1 2008-12-11 Jakub Jelinek <jakub@redhat.com>
4 * gimplify.c (gimplify_init_constructor): Don't force constructor
5 into memory if there is just one nonzero element.
7 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
9 Fix testsuite/gfortran.dg/graphite/id-4.f90.
10 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
13 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
15 * graphite.c (build_scops_1): Initialize open_scop.exit
18 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
19 Jan Sjodin <jan.sjodin@amd.com>
20 Harsha Jagasia <harsha.jagasia@amd.com>
32 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
33 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block): ...here.
34 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
35 * Makefile.in (graphite.o): Depend on value-prof.h.
36 (graphite.o-warn): Removed -Wno-error.
37 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
38 to be a NULL pointer. Call update_stmt. Return the newly created
39 cannonical induction variable.
41 * graphite.h (debug_rename_map): Declared. Fix some comments.
43 * graphite.c: Reimplement the code generation from graphite to gimple.
45 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
46 (get_old_iv_from_ssa_name): Removed.
47 (graphite_stmt_p): New.
48 (new_graphite_bb): Test for useful statements before building a
49 graphite statement for the basic block.
50 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
51 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
53 (recompute_all_dominators, graphite_verify,
54 nb_reductions_in_loop, graphite_loop_normal_form): New.
55 (scop_record_loop): Call graphite_loop_normal_form.
56 (build_scop_loop_nests): Iterate over all the blocks of the
57 function instead of relying on the incomplete information from
58 SCOP_BBS. Return the success of the operation.
59 (find_params_in_bb): Use the data from GBB_DATA_REFS.
60 (add_bb_domains): Removed.
61 (build_loop_iteration_domains): Don't call add_bb_domains.
62 Add the iteration domain only to the basic blocks that have been
63 translated to graphite.
64 (build_scop_conditions_1): Add constraints only if the basic
65 block have been translated to graphite.
66 (build_scop_data_accesses): Completely disabled until data
67 dependence is correctly implemented.
68 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
69 (remove_all_edges_1, remove_all_edges): Removed.
70 (get_new_name_from_old_name): New.
71 (graphite_rename_variables_in_stmt): Renamed
72 rename_variables_in_stmt. Call get_new_name_from_old_name.
73 Use replace_exp and update_stmt.
74 (is_old_iv): Renamed is_iv.
75 (expand_scalar_variables_stmt): Extra parameter for renaming map.
76 Use replace_exp and update_stmt.
77 (expand_scalar_variables_expr): Same. Use the map to get the
78 new names for the renaming of induction variables and for the
79 renaming of variables after a basic block has been copied.
80 (expand_scalar_variables): Same.
81 (graphite_rename_variables): Renamed rename_variables.
82 (move_phi_nodes): Removed.
83 (get_false_edge_from_guard_bb): New.
84 (build_iv_mapping): Do not insert the induction variable of a
85 loop in the renaming iv map if the basic block does not belong
87 (register_old_new_names, graphite_copy_stmts_from_block,
88 copy_bb_and_scalar_dependences): New.
89 (translate_clast): Heavily reimplemented: copy basic blocks,
90 do not move them. Finally, in call cleanup_tree_cfg in gloog.
91 At each translation step call graphite_verify ensuring the
92 consistency of the SSA, loops and dominators information.
93 (collect_virtual_phis, find_vdef_for_var_in_bb,
94 find_vdef_for_var_1, find_vdef_for_var,
95 patch_phis_for_virtual_defs): Removed huge hack.
96 (mark_old_loops, remove_dead_loops, skip_phi_defs,
97 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
98 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
99 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
100 if_region_get_condition_block, if_region_set_false_region,
101 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
102 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
103 sese_add_exit_phis_edge, sese_add_exit_phis_var,
104 rewrite_into_sese_closed_ssa): New.
105 (gloog): Remove dead code. Early return if code cannot be
106 generated. Call cleanup_tree_cfg once the scop has been code
108 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
109 block loops with less than two loops.
110 (graphite_apply_transformations): Remove the call to
111 scop_remove_ignoreable_gbbs.
112 (limit_scops): When build_scop_loop_nests fails, continue on next scop.
114 (graphite_transform_loops): Call recompute_all_dominators: force the
115 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
116 Call initialize_original_copy_tables and free_original_copy_tables
117 to be able to copy basic blocks during code generation.
118 When build_scop_loop_nests fails, continue on next scop.
119 (value_clast): New union.
120 (clast_to_gcc_expression): Fix type cast warning.
122 2008-12-10 Richard Guenther <rguenther@suse.de>
124 PR tree-optimization/36792
125 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
128 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
130 PR tree-optimization/36792
131 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal
134 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
137 * dwarf2out.c (saved_do_cfi_asm): New.
138 (dwarf2out_do_frame): Take it into account.
139 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
141 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
144 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
145 variables initialized from SRAed bit fields.
147 2008-12-10 Martin Guy <martinwguy@yahoo.it>
150 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
151 result will be in an FPU register.
153 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
157 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
158 on the associated SYMBOL_REF_DECL node, if any.
160 2008-12-09 David Daney <ddaney@caviumnetworks.com>
162 * config/mips/sync.md (sync_<optab>_12): Replace
163 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
164 (sync_old_<optab>_12): Remove third paramater to
165 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
166 with MIPS_SYNC_OLD_OP_12_AND.
167 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
168 with MIPS_SYNC_NEW_OP_12_AND.
169 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
170 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
171 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
172 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
173 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
174 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
175 MIPS_SYNC_NEW_OP_12_XOR.
176 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
177 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
178 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
179 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
180 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
181 to implement new __sync_nand semantics.
182 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
183 remove third parameter.
184 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
185 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
186 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
187 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
188 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
189 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
190 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
191 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
193 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
195 * graphite.c (graphite_transform_loops): Always call find_transform ()
196 in ENABLE_CHECKING. So we test these code paths, even if we do not
199 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
201 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
203 2008-12-09 Jakub Jelinek <jakub@redhat.com>
206 * function.h (struct function): Add always_inline_functions_inlined.
207 * ipa-inline.c (cgraph_early_inlining): Set it to true.
208 * tree-optimize.c (execute_fixup_cfg): Likewise.
209 * builtins.c (avoid_folding_inline_builtin): New function.
210 (fold_call_expr): Don't optimize always_inline builtins before
212 (fold_call_stmt): Likewise.
213 (fold_builtin_call_array): Likewise. Don't call
214 fold_builtin_varargs for BUILT_IN_MD builtins.
216 PR tree-optimization/37416
217 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
219 2008-12-09 Janis Johnson <janis187@us.ibm.com>
221 * doc/sourcebuild.texi (Test Directives): Fix formatting.
223 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
225 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
227 * doc/invoke.texi (-fira-region): Describe new option.
228 (-fira-algorithm): Change the values.
230 * ira-conflicts.c (build_conflict_bit_table,
231 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
232 (ira_build_conflicts): Use flag flag_ira_region instead of
233 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
234 base registers for allocnos crossing calls.
236 * flags.h (enum ira_algorithm): Redefine.
237 (enum ira_region): New.
238 (flag_ira_region): New.
240 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
241 instead of flag_ira_algorithm.
243 * toplev.c (flag_ira_algorithm): Change the initial value.
244 (flag_ira_region): New.
246 * ira-int.h (ira_reg_classes_intersect_p,
247 ira_reg_class_super_classes): New.
249 * ira-color.c (update_copy_costs): Use
250 ira_reg_classes_intersect_p. Use right class to find hard reg
252 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
253 (assign_hard_reg): Ditto. Pass additional argument to
254 update_conflict_hard_regno_costs. Do not uncoalesce for priority
256 (allocno_priorities, setup_allocno_priorities,
257 allocno_priority_compare_func): Move before color_allocnos.
258 (color_allocnos): Add priority coloring. Use flag flag_ira_region
259 instead of flag_ira_algorithm.
260 (move_spill_restore): Check classes of the same reg allocno from
262 (update_curr_costs): Use ira_reg_classes_intersect_p.
263 (ira_reassign_conflict_allocnos): Ditto.
265 * opts.c (decode_options): Always set up flag_ira. Set up
266 flag_ira_algorithm. Warn CB can not be used for architecture.
267 (common_handle_option): Modify code for -fira-algorithm. Add code
268 to process -fira-region.
270 * ira-lives.c (update_allocno_pressure_excess_length): Process
272 (set_allocno_live, clear_allocno_live, mark_reg_live,
273 mark_reg_dead, process_bb_node_lives): Ditto.
275 * ira-emit.c (ira_emit): Fix insn codes.
277 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
278 instead of flag_ira_algorithm.
279 (allocno_range_compare_func): Ignore classes for priority
281 (setup_min_max_conflict_allocno_ids): Ditto.
282 (ira_flattening): Use ira_reg_classes_intersect_p.
284 * genpreds.c (write_enum_constraint_num): Output
287 * common.opt (fira-algorithm): Modify.
290 * ira.c (setup_class_hard_regs): Initialize.
291 (setup_cover_and_important_classes): Modify code setting class
292 related info for priority coloring.
293 (setup_class_translate): Ditto.
294 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
295 (setup_reg_class_intersect_union): Rename to
296 setup_reg_class_relations. Add code for setting up new variables.
297 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
298 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
300 * ira-costs.c (common_classes): New.
301 (print_costs): Use flag flag_ira_region instead of
303 (find_allocno_class_costs): Ditto. Use common_classes. Translate
305 (ira_costs): Allocate/deallocate common_classes.
307 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
308 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
311 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
312 smallest_mode_for_size.
314 2008-12-10 Ben Elliston <bje@au.ibm.com>
316 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
318 2008-12-09 Jan Hubicka <jh@suse.cz>
320 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
322 2008-12-09 Jakub Jelinek <jakub@redhat.com>
324 PR tree-optimization/35468
325 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
328 2008-12-09 Richard Guenther <rguenther@suse.de>
330 PR tree-optimization/38445
331 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
333 (emit_alias_warning): Adjust.
335 2008-12-09 Andrew Haley <aph@redhat.com>
337 * fixed-value.c (do_fixed_add): Add comment.
338 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
339 * builtins.c (fold_builtin_sqrt): Likewise.
341 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
344 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
346 * calls.c (nitialize_argument_information): Add fntype argument
347 and use it for calls.promote_function_args.
348 (expand_call): Pass fntype to aggregate_value_p if no fndecl
349 available and pass additional fntype to
350 initialize_argument_information.
351 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
352 to get function abi type.
353 (init_cumulative_args): Use for abi kind detection fntype, when no
356 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
358 * config/s390/s390.md (movti, movdi_64, movdi_31,
359 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
360 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
362 (Integer->BLKmode splitter): Removed.
364 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
366 * config/alpha/alpha.c (alpha_set_memflags): Process memory
367 references in full insn sequence.
369 2008-12-09 Jason Merrill <jason@redhat.com>
371 * gimplify.c (gimplify_init_constructor): Revert to using < rather
372 than <= for sparseness test.
375 * gimplify.c (gimplify_init_constructor): Don't write out a static
376 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
379 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
382 Fix testsuite/gfortran.dg/graphite/id-3.f90.
383 * graphite.c (scopdet_basic_block_info): Fix bug that found some
384 regions more than once.
386 2008-12-09 Ben Elliston <bje@au.ibm.com>
388 * emutls.c (__emutls_get_address): Prototype.
389 (__emutls_register_common): Likewise.
391 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
393 2008-12-09 Ben Elliston <bje@au.ibm.com>
395 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
397 2008-12-08 Steve Ellcey <sje@cup.hp.com>
399 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
400 (nonlocal_goto_receiver): New instruction.
402 2008-12-08 Jakub Jelinek <jakub@redhat.com>
405 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
408 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
409 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
411 2008-12-08 Richard Henderson <rth@redhat.com>
414 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
415 (SET_TYPE_MODE): New.
416 * c-decl.c (parser_xref_tag): Use it.
417 (finish_enum): Likewise.
418 * tree.c (build_pointer_type_for_mode): Likewise.
419 (build_reference_type_for_mode, build_index_type): Likewise.
420 (build_range_type, make_vector_type): Likewise.
421 (build_common_tree_nodes_2): Likewise.
422 * stor-layout.c (compute_record_mode): Likewise.
423 (finalize_type_size, layout_type, make_fract_type): Likewise.
424 (make_accum_type, initialize_sizetypes): Likewise.
425 (vector_type_mode): New.
426 * function.c (allocate_struct_function): Call
427 invoke_set_current_function_hook before querying anything else.
429 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
431 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
433 * alias.c (find_base_term): Synch LO_SUM handling with what
434 find_base_value does.
436 2008-12-08 Andrew Haley <aph@redhat.com>
437 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
439 * gimple.h (gimple_build_try): Fix declaration.
441 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
442 * fixed-value.c (do_fixed_add): Likewise.
443 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
445 2008-12-08 Jakub Jelinek <jakub@redhat.com>
448 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
449 on parallel and task contexts.
451 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
453 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
455 2008-12-07 Richard Guenther <rguenther@suse.de>
457 PR tree-optimization/38405
458 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
459 not sign-extend truth values.
461 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
463 * tree-sra.c (scalarize_use): Create another temporary with the proper
464 type for signed types in the use_all && !is_output bitfield case.
466 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
468 PR rtl-optimization/36365
469 * df-core.c (df_worklist_dataflow_overeager): Remove.
470 (df_worklist_dataflow): Don't call it, use double-queue only.
471 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
473 2008-12-06 Jakub Jelinek <jakub@redhat.com>
476 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
477 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
479 2008-12-07 Ben Elliston <bje@au.ibm.com>
481 * gthr-single.h (__gthread_once): Adjust prototype to match all
482 other gthreads models.
484 2008-12-06 Jakub Jelinek <jakub@redhat.com>
486 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
487 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
490 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
491 operands to mult_type if it isn't narrower than op0's type.
493 2008-12-06 Jan Hubicka <jh@suse.cz>
494 Jakub Jelinek <jakub@redhat.com>
496 PR tree-optimization/38074
497 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
499 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
500 in both dirrection for first match heuristics.
501 (tree_bb_level_predictions): Disable noreturn heuristic when there
502 is no returning path.
504 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
506 PR rtl-optimization/38272
507 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
510 2008-12-05 Jakub Jelinek <jakub@redhat.com>
513 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
514 (pp_c_expression): Likewise.
516 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
519 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
521 2008-12-05 Jakub Jelinek <jakub@redhat.com>
524 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
525 arguments to HOST_WIDE_INT. If type has different signedness
526 than unsignedp or different precision from bitsize, create
527 the right type for BIT_FIELD_REF and cast to type.
528 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
531 2008-03-05 Richard Guenther <rguenther@suse.de>
533 * fold-const.c (fold_truthop): Remove code generating
534 BIT_FIELD_REFs of structure bases.
535 (fold_binary): Likewise.
536 (make_bit_field_ref): Remove.
537 (optimize_bit_field_compare): Remove.
538 (all_ones_mask_p): Remove.
540 2008-12-05 Jakub Jelinek <jakub@redhat.com>
542 * tree-sra.c (sra_explode_bitfield_assignment): Always
543 call unsigned_type_for, if the precision is higher than
544 needed, call build_nonstandard_integer_type.
547 * function.c (assign_parm_find_stack_rtl): If promoted_mode
548 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
552 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
553 only if internal_arg_pointer is a non-virtual pseudo.
555 2008-12-05 Joseph Myers <joseph@codesourcery.com>
557 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
558 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
559 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
561 2008-12-05 Jakub Jelinek <jakub@redhat.com>
563 PR tree-optimization/37716
564 * gimplify.c (gimplify_expr): Allow COND_EXPR if
565 gimplify_ctxp->allow_rhs_cond_expr.
567 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
569 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
570 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
572 (alpha_emit_conditional_branch): Do not generate direct branch
573 for UNORDERED comparisons.
575 2008-12-05 Andreas Schwab <schwab@suse.de>
577 * config/rs6000/linux-unwind.h (frob_update_context): Check for
580 2008-12-05 Jakub Jelinek <jakub@redhat.com>
583 * fold-const.c (fold_checksum_tree): Change buf type to union
586 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
589 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
591 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
593 2008-12-05 Ben Elliston <bje@au.ibm.com>
595 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
597 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
599 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
600 Gary Funck <gary@intrepid.com>
602 * cse.c (lookup_as_function): Delete mode frobbing code.
603 (equiv_constant): Re-implement it there for SUBREGs.
605 2008-12-04 Richard Guenther <rguenther@suse.de>
608 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
609 (tree-ssa-structalias.o): Remove errors.h dependency.
610 (tree-ssa-reassoc.o): Likewise.
611 * tree-ssa-reassoc.c: Do not include errors.h.
612 * tree-ssa-alias-warnings.c: Remove.
613 * tree-ssa-alias.c (compute_may_aliases): Remove call to
614 strict_aliasing_warning_backend.
615 * tree-ssa-structalias.c (emit_pointer_definition): New function.
616 (emit_alias_warning): Likewise.
617 (set_uids_in_ptset): Warn for clear cases of type-punning.
618 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
621 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
623 * cse.c (equiv_constant): Fix pasto.
625 2008-12-04 Nick Clifton <nickc@redhat.com>
627 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
628 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
629 formatting of quotes.
631 2008-12-04 Jakub Jelinek <jakub@redhat.com>
634 * fold-const.c (fold_checksum_tree): Allow modification of
637 2008-12-03 Jakub Jelinek <jakub@redhat.com>
640 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
641 have the right number of arguments.
643 2008-12-03 Richard Guenther <rguenther@suse.de>
646 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
649 2008-12-03 Tomas Bily <tbily@suse.cz>
652 * tree-loop-distribution.c (build_size_arg): New function.
653 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
654 Reorganized generating of stmts.
655 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
656 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
657 Indicate if analysis succeed.
658 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
659 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
660 Uses new definition of dr_analyze_innermost.
662 2008-12-03 Ben Elliston <bje@au.ibm.com>
664 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
666 2008-12-03 Jakub Jelinek <jakub@redhat.com>
668 PR tree-optimization/37716
669 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
670 all the needed operations as trees and gimplify_assign it to dst.
673 * configure.ac (gcc_cv_readelf): Look for readelf.
674 (gcc_cv_as_cfi_advance_working): Check for working
675 cfi advances with code alignment factor > 1.
676 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
678 * configure: Regenerated.
680 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
681 Jakub Jelinek <jakub@redhat.com>
682 Andrew Pinski <andrew_pinski@playstation.sony.com>
684 PR rtl-optimization/38281
685 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
686 set it to NULL_RTX afterwards.
688 * emit-rtl.c (set_insn_deleted): Fix formatting.
690 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
692 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
694 * config/mips/mips.md (IMOVE32): New mode iterator.
695 (movsi): Generalize with IMOVE32.
696 (*movsi_internal): Likewise.
697 (*mov<mode>_mips16): Likewise.
700 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
701 Maxim Kuvyrkov <maxim@codesourcery.com>
703 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
704 PC-relative addressing when compiling for uclinux PIC.
705 (__cmpdf_internal, __cmpsf_internal): Hide.
706 (__cmpdf, __cmpsf): Use PIC call sequence.
708 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
709 Jack Howarth <howarth@bromo.med.uc.edu>
711 * config/i386/t-darwin64: Add m32 multilib support.
713 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
715 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
717 2008-12-02 Jakub Jelinek <jakub@redhat.com>
720 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
721 before using it in POINTER_PLUS_EXPR.
723 2008-12-02 Richard Guenther <rguenther@suse.de>
725 PR tree-optimization/38359
726 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
729 2008-12-02 Martin Jambor <mjambor@suse.cz>
732 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
734 (forward_propagate_addr_into_variable_array_index): Check that the
735 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
736 than the gimple code directly.
738 2008-12-02 Ben Elliston <bje@au.ibm.com>
740 * config/spu/float_disf.c (__floatdisf): Prototype.
741 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
742 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
743 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
745 2008-12-02 DJ Delorie <dj@redhat.com>
747 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
748 (DWARF_CIE_DATA_ALIGNMENT): Define.
750 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
751 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
752 (xstormy16_expand_prologue): Likewise.
753 (xstormy16_expand_builtin_va_start): Likewise.
754 (xstormy16_gimplify_va_arg_expr): Likewise.
756 2008-12-02 Jakub Jelinek <jakub@redhat.com>
759 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
760 potentially returned from folding memcpy.
761 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
762 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
764 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
767 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
768 decoration of function RTL names here on Ada language.
770 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
772 PR rtl-optimization/38280
773 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
774 ira_rebuild_regno_allocno_list): New functions.
775 (regno_allocnos): New static variable.
776 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
777 Call ira_rebuild_regno_allocno_list.
779 2008-12-01 David Daney <ddaney@caviumnetworks.com>
780 Adam Nemet <anemet@caviumnetworks.com>
782 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
783 LINUX_DRIVER_SELF_SPECS.
785 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
787 PR rtl-optimization/37514
788 * reload1.c (reload_as_needed): Invalidate reg_last_reload
791 2008-12-01 Jakub Jelinek <jakub@redhat.com>
794 * c-omp.c (c_finish_omp_for): Only transform pointer
795 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
797 PR rtl-optimization/38245
798 * tree-vrp.c (abs_extent_range): New function.
799 (extract_range_from_binary_expr): Compute range
800 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
801 or includes zero or if vr1 is VR_RANGE and op0 has some
804 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
807 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
808 case by calculating ~(new_reg & val) instead of (~new_reg & val).
809 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
810 to (not:I48MODE (and:I48MODE (...))).
811 (sync_old_nand<mode>): Ditto.
812 (sync_new_nand<mode>): Ditto.
814 2008-12-01 Nick Clifton <nickc@redhat.com>
816 * config/stormy16/stormy16.md (CARRY_REG): New constant.
817 Replace uses of the "y" register class with direct references to
818 the CARRY_REG register.
819 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
820 register with clobbers of the carry register.
821 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
822 (xstormy16_split_cbranch): Remove redundant carry parameter.
823 (xstormy16_expand_arith): Likewise.
824 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
825 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
826 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
827 (CARRY_REGNUM): Define.
828 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
830 (xstormy16_expand_arith): Likewise.
832 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
834 * config/score/score.h (IRA_COVER_CLASSES): Define.
836 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
839 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
840 (divsi3_sp32): Add new alternative with 'K' for operand #2.
841 (cmp_sdiv_cc_set): Factor common string.
842 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
844 (cmp_udiv_cc_set): Factor common string.
846 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
849 * varasm.c (emutls_finish): Fix common registration.
851 2008-11-29 Jakub Jelinek <jakub@redhat.com>
854 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
856 2008-11-29 David Edelsohn <edelsohn@gnu.org>
858 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
859 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
860 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
861 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
862 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
863 Ignore sub-word case for now.
864 (sync_nand<mode>_internal): Represent NAND in RTL.
865 (sync_old_nand<mode): Same.
866 (sync_old_name<mode>_internal): Same.
867 (sync_new_nand<mode>): Same.
868 (sync_new_nand<mode>_internal): Same.
869 (sync_boolcshort_internal): Expect NAND.
871 2008-11-28 Richard Guenther <rguenther@suse.de>
873 PR tree-optimization/37955
874 PR tree-optimization/37742
875 * tree-vect-transform.c (vectorizable_store): Remove assert for
877 (vectorizable_load): Likewise.
879 2008-11-27 Richard Guenther <rguenther@suse.de>
881 * tree-ssa-structalias.c (intra_create_variable_infos): Make
882 a constraint for the static chain parameter.
884 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
886 * config/bfin/bfin.opt (micplb): New option.
887 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
888 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
889 ENABLE_WA_INDIRECT_CALLS): New macros.
890 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
892 (indirect_call_p): New function.
893 (workaround_speculation): Handle anomaly 05-00-0426 when
894 ENABLE_WA_INDIRECT_CALLS is true.
895 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
896 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
897 * doc/invoke.texi (Blackfin Options): Document -micplb.
899 2008-11-26 DJ Delorie <dj@redhat.com>
901 * config/m32c/mov.md ("extendhipsi2"): New.
903 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
905 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
906 * config/m32c/mov.md (zero_extendqihi2): Likewise.
908 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
910 * config/mips/mips.md (clear_hazard): Rename to
911 clear_hazard_<mode>. Use mode-specific addition.
912 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
913 or gen_clear_hazard_di depending on the size of Pmode.
915 2008-11-26 DJ Delorie <dj@redhat.com>
917 * configure.ac: Test m32c-elf-gas for .loc.
918 * configure: Likewise.
920 2008-11-26 Janis Johnson <janis187@us.ibm.com>
923 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
926 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
928 * config/i386/sync.md (memory_barrier_nosse): Disable also for
929 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
930 (memory_barrier): Do not generate memory_barrier_nosse instruction
932 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
934 2008-11-26 Fredrik Unger <fred@tree.se>
936 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
937 function name from __floatundisf.
938 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
941 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
942 Richard Guenther <rguenther@suse.de>
944 PR tree-optimization/37869
945 * tree-ssa-structalias.c (struct constraint_graph): Remove
946 pt_used and number_incoming members.
947 (build_pred_graph): Do not allocate them.
948 (condense_visit): Do not use them.
949 (label_visit): Likewise.
950 (free_var_substitution_info): Do not free them.
952 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
954 * doc/invoke.texi (ira-max-loops-num): Change semantics.
956 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
958 * ira-color.c (allocno_spill_priority): New function.
959 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
960 Print more info about the spilled allocno.
961 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
964 * ira-build.c (loop_node_to_be_removed_p): Remove.
965 (loop_compare_func, mark_loops_for_removal): New functions.
966 (remove_uneccesary_loop_nodes_from_loop_t): Use member
968 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
970 * ira.c (ira): Don't change flag_ira_algorithm.
972 * params.def (ira-max-loops-num): Change the value.
974 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
976 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
977 Disable unsupported alternative for ColdFire,
978 add new alternative that ColdFire can handle.
980 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
982 * regrename.c (merge_overlapping_regs): Add registers artificially
983 defined at the top of the basic block to the set of live ones just
984 before the first insn.
986 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
987 Joey Ye <joey.ye@intel.com>
990 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
991 false if we need to align the outgoing stack.
992 (ix86_update_stack_boundary): Check parm_stack_boundary.
994 2008-11-25 Richard Guenther <rguenther@suse.de>
998 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
999 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1000 in favor of dereferenced_ptrs.
1001 (init_alias_info): Adjust.
1002 (delete_alias_info): Likewise.
1003 (compute_flow_insensitive_aliasing): Properly
1004 include all aliased variables.
1005 (update_alias_info_1): Use dereferenced_ptrs.
1006 (setup_pointers_and_addressables): Likewise.
1007 (get_smt_for): Honor ref-all pointers and pointers with known alias
1009 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1011 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1014 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1015 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1017 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1019 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1021 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1023 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1025 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1028 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1029 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1031 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1033 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1034 UNSPECV_CMPXCHG_[12].
1035 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1036 UNSPECV_CMPXCHG_[12].
1039 * config/i386/sync.md (memory_barrier): New expander.
1041 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1044 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1046 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1048 * pa.c (function_arg): Revert 2008-10-26 change.
1050 2008-11-23 Helge Deller <deller@gmx.de>
1052 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1053 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1054 succeeded and lws_ret is not equal to oldval.
1056 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1058 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1060 2008-11-22 Andreas Schwab <schwab@suse.de>
1062 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1065 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1067 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1068 Use constant 1 as the operand.
1069 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1070 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1071 gen_rdhwr_synci_step_di depending on the size of Pmode.
1073 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1076 * config/i386/i386.md (SWI248): New mode iterator.
1077 (SWI32): Remove mode iterator.
1078 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1079 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1080 iterator. Generate popcnt mnemonic without mode extensions
1081 for Darwin x86 targets.
1082 (*popcount<mode>2_cmp): Ditto.
1083 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1084 extensions for Darwin x86 targets.
1086 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1088 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1089 only if HAVE_AS_SPARC_UA_PCREL is defined.
1091 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1093 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1094 allocno_costs value of the classees with the lowest total_costs
1095 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1096 (setup_allocno_cover_class_and_costs): ...rather than here.
1097 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1100 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1103 * builtins.c (expand_builtin_apply_args): Emit sequence before
1104 parm_birth_insn instead of after entry_of_function's first insn.
1107 * function.c (assign_parm_remove_parallels): Pass
1108 data->passed_type as third argument to emit_group_store.
1111 * final.c (mark_symbol_refs_as_used): New function.
1112 * output.h (mark_symbol_refs_as_used): New prototype.
1113 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1114 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1115 * config/arm/arm.md (consttable_4): Likewise.
1118 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1120 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1123 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1124 propagate x = &a into *x = b if conversion from b to a's type is
1127 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1129 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1130 for the liveness computation of the new insn.
1132 2008-11-21 DJ Delorie <dj@redhat.com>
1134 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1135 Moves to/from below100 space (W) can only use r0-r7.
1137 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1140 * doc/invoke.texi (Optimization Options): Fix typo.
1142 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1143 Xuepeng Guo <xuepeng.guo@intel.com>
1145 * config.gcc (extra_headers): For x86 and x86-64, remove
1146 gmmintrin.h, add immintrin.h and avxintrin.h.
1148 * config/i386/gmmintrin.h: Renamed to ...
1149 * config/i386/avxintrin.h: This. Issue an error if
1150 _IMMINTRIN_H_INCLUDED is undedined.
1152 * config/i386/immintrin.h: New.
1154 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1157 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1158 mode of PLUS, not mode of the eliminated register.
1160 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1162 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1163 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1164 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1165 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1166 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1167 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1168 (*nand<mode>3): Rename to *andnot<mode>3.
1169 (*nandtf3): rename to *andnottf3.
1170 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1171 Use CODE_FOR_mmx_andnotv2si3.
1172 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1173 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1174 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1175 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1176 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1178 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1181 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1182 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1183 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1184 to (not:IMODE (and:IMODE (...))).
1185 (sync_old_nand<mode>): Ditto.
1186 (sync_new_nand<mode>): Ditto.
1188 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1190 * config/arm/thumb2.md (thumb2_casesi_internal,
1191 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1193 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1195 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1196 nand to the changed 4.4 semantic.
1198 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1201 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1202 (fold_builtin_memory_op): Handle even the case where just one
1203 of src and dest is an address of a var decl component, using
1204 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1205 and readonly_data_expr src check.
1206 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1209 PR rtl-optimization/36998
1210 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1211 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1212 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1213 stack_adjust_offset callers.
1214 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1216 (compute_barrier_args_size): Handle insns in annulled branches
1219 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1222 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1223 Handle cases when integer argument crosses argument register boundary.
1225 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1228 * config.gcc (i[34567]86-*-solaris2*): Don't include
1229 i386/t-crtstuff here.
1230 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1231 * config/i386/t-sol2: Move to libgcc/config/i386.
1233 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1236 * tlink.c: Include "libiberty.h".
1237 (initial_cwd): Change type into char *.
1238 (tlink_init): Call getpwd instead of getcwd.
1240 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1242 PR rtl-optimization/32283
1243 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1244 of the induction variable to decide whether it may wrap.
1245 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1246 initialization of the bound before the loop.
1247 * simplify-rtx.c (simplify_binary_operation_1): Add two
1248 simplifications regarding AND.
1249 (simplify_plus_minus): Only fail if no simplification is possible.
1250 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1252 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1255 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1256 checking until GIMPLE lowering.
1257 * gimple-low.c (check_call_args): New function.
1258 (lower_stmt) <case GIMPLE_CALL>: Call it.
1260 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1262 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1263 with the same type as the first operand of the AND expression.
1265 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1268 * ira-int.h (struct ira_loop_tree_node): New member
1269 entered_from_non_parent_p.
1271 * ira-color.c (print_loop_title): Print loop bbs.
1273 * ira-emit.c (entered_from_non_parent_p,
1274 setup_entered_from_non_parent_p): New functions.
1275 (not_modified_p): Rename to store_can_be_removed_p. Check there
1277 (generate_edge_moves): Use store_can_be_removed_p instead of
1279 (ira_emit): Call setup_entered_from_non_parent_p.
1281 * ira-build.c (copy_info_to_removed_store_destinations):
1282 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1283 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1284 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1285 update all accumulated attributes.
1287 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1290 * ira-int.h (ira_copy_allocno_live_range_list,
1291 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1292 ira_finish_allocno_live_range_list): New prototypes.
1293 (ira_allocno_live_ranges_intersect_p,
1294 ira_pseudo_live_ranges_intersect_p): Remove.
1296 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1297 ira_pseudo_live_ranges_intersect_p): Rename to
1298 allocnos_have_intersected_live_ranges_p and
1299 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1301 * ira-color.c: ... here
1302 (coalesced_allocno_conflict_p): Use
1303 allocnos_have_intersected_live_ranges_p.
1304 (coalesced_allocnos_living_at_program_points,
1305 coalesced_allocnos_live_at_points_p,
1306 set_coalesced_allocnos_live_points): Remove.
1307 (slot_coalesced_allocnos_live_ranges,
1308 slot_coalesced_allocno_live_ranges_intersect_p,
1309 setup_slot_coalesced_allocno_live_ranges): New.
1310 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1311 (ira_sort_regnos_for_alter_reg): Use
1312 allocnos_have_intersected_live_ranges_p.
1313 (ira_reuse_stack_slot): Use
1314 pseudos_have_intersected_live_ranges_p.
1316 * global.c (pseudo_for_reload_consideration_p): Check
1317 flag_ira_share_spill_slots too.
1319 * ira-build.c (copy_allocno_live_range_list): Rename to
1320 ira_copy_allocno_live_range_list. Make it external.
1321 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1323 (ira_allocno_live_ranges_intersect_p): New.
1324 (ira_finish_allocno_live_range_list): New.
1325 (finish_allocno): Use it.
1326 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1327 (copy_info_to_removed_store_destinations): Ditto. Use
1328 ira_copy_allocno_live_range_list.
1329 (ira_flattening): Use ira_merge_allocno_live_ranges.
1331 * ira.c (too_high_register_pressure_p): New function.
1332 (ira): Switch off sharing spill slots if the pressure is too high.
1334 2008-11-19 Richard Guenther <rguenther@suse.de>
1336 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1337 non-sizetype offsets if their precision matches that of the pointer.
1338 * expr.c (expand_expr_real_1): Always sign-extend the offset
1339 operand of a POINTER_PLUS_EXPR.
1341 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1343 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1344 (mips-sgi-irix[56]*): No need to use fixproto.
1346 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1347 Paul Brook <paul@codesourcery.com>
1349 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1352 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1354 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1356 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1359 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1360 (separate_decls_in_region): Create shared struct even when there
1361 are only reductions.
1363 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1365 * config/picochip/picochip.c (headers): Remove an unnecessary
1368 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1371 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1372 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1374 * config/m68k/m68k.md: Adjust all conditional branches that use the
1375 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1377 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1380 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1381 is a register or zero operand in the correct mode before generating
1382 mtch1 insn or a register operand in the correct mode before generating
1384 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1386 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1388 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1389 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1390 mipsisa*-*-elf*. Handle mipsisa64r2*.
1391 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1392 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1394 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1395 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1397 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1398 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1399 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1402 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1405 * config/i386/i386.md (allocate_stack_worker_32,
1406 allocate_stack_worker_64): Don't use match_dup between input and
1408 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1409 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1411 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1413 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1414 is forced when trying to do a symbol link for it.
1416 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1418 * expmed.c (extract_bit_field_1): Also use a temporary and
1419 convert_extracted_bit_field when the conversion from ext_mode to
1420 the target mode requires explicit truncation.
1422 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1424 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1426 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1427 registers when not optimizing.
1429 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1431 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1432 and its associated define_split. Expose the all-d alternative
1433 to the register allocator, but mark it with "?". Mark the first
1434 alternative with "*?*?".
1435 (*mul_sub_si): Likewise.
1436 (*mul_acc_si_r3900): New pattern.
1438 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1441 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1442 propagating x = &a into *x = b, add a cast if not useless
1443 type conversion or don't optimize if another stmt would be
1446 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1449 * optabs.c (expand_sync_operation): Properly handle NAND case
1450 by calculating ~(t1 & val) instead of (~t1 & val).
1451 * builtins.c (expand_builtin_sync_operation): Warn for changed
1452 semantics in NAND builtins.
1453 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1455 * doc/invoke.texi (Warning options): Add Wsync-nand.
1456 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1457 __sync_fetch_and_nand builtin operation in the example. Add a note
1458 about changed semantics in GCC 4.4.
1459 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1460 operation in the example. Add a note about changed semantics in
1463 2008-11-16 Jan Hubicka <jh@suse.cz>
1465 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1468 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1470 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1473 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1476 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1477 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1479 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1480 rather than call_really_used_regs when handling $gp.
1482 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1485 * config/mips/mips.c (machine_function): Update the comment
1486 above global_pointer.
1487 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1488 that a function doesn't need a global pointer.
1489 (mips_current_loadgp_style): Update accordingly.
1490 (mips_restore_gp): Likewise.
1491 (mips_output_cplocal): Likewise.
1492 (mips_expand_prologue): Likewise.
1494 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1496 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1497 parameter. Use DImode for computing the number of registers.
1498 (function_arg): Adjust for above change.
1499 (function_value): Likewise.
1501 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1503 PR tree-optimization/37950
1504 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1505 not computed for the current function.
1507 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1510 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1511 gpr and other COMPONENT_REFs.
1513 2008-11-15 Richard Guenther <rguenther@suse.de>
1515 PR tree-optimization/38051
1516 * tree-ssa-alias.c (update_alias_info_1): Manually find
1519 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1521 * doc/invoke.texi (-mfix-r10000): Document.
1522 * config/mips/mips.opt (mfix-r10000): New option.
1523 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1524 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1525 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1526 (MIPS_SYNC_OP): Likewise.
1527 (MIPS_SYNC_OP_12): Likewise.
1528 (MIPS_SYNC_OLD_OP_12): Likewise.
1529 (MIPS_SYNC_NEW_OP_12): Likewise.
1530 (MIPS_SYNC_OLD_OP): Likewise.
1531 (MIPS_SYNC_NAND): Likewise.
1532 (MIPS_SYNC_OLD_NAND): Likewise.
1533 (MIPS_SYNC_EXCHANGE): Likewise.
1534 (MIPS_SYNC_EXCHANGE_12): Likewise.
1535 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1537 (MIPS_SYNC_NEW_NAND): Likewise.
1538 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1539 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1540 (mips_output_sync_loop): New function.
1541 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1542 Make -mfix-r10000 require branch-likely instructions.
1543 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1544 mips_output_sync_loop.
1545 (compare_and_swap_12): Likewise.
1546 (sync_add<mode>): Likewise.
1547 (sync_<optab>_12): Likewise.
1548 (sync_old_<optab>_12): Likewise.
1549 (sync_new_<optab>_12): Likewise.
1550 (sync_nand_12): Likewise.
1551 (sync_old_nand_12): Likewise.
1552 (sync_new_nand_12): Likewise.
1553 (sync_sub<mode>): Likewise.
1554 (sync_old_add<mode>): Likewise.
1555 (sync_old_sub<mode>): Likewise.
1556 (sync_new_add<mode>): Likewise.
1557 (sync_new_sub<mode>): Likewise.
1558 (sync_<optab><mode>): Likewise.
1559 (sync_old_<optab><mode>): Likewise.
1560 (sync_new_<optab><mode>): Likewise.
1561 (sync_nand<mode>): Likewise.
1562 (sync_old_nand<mode>): Likewise.
1563 (sync_new_nand<mode>): Likewise.
1564 (sync_lock_test_and_set<mode>): Likewise.
1565 (test_and_set_12): Likewise.
1567 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1569 * gcc.c (cc1_options): Fix comment.
1571 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1574 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1575 argtype instead of result_type.
1577 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1579 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1580 subloop_next/next and subloops/childen fields.
1582 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1584 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1585 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1586 (LOCAL_INCLUDE_DIR): Undefine.
1587 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1589 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1591 PR rtl-optimization/37397
1592 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1593 (ALLOCNO_BAD_SPILL_P): New macro.
1595 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1597 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1598 (create_cap_allocno, propagate_allocno_info,
1599 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1600 (update_bad_spill_attribute): New function.
1601 (ira_build): Call it.
1603 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1605 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1607 PR tree-optimization/38104
1608 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1609 before calling mark_symbols_for_renaming, not after it.
1611 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1613 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1614 (OVERRIDE_OPTIONS): Likewise.
1616 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1617 Andrew Stubbs <ams@codesourcery.com>
1618 Gunnar Von Boehn <gunnar@genesi-usa.com>
1621 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1622 the shorter LEA insn over ADD.L where possible.
1624 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1626 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1627 systems, which are assumend to always provide SSP-support in glibc.
1628 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1630 * configure: Regenerate.
1632 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1635 * function.c (gimplify_parameters): For callee copies parameters,
1636 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1638 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1641 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1642 x86 parts into the `i[34567]86-*-linux*' and parts that are
1643 independent of the processor architecture into the `*-*-linux*' cases.
1644 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1645 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1646 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1647 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1648 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1649 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1650 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1652 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1654 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1655 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1656 (ls2_idiv): Likewise idiv3.
1657 (ls2_prefetch): New reservation.
1658 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1659 * config/mips/mips.md (type): Add imul3nc and idiv3.
1660 (length): Handle idiv3.
1661 (any_mod): New code_iterator.
1662 (u): Handle MOD and UMOD.
1663 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1664 (prefetch): Handle TARGET_LOONGSON_2EF.
1666 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1669 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1670 (prune_unused_types_walk): Call it for non-perennial local classes.
1671 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1672 entry, just set it to 2 and recurse on children, don't walk attributes
1675 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1677 * c-common.c (warn_about_parentheses): Add missing whitespace
1680 2008-11-13 Paul Brook <paul@codesourcery.com>
1682 * doc/invoke.texi: Document --fix-cortex-m3.
1683 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1684 Cortex-M3 cpu is selected.
1685 (output_move_double): Avoid overlapping base register and first
1686 destination register when fix_cm3_ldrd.
1687 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1689 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1692 * gimple.h (gimple_range_check_failed): Remove prototype.
1693 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1695 (gimple_range_check_failed): Removed.
1697 2008-11-13 Andrew Haley <aph@redhat.com>
1700 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1703 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1707 2007-05-07 Mike Stump <mrs@apple.com>
1708 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1709 also checks for and while statements in C++.
1711 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1714 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1715 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1716 - which clones are reachable - as "abstract and needed".
1717 * cgraph.c (cgraph_release_function_body): If a node is
1718 "abstract and needed", do not release its DECL_INITIAL() content
1719 that will be needed to emit debug info.
1721 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1724 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1725 to set HAVE_GETIPINFO.
1726 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1727 * configure: Regenerate.
1728 * config.in: Regenerate.
1730 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1733 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1735 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1738 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1739 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1741 2008-11-12 Jason Merrill <jason@redhat.com>
1744 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1747 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1749 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1750 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1752 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1753 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1755 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1757 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1758 packed-stack special handling.
1759 (FRAME_ADDR_RTX): Add definition.
1761 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1764 * fold-const.c (native_encode_string): New function.
1765 (native_encode_expr): Use it for STRING_CST.
1767 2008-11-12 DJ Delorie <dj@redhat.com>
1769 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1770 insns if the intermediate value will be used later.
1772 2008-11-12 Andreas Schwab <schwab@suse.de>
1774 * config/m68k/m68k.c (print_operand): Mask off extra extension
1775 bits when writing out the representation of real values.
1777 2008-11-12 Ira Rosen <irar@il.ibm.com>
1779 PR tree-optimization/38079
1780 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1783 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1786 * c-pretty-print.c (pp_c_complex_expr): New function.
1787 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1790 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1791 than INNER and INNER is a constant, forcibly align INNER as much
1794 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1796 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1798 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1800 PR rtl-optimization/37363
1801 * simplify-rtx.c (simplify_plus_minus): Don't create
1802 (const (minus ...)) expresisons.
1804 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1806 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1809 2008-11-10 Catherine Moore <clm@codesourcery.com>
1811 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1813 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1814 (BASE_DRIVER_SELF_SPECS): Remove.
1815 (DRIVER_SELF_SPECS): New definition.
1816 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1817 BASE_DRIVER_SELF_SPECS.
1818 * config/mips/sde.h: Likewise.
1819 * config/mips/iris6.h: Likewise.
1820 * config/mips/vr.h: Likewise.
1821 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1823 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1825 PR rtl-optimizations/37948
1826 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1827 (ira_create_copy, ira_add_allocno_copy): New parameter.
1829 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1830 to ira_add_allocno_copy.
1831 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1832 parameter to process_regs_for_copy.
1833 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1834 Fix typo in passing second allocno to ira_add_allocno_copy.
1836 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1837 coalesced allocnos list.
1838 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1840 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1841 (add_ira_allocno_to_ordered_bucket): Rename to
1842 add_allocno_to_ordered_bucket.
1843 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1844 head of coalesced allocnos list.
1845 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1846 Check that it is aready calculated.
1847 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1848 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1850 (coalesce_allocnos): Do extended coalescing too.
1852 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1853 parameter to ira_add_allocno_copy.
1855 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1857 (print_copy): Print copy origination too.
1859 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1862 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1864 PR rtl-optimization/37514
1865 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1866 flag_ira_share_spill_slots to 2 if it's already non-zero.
1867 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1868 flag_ira_share_spill_slots is 2.
1870 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1872 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1873 (prologue_enter_32): Set FB to SP - 4.
1875 2008-11-10 DJ Delorie <dj@redhat.com>
1877 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1878 constraint for single-bit-clear in lower byte of HI constant, vs
1879 Imb which just ignores the upper byte.
1880 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1881 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1882 (iorhi3_16): Check for single bit set, not single bit clear.
1884 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1886 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1888 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1890 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1892 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1893 values living in memory and use more precise alignment information.
1895 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1898 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1899 after __mf_check call if the call must end a bb.
1901 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1905 * combine.c (force_to_mode): Do not process vector types.
1907 * rtlanal.c (nonzero_bits1): Do not process vector types.
1908 (num_sign_bit_copies1): Likewise.
1910 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1912 * config/i386/gnu.h: Add copyright and licensing header.
1913 * config/gnu.h: Likewise.
1915 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1917 * fwprop.c (fwprop_done): Call df_remove_problem.
1919 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1922 * tree-scalar-evolution.c (instantiate_scev_1): Return
1923 chrec_dont_know for VL_EXP_CLASS_P.
1925 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1927 * reg-stack.c (reg_to_stack): Add missing braces in memset
1930 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1932 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1933 (NO_PROFILE_COUNTERS): New define.
1935 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1938 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1940 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1943 * config/sparc/constraints.md (D): New.
1944 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1945 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1947 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1948 Use the 'D' constraint in addition to 'F' in some alternatives.
1949 (DF splitter): Generalize for V64mode.
1950 * doc/md.texi (SPARC): Document the 'D' constraint.
1952 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1954 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1956 2008-11-06 Ben Elliston <bje@au.ibm.com>
1958 * gcc.c: Remove ancient comment about a bug in Sun cc.
1960 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1962 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1964 2008-11-06 Ben Elliston <bje@au.ibm.com>
1966 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1968 2008-11-06 Ben Elliston <bje@au.ibm.com>
1970 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1973 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1976 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1979 2008-11-05 Martin Jambor <mjambor@suse.cz>
1982 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1983 pointer arithmetics into array_ref if the array is accessed
1984 through an indirect_ref.
1986 2008-11-05 Richard Guenther <rguenther@suse.de>
1989 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1990 qualified pointer conversion before stripping qualifiers.
1991 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1992 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1993 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1996 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1997 properly canonicalize binary ops.
1998 (forward_propagate_addr_expr_1): Use
1999 may_propagate_address_into_dereference.
2001 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2004 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2005 Initialize uninitialized input registers with a NaN.
2007 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2011 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2013 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2017 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2018 exits and conditions.
2019 * testsuite/gcc.dg/graphite/pr37943.c: New.
2021 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2022 Andrew Pinski <andrew_pinski@playstation.sony.com>
2025 * c-common.c (warn_for_sign_compare): For complex result_type
2026 use component's type.
2028 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2030 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2032 * print-tree.c (print_node): Don't print DECL_INITIAL
2036 * c-common.c (parse_optimize_options): Save and restore
2037 flag_strict_aliasing around decode_options call.
2039 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2041 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2042 (host_detect_local_cpu): Use it instead of casted strings to
2043 compare vendor signatures.
2045 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2048 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2049 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2051 2008-11-03 Catherine Moore <clm@codesourcery.com>
2053 * config/mips.c (mips_conditional_register_usage): Handle the
2054 DSP control register.
2055 * doc/extend.texi: Document the DSP control register.
2057 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2058 Jakub Jelinek <jakub@redhat.com>
2060 * omp-low.c (expand_omp_for_generic): If iter_type has different
2061 precision than type and type is a pointer type, cast n1 and n2
2062 first to an integer type with the same precision as pointers
2063 and only afterwards to iter_type.
2065 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2067 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2068 (UNSPEC_GOTSYM_OFF): New unspec.
2069 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2070 (pic_add_dot_plus_eight): Likewise.
2071 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2072 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2073 UNSPEC_PIC_BASE operands.
2074 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2075 (arm_output_addr_const_extra): Handle it.
2077 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2079 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2080 integer class to full integer class if the offset is not word-aligned.
2082 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2085 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2087 (doloop_optimize): Update call to doloop_modify.
2089 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2091 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2093 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2096 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2097 gcc_cv_as_cfi_directive.
2098 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2099 merging read-only and read-write sections or assembler emits
2100 read-write .eh_frame sections.
2101 * configure: Regenerate.
2103 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2106 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2108 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2110 (rs6000_emit_prologue): Invert logic.
2111 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2112 (reg:P 11) instead of match_operand.
2113 (*save_fpregs_<mode>): Likewise.
2114 (*restore_gpregs_<mode>): Likewise.
2115 (*return_and_restore_gpregs_<mode>): Likewise.
2116 (*return_and_restore_fpregs_<mode>): Likewise.
2117 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2118 (reg:P 11) insted of match_operand.
2119 (*restore_gpregs_spe): Likewise.
2120 (*return_and_restore_gpregs_spe): Likewise.
2122 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2124 PR tree-optimization/37684
2125 * gcc.dg/graphite/pr37684.c: New.
2126 * graphite.c (exclude_component_ref): New.
2127 (is_simple_operand): Call exclude_component_ref.
2129 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2131 PR tree-optimization/36908
2132 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2133 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2134 (number_of_rw_in_partition): New.
2135 (partition_contains_all_rw): New.
2136 (ldist_gen): Do not distribute when one of the partitions
2137 contains all the memory operations.
2139 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2141 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2142 EDGE_IRREDUCIBLE_LOOP.
2144 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2146 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2147 where we have one entry point in the loop which isn't the head.
2149 2008-11-03 Richard Guenther <rguenther@suse.de>
2152 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2154 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2157 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2158 for ipa and simple ipa passes.
2160 2008-11-02 Richard Guenther <rguenther@suse.de>
2162 PR tree-optimization/37542
2163 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2164 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2165 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2166 (vn_nary_op_insert_stmt): Likewise.
2167 (visit_use): Likewise.
2169 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2171 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2173 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2174 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2175 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2176 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2177 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2178 peephole2's): Replace unspec with rotate.
2179 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2181 2008-11-02 Richard Guenther <rguenther@suse.de>
2183 PR tree-optimization/37991
2184 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2185 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2186 (set_ssa_val_to): Print if the value changed.
2187 (simplify_binary_expression): Strip useless conversions.
2189 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2192 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2195 2008-11-01 Richard Guenther <rguenther@suse.de>
2198 * builtins.c (fold_builtin_strspn): Return a size_t.
2199 (fold_builtin_strcspn): Likewise.
2201 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2203 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2204 attribute for struct return convention.
2206 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2208 * config/rs6000/crtsavres.asm: Really, really delete.
2210 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2212 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2214 (rs6000_emit_prologue): Invert logic.
2215 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2216 (reg:P 11) instead of match_operand.
2217 (*save_fpregs_<mode>): Likewise.
2218 (*restore_gpregs_<mode>): Likewise.
2219 (*return_and_restore_gpregs_<mode>): Likewise.
2220 (*return_and_restore_fpregs_<mode>): Likewise.
2221 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2222 (reg:P 11) insted of match_operand.
2223 (*restore_gpregs_spe): Likewise.
2224 (*return_and_restore_gpregs_spe): Likewise.
2226 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2228 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2229 list of word switches that take args.
2231 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2233 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2234 (s390_output_pool_entry): Call it through for_each_rtx.
2237 * expr.c (store_constructor): For vectors, if target is a MEM, use
2238 target's MEM_ALIAS_SET instead of elttype alias set.
2240 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2243 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2246 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2249 * config/rs6000/predicates.md (word_offset_memref_operand):
2250 Restructure code and look inside auto-inc/dec addresses.
2252 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2255 * libgcov.c ( __gcov_indirect_call_profiler): Check
2256 TARGET_VTABLE_USES_DESCRIPTORS.
2258 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2260 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2261 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2262 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2263 offset if eliminating soft frame pointer.
2264 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2265 (stack_protect_test_si): Add initial machine description
2266 for Stack Smashing Protector
2268 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2271 * c-common.c (min_precision): Move to...
2272 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2273 * tree.h (tree_int_cst_min_precision): Declare.
2274 * c-common.h (min_precision): Delete declaration.
2275 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2276 multiplication of non-negative integer constants.
2277 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2278 tree_int_cst_min_precision.
2279 (finish_enum): Likewise.
2281 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2284 * convert.c (convert_to_real): Do not optimize conversions of
2285 binary arithmetic operations between binary and decimal
2286 floating-point types. Consider mode of target type in determining
2287 decimal type for arithmetic. Unless
2288 flag_unsafe_math_optimizations, do not optimize binary conversions
2289 where this may change rounding behavior.
2290 * real.c (real_can_shorten_arithmetic): New.
2291 * real.h (real_can_shorten_arithmetic): Declare.
2293 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2295 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2296 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2297 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2299 (must_save_p): For some workarounds, interrupts need to clobber a
2301 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2302 and LC1 for WA_05000257.
2303 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2304 WA_05000283 and WA_05000315.
2305 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2306 (movbi): Add alternative to set CC to 1; improve code for setting
2308 (dummy_load): New pattern.
2310 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2313 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2314 BLKmode for non-memory, convert using a wider MODE_INT mode
2318 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2319 that haven't been removed yet.
2321 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2323 * config/bfin/bfin.c (struct machine_function): New member
2324 has_loopreg_clobber.
2325 (bfin_expand_movmem): Set it when generating memcpy insns.
2326 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2327 expand_epilogue_reg_restore): If we have hardware loops,
2328 memcpy insns (indicated by has_loopreg_clobber) or function
2329 calls, we need to save the loop registers.
