1 2008-09-16 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/37508
4 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
6 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
8 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
10 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
13 use gen_floatdidf2 directly.
14 (floatunssidf2): Likewise.
15 (floatsidf_ppc64_mfpgpr): Remove.
16 (floatsidf_ppc64): Remove.
17 (floatunssidf_ppc64): Remove.
19 2008-09-15 Jakub Jelinek <jakub@redhat.com>
21 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
22 rather than update_cost_queue.
24 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
25 in every call starting with the second one, instead of only when
26 alias_bitmap_obstack.elements != NULL.
28 * tree-predcom.c (filter_suitable_components): Free all refs in
29 act->refs vector before calling release_component.
30 (add_ref_to_chain): Free ref if not adding it to chain->refs.
32 * tree-data-ref.c (free_subscripts): Free all subscript objects.
34 * tree-loop-linear.c (linear_transform_loops): Initialize
35 lambda_obstack only after calling perfect_loop_nest_depth.
36 Goto free_and_continue instead of just continue for later failures.
39 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
42 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
44 2008-09-14 Andreas Schwab <schwab@suse.de>
46 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
48 2008-09-14 Jan Hubicka <jh@suse.cz>
50 * invoke.texi (-fconserve-stack): Document.
51 * opts.c (decode_options): Handle conserve_stack.
52 * common.opt (fconvserve_stack): New.
54 2008-09-14 David Edelsohn <edelsohn@gnu.org>
56 * config.host: Add x-aix to host_xmake_file.
57 * config/rs6000/t-aix52: Do not override LDFLAGS.
58 * config/rs6000/x-aix: New file.
60 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
66 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
67 is not recognized as a valid register usage. Allow REG_X to be used
69 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
70 forces a reload when using a base register.
72 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
74 * config/i386/cygming-crtend.c (register_frame_ctor): If
75 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
77 (deregister_frame_ctor): Rename to ...
78 (deregister_frame_dtor): Use to call __gcc_deregister_frame
79 if !DEFAULT_USE_CXA_ATEXIT.
81 2008-09-13 Jan Hubicka <jh@suse.cz>
83 * cgraph.c: Include value-prof.h
84 * Makefile.in (cgraph.o): Add value-prof.h dependency.
86 2008-09-13 Jan Hubicka <jh@suse.cz>
89 * tree-profile.c (add_abnormal_goto_call_edges): New function.
90 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
91 tree_gen_one_value_profiler, tree_gen_average_profiler,
92 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
94 2008-09-13 Jan Hubicka <jh@suse.cz>
96 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing too
97 many bytes on misalligned blocks.
99 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
101 * doc/cfg.texi: Fix some typos.
102 * doc/extend.texi: Likewise.
103 * doc/install.texi: Likewise.
104 * doc/invoke.texi: Likewise.
105 * doc/rtl.texi: Likewise.
106 * doc/tree-ssa.texi: Likewise.
108 2008-09-13 Richard Guenther <rguenther@suse.de>
111 * tree-nested.c (finalize_nesting_tree_1): Generate valid
112 gimple stores for memory rhs.
114 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
116 PR rtl-optimization/37489
117 * cse.c (fold_rtx): Don't return const_true_rtx for float
118 compare if FLOAT_STORE_FLAG_VALUE is undefined.
120 2008-09-13 Jan Hubicka <jh@suse.cz>
122 PR tree-optimization/37392
123 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
125 2008-09-13 Martin Jambor <mjambor@suse.cz>
126 Jan Hubicka <jh@suse.cz>
128 * cgraph.c (free_edges): New variable.
129 (NEXT_FREE_EDGE): New macro.
130 (cgraph_free_edge): New function.
131 (cgraph_remove_edge): Call cgraph_remove_edge_1.
132 (cgraph_node_remove_callees): Likewise.
133 (cgraph_node_remove_callers): Likewise.
134 (cgraph_create_edge): Reuse edges from the free list. Do not
135 update uid if doing so.
136 (cgraph_remove_*_hook): Add free call.
138 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
140 * ira-color.c (conflict_allocno_vec): Delete.
141 (update_cost_queue_elem): New structure.
142 (update_cost_queue): New variable.
143 (update_cost_queue_tail): Likewise.
144 (update_cost_queue_elems): Likewise.
145 (allocno_update_cost_check): Delete.
146 (initiate_cost_update): Allocate update_cost_queue_elems
147 instead of allocno_update_cost_check.
148 (finish_cost_update): Update the free()s accordingly.
149 (start_update_cost): New function.
150 (queue_update_cost): Likewise.
151 (get_next_update_cost): Likewise.
152 (update_copy_costs_1): Inline into...
153 (update_copy_costs): ...here. Use a queue instead of recursive calls.
154 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
155 once we've established they are equal. Don't allocate update
156 costs if there is nothing to add to them.
157 (update_conflict_hard_regno_costs): Remove ALLOCNO and
158 DIVISOR arguments. Use a queue instead of recursive calls;
159 process all the allocnos in the initial queue, rather than
161 (assign_hard_reg): Use queue_update_cost instead of
162 conflict_allocno_vec. Queue coalesced allocnos instead
163 of calling update_conflict_hard_regno_costs for each one.
164 Just call update_conflict_hard_regno_costs once for the
166 (ira_color): Remove conflict_allocno_vec handling.
168 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
170 PR tree-optimization/37484
171 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
172 (save_var_name): Same.
173 (initialize_cloog_names): Same.
174 (initialize_cloog_names): Same.
176 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
178 * tree-scalar-evolution.c (set_instantiated_value): Set instantiated_below.
180 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
184 * ira-build.c (common_loop_tree_node_dominator): Remove.
185 (copy_live_ranges_to_removed_store_destinations): New function.
186 (regno_top_level_allocno_map): Move to top level from ...
187 (ira_flattening): ... here. Use
188 copy_live_ranges_to_removed_store_destinations.
190 * ira-emit.c (generate_edge_moves): Fix a comment.
192 2008-09-12 Anatoly Sokolov <aesok@post.ru>
195 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
196 scratch register after 'set' pattern.
198 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
200 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
201 information passed to mark_reg_pointer.
202 * explow.c (force_reg): Likewise.
204 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
206 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
207 when building for the celledp architecture.
209 2008-09-12 Richard Guenther <rguenther@suse.de>
211 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
213 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
215 PR rtl-optimization/37424
216 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
217 the regnos instead of the addresses.
219 2008-09-11 Janis Johnson <janis187@us.ibm.com>
221 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
223 2008-09-11 Richard Guenther <rguenther@suse.de>
225 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
226 entering the weaker equivalence recording.
228 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
230 2008-09-11 Jeff Law <law@redhat.com>
232 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
233 by assign_stack_local on the IRA path for stack slot sharing
234 as well as the non-IRA path.
236 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/i386.h: Fix whitespace issues.
240 2008-09-11 Martin Jambor <mjambor@suse.cz>
242 * ipa-prop.h (struct ipa_param_flags): Removed.
243 (struct ipa_param_descriptor): New structure.
244 (struct ipa_node_params): ipcp_lattices, param_decls and
245 param_flags moved to ipa_param_description.
246 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
247 descriptors. Renamed all users.
248 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
249 changed to access descriptors. Renamed all users.
250 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
251 to access descriptors. Renamed all users.
252 * ipa-cp.c (ipcp_init_cloned_node): Call
253 ipa_initialize_node_params instead of ipa_count_formal_params and
254 ipa_create_param_decls_array.
255 (ipcp_analyze_node): Likewise.
256 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
257 descriptors. Renamed all users.
258 (ipcp_initialize_node_lattices): Remove allocation.
259 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
260 ipa_initialize_node_params instead of ipa_count_formal_params and
261 ipa_create_param_decls_array.
262 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
263 ipa_populate_param_decls, made static, added parameter info,
264 renamed mt to node, removed allocation, changed to use
266 (ipa_count_formal_params): Made static, added parameter info,
268 (ipa_initialize_node_params): New function.
269 (ipa_check_stmt_modifications): Changed to use descriptors.
270 (ipa_detect_param_modifications): Removed allocation, changed to
272 (ipa_note_param_call): Changed to use descriptors.
273 (ipa_analyze_params_uses): Removed allocation.
274 (ipa_free_node_params_substructures): Changed to use descriptors.
275 (ipa_edge_duplication_hook): Use the unused attribute.
276 (ipa_node_duplication_hook): Use the unused attribute, changed to
277 use descriptors, changed to duplicate descriptors.
279 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
280 changed all callers. Call ipa_propagate_indirect_call_infos if doing
281 indirect inlining. Made static.
282 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
283 functions called only once.
284 (cgraph_decide_recursive_inlining): Don't call
285 ipa_propagate_indirect_call_infos, pass new_edges to
286 cgraph_mark_inline_edge instead.
287 (cgraph_decide_inlining_of_small_functions): Don't call
288 ipa_propagate_indirect_call_infos, pass new_edges to
289 cgraph_mark_inline_edge instead.
290 (cgraph_decide_inlining): Don't call
291 ipa_propagate_indirect_call_infos.
292 * ipa-prop.c: Check that vectors are allocated.
294 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
295 iff a new cgraph edges have been created.
296 (cgraph_decide_inlining): New variable redo_always_inline.
297 Flattening and always_inlining loop until callgraph stabilizes.
298 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
299 true iff new cgraph edges have been created.
300 (propagate_info_to_inlined_callees): Likewise.
301 (ipa_propagate_indirect_call_infos): Likewise.
303 2008-09-11 Richard Guenther <rguenther@suse.de>
305 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
306 (set_prologue_iterations): Likewise.
307 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
309 (vect_update_init_of_dr): Likewise.
310 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
312 * fold-const.c (fold_unary): Do not generate calculations
315 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
317 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
318 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
319 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
321 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return a bool.
322 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
323 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
324 before finalizing the changes.
325 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
327 (simplify_truth_ops_using_ranges): New.
328 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
329 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
330 whether a simplification was made.
331 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
332 use a switch statement and also call simplify_truth_ops_using_ranges.
334 2008-09-11 Jan Hubicka <jh@suse.cz>
336 * ggc-common.c (loc_array): Make static.
337 * dce.c (rest_of_handle_ud_dce): Free worklist.
339 2008-09-11 Jan Hubicka <jh@suse.cz>
341 * cgraph.c (cgraph_release_function_body): Plug memory leak on
342 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct function
343 so we are sure we do not dangle it forever.
344 * function.c (outer_function_chain, find_function_data): Remove.
345 (function_context_stack): New.
346 (push_function_context, pop_function_context): Update.
347 * function.h (struct function): Remove pointer outer.
348 (outer_function_chain, find_function_data): Remove.
349 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
351 2008-09-11 Jan Hubicka <jh@suse.cz>
354 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
356 2008-09-11 Jan Hubicka <jh@suse.cz>
358 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
360 2008-09-11 Jan Hubicka <jh@suse.cz>
362 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
363 (free_var_map_entry): New function.
364 (redirect_edge_var_map_destroy): Use it.
366 2008-09-11 Jan Hubicka <jh@suse.cz>
369 * tree-inline.c (add_lexical_block): Replace with ...
370 (prepend_lexical_block): ... prepend at begginig.
371 (remap_blocks): Use it and reverse later.
372 (expand_call_inline): Use prepend_lexical_block.
374 2008-09-11 Jan Hubicka <jh@suse.cz>
376 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
378 2008-09-11 Jan Hubicka <jh@suse.cz>
380 * function.c (free_after_compilation): Call insn_locators_free.
381 * cfglayout.c (insn_locators_free): New function.
382 * rtl.h (insn_locators_free): Declare.
384 2008-09-11 Jan Hubicka <jh@suse.cz>
386 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
388 (cond_move_process_if_block): Update call.
390 2008-09-11 Jan Hubicka <jh@suse.cz>
392 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
393 * vec.c: Include hashtab.h
394 (vec_descriptor, ptr_hash_entry): New structures.
395 (vec_desc_hash, vec_ptr_map): New static variables.
396 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
397 register_overhead, free_overhead, vec_heap_free): New functions.
398 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
399 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
400 (cmp_statistic, add_statistics, dump_vec_loc_statistics): New functions.
402 2008-09-11 Ira Rosen <irar@il.ibm.com>
404 PR tree-optimization/37474
405 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
406 length of load permutation.
408 2008-09-11 Andreas Schwab <schwab@suse.de>
410 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
412 2008-09-11 Jakub Jelinek <jakub@redhat.com>
415 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
416 * dse.c (find_shift_sequence): Use extract_low_bits instead of
419 2008-09-11 Ira Rosen <irar@il.ibm.com>
421 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
424 2008-09-10 Jakub Jelinek <jakub@redhat.com>
427 * gimplify.c (gimplify_body): Call default_rtl_profile.
430 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
431 instead of tok->val.node if not expanding to something else. Handle
432 intervening CPP_PADDING tokens.
433 (altivec_categorize_keyword): Remove unneeded comparisons.
435 2008-09-10 Richard Guenther <rguenther@suse.de>
437 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
439 2008-09-10 Richard Guenther <rguenther@suse.de>
442 * tree-inline.c (insert_init_stmt): Make sure to not
443 insert invalid gimple stores.
445 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
447 PR tree-optimization/37388
448 * toplev.c (process_options): Fail and warn when graphite
449 flags are used, but the compiler has not been configured
450 with graphite libraries.
451 * graphite.c (graphite_transform_loops): Remove printfs
452 to dump_file for the case when graphite is not available.
454 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
457 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
458 the even element into register.
459 (ix86_expand_vector_init_general): Don't use
460 ix86_expand_vector_init_interleave on V16QImode and V8HImode
461 if we can't move from GPR to SSE register directly.
463 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
465 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
466 not lose track of the number of NOPs needed. Number of NOPs needed
467 for sync vs. loads workaround was switched; corrected. Run second
468 pass for all workarounds. No NOPs needed after call insns. Change
469 second pass to use find_next_insn_start and find_load helpers in order
470 to properly detect parallel insns.
471 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
473 2008-09-10 Jan Hubicka <jh@suse.cz>
475 * value-prof.c (gimple_ic): Fix tuplification bug.
476 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
479 2008-09-10 Jakub Jelinek <jakub@redhat.com>
481 PR tree-optimization/37353
482 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
483 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
484 calls instead of cond_dead_built_in_calls.
485 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
486 initalize the vector only before adding first entry. Use VEC_safe_push
487 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
488 shrink_wrap_conditional_dead_built_in_calls call.
490 2008-09-10 Ira Rosen <irar@il.ibm.com>
492 PR tree-optimization/37385
493 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
494 and use it as a vector type if not NULL.
495 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
497 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
499 (vectorizable_load): Likewise.
501 2008-09-10 Jakub Jelinek <jakub@redhat.com>
503 * config/i386/i386.md (SWI32): New mode iterator.
504 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
507 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
509 PR rtl-optimization/37435
510 * caller-save.c (insert_restore, insert_save): Check the mode by
513 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
516 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
518 (dw2_output_indirect_constant_1): Use unstripped name in symbol
521 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
523 * doc/invoke.texi (ARM Options): Correct errors in discussion
524 of -mfloat-abi, -mhard-float, and -msoft-float.
526 2008-09-09 Jakub Jelinek <jakub@redhat.com>
527 Jan Hubicka <jh@suse.cz>
530 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
531 calling gimple_regimplify_operands on it. Iterate over all newly
532 added statements, not just the last one.
533 (insert_init_stmt): Insert stmt into seq first, then call
534 gimple_regimplify_operands on it. Don't create new gimplification
535 context, nor find referenced vars.
537 2008-09-09 Jakub Jelinek <jakub@redhat.com>
540 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
541 to pointer to vector pointer.
542 * ipa-prop.c (ipa_propagate_indirect_call_infos,
543 propagate_info_to_inlined_callees): Likewise.
544 (update_call_notes_after_inlining): Likewise. Push new indirect edge
545 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
546 ipa_check_create_edge_args.
547 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
548 to pointer to vector pointer.
549 (cgraph_decide_inlining_of_small_function): Adjust
550 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
554 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when optimizing
557 PR rtl-optimization/37408
558 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
561 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
563 PR tree-optimization/37375
564 * tree-scalar-evolution.c (scev_info_str): Add field instantiated_below.
565 (new_scev_info_str, eq_scev_info, find_var_scev_info,
566 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
567 set_instantiated_value): Pass instantiated_below.
568 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to
570 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
571 the definitions are not instantiated.
573 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
574 (block_before_loop): New.
575 * tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev.
576 * graphite.c (block_before_scop): New.
577 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
578 basic block, not a loop for determining the parameters.
579 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
581 (idx_record_params, find_params_in_bb, find_scop_parameters,
582 build_loop_iteration_domains, add_conditions_to_domain): Update calls
585 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
587 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
591 * ira-build.c (ira_create_allocno): Setup frequency to 0.
593 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
594 Check zero freq and increase if necessary.
596 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
598 * ira-conflicts.c (process_regs_for_copy): Check that the hard
599 regno is in the right range. Add comments.
601 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
603 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
605 * mips-tfile.c (copy_object): Cast alloca result to int *.
606 * mips-tdump.c (print_symbol): Cast xmalloc return values to
608 Rename class to sclass.
609 (read_tfile): Cast read_seek return values to proper types.
610 Cast xcalloc return value to proper type.
612 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
614 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
615 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
616 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
618 2008-09-09 Jan Hubicka <jh@suse.cz>
620 * profile.c (is_edge_inconsistent): Add debug output; ignore
621 negative count on fake edges.
622 (is_inconsistent): Add debug output.
624 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
626 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
628 (choose_ready): When first insn is chosen from the ready list, also
631 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
633 PR rtl-optimization/37360
634 * haifa-sched.c (max_issue): Do not assert that we never issue more
635 insns than issue_rate. Add comment.
637 2008-09-09 Richard Guenther <rguenther@suse.de>
639 * tree-cfg.c (verify_types_in_gimple_op): Remove.
640 (verify_types_in_gimple_call): Rename to ...
641 (verify_gimple_call): ... this. Enhance.
642 (verify_types_in_gimple_cond): Remove.
643 (verify_gimple_comparison): New function ...
644 (verify_types_in_gimple_assign): ... split out from here.
645 (verify_types_in_gimple_return): Rename to ...
646 (verify_gimple_return): ... this. Enhance.
647 (verify_types_in_gimple_switch): Rename to ...
648 (verify_gimple_switch): ... this. Enhance.
649 (verify_gimple_goto): New function.
650 (verify_types_in_gimple_phi): Rename to ...
651 (verify_gimple_phi): ... this. Enhance.
652 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
653 Fold in single-statement cases from verify_types_in_gimple_seq_2.
654 (verify_types_in_gimple_seq_2): Remove cases handled in
655 verify_types_in_gimple_stmt.
657 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
659 * config/bfin/bfin.c (n_regs_to_save): New static variable.
660 (push_multiple_operation, pop_multiple_operation): Set it.
661 (workaround_rts_anomaly): New function.
662 (workaround_speculation): New function, broken out of bfin_reorg.
663 (bfin_reorg): Call the new functions.
665 2008-09-09 Richard Guenther <rguenther@suse.de>
669 * gimplify.c (gimplify_conversion): Change conversions of
670 non-register type to VIEW_CONVERT_EXPRs.
671 (gimplify_addr_expr): If we need to make the operand
672 addressable make sure to use a properly initialized
673 temporary for that so it gets a valid gimple store.
675 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
677 * function.h (struct function): Add function_start_locus.
678 * cfgexpand.c (gimple_expand_cfg): Use it.
679 * c-parser.c (c_parser_declaration_or_fndef): Set it.
681 2008-09-09 Richard Guenther <rguenther@suse.de>
683 PR tree-optimization/37433
684 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
687 2008-09-09 Richard Guenther <rguenther@suse.de>
689 PR tree-optimization/37387
690 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
691 and bits to a common type.
693 2008-09-09 Nick Clifton <nickc@redhat.com>
695 * config/v850/v850.md (return): Restore frame size restriction.
697 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
699 * c-common.c (c_expand_decl): Remove.
700 * c-common.h (anon_aggr_type_p): Remove prototype.
701 (DECL_ANON_UNION_ELEMS): Remove.
702 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
703 * c-decl.c (anon_aggr_type_p): Remove.
704 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
705 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
706 * langhooks.h (struct lang_hooks): Remove expand_decl.
707 * langhooks.c (lhd_expand_decl): Remove.
708 * stmt.c (expand_anon_union_decl): Remove.
709 * tree.h (expand_anon_union_decl): Remove prototype.
711 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
714 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
716 * config/avr/avr.md (QISI) : Define mode iterator.
717 (negated_tst<mode>) : Redefine as split using mode macro.
718 (reversed_tstqi): Define insn as reversed compare with zero.
719 (reversed_tsthi): Ditto.
720 (reversed_tstsi): Ditto.
722 2008-09-08 Jakub Jelinek <jakub@redhat.com>
725 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
726 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
729 * predict.c (optimize_function_for_size_p): Don't segfault if
731 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
732 tree_swap_operands_p): Don't test cfun != NULL before calling
733 optimize_function_for_s*_p.
735 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
737 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
740 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
742 * crx/crx.h (IRA_COVER_CLASSES): Define.
744 2008-09-08 Jakub Jelinek <jakub@redhat.com>
747 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
748 even when a stmt has been gimple_modified_p, but after fold_stmt is
749 not any longer. Remove unneeded may_have_exposed_new_symbols
752 2008-09-08 Richard Guenther <rguenther@suse.de>
754 PR tree-optimization/37421
755 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
758 2008-09-08 Jakub Jelinek <jakub@redhat.com>
761 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
763 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
766 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
767 * pa-hpux10.h (LINK_SPEC): Likewise.
768 * pa-hpux11.h (LINK_SPEC): Likewise.
770 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
772 * pa32-regs.h (IRA_COVER_CLASSES): Define.
773 * pa64-regs.h (IRA_COVER_CLASSES): Define.
775 2008-09-07 Helge Deller <deller@gmx.de>
777 * pa/linux-atomic.c: New file.
778 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
779 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
781 2008-09-07 Richard Guenther <rguenther@suse.de>
782 Ira Rosen <irar@il.ibm.com>
784 PR tree-optimization/36630
785 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
786 Call STRIP_NOPS before calling evolution_part_in_loop_num.
788 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
789 Ira Rosen <irar@il.ibm.com>
791 PR tree-optimization/35642
792 * config/rs6000/altivec.md (mulv8hi3): Implement.
794 2008-09-06 Jeff Law <law@redhat.com>
796 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
798 2008-09-06 Jan Hubicka <jh@suse.cz>
800 PR tree-optimization/14703
801 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
803 * passes.c (init_optimization_passes): Recompute inline parameters.
805 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
807 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
810 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
811 Peter Fuerst <post@pfrst.de>
813 * doc/invoke.texi: Document -mr10k-cache-barrier=.
814 * doc/extend.texi: Document __builtin_mips_cache.
815 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
816 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
817 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
818 __GCC_HAVE_BUILTIN_MIPS_CACHE.
819 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
820 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
821 (set_push_mips_isas): New variable.
822 (mips_r10k_cache_barrier): New variable.
823 (cache): New availability predicate.
824 (mips_builtins): Add an entry for __builtin_mips_cache.
825 (mips_build_cvpointer_type): New function.
826 (MIPS_ATYPE_CVPOINTER): New macro.
827 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
829 (r10k_simplified_address_p, r10k_simplify_address)
830 (r10k_uncached_address_p, r10k_safe_address_p)
831 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
832 (r10k_needs_protection_p_call, r10k_needs_protection_p)
833 (r10k_insert_cache_barriers): New functions.
834 (mips_reorg_process_insns): Delete cache barriers after a
835 branch-likely instruction.
836 (mips_reorg): Call r10k_insert_cache_barriers.
837 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
838 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
839 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
840 (mips_cache, r10k_cache_barrier): New define_insns.
842 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
844 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
845 * ira-color.c (setup_allocno_left_conflicts_num): Use
846 hard_reg_set_equal_p instead of a comparison with
847 ira_zero_hard_reg_set.
848 * ira.c (setup_reg_subclasses): Likewise.
849 (setup_cover_and_important_classes): Likewise.
850 (setup_class_translate): Likewise.
851 (setup_reg_class_intersect_union): Likewise.
852 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
853 (ira_init_once): Don't initialize them.
855 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
857 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
859 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
861 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
863 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
865 Improved branch hints, safe hints, and scheduling.
867 * haifa-sched.c (sched_emit_insn) : Define.
868 * sched-int.h (sched_emit_insn) : Add prototype.
869 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
870 -mhint-max-distance -msafe-hints) : Document.
871 * config/spu/spu.c (spu_flag_var_tracking): New.
872 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
873 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
874 TARGET_ASM_FILE_START): Define.
875 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
876 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
877 (spu_emit_branch_hint): Add blocks argument.
878 (insert_branch_hints, insert_nops): Remove.
879 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
880 uses_ls_unit, spu_sched_init_global, spu_sched_init,
881 spu_sched_reorder, asm_file_start): New functions.
882 (clock_var, spu_sched_length, pipe0_clock,
883 pipe1_clock, prev_clock_var, prev_priority,
884 spu_ls_first, prev_ls_clock): New static variables.
885 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
886 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
887 (nopn_nv): Add a non-volatile version of nop.
888 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
889 -mhint-max-distance, -msafe-hints): New options.
891 2008-09-05 Janis Johnson <janis187@us.ibm.com>
892 Samuel Tardieu <sam@rfc1149.net>
894 * opts.c (decode_options): Combine nested if statements.
897 * opts.c (decode_options): Handle more relationships among
898 unit-at-a-time, toplevel-reorder, and section-anchors.
900 2008-09-05 David Daney <ddaney@avtrex.com>
902 * doc/install.texi (--enable-reduced-reflection): Document new option.
904 2008-09-05 Bob Wilson <bob.wilson@acm.org>
906 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
908 (constantpool_operand): New.
909 (move_operand): Disallow sub-word modes for the constant pool.
910 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
911 (xtensa_secondary_reload_class): Replace with....
912 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
913 Set icode for sub-word reloads from the constant pool.
914 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
915 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
916 * config/xtensa/xtensa.md (reload<mode>_literal): New.
917 * config/xtensa/xtensa-protos.h: Update prototypes.
919 2008-09-05 Joseph Myers <joseph@codesourcery.com>
921 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
922 (REG_CLASS_NAMES): Update.
923 (REG_CLASS_CONTENTS): Update.
924 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
925 of ALL_REGS for regs 77 and 78.
926 * function.c (instantiate_virtual_regs_in_insn): Assert that
927 return value of simplify_gen_subreg is not NULL.
929 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
931 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
932 (gen_rtvec_v): Fix coding standards.
934 2008-09-04 Jan Hubicka <jh@suse.cz>
936 * i386.c (decide_alg): Be more conservative about optimizing for size.
938 2008-09-04 Ian Lance Taylor <iant@google.com>
940 * varasm.c (narrowing_initializer_constant_valid_p): New
942 (initializer_constant_valid_p): Call it.
944 2008-09-04 Jeff Law <law@redhat.com>
946 * fold-const.c (native_encode_real): Fix computation of WORDS.
947 (native_interpret_real): Likewise.
949 2008-09-04 Janis Johnson <janis187@us.ibm.com>
951 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
953 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
955 * ira-conflicts.c (process_regs_for_copy): Check insn to check
956 that the cost is already taken into account in ira-costs.c
958 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
960 * ira-build.c (print_copy, print_copies, ira_debug_copy,
961 ira_debug_copies): New.
962 (ira_bulid): Call print_copies.
964 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
966 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
969 * config/rs6000/rs6000.c (optimization_options): Remove check of
972 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
974 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
975 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
976 second operand is a reg_imm10_operand.
977 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
978 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
979 (*seq_<GPR:mode><GPR2:mode>): Rename to
980 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
982 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
983 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
985 (*sne_<GPR:mode><GPR2:mode>): Rename to
986 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
989 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
991 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
992 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
993 combining an arithmetic right shift by more than 31 and a
994 trunction. Don't match for out-of-range shift amounts. Set
995 attribute mode to <MODE>.
996 (*lshr32_trunc<mode>): Name the pattern combining a logical right
997 shift by 32 and and a truncation. Set attribute mode to <MODE>.
998 (*<optab>_trunc<mode>_exts): New pattern for truncated right
999 shifts by less than 32.
1000 (extv): Change predicate on first operand to accept registers.
1001 Change predicate of the other operands from immediate_operand to
1002 const_int_operand. Expand exts when source is a register.
1003 (extzv): Change predicate of the constant operands from
1004 immediate_operand to const_int_operand.
1005 (extzv<mode>): Change predicate of the constant operands from
1006 immediate_operand to const_int_operand and no constraint. Also
1008 (*extzv_trunc<mode>_exts): New pattern.
1010 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1012 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1013 * config/mips/mips-protos.h (mask_low_and_shift_p,
1014 mask_low_and_shift_len): Declare.
1015 * config/mips/mips.c (mask_low_and_shift_p,
1016 mask_low_and_shift_len): New functions.
1017 (mips_print_operand): Handle new operand prefix "m".
1018 * config/mips/mips.md (*cins<mode>): New pattern.
1020 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1022 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1023 optimizing for size.
1025 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1027 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1028 regardless of epilogue_completed.
1030 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1033 * ira-lives.c (process_bb_node_lives): Check setjmp.
1035 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1038 * ira-build.c (form_loop_tree): Reverse BB walk.
1039 (create_bb_allocnos): Likewise.
1040 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1041 (mark_reg_store): Rename to...
1042 (mark_ref_live): ...this and take a df_ref argument instead of
1043 note_stores arguments. Assert that we have a register.
1044 (mark_reg_clobber): Delete.
1045 (def_conflicts_with_inputs_p): New function.
1046 (mark_reg_conflicts): Delete.
1047 (mark_reg_death): Rename to...
1048 (mark_ref_dead): ...this and take a df_ref argument instead of
1049 a register. Assert that we have a register.
1050 (process_bb_node_lives): Hoist frequency calculation out of
1051 instruction walk. Convert from a forwards scan to a backwards scan.
1052 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1053 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1054 (create_allocno_live_ranges): Don't create regs_set.
1056 2008-09-04 Ian Lance Taylor <iant@google.com>
1058 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1059 or REG_LABEL_TARGET.
1060 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1061 comparing MODE with MEM.
1062 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1063 comparing with GF_PREDICT_TAKEN.
1064 (gimple_get_lhs): Change code to enum gimple_code.
1065 (gimple_set_lhs): Likewise.
1066 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1067 * omp-low.c (find_omp_clause): Change kind parameter to enum
1069 * tree-flow.h (find_omp_clause): Update declaration.
1070 * regrename.c (clear_dead_regs): Change kind parameter to enum
1072 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1074 * see.c (see_get_extension_data): Change return type to enum
1075 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1076 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1077 (see_gen_normalized_extension): Change extension_code parameter to
1079 (see_seek_pre_extension_expr): Change extension_code to enum
1081 (see_merge_one_def_extension): Likewise.
1082 (see_handle_relevant_defs): Likewise.
1083 (see_handle_relevant_uses): Likewise.
1084 (see_analyze_one_def): Likewise.
1085 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1086 GIMPLE_ASM rather than ASM_EXPR.
1087 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1088 GIMPLE_RETURN rather than RETURN_EXPR.
1089 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1090 (evaluate_stmt): Likewise.
1091 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1092 to enum vect_relevant.
1093 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1094 compare gimple codes with tree codes.
1096 2008-09-04 Paul Brook <paul@codesourcery.com>
1098 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1100 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1102 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1103 pointer check lost in the recent no-unit-at-a-time patch.
1105 2008-09-04 Jan Hubicka <jh@suse.cz>
1108 * tree-switch-conversion.c (check_final_bb): Accept only IP
1111 2008-09-04 Jan Hubicka <jh@suse.cz>
1113 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1115 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1116 using_ranges argument.
1117 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1118 (vrp_visit_cond_stmt): Update call of
1119 vrp_evaluate_conditional_warnv_with_ops
1121 2008-09-04 Jan Hubicka <jh@suse.cz>
1123 PR tree-optimization/37345
1124 PR tree-optimization/37358
1125 PR tree-optimization/37357
1126 * tree.c (build_function_type_skip_args): Build distinct type copy;
1128 (build_function_decl_skip_args): Set type of new decl not orig decl;
1129 clear DECL_VINDEX for methods turned into functions.
1131 2008-09-04 Nick Clifton <nickc@redhat.com>
1133 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1134 * configure: Regenerate.
1135 * config.in: Regenerate.
1136 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1137 alignment field, if it is supported.
1139 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1141 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1144 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1146 * config/rs6000/rs6000.c (processor_target_table): Do not
1147 enable VMX for POWER6.
1149 2008-09-03 Anton Blanchard <anton@samba.org>
1151 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1152 emit memory barrier before operation.
1154 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1157 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1158 default_elf_asm_output_external.
1160 2008-09-03 Jeff Law <law@redhat.com>
1162 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1164 2008-09-03 Richard Henderson <rth@redhat.com>
1166 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1167 memory barrier to below the test-and-set.
1168 (alpha_split_lock_test_and_set_12): Likewise.
1170 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1174 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1177 * ira-color.c (print_loop_title): Use all_allocnos.
1178 (color_pass): Ditto. Don't add border_allocnos. Check that
1179 subloop allocno in the correspdoning bitmap all_allocnos.
1181 * ira-emit.c (change_loop): Use all_allocnos.
1183 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1185 (ira_create_allocno): Set up all_allocnos bit for the created
1187 (create_cap_allocno): Remove setting mentioned_allocnos.
1188 (create_insn_allocnos): Ditto.
1189 (remove_unnecessary_allocnos): Use all_allocnos.
1190 (check_allocno_creation): Check that allocnos are in the
1191 corresponding bitmap all_allocnos.
1193 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1197 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
1198 (process_regs_for_copy): Process subregs. Refine check when cost
1199 is taken into account in ira-costs.c.
1200 (process_reg_shuffles): Use REG_SUBREG_P.
1201 (add_insn_allocno_copies): Ditto. Ignore modes.
1203 * ira-color.c (conflict_allocno_vec): New.
1204 (COST_HOP_DIVISOR): New macro.
1205 (update_copy_costs_1): Use it.
1206 (update_conflict_hard_regno_costs): New function.
1207 (assign_hard_reg): Use it.
1208 (ira_color): Allocate and free conflict_allocno_vec.
1210 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1214 * ira-int.h (ira_sort_insn_chain): Remove.
1216 * ira.c (basic_block_order_nums, chain_insn_order,
1217 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
1218 (ira): Don't call ira_sort_insn_chain.
1220 * reload1.c (reload): Don't call ira_sort_insn_chain.
1222 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1225 * cgraphunit.c (update_call_expr): Remove eh regions from statements
1226 which become non throw.
1227 (cgraph_function_versioning): Also clear DECL_WEAK. Call
1228 update_call_expr after updating the flags on the decl.
1230 2008-09-03 Jan Hubicka <jh@suse.cz>
1232 PR tree-optimization/37315
1233 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
1234 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
1235 (cgraph_analyze_functions): Use node->analyzed
1236 (cgraph_mark_functions_to_output): Likewise.
1237 (cgraph_expand_function): All functions can be released after
1239 (cgraph_optimize): Use gimple_has_body_p.
1240 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
1241 (cgraph_decide_inlining_incrementally): Likewise.
1242 (inline_transform): Inline transform.
1243 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
1245 (inlinable_function_p): Drop gimple_body check.
1246 (expand_call_inline): Use gimple_has_body_p.
1247 * gimple.c (gimple_has_body_p): New.
1248 * gimple.h (gimple_has_body_p): Add prototype.
1249 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
1250 (dump_function_to_file): Use gimple_has_body_p check.
1252 2008-09-03 Jakub Jelinek <jakub@redhat.com>
1255 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
1257 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
1259 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1261 From Michael Frysinger <michael.frysinger@analog.com>
1262 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
1263 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
1266 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
1269 * doc/extend.texi: Document picoChip builtin functions.
1270 * doc/invoke.texi: Document picoChip options.
1271 * doc/contrib.texi: Add picoChip contribution.
1272 * doc/md.texi: Document picoChip constraints.
1273 * config.gcc: Add picochip-*-*.
1274 * config/picochip/: Add new port.
1276 2008-09-03 Richard Guenther <rguenther@suse.de>
1278 PR tree-optimization/37328
1279 * tree-sra.c (sra_build_assignment): Gimplify properly.
1280 (generate_copy_inout): Take the correct stmt as definition,
1281 remove bogus assert.
1283 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1285 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
1288 From Michael Frysinger <michael.frysinger@analog.com>
1289 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
1291 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
1293 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
1294 (__gthread_setspecific): Revert 2008-08-31 change to
1295 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
1297 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
1299 * diagnostic.c (error_at): New.
1300 * toplev.h (error_at): New prototype.
1301 * c-typeck.c (build_array_ref): Call error_at instead of error.
1302 Pass location to pedwarn.
1304 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
1306 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
1308 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1310 * dwarf2out.c (tree_add_const_value_attribute): Only handle
1311 VAR_DECL and CONST_DECL.
1313 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1314 Jakub Jelinek <jakub@redhat.com>
1316 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
1317 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
1318 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
1319 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
1320 Don't set ix86_save_varrargs_registers.
1321 (ix86_setup_incoming_varargs): Assume cum != NULL.
1322 (ix86_va_start): Check ix86_varargs_gpr_size and
1323 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
1324 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
1325 from frame pointer if ix86_varargs_gpr_size == 0.
1326 (ix86_compute_frame_layout): Updated.
1327 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
1328 (ix86_varargs_gpr_size): Define.
1329 (ix86_varargs_fpr_size): Likewise.
1330 (machine_function): Remove save_varrargs_registers.
1331 Add varargs_gpr_size and varargs_fpr_size.
1333 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1335 * config/alpha/alpha.c (va_list_skip_additions,
1336 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
1337 (alpha_gimplify_va_arg): Call unshare_expr on second use of
1340 PR tree-optimization/36766
1341 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
1342 for already removed basic blocks.
1345 * real.c (real_maxval): Clear a lower bit to make real_maxval
1346 match get_max_float for IBM long double format.
1348 2008-09-02 Andreas Schwab <schwab@suse.de>
1350 * configure.ac: Use m4_quote to quote the expansion of m4_do.
1351 * configure: Regenerate.
1353 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
1355 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
1356 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
1357 checking for a non-VOID CONSTANT_P.
1359 2008-09-02 Jan Hubicka <jh@suse.cz>
1361 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
1362 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
1365 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
1367 * expr.c (emit_group_store): Don't assert stack temp mode size.
1369 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
1370 Tobias Grosser <grosser@fim.uni-passau.de>
1371 Jan Sjodin <jan.sjodin@amd.com>
1372 Harsha Jagasia <harsha.jagasia@amd.com>
1373 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1374 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1375 Adrien Eliche <aeliche@isty.uvsq.fr>
1377 Merge from graphite branch.
1380 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
1381 * doc/invoke.texi (-floop-block, -floop-interchange,
1382 -floop-strip-mine): Document new flags.
1383 * tree-into-ssa.c (gimple_vec): Moved...
1384 * tree-loop-distribution.c (rdg_component): Moved...
1385 * cfgloopmanip.c: Include tree-flow.h.
1386 (update_dominators_in_loop): New.
1387 (create_empty_if_region_on_edge): New.
1388 (create_empty_loop_on_edge): New.
1389 (loopify): Use update_dominators_in_loop.
1390 * tree-pass.h (pass_graphite_transforms): Declared.
1391 * configure: Regenerate.
1392 * tree-phinodes.c (make_phi_node): Export.
1393 (add_phi_node_to_bb): New, split from create_phi_node.
1394 * tree-chrec.c (for_each_scev_op): New.
1395 * tree-chrec.h (for_each_scev_op): Declared.
1396 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
1397 (remove_statement): Call get_phi_with_result.
1398 * config.in (HAVE_cloog): Undef.
1399 * gdbinit.in (pgg): New.
1400 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
1401 * tree-ssa-loop.c (graphite_transforms): New.
1402 (gate_graphite_transforms): New.
1403 (pass_graphite_transforms): New.
1404 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
1405 HAVE_cloog): Defined.
1406 * tree-vectorizer.c (rename_variables_in_bb): Export.
1407 * tree-data-ref.c (dr_may_alias_p): Export.
1408 (stmt_simple_memref_p): New.
1409 (find_data_references_in_stmt): Export.
1410 (find_data_references_in_loop): Export.
1411 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
1412 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
1413 (create_rdg_vertices): Export.
1414 (build_empty_rdg): New.
1415 (build_rdg): Call build_empty_rdg. Free dependence_relations.
1416 * tree-data-ref.h (rdg_component): ... here.
1418 (struct data_reference): Add a field scop.
1420 (find_data_references_in_loop): Declared.
1421 (find_data_references_in_stmt): Declared.
1422 (create_rdg_vertices): Declared.
1423 (dr_may_alias_p): Declared.
1424 (stmt_simple_memref_p): Declared.
1425 (struct rdg_edge): Add a field ddr_p relation.
1426 (build_empty_rdg): Declared.
1427 * lambda.h (lambda_matrix): Declare a VEC of.
1428 (find_induction_var_from_exit_cond): Declared.
1429 (lambda_vector_compare): New.
1430 * common.opt (fgraphite, floop-strip-mine,
1431 floop-interchange, floop-block): New flags.
1432 * lambda-code.c (find_induction_var_from_exit_cond): Export.
1433 * cfgloop.c (is_loop_exit): New.
1434 * cfgloop.h (is_loop_exit): Declared.
1435 (create_empty_if_region_on_edge): Declared.
1436 (create_empty_loop_on_edge): Declared.
1437 * tree-flow.h (add_phi_node_to_bb): Declared.
1438 (make_phi_node): Declared.
1439 (rename_variables_in_bb): Declared.
1440 (perfect_loop_nest_depth): Declared.
1441 (graphite_transform_loops): Declared.
1442 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
1443 (graphite.o-warn): Add -Wno-error.
1444 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
1445 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
1446 (INCLUDES): Add PPLINC, CLOOGINC.
1447 (OBJS-common): Add graphite.o.
1448 (graphite.o): Add rule.
1449 * gimple.h (gimple_vec): ... here.
1450 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
1451 * passes.c (init_optimization_passes): Schedule
1452 pass_graphite_transforms.
1454 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
1457 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
1458 and -fno-toplevel-reorder after handle_options.
1460 2008-09-02 Paul Brook <paul@codesourcery.com>
1462 * config/arm/arm.c (arm_tune_cortex_a9): Define.
1463 (arm_override_options): Set arm_tune_cortex_a9.
1464 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
1465 (arm_issue_rate): Handle cortexa9.
1466 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
1467 * config/arm/arm-cores.def: Add cortex-a9.
1468 * config/arm/arm-tune.md: Regenerate.
1469 * config/arm/arm.md: Include cortex-a9.md.
1470 (generic_sched, generic_vfp): Add cortexa9.
1471 * config/arm/cortex-a9.md: New file.
1473 2008-09-02 Richard Guenther <rguenther@suse.de>
1475 PR tree-optimization/37327
1476 * tree-vrp.c (register_new_assert_for): Make sure to not have
1477 TREE_OVERFLOW set on the bound.
1479 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
1481 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
1483 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
1484 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1487 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1489 * gcc/config/spu/spu.md (divdf3): Removed.
1491 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1493 PR tree-optimization/37095
1494 * cgraph.c (cgraph_node): When creating new cgraph node after
1495 assembler_name_hash has been populated, record it in the hash
1498 2008-09-01 Paul Brook <paul@codesourcery.com>
1500 * doc/invoke.texi: Document -mword-relocations.
1501 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1502 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1503 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1504 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1505 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1506 (arm_emit_movpair): New function.
1507 (arm_print_operand <c>): Handle sybolic addresses.
1508 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1509 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1510 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1511 * config/arm/arm.opt: Add -mword-relocations.
1512 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1513 (arm_movt, arm_movw): New.
1515 2008-09-01 Paul Brook <paul@codesourcery.com>
1517 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1518 Allow Interworking on ARMv4 EABI based targets.
1519 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1520 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1522 2008-09-01 Paul Brook <paul@codesourcery.com>
1524 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1525 optimized LT0 test. Remove optimization for GT.
1527 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1529 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1530 openmp applications.
1531 * pa-hpux11.h (LIB_SPEC): Likewise.
1533 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
1536 2008-09-01 Jan Hubicka <jh@suse.cz>
1538 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1539 present, use only counts; when guessed use only frequencies.
1540 (estimate_bb_frequencies): Use function_frequency.
1541 * profile.c (compute_branch_probabilities): Exit early when
1542 profile reading failed. Set profile_status.
1543 (branch_prob): Do not set profile_status.
1545 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1547 * tree.c (protected_set_expr_location): New.
1548 * tree.h (protected_set_expr_location): New prototype.
1549 * c-tree.h (build_array_ref): Add argument.
1550 (parser_build_unary_op): Same.
1551 * c-typeck.c (build_indirect_ref): Handle new location argument.
1552 (build_array_ref): Same.
1553 (parser_build_unary_op): Same.
1554 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1556 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1558 * c-common.c (finish_label_address_expr): Handle new location argument.
1559 * c-common.h (build_indirect_ref): Add argument.
1560 (finish_label_address_expr): Same.
1561 * c-parser.c (c_parser_unary_expression): Pass location to build
1563 (c_parser_postfix_expression): Same.
1565 2008-09-01 Paul Brook <paul@codesourcery.com>
1567 * config/arm/arm.md: Include cortex-r4f.md.
1568 (attr fpu): Update type list.
1569 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1570 fconstd, fcmps and fcmpd.
1571 (attr tune_cortexr4): Define.
1572 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1573 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1574 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1575 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1576 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
1577 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1578 cortex_a8_vfp_farith: Ditto.
1579 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1580 * config/arm/cortex-r4.md: Use tune_cortexr4.
1581 * config/arm/cortex-r4f.md: New file.
1583 2008-09-01 Richard Guenther <rguenther@suse.de>
1585 PR tree-optimization/37305
1586 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1587 the result of constant conversions.
1588 (fold_gimple_assign): Likewise.
1590 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1592 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1593 #ifdef ENABLE_CHECKING.
1595 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1597 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1598 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1599 when !INSN_SCHEDULING.
1601 2008-09-01 Andreas Schwab <schwab@suse.de>
1603 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1605 2008-09-01 Paul Brook <paul@codesourcery.com>
1607 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1609 2008-09-01 Jan Hubicka <jh@suse.cz>
1611 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1613 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
1615 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1616 * gimplify.c (gimplify_init_constructor): Add speed operand.
1617 * tree-sra.c (decide_block_copy): Likewise.
1618 * tree-inline.c (estimate_move_cost): Likewise.
1619 * config/alpha/alpha.h (MOVE_RATIO): Update.
1620 * config/frv/frv.c (MOVE_RATIO): Update.
1621 * config/spu/spu.h (MOVE_RATIO): Update.
1622 * config/sparc/sparc.h (MOVE_RATIO): Update.
1623 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1624 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1625 * config/cris/cris.h (MOVE_RATIO): Update.
1626 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1627 * config/arm/arm.h (MOVE_RATIO): Update.
1628 * config/pa/pa.md: Update uses of MOVE_RATIO
1629 * config/pa/pa.h (MOVE_RATIO): Update.
1630 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
1631 CLEAR_RATIO, SET_RATIO): Update.
1632 * config/h8300/h8300.h (MOVE_RATIO): Update.
1633 * config/v850/v850.h (MOVE_RATIO): Update.
1634 * config/bfin/bfin.h (MOVE_RATIO): Update.
1636 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1637 Dmitry Melnik <dm@ispras.ru>
1638 Dmitry Zhurikhin <zhur@ispras.ru>
1639 Alexander Monakov <amonakov@ispras.ru>
1640 Maxim Kuvyrkov <maxim@codesourcery.com>
1642 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1643 sel-sched-dump.c, sel-sched-ir.c: New files.
1644 * Makefile.in (OBJS-common): Add selective scheduling object
1646 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1647 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1648 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1649 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1650 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1651 (make_forwarder_block): Update loop latch if we have redirected
1652 the loop latch edge.
1653 * cfgloop.c (get_loop_body_in_custom_order): New function.
1654 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1655 (CP_FALLTHRU_PREHEADERS): Likewise.
1656 (get_loop_body_in_custom_order): Declare.
1657 * cfgloopmanip.c (has_preds_from_loop): New.
1658 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1659 Assert that the preheader edge will be fall thru when it is set.
1660 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1661 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1662 fsel-sched-substitution, fselective-scheduling): New flags.
1663 * cse.c (hash_rtx_cb): New.
1665 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1666 sel_sched_insn_cnt): New counters.
1667 * final.c (compute_alignments): Export. Free dominance
1668 info after loop_optimizer_finalize.
1669 * genattr.c (main): Output maximal_insn_latency prototype.
1670 * genautomata.c (output_default_latencies): New.
1671 Factor its code from ...
1672 (output_internal_insn_latency_func): ... here.
1673 (output_internal_maximal_insn_latency_func): New.
1674 (output_maximal_insn_latency_func): New.
1675 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1676 (struct hard_reg_set_iterator): New.
1677 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1678 hard_reg_set_iter_next): New functions.
1679 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1680 * lists.c (remove_free_INSN_LIST_node,
1681 remove_free_EXPR_LIST_node): New functions.
1682 * loop-init.c (loop_optimizer_init): When
1683 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
1684 calling create_preheaders.
1685 (loop_optimizer_finalize): Do not verify flow info after reload.
1686 * recog.c (validate_replace_rtx_1): New parameter simplify.
1687 Default it to true. Update all uses. Factor out simplifying
1689 (simplify_while_replacing): ... this new function.
1690 (validate_replace_rtx_part,
1691 validate_replace_rtx_part_nosimplify): New.
1692 * recog.h (validate_replace_rtx_part,
1693 validate_replace_rtx_part_nosimplify): Declare.
1694 * rtl.c (rtx_equal_p_cb): New.
1695 (rtx_equal_p): Use it.
1696 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1697 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1698 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1699 * vecprim.h: Add a vector type for unsigned int.
1700 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1701 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1702 ready_try, cycle_issued_insns, spec_info): Make global.
1703 (readyp): Initialize.
1704 (dfa_lookahead): New global variable.
1705 (old_max_uid, old_last_basic_block): Remove.
1706 (h_i_d): Make it a vector.
1707 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1709 (after_recovery, adding_bb_to_current_region_p):
1710 New variables to handle correct insertion of the recovery code.
1711 (struct ready_list): Move declaration to sched-int.h.
1712 (rgn_n_insns): Removed.
1713 (rtx_vec_t): Move to sched-int.h.
1714 (find_insn_reg_weight): Remove.
1715 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1716 (haifa_init_h_i_d, haifa_finish_h_i_d):
1717 New functions to initialize / finalize haifa instruction data.
1718 (extend_h_i_d, init_h_i_d): Rewrite.
1719 (unlink_other_notes): Move logic to add_to_note_list. Handle
1720 selective scheduler.
1721 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1722 find_fallthru_edge): Make global, remove static prototypes.
1723 (max_issue): Make global. Add privileged_n and state parameters. Use
1725 (extend_global, extend_all): Removed.
1726 (init_before_recovery): Add new param. Fix the handling of the case
1727 when we insert a recovery code before the EXIT which has a predecessor
1728 with a fallthrough edge to it.
1729 (create_recovery_block): Make global. Rename to
1730 sched_create_recovery_block. Update.
1731 (change_pattern): Rename to sched_change_pattern. Make global.
1732 (speculate_insn): Rename to sched_speculate_insn. Make global.
1733 Split haifa-specific functionality into ...
1734 (haifa_change_pattern): New static function.
1735 (sched_extend_bb): New static function.
1736 (sched_init_bbs): New function.
1737 (current_sched_info): Change type to struct haifa_sched_info.
1738 (insn_cost): Adjust for selective scheduling.
1739 (dep_cost_1): New function. Move logic from ...
1740 (dep_cost): ... here.
1741 (dep_cost): Use dep_cost_1.
1742 (contributes_to_priority_p): Use sched_deps_info instead of
1744 (priority): Adjust to work with selective scheduling. Process the
1745 corner case when all dependencies don't contribute to priority.
1746 (rank_for_schedule): Use ds_weak instead of dep_weak.
1747 (advance_state): New function. Move logic from ...
1748 (advance_one_cycle): ... here.
1749 (add_to_note_list, concat_note_lists): New functions.
1750 (rm_other_notes): Make static. Adjust for selective scheduling.
1751 (remove_notes, restore_other_notes): New functions.
1752 (move_insn): Add two arguments. Update assert. Don't call
1754 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1755 Remove more_issue, max_points. Move the code to initialize
1756 max_lookahead_tries to max_issue.
1757 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1758 ready. Adjust use of move_insn. Call restore_other_notes.
1760 (sched_init, sched_finish): Move Haifa-specific initialization/
1762 (haifa_sched_init, haifa_sched_finish): ... respectively.
1764 (setup_sched_dump): New function.
1765 (haifa_init_only_bb): New static function.
1766 (haifa_speculate_insn): New static function.
1767 (try_ready): Use haifa_* instead of speculate_insn and
1769 (extend_ready, extend_all): Remove.
1770 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1771 (create_check_block_twin, add_to_speculative_block): Use
1772 haifa_insns_init instead of extend_global. Update to use new
1773 initialization functions. Change parameter. Factor out code from
1774 create_check_block_twin to ...
1775 (sched_create_recovery_edges) ... this new function.
1776 (add_block): Remove.
1777 (sched_scan_info): New.
1778 (extend_bb): Use sched_scan_info.
1779 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1780 static functions for walking through scheduling region.
1781 (sched_luids): New vector variable to replace uid_to_luid.
1782 (luids_extend_insn): New function.
1783 (sched_max_luid): New variable.
1784 (luids_init_insn): New function.
1785 (sched_init_luids, sched_finish_luids): New functions.
1786 (insn_luid): New debug function.
1787 (sched_extend_target): New function.
1788 (haifa_init_insn): New static function.
1789 (sched_init_only_bb): New hook.
1790 (sched_split_block): New hook.
1791 (sched_split_block_1): New function.
1792 (sched_create_empty_bb): New hook.
1793 (sched_create_empty_bb_1): New function.
1794 (common_sched_info, ready): New global variables.
1795 (current_sched_info_var): Remove.
1796 (move_block_after_check): Use common_sched_info.
1797 (haifa_luid_for_non_insn): New static function.
1798 (init_before_recovery): Use haifa_init_only_bb instead of
1800 (increase_insn_priority): New.
1801 * modulo-sched.c: (issue_rate): Remove static declaration.
1802 (sms_sched_info): Change type to haifa_sched_info.
1803 (sms_sched_deps_info, sms_common_sched_info): New variables.
1804 (setup_sched_infos): New.
1805 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1806 Do not call regstat_free_calls_crossed.
1807 (sms_print_insn): Use const_rtx.
1808 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1809 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1810 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1811 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1812 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1813 current_sched_info to use it.
1814 (enum reg_pending_barrier_mode): Move to sched-int.h.
1815 (h_d_i_d): New variable. Initialize to NULL.
1816 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1818 (estimate_dep_weak): Remove static declaration.
1819 (sched_has_condition_p): New function. Adjust users of
1820 sched_get_condition to use it instead.
1821 (conditions_mutex_p): Add arguments indicating which conditions are
1823 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1824 argument to indicate whether returned condition is reversed. Do not
1825 generate new rtx when condition should be reversed; indicate it by
1826 setting new argument instead.
1827 (add_dependence_list_and_free): Add deps parameter.
1828 Update all users. Do not free dependence list when
1829 deps context is readonly.
1830 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1832 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1833 (remove_from_deps): New. Use the above functions.
1834 (cur_insn, can_start_lhs_rhs_p): New static variables.
1835 (add_or_update_back_dep_1): Initialize present_dep_type.
1836 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1837 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1838 haifa_note_dep): New functions implementing dependence hooks for
1839 the Haifa scheduler.
1840 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1841 note_dep): New functions.
1842 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1844 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1845 (free_deps): Initialize deps->reg_last.
1846 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1847 sched_analyze_insn): Update to use dependency hooks infrastructure
1848 and readonly contexts.
1849 (deps_analyze_insn): New function. Move part of logic from ...
1850 (sched_analyze): ... here. Also move some logic to ...
1851 (deps_start_bb): ... here. New function.
1852 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1854 (sched_deps_init): New function. Move code from ...
1855 (init_dependency_caches): ... here. Remove.
1856 (init_deps_data_vector): New.
1857 (sched_deps_finish): New function. Move code from ...
1858 (free_dependency_caches): ... here. Remove.
1859 (init_deps_global, finish_deps_global): Adjust for use with
1860 selective scheduling.
1861 (get_dep_weak): Move logic to ...
1862 (get_dep_weak_1): New function.
1863 (ds_merge): Move logic to ...
1864 (ds_merge_1): New static function.
1865 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1866 (ds_get_max_dep_weak): New function.
1867 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1868 (n_insns): Rename to rgn_n_insns.
1869 (debug_ebb_dependencies): New function.
1870 (init_ready_list): Use it.
1871 (begin_schedule_ready): Use sched_init_only_bb.
1872 (ebb_print_insn): Indicate when an insn starts a new cycle.
1873 (contributes_to_priority, compute_jump_reg_dependencies,
1874 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1875 (add_block1): Remove to ebb_add_block.
1876 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1877 (schedule_ebb): Initialize them. Use remove_notes instead of
1878 rm_other_notes. Use haifa_local_init/finish.
1879 (schedule_ebbs): Use haifa_sched_init/finish.
1880 * sched-int.h: Include vecprim.h, remove rtl.h.
1881 (struct ready_list): Delete declaration.
1882 (sched_verbose_param, enum sched_pass_id_t,
1883 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1884 (struct sched_scan_info_def): New structure.
1885 (sched_scan_info, sched_scan, sched_init_bbs,
1886 sched_init_luids, sched_finish_luids, sched_extend_target,
1887 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1888 (struct common_sched_info_def): New.
1889 (common_sched_info, haifa_common_sched_info,
1890 sched_emulate_haifa_p): Declare.
1892 (sched_luids): Declare.
1893 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1894 (sched_max_luid, insn_luid): Declare.
1895 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1896 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1897 print_insn, print_pattern, print_value, haifa_classify_insn,
1898 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1899 setup_sched_dump, sched_init, sched_finish,
1900 sel_insn_is_speculation_check): Export.
1901 (struct ready_list): Move from haifa-sched.c.
1902 (ready_try, ready, max_issue): Export.
1903 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1904 sched_init_only_bb, sched_split_block, sched_split_block_1,
1905 sched_create_empty_bb, sched_create_empty_bb_1,
1906 sched_create_recovery_block, sched_create_recovery_edges): Export.
1907 (enum reg_pending_barrier_mode): Export.
1908 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1910 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1911 print_insn field. Move add_block and fix_recovery_cfg to
1912 common_sched_info_def. Move compute_jump_reg_dependencies,
1914 (struct sched_deps_info_def): ... this new structure.
1915 (sched_deps_info): Declare.
1916 (struct spec_info_def): Remove weakness_cutoff, add
1917 data_weakness_cutoff and control_weakness_cutoff.
1918 (spec_info): Declare.
1919 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1921 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1922 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1923 (current_sched_info): Change type to struct haifa_sched_info.
1924 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1925 (h_d_i_d): New variable.
1926 (HDID): New accessor macro.
1927 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1928 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1930 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1931 (enum SCHED_FLAGS): Update for selective scheduler.
1932 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1933 (init_dependency_caches, free_dependency_caches): Delete declarations.
1934 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1935 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1936 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1937 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1938 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1940 (rm_other_notes): Delete declaration.
1941 (schedule_block): Remove one argument.
1942 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1943 ready_element, ready_lastpos, sched_extend_ready_list,
1944 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1945 concat_note_lists): Export.
1946 (struct region): Move from sched-rgn.h.
1947 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1948 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1949 BLOCK_TO_BB, CONTAINING_RGN): Export.
1950 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1951 (current_nr_blocks, current_blocks, target_bb): Likewise.
1952 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1953 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1954 sched_rgn_local_init, extend_regions,
1955 rgn_make_new_region_out_of_new_block, compute_priorities,
1956 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1957 extend_rgns, deps_join rgn_setup_common_sched_info,
1958 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1959 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1960 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1961 increase_insn_priority): Likewise.
1962 * sched-rgn.c: Include sel-sched.h.
1963 (ref_counts): New static variable. Use it ...
1964 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1965 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1966 (sched_is_disabled_for_current_region_p): Delete static declaration.
1967 (struct region): Move to sched-int.h.
1968 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1969 ebb_head): Define and initialize.
1970 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1971 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1972 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1974 (find_single_block_region): Add new argument to indicate that EBB
1975 regions should be constructed.
1976 (debug_live): Delete declaration.
1977 (current_nr_blocks, current_blocks, target_bb):
1978 Remove static qualifiers.
1979 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1981 (init_regions): Delete declaration.
1982 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1983 rgn_estimate_number_of_insns): New.
1984 (too_large): Use estimate_number_of_insns.
1985 (haifa_find_rgns): New. Move the code from ...
1986 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1987 (free_trg_info): New.
1988 (compute_trg_info): Allocate candidate tables here instead of ...
1989 (init_ready_list): ... here.
1990 (rgn_print_insn): Use const_rtx.
1991 (contributes_to_priority, extend_regions): Delete static declaration.
1992 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1993 (add_block1): Rename to rgn_add_block.
1994 (debug_rgn_dependencies): Delete static qualifier.
1995 (new_ready): Use sched_deps_info. Simplify.
1996 (rgn_common_sched_info, rgn_const_sched_deps_info,
1997 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
1999 (region_sched_info): Rename to rgn_const_sched_info.
2000 (deps_join): New, extracted from ...
2001 (propagate_deps): ... here.
2002 (compute_block_dependences, debug_dependencies): Update for selective
2004 (free_rgn_deps, compute_priorities): New functions.
2005 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2006 sched_rgn_compute_dependencies): New functions.
2007 (schedule_region): Use them.
2008 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2009 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2011 (schedule_insns): Call new functions that were split out.
2012 (rgn_make_new_region_out_of_new_block): New.
2013 (get_rgn_sched_max_insns_priority): New.
2014 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2015 scheduling when appropriate.
2016 * sched-vis.c: Include insn-attr.h.
2017 (print_value, print_pattern): Make global.
2018 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2019 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2020 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2021 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2022 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2023 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2024 hooks. Initialize them to 0.
2025 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2026 * target.h (struct gcc_target): Add them. Rename gen_check field to
2028 * flags.h (sel_sched_switch_set): Declare.
2029 * opts.c (sel_sched_switch_set): New variable.
2030 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2031 pipelining is disabled from command line.
2032 (common_handle_option): Record whether selective scheduling is
2033 requested from command line.
2034 * doc/invoke.texi: Document new flags and parameters.
2035 * doc/tm.texi: Document new target hooks.
2036 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2038 (dfa_state_size): Do not declare locally.
2039 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2040 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2041 rs6000_alloc_sched_context, rs6000_set_sched_context,
2042 rs6000_free_sched_context): New functions.
2043 (struct _rs6000_sched_context): New.
2044 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2046 (rs6000_sched_finish): Do not run for selective scheduling.
2048 2008-08-31 Jan Hubicka <jh@suse.cz>
2050 * frv.c (frv_rtx_costs): Update forward declaration.
2051 * spu.c (spu_rtx_costs): Likewise.
2052 * pdp11.c: Include df.h
2053 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2054 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2055 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2056 * iq2000.c (iq2000_address_cost): Add speed argument.
2057 (iq2000_rtx_costs): Likewise.
2058 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2059 update call of mn10300_address_cost.
2060 * mcore.c: Include df.h
2061 (mcore_rtx_costs): Update prototype.
2062 * score3.c: Include df.h
2063 (score3_rtx_costs): Remove speed argument.
2064 * score7.c: Include df.h
2065 (score7_address_cost): Remove speed argument.
2066 * score-protos.h (score_address_cost): Update prototype.
2067 * score.c: Include df.h
2068 (score_rtx_costs): Update call of costs functions.
2069 * v850.c (v850_rtx_costs): Add bool argument.
2071 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2073 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2075 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2077 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2078 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2080 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2082 * mkmap-flat.awk: Add option pe_dll.
2083 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2084 * config/i386/t-cygwin (SHLIB_LC): Add.
2085 * config/i386/t-mingw32 (SHLIB_LC): Add.
2086 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2087 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2088 (LINK_SPEC): Support libgcc_s.
2089 (LIBGCC_SPEC): Support libgcc_s.
2090 (LIBGCC_SONAME): New.
2092 2008-08-31 Jan Hubicka <jh@suse.cz>
2094 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2095 mistakely had old version of patch.
2097 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2098 (ipcp_estimate_growth): New.
2099 (ipcp_insert_stage): Use ipcp_estimate_growth.
2100 * profile.c (branch_prob): When reading failed, do not consider
2103 2008-08-31 Jan Hubicka <jh@suse.cz>
2105 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2106 loop is optimized for speed.
2108 2008-08-31 Richard Guenther <rguenther@suse.de>
2111 * fold-const.c (fold_binary): Retain conversions in folding
2114 2008-08-31 Jan Hubicka <jh@suse.cz>
2116 * postreload-gcse.c (eliminate_partially_redundant_loads):
2117 Use optimize_bb_for_size_p.
2118 * predict.c (maybe_hot_frequency_p): Make inline.
2119 (maybe_hot_count_p): Break out from ...
2120 (maybe_hot_bb_p): ... this one.
2121 (maybe_hot_edge_p): Simplify.
2122 * basic-block.h (probably_cold_bb_p): Remove.
2124 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2127 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2129 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2130 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2131 Also split V4SFmode.
2132 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2135 2008-08-31 Jan Hubicka <jh@suse.cz>
2137 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2139 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2141 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2144 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2147 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2148 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2150 2008-08-31 Jan Hubicka <jh@suse.cz>
2152 * sparc.h (BRANCH_COST): Fix macro definition.
2153 * avr.c (avr_operand_rtx_cost): Add speed argument.
2154 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2156 2008-08-31 Richard Guenther <rguenther@suse.de>
2158 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2159 types instead of operands. Re-instantiate verifying of
2160 binary expression operands.
2162 2008-08-30 Jan Hubicka <jh@suse.cz>
2164 * fwprop.c (should_replace_address): Add speed attribute.
2165 (PR_OPTIMIZE_FOR_SPEED): New flag.
2166 (propagate_rtx_1): Use it.
2167 (propagate_rtx): Set it.
2168 (try_fwprop_subst): Update call of rtx_costs.
2169 (forward_propagate_and_simplify): LIkewise.
2170 * hooks.c (hook_int_rtx_bool_0): New
2171 (hook_bool_rtx_int_int_intp_false): Replace by ...
2172 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2173 * hooks.h (hook_int_rtx_bool_0): New
2174 (hook_bool_rtx_int_int_intp_false): Replace by ...
2175 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2176 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2177 (prepare_cmp_insn): UPdate call of rtx_cost.
2178 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2179 (reload_cse_simplify_operands): Update call of rtx_cost.
2180 (reload_cse_move2add): call of rtx_cost.
2181 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2182 * rtlanal.c (rtx_cost): Add speed argument.
2183 (address_cost): Add speed argument
2184 (default_address_cost): Likewise.
2185 (insn_rtx_cost): Likewise.
2186 * cfgloopanal.c (seq_cost): Add speed argument.
2187 (target_reg_cost, target_spill_cost): Turn to array.
2188 (init_set_costs): Update for speed.
2189 (estimate_reg_pressure_cost): Add speed argument.
2190 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2191 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2192 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2193 (seq_cost): Add speed argument.
2194 (computation_cost): Add speed arugment.
2195 (add_cost, multiply_by_const, get_address_cost): add speed argument.
2196 (force_expr_to_var_cost): Update for profile info.
2197 (force_var_cost): Likewise.
2198 (split_address_cost): Likewise.
2199 (ptr_difference_cost): Likewise.
2200 (difference_cost): Likewise.
2201 (get_computation_cost_at): Likewise.
2202 (determine_iv_cost): Likewise.
2203 (ivopts_global_cost_for_size): Likewise.
2204 (rewrite_use_address): Likewise.
2205 (tree_ssa_iv_optimize_loop): Initialize speed field.
2206 * cse.c (optimize_this_for_speed_p): New static var.
2207 (notreg_cost): Update call of rtx_cost.
2208 (cse_extended_basic_block): set optimize_this_for_speed_p.
2209 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2210 (noce_try_cmove_arith): Likewise.
2211 (noce_try_sign_mask): LIkewise.
2212 * expr.c (compress_float_constant): Update rtx_cost calls.
2213 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
2214 (addr_to_parts): Likewise.
2215 (create_mem_ref): Likewise.
2216 * dse.c (find_shift_sequence): Add speed argument.
2217 (replace_read): Update call.
2218 * calls.c (precompute_register_parameters): Update call of rtx_cost.
2219 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
2220 * neg_cost, shift_cost, shiftadd_cost,
2221 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
2222 mul_highpart_cost): Increase dimension.
2223 (init_expmed): Initialize for both size and speed.
2224 (expand_shift): Use profile.
2225 (synth_mult): Use profile.
2226 (choose_mult_variant): Use profile.
2227 (expand_mult): Use profile.
2228 (expand_mult_highpart_optab): Use profile.
2229 (expand_mult_highpart): Use profile.
2230 (expand_smod_pow2): Use profile.
2231 (expand_divmod): Use profile.
2232 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
2233 * loop-invariant.c (create_new_invariant): Use profile.
2234 (gain_for_invariant): Add speed parameter.
2235 (best_gain_for_invariant): Likewise.
2236 (find_invariants_to_move): Likewise.
2237 (move_single_loop_invariants): Set it.
2238 * target-def.h (TARGET_RTX_COSTS): Use hook.
2239 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
2240 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2241 * output.h (default_address_cost): Update prototype.
2242 * combine.c (optimize_this_for_speed_p): New static var.
2243 (combine_validate_cost): Update call of rtx_cost.
2244 (combine_instructions): Set optimize_this_for_speed_p.
2245 (expand_compound_operation): Update call of rtx_cost.
2246 (make_extraction):Update call of rtx_cost.
2247 (force_to_mode):Update call of rtx_cost.
2248 (distribute_and_simplify_rtx):Update call of rtx_cost.
2249 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
2250 (estimate_reg_pressure_cost): Update prototype.
2251 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
2252 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
2254 * config/alpha/alpha.c (alpha_rtx_costs): Update.
2255 (alpha_rtx_costs): Update.
2256 * config/frv/frv.c (frv_rtx_costs): Update.
2257 * config/s390/s390.c (s390_rtx_costs): Update.
2258 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
2259 (m32c_rtx_costs): Update.
2260 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
2261 (spu_rtx_costs): Update.
2262 * config/sparc/sparc.c (sparc_rtx_costs): Update.
2263 * config/m32r/m32r.c (m32r_rtx_costs): Update.
2264 * config/i386/i386.c (:ix86_address_cost): Update.
2265 (ix86_rtx_costs): Update.
2266 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
2267 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
2268 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
2269 * config/crx/crx.c (crx_address_cost): Update.
2270 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
2271 * config/stormy16/stormy16.c
2272 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
2273 * config/m68hc11/m68hc11.c
2274 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
2275 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
2276 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
2278 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
2280 * config/ia64/ia64.c (ia64_rtx_costs): Update.
2281 * config/m68k/m68k.c (m68k_rtx_costs): Update.
2282 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
2283 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
2284 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
2285 (mcore_rtx_costs): update.
2286 * config/score/score3.c (score3_rtx_costs): Update.
2287 * config/score/score7.c (score7_rtx_costs): Update.
2288 * config/score/score3.h (score3_rtx_costs):Update.
2289 * config/score/score7.h (score7_rtx_costs): Update.
2290 * config/score/score.c (score_rtx_costs): Update.
2291 * config/arm/arm.c (arm_address_cost): Update.
2292 (arm_rtx_costs_1): Update.
2293 (arm_rtx_costs_1): Update.
2294 (arm_size_rtx_costs): Update.
2295 (arm_size_rtx_costs): Update.
2296 (arm_size_rtx_costs): Update.
2297 (arm_xscale_rtx_costs): Update.
2298 (arm_thumb_address_cost): Update.
2299 * config/pa/pa.c (hppa_address_cost): Update.
2300 * config/mips/mips.c (mips_rtx_costs): Update.
2301 * config/vax/vax.c (vax_address_cost): Update.
2302 * config/h8300/h8300.c (h8300_shift_costs): Update.
2303 (h8300_rtx_costs): Update.
2304 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
2305 (v850_rtx_costs): Update.
2306 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
2307 * config/bfin/bfin.c
2308 (bfin_address_cost): Update.
2309 (bfin_rtx_costs): Update.
2310 * stmt.c (lshift_cheap_p): Update.
2312 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2315 * expmed.c (extract_bit_field_1): Check the mode size to make
2316 sure the vector modes have the same size.
2318 2008-08-29 Michael Meissner <gnu@the-meissners.org>
2320 * dojump.c (top level): Include basic-block.h to declare
2321 optimize_insn_for_speed_p
2323 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
2325 * opts.h (CL_SAVE): New option class for marking options that are
2326 target specific options usable in the target attribute.
2327 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
2329 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
2330 can easily find the target specific options that are safe to use
2331 in the attribute or pragma.
2333 * attribs.c (decl_attributes): Change #pragma GCC option to
2334 #pragma GCC target, and attribute((option(...))) to
2335 attribute((target(...))).
2337 * doc/extend.texi (target attribute): Change from option
2338 attribute. Delete push/pop/reset.
2339 (#pragma GCC target): Change from #pragma GCC option. Delete
2341 (#pragma GCC push_options): Document new pragma.
2342 (#pragma GCC pop_options): Document new pragma.
2343 (#pragma GCC reset_options): Document new pragma.
2345 * targhooks.c (default_target_option_valid_attribute_p): Add
2346 warning about port not supporting target attributes.
2347 (default_target_option_pragma_parse): New function, warn about
2348 #pragma GCC target not being supported.
2350 * targhooks.h (default_target_option_pragma_parse): Add
2353 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
2354 TI_CURRENT_OPTION_PRAGMA.
2355 (current_target_pragma): Rename from current_option_pragma.
2357 * target.h: (struct target_option): Delete booleans for changing
2358 the optimization level on hot/cold functions. Change signature of
2359 pragma_parse hook to take a second tree.
2361 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
2363 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
2364 that the declaration is done at global scope.
2366 * langhooks.c (add_builtin_function_common): Move most of the code
2367 from add_builtin_function here, calling the hook passed in.
2368 (add_builtin_function): Call add_builtin_function_common with
2369 standard builtin hook.
2370 (add_builtin_function_ext_scope): New function to add builtins to
2373 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
2375 (add_builtin_function_ext_scope): Add declaration.
2377 * c-pragma.c (handle_pragma_target): Rename from
2378 handle_pragma_option, #pragma GCC option is now #pragma GCC
2379 target. Move warning about port not supporting target options to
2380 default pragma parse hook. Remove push/pop/reset from this
2382 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
2383 (option_stack): Delete static variable.
2384 (optimize_stack): Ditto.
2385 (optons_stack): New stack of saved target and optimization
2387 (handle_pragma_push_options): New function to handle pushing both
2388 target and optimization options.
2389 (handle_pragma_pop_options): New function to handle popping both
2390 target and optimization options.
2391 (handle_pragma_reset_options): New function to handle resetting
2392 both target and optimization options to their initial state.
2393 (init_pragma): Rename handle_pragma_option to
2394 handle_pragma_target. Add support for push_options, pop_options,
2395 and reset_options pragmas.
2397 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
2398 default_target_option_pragma_parse.
2399 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
2400 default_target_option_valid_attribute_p.
2401 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2402 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2403 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
2404 optimization level on hot/cold functions.
2406 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
2407 if the caller and callee have different optimization levels.
2409 * c-common.c (handle_target_attribute): Rename from
2410 handle_option_attribute, attribute((option(...))) is now
2411 attribute((target(...))). Move warning if the port does not
2412 support target attributes to the default hook.
2413 (handle_hot_attribute): Delete code to change the optimization
2414 level of hot functions.
2415 (handle_cold_attribute): Ditto.
2417 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
2418 argument that is the binary tree options to use if there are no
2419 arguments. Call ix86_valid_target_attribute_tree instead of
2420 ix86_valid_option_attribute_tree.
2421 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
2422 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
2423 ix86_pragma_option_parse.
2425 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2426 Rename from ix86_valid_option_attribute_tree.
2428 * config/i386/i386.c (ix86_add_new_builtins): New function to add
2429 new builtins when the ISA changes.
2430 (ix86_valid_target_attribute_tree): Rename from
2431 ix86_valid_option_attribute_tree. Change callers. If the
2432 function specified optimization options, use those as the starting
2433 point before setting up the target attributes. If the
2434 optimization options were changed in the course of setting the
2435 target attributes, record the new optimization options.
2436 (ix86_valid_target_attribute_tree_inner_p): Rename from
2437 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
2438 ix86_add_new_builtins if the ISA changed.
2439 (ix86_valid_target_attribute_p): Rename from
2440 ix86_valid_option_attribute_p. Change callers.
2441 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
2442 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
2443 as delayed builtin functions.
2444 (struct builtin_isa): New structure to record builtin functions
2445 that should be delayed until the ISA for that function is used.
2446 (ix86_builtins_isa): Change from int to struct to track builtin
2447 functions we want to declare at some point.
2448 (def_builtin): If the front end can delay defining the builtin
2449 functions, don't create builtins for ISAs not part of the default
2451 (def_builtin_const): Ditto.
2452 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
2453 __builtin_ia32_pcmov_v2di to be different builtin functions.
2454 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
2455 a structure instead of an int.
2456 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
2457 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
2458 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2459 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2461 * config/ia64/ia64.h
2462 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
2463 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
2465 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
2466 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
2467 (LANG_HOOKS_INITIALIZER): Add
2468 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
2470 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
2473 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
2474 the reload address with the index register for SFmode
2475 access with a displacement.
2477 2008-08-30 Jan Hubicka <jh@suse.cz>
2479 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
2480 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
2481 * dojump.c (do_jump): Likewise.
2482 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
2483 (note-if_info): Add BRANCH_COST.
2484 (noce_try_store_flag_constants, noce_try_addcc,
2485 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
2486 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
2487 find_if_case_2): Use computed branch cost.
2488 * expr.h (BRANCH_COST): Update default.
2489 * predict.c (predictable_edge_p): New function.
2490 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
2491 Update BRANCH_COST call.
2492 * basic-block.h (predictable_edge_p): Declare.
2493 * config/alpha/alpha.h (BRANCH_COST): Update.
2494 * config/frv/frv.h (BRANCH_COST): Update.
2495 * config/s390/s390.h (BRANCH_COST): Update.
2496 * config/spu/spu.h (BRANCH_COST): Update.
2497 * config/sparc/sparc.h (BRANCH_COST): Update.
2498 * config/m32r/m32r.h (BRANCH_COST): Update.
2499 * config/i386/i386.h (BRANCH_COST): Update.
2500 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
2501 * config/sh/sh.h (BRANCH_COST): Update.
2502 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2503 * config/avr/avr.h (BRANCH_COST): Update.
2504 * config/crx/crx.h (BRANCH_COST): Update.
2505 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2506 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2507 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2508 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2509 * config/ia64/ia64.h (BRANCH_COST): Update.
2510 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2511 * config/arc/arc.h (BRANCH_COST): Update.
2512 * config/score/score.h (BRANCH_COST): Update.
2513 * config/arm/arm.h (BRANCH_COST): Update.
2514 * config/pa/pa.h (BRANCH_COST): Update.
2515 * config/mips/mips.h (BRANCH_COST): Update.
2516 * config/vax/vax.h (BRANCH_COST): Update.
2517 * config/h8300/h8300.h (BRANCH_COST): Update.
2518 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2519 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2520 * doc/tm.texi (BRANCH_COST): Update.
2522 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2525 * config/arm/arm.c (arm_optimization_options): Set
2526 flag_section_anchors to 2 instead of 1 to distinguish it from
2527 -fsection-anchors given explicitely on the command line.
2529 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2531 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2532 final insn of a split.
2534 2008-08-30 Jan Hubicka <jh@suse.cz>
2536 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2537 optimized for speed.
2538 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2539 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2540 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2541 flag_gcse_after_reload_set): New static vars.
2542 (common_handle_option): Enable those flags for profile-use.
2543 (decode_options): Remove optimize_size flags that are handled
2544 on higher granuality.
2545 * tree-vectorizer.c (vectorize_loops): Use
2546 optimize_loop_nest_for_speed_p.
2547 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2548 * tree-predcom.c (tree_predictive_commoning): Use
2549 optimize_loop_for_speed_p.
2550 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
2551 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2552 * predict.c (optimize_loop_for_speed_p): Fix walk.
2554 2008-08-30 Jan Hubicka <jh@suse.cz>
2556 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2558 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2559 profile presence locally.
2561 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2564 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2565 versions before 4.0.
2567 2008-08-29 Jan Hubicka <jh@suse.cz>
2569 * tree-inline.c (insert_init_stmt): Insert sequence even when
2572 2008-08-29 Jeff Law <law@redhat.com>
2574 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2575 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2576 location and class is an FP register.
2578 2008-08-29 Jan Hubicka <jh@suse.cz>
2580 * see.c (see_merge_one_def_extension): Silence used uninitialized
2582 * matrix-reorg.c (check_allocation_function): Likewise.
2583 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2585 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2588 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2589 compute new & and | in type rather than TREE_TYPE (arg0).
2591 * dwarf2out.c (fortran_common): Update comment.
2592 (gen_variable_die): Swap com_die and var_die variables in Fortran
2593 COMMON block handling code.
2595 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2597 * dwarf2out.c (gen_const_die): New function.
2598 (size_of_die, value_format, output_die): Output larger
2599 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2600 (native_encode_initializer): New function.
2601 (tree_add_const_value_attribute): Call it.
2602 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2604 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2605 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2606 TREE_THIS_VOLATILE to add_type_attribute.
2608 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2610 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2613 * dwarf2out.c (loc_by_reference): New function.
2614 (add_location_or_const_value_attribute): Use it.
2617 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2618 as DW_TAG_variable children of DW_TAG_common_block rather than
2619 DW_TAG_member children. Put DW_AT_external to individual
2620 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2622 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2623 loc_descriptor_from_tree_1.
2627 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2628 arguments to imported_module_or_decl.
2629 (debug_nothing_tree_tree): Removed.
2630 (debug_nothing_tree_tree_tree_bool): New prototype.
2631 * debug.c (do_nothing_debug_hooks): Adjust.
2632 (debug_nothing_tree_tree): Removed.
2633 (debug_nothing_tree_tree_tree_bool): New function.
2634 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2635 (gen_variable_die): Put all common vars for the
2636 same COMMON block under one DW_TAG_common_block.
2637 (declare_in_namespace): Return new context_die, for Fortran
2638 return the module DIE instead of adding extra declarations into
2640 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2641 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2642 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2644 (dwarf2out_global_decl): Don't skip Fortran global vars.
2645 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2646 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2647 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2648 DW_TAG_imported_declaration as child of previous
2649 DW_TAG_imported_module.
2650 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2651 * sdbout.c (sdb_debug_hooks): Likewise.
2652 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2654 2008-08-29 Jan Hubicka <jh@suse.cz>
2656 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2658 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2659 * ipa-cp.c (n_cloning_candidates): New static variable.
2660 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2661 (ipcp_print_all_lattices): Improve debug output.
2662 (ipcp_cloning_candidate_p): New function.
2663 (ipcp_initialize_node_lattices): Use it.
2664 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2665 (ipcp_propagate_stage): Prettier debug output.
2666 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2667 (ipcp_print_all_structures): Remove.
2668 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2669 (ipcp_insert_stage): Prettier debug output; call
2670 cgraph_remove_unreachable_nodes before propagating.
2671 (pass_ipa_cp): Schedule function removal pass.
2672 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2674 (cgraph_maybe_hot_edge_p): Move to ...
2675 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2676 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2677 (common_handle_option): Set them; enable ipa-cp when profiling.
2678 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2679 (ipa_print_all_jump_functions): Likewise.
2680 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2681 (ipa_print_node_params, ipa_print_all_params): New.
2682 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2683 ipa_print_all_param_flags): Remove.
2684 (ipa_print_node_params, ipa_print_all_params): New.
2686 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2688 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2689 change from 2008-04-03.
2690 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2692 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2695 * ira-color.c (push_allocnos_to_stack): Truncate
2696 removed_splay_allocno_vec.
2698 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2701 * ira-color (ira_fast_allocation): Don't assign hard registers to
2704 2008-08-29 Jan Hubicka <jh@suse.cz>
2707 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2708 for cold internal loops.
2710 2008-08-29 Richard Guenther <rguenther@suse.de>
2712 * tree-ssa-structalias.c (create_variable_info_for): Do not
2713 create fields for heap vars or vars with a noalias state.
2714 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2717 2008-08-29 Richard Guenther <rguenther@suse.de>
2719 * common.opt (ftree-store-ccp): Mark as preserved for
2720 backward compatibility.
2721 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2722 * tree-pass.h (pass_store_ccp): Remove.
2723 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2724 (first_vdef): Remove declaration.
2725 (get_value_loaded_by): Likewise.
2726 * tree-ssa-ccp.c (do_store_ccp): Remove.
2727 (get_default_value): Simplify as do_store_ccp is always false
2728 now. Do not initialize mem_ref.
2729 (set_value_varying): Likewise.
2730 (canonicalize_float_value): Likewise.
2731 (set_lattice_value): Likewise.
2732 (likely_value): Likewise.
2733 (surely_varying_stmt_p): Likewise.
2734 (ccp_initialize): Likewise.
2735 (ccp_lattice_meet): Likewise.
2736 (ccp_visit_phi_node): Likewise.
2737 (ccp_fold): Likewise.
2738 (evaluate_stmt): Likewise.
2739 (visit_assignment): Likewise.
2740 (ccp_visit_stmt): Likewise.
2741 (execute_ssa_ccp): Fold into ...
2742 (do_ssa_ccp): ... this.
2743 (do_ssa_store_ccp): Remove.
2744 (gate_store_ccp): Likewise.
2745 (pass_store_ccp): Likewise.
2746 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2748 * tree-ssa-propagate.c (first_vdef): Remove.
2749 (get_value_loaded_by): Likewise.
2750 (replace_vuses_in): Likewise.
2751 (substitute_and_fold): Do not call replace_vuses_in.
2752 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2754 2008-08-29 Richard Guenther <rguenther@suse.de>
2757 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2758 PARAM_NOALIAS tags with is_heapvar.
2759 * tree-ssa-operands.c (access_can_touch_variable): Offset
2760 based tests do not apply for heapvars. Fix offset test.
2762 2008-08-29 Jan Hubicka <jh@suse.cz>
2764 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2765 (-fipa-cp-clone): Enabled by default at -O3.
2766 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2767 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2769 2008-08-29 Jan Hubicka <jh@suse.cz>
2771 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2773 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2775 * gimple.c (giple_copy_call_skip_args): New function.
2776 (giple_copy_call_skip_args): Declare.
2778 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2779 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2780 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2781 (ipcp_create_replace_map): Improve debug output.
2782 (ipcp_need_redirect_p): Return false when not clonning.
2783 (ipcp_update_callgraph): Skip args.
2784 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2786 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2787 (save_inline_function_body): Update call of tree_function_versioning.
2788 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2789 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2790 (tree_function_versioning): Likewise.
2791 * tree-inline.h (tree_function_versioning): Update prototype.
