_nonnegative_warnv_p): Declare.
18090 (tree_invalid_nonnegative_warnv_p): Declare.
18092 2008-03-28 Richard Guenther <rguenther@suse.de>
18094 PR tree-optimization/30317
18095 PR tree-optimization/30911
18096 PR tree-optimization/34793
18097 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18098 (struct assert_locus_d): New member EXPR.
18099 (register_new_assert_for): Add EXPR parameter to support
18100 ASSERT_EXPR <name, expr OP limit>.
18101 (register_edge_assert_for_1): Adjust callers.
18102 (find_assert_locations): Likewise.
18103 (process_assert_insertions_for): Build condition from expression.
18104 (extract_range_from_assert): Handle ASSERT_EXPRs
18105 of the form ASSERT_EXPR <name, expr OP limit>.
18106 (register_edge_assert_for_2): New helper registering
18107 asserts for comparisons. Recognize range tests of the form
18108 (unsigned)i - CST1 OP CST2.
18109 (register_edge_assert_for_1): Use it.
18110 (register_edge_assert_for): Likewise.
18111 (needs_overflow_infinity): Integer sub-types
18112 do not need overflow infinities.
18113 (vrp_val_is_max): The extreme values of integer sub-types
18114 are those of the base type.
18115 (vrp_val_is_min): Likewise.
18116 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18119 2008-03-28 Nick Clifton <nickc@redhat.com>
18122 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18123 Return GENERAL_REGS for stack adjustment reloads.
18125 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18128 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18129 const_vector when all the vectors are constant.
18131 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18133 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18135 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18136 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18138 (s<code>_sf): Use new scc_sf attribute for opcode names.
18140 2008-03-27 Tom Tromey <tromey@redhat.com>
18142 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18143 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18144 config/spu/t-spu-elf, config/i386/t-interix,
18145 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18146 config/i386/x-darwin, config/i386/x-mingw32,
18147 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18148 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18149 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18150 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18151 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18152 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18153 config/score/t-score-elf, config/arm/t-strongarm-pe,
18154 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18155 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18156 Revert automatic dependency patch.
18158 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18161 * config/i386/i386.c (ix86_function_arg_boundary): Align
18162 decimal floating point to its natural boundary.
18164 2008-03-27 Richard Guenther <rguenther@suse.de>
18166 PR middle-end/35716
18167 * fold-const.c (fold_comparison): Restrict distinct decl
18168 comparison folding to VAR_DECLs and PARM_DECLs. Do not
18169 solely rely on operand_equal_p.
18171 2008-03-27 Richard Guenther <rguenther@suse.de>
18174 * c-common.c (handle_weak_attribute): Reject combination of
18177 2008-03-27 Richard Guenther <rguenther@suse.de>
18179 PR tree-optimization/32810
18180 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
18181 conversions from DECL_INITIAL.
18182 (fold_const_aggregate_ref): Likewise from constructor elements.
18184 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
18186 * tree-affine.h (aff_combination_expand): Declare.
18187 (get_inner_reference_aff): Likewise.
18188 * tree-affine.c (aff_combination_expand): Split out from
18189 tree_to_aff_combination_expand.
18190 (get_inner_reference_aff): New function.
18191 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
18192 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
18193 (struct lim_aux_data): sm_done field removed.
18194 (mem_ref_loc_p, mem_ref_locs_p): New types.
18195 (struct mem_ref): Added id, stored, accesses_in_loop,
18196 indep_loop, dep_loop, indep_ref, dep_ref fields.
18197 Removed is_stored, locs and next fields.
18198 (memory_accesses): New variable.
18199 (movement_possibility): Do not allow moving statements
18200 that store to memory.
18201 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
18203 (determine_max_movement): For statements with memory references,
18204 find the outermost loop in that the reference is independent.
18205 (move_computations_stmt): Mark the virtual operands for renaming.
18206 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18207 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18208 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18209 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18210 create_vop_ref_mapping, analyze_memory_references,
18211 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18212 get_all_locs_in_loop, ref_always_accessed_p,
18213 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18214 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18215 store_motion_loop, store_motion): New functions.
18216 (struct vop_to_refs_elt): New type.
18217 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18218 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18219 (schedule_sm): Replaced by...
18220 (execute_sm): ... this.
18221 (determine_lsm_ref, hoist_memory_references,
18222 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
18223 find_more_ref_vops, free_mem_ref, free_mem_refs,
18224 determine_lsm_loop, determine_lsm): Removed.
18225 (tree_ssa_lim_finalize): Free data structures used by store motion.
18226 (tree_ssa_lim): Call analyze_memory_references. Use
18227 store_motion instead of determine_lsm.
18229 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18231 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
18232 rename tmake_file to m68hc11/t-m68hc11.
18233 (mcore): Set inhibit_libc to true.
18234 * config.host (alpha*-dec-*vms*): Set extra_programs.
18235 (interix3*): Don't use host_xmake_file.
18236 * configure.ac: Let config.gcc override inhibit_libc.
18237 * configure: Regenerate.
18239 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
18240 * config/t-openbsd-thread: Remove commented out lines.
18242 * config/x-interix: Remove.
18244 * config/m68hc11/t-m68hc11-gas: Rename to...
18245 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
18247 * config/mcore/t-mcore: Remove T_CFLAGS.
18248 * config/mcore/t-mcore-pe: Likewise.
18250 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18252 * configure.ac: Replace custom __GNU_SOURCE test with
18253 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
18254 * aclocal.m4: Regenerate.
18255 * configure: Regenerate.
18256 * config.in: Regenerate.
18258 2008-03-27 Richard Guenther <rguenther@suse.de>
18260 * fold-const.c (target.h): Include.
18261 (fold_comparison): Fold comparison of addresses of decls
18262 that bind locally or of constants. Consolidate address folding code.
18263 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
18264 results from fold_binary_to_constant.
18265 (compare_values_warnv): Likewise.
18267 2008-03-27 Andrew Pinski <pinskia@gmail.com>
18269 PR middle-end/35429
18270 * fold-const.c (fold_truthop): Check for integeral types when folding
18271 a == 0 && b == 0 and a != 0 || b != 0 .
18273 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
18275 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
18277 2008-03-26 Andreas Schwab <schwab@suse.de>
18279 * doc/invoke.texi: Fix use of @item vs. @itemx.
18281 2008-03-26 Tom Tromey <tromey@redhat.com>
18283 * Makefile.in (build/gensupport.o, build/print-rtl.o,
18284 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
18285 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
18286 build/gencodes.o, build/genconditions.o, build/genconfig.o,
18287 build/genconstants.o, build/genemit.o, build/genextract.o,
18288 build/genflags.o, build/genmddeps.o, build/genopinit.o,
18289 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
18292 2008-03-26 Richard Guenther <rguenther@suse.de>
18295 2008-03-26 Richard Guenther <rguenther@suse.de>
18297 * fold-const.c (target.h): Include.
18298 (fold_comparison): Fold comparison of addresses of two decls
18299 that bind locally. Consolidate address folding code.
18301 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18303 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
18304 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
18305 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
18306 dconstsqrt2, dconstthird, dconste and/or dconst10.
18307 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
18308 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
18309 dconstsqrt2, dconste): Delete.
18310 (init_emit_once): Likewise. Simplify initializing dconstm1.
18312 * real.c (get_real_const): New.
18313 * real.h (dconst3, dconst10, dconstm2, dconstthird,
18314 dconstsqrt2, dconste): Delete.
18315 (real_value_const, get_real_const): New.
18317 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
18319 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
18321 * config/i386/i386.c (ix86_function_arg_boundary): Check
18322 BIGGEST_ALIGNMENT instead of 128.
18323 (setup_incoming_varargs_64): Likewise.
18325 2008-03-26 Tom Tromey <tromey@redhat.com>
18327 * Makefile.in (DEPFILES): Add missing '/'.
18329 2008-03-26 Richard Guenther <rguenther@suse.de>
18331 * fold-const.c (target.h): Include.
18332 (fold_comparison): Fold comparison of addresses of two decls
18333 that bind locally. Consolidate address folding code.
18335 2008-03-26 Nick Clifton <nickc@redhat.com>
18338 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
18339 not allow INT+INT as a legitimate addressing mode.
18341 2008-03-26 Richard Guenther <rguenther@suse.de>
18343 * tree-flow.h (widen_bitfield): Remove declaration.
18344 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
18345 (widen_bitfield): Remove function.
18346 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
18349 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18352 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
18355 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
18357 PR rtl-optimization/35232
18358 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
18359 (forget_old_reloads_1, forget_marked_reloads): Don't clear
18360 reg_reloaded_call_part_clobbered here.
18361 (reload_regs_reach_end_p): New function.
18362 (reload_reg_rtx_for_input): New variable.
18363 (reload_reg_rtx_for_output): Likewise.
18364 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
18365 when reassigning a pseudo register. Load reloadreg from
18366 reload_reg_rtx_for_input, moving the mode and register
18368 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
18369 instead of the original when deciding whether an input reload
18370 would be a no-op or whether an output reload can be deleted.
18371 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
18372 when setting up new_spill_reg_store. Load it from
18373 reload_reg_rtx_for_output, moving the mode and register
18375 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
18376 instead of the original when deciding whether an output reload
18377 would be a no-op. Do the same when modifying insn notes.
18378 Use rtx_equal_p instead of == to compare the registers.
18379 (inherit_piecemeal_p): Take a mode and two register numbers
18381 (emit_reload_insns): Clear new_spill_reg_store for every hard
18382 register in the reload register. Remove spill registers
18383 from reg_reloaded_valid before considering whether to record
18384 inheritance information for them. Use reload_reg_rtx_for_output
18385 instead of reg_rtx when recording output reloads. Use
18386 reload_reg_rtx_for_input instead of reg_rtx when recording
18387 input reloads. Set or clear reg_reloaded_call_part_clobbered
18388 at the same time as setting reg_reloaded_valid.
18389 (delete_output_reload): Add a new_reload_reg parameter and use it
18390 instead of rld[j].reg_rtx.
18391 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18394 2008-03-25 Tom Tromey <tromey@redhat.com>
18396 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18397 (build/genattr.o): Likewise.
18398 (build/genattrtab.o): Likewise.
18399 (build/gencodes.o): Likewise.
18400 (build/genconfig.o): Likewise.
18401 (build/genconstants.o): Likewise.
18402 (build/genemit.o): Likewise.
18403 (build/genextract.o): Likewise.
18404 (build/genflags.o): Likewise.
18406 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18408 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18409 instead of size_int for integer types.
18410 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18411 to match type of MINUS_EXPR.
18413 2008-03-25 Tom Tromey <tromey@redhat.com>
18415 * configure: Rebuilt.
18416 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18419 2008-03-25 Tom Tromey <tromey@redhat.com>
18421 * config/x-solaris (host-solaris.o): Update.
18422 * config/x-linux (host-linux.o): Update.
18423 * config/x-hpux (host-hpux.o): Update.
18424 * config/x-darwin (host-darwin.o): Update.
18425 * config/v850/t-v850e (v850-c.o): Update.
18426 * config/v850/t-v850 (v850-c.o): Update.
18427 * config/t-vxworks (vxworks.o): Update.
18428 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18429 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18430 * config/spu/t-spu-elf (spu-c.o): Update.
18432 * config/sh/t-symbian (sh-c.o): Update.
18433 (symbian.o): Update.
18434 * config/sh/t-sh (sh-c.o): Update.
18435 * config/score/t-score-elf (score7.o, score3.o): Update.
18436 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18437 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18438 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18439 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18440 (rs6000.o): Remove.
18441 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18442 * config/m32c/t-m32c (m32c-pragma.o): Update.
18443 * config/ia64/t-ia64 (ia64-c.o): Update.
18444 * config/i386/x-mingw32 (host-mingw32.o): Update.
18445 * config/i386/x-i386 (driver-i386.o): Update.
18446 * config/i386/x-darwin (host-i386-darwin.o): Update.
18447 * config/i386/x-cygwin (host-cygwin.o): Update.
18448 * config/i386/t-nwld (nwld.o): Update.
18449 * config/i386/t-netware (netware.o): Update.
18450 * config/i386/t-interix (winnt.o): Update.
18451 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18452 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18453 msformat-c.o): Update.
18454 * config/bfin/t-bfin-linux (generated_files): Add
18455 linux-sysroot-suffix.h.
18456 * config/arm/t-wince-pe (pe.o): Update.
18457 * config/arm/t-strongarm-pe (pe.o): Update.
18458 * config/arm/t-pe (pe.o): Update.
18459 * config/arm/t-arm (arm-c.o): Update.
18460 * doc/install.texi (Prerequisites): Require make 3.80.
18461 * Makefile.in: Remove .o targets.
18462 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18463 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18464 (simple_generated_h, simple_generated_c): Move earlier.
18465 (generated_files): New variable.
18466 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18467 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18468 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18469 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18470 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18471 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18472 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18473 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18474 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18475 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18476 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18477 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18479 (COMPILE.base, COMPILE): New variables.
18480 (%.o): New pattern rule.
18481 (ALL_HOST_OBJS): New variable.
18482 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18483 (dummy-checksum.o, cc1-checksum.o): Remove.
18484 (DRIVER_SHLIB): New variable.
18485 (DRIVER_DEFINES): Use it.
18486 (gencondmd.c): Move out of build/.
18487 (s-conditions): Update.
18488 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18489 (ALL_BUILD_OBJS): Likewise.
18490 (build/%.o): Use BUILDCOMPILE.
18491 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18492 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18493 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18494 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18495 build/genconfig.o, build/genconstants.o, build/genemit.o,
18496 build/genextract.o, build/genflags.o, build/genmddeps.o,
18497 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18498 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18499 build/gen-protos.o, build/scan.o, build/fix-header.o,
18500 build/scan-decls.o): Simplify.
18501 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18502 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18503 prefix.o, toplev.o): Reduce to variable setting.
18504 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18505 ($(out_object_file), gcc-options.o): New targets.
18506 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18507 * configure: Rebuilt.
18508 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18509 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18511 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18513 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18514 complain when we hit an error, return ERROR_MARK_NODE.
18516 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18518 * config/sh/constraints.md (Pso, Psz): New constraints.
18519 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18520 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18522 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18524 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18525 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18527 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18529 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18530 (prefetch_sh2a): New.
18532 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18533 Naveen.H.S <naveen.hs@kpitcummins.com>
18535 * config/sh/constraints.md (I28): New constraint.
18536 * config/sh/sh.c (broken_move): Add support for movi20s.
18537 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18539 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18540 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18541 Naveen.H.S <naveen.hs@kpitcummins.com>
18543 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18544 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18545 (print_operand): Handle resbank in %@ operand code.
18546 (sh_encode_section_info): New.
18547 (push_regs): Add conditions for resbank.
18548 (sh_expand_epilogue): Likewise.
18549 (sh_insert_attributes): Likewise.
18550 (sh_attribute_table): Likewise.
18551 (sh_handle_resbank_handler_attribute): New.
18552 (sh2a_handle_function_vector_handler_attribute): New.
18553 (sh2a_is_function_vector_call): New.
18554 (sh2a_get_function_vector_number): New.
18555 (sh2a_function_vector_p): New.
18556 (sh_cfun_resbank_handler_p): New.
18557 * config/sh/sh.md (calli): Emit jsr/n if possible.
18558 (calli_tbr_rel): New.
18559 (calli_pcrel): Emit jsr/n if possible.
18560 (return_i): Emit rts/n if possible.
18561 (call_valuei_tbr_rel): New.
18562 (call_valuei_pcrel): Add condition for SH2A target.
18563 (call_value): Likewise.
18564 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18565 (sh2a_get_function_vector_number): Likewise.
18566 (sh2a_is_function_vector_call): Likewise.
18567 * doc/extend.texi: Document TBR relative addressing of SH2A.
18568 (resbank): Add description for SH2A.
18570 2008-03-24 Richard Guenther <rguenther@suse.de>
18573 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18574 pointer assignments change conversions according to middle-end rules.
18575 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18576 * configure.ac: Include type checking in yes.
18577 * configure: Regenerate.
18579 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18581 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18582 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18584 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18586 * gthr-vxworks.h (UNUSED): Define.
18588 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18590 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18592 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18594 * doc/extend.texi (Function Attributes): Add missing comma in the
18595 example of the "alloc_size" attribute.
18597 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18600 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18602 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18605 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18608 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18609 of the underlying type of a MS bitfield layout to the natural
18610 alignment of the type.
18612 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18614 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18615 to their natural alignment to avoid store forwarding stalls.
18617 2008-03-22 Richard Guenther <rguenther@suse.de>
18619 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18620 For PHI nodes verify the address is invariant.
18621 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18622 (get_symbol_constant_value): Use is_gimple_min_invariant.
18623 (maybe_fold_stmt_indirect): Likewise.
18625 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18627 PR rtl-optimization/33927
18628 * Makefile.in (dse.o): Depend on $(TM_P_H).
18629 * expr.h (extract_low_bits): Declare.
18630 * expmed.c (extract_low_bits): New function.
18631 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18632 * dse.c: Include tm_p.h.
18633 (find_shift_sequence): Remove the read_reg argument and return the
18634 read value. Emit the instructions instead of returning them.
18635 Iterate on new_mode rather than calculating it each time.
18636 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18637 source to NEW_MODE and extract_low_bits to convert the shifted
18638 value to READ_MODE.
18639 (replace_read): Allow the load and store to have different mode
18640 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18641 or extraction instructions before trying the replacement. Update
18642 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18644 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18646 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18647 to their natural alignment to avoid store forwarding stalls.
18649 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18652 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18653 encouraging but not allowing gprs for input;
18654 change the input constraint to !f#r.
18655 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18657 change the output constraint to !f#r.
18659 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18662 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18663 corresponding post-reload splitters.
18664 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18665 when x87 FP math is selected.
18666 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18667 New function prototype.
18668 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18669 unreachable function to ease macroization of insn patterns.
18671 2008-03-21 Martin Jambor <mjambor@suse.cz>
18673 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18674 reference dumps if ddr is NULL or dependence is unknown.