2331 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2333 * config/i386/i386.c (core2_cost): Fix typos in comments.
2335 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2338 * combine.c (make_compound_operation): Don't call make_extraction with
2339 non-positive length.
2340 (simplify_shift_const_1): Canonicalize count even if complement_p.
2342 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2344 * convert.c (strip_float_extensions): Do not remove or introduce
2345 conversions between binary and decimal floating-point types.
2347 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2350 * fold-const.c (distribute_bit_expr): Convert common, left and
2351 right arguments to type.
2353 2008-10-28 Nick Clifton <nickc@redhat.com>
2355 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2356 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2357 call_really_used_regs array rather than the call_used_regs array.
2358 (mn10300_get_live_callee_saved_regs, expand_prologue,
2359 expand_epilogue, output_tst): Likewise.
2361 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2364 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2365 (df_get_entry_block_def_set): Neither here.
2366 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2368 PR tree-optimization/37879
2369 * predict.c (tree_estimate_probability): Check if last_stmt is
2370 non-NULL before dereferencing it.
2372 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2374 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2375 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2376 (ira_fast_allocation): Remove the prototype.
2378 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2379 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2380 (color_pass): Modify the updated costs.
2381 (ira_color): Rename to color. Make it static.
2382 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2383 (ira_color): New function.
2385 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2388 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2390 (set_allocno_live, clear_allocno_live, mark_ref_live,
2391 mark_ref_dead): Invalidate corresponding element of
2392 allocno_saved_at_call.
2393 (process_bb_node_lives): Increment last_call_num. Setup
2394 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2395 allocno was already saved.
2396 (ira_create_allocno_live_ranges): Initiate last_call_num and
2397 allocno_saved_at_call.
2399 * ira-build.c (ira_create_allocno): Initiate
2400 ALLOCNO_UPDATED_COVER_CLASS_COST.
2401 (create_cap_allocno, propagate_allocno_info,
2402 remove_unnecessary_allocnos): Remove setting updated costs.
2403 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2405 * ira.c (ira): Don't call ira_fast_allocation.
2407 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2410 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2413 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2415 * ira-int.h (ira_hard_regno_cover_class): New.
2417 * ira-lives.c (mark_reg_live, mark_reg_dead,
2418 process_bb_node_lives): Use ira_hard_regno_cover_class.
2420 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2421 (setup_hard_regno_cover_class): New function.
2422 (ira_init): Call setup_hard_regno_cover_class.
2424 * ira-costs.c (cost_class_nums): Add comment.
2425 (find_allocno_class_costs): Initiate cost_class_nums.
2426 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2428 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2431 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2432 Rename to copy_info_to_removed_store_destinations. Propagate
2433 conflict hard regs and register stack attribute.
2435 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2438 * pa.c (function_arg_padding): Pad complex and vector types
2439 upward in 64-bit runtime.
2440 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2442 2008-10-26 Matthias Klose <doko@ubuntu.com>
2444 * doc/install.texi: Document requirements on antlr.
2446 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2448 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2451 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2454 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2455 is defined, use it to modify the constant offset.
2457 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2459 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2460 and short arguments to the correct location as mandated by the ABI.
2462 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2464 PR rtl-optimization/37769
2465 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2467 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2469 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2470 unwind-dw2-Os-4-200.o.
2472 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2474 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2475 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2477 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2479 PR tree-optimization/36038
2480 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2481 add sizetype IV with initial value zero instead of pointer type.
2483 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2486 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2487 around bit operation.
2488 * profile.c (is_edge_inconsistent): Likewise.
2489 * fold-const.c (truth_value_p): Move from here...
2490 * tree.h (truth_value_p): ... to here.
2491 * c-tree.h (c_expr): Update description of original_code.
2492 * c-typeck.c (parser_build_unary_op): Set original_code.
2493 (parser_build_binary_op): Update call to warn_about_parentheses.
2494 * c-common.c (warn_about_parentheses): Take two additional
2495 arguments of the operands. Use a switch. Quote operators
2496 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2497 Add warning about !x | y and !x & y.
2498 * c-common.h (warn_about_parentheses): Update declaration.
2500 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2502 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2503 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2504 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2506 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2507 (check-%): For test targets listed in lang_checks_parallelized
2508 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2509 run the testing in multiple make goals, possibly parallel, and
2510 afterwards run dg-extract-results.sh to merge the sum and log files.
2512 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2514 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2515 (mips_move_to_gpr_cost): Likewise.
2516 (mips_move_from_gpr_cost): Likewise.
2517 (mips_register_move_cost): Make more fine-grained.
2519 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2521 * graphite.c (graphite_apply_transformations): Check for
2522 -fgraphite-identity.
2523 * toplev.c (process_options): Add graphite_identity.
2524 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2526 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2528 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2529 mulhisihl and mulhisihh builtins.
2531 From Jie Zhang <jie.zhang@analog.com>
2532 * config/bfin/bfin.md (composev2hi): Put operands into vector
2535 2008-10-22 Chao-ying Fu <fu@mips.com>
2537 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2539 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2541 From Mike Frysinger <michael.frysinger@analog.com>
2542 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2543 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2544 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2545 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2546 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2547 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2548 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2549 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2550 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2551 __ADSPBF51x__ for all of them.
2552 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2553 -mcpu bf512, bf514, bf516, and bf518.
2554 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2555 bf512-none, bf514-none, bf516-none, and bf518-none.
2556 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2557 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2558 * doc/invoke.texi (Blackfin Options): Document that
2559 -mcpu now accepts bf512, bf514, bf516, and bf518.
2561 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2564 * fold-const.c (build_range_type): For 1 .. signed_max
2565 range call build_nonstandard_inter_type if signed_type_for
2566 returned a type with bigger precision.
2568 2008-10-22 Richard Guenther <rguenther@suse.de>
2570 * tree.def (COMPLEX_TYPE): Constrain element type.
2571 * tree.c (build_complex_type): Assert that.
2572 * tree-ssa-structalias.c (could_have_pointers): Complex types
2573 cannot have pointers.
2575 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2578 * c-typeck.c (convert_for_assignment): Do not give declaration's
2579 location for builtins. Spell out which type was expected and which
2582 2008-10-22 Nick Clifton <nickc@redhat.com>
2584 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2585 the fdpic register to be a target when running in fdpic mode.
2587 2008-10-22 Rafael Espindola <espindola@google.com>
2589 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2590 newly created statements.
2592 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2595 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2596 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2597 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2599 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2602 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2603 Adjust -mcmodel=medium description for 2005-07-31 changes.
2605 2008-10-22 Jan Hubicka <jh@suse.cz>
2606 Jakub Jelinek <jakub@redhat.com>
2609 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2611 2008-10-21 Richard Henderson <rth@redhat.com>
2614 * emit-rtl.c (get_spill_slot_decl): Export.
2615 * emit-rtl.h (get_spill_slot_decl): Declare.
2616 * var-tracking.c (vt_add_function_parameters): Relax assertion
2617 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2619 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2621 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2622 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2625 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2628 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2629 processed by get_maxval_strlen.
2631 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2634 * tree.c (get_file_function_name): Copy first_global_object_name.
2635 Centralize call to clean_symbol_name.
2637 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2639 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2640 * config/svr4.h (SVR4_ASM_SPEC): New.
2641 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2642 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2644 * doc/invoke.texi (Option Summary): Add -T to linker options.
2645 (Link Options): Document -T.
2647 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2649 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2652 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2655 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2657 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2659 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2662 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2664 * doc/install.texi: Fix typos in previous patch.
2666 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2668 * doc/install.texi: Document in-tree building of gcc and mpfr.
2670 2008-10-19 Richard Guenther <rguenther@suse.de>
2672 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2674 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2677 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2678 (build_enumerator): Convert enumerators that fit in integer to
2681 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2683 * config/i386/i386.md (unnamed peephole2): Do not force memory
2684 operands of arith or logical instructions into registers for
2685 non-TARGET_READ_MODIFY targets.
2687 (ffs_cmove): Change operand 0 predicate to register_operand.
2688 Change operand 1 predicate to nonimmediate_operand.
2690 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2692 2008-10-18 Richard Guenther <rguenther@suse.de>
2694 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2695 VIEW_CONVERT_EXPR case against invalid gimple.
2697 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2699 * c-parser.c (c_parser_binary_expression): Silence the
2700 uninitialized variable warning emitted for binary_loc.
2702 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2704 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2707 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2710 * c-typeck.c (build_unary_op): Use omit_one_operand for
2711 IMAGPART_EXPR of real argument.
2713 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2715 PR tree-optimization/37664
2716 * fold-const.c (fold_binary): When optimizing comparison with
2717 highest or lowest type's value, don't consider TREE_OVERFLOW.
2719 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2722 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2723 * coverage.c: Include tm_p.h.
2724 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2725 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2726 dollar signs from PREFIX.
2727 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2728 instead of manual strip_name_encoding.
2730 2008-10-16 Richard Guenther <rguenther@suse.de>
2733 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2734 volatile qualified functions or methods as relevant.
2736 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2738 PR tree-optimization/37525
2739 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2740 sizetype unsigned constants, both in the case of C and bounds.
2742 2008-10-15 Jan Hubicka <jh@suse.cz>
2744 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2746 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2749 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2750 HARD_REGNO_CALL_PART_CLOBBERED.
2752 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2755 * ira-lives.c (mark_early_clobbers): Remove.
2756 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2757 check_and_make_def_conflicts,
2758 make_early_clobber_and_input_conflicts,
2759 mark_hard_reg_early_clobbers): New functions.
2760 (process_bb_node_lives): Call
2761 make_early_clobber_and_input_conflicts and
2762 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2764 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2765 early clobbers of pseudo-registers.
2767 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2770 * ira-build.c (ira_flattening): Recalculate
2771 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2772 from the scratch instead of the propagation.
2774 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2776 * doc/rtl.texi (const_double): Remove the "addr" operand.
2777 Describe CONST_DOUBLE_* macros under const_double rather
2779 (const_fixed): Fix the operand description.
2780 (const): Add an @findex directive.
2781 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2782 after the constant rtl table.
2783 (fix): Combine floating-point and fixed-point descriptions.
2785 * sched-deps.c (sched_analyze_2): Remove reference to
2788 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2790 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2792 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2793 for UNSPEC_GOTSYM_OFFs.
2794 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2795 (add_GOT_to_pic_reg): Use it.
2796 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2798 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2799 Harsha Jagasia <harsha.jagasia@amd.com>
2801 PR tree-optimization/37485
2802 * graphite.c (gmp_cst_to_tree): Moved.
2803 (iv_stack_entry_is_constant): New.
2804 (iv_stack_entry_is_iv): New.
2805 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2806 (loop_iv_stack_insert_constant): New.
2807 (loop_iv_stack_pop): Use new datatpype.
2808 (loop_iv_stack_get_iv): Same.
2809 (loop_iv_stack_get_iv_from_name): Same.
2810 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2811 (loop_iv_stack_patch_for_consts): New.
2812 (loop_iv_stack_remove_constants): New.
2813 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2814 (translate_clast): Call loop_iv_stack_patch_for_consts and
2815 loop_iv_stack_remove_constants.
2816 (gloog): Use new datatype. Redirect construction edge to end
2817 block to avoid accidental deletion.
2818 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2820 (union iv_stack_entry_data): New. Data in iv stack entry.
2821 (struct iv_stack_entry): New. Datatype for iv stack entries.
2823 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2825 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2826 * graphite.c (free_scop): Same.
2827 (build_scops): Same.
2828 (free_scattering): New.
2829 (build_cloog_prog): Call free_scattering.
2830 (patch_phis_for_virtual_defs): Fix memleak.
2831 (graphite_trans_bb_strip_mine): Same.
2832 (limit_scops): Same.
2834 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2835 Harsha Jagasia <harsha.jagasia@amd.com>
2837 PR tree-optimization/37828
2838 * graphite.c (graphite_trans_loop_block): Do not loop block
2839 single nested loops.
2841 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2843 PR tree-optimization/37686
2844 * tree-loop-linear.c (linear_transform_loops): Build a
2845 loop nest vector. Pass it to lambda_compute_access_matrices.
2846 * tree-data-ref.h (struct access_matrix): Store the loop nest
2847 relative to which it encodes the information.
2848 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2849 (am_vector_index_for_loop): Reimplemented: iterate over the
2850 loop nest for finding the loop index in the access matrix.
2851 (lambda_compute_access_matrices): Update declaration.
2852 * lambda-code.c (build_access_matrix): Pass the loop nest and
2854 (lambda_compute_access_matrices): Same.
2856 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2858 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2859 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2860 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2861 already implies hard float. Also fix several insn condition
2862 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2864 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2867 Based on patches by Laurent Vivier.
2868 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2869 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2870 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2871 dollar sign to underscore.
2872 (ASM_OUTPUT_EXTERNAL): Same.
2873 (ASM_OUTPUT_LABELREF): New.
2874 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2876 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2877 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2878 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2879 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2881 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2883 PR tree-optimization/36881
2884 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2885 that each value doesn't need runtime relocations, for !flag_pic
2886 check that each value is just a valid initializer constant.
2888 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2890 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2891 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2892 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2893 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2895 (REG_CLASS_NAMES): Update accordingly.
2896 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2897 rather than an unpredictable descriptive string.
2898 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2899 (mips_register_move_cost): Check for specific COP*_REGS classes,
2900 instead of ALL_COP_AND_GR_REGS.
2901 (mips_ira_cover_classes): New function.
2902 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2903 (TARGET_IRA_COVER_CLASSES): Define.
2905 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2908 * tree.c (build_type_attribute_qual_variant): Hash on the
2909 unqualified type, and don't overwrite an existing
2910 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2911 allow distinguishing between wchar_t and its underlying type. This
2912 also means that we'll retain a little more typedef information.
2914 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2915 Dmitry Melnik <dm@ispras.ru>
2916 Dmitry Zhurikhin <zhur@ispras.ru>
2917 Alexander Monakov <amonakov@ispras.ru>
2918 Maxim Kuvyrkov <maxim@codesourcery.com>
2920 * target.h (struct gcc_target): Update prototypes of needs_block_p
2922 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2923 * sel-sched.c (create_speculation_check): Likewise.
2924 * doc/tm.texi: Provide documentation for new target hooks.
2926 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2927 (ia64_gen_spec_insn): Removed.
2928 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2929 ia64_gen_spec_check): New static functions.
2930 (ia64_alloc_sched_context, ia64_init_sched_context,
2931 ia64_set_sched_context, ia64_clear_sched_context,
2932 ia64_free_sched_context, ia64_get_insn_spec_ds,
2933 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2934 (ia64_needs_block_p): Change prototype.
2935 (ia64_gen_check): Rename to ia64_gen_spec_check.
2936 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2937 into declaration, add special memory dependencies handling.
2938 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2939 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2940 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2941 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2942 Define new target hooks.
2943 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2944 (ia64_optimization_options): Turn on selective scheduling with -O3,
2945 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2946 default with selective scheduling.
2947 (ia64_override_options): Initialize align_loops and align_functions
2948 to 32 and 64, respectively. Set global selective scheduling flags
2949 according to target-dependent flags.
2950 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2951 (group_barrier_needed): Use new mstop-bit-before-check flag.
2953 (dfa_state_size): Make global.
2954 (spec_check_no, max_uid): Remove.
2955 (mem_ops_in_group, current_cycle): New variables.
2956 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2957 Initialize new variables.
2958 (is_load_p, record_memory_reference): New functions.
2959 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2961 (ia64_variable_issue): Change use of current_sched_info to
2962 sched_deps_info. Update comment. Note if a load or a store is issued.
2963 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2964 advance if maximal number of loads or stores was issued on current
2966 (scheduled_good_insn): New static helper function.
2967 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2968 a group barrier is needed. Fix vertical spacing. Guard the code
2969 doing state transition with last_scheduled_insn check.
2970 Mark that a stop bit should be before current insn if there was a
2971 cycle advance. Update current_cycle and mem_ops_in_group.
2972 (ia64_h_i_d_extended): Change use of current_sched_info to
2973 sched_deps_info. Reallocate stops_p by larger chunks.
2974 (struct _ia64_sched_context): New structure.
2975 (ia64_sched_context_t): New typedef.
2976 (ia64_alloc_sched_context, ia64_init_sched_context,
2977 ia64_set_sched_context, ia64_clear_sched_context,
2978 ia64_free_sched_context): New static functions.
2979 (gen_func_t): New typedef.
2980 (get_spec_load_gen_function): New function.
2981 (SPEC_GEN_EXTEND_OFFSET): Declare.
2982 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2983 (get_mode_no_for_insn): Change the condition that prevents use of
2984 special hardware registers so it can now handle pseudos.
2985 (get_spec_unspec_code): New function.
2986 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2987 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2988 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2989 during selective scheduling.
2990 (ia64_speculate_insn): Use ds_get_speculation_types when
2991 determining whether we need to change the pattern.
2992 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2993 (ia64_spec_check_src_p): Support new speculation/check codes.
2994 (struct bundle_state): New field.
2995 (issue_nops_and_insn): Initialize it.
2996 (insert_bundle_state): Minimize mid-bundle stop bits.
2997 (important_for_bundling_p): New function.
2998 (get_next_important_insn): Use important_for_bundling_p.
2999 (bundling): When shifting TImode from unimportant insns, ignore
3000 also group barriers. Assert that best state is found before
3001 the backward bundling pass. Print number of mid-bundle stop bits.
3002 Minimize mid-bundle stop bits. Check correct calculation of
3003 mid-bundle stop bits.
3004 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3005 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3007 (sel2_run): New variable.
3008 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3009 selective scheduling pass instead of schedule_ebbs.
3011 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3012 (UNSPEC_LDS_A): New UNSPEC.
3013 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3014 movti_internal, movsf_internal, movdf_internal,
3015 movxf_internal): Make visible. Add speculable* attributes.
3016 (output_c_nc): New mode attribute.
3017 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3018 mov<mode>_nc, zero_extend<mode>di2_nc,
3019 advanced_load_check_nc_<mode>): New insns.
3020 (zero_extend*): Add speculable* attributes.
3022 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3023 (msched-stop-bits-after-every-cycle): Likewise.
3024 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3026 (msched-spec-verbose): Remove.
3027 (msched-prefer-non-data-spec-insns,
3028 msched-prefer-non-control-spec-insns,
3029 msched-count-spec-in-critical-path,
3030 msel-sched-dont-check-control-spec): Use Target Report Var
3031 instead of Common Report Var.
3033 * config/ia64/itanium2.md: Remove incorrect bypass.
3035 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3037 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3040 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3041 and -fhelp=separate.
3043 2008-10-14 Ben Elliston <bje@au.ibm.com>
3045 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3047 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3049 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3052 2008-10-13 Matthias Klose <doko@ubuntu.com>
3054 * config/pa/linux-atomic.c: Work around missing header file
3055 for hppa64-linux-gnu targets.
3057 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3058 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3059 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3060 Grace Cao <grace_cao@playstation.sony.com>
3062 * doc/invoke.texi (-mgen-cell-microcode): Document.
3063 (-mwarn-cell-microcode): Document.
3064 * cfglayout.c (locator_location): Export.
3065 * rtl.h (locator_location): Define prototype.
3066 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3068 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3069 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3070 (mwarn-cell-microcode): New option.
3071 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3072 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3073 cell and not already set.
3074 Turn off string instructions if not generating cell microcode.
3075 (rs6000_final_prescan_insn): New function that warns about microcoded
3077 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3078 * config/rs6000/rs6000.md
3079 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3080 the instruction would have been microcoded on the Cell. Set
3081 cell_micro to always on unnamed patterns for the string instructions.
3082 (cell_micro): Update definition, remove load/store conditional
3084 (sign_extend:DI): Define new pattern for non microcoded version.
3085 (sign_extend:SI): Likewise.
3086 (compare (div:P)): Set cell_micro to not.
3087 (andsi3): Define as an expand.
3088 (andsi3_mc): New pattern.
3089 (andsi3_nomc): New pattern.
3090 (andsi3_internal0_nomc): New pattern.
3091 (andsi3_internal2): Rename to ...
3092 (andsi3_internal2_mc): this and enable iff generating microcode.
3093 (andsi3_internal3): Rename to ...
3094 (andsi3_internal3_mc): this and enable iff generating microcode.
3095 (andsi3_internal4): Enable iif generating microcode.
3096 (andsi3_internal5): Rename to ..
3097 (andsi3_internal5_mc): this and enable iff generating microcode.
3098 (andsi3_internal5_nomc): New pattern.
3099 (extzvdi_internal1): Enable iff generating microcode.
3100 (extzvdi_internal2): Likewise.
3101 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3102 (anddi3): Change to expand.
3103 (anddi3_mc): Rename from anddi3.
3104 (anddi3_no_mc): New pattern.
3105 (anddi3_internal2): Rename to ..
3106 (anddi3_internal2_mc): this and enable iff generating microcode.
3107 (anddi3_internal2_nomc): New pattern.
3108 (anddi3_internal3): Rename to ..
3109 (anddi3_internal3_mc): this and enable iff generating microcode.
3110 (anddi3_internal3_nomc): New pattern.
3111 (movti_string): Set cell_micro to always if TARGET_STRING.
3112 (stmsi8): Set cell_micro to always.
3118 (stmsi8_power): Likewise.
3119 (stmsi7_power): Likewise.
3120 (stmsi6_power): Likewise.
3121 (stmsi5_power): Likewise.
3122 (stmsi4_power): Likewise.
3123 (stmsi3_power): Likewise.
3124 (movsi_update2): Enable iff generating microcode.
3125 (movhi_update3): Likewise.
3126 (lmw): Set cell_micro to always.
3128 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3130 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3131 * config/s390/s390.c (machine_function): Remove
3132 decomposed_literal_pool_addresses_ok_p.
3133 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3134 the difference of two labels.
3135 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3136 (s390_pool_offset): New function.
3137 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3138 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3140 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3142 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3143 (powerpc*-*-linux-gnu*): Describe.
3144 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3145 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3146 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3147 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3148 config/rs6000/e500crtres32gpr.asm,
3149 config/rs6000/e500crtres64gpr.asm,
3150 config/rs6000/e500crtres64gprctr.asm,
3151 config/rs6000/e500crtrest32gpr.asm,
3152 config/rs6000/e500crtrest64gpr.asm,
3153 config/rs6000/e500crtresx32gpr.asm,
3154 config/rs6000/e500crtresx64gpr.asm,
3155 config/rs6000/e500crtsav32gpr.asm,
3156 config/rs6000/e500crtsav64gpr.asm,
3157 config/rs6000/e500crtsav64gprctr.asm,
3158 config/rs6000/e500crtsavg32gpr.asm,
3159 config/rs6000/e500crtsavg64gpr.asm,
3160 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3161 * config/rs6000/crtsavres.asm: Really remove.
3163 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3166 * c-format.c (convert_format_name_to_system_name): Use
3167 TARGET_OVERRIDES_FORMAT_INIT.
3168 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3169 * config/i386/mingw.opt: New.
3170 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3171 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3172 (ms_printf_length_specs): Removed const specifier.
3173 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3174 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3176 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3178 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3179 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3181 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3184 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3185 sure that ref has valid bb.
3187 2008-10-12 Richard Henderson <rth@redhat.com>
3190 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3191 * alias.c (value_addr_p, stack_addr_p): Remove.
3192 (nonoverlapping_memrefs_p): Remove IRA special case.
3193 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3194 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3195 * reload1.c (alter_reg): Use it.
3197 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3199 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3200 of registers instead of eax, ebx, ecx and edx. Use for loop
3201 and check register for non-zero value before the call
3202 to decode_caches_intel.
3204 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3206 PR rtl-optimization/37448
3207 * df.h: (df_ref_class): New enum.
3208 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3209 (struct df_ref): Replaced with union df_ref_d.
3210 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3211 New members of df_ref_d union.
3212 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3213 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3214 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3215 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3216 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3217 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3218 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3219 (df_scan_bb_info, df_bb_regno_first_def_find,
3220 df_bb_regno_last_def_find, df_find_def, df_find_use,
3221 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3222 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3223 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3224 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3225 Replaced struct df_ref * with df_ref.
3226 * df-scan.c (df_collection_rec, df_null_ref_rec,
3227 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3228 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3229 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3230 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3231 df_reorganize_refs_by_reg_by_reg,
3232 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3233 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3234 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3235 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3236 df_bb_refs_record, df_exit_block_uses_collect,
3237 df_record_exit_block_uses, df_reg_chain_mark,
3238 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3239 df_ref * with df_ref.
3240 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3241 df_ref_class parameter.
3242 (df_scan_problem_data): Added new pools for different types of refs.
3243 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3244 df_ref_create_structure): Processed new ref pools.
3245 (df_scan_start_dump): Added counts of refs and insns.
3246 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3247 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3248 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3249 code to pass df_ref_class down to ref creation functions.
3250 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3251 df_reg_chain_mark): Use macros to hide references to df_refs.
3252 (df_ref_chain_change_bb): Removed.
3253 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3254 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3255 Enhanced to understand df_ref union structure.
3256 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3257 all_uses_available_at, update_df, try_fwprop_subst,
3258 forward_propagate_subreg, forward_propagate_and_simplify,
3259 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3260 df_ref * with df_ref.
3261 (use_killed_between, all_uses_available_at): Use macros to hide
3262 references to df_refs.
3263 * regstat.c (regstat_bb_compute_ri,
3264 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3266 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3267 see_handle_relevant_refs, see_analyze_one_def,
3268 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3269 struct df_ref * with df_ref.
3270 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3271 global_conflicts): Replaced struct df_ref * with df_ref.
3272 * ddg.c (create_ddg_dep_from_intra_loop_link,
3273 add_cross_iteration_register_deps, build_inter_loop_deps):
3274 Replaced struct df_ref * with df_ref.
3275 (create_ddg_dep_from_intra_loop_link,
3276 add_cross_iteration_register_deps): Use macros to hide references
3278 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3279 df_ref * with df_ref.
3280 * df-core.c (df_bb_regno_first_def_find,
3281 df_bb_regno_last_def_find, df_find_def, df_find_use,
3282 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3283 debug_df_ref): Replaced struct df_ref * with df_ref.
3284 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3285 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3287 * web.c (union_defs, entry_register, replace_ref, web_main):
3288 Replaced struct df_ref * with df_ref.
3289 (union_defs, replace_ref): Use macros to hide references to df_refs.
3290 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3291 Replaced struct df_ref * with df_ref.
3292 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3293 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
3294 Replaced struct df_ref * with df_ref.
3295 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3296 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3298 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3299 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3300 df_compute_accessed_bytes_strict_low_part,
3301 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3302 Replaced struct df_ref * with df_ref.
3303 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3304 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3305 df_ref * with df_ref.
3306 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3307 check_dependency, check_dependencies, record_uses): Replaced
3308 struct df_ref * with df_ref.
3309 (invariant_for_use, check_dependency): Use macros to hide
3310 references to df_refs.
3311 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3312 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3313 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3314 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3315 references to df_refs.
3316 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3318 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3319 * df-problems.c (df_rd_bb_local_compute_process_def,
3320 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3321 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3322 df_chain_remove_problem, df_chain_create_bb_process_use,
3323 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3324 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3325 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3326 df_byte_lr_simulate_artificial_refs_at_top,
3327 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3328 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3329 df_simulate_uses, df_simulate_artificial_refs_at_end,
3330 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3332 (df_chain_dump): Use macros to hide references to df_refs.
3333 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3334 df_ref * with df_ref.
3335 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3336 mark_artificial_uses, mark_reg_dependencies,
3337 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3339 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3341 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3343 (array_ref_element_size): Likewise.
3344 (array_ref_low_bound): Likewise.
3345 (array_ref_up_bound): Likewise.
3346 * expr.c (contains_packed_reference): Likewise.
3347 (array_ref_element_size): Likewise.
3348 (array_ref_low_bound): Likewise.
3349 (array_ref_up_bound): Likewise.
3350 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3351 with ARRAY_RANGE_REF.
3352 (idx_find_step): Likewise.
3353 (idx_record_use): Likewise.
3354 (strip_offset_1): Likewise.
3355 (idx_remove_ssa_names): Likewise.
3357 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3358 Andi Kleen <ak@linux.intel.com>
3360 * config/i386/cpuid.h (__cpuid_count): New defines.
3361 * config/i386/driver-i386.c (struct cache_desc): New structure.
3362 (describe_cache): Use struct cache_desc to pass cache descriptions.
3363 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3364 (detect_caches_amd): Use struct cache_desc to describe caches.
3365 (decode_caches_intel): Use struct cache_desc to pass cache
3366 descriptions. Update descriptions to match latest (rev -032,
3367 December 2007) CPUID documentation. Do not check valid bit here.
3368 Check for Xeon MP value 0x49 problems.
3369 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3370 Check valid bit before calling decode_caches_intel. Detect number
3371 of times to repeat CPUID instruction.
3372 (detect_caches_cpuid4): New function.
3373 (detect_caches_intel): Depending on max_level, call
3374 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3375 only when other methods fail to provide valid L2 cache description.
3377 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3380 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3381 it to PIC call patterns.
3382 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3383 code generation and attributes from pattern. Change peephole2 to
3384 split for noreturn case. Revise split pattern for non noreturn case.
3385 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3386 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3387 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3390 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3392 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3393 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3395 (divdf3): Reformat long line.
3397 2008-10-11 Michael J. Eager <eager@eagercon.com>
3399 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3401 (rs6000_handle_option): Process -mfpu options.
3402 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3403 (enum fpu_type_t): New.
3404 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3405 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3407 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3408 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3409 * config/rs6000/rs6000.opt (-mfpu): New.
3410 (-mxilinx-fpu): New.
3411 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3412 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3413 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3414 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3415 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3417 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3420 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3421 LO_SUM on Darwin if mode has just one unit.
3423 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3426 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3427 has been optimized out.
3429 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3431 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3432 instead of PIC_DIRECT_ADDR_P.
3433 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3434 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3435 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3436 (PIC_OFFSET_P): Rename to...
3437 (PCREL_SYMOFF_P): ...this.
3438 (PIC_DIRECT_ADDR_P): Delete.
3439 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3441 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3442 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3443 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3444 * config/sh/sh.c (print_operand): Remove CONST handling.
3445 (unspec_caller_rtx_p): Rewrite to use split_const and check
3446 the operands of UNSPEC bases.
3447 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3448 with (unspec [A B] UNSPEC_SYMOFF).
3449 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3450 UNSPEC_PCREL_SYMOFF.
3451 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3452 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3453 (UNSPEC_EXTRACT_U16): Likewise.
3454 (UNSPEC_SYMOFF): Likewise.
3455 (UNSPEC_PCREL_SYMOFF): Likewise.
3456 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3458 (movsi_const_16bit): Likewise.
3459 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3460 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3461 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3462 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3463 with (unspec [A B] UNSPEC_SYMOFF).
3464 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3465 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3466 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3467 (Csu): Likewise UNSPEC_EXTRACT_U16.
3468 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3469 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3471 2008-10-10 Stepan Kasal <skasal@redhat.com>
3473 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3474 for loop strip mining and loop blocking.
3476 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3478 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3479 vary types depending on debug info.
3481 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3483 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3484 before ensuring it's already computed.
3486 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3488 * rtl.h (locator_eq): New decl.
3489 * cfglayout.c (locator_scope): New function.
3490 (insn_scope): Use it.
3491 (locator_eq): New function.
3492 (fixup_reorder_chain): Search for last insn in src bb
3493 that has locator set or first insn in dest bb. Use
3494 locator_eq instead of == to compare locators.
3495 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3496 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3497 == to compare locators.
3499 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3501 * gimple-low.c (lower_function_body, lower_gimple_return,
3502 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3503 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3504 goto_block on edges if goto_locus is known.
3507 * tree.h (get_object_alignment): Declare.
3508 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3509 get_object_alignment if needed.
3510 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3512 (get_object_alignment): ... here. New function. Try harder to
3513 determine alignment from get_inner_reference returned offset.
3515 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3517 * graphite.c (gloog): Don't call find_unreachable_blocks
3518 before delte_unreachable_blocks.
3520 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3521 goto_locus of true_edge into RTL locator.
3523 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3525 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3526 (*jcc_btdi_mask_rex64): Ditto.
3528 (*jcc_btsi_mask): Ditto.
3529 (*jcc_btsi_1): Ditto.
3530 (*jcc_btsi_mask_1): Ditto.
3532 2008-10-08 Paul Brook <paul@codesourcery.com>
3534 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3535 compatible profiler (__gnu_mcount_nc).
3536 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3538 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3540 * config/i386/i386.c (initial_ix86_tune_features): Add
3541 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3542 * config/i386/i386.h (ix86_tune_indices): Likewise.
3543 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3545 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3546 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3547 for FP to FP splitters.
3549 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3551 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3554 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3558 PR rtl-optimization/37341
3559 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3560 to ORIG_BB, pass through ORIG_BB recursively.
3561 (cse_condition_code_reg): Adjust caller.
3563 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3565 * sdbout.c (sdbout_one_type): Treat the value type
3566 CONST_DECL for enumerals.
3568 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3570 * config/i386/i386.md: Remove trailing white spaces.
3572 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3574 PR rtl-optimization/37448
3575 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3576 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3578 (struct output_info) [count]: Renamed total_created and made
3580 (struct output_info) [size]: Renamed total_allocated and made
3582 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3583 Properly keep track of desc->size.
3584 (print_statistics, dump_alloc_pool_statistics): Enhance the
3585 printing of statistics to print the number of elements and to use
3588 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3591 * opts.h (CL_SAVE): Move up to flags range.
3592 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3593 CL_COMMON): Renumber.
3594 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3595 * opts.c (common_handle_option): Revert last change.
3597 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3599 * config/i386/i386-protos.h (ix86_schedule): New.
3601 * config/i386/i386.c (ix86_schedule): New.
3602 (override_options): Add schedule to processor_alias_table. Set
3603 ix86_schedule from the schedule field in processor_alias_table.
3604 (ix86_function_specific_save): Save ix86_schedule.
3605 (ix86_function_specific_restore): Restore ix86_schedule.
3607 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3608 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3611 * config/i386/i386.opt: Add schedule.
3613 * config/i386/ppro.md: Remove generic32.
3615 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3618 * expr.c (count_type_elements): Handle ERROR_MARK.
3620 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3625 * basic-block.h (struct edge_def): Add goto_block field.
3626 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3627 one insn with locus corresponding to edge's goto_locus if !optimize.
3628 * profile.c (branch_prob): Copy edge's goto_block.
3629 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3631 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3632 locator in between the merged basic blocks if !optimize and needed.
3633 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3634 goto_locus into RTL locator. For unconditional jump use that
3635 locator for the jump insn.
3636 (expand_gimple_cond): Convert goto_block and goto_locus into
3637 RTL locator for all remaining edges. For unconditional jump
3638 use that locator for the jump insn.
3639 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3640 there is more than one edge or insn locator along the forwarding
3641 edges and !optimize. If there is just one, set e->goto_locus.
3642 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3644 (move_block_to_fn): Adjust edge's goto_block.
3646 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3649 * expmed.c (expand_mult): Properly check DImode constant in
3652 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3655 * dwarf2out.c (common_block_die_table): New variable.
3656 (common_block_die_table_hash, common_block_die_table_eq): New
3658 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3659 COMMON block in the current scope rather than globally. Optimize
3660 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3661 DW_OP_addr SYMBOL_REF+off.
3663 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3665 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3666 Return true for non-addressable GIMPLE operands.
3668 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3671 * config/i386/i386.c (initial_ix86_tune_features): Remove
3672 X86_TUNE_USE_BIT_TEST.
3673 * config/i386/i386.h (ix86_tune_indices): Likewise.
3674 (TARGET_USE_BIT_TEST): Removed.
3676 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3678 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3680 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3682 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3683 (mul<mode>3_mul3): ... into this new template.
3685 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3687 * gimplify.c (gimplify_arg): Add location argument. Use it.
3688 (gimplify_call_expr): Pass location to gimplify_arg.
3689 (gimplify_modify_expr_to_memcpy): Same.
3690 (gimplify_modify_expr_to_memset): Same.
3692 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3694 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3695 Update calls to build_unary_op and build_indirect_ref for location
3698 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3701 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3702 * c-typeck.c (array_to_pointer_conversion): Pass location to
3704 (function_to_pointer_conversion): Use error_at and warning_at.
3705 (build_indirect_ref): Same.
3706 (build_array_ref): Pass location to build_binary_op.
3707 (parser_build_unary_op): Do not set location after calling
3709 (build_unary_op): Add location argument. Use it throughout. Set
3710 EXPR_LOCATION before returning new tree.
3711 (build_modify_expr): Same.
3712 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3714 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3715 build_indirect_ref, build_modify_expr.
3716 (c_finish_omp_for): Same. Use error_at instead of error.
3717 * c-common.c (c_common_truthvalue_conversion): Pass location to
3719 (warn_for_div_by_zero): Add location argument.
3720 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3721 build_unary_op, warn_for_div_by_zero.
3722 * c-parser.c (c_parser_typeof_specifier): Use
3723 protected_set_expr_location.
3724 (c_parser_statement_after_labels): Same.
3725 (c_parser_condition): Same.
3726 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3727 (c_parser_conditional_expression): Use protected_set_expr_location.
3728 (c_parser_unary_expression): Pass location to build_indirect_ref.
3729 (c_parser_postfix_expression_after_primary): Pass location to
3730 build_indirect_ref, build_unary_op.
3731 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3733 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3735 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3736 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3737 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3739 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3740 (mips_issue_rate): Handle PROCESSOR_R10000.
3741 * config/mips/mips.md (cpu): Add r10000.
3743 * config/mips/10000.md: New file.
3745 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3747 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3748 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3749 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3751 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3753 * config/darwin-protos.h (machopic_function_base_name): Delete.
3754 (machopic_function_base_sym): Likewise.
3755 (machopic_gen_offset): Declare.
3756 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3757 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3758 * config/darwin.c (machopic_function_base_name): Delete.
3759 (machopic_function_base_sym): Likewise.
3760 (gen_pic_offset): Rename to...
3761 (machopic_gen_offset): ...this and remove the pic_base argument.
3762 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3763 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3764 crtl->uses_pic_offset_table.
3765 (machopic_indirect_data_reference): Use new machopic_gen_offset
3767 (machopic_legitimize_pic_address): Likewise.
3768 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3770 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3771 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3772 * config/i386/i386.c (output_set_got): Likewise.
3773 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3775 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3776 (legitimate_address_p): Likewise.
3777 (output_pic_addr_const): Likewise.
3778 (output_addr_const_extra): Likewise.
3779 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3780 match an UNSPEC rather than a MINUS.
3781 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3782 (builtin_setjmp_receiver): Use machopic_gen_offset.
3783 * config/i386/predicates.md (pic_symbolic_operand): Handle
3784 UNSPEC_MACHOPIC_OFFSET.
3786 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3787 Use machopic_gen_offset and machopic_operand_p.
3788 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3789 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3790 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3791 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3792 Set crtl->uses_pic_offset_table.
3794 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3796 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3798 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3799 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3800 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3801 (constant_pool_expr_p): Use split_const and check the base.
3802 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3804 (legitimate_constant_pool_address_p): Check toc_relative_p
3805 instead of constant_pool_expr_p.
3806 (print_operand_address): Always use output_addr_const for
3807 constant pool addresses.
3808 (rs6000_output_addr_const_extra): New function.
3809 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3811 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3815 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3816 (mark_ref_live, mark_ref_dead): Use them.
3817 (def_conflicts_with_inputs_p): Remove.
3818 (mark_early_clobbers): New function.
3819 (process_bb_node_lives): Call preprocess_constraints and
3820 mark_early_clobbers.
3822 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3824 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3826 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3827 lib with -mthread switch.
3829 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3832 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3833 function in two, making it call a new and reusable
3834 dwarf2out_imported_module_or_decl() that takes the containing
3835 BLOCK of the declaration in argument.
3836 (dwarf2out_imported_module_or_decl_real): New function.
3837 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3838 IMPORTED_DECL in account.
3839 * tree.def: Added IMPORTED_DECL node type.
3840 * tree.h: Added accessors for IMPORTED_DECL nodes.
3841 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3843 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3845 * doc/gimple.texi: Fix some typos, wrap some long lines,
3846 fix some broken wraps with continuations.
3847 * tree-ssa-reassoc.c: Fix comment typos.
3849 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3852 * pa.c (legitimize_pic_address): Force function labels to memory in
3855 2008-10-04 Anton Blanchard <anton@samba.org>
3857 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3858 (rs6000_split_atomic_op): Same.
3859 (rs6000_split_compare_and_swap): Same.
3860 (rs6000_split_compare_and_swapqhi): Same.
3862 2008-10-04 Richard Guenther <rguenther@suse.de>
3864 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3865 instead of pointer equality.
3866 (vn_nary_op_eq): Likewise.
3868 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3870 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3872 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3873 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3875 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3877 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3878 Revert previous change.
3880 2008-10-03 Tom Tromey <tromey@redhat.com>
3882 * stringpool.c (ggc_alloc_string): Terminate string.
3884 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3886 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3887 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3888 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3891 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3894 2008-10-03 Pascal Obry <obry@adacore.com>
3896 * gcov.c (create_file_names): Properly handle UNIX and DOS
3897 directory separators.
3898 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3899 separator to '~' to ensure clean filenames on Windows.
3901 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3903 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3904 Add a null terminator to the stripped name.
3906 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3908 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3909 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3910 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3911 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3912 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3913 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3914 TARGET_SINGLE_FLOAT.
3916 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3918 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3920 2008-10-02 Richard Guenther <rguenther@suse.de>
3923 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3924 and VECTOR_TYPE recurse with useless_type_conversion_p which
3925 properly handles void pointer conversion.
3927 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3930 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3931 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3933 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3935 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3936 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3937 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3938 they translate to non builtins.
3939 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3940 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3941 __builtin_vec_promote, __builtin_vec_extract, and
3942 __builtin_vec_insert.
3943 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3944 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3945 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3946 * config/rs6000/altivec.h (vec_extract): Define
3947 (vec_insert): Define.
3948 (vec_splats): Define.
3949 (vec_promote): Define.
3951 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3952 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3953 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3955 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3957 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3958 prototype. Add new parameter, blk.
3959 Use BLKmode for the MEM if blk is true.
3960 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3961 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3962 ALTIVEC_BUILTIN_STVRXL.
3963 Update usage of altivec_expand_lv_builtin.
3964 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3965 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3966 (altivec_init_builtins): If compiling for the Cell, also define the
3968 * config/rs6000/rs6000.h (rs6000_builtins): Define
3969 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3970 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3971 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3972 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3973 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3974 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3975 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3976 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3977 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3978 UNSPEC_STVRX, and UNSPEC_STVRXL.
3979 (altivec_lvlx): New pattern.
3980 (altivec_lvlxl): New pattern.
3981 (altivec_lvrx): New pattern.
3982 (altivec_lvrxl): New pattern.
3983 (altivec_stvlx): New pattern.
3984 (altivec_stvlxl): New pattern.
3985 (altivec_stvrx): New pattern.
3986 (altivec_stvrxl): New pattern.
3987 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3988 (vec_lvlxl): Likewise.
3989 (vec_lvrx): Define if PPU is defined.
3990 (vec_lvrxl): Likewise.
3991 (vec_stvlx): Define if PPU is defined.
3992 (vec_stvlxl): Likewise.
3993 (vec_stvrx): Define if PPU is defined.
3994 (vec_stvrxl): Likewise.
3996 2008-10-01 Geert Bosch <bosch@adacore.com>
3998 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4000 2008-10-01 Richard Guenther <rguenther@suse.de>
4002 PR tree-optimization/37617
4003 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4004 do not add to the NEW_SETS.
4006 2008-10-01 Richard Guenther <rguenther@suse.de>
4009 * tree-vrp.c (execute_vrp): If we optimized away the default
4010 case make sure to promote the label that got in place of it
4011 to a default case label.
4013 2008-10-01 Richard Henderson <rth@redhat.com>
4016 * tree-complex.c (set_component_ssa_name): Don't optimize
4017 is_gimple_min_invariant values with ssa_names in abnormal phis.
4019 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4021 PR tree-optimization/37662
4022 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4023 commutative binary operation if they are in the wrong order and
4024 fold_build2 produces non-GIMPLE.
4026 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4028 PR tree-optimization/37662
4029 PR tree-optimization/37663
4030 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4031 get_value_range with non-SSA_NAME. Don't assert operands have been
4032 folded, instead just bail out.
4034 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4036 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4038 2008-09-30 Richard Guenther <rguenther@suse.de>
4041 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4042 build restrict-qualified pointers.
4043 (vectorizable_store): Move alias check later.
4044 (vectorizable_load): Likewise.
4046 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4048 * c-common.c (empty_if_body_warning): Remove.
4049 * c-common.h (empty_if_body_warning): Remove.
4050 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4051 here the -Wempty-body warning for `if' and `else' statements.
4052 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4054 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4056 * config/i386/i386.opt: Add msse2avx.
4058 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4059 * config/i386/linux64.h (ASM_SPEC): Likewise.
4061 * doc/invoke.texi: Document -msse2avx.
4063 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4065 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4067 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4069 * ifcvt.c (noce_emit_store_flag): If using condition from original
4070 jump, reverse it if if_info->cond was reversed.
4072 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4074 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4075 non-constant memory if it cannot be forced to constant memory.
4076 Overhaul surrounding code and factor out common condition.
4078 2008-09-29 Jeff Law <law@redhat.com>
4080 * reload1.c (alter_reg): Add missing curly braces.
4082 2008-09-29 Michael J. Eager <eager@eagercon.com>
4084 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4086 * config/rs6000/rs6000.c (rs6000_override_options): Move
4087 rs6000_init_hard_regno_mode_ok after all options changed.
4088 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4089 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4090 -msimple-fpu flags. Add warning messages if single FP not configured.
4091 (rs6000_file_start): Output gnu_attribute for single-float.
4092 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4093 (rs6000_legitimize_address): Likewise.
4094 (rs6000_legitimize_reload_address): Likewise.
4095 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4096 TARGET_SINGLE_FLOAT.
4097 (function_arg_advance): Likewise (partial conversion).
4098 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4099 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4100 TARGET_SINGLE_FLOAT.
4101 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4102 (rs6000_emit_prologue): Likewise.
4103 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4104 TARGET_SINGLE_FLOAT.
4105 (rs6000_libcall_value): Likewise.
4106 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4107 (TARGET_DOUBLE_FLOAT): New default to 1
4108 (TARGET_SIMPLE_FPU): New default to 0
4109 (TARGET_SINGLE_FPU): New default to 0
4110 (TARGET_SINGLE_FLOAT_MODE): New.
4111 (TARGET_DOUBLE_FLOAT_MODE): New.
4112 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4113 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4115 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4116 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4117 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4118 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4119 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4120 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4121 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4122 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4123 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4124 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4125 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4126 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4127 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4128 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4129 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4130 cmptf_internal1, *cmptf_internal2): Condition on
4131 TARGET_DOUBLE_FLOAT.
4132 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4133 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4134 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4135 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4136 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4137 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4138 TARGET_SINGLE_FLOAT.
4139 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4140 * config/rs6000/rs6000.opt (-msingle-float): New.
4141 (-mdouble-float): New.
4142 (-msimple-fpu): New.
4143 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4144 -msingle-float, -mdouble-float, -msimple-fpu options.
4145 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4146 _SOFT_DOUBLE for -msingle-float.
4147 * config.gcc: New config for target=powerpc-xilinx-eabi.
4149 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4151 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4152 have exit and entry.
4153 (new_scop): Take entry and exit edge to define new SCoP.
4154 (sd_region_p): New structure used during SCoP detection.
4155 (move_scops): Delete.
4156 (move_sd_regions): New.
4157 (scopdet_info): Change the definition from edges back to basic_blocks.
4158 (scopdet_edge_info): Work on basic_blocks and rename to
4159 scopdet_basic_block_info.
4160 (split_difficult_bb): At the moment removed. We should later
4161 add it at another place.
4162 (build_scops_1): Work on basic_blocks.
4163 (bb_in_sd_region): New.
4164 (find_single_entry_edge): New.
4165 (find_single_exit_edge): New.
4166 (create_single_entry_edge): New.
4167 (sd_region_without_exit): New.
4168 (create_single_exit_edge): New.
4169 (unmark_exit_edges): New.
4170 (mark_exit_edges): New.
4171 (create_sese_edges): New.
4172 (build_graphite_scops): New.
4173 (build_scops): Make SCoPs SESE.
4174 (limit_scops): Use the new functions.
4176 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4178 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4180 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4183 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4184 address to a register before taking the lower part.
4186 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4188 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4191 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4192 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4195 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4196 the newly created variable.
4197 Create a VECTOR_CST of all 1s for vector types.
4199 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4202 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4204 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4206 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4207 order to convert between modes.
4208 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4210 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4212 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4215 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4218 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4222 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4224 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4225 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4226 them to yield false with MIPS16.
4228 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4231 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4232 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4233 mem_loc_descriptor failed. Accept UNSPEC.
4234 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4235 fail if one of the loc_descriptor calls for pieces failed.
4236 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4237 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4238 if loc_descriptor_from_tree_1 on offset failed.
4241 * opts.c (common_handle_option): Don't call print_specific_help with
4242 CL_SAVE as first argument.
4244 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4245 Steve Ellcey <sje@cup.hp.com>
4247 * configure: Regenerate for new libtool.
4248 * aclocal.m4: Ditto.
4250 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4252 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4253 alias set on MEM when saving stack pointer.
4254 * config/rs6000/rs6000.md (allocate_stack): Likewise
4256 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4258 PR tree-optimization/37574
4259 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4260 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4261 instead of vector_type for constants. Take computation out of loop.
4262 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4263 and use only vector_type for invariant case.
4264 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4266 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4269 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4270 the decl is a VAR_DECL or FUNCTION_DECL.
4272 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4275 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4276 (mark_ref_live, mark_ref_dead): Use them.
4277 (def_conflicts_with_inputs_p): Remove.
4278 (mark_early_clobbers): New function.
4279 (process_bb_node_lives): Call preprocess_constraints and
4280 mark_early_clobbers.
4282 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4284 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4287 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4288 (ira_compress_allocno_live_ranges): New prototype.
4290 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4291 (coalesced_allocnos_living_at_program_points): New.
4292 (coalesced_allocnos_live_at_points_p,
4293 set_coalesced_allocnos_live_points): New functions.
4294 (coalesce_spill_slots): Rewrite.
4296 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4297 ira_compress_allocno_live_ranges): New functions.
4299 * ira-build.c (ira_flattening): Call
4300 ira_compress_allocno_live_ranges.
4303 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4305 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4308 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4310 * combine.c (make_compound_operation): Handle the 'E' format.
4311 (count_rtxs): Likewise.
4312 (update_table_tick): Likewise.
4313 (get_last_value_validate): Likewise.
4315 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4317 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4319 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4321 * matrix-reorg.c (transform_allocation_sites): Initializers
4322 added to avoid the warning.
4324 2008-09-25 Martin Jambor <mjambor@suse.cz>
4326 * cgraph.c (free_nodes): New variable.
4327 (NEXT_FREE_NODE): New macro.
4328 (cgraph_create_node): Reuse nodes from the free list. Do not
4329 update uid if doing so.
4330 (cgraph_remove_node): Add the node to the free list.
4332 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4334 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4336 2008-09-24 Richard Henderson <rth@redhat.com>
4338 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4339 * unwind-dw2.c (execute_stack_op): Handle it.
4341 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4344 2008-09-24 Michael J. Eager <eager@eagercon.com>
4346 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4348 * c-common.c (fname_decl): New location argument.
4349 * c-common.h (fname_decl): Same.
4350 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4352 (c_parser_typeof_specifier): Same.
4353 (c_parser_parms_list_declarator): Same.
4354 (c_parser_asm_string_literal): Same.
4355 (c_parser_compound_statement_nostart): Same.
4356 (c_parser_label): Same.
4357 (c_parser_do_statement): Same.
4358 (c_parser_asm_statement): Same.
4359 (c_parser_unary_expression): Same.
4360 (c_parser_sizeof_expression): Same.
4361 (c_parser_postfix_expression): Same.
4362 (c_parser_pragma): Same.
4363 (c_parser_omp_clause_collapse): Same.
4364 (c_parser_omp_clause_num_threads): Same.
4365 (c_parser_omp_clause_schedule): Same.
4366 (c_parser_omp_all_clauses): Same.
4367 (c_parser_omp_sections_scope): Same.
4368 (c_parser_omp_for_loop): Same. Pass condition's location to
4369 c_objc_common_truthvalue_conversion.
4370 (c_parser_enum_specifier): Remove comment.
4372 2008-09-24 Michael J. Eager <eager@eagercon.com>
4374 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4376 * config/rs6000/rs6000.c (rs6000_override_options): Move
4377 rs6000_init_hard_regno_mode_ok after all options changed.
4378 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4379 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4380 -msimple-fpu flags. Add warning messages if single FP not configured.
4381 (rs6000_file_start): Output gnu_attribute for single-float.
4382 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4383 (rs6000_legitimize_address): Likewise.
4384 (rs6000_legitimize_reload_address): Likewise.
4385 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4386 TARGET_SINGLE_FLOAT.
4387 (function_arg_advance): Likewise.
4388 (function_arg): Likewise.
4389 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4390 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4391 TARGET_SINGLE_FLOAT.
4392 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4393 (rs6000_emit_prologue): Likewise.
4394 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4395 TARGET_SINGLE_FLOAT.
4396 (rs6000_libcall_value): Likewise.
4397 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4398 (TARGET_DOUBLE_FLOAT): New default to 1
4399 (TARGET_SIMPLE_FPU): New default to 0
4400 (TARGET_SINGLE_FPU): New default to 0
4401 (TARGET_SINGLE_FLOAT_MODE): New.
4402 (TARGET_DOUBLE_FLOAT_MODE): New.
4403 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4404 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4406 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4407 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4408 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4409 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4410 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4411 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4412 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4413 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4414 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4415 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4416 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4417 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4418 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4419 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4420 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4421 cmptf_internal1, *cmptf_internal2): Condition on
4422 TARGET_DOUBLE_FLOAT.
4423 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4424 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4425 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4426 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4427 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4428 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4429 TARGET_SINGLE_FLOAT.
4430 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4431 * config/rs6000/rs6000.opt (-msingle-float): New.
4432 (-mdouble-float): New.
4433 (-msimple-fpu): New.
4434 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4435 -msingle-float, -mdouble-float, -msimple-fpu options.
4436 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4437 _SOFT_DOUBLE for -msingle-float.
4438 * config.gcc: New config for target=powerpc-xilinx-eabi.
4440 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4442 * config/sparc/constraints.md: New file.