2793 2008-08-29 Jan Hubicka <jh@suse.cz>
2795 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2796 * tree-ssa-threadupdate.c (mark_threaded_blocks):
2797 Use optimize_function_for_size_p.
2798 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2799 * postreload-gcse.c (eliminate_partially_redundant_load):
2800 Use optimize_bb_for_size_p.
2801 * value-prof.c (gimple_divmod_fixed_value_transform,
2802 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2803 gimple_stringops_transform): Use optimize_bb_for_size_p.
2804 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2805 * final.c (compute_alignments): Use optimize_function_for_size_p.
2806 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2807 (fold_builtin_strcpy, fold_builtin_fputs): Use
2808 optimize_function_for_size_p.
2809 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2810 * recog.c (relax_delay_slots): Likewise.
2811 * tree-ssa-math-opts.c (replace_reciprocal):
2812 Use optimize_bb_for_speed_p.
2813 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2814 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2815 optimize_function_for_size_p.
2816 (cgraph_decide_inlining_of_small_function): Use
2817 optimize_function_for_size_p.
2818 * global.c (find_reg): Use optimize_function_for_size_p.
2819 * opts.c (decode_options): Do not clear flag_tree_ch,
2820 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
2821 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
2822 work it out from profile.
2823 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2824 optimize_loop_for_speed_p.
2825 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2827 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2828 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2829 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2830 * local-alloc.c (block_alloc): Pass BB pointer.
2831 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2832 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2833 * loop-unroll.c (decide_unrolling_and_peeling):
2834 Use optimize_loop_for_size_p.
2835 (decide_peel_completely): Likewise.
2836 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2837 optimize_loop_for_size_p.
2838 (vect_enhance_data_refs_alignment): Likewise.
2839 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2840 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
2842 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2843 (try_crossjump_bb): Use optimize_bb_for_size_p.
2844 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2845 optimize_loop_for_speed_p.
2846 * bb-reorder.c (find_traces_1_round): Likewise.
2847 (copy_bb): Use optimize_bb_for_speed_p.
2848 (duplicate_computed_gotos): Likewise.
2849 * basic-block.h (optimize_loop_nest_for_size_p,
2850 optimize_loop_nest_for_speed_p): New.
2851 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2853 2008-08-29 Tristan Gingold <gingold@adacore.com>
2855 * gcov.c (main): Call expandargv.
2857 2008-08-29 Jan Hubicka <jh@suse.cz>
2859 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2861 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2863 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2864 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2866 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2868 2008-08-29 Jan Hubicka <jh@suse.cz>
2870 * tree-pass.h (pass_strip_predict_hints): Declare.
2871 * predict.c (strip_builtin_expect): Rename to ...
2872 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2873 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2874 (tree_estimate_probability): Do not strip builtin_expect.
2875 (pass_strip_predict_hints): New pass.
2876 * tree-inline.c (expand_call_inline): When inlining cold function,
2877 predict it as unlikely.
2878 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2880 2008-08-29 Richard Guenther <rguenther@suse.de>
2882 PR tree-optimization/37207
2883 * tree-vrp.c (extract_range_from_binary_expr): Also try
2884 to constant fold if only one of the operands is a constant.
2886 2008-08-29 Nick Clifton <nickc@redhat.com>
2888 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2889 the same way as SYMBOL_REFs.
2891 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2893 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2895 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2897 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2898 * config/mips/mips.md (branch_likely): Remove const. Fix
2900 (define_delay for type "branch"): Change to only apply for branch
2901 with likely variant.
2902 (define_delay for type "branch" and "branch_likely" no). New delay
2904 (equality_op): New code iterator.
2905 (bbv, bbinv): New code attributes.
2906 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2909 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2910 Andrew Pinski <pinskia@gcc.gnu.org>
2913 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2915 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2917 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2918 rule that a symbolic constant must be defined and >= 0 for the
2919 corresponding facility to be present at compile-time.
2920 * gthr-posix.c: Likewise.
2922 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2924 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2925 * config/mips/mips.md (D): New mode attribute.
2926 (mulsi3, muldi3): Merge it into ...
2927 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
2928 (muldi3_mul3): New pattern.
2929 (mulsi3_mult3): Rename to mulsi3_mul3.
2931 2008-08-28 Jan Hubicka <jh@suse.cz>
2933 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2935 * predict.c (always_optimize_for_size_p): Rename to ...
2936 (optimize_function_for_size): ... this one; make extern.
2937 (optimize_function_for_speed_p): New.
2938 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2939 optimize_edge_for_size_p,optimize_edge_for_size_p,
2940 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2941 * basic-block.h (optimize_function_for_size_p,
2942 optimize_function_for_speed_p): Declare.
2943 * i386.md (optimize_size checks): Replace them by appropriate
2945 (standard_80387_constant_p, ix86_compute_frame_layout,
2946 ix86_expand_epilogue, ix86_decompose_address,
2947 print_operand, emit_i387_cw_initialization,
2948 inline_memory_move_cost, ix86_pad_returns,
2949 ix86_reorg): Replace optimize_size checks.
2951 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2953 * rtl.h (simplify_subreg_regno): Declare.
2954 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2955 * simplify-rtx.c (simplify_subreg): ...here.
2956 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2957 subreg_offset_representable_p.
2959 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2962 * c-typeck.c (convert_for_assignment): Give a note describing what
2963 was passed and what was expected.
2965 2008-08-28 Joey Ye <joey.ye@intel.com>
2967 * doc/extend.texi: Document AVX built-in functions.
2968 * doc/invoke.texi: Document -mavx.
2970 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2971 Joey Ye <joey.ye@intel.com>
2972 Xuepeng Guo <xuepeng.guo@intel.com>
2974 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2976 * config/i386/cpuid.h (bit_FMA): New.
2977 (bit_XSAVE): Likewise.
2978 (bit_OSXSAVE): Likewise.
2979 (bit_AVX): Likewise.
2981 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2982 define. Use ASM_OUTPUT_AVX_PREFIX.
2984 * config/i386/gmmintrin.h: New.
2986 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2987 (OPTION_MASK_ISA_AVX_SET): New.
2988 (OPTION_MASK_ISA_FMA_SET): Likewise.
2989 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2990 (OPTION_MASK_ISA_FMA_SET): Likewise.
2991 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2992 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2993 (pta_flags): Add PTA_AVX and PTA_FMA.
2994 (override_options): Handle PTA_AVX and PTA_FMA.
2995 (init_cumulative_args): Handle warn_avx.
2996 (classify_argument): Return 0 for COImode and OImode. Return
2997 1 and X86_64_AVX_CLASS for 256bit vector types.
2998 (examine_argument): Handle X86_64_AVX_CLASS.
2999 (construct_container): Likewise.
3000 (function_arg_advance_32): Pass OImode and 256bit vector types
3002 (function_arg_advance_64): Take a new argument to indicate if a
3003 parameter is named. Handle 256bit vector types. Return
3004 immediately for unnamed 256bit vector mode parameters.
3005 (function_arg_advance): Updated.
3006 (function_arg_32): Add comments for TImode. Handle OImode
3007 and 256bit vector types.
3008 (function_arg_64): Take a new argument to indicate if a
3009 parameter is named. Handle 256bit vector types. Return NULL
3010 for unnamed 256bit vector mode parameters.
3011 (function_arg): Updated.
3012 (setup_incoming_varargs_64): Support
3013 AVX encoding for *sse_prologue_save_insn.
3014 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3015 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3016 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3017 enabled, otherwise return -3.
3018 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3020 (print_reg): Support AVX registers. Handle 'x' and 't'.
3021 Handle 'd' to duplicate the operand.
3022 (print_operand): Likewise. Also support AVX vector compare
3024 (output_387_binary_op): Support AVX.
3025 (output_fp_compare): Likewise.
3026 (ix86_expand_vector_move_misalign): Likewise.
3027 (ix86_attr_length_vex_default): New.
3028 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3029 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3030 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3031 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3032 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3033 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3034 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3035 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3036 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3037 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3038 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3039 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3040 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3041 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3042 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3043 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3044 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3045 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3046 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3047 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3048 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3049 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3050 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3051 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3052 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3053 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3054 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3055 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3056 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3057 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3058 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3059 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3060 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3061 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3062 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3063 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3064 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3065 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3066 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3067 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3068 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3069 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3070 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3071 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3072 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3073 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3074 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3075 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3076 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3077 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3078 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3079 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3080 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3081 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3082 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3083 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3084 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3085 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3086 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3087 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3088 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3089 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3090 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3091 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3092 and IX86_BUILTIN_MOVMSKPS256,
3093 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3094 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3095 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3096 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3097 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3098 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3099 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3100 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3101 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3102 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3103 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3104 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3105 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3106 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3107 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3108 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3109 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3110 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3111 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3112 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3113 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3114 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3115 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3116 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3117 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3118 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3119 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3120 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3121 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3122 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3123 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3124 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3125 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3126 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3127 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3128 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3129 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3130 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3131 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3132 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3133 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3134 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3135 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3136 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3137 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3138 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3139 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3140 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3141 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3142 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3143 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3144 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3145 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3146 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3147 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3148 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3149 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3150 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3152 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3153 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3154 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3155 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3156 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3157 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3158 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3159 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3160 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3161 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3162 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3163 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3164 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3165 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3166 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3167 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3168 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3169 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3170 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3171 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3172 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3173 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3174 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3175 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3176 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3177 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3178 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3179 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3180 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3181 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3182 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3183 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3184 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3185 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3186 IX86_BUILTIN_MOVMSKPS256.
3187 (ix86_init_mmx_sse_builtins): Support AVX builtins.
3188 (ix86_expand_args_builtin): Likewise.
3189 (ix86_expand_special_args_builtin): Likewise.
3190 (ix86_hard_regno_mode_ok): Handle AVX modes.
3191 (ix86_expand_vector_init_duplicate): Likewise.
3192 (ix86_expand_vector_init_one_nonzero): Likewise.
3193 (ix86_expand_vector_init_one_var): Likewise.
3194 (ix86_expand_vector_init_concat): Likewise.
3195 (ix86_expand_vector_init_general): Likewise.
3196 (ix86_expand_vector_set): Likewise.
3197 (ix86_vector_mode_supported_p): Likewise.
3198 (x86_extended_reg_mentioned_p): Check INSN_P before using
3201 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3202 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
3204 * config/i386/i386.h (TARGET_AVX): New.
3205 (TARGET_FMA): Likewise.
3206 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
3207 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
3208 (VALID_AVX256_REG_MODE): New.
3209 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3210 (AVX_FLOAT_MODE_P): Likewise.
3211 (AVX128_VEC_FLOAT_MODE_P): Likewise.
3212 (AVX256_VEC_FLOAT_MODE_P): Likewise.
3213 (AVX_VEC_FLOAT_MODE_P): Likewise.
3214 (ASM_OUTPUT_AVX_PREFIX): Likewise.
3215 (ASM_OUTPUT_OPCODE): Likewise.
3216 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
3218 (SSE_REG_MODE_P): Allow 256bit vector modes.
3219 (ix86_args): Add a warn_avx field.
3221 * config/i386/i386.md (UNSPEC_PCMP): New.
3222 (UNSPEC_VPERMIL): Likewise.
3223 (UNSPEC_VPERMIL2): Likewise.
3224 (UNSPEC_VPERMIL2F128): Likewise.
3225 (UNSPEC_MASKLOAD): Likewise.
3226 (UNSPEC_MASKSTORE): Likewise.
3227 (UNSPEC_CAST): Likewise.
3228 (UNSPEC_VTESTP): Likewise.
3229 (UNSPECV_VZEROALL): Likewise.
3230 (UNSPECV_VZEROUPPER): Likewise.
3231 (XMM0_REG): Likewise.
3232 (XMM1_REG): Likewise.
3233 (XMM2_REG): Likewise.
3234 (XMM3_REG): Likewise.
3235 (XMM4_REG): Likewise.
3236 (XMM5_REG): Likewise.
3237 (XMM6_REG): Likewise.
3238 (XMM8_REG): Likewise.
3239 (XMM9_REG): Likewise.
3240 (XMM10_REG): Likewise.
3241 (XMM11_REG): Likewise.
3242 (XMM12_REG): Likewise.
3243 (XMM13_REG): Likewise.
3244 (XMM14_REG): Likewise.
3245 (XMM15_REG): Likewise.
3247 (prefix_vex_imm8): Likewise.
3248 (prefix_vex_w): Likewise.
3249 (length_vex): Likewise.
3252 (*avx_ashlti3): Likewise.
3253 (*avx_lshrti3): Likewise.
3254 (*avx_setcc<mode>): Likewise.
3255 (*fop_<mode>_comm_mixed_avx): Likewise.
3256 (*fop_<mode>_comm_avx): Likewise.
3257 (*fop_<mode>_1_mixed_avx): Likewise.
3258 (*fop_<mode>_1_avx): Likewise.
3259 (*avx_<code><mode>3): Likewise.
3260 (*avx_ieee_smin<mode>3): Likewise.
3261 (*avx_ieee_smax<mode>3): Likewise.
3262 (mode): Add OI, V8SF and V4DF.
3263 (length): Support VEX prefix.
3264 (*cmpfp_i_mixed): Set prefix attribute.
3265 (*cmpfp_i_sse): Likewise.
3266 (*cmpfp_iu_mixed): Likewise.
3267 (*cmpfp_iu_sse): Likewise.
3268 (*movsi_1): Support AVX.
3269 (*movdi_2): Likewise.
3270 (*movdi_1_rex64): Likewise.
3271 (*movti_internal): Likewise.
3272 (*movti_rex64): Likewise.
3273 (*movsf_1): Likewise.
3274 (*movdf_nointeger): Likewise.
3275 (*movdf_integer_rex64): Likewise.
3276 (*movtf_internal): Likewise.
3277 (zero_extendsidi2_32): Likewise.
3278 (zero_extendsidi2_rex64): Likewise.
3279 (*extendsfdf2_mixed): Likewise.
3280 (*extendsfdf2_sse): Likewise.
3281 (*truncdfsf_fast_mixed): Likewise.
3282 (*truncdfsf_fast_sse): Likewise.
3283 (*truncdfsf_mixed): Likewise.
3284 (fix_trunc<mode>di_sse): Likewise.
3285 (fix_trunc<mode>si_sse): Likewise.
3286 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
3287 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
3288 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
3289 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
3290 (*rcpsf2_sse): Likewise.
3291 (*rsqrtsf2_sse): Likewise.
3292 (*sqrt<mode>2_sse): Likewise.
3293 (sse4_1_round<mode>2): Likewise.
3294 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
3295 Support AVX. Set length attribute properly for AVX.
3297 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
3298 (VECTOR_MODES (FLOAT, 32)): Likewise.
3299 (VECTOR_MODE (INT, DI, 8)): Likewise.
3300 (VECTOR_MODE (INT, HI, 32)): Likewise.
3301 (VECTOR_MODE (INT, QI, 64)): Likewise.
3302 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
3303 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
3304 (VECTOR_MODE (INT, DI, 4)): Removed.
3305 (VECTOR_MODE (INT, SI, 8)): Likewise.
3306 (VECTOR_MODE (INT, HI, 16)): Likewise.
3307 (VECTOR_MODE (INT, QI, 32)): Likewise.
3308 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
3309 (INT_MODE (OI, 32)): Likewise.
3311 * config/i386/i386.opt (mavx): New.
3314 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
3316 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
3317 (*mov<mode>_internal_avx): New.
3318 (*movv2sf_internal_rex64_avx): Likewise.
3319 (*movv2sf_internal_avx): Likewise.
3321 * config/i386/predicates.md (const_4_to_5_operand): New.
3322 (const_6_to_7_operand): Likewise.
3323 (const_8_to_11_operand): Likewise.
3324 (const_12_to_15_operand): Likewise.
3325 (avx_comparison_float_operator): Likewise.
3327 * config/i386/sse.md (AVX256MODEI): New.
3328 (AVX256MODE): Likewise.
3329 (AVXMODEQI): Likewise.
3330 (AVXMODE): Likewise.
3331 (AVX256MODEF2P): Likewise.
3332 (AVX256MODE2P): Likewise.
3333 (AVX256MODE4P): Likewise.
3334 (AVX256MODE8P): Likewise.
3335 (AVXMODEF2P): Likewise.
3336 (AVXMODEF4P): Likewise.
3337 (AVXMODEDCVTDQ2PS): Likewise.
3338 (AVXMODEDCVTPS2DQ): Likewise.
3339 (avxvecmode): Likewise.
3340 (avxvecpsmode): Likewise.
3341 (avxhalfvecmode): Likewise.
3342 (avxscalarmode): Likewise.
3343 (avxcvtvecmode): Likewise.
3344 (avxpermvecmode): Likewise.
3345 (avxmodesuffixf2c): Likewise.
3346 (avxmodesuffixp): Likewise.
3347 (avxmodesuffixs): Likewise.
3348 (avxmodesuffix): Likewise.
3349 (vpermilbits): Likewise.
3350 (pinsrbits): Likewise.
3351 (mov<mode>): Likewise.
3352 (*mov<mode>_internal): Likewise.
3353 (push<mode>1): Likewise.
3354 (movmisalign<mode>): Likewise.
3355 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3356 (avx_movdqu<avxmodesuffix>): Likewise.
3357 (avx_lddqu<avxmodesuffix>): Likewise.
3358 (<plusminus_insn><mode>3): Likewise.
3359 (*avx_<plusminus_insn><mode>3): Likewise.
3360 (*avx_vm<plusminus_insn><mode>3): Likewise.
3361 (mul<mode>3): Likewise.
3362 (*avx_mul<mode>3): Likewise.
3363 (*avx_vmmul<mode>3): Likewise.
3364 (divv8sf3): Likewise.
3365 (divv4df3): Likewise.
3366 (avx_div<mode>3): Likewise.
3367 (*avx_div<mode>3): Likewise.
3368 (*avx_vmdiv<mode>3): Likewise.
3369 (avx_rcpv8sf2): Likewise.
3370 (*avx_vmrcpv4sf2): Likewise.
3371 (sqrtv8sf2): Likewise.
3372 (avx_sqrtv8sf2): Likewise.
3373 (*avx_vmsqrt<mode>2): Likewise.
3374 (rsqrtv8sf2): Likewise.
3375 (avx_rsqrtv8sf2): Likewise.
3376 (*avx_vmrsqrtv4sf2): Likewise.
3377 (<code><mode>3): Likewise.
3378 (*avx_<code><mode>3_finite): Likewise.
3379 (*avx_<code><mode>3): Likewise.
3380 (*avx_vm<code><mode>3): Likewise.
3381 (*avx_ieee_smin<mode>3): Likewise.
3382 (*avx_ieee_smax<mode>3): Likewise.
3383 (avx_addsubv8sf3): Likewise.
3384 (avx_addsubv4df3): Likewise.
3385 (*avx_addsubv4sf3): Likewise.
3386 (*avx_addsubv2df3): Likewise.
3387 (avx_h<plusminus_insn>v4df3): Likewise.
3388 (avx_h<plusminus_insn>v8sf3): Likewise.
3389 (*avx_h<plusminus_insn>v4sf3): Likewise.
3390 (*avx_h<plusminus_insn>v2df3): Likewise.
3391 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
3392 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
3393 (*avx_maskcmp<mode>3): Likewise.
3394 (avx_nand<mode>3): Likewise.
3395 (*avx_<code><mode>3): Likewise.
3396 (*avx_nand<mode>3): Likewise.
3397 (*avx_<code><mode>3): Likewise.
3398 (*avx_cvtsi2ss): Likewise.
3399 (*avx_cvtsi2ssq): Likewise.
3400 (*avx_cvtsi2sd): Likewise.
3401 (*avx_cvtsi2sdq): Likewise.
3402 (*avx_cvtsd2ss): Likewise.
3403 (avx_cvtss2sd): Likewise.
3404 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
3405 (avx_cvtps2dq<avxmodesuffix>): Likewise.
3406 (avx_cvttps2dq<avxmodesuffix>): Likewise.
3407 (*avx_cvtsi2sd): Likewise.
3408 (*avx_cvtsi2sdq): Likewise.
3409 (avx_cvtdq2pd256): Likewise.
3410 (avx_cvtpd2dq256): Likewise.
3411 (avx_cvttpd2dq256): Likewise.
3412 (*avx_cvtsd2ss): Likewise.
3413 (*avx_cvtss2sd): Likewise.
3414 (avx_cvtpd2ps256): Likewise.
3415 (avx_cvtps2pd256): Likewise.
3416 (*avx_movhlps): Likewise.
3417 (*avx_movlhps): Likewise.
3418 (avx_unpckhps256): Likewise.
3419 (*avx_unpckhps): Likewise.
3420 (avx_unpcklps256): Likewise.
3421 (*avx_unpcklps): Likewise.
3422 (avx_movshdup256): Likewise.
3423 (avx_movsldup256): Likewise.
3424 (avx_shufps256): Likewise.
3425 (avx_shufps256_1): Likewise.
3426 (*avx_shufps_<mode>): Likewise.
3427 (*avx_loadhps): Likewise.
3428 (*avx_storelps): Likewise.
3429 (*avx_loadlps): Likewise.
3430 (*avx_movss): Likewise.
3431 (*vec_dupv4sf_avx): Likewise.
3432 (*vec_concatv2sf_avx): Likewise.
3433 (*vec_concatv4sf_avx): Likewise.
3434 (*vec_setv4sf_0_avx): Likewise.
3435 (*vec_setv4sf_avx): Likewise.
3436 (*avx_insertps): Likewise.
3437 (avx_vextractf128<mode>): Likewise.
3438 (vec_extract_lo_<mode>): Likewise.
3439 (vec_extract_hi_<mode>): Likewise.
3440 (vec_extract_lo_<mode>): Likewise.
3441 (vec_extract_hi_<mode>): Likewise.
3442 (vec_extract_lo_v16hi): Likewise.
3443 (vec_extract_hi_v16hi): Likewise.
3444 (vec_extract_lo_v32qi): Likewise.
3445 (vec_extract_hi_v32qi): Likewise.
3446 (avx_unpckhpd256): Likewise.
3447 (*avx_unpckhpd): Likewise.
3448 (avx_movddup256): Likewise.
3449 (*avx_movddup): Likewise.
3450 (avx_unpcklpd256): Likewise.
3451 (*avx_unpcklpd): Likewise.
3452 (avx_shufpd256): Likewise.
3453 (avx_shufpd256_1): Likewise.
3454 (*avx_punpckhqdq): Likewise.
3455 (*avx_punpcklqdq): Likewise.
3456 (*avx_shufpd_<mode>): Likewise.
3457 (*avx_storehpd): Likewise.
3458 (*avx_loadhpd): Likewise.
3459 (*avx_loadlpd): Likewise.
3460 (*avx_movsd): Likewise.
3461 (*vec_concatv2df_avx): Likewise.
3462 (*avx_<plusminus_insn><mode>3): Likewise.
3463 (*avx_<plusminus_insn><mode>3): Likewise.
3464 (*avx_mulv8hi3): Likewise.
3465 (*avxv8hi3_highpart): Likewise.
3466 (*avx_umulv8hi3_highpart): Likewise.
3467 (*avx_umulv2siv2di3): Likewise.
3468 (*avx_mulv2siv2di3): Likewise.
3469 (*avx_pmaddwd): Likewise.
3470 (*avx_mulv4si3): Likewise.
3471 (*avx_ashr<mode>3): Likewise.
3472 (*avx_lshr<mode>3): Likewise.
3473 (*avx_ashl<mode>3): Likewise.
3474 (*avx_<code><mode>3): Likewise.
3475 (*avx_eq<mode>3): Likewise.
3476 (*avx_gt<mode>3): Likewise.
3477 (*avx_nand<mode>3): Likewise.
3478 (*avx_nand<mode>3): Likewise.
3479 (*avx_<code><mode>3): Likewise.
3480 (*avx_<code><mode>3): Likewise.
3481 (*avx_packsswb): Likewise.
3482 (*avx_packssdw): Likewise.
3483 (*avx_packuswb): Likewise.
3484 (*avx_punpckhbw): Likewise.
3485 (*avx_punpcklbw): Likewise.
3486 (*avx_punpckhwd): Likewise.
3487 (*avx_punpcklwd): Likewise.
3488 (*avx_punpckhdq): Likewise.
3489 (*avx_punpckldq): Likewise.
3490 (*avx_pinsr<avxmodesuffixs>): Likewise.
3491 (*avx_pinsrq): Likewise.
3492 (*avx_loadld): Likewise.
3493 (*vec_extractv2di_1_rex64_avx): Likewise.
3494 (*vec_extractv2di_1_avx): Likewise.
3495 (*vec_dupv2di_avx): Likewise.
3496 (*vec_concatv2si_avx): Likewise.
3497 (*vec_concatv4si_1_avx): Likewise.
3498 (*vec_concatv2di_avx): Likewise.
3499 (*vec_concatv2di_rex64_avx): Likewise.
3500 (*avx_uavgv16qi3): Likewise.
3501 (*avx_uavgv8hi3): Likewise.
3502 (*avx_psadbw): Likewise.
3503 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3504 (*avx_phaddwv8hi3): Likewise.
3505 (*avx_phadddv4si3): Likewise.
3506 (*avx_phaddswv8hi3): Likewise.
3507 (*avx_phsubwv8hi3): Likewise.
3508 (*avx_phsubdv4si3): Likewise.
3509 (*avx_phsubswv8hi3): Likewise.
3510 (*avx_pmaddubsw128): Likewise.
3511 (*avx_pmulhrswv8hi3): Likewise.
3512 (*avx_pshufbv16qi3): Likewise.
3513 (*avx_psign<mode>3): Likewise.
3514 (*avx_palignrti): Likewise.
3515 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3516 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3517 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3518 (*avx_mpsadbw): Likewise.
3519 (*avx_packusdw): Likewise.
3520 (*avx_pblendvb): Likewise.
3521 (*avx_pblendw): Likewise.
3522 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3523 (avx_ptest256): Likewise.
3524 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3525 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3526 (*avx_aesenc): Likewise.
3527 (*avx_aesenclast): Likewise.
3528 (*avx_aesdec): Likewise.
3529 (*avx_aesdeclast): Likewise.
3530 (avx_vzeroupper): Likewise.
3531 (avx_vzeroupper_rex64): Likewise.
3532 (avx_vpermil<mode>): Likewise.
3533 (avx_vpermilvar<mode>3): Likewise.
3534 (avx_vpermil2<mode>3): Likewise.
3535 (avx_vperm2f128<mode>3): Likewise.
3536 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3537 (avx_vbroadcastss256): Likewise.
3538 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3539 (avx_vinsertf128<mode>): Likewise.
3540 (vec_set_lo_<mode>): Likewise.
3541 (vec_set_hi_<mode>): Likewise.
3542 (vec_set_lo_<mode>): Likewise.
3543 (vec_set_hi_<mode>): Likewise.
3544 (vec_set_lo_v16hi): Likewise.
3545 (vec_set_hi_v16hi): Likewise.
3546 (vec_set_lo_v32qi): Likewise.
3547 (vec_set_hi_v32qi): Likewise.
3548 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3549 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3550 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3551 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3552 (vec_init<mode>): Likewise.
3553 (*vec_concat<mode>_avx): Likewise.
3554 (blendbits): Support V8SF and V4DF.
3555 (sse2_movq128): Support AVX.
3556 (<sse>_movnt<mode>): Likewise.
3557 (sse2_movntv2di): Likewise.
3558 (sse_rcpv4sf2): Likewise.
3559 (sse_sqrtv4sf2): Likewise.
3560 (sse_rsqrtv4sf2): Likewise.
3561 (<sse>_comi): Likewise.
3562 (<sse>_ucomi): Likewise.
3563 (sse_cvtss2si): Likewise.
3564 (sse_cvtss2si_2): Likewise.
3565 (sse_cvtss2siq): Likewise.
3566 (sse_cvtss2siq_2): Likewise.
3567 (sse_cvttss2si): Likewise.
3568 (sse_cvttss2siq): Likewise.
3569 (sse2_cvtsd2si): Likewise.
3570 (sse2_cvtsd2si_2): Likewise.
3571 (sse2_cvtsd2siq): Likewise.
3572 (sse2_cvtsd2siq_2): Likewise.
3573 (sse2_cvttsd2si): Likewise.
3574 (sse2_cvttsd2siq): Likewise.
3575 (sse2_cvtdq2pd): Likewise.
3576 (*sse2_cvtpd2dq): Likewise.
3577 (*sse2_cvttpd2dq): Likewise.
3578 (*sse2_cvtpd2ps): Likewise.
3579 (sse2_cvtps2pd): Likewise.
3580 (sse3_movshdup): Likewise.
3581 (sse3_movsldup): Likewise.
3582 (sse_storehps): Likewise.
3583 (*sse4_1_extractps): Likewise.
3584 (sse2_storelpd): Likewise.
3585 (vec_dupv2df_sse3): Likewise.
3586 (*vec_concatv2df_sse3): Likewise.
3587 (*sse4_1_pextrb): Likewise.
3588 (*sse4_1_pextrb_memory): Likewise.
3589 (*sse2_pextrw): Likewise.
3590 (*sse4_1_pextrw_memory): Likewise.
3591 (*sse4_1_pextrd): Likewise.
3592 (*sse4_1_pextrq): Likewise.
3593 (sse2_pshufd_1): Likewise.
3594 (sse2_pshuflw_1): Likewise.
3595 (sse2_pshufhw_1): Likewise.
3596 (*sse2_storeq_rex64): Likewise.
3597 (*vec_dupv4si): Likewise.
3598 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3599 (sse2_pmovmskb): Likewise.
3600 (*sse2_maskmovdqu): Likewise.
3601 (*sse2_maskmovdqu_rex64): Likewise.
3602 (sse_ldmxcsr): Likewise.
3603 (sse_stmxcsr): Likewise.
3604 (abs<mode>2): Likewise.
3605 (sse4_1_movntdqa): Likewise.
3606 (sse4_1_phminposuw): Likewise.
3607 (sse4_1_extendv8qiv8hi2): Likewise.
3608 (*sse4_1_extendv8qiv8hi2): Likewise.
3609 (sse4_1_extendv4qiv4si2): Likewise.
3610 (*sse4_1_extendv4qiv4si2): Likewise.
3611 (sse4_1_extendv2qiv2di2): Likewise.
3612 (*sse4_1_extendv2qiv2di2): Likewise.
3613 (sse4_1_extendv4hiv4si2): Likewise.
3614 (*sse4_1_extendv4hiv4si2): Likewise.
3615 (sse4_1_extendv2hiv2di2): Likewise.
3616 (*sse4_1_extendv2hiv2di2): Likewise.
3617 (sse4_1_extendv2siv2di2): Likewise.
3618 (*sse4_1_extendv2siv2di2): Likewise.
3619 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3620 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3621 (sse4_1_zero_extendv4qiv4si2): Likewise.
3622 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3623 (sse4_1_zero_extendv2qiv2di2): Likewise.
3624 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3625 (sse4_1_zero_extendv4hiv4si2): Likewise.
3626 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3627 (sse4_1_zero_extendv2hiv2di2): Likewise.
3628 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3629 (sse4_1_zero_extendv2siv2di2): Likewise.
3630 (*sse4_1_zero_extendv2siv2di2): Likewise.
3631 (sse4_1_ptest): Likewise.
3632 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3633 (sse4_2_pcmpestri): Likewise.
3634 (sse4_2_pcmpestrm): Likewise.
3635 (sse4_2_pcmpistri): Likewise.
3636 (sse4_2_pcmpistrm): Likewise.
3638 (aeskeygenassist): Likewise.
3640 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3642 * config/i386/predicates.md (vzeroall_operation): New.
3644 * config/i386/sse.md (avx_vzeroall): New.
3645 (*avx_vzeroall): Likewise.
3647 2008-08-28 Paul Brook <paul@codesourcery.com>
3648 Mark Shinwell <shinwell@codesourcery.com>
3649 Richard Earnshaw <richard.earnshaw@arm.com>
3651 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3652 (TARGET_MIN_ANCHOR_OFFSET): New.
3653 (arm_override_options): Set correct anchor ranges for Thumb-1
3654 and Thumb-2 if required.
3655 (legitimize_pic_address): Handle case involving a TLS symbol
3656 reference with an addend.
3657 (arm_optimization_options): Enable section anchors at -O1 and
3659 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3660 * config/arm/arm-protos.h (arm_optimization_options): New.
3662 2008-08-28 Nick Clifton <nickc@redhat.com>
3664 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3665 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3668 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3669 * config/v850/v850.md (return): Remove frame size restriction.
3671 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3673 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3675 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3677 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3679 2008-08-28 Paul Brook <paul@codesourcery.com>
3681 * config/arm/vfp11.md: Update license notice.
3682 * config/arm/cortex-r4.md: Ditto.
3684 2008-08-28 Richard Guenther <rguenther@suse.de>
3686 PR tree-optimization/37207
3687 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3690 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3693 * tree.c (int_fits_type_p): Don't forget unsigned integers
3694 of type sizetype which higher end word equals -1.
3696 2008-08-28 Ira Rosen <irar@il.ibm.com>
3698 * target.h (struct vectorize): Add new target builtin.
3699 * tree-vectorizer.c (destroy_loop_vec_info): Call
3700 vect_free_slp_instance instead of vect_free_slp_node.
3701 * tree-vectorizer.h (enum slp_load_perm_type): New.
3702 (struct _slp_instance): Add new fields.
3703 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3704 (SLP_INSTANCE_LOADS): New.
3705 (vect_free_slp_tree): Remove.
3706 (vect_free_slp_instance): Declare.
3707 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3708 (vectorizable_load): Add argument.
3709 (vect_transform_slp_perm_load): New.
3710 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3712 (vect_get_place_in_interleaving_chain): New function.
3713 (vect_free_slp_tree): Make static.
3714 (vect_free_slp_instance): New function.
3715 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3716 collect the load location in the interleaving chain.
3717 (vect_supported_slp_permutation_p): New function.
3718 (vect_supported_load_permutation_p): Likewise.
3719 (vect_analyze_slp_instance): In case of loads permutation, call
3720 vect_supported_load_permutation_p to check that the permutation is
3722 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3723 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3724 (vect_create_mask_and_perm): New function.
3725 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3726 (vectorizable_load): Add an argument. Don't keep the created vectors
3727 statements in the node if permutation is required. Call
3728 vect_transform_slp_perm_load to generate the permutation.
3729 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3730 additional argument.
3731 (vect_schedule_slp_instance): In case of loads permutation, allocate
3732 vectorized statements structure for all the related SLP nodes. Call
3733 vect_transform_stmt with addditional argument.
3734 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3735 * config/spu/spu.c (spu_builtin_vec_perm): New.
3736 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3737 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3738 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3739 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3741 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3743 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3744 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3745 __gthread_cond_signal, __gthread_cond_timedwait,
3746 __gthread_cond_timedwait_recursive): New functions.
3747 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3749 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3752 2008-08-28 Richard Guenther <rguenther@suse.de>
3755 * fold-const.c (maybe_canonicalize_comparison_1): Require
3756 undefined overflow only for canonicalizing A +- CST cmp CST.
3757 Make sure to not generate new constants that are not inside
3758 their TYPE_MIN/MAX_VALUE range.
3759 (maybe_canonicalize_comparison): Remove undefined overflow
3761 (fold_binary): Remove now duplicate folding.
3763 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3765 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3766 use not updated in the last change.
3768 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3770 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3771 (IRA_COVER_CLASSES): Add FPUL_REGS.
3773 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3776 * c-common.c (conversion_warning): Check for null operands.
3778 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3781 * c-decl.c (check_for_loop_decls): Improve error message. Give
3784 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3787 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3788 (convert_for_assignment): Pass corrent OPT_W* parameter to
3789 WARN_FOR_ASSIGNMENT.
3791 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3794 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3796 2008-08-27 Paul Brook <paul@codesourcery.com>
3798 * config.gcc: Loosen checks for arm uclinux eabi targets.
3800 2008-08-27 Paul Brook <paul@codesourcery.com>
3802 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3804 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3806 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3808 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3809 the enumerators of an ENUMERAL_TYPE.
3810 * dbxout.c (dbxout_type): Ditto.
3812 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3815 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3816 (fwprop_addr): Check that the loop_father is not the outer loop.
3818 2008-08-26 Paul Brook <paul@codesourcery.com>
3820 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3821 Remove documentation entry for fmul type.
3822 Use fmuls to annotate single-precision multiplication patterns,
3823 fmuld to annotate double-precision multiplication patterns,
3824 fmacs to annotate single-precision multiply-accumulate patterns
3825 and fmacd to annotate double-precision multiply-accumulate patterns.
3826 * config/arm/vfp11.md: Update reservations accordingly.
3827 * config/arm/arm.md: Note that certain values of the "type"
3828 attribute are documented in vfp.md.
3829 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3830 (v10_cvt): Use new fmul types.
3832 2008-08-26 Paul Brook <paul@codesourcery.com>
3834 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3835 * config/arm/vfp11.md: ...here. New.
3836 * config/arm/arm.md: Include vfp11.md.
3838 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3840 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3841 parameter to inform call.
3843 2008-08-26 Jeff Law <law@redhat.com>
3845 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3846 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3847 preferred class when copying a constant into a partial word register.
3849 2008-08-26 Ben Elliston <bje@au.ibm.com>
3851 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3852 * cp/typeck.c: Likewise.
3853 * cp/tree.c: Likewise.
3854 * gimple-low.c: Likewise.
3857 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3859 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3860 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3862 * doc/passes.texi: Describe IRA.
3864 * doc/tm.texi (IRA_COVER_CLASSES,
3865 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3867 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3868 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3869 -fira-propagate-cost, -fno-ira-share-save-slots,
3870 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3872 * flags.h (ira_algorithm): New enumeration.
3873 (flag_ira_algorithm, flag_ira_verbose): New external variable
3876 * postreload.c (gate_handle_postreload): Don't do post reload
3877 optimizations unless the reload is completed.
3879 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3882 * tree-pass.h (pass_ira): New external variable declaration.
3884 * reload.h: Add 2008 to the Copyright.
3886 * cfgloopanal.c: Include params.h.
3887 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3890 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3892 * toplev.c (ira.h): New include.
3893 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3894 (backend_init_target): Call ira_init.
3895 (backend_init): Call ira_init_once.
3896 (finalize): Call finish_ira_once.
3898 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3899 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3902 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3903 may_move_out_cost): New external variable declarations.
3904 (move_table): New typedef.
3906 * caller-save.c: Include headers output.h and ira.h.
3907 (no_caller_save_reg_set): New global variable.
3908 (save_slots_num, save_slots): New variables.
3909 (reg_save_code, reg_restore_code, add_stored_regs): Add
3911 (init_caller_save): Set up no_caller_save_reg_set.
3912 (init_save_areas): Reset save_slots_num.
3913 (saved_hard_reg): New structure.
3914 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3915 (initiate_saved_hard_regs, new_saved_hard_reg,
3916 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3918 (setup_save_areas): Add code for sharing stack slots.
3919 (all_blocks): New variable.
3920 (save_call_clobbered_regs): Process pseudo-register too.
3921 (mark_set_regs): Process pseudo-register too.
3922 (insert_one_insn): Put the insn after bb note in a empty basic
3923 block. Add insn check.
3925 * global.c (eliminable_regset): Make it external.
3926 (mark_elimination): Use DF_LR_IN for IRA.
3927 (pseudo_for_reload_consideration_p): New.
3928 (build_insn_chain): Make it external. Don't ignore spilled
3929 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3930 (gate_handle_global_alloc): New function.
3931 (pass_global_alloc): Add the gate function.
3933 * opts.c (decode_options): Set up flag_ira. Print the warning for
3935 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3937 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3939 * regmove.c (regmove_optimize): Don't do replacement of output for
3942 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3943 New external variable declarations.
3945 * local-alloc.c (update_equiv_regs): Make it external. Return
3946 true if jump label rebuilding should be done. Rescan new_insn for
3948 (gate_handle_local_alloc): New function.
3949 (pass_local_alloc): Add the gate function.
3951 * alias.c (value_addr_p, stack_addr_p): New functions.
3952 (nonoverlapping_memrefs_p): Use them for IRA.
3954 * common.opt (fira, fira-algorithm, fira-coalesce,
3955 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3956 fira-verbose): New options.
3958 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3959 move_cost, may_move_in_cost, may_move_out_cost): Make the
3961 (move_table): Remove typedef.
3962 (init_move_cost): Make it external.
3963 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3966 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3967 setup_reg_classes): New function prototypes.
3968 (eliminable_regset): New external variable declaration.
3969 (build_insn_chain, update_equiv_regs): New function prototypes.
3971 * Makefile.in (IRA_INT_H): New definition.
3972 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3973 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3974 (reload1.o, toplev.o): Add dependence on ira.h.
3975 (cfgloopanal.o): Add PARAMS_H.
3976 (caller-save.o): Add dependence on output.h and ira.h.
3977 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3978 ira-emit.o, ira-lives.o): New entries.
3980 * passes.c (pass_ira): New pass.
3982 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3984 * reload1.c (ira.h): Include the header.
3985 (changed_allocation_pseudos): New bitmap.
3986 (init_reload): Initiate the bitmap.
3987 (compute_use_by_pseudos): Permits spilled registers in FROM.
3988 (temp_pseudo_reg_arr): New variable.
3989 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3990 IRA. Call alter_reg with the additional parameter. Don't clear
3991 spilled_pseudos for IRA. Restore original insn chain for IRA.
3992 Clear changed_allocation_pseudos at the end of reload.
3993 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3994 (hard_regno_to_pseudo_regno): New variable.
3995 (count_pseudo): Check spilled pseudos. Set up
3996 hard_regno_to_pseudo_regno.
3997 (count_spilled_pseudo): Check spilled pseudos. Update
3998 hard_regno_to_pseudo_regno.
3999 (find_reg): Use better_spill_reload_regno_p. Check
4000 hard_regno_to_pseudo_regno.
4001 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4003 (eliminate_regs_1): Use additional parameter for alter_reg.
4004 (finish_spills): Set up pseudo_previous_regs only for spilled
4005 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4006 more arguments. Don't clear live_throughout and dead_or_set for
4007 spilled pseudos. Use additional parameter for alter_reg. Call
4008 mark_allocation_change. Set up changed_allocation_pseudos.
4009 Remove sanity check.
4010 (emit_input_reload_insns, delete_output_reload): Use additional
4011 parameter for alter_reg. Call mark_allocation_change.
4012 (substitute, gen_reload_chain_without_interm_reg_p): New
4014 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4016 * testsuite/gcc.dg/20080410-1.c: New file.
4018 * config/s390/s390.h (IRA_COVER_CLASSES,
4019 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4021 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4023 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4025 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4027 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4029 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4031 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4033 2008-08-24 Jeff Law <law@redhat.com>
4034 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4035 when ignoring unavailable registers.
4037 2008-08-24 Jeff Law <law@redhat.com>
4038 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4039 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4040 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4041 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4043 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4044 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4046 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4047 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4048 * reload1.c (find_reg): Process registers in register allocation order.
4050 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4051 * toplev.c (backend_init_target): Move ira_init call from
4053 (lang_dependent_init_target): ...to here.
4055 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4056 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4057 calculate memory move costs for NO_REGS.
4059 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4060 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4061 STACK_REGS is defined.
4063 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4064 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4066 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4067 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4069 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4070 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4071 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4074 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4075 Dorit Nuzman <dorit@il.ibm.com>
4077 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4078 vec_extract_evenv4sf, vec_extract_evenv8hi,
4079 vec_extract_evenv16qi, vec_extract_oddv4si,
4080 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4081 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4082 vec_interleave_highv4si, vec_interleave_lowv4si,
4083 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4084 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4085 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4087 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4090 * config/rs6000/rs6000.c (optimization_options): Don't default to
4091 section anchors without toplevel reorder.
4093 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4095 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4096 (mfc_end_critical_section): Likewise.
4098 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4100 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4101 all type qualifiers from element type to vector type.
4103 2008-08-25 David Daney <ddaney@avtrex.com>
4105 * config/mips/mips.md (immediate_insn): Move up in file, fix
4106 comment typo, reformat.
4107 (fetchop_bit, atomic_hiqi_op memory_barrier,
4108 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4109 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4110 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4111 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4112 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4113 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4114 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4115 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4116 sync_old_nand<mode>, sync_new_nand<mode>,
4117 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4118 test_and_set_12): Moved to sync.md.
4120 * config/mips/sync.md: New file.
4122 2008-08-25 Richard Henderson <rth@redhat.com>
4124 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4125 (regsave): Likewise.
4126 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4127 (output_cfi_directive): Likewise.
4128 (div_data_align): New.
4129 (output_cfi): Use it.
4131 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4133 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4134 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4135 (TARGET_OCTEON): New macro.
4136 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4137 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4138 (ISA_HAS_POP): New macro.
4139 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4141 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4143 * config/mips/mips.md (cpu): Add octeon.
4144 (type): Add pop attribute value.
4145 (popcount<mode>2): New pattern.
4146 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4148 2008-08-24 Jan Hubicka <jh@suse.cz>
4150 * doc/invoke.texi (-fipa-cp-clone): New option.
4151 (-fipa-cp): Update docs.
4152 (--param ipcp-unit-growth):New.
4153 * ipa-cp.c: Include fibheap.h, params.h
4154 (ipcp_initialize_node_lattices): When not cloning, all externally
4155 visible functions are bottom.
4156 (ipcp_need_redirect_p): Accept clones.
4157 (ipcp_insert_stage): Use cost driven heuristics.
4158 (max_count, dead_nodes): New static vars.
4159 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4160 ipcp_const_param_count): New functions.
4161 * common.opt (ipa-cp-clone): New command line option.
4162 * params.def (ipcp-unit-growth): New.
4164 2008-08-24 Jan Hubicka <jh@suse.cz>
4166 * tree-inline.c (tree_function_versioning): Look harder
4167 for referenced vars.
4169 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4171 PR tree-optimization/37185
4172 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4174 2008-08-23 Jan Hubicka <jh@suse.cz>
4176 * ipa-cp.c (ipcp_analyze_node): New function.
4177 (ipcp_update_cloned_node): Use it.
4178 (ipcp_init_stage): Likewise.
4179 * ipa-inline.c (function_insertion_hook_holder): New static var.
4180 (analyze_function): Break out from ....
4181 (inline_generate_summary): Here; register insertion hook.
4182 (cgraph_decide_inlining): Remove hook.
4183 (add_new_function): New function.
4185 2008-08-23 Jan Hubicka <jh@suse.cz>
4187 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
4189 2008-08-23 Jan Hubicka <jh@suse.cz>
4191 * ipa-cp.c (constant_val_insert): Remove.
4192 (ipcp_propagate_one_const): Remove.
4193 (ipcp_create_replace_map): Always insert replacements to the map.
4194 (ipcp_insert_stage): Do not try to insert statements by hand.
4195 * tree-inline.c (insert_init_stmt): Break out from ...
4196 (setup_one_parameter): ... here; allow NULL BB pointer.
4197 (tree_function_versioning): Use setup_one_parameter to process
4200 2008-08-23 Jan Hubicka <jh@suse.cz>
4202 * tree.c (decl_address_ip_invariant_p): New function.
4203 * tree.h (decl_address_ip_invariant_p): Declare.
4204 * gimple.c (strip_invariant_refs): Break out from ...
4205 (is_gimple_invariant_address): ... here
4206 (is_gimple_ip_invariant_address): New function.
4207 (is_gimple_ip_invariant): New function.
4208 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
4211 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
4212 (ipcp_lat_is_insertable): All constants are insertable.
4213 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
4214 IPA_CONST_VALUE_REF.
4215 (ipcp_initialize_node_lattices): Propagate all types of operands.
4216 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
4217 (ipcp_create_replace_map): Reformat.
4218 (ipcp_need_redirect_p): Simplify.
4219 (ipcp_insert_stage): Check that argument is used before clonning.
4220 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
4222 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
4223 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
4224 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
4225 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
4226 (jump_func_type): Remove IPA_CONST_VALUE_REF.
4227 * tree-inline.c (tree_function_versioning): Add variables referenced by
4230 2008-08-23 Jan Hubicka <jh@suse.cz>
4233 * i386.c (standard_80387_constant_p): Use optimize_size.
4235 2008-08-23 Ira Rosen <irar@il.ibm.com>
4237 PR tree-optimization/37161
4238 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
4239 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
4240 (vect_determine_vectorization_factor): Move the scalar type
4241 retrieval to vect_get_smallest_scalar_type.
4242 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
4243 scalar type. Remove redundant computation.
4244 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
4245 (vect_get_slp_defs): Take the type of RHS into account if
4246 necessary by calling vect_get_smallest_scalar_type. Call
4247 vect_get_constant_vectors with additional argument.
4249 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4252 * doc/invoke.texi (Wwrite-strings): Clarify description.
4254 2008-08-23 Ira Rosen <irar@il.ibm.com>
4256 PR tree-optimization/37174
4257 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
4258 def stmt is a part of the loop before accessing its stmt_vec_info.
4260 2008-08-22 Anatoly Sokolov <aesok@post.ru>
4263 * config/avr/avr.md (UNSPEC_SWAP): New constants.
4264 (*swap): New insn pattern.
4265 (*ashlqi3): Rename from ashlqi3 insn pattern.
4266 (ashlqi3): New expanders.
4267 (*lshrqi3): Rename from lshrqi3 insn pattern.
4268 (lshrqi3): New expanders.
4269 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
4270 lshrqi3_const5, lshrqi3_const6): New splitters.
4271 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
4272 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
4275 2008-08-22 Richard Guenther <rguenther@suse.de>
4277 PR tree-optimization/37078
4278 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
4279 [+INF, +INF] ranges.
4281 2008-08-22 Richard Guenther <rguenther@suse.de>
4283 PR tree-optimization/37143
4284 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
4285 a conversion statement instead of a copy.
4287 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
4290 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
4291 CCCmode, CCOmode and CCSmode destination modes.
4294 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
4295 from different units in a single alternative.
4296 (*vec_extractv2sf_1): Ditto.
4297 (*vec_extractv2si_0): Ditto.
4298 (*vec_extractv2si_1): Ditto.
4299 * config/i386/sse.md (sse2_storehpd): Ditto.
4300 (sse2_storelpd): Ditto.
4301 (sse2_loadhpd): Ditto.
4302 (sse2_loadlpd): Ditto.
4305 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
4306 (popcountsi2): Ditto.
4307 (clzdi2_abm): Ditto.
4308 (popcountdi2): Ditto.
4309 (clzhi2_abm): Ditto.
4310 (popcounthi2): Ditto.
4312 2008-08-22 Richard Guenther <rguenther@suse.de>
4316 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
4317 if the multiplication does not overflow.
4319 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
4321 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
4323 2008-08-21 Richard Henderson <rth@redhat.com>
4325 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
4326 spurrious comma from test.
4327 * configure: Rebuild.
4329 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4332 * builtins.c (fold_builtin_next_arg): Add warning about undefined
4335 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
4337 * c-tree.h (grokfield): New argument.
4338 * c-decl.c (grokfield): Handle new location argument.
4339 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
4341 2008-08-21 Richard Guenther <rguenther@suse.de>
4343 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
4345 2008-08-21 Jan Hubicka <jh@suse.cz>
4347 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
4348 (cgraph_add_function_insertion_hook,
4349 cgraph_remove_function_insertion_hook,
4350 cgraph_call_function_insertion_hooks): New functions.
4351 * cgraph.h (cgraph_add_function_insertion_hook,
4352 cgraph_remove_function_insertion_hook,
4353 cgraph_call_function_insertion_hooks): Declare.
4354 * ipa-reference.c (function_insertion_hook_holder): New variable.
4355 (check_operand, look_for_address_of): When checking late, do not care
4356 about module bitmaps.
4357 (add_new_function): New function.
4358 (generate_summary): Register hooks; zero module bitmaps.
4359 (propagate): Unregister hooks.
4360 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
4361 (add_new_function): New function.
4362 (generate_summary): Register hook.
4363 (propagate): Remove hook.
4365 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
4367 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
4368 * ipa-cp.c (ipcp_update_cloned_node): New function.
4369 (build_const_val): Handle functions correctly; bring type logic
4370 into sync with tree-inline.c
4371 (ipcp_init_stage): Take care of computing stuff needed by
4372 indirect inlining; update clones.
4373 (ipcp_generate_summary): Break out of ipcp_driver.
4374 (ipcp_driver): Do only execution and transformation.
4375 (pass_ipa_cp): Make IPA_PASS.
4376 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
4378 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
4379 ipcp, some info is already available.
4380 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
4381 * tree-inline.c (remap_ssa_name): Unshare expression.
4383 2008-08-21 Richard Guenther <rguenther@suse.de>
4385 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4386 a PHI ask VN if it is already available.
4387 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4388 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4390 2008-08-21 Richard Guenther <rguenther@suse.de>
4393 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
4394 makes sure to produce a result of the correct type.
4396 2008-08-21 Jan Hubicka <jh@suse.cz>
4397 Backport from LTO branch:
4399 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4400 Jan Hubicka <jh@suse.cz>
4403 (init_state, finish_state, set_function_state, generate_summary):
4405 (scan_stmt): Renamed from scan_function. Changed to keep state in
4406 local static vars rather than cgraph aux field.
4407 (propagate): Renamed from static_execute. Changed to keep state in
4408 local static vars rather than cgraph aux field.
4409 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
4410 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
4412 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4414 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
4415 * ipa-reference.c (init_function_info, generate_summary,
4416 propagate): New functions.
4417 (analyze_function): Call init_function_info.
4418 (static_execute): Stripped into generate_summary and propagate.
4419 (pass_ipa_reference): Made into ipa_opt_pass.
4421 2008-08-21 Richard Guenther <rguenther@suse.de>
4423 PR tree-optimization/37181
4424 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
4426 (extract_range_from_unary_expr): Likewise.
4428 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4430 * diagnostic.c (pedwarn_at): Rename as pedwarn.
4432 * toplev.h (pedwarn_at): Likewise.
4433 * builtins.c: Update all calls to pedwarn.
4434 * c-lex.c: Likewise.
4435 * toplev.c: Likewise.
4436 * c-tree.h: Likewise.
4437 * c-decl.c: Likewise.
4438 * c-errors.c: Likewise.
4439 * c-typeck.c: Likewise.
4440 * c-common.c: Likewise.
4441 * c-parser.c: Likewise.
4443 2008-08-20 Joseph Myers <joseph@codesourcery.com>
4446 * config/sparc/sparc.c (function_arg_slotno): Handle structure
4447 with MODE_VECTOR_INT mode.
4449 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4452 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
4453 initialized outside the current module.
4454 (warn_uninitialized_var): Ignore left-hand side when walking the
4455 trees. Ignore address expressions. Examine VUSE operands in gimple
4456 statements with a variable declaration on the right-hand side.
4458 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
4461 * rtlanal.c (subreg_offset_representable_p): Revert last change.
4463 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4466 * c-common.c (conversion_warning): Do not warn if applying bit-and
4467 operator to unsigned constant that fits in the target type.
4469 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4472 * c-common.c (conversion_warning): Do not warn for artificial
4475 2008-08-20 Richard Guenther <rguenther@suse.de>
4477 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
4478 (extract_range_from_binary_expr): Fall back to constant propagation.
4479 (extract_range_from_unary_expr): Likewise.
4481 2008-08-20 Richard Guenther <rguenther@suse.de>
4483 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
4484 with TREE_THIS_VOLATILE on shared nodes.
4485 (fold_stmt_r): Likewise.
4487 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4490 * c-parser.c (c_parser_attributes): For keywords use canonical
4491 spelling for attr_name.
4493 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4495 * value-prof.c (check_counter): Revert wrong call to error.
4497 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4499 * profile.c: Update calls to inform.
4500 * value-prof.c: Update calls to inform.
4502 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4504 * diagnostic.c (inform): Add an explicit location_t parameter.
4505 * toplev.h (inform): Update declaration.
4506 * builtins.c: Update all calls to inform.
4507 * c-common.c: Likewise.
4508 * c-decl.c: Likewise.
4509 * c-opts.c: Likewise.
4510 * c-pch.c: Likewise.
4511 * c-pragma.c: Likewise.
4512 * c-typeck.c: Likewise.
4513 * coverage.c: Likewise.
4515 * toplev.c: Likewise.
4516 * tree-cfg.c: Likewise.
4517 * tree-ssa.c: Likewise.
4519 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4522 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4523 V2DI mode, for SSE4.1, use movq instead of vector set if the
4524 second element is zero and inter-unit moves are OK.
4526 2008-08-20 Richard Guenther <rguenther@suse.de>
4528 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4529 properly handle conversion/copy chains after tuplification.
4531 2008-08-20 Richard Guenther <rguenther@suse.de>
4533 * passes.c (init_optimization_passes): Move the second
4534 forwprop pass before alias computation. Remove the second
4535 DCE pass. Remove the first dominator and phi copy/const
4538 2008-08-20 Nick Clifton <nickc@redhat.com>
4540 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4541 support of this feature. Do not assume that a sufficiently new
4542 assembler will support the feature regardless of the target type.
4543 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4544 * configure: Regenerate.
4546 2008-08-20 Richard Guenther <rguenther@suse.de>
4548 * tree-vrp.c (found_in_subgraph): Remove.
4549 (live): New global static.
4550 (live_on_edge): New function.
4551 (blocks_visited): Remove.
4552 (register_edge_assert_for_2): Use live_on_edge.
4553 (find_conditional_asserts): Remove code dealing with
4554 found_in_subgraph. Do not walk the CFG.
4555 (find_switch_asserts): Likewise.
4556 (find_assert_locations_1): Renamed from find_assert_locations.
4557 Move finding assert locations for conditional and switch
4558 statements first. Update live bitmap. Do not walk the CFG.
4559 (find_assert_locations): New function.
4560 (insert_range_assertions): Remove entry of CFG walk.
4561 Adjust call to find_assert_locations.
4562 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4563 that only can appear because of fake exit edges but assert we
4564 never try to insert on those.
4565 (fini_pre): Do not remove fake exit edges here...
4566 (execute_pre): ...but here, before committing edge inserts.
4568 2008-08-19 Richard Guenther <rguenther@suse.de>
4570 * passes.c (init_optimization_passes): Exchange store-ccp
4573 2008-08-19 Rafael Espíndola <espindola@google.com>
4575 * varasm.c (weak_decls): Move earlier in the file.
4576 (assemble_external): Add weak decls to the weak_decls list.
4577 (declare_weak): Don't add decls to the weak_decls list.
4579 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4582 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4583 before (sse2_shufpd_<mode>).
4585 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4588 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4589 * tree.c (block_nonartificial_location): Likewise.
4591 2008-08-19 Richard Guenther <rguenther@suse.de>
4593 PR tree-optimization/35972
4594 PR tree-optimization/23094
4595 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4597 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4598 handle MISALIGNED_INDIRECT_REF.
4599 (get_ref_from_reference_ops): New helper.
4600 (vn_reference_lookup_pieces): Walk the use-def chain using the
4601 alias-oracle if requested.
4602 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4603 walking the use-def chain.
4604 (compute_avail): But not here.
4605 (create_component_ref_by_pieces_1): Properly handle
4606 MISALIGNED_INDIRECT_REF.
4607 (do_regular_insertion): Handle fully redundant
4608 expressions after PHI-translation also for SSA_NAME values, not
4609 only constants. Correctly use edoubleprime for that.
4611 2008-08-19 Ira Rosen <irar@il.ibm.com>
4613 * tree-vectorizer.c (supportable_widening_operation): Support
4614 multi-step conversion, return the number of steps in such conversion
4615 and the required intermediate types.
4616 (supportable_narrowing_operation): Likewise.
4617 * tree-vectorizer.h (vect_pow2): New function.
4618 (supportable_widening_operation): Change argument types.
4619 (supportable_narrowing_operation): Likewise.
4620 (vectorizable_type_promotion): Add an argument.
4621 (vectorizable_type_demotion): Likewise.
4622 * tree-vect-analyze.c (vect_analyze_operations): Call
4623 vectorizable_type_promotion and vectorizable_type_demotion with
4624 additional argument.
4625 (vect_get_and_check_slp_defs): Detect patterns.
4626 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4628 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4629 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4630 according to the smallest type in the loop.
4631 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4632 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4633 supportable_widening_operation with correct arguments.
4634 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4635 operands lists according to the number of vector statements in left
4636 or right node, if exists.
4637 (vect_gen_widened_results_half): Remove unused argument.
4638 (vectorizable_conversion): Call supportable_widening_operation,
4639 supportable_narrowing_operation, and vect_gen_widened_results_half
4640 with correct arguments.
4641 (vectorizable_assignment): Change documentation, support multiple
4643 (vectorizable_operation): Likewise.
4644 (vect_get_loop_based_defs): New function.
4645 (vect_create_vectorized_demotion_stmts): Likewise.
4646 (vectorizable_type_demotion): Support loop-aware SLP and general
4647 multi-step conversion. Call vect_get_loop_based_defs and
4648 vect_create_vectorized_demotion_stmts for transformation.
4649 (vect_create_vectorized_promotion_stmts): New function.
4650 (vectorizable_type_promotion): Support loop-aware SLP and general
4651 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4653 (vectorizable_store): Change documentation, support multiple
4655 (vectorizable_load): Likewise.
4656 (vect_transform_stmt): Pass SLP_NODE to
4657 vectorizable_type_promotion and vectorizable_type_demotion.
4658 (vect_schedule_slp_instance): Move here the calculation of number
4659 of vectorized statements for each node from...
4660 (vect_schedule_slp): ... here.
4661 (vect_transform_loop): Call vect_schedule_slp without the last
4664 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4667 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4668 to == in assert statement.
4669 (vectorizable_reduction): Fix typo.
4671 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4674 * value-prof.c (check_counter): Dereference pointer to overall
4675 count when printing it.
4677 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4679 * profile.h: Really add it.
4681 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4683 * mcf.c: Really add it.
4685 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4686 Vinodha Ramasamy <vinodha@google.com>
4688 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4690 * value-prof.c (check_counter): Fix the counter if
4691 flag_profile_correction is true.
4692 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4693 tree_mod_subtract_transform):
4694 Follow check_counter parameter change.
4695 * common.opt (fprofile-correction): New option.
4697 * profile.h: Likewise.
4698 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4699 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4700 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4702 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4703 flag_profile_correction is set.
4705 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4707 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4709 2008-08-18 Tomas Bily <tbily@suse.cz>
4711 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4712 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4714 * tree-data-ref.c (split_constant_offset_1): Likewise.
4715 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4716 * tree-sra.c (sra_walk_expr): Likewise.
4717 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4718 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4719 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4720 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4722 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4723 * tree-vect-transform.c (vectorizable_type_demotion)
4724 (vectorizable_type_promotion): Likewise.
4725 * tree-inline.c (expand_call_inline):
4726 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4727 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4728 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4729 * expr.c (expand_expr_real_1): Likewise.
4730 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4731 (gimple_assign_unary_useless_conversion_p): Likewise.
4732 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4733 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4734 * fold-const.c (fold_unary): Likewise.
4735 * tree.h (CONVERT_EXPR_P): Likewise.
4736 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4737 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4739 (register_edge_assert_for_2, extract_range_from_unary_expr)
4740 (register_edge_assert_for_1): Likewise.
4742 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4744 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4745 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4746 (enum real_value_const): Delete.
4747 (get_real_const): Delete.
4748 * real.c (get_real_const): Delete.
4749 (dconst_e_ptr): Define.
4750 (dconst_third_ptr): Define.
4751 (dconst_sqrt2_ptr): Define.
4752 * builtins.c: Update all callers.
4754 2008-08-18 Richard Guenther <rguenther@suse.de>
4756 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4757 statement iterator after statement removal.
4759 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4761 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4762 (detect_processor_freebsd): Likewise.
4763 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4765 2008-08-18 Richard Guenther <rguenther@suse.de>
4767 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4768 and loads have the correct types.
4770 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4773 * c-opts.c (cpp_opts): Remove static.
4774 * c-parser.c (cpp_opts): Declare it extern.
4775 (disable_extension_diagnostics): Handle cpp options.
4776 (enable_extension_diagnostics): Likewise.
4778 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4780 * diagnostics.c (permerror_at): Rename as permerror.
4781 (permerror): Delete.
4782 * toplev.h: Likewise.
4784 2008-08-18 Richard Guenther <rguenther@suse.de>
4786 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4787 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4788 Move call_cdce before build_alias. Move copyrename2,
4789 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4790 right after final inlining.
4791 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4792 (pass_build_cfg): But instead via TODO_dump_func.
4794 2008-08-18 Richard Guenther <rguenther@suse.de>
4796 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4798 (scalarize_init): If we failed to generate some initializers
4799 do not generate zeros for not instantiated members. Instead
4800 rely on the copy out.
4801 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4802 about missing flow-sensitive alias info only if we have
4805 2008-08-17 Nick Clifton <nickc@redhat.com>
4807 * doc/extend.texi (Function Attributes): Fix typo in description
4808 if hot function attribute.
4810 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4811 Richard Sandiford <rdsandiford@googlemail.com>
4813 * doc/install.texi (--with-mips-plt): Document.
4814 * doc/invoke.texi (-mplt, -mno-plt): Document.
4815 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4816 and handle ${with_mips_plt}.
4817 * config/mips/mips.opt (mplt): New option.
4818 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4819 (TARGET_ABICALLS_PIC2): Likewise.
4820 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4821 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4822 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4823 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4824 to decide whether to output ".option picX" directives.
4825 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4826 Pass -call_nonpic rather than -KPIC for -mplt.
4827 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4828 on the command line. Also remove it when -mabi=64 is used without
4830 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4831 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4832 TARGET_ABICALLS_PIC0.
4833 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4835 (mips16_build_function_stub): Only output ".option pic" directives
4836 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4837 (mips16_build_call_stub): Fix comment and remove redundant
4838 ".set at"/"set .noat" directives.
4839 (mips_function_rodata_section): Use the default behaviour for
4840 TARGET_ABSOLUTE_ABICALLS.
4841 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4842 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4843 (mips_restore_gp): Do nothing if the current function doesn't use
4845 (mips_expand_prologue): Only save $gp if the current function uses it.
4846 Use a normal move for TARGET_ABICALLS_PIC0.
4847 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4849 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4851 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4852 of function when handling GLOBAL_POINTER_REGNUM.
4854 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4857 * common.opt (-fstack-check): Do not declare the variable here.
4858 (-fstack-check=): New option variant.
4859 * doc/invoke.texi (Code Gen Options): Document it.
4860 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4861 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4862 (STACK_CHECK_STATIC_BUILTIN): New macro.
4863 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4864 * opts.c: Include expr.h.
4865 (common_handle_option) <OPT_fold_stack_check_>: New case.
4866 <OPT_fstack_check>: Likewise.
4867 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4868 consistently in the test for variable-sized types. Adjust for
4869 new behaviour of flag_stack_check.
4870 * explow.c: Include except.h.
4871 (allocate_dynamic_stack_space): Do not take into account
4872 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4873 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4874 for variable-sized parameters. Treat all parameters whose size is
4875 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4876 stack checking is enabled.
4877 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4878 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4879 if generic stack checking is enabled.
4880 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4881 * reload1.c (reload): Likewise.
4882 * stmt.c (expand_decl): Assert that all automatic variables have
4883 fixed size at this point and remove dead code.
4884 * flags.h (stack_check_type): New enumeration type.
4885 (flag_stack_check): Declare.
4886 * toplev.c (flag_stack_check): New global variable.
4887 * Makefile.in (opts.o): Add dependency on EXPR_H.
4888 (explow.o): Add dependency on except.h.
4890 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4892 * config/avr/avr.c (avr_override_options): Reduce value of
4893 PARAM_INLINE_CALL_COST.
4895 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4897 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4898 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4899 lieu of TYPE_MODE (type) throughout.
4901 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4903 * config/arm/arm.c (add_minipool_backward_ref): Check for
4904 8-byte-aligned entries in second case of forcing insertion after a
4905 particular entry. Change third case to avoid inserting
4906 non-8-byte-aligned entries before 8-byte-aligned ones.
4908 2008-08-15 Richard Guenther <rguenther@suse.de>
4910 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4911 strip components for unknown size accesses.
4913 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4915 * config/s390/2097.md New file.
4916 * config/s390/s390.md ("z10prop" attribute): Define none,
4917 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4918 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4919 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4920 possible values and apply them to insns as appropriate.
4921 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4922 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4923 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4924 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
4925 ("bfp" mode attribute): Removed. Every occurence replaced
4927 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4928 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4931 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4934 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4937 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4939 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4940 additional argument. Support reduction when duplication is needed due
4941 to data-types of different sizes in the loop.
4942 (get_initial_def_for_induction): Fix printout.
4943 (vect_get_vec_def_for_stmt_copy): Support case where the
4944 vec_stmt_for_operand is a phi node.
4945 (vectorizable_reduction): Support reduction when duplication is needed
4946 due to data-types of different sizes in the loop.
4947 (vectorizable_call): Remove restriction to not vectorize in case we
4948 have data-types of different sizes in the loop.
4949 (vectorizable_conversion): Likewise.
4950 (vectorizable_operation): Likewise.
4951 (vectorizable_type_demotion): Likewise.
4952 (vectorizable_type_promotion): Likewise.
4953 (vectorizable_induction): Add restriction to not vectorize in case
4954 we have data-types of different sizes in the loop.
4956 2008-08-14 Christophe Saout <christophe@saout.de>
4957 Uros Bizjak <ubizjak@gmail.com>
4960 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4961 (*vec_concatv2di_rex64_sse4_1): Ditto.
4962 (*vec_concatv2di_rex64_sse): Ditto.
4964 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4967 * fold-const.c (fold_widened_comparison): Do not allow
4968 sign changes that change the result even if shorter type
4969 is wider than arg1_unw's type.
4971 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4973 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4974 Skip if the multilib testing specifies -march that does not
4975 agree with the one specified in the testcase.
4977 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4979 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4980 zero extend SImode values being converted to TFmode before passing
4983 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4985 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4986 __PPU__ when targeting the Cell/B.E. PPU processor.
4988 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4990 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4991 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4992 Rematerialize the static chain, if any.
4993 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4996 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4998 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4999 (new_loc_descr): Likewise.
5000 (add_loc_descr): Likewise.
5001 (size_of_loc_descr): Likewise.
5002 (size_of_locs): Likewise.
5003 (output_loc_operands): Likewise.
5004 (output_loc_sequence): Likewise.
5005 (new_reg_loc_descr): New.
5006 (build_cfa_loc): Use it.
5007 (build_cfa_aligned_loc): Likewise.
5008 (one_reg_loc_descriptor): Likewise.
5009 (based_loc_descr): Likewise.
5011 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5014 * doc/invoke.texi (Wmain): Update.
5015 * c-decl.c (start_decl): warn_main is only 0 or 1.
5016 (start_function): Likewise. Fix formatting.
5017 (finish_function): Delete redundant warning.
5018 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5019 * c-opts (c_common_handle_option): -Wall only has effect if
5020 warn_main is uninitialized. OPT_Wmain is automatically
5021 handled. -pedantic also enables Wmain.
5022 (c_common_post_options): Handle all logic for Wmain here.
5023 * c-common.c (warn_main): Delete.
5024 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5025 * c-common.h (warn_main): Delete.
5027 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5030 * expr.c (emit_group_store): Allocate stack temp with the
5031 largest alignment when copying from register to stack.
5033 2008-08-13 Richard Guenther <rguenther@suse.de>
5035 * tree.h (maybe_fold_offset_to_address): Declare.
5036 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5037 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5038 Likewise for POINTER_PLUS_EXPR.
5039 (maybe_fold_offset_to_reference): Enable disabled code.
5040 (maybe_fold_offset_to_address): New function.
5041 (fold_stmt_r): Use it.
5042 (fold_gimple_assign): Likewise.
5043 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5044 (gimplify_expr): Likewise.
5046 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5048 * toplev.h (pedwarn_at): Fix declaration.
5050 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5052 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5053 LINK_SPEC): Use %R in -Y P argument.
5055 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5058 * diagnostic.c (pedwarn_at): New.
5059 * toplev.h (pedwarn_at): Declare.
5060 * c-tree.h (build_enumerator): Update declaration.
5061 * c-decl.c (finish_enum): Update comment.
5062 (build_enumerator): Take a location parameter. Give a pedwarn but do
5063 not perform any conversion.
5064 * c-parser.c (c_parser_enum_specifier): Set correct location for
5067 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5070 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5071 expressions except for conversions to signed:1 bitfields. Handle
5072 COND_EXPR with constant operands.
5074 2008-08-13 Richard Guenther <rguenther@suse.de>
5076 PR tree-optimization/15255
5077 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5078 (struct oecount_s): New struct and VEC types.
5080 (oecount_hash): New function.
5081 (oecount_eq): Likewise.
5082 (oecount_cmp): Likewise.
5083 (zero_one_operation): New function.
5084 (build_and_add_sum): Likewise.
5085 (undistribute_ops_list): Perform un-distribution of multiplication
5086 and division on the chain of summands.
5087 (should_break_up_subtract): Also break up subtracts for factors.
5088 (reassociate_bb): Delete dead visited statements.
5089 Call undistribute_ops_list. Re-sort and optimize if it did something.
5090 * passes.c (init_optimization_passes): Move DSE before
5092 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5095 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5097 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5099 * doc/invoke.texi: Revert unintended checkin.
5101 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5104 * gcc.c (include_spec_function): Tweak call to find_a_file.
5106 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5109 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5110 and TRUTH_ORIF_EXPR.
5111 * dojump.c (do_jump): Likewise.
5113 PR tree-optimization/37084
5114 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5115 if id->regimplify, don't assume stmt is a cast assignment.
5117 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5119 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5121 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5124 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5127 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5129 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5130 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5132 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5133 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5134 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5135 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5136 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5138 * doc/tm.texi (Storage Layout): Remove documentation for
5139 TARGET_FLOAT_FORMAT.
5141 * simplify-rtx.c (simplify_binary_operation_1): Replace
5142 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5144 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5146 * real.h (struct real_format): New member has_sign_dependent_rounding.
5147 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5148 spu_single_format, ieee_double_format, mips_double_format,
5149 motorola_double_format, ieee_extended_motorola_format,
5150 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5151 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5152 mips_extended_format, ieee_quad_format, mips_quad_format,
5153 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5154 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5156 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5157 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5158 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5159 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5160 (ROUND_TOWARDS_ZERO): Likewise.
5162 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5163 (FLOAT_MODE_FORMAT): New macro.
5164 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5165 (MODE_COMPOSITE_P): ... this new macro.
5166 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5167 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5168 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5170 * flags.h: Include "real.h".
5172 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5173 REAL_MODE_FORMAT_COMPOSITE_P.
5174 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5176 * doc/tm.texi (Storage Layout): Remove documentation of
5177 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5178 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5179 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5180 they only apply to libgcc2.a.
5182 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5184 * config/spu/float_disf.c: New file.
5185 * config/spu/float_unsdisf.c: New file.
5186 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
5187 (LIB2FUNCS_EXCLUDE): Define.
5189 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5190 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5192 * real.h (struct real_format): New member round_towards_zero.
5193 * real.c (round_for_format): Respect fmt->round_towards_zero.
5194 (ieee_single_format, mips_single_format, motorola_single_format,
5195 spu_single_format, ieee_double_format, mips_double_format,
5196 motorola_double_format, ieee_extended_motorola_format,
5197 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5198 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5199 mips_extended_format, ieee_quad_format, mips_quad_format,
5200 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5201 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5203 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
5204 real_format to choose rounding mode when calling MPFR functions.
5205 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
5206 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
5208 * real.h (real_to_decimal_for_mode): Add prototype.
5209 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
5210 Respect target rounding mode when generating decimal representation.
5211 (real_to_decimal): New stub for backwards compatibility.
5212 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
5213 real_to_decimal_for_mode instead of real_to_decimal.
5215 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
5217 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5218 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5220 * real.c (spu_single_format): New variable.
5221 * real.h (spu_single_format): Declare.
5223 * config/spu/spu.c (spu_override_options): Install SFmode format.
5224 (spu_split_immediate): Use integer mode to operate on pieces of
5225 floating-point values in all cases.
5227 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
5228 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
5229 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
5231 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5233 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
5235 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5237 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
5239 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5242 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
5243 on the VAR_DECL instead of TYPE_READONLY on its type.
5245 2008-08-12 Ira Rosen <irar@il.ibm.com>
5247 * tree-vectorizer.c: Depend on langhooks.h.
5248 (supportable_widening_operation): Add two arguments. Support double
5250 (supportable_narrowing_operation): Likewise.
5251 * tree-vectorizer.h (supportable_widening_operation): Add two
5253 (supportable_narrowing_operation): Likewise.
5254 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
5255 supportable_widening_operation with correct arguments.
5256 * tree-vect-transform.c (vectorizable_conversion): Likewise.
5257 (vectorizable_type_demotion): Support double type conversions.
5258 (vectorizable_type_promotion): Likewise.
5259 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
5261 2008-08-11 Michael Matz <matz@suse.de>
5263 * i386/i386.c (override_options): Move initialisation from
5264 flag_schedule_insns_after_reload to here from ...
5265 (optimization_options): ... here.
5267 2008-08-11 Jakub Jelinek <jakub@redhat.com>
5269 PR rtl-optimization/36998
5270 * dwarf2out.c (compute_barrier_args_size_1,
5271 compute_barrier_args_size): Temporarily remove assertions.
5273 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5276 * tree-ssa.c (struct walk_data): Add new flag
5277 warn_possibly_uninitialized.
5278 (warn_uninitialized_var): Use it.
5279 (warn_uninitialized_vars): New.
5280 (execute_early_warn_uninitialized): Call it.
5281 (execute_late_warn_uninitialized): Likewise.
5283 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5286 * reload1.c (gen_reload): Guard calls to get_secondary_mem
5289 2008-08-09 Jan Hubicka <jh@suse.cz>
5292 * optabs.c (maybe_emit_unop_insn): Remove produced code if
5294 (expand_fix): Be prepared for expansion to fail.
5295 (expand_sfix_optab): Remove instructions if expansion failed.
5297 2008-08-09 Anatoly Sokolov <aesok@post.ru>
5299 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
5301 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
5302 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5304 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5306 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
5307 mips/t-libgcc-mips16 to tmake_file.
5308 * config/mips/mips-protos.h (mips_call_type): New enum.
5309 (mips_pic_base_register, mips_got_load): Declare.
5310 (mips_restore_gp): Take an rtx argument.
5311 (mips_use_pic_fn_addr_reg_p): Declare.
5312 (mips_expand_call): Replace the sibcall_p argument with
5313 a mips_call_type argument. Add a lazy_p parameter.
5314 (mips_split_call): Declare.
5315 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
5316 (MIPS16_PIC_TEMP): Likewise.
5317 (reg_class): Delete M16_NA_REGS.
5318 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5319 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
5320 (mips_split_hi_p): Declare.
5321 * config/mips/mips.c (mips_split_hi_p): New array.
5322 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
5323 (mips_got_symbol_type_p): New function.
5324 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
5325 (mips16_stub_function_p): New function.
5326 (mips16_local_function_p): Likewise.
5327 (mips_use_pic_fn_addr_reg_p): Likewise.
5328 (mips_cannot_force_const_mem): Return false for HIGHs.
5329 Extend CONST_INT and symbolic handling to MIPS16, using
5330 mips_symbol_insns to check that the base symbol type is a
5331 legitimate constant. Reject GOT-based constants if
5332 TARGET_MIPS16_PCREL_LOADS.
5333 (mips_const_insns): Check targetm.cannot_force_const_mem when
5334 decomposing a symbolic base and a large offset.
5335 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
5336 When calling a function that needs $25 from MIPS16 code,
5337 move the target address into $25 separately and add a USE
5339 (mips16_gp_pseudo_reg): Insert the initializer immediately
5340 before the first real insn.
5341 (mips_pic_base_register, mips_got_load): New functions.
5342 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
5343 parameter to LOW_OUT. Say that it can be any valid SET_SRC
5344 when splitting a load-address operation. Split SYMBOL_GOT_DISP
5345 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
5346 (mips_call_tls_get_addr): Update the call to mips_expand_call,
5347 also passing NULL_RTX rather than const0_rtx as the aux argument.
5348 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
5349 instead of TARGET_EXPLICIT_RELOCS.
5350 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
5351 (mips_load_call_address): Replace the sibcall_p argument with
5352 a mips_call_type argument. Use mips_got_load.
5353 (mips16_local_alias): New structure.
5354 (mips16_local_aliases): New variable.
5355 (mips16_local_aliases_hash): New function.
5356 (mips16_local_aliases_eq): Likewise.
5357 (mips16_local_alias): Likewise.
5358 (mips16_stub_function): Likewise.
5359 (mips16_build_function_stub): Create a local alias for the target
5360 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
5361 .cpload directive and an R_MIPS_NONE relocation for the target
5362 function, then load the alias rather than the function itself.
5363 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
5364 (mips16_copy_fpr_return_value): Use mips16_stub_function and
5365 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
5366 (mips16_build_call_stub): Replace the FN parameter with an
5367 FN_PTR parameter. Force the address into a register if it
5368 isn't a call_insn_operand; don't rely on the caller to do this.
5369 If a call to a locally-defined and locally-binding MIPS16
5370 function must be made indirectly, redirect the call to the
5371 function's local alias. Use mips16_stub_function_p,
5372 mips16_stub_function, mips_expand_call and use_reg.
5373 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
5374 Use explicit %hi and %lo accesses where possible.
5375 Use MIPS_CALL to generate the correct code form of a
5376 jal instruction. Add clobbers of $18 instead of uses.
5377 Update the call to mips_emit_call_insn.
5378 (mips_expand_call): Replace the SIBCALL_P argument with a
5379 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
5380 Take a LAZY_P parameter. Call mips16_build_call_stub first,
5381 allowing it to modify the call address. Update the calls to
5382 mips_load_call_address and mips_emit_call_insn.
5383 (mips_split_call): New function.
5384 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
5385 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
5386 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
5387 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
5388 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
5390 (mips_cprestore_slot): New function.
5391 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
5392 and use mips_cprestore_slot.
5393 (mips_output_function_prologue): Handle TARGET_MIPS16 for
5395 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
5396 then use a copygp_mips16 instruction to set up $28.
5397 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
5398 (mips16_lay_out_constants): Call split_all_insns_noflow.
5399 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
5400 false if TARGET_MIPS16.
5401 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
5402 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
5403 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
5404 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
5405 MIPS16 code. Allow MIPS16 o32 PIC.
5406 (mips_override_options): Allow MIPS16 o32 PIC.
5407 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
5408 after reload if TARGET_USE_GOT.
5409 (UNSPEC_COPYGP): New constant.
5410 (length): Use a default length of 8 for MIPS16 GOT loads.
5411 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
5412 (*got_page<mode>): Check mips_split_hi_p.
5413 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
5414 (unspec_got<mode>, unspec_call<mode>): New expanders.
5415 (load_got<mode>, load_call<mode>): Remove the length attributes.
5416 Use a got attribute instead of a type attribute.
5417 (copygp_mips16): New insn.
5418 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
5419 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
5420 (sibcall, sibcall_value, call, call_value): Update the calls
5421 to mips_expand_call.
5422 (call_internal, call_value_internal): Use mips_split_call.
5423 (call_value_multiple_internal): Likewise.
5424 (call_split): Move after call_internal (the insn it is split from).
5425 (call_internal_direct, call_value_internal_direct): Turn into
5426 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
5427 (call_direct_split, call_value_direct_split): New patterns.
5428 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
5429 and use M16_REGS instead of M16_NA_REGS.
5430 * config/mips/predicates.md (const_call_insn_operand): Replace
5431 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
5432 mips_use_pic_fn_addr_reg_p check.
5433 (move_operand): Reject HIGHs if mips_split_hi_p.
5434 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
5435 (__mips16_floatunsisf): Inline __mips16_floatsisf.
5436 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
5437 * config/mips/libgcc-mips16.ver: New file.
5438 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
5439 $(srcdir)/config/mips/libgcc-mips16.ver.
5441 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5443 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
5444 (mips_unspec_address, mips_unspec_offset_high): Likewise.
5445 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
5446 (mips16_cfun_returns_in_fpr_p): Likewise.
5448 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5450 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
5451 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
5452 rather than 4 to PC.
5454 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5456 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
5457 (FUNCTION_PROFILER): Save the static chain pointer into $2
5458 beforehand and restore it aftewards.
5459 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
5460 address directly into $25 and call the function through $25;
5461 do not clobber $3. Pad the DImode version to cover the space
5462 left by the deleted $25 <- $3 move.
5463 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
5464 the removal of the $25 <- $3 move.
5465 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
5466 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5468 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5469 Daniel Jacobowitz <dan@codesourcery.com>
5471 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
5472 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
5473 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
5474 * config/mips/mips.c (mips_start_function_definition): New function.
5475 (mips_end_function_definition): Likewise.
5476 (mips_output_function_prologue): Use mips_start_function_definition.
5477 (mips_output_function_epilogue): Use mips_end_function_definition.
5478 (build_mips16_function_stub): Use mips_start_function_definition
5479 and mips_end_function_definition.
5480 (build_mips16_call_stub): Likewise.
5482 2008-08-09 Richard Guenther <rguenther@suse.de>
5484 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
5485 * gimple.h (gimple_call_fn): Adjust comment.
5486 (gimple_call_set_fndecl): New function.
5487 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
5488 longer having bare FUNCTION_DECL operand.
5489 (gimple_call_return_type): Likewise.
5490 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
5492 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
5493 (gimple_mod_pow2): Likewise.
5494 (gimple_mod_subtract): Likewise.
5495 (gimple_ic): Likewise.
5496 (gimple_stringop_fixed_value): Likewise.
5497 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
5498 longer having bare FUNCTION_DECL operand.
5499 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5500 * omp-low.c (optimize_omp_library_calls): Likewise.
5501 * cgraphunit.c (update_call_expr): Likewise.
5502 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5503 (execute_convert_to_rsqrt): Likewise.
5504 * cfgexpand.c (gimple_to_tree): Simplify.
5505 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5506 bare FUNCTION_DECL operand.
5507 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5508 (convert_gimple_call): Use gimple_call_fndecl.
5509 * c-common.c (c_warn_unused_result): Likewise.
5511 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5514 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5515 (c_finish_return): Likewise.
5516 (c_start_case): Likewise.
5517 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
5518 * c-parser.c (c_parser_condition): New. Call
5519 verify_sequence_points.
5520 (c_parser_paren_condition): Call c_parser_condition.
5521 (c_parser_for_statement): Call c_parser_condition.
5523 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5526 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5527 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5528 Moved from diagnostic.h
5529 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5531 (emit_diagnostic): New.
5532 (warning0, pedwarn0): Delete.
5533 (warning, warning_at, pedwarn, permerror): Return bool.
5534 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5535 Moved to diagnostic.c.
5536 (struct diagnostic_context): Use correct type for
5537 classify_diagnostic.
5538 (diagnostic_report_diagnostic): Update declaration.
5539 (emit_diagnostic): Declare.
5540 * errors.c (warning): Return bool.
5541 * errors.h (warning): Update declaration.
5542 * toplev.h (warning0, pedwarn0): Delete.
5543 (warning, warning_at, pedwarn, permerror): Return bool.
5544 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5545 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5546 inform. Update all calls.
5547 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5548 before giving informative note.
5549 (implicit_decl_warning): Likewise.
5550 * c-typeck.c (build_function_call): Likewise.
5551 * tree-sssa.c (warn_uninit): Likewise.
5552 * builtins.c (gimplify_va_arg_expr): Likewise.
5554 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5557 * doc/invoke.texi (-Wextra): Move warning from here...
5558 (-Wuninitialized): ... to here.
5560 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5563 * flags.h (set_Wunused): Delete
5564 * toplev.c (process_options): Handle Wunused flags here.
5565 * opts.c (maybe_warn_unused_parameter): Delete.