18676 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18678 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18679 unsigned extension into account.
18680 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18681 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18682 Do computations on a scratch register.
18684 2008-03-21 Richard Guenther <rguenther@suse.de>
18686 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18687 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18688 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18689 * tree-ssa-dom.c (record_equality): Likewise.
18690 * tree-inline.c (copy_body_r): Likewise.
18691 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18694 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18696 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18697 as 'delete_unused' argument.
18699 2008-03-20 Richard Guenther <rguenther@suse.de>
18701 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18702 special casing of constant qualifiers.
18703 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18704 care about them in general.
18705 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18706 regardless of their type.
18707 (fold_stmt_r): Forcefully fold *& if we end up with that.
18709 2008-03-20 Paul Brook <paul@codesourcery.com>
18711 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18712 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18714 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18716 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18717 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18719 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18721 * common.opt (Wmudflap): New option.
18722 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18723 (mx_register_decls): Likewise.
18724 (mudflap_finish_file): Likewise.
18725 * doc/invoke.texi: Document -Wno-mudflap.
18727 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18729 * c-format.c (replace_format_name_to_system_name): New.
18730 (cmp_attribs): New.
18731 (convert_format_name_to_system_name): New.
18732 (decode_format_attr): Add use of convert_format_name_to_system_name.
18733 (format_types_orig): Add gnu_ prefix to names.
18734 (check_format_info_main): Special treating of \0 escaped names for
18735 supporting multi-character format specifiers as I32, I64.
18736 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18737 (gnu_target_overrides_format_attributes): New.
18738 * c-format.h: Add structure target_ovr_attr to hold
18739 system specific formatter names.
18740 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18741 msformat-c.o file to c_target_objs and cxx_target_objs.
18742 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18743 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18744 (TARGET_N_FORMAT_TYPES): New.
18745 * config/i386/msformat-c.c: New.
18746 * config/i386/t-cygming: Add build rule for msformat-c.o.
18747 * doc/extend.texi: Add new format names gnu_* and ms_* and
18749 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18751 2008-03-20 Ira Rosen <irar@il.ibm.com>
18753 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18754 optimizations turned on under -O3.
18755 (ftree-vectorize): Add that the flag is turned on with -O3.
18757 2008-03-20 Ben Elliston <bje@au.ibm.com>
18759 * regmove.c (try_auto_increment): Fix spelling error in comment.
18760 * final.c (final_scan_insn): Likewise.
18762 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18765 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18766 allocator preferences for "y" and "r" class registers.
18767 ("*mov<mode>_internal"): Ditto.
18768 ("*movv2sf_internal_rex64"): Ditto.
18769 ("*movv2sf_internal"): Ditto.
18771 2008-03-19 Michael Matz <matz@suse.de>
18773 PR middle-end/35616
18774 * calls.c (expand_call): Check overlap of arguments with call
18775 address for sibcalls.
18777 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18780 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18781 of the underlying type of a MS bitfield layout to the natural
18782 alignment of the type.
18784 2008-03-19 Jan Hubicka <jh@suse.cz>
18787 * toplev.c (decode_d_option): Handle all CPP flags.
18788 * tree-vrp.c: Update tree_pass descriptors.
18789 * regrename.c: Update tree_pass descriptors.
18790 * fwprop.c: Update tree_pass descriptors.
18791 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18792 * tree-into-ssa.c: Update tree_pass descriptors.
18793 * tree-dump.c: Update tree_pass descriptors.
18794 * tree-complex.c: Update tree_pass descriptors.
18795 * tree-dump.h: Update tree_pass descriptors.
18796 * see.c: Update tree_pass descriptors.
18797 * cgraphbuild.c: Update tree_pass descriptors.
18798 * tracer.c: Update tree_pass descriptors.
18799 * tree-loop-distribution.c: Update tree_pass descriptors.
18800 * cgraph.c: Update tree_pass descriptors.
18801 * postreload-gcse.c: Update tree_pass descriptors.
18802 * postreload.c: Update tree_pass descriptors.
18803 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18804 * tree-tailcall.c: Update tree_pass descriptors.
18805 * tree-pass.h (tree_opt_pass): Rename to ...
18806 (opt_pass) ... this one; add "type" field and remove letter field.
18807 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18808 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18809 all_lowering_passes): Update declaration.
18810 * ipa-cp.c: Update tree_pass descriptors.
18811 * final.c: Update tree_pass descriptors.
18812 * omp-low.c: Update tree_pass descriptors.
18813 * tree-ssa-dse.c: Update tree_pass descriptors.
18814 * ipa-reference.c: Update tree_pass descriptors.
18815 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18816 * auto-inc-dec.c: Update tree_pass descriptors.
18817 * reorg.c: Update tree_pass descriptors.
18818 * cgraphunit.c: Update tree_pass descriptors.
18819 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18820 * tree-ssa-ccp.c: Update tree_pass descriptors.
18821 * df-core.c: Update tree_pass descriptors.
18822 * mode-switching.c: Update tree_pass descriptors.
18823 * tree-nomudflap.c: Update tree_pass descriptors.
18824 * modulo-sched.c: Update tree_pass descriptors.
18825 * ipa-pure-const.c: Update tree_pass descriptors.
18826 * cse.c: Update tree_pass descriptors.
18827 * web.c: Update tree_pass descriptors.
18828 * tree-stdarg.c: Update tree_pass descriptors.
18829 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18830 * tree-ssa-dom.c: Update tree_pass descriptors.
18831 * tree-nrv.c: Update tree_pass descriptors.
18832 * tree-ssa-alias.c: Update tree_pass descriptors.
18833 * loop-init.c: Update tree_pass descriptors.
18834 * gimple-low.c: Update tree_pass descriptors.
18835 * ipa-inline.c: Update tree_pass descriptors.
18836 * tree-ssa-sink.c: Update tree_pass descriptors.
18837 * global.c: Update tree_pass descriptors.
18838 * ifcvt.c: Update tree_pass descriptors.
18839 * jump.c: Update tree_pass descriptors.
18840 * predict.c: Update tree_pass descriptors.
18841 * tree-ssa-loop.c: Update tree_pass descriptors.
18842 * recog.c: Update tree_pass descriptors.
18843 * dse.c: Update tree_pass descriptors.
18844 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18845 * tree-eh.c: Update tree_pass descriptors.
18846 * regmove.c: Update tree_pass descriptors.
18848 * function.c: Update tree_pass descriptors.
18849 * tree-vectorizer.c: Update tree_pass descriptors.
18850 * gcse.c: Update tree_pass descriptors.
18851 * ipa-type-escape.c: Update tree_pass descriptors.
18852 * tree-if-conv.c: Update tree_pass descriptors.
18853 * init-regs.c: Update tree_pass descriptors.
18854 * ipa.c: Update tree_pass descriptors.
18855 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18856 * rtl-factoring.c: Update tree_pass descriptors.
18857 * lower-subreg.c: Update tree_pass descriptors.
18858 * bt-load.c: Update tree_pass descriptors.
18859 * tree-dfa.c: Update tree_pass descriptors.
18860 * except.c: Update tree_pass descriptors.
18861 * emit-rtl.c: Update tree_pass descriptors.
18862 * cfgexpand.c: Update tree_pass descriptors.
18863 * tree-cfgcleanup.c: Update tree_pass descriptors.
18864 * cfgcleanup.c: Update tree_pass descriptors.
18865 * tree-ssa-pre.c: Update tree_pass descriptors.
18866 * tree-sra.c: Update tree_pass descriptors.
18867 * tree-mudflap.c: Update tree_pass descriptors.
18868 * tree-ssa-copy.c: Update tree_pass descriptors.
18869 * cfglayout.c: Update tree_pass descriptors.
18870 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18871 * tree-ssa-dce.c: Update tree_pass descriptors.
18872 * tree-ssa.c: Update tree_pass descriptors.
18873 * regclass.c: Update tree_pass descriptors.
18874 * integrate.c: Update tree_pass descriptors.
18875 * tree-optimize.c: Update tree_pass descriptors.
18876 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18877 * tree-object-size.c: Update tree_pass descriptors.
18878 * combine.c: Update tree_pass descriptors.
18879 * tree-outof-ssa.c: Update tree_pass descriptors.
18880 * bb-reorder.c: Update tree_pass descriptors.
18881 * stack-ptr-mod.c: Update tree_pass descriptors.
18882 * var-tracking.c: Update tree_pass descriptors.
18883 * tree-profile.c: Update tree_pass descriptors.
18884 * tree-vect-generic.c: Update tree_pass descriptors.
18885 * reg-stack.c: Update tree_pass descriptors.
18886 * sched-rgn.c: Update tree_pass descriptors.
18887 * tree-ssa-structalias.c: Update tree_pass descriptors.
18888 * tree-cfg.c: Update tree_pass descriptors.
18889 * passes.c (current_pass): Update declaration.
18890 (finish_optimization_passes): Update.
18891 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18892 (register_one_dump_file, register_dump_files_1, next_pass_1):
18894 (init_optimization_passes): Update handling of new types.
18895 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18896 * ipa-struct-reorg.c: Update tree_pass descriptors.
18897 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18898 * combine-stack-adj.c: Update tree_pass descriptors.
18899 * cfgrtl.c: Update tree_pass descriptors.
18900 * dce.c: Update tree_pass descriptors.
18901 * tree-ssanames.c: Update tree_pass descriptors.
18903 2008-03-19 Richard Guenther <rguenther@suse.de>
18905 PR middle-end/35609
18906 * tree-ssa.c (walk_data): New structure.
18907 (warn_uninitialized_var): If not always_executed warn with "maybe"
18909 (execute_early_warn_uninitialized): Compute post-dominators.
18910 Initialize always_executed before processing each basic block.
18912 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18915 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18916 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18918 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18920 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18922 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18924 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18926 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18927 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18928 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18929 target after ignore has been set, and move there also the commputation
18930 of subtarget and original_target.
18931 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18932 (LANG_HOOKS_INITIALIZER): Remove it.
18933 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18935 2008-03-18 Richard Guenther <rguenther@suse.de>
18937 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18938 found an expression with constants, note that in the VN for the lhs.
18939 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18940 fold them to constants if possible. Run cleanup_cfg if done so.
18941 (execute_pre): Return todo.
18942 (do_pre): Likewise.
18943 (execute_fre): Likewise.
18944 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18946 (get_prop_source_stmt): Look through pointer conversions.
18948 2008-03-18 Jan Hubicka <jh@suse.cz>
18950 * tree-pretty-print.c: Include predict.h.
18951 (dump_generic_node): Dump predictor.
18952 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18953 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18954 * gimple-low.c (lower_stmt): Likewise.
18955 * expr.c (expand_expr_real): Likewise.
18956 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18958 (build_predict_expr, build_predict_expr): New.
18959 * predict.h (predictor_name, build_predict_expr): Update.
18960 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18961 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18962 * predict.def (PRED_CONTINUE): Update hitrate.
18963 * tree.def (PREDICT_EXPR): Define.
18964 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18965 do not handle BIND_EXPR.
18966 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18967 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18968 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18971 2008-03-18 Michael Matz <matz@suse.de>
18973 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18975 2008-03-18 Richard Guenther <rguenther@suse.de>
18977 * tree-gimple.h (is_gimple_invariant_address): Declare.
18978 (is_gimple_constant): Likewise.
18979 * tree-gimple.c (is_gimple_constant): New function.
18980 (is_gimple_invariant_address): Likewise.
18981 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18982 and is_gimple_invariant_address.
18983 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18985 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18986 an addressable base.
18988 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18990 PR middle-end/35611
18991 * gimplify.c (gimplify_expr): Gimplify second operand of
18994 2008-03-17 Richard Guenther <rguenther@suse.de>
18996 PR tree-optimization/19637
18997 * fold-const.c (fold_unary): Remove restrictions of removing
18998 intermediate pointer-conversions (P2)(P1)P0.
18999 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19000 conversion to void pointer.
19001 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19003 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19006 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19007 emulated thread local variables.
19009 2008-03-16 Richard Guenther <rguenther@suse.de>
19011 PR middle-end/35607
19012 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19013 expand TREE_INVARIANT operations that are not gimple invariant.
19015 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19017 * doc/extend.texi (Alignment): Say that the ABI controls
19018 the __alignof__ for non-strict-alignment targets rather
19019 than being a recommendation.
19021 2008-03-15 Paul Brook <paul@codesourcery.com>
19023 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19025 (arm_output_fn_unwind): Mark functions that can not be unwound.
19027 2008-03-15 Paul Brook <paul@codesourcery.com>
19029 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19030 extension instructions.
19032 2008-03-15 Richard Guenther <rguenther@suse.de>
19034 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19035 and fold constant aggregate refs.
19036 (fold_const_aggregate_ref): Handle string constants
19037 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19038 (evaluate_stmt): Simplify now that ccp_fold folds constant
19041 2008-03-15 Paul Brook <paul@codesourcery.com>
19043 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19044 (extzv): Use gen_extzv_t2.
19045 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19047 2008-03-15 Richard Guenther <rguenther@suse.de>
19049 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19050 (fold_const_aggregate_ref): Likewise.
19051 (get_value): Return NULL if we don't have any values.
19052 (ccp_finalize): Set const_val to NULL after freeing it.
19053 * tree-flow.h (get_symbol_constant_value): Declare.
19054 (fold_const_aggregate_ref): Likewise.
19055 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19057 2008-03-15 Richard Guenther <rguenther@suse.de>
19059 PR middle-end/35593
19060 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19061 to not produce negative array indices if not allowed. Add
19062 parameter to indicate that.
19063 (maybe_fold_offset_to_component_ref): Allow negative array
19064 indices only for the first member of a structure.
19065 (maybe_fold_offset_to_reference): Allow negative array indices.
19066 (maybe_fold_stmt_addition): Likewise.
19068 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19069 Anatoly Sokolov <aesok@post.ru>
19071 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19072 (avr_arch): Add ARCH_AVR6.
19073 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19074 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19075 instead of fixed value 2.
19076 (print_operand_address): Use gs() asm specifier instead of pm().
19077 (avr_assemble_integer): (Ditto.).
19078 (avr_output_addr_vec_elt): (Ditto.).
19079 (print_operand): Handle "!" code.
19080 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19081 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19082 (AVR_HAVE_EIJMP_EICALL): Define.
19083 (AVR_3_BYTE_PC): Redefine.
19084 (AVR_2_BYTE_PC): (Ditto.).
19085 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19086 (LINK_SPEC): Add atmega2560 and atmega2561.
19087 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19089 * config/avr/avr.md (call_insn): Use eicall instead of icall
19090 for 3 byte PC devices.
19091 (call_value_insn): (Ditto.).
19092 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19093 (indirect_jump): Use only for for 2 byte PC devices.
19094 (*tablejump): (Ditto.).
19095 (*indirect_jump_avr6): Add insn.
19096 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19097 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19098 instead of ijmp for 3 byte PC devices.
19099 (__tablejump2__): (Ditto.).
19100 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19101 (MULITLIB_DIRNAMES): (Ditto.).
19102 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19104 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19106 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19107 "sse2_umulsidi3". Use V1DI mode for operand 0.
19108 ("mmx_psadbw"): Use V1DI mode for operand 0.
19109 * config/i386/i386-modes.def (V1SI): New vector mode.
19110 * config/i386/i386.c (struct builtin_description)
19111 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19112 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19113 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19114 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19115 v1di_ftype_v8qi_v8qi type.
19116 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19118 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19119 __builtin_ia32_pmuludq]: Fix the mode of return value.
19121 2008-03-15 Richard Guenther <rguenther@suse.de>
19123 PR middle-end/35595
19124 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19127 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19129 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19130 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19131 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19132 unless TARGET_SERIALIZE_VOLATILE is enabled.
19133 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19134 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19135 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19137 2008-03-14 Richard Guenther <rguenther@suse.de>
19139 PR tree-optimization/34172
19140 * tree-flow.h (refs_may_alias_p): Declare.
19141 (get_single_def_stmt): Likewise.
19142 (get_single_def_stmt_from_phi): Likewise.
19143 (get_single_def_stmt_with_phi): Likewise.
19144 * tree-dfa.c (refs_may_alias_p): New function.
19145 (get_single_def_stmt): Likewise.
19146 (get_single_def_stmt_from_phi): Likewise.
19147 (get_single_def_stmt_with_phi): Likewise.
19148 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19149 (vn_reference_lookup_1): New helper function.
19150 (vn_reference_lookup): Walk the virtual use-def chain to
19151 continue searching for a match if the def does not alias the
19152 reference we are looking for.
19154 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19156 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19157 archive and Perzl. Update The Written Word listing.
19159 2008-03-14 Richard Guenther <rguenther@suse.de>
19161 PR tree-optimization/34043
19162 PR tree-optimization/33989
19163 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
19165 (bitmap_find_leader): Use extra argument to verify dominance
19166 relationship inside a basic-block.
19167 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
19168 (find_leader_in_sets): Adjust.
19169 (create_component_ref_by_pieces): Take extra argument for
19170 dominance check, handle lookup failures.
19171 (find_or_generate_expression): Likewise.
19172 (create_expression_by_pieces): Likewise.
19173 (insert_into_preds_of_block): Adjust.
19174 (create_value_expr_from): If asked for, verify all operands
19175 are in the blocks AVAIL_OUT set.
19176 (make_values_for_stmt): Check for SSA_NAMEs that are life
19177 over an abnormal edge.
19178 (compute_avail): Remove such check.
19179 (do_SCCVN_insertion): New function.
19180 (eliminate): If we do not find a leader suitable for replacement
19181 insert a replacement expression from SCCVN if available.
19182 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
19183 (struct vn_ssa_aux): Add needs_insertion flag.
19184 * tree-ssa-sccvn.c (may_insert): New global flag.
19185 (copy_reference_ops_from_ref): Value-number union member access
19186 based on its size, not type and member if insertion is allowed.
19187 (visit_reference_op_load): For a weak match from union type
19188 punning lookup a view-converted value and insert a SSA_NAME
19189 for that value if that is not found.