4443 * config/sparc/sparc.md: Include it.
4444 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4445 (sparc_extra_constraint_check): Delete.
4446 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4447 (memory_ok_for_ldd): New predicate.
4448 (sparc_extra_constraint_check): Delete.
4449 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4450 (CONST_OK_FOR_LETTER_P): Likewise.
4451 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4452 (EXTRA_CONSTRAINT): Likewise.
4454 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4456 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4458 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4460 * alias.c (find_base_value): Use FIND_BASE_TERM.
4461 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4463 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4465 * config/i386/i386.c: Include cselib.h.
4466 (ix86_pic_register_p): New function.
4467 (ix86_delegitimize_address): Use it to check for the PIC register.
4469 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4471 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4472 * config/i386/i386.c (ix86_find_base_term): Don't check for
4473 SYMBOL_REF and LABEL_REF.
4475 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4477 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4478 constant PLUS in a CONST.
4480 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4482 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4483 check for sibcall support for w64.
4485 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4487 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4489 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4491 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4492 parser_build_binary_op.
4493 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4494 * c-typeck.c (build_array_ref): Same.
4495 (parser_build_unary_op): New location argument.
4496 (pointer_diff): Pass location to build_binary_op,
4497 c_objc_common_truthvalue_conversion.
4498 (build_modify_expr): Same.
4499 (build_unary_op): New location argument.
4500 (build_binary_op): New location argument.
4501 (c_objc_common_truthvalue_conversion): Pass location to
4502 c_*common_truthvalue_conversion.
4503 * c-convert.c (convert): Same.
4504 * c-common.c (binary_op_error): New location argument.
4505 (pointer_int_sum): Pass location to build_binary_op.
4506 (c_common_truthvalue_conversion): New location argument.
4507 (warn_for_sign_compare): Same.
4508 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4509 binary_op_error, build_binary_op, warn_for_sign_compare.
4510 * c-parser.c (c_parser_condition): Pass location to
4511 c_*common_truthvalue_conversion.
4512 (c_parser_conditional_expression): Save condition's location and pass
4514 (c_parser_binary_expression): Same, but for the binary operator's
4516 (c_parser_omp_for_loop): Pass location to
4517 c_objc_common_truthvalue_conversion.
4519 2008-09-23 Martin Jambor <mjambor@suse.cz>
4521 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4522 (cgraph_node_remove_callees): New temporary f. Hold the next item
4524 (cgraph_node_remove_callers): Likewise.
4526 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4527 (ipa_node_removal_hook): Likewise.
4529 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4530 gimple_call_copy_skip_args and moved to the gimple_call section.
4531 * gimple.c (gimple_copy_call_skip_args): Renamed to
4532 gimple_call_copy_skip_args. Changed al users.
4534 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4536 * ira-color.c (start_allocno_priorities): Rename to
4537 setup_allocno_priorities. Use costs and
4538 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4539 range lengths. Get rid off doubles.
4540 (ira_fast_allocations): Call start_allocno_priorities.
4542 2008-09-22 David Daney <ddaney@avtrex.com>
4545 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4546 register if TARGET_LONG_CALLS.
4548 2008-09-22 Richard Guenther <rguenther@suse.de>
4550 PR tree-optimization/37145
4551 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4552 value-numbering union accesses with their offset and size only.
4553 (visit_reference_op_load): Fix simplification of inserted conversions.
4554 * tree-ssa-pre.c (find_or_generate_expression): Do not
4555 recursively generate expressions if running FRE.
4557 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4559 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4560 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4563 2008-09-22 Richard Guenther <rguenther@suse.de>
4565 PR tree-optimization/37145
4566 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4567 (phi_translate_1): Constant fold references.
4569 2008-09-22 Ira Rosen <irar@il.ibm.com>
4571 PR tree-optimization/37482
4572 * tree-vectorizer.h (struct _slp_instance): Add new field.
4573 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4574 (get_earlier_stmt): New function.
4575 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4577 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4578 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4579 asserts that GSI points to the scalar statement being vectorized.
4580 Set new statement location according to GSI.
4581 (vect_schedule_slp_instance): Use GSI of
4582 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4584 2008-09-21 Jan Hubicka <jh@suse.cz>
4586 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4587 (ipcp_insert_stage): Update dead_nodes bitmap.
4589 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4592 * config/i386/t-cygming (SHLIB_LC): Remove.
4593 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4594 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4596 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4600 * final.c (mark_symbol_ref_as_used): New helper function.
4601 (output_operand): Instead of just looking inside MEMs for
4602 SYMBOL_REFs, use new helper function and for_each_rtx.
4603 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4604 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4605 Make head comment more general.
4606 * config/darwin.c (machopic_output_indirection): Handle weak
4607 references here, like in assemble_external.
4609 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4611 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4612 (sparc_emit_float_lib_cmp): Change return type.
4613 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4614 (gen_compare_operator): New function.
4615 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4616 the comparison sequence. Minor tweaks.
4617 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4618 that the final operator and the result of sparc_emit_float_lib_cmp
4619 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4620 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4621 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4622 result of sparc_emit_float_lib_cmp match for software TFmode.
4623 (movqicc, movhicc, movsicc, movdicc): Merge into...
4624 (mov<I:mode>cc): ...this.
4625 (movsfcc, movdfcc, movtfcc): Merge into...
4626 (mov<F:mode>cc): ...this.
4627 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4629 (mov<I:mode>_cc_v9): ...this.
4630 (movdi_cc_sp64_trunc): Delete.
4631 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4632 movdi_cc_reg_sp64): Merge into...
4633 (mov<I:mode>_cc_reg_sp64): ...this.
4634 (movsf_cc_sp64): Rename into...
4635 (movsf_cc_v9): ...this.
4636 (movdf_cc_sp64): Rename into...
4637 (movdf_cc_v9): ...this.
4638 (movtf_cc_hq_sp64): Rename into...
4639 (movtf_cc_hq_v9): ...this.
4640 (movtf_cc_sp64): Rename into...
4641 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4643 2008-09-21 Diego Novillo <dnovillo@google.com>
4645 * doc/gccint.texi: Include generic.texi and gimple.texi.
4647 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4648 (GIMPLE): Move to gimple.texi.
4649 (Annotations): Remove references to to stmt_ann_t and
4651 (SSA Operands): Rename from 'Statement Operands'.
4652 * doc/generic.texi: New.
4653 * doc/gimple.texi: New.
4654 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4655 * Makefile.in (TEXI_GCCINT_FILES):
4656 * gimple.c (gimple_copy_call_skip_args): Rename from
4657 giple_copy_call_skip_args. Update all users.
4658 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4660 2008-09-21 Ira Rosen <irar@il.ibm.com>
4662 PR tree-optimization/37539
4663 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4664 statement in related statement field only for the first load of the
4665 group of loads with the same data reference.
4667 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4669 * config/mips/mips.h (TUNE_OCTEON): New macro.
4670 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4671 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4672 * config/mips/octeon.md: New file.
4673 * config/mips/mips.md: Include octeon.md. Restore
4674 semi-alphabetical order of include files.
4676 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4679 * config/i386/i386.md (*jcc_fused_1): Removed.
4680 (*jcc_fused_2): Likewise.
4681 (*jcc_fused_3): Likewise.
4682 (*jcc_fused_4): Likewise.
4684 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4686 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4687 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4688 * target.h (gcc_target): Add ira_cover_classes.
4689 * ira.c: Remove IRA_COVER_CLASSES guards.
4690 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4691 instead of IRA_COVER_CLASSES.
4692 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4693 (setup_class_translate): Likewise.
4694 (setup_reg_class_intersect_union): Likewise.
4695 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4696 test of targetm.ira_cover_classes.
4697 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4698 of IRA_COVER_CLASSES.
4699 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4700 (TARGET_INITIALIZER): Include it.
4701 * targhooks.h (default_ira_cover_classes): Declare.
4702 * targhooks.c (default_ira_cover_classes): New function.
4704 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4706 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4708 2008-09-19 Ian Lance Taylor <iant@google.com>
4710 * varasm.c (narrowing_initializer_constant_valid_p): Return
4711 NULL_TREE if ENDTYPE is not an integer.
4713 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4716 * tree-ssa.c (execute_update_addresses_taken): Also update
4717 DECL_GIMPLE_REG_P for vector and complex types.
4719 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4720 Jan Hubicka <jh@suse.cz>
4723 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4724 empty before freeing them.
4725 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4727 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4729 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4730 * config/xtensa/predicates.md (tls_symbol_operand): New.
4731 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4732 (TARGET_CANNOT_FORCE_MEM): Define.
4733 (xtensa_tls_symbol_p): New.
4734 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4735 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4736 (xtensa_tls_module_base): New.
4737 (xtensa_call_tls_desc): New.
4738 (xtensa_legitimize_tls_address): New.
4739 (xtensa_legitimize_address): Handle TLS symbols.
4740 (xtensa_tls_referenced_p_1): New.
4741 (xtensa_tls_referenced_p): New.
4742 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4744 (XTENSA_BUILTIN_THREAD_POINTER): New.
4745 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4746 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4747 builtin. Add declarations for __builtin_thread_pointer and
4748 __builtin_set_thread_pointer.
4749 (xtensa_fold_builtin): Recognize new builtins.
4750 (xtensa_expand_builtin): Expand new builtins.
4751 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4752 (TARGET_THREADPTR): Define.
4753 (HAVE_AS_TLS): Define default value.
4754 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4755 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4756 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4757 (UNSPECV_SET_TP): New.
4758 (sym_TPOFF, sym_DTPOFF): New.
4759 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4760 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4761 * configure: Regenerated.
4763 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4766 * config/ia64/ia64.c (ia64_optimization_options): Move
4767 checking and setting flag_schedule_insns_after_reload and
4768 ia64_flag_schedule_insns2 back to ...
4769 (ia64_override_options): Here.
4771 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4774 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4775 zero extend count after the correction to it is done.
4776 (doloop_optimize): Update call to doloop_modify, don't zero extend
4779 2008-09-18 Martin Jambor <mjambor@suse.cz>
4781 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4783 * ipa-prop.c: Correct comments.
4784 * ipa-prop.h: Likewise.
4786 2008-09-18 Jan Hubicka <jh@suse.cz>
4789 * ipa-reference.c (ipa_reference_local_vars_info_d,
4790 ipa_reference_global_vars_info_d,
4791 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4792 ipa_reference_vars_info_t): Move here from ipa-reference.h
4793 (node_duplication_hook_holder, node_removal_hook_holder): New.
4794 (get_reference_vars_info_from_cgraph): Rename to ...
4795 (get_reference_vars_info): ... this one, use cgraph uids.
4796 (get_local_reference_vars_info, get_global_reference_vars_info):
4797 Use cgraph instead of decl.
4798 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4800 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4801 ipa_reference_get_written_global,
4802 ipa_reference_get_not_written_global): Use cgraph argument.
4803 (check_call): Simplify avail check.
4804 (scan_stmt_for_static_refs): Update.
4805 (propagate_bits): Update.
4806 (merge_callee_local_info): Remove.
4807 (init_function_info): Use cgraph nodes.
4808 (clean_function_local_data): Break out from ...
4809 (clean_function): ... here.
4810 (copy_local_bitmap, copy_global_bitmap): New functions.
4811 (duplicate_node_data, remove_node_data): New functions.
4812 (generate_summary): Register hooks; use visibility instead of
4814 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4815 * ipa-reference.h (ipa_reference_local_vars_info_d,
4816 ipa_reference_global_vars_info_d,
4817 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4818 ipa_reference_vars_info_t): Move to ipa-reference.c
4819 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4821 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4822 ipa_reference_get_not_read_global,
4823 ipa_reference_get_not_written_global): Update prototype.
4824 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4825 (init_state): Remove.
4826 (node_duplication_hook_holder, node_removal_hook_holder): New.
4827 (get_function_state, set_function_state): Use VECtor.
4828 (analyze_function): Check body availability.
4829 (add_new_function): Likewise.
4830 (duplicate_node_data, remove_node_data): New.
4831 (generate_summary): Register hooks; do not care about clones.
4832 (propafate): Do not care about clones; recursive functions are
4834 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4835 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4836 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4838 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4839 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4840 Update call of ipa-reference accesors.
4842 2008-09-18 Simon Baldwin <simonb@google.com>
4844 * c-opts.c (c_common_handle_option): Add handling for
4845 -Wbuiltin-macro-redefined command line option.
4846 * c.opt: Added builtin-macro-redefined option.
4847 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4850 2008-09-18 Richard Guenther <rguenther@suse.de>
4852 PR tree-optimization/37258
4853 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4854 and signedness for integral types.
4855 (vn_phi_eq): Require compatible types.
4857 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4860 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4861 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4863 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4864 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4865 ggc_free other TREE_LIST nodes from that chain.
4866 * function.c (instantiate_decls): Instantiate also DECL_RTL
4867 of vars in cfun->local_decls, free that list afterwards.
4869 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4871 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4872 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4874 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4876 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4877 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4879 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4881 PR tree-optimization/37102
4882 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4883 from a node. Check to see if another PHI is dead.
4884 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4885 remove real PHIs which have no uses.
4886 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4888 2008-09-18 Richard Guenther <rguenther@suse.de>
4891 * tree-cfg.c (remove_useless_stmts_1): Remove
4892 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4894 2008-09-18 Nick Clifton <nickc@redhat.com>
4896 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4897 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4898 to frv_secondary_reload_class.
4899 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4900 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4901 (frv_secondary_reload_class): Omit unused parameter.
4902 (frv_secondary_reload): New function. Handle the case when
4903 secondary_reload_class() is called before the reload_(in|out)
4904 _optabs have been initialised.
4905 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4907 * config/frv/frv.md: Define an exclusion set between fr550_m0
4910 2008-09-18 Richard Guenther <rguenther@suse.de>
4912 PR tree-optimization/37456
4913 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4914 want to insert after ends a BB insert on the single fallthru
4917 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4919 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4920 Mention -march=z9-109, z9-ec and z10.
4922 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4924 PR rtl-optimization/37544
4925 * regrename.c (maybe_mode_change): Exit early when copy_mode
4926 is narrower than orig_mode and narrower than new_mode.
4928 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4931 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4933 * sched-rgn.c (ref_counts): Remove.
4934 (insn_referenced): New static variable.
4935 (INSN_REF_COUNT): Remove.
4936 (sched_run_compute_dependencies): Use insn_referenced instead of
4938 (add_branch_dependences): Likewise. Delete dead assignment.
4940 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4942 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4943 consumer is an asm. Add comment why this is important.
4944 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4945 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4947 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4949 * expr.c (emit_group_store): Do not shift before moving via a
4952 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4954 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4955 from aggregate to non-aggregate type if the bit pattern is not fully
4956 preserved afterwards.
4958 2008-09-17 Richard Guenther <rguenther@suse.de>
4960 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4961 (verify_gimple_assign): ... this. Split into ...
4962 (verify_gimple_assign_unary): ... this,
4963 (verify_gimple_assign_binary): ... that,
4964 (verify_gimple_assign_single): ... and this.
4965 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4966 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4967 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4968 (verify_types_in_gimple_reference): Be forgiving with
4970 (verify_gimple_phi): Deal with virtual operands.
4972 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4974 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4976 * tree.c (get_callee_fndecl): Don't call the language hook.
4977 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4978 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4979 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4981 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4983 * tree.c (protected_set_expr_location): Don't unnecessarily
4984 check for error_mark_node.
4986 2008-09-17 Art Haas <ahaas@impactweather.com>
4988 * ipa-reference.c (analyze_function): Declare step only if
4989 ENABLE_CHECKING is defined.
4991 2008-09-17 Jan Hubicka <jh@suse.cz>
4994 * tree.h (DECL_INLINE): remove.
4995 (DECL_DECLARED_INLINE_P): Update docs.
4996 (DECL_NO_INLINE_WARNING_P): new.
4997 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4998 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5000 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5004 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5007 2008-09-17 Jan Hubicka <jh@suse.cz>
5009 * ipa-reference.c (ipa_obstack): Remove.
5010 (local_info_obstack, global_info_obstack): New.
5011 (add_static_var): We now handle variables only.
5012 (mark_address_taken, mark_load, mark_store): New functions based on ...
5013 (check_operand): ... remove.
5014 (get_asm_stmt_operands): Rename to ...
5015 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5016 (scan_stmt_for_static_refs): Rewrite.
5017 (scan_op_for_static_refs): Rename to ...
5018 (scan_initializer_for_static_refs): do not look for VAR_DECL
5019 initializers; stop recursion on types and decls.
5020 (ipa_init): Use proper obstacks.
5021 (analyze_variable): Use scan_initializer_for_static_refs.
5022 (init_function_info): Use local obstack.
5023 (analyze_function): Simplify.
5024 (add_new_function): We don't need visited_nodes obstack.
5025 (generate_summary): Use proper obstacks; cleanup after propagation.
5027 2008-09-17 Richard Guenther <rguenther@suse.de>
5030 PR tree-optimization/37491
5031 * alias.c (get_alias_set): Use the canonical type.
5032 * tree-vect-transform.c (vectorizable_store): Use the type of
5033 the lhs for the vector type. Adjust checking.
5034 (vectorizable_load): Adjust checking.
5036 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5037 Adam Nemet <anemet@caviumnetworks.com>
5039 PR rtl-optimization/37483
5040 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5041 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5042 Rearrange code to better match the original comment. Check
5043 t_unconditional first. Improve comment.
5045 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5048 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5049 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5052 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5053 GIMPLE_TRY if cleanup sequence is empty.
5055 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5058 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5059 eliminate IV if the cost are the same.
5061 2008-09-16 Richard Guenther <rguenther@suse.de>
5064 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5067 2008-09-16 Richard Guenther <rguenther@suse.de>
5069 PR tree-optimization/37508
5070 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5072 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5074 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5076 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5078 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5079 use gen_floatdidf2 directly.
5080 (floatunssidf2): Likewise.
5081 (floatsidf_ppc64_mfpgpr): Remove.
5082 (floatsidf_ppc64): Remove.
5083 (floatunssidf_ppc64): Remove.
5085 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5087 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5088 rather than update_cost_queue.
5090 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5091 in every call starting with the second one, instead of only when
5092 alias_bitmap_obstack.elements != NULL.
5094 * tree-predcom.c (filter_suitable_components): Free all refs in
5095 act->refs vector before calling release_component.
5096 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5098 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5100 * tree-loop-linear.c (linear_transform_loops): Initialize
5101 lambda_obstack only after calling perfect_loop_nest_depth.
5102 Goto free_and_continue instead of just continue for later failures.
5105 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5108 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5110 2008-09-14 Andreas Schwab <schwab@suse.de>
5112 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5114 2008-09-14 Jan Hubicka <jh@suse.cz>
5116 * invoke.texi (-fconserve-stack): Document.
5117 * opts.c (decode_options): Handle conserve_stack.
5118 * common.opt (fconvserve_stack): New.
5120 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5122 * config.host: Add x-aix to host_xmake_file.
5123 * config/rs6000/t-aix52: Do not override LDFLAGS.
5124 * config/rs6000/x-aix: New file.
5126 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5132 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5133 is not recognized as a valid register usage. Allow REG_X to be used
5135 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5136 forces a reload when using a base register.
5138 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5140 * config/i386/cygming-crtend.c (register_frame_ctor): If
5141 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5142 directly with atexit.
5143 (deregister_frame_ctor): Rename to ...
5144 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5145 if !DEFAULT_USE_CXA_ATEXIT.
5147 2008-09-13 Jan Hubicka <jh@suse.cz>
5149 * cgraph.c: Include value-prof.h
5150 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5152 2008-09-13 Jan Hubicka <jh@suse.cz>
5155 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5156 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5157 tree_gen_one_value_profiler, tree_gen_average_profiler,
5158 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5160 2008-09-13 Jan Hubicka <jh@suse.cz>
5162 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5163 too many bytes on misalligned blocks.
5165 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5167 * doc/cfg.texi: Fix some typos.
5168 * doc/extend.texi: Likewise.
5169 * doc/install.texi: Likewise.
5170 * doc/invoke.texi: Likewise.
5171 * doc/rtl.texi: Likewise.
5172 * doc/tree-ssa.texi: Likewise.
5174 2008-09-13 Richard Guenther <rguenther@suse.de>
5177 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5178 gimple stores for memory rhs.
5180 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5182 PR rtl-optimization/37489
5183 * cse.c (fold_rtx): Don't return const_true_rtx for float
5184 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5186 2008-09-13 Jan Hubicka <jh@suse.cz>
5188 PR tree-optimization/37392
5189 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5191 2008-09-13 Martin Jambor <mjambor@suse.cz>
5192 Jan Hubicka <jh@suse.cz>
5194 * cgraph.c (free_edges): New variable.
5195 (NEXT_FREE_EDGE): New macro.
5196 (cgraph_free_edge): New function.
5197 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5198 (cgraph_node_remove_callees): Likewise.
5199 (cgraph_node_remove_callers): Likewise.
5200 (cgraph_create_edge): Reuse edges from the free list. Do not
5201 update uid if doing so.
5202 (cgraph_remove_*_hook): Add free call.
5204 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5206 * ira-color.c (conflict_allocno_vec): Delete.
5207 (update_cost_queue_elem): New structure.
5208 (update_cost_queue): New variable.
5209 (update_cost_queue_tail): Likewise.
5210 (update_cost_queue_elems): Likewise.
5211 (allocno_update_cost_check): Delete.
5212 (initiate_cost_update): Allocate update_cost_queue_elems
5213 instead of allocno_update_cost_check.
5214 (finish_cost_update): Update the free()s accordingly.
5215 (start_update_cost): New function.
5216 (queue_update_cost): Likewise.
5217 (get_next_update_cost): Likewise.
5218 (update_copy_costs_1): Inline into...
5219 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5220 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5221 once we've established they are equal. Don't allocate update
5222 costs if there is nothing to add to them.
5223 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5224 DIVISOR arguments. Use a queue instead of recursive calls;
5225 process all the allocnos in the initial queue, rather than
5227 (assign_hard_reg): Use queue_update_cost instead of
5228 conflict_allocno_vec. Queue coalesced allocnos instead
5229 of calling update_conflict_hard_regno_costs for each one.
5230 Just call update_conflict_hard_regno_costs once for the
5232 (ira_color): Remove conflict_allocno_vec handling.
5234 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5236 PR tree-optimization/37484
5237 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5238 (save_var_name): Same.
5239 (initialize_cloog_names): Same.
5240 (initialize_cloog_names): Same.
5242 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5244 * tree-scalar-evolution.c (set_instantiated_value): Set
5247 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5251 * ira-build.c (common_loop_tree_node_dominator): Remove.
5252 (copy_live_ranges_to_removed_store_destinations): New function.
5253 (regno_top_level_allocno_map): Move to top level from ...
5254 (ira_flattening): ... here. Use
5255 copy_live_ranges_to_removed_store_destinations.
5257 * ira-emit.c (generate_edge_moves): Fix a comment.
5259 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5262 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5263 scratch register after 'set' pattern.
5265 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5267 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5268 information passed to mark_reg_pointer.
5269 * explow.c (force_reg): Likewise.
5271 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5273 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5274 when building for the celledp architecture.
5276 2008-09-12 Richard Guenther <rguenther@suse.de>
5278 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5280 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5282 PR rtl-optimization/37424
5283 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5284 the regnos instead of the addresses.
5286 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5288 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5290 2008-09-11 Richard Guenther <rguenther@suse.de>
5292 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5293 entering the weaker equivalence recording.
5295 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5297 2008-09-11 Jeff Law <law@redhat.com>
5299 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5300 by assign_stack_local on the IRA path for stack slot sharing
5301 as well as the non-IRA path.
5303 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5305 * config/i386/i386.h: Fix whitespace issues.
5307 2008-09-11 Martin Jambor <mjambor@suse.cz>
5309 * ipa-prop.h (struct ipa_param_flags): Removed.
5310 (struct ipa_param_descriptor): New structure.
5311 (struct ipa_node_params): ipcp_lattices, param_decls and
5312 param_flags moved to ipa_param_description.
5313 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5314 descriptors. Renamed all users.
5315 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5316 changed to access descriptors. Renamed all users.
5317 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5318 to access descriptors. Renamed all users.
5319 * ipa-cp.c (ipcp_init_cloned_node): Call
5320 ipa_initialize_node_params instead of ipa_count_formal_params and
5321 ipa_create_param_decls_array.
5322 (ipcp_analyze_node): Likewise.
5323 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5324 descriptors. Renamed all users.
5325 (ipcp_initialize_node_lattices): Remove allocation.
5326 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5327 ipa_initialize_node_params instead of ipa_count_formal_params and
5328 ipa_create_param_decls_array.
5329 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5330 ipa_populate_param_decls, made static, added parameter info,
5331 renamed mt to node, removed allocation, changed to use
5333 (ipa_count_formal_params): Made static, added parameter info,
5335 (ipa_initialize_node_params): New function.
5336 (ipa_check_stmt_modifications): Changed to use descriptors.
5337 (ipa_detect_param_modifications): Removed allocation, changed to
5339 (ipa_note_param_call): Changed to use descriptors.
5340 (ipa_analyze_params_uses): Removed allocation.
5341 (ipa_free_node_params_substructures): Changed to use descriptors.
5342 (ipa_edge_duplication_hook): Use the unused attribute.
5343 (ipa_node_duplication_hook): Use the unused attribute, changed to
5344 use descriptors, changed to duplicate descriptors.
5346 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5347 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5348 indirect inlining. Made static.
5349 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5350 functions called only once.
5351 (cgraph_decide_recursive_inlining): Don't call
5352 ipa_propagate_indirect_call_infos, pass new_edges to
5353 cgraph_mark_inline_edge instead.
5354 (cgraph_decide_inlining_of_small_functions): Don't call
5355 ipa_propagate_indirect_call_infos, pass new_edges to
5356 cgraph_mark_inline_edge instead.
5357 (cgraph_decide_inlining): Don't call
5358 ipa_propagate_indirect_call_infos.
5359 * ipa-prop.c: Check that vectors are allocated.
5361 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5362 iff a new cgraph edges have been created.
5363 (cgraph_decide_inlining): New variable redo_always_inline.
5364 Flattening and always_inlining loop until callgraph stabilizes.
5365 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5366 true iff new cgraph edges have been created.
5367 (propagate_info_to_inlined_callees): Likewise.
5368 (ipa_propagate_indirect_call_infos): Likewise.
5370 2008-09-11 Richard Guenther <rguenther@suse.de>
5372 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5373 (set_prologue_iterations): Likewise.
5374 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5376 (vect_update_init_of_dr): Likewise.
5377 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5379 * fold-const.c (fold_unary): Do not generate calculations
5382 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5384 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5385 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5386 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5388 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5390 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5391 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5392 before finalizing the changes.
5393 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5395 (simplify_truth_ops_using_ranges): New.
5396 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5397 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5398 whether a simplification was made.
5399 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5400 use a switch statement and also call simplify_truth_ops_using_ranges.
5402 2008-09-11 Jan Hubicka <jh@suse.cz>
5404 * ggc-common.c (loc_array): Make static.
5405 * dce.c (rest_of_handle_ud_dce): Free worklist.
5407 2008-09-11 Jan Hubicka <jh@suse.cz>
5409 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5410 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5411 function so we are sure we do not dangle it forever.
5412 * function.c (outer_function_chain, find_function_data): Remove.
5413 (function_context_stack): New.
5414 (push_function_context, pop_function_context): Update.
5415 * function.h (struct function): Remove pointer outer.
5416 (outer_function_chain, find_function_data): Remove.
5417 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5419 2008-09-11 Jan Hubicka <jh@suse.cz>
5422 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5424 2008-09-11 Jan Hubicka <jh@suse.cz>
5426 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5428 2008-09-11 Jan Hubicka <jh@suse.cz>
5430 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5431 (free_var_map_entry): New function.
5432 (redirect_edge_var_map_destroy): Use it.
5434 2008-09-11 Jan Hubicka <jh@suse.cz>
5437 * tree-inline.c (add_lexical_block): Replace with ...
5438 (prepend_lexical_block): ... prepend at begginig.
5439 (remap_blocks): Use it and reverse later.
5440 (expand_call_inline): Use prepend_lexical_block.
5442 2008-09-11 Jan Hubicka <jh@suse.cz>
5444 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5446 2008-09-11 Jan Hubicka <jh@suse.cz>
5448 * function.c (free_after_compilation): Call insn_locators_free.
5449 * cfglayout.c (insn_locators_free): New function.
5450 * rtl.h (insn_locators_free): Declare.
5452 2008-09-11 Jan Hubicka <jh@suse.cz>
5454 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5456 (cond_move_process_if_block): Update call.
5458 2008-09-11 Jan Hubicka <jh@suse.cz>
5460 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5461 * vec.c: Include hashtab.h
5462 (vec_descriptor, ptr_hash_entry): New structures.
5463 (vec_desc_hash, vec_ptr_map): New static variables.
5464 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5465 register_overhead, free_overhead, vec_heap_free): New functions.
5466 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5467 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5468 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5471 2008-09-11 Ira Rosen <irar@il.ibm.com>
5473 PR tree-optimization/37474
5474 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5475 length of load permutation.
5477 2008-09-11 Andreas Schwab <schwab@suse.de>
5479 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5481 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5484 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5485 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5486 simplify_gen_subreg.
5488 2008-09-11 Ira Rosen <irar@il.ibm.com>
5490 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5493 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5496 * gimplify.c (gimplify_body): Call default_rtl_profile.
5499 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5500 instead of tok->val.node if not expanding to something else. Handle
5501 intervening CPP_PADDING tokens.
5502 (altivec_categorize_keyword): Remove unneeded comparisons.
5504 2008-09-10 Richard Guenther <rguenther@suse.de>
5506 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5508 2008-09-10 Richard Guenther <rguenther@suse.de>
5511 * tree-inline.c (insert_init_stmt): Make sure to not
5512 insert invalid gimple stores.
5514 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5516 PR tree-optimization/37388
5517 * toplev.c (process_options): Fail and warn when graphite
5518 flags are used, but the compiler has not been configured
5519 with graphite libraries.
5520 * graphite.c (graphite_transform_loops): Remove printfs
5521 to dump_file for the case when graphite is not available.
5523 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5526 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5527 the even element into register.
5528 (ix86_expand_vector_init_general): Don't use
5529 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5530 if we can't move from GPR to SSE register directly.
5532 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5534 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5535 not lose track of the number of NOPs needed. Number of NOPs needed
5536 for sync vs. loads workaround was switched; corrected. Run second
5537 pass for all workarounds. No NOPs needed after call insns. Change
5538 second pass to use find_next_insn_start and find_load helpers in order
5539 to properly detect parallel insns.
5540 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5542 2008-09-10 Jan Hubicka <jh@suse.cz>
5544 * value-prof.c (gimple_ic): Fix tuplification bug.
5545 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5548 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5550 PR tree-optimization/37353
5551 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5552 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5553 calls instead of cond_dead_built_in_calls.
5554 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5555 initalize the vector only before adding first entry. Use VEC_safe_push
5556 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5557 shrink_wrap_conditional_dead_built_in_calls call.
5559 2008-09-10 Ira Rosen <irar@il.ibm.com>
5561 PR tree-optimization/37385
5562 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5563 argument, and use it as a vector type if not NULL.
5564 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5566 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5567 additional argument.
5568 (vectorizable_load): Likewise.
5570 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5572 * config/i386/i386.md (SWI32): New mode iterator.
5573 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5576 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5578 PR rtl-optimization/37435
5579 * caller-save.c (insert_restore, insert_save): Check the mode by
5582 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5585 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5587 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5590 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5592 * doc/invoke.texi (ARM Options): Correct errors in discussion
5593 of -mfloat-abi, -mhard-float, and -msoft-float.
5595 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5596 Jan Hubicka <jh@suse.cz>
5599 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5600 calling gimple_regimplify_operands on it. Iterate over all newly
5601 added statements, not just the last one.
5602 (insert_init_stmt): Insert stmt into seq first, then call
5603 gimple_regimplify_operands on it. Don't create new gimplification
5604 context, nor find referenced vars.
5606 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5609 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5610 to pointer to vector pointer.
5611 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5612 propagate_info_to_inlined_callees): Likewise.
5613 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5614 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5615 ipa_check_create_edge_args.
5616 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5617 argument to pointer to vector pointer.
5618 (cgraph_decide_inlining_of_small_function): Adjust
5619 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5623 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5624 optimizing for size, not speed.
5626 PR rtl-optimization/37408
5627 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5628 if parm is promoted.
5630 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5632 PR tree-optimization/37375
5633 * tree-scalar-evolution.c (scev_info_str): Add field
5635 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5636 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5637 set_instantiated_value): Pass instantiated_below.
5638 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5640 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5641 the definitions are not instantiated.
5643 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5644 (block_before_loop): New.
5645 * tree-data-ref.c (dr_analyze_indices): Update uses of
5647 * graphite.c (block_before_scop): New.
5648 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5649 basic block, not a loop for determining the parameters.
5650 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5652 (idx_record_params, find_params_in_bb, find_scop_parameters,
5653 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5654 to instantiate_scev.
5656 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5658 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5662 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5664 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5665 Check zero freq and increase if necessary.
5667 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5669 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5670 regno is in the right range. Add comments.
5672 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5674 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5676 * mips-tfile.c (copy_object): Cast alloca result to int *.
5677 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5679 Rename class to sclass.
5680 (read_tfile): Cast read_seek return values to proper types.
5681 Cast xcalloc return value to proper type.
5683 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5685 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5686 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5687 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5689 2008-09-09 Jan Hubicka <jh@suse.cz>
5691 * profile.c (is_edge_inconsistent): Add debug output; ignore
5692 negative count on fake edges.
5693 (is_inconsistent): Add debug output.
5695 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5697 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5699 (choose_ready): When first insn is chosen from the ready list, also
5702 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5704 PR rtl-optimization/37360
5705 * haifa-sched.c (max_issue): Do not assert that we never issue more
5706 insns than issue_rate. Add comment.
5708 2008-09-09 Richard Guenther <rguenther@suse.de>
5710 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5711 (verify_types_in_gimple_call): Rename to ...
5712 (verify_gimple_call): ... this. Enhance.
5713 (verify_types_in_gimple_cond): Remove.
5714 (verify_gimple_comparison): New function ...
5715 (verify_types_in_gimple_assign): ... split out from here.
5716 (verify_types_in_gimple_return): Rename to ...
5717 (verify_gimple_return): ... this. Enhance.
5718 (verify_types_in_gimple_switch): Rename to ...
5719 (verify_gimple_switch): ... this. Enhance.
5720 (verify_gimple_goto): New function.
5721 (verify_types_in_gimple_phi): Rename to ...
5722 (verify_gimple_phi): ... this. Enhance.
5723 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5724 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5725 (verify_types_in_gimple_seq_2): Remove cases handled in
5726 verify_types_in_gimple_stmt.
5728 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5730 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5731 (push_multiple_operation, pop_multiple_operation): Set it.
5732 (workaround_rts_anomaly): New function.
5733 (workaround_speculation): New function, broken out of bfin_reorg.
5734 (bfin_reorg): Call the new functions.
5736 2008-09-09 Richard Guenther <rguenther@suse.de>
5740 * gimplify.c (gimplify_conversion): Change conversions of
5741 non-register type to VIEW_CONVERT_EXPRs.
5742 (gimplify_addr_expr): If we need to make the operand
5743 addressable make sure to use a properly initialized
5744 temporary for that so it gets a valid gimple store.
5746 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5748 * function.h (struct function): Add function_start_locus.
5749 * cfgexpand.c (gimple_expand_cfg): Use it.
5750 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5752 2008-09-09 Richard Guenther <rguenther@suse.de>
5754 PR tree-optimization/37433
5755 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5758 2008-09-09 Richard Guenther <rguenther@suse.de>
5760 PR tree-optimization/37387
5761 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5762 and bits to a common type.
5764 2008-09-09 Nick Clifton <nickc@redhat.com>
5766 * config/v850/v850.md (return): Restore frame size restriction.
5768 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5770 * c-common.c (c_expand_decl): Remove.
5771 * c-common.h (anon_aggr_type_p): Remove prototype.
5772 (DECL_ANON_UNION_ELEMS): Remove.
5773 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5774 * c-decl.c (anon_aggr_type_p): Remove.
5775 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5776 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5777 * langhooks.h (struct lang_hooks): Remove expand_decl.
5778 * langhooks.c (lhd_expand_decl): Remove.
5779 * stmt.c (expand_anon_union_decl): Remove.
5780 * tree.h (expand_anon_union_decl): Remove prototype.
5782 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5785 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5787 * config/avr/avr.md (QISI) : Define mode iterator.
5788 (negated_tst<mode>) : Redefine as split using mode macro.
5789 (reversed_tstqi): Define insn as reversed compare with zero.
5790 (reversed_tsthi): Ditto.
5791 (reversed_tstsi): Ditto.
5793 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5796 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5797 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5800 * predict.c (optimize_function_for_size_p): Don't segfault if
5802 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5803 tree_swap_operands_p): Don't test cfun != NULL before calling
5804 optimize_function_for_s*_p.
5806 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5808 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5811 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5813 * crx/crx.h (IRA_COVER_CLASSES): Define.
5815 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5818 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5819 even when a stmt has been gimple_modified_p, but after fold_stmt is
5820 not any longer. Remove unneeded may_have_exposed_new_symbols
5823 2008-09-08 Richard Guenther <rguenther@suse.de>
5825 PR tree-optimization/37421
5826 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5829 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5832 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5834 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5837 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5838 * pa-hpux10.h (LINK_SPEC): Likewise.
5839 * pa-hpux11.h (LINK_SPEC): Likewise.
5841 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5843 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5844 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5846 2008-09-07 Helge Deller <deller@gmx.de>
5848 * pa/linux-atomic.c: New file.
5849 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5850 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5852 2008-09-07 Richard Guenther <rguenther@suse.de>
5853 Ira Rosen <irar@il.ibm.com>
5855 PR tree-optimization/36630
5856 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5857 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5859 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5860 Ira Rosen <irar@il.ibm.com>
5862 PR tree-optimization/35642
5863 * config/rs6000/altivec.md (mulv8hi3): Implement.
5865 2008-09-06 Jeff Law <law@redhat.com>
5867 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5869 2008-09-06 Jan Hubicka <jh@suse.cz>
5871 PR tree-optimization/14703
5872 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5874 * passes.c (init_optimization_passes): Recompute inline parameters.
5876 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5878 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5881 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5882 Peter Fuerst <post@pfrst.de>
5884 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5885 * doc/extend.texi: Document __builtin_mips_cache.
5886 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5887 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5888 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5889 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5890 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5891 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5892 (set_push_mips_isas): New variable.
5893 (mips_r10k_cache_barrier): New variable.
5894 (cache): New availability predicate.
5895 (mips_builtins): Add an entry for __builtin_mips_cache.
5896 (mips_build_cvpointer_type): New function.
5897 (MIPS_ATYPE_CVPOINTER): New macro.
5898 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5900 (r10k_simplified_address_p, r10k_simplify_address)
5901 (r10k_uncached_address_p, r10k_safe_address_p)
5902 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5903 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5904 (r10k_insert_cache_barriers): New functions.
5905 (mips_reorg_process_insns): Delete cache barriers after a
5906 branch-likely instruction.
5907 (mips_reorg): Call r10k_insert_cache_barriers.
5908 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5909 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5910 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5911 (mips_cache, r10k_cache_barrier): New define_insns.
5913 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5915 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5916 * ira-color.c (setup_allocno_left_conflicts_num): Use
5917 hard_reg_set_equal_p instead of a comparison with
5918 ira_zero_hard_reg_set.
5919 * ira.c (setup_reg_subclasses): Likewise.
5920 (setup_cover_and_important_classes): Likewise.
5921 (setup_class_translate): Likewise.
5922 (setup_reg_class_intersect_union): Likewise.
5923 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5924 (ira_init_once): Don't initialize them.
5926 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5928 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5930 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5932 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5934 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5936 Improved branch hints, safe hints, and scheduling.
5938 * haifa-sched.c (sched_emit_insn) : Define.
5939 * sched-int.h (sched_emit_insn) : Add prototype.
5940 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5941 -mhint-max-distance -msafe-hints) : Document.
5942 * config/spu/spu.c (spu_flag_var_tracking): New.
5943 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5944 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5945 TARGET_ASM_FILE_START): Define.
5946 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5947 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5948 (spu_emit_branch_hint): Add blocks argument.
5949 (insert_branch_hints, insert_nops): Remove.
5950 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5951 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5952 spu_sched_reorder, asm_file_start): New functions.
5953 (clock_var, spu_sched_length, pipe0_clock,
5954 pipe1_clock, prev_clock_var, prev_priority,
5955 spu_ls_first, prev_ls_clock): New static variables.
5956 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5957 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5958 (nopn_nv): Add a non-volatile version of nop.
5959 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5960 -mhint-max-distance, -msafe-hints): New options.
5962 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5963 Samuel Tardieu <sam@rfc1149.net>
5965 * opts.c (decode_options): Combine nested if statements.
5968 * opts.c (decode_options): Handle more relationships among
5969 unit-at-a-time, toplevel-reorder, and section-anchors.
5971 2008-09-05 David Daney <ddaney@avtrex.com>
5973 * doc/install.texi (--enable-reduced-reflection): Document new option.
5975 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5977 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5979 (constantpool_operand): New.
5980 (move_operand): Disallow sub-word modes for the constant pool.
5981 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5982 (xtensa_secondary_reload_class): Replace with....
5983 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5984 Set icode for sub-word reloads from the constant pool.
5985 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5986 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5987 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5988 * config/xtensa/xtensa-protos.h: Update prototypes.
5990 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5992 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5993 (REG_CLASS_NAMES): Update.
5994 (REG_CLASS_CONTENTS): Update.
5995 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5996 of ALL_REGS for regs 77 and 78.
5997 * function.c (instantiate_virtual_regs_in_insn): Assert that
5998 return value of simplify_gen_subreg is not NULL.
6000 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6002 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6003 (gen_rtvec_v): Fix coding standards.
6005 2008-09-04 Jan Hubicka <jh@suse.cz>
6007 * i386.c (decide_alg): Be more conservative about optimizing for size.
6009 2008-09-04 Ian Lance Taylor <iant@google.com>
6011 * varasm.c (narrowing_initializer_constant_valid_p): New
6013 (initializer_constant_valid_p): Call it.
6015 2008-09-04 Jeff Law <law@redhat.com>
6017 * fold-const.c (native_encode_real): Fix computation of WORDS.
6018 (native_interpret_real): Likewise.
6020 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6022 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6024 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6026 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6027 that the cost is already taken into account in ira-costs.c
6029 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6031 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6032 ira_debug_copies): New.
6033 (ira_bulid): Call print_copies.
6035 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6037 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6040 * config/rs6000/rs6000.c (optimization_options): Remove check of
6041 flag_toplevel_order.
6043 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6045 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6046 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6047 second operand is a reg_imm10_operand.
6048 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6049 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6050 (*seq_<GPR:mode><GPR2:mode>): Rename to
6051 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6053 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6054 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6056 (*sne_<GPR:mode><GPR2:mode>): Rename to
6057 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6060 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6062 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6063 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6064 combining an arithmetic right shift by more than 31 and a
6065 trunction. Don't match for out-of-range shift amounts. Set
6066 attribute mode to <MODE>.
6067 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6068 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6069 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6070 shifts by less than 32.
6071 (extv): Change predicate on first operand to accept registers.
6072 Change predicate of the other operands from immediate_operand to
6073 const_int_operand. Expand exts when source is a register.
6074 (extzv): Change predicate of the constant operands from
6075 immediate_operand to const_int_operand.
6076 (extzv<mode>): Change predicate of the constant operands from
6077 immediate_operand to const_int_operand and no constraint. Also
6079 (*extzv_trunc<mode>_exts): New pattern.
6081 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6083 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6084 * config/mips/mips-protos.h (mask_low_and_shift_p,
6085 mask_low_and_shift_len): Declare.
6086 * config/mips/mips.c (mask_low_and_shift_p,
6087 mask_low_and_shift_len): New functions.
6088 (mips_print_operand): Handle new operand prefix "m".
6089 * config/mips/mips.md (*cins<mode>): New pattern.
6091 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6093 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6094 optimizing for size.
6096 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6098 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6099 regardless of epilogue_completed.
6101 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6104 * ira-lives.c (process_bb_node_lives): Check setjmp.
6106 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6109 * ira-build.c (form_loop_tree): Reverse BB walk.
6110 (create_bb_allocnos): Likewise.
6111 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6112 (mark_reg_store): Rename to...
6113 (mark_ref_live): ...this and take a df_ref argument instead of
6114 note_stores arguments. Assert that we have a register.
6115 (mark_reg_clobber): Delete.
6116 (def_conflicts_with_inputs_p): New function.
6117 (mark_reg_conflicts): Delete.
6118 (mark_reg_death): Rename to...
6119 (mark_ref_dead): ...this and take a df_ref argument instead of
6120 a register. Assert that we have a register.
6121 (process_bb_node_lives): Hoist frequency calculation out of
6122 instruction walk. Convert from a forwards scan to a backwards scan.
6123 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6124 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6125 (create_allocno_live_ranges): Don't create regs_set.
6127 2008-09-04 Ian Lance Taylor <iant@google.com>
6129 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6130 or REG_LABEL_TARGET.
6131 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6132 comparing MODE with MEM.
6133 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6134 comparing with GF_PREDICT_TAKEN.
6135 (gimple_get_lhs): Change code to enum gimple_code.
6136 (gimple_set_lhs): Likewise.
6137 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6138 * omp-low.c (find_omp_clause): Change kind parameter to enum
6140 * tree-flow.h (find_omp_clause): Update declaration.
6141 * regrename.c (clear_dead_regs): Change kind parameter to enum
6143 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6145 * see.c (see_get_extension_data): Change return type to enum
6146 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6147 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6148 (see_gen_normalized_extension): Change extension_code parameter to
6150 (see_seek_pre_extension_expr): Change extension_code to enum
6152 (see_merge_one_def_extension): Likewise.
6153 (see_handle_relevant_defs): Likewise.
6154 (see_handle_relevant_uses): Likewise.
6155 (see_analyze_one_def): Likewise.
6156 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6157 GIMPLE_ASM rather than ASM_EXPR.
6158 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6159 GIMPLE_RETURN rather than RETURN_EXPR.
6160 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6161 (evaluate_stmt): Likewise.
6162 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6163 to enum vect_relevant.
6164 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6165 compare gimple codes with tree codes.
6167 2008-09-04 Paul Brook <paul@codesourcery.com>
6169 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6171 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6173 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6174 pointer check lost in the recent no-unit-at-a-time patch.
6176 2008-09-04 Jan Hubicka <jh@suse.cz>
6179 * tree-switch-conversion.c (check_final_bb): Accept only IP
6182 2008-09-04 Jan Hubicka <jh@suse.cz>
6184 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6186 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6187 using_ranges argument.
6188 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6189 (vrp_visit_cond_stmt): Update call of
6190 vrp_evaluate_conditional_warnv_with_ops
6192 2008-09-04 Jan Hubicka <jh@suse.cz>
6194 PR tree-optimization/37345
6195 PR tree-optimization/37358
6196 PR tree-optimization/37357
6197 * tree.c (build_function_type_skip_args): Build distinct type copy;
6199 (build_function_decl_skip_args): Set type of new decl not orig decl;
6200 clear DECL_VINDEX for methods turned into functions.
6202 2008-09-04 Nick Clifton <nickc@redhat.com>
6204 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6205 * configure: Regenerate.
6206 * config.in: Regenerate.
6207 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6208 alignment field, if it is supported.
6210 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6212 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6215 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6217 * config/rs6000/rs6000.c (processor_target_table): Do not
6218 enable VMX for POWER6.
6220 2008-09-03 Anton Blanchard <anton@samba.org>
6222 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6223 emit memory barrier before operation.
6225 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6228 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6229 default_elf_asm_output_external.
6231 2008-09-03 Jeff Law <law@redhat.com>
6233 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6235 2008-09-03 Richard Henderson <rth@redhat.com>
6237 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6238 memory barrier to below the test-and-set.
6239 (alpha_split_lock_test_and_set_12): Likewise.
6241 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6245 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6248 * ira-color.c (print_loop_title): Use all_allocnos.
6249 (color_pass): Ditto. Don't add border_allocnos. Check that
6250 subloop allocno in the correspdoning bitmap all_allocnos.
6252 * ira-emit.c (change_loop): Use all_allocnos.
6254 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6255 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6256 (create_cap_allocno): Remove setting mentioned_allocnos.
6257 (create_insn_allocnos): Ditto.
6258 (remove_unnecessary_allocnos): Use all_allocnos.
6259 (check_allocno_creation): Check that allocnos are in the
6260 corresponding bitmap all_allocnos.
6262 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6266 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6267 (process_regs_for_copy): Process subregs. Refine check when cost
6268 is taken into account in ira-costs.c.
6269 (process_reg_shuffles): Use REG_SUBREG_P.
6270 (add_insn_allocno_copies): Ditto. Ignore modes.
6272 * ira-color.c (conflict_allocno_vec): New.
6273 (COST_HOP_DIVISOR): New macro.
6274 (update_copy_costs_1): Use it.
6275 (update_conflict_hard_regno_costs): New function.
6276 (assign_hard_reg): Use it.
6277 (ira_color): Allocate and free conflict_allocno_vec.
6279 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6283 * ira-int.h (ira_sort_insn_chain): Remove.
6285 * ira.c (basic_block_order_nums, chain_insn_order,
6286 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6287 (ira): Don't call ira_sort_insn_chain.
6289 * reload1.c (reload): Don't call ira_sort_insn_chain.
6291 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6294 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6295 which become non throw.
6296 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6297 update_call_expr after updating the flags on the decl.
6299 2008-09-03 Jan Hubicka <jh@suse.cz>
6301 PR tree-optimization/37315
6302 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6303 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6304 (cgraph_analyze_functions): Use node->analyzed
6305 (cgraph_mark_functions_to_output): Likewise.
6306 (cgraph_expand_function): All functions can be released after
6308 (cgraph_optimize): Use gimple_has_body_p.
6309 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6310 (cgraph_decide_inlining_incrementally): Likewise.
6311 (inline_transform): Inline transform.
6312 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6314 (inlinable_function_p): Drop gimple_body check.
6315 (expand_call_inline): Use gimple_has_body_p.
6316 * gimple.c (gimple_has_body_p): New.
6317 * gimple.h (gimple_has_body_p): Add prototype.
6318 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6319 (dump_function_to_file): Use gimple_has_body_p check.
6321 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6324 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6326 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6328 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6330 From Michael Frysinger <michael.frysinger@analog.com>
6331 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6332 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6335 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6338 * doc/extend.texi: Document picoChip builtin functions.
6339 * doc/invoke.texi: Document picoChip options.
6340 * doc/contrib.texi: Add picoChip contribution.
6341 * doc/md.texi: Document picoChip constraints.
6342 * config.gcc: Add picochip-*-*.
6343 * config/picochip/: Add new port.
6345 2008-09-03 Richard Guenther <rguenther@suse.de>
6347 PR tree-optimization/37328
6348 * tree-sra.c (sra_build_assignment): Gimplify properly.
6349 (generate_copy_inout): Take the correct stmt as definition,
6350 remove bogus assert.
6352 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6354 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6357 From Michael Frysinger <michael.frysinger@analog.com>
6358 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6360 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6362 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6363 (__gthread_setspecific): Revert 2008-08-31 change to
6364 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6366 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6368 * diagnostic.c (error_at): New.
6369 * toplev.h (error_at): New prototype.
6370 * c-typeck.c (build_array_ref): Call error_at instead of error.
6371 Pass location to pedwarn.
6373 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6375 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6377 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6379 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6380 VAR_DECL and CONST_DECL.
6382 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6383 Jakub Jelinek <jakub@redhat.com>
6385 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6386 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6387 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6388 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6389 Don't set ix86_save_varrargs_registers.
6390 (ix86_setup_incoming_varargs): Assume cum != NULL.
6391 (ix86_va_start): Check ix86_varargs_gpr_size and
6392 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6393 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6394 from frame pointer if ix86_varargs_gpr_size == 0.
6395 (ix86_compute_frame_layout): Updated.
6396 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6397 (ix86_varargs_gpr_size): Define.
6398 (ix86_varargs_fpr_size): Likewise.
6399 (machine_function): Remove save_varrargs_registers.
6400 Add varargs_gpr_size and varargs_fpr_size.
6402 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6404 * config/alpha/alpha.c (va_list_skip_additions,
6405 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6406 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6409 PR tree-optimization/36766
6410 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6411 for already removed basic blocks.
6414 * real.c (real_maxval): Clear a lower bit to make real_maxval
6415 match get_max_float for IBM long double format.
6417 2008-09-02 Andreas Schwab <schwab@suse.de>
6419 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6420 * configure: Regenerate.
6422 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6424 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6425 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6426 checking for a non-VOID CONSTANT_P.
6428 2008-09-02 Jan Hubicka <jh@suse.cz>
6430 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6431 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6434 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6436 * expr.c (emit_group_store): Don't assert stack temp mode size.
6438 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6439 Tobias Grosser <grosser@fim.uni-passau.de>
6440 Jan Sjodin <jan.sjodin@amd.com>
6441 Harsha Jagasia <harsha.jagasia@amd.com>
6442 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6443 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6444 Adrien Eliche <aeliche@isty.uvsq.fr>
6446 Merge from graphite branch.
6449 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6450 * doc/invoke.texi (-floop-block, -floop-interchange,
6451 -floop-strip-mine): Document new flags.
6452 * tree-into-ssa.c (gimple_vec): Moved...
6453 * tree-loop-distribution.c (rdg_component): Moved...
6454 * cfgloopmanip.c: Include tree-flow.h.
6455 (update_dominators_in_loop): New.
6456 (create_empty_if_region_on_edge): New.
6457 (create_empty_loop_on_edge): New.
6458 (loopify): Use update_dominators_in_loop.
6459 * tree-pass.h (pass_graphite_transforms): Declared.
6460 * configure: Regenerate.
6461 * tree-phinodes.c (make_phi_node): Export.
6462 (add_phi_node_to_bb): New, split from create_phi_node.
6463 * tree-chrec.c (for_each_scev_op): New.
6464 * tree-chrec.h (for_each_scev_op): Declared.
6465 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6466 (remove_statement): Call get_phi_with_result.
6467 * config.in (HAVE_cloog): Undef.
6468 * gdbinit.in (pgg): New.
6469 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6470 * tree-ssa-loop.c (graphite_transforms): New.
6471 (gate_graphite_transforms): New.
6472 (pass_graphite_transforms): New.
6473 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6474 HAVE_cloog): Defined.