5566 (common_handle_option): Replace set_Wunused by warn_unused.
5567 (set_Wextra): Do not handle Wunused-parameter here.
5568 (set_Wunused): Delete.
5569 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5571 * common.opt (Wunused): Add Var and Init.
5572 (Wunused-function): Likewise.
5573 (Wunused-label): Likewise.
5574 (Wunused-parameter): Likewise.
5575 (Wunused-value): Likewise.
5576 (Wunused-variable): Likewise.
5578 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5580 * doc/invoke.texi: Add cpu_type power7.
5581 * config.in (HAVE_AS_VSX): New.
5582 * config.gcc: Add cpu_type power7.
5583 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5585 * configure: Regenerate.
5586 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5588 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5589 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5590 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5592 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5594 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5595 type to vectorize.builtin_conversion.
5596 (vectorizable_conversion): Likewise.
5597 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5598 integral type as input.
5599 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5601 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5602 and ALTIVEC_BUILTIN_VCTSXS.
5603 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5606 2008-08-08 Richard Guenther <rguenther@suse.de>
5608 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5609 (surely_varying_stmt_p): Calls are varying only if they are
5610 non-builtin and not indirect or have no result.
5611 (ccp_fold): Re-instantiate code before the tuples merge.
5613 2008-08-08 Richard Guenther <rguenther@suse.de>
5615 PR tree-optimization/37056
5616 * gimple.h (gimple_assign_rhs_class): New helper function.
5617 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5618 unary operations properly.
5620 2008-08-07 Jan Hubicka <jh@suse.cz>
5622 * i386.h (ix86_size_cost): Declare.
5623 (ix86_cur_cost): New function macro.
5624 * i386.md (peepholes expanding size and splitters): Predicate by
5625 optimize_insn_for_speed_p.
5626 (peepholes reduce size and splitters): Predicate by
5627 optimize_insn_for_size_p.
5628 * i386.c (ix86_size_cost): Rename from ...
5629 (size_cost): This one.
5630 (override_options): Update.
5631 (decide_alg): Likewise.
5632 (ix86_expand_clear): Use RTL profile.
5633 (ix86_pad_returns): Use RTL profile.
5635 2008-08-07 Jan Hubicka <jh@suse.cz>
5637 * recog.c (split_all_insns): Set RTL profile
5638 (peephole2_optimize): Likewise.
5639 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5640 * combine.c (combine_instructions): Likewise.
5642 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5644 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5646 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5648 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5649 value in a6 after the set_frame_ptr insn.
5651 2008-08-07 Richard Henderson <rth@redhat.com>
5654 * gcc.c (cpp_options): Pass along -g*.
5656 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5658 * config/arm/arm.c (output_move_neon): Update comment describing
5659 big-endian vector layout.
5660 (arm_assemble_integer): Do not handle big-endian NEON vectors
5662 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5663 neon_vget_lane<mode>_sext_internal,
5664 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5665 element indices for big-endian.
5667 2008-08-07 Richard Henderson <rth@redhat.com>
5669 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5670 * configure, config.in: Rebuild.
5671 * debug.h (dwarf2out_do_cfi_asm): Declare.
5672 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5673 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5674 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5675 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5677 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5679 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5680 movv2si_internal): Combine into mov<mode>_internal.
5681 (movv2si_internal_2): Remove.
5683 2008-08-07 Jan Hubicka <jh@suse.cz>
5686 * i386.md (single stringop patterns): Enable unconditionally.
5688 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5691 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
5693 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5694 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5696 * config/i386/sse.md (sse2_movq128): New.
5698 * doc/extend.texi: Document __builtin_ia32_movq128.
5700 2008-08-07 Richard Guenther <rguenther@suse.de>
5703 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5704 pointers can access anything.
5706 2008-08-06 Jan Hubicka <jh@suse.cz>
5708 * optabs.c (emit_unop_insn): Break out to ...
5709 (maybe_emit_unop_insn): ... this one.
5710 (expand_sfix_optab): Use maybe variant.
5711 * optabs.h (maybe_emit_unop_insn): Declare.
5713 * i386.md (mov0 patterns): Enable by default.
5714 (FP conversion expanders): Disable expansion of code expanding
5715 sequences when instruction should be optimized for size.
5716 (single strinop patterns): Enable when optimizing for size.
5717 (string expanders): Disable expanding of code expanding sequences
5718 when optimizning instruction for size.
5719 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5721 (ix86_fp_comparison_sahf_cost): Likewise.
5722 (ix86_expand_branch): Likewise.
5723 (ix86_expand_ashl_const): Likewise.
5724 (ix86_split_ashl): Likewise.
5725 (ix86_expand_strlen): Likewise.
5726 (ix86_emit_fp_unordered_jump): Likewie.
5728 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5730 * c-common.c: Fix typo.
5731 (c_common_reswords): Activate more C++ keyword warnings.
5733 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5735 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5738 * diagnostic.c (permerror_at): New.
5739 * toplev.h (permerror_at): Declare.
5741 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5742 Ira Rosen <irar@il.ibm.com>
5744 * tree-vect-transform.c (vect_model_simple_cost): Return
5745 immediately if stmt is pure SLP.
5746 (vect_model_store_cost): Ditto.
5747 (vect_model_load_cost): Ditto.
5748 (vectorizable_store): Remove PURE_SLP check before call
5749 to vect_model_store_cost.
5750 (vect_model_store_cost): When checking whether stmt describe
5751 strided access, add a check that it is not slp_node.
5753 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5756 * c-common.c (warn_for_sign_compare): New. Handle separately the
5757 case that 'constant' is zero.
5758 * c-typeck.c (build_binary_op): Move code to c-common.c
5760 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5762 * config/alpha/alpha.c (alpha_preferred_reload_class,
5763 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5764 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5765 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5766 * config/arm/arm.md: Likewise.
5767 * config/avr/avr-protos.h (preferred_reload_class,
5768 test_hard_reg_class, avr_simplify_comparison_p,
5769 out_shift_with_cnt, class_max_nregs): Likewise.
5770 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5771 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5772 preferred_reload_class, test_hard_reg_class): Likewise.
5773 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5774 bfin_memory_move_cost, bfin_secondary_reload,
5775 bfin_output_mi_thunk): Likewise.
5776 * config/crx/crx.c (crx_secondary_reload_class,
5777 crx_memory_move_cost): Likewise.
5778 * config/frv/frv-protos.h (frv_secondary_reload_class,
5779 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5780 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5781 frv_secondary_reload_class, frv_class_likely_spilled_p,
5782 frv_class_max_nregs): Likewise.
5783 * config/h8300/h8300.c (h8300_classify_operand,
5784 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5786 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5787 * config/ia64/ia64.c (ia64_preferred_reload_class,
5788 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5789 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5790 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5792 * config/m68hc11/m68hc11.c (preferred_reload_class,
5793 m68hc11_memory_move_cost): Likewise.
5794 * config/mcore/mcore.c (mcore_secondary_reload_class,
5795 mcore_reload_class): Likewise.
5796 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5797 mips_class_max_nregs, mips_cannot_change_mode_class,
5798 mips_preferred_reload_class, mips_secondary_reload_class,
5799 mips_output_mi_thunk): Likewise.
5800 * config/mmix/mmix.c (mmix_preferred_reload_class,
5801 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5803 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5805 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5806 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5807 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5808 * config/rs6000/rs6000.c (paired_expand_vector_init,
5809 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5810 compare_section_name, rs6000_memory_move_cost): Likewise.
5811 * config/s390/s390.c (s390_emit_compare_and_swap,
5812 s390_preferred_reload_class, s390_secondary_reload,
5813 legitimize_pic_address, legitimize_tls_address,
5814 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5815 s390_class_max_nregs): Likewise.
5816 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5817 * config/s390/s390.md: Likewise.
5818 * config/score/score-protos.h (score_secondary_reload_class,
5819 score_preferred_reload_class): Likewise.
5820 * config/score/score.c (score_preferred_reload_class,
5821 score_secondary_reload_class): Likewise.
5822 * config/score/score3.c (score3_output_mi_thunk,
5823 score3_preferred_reload_class, score3_secondary_reload_class,
5824 score3_hard_regno_mode_ok): Likewise.
5825 * config/score/score3.h (score3_preferred_reload_class,
5826 score3_secondary_reload_class): Likewise.
5827 * config/score/score7.c (score7_output_mi_thunk,
5828 score7_preferred_reload_class, score7_secondary_reload_class,
5829 score7_hard_regno_mode_ok): Likewise.
5830 * config/score/score7.h (score7_preferred_reload_class,
5831 score7_secondary_reload_class): Likewise.
5832 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5833 output_branchy_insn, add_constant, gen_block_redirect,
5834 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5835 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
5836 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5837 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5838 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5839 xstormy16_preferred_reload_class): Likewise.
5840 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5841 xtensa_expand_atomic, override_options,
5842 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5844 * reorg.c (try_merge_delay_insns): Likewise.
5845 * tree.c (merge_dllimport_decl_attributes): Likewise.
5847 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5849 2008-08-06 Michael Matz <matz@suse.de>
5851 * Makefile.in (write_entries_to_file): Quote words.
5852 * gengtype.c: (read_input_line): Skip over leading white-space.
5854 2008-08-06 Marc Gauthier <marc@tensilica.com>
5856 * config.gcc: Match more processor names for Xtensa.
5857 * configure.ac: Likewise.
5858 * doc/install.texi (Specific): Likewise.
5859 * configure: Regenerate.
5861 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5863 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5864 * calls.c (avoid_likely_spilled_reg): Likewise.
5865 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5866 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5867 * config/i386/i386.c (ix86_expand_special_args_builtin,
5868 ix86_secondary_reload): Likewise.
5869 * except.c (struct eh_region, gen_eh_region_catch,
5870 remove_unreachable_regions, duplicate_eh_regions,
5871 assign_filter_values, build_post_landing_pads,
5872 sjlj_find_directly_reachable_regions, remove_eh_handler,
5873 reachable_next_level, foreach_reachable_handler,
5874 can_throw_internal_1, can_throw_external_1,
5875 collect_one_action_chain): Likewise.
5876 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5877 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5878 * function.c (update_temp_slot_address, instantiate_new_reg,
5879 instantiate_virtual_regs_in_rtx,
5880 instantiate_virtual_regs_in_insn): Likewise.
5881 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5882 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5883 gimplify_cleanup_point_expr): Likewise.
5884 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5885 * passes.c (next_pass_1): Likewise.
5886 * print-tree.c (print_node_brief, print_node): Likewise.
5887 * profile.c (branch_prob): Likewise.
5888 * tree-dump.c (dump_register): Likewise.
5889 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5891 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5892 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5893 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5894 copy_arguments_for_versioning, copy_static_chain): Likewise.
5895 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5896 add_new_name_mapping, register_new_name_mapping): Likewise.
5897 * tree-mudflap.c (mf_xform_derefs): Likewise.
5898 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5899 get_init_expr, combine_chains): Likewise.
5900 * tree-pretty-print.c (dump_generic_node): Likewise.
5901 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5902 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5903 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5904 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5906 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5909 * calls.c (expand_call): Use the biggest preferred stack
5912 2008-08-06 Michael Matz <matz@suse.de>
5915 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5916 for reused reload, instead of overwriting them.
5918 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5921 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5922 for incoming stack boundary.
5924 * function.c (assign_parm_find_entry_rtl): Update
5925 parm_stack_boundary.
5927 * function.h (rtl_data): Add parm_stack_boundary.
5929 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5930 parm_stack_boundary for incoming stack boundary.
5932 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5934 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5935 for unrepresentable subregs or treat them as equal to other regs
5936 or subregs with the same register number.
5938 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5941 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5944 2008-08-06 Jan Hubicka <jh@suse.cz>
5946 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5947 frequencies might be hot.
5949 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5951 * reload.c (find_reloads): Force constants into literal pool
5952 also if they are wrapped in a SUBREG.
5954 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5957 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5958 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5959 Don't allow predicated instructions for data speculation.
5960 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5963 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5965 * haifa-sched.c (extend_global): Split to extend_global_data and
5966 extend_region_data. Update all uses.
5967 (extend_all): Rename to extend_block_data.
5969 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5971 * sched-rgn.c (new_ready): Check if instruction can be
5972 speculatively scheduled before attempting speculation.
5973 (debug_rgn_dependencies): Remove wrongful assert.
5975 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5977 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5979 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5981 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5982 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5983 va_size, and type_size.
5985 2008-08-04 Jason Merrill <jason@redhat.com>
5988 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5989 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5991 2008-08-05 Richard Henderson <rth@redhat.com>
5993 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5994 * configure: Rebuild.
5996 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5999 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6000 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6003 2008-08-05 Richard Henderson <rth@redhat.com>
6005 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6006 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6007 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6008 * common.opt (fdwarf2-cfi-asm): New.
6009 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6010 * config.in, configure: Rebuild.
6011 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6012 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
6013 (dw2_force_const_mem): Externalize.
6014 * dwarf2asm.h: Update.
6015 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6016 generate a real label.
6017 (output_cfi_directive): New.
6018 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6019 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6020 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6022 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6023 (output_loc_operands_raw, output_loc_sequence_raw): New.
6024 (output_cfa_loc_raw): New.
6026 2008-08-05 Paul Brook <paul@codesourcery.com>
6028 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6029 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6030 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6031 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6032 * config/arm/arm.h (TARGET_VFPD32): Define.
6033 (TARGET_VFP3): Use TARGET_VFPD32.
6034 (fputype): Add FPUTYPE_VFP3D16.
6035 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6036 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6037 * config/arm/arm-cores.def: Add cortex-r4f.
6038 * config/arm/arm-tune.md: Regenerate.
6040 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6042 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6043 Reword some comments throughout the file.
6045 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6046 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6047 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
6048 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
6050 (MFC_START_ENABLE): Remove PPU-only define.
6051 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6052 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6054 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6055 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6056 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6057 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6058 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6059 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6060 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6062 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6063 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6064 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6065 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6067 (spu_read_machine_status): Fix typo.
6069 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6071 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6072 SUBREG of multi-word hard register.
6073 * config/spu/spu.c (valid_subreg): Likewise.
6074 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6076 2008-08-04 Richard Guenther <rguenther@suse.de>
6078 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6079 the candidate with the stripped base if that base is different
6080 from the original base even for offset zero.
6082 2008-08-04 Richard Guenther <rguenther@suse.de>
6085 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6086 check for no_overflow.
6088 2008-08-04 Richard Guenther <rguenther@suse.de>
6090 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6092 2008-08-04 Paul Brook <paul@codesourcery.com>
6094 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6095 (arm_order_regs_for_local_alloc): New function.
6096 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6098 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6100 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6103 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6104 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6105 (ix86_expand_epilogue): Likewise.
6107 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6109 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6112 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6114 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6115 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6116 (*movv2sf_internal_rex64): Ditto.
6118 2008-08-03 Jan Hubicka <jh@suse.cz>
6120 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6121 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6122 * expmed.c (expand_smod_pow2): Likewise.
6124 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6127 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6128 alternative 0 of operand 1.
6129 (*vec_concatv2di_rex64_sse): Ditto.
6130 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6132 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6133 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6134 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6135 (*movv2sf_internal_rex64): Ditto.
6137 2008-08-02 Richard Guenther <rguenther@suse.de>
6140 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6141 (ssedoublesizemode): New mode attribute.
6142 (sse_shufps): Call gen_sse_shufps_v4sf.
6143 (sse_shufps_1): Macroize.
6144 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6145 (sse2_shufpd_1): Macroize.
6146 (vec_extract_odd, vec_extract_even): New expanders.
6147 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6148 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6149 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6150 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6151 (ix86_expand_vector_set): Likewise.
6152 (ix86_expand_reduc_v4sf): Likewise.
6154 2008-08-01 Doug Kwan <dougkwan@google.com>
6156 * matrix-reorg.c: Re-enable all code.
6157 (struct malloc_call_data): Change CALL_STMT to gimple type.
6158 (collect_data_for_malloc_call): Tuplify.
6159 (struct access_site_info): Change STMT to gimple type.
6160 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6161 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6162 (struct free_info): Change STMT to gimple type.
6163 (struct matrix_access_phi_node): Change PHI to gimple type.
6164 (get_inner_of_cast_expr): Remove.
6165 (may_flatten_matrices_1): Tuplify.
6166 (may_flatten_matrices): Ditto.
6167 (mark_min_matrix_escape_level): Ditto.
6168 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6169 (ssa_accessed_in_call_rhs): New
6170 (ssa_accessed_in_assign_rhs): New
6171 (record_access_alloc_site_info): Tuplify.
6172 (add_allocation_site): Ditto.
6173 (analyze_matrix_allocation_site): Ditto.
6174 (analyze_transpose): Ditto.
6175 (get_index_from_offset): Ditto.
6176 (update_type_size): Ditto.
6177 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6178 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6179 (analyze_accesses_for_phi_node): Tuplify.
6180 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6181 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6182 (analyze_matrix_accesses): Tuplify.
6183 (check_var_data): New call-back type for check_var_notmodified_p.
6184 (check_var_notmodified_p): Tuplify and use call-back struct to
6185 return statement found.
6186 (can_calculate_expr_before_stmt): Factor out statement related code
6188 (can_calculate_stmt_before_stmt): New.
6189 (check_allocation_function): Tuplify.
6190 (find_sites_in_func): Ditto.
6191 (record_all_accesses_in_func): Ditto.
6192 (transform_access_sites): Ditto.
6193 (transform_allocation_sites): Ditto.
6194 (matrix_reorg): Re-enable.
6195 (gate_matrix_reorg): Re-enable.
6197 2008-08-01 Jakub Jelinek <jakub@redhat.com>
6199 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
6200 for labels for which it hasn't been set yet. If it has been set,
6201 stop walking insns and continue with next worklist item.
6202 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
6203 if the only BARRIER is at the very end of a function.
6205 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6207 * cfgexpand.c (expand_stack_alignment): Assert that
6208 stack_realign_drap and drap_rtx must match.
6210 * function.c (instantiate_new_reg): If DRAP is used to realign
6211 stack, replace virtual_incoming_args_rtx with internal arg
6214 2008-08-01 Richard Guenther <rguenther@suse.de>
6216 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
6217 loop information only if we initialized it.
6218 (execute_pre): Call fini_pre with in_fre.
6219 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
6220 if we do not unroll because we hit max-completely-peeled-insns.
6221 Use our estimation for consistency, do allow shrinking.
6223 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
6225 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
6226 with MIN_STACK_BOUNDARY.
6227 (ix86_update_stack_boundary): Likewise.
6228 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
6231 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
6232 (MIN_STACK_BOUNDARY): This.
6234 2008-08-01 Richard Guenther <rguenther@suse.de>
6237 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
6239 2008-08-01 Richard Guenther <rguenther@suse.de>
6241 PR tree-optimization/36988
6242 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
6243 do not matter if that doesn't change volatile qualification.
6245 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
6247 * configure.ac: Do not generate libada-mk. Do not subst
6249 * libada-mk.in: Remove.
6250 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
6251 * configure: Regenerate.
6253 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
6255 * tree-pass.h: Added comment about not dumping passes with name
6256 starting with star in struct opt_pass.
6257 * passes.c (register_dump_files_1): Don't do dump for a pass with
6258 name starting with star.
6259 * doc/passes.texi (Pass manager): Mention pass names and special
6260 meaning of star prefix to avoid dump.
6262 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
6264 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
6266 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
6267 (ISA_MIPS64R2): New macro.
6268 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
6269 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
6270 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
6271 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
6272 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
6273 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
6274 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
6275 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
6276 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
6277 Move up to keep list alphabetically sorted.
6278 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
6279 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
6281 * doc/invoke.texi (MIPS Options): Add -mips64r2.
6282 (-march=@var{arch}): Add mips64r2.
6284 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6286 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
6288 2008-07-31 Steve Ellcey <sje@cup.hp.com>
6290 * expr.c (expand_assignment): Check for complete type.
6292 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6295 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
6297 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
6298 for stack alignment.
6300 * function.h (rtl_data): Add stack_realign_tried. Update comments.
6302 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
6304 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
6305 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
6307 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6309 PR rtl-optimization/36419
6310 * dwarf2out.c (barrier_args_size): New variable.
6311 (compute_barrier_args_size, compute_barrier_args_size_1): New
6313 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
6314 if not called yet in the current function, use barrier_args_size
6315 array to find the new args_size value.
6316 (dwarf2out_frame_debug): Free and clear barrier_args_size.
6318 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6321 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
6324 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
6327 * dwarf2out.c (dwarf2out_args_size_adjust): New.
6328 (dwarf2out_stack_adjust): Use it.
6329 (dwarf2out_frame_debug_expr): Likewise.
6331 2008-07-31 Richard Guenther <rguenther@suse.de>
6333 PR tree-optimization/36978
6334 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
6335 the generated condition.
6337 2008-07-31 Richard Guenther <rguenther@suse.de>
6339 * passes.c (init_optimization_passes): Always call
6340 pass_early_warn_uninitialized.
6341 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
6342 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
6343 * doc/passes.texi (Warn for uninitialized variables): Adjust.
6345 2008-07-31 Jakub Jelinek <jakub@redhat.com>
6348 * builtins.c (maybe_emit_free_warning): New function.
6349 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
6350 maybe_emit_free_warning for BUILT_IN_FREE.
6353 * dwarf2out.c (get_context_die): New function.
6354 (force_decl_die, force_type_die): Use it.
6355 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
6356 returns NULL, force generation of DW_TAG_typedef and put that into
6359 PR preprocessor/36649
6360 * c-pch.c (c_common_read_pch): Save and restore
6361 line_table->trace_includes across PCH restore.
6363 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
6366 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
6368 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6371 * final.c (call_from_call_insn): Handle COND_EXEC.
6373 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6375 * builtins.c (std_gimplify_va_arg_expr): Replace
6376 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
6377 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6379 2008-07-30 Joey Ye <joey.ye@intel.com>
6380 H.J. Lu <hongjiu.lu@intel.com>
6382 * builtins.c (expand_builtin_setjmp_receiver): Replace
6383 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
6384 (expand_builtin_apply_args_1): Likewise.
6385 (expand_builtin_longjmp): Need DRAP for stack alignment.
6386 (expand_builtin_apply): Likewise.
6388 * caller-save.c (setup_save_areas): Call assign_stack_local_1
6389 instead of assign_stack_local to allow alignment reduction.
6391 * calls.c (emit_call_1): Need DRAP for stack alignment if
6393 (expand_call): Replace virtual_incoming_args_rtx with
6394 crtl->args.internal_arg_pointer.
6395 * stmt.c (expand_nl_goto_receiver): Likewise.
6397 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
6398 alignment and store to stack_alignment_estimated and
6399 max_used_stack_slot_alignment.
6400 (expand_one_var): Likewise.
6401 (expand_stack_alignment): New function.
6402 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
6403 and stack_alignment_estimated fields in rtl_data. Call
6404 expand_stack_alignment at end.
6406 * defaults.h (INCOMING_STACK_BOUNDARY): New.
6407 (MAX_STACK_ALIGNMENT): Likewise.
6408 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
6409 (SUPPORTS_STACK_ALIGNMENT): Likewise.
6411 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
6412 stack alignment when generating virtual registers.
6414 * function.c (assign_stack_local): Renamed to ...
6415 (assign_stack_local_1): This. Add a parameter to indicate
6416 if it is OK to reduce alignment.
6417 (assign_stack_local): Use it.
6418 (instantiate_new_reg): Instantiate virtual incoming args rtx
6419 to vDRAP if stack realignment and DRAP is needed.
6420 (assign_parms): Collect parameter/return type alignment and
6421 contribute to stack_alignment_estimated.
6422 (locate_and_pad_parm): Likewise.
6423 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
6424 with crtl->args.internal_arg_pointer.
6426 * function.h (rtl_data): Add new field drap_reg,
6427 max_used_stack_slot_alignment, stack_alignment_estimated,
6428 stack_realign_needed, need_drap, stack_realign_processed and
6429 stack_realign_finalized.
6430 (stack_realign_fp): New macro.
6431 (stack_realign_drap): Likewise.
6433 * global.c (compute_regsets): Frame pointer is needed when
6434 stack is realigned. Can eliminate frame pointer when stack is
6435 realigned and dynamic realigned argument pointer isn't used.
6437 * reload1.c (update_eliminables): Frame pointer is needed
6438 when stack is realigned.
6439 (init_elim_table): Can eliminate frame pointer when stack is
6440 realigned and dynamic realigned argument pointer isn't used.
6442 * rtl.h (assign_stack_local_1): Declare new funtion.
6444 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
6445 (TARGET_GET_DRAP_RTX): Likewise.
6446 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
6447 TARGET_GET_DRAP_RTX.
6449 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
6451 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6452 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
6454 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
6455 H.J. Lu <hongjiu.lu@intel.com>
6457 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
6458 vdrap_reg, stack_realign and drap_reg_saved.
6459 (add_cfi): Don't allow redefining CFA when DRAP is used.
6460 (reg_save): Handle stack alignment.
6461 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
6462 alignment. Don't generate DWARF information for (set fp sp)
6464 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
6466 (int_loc_descriptor): Move prototype forward. Also define if
6467 DWARF2_UNWIND_INFO is true.
6468 (output_cfa_loc): Handle DW_CFA_expression.
6469 (build_cfa_aligned_loc): New.
6470 (based_loc_descr): Update assert for stack realign. For local
6471 variables, use sp+offset when stack is aligned without drap and
6472 fp+offset when stack is aligned with drap. For arguments, use
6473 cfa+offset when drap is used to align stack.
6475 2008-07-30 Joey Ye <joey.ye@intel.com>
6476 H.J. Lu <hongjiu.lu@intel.com>
6478 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
6480 (ix86_gen_andsp): New.
6481 (ix86_user_incoming_stack_boundary): Likewise.
6482 (ix86_default_incoming_stack_boundary): Likewise.
6483 (ix86_incoming_stack_boundary): Likewise.
6484 (ix86_can_eliminate): Likewise.
6485 (find_drap_reg): Likewise.
6486 (ix86_update_stack_boundary): Likewise.
6487 (ix86_get_drap_rtx): Likewise.
6488 (ix86_finalize_stack_realign_flags): Likewise.
6489 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
6490 (TARGET_GET_DRAP_RTX): Likewise.
6491 (override_options): Overide option value for new options.
6492 (ix86_function_ok_for_sibcall): Remove check for
6493 force_align_arg_pointer.
6494 (ix86_handle_cconv_attribute): Likewise.
6495 (ix86_function_regparm): Likewise.
6496 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6497 (ix86_va_start): Replace virtual_incoming_args_rtx with
6498 crtl->args.internal_arg_pointer.
6499 (ix86_select_alt_pic_regnum): Check DRAP register.
6500 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6501 (ix86_compute_frame_layout): Compute frame layout wrt stack
6503 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6504 (ix86_expand_prologue): Decide if stack realignment is needed
6505 and generate prologue code accordingly.
6506 (ix86_expand_epilogue): Generate epilogue code wrt stack
6507 realignment is really needed or not.
6509 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6510 (ABI_STACK_BOUNDARY): Likewise.
6511 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6512 (STACK_REALIGN_DEFAULT): Likewise.
6513 (INCOMING_STACK_BOUNDARY): Likewise.
6514 (MAX_STACK_ALIGNMENT): Likewise.
6515 (ix86_incoming_stack_boundary): Likewise.
6516 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6517 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6518 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6519 (machine_function): Remove force_align_arg_pointer.
6521 * config/i386/i386.md (BX_REG): New.
6522 (R13_REG): Likewise.
6524 * config/i386/i386.opt (mforce_drap): New.
6525 (mincoming-stack-boundary): Likewise.
6526 (mstackrealign): Add Init(-1).
6528 * config/i386/i386-protos.h (ix86_can_eliminate): New
6530 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6532 * doc/extend.texi: Update force_align_arg_pointer.
6534 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6537 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6538 (INCOMING_STACK_BOUNDARY): Likewise.
6539 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6540 (TARGET_GET_DRAP_RTX): Likewise.
6542 2008-07-30 Andreas Schwab <schwab@suse.de>
6544 PR rtl-optimization/36929
6545 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6546 add_insn_before and fix argument order.
6547 (replace_inc_dec_mem): Handle NULL rtx.
6549 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6551 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6553 (arm_compute_initial_elimination_offset): Use it.
6554 (arm_compute_save_reg_mask): Include static chain save slot when
6555 calculating alignment.
6556 (arm_get_frame_offsets): Ditto.
6557 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6558 that we can use to decrement the stack when the stack decrement
6559 could be too big for an immediate value in a single insn.
6560 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6562 2008-07-30 Richard Guenther <rguenther@suse.de>
6564 PR tree-optimization/36967
6565 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6566 Release defs of statements we remove.
6568 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6570 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6571 instead of NULL_RTVEC.
6573 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6577 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6580 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6582 * final.c (call_from_call_insn): New.
6583 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6585 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6587 * configure.ac: Substitute ADA_CFLAGS.
6588 * configure: Regenerate.
6589 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6590 * Makefile.in: Remove mention of X_* variables.
6591 * config/pa/x-ada-hpux10: Remove.
6592 * config/pa/x-ada: Remove.
6594 * doc/fragments.texi: Update.
6596 2008-07-30 Olivier Hainque <hainque@adacore.com>
6598 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6599 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6600 __dso_handle explicitly here.
6602 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6605 * c-typeck.c (build_binary_op): Encapsulate code into...
6606 * c-common.c (shorten_binary_op): ...this new function.
6607 (conversion_warning): Use the new function. Handle non-negative
6608 constant in bitwise-and.
6609 * c-common.h (shorten_binary_op): Declare.
6611 2008-07-30 Olivier Hainque <hainque@adacore.com>
6613 * scan.c (make_sstring_space): Add explicit conversions of
6614 allocator's return value.
6615 * fix-header.c (recognized_function): Likewise.
6617 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6619 * doc/cpp.texi: Update to GFDL 1.2.
6620 * doc/gcc.texi: Do not list GPL as Invariant Section.
6621 * doc/gccint.texi: Likewise. Update copyright years.
6622 * doc/install.texi: Update copyright years.
6624 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6627 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6628 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6630 2008-07-29 Jan Hubicka <jh@suse.cz>
6632 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6633 (grokdeclarator): Likewise.
6634 * langhooks.c (lhd_warn_unused_global_decl): Use
6635 DECL_DECLARED_INLINE_P.
6636 * print-tree.c (print_node): Remove DECL_INLINE check.
6638 2008-07-29 Richard Guenther <rguenther@suse.de>
6640 PR tree-optimization/36945
6641 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6642 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6643 Record invariant addresses un-decomposed.
6644 (copy_reference_ops_from_call): Record reference call
6645 arguments properly. Simplify.
6646 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6647 helper split out from ...
6648 (create_component_ref_by_pieces): ... here. Simplify.
6649 Prepare for recursive invocation for call arguments.
6650 (create_expression_by_pieces): Adjust call to
6651 create_component_ref_by_pieces.
6652 (compute_avail): Process operand 2 of reference ops.
6654 2008-07-29 Richard Guenther <rguenther@suse.de>
6656 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6658 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6660 * c-format.c (check_format_types): Revert unwanted checkin.
6662 2008-07-29 Jan Hubicka <jh@suse.cz>
6664 * flags.h (flag_really_no_inline): Remove.
6665 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6666 * toplev.c (flag_really_no_inline): Remove.
6667 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6668 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6669 (cgraph_decide_inlining_incrementally): Likewise.
6670 (compute_inline_parameters): Likewise.
6671 * opts.c (decode_options): Simplify.
6672 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6673 * common.opt (finline): Initialize to 1.
6674 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6676 2008-07-29 Jan Hubicka <jh@suse.cz>
6678 * predict.c (always_optimize_for_size_p): New function.
6679 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6680 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6681 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6683 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6684 * function.c (prepare_function_start): Set default profile.
6685 * function.h (rtl_data): Add maybe_hot_insn_p.
6686 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6687 (construct_exit_block): Likewise.
6688 (tree_expand_cfg): Likewise.
6690 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6691 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6692 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6693 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6696 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6699 * c-decl.c (merge_decls): Merge USED flags.
6701 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6703 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6704 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6705 next_stack, lab_false and lab_over trees.
6707 2008-07-28 Richard Guenther <rguenther@suse.de>
6709 PR tree-optimization/36957
6710 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6711 (useless_type_conversion_p): Remove.
6712 (types_compatible_p): Remove.
6713 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6714 (useless_type_conversion_p): Declare.
6715 (types_compatible_p): Declare.
6716 (gimple_expr_type): Return the base type only if it is
6717 trivially convertible to the subtype.
6719 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6721 * configure.ac: Use the m4_do macro to concatenate the warnings into
6722 one string in ACX_PROG_CC_WARNING_OPTS,
6723 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6724 * configure: Regenerate.
6726 2008-07-28 Richard Guenther <rguenther@suse.de>
6728 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6729 (insert_fake_stores): Remove.
6730 (realify_fake_stores): Likewise.
6731 (execute_pre): Remove dead code.
6732 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6733 (find_func_aliases): Deal with it here instead.
6734 Re-enable gcc_unreachable call.
6736 2008-07-28 Richard Guenther <rguenther@suse.de>
6738 Merge from gimple-tuples-branch.
6740 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6741 * gimple.def: New file.
6742 * gsstruct.def: Likewise.
6743 * gimple-iterator.c: Likewise.
6744 * gimple-pretty-print.c: Likewise.
6745 * tree-gimple.c: Removed. Merged into ...
6746 * gimple.c: ... here. New file.
6747 * tree-gimple.h: Removed. Merged into ...
6748 * gimple.h: ... here. New file.
6750 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6751 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6752 --enable-checking=gimple flag.
6753 * config.in: Likewise.
6754 * configure: Regenerated.
6756 * tree-ssa-operands.h: Tuplified.
6757 * tree-vrp.c: Likewise.
6758 * tree-loop-linear.c: Likewise.
6759 * tree-into-ssa.c: Likewise.
6760 * tree-ssa-loop-im.c: Likewise.
6761 * tree-dump.c: Likewise.
6762 * tree-complex.c: Likewise.
6763 * cgraphbuild.c: Likewise.
6764 * tree-ssa-threadupdate.c: Likewise.
6765 * tree-ssa-loop-niter.c: Likewise.
6766 * tree-pretty-print.c: Likewise.
6767 * tracer.c: Likewise.
6768 * gengtype.c: Likewise.
6769 * tree-loop-distribution.c: Likewise.
6770 * tree-ssa-loop-unswitch.c: Likewise.
6771 * cgraph.c: Likewise.
6772 * cgraph.h: Likewise.
6773 * tree-ssa-loop-manip.c: Likewise.
6774 * value-prof.c: Likewise.
6775 * tree-ssa-loop-ch.c: Likewise.
6776 * tree-tailcall.c: Likewise.
6777 * value-prof.h: Likewise.
6780 * tree-pass.h: Likewise.
6781 * ipa-cp.c: Likewise.
6782 * tree-scalar-evolution.c: Likewise.
6783 * tree-scalar-evolution.h: Likewise.
6784 * target.h: Likewise.
6785 * lambda-mat.c: Likewise.
6786 * tree-phinodes.c: Likewise.
6787 * diagnostic.h: Likewise.
6788 * builtins.c: Likewise.
6789 * tree-ssa-alias-warnings.c: Likewise.
6790 * cfghooks.c: Likewise.
6791 * fold-const.c: Likewise.
6792 * cfghooks.h: Likewise.
6793 * omp-low.c: Likewise.
6794 * tree-ssa-dse.c: Likewise.
6795 * ipa-reference.c: Likewise.
6796 * tree-ssa-uncprop.c: Likewise.
6797 * toplev.c: Likewise.
6798 * tree-gimple.c: Likewise.
6799 * tree-gimple.h: Likewise.
6800 * tree-chrec.c: Likewise.
6801 * tree-chrec.h: Likewise.
6802 * tree-ssa-sccvn.c: Likewise.
6803 * tree-ssa-sccvn.h: Likewise.
6804 * cgraphunit.c: Likewise.
6805 * tree-ssa-copyrename.c: Likewise.
6806 * tree-ssa-ccp.c: Likewise.
6807 * tree-ssa-loop-ivopts.c: Likewise.
6808 * tree-nomudflap.c: Likewise.
6809 * tree-call-cdce.c: Likewise.
6810 * ipa-pure-const.c: Likewise.
6811 * c-format.c: Likewise.
6812 * tree-stdarg.c: Likewise.
6813 * tree-ssa-math-opts.c: Likewise.
6814 * tree-ssa-dom.c: Likewise.
6815 * tree-nrv.c: Likewise.
6816 * tree-ssa-propagate.c: Likewise.
6817 * ipa-utils.c: Likewise.
6818 * tree-ssa-propagate.h: Likewise.
6819 * tree-ssa-alias.c: Likewise.
6820 * gimple-low.c: Likewise.
6821 * tree-ssa-sink.c: Likewise.
6822 * ipa-inline.c: Likewise.
6823 * c-semantics.c: Likewise.
6824 * dwarf2out.c: Likewise.
6826 * tree-ssa-loop-ivcanon.c: Likewise.
6827 * predict.c: Likewise.
6828 * tree-ssa-loop.c: Likewise.
6829 * tree-parloops.c: Likewise.
6830 * tree-ssa-address.c: Likewise.
6831 * tree-ssa-ifcombine.c: Likewise.
6832 * matrix-reorg.c: Likewise.
6833 * c-decl.c: Likewise.
6834 * tree-eh.c: Likewise.
6835 * c-pretty-print.c: Likewise.
6836 * lambda-trans.c: Likewise.
6837 * function.c: Likewise.
6838 * langhooks.c: Likewise.
6839 * ebitmap.h: Likewise.
6840 * tree-vectorizer.c: Likewise.
6841 * function.h: Likewise.
6842 * langhooks.h: Likewise.
6843 * tree-vectorizer.h: Likewise.
6844 * ipa-type-escape.c: Likewise.
6845 * ipa-type-escape.h: Likewise.
6846 * domwalk.c: Likewise.
6847 * tree-if-conv.c: Likewise.
6848 * profile.c: Likewise.
6849 * domwalk.h: Likewise.
6850 * tree-data-ref.c: Likewise.
6851 * tree-data-ref.h: Likewise.
6852 * tree-flow-inline.h: Likewise.
6853 * tree-affine.c: Likewise.
6854 * tree-vect-analyze.c: Likewise.
6855 * c-typeck.c: Likewise.
6856 * gimplify.c: Likewise.
6857 * coretypes.h: Likewise.
6858 * tree-ssa-phiopt.c: Likewise.
6859 * calls.c: Likewise.
6860 * tree-ssa-coalesce.c: Likewise.
6861 * tree.def: Likewise.
6862 * tree-dfa.c: Likewise.
6863 * except.c: Likewise.
6864 * except.h: Likewise.
6865 * cfgexpand.c: Likewise.
6866 * tree-cfgcleanup.c: Likewise.
6867 * tree-ssa-pre.c: Likewise.
6868 * tree-ssa-live.c: Likewise.
6869 * tree-sra.c: Likewise.
6870 * tree-ssa-live.h: Likewise.
6871 * tree-predcom.c: Likewise.
6872 * lambda.h: Likewise.
6873 * tree-mudflap.c: Likewise.
6874 * ipa-prop.c: Likewise.
6875 * print-tree.c: Likewise.
6876 * tree-ssa-copy.c: Likewise.
6877 * ipa-prop.h: Likewise.
6878 * tree-ssa-forwprop.c: Likewise.
6879 * ggc-page.c: Likewise.
6880 * c-omp.c: Likewise.
6881 * tree-ssa-dce.c: Likewise.
6882 * tree-vect-patterns.c: Likewise.
6883 * tree-ssa-ter.c: Likewise.
6884 * tree-nested.c: Likewise.
6885 * tree-ssa.c: Likewise.
6886 * lambda-code.c: Likewise.
6887 * tree-ssa-loop-prefetch.c: Likewise.
6888 * tree-inline.c: Likewise.
6889 * tree-inline.h: Likewise.
6890 * tree-iterator.c: Likewise.
6891 * tree-optimize.c: Likewise.
6892 * tree-ssa-phiprop.c: Likewise.
6893 * tree-vect-transform.c: Likewise.
6894 * tree-object-size.c: Likewise.
6895 * tree-outof-ssa.c: Likewise.
6896 * cfgloop.c: Likewise.
6897 * system.h: Likewise.
6898 * tree-profile.c: Likewise.
6899 * cfgloop.h: Likewise.
6900 * c-gimplify.c: Likewise.
6901 * c-common.c: Likewise.
6902 * tree-vect-generic.c: Likewise.
6903 * tree-flow.h: Likewise.
6904 * c-common.h: Likewise.
6905 * basic-block.h: Likewise.
6906 * tree-ssa-structalias.c: Likewise.
6907 * tree-switch-conversion.c: Likewise.
6908 * tree-ssa-structalias.h: Likewise.
6909 * tree-cfg.c: Likewise.
6910 * passes.c: Likewise.
6911 * ipa-struct-reorg.c: Likewise.
6912 * ipa-struct-reorg.h: Likewise.
6913 * tree-ssa-reassoc.c: Likewise.
6914 * cfgrtl.c: Likewise.
6915 * varpool.c: Likewise.
6917 * tree-ssanames.c: Likewise.
6918 * tree-ssa-threadedge.c: Likewise.
6919 * langhooks-def.h: Likewise.
6920 * tree-ssa-operands.c: Likewise.
6921 * config/alpha/alpha.c: Likewise.
6922 * config/frv/frv.c: Likewise.
6923 * config/s390/s390.c: Likewise.
6924 * config/m32c/m32c.c: Likewise.
6925 * config/m32c/m32c-protos.h: Likewise.
6926 * config/spu/spu.c: Likewise.
6927 * config/sparc/sparc.c: Likewise.
6928 * config/i386/i386.c: Likewise.
6929 * config/sh/sh.c: Likewise.
6930 * config/xtensa/xtensa.c: Likewise.
6931 * config/stormy16/stormy16.c: Likewise.
6932 * config/ia64/ia64.c: Likewise.
6933 * config/rs6000/rs6000.c: Likewise.
6934 * config/pa/pa.c: Likewise.
6935 * config/mips/mips.c: Likewise.
6937 2008-07-28 Simon Baldwin <simonb@google.com>
6939 * c-pragma.c (handle_pragma_message): New function.
6940 (init_pragma): Register handle_pragma_message.
6941 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6944 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6946 PR tree-optimization/35252
6947 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6948 REALPART_EXPR to be considered as same load operation.
6950 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6952 PR tree-optimization/36830
6953 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6954 (expressions_equal_p): Return false if only one operand is null.
6956 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6958 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6959 version requirements.
6961 2008-07-26 Olivier Hainque <hainque@adacore.com>
6963 * collect2.c (symkind): New enum. Symbol kinds we care about.
6964 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6965 code and head comment accordingly.
6966 (scan_prog_file): Use symkind names instead of bare integers.
6968 2008-07-25 Jan Hubicka <jh@suse.cz>
6970 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6972 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6973 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6974 * dojump.c (clear_pending_stack_adjust): Likewise.
6975 * print-tree.c (print_node): Ignore DECL_INLINE.
6976 * tree-inline.c (inlinable_function_p): Likewise.
6978 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6980 * doc/extend.texi (hot attribute): Document that the hot attribute
6981 turns on -O3 for some ports.
6982 (cold attribute): Document that the cold attribute turns on -Os
6985 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6986 reflect function specific option support.
6988 * target.h (struct target_option_hooks): Add fields to say whether
6989 the cold attribute implies -Os and the hot attribute implies -O3.
6991 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6992 By default, do not turn on -Os for cold functions.
6993 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6994 not turn on -O3 for hot functions.
6996 * c-common.c (handle_hot_attribute): Use target hook to determine
6997 if hot functions should enable -O3.
6998 (handle_cold_attribute): Use target hook to determine if cold
6999 functions should enable -Os.
7001 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7002 (override_options): Move disable scheduling to
7003 optimization_options.
7004 (optimization_options): Disable scheduling here, not
7006 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7007 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7009 * config/ia64/ia64.c (ia64_override_options): Move setting
7010 scheduling flags to ia64_optimization_options.
7011 (ia64_optimization_options): Disable scheduling options here, and
7012 not in ia64_override_options.
7013 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7014 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7016 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7019 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7021 2008-07-25 Martin Jambor <mjambor@suse.cz>
7023 PR tree-optimization/36926
7024 * ipa-prop.c (ipa_analyze_call_uses): Call
7025 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7027 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7029 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7030 movv2si_internal): Add mem = reg alternative.
7032 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7035 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7036 DEFAULT_PCC_STRUCT_RETURN to 127.
7038 2008-07-24 Jan Hubicka <jh@suse.cz>
7040 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7041 (build_cgraph_edges): Likewise.
7042 * cgraph.c (cgraph_node): Do not update assembler hash.
7043 (cgraph_remove_node): Drop non-unit-at-a-time code.
7044 * tree-pass.h (pass_O0_always_inline): Remove.
7045 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7046 * toplev.c (process_options): Flag unit-at-a-time does not imply
7048 * cgraphunit.c: Update comments.
7049 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7050 (cgraph_assemble_pending_functions): Remove.
7051 (cgraph_reset_node): Drop non-unit-at-a-time code.
7052 (cgraph_finalize_function): Likewise.
7053 (cgraph_analyze_function): Likewise.
7054 (cgraph_finalize_compilation_unit): Likewise.
7055 (cgraph_expand_function): Likewise.
7056 (cgraph_optimize): Likesise.
7057 (save_inline_function_body): Likewise.
7058 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7059 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7060 * ipa-inline.c: Update comments.
7061 (enum inlining_mode): remove INLINE_SPEED.
7062 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7063 (cgraph_mark_inline_edge): Likewise.
7064 (try_inline): Likewise.
7065 (cgraph_decide_inlining_incrementally): Likewise.
7066 (cgraph_gate_inlining): Remove.
7067 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7068 (cgraph_gate_early_inlining): Likewise.
7069 (gate_inline_passes): Remove.
7070 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7071 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7072 pass_O0_always_inline): Remove.
7073 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7074 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7075 * opts.c (no_unit_at_a_time_default): Remove.
7076 (decode_options): Remove flag_unit_at_a_time reset and warning.
7077 * opts.h (no_unit_at_a_time_default): Remove.
7078 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7079 early in GNU dialect.
7080 (merge_decls): Update comment; drop unit-at-a-time check.
7081 (finish_decl): Likewise.
7082 (grok_declaration): Remove flag_inline_trees code.
7083 (finish_functions): Return on function returning non-void on all
7085 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7086 * cfgexpand.c (expand_one_static_var): Remove.
7087 (expand_one_var): Remove expand_one_static_var call.
7088 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7089 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7090 and flag_unit_at_a-time compatibility checks.
7091 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7092 * tree-inline.c (flag_inline_trees): Remove.
7093 (inlinable_function_p): Don't check it.
7094 (expand_call_inline): Remove non-unit-at-a-time code.
7095 * tree-inline.h (flag_inline_trees): Remove.
7096 * tree-optimize.c (execute_early_local_optimizations): Remove
7097 unit-at-a-time checks.
7098 (tree_rest_of_compilation): Likewise.
7099 * combine.c (setup_incoming_promotions): Likewise.
7100 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7101 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7102 * passes.c (pass_inline_parameters): Update comments; remove
7103 O0_alwaysinline pass.
7104 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7105 (execute_one_pass): Likewise.
7106 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7107 (ix86_function_sseregparm): Likewise.
7108 * arm.c (arm_function_in_section_p): Likewise.
7109 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7110 * varpool.c: Update comments.
7111 (decide_is_variable_needed): Remove unit-at-a-time checks.
7112 (varpool_finalize_decl): Likewise.
7114 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7116 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7118 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7120 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7122 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7123 imp symbol extension.
7125 2008-07-23 Ian Lance Taylor <iant@google.com>
7127 * tree-vrp.c (infer_value_range): Ignore asm statements when
7128 looking for memory accesses for -fdelete-null-pointer-checks.
7130 2008-07-24 Ben Elliston <bje@au.ibm.com>
7132 * config/spu/spu-c.c (__vector_keyword): New variable.
7133 (vector_keyword): Likewise.
7134 (spu_categorize_keyword): New function.
7135 (spu_macro_to_expand): Likewise.
7136 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7137 compiling an ISO C dialect.
7139 2008-07-24 Ben Elliston <bje@au.ibm.com>
7141 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7144 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7146 * configure: Regenerate.
7147 * configure.ac: Require texinfo 4.7.
7148 * doc/install.texi: Document texinfo 4.7 requirement.
7150 2008-07-23 Martin Jambor <mjambor@suse.cz>
7152 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7153 rather than for DECL_SAVED_TREE.
7154 * ipa-prop.c: Include diagnostic.h.
7155 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7157 (ipa_detect_param_modifications): Function rewritten from scratch.
7158 (ipa_compute_jump_functions): Changed accesses to modification flags.
7159 (ipa_free_node_params_substructures): Update flags destruction.
7160 (ipa_node_duplication_hook): Update flags duplication.
7161 (ipa_print_all_params_modified): Updated flag access.
7162 * ipa-prop.h (struct ipa_param_flags): New structure.
7163 (struct ipa_node_params): New field modification_analysis_done,
7164 modified_flags changed into param_flags.
7165 (ipa_is_ith_param_modified): Changed to use new flags.
7166 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7168 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7169 ipa-cp.c and split into two functions.
7170 (ipa_print_node_jump_functions): New function.
7171 (compute_scalar_jump_functions): New function.
7172 (type_like_member_ptr_p): New function.
7173 (compute_pass_through_member_ptrs): New function.
7174 (fill_member_ptr_cst_jump_function): New function.
7175 (determine_cst_member_ptr): New function.
7176 (compute_cst_member_ptr_arguments): New function.
7177 (ipa_compute_jump_functions): Complete rewrite.
7178 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7179 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7180 (struct ipa_member_ptr_cst): New structure.
7181 (union jump_func_value): New field member_cst.
7182 * ipa-cp.c (ipcp_lat_is_insertable): New function.
7183 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
7184 jump function types.
7185 (ipcp_print_all_lattices): Slight fprintf rearrangement.
7186 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
7187 instead of ipcp_print_all_jump_functions.
7188 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
7189 only for replacable scalars.
7191 * doc/invoke.texi (Optimize options): Add description of
7192 -findirect-inlining.
7193 * common.opt (flag_indirect_inlining): New flag.
7194 * opts.c (decode_options): Set flag_indirect_inlining when
7197 * ipa-inline.c: Include ipa-prop.h.
7198 (inline_indirect_intraprocedural_analysis): New function.
7199 (inline_generate_summary): Allocate parameter and argument info
7200 structures, call inline_indirect_intraprocedural_analysis on each
7201 node when doing indirect inlining and deallocate indirect inlining
7202 data structures in the end.
7203 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
7204 (free_all_ipa_structures_after_iinln): New function.
7205 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
7207 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
7209 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
7210 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7211 of computing the frequency separately.
7212 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
7213 of computing the frequency separately.
7214 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
7215 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
7216 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
7217 (ipa_get_stmt_member_ptr_load_param): New function.
7218 (ipa_is_ssa_with_stmt_def): New function.
7219 (ipa_note_param_call): New function.
7220 (ipa_analyze_call_uses): New function.
7221 (ipa_analyze_stmt_uses): New function.
7222 (ipa_analyze_params_uses): New function.
7223 (ipa_free_node_params_substructures): Also free the param_calls linked
7225 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
7226 (ipa_print_node_param_flags): New function.
7227 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
7228 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
7229 * ipa-prop.h (struct ipa_param_flags): New field called.
7230 (struct ipa_param_call_note): New structure.
7231 (struct ipa_node_params): New fields param_calls and
7233 (ipa_is_ith_param_called): New function.
7234 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
7235 ipa_analyze_params_uses and dump parameter flags.
7237 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
7238 ipa_propagate_indirect_call_infos if performing indirect inlining,
7239 pass a new parameter new_edges to it.
7240 (add_new_edges_to_heap): New fucntion.
7241 (cgraph_decide_inlining_of_small_functions): New vector
7242 new_indirect_edges for newly found indirect edges , call
7243 ipa_propagate_indirect_call_infos after inlining.
7244 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
7245 inlining if performing indirect inlining. Call
7246 free_all_ipa_structures_after_iinln when doing so too.
7247 (inline_generate_summary): Do not call
7248 free_all_ipa_structures_after_iinln here.
7249 * ipa-prop.c (update_jump_functions_after_inlining): New function.
7250 (print_edge_addition_message): New function.
7251 (update_call_notes_after_inlining): New function.
7252 (propagate_info_to_inlined_callees): New function.
7253 (ipa_propagate_indirect_call_infos): New function.
7254 * ipa-prop.h: Include cgraph.h
7255 (struct ipa_param_call_note): Fields reordered, new field processed.
7256 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
7258 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
7259 rediscovered call statements.
7260 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
7261 (dump_cgraph_node): Dump also the indirect_call flag.
7262 (cgraph_clone_edge): Copy also the indirect_call flag.
7263 * tree-inline.c (copy_bb): Do not check for fndecls from call
7264 expressions, check for edge availability when moving clones.
7265 (get_indirect_callee_fndecl): New function.
7266 (expand_call_inline): If callee declaration is not apprent from
7267 the statement, try calling get_indirect_callee_fndecl. Do not
7268 issue warnings or call sorry when not inlinings an indirect edge.
7269 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
7271 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
7272 bit more frandly to matching.
7273 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
7274 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
7275 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
7277 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7280 * opth-gen.awk: Suppress function specific features when building
7282 * optc-gen.awk: Ditto.
7284 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7287 * diagnostic.c (pedwarn): Add opt parameter.
7289 * c-tree.h (pedwarn_init): Add opt parameter.
7290 (pedwarn_c90): Likewise.
7291 (pedwarn_c99): Likewise.
7292 * c-errors.c (pedwarn_c99): Likewise.
7293 (pedwarn_c90): Likewise.
7294 * toplev.h (pedwarn): Update declaration.
7295 (pedwarn0): Declare.
7296 * c-lex.c: All calls to pedwarn changed.
7297 * builtins.c: All calls to pedwarn changed.
7298 * toplev.c: All calls to pedwarn changed.
7299 * c-decl.c: All calls to pedwarn changed.
7300 * c-typeck.c: All calls to pedwarn changed.
7301 * c-common.c: All calls to pedwarn changed.
7302 * c-parser.c: All calls to pedwarn changed.
7304 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7305 Karthik Kumar <karthikkumar@gmail.com>
7307 * attribs.c (file scope): Include c-common.h.
7308 (decl_attributes): Add support for #pragma GCC optimize and
7311 * targhooks.c (default_can_inline_p): New function that is the
7312 default for the TARGET_CAN_INLINE_P target hook.
7314 * targhooks.h (default_can_inline_p): Add declaration.
7316 * tree.c (cl_optimization_node): New static tree for building
7317 OPTIMIZATION_NODE tree.
7318 (cl_target_option_node): New static tree for building
7319 TARGET_OPTION_NODE tree.
7320 (cl_option_hash_table): New hash table for hashing
7321 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7322 (cl_option_hash_hash): New function to provide the hash value for
7323 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7324 (cl_option_hash_eq): New function to provide an equality test for
7325 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
7326 (tree_code_size): Add support for OPTIMIZATION_NODE and
7327 TARGET_OPTION_NODE trees.
7328 (tree_code_structure): Add support for OPTIMIZATION_NODE and
7329 TARGET_OPTION_NODE trees.
7330 (build_optimization_node): Build a tree that has all of the
7331 current optimization options.
7332 (build_target_option_node): Build a tree that has the target
7333 options that might be changed on a per function basis.
7335 * tree.h (file scope): Include options.h.
7336 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
7337 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7338 (TREE_OPTIMIZATION): Ditto.
7339 (TREE_TARGET_SPECIFIC): Ditto.
7340 (struct tree_function_decl): Add fields for remembering the
7341 current optimization options and target specific options.
7342 (struct tree_optimization_option): New tree variant that remembers
7343 the optimization options.
7344 (struct tree_target_option): New tree variant that remembers the
7345 target specific flags that might change for compiling a particular
7347 (union tree_node): Include tree_optimization_option and
7348 tree_target_option fields.
7349 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
7350 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
7351 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
7352 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
7353 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
7354 optimization and target options.
7355 (optimization_default_node): New macro to refer to global_trees
7357 (optimization_current_node): Ditto.
7358 (optimization_cold_node): Ditto.
7359 (optimization_hot_node): Ditto.
7360 (target_option_default_node): Ditto.
7361 (target_option_current_node): Ditto.
7362 (current_option_pragma): Ditto.
7363 (current_optimize_pragma): Ditto.
7365 * target.h (struct gcc_target): Add valid_option_attribute_p,
7366 target_option_save, target_option_restore, target_option_print,
7367 target_option_pragma_parse, and can_inline_p hooks.
7369 * toplev.h (parse_optimize_options): Add declaration.
7370 (fast_math_flags_struct_set_p): Ditto.
7372 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
7373 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
7376 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
7377 tree_can_inline_p hook to see if one function can inline another.
7378 (cgraph_decide_inlining): Ditto.
7379 (cgraph_decide_inlining_incrementally): Ditto.
7381 * opts.c (decode_options): Add support for running multiple times
7382 to allow functions with different target or optimization options
7383 than was specified on the command line.
7384 (fast_math_flags_struct_set_p): New function that is similar to
7385 fast_math_flags_set_p, except it uses the values in the
7386 cl_optimization structure instead of global variables.
7388 * optc-gen.awk: Add support for TargetSave to allow a back end to
7389 declare new fields that need to be saved when using function
7390 specific options. Include flags.h and target.h in the options.c
7391 source. Add support for Save to indicate which options can be set
7392 for individual functions. Generate cl_optimize_save,
7393 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
7394 cl_target_option_restore, cl_target_option_print functions to
7395 allow functions to use different optimization or target options.
7397 * opt-functions.awk (var_type_struct): Return the type used for
7398 storing the field in a structure.
7400 * opth-gen.awk: Add support for TargetSave to allow a back end to
7401 declare new fields that need to be saved when using function
7402 specific options. Add support for Save to indicate which options
7403 can be set for individual functions. Only generate one extern for
7404 Mask fields. Generate cl_optimization and cl_target_option
7405 structures to remember optimization and target options.
7407 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
7408 collecting new tree nodes.
7409 (TS_TARGET_OPTION): Ditto.
7411 * c-decl.c (merge_decls): Merge function specific target and
7412 optimization options.
7414 * function.c (invoke_set_current_function_hook): If the function
7415 uses different optimization options, change the global variables
7418 * coretypes.h (struct cl_optimization): Add forward reference.
7419 (struct cl_target_option): Ditto.
7421 * c-pragma.c (option_stack): New static vector to remember the
7422 current #pragma GCC option stack.
7423 (handle_pragma_option): New function to support #pragma GCC option
7424 to change target options.
7425 (optimize_stack): New static vector to remember the current
7426 #pragma GCC optimize stack.
7427 (handle_pragma_optimize): New function to support #pragma GCC
7428 optimize to change optimization options.
7429 (init_pragma): Add support for #pragma GCC optimize and #pragma
7432 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
7433 optimization options.
7434 (TARGET_OPTION_NODE): New tree code for remembering certain target
7437 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
7438 TARGET_OPTION_NODE trees.
7440 * common.opt (-O): Add Optimization flag.
7442 (-fmath-errno): Ditto.
7443 (-falign-functions): Add UInteger flag to make sure flag gets full
7444 int in cl_optimization structure.
7445 (-falign-jumps): Ditto.
7446 (-falign-labels): Ditto.
7447 (-falign-loops): Ditto.
7448 (-fsched-stalled-insns): Ditto.
7449 (-fsched-stalled-insns-dep): Ditto.
7451 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
7453 (TARGET_OPTION_SAVE): Ditto.
7454 (TARGET_OPTION_RESTORE): Ditto.
7455 (TARGET_OPTION_PRINT): Ditto.
7456 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7457 (TARGET_CAN_INLINE_P): Ditto.
7458 (TARGET_INITIALIZER): Add new hooks.
7460 * tree-inline.c (tree_can_inline_p): New function to determine
7461 whether one function can inline another. Check if the functions
7462 use compatible optimization options, and also call the backend
7465 * tree-inline.h (tree_can_inline_p): Add declaration.
7467 * c-common.c (c_common_attribute): Add support for option and
7468 optimize attributes.
7469 (handle_option_attribute): Add support for the option attribute to
7470 allow the user to specify different target options for compiling a
7472 (handle_optimize_attribute): Add support for the optimize
7473 attribute to allow the user to specify different optimization
7474 options for compiling a specific function.
7475 (handle_hot_attribute): Turn on -O3 optimization for this one
7476 function if it isn't the default optimization level.
7477 (handle_cold_attribute): Turn on -Os optimization for this one
7478 function if it insn't the default optimization.
7479 (const_char_p): New const char * typedef.
7480 (optimize_args): New static vector to remember the optimization
7482 (parse_optimize_options): New function to set up the optimization
7483 arguments from either the optimize attribute or #pragma GCC optimize.
7485 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
7486 (builtin_define_std): Ditto.
7488 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
7489 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
7490 (x86_64-*-*): Ditto.
7492 * Makefile.in (TREE_H): Add options.h.
7493 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
7495 * doc/extend.texi (option attribute): Document new attribute.
7496 (optimize attribute): Ditto.
7497 (hot attribute): Document hot attribute sets -O3.
7498 (cold attribute): Document cold attribute sets -Os.
7499 (#pragma GCC option): Document new pragma.
7500 (#pragma GCC optimize): Ditto.
7502 * doc/options.texi (TargetSave): Document TargetSave syntax.
7503 (UInteger): Document UInteger must be used for certain flags.
7504 (Save): Document Save option to create target specific options
7505 that can be saved/restored on a function specific context.
7507 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7508 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7510 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7511 (TARGET_OPTION_SAVE): Ditto.
7512 (TARGET_OPTION_RESTORE): Ditto.
7513 (TARGET_OPTION_PRINT): Ditto.
7514 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7515 (TARGET_CAN_INLINE_P): Ditto.
7517 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7519 (-mfpmath=both): Ditto.
7521 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7522 Karthik Kumar <karthikkumar@gmail.com>
7524 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7525 (TARGET_POPCNT): Ditto.
7526 (TARGET_SAHF): Ditto.
7527 (TARGET_AES): Ditto.
7528 (TARGET_PCLMUL): Ditto.
7529 (TARGET_CMPXCHG16B): Ditto.
7530 (TARGET_RECIP): Move switch into target_flags.
7531 (TARGET_FUSED_MADD): Ditto.
7532 (ix86_arch_features): Make an unsigned char type.
7533 (ix86_tune_features): Ditto.
7534 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7535 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7536 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7538 * config/i386/i386.opt (arch): New TargetSave field to define
7539 fields that need to be saved for function specific option support.
7542 (branch_cost): Ditto.
7543 (ix86_isa_flags_explicit): Ditto.
7544 (tune_defaulted): Ditto.
7545 (arch_specified): Ditto.
7546 (-m128-long-double): Add Save flag to save option for target
7547 specific option support.
7549 (-maccumulate-outgoing-args): Ditto.
7550 (-malign-double): Ditto.
7551 (-malign-stringops): Ditto.
7552 (-mfancy-math-387): Ditto.
7553 (-mhard-float): Ditto.
7555 (-minline-all-stringops): Ditto.
7556 (-minline-stringops-dynamically): Ditto.
7557 (-mms-bitfields): Ditto.
7558 (-mno-align-stringops): Ditto.
7559 (-mno-fancy-math-387): Ditto.
7560 (-mno-push-args): Ditto.
7561 (-mno-red-zone): Ditto.
7562 (-mpush-args): Ditto.
7563 (-mred-zone): Ditto.
7565 (-msseregparm): Ditto.
7566 (-mstack-arg-probe): Ditto.
7581 (-mrecip): Move flag into target_flags.
7583 (-mno-fused-madd): Ditto.
7584 (-mfused-madd): Ditto.
7585 (-mabm): Move flag into ix86_isa_flags.
7592 * config/i386/i386-c.c: New file for #pragma support.
7593 (ix86_target_macros_internal): New function to #define or #undef
7594 target macros based when the user uses the #pragma GCC option to
7595 change target options.
7596 (ix86_pragma_option_parse): New function to add #pragma GCC option
7598 (ix86_target_macros): Move defining the target macros here from
7599 TARGET_CPU_CPP_BUILTINS in i386.h.
7600 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7601 defined, initialize any subtarget #pragmas.
7603 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7604 REGISTER_TARGET_PRAGMAS.
7606 * config/i386/t-i386: New file for x86 dependencies.
7607 (i386.o): Make dependencies mirror the include files used.
7608 (i386-c.o): New file, add dependencies.
7610 * config/i386/i386-protos.h (override_options): Add bool argument.
7611 (ix86_valid_option_attribute_tree): Add declaration.
7612 (ix86_target_macros): Ditto.
7613 (ix86_register_macros): Ditto.
7615 * config/i386/i386.c (ix86_tune_features): Move initialization of
7616 the target masks to initial_ix86_tune_features to allow functions
7617 to have different target options. Make type unsigned char,
7618 instead of unsigned int.
7619 (initial_ix86_tune_features): New static vector to hold processor
7620 masks for the tune variables.
7621 (ix86_arch_features): Move initialization of the target masks to
7622 initial_ix86_arch_features to allow functions to have different
7623 target options. Make type unsigned char, instead of unsigned int.
7624 (initial_ix86_arch_features): New static vector to hold processor
7625 masks for the arch variables.
7626 (enum ix86_function_specific_strings): New enum to describe the
7627 string options used for attribute((option(...))).
7628 (ix86_target_string): New function to return a string that
7629 describes the target options.
7630 (ix86_debug_options): New function to print the current options in
7632 (ix86_function_specific_save): New function hook to save the
7633 function specific global variables in the cl_target_option structure.
7634 (ix86_function_specific_restore): New function hook to restore the
7635 function specific variables from the cl_target_option structure to
7636 the global variables.
7637 (ix86_function_specific_print): New function hook to print the
7638 target specific options in the cl_target_option structure.
7639 (ix86_valid_option_attribute_p): New function hook to validate
7640 attribute((option(...))) arguments.
7641 (ix86_valid_option_attribute_tree): New function that is common
7642 code between attribute((option(...))) and #pragma GCC option
7643 support that parses the options and returns a tree holding the options.
7644 (ix86_valid_option_attribute_inner_p): New helper function for
7645 ix86_valid_option_attribute_tree.
7646 (ix86_can_inline_p): New function hook to decide if one function
7647 can inline another on a target specific basis.
7648 (ix86_set_current_function); New function hook to switch target
7649 options if the user used attribute((option(...))) or #pragma GCC
7651 (ix86_tune_defaulted): Move to static file scope from
7653 (ix86_arch_specified): Ditto.
7654 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7656 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7657 (OPTION_MASK_ISA_ABM_SET): Ditto.
7658 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7659 (OPTION_MASK_ISA_CX16_SET): Ditto.
7660 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7661 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7662 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7663 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7664 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7665 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7666 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7667 (struct ptt): Move to static file scope from override_options.
7668 (processor_target_table): Ditto.
7670 (ix86_handle_option): Add support for options that are now isa options.
7671 (override_options): Add support for declaring functions that
7672 support different target options than were specified on the
7673 command line. Move struct ptt, processor_target_table, cpu_names,
7674 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7675 Add bool argument. Fix up error messages so the appropriate error
7676 is given for either command line or attribute.
7677 (ix86_previous_fndecl): New static to remember previous function
7678 declaration to see if we need to change target options.
7679 (ix86_builtins_isa): New array to record the ISA of each builtin
7681 (def_builtin): Always create the builtin function, even if the
7682 current ISA doesn't support it.
7683 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7684 tests for those builtins.
7685 (ix86_init_builtins): Remove TARGET_MMX test for calling
7686 ix86_init_mmx_sse_builtins.
7687 (ix86_expand_builtin): If the current ISA doesn't support a given
7688 builtin, signal an error.
7689 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7690 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7691 (TARGET_OPTION_SAVE): Ditto.
7692 (TARGET_OPTION_RESTORE): Ditto.
7693 (TARGET_OPTION_PRINT): Ditto.
7694 (TARGET_CAN_INLINE_P): Ditto.
7696 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7698 * c-typeck.c (build_external_ref): Don't call assemble_external.
7699 * final.c (output_operand): Call assemble_external.
7701 2008-07-21 DJ Delorie <dj@redhat.com>
7703 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7704 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7706 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7708 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7709 original insn and splitter contents into ...
7710 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7711 flag_unsafe_math_optimizations. Add dummy scratch register.
7712 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7713 !flag_unsafe_math_optimizations. Returns number with next
7714 highest magnitude if this is still less or equal to the true
7715 quotient in magnitude.
7717 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7719 * Makefile.in: Replace toplev.h with TOPLEV_H.
7720 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7721 * c-lex.c (fe_file_change): Don't set in_system_header.
7722 * c-parser.c (c_token): Remove in_system_header.
7723 (c_lex_one_token): Don't set in_system_header.
7724 (c_parser_set_source_position_from_token): Don't set in_system_header.
7725 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7728 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7729 * flags.h (in_system_header): Remove.
7730 * function.c (saved_in_system_header): Remove.
7731 (push_cfun): Don't set in_system_header.
7732 (pop_cfun): Don't set in_system_header.
7733 (push_struct_function): Don't set in_system_header.
7734 * input.h (expanded_location): Add sysp.
7735 (in_system_header_at): New.
7736 (in_system_header): New.
7737 * toplev.c (in_system_header): Remove.
7738 * toplev.h: Include input.h
7740 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7741 * tree-ssa.c (warn_uninit): Call warning_at.
7742 (warn_uninitialized_var): Update calls to warn_uninit.
7743 (warn_uninitialized_phi): Update calls to warn_uninit.
7744 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7745 (expand_location): Initialize xloc.sysp.
7746 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7747 (tree_decl_with_vis): Remove in_system_header_flag.
7749 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7752 * recog.c (asm_operand_ok): Change the order of the extra
7753 memory constraint checks.
7755 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7758 * tree-switch-conversion.c (build_one_array): Call
7759 varpool_mark_needed_node and varpool_finalize_decl
7760 instead of assemble_variable.
7762 2008-07-19 Jan Hubicka <jh@suse.cz>
7764 * cgraph.c (cgraph_add_new_function): Do early local passes.
7765 * tree-nrv.c (gate_pass_return_slot): New gate.
7766 (pass_nrv): Add the gate.
7767 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7769 (coalesce_ssa_name): Coalesce SSA names.
7770 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7771 not optimizing so unused user vars remains visible.
7772 * common.opt (flag_tree_ter): Always enable by default.
7773 * tree-ssa-ter.c: Include flags.h
7774 (is_replaceable_p): Check that locations match; when aliasing is missing
7775 be conservative about loads.
7776 * tree-optimize.c (gate_init_datastructures): Remove.
7777 (pass_init_datastructures): New.
7778 * passes.c: Reorder passes so we always go into SSA.
7780 2008-07-19 Jan Hubicka <jh@suse.cz>
7782 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7783 * doc/invoke.texi (--combine): Likewise.
7784 (-finline-functions-called-once): Update levels when enabled.
7785 (-funit-at-a-time): Document new behaviour.
7786 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7787 -fno-section-anchors when disabled explicitly.
7788 (inline params): They are not ignored now.
7789 (precompiled headers): Remove unit-at-a-time as being incompatible.
7790 * opts.c (decode_options): Handle unit-at-a-time as alias;
7791 imply -fno-section-anchors when toplevel reorder is disabled
7793 * common.opt (ftoplevel-reorder): Set default value to 2.
7794 (funit-at-a-time): Set default value to 1.
7795 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7798 2008-07-19 Jan Hubicka <jh@suse.cz>
7800 * builtins.c (expand_builtin_int_roundingfn,
7801 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7804 2008-07-19 Richard Guenther <rguenther@suse.de>
7807 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7808 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7809 * tree-ssa-pre.c (get_expr_value_id): For newly created
7810 constant value-ids make sure to add the expression to its
7813 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7816 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7817 return value of the builtin is ignored.
7819 2008-07-19 Olivier Hainque <hainque@adacore.com>
7821 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7822 bits, a C conformant malloc implementation has to provide.
7823 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7825 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7829 * reload.c (find_reloads_subreg_address): Only reload address if
7830 reloaded == 0, not for reloaded != 1.
7833 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7834 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7835 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7836 m32c_legitimize_reload_address.
7838 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7839 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7840 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7842 2008-07-19 Olivier Hainque <hainque@adacore.com>
7844 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7845 argument, saying whether nested array are to be collapsed
7846 into a single array type DIE with multiple subscripts.
7847 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7848 issues, centralize the nested array types collapsing control and
7849 disable the transformation for Ada.
7851 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7854 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7856 (x86_64_shift_adj_2): New expander.
7857 (x86_64_shift_adj_3): Ditto.
7858 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7859 to split TImode operands.
7860 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7861 (ix86_split_lshr): Ditto.
7863 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7865 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7866 and __CHAR32_TYPE__.
7867 * c-typeck.c (digest_init): Support char16_t and char32_t.
7868 (set_nonincremental_init_from_string): Idem.
7870 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7873 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7874 PREFERRED_STACK_BOUNDARY.
7875 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7877 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7880 * function.c (locate_and_pad_parm): Cap boundary earlier.
7882 2008-07-17 Julian Brown <julian@codesourcery.com>
7884 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7885 no-op for targets which don't use DLLs.
7887 2008-07-17 Martin Jambor <mjambor@suse.cz>
7889 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7890 that nodes are relevant by examining the node->analyzed flag.
7891 (ipcp_init_stage): Check which nodes are relevant, assert that the
7892 relevant ones are also required.
7893 (ipcp_propagate_stage): Check on the side arrays are properly
7895 (ipcp_print_all_jump_functions): Make sure not to touch any node
7896 that is not analyzed or an edge that does not have a corresponding
7897 entry in the on-the-side vectors.
7898 (ipcp_function_scale_print): Likewise.
7899 (ipcp_update_callgraph): Check that the node is relevant.
7900 (ipcp_insert_stage): Check that the node is relevant. Check there is
7901 an info for every node and edge.
7902 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7903 (ipa_print_all_tree_maps): Likewise and a new variable info.
7904 (ipa_print_all_params_modified): Likewise.
7905 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7907 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7910 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7912 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7914 PR rtl-optimization/36753
7915 * fwprop.c (use_killed_between): Don't shortcut
7916 single-definition global registers.
7918 2008-07-16 Jan Hubicka <jh@suse.cz>
7920 * cgraph.h (varpool_empty_needed_queue): Declare.
7921 * cgraphunit.c (output_in_order): Mark all variables as needed;
7923 * varpool.c (varpool_assemble_node): Update debug queue.
7924 (varpool_assemble_pending_decls): Don't do it here.
7925 (varpool_empty_needed_queue): New function.
7927 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7929 * recog.c (peephole2_optimize): Fix formatting.
7931 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7933 * c-pch.c (get_ident): Avoid C++ keywords.
7934 * combine-stack-adj.c (single_set_for_csa): Likewise.
7935 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7936 output_asm_insn): Likewise.
7937 * reload.c (push_secondary_reload, find_reusable_reload,
7938 push_reload, combine_reloads, find_reloads,
7939 debug_reload_to_stream): Likewise.
7940 * reload.h (struct reload): Likewise.
7941 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7942 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7943 emit_output_reload_insns): Likewise.
7944 * targhooks.c (default_secondary_reload): Likewise.
7945 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7947 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7949 * recog.c (validate_change_1, validate_change,
7950 validate_unshare_change, validate_replace_rtx_1, struct
7951 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7953 * reload.c (push_secondary_reload, secondary_reload_class,
7954 scratch_reload_class, find_valid_class, find_reusable_reload,
7955 push_reload, find_dummy_reload, find_reloads_address_1,
7956 find_reloads_address_part, find_equiv_reg): Likewise.
7957 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7958 choose_reload_regs): Likewise.
7959 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7961 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7962 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7963 * sched-rgn.c (concat_INSN_LIST): Likewise.
7964 * stor-layout.c (mode_for_size, mode_for_size_tree,
7965 smallest_mode_for_size): Likewise.
7967 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7969 * cfg.c (dump_reg_info): Avoid C++ keywords.
7970 * dwarf2asm.c (dw2_force_const_mem,
7971 dw2_asm_output_encoded_addr_rtx): Likewise.
7972 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7973 * expmed.c (expand_shift): Likewise.
7974 * global.c (find_reg): Likewise.
7975 * graph.c (draw_edge): Likewise.
7976 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7977 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7978 widen_clz, widen_bswap, expand_parity, expand_unop,
7979 emit_cmp_and_jump_insn_1): Likewise.
7980 * postreload.c (reload_cse_simplify_operands): Likewise.
7981 * ra.h (add_neighbor): Likewise.
7982 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7983 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7984 record_reg_classes, copy_cost, record_address_regs,
7985 invalid_mode_change_p): Likewise.
7986 * regrename.c (regrename_optimize, scan_rtx_reg,
7987 dump_def_use_chain, find_oldest_value_reg,
7988 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7990 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7992 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7993 MASK_POWERPC64 for power4 in previous commit.
7995 2008-07-16 Olivier Hainque <hainque@adacore.com>
7997 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7998 instead of bare conversion to cast const-ness away.
8000 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8002 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8003 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8004 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8005 (TARGET_FUNCTION_VALUE): Define.
8007 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8009 * config/rs6000/rs6000.c (processor_target_table): Add
8010 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8012 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8015 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8016 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8017 m32c_legitimize_reload_address.
8019 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
8021 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8022 DECL_IN_SYSTEM_HEADER in sync.
8024 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8026 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8027 * tree-ssa-pre.c (pre_expr_eq): Ditto
8028 (get_constant_for_value_id): Take a type as an argument.
8029 (fully_constant_expression): Pass in type.
8030 (find_or_generate_expression): Short circuit constant case.
8031 (create_expression_by_pieces): Remove special casing of
8033 (do_regular_insertion): Short circuit constant case.
8034 (do_partial_partial_insertion): Ditto.
8036 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8039 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8041 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8043 * config/xtensa/libgcc-xtensa.ver: New file.
8044 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8046 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8048 * df-problems.c (df_set_note): Avoid C++ keywords.
8049 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8050 * dse.c (record_store, remove_useless_values): Likewise.
8051 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8052 gen_reg_rtx_offset, operand_subword, change_address_1,
8053 change_address, adjust_address_1, offset_address,
8054 widen_memory_access, emit_copy_of_insn_after): Likewise.
8055 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8056 * fwprop.c (should_replace_address, propagate_rtx_1,
8057 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8059 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8060 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8061 * lcm.c (compute_insert_delete, pre_edge_lcm,
8062 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8063 * lower-subreg.c (resolve_reg_notes): Likewise.
8064 * mode-switching.c (optimize_mode_switching): Likewise.
8066 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8068 * bt-load.c (add_btr_def, migrate_btr_def,
8069 branch_target_load_optimize): Avoid C++ keywords.
8070 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8072 * combine.c (subst, simplify_set, make_extraction,
8073 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8074 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8075 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8077 2008-07-15 Richard Guenther <rguenther@suse.de>
8080 * c-common.c (strict_aliasing_warning): Do not warn for
8081 TYPE_REF_CAN_ALIAS_ALL pointers.
8082 (c_common_get_alias_set): may_alias types are not special.
8083 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8084 attribute and set can_ref_all accordingly.
8085 (build_reference_type_for_mode): Likewise.
8086 * doc/extend.texi (may_alias): Clarify.
8088 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8091 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8092 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8094 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8097 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8098 gcc_assert, instead call output_operand_lossage.
8100 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8102 * builtins.c (std_canonical_va_list): Treat structure based
8105 2008-07-15 Ben Elliston <bje@au.ibm.com>
8107 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8109 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
8111 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8114 2008-07-14 Jan Hubicka <jh@suse.cz>
8116 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8117 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8118 fix predicates and constraints.
8119 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8120 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8122 2008-07-14 Doug Kwan <dougkwan@google.com>
8124 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8125 additional option file arm/eabi.opt.
8126 * config/arm/eabi.h (File): New configuration file for EABI targets.
8127 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8128 SUBSUBTARGET_EXTRA_SPECS.
8129 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8130 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8131 from STARTFILE_SPEC so that it can be referenced in an override.
8132 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8133 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8134 can be referenced in an override.
8135 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8136 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8137 so that it can be referenced in an override.
8138 (LINK_SPEC): Use BPABI_LINK_SPEC.
8139 * config/arm/eabi.opt (File): New.
8141 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8143 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8144 (FIXED_VALUE_H): New variable.
8145 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8146 input.h, fixed-value.h.
8147 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8148 (BASIC_BLOCK_H): Use $(BITMAP_H).
8149 (FUNCTION_H): Add varray.h.
8150 (IPA_REFERENCE_H): Use $(BITMAP_H).
8151 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8152 (DF_H): Use $(BITMAP_H).
8153 (GGC_H): Add statistics.h.
8155 (INSN_ATTR_H): Use it.
8156 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8158 (SYMTAB_H): Add $(OBSTACK_H).
8159 (CPP_INTERNAL_H): New.
8160 (TREE_DUMP_H): Add tree-pass.h.
8161 (TREE_FLOW_H): Use $(BITMAP_H)
8162 (PRETTY_PRINT_H): Use $(INPUT_H).
8163 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8166 (many object files): Fix lots of header dependencies throughout.
8168 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8170 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8172 (s-gtyp-input): Use them to write tmp-gi.list.
8173 (echo_to_gi.list): Remove.
8175 2008-07-14 Richard Guenther <rguenther@suse.de>
8177 * tree-ssa-sccvn.c (pre_info): Remove.
8178 (switch_to_PRE_table): Likewise.
8179 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
8180 (set_hashtable_value_ids): Do not create value-ids for the
8182 (run_scc_vn): Remove double test. Remove bogus special-case
8183 in value-number printing.
8184 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
8185 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
8187 * tree-flow-inline.h (get_value_handle): Remove.
8188 * tree-flow.h (get_value_handle): Remove.
8190 2008-07-14 Martin Jambor <mjambor@suse.cz>
8192 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
8193 in which we generate arithmetics is not a subrange.
8195 2008-07-14 Martin Jambor <mjambor@suse.cz>
8197 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
8199 2008-07-14 Richard Guenther <rguenther@suse.de>
8201 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
8203 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
8206 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
8207 reload for symbol refs moved to r0 with -fPIC.
8208 (legitimize_pic_address): Use the target register as temporary
8210 (emit_symbolic_move): Adjust comment.
8211 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
8214 2008-07-14 Ben Elliston <bje@au.ibm.com>
8216 * c-common.h (C_CPP_HASHNODE): New macro.
8217 * coretypes.h (struct cpp_token): Forward declare.
8218 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8219 the context-sensitive keyword method.
8220 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
8221 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
8222 expand_bool_pixel): New.
8223 (altivec_categorize_keyword): New function.
8224 (init_vector_keywords): New function.
8225 (rs6000_macro_to_expand): Likewise.
8226 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
8227 compiling an ISO C dialect.
8229 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
8231 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
8232 (create_expression_by_pieces): Fix typo.
8233 (do_regular_insertion): Use debug counter here too.
8235 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
8238 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
8239 CONST_OK_FOR_LETTER_P. All port-local users changed.
8240 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
8241 implement Kp matching power-of-two.
8242 (CONSTRAINT_LEN): Define to match.
8243 * config/cris/cris.md: Replace all use of constraint K with Kc.
8244 ("*btst*): Use Kp for operand 0 of last alternative.
8246 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8249 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
8252 2008-07-13 Jan Hubicka <jh@suse.cz>
8254 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
8257 2008-07-13 Richard Guenther <rguenther@suse.de>
8260 * langhooks.c (lhd_print_error_function): Deal with recursive
8263 2008-07-12 Jan Hubicka <jh@suse.cz>
8265 * cgraph.c (assembler_name_hash): New static var.
8266 (hash_node_by_assembler_name, eq_assembler_name): New.
8267 (cgraph_node_for_asm): Use hashtable.
8268 (cgraph_remove_node): Maintain hashtable.
8269 (change_decl_assembler_name): Sanity check that names are not changing
8270 after aliasing was processed.
8271 * cgraph.h (varpoon_node): Add next GGC marker.
8272 * tree.c (decl_assembler_name_equal): Constify.
8273 (decl_assembler_name_hash): New.
8274 * tree.h (decl_assembler_name_equal): Constify.
8275 (decl_assembler_name_hash): Update.
8277 2008-07-12 David Daney <ddaney@avtrex.com>
8279 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8282 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
8284 * doc/md.texi: Document the MIPS "v" constraint.
8285 * config/mips/mips.h (reg_class): Revert last change.
8286 (REG_CLASS_NAMES): Likewise.
8287 (REG_CLASS_CONTENTS): Likewise.
8288 * config/mips/mips.c (mips_regno_to_class): Likewise.
8289 * config/mips/constraints.md (v): Likewise, but add documentation.
8290 Add a comment to say that this constraint should not be used in
8293 2008-07-11 DJ Delorie <dj@redhat.com>
8295 * config/h8300/h8300.md (length): Fix branch offset limit.
8297 2008-07-11 Anatoly Sokolov <aesok@post.ru>
8299 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
8300 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
8301 (avr_hard_regno_scratch_ok): New function.
8302 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8303 * config/avr/avr.md (all peepholes that request a scratch register):
8304 Remove avr_peep2_scratch_safe use.
8306 2008-07-11 Tom Tromey <tromey@redhat.com>
8307 Ian Lance Taylor <iant@google.com>
8309 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
8310 (struct c_common_resword): Define.
8311 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
8312 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
8313 (c_common_reswords, num_c_common_reswords): Declare.
8314 * c-common.c (c_common_reswords): New global const array.
8315 (num_c_common_reswords): New const int.
8316 * c-parser.c (struct resword, reswords): Don't define.
8317 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
8318 (c_parse_init): Clarify mask code. Use c_common_reswords rather
8319 than reswords. If warning about C++ keywords, give them a special
8321 (c_lex_one_token): Warn about C++ keywords. Call
8322 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
8323 (c_parser_external_declaration): Look for RID_xxx rather than
8324 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
8325 (c_parser_statement_after_labels): Likewise.
8326 (c_parser_objc_class_instance_variables): Likewise.
8327 (c_parser_objc_class_declaration): Likewise.
8328 (c_parser_objc_try_catch_statement): Likewise.
8329 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
8330 (declspecs_add_type): Likewise.
8332 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
8334 * ggc-page.c (alloc_page):
8335 Substituting xmalloc, xcalloc with
8336 XNEWVEC and XCNEWVAR macros which add the
8339 2008-07-11 Richard Guenther <rguenther@suse.de>
8341 PR tree-optimization/36765
8342 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
8343 aliases from HEAP vars to SMTs.
8345 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8347 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
8348 * configure.ac (loose_warn): Move -Wc++-compat from here...
8349 (strict_warn): ...to here.
8350 * configure: Regenerate.
8352 2008-07-10 Joseph Myers <joseph@codesourcery.com>
8354 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
8355 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
8356 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
8357 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
8358 excluding more specific h8300-*-* and sh-*-* targets.
8360 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
8362 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
8364 (execute_pre): Call loop_optimizer_finalize in early exit.
8366 2008-07-10 Jakub Jelinek <jakub@redhat.com>
8369 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
8370 uids in the bitmap, not just VAR_DECL uids.
8372 PR rtl-optimization/36419
8373 * combine-stack-adj.c (adjust_frame_related_expr): New function.
8374 (combine_stack_adjustments_for_block): Call it if needed. Delete
8376 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
8377 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
8378 prologue sp adjustment.
8380 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
8383 * opts.c (print_ignored_options): Report postponed diagnostics for
8384 unknown -Wno-* options as warnings, not errors.