19190 (visit_use): Make dumps shorter. Do not disallow value numbering
19191 SSA_NAMEs that are life over an abnormal edge to constants.
19192 (free_scc_vn): Release inserted SSA_NAMEs.
19193 (run_scc_vn): New flag to specify whether insertion is allowed.
19194 Process SSA_NAMEs in forward order.
19195 * tree-ssa-loop-im.c (for_each_index): Handle invariant
19196 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
19197 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
19198 pointer type to/from integral types that do not change the
19199 precision to regular conversions.
19201 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19203 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19204 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19205 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19206 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19207 input arguments and the mode of return value. Built-in functions
19208 that operate on whole 64-bit MMX register now use V1DI mode.
19210 2008-03-13 Alon Dayan <alond@il.ibm.com>
19211 Olga Golovanevsky <olga@il.ibm.com>
19213 PR tree-optimization/35041
19214 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19215 to locate the right position in a statement.
19217 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19221 * config/i386/xmmintrin.h: Change all static inline functions to
19222 extern inline and add __gnu_inline__ attribute.
19223 * config/i386/bmintrin.h: Ditto.
19224 * config/i386/smmintrin.h: Ditto.
19225 * config/i386/tmmintrin.h: Ditto.
19226 * config/i386/mmintrin-common.h: Ditto.
19227 * config/i386/ammintrin.h: Ditto.
19228 * config/i386/emmintrin.h: Ditto.
19229 * config/i386/pmmintrin.h: Ditto.
19230 * config/i386/mmintrin.h: Ditto.
19231 * config/i386/mm3dnow.h: Ditto.
19233 2008-03-13 Jakub Jelinek <jakub@redhat.com>
19235 PR middle-end/35185
19236 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
19237 (lower_omp_2): New function.
19238 (lower_omp_1, lower_omp): Rewritten.
19240 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
19243 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
19244 with the phrase "Microsoft Windows compilers".
19245 (Push/Pop Macro Pragmas): New subsection. Document
19246 #pragma push_macro and pragma pop_macro.
19248 2008-03-12 Paul Brook <paul@codesourcery.com>
19250 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
19252 2008-03-12 Paul Brook <paul@codesourcery.com>
19254 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
19255 (thumb2_alusi3_short): Exclude PLUS and MINUS.
19256 (thumb2_addsi_shortim): Rename ...
19257 (thumb2_addsi_short): ... to this. Allow register operands.
19258 (thumb2_subsi_short): New pattern.
19259 (thumb2_one_cmplsi2_short,
19260 thumb2_negsi2_short): New patterns and peepholes.
19262 2008-03-12 Paul Brook <paul@codesourcery.com>
19264 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
19266 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
19268 * config/i386/i386.md (int_cond): New code iterator.
19270 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
19271 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
19272 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
19273 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
19274 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
19275 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
19276 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
19277 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
19279 2008-03-12 Paul Brook <paul@codesourcery.com>
19281 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
19282 instead of {arm,thumb}_compute_save_reg_mask.
19283 (output_return_instruction): Ditto.
19284 (thumb_unexpanded_epilogue): Ditto.
19285 (thumb1_expand_prologue): Ditto.
19286 (thumb1_output_function_prologue): Ditto.
19287 (arm_set_return_address): Ditto.
19288 (thumb_set_return_address): Ditto.
19289 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
19290 regs to achieve stack alignment.
19291 (thumb1_compute_save_reg_mask): Fix compiler warning.
19292 (arm_output_epilogue): Use offsets->saved_regs_mask.
19293 Adjust stack pointer by poping call clobered registers.
19294 (arm_expand_prologue): Use offsets->saved_regs_mask.
19295 Adjust stack pointer by pushing extra registers.
19296 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
19298 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
19301 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
19302 conversion to the operands of a multiplication.
19304 2008-03-12 Richard Guenther <rguenther@suse.de>
19306 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
19307 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
19308 * timevar.def (TV_TREE_PHIPROP): Add.
19309 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
19310 pass description. Use TV_TREE_PHIPROP.
19311 * tree-ssa-forwprop.c: Remove phiprop code.
19313 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19315 PR middle-end/35549
19316 * omp-low.c (maybe_lookup_decl): Constify first argument.
19317 (use_pointer_for_field): Change last argument from bool to
19318 omp_context *. Disallow shared copy-in/out in nested
19319 parallel if decl is shared in outer parallel too.
19320 (build_outer_var_ref, scan_sharing_clauses,
19321 lower_rec_input_clauses, lower_copyprivate_clauses,
19322 lower_send_clauses, lower_send_shared_vars): Adjust callers.
19324 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
19325 Ira Rosen <irar@il.ibm.com>
19327 * tree-vectorizer.c (free_stmt_vec_info): New function.
19328 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
19329 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
19330 * tree-vectorizer.h (free_stmt_vec_info): Declare.
19331 * tree-vect-transform.c (vectorizable_conversion): Free
19332 vec_oprnds0 if it was allocated.
19333 (vect_permute_store_chain): Remove unused VECs.
19334 (vectorizable_store): Free VECs that are allocated in the..
19336 (vect_transform_strided_load, vectorizable_load): Likewise.
19337 (vect_remove_stores): Simplify the code.
19338 (vect_transform_loop): Move code to vect_remove_stores().
19339 Call vect_remove_stores() and free_stmt_vec_info().
19341 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19343 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
19344 TARGET_HPUX. Revise comment.
19345 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
19346 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
19347 Use sr4 variant of `be' instruction when not generating PIC code.
19348 (attr_length_call): Adjust for above change.
19350 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19352 * ipa-reference.c (static_execute): Remove module_statics_const and
19353 associated setting code.
19355 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19358 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19359 predicate for operand 1.
19360 (paritysi2_cmp): Use register_operand predicate for operand 2.
19361 Use earlyclobber modifier for operand 1. Remove support for
19363 (paritydi2_cmp): Use register_operand predicate for operand 3.
19364 Use earlyclobber modifier for operand 1. Remove support for
19367 2008-03-11 Paul Brook <paul@codesourcery.com>
19368 Vladimir Prus <vladimir@codesourcery.com>
19370 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
19371 (arm_compute_save_reg0_reg12_mask): Always
19372 check if register 11 must be saved. Always safe hard frame pointer
19373 when frame_pointer_needeed.
19374 (arm_compute_save_reg_mask): Save IP and PC
19375 only with apcs frames.
19376 (arm_output_epilogue): Adjust Thumb2 codepath to
19377 be also invoked and work for ARM non-apcs frames.
19378 (arm_expand_prologue): Don't bother saving IP
19379 for non-apcs frame, since it's not clobbered by
19380 prologue code. Implement non-apcs frame
19383 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19385 PR rtl-optimization/35281
19386 * expr.c (convert_move): Use a new pseudo for the intermediate
19387 from_mode->word_mode result.
19389 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19391 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19392 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19393 * toplev.c (compile_file): Don't call it.
19395 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19397 PR middle-end/35526
19398 * expr.c (store_expr): Call emit_block_move if the mode
19399 of "temp" RTX is BLKmode.
19401 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19402 Richard Guenther <rguenther@suse.de>
19404 PR tree-optimization/31358
19405 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19406 the step with a NULL_TREE.
19407 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19408 to sizetype if type is a pointer type.
19409 (add_candidate_1): Don't convert the base and step to
19410 the generic type if the orginal type is a pointer type.
19411 (add_iv_value_candidates): Use sizetype for the step
19412 if type is a pointer type.
19413 (cand_value_at): Likewise.
19414 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19416 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19417 Don't convert the tem affine to the type.
19418 (add_elt_to_tree): Use sizetype for the step if a pointer.
19419 Use POINTER_PLUS_EXPR for pointers.
19420 (aff_combination_to_tree): Use sizetype for the step if a
19423 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19425 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19426 Remove commutativity hint.
19428 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19432 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19433 errorneous type. Check that v is a VAR_DECL.
19435 PR middle-end/35099
19436 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19438 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19440 PR tree-optimization/35494
19441 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19442 may be overriden at link and run time.
19444 2008-03-10 Richard Guenther <rguenther@suse.de>
19446 PR tree-optimization/34677
19447 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19448 (poolify_tree): Likewise.
19449 (modify_expr_template): Likewise.
19450 (poolify_modify_stmt): Likewise.
19451 (insert_fake_stores): Handle all component-ref style stores
19452 in addition to INDIRECT_REF. Also handle complex types.
19453 Do not poolify the inserted load.
19454 (realify_fake_stores): Do not rebuild the tree but only
19455 make it a SSA_NAME copy.
19456 (init_pre): Remove initialzation of modify_expr_template.
19457 Do not allocate modify_expr_node_pool.
19458 (fini_pre): Do not free modify_expr_node_pool.
19460 2008-03-10 Paul Brook <paul@codesourcery.com>
19462 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19463 to avoid conflicts.
19465 2008-03-10 Paul Brook <paul@codesourcery.com>
19466 Mark Shinwell <shinwell@codesourcery.com>
19468 * config/arm/cortex-r4.md: New.
19469 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19471 * config/arm/arm.md: Include cortex-r4.md.
19472 (insn): Add smmls, sdiv and udiv values.
19473 (generic_sched): Don't use generic scheduling for Cortex-R4.
19474 (arm_issue_rate): New function.
19475 (TARGET_SCHED_ISSUE_RATE): Define.
19477 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19479 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19481 2008-03-10 Richard Guenther <rguenther@suse.de>
19483 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19484 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19486 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19488 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19489 Set default to true.
19491 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19493 * c.opt (Wsynth): Deprecate.
19494 * doc/invoke.texi (Option Summary, Warning Options): Document
19495 -Wno-format-contains-nul.
19497 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19500 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19501 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19503 2008-03-09 Ira Rosen <irar@il.ibm.com>
19505 * config/rs6000/rs6000.c (builtin_description): Rename vector
19506 left shift operations.
19507 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19508 (altivec_vsl<VI_char>): Rename to ...
19509 (ashl<mode>3): ... new name.
19510 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19512 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19514 2008-03-08 Richard Guenther <rguenther@suse.de>
19516 * coverage.h (tree_coverage_counter_addr): Declare.
19517 * coverage.c (tree_coverage_counter_addr): New function.
19518 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19519 before using again.
19520 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19521 (tree_gen_one_value_profiler): Likewise.
19522 (tree_gen_ic_profiler): Likewise.
19523 (tree_gen_average_profiler): Likewise.
19524 (tree_gen_ior_profiler): Likewise.
19526 2008-03-08 Richard Guenther <rguenther@suse.de>
19528 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19529 (vn_binary_op_insert): Likewise.
19530 (vn_unary_op_lookup): Likewise.
19531 (vn_unary_op_insert): Likewise.
19532 (vn_nary_op_lookup): Declare.
19533 (vn_nary_op_insert): Likewise.
19534 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19535 and binary hashes, use a single obstack for unary_op_pool
19536 and binary_op_pool.
19537 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19538 a single struct vn_nary_op_s. Store tree code length and
19539 a variable number of operands.
19540 (struct vn_reference_op_struct): Remove unused op2.
19541 (vn_reference_op_eq): Do not compare op2.
19542 (vn_reference_op_compute_hash): Do not compute hash of op2.
19543 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19544 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19545 with vn_nary_op_compute_hash.
19546 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19547 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19549 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19551 (visit_unary_op): Call nary functions.
19552 (visit_binary_op): Likewise.
19553 (process_scc): Adjust for struct vn_tables_s changes.
19554 (allocate_vn_table): Likewise.
19555 (free_vn_table): Likewise.
19556 * tree-vn.c (vn_add): Call nary functions.
19557 (vn_lookup): Likewise.
19559 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19562 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19563 wdst back after sync_compare_and_swapqhi_internal.
19565 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19568 * config/i386/i386-modes.def (V1DI): New vector mode.
19569 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19570 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19571 (MMXMODE248): Ditto.
19572 (MMXMODE): Add V1DI mode.
19573 (mmxvecsize): Change DI mode to V1DI mode.
19574 ("mov<mode>): Use MMXMODEI8 mode iterator.
19575 ("*mov<mode>_internal_rex64"): Ditto.
19576 ("*mov<mode>_internal"): Ditto.
19577 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19578 ("mmx_sub<mode>3"): Ditto.
19579 ("mmx_adddi3"): Remove insn pattern.
19580 ("mmx_subdi3"): Ditto.
19581 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19582 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19583 ("mmx_ashl<mode>3"): Ditto.
19584 ("mmx_lshrdi3"): Remove insn pattern.
19585 ("mmx_ashldi3"): Ditto.
19586 * config/i386/i386.c (classify_argument): Handle V1DImode.
19587 (function_arg_advance_32): Ditto.
19588 (function_arg_32): Ditto.
19589 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19590 mmx_addv1di3 insn pattern.
19591 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19592 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19593 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19594 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19595 Remove definitions of built-in functions.
19596 (V1DI_type_node): New node.
19597 (v1di_ftype_v1di_int): Ditto.
19598 (v1di_ftype_v1di_v1di): Ditto.
19599 (v2si_ftype_v2si_si): Ditto.
19600 (v4hi_ftype_v4hi_di): Remove node.
19601 (v2si_ftype_v2si_di): Ditto.
19602 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19603 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19604 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19605 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19606 Add new builtins using def_builtin_const.
19607 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19608 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19609 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19610 * config/i386/mmintrin.h (__v1di): New typedef.
19611 (_mm_add_si64): Cast arguments to __v1di type.
19612 (_mm_sub_si64): Ditto.
19613 (_mm_sll_pi16): Cast __count to __v4hi type.
19614 (_mm_sll_pi32): Cast __count to __v2si type.
19615 (_mm_sll_si64): Cast arguments to __v1di type.
19616 (_mm_srl_pi16): Cast __count to __v4hi type.
19617 (_mm_srl_pi32): Cast __count to __v2si type.
19618 (_mm_srl_si64): Cast arguments to __v1di type.
19619 (_mm_sra_pi16): Cast __count to __v4hi type.
19620 (_mm_sra_pi32): Cast __count to __v2si type.
19621 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19622 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19623 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19624 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19625 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19626 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19627 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19628 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19629 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19630 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19631 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19632 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19634 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19636 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19638 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19641 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19642 reg+const addressing for Altivec modes. Don't generate reg+reg
19643 addressing for TFmode or TDmode quantities.
19645 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19647 * c-common.c (vector_types_convertible_p): Call langhook
19648 instead of comptypes.
19650 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19653 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19654 integral and scalar float variables which have a
19657 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19659 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19660 dwarf_register_span hook when emitting unwind information for
19661 register-to-memory saves.
19662 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19663 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19665 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19667 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19668 for the same VAR_DECL.
19670 2008-03-06 Tom Tromey <tromey@redhat.com>
19672 * treelang: Delete.
19673 * doc/standards.texi (Standards): Don't mention treelang.
19674 * doc/invoke.texi (Overall Options): Don't mention treelang.
19675 * doc/install.texi (Prerequisites): Don't mention bison or
19677 (Configuration): Don't mention treelang.
19678 (Building): Likewise.
19679 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19681 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19683 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19684 word-extractions out of a multi-word object.
19686 2008-03-06 Richard Guenther <rguenther@suse.de>
19688 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19689 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19690 result type and precision.
19691 * expr.c (get_inner_reference): Set unsignedp based on the result
19692 type of BIT_FIELD_REF.
19693 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19694 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19695 (try_instantiate_multiple_fields): Likewise. Use the correct type
19697 (sra_build_assignment): Likewise.
19698 (sra_build_elt_assignment): Likewise.
19699 (sra_explode_bitfield_assignment): Likewise.
19700 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19701 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19702 set BIT_FIELD_REF_UNSIGNED.
19703 (vectorizable_load): Likewise.
19705 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19707 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19710 2008-03-06 Richard Guenther <rguenther@suse.de>
19712 * alias.c (struct alias_set_entry): Move has_zero_child field
19713 to pack with alias_set.
19715 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19717 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19720 2008-03-05 Ian Lance Taylor <iant@google.com>
19722 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19724 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19726 * fwprop.c (update_df): Support width and offset parameters of
19728 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19729 global_conflicts): Change DF_REF_EXTRACT to either
19730 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19731 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19732 * df-scan.c (df_ref_record, df_defs_record,
19733 df_ref_create_structure, df_def_record_1, df_uses_record,
19734 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19735 df_bb_refs_collect, df_entry_block_defs_collect,
19736 df_exit_block_uses_collect): Support new width and offset fields.
19737 (ref_extract_pool): New storage pool.
19738 (df_free_ref): New function.
19739 (df_reg_chain_unlink, df_free_collection_rec,
19740 df_sort_and_compress_refs): Call df_free_ref.
19741 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19743 (df_ref_create_structure): Allocate df_ref_extract if offset and
19744 width fields are used.
19745 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19746 (df_uses_record): Get offset and width from ZERO_EXTRACT
19748 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19749 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19750 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19751 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19752 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19753 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19754 (df_ref_extract): New structure.
19755 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19756 (df_ref_create): Add width and offset parameters.
19758 2008-03-05 Richard Guenther <rguenther@suse.de>
19760 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19761 Use ranges_overlap_p.
19762 (offset_overlaps_with_access): Rename
19763 to ranges_overlap_p and move ...
19764 * tree-flow-inline.h (ranges_overlap_p): ... here.
19766 * tree.h (get_inner_reference, handled_component_p): Update
19769 * tree.h (record_component_aliases, get_alias_set,
19770 alias_sets_conflict_p, alias_sets_must_conflict_p,
19771 objects_must_conflict_p): Move declarations ...
19772 * alias.h (record_component_aliases, get_alias_set,
19773 alias_sets_conflict_p, alias_sets_must_conflict_p,
19774 objects_must_conflict_p): ... here.
19775 Include coretypes.h.
19776 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19778 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19780 * cfg.c: Include tree-flow.h.
19781 (remove_edge_raw): Call redirect_edge_var_map_clear.
19782 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19783 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19784 (redirect_edge_var_map_result): New.
19785 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19786 PENDING_STMT use with redirect_edge_var_map_*.