6475 * tree-vectorizer.c (rename_variables_in_bb): Export.
6476 * tree-data-ref.c (dr_may_alias_p): Export.
6477 (stmt_simple_memref_p): New.
6478 (find_data_references_in_stmt): Export.
6479 (find_data_references_in_loop): Export.
6480 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6481 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6482 (create_rdg_vertices): Export.
6483 (build_empty_rdg): New.
6484 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6485 * tree-data-ref.h (rdg_component): ... here.
6487 (struct data_reference): Add a field scop.
6489 (find_data_references_in_loop): Declared.
6490 (find_data_references_in_stmt): Declared.
6491 (create_rdg_vertices): Declared.
6492 (dr_may_alias_p): Declared.
6493 (stmt_simple_memref_p): Declared.
6494 (struct rdg_edge): Add a field ddr_p relation.
6495 (build_empty_rdg): Declared.
6496 * lambda.h (lambda_matrix): Declare a VEC of.
6497 (find_induction_var_from_exit_cond): Declared.
6498 (lambda_vector_compare): New.
6499 * common.opt (fgraphite, floop-strip-mine,
6500 floop-interchange, floop-block): New flags.
6501 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6502 * cfgloop.c (is_loop_exit): New.
6503 * cfgloop.h (is_loop_exit): Declared.
6504 (create_empty_if_region_on_edge): Declared.
6505 (create_empty_loop_on_edge): Declared.
6506 * tree-flow.h (add_phi_node_to_bb): Declared.
6507 (make_phi_node): Declared.
6508 (rename_variables_in_bb): Declared.
6509 (perfect_loop_nest_depth): Declared.
6510 (graphite_transform_loops): Declared.
6511 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6512 (graphite.o-warn): Add -Wno-error.
6513 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6514 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6515 (INCLUDES): Add PPLINC, CLOOGINC.
6516 (OBJS-common): Add graphite.o.
6517 (graphite.o): Add rule.
6518 * gimple.h (gimple_vec): ... here.
6519 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6520 * passes.c (init_optimization_passes): Schedule
6521 pass_graphite_transforms.
6523 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6526 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6527 and -fno-toplevel-reorder after handle_options.
6529 2008-09-02 Paul Brook <paul@codesourcery.com>
6531 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6532 (arm_override_options): Set arm_tune_cortex_a9.
6533 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6534 (arm_issue_rate): Handle cortexa9.
6535 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6536 * config/arm/arm-cores.def: Add cortex-a9.
6537 * config/arm/arm-tune.md: Regenerate.
6538 * config/arm/arm.md: Include cortex-a9.md.
6539 (generic_sched, generic_vfp): Add cortexa9.
6540 * config/arm/cortex-a9.md: New file.
6542 2008-09-02 Richard Guenther <rguenther@suse.de>
6544 PR tree-optimization/37327
6545 * tree-vrp.c (register_new_assert_for): Make sure to not have
6546 TREE_OVERFLOW set on the bound.
6548 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6550 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6552 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6553 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6556 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6558 * gcc/config/spu/spu.md (divdf3): Removed.
6560 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6562 PR tree-optimization/37095
6563 * cgraph.c (cgraph_node): When creating new cgraph node after
6564 assembler_name_hash has been populated, record it in the hash
6567 2008-09-01 Paul Brook <paul@codesourcery.com>
6569 * doc/invoke.texi: Document -mword-relocations.
6570 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6571 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6572 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6573 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6574 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6575 (arm_emit_movpair): New function.
6576 (arm_print_operand <c>): Handle sybolic addresses.
6577 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6578 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6579 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6580 * config/arm/arm.opt: Add -mword-relocations.
6581 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6582 (arm_movt, arm_movw): New.
6584 2008-09-01 Paul Brook <paul@codesourcery.com>
6586 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6587 Allow Interworking on ARMv4 EABI based targets.
6588 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6589 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6591 2008-09-01 Paul Brook <paul@codesourcery.com>
6593 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6594 optimized LT0 test. Remove optimization for GT.
6596 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6598 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6599 openmp applications.
6600 * pa-hpux11.h (LIB_SPEC): Likewise.
6602 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6605 2008-09-01 Jan Hubicka <jh@suse.cz>
6607 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6608 present, use only counts; when guessed use only frequencies.
6609 (estimate_bb_frequencies): Use function_frequency.
6610 * profile.c (compute_branch_probabilities): Exit early when
6611 profile reading failed. Set profile_status.
6612 (branch_prob): Do not set profile_status.
6614 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6616 * tree.c (protected_set_expr_location): New.
6617 * tree.h (protected_set_expr_location): New prototype.
6618 * c-tree.h (build_array_ref): Add argument.
6619 (parser_build_unary_op): Same.
6620 * c-typeck.c (build_indirect_ref): Handle new location argument.
6621 (build_array_ref): Same.
6622 (parser_build_unary_op): Same.
6623 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6625 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6627 * c-common.c (finish_label_address_expr): Handle new location argument.
6628 * c-common.h (build_indirect_ref): Add argument.
6629 (finish_label_address_expr): Same.
6630 * c-parser.c (c_parser_unary_expression): Pass location to build
6632 (c_parser_postfix_expression): Same.
6634 2008-09-01 Paul Brook <paul@codesourcery.com>
6636 * config/arm/arm.md: Include cortex-r4f.md.
6637 (attr fpu): Update type list.
6638 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6639 fconstd, fcmps and fcmpd.
6640 (attr tune_cortexr4): Define.
6641 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6642 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6643 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6644 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6645 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6646 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6647 cortex_a8_vfp_farith: Ditto.
6648 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6649 * config/arm/cortex-r4.md: Use tune_cortexr4.
6650 * config/arm/cortex-r4f.md: New file.
6652 2008-09-01 Richard Guenther <rguenther@suse.de>
6654 PR tree-optimization/37305
6655 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6656 the result of constant conversions.
6657 (fold_gimple_assign): Likewise.
6659 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6661 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6662 #ifdef ENABLE_CHECKING.
6664 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6666 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6667 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6668 when !INSN_SCHEDULING.
6670 2008-09-01 Andreas Schwab <schwab@suse.de>
6672 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6674 2008-09-01 Paul Brook <paul@codesourcery.com>
6676 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6678 2008-09-01 Jan Hubicka <jh@suse.cz>
6680 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6682 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6684 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6685 * gimplify.c (gimplify_init_constructor): Add speed operand.
6686 * tree-sra.c (decide_block_copy): Likewise.
6687 * tree-inline.c (estimate_move_cost): Likewise.
6688 * config/alpha/alpha.h (MOVE_RATIO): Update.
6689 * config/frv/frv.c (MOVE_RATIO): Update.
6690 * config/spu/spu.h (MOVE_RATIO): Update.
6691 * config/sparc/sparc.h (MOVE_RATIO): Update.
6692 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6693 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6694 * config/cris/cris.h (MOVE_RATIO): Update.
6695 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6696 * config/arm/arm.h (MOVE_RATIO): Update.
6697 * config/pa/pa.md: Update uses of MOVE_RATIO
6698 * config/pa/pa.h (MOVE_RATIO): Update.
6699 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6700 CLEAR_RATIO, SET_RATIO): Update.
6701 * config/h8300/h8300.h (MOVE_RATIO): Update.
6702 * config/v850/v850.h (MOVE_RATIO): Update.
6703 * config/bfin/bfin.h (MOVE_RATIO): Update.
6705 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6706 Dmitry Melnik <dm@ispras.ru>
6707 Dmitry Zhurikhin <zhur@ispras.ru>
6708 Alexander Monakov <amonakov@ispras.ru>
6709 Maxim Kuvyrkov <maxim@codesourcery.com>
6711 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6712 sel-sched-dump.c, sel-sched-ir.c: New files.
6713 * Makefile.in (OBJS-common): Add selective scheduling object files.
6714 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6715 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6716 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6717 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6718 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6719 (make_forwarder_block): Update loop latch if we have redirected
6720 the loop latch edge.
6721 * cfgloop.c (get_loop_body_in_custom_order): New function.
6722 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6723 (CP_FALLTHRU_PREHEADERS): Likewise.
6724 (get_loop_body_in_custom_order): Declare.
6725 * cfgloopmanip.c (has_preds_from_loop): New.
6726 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6727 Assert that the preheader edge will be fall thru when it is set.
6728 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6729 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6730 fsel-sched-substitution, fselective-scheduling): New flags.
6731 * cse.c (hash_rtx_cb): New.
6733 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6734 sel_sched_insn_cnt): New counters.
6735 * final.c (compute_alignments): Export. Free dominance
6736 info after loop_optimizer_finalize.
6737 * genattr.c (main): Output maximal_insn_latency prototype.
6738 * genautomata.c (output_default_latencies): New.
6739 Factor its code from ...
6740 (output_internal_insn_latency_func): ... here.
6741 (output_internal_maximal_insn_latency_func): New.
6742 (output_maximal_insn_latency_func): New.
6743 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6744 (struct hard_reg_set_iterator): New.
6745 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6746 hard_reg_set_iter_next): New functions.
6747 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6748 * lists.c (remove_free_INSN_LIST_node,
6749 remove_free_EXPR_LIST_node): New functions.
6750 * loop-init.c (loop_optimizer_init): When
6751 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6752 calling create_preheaders.
6753 (loop_optimizer_finalize): Do not verify flow info after reload.
6754 * recog.c (validate_replace_rtx_1): New parameter simplify.
6755 Default it to true. Update all uses. Factor out simplifying
6757 (simplify_while_replacing): ... this new function.
6758 (validate_replace_rtx_part,
6759 validate_replace_rtx_part_nosimplify): New.
6760 * recog.h (validate_replace_rtx_part,
6761 validate_replace_rtx_part_nosimplify): Declare.
6762 * rtl.c (rtx_equal_p_cb): New.
6763 (rtx_equal_p): Use it.
6764 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6765 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6766 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6767 * vecprim.h: Add a vector type for unsigned int.
6768 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6769 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6770 ready_try, cycle_issued_insns, spec_info): Make global.
6771 (readyp): Initialize.
6772 (dfa_lookahead): New global variable.
6773 (old_max_uid, old_last_basic_block): Remove.
6774 (h_i_d): Make it a vector.
6775 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6777 (after_recovery, adding_bb_to_current_region_p):
6778 New variables to handle correct insertion of the recovery code.
6779 (struct ready_list): Move declaration to sched-int.h.
6780 (rgn_n_insns): Removed.
6781 (rtx_vec_t): Move to sched-int.h.
6782 (find_insn_reg_weight): Remove.
6783 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6784 (haifa_init_h_i_d, haifa_finish_h_i_d):
6785 New functions to initialize / finalize haifa instruction data.
6786 (extend_h_i_d, init_h_i_d): Rewrite.
6787 (unlink_other_notes): Move logic to add_to_note_list. Handle
6788 selective scheduler.
6789 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6790 find_fallthru_edge): Make global, remove static prototypes.
6791 (max_issue): Make global. Add privileged_n and state parameters. Use
6793 (extend_global, extend_all): Removed.
6794 (init_before_recovery): Add new param. Fix the handling of the case
6795 when we insert a recovery code before the EXIT which has a predecessor
6796 with a fallthrough edge to it.
6797 (create_recovery_block): Make global. Rename to
6798 sched_create_recovery_block. Update.
6799 (change_pattern): Rename to sched_change_pattern. Make global.
6800 (speculate_insn): Rename to sched_speculate_insn. Make global.
6801 Split haifa-specific functionality into ...
6802 (haifa_change_pattern): New static function.
6803 (sched_extend_bb): New static function.
6804 (sched_init_bbs): New function.
6805 (current_sched_info): Change type to struct haifa_sched_info.
6806 (insn_cost): Adjust for selective scheduling.
6807 (dep_cost_1): New function. Move logic from ...
6808 (dep_cost): ... here.
6809 (dep_cost): Use dep_cost_1.
6810 (contributes_to_priority_p): Use sched_deps_info instead of
6812 (priority): Adjust to work with selective scheduling. Process the
6813 corner case when all dependencies don't contribute to priority.
6814 (rank_for_schedule): Use ds_weak instead of dep_weak.
6815 (advance_state): New function. Move logic from ...
6816 (advance_one_cycle): ... here.
6817 (add_to_note_list, concat_note_lists): New functions.
6818 (rm_other_notes): Make static. Adjust for selective scheduling.
6819 (remove_notes, restore_other_notes): New functions.
6820 (move_insn): Add two arguments. Update assert. Don't call
6822 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6823 Remove more_issue, max_points. Move the code to initialize
6824 max_lookahead_tries to max_issue.
6825 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6826 ready. Adjust use of move_insn. Call restore_other_notes.
6828 (sched_init, sched_finish): Move Haifa-specific initialization/
6830 (haifa_sched_init, haifa_sched_finish): ... respectively.
6832 (setup_sched_dump): New function.
6833 (haifa_init_only_bb): New static function.
6834 (haifa_speculate_insn): New static function.
6835 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6836 (extend_ready, extend_all): Remove.
6837 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6838 (create_check_block_twin, add_to_speculative_block): Use
6839 haifa_insns_init instead of extend_global. Update to use new
6840 initialization functions. Change parameter. Factor out code from
6841 create_check_block_twin to ...
6842 (sched_create_recovery_edges) ... this new function.
6843 (add_block): Remove.
6844 (sched_scan_info): New.
6845 (extend_bb): Use sched_scan_info.
6846 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6847 static functions for walking through scheduling region.
6848 (sched_luids): New vector variable to replace uid_to_luid.
6849 (luids_extend_insn): New function.
6850 (sched_max_luid): New variable.
6851 (luids_init_insn): New function.
6852 (sched_init_luids, sched_finish_luids): New functions.
6853 (insn_luid): New debug function.
6854 (sched_extend_target): New function.
6855 (haifa_init_insn): New static function.
6856 (sched_init_only_bb): New hook.
6857 (sched_split_block): New hook.
6858 (sched_split_block_1): New function.
6859 (sched_create_empty_bb): New hook.
6860 (sched_create_empty_bb_1): New function.
6861 (common_sched_info, ready): New global variables.
6862 (current_sched_info_var): Remove.
6863 (move_block_after_check): Use common_sched_info.
6864 (haifa_luid_for_non_insn): New static function.
6865 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6866 (increase_insn_priority): New.
6867 * modulo-sched.c: (issue_rate): Remove static declaration.
6868 (sms_sched_info): Change type to haifa_sched_info.
6869 (sms_sched_deps_info, sms_common_sched_info): New variables.
6870 (setup_sched_infos): New.
6871 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6872 Do not call regstat_free_calls_crossed.
6873 (sms_print_insn): Use const_rtx.
6874 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6875 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6876 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6877 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6878 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6879 current_sched_info to use it.
6880 (enum reg_pending_barrier_mode): Move to sched-int.h.
6881 (h_d_i_d): New variable. Initialize to NULL.
6882 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6884 (estimate_dep_weak): Remove static declaration.
6885 (sched_has_condition_p): New function. Adjust users of
6886 sched_get_condition to use it instead.
6887 (conditions_mutex_p): Add arguments indicating which conditions are
6889 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6890 argument to indicate whether returned condition is reversed. Do not
6891 generate new rtx when condition should be reversed; indicate it by
6892 setting new argument instead.
6893 (add_dependence_list_and_free): Add deps parameter.
6894 Update all users. Do not free dependence list when
6895 deps context is readonly.
6896 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6898 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6899 (remove_from_deps): New. Use the above functions.
6900 (cur_insn, can_start_lhs_rhs_p): New static variables.
6901 (add_or_update_back_dep_1): Initialize present_dep_type.
6902 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6903 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6904 haifa_note_dep): New functions implementing dependence hooks for
6905 the Haifa scheduler.
6906 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6907 note_dep): New functions.
6908 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6910 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6911 (free_deps): Initialize deps->reg_last.
6912 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6913 sched_analyze_insn): Update to use dependency hooks infrastructure
6914 and readonly contexts.
6915 (deps_analyze_insn): New function. Move part of logic from ...
6916 (sched_analyze): ... here. Also move some logic to ...
6917 (deps_start_bb): ... here. New function.
6918 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6920 (sched_deps_init): New function. Move code from ...
6921 (init_dependency_caches): ... here. Remove.
6922 (init_deps_data_vector): New.
6923 (sched_deps_finish): New function. Move code from ...
6924 (free_dependency_caches): ... here. Remove.
6925 (init_deps_global, finish_deps_global): Adjust for use with
6926 selective scheduling.
6927 (get_dep_weak): Move logic to ...
6928 (get_dep_weak_1): New function.
6929 (ds_merge): Move logic to ...
6930 (ds_merge_1): New static function.
6931 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6932 (ds_get_max_dep_weak): New function.
6933 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6934 (n_insns): Rename to rgn_n_insns.
6935 (debug_ebb_dependencies): New function.
6936 (init_ready_list): Use it.
6937 (begin_schedule_ready): Use sched_init_only_bb.
6938 (ebb_print_insn): Indicate when an insn starts a new cycle.
6939 (contributes_to_priority, compute_jump_reg_dependencies,
6940 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6941 (add_block1): Remove to ebb_add_block.
6942 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6943 (schedule_ebb): Initialize them. Use remove_notes instead of
6944 rm_other_notes. Use haifa_local_init/finish.
6945 (schedule_ebbs): Use haifa_sched_init/finish.
6946 * sched-int.h: Include vecprim.h, remove rtl.h.
6947 (struct ready_list): Delete declaration.
6948 (sched_verbose_param, enum sched_pass_id_t,
6949 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6950 (struct sched_scan_info_def): New structure.
6951 (sched_scan_info, sched_scan, sched_init_bbs,
6952 sched_init_luids, sched_finish_luids, sched_extend_target,
6953 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6954 (struct common_sched_info_def): New.
6955 (common_sched_info, haifa_common_sched_info,
6956 sched_emulate_haifa_p): Declare.
6958 (sched_luids): Declare.
6959 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6960 (sched_max_luid, insn_luid): Declare.
6961 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6962 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6963 print_insn, print_pattern, print_value, haifa_classify_insn,
6964 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6965 setup_sched_dump, sched_init, sched_finish,
6966 sel_insn_is_speculation_check): Export.
6967 (struct ready_list): Move from haifa-sched.c.
6968 (ready_try, ready, max_issue): Export.
6969 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6970 sched_init_only_bb, sched_split_block, sched_split_block_1,
6971 sched_create_empty_bb, sched_create_empty_bb_1,
6972 sched_create_recovery_block, sched_create_recovery_edges): Export.
6973 (enum reg_pending_barrier_mode): Export.
6974 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6976 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6977 print_insn field. Move add_block and fix_recovery_cfg to
6978 common_sched_info_def. Move compute_jump_reg_dependencies,
6980 (struct sched_deps_info_def): ... this new structure.
6981 (sched_deps_info): Declare.
6982 (struct spec_info_def): Remove weakness_cutoff, add
6983 data_weakness_cutoff and control_weakness_cutoff.
6984 (spec_info): Declare.
6985 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6987 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6988 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6989 (current_sched_info): Change type to struct haifa_sched_info.
6990 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6991 (h_d_i_d): New variable.
6992 (HDID): New accessor macro.
6993 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6994 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6996 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6997 (enum SCHED_FLAGS): Update for selective scheduler.
6998 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6999 (init_dependency_caches, free_dependency_caches): Delete declarations.
7000 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7001 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7002 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7003 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7004 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7006 (rm_other_notes): Delete declaration.
7007 (schedule_block): Remove one argument.
7008 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7009 ready_element, ready_lastpos, sched_extend_ready_list,
7010 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7011 concat_note_lists): Export.
7012 (struct region): Move from sched-rgn.h.
7013 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7014 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7015 BLOCK_TO_BB, CONTAINING_RGN): Export.
7016 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7017 (current_nr_blocks, current_blocks, target_bb): Likewise.
7018 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7019 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7020 sched_rgn_local_init, extend_regions,
7021 rgn_make_new_region_out_of_new_block, compute_priorities,
7022 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7023 extend_rgns, deps_join rgn_setup_common_sched_info,
7024 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7025 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7026 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7027 increase_insn_priority): Likewise.
7028 * sched-rgn.c: Include sel-sched.h.
7029 (ref_counts): New static variable. Use it ...
7030 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7031 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7032 (sched_is_disabled_for_current_region_p): Delete static declaration.
7033 (struct region): Move to sched-int.h.
7034 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7035 ebb_head): Define and initialize.
7036 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7037 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7038 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7040 (find_single_block_region): Add new argument to indicate that EBB
7041 regions should be constructed.
7042 (debug_live): Delete declaration.
7043 (current_nr_blocks, current_blocks, target_bb):
7044 Remove static qualifiers.
7045 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7047 (init_regions): Delete declaration.
7048 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7049 rgn_estimate_number_of_insns): New.
7050 (too_large): Use estimate_number_of_insns.
7051 (haifa_find_rgns): New. Move the code from ...
7052 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7053 (free_trg_info): New.
7054 (compute_trg_info): Allocate candidate tables here instead of ...
7055 (init_ready_list): ... here.
7056 (rgn_print_insn): Use const_rtx.
7057 (contributes_to_priority, extend_regions): Delete static declaration.
7058 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7059 (add_block1): Rename to rgn_add_block.
7060 (debug_rgn_dependencies): Delete static qualifier.
7061 (new_ready): Use sched_deps_info. Simplify.
7062 (rgn_common_sched_info, rgn_const_sched_deps_info,
7063 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7065 (region_sched_info): Rename to rgn_const_sched_info.
7066 (deps_join): New, extracted from ...
7067 (propagate_deps): ... here.
7068 (compute_block_dependences, debug_dependencies): Update for selective
7070 (free_rgn_deps, compute_priorities): New functions.
7071 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7072 sched_rgn_compute_dependencies): New functions.
7073 (schedule_region): Use them.
7074 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7075 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7077 (schedule_insns): Call new functions that were split out.
7078 (rgn_make_new_region_out_of_new_block): New.
7079 (get_rgn_sched_max_insns_priority): New.
7080 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7081 scheduling when appropriate.
7082 * sched-vis.c: Include insn-attr.h.
7083 (print_value, print_pattern): Make global.
7084 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7085 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7086 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7087 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7088 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7089 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7090 hooks. Initialize them to 0.
7091 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7092 * target.h (struct gcc_target): Add them. Rename gen_check field to
7094 * flags.h (sel_sched_switch_set): Declare.
7095 * opts.c (sel_sched_switch_set): New variable.
7096 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7097 pipelining is disabled from command line.
7098 (common_handle_option): Record whether selective scheduling is
7099 requested from command line.
7100 * doc/invoke.texi: Document new flags and parameters.
7101 * doc/tm.texi: Document new target hooks.
7102 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7104 (dfa_state_size): Do not declare locally.
7105 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7106 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7107 rs6000_alloc_sched_context, rs6000_set_sched_context,
7108 rs6000_free_sched_context): New functions.
7109 (struct _rs6000_sched_context): New.
7110 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7112 (rs6000_sched_finish): Do not run for selective scheduling.
7114 2008-08-31 Jan Hubicka <jh@suse.cz>
7116 * frv.c (frv_rtx_costs): Update forward declaration.
7117 * spu.c (spu_rtx_costs): Likewise.
7118 * pdp11.c: Include df.h
7119 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7120 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7121 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7122 * iq2000.c (iq2000_address_cost): Add speed argument.
7123 (iq2000_rtx_costs): Likewise.
7124 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7125 update call of mn10300_address_cost.
7126 * mcore.c: Include df.h
7127 (mcore_rtx_costs): Update prototype.
7128 * score3.c: Include df.h
7129 (score3_rtx_costs): Remove speed argument.
7130 * score7.c: Include df.h
7131 (score7_address_cost): Remove speed argument.
7132 * score-protos.h (score_address_cost): Update prototype.
7133 * score.c: Include df.h
7134 (score_rtx_costs): Update call of costs functions.
7135 * v850.c (v850_rtx_costs): Add bool argument.
7137 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7139 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7141 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7143 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7144 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7146 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7148 * mkmap-flat.awk: Add option pe_dll.
7149 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7150 * config/i386/t-cygwin (SHLIB_LC): Add.
7151 * config/i386/t-mingw32 (SHLIB_LC): Add.
7152 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7153 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7154 (LINK_SPEC): Support libgcc_s.
7155 (LIBGCC_SPEC): Support libgcc_s.
7156 (LIBGCC_SONAME): New.
7158 2008-08-31 Jan Hubicka <jh@suse.cz>
7160 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7161 mistakely had old version of patch.
7163 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7164 (ipcp_estimate_growth): New.
7165 (ipcp_insert_stage): Use ipcp_estimate_growth.
7166 * profile.c (branch_prob): When reading failed, do not consider
7169 2008-08-31 Jan Hubicka <jh@suse.cz>
7171 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7172 loop is optimized for speed.
7174 2008-08-31 Richard Guenther <rguenther@suse.de>
7177 * fold-const.c (fold_binary): Retain conversions in folding
7180 2008-08-31 Jan Hubicka <jh@suse.cz>
7182 * postreload-gcse.c (eliminate_partially_redundant_loads):
7183 Use optimize_bb_for_size_p.
7184 * predict.c (maybe_hot_frequency_p): Make inline.
7185 (maybe_hot_count_p): Break out from ...
7186 (maybe_hot_bb_p): ... this one.
7187 (maybe_hot_edge_p): Simplify.
7188 * basic-block.h (probably_cold_bb_p): Remove.
7190 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7193 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7195 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7196 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7197 Also split V4SFmode.
7198 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7201 2008-08-31 Jan Hubicka <jh@suse.cz>
7203 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7205 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7207 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7210 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7213 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7214 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7216 2008-08-31 Jan Hubicka <jh@suse.cz>
7218 * sparc.h (BRANCH_COST): Fix macro definition.
7219 * avr.c (avr_operand_rtx_cost): Add speed argument.
7220 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7222 2008-08-31 Richard Guenther <rguenther@suse.de>
7224 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7225 types instead of operands. Re-instantiate verifying of
7226 binary expression operands.
7228 2008-08-30 Jan Hubicka <jh@suse.cz>
7230 * fwprop.c (should_replace_address): Add speed attribute.
7231 (PR_OPTIMIZE_FOR_SPEED): New flag.
7232 (propagate_rtx_1): Use it.
7233 (propagate_rtx): Set it.
7234 (try_fwprop_subst): Update call of rtx_costs.
7235 (forward_propagate_and_simplify): LIkewise.
7236 * hooks.c (hook_int_rtx_bool_0): New
7237 (hook_bool_rtx_int_int_intp_false): Replace by ...
7238 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7239 * hooks.h (hook_int_rtx_bool_0): New
7240 (hook_bool_rtx_int_int_intp_false): Replace by ...
7241 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7242 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7243 (prepare_cmp_insn): UPdate call of rtx_cost.
7244 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7245 (reload_cse_simplify_operands): Update call of rtx_cost.
7246 (reload_cse_move2add): call of rtx_cost.
7247 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7248 * rtlanal.c (rtx_cost): Add speed argument.
7249 (address_cost): Add speed argument
7250 (default_address_cost): Likewise.
7251 (insn_rtx_cost): Likewise.
7252 * cfgloopanal.c (seq_cost): Add speed argument.
7253 (target_reg_cost, target_spill_cost): Turn to array.
7254 (init_set_costs): Update for speed.
7255 (estimate_reg_pressure_cost): Add speed argument.
7256 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7257 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7258 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7259 (seq_cost): Add speed argument.
7260 (computation_cost): Add speed arugment.
7261 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7262 (force_expr_to_var_cost): Update for profile info.
7263 (force_var_cost): Likewise.
7264 (split_address_cost): Likewise.
7265 (ptr_difference_cost): Likewise.
7266 (difference_cost): Likewise.
7267 (get_computation_cost_at): Likewise.
7268 (determine_iv_cost): Likewise.
7269 (ivopts_global_cost_for_size): Likewise.
7270 (rewrite_use_address): Likewise.
7271 (tree_ssa_iv_optimize_loop): Initialize speed field.
7272 * cse.c (optimize_this_for_speed_p): New static var.
7273 (notreg_cost): Update call of rtx_cost.
7274 (cse_extended_basic_block): set optimize_this_for_speed_p.
7275 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7276 (noce_try_cmove_arith): Likewise.
7277 (noce_try_sign_mask): LIkewise.
7278 * expr.c (compress_float_constant): Update rtx_cost calls.
7279 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7281 (addr_to_parts): Likewise.
7282 (create_mem_ref): Likewise.
7283 * dse.c (find_shift_sequence): Add speed argument.
7284 (replace_read): Update call.
7285 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7286 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7287 * neg_cost, shift_cost, shiftadd_cost,
7288 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7289 mul_highpart_cost): Increase dimension.
7290 (init_expmed): Initialize for both size and speed.
7291 (expand_shift): Use profile.
7292 (synth_mult): Use profile.
7293 (choose_mult_variant): Use profile.
7294 (expand_mult): Use profile.
7295 (expand_mult_highpart_optab): Use profile.
7296 (expand_mult_highpart): Use profile.
7297 (expand_smod_pow2): Use profile.
7298 (expand_divmod): Use profile.
7299 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7301 * loop-invariant.c (create_new_invariant): Use profile.
7302 (gain_for_invariant): Add speed parameter.
7303 (best_gain_for_invariant): Likewise.
7304 (find_invariants_to_move): Likewise.
7305 (move_single_loop_invariants): Set it.
7306 * target-def.h (TARGET_RTX_COSTS): Use hook.
7307 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7308 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7309 * output.h (default_address_cost): Update prototype.
7310 * combine.c (optimize_this_for_speed_p): New static var.
7311 (combine_validate_cost): Update call of rtx_cost.
7312 (combine_instructions): Set optimize_this_for_speed_p.
7313 (expand_compound_operation): Update call of rtx_cost.
7314 (make_extraction):Update call of rtx_cost.
7315 (force_to_mode):Update call of rtx_cost.
7316 (distribute_and_simplify_rtx):Update call of rtx_cost.
7317 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7318 (estimate_reg_pressure_cost): Update prototype.
7319 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7320 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7322 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7323 (alpha_rtx_costs): Update.
7324 * config/frv/frv.c (frv_rtx_costs): Update.
7325 * config/s390/s390.c (s390_rtx_costs): Update.
7326 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7327 (m32c_rtx_costs): Update.
7328 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7329 (spu_rtx_costs): Update.
7330 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7331 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7332 * config/i386/i386.c (:ix86_address_cost): Update.
7333 (ix86_rtx_costs): Update.
7334 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7335 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7336 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7337 * config/crx/crx.c (crx_address_cost): Update.
7338 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7339 * config/stormy16/stormy16.c
7340 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7341 * config/m68hc11/m68hc11.c
7342 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7343 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7344 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7346 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7348 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7349 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7350 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7351 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7352 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7353 (mcore_rtx_costs): update.
7354 * config/score/score3.c (score3_rtx_costs): Update.
7355 * config/score/score7.c (score7_rtx_costs): Update.
7356 * config/score/score3.h (score3_rtx_costs):Update.
7357 * config/score/score7.h (score7_rtx_costs): Update.
7358 * config/score/score.c (score_rtx_costs): Update.
7359 * config/arm/arm.c (arm_address_cost): Update.
7360 (arm_rtx_costs_1): Update.
7361 (arm_rtx_costs_1): Update.
7362 (arm_size_rtx_costs): Update.
7363 (arm_size_rtx_costs): Update.
7364 (arm_size_rtx_costs): Update.
7365 (arm_xscale_rtx_costs): Update.
7366 (arm_thumb_address_cost): Update.
7367 * config/pa/pa.c (hppa_address_cost): Update.
7368 * config/mips/mips.c (mips_rtx_costs): Update.
7369 * config/vax/vax.c (vax_address_cost): Update.
7370 * config/h8300/h8300.c (h8300_shift_costs): Update.
7371 (h8300_rtx_costs): Update.
7372 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7373 (v850_rtx_costs): Update.
7374 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7375 * config/bfin/bfin.c
7376 (bfin_address_cost): Update.
7377 (bfin_rtx_costs): Update.
7378 * stmt.c (lshift_cheap_p): Update.
7380 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7383 * expmed.c (extract_bit_field_1): Check the mode size to make
7384 sure the vector modes have the same size.
7386 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7388 * dojump.c (top level): Include basic-block.h to declare
7389 optimize_insn_for_speed_p
7391 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7393 * opts.h (CL_SAVE): New option class for marking options that are
7394 target specific options usable in the target attribute.
7395 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7397 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7398 can easily find the target specific options that are safe to use
7399 in the attribute or pragma.
7401 * attribs.c (decl_attributes): Change #pragma GCC option to
7402 #pragma GCC target, and attribute((option(...))) to
7403 attribute((target(...))).
7405 * doc/extend.texi (target attribute): Change from option
7406 attribute. Delete push/pop/reset.
7407 (#pragma GCC target): Change from #pragma GCC option. Delete
7409 (#pragma GCC push_options): Document new pragma.
7410 (#pragma GCC pop_options): Document new pragma.
7411 (#pragma GCC reset_options): Document new pragma.
7413 * targhooks.c (default_target_option_valid_attribute_p): Add
7414 warning about port not supporting target attributes.
7415 (default_target_option_pragma_parse): New function, warn about
7416 #pragma GCC target not being supported.
7418 * targhooks.h (default_target_option_pragma_parse): Add
7421 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7422 TI_CURRENT_OPTION_PRAGMA.
7423 (current_target_pragma): Rename from current_option_pragma.
7425 * target.h: (struct target_option): Delete booleans for changing
7426 the optimization level on hot/cold functions. Change signature of
7427 pragma_parse hook to take a second tree.
7429 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7431 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7432 that the declaration is done at global scope.
7434 * langhooks.c (add_builtin_function_common): Move most of the code
7435 from add_builtin_function here, calling the hook passed in.
7436 (add_builtin_function): Call add_builtin_function_common with
7437 standard builtin hook.
7438 (add_builtin_function_ext_scope): New function to add builtins to
7441 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7443 (add_builtin_function_ext_scope): Add declaration.
7445 * c-pragma.c (handle_pragma_target): Rename from
7446 handle_pragma_option, #pragma GCC option is now #pragma GCC
7447 target. Move warning about port not supporting target options to
7448 default pragma parse hook. Remove push/pop/reset from this
7450 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7451 (option_stack): Delete static variable.
7452 (optimize_stack): Ditto.
7453 (optons_stack): New stack of saved target and optimization
7455 (handle_pragma_push_options): New function to handle pushing both
7456 target and optimization options.
7457 (handle_pragma_pop_options): New function to handle popping both
7458 target and optimization options.
7459 (handle_pragma_reset_options): New function to handle resetting
7460 both target and optimization options to their initial state.
7461 (init_pragma): Rename handle_pragma_option to
7462 handle_pragma_target. Add support for push_options, pop_options,
7463 and reset_options pragmas.
7465 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7466 default_target_option_pragma_parse.
7467 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7468 default_target_option_valid_attribute_p.
7469 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7470 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7471 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7472 optimization level on hot/cold functions.
7474 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7475 if the caller and callee have different optimization levels.
7477 * c-common.c (handle_target_attribute): Rename from
7478 handle_option_attribute, attribute((option(...))) is now
7479 attribute((target(...))). Move warning if the port does not
7480 support target attributes to the default hook.
7481 (handle_hot_attribute): Delete code to change the optimization
7482 level of hot functions.
7483 (handle_cold_attribute): Ditto.
7485 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7486 argument that is the binary tree options to use if there are no
7487 arguments. Call ix86_valid_target_attribute_tree instead of
7488 ix86_valid_option_attribute_tree.
7489 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7490 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7491 ix86_pragma_option_parse.
7493 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7494 Rename from ix86_valid_option_attribute_tree.
7496 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7497 new builtins when the ISA changes.
7498 (ix86_valid_target_attribute_tree): Rename from
7499 ix86_valid_option_attribute_tree. Change callers. If the
7500 function specified optimization options, use those as the starting
7501 point before setting up the target attributes. If the
7502 optimization options were changed in the course of setting the
7503 target attributes, record the new optimization options.
7504 (ix86_valid_target_attribute_tree_inner_p): Rename from
7505 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7506 ix86_add_new_builtins if the ISA changed.
7507 (ix86_valid_target_attribute_p): Rename from
7508 ix86_valid_option_attribute_p. Change callers.
7509 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7510 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7511 as delayed builtin functions.
7512 (struct builtin_isa): New structure to record builtin functions
7513 that should be delayed until the ISA for that function is used.
7514 (ix86_builtins_isa): Change from int to struct to track builtin
7515 functions we want to declare at some point.
7516 (def_builtin): If the front end can delay defining the builtin
7517 functions, don't create builtins for ISAs not part of the default
7519 (def_builtin_const): Ditto.
7520 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7521 __builtin_ia32_pcmov_v2di to be different builtin functions.
7522 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7523 a structure instead of an int.
7524 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7525 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7526 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7527 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7529 * config/ia64/ia64.h
7530 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7531 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7533 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7534 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7535 (LANG_HOOKS_INITIALIZER): Add
7536 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7538 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7541 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7542 the reload address with the index register for SFmode
7543 access with a displacement.
7545 2008-08-30 Jan Hubicka <jh@suse.cz>
7547 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7548 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7549 * dojump.c (do_jump): Likewise.
7550 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7551 (note-if_info): Add BRANCH_COST.
7552 (noce_try_store_flag_constants, noce_try_addcc,
7553 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7554 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7555 find_if_case_2): Use computed branch cost.
7556 * expr.h (BRANCH_COST): Update default.
7557 * predict.c (predictable_edge_p): New function.
7558 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7559 Update BRANCH_COST call.
7560 * basic-block.h (predictable_edge_p): Declare.
7561 * config/alpha/alpha.h (BRANCH_COST): Update.
7562 * config/frv/frv.h (BRANCH_COST): Update.
7563 * config/s390/s390.h (BRANCH_COST): Update.
7564 * config/spu/spu.h (BRANCH_COST): Update.
7565 * config/sparc/sparc.h (BRANCH_COST): Update.
7566 * config/m32r/m32r.h (BRANCH_COST): Update.
7567 * config/i386/i386.h (BRANCH_COST): Update.
7568 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7570 * config/sh/sh.h (BRANCH_COST): Update.
7571 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7572 * config/avr/avr.h (BRANCH_COST): Update.
7573 * config/crx/crx.h (BRANCH_COST): Update.
7574 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7575 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7576 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7577 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7578 * config/ia64/ia64.h (BRANCH_COST): Update.
7579 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7580 * config/arc/arc.h (BRANCH_COST): Update.
7581 * config/score/score.h (BRANCH_COST): Update.
7582 * config/arm/arm.h (BRANCH_COST): Update.
7583 * config/pa/pa.h (BRANCH_COST): Update.
7584 * config/mips/mips.h (BRANCH_COST): Update.
7585 * config/vax/vax.h (BRANCH_COST): Update.
7586 * config/h8300/h8300.h (BRANCH_COST): Update.
7587 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7588 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7589 * doc/tm.texi (BRANCH_COST): Update.
7591 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7594 * config/arm/arm.c (arm_optimization_options): Set
7595 flag_section_anchors to 2 instead of 1 to distinguish it from
7596 -fsection-anchors given explicitely on the command line.
7598 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7600 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7601 final insn of a split.
7603 2008-08-30 Jan Hubicka <jh@suse.cz>
7605 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7606 optimized for speed.
7607 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7608 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7609 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7610 flag_gcse_after_reload_set): New static vars.
7611 (common_handle_option): Enable those flags for profile-use.
7612 (decode_options): Remove optimize_size flags that are handled
7613 on higher granuality.
7614 * tree-vectorizer.c (vectorize_loops): Use
7615 optimize_loop_nest_for_speed_p.
7616 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7617 * tree-predcom.c (tree_predictive_commoning): Use
7618 optimize_loop_for_speed_p.
7619 * varasm.c (assemble_start_function): Use
7620 optimize_function_for_speed_p.
7621 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7622 * predict.c (optimize_loop_for_speed_p): Fix walk.
7624 2008-08-30 Jan Hubicka <jh@suse.cz>
7626 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7628 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7629 profile presence locally.
7631 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7634 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7635 versions before 4.0.
7637 2008-08-29 Jan Hubicka <jh@suse.cz>
7639 * tree-inline.c (insert_init_stmt): Insert sequence even when
7642 2008-08-29 Jeff Law <law@redhat.com>
7644 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7645 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7646 location and class is an FP register.
7648 2008-08-29 Jan Hubicka <jh@suse.cz>
7650 * see.c (see_merge_one_def_extension): Silence used uninitialized
7652 * matrix-reorg.c (check_allocation_function): Likewise.
7653 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7655 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7658 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7659 compute new & and | in type rather than TREE_TYPE (arg0).
7661 * dwarf2out.c (fortran_common): Update comment.
7662 (gen_variable_die): Swap com_die and var_die variables in Fortran
7663 COMMON block handling code.
7665 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7667 * dwarf2out.c (gen_const_die): New function.
7668 (size_of_die, value_format, output_die): Output larger
7669 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7670 (native_encode_initializer): New function.
7671 (tree_add_const_value_attribute): Call it.
7672 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7674 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7675 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7676 TREE_THIS_VOLATILE to add_type_attribute.
7678 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7680 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7683 * dwarf2out.c (loc_by_reference): New function.
7684 (add_location_or_const_value_attribute): Use it.
7687 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7688 as DW_TAG_variable children of DW_TAG_common_block rather than
7689 DW_TAG_member children. Put DW_AT_external to individual
7690 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7692 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7693 loc_descriptor_from_tree_1.
7697 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7698 arguments to imported_module_or_decl.
7699 (debug_nothing_tree_tree): Removed.
7700 (debug_nothing_tree_tree_tree_bool): New prototype.
7701 * debug.c (do_nothing_debug_hooks): Adjust.
7702 (debug_nothing_tree_tree): Removed.
7703 (debug_nothing_tree_tree_tree_bool): New function.
7704 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7705 (gen_variable_die): Put all common vars for the
7706 same COMMON block under one DW_TAG_common_block.
7707 (declare_in_namespace): Return new context_die, for Fortran
7708 return the module DIE instead of adding extra declarations into
7710 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7711 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7712 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7714 (dwarf2out_global_decl): Don't skip Fortran global vars.
7715 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7716 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7717 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7718 DW_TAG_imported_declaration as child of previous
7719 DW_TAG_imported_module.
7720 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7721 * sdbout.c (sdb_debug_hooks): Likewise.
7722 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7724 2008-08-29 Jan Hubicka <jh@suse.cz>
7726 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7728 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7729 * ipa-cp.c (n_cloning_candidates): New static variable.
7730 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7731 (ipcp_print_all_lattices): Improve debug output.
7732 (ipcp_cloning_candidate_p): New function.
7733 (ipcp_initialize_node_lattices): Use it.
7734 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7735 (ipcp_propagate_stage): Prettier debug output.
7736 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7737 (ipcp_print_all_structures): Remove.
7738 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7739 (ipcp_insert_stage): Prettier debug output; call
7740 cgraph_remove_unreachable_nodes before propagating.
7741 (pass_ipa_cp): Schedule function removal pass.
7742 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7744 (cgraph_maybe_hot_edge_p): Move to ...
7745 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7746 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7747 (common_handle_option): Set them; enable ipa-cp when profiling.
7748 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7749 (ipa_print_all_jump_functions): Likewise.
7750 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7751 (ipa_print_node_params, ipa_print_all_params): New.
7752 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7753 ipa_print_all_param_flags): Remove.
7754 (ipa_print_node_params, ipa_print_all_params): New.
7756 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7758 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7759 change from 2008-04-03.
7760 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7762 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7765 * ira-color.c (push_allocnos_to_stack): Truncate
7766 removed_splay_allocno_vec.
7768 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7771 * ira-color (ira_fast_allocation): Don't assign hard registers to
7774 2008-08-29 Jan Hubicka <jh@suse.cz>
7777 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7778 for cold internal loops.
7780 2008-08-29 Richard Guenther <rguenther@suse.de>
7782 * tree-ssa-structalias.c (create_variable_info_for): Do not
7783 create fields for heap vars or vars with a noalias state.
7784 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7787 2008-08-29 Richard Guenther <rguenther@suse.de>
7789 * common.opt (ftree-store-ccp): Mark as preserved for
7790 backward compatibility.
7791 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7792 * tree-pass.h (pass_store_ccp): Remove.
7793 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7794 (first_vdef): Remove declaration.
7795 (get_value_loaded_by): Likewise.
7796 * tree-ssa-ccp.c (do_store_ccp): Remove.
7797 (get_default_value): Simplify as do_store_ccp is always false
7798 now. Do not initialize mem_ref.
7799 (set_value_varying): Likewise.
7800 (canonicalize_float_value): Likewise.
7801 (set_lattice_value): Likewise.
7802 (likely_value): Likewise.
7803 (surely_varying_stmt_p): Likewise.
7804 (ccp_initialize): Likewise.
7805 (ccp_lattice_meet): Likewise.
7806 (ccp_visit_phi_node): Likewise.
7807 (ccp_fold): Likewise.
7808 (evaluate_stmt): Likewise.
7809 (visit_assignment): Likewise.
7810 (ccp_visit_stmt): Likewise.
7811 (execute_ssa_ccp): Fold into ...
7812 (do_ssa_ccp): ... this.
7813 (do_ssa_store_ccp): Remove.
7814 (gate_store_ccp): Likewise.
7815 (pass_store_ccp): Likewise.
7816 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7818 * tree-ssa-propagate.c (first_vdef): Remove.
7819 (get_value_loaded_by): Likewise.
7820 (replace_vuses_in): Likewise.
7821 (substitute_and_fold): Do not call replace_vuses_in.
7822 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7824 2008-08-29 Richard Guenther <rguenther@suse.de>
7827 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7828 PARAM_NOALIAS tags with is_heapvar.
7829 * tree-ssa-operands.c (access_can_touch_variable): Offset
7830 based tests do not apply for heapvars. Fix offset test.
7832 2008-08-29 Jan Hubicka <jh@suse.cz>
7834 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7835 (-fipa-cp-clone): Enabled by default at -O3.
7836 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7837 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7839 2008-08-29 Jan Hubicka <jh@suse.cz>
7841 * tree.c (build_function_type_skip_args,
7842 build_function_decl_skip_args): New functions.
7843 * tree.h (build_function_type_skip_args,
7844 build_function_decl_skip_args): Declare.
7845 * gimple.c (giple_copy_call_skip_args): New function.
7846 (giple_copy_call_skip_args): Declare.
7848 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7849 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7850 (ipcp_node_modifiable_p): ... this one; use
7851 tree_versionable_function_p.
7852 (ipcp_create_replace_map): Improve debug output.
7853 (ipcp_need_redirect_p): Return false when not clonning.
7854 (ipcp_update_callgraph): Skip args.
7855 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7857 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7858 (save_inline_function_body): Update call of tree_function_versioning.
7859 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7860 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7862 (tree_function_versioning): Likewise.
7863 * tree-inline.h (tree_function_versioning): Update prototype.
7865 2008-08-29 Jan Hubicka <jh@suse.cz>
7867 * loop-unswitch.c (unswitch_single_loop): Use
7868 optimize_loop_for_speed_p.
7869 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7870 Use optimize_function_for_size_p.
7871 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7872 * postreload-gcse.c (eliminate_partially_redundant_load):
7873 Use optimize_bb_for_size_p.
7874 * value-prof.c (gimple_divmod_fixed_value_transform,
7875 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7876 gimple_stringops_transform): Use optimize_bb_for_size_p.
7877 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7878 * final.c (compute_alignments): Use optimize_function_for_size_p.
7879 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7880 (fold_builtin_strcpy, fold_builtin_fputs): Use
7881 optimize_function_for_size_p.
7882 * fold-const.c (tree_swap_operands_p): Use
7883 optimize_function_for_size_p.
7884 * recog.c (relax_delay_slots): Likewise.
7885 * tree-ssa-math-opts.c (replace_reciprocal):
7886 Use optimize_bb_for_speed_p.
7887 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7888 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7889 optimize_function_for_size_p.
7890 (cgraph_decide_inlining_of_small_function): Use
7891 optimize_function_for_size_p.
7892 * global.c (find_reg): Use optimize_function_for_size_p.
7893 * opts.c (decode_options): Do not clear flag_tree_ch,
7894 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7895 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7896 work it out from profile.
7897 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7898 optimize_loop_for_speed_p.
7899 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7901 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7902 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7903 * tree-eh.c (decide_copy_try_finally): Use
7904 optimize_function_for_size_p.
7905 * local-alloc.c (block_alloc): Pass BB pointer.
7906 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7907 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7908 * loop-unroll.c (decide_unrolling_and_peeling):
7909 Use optimize_loop_for_size_p.
7910 (decide_peel_completely): Likewise.
7911 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7912 optimize_loop_for_size_p.
7913 (vect_enhance_data_refs_alignment): Likewise.
7914 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7915 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7917 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7918 (try_crossjump_bb): Use optimize_bb_for_size_p.
7919 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7920 optimize_loop_for_speed_p.
7921 * bb-reorder.c (find_traces_1_round): Likewise.
7922 (copy_bb): Use optimize_bb_for_speed_p.
7923 (duplicate_computed_gotos): Likewise.
7924 * basic-block.h (optimize_loop_nest_for_size_p,
7925 optimize_loop_nest_for_speed_p): New.
7926 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7928 2008-08-29 Tristan Gingold <gingold@adacore.com>
7930 * gcov.c (main): Call expandargv.
7932 2008-08-29 Jan Hubicka <jh@suse.cz>
7934 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7936 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7938 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7939 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7941 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7943 2008-08-29 Jan Hubicka <jh@suse.cz>
7945 * tree-pass.h (pass_strip_predict_hints): Declare.
7946 * predict.c (strip_builtin_expect): Rename to ...
7947 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7948 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7949 (tree_estimate_probability): Do not strip builtin_expect.
7950 (pass_strip_predict_hints): New pass.
7951 * tree-inline.c (expand_call_inline): When inlining cold function,
7952 predict it as unlikely.
7953 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7955 2008-08-29 Richard Guenther <rguenther@suse.de>
7957 PR tree-optimization/37207
7958 * tree-vrp.c (extract_range_from_binary_expr): Also try
7959 to constant fold if only one of the operands is a constant.
7961 2008-08-29 Nick Clifton <nickc@redhat.com>
7963 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7964 the same way as SYMBOL_REFs.
7966 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7968 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7970 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7972 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7973 * config/mips/mips.md (branch_likely): Remove const. Fix
7975 (define_delay for type "branch"): Change to only apply for branch
7976 with likely variant.
7977 (define_delay for type "branch" and "branch_likely" no). New delay
7979 (equality_op): New code iterator.
7980 (bbv, bbinv): New code attributes.
7981 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7984 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7985 Andrew Pinski <pinskia@gcc.gnu.org>
7988 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7990 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7992 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7993 rule that a symbolic constant must be defined and >= 0 for the
7994 corresponding facility to be present at compile-time.
7995 * gthr-posix.c: Likewise.
7997 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7999 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8000 * config/mips/mips.md (D): New mode attribute.
8001 (mulsi3, muldi3): Merge it into ...
8002 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8003 (muldi3_mul3): New pattern.
8004 (mulsi3_mult3): Rename to mulsi3_mul3.
8006 2008-08-28 Jan Hubicka <jh@suse.cz>
8008 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8010 * predict.c (always_optimize_for_size_p): Rename to ...
8011 (optimize_function_for_size): ... this one; make extern.
8012 (optimize_function_for_speed_p): New.
8013 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8014 optimize_edge_for_size_p,optimize_edge_for_size_p,
8015 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8016 * basic-block.h (optimize_function_for_size_p,
8017 optimize_function_for_speed_p): Declare.
8018 * i386.md (optimize_size checks): Replace them by appropriate
8020 (standard_80387_constant_p, ix86_compute_frame_layout,
8021 ix86_expand_epilogue, ix86_decompose_address,
8022 print_operand, emit_i387_cw_initialization,
8023 inline_memory_move_cost, ix86_pad_returns,
8024 ix86_reorg): Replace optimize_size checks.
8026 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8028 * rtl.h (simplify_subreg_regno): Declare.
8029 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8030 * simplify-rtx.c (simplify_subreg): ...here.
8031 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8032 subreg_offset_representable_p.
8034 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8037 * c-typeck.c (convert_for_assignment): Give a note describing what
8038 was passed and what was expected.
8040 2008-08-28 Joey Ye <joey.ye@intel.com>
8042 * doc/extend.texi: Document AVX built-in functions.
8043 * doc/invoke.texi: Document -mavx.
8045 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8046 Joey Ye <joey.ye@intel.com>
8047 Xuepeng Guo <xuepeng.guo@intel.com>
8049 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8051 * config/i386/cpuid.h (bit_FMA): New.
8052 (bit_XSAVE): Likewise.
8053 (bit_OSXSAVE): Likewise.
8054 (bit_AVX): Likewise.
8056 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8057 define. Use ASM_OUTPUT_AVX_PREFIX.
8059 * config/i386/gmmintrin.h: New.
8061 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8062 (OPTION_MASK_ISA_AVX_SET): New.
8063 (OPTION_MASK_ISA_FMA_SET): Likewise.
8064 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8065 (OPTION_MASK_ISA_FMA_SET): Likewise.
8066 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8067 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8068 (pta_flags): Add PTA_AVX and PTA_FMA.
8069 (override_options): Handle PTA_AVX and PTA_FMA.
8070 (init_cumulative_args): Handle warn_avx.
8071 (classify_argument): Return 0 for COImode and OImode. Return
8072 1 and X86_64_AVX_CLASS for 256bit vector types.
8073 (examine_argument): Handle X86_64_AVX_CLASS.
8074 (construct_container): Likewise.
8075 (function_arg_advance_32): Pass OImode and 256bit vector types
8077 (function_arg_advance_64): Take a new argument to indicate if a
8078 parameter is named. Handle 256bit vector types. Return
8079 immediately for unnamed 256bit vector mode parameters.
8080 (function_arg_advance): Updated.
8081 (function_arg_32): Add comments for TImode. Handle OImode
8082 and 256bit vector types.
8083 (function_arg_64): Take a new argument to indicate if a
8084 parameter is named. Handle 256bit vector types. Return NULL
8085 for unnamed 256bit vector mode parameters.
8086 (function_arg): Updated.
8087 (setup_incoming_varargs_64): Support
8088 AVX encoding for *sse_prologue_save_insn.
8089 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8090 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8091 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8092 enabled, otherwise return -3.
8093 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8095 (print_reg): Support AVX registers. Handle 'x' and 't'.
8096 Handle 'd' to duplicate the operand.
8097 (print_operand): Likewise. Also support AVX vector compare
8099 (output_387_binary_op): Support AVX.