8385 (postpone_unknown_option_error): Renamed to...
8386 (postpone_unknown_option_warning): ... this.
8388 2008-07-09 Doug Kwan <dougkwan@google.com>
8391 2008-07-08 Doug Kwan <dougkwan@google.com>
8393 * config/arm/arm.opt (mandroid): New option.
8394 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8395 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8397 (CC1PLUS_SPEC): Same.
8399 (STARTFILE_SPEC): Same.
8400 (ENDFILE_SPEC): Same.
8401 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8404 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
8407 * config/mips/mips.h (reg_class): Remove V1_REG.
8408 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8409 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
8411 (mips_get_tp): New function.
8412 (mips_legitimize_tls_address): Use it.
8413 * config/mips/constraints.md (v): Delete.
8414 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
8415 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
8416 After reload, split into a move and ...
8417 (*tls_get_tp_<mode>_split): ...this new instruction.
8419 2008-07-09 David Daney <ddaney@avtrex.com>
8421 * config/mips/driver-native.c: Include coretypes.h and tm.h.
8423 2008-07-09 Jakub Jelinek <jakub@redhat.com>
8425 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
8426 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
8428 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
8429 htab_delete should be called. Don't free c.
8430 (lookup_tmp_var): Create temp_htab lazily.
8431 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
8432 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
8434 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
8435 lower_omp_ordered, lower_omp_critical, lower_omp_for,
8436 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
8437 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
8438 * tree-sra.c (generate_element_init): Likewise.
8439 * tree-mudflap.c (execute_mudflap_function_ops,
8440 execute_mudflap_function_decls): Likewise.
8441 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
8442 * tree-gimple.h (struct gimplify_ctx): New type.
8443 (push_gimplify_context): Adjust prototype.
8445 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
8447 * tree-ssa-pre.c (phi_translate_1): Update placement of
8450 2008-07-09 Anatoly Sokolov <aesok@post.ru>
8452 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
8453 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
8454 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
8455 * targhooks.c (default_hard_regno_scratch_ok): New function.
8456 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
8457 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
8458 * recog.c: Include "target.h".
8459 (peep2_find_free_register): Add check for global regs. Add target
8461 * Makefile.in (recog.o): Depend on target.h.
8463 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
8465 * config/sh/sh.c (sh_canonical_va_list_type): New.
8466 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
8468 2008-07-09 Raksit Ashok <raksit@google.com>
8470 * doc/invoke.texi (Option Summary): Mention new option
8471 -Wdisallowed-function-list=...
8472 (Warning Options): Document -Wdisallowed-function-list=...
8473 * common.opt (Wdisallowed-function-list=): New flag.
8474 * flags.h (warn_disallowed_functions): External definition of new
8475 boolean warning flag.
8476 (warn_if_disallowed_function_p): Declare new function.
8477 * opts.c (warning_disallowed_functions): New static variable.
8478 (warn_disallowed_functions): New boolean warning flag.
8479 (warn_if_disallowed_function_p): New function.
8480 (add_comma_separated_to_vector): Rename
8481 add_instrument_functions_exclude_list to this.
8482 (common_handle_option): Handle new option. Rename calls to
8483 add_instrument_functions_exclude_list into calls to
8484 add_comma_separated_to_vector.
8485 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
8486 based on flag warn_disallowed_functions.
8488 2008-07-09 Christian Bruel <christian.bruel@st.com>
8490 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
8491 instead of get_attr_length.
8493 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8495 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8497 * genemit.c (gen_insn): Likewise.
8498 * gengtype.c (note_def_vec): Likewise.
8499 * gengtype.h (note_def_vec): Likewise.
8500 * genoutput.c (struct data, output_insn_data, process_template,
8501 gen_expand, gen_split, note_constraint): Likewise.
8502 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8503 make_insn_sequence): Likewise.
8504 * gensupport.c (record_insn_name): Likewise.
8506 2008-07-08 Doug Kwan <dougkwan@google.com>
8508 * config/arm/arm.opt (mandroid): New option.
8509 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8510 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8512 (CC1PLUS_SPEC): Same.
8514 (STARTFILE_SPEC): Same.
8515 (ENDFILE_SPEC): Same.
8516 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8519 2008-07-08 Raksit Ashok <raksit@google.com>
8521 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8522 (set_storage_via_setmem): Fix expected_align parameter.
8523 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8524 missing from the list.
8525 * doc/md.texi (movmem): Explicitly state that expected alignment is
8526 to be expressed in bytes.
8527 (setmem): Explicitly state that expected alignment is to be expressed
8530 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8532 * reload.c (find_reloads_subreg_address): Do not require validity
8533 of address in original mode before reloading address.
8535 2008-07-07 Tianwei Sheng <tianweis@google.com>
8537 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8538 bounds array access.
8540 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8542 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8544 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8546 Fix PR tree-optimization/23455
8547 Fix PR tree-optimization/35286
8548 Fix PR tree-optimization/35287
8549 * Makefile.in (OBJS-common): Remove tree-vn.o.
8550 (tree-vn.o): Remove.
8551 * dbgcnt.def: Add treepre_insert debug counter.
8552 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8553 (debug_value_expressions): Ditto.
8554 (print_value_expressions): Ditto.
8555 * tree-pretty-print.c (dump_generic_node): Updated for
8556 VALUE_HANDLE removal.
8557 * tree-ssa-dom.c (record_equality): Ditto.
8558 (cprop_operand): Ditto.
8559 (lookup_avail_expr): Ditto.
8560 * tree-ssa-threadedge.c
8561 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8562 (simplify_control_stmt_condition): Ditto.
8563 * tree.c (tree_code_size): Ditto.
8564 (tree_node_structure): Ditto.
8565 (iterative_hash_expr): Ditto.
8567 * tree.h (VALUE_HANDLE_ID): Ditto.
8568 (VALUE_HANDLE_EXPR_SET): Ditto.
8569 (struct tree_value_handle): Ditto.
8570 (union tree_node): Ditto.
8571 * treestruct.def: Ditto.
8572 * tree-vn.c: Removed.
8573 * tree-ssa-pre.c: Rewritten entirely.
8574 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8575 (constant_value_ids): Ditto.
8576 (vn_nary_op_t): Moved to header.
8578 (vn_reference_op_t): Ditto
8579 (vn_reference_t): Ditto.
8580 (next_value_id): New variable.
8581 (VN_INFO): Add an assert.
8582 (vn_constant_eq): New function.
8583 (vn_constant_hash): Ditto.
8584 (get_or_alloc_constant_value_id): Ditto.
8585 (value_id_constant_p): Ditto.
8586 (vn_reference_compute_hash): De-staticify.
8587 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8588 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8589 (valueize_refs): Update opcode if it changes from ssa name to constant.
8590 (vn_reference_lookup_1): Add new argument.
8591 (vn_reference_lookup): Ditto.
8592 (vn_reference_lookup_pieces): New function.
8593 (vn_reference_insert): Add return type. Modify to deal with value ids.
8594 (vn_reference_insert_pieces): New function.
8595 (vn_nary_op_compute_hash): De-staticify.
8596 (vn_nary_op_eq): Ditto.
8597 (vn_nary_op_lookup_pieces): New function.
8598 (vn_nary_op_lookup): Add new argument.
8599 (vn_nary_op_insert_pieces): New function.
8600 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8601 (vn_phi_insert): Ditto.
8602 (visit_unary_op): Update for callee changes.
8603 (visit_binary_op): Ditto.
8604 (visit_reference_op_load): Ditto.
8605 (visit_reference_op_store): Ditto.
8606 (init_scc_vn): Init next_value_id, constant_to_value_id and
8608 (free_scc_vn): Free them.
8609 (set_hashtable_value_ids): New function.
8610 (run_scc_vn): Use it.
8611 (get_max_value_id): New function.
8612 (get_next_value_id): Ditto.
8613 (expressions_equal_p): Moved from tree-vn.c
8614 (sort_vuses): Ditto.
8615 (sort_vuses_heap): Ditto.
8616 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8618 * tree.c (iterative_hash_hashval_t): Made non-static
8619 * tree.h (iterative_hash_hashval_t): Declare it.
8621 2008-07-08 Martin Jambor <mjambor@suse.cz>
8623 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8624 instead of ipa_create_node_params.
8625 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8626 ipa_check_create_edge_args, free them with
8627 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8629 * ipa-prop.c: Include flags.h and tree-inline.h.
8630 (ipa_node_params_vector): New variable.
8631 (ipa_edge_args_vector): New variable.
8632 (edge_removal_hook_holder): New variable.
8633 (node_removal_hook_holder): New variable.
8634 (edge_duplication_hook_holder): New variable.
8635 (node_duplication_hook_holder): New variable.
8636 (ipa_detect_param_modifications): Check for presence of modified flags.
8637 (ipa_compute_jump_functions): Check for presence of jump functions.
8638 (ipa_free_edge_args_substructures): New function.
8639 (ipa_create_node_params): Removed.
8640 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8641 (ipa_free_node_params_substructures): New function.
8642 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8644 (ipa_edge_removal_hook): New function.
8645 (ipa_node_removal_hook): New function.
8646 (duplicate_array): New function.
8647 (ipa_edge_duplication_hook): New function.
8648 (ipa_node_duplication_hook): New function.
8649 (ipa_register_cgraph_hooks): New function.
8650 (ipa_unregister_cgraph_hooks): New function.
8651 (free_all_ipa_structures_after_ipa_cp): New function.
8653 * ipa-prop.h: Include vec.h.
8654 (ipa_node_params_t): New typedef with vector types for it.
8655 (ipa_edge_args_t): New typedef with vector types for it.
8656 (IPA_NODE_REF): Changed to access an on-the-side vector.
8657 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8658 (ipa_check_create_node_params): New function.
8659 (ipa_check_create_edge_args): New function.
8661 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8664 2008-07-07 Tom Tromey <tromey@redhat.com>
8666 * configure, config.in: Rebuilt.
8667 * configure.ac: Don't check for scandir or alphasort.
8669 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8671 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8672 types immediately after creating them.
8674 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8676 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8678 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8680 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8681 dump_constraint_graph.
8682 (dump_constraint_edge): New function.
8683 (dump_constraint_graph): New function.
8684 (debug_constraint_graph): New function.
8685 (dump_constraint): Removed useless comparison.
8686 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8687 (dump_constraint_graph): Declare.
8688 (debug_constraint_graph): Declare.
8689 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8691 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8693 * config/i386/i386.c (is_va_list_char_pointer): New.
8694 (ix86_va_start): Replace compare with ms_va_list_type_node
8695 by is_va_list_char_pointer.
8696 (ix86_gimplify_va_arg): Likewise.
8698 2008-07-07 Martin Jambor <mjambor@suse.cz>
8700 * cgraph.c (cgraph_edge_max_uid): New variable.
8701 (struct cgraph_edge_hook_list): New type.
8702 (struct cgraph_node_hook_list): New type.
8703 (struct cgraph_2edge_hook_list): New type.
8704 (struct cgraph_2node_hook_list): New type.
8705 (first_cgraph_edge_removal_hook): New variable.
8706 (first_cgraph_node_removal_hook): New variable.
8707 (first_cgraph_edge_duplicated_hook): New variable.
8708 (first_cgraph_node_duplicated_hook): New variable.
8709 (cgraph_add_edge_removal_hook): New function.
8710 (cgraph_remove_edge_removal_hook): New function.
8711 (cgraph_call_edge_removal_hooks): New function.
8712 (cgraph_add_node_removal_hook): New function.
8713 (cgraph_remove_node_removal_hook): New function.
8714 (cgraph_call_node_removal_hooks): New function.
8715 (cgraph_add_edge_duplication_hook): New function.
8716 (cgraph_remove_edge_duplication_hook): New function.
8717 (cgraph_call_edge_duplication_hooks): New function.
8718 (cgraph_add_node_duplication_hook): New function.
8719 (cgraph_remove_node_duplication_hook): New function.
8720 (cgraph_call_node_duplication_hooks): New function.
8721 (cgraph_create_edge): Assign to edge uid.
8722 (cgraph_remove_edge): Call edge removal hooks.
8723 (cgraph_node_remove_callees): Call edge removal hooks.
8724 (cgraph_node_remove_callers): Call edge removal hooks.
8725 (cgraph_remove_node): Call node removal hooks.
8726 (cgraph_clone_edge): Call edge duplication hooks.
8727 (cgraph_clone_node): Call node duplication hooks.
8729 * cgraph.h (cgraph_edge): New field uid.
8730 (cgraph_edge_hook): New type.
8731 (cgraph_node_hook): New type.
8732 (cgraph_2edge_hook): New type.
8733 (cgraph_2node_hook): New type.
8735 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8737 * config.in: Regenerate.
8739 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8741 * gcc.c (print_sysroot): New.
8742 (option_map, display_help, process_command): Handle the
8743 -print-sysroot option.
8744 (main): Print the sysroot if requested.
8745 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8747 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8750 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8752 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8754 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8755 (assign_parm_setup_block_p): Also check mode of entry_parm.
8757 2008-07-07 Richard Guenther <rguenther@suse.de>
8759 * tree-ssa-structalias.h (set_used_smts): Remove.
8760 * tree-ssa-structalias.c (used_smts): Likewise.
8761 (set_used_smts): Likewise.
8762 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8763 call to set_used_smts.
8765 2008-07-07 Richard Guenther <rguenther@suse.de>
8767 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8768 (new_var_info): Set it to false.
8769 (solution_set_add): Correctly handle pointers outside a var and
8771 (type_safe): Treat variables with is_full_var properly.
8772 (do_sd_constraint): Likewise.
8773 (do_ds_constraint): Likewise.
8774 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8775 (get_constraint_for_ptr_offset): New function.
8776 (get_constraint_for_component_ref): For addresses at least include
8777 the last field of the variable. Handle is_full_vars properly.
8778 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8779 (handle_ptr_arith): Remove.
8780 (find_func_aliases): Simplify assignment handling.
8781 (create_function_info_for): For parameter and result varinfos set
8783 (create_variable_info_for): Set is_full_var flag whenever we
8784 just created a single varinfo for a decl.
8785 (init_alias_vars): Initialize use_field_sensitive from
8786 max-fields-for-field-sensitive parameter.
8788 2008-07-07 Richard Guenther <rguenther@suse.de>
8790 PR tree-optimization/36713
8791 * tree-flow-inline.h (is_call_used): New function.
8792 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8793 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8794 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8796 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8798 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8800 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8802 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8804 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8805 Nathan Sidwell <nathan@codesourcery.com>
8807 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8808 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8810 * config/m68k/t-linux: New.
8811 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8814 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8816 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8817 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8820 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8822 * gcc.c (execute): Fix -Wc++-compat warning.
8824 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8827 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8828 constant for little endian.
8830 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8832 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8833 mips_base_mips16 instead of TARGET_MIPS16.
8834 (mips_base_mips16): Declare.
8835 * config/mips/mips.c (mips_base_mips16): Make global.
8836 (was_mips16_p): Remove GTY marker.
8837 (was_mips16_pch_p): New variable.
8838 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8839 (mips_override_options): Force to non-MIPS16 mode initially.
8840 Do not complain about MIPS16 PIC incompatibilities here.
8841 Only allow -mgpopt if -mexplicit-relocs is in force for
8844 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8846 * configure.ac: Check for caddr_t, define to char * if not defined.
8847 * configure: Regenerate.
8848 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8849 (mmap_gt_pch_use_address): Likewise.
8850 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8852 2008-07-06 Richard Guenther <rguenther@suse.de>
8854 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8855 (new_var_info): Deal with it.
8856 (solution_set_add): Likewise.
8857 (bitpos_of_field): Make signed, fix.
8858 (struct fieldoff): Remove type and decl fields. Make size field
8859 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8861 (fieldoff_compare): Deal with it.
8862 (push_fields_onto_fieldstack): Remove has_union argument, glob
8863 adjacent non-pointer fields together.
8864 (create_function_info_for): Do not set has_union.
8865 (create_variable_info_for): Simplify.
8867 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8869 * config.gcc (extra_headers): Add cross-stdarg.h for target
8870 x86_64-*-* and i?86-*-*.
8871 * config/i386/cross-stdarg.h: New.
8872 * builtins.c (std_fn_abi_va_list): New.
8873 (std_canonical_va_list_type): New.
8874 (stabilize_va_list): Replace va_list_type_node use by
8875 mtarget.canonical_va_list_type.
8876 (gimplify_va_arg_expr): Likewise.
8877 (expand_builtin_va_copy): Replace va_list_type_node use by
8878 mtarget.fn_abi_va_list.
8879 * tree-sra.c (is_va_list_type): New helper.
8880 (decl_can_be_decomposed_p): Replace
8881 va_list_type_node use by is_va_list_type.
8882 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8883 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8884 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8885 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8886 (ix86_enum_va_list): New.
8887 * config/i386/i386.c (sysv_va_list_type_node): New.
8888 (ms_va_list_type_node): New.
8889 (ix86_function_type_abi): Remove sorry.
8890 (ix86_build_builtin_va_list_abi): New.
8891 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8893 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8894 (ix86_init_builtins_va_builtins_abi): New.
8895 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8897 (ix86_handle_abi_attribute): New.
8898 (attribute_spec): Add sysv_abi and ms_abi.
8899 (ix86_fn_abi_va_list): New.
8900 (ix86_canonical_va_list_type): New.
8901 (ix86_enum_va_list): New.
8902 (TARGET_FN_ABI_VA_LIST): New.
8903 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8904 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8905 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8906 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8907 (TARGET_ENUM_VA_LIST): New.
8908 * expr.h (std_fn_abi_va_list): New.
8909 (std_canonical_va_list_type): New.
8910 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8911 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8912 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8913 TARGET_CANONICAL_VA_LIST_TYPE.
8914 * target.h (struct gcc_target): Add fn_abi_va_list hook
8915 and canonical_va_list_type hook.
8917 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8919 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8920 integral and pointer types.
8922 2008-07-04 Roger Sayle <roger@eyesopen.com>
8924 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8925 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8927 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8930 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8932 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8934 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8935 build_gimple_modify_stmt.
8936 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8937 gimple operand. Use fold_build* instead of build*.
8939 2008-07-04 Richard Guenther <rguenther@suse.de>
8941 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8942 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8943 properly to compute the reachability set if we do field-sensitive PTA.
8944 * invoke.texi (max-fields-for-field-sensitive): Document default.
8945 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8946 100 for optimize >= 2.
8948 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8950 * ggc-zone.c (lookup_page_table_if_allocated,
8951 set_page_table_entry, zone_find_object_size, alloc_small_page,
8952 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8953 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8954 -Wc++-compat and/or -Wcast-qual warnings.
8956 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8959 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8960 pic_offset_table_rtx to be marked as used here.
8961 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8962 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8963 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8964 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8967 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8969 * alloc-pool.c (hash_descriptor, eq_descriptor,
8970 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8971 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8973 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8974 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8975 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8976 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8979 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8981 * tree-flow.h (loop_only_exit_p): Declare.
8982 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8983 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8984 the number of iterations if it is constant. Otherwise, if this is the
8985 only possible exit of the loop, use the conservative estimate on the
8986 number of iterations of the entire loop if available.
8988 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8990 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8991 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8992 Add synchronization functions.
8993 * config/sync.c: New file.
8994 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8995 (LIBGCC_SYNC_CFLAGS): Likewise.
8997 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9000 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9001 (*pushtf_sse): New insn pattern.
9002 (pushtf splitters): New splitters.
9004 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9007 * predict.c (build_predict_expr): Use void_type_node for the tree
9008 type, instead of NULL_TREE.
9010 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9012 * config/i386/i386.c (contains_aligned_value_p): Return true
9014 (ix86_data_alignment): Align TCmode to 128bits.
9015 (ix86_local_alignment): Likewise.
9017 2008-07-03 Andrew Haley <aph@redhat.com>
9020 * vec.h (VEC_TA): New.
9021 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9022 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9023 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9024 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9025 (C_COMMON_FIXED_TYPES): Remove first arg.
9026 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9027 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9028 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9029 not to use empty macro arguments.
9031 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9033 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9034 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9035 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9036 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9037 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9038 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9039 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9040 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9041 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9042 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9043 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9044 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9045 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9046 config/rs6000/e500crtres64gpr.asm,
9047 config/rs6000/e500crtres64gprctr.asm,
9048 config/rs6000/e500crtrest32gpr.asm,
9049 config/rs6000/e500crtrest64gpr.asm,
9050 config/rs6000/e500crtresx32gpr.asm,
9051 config/rs6000/e500crtresx64gpr.asm,
9052 config/rs6000/e500crtsav32gpr.asm,
9053 config/rs6000/e500crtsav64gpr.asm,
9054 config/rs6000/e500crtsav64gprctr.asm,
9055 config/rs6000/e500crtsavg32gpr.asm,
9056 config/rs6000/e500crtsavg64gpr.asm,
9057 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9058 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9059 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9060 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9061 config/sparc/sol2-cn.asm: Remove .file directives.
9063 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9065 * resource.c (mark_referenced_resources): Look inside
9066 UNSPEC_VOLATILEs and ASM_INPUTs.
9068 2008-07-02 Ian Lance Taylor <iant@google.com>
9070 * rtlanal.c (add_reg_note): New function.
9071 * rtl.h (add_reg_note): Declare.
9072 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9073 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9074 * builtins.c (expand_builtin_longjmp): Likewise.
9075 (expand_builtin_nonlocal_goto): Likewise.
9076 * calls.c (emit_call_1, expand_call): Likewise.
9077 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9078 * cfglayout.c (fixup_reorder_chain): Likewise.
9079 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9080 (commit_one_edge_insertion): Likewise.
9081 * combine.c (move_deaths, distribute_notes): Likewise.
9082 * df-problems.c (df_set_note): Likewise.
9083 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9084 (set_unique_reg_note): Likewise.
9085 (emit_copy_of_insn_after): Likewise.
9086 * expr.c (expand_expr_real): Likewise.
9087 * gcse.c (add_label_notes): Likewise.
9088 * haifa-sched.c (create_check_block_twin): Likewise.
9089 * jump.c (mark_jump_label_1): Likewise.
9090 * loop-doloop.c (add_test, doloop_modify): Likewise.
9091 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9092 * lower-subreg.c (move_eh_region_note): Likewise.
9093 * optabs.c (emit_libcall_block): Likewise.
9094 * predict.c (predict_insn): Likewise.
9095 (combine_predictions_for_insn): Likewise.
9096 * recog.c (peephole2_optimize): Likewise.
9097 * regmove.c (try_auto_increment): Likewise.
9098 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9099 * reload.c (find_reloads): Likewise.
9100 * reload1.c (fixup_eh_region_note): Likewise.
9101 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9102 * reorg.c (delete_prior_computation): Likewise.
9103 (delete_computation, dbr_schedule): Likewise.
9104 * config/pa/pa.c (legitimize_pic_address): Likewise.
9105 * config/sh/sh.c (sh_reorg): Likewise.
9107 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9110 * config/libgcc-glibc.ver: Add %exclude.
9111 * config/m32r/libgcc-glibc.ver: Likwise.
9112 * config/s390/libgcc-glibc.ver: Likwise.
9113 * config/sh/libgcc-glibc.ver: Likwise.
9114 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9116 * config/i386/libgcc-glibc.ver: New.
9118 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9120 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9122 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9123 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9124 i[34567]86-*-linux*, x86_64-*-linux*. Add
9125 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9126 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9127 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9128 i[34567]86-*-linux*, x86_64-*-linux*.
9130 * libgcc-std.ver: Add empty GCC_4.4.0.
9132 * mkmap-symver.awk: Support multiple versions per symbol.
9134 * config/i386/i386.c (ix86_init_builtins): Always define
9135 __builtin_fabsq and __builtin_copysignq with fallbacks.
9136 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9137 and __builtin_copysignq if SSE2 isn't available.
9139 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9140 (LIBGCC2_TF_CEXT): Likwise.
9143 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9145 * config/i386/sfp-machine.h: Moved to libgcc.
9147 * config/i386/sfp-machine.h: New.
9148 * config/i386/t-linux: Likwise.
9150 * config/i386/t-darwin: Remove softfp_wrap_start and
9152 * config/i386/t-darwin64: Likewise.
9154 * config/i386/t-fprules-softfp64: Renamed to ...
9155 * config/i386/t-fprules-softfp: This.
9157 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9158 and softfp_wrap_end.
9160 2008-07-02 Jason Merrill <jason@redhat.com>
9162 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9164 * tree.c (ctor_to_list): New fn.
9165 * tree.h: Declare it.
9166 (CONSTRUCTOR_ELT): New macro.
9167 (CONSTRUCTOR_NELTS): New macro.
9169 2008-07-02 Richard Guenther <rguenther@suse.de>
9171 * tree-ssa-structalias.c (struct variable_info): Reorder
9172 to fill padding on 64bit hosts. Make collapsed_to an int.
9173 (get_varinfo_fc): Deal with that.
9174 (new_var_info): Likewise.
9175 (collapse_rest_of_var): Likewise.
9177 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9179 * doc/install.texi (--enable-java-home): Document.
9180 (--enable-aot-compile-rpm): Likewise.
9181 (--with-arch-directory): Likewise.
9182 (--with-os-directory): Likewise.
9183 (--with-origin-name): Likewise.
9184 (--with-arch-suffix): Likewise.
9185 (--with-jvm-root-dir): Likewise.
9186 (--with-jvm-jar-dir): Likewise.
9187 (--with-python-dir): Likewise.
9189 2008-07-02 Richard Guenther <rguenther@suse.de>
9191 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
9192 from decls explicitly. Merge operand checking from tuples.
9194 2008-07-02 Martin Jambor <mjambor@suse.cz>
9196 * tree-switch-conversion.c: Included timevar.h which I forgot before.
9198 2008-07-02 Martin Jambor <mjambor@suse.cz>
9200 * tree-switch-conversion.c: Included timevar.h
9201 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
9203 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
9205 2008-07-02 Martin Jambor <mjambor@suse.cz>
9207 * tree-switch-conversion.c: Corrected various comments and
9209 (build_constructors): Fixed minor formatting mistakes.
9211 * invoke.texi (Optimize Options): Corrected the
9212 switch-conversion-max-branch-ratio parameter.
9214 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
9216 * final.c (asm_insn_count): Return zero for an empty asm body.
9218 2008-07-02 Richard Guenther <rguenther@suse.de>
9220 * bitmap.h (bitmap_set_bit): Return bool.
9221 (bitmap_clear_bit): Likewise.
9222 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
9223 write to the bitmap if it would.
9224 (bitmap_clear_bit): Likewise.
9225 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
9226 bitmap_set_bit return value.
9227 (add_pred_graph_edge): Likewise.
9228 (add_graph_edge): Likewise.
9229 (do_sd_constraint): Likewise.
9230 (do_ds_constraint): Likewise.
9232 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9234 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
9235 Fix -Wc++-compat and/or -Wcast-qual warnings.
9236 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
9237 gen_regparm_prefix): Likewise.
9238 * vmsdbgout.c (write_modbeg, lookup_filename,
9239 vmsdbgout_source_line, vmsdbgout_init): Likewise.
9241 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
9243 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
9244 defaults.h definition apply.
9246 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9248 * function.c (assign_parm_remove_parallels): New.
9249 (assign_parm_setup_block_p): Do not return true for non-BLKmode
9251 (assign_parm_setup_block): Do not handle them.
9252 (assign_parm_setup_reg, assign_parm_setup_stack): Call
9253 assign_parm_remove_parallels.
9255 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9257 * c-typeck.c (convert_for_assignment): Use
9258 vector_targets_convertible_p.
9259 * c-common.c (vector_targets_convertible_p): New.
9260 * c-common.h (vector_targets_convertible_p): New prototype.
9261 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
9262 opaque_p_V2SI_type_node.
9264 2008-07-01 Steve Ellcey <sje@cup.hp.com>
9266 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
9269 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
9271 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
9272 TFmode constants via two element DImode vector for hosts with
9273 HOST_BITS_PER_WIDE_INT < 64.
9274 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
9275 also for HOST_BITS_PER_WIDE_INT < 64.
9277 2008-07-01 Richard Guenther <rguenther@suse.de>
9279 PR tree-optimization/36666
9280 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
9281 (get_constraint_exp_from_ssa_var): Split into ...
9282 (get_constraint_exp_for_temp): ... this ...
9283 (get_constraint_for_ssa_var): ... and that.
9284 Return constraint expressions for all touched sub-fields
9285 if the results address is not taken.
9286 (process_constraint): Remove assertion that aggregate
9287 assignments do not happen at this place.
9288 (get_constraint_for_component_ref): Add address_p argument.
9289 Return constraint expressions for all touched sub-fields
9290 if the results address is not taken.
9291 (do_deref): Use get_constraint_exp_for_temp.
9292 (get_constraint_for_1): Rename from ...
9293 (get_constraint_for): ... this. Add the old function as wrapper.
9294 (do_structure_copy): Use get_constraint_for_1.
9296 2008-07-01 Martin Jambor <mjambor@suse.cz>
9298 * Makefile.in (tree-switch-conversion.o): Add.
9299 (OBJS-common): Add tree-swtch-conversion.o.
9300 * passes.c (init_optimization_passes): Add pass_convert_switch.
9301 * tree-pass.h: (pass_convert_switch): Add.
9302 * tree-switch-conversion.c: New file.
9303 * gcc.dg/tree-ssa/cswtch.c: New testcase.
9304 * common.opt (ftree-cswtch): New option.
9305 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9306 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
9307 * opts.c (decode_options): Set flag_tree_switch_conversion when
9308 optimization level is >= 2.
9309 * doc/invoke.texi (Optimize Options): Added description of
9310 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
9312 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9314 * config/darwin-driver.c (darwin_default_min_version): Fix
9315 -Wc++-compat warnings.
9317 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
9319 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
9322 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9324 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
9326 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9328 PR rtl-optimization/34744
9329 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
9330 (df_scan_free_internal): Free data structures not
9331 allocated in storage pools.
9332 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
9333 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
9334 df_scan_free_mws_vec.
9335 * dse.c (dse_step6): Free offset_map_p and offset_map_n
9338 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
9340 * config/i386/i386.c (contains_aligned_value_p): Return true
9342 (ix86_function_arg_boundary): Return its natural boundary
9344 (return_in_memory_32): Don't check TDmode.
9345 (ix86_split_to_parts): Support splitting into 4 parts and
9346 support TFmode for 32bit target.
9347 (ix86_split_long_move): Support splitting into 4 parts.
9348 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
9350 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
9351 (ix86_init_builtins): Here.
9352 (ix86_scalar_mode_supported_p): Always return true for TFmode.
9353 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
9354 'q' and 'w', respectively.
9356 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
9358 (movtf_internal): Likewise.
9359 (<code>tf2): Likewise.
9360 (*absnegtf2_sse): Likewise.
9361 (copysign<mode>3): Likewise.
9362 (copysign<mode>3_const): Likewise.
9363 (copysign<mode>3_var): Likewise.
9364 (define_split UNSPEC_COPYSIGN): Likewise.
9365 * config/i386/sse.md (*nandtf3): Likewise.
9366 (<code>tf3): Likewise.
9367 (*<code>tf3): Likewise.
9369 2008-06-30 Joey Ye <joey.ye@intel.com>
9370 H.J. Lu <hongjiu.lu@intel.com>
9372 * global.c (compute_regsets): Set frame_pointer_needed here.
9373 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
9375 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9377 * doc/install.texi (specific): Expand Windows build notes.
9379 2008-06-30 Ira Rosen <irar@il.ibm.com>
9381 PR tree-optimization/36648
9382 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
9383 number of prolog iterations by step. Fix the comment.
9385 2008-06-30 Richard Guenther <rguenther@suse.de>
9388 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
9389 handle calls from ECF_MALLOC functions.
9390 (handle_pure_call): ECF_MALLOC functions do not return
9392 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
9394 2008-06-29 Andreas Schwab <schwab@suse.de>
9396 * config/m68k/m68k.c (print_operand): Always print a float
9398 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
9399 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
9402 * config/rs6000/x-linux64: Remove never used file.
9404 2008-06-29 Richard Guenther <rguenther@suse.de>
9406 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
9408 (struct alias_info): Move ...
9409 * tree-ssa-alias.c: ... here.
9410 (update_alias_info): Declare.
9411 (compute_may_aliases): Call it.
9412 (update_alias_info): New function.
9413 * tree-ssa-structalias.c (update_alias_info): Move ...
9414 * tree-ssa-alias.c (update_alias_info_1): ... here.
9415 * tree-ssa-structalias.c (process_constraint_1): Remove
9416 unused from_call argument. Rename to ...
9417 (process_constraint): ... this. Delete old wrapper.
9418 (make_constraint_to): Adjust callers.
9419 (handle_const_call): Likewise.
9420 (handle_pure_call): Likewise.
9421 (init_base_vars): Likewise.
9422 (handle_lhs_call): Likewise. Remove unnecessary constraint.
9423 (find_func_aliases): We don't need structure copies for
9425 (make_constraint_from_anything): Remove.
9426 (create_variable_info_for): For globals make constraints
9427 from escaped, not from anything.
9428 (compute_points_to_sets): Do not call update_alias_info.
9429 (ipa_pta_execute): Use make_constraint_from.
9431 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9433 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
9434 (bitmap.o-warn, dominance.o-warn): New.
9435 * configure.ac (cxx_compat_warn): Delete.
9436 (loose_warn): Add -Wcast-qual and -Wc++-compat.
9437 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9439 * configure: Regenerate.
9441 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
9444 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9446 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
9447 * df-scan.c (df_notes_rescan): Likewise.
9448 * ggc-page.c (set_page_table_entry): Likewise.
9449 * intl.c (gcc_gettext_width): Likewise.
9450 * varasm.c (get_unnamed_section, get_noswitch_section,
9451 get_section): Likewise.
9453 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
9455 * regrename.c (build_def_use): Don't copy RTX.
9457 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
9459 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
9460 (Type Attributes): Fix nesting of @table and @subsection. Adjust
9461 punctuation. Use @ref instead of @xref.
9462 (Function Names): Remove stray @display/@end display.
9463 (C++ Attributes): Use @ref instead of @xref.
9464 (Deprecated Features): Fix punctuation around @xref.
9465 (Backwards Compatibility): Likewise.
9466 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
9468 2008-06-28 Joseph Myers <joseph@codesourcery.com>
9470 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
9471 constants for E500 double.
9473 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9475 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
9476 element type of const_vector.
9478 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
9480 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
9481 Remove FLAGS_REG clobber from expander pattern.
9482 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
9483 (anddi3, andsi3, andhi3, andqi3): Ditto.
9484 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
9485 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
9486 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
9487 (ashlsi3, ashlhi3, ashlqi3): Ditto.
9488 (ashrsi3, ashrhi3, ashrqi3): Ditto.
9489 (lshrsi3, lshrhi3, lshrqi3): Ditto.
9490 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
9491 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
9493 2008-06-28 Richard Guenther <rguenther@suse.de>
9495 * tree-ssa-structalias.c (callused_id, var_callused,
9496 callused_tree): Add.
9497 (handle_pure_call): New function.
9498 (find_func_aliases): Call it.
9499 (find_what_p_points_to): Handle the call-used set.
9500 (clobber_what_escaped): Likewise.
9501 (compute_call_used_vars): New function.
9502 (init_base_vars): Init the call-used variable.
9503 (do_sd_constraint): Do not propagate the solution from CALLUSED
9504 but use CALLUSED as a placeholder.
9505 (solve_graph): Likewise.
9506 * tree-flow-inline.h (gimple_call_used_vars): New function.
9507 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9508 (compute_call_used_vars): Declare.
9509 * tree-ssa-alias.c (set_initial_properties): Call
9510 compute_call_used_vars.
9511 (reset_alias_info): Clear call-used variables.
9512 (add_call_clobber_ops): Assert we are not called for const/pure
9513 functions. Remove handling of them.
9514 (add_call_read_ops): Handle pure functions by adding the
9515 call-used set of variables as VUSEs.
9516 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9517 (delete_tree_ssa): Free it.
9518 * tree-dfa.c (remove_referenced_var): Clear the var from the
9521 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9523 * tree.c (build_varargs_function_type_list): New.
9524 (build_function_type_list_1): New.
9525 (build_function_type_list): Use build_function_type_list_1.
9526 * tree.h (build_varargs_function_type_list): New.
9528 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9531 * config/spu/spu.c (spu_builtin_splats): Do not generate
9532 invalid CONST_VECTOR expressions.
9533 (spu_expand_vector_init): Likewise.
9535 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9537 * optabs.c (libfunc_decls): New variable.
9538 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9539 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9540 for the same function twice.
9542 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9544 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9545 ix86_expand_binary_operator directly.
9546 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9548 (*ashrti3_1): Ditto.
9549 (*lshrti3_1): Ditto.
9550 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9551 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9552 using only one splitter. Conditionaly execute splitter before or
9553 after peephole2 pass.
9554 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9555 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9556 Use only one alternative in asm template.
9557 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9559 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9560 "J" operand constraint for operand 2.
9561 (*ashldi3_cconly_rex64): Ditto.
9562 (*ashrdi3_cmp_rex64): Ditto.
9563 (*ashrdi3_cconly_rex64): Ditto.
9564 (*lshrdi3_cmp_rex64): Ditto.
9565 (*lshrdi3_cconly_rex64): Ditto.
9566 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9567 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9568 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9571 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9573 * gimplify.c (omp_is_private): Don't return true if decl is not
9574 already private on #pragma omp for or #pragma omp parallel for.
9577 * tree-cfg.c (struct move_stmt_d): Replace block field with
9578 orig_block and new_block fields.
9579 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9580 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9581 (move_block_to_fn): Replace vars_map and new_label_map arguments
9582 with struct move_stmt_d pointer.
9583 (replace_block_vars_by_duplicates): New function.
9584 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9585 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9586 all subblocks of ORIG_BLOCK to the new function. Call
9587 replace_block_vars_by_duplicates.
9588 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9589 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9590 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9591 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9592 (expand_omp): Temporarily set input_location to the location of
9593 region's controlling stmt.
9594 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9595 BIND_EXPR, push ctx->block_vars and gimplification vars into
9596 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9598 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9599 there are any BLOCK_VARS.
9600 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9601 OMP_PARALLEL or OMP_TASK stmt.
9602 (lower_omp): Save and restore input_location around the lower_omp_1
9605 2008-06-27 Richard Guenther <rguenther@suse.de>
9607 PR tree-optimization/36400
9608 PR tree-optimization/36373
9609 PR tree-optimization/36344
9610 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9611 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9612 (update_alias_info): Remove call clobbering code.
9613 (make_constraint_to): New helper function.
9614 (make_escape_constraint): Likewise.
9615 (handle_rhs_call): Use it on all pointer containing arguments.
9616 Also mark the static chain escaped.
9617 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9618 instead of ANYTHING.
9619 (make_constraint_from): New helper split out from ...
9620 (make_constraint_from_anything): ... here.
9621 (find_func_aliases): Add constraints for escape sites.
9622 (intra_create_variable_infos): Make constraints from NONLOCAL
9624 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9626 (clobber_what_p_points_to): Remove.
9627 (clobber_what_escaped): New function.
9628 (init_base_vars): Init NONLOCAL and ESCAPED.
9629 (do_sd_constraint): Do not propagate the solution from ESCAPED
9630 but use ESCAPED as a placeholder.
9631 (solve_graph): Likewise.
9632 * tree-flow.h (clobber_what_p_points_to): Remove.
9633 (clobber_what_escaped): Declare.
9634 * tree-ssa-alias.c (set_initial_properties): Call it.
9635 Remove code clobbering escaped pointers.
9637 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9639 * function.c (allocate_struct_function): Only allocate a unique
9640 funcdef_no if the decl is nonzero.
9642 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9644 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9645 * config/mips/mips.c (mips_split_const_insns): New function.
9646 * config/mips/mips.md (move_type): New attribute.
9647 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9648 (dword_mode): New attribute.
9649 (type): Avoid long line. Map "move_type"s to "type"s,
9650 choosing "multi" for doubleword moves if appropriate.
9651 Swap MTC/MFC comments to match their declaration order.
9652 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9653 "type" is "branch" or "jal" is "direct".
9654 (length): Handle "extended_mips16" first. Make the default
9655 "0" for "ghost" instructions. Set the length from "move_type".
9656 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9657 of "type", with "sll0" for the register alternative. Remove the
9658 "extended_mips16" attribute.
9659 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9660 of "type", with "shift_shift" for the register alternative.
9661 Remove the "length" attribute.
9662 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9663 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9664 of "type", with "andi" for the register alternative.
9665 (*zero_extendqihi2): Likewise.
9666 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9667 of "andi" instead of a "type" of "arith".
9668 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9670 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9671 (mov_<store>r, *mov<mode>_ra): Likewise.
9672 (extendsidi2): Use "move_type" instead of "type", with "move"
9673 for the register alternative.
9674 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9675 of "type", with "signext" for the register alternative.
9676 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9677 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9678 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9679 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9680 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9681 (unnamed branch insn): Likewise.
9682 (*movdi_gp32_fp64): Fold into...
9683 (*movdi_32bit): ...here.
9684 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9685 (*movdf_hardfloat): ...this new pattern.
9686 (*movdf_softfloat): Remove redundant FPR alternatives.
9687 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9688 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9689 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9690 the "move" attribute.
9691 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9692 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9693 and "store" for COP loads and stores.
9694 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9695 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9696 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9697 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9698 (*movtf_mips16, *movv2sf): Likewise.
9699 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9700 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9701 (mfhc1<mode>): Use "move_type" instead of "move".
9702 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9703 (loadgp_blockage): Remove the "length" attribute.
9704 (blockage, set_got_version, update_got_version): Likewise.
9705 (call_internal): Remove the "extended_mips16" attribute.
9706 (call_value_internal, call_value_multiple_internal): Likewise.
9707 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9709 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9710 the "length" attribute.
9712 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9714 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9715 -Wcast-qual warnings.
9716 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9717 handle_pragma_pop_macro): Likewise.
9718 * collect2.c (resolve_lib_name): Likewise.
9719 * config/arc/arc.c (arc_init): Likewise.
9720 * config/arm/arm.c (neon_builtin_compare,
9721 locate_neon_builtin_icode): Likewise.
9722 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9723 * config/bfin/bfin.c (bfin_init_machine_status,
9724 bfin_optimize_loop): Likewise.
9725 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9726 * config/cris/cris.c (cris_init_expanders): Likewise.
9727 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9728 * config/darwin.c (machopic_indirection_eq,
9729 machopic_indirection_name, machopic_output_indirection): Likewise.
9730 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9731 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9732 frv_optimize_membar): Likewise.
9733 * config/i386/cygwin.h (mingw_scan,
9734 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9735 * config/i386/cygwin1.c (mingw_scan): Likewise.
9736 * config/i386/i386.c (machopic_output_stub): Likewise.
9737 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9738 i386_pe_unique_section): Likewise.
9739 * config/ia64/ia64.c (ia64_init_machine_status,
9740 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9742 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9743 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9744 * config/m68k/m68k.c (m68k_handle_option,
9745 m68k_sched_md_init_global): Likewise.
9746 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9747 mcore_unique_section): Likewise.
9748 * config/mips/mips.c (mips_block_move_straight,
9749 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9751 * config/mmix/mmix.c (mmix_init_machine_status,
9752 mmix_encode_section_info): Likewise.
9753 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9754 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9755 print_operand_address, output_toc, redefine_groups,
9756 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9757 * config/s390/s390.c (s390_init_machine_status): Likewise.
9758 * config/score/score.c (score_block_move_straight,
9759 score_block_move_loop_body): Likewise.
9760 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9761 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9762 * emit-rtl.c (find_auto_inc): Likewise.
9763 * gcc.c (translate_options, process_command): Likewise.
9764 * reorg.c (dbr_schedule): Likewise.
9765 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9766 * xcoffout.c (xcoffout_declare_function): Likewise.
9768 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9770 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9771 ipa-pta working again.
9773 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9775 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9778 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9780 * config.gcc (powerpc*-*-*): Add new core e500mc.
9781 * config/rs6000/e500mc.md: New file.
9782 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9784 (rs6000_override_options): Add e500mc case to
9785 processor_target_table. Altivec and Spe options not allowed
9786 with e500mc. Add isel instruction to e500mc by
9787 default. Initialize rs6000_cost for e500mc.
9788 (rs6000_issue_rate): Set issue rate for e500mc.
9789 * config/rs6000/rs6000.h (processor_type): Add
9790 PROCESSOR_PPCE500MC.
9791 (ASM_CPU_SPEC): Add e500mc.
9792 Set TARGET_ISEL to rs6000_isel.
9793 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9794 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9795 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9797 * doc/invoke.texi: Add e500mc to list of cpus.
9799 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9802 * c-lex.c (lex_charconst): Initialize unsignedp.
9804 2008-06-27 Olivier Hainque <hainque@adacore.com>
9806 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9807 documented assumptions.
9809 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9811 * dwarf2out.c: Remove trailing white spaces. Break long line
9814 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9816 * libfuncs.h (LTI_synchronize): New libfunc_index.
9817 (synchronize_libfunc): Declare.
9818 * builtins.c (expand_builtin_synchronize): Consider using
9819 synchronize_libfunc before falling back on an asm blockage.
9820 * config/mips/mips.c: Include libfuncs.h
9821 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9823 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9825 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9826 parameter. Copy stack_reg to r11 where appropriate.
9827 (no_global_regs_above): Add gpr parameter.
9828 (rs6000_stack_info): Only add padding for SPE save area if we
9829 are saving SPE GPRs and CR.
9830 (saveres_routine_syms): New variable.
9831 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9833 (rs6000_savres_routine_sym): New function.
9834 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9836 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9837 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9838 Tweak FPR out-of-line saving.
9839 (rs6000_make_savres_rtx): New function.
9840 (rs6000_use_multiple_p): New function.
9841 (rs6000_savres_strategy): New function.
9842 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9843 out-of-line if appropriate.
9844 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9845 if we are optimizing for size.
9846 (GP_SAVE_INLINE): Define.
9847 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9848 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9849 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9850 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9851 (*save_fpregs_<mode>): Add use of r11.
9852 (*restore_gpregs_<mode>): New insn.
9853 (*return_and_restore_gpregs_<mode>): New insn.
9854 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9856 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9857 (*restore_gpregs_spe): New insn.
9858 (*return_and_restore_gpregs_spe): New insn.
9859 * config/rs6000/predicates.md (save_world_operation): Fix check.
9861 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9863 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9864 this point, so assert that.
9866 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9868 * cfganal.c: Include vec.h and vecprim.h.
9869 (compute_idf): Import from...
9870 * tree-into-ssa (compute_idf): ...here.
9871 * basic-block.h (compute_idf): Export.
9873 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9875 * c-decl.c (merge_decls): Use !current_function_decl to check for
9876 extern declaration of C99 inline function being at file scope.
9878 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9880 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9882 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9884 * alias.c (record_alias_subset, init_alias_analysis): Fix
9885 -Wc++-compat and/or -Wcast-qual warnings.
9886 * attribs.c (lookup_attribute_spec): Likewise.
9887 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9888 copy_bb, connect_traces,
9889 find_rarely_executed_basic_blocks_and_cr): Likewise.
9890 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9891 note_btr_set, migrate_btr_defs): Likewise.
9892 * builtins.c (result_vector, expand_builtin_memcpy,
9893 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9894 builtin_memset_read_str, expand_builtin_printf,
9895 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9897 * caller-save.c (mark_set_regs): Likewise.
9898 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9899 * cgraph.c (cgraph_edge): Likewise.
9900 * combine.c (likely_spilled_retval_1): Likewise.
9901 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9902 htab_counts_entry_del, get_coverage_counts): Likewise.
9903 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9904 new_cselib_val): Likewise.
9905 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9906 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9908 * df-core.c (df_compact_blocks): Likewise.
9909 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9910 * df-scan.c (df_grow_reg_info, df_ref_create,
9911 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9912 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9913 df_record_entry_block_defs, df_record_exit_block_uses,
9914 df_bb_verify): Likewise.
9915 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9916 DF_REF_EXTRACT_MODE_CONST): New.
9917 * dominance.c (get_immediate_dominator, get_dominated_by,
9918 nearest_common_dominator, root_of_dom_tree,
9919 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9920 -Wc++-compat and/or -Wcast-qual warnings.
9921 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9922 record_store, replace_read, check_mem_read_rtx, scan_insn,
9923 dse_step1, dse_record_singleton_alias_set): Likewise.
9924 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9926 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9928 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9929 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9930 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9931 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9932 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9933 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9934 file_name_acquire, output_file_names, add_const_value_attribute,
9935 premark_used_types_helper, file_table_eq, file_table_hash,
9936 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9937 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9938 -Wcast-qual warnings.
9939 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9940 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9941 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9942 gen_reg_rtx, start_sequence, init_emit): Likewise.
9943 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9944 * except.c (init_eh_for_function, gen_eh_region,
9945 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9946 arh_to_landing_pad, arh_to_label, add_action_record,
9947 add_call_site, switch_to_exception_section): Likewise.
9948 * expmed.c (synth_mult): Likewise.
9949 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9950 store_expr): Likewise.
9951 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9953 * function.c (assign_stack_temp_for_type,
9954 allocate_struct_function, match_asm_constraints_1): Likewise.
9955 * gcov-io.c (gcov_allocate): Likewise.
9956 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9957 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9958 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9959 record_one_set, insert_expr_in_table, insert_set_in_table,
9960 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9961 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9962 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9963 -Wcast-qual warnings.
9965 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9967 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9968 -Wcast-qual warnings.
9969 * gcc.c (process_command): Likewise.
9970 * genattrtab.c (oballoc): Use XOBNEW.
9971 (oballocvec): Define.
9972 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9973 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9974 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9975 -Wc++-compat and/or -Wcast-qual warnings.
9976 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9977 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9978 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9979 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9980 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9981 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9982 add_excls, process_presence_absence_names,
9983 process_presence_absence_patterns, add_presence_absence,
9984 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9985 get_free_state, add_arc, get_free_automata_list_el,
9986 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9987 transform_3, cache_presence, create_ainsns, create_automata,
9988 create_state_ainsn_table, dfa_insn_code_enlarge,
9989 output_trans_func, output_min_issue_delay_func,
9990 output_dead_lock_func, output_reset_func,
9991 output_get_cpu_unit_code_func, output_dfa_start_func,
9992 expand_automata): Likewise.
9993 * genextract.c (gen_insn): Likewise.
9994 * gengtype-lex.l: Likewise.
9995 * gengtype.c (read_input_list, adjust_field_type,
9996 process_gc_options): Likewise.
9997 * genoutput.c (note_constraint): Likewise.
9998 * genpreds.c (mangle, add_constraint): Likewise.
9999 * genrecog.c (process_define_predicate, new_decision,
10000 add_to_sequence): Likewise.
10001 * gensupport.c (record_insn_name): Likewise.
10003 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10005 * config/i386/driver-i386.c (detect_caches_amd,
10006 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10007 and/or -Wcast-qual warnings.
10008 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10009 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10010 gt_pch_save): Likewise.
10011 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10012 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10013 * global.c (compute_regsets): Likewise.
10014 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10015 finish_graph_dump_file): Likewise.
10016 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10017 unlink_bb_notes): Likewise.
10018 * integrate.c (get_hard_reg_initial_val): Likewise.
10019 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10020 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10021 * local-alloc.c (update_equiv_regs): Likewise.
10022 * loop-invariant.c (check_invariant_table_size,
10023 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10025 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10026 altered_reg_used, mark_altered): Likewise.
10027 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10028 insert_var_expansion_initialization,
10029 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10030 release_var_copies): Likewise.
10031 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10032 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10033 analyze_accesses_for_phi_node, check_var_notmodified_p,
10034 check_allocation_function, find_sites_in_func,
10035 record_all_accesses_in_func, transform_access_sites,
10036 transform_allocation_sites): Likewise.
10037 * omp-low.c (new_omp_region, create_omp_child_function_name,
10038 check_omp_nesting_restrictions, check_combined_parallel,
10039 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10040 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10041 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10042 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10044 * opts-common.c (prune_options): Likewise.
10045 * opts.c (add_input_filename, print_filtered_help,
10046 get_option_state): Likewise.
10047 * params.c (add_params): Likewise.
10048 * passes.c (set_pass_for_id, next_pass_1,
10049 do_per_function_toporder, pass_fini_dump_file): Likewise.
10050 * postreload.c (reload_cse_simplify_operands): Likewise.
10051 * predict.c (tree_predicted_by_p, tree_predict_edge,
10052 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10054 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10056 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10058 * recog.c (check_asm_operands, validate_change_1): Likewise.
10059 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10060 subst_asm_stack_regs): Likewise.
10061 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10062 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10063 * regmove.c (reg_is_remote_constant_p): Likewise.
10064 * regrename.c (regrename_optimize, scan_rtx_reg,
10065 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10067 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10068 regstat_compute_calls_crossed): Likewise.
10069 * reload1.c (init_reload, new_insn_chain,
10070 has_nonexceptional_receiver, reload, copy_reloads,
10071 calculate_needs_all_insns, init_elim_table): Likewise.
10072 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10073 * rtl.c (shallow_copy_rtx_stat): Likewise.
10074 * rtlanal.c (parms_set): Likewise.
10075 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10076 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10077 * sched-ebb.c (earliest_block_with_similiar_load,
10078 add_deps_for_risky_insns): Likewise.
10079 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10080 schedule_region): Likewise.
10081 * see.c (eq_descriptor_pre_extension,
10082 hash_descriptor_pre_extension, hash_del_pre_extension,
10083 eq_descriptor_properties, hash_descriptor_properties,
10084 hash_del_properties, see_seek_pre_extension_expr,
10085 see_initialize_data_structures, see_print_register_properties,
10086 see_print_pre_extension_expr, see_delete_merged_def_extension,
10087 see_delete_unmerged_def_extension, see_emit_use_extension,
10088 see_pre_delete_extension, see_map_extension, see_commit_changes,
10089 see_analyze_merged_def_local_prop,
10090 see_analyze_merged_def_local_prop,
10091 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10092 see_set_prop_merged_def, see_set_prop_unmerged_def,
10093 see_set_prop_unmerged_use, see_print_one_extension,
10094 see_merge_one_use_extension, see_merge_one_def_extension,
10095 see_store_reference_and_extension, see_update_uses_relevancy,
10096 see_update_defs_relevancy): Likewise.
10097 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10098 hash_statistics_free, curr_statistics_hash): Likewise.
10099 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10100 expand_asm_operands, expand_return, case_bit_test_cmp,
10101 expand_case): Likewise.
10102 * stor-layout.c (start_record_layout): Likewise.
10103 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10104 gt_pch_save_stringpool): Likewise.
10105 * tree-data-ref.c (hash_stmt_vertex_info,
10106 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10107 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10109 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10112 * config/i386/i386.md : Change constraints of HImode and QImode
10113 immediate operands from "i" to "n". Change SImode "ni" constraint to
10114 "i" and SImode "rmi" constraint to "g". Remove all constraints
10115 from const0_operand and const1_operand predicated operands.
10116 (i): Change QImode and HImode attribute from "i" to "n".
10117 (*subqi_2): Change HImode operands to QImode.
10120 2008-06-25 Olivier Hainque <hainque@adacore.com>
10122 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10125 2008-06-25 Richard Guenther <rguenther@suse.de>
10127 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10128 not overflow the result type.
10130 2008-06-25 Richard Guenther <rguenther@suse.de>
10132 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10133 (vn_lookup): Likewise.
10135 2008-06-25 Richard Guenther <rguenther@suse.de>
10137 PR tree-optimization/35518
10138 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10139 * tree-sra.c (instantiate_element): Use fold_build3 to build
10141 (try_instantiate_multiple_fields): Likewise.
10143 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10145 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10148 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10150 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10151 use_backchain_to_restore_sp to true
10152 if the offset of the link register save area would go over the 32k - 1
10153 offset limit of the load
10156 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10158 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10159 anchor for the type-punning blurb. Cross-reference "Structures
10160 unions enumerations and bit-fields implementation". Provide a
10161 cast-through-pointer example. Make final sentence self-contained.
10162 * doc/implement-c.texi (Structures unions enumerations and
10163 bit-fields implementation): Cross-reference the type-punning blurb
10164 in the -fstrict-aliasing documentation.
10166 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10168 PR middle-end/36594
10169 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10170 the memory instead of the memory itself for the save area.
10172 2008-06-24 Olivier Hainque <hainque@adacore.com>
10173 Nicolas Roche <roche@adacore.com>
10175 * gengtype.c (srcdir_len): size_t instead of int.
10176 (get_file_realbasename): New function. For F a filename, the real
10177 basename of F, with all the path components stripped.
10178 (get_file_srcdir_relative_path): New function. For F a filename, the
10179 relative path to F from $(srcdir).
10180 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
10181 get_file_realbasename. Adjust the head comment.
10182 (get_prefix_langdir_index): New function. For F a filename, return the
10183 lang_dir_names[] relative index of the language directory that is
10185 (get_file_langdir): For F a filename, return the name of the language
10186 directory where F is located.
10187 (get_file_gtfilename): New function. The gt- output file name for an
10189 (get_output_file_with_visibility): Replace in-line computations with
10190 uses of get_file_gtfilename and get_prefix_langdir_index.
10191 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
10193 2008-06-24 Jakub Jelinek <jakub@redhat.com>
10195 PR tree-optimization/36504
10196 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
10197 references without base address.
10199 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10201 PR middle-end/36584
10202 * calls.c (expand_call): Increase alignment for recursive functions.
10204 2008-06-23 Anatoly Sokolov <aesok@post.ru>
10206 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
10207 (TARGET_FUNCTION_VALUE): New define.
10208 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
10209 * config/avr/avr.h (FUNCTION_VALUE): Remove.
10211 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10213 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
10214 (fmod<mode>3): Ditto.
10215 (remainderxf3): Ditto.
10216 (remainder<mode>3): Ditto.
10218 2008-06-23 Jakub Jelinek <jakub@redhat.com>
10221 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
10222 REG is a hard register.
10224 PR tree-optimization/36508
10225 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
10226 499, don't check it at all in release compilers.
10228 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
10230 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
10231 together with SSE_TARGET_MATH to disable insn pattern.
10232 (*fop_<MODEF:mode>_2_i387): Ditto.
10233 (*fop_<MODEF:mode>_3_i387): Ditto.
10235 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
10237 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
10239 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10241 PR middle-end/34906
10242 * gimplify.c (gimplify_asm_expr): Check the return code of
10243 parse_output_constraint call, set function return and is_inout
10244 value if it failed.
10246 2008-06-22 Ian Lance Taylor <iant@google.com>
10248 * c-lex.c (narrowest_unsigned_type): Change itk to int.
10249 (narrowest_signed_type): Likewise.
10250 * c-typeck.c (c_common_type): Change local variable mclass to enum
10252 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
10253 tcc_comparison, not the tree code itself.
10254 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
10255 (c_expand_expr): Cast modifier to enum expand_modifier.
10256 * c-common.h (C_RID_CODE): Add casts.
10257 (C_SET_RID_CODE): Define.
10258 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
10259 (c_lex_one_token): Add cast to avoid warning.
10260 (c_parser_objc_type_name): Rename local typename to type_name.
10261 (check_no_duplicate_clause): Change code parameter to enum
10263 (c_parser_omp_var_list_parens): Change kind parameter to enum
10265 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
10266 c_parser_omp_list_var_parens.
10267 (c_parser_omp_threadprivate): Likewise.
10268 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
10269 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
10270 * c-format.c (NO_FMT): Define.
10271 (printf_length_specs): Use NO_FMT.
10272 (asm_fprintf_length_specs): Likewise.
10273 (gcc_diag_length_specs): Likewise.
10274 (scanf_length_specs): Likewise.
10275 (strfmon_length_specs): Likewise.
10276 (gcc_gfc_length_specs): Likewise.
10277 (printf_flag_specs): Change 0 to STD_C89.
10278 (asm_fprintf_flag_specs): Likewise.
10279 (gcc_diag_flag_specs): Likewise.
10280 (gcc_cxxdiag_flag_specs): Likewise.
10281 (scanf_flag_specs): Likewise.
10282 (strftime_flag_specs): Likewise.
10283 (strfmon_flag_specs): Likewise.
10284 (print_char_table): Likewise.
10285 (asm_fprintf_char_table): Likewise.
10286 (gcc_diag_char_table): Likewise.
10287 (gcc_tdiag_char_table): Likewise.
10288 (gcc_cdiag_char_table): Likewise.
10289 (gcc_cxxdiag_char_table): Likewise.
10290 (gcc_gfc_char_table): Likewise.
10291 (scan_char_table): Likewise.
10292 (time_char_table): Likewis.
10293 (monetary_char_table): Likewise.
10294 * c-format.h (BADLEN): Likewise.
10296 2008-06-21 Ian Lance Taylor <iant@google.com>
10298 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
10299 Define END_OF_BASE_TREE_CODES around inclusion.
10300 * tree.c (tree_code_type): New global array.
10301 (tree_code_length, tree_code_name): Likewise.
10302 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
10303 $(lang_tree_files).
10304 (all-tree.def, s-alltree): New targets.
10305 (gencheck.h, s-gencheck): Remove.
10306 (tree.o): Depend upon all-tree.def.
10307 (build/gencheck.o): Remove gencheck.h dependency.
10308 (mostlyclean): Don't remove gencheck.h.
10309 * c-common.h (enum c_tree_code): Remove.
10310 * c-lang.c (tree_code_type): Remove.
10311 (tree_code_length, tree_code_name): Remove.
10312 * gencheck.c (tree_codes): Include all-tree.def, rather than
10313 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
10315 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
10317 * cp/cp-tree.h (enum cplus_tree_code): Remove.
10318 (operator_name_info): Size to MAX_TREE_CODES.
10319 (assignment_operator_name_info): Likewise.
10320 * cp/cp-lang.c (tree_code_type): Remove.
10321 (tree_code_length, tree_code_name): Remove.
10322 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
10323 (assignment_operator_name_info): Likewise.
10324 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
10326 * cp/mangle.c (write_expression): Likewise.
10327 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
10328 * fortran/f95-lang.c (tree_code_type): Remove.
10329 (tree_code_length, tree_code_name): Remove.
10330 * java/java-tree.h (enum java_tree_code): Remove.
10331 * java/lang.c (tree_code_type): Remove.
10332 (tree_code_length, tree_code_name): Remove.
10333 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
10334 * objc/objc-act.h (enum objc_tree_code): Remove.
10335 * objc/objc-lang.c (tree_code_type): Remove.
10336 (tree_code_length, tree_code_name): Remove.
10337 * objcp/objcp-lang.c (tree_code_type): Remove.
10338 (tree_code_length, tree_code_name): Remove.
10339 * ada/ada-tree.h (enum gnat_tree_code): Remove.
10340 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
10341 * ada/misc.c (tree_code_type): Remove.
10342 (tree_code_length, tree_code_name): Remove.
10344 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
10346 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
10347 the grand_bitmap_obstack.
10349 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10351 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
10352 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
10353 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
10354 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
10355 move_stmt_r, new_label_mapper): Likewise.
10356 * tree-complex.c (cvc_lookup): Likewise.
10357 * tree-dfa.c (create_function_ann): Likewise.
10358 * tree-dump.c (dump_register): Likewise.
10359 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
10360 find_phi_replacement_condition): Likewise.
10361 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
10362 tree_function_versioning): Likewise.
10363 * tree-into-ssa.c (cmp_dfsnum): Likewise.
10364 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
10365 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
10366 get_nonlocal_debug_decl, convert_nonlocal_reference,
10367 convert_nonlocal_omp_clauses, get_local_debug_decl,
10368 convert_local_reference, convert_local_omp_clauses,
10369 convert_nl_goto_reference, convert_nl_goto_receiver,
10370 convert_tramp_reference, convert_call_expr): Likewise.
10371 * tree-outof-ssa.c (contains_tree_r): Likewise.
10372 * tree-parloops.c (reduction_phi, initialize_reductions,
10373 eliminate_local_variables_1, add_field_for_reduction,
10374 add_field_for_name, create_phi_for_local_result,
10375 create_call_for_reduction_1, create_loads_for_reductions,
10376 create_stores_for_reduction, create_loads_and_stores_for_name):
10378 * tree-phinodes.c (allocate_phi_node): Likewise.
10379 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
10380 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
10381 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
10382 * tree-ssa-coalesce.c (compare_pairs): Likewise.
10383 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
10384 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
10385 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
10386 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10387 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
10388 vn_nary_op_insert): Likewise.
10389 * tree-ssa.c (redirect_edge_var_map_add,
10390 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
10391 * tree-vectorizer.c (vectorize_loops): Likewise.
10392 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
10393 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
10394 tree_cons_stat, build1_stat, build_variant_type_copy,
10395 decl_init_priority_lookup, decl_fini_priority_lookup,
10396 decl_priority_info, decl_restrict_base_lookup,
10397 decl_restrict_base_insert, decl_debug_expr_lookup,
10398 decl_debug_expr_insert, decl_value_expr_lookup,
10399 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
10400 type_hash_add, get_file_function_name, tree_check_failed,
10401 tree_not_check_failed, tree_range_check_failed,
10402 omp_clause_range_check_failed, build_omp_clause,
10403 build_vl_exp_stat): Likewise.
10404 * value-prof.c (gimple_histogram_value,
10405 gimple_duplicate_stmt_histograms): Likewise.
10406 * var-tracking.c (attrs_list_insert, attrs_list_copy,
10407 unshare_variable, variable_union_info_cmp_pos, variable_union,
10408 dataflow_set_different_1, dataflow_set_different_2,
10409 vt_find_locations, variable_was_changed, set_variable_part,
10410 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
10411 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
10412 section_entry_hash, object_block_entry_eq,
10413 object_block_entry_hash, create_block_symbol,
10414 initialize_cold_section_name, default_function_rodata_section,
10415 strip_reg_name, set_user_assembler_name, const_desc_eq,
10416 build_constant_desc, output_constant_def, lookup_constant_def,
10417 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
10418 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
10419 default_internal_label): Likewise.
10420 * varray.c (varray_init, varray_grow): Likewise.
10421 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
10423 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
10425 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
10426 operators for "test" insn. Macroize insn using SWI mode macro.
10427 (*jcc_fused_2): Ditto.
10428 (*jcc_fused_3): Macroize insn using SWI mode macro.
10429 (*jcc_fused_4): Ditto.
10431 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
10433 * tree-ssa-pre.c: Fix typo in comment.
10434 (init_antic, fini_antic): Add explicit funtions for
10435 initializing and deinitializing ANTIC and AVAIL sets.
10436 (create_expression_by_pieces): Fix typo in comment.
10437 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
10438 (execute_pre): Eventually dump details about ANTIC_IN.
10440 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10442 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
10443 * gcc.c (translate_options, init_spec, store_arg, read_specs,
10444 add_to_obstack, file_at_path, find_a_file, execute,
10445 add_preprocessor_option, add_assembler_option, add_linker_option,
10446 process_command, insert_wrapper, do_option_spec, do_self_spec,
10447 spec_path, do_spec_1, is_directory, main, used_arg,
10448 getenv_spec_function): Likewise.
10449 * tlink.c (symbol_hash_lookup, file_hash_lookup,
10450 demangled_hash_lookup, symbol_push, file_push, frob_extension):
10453 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10455 * doc/rtl.texi: Updated subreg section.
10457 2008-06-19 Jakub Jelinek <jakub@redhat.com>
10460 * cgraphunit.c (cgraph_process_new_functions): Don't clear
10461 node->needed and node->reachable.
10462 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
10463 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
10464 (expand_task_call): Don't call expand_task_copyfn.
10465 (expand_task_copyfn): Renamed to...
10466 (finalize_task_copyfn): ... this.
10468 2008-06-19 Jan Hubicka <jh@suse.cz>
10470 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
10471 clobbering framepointer.
10473 2008-06-19 Jan Hubicka <jh@suse.cz>
10475 * tree-optimize.c (execute_early_local_optimizations): Set
10476 cgraph_state only at first invocation.
10478 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10480 * system.h (-Wc++-compat): Activate as a warning, no an error.
10482 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10484 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
10485 instead of "#" in insn asm template.
10486 (*jcc_fused_2): Ditto.
10488 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
10490 * config/i386/i386.h (ix86_tune_indices)
10491 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
10492 (TARGET_FUSE_CMP_AND_BRANCH): New define.
10493 * config/i386/i386.md (*jcc_fused_1): New insn pattern
10494 (*jcc_fused_2): Ditto.
10495 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10496 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10497 (print operand): Handle 'E' and 'e' code.
10499 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10501 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10502 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10503 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10505 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10507 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10509 (cgraph_expand_function): Use local copy of decl.
10510 (cgraph_expand_all_functions): Remove redundant initialization of
10512 (cgraph_optimize): Reword internal_error message.
10514 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10516 * arm-protos.h (arm_return_in_memory): Remove public
10517 arm_return_in_memory() prototype.
10518 * arm.c (arm_return_in_memory): Add static prototype, add target
10519 hook macro, change definition and comments.
10520 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10522 2008-06-19 Ben Elliston <bje@au.ibm.com>
10524 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10525 real.c: Remove references to IEEE 754R.
10526 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10527 * doc/libgcc.texi (Decimal float library routines): Likewise.
10529 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10531 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10532 (default_unwind_word_mode): Add prototype.
10533 * targhooks.c (default_unwind_word_mode): New function.
10534 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10535 instead of word_mode.
10536 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10537 (TARGET_INITIALIZER): Use it.
10539 * c-common.c (handle_mode_attribute): Support "unwind_word"
10541 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10543 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10544 word_mode to access SjLj_Function_Context member "data".
10545 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10546 conversion from targetm.eh_return_filter_mode () to
10547 targetm.unwind_word_mode () if they differ.
10549 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10550 (BT_FN_UNWINDWORD_PTR): New function type.
10551 (BT_FN_WORD_PTR): Remove.
10552 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10553 * except.c (expand_builtin_extend_pointer): Convert pointer to
10554 targetm.unwind_word_mode () instead of word_mode.
10556 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10557 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10558 (spu_unwind_word_mode): New function.
10559 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10560 (TARGET_UNWIND_WORD_MODE): Define.
10561 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10563 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10565 * config/spu/spu.c (reg_align): Remove.
10566 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10567 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10568 (spu_split_store): Likewise.
10570 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10572 * gcc/tree-vn.c: Fix typo in comment.
10574 2008-06-18 Jan Hubicka <jh@suse.cz>
10576 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10577 toplevel reorder too.
10579 2008-06-18 Jan Hubicka <jh@suse.cz>
10581 * c-opts.c (c_common_post_options): PCH is not compatible with
10583 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10584 -fno-toplevel-reorder by default now.
10586 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10588 PR documentation/30739
10589 * doc/install.texi (Prerequisites): Document dependency on awk.
10591 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10592 Ian Lance Taylor <iant@google.com>
10594 PR rtl-optimization/35604
10595 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10596 only want to change jump destinations, not eventual label comparisons.
10598 2008-06-16 Jan Hubicka <jh@suse.cz>
10600 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10602 (cgraph_analyze_function): Likewise.
10604 2008-06-16 Jan Hubicka <jh@suse.cz>
10606 * cgraph.h (cgraph_mark_if_needed): New function.
10607 * cgraphunit.c (cgraph_mark_if_needed): New function.
10608 * c-decl.c (duplicate_decl): Use it.
10610 2008-06-16 Jan Hubicka <jh@suse.cz>
10612 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10615 2008-06-16 Jan Hubicka <jh@suse.cz>
10617 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10619 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10620 Kazu Hirata <kazu@codesourcery.com>
10621 Maxim Kuvyrkov <maxim@codesourcery.com
10623 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10624 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10625 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10626 EXTRA_SPEC_FUNCTIONS.
10627 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10628 (DRIVER_SELF_SPECS): Adjust.
10629 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10630 * config/mips/st.h, config/mips/t-st: New.
10631 * config/mips/driver-native.c, config/mips/x-native: New.
10632 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10635 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10637 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10639 (ISA_HAS_FP_CONDMOVE): New macro.
10640 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10641 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10642 (ISA_HAS_NMADD3_NMSUB3): New macro.
10643 * config/mips/mips.c (mips_rtx_costs): Update.
10644 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10645 compiling for ST Loongson 2E/2F.
10646 (madd<mode>): Rename to madd4<mode>. Update.
10647 (madd3<mode>): New pattern.
10648 (msub<mode>): Rename to msub4<mode>. Update.
10649 (msub3<mode>): New pattern.
10650 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10651 (nmadd3<mode>): New pattern.
10652 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10653 (nmadd3<mode>_fastmath): New pattern.
10654 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10655 (nmsub3<mode>): New pattern.
10656 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10657 (nmsub3<mode>_fastmath): New pattern.
10658 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10660 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10662 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10663 (DF_REF_INSN_INFO): New.
10664 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10665 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10666 with a NULL DF_REF_INSN_INFO.
10667 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10669 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10670 DF_INSN_INFO_EQ_USES): New.
10671 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10672 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10673 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10674 * df-core.c: Update comment for above changes.
10675 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10676 DF_INSN_UID_* macros.
10677 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10678 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10679 insn rtx. Update all callers.
10680 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10681 df_ref_create_structure, df_insn_refs_collect): Likewise.
10682 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10683 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10684 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10685 macros to access the insn refs.
10686 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10687 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10688 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10689 for accessing the refs.
10690 (try_fwprop_subst): Likewise.
10691 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10692 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10693 for accessing the refs.
10694 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10695 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10696 to look at the insn refs.
10697 (record_uses): Likewise.
10698 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10700 (mark_artificial_uses): Don't mark_insn for artificial refs.
10701 (mark_reg_rependencies): Likewise.
10703 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10705 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10707 * configure: Regenerate.
10709 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10711 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10712 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10713 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10715 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10717 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10718 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10719 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10721 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10723 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10724 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10725 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10727 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10729 * tree-ssa-sccvn.c: Fix format of comments.
10731 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10733 * cgraph.c: Remove unneeded forward declarations of eq_node()
10736 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10738 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10740 (see_update_relevancy): Likewise.
10741 * fwprop.c (try_fwprop_subst): Likewise.
10742 * rtlanal.c (noop_move_p): Likewise.
10743 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10744 notes to non-existing libcall blocks.
10745 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10747 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10748 (dead_libcall_p): Remove.
10749 (delete_trivially_dead_insns): Don't use it.
10750 * web.c (union_defs): Remove comment about keeping nops.
10751 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10752 (compute_hash_table_work): Don't track libcall notes.
10753 (do_local_cprop): Don't take libcall pointers. Don't update
10755 (adjust_libcall_notes): Deleted.
10756 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10757 ever have existed in the first place).
10758 (replace_store_insn): Don't try to remove libcall notes.
10759 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10760 (resolve_reg_notes): Don't call them.
10761 (resolve_simple_move): Likewise.
10762 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10763 Don't remove REG_RETVAL notes.
10764 * emit-rtl.c (try_split): Don't update libcall notes.
10765 (emit_copy_of_insn_after): Dito.
10766 * cselib.c (cselib_current_insn_in_libcall): Remove.
10767 (cselib_process_insn): Don't set/clear it.
10768 (new_elt_loc_list): Don't record it.
10769 (cselib_init): Don't initialize it.
10770 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10771 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10773 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10774 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10775 (init_deps): Don't initialize it.
10776 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10777 * combine.c (delete_noop_moves): Don't update libcall notes.
10778 (can_combine_p): Remove now pointless #if 0 block.
10779 (try_combine): Remove another obsolete #if 0 block.
10780 (distribute_notes): Don't distribute libcall notes.
10781 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10782 * dce.c (libcall_dead_p): Remove.
10783 (delete_unmarked_insns): Don't handle libcall blocks.
10784 (preserve_libcall_for_dce): Remove.
10785 (prescan_insns_for_dce): Don't special-case libcall block insns.
10786 * reload1 (reload): Don't handle libcall notes.
10787 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10790 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10792 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10793 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10794 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10796 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10798 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10799 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10800 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10802 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10804 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10806 2008-06-16 Ira Rosen <irar@il.ibm.com>
10808 PR tree-optimization/36493
10809 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10810 the arguments list. Use VECTYPE to create vector pointer.
10811 (vectorizable_store): Fail if accesses through a pointer to vectype
10812 do not alias the original memory reference operands.
10813 Call vect_create_data_ref_ptr without the removed argument.
10814 (vectorizable_load): Likewise.
10815 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10818 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10821 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10822 reg_equiv_constant.
10824 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10826 * config/mips/loongson2ef.md: New file.
10827 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10828 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10829 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10830 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10831 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10833 (loongson2ef.md): New include.
10834 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10835 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10836 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10837 (loongson_gt_<mode>, loongson_extract_halfword)
10838 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10839 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10840 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10841 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10842 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10843 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10844 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10845 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10846 (vec_interleave_low<mode>): Define type attribute.
10847 * config/mips/mips.c (mips_ls2): New static variable.
10848 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10849 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10850 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10851 Implement target scheduling hooks.
10852 (mips_multipass_dfa_lookahead): Update to handle tuning for
10854 (mips_sched_init): Initialize data for Loongson scheduling.
10855 (mips_ls2_variable_issue): New static function.
10856 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10858 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10859 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10860 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10861 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10862 Handle ST Loongson 2E/2F cores.
10863 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10865 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10867 * omp-low.c (extract_omp_for_data): Fix comment typo.
10870 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10872 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10873 FIXME note about gcc/config.guess.
10874 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10875 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10876 * doc/cppopts.texi: Likewise.
10877 * doc/extend.texi: Likewise.
10878 * doc/gcc.texi: Likewise.
10879 * doc/gccint.texi: Likewise.
10880 * doc/gcov.texi: Likewise.
10881 * doc/gty.texi: Likewise.
10882 * doc/hostconfig.texi: Likewise.
10883 * doc/install.texi: Likewise.
10884 * doc/invoke.texi: Likewise.
10885 * doc/loop.texi: Likewise.
10886 * doc/makefile.texi: Likewise.
10887 * doc/md.texi: Likewise.
10888 * doc/passes.texi: Likewise.
10889 * doc/tm.texi: Likewise.
10890 * doc/tree-ssa.texi: Likewise.
10891 * doc/trouble.texi: Likewise.
10893 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10894 Nathan Sidwell <nathan@codesourcery.com>
10895 Maxim Kuvyrkov <maxim@codesourcery.com>
10896 Richard Sandiford <rdsandiford@googlemail.com>
10898 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10899 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10900 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10902 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10903 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10904 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10906 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10907 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10908 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10909 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10910 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10911 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10912 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10913 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10914 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10915 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10916 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10917 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10918 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10919 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10920 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10921 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10922 (mips_builtins): Add Loongson builtins.
10923 (mips_loongson_2ef_bdesc): New.
10924 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10925 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10926 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10927 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10929 (mips_expand_vector_init): New.
10930 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10931 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10933 * config/mips/mips.md: Add unspec numbers for Loongson
10934 builtins. Include loongson.md.
10935 (MOVE64): Include Loongson vector modes.
10936 (SPLITF): Include Loongson vector modes.
10937 (HALFMODE): Handle Loongson vector modes.
10938 * config/mips/loongson.md: New.
10939 * config/mips/loongson.h: New.
10940 * config.gcc: Add loongson.h header for mips*-*-* targets.
10941 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10943 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10945 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10946 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10947 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10948 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10949 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10950 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10951 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10952 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10953 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10954 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10955 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10956 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10957 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10958 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10959 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10960 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10961 Remove use_fixproto=yes.
10962 (ia64*-*-hpux*): Remove comment about using fixproto.
10963 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10965 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10967 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10969 * configure: Regenerate.
10971 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10973 PR middle-end/36520
10974 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10975 before evaluating it.
10977 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10980 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10981 nested inline functions.
10982 (start_decl, start_function): Don't invert DECL_EXTERNAL
10983 for nested inline functions.
10985 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10987 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10988 splits that must be made for correctness.
10990 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10992 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10993 (AVAIL_NON_MIPS16): Likewise.
10994 (mips_builtin_description): Replace target_flags with a predicate.
10995 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10996 (dspr2_32): New availability predicates.
10997 (MIPS_BUILTIN): New macro.
10998 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10999 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11000 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11001 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11002 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11003 (mips_dsp_32only_bdesc): Merge into...
11004 (mips_builtins): ...this new array.
11005 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11006 (mips_init_builtins): Update after above changes.
11007 (mips_expand_builtin_1): Merge into...
11008 (mips_expand_builtin): ...here and update after above changes.
11010 2008-06-12 Paul Brook <paul@codesourcery.com>
11012 * longlong.h (__arm__): Define count_leading_zeros.
11013 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11014 (clzsi2, clzdi2): New functions.
11015 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11016 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11017 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11018 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11019 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11020 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11021 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11022 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11023 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11024 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11026 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11028 * config/m68k/m68k.c (m68k_tune_flags): New.
11029 (override_options): Compute m68k_tune_flags.
11030 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11031 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11033 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11035 PR middle-end/36506
11036 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11038 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11040 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11041 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11043 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11045 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11046 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11048 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11050 PR middle-end/36506
11051 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11054 2008-06-12 Richard Guenther <rguenther@suse.de>
11056 PR tree-optimization/36345
11057 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11058 add memory_tag_needed flag.
11059 (may_alias_p): Declare.
11060 * tree-ssa-alias.c (may_alias_p): Export.
11061 (set_initial_properties): Use memory_tag_needed flag.
11062 (update_reference_counts): Likewise.
11063 (reset_alias_info): Reset memory_tag_needed flag.
11064 (create_name_tags): Check memory_tag_needed flag.
11065 (dump_points_to_info_for): Dump it.
11066 * tree-ssa-structalias.c (struct variable_info): Remove
11067 directly_dereferenced flag.
11068 (new_var_info): Do not initialize it.
11069 (process_constraint_1): Do not set it.
11070 (update_alias_info): Set is_dereferenced flag.
11071 (set_uids_in_ptset): Use may_alias_p.
11072 (set_used_smts): Check memory_tag_needed flag.
11073 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11074 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11075 memory_tag_needed flag.
11076 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11077 from broken design.
11079 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11081 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11082 red zone for w64 abi.
11083 (ix86_expand_prologue): Likewise.
11084 (ix86_force_to_memory): Likewise.
11085 (ix86_free_from_memory): Likewise.
11087 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11090 * config/rs6000/rs6000.c (rs6000_override_options): Set
11091 rs6000_isel conditionally to the absence of comand line override.
11092 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11093 Remove duplicate rs6000_isel setting.
11094 * config/rs6000/eabispe.h: Ditto.
11096 2008-06-11 Richard Guenther <rguenther@suse.de>
11098 * alias.c (get_alias_set): Use the element alias-set for arrays.
11099 (record_component_aliases): For arrays and vectors do nothing.
11100 * c-common.c (strict_aliasing_warning): Handle the cases
11101 of alias set zero explicitly.
11102 * Makefile.in (dfp.o-warn): Add -Wno-error.
11104 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11106 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11108 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11109 tune_32 tune_64 to supported_defaults. Allow values not
11110 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11111 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11112 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11113 with_cpu_64 to generic for 64-bit-supporting configurations, not
11114 with_cpu. Remove FIXMEs.
11115 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11116 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11117 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11118 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11119 arch_32 and arch_64.
11121 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11122 Olivier Hainque <hainque@adacore.com>
11124 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11125 Use DECL_SIZE_UNIT to retrieve the size of the field.
11127 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11129 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11130 with function calls after declarations. Lay out
11131 neon_float_type_node before further use.
11133 2008-06-11 Richard Guenther <rguenther@suse.de>
11135 * tree-flow.h (may_point_to_global_var): Declare.
11136 * tree-ssa-alias.c (may_point_to_global_var): New function.
11137 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11139 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11141 * configure.ac: Teach that fido supports .debug_line.
11142 * configure: Regenerate.
11144 2008-06-10 Tom Tromey <tromey@redhat.com>
11146 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11149 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11151 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11152 (encode_decimal64, decode_decimal64, encode_decimal128,
11153 decode_decimal128): Reverse order of 32-bit parts of value if host
11154 and target endianness differ.
11156 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11158 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11159 Avoid division by 0.
11160 (tree_mod_pow2_value_transform): Likewise.
11161 (tree_ic_transform): Likewise.
11162 (tree_stringops_transform): Likewise.
11163 (tree_mod_subtract_transform): Likewise.
11164 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11165 (copy_edges_for_bb): Likewise.
11166 (initialize_cfun): Likewise.
11168 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11170 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11171 nonmemory_operand. Add "N" operand constraint.
11173 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11174 (*jcc_btsi_mask): Ditto.
11175 (*jcc_btsi_mask_1): Ditto.
11177 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11179 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
11180 TYPE_CANONICAL for copied element type.
11182 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11185 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
11186 Add m_CORE2 and m_GENERIC.
11187 * config/i386/predicates.md (bt_comparison_operator): New predicate.
11188 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
11190 (*jcc_btdi_rex64): New instruction and split pattern.
11191 (*jcc_btsi): Ditto.
11192 (*jcc_btsi_1): Ditto.
11193 (*btsq): Fix Intel asm dialect operand order.
11197 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
11199 PR middle-end/36447
11200 * simplify-rtx.c (simplify_subreg): Add check for shift count
11203 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
11205 * doc/md.texi: Synchronize with later constraints.md change.
11206 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
11207 with a C implementation.
11208 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
11210 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
11211 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
11212 when moving to and from MD_REGNUM.
11213 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
11214 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
11215 Handle byte and halfword moves.
11216 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
11218 * config/mips/constraints.md (h): Turn into NO_REGS.
11219 (l, x): Update documentation.
11220 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
11221 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
11222 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
11223 (HILO): New mode iterator.
11225 (any_div): New code iterator.
11226 (u): Extend code attribute to div and udiv.
11227 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
11228 d_operand in the splitters. Remove redundant CONST_INT checks.
11229 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
11230 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
11231 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
11232 accordingly, using normal moves instead of unspecs to move LO into
11233 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
11234 (<u>mulsidi3): Handle expansion in C code.
11235 (<u>mulsidi3_32bit_internal): Rename to...
11236 (<u>mulsidi3_32bit): ...this.
11237 (<u>mulsidi3_32bit_r4000): Fix insn separator.
11238 (*<u>mulsidi3_64bit): Rename to...
11239 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
11240 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
11241 to set LO and HI to the multiplication result. Use a normal move
11242 for MFLO and an unspec for MFHI.
11243 (*<u>mulsidi3_64bit_parts): Replace with...
11244 (<u>mulsidi3_64bit_hilo): ...this new instruction.
11245 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
11246 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
11247 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
11248 instead of HI. Split the instruction into a separate multiplication
11249 and MFHI if !TARGET_FIX_R4000.
11250 (<su>muldi3_highpart): Likewise.
11251 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
11252 and the "=h" clobber.
11253 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
11254 (<u>mulditi3): New expander.
11255 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
11256 (madsi): Remove "=h" clobber.
11257 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
11258 Force the modulus result to be a GPR and split the instruction into
11259 a division followed by an MFHI after reload.
11260 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
11261 (*lea_high64): Use d_operand in the define_peephole2. Likewise
11262 the MIPS16 HIGH define_split.
11263 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
11264 of acc<->gpr moves to "multi".
11265 (*movdi_64bit): Replace the single "x" alternative with
11266 alternatives for moving into and out of "a".
11267 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
11268 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
11269 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
11270 Use d_operand in the splitters. Remove redundant CONST_INT checks.
11271 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
11272 (movti): New expander.
11273 (*movti, *movti_mips16): New insns.
11274 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
11275 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
11276 (mthi<GPR:mode>_<HILO:mode>): Likewise.
11277 * config/mips/predicates.md (fpr_operand): Delete.
11278 (d_operand): New predicate.