19787 * tree-ssa.c (edge_var_maps): New definition.
19788 (redirect_edge_var_map_add): New.
19789 (redirect_edge_var_map_clear): New.
19790 (redirect_edge_var_map_dup): New.
19791 (redirect_edge_var_map_vector): New.
19792 (redirect_edge_var_map_destroy): New.
19793 (ssa_redirect_edge): Replace PENDING_STMT use with
19794 redirect_edge_var_map_*.
19795 (flush_pending_stmts): Same.
19796 (delete_tree_ssa): Destroy edge var map.
19797 * tree-flow.h (struct _edge_var_map): New.
19798 Define edge_var_map vector type.
19799 Declare redirect_edge_var_map_* prototypes.
19800 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19801 * tree-cfg.c (reinstall_phi_args): Replace
19802 PENDING_STMT use with redirect_edge_var_map_*.
19804 2008-03-05 Richard Guenther <rguenther@suse.de>
19806 PR tree-optimization/35472
19807 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19808 whose single use_stmt has a overlapping set of loaded and
19809 stored symbols as that use_stmt might be a noop assignment then.
19811 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19813 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19815 2008-03-05 Richard Guenther <rguenther@suse.de>
19818 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19819 should be constants.
19820 * tree-cfg.c (verify_expr): Verify it.
19821 * fold-const.c (fold_truthop): Remove code generating
19822 BIT_FIELD_REFs of structure bases.
19823 (fold_binary): Likewise.
19824 (fold_ternary): Position and size of BIT_FIELD_REFs are
19825 always host integers.
19826 (make_bit_field_ref): Remove.
19827 (optimize_bit_field_compare): Remove.
19828 (all_ones_mask_p): Remove.
19830 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19833 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19834 (split_block_and_df_analyze): New. Split basic block and rebuild
19836 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19838 (split_pattern_seq): Likewise.
19839 (erase_matching_seqs): Likewise.
19840 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19842 2008-03-04 Geoff Keating <geoffk@apple.com>
19844 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19845 declaration and code.
19846 (tree_invalid_nonnegative_warnv_p): Likewise.
19848 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19850 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19851 examples. Truncate option-names then causing overfull hbox.
19853 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19856 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19858 * configure: Rebuilt.
19860 2008-03-04 Rafael Espíndola <espindola@google.com>
19862 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19863 (tree_unary_nonnegative_warnv_p): New.
19864 (tree_binary_nonnegative_warnv_p): New.
19865 (tree_single_nonnegative_warnv_p): New.
19866 (tree_invalid_nonnegative_warnv_p): New.
19867 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19869 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19872 * opts.c (handle_option): Postpone 'unknown option' errors only for
19875 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19878 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19881 2008-03-04 Rafael Espíndola <espindola@google.com>
19883 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19884 (tree_binary_nonzero_warnv_p): New.
19885 (tree_single_nonzero_warnv_p): New.
19886 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19888 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19890 PR middle-end/35456
19891 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19892 transformations for modes that have signed zeros.
19893 * ifcvt.c (noce_try_abs): Ditto.
19895 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19897 * config/i386/i386.c (override_options): Force
19898 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19900 2008-03-04 Jan Hubicka <jh@suse.cz>
19903 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19906 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19908 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19909 label to probe the stack.
19911 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19913 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19914 (__gthr_win32_mutex_destroy): Declare.
19915 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19916 __gthr_win32_mutex_destroy.
19917 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19919 2008-03-03 Jan Hubicka <jh@suse.cz>
19922 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19923 aggressive on inlining cold calls.
19925 2008-03-03 Richard Guenther <rguenther@suse.de>
19927 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19928 struct copies into the expression table.
19929 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19930 (try_to_simplify): Likewise.
19931 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19932 integral and pointer arguments which do not change the
19933 precision to NOP_EXPRs.
19934 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19935 VIEW_CONVERT_EXPR case.
19937 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19939 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19940 defined in a loop at depth 0 is invariant.
19941 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19942 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19943 be called at loop depth 0.
19945 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19948 * gcc.c (process_command): Update copyright notice dates.
19949 * gcov.c (print_version): Likewise.
19950 * gcov-dump.c (print_version): Likewise.
19951 * mips-tfile.c (main): Likewise.
19952 * mips-tdump.c (main): Likewise.
19954 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19957 * c-common.c (flag_permissive): Delete.
19958 (constant_expression_warnings): Check flags first.
19959 (constant_expression_error): New.
19960 * c-common.h (flag_permissive): Delete.
19961 (constant_expression_error): Declare.
19962 * flags.h (flag_permissive): Declare. Update description.
19963 * diagnostic.c (pedwarn): Update.
19965 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19966 (permissive_error_kind): New.
19967 * toplev.c (flag_permissive): Define. Update description.
19968 * toplev.h (permissive_error_kind): Declare.
19969 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19970 (pedwarn_c90): Use pedantic_warning_kind.
19971 * c-opts.c (c_common_post_options): flag_permissive does not affect
19972 flag_pedantic_errors.
19974 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19976 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19977 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19978 __absvsi2, __absvDI2): Use unsigned arithmetic.
19980 2008-03-02 Andi Kleen <ak@suse.de>
19981 Richard Guenther <rguenther@suse.de>
19983 * struct-equiv.c: Remove file.
19984 * cfg_cleanup.c (condjump_equiv_p): Remove.
19985 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19986 (struct-equiv.o): Remove rule.
19987 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19988 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19989 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19991 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19993 * ifcvt.c (noce_process_if_block): Try to handle only the then
19994 block if the else block exists but isn't suitable.
19996 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19999 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20000 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20001 regression from previous patch.
20003 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20006 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20008 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20009 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20010 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20011 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20012 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20013 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20014 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20015 (__gthread_mutex_destroy_function): Rename to
20016 __gthread_mutex_destroy.
20017 * gthr-dce.h (__gthread_mutex_destroy): Call
20018 pthread_mutex_destroy.
20019 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20020 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20021 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20023 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20025 * df-scan.c (df_ref_chain_change_bb): Simplify.
20026 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20027 set_block_for_insn if there's any change.
20028 * df.h ((df_insn_change_bb): Fix prototype.
20029 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20030 df_insn_change_bb, don't call set_block_for_insn.
20031 * emit-rtl.c (reorder_insns): Likewise.
20032 * haifa-sched.c (move_insn): Likewise.
20034 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20036 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20038 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20040 * tree-flow-inline.h (next_readonly_imm_use): Return
20041 NULL_USE_OPERAND_P after the end.
20043 2008-03-01 Richard Guenther <rguenther@suse.de>
20045 PR tree-optimization/35411
20046 * tree-sra.c (sra_build_assignment): Split conversion to
20047 final type to a separate statement if we are not assigning
20050 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20052 * fold-const.c (fold_convertible_p): Correct the logic to follow
20053 that in fold_convert().
20055 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20058 * tree-inline.c (build_duplicate_type): When we make a
20059 duplicate type, make it unique in the canonical types system.
20061 2008-02-29 Tom Tromey <tromey@redhat.com>
20063 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20064 input_file_stack_history, input_file_stack_restored): Remove.
20065 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20066 * input.h (struct file_stack): Remove.
20067 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20068 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20070 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20072 (diagnostic_last_module_changed): Add 'map' argument.
20073 (diagnostic_set_last_function): Likewise.
20074 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20075 line map, not input_file_stack.
20076 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20078 2008-02-29 Paul Brook <paul@codesourcery.com>
20080 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20082 2008-02-29 Paul Brook <paul@codesourcery.com>
20084 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20086 2008-02-29 Richard Guenther <rguenther@suse.de>
20088 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20090 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20091 value for comparing for a store match.
20092 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20093 (try_to_simplify): Do not do a full-blown reference lookup.
20095 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20097 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20098 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20100 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20102 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20104 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20105 strides against cache sizes.
20107 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20109 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20112 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20114 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20115 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20116 is smaller than the original promoted value.
20117 (simplify_subreg): If OP is a SUBREG, try to preserve its
20118 SUBREG_PROMOTED_VAR_P information.
20120 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20122 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20123 (VN_INFO_GET): Allocate new objects on the obstack.
20124 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20125 for rpo_numbers_temp, for consistency.
20126 (free_scc_vn): Free the obstack.
20128 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20130 * doc/invoke.texi: Document -ftree-loop-distribution.
20131 * tree-loop-distribution.c: New.
20132 * tree-pass.h (pass_loop_distribution): New.
20133 * graphds.h (struct graph): Add htab_t indices.
20134 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20135 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20136 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20137 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20138 * tree-data-ref.c (debug_data_dependence_relations): New.
20139 (dump_data_dependence_relation): Also print data references.
20140 (free_data_ref): Extern.
20141 (same_access_functions): Moved...
20142 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20143 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20144 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20145 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20146 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20147 (stmts_from_loop): Skip LABEL_EXPR.
20148 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20150 (build_rdg): Initialize rdg->indices htab.
20151 (free_rdg, stores_from_loop, ref_base_address,
20152 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20153 have_similar_memory_accesses_1, ref_base_address_1,
20154 remove_similar_memory_refs): New.
20155 * tree-data-ref.h: Depend on tree-chrec.h.
20156 (debug_data_dependence_relations, free_data_ref): Declared.
20157 (same_access_functions): ... here.
20158 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20160 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20161 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
20162 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
20163 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20164 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
20165 rdg_vertex_for_stmt): Declared.
20166 (struct rdg_edge): Add level.
20168 (free_rdg, stores_from_loop, remove_similar_memory_refs,
20169 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
20171 (rdg_has_similar_memory_accesses): New.
20172 * tree-vect-analyze.c: Remove unused static decls.
20173 * lambda.h (dependence_level): New.
20174 * common.opt (ftree-loop-distribution): New.
20175 * tree-flow.h (mark_virtual_ops_in_bb,
20176 slpeel_tree_duplicate_loop_to_edge_cfg,
20177 rename_variables_in_loop): Declared.
20178 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
20179 (OBJS-common): Add tree-loop-distribution.o.
20180 (tree-loop-distribution.o): New rule.
20181 * tree-cfg.c (mark_virtual_ops_in_bb): New.
20182 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
20183 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
20185 2008-02-28 Joseph Myers <joseph@codesourcery.com>
20188 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
20189 other than structures and unions.
20191 2008-02-28 Richard Guenther <rguenther@suse.de>
20194 2008-02-26 Richard Guenther <rguenther@suse.de>
20196 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20197 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20198 (lookup_decl_from_uid): Declare.
20199 (remove_decl_from_map): Likewise.
20200 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20201 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20202 (decl_for_uid_map): New global hashtable mapping DECL_UID
20204 (init_ttree): Allocate it.
20205 (insert_decl_to_uid_decl_map): New helper function.
20206 (make_node_stat): Insert new decls into the map.
20207 (copy_node_stat): Likewise.
20208 (lookup_decl_from_uid): New function.
20209 (remove_decl_from_map): Likewise.
20210 (print_decl_for_uid_map_statistics): New helper.
20211 (dump_tree_statistics): Call it.
20213 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20214 (referenced_var_iterator): Adjust.
20215 (FOR_EACH_REFERENCED_VAR): Adjust.
20216 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20217 (num_referenced_vars): Adjust.
20218 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20219 (first_referenced_var): Remove.
20220 (end_referenced_vars_p): Likewise.
20221 (next_referenced_var): Likewise.
20222 (referenced_var_iterator_set): New helper function.
20223 * tree-dfa.c (referenced_var_lookup): Adjust.
20224 (referenced_var_check_and_insert): Likewise.
20225 (remove_referenced_var): Likewise.
20226 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20227 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20228 (verify_call_clobbering): Likewise.
20229 (verify_memory_partitions): Likewise.
20230 (init_tree_ssa): Allocate bitmap instead of hashtable for
20232 (delete_tree_ssa): Adjust.
20233 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20234 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20235 (compute_tag_properties): Likewise.
20236 (set_initial_properties): Likewise.
20237 (find_partition_for): Likewise.
20238 (update_reference_counts): Likewise.
20239 (dump_may_aliases_for): Likewise.
20240 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20241 (add_call_clobber_ops): Likewise.
20242 (add_call_read_ops): Likewise.
20243 (get_asm_expr_operands): Likewise.
20244 * tree-into-ssa.c (dump_decl_set): Likewise.
20245 (update_ssa): Likewise.
20246 * tree-sra.c (scan_function): Likewise.
20247 (decide_instantiations): Likewise.
20248 (scalarize_parms): Likewise.
20249 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20250 (dsa_named_for): Likewise.
20251 * tree-ssa-structalias.c (update_alias_info): Likewise.
20252 (merge_smts_into): Likewise.
20254 2008-02-27 David Daney <ddaney@avtrex.com>
20257 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
20258 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
20259 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
20260 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
20261 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
20263 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
20266 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
20267 (BUILT_IN_NEXTTOWARD): Remove.
20268 (BUILT_IN_NEXTTOWARDF): Ditto.
20269 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
20270 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
20272 2008-02-27 Tom Tromey <tromey@redhat.com>
20274 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
20275 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
20277 2008-02-27 Jan Beulich <jbeulich@novell.com>
20279 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
20280 update the respective field on newdecl.
20282 2008-02-27 Revital Eres <eres@il.ibm.com>
20284 PR rtl-optimization/34999
20285 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
20286 crossing edges that ends with a call insn.
20287 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
20288 call insn and clear the EDGE_CROSSING flag of the crossing edge
20289 when fixing fallthru edges.
20291 2008-02-27 Richard Guenther <rguenther@suse.de>
20293 PR middle-end/35390
20294 * fold-const.c (fold_unary): Return the correct argument,
20295 converted to the result type.
20297 2008-02-27 Richard Guenther <rguenther@suse.de>
20299 PR middle-end/34971
20300 * expr.c (expand_expr_real_1): Assert on rotates that operate
20302 * fold-const.c (fold_binary): Use the types precision, not the
20303 bitsize of the mode if folding rotate expressions. Build rotates
20304 only for full modes.
20306 2008-02-27 Jakub Jelinek <jakub@redhat.com>
20308 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
20309 and CPP_PRAGMA_EOL.
20310 * c-pragma.c (pragma_ns_name): New typedef.
20311 (registered_pp_pragmas): New variable.
20312 (c_pp_lookup_pragma): New function.
20313 (c_register_pragma_1): If flag_preprocess_only, do nothing
20314 for non-expanded pragmas, for expanded ones push pragma's
20315 namespace and name into registered_pp_pragmas vector.
20316 (c_invoke_pragma_handler): Register OpenMP pragmas even when
20317 flag_preprocess_only, don't register GCC pch_preprocess
20318 pragma if flag_preprocess_only.
20319 * c-opts.c (c_common_init): Call init_pragma even if
20320 flag_preprocess_only.
20321 * c-pragma.c (c_pp_lookup_pragma): New prototype.
20322 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
20323 cpp_register_pragma if flag_preprocess_only.
20325 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20328 * c-parser.c (c_parser_translation_unit): Warn for empty
20329 translation unit, not empty source file.
20331 2008-02-26 Paul Brook <paul@codesourcery.com>
20333 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
20334 operand for Thumb-2.
20335 * config/arm/arm.h (reg_class): Add CORE_REGS.
20336 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
20337 (BASE_REG_CLASS): Use CORE_REGS.
20338 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
20339 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
20340 (REGNO_OK_FOR_INDEX_P): Exclude SP.
20341 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
20342 ARM_REGNO_OK_FOR_INDEX_P.
20343 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
20344 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
20345 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
20346 (ldm/stm peepholes): Ditto.
20347 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
20348 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
20349 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
20350 * config/arm/constraints.md: Enable "k" constraint on ARM.
20352 2008-02-27 Ben Elliston <bje@au.ibm.com>
20354 * config/rs6000/rs6000.c: Annotate cache line size field in all
20355 instances of struct processor_costs.
20357 2008-02-26 David Edelsohn <edelsohn@gnu.org>
20359 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
20360 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
20361 jump_bypass): New counters.
20362 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
20363 * dce.c (gate_ud_dce): Same.
20364 (gate_fast_dce): Same.
20365 * dse.c (gate_dse1): New function.
20366 (gate_dse2): New function.
20367 (gate_dse): Merge results of new gate functions.
20368 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
20369 (gate_handle_jump_bypass): Add dbg_cnt.
20370 (gate_handle_gcse): Add dbg_cnt.
20371 * ifcvt.c (gate_handle_if_conversion): Same.
20372 (gate_handle_if_after_combine): Same.
20373 (gate_handle_if_after_reload): Same.
20374 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
20376 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
20378 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
20380 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
20382 2008-02-26 Jason Merrill <jason@redhat.com>
20385 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
20386 alone if it's the naming decl for the type's main variant.
20388 2008-02-26 Tom Tromey <tromey@redhat.com>
20390 * system.h (USE_MAPPED_LOCATION): Poison.
20391 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20392 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20393 (make_goto_expr_edges): Likewise.
20394 (remove_bb): Likewise.
20395 (execute_warn_function_return): Likewise.
20396 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20398 * c-common.c (fname_decl): Remove old location code.
20399 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20401 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20403 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20404 (gen_rtx_ASM_INPUT): Likewise.
20405 (gen_rtx_ASM_INPUT_loc): Likewise.
20406 (get_rtx_asm_OPERANDS): Remove.
20407 * cfglayout.c (insn_locators_alloc): Remove old location code.
20408 (set_curr_insn_source_location): Likewise.
20409 (curr_insn_locator): Likewise.
20410 * print-tree.c (print_node): Remove old location code.
20411 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20412 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20413 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20414 location_from_locus.
20415 (construct_exit_block): Remove old location code.
20416 * emit-rtl.c (force_next_line_note): Remove old location code.
20417 * profile.c (branch_prob): Remove old location code.
20418 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20419 LOC_LINE): Remove old-location variants.
20420 * langhooks.c (lhd_print_error_function): Remove old location
20422 * configure, config.in: Rebuilt.
20423 * configure.ac (--enable-mapped-location): Remove.
20424 * c-decl.c (c_init_decl_processing): Remove old location code.
20425 (finish_function): Likewise.