8100 (output_fp_compare): Likewise.
8101 (ix86_expand_vector_move_misalign): Likewise.
8102 (ix86_attr_length_vex_default): New.
8103 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8104 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8105 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8106 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8107 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8108 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8109 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8110 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8111 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8112 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8113 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8114 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8115 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8116 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8117 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8118 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8119 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8120 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8121 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8122 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8123 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8124 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8125 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8126 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8127 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8128 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8129 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8130 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8131 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8132 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8133 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8134 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8135 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8136 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8137 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8138 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8139 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8140 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8141 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8142 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8143 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8144 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8145 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8146 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8147 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8148 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8149 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8150 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8151 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8152 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8153 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8154 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8155 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8156 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8157 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8158 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8159 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8160 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8161 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8162 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8163 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8164 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8165 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8166 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8167 and IX86_BUILTIN_MOVMSKPS256,
8168 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8169 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8170 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8171 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8172 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8173 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8174 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8175 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8176 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8177 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8178 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8179 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8180 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8181 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8182 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8183 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8184 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8185 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8186 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8187 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8188 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8189 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8190 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8191 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8192 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8193 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8194 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8195 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8196 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8197 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8198 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8199 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8200 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8201 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8202 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8203 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8204 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8205 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8206 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8207 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8208 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8209 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8210 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8211 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8212 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8213 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8214 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8215 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8216 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8217 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8218 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8219 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8220 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8221 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8222 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8223 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8224 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8225 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8227 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8228 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8229 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8230 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8231 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8232 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8233 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8234 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8235 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8236 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8237 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8238 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8239 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8240 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8241 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8242 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8243 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8244 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8245 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8246 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8247 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8248 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8249 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8250 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8251 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8252 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8253 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8254 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8255 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8256 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8257 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8258 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8259 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8260 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8261 IX86_BUILTIN_MOVMSKPS256.
8262 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8263 (ix86_expand_args_builtin): Likewise.
8264 (ix86_expand_special_args_builtin): Likewise.
8265 (ix86_hard_regno_mode_ok): Handle AVX modes.
8266 (ix86_expand_vector_init_duplicate): Likewise.
8267 (ix86_expand_vector_init_one_nonzero): Likewise.
8268 (ix86_expand_vector_init_one_var): Likewise.
8269 (ix86_expand_vector_init_concat): Likewise.
8270 (ix86_expand_vector_init_general): Likewise.
8271 (ix86_expand_vector_set): Likewise.
8272 (ix86_vector_mode_supported_p): Likewise.
8273 (x86_extended_reg_mentioned_p): Check INSN_P before using
8276 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8277 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8279 * config/i386/i386.h (TARGET_AVX): New.
8280 (TARGET_FMA): Likewise.
8281 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8282 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8283 (VALID_AVX256_REG_MODE): New.
8284 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8285 (AVX_FLOAT_MODE_P): Likewise.
8286 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8287 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8288 (AVX_VEC_FLOAT_MODE_P): Likewise.
8289 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8290 (ASM_OUTPUT_OPCODE): Likewise.
8291 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8293 (SSE_REG_MODE_P): Allow 256bit vector modes.
8294 (ix86_args): Add a warn_avx field.
8296 * config/i386/i386.md (UNSPEC_PCMP): New.
8297 (UNSPEC_VPERMIL): Likewise.
8298 (UNSPEC_VPERMIL2): Likewise.
8299 (UNSPEC_VPERMIL2F128): Likewise.
8300 (UNSPEC_MASKLOAD): Likewise.
8301 (UNSPEC_MASKSTORE): Likewise.
8302 (UNSPEC_CAST): Likewise.
8303 (UNSPEC_VTESTP): Likewise.
8304 (UNSPECV_VZEROALL): Likewise.
8305 (UNSPECV_VZEROUPPER): Likewise.
8306 (XMM0_REG): Likewise.
8307 (XMM1_REG): Likewise.
8308 (XMM2_REG): Likewise.
8309 (XMM3_REG): Likewise.
8310 (XMM4_REG): Likewise.
8311 (XMM5_REG): Likewise.
8312 (XMM6_REG): Likewise.
8313 (XMM8_REG): Likewise.
8314 (XMM9_REG): Likewise.
8315 (XMM10_REG): Likewise.
8316 (XMM11_REG): Likewise.
8317 (XMM12_REG): Likewise.
8318 (XMM13_REG): Likewise.
8319 (XMM14_REG): Likewise.
8320 (XMM15_REG): Likewise.
8322 (prefix_vex_imm8): Likewise.
8323 (prefix_vex_w): Likewise.
8324 (length_vex): Likewise.
8327 (*avx_ashlti3): Likewise.
8328 (*avx_lshrti3): Likewise.
8329 (*avx_setcc<mode>): Likewise.
8330 (*fop_<mode>_comm_mixed_avx): Likewise.
8331 (*fop_<mode>_comm_avx): Likewise.
8332 (*fop_<mode>_1_mixed_avx): Likewise.
8333 (*fop_<mode>_1_avx): Likewise.
8334 (*avx_<code><mode>3): Likewise.
8335 (*avx_ieee_smin<mode>3): Likewise.
8336 (*avx_ieee_smax<mode>3): Likewise.
8337 (mode): Add OI, V8SF and V4DF.
8338 (length): Support VEX prefix.
8339 (*cmpfp_i_mixed): Set prefix attribute.
8340 (*cmpfp_i_sse): Likewise.
8341 (*cmpfp_iu_mixed): Likewise.
8342 (*cmpfp_iu_sse): Likewise.
8343 (*movsi_1): Support AVX.
8344 (*movdi_2): Likewise.
8345 (*movdi_1_rex64): Likewise.
8346 (*movti_internal): Likewise.
8347 (*movti_rex64): Likewise.
8348 (*movsf_1): Likewise.
8349 (*movdf_nointeger): Likewise.
8350 (*movdf_integer_rex64): Likewise.
8351 (*movtf_internal): Likewise.
8352 (zero_extendsidi2_32): Likewise.
8353 (zero_extendsidi2_rex64): Likewise.
8354 (*extendsfdf2_mixed): Likewise.
8355 (*extendsfdf2_sse): Likewise.
8356 (*truncdfsf_fast_mixed): Likewise.
8357 (*truncdfsf_fast_sse): Likewise.
8358 (*truncdfsf_mixed): Likewise.
8359 (fix_trunc<mode>di_sse): Likewise.
8360 (fix_trunc<mode>si_sse): Likewise.
8361 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8362 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8363 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8364 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8365 (*rcpsf2_sse): Likewise.
8366 (*rsqrtsf2_sse): Likewise.
8367 (*sqrt<mode>2_sse): Likewise.
8368 (sse4_1_round<mode>2): Likewise.
8369 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8370 Support AVX. Set length attribute properly for AVX.
8372 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8373 (VECTOR_MODES (FLOAT, 32)): Likewise.
8374 (VECTOR_MODE (INT, DI, 8)): Likewise.
8375 (VECTOR_MODE (INT, HI, 32)): Likewise.
8376 (VECTOR_MODE (INT, QI, 64)): Likewise.
8377 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8378 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8379 (VECTOR_MODE (INT, DI, 4)): Removed.
8380 (VECTOR_MODE (INT, SI, 8)): Likewise.
8381 (VECTOR_MODE (INT, HI, 16)): Likewise.
8382 (VECTOR_MODE (INT, QI, 32)): Likewise.
8383 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8384 (INT_MODE (OI, 32)): Likewise.
8386 * config/i386/i386.opt (mavx): New.
8389 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8391 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8392 (*mov<mode>_internal_avx): New.
8393 (*movv2sf_internal_rex64_avx): Likewise.
8394 (*movv2sf_internal_avx): Likewise.
8396 * config/i386/predicates.md (const_4_to_5_operand): New.
8397 (const_6_to_7_operand): Likewise.
8398 (const_8_to_11_operand): Likewise.
8399 (const_12_to_15_operand): Likewise.
8400 (avx_comparison_float_operator): Likewise.
8402 * config/i386/sse.md (AVX256MODEI): New.
8403 (AVX256MODE): Likewise.
8404 (AVXMODEQI): Likewise.
8405 (AVXMODE): Likewise.
8406 (AVX256MODEF2P): Likewise.
8407 (AVX256MODE2P): Likewise.
8408 (AVX256MODE4P): Likewise.
8409 (AVX256MODE8P): Likewise.
8410 (AVXMODEF2P): Likewise.
8411 (AVXMODEF4P): Likewise.
8412 (AVXMODEDCVTDQ2PS): Likewise.
8413 (AVXMODEDCVTPS2DQ): Likewise.
8414 (avxvecmode): Likewise.
8415 (avxvecpsmode): Likewise.
8416 (avxhalfvecmode): Likewise.
8417 (avxscalarmode): Likewise.
8418 (avxcvtvecmode): Likewise.
8419 (avxpermvecmode): Likewise.
8420 (avxmodesuffixf2c): Likewise.
8421 (avxmodesuffixp): Likewise.
8422 (avxmodesuffixs): Likewise.
8423 (avxmodesuffix): Likewise.
8424 (vpermilbits): Likewise.
8425 (pinsrbits): Likewise.
8426 (mov<mode>): Likewise.
8427 (*mov<mode>_internal): Likewise.
8428 (push<mode>1): Likewise.
8429 (movmisalign<mode>): Likewise.
8430 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8431 (avx_movdqu<avxmodesuffix>): Likewise.
8432 (avx_lddqu<avxmodesuffix>): Likewise.
8433 (<plusminus_insn><mode>3): Likewise.
8434 (*avx_<plusminus_insn><mode>3): Likewise.
8435 (*avx_vm<plusminus_insn><mode>3): Likewise.
8436 (mul<mode>3): Likewise.
8437 (*avx_mul<mode>3): Likewise.
8438 (*avx_vmmul<mode>3): Likewise.
8439 (divv8sf3): Likewise.
8440 (divv4df3): Likewise.
8441 (avx_div<mode>3): Likewise.
8442 (*avx_div<mode>3): Likewise.
8443 (*avx_vmdiv<mode>3): Likewise.
8444 (avx_rcpv8sf2): Likewise.
8445 (*avx_vmrcpv4sf2): Likewise.
8446 (sqrtv8sf2): Likewise.
8447 (avx_sqrtv8sf2): Likewise.
8448 (*avx_vmsqrt<mode>2): Likewise.
8449 (rsqrtv8sf2): Likewise.
8450 (avx_rsqrtv8sf2): Likewise.
8451 (*avx_vmrsqrtv4sf2): Likewise.
8452 (<code><mode>3): Likewise.
8453 (*avx_<code><mode>3_finite): Likewise.
8454 (*avx_<code><mode>3): Likewise.
8455 (*avx_vm<code><mode>3): Likewise.
8456 (*avx_ieee_smin<mode>3): Likewise.
8457 (*avx_ieee_smax<mode>3): Likewise.
8458 (avx_addsubv8sf3): Likewise.
8459 (avx_addsubv4df3): Likewise.
8460 (*avx_addsubv4sf3): Likewise.
8461 (*avx_addsubv2df3): Likewise.
8462 (avx_h<plusminus_insn>v4df3): Likewise.
8463 (avx_h<plusminus_insn>v8sf3): Likewise.
8464 (*avx_h<plusminus_insn>v4sf3): Likewise.
8465 (*avx_h<plusminus_insn>v2df3): Likewise.
8466 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8467 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8468 (*avx_maskcmp<mode>3): Likewise.
8469 (avx_nand<mode>3): Likewise.
8470 (*avx_<code><mode>3): Likewise.
8471 (*avx_nand<mode>3): Likewise.
8472 (*avx_<code><mode>3): Likewise.
8473 (*avx_cvtsi2ss): Likewise.
8474 (*avx_cvtsi2ssq): Likewise.
8475 (*avx_cvtsi2sd): Likewise.
8476 (*avx_cvtsi2sdq): Likewise.
8477 (*avx_cvtsd2ss): Likewise.
8478 (avx_cvtss2sd): Likewise.
8479 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8480 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8481 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8482 (*avx_cvtsi2sd): Likewise.
8483 (*avx_cvtsi2sdq): Likewise.
8484 (avx_cvtdq2pd256): Likewise.
8485 (avx_cvtpd2dq256): Likewise.
8486 (avx_cvttpd2dq256): Likewise.
8487 (*avx_cvtsd2ss): Likewise.
8488 (*avx_cvtss2sd): Likewise.
8489 (avx_cvtpd2ps256): Likewise.
8490 (avx_cvtps2pd256): Likewise.
8491 (*avx_movhlps): Likewise.
8492 (*avx_movlhps): Likewise.
8493 (avx_unpckhps256): Likewise.
8494 (*avx_unpckhps): Likewise.
8495 (avx_unpcklps256): Likewise.
8496 (*avx_unpcklps): Likewise.
8497 (avx_movshdup256): Likewise.
8498 (avx_movsldup256): Likewise.
8499 (avx_shufps256): Likewise.
8500 (avx_shufps256_1): Likewise.
8501 (*avx_shufps_<mode>): Likewise.
8502 (*avx_loadhps): Likewise.
8503 (*avx_storelps): Likewise.
8504 (*avx_loadlps): Likewise.
8505 (*avx_movss): Likewise.
8506 (*vec_dupv4sf_avx): Likewise.
8507 (*vec_concatv2sf_avx): Likewise.
8508 (*vec_concatv4sf_avx): Likewise.
8509 (*vec_setv4sf_0_avx): Likewise.
8510 (*vec_setv4sf_avx): Likewise.
8511 (*avx_insertps): Likewise.
8512 (avx_vextractf128<mode>): Likewise.
8513 (vec_extract_lo_<mode>): Likewise.
8514 (vec_extract_hi_<mode>): Likewise.
8515 (vec_extract_lo_<mode>): Likewise.
8516 (vec_extract_hi_<mode>): Likewise.
8517 (vec_extract_lo_v16hi): Likewise.
8518 (vec_extract_hi_v16hi): Likewise.
8519 (vec_extract_lo_v32qi): Likewise.
8520 (vec_extract_hi_v32qi): Likewise.
8521 (avx_unpckhpd256): Likewise.
8522 (*avx_unpckhpd): Likewise.
8523 (avx_movddup256): Likewise.
8524 (*avx_movddup): Likewise.
8525 (avx_unpcklpd256): Likewise.
8526 (*avx_unpcklpd): Likewise.
8527 (avx_shufpd256): Likewise.
8528 (avx_shufpd256_1): Likewise.
8529 (*avx_punpckhqdq): Likewise.
8530 (*avx_punpcklqdq): Likewise.
8531 (*avx_shufpd_<mode>): Likewise.
8532 (*avx_storehpd): Likewise.
8533 (*avx_loadhpd): Likewise.
8534 (*avx_loadlpd): Likewise.
8535 (*avx_movsd): Likewise.
8536 (*vec_concatv2df_avx): Likewise.
8537 (*avx_<plusminus_insn><mode>3): Likewise.
8538 (*avx_<plusminus_insn><mode>3): Likewise.
8539 (*avx_mulv8hi3): Likewise.
8540 (*avxv8hi3_highpart): Likewise.
8541 (*avx_umulv8hi3_highpart): Likewise.
8542 (*avx_umulv2siv2di3): Likewise.
8543 (*avx_mulv2siv2di3): Likewise.
8544 (*avx_pmaddwd): Likewise.
8545 (*avx_mulv4si3): Likewise.
8546 (*avx_ashr<mode>3): Likewise.
8547 (*avx_lshr<mode>3): Likewise.
8548 (*avx_ashl<mode>3): Likewise.
8549 (*avx_<code><mode>3): Likewise.
8550 (*avx_eq<mode>3): Likewise.
8551 (*avx_gt<mode>3): Likewise.
8552 (*avx_nand<mode>3): Likewise.
8553 (*avx_nand<mode>3): Likewise.
8554 (*avx_<code><mode>3): Likewise.
8555 (*avx_<code><mode>3): Likewise.
8556 (*avx_packsswb): Likewise.
8557 (*avx_packssdw): Likewise.
8558 (*avx_packuswb): Likewise.
8559 (*avx_punpckhbw): Likewise.
8560 (*avx_punpcklbw): Likewise.
8561 (*avx_punpckhwd): Likewise.
8562 (*avx_punpcklwd): Likewise.
8563 (*avx_punpckhdq): Likewise.
8564 (*avx_punpckldq): Likewise.
8565 (*avx_pinsr<avxmodesuffixs>): Likewise.
8566 (*avx_pinsrq): Likewise.
8567 (*avx_loadld): Likewise.
8568 (*vec_extractv2di_1_rex64_avx): Likewise.
8569 (*vec_extractv2di_1_avx): Likewise.
8570 (*vec_dupv2di_avx): Likewise.
8571 (*vec_concatv2si_avx): Likewise.
8572 (*vec_concatv4si_1_avx): Likewise.
8573 (*vec_concatv2di_avx): Likewise.
8574 (*vec_concatv2di_rex64_avx): Likewise.
8575 (*avx_uavgv16qi3): Likewise.
8576 (*avx_uavgv8hi3): Likewise.
8577 (*avx_psadbw): Likewise.
8578 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8579 (*avx_phaddwv8hi3): Likewise.
8580 (*avx_phadddv4si3): Likewise.
8581 (*avx_phaddswv8hi3): Likewise.
8582 (*avx_phsubwv8hi3): Likewise.
8583 (*avx_phsubdv4si3): Likewise.
8584 (*avx_phsubswv8hi3): Likewise.
8585 (*avx_pmaddubsw128): Likewise.
8586 (*avx_pmulhrswv8hi3): Likewise.
8587 (*avx_pshufbv16qi3): Likewise.
8588 (*avx_psign<mode>3): Likewise.
8589 (*avx_palignrti): Likewise.
8590 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8591 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8592 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8593 (*avx_mpsadbw): Likewise.
8594 (*avx_packusdw): Likewise.
8595 (*avx_pblendvb): Likewise.
8596 (*avx_pblendw): Likewise.
8597 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8598 (avx_ptest256): Likewise.
8599 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8600 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8601 (*avx_aesenc): Likewise.
8602 (*avx_aesenclast): Likewise.
8603 (*avx_aesdec): Likewise.
8604 (*avx_aesdeclast): Likewise.
8605 (avx_vzeroupper): Likewise.
8606 (avx_vzeroupper_rex64): Likewise.
8607 (avx_vpermil<mode>): Likewise.
8608 (avx_vpermilvar<mode>3): Likewise.
8609 (avx_vpermil2<mode>3): Likewise.
8610 (avx_vperm2f128<mode>3): Likewise.
8611 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8612 (avx_vbroadcastss256): Likewise.
8613 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8614 (avx_vinsertf128<mode>): Likewise.
8615 (vec_set_lo_<mode>): Likewise.
8616 (vec_set_hi_<mode>): Likewise.
8617 (vec_set_lo_<mode>): Likewise.
8618 (vec_set_hi_<mode>): Likewise.
8619 (vec_set_lo_v16hi): Likewise.
8620 (vec_set_hi_v16hi): Likewise.
8621 (vec_set_lo_v32qi): Likewise.
8622 (vec_set_hi_v32qi): Likewise.
8623 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8624 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8625 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8626 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8627 (vec_init<mode>): Likewise.
8628 (*vec_concat<mode>_avx): Likewise.
8629 (blendbits): Support V8SF and V4DF.
8630 (sse2_movq128): Support AVX.
8631 (<sse>_movnt<mode>): Likewise.
8632 (sse2_movntv2di): Likewise.
8633 (sse_rcpv4sf2): Likewise.
8634 (sse_sqrtv4sf2): Likewise.
8635 (sse_rsqrtv4sf2): Likewise.
8636 (<sse>_comi): Likewise.
8637 (<sse>_ucomi): Likewise.
8638 (sse_cvtss2si): Likewise.
8639 (sse_cvtss2si_2): Likewise.
8640 (sse_cvtss2siq): Likewise.
8641 (sse_cvtss2siq_2): Likewise.
8642 (sse_cvttss2si): Likewise.
8643 (sse_cvttss2siq): Likewise.
8644 (sse2_cvtsd2si): Likewise.
8645 (sse2_cvtsd2si_2): Likewise.
8646 (sse2_cvtsd2siq): Likewise.
8647 (sse2_cvtsd2siq_2): Likewise.
8648 (sse2_cvttsd2si): Likewise.
8649 (sse2_cvttsd2siq): Likewise.
8650 (sse2_cvtdq2pd): Likewise.
8651 (*sse2_cvtpd2dq): Likewise.
8652 (*sse2_cvttpd2dq): Likewise.
8653 (*sse2_cvtpd2ps): Likewise.
8654 (sse2_cvtps2pd): Likewise.
8655 (sse3_movshdup): Likewise.
8656 (sse3_movsldup): Likewise.
8657 (sse_storehps): Likewise.
8658 (*sse4_1_extractps): Likewise.
8659 (sse2_storelpd): Likewise.
8660 (vec_dupv2df_sse3): Likewise.
8661 (*vec_concatv2df_sse3): Likewise.
8662 (*sse4_1_pextrb): Likewise.
8663 (*sse4_1_pextrb_memory): Likewise.
8664 (*sse2_pextrw): Likewise.
8665 (*sse4_1_pextrw_memory): Likewise.
8666 (*sse4_1_pextrd): Likewise.
8667 (*sse4_1_pextrq): Likewise.
8668 (sse2_pshufd_1): Likewise.
8669 (sse2_pshuflw_1): Likewise.
8670 (sse2_pshufhw_1): Likewise.
8671 (*sse2_storeq_rex64): Likewise.
8672 (*vec_dupv4si): Likewise.
8673 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8674 (sse2_pmovmskb): Likewise.
8675 (*sse2_maskmovdqu): Likewise.
8676 (*sse2_maskmovdqu_rex64): Likewise.
8677 (sse_ldmxcsr): Likewise.
8678 (sse_stmxcsr): Likewise.
8679 (abs<mode>2): Likewise.
8680 (sse4_1_movntdqa): Likewise.
8681 (sse4_1_phminposuw): Likewise.
8682 (sse4_1_extendv8qiv8hi2): Likewise.
8683 (*sse4_1_extendv8qiv8hi2): Likewise.
8684 (sse4_1_extendv4qiv4si2): Likewise.
8685 (*sse4_1_extendv4qiv4si2): Likewise.
8686 (sse4_1_extendv2qiv2di2): Likewise.
8687 (*sse4_1_extendv2qiv2di2): Likewise.
8688 (sse4_1_extendv4hiv4si2): Likewise.
8689 (*sse4_1_extendv4hiv4si2): Likewise.
8690 (sse4_1_extendv2hiv2di2): Likewise.
8691 (*sse4_1_extendv2hiv2di2): Likewise.
8692 (sse4_1_extendv2siv2di2): Likewise.
8693 (*sse4_1_extendv2siv2di2): Likewise.
8694 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8695 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8696 (sse4_1_zero_extendv4qiv4si2): Likewise.
8697 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8698 (sse4_1_zero_extendv2qiv2di2): Likewise.
8699 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8700 (sse4_1_zero_extendv4hiv4si2): Likewise.
8701 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8702 (sse4_1_zero_extendv2hiv2di2): Likewise.
8703 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8704 (sse4_1_zero_extendv2siv2di2): Likewise.
8705 (*sse4_1_zero_extendv2siv2di2): Likewise.
8706 (sse4_1_ptest): Likewise.
8707 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8708 (sse4_2_pcmpestri): Likewise.
8709 (sse4_2_pcmpestrm): Likewise.
8710 (sse4_2_pcmpistri): Likewise.
8711 (sse4_2_pcmpistrm): Likewise.
8713 (aeskeygenassist): Likewise.
8715 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8717 * config/i386/predicates.md (vzeroall_operation): New.
8719 * config/i386/sse.md (avx_vzeroall): New.
8720 (*avx_vzeroall): Likewise.
8722 2008-08-28 Paul Brook <paul@codesourcery.com>
8723 Mark Shinwell <shinwell@codesourcery.com>
8724 Richard Earnshaw <richard.earnshaw@arm.com>
8726 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8727 (TARGET_MIN_ANCHOR_OFFSET): New.
8728 (arm_override_options): Set correct anchor ranges for Thumb-1
8729 and Thumb-2 if required.
8730 (legitimize_pic_address): Handle case involving a TLS symbol
8731 reference with an addend.
8732 (arm_optimization_options): Enable section anchors at -O1 and
8734 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8735 * config/arm/arm-protos.h (arm_optimization_options): New.
8737 2008-08-28 Nick Clifton <nickc@redhat.com>
8739 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8740 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8743 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8744 * config/v850/v850.md (return): Remove frame size restriction.
8746 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8748 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8750 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8752 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8754 2008-08-28 Paul Brook <paul@codesourcery.com>
8756 * config/arm/vfp11.md: Update license notice.
8757 * config/arm/cortex-r4.md: Ditto.
8759 2008-08-28 Richard Guenther <rguenther@suse.de>
8761 PR tree-optimization/37207
8762 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8765 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8768 * tree.c (int_fits_type_p): Don't forget unsigned integers
8769 of type sizetype which higher end word equals -1.
8771 2008-08-28 Ira Rosen <irar@il.ibm.com>
8773 * target.h (struct vectorize): Add new target builtin.
8774 * tree-vectorizer.c (destroy_loop_vec_info): Call
8775 vect_free_slp_instance instead of vect_free_slp_node.
8776 * tree-vectorizer.h (enum slp_load_perm_type): New.
8777 (struct _slp_instance): Add new fields.
8778 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8779 (SLP_INSTANCE_LOADS): New.
8780 (vect_free_slp_tree): Remove.
8781 (vect_free_slp_instance): Declare.
8782 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8783 (vectorizable_load): Add argument.
8784 (vect_transform_slp_perm_load): New.
8785 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8787 (vect_get_place_in_interleaving_chain): New function.
8788 (vect_free_slp_tree): Make static.
8789 (vect_free_slp_instance): New function.
8790 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8791 collect the load location in the interleaving chain.
8792 (vect_supported_slp_permutation_p): New function.
8793 (vect_supported_load_permutation_p): Likewise.
8794 (vect_analyze_slp_instance): In case of loads permutation, call
8795 vect_supported_load_permutation_p to check that the permutation is
8797 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8798 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8799 (vect_create_mask_and_perm): New function.
8800 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8801 (vectorizable_load): Add an argument. Don't keep the created vectors
8802 statements in the node if permutation is required. Call
8803 vect_transform_slp_perm_load to generate the permutation.
8804 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8805 additional argument.
8806 (vect_schedule_slp_instance): In case of loads permutation, allocate
8807 vectorized statements structure for all the related SLP nodes. Call
8808 vect_transform_stmt with addditional argument.
8809 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8810 * config/spu/spu.c (spu_builtin_vec_perm): New.
8811 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8812 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8813 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8814 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8816 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8818 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8819 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8820 __gthread_cond_signal, __gthread_cond_timedwait,
8821 __gthread_cond_timedwait_recursive): New functions.
8822 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8824 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8827 2008-08-28 Richard Guenther <rguenther@suse.de>
8830 * fold-const.c (maybe_canonicalize_comparison_1): Require
8831 undefined overflow only for canonicalizing A +- CST cmp CST.
8832 Make sure to not generate new constants that are not inside
8833 their TYPE_MIN/MAX_VALUE range.
8834 (maybe_canonicalize_comparison): Remove undefined overflow
8836 (fold_binary): Remove now duplicate folding.
8838 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8840 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8841 use not updated in the last change.
8843 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8845 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8846 (IRA_COVER_CLASSES): Add FPUL_REGS.
8848 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8851 * c-common.c (conversion_warning): Check for null operands.
8853 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8856 * c-decl.c (check_for_loop_decls): Improve error message. Give
8859 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8862 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8863 (convert_for_assignment): Pass corrent OPT_W* parameter to
8864 WARN_FOR_ASSIGNMENT.
8866 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8869 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8871 2008-08-27 Paul Brook <paul@codesourcery.com>
8873 * config.gcc: Loosen checks for arm uclinux eabi targets.
8875 2008-08-27 Paul Brook <paul@codesourcery.com>
8877 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8879 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8881 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8883 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8884 the enumerators of an ENUMERAL_TYPE.
8885 * dbxout.c (dbxout_type): Ditto.
8887 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8890 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8891 (fwprop_addr): Check that the loop_father is not the outer loop.
8893 2008-08-26 Paul Brook <paul@codesourcery.com>
8895 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8896 Remove documentation entry for fmul type.
8897 Use fmuls to annotate single-precision multiplication patterns,
8898 fmuld to annotate double-precision multiplication patterns,
8899 fmacs to annotate single-precision multiply-accumulate patterns
8900 and fmacd to annotate double-precision multiply-accumulate patterns.
8901 * config/arm/vfp11.md: Update reservations accordingly.
8902 * config/arm/arm.md: Note that certain values of the "type"
8903 attribute are documented in vfp.md.
8904 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8905 (v10_cvt): Use new fmul types.
8907 2008-08-26 Paul Brook <paul@codesourcery.com>
8909 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8910 * config/arm/vfp11.md: ...here. New.
8911 * config/arm/arm.md: Include vfp11.md.
8913 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8915 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8916 parameter to inform call.
8918 2008-08-26 Jeff Law <law@redhat.com>
8920 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8921 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8922 preferred class when copying a constant into a partial word register.
8924 2008-08-26 Ben Elliston <bje@au.ibm.com>
8926 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8927 * cp/typeck.c: Likewise.
8928 * cp/tree.c: Likewise.
8929 * gimple-low.c: Likewise.
8932 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8934 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8935 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8937 * doc/passes.texi: Describe IRA.
8939 * doc/tm.texi (IRA_COVER_CLASSES,
8940 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8942 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8943 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8944 -fira-propagate-cost, -fno-ira-share-save-slots,
8945 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8947 * flags.h (ira_algorithm): New enumeration.
8948 (flag_ira_algorithm, flag_ira_verbose): New external variable
8951 * postreload.c (gate_handle_postreload): Don't do post reload
8952 optimizations unless the reload is completed.
8954 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8957 * tree-pass.h (pass_ira): New external variable declaration.
8959 * reload.h: Add 2008 to the Copyright.
8961 * cfgloopanal.c: Include params.h.
8962 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8965 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8967 * toplev.c (ira.h): New include.
8968 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8969 (backend_init_target): Call ira_init.
8970 (backend_init): Call ira_init_once.
8971 (finalize): Call finish_ira_once.
8973 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8974 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8977 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8978 may_move_out_cost): New external variable declarations.
8979 (move_table): New typedef.
8981 * caller-save.c: Include headers output.h and ira.h.
8982 (no_caller_save_reg_set): New global variable.
8983 (save_slots_num, save_slots): New variables.
8984 (reg_save_code, reg_restore_code, add_stored_regs): Add
8986 (init_caller_save): Set up no_caller_save_reg_set.
8987 (init_save_areas): Reset save_slots_num.
8988 (saved_hard_reg): New structure.
8989 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8990 (initiate_saved_hard_regs, new_saved_hard_reg,
8991 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8993 (setup_save_areas): Add code for sharing stack slots.
8994 (all_blocks): New variable.
8995 (save_call_clobbered_regs): Process pseudo-register too.
8996 (mark_set_regs): Process pseudo-register too.
8997 (insert_one_insn): Put the insn after bb note in a empty basic
8998 block. Add insn check.
9000 * global.c (eliminable_regset): Make it external.
9001 (mark_elimination): Use DF_LR_IN for IRA.
9002 (pseudo_for_reload_consideration_p): New.
9003 (build_insn_chain): Make it external. Don't ignore spilled
9004 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9005 (gate_handle_global_alloc): New function.
9006 (pass_global_alloc): Add the gate function.
9008 * opts.c (decode_options): Set up flag_ira. Print the warning for
9010 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9012 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9014 * regmove.c (regmove_optimize): Don't do replacement of output for
9017 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9018 New external variable declarations.
9020 * local-alloc.c (update_equiv_regs): Make it external. Return
9021 true if jump label rebuilding should be done. Rescan new_insn for
9023 (gate_handle_local_alloc): New function.
9024 (pass_local_alloc): Add the gate function.
9026 * alias.c (value_addr_p, stack_addr_p): New functions.
9027 (nonoverlapping_memrefs_p): Use them for IRA.
9029 * common.opt (fira, fira-algorithm, fira-coalesce,
9030 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9031 fira-verbose): New options.
9033 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9034 move_cost, may_move_in_cost, may_move_out_cost): Make the
9036 (move_table): Remove typedef.
9037 (init_move_cost): Make it external.
9038 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9041 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9042 setup_reg_classes): New function prototypes.
9043 (eliminable_regset): New external variable declaration.
9044 (build_insn_chain, update_equiv_regs): New function prototypes.
9046 * Makefile.in (IRA_INT_H): New definition.
9047 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9048 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9049 (reload1.o, toplev.o): Add dependence on ira.h.
9050 (cfgloopanal.o): Add PARAMS_H.
9051 (caller-save.o): Add dependence on output.h and ira.h.
9052 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9053 ira-emit.o, ira-lives.o): New entries.
9055 * passes.c (pass_ira): New pass.
9057 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9059 * reload1.c (ira.h): Include the header.
9060 (changed_allocation_pseudos): New bitmap.
9061 (init_reload): Initiate the bitmap.
9062 (compute_use_by_pseudos): Permits spilled registers in FROM.
9063 (temp_pseudo_reg_arr): New variable.
9064 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9065 IRA. Call alter_reg with the additional parameter. Don't clear
9066 spilled_pseudos for IRA. Restore original insn chain for IRA.
9067 Clear changed_allocation_pseudos at the end of reload.
9068 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9069 (hard_regno_to_pseudo_regno): New variable.
9070 (count_pseudo): Check spilled pseudos. Set up
9071 hard_regno_to_pseudo_regno.
9072 (count_spilled_pseudo): Check spilled pseudos. Update
9073 hard_regno_to_pseudo_regno.
9074 (find_reg): Use better_spill_reload_regno_p. Check
9075 hard_regno_to_pseudo_regno.
9076 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9078 (eliminate_regs_1): Use additional parameter for alter_reg.
9079 (finish_spills): Set up pseudo_previous_regs only for spilled
9080 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9081 more arguments. Don't clear live_throughout and dead_or_set for
9082 spilled pseudos. Use additional parameter for alter_reg. Call
9083 mark_allocation_change. Set up changed_allocation_pseudos.
9084 Remove sanity check.
9085 (emit_input_reload_insns, delete_output_reload): Use additional
9086 parameter for alter_reg. Call mark_allocation_change.
9087 (substitute, gen_reload_chain_without_interm_reg_p): New
9089 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9091 * testsuite/gcc.dg/20080410-1.c: New file.
9093 * config/s390/s390.h (IRA_COVER_CLASSES,
9094 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9096 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9098 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9100 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9102 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9104 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9106 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9108 2008-08-24 Jeff Law <law@redhat.com>
9109 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9110 when ignoring unavailable registers.
9112 2008-08-24 Jeff Law <law@redhat.com>
9113 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9114 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9115 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9116 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9118 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9119 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9121 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9122 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9123 * reload1.c (find_reg): Process registers in register allocation order.
9125 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9126 * toplev.c (backend_init_target): Move ira_init call from
9128 (lang_dependent_init_target): ...to here.
9130 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9131 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9132 calculate memory move costs for NO_REGS.
9134 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9135 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9136 STACK_REGS is defined.
9138 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9139 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9141 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9142 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9144 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9145 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9146 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9149 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9150 Dorit Nuzman <dorit@il.ibm.com>
9152 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9153 vec_extract_evenv4sf, vec_extract_evenv8hi,
9154 vec_extract_evenv16qi, vec_extract_oddv4si,
9155 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9156 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9157 vec_interleave_highv4si, vec_interleave_lowv4si,
9158 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9159 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9160 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9162 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9165 * config/rs6000/rs6000.c (optimization_options): Don't default to
9166 section anchors without toplevel reorder.
9168 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9170 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9171 (mfc_end_critical_section): Likewise.
9173 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9175 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9176 all type qualifiers from element type to vector type.
9178 2008-08-25 David Daney <ddaney@avtrex.com>
9180 * config/mips/mips.md (immediate_insn): Move up in file, fix
9181 comment typo, reformat.
9182 (fetchop_bit, atomic_hiqi_op memory_barrier,
9183 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9184 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9185 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9186 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9187 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9188 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9189 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9190 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9191 sync_old_nand<mode>, sync_new_nand<mode>,
9192 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9193 test_and_set_12): Moved to sync.md.
9195 * config/mips/sync.md: New file.
9197 2008-08-25 Richard Henderson <rth@redhat.com>
9199 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9200 (regsave): Likewise.
9201 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9202 (output_cfi_directive): Likewise.
9203 (div_data_align): New.
9204 (output_cfi): Use it.
9206 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9208 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9209 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9210 (TARGET_OCTEON): New macro.
9211 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9212 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9213 (ISA_HAS_POP): New macro.
9214 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9216 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9218 * config/mips/mips.md (cpu): Add octeon.
9219 (type): Add pop attribute value.
9220 (popcount<mode>2): New pattern.
9221 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9223 2008-08-24 Jan Hubicka <jh@suse.cz>
9225 * doc/invoke.texi (-fipa-cp-clone): New option.
9226 (-fipa-cp): Update docs.
9227 (--param ipcp-unit-growth):New.
9228 * ipa-cp.c: Include fibheap.h, params.h
9229 (ipcp_initialize_node_lattices): When not cloning, all externally
9230 visible functions are bottom.
9231 (ipcp_need_redirect_p): Accept clones.
9232 (ipcp_insert_stage): Use cost driven heuristics.
9233 (max_count, dead_nodes): New static vars.
9234 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9235 ipcp_const_param_count): New functions.
9236 * common.opt (ipa-cp-clone): New command line option.
9237 * params.def (ipcp-unit-growth): New.
9239 2008-08-24 Jan Hubicka <jh@suse.cz>
9241 * tree-inline.c (tree_function_versioning): Look harder
9242 for referenced vars.
9244 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9246 PR tree-optimization/37185
9247 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9249 2008-08-23 Jan Hubicka <jh@suse.cz>
9251 * ipa-cp.c (ipcp_analyze_node): New function.
9252 (ipcp_update_cloned_node): Use it.
9253 (ipcp_init_stage): Likewise.
9254 * ipa-inline.c (function_insertion_hook_holder): New static var.
9255 (analyze_function): Break out from ....
9256 (inline_generate_summary): Here; register insertion hook.
9257 (cgraph_decide_inlining): Remove hook.
9258 (add_new_function): New function.
9260 2008-08-23 Jan Hubicka <jh@suse.cz>
9262 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9264 2008-08-23 Jan Hubicka <jh@suse.cz>
9266 * ipa-cp.c (constant_val_insert): Remove.
9267 (ipcp_propagate_one_const): Remove.
9268 (ipcp_create_replace_map): Always insert replacements to the map.
9269 (ipcp_insert_stage): Do not try to insert statements by hand.
9270 * tree-inline.c (insert_init_stmt): Break out from ...
9271 (setup_one_parameter): ... here; allow NULL BB pointer.
9272 (tree_function_versioning): Use setup_one_parameter to process
9275 2008-08-23 Jan Hubicka <jh@suse.cz>
9277 * tree.c (decl_address_ip_invariant_p): New function.
9278 * tree.h (decl_address_ip_invariant_p): Declare.
9279 * gimple.c (strip_invariant_refs): Break out from ...
9280 (is_gimple_invariant_address): ... here
9281 (is_gimple_ip_invariant_address): New function.
9282 (is_gimple_ip_invariant): New function.
9283 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9286 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9287 (ipcp_lat_is_insertable): All constants are insertable.
9288 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9289 IPA_CONST_VALUE_REF.
9290 (ipcp_initialize_node_lattices): Propagate all types of operands.
9291 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9292 (ipcp_create_replace_map): Reformat.
9293 (ipcp_need_redirect_p): Simplify.
9294 (ipcp_insert_stage): Check that argument is used before clonning.
9295 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9297 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9298 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9299 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9300 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9301 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9302 * tree-inline.c (tree_function_versioning): Add variables referenced
9305 2008-08-23 Jan Hubicka <jh@suse.cz>
9308 * i386.c (standard_80387_constant_p): Use optimize_size.
9310 2008-08-23 Ira Rosen <irar@il.ibm.com>
9312 PR tree-optimization/37161
9313 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9314 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9315 (vect_determine_vectorization_factor): Move the scalar type
9316 retrieval to vect_get_smallest_scalar_type.
9317 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9318 scalar type. Remove redundant computation.
9319 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9320 (vect_get_slp_defs): Take the type of RHS into account if
9321 necessary by calling vect_get_smallest_scalar_type. Call
9322 vect_get_constant_vectors with additional argument.
9324 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9327 * doc/invoke.texi (Wwrite-strings): Clarify description.
9329 2008-08-23 Ira Rosen <irar@il.ibm.com>
9331 PR tree-optimization/37174
9332 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9333 def stmt is a part of the loop before accessing its stmt_vec_info.
9335 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9338 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9339 (*swap): New insn pattern.
9340 (*ashlqi3): Rename from ashlqi3 insn pattern.
9341 (ashlqi3): New expanders.
9342 (*lshrqi3): Rename from lshrqi3 insn pattern.
9343 (lshrqi3): New expanders.
9344 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9345 lshrqi3_const5, lshrqi3_const6): New splitters.
9346 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9347 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9350 2008-08-22 Richard Guenther <rguenther@suse.de>
9352 PR tree-optimization/37078
9353 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9354 [+INF, +INF] ranges.
9356 2008-08-22 Richard Guenther <rguenther@suse.de>
9358 PR tree-optimization/37143
9359 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9360 a conversion statement instead of a copy.
9362 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9365 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9366 CCCmode, CCOmode and CCSmode destination modes.
9369 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9370 from different units in a single alternative.
9371 (*vec_extractv2sf_1): Ditto.
9372 (*vec_extractv2si_0): Ditto.
9373 (*vec_extractv2si_1): Ditto.
9374 * config/i386/sse.md (sse2_storehpd): Ditto.
9375 (sse2_storelpd): Ditto.
9376 (sse2_loadhpd): Ditto.
9377 (sse2_loadlpd): Ditto.
9380 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9381 (popcountsi2): Ditto.
9382 (clzdi2_abm): Ditto.
9383 (popcountdi2): Ditto.
9384 (clzhi2_abm): Ditto.
9385 (popcounthi2): Ditto.
9387 2008-08-22 Richard Guenther <rguenther@suse.de>
9391 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9392 if the multiplication does not overflow.
9394 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9396 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9398 2008-08-21 Richard Henderson <rth@redhat.com>
9400 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9401 spurrious comma from test.
9402 * configure: Rebuild.
9404 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9407 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9410 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9412 * c-tree.h (grokfield): New argument.
9413 * c-decl.c (grokfield): Handle new location argument.
9414 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9416 2008-08-21 Richard Guenther <rguenther@suse.de>
9418 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9420 2008-08-21 Jan Hubicka <jh@suse.cz>
9422 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9423 (cgraph_add_function_insertion_hook,
9424 cgraph_remove_function_insertion_hook,
9425 cgraph_call_function_insertion_hooks): New functions.
9426 * cgraph.h (cgraph_add_function_insertion_hook,
9427 cgraph_remove_function_insertion_hook,
9428 cgraph_call_function_insertion_hooks): Declare.
9429 * ipa-reference.c (function_insertion_hook_holder): New variable.
9430 (check_operand, look_for_address_of): When checking late, do not care
9431 about module bitmaps.
9432 (add_new_function): New function.
9433 (generate_summary): Register hooks; zero module bitmaps.
9434 (propagate): Unregister hooks.
9435 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9436 (add_new_function): New function.
9437 (generate_summary): Register hook.
9438 (propagate): Remove hook.
9440 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9442 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9443 * ipa-cp.c (ipcp_update_cloned_node): New function.
9444 (build_const_val): Handle functions correctly; bring type logic
9445 into sync with tree-inline.c
9446 (ipcp_init_stage): Take care of computing stuff needed by
9447 indirect inlining; update clones.
9448 (ipcp_generate_summary): Break out of ipcp_driver.
9449 (ipcp_driver): Do only execution and transformation.
9450 (pass_ipa_cp): Make IPA_PASS.
9451 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9453 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9454 ipcp, some info is already available.
9455 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9456 * tree-inline.c (remap_ssa_name): Unshare expression.
9458 2008-08-21 Richard Guenther <rguenther@suse.de>
9460 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9461 a PHI ask VN if it is already available.
9462 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9463 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9465 2008-08-21 Richard Guenther <rguenther@suse.de>
9468 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9469 makes sure to produce a result of the correct type.
9471 2008-08-21 Jan Hubicka <jh@suse.cz>
9472 Backport from LTO branch:
9474 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9475 Jan Hubicka <jh@suse.cz>
9478 (init_state, finish_state, set_function_state, generate_summary):
9480 (scan_stmt): Renamed from scan_function. Changed to keep state in
9481 local static vars rather than cgraph aux field.
9482 (propagate): Renamed from static_execute. Changed to keep state in
9483 local static vars rather than cgraph aux field.
9484 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9485 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9487 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9489 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9490 * ipa-reference.c (init_function_info, generate_summary,
9491 propagate): New functions.
9492 (analyze_function): Call init_function_info.
9493 (static_execute): Stripped into generate_summary and propagate.
9494 (pass_ipa_reference): Made into ipa_opt_pass.
9496 2008-08-21 Richard Guenther <rguenther@suse.de>
9498 PR tree-optimization/37181
9499 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9501 (extract_range_from_unary_expr): Likewise.
9503 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9505 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9507 * toplev.h (pedwarn_at): Likewise.
9508 * builtins.c: Update all calls to pedwarn.
9509 * c-lex.c: Likewise.
9510 * toplev.c: Likewise.
9511 * c-tree.h: Likewise.
9512 * c-decl.c: Likewise.
9513 * c-errors.c: Likewise.
9514 * c-typeck.c: Likewise.
9515 * c-common.c: Likewise.
9516 * c-parser.c: Likewise.
9518 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9521 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9522 with MODE_VECTOR_INT mode.
9524 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9527 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9528 initialized outside the current module.
9529 (warn_uninitialized_var): Ignore left-hand side when walking the
9530 trees. Ignore address expressions. Examine VUSE operands in gimple
9531 statements with a variable declaration on the right-hand side.
9533 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9536 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9538 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9541 * c-common.c (conversion_warning): Do not warn if applying bit-and
9542 operator to unsigned constant that fits in the target type.
9544 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9547 * c-common.c (conversion_warning): Do not warn for artificial
9550 2008-08-20 Richard Guenther <rguenther@suse.de>
9552 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9553 (extract_range_from_binary_expr): Fall back to constant propagation.
9554 (extract_range_from_unary_expr): Likewise.
9556 2008-08-20 Richard Guenther <rguenther@suse.de>
9558 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9559 with TREE_THIS_VOLATILE on shared nodes.
9560 (fold_stmt_r): Likewise.
9562 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9565 * c-parser.c (c_parser_attributes): For keywords use canonical
9566 spelling for attr_name.
9568 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9570 * value-prof.c (check_counter): Revert wrong call to error.
9572 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9574 * profile.c: Update calls to inform.
9575 * value-prof.c: Update calls to inform.
9577 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9579 * diagnostic.c (inform): Add an explicit location_t parameter.
9580 * toplev.h (inform): Update declaration.
9581 * builtins.c: Update all calls to inform.
9582 * c-common.c: Likewise.
9583 * c-decl.c: Likewise.
9584 * c-opts.c: Likewise.
9585 * c-pch.c: Likewise.
9586 * c-pragma.c: Likewise.
9587 * c-typeck.c: Likewise.
9588 * coverage.c: Likewise.
9590 * toplev.c: Likewise.
9591 * tree-cfg.c: Likewise.
9592 * tree-ssa.c: Likewise.
9594 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9597 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9598 V2DI mode, for SSE4.1, use movq instead of vector set if the
9599 second element is zero and inter-unit moves are OK.
9601 2008-08-20 Richard Guenther <rguenther@suse.de>
9603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9604 properly handle conversion/copy chains after tuplification.
9606 2008-08-20 Richard Guenther <rguenther@suse.de>
9608 * passes.c (init_optimization_passes): Move the second
9609 forwprop pass before alias computation. Remove the second
9610 DCE pass. Remove the first dominator and phi copy/const
9613 2008-08-20 Nick Clifton <nickc@redhat.com>
9615 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9616 support of this feature. Do not assume that a sufficiently new
9617 assembler will support the feature regardless of the target type.
9618 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9619 * configure: Regenerate.
9621 2008-08-20 Richard Guenther <rguenther@suse.de>
9623 * tree-vrp.c (found_in_subgraph): Remove.
9624 (live): New global static.
9625 (live_on_edge): New function.
9626 (blocks_visited): Remove.
9627 (register_edge_assert_for_2): Use live_on_edge.
9628 (find_conditional_asserts): Remove code dealing with
9629 found_in_subgraph. Do not walk the CFG.
9630 (find_switch_asserts): Likewise.
9631 (find_assert_locations_1): Renamed from find_assert_locations.
9632 Move finding assert locations for conditional and switch
9633 statements first. Update live bitmap. Do not walk the CFG.
9634 (find_assert_locations): New function.
9635 (insert_range_assertions): Remove entry of CFG walk.
9636 Adjust call to find_assert_locations.
9637 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9638 that only can appear because of fake exit edges but assert we
9639 never try to insert on those.
9640 (fini_pre): Do not remove fake exit edges here...
9641 (execute_pre): ...but here, before committing edge inserts.
9643 2008-08-19 Richard Guenther <rguenther@suse.de>
9645 * passes.c (init_optimization_passes): Exchange store-ccp
9648 2008-08-19 Rafael Espíndola <espindola@google.com>
9650 * varasm.c (weak_decls): Move earlier in the file.
9651 (assemble_external): Add weak decls to the weak_decls list.
9652 (declare_weak): Don't add decls to the weak_decls list.
9654 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9657 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9658 before (sse2_shufpd_<mode>).
9660 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9663 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9664 * tree.c (block_nonartificial_location): Likewise.
9666 2008-08-19 Richard Guenther <rguenther@suse.de>
9668 PR tree-optimization/35972
9669 PR tree-optimization/23094
9670 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9672 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9673 handle MISALIGNED_INDIRECT_REF.
9674 (get_ref_from_reference_ops): New helper.
9675 (vn_reference_lookup_pieces): Walk the use-def chain using the
9676 alias-oracle if requested.
9677 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9678 walking the use-def chain.
9679 (compute_avail): But not here.
9680 (create_component_ref_by_pieces_1): Properly handle
9681 MISALIGNED_INDIRECT_REF.
9682 (do_regular_insertion): Handle fully redundant
9683 expressions after PHI-translation also for SSA_NAME values, not
9684 only constants. Correctly use edoubleprime for that.
9686 2008-08-19 Ira Rosen <irar@il.ibm.com>
9688 * tree-vectorizer.c (supportable_widening_operation): Support
9689 multi-step conversion, return the number of steps in such conversion
9690 and the required intermediate types.
9691 (supportable_narrowing_operation): Likewise.
9692 * tree-vectorizer.h (vect_pow2): New function.
9693 (supportable_widening_operation): Change argument types.
9694 (supportable_narrowing_operation): Likewise.
9695 (vectorizable_type_promotion): Add an argument.
9696 (vectorizable_type_demotion): Likewise.
9697 * tree-vect-analyze.c (vect_analyze_operations): Call
9698 vectorizable_type_promotion and vectorizable_type_demotion with
9699 additional argument.
9700 (vect_get_and_check_slp_defs): Detect patterns.
9701 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9703 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9704 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9705 factor according to the smallest type in the loop.
9706 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9707 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9708 supportable_widening_operation with correct arguments.
9709 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9710 operands lists according to the number of vector statements in left
9711 or right node, if exists.
9712 (vect_gen_widened_results_half): Remove unused argument.
9713 (vectorizable_conversion): Call supportable_widening_operation,
9714 supportable_narrowing_operation, and vect_gen_widened_results_half
9715 with correct arguments.
9716 (vectorizable_assignment): Change documentation, support multiple
9718 (vectorizable_operation): Likewise.
9719 (vect_get_loop_based_defs): New function.
9720 (vect_create_vectorized_demotion_stmts): Likewise.
9721 (vectorizable_type_demotion): Support loop-aware SLP and general
9722 multi-step conversion. Call vect_get_loop_based_defs and
9723 vect_create_vectorized_demotion_stmts for transformation.
9724 (vect_create_vectorized_promotion_stmts): New function.
9725 (vectorizable_type_promotion): Support loop-aware SLP and general
9726 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9728 (vectorizable_store): Change documentation, support multiple
9730 (vectorizable_load): Likewise.
9731 (vect_transform_stmt): Pass SLP_NODE to
9732 vectorizable_type_promotion and vectorizable_type_demotion.
9733 (vect_schedule_slp_instance): Move here the calculation of number
9734 of vectorized statements for each node from...
9735 (vect_schedule_slp): ... here.
9736 (vect_transform_loop): Call vect_schedule_slp without the last
9739 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9742 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9743 to == in assert statement.
9744 (vectorizable_reduction): Fix typo.
9746 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9749 * value-prof.c (check_counter): Dereference pointer to overall
9750 count when printing it.
9752 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9754 * profile.h: Really add it.
9756 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9758 * mcf.c: Really add it.
9760 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9761 Vinodha Ramasamy <vinodha@google.com>
9763 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9765 * value-prof.c (check_counter): Fix the counter if
9766 flag_profile_correction is true.
9767 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9768 tree_mod_subtract_transform):
9769 Follow check_counter parameter change.
9770 * common.opt (fprofile-correction): New option.
9772 * profile.h: Likewise.
9773 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9774 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9775 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9777 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9778 flag_profile_correction is set.
9780 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9782 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9784 2008-08-18 Tomas Bily <tbily@suse.cz>
9786 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9787 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9789 * tree-data-ref.c (split_constant_offset_1): Likewise.
9790 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9791 * tree-sra.c (sra_walk_expr): Likewise.
9792 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9793 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9794 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9795 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9797 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9798 * tree-vect-transform.c (vectorizable_type_demotion)
9799 (vectorizable_type_promotion): Likewise.
9800 * tree-inline.c (expand_call_inline):
9801 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9802 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9803 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9804 * expr.c (expand_expr_real_1): Likewise.
9805 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9806 (gimple_assign_unary_useless_conversion_p): Likewise.
9807 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9808 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9809 * fold-const.c (fold_unary): Likewise.
9810 * tree.h (CONVERT_EXPR_P): Likewise.
9811 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9812 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9814 (register_edge_assert_for_2, extract_range_from_unary_expr)
9815 (register_edge_assert_for_1): Likewise.