11280 2008-06-09 Michael Meissner <michael.meissner@amd.com>
11282 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
11283 failure on some Bourne shells.
11284 (x86_64-*-*): Ditto.
11286 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
11288 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
11290 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
11292 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
11293 (sparc-sun-solaris2*): Likewise.
11295 2008-06-09 Arnaud Charlet <charlet@adacore.com
11297 * doc/install.texi: Update requirements to build the Ada compiler.
11299 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
11301 * df-scan.c (struct df_scan_problem_data): Remove the
11302 mw_link_pool alloc pool.
11303 (df_scan_free_internal): Don't free it.
11304 (df_scan_alloc): Don't allocate it.
11305 * df.h (struct df_link): Update comment.
11307 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
11309 * except.h: Correct checks for when SJLJ exceptions must be used.
11311 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11313 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
11316 2008-06-08 Joseph Myers <joseph@codesourcery.com>
11318 PR tree-optimization/36218
11319 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
11320 configure for the build system.
11321 (BUILD_LDFLAGS): Define.
11322 * configure: Regenerate.
11323 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
11325 2008-07-08 Anatoly Sokolov <aesok@post.ru>
11328 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
11329 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
11330 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
11332 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
11334 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
11336 2008-06-07 Joseph Myers <joseph@codesourcery.com>
11338 * config.gcc (Obsolete configurations): Remove list of
11340 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
11341 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11342 targets matched by those patterns.
11343 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
11344 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
11345 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
11346 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
11347 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11348 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
11349 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
11350 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
11351 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
11352 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
11353 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
11354 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
11355 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
11356 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
11357 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
11358 Make code for Solaris 7 and greater unconditional for Solaris.
11359 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
11360 Remove --with-* handling.
11361 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
11362 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
11363 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
11364 LINK_OS_WINDISS_SPEC): Remove.
11365 * config/rs6000/sysv4.opt (mwindiss): Remove.
11366 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
11367 * configure: Regenerate.
11368 * doc/cpp.texi: Don't mention BeOS.
11369 * doc/extend.texi (interrupt): Don't mention MS1.
11370 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
11371 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
11372 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
11373 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
11374 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
11376 * doc/invoke.texi (MT Options): Remove.
11377 (-mwindiss): Remove.
11378 (CRIS Options): Remove cris-axis-aout references.
11379 (HPPA Options): Don't mention hppa1.1-*-pro.
11380 * doc/md.texi: (MorphoTech family): Remove.
11381 * libgcc2.c: Don't handle UWIN.
11382 * config/alpha/t-unicosmk: Remove.
11383 * config/alpha/unicosmk.h: Remove.
11384 * config/arm/kaos-arm.h: Remove.
11385 * config/arm/kaos-strongarm.h: Remove.
11386 * config/arm/strongarm-coff.h: Remove.
11387 * config/arm/strongarm-elf.h: Remove.
11388 * config/arm/strongarm-pe.h: Remove.
11389 * config/arm/t-strongarm-pe: Remove.
11390 * config/arm/t-xscale-coff: Remove.
11391 * config/arm/t-xscale-elf: Remove.
11392 * config/arm/xscale-coff.h: Remove.
11393 * config/arm/xscale-elf.h: Remove.
11394 * config/chorus.h: Remove.
11395 * config/cris/aout.h: Remove.
11396 * config/cris/aout.opt: Remove.
11397 * config/cris/t-aout: Remove.
11398 * config/i386/beos-elf.h: Remove.
11399 * config/i386/kaos-i386.h: Remove.
11400 * config/i386/ptx4-i.h: Remove.
11401 * config/i386/sco5.h: Remove.
11402 * config/i386/sco5.opt: Remove.
11403 * config/i386/sysv4-cpp.h: Remove.
11404 * config/i386/sysv5.h: Remove.
11405 * config/i386/t-beos: Remove.
11406 * config/i386/t-sco5: Remove.
11407 * config/i386/t-uwin: Remove.
11408 * config/i386/uwin.asm: Remove.
11409 * config/i386/uwin.h: Remove.
11410 * config/kaos.h: Remove.
11411 * config/mips/windiss.h: Remove.
11412 * config/mt: Remove directory.
11413 * config/pa/pa-osf.h: Remove.
11414 * config/pa/pa-pro-end.h: Remove.
11415 * config/pa/t-pro: Remove.
11416 * config/ptx4.h: Remove.
11417 * config/rs6000/beos.h: Remove.
11418 * config/rs6000/kaos-ppc.h: Remove.
11419 * config/rs6000/t-beos: Remove.
11420 * config/rs6000/windiss.h: Remove.
11421 * config/sh/kaos-sh.h: Remove.
11422 * config/sol2-6.h: Remove.
11423 * config/sparc/sol26-sld.h: Remove.
11424 * config/sparc/sysv4-only.h: Remove.
11425 * config/vax/bsd.h: Remove.
11426 * config/vax/t-memfuncs: Remove.
11427 * config/vax/ultrix.h: Remove.
11428 * config/vax/vaxv.h: Remove.
11429 * config/windiss.h: Remove.
11431 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11433 PR rtl-optimization/36438
11434 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
11435 for vector shifts with constant scalar shift operands.
11437 2008-06-06 Sandip Matte <sandip@rmicorp.com>
11439 * doc/invoke.texi: Document -march=xlr.
11440 * config/mips/xlr.md: New file.
11441 * config/mips/mips.md: Include it.
11443 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
11444 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
11445 (mips_rtx_cost_data): Likewise.
11447 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
11449 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
11450 PRE_INC and PRE_DEC cases.
11452 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11454 PR rtl-optimization/36419
11455 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
11456 the emitting jump insn.
11459 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
11460 is not bool, boolify the whole *expr_p and convert to the desired type.
11462 2008-06-06 Jakub Jelinek <jakub@redhat.com>
11464 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
11465 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
11466 Add omp_private_outer_ref hook, add another argument to
11467 omp_clause_default_ctor hook.
11468 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
11469 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
11470 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
11471 hook_tree_tree_tree_tree_null.
11472 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
11473 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
11474 * hooks.c (hook_tree_tree_tree_tree_null): New function.
11475 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
11476 * tree.def (OMP_TASK): New tree code.
11477 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
11478 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
11479 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
11480 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
11481 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
11482 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
11483 OMP_CLAUSE_COLLAPSE_EXPR): Define.
11484 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11485 (OMP_DIRECTIVE_P): Add OMP_TASK.
11486 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
11487 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
11488 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
11489 and OMP_CLAUSE_UNTIED entries.
11490 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
11492 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11493 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
11494 * tree-pretty-print.c (dump_omp_clause): Handle
11495 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11496 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11497 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11498 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11499 warning about unsigned iterators. Change decl/init/cond/incr
11500 arguments to TREE_VECs, check arguments for all collapsed loops.
11501 (c_finish_omp_taskwait): New function.
11502 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11504 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11505 default_function_array_conversion on init. Add par_clauses argument.
11506 If decl is present in parallel's lastprivate clause, change it to
11507 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11508 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11509 collapse count in clauses.
11510 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11511 c_parser_omp_for_loop callers.
11512 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11513 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11514 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11515 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11517 (c_parser_omp_clause_schedule): Handle schedule(auto).
11518 Include correct location in the error message.
11519 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11520 and PRAGMA_OMP_CLAUSE_UNTIED.
11521 (OMP_TASK_CLAUSE_MASK): Define.
11522 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11523 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11524 * tree-nested.c (convert_nonlocal_omp_clauses,
11525 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11526 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11527 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11528 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11530 (conver_nonlocal_reference, convert_local_reference,
11531 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11532 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11533 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11534 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11535 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11536 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11537 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11538 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11539 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11541 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11542 * c-common.h (c_finish_omp_taskwait): New prototype.
11543 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11544 * tree-parloops.c (create_parallel_loop): Create 1 entry
11545 vectors for OMP_FOR_{INIT,COND,INCR}.
11546 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11547 (make_edges): Handle OMP_TASK.
11548 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11549 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11550 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11551 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11552 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11553 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11554 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11555 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11556 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11557 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11558 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11559 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11560 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11561 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11562 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11563 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11564 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11565 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11566 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11567 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11568 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11569 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11570 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11571 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11572 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11573 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11574 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11575 original iterator is present in lastprivate clause or if
11576 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11577 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11578 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11579 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11580 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11581 if it is set, lookup var in outer contexts too. Handle
11582 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11583 to be implicitly determined firstprivate for task regions.
11584 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11585 if it is set, lookup var in outer contexts too. Set
11586 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11587 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11588 OMP_CLAUSE_UNTIED. Take region_type as last argument
11589 instead of in_parallel and in_combined_parallel.
11590 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11592 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11593 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11594 (new_omp_context): Set default_kind to
11595 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11596 (omp_region_type): New enum.
11597 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11598 fields, add region_type.
11599 (new_omp_context): Take region_type as argument instead of is_parallel
11600 and is_combined_parallel.
11601 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11602 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11603 ctx->is_combined_parallel checks.
11604 (gimplify_omp_task): New function.
11605 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11607 * omp-low.c (extract_omp_for_data): Use schedule(static)
11608 for schedule(auto). Handle pointer and unsigned iterators.
11609 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11610 Add loops argument. Extract data for collapsed OMP_FOR loops.
11611 (expand_parallel_call): Assert sched_kind isn't auto,
11612 map runtime schedule to index 3.
11613 (struct omp_for_data_loop): New type.
11614 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11615 Add loop, loops, collapse and iter_type fields.
11616 (workshare_safe_to_combine_p): Disallow combined for if
11617 iter_type is unsigned long long. Don't combine collapse > 1 loops
11618 unless all bounds and steps are constant. Adjust extract_omp_for_data
11620 (expand_omp_for_generic): Handle pointer, unsigned and long long
11621 iterators. Handle collapsed OMP_FOR loops. Adjust
11622 for struct omp_for_data changes. If libgomp function doesn't return
11623 boolean_type_node, add comparison of the return value with 0.
11624 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11625 pointer, unsigned and long long iterators. Adjust for struct
11626 omp_for_data changes.
11627 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11628 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11629 unsigned long long. Allocate loops array, pass it to
11630 extract_omp_for_data. For collapse > 1 loops use always
11631 expand_omp_for_generic.
11632 (omp_context): Add sfield_map and srecord_type fields.
11633 (is_task_ctx, lookup_sfield): New functions.
11634 (use_pointer_for_field): Use is_task_ctx helper. Change first
11635 argument's type from const_tree to tree. Clarify comment.
11636 In OMP_TASK disallow copy-in/out sharing.
11637 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11638 (install_var_field): Add mask argument. Populate both record_type
11639 and srecord_type if needed.
11640 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11642 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11643 and DECL_FIELD_OFFSET.
11644 (scan_sharing_clauses): Adjust install_var_field callers. For
11645 firstprivate clauses on explicit tasks allocate the var by value in
11646 record_type unconditionally, rather than by reference.
11647 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11648 Use is_taskreg_ctx instead of is_parallel_ctx.
11649 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11650 (create_omp_child_function_name): Add task_copy argument, use
11651 *_omp_cpyfn* names if it is true.
11652 (create_omp_child_function): Add task_copy argument, if true create
11653 *_omp_cpyfn* helper function.
11654 (scan_omp_parallel): Adjust create_omp_child_function callers.
11655 Rename parallel_nesting_level to taskreg_nesting_level.
11656 (scan_omp_task): New function.
11657 (lower_rec_input_clauses): Don't run constructors for firstprivate
11658 explicit task vars which are initialized by *_omp_cpyfn*.
11659 Pass outer var ref to omp_clause_default_ctor hook if
11660 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11661 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11662 OMP_CLAUSE_REDUCTION_INIT.
11663 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11664 avoid duplicate setting of fields. Handle
11665 OMP_CLAUSE_PRIVATE_OUTER_REF.
11666 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11667 copy-out if TREE_READONLY, only copy-in.
11668 (expand_task_copyfn): New function.
11669 (expand_task_call): New function.
11670 (struct omp_taskcopy_context): New type.
11671 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11673 (lower_omp_parallel): Rename to...
11674 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11675 Call create_task_copyfn if srecord_type is needed. Adjust
11677 (task_shared_vars): New variable.
11678 (check_omp_nesting_restrictions): Warn if work-sharing,
11679 barrier, master or ordered region is closely nested inside OMP_TASK.
11680 Add warnings for barrier if closely nested inside of work-sharing,
11681 ordered, or master region.
11682 (scan_omp_1): Call check_omp_nesting_restrictions even for
11683 GOMP_barrier calls. Rename parallel_nesting_level to
11684 taskreg_nesting_level. Handle OMP_TASK.
11685 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11686 work-sharing construct, continue looking for them on parent parallel
11688 (lower_omp_for_lastprivate): Add lastprivate clauses
11689 to the beginning of dlist rather than end. Adjust for struct
11690 omp_for_data changes.
11691 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11692 not after it. Handle collapsed OMP_FOR loops, adjust for
11693 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11694 (get_ws_args_for): Adjust extract_omp_for_data caller.
11695 (scan_omp_for): Handle collapsed OMP_FOR
11696 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11697 (lower_omp_single_simple): If libgomp function doesn't return
11698 boolean_type_node, add comparison of the return value with 0.
11699 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11700 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11701 (parallel_nesting_level): Rename to...
11702 (taskreg_nesting_level): ... this.
11703 (is_taskreg_ctx): New function.
11704 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11705 of is_parallel_ctx.
11706 (execute_lower_omp): Rename parallel_nesting_level to
11707 taskreg_nesting_level.
11708 (expand_omp_parallel): Rename to...
11709 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11710 Call omp_task_call for OMP_TASK regions.
11711 (expand_omp): Adjust caller, handle OMP_TASK.
11712 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11714 * bitmap.c (bitmap_default_obstack_depth): New variable.
11715 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11716 if argument is NULL and bitmap_default_obstack is already initialized.
11717 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11719 * matrix-reorg.c (matrix_reorg): Likewise.
11721 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11723 * config/i386/i386.md (*indirect_jump): Macroize using P
11724 mode iterator. Remove !TARGET_64BIT from insn constraints.
11725 (*tablejump_1): Ditto.
11726 (*indirect_jump_rex64): Remove insn pattern.
11727 (*tablejump_1_rex64): Ditto.
11728 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11729 and eh_return_si insn patterns.
11731 2008-06-06 Richard Guenther <rguenther@suse.de>
11733 * tree-ssa-structalias.c (merge_smts_into): Remove.
11734 (find_what_p_points_to): Do not bother to compute the
11735 points-to set for pt_anything pointers.
11736 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11737 for pt_anything pointers is ok.
11739 2008-06-06 Jan Hubicka <jh@suse.cz>
11741 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11743 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11745 * cgraph.c: Fix typos in comments.
11746 (cgraph_availability_names): Fix string typo.
11747 * fold-const.c: Fix typos in comments.
11748 (fold_binary): Fix typo in warning.
11749 * genautomata.c: Fix typos in comments.
11750 (check_presence_pattern_sets): Fix typo in local variable.
11751 (output_description): Fix typo in output.
11752 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11753 * hwint.h: Likewise.
11754 * matrix-reorg.c (check_allocation_function): Likewise.
11755 * omega.c (smooth_weird_equations): Likewise.
11756 * auto-inc-dec.c: Fix typos in comments.
11757 * bb-reorder.c: Likewise.
11758 * builtins.c: Likewise.
11759 * c-common.c: Likewise.
11760 * c-cppbuiltin.c: Likewise.
11761 * c-parser.c: Likewise.
11762 * c-pretty-print.c: Likewise.
11763 * cfgcleanup.c: Likewise.
11764 * cfgexpand.c: Likewise.
11765 * cfghooks.c: Likewise.
11766 * cfglayout.c: Likewise.
11767 * cfgloopmanip.c: Likewise.
11768 * cgraphunit.c: Likewise.
11769 * coverage.c: Likewise.
11770 * dbxout.c: Likewise.
11771 * df-byte-scan.c: Likewise.
11772 * df-core.c: Likewise.
11773 * df-problems.c: Likewise.
11774 * df-scan.c: Likewise.
11776 * dominance.c: Likewise.
11777 * domwalk.c: Likewise.
11779 * dwarf2out.c: Likewise.
11780 * emit-rtl.c: Likewise.
11781 * et-forest.c: Likewise.
11782 * function.c: Likewise.
11783 * function.h: Likewise.
11785 * gcov-io.c: Likewise.
11786 * gcov.c: Likewise.
11787 * gcse.c: Likewise.
11788 * genattrtab.c: Likewise.
11789 * ggc-page.c: Likewise.
11790 * gimplify.c: Likewise.
11791 * gthr-lynx.h: Likewise.
11792 * haifa-sched.c: Likewise.
11793 * ipa-cp.c: Likewise.
11794 * ipa-inline.c: Likewise.
11795 * ipa-prop.h: Likewise.
11796 * ipa-pure-const.c: Likewise.
11797 * ipa-struct-reorg.c: Likewise.
11798 * ipa-struct-reorg.h: Likewise.
11799 * ipa-type-escape.c: Likewise.
11801 * loop-doloop.c: Likewise.
11802 * mips-tfile.c: Likewise.
11803 * mkmap-flat.awk: Likewise.
11804 * mkmap-symver.awk: Likewise.
11805 * modulo-sched.c: Likewise.
11806 * omp-low.c: Likewise.
11807 * optabs.c: Likewise.
11808 * optabs.h: Likewise.
11809 * opts.c: Likewise.
11810 * passes.c: Likewise.
11811 * postreload-gcse.c: Likewise.
11812 * postreload.c: Likewise.
11813 * predict.c: Likewise.
11814 * pretty-print.h: Likewise.
11815 * profile.c: Likewise.
11816 * protoize.c: Likewise.
11817 * ra-conflict.c: Likewise.
11818 * real.c: Likewise.
11819 * recog.c: Likewise.
11820 * regclass.c: Likewise.
11821 * regs.h: Likewise.
11822 * reload.c: Likewise.
11823 * rtl-error.c: Likewise.
11824 * rtlanal.c: Likewise.
11825 * scan.h: Likewise.
11826 * sched-rgn.c: Likewise.
11828 * stmt.c: Likewise.
11829 * target.h: Likewise.
11830 * tree-dfa.c: Likewise.
11831 * tree-eh.c: Likewise.
11832 * tree-flow-inline.h: Likewise.
11833 * tree-inline.c: Likewise.
11834 * tree-into-ssa.c: Likewise.
11835 * tree-loop-distribution.c: Likewise.
11836 * tree-nested.c: Likewise.
11837 * tree-parloops.c: Likewise.
11838 * tree-pass.h: Likewise.
11839 * tree-pretty-print.c: Likewise.
11840 * tree-profile.c: Likewise.
11841 * tree-scalar-evolution.c: Likewise.
11842 * tree-sra.c: Likewise.
11843 * tree-ssa-alias-warnings.c: Likewise.
11844 * tree-ssa-ccp.c: Likewise.
11845 * tree-ssa-coalesce.c: Likewise.
11846 * tree-ssa-dom.c: Likewise.
11847 * tree-ssa-dse.c: Likewise.
11848 * tree-ssa-forwprop.c: Likewise.
11849 * tree-ssa-live.c: Likewise.
11850 * tree-ssa-live.h: Likewise.
11851 * tree-ssa-loop-im.c: Likewise.
11852 * tree-ssa-loop-ivopts.c: Likewise.
11853 * tree-ssa-loop-niter.c: Likewise.
11854 * tree-ssa-loop-prefetch.c: Likewise.
11855 * tree-ssa-phiopt.c: Likewise.
11856 * tree-ssa-phiprop.c: Likewise.
11857 * tree-ssa-sccvn.c: Likewise.
11858 * tree-ssa-ter.c: Likewise.
11859 * tree-ssa-threadupdate.c: Likewise.
11860 * tree-ssa.c: Likewise.
11861 * tree-vect-analyze.c: Likewise.
11862 * tree-vect-transform.c: Likewise.
11863 * tree-vectorizer.c: Likewise.
11864 * tree-vn.c: Likewise.
11865 * tree-vrp.c: Likewise.
11866 * tree.c: Likewise.
11867 * tree.def: Likewise.
11868 * tree.h: Likewise.
11869 * unwind-dw2-fde.c: Likewise.
11870 * unwind.inc: Likewise.
11871 * value-prof.c: Likewise.
11872 * vmsdbgout.c: Likewise.
11874 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11876 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11877 always place FP constants in the TOC for TARGET_POWERPC64.
11878 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11880 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11882 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11883 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11884 enable for TARGET_E500_DOUBLE.
11885 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11886 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11887 floating-point modes like integer modes for E500 double.
11888 (rs6000_legitimate_offset_address_p): Likewise.
11889 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11890 addressing for DDmode for E500 double.
11891 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11892 modes as using 64-bits of registers for E500 double.
11893 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11894 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11895 specially for E500 double.
11896 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11897 TDmode for E500 double.
11898 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11899 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11900 (rs6000_split_multireg_move): Do not handle TDmode specially for
11902 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11903 using 64-bit registers for E500 double.
11904 (emit_frame_save): Do not handle DDmode specially for E500 double.
11905 (gen_frame_mem_offset): Likewise.
11906 (rs6000_function_value): Do not call spe_build_register_parallel
11907 for DDmode or TDmode.
11908 (rs6000_libcall_value): Likewise.
11909 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11910 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11913 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11915 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11918 2008-06-04 Junjie Gu <jgu@tensilica.com>
11920 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11921 comparison for frame pointers.
11923 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11926 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11928 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11931 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11932 register is already smaller or equal to required mode.
11934 2008-06-04 Xinliang David Li <davidxl@google.com>
11936 * tree-call-cdce.c: New file.
11937 (cond_dead_built_in_calls): New static variable.
11938 (input_domain): New struct.
11939 (check_pow): New function.
11940 (check_builtin_call): Ditto.
11941 (check_target_format): Ditto.
11942 (is_call_dce_candidate): Ditto.
11943 (gen_one_condition): Ditto.
11944 (gen_conditions_for_domain): Ditto.
11945 (get_domain): Ditto.
11946 (gen_conditions_for_pow_cst_base): Ditto.
11947 (gen_conditions_for_pow_int_base): Ditto.
11948 (gen_conditions_for_pow): Ditto.
11949 (get_no_error_domain): Ditto.
11950 (gen_shrink_wrap_conditions): Ditto.
11951 (shrink_wrap_one_built_in_call): Ditto.
11952 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11953 (tree_call_cdce): Ditto.
11954 (gate_call_cdce): Ditto.
11955 (pass_call_cdce): New gimple pass.
11956 * passes.c: (init_optimization_passes): New pass.
11957 * tree-pass.h: New pass declaration.
11958 * opts.c (decode_options): New flag setting.
11959 * common.opt: Add -ftree-builtin-call-dce flag.
11960 * Makefile.in: Add new source file.
11961 * tempvar.def: New tv_id.
11962 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11964 2008-06-04 Richard Guenther <rguenther@suse.de>
11966 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11967 (is_call_clobbered): Always check var_ann->call_clobbered.
11968 (mark_call_clobbered): Always set var_ann->call_clobbered.
11969 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11970 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11971 (reset_alias_info): Clear call clobbering info on MTAGs and
11973 (set_pt_anything): Set pt_global_mem.
11974 (create_tag_raw): Adjust comment.
11975 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11977 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11978 Maxim Kuvyrkov <maxim@codesourcery.com>
11980 * config/m68k/m68k.opt (mxgot): New option.
11981 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11982 (m68k_output_addr_const_extra): New.
11983 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11984 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11985 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11986 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11988 2008-06-04 Richard Guenther <rguenther@suse.de>
11990 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11991 negative or non-representable offsets.
11993 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11995 * config/i386/i386.c (ix86_gen_leave): New.
11996 (ix86_gen_pop1): Likewise.
11997 (ix86_gen_add3): Likewise.
11998 (ix86_gen_sub3): Likewise.
11999 (ix86_gen_sub3_carry): Likewise.
12000 (ix86_gen_one_cmpl2): Likewise.
12001 (ix86_gen_monitor): Likewise.
12002 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12003 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12004 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12005 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12006 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12007 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12008 (ix86_expand_epilogue): Updated.
12009 (print_operand): Handle integer register operand for 'z'.
12010 (ix86_expand_strlensi_unroll_1): Likewise.
12011 (ix86_expand_strlen): Likewise.
12012 (ix86_expand_builtin): Likewise.
12013 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12014 mov{q}/mov{l} and add{q}/add{l}.
12016 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12018 * config/i386/i386.md (P): New mode iterator.
12019 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12020 using P mode iterator.
12021 (DFmode push_operand splitter): Ditto.
12022 (XFmode push_operand splitter): Ditto.
12023 (DFmode float_extend SFmode push_operand splitter): Ditto.
12024 (XFmode float_extend SFmode push_operand splitter): Do not generate
12025 SImode pushes for 64bit target. Macroize Dimode and SImode
12026 pushes using P mode iterator.
12027 (XFmode float_extend DFmode push_operand splitter): Ditto.
12029 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12031 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12032 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12033 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12034 return type to int.
12035 (ix86_call_abi_override): Remove check for call_used_regs.
12037 2008-06-03 Richard Guenther <rguenther@suse.de>
12039 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12040 for the lhs of calls if the return type contains pointers.
12042 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12044 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12045 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12046 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12047 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12048 of cfun and DEFAULT_ABI to deceide abi mode.
12049 (DEFAULT_ABI): New.
12050 (REG_PARM_STACK_SPACE): Removed.
12051 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12052 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12053 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12054 (ix86_function_abi): Likewise.
12055 (ix86_function_type_abi): Likewise.
12056 (ix86_call_abi_override): Likewise.
12057 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12058 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12059 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12060 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12062 (X86_64_REGPARM_MAX): New.
12063 (X86_64_SSE_REGPARM_MAX): New.
12064 (X64_REGPARM_MAX): New.
12065 (X64_SSE_REGPARM_MAX): New.
12066 (X86_32_REGPARM_MAX): New.
12067 (X86_32_SSE_REGPARM_MAX): New.
12068 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12069 (ix86_function_regparm): Handle user calling abi.
12070 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12071 by DEFAULT_ABI versus SYSV_ABI check.
12072 (ix86_reg_parm_stack_space): New.
12073 (ix86_function_type_abi): New.
12074 (ix86_call_abi_override): New.
12075 (ix86_function_abi): New.
12076 (ix86_cfun_abi): New.
12077 (init_cumulative_args): Call abi specific initialization.
12078 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12079 (function_arg_64): Extend SSE_REGPARM_MAX check.
12080 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12081 (ix86_pass_by_reference): Likewise.
12082 (ix86_function_value_regno_p): Likewise.
12083 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12084 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12085 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12086 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12087 (setup_incoming_varargs_64): Adjust regparm for call abi.
12088 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12089 (ix86_va_start): Likewise.
12090 (ix86_gimplify_va_arg): Likewise.
12091 (ix86_expand_prologue): Likewise.
12092 (output_pic_addr_const): Likewise.
12093 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12094 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12095 (x86_output_mi_thunk): Likewise.
12096 (x86_function_profiler): Likewise.
12097 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12098 (SYSV_ABI, MS_ABI): New constants.
12099 (DEFAULT_ABI): New.
12100 (init_regs): Add prototype of function in regclass.c file.
12101 (OVERRIDE_ABI_FORMAT): New.
12102 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12103 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12104 (OUTGOING_REG_PARM_STACK_SPACE): New.
12105 (ix86_reg_parm_stack_space): New prototype.
12106 (CUMULATIVE_ARGS): Add call_abi member.
12107 (machine_function): Add call_abi member.
12108 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12109 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12111 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12114 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12115 (avr_builtin_setjmp_frame_value): New function.
12116 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12117 (nonlocal_goto): Define.
12119 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12121 * config/mips/mips.c (mips_emit_loadgp): Return early if
12122 there is nothing do to, otherwise emit a blockage if
12123 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12124 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12126 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12128 * configure.ac: Drop unneeded backslash ending up in config.in.
12129 * acinclude.m4: Likewise.
12130 * config.in: Regenerate.
12132 2008-05-26 Jan Hubicka <jh@suse.cz>
12134 * predict.c (maybe_hot_frequency_p): Break out of...
12135 (maybe_hot_bb_p): ... here.
12136 (maybe_hot_edge_p): New.
12137 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12138 * basic-block.h (maybe_hot_edge_p): Declare.
12140 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12142 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12143 (*cmpfp_<mode>_cc): Ditto.
12144 (*fp_jcc_8<mode>_387): Ditto.
12145 (*fop_<MODEF:mode>_2_i387): Ditto.
12146 (*fop_<MODEF:mode>_3_i387): Ditto.
12147 (*fop_xf_2_i387): Ditto.
12148 (*fop_xf_3_i387): Ditto.
12150 2008-06-02 Tomas Bily <tbily@suse.cz>
12152 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12154 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12156 * config/mips/mips.c (mips_valid_offset_p): New function.
12157 (mips_valid_lo_sum_p): Likewise.
12158 (mips_classify_address): Use them.
12159 (mips_force_address): New function.
12160 (mips_legitimize_address): Use it.
12161 * config/mips/mips.md (MOVE128): New mode iterator.
12162 (movtf): Require TARGET_64BIT. Remove empty strings.
12163 (*movtf_internal): Rename to...
12164 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12165 of "R" and use {,fp}{load,store} attributes instead of "multi".
12166 Use a separate define_split.
12167 (*movtf_mips16): New pattern.
12169 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12171 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12172 * config/mips/mips.c (mips_expand_before_return): New function.
12173 (mips_expand_epilogue): Call it.
12174 * config/mips/mips.md (return): Turn into a define_expand.
12175 (*return): New insn.
12177 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12179 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
12180 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
12181 functions. Do not emit uses and clobbers of CONCATs; individually
12182 use and clobber their operands.
12183 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
12184 gen_clobber, emit_use and gen_use.
12185 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
12186 (expand_builtin_return): Likewise.
12187 * cfgbuild.c (count_basic_blocks): Likewise.
12188 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
12189 * explow.c (emit_stack_restore): Likewise.
12190 * expmed.c (extract_bit_field_1): Likewise.
12191 * expr.c (convert_move, emit_move_complex_parts): Likewise.
12192 (emit_move_multi_word, store_constructor): Likewise.
12193 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
12194 (thread_prologue_and_epilogue_insns): Likewise.
12195 * lower-subreg.c (resolve_simple_move): Likewise.
12196 * optabs.c (widen_operand, expand_binop): Likewise.
12197 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
12198 * reload.c (find_reloads): Likewise.
12199 * reload1.c (eliminate_regs_in_insn): Likewise.
12200 * stmt.c (expand_nl_goto_receiver): Likewise.
12201 * config/alpha/alpha.md (builtin_longjmp): Likewise.
12202 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
12203 * config/arm/arm.c (arm_load_pic_register): Likewise.
12204 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
12205 * config/arm/arm.md (untyped_return): Likewise.
12206 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
12207 * config/avr/avr.c (expand_prologue): Likewise.
12208 * config/bfin/bfin.c (do_unlink): Likewise.
12209 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
12210 * config/cris/cris.c (cris_expand_prologue): Likewise.
12211 * config/darwin.c (machopic_indirect_data_reference): Likewise.
12212 (machopic_legitimize_pic_address): Likewise.
12213 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
12214 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
12215 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
12216 (ix86_expand_convert_uns_didf_sse): Likewise.
12217 (ix86_expand_vector_init_general): Likewise.
12218 * config/ia64/ia64.md (eh_epilogue): Likewise.
12219 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
12220 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
12221 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
12222 (config/iq2000/iq2000.c): Likewise.
12223 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12224 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
12225 (builtin_longjmp): Likewise.
12226 * config/mn10300/mn10300.md (call, call_value): Likewise.
12227 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
12228 * config/pdp11/pdp11.md (abshi2): Likewise.
12229 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12230 * config/s390/s390.c (s390_emit_prologue): Likewise.
12231 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
12232 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
12233 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
12234 * config/sh/sh.c (prepare_move_operands): Likewise.
12235 (output_stack_adjust, sh_expand_epilogue): Likewise.
12236 (sh_set_return_address, sh_expand_t_scc): Likewise.
12237 * config/sparc/sparc.c (load_pic_register): Likewise.
12238 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
12239 * config/spu/spu.c (spu_expand_epilogue): Likewise.
12240 * config/v850/v850.c (expand_epilogue): Likewise.
12242 2008-05-31 Anatoly Sokolov <aesok@post.ru>
12244 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
12245 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
12246 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
12247 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
12248 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
12249 stack pointer register.
12250 (output_movhi): Remove code for interrupt specific writing to the
12251 stack pointer register.
12253 2008-05-31 Richard Guenther <rguenther@suse.de>
12255 PR tree-optimization/34244
12256 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
12257 (tree_expr_nonzero_warnv_p): Likewise.
12258 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12259 ssa_name_nonnegative_p.
12260 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
12261 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
12262 not tree_expr_nonzero_warnv_p.
12264 PR tree-optimization/36262
12266 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
12268 PR tree-optimization/34244
12269 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
12270 (record_numbers_of_iterations): New function.
12271 (execute_vrp): Cache the numbers of iterations of loops.
12272 * tree-scalar-evolution.c (scev_reset_except_niters):
12274 (scev_reset): Use scev_reset_except_niters.
12275 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
12277 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
12279 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12280 __WORKAROUND_RETS when appropriate.
12282 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12284 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
12285 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
12287 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12288 *fop_df_comm_sse insn patterns using MODEF mode iterator.
12289 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
12290 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
12291 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
12292 *fop_df_1_mixed insn patterns using MODEF mode iterator.
12293 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
12294 *fop_df_1_sse insn patterns using MODEF mode iterator.
12295 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
12296 *fop_df_1_i387 insn patterns using MODEF mode iterator.
12297 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
12298 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
12299 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
12300 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
12301 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
12302 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
12303 (*fop_xf_4_i387): Use <MODE> for mode attribute.
12304 (*fop_xf_5_i387): Ditto.
12305 (*fop_xf_6_i387): Ditto.
12307 2008-05-30 Richard Guenther <rguenther@suse.de>
12309 * builtins.c (build_string_literal): Avoid generating
12310 a non-gimple_val result.
12312 2008-05-30 DJ Delorie <dj@redhat.com>
12314 * exec-tool.in: Use an environment variable (private) instead of a
12315 file (shared) as a semaphore, so as to not break parallel builds.
12317 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12319 * optabs.c (maybe_encapsulate_block): Remove.
12320 (emit_libcall_block): Adjust accordingly.
12321 * optabs.h (maybe_encapsulate_block): Remove prototype.
12323 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
12324 Don't use maybe_encapsulate_block.
12326 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
12328 * config/rs6000/rs6000.c (rs6000_legitimize_address,
12329 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
12330 rtx is a SYMBOL_REF before calling get_pool_constant.
12332 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
12334 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
12336 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
12338 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
12339 rather than OS names to choose INO_T_EQ definition.
12340 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
12341 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
12343 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
12346 * config/darwin-f.c: New.
12347 * config/t-darwin: Added rule to build darwin-f.o.
12348 * config.gcc: Defined new variable, fortran_target_objs.
12349 (*-*-darwin*): Set fortran_target_objs.
12350 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
12351 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
12352 * configure: Regenerated.
12354 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
12357 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
12358 canonical type if needed.
12360 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
12362 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
12364 2008-05-29 Richard Guenther <rguenther@suse.de>
12366 PR tree-optimization/36343
12367 PR tree-optimization/36346
12368 PR tree-optimization/36347
12369 * tree-flow.h (clobber_what_p_points_to): Declare.
12370 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
12371 pointed-to variable is dereferenced is irrelevant to whether
12372 the pointer can access the pointed-to variable.
12373 (clobber_what_p_points_to): New function.
12374 * tree-ssa-alias.c (set_initial_properties): Use it.
12375 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
12376 call clobber check for NMTs.
12378 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12380 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
12381 for printing gcov_type.
12383 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12385 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
12386 and the eh region information.
12387 * value-prof.c (gimple_move_stmt_histograms): New function.
12388 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
12390 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
12392 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
12394 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
12396 * value-prof.c (tree_ic_transform): Print counts.
12397 * tree-profile.c (tree_gen_ic_func_profiler):
12398 Clear __gcov_indreict_call_callee variable to avoid misattribution
12401 2008-05-28 Rafael Espíndola <espindola@google.com>
12403 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
12406 2008-05-28 Richard Guenther <rguenther@suse.de>
12408 PR tree-optimization/36339
12409 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
12410 and clobbering code out of the loop.
12412 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12414 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
12417 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
12418 s390_contiguous_bitmask_p, s390_symref_operand_p,
12419 s390_check_symref_alignment, s390_reload_larl_operand,
12420 s390_reload_symref_address): New functions.
12421 (s390_branch_condition_mnemonic): Support compare and branch
12423 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
12424 and 'W' constraints.
12425 (s390_secondary_reload): Add secondary reloads for unaligned
12426 symbol refs or symbol refs to floating point or QI/TI mode
12428 (legitimate_address_p): Accept symbol references as addresses.
12429 (s390_expand_insv): Use rotate and insert selected bits
12430 instruction for insv when building for z10.
12431 (print_operand_address): Handle symbol ref addresses.
12432 (print_operand): Output modifier 'c' added for signed byte values.
12433 (s390_encode_section_info): Mark symbol refs with
12434 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
12436 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
12437 (length attribute): RRF, RRR have 4 byte length.
12438 (FPALL, INTALL): New mode iterators added.
12439 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
12440 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
12441 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
12442 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
12443 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
12444 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
12445 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
12446 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
12448 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
12449 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
12450 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
12451 reload<INTALL:mode><P:mode>_toreg_z10,
12452 reload<FPALL:mode><P:mode>_tomem_z10,
12453 reload<FPALL:mode><P:mode>_toreg_z10,
12454 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
12455 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
12456 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
12457 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
12459 (movmem, clrmem, cmpmem): New splitters added.
12461 * config/s390/predicates.md (larl_operand): Use
12462 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
12463 SYMBOL_REF_ALIGN1_P.
12464 (s390_signed_integer_comparison,
12465 s390_unsigned_integer_comparison): New predicates.
12467 * config/s390/s390-protos.h (s390_check_symref_alignment,
12468 s390_contiguous_bitmask_p, s390_reload_larl_operand,
12469 s390_reload_symref_address,
12470 s390_compare_and_branch_condition_mask): Prototypes added.
12472 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
12473 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
12474 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
12476 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
12478 * config/s390/s390.c (z10_cost): New cost function for z10.
12479 (s390_handle_arch_option, override_options): Support -march=z10 switch.
12480 (s390_issue_rate): Adjust issue rate for z10.
12481 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
12482 (processor_flags): Add PF_Z10.
12483 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
12484 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
12485 * gcc/config.gcc: Add z10.
12487 2008-05-28 Richard Guenther <rguenther@suse.de>
12489 PR tree-optimization/36291
12490 * tree-flow. h (struct gimple_df): Remove var_anns member.
12491 * tree-flow-inline.h (gimple_var_anns): Remove.
12492 (var_ann): Simplify.
12493 * tree-dfa.c (create_var_ann): Simplify.
12494 (remove_referenced_var): Clear alias info from var_anns of globals.
12495 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12496 (delete_tree_ssa): Clear alias info from var_anns of globals.
12497 Do not free var_anns.
12498 (var_ann_eq): Remove.
12499 (var_ann_hash): Likewise.
12501 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12503 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12504 and loongson2f entries.
12505 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12506 * config/mips/mips.h (processor_type): Add Loongson-2E
12507 and Loongson-2F entries.
12508 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12509 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12510 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12511 * doc/invoke.texi (MIPS Options): Document loongson2e
12512 and loongson2f processor names.
12514 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12518 * config/i386/i386.c (ix86_function_arg_boundary): Use
12519 alignment of canonical type.
12520 (ix86_expand_vector_move): Check unaligned memory access for
12523 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12525 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12526 Moved to the front of file.
12528 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12529 H.J. Lu <hongjiu.lu@intel.com>
12531 * dwarf2out.c (current_fde): New.
12533 (lookup_cfa:): Likewise.
12534 (dwarf2out_end_epilogue): Likewise.
12535 (dwarf2out_note_section_used): Likewise.
12537 2008-05-27 Michael Matz <matz@suse.de>
12540 * c.opt (Wenum-compare): New warning option.
12541 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12543 2008-05-27 Michael Matz <matz@suse.de>
12545 PR middle-end/36326
12546 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12548 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12549 into memory as tail calls.
12551 2008-05-27 Richard Guenther <rguenther@suse.de>
12553 PR tree-optimization/36339
12554 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12555 pointers cause all addressable variables to be call clobbered.
12557 2008-05-27 Richard Guenther <rguenther@suse.de>
12559 PR tree-optimization/36245
12560 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12562 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12564 * config/s390/s390.md: Replace all occurences of the 'm'
12565 constraint with 'RT'.
12567 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12569 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12571 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12573 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12574 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12575 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12577 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12579 * reload.c: (find_reloads): Skip alternatives according to the
12580 "enabled" attribute. Constify the constraint variable.
12581 * recog.c (get_attr_enabled): Add default implementation.
12582 (extract_insn): Set the alternative_enabled_p array
12583 in the recog_data struct.
12584 (preprocess_constraints, constrain_operands): Skip
12585 alternatives according to the "enabled" attribute
12586 * recog.h (struct recog_data): New field alternative_enabled_p.
12587 (skip_alternative): New inline function.
12588 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12589 (record_reg_classes): Skip alternative according to the
12590 "enabled" attribute.
12592 * doc/md.texi: Add documention for the "enabled" attribute.
12594 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12596 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12597 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12598 constraint with TARGET_MEM_CONSTRAINT.
12599 * recog.c (asm_operand_ok, preprocess_constraints,
12600 constrain_operands): Likewise.
12601 * regclass.c (record_reg_classes): Likewise.
12602 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12603 * reload1.c (maybe_fix_stack_asms): Likewise.
12604 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12605 * recog.h: Adjust comment.
12606 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12607 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12608 * doc/md.texi: Add a note to description of 'm' constraint.
12609 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12611 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12613 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12614 that the bitfield is of integral type before testing its precision.
12616 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12617 Sa Liu <saliu@de.ibm.com>
12619 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12620 __modti3, __udivti3, __umodti3 and __udivmodti4.
12621 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12622 that implement TImode mul and div functions.
12623 * config/spu/multi3.c: New. Implement __multi3.
12624 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12625 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12628 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12630 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12631 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12632 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12633 tls_sysv_suffix): New mode and mode attribute iterators.
12634 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12635 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12636 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12637 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12638 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12641 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12643 PR tree-optimization/36329
12644 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12645 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12646 * cgraphbuild.c (initialize_inline_failed): Use the latter
12647 macro in lieu of the former.
12648 * ipa-inline.c (cgraph_mark_inline): Likewise.
12649 (cgraph_decide_inlining_of_small_function): Likewise.
12650 (cgraph_decide_inlining): Likewise.
12651 (cgraph_decide_inlining_incrementally): Likewise.
12653 2008-05-26 Tristan Gingold <gingold@adacore.com>
12654 Anatoly Sokolov <aesok@post.ru>
12656 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12657 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12658 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12659 optimization for 'avr6' architecture.
12661 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12664 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12666 2008-05-26 Richard Guenther <rguenther@suse.de>
12668 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12669 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12671 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12673 PR middle-end/36253
12674 * caller-save.c (insert_restore): Verify alignment of spill space.
12675 (insert_save): Likewise.
12676 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12677 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12678 (STACK_SLOT_ALIGNMENT): Likewise.
12679 * function.c (LOCAL_ALIGNMENT): Removed.
12680 (get_stack_local_alignment): New.
12681 (assign_stack_local): Use it. Set alignment on stack slot.
12682 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12683 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12684 (STACK_SLOT_ALIGNMENT): New.
12685 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12686 stack slot in XFmode.
12688 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12690 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12693 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12694 argument operand in rax isn't removed.
12696 2008-05-26 Richard Guenther <rguenther@suse.de>
12698 PR middle-end/36300
12699 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12700 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12702 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12705 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12707 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12709 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12710 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12712 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12714 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12715 build a trampoline if we don't want one.
12716 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12717 return zero for nested functions if we don't want a trampoline.
12719 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12721 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12723 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12726 * c.opt: Removed undocumented option '-lang-fortran'.
12727 * c-common.h: Removed global variable 'lang_fortran'.
12728 * c-opts.c (c_common_handle_option): Removed code to handle
12729 option '-lang-fortran'. Updated includes.
12730 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12731 definition of '__GFORTRAN__'.
12732 (define__GNUC__): Reimplemented to use BASEVER and
12733 cpp_define_formatted.
12734 (builtin_define_with_value_n): Removed.
12735 * c-incpath.h: Renamed to ...
12736 * incpath.h: ... this.
12737 * c-incpath.c: Renamed to ...
12738 * incpath.c: ... this. Updated includes.
12739 * fix-header.c: Updated includes.
12740 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12741 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12742 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12744 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12746 * tree.h: Update the table of flags used on tree nodes.
12747 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12748 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12749 (FORCED_LABEL): Add access check.
12750 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12751 (ASM_INPUT_P): Likewise.
12752 (ASM_VOLATILE_P): Likewise.
12753 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12754 (OMP_SECTION_LAST): Access private_flag directly.
12755 (OMP_RETURN_NOWAIT): Likewise.
12756 (OMP_PARALLEL_COMBINED): Likewise.
12757 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12758 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12759 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12760 deprecated_flag directly.
12762 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12764 * final.c (frame_pointer_needed): Removed.
12765 * flags.h (frame_pointer_needed): Likewise.
12767 * function.h (rtl_data): Add frame_pointer_needed.
12768 (frame_pointer_needed): New.
12770 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12772 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12774 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12776 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12779 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12781 * c-common.c (strip_array_types): Move function to..
12783 (get_inner_array_type): Delete.
12784 * c-common.h (strip_array_types): Move declaration to..
12786 (get_inner_array_type): Delete.
12787 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12788 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12789 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12790 * config/pa/pa.c (emit_move_sequence): Likewise.
12792 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12794 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12797 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12799 * function.c: Include target hook for nonlocal_goto frame value.
12801 2008-05-24 Richard Guenther <rguenther@suse.de>
12803 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12804 variable can be only accessed through a pointer or a union.
12806 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12808 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12809 * doc/extend.texi: Likewise.
12811 2008-05-23 DJ Delorie <dj@redhat.com>
12813 * config/m32c/jump.md (untyped_call): Add.
12815 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12816 for A24 to PSImode.
12817 (m32c_address_cost): Detail costs for indirect offsets.
12819 2008-05-23 Rafael Espíndola <espindola@google.com>
12821 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12822 if a node is a SUBREG.
12823 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12826 2008-05-23 Paul Brook <paul@codesourcery.com>
12827 Carlos O'Donell <carlos@codesourcery.com>
12829 * doc/extend.texi: Clarify use of __attribute__((naked)).
12830 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12831 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12832 * function.c (use_register_for_decl): Use
12833 targetm.calls.allocate_stack_slots_for_args.
12834 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12835 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12836 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12838 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12840 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12842 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12844 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12845 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12846 is only rounded once.
12848 2008-05-23 Richard Guenther <rguenther@suse.de>
12850 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12852 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12853 Jakub Jelinek <jakub@redhat.com>
12856 * configure.ac: Handle --enable-cld.
12857 * configure: Regenerated.
12858 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12859 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12860 (ix86_current_function_needs_cld): New define.
12861 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12862 (cld): New isns pattern.
12863 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12864 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12865 * config/i386/i386.opt (mcld): New option.
12866 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12867 TARGET_CLD and ix86_current_function_needs_cld.
12868 (override_options): Use -mcld by default for 32-bit code if
12871 * doc/install.texi (Options specification): Document --enable-cld.
12872 * doc/invoke.texi (Machine Dependent Options)
12873 [i386 and x86-64 Options]: Add -mcld option.
12874 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12876 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12877 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12878 (return_in_memory_64): Likewise.
12879 (return_in_memory_ms_64): Likewise.
12881 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12883 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12884 * builtins.c (fold_builtin_fpclassify): New.
12885 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12886 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12887 * c-common.c (handle_type_generic_attribute): Adjust to accept
12888 fixed arguments before an elipsis.
12889 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12890 * doc/extend.texi: Document __builtin_fpclassify.
12892 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12894 * omp-low.c (gate_expand_omp_ssa): Remove.
12895 (pass_expand_omp_ssa): Remove.
12896 (gate_expand_omp): Do not check for flag_openmp_ssa.
12897 * common.opt (-fopenmp-ssa): Remove.
12898 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12900 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12902 * config/sh/sh.opt (mfixed-range): New option.
12903 * config/sh/sh-protos.h (sh_fix_range): Declare.
12904 * config/sh/sh.c (sh_fix_range): New function.
12905 * config/sh/sh.h (sh_fixed_range_str): Declare.
12906 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12908 * doc/invoke.texi (SH Options): Document -mfixed-range.
12910 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12912 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12913 it before the redeclaration.
12915 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12917 * config/avr/avr.c (get_sequence_length): Add new function.
12918 (expand_prologue, expand_epilogue): Remove duplicate code.
12920 2008-05-22 Rafael Espíndola <espindola@google.com>
12922 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12925 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12927 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12928 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12930 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12931 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12932 (vect_update_misalignment_for_peel): Likewise.
12933 (vector_alignment_reachable_p): Likewise.
12934 * tree-vect-transform.c (vectorizable_load): Likewise.
12935 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12936 (get_vectype_for_scalar_type): Pass mode of scalar_type
12937 to UNITS_PER_SIMD_WORD.
12939 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12940 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12941 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12942 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12943 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12945 2008-05-22 Ira Rosen <irar@il.ibm.com>
12947 PR tree-optimization/36293
12948 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12949 if the first load must be skipped because of a gap.
12951 2008-05-22 Richard Guenther <rguenther@suse.de>
12953 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12954 more cases of offset disambiguation that is possible if
12955 strict-aliasing rules apply.
12956 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12957 for basic offset and type-based disambiguation.
12959 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12961 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12962 ix86_expand_vector_set on V16QImode for SSE4.1.
12964 2008-05-21 Tom Tromey <tromey@redhat.com>
12966 * c.opt (Wimport): Mark as undocumented.
12967 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12969 (Warning Options): Likewise.
12970 * doc/cppopts.texi: Don't mention -Wimport.
12972 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12974 PR tree-optimization/36287
12975 PR tree-optimization/36286
12976 * lambda-code.c (build_access_matrix): Do not use the loop->num
12977 for computing the number of induction variables: use the loop depth
12980 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12983 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12984 option -f(no-)leading-underscore.
12986 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12988 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12989 GET_MODE_NUNITS (mode).
12991 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12993 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12994 (-mmulhw): Add 464 to description.
12995 (-mdlmzb): Likewise.
12996 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12997 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12999 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13000 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13001 * config/rs6000/rs6000.md: Update comments for 464.
13003 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13005 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13007 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13009 * config/i386/sse.md (vec_extractv4sf): Removed.
13010 (vec_extractv2df): Likewise.
13011 (vec_extractv2di): Likewise.
13012 (vec_extractv4si): Likewise.
13013 (vec_extractv8hi): Likewise.
13014 (vec_extractv16qi): Likewise.
13015 (vec_extract<mode>): New.
13017 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13019 * config/i386/sse.md (vec_setv4sf): Removed.
13020 (vec_setv2df): Likewise.
13021 (vec_setv2di): Likewise.
13022 (vec_setv4si): Likewise.
13023 (vec_setv8hi): Likewise.
13024 (vec_setv16qi): Likewise.
13025 (vec_set<mode>): New.
13027 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13029 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13030 goto for vec_concat and vec_interleave.
13032 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13034 * config/i386/sse.md (vec_initv4sf): Removed.
13035 (vec_initv2df): Likewise.
13036 (vec_initv2di): Likewise.
13037 (vec_initv4si): Likewise.
13038 (vec_initv8hi): Likewise.
13039 (vec_initv16qi): Likewise.
13040 (vec_init<mode>): New.
13042 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13044 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13046 2008-05-21 Tom Tromey <tromey@redhat.com>
13048 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13049 (zone_find_object_offset): Likewise.
13050 (gt_ggc_m_S): Likewise.
13051 (highest_bit): Likewise.
13052 * ggc-page.c (gt_ggc_m_S): New function.
13053 * stringpool.c (string_stack): Remove.
13054 (init_stringpool): Update.
13055 (ggc_alloc_string): Use ggc_alloc.
13056 (maybe_delete_ident): New function.
13057 (ggc_purge_stringpool): Likewise.
13058 (gt_ggc_m_S): Remove.
13059 * ggc-common.c (ggc_protect_identifiers): New global.
13060 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13061 ggc_protect_identifiers.
13062 * ggc.h (ggc_protect_identifiers): Declare.
13063 (gt_ggc_m_S): Update.
13064 (ggc_purge_stringpool): Declare.
13065 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13066 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13068 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13070 2008-05-21 David S. Miller <davem@davemloft.net>
13072 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13075 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13077 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13080 2008-05-20 David Daney <ddaney@avtrex.com>
13082 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13083 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13084 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13085 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13086 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13087 (atomic_hiqi_op): New define_code_iterator.
13088 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13089 mips_expand_compare_and_swap_12.
13090 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13091 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13092 (sync_<optab><mode>, sync_old_<optab><mode>,
13093 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13094 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13095 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13096 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13097 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13098 (test_and_set_12): New insn.
13099 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13100 sync_new_<optab><mode>, sync_old_nand<mode>,
13101 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13102 clobber to operand 0 for SI and DI mode insns.
13103 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13104 mips_gen_fn_4): New typedefs.
13105 (mips_gen_fn_ptrs): Define new union type.
13106 (mips_expand_compare_and_swap_12): Remove declaration.
13107 (mips_expand_atomic_qihi): Declare function.
13108 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13109 (mips_expand_atomic_qihi): ... this. Use new generator function
13111 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13112 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13113 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13114 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13115 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13116 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13117 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13118 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13119 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13120 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13123 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13125 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13128 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13130 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13131 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13132 (avr_attribute_table): Add 'OS_main' function attribute.
13133 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13134 functions with 'OS_main' attribute.
13136 2008-05-20 Richard Guenther <rguenther@suse.de>
13138 PR tree-optimization/35204
13139 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13140 helper, split out from ...
13141 (DFS): ... here. Make the DFS walk non-recursive.
13143 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13144 Jan Sjodin <jan.sjodin@amd.com>
13146 PR tree-optimization/36181
13147 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13148 (parallelize_loops): Don't parallelize when the loop has vector
13151 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13152 Sebastian Pop <sebastian.pop@amd.com>
13154 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13155 matrix, and never look at the tree representation of the memory
13157 (linear_transform_loops): Computes parameters and access matrices.
13158 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13160 (access_matrix_get_index_for_parameter): New.
13161 * tree-data-ref.h (struct access_matrix): New.
13162 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13163 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13164 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13165 am_vector_index_for_loop): New.
13166 (struct data_reference): Add field access_matrix.
13167 (DR_ACCESS_MATRIX): New.
13168 (compute_data_dependences_for_loop): Update declaration.
13169 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13170 * lambda.h (lambda_vector_vec_p): Declared.
13171 * lambda-code.c: Depend on pointer-set.h.
13172 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13173 av_for_af_base, av_for_af, build_access_matrix,
13174 lambda_compute_access_matrices): New.
13175 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13177 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13179 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
13180 $SOURCEDIR/include.
13182 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13183 Sebastian Pop <sebastian.pop@amd.com>
13185 PR tree-optimization/36206
13186 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
13188 (instantiate_scev_1): Rename flags to fold_conversions.
13189 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
13190 outeside instantiation_loop.
13191 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
13192 (evolution_function_is_affine_or_constant_p): Removed.
13193 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
13195 (analyze_siv_subscript): Pass in the loop nest number.
13196 Call evolution_function_is_affine_in_loop instead of
13197 evolution_function_is_affine_p.
13198 (analyze_overlapping_iterations): Pass in the loop nest number.
13200 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13201 Sebastian Pop <sebastian.pop@amd.com>
13203 PR tree-optimization/36206
13204 * tree-chrec.h (chrec_fold_op): New.
13205 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
13208 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
13210 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
13212 (remove_duplicates): Do not set inode on non-inode systems.
13215 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
13217 * config.gcc (tm_file): Update comments about relative pathnames.
13219 2008-05-20 Richard Guenther <rguenther@suse.de>
13221 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
13222 * tree-ssa-sccvn.c (process_scc): Likewise.
13223 * tree-ssa-sink.c (execute_sink_code): Likewise.
13224 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
13225 * tree-vrp.c (process_assert_insertions): Likewise.
13226 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13227 (perform_tree_ssa_dce): Likewise.
13228 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13229 (dump_dominator_optimization_stats): Likewise.
13230 * tree-vectorizer.c (vectorize_loops): Likewise.
13232 2008-05-20 Richard Guenther <rguenther@suse.de>
13234 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
13236 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
13238 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
13239 (ix86_i386elf_return_in_memory): Likewise.
13240 (ix86_i386interix_return_in_memory): Likewise.
13241 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
13242 (SUBTARGET_RETURN_IN_MEMORY): New.
13243 * config/i386/i386elf.h: Likewise.
13244 * config/i386/ptx4-i.h: Likewise.
13245 * config/i386/sol2-10.h: Likewise.
13246 * config/i386/sysv4.h: Likewise.
13247 * config/i386/vx-common.h: Likewise.
13248 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
13249 * config/i386/i386.c (ix86_return_in_memory): Made static and
13250 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
13251 (ix86_i386elf_return_in_memory): Removed.
13252 (ix86_i386interix_return_in_memory): Removed.
13253 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
13254 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
13256 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
13258 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
13260 2008-05-19 Xinliang David Li <davidxl@google.com>
13262 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
13264 * common.opt: Ditto.
13265 * doc/invoke.texi: Ditto.
13267 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
13269 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
13270 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13272 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13274 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
13275 sizes of operand array from 8/4 to 4/2.
13276 (ix86_expand_vector_init_general): Change size of operand array
13277 from 32 to 16. Remove op0, op1 and half_mode.
13279 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
13281 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
13282 (ix86_expand_vector_init_interleave): Likewise.
13283 (ix86_expand_vector_init_general): Use them. Assert
13284 word_mode == SImode when n_words == 4.
13286 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
13288 * config/i386/i386.c (ix86_secondary_reload): New static function.
13289 (TARGET_SECONDARY_RELOAD): New define.
13290 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13291 * config/i386/i386.md (reload_outqi): Remove.
13293 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13295 PR middle-end/35509
13296 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
13297 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
13298 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
13299 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
13300 (fold_builtin_1): Likewise.
13301 * builtins.def (BUILT_IN_ISINF_SIGN): New.
13302 c-common.c (check_builtin_function_arguments): Handle
13303 BUILT_IN_ISINF_SIGN.
13304 * doc/extend.texi: Document __builtin_isinf_sign.
13305 * fold-const.c (operand_equal_p): Handle COND_EXPR.
13307 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
13309 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
13310 EH cleanup at the end of the pass, search for those that have been
13311 turned into forwarder blocks and do the cleanup on their successor.
13313 2008-05-18 Richard Guenther <rguenther@suse.de>
13315 * tree-cfg.c (verify_gimple_expr): Allow conversions from
13316 pointers to sizetype and vice versa.
13318 2008-05-18 Xinliang David Li <davidxl@google.com>
13320 * gcc/tree-ssa-dce.c: Coding style fix.
13321 (check_pow): Documentation comment.
13322 (check_log): Documenation comment. Coding style fix.
13323 (is_unnecessary_except_errno_call): Ditto.
13324 (gen_conditions_for_pow): Ditto.
13325 (gen_conditions_for_log): Ditto.
13326 (gen_shrink_wrap_conditions): Ditto.
13327 (shrink_wrap_one_built_in_calls): Ditto.
13328 * gcc/doc/invoke.texi: Better documentation string.
13329 * ChangeLog: Fix wrong change log entries from
13330 May 17 checkin on function call DCE.
13332 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
13334 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
13336 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13338 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
13339 * df-problems.c (simulation routines): Fixed block comment to
13340 properly say how to add forwards scanning functions.
13342 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13344 * tree-inline.c (setup_one_parameter): Remove dead code.
13346 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
13348 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
13349 a BIT_AND_EXPR only for an INTEGER_TYPE.
13351 2008-05-17 Xinliang David Li <davidxl@google.com>
13353 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
13354 (check_pow, check_log, is_unnecessary_except_errno_call): New
13355 functions to check for eliminating math functions that are pure
13356 except for setting errno.
13357 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
13358 general condition expressions for shrink-wrapping pow/log calls.
13359 (gen_shrink_wrap_conditions): Ditto.
13360 (shrink_wrap_one_built_in_call): Ditto.
13361 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
13362 (mark_operand_necessary): If debugging, output if OP is necessary.
13363 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
13365 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
13367 * gcc/common.opt: New user flag -ftree-builtin-dce.
13368 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
13370 2008-05-16 David S. Miller <davem@davemloft.net>
13372 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
13373 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13375 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
13378 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
13380 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13382 * ifcvt.c (dead_or_predicable): Rename
13383 df_simulate_one_insn_backwards to df_simulate_one_insn.
13384 * recog.c (peephole2_optimize): Ditto.
13385 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
13387 * df.h: Rename df_simulate_one_insn_backwards to
13388 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
13389 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
13390 scanning of defs and uses.
13391 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
13392 (df_simulate_one_insn_forwards): Removed.
13394 2008-05-16 Doug Kwan <dougkwan@google.com>
13396 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
13398 (real_from_string): Handle NaNs and Inf as approriate.
13400 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13402 * doc/gty.texi (Source Files Containing Type Information): Note
13403 that headers should appear first in the gtfiles list.
13405 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13407 * tree.def (COND_EXEC): Properly documented this code.
13409 2008-05-16 Diego Novillo <dnovillo@google.com>
13411 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13412 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
13415 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13417 * tree-ssa-dse (max_stmt_uid): Removed.
13418 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
13419 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
13420 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
13421 * function.h (cfun.last_stmt_uid): New field.
13422 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
13423 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
13425 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
13426 (create_stmt_ann): Initialize the ann->uid field.
13427 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
13429 * tree-flow.h (renumber_gimple_stmt_uids): New function.
13431 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
13433 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
13434 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
13435 (init_empty_tree_cfg): Call it.
13437 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13439 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
13442 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13444 * doc/invoke.text (-fdump-tree-*-verbose): New option.
13445 * tree-dump.c (dump_options): New verbose option.
13446 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
13448 * tree-pass.h (TDF_VERBOSE): New dump flag.
13449 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
13450 (tree-flow.h): Added include.
13451 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
13453 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
13455 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
13457 From Jie Zhang <jie.zhang@analog.com>
13458 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13459 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
13460 mcpu=bf561-none and mcpu=bf561-0.2.
13461 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13462 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13463 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13464 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13465 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
13466 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
13467 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
13469 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
13470 (cputype_selected): Remove.
13471 (bfin_handle_option): Don't use cputype_selected.
13472 (override_options): When no mcpu option, enable all workarounds.
13473 Don't use bfin_workarounds.
13474 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
13476 (DEFAULT_CPU_TYPE): Don't define.
13478 2008-05-16 Richard Guenther <rguenther@suse.de>
13480 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
13481 on deletion of the last stmt.
13483 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13485 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
13486 V8HImode for SSE2 and V16QImode for SSE4.1.
13488 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13490 * cgraph.h (compute_inline_parameters): Made public.
13491 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
13492 variable_generate_summary, function_write_summary,
13493 variable_write_summary, variable_read_summary. Added generate_summary,
13494 write_summary, read_summary.
13495 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13496 pass_ipa_inline.function_generate_summary, to
13497 compute_inline_parameters.
13498 * ipa-inline.c (compute_inline_parameters): Made public and added
13500 (compute_inline_parameters_for_current): New function.
13501 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13502 (inline_generate_summary): Removed parameter and made to loop over
13504 (pass_ipa_inline): Updated for new IPA_PASS structure.
13505 * passes.c (execute_ipa_summary_passes): Now is called once per
13506 pass rather than once per node*pass.
13508 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13510 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13511 avr_have_mul_p, avr_asm_only_p): Remove variables.
13512 (avr_override_options): Remove initialization of removed variables.
13513 (avr_file_start): Convert removed variables to fields of
13514 'struct base_arch_s *avr_current_arch'.
13515 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13516 (AVR_HAVE_MUL): (Ditto.).
13517 (AVR_HAVE_MOVW): (Ditto.).
13518 (AVR_HAVE_LPMX): (Ditto.).
13519 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13520 avr_asm_only_p): Remove declaration.
13522 2008-05-15 Diego Novillo <dnovillo@google.com>
13524 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13525 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13527 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13529 PR middle-end/36194
13530 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13531 Don't call record_truncated_value from here.
13532 (record_truncated_value): Turn it into a for_each_rtx callback.
13533 (record_truncated_values): New function.
13534 (combine_instructions): Call note_uses with record_truncated_values.
13535 Change name of check_conversion to check_promoted_subreg.
13537 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13539 * doc/sourcebuild.texi: Document support for torture tests.
13541 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13543 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13544 to alternative 4 of operand 2.
13546 2008-05-15 Richard Guenther <rguenther@suse.de>
13548 * tree-pass.h (current_pass): Declare.
13549 (get_pass_for_id): Likewise.
13550 * passes.c (passes_by_id, passes_by_id_size): New globals.
13551 (set_pass_for_id): New function.
13552 (get_pass_for_id): Likewise.
13553 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13554 (execute_function_todo): Flush per function statistics.
13555 * toplev.c (compile_file): Init statistics.
13556 (general_init): Do early statistics initialization.
13557 (finalize): Finish statistics.
13558 * statistics.h (statistics_early_init): Declare.
13559 (statistics_init): Likewise.
13560 (statistics_fini): Likewise.
13561 (statistics_fini_pass): Likewise.
13562 (statistics_counter_event): Likewise.
13563 (statistics_histogram_event): Likewise.
13564 * statistics.c: New file.
13565 * Makefile.in (OBJS-common): Add statistics.o.
13566 (statistics.o): Add dependencies.
13567 * doc/invoke.texi (-fdump-statistics): Document.
13569 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13570 (insert): Likewise.
13571 (execute_pre): Use statistics_counter_event.
13572 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13573 (substitute_and_fold): Increment it. Use statistics_counter_event.
13575 2008-05-15 Diego Novillo <dnovillo@google.com>
13577 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13579 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13580 * tree-ssa-alias.c (new_type_alias): Remove references to
13581 sub-variables from comment.
13582 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13584 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13586 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13587 attribute to 1 only for insertps alternative.
13589 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13591 * config/bfin/bfin.md (loadbytes): New pattern.
13592 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13593 (bfin_init_builtins): Initialize it.
13594 (bdesc_1arg): Add it.
13596 2008-05-15 Sa Liu <saliu@de.ibm.com>
13598 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13599 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13600 * testsuite/lib/target-supports.exp: Add
13601 check_effective_target_fortran_integer_16.
13603 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13605 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13606 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13607 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13608 (TARGET_RETURN_IN_MEMORY): Define.
13610 2008-05-15 Richard Guenther <rguenther@suse.de>
13612 PR middle-end/36244
13613 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13614 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13615 represent unmodifiable vars.
13617 2008-05-15 Richard Guenther <rguenther@suse.de>
13619 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13620 INDIRECT_REF and TARGET_MEM_REF.
13621 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13624 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13625 H.J. Lu <hongjiu.lu@intel.com>
13627 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13628 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13629 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13630 insn alternatives. Add missing alternatives.
13631 (*vec_concatv2di_rex64_sse4_1): Likewise.
13632 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13633 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13634 Require TARGET_SSE.
13636 2008-05-15 Richard Guenther <rguenther@suse.de>
13638 PR tree-optimization/36009
13639 PR tree-optimization/36204
13640 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13641 (determine_invariantness_stmt): Record the loop a store is
13642 always executed in.
13643 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13646 2008-05-15 Richard Guenther <rguenther@suse.de>
13648 PR tree-optimization/34330
13649 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13650 through the pointer will alias the SMT.
13652 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13654 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13656 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13658 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13660 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13661 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13663 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13664 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13665 (vashl_optab): New optab for vector/vector shifts.
13666 (vashr_optab): Ditto.
13667 (vlshr_optab): Ditto.
13668 (vrotl_optab): Ditto.
13669 (vrotr_optab): Ditto.
13670 (optab_subtype): New enum for optab_for_tree_code call.
13671 (optab_for_tree_code): Add enum optab_subtype argument.
13673 * optabs.c (optab_for_tree_code): Take an additional argument to
13674 distinguish between a vector shift by a scalar and vector shift by
13675 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13676 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13677 vector shift by a vector.
13678 (expand_widen_pattern_expr): Pass additional argument to
13679 optab_for_tree_code.
13681 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13682 vrotl_optab, vrotr_optab.
13684 * expr.c (expand_expr_real_1): Update calls to
13685 optab_for_tree_code to distinguish between vector shifted by a
13686 scalar and vector shifted by a vector.
13687 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13688 (supportable_narrowing_operation): Ditto.
13689 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13690 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13691 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13692 (vect_create_epilog_for_reduction): Ditto.
13693 (vectorizable_reduction): Ditto.
13694 (vectorizable_operation): Ditto.
13695 (vect_strided_store_supported): Ditto.
13696 (vect_strided_load_supported): Ditto.
13697 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13698 * expmed.c (expand_shift): Ditto.
13700 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13702 (ashr@var{m}3): Ditto.
13703 (vashl@var{m}3): Document new vector/vector shift standard name.
13704 (vashr@var{m}3): Ditto.
13705 (vlshr@var{m}3): Ditto.
13706 (vrotl@var{m}3): Ditto.
13707 (vrotr@var{m}3): Ditto.
13709 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13710 (PPERM_INVERT): Ditto.
13711 (PPERM_REVERSE): Ditto.
13712 (PPERM_REV_INV): Ditto.
13713 (PPERM_ZERO): Ditto.
13714 (PPERM_ONES): Ditto.
13715 (PPERM_SIGN): Ditto.
13716 (PPERM_INV_SIGN): Ditto.
13717 (PPERM_SRC1): Ditto.
13718 (PPERM_SRC2): Ditto.
13720 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13721 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13722 allows a memory operand to be the value being added, and split it
13723 to improve vectorization.
13724 (sse5_pmacsdqh_mem): Ditto.
13725 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13726 (sse5_mulv2div2di3_high): Ditto.
13727 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13728 (vec_pack_trunc_v4si): Ditto.
13729 (vec_pack_trunc_v2di): Ditto.
13730 (sse5_pcmov_<mode>): Remove code that tried to use use
13731 andps/andnps instead of pcmov.
13732 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13733 pmacsdqh instructions.
13734 (vec_widen_smult_lo_v4si): Ditto.
13736 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13737 (PPERM_INVERT): Ditto.
13738 (PPERM_REVERSE): Ditto.
13739 (PPERM_REV_INV): Ditto.
13740 (PPERM_ZERO): Ditto.
13741 (PPERM_ONES): Ditto.
13742 (PPERM_SIGN): Ditto.
13743 (PPERM_INV_SIGN): Ditto.
13744 (PPERM_SRC1): Ditto.
13745 (PPERM_SRC2): Ditto.
13746 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13748 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13750 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13751 says ignore whether the last reference is a memory operand.
13753 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13754 Paolo Bonzini <bonzini at gnu dot org>
13756 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13759 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13760 (vlshr<mode>3): Rename from vlshr<mode>3.
13761 (vashr<mode>3): Rename from vashr<mode>3.
13762 (mulv4sf3): Change the names of vector shift patterns.
13766 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13769 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13794 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13795 (floatunssidf2_internal): Change vector/vector shift names.
13796 (floatunsdidf2_internal): Ditto.
13803 (vashl<mode>3): Rename from ashl<mode>3.
13804 (vashr<mode>3): Rename from ashr<mode>3.
13805 (vlshr<mode>3): Rename from lshr<mode>3.
13806 (vrotl<mode>3): Rename from rotl<mode>3.
13808 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13811 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13812 multiply gives the wrong value when doing widening multiplies.
13813 (vec_widen_smult_lo_v4si): Ditto.
13815 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13817 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13818 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13819 emit_library_call_value.
13820 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13821 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13822 * calls.c (initialize_argument_information, precompute_arguments,
13823 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13824 (precompute_arguments): Removed flags parameter.
13825 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13827 2008-05-14 Richard Guenther <rguenther@suse.de>
13829 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13830 Make sure to register the store if the use is a PHI_NODE.
13832 2008-05-14 Olivier Hainque <hainque@adacore.com>
13834 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13835 memory if the component is to be referenced in BLKmode according
13836 to get_inner_reference.
13838 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13840 * calls.c (emit_library_call_value_1): Restore code clearing
13841 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13843 2008-05-14 Olivier Hainque <hainque@adacore.com>
13844 Nicolas Roche <roche@adacore.com>
13846 * configure.ac: Add support for a "gcc_subdir" variable in
13847 config-lang.in, to denote a subdirectory where the language/GCC
13848 integration files are to be found.
13849 * configure: Regenerate.
13851 2008-05-14 Ira Rosen <irar@il.ibm.com>
13853 PR tree-optimization/36098
13854 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13855 value for the first load in the group in case of a gap.
13856 (vect_build_slp_tree): Check that there are no gaps in loads.
13858 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13860 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13861 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13862 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13863 emit_insn and remove unneeded code to construct extra args.
13864 (emit_no_conflict_block): Removed.
13865 * optabls.h: (emit_no_conflict_block): Removed.
13866 * cse.c (cse_extended_basic_block): Remove search for
13867 REG_NO_CONFLICT note.
13868 * global.c: Removed incorrect comment added in revision 117.
13869 * expr.c (convert_move): Change call to emit_no_conflict_block to
13871 * recog.c: Change comments so that they do not mention
13873 * local_alloc.c (combine_regs): Removed last parameter.
13874 (no_conflict_p): Removed.
13875 (block_alloc): Removed note, no_conflict_combined_regno and set
13876 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13877 (combine_regs): Removed already_dead and code to look for
13878 REG_NO_CONFLICT notes.
13879 * lower_subreg (remove_retval_note): Removed code to look for
13880 REG_NO_CONFLICT block.
13881 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13882 (resolve_clobber): Remove code to process libcalls that have
13883 REG_NO_CONFLICT notes.
13884 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13886 * combine.c (can_combine_p, distribute_notes): Removed
13887 REG_NO_CONFLICT case.
13888 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13890 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13891 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13893 * reg-notes.def (NO_CONFLICT): Removed.
13895 2008-05-14 David S. Miller <davem@davemloft.net>
13897 * config/sparc/sparc.c (sparc_profile_hook): If
13898 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13899 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13900 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13902 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13904 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13906 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13909 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13910 and op1 expansion before vector concat to have less live pseudos.
13912 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13914 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13915 ix86_expand_vector_set if supported.
13917 2008-05-13 Diego Novillo <dnovillo@google.com>
13918 Kenneth Zadeck <zadeck@naturalbridge.com>
13920 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13922 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13923 phinodes_print_statistics, init_ssanames, fini_ssanames,
13924 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13925 release_ssa_name, release_defs, replace_ssa_name_symbol,
13926 ssanames_print_statistics): Move ...
13927 * tree-flow.h: ... here.
13928 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13929 Use FN instead of cfun.
13930 (make_ssa_name_fn): Rename from make_ssa_name.
13931 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13932 * tree-flow-inline.h (make_ssa_name): Move from
13933 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13934 * omp-low.c (expand_omp_parallel):
13935 * tree-flow-inline.h (redirect_edge_var_map_result):
13936 * tree-ssa.c (init_tree_ssa): Add argument FN.
13937 Use it instead of cfun. Update all users.
13939 2008-05-13 Tom Tromey <tromey@redhat.com>
13941 PR preprocessor/22168:
13942 * doc/cpp.texi (Top): Update menu.
13943 (Alternatives to Wrapper #ifndef): New node.
13944 (Other Directives): Document deprecation.
13945 (Obsolete Features): Remove menu.
13946 (Assertions): Merge node into Obsolete Features.
13947 (Obsolete once-only headers): Move earlier; rename to Alternatives
13948 to Wrapper #ifndef.
13949 * doc/cppopts.texi: Update.
13950 * c.opt (Wdeprecated): Enable for C and ObjC.
13951 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13952 (C++ Dialect Options): Move -Wno-deprecated from here to...
13953 (Warning Options): ... here.
13955 2008-05-13 Richard Guenther <rguenther@suse.de>
13957 PR middle-end/36227
13958 * fold-const.c (fold_sign_changed_comparison): Do not allow
13959 changes in pointer-ness.
13961 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13964 * config/sh/sh.c (sh_expand_prologue): Don't clear
13965 RTX_FRAME_RELATED_P for push insns.
13967 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13969 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13971 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13973 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13974 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13975 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13977 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13979 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13980 (*vec_concatv4sf_sse): This.
13981 (*sse2_concatv2si): Renamed to ...
13982 (*vec_concatv2si_sse2): This.
13983 (*sse1_concatv2si): Renamed to ...
13984 (*vec_concatv2si_sse): This.
13985 (*vec_concatv2di_rex): Renamed to ...
13986 (*vec_concatv2di_rex64): This.
13987 (*vec_concatv2si_sse4_1): New.
13988 (*vec_concatv2di_rex64_sse4_1): Likewise.
13990 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13992 PR rtl-optimization/36111
13993 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13994 that was created for swappable operands.
13996 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13999 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14000 * configure.ac: Add call to ACX_PROG_GNAT.
14002 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14004 * optc-gen.awk: Fix comment typo.
14006 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14008 * pretty-print.c (pp_integer_with_precision): Use
14009 HOST_LONG_LONG_FORMAT.
14011 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14013 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14015 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14017 * config/i386/i386.c (bdesc_ptest): Removed.
14018 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14019 (bdesc_args): Add __builtin_ia32_ptestz128,
14020 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14021 (ix86_init_mmx_sse_builtins): Updated.
14022 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14023 (ix86_expand_builtin): Updated.
14025 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14027 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14028 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14030 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14032 * value-prof.c (interesting_stringop_to_profile): Do not
14033 return early for BUILT_IN_MEMPCPY.
14035 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14037 * calls.c (expand_call): Don't use callgraph to increase
14038 preferred_stack_boundary.
14040 * cgraph.h (cgraph_rtl_info): Use unsigned on
14041 preferred_incoming_stack_boundary.
14043 * final.c (rest_of_clean_state): Use unsigned on
14044 preferred_stack_boundary.
14046 2008-05-09 Tom Tromey <tromey@redhat.com>
14048 PR preprocessor/22231:
14049 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14052 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14054 PR tree-optimization/36129
14055 * tree-ssa-ccp.c: Include value-prof.h.
14056 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14057 built-in function was folded to a constant.
14058 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14060 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14061 Sebastian Pop <sebastian.pop@amd.com>
14063 * tree-scalar-evolution.c: Document instantiate_scev.
14064 (instantiate_parameters_1): Renamed instantiate_scev_1.
14065 Don't use the same loop for instantiation_loop and evolution_loop.
14066 (instantiate_scev): New.
14067 (instantiate_parameters): Moved...
14068 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14069 same loop twice. Maintains the semantics for this function.
14070 * tree-scalar-evolution.h (instantiate_scev): Declare.
14071 (instantiate_parameters): ...here. Now static inline.
14072 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14073 instead of resolve_mixers.
14075 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14077 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14079 2008-05-09 Tomas Bily <tbily@suse.cz>
14081 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14082 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14083 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14084 * c-common.c (c_common_truthvalue_conversion): Likewise.
14085 * tree-object-size.c (compute_object_offset): Likewise.
14086 * tree-inline.c (estimate_num_insns_1): Likewise.
14087 * varasm.c (const_hash_1, compare_constant, copy_constant)
14088 (compute_reloc_for_constant, output_addressed_constants)
14089 (initializer_constant_valid_p): Likewise.
14090 * c-omp.c (check_omp_for_incr_expr): Likewise.
14091 * gimplify.c (gimplify_expr): Likewise.
14092 * c-typeck.c (c_finish_return): Likewise.
14093 * tree-vectorizer.c (supportable_widening_operation)
14094 (supportable_narrowing_operation): Likewise.
14095 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14096 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14097 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14098 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14099 (descr_info_loc): Likewise.
14100 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14101 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14102 (fold_unary): Likewise.
14103 * builtins.c (get_pointer_alignment): Likewise.
14104 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14105 (instantiate_parameters_1): Likewise.
14106 * tree.c (expr_align, stabilize_reference): Likewise.
14107 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14108 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14109 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14110 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14111 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14112 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14114 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14115 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14116 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14117 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14118 (forward_propagate_comparison)
14119 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14120 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14121 * emit-rtl.c (component_ref_for_mem_expr)
14122 (set_mem_attributes_minus_bitpos): Likewise.
14123 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14124 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14126 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14127 (build_function_call, pointer_diff, build_compound_expr)
14128 (c_finish_return): Likewise.
14129 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14130 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14132 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14133 * expr.c (is_aligning_offset): Likewise.
14134 * tree-ssa-alias.c (is_escape_site): Likewise.
14135 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14136 (check_all_va_list_escapes): Likewise.
14137 * tree-ssa-loop-ivopts.c (determine_base_object)
14138 (determine_common_wider_type): Likewise.
14139 * dojump.c (do_jump): Likewise.
14140 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14141 * tree-gimple.c (is_gimple_cast): Likewise.
14142 * fold-const.c (decode_field_reference, )
14143 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14144 (fold_binary): Likewise.
14145 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14146 (already_warned_in_frontend_p): Likewise.
14147 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14148 * tree.c (really_constant_p, get_unwidened): Likewise.
14149 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14150 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14151 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14153 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14155 (CONVERT_EXPR_P): Define.
14156 (CASE_CONVERT): Define.
14158 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14160 PR middle-end/36117
14161 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14162 (delete_unmarked_insns): When deleting a call, call
14163 delete_unreachable_blocks.
14164 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14165 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14167 2008-05-08 Richard Guenther <rguenther@suse.de>
14169 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14170 (-ftree-salias): Likewise.
14171 (salias-max-implicit-fields): Remove param documentation.
14172 (salias-max-array-elements): Likewise.
14173 * tree-pass.h (pass_create_structure_vars): Remove.
14174 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14175 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14176 * tree-ssa-alias.c (create_structure_vars): Remove.
14177 (gate_structure_vars): Likewise.
14178 (pass_create_structure_vars): Likewise.
14179 (gate_build_alias): Likewise.
14180 (pass_build_alias): Adjust to run always and dump the function.
14181 * common.opt (ftree-salias): Hide.
14182 * passes.c (init_optimization_passes): Remove
14183 pass_create_structure_vars, adjust comment.
14184 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14185 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14186 * opts.c (decode_options): Do not set flag_tree_salias.
14187 (common_handle_option): Add OPT_ftree_salias to the backward
14188 compatibility section.
14190 2008-05-08 Richard Guenther <rguenther@suse.de>
14192 * tree-flow-inline.h (var_can_have_subvars): Move ...
14193 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
14194 * tree-flow.h (var_can_have_subvars): Remove.
14195 (push_fields_onto_fieldstack): Remove.
14196 (sort_fieldstack): Likewise.
14197 (struct fieldoff): Move ...
14198 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
14199 alias_set and base_for_components fields.
14200 (sort_fieldstack): Make static.
14201 (push_fields_onto_fieldstack): Likewise. Remove code that
14202 handles anything but RECORD_TYPEs. Remove alias_set and
14203 base_for_components handling.
14204 (create_variable_info_for): Adjust.
14206 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
14208 * common.opt (Wframe-larger-than=): Shorten the help message
14210 * doc/invoke.texi (Wframe-larger-than=): Add more description.
14212 2008-05-08 Rafael Espíndola <espindola@google.com>
14214 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
14216 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
14217 trap and that both operands are gimple values.
14218 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
14219 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
14222 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14224 * read-rtl.c (join_c_conditions): Return the first string if the
14225 two strings are equal.
14227 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
14229 * gensupport.h (pred_data): Add a "num_codes" field.
14230 (add_predicate_code): Declare.
14231 * gensupport.c (add_predicate_code): New function.
14232 (std_pred_table): Add an "allows_const_p" field.
14233 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
14234 Remove the (incomplete) list of such codes from the codes field.
14235 (init_predicate_table): Use add_predicate_code. Add all
14236 RTX_CONST_OBJs if allows_const_p is true.
14237 * genrecog.c (process_define_predicate): Use add_predicate_code.
14239 2008-05-08 David Daney <ddaney@avtrex.com>
14240 Richard Sandiford <rsandifo@nildram.co.uk>
14242 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
14243 special case of constant zero operands.
14244 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
14245 old and new values. Special case constant zero values.
14246 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
14248 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
14249 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
14251 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
14254 * simplify-rtx.c (simplify_plus_minus): Create CONST of
14255 similar RTX_CONST_OBJ before CONST_INT.
14257 2008-05-08 Steve Ellcey <sje@cup.hp.com>
14259 * stmt.c (expand_stack_restore): Change sa mode if needed.
14261 2008-05-08 Richard Guenther <rguenther@suse.de>
14263 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
14264 return type to bool.
14265 (ix86_sol10_return_in_memory): Likewise.
14266 (ix86_i386elf_return_in_memory): Likewise.
14267 (ix86_i386interix_return_in_memory): Likewise.
14268 * config/i386/i386.c (ix86_return_in_memory): Likewise.
14269 (ix86_sol10_return_in_memory): Likewise.
14270 (ix86_i386elf_return_in_memory): Likewise.
14271 (ix86_i386interix_return_in_memory): Likewise.
14273 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14276 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
14278 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
14279 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
14282 2008-05-08 Richard Guenther <rguenther@suse.de>
14284 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
14285 * tree-data-ref.h (struct dr_alias): Remove subvars field.
14286 (DR_SUBVARS): Remove.
14287 * tree-dfa.c (dump_subvars_for): Remove.
14288 (debug_subvars_for): Likewise.
14289 (dump_variable): Do not dump subvars.
14290 (remove_referenced_var): Do not remove subvars.
14291 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
14292 (lookup_subvars_for_var): Remove.
14293 (get_subvars_for_var): Likewise.
14294 (get_subvars_at): Likewise.
14295 (get_first_overlapping_subvar): Likewise.
14296 (overlap_subvar): Likewise.
14297 * tree-flow.h (subvar_t): Remove.
14298 (struct var_ann_d): Remove subvars field.
14299 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
14300 argument. Remove special handling of SFTs.
14301 (compute_tag_properties): Likewise.
14302 (set_initial_properties): Likewise.
14303 (compute_call_clobbered): Likewise.
14304 (count_mem_refs): Likewise.
14305 (compute_memory_partitions): Likewise.
14306 (compute_flow_insensitive_aliasing): Likewise.
14307 (setup_pointers_and_addressables): Likewise.
14308 (new_type_alias): Likewise.
14309 (struct used_part): Remove.
14310 (used_portions): Likewise.
14311 (struct used_part_map): Likewise.
14312 (used_part_map_eq): Likewise.
14313 (used_part_map_hash): Likewise.
14314 (free_used_part_map): Likewise.
14315 (up_lookup): Likewise.
14316 (up_insert): Likewise.
14317 (get_or_create_used_part_for): Likewise.
14318 (create_sft): Likewise.
14319 (create_overlap_variables_for): Likewise.
14320 (find_used_portions): Likewise.
14321 (create_structure_vars): Likewise.
14322 * tree.def (STRUCT_FIELD_TAG): Remove.
14323 * tree.h (MTAG_P): Adjust.
14324 (struct tree_memory_tag): Remove base_for_components and
14325 unpartitionable flags.
14326 (struct tree_struct_field_tag): Remove.
14327 (SFT_PARENT_VAR): Likewise.
14328 (SFT_OFFSET): Likewise.