20426 * recog.c (decode_asm_operands): Remove old location code.
20427 * c-pch.c (c_common_read_pch): Remove old location code.
20428 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20430 * gimple-low.c (lower_function_body): Remove old location code.
20431 * toplev.c (unknown_location): Remove.
20432 (push_srcloc): Remove old-location variant.
20433 (process_options): Remove old location code.
20434 (lang_dependent_init): Likewise.
20435 * input.h (UNKNOWN_LOCATION): Move definition.
20436 (location_t): Undeprecate.
20437 (source_locus): Remove.
20438 (location_from_locus): Remove.
20439 (struct location_s): Remove.
20440 Remove all old-location code.
20441 (input_line, input_filename): Remove.
20442 * final.c (final_scan_insn): Remove old location code.
20443 * diagnostic.c (diagnostic_build_prefix): Remove
20444 USE_MAPPED_LOCATION test.
20445 * tree.h (gimple_stmt) <locus>: Now a location_t.
20446 (tree_exp) <locus>: Likewise.
20447 (DECL_IS_BUILTIN): Remove old-location variant.
20448 (annotate_with_file_line, annotate_with_locus): Likewise.
20449 (expr_locus, set_expr_locus): Update.
20450 * tree.c (build1_stat): Remove old location code.
20451 (last_annotated_node): Remove.
20452 (annotate_with_file_line): Remove old-location variant.
20453 (annotate_with_locus): Likewise.
20454 (expr_location): Remove old location code.
20455 (set_expr_location): Likewise.
20456 (expr_has_location): Likewise.
20457 (expr_locus): Likewise.
20458 (set_expr_locus): Likewise.
20459 (expr_filename): Don't use location_from_locus.
20460 (expr_lineno): Likewise.
20461 * rtl-error.c (location_for_asm): Remove old location code.
20462 * c-lex.c (cb_line_change): Remove old location code.
20463 (fe_file_change): Likewise.
20464 (cb_def_pragma): Likewise.
20465 (c_lex_with_flags): Likewise.
20466 * gengtype.c (do_typedef): Don't special-case location types.
20467 (define_location_structures): Remove.
20468 (main): Don't call define_location_structures.
20469 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20472 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20475 * builtins.def (BUILT_IN_STDARG_START): Remove.
20476 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20477 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20478 * tree-inline.c (inline_forbidden_p_1): Likewise.
20480 2008-02-26 Richard Guenther <rguenther@suse.de>
20482 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20483 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20484 (lookup_decl_from_uid): Declare.
20485 (remove_decl_from_map): Likewise.
20486 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20487 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20488 (decl_for_uid_map): New global hashtable mapping DECL_UID
20490 (init_ttree): Allocate it.
20491 (insert_decl_to_uid_decl_map): New helper function.
20492 (make_node_stat): Insert new decls into the map.
20493 (copy_node_stat): Likewise.
20494 (lookup_decl_from_uid): New function.
20495 (remove_decl_from_map): Likewise.
20496 (print_decl_for_uid_map_statistics): New helper.
20497 (dump_tree_statistics): Call it.
20499 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20500 (referenced_var_iterator): Adjust.
20501 (FOR_EACH_REFERENCED_VAR): Adjust.
20502 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20503 (num_referenced_vars): Adjust.
20504 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20505 (first_referenced_var): Remove.
20506 (end_referenced_vars_p): Likewise.
20507 (next_referenced_var): Likewise.
20508 (referenced_var_iterator_set): New helper function.
20509 * tree-dfa.c (referenced_var_lookup): Adjust.
20510 (referenced_var_check_and_insert): Likewise.
20511 (remove_referenced_var): Likewise.
20512 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20513 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20514 (verify_call_clobbering): Likewise.
20515 (verify_memory_partitions): Likewise.
20516 (init_tree_ssa): Allocate bitmap instead of hashtable for
20518 (delete_tree_ssa): Adjust.
20519 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20520 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20521 (compute_tag_properties): Likewise.
20522 (set_initial_properties): Likewise.
20523 (find_partition_for): Likewise.
20524 (update_reference_counts): Likewise.
20525 (dump_may_aliases_for): Likewise.
20526 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20527 (add_call_clobber_ops): Likewise.
20528 (add_call_read_ops): Likewise.
20529 (get_asm_expr_operands): Likewise.
20530 * tree-into-ssa.c (dump_decl_set): Likewise.
20531 (update_ssa): Likewise.
20532 * tree-sra.c (scan_function): Likewise.
20533 (decide_instantiations): Likewise.
20534 (scalarize_parms): Likewise.
20535 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20536 (dsa_named_for): Likewise.
20537 * tree-ssa-structalias.c (update_alias_info): Likewise.
20538 (merge_smts_into): Likewise.
20540 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20543 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20544 * c-opts.c (c_common_handle_option): Wall enables
20545 Wvolatile-register-var.
20546 * common.opt: Move Wvolatile-register-var to...
20549 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20551 * common.opt (Wlarger-than=): New.
20552 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20554 * opts.c (common_handle_option): Handle -Wlarger-than=.
20555 * optc-gen.awk: Likewise.
20556 * opth-gen.awk: Likewise.
20557 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20558 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20560 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20562 * c-common.c (match_case_to_enum_1): Add appropriate
20563 OPT_W* parameter to warning.
20564 (c_do_switch_warnings): Likewise.
20565 * c-typeck.c (warning_init): Add one more parameter following
20566 'warning' function.
20567 (push_init_level): Update call to warning_init.
20568 (pop_init_level): Likewise.
20569 (add_pending_init): Likewise.
20570 (output_init_element: Likewise.
20572 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20575 * toplev.c (toplev_main): If there are warnings or error, print
20576 errors for ignored options.
20577 * opts.c (ignored_options): New static variable.
20578 (postpone_unknown_option_error): New.
20579 (print_ignored_options): New.
20580 (handle_option): Postpone errors for unknown -Wno-* options.
20581 * opts.h (print_ignored_options): Declare.
20583 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20585 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20588 2008-02-25 Richard Guenther <rguenther@suse.de>
20591 2008-02-25 Richard Guenther <rguenther@suse.de>
20593 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20594 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20595 (lookup_decl_from_uid): Declare.
20596 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20597 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20598 (decl_for_uid_map): New global hashtable mapping DECL_UID
20600 (init_ttree): Allocate it.
20601 (insert_decl_to_uid_decl_map): New helper function.
20602 (make_node_stat): Insert new decls into the map.
20603 (copy_node_stat): Likewise.
20604 (lookup_decl_from_uid): New function.
20605 (print_decl_for_uid_map_statistics): New helper.
20606 (dump_tree_statistics): Call it.
20608 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20609 (referenced_var_iterator): Adjust.
20610 (FOR_EACH_REFERENCED_VAR): Adjust.
20611 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20612 (num_referenced_vars): Adjust.
20613 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20614 (first_referenced_var): Remove.
20615 (end_referenced_vars_p): Likewise.
20616 (next_referenced_var): Likewise.
20617 (referenced_var_iterator_set): New helper function.
20618 * tree-dfa.c (referenced_var_lookup): Adjust.
20619 (referenced_var_check_and_insert): Likewise.
20620 (remove_referenced_var): Likewise.
20621 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20622 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20623 (verify_call_clobbering): Likewise.
20624 (verify_memory_partitions): Likewise.
20625 (init_tree_ssa): Allocate bitmap instead of hashtable for
20627 (delete_tree_ssa): Adjust.
20628 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20629 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20630 (compute_tag_properties): Likewise.
20631 (set_initial_properties): Likewise.
20632 (find_partition_for): Likewise.
20633 (update_reference_counts): Likewise.
20634 (dump_may_aliases_for): Likewise.
20635 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20636 (add_call_clobber_ops): Likewise.
20637 (add_call_read_ops): Likewise.
20638 (get_asm_expr_operands): Likewise.
20639 * tree-into-ssa.c (dump_decl_set): Likewise.
20640 (update_ssa): Likewise.
20641 * tree-sra.c (scan_function): Likewise.
20642 (decide_instantiations): Likewise.
20643 (scalarize_parms): Likewise.
20644 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20645 (dsa_named_for): Likewise.
20646 * tree-ssa-structalias.c (update_alias_info): Likewise.
20647 (merge_smts_into): Likewise.
20649 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20652 * doc/invoke.texi (-fcx-limited-range): Document new option.
20653 * toplev.c (process_options): Handle -fcx-fortran-rules.
20654 * common.opt: Add documentation for -fcx-fortran-rules.
20656 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20659 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20660 actual behaviour and C99.
20662 2008-02-26 Ben Elliston <bje@au.ibm.com>
20664 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20665 (ASM_CPU_POWER6_SPEC): Likewise.
20666 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20667 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20668 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20670 2008-02-25 Richard Guenther <rguenther@suse.de>
20672 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20673 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20674 (lookup_decl_from_uid): Declare.
20675 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20676 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20677 (decl_for_uid_map): New global hashtable mapping DECL_UID
20679 (init_ttree): Allocate it.
20680 (insert_decl_to_uid_decl_map): New helper function.
20681 (make_node_stat): Insert new decls into the map.
20682 (copy_node_stat): Likewise.
20683 (lookup_decl_from_uid): New function.
20684 (print_decl_for_uid_map_statistics): New helper.
20685 (dump_tree_statistics): Call it.
20687 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20688 (referenced_var_iterator): Adjust.
20689 (FOR_EACH_REFERENCED_VAR): Adjust.
20690 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20691 (num_referenced_vars): Adjust.
20692 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20693 (first_referenced_var): Remove.
20694 (end_referenced_vars_p): Likewise.
20695 (next_referenced_var): Likewise.
20696 (referenced_var_iterator_set): New helper function.
20697 * tree-dfa.c (referenced_var_lookup): Adjust.
20698 (referenced_var_check_and_insert): Likewise.
20699 (remove_referenced_var): Likewise.
20700 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20701 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20702 (verify_call_clobbering): Likewise.
20703 (verify_memory_partitions): Likewise.
20704 (init_tree_ssa): Allocate bitmap instead of hashtable for
20706 (delete_tree_ssa): Adjust.
20707 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20708 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20709 (compute_tag_properties): Likewise.
20710 (set_initial_properties): Likewise.
20711 (find_partition_for): Likewise.
20712 (update_reference_counts): Likewise.
20713 (dump_may_aliases_for): Likewise.
20714 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20715 (add_call_clobber_ops): Likewise.
20716 (add_call_read_ops): Likewise.
20717 (get_asm_expr_operands): Likewise.
20718 * tree-into-ssa.c (dump_decl_set): Likewise.
20719 (update_ssa): Likewise.
20720 * tree-sra.c (scan_function): Likewise.
20721 (decide_instantiations): Likewise.
20722 (scalarize_parms): Likewise.
20723 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20724 (dsa_named_for): Likewise.
20725 * tree-ssa-structalias.c (update_alias_info): Likewise.
20726 (merge_smts_into): Likewise.
20728 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20731 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20732 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20733 * alias.h (nonoverlapping_memrefs_p): Likewise.
20735 2008-02-25 Jan Beulich <jbeulich@novell.com>
20737 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20738 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20739 __emultls_get_address, __emultls_register_common,
20740 __floatundi?f, and _Unwind_GetIPInfo.
20741 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20742 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20743 (gen_regparm_prefix): Likewise.
20744 (i386_nlm_encode_section_info): Sync with
20745 config/i386/winnt.c:i386_pe_encode_section_info().
20746 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20747 i386_nlm_mangle_decl_assembler_name): New.
20748 (netware_override_options): New.
20749 * config/i386/netware.h (netware_override_options): Declare.
20750 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20751 (i386_nlm_mangle_decl_assembler_name): Declare.
20752 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20754 2008-02-25 Ben Elliston <bje@au.ibm.com>
20757 * c-decl.c (grokdeclarator): Remove unused local variables
20758 `typedef_type' and `type_as_written'.
20760 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20761 unused local variable `has_hot_blocks'.
20762 (fix_crossing_conditional_branches): Remove unused local variable
20765 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20767 PR middle-end/19984
20768 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20769 using DEF_C99_BUILTIN.
20770 (BUILT_IN_NANF): Ditto.
20771 (BUILT_IN_NANL): Ditto.
20773 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20774 Revital Eres <eres@il.ibm.com>
20776 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20777 regarding the order of two dependent insns in the same row.
20779 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20781 * stor-layout.c (layout_decl): Do not bump the alignment of a
20782 bit-field to more than byte alignment if it is packed.
20784 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20786 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20789 2008-02-24 Diego Novillo <dnovillo@google.com>
20791 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20794 * tree-vrp.c (vrp_evaluate_conditional): With
20795 -Wtype-limits, emit a warning when comparing against a
20796 constant outside the natural range of OP0's type.
20797 * c.opt (Wtype-limits): Move ...
20798 * common.opt (Wtype-limits): ... here.
20800 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20802 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20803 * config/rs6000/e300c2c3.md: New file.
20804 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20806 (rs6000_override_options): Add e300c2 and e300c3 cases to
20807 processor_target_table. Do not allow usage of Altivec or Spe
20808 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20809 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20810 * config/rs6000/rs6000.h (processor_type): Add
20811 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20812 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20813 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20814 and ppce300c3. Include e300c2c3.md.
20816 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20818 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20819 instead of TARGET_STRICT_ALIGN.
20821 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20823 * explow.c (memory_address): Assert that the generated address is
20826 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20829 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20830 * config/darwin-ppc-ldouble-patch.def: New file.
20831 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20832 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20833 SUBTARGET_INIT_BUILTINS if defined.
20834 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20837 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20840 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20841 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20843 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20846 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20847 file" warning condtional on -Winvalid-PCH.
20849 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20851 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20853 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20857 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20858 prevent reload from using MMX registers.
20859 (*mov<mode>_internal): Ditto.
20860 (*movv2sf_internal_rex64): Ditto.
20861 (*movv2sf_internal): Ditto.
20863 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20865 PR documentation/31569
20866 * doc/install.texi2html: Use makeinfo --no-number-sections.
20868 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20870 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20871 ensure that we can address an entire entity > 8 bytes. Don't
20872 generate reg+reg addressing for such data.
20874 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20876 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20877 strings when optimizing for size, unless the target cares about
20880 2008-02-22 Tom Tromey <tromey@redhat.com>
20882 * regclass.c (current_pass): Remove declaration.
20884 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20886 * config/avr/libgcc.S (__RAMPZ__): Define.
20887 (__do_copy_data): Add for devices with 128KB code memory.
20889 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20891 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20893 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20895 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20897 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20900 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20903 * c-typeck.c (build_binary_op): Warn about floating point
20904 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20906 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20909 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20910 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20912 (rs6000_override_options): Set altivec_abi as default, not override,
20913 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20914 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20915 is used; use new member spe_abi.
20916 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20917 spe_abi and altivec_abi.
20919 2008-02-22 Tomas Bily <tbily@suse.cz>
20921 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20923 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20926 * config.build (build_file_translate): Set to `CMD //c' only if
20928 * Makefile.in (build_file_translate): Improve comment.
20930 2008-02-21 Jan Hubicka <jh@suse.cz>
20932 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20933 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20934 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20936 2008-02-21 Michael Matz <matz@suse.de>
20939 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20941 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20943 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20944 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20945 as insn constraint.
20946 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20947 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20948 SSE_VEC_FLOAT_MODE_P as insn constraint.
20949 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20950 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20951 sse4a_movntdf using MODEF mode iterator.
20952 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20953 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20954 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20955 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20956 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20957 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20958 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20960 2008-02-21 Richard Guenther <rguenther@suse.de>
20962 * tree.def (PAREN_EXPR): New tree code.
20963 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20965 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20966 * expr.c (expand_expr_real_1): Likewise.
20967 * tree-inline.c (estimate_num_insns_1): Likewise.
20968 * tree-complex.c (expand_complex_move): Likewise.
20969 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20972 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20975 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20977 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20980 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20982 * config/sh/sh.c (find_barrier): Don't go past
20983 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20985 2008-02-20 DJ Delorie <dj@redhat.com>
20987 * config/h8300/h8300.md (insv): Force source operand to be a register.
20989 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20990 as a jump, not as a plain insn.
20992 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20994 * doc/invoke.texi (Warning Options): Add new option
20995 -Wframe-larger-than=.
20996 (-Wframe-larger-than): Document.
20998 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20999 Add declarations for new option variables.
21001 * final.c (final_start_function): Check the frame size
21002 before emission and issue a Wframe-larger-than warning.
21004 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21005 Add definitions for new option variables.
21006 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21008 * common.opt (Wframe-larger-than=): New option.
21010 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21012 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21013 (<sse>_div<mode>3): Ditto.
21014 (<sse>_vmdiv<mode>3): Ditto.
21015 (<sse>_vmsqrt<mode>2): Ditto.
21016 (*smax<mode>3): Ditto.
21017 (sse5_frcz<mode>2): Ditto.
21018 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21019 as insn constraint.
21021 2008-02-20 Richard Guenther <rguenther@suse.de>
21023 PR middle-end/35265
21024 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21025 be happy with INTEGRAL_TYPE_P.
21027 2008-02-20 Richard Guenther <rguenther@suse.de>
21029 * fold-const.c (split_tree): Associate floatig-point expressions
21030 if flag_associative_math is set.
21032 2008-02-20 Richard Guenther <rguenther@suse.de>
21034 * tree.h (fold_real_zero_addition_p): Declare.
21035 * fold-const.c (fold_real_zero_addition_p): Export.
21036 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21037 floating-point operations with zero and one.
21039 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21041 * doc/install.texi: Correct references to CFLAGS, replacing them
21042 with BOOT_CFLAGS. Document flags used during bootstrap for
21045 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21047 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21048 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21049 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21051 (smin<mode>3): Ditto from similar patterns.
21052 (smax<mode>3): Ditto.
21053 (*ieee_smin<mode>3): Ditto.
21054 (*ieee_smax<mode>3): Ditto.
21055 * config/i386/sse.md (sse): New mode attribute.