9817 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9819 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9820 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9821 (enum real_value_const): Delete.
9822 (get_real_const): Delete.
9823 * real.c (get_real_const): Delete.
9824 (dconst_e_ptr): Define.
9825 (dconst_third_ptr): Define.
9826 (dconst_sqrt2_ptr): Define.
9827 * builtins.c: Update all callers.
9829 2008-08-18 Richard Guenther <rguenther@suse.de>
9831 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9832 statement iterator after statement removal.
9834 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9836 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9837 (detect_processor_freebsd): Likewise.
9838 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9840 2008-08-18 Richard Guenther <rguenther@suse.de>
9842 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9843 and loads have the correct types.
9845 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9848 * c-opts.c (cpp_opts): Remove static.
9849 * c-parser.c (cpp_opts): Declare it extern.
9850 (disable_extension_diagnostics): Handle cpp options.
9851 (enable_extension_diagnostics): Likewise.
9853 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9855 * diagnostics.c (permerror_at): Rename as permerror.
9856 (permerror): Delete.
9857 * toplev.h: Likewise.
9859 2008-08-18 Richard Guenther <rguenther@suse.de>
9861 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9862 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9863 Move call_cdce before build_alias. Move copyrename2,
9864 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9865 right after final inlining.
9866 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9867 (pass_build_cfg): But instead via TODO_dump_func.
9869 2008-08-18 Richard Guenther <rguenther@suse.de>
9871 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9873 (scalarize_init): If we failed to generate some initializers
9874 do not generate zeros for not instantiated members. Instead
9875 rely on the copy out.
9876 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9877 about missing flow-sensitive alias info only if we have
9880 2008-08-17 Nick Clifton <nickc@redhat.com>
9882 * doc/extend.texi (Function Attributes): Fix typo in description
9883 if hot function attribute.
9885 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9886 Richard Sandiford <rdsandiford@googlemail.com>
9888 * doc/install.texi (--with-mips-plt): Document.
9889 * doc/invoke.texi (-mplt, -mno-plt): Document.
9890 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9891 and handle ${with_mips_plt}.
9892 * config/mips/mips.opt (mplt): New option.
9893 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9894 (TARGET_ABICALLS_PIC2): Likewise.
9895 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9896 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9897 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9898 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9899 to decide whether to output ".option picX" directives.
9900 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9901 Pass -call_nonpic rather than -KPIC for -mplt.
9902 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9903 on the command line. Also remove it when -mabi=64 is used without
9905 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9906 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9907 TARGET_ABICALLS_PIC0.
9908 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9910 (mips16_build_function_stub): Only output ".option pic" directives
9911 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9912 (mips16_build_call_stub): Fix comment and remove redundant
9913 ".set at"/"set .noat" directives.
9914 (mips_function_rodata_section): Use the default behaviour for
9915 TARGET_ABSOLUTE_ABICALLS.
9916 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9917 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9918 (mips_restore_gp): Do nothing if the current function doesn't use
9920 (mips_expand_prologue): Only save $gp if the current function uses it.
9921 Use a normal move for TARGET_ABICALLS_PIC0.
9922 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9924 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9926 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9927 of function when handling GLOBAL_POINTER_REGNUM.
9929 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9932 * common.opt (-fstack-check): Do not declare the variable here.
9933 (-fstack-check=): New option variant.
9934 * doc/invoke.texi (Code Gen Options): Document it.
9935 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9936 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9937 (STACK_CHECK_STATIC_BUILTIN): New macro.
9938 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9939 * opts.c: Include expr.h.
9940 (common_handle_option) <OPT_fold_stack_check_>: New case.
9941 <OPT_fstack_check>: Likewise.
9942 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9943 consistently in the test for variable-sized types. Adjust for
9944 new behaviour of flag_stack_check.
9945 * explow.c: Include except.h.
9946 (allocate_dynamic_stack_space): Do not take into account
9947 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9948 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9949 for variable-sized parameters. Treat all parameters whose size is
9950 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9951 stack checking is enabled.
9952 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9953 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9954 if generic stack checking is enabled.
9955 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9956 * reload1.c (reload): Likewise.
9957 * stmt.c (expand_decl): Assert that all automatic variables have
9958 fixed size at this point and remove dead code.
9959 * flags.h (stack_check_type): New enumeration type.
9960 (flag_stack_check): Declare.
9961 * toplev.c (flag_stack_check): New global variable.
9962 * Makefile.in (opts.o): Add dependency on EXPR_H.
9963 (explow.o): Add dependency on except.h.
9965 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9967 * config/avr/avr.c (avr_override_options): Reduce value of
9968 PARAM_INLINE_CALL_COST.
9970 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9972 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9973 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9974 lieu of TYPE_MODE (type) throughout.
9976 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9978 * config/arm/arm.c (add_minipool_backward_ref): Check for
9979 8-byte-aligned entries in second case of forcing insertion after a
9980 particular entry. Change third case to avoid inserting
9981 non-8-byte-aligned entries before 8-byte-aligned ones.
9983 2008-08-15 Richard Guenther <rguenther@suse.de>
9985 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9986 strip components for unknown size accesses.
9988 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9990 * config/s390/2097.md New file.
9991 * config/s390/s390.md ("z10prop" attribute): Define none,
9992 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9993 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9994 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9995 possible values and apply them to insns as appropriate.
9996 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9997 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9998 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9999 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10000 ("bfp" mode attribute): Removed. Every occurence replaced
10002 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10003 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10006 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10009 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10012 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10014 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10015 additional argument. Support reduction when duplication is needed due
10016 to data-types of different sizes in the loop.
10017 (get_initial_def_for_induction): Fix printout.
10018 (vect_get_vec_def_for_stmt_copy): Support case where the
10019 vec_stmt_for_operand is a phi node.
10020 (vectorizable_reduction): Support reduction when duplication is needed
10021 due to data-types of different sizes in the loop.
10022 (vectorizable_call): Remove restriction to not vectorize in case we
10023 have data-types of different sizes in the loop.
10024 (vectorizable_conversion): Likewise.
10025 (vectorizable_operation): Likewise.
10026 (vectorizable_type_demotion): Likewise.
10027 (vectorizable_type_promotion): Likewise.
10028 (vectorizable_induction): Add restriction to not vectorize in case
10029 we have data-types of different sizes in the loop.
10031 2008-08-14 Christophe Saout <christophe@saout.de>
10032 Uros Bizjak <ubizjak@gmail.com>
10035 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10036 (*vec_concatv2di_rex64_sse4_1): Ditto.
10037 (*vec_concatv2di_rex64_sse): Ditto.
10039 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10041 PR middle-end/37103
10042 * fold-const.c (fold_widened_comparison): Do not allow
10043 sign changes that change the result even if shorter type
10044 is wider than arg1_unw's type.
10046 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10048 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10049 Skip if the multilib testing specifies -march that does not
10050 agree with the one specified in the testcase.
10052 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10054 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10055 zero extend SImode values being converted to TFmode before passing
10058 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10060 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10061 __PPU__ when targeting the Cell/B.E. PPU processor.
10063 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10065 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10066 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10067 Rematerialize the static chain, if any.
10068 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10071 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10073 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10074 (new_loc_descr): Likewise.
10075 (add_loc_descr): Likewise.
10076 (size_of_loc_descr): Likewise.
10077 (size_of_locs): Likewise.
10078 (output_loc_operands): Likewise.
10079 (output_loc_sequence): Likewise.
10080 (new_reg_loc_descr): New.
10081 (build_cfa_loc): Use it.
10082 (build_cfa_aligned_loc): Likewise.
10083 (one_reg_loc_descriptor): Likewise.
10084 (based_loc_descr): Likewise.
10086 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10089 * doc/invoke.texi (Wmain): Update.
10090 * c-decl.c (start_decl): warn_main is only 0 or 1.
10091 (start_function): Likewise. Fix formatting.
10092 (finish_function): Delete redundant warning.
10093 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10094 * c-opts (c_common_handle_option): -Wall only has effect if
10095 warn_main is uninitialized. OPT_Wmain is automatically
10096 handled. -pedantic also enables Wmain.
10097 (c_common_post_options): Handle all logic for Wmain here.
10098 * c-common.c (warn_main): Delete.
10099 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10100 * c-common.h (warn_main): Delete.
10102 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10104 PR middle-end/36701
10105 * expr.c (emit_group_store): Allocate stack temp with the
10106 largest alignment when copying from register to stack.
10108 2008-08-13 Richard Guenther <rguenther@suse.de>
10110 * tree.h (maybe_fold_offset_to_address): Declare.
10111 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10112 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10113 Likewise for POINTER_PLUS_EXPR.
10114 (maybe_fold_offset_to_reference): Enable disabled code.
10115 (maybe_fold_offset_to_address): New function.
10116 (fold_stmt_r): Use it.
10117 (fold_gimple_assign): Likewise.
10118 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10119 (gimplify_expr): Likewise.
10121 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10123 * toplev.h (pedwarn_at): Fix declaration.
10125 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10127 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10128 LINK_SPEC): Use %R in -Y P argument.
10130 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10133 * diagnostic.c (pedwarn_at): New.
10134 * toplev.h (pedwarn_at): Declare.
10135 * c-tree.h (build_enumerator): Update declaration.
10136 * c-decl.c (finish_enum): Update comment.
10137 (build_enumerator): Take a location parameter. Give a pedwarn but do
10138 not perform any conversion.
10139 * c-parser.c (c_parser_enum_specifier): Set correct location for
10142 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10145 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10146 expressions except for conversions to signed:1 bitfields. Handle
10147 COND_EXPR with constant operands.
10149 2008-08-13 Richard Guenther <rguenther@suse.de>
10151 PR tree-optimization/15255
10152 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10153 (struct oecount_s): New struct and VEC types.
10154 (cvec): New global.
10155 (oecount_hash): New function.
10156 (oecount_eq): Likewise.
10157 (oecount_cmp): Likewise.
10158 (zero_one_operation): New function.
10159 (build_and_add_sum): Likewise.
10160 (undistribute_ops_list): Perform un-distribution of multiplication
10161 and division on the chain of summands.
10162 (should_break_up_subtract): Also break up subtracts for factors.
10163 (reassociate_bb): Delete dead visited statements.
10164 Call undistribute_ops_list. Re-sort and optimize if it did something.
10165 * passes.c (init_optimization_passes): Move DSE before
10167 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10170 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10172 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10174 * doc/invoke.texi: Revert unintended checkin.
10176 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10179 * gcc.c (include_spec_function): Tweak call to find_a_file.
10181 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10183 PR middle-end/37014
10184 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10185 and TRUTH_ORIF_EXPR.
10186 * dojump.c (do_jump): Likewise.
10188 PR tree-optimization/37084
10189 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10190 if id->regimplify, don't assume stmt is a cast assignment.
10192 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10194 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10196 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10199 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10202 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10204 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10205 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10207 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10208 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10209 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10210 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10211 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10213 * doc/tm.texi (Storage Layout): Remove documentation for
10214 TARGET_FLOAT_FORMAT.
10216 * simplify-rtx.c (simplify_binary_operation_1): Replace
10217 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10219 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10221 * real.h (struct real_format): New member has_sign_dependent_rounding.
10222 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10223 spu_single_format, ieee_double_format, mips_double_format,
10224 motorola_double_format, ieee_extended_motorola_format,
10225 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10226 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10227 mips_extended_format, ieee_quad_format, mips_quad_format,
10228 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10229 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10231 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10232 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10233 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10234 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10235 (ROUND_TOWARDS_ZERO): Likewise.
10237 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10238 (FLOAT_MODE_FORMAT): New macro.
10239 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10240 (MODE_COMPOSITE_P): ... this new macro.
10241 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10242 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10243 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10245 * flags.h: Include "real.h".
10247 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10248 REAL_MODE_FORMAT_COMPOSITE_P.
10249 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10251 * doc/tm.texi (Storage Layout): Remove documentation of
10252 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10253 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10254 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10255 they only apply to libgcc2.a.
10257 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10259 * config/spu/float_disf.c: New file.
10260 * config/spu/float_unsdisf.c: New file.
10261 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10262 (LIB2FUNCS_EXCLUDE): Define.
10264 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10265 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10267 * real.h (struct real_format): New member round_towards_zero.
10268 * real.c (round_for_format): Respect fmt->round_towards_zero.
10269 (ieee_single_format, mips_single_format, motorola_single_format,
10270 spu_single_format, ieee_double_format, mips_double_format,
10271 motorola_double_format, ieee_extended_motorola_format,
10272 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10273 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10274 mips_extended_format, ieee_quad_format, mips_quad_format,
10275 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10276 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10278 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10279 real_format to choose rounding mode when calling MPFR functions.
10280 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10281 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10283 * real.h (real_to_decimal_for_mode): Add prototype.
10284 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10285 Respect target rounding mode when generating decimal representation.
10286 (real_to_decimal): New stub for backwards compatibility.
10287 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10288 real_to_decimal_for_mode instead of real_to_decimal.
10290 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10292 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10293 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10295 * real.c (spu_single_format): New variable.
10296 * real.h (spu_single_format): Declare.
10298 * config/spu/spu.c (spu_override_options): Install SFmode format.
10299 (spu_split_immediate): Use integer mode to operate on pieces of
10300 floating-point values in all cases.
10302 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10303 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10304 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10306 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10308 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10310 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10312 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10314 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10317 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10318 on the VAR_DECL instead of TYPE_READONLY on its type.
10320 2008-08-12 Ira Rosen <irar@il.ibm.com>
10322 * tree-vectorizer.c: Depend on langhooks.h.
10323 (supportable_widening_operation): Add two arguments. Support double
10325 (supportable_narrowing_operation): Likewise.
10326 * tree-vectorizer.h (supportable_widening_operation): Add two
10328 (supportable_narrowing_operation): Likewise.
10329 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10330 supportable_widening_operation with correct arguments.
10331 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10332 (vectorizable_type_demotion): Support double type conversions.
10333 (vectorizable_type_promotion): Likewise.
10334 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10336 2008-08-11 Michael Matz <matz@suse.de>
10338 * i386/i386.c (override_options): Move initialisation from
10339 flag_schedule_insns_after_reload to here from ...
10340 (optimization_options): ... here.
10342 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10344 PR rtl-optimization/36998
10345 * dwarf2out.c (compute_barrier_args_size_1,
10346 compute_barrier_args_size): Temporarily remove assertions.
10348 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10350 PR middle-end/20644
10351 * tree-ssa.c (struct walk_data): Add new flag
10352 warn_possibly_uninitialized.
10353 (warn_uninitialized_var): Use it.
10354 (warn_uninitialized_vars): New.
10355 (execute_early_warn_uninitialized): Call it.
10356 (execute_late_warn_uninitialized): Likewise.
10358 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10360 PR middle-end/36238
10361 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10362 for memory subregs.
10364 2008-08-09 Jan Hubicka <jh@suse.cz>
10367 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10369 (expand_fix): Be prepared for expansion to fail.
10370 (expand_sfix_optab): Remove instructions if expansion failed.
10372 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10374 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10375 avr31 architecture.
10376 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10377 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10379 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10381 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10382 mips/t-libgcc-mips16 to tmake_file.
10383 * config/mips/mips-protos.h (mips_call_type): New enum.
10384 (mips_pic_base_register, mips_got_load): Declare.
10385 (mips_restore_gp): Take an rtx argument.
10386 (mips_use_pic_fn_addr_reg_p): Declare.
10387 (mips_expand_call): Replace the sibcall_p argument with
10388 a mips_call_type argument. Add a lazy_p parameter.
10389 (mips_split_call): Declare.
10390 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10391 (MIPS16_PIC_TEMP): Likewise.
10392 (reg_class): Delete M16_NA_REGS.
10393 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10394 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10395 (mips_split_hi_p): Declare.
10396 * config/mips/mips.c (mips_split_hi_p): New array.
10397 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10398 (mips_got_symbol_type_p): New function.
10399 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10400 (mips16_stub_function_p): New function.
10401 (mips16_local_function_p): Likewise.
10402 (mips_use_pic_fn_addr_reg_p): Likewise.
10403 (mips_cannot_force_const_mem): Return false for HIGHs.
10404 Extend CONST_INT and symbolic handling to MIPS16, using
10405 mips_symbol_insns to check that the base symbol type is a
10406 legitimate constant. Reject GOT-based constants if
10407 TARGET_MIPS16_PCREL_LOADS.
10408 (mips_const_insns): Check targetm.cannot_force_const_mem when
10409 decomposing a symbolic base and a large offset.
10410 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10411 When calling a function that needs $25 from MIPS16 code,
10412 move the target address into $25 separately and add a USE
10414 (mips16_gp_pseudo_reg): Insert the initializer immediately
10415 before the first real insn.
10416 (mips_pic_base_register, mips_got_load): New functions.
10417 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10418 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10419 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10420 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10421 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10422 also passing NULL_RTX rather than const0_rtx as the aux argument.
10423 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10424 instead of TARGET_EXPLICIT_RELOCS.
10425 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10426 (mips_load_call_address): Replace the sibcall_p argument with
10427 a mips_call_type argument. Use mips_got_load.
10428 (mips16_local_alias): New structure.
10429 (mips16_local_aliases): New variable.
10430 (mips16_local_aliases_hash): New function.
10431 (mips16_local_aliases_eq): Likewise.
10432 (mips16_local_alias): Likewise.
10433 (mips16_stub_function): Likewise.
10434 (mips16_build_function_stub): Create a local alias for the target
10435 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10436 .cpload directive and an R_MIPS_NONE relocation for the target
10437 function, then load the alias rather than the function itself.
10438 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10439 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10440 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10441 (mips16_build_call_stub): Replace the FN parameter with an
10442 FN_PTR parameter. Force the address into a register if it
10443 isn't a call_insn_operand; don't rely on the caller to do this.
10444 If a call to a locally-defined and locally-binding MIPS16
10445 function must be made indirectly, redirect the call to the
10446 function's local alias. Use mips16_stub_function_p,
10447 mips16_stub_function, mips_expand_call and use_reg.
10448 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10449 Use explicit %hi and %lo accesses where possible.
10450 Use MIPS_CALL to generate the correct code form of a
10451 jal instruction. Add clobbers of $18 instead of uses.
10452 Update the call to mips_emit_call_insn.
10453 (mips_expand_call): Replace the SIBCALL_P argument with a
10454 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10455 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10456 allowing it to modify the call address. Update the calls to
10457 mips_load_call_address and mips_emit_call_insn.
10458 (mips_split_call): New function.
10459 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10460 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10461 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10462 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10463 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10465 (mips_cprestore_slot): New function.
10466 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10467 and use mips_cprestore_slot.
10468 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10470 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10471 then use a copygp_mips16 instruction to set up $28.
10472 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10473 (mips16_lay_out_constants): Call split_all_insns_noflow.
10474 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10475 false if TARGET_MIPS16.
10476 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10477 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10478 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10479 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10480 MIPS16 code. Allow MIPS16 o32 PIC.
10481 (mips_override_options): Allow MIPS16 o32 PIC.
10482 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10483 after reload if TARGET_USE_GOT.
10484 (UNSPEC_COPYGP): New constant.
10485 (length): Use a default length of 8 for MIPS16 GOT loads.
10486 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10487 (*got_page<mode>): Check mips_split_hi_p.
10488 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10489 (unspec_got<mode>, unspec_call<mode>): New expanders.
10490 (load_got<mode>, load_call<mode>): Remove the length attributes.
10491 Use a got attribute instead of a type attribute.
10492 (copygp_mips16): New insn.
10493 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10494 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10495 (sibcall, sibcall_value, call, call_value): Update the calls
10496 to mips_expand_call.
10497 (call_internal, call_value_internal): Use mips_split_call.
10498 (call_value_multiple_internal): Likewise.
10499 (call_split): Move after call_internal (the insn it is split from).
10500 (call_internal_direct, call_value_internal_direct): Turn into
10501 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10502 (call_direct_split, call_value_direct_split): New patterns.
10503 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10504 and use M16_REGS instead of M16_NA_REGS.
10505 * config/mips/predicates.md (const_call_insn_operand): Replace
10506 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10507 mips_use_pic_fn_addr_reg_p check.
10508 (move_operand): Reject HIGHs if mips_split_hi_p.
10509 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10510 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10511 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10512 * config/mips/libgcc-mips16.ver: New file.
10513 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10514 $(srcdir)/config/mips/libgcc-mips16.ver.
10516 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10518 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10520 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10521 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10522 (mips16_cfun_returns_in_fpr_p): Likewise.
10524 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10526 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10527 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10528 rather than 4 to PC.
10530 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10532 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10533 (FUNCTION_PROFILER): Save the static chain pointer into $2
10534 beforehand and restore it aftewards.
10535 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10536 address directly into $25 and call the function through $25;
10537 do not clobber $3. Pad the DImode version to cover the space
10538 left by the deleted $25 <- $3 move.
10539 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10540 the removal of the $25 <- $3 move.
10541 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10542 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10544 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10545 Daniel Jacobowitz <dan@codesourcery.com>
10547 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10548 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10549 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10550 * config/mips/mips.c (mips_start_function_definition): New function.
10551 (mips_end_function_definition): Likewise.
10552 (mips_output_function_prologue): Use mips_start_function_definition.
10553 (mips_output_function_epilogue): Use mips_end_function_definition.
10554 (build_mips16_function_stub): Use mips_start_function_definition
10555 and mips_end_function_definition.
10556 (build_mips16_call_stub): Likewise.
10558 2008-08-09 Richard Guenther <rguenther@suse.de>
10560 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10561 * gimple.h (gimple_call_fn): Adjust comment.
10562 (gimple_call_set_fndecl): New function.
10563 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10564 longer having bare FUNCTION_DECL operand.
10565 (gimple_call_return_type): Likewise.
10566 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10568 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10569 (gimple_mod_pow2): Likewise.
10570 (gimple_mod_subtract): Likewise.
10571 (gimple_ic): Likewise.
10572 (gimple_stringop_fixed_value): Likewise.
10573 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10574 longer having bare FUNCTION_DECL operand.
10575 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10576 * omp-low.c (optimize_omp_library_calls): Likewise.
10577 * cgraphunit.c (update_call_expr): Likewise.
10578 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10579 (execute_convert_to_rsqrt): Likewise.
10580 * cfgexpand.c (gimple_to_tree): Simplify.
10581 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10582 bare FUNCTION_DECL operand.
10583 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10584 (convert_gimple_call): Use gimple_call_fndecl.
10585 * c-common.c (c_warn_unused_result): Likewise.
10587 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10590 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10591 (c_finish_return): Likewise.
10592 (c_start_case): Likewise.
10593 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10594 * c-parser.c (c_parser_condition): New. Call
10595 verify_sequence_points.
10596 (c_parser_paren_condition): Call c_parser_condition.
10597 (c_parser_for_statement): Call c_parser_condition.
10599 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10602 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10603 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10604 Moved from diagnostic.h
10605 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10607 (emit_diagnostic): New.
10608 (warning0, pedwarn0): Delete.
10609 (warning, warning_at, pedwarn, permerror): Return bool.
10610 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10611 Moved to diagnostic.c.
10612 (struct diagnostic_context): Use correct type for
10613 classify_diagnostic.
10614 (diagnostic_report_diagnostic): Update declaration.
10615 (emit_diagnostic): Declare.
10616 * errors.c (warning): Return bool.
10617 * errors.h (warning): Update declaration.
10618 * toplev.h (warning0, pedwarn0): Delete.
10619 (warning, warning_at, pedwarn, permerror): Return bool.
10620 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10621 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10622 inform. Update all calls.
10623 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10624 before giving informative note.
10625 (implicit_decl_warning): Likewise.
10626 * c-typeck.c (build_function_call): Likewise.
10627 * tree-sssa.c (warn_uninit): Likewise.
10628 * builtins.c (gimplify_va_arg_expr): Likewise.
10630 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10633 * doc/invoke.texi (-Wextra): Move warning from here...
10634 (-Wuninitialized): ... to here.
10636 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10639 * flags.h (set_Wunused): Delete
10640 * toplev.c (process_options): Handle Wunused flags here.
10641 * opts.c (maybe_warn_unused_parameter): Delete.
10642 (common_handle_option): Replace set_Wunused by warn_unused.
10643 (set_Wextra): Do not handle Wunused-parameter here.
10644 (set_Wunused): Delete.
10645 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10647 * common.opt (Wunused): Add Var and Init.
10648 (Wunused-function): Likewise.
10649 (Wunused-label): Likewise.
10650 (Wunused-parameter): Likewise.
10651 (Wunused-value): Likewise.
10652 (Wunused-variable): Likewise.
10654 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10656 * doc/invoke.texi: Add cpu_type power7.
10657 * config.in (HAVE_AS_VSX): New.
10658 * config.gcc: Add cpu_type power7.
10659 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10661 * configure: Regenerate.
10662 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10664 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10665 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10666 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10668 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10670 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10671 type to vectorize.builtin_conversion.
10672 (vectorizable_conversion): Likewise.
10673 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10674 integral type as input.
10675 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10677 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10678 and ALTIVEC_BUILTIN_VCTSXS.
10679 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10682 2008-08-08 Richard Guenther <rguenther@suse.de>
10684 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10685 (surely_varying_stmt_p): Calls are varying only if they are
10686 non-builtin and not indirect or have no result.
10687 (ccp_fold): Re-instantiate code before the tuples merge.
10689 2008-08-08 Richard Guenther <rguenther@suse.de>
10691 PR tree-optimization/37056
10692 * gimple.h (gimple_assign_rhs_class): New helper function.
10693 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10694 unary operations properly.
10696 2008-08-07 Jan Hubicka <jh@suse.cz>
10698 * i386.h (ix86_size_cost): Declare.
10699 (ix86_cur_cost): New function macro.
10700 * i386.md (peepholes expanding size and splitters): Predicate by
10701 optimize_insn_for_speed_p.
10702 (peepholes reduce size and splitters): Predicate by
10703 optimize_insn_for_size_p.
10704 * i386.c (ix86_size_cost): Rename from ...
10705 (size_cost): This one.
10706 (override_options): Update.
10707 (decide_alg): Likewise.
10708 (ix86_expand_clear): Use RTL profile.
10709 (ix86_pad_returns): Use RTL profile.
10711 2008-08-07 Jan Hubicka <jh@suse.cz>
10713 * recog.c (split_all_insns): Set RTL profile
10714 (peephole2_optimize): Likewise.
10715 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10716 * combine.c (combine_instructions): Likewise.
10718 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10720 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10722 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10724 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10725 value in a6 after the set_frame_ptr insn.
10727 2008-08-07 Richard Henderson <rth@redhat.com>
10730 * gcc.c (cpp_options): Pass along -g*.
10732 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10734 * config/arm/arm.c (output_move_neon): Update comment describing
10735 big-endian vector layout.
10736 (arm_assemble_integer): Do not handle big-endian NEON vectors
10738 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10739 neon_vget_lane<mode>_sext_internal,
10740 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10741 element indices for big-endian.
10743 2008-08-07 Richard Henderson <rth@redhat.com>
10745 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10746 * configure, config.in: Rebuild.
10747 * debug.h (dwarf2out_do_cfi_asm): Declare.
10748 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10749 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10750 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10751 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10753 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10755 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10756 movv2si_internal): Combine into mov<mode>_internal.
10757 (movv2si_internal_2): Remove.
10759 2008-08-07 Jan Hubicka <jh@suse.cz>
10762 * i386.md (single stringop patterns): Enable unconditionally.
10764 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10767 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10769 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10770 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10772 * config/i386/sse.md (sse2_movq128): New.
10774 * doc/extend.texi: Document __builtin_ia32_movq128.
10776 2008-08-07 Richard Guenther <rguenther@suse.de>
10778 PR middle-end/37042
10779 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10780 pointers can access anything.
10782 2008-08-06 Jan Hubicka <jh@suse.cz>
10784 * optabs.c (emit_unop_insn): Break out to ...
10785 (maybe_emit_unop_insn): ... this one.
10786 (expand_sfix_optab): Use maybe variant.
10787 * optabs.h (maybe_emit_unop_insn): Declare.
10789 * i386.md (mov0 patterns): Enable by default.
10790 (FP conversion expanders): Disable expansion of code expanding
10791 sequences when instruction should be optimized for size.
10792 (single strinop patterns): Enable when optimizing for size.
10793 (string expanders): Disable expanding of code expanding sequences
10794 when optimizning instruction for size.
10795 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10797 (ix86_fp_comparison_sahf_cost): Likewise.
10798 (ix86_expand_branch): Likewise.
10799 (ix86_expand_ashl_const): Likewise.
10800 (ix86_split_ashl): Likewise.
10801 (ix86_expand_strlen): Likewise.
10802 (ix86_emit_fp_unordered_jump): Likewie.
10804 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10806 * c-common.c: Fix typo.
10807 (c_common_reswords): Activate more C++ keyword warnings.
10809 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10811 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10814 * diagnostic.c (permerror_at): New.
10815 * toplev.h (permerror_at): Declare.
10817 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10818 Ira Rosen <irar@il.ibm.com>
10820 * tree-vect-transform.c (vect_model_simple_cost): Return
10821 immediately if stmt is pure SLP.
10822 (vect_model_store_cost): Ditto.
10823 (vect_model_load_cost): Ditto.
10824 (vectorizable_store): Remove PURE_SLP check before call
10825 to vect_model_store_cost.
10826 (vect_model_store_cost): When checking whether stmt describe
10827 strided access, add a check that it is not slp_node.
10829 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10832 * c-common.c (warn_for_sign_compare): New. Handle separately the
10833 case that 'constant' is zero.
10834 * c-typeck.c (build_binary_op): Move code to c-common.c
10836 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10838 * config/alpha/alpha.c (alpha_preferred_reload_class,
10839 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10840 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10841 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10842 * config/arm/arm.md: Likewise.
10843 * config/avr/avr-protos.h (preferred_reload_class,
10844 test_hard_reg_class, avr_simplify_comparison_p,
10845 out_shift_with_cnt, class_max_nregs): Likewise.
10846 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10847 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10848 preferred_reload_class, test_hard_reg_class): Likewise.
10849 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10850 bfin_memory_move_cost, bfin_secondary_reload,
10851 bfin_output_mi_thunk): Likewise.
10852 * config/crx/crx.c (crx_secondary_reload_class,
10853 crx_memory_move_cost): Likewise.
10854 * config/frv/frv-protos.h (frv_secondary_reload_class,
10855 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10856 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10857 frv_secondary_reload_class, frv_class_likely_spilled_p,
10858 frv_class_max_nregs): Likewise.
10859 * config/h8300/h8300.c (h8300_classify_operand,
10860 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10862 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10863 * config/ia64/ia64.c (ia64_preferred_reload_class,
10864 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10865 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10866 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10868 * config/m68hc11/m68hc11.c (preferred_reload_class,
10869 m68hc11_memory_move_cost): Likewise.
10870 * config/mcore/mcore.c (mcore_secondary_reload_class,
10871 mcore_reload_class): Likewise.
10872 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10873 mips_class_max_nregs, mips_cannot_change_mode_class,
10874 mips_preferred_reload_class, mips_secondary_reload_class,
10875 mips_output_mi_thunk): Likewise.
10876 * config/mmix/mmix.c (mmix_preferred_reload_class,
10877 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10879 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10881 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10882 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10883 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10884 * config/rs6000/rs6000.c (paired_expand_vector_init,
10885 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10886 compare_section_name, rs6000_memory_move_cost): Likewise.
10887 * config/s390/s390.c (s390_emit_compare_and_swap,
10888 s390_preferred_reload_class, s390_secondary_reload,
10889 legitimize_pic_address, legitimize_tls_address,
10890 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10891 s390_class_max_nregs): Likewise.
10892 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10893 * config/s390/s390.md: Likewise.
10894 * config/score/score-protos.h (score_secondary_reload_class,
10895 score_preferred_reload_class): Likewise.
10896 * config/score/score.c (score_preferred_reload_class,
10897 score_secondary_reload_class): Likewise.
10898 * config/score/score3.c (score3_output_mi_thunk,
10899 score3_preferred_reload_class, score3_secondary_reload_class,
10900 score3_hard_regno_mode_ok): Likewise.
10901 * config/score/score3.h (score3_preferred_reload_class,
10902 score3_secondary_reload_class): Likewise.
10903 * config/score/score7.c (score7_output_mi_thunk,
10904 score7_preferred_reload_class, score7_secondary_reload_class,
10905 score7_hard_regno_mode_ok): Likewise.
10906 * config/score/score7.h (score7_preferred_reload_class,
10907 score7_secondary_reload_class): Likewise.
10908 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10909 output_branchy_insn, add_constant, gen_block_redirect,
10910 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10911 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10912 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10913 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10914 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10915 xstormy16_preferred_reload_class): Likewise.
10916 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10917 xtensa_expand_atomic, override_options,
10918 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10920 * reorg.c (try_merge_delay_insns): Likewise.
10921 * tree.c (merge_dllimport_decl_attributes): Likewise.
10923 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10925 2008-08-06 Michael Matz <matz@suse.de>
10927 * Makefile.in (write_entries_to_file): Quote words.
10928 * gengtype.c: (read_input_line): Skip over leading white-space.
10930 2008-08-06 Marc Gauthier <marc@tensilica.com>
10932 * config.gcc: Match more processor names for Xtensa.
10933 * configure.ac: Likewise.
10934 * doc/install.texi (Specific): Likewise.
10935 * configure: Regenerate.
10937 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10939 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10940 * calls.c (avoid_likely_spilled_reg): Likewise.
10941 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10942 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10943 * config/i386/i386.c (ix86_expand_special_args_builtin,
10944 ix86_secondary_reload): Likewise.
10945 * except.c (struct eh_region, gen_eh_region_catch,
10946 remove_unreachable_regions, duplicate_eh_regions,
10947 assign_filter_values, build_post_landing_pads,
10948 sjlj_find_directly_reachable_regions, remove_eh_handler,
10949 reachable_next_level, foreach_reachable_handler,
10950 can_throw_internal_1, can_throw_external_1,
10951 collect_one_action_chain): Likewise.
10952 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10953 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10954 * function.c (update_temp_slot_address, instantiate_new_reg,
10955 instantiate_virtual_regs_in_rtx,
10956 instantiate_virtual_regs_in_insn): Likewise.
10957 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10958 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10959 gimplify_cleanup_point_expr): Likewise.
10960 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10961 * passes.c (next_pass_1): Likewise.
10962 * print-tree.c (print_node_brief, print_node): Likewise.
10963 * profile.c (branch_prob): Likewise.
10964 * tree-dump.c (dump_register): Likewise.
10965 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10967 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10968 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10969 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10970 copy_arguments_for_versioning, copy_static_chain): Likewise.
10971 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10972 add_new_name_mapping, register_new_name_mapping): Likewise.
10973 * tree-mudflap.c (mf_xform_derefs): Likewise.
10974 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10975 get_init_expr, combine_chains): Likewise.
10976 * tree-pretty-print.c (dump_generic_node): Likewise.
10977 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10978 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10979 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10980 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10982 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10984 PR middle-end/37010
10985 * calls.c (expand_call): Use the biggest preferred stack
10988 2008-08-06 Michael Matz <matz@suse.de>
10991 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10992 for reused reload, instead of overwriting them.
10994 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10996 PR middle-end/37009
10997 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10998 for incoming stack boundary.
11000 * function.c (assign_parm_find_entry_rtl): Update
11001 parm_stack_boundary.
11003 * function.h (rtl_data): Add parm_stack_boundary.
11005 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11006 parm_stack_boundary for incoming stack boundary.
11008 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11010 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11011 for unrepresentable subregs or treat them as equal to other regs
11012 or subregs with the same register number.
11014 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11016 PR middle-end/35432
11017 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11020 2008-08-06 Jan Hubicka <jh@suse.cz>
11022 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11023 frequencies might be hot.
11025 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11027 * reload.c (find_reloads): Force constants into literal pool
11028 also if they are wrapped in a SUBREG.
11030 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11033 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11034 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11035 Don't allow predicated instructions for data speculation.
11036 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11039 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11041 * haifa-sched.c (extend_global): Split to extend_global_data and
11042 extend_region_data. Update all uses.
11043 (extend_all): Rename to extend_block_data.
11045 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11047 * sched-rgn.c (new_ready): Check if instruction can be
11048 speculatively scheduled before attempting speculation.
11049 (debug_rgn_dependencies): Remove wrongful assert.
11051 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11053 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11055 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11057 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11058 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11059 va_size, and type_size.
11061 2008-08-04 Jason Merrill <jason@redhat.com>
11064 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11065 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11067 2008-08-05 Richard Henderson <rth@redhat.com>
11069 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11070 * configure: Rebuild.
11072 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11075 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11076 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11079 2008-08-05 Richard Henderson <rth@redhat.com>
11081 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11082 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11083 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11084 * common.opt (fdwarf2-cfi-asm): New.
11085 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11086 * config.in, configure: Rebuild.
11087 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11088 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11090 (dw2_force_const_mem): Externalize.
11091 * dwarf2asm.h: Update.
11092 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11093 generate a real label.
11094 (output_cfi_directive): New.
11095 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11096 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11097 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11099 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11100 (output_loc_operands_raw, output_loc_sequence_raw): New.
11101 (output_cfa_loc_raw): New.
11103 2008-08-05 Paul Brook <paul@codesourcery.com>
11105 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11106 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11107 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11108 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11109 * config/arm/arm.h (TARGET_VFPD32): Define.
11110 (TARGET_VFP3): Use TARGET_VFPD32.
11111 (fputype): Add FPUTYPE_VFP3D16.
11112 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11113 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11114 * config/arm/arm-cores.def: Add cortex-r4f.
11115 * config/arm/arm-tune.md: Regenerate.
11117 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11119 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11120 Reword some comments throughout the file.
11122 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11123 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11124 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11125 MFC_MIN_DMA_LIST_ELEMENTS.
11126 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11127 MFC_MAX_DMA_LIST_ELEMENTS.
11129 (MFC_START_ENABLE): Remove PPU-only define.
11130 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11131 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11133 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11134 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11135 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11136 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11137 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11138 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11139 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11141 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11142 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11143 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11144 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11146 (spu_read_machine_status): Fix typo.
11148 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11150 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11151 SUBREG of multi-word hard register.
11152 * config/spu/spu.c (valid_subreg): Likewise.
11153 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11155 2008-08-04 Richard Guenther <rguenther@suse.de>
11157 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11158 the candidate with the stripped base if that base is different
11159 from the original base even for offset zero.
11161 2008-08-04 Richard Guenther <rguenther@suse.de>
11163 PR middle-end/36691
11164 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11165 check for no_overflow.
11167 2008-08-04 Richard Guenther <rguenther@suse.de>
11169 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11171 2008-08-04 Paul Brook <paul@codesourcery.com>
11173 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11174 (arm_order_regs_for_local_alloc): New function.
11175 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11177 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11179 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11182 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11183 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11184 (ix86_expand_epilogue): Likewise.
11186 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11188 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11191 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11193 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11194 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11195 (*movv2sf_internal_rex64): Ditto.
11197 2008-08-03 Jan Hubicka <jh@suse.cz>
11199 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11200 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11201 * expmed.c (expand_smod_pow2): Likewise.
11203 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11206 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11207 alternative 0 of operand 1.
11208 (*vec_concatv2di_rex64_sse): Ditto.
11209 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11211 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11212 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11213 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11214 (*movv2sf_internal_rex64): Ditto.
11216 2008-08-02 Richard Guenther <rguenther@suse.de>
11219 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11220 (ssedoublesizemode): New mode attribute.
11221 (sse_shufps): Call gen_sse_shufps_v4sf.
11222 (sse_shufps_1): Macroize.
11223 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11224 (sse2_shufpd_1): Macroize.
11225 (vec_extract_odd, vec_extract_even): New expanders.
11226 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11227 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11228 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11229 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11230 (ix86_expand_vector_set): Likewise.
11231 (ix86_expand_reduc_v4sf): Likewise.
11233 2008-08-01 Doug Kwan <dougkwan@google.com>
11235 * matrix-reorg.c: Re-enable all code.
11236 (struct malloc_call_data): Change CALL_STMT to gimple type.
11237 (collect_data_for_malloc_call): Tuplify.
11238 (struct access_site_info): Change STMT to gimple type.
11239 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11240 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11241 (struct free_info): Change STMT to gimple type.
11242 (struct matrix_access_phi_node): Change PHI to gimple type.
11243 (get_inner_of_cast_expr): Remove.
11244 (may_flatten_matrices_1): Tuplify.
11245 (may_flatten_matrices): Ditto.
11246 (mark_min_matrix_escape_level): Ditto.
11247 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11248 (ssa_accessed_in_call_rhs): New
11249 (ssa_accessed_in_assign_rhs): New
11250 (record_access_alloc_site_info): Tuplify.
11251 (add_allocation_site): Ditto.
11252 (analyze_matrix_allocation_site): Ditto.
11253 (analyze_transpose): Ditto.
11254 (get_index_from_offset): Ditto.
11255 (update_type_size): Ditto.
11256 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11257 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11258 (analyze_accesses_for_phi_node): Tuplify.
11259 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11260 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11261 (analyze_matrix_accesses): Tuplify.
11262 (check_var_data): New call-back type for check_var_notmodified_p.
11263 (check_var_notmodified_p): Tuplify and use call-back struct to
11264 return statement found.
11265 (can_calculate_expr_before_stmt): Factor out statement related code
11267 (can_calculate_stmt_before_stmt): New.
11268 (check_allocation_function): Tuplify.
11269 (find_sites_in_func): Ditto.
11270 (record_all_accesses_in_func): Ditto.
11271 (transform_access_sites): Ditto.
11272 (transform_allocation_sites): Ditto.
11273 (matrix_reorg): Re-enable.
11274 (gate_matrix_reorg): Re-enable.
11276 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11278 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11279 for labels for which it hasn't been set yet. If it has been set,
11280 stop walking insns and continue with next worklist item.
11281 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11282 if the only BARRIER is at the very end of a function.
11284 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11286 * cfgexpand.c (expand_stack_alignment): Assert that
11287 stack_realign_drap and drap_rtx must match.
11289 * function.c (instantiate_new_reg): If DRAP is used to realign
11290 stack, replace virtual_incoming_args_rtx with internal arg
11293 2008-08-01 Richard Guenther <rguenther@suse.de>
11295 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11296 loop information only if we initialized it.
11297 (execute_pre): Call fini_pre with in_fre.
11298 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11299 if we do not unroll because we hit max-completely-peeled-insns.
11300 Use our estimation for consistency, do allow shrinking.
11302 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11304 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11305 with MIN_STACK_BOUNDARY.
11306 (ix86_update_stack_boundary): Likewise.
11307 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11310 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11311 (MIN_STACK_BOUNDARY): This.
11313 2008-08-01 Richard Guenther <rguenther@suse.de>
11315 PR middle-end/36997
11316 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11318 2008-08-01 Richard Guenther <rguenther@suse.de>
11320 PR tree-optimization/36988
11321 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11322 do not matter if that doesn't change volatile qualification.
11324 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11326 * configure.ac: Do not generate libada-mk. Do not subst
11327 host_cc_for_libada.
11328 * libada-mk.in: Remove.
11329 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11330 * configure: Regenerate.
11332 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11334 * tree-pass.h: Added comment about not dumping passes with name
11335 starting with star in struct opt_pass.
11336 * passes.c (register_dump_files_1): Don't do dump for a pass with
11337 name starting with star.
11338 * doc/passes.texi (Pass manager): Mention pass names and special
11339 meaning of star prefix to avoid dump.
11341 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11343 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11345 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11346 (ISA_MIPS64R2): New macro.
11347 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11348 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11349 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11350 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11351 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11352 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11353 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11354 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11355 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11356 Move up to keep list alphabetically sorted.
11357 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11358 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11360 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11361 (-march=@var{arch}): Add mips64r2.
11363 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11365 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11367 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11369 * expr.c (expand_assignment): Check for complete type.
11371 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11374 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11376 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11377 for stack alignment.
11379 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11381 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11383 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11384 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11386 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11388 PR rtl-optimization/36419
11389 * dwarf2out.c (barrier_args_size): New variable.
11390 (compute_barrier_args_size, compute_barrier_args_size_1): New
11392 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11393 if not called yet in the current function, use barrier_args_size
11394 array to find the new args_size value.
11395 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11397 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11400 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11403 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11406 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11407 (dwarf2out_stack_adjust): Use it.
11408 (dwarf2out_frame_debug_expr): Likewise.
11410 2008-07-31 Richard Guenther <rguenther@suse.de>
11412 PR tree-optimization/36978
11413 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11414 the generated condition.
11416 2008-07-31 Richard Guenther <rguenther@suse.de>
11418 * passes.c (init_optimization_passes): Always call
11419 pass_early_warn_uninitialized.
11420 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11421 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11422 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11424 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11427 * builtins.c (maybe_emit_free_warning): New function.
11428 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11429 maybe_emit_free_warning for BUILT_IN_FREE.
11432 * dwarf2out.c (get_context_die): New function.
11433 (force_decl_die, force_type_die): Use it.
11434 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11435 returns NULL, force generation of DW_TAG_typedef and put that into
11438 PR preprocessor/36649
11439 * c-pch.c (c_common_read_pch): Save and restore
11440 line_table->trace_includes across PCH restore.
11442 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11445 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11447 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11450 * final.c (call_from_call_insn): Handle COND_EXEC.
11452 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11454 * builtins.c (std_gimplify_va_arg_expr): Replace
11455 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11456 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11458 2008-07-30 Joey Ye <joey.ye@intel.com>
11459 H.J. Lu <hongjiu.lu@intel.com>
11461 * builtins.c (expand_builtin_setjmp_receiver): Replace
11462 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11463 (expand_builtin_apply_args_1): Likewise.
11464 (expand_builtin_longjmp): Need DRAP for stack alignment.
11465 (expand_builtin_apply): Likewise.
11467 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11468 instead of assign_stack_local to allow alignment reduction.
11470 * calls.c (emit_call_1): Need DRAP for stack alignment if
11472 (expand_call): Replace virtual_incoming_args_rtx with
11473 crtl->args.internal_arg_pointer.
11474 * stmt.c (expand_nl_goto_receiver): Likewise.
11476 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11477 alignment and store to stack_alignment_estimated and
11478 max_used_stack_slot_alignment.
11479 (expand_one_var): Likewise.
11480 (expand_stack_alignment): New function.
11481 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11482 and stack_alignment_estimated fields in rtl_data. Call
11483 expand_stack_alignment at end.
11485 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11486 (MAX_STACK_ALIGNMENT): Likewise.
11487 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11488 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11490 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11491 stack alignment when generating virtual registers.
11493 * function.c (assign_stack_local): Renamed to ...
11494 (assign_stack_local_1): This. Add a parameter to indicate
11495 if it is OK to reduce alignment.
11496 (assign_stack_local): Use it.
11497 (instantiate_new_reg): Instantiate virtual incoming args rtx
11498 to vDRAP if stack realignment and DRAP is needed.
11499 (assign_parms): Collect parameter/return type alignment and
11500 contribute to stack_alignment_estimated.
11501 (locate_and_pad_parm): Likewise.
11502 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11503 with crtl->args.internal_arg_pointer.
11505 * function.h (rtl_data): Add new field drap_reg,
11506 max_used_stack_slot_alignment, stack_alignment_estimated,
11507 stack_realign_needed, need_drap, stack_realign_processed and
11508 stack_realign_finalized.
11509 (stack_realign_fp): New macro.
11510 (stack_realign_drap): Likewise.
11512 * global.c (compute_regsets): Frame pointer is needed when
11513 stack is realigned. Can eliminate frame pointer when stack is
11514 realigned and dynamic realigned argument pointer isn't used.
11516 * reload1.c (update_eliminables): Frame pointer is needed
11517 when stack is realigned.
11518 (init_elim_table): Can eliminate frame pointer when stack is
11519 realigned and dynamic realigned argument pointer isn't used.
11521 * rtl.h (assign_stack_local_1): Declare new funtion.
11523 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11524 (TARGET_GET_DRAP_RTX): Likewise.
11525 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11526 TARGET_GET_DRAP_RTX.
11528 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11530 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11531 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11533 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11534 H.J. Lu <hongjiu.lu@intel.com>
11536 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11537 vdrap_reg, stack_realign and drap_reg_saved.
11538 (add_cfi): Don't allow redefining CFA when DRAP is used.
11539 (reg_save): Handle stack alignment.
11540 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11541 alignment. Don't generate DWARF information for (set fp sp)
11543 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11545 (int_loc_descriptor): Move prototype forward. Also define if
11546 DWARF2_UNWIND_INFO is true.
11547 (output_cfa_loc): Handle DW_CFA_expression.
11548 (build_cfa_aligned_loc): New.
11549 (based_loc_descr): Update assert for stack realign. For local
11550 variables, use sp+offset when stack is aligned without drap and
11551 fp+offset when stack is aligned with drap. For arguments, use
11552 cfa+offset when drap is used to align stack.
11554 2008-07-30 Joey Ye <joey.ye@intel.com>
11555 H.J. Lu <hongjiu.lu@intel.com>
11557 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11559 (ix86_gen_andsp): New.
11560 (ix86_user_incoming_stack_boundary): Likewise.
11561 (ix86_default_incoming_stack_boundary): Likewise.
11562 (ix86_incoming_stack_boundary): Likewise.
11563 (ix86_can_eliminate): Likewise.
11564 (find_drap_reg): Likewise.
11565 (ix86_update_stack_boundary): Likewise.
11566 (ix86_get_drap_rtx): Likewise.
11567 (ix86_finalize_stack_realign_flags): Likewise.
11568 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11569 (TARGET_GET_DRAP_RTX): Likewise.
11570 (override_options): Overide option value for new options.
11571 (ix86_function_ok_for_sibcall): Remove check for
11572 force_align_arg_pointer.
11573 (ix86_handle_cconv_attribute): Likewise.
11574 (ix86_function_regparm): Likewise.
11575 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11576 (ix86_va_start): Replace virtual_incoming_args_rtx with
11577 crtl->args.internal_arg_pointer.
11578 (ix86_select_alt_pic_regnum): Check DRAP register.
11579 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11580 (ix86_compute_frame_layout): Compute frame layout wrt stack
11582 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11583 (ix86_expand_prologue): Decide if stack realignment is needed
11584 and generate prologue code accordingly.
11585 (ix86_expand_epilogue): Generate epilogue code wrt stack
11586 realignment is really needed or not.
11588 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11589 (ABI_STACK_BOUNDARY): Likewise.
11590 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11591 (STACK_REALIGN_DEFAULT): Likewise.
11592 (INCOMING_STACK_BOUNDARY): Likewise.
11593 (MAX_STACK_ALIGNMENT): Likewise.
11594 (ix86_incoming_stack_boundary): Likewise.
11595 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11596 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11597 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11598 (machine_function): Remove force_align_arg_pointer.
11600 * config/i386/i386.md (BX_REG): New.
11601 (R13_REG): Likewise.
11603 * config/i386/i386.opt (mforce_drap): New.
11604 (mincoming-stack-boundary): Likewise.
11605 (mstackrealign): Add Init(-1).
11607 * config/i386/i386-protos.h (ix86_can_eliminate): New
11609 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11611 * doc/extend.texi: Update force_align_arg_pointer.
11613 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11616 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11617 (INCOMING_STACK_BOUNDARY): Likewise.
11618 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11619 (TARGET_GET_DRAP_RTX): Likewise.
11621 2008-07-30 Andreas Schwab <schwab@suse.de>
11623 PR rtl-optimization/36929
11624 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11625 add_insn_before and fix argument order.
11626 (replace_inc_dec_mem): Handle NULL rtx.
11628 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11630 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11632 (arm_compute_initial_elimination_offset): Use it.
11633 (arm_compute_save_reg_mask): Include static chain save slot when
11634 calculating alignment.
11635 (arm_get_frame_offsets): Ditto.
11636 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11637 that we can use to decrement the stack when the stack decrement
11638 could be too big for an immediate value in a single insn.
11639 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11641 2008-07-30 Richard Guenther <rguenther@suse.de>
11643 PR tree-optimization/36967
11644 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11645 Release defs of statements we remove.
11647 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11649 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11650 instead of NULL_RTVEC.
11652 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11656 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11659 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11661 * final.c (call_from_call_insn): New.
11662 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11664 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11666 * configure.ac: Substitute ADA_CFLAGS.
11667 * configure: Regenerate.
11668 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11669 * Makefile.in: Remove mention of X_* variables.
11670 * config/pa/x-ada-hpux10: Remove.
11671 * config/pa/x-ada: Remove.
11673 * doc/fragments.texi: Update.
11675 2008-07-30 Olivier Hainque <hainque@adacore.com>
11677 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11678 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11679 __dso_handle explicitly here.
11681 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11684 * c-typeck.c (build_binary_op): Encapsulate code into...
11685 * c-common.c (shorten_binary_op): ...this new function.
11686 (conversion_warning): Use the new function. Handle non-negative
11687 constant in bitwise-and.
11688 * c-common.h (shorten_binary_op): Declare.
11690 2008-07-30 Olivier Hainque <hainque@adacore.com>
11692 * scan.c (make_sstring_space): Add explicit conversions of
11693 allocator's return value.
11694 * fix-header.c (recognized_function): Likewise.
11696 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11698 * doc/cpp.texi: Update to GFDL 1.2.
11699 * doc/gcc.texi: Do not list GPL as Invariant Section.
11700 * doc/gccint.texi: Likewise. Update copyright years.
11701 * doc/install.texi: Update copyright years.
11703 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11706 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11707 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11709 2008-07-29 Jan Hubicka <jh@suse.cz>
11711 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11712 (grokdeclarator): Likewise.
11713 * langhooks.c (lhd_warn_unused_global_decl): Use
11714 DECL_DECLARED_INLINE_P.
11715 * print-tree.c (print_node): Remove DECL_INLINE check.
11717 2008-07-29 Richard Guenther <rguenther@suse.de>
11719 PR tree-optimization/36945
11720 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11721 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11722 Record invariant addresses un-decomposed.
11723 (copy_reference_ops_from_call): Record reference call
11724 arguments properly. Simplify.
11725 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11726 helper split out from ...
11727 (create_component_ref_by_pieces): ... here. Simplify.
11728 Prepare for recursive invocation for call arguments.
11729 (create_expression_by_pieces): Adjust call to
11730 create_component_ref_by_pieces.
11731 (compute_avail): Process operand 2 of reference ops.
11733 2008-07-29 Richard Guenther <rguenther@suse.de>
11735 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11737 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11739 * c-format.c (check_format_types): Revert unwanted checkin.
11741 2008-07-29 Jan Hubicka <jh@suse.cz>
11743 * flags.h (flag_really_no_inline): Remove.
11744 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11745 * toplev.c (flag_really_no_inline): Remove.