14329 (SFT_SIZE): Likewise.
14330 (SFT_NONADDRESSABLE_P): Likewise.
14331 (SFT_ALIAS_SET): Likewise.
14332 (SFT_UNPARTITIONABLE_P): Likewise.
14333 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
14334 (union tree_node): Remove sft field.
14335 * alias.c (get_alias_set): Remove special handling of SFTs.
14336 * print-tree.c (print_node): Remove handling of SFTs.
14337 * tree-dump.c (dequeue_and_dump): Likewise.
14338 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
14339 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
14340 * tree-predcom.c (set_alias_info): Do not set subvars.
14341 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
14342 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
14343 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
14344 (add_vars_for_offset): Remove.
14345 (add_virtual_operand): Remove special handling of SFTs.
14346 (add_call_clobber_ops): Likewise.
14347 (add_call_read_ops): Likewise.
14348 (get_asm_expr_operands): Likewise.
14349 (get_modify_stmt_operands): Likewise.
14350 (get_expr_operands): Likewise.
14351 (add_to_addressable_set): Likewise.
14352 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
14353 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14354 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
14355 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
14356 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
14357 (tree_node_structure): Likewise.
14358 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
14360 (find_what_p_points_to): Likewise.
14362 2008-05-08 Sa Liu <saliu@de.ibm.com>
14364 * config/spu/spu.md: Fixed subti3 pattern.
14366 2008-05-08 Richard Guenther <rguenther@suse.de>
14368 PR middle-end/36154
14369 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14370 sure to create a representative for trailing arrays for PTA.
14372 2008-05-08 Richard Guenther <rguenther@suse.de>
14374 PR middle-end/36172
14375 * fold-const.c (operand_equal_p): Two objects which types
14376 differ in pointerness are not equal.
14378 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
14380 * calls.c (compute_argument_block_size): Add argument tree fndecl.
14381 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
14382 (emit_library_call_value_1): Add new variable fndecl initialized by
14383 NULL_TREE. It should be the decl type of orgfun, but this information
14384 seems not to be available here, so it uses the default calling abi.
14385 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
14386 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
14387 by TARGET_RETURN_IN_MEMORY.
14388 * config/i386/i386-interix.h: Likewise.
14389 * config/i386/i386.h: Likewise.
14390 * config/i386/i386elf.h: Likewise.
14391 * config/i386/ptx4-i.h: Likewise.
14392 * config/i386/sol2-10.h: Likewise.
14393 * config/i386/sysv4.h: Likewise.
14394 * config/i386/vx-common.h: Likewise.
14395 * config/cris/cris.h: Removed #if 0 clause.
14396 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
14397 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
14399 (ix86_sol10_return_in_memory): Likewise.
14400 (ix86_i386elf_return_in_memory): New.
14401 (ix86_i386interix_return_in_memory): New.
14402 * config/mt/mt-protos.h (mt_return_in_memory): New.
14403 * config/mt/mt.c: Likewise.
14404 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14405 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
14406 * config/bfin/bfin.h: Likewise.
14407 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
14409 * config/bfin/bfin.c: Likewise.
14410 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
14411 * config/alpha/unicosmk.h: Likewise.
14412 * config/i386/cygming.h: Likewise.
14413 * config/iq2000/iq2000.h: Likewise.
14414 * config/mips/mips.h: Likewise.
14415 * config/mn10300/mn10300.h: Likewise.
14416 * config/rs6000/rs6000.h: Likewise.
14417 * config/score/score.h: Likewise.
14418 * config/spu/spu.h: Likewise.
14419 * config/v850/v850.h: Likewise.
14420 * defaults.h: Likewise.
14421 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
14422 * expr.c (emit_block_move): Adjust use of
14423 OUTGOING_REG_PARM_STACK_SPACE.
14424 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
14425 OUTGOING_REG_PARM_STACK_SPACE.
14426 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
14428 2008-05-08 Jakub Jelinek <jakub@redhat.com>
14430 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
14431 on OMP_RETURN for OMP_FOR.
14434 * dwarf2out.c (dw_expand_expr, common_check): Removed.
14435 (fortran_common): New function.
14436 (gen_variable_die): Call fortran_common instead of common_check,
14437 adjust for it returning tree instead of rtx. Formatting.
14439 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
14443 * see.c (see_copy_insn): Copy new pure const attributes for new call.
14444 * c-decl.c (merge_decls): Ditto.
14445 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
14446 to RTL_CONST_OR_PURE_CALL_P.
14447 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
14448 Initialized DECL_LOOPING_CONST_PURE.
14449 (process_call_operands): Set tree_side_effects properly.
14450 * tree.h (TREE_READONLY_DECL_P): Removed.
14451 (DECL_IS_PURE): Renamed to DECL_PURE_P.
14452 (DECL_LOOPING_OR_CONST_P): New macro.
14453 (struct tree_function_decl): Added looping_const_or_pure_p.
14454 (ECF_*) Renumbered.
14455 (ECF_LOOPING_OR_CONST_P): New macro.
14456 * rtlanal.c (pure_const_p): Removed.
14457 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
14458 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
14459 to RTL_CONST_CALL_P.
14460 * ipa-pure-const.c (pure_const_state_e): Added looping field.
14461 (check_decl, check_tree, check_call, scan_function): Initialize
14463 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
14464 (static_execute): Set looping true for recursive functions.
14465 Undo setting state to IPA_NEITHER for recursive functions.
14466 * cse.c (cse_insn):
14467 * ifcvt.c (noce_can_store_speculate_p): Changed
14468 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
14469 RTL_CONST_OR_PURE_CALL_P.
14470 * dse.c (scan_insn): Ditto.
14471 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
14472 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
14473 RTL_CONST_OR_PURE_CALL_P.
14474 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
14475 pure_call_p to RTL_CONST_CALL_P.
14476 * gimplify.c (gimplify_call_expr): Clear side effects for
14477 non-looping pure and constant calls.
14478 * calls.c (emit_call_1): Set rtl flags from ecf flags.
14479 (flags_from_decl_or_type): Set ecf flags from decl flags.
14480 (initialize_argument_information): Turn off
14481 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
14482 Change const to pure if callee_copies is true rather than just
14484 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
14485 way of marking pure calls.
14486 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
14487 Remove hack that was supposed to fix pr7335 and remove old
14488 way of marking pure calls.
14489 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
14490 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
14491 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
14492 RTL_CONST_OR_PURE_CALL_P.
14493 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
14494 * loop-invariant.c (find_exits, find_invariant_bb): Changed
14495 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14496 * sched-deps.c (schedule_analyze): Ditto.
14497 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14498 return_val field of calls to represent pure and const function info.
14499 (CONST_OR_PURE_CALL_P): Deleted macro.
14500 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14501 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14502 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14504 * tree-optimize.c (execute_fixup_cfg): Added test for
14505 ECF_LOOPING_CONST_OR_PURE.
14506 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14508 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14509 effects for looping pure or const calls.
14510 (verify_gimple_expr): Added verification code.
14511 * config/alpha/alpha.c (alpha_legitimize_address,
14512 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14514 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14515 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14516 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14517 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14518 RTL_CONST_OR_PURE_CALL_P.
14519 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14520 and const calls to be deleted.
14522 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14525 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14526 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14527 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14528 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14529 to handle nonimmediate operands.
14530 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14531 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14532 to handle nonimmediate operands.
14533 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14534 (mmx_pmulhrwv4hi3): New expander. Use
14535 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14536 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14537 (sse2_umulv1siv1di3): New expander. Use
14538 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14539 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14540 (mmx_eq<mode>3): New expander. Use
14541 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14542 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14543 (mmx_uavgv8qi3): New expander. Use
14544 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14545 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14546 (mmx_uavgv4hi3): New expander. Use
14547 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14549 * config/i386/sse.md
14550 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14551 to handle nonimmediate operands.
14552 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14553 to handle nonimmediate operands.
14554 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14555 to handle nonimmediate operands.
14556 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14557 to handle nonimmediate operands.
14558 (sse2_unpckhpd_exp): New expander. Use
14559 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14560 (sse2_unpcklpd_exp): New expander. Use
14561 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14562 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14563 to handle nonimmediate operands.
14564 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14565 to handle nonimmediate operands.
14566 (*sse2_<plusminus_insn><mode>3): Rename from
14567 sse2_<plusminus_insn><mode>3 insn pattern.
14568 (sse2_<plusminus_insn><mode>3): New expander. Use
14569 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14570 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14571 (sse2_umulv2siv2di3): New expander. Use
14572 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14573 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14574 (sse4_1_mulv2siv2di3): New expander. Use
14575 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14576 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14577 (sse2_pmaddwd): New expander. Use
14578 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14579 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14580 (sse2_eq<mode>3): New expander. Use
14581 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14582 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14583 (sse4_1_eqv2di3): New expander. Use
14584 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14585 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14586 (sse2_uavgv16qi3): New expander. Use
14587 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14588 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14589 (sse2_uavgv16qi3): New expander. Use
14590 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14591 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14592 (sse2_uavgv8hi3): New expander. Use
14593 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14594 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14595 (ssse3_pmulhrswv8hi3): New expander. Use
14596 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14597 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14598 (ssse3_pmulhrswv4hi3): New expander. Use
14599 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14601 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14602 (<sse>_vmmul<mode>3): Ditto.
14603 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14605 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14606 (ssse3_pmaddubsw): Ditto.
14608 * config/i386/i386.c (struct_builtin_description)
14609 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14610 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14611 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14612 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14613 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14614 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14615 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14616 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14617 (ix86_fixup_binary_operands): Assert that src1
14618 and src2 must have the same mode when swapped.
14619 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14620 and ix86_binary_operator_ok. Do not force operands in registers
14623 2008-05-07 Jan Hubicka <jh@suse.cz>
14625 * cgraph.c (dump_cgraph_node): Update.
14626 * cgraph.h (cgraph_local_info): Break out inline summary.
14627 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14629 * ipa-inline (inline_summary): New accestor function.
14630 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14631 cgraph_decide_inlining, compute_inline_parameters): Update.
14632 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14634 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14636 Cleanup ColdFire scheduling support and add V4 pipeline model.
14638 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14639 (define_attr cpu): Add cfv4 value.
14640 (define_attr type, define_attr type1): Merge into a single 'type'
14641 attribute. Update all uses.
14642 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14643 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14645 (define_attr opx_mem, define_attr opy_mem): Remove.
14646 (define_attr op_mem): Clean up, update comment.
14647 (define_attr size): Use specific values instead of general int.
14648 (define_attr guess, define_attr split): Remove. Update all uses.
14649 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14650 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14651 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14652 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14653 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14654 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14655 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14656 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14657 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14658 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14659 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14660 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14661 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14662 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14663 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14664 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14665 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14666 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14667 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14668 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14669 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14670 Update or set attributes.
14671 (stack_tie): New fake instruction.
14673 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14674 (m68k_sched_attr_size): Update declaration.
14675 (m68k_sched_attr_type2): Remove.
14676 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14677 Declare new bypass predicates.
14679 * config/m68k/m68k.c (m68k_sched_issue_rate,
14680 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14682 (TARGET_SCHED_ISSUE_RATE,
14683 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14684 (override_options): Handle scheduling for ColdFire V4 core.
14685 (m68k_expand_prologue): Emit stack_tie.
14686 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14687 'OP_TYPE_FPN'. Update all uses.
14688 (sched_guess_p): Remove.
14689 (sched_address_type): Handle symbolic addresses.
14690 (sched_get_operand): New static function.
14691 (sched_operand_type): Merge into sched_attr_op_type.
14692 (sched_attr_op_type): Handle FP registers, handle quick constants,
14694 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14695 (m68k_sched_attr_size): Update. Move logic to ...
14696 (sched_get_attr_size_int): New static function.
14697 (sched_get_opxy_mem_type): New static function.
14698 (m68k_sched_attr_op_mem): Update.
14699 (m68k_sched_attr_type2): Remove.
14700 (sched_cfv4_bypass_data): New static variable.
14701 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14702 (m68k_sched_issue_rate): Implement scheduler hook.
14703 (struct _sched_ib: enabled_p): New field.
14704 (m68k_sched_variable_issue): Update. Handle V4.
14705 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14706 sched_dump_class_func_t, sched_dump_split_class,
14707 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14708 sched_dump_dfa_class, m68k_sched_dump): Remove.
14709 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14711 (m68k_sched_init_global): Remove statisctics dumping, introduce
14712 sanity check that all instructions have pipeline reservations. Handle
14714 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14715 Handle ColdFire V4 core.
14716 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14717 New static functions.
14718 (m68k_sched_address_bypass_p): New bypass predicate.
14719 (sched_get_indexed_address_scale): New static function.
14720 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14722 * cf.md: Update comments.
14723 (define_attr type2): Remove. Use 'type' attribute instead.
14725 (cf_ib): Rename to cfv123_ib. Update all uses.
14726 (cf_oep): Rename to cfv123_oep. Update all uses.
14727 (cf_chr): Rename to cfv123_chr. Update all uses.
14728 (cf_mem): Rename to cfv123_mem. Update all uses.
14729 (cf_mac): Move to more appropriate place.
14730 (cfv123_guess): New automaton and cpu_unit.
14731 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14732 Update uses of 'size' attribute. Handle before reload scheduling.
14733 (cfv123_guess): New dummy reservation for unhandled instructions.
14734 (cfv4_*): Pipeline description of ColdFire V4 core.
14735 (ignore): New reservation to handle 'ignore' type.
14737 2008-05-07 Ian Lance Taylor <iant@google.com>
14739 PR middle-end/36013
14740 * gimplify.c (find_single_pointer_decl_1): Don't look through
14742 (find_single_pointer_decl): Adjust comments.
14744 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14746 PR middle-end/36137
14747 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14748 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14750 PR middle-end/36106
14751 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14752 integral type rather than floating point, then VIEW_CONVERT_EXPR
14753 to the floating point type.
14755 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14757 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14758 TFmode op0 to register.
14760 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14762 * c-decl.c (grokdeclarator): Comment typo.
14764 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14766 * tree-flow.h: Remove prototype for computed_goto_p.
14767 * tree-cfg.c (computed_goto_p): Make static.
14769 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14772 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14773 (contains_aligned_value_p): This. Handle _Decimal128.
14774 (ix86_function_arg_boundary): Only align _Decimal128 to its
14775 natural boundary and handle it properly.
14777 2008-05-06 Martin Jambor <mjambor@suse.cz>
14779 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14780 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14781 (ipcp_method_set_orig_node): Removed.
14782 (ipcp_cval_get_cvalue_type): Removed.
14783 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14784 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14785 (ipcp_cval_set_cvalue_type): Removed.
14786 (ipcp_cval_get_cvalue): Removed.
14787 (ipcp_cval_set_cvalue): Removed.
14788 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14789 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14790 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14791 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14792 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14793 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14794 (ipcp_get_ith_lattice): Changed parameters.
14795 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14796 (ipcp_lattice_from_jfunc): Changed parameters.
14797 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14798 (ipcp_method_cval_print): Added temporary variable info.
14799 (ipcp_redirect): Removed already unused local variable caller.
14800 (ipcp_redirect): New temporary variable orig_callee_info
14801 (ipcp_redirect): Removed newly unused local variable callee.
14802 (ipcp_redirect): Removed (a bit confusing) local variable type.
14803 (ipcp_insert_stage): Added local variable info.
14804 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14806 (ipcp_formal_create): Removed.
14807 (ipcp_method_cval_set): Removed.
14808 (ipcp_propagate_stage): Renamed lattice variables.
14809 (ipcp_method_cval_set_cvalue_type): Removed.
14810 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14811 (ipcp_print_all_lattices): Changed printed strings to refer to
14812 lattices rather than cvals.
14813 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14814 (ipcp_propagate_const): Changed formal parameters.
14815 (build_const_val): Changed formal parameters.
14816 (ipcp_insert_stage): Removed useless variable cvalue
14817 (build_const_val): Changed formal parameters.
14818 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14819 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14820 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14821 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14822 (ipcp_print_func_profile_counts): Changed string from "method" to
14824 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14825 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14826 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14827 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14828 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14829 (ipcp_lat_is_const): Changed parameters and made inline.
14830 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14831 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14832 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14833 the predicate condition directly
14834 (ipcp_propagate_stage): Added local variable args. Removed local
14835 variable callee. (Both are mere code simplifications.)
14836 (ipcp_method_dont_insert_const): Renamed to
14837 ipcp_node_not_modifiable_p.
14838 (ipcp_node_not_modifiable_p): Made inline.
14839 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14840 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14841 (ipcp_print_all_lattices): Removed variable cvalue
14842 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14845 2008-05-06 Olivier Hainque <hainque@adacore.com>
14847 * tree-sra.c (try_instantiate_multiple_fields): Early return
14848 if field has POINTER_TYPE.
14850 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14852 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14853 by using 'q' specifier for instruction.
14854 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14856 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14858 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14859 Change mode of zero_extract from QImode to HImode.
14860 (sign bit tests peepholes): (Ditto.).
14862 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14864 * config/i386/mmx.md: Remove double backslashes from asm templates.
14865 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14866 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14867 to handle nonimmediate operands.
14868 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14869 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14870 to handle nonimmediate operands.
14871 (*mmx_<code>v2sf3_finite): New insn pattern.
14872 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14873 (mmx_<code>v2sf3): New expander. Use
14874 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14875 (mmx_<plusminus_insn><mode>3): New expander. Use
14876 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14877 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14878 (mmx_add<mode>3): Removed.
14879 (mmx_ssadd<mode>3): Ditto.
14880 (mmx_usadd<mode>3): Ditto.
14881 (mmx_sub<mode>3): Ditto.
14882 (mmx_sssub<mode>3): Ditto.
14883 (mmx_ussub<mode>3): Ditto.
14884 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14885 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14886 to handle nonimmediate operands.
14887 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14889 (mmx_smulv4hi3_highpart): New expander. Use
14890 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14891 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14893 (mmx_umulv4hi3_highpart): New expander. Use
14894 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14895 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14896 (mmx_<code>v4hi3): New expander. Use
14897 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14898 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14899 (mmx_<code>v8qi3): New expander. Use
14900 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14901 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14902 (mmx_<code><mode>3): New expander. Use
14903 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14905 2008-05-05 Jan Hubicka <jh@suse.cz>
14907 PR tree-optimization/36118
14908 * passes.c (pass_init_dump_file): Fix dump header.
14910 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14912 PR middle-end/36141
14913 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14914 VCE for function decls.
14916 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14918 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14920 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14922 * config/i386/i386.md (sat_plusminus): New.
14923 (plusminus_insn): Likewise.
14924 (plusminus_mnemonic): Likewise.
14926 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14927 (*<addsub><mode>3_cc_overflow): Renamed to ...
14928 (*<plusminus_insn><mode>3_cc_overflow): This.
14929 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14930 (*<plusminus_insn>si3_zext_cc_overflow): This.
14932 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14933 (<plusminus_insn><mode>3): This.
14934 (*<addsub><mode>3): Renamed to ...
14935 (*<plusminus_insn><mode>3): This.
14936 (<sse>_vm<addsub><mode>3): Renamed to ...
14937 (<sse>_vm<plusminus_insn><mode>3): This.
14938 (sse3_h<addsub>v4sf3): Renamed to ...
14939 (sse3_h<plusminus_insn>v4sf3): This.
14940 (sse3_h<addsub>v2df3): Renamed to ...
14941 (sse3_h<plusminus_insn>v2df3): This.
14942 (<plusminus_insn><mode>3): New.
14943 (*<plusminus_insn><mode>3): Likewise.
14944 (sse2_<plusminus_insn><mode>3): Likewise.
14945 (add<mode>): Removed.
14946 (*add<mode>3): Likewise.
14947 (sse2_ssadd<mode>3): Likewise.
14948 (sse2_usadd<mode>3): Likewise.
14949 (sub<mode>3): Likewise.
14950 (*sub<mode>3): Likewise.
14951 (sse2_sssub<mode>3): Likewise.
14952 (sse2_ussub<mode>3): Likewise.
14954 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14956 * gthr-single.h: Add in required interface elements as per gthr.h.
14957 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14958 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14959 Generalize UNUSED macro.
14960 (__gthread_once): Add.
14961 (__gthread_key_create): Add.
14962 (__gthread_key_delete): Add.
14963 (__gthread_getspecific): Add.
14964 (__gthread_setspecific): Add.
14966 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14968 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14969 the same size types for the indirect reference on the rhs, then
14972 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14974 * config/i386/i386.md
14975 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14976 one insn template instead of template series.
14977 (*xordi_1_rex64): Ditto.
14978 (*xordi_2_rex64): Ditto.
14980 2008-05-05 Ira Rosen <irar@il.ibm.com>
14982 PR tree-optimization/36119
14983 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14986 2008-06-04 Jan Hubicka <jh@suse.cz>
14988 tree-optimization/36100
14989 * tree-pass.h (pass_O0_always_inline): Declare.
14990 * ipa-inline.c (inline_transform): Remove dead code.
14991 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14992 pass_O0_always_inline): New.
14993 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14995 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14997 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14998 mnemonic in this_param move for TARGET_64BIT.
15000 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15002 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15003 (*strmovsi_rex_1): Ditto.
15004 (*strsetsi_1): Ditto.
15005 (*strsetsi_rex_1): Ditto.
15007 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15008 adddicc expanders using SWI mode iterator.
15010 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15013 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15016 2008-05-04 David S. Miller <davem@davemloft.net>
15018 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15019 (sparc*-*-linux*): Use linux.h in tm_file.
15020 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15021 compiler defaulting to 32-bit.
15022 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15024 * config/sparc/linux.h: Remove definitions now obtained
15025 properly from linux.h
15026 * config/sparc/linux64.h: Likewise.
15027 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15028 don't want this setting for 32-bit builds in a biarch compiler.
15029 * doc/install.texi: Add sparc-linux to list of targets
15030 supporting --enable-targets=all.
15032 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15034 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15036 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15038 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15039 after V4SI_FTYPE_V8HI.
15040 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15041 case V4SI_FTYPE_V2DF.
15043 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15045 * doc/invoke.texi (max-flow-memory-locations): Removed.
15046 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15048 2008-05-03 Richard Guenther <rguenther@suse.de>
15050 PR middle-end/34973
15051 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15053 2008-05-02 David S. Miller <davem@davemloft.net>
15055 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15057 2008-05-02 Simon Baldwin <simonb@google.com>
15060 * c-common.h (warn_array_subscript_range): Removed.
15061 * c-common.c (warn_array_subscript_range): Ditto.
15062 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15063 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15065 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15067 * config/i386/i386.c (ix86_special_builtin_type): New.
15068 (bdesc_special_args): Likewise.
15069 (ix86_expand_special_args_builtin): Likewise.
15070 (ix86_init_mmx_sse_builtins): Updated.
15071 (ix86_expand_builtin): Updated.
15072 (ix86_expand_store_builtin): Removed.
15073 (ix86_expand_unop_builtin): Likewise.
15075 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15076 * config/i386/mmintrin.h (__v2sf): Here.
15078 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15080 (_mm_loadl_pi): Likewise.
15081 (_mm_storeh_pi): Replace __v2si with __v2sf.
15082 (_mm_storel_pi): Likewise.
15084 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15085 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15086 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15087 __builtin_ia32_loadlpd.
15089 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15091 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15092 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15093 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15094 (ix86_init_mmx_sse_builtins): Updated.
15095 (ix86_expand_args_builtin): Likewise.
15096 (ix86_expand_builtin): Likewise.
15097 (ix86_expand_unop1_builtin): Renamed to ...
15098 (ix86_expand_unop_vec_merge_builtin): This.
15100 2008-05-01 Jan Hubicka <jh@suse.cz>
15103 * ipa-inline.c (inline_generate_summary): Make static.
15104 (inline_transform): Do not call inlining at -O0; make static.
15105 * passes.c (execute_todo): Add sanity check.
15106 (execute_one_ipa_transform_pass): Execute proper flags.
15108 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15110 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15111 (DECL_NONADDRESSABLE_P): Likewise.
15112 * alias.c (record_component_aliases): Fix comment.
15114 2008-05-01 Simon Baldwin <simonb@google.com>
15116 * c-common.h (warn_array_subscript_range): New function.
15117 * c-common.c (warn_array_subscript_range): Ditto.
15118 * tree-vrp.c (check_array_ref): Corrected code to agree with
15119 comment, ignoring only arrays of size 0 or size 1.
15120 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15122 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15124 * config/i386/i386.c (ix86_builtin_type): Replace
15125 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15126 (bdesc_args): Updated.
15127 (ix86_init_mmx_sse_builtins): Likewise.
15128 (ix86_expand_args_builtin): Likewise.
15130 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15133 * doc/extend.texi: Correct __builtin_ia32_palignr.
15135 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15138 * config/i386/i386.c (bdesc_crc32): Removed.
15139 (ix86_expand_crc32): Likewise.
15140 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15141 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15142 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15143 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15144 UINT_FTYPE_UINT_UCHAR.
15145 (bdesc_args): Updated. Add crc32 builtins.
15146 (ix86_init_mmx_sse_builtins): Updated.
15147 (ix86_expand_args_builtin): Updated to support subreg.
15149 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15151 2008-05-01 Jan Hubicka <jh@suse.cz>
15153 * tree-pass.h (opt_pass): Add IPA_PASS.
15154 (varpool_node, cgraph_node): Forward declare.
15155 (ipa_opt_pass): Define.
15156 (pass_ipa_inline): Turn into ipa_opt_pass.
15157 (pass_apply_inline): Remove.
15158 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15159 (apply_inline): Turn into ....
15160 (inline_transform): ... this one.
15161 (inline_generate_summary): New function.
15162 (pass_apply_inline): Remove.
15163 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15165 (struct function): Add ipa_transforms_to_apply.
15166 * passes.c (register_one_dump_file): Work on IPA_PASS.
15167 (init_optimization_passes): Remove pass_inline_parameters and
15169 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15170 (execute_one_pass) ... here; apply transforms when possible.
15171 (add_ipa_transform_pass, execute_ipa_summary_asses,
15172 execute_one_ipa_transform_pass): New.
15173 (execute_ipa_pass_list): Update for IPA_PASS type.
15175 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15177 * config/i386/i386.c (ix86_builtin_type): Add
15178 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15179 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
15180 (bdesc_args): Add SSE4a builtins.
15181 (ix86_init_mmx_sse_builtins): Updated.
15182 (ix86_expand_args_builtin): Likewise.
15183 (ix86_expand_builtin): Likewise.
15185 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15187 * config/i386/i386.c (ix86_builtin_type): Add
15188 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
15189 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
15190 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
15191 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
15192 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
15193 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
15194 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
15195 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
15196 and DI_FTYPE_DI_DI_INT.
15197 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
15198 (ix86_init_mmx_sse_builtins): Updated.
15199 (ix86_expand_args_builtin): Likewise.
15200 (ix86_expand_builtin): Likewise.
15201 (ix86_expand_binop_imm_builtin): Removed.
15203 * doc/extend.texi: Correct __builtin_ia32_palignr128.
15205 2008-04-30 Richard Guenther <rguenther@suse.de>
15207 PR tree-optimization/32921
15208 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
15210 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
15212 * config/arm/arm.c (arm_unwind_emit): Use
15213 crtl->all_throwers_are_sibcalls instead of
15214 cfun->all_throwers_are_sibcalls.
15215 (arm_output_fn_unwind): Likewise.
15216 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
15217 instead of cfun->uses_pic_offset_table.
15218 (frv_expand_prologue): Likewise.
15219 (frv_frame_pointer_required): Likewise.
15220 (frv_expand_fdpic_call): Likewise.
15221 (frv_emit_movsi): Likewise.
15222 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
15223 cfun->returns_pcc_struct instead of
15224 current_function_returns_pcc_struct.
15225 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
15226 instead of cfun->calls_eh_return.
15227 (m32c_pushm_popm): Likewise.
15228 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
15229 "extern" declaration.
15231 2008-04-30 Richard Guenther <rguenther@suse.de>
15233 PR tree-optimization/21636
15234 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
15236 (evaluate_stmt): Print the likely value.
15237 (ccp_visit_stmt): Avoid excessive vertical spacing.
15239 2008-04-30 Rafael Espíndola <espindola@google.com>
15241 * builtins.c (fold_call_expr): Return realret.
15242 * tree-ssa-threadedge.c
15243 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15244 __builtin_object_size.
15246 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
15248 * gcc.c (wrapper_string): New variable.
15249 (insert_wrapper): New function.
15250 (execute): New option -wrapper.
15251 * doc/invoke.texi (Overall Options): New driver option -wrapper.
15253 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
15255 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
15256 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
15257 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
15259 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
15260 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
15261 config/rs6000/e500crtres64gprctr.asm,
15262 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
15263 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
15264 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
15265 config/rs6000/e500crtsav64gprctr.asm,
15266 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
15267 config/rs6000/e500crtsavg64gprctr.asm: New files.
15268 * config/rs6000/t-ppccomm: Add build rules for new files.
15269 (LIB2FUNCS_STATIC_EXTRA): Add new files.
15270 * config/rs6000/t-netbsd: Add build rules for new files.
15271 (LIB2FUNCS_STATIC_EXTRA): New variable.
15272 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
15273 (CRTSAVRES_DEFAULT_SPEC): Likewise.
15274 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
15276 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
15278 * config/i386/i386.c (ix86_builtin_type): Add
15279 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
15280 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
15281 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
15282 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
15283 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
15284 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
15285 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
15286 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
15287 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
15288 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
15289 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
15290 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
15291 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
15292 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
15293 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
15294 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
15295 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
15296 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
15297 V1DI_FTYPE_V2SI_V2SI.
15298 (bdesc_2arg): Moved to ...
15299 (bdesc_args): Here.
15300 (ix86_init_mmx_sse_builtins): Updated.
15301 (ix86_expand_args_builtin): Updated. Take a pointer
15302 to const struct builtin_description. Handle comparison
15304 (ix86_expand_sse_compare): Take a new argument for swapping operands.
15305 (ix86_expand_builtin): Updated.
15307 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
15308 (ssse3_pmaddubsw128): This.
15309 (ssse3_pmaddubswv4hi3): Renamed to ...
15310 (ssse3_pmaddubsw): This.
15312 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
15313 (__builtin_ia32_packssdw128): Likewise.
15314 (__builtin_ia32_packuswb128): Likewise.
15315 (__builtin_ia32_pmaddubsw): Likewise.
15316 (__builtin_ia32_pmaddubsw128): Likewise.
15318 2008-04-30 Richard Guenther <rguenther@suse.de>
15320 PR tree-optimization/14847
15321 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
15322 (recognize_bits_test): Use it.
15323 (recognize_single_bit_test): Likewise.
15325 2008-04-30 Martin Jambor <mjambor@suse.cz>
15327 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
15328 instead of setting number of formal parameters to zero.
15329 (ipcp_init_stage): Do not set the number of actual parameters to zero
15331 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
15332 which are called with variable number of arguments.
15333 (ipcp_insert_stage): Explicitely skipping all nodes which are
15334 called with variable number of arguments.
15335 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
15336 number of parameters.
15338 * ipa-prop.h (struct ipa_node_params): Added flag
15339 called_with_var_arguments
15340 (ipa_set_param_count): Added. Changed sole setter to use it.
15341 (ipa_get_param_count): Added. All readers of param_count
15342 converted to use it instead.
15343 (ipa_set_called_with_variable_arg): Added.
15344 (ipa_is_called_with_var_arguments): Added.
15345 (ipa_get_ith_param): Added. All readers of param_decls converted
15347 (ipa_set_cs_argument_count): Added, sole writer to argument_count
15349 (ipa_get_cs_argument_count): Added, all readers of argument_count
15351 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
15354 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
15355 (struct ipcp_lattice): Renamed cval_type to type
15356 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
15358 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
15359 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
15360 (ipcp_insert_stage): Changed the type of variable cvalue to tree
15361 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
15362 (build_const_val): Changed the type of parameter cvalue to tree
15363 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
15364 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
15366 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
15369 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
15370 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
15371 (ipa_add_method): Renamed to ipa_push_func_to_list
15372 (ipa_remove_method): Renamed to ipa_pop_func_from_list
15373 (ipa_callsite_param_count): Removed.
15374 (ipa_callsite_param_count_set): Removed.
15375 (ipa_callsite_param): Removed.
15376 (ipa_callsite_callee): Removed.
15377 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
15378 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
15379 (ipa_method_formal_count): Removed.
15380 (ipa_method_formal_count_set): Removed.
15381 (ipa_method_get_tree): Removed.
15382 (ipa_method_tree_map_create): Removed.
15383 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
15384 (ipa_create_param_decls_array): Creates the array itself
15385 (ipa_create_param_decls_array): Temporary variable info instead of
15386 a few dereferences.
15387 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
15388 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
15389 (get_type): Removed.
15390 (ipa_jf_get_info_type): Removed.
15391 (ipa_node_create): Renamed to ipa_create_node_params
15392 (ipa_free): Renamed to ipa_free_all_node_params
15393 (ipa_nodes_create): Renamed to ipa_create_all_node_params
15394 (ipa_edges_create): Renamed to ipa_create_all_edge_args
15395 (ipa_edges_free): Renamed to ipa_free_all_edge_args
15396 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
15397 (ipa_free_all_node_params): Deallocation to jump_functions moved to
15398 ipa_free_all_edge_args
15399 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
15400 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
15401 (ipa_create_methodlist_node): Removed.
15402 (ipa_methodlist_method): Removed.
15403 (ipa_methodlist_method_set): Removed.
15404 (ipa_methodlist_next_method): Removed.
15405 (ipa_methodlist_next_method_set): Removed.
15406 (ipa_method_is_modified): Removed.
15407 (ipa_method_modify_create): Removed.
15408 (ipa_method_modify_init): Temporary variable info instead of a few
15410 (ipa_detect_param_modifications): Temporary variable info instead of
15411 a few dereferences.
15412 (ipa_compute_jump_functions): Temporary variable info instead of
15413 a few dereferences.
15414 (ipa_method_modify_set): Removed.
15415 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
15416 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
15417 than craph_node as the first parameter.
15418 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
15419 (ipa_method_modify_init): Removed.
15420 (ipa_compute_jump_functions): Added a temp variable instead of
15421 repeatadly dereferencing the cgraph_edge.aux pointer
15422 (ipa_callsite_param_set_type): Removed.
15423 (ipa_compute_jump_functions): i renamed to index and moved to
15425 (ipa_callsite_param_set_info_type_formal): Removed.
15426 (ipa_callsite_param_set_info_type): Removed.
15427 (ipa_callsite_param_map_create): Removed.
15428 (ipa_callsite_tree): Removed.
15429 (ipa_callsite_caller): Removed.
15430 (ipa_pop_func_from_list): return_method removed to return_func
15432 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
15433 prefixed all values with IPA_. Changed all users.
15434 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
15435 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
15436 and FORMAL_IPATYPE IPA_PASS_THROUGH.
15437 (union parameter_info): Renamed to jump_func_value.
15438 (union jump_func_value): Renamed value to constant
15439 (struct ipa_jump_func): Renamed info_type to value
15440 (struct ipa_node): Renamed to ipa_node_params
15441 (struct ipa_node_params): Renamed ipa_arg_num to param_count
15442 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
15443 (struct ipa_node_params): Renamed ipa_mod to modified_flags
15444 (struct ipa_edge): Renamed to ipa_edge_args
15445 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
15446 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
15447 (struct ipa_methodlist): Renamed to ipa_func_list
15448 (struct ipa_func_list): method_p renamed to node, next_method
15450 (ipa_methodlist_p): Removed, switched all users to struct pointer
15451 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
15453 2008-04-30 Alan Modra <amodra@bigpond.net.au>
15455 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
15456 (rs6000_emit_epilogue): Use backchain to restore only when we
15457 have a large frame. Make use of frame pointer to restore if we
15458 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
15460 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
15462 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15463 Add mode to zero_extract.
15464 (sign bit tests peepholes): (Ditto.).
15466 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
15468 * config/i386/i386.c (ix86_builtins): Replace Prescott New
15469 Instructions in comments with SSE3.
15470 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
15471 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
15472 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
15473 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
15474 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
15475 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
15476 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
15477 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
15478 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
15479 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
15480 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
15481 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
15482 (bdesc_sse_args): Renamed to ...
15483 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
15484 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
15485 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
15486 IX86_BUILTIN_FABSQ.
15487 (bdesc_1arg): Moved to ...
15488 (bdesc_args): Here.
15489 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
15490 Instructions in comments with SSE3.
15491 (ix86_expand_sse_operands_builtin): Renamed to ...
15492 (ix86_expand_args_builtin): This. Updated.
15493 (ix86_expand_unop1_builtin): Update comments.
15494 (ix86_expand_builtin): Updated.
15496 2008-04-29 Richard Guenther <rguenther@suse.de>
15498 PR tree-optimization/36078
15499 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15500 Update virtual SSA form after cleaning up the CFG.
15502 2008-04-29 Richard Guenther <rguenther@suse.de>
15504 PR middle-end/15255
15505 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15507 2008-04-29 Richard Guenther <rguenther@suse.de>
15509 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15510 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15511 (compute_flow_insensitive_aliasing): Do not treat
15512 PTR_IS_REF_ALL pointers special.
15513 (get_smt_for): Likewise.
15514 (may_alias_p): Re-structure.
15515 (is_escape_site): A ref-all pointer conversion is not an escape site.
15516 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15517 PTR_IS_REF_ALL pointers special.
15518 * tree-ssa-structalias.h (struct alias_info): Remove
15519 ref_all_symbol_mem_tag field.
15520 (PTR_IS_REF_ALL): Remove.
15522 2008-04-29 Richard Guenther <rguenther@suse.de>
15524 PR middle-end/36077
15525 * fold-const.c (extract_muldiv_1): In combining division constants
15526 make sure to never overflow.
15528 2008-04-29 Nick Clifton <nickc@redhat.com>
15530 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15532 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15535 * optc-gen.awk: Work around HP-UX/IA awk bug.
15537 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15539 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15542 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15545 * config/i386/i386.md
15546 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15547 Change operand 1 predicate to nonimmediate_operand.
15549 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15552 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15554 * gengtype.c (walk_type, write_func_for_structure): Handle
15556 * doc/gty.texi: Document chain_circular.
15558 2008-04-28 Richard Guenther <rguenther@suse.de>
15560 PR tree-optimization/36066
15561 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15564 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15567 * config/i386/i386.md
15568 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15569 Use match_scratch instead of match_operand for operands 3 and 4.
15571 2008-04-27 Richard Guenther <rguenther@suse.de>
15573 PR tree-optimization/18754
15574 PR tree-optimization/34223
15575 * tree-pass.h (pass_complete_unrolli): Declare.
15576 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15577 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15578 Rewrite loop into loop closed SSA form if it is not already.
15579 (tree_unroll_loops_completely): Re-structure to iterate over
15580 innermost loops with intermediate CFG cleanups.
15581 Unroll outermost loops only if requested or the code does not grow
15583 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15584 loops are available.
15585 (tree_vectorize): Instead do so here.
15586 (tree_complete_unroll): Also unroll outermost loops.
15587 (tree_complete_unroll_inner): New function.
15588 (gate_tree_complete_unroll_inner): Likewise.
15589 (pass_complete_unrolli): New pass.
15590 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15591 uses outside of the loop.
15592 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15593 form if it is available.
15594 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15595 * passes.c (init_optimization_passes): Schedule complete inner
15596 loop unrolling pass before the first CCP pass after final inlining.
15598 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15600 * targhooks.h (default_emutls_var_fields,
15601 default_emutls_var_init): Declare.
15602 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15603 * target.h (struct gcc_target): Add struct emutls member.
15604 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15605 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15606 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15607 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15608 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15609 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15610 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15611 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15612 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15613 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15614 emit debug information.
15615 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15616 * varasm.c: Include targhooks.h.
15617 (emutls_object_section, emutls_tmpl_section): New.
15618 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15619 (EMUTLS_SEPARATOR): New.
15620 (prefix_name): New.
15621 (get_emutls_object_name): New.
15622 (default_emutls_var_fields): New, broken out of ...
15623 (get_emutls_object_type): ... here. Adjust to use target hooks.
15624 (get_emutls_init_templ_addr): Adjust to use target hooks.
15625 (emutls_decl): Adjust to use target hooks.
15626 (emutls_finish): Likewise.
15627 (default_emutls_var_init): New, broken out of ...
15628 (assemble_variable): ... here. Adjust to use target hooks.
15629 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15630 SECCAT_EMUTLS_TMPL.
15631 * c-common.c (handle_section_attribute): Prevent overriding
15632 sections for emulated tls with special sections.
15633 * config/i386/i386.c (x86_64_elf_select_section): Add
15634 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15635 (x86_64_elf_unique_section): Likewise.
15636 * config/vxworks.c: Include tree.h.
15637 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15638 (vxworks_override_options): Set TLS scheme.
15639 * doc/tm.texi (Emulated TLS): New node.
15641 2008-04-26 Simon Baldwin <simonb@google.com>
15644 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15645 with propagated string constants.
15647 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15649 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15650 constraint for operand 2 when operand 0 is memory operand.
15651 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15652 operand 0 is memory operand.
15653 (fix_trunc<mode>_i387_with_temp): Ditto.
15654 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15655 operand 2 when operand 1 is memory operand.
15656 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15657 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15658 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15659 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15660 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15661 operands 2,3 and 4 when operand 1 is memory operand.
15662 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15664 (fistdi2_floor_with_temp): Ditto.
15665 (fist<mode>2_floor_with_temp): Ditto.
15666 (fistdi2_ceil_with_temp): Ditto.
15667 (fist<mode>2_ceil_with_temp): Ditto.
15668 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15670 2008-04-26 David Daney <ddaney@avtrex.com>
15672 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15674 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15675 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15676 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15677 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15678 (compare_and_swap_12): New insn.
15679 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15680 * config/mips/mips.c (mips_force_binary): New function.
15681 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15682 (mips_expand_compare_and_swap_12): New function.
15683 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15685 2008-04-25 Jan Hubicka <jh@suse.cz>
15688 * cfgexpand.c (pass_expand): Turn into RTL pass.
15689 * passes.c (execute_one_pass): Do pass typechecking after execution.
15690 * tree-pass.h (pass_expand): Turn into RTL pass.
15692 * function.h (struct rtl_data): Move here fields
15693 accesses_prior_frames, calls_eh_return, saves_all_registers,
15694 has_nonlocal_goto, has_asm_statement, is_thunk,
15695 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15696 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15697 arg_pointer_save_area_init from struct function; turn into bool.
15698 (struct function): Move
15699 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15700 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15701 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15702 tail_call_emit, arg_pointer_save_area_init
15703 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15704 (current_function_returns_struct, current_function_returns_pcc_struct,
15705 current_function_calls_setjmp, current_function_calls_alloca,
15706 current_function_accesses_prior_frames,
15707 current_function_calls_eh_return, current_function_is_thunk,
15708 current_function_stdarg, current_function_profile,
15709 current_function_limit_stack, current_function_uses_pic_offset_table,
15710 current_function_uses_const_pool, current_function_has_nonlocal_label,
15711 current_function_saves_all_registers,
15712 current_function_has_nonlocal_goto,
15713 current_function_has_asm_statement): Remove accesor macros.
15714 * ra-conflict.c (global_conflicts): Update.
15715 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15716 (suitable_for_tail_call_opt_p): Update.
15717 * builtins.c (expand_builtin_return_addr): Update.
15718 (expand_builtin_setjmp_setup): Update.
15719 (expand_builtin_nonlocal_goto): Update.
15720 * final.c (final_start_function): Update.
15721 (profile_function): Update.
15722 (leaf_function_p): Update.
15723 (only_leaf_regs_used): Update.
15724 * df-scan.c (df_get_exit_block_use_set): Update.
15725 * dojump.c (clear_pending_stack_adjust): Update.
15726 * tree-stdarg.c (gate_optimize_stdarg): Update.
15727 * gimple-low.c (lower_function_body): Update.
15728 * global.c (compute_regsets): Update.
15729 (global_alloc): Update.
15730 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15731 * expr.c (expand_assignment): Update.
15732 * dse.c (dse_step0): Update.
15733 (dse_step1): Update.
15734 * c-decl.c (store_parm_decls): Update.
15735 * local-alloc.c (combine_regs): Update.
15736 (find_free_reg): Update.
15737 * function.c (assign_parms_augmented_arg_list): Update.
15738 (assign_parm_find_data_types): Update.
15739 (assign_parms): Update.
15740 (allocate_struct_function): Update.
15741 (expand_function_start): Update.
15742 (expand_function_end): Update.
15743 (get_arg_pointer_save_area): Update.
15744 (thread_prologue_and_epilogue_insns): Update.
15745 (rest_of_match_asm_constraints): Update.
15746 * stor-layout.c (variable_size): Update.
15747 * gcse.c (gcse_main): Update.
15748 (bypass_jumps): Update.
15749 * gimplify.c (gimplify_function_tree): Update.
15750 * calls.c (emit_call_1): Update.
15751 (expand_call): Update.
15752 * bt-load.c (compute_defs_uses_and_gen): Update.
15753 * except.c (sjlj_assign_call_site_values): Update.
15754 (sjlj_emit_function_enter): Update.
15755 (can_throw_external): Update.
15756 (set_nothrow_function_flags): Update.
15757 (expand_builtin_unwind_init): Update.
15758 (expand_eh_return): Update.
15759 (convert_to_eh_region_ranges): Update.
15760 (output_function_exception_table): Update.
15761 * emit-rtl.c (gen_tmp_stack_mem): Update.
15762 * cfgexpand.c (expand_used_vars): Update.
15763 (tree_expand_cfg): Update.
15764 * cfgcleanup.c (rest_of_handle_jump): Update.
15765 * explow.c (allocate_dynamic_stack_space): Update.
15766 * varasm.c (assemble_start_function): Update.
15767 (force_const_mem): Update.
15768 (mark_constant_pool): Update.
15769 * tree-optimize.c (tree_rest_of_compilation): Update.
15770 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15771 * tree-cfg.c (notice_special_calls): Update.
15772 (is_ctrl_altering_stmt): Update.
15773 (tree_can_make_abnormal_goto): Update.
15774 (tree_purge_dead_abnormal_call_edges): Update.
15775 * config/alpha/predicates.md: Update.
15776 * config/alpha/alpha.c (alpha_sa_mask): Update.
15777 (alpha_sa_size): Update.
15778 (alpha_does_function_need_gp): Update.
15779 (alpha_expand_prologue): Update.
15780 (alpha_start_function): Update.
15781 (alpha_output_function_end_prologue): Update.
15782 (alpha_expand_epilogue): Update.
15783 * config/frv/frv.c (frv_stack_info): Update.
15784 (frv_expand_epilogue): Update.
15785 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15786 (s390_register_info): Update.
15787 (s390_frame_info): Update.
15788 (s390_init_frame_layout): Update.
15789 (s390_can_eliminate): Update.
15790 (save_gprs): Update.
15791 * config/spu/spu.c (spu_split_immediate): Update.
15792 (need_to_save_reg): Update.
15793 (spu_expand_prologue): Update.
15794 (spu_expand_epilogue): Update.
15795 * config/sparc/sparc.md: Update.
15796 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15797 (sparc_tls_got): Update.
15798 (legitimize_pic_address): Update.
15799 (sparc_emit_call_insn): Update.
15800 (sparc_expand_prologue): Update.
15801 (output_return): Update.
15802 (print_operand): Update.
15803 (sparc_function_ok_for_sibcall): Update.
15804 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15805 * config/m32r/m32r.md: Update.
15806 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15807 (m32r_compute_frame_size): Update.
15808 (m32r_expand_prologue): Update.
15809 (m32r_expand_epilogue): Update.
15810 (m32r_legitimize_pic_address): Update.
15811 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15812 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15813 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15814 (gen_push): Update.
15815 (ix86_save_reg): Update.
15816 (ix86_compute_frame_layout): Update.
15817 (ix86_expand_prologue): Update.
15818 (ix86_expand_epilogue): Update.
15819 * config/sh/sh.c (output_stack_adjust): Update.
15820 (calc_live_regs): Update.
15821 (sh5_schedule_saves): Update.
15822 (sh_expand_prologue): Update.
15823 (sh_expand_epilogue): Update.
15824 (sh_setup_incoming_varargs): Update.
15825 (sh_allocate_initial_value): Update.
15826 (sh_get_pr_initial_val): Update.
15827 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15828 * config/sh/sh.md (label:): Update.
15829 * config/avr/avr.c (out_movhi_mr_r): Update.
15830 * config/crx/crx.h (enum): Update.
15831 * config/xtensa/xtensa.h (along): Update.
15832 * config/stormy16/stormy16.c Update.
15833 (xstormy16_compute_stack_layout): Update.
15834 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15835 (fr30_expand_prologue): Update.
15836 * config/cris/cris.c (cris_conditional_register_usage): Update.
15837 (cris_reg_saved_in_regsave_area): Update.
15838 (cris_initial_frame_pointer_offset): Update.
15839 (cris_simple_epilogue): Update.
15840 (cris_expand_prologue): Update.
15841 (cris_expand_epilogue): Update.
15842 (cris_expand_pic_call_address): Update.
15843 (cris_asm_output_symbol_ref): Update.
15844 (cris_asm_output_label_ref): Update.
15845 * config/cris/cris.md Update.
15846 * config/iq2000/iq2000.c (compute_frame_size): Update.
15847 (iq2000_expand_epilogue): Update.
15848 * config/mt/mt.h (save_direction): Update.
15849 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15850 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15851 (ia64_secondary_reload_class): Update.
15852 * config/m68k/m68k.c (m68k_save_reg): Update.
15853 (m68k_expand_prologue): Update.
15854 (m68k_expand_epilogue): Update.
15855 (legitimize_pic_address): Update.
15856 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15857 (first_reg_to_save): Update.
15858 (first_altivec_reg_to_save): Update.
15859 (compute_vrsave_mask): Update.
15860 (compute_save_world_info): Update.
15861 (rs6000_stack_info): Update.
15862 (spe_func_has_64bit_regs_p): Update.
15863 (rs6000_ra_ever_killed): Update.
15864 (rs6000_emit_eh_reg_restore): Update.
15865 (rs6000_emit_allocate_stack): Update.
15866 (rs6000_emit_prologue): Update.
15867 (rs6000_emit_epilogue): Update.
15868 (rs6000_output_function_epilogue): Update.
15869 (output_profile_hook): Update.
15870 (rs6000_elf_declare_function_name): Update.
15871 * config/rs6000/rs6000.h (rs6000_args): Update.
15872 * config/rs6000/rs6000.md: Update.
15873 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15874 * config/arc/arc.c (arc_output_function_epilogue): Update.
15875 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15876 * config/darwin.c (machopic_function_base_name): Update.
15877 * config/score/score3.c (score3_compute_frame_size): Update.
15880 (score3_epilogue): Update.
15881 * config/score/score7.c (score7_compute_frame_size): Update.
15882 (score7_prologue): Update.
15883 (score7_epilogue): Update.
15884 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15885 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15886 * config/arm/arm.c (use_return_insn): Update.
15887 (require_pic_register): Update.
15888 (arm_load_pic_register): Update.
15889 (arm_compute_save_reg0_reg12_mask): Update.
15890 (arm_compute_save_reg_mask): Update.
15891 (thumb1_compute_save_reg_mask): Update.
15892 (output_return_instruction): Update.
15893 (arm_output_function_prologue): Update.
15894 (arm_output_epilogue): Update.
15895 (arm_get_frame_offsets): Update.
15896 (arm_expand_prologue): Update.
15897 (thumb_pushpop): Update.
15898 (thumb_exit): Update.
15899 (thumb1_expand_prologue): Update.
15900 (thumb1_expand_epilogue): Update.
15901 (arm_unwind_emit): Update.
15902 (arm_output_fn_unwind): Update.
15903 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15904 * config/arm/arm.md: Update.
15905 * config/pa/pa.md: Update.
15906 * config/pa/pa.c (legitimize_pic_address): Update.
15907 (compute_frame_size): Update.
15908 (hppa_expand_prologue): Update.
15909 (hppa_expand_epilogue): Update.
15910 (borx_reg_operand): Update.
15911 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15912 (HARD_REGNO_RENAME_OK): Update.
15913 * config/mips/mips.c (mips_global_pointer): Update.
15914 (mips_save_reg_p): Update.
15915 (mips_compute_frame_info): Update.
15916 (mips_frame_pointer_required): Update.
15917 (mips_expand_prologue): Update.
15918 (mips_expand_epilogue): Update.
15919 (mips_can_use_return_insn): Update.
15920 (mips_reorg_process_insns): Update.
15921 * config/v850/v850.c (compute_register_save_size): Update.
15922 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15923 * config/mmix/mmix.c (along): Update.
15924 (mmix_expand_epilogue): Update.
15925 * config/bfin/bfin.c (legitimize_pic_address): Update.
15926 (must_save_p): Update.
15927 (stack_frame_needed_p): Update.
15928 (add_to_reg): Update.
15929 (bfin_expand_prologue): Update.
15930 * stmt.c (expand_asm_operands): Update.
15931 * reload1.c (reload): Update.
15932 (init_elim_table): Update.
15934 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15936 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15938 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15940 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15941 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15942 (mov<mode>): Removed.
15943 (*movv4sf_internal): Likewise.
15944 (*movv2df_internal): Likewise.
15946 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15948 * config.gcc (crx-*-elf): Remove deprecation.
15950 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15952 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15953 __gcc_deregister_frame with atexit.
15954 (deregister_frame_dtor): Remove.
15956 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15957 Nathan Sidwell <nathan@codesourcery.com>
15959 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15961 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15962 (rs6000_isel): Likewise.
15963 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15964 (rs6000_isel): New variable.
15965 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15967 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15970 * c-common.c (handle_vector_size_attribute): Call
15971 lang_hooks.types.reconstruct_complex_type instead of
15972 reconstruct_complex_type.
15973 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15974 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15975 * langhooks.h (struct lang_hooks_for_types): Add
15976 reconstruct_complex_type hook.
15977 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15978 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15980 2008-04-24 Richard Guenther <rguenther@suse.de>
15982 * c-common.h (check_builtin_function_arguments): Declare.
15983 * c-common.c (validate_nargs): New function.
15984 (check_builtin_function_arguments): Likewise.
15985 * c-typeck.c (build_function_call): Call
15986 check_builtin_function_arguments.
15987 * builtins.c (fold_builtin_classify): Remove error reporting code.
15988 (fold_builtin_unordered_cmp): Likewise.
15989 (fold_builtin_1): Likewise.
15990 (fold_builtin_n): Likewise.
15992 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15994 PR tree-optimization/36008
15995 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15996 the original op1, rather than delta by step.
15998 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15999 Sebastian Pop <sebastian.pop@amd.com>
16001 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16002 eliminate_local_variables_stmt, eliminate_local_variables,
16003 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16004 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16005 of code delimited by two edges in the CFG.
16006 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16007 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16008 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16009 the case of parallelisation of reductions.
16010 (expr_invariant_in_region_p): New.
16012 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16013 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16015 2008-04-24 Ira Rosen <irar@il.ibm.com>
16016 Richard Guenther <rguenther@suse.de>
16018 PR tree-optimization/36034
16019 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16020 incapable of dealing with loads with gaps.
16022 2008-04-24 Rafael Espíndola <espindola@google.com>
16024 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16025 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16026 vrp_evaluate_conditional.
16027 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16028 (vrp_evaluate_conditional): Split the cond argument.
16029 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16030 (simplify_stmt_for_jump_threading): Update call to
16031 vrp_evaluate_conditional.
16033 2008-04-24 Ira Rosen <irar@il.ibm.com>
16035 PR tree-optimization/35982
16036 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16037 interleaved data-refs are of the same type.
16039 2008-04-24 Danny Smith <dannysmith@users.net>
16041 * c-format.c (check_format_info_main): Use strncmp rather than a
16042 magic prefix to handle multichar length specs.
16043 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16044 Don't prefix "I64" and "I32" with '\0'.
16046 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16049 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16050 in registers for -m32 only if stdarg_p (fntype).
16052 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16054 PR rtl-optimization/36006
16055 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16056 temp to op0 in order to avoid invalid rtx sharing.
16058 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16060 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16061 check TREE_INVARIANT.
16062 * tree-gimple.c (is_gimple_address): New.
16063 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16064 * tree-gimple.h (is_gimple_address): New.
16065 * tree.h (decl_address_invariant_p): New.
16066 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16067 (build_string): Likewise.
16068 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16069 (tree_invariant_p_1): Likewise.
16070 (save_expr): Use it.
16071 (tree_invariant_p): New.
16072 (skip_simple_arithmetic): Use it.
16073 (stabilize_reference_1): Use it.
16074 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16076 (build1_stat): Drop code to compute TREE_INVARIANT.
16077 (build2_stat): Drop code to compute TREE_INVARIANT.
16078 (build3_stat): Drop code to compute TREE_INVARIANT.
16079 (build4_stat): Drop code to compute TREE_INVARIANT.
16080 (build5_stat): Drop code to compute TREE_INVARIANT.
16081 (build7_stat): Drop code to compute TREE_INVARIANT.
16082 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16083 * tree.h (struct tree_base): Remove invariant_flag.
16084 (TREE_INVARIANT): Remove.
16085 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16086 (fold_builtin_expect): Check TREE_CONSTANT.
16087 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16088 * c-tree.h (c_expr_to_decl): Drop third parameter.
16089 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16090 (build_c_cast): Don't set TREE_INVARIANT.
16091 (pop_init_level): Don't set TREE_INVARIANT.
16092 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16093 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16095 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16096 (gimplify_addr_expr): Adjust comment.
16097 * tree-mudflap.c (mf_build_string):
16098 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16099 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16100 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16101 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16102 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16103 * langhooks.h (struct lang_hooks): Drop third parameter from
16106 2008-04-23 Richard Guenther <rguenther@suse.de>
16108 PR tree-optimization/27799
16109 PR tree-optimization/32921
16110 PR tree-optimization/32624
16111 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16112 SMTs aliases and the tag itself into the solution.
16113 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16114 merge the points-to solution back into the SMT aliases.
16115 (may_alias_p): Use alias_set_subset_of instead of
16116 aliases_conflict_p. A pointer which points to
16117 memory with alias set zero may access any variable.
16119 2008-04-23 Richard Guenther <rguenther@suse.de>
16121 * alias.c (alias_set_subset_of): Correctly handle asking
16122 if zero is a subset of an alias set with zero child.
16123 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16124 (compute_flow_insensitive_aliasing): Correctly walk all
16125 pointers. Do not unnecessarily union sets.
16127 2008-04-23 Richard Guenther <rguenther@suse.de>
16129 PR middle-end/36021
16130 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16132 2008-04-22 Tomas Bily <tbily@suse.cz>
16134 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16136 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16138 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16139 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16140 * tree-inline.c (estimate_num_insns_1): Likewise.
16141 * varasm.c (const_hash_1, compare_constant, copy_constant)
16142 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16143 * emit-rtl.c (component_ref_for_mem_expr)
16144 (set_mem_attributes_minus_bitpos): Likewise.
16145 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16146 (is_aligning_offset): Likewise.
16147 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16148 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16149 * dojump.c (do_jump): Likewise.
16150 * builtins.c (get_pointer_alignment, get_memory_rtx)
16151 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16152 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16154 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16156 PR rtl-optimization/36017
16157 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16158 expanding the library call.
16160 2008-04-22 Ian Lance Taylor <iant@google.com>
16162 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16163 than size_in_bytes.
16165 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16167 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16168 of LR/CTR moves for Power6.
16170 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16172 PR middle-end/36003
16173 * passes.c (init_optimization_passes): Remove
16174 pass_fast_rtl_byte_dce.
16176 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16179 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
16180 builtin functions to generate faster code.
16181 (_mm_cvtpu16_ps): Ditto.
16182 (_mm_cvtpi32x2_ps): Ditto.
16184 2008-04-22 Nick Clifton <nickc@redhat.com>
16186 * common.opt (ftree-loop-distribution): Add Optimization
16189 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
16190 (frv_expand_builtin_va_start): Likewise.
16192 * config/arm/arm.c (thumb_find_work_register): Fix location of
16193 argument register count.
16195 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16197 Support scheduling for ColdFire V1 and V3 microarchitecture.
16198 Improve scheduling of multiplication instructions.
16200 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
16201 (mac): New instruction attribute.
16202 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
16203 (m68k_sched_mac): New variable.
16204 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
16205 Handle cfv1 and cfv3.
16206 (max_insn_size): New static variable.
16207 (struct _sched_ib): New type.
16208 (sched_ib): New static variable.
16209 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
16210 to fields of 'struct _sched_ib sched_ib'. Update all uses.
16211 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
16213 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
16214 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
16215 new variables. Update.
16216 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16217 Add modeling of cfv3 instruction buffer. Update.
16218 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
16219 * config/m68k/m68k.h (TUNE_CFV3): New macro.
16220 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
16221 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
16222 a particular reservation applies to.
16223 (type2): Reorganize attribute values. Rename alu to alu_reg,
16224 alu_l to alu, move_l to omove. Join move to alu. Split mul
16225 to mul_l and mul_w.
16226 (cf_ib_*): Simplify description of instruction buffer.
16227 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
16228 (cf_mem): Split into cf_mem1 and cf_mem2.
16229 (cf_v2_move_??): Rename to cfv12_alu_??.
16230 (cf_v2_move_l_??): Rename to cfv12_omove_??.
16231 (cf_v2_mul_??): Remove reservations.
16232 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
16233 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
16234 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
16236 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
16237 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
16238 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
16239 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
16240 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
16241 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
16242 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
16243 expansions of the above reservations for instructions of sizes
16246 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16248 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
16250 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
16252 * coverage.c: Include tree-pass.h.
16253 (coverage_counter_alloc): Print da_file_name to the dump file.
16255 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16257 * sbitmap.c (sbitmap_range_empty_p): New function.
16258 * sbitmap.h (sbitmap_range_empty_p): New function.
16259 * bitmap.h: Now includes obstack.h.
16261 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
16262 Kenneth Zadeck <zadeck@naturalbridge.com>
16264 * dbgcnt.def (ra_byte_scan): Added.
16265 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
16266 when the last hit happens for a counter.
16267 * timevar.def (TV_DF_BYTE_LR): New variable.
16268 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
16269 * passes.c (pass_fast_rtl_byte_dce): New pass.
16270 * fwprop.c (update_df): Added mode to call df_ref_create.
16271 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16272 DF_REF_EXTRACT_OFFSET.
16273 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
16274 DF_BYTE_LR_OUT, df_byte_lr): New macro.
16276 (df_ref_extract): Added mode field.
16277 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
16278 DF_REF_EXTRACT_OFFSET.
16279 (DF_REF_EXTRACT_MODE): New macro.
16280 (df_byte_lr_bb_info): New structure.
16281 (df_print_byte_regset, df_compute_accessed_bytes,
16282 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
16283 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
16284 df_byte_lr_simulate_uses,
16285 df_byte_lr_simulate_artificial_refs_at_top,
16286 df_byte_lr_simulate_artificial_refs_at_end,
16287 df_compute_accessed_bytes): New function.
16288 (df_ref_create): Add parameter.
16289 (df_byte_lr_get_bb_info): New inline function.
16290 * df-scan.c (df_ref_record, df_uses_record,
16291 df_ref_create_structure): Added mode parameter.
16292 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
16293 df_defs_record, df_uses_record, df_get_conditional_uses,
16294 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
16295 df_entry_block_defs_collect, df_exit_block_uses_collect):
16296 Added mode parameter to calls to df_ref_record, df_uses_record,
16297 df_ref_create_structure.
16298 (df_ref_equal_p, df_ref_compare): Added test for modes.
16299 (df_ref_create_structure): Added code to set mode. Renamed
16300 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
16301 DF_REF_EXTRACT_OFFSET.
16302 * df-core.c (df_print_byte_regset): New function.
16303 * df-byte-scan.c: New file.
16304 * df-problems.c (df_rd_transfer_function): Removed unnecessary
16305 calls to BITMAP_FREE.
16306 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
16307 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
16308 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
16309 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
16310 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
16311 df_byte_lr_local_compute, df_byte_lr_init,
16312 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
16313 df_byte_lr_transfer_function, df_byte_lr_free,
16314 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
16315 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
16316 df_byte_lr_simulate_uses,
16317 df_byte_lr_simulate_artificial_refs_at_top,
16318 df_byte_lr_simulate_artificial_refs_at_end): New function.
16319 * dce.c (byte_dce_process_block): New function.
16320 (dce_process_block): au is now passed in rather than computed
16321 locally. Changed loops that look at artificial defs to not look
16322 for conditional or partial ones, because there never are any.
16323 (fast_dce): Now is able to drive byte_dce_process_block or
16324 dce_process_block depending on the kind of dce being done.
16325 (rest_of_handle_fast_dce): Add parameter to fast_dce.
16326 (rest_of_handle_fast_byte_dce): New function.
16327 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
16328 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
16330 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
16333 * gcc.h: Added fortran options that take arguments to
16334 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
16337 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
16339 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
16340 scalarization if on the LHS and not a full access.
16342 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16344 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
16346 2008-04-18 Rafael Espíndola <espindola@google.com>
16348 * tree-vrp.c (find_case_label_index): Fix the binary search.
16349 (find_case_label_range): New.
16350 (vrp_visit_switch_stmt): Use find_case_label_range.
16351 (simplify_switch_using_ranges): Use find_case_label_range.
16353 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
16355 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
16356 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
16358 2008-04-18 Tom Tromey <tromey@redhat.com>
16361 * doc/cpp.texi (Implementation-defined behavior): Mention
16364 2008-04-18 Ian Lance Taylor <iant@google.com>
16366 * fold-const.c (pointer_may_wrap_p): New static function.
16367 (fold_comparison): Add another test for pointer overflow. Use
16368 pointer_may_wrap_p to disable some false positives.
16370 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
16372 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
16373 (fname_as_string): Match updated cpp_interpret_string prototype.
16374 (fix_string_type): Support char16_t* and char32_t*.
16375 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
16376 derivative) nodes. Register as builtin if C++0x.
16377 (c_parse_error): Support CPP_CHAR{16,32}.
16378 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
16379 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
16380 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
16381 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
16382 CTI_CHAR32_ARRAY_TYPE>: New elements.
16383 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
16384 char32_type_node, signed_char32_type_node, char16_array_type_node,
16385 char32_array_type_node): New defines.
16386 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
16387 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
16388 (lex_string): Support CPP_STRING{16,32}, match updated
16389 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
16390 (lex_charconst): Support CPP_CHAR{16,32}.
16391 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
16392 and CPP_STRING{16,32}.
16394 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
16397 * aclocal.m4: Regenerate.
16398 * configure: Regenerate.
16400 2008-04-18 Jan Hubicka <jh@suse.cz>
16402 * except.c (dw2_size_of_call_site_table,
16403 sjlj_size_of_call_site_table): Use vector API for call_site_record.
16405 * cgraphbuild.c (build_cgraph_edges): Update.
16406 * tree-pass.h: Update comment.
16407 * final.c (leaf_function_p): Update.
16408 (leaf_renumber_regs): Update.
16409 (rest_of_clean_state): Update.
16410 * omp-low.c (expand_omp_parallel): Update.
16411 * ipa-reference.c (analyze_function): Update.
16412 * reorg.c (find_end_label): Update.
16413 (optimize_skip): Update.
16414 (fill_simple_delay_slots): Update.
16415 (fill_simple_delay_slots): Update.
16416 (make_return_insns): Update.
16417 (dbr_schedule): Update.
16418 * gimple-low.c (record_vars_into): Update.
16419 * cfgbuild.c (make_edges): Update.
16420 * function.c (assign_stack_local): Update.
16421 (assign_parm_adjust_stack_rtl): Update.
16422 (locate_and_pad_parm): Update.
16423 (allocate_struct_function): Do not initialize stack_alignment_needed
16424 and preferred_stack_boundary here.
16425 (stack_protect_prologue): Update.
16426 (stack_protect_epilogue): Update.
16427 (expand_function_start): Initialize stack_alignment_needed,
16428 preferred_stack_boundary and max_jumptable_ents.
16429 (expand_function_end): Update.
16430 (free_after_compilation): Do not NULLify epilogue_delay_list.
16431 * function.h (struct rtl_data): Add stack_protect_guard,
16432 stack_alignment_needed,
16433 preferred_stack_boundary, epilogue_delay_list.
16434 (struct function): Remove value_histograms, stack_alignment_needed,
16435 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
16437 unexpanded_var_list, stack_protect_guard.
16438 (current_function_epilogue_delay_list): Remove.
16439 * ipa-type-escape.c (analyze_function): Update.
16440 * gimplify.c (pop_gimplify_context): Update comment.
16441 * calls.c (expand_call): Update.
16442 (emit_library_call_value_1): Update.
16443 * except.c (set_nothrow_function_flags): Update.
16444 * cfgexpand.c (get_decl_align_unit): Update.
16445 (create_stack_guard): Update.
16446 (estimated_stack_frame_size): Update.
16447 (expand_used_vars): Update.
16448 (tree_expand_cfg): Free histogram earliers, init expansion variables.
16449 * explow.c (allocate_dynamic_stack_space): Update.
16450 * tree-ssa-live.c (remove_unused_locals): Update.
16451 * varasm.c (mark_constant_pool): Update.
16452 * tree-inline.c (remap_decls): Update.
16453 (initialize_cfun): Update.
16454 (declare_return_variable): Update.
16455 (inline_forbidden_p): Update.
16456 (expand_call_inline): Update.
16457 (declare_inline_vars): Update.
16458 (tree_function_versioning): Update.
16459 * tree-flow.h (value_histograms): New.
16460 (VALUE_HISTOGRAMS): New macro.
16461 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
16463 * tree-cfg.c (set_bb_for_stmt): Update.
16464 (replace_by_duplicate_decl): Update.
16465 (move_block_to_fn): Update.
16466 (new_label_mapper): Update.
16467 (dump_function_to_file): Update.
16468 * ipa-struct-reorg.c (build_data_structure): Update.
16469 * cfgrtl.c (print_rtl_with_bb): Update.
16470 * reload1.c (reload): Update.
16472 * config/i386/i386.c (setup_incoming_varargs_64,
16473 ix86_compute_frame_layout): Update.
16474 * config/arc/arc.c (arc_output_function_epilogue): Update.
16476 2008-04-18 Marius Strobl <marius@FreeBSD.org>
16478 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
16479 for FreeBSD as well.
16480 * gthr-posix95.h: Likewise.
16482 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
16484 PR rtl-optimization/35838
16485 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
16486 out the byte offset of the first subreg.
16488 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
16490 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
16491 to split_ti instead of three separate calls with single member arrays.
16492 (subti3 splitter): Ditto.
16493 (adddi3 splitter): Ditto with split_di.
16494 (subdi3 splitter): Ditto.
16495 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16496 two separate calls with single member arrays. Swap match_dup
16497 operands 1 and 2 to better fit into the array.
16498 (negdi2 splitter): Ditto with split_di.
16499 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16500 two separate calls with single member arrays. Swap match_dup operands
16501 6 and 7 to better fit into the array.
16503 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16505 * config/i386/i386.c (sse_builtin_type): New.
16506 (bdesc_sse_args): Likewise.
16507 (bdesc_sse_3arg): Removed.
16508 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16509 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16510 IX86_BUILTIN_ROUNDPS.
16511 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16512 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16513 IX86_BUILTIN_ROUNDPS.
16514 (ix86_expand_sse_4_operands_builtin): Removed.
16515 (ix86_expand_sse_operands_builtin): New.
16516 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16517 and CODE_FOR_sse4_1_roundps.
16518 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16519 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16521 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16524 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16525 regs before frame pop when needed. If use_backchain_to_restore_sp
16526 then load backchain into a temp reg to restore vr and vrsave. Add
16527 code to restore vr after frame pop if possible.
16529 2008-04-17 Richard Guenther <rguenther@suse.de>
16531 * tree-vn.c (expressions_equal_p): Do not check type
16532 equality or compatibility before calling operand_equal_p.
16533 * fold-const.c (operand_equal_p): Check equivalence of
16534 integer constants before bailing out due to signedness or
16535 precision differences.
16536 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16537 spurious differences in type qualification. Ignore types
16538 for COMPONENT_REFs at all.
16540 2008-04-17 Christian Bruel <christian.bruel@st.com>
16542 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16543 msw_skip comparison.
16545 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16548 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16551 PR tree-optimization/35899
16552 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16553 rather than TREE_OPERAND.
16555 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16558 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16559 temporary registers. Change operand predicate to general_operand.
16560 (remainderxf3): Ditto.
16562 2008-04-16 Richard Guenther <rguenther@suse.de>
16564 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16565 * tree-affine.c (aff_combination_expand): Look through some
16568 2008-04-15 Doug Kwan <dougkwan@google.com>
16570 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16572 * tree-pretty-print.c (dump_generic_node): Ditto.
16573 * final.c (output_addr_const): Ditto.
16574 * dwarf2out.c (output_cfi): Ditto.
16575 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16576 * print-rtl.c (print_rtx): Ditto.
16577 * print-tree.c (print_node_brief, print_node): Ditto.
16578 * c-common.c (match_case_to_enum_1): Ditto.
16579 * sched-vis.c (print_value): Ditto.
16580 * config/i386/i386.c (print_operand): Cast to long unsigned int
16583 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16584 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16585 MS Windows VirtualProtect function.
16587 2008-04-15 Jan Hubicka <jh@suse.cz>
16589 * gengtype.c (write_root): Param_is argument is OK.
16590 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16591 * function.h: Include varray.h
16592 (rtl_eh): New stucture based on except.c one.
16593 (call_site_record): New forward declaration and vector type.
16594 * calls.c (emit_call_1): Do not call
16595 note_current_region_may_contain_throw.
16596 * except.c (eh_status): Remove cur_region, try_region since they are
16598 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16599 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16600 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16601 Remove call_site_data_used, call_site_data_size.
16602 Turn call_site_record into vector in function.h.
16603 (note_current_region_may_contain_throw): Remove.
16604 (get_exception_pointer, get_exception_filter): Do not take struct
16605 function argument; update.
16606 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16607 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16608 build_post_landing_pads, dw2_build_landing_pads,
16609 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16610 sjlj_emit_function_enter, sjlj_emit_function_enter,
16611 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16612 sjlj_build_landing_pads, finish_eh_generation,
16613 remove_exception_handler_label, remove_eh_handler,
16614 maybe_remove_eh_handler, add_reachable_handler,
16615 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16616 add_action_record, collect_one_action_chain, add_call_site,
16617 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16618 sjlj_output_call_site_table, output_function_exception_table,
16619 * except.h (note_current_region_may_contain_throw): Remove
16620 (get_exception_pointer, get_exception_filter): Do not take struct
16622 * Makefile.in (GTFILES): Put varargs before struct function.
16624 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16626 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16627 punt for STRING_CST.
16628 (get_constraint_for): Deal with STRING_CST here instead.
16630 2008-04-15 Richard Guenther <rguenther@suse.de>
16632 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16633 statements in a basic-block with a backward walk. Do not
16634 substitute into dead statements but instead remove those.
16636 2008-04-15 Richard Guenther <rguenther@suse.de>
16638 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16639 to zero, thus disable creation of SFTs.
16641 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16643 * tree-predcom.c (suitable_reference_p): Return false if the
16644 reference can throw.
16646 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16649 * c-decl.c (finish_decl): If extern or static var has variable
16650 size, set TREE_TYPE (decl) to error_mark_node.
16652 2008-04-15 Rafael Espíndola <espindola@google.com>
16654 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16657 2008-04-15 Richard Guenther <rguenther@suse.de>
16659 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16660 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16661 (visit_reference_op_load): Do walk vuse-vdef chains on
16662 vn_reference_lookup.
16663 (visit_reference_op_store): But do not here.
16664 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16665 vn_reference_lookup.
16666 (vn_lookup_with_vuses): But do so here.
16668 2008-04-14 Ian Lance Taylor <iant@google.com>
16670 * fold-const.c (fold_overflow_warning): Remove assertion.
16672 2008-04-15 Ben Elliston <bje@au.ibm.com>
16674 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16675 temp1 local variables.
16677 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16680 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16681 ".text.unlikely" section as executable.
16683 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16685 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16686 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16687 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16688 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16689 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16690 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16691 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16693 2008-04-14 Ian Lance Taylor <iant@google.com>
16695 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16696 * fold-const.c (fold_comparison): If appropriate, test
16697 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16698 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16699 reassociating a pointer type.
16700 * doc/invoke.texi (Optimize Options): Document that
16701 -fstrict-overflow applies to pointer wraparound.
16703 2008-04-13 Jan Hubicka <jh@suse.cz>
16705 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16707 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16709 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16710 we are going to "save the world".
16712 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16714 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16715 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16716 operand 0 constraint, not "=".
16718 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16720 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16722 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16724 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16725 of size of positions_needed * CHAR_BIT.
16727 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16729 PR middle-end/35897
16730 * dse.c (store_info): Change positions_needed to unsigned
16732 (lowpart_bitmask): New.
16733 (record_store): Cast to unsigned HOST_WIDE_INT for
16734 positions_needed. Assert width <= size of positions_needed *
16735 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16736 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16737 lowpart_bitmask to set mask.
16739 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16741 * config/bfin/constraints.md: New file.
16742 * config/bfin/bfin.md: Include it.
16743 (adddi3): Use satisfies_constraint functions instead of the old macros.
16744 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16745 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16746 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16747 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16748 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16749 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16750 EXTRA_CONSTRAINT): Delete.
16751 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16752 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16754 * config/bfin/bfin.c: Include "tm-constrs.h".
16755 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16756 Use satisfies_constraint functions instead of the old macros.
16757 * doc/md.texi (Blackfin Constraints): Update file name reference.
16759 2008-04-11 Richard Guenther <rguenther@suse.de>
16761 PR tree-optimization/35869
16762 * tree-vrp.c (execute_vrp): Move switch statement update after
16763 jump threading. Schedule another cfg cleanup run.
16765 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16768 * attribs.c (decl_attributes): Return early on errorneous node.
16770 2008-04-10 Oleg Ryjkov <olegr@google.com>
16772 * tree.h (struct tree_base): Added a new flag default_def_flag.
16773 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16775 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16777 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16779 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16782 * pa.md: Define mode iterator P. Define mode attribute dwc.
16783 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16784 (icacheflush): Likewise.
16785 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16786 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16788 2008-04-11 Ben Elliston <bje@au.ibm.com>
16790 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16792 2008-04-10 Rafael Espíndola <espindola@google.com>
16794 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16795 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16796 (extract_range_from_expr): The same.
16798 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16800 * config/mips/mips.md (GPR2): New mode iterator.
16801 (seq): Add comment.
16802 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16803 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16804 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16805 Rewrite these to take two modes, the mode of comparison and the
16806 mode of the destination.
16807 * config/mips/mips.c (mips_expand_scc): Instead of having
16808 paradoxical subreg as destination, expand "narrowing" scc if mode
16809 of comparison is SI and target is requested in DI mode.
16810 (mips_emit_int_order_test): Update comment. Make mode of
16811 comparison match CMP0 rather than TARGET. When creating inverse
16812 target use mode of TARGET.
16814 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16816 * gcov-dump.c (tag_summary): Only print summaries for the first
16817 GCOV_COUNTERS_SUMMABLE counters.
16819 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16821 * config/i386/i386.md (absneg): New code iterator.
16822 (absnegprefix): New code attribute.
16823 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16824 patterns using absneg code iterator.
16825 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16826 using absneg code iterator.
16827 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16828 *neg<mode>2 patterns using absneg code iterator.
16829 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16830 *negextendsfdf2 patterns using absneg code iterator.
16831 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16832 *negextendsfxf2 patterns using absneg code iterator.
16833 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16834 *negextendsfdf2 patterns using absneg code iterator.
16835 * config/i386/sse.md (<code><mode>2): Macroize expander from
16836 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16838 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16840 * config/s390/s390.h: Remove the remains of the recent search
16841 & replace action of current_function_outgoing_args_size.
16843 2008-04-10 Ira Rosen <irar@il.ibm.com>
16845 PR tree-optimization/35821
16846 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16847 NEW_STMT_LIST is not NULL.
16849 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16852 * toplev.c (process_options): Remove -ffunction-sections debugging
16855 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16857 PR middle-end/PR28690
16858 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16859 than gen_rtx_fmt_ee to perform more canonicalizations.
16861 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16864 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16866 2008-04-09 Richard Guenther <rguenther@suse.de>
16868 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16869 (dump_function_to_file): Dump function arguments with types.
16871 2008-04-08 Richard Guenther <rguenther@suse.de>
16873 * fold-const.c (fold_widened_comparison): Do not allow
16874 sign-changes that change the result.
16876 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16879 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16880 kinds of indirect references.
16882 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16884 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16885 GNU Fortran language string.
16887 2008-04-08 Rafael Espíndola <espindola@google.com>
16889 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16890 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16891 * tree.h (tree_call_nonnegative_warnv_p): New.
16893 2008-04-08 Jan Hubicka <jh@suse.cz>
16895 * function.c (free_after_compilation): Clear out regno_reg_rtx
16898 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16901 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16903 PR middle-end/PR28690
16904 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16905 same precedence as REG_POINTER and MEM_POINTER operands.
16907 2008-04-08 Richard Guenther <rguenther@suse.de>
16909 PR middle-end/35834
16910 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16911 for adding index to base.
16913 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16915 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16916 (MINGW_ENABLE_EXECUTE_STACK): New.
16917 (IN_LIBGCC2): For libgcc include windows.h file for
16918 function declarations.
16920 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16922 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16923 and tem2 if tem1 is not a REG or MULT.
16925 2008-04-08 Jan Hubicka <jh@suse.cz>
16927 * function.h (incomming_args): Break out of struct function.
16928 (function_subsections): Break out of struct function.
16929 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16930 return_rtx and hard_reg_initial_vals from struct function.
16931 Kill inl_max_label_num.
16932 (current_function_pops_args, current_function_args_info,
16933 current_function_args_size, current_function_args_size,
16934 current_function_pretend_args_size,
16935 current_function_outgoing_args_size,
16936 current_function_internal_arg_pointer, current_function_return_rtx):
16937 Kill compatibility accestor macros.
16938 * builtins.c (expand_builtin_apply_args_1): Update.
16939 (expand_builtin_next_arg): Update.
16940 * df-scan.c (df_get_call_refs): Update.
16941 * dbxout.c (dbxout_function_end): Update.
16942 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16943 (output_line_info): Update.
16944 (secname_for_decl): Update.
16945 (dwarf2out_var_location): Update.
16946 * function.c (free_after_compilation): Update.
16947 (assign_parm_find_stack_rtl): Update.
16948 (assign_parms): Update.
16949 (expand_dummy_function_end): Update.
16950 (expand_function_end): Update.
16951 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16952 (expand_call): Update.
16953 (emit_library_call_value_1): Update.
16954 (store_one_arg): Update.
16955 * varasm.c (initialize_cold_section_name): Update.
16956 (unlikely_text_section): Update.
16957 (unlikely_text_section_p): Update.
16958 (assemble_start_function): Update.
16959 (assemble_end_function): Update.
16960 (default_section_type_flags): Update.
16961 (switch_to_section): Update.
16962 * integrate.c (set_decl_abstract_flags): Update.
16963 (get_hard_reg_initial_val): Update.
16964 (has_hard_reg_initial_val): Update.
16965 (allocate_initial_values): Update.
16966 * resource.c (init_resource_info): Update.
16967 * config/alpha/alpha.c (NUM_ARGS): Update.
16968 (direct_return): Update.
16969 (alpha_va_start): Update.
16970 (alpha_sa_size): Update.
16971 (alpha_initial_elimination_offset): Update.
16972 (alpha_expand_prologue): Update.
16973 (alpha_start_function): Update.
16974 (alpha_expand_epilogue): Update.
16975 (unicosmk_initial_elimination_offset):
16976 * config/alpha/alpha.md (call expander): Update.
16977 * config/s390/s390.c (s390_register_info): Update.
16978 (s390_register_info): Update.
16979 (s390_frame_info): Update.
16980 (s390_initial_elimination_offset): Update.
16981 (s390_build_builtin_va_list): Update.
16982 (s390_va_start): Update.
16983 * config/spu/spu.c (direct_return): Update.
16984 (spu_expand_prologue): Update.
16985 (spu_initial_elimination_offset): Update.
16986 (spu_build_builtin_va_list): Update.
16987 (spu_va_start): Update.
16988 * config/sparc/sparc.c (sparc_init_modes): Update.
16989 (sparc_compute_frame_size): Update.
16990 (function_value): Update.
16991 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16992 * config/i386/i386.md (return expander): Update.
16993 * config/i386/i386.c (ix86_va_start): Update.
16994 (ix86_can_use_return_insn_p): Update.
16995 (ix86_compute_frame_layout): Update.
16996 (ix86_expand_epilogue): Update.
16997 * config/sh/sh.c (output_stack_adjust): Update.
16998 (calc_live_regs): Update.
16999 (sh_expand_prologue): Update.
17000 (sh_builtin_saveregs): Update.
17001 (sh_va_start): Update.
17002 (initial_elimination_offset): Update.
17003 (sh_allocate_initial_value): Update.
17004 (sh_function_ok_for_sibcall): Update.
17005 (sh_get_pr_initial_val): Update.
17006 * config/sh/sh.md (return expander): Update.
17007 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17008 * config/crx/crx.c (crx_compute_frame): UPdate.
17009 (crx_initial_elimination_offset): UPdate.
17010 * config/xtensa/xtensa.c (compute_frame_size): Update
17011 (xtensa_builtin_saveregs): Update.
17012 (xtensa_va_start): Update.
17013 (order_regs_for_local_alloc): Update.
17014 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17015 (xstormy16_expand_builtin_va_start): Update.
17016 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17017 * config/m68hc11/m68hc11.md (return expanders): Update.
17018 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17019 (expand_epilogue): Update.
17020 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17021 (cris_simple_epilogue): Update.
17022 (cris_expand_prologue): Update.
17023 (cris_expand_epilogue): Update.
17024 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17025 (compute_frame_size): Update.
17026 * config/mt/mt.c (mt_compute_frame_size): Update.
17027 * config/mn10300/mn10300.c (expand_prologue): Update.
17028 (expand_epilogue): Update.
17029 (initial_offset): Update.
17030 (mn10300_builtin_saveregs):
17031 * config/mn10300/mn10300.md (return expander): Update.
17032 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17033 (ia64_initial_elimination_offset): Update.
17034 (ia64_initial_elimination_offset): Update.
17035 (ia64_expand_prologue): Update.
17036 * config/m68k/m68k.md (return expander): Update.
17037 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17038 (rs6000_stack_info): Update.
17039 * config/mcore/mcore.c (layout_mcore_frame): Update.
17040 (mcore_expand_prolog): Update.
17041 * config/arc/arc.c (arc_compute_frame_size): Update.
17042 * config/score/score3.c (score3_compute_frame_size): Update.
17043 * config/score/score7.c (score7_compute_frame_size): Update.
17044 * config/arm/arm.c (use_return_insn): Update.
17045 (thumb_find_work_register): Update.
17046 (arm_compute_save_reg_mask): Update.
17047 (arm_output_function_prologue): Update.
17048 (arm_output_epilogue): Update.
17049 (arm_size_return_regs): Update.
17050 (arm_get_frame_offsets): Update.
17051 (arm_expand_prologue): Update.
17052 (thumb_exit): Update.
17053 (thumb_unexpanded_epilogue): Update.
17054 (thumb1_output_function_prologue): Update.
17055 * config/pa/pa.md (return expander): Update.
17056 * config/pa/pa.c (compute_frame_size): Update.
17057 (hppa_builtin_saveregs): Update.
17058 * config/mips/mips.c (mips_va_start): Update.
17059 (mips16_build_function_stub): Update.