21056 (mov<mode>): Macroize expander from movv4sf and movv2df using
21057 SSEMODEF2P mode iterator.
21058 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21059 SSE_VEC_FLOAT_MODE_P as insn constraint.
21060 (storent<mode>): Ditto.
21061 (storent<mode>): Macroize expander from storentsf and storentdf using
21062 MODEF mode iterator.
21063 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21064 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21065 (abs<mode>2): Ditto from similar patterns.
21066 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21067 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21068 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21069 (<sse>_vmsqrt<mode>2): Ditto.
21070 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21071 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21072 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21073 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21074 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21075 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21076 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21078 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21079 iterator and SSE_FLOAT_MODE_P as insn constraint.
21080 (<sse>_ucomi): Ditto from similar patterns.
21081 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21082 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21083 SSE_VEC_FLOAT_MODE_P as insn constraint.
21084 (vcond<mode>): Ditto from similar patterns.
21085 (and<mode>3, *and<mode>3): Ditto.
21086 (<sse>_nand<mode>3): Ditto.
21087 (ior<mode>3, *ior<mode>3): Ditto.
21088 (xor<mode>3, *xor<mode>3): Ditto.
21089 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21090 iterator and SSE_FLOAT_MODE_P as insn constraint.
21091 (*nand<mode>3): Ditto from similar patterns.
21092 (*ior<mode>3): Ditto.
21093 (*xor<mode>3): Ditto.
21095 2008-02-20 Ira Rosen <irar@il.ibm.com>
21097 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21098 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21099 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21101 2008-02-19 Jan Hubicka <jh@suse.cz>
21103 * predict.c (tree_bb_level_predictions): Remove variable next
21104 mistakely introduced by previous commit.
21106 2008-02-19 Jan Hubicka <jh@suse.cz>
21108 * predict.c (predict_paths_leading_to): Rewrite.
21109 (predict_paths_for_bb): New.
21110 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21112 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21115 * Makefile.in (build_file_translate): New.
21116 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21117 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21118 * configure.ac (build_file_translate): Substitute it.
21119 * configure: Regenerate.
21121 2008-02-19 Jan Hubicka <jh@suse.cz>
21123 PR rtl-optimization/34408
21124 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21127 2008-02-19 Jan Hubicka <jh@suse.cz>
21129 PR middle-end/28779
21130 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21133 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21136 * config/i386/i386-modes.def: Revert the last DI alignment
21137 change until Ada people can look into it.
21139 2008-02-19 Nick Clifton <nickc@redhat.com>
21141 * opts.c (print_specific_help): Fix typo in --help text.
21143 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21146 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21147 32-bit inline asm without asm alternatives for host GCC < 3.0.
21149 2008-02-19 Richard Guenther <rguenther@suse.de>
21151 PR tree-optimization/34989
21152 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21153 Allow propagation to INDIRECT_REF if we can simplify only.
21155 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21157 * c-common.c (warn_for_collisions_1): Use appropriate option when
21160 2008-02-19 Nick Clifton <nickc@redhat.com>
21163 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
21164 (handle_options): Fix indentation.
21165 (print_filtered_help): If no language-specific options were
21166 displayed tell the user how to list all the options supported by
21167 the language's front-end.
21168 (print_specific_help): Fix indentation and remove duplicate line.
21169 (common_handle_option): Handle the -v option.
21170 For --help enable the display of undocumented options if the -v
21171 switch has been included on the command line.
21172 For --help= check for overlaps in the arguments between the option
21173 classes and the language names and issue a warning when they
21174 cannot be disambiguated.
21175 * c.opt (v): Pass on to the common option handler.
21177 2008-02-19 Revital Eres <eres@il.ibm.com>
21179 * modulo-sched.c (sms_schedule): Change dump message when
21180 create_ddg function fails.
21181 (try_scheduling_node_in_cycle): Rename row to cycle.
21182 (print_partial_schedule): Rename CYCLE to ROW.
21184 2008-02-19 Christian Bruel <christian.bruel@st.com>
21185 Zdenek Dvorak <ook@ucw.cz>
21187 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
21189 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21192 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
21193 (*x86_movdicc_0_m1_se): Ditto.
21195 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21197 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
21198 (CMPtype): Define as __gcc_CMPtype.
21199 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
21200 (CMPtype): Define as __gcc_CMPtype.
21202 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21204 Support valgrind 3.3 for --enable-checking=valgrind.
21205 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21207 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21208 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21209 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21210 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21211 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21212 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21213 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21215 * ggc-zone.c: Similar.
21216 * ggc-page.c: Similar.
21218 2008-02-19 Paul Brook <paul@codesourcery.com>
21221 * config/arm/ieee754-df.S: Fix do_it typo.
21222 * config/arm/ieee754-sf.S: Fix do_it typo.
21224 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21227 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
21228 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
21229 (OPTION_MASK_ISA_SSE_SET): Likewise.
21230 (OPTION_MASK_ISA_SSE2_SET): Likewise.
21231 (OPTION_MASK_ISA_SSE3_SET): Likewise.
21232 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
21233 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
21234 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
21235 (OPTION_MASK_ISA_SSE4_SET): Likewise.
21236 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
21237 (OPTION_MASK_ISA_SSE5_SET): Likewise.
21238 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
21239 (OPTION_MASK_ISA_MMX_UNSET): Updated.
21240 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
21241 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
21242 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
21243 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
21244 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
21245 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
21246 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
21247 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
21248 (OPTION_MASK_ISA_SSE4): Removed.
21249 (ix86_handle_option): Turn on bits in ix86_isa_flags and
21250 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
21251 (override_options): Don't turn on implied SSE/MMX bits in
21254 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21256 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21259 2008-02-18 Joey Ye <joey.ye@intel.com>
21261 PR middle-end/34921
21262 * tree-nested.c (insert_field_into_struct): Set type alignment
21263 to field alignment if the former is less than the latter.
21265 2008-02-18 Jakub Jelinek <jakub@redhat.com>
21267 * BASE-VER: Set to 4.4.0.
21269 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21271 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
21272 * doc/cfg.texi: Likewise.
21273 * doc/extend.texi: Likewise.
21274 * doc/gty.texi: Likewise.
21275 * doc/invoke.texi: Likewise.
21276 * doc/loop.texi: Likewise.
21277 * doc/md.texi: Likewise.
21278 * doc/passes.texi: Likewise.
21279 * doc/rtl.texi: Likewise.
21280 * doc/sourcebuild.texi: Likewise.
21281 * doc/tm.texi: Likewise.
21282 * doc/tree-ssa.texi: Likewise.
21284 2008-02-17 Richard Guenther <rguenther@suse.de>
21286 PR middle-end/35227
21287 * tree-complex.c (init_parameter_lattice_values): Handle parameters
21288 without default definition.
21290 2008-02-17 Richard Guenther <rguenther@suse.de>
21292 PR tree-optimization/35231
21293 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
21296 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
21299 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21300 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21301 libgcc_cmp_return mode.
21303 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21306 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
21308 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
21310 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
21313 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21315 * doc/c-tree.texi: Use `@.' where appropriate.
21316 * doc/extend.texi: Likewise.
21317 * doc/install.texi: Likewise.
21318 * doc/invoke.texi: Likewise.
21319 * doc/loop.texi: Likewise.
21320 * doc/makefile.texi: Likewise.
21321 * doc/md.texi: Likewise.
21322 * doc/passes.texi: Likewise.
21323 * doc/standards.texi: Likewise.
21324 * doc/tm.texi: Likewise.
21326 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21328 PR middle-end/35196
21329 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
21331 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
21332 rather than in entry_bb.
21334 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21336 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21337 libgcc_cmp_return mode.
21339 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21341 PR middle-end/35130
21342 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
21343 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
21345 2008-02-15 Richard Guenther <rguenther@suse.de>
21346 Zdenek Dvorak <ook@ucw.cz>
21348 PR tree-optimization/35164
21349 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
21350 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
21351 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21352 Only propagate addresses which do not have abnormal SSA_NAMEs
21355 2008-02-15 Joseph Myers <joseph@codesourcery.com>
21358 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
21360 2008-02-15 Jan Hubicka <jh@suse.cz>
21362 PR middle-end/35149
21363 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
21365 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21367 PR middle-end/34621
21368 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
21369 when calculating alignment_pad.
21371 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21373 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
21374 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
21375 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
21376 and STACK_BOUNDARY define.
21378 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
21380 PR preprocessor/35061
21381 * c-pragma.c (handle_pragma_pop_macro): Check that
21382 pushed_macro_table has been allocated.
21384 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
21386 PR middle-end/35136
21387 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
21388 (force_gimple_operand): Likewise.
21389 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21390 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21391 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21392 (find_interesting_uses_address): Check addressability and alignment
21393 of the base expression only after substituting bases of IVs into it.
21395 2008-02-14 Michael Matz <matz@suse.de>
21398 * function.c (instantiate_virtual_regs_in_insn): Reload address
21399 before falling back to reloading the whole operand.
21401 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21403 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21404 before the first section switch note.
21406 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21408 * doc/bugreport.texi: Update copyright years.
21409 * doc/c-tree.texi: Likewise.
21410 * doc/cfg.texi: Likewise.
21411 * doc/cpp.texi: Likewise.
21412 * doc/cppinternals.texi: Likewise.
21413 * doc/fragments.texi: Likewise.
21414 * doc/frontends.texi: Likewise.
21415 * doc/gcc.texi: Likewise.
21416 * doc/gty.texi: Likewise.
21417 * doc/hostconfig.texi: Likewise.
21418 * doc/implement-c.texi: Likewise.
21419 * doc/libgcc.texi: Likewise.
21420 * doc/loop.texi: Likewise.
21421 * doc/makefile.texi: Likewise.
21422 * doc/options.texi: Likewise.
21423 * doc/passes.texi: Likewise.
21424 * doc/rtl.texi: Likewise.
21425 * doc/sourcebuild.texi: Likewise.
21426 * doc/standards.texi: Likewise.
21427 * doc/tree-ssa.texi: Likewise.
21428 * doc/trouble.texi: Likewise.
21430 * doc/extend.texi: Use @: or add comma where appropriate.
21431 * doc/invoke.texi: Likewise.
21432 * doc/tm.texi: Likewise.
21434 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21437 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21440 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21442 * doc/md.texi (clz, ctz): Add reference.
21443 * doc/rtl.texi (clz, ctz): Likewise.
21445 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21448 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21451 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21453 * config/s390/s390.c (struct constant_pool): New field
21454 emit_pool_after added.
21455 (s390_mainpool_start): Set the emit_pool_after flag according
21456 to the section switch notes.
21457 (s390_mainpool_finish): Consider emit_pool_after when emitting
21458 the literal pool at the end of the function.
21459 (s390_chunkify_start): Force literal pool splits at section
21462 2008-02-13 Michael Matz <matz@suse.de>
21465 * var-tracking.c (clobber_variable_part): Correctly traverse the
21468 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21471 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21472 Add -fdump-ipa-inline.
21473 * tree-dump.c (dump_files): Remove tree-inlined dump.
21474 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21476 2008-02-12 Richard Guenther <rguenther@suse.de>
21478 PR tree-optimization/35171
21479 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21482 2008-02-12 Richard Guenther <rguenther@suse.de>
21484 PR middle-end/35163
21485 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21486 value-preserving mode. Disallow final truncation.
21488 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21490 PR middle-end/35136
21491 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21492 code from here to...
21493 (force_gimple_operand): ...here.
21495 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21498 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21499 non-compatible pointers.
21500 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21501 different FIELD_DECLs, try harder by comparing field offsets, sizes
21504 PR inline-asm/35160
21505 * function.c (match_asm_constraints_1): Don't replace the same input
21508 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21510 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21511 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21512 (expand_epilogue): Restore RAMPZ register.
21513 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21515 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21517 * config/i386/cygwin.asm: (__alloca): Correct calling
21518 convention and alignment.
21519 (__chkstk): Force 8 byte stack alignment.
21521 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21522 Richard Guenther <rguenther@suse.de>
21524 PR tree-optimization/33992
21525 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21526 the zero we compare against.
21528 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21530 PR libfortran/35063
21531 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21532 to CloseHandle after unlocking to prevent accumulation of handle
21535 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21537 PR middle_end/34150
21538 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21539 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21540 and update LABEL_NUSES during and after reload.
21542 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21544 PR middle-end/34627
21545 * combine.c (simplify_if_then_else): Make sure the comparison is
21546 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21548 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21551 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21552 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21553 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21554 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21555 * tree.h (get_type_static_bounds): Likewise.
21557 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21559 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21560 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21561 Make -Wfoo language annotations match what the compiler outputs.
21563 2008-02-08 Sa Liu <saliu@de.ibm.com>
21565 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21566 intrinsics spu_convts, spu_convtu, spu_convtf.
21568 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21570 * doc/extend.texi (Function Attributes) <noinline>: Mention
21571 asm ("") as method to keep calls.
21573 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21576 * doc/options.texi (Options): Replace references to opts.sh with
21578 * opts-common.c: Likewise.
21579 * optc-gen.awk: Likewise.
21581 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21583 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21585 2008-02-07 Richard Henderson <rth@redhat.com>
21588 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21589 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21592 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21594 PR tree-optimization/35085
21595 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21596 for operand entry oe2 in addition to operand entry oe3 in order to
21597 expose more opportunities for vectorizer sum reduction.
21599 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21602 * Makefile.in (LIBS): Remove $(GMPLIBS).
21603 (cc1-dummy, cc1): Add $(GMPLIBS).
21605 2008-02-06 Jan Hubicka <jh@suse.cz>
21608 * i386.md (moddf_integer): Do not produce partial memory stalls for
21609 targets where it hurts.
21611 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21614 * optabs.c (expand_float): Do not check for decimal modes when
21615 expanding unsigned integer through signed conversion.
21617 2008-02-06 Nick Clifton <nickc@redhat.com>
21619 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21620 inside the clobber with a match_operand and duplicated operand
21621 number in the constraint.
21622 (ineqbranchsi): Delete redundant comment.
21624 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21626 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21627 builtin_define ("__USE_INIT_FINI__").
21628 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21630 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21632 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21634 PR documentation/30330
21635 * doc/invoke.texi (C++ Dialect Options)
21636 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21637 For each warning option -Wfoo that allows -Wno-foo, ensure both
21638 -Wfoo and -Wno-foo are listed in the option index. Fix index
21639 entry of -Wswitch-default, index -Wnormalized= including the
21640 `=', and -Wlarger-than-@var{len} including @var{len}.
21642 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21644 * config/i386/i386.md (floatunssisf2): Use
21645 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21646 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21647 Macroize expander using MODEF mode iterator.
21649 2008-02-05 Diego Novillo <dnovillo@google.com>
21651 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21654 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21656 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21659 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21661 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21664 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21665 to indicate if a message should be generated.
21666 (init_cumulative_args): Updated.
21667 (function_value_32): Likewise.
21669 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21671 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21673 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21676 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21677 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21679 2008-02-04 Diego Novillo <dnovillo@google.com>
21681 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21684 * tree-vrp.c (vrp_evaluate_conditional): With
21685 -Wtype-limits, emit a warning when comparing against a
21686 constant outside the natural range of OP0's type.
21688 2008-02-04 Richard Guenther <rguenther@suse.de>
21690 PR middle-end/33631
21691 * expr.c (count_type_elements): Give for unions instead of
21694 2008-02-04 Richard Guenther <rguenther@suse.de>
21696 PR middle-end/35043
21697 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21698 to TYPE_DOMAINs base type instead of using bitsizetype here.
21700 2008-02-03 Jason Merrill <jason@redhat.com>
21702 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21704 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21707 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21708 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21709 (RS/6000 and PowerPC Options): Fix typos and markup.
21710 * doc/passes.texi (Tree-SSA passes): Likewise.
21712 2008-02-02 Michael Matz <matz@suse.de>
21715 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21716 from record_last_reg_set_info.
21717 (record_last_reg_set_info): Take an RTX argument, iterate over all
21718 constituent hardregs.
21719 (record_last_set_info, record_opr_changes): Change calls to
21720 new signature or to record_last_reg_set_info_regno.
21722 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21724 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21726 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21728 PR rtl-optimization/34773
21729 * reg-notes.def (EQUAL): Mention significance of combination of
21730 REG_EQUAL and REG_RETVAL.
21731 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21732 insn that has a REG_RETVAL.
21734 2008-02-01 Roger Sayle <roger@eyesopen.com>
21737 * configure.ac (--enable-fixed-point): Disable unless explicitly
21739 * configure: Regenerate.
21741 2008-02-01 Richard Guenther <rguenther@suse.de>
21744 * invoke.texi (-finline-limit): Remove no longer true parts
21745 of the documentation. Note that there is no default value.
21747 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21748 Mark Mitchell <mark@codesourcery.com>
21749 Ben Elliston <bje@au.ibm.com>
21752 * doc/extend.texi (Other Builtins): Document.
21754 2008-01-31 Tom Browder <tom.browder@gmail.com>
21756 * doc/c-tree.texi (Types): Fix grammar.
21757 (Expression trees): Ditto.
21758 * doc/passes.texi (Tree-SSA passes): Ditto.
21760 * doc/configterms.texi (Configure Terms): Fix typo.
21761 * doc/cpp.texi (Common Predefined Macros): Ditto.
21762 * doc/md.texi (Machine Constraints): Ditto.
21764 * doc/makefile.texi (Makefile): Add comma.
21766 2008-01-31 Tom Browder <tom.browder@gmail.com>
21767 Gerald Pfeifer <gerald@pfeifer.com>
21769 * doc/sourcebuild.texi (Front End): Remove references to CVS
21770 and CVSROOT/modules.
21771 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21772 (Back End): Remove reference to CVS.
21774 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21777 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21779 (mips16_gp_pseudo_reg): ...here.
21780 * config/mips/mips.md (load_const_gp): Replace with...
21781 (load_const_gp_<mode>): ...this :P-based insn.
21783 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21785 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21786 options. Minor fixes.
21787 (-std): Move reference to standards closer to where language
21788 standards are first mentioned.