11746 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11747 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11748 (cgraph_decide_inlining_incrementally): Likewise.
11749 (compute_inline_parameters): Likewise.
11750 * opts.c (decode_options): Simplify.
11751 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11752 * common.opt (finline): Initialize to 1.
11753 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11755 2008-07-29 Jan Hubicka <jh@suse.cz>
11757 * predict.c (always_optimize_for_size_p): New function.
11758 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11759 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11760 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11762 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11763 * function.c (prepare_function_start): Set default profile.
11764 * function.h (rtl_data): Add maybe_hot_insn_p.
11765 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11766 (construct_exit_block): Likewise.
11767 (tree_expand_cfg): Likewise.
11769 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11770 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11771 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11772 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11775 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11778 * c-decl.c (merge_decls): Merge USED flags.
11780 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11782 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11783 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11784 next_stack, lab_false and lab_over trees.
11786 2008-07-28 Richard Guenther <rguenther@suse.de>
11788 PR tree-optimization/36957
11789 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11790 (useless_type_conversion_p): Remove.
11791 (types_compatible_p): Remove.
11792 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11793 (useless_type_conversion_p): Declare.
11794 (types_compatible_p): Declare.
11795 (gimple_expr_type): Return the base type only if it is
11796 trivially convertible to the subtype.
11798 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11800 * configure.ac: Use the m4_do macro to concatenate the warnings into
11801 one string in ACX_PROG_CC_WARNING_OPTS,
11802 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11803 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11804 * configure: Regenerate.
11806 2008-07-28 Richard Guenther <rguenther@suse.de>
11808 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11809 (insert_fake_stores): Remove.
11810 (realify_fake_stores): Likewise.
11811 (execute_pre): Remove dead code.
11812 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11813 (find_func_aliases): Deal with it here instead.
11814 Re-enable gcc_unreachable call.
11816 2008-07-28 Richard Guenther <rguenther@suse.de>
11818 Merge from gimple-tuples-branch.
11820 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11821 * gimple.def: New file.
11822 * gsstruct.def: Likewise.
11823 * gimple-iterator.c: Likewise.
11824 * gimple-pretty-print.c: Likewise.
11825 * tree-gimple.c: Removed. Merged into ...
11826 * gimple.c: ... here. New file.
11827 * tree-gimple.h: Removed. Merged into ...
11828 * gimple.h: ... here. New file.
11830 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11831 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11832 --enable-checking=gimple flag.
11833 * config.in: Likewise.
11834 * configure: Regenerated.
11836 * tree-ssa-operands.h: Tuplified.
11837 * tree-vrp.c: Likewise.
11838 * tree-loop-linear.c: Likewise.
11839 * tree-into-ssa.c: Likewise.
11840 * tree-ssa-loop-im.c: Likewise.
11841 * tree-dump.c: Likewise.
11842 * tree-complex.c: Likewise.
11843 * cgraphbuild.c: Likewise.
11844 * tree-ssa-threadupdate.c: Likewise.
11845 * tree-ssa-loop-niter.c: Likewise.
11846 * tree-pretty-print.c: Likewise.
11847 * tracer.c: Likewise.
11848 * gengtype.c: Likewise.
11849 * tree-loop-distribution.c: Likewise.
11850 * tree-ssa-loop-unswitch.c: Likewise.
11851 * cgraph.c: Likewise.
11852 * cgraph.h: Likewise.
11853 * tree-ssa-loop-manip.c: Likewise.
11854 * value-prof.c: Likewise.
11855 * tree-ssa-loop-ch.c: Likewise.
11856 * tree-tailcall.c: Likewise.
11857 * value-prof.h: Likewise.
11858 * tree.c: Likewise.
11859 * tree.h: Likewise.
11860 * tree-pass.h: Likewise.
11861 * ipa-cp.c: Likewise.
11862 * tree-scalar-evolution.c: Likewise.
11863 * tree-scalar-evolution.h: Likewise.
11864 * target.h: Likewise.
11865 * lambda-mat.c: Likewise.
11866 * tree-phinodes.c: Likewise.
11867 * diagnostic.h: Likewise.
11868 * builtins.c: Likewise.
11869 * tree-ssa-alias-warnings.c: Likewise.
11870 * cfghooks.c: Likewise.
11871 * fold-const.c: Likewise.
11872 * cfghooks.h: Likewise.
11873 * omp-low.c: Likewise.
11874 * tree-ssa-dse.c: Likewise.
11875 * ipa-reference.c: Likewise.
11876 * tree-ssa-uncprop.c: Likewise.
11877 * toplev.c: Likewise.
11878 * tree-gimple.c: Likewise.
11879 * tree-gimple.h: Likewise.
11880 * tree-chrec.c: Likewise.
11881 * tree-chrec.h: Likewise.
11882 * tree-ssa-sccvn.c: Likewise.
11883 * tree-ssa-sccvn.h: Likewise.
11884 * cgraphunit.c: Likewise.
11885 * tree-ssa-copyrename.c: Likewise.
11886 * tree-ssa-ccp.c: Likewise.
11887 * tree-ssa-loop-ivopts.c: Likewise.
11888 * tree-nomudflap.c: Likewise.
11889 * tree-call-cdce.c: Likewise.
11890 * ipa-pure-const.c: Likewise.
11891 * c-format.c: Likewise.
11892 * tree-stdarg.c: Likewise.
11893 * tree-ssa-math-opts.c: Likewise.
11894 * tree-ssa-dom.c: Likewise.
11895 * tree-nrv.c: Likewise.
11896 * tree-ssa-propagate.c: Likewise.
11897 * ipa-utils.c: Likewise.
11898 * tree-ssa-propagate.h: Likewise.
11899 * tree-ssa-alias.c: Likewise.
11900 * gimple-low.c: Likewise.
11901 * tree-ssa-sink.c: Likewise.
11902 * ipa-inline.c: Likewise.
11903 * c-semantics.c: Likewise.
11904 * dwarf2out.c: Likewise.
11905 * expr.c: Likewise.
11906 * tree-ssa-loop-ivcanon.c: Likewise.
11907 * predict.c: Likewise.
11908 * tree-ssa-loop.c: Likewise.
11909 * tree-parloops.c: Likewise.
11910 * tree-ssa-address.c: Likewise.
11911 * tree-ssa-ifcombine.c: Likewise.
11912 * matrix-reorg.c: Likewise.
11913 * c-decl.c: Likewise.
11914 * tree-eh.c: Likewise.
11915 * c-pretty-print.c: Likewise.
11916 * lambda-trans.c: Likewise.
11917 * function.c: Likewise.
11918 * langhooks.c: Likewise.
11919 * ebitmap.h: Likewise.
11920 * tree-vectorizer.c: Likewise.
11921 * function.h: Likewise.
11922 * langhooks.h: Likewise.
11923 * tree-vectorizer.h: Likewise.
11924 * ipa-type-escape.c: Likewise.
11925 * ipa-type-escape.h: Likewise.
11926 * domwalk.c: Likewise.
11927 * tree-if-conv.c: Likewise.
11928 * profile.c: Likewise.
11929 * domwalk.h: Likewise.
11930 * tree-data-ref.c: Likewise.
11931 * tree-data-ref.h: Likewise.
11932 * tree-flow-inline.h: Likewise.
11933 * tree-affine.c: Likewise.
11934 * tree-vect-analyze.c: Likewise.
11935 * c-typeck.c: Likewise.
11936 * gimplify.c: Likewise.
11937 * coretypes.h: Likewise.
11938 * tree-ssa-phiopt.c: Likewise.
11939 * calls.c: Likewise.
11940 * tree-ssa-coalesce.c: Likewise.
11941 * tree.def: Likewise.
11942 * tree-dfa.c: Likewise.
11943 * except.c: Likewise.
11944 * except.h: Likewise.
11945 * cfgexpand.c: Likewise.
11946 * tree-cfgcleanup.c: Likewise.
11947 * tree-ssa-pre.c: Likewise.
11948 * tree-ssa-live.c: Likewise.
11949 * tree-sra.c: Likewise.
11950 * tree-ssa-live.h: Likewise.
11951 * tree-predcom.c: Likewise.
11952 * lambda.h: Likewise.
11953 * tree-mudflap.c: Likewise.
11954 * ipa-prop.c: Likewise.
11955 * print-tree.c: Likewise.
11956 * tree-ssa-copy.c: Likewise.
11957 * ipa-prop.h: Likewise.
11958 * tree-ssa-forwprop.c: Likewise.
11959 * ggc-page.c: Likewise.
11960 * c-omp.c: Likewise.
11961 * tree-ssa-dce.c: Likewise.
11962 * tree-vect-patterns.c: Likewise.
11963 * tree-ssa-ter.c: Likewise.
11964 * tree-nested.c: Likewise.
11965 * tree-ssa.c: Likewise.
11966 * lambda-code.c: Likewise.
11967 * tree-ssa-loop-prefetch.c: Likewise.
11968 * tree-inline.c: Likewise.
11969 * tree-inline.h: Likewise.
11970 * tree-iterator.c: Likewise.
11971 * tree-optimize.c: Likewise.
11972 * tree-ssa-phiprop.c: Likewise.
11973 * tree-vect-transform.c: Likewise.
11974 * tree-object-size.c: Likewise.
11975 * tree-outof-ssa.c: Likewise.
11976 * cfgloop.c: Likewise.
11977 * system.h: Likewise.
11978 * tree-profile.c: Likewise.
11979 * cfgloop.h: Likewise.
11980 * c-gimplify.c: Likewise.
11981 * c-common.c: Likewise.
11982 * tree-vect-generic.c: Likewise.
11983 * tree-flow.h: Likewise.
11984 * c-common.h: Likewise.
11985 * basic-block.h: Likewise.
11986 * tree-ssa-structalias.c: Likewise.
11987 * tree-switch-conversion.c: Likewise.
11988 * tree-ssa-structalias.h: Likewise.
11989 * tree-cfg.c: Likewise.
11990 * passes.c: Likewise.
11991 * ipa-struct-reorg.c: Likewise.
11992 * ipa-struct-reorg.h: Likewise.
11993 * tree-ssa-reassoc.c: Likewise.
11994 * cfgrtl.c: Likewise.
11995 * varpool.c: Likewise.
11996 * stmt.c: Likewise.
11997 * tree-ssanames.c: Likewise.
11998 * tree-ssa-threadedge.c: Likewise.
11999 * langhooks-def.h: Likewise.
12000 * tree-ssa-operands.c: Likewise.
12001 * config/alpha/alpha.c: Likewise.
12002 * config/frv/frv.c: Likewise.
12003 * config/s390/s390.c: Likewise.
12004 * config/m32c/m32c.c: Likewise.
12005 * config/m32c/m32c-protos.h: Likewise.
12006 * config/spu/spu.c: Likewise.
12007 * config/sparc/sparc.c: Likewise.
12008 * config/i386/i386.c: Likewise.
12009 * config/sh/sh.c: Likewise.
12010 * config/xtensa/xtensa.c: Likewise.
12011 * config/stormy16/stormy16.c: Likewise.
12012 * config/ia64/ia64.c: Likewise.
12013 * config/rs6000/rs6000.c: Likewise.
12014 * config/pa/pa.c: Likewise.
12015 * config/mips/mips.c: Likewise.
12017 2008-07-28 Simon Baldwin <simonb@google.com>
12019 * c-pragma.c (handle_pragma_message): New function.
12020 (init_pragma): Register handle_pragma_message.
12021 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12024 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12026 PR tree-optimization/35252
12027 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12028 REALPART_EXPR to be considered as same load operation.
12030 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12032 PR tree-optimization/36830
12033 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12034 (expressions_equal_p): Return false if only one operand is null.
12036 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12038 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12039 version requirements.
12041 2008-07-26 Olivier Hainque <hainque@adacore.com>
12043 * collect2.c (symkind): New enum. Symbol kinds we care about.
12044 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12045 code and head comment accordingly.
12046 (scan_prog_file): Use symkind names instead of bare integers.
12048 2008-07-25 Jan Hubicka <jh@suse.cz>
12050 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12052 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12053 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12054 * dojump.c (clear_pending_stack_adjust): Likewise.
12055 * print-tree.c (print_node): Ignore DECL_INLINE.
12056 * tree-inline.c (inlinable_function_p): Likewise.
12058 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12060 * doc/extend.texi (hot attribute): Document that the hot attribute
12061 turns on -O3 for some ports.
12062 (cold attribute): Document that the cold attribute turns on -Os
12065 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12066 reflect function specific option support.
12068 * target.h (struct target_option_hooks): Add fields to say whether
12069 the cold attribute implies -Os and the hot attribute implies -O3.
12071 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12072 By default, do not turn on -Os for cold functions.
12073 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12074 not turn on -O3 for hot functions.
12076 * c-common.c (handle_hot_attribute): Use target hook to determine
12077 if hot functions should enable -O3.
12078 (handle_cold_attribute): Use target hook to determine if cold
12079 functions should enable -Os.
12081 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12082 (override_options): Move disable scheduling to
12083 optimization_options.
12084 (optimization_options): Disable scheduling here, not
12086 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12087 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12089 * config/ia64/ia64.c (ia64_override_options): Move setting
12090 scheduling flags to ia64_optimization_options.
12091 (ia64_optimization_options): Disable scheduling options here, and
12092 not in ia64_override_options.
12093 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12094 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12096 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12099 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12101 2008-07-25 Martin Jambor <mjambor@suse.cz>
12103 PR tree-optimization/36926
12104 * ipa-prop.c (ipa_analyze_call_uses): Call
12105 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12107 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12109 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12110 movv2si_internal): Add mem = reg alternative.
12112 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12115 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12116 DEFAULT_PCC_STRUCT_RETURN to 127.
12118 2008-07-24 Jan Hubicka <jh@suse.cz>
12120 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12121 (build_cgraph_edges): Likewise.
12122 * cgraph.c (cgraph_node): Do not update assembler hash.
12123 (cgraph_remove_node): Drop non-unit-at-a-time code.
12124 * tree-pass.h (pass_O0_always_inline): Remove.
12125 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12126 * toplev.c (process_options): Flag unit-at-a-time does not imply
12127 no section anchors.
12128 * cgraphunit.c: Update comments.
12129 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12130 (cgraph_assemble_pending_functions): Remove.
12131 (cgraph_reset_node): Drop non-unit-at-a-time code.
12132 (cgraph_finalize_function): Likewise.
12133 (cgraph_analyze_function): Likewise.
12134 (cgraph_finalize_compilation_unit): Likewise.
12135 (cgraph_expand_function): Likewise.
12136 (cgraph_optimize): Likesise.
12137 (save_inline_function_body): Likewise.
12138 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12139 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12140 * ipa-inline.c: Update comments.
12141 (enum inlining_mode): remove INLINE_SPEED.
12142 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12143 (cgraph_mark_inline_edge): Likewise.
12144 (try_inline): Likewise.
12145 (cgraph_decide_inlining_incrementally): Likewise.
12146 (cgraph_gate_inlining): Remove.
12147 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12148 (cgraph_gate_early_inlining): Likewise.
12149 (gate_inline_passes): Remove.
12150 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12151 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12152 pass_O0_always_inline): Remove.
12153 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12154 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12155 * opts.c (no_unit_at_a_time_default): Remove.
12156 (decode_options): Remove flag_unit_at_a_time reset and warning.
12157 * opts.h (no_unit_at_a_time_default): Remove.
12158 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12159 early in GNU dialect.
12160 (merge_decls): Update comment; drop unit-at-a-time check.
12161 (finish_decl): Likewise.
12162 (grok_declaration): Remove flag_inline_trees code.
12163 (finish_functions): Return on function returning non-void on all
12165 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12166 * cfgexpand.c (expand_one_static_var): Remove.
12167 (expand_one_var): Remove expand_one_static_var call.
12168 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12169 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12170 and flag_unit_at_a-time compatibility checks.
12171 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12172 * tree-inline.c (flag_inline_trees): Remove.
12173 (inlinable_function_p): Don't check it.
12174 (expand_call_inline): Remove non-unit-at-a-time code.
12175 * tree-inline.h (flag_inline_trees): Remove.
12176 * tree-optimize.c (execute_early_local_optimizations): Remove
12177 unit-at-a-time checks.
12178 (tree_rest_of_compilation): Likewise.
12179 * combine.c (setup_incoming_promotions): Likewise.
12180 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12181 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12182 * passes.c (pass_inline_parameters): Update comments; remove
12183 O0_alwaysinline pass.
12184 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12185 (execute_one_pass): Likewise.
12186 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12187 (ix86_function_sseregparm): Likewise.
12188 * arm.c (arm_function_in_section_p): Likewise.
12189 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12190 * varpool.c: Update comments.
12191 (decide_is_variable_needed): Remove unit-at-a-time checks.
12192 (varpool_finalize_decl): Likewise.
12194 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12196 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12197 to 2 instead of -1.
12198 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12200 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12202 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12203 imp symbol extension.
12205 2008-07-23 Ian Lance Taylor <iant@google.com>
12207 * tree-vrp.c (infer_value_range): Ignore asm statements when
12208 looking for memory accesses for -fdelete-null-pointer-checks.
12210 2008-07-24 Ben Elliston <bje@au.ibm.com>
12212 * config/spu/spu-c.c (__vector_keyword): New variable.
12213 (vector_keyword): Likewise.
12214 (spu_categorize_keyword): New function.
12215 (spu_macro_to_expand): Likewise.
12216 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12217 compiling an ISO C dialect.
12219 2008-07-24 Ben Elliston <bje@au.ibm.com>
12221 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12222 conventional usage.
12224 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12226 * configure: Regenerate.
12227 * configure.ac: Require texinfo 4.7.
12228 * doc/install.texi: Document texinfo 4.7 requirement.
12230 2008-07-23 Martin Jambor <mjambor@suse.cz>
12232 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12233 rather than for DECL_SAVED_TREE.
12234 * ipa-prop.c: Include diagnostic.h.
12235 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12237 (ipa_detect_param_modifications): Function rewritten from scratch.
12238 (ipa_compute_jump_functions): Changed accesses to modification flags.
12239 (ipa_free_node_params_substructures): Update flags destruction.
12240 (ipa_node_duplication_hook): Update flags duplication.
12241 (ipa_print_all_params_modified): Updated flag access.
12242 * ipa-prop.h (struct ipa_param_flags): New structure.
12243 (struct ipa_node_params): New field modification_analysis_done,
12244 modified_flags changed into param_flags.
12245 (ipa_is_ith_param_modified): Changed to use new flags.
12246 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12248 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12249 ipa-cp.c and split into two functions.
12250 (ipa_print_node_jump_functions): New function.
12251 (compute_scalar_jump_functions): New function.
12252 (type_like_member_ptr_p): New function.
12253 (compute_pass_through_member_ptrs): New function.
12254 (fill_member_ptr_cst_jump_function): New function.
12255 (determine_cst_member_ptr): New function.
12256 (compute_cst_member_ptr_arguments): New function.
12257 (ipa_compute_jump_functions): Complete rewrite.
12258 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12259 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12260 (struct ipa_member_ptr_cst): New structure.
12261 (union jump_func_value): New field member_cst.
12262 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12263 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12264 jump function types.
12265 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12266 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12267 instead of ipcp_print_all_jump_functions.
12268 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12269 only for replacable scalars.
12271 * doc/invoke.texi (Optimize options): Add description of
12272 -findirect-inlining.
12273 * common.opt (flag_indirect_inlining): New flag.
12274 * opts.c (decode_options): Set flag_indirect_inlining when
12277 * ipa-inline.c: Include ipa-prop.h.
12278 (inline_indirect_intraprocedural_analysis): New function.
12279 (inline_generate_summary): Allocate parameter and argument info
12280 structures, call inline_indirect_intraprocedural_analysis on each
12281 node when doing indirect inlining and deallocate indirect inlining
12282 data structures in the end.
12283 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12284 (free_all_ipa_structures_after_iinln): New function.
12285 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12287 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12289 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12290 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12291 of computing the frequency separately.
12292 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12293 of computing the frequency separately.
12294 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12295 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12296 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12297 (ipa_get_stmt_member_ptr_load_param): New function.
12298 (ipa_is_ssa_with_stmt_def): New function.
12299 (ipa_note_param_call): New function.
12300 (ipa_analyze_call_uses): New function.
12301 (ipa_analyze_stmt_uses): New function.
12302 (ipa_analyze_params_uses): New function.
12303 (ipa_free_node_params_substructures): Also free the param_calls linked
12305 (ipa_node_duplication_hook): Also duplicate the param_calls
12307 (ipa_print_node_param_flags): New function.
12308 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12309 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12310 * ipa-prop.h (struct ipa_param_flags): New field called.
12311 (struct ipa_param_call_note): New structure.
12312 (struct ipa_node_params): New fields param_calls and
12313 uses_analysis_done.
12314 (ipa_is_ith_param_called): New function.
12315 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12316 ipa_analyze_params_uses and dump parameter flags.
12318 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12319 ipa_propagate_indirect_call_infos if performing indirect inlining,
12320 pass a new parameter new_edges to it.
12321 (add_new_edges_to_heap): New fucntion.
12322 (cgraph_decide_inlining_of_small_functions): New vector
12323 new_indirect_edges for newly found indirect edges , call
12324 ipa_propagate_indirect_call_infos after inlining.
12325 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12326 inlining if performing indirect inlining. Call
12327 free_all_ipa_structures_after_iinln when doing so too.
12328 (inline_generate_summary): Do not call
12329 free_all_ipa_structures_after_iinln here.
12330 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12331 (print_edge_addition_message): New function.
12332 (update_call_notes_after_inlining): New function.
12333 (propagate_info_to_inlined_callees): New function.
12334 (ipa_propagate_indirect_call_infos): New function.
12335 * ipa-prop.h: Include cgraph.h
12336 (struct ipa_param_call_note): Fields reordered, new field processed.
12337 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12338 flag indirect_call.
12339 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12340 rediscovered call statements.
12341 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12342 (dump_cgraph_node): Dump also the indirect_call flag.
12343 (cgraph_clone_edge): Copy also the indirect_call flag.
12344 * tree-inline.c (copy_bb): Do not check for fndecls from call
12345 expressions, check for edge availability when moving clones.
12346 (get_indirect_callee_fndecl): New function.
12347 (expand_call_inline): If callee declaration is not apprent from
12348 the statement, try calling get_indirect_callee_fndecl. Do not
12349 issue warnings or call sorry when not inlinings an indirect edge.
12350 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12352 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12353 bit more frandly to matching.
12354 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12355 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12356 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12358 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12361 * opth-gen.awk: Suppress function specific features when building
12363 * optc-gen.awk: Ditto.
12365 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12368 * diagnostic.c (pedwarn): Add opt parameter.
12370 * c-tree.h (pedwarn_init): Add opt parameter.
12371 (pedwarn_c90): Likewise.
12372 (pedwarn_c99): Likewise.
12373 * c-errors.c (pedwarn_c99): Likewise.
12374 (pedwarn_c90): Likewise.
12375 * toplev.h (pedwarn): Update declaration.
12376 (pedwarn0): Declare.
12377 * c-lex.c: All calls to pedwarn changed.
12378 * builtins.c: All calls to pedwarn changed.
12379 * toplev.c: All calls to pedwarn changed.
12380 * c-decl.c: All calls to pedwarn changed.
12381 * c-typeck.c: All calls to pedwarn changed.
12382 * c-common.c: All calls to pedwarn changed.
12383 * c-parser.c: All calls to pedwarn changed.
12385 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12386 Karthik Kumar <karthikkumar@gmail.com>
12388 * attribs.c (file scope): Include c-common.h.
12389 (decl_attributes): Add support for #pragma GCC optimize and
12390 #pragma GCC option.
12392 * targhooks.c (default_can_inline_p): New function that is the
12393 default for the TARGET_CAN_INLINE_P target hook.
12395 * targhooks.h (default_can_inline_p): Add declaration.
12397 * tree.c (cl_optimization_node): New static tree for building
12398 OPTIMIZATION_NODE tree.
12399 (cl_target_option_node): New static tree for building
12400 TARGET_OPTION_NODE tree.
12401 (cl_option_hash_table): New hash table for hashing
12402 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12403 (cl_option_hash_hash): New function to provide the hash value for
12404 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12405 (cl_option_hash_eq): New function to provide an equality test for
12406 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12407 (tree_code_size): Add support for OPTIMIZATION_NODE and
12408 TARGET_OPTION_NODE trees.
12409 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12410 TARGET_OPTION_NODE trees.
12411 (build_optimization_node): Build a tree that has all of the
12412 current optimization options.
12413 (build_target_option_node): Build a tree that has the target
12414 options that might be changed on a per function basis.
12416 * tree.h (file scope): Include options.h.
12417 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12418 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12419 (TREE_OPTIMIZATION): Ditto.
12420 (TREE_TARGET_SPECIFIC): Ditto.
12421 (struct tree_function_decl): Add fields for remembering the
12422 current optimization options and target specific options.
12423 (struct tree_optimization_option): New tree variant that remembers
12424 the optimization options.
12425 (struct tree_target_option): New tree variant that remembers the
12426 target specific flags that might change for compiling a particular
12428 (union tree_node): Include tree_optimization_option and
12429 tree_target_option fields.
12430 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12431 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12432 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12433 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12434 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12435 optimization and target options.
12436 (optimization_default_node): New macro to refer to global_trees
12438 (optimization_current_node): Ditto.
12439 (optimization_cold_node): Ditto.
12440 (optimization_hot_node): Ditto.
12441 (target_option_default_node): Ditto.
12442 (target_option_current_node): Ditto.
12443 (current_option_pragma): Ditto.
12444 (current_optimize_pragma): Ditto.
12446 * target.h (struct gcc_target): Add valid_option_attribute_p,
12447 target_option_save, target_option_restore, target_option_print,
12448 target_option_pragma_parse, and can_inline_p hooks.
12450 * toplev.h (parse_optimize_options): Add declaration.
12451 (fast_math_flags_struct_set_p): Ditto.
12453 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12454 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12457 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12458 tree_can_inline_p hook to see if one function can inline another.
12459 (cgraph_decide_inlining): Ditto.
12460 (cgraph_decide_inlining_incrementally): Ditto.
12462 * opts.c (decode_options): Add support for running multiple times
12463 to allow functions with different target or optimization options
12464 than was specified on the command line.
12465 (fast_math_flags_struct_set_p): New function that is similar to
12466 fast_math_flags_set_p, except it uses the values in the
12467 cl_optimization structure instead of global variables.
12469 * optc-gen.awk: Add support for TargetSave to allow a back end to
12470 declare new fields that need to be saved when using function
12471 specific options. Include flags.h and target.h in the options.c
12472 source. Add support for Save to indicate which options can be set
12473 for individual functions. Generate cl_optimize_save,
12474 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12475 cl_target_option_restore, cl_target_option_print functions to
12476 allow functions to use different optimization or target options.
12478 * opt-functions.awk (var_type_struct): Return the type used for
12479 storing the field in a structure.
12481 * opth-gen.awk: Add support for TargetSave to allow a back end to
12482 declare new fields that need to be saved when using function
12483 specific options. Add support for Save to indicate which options
12484 can be set for individual functions. Only generate one extern for
12485 Mask fields. Generate cl_optimization and cl_target_option
12486 structures to remember optimization and target options.
12488 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12489 collecting new tree nodes.
12490 (TS_TARGET_OPTION): Ditto.
12492 * c-decl.c (merge_decls): Merge function specific target and
12493 optimization options.
12495 * function.c (invoke_set_current_function_hook): If the function
12496 uses different optimization options, change the global variables
12499 * coretypes.h (struct cl_optimization): Add forward reference.
12500 (struct cl_target_option): Ditto.
12502 * c-pragma.c (option_stack): New static vector to remember the
12503 current #pragma GCC option stack.
12504 (handle_pragma_option): New function to support #pragma GCC option
12505 to change target options.
12506 (optimize_stack): New static vector to remember the current
12507 #pragma GCC optimize stack.
12508 (handle_pragma_optimize): New function to support #pragma GCC
12509 optimize to change optimization options.
12510 (init_pragma): Add support for #pragma GCC optimize and #pragma
12513 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12514 optimization options.
12515 (TARGET_OPTION_NODE): New tree code for remembering certain target
12518 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12519 TARGET_OPTION_NODE trees.
12521 * common.opt (-O): Add Optimization flag.
12523 (-fmath-errno): Ditto.
12524 (-falign-functions): Add UInteger flag to make sure flag gets full
12525 int in cl_optimization structure.
12526 (-falign-jumps): Ditto.
12527 (-falign-labels): Ditto.
12528 (-falign-loops): Ditto.
12529 (-fsched-stalled-insns): Ditto.
12530 (-fsched-stalled-insns-dep): Ditto.
12532 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12534 (TARGET_OPTION_SAVE): Ditto.
12535 (TARGET_OPTION_RESTORE): Ditto.
12536 (TARGET_OPTION_PRINT): Ditto.
12537 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12538 (TARGET_CAN_INLINE_P): Ditto.
12539 (TARGET_INITIALIZER): Add new hooks.
12541 * tree-inline.c (tree_can_inline_p): New function to determine
12542 whether one function can inline another. Check if the functions
12543 use compatible optimization options, and also call the backend
12546 * tree-inline.h (tree_can_inline_p): Add declaration.
12548 * c-common.c (c_common_attribute): Add support for option and
12549 optimize attributes.
12550 (handle_option_attribute): Add support for the option attribute to
12551 allow the user to specify different target options for compiling a
12553 (handle_optimize_attribute): Add support for the optimize
12554 attribute to allow the user to specify different optimization
12555 options for compiling a specific function.
12556 (handle_hot_attribute): Turn on -O3 optimization for this one
12557 function if it isn't the default optimization level.
12558 (handle_cold_attribute): Turn on -Os optimization for this one
12559 function if it insn't the default optimization.
12560 (const_char_p): New const char * typedef.
12561 (optimize_args): New static vector to remember the optimization
12563 (parse_optimize_options): New function to set up the optimization
12564 arguments from either the optimize attribute or #pragma GCC optimize.
12566 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12567 (builtin_define_std): Ditto.
12569 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12570 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12571 (x86_64-*-*): Ditto.
12573 * Makefile.in (TREE_H): Add options.h.
12574 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12576 * doc/extend.texi (option attribute): Document new attribute.
12577 (optimize attribute): Ditto.
12578 (hot attribute): Document hot attribute sets -O3.
12579 (cold attribute): Document cold attribute sets -Os.
12580 (#pragma GCC option): Document new pragma.
12581 (#pragma GCC optimize): Ditto.
12583 * doc/options.texi (TargetSave): Document TargetSave syntax.
12584 (UInteger): Document UInteger must be used for certain flags.
12585 (Save): Document Save option to create target specific options
12586 that can be saved/restored on a function specific context.
12588 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12589 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12591 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12592 (TARGET_OPTION_SAVE): Ditto.
12593 (TARGET_OPTION_RESTORE): Ditto.
12594 (TARGET_OPTION_PRINT): Ditto.
12595 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12596 (TARGET_CAN_INLINE_P): Ditto.
12598 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12600 (-mfpmath=both): Ditto.
12602 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12603 Karthik Kumar <karthikkumar@gmail.com>
12605 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12606 (TARGET_POPCNT): Ditto.
12607 (TARGET_SAHF): Ditto.
12608 (TARGET_AES): Ditto.
12609 (TARGET_PCLMUL): Ditto.
12610 (TARGET_CMPXCHG16B): Ditto.
12611 (TARGET_RECIP): Move switch into target_flags.
12612 (TARGET_FUSED_MADD): Ditto.
12613 (ix86_arch_features): Make an unsigned char type.
12614 (ix86_tune_features): Ditto.
12615 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12616 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12617 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12619 * config/i386/i386.opt (arch): New TargetSave field to define
12620 fields that need to be saved for function specific option support.
12623 (branch_cost): Ditto.
12624 (ix86_isa_flags_explicit): Ditto.
12625 (tune_defaulted): Ditto.
12626 (arch_specified): Ditto.
12627 (-m128-long-double): Add Save flag to save option for target
12628 specific option support.
12630 (-maccumulate-outgoing-args): Ditto.
12631 (-malign-double): Ditto.
12632 (-malign-stringops): Ditto.
12633 (-mfancy-math-387): Ditto.
12634 (-mhard-float): Ditto.
12635 (-mieee-fp): Ditto.
12636 (-minline-all-stringops): Ditto.
12637 (-minline-stringops-dynamically): Ditto.
12638 (-mms-bitfields): Ditto.
12639 (-mno-align-stringops): Ditto.
12640 (-mno-fancy-math-387): Ditto.
12641 (-mno-push-args): Ditto.
12642 (-mno-red-zone): Ditto.
12643 (-mpush-args): Ditto.
12644 (-mred-zone): Ditto.
12646 (-msseregparm): Ditto.
12647 (-mstack-arg-probe): Ditto.
12659 (-mno-sse4): Ditto.
12662 (-mrecip): Move flag into target_flags.
12664 (-mno-fused-madd): Ditto.
12665 (-mfused-madd): Ditto.
12666 (-mabm): Move flag into ix86_isa_flags.
12673 * config/i386/i386-c.c: New file for #pragma support.
12674 (ix86_target_macros_internal): New function to #define or #undef
12675 target macros based when the user uses the #pragma GCC option to
12676 change target options.
12677 (ix86_pragma_option_parse): New function to add #pragma GCC option
12679 (ix86_target_macros): Move defining the target macros here from
12680 TARGET_CPU_CPP_BUILTINS in i386.h.
12681 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12682 defined, initialize any subtarget #pragmas.
12684 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12685 REGISTER_TARGET_PRAGMAS.
12687 * config/i386/t-i386: New file for x86 dependencies.
12688 (i386.o): Make dependencies mirror the include files used.
12689 (i386-c.o): New file, add dependencies.
12691 * config/i386/i386-protos.h (override_options): Add bool argument.
12692 (ix86_valid_option_attribute_tree): Add declaration.
12693 (ix86_target_macros): Ditto.
12694 (ix86_register_macros): Ditto.
12696 * config/i386/i386.c (ix86_tune_features): Move initialization of
12697 the target masks to initial_ix86_tune_features to allow functions
12698 to have different target options. Make type unsigned char,
12699 instead of unsigned int.
12700 (initial_ix86_tune_features): New static vector to hold processor
12701 masks for the tune variables.
12702 (ix86_arch_features): Move initialization of the target masks to
12703 initial_ix86_arch_features to allow functions to have different
12704 target options. Make type unsigned char, instead of unsigned int.
12705 (initial_ix86_arch_features): New static vector to hold processor
12706 masks for the arch variables.
12707 (enum ix86_function_specific_strings): New enum to describe the
12708 string options used for attribute((option(...))).
12709 (ix86_target_string): New function to return a string that
12710 describes the target options.
12711 (ix86_debug_options): New function to print the current options in
12713 (ix86_function_specific_save): New function hook to save the
12714 function specific global variables in the cl_target_option structure.
12715 (ix86_function_specific_restore): New function hook to restore the
12716 function specific variables from the cl_target_option structure to
12717 the global variables.
12718 (ix86_function_specific_print): New function hook to print the
12719 target specific options in the cl_target_option structure.
12720 (ix86_valid_option_attribute_p): New function hook to validate
12721 attribute((option(...))) arguments.
12722 (ix86_valid_option_attribute_tree): New function that is common
12723 code between attribute((option(...))) and #pragma GCC option
12724 support that parses the options and returns a tree holding the options.
12725 (ix86_valid_option_attribute_inner_p): New helper function for
12726 ix86_valid_option_attribute_tree.
12727 (ix86_can_inline_p): New function hook to decide if one function
12728 can inline another on a target specific basis.
12729 (ix86_set_current_function); New function hook to switch target
12730 options if the user used attribute((option(...))) or #pragma GCC
12732 (ix86_tune_defaulted): Move to static file scope from
12734 (ix86_arch_specified): Ditto.
12735 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12737 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12738 (OPTION_MASK_ISA_ABM_SET): Ditto.
12739 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12740 (OPTION_MASK_ISA_CX16_SET): Ditto.
12741 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12742 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12743 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12744 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12745 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12746 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12747 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12748 (struct ptt): Move to static file scope from override_options.
12749 (processor_target_table): Ditto.
12750 (cpu_names): Ditto.
12751 (ix86_handle_option): Add support for options that are now isa options.
12752 (override_options): Add support for declaring functions that
12753 support different target options than were specified on the
12754 command line. Move struct ptt, processor_target_table, cpu_names,
12755 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12756 Add bool argument. Fix up error messages so the appropriate error
12757 is given for either command line or attribute.
12758 (ix86_previous_fndecl): New static to remember previous function
12759 declaration to see if we need to change target options.
12760 (ix86_builtins_isa): New array to record the ISA of each builtin
12762 (def_builtin): Always create the builtin function, even if the
12763 current ISA doesn't support it.
12764 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12765 tests for those builtins.
12766 (ix86_init_builtins): Remove TARGET_MMX test for calling
12767 ix86_init_mmx_sse_builtins.
12768 (ix86_expand_builtin): If the current ISA doesn't support a given
12769 builtin, signal an error.
12770 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12771 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12772 (TARGET_OPTION_SAVE): Ditto.
12773 (TARGET_OPTION_RESTORE): Ditto.
12774 (TARGET_OPTION_PRINT): Ditto.
12775 (TARGET_CAN_INLINE_P): Ditto.
12777 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12779 * c-typeck.c (build_external_ref): Don't call assemble_external.
12780 * final.c (output_operand): Call assemble_external.
12782 2008-07-21 DJ Delorie <dj@redhat.com>
12784 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12785 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12787 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12789 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12790 original insn and splitter contents into ...
12791 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12792 flag_unsafe_math_optimizations. Add dummy scratch register.
12793 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12794 !flag_unsafe_math_optimizations. Returns number with next
12795 highest magnitude if this is still less or equal to the true
12796 quotient in magnitude.
12798 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12800 * Makefile.in: Replace toplev.h with TOPLEV_H.
12801 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12802 * c-lex.c (fe_file_change): Don't set in_system_header.
12803 * c-parser.c (c_token): Remove in_system_header.
12804 (c_lex_one_token): Don't set in_system_header.
12805 (c_parser_set_source_position_from_token): Don't set in_system_header.
12806 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12809 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12810 * flags.h (in_system_header): Remove.
12811 * function.c (saved_in_system_header): Remove.
12812 (push_cfun): Don't set in_system_header.
12813 (pop_cfun): Don't set in_system_header.
12814 (push_struct_function): Don't set in_system_header.
12815 * input.h (expanded_location): Add sysp.
12816 (in_system_header_at): New.
12817 (in_system_header): New.
12818 * toplev.c (in_system_header): Remove.
12819 * toplev.h: Include input.h
12821 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12822 * tree-ssa.c (warn_uninit): Call warning_at.
12823 (warn_uninitialized_var): Update calls to warn_uninit.
12824 (warn_uninitialized_phi): Update calls to warn_uninit.
12825 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12826 (expand_location): Initialize xloc.sysp.
12827 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12828 (tree_decl_with_vis): Remove in_system_header_flag.
12830 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12833 * recog.c (asm_operand_ok): Change the order of the extra
12834 memory constraint checks.
12836 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12839 * tree-switch-conversion.c (build_one_array): Call
12840 varpool_mark_needed_node and varpool_finalize_decl
12841 instead of assemble_variable.
12843 2008-07-19 Jan Hubicka <jh@suse.cz>
12845 * cgraph.c (cgraph_add_new_function): Do early local passes.
12846 * tree-nrv.c (gate_pass_return_slot): New gate.
12847 (pass_nrv): Add the gate.
12848 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12850 (coalesce_ssa_name): Coalesce SSA names.
12851 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12852 not optimizing so unused user vars remains visible.
12853 * common.opt (flag_tree_ter): Always enable by default.
12854 * tree-ssa-ter.c: Include flags.h
12855 (is_replaceable_p): Check that locations match; when aliasing
12856 is missing be conservative about loads.
12857 * tree-optimize.c (gate_init_datastructures): Remove.
12858 (pass_init_datastructures): New.
12859 * passes.c: Reorder passes so we always go into SSA.
12861 2008-07-19 Jan Hubicka <jh@suse.cz>
12863 * doc/extend.texi (flatten attribute): Remove note about
12865 * doc/invoke.texi (--combine): Likewise.
12866 (-finline-functions-called-once): Update levels when enabled.
12867 (-funit-at-a-time): Document new behaviour.
12868 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12869 -fno-section-anchors when disabled explicitly.
12870 (inline params): They are not ignored now.
12871 (precompiled headers): Remove unit-at-a-time as being incompatible.
12872 * opts.c (decode_options): Handle unit-at-a-time as alias;
12873 imply -fno-section-anchors when toplevel reorder is disabled
12875 * common.opt (ftoplevel-reorder): Set default value to 2.
12876 (funit-at-a-time): Set default value to 1.
12877 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12880 2008-07-19 Jan Hubicka <jh@suse.cz>
12882 * builtins.c (expand_builtin_int_roundingfn,
12883 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12886 2008-07-19 Richard Guenther <rguenther@suse.de>
12889 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12890 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12891 * tree-ssa-pre.c (get_expr_value_id): For newly created
12892 constant value-ids make sure to add the expression to its
12895 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12897 PR middle-end/36877
12898 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12899 return value of the builtin is ignored.
12901 2008-07-19 Olivier Hainque <hainque@adacore.com>
12903 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12904 bits, a C conformant malloc implementation has to provide.
12905 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12907 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12911 * reload.c (find_reloads_subreg_address): Only reload address if
12912 reloaded == 0, not for reloaded != 1.
12915 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12916 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12917 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12918 m32c_legitimize_reload_address.
12920 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12921 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12922 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12924 2008-07-19 Olivier Hainque <hainque@adacore.com>
12926 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12927 argument, saying whether nested array are to be collapsed
12928 into a single array type DIE with multiple subscripts.
12929 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12930 issues, centralize the nested array types collapsing control and
12931 disable the transformation for Ada.
12933 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12936 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12938 (x86_64_shift_adj_2): New expander.
12939 (x86_64_shift_adj_3): Ditto.
12940 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12941 to split TImode operands.
12942 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12943 (ix86_split_lshr): Ditto.
12945 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12947 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12948 and __CHAR32_TYPE__.
12949 * c-typeck.c (digest_init): Support char16_t and char32_t.
12950 (set_nonincremental_init_from_string): Idem.
12952 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12954 PR middle-end/36859
12955 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12956 PREFERRED_STACK_BOUNDARY.
12957 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12959 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12961 PR middle-end/36858
12962 * function.c (locate_and_pad_parm): Cap boundary earlier.
12964 2008-07-17 Julian Brown <julian@codesourcery.com>
12966 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12967 no-op for targets which don't use DLLs.
12969 2008-07-17 Martin Jambor <mjambor@suse.cz>
12971 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12972 that nodes are relevant by examining the node->analyzed flag.
12973 (ipcp_init_stage): Check which nodes are relevant, assert that the
12974 relevant ones are also required.
12975 (ipcp_propagate_stage): Check on the side arrays are properly
12977 (ipcp_print_all_jump_functions): Make sure not to touch any node
12978 that is not analyzed or an edge that does not have a corresponding
12979 entry in the on-the-side vectors.
12980 (ipcp_function_scale_print): Likewise.
12981 (ipcp_update_callgraph): Check that the node is relevant.
12982 (ipcp_insert_stage): Check that the node is relevant. Check there is
12983 an info for every node and edge.
12984 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12985 (ipa_print_all_tree_maps): Likewise and a new variable info.
12986 (ipa_print_all_params_modified): Likewise.
12987 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12989 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12992 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12994 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12996 PR rtl-optimization/36753
12997 * fwprop.c (use_killed_between): Don't shortcut
12998 single-definition global registers.
13000 2008-07-16 Jan Hubicka <jh@suse.cz>
13002 * cgraph.h (varpool_empty_needed_queue): Declare.
13003 * cgraphunit.c (output_in_order): Mark all variables as needed;
13005 * varpool.c (varpool_assemble_node): Update debug queue.
13006 (varpool_assemble_pending_decls): Don't do it here.
13007 (varpool_empty_needed_queue): New function.
13009 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13011 * recog.c (peephole2_optimize): Fix formatting.
13013 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13015 * c-pch.c (get_ident): Avoid C++ keywords.
13016 * combine-stack-adj.c (single_set_for_csa): Likewise.
13017 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13018 output_asm_insn): Likewise.
13019 * reload.c (push_secondary_reload, find_reusable_reload,
13020 push_reload, combine_reloads, find_reloads,
13021 debug_reload_to_stream): Likewise.
13022 * reload.h (struct reload): Likewise.
13023 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13024 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13025 emit_output_reload_insns): Likewise.
13026 * targhooks.c (default_secondary_reload): Likewise.
13027 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13029 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13031 * recog.c (validate_change_1, validate_change,
13032 validate_unshare_change, validate_replace_rtx_1, struct
13033 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13035 * reload.c (push_secondary_reload, secondary_reload_class,
13036 scratch_reload_class, find_valid_class, find_reusable_reload,
13037 push_reload, find_dummy_reload, find_reloads_address_1,
13038 find_reloads_address_part, find_equiv_reg): Likewise.
13039 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13040 choose_reload_regs): Likewise.
13041 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13043 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13044 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13045 * sched-rgn.c (concat_INSN_LIST): Likewise.
13046 * stor-layout.c (mode_for_size, mode_for_size_tree,
13047 smallest_mode_for_size): Likewise.
13049 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13051 * cfg.c (dump_reg_info): Avoid C++ keywords.
13052 * dwarf2asm.c (dw2_force_const_mem,
13053 dw2_asm_output_encoded_addr_rtx): Likewise.
13054 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13055 * expmed.c (expand_shift): Likewise.
13056 * global.c (find_reg): Likewise.
13057 * graph.c (draw_edge): Likewise.
13058 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13059 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13060 widen_clz, widen_bswap, expand_parity, expand_unop,
13061 emit_cmp_and_jump_insn_1): Likewise.
13062 * postreload.c (reload_cse_simplify_operands): Likewise.
13063 * ra.h (add_neighbor): Likewise.
13064 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13065 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13066 record_reg_classes, copy_cost, record_address_regs,
13067 invalid_mode_change_p): Likewise.
13068 * regrename.c (regrename_optimize, scan_rtx_reg,
13069 dump_def_use_chain, find_oldest_value_reg,
13070 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13072 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13074 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13075 MASK_POWERPC64 for power4 in previous commit.
13077 2008-07-16 Olivier Hainque <hainque@adacore.com>
13079 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13080 instead of bare conversion to cast const-ness away.
13082 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13084 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13085 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13086 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13087 (TARGET_FUNCTION_VALUE): Define.
13089 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13091 * config/rs6000/rs6000.c (processor_target_table): Add
13092 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13094 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13097 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13098 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13099 m32c_legitimize_reload_address.
13101 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13103 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13104 DECL_IN_SYSTEM_HEADER in sync.
13106 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13108 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13109 * tree-ssa-pre.c (pre_expr_eq): Ditto
13110 (get_constant_for_value_id): Take a type as an argument.
13111 (fully_constant_expression): Pass in type.
13112 (find_or_generate_expression): Short circuit constant case.
13113 (create_expression_by_pieces): Remove special casing of
13115 (do_regular_insertion): Short circuit constant case.
13116 (do_partial_partial_insertion): Ditto.
13118 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13121 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13123 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13125 * config/xtensa/libgcc-xtensa.ver: New file.
13126 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13128 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13130 * df-problems.c (df_set_note): Avoid C++ keywords.
13131 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13132 * dse.c (record_store, remove_useless_values): Likewise.
13133 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13134 gen_reg_rtx_offset, operand_subword, change_address_1,
13135 change_address, adjust_address_1, offset_address,
13136 widen_memory_access, emit_copy_of_insn_after): Likewise.
13137 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13138 * fwprop.c (should_replace_address, propagate_rtx_1,
13139 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13141 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13142 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13143 * lcm.c (compute_insert_delete, pre_edge_lcm,
13144 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13145 * lower-subreg.c (resolve_reg_notes): Likewise.
13146 * mode-switching.c (optimize_mode_switching): Likewise.
13148 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13150 * bt-load.c (add_btr_def, migrate_btr_def,
13151 branch_target_load_optimize): Avoid C++ keywords.
13152 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13154 * combine.c (subst, simplify_set, make_extraction,
13155 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13156 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13157 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13159 2008-07-15 Richard Guenther <rguenther@suse.de>
13161 PR middle-end/36369
13162 * c-common.c (strict_aliasing_warning): Do not warn for
13163 TYPE_REF_CAN_ALIAS_ALL pointers.
13164 (c_common_get_alias_set): may_alias types are not special.
13165 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13166 attribute and set can_ref_all accordingly.
13167 (build_reference_type_for_mode): Likewise.
13168 * doc/extend.texi (may_alias): Clarify.
13170 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13173 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13174 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13176 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13179 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13180 gcc_assert, instead call output_operand_lossage.
13182 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13184 * builtins.c (std_canonical_va_list): Treat structure based
13187 2008-07-15 Ben Elliston <bje@au.ibm.com>
13189 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13191 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13193 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13196 2008-07-14 Jan Hubicka <jh@suse.cz>
13198 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13199 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13200 fix predicates and constraints.
13201 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13202 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13204 2008-07-14 Doug Kwan <dougkwan@google.com>
13206 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13207 additional option file arm/eabi.opt.
13208 * config/arm/eabi.h (File): New configuration file for EABI targets.
13209 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13210 SUBSUBTARGET_EXTRA_SPECS.
13211 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13212 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13213 from STARTFILE_SPEC so that it can be referenced in an override.
13214 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13215 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13216 can be referenced in an override.
13217 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13218 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13219 so that it can be referenced in an override.
13220 (LINK_SPEC): Use BPABI_LINK_SPEC.
13221 * config/arm/eabi.opt (File): New.
13223 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13225 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13226 (FIXED_VALUE_H): New variable.
13227 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13228 input.h, fixed-value.h.
13229 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13230 (BASIC_BLOCK_H): Use $(BITMAP_H).
13231 (FUNCTION_H): Add varray.h.
13232 (IPA_REFERENCE_H): Use $(BITMAP_H).
13233 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13234 (DF_H): Use $(BITMAP_H).
13235 (GGC_H): Add statistics.h.
13236 (INSN_ADDR_H): New.
13237 (INSN_ATTR_H): Use it.
13238 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13240 (SYMTAB_H): Add $(OBSTACK_H).
13241 (CPP_INTERNAL_H): New.
13242 (TREE_DUMP_H): Add tree-pass.h.
13243 (TREE_FLOW_H): Use $(BITMAP_H)
13244 (PRETTY_PRINT_H): Use $(INPUT_H).
13245 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13248 (many object files): Fix lots of header dependencies throughout.
13250 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13252 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13254 (s-gtyp-input): Use them to write tmp-gi.list.
13255 (echo_to_gi.list): Remove.
13257 2008-07-14 Richard Guenther <rguenther@suse.de>
13259 * tree-ssa-sccvn.c (pre_info): Remove.
13260 (switch_to_PRE_table): Likewise.
13261 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13262 (set_hashtable_value_ids): Do not create value-ids for the
13264 (run_scc_vn): Remove double test. Remove bogus special-case
13265 in value-number printing.
13266 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13267 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13269 * tree-flow-inline.h (get_value_handle): Remove.
13270 * tree-flow.h (get_value_handle): Remove.
13272 2008-07-14 Martin Jambor <mjambor@suse.cz>
13274 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13275 in which we generate arithmetics is not a subrange.
13277 2008-07-14 Martin Jambor <mjambor@suse.cz>
13279 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13281 2008-07-14 Richard Guenther <rguenther@suse.de>
13283 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13285 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13288 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13289 reload for symbol refs moved to r0 with -fPIC.
13290 (legitimize_pic_address): Use the target register as temporary
13292 (emit_symbolic_move): Adjust comment.
13293 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13296 2008-07-14 Ben Elliston <bje@au.ibm.com>
13298 * c-common.h (C_CPP_HASHNODE): New macro.
13299 * coretypes.h (struct cpp_token): Forward declare.
13300 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13301 the context-sensitive keyword method.
13302 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13303 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13304 expand_bool_pixel): New.
13305 (altivec_categorize_keyword): New function.
13306 (init_vector_keywords): New function.
13307 (rs6000_macro_to_expand): Likewise.
13308 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13309 compiling an ISO C dialect.
13311 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13313 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13314 (create_expression_by_pieces): Fix typo.
13315 (do_regular_insertion): Use debug counter here too.
13317 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13320 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13321 CONST_OK_FOR_LETTER_P. All port-local users changed.
13322 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13323 implement Kp matching power-of-two.
13324 (CONSTRAINT_LEN): Define to match.
13325 * config/cris/cris.md: Replace all use of constraint K with Kc.
13326 ("*btst*): Use Kp for operand 0 of last alternative.
13328 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13331 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13334 2008-07-13 Jan Hubicka <jh@suse.cz>
13336 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13339 2008-07-13 Richard Guenther <rguenther@suse.de>
13341 PR middle-end/36811
13342 * langhooks.c (lhd_print_error_function): Deal with recursive
13345 2008-07-12 Jan Hubicka <jh@suse.cz>
13347 * cgraph.c (assembler_name_hash): New static var.
13348 (hash_node_by_assembler_name, eq_assembler_name): New.
13349 (cgraph_node_for_asm): Use hashtable.
13350 (cgraph_remove_node): Maintain hashtable.
13351 (change_decl_assembler_name): Sanity check that names are not changing
13352 after aliasing was processed.
13353 * cgraph.h (varpoon_node): Add next GGC marker.
13354 * tree.c (decl_assembler_name_equal): Constify.
13355 (decl_assembler_name_hash): New.
13356 * tree.h (decl_assembler_name_equal): Constify.
13357 (decl_assembler_name_hash): Update.
13359 2008-07-12 David Daney <ddaney@avtrex.com>
13361 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13362 sb1 and r5000 cpus.
13364 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13366 * doc/md.texi: Document the MIPS "v" constraint.
13367 * config/mips/mips.h (reg_class): Revert last change.
13368 (REG_CLASS_NAMES): Likewise.
13369 (REG_CLASS_CONTENTS): Likewise.
13370 * config/mips/mips.c (mips_regno_to_class): Likewise.
13371 * config/mips/constraints.md (v): Likewise, but add documentation.
13372 Add a comment to say that this constraint should not be used in
13375 2008-07-11 DJ Delorie <dj@redhat.com>
13377 * config/h8300/h8300.md (length): Fix branch offset limit.
13379 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13381 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13382 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13383 (avr_hard_regno_scratch_ok): New function.