17060 (mips_compute_frame_info): Update.
17061 (mips_restore_gp): Update.
17062 (mips_output_function_prologue): Update.
17063 (mips_expand_prologue): Update.
17064 * config/v850/v850.c (compute_frame_size): Update.
17065 (expand_prologue): * config/mmix/mmix.c (along): update.
17066 (mmix_initial_elimination_offset): update.
17067 (mmix_reorg): update.
17068 (mmix_use_simple_return): update.
17069 (mmix_expand_prologue): update.
17070 (mmix_expand_epilogue): Update.
17071 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17072 (emit_link_insn): Update.
17074 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17076 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17077 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17079 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17082 2008-04-07 Jan Hubicka <jh@suse.cz>
17084 * function.h (rtl): Rename to x_rtl.
17085 (crtl): New define.
17086 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17087 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17088 used_temp_slots avail_temp_slots, temp_slot_level,
17089 nonlocal_goto_handler_labels): Update accesstors.
17090 (rtl): New global variable.
17091 (struct function): Move some fileds to rtl_data.
17092 (get_arg_pointer_save_area): Update prototype.
17093 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17094 get_arg_pointer_save_area.
17095 * expr.c (init_expr): Update
17096 * function.c (get_frame_size): Update
17097 (assign_stack_local): Update
17098 (expand_function_end): Update.
17099 (get_art_pointer_save_area): Update
17101 * emit-rtl.c (rtl): Declare.
17102 (regno_reg_rtx): Declare.
17103 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17105 (gen_reg_rtx): Update.
17106 * varasm.c (n_deferred_constatns): Update accestor.
17107 (init_varasm_status): Do not allocate varasm_status.
17108 (force_const_mem, get_pool_size, output_constant_pool): Update.
17109 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17110 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17111 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17112 * sparc/sparc.h (INIT_EXPANDERS): Update.
17113 * ia64/ia64.h (INIT_EXPANDERS): Update.
17115 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17117 * reload.c (push_secondary_reload): Add missing break to for loop.
17119 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17121 PR middle-end/PR28690
17122 * rtlanal.c: Update copyright years.
17123 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17124 as REG_POINTER and MEM_POINTER operands.
17125 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17126 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17127 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17128 * gcse.c: Update copyright years.
17129 (pre_delete): Call gen_reg_rtx_and_attrs.
17130 (hoist_code): Likewise.
17131 (build_store_vectors): Likewise.
17132 (delete_store): Likewise.
17133 * loop-invariant.c (move_invariant_reg): Likewise.
17134 Update copyright years.
17136 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17138 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17139 control string instead of quoted.
17141 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17143 * doc/rtl.texi: Rewrite of subreg section.
17145 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17148 * config/i386/i386.c (legitimize_pic_address): Add treating
17149 of dllimport SYM_REF's.
17150 (legitimize_dllimport_symbol): Add prototype.
17152 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17154 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17155 reference in constructor with non self-referential type.
17157 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17159 Removal of Return with Depressed Stack Pointer support
17160 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17161 (ECF_SP_DEPRESSED): Likewise.
17162 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17163 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17164 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17165 (expand_call): Do not test ECF_SP_DEPRESSED.
17166 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17167 * function.c (keep_stack_depressed): Delete.
17168 (handle_epilogue_set): Likewise.
17169 (update_epilogue_consts): Likewise.
17170 (emit_equiv_load): Likewise.
17171 (thread_prologue_and_epilogue_insns): Remove support for Return with
17172 Depressed Stack Pointer.
17173 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17175 2008-04-06 Richard Guenther <rguenther@suse.de>
17177 PR tree-optimization/35400
17178 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17179 information from SSA_NAMEs.
17181 2008-04-06 Anatoly Sokolov <aesok@post.ru>
17183 * config/avr/avr.h (avr_mega_p): Remove declaration.
17184 (AVR_MEGA): Remove macro.
17185 * config/avr/avr.c (avr_mega_p): Remove variable.
17186 (avr_override_options): Remove inicializion of avr_mega_p.
17187 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17188 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17189 (avr_jump_mode): (Ditto.).
17190 (avr_output_progmem_section_asm_op): (Ditto.).
17191 (avr_asm_init_sections): (Ditto.).
17192 (avr_asm_init_sections): (Ditto.).
17193 (avr_rtx_costs): (Ditto.).
17194 * config/avr/avr.md: (Ditto.).
17195 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
17198 2008-04-06 Richard Guenther <rguenther@suse.de>
17200 PR tree-optimization/35842
17201 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
17202 is_gimple_invariant_address.
17204 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17206 * gcc.c (default_compilers): Sync Fortran extensions list with
17207 that in fortran/lang-specs.h.
17208 * doc/invoke.texi: Likewise.
17209 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
17210 * dwarf2out.c (gen_compile_unit_die): Likewise.
17212 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
17214 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
17216 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
17219 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
17220 attribute is used for nested functions.
17222 2008-04-05 Jan Hubicka <jh@suse.cz>
17224 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
17226 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
17228 (dump_files): Update.
17229 (enable_rtl_dump_file): Do not accept letter argument.
17230 * tree-pass.h (dump_file_info): Remove letter argument.
17231 * toplev.c (decode_d_option): Update -da handling.
17232 * toplev.h (enable_rtl_dump_file): Update prototype.
17233 * passes.c (register_one_dump_file): Do not accept IPA argument; work
17234 it out based on pass type.
17235 (register_dump_files_1): Likewise.
17236 (init_optimization_passes): Update register_one_dump_file calls.
17237 (execute_one_pass): Sanity check that IPA passes are called at IPA
17238 level and RTL passes at RTL level.
17239 (execute_pass_list): IPA pass can not be after or subpass of
17241 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
17242 disallov RTL subpasses of IPA subpasses.
17244 2008-04-05 Ben Elliston <bje@au.ibm.com>
17246 * tree-cfg.c (need_fake_edge_p): Return false for calls to
17247 builtins that return exactly once and do not throw. Cache call to
17250 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
17252 PR rtl-optimization/34916
17253 PR middle-end/35519
17254 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
17255 between instruction pairs.
17257 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
17259 * doc/invoke.texi: Document -mbitops for SH.
17260 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
17261 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
17262 * config/sh/sh.c (print_operand): Add %t operand code.
17263 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
17264 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
17265 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
17266 (extendqihi2): Likewise.
17267 (movqi_i): Likewise.
17268 (insv): Use bset, bclr and bst instructions for SH2A if possible.
17269 (extv): Use bld instruction for SH2A if possible.
17271 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
17272 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
17273 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
17274 (bset.b, bclr.b): Define peepholes.
17275 * config/sh/sh.opt (mbitops): New option.
17277 2008-04-04 Janis Johnson <janis187@us.ibm.com>
17280 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
17281 and view convert expression.
17283 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17286 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17288 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
17290 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
17292 * config/i386/cpuid.h (bit_AES): New.
17293 (bit_PCLMUL): Likewise.
17295 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
17296 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
17297 SSE2 if AES or PCLMUL is enabled.
17298 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
17299 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17300 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
17301 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
17302 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
17303 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
17304 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
17305 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
17306 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
17307 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
17308 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
17309 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
17310 __builtin_ia32_aeskeygenassist128 and
17311 __builtin_ia32_pclmulqdq128.
17312 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
17313 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
17314 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
17316 * config/i386/i386.h (TARGET_AES): New.
17317 (TARGET_PCLMUL): Likewise.
17318 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
17320 * config/i386/i386.md (UNSPEC_AESENC): New.
17321 (UNSPEC_AESENCLAST): Likewise.
17322 (UNSPEC_AESDEC): Likewise.
17323 (UNSPEC_AESDECLAST): Likewise.
17324 (UNSPEC_AESIMC): Likewise.
17325 (UNSPEC_AESKEYGENASSIST): Likewise.
17326 (UNSPEC_PCLMUL): Likewise.
17328 * config/i386/i386.opt (maes): New.
17329 (mpclmul): Likewise.
17331 * config/i386/sse.md (aesenc): New pattern.
17332 (aesenclast): Likewise.
17333 (aesdec): Likewise.
17334 (aesdeclast): Likewise.
17335 (aesimc): Likewise.
17336 (aeskeygenassist): Likewise.
17337 (pclmulqdq): Likewise.
17339 * config/i386/wmmintrin.h: New.
17341 * doc/extend.texi: Document AES and PCLMUL built-in function.
17343 * doc/invoke.texi: Document -maes and -mpclmul.
17345 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
17347 * function.c (free_after_parsing): Replace with
17348 cxx_push_function_context from C++ front-end.
17349 (allocate_struct_function): Don't call langhook.
17350 * langhooks.h (struct lang_hooks_for_functions): Delete.
17351 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
17353 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
17354 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
17355 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
17356 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
17357 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
17358 remove LANG_HOOKS_FUNCTION_INITIALIZER.
17359 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
17361 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
17362 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
17364 2008-04-04 Jakub Jelinek <jakub@redhat.com>
17367 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
17370 2008-04-04 Richard Guenther <rguenther@suse.de>
17372 PR middle-end/35823
17373 * fold-const.c (optimize_minmax_comparison): Use the correct
17374 type for the constant in the simplified comparison.
17376 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
17378 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
17379 Pass L2 size as "--param l2-cache-size" to the compiler.
17380 (decode_l2_cache): New function to decode L2 cache parameters using
17381 0x8000006 extended cpuid function.
17382 (detect_caches_amd): Determine parameters of L2 cache using
17383 decode_l2_caches function.
17384 (decode_caches_intel): Decode L2 cache parameters.
17385 (detect_caches_intel): Determine L2 cache parameters using
17386 decode_caches_intel and decode_l2_caches functions.
17388 2008-04-03 Bob Wilson <bob.wilson@acm.org>
17390 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
17391 secondary input reload for subword loads from the constant pool.
17393 2008-04-03 Janis Johnson <janis187@us.ibm.com>
17396 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
17397 constants of the appropriate size for runtime calculations.
17400 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
17401 decimal-float literal constant zero.
17403 2008-04-03 Jakub Jelinek <jakub@redhat.com>
17406 * c-parser.c (c_parser_omp_atomic): Call
17407 default_function_array_conversion on the RHS.
17409 PR middle-end/35818
17410 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
17411 call is_variable_sized if decl has incomplete type.
17413 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
17415 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
17417 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
17419 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
17421 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
17422 (sgt<u>): Merge sgt and sgtu into new expander.
17423 (sgt, sgtu): Remove expanders.
17424 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
17425 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
17426 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
17427 *sgtu_<mode>_mips16 into new pattern.
17428 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
17429 (sge<u>): Merge sge and sgeu into new expander.
17430 (sge, sgeu): Remove expanders.
17431 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
17433 (*sge_<mode>, second *sge_<mode>): Remove patterns.
17434 (slt<u>): Merge slt and sltu into new expander.
17435 (slt, sltu): Remove expanders.
17436 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
17437 (*slt_<mode>, *sltu_<mode>): Remove patterns.
17438 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
17439 *sltu_<mode>_mips16 into new pattern.
17440 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
17441 (sle<u>): Merge sle and sleu into new expander.
17442 (sle, sleu): Remove expanders.
17443 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
17444 (*sle_<mode>, *sleu_<mode>): Remove patterns.
17445 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
17446 *sleu_<mode>_mips16 into new pattern.
17447 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
17449 2008-04-03 Jan Hubicka <jh@suse.cz>
17451 PR tree-optimization/35795
17452 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
17453 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17454 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17455 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17456 * score/score3.c (score3_output_mi_thunk): Likewise.
17457 * score/score7.c (score7_output_mi_thunk): Likewise.
17458 * mips/mips.c (mips_output_mi_thunk): Likewise.
17460 2008-04-03 Richard Guenther <rguenther@suse.de>
17462 * tree-vrp.c (extract_range_from_unary_expr): Handle all
17463 conversions. Simplify code.
17465 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
17467 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
17469 2008-04-03 Tom Tromey <tromey@redhat.com>
17470 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17472 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17473 * config/bfin/t-bfin-linux (generated_files): Add
17474 linux-sysroot-suffix.h.
17475 * doc/install.texi (Prerequisites): Require make 3.80.
17476 * doc/sourcebuild.texi (Front End Directory): Document new
17478 * Makefile.in (generated_files): New variable.
17479 (ALL_HOST_OBJS): New variable.
17480 ($(ALL_HOST_OBJS)): New target.
17482 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17484 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
17485 (remap_block): Call id->transform_lang_insert_block instead
17487 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
17488 Set id.transform_lang_insert_block to NULL.
17489 (clone_body): Move to cp/optimize.c
17490 * tree-inline.h (struct copy_body_data): Change
17491 transform_lang_insert_block to function pointer.
17492 (copy_generic_body, copy_decl_no_change): Export.
17493 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
17494 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
17495 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17497 * c-tree.h (insert_block): Kill.
17498 * c-decl.c (insert_block): Kill.
17500 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17502 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17503 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17504 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17506 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17507 argument, call {push,pop}_function_context from here.
17508 * c-parser.c: Use c_{push,pop}_function_context.
17510 * function.c (push_function_context_to): Move meat ...
17511 (push_function_context): ... here. Simplify.
17512 * function.c (pop_function_context_from): Move meat ...
17513 (pop_function_context): ... here. Simplify.
17514 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17516 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17517 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17518 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17519 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17521 2008-04-03 Ben Elliston <bje@au.ibm.com>
17523 * expmed.c (extract_force_align_mem_bit_field): Remove.
17525 2008-04-03 Richard Guenther <rguenther@suse.de>
17527 PR middle-end/35800
17528 * expr.h (try_casesi): Adjust prototype.
17529 * expr.c (try_casesi): Take fallback label as extra parameter.
17530 Use that for gen_casesi if default_label is NULL.
17531 * stmt.c (expand_case): Pass fallback label to try_casesi,
17532 make sure to fill gaps with a fallback label if default_label
17535 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17538 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17540 2008-04-03 Ben Elliston <bje@au.ibm.com>
17542 * expmed.c (extract_split_bit_field): Remove if (0) code.
17543 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17544 (do_ds_constraint): Likewise.
17546 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17548 * doc/cppopts.texi (-dU): Document.
17549 * c-common.h (flag_dump_macros): Update comment.
17550 * c-opts.c (handle_OPT_d): Handle -dU.
17551 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17552 dump_queued_macros, cb_used_define, cb_used_undef): New.
17553 (init_pp_output): Handle -dU.
17554 (cb_line_change): Call dump_queued_macros.
17555 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17557 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17559 * config/avr/predicates.md (io_address_operand): New predicate.
17560 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17561 * config/avr/avr.c (avr_io_address_p): Remove function.
17562 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17563 'avr_io_address_p' function.
17564 (out_movhi_r_mr): (Ditto.).
17565 (out_movqi_mr_r): (Ditto.).
17566 (out_movhi_mr_r): (Ditto.).
17567 (avr_address_cost): (Ditto.).
17569 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17571 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17572 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17573 in 32bit mode when XMM registers are available to avoid store
17575 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17576 corresponding post-reload splitters.
17578 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17580 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17581 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17582 __builtin_ia32_roundss.
17583 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17584 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17585 __builtin_ia32_roundss.
17586 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17587 IX86_BUILTIN_SHUFPD here.
17589 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17591 * config/i386/i386.md (plogic): New.
17592 (plogicprefix): Likewise.
17594 * config/i386/mmx.md (mmx_<code><mode>3): New.
17595 (mmx_and<mode>3): Removed.
17596 (mmx_ior<mode>3): Likewise.
17597 (mmx_xor<mode>3): Likewise.
17599 * config/i386/sse.md (<code><mode>3): New.
17600 (*<code><mode>3): Likewise.
17601 (*<code><mode>3): Likewise.
17602 (<code><mode>3): Likewise.
17603 (*sse_<code><mode>3): Likewise.
17604 (*sse2_<code><mode>3): Likewise.
17605 (<code>tf3): Likewise.
17606 (*<code>tf3): Likewise.
17607 (and<mode>3): Likewise.
17608 (*and<mode>3): Likewise.
17609 (ior<mode>3): Removed.
17610 (*ior<mode>3): Likewise.
17611 (xor<mode>3): Likewise.
17612 (*xor<mode>3): Likewise.
17613 (*and<mode>3): Likewise.
17614 (*ior<mode>3): Likewise.
17615 (*xor<mode>3): Likewise.
17616 (and<mode>3): Likewise.
17617 (*sse_and<mode>3): Likewise.
17618 (*sse2_and<mode>3): Likewise.
17619 (andtf3): Likewise.
17620 (*andtf3): Likewise.
17621 (ior<mode>3): Likewise.
17622 (*sse_ior<mode>3): Likewise.
17623 (*sse2_ior<mode>3): Likewise.
17624 (iortf3): Likewise.
17625 (*iortf3): Likewise.
17626 (xor<mode>3): Likewise.
17627 (*sse_xor<mode>3): Likewise.
17628 (*sse2_xor<mode>3): Likewise.
17629 (xortf3): Likewise.
17630 (*xortf3): Likewise.
17632 2008-04-02 Richard Guenther <rguenther@suse.de>
17634 PR tree-optimization/14495
17635 PR tree-optimization/34793
17636 * tree-vrp.c (struct switch_update): New structure.
17637 (to_remove_edges, to_update_switch_stmts): New VECs.
17638 (simplify_switch_using_ranges): New function. Remove not taken
17639 case labels and edges.
17640 (simplify_stmt_using_ranges): Call it.
17641 (identify_jump_threads): Mark edges we have queued for removal
17642 so we don't thread them.
17643 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17645 * tree-cfg.c (group_case_labels): Deal with missing default label.
17646 (tree_verify_flow_info): Allow missing default label.
17647 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17648 (emit_case_nodes): Likewise.
17649 (expand_case): Do not rely on the default label to be present.
17650 * expr.c (try_casesi): Deal with NULL default_label.
17651 (do_tablejump): Likewise.
17653 2008-04-02 Richard Guenther <rguenther@suse.de>
17655 PR tree-optimization/14495
17656 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17657 SWITCH_EXPR here ...
17658 (vrp_visit_switch_stmt): ... but here (new function).
17659 (find_case_label_index): New helper function.
17660 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17662 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17664 * fwprop.c: Fix ISO-C99ism.
17666 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17669 * Makefile.in (objdir): Set it here.
17670 * configure.ac: Not here. Find dynamic linker characteristics.
17671 * exec-tool.in: Use them.
17672 * aclocal.m4: Regenerate.
17673 * configure: Regenerate.
17675 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17677 * expr.c (expand_var): Delete it.
17678 * expr.h (expand_var): Delete prototype.
17679 * function.c (expand_function_start): Use expand_decl instead.
17680 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17683 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17685 PR rtl-optimization/35542
17686 * fwprop.c (forward_propagate_and_simplify): Replace
17687 loc_reg_mentioned_in_p with reg_mentioned_p.
17689 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17691 PR rtl-optimization/35281
17692 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17693 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17694 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17695 (varying_mem_p): Move above propagate_rtx.
17696 (all_uses_available_at): Do not check MEMs.
17698 2008-04-02 Rafael Espíndola <espindola@google.com>
17700 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17701 (register_edge_assert_for_2): Split the cond argument.
17702 (register_edge_assert_for_1): Adjust for the change in
17703 register_edge_assert_for_2.
17704 (register_edge_assert_for): Split the cond argument.
17705 (find_switch_asserts): Adjust for the change in
17706 register_edge_assert_for.
17708 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17710 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17711 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17712 offsets for 64-bit mingw.
17713 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17714 abi for x86_64-pc-mingw.
17716 2008-04-02 Richard Guenther <rguenther@suse.de>
17718 * tree-vrp.c (extract_range_from_assert): Make sure to not
17719 produce range min/max with TREE_OVERFOW set.
17720 If merging a anti-range and a range keep the anti-range if
17721 the range covers all values of the type.
17722 (register_edge_assert_for_2): Only allow sign-changing
17723 conversions in detecting canonical range checks. Also
17724 register an assert for the unsigned name if useful.
17726 PR tree-optimization/35787
17727 * tree-vrp.c (vrp_val_max): New function.
17728 (vrp_val_min): Likewise.
17729 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17730 (vrp_val_is_min): Likewise.
17731 (supports_overflow_infinity): Use vrp_val_{min,max}.
17732 (negative_overflow_infinity): Likewise.
17733 (positive_overflow_infinity): Likewise.
17734 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17735 (is_positive_overflow_infinity): Likewise.
17736 (is_overflow_infinity): Likewise.
17737 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17738 vrp_val_is_{min,max}.
17739 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17740 to ranges if possible. Avoid empty ranges.
17742 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17744 PR middle-end/35705
17745 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17746 the expression is a function address.
17748 2008-04-01 George Helffrich <george@gcc.gnu.org>
17750 PR fortran/35154, fortran/23057
17751 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17752 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17753 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17754 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17756 (dbxout_syms): Check for COMMON-based symbol and wrap in
17757 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17758 in bracket for efficiency.
17760 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17761 using DW_TAG_common_block + member offset.
17762 (add_pubname_string): New function.
17763 (dw_expand_expr): New function to find block name and offset for
17765 (common_check): New function to check whether symbol in Fortran COMMON.
17766 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17768 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17771 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17773 2008-04-02 Ben Elliston <bje@au.ibm.com>
17775 * config/v850/v850.md (casesi): Remove if (0) code.
17776 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17777 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17779 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17781 * config/i386/i386.md (rex64suffix): New mode attribute.
17782 (floathi<mode>2): Disable expander for SSE math.
17783 (*floathi<mode>2_1): New insn insn_and_split pattern.
17784 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17785 corresponding post-reload splitters.
17786 (*floathi<mode>2_i387): New macroized insn pattern.
17787 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17788 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17789 insn_and_split pattern.
17790 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17791 New macroized instruction patterns and corresponding post-reload
17793 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17794 and corresponding post-reload splitters.
17795 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17796 New macroized instruction patterns.
17797 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17798 macroized instruction patterns and corresponding post-reload splitters.
17799 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17800 corresponding post-reload splitters.
17801 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17802 New macroized instruction patterns.
17803 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17804 corresponding post-reload splitters.
17805 (*floatsi<mode>2_i387): New macroized instruction patterns.
17807 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17809 * config/i386/i386.md (smaxmin): New.
17810 (umaxmin): Likewise.
17811 (maxminiprefix): Likewise.
17812 (maxminfprefix): Likewise.
17813 (<code><mode>3): Likewise.
17814 (smin<mode>3): Removed.
17815 (smax<mode>3): Likewise.
17817 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17818 (mmx_<code>v4hi3): Likewise.
17819 (mmx_<code>v8qi3): Likewise.
17820 (mmx_smaxv2sf3): Removed.
17821 (mmx_sminv2sf3): Likewise.
17822 (mmx_umaxv8qi3): Likewise.
17823 (mmx_smaxv4hi3): Likewise.
17824 (mmx_uminv8qi3): Likewise.
17825 (mmx_sminv4hi3): Likewise.
17827 * config/i386/sse.md (<addsub><mode>3): New.
17828 (*<addsub><mode>3): Likewise.
17829 (<sse>_vm<addsub><mode>3): Likewise.
17830 (<maxmin><mode>3): Likewise.
17831 (*<maxmin><mode>3_finite): Likewise.
17832 (*<maxmin><mode>3): Likewise.
17833 (<sse>_vm<maxmin><mode>3): Likewise.
17834 (sse3_h<addsub>v4sf3): Likewise.
17835 (sse3_h<addsub>v2df3): Likewise.
17836 (<maxmin>v16qi3): Likewise.
17837 (*<maxmin>v16qi3): Likewise.
17838 (<maxmin>v8hi3): Likewise.
17839 (*<maxmin>v8hi3): Likewise.
17840 (*sse4_1_<maxmin><mode>3): Likewise.
17841 (*sse4_1_<maxmin><mode>3): Likewise.
17842 (add<mode>3): Removed.
17843 (*add<mode>3): Likewise.
17844 (<sse>_vmadd<mode>3): Likewise.
17845 (sub<mode>3): Likewise.
17846 (*sub<mode>3): Likewise.
17847 (<sse>_vmsub<mode>3): Likewise.
17848 (smin<mode>3): Likewise.
17849 (*smin<mode>3_finite): Likewise.
17850 (*smin<mode>3): Likewise.
17851 (<sse>_vmsmin<mode>3): Likewise.
17852 (smax<mode>3): Likewise.
17853 (*smax<mode>3_finite): Likewise.
17854 (*smax<mode>3): Likewise.
17855 (<sse>_vmsmax<mode>3): Likewise.
17856 (sse3_haddv4sf3): Likewise.
17857 (sse3_haddv2df3): Likewise.
17858 (sse3_hsubv4sf3): Likewise.
17859 (sse3_hsubv2df3): Likewise.
17860 (umaxv16qi3): Likewise.
17861 (*umaxv16qi3): Likewise.
17862 (smaxv8hi3): Likewise.
17863 (*smaxv8hi3): Likewise.
17864 (*sse4_1_smax<mode>3): Likewise.
17865 (*sse4_1_umax<mode>3): Likewise.
17866 (uminv16qi3): Likewise.
17867 (*uminv16qi3): Likewise.
17868 (sminv8hi3): Likewise.
17869 (*sminv8hi3): Likewise.
17870 (*sse4_1_smin<mode>3): Likewise.
17871 (*sse4_1_umin<mode>3): Likewise.
17873 2008-04-01 Rafael Espíndola <espindola@google.com>
17875 * tree-cfg.c (verify_expr): remove in_phi.
17876 (verify_stmt): Don't call walk_tree with verify_expr. Use
17877 is_gimple_min_invariant instead of is_gimple_val.
17879 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17881 * doc/include/gpl_v3.texi: Update for manpage generation.
17882 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17884 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17885 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17886 gpl_v3.texi instead of gpl.texi.
17889 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17892 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17894 2008-04-01 Rafael Espíndola <espindola@google.com>
17896 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17897 (extract_code_and_val_from_cond): Use
17898 extract_code_and_val_from_cond_with_ops.
17900 2008-04-01 Jan Hubicka <jh@suse.cz>
17902 * function.c (free_after_compilation): Free epilogue_delay_list.
17903 (prepare_function_start): Assert that previous compilation was freed.
17905 2008-04-01 Jan Hubicka <jh@suse.cz>
17906 Jim Wilson <wilson@tuliptree.org>
17907 Andreas Tobler <andreast@gcc.gnu.org>
17909 PR middle-end/35781
17910 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17911 rtl.emit instead cfun->emit.
17912 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17913 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17915 2008-04-01 Ben Elliston <bje@au.ibm.com>
17917 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17919 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17921 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17923 (fprofile-use): Add var flag_profile_use
17924 * coverage.c (coverage_begin_output): Do not open a gcno file for
17925 output only if -ftest-coverage is set.
17926 Do not add getpwd() to gcda file path.
17927 (build_gcov_info): Check the new flag
17928 flag_profile_datafile_relative_path.
17929 (coverage_init): Use profile_data_prefix.
17930 Read profile counter only if flag_profile_use is set.
17931 * opts.c (common_handle_option): New option fprofile-use=,
17932 fprofile-dir=, fprofile-generate=.
17933 * toplev.c (profile_data_prefix): New variable definition.
17934 * toplev.h (profile_data_prefix): New declaration.
17935 * doc/invoke.tex (Option Summary, Optimization Options):
17938 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17940 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17941 use tmp consistently.
17944 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17945 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17946 UNSPEC_FR_RECIP_APPROX_RES.
17947 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17949 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17952 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17954 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17956 PR middle-end/30186
17957 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17958 element of the vector via a pointer.
17960 2008-03-31 Ian Lance Taylor <iant@google.com>
17962 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17964 2008-03-31 Jan Hubicka <jh@suse.cz>
17966 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17967 get_arg_pointer_save_area.
17968 * expr.c (init_expr): Just clear out rtl.expr.
17969 * function.c (free_after_compilation): Clear out whole RTL structure.
17970 (get_func_frame_size): Merge into ...
17971 (get_frame_size): ... this one.
17972 (assign_stack_local_1): Merge into ...
17973 (assign_stack_local): ... this one.
17974 (expand_function_end): Update call of get_arg_pointer_save_area.
17975 (get_art_pointer_save_area): Remove cfun argument.
17976 * function.h (emit_status): regno_pointer_align does not need length
17977 attribute. Move x_regno_reg_rtx to ...
17978 (regno_reg_rtx): ... new global array.
17979 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17980 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17981 apply_args_value, forced_labels, stack_pointer_delta):
17983 (struct varasm_status): Move here from varasm.c
17984 (struct rtl_data): New. Move here some fields from struct function.
17985 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17986 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17987 used_temp_slots avail_temp_slots, temp_slot_level,
17988 nonlocal_goto_handler_labels): Update accesstors.
17989 (rtl): New global variable.
17990 (struct function): Move some fileds to rtl_data.
17991 (get_arg_pointer_save_area): Update prototype.
17992 * emit-rtl.c (rtl): Declare.
17993 (regno_reg_rtx): Declare.
17994 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17996 (gen_reg_rtx): Update.
17997 (init_virtual_regs): Do not tate emit_status argument.
17998 (init_emit): Do not allocate emit.
17999 * varasm.c (varasm_statuc): Move to function.h.
18000 (n_deferred_constatns): Update accestor.
18001 (init_varasm_status): Do not allocate varasm_status.
18002 (force_const_mem, get_pool_size, output_constant_pool): Update.
18003 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18004 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18006 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18008 PR rtl-optimization/35729
18009 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18012 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18015 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18016 load/store if memory is unaligned.
18017 (*movti_rex64): Likewise.
18019 * config/i386/predicates.md (misaligned_operand): New.
18021 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18024 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18027 2008-03-31 Jan Beulich <jbeulich@novell.com>
18029 * config/ia64/constraints.md: Add 'j' constraint.
18030 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18031 (movdi_internal): Likewise.
18033 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18036 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18038 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18041 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18042 proper error message for the third argument on blendpd and
18045 * config/i386/sse.md (blendbits): New.
18046 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18048 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18050 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18052 2008-03-30 Richard Guenther <rguenther@suse.de>
18054 PR middle-end/31023
18055 * fold-const.c (fold_sign_changed_comparison): Do leave
18056 conversions to base-types alone.
18058 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18060 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18061 the link register if one altivec register is be saved.
18063 2008-03-30 Ben Elliston <bje@au.ibm.com>
18065 * final.c (final_scan_insn): Remove if (0) code.
18067 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18069 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18071 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18073 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18074 of V4SFmode to ix86_binary_operator_ok.
18076 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18078 * config/i386/i386.c (override_options): Initialize
18079 ix86_veclib_handler to ix86_veclibabi_svml when
18080 -mveclibabi=svml is used.
18081 (ix86_veclibabi_svml): New function for SVML ABI style
18082 vectorization support.
18083 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18085 2008-03-28 Rafael Espíndola <espindola@google.com>
18087 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18088 (tree_binary_nonnegative_warnv_p): Make it public.
18089 (tree_single_nonnegative_warnv_p): Make it public.
18090 (tree_invalid_nonnegative_warnv_p): Make it public.
18091 (tree_unary_nonzero_warnv_p): Make it public.
18092 (tree_binary_nonzero_warnv_p): Make it public
18093 (tree_single_nonzero_warnv_p): Make it public.
18094 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18095 (extract_range_from_binary_expr): Split the expr argument.
18096 (extract_range_from_unary_expr): Split the expr argument.
18097 (extract_range_from_comparison): Split the expr argument.
18098 (extract_range_from_expr): Use the new aux functions.
18099 (vrp_evaluate_conditional_warnv): Use
18100 vrp_evaluate_conditional_warnv_with_ops.
18101 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18102 (tree_binary_nonzero_warnv_p): Declare.
18103 (tree_single_nonzero_warnv_p): Declare.
18104 (tree_expr_nonzero_warnv_p): Declare.
18105 (tree_unary_nonnegative_warnv_p): Declare.
18106 (tree_binary_nonnegative_warnv_p): Declare.
18107 (tree_single_nonnegative_warnv_p): Declare.
18108 (tree_invalid_nonnegative_warnv_p): Declare.
18110 2008-03-28 Richard Guenther <rguenther@suse.de>
18112 PR tree-optimization/30317
18113 PR tree-optimization/30911
18114 PR tree-optimization/34793
18115 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18116 (struct assert_locus_d): New member EXPR.
18117 (register_new_assert_for): Add EXPR parameter to support
18118 ASSERT_EXPR <name, expr OP limit>.
18119 (register_edge_assert_for_1): Adjust callers.
18120 (find_assert_locations): Likewise.
18121 (process_assert_insertions_for): Build condition from expression.
18122 (extract_range_from_assert): Handle ASSERT_EXPRs
18123 of the form ASSERT_EXPR <name, expr OP limit>.
18124 (register_edge_assert_for_2): New helper registering
18125 asserts for comparisons. Recognize range tests of the form
18126 (unsigned)i - CST1 OP CST2.
18127 (register_edge_assert_for_1): Use it.
18128 (register_edge_assert_for): Likewise.
18129 (needs_overflow_infinity): Integer sub-types
18130 do not need overflow infinities.
18131 (vrp_val_is_max): The extreme values of integer sub-types
18132 are those of the base type.
18133 (vrp_val_is_min): Likewise.
18134 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18137 2008-03-28 Nick Clifton <nickc@redhat.com>
18140 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18141 Return GENERAL_REGS for stack adjustment reloads.
18143 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18146 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18147 const_vector when all the vectors are constant.
18149 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18151 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18153 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18154 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18156 (s<code>_sf): Use new scc_sf attribute for opcode names.
18158 2008-03-27 Tom Tromey <tromey@redhat.com>
18160 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18161 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18162 config/spu/t-spu-elf, config/i386/t-interix,
18163 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18164 config/i386/x-darwin, config/i386/x-mingw32,
18165 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18166 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18167 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18168 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18169 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18170 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18171 config/score/t-score-elf, config/arm/t-strongarm-pe,
18172 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18173 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18174 Revert automatic dependency patch.
18176 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18179 * config/i386/i386.c (ix86_function_arg_boundary): Align
18180 decimal floating point to its natural boundary.
18182 2008-03-27 Richard Guenther <rguenther@suse.de>
18184 PR middle-end/35716
18185 * fold-const.c (fold_comparison): Restrict distinct decl
18186 comparison folding to VAR_DECLs and PARM_DECLs. Do not
18187 solely rely on operand_equal_p.
18189 2008-03-27 Richard Guenther <rguenther@suse.de>
18192 * c-common.c (handle_weak_attribute): Reject combination of
18195 2008-03-27 Richard Guenther <rguenther@suse.de>
18197 PR tree-optimization/32810
18198 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
18199 conversions from DECL_INITIAL.
18200 (fold_const_aggregate_ref): Likewise from constructor elements.
18202 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
18204 * tree-affine.h (aff_combination_expand): Declare.
18205 (get_inner_reference_aff): Likewise.
18206 * tree-affine.c (aff_combination_expand): Split out from
18207 tree_to_aff_combination_expand.
18208 (get_inner_reference_aff): New function.
18209 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
18210 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
18211 (struct lim_aux_data): sm_done field removed.
18212 (mem_ref_loc_p, mem_ref_locs_p): New types.
18213 (struct mem_ref): Added id, stored, accesses_in_loop,
18214 indep_loop, dep_loop, indep_ref, dep_ref fields.
18215 Removed is_stored, locs and next fields.
18216 (memory_accesses): New variable.
18217 (movement_possibility): Do not allow moving statements
18218 that store to memory.
18219 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
18221 (determine_max_movement): For statements with memory references,
18222 find the outermost loop in that the reference is independent.
18223 (move_computations_stmt): Mark the virtual operands for renaming.
18224 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
18225 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
18226 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
18227 add_vop_ref_mapping, create_vop_ref_mapping_loop,
18228 create_vop_ref_mapping, analyze_memory_references,
18229 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
18230 get_all_locs_in_loop, ref_always_accessed_p,
18231 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
18232 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
18233 store_motion_loop, store_motion): New functions.
18234 (struct vop_to_refs_elt): New type.
18235 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
18236 memref_hash, memref_eq, hoist_memory_references): Rewritten.
18237 (schedule_sm): Replaced by...
18238 (execute_sm): ... this.
18239 (determine_lsm_ref, hoist_memory_references,
18240 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
18241 find_more_ref_vops, free_mem_ref, free_mem_refs,
18242 determine_lsm_loop, determine_lsm): Removed.
18243 (tree_ssa_lim_finalize): Free data structures used by store motion.
18244 (tree_ssa_lim): Call analyze_memory_references. Use
18245 store_motion instead of determine_lsm.
18247 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18249 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
18250 rename tmake_file to m68hc11/t-m68hc11.
18251 (mcore): Set inhibit_libc to true.
18252 * config.host (alpha*-dec-*vms*): Set extra_programs.
18253 (interix3*): Don't use host_xmake_file.
18254 * configure.ac: Let config.gcc override inhibit_libc.
18255 * configure: Regenerate.
18257 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
18258 * config/t-openbsd-thread: Remove commented out lines.
18260 * config/x-interix: Remove.
18262 * config/m68hc11/t-m68hc11-gas: Rename to...
18263 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
18265 * config/mcore/t-mcore: Remove T_CFLAGS.
18266 * config/mcore/t-mcore-pe: Likewise.
18268 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
18270 * configure.ac: Replace custom __GNU_SOURCE test with
18271 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
18272 * aclocal.m4: Regenerate.
18273 * configure: Regenerate.
18274 * config.in: Regenerate.
18276 2008-03-27 Richard Guenther <rguenther@suse.de>
18278 * fold-const.c (target.h): Include.
18279 (fold_comparison): Fold comparison of addresses of decls
18280 that bind locally or of constants. Consolidate address folding code.
18281 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
18282 results from fold_binary_to_constant.
18283 (compare_values_warnv): Likewise.
18285 2008-03-27 Andrew Pinski <pinskia@gmail.com>
18287 PR middle-end/35429
18288 * fold-const.c (fold_truthop): Check for integeral types when folding
18289 a == 0 && b == 0 and a != 0 || b != 0 .
18291 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
18293 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
18295 2008-03-26 Andreas Schwab <schwab@suse.de>
18297 * doc/invoke.texi: Fix use of @item vs. @itemx.
18299 2008-03-26 Tom Tromey <tromey@redhat.com>
18301 * Makefile.in (build/gensupport.o, build/print-rtl.o,
18302 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
18303 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
18304 build/gencodes.o, build/genconditions.o, build/genconfig.o,
18305 build/genconstants.o, build/genemit.o, build/genextract.o,
18306 build/genflags.o, build/genmddeps.o, build/genopinit.o,
18307 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
18310 2008-03-26 Richard Guenther <rguenther@suse.de>
18313 2008-03-26 Richard Guenther <rguenther@suse.de>
18315 * fold-const.c (target.h): Include.
18316 (fold_comparison): Fold comparison of addresses of two decls
18317 that bind locally. Consolidate address folding code.
18319 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18321 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
18322 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
18323 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
18324 dconstsqrt2, dconstthird, dconste and/or dconst10.
18325 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
18326 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
18327 dconstsqrt2, dconste): Delete.
18328 (init_emit_once): Likewise. Simplify initializing dconstm1.
18330 * real.c (get_real_const): New.
18331 * real.h (dconst3, dconst10, dconstm2, dconstthird,
18332 dconstsqrt2, dconste): Delete.
18333 (real_value_const, get_real_const): New.
18335 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
18337 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
18339 * config/i386/i386.c (ix86_function_arg_boundary): Check
18340 BIGGEST_ALIGNMENT instead of 128.
18341 (setup_incoming_varargs_64): Likewise.
18343 2008-03-26 Tom Tromey <tromey@redhat.com>
18345 * Makefile.in (DEPFILES): Add missing '/'.
18347 2008-03-26 Richard Guenther <rguenther@suse.de>
18349 * fold-const.c (target.h): Include.
18350 (fold_comparison): Fold comparison of addresses of two decls
18351 that bind locally. Consolidate address folding code.
18353 2008-03-26 Nick Clifton <nickc@redhat.com>
18356 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
18357 not allow INT+INT as a legitimate addressing mode.
18359 2008-03-26 Richard Guenther <rguenther@suse.de>
18361 * tree-flow.h (widen_bitfield): Remove declaration.
18362 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
18363 (widen_bitfield): Remove function.
18364 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
18367 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18370 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
18373 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
18375 PR rtl-optimization/35232
18376 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
18377 (forget_old_reloads_1, forget_marked_reloads): Don't clear
18378 reg_reloaded_call_part_clobbered here.
18379 (reload_regs_reach_end_p): New function.
18380 (reload_reg_rtx_for_input): New variable.
18381 (reload_reg_rtx_for_output): Likewise.
18382 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
18383 when reassigning a pseudo register. Load reloadreg from
18384 reload_reg_rtx_for_input, moving the mode and register
18386 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
18387 instead of the original when deciding whether an input reload
18388 would be a no-op or whether an output reload can be deleted.
18389 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
18390 when setting up new_spill_reg_store. Load it from
18391 reload_reg_rtx_for_output, moving the mode and register
18393 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
18394 instead of the original when deciding whether an output reload
18395 would be a no-op. Do the same when modifying insn notes.
18396 Use rtx_equal_p instead of == to compare the registers.
18397 (inherit_piecemeal_p): Take a mode and two register numbers
18399 (emit_reload_insns): Clear new_spill_reg_store for every hard
18400 register in the reload register. Remove spill registers
18401 from reg_reloaded_valid before considering whether to record
18402 inheritance information for them. Use reload_reg_rtx_for_output
18403 instead of reg_rtx when recording output reloads. Use
18404 reload_reg_rtx_for_input instead of reg_rtx when recording
18405 input reloads. Set or clear reg_reloaded_call_part_clobbered
18406 at the same time as setting reg_reloaded_valid.
18407 (delete_output_reload): Add a new_reload_reg parameter and use it
18408 instead of rld[j].reg_rtx.
18409 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
18412 2008-03-25 Tom Tromey <tromey@redhat.com>
18414 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
18415 (build/genattr.o): Likewise.
18416 (build/genattrtab.o): Likewise.
18417 (build/gencodes.o): Likewise.
18418 (build/genconfig.o): Likewise.
18419 (build/genconstants.o): Likewise.
18420 (build/genemit.o): Likewise.
18421 (build/genextract.o): Likewise.
18422 (build/genflags.o): Likewise.
18424 2008-03-25 Bob Wilson <bob.wilson@acm.org>
18426 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
18427 instead of size_int for integer types.
18428 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
18429 to match type of MINUS_EXPR.
18431 2008-03-25 Tom Tromey <tromey@redhat.com>
18433 * configure: Rebuilt.
18434 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
18437 2008-03-25 Tom Tromey <tromey@redhat.com>
18439 * config/x-solaris (host-solaris.o): Update.
18440 * config/x-linux (host-linux.o): Update.
18441 * config/x-hpux (host-hpux.o): Update.
18442 * config/x-darwin (host-darwin.o): Update.
18443 * config/v850/t-v850e (v850-c.o): Update.
18444 * config/v850/t-v850 (v850-c.o): Update.
18445 * config/t-vxworks (vxworks.o): Update.
18446 * config/t-sol2 (sol2-c.o, sol2.o): Update.
18447 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
18448 * config/spu/t-spu-elf (spu-c.o): Update.
18450 * config/sh/t-symbian (sh-c.o): Update.
18451 (symbian.o): Update.
18452 * config/sh/t-sh (sh-c.o): Update.
18453 * config/score/t-score-elf (score7.o, score3.o): Update.
18454 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
18455 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
18456 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
18457 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
18458 (rs6000.o): Remove.
18459 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18460 * config/m32c/t-m32c (m32c-pragma.o): Update.
18461 * config/ia64/t-ia64 (ia64-c.o): Update.
18462 * config/i386/x-mingw32 (host-mingw32.o): Update.
18463 * config/i386/x-i386 (driver-i386.o): Update.
18464 * config/i386/x-darwin (host-i386-darwin.o): Update.
18465 * config/i386/x-cygwin (host-cygwin.o): Update.
18466 * config/i386/t-nwld (nwld.o): Update.
18467 * config/i386/t-netware (netware.o): Update.
18468 * config/i386/t-interix (winnt.o): Update.
18469 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
18470 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
18471 msformat-c.o): Update.
18472 * config/bfin/t-bfin-linux (generated_files): Add
18473 linux-sysroot-suffix.h.
18474 * config/arm/t-wince-pe (pe.o): Update.
18475 * config/arm/t-strongarm-pe (pe.o): Update.
18476 * config/arm/t-pe (pe.o): Update.
18477 * config/arm/t-arm (arm-c.o): Update.
18478 * doc/install.texi (Prerequisites): Require make 3.80.
18479 * Makefile.in: Remove .o targets.
18480 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
18481 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
18482 (simple_generated_h, simple_generated_c): Move earlier.
18483 (generated_files): New variable.
18484 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
18485 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
18486 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
18487 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
18488 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
18489 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
18490 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
18491 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
18492 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
18493 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
18494 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
18495 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18497 (COMPILE.base, COMPILE): New variables.
18498 (%.o): New pattern rule.
18499 (ALL_HOST_OBJS): New variable.
18500 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18501 (dummy-checksum.o, cc1-checksum.o): Remove.
18502 (DRIVER_SHLIB): New variable.
18503 (DRIVER_DEFINES): Use it.
18504 (gencondmd.c): Move out of build/.
18505 (s-conditions): Update.
18506 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18507 (ALL_BUILD_OBJS): Likewise.
18508 (build/%.o): Use BUILDCOMPILE.
18509 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18510 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18511 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18512 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18513 build/genconfig.o, build/genconstants.o, build/genemit.o,
18514 build/genextract.o, build/genflags.o, build/genmddeps.o,
18515 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18516 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18517 build/gen-protos.o, build/scan.o, build/fix-header.o,
18518 build/scan-decls.o): Simplify.
18519 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18520 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18521 prefix.o, toplev.o): Reduce to variable setting.
18522 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18523 ($(out_object_file), gcc-options.o): New targets.
18524 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18525 * configure: Rebuilt.
18526 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18527 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18529 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18531 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18532 complain when we hit an error, return ERROR_MARK_NODE.
18534 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18536 * config/sh/constraints.md (Pso, Psz): New constraints.
18537 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18538 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18540 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18542 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18543 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18545 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18547 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18548 (prefetch_sh2a): New.
18550 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18551 Naveen.H.S <naveen.hs@kpitcummins.com>
18553 * config/sh/constraints.md (I28): New constraint.
18554 * config/sh/sh.c (broken_move): Add support for movi20s.
18555 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18557 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18558 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18559 Naveen.H.S <naveen.hs@kpitcummins.com>
18561 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18562 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18563 (print_operand): Handle resbank in %@ operand code.
18564 (sh_encode_section_info): New.
18565 (push_regs): Add conditions for resbank.
18566 (sh_expand_epilogue): Likewise.
18567 (sh_insert_attributes): Likewise.
18568 (sh_attribute_table): Likewise.
18569 (sh_handle_resbank_handler_attribute): New.
18570 (sh2a_handle_function_vector_handler_attribute): New.
18571 (sh2a_is_function_vector_call): New.
18572 (sh2a_get_function_vector_number): New.
18573 (sh2a_function_vector_p): New.
18574 (sh_cfun_resbank_handler_p): New.
18575 * config/sh/sh.md (calli): Emit jsr/n if possible.
18576 (calli_tbr_rel): New.
18577 (calli_pcrel): Emit jsr/n if possible.
18578 (return_i): Emit rts/n if possible.
18579 (call_valuei_tbr_rel): New.
18580 (call_valuei_pcrel): Add condition for SH2A target.
18581 (call_value): Likewise.
18582 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18583 (sh2a_get_function_vector_number): Likewise.
18584 (sh2a_is_function_vector_call): Likewise.
18585 * doc/extend.texi: Document TBR relative addressing of SH2A.
18586 (resbank): Add description for SH2A.
18588 2008-03-24 Richard Guenther <rguenther@suse.de>
18591 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18592 pointer assignments change conversions according to middle-end rules.
18593 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18594 * configure.ac: Include type checking in yes.
18595 * configure: Regenerate.
18597 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18599 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18600 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18602 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18604 * gthr-vxworks.h (UNUSED): Define.
18606 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18608 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18610 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18612 * doc/extend.texi (Function Attributes): Add missing comma in the
18613 example of the "alloc_size" attribute.
18615 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18618 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18620 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18623 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18626 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18627 of the underlying type of a MS bitfield layout to the natural
18628 alignment of the type.
18630 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18632 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18633 to their natural alignment to avoid store forwarding stalls.
18635 2008-03-22 Richard Guenther <rguenther@suse.de>
18637 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18638 For PHI nodes verify the address is invariant.
18639 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18640 (get_symbol_constant_value): Use is_gimple_min_invariant.
18641 (maybe_fold_stmt_indirect): Likewise.
18643 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18645 PR rtl-optimization/33927
18646 * Makefile.in (dse.o): Depend on $(TM_P_H).
18647 * expr.h (extract_low_bits): Declare.
18648 * expmed.c (extract_low_bits): New function.
18649 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18650 * dse.c: Include tm_p.h.
18651 (find_shift_sequence): Remove the read_reg argument and return the
18652 read value. Emit the instructions instead of returning them.
18653 Iterate on new_mode rather than calculating it each time.
18654 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18655 source to NEW_MODE and extract_low_bits to convert the shifted
18656 value to READ_MODE.
18657 (replace_read): Allow the load and store to have different mode
18658 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18659 or extraction instructions before trying the replacement. Update
18660 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18662 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18664 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18665 to their natural alignment to avoid store forwarding stalls.
18667 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18670 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18671 encouraging but not allowing gprs for input;
18672 change the input constraint to !f#r.
18673 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18675 change the output constraint to !f#r.
18677 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18680 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18681 corresponding post-reload splitters.
18682 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18683 when x87 FP math is selected.
18684 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18685 New function prototype.
18686 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18687 unreachable function to ease macroization of insn patterns.
18689 2008-03-21 Martin Jambor <mjambor@suse.cz>
18691 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18692 reference dumps if ddr is NULL or dependence is unknown.
18694 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18696 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18697 unsigned extension into account.
18698 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18699 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18700 Do computations on a scratch register.
18702 2008-03-21 Richard Guenther <rguenther@suse.de>
18704 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18705 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18706 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18707 * tree-ssa-dom.c (record_equality): Likewise.
18708 * tree-inline.c (copy_body_r): Likewise.
18709 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18712 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18714 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18715 as 'delete_unused' argument.
18717 2008-03-20 Richard Guenther <rguenther@suse.de>
18719 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18720 special casing of constant qualifiers.
18721 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18722 care about them in general.
18723 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18724 regardless of their type.
18725 (fold_stmt_r): Forcefully fold *& if we end up with that.
18727 2008-03-20 Paul Brook <paul@codesourcery.com>
18729 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18730 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18732 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18734 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18735 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18737 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18739 * common.opt (Wmudflap): New option.
18740 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18741 (mx_register_decls): Likewise.
18742 (mudflap_finish_file): Likewise.
18743 * doc/invoke.texi: Document -Wno-mudflap.
18745 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18747 * c-format.c (replace_format_name_to_system_name): New.
18748 (cmp_attribs): New.
18749 (convert_format_name_to_system_name): New.
18750 (decode_format_attr): Add use of convert_format_name_to_system_name.
18751 (format_types_orig): Add gnu_ prefix to names.
18752 (check_format_info_main): Special treating of \0 escaped names for
18753 supporting multi-character format specifiers as I32, I64.
18754 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18755 (gnu_target_overrides_format_attributes): New.
18756 * c-format.h: Add structure target_ovr_attr to hold
18757 system specific formatter names.
18758 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18759 msformat-c.o file to c_target_objs and cxx_target_objs.
18760 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18761 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18762 (TARGET_N_FORMAT_TYPES): New.
18763 * config/i386/msformat-c.c: New.
18764 * config/i386/t-cygming: Add build rule for msformat-c.o.
18765 * doc/extend.texi: Add new format names gnu_* and ms_* and
18767 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18769 2008-03-20 Ira Rosen <irar@il.ibm.com>
18771 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18772 optimizations turned on under -O3.
18773 (ftree-vectorize): Add that the flag is turned on with -O3.
18775 2008-03-20 Ben Elliston <bje@au.ibm.com>
18777 * regmove.c (try_auto_increment): Fix spelling error in comment.
18778 * final.c (final_scan_insn): Likewise.
18780 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18783 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18784 allocator preferences for "y" and "r" class registers.
18785 ("*mov<mode>_internal"): Ditto.
18786 ("*movv2sf_internal_rex64"): Ditto.
18787 ("*movv2sf_internal"): Ditto.
18789 2008-03-19 Michael Matz <matz@suse.de>
18791 PR middle-end/35616
18792 * calls.c (expand_call): Check overlap of arguments with call
18793 address for sibcalls.
18795 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18798 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18799 of the underlying type of a MS bitfield layout to the natural
18800 alignment of the type.
18802 2008-03-19 Jan Hubicka <jh@suse.cz>
18805 * toplev.c (decode_d_option): Handle all CPP flags.
18806 * tree-vrp.c: Update tree_pass descriptors.
18807 * regrename.c: Update tree_pass descriptors.
18808 * fwprop.c: Update tree_pass descriptors.
18809 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18810 * tree-into-ssa.c: Update tree_pass descriptors.
18811 * tree-dump.c: Update tree_pass descriptors.
18812 * tree-complex.c: Update tree_pass descriptors.
18813 * tree-dump.h: Update tree_pass descriptors.
18814 * see.c: Update tree_pass descriptors.
18815 * cgraphbuild.c: Update tree_pass descriptors.
18816 * tracer.c: Update tree_pass descriptors.
18817 * tree-loop-distribution.c: Update tree_pass descriptors.
18818 * cgraph.c: Update tree_pass descriptors.
18819 * postreload-gcse.c: Update tree_pass descriptors.
18820 * postreload.c: Update tree_pass descriptors.
18821 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18822 * tree-tailcall.c: Update tree_pass descriptors.
18823 * tree-pass.h (tree_opt_pass): Rename to ...
18824 (opt_pass) ... this one; add "type" field and remove letter field.
18825 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18826 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18827 all_lowering_passes): Update declaration.
18828 * ipa-cp.c: Update tree_pass descriptors.
18829 * final.c: Update tree_pass descriptors.
18830 * omp-low.c: Update tree_pass descriptors.
18831 * tree-ssa-dse.c: Update tree_pass descriptors.
18832 * ipa-reference.c: Update tree_pass descriptors.
18833 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18834 * auto-inc-dec.c: Update tree_pass descriptors.
18835 * reorg.c: Update tree_pass descriptors.
18836 * cgraphunit.c: Update tree_pass descriptors.
18837 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18838 * tree-ssa-ccp.c: Update tree_pass descriptors.
18839 * df-core.c: Update tree_pass descriptors.
18840 * mode-switching.c: Update tree_pass descriptors.
18841 * tree-nomudflap.c: Update tree_pass descriptors.
18842 * modulo-sched.c: Update tree_pass descriptors.
18843 * ipa-pure-const.c: Update tree_pass descriptors.
18844 * cse.c: Update tree_pass descriptors.
18845 * web.c: Update tree_pass descriptors.
18846 * tree-stdarg.c: Update tree_pass descriptors.
18847 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18848 * tree-ssa-dom.c: Update tree_pass descriptors.
18849 * tree-nrv.c: Update tree_pass descriptors.
18850 * tree-ssa-alias.c: Update tree_pass descriptors.
18851 * loop-init.c: Update tree_pass descriptors.
18852 * gimple-low.c: Update tree_pass descriptors.
18853 * ipa-inline.c: Update tree_pass descriptors.
18854 * tree-ssa-sink.c: Update tree_pass descriptors.
18855 * global.c: Update tree_pass descriptors.
18856 * ifcvt.c: Update tree_pass descriptors.
18857 * jump.c: Update tree_pass descriptors.
18858 * predict.c: Update tree_pass descriptors.
18859 * tree-ssa-loop.c: Update tree_pass descriptors.
18860 * recog.c: Update tree_pass descriptors.
18861 * dse.c: Update tree_pass descriptors.
18862 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18863 * tree-eh.c: Update tree_pass descriptors.
18864 * regmove.c: Update tree_pass descriptors.
18866 * function.c: Update tree_pass descriptors.
18867 * tree-vectorizer.c: Update tree_pass descriptors.
18868 * gcse.c: Update tree_pass descriptors.
18869 * ipa-type-escape.c: Update tree_pass descriptors.
18870 * tree-if-conv.c: Update tree_pass descriptors.
18871 * init-regs.c: Update tree_pass descriptors.
18872 * ipa.c: Update tree_pass descriptors.
18873 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18874 * rtl-factoring.c: Update tree_pass descriptors.
18875 * lower-subreg.c: Update tree_pass descriptors.
18876 * bt-load.c: Update tree_pass descriptors.
18877 * tree-dfa.c: Update tree_pass descriptors.
18878 * except.c: Update tree_pass descriptors.
18879 * emit-rtl.c: Update tree_pass descriptors.
18880 * cfgexpand.c: Update tree_pass descriptors.
18881 * tree-cfgcleanup.c: Update tree_pass descriptors.
18882 * cfgcleanup.c: Update tree_pass descriptors.
18883 * tree-ssa-pre.c: Update tree_pass descriptors.
18884 * tree-sra.c: Update tree_pass descriptors.
18885 * tree-mudflap.c: Update tree_pass descriptors.
18886 * tree-ssa-copy.c: Update tree_pass descriptors.
18887 * cfglayout.c: Update tree_pass descriptors.
18888 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18889 * tree-ssa-dce.c: Update tree_pass descriptors.
18890 * tree-ssa.c: Update tree_pass descriptors.
18891 * regclass.c: Update tree_pass descriptors.
18892 * integrate.c: Update tree_pass descriptors.
18893 * tree-optimize.c: Update tree_pass descriptors.
18894 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18895 * tree-object-size.c: Update tree_pass descriptors.
18896 * combine.c: Update tree_pass descriptors.
18897 * tree-outof-ssa.c: Update tree_pass descriptors.
18898 * bb-reorder.c: Update tree_pass descriptors.
18899 * stack-ptr-mod.c: Update tree_pass descriptors.
18900 * var-tracking.c: Update tree_pass descriptors.
18901 * tree-profile.c: Update tree_pass descriptors.
18902 * tree-vect-generic.c: Update tree_pass descriptors.
18903 * reg-stack.c: Update tree_pass descriptors.
18904 * sched-rgn.c: Update tree_pass descriptors.
18905 * tree-ssa-structalias.c: Update tree_pass descriptors.
18906 * tree-cfg.c: Update tree_pass descriptors.
18907 * passes.c (current_pass): Update declaration.
18908 (finish_optimization_passes): Update.
18909 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18910 (register_one_dump_file, register_dump_files_1, next_pass_1):
18912 (init_optimization_passes): Update handling of new types.
18913 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18914 * ipa-struct-reorg.c: Update tree_pass descriptors.
18915 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18916 * combine-stack-adj.c: Update tree_pass descriptors.
18917 * cfgrtl.c: Update tree_pass descriptors.
18918 * dce.c: Update tree_pass descriptors.
18919 * tree-ssanames.c: Update tree_pass descriptors.
18921 2008-03-19 Richard Guenther <rguenther@suse.de>
18923 PR middle-end/35609
18924 * tree-ssa.c (walk_data): New structure.
18925 (warn_uninitialized_var): If not always_executed warn with "maybe"
18927 (execute_early_warn_uninitialized): Compute post-dominators.
18928 Initialize always_executed before processing each basic block.
18930 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18933 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18934 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18936 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18938 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18940 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18942 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18944 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18945 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18946 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18947 target after ignore has been set, and move there also the commputation
18948 of subtarget and original_target.
18949 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18950 (LANG_HOOKS_INITIALIZER): Remove it.
18951 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18953 2008-03-18 Richard Guenther <rguenther@suse.de>
18955 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18956 found an expression with constants, note that in the VN for the lhs.
18957 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18958 fold them to constants if possible. Run cleanup_cfg if done so.
18959 (execute_pre): Return todo.
18960 (do_pre): Likewise.
18961 (execute_fre): Likewise.
18962 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18964 (get_prop_source_stmt): Look through pointer conversions.
18966 2008-03-18 Jan Hubicka <jh@suse.cz>
18968 * tree-pretty-print.c: Include predict.h.
18969 (dump_generic_node): Dump predictor.
18970 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18971 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18972 * gimple-low.c (lower_stmt): Likewise.
18973 * expr.c (expand_expr_real): Likewise.
18974 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18976 (build_predict_expr, build_predict_expr): New.
18977 * predict.h (predictor_name, build_predict_expr): Update.
18978 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18979 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18980 * predict.def (PRED_CONTINUE): Update hitrate.
18981 * tree.def (PREDICT_EXPR): Define.
18982 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18983 do not handle BIND_EXPR.
18984 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18985 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18986 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18989 2008-03-18 Michael Matz <matz@suse.de>
18991 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18993 2008-03-18 Richard Guenther <rguenther@suse.de>
18995 * tree-gimple.h (is_gimple_invariant_address): Declare.
18996 (is_gimple_constant): Likewise.
18997 * tree-gimple.c (is_gimple_constant): New function.
18998 (is_gimple_invariant_address): Likewise.
18999 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19000 and is_gimple_invariant_address.
19001 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19003 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19004 an addressable base.
19006 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19008 PR middle-end/35611
19009 * gimplify.c (gimplify_expr): Gimplify second operand of
19012 2008-03-17 Richard Guenther <rguenther@suse.de>
19014 PR tree-optimization/19637
19015 * fold-const.c (fold_unary): Remove restrictions of removing
19016 intermediate pointer-conversions (P2)(P1)P0.
19017 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19018 conversion to void pointer.
19019 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19021 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19024 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19025 emulated thread local variables.
19027 2008-03-16 Richard Guenther <rguenther@suse.de>
19029 PR middle-end/35607
19030 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19031 expand TREE_INVARIANT operations that are not gimple invariant.
19033 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19035 * doc/extend.texi (Alignment): Say that the ABI controls
19036 the __alignof__ for non-strict-alignment targets rather
19037 than being a recommendation.
19039 2008-03-15 Paul Brook <paul@codesourcery.com>
19041 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19043 (arm_output_fn_unwind): Mark functions that can not be unwound.
19045 2008-03-15 Paul Brook <paul@codesourcery.com>
19047 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19048 extension instructions.
19050 2008-03-15 Richard Guenther <rguenther@suse.de>
19052 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19053 and fold constant aggregate refs.
19054 (fold_const_aggregate_ref): Handle string constants
19055 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19056 (evaluate_stmt): Simplify now that ccp_fold folds constant
19059 2008-03-15 Paul Brook <paul@codesourcery.com>
19061 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19062 (extzv): Use gen_extzv_t2.
19063 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19065 2008-03-15 Richard Guenther <rguenther@suse.de>
19067 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19068 (fold_const_aggregate_ref): Likewise.
19069 (get_value): Return NULL if we don't have any values.
19070 (ccp_finalize): Set const_val to NULL after freeing it.
19071 * tree-flow.h (get_symbol_constant_value): Declare.
19072 (fold_const_aggregate_ref): Likewise.
19073 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19075 2008-03-15 Richard Guenther <rguenther@suse.de>
19077 PR middle-end/35593
19078 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19079 to not produce negative array indices if not allowed. Add
19080 parameter to indicate that.
19081 (maybe_fold_offset_to_component_ref): Allow negative array
19082 indices only for the first member of a structure.
19083 (maybe_fold_offset_to_reference): Allow negative array indices.
19084 (maybe_fold_stmt_addition): Likewise.
19086 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19087 Anatoly Sokolov <aesok@post.ru>
19089 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19090 (avr_arch): Add ARCH_AVR6.
19091 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19092 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19093 instead of fixed value 2.
19094 (print_operand_address): Use gs() asm specifier instead of pm().
19095 (avr_assemble_integer): (Ditto.).
19096 (avr_output_addr_vec_elt): (Ditto.).
19097 (print_operand): Handle "!" code.
19098 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19099 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19100 (AVR_HAVE_EIJMP_EICALL): Define.
19101 (AVR_3_BYTE_PC): Redefine.
19102 (AVR_2_BYTE_PC): (Ditto.).
19103 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19104 (LINK_SPEC): Add atmega2560 and atmega2561.
19105 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19107 * config/avr/avr.md (call_insn): Use eicall instead of icall
19108 for 3 byte PC devices.
19109 (call_value_insn): (Ditto.).
19110 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19111 (indirect_jump): Use only for for 2 byte PC devices.
19112 (*tablejump): (Ditto.).
19113 (*indirect_jump_avr6): Add insn.
19114 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19115 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19116 instead of ijmp for 3 byte PC devices.
19117 (__tablejump2__): (Ditto.).
19118 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19119 (MULITLIB_DIRNAMES): (Ditto.).
19120 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19122 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19124 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19125 "sse2_umulsidi3". Use V1DI mode for operand 0.
19126 ("mmx_psadbw"): Use V1DI mode for operand 0.
19127 * config/i386/i386-modes.def (V1SI): New vector mode.
19128 * config/i386/i386.c (struct builtin_description)
19129 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19130 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19131 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19132 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19133 v1di_ftype_v8qi_v8qi type.
19134 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19136 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19137 __builtin_ia32_pmuludq]: Fix the mode of return value.
19139 2008-03-15 Richard Guenther <rguenther@suse.de>
19141 PR middle-end/35595
19142 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19145 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19147 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19148 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19149 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19150 unless TARGET_SERIALIZE_VOLATILE is enabled.
19151 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19152 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19153 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19155 2008-03-14 Richard Guenther <rguenther@suse.de>
19157 PR tree-optimization/34172
19158 * tree-flow.h (refs_may_alias_p): Declare.
19159 (get_single_def_stmt): Likewise.
19160 (get_single_def_stmt_from_phi): Likewise.
19161 (get_single_def_stmt_with_phi): Likewise.
19162 * tree-dfa.c (refs_may_alias_p): New function.
19163 (get_single_def_stmt): Likewise.
19164 (get_single_def_stmt_from_phi): Likewise.
19165 (get_single_def_stmt_with_phi): Likewise.
19166 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19167 (vn_reference_lookup_1): New helper function.
19168 (vn_reference_lookup): Walk the virtual use-def chain to
19169 continue searching for a match if the def does not alias the
19170 reference we are looking for.
19172 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19174 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19175 archive and Perzl. Update The Written Word listing.
19177 2008-03-14 Richard Guenther <rguenther@suse.de>
19179 PR tree-optimization/34043
19180 PR tree-optimization/33989
19181 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
19183 (bitmap_find_leader): Use extra argument to verify dominance
19184 relationship inside a basic-block.
19185 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
19186 (find_leader_in_sets): Adjust.
19187 (create_component_ref_by_pieces): Take extra argument for
19188 dominance check, handle lookup failures.
19189 (find_or_generate_expression): Likewise.
19190 (create_expression_by_pieces): Likewise.
19191 (insert_into_preds_of_block): Adjust.
19192 (create_value_expr_from): If asked for, verify all operands
19193 are in the blocks AVAIL_OUT set.
19194 (make_values_for_stmt): Check for SSA_NAMEs that are life
19195 over an abnormal edge.
19196 (compute_avail): Remove such check.
19197 (do_SCCVN_insertion): New function.
19198 (eliminate): If we do not find a leader suitable for replacement
19199 insert a replacement expression from SCCVN if available.
19200 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
19201 (struct vn_ssa_aux): Add needs_insertion flag.
19202 * tree-ssa-sccvn.c (may_insert): New global flag.
19203 (copy_reference_ops_from_ref): Value-number union member access
19204 based on its size, not type and member if insertion is allowed.
19205 (visit_reference_op_load): For a weak match from union type
19206 punning lookup a view-converted value and insert a SSA_NAME
19207 for that value if that is not found.
19208 (visit_use): Make dumps shorter. Do not disallow value numbering
19209 SSA_NAMEs that are life over an abnormal edge to constants.
19210 (free_scc_vn): Release inserted SSA_NAMEs.
19211 (run_scc_vn): New flag to specify whether insertion is allowed.
19212 Process SSA_NAMEs in forward order.
19213 * tree-ssa-loop-im.c (for_each_index): Handle invariant
19214 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
19215 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
19216 pointer type to/from integral types that do not change the
19217 precision to regular conversions.
19219 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19221 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19222 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19223 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
19224 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
19225 input arguments and the mode of return value. Built-in functions
19226 that operate on whole 64-bit MMX register now use V1DI mode.
19228 2008-03-13 Alon Dayan <alond@il.ibm.com>
19229 Olga Golovanevsky <olga@il.ibm.com>
19231 PR tree-optimization/35041
19232 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
19233 to locate the right position in a statement.
19235 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
19239 * config/i386/xmmintrin.h: Change all static inline functions to
19240 extern inline and add __gnu_inline__ attribute.
19241 * config/i386/bmintrin.h: Ditto.
19242 * config/i386/smmintrin.h: Ditto.
19243 * config/i386/tmmintrin.h: Ditto.
19244 * config/i386/mmintrin-common.h: Ditto.
19245 * config/i386/ammintrin.h: Ditto.
19246 * config/i386/emmintrin.h: Ditto.
19247 * config/i386/pmmintrin.h: Ditto.
19248 * config/i386/mmintrin.h: Ditto.
19249 * config/i386/mm3dnow.h: Ditto.
19251 2008-03-13 Jakub Jelinek <jakub@redhat.com>
19253 PR middle-end/35185
19254 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
19255 (lower_omp_2): New function.
19256 (lower_omp_1, lower_omp): Rewritten.
19258 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
19261 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
19262 with the phrase "Microsoft Windows compilers".
19263 (Push/Pop Macro Pragmas): New subsection. Document
19264 #pragma push_macro and pragma pop_macro.
19266 2008-03-12 Paul Brook <paul@codesourcery.com>
19268 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
19270 2008-03-12 Paul Brook <paul@codesourcery.com>
19272 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
19273 (thumb2_alusi3_short): Exclude PLUS and MINUS.
19274 (thumb2_addsi_shortim): Rename ...
19275 (thumb2_addsi_short): ... to this. Allow register operands.
19276 (thumb2_subsi_short): New pattern.
19277 (thumb2_one_cmplsi2_short,
19278 thumb2_negsi2_short): New patterns and peepholes.
19280 2008-03-12 Paul Brook <paul@codesourcery.com>
19282 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
19284 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
19286 * config/i386/i386.md (int_cond): New code iterator.
19288 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
19289 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
19290 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
19291 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
19292 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
19293 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
19294 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
19295 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
19297 2008-03-12 Paul Brook <paul@codesourcery.com>
19299 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
19300 instead of {arm,thumb}_compute_save_reg_mask.
19301 (output_return_instruction): Ditto.
19302 (thumb_unexpanded_epilogue): Ditto.
19303 (thumb1_expand_prologue): Ditto.
19304 (thumb1_output_function_prologue): Ditto.
19305 (arm_set_return_address): Ditto.
19306 (thumb_set_return_address): Ditto.
19307 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
19308 regs to achieve stack alignment.
19309 (thumb1_compute_save_reg_mask): Fix compiler warning.
19310 (arm_output_epilogue): Use offsets->saved_regs_mask.
19311 Adjust stack pointer by poping call clobered registers.
19312 (arm_expand_prologue): Use offsets->saved_regs_mask.
19313 Adjust stack pointer by pushing extra registers.
19314 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
19316 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
19319 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
19320 conversion to the operands of a multiplication.
19322 2008-03-12 Richard Guenther <rguenther@suse.de>
19324 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
19325 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
19326 * timevar.def (TV_TREE_PHIPROP): Add.
19327 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
19328 pass description. Use TV_TREE_PHIPROP.
19329 * tree-ssa-forwprop.c: Remove phiprop code.
19331 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19333 PR middle-end/35549
19334 * omp-low.c (maybe_lookup_decl): Constify first argument.
19335 (use_pointer_for_field): Change last argument from bool to
19336 omp_context *. Disallow shared copy-in/out in nested
19337 parallel if decl is shared in outer parallel too.
19338 (build_outer_var_ref, scan_sharing_clauses,
19339 lower_rec_input_clauses, lower_copyprivate_clauses,
19340 lower_send_clauses, lower_send_shared_vars): Adjust callers.
19342 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
19343 Ira Rosen <irar@il.ibm.com>
19345 * tree-vectorizer.c (free_stmt_vec_info): New function.
19346 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
19347 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
19348 * tree-vectorizer.h (free_stmt_vec_info): Declare.
19349 * tree-vect-transform.c (vectorizable_conversion): Free
19350 vec_oprnds0 if it was allocated.
19351 (vect_permute_store_chain): Remove unused VECs.
19352 (vectorizable_store): Free VECs that are allocated in the..
19354 (vect_transform_strided_load, vectorizable_load): Likewise.
19355 (vect_remove_stores): Simplify the code.
19356 (vect_transform_loop): Move code to vect_remove_stores().
19357 Call vect_remove_stores() and free_stmt_vec_info().
19359 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19361 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
19362 TARGET_HPUX. Revise comment.
19363 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
19364 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
19365 Use sr4 variant of `be' instruction when not generating PIC code.
19366 (attr_length_call): Adjust for above change.
19368 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19370 * ipa-reference.c (static_execute): Remove module_statics_const and
19371 associated setting code.
19373 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19376 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19377 predicate for operand 1.
19378 (paritysi2_cmp): Use register_operand predicate for operand 2.
19379 Use earlyclobber modifier for operand 1. Remove support for
19381 (paritydi2_cmp): Use register_operand predicate for operand 3.
19382 Use earlyclobber modifier for operand 1. Remove support for
19385 2008-03-11 Paul Brook <paul@codesourcery.com>
19386 Vladimir Prus <vladimir@codesourcery.com>
19388 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
19389 (arm_compute_save_reg0_reg12_mask): Always
19390 check if register 11 must be saved. Always safe hard frame pointer
19391 when frame_pointer_needeed.
19392 (arm_compute_save_reg_mask): Save IP and PC
19393 only with apcs frames.
19394 (arm_output_epilogue): Adjust Thumb2 codepath to
19395 be also invoked and work for ARM non-apcs frames.
19396 (arm_expand_prologue): Don't bother saving IP
19397 for non-apcs frame, since it's not clobbered by
19398 prologue code. Implement non-apcs frame
19401 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19403 PR rtl-optimization/35281
19404 * expr.c (convert_move): Use a new pseudo for the intermediate
19405 from_mode->word_mode result.
19407 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
19409 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
19410 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
19411 * toplev.c (compile_file): Don't call it.
19413 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
19415 PR middle-end/35526
19416 * expr.c (store_expr): Call emit_block_move if the mode
19417 of "temp" RTX is BLKmode.
19419 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19420 Richard Guenther <rguenther@suse.de>
19422 PR tree-optimization/31358
19423 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
19424 the step with a NULL_TREE.
19425 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
19426 to sizetype if type is a pointer type.
19427 (add_candidate_1): Don't convert the base and step to
19428 the generic type if the orginal type is a pointer type.
19429 (add_iv_value_candidates): Use sizetype for the step
19430 if type is a pointer type.
19431 (cand_value_at): Likewise.
19432 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
19434 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
19435 Don't convert the tem affine to the type.
19436 (add_elt_to_tree): Use sizetype for the step if a pointer.
19437 Use POINTER_PLUS_EXPR for pointers.
19438 (aff_combination_to_tree): Use sizetype for the step if a
19441 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
19443 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
19444 Remove commutativity hint.
19446 2008-03-10 Jakub Jelinek <jakub@redhat.com>
19450 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
19451 errorneous type. Check that v is a VAR_DECL.
19453 PR middle-end/35099
19454 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
19456 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
19458 PR tree-optimization/35494
19459 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
19460 may be overriden at link and run time.
19462 2008-03-10 Richard Guenther <rguenther@suse.de>
19464 PR tree-optimization/34677
19465 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
19466 (poolify_tree): Likewise.
19467 (modify_expr_template): Likewise.
19468 (poolify_modify_stmt): Likewise.
19469 (insert_fake_stores): Handle all component-ref style stores
19470 in addition to INDIRECT_REF. Also handle complex types.
19471 Do not poolify the inserted load.
19472 (realify_fake_stores): Do not rebuild the tree but only
19473 make it a SSA_NAME copy.
19474 (init_pre): Remove initialzation of modify_expr_template.
19475 Do not allocate modify_expr_node_pool.
19476 (fini_pre): Do not free modify_expr_node_pool.
19478 2008-03-10 Paul Brook <paul@codesourcery.com>
19480 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
19481 to avoid conflicts.
19483 2008-03-10 Paul Brook <paul@codesourcery.com>
19484 Mark Shinwell <shinwell@codesourcery.com>
19486 * config/arm/cortex-r4.md: New.
19487 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
19489 * config/arm/arm.md: Include cortex-r4.md.
19490 (insn): Add smmls, sdiv and udiv values.
19491 (generic_sched): Don't use generic scheduling for Cortex-R4.
19492 (arm_issue_rate): New function.
19493 (TARGET_SCHED_ISSUE_RATE): Define.
19495 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19497 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19499 2008-03-10 Richard Guenther <rguenther@suse.de>
19501 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19502 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19504 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19506 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19507 Set default to true.
19509 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19511 * c.opt (Wsynth): Deprecate.
19512 * doc/invoke.texi (Option Summary, Warning Options): Document
19513 -Wno-format-contains-nul.
19515 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19518 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19519 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19521 2008-03-09 Ira Rosen <irar@il.ibm.com>
19523 * config/rs6000/rs6000.c (builtin_description): Rename vector
19524 left shift operations.
19525 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19526 (altivec_vsl<VI_char>): Rename to ...
19527 (ashl<mode>3): ... new name.
19528 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19530 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19532 2008-03-08 Richard Guenther <rguenther@suse.de>
19534 * coverage.h (tree_coverage_counter_addr): Declare.
19535 * coverage.c (tree_coverage_counter_addr): New function.
19536 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19537 before using again.
19538 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19539 (tree_gen_one_value_profiler): Likewise.
19540 (tree_gen_ic_profiler): Likewise.
19541 (tree_gen_average_profiler): Likewise.
19542 (tree_gen_ior_profiler): Likewise.
19544 2008-03-08 Richard Guenther <rguenther@suse.de>
19546 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19547 (vn_binary_op_insert): Likewise.
19548 (vn_unary_op_lookup): Likewise.
19549 (vn_unary_op_insert): Likewise.
19550 (vn_nary_op_lookup): Declare.
19551 (vn_nary_op_insert): Likewise.
19552 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19553 and binary hashes, use a single obstack for unary_op_pool
19554 and binary_op_pool.
19555 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19556 a single struct vn_nary_op_s. Store tree code length and
19557 a variable number of operands.
19558 (struct vn_reference_op_struct): Remove unused op2.
19559 (vn_reference_op_eq): Do not compare op2.
19560 (vn_reference_op_compute_hash): Do not compute hash of op2.
19561 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19562 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19563 with vn_nary_op_compute_hash.
19564 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19565 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19567 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19569 (visit_unary_op): Call nary functions.
19570 (visit_binary_op): Likewise.
19571 (process_scc): Adjust for struct vn_tables_s changes.
19572 (allocate_vn_table): Likewise.
19573 (free_vn_table): Likewise.
19574 * tree-vn.c (vn_add): Call nary functions.
19575 (vn_lookup): Likewise.
19577 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19580 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19581 wdst back after sync_compare_and_swapqhi_internal.
19583 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19586 * config/i386/i386-modes.def (V1DI): New vector mode.
19587 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19588 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19589 (MMXMODE248): Ditto.
19590 (MMXMODE): Add V1DI mode.
19591 (mmxvecsize): Change DI mode to V1DI mode.
19592 ("mov<mode>): Use MMXMODEI8 mode iterator.
19593 ("*mov<mode>_internal_rex64"): Ditto.
19594 ("*mov<mode>_internal"): Ditto.
19595 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19596 ("mmx_sub<mode>3"): Ditto.
19597 ("mmx_adddi3"): Remove insn pattern.
19598 ("mmx_subdi3"): Ditto.
19599 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19600 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19601 ("mmx_ashl<mode>3"): Ditto.
19602 ("mmx_lshrdi3"): Remove insn pattern.
19603 ("mmx_ashldi3"): Ditto.
19604 * config/i386/i386.c (classify_argument): Handle V1DImode.
19605 (function_arg_advance_32): Ditto.
19606 (function_arg_32): Ditto.
19607 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19608 mmx_addv1di3 insn pattern.
19609 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19610 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19611 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19612 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19613 Remove definitions of built-in functions.
19614 (V1DI_type_node): New node.
19615 (v1di_ftype_v1di_int): Ditto.
19616 (v1di_ftype_v1di_v1di): Ditto.
19617 (v2si_ftype_v2si_si): Ditto.
19618 (v4hi_ftype_v4hi_di): Remove node.
19619 (v2si_ftype_v2si_di): Ditto.
19620 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19621 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19622 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19623 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19624 Add new builtins using def_builtin_const.
19625 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19626 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19627 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19628 * config/i386/mmintrin.h (__v1di): New typedef.
19629 (_mm_add_si64): Cast arguments to __v1di type.
19630 (_mm_sub_si64): Ditto.
19631 (_mm_sll_pi16): Cast __count to __v4hi type.
19632 (_mm_sll_pi32): Cast __count to __v2si type.
19633 (_mm_sll_si64): Cast arguments to __v1di type.
19634 (_mm_srl_pi16): Cast __count to __v4hi type.
19635 (_mm_srl_pi32): Cast __count to __v2si type.
19636 (_mm_srl_si64): Cast arguments to __v1di type.
19637 (_mm_sra_pi16): Cast __count to __v4hi type.
19638 (_mm_sra_pi32): Cast __count to __v2si type.
19639 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19640 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19641 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19642 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19643 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19644 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19645 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19646 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19647 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19648 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19649 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19650 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19652 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19654 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19656 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19659 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19660 reg+const addressing for Altivec modes. Don't generate reg+reg
19661 addressing for TFmode or TDmode quantities.
19663 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19665 * c-common.c (vector_types_convertible_p): Call langhook
19666 instead of comptypes.
19668 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19671 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19672 integral and scalar float variables which have a
19675 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19677 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19678 dwarf_register_span hook when emitting unwind information for
19679 register-to-memory saves.
19680 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19681 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19683 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19685 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19686 for the same VAR_DECL.
19688 2008-03-06 Tom Tromey <tromey@redhat.com>
19690 * treelang: Delete.
19691 * doc/standards.texi (Standards): Don't mention treelang.
19692 * doc/invoke.texi (Overall Options): Don't mention treelang.
19693 * doc/install.texi (Prerequisites): Don't mention bison or
19695 (Configuration): Don't mention treelang.
19696 (Building): Likewise.
19697 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19699 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19701 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19702 word-extractions out of a multi-word object.
19704 2008-03-06 Richard Guenther <rguenther@suse.de>
19706 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19707 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19708 result type and precision.
19709 * expr.c (get_inner_reference): Set unsignedp based on the result
19710 type of BIT_FIELD_REF.
19711 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19712 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19713 (try_instantiate_multiple_fields): Likewise. Use the correct type
19715 (sra_build_assignment): Likewise.
19716 (sra_build_elt_assignment): Likewise.
19717 (sra_explode_bitfield_assignment): Likewise.
19718 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19719 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19720 set BIT_FIELD_REF_UNSIGNED.
19721 (vectorizable_load): Likewise.
19723 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19725 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19728 2008-03-06 Richard Guenther <rguenther@suse.de>
19730 * alias.c (struct alias_set_entry): Move has_zero_child field
19731 to pack with alias_set.
19733 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19735 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19738 2008-03-05 Ian Lance Taylor <iant@google.com>
19740 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19742 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19744 * fwprop.c (update_df): Support width and offset parameters of
19746 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19747 global_conflicts): Change DF_REF_EXTRACT to either
19748 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19749 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19750 * df-scan.c (df_ref_record, df_defs_record,
19751 df_ref_create_structure, df_def_record_1, df_uses_record,
19752 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19753 df_bb_refs_collect, df_entry_block_defs_collect,
19754 df_exit_block_uses_collect): Support new width and offset fields.
19755 (ref_extract_pool): New storage pool.
19756 (df_free_ref): New function.
19757 (df_reg_chain_unlink, df_free_collection_rec,
19758 df_sort_and_compress_refs): Call df_free_ref.
19759 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19761 (df_ref_create_structure): Allocate df_ref_extract if offset and
19762 width fields are used.
19763 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19764 (df_uses_record): Get offset and width from ZERO_EXTRACT
19766 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19767 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19768 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19769 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19770 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19771 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19772 (df_ref_extract): New structure.
19773 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19774 (df_ref_create): Add width and offset parameters.
19776 2008-03-05 Richard Guenther <rguenther@suse.de>
19778 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19779 Use ranges_overlap_p.
19780 (offset_overlaps_with_access): Rename
19781 to ranges_overlap_p and move ...
19782 * tree-flow-inline.h (ranges_overlap_p): ... here.
19784 * tree.h (get_inner_reference, handled_component_p): Update
19787 * tree.h (record_component_aliases, get_alias_set,
19788 alias_sets_conflict_p, alias_sets_must_conflict_p,
19789 objects_must_conflict_p): Move declarations ...
19790 * alias.h (record_component_aliases, get_alias_set,
19791 alias_sets_conflict_p, alias_sets_must_conflict_p,
19792 objects_must_conflict_p): ... here.
19793 Include coretypes.h.
19794 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19796 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19798 * cfg.c: Include tree-flow.h.
19799 (remove_edge_raw): Call redirect_edge_var_map_clear.
19800 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19801 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19802 (redirect_edge_var_map_result): New.
19803 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19804 PENDING_STMT use with redirect_edge_var_map_*.
19805 * tree-ssa.c (edge_var_maps): New definition.
19806 (redirect_edge_var_map_add): New.
19807 (redirect_edge_var_map_clear): New.
19808 (redirect_edge_var_map_dup): New.
19809 (redirect_edge_var_map_vector): New.
19810 (redirect_edge_var_map_destroy): New.
19811 (ssa_redirect_edge): Replace PENDING_STMT use with
19812 redirect_edge_var_map_*.
19813 (flush_pending_stmts): Same.
19814 (delete_tree_ssa): Destroy edge var map.
19815 * tree-flow.h (struct _edge_var_map): New.
19816 Define edge_var_map vector type.
19817 Declare redirect_edge_var_map_* prototypes.
19818 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19819 * tree-cfg.c (reinstall_phi_args): Replace
19820 PENDING_STMT use with redirect_edge_var_map_*.
19822 2008-03-05 Richard Guenther <rguenther@suse.de>
19824 PR tree-optimization/35472
19825 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19826 whose single use_stmt has a overlapping set of loaded and
19827 stored symbols as that use_stmt might be a noop assignment then.
19829 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19831 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19833 2008-03-05 Richard Guenther <rguenther@suse.de>
19836 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19837 should be constants.
19838 * tree-cfg.c (verify_expr): Verify it.
19839 * fold-const.c (fold_truthop): Remove code generating
19840 BIT_FIELD_REFs of structure bases.
19841 (fold_binary): Likewise.
19842 (fold_ternary): Position and size of BIT_FIELD_REFs are
19843 always host integers.
19844 (make_bit_field_ref): Remove.
19845 (optimize_bit_field_compare): Remove.
19846 (all_ones_mask_p): Remove.
19848 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19851 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19852 (split_block_and_df_analyze): New. Split basic block and rebuild
19854 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19856 (split_pattern_seq): Likewise.
19857 (erase_matching_seqs): Likewise.
19858 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19860 2008-03-04 Geoff Keating <geoffk@apple.com>
19862 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19863 declaration and code.
19864 (tree_invalid_nonnegative_warnv_p): Likewise.
19866 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19868 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19869 examples. Truncate option-names then causing overfull hbox.