21790 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21792 PR rtl-optimization/34995
21793 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21794 parameter and return a bool. If the rtx parameter is nonnull,
21795 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21796 (find_reloads): Update call accordingly. Pass the new operand
21797 if it needed no address reloads, otherwise pass null.
21799 2008-01-30 Richard Henderson <rth@redhat.com>
21802 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21803 for unbounded arrays.
21805 2008-01-30 Silvius Rus <rus@google.com>
21807 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21809 2008-01-30 Jan Hubicka <jh@suse.cz>
21812 * i386.c (init_cumulative_args): Use real function declaration when
21815 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21817 PR rtl-optimization/34998
21818 * global.c (build_insn_chain): Treat non-subreg_lowpart
21819 SUBREGs of pseudos as clobbering all the words covered by the
21820 SUBREG, not just all the bytes.
21821 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21822 original df_ref rather than an extract parameter.
21823 (global_conflicts): Update call accordingly.
21825 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21827 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21828 the overflow check to make it easier to read.
21829 (__fixtfdi): Change the type of the ll member in union
21830 long_double to UDItype_x.
21832 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21834 PR middle-end/34969
21835 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21836 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21837 * tree-inline.c (fold_marked_statements): Call
21838 cgraph_update_edges_for_call_stmt if folding a call statement.
21839 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21840 debug_generic_stmt calls, reset it back afterwards.
21843 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21845 * c-typeck.c (build_external_ref): Don't pedwarn about
21846 static vars in current function's scope.
21848 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21850 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21852 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21855 * ipa-struct-reorg.c: Fix spelling.
21856 * params.def: Ditto.
21858 2008-01-29 Richard Guenther <rguenther@suse.de>
21860 PR middle-end/35006
21861 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21863 * tree-inline.c (remap_type): Increment remapping_type_depth
21864 around remapping types.
21865 (copy_body_r): Only add referenced variables if they are referenced
21866 from code, not types.
21868 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21879 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21880 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21882 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21885 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21886 pointer for tiny stack.
21888 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21890 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21892 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21894 * config/vx-common.h: Fix typo in comment.
21896 2008-01-28 Ian Lance Taylor <iant@google.com>
21900 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21901 coalesce pointers if they have different DECL_NO_TBAA_P values.
21902 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21903 between variables with different DECL_NO_TBAA_P values.
21905 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21908 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21909 are not legitimate small data references on SPE targets.
21911 2008-01-28 David Daney <ddaney@avtrex.com>
21913 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21915 2008-01-28 David Daney <ddaney@avtrex.com>
21917 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21919 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21921 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21922 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21923 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21924 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21925 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21926 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21927 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21928 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21930 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21932 * basic-block.h (condjump_equiv_p): Fix comment.
21934 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21936 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21937 print_generic_stmt_indented): Fix comment.
21939 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21941 * configure.ac (__stack_chk_fail): Add detecion for availability
21942 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21943 * configure: Regenerate.
21945 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21947 PR middle-end/34688
21948 * final.c (output_addr_const): Handle TRUNCATE.
21950 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21953 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21954 (zero_cost, infinite_cost): New constants.
21955 (struct cost_pair): Change type of cost to comp_cost.
21956 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21957 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21959 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21960 split_address_cost, ptr_difference_cost, difference_cost,
21961 get_computation_cost_at, get_computation_cost,
21962 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21963 determine_use_iv_cost_condition, determine_use_iv_costs,
21964 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21965 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21966 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21967 Change type of cost to comp_cost.
21968 (determine_iv_cost): Increase cost of non-original ivs, instead
21969 of decreasing the cost of original ones.
21970 (get_address_cost): Indicate the complexity of the addressing mode
21972 (try_add_cand_for): Prefer using ivs not specific to some object.
21973 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21975 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21976 Janis Johnson <janis187@us.ibm.com>
21979 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21980 (TARGET_INSTANTIATE_DECLS): Likewise.
21981 * target.h (expand_to_rtl_hook): New target hook.
21982 (instantiate_decls): Likewise.
21983 * function.c (instantiate_decl): Make non-static. Rename to...
21984 (instantiate_decl_rtl): ... this.
21985 (instantiate_expr): Use instantiate_decl_rtl.
21986 (instantiate_decls_1): Likewise.
21987 (instantiate_decls): Likewise.
21988 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21989 * function.h (instantiate_decl_rtl): Add prototype.
21990 * cfgexpand.c (target.h): New include.
21991 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21992 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21993 (TARGET_INSTANTIATE_DECLS): Likewise.
21994 (TARGET_INITIALIZER): New target hooks added.
21995 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21997 * config/rs6000/rs6000.c (tree-flow.h): New include.
21998 (machine_function): Add sdmode_stack_slot field.
21999 (rs6000_alloc_sdmode_stack_slot): New function.
22000 (rs6000_instantiate_decls): Likewise.
22001 (rs6000_secondary_memory_needed_rtx): Likewise.
22002 (rs6000_check_sdmode): Likewise.
22003 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22004 (TARGET_INSTANTIATE_DECLS): Likewise.
22005 (rs6000_hard_regno_mode_ok): Allow SDmode.
22006 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22007 (rs6000_emit_move): Handle SDmode.
22008 (function_arg_advance): Likewise.
22009 (function_arg): Likewise.
22010 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22011 SDmode var args for 32-bit compiles.
22012 (rs6000_secondary_reload_class): Handle SDmode.
22013 (rs6000_output_function_epilogue): Likewise.
22014 (rs6000_function_value): Simplify if statement.
22015 (rs6000_libcall_value): Likewise.
22016 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22017 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22018 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22019 (movsd_hardfloat): New define_insn.
22020 (movsd_softfloat): Likewise.
22021 (movsd_store): Likewise.
22022 (movsd_load): Likewise.
22023 (extendsddd2): Likewise.
22024 (extendsdtd2): Likewise.
22025 (truncddsd2): Likewise.
22026 (movdd_hardfloat64): Fixup comment.
22027 (UNSPEC_MOVSD_LOAD): New constant.
22028 (UNSPEC_MOVSD_STORE): Likewise.
22030 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22033 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22035 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22036 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22037 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22038 and TRUTH_XOR_EXPR.
22040 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22043 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22044 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22045 __LONGDOUBLE128 too.
22046 * config/rs6000/aix61.h: New file.
22048 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22050 PR rtl-optimization/34959
22051 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22052 popcount and parity rtxes the same mode as their operand.
22053 Truncate or extend the result to the return value's mode
22056 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22059 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22060 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22061 to GOT_VERSION_REGNUM.
22062 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22063 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22064 * config/mips/mips.c (mips_emit_call_insn): New function.
22065 (mips_call_tls_get_addr): Call mips_expand_call directly.
22066 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22068 (mips16_build_call_stub): Likewise. Return the call insn or null.
22069 (mips_expand_call): Update the call to mips16_build_call_stub
22070 accordingly and a remove redundant condition. Assert that MIPS16
22071 stubs do not use lazy binding. Use mips_emit_call_insn and return
22073 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22075 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22076 (mips_avoid_hazard): Remove hazard_set handling.
22077 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22078 (UNSPEC_RESTORE_GP): ...this.
22079 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22080 (FAKE_CALL_REGNO): Rename to...
22081 (GOT_VERSION_REGNUM): ...this.
22082 (type): Add "ghost" value. Add an associated insn reservation.
22083 (hazard_set): Remove.
22084 (exception_receiver): Rename to...
22085 (restore_gp): ...this and update the unspec identifier accordingly.
22086 (exception_receiver, nonlocal_got_receiver): New expanders.
22087 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22088 FAKE_CALL_REGNO. Remove hazard_set attribute.
22089 (set_got_version, update_got_version): New patterns.
22091 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22094 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22096 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22099 * doc/install.texi2html: Generate gcc-vers.texi.
22101 2008-01-25 DJ Delorie <dj@redhat.com>
22103 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22105 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22107 * config/c4x: Remove directory.
22108 * config.gcc (crx-*, mt-*): Mark obsolete.
22109 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22110 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22111 sh-*-rtemscoff*): Remove cases.
22112 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22113 * real.c (encode_c4x_single, decode_c4x_single,
22114 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22115 c4x_extended_format): Remove.
22116 * real.h (c4x_single_format, c4x_extended_format): Remove.
22117 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22119 (Pragmas): Remove comment about c4x pragmas.
22120 * doc/install.texi (c4x): Remove target-specific instructions.
22121 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22122 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22123 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22124 refer to C4x source files as examples.
22125 (C4X_FLOAT_FORMAT): Remove documentation.
22127 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22129 * config/bfin/bfin.c (override_options): Reorder tests so that
22130 flag_pic gets enabled for -msep-data.
22132 2008-01-25 Richard Guenther <rguenther@suse.de>
22134 PR middle-end/32244
22135 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22136 to its bitfield precision if required.
22138 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22140 PR middle-end/33880
22141 * tree-nested.c (walk_omp_for): New function.
22142 (convert_nonlocal_reference, convert_local_reference): Call
22143 walk_omp_for on OMP_FOR.
22144 (convert_call_expr): Call walk_body on OMP_FOR's
22145 OMP_FOR_PRE_INIT_BODY.
22147 2008-01-25 Richard Guenther <rguenther@suse.de>
22149 PR tree-optimization/34966
22150 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22151 default defs and PHI_NODEs we have to insert after the
22152 defining statement.
22154 2008-01-24 Nick Clifton <nickc@redhat.com>
22156 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22157 Provide a default definition.
22158 (LIBGCC2_UNITS_PER_WORD): Likewise.
22160 * config/stormy16/stormy16.c: Include df.h for the prototype
22161 for df_regs_ever_live_p.
22162 (xstormy16_expand_builtin_va_start): Convert the stack offset
22163 into a component_ref and then use POINTER_PLUS_EXPR to add it
22164 to the incoming_virtual_args_rtx.
22165 (xstormy16_gimplify_va_arg_expr): Rename to
22166 xstormy16_gimplify_va_arg_expr.
22167 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
22168 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
22169 xstormy16_gimplify_va_arg_expr.
22170 Fix up some formatting issues.
22172 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
22173 Move to predicates.md.
22174 (xs_hi_general_operand): Likewise.
22175 (xs_hi_nonmemory_operand): Likewise.
22176 * config/stormy16/predicates.md:
22177 (xstormy16_carry_plus_operand): New predicate.
22178 (xs_hi_general_operand): New predicate.
22179 (xs_hi_nonmemory_operand): New predicate.
22180 * config/stormy16/stormy16-protos.h:
22181 (xstormy16_carry_plus_operand): Delete prototype.
22182 (xs_hi_general_operand): Likewise.
22183 (xs_hi_nonmemory_operand): Likewise.
22185 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
22186 modifiers as they are no longer needed and they can trigger
22187 reload spill failures.
22189 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
22190 with a match_operand in order to help reload.
22192 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
22193 constraint with 'e' for the 8th alternative as this version of
22194 the mov.w instruction only accepts the lower 8 registers.
22196 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
22199 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
22200 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
22203 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22205 PR middle-end/33333
22206 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22208 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22210 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22212 (remove_structure): Update allocations list before removing structure.
22214 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22216 * ipa-struct-reorg.c (is_safe_cond_expr,
22217 create_new_stmts_for_cond_expr): Use integer_zerop function,
22218 that recognize not only zero-pointer, but zero-integer too.
22220 2008-01-25 Ben Elliston <bje@au.ibm.com>
22223 * fixproto: Escape "." in sed expression that strips leading "./".
22225 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
22228 * gcc.c (SWITCH_OK): Removed.
22229 (SWITCH_LIVE): Changed to bit.
22230 (SWITCH_FALSE): Likewise.
22231 (SWITCH_IGNORE): Likewise.
22232 (switchstr): Change live_cond to unsigned int.
22233 (process_command): Replace SWITCH_OK with 0.
22234 (do_self_spec): Likewise.
22235 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
22236 (give_switch): Likewise.
22237 (used_arg): Likewise.
22238 (do_spec_1): Set the SWITCH_IGNORE bit.
22239 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
22240 bits. Set the SWITCH_LIVE bit.
22242 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22244 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
22246 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
22248 PR tree-optimization/34472
22249 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
22250 parameter to a "bool *" and set *DATA to false if there is
22251 an unsafe access. Do not delete the structure here.
22252 (check_cond_exprs): Delete it here instead.
22253 (check_cond_exprs, exclude_cold_structs): Do not increase
22254 I when removing a structure.
22256 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
22259 * config/i386/i386.c (ix86_expand_vector_init): Consider only
22260 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
22262 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
22264 PR middle-end/34934
22265 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
22266 a fixed vector for stack.
22268 2008-01-24 Ben Elliston <bje@au.ibm.com>
22271 * doc/gcc.texi (Software development): Add a direntry for g++.
22273 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
22275 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
22276 stale and straggling -fforce-addr comments above.
22278 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
22280 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
22281 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
22283 2008-01-23 Michael Matz <matz@suse.de>
22286 * dwarf2out.c (force_type_die): Use modified_type_die instead of
22289 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
22291 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
22292 malloc result type.
22294 2008-01-23 Anatoly Sokolov <aesok@post.ru>
22296 * config/avr/avr.c (avr_current_arch): New variable.
22297 (avr_arch_types): Add 'avr31' and 'avr51' entries.
22298 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
22299 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
22300 (avr_override_options): Init 'avr_current_arch'.
22301 (base_arch_s): Move from here...
22302 * config/avr/avr.h (base_arch_s): ... here. Add new members
22303 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
22304 'mega' to 'have_jmp_call'.
22305 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
22306 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
22308 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
22310 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22311 MULTILIB_MATCHES): Ditto.
22313 2008-01-23 Richard Guenther <rguenther@suse.de>
22315 PR middle-end/31529
22316 * cgraphunit.c (cgraph_reset_node): Always mark the node
22317 not reachable if it is not queued already.
22319 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
22321 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
22322 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
22323 (cputype_selected): New static variable.
22324 (bfin_handle_option): Set it if -mcpu is used.
22325 (override_option): Select default set of workarounds if no cpu type
22326 selected on the command line.
22327 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
22329 From Michael Frysinger <michael.frysinger@analog.com>
22330 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
22331 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
22333 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
22334 for bf547, bf523, bf524, and bf526.
22335 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
22337 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
22338 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
22339 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
22340 __ADSPBF547__ and __ADSPBF54x__ for bf547.
22341 * doc/invoke.texi (Blackfin Options): Document that
22342 -mcpu now accept bf547, bf523, bf524, and bf526.
22344 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
22346 PR rtl-optimization/34628
22347 * combine.c (try_combine): Stop and undo after the first combination
22348 if an autoincrement side-effect on the first insn has effectively
22351 2008-01-22 David Edelsohn <edelsohn@gnu.org>
22354 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
22355 Offset addresses are not valid for Altivec or paired float modes.
22357 2008-01-22 Jakub Jelinek <jakub@redhat.com>
22360 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
22361 if DECL_INITIAL (decl) is error_mark_node.
22364 * c-common.c (handle_vector_size_attribute): Only allow
22365 integral, scalar float and fixed point types. Handle OFFSET_TYPE
22366 the same way as pointer, array etc. types.
22367 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
22370 * tree.c (build_type_attribute_qual_variant): Call
22371 build_qualified_type if attributes are equal, but quals are not.
22373 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22376 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
22377 * flags.h (warn_strict_aliasing): Remove.
22378 (warn_strict_overflow): Remove.
22379 * opts.c (warn_strict_aliasing): Remove.
22380 (warn_strict_overflow): Remove.
22381 * c-opts.c (c_common_handle_option): -Wall only sets
22382 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
22383 (c_common_post_options): Give default values to -Wstrict-aliasing
22384 and -Wstrict-overflow if they are uninitialized.
22385 * common.opt (Wstrict-aliasing): Specify Var and Init.
22386 (Wstrict-overflow): Likewise.
22388 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22390 PR rtl-optimization/26854
22391 PR rtl-optimization/34400
22392 PR rtl-optimization/34884
22393 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22395 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22396 (df_rd_bb_info.expanded_lr_out): Deleted
22397 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22398 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22399 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22400 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22401 Removed code to allocate, initialize or free expanded_lr_out.
22402 (df_rd_bb_local_compute_process_def): Restructured to make more
22404 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22405 sets if the sets are being trimmed.
22407 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22410 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22411 (as_vers): Likewise.
22412 * configure: Regenerated.
22414 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22416 PR middle-end/33092
22417 * tree-pass.h (pass_build_alias): New pass.
22418 * tree-ssa-alias.c (gate_build_alias): New.
22419 (pass_build_alias): New.
22420 * passes.c (init_optimization_passes): Add pass_build_alias after
22421 pass_create_structure_vars.
22423 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22425 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22426 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22427 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22428 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22429 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22430 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22431 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22432 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22433 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22434 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22435 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22436 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22437 * config/s390/s390.md (FP_ALL): New mode iterator.
22438 (_d): New mode attribute.
22439 ("*signbit<mode>2>"): Changed mode of first operand.
22440 ("isinf<mode>2"): Changed mode of first operand.
22441 ("*TDC_insn"): Adaptation for DFP modes.
22443 2008-01-22 Ben Elliston <bje@au.ibm.com>
22445 * tree.c (check_qualified_type): Improve function description.
22447 2008-01-21 Jason Merrill <jason@redhat.com>
22450 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22451 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22454 2008-01-21 DJ Delorie <dj@redhat.com>
22456 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22459 2008-01-21 Richard Guenther <rguenther@suse.de>
22461 PR middle-end/34856
22462 * tree-cfg.c (verify_expr): Allow all invariant expressions
22463 instead of just constant class ones as reference argument.
22464 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22465 like any other constant.
22466 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22468 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22470 * regmove.c (fixup_match_1): Update call crossed frequencies.
22472 2008-01-21 Richard Guenther <rguenther@suse.de>
22475 * tree-inline.c (setup_one_parameter): Deal with mismatched
22476 types using a VIEW_CONVERT_EXPR.
22478 2008-01-21 Alon Dayan <alond@il.ibm.com>
22479 Olga Golovanevsky <olga@il.ibm.com>
22481 PR tree-optimization/34701
22482 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22483 when the structure size is not a power of 2.