19871 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19874 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19876 * configure: Rebuilt.
19878 2008-03-04 Rafael Espíndola <espindola@google.com>
19880 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19881 (tree_unary_nonnegative_warnv_p): New.
19882 (tree_binary_nonnegative_warnv_p): New.
19883 (tree_single_nonnegative_warnv_p): New.
19884 (tree_invalid_nonnegative_warnv_p): New.
19885 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19887 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19890 * opts.c (handle_option): Postpone 'unknown option' errors only for
19893 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19896 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19899 2008-03-04 Rafael Espíndola <espindola@google.com>
19901 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19902 (tree_binary_nonzero_warnv_p): New.
19903 (tree_single_nonzero_warnv_p): New.
19904 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19906 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19908 PR middle-end/35456
19909 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19910 transformations for modes that have signed zeros.
19911 * ifcvt.c (noce_try_abs): Ditto.
19913 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19915 * config/i386/i386.c (override_options): Force
19916 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19918 2008-03-04 Jan Hubicka <jh@suse.cz>
19921 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19924 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19926 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19927 label to probe the stack.
19929 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19931 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19932 (__gthr_win32_mutex_destroy): Declare.
19933 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19934 __gthr_win32_mutex_destroy.
19935 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19937 2008-03-03 Jan Hubicka <jh@suse.cz>
19940 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19941 aggressive on inlining cold calls.
19943 2008-03-03 Richard Guenther <rguenther@suse.de>
19945 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19946 struct copies into the expression table.
19947 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19948 (try_to_simplify): Likewise.
19949 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19950 integral and pointer arguments which do not change the
19951 precision to NOP_EXPRs.
19952 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19953 VIEW_CONVERT_EXPR case.
19955 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19957 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19958 defined in a loop at depth 0 is invariant.
19959 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19960 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19961 be called at loop depth 0.
19963 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19966 * gcc.c (process_command): Update copyright notice dates.
19967 * gcov.c (print_version): Likewise.
19968 * gcov-dump.c (print_version): Likewise.
19969 * mips-tfile.c (main): Likewise.
19970 * mips-tdump.c (main): Likewise.
19972 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19975 * c-common.c (flag_permissive): Delete.
19976 (constant_expression_warnings): Check flags first.
19977 (constant_expression_error): New.
19978 * c-common.h (flag_permissive): Delete.
19979 (constant_expression_error): Declare.
19980 * flags.h (flag_permissive): Declare. Update description.
19981 * diagnostic.c (pedwarn): Update.
19983 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19984 (permissive_error_kind): New.
19985 * toplev.c (flag_permissive): Define. Update description.
19986 * toplev.h (permissive_error_kind): Declare.
19987 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19988 (pedwarn_c90): Use pedantic_warning_kind.
19989 * c-opts.c (c_common_post_options): flag_permissive does not affect
19990 flag_pedantic_errors.
19992 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19994 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19995 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19996 __absvsi2, __absvDI2): Use unsigned arithmetic.
19998 2008-03-02 Andi Kleen <ak@suse.de>
19999 Richard Guenther <rguenther@suse.de>
20001 * struct-equiv.c: Remove file.
20002 * cfg_cleanup.c (condjump_equiv_p): Remove.
20003 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20004 (struct-equiv.o): Remove rule.
20005 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20006 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20007 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20009 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20011 * ifcvt.c (noce_process_if_block): Try to handle only the then
20012 block if the else block exists but isn't suitable.
20014 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20017 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20018 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20019 regression from previous patch.
20021 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20024 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20026 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20027 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20028 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20029 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20030 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20031 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20032 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20033 (__gthread_mutex_destroy_function): Rename to
20034 __gthread_mutex_destroy.
20035 * gthr-dce.h (__gthread_mutex_destroy): Call
20036 pthread_mutex_destroy.
20037 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20038 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20039 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20041 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20043 * df-scan.c (df_ref_chain_change_bb): Simplify.
20044 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20045 set_block_for_insn if there's any change.
20046 * df.h ((df_insn_change_bb): Fix prototype.
20047 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20048 df_insn_change_bb, don't call set_block_for_insn.
20049 * emit-rtl.c (reorder_insns): Likewise.
20050 * haifa-sched.c (move_insn): Likewise.
20052 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20054 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20056 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20058 * tree-flow-inline.h (next_readonly_imm_use): Return
20059 NULL_USE_OPERAND_P after the end.
20061 2008-03-01 Richard Guenther <rguenther@suse.de>
20063 PR tree-optimization/35411
20064 * tree-sra.c (sra_build_assignment): Split conversion to
20065 final type to a separate statement if we are not assigning
20068 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20070 * fold-const.c (fold_convertible_p): Correct the logic to follow
20071 that in fold_convert().
20073 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20076 * tree-inline.c (build_duplicate_type): When we make a
20077 duplicate type, make it unique in the canonical types system.
20079 2008-02-29 Tom Tromey <tromey@redhat.com>
20081 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20082 input_file_stack_history, input_file_stack_restored): Remove.
20083 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20084 * input.h (struct file_stack): Remove.
20085 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20086 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20088 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20090 (diagnostic_last_module_changed): Add 'map' argument.
20091 (diagnostic_set_last_function): Likewise.
20092 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20093 line map, not input_file_stack.
20094 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20096 2008-02-29 Paul Brook <paul@codesourcery.com>
20098 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20100 2008-02-29 Paul Brook <paul@codesourcery.com>
20102 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20104 2008-02-29 Richard Guenther <rguenther@suse.de>
20106 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20108 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20109 value for comparing for a store match.
20110 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20111 (try_to_simplify): Do not do a full-blown reference lookup.
20113 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20115 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20116 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20118 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20120 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20122 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20123 strides against cache sizes.
20125 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20127 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20130 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20132 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20133 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20134 is smaller than the original promoted value.
20135 (simplify_subreg): If OP is a SUBREG, try to preserve its
20136 SUBREG_PROMOTED_VAR_P information.
20138 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20140 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20141 (VN_INFO_GET): Allocate new objects on the obstack.
20142 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20143 for rpo_numbers_temp, for consistency.
20144 (free_scc_vn): Free the obstack.
20146 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20148 * doc/invoke.texi: Document -ftree-loop-distribution.
20149 * tree-loop-distribution.c: New.
20150 * tree-pass.h (pass_loop_distribution): New.
20151 * graphds.h (struct graph): Add htab_t indices.
20152 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20153 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20154 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20155 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20156 * tree-data-ref.c (debug_data_dependence_relations): New.
20157 (dump_data_dependence_relation): Also print data references.
20158 (free_data_ref): Extern.
20159 (same_access_functions): Moved...
20160 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20161 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20162 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20163 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20164 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20165 (stmts_from_loop): Skip LABEL_EXPR.
20166 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20168 (build_rdg): Initialize rdg->indices htab.
20169 (free_rdg, stores_from_loop, ref_base_address,
20170 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20171 have_similar_memory_accesses_1, ref_base_address_1,
20172 remove_similar_memory_refs): New.
20173 * tree-data-ref.h: Depend on tree-chrec.h.
20174 (debug_data_dependence_relations, free_data_ref): Declared.
20175 (same_access_functions): ... here.
20176 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20178 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20179 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
20180 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
20181 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20182 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
20183 rdg_vertex_for_stmt): Declared.
20184 (struct rdg_edge): Add level.
20186 (free_rdg, stores_from_loop, remove_similar_memory_refs,
20187 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
20189 (rdg_has_similar_memory_accesses): New.
20190 * tree-vect-analyze.c: Remove unused static decls.
20191 * lambda.h (dependence_level): New.
20192 * common.opt (ftree-loop-distribution): New.
20193 * tree-flow.h (mark_virtual_ops_in_bb,
20194 slpeel_tree_duplicate_loop_to_edge_cfg,
20195 rename_variables_in_loop): Declared.
20196 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
20197 (OBJS-common): Add tree-loop-distribution.o.
20198 (tree-loop-distribution.o): New rule.
20199 * tree-cfg.c (mark_virtual_ops_in_bb): New.
20200 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
20201 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
20203 2008-02-28 Joseph Myers <joseph@codesourcery.com>
20206 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
20207 other than structures and unions.
20209 2008-02-28 Richard Guenther <rguenther@suse.de>
20212 2008-02-26 Richard Guenther <rguenther@suse.de>
20214 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20215 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20216 (lookup_decl_from_uid): Declare.
20217 (remove_decl_from_map): Likewise.
20218 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20219 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20220 (decl_for_uid_map): New global hashtable mapping DECL_UID
20222 (init_ttree): Allocate it.
20223 (insert_decl_to_uid_decl_map): New helper function.
20224 (make_node_stat): Insert new decls into the map.
20225 (copy_node_stat): Likewise.
20226 (lookup_decl_from_uid): New function.
20227 (remove_decl_from_map): Likewise.
20228 (print_decl_for_uid_map_statistics): New helper.
20229 (dump_tree_statistics): Call it.
20231 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20232 (referenced_var_iterator): Adjust.
20233 (FOR_EACH_REFERENCED_VAR): Adjust.
20234 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20235 (num_referenced_vars): Adjust.
20236 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20237 (first_referenced_var): Remove.
20238 (end_referenced_vars_p): Likewise.
20239 (next_referenced_var): Likewise.
20240 (referenced_var_iterator_set): New helper function.
20241 * tree-dfa.c (referenced_var_lookup): Adjust.
20242 (referenced_var_check_and_insert): Likewise.
20243 (remove_referenced_var): Likewise.
20244 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20245 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20246 (verify_call_clobbering): Likewise.
20247 (verify_memory_partitions): Likewise.
20248 (init_tree_ssa): Allocate bitmap instead of hashtable for
20250 (delete_tree_ssa): Adjust.
20251 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20252 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20253 (compute_tag_properties): Likewise.
20254 (set_initial_properties): Likewise.
20255 (find_partition_for): Likewise.
20256 (update_reference_counts): Likewise.
20257 (dump_may_aliases_for): Likewise.
20258 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20259 (add_call_clobber_ops): Likewise.
20260 (add_call_read_ops): Likewise.
20261 (get_asm_expr_operands): Likewise.
20262 * tree-into-ssa.c (dump_decl_set): Likewise.
20263 (update_ssa): Likewise.
20264 * tree-sra.c (scan_function): Likewise.
20265 (decide_instantiations): Likewise.
20266 (scalarize_parms): Likewise.
20267 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20268 (dsa_named_for): Likewise.
20269 * tree-ssa-structalias.c (update_alias_info): Likewise.
20270 (merge_smts_into): Likewise.
20272 2008-02-27 David Daney <ddaney@avtrex.com>
20275 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
20276 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
20277 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
20278 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
20279 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
20281 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
20284 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
20285 (BUILT_IN_NEXTTOWARD): Remove.
20286 (BUILT_IN_NEXTTOWARDF): Ditto.
20287 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
20288 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
20290 2008-02-27 Tom Tromey <tromey@redhat.com>
20292 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
20293 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
20295 2008-02-27 Jan Beulich <jbeulich@novell.com>
20297 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
20298 update the respective field on newdecl.
20300 2008-02-27 Revital Eres <eres@il.ibm.com>
20302 PR rtl-optimization/34999
20303 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
20304 crossing edges that ends with a call insn.
20305 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
20306 call insn and clear the EDGE_CROSSING flag of the crossing edge
20307 when fixing fallthru edges.
20309 2008-02-27 Richard Guenther <rguenther@suse.de>
20311 PR middle-end/35390
20312 * fold-const.c (fold_unary): Return the correct argument,
20313 converted to the result type.
20315 2008-02-27 Richard Guenther <rguenther@suse.de>
20317 PR middle-end/34971
20318 * expr.c (expand_expr_real_1): Assert on rotates that operate
20320 * fold-const.c (fold_binary): Use the types precision, not the
20321 bitsize of the mode if folding rotate expressions. Build rotates
20322 only for full modes.
20324 2008-02-27 Jakub Jelinek <jakub@redhat.com>
20326 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
20327 and CPP_PRAGMA_EOL.
20328 * c-pragma.c (pragma_ns_name): New typedef.
20329 (registered_pp_pragmas): New variable.
20330 (c_pp_lookup_pragma): New function.
20331 (c_register_pragma_1): If flag_preprocess_only, do nothing
20332 for non-expanded pragmas, for expanded ones push pragma's
20333 namespace and name into registered_pp_pragmas vector.
20334 (c_invoke_pragma_handler): Register OpenMP pragmas even when
20335 flag_preprocess_only, don't register GCC pch_preprocess
20336 pragma if flag_preprocess_only.
20337 * c-opts.c (c_common_init): Call init_pragma even if
20338 flag_preprocess_only.
20339 * c-pragma.c (c_pp_lookup_pragma): New prototype.
20340 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
20341 cpp_register_pragma if flag_preprocess_only.
20343 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20346 * c-parser.c (c_parser_translation_unit): Warn for empty
20347 translation unit, not empty source file.
20349 2008-02-26 Paul Brook <paul@codesourcery.com>
20351 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
20352 operand for Thumb-2.
20353 * config/arm/arm.h (reg_class): Add CORE_REGS.
20354 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
20355 (BASE_REG_CLASS): Use CORE_REGS.
20356 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
20357 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
20358 (REGNO_OK_FOR_INDEX_P): Exclude SP.
20359 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
20360 ARM_REGNO_OK_FOR_INDEX_P.
20361 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
20362 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
20363 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
20364 (ldm/stm peepholes): Ditto.
20365 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
20366 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
20367 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
20368 * config/arm/constraints.md: Enable "k" constraint on ARM.
20370 2008-02-27 Ben Elliston <bje@au.ibm.com>
20372 * config/rs6000/rs6000.c: Annotate cache line size field in all
20373 instances of struct processor_costs.
20375 2008-02-26 David Edelsohn <edelsohn@gnu.org>
20377 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
20378 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
20379 jump_bypass): New counters.
20380 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
20381 * dce.c (gate_ud_dce): Same.
20382 (gate_fast_dce): Same.
20383 * dse.c (gate_dse1): New function.
20384 (gate_dse2): New function.
20385 (gate_dse): Merge results of new gate functions.
20386 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
20387 (gate_handle_jump_bypass): Add dbg_cnt.
20388 (gate_handle_gcse): Add dbg_cnt.
20389 * ifcvt.c (gate_handle_if_conversion): Same.
20390 (gate_handle_if_after_combine): Same.
20391 (gate_handle_if_after_reload): Same.
20392 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
20394 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
20396 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
20398 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
20400 2008-02-26 Jason Merrill <jason@redhat.com>
20403 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
20404 alone if it's the naming decl for the type's main variant.
20406 2008-02-26 Tom Tromey <tromey@redhat.com>
20408 * system.h (USE_MAPPED_LOCATION): Poison.
20409 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
20410 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
20411 (make_goto_expr_edges): Likewise.
20412 (remove_bb): Likewise.
20413 (execute_warn_function_return): Likewise.
20414 * basic-block.h (struct edge_def) <goto_locus>: Change type to
20416 * c-common.c (fname_decl): Remove old location code.
20417 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
20419 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
20421 (ASM_INPUT_SOURCE_LOCATION): Likewise.
20422 (gen_rtx_ASM_INPUT): Likewise.
20423 (gen_rtx_ASM_INPUT_loc): Likewise.
20424 (get_rtx_asm_OPERANDS): Remove.
20425 * cfglayout.c (insn_locators_alloc): Remove old location code.
20426 (set_curr_insn_source_location): Likewise.
20427 (curr_insn_locator): Likewise.
20428 * print-tree.c (print_node): Remove old location code.
20429 * tree-mudflap.c (mf_varname_tree): Remove old location code.
20430 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
20431 * cfgexpand.c (expand_gimple_cond_expr): Don't use
20432 location_from_locus.
20433 (construct_exit_block): Remove old location code.
20434 * emit-rtl.c (force_next_line_note): Remove old location code.
20435 * profile.c (branch_prob): Remove old location code.
20436 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
20437 LOC_LINE): Remove old-location variants.
20438 * langhooks.c (lhd_print_error_function): Remove old location
20440 * configure, config.in: Rebuilt.
20441 * configure.ac (--enable-mapped-location): Remove.
20442 * c-decl.c (c_init_decl_processing): Remove old location code.
20443 (finish_function): Likewise.
20444 * recog.c (decode_asm_operands): Remove old location code.
20445 * c-pch.c (c_common_read_pch): Remove old location code.
20446 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
20448 * gimple-low.c (lower_function_body): Remove old location code.
20449 * toplev.c (unknown_location): Remove.
20450 (push_srcloc): Remove old-location variant.
20451 (process_options): Remove old location code.
20452 (lang_dependent_init): Likewise.
20453 * input.h (UNKNOWN_LOCATION): Move definition.
20454 (location_t): Undeprecate.
20455 (source_locus): Remove.
20456 (location_from_locus): Remove.
20457 (struct location_s): Remove.
20458 Remove all old-location code.
20459 (input_line, input_filename): Remove.
20460 * final.c (final_scan_insn): Remove old location code.
20461 * diagnostic.c (diagnostic_build_prefix): Remove
20462 USE_MAPPED_LOCATION test.
20463 * tree.h (gimple_stmt) <locus>: Now a location_t.
20464 (tree_exp) <locus>: Likewise.
20465 (DECL_IS_BUILTIN): Remove old-location variant.
20466 (annotate_with_file_line, annotate_with_locus): Likewise.
20467 (expr_locus, set_expr_locus): Update.
20468 * tree.c (build1_stat): Remove old location code.
20469 (last_annotated_node): Remove.
20470 (annotate_with_file_line): Remove old-location variant.
20471 (annotate_with_locus): Likewise.
20472 (expr_location): Remove old location code.
20473 (set_expr_location): Likewise.
20474 (expr_has_location): Likewise.
20475 (expr_locus): Likewise.
20476 (set_expr_locus): Likewise.
20477 (expr_filename): Don't use location_from_locus.
20478 (expr_lineno): Likewise.
20479 * rtl-error.c (location_for_asm): Remove old location code.
20480 * c-lex.c (cb_line_change): Remove old location code.
20481 (fe_file_change): Likewise.
20482 (cb_def_pragma): Likewise.
20483 (c_lex_with_flags): Likewise.
20484 * gengtype.c (do_typedef): Don't special-case location types.
20485 (define_location_structures): Remove.
20486 (main): Don't call define_location_structures.
20487 * tree-pretty-print.c (dump_implicit_edges): Remove old location
20490 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20493 * builtins.def (BUILT_IN_STDARG_START): Remove.
20494 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
20495 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20496 * tree-inline.c (inline_forbidden_p_1): Likewise.
20498 2008-02-26 Richard Guenther <rguenther@suse.de>
20500 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20501 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20502 (lookup_decl_from_uid): Declare.
20503 (remove_decl_from_map): Likewise.
20504 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20505 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20506 (decl_for_uid_map): New global hashtable mapping DECL_UID
20508 (init_ttree): Allocate it.
20509 (insert_decl_to_uid_decl_map): New helper function.
20510 (make_node_stat): Insert new decls into the map.
20511 (copy_node_stat): Likewise.
20512 (lookup_decl_from_uid): New function.
20513 (remove_decl_from_map): Likewise.
20514 (print_decl_for_uid_map_statistics): New helper.
20515 (dump_tree_statistics): Call it.
20517 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20518 (referenced_var_iterator): Adjust.
20519 (FOR_EACH_REFERENCED_VAR): Adjust.
20520 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20521 (num_referenced_vars): Adjust.
20522 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20523 (first_referenced_var): Remove.
20524 (end_referenced_vars_p): Likewise.
20525 (next_referenced_var): Likewise.
20526 (referenced_var_iterator_set): New helper function.
20527 * tree-dfa.c (referenced_var_lookup): Adjust.
20528 (referenced_var_check_and_insert): Likewise.
20529 (remove_referenced_var): Likewise.
20530 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20531 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20532 (verify_call_clobbering): Likewise.
20533 (verify_memory_partitions): Likewise.
20534 (init_tree_ssa): Allocate bitmap instead of hashtable for
20536 (delete_tree_ssa): Adjust.
20537 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20538 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20539 (compute_tag_properties): Likewise.
20540 (set_initial_properties): Likewise.
20541 (find_partition_for): Likewise.
20542 (update_reference_counts): Likewise.
20543 (dump_may_aliases_for): Likewise.
20544 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20545 (add_call_clobber_ops): Likewise.
20546 (add_call_read_ops): Likewise.
20547 (get_asm_expr_operands): Likewise.
20548 * tree-into-ssa.c (dump_decl_set): Likewise.
20549 (update_ssa): Likewise.
20550 * tree-sra.c (scan_function): Likewise.
20551 (decide_instantiations): Likewise.
20552 (scalarize_parms): Likewise.
20553 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20554 (dsa_named_for): Likewise.
20555 * tree-ssa-structalias.c (update_alias_info): Likewise.
20556 (merge_smts_into): Likewise.
20558 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20561 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20562 * c-opts.c (c_common_handle_option): Wall enables
20563 Wvolatile-register-var.
20564 * common.opt: Move Wvolatile-register-var to...
20567 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20569 * common.opt (Wlarger-than=): New.
20570 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20572 * opts.c (common_handle_option): Handle -Wlarger-than=.
20573 * optc-gen.awk: Likewise.
20574 * opth-gen.awk: Likewise.
20575 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20576 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20578 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20580 * c-common.c (match_case_to_enum_1): Add appropriate
20581 OPT_W* parameter to warning.
20582 (c_do_switch_warnings): Likewise.
20583 * c-typeck.c (warning_init): Add one more parameter following
20584 'warning' function.
20585 (push_init_level): Update call to warning_init.
20586 (pop_init_level): Likewise.
20587 (add_pending_init): Likewise.
20588 (output_init_element: Likewise.
20590 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20593 * toplev.c (toplev_main): If there are warnings or error, print
20594 errors for ignored options.
20595 * opts.c (ignored_options): New static variable.
20596 (postpone_unknown_option_error): New.
20597 (print_ignored_options): New.
20598 (handle_option): Postpone errors for unknown -Wno-* options.
20599 * opts.h (print_ignored_options): Declare.
20601 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20603 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20606 2008-02-25 Richard Guenther <rguenther@suse.de>
20609 2008-02-25 Richard Guenther <rguenther@suse.de>
20611 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20612 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20613 (lookup_decl_from_uid): Declare.
20614 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20615 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20616 (decl_for_uid_map): New global hashtable mapping DECL_UID
20618 (init_ttree): Allocate it.
20619 (insert_decl_to_uid_decl_map): New helper function.
20620 (make_node_stat): Insert new decls into the map.
20621 (copy_node_stat): Likewise.
20622 (lookup_decl_from_uid): New function.
20623 (print_decl_for_uid_map_statistics): New helper.
20624 (dump_tree_statistics): Call it.
20626 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20627 (referenced_var_iterator): Adjust.
20628 (FOR_EACH_REFERENCED_VAR): Adjust.
20629 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20630 (num_referenced_vars): Adjust.
20631 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20632 (first_referenced_var): Remove.
20633 (end_referenced_vars_p): Likewise.
20634 (next_referenced_var): Likewise.
20635 (referenced_var_iterator_set): New helper function.
20636 * tree-dfa.c (referenced_var_lookup): Adjust.
20637 (referenced_var_check_and_insert): Likewise.
20638 (remove_referenced_var): Likewise.
20639 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20640 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20641 (verify_call_clobbering): Likewise.
20642 (verify_memory_partitions): Likewise.
20643 (init_tree_ssa): Allocate bitmap instead of hashtable for
20645 (delete_tree_ssa): Adjust.
20646 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20647 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20648 (compute_tag_properties): Likewise.
20649 (set_initial_properties): Likewise.
20650 (find_partition_for): Likewise.
20651 (update_reference_counts): Likewise.
20652 (dump_may_aliases_for): Likewise.
20653 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20654 (add_call_clobber_ops): Likewise.
20655 (add_call_read_ops): Likewise.
20656 (get_asm_expr_operands): Likewise.
20657 * tree-into-ssa.c (dump_decl_set): Likewise.
20658 (update_ssa): Likewise.
20659 * tree-sra.c (scan_function): Likewise.
20660 (decide_instantiations): Likewise.
20661 (scalarize_parms): Likewise.
20662 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20663 (dsa_named_for): Likewise.
20664 * tree-ssa-structalias.c (update_alias_info): Likewise.
20665 (merge_smts_into): Likewise.
20667 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20670 * doc/invoke.texi (-fcx-limited-range): Document new option.
20671 * toplev.c (process_options): Handle -fcx-fortran-rules.
20672 * common.opt: Add documentation for -fcx-fortran-rules.
20674 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20677 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20678 actual behaviour and C99.
20680 2008-02-26 Ben Elliston <bje@au.ibm.com>
20682 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20683 (ASM_CPU_POWER6_SPEC): Likewise.
20684 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20685 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20686 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20688 2008-02-25 Richard Guenther <rguenther@suse.de>
20690 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20691 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20692 (lookup_decl_from_uid): Declare.
20693 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20694 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20695 (decl_for_uid_map): New global hashtable mapping DECL_UID
20697 (init_ttree): Allocate it.
20698 (insert_decl_to_uid_decl_map): New helper function.
20699 (make_node_stat): Insert new decls into the map.
20700 (copy_node_stat): Likewise.
20701 (lookup_decl_from_uid): New function.
20702 (print_decl_for_uid_map_statistics): New helper.
20703 (dump_tree_statistics): Call it.
20705 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20706 (referenced_var_iterator): Adjust.
20707 (FOR_EACH_REFERENCED_VAR): Adjust.
20708 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20709 (num_referenced_vars): Adjust.
20710 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20711 (first_referenced_var): Remove.
20712 (end_referenced_vars_p): Likewise.
20713 (next_referenced_var): Likewise.
20714 (referenced_var_iterator_set): New helper function.
20715 * tree-dfa.c (referenced_var_lookup): Adjust.
20716 (referenced_var_check_and_insert): Likewise.
20717 (remove_referenced_var): Likewise.
20718 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20719 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20720 (verify_call_clobbering): Likewise.
20721 (verify_memory_partitions): Likewise.
20722 (init_tree_ssa): Allocate bitmap instead of hashtable for
20724 (delete_tree_ssa): Adjust.
20725 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20726 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20727 (compute_tag_properties): Likewise.
20728 (set_initial_properties): Likewise.
20729 (find_partition_for): Likewise.
20730 (update_reference_counts): Likewise.
20731 (dump_may_aliases_for): Likewise.
20732 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20733 (add_call_clobber_ops): Likewise.
20734 (add_call_read_ops): Likewise.
20735 (get_asm_expr_operands): Likewise.
20736 * tree-into-ssa.c (dump_decl_set): Likewise.
20737 (update_ssa): Likewise.
20738 * tree-sra.c (scan_function): Likewise.
20739 (decide_instantiations): Likewise.
20740 (scalarize_parms): Likewise.
20741 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20742 (dsa_named_for): Likewise.
20743 * tree-ssa-structalias.c (update_alias_info): Likewise.
20744 (merge_smts_into): Likewise.
20746 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20749 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20750 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20751 * alias.h (nonoverlapping_memrefs_p): Likewise.
20753 2008-02-25 Jan Beulich <jbeulich@novell.com>
20755 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20756 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20757 __emultls_get_address, __emultls_register_common,
20758 __floatundi?f, and _Unwind_GetIPInfo.
20759 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20760 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20761 (gen_regparm_prefix): Likewise.
20762 (i386_nlm_encode_section_info): Sync with
20763 config/i386/winnt.c:i386_pe_encode_section_info().
20764 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20765 i386_nlm_mangle_decl_assembler_name): New.
20766 (netware_override_options): New.
20767 * config/i386/netware.h (netware_override_options): Declare.
20768 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20769 (i386_nlm_mangle_decl_assembler_name): Declare.
20770 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20772 2008-02-25 Ben Elliston <bje@au.ibm.com>
20775 * c-decl.c (grokdeclarator): Remove unused local variables
20776 `typedef_type' and `type_as_written'.
20778 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20779 unused local variable `has_hot_blocks'.
20780 (fix_crossing_conditional_branches): Remove unused local variable
20783 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20785 PR middle-end/19984
20786 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20787 using DEF_C99_BUILTIN.
20788 (BUILT_IN_NANF): Ditto.
20789 (BUILT_IN_NANL): Ditto.
20791 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20792 Revital Eres <eres@il.ibm.com>
20794 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20795 regarding the order of two dependent insns in the same row.
20797 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20799 * stor-layout.c (layout_decl): Do not bump the alignment of a
20800 bit-field to more than byte alignment if it is packed.
20802 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20804 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20807 2008-02-24 Diego Novillo <dnovillo@google.com>
20809 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20812 * tree-vrp.c (vrp_evaluate_conditional): With
20813 -Wtype-limits, emit a warning when comparing against a
20814 constant outside the natural range of OP0's type.
20815 * c.opt (Wtype-limits): Move ...
20816 * common.opt (Wtype-limits): ... here.
20818 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20820 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20821 * config/rs6000/e300c2c3.md: New file.
20822 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20824 (rs6000_override_options): Add e300c2 and e300c3 cases to
20825 processor_target_table. Do not allow usage of Altivec or Spe
20826 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20827 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20828 * config/rs6000/rs6000.h (processor_type): Add
20829 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20830 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20831 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20832 and ppce300c3. Include e300c2c3.md.
20834 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20836 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20837 instead of TARGET_STRICT_ALIGN.
20839 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20841 * explow.c (memory_address): Assert that the generated address is
20844 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20847 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20848 * config/darwin-ppc-ldouble-patch.def: New file.
20849 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20850 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20851 SUBTARGET_INIT_BUILTINS if defined.
20852 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20855 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20858 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20859 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20861 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20864 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20865 file" warning condtional on -Winvalid-PCH.
20867 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20869 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20871 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20875 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20876 prevent reload from using MMX registers.
20877 (*mov<mode>_internal): Ditto.
20878 (*movv2sf_internal_rex64): Ditto.
20879 (*movv2sf_internal): Ditto.
20881 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20883 PR documentation/31569
20884 * doc/install.texi2html: Use makeinfo --no-number-sections.
20886 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20888 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20889 ensure that we can address an entire entity > 8 bytes. Don't
20890 generate reg+reg addressing for such data.
20892 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20894 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20895 strings when optimizing for size, unless the target cares about
20898 2008-02-22 Tom Tromey <tromey@redhat.com>
20900 * regclass.c (current_pass): Remove declaration.
20902 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20904 * config/avr/libgcc.S (__RAMPZ__): Define.
20905 (__do_copy_data): Add for devices with 128KB code memory.
20907 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20909 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20911 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20913 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20915 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20918 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20921 * c-typeck.c (build_binary_op): Warn about floating point
20922 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20924 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20927 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20928 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20930 (rs6000_override_options): Set altivec_abi as default, not override,
20931 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20932 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20933 is used; use new member spe_abi.
20934 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20935 spe_abi and altivec_abi.
20937 2008-02-22 Tomas Bily <tbily@suse.cz>
20939 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20941 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20944 * config.build (build_file_translate): Set to `CMD //c' only if
20946 * Makefile.in (build_file_translate): Improve comment.
20948 2008-02-21 Jan Hubicka <jh@suse.cz>
20950 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20951 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20952 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20954 2008-02-21 Michael Matz <matz@suse.de>
20957 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20959 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20961 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20962 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20963 as insn constraint.
20964 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20965 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20966 SSE_VEC_FLOAT_MODE_P as insn constraint.
20967 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20968 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20969 sse4a_movntdf using MODEF mode iterator.
20970 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20971 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20972 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20973 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20974 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20975 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20976 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20978 2008-02-21 Richard Guenther <rguenther@suse.de>
20980 * tree.def (PAREN_EXPR): New tree code.
20981 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20983 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20984 * expr.c (expand_expr_real_1): Likewise.
20985 * tree-inline.c (estimate_num_insns_1): Likewise.
20986 * tree-complex.c (expand_complex_move): Likewise.
20987 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20990 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20993 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20995 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20998 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21000 * config/sh/sh.c (find_barrier): Don't go past
21001 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21003 2008-02-20 DJ Delorie <dj@redhat.com>
21005 * config/h8300/h8300.md (insv): Force source operand to be a register.
21007 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21008 as a jump, not as a plain insn.
21010 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21012 * doc/invoke.texi (Warning Options): Add new option
21013 -Wframe-larger-than=.
21014 (-Wframe-larger-than): Document.
21016 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21017 Add declarations for new option variables.
21019 * final.c (final_start_function): Check the frame size
21020 before emission and issue a Wframe-larger-than warning.
21022 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21023 Add definitions for new option variables.
21024 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21026 * common.opt (Wframe-larger-than=): New option.
21028 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21030 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21031 (<sse>_div<mode>3): Ditto.
21032 (<sse>_vmdiv<mode>3): Ditto.
21033 (<sse>_vmsqrt<mode>2): Ditto.
21034 (*smax<mode>3): Ditto.
21035 (sse5_frcz<mode>2): Ditto.
21036 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21037 as insn constraint.
21039 2008-02-20 Richard Guenther <rguenther@suse.de>
21041 PR middle-end/35265
21042 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21043 be happy with INTEGRAL_TYPE_P.
21045 2008-02-20 Richard Guenther <rguenther@suse.de>
21047 * fold-const.c (split_tree): Associate floatig-point expressions
21048 if flag_associative_math is set.
21050 2008-02-20 Richard Guenther <rguenther@suse.de>
21052 * tree.h (fold_real_zero_addition_p): Declare.
21053 * fold-const.c (fold_real_zero_addition_p): Export.
21054 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21055 floating-point operations with zero and one.
21057 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21059 * doc/install.texi: Correct references to CFLAGS, replacing them
21060 with BOOT_CFLAGS. Document flags used during bootstrap for
21063 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21065 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21066 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21067 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21069 (smin<mode>3): Ditto from similar patterns.
21070 (smax<mode>3): Ditto.
21071 (*ieee_smin<mode>3): Ditto.
21072 (*ieee_smax<mode>3): Ditto.
21073 * config/i386/sse.md (sse): New mode attribute.
21074 (mov<mode>): Macroize expander from movv4sf and movv2df using
21075 SSEMODEF2P mode iterator.
21076 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21077 SSE_VEC_FLOAT_MODE_P as insn constraint.
21078 (storent<mode>): Ditto.
21079 (storent<mode>): Macroize expander from storentsf and storentdf using
21080 MODEF mode iterator.
21081 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21082 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21083 (abs<mode>2): Ditto from similar patterns.
21084 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21085 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21086 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21087 (<sse>_vmsqrt<mode>2): Ditto.
21088 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21089 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21090 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21091 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21092 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21093 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21094 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21096 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21097 iterator and SSE_FLOAT_MODE_P as insn constraint.
21098 (<sse>_ucomi): Ditto from similar patterns.
21099 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21100 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21101 SSE_VEC_FLOAT_MODE_P as insn constraint.
21102 (vcond<mode>): Ditto from similar patterns.
21103 (and<mode>3, *and<mode>3): Ditto.
21104 (<sse>_nand<mode>3): Ditto.
21105 (ior<mode>3, *ior<mode>3): Ditto.
21106 (xor<mode>3, *xor<mode>3): Ditto.
21107 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21108 iterator and SSE_FLOAT_MODE_P as insn constraint.
21109 (*nand<mode>3): Ditto from similar patterns.
21110 (*ior<mode>3): Ditto.
21111 (*xor<mode>3): Ditto.
21113 2008-02-20 Ira Rosen <irar@il.ibm.com>
21115 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21116 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21117 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21119 2008-02-19 Jan Hubicka <jh@suse.cz>
21121 * predict.c (tree_bb_level_predictions): Remove variable next
21122 mistakely introduced by previous commit.
21124 2008-02-19 Jan Hubicka <jh@suse.cz>
21126 * predict.c (predict_paths_leading_to): Rewrite.
21127 (predict_paths_for_bb): New.
21128 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21130 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21133 * Makefile.in (build_file_translate): New.
21134 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21135 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21136 * configure.ac (build_file_translate): Substitute it.
21137 * configure: Regenerate.
21139 2008-02-19 Jan Hubicka <jh@suse.cz>
21141 PR rtl-optimization/34408
21142 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21145 2008-02-19 Jan Hubicka <jh@suse.cz>
21147 PR middle-end/28779
21148 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21151 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21154 * config/i386/i386-modes.def: Revert the last DI alignment
21155 change until Ada people can look into it.
21157 2008-02-19 Nick Clifton <nickc@redhat.com>
21159 * opts.c (print_specific_help): Fix typo in --help text.
21161 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21164 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21165 32-bit inline asm without asm alternatives for host GCC < 3.0.
21167 2008-02-19 Richard Guenther <rguenther@suse.de>
21169 PR tree-optimization/34989
21170 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21171 Allow propagation to INDIRECT_REF if we can simplify only.
21173 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21175 * c-common.c (warn_for_collisions_1): Use appropriate option when
21178 2008-02-19 Nick Clifton <nickc@redhat.com>
21181 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
21182 (handle_options): Fix indentation.
21183 (print_filtered_help): If no language-specific options were
21184 displayed tell the user how to list all the options supported by
21185 the language's front-end.
21186 (print_specific_help): Fix indentation and remove duplicate line.
21187 (common_handle_option): Handle the -v option.
21188 For --help enable the display of undocumented options if the -v
21189 switch has been included on the command line.
21190 For --help= check for overlaps in the arguments between the option
21191 classes and the language names and issue a warning when they
21192 cannot be disambiguated.
21193 * c.opt (v): Pass on to the common option handler.
21195 2008-02-19 Revital Eres <eres@il.ibm.com>
21197 * modulo-sched.c (sms_schedule): Change dump message when
21198 create_ddg function fails.
21199 (try_scheduling_node_in_cycle): Rename row to cycle.
21200 (print_partial_schedule): Rename CYCLE to ROW.
21202 2008-02-19 Christian Bruel <christian.bruel@st.com>
21203 Zdenek Dvorak <ook@ucw.cz>
21205 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
21207 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21210 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
21211 (*x86_movdicc_0_m1_se): Ditto.
21213 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
21215 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
21216 (CMPtype): Define as __gcc_CMPtype.
21217 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
21218 (CMPtype): Define as __gcc_CMPtype.
21220 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
21222 Support valgrind 3.3 for --enable-checking=valgrind.
21223 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
21225 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
21226 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
21227 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
21228 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
21229 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
21230 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
21231 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
21233 * ggc-zone.c: Similar.
21234 * ggc-page.c: Similar.
21236 2008-02-19 Paul Brook <paul@codesourcery.com>
21239 * config/arm/ieee754-df.S: Fix do_it typo.
21240 * config/arm/ieee754-sf.S: Fix do_it typo.
21242 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21245 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
21246 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
21247 (OPTION_MASK_ISA_SSE_SET): Likewise.
21248 (OPTION_MASK_ISA_SSE2_SET): Likewise.
21249 (OPTION_MASK_ISA_SSE3_SET): Likewise.
21250 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
21251 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
21252 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
21253 (OPTION_MASK_ISA_SSE4_SET): Likewise.
21254 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
21255 (OPTION_MASK_ISA_SSE5_SET): Likewise.
21256 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
21257 (OPTION_MASK_ISA_MMX_UNSET): Updated.
21258 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
21259 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
21260 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
21261 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
21262 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
21263 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
21264 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
21265 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
21266 (OPTION_MASK_ISA_SSE4): Removed.
21267 (ix86_handle_option): Turn on bits in ix86_isa_flags and
21268 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
21269 (override_options): Don't turn on implied SSE/MMX bits in
21272 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
21274 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21277 2008-02-18 Joey Ye <joey.ye@intel.com>
21279 PR middle-end/34921
21280 * tree-nested.c (insert_field_into_struct): Set type alignment
21281 to field alignment if the former is less than the latter.
21283 2008-02-18 Jakub Jelinek <jakub@redhat.com>
21285 * BASE-VER: Set to 4.4.0.
21287 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21289 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
21290 * doc/cfg.texi: Likewise.
21291 * doc/extend.texi: Likewise.
21292 * doc/gty.texi: Likewise.
21293 * doc/invoke.texi: Likewise.
21294 * doc/loop.texi: Likewise.
21295 * doc/md.texi: Likewise.
21296 * doc/passes.texi: Likewise.
21297 * doc/rtl.texi: Likewise.
21298 * doc/sourcebuild.texi: Likewise.
21299 * doc/tm.texi: Likewise.
21300 * doc/tree-ssa.texi: Likewise.
21302 2008-02-17 Richard Guenther <rguenther@suse.de>
21304 PR middle-end/35227
21305 * tree-complex.c (init_parameter_lattice_values): Handle parameters
21306 without default definition.
21308 2008-02-17 Richard Guenther <rguenther@suse.de>
21310 PR tree-optimization/35231
21311 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
21314 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
21317 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21318 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21319 libgcc_cmp_return mode.
21321 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21324 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
21326 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
21328 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
21331 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21333 * doc/c-tree.texi: Use `@.' where appropriate.
21334 * doc/extend.texi: Likewise.
21335 * doc/install.texi: Likewise.
21336 * doc/invoke.texi: Likewise.
21337 * doc/loop.texi: Likewise.
21338 * doc/makefile.texi: Likewise.
21339 * doc/md.texi: Likewise.
21340 * doc/passes.texi: Likewise.
21341 * doc/standards.texi: Likewise.
21342 * doc/tm.texi: Likewise.
21344 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21346 PR middle-end/35196
21347 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
21349 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
21350 rather than in entry_bb.
21352 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21354 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
21355 libgcc_cmp_return mode.
21357 2008-02-15 Jakub Jelinek <jakub@redhat.com>
21359 PR middle-end/35130
21360 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
21361 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
21363 2008-02-15 Richard Guenther <rguenther@suse.de>
21364 Zdenek Dvorak <ook@ucw.cz>
21366 PR tree-optimization/35164
21367 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
21368 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
21369 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21370 Only propagate addresses which do not have abnormal SSA_NAMEs
21373 2008-02-15 Joseph Myers <joseph@codesourcery.com>
21376 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
21378 2008-02-15 Jan Hubicka <jh@suse.cz>
21380 PR middle-end/35149
21381 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
21383 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21385 PR middle-end/34621
21386 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
21387 when calculating alignment_pad.
21389 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
21391 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
21392 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
21393 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
21394 and STACK_BOUNDARY define.
21396 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
21398 PR preprocessor/35061
21399 * c-pragma.c (handle_pragma_pop_macro): Check that
21400 pushed_macro_table has been allocated.
21402 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
21404 PR middle-end/35136
21405 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
21406 (force_gimple_operand): Likewise.
21407 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
21408 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
21409 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
21410 (find_interesting_uses_address): Check addressability and alignment
21411 of the base expression only after substituting bases of IVs into it.
21413 2008-02-14 Michael Matz <matz@suse.de>
21416 * function.c (instantiate_virtual_regs_in_insn): Reload address
21417 before falling back to reloading the whole operand.
21419 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
21421 * config/s390/s390.c (s390_mainpool_start): Emit the pool
21422 before the first section switch note.
21424 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21426 * doc/bugreport.texi: Update copyright years.
21427 * doc/c-tree.texi: Likewise.
21428 * doc/cfg.texi: Likewise.
21429 * doc/cpp.texi: Likewise.
21430 * doc/cppinternals.texi: Likewise.
21431 * doc/fragments.texi: Likewise.
21432 * doc/frontends.texi: Likewise.
21433 * doc/gcc.texi: Likewise.
21434 * doc/gty.texi: Likewise.
21435 * doc/hostconfig.texi: Likewise.
21436 * doc/implement-c.texi: Likewise.
21437 * doc/libgcc.texi: Likewise.
21438 * doc/loop.texi: Likewise.
21439 * doc/makefile.texi: Likewise.
21440 * doc/options.texi: Likewise.
21441 * doc/passes.texi: Likewise.
21442 * doc/rtl.texi: Likewise.
21443 * doc/sourcebuild.texi: Likewise.
21444 * doc/standards.texi: Likewise.
21445 * doc/tree-ssa.texi: Likewise.
21446 * doc/trouble.texi: Likewise.
21448 * doc/extend.texi: Use @: or add comma where appropriate.
21449 * doc/invoke.texi: Likewise.
21450 * doc/tm.texi: Likewise.
21452 2008-02-14 Alan Modra <amodra@bigpond.net.au>
21455 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
21458 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
21460 * doc/md.texi (clz, ctz): Add reference.
21461 * doc/rtl.texi (clz, ctz): Likewise.
21463 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21466 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
21469 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
21471 * config/s390/s390.c (struct constant_pool): New field
21472 emit_pool_after added.
21473 (s390_mainpool_start): Set the emit_pool_after flag according
21474 to the section switch notes.
21475 (s390_mainpool_finish): Consider emit_pool_after when emitting
21476 the literal pool at the end of the function.
21477 (s390_chunkify_start): Force literal pool splits at section
21480 2008-02-13 Michael Matz <matz@suse.de>
21483 * var-tracking.c (clobber_variable_part): Correctly traverse the
21486 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21489 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
21490 Add -fdump-ipa-inline.
21491 * tree-dump.c (dump_files): Remove tree-inlined dump.
21492 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
21494 2008-02-12 Richard Guenther <rguenther@suse.de>
21496 PR tree-optimization/35171
21497 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21500 2008-02-12 Richard Guenther <rguenther@suse.de>
21502 PR middle-end/35163
21503 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21504 value-preserving mode. Disallow final truncation.
21506 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21508 PR middle-end/35136
21509 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21510 code from here to...
21511 (force_gimple_operand): ...here.
21513 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21516 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21517 non-compatible pointers.
21518 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21519 different FIELD_DECLs, try harder by comparing field offsets, sizes
21522 PR inline-asm/35160
21523 * function.c (match_asm_constraints_1): Don't replace the same input
21526 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21528 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21529 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21530 (expand_epilogue): Restore RAMPZ register.
21531 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21533 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21535 * config/i386/cygwin.asm: (__alloca): Correct calling
21536 convention and alignment.
21537 (__chkstk): Force 8 byte stack alignment.
21539 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21540 Richard Guenther <rguenther@suse.de>
21542 PR tree-optimization/33992
21543 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21544 the zero we compare against.
21546 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21548 PR libfortran/35063
21549 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21550 to CloseHandle after unlocking to prevent accumulation of handle
21553 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21555 PR middle_end/34150
21556 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21557 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21558 and update LABEL_NUSES during and after reload.
21560 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21562 PR middle-end/34627
21563 * combine.c (simplify_if_then_else): Make sure the comparison is
21564 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21566 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21569 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21570 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21571 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21572 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21573 * tree.h (get_type_static_bounds): Likewise.
21575 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21577 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21578 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21579 Make -Wfoo language annotations match what the compiler outputs.
21581 2008-02-08 Sa Liu <saliu@de.ibm.com>
21583 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21584 intrinsics spu_convts, spu_convtu, spu_convtf.
21586 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21588 * doc/extend.texi (Function Attributes) <noinline>: Mention
21589 asm ("") as method to keep calls.
21591 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21594 * doc/options.texi (Options): Replace references to opts.sh with
21596 * opts-common.c: Likewise.
21597 * optc-gen.awk: Likewise.
21599 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21601 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21603 2008-02-07 Richard Henderson <rth@redhat.com>
21606 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21607 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21610 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21612 PR tree-optimization/35085
21613 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21614 for operand entry oe2 in addition to operand entry oe3 in order to
21615 expose more opportunities for vectorizer sum reduction.
21617 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21620 * Makefile.in (LIBS): Remove $(GMPLIBS).
21621 (cc1-dummy, cc1): Add $(GMPLIBS).
21623 2008-02-06 Jan Hubicka <jh@suse.cz>
21626 * i386.md (moddf_integer): Do not produce partial memory stalls for
21627 targets where it hurts.
21629 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21632 * optabs.c (expand_float): Do not check for decimal modes when
21633 expanding unsigned integer through signed conversion.
21635 2008-02-06 Nick Clifton <nickc@redhat.com>
21637 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21638 inside the clobber with a match_operand and duplicated operand
21639 number in the constraint.
21640 (ineqbranchsi): Delete redundant comment.
21642 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21644 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21645 builtin_define ("__USE_INIT_FINI__").
21646 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21648 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21650 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21652 PR documentation/30330
21653 * doc/invoke.texi (C++ Dialect Options)
21654 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21655 For each warning option -Wfoo that allows -Wno-foo, ensure both
21656 -Wfoo and -Wno-foo are listed in the option index. Fix index
21657 entry of -Wswitch-default, index -Wnormalized= including the
21658 `=', and -Wlarger-than-@var{len} including @var{len}.
21660 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21662 * config/i386/i386.md (floatunssisf2): Use
21663 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21664 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21665 Macroize expander using MODEF mode iterator.
21667 2008-02-05 Diego Novillo <dnovillo@google.com>
21669 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21672 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21674 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21677 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21679 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21682 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21683 to indicate if a message should be generated.
21684 (init_cumulative_args): Updated.
21685 (function_value_32): Likewise.
21687 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21689 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21691 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21694 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21695 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21697 2008-02-04 Diego Novillo <dnovillo@google.com>
21699 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21702 * tree-vrp.c (vrp_evaluate_conditional): With
21703 -Wtype-limits, emit a warning when comparing against a
21704 constant outside the natural range of OP0's type.
21706 2008-02-04 Richard Guenther <rguenther@suse.de>
21708 PR middle-end/33631
21709 * expr.c (count_type_elements): Give for unions instead of
21712 2008-02-04 Richard Guenther <rguenther@suse.de>
21714 PR middle-end/35043
21715 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21716 to TYPE_DOMAINs base type instead of using bitsizetype here.
21718 2008-02-03 Jason Merrill <jason@redhat.com>
21720 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21722 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21725 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21726 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21727 (RS/6000 and PowerPC Options): Fix typos and markup.
21728 * doc/passes.texi (Tree-SSA passes): Likewise.
21730 2008-02-02 Michael Matz <matz@suse.de>
21733 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21734 from record_last_reg_set_info.
21735 (record_last_reg_set_info): Take an RTX argument, iterate over all
21736 constituent hardregs.
21737 (record_last_set_info, record_opr_changes): Change calls to
21738 new signature or to record_last_reg_set_info_regno.
21740 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21742 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21744 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21746 PR rtl-optimization/34773
21747 * reg-notes.def (EQUAL): Mention significance of combination of
21748 REG_EQUAL and REG_RETVAL.
21749 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21750 insn that has a REG_RETVAL.
21752 2008-02-01 Roger Sayle <roger@eyesopen.com>
21755 * configure.ac (--enable-fixed-point): Disable unless explicitly
21757 * configure: Regenerate.
21759 2008-02-01 Richard Guenther <rguenther@suse.de>
21762 * invoke.texi (-finline-limit): Remove no longer true parts
21763 of the documentation. Note that there is no default value.
21765 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21766 Mark Mitchell <mark@codesourcery.com>
21767 Ben Elliston <bje@au.ibm.com>
21770 * doc/extend.texi (Other Builtins): Document.
21772 2008-01-31 Tom Browder <tom.browder@gmail.com>
21774 * doc/c-tree.texi (Types): Fix grammar.
21775 (Expression trees): Ditto.
21776 * doc/passes.texi (Tree-SSA passes): Ditto.
21778 * doc/configterms.texi (Configure Terms): Fix typo.
21779 * doc/cpp.texi (Common Predefined Macros): Ditto.
21780 * doc/md.texi (Machine Constraints): Ditto.
21782 * doc/makefile.texi (Makefile): Add comma.
21784 2008-01-31 Tom Browder <tom.browder@gmail.com>
21785 Gerald Pfeifer <gerald@pfeifer.com>
21787 * doc/sourcebuild.texi (Front End): Remove references to CVS
21788 and CVSROOT/modules.
21789 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21790 (Back End): Remove reference to CVS.
21792 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21795 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21797 (mips16_gp_pseudo_reg): ...here.
21798 * config/mips/mips.md (load_const_gp): Replace with...
21799 (load_const_gp_<mode>): ...this :P-based insn.
21801 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21803 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21804 options. Minor fixes.
21805 (-std): Move reference to standards closer to where language
21806 standards are first mentioned.
21808 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21810 PR rtl-optimization/34995
21811 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21812 parameter and return a bool. If the rtx parameter is nonnull,
21813 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21814 (find_reloads): Update call accordingly. Pass the new operand
21815 if it needed no address reloads, otherwise pass null.
21817 2008-01-30 Richard Henderson <rth@redhat.com>
21820 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21821 for unbounded arrays.
21823 2008-01-30 Silvius Rus <rus@google.com>
21825 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21827 2008-01-30 Jan Hubicka <jh@suse.cz>
21830 * i386.c (init_cumulative_args): Use real function declaration when
21833 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21835 PR rtl-optimization/34998
21836 * global.c (build_insn_chain): Treat non-subreg_lowpart
21837 SUBREGs of pseudos as clobbering all the words covered by the
21838 SUBREG, not just all the bytes.
21839 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21840 original df_ref rather than an extract parameter.
21841 (global_conflicts): Update call accordingly.
21843 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21845 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21846 the overflow check to make it easier to read.
21847 (__fixtfdi): Change the type of the ll member in union
21848 long_double to UDItype_x.
21850 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21852 PR middle-end/34969
21853 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21854 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21855 * tree-inline.c (fold_marked_statements): Call
21856 cgraph_update_edges_for_call_stmt if folding a call statement.
21857 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21858 debug_generic_stmt calls, reset it back afterwards.
21861 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21863 * c-typeck.c (build_external_ref): Don't pedwarn about
21864 static vars in current function's scope.
21866 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21868 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21870 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21873 * ipa-struct-reorg.c: Fix spelling.
21874 * params.def: Ditto.
21876 2008-01-29 Richard Guenther <rguenther@suse.de>
21878 PR middle-end/35006
21879 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21881 * tree-inline.c (remap_type): Increment remapping_type_depth
21882 around remapping types.
21883 (copy_body_r): Only add referenced variables if they are referenced
21884 from code, not types.
21886 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21897 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21898 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21900 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21903 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21904 pointer for tiny stack.
21906 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21908 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21910 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21912 * config/vx-common.h: Fix typo in comment.
21914 2008-01-28 Ian Lance Taylor <iant@google.com>
21918 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21919 coalesce pointers if they have different DECL_NO_TBAA_P values.
21920 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21921 between variables with different DECL_NO_TBAA_P values.
21923 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21926 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21927 are not legitimate small data references on SPE targets.
21929 2008-01-28 David Daney <ddaney@avtrex.com>
21931 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21933 2008-01-28 David Daney <ddaney@avtrex.com>
21935 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21937 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21939 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21940 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21941 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21942 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21943 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21944 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21945 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21946 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21948 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21950 * basic-block.h (condjump_equiv_p): Fix comment.
21952 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21954 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21955 print_generic_stmt_indented): Fix comment.
21957 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21959 * configure.ac (__stack_chk_fail): Add detecion for availability
21960 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21961 * configure: Regenerate.
21963 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21965 PR middle-end/34688
21966 * final.c (output_addr_const): Handle TRUNCATE.
21968 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21971 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21972 (zero_cost, infinite_cost): New constants.
21973 (struct cost_pair): Change type of cost to comp_cost.
21974 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21975 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21977 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21978 split_address_cost, ptr_difference_cost, difference_cost,
21979 get_computation_cost_at, get_computation_cost,
21980 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21981 determine_use_iv_cost_condition, determine_use_iv_costs,
21982 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21983 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21984 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21985 Change type of cost to comp_cost.
21986 (determine_iv_cost): Increase cost of non-original ivs, instead
21987 of decreasing the cost of original ones.
21988 (get_address_cost): Indicate the complexity of the addressing mode
21990 (try_add_cand_for): Prefer using ivs not specific to some object.
21991 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21993 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21994 Janis Johnson <janis187@us.ibm.com>
21997 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21998 (TARGET_INSTANTIATE_DECLS): Likewise.
21999 * target.h (expand_to_rtl_hook): New target hook.
22000 (instantiate_decls): Likewise.
22001 * function.c (instantiate_decl): Make non-static. Rename to...
22002 (instantiate_decl_rtl): ... this.
22003 (instantiate_expr): Use instantiate_decl_rtl.
22004 (instantiate_decls_1): Likewise.
22005 (instantiate_decls): Likewise.
22006 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22007 * function.h (instantiate_decl_rtl): Add prototype.
22008 * cfgexpand.c (target.h): New include.
22009 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22010 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22011 (TARGET_INSTANTIATE_DECLS): Likewise.
22012 (TARGET_INITIALIZER): New target hooks added.
22013 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22015 * config/rs6000/rs6000.c (tree-flow.h): New include.
22016 (machine_function): Add sdmode_stack_slot field.
22017 (rs6000_alloc_sdmode_stack_slot): New function.
22018 (rs6000_instantiate_decls): Likewise.
22019 (rs6000_secondary_memory_needed_rtx): Likewise.
22020 (rs6000_check_sdmode): Likewise.
22021 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22022 (TARGET_INSTANTIATE_DECLS): Likewise.
22023 (rs6000_hard_regno_mode_ok): Allow SDmode.
22024 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22025 (rs6000_emit_move): Handle SDmode.
22026 (function_arg_advance): Likewise.
22027 (function_arg): Likewise.
22028 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22029 SDmode var args for 32-bit compiles.
22030 (rs6000_secondary_reload_class): Handle SDmode.
22031 (rs6000_output_function_epilogue): Likewise.
22032 (rs6000_function_value): Simplify if statement.
22033 (rs6000_libcall_value): Likewise.
22034 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22035 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22036 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22037 (movsd_hardfloat): New define_insn.
22038 (movsd_softfloat): Likewise.
22039 (movsd_store): Likewise.
22040 (movsd_load): Likewise.
22041 (extendsddd2): Likewise.
22042 (extendsdtd2): Likewise.
22043 (truncddsd2): Likewise.
22044 (movdd_hardfloat64): Fixup comment.
22045 (UNSPEC_MOVSD_LOAD): New constant.
22046 (UNSPEC_MOVSD_STORE): Likewise.
22048 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22051 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22053 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22054 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22055 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22056 and TRUTH_XOR_EXPR.
22058 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22061 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22062 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22063 __LONGDOUBLE128 too.
22064 * config/rs6000/aix61.h: New file.
22066 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22068 PR rtl-optimization/34959
22069 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22070 popcount and parity rtxes the same mode as their operand.
22071 Truncate or extend the result to the return value's mode
22074 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22077 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22078 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22079 to GOT_VERSION_REGNUM.
22080 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22081 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22082 * config/mips/mips.c (mips_emit_call_insn): New function.
22083 (mips_call_tls_get_addr): Call mips_expand_call directly.
22084 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22086 (mips16_build_call_stub): Likewise. Return the call insn or null.
22087 (mips_expand_call): Update the call to mips16_build_call_stub
22088 accordingly and a remove redundant condition. Assert that MIPS16
22089 stubs do not use lazy binding. Use mips_emit_call_insn and return
22091 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22093 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22094 (mips_avoid_hazard): Remove hazard_set handling.
22095 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22096 (UNSPEC_RESTORE_GP): ...this.
22097 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22098 (FAKE_CALL_REGNO): Rename to...
22099 (GOT_VERSION_REGNUM): ...this.
22100 (type): Add "ghost" value. Add an associated insn reservation.
22101 (hazard_set): Remove.
22102 (exception_receiver): Rename to...
22103 (restore_gp): ...this and update the unspec identifier accordingly.
22104 (exception_receiver, nonlocal_got_receiver): New expanders.
22105 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22106 FAKE_CALL_REGNO. Remove hazard_set attribute.
22107 (set_got_version, update_got_version): New patterns.
22109 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22112 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22114 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22117 * doc/install.texi2html: Generate gcc-vers.texi.
22119 2008-01-25 DJ Delorie <dj@redhat.com>
22121 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22123 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22125 * config/c4x: Remove directory.
22126 * config.gcc (crx-*, mt-*): Mark obsolete.
22127 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22128 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22129 sh-*-rtemscoff*): Remove cases.
22130 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22131 * real.c (encode_c4x_single, decode_c4x_single,
22132 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22133 c4x_extended_format): Remove.
22134 * real.h (c4x_single_format, c4x_extended_format): Remove.
22135 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22137 (Pragmas): Remove comment about c4x pragmas.
22138 * doc/install.texi (c4x): Remove target-specific instructions.
22139 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22140 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22141 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22142 refer to C4x source files as examples.
22143 (C4X_FLOAT_FORMAT): Remove documentation.
22145 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22147 * config/bfin/bfin.c (override_options): Reorder tests so that
22148 flag_pic gets enabled for -msep-data.
22150 2008-01-25 Richard Guenther <rguenther@suse.de>
22152 PR middle-end/32244
22153 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22154 to its bitfield precision if required.
22156 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22158 PR middle-end/33880
22159 * tree-nested.c (walk_omp_for): New function.
22160 (convert_nonlocal_reference, convert_local_reference): Call
22161 walk_omp_for on OMP_FOR.
22162 (convert_call_expr): Call walk_body on OMP_FOR's
22163 OMP_FOR_PRE_INIT_BODY.
22165 2008-01-25 Richard Guenther <rguenther@suse.de>
22167 PR tree-optimization/34966
22168 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22169 default defs and PHI_NODEs we have to insert after the
22170 defining statement.
22172 2008-01-24 Nick Clifton <nickc@redhat.com>
22174 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22175 Provide a default definition.
22176 (LIBGCC2_UNITS_PER_WORD): Likewise.
22178 * config/stormy16/stormy16.c: Include df.h for the prototype
22179 for df_regs_ever_live_p.
22180 (xstormy16_expand_builtin_va_start): Convert the stack offset
22181 into a component_ref and then use POINTER_PLUS_EXPR to add it
22182 to the incoming_virtual_args_rtx.
22183 (xstormy16_gimplify_va_arg_expr): Rename to
22184 xstormy16_gimplify_va_arg_expr.
22185 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
22186 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
22187 xstormy16_gimplify_va_arg_expr.
22188 Fix up some formatting issues.
22190 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
22191 Move to predicates.md.
22192 (xs_hi_general_operand): Likewise.
22193 (xs_hi_nonmemory_operand): Likewise.
22194 * config/stormy16/predicates.md:
22195 (xstormy16_carry_plus_operand): New predicate.
22196 (xs_hi_general_operand): New predicate.
22197 (xs_hi_nonmemory_operand): New predicate.
22198 * config/stormy16/stormy16-protos.h:
22199 (xstormy16_carry_plus_operand): Delete prototype.
22200 (xs_hi_general_operand): Likewise.
22201 (xs_hi_nonmemory_operand): Likewise.
22203 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
22204 modifiers as they are no longer needed and they can trigger
22205 reload spill failures.
22207 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
22208 with a match_operand in order to help reload.
22210 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
22211 constraint with 'e' for the 8th alternative as this version of
22212 the mov.w instruction only accepts the lower 8 registers.
22214 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
22217 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
22218 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
22221 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22223 PR middle-end/33333
22224 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
22226 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22228 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
22230 (remove_structure): Update allocations list before removing structure.
22232 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
22234 * ipa-struct-reorg.c (is_safe_cond_expr,
22235 create_new_stmts_for_cond_expr): Use integer_zerop function,
22236 that recognize not only zero-pointer, but zero-integer too.
22238 2008-01-25 Ben Elliston <bje@au.ibm.com>
22241 * fixproto: Escape "." in sed expression that strips leading "./".
22243 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
22246 * gcc.c (SWITCH_OK): Removed.
22247 (SWITCH_LIVE): Changed to bit.
22248 (SWITCH_FALSE): Likewise.
22249 (SWITCH_IGNORE): Likewise.
22250 (switchstr): Change live_cond to unsigned int.
22251 (process_command): Replace SWITCH_OK with 0.
22252 (do_self_spec): Likewise.
22253 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
22254 (give_switch): Likewise.
22255 (used_arg): Likewise.
22256 (do_spec_1): Set the SWITCH_IGNORE bit.
22257 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
22258 bits. Set the SWITCH_LIVE bit.
22260 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22262 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
22264 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
22266 PR tree-optimization/34472
22267 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
22268 parameter to a "bool *" and set *DATA to false if there is
22269 an unsafe access. Do not delete the structure here.
22270 (check_cond_exprs): Delete it here instead.
22271 (check_cond_exprs, exclude_cold_structs): Do not increase
22272 I when removing a structure.
22274 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
22277 * config/i386/i386.c (ix86_expand_vector_init): Consider only
22278 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
22280 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
22282 PR middle-end/34934
22283 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
22284 a fixed vector for stack.
22286 2008-01-24 Ben Elliston <bje@au.ibm.com>
22289 * doc/gcc.texi (Software development): Add a direntry for g++.
22291 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
22293 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
22294 stale and straggling -fforce-addr comments above.
22296 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
22298 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
22299 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
22301 2008-01-23 Michael Matz <matz@suse.de>
22304 * dwarf2out.c (force_type_die): Use modified_type_die instead of
22307 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
22309 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
22310 malloc result type.
22312 2008-01-23 Anatoly Sokolov <aesok@post.ru>
22314 * config/avr/avr.c (avr_current_arch): New variable.
22315 (avr_arch_types): Add 'avr31' and 'avr51' entries.
22316 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
22317 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
22318 (avr_override_options): Init 'avr_current_arch'.
22319 (base_arch_s): Move from here...
22320 * config/avr/avr.h (base_arch_s): ... here. Add new members
22321 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
22322 'mega' to 'have_jmp_call'.
22323 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
22324 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
22326 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
22328 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22329 MULTILIB_MATCHES): Ditto.
22331 2008-01-23 Richard Guenther <rguenther@suse.de>
22333 PR middle-end/31529
22334 * cgraphunit.c (cgraph_reset_node): Always mark the node
22335 not reachable if it is not queued already.
22337 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
22339 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
22340 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
22341 (cputype_selected): New static variable.
22342 (bfin_handle_option): Set it if -mcpu is used.
22343 (override_option): Select default set of workarounds if no cpu type
22344 selected on the command line.
22345 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
22347 From Michael Frysinger <michael.frysinger@analog.com>
22348 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
22349 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
22351 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
22352 for bf547, bf523, bf524, and bf526.
22353 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
22355 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
22356 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
22357 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
22358 __ADSPBF547__ and __ADSPBF54x__ for bf547.
22359 * doc/invoke.texi (Blackfin Options): Document that
22360 -mcpu now accept bf547, bf523, bf524, and bf526.
22362 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
22364 PR rtl-optimization/34628
22365 * combine.c (try_combine): Stop and undo after the first combination
22366 if an autoincrement side-effect on the first insn has effectively
22369 2008-01-22 David Edelsohn <edelsohn@gnu.org>
22372 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
22373 Offset addresses are not valid for Altivec or paired float modes.
22375 2008-01-22 Jakub Jelinek <jakub@redhat.com>
22378 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
22379 if DECL_INITIAL (decl) is error_mark_node.
22382 * c-common.c (handle_vector_size_attribute): Only allow
22383 integral, scalar float and fixed point types. Handle OFFSET_TYPE
22384 the same way as pointer, array etc. types.
22385 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
22388 * tree.c (build_type_attribute_qual_variant): Call
22389 build_qualified_type if attributes are equal, but quals are not.
22391 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22394 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
22395 * flags.h (warn_strict_aliasing): Remove.
22396 (warn_strict_overflow): Remove.
22397 * opts.c (warn_strict_aliasing): Remove.
22398 (warn_strict_overflow): Remove.
22399 * c-opts.c (c_common_handle_option): -Wall only sets
22400 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
22401 (c_common_post_options): Give default values to -Wstrict-aliasing
22402 and -Wstrict-overflow if they are uninitialized.
22403 * common.opt (Wstrict-aliasing): Specify Var and Init.
22404 (Wstrict-overflow): Likewise.
22406 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
22408 PR rtl-optimization/26854
22409 PR rtl-optimization/34400
22410 PR rtl-optimization/34884
22411 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
22413 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
22414 (df_rd_bb_info.expanded_lr_out): Deleted
22415 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
22416 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
22417 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22418 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22419 Removed code to allocate, initialize or free expanded_lr_out.
22420 (df_rd_bb_local_compute_process_def): Restructured to make more
22422 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
22423 sets if the sets are being trimmed.
22425 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
22428 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
22429 (as_vers): Likewise.
22430 * configure: Regenerated.
22432 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22434 PR middle-end/33092
22435 * tree-pass.h (pass_build_alias): New pass.
22436 * tree-ssa-alias.c (gate_build_alias): New.
22437 (pass_build_alias): New.
22438 * passes.c (init_optimization_passes): Add pass_build_alias after
22439 pass_create_structure_vars.
22441 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
22443 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
22444 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
22445 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
22446 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
22447 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
22448 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
22449 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
22450 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
22451 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
22452 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
22453 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
22454 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
22455 * config/s390/s390.md (FP_ALL): New mode iterator.
22456 (_d): New mode attribute.
22457 ("*signbit<mode>2>"): Changed mode of first operand.
22458 ("isinf<mode>2"): Changed mode of first operand.
22459 ("*TDC_insn"): Adaptation for DFP modes.
22461 2008-01-22 Ben Elliston <bje@au.ibm.com>
22463 * tree.c (check_qualified_type): Improve function description.
22465 2008-01-21 Jason Merrill <jason@redhat.com>
22468 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
22469 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
22472 2008-01-21 DJ Delorie <dj@redhat.com>
22474 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
22477 2008-01-21 Richard Guenther <rguenther@suse.de>
22479 PR middle-end/34856
22480 * tree-cfg.c (verify_expr): Allow all invariant expressions
22481 instead of just constant class ones as reference argument.
22482 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
22483 like any other constant.
22484 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22486 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
22488 * regmove.c (fixup_match_1): Update call crossed frequencies.
22490 2008-01-21 Richard Guenther <rguenther@suse.de>
22493 * tree-inline.c (setup_one_parameter): Deal with mismatched
22494 types using a VIEW_CONVERT_EXPR.
22496 2008-01-21 Alon Dayan <alond@il.ibm.com>
22497 Olga Golovanevsky <olga@il.ibm.com>
22499 PR tree-optimization/34701
22500 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22501 when the structure size is not a power of 2.
22503 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22505 * doc/install.texi: Add doc for --enable-checking=df.
22507 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22509 PR rtl-optimization/34808
22510 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22512 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22514 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22517 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22519 PR rtl-optimization/26854
22520 PR rtl-optimization/34400
22521 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22523 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22524 (df_rd_bb_info.expanded_lr_out): New.
22525 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22526 * loop_iv.c (iv_analysis_loop_init): Ditto.
22527 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22528 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22529 Added code to allocate, initialize or free expanded_lr_out.
22530 (df_rd_bb_local_compute_process_def): Restructured to make
22531 more understandable.
22532 (df_rd_confluence_n): Add code to do nothing with fake edges and
22533 code to no apply invalidate_by_call sets if the sets are being trimmed.
22534 (df_lr_local_finalize): Renamed to df_lr_finalize.
22535 (df_live_local_finalize): Renamed to df_live_finalize.
22537 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22540 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22541 deciding whether to use reciprocal instructions.
22543 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22545 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22546 dwarf2out_note_section_used if cold_text_section is NULL.
22548 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22550 PR gcov-profile/34610
22551 * tree-cfg.c (make_edges): Mark both outgoing edges from
22552 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22553 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22554 from OMP_FOR and OMP_CONTINUE outgoing edges.
22556 * tree-profile.c (tree_profiling): Return early if
22557 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22559 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22560 from cfun to child_cfun.
22561 * function.h (struct function): Add after_tree_profile bit.
22563 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22565 * config/avr/avr.S (_exit): Disable interrupt.
22567 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22568 Steven Bosscher <stevenb.gcc@gmail.com>
22570 PR rtl-optimization/26854
22571 PR rtl-optimization/34400
22572 * df-problems.c (df_live_scratch): New scratch bitmap.
22573 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22574 (df_live_reset): Clear the proper bitmaps.
22575 (df_live_bb_local_compute): Only process the artificial defs once
22576 since the order is not important.
22577 (df_live_init): Init the df_live sets only with the variables
22578 found live by df_lr.
22579 (df_live_transfer_function): Use the df_lr sets to prune the
22580 df_live sets as they are being computed.
22581 (df_live_free): Free df_live_scratch.
22583 2008-01-18 Ian Lance Taylor <iant@google.com>
22585 * common.opt: Add fmerge-debug-strings.
22586 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22587 flag_merge_debug_strings rather than flag_merge_constants.
22588 * doc/invoke.texi (Option Summary): Mention
22589 -fmerge-debug-strings.
22590 (Debugging Options): Document -fmerge-debug-strings.
22592 2008-01-18 Ian Lance Taylor <iant@google.com>
22595 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22596 (struct tree_function_decl): Add new field operator_new_flag.
22597 * tree-inline.c (expand_call_inline): When inlining a call to
22598 operator new, force the return value to go into a variable, and
22599 set DECL_NO_TBAA_P on that variable.
22600 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22602 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22605 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22606 DWARF2_DEBUGGING_INFO.
22607 (dwarf2out_note_section_used): Ditto. Add prototype.
22608 (have_multiple_function_sections, text_section_used,
22609 cold_text_section_used, *cold_text_sections): Move declarations
22612 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22614 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22615 field and add signal_ra.
22616 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22617 assignments to frame state pc. Move end of stack check after
22618 MD_FALLBACK_FRAME_STATE_FOR.
22619 (uw_update_context_1): Use frame state signal_regs if set, instead
22620 of checking signal_frame flag.
22621 (uw_update_context): Use frame state signal_ra if set.
22622 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22623 * config/xtensa/linux-unwind.h: New file.
22625 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22627 * modulo-sched.c (get_sched_window): Fix comment typo.
22629 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22631 PR tree-optimization/34648
22632 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22634 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22636 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22637 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22639 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22641 PR rtl-optimization/34400
22642 * df-core.c (df_worklist_dataflow_overeager,
22643 df_worklist_dataflow_doublequeue): New functions.
22644 (df_worklist_dataflow): Two different worklist solvers.
22645 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22648 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22651 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22652 and ftree-parallelize-loops.
22654 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22656 PR rtl-optimization/34826
22657 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22659 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22661 * global.c (find_reg): Mark the eh regs as used if necessary.
22662 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22663 * ra.h (struct allocno): no_eh_reg field added. Changed
22664 no_stack_reg type to bitfield.
22666 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22668 * tree.c (substitute_in_expr): Add missing 'break'.
22670 2008-01-17 Richard Guenther <rguenther@suse.de>
22672 PR tree-optimization/34825
22673 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22674 x / x as division to handle.
22676 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22678 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22679 "-pthread" is specified.
22680 * pa-hpux11.h (LIB_SPEC): Likewise.
22682 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22683 Peter Bergner <bergner@vnet.ibm.com>
22685 PR rtl-optimization/33796
22686 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22688 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22690 PR libgfortran/34699
22691 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22693 * pa-hpux10.h (LINK_SPEC): Likewise.
22694 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22696 2008-01-16 Richard Guenther <rguenther@suse.de>
22698 PR middle-end/32628
22699 * fold-const.c (fold_convert_const_int_from_int): Do not
22700 set overflow if that occured only because of a sign extension
22701 change when converting from/to a sizetype with the same
22702 precision and signedness.
22704 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22707 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22708 location address to the correct place. Update copyright year.
22710 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22712 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22713 no dependences in the dependence_relations vector.
22715 2008-01-16 Jan Hubicka <jh@suse.cz>
22717 PR rtl-optimization/31396
22718 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22719 * cfg.c (dump_reg_info): Print it.
22720 * regs.h (struct reg_info_t): add freq_calls_crossed.
22721 (REG_FREQ_CALLS_CROSSED): New macro.
22722 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22723 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22724 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22725 regmove_optimize): Update call crossed frequencies.
22726 * local-alloc.c (struct qty): Add freq_calls_crossed.
22727 (alloc_qty): Copute freq_calls_crossed.
22728 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22729 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22730 * ra.h (struct allocno): Add freq_calls_crossed.
22732 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22734 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22735 libgomp when compiling with ftree-parallelize-loops.
22736 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22738 2008-01-16 Richard Guenther <rguenther@suse.de>
22740 PR tree-optimization/34769
22741 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22742 * tree.c (int_cst_value): Instead make this function more
22743 permissive in what it accepts as valid input. Document this
22744 function always sign-extends the value.
22746 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22747 Richard Guenther <rguenther@suse.de>
22750 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22751 (gimple_fold_indirect_ref_rhs): ... this.
22752 (gimple_fold_indirect_ref): New function with foldings
22753 that preserve lvalueness.
22754 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22755 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22756 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22757 to fold an INDIRECT_REF, fall back to the old use of
22758 fold_indirect_ref_1.
22760 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22762 * tree-data-ref.c (subscript_dependence_tester_1): Call
22763 free_conflict_function.
22764 (compute_self_dependence): Same.
22766 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22769 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22770 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22772 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22773 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22774 for DWARF2_UNWIND_INFO targets.
22776 2008-01-16 Richard Guenther <rguenther@suse.de>
22779 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22780 type qualifiers for function types.
22782 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22784 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22785 loop_iterator li from previous commit.
22787 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22789 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22791 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22793 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22794 (parallelize_loops): Don't parallelize irreducible components.
22796 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22799 * c-opts (c_common_post_options): Do not enable CPP
22800 flag_pedantic_errors by default.
22802 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22804 PR rtl-optimization/31944
22805 * cse.c (remove_pseudo_from_table): New function.
22806 (merge_equiv_classes): Use above function to remove pseudo-registers.
22807 (invalidate): Likewise.
22809 2008-01-13 Richard Guenther <rguenther@suse.de>
22811 PR middle-end/34601
22812 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22813 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22815 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22817 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22818 validate_change to unshare the source of the PC set.
22820 2008-01-12 Jan Hubicka <jh@suse.cz>
22822 PR middle-end/32135
22823 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22824 references above array bounds. This might trigger bounds checks for
22825 pointers to arrays.
22827 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22829 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22830 new_replaceable_dependencies.
22832 2008-01-12 Doug Kwan <dougkwan@google.com>
22834 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22835 instead of OPT_Wreturn_type in warning due to ignored return type
22837 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22838 options included in -Wextra.
22839 * c.opt: New option -Wignored_qualifiers.
22840 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22841 -Wignore_qualifiers.
22842 (-Wignored-qualifiers): Document.
22843 (-Wreturn-type): Remove description of functionality now handled
22844 by -Wignored-qualifiers.
22846 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22849 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22850 NOP_EXPR if it is between integral types with the same precision.
22852 2008-01-12 Jan Hubicka <jh@suse.cz>
22855 * invoke.texi (max-inline-recursive-depth): Fix default value.
22857 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22859 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22862 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22864 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22866 2008-01-11 James E. Wilson <wilson@specifix.com>
22869 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22871 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22873 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22874 save/restore frame pointer register and don't use 'call-prologues'
22875 optimization in function with "OS_task" attribute.
22877 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22879 PR middle-end/31309
22880 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22881 when copying to memory.
22883 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22885 PR rtl-optimization/30905
22886 * cfgcleanup.c: Include dce.h
22887 (crossjumps_occured): New global variable.
22888 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22889 If something changed, set crossjumps_occured to true.
22890 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22891 Don't add/remove fake edges to exit here...
22892 (cleanup_cfg): ...but do it here, when crossjumping.
22893 Run a fast DCE when successful crossjumps occured in the latest
22894 iteration of try_optimize_cfg.
22896 2008-01-11 Richard Guenther <rguenther@suse.de>
22898 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22899 (struct vn_unary_op_s): Likewise.
22900 (vn_reference_insert): Free old reference on hash collision.
22902 2008-01-10 Raksit Ashok <raksit@google.com>
22904 PR rtl-optimization/27971
22905 * combine.c (find_split_point): Split PLUS expressions which are
22906 inside a MEM rtx, and whose first operand is complex.
22908 2008-01-10 DJ Delorie <dj@redhat.com>
22910 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22911 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22912 (m32c_hard_regno_ok): Call the underlying function.
22914 2008-01-10 Richard Guenther <rguenther@suse.de>
22916 PR middle-end/34683
22917 * tree-cfg.c (tree_merge_blocks): Do not go through the
22918 full-blown folding and stmt updating path if we just deal
22919 with virtual operands.
22920 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22921 test for abnormal SSA_NAMEs.
22923 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22925 PR middle-end/34641
22926 * reload.c (push_reload): Add assertions. All constants from
22927 reg_equiv_constant should have been used for replacing the respective
22929 (find_reloads_address): Invoke find_reloads_address_part for
22930 constant taken from the reg_equiv_constant array.
22932 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22934 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22935 field (valnum) the first in the struct. Replace bools with
22938 2008-01-10 Richard Guenther <rguenther@suse.de>
22940 PR tree-optimization/34651
22941 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22942 types and ordering for masking and converting.
22944 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22946 PR tree-optimization/34017
22947 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22948 also for PHI_NODE expressions.
22950 2008-01-09 Jan Hubicka <jh@suse.cz>
22952 PR tree-optimization/34708
22953 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22954 based on number of case labels.
22955 (init_inline_once): Remove switch_cost.
22956 * tree-inline.h (eni_weights_d): Remove switch_cost.
22958 2008-01-09 Richard Guenther <rguenther@suse.de>
22959 Andrew Pinski <andrew_pinski@playstation.sony.com>
22961 PR middle-end/30132
22962 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22963 temporary if an rvalue is ok or an lvalue is not required.
22965 2008-01-09 Richard Guenther <rguenther@suse.de>
22967 PR middle-end/34458
22968 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22969 adjust return type.
22971 2008-01-09 Richard Guenther <rguenther@suse.de>
22973 PR middle-end/34679
22974 * tree.c (host_integerp): Check for sizetype only if the
22975 type is an integer type.
22977 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22980 * opts.c (decode_options): Disable inlining of functions called
22981 once if not in unit-at-a-time mode.
22983 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22985 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22987 2008-01-08 Richard Guenther <rguenther@suse.de>
22989 PR middle-end/31863
22990 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22991 out early if the result will be unused.
22993 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22998 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22999 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23002 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23004 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23005 for vectorization tuned.
23007 2008-01-08 Richard Guenther <rguenther@suse.de>
23009 PR tree-optimization/34683
23010 * tree-ssa-operands.c (operand_build_cmp): Export.
23011 * tree-ssa-operands.h (operand_build_cmp): Declare.
23012 * tree-vn.c (vuses_compare): Remove.
23013 (sort_vuses): Use operand_build_cmp.
23014 (sort_vuses_heap): Likewise.
23015 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23016 to re-use old VEC if available. Do not sort already sorted VUSEs.
23017 (vdefs_to_vec): Do not sort already sorted VDEFs.
23019 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23021 PR middle-end/34694
23022 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23024 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23027 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23028 limitations of reciprocal sequences on x86 targets.
23030 2008-01-08 Richard Guenther <rguenther@suse.de>
23032 PR tree-optimization/34683
23033 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23035 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23038 * config/darwin.c (darwin_mergeable_string_section): Don't use
23039 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23041 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23044 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23045 negxf2. Macroize expander using X87MODEF mode iterator. Change
23046 predicates of op0 and op1 to register_operand.
23047 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23048 expander using X87MODEF mode iterator. Change predicates of
23049 op0 and op1 to register_operand.
23050 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23051 corresponding patterns and macroize using MODEF macro. Change
23052 predicates of op0 and op1 to register_operand and remove
23053 "m" constraint. Disparage "r" alternative with "!".
23054 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23055 macroize using X87MODEF macro. Change predicates of op0 and op1
23056 to register_operand and remove "m" constraint. Disparage "r"
23057 alternative with "!".
23058 (absneg splitter with memory operands): Remove.
23059 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23060 patterns and macroize using X87MODEF mode iterator.
23061 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23062 Change predicate of op1 to register_operand.
23063 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23064 for memory operands.
23066 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23068 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23070 2008-01-07 Richard Guenther <rguenther@suse.de>
23072 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23075 2008-01-07 Richard Guenther <rguenther@suse.de>
23077 PR tree-optimization/34683
23078 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23079 VOPs of the needed size to save memory. Use VEC_quick_push
23080 to save compile-time.
23081 (vdefs_to_vec): Likewise.
23083 2008-01-07 Sa Liu <saliu@de.ibm.com>
23085 * config/spu/spu.md (divdf3): Genetate inline code for double
23086 division. The implementation doesn't handle INF or NAN, therefore it
23087 only applies when -ffinite-math-only is given.
23089 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23092 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23093 * doc/cpp.texi ([Common Predefined Macros]): Document.
23095 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23097 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23098 order to use commutative addition instead of subtraction.
23100 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23101 Mircea Namolaru <namolaru@il.ibm.com>
23102 Vladimir Yanovsky <yanov@il.ibm.com>
23103 Revital Eres <eres@il.ibm.com>
23105 PR tree-optimization/34263
23106 * tree-outof-ssa.c (process_single_block_loop_latch,
23107 contains_tree_r): New functions.
23108 (analyze_edges_for_bb): Call process_single_block_loop_latch
23109 function to empty single-basic-block latch block if possible.
23111 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23113 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23115 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23117 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23119 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23121 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23123 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23125 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23127 PR tree-optimization/34618
23128 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23131 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23134 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23135 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23136 Update copyright year.
23138 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23139 Update copyright year.
23140 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23143 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23145 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23146 edge does not point to current bb before changing need_assert.
23148 2008-01-04 Richard Guenther <rguenther@suse.de>
23150 PR middle-end/34029
23151 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23152 for verifying purposes if they are is_gimple_min_invariant.
23154 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23156 PR tree-optimization/34448
23157 PR tree-optimization/34465
23158 * gimplify.c (gimplify_init_constructor): Add new parameter
23159 notify_temp_creation. Use it.
23160 (gimplify_modify_expr_rhs): Take volatiles into account when
23161 optimizing constructors.
23162 Do not optimize constructors if gimplify_init_constructor will dump to
23164 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23165 * gcc.c-torture/compile/pr34448.c: New.
23167 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23169 PR gcov-profile/34609
23170 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23171 return_slot if result is TREE_ADDRESSABLE.
23173 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23175 * config/mips/mips.md (sqrt_condition): Tweak comment.
23176 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23178 2008-01-03 Tom Tromey <tromey@redhat.com>
23181 * c-common.c (c_type_hash): Handle VLAs.
23183 2008-01-03 Jan Hubicka <jh@suse.cz>
23185 PR tree-optimization/31081
23186 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
23187 0 when inlining and not inlining to first basic block.
23188 (remap_decl): When var is initialized to 0, don't set default_def.
23189 (expand_call_inline): Set entry_bb.
23190 * tree-inline.h (copy_body_data): Add entry_bb.
23192 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23195 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
23198 PR tree-optimization/29484
23199 * tree-inline.c (inline_forbidden_p_2): New function.
23200 (inline_forbidden_p): Disallow inlining if some static var
23201 has an address of a local LABEL_DECL in its initializer.
23202 * doc/extend.texi (Labels as Values): Document &&foo behaviour
23205 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
23207 PR tree-optimization/34635
23208 * tree-data-ref.c (add_other_self_distances): Make sure that the
23209 evolution step is constant.
23211 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23213 PR middle-end/34608
23214 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
23216 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
23218 * tree-sra.c (scalarize_init): Insert the generate_element_init
23219 statements after the generate_element_zero statements.
23221 2008-01-02 Richard Guenther <rguenther@suse.de>
23223 PR middle-end/34093
23224 PR middle-end/31976
23225 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
23226 for very large number of operands instead of ICEing.
23228 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
23231 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
23232 while stack probing.
23234 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
23236 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
23239 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
23241 PR libmudflap/26442
23242 * tree-mudflap.c (mx_register_decls): Guard warning by
23243 !DECL_ARTIFICIAL check.
23245 2008-01-01 Jakub Jelinek <jakub@redhat.com>
23247 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
23248 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
23249 sse5_perm<mode>): Fix constraints.