22485 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22487 * doc/install.texi: Add doc for --enable-checking=df.
22489 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22491 PR rtl-optimization/34808
22492 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22494 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22496 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22499 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22501 PR rtl-optimization/26854
22502 PR rtl-optimization/34400
22503 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22505 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22506 (df_rd_bb_info.expanded_lr_out): New.
22507 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22508 * loop_iv.c (iv_analysis_loop_init): Ditto.
22509 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22510 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22511 Added code to allocate, initialize or free expanded_lr_out.
22512 (df_rd_bb_local_compute_process_def): Restructured to make
22513 more understandable.
22514 (df_rd_confluence_n): Add code to do nothing with fake edges and
22515 code to no apply invalidate_by_call sets if the sets are being trimmed.
22516 (df_lr_local_finalize): Renamed to df_lr_finalize.
22517 (df_live_local_finalize): Renamed to df_live_finalize.
22519 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22522 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22523 deciding whether to use reciprocal instructions.
22525 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22527 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22528 dwarf2out_note_section_used if cold_text_section is NULL.
22530 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22532 PR gcov-profile/34610
22533 * tree-cfg.c (make_edges): Mark both outgoing edges from
22534 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22535 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22536 from OMP_FOR and OMP_CONTINUE outgoing edges.
22538 * tree-profile.c (tree_profiling): Return early if
22539 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22541 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22542 from cfun to child_cfun.
22543 * function.h (struct function): Add after_tree_profile bit.
22545 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22547 * config/avr/avr.S (_exit): Disable interrupt.
22549 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22550 Steven Bosscher <stevenb.gcc@gmail.com>
22552 PR rtl-optimization/26854
22553 PR rtl-optimization/34400
22554 * df-problems.c (df_live_scratch): New scratch bitmap.
22555 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22556 (df_live_reset): Clear the proper bitmaps.
22557 (df_live_bb_local_compute): Only process the artificial defs once
22558 since the order is not important.
22559 (df_live_init): Init the df_live sets only with the variables
22560 found live by df_lr.
22561 (df_live_transfer_function): Use the df_lr sets to prune the
22562 df_live sets as they are being computed.
22563 (df_live_free): Free df_live_scratch.
22565 2008-01-18 Ian Lance Taylor <iant@google.com>
22567 * common.opt: Add fmerge-debug-strings.
22568 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22569 flag_merge_debug_strings rather than flag_merge_constants.
22570 * doc/invoke.texi (Option Summary): Mention
22571 -fmerge-debug-strings.
22572 (Debugging Options): Document -fmerge-debug-strings.
22574 2008-01-18 Ian Lance Taylor <iant@google.com>
22577 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22578 (struct tree_function_decl): Add new field operator_new_flag.
22579 * tree-inline.c (expand_call_inline): When inlining a call to
22580 operator new, force the return value to go into a variable, and
22581 set DECL_NO_TBAA_P on that variable.
22582 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22584 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22587 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22588 DWARF2_DEBUGGING_INFO.
22589 (dwarf2out_note_section_used): Ditto. Add prototype.
22590 (have_multiple_function_sections, text_section_used,
22591 cold_text_section_used, *cold_text_sections): Move declarations
22594 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22596 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22597 field and add signal_ra.
22598 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22599 assignments to frame state pc. Move end of stack check after
22600 MD_FALLBACK_FRAME_STATE_FOR.
22601 (uw_update_context_1): Use frame state signal_regs if set, instead
22602 of checking signal_frame flag.
22603 (uw_update_context): Use frame state signal_ra if set.
22604 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22605 * config/xtensa/linux-unwind.h: New file.
22607 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22609 * modulo-sched.c (get_sched_window): Fix comment typo.
22611 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22613 PR tree-optimization/34648
22614 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22616 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22618 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22619 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22621 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22623 PR rtl-optimization/34400
22624 * df-core.c (df_worklist_dataflow_overeager,
22625 df_worklist_dataflow_doublequeue): New functions.
22626 (df_worklist_dataflow): Two different worklist solvers.
22627 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22630 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22633 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22634 and ftree-parallelize-loops.
22636 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22638 PR rtl-optimization/34826
22639 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22641 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22643 * global.c (find_reg): Mark the eh regs as used if necessary.
22644 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22645 * ra.h (struct allocno): no_eh_reg field added. Changed
22646 no_stack_reg type to bitfield.
22648 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22650 * tree.c (substitute_in_expr): Add missing 'break'.
22652 2008-01-17 Richard Guenther <rguenther@suse.de>
22654 PR tree-optimization/34825
22655 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22656 x / x as division to handle.
22658 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22660 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22661 "-pthread" is specified.
22662 * pa-hpux11.h (LIB_SPEC): Likewise.
22664 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22665 Peter Bergner <bergner@vnet.ibm.com>
22667 PR rtl-optimization/33796
22668 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22670 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22672 PR libgfortran/34699
22673 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22675 * pa-hpux10.h (LINK_SPEC): Likewise.
22676 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22678 2008-01-16 Richard Guenther <rguenther@suse.de>
22680 PR middle-end/32628
22681 * fold-const.c (fold_convert_const_int_from_int): Do not
22682 set overflow if that occured only because of a sign extension
22683 change when converting from/to a sizetype with the same
22684 precision and signedness.
22686 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22689 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22690 location address to the correct place. Update copyright year.
22692 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22694 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22695 no dependences in the dependence_relations vector.
22697 2008-01-16 Jan Hubicka <jh@suse.cz>
22699 PR rtl-optimization/31396
22700 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22701 * cfg.c (dump_reg_info): Print it.
22702 * regs.h (struct reg_info_t): add freq_calls_crossed.
22703 (REG_FREQ_CALLS_CROSSED): New macro.
22704 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22705 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22706 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22707 regmove_optimize): Update call crossed frequencies.
22708 * local-alloc.c (struct qty): Add freq_calls_crossed.
22709 (alloc_qty): Copute freq_calls_crossed.
22710 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22711 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22712 * ra.h (struct allocno): Add freq_calls_crossed.
22714 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22716 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22717 libgomp when compiling with ftree-parallelize-loops.
22718 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22720 2008-01-16 Richard Guenther <rguenther@suse.de>
22722 PR tree-optimization/34769
22723 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22724 * tree.c (int_cst_value): Instead make this function more
22725 permissive in what it accepts as valid input. Document this
22726 function always sign-extends the value.
22728 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22729 Richard Guenther <rguenther@suse.de>
22732 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22733 (gimple_fold_indirect_ref_rhs): ... this.
22734 (gimple_fold_indirect_ref): New function with foldings
22735 that preserve lvalueness.
22736 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22737 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22738 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22739 to fold an INDIRECT_REF, fall back to the old use of
22740 fold_indirect_ref_1.
22742 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22744 * tree-data-ref.c (subscript_dependence_tester_1): Call
22745 free_conflict_function.
22746 (compute_self_dependence): Same.
22748 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22751 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22752 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22754 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22755 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22756 for DWARF2_UNWIND_INFO targets.
22758 2008-01-16 Richard Guenther <rguenther@suse.de>
22761 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22762 type qualifiers for function types.
22764 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22766 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22767 loop_iterator li from previous commit.
22769 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22771 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22773 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22775 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22776 (parallelize_loops): Don't parallelize irreducible components.
22778 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22781 * c-opts (c_common_post_options): Do not enable CPP
22782 flag_pedantic_errors by default.
22784 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22786 PR rtl-optimization/31944
22787 * cse.c (remove_pseudo_from_table): New function.
22788 (merge_equiv_classes): Use above function to remove pseudo-registers.
22789 (invalidate): Likewise.
22791 2008-01-13 Richard Guenther <rguenther@suse.de>
22793 PR middle-end/34601
22794 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22795 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22797 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22799 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22800 validate_change to unshare the source of the PC set.
22802 2008-01-12 Jan Hubicka <jh@suse.cz>
22804 PR middle-end/32135
22805 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22806 references above array bounds. This might trigger bounds checks for
22807 pointers to arrays.
22809 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22811 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22812 new_replaceable_dependencies.
22814 2008-01-12 Doug Kwan <dougkwan@google.com>
22816 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22817 instead of OPT_Wreturn_type in warning due to ignored return type
22819 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22820 options included in -Wextra.
22821 * c.opt: New option -Wignored_qualifiers.
22822 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22823 -Wignore_qualifiers.
22824 (-Wignored-qualifiers): Document.
22825 (-Wreturn-type): Remove description of functionality now handled
22826 by -Wignored-qualifiers.
22828 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22831 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22832 NOP_EXPR if it is between integral types with the same precision.
22834 2008-01-12 Jan Hubicka <jh@suse.cz>
22837 * invoke.texi (max-inline-recursive-depth): Fix default value.
22839 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22841 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22844 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22846 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22848 2008-01-11 James E. Wilson <wilson@specifix.com>
22851 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22853 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22855 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22856 save/restore frame pointer register and don't use 'call-prologues'
22857 optimization in function with "OS_task" attribute.
22859 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22861 PR middle-end/31309
22862 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22863 when copying to memory.
22865 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22867 PR rtl-optimization/30905
22868 * cfgcleanup.c: Include dce.h
22869 (crossjumps_occured): New global variable.
22870 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22871 If something changed, set crossjumps_occured to true.
22872 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22873 Don't add/remove fake edges to exit here...
22874 (cleanup_cfg): ...but do it here, when crossjumping.
22875 Run a fast DCE when successful crossjumps occured in the latest
22876 iteration of try_optimize_cfg.
22878 2008-01-11 Richard Guenther <rguenther@suse.de>
22880 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22881 (struct vn_unary_op_s): Likewise.
22882 (vn_reference_insert): Free old reference on hash collision.
22884 2008-01-10 Raksit Ashok <raksit@google.com>
22886 PR rtl-optimization/27971
22887 * combine.c (find_split_point): Split PLUS expressions which are
22888 inside a MEM rtx, and whose first operand is complex.
22890 2008-01-10 DJ Delorie <dj@redhat.com>
22892 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22893 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22894 (m32c_hard_regno_ok): Call the underlying function.
22896 2008-01-10 Richard Guenther <rguenther@suse.de>
22898 PR middle-end/34683
22899 * tree-cfg.c (tree_merge_blocks): Do not go through the
22900 full-blown folding and stmt updating path if we just deal
22901 with virtual operands.
22902 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22903 test for abnormal SSA_NAMEs.
22905 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22907 PR middle-end/34641
22908 * reload.c (push_reload): Add assertions. All constants from
22909 reg_equiv_constant should have been used for replacing the respective
22911 (find_reloads_address): Invoke find_reloads_address_part for
22912 constant taken from the reg_equiv_constant array.
22914 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22916 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22917 field (valnum) the first in the struct. Replace bools with
22920 2008-01-10 Richard Guenther <rguenther@suse.de>
22922 PR tree-optimization/34651
22923 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22924 types and ordering for masking and converting.
22926 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22928 PR tree-optimization/34017
22929 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22930 also for PHI_NODE expressions.
22932 2008-01-09 Jan Hubicka <jh@suse.cz>
22934 PR tree-optimization/34708
22935 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22936 based on number of case labels.
22937 (init_inline_once): Remove switch_cost.
22938 * tree-inline.h (eni_weights_d): Remove switch_cost.
22940 2008-01-09 Richard Guenther <rguenther@suse.de>
22941 Andrew Pinski <andrew_pinski@playstation.sony.com>
22943 PR middle-end/30132
22944 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22945 temporary if an rvalue is ok or an lvalue is not required.
22947 2008-01-09 Richard Guenther <rguenther@suse.de>
22949 PR middle-end/34458
22950 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22951 adjust return type.
22953 2008-01-09 Richard Guenther <rguenther@suse.de>
22955 PR middle-end/34679
22956 * tree.c (host_integerp): Check for sizetype only if the
22957 type is an integer type.
22959 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22962 * opts.c (decode_options): Disable inlining of functions called
22963 once if not in unit-at-a-time mode.
22965 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22967 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22969 2008-01-08 Richard Guenther <rguenther@suse.de>
22971 PR middle-end/31863
22972 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22973 out early if the result will be unused.
22975 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22980 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22981 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22984 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22986 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22987 for vectorization tuned.
22989 2008-01-08 Richard Guenther <rguenther@suse.de>
22991 PR tree-optimization/34683
22992 * tree-ssa-operands.c (operand_build_cmp): Export.
22993 * tree-ssa-operands.h (operand_build_cmp): Declare.
22994 * tree-vn.c (vuses_compare): Remove.
22995 (sort_vuses): Use operand_build_cmp.
22996 (sort_vuses_heap): Likewise.
22997 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22998 to re-use old VEC if available. Do not sort already sorted VUSEs.
22999 (vdefs_to_vec): Do not sort already sorted VDEFs.
23001 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23003 PR middle-end/34694
23004 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23006 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23009 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23010 limitations of reciprocal sequences on x86 targets.
23012 2008-01-08 Richard Guenther <rguenther@suse.de>
23014 PR tree-optimization/34683
23015 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23017 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23020 * config/darwin.c (darwin_mergeable_string_section): Don't use
23021 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23023 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23026 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23027 negxf2. Macroize expander using X87MODEF mode iterator. Change
23028 predicates of op0 and op1 to register_operand.
23029 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23030 expander using X87MODEF mode iterator. Change predicates of
23031 op0 and op1 to register_operand.
23032 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23033 corresponding patterns and macroize using MODEF macro. Change
23034 predicates of op0 and op1 to register_operand and remove
23035 "m" constraint. Disparage "r" alternative with "!".
23036 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23037 macroize using X87MODEF macro. Change predicates of op0 and op1
23038 to register_operand and remove "m" constraint. Disparage "r"
23039 alternative with "!".
23040 (absneg splitter with memory operands): Remove.
23041 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23042 patterns and macroize using X87MODEF mode iterator.
23043 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23044 Change predicate of op1 to register_operand.
23045 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23046 for memory operands.
23048 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23050 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23052 2008-01-07 Richard Guenther <rguenther@suse.de>
23054 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23057 2008-01-07 Richard Guenther <rguenther@suse.de>
23059 PR tree-optimization/34683
23060 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23061 VOPs of the needed size to save memory. Use VEC_quick_push
23062 to save compile-time.
23063 (vdefs_to_vec): Likewise.
23065 2008-01-07 Sa Liu <saliu@de.ibm.com>
23067 * config/spu/spu.md (divdf3): Genetate inline code for double
23068 division. The implementation doesn't handle INF or NAN, therefore it
23069 only applies when -ffinite-math-only is given.
23071 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23074 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23075 * doc/cpp.texi ([Common Predefined Macros]): Document.
23077 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23079 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23080 order to use commutative addition instead of subtraction.
23082 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23083 Mircea Namolaru <namolaru@il.ibm.com>
23084 Vladimir Yanovsky <yanov@il.ibm.com>
23085 Revital Eres <eres@il.ibm.com>
23087 PR tree-optimization/34263
23088 * tree-outof-ssa.c (process_single_block_loop_latch,
23089 contains_tree_r): New functions.
23090 (analyze_edges_for_bb): Call process_single_block_loop_latch
23091 function to empty single-basic-block latch block if possible.
23093 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23095 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23097 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23099 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23101 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23103 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23105 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23107 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23109 PR tree-optimization/34618
23110 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23113 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23116 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23117 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23118 Update copyright year.
23120 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23121 Update copyright year.
23122 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23125 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23127 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23128 edge does not point to current bb before changing need_assert.
23130 2008-01-04 Richard Guenther <rguenther@suse.de>
23132 PR middle-end/34029
23133 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23134 for verifying purposes if they are is_gimple_min_invariant.
23136 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23138 PR tree-optimization/34448
23139 PR tree-optimization/34465
23140 * gimplify.c (gimplify_init_constructor): Add new parameter
23141 notify_temp_creation. Use it.
23142 (gimplify_modify_expr_rhs): Take volatiles into account when
23143 optimizing constructors.
23144 Do not optimize constructors if gimplify_init_constructor will dump to
23146 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23147 * gcc.c-torture/compile/pr34448.c: New.
23149 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23151 PR gcov-profile/34609
23152 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23153 return_slot if result is TREE_ADDRESSABLE.
23155 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23157 * config/mips/mips.md (sqrt_condition): Tweak comment.
23158 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23160 2008-01-03 Tom Tromey <tromey@redhat.com>
23163 * c-common.c (c_type_hash): Handle VLAs.
23165 2008-01-03 Jan Hubicka <jh@suse.cz>
23167 PR tree-optimization/31081
23168 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
23169 0 when inlining and not inlining to first basic block.
23170 (remap_decl): When var is initialized to 0, don't set default_def.
23171 (expand_call_inline): Set entry_bb.
23172 * tree-inline.h (copy_body_data): Add entry_bb.
23174 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23177 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
23180 PR tree-optimization/29484
23181 * tree-inline.c (inline_forbidden_p_2): New function.
23182 (inline_forbidden_p): Disallow inlining if some static var
23183 has an address of a local LABEL_DECL in its initializer.
23184 * doc/extend.texi (Labels as Values): Document &&foo behaviour
23187 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
23189 PR tree-optimization/34635
23190 * tree-data-ref.c (add_other_self_distances): Make sure that the
23191 evolution step is constant.
23193 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23195 PR middle-end/34608
23196 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
23198 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
23200 * tree-sra.c (scalarize_init): Insert the generate_element_init
23201 statements after the generate_element_zero statements.
23203 2008-01-02 Richard Guenther <rguenther@suse.de>
23205 PR middle-end/34093
23206 PR middle-end/31976
23207 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23208 for very large number of operands instead of ICEing.
23210 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23213 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23214 while stack probing.
23216 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23218 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
23221 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
23223 PR libmudflap/26442
23224 * tree-mudflap.c (mx_register_decls): Guard warning by
23225 !DECL_ARTIFICIAL check.
23227 2008-01-01 Jakub Jelinek <jakub@redhat.com>
23229 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
23230 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
23231 sse5_perm<mode>): Fix constraints.