13384 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13385 * config/avr/avr.md (all peepholes that request a scratch register):
13386 Remove avr_peep2_scratch_safe use.
13388 2008-07-11 Tom Tromey <tromey@redhat.com>
13389 Ian Lance Taylor <iant@google.com>
13391 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13392 (struct c_common_resword): Define.
13393 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13394 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13395 (c_common_reswords, num_c_common_reswords): Declare.
13396 * c-common.c (c_common_reswords): New global const array.
13397 (num_c_common_reswords): New const int.
13398 * c-parser.c (struct resword, reswords): Don't define.
13399 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13400 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13401 than reswords. If warning about C++ keywords, give them a special
13403 (c_lex_one_token): Warn about C++ keywords. Call
13404 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13405 (c_parser_external_declaration): Look for RID_xxx rather than
13406 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13407 (c_parser_statement_after_labels): Likewise.
13408 (c_parser_objc_class_instance_variables): Likewise.
13409 (c_parser_objc_class_declaration): Likewise.
13410 (c_parser_objc_try_catch_statement): Likewise.
13411 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13412 (declspecs_add_type): Likewise.
13414 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13416 * ggc-page.c (alloc_page):
13417 Substituting xmalloc, xcalloc with
13418 XNEWVEC and XCNEWVAR macros which add the
13421 2008-07-11 Richard Guenther <rguenther@suse.de>
13423 PR tree-optimization/36765
13424 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13425 aliases from HEAP vars to SMTs.
13427 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13429 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13430 * configure.ac (loose_warn): Move -Wc++-compat from here...
13431 (strict_warn): ...to here.
13432 * configure: Regenerate.
13434 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13436 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13437 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13438 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13439 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13440 excluding more specific h8300-*-* and sh-*-* targets.
13442 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13444 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13445 (eliminate): Ditto.
13446 (execute_pre): Call loop_optimizer_finalize in early exit.
13448 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13450 PR middle-end/36790
13451 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13452 uids in the bitmap, not just VAR_DECL uids.
13454 PR rtl-optimization/36419
13455 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13456 (combine_stack_adjustments_for_block): Call it if needed. Delete
13458 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13459 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13460 prologue sp adjustment.
13462 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13465 * opts.c (print_ignored_options): Report postponed diagnostics for
13466 unknown -Wno-* options as warnings, not errors.
13467 (postpone_unknown_option_error): Renamed to...
13468 (postpone_unknown_option_warning): ... this.
13470 2008-07-09 Doug Kwan <dougkwan@google.com>
13473 2008-07-08 Doug Kwan <dougkwan@google.com>
13475 * config/arm/arm.opt (mandroid): New option.
13476 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13477 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13479 (CC1PLUS_SPEC): Same.
13481 (STARTFILE_SPEC): Same.
13482 (ENDFILE_SPEC): Same.
13483 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13486 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13489 * config/mips/mips.h (reg_class): Remove V1_REG.
13490 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13491 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13492 instead of V1_REGS.
13493 (mips_get_tp): New function.
13494 (mips_legitimize_tls_address): Use it.
13495 * config/mips/constraints.md (v): Delete.
13496 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13497 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13498 After reload, split into a move and ...
13499 (*tls_get_tp_<mode>_split): ...this new instruction.
13501 2008-07-09 David Daney <ddaney@avtrex.com>
13503 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13505 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13507 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13508 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13510 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13511 htab_delete should be called. Don't free c.
13512 (lookup_tmp_var): Create temp_htab lazily.
13513 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13514 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13516 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13517 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13518 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13519 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13520 * tree-sra.c (generate_element_init): Likewise.
13521 * tree-mudflap.c (execute_mudflap_function_ops,
13522 execute_mudflap_function_decls): Likewise.
13523 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13524 * tree-gimple.h (struct gimplify_ctx): New type.
13525 (push_gimplify_context): Adjust prototype.
13527 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13529 * tree-ssa-pre.c (phi_translate_1): Update placement of
13530 add_to_value calls.
13532 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13534 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13535 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13536 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13537 * targhooks.c (default_hard_regno_scratch_ok): New function.
13538 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13539 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13540 * recog.c: Include "target.h".
13541 (peep2_find_free_register): Add check for global regs. Add target
13543 * Makefile.in (recog.o): Depend on target.h.
13545 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13547 * config/sh/sh.c (sh_canonical_va_list_type): New.
13548 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13550 2008-07-09 Raksit Ashok <raksit@google.com>
13552 * doc/invoke.texi (Option Summary): Mention new option
13553 -Wdisallowed-function-list=...
13554 (Warning Options): Document -Wdisallowed-function-list=...
13555 * common.opt (Wdisallowed-function-list=): New flag.
13556 * flags.h (warn_disallowed_functions): External definition of new
13557 boolean warning flag.
13558 (warn_if_disallowed_function_p): Declare new function.
13559 * opts.c (warning_disallowed_functions): New static variable.
13560 (warn_disallowed_functions): New boolean warning flag.
13561 (warn_if_disallowed_function_p): New function.
13562 (add_comma_separated_to_vector): Rename
13563 add_instrument_functions_exclude_list to this.
13564 (common_handle_option): Handle new option. Rename calls to
13565 add_instrument_functions_exclude_list into calls to
13566 add_comma_separated_to_vector.
13567 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13568 based on flag warn_disallowed_functions.
13570 2008-07-09 Christian Bruel <christian.bruel@st.com>
13572 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13573 instead of get_attr_length.
13575 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13577 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13579 * genemit.c (gen_insn): Likewise.
13580 * gengtype.c (note_def_vec): Likewise.
13581 * gengtype.h (note_def_vec): Likewise.
13582 * genoutput.c (struct data, output_insn_data, process_template,
13583 gen_expand, gen_split, note_constraint): Likewise.
13584 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13585 make_insn_sequence): Likewise.
13586 * gensupport.c (record_insn_name): Likewise.
13588 2008-07-08 Doug Kwan <dougkwan@google.com>
13590 * config/arm/arm.opt (mandroid): New option.
13591 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13592 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13594 (CC1PLUS_SPEC): Same.
13596 (STARTFILE_SPEC): Same.
13597 (ENDFILE_SPEC): Same.
13598 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13601 2008-07-08 Raksit Ashok <raksit@google.com>
13603 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13604 (set_storage_via_setmem): Fix expected_align parameter.
13605 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13606 missing from the list.
13607 * doc/md.texi (movmem): Explicitly state that expected alignment is
13608 to be expressed in bytes.
13609 (setmem): Explicitly state that expected alignment is to be expressed
13612 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13614 * reload.c (find_reloads_subreg_address): Do not require validity
13615 of address in original mode before reloading address.
13617 2008-07-07 Tianwei Sheng <tianweis@google.com>
13619 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13620 bounds array access.
13622 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13624 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13626 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13628 Fix PR tree-optimization/23455
13629 Fix PR tree-optimization/35286
13630 Fix PR tree-optimization/35287
13631 * Makefile.in (OBJS-common): Remove tree-vn.o.
13632 (tree-vn.o): Remove.
13633 * dbgcnt.def: Add treepre_insert debug counter.
13634 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13635 (debug_value_expressions): Ditto.
13636 (print_value_expressions): Ditto.
13637 * tree-pretty-print.c (dump_generic_node): Updated for
13638 VALUE_HANDLE removal.
13639 * tree-ssa-dom.c (record_equality): Ditto.
13640 (cprop_operand): Ditto.
13641 (lookup_avail_expr): Ditto.
13642 * tree-ssa-threadedge.c
13643 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13644 (simplify_control_stmt_condition): Ditto.
13645 * tree.c (tree_code_size): Ditto.
13646 (tree_node_structure): Ditto.
13647 (iterative_hash_expr): Ditto.
13649 * tree.h (VALUE_HANDLE_ID): Ditto.
13650 (VALUE_HANDLE_EXPR_SET): Ditto.
13651 (struct tree_value_handle): Ditto.
13652 (union tree_node): Ditto.
13653 * treestruct.def: Ditto.
13654 * tree-vn.c: Removed.
13655 * tree-ssa-pre.c: Rewritten entirely.
13656 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13657 (constant_value_ids): Ditto.
13658 (vn_nary_op_t): Moved to header.
13660 (vn_reference_op_t): Ditto
13661 (vn_reference_t): Ditto.
13662 (next_value_id): New variable.
13663 (VN_INFO): Add an assert.
13664 (vn_constant_eq): New function.
13665 (vn_constant_hash): Ditto.
13666 (get_or_alloc_constant_value_id): Ditto.
13667 (value_id_constant_p): Ditto.
13668 (vn_reference_compute_hash): De-staticify.
13669 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13670 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13671 (valueize_refs): Update opcode if it changes from ssa name to constant.
13672 (vn_reference_lookup_1): Add new argument.
13673 (vn_reference_lookup): Ditto.
13674 (vn_reference_lookup_pieces): New function.
13675 (vn_reference_insert): Add return type. Modify to deal with value ids.
13676 (vn_reference_insert_pieces): New function.
13677 (vn_nary_op_compute_hash): De-staticify.
13678 (vn_nary_op_eq): Ditto.
13679 (vn_nary_op_lookup_pieces): New function.
13680 (vn_nary_op_lookup): Add new argument.
13681 (vn_nary_op_insert_pieces): New function.
13682 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13683 (vn_phi_insert): Ditto.
13684 (visit_unary_op): Update for callee changes.
13685 (visit_binary_op): Ditto.
13686 (visit_reference_op_load): Ditto.
13687 (visit_reference_op_store): Ditto.
13688 (init_scc_vn): Init next_value_id, constant_to_value_id and
13689 constant_value_ids.
13690 (free_scc_vn): Free them.
13691 (set_hashtable_value_ids): New function.
13692 (run_scc_vn): Use it.
13693 (get_max_value_id): New function.
13694 (get_next_value_id): Ditto.
13695 (expressions_equal_p): Moved from tree-vn.c
13696 (sort_vuses): Ditto.
13697 (sort_vuses_heap): Ditto.
13698 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13700 * tree.c (iterative_hash_hashval_t): Made non-static
13701 * tree.h (iterative_hash_hashval_t): Declare it.
13703 2008-07-08 Martin Jambor <mjambor@suse.cz>
13705 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13706 instead of ipa_create_node_params.
13707 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13708 ipa_check_create_edge_args, free them with
13709 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13711 * ipa-prop.c: Include flags.h and tree-inline.h.
13712 (ipa_node_params_vector): New variable.
13713 (ipa_edge_args_vector): New variable.
13714 (edge_removal_hook_holder): New variable.
13715 (node_removal_hook_holder): New variable.
13716 (edge_duplication_hook_holder): New variable.
13717 (node_duplication_hook_holder): New variable.
13718 (ipa_detect_param_modifications): Check for presence of modified flags.
13719 (ipa_compute_jump_functions): Check for presence of jump functions.
13720 (ipa_free_edge_args_substructures): New function.
13721 (ipa_create_node_params): Removed.
13722 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13723 (ipa_free_node_params_substructures): New function.
13724 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13726 (ipa_edge_removal_hook): New function.
13727 (ipa_node_removal_hook): New function.
13728 (duplicate_array): New function.
13729 (ipa_edge_duplication_hook): New function.
13730 (ipa_node_duplication_hook): New function.
13731 (ipa_register_cgraph_hooks): New function.
13732 (ipa_unregister_cgraph_hooks): New function.
13733 (free_all_ipa_structures_after_ipa_cp): New function.
13735 * ipa-prop.h: Include vec.h.
13736 (ipa_node_params_t): New typedef with vector types for it.
13737 (ipa_edge_args_t): New typedef with vector types for it.
13738 (IPA_NODE_REF): Changed to access an on-the-side vector.
13739 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13740 (ipa_check_create_node_params): New function.
13741 (ipa_check_create_edge_args): New function.
13743 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13746 2008-07-07 Tom Tromey <tromey@redhat.com>
13748 * configure, config.in: Rebuilt.
13749 * configure.ac: Don't check for scandir or alphasort.
13751 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13753 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13754 types immediately after creating them.
13756 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13758 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13760 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13762 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13763 dump_constraint_graph.
13764 (dump_constraint_edge): New function.
13765 (dump_constraint_graph): New function.
13766 (debug_constraint_graph): New function.
13767 (dump_constraint): Removed useless comparison.
13768 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13769 (dump_constraint_graph): Declare.
13770 (debug_constraint_graph): Declare.
13771 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13773 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13775 * config/i386/i386.c (is_va_list_char_pointer): New.
13776 (ix86_va_start): Replace compare with ms_va_list_type_node
13777 by is_va_list_char_pointer.
13778 (ix86_gimplify_va_arg): Likewise.
13780 2008-07-07 Martin Jambor <mjambor@suse.cz>
13782 * cgraph.c (cgraph_edge_max_uid): New variable.
13783 (struct cgraph_edge_hook_list): New type.
13784 (struct cgraph_node_hook_list): New type.
13785 (struct cgraph_2edge_hook_list): New type.
13786 (struct cgraph_2node_hook_list): New type.
13787 (first_cgraph_edge_removal_hook): New variable.
13788 (first_cgraph_node_removal_hook): New variable.
13789 (first_cgraph_edge_duplicated_hook): New variable.
13790 (first_cgraph_node_duplicated_hook): New variable.
13791 (cgraph_add_edge_removal_hook): New function.
13792 (cgraph_remove_edge_removal_hook): New function.
13793 (cgraph_call_edge_removal_hooks): New function.
13794 (cgraph_add_node_removal_hook): New function.
13795 (cgraph_remove_node_removal_hook): New function.
13796 (cgraph_call_node_removal_hooks): New function.
13797 (cgraph_add_edge_duplication_hook): New function.
13798 (cgraph_remove_edge_duplication_hook): New function.
13799 (cgraph_call_edge_duplication_hooks): New function.
13800 (cgraph_add_node_duplication_hook): New function.
13801 (cgraph_remove_node_duplication_hook): New function.
13802 (cgraph_call_node_duplication_hooks): New function.
13803 (cgraph_create_edge): Assign to edge uid.
13804 (cgraph_remove_edge): Call edge removal hooks.
13805 (cgraph_node_remove_callees): Call edge removal hooks.
13806 (cgraph_node_remove_callers): Call edge removal hooks.
13807 (cgraph_remove_node): Call node removal hooks.
13808 (cgraph_clone_edge): Call edge duplication hooks.
13809 (cgraph_clone_node): Call node duplication hooks.
13811 * cgraph.h (cgraph_edge): New field uid.
13812 (cgraph_edge_hook): New type.
13813 (cgraph_node_hook): New type.
13814 (cgraph_2edge_hook): New type.
13815 (cgraph_2node_hook): New type.
13817 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13819 * config.in: Regenerate.
13821 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13823 * gcc.c (print_sysroot): New.
13824 (option_map, display_help, process_command): Handle the
13825 -print-sysroot option.
13826 (main): Print the sysroot if requested.
13827 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13829 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13832 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13834 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13836 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13837 (assign_parm_setup_block_p): Also check mode of entry_parm.
13839 2008-07-07 Richard Guenther <rguenther@suse.de>
13841 * tree-ssa-structalias.h (set_used_smts): Remove.
13842 * tree-ssa-structalias.c (used_smts): Likewise.
13843 (set_used_smts): Likewise.
13844 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13845 call to set_used_smts.
13847 2008-07-07 Richard Guenther <rguenther@suse.de>
13849 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13850 (new_var_info): Set it to false.
13851 (solution_set_add): Correctly handle pointers outside a var and
13853 (type_safe): Treat variables with is_full_var properly.
13854 (do_sd_constraint): Likewise.
13855 (do_ds_constraint): Likewise.
13856 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13857 (get_constraint_for_ptr_offset): New function.
13858 (get_constraint_for_component_ref): For addresses at least include
13859 the last field of the variable. Handle is_full_vars properly.
13860 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13861 (handle_ptr_arith): Remove.
13862 (find_func_aliases): Simplify assignment handling.
13863 (create_function_info_for): For parameter and result varinfos set
13865 (create_variable_info_for): Set is_full_var flag whenever we
13866 just created a single varinfo for a decl.
13867 (init_alias_vars): Initialize use_field_sensitive from
13868 max-fields-for-field-sensitive parameter.
13870 2008-07-07 Richard Guenther <rguenther@suse.de>
13872 PR tree-optimization/36713
13873 * tree-flow-inline.h (is_call_used): New function.
13874 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13875 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13876 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13878 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13880 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13882 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13884 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13886 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13887 Nathan Sidwell <nathan@codesourcery.com>
13889 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13890 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13892 * config/m68k/t-linux: New.
13893 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13896 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13898 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13899 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13902 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13904 * gcc.c (execute): Fix -Wc++-compat warning.
13906 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13909 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13910 constant for little endian.
13912 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13914 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13915 mips_base_mips16 instead of TARGET_MIPS16.
13916 (mips_base_mips16): Declare.
13917 * config/mips/mips.c (mips_base_mips16): Make global.
13918 (was_mips16_p): Remove GTY marker.
13919 (was_mips16_pch_p): New variable.
13920 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13921 (mips_override_options): Force to non-MIPS16 mode initially.
13922 Do not complain about MIPS16 PIC incompatibilities here.
13923 Only allow -mgpopt if -mexplicit-relocs is in force for
13926 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13928 * configure.ac: Check for caddr_t, define to char * if not defined.
13929 * configure: Regenerate.
13930 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13931 (mmap_gt_pch_use_address): Likewise.
13932 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13934 2008-07-06 Richard Guenther <rguenther@suse.de>
13936 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13937 (new_var_info): Deal with it.
13938 (solution_set_add): Likewise.
13939 (bitpos_of_field): Make signed, fix.
13940 (struct fieldoff): Remove type and decl fields. Make size field
13941 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13943 (fieldoff_compare): Deal with it.
13944 (push_fields_onto_fieldstack): Remove has_union argument, glob
13945 adjacent non-pointer fields together.
13946 (create_function_info_for): Do not set has_union.
13947 (create_variable_info_for): Simplify.
13949 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13951 * config.gcc (extra_headers): Add cross-stdarg.h for target
13952 x86_64-*-* and i?86-*-*.
13953 * config/i386/cross-stdarg.h: New.
13954 * builtins.c (std_fn_abi_va_list): New.
13955 (std_canonical_va_list_type): New.
13956 (stabilize_va_list): Replace va_list_type_node use by
13957 mtarget.canonical_va_list_type.
13958 (gimplify_va_arg_expr): Likewise.
13959 (expand_builtin_va_copy): Replace va_list_type_node use by
13960 mtarget.fn_abi_va_list.
13961 * tree-sra.c (is_va_list_type): New helper.
13962 (decl_can_be_decomposed_p): Replace
13963 va_list_type_node use by is_va_list_type.
13964 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13965 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13966 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13967 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13968 (ix86_enum_va_list): New.
13969 * config/i386/i386.c (sysv_va_list_type_node): New.
13970 (ms_va_list_type_node): New.
13971 (ix86_function_type_abi): Remove sorry.
13972 (ix86_build_builtin_va_list_abi): New.
13973 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13974 for 64-bit targets.
13975 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13976 (ix86_init_builtins_va_builtins_abi): New.
13977 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13978 for 64-bit targets.
13979 (ix86_handle_abi_attribute): New.
13980 (attribute_spec): Add sysv_abi and ms_abi.
13981 (ix86_fn_abi_va_list): New.
13982 (ix86_canonical_va_list_type): New.
13983 (ix86_enum_va_list): New.
13984 (TARGET_FN_ABI_VA_LIST): New.
13985 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13986 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13987 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13988 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13989 (TARGET_ENUM_VA_LIST): New.
13990 * expr.h (std_fn_abi_va_list): New.
13991 (std_canonical_va_list_type): New.
13992 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13993 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13994 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13995 TARGET_CANONICAL_VA_LIST_TYPE.
13996 * target.h (struct gcc_target): Add fn_abi_va_list hook
13997 and canonical_va_list_type hook.
13999 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14001 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14002 integral and pointer types.
14004 2008-07-04 Roger Sayle <roger@eyesopen.com>
14006 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14007 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14009 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14012 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14014 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14016 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14017 build_gimple_modify_stmt.
14018 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14019 gimple operand. Use fold_build* instead of build*.
14021 2008-07-04 Richard Guenther <rguenther@suse.de>
14023 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14024 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14025 properly to compute the reachability set if we do field-sensitive PTA.
14026 * invoke.texi (max-fields-for-field-sensitive): Document default.
14027 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14028 100 for optimize >= 2.
14030 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14032 * ggc-zone.c (lookup_page_table_if_allocated,
14033 set_page_table_entry, zone_find_object_size, alloc_small_page,
14034 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14035 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14036 -Wc++-compat and/or -Wcast-qual warnings.
14038 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14041 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14042 pic_offset_table_rtx to be marked as used here.
14043 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14044 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14045 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14046 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14047 !TARGET_SECURE_PLT.
14049 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14051 * alloc-pool.c (hash_descriptor, eq_descriptor,
14052 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14053 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14055 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14056 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14057 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14058 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14061 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14063 * tree-flow.h (loop_only_exit_p): Declare.
14064 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14065 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14066 the number of iterations if it is constant. Otherwise, if this is the
14067 only possible exit of the loop, use the conservative estimate on the
14068 number of iterations of the entire loop if available.
14070 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14072 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14073 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14074 Add synchronization functions.
14075 * config/sync.c: New file.
14076 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14077 (LIBGCC_SYNC_CFLAGS): Likewise.
14079 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14082 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14083 (*pushtf_sse): New insn pattern.
14084 (pushtf splitters): New splitters.
14086 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14088 PR middle-end/35736
14089 * predict.c (build_predict_expr): Use void_type_node for the tree
14090 type, instead of NULL_TREE.
14092 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14094 * config/i386/i386.c (contains_aligned_value_p): Return true
14096 (ix86_data_alignment): Align TCmode to 128bits.
14097 (ix86_local_alignment): Likewise.
14099 2008-07-03 Andrew Haley <aph@redhat.com>
14102 * vec.h (VEC_TA): New.
14103 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14104 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14105 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14106 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14107 (C_COMMON_FIXED_TYPES): Remove first arg.
14108 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14109 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14110 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14111 not to use empty macro arguments.
14113 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14115 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14116 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14117 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14118 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14119 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14120 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14121 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14122 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14123 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14124 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14125 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14126 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14127 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14128 config/rs6000/e500crtres64gpr.asm,
14129 config/rs6000/e500crtres64gprctr.asm,
14130 config/rs6000/e500crtrest32gpr.asm,
14131 config/rs6000/e500crtrest64gpr.asm,
14132 config/rs6000/e500crtresx32gpr.asm,
14133 config/rs6000/e500crtresx64gpr.asm,
14134 config/rs6000/e500crtsav32gpr.asm,
14135 config/rs6000/e500crtsav64gpr.asm,
14136 config/rs6000/e500crtsav64gprctr.asm,
14137 config/rs6000/e500crtsavg32gpr.asm,
14138 config/rs6000/e500crtsavg64gpr.asm,
14139 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14140 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14141 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14142 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14143 config/sparc/sol2-cn.asm: Remove .file directives.
14145 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14147 * resource.c (mark_referenced_resources): Look inside
14148 UNSPEC_VOLATILEs and ASM_INPUTs.
14150 2008-07-02 Ian Lance Taylor <iant@google.com>
14152 * rtlanal.c (add_reg_note): New function.
14153 * rtl.h (add_reg_note): Declare.
14154 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14155 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14156 * builtins.c (expand_builtin_longjmp): Likewise.
14157 (expand_builtin_nonlocal_goto): Likewise.
14158 * calls.c (emit_call_1, expand_call): Likewise.
14159 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14160 * cfglayout.c (fixup_reorder_chain): Likewise.
14161 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14162 (commit_one_edge_insertion): Likewise.
14163 * combine.c (move_deaths, distribute_notes): Likewise.
14164 * df-problems.c (df_set_note): Likewise.
14165 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14166 (set_unique_reg_note): Likewise.
14167 (emit_copy_of_insn_after): Likewise.
14168 * expr.c (expand_expr_real): Likewise.
14169 * gcse.c (add_label_notes): Likewise.
14170 * haifa-sched.c (create_check_block_twin): Likewise.
14171 * jump.c (mark_jump_label_1): Likewise.
14172 * loop-doloop.c (add_test, doloop_modify): Likewise.
14173 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14174 * lower-subreg.c (move_eh_region_note): Likewise.
14175 * optabs.c (emit_libcall_block): Likewise.
14176 * predict.c (predict_insn): Likewise.
14177 (combine_predictions_for_insn): Likewise.
14178 * recog.c (peephole2_optimize): Likewise.
14179 * regmove.c (try_auto_increment): Likewise.
14180 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14181 * reload.c (find_reloads): Likewise.
14182 * reload1.c (fixup_eh_region_note): Likewise.
14183 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14184 * reorg.c (delete_prior_computation): Likewise.
14185 (delete_computation, dbr_schedule): Likewise.
14186 * config/pa/pa.c (legitimize_pic_address): Likewise.
14187 * config/sh/sh.c (sh_reorg): Likewise.
14189 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14192 * config/libgcc-glibc.ver: Add %exclude.
14193 * config/m32r/libgcc-glibc.ver: Likwise.
14194 * config/s390/libgcc-glibc.ver: Likwise.
14195 * config/sh/libgcc-glibc.ver: Likwise.
14196 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14198 * config/i386/libgcc-glibc.ver: New.
14200 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14202 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14204 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14205 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14206 i[34567]86-*-linux*, x86_64-*-linux*. Add
14207 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14208 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14209 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14210 i[34567]86-*-linux*, x86_64-*-linux*.
14212 * libgcc-std.ver: Add empty GCC_4.4.0.
14214 * mkmap-symver.awk: Support multiple versions per symbol.
14216 * config/i386/i386.c (ix86_init_builtins): Always define
14217 __builtin_fabsq and __builtin_copysignq with fallbacks.
14218 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14219 and __builtin_copysignq if SSE2 isn't available.
14221 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14222 (LIBGCC2_TF_CEXT): Likwise.
14223 (TF_SIZE): Likwise.
14225 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14227 * config/i386/sfp-machine.h: Moved to libgcc.
14229 * config/i386/sfp-machine.h: New.
14230 * config/i386/t-linux: Likwise.
14232 * config/i386/t-darwin: Remove softfp_wrap_start and
14234 * config/i386/t-darwin64: Likewise.
14236 * config/i386/t-fprules-softfp64: Renamed to ...
14237 * config/i386/t-fprules-softfp: This.
14239 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14240 and softfp_wrap_end.
14242 2008-07-02 Jason Merrill <jason@redhat.com>
14244 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14246 * tree.c (ctor_to_list): New fn.
14247 * tree.h: Declare it.
14248 (CONSTRUCTOR_ELT): New macro.
14249 (CONSTRUCTOR_NELTS): New macro.
14251 2008-07-02 Richard Guenther <rguenther@suse.de>
14253 * tree-ssa-structalias.c (struct variable_info): Reorder
14254 to fill padding on 64bit hosts. Make collapsed_to an int.
14255 (get_varinfo_fc): Deal with that.
14256 (new_var_info): Likewise.
14257 (collapse_rest_of_var): Likewise.
14259 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14261 * doc/install.texi (--enable-java-home): Document.
14262 (--enable-aot-compile-rpm): Likewise.
14263 (--with-arch-directory): Likewise.
14264 (--with-os-directory): Likewise.
14265 (--with-origin-name): Likewise.
14266 (--with-arch-suffix): Likewise.
14267 (--with-jvm-root-dir): Likewise.
14268 (--with-jvm-jar-dir): Likewise.
14269 (--with-python-dir): Likewise.
14271 2008-07-02 Richard Guenther <rguenther@suse.de>
14273 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14274 from decls explicitly. Merge operand checking from tuples.
14276 2008-07-02 Martin Jambor <mjambor@suse.cz>
14278 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14280 2008-07-02 Martin Jambor <mjambor@suse.cz>
14282 * tree-switch-conversion.c: Included timevar.h
14283 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14285 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14287 2008-07-02 Martin Jambor <mjambor@suse.cz>
14289 * tree-switch-conversion.c: Corrected various comments and
14291 (build_constructors): Fixed minor formatting mistakes.
14293 * invoke.texi (Optimize Options): Corrected the
14294 switch-conversion-max-branch-ratio parameter.
14296 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14298 * final.c (asm_insn_count): Return zero for an empty asm body.
14300 2008-07-02 Richard Guenther <rguenther@suse.de>
14302 * bitmap.h (bitmap_set_bit): Return bool.
14303 (bitmap_clear_bit): Likewise.
14304 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14305 write to the bitmap if it would.
14306 (bitmap_clear_bit): Likewise.
14307 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14308 bitmap_set_bit return value.
14309 (add_pred_graph_edge): Likewise.
14310 (add_graph_edge): Likewise.
14311 (do_sd_constraint): Likewise.
14312 (do_ds_constraint): Likewise.
14314 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14316 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14317 Fix -Wc++-compat and/or -Wcast-qual warnings.
14318 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14319 gen_regparm_prefix): Likewise.
14320 * vmsdbgout.c (write_modbeg, lookup_filename,
14321 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14323 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14325 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14326 defaults.h definition apply.
14328 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14330 * function.c (assign_parm_remove_parallels): New.
14331 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14333 (assign_parm_setup_block): Do not handle them.
14334 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14335 assign_parm_remove_parallels.
14337 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14339 * c-typeck.c (convert_for_assignment): Use
14340 vector_targets_convertible_p.
14341 * c-common.c (vector_targets_convertible_p): New.
14342 * c-common.h (vector_targets_convertible_p): New prototype.
14343 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14344 opaque_p_V2SI_type_node.
14346 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14348 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14351 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14353 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14354 TFmode constants via two element DImode vector for hosts with
14355 HOST_BITS_PER_WIDE_INT < 64.
14356 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14357 also for HOST_BITS_PER_WIDE_INT < 64.
14359 2008-07-01 Richard Guenther <rguenther@suse.de>
14361 PR tree-optimization/36666
14362 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14363 (get_constraint_exp_from_ssa_var): Split into ...
14364 (get_constraint_exp_for_temp): ... this ...
14365 (get_constraint_for_ssa_var): ... and that.
14366 Return constraint expressions for all touched sub-fields
14367 if the results address is not taken.
14368 (process_constraint): Remove assertion that aggregate
14369 assignments do not happen at this place.
14370 (get_constraint_for_component_ref): Add address_p argument.
14371 Return constraint expressions for all touched sub-fields
14372 if the results address is not taken.
14373 (do_deref): Use get_constraint_exp_for_temp.
14374 (get_constraint_for_1): Rename from ...
14375 (get_constraint_for): ... this. Add the old function as wrapper.
14376 (do_structure_copy): Use get_constraint_for_1.
14378 2008-07-01 Martin Jambor <mjambor@suse.cz>
14380 * Makefile.in (tree-switch-conversion.o): Add.
14381 (OBJS-common): Add tree-swtch-conversion.o.
14382 * passes.c (init_optimization_passes): Add pass_convert_switch.
14383 * tree-pass.h: (pass_convert_switch): Add.
14384 * tree-switch-conversion.c: New file.
14385 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14386 * common.opt (ftree-cswtch): New option.
14387 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14388 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14389 * opts.c (decode_options): Set flag_tree_switch_conversion when
14390 optimization level is >= 2.
14391 * doc/invoke.texi (Optimize Options): Added description of
14392 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14394 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14396 * config/darwin-driver.c (darwin_default_min_version): Fix
14397 -Wc++-compat warnings.
14399 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14401 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14404 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14406 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14408 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14410 PR rtl-optimization/34744
14411 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14412 (df_scan_free_internal): Free data structures not
14413 allocated in storage pools.
14414 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14415 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14416 df_scan_free_mws_vec.
14417 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14420 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14422 * config/i386/i386.c (contains_aligned_value_p): Return true
14424 (ix86_function_arg_boundary): Return its natural boundary
14426 (return_in_memory_32): Don't check TDmode.
14427 (ix86_split_to_parts): Support splitting into 4 parts and
14428 support TFmode for 32bit target.
14429 (ix86_split_long_move): Support splitting into 4 parts.
14430 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14432 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14433 (ix86_init_builtins): Here.
14434 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14435 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14436 'q' and 'w', respectively.
14438 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14440 (movtf_internal): Likewise.
14441 (<code>tf2): Likewise.
14442 (*absnegtf2_sse): Likewise.
14443 (copysign<mode>3): Likewise.
14444 (copysign<mode>3_const): Likewise.
14445 (copysign<mode>3_var): Likewise.
14446 (define_split UNSPEC_COPYSIGN): Likewise.
14447 * config/i386/sse.md (*nandtf3): Likewise.
14448 (<code>tf3): Likewise.
14449 (*<code>tf3): Likewise.
14451 2008-06-30 Joey Ye <joey.ye@intel.com>
14452 H.J. Lu <hongjiu.lu@intel.com>
14454 * global.c (compute_regsets): Set frame_pointer_needed here.
14455 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14457 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14459 * doc/install.texi (specific): Expand Windows build notes.
14461 2008-06-30 Ira Rosen <irar@il.ibm.com>
14463 PR tree-optimization/36648
14464 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14465 number of prolog iterations by step. Fix the comment.
14467 2008-06-30 Richard Guenther <rguenther@suse.de>
14469 PR middle-end/36671
14470 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14471 handle calls from ECF_MALLOC functions.
14472 (handle_pure_call): ECF_MALLOC functions do not return
14474 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14476 2008-06-29 Andreas Schwab <schwab@suse.de>
14478 * config/m68k/m68k.c (print_operand): Always print a float
14480 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14481 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14484 * config/rs6000/x-linux64: Remove never used file.
14486 2008-06-29 Richard Guenther <rguenther@suse.de>
14488 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14490 (struct alias_info): Move ...
14491 * tree-ssa-alias.c: ... here.
14492 (update_alias_info): Declare.
14493 (compute_may_aliases): Call it.
14494 (update_alias_info): New function.
14495 * tree-ssa-structalias.c (update_alias_info): Move ...
14496 * tree-ssa-alias.c (update_alias_info_1): ... here.
14497 * tree-ssa-structalias.c (process_constraint_1): Remove
14498 unused from_call argument. Rename to ...
14499 (process_constraint): ... this. Delete old wrapper.
14500 (make_constraint_to): Adjust callers.
14501 (handle_const_call): Likewise.
14502 (handle_pure_call): Likewise.
14503 (init_base_vars): Likewise.
14504 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14505 (find_func_aliases): We don't need structure copies for
14507 (make_constraint_from_anything): Remove.
14508 (create_variable_info_for): For globals make constraints
14509 from escaped, not from anything.
14510 (compute_points_to_sets): Do not call update_alias_info.
14511 (ipa_pta_execute): Use make_constraint_from.
14513 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14515 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14516 (bitmap.o-warn, dominance.o-warn): New.
14517 * configure.ac (cxx_compat_warn): Delete.
14518 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14519 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14521 * configure: Regenerate.
14523 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14526 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14528 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14529 * df-scan.c (df_notes_rescan): Likewise.
14530 * ggc-page.c (set_page_table_entry): Likewise.
14531 * intl.c (gcc_gettext_width): Likewise.
14532 * varasm.c (get_unnamed_section, get_noswitch_section,
14533 get_section): Likewise.
14535 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14537 * regrename.c (build_def_use): Don't copy RTX.
14539 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14541 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14542 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14543 punctuation. Use @ref instead of @xref.
14544 (Function Names): Remove stray @display/@end display.
14545 (C++ Attributes): Use @ref instead of @xref.
14546 (Deprecated Features): Fix punctuation around @xref.
14547 (Backwards Compatibility): Likewise.
14548 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14550 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14552 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14553 constants for E500 double.
14555 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14557 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14558 element type of const_vector.
14560 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14562 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14563 Remove FLAGS_REG clobber from expander pattern.
14564 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14565 (anddi3, andsi3, andhi3, andqi3): Ditto.
14566 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14567 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14568 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14569 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14570 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14571 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14572 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14573 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14575 2008-06-28 Richard Guenther <rguenther@suse.de>
14577 * tree-ssa-structalias.c (callused_id, var_callused,
14578 callused_tree): Add.
14579 (handle_pure_call): New function.
14580 (find_func_aliases): Call it.
14581 (find_what_p_points_to): Handle the call-used set.
14582 (clobber_what_escaped): Likewise.
14583 (compute_call_used_vars): New function.
14584 (init_base_vars): Init the call-used variable.
14585 (do_sd_constraint): Do not propagate the solution from CALLUSED
14586 but use CALLUSED as a placeholder.
14587 (solve_graph): Likewise.
14588 * tree-flow-inline.h (gimple_call_used_vars): New function.
14589 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14590 (compute_call_used_vars): Declare.
14591 * tree-ssa-alias.c (set_initial_properties): Call
14592 compute_call_used_vars.
14593 (reset_alias_info): Clear call-used variables.
14594 (add_call_clobber_ops): Assert we are not called for const/pure
14595 functions. Remove handling of them.
14596 (add_call_read_ops): Handle pure functions by adding the
14597 call-used set of variables as VUSEs.
14598 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14599 (delete_tree_ssa): Free it.
14600 * tree-dfa.c (remove_referenced_var): Clear the var from the
14603 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14605 * tree.c (build_varargs_function_type_list): New.
14606 (build_function_type_list_1): New.
14607 (build_function_type_list): Use build_function_type_list_1.
14608 * tree.h (build_varargs_function_type_list): New.
14610 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14613 * config/spu/spu.c (spu_builtin_splats): Do not generate
14614 invalid CONST_VECTOR expressions.
14615 (spu_expand_vector_init): Likewise.
14617 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14619 * optabs.c (libfunc_decls): New variable.
14620 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14621 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14622 for the same function twice.
14624 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14626 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14627 ix86_expand_binary_operator directly.
14628 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14630 (*ashrti3_1): Ditto.
14631 (*lshrti3_1): Ditto.
14632 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14633 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14634 using only one splitter. Conditionaly execute splitter before or
14635 after peephole2 pass.
14636 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14637 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14638 Use only one alternative in asm template.
14639 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14641 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14642 "J" operand constraint for operand 2.
14643 (*ashldi3_cconly_rex64): Ditto.
14644 (*ashrdi3_cmp_rex64): Ditto.
14645 (*ashrdi3_cconly_rex64): Ditto.
14646 (*lshrdi3_cmp_rex64): Ditto.
14647 (*lshrdi3_cconly_rex64): Ditto.
14648 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14649 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14650 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14653 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14655 * gimplify.c (omp_is_private): Don't return true if decl is not
14656 already private on #pragma omp for or #pragma omp parallel for.
14659 * tree-cfg.c (struct move_stmt_d): Replace block field with
14660 orig_block and new_block fields.
14661 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14662 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14663 (move_block_to_fn): Replace vars_map and new_label_map arguments
14664 with struct move_stmt_d pointer.
14665 (replace_block_vars_by_duplicates): New function.
14666 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14667 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14668 all subblocks of ORIG_BLOCK to the new function. Call
14669 replace_block_vars_by_duplicates.
14670 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14671 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14672 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14673 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14674 (expand_omp): Temporarily set input_location to the location of
14675 region's controlling stmt.
14676 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14677 BIND_EXPR, push ctx->block_vars and gimplification vars into
14678 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14679 into dest function.
14680 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14681 there are any BLOCK_VARS.
14682 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14683 OMP_PARALLEL or OMP_TASK stmt.
14684 (lower_omp): Save and restore input_location around the lower_omp_1
14687 2008-06-27 Richard Guenther <rguenther@suse.de>
14689 PR tree-optimization/36400
14690 PR tree-optimization/36373
14691 PR tree-optimization/36344
14692 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14693 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14694 (update_alias_info): Remove call clobbering code.
14695 (make_constraint_to): New helper function.
14696 (make_escape_constraint): Likewise.
14697 (handle_rhs_call): Use it on all pointer containing arguments.
14698 Also mark the static chain escaped.
14699 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14700 instead of ANYTHING.
14701 (make_constraint_from): New helper split out from ...
14702 (make_constraint_from_anything): ... here.
14703 (find_func_aliases): Add constraints for escape sites.
14704 (intra_create_variable_infos): Make constraints from NONLOCAL
14706 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14708 (clobber_what_p_points_to): Remove.
14709 (clobber_what_escaped): New function.
14710 (init_base_vars): Init NONLOCAL and ESCAPED.
14711 (do_sd_constraint): Do not propagate the solution from ESCAPED
14712 but use ESCAPED as a placeholder.
14713 (solve_graph): Likewise.
14714 * tree-flow.h (clobber_what_p_points_to): Remove.
14715 (clobber_what_escaped): Declare.
14716 * tree-ssa-alias.c (set_initial_properties): Call it.
14717 Remove code clobbering escaped pointers.
14719 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14721 * function.c (allocate_struct_function): Only allocate a unique
14722 funcdef_no if the decl is nonzero.
14724 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14726 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14727 * config/mips/mips.c (mips_split_const_insns): New function.
14728 * config/mips/mips.md (move_type): New attribute.
14729 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14730 (dword_mode): New attribute.
14731 (type): Avoid long line. Map "move_type"s to "type"s,
14732 choosing "multi" for doubleword moves if appropriate.
14733 Swap MTC/MFC comments to match their declaration order.
14734 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14735 "type" is "branch" or "jal" is "direct".
14736 (length): Handle "extended_mips16" first. Make the default
14737 "0" for "ghost" instructions. Set the length from "move_type".
14738 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14739 of "type", with "sll0" for the register alternative. Remove the
14740 "extended_mips16" attribute.
14741 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14742 of "type", with "shift_shift" for the register alternative.
14743 Remove the "length" attribute.
14744 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14745 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14746 of "type", with "andi" for the register alternative.
14747 (*zero_extendqihi2): Likewise.
14748 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14749 of "andi" instead of a "type" of "arith".
14750 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14752 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14753 (mov_<store>r, *mov<mode>_ra): Likewise.
14754 (extendsidi2): Use "move_type" instead of "type", with "move"
14755 for the register alternative.
14756 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14757 of "type", with "signext" for the register alternative.
14758 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14759 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14760 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14761 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14762 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14763 (unnamed branch insn): Likewise.
14764 (*movdi_gp32_fp64): Fold into...
14765 (*movdi_32bit): ...here.
14766 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14767 (*movdf_hardfloat): ...this new pattern.
14768 (*movdf_softfloat): Remove redundant FPR alternatives.
14769 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14770 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14771 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14772 the "move" attribute.
14773 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14774 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14775 and "store" for COP loads and stores.
14776 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14777 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14778 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14779 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14780 (*movtf_mips16, *movv2sf): Likewise.
14781 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14782 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14783 (mfhc1<mode>): Use "move_type" instead of "move".
14784 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14785 (loadgp_blockage): Remove the "length" attribute.
14786 (blockage, set_got_version, update_got_version): Likewise.
14787 (call_internal): Remove the "extended_mips16" attribute.
14788 (call_value_internal, call_value_multiple_internal): Likewise.
14789 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14791 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14792 the "length" attribute.
14794 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14796 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14797 -Wcast-qual warnings.
14798 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14799 handle_pragma_pop_macro): Likewise.
14800 * collect2.c (resolve_lib_name): Likewise.
14801 * config/arc/arc.c (arc_init): Likewise.
14802 * config/arm/arm.c (neon_builtin_compare,
14803 locate_neon_builtin_icode): Likewise.
14804 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14805 * config/bfin/bfin.c (bfin_init_machine_status,
14806 bfin_optimize_loop): Likewise.
14807 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14808 * config/cris/cris.c (cris_init_expanders): Likewise.
14809 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14810 * config/darwin.c (machopic_indirection_eq,
14811 machopic_indirection_name, machopic_output_indirection): Likewise.
14812 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14813 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14814 frv_optimize_membar): Likewise.
14815 * config/i386/cygwin.h (mingw_scan,
14816 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14817 * config/i386/cygwin1.c (mingw_scan): Likewise.
14818 * config/i386/i386.c (machopic_output_stub): Likewise.
14819 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14820 i386_pe_unique_section): Likewise.
14821 * config/ia64/ia64.c (ia64_init_machine_status,
14822 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14824 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14825 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14826 * config/m68k/m68k.c (m68k_handle_option,
14827 m68k_sched_md_init_global): Likewise.
14828 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14829 mcore_unique_section): Likewise.
14830 * config/mips/mips.c (mips_block_move_straight,
14831 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14833 * config/mmix/mmix.c (mmix_init_machine_status,
14834 mmix_encode_section_info): Likewise.
14835 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14836 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14837 print_operand_address, output_toc, redefine_groups,
14838 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14839 * config/s390/s390.c (s390_init_machine_status): Likewise.
14840 * config/score/score.c (score_block_move_straight,
14841 score_block_move_loop_body): Likewise.
14842 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14843 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14844 * emit-rtl.c (find_auto_inc): Likewise.
14845 * gcc.c (translate_options, process_command): Likewise.
14846 * reorg.c (dbr_schedule): Likewise.
14847 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14848 * xcoffout.c (xcoffout_declare_function): Likewise.
14850 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14852 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14853 ipa-pta working again.
14855 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14857 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14860 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14862 * config.gcc (powerpc*-*-*): Add new core e500mc.
14863 * config/rs6000/e500mc.md: New file.
14864 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14866 (rs6000_override_options): Add e500mc case to
14867 processor_target_table. Altivec and Spe options not allowed
14868 with e500mc. Add isel instruction to e500mc by
14869 default. Initialize rs6000_cost for e500mc.
14870 (rs6000_issue_rate): Set issue rate for e500mc.
14871 * config/rs6000/rs6000.h (processor_type): Add
14872 PROCESSOR_PPCE500MC.
14873 (ASM_CPU_SPEC): Add e500mc.
14874 Set TARGET_ISEL to rs6000_isel.
14875 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14876 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14877 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14879 * doc/invoke.texi: Add e500mc to list of cpus.
14881 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14884 * c-lex.c (lex_charconst): Initialize unsignedp.
14886 2008-06-27 Olivier Hainque <hainque@adacore.com>
14888 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14889 documented assumptions.
14891 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14893 * dwarf2out.c: Remove trailing white spaces. Break long line
14896 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14898 * libfuncs.h (LTI_synchronize): New libfunc_index.
14899 (synchronize_libfunc): Declare.
14900 * builtins.c (expand_builtin_synchronize): Consider using
14901 synchronize_libfunc before falling back on an asm blockage.
14902 * config/mips/mips.c: Include libfuncs.h
14903 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14905 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14907 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14908 parameter. Copy stack_reg to r11 where appropriate.
14909 (no_global_regs_above): Add gpr parameter.
14910 (rs6000_stack_info): Only add padding for SPE save area if we
14911 are saving SPE GPRs and CR.
14912 (saveres_routine_syms): New variable.
14913 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14915 (rs6000_savres_routine_sym): New function.
14916 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14918 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14919 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14920 Tweak FPR out-of-line saving.
14921 (rs6000_make_savres_rtx): New function.
14922 (rs6000_use_multiple_p): New function.
14923 (rs6000_savres_strategy): New function.
14924 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14925 out-of-line if appropriate.
14926 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14927 if we are optimizing for size.
14928 (GP_SAVE_INLINE): Define.
14929 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14930 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14931 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14932 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14933 (*save_fpregs_<mode>): Add use of r11.
14934 (*restore_gpregs_<mode>): New insn.
14935 (*return_and_restore_gpregs_<mode>): New insn.
14936 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14938 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14939 (*restore_gpregs_spe): New insn.
14940 (*return_and_restore_gpregs_spe): New insn.
14941 * config/rs6000/predicates.md (save_world_operation): Fix check.
14943 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14945 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14946 this point, so assert that.
14948 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14950 * cfganal.c: Include vec.h and vecprim.h.
14951 (compute_idf): Import from...
14952 * tree-into-ssa (compute_idf): ...here.
14953 * basic-block.h (compute_idf): Export.
14955 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14957 * c-decl.c (merge_decls): Use !current_function_decl to check for
14958 extern declaration of C99 inline function being at file scope.
14960 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14962 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14964 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14966 * alias.c (record_alias_subset, init_alias_analysis): Fix
14967 -Wc++-compat and/or -Wcast-qual warnings.
14968 * attribs.c (lookup_attribute_spec): Likewise.
14969 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14970 copy_bb, connect_traces,
14971 find_rarely_executed_basic_blocks_and_cr): Likewise.
14972 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14973 note_btr_set, migrate_btr_defs): Likewise.
14974 * builtins.c (result_vector, expand_builtin_memcpy,
14975 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14976 builtin_memset_read_str, expand_builtin_printf,
14977 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14979 * caller-save.c (mark_set_regs): Likewise.
14980 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14981 * cgraph.c (cgraph_edge): Likewise.
14982 * combine.c (likely_spilled_retval_1): Likewise.
14983 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14984 htab_counts_entry_del, get_coverage_counts): Likewise.
14985 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14986 new_cselib_val): Likewise.
14987 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14988 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14990 * df-core.c (df_compact_blocks): Likewise.
14991 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14992 * df-scan.c (df_grow_reg_info, df_ref_create,
14993 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14994 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14995 df_record_entry_block_defs, df_record_exit_block_uses,
14996 df_bb_verify): Likewise.
14997 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14998 DF_REF_EXTRACT_MODE_CONST): New.
14999 * dominance.c (get_immediate_dominator, get_dominated_by,
15000 nearest_common_dominator, root_of_dom_tree,
15001 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15002 -Wc++-compat and/or -Wcast-qual warnings.
15003 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15004 record_store, replace_read, check_mem_read_rtx, scan_insn,
15005 dse_step1, dse_record_singleton_alias_set): Likewise.
15006 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15008 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15010 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15011 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15012 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15013 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15014 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15015 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15016 file_name_acquire, output_file_names, add_const_value_attribute,
15017 premark_used_types_helper, file_table_eq, file_table_hash,
15018 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15019 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15020 -Wcast-qual warnings.
15021 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15022 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15023 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15024 gen_reg_rtx, start_sequence, init_emit): Likewise.
15025 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15026 * except.c (init_eh_for_function, gen_eh_region,
15027 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15028 arh_to_landing_pad, arh_to_label, add_action_record,
15029 add_call_site, switch_to_exception_section): Likewise.
15030 * expmed.c (synth_mult): Likewise.
15031 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15032 store_expr): Likewise.
15033 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15035 * function.c (assign_stack_temp_for_type,
15036 allocate_struct_function, match_asm_constraints_1): Likewise.
15037 * gcov-io.c (gcov_allocate): Likewise.
15038 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15039 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15040 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15041 record_one_set, insert_expr_in_table, insert_set_in_table,
15042 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15043 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15044 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15045 -Wcast-qual warnings.
15047 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15049 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15050 -Wcast-qual warnings.
15051 * gcc.c (process_command): Likewise.
15052 * genattrtab.c (oballoc): Use XOBNEW.
15053 (oballocvec): Define.
15054 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15055 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15056 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15057 -Wc++-compat and/or -Wcast-qual warnings.
15058 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15059 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15060 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15061 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15062 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15063 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15064 add_excls, process_presence_absence_names,
15065 process_presence_absence_patterns, add_presence_absence,
15066 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15067 get_free_state, add_arc, get_free_automata_list_el,
15068 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15069 transform_3, cache_presence, create_ainsns, create_automata,
15070 create_state_ainsn_table, dfa_insn_code_enlarge,
15071 output_trans_func, output_min_issue_delay_func,
15072 output_dead_lock_func, output_reset_func,
15073 output_get_cpu_unit_code_func, output_dfa_start_func,
15074 expand_automata): Likewise.
15075 * genextract.c (gen_insn): Likewise.
15076 * gengtype-lex.l: Likewise.
15077 * gengtype.c (read_input_list, adjust_field_type,
15078 process_gc_options): Likewise.
15079 * genoutput.c (note_constraint): Likewise.
15080 * genpreds.c (mangle, add_constraint): Likewise.
15081 * genrecog.c (process_define_predicate, new_decision,
15082 add_to_sequence): Likewise.
15083 * gensupport.c (record_insn_name): Likewise.
15085 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15087 * config/i386/driver-i386.c (detect_caches_amd,
15088 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15089 and/or -Wcast-qual warnings.
15090 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15091 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15092 gt_pch_save): Likewise.
15093 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15094 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15095 * global.c (compute_regsets): Likewise.
15096 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15097 finish_graph_dump_file): Likewise.
15098 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15099 unlink_bb_notes): Likewise.
15100 * integrate.c (get_hard_reg_initial_val): Likewise.
15101 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15102 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15103 * local-alloc.c (update_equiv_regs): Likewise.
15104 * loop-invariant.c (check_invariant_table_size,
15105 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15107 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15108 altered_reg_used, mark_altered): Likewise.
15109 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15110 insert_var_expansion_initialization,
15111 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15112 release_var_copies): Likewise.
15113 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15114 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15115 analyze_accesses_for_phi_node, check_var_notmodified_p,
15116 check_allocation_function, find_sites_in_func,
15117 record_all_accesses_in_func, transform_access_sites,
15118 transform_allocation_sites): Likewise.
15119 * omp-low.c (new_omp_region, create_omp_child_function_name,
15120 check_omp_nesting_restrictions, check_combined_parallel,
15121 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15122 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15123 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15124 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15126 * opts-common.c (prune_options): Likewise.
15127 * opts.c (add_input_filename, print_filtered_help,
15128 get_option_state): Likewise.
15129 * params.c (add_params): Likewise.
15130 * passes.c (set_pass_for_id, next_pass_1,
15131 do_per_function_toporder, pass_fini_dump_file): Likewise.
15132 * postreload.c (reload_cse_simplify_operands): Likewise.
15133 * predict.c (tree_predicted_by_p, tree_predict_edge,
15134 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15136 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15138 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15140 * recog.c (check_asm_operands, validate_change_1): Likewise.
15141 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15142 subst_asm_stack_regs): Likewise.
15143 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15144 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15145 * regmove.c (reg_is_remote_constant_p): Likewise.
15146 * regrename.c (regrename_optimize, scan_rtx_reg,
15147 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15149 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15150 regstat_compute_calls_crossed): Likewise.
15151 * reload1.c (init_reload, new_insn_chain,
15152 has_nonexceptional_receiver, reload, copy_reloads,
15153 calculate_needs_all_insns, init_elim_table): Likewise.
15154 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15155 * rtl.c (shallow_copy_rtx_stat): Likewise.
15156 * rtlanal.c (parms_set): Likewise.
15157 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15158 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15159 * sched-ebb.c (earliest_block_with_similiar_load,
15160 add_deps_for_risky_insns): Likewise.
15161 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15162 schedule_region): Likewise.
15163 * see.c (eq_descriptor_pre_extension,
15164 hash_descriptor_pre_extension, hash_del_pre_extension,
15165 eq_descriptor_properties, hash_descriptor_properties,
15166 hash_del_properties, see_seek_pre_extension_expr,
15167 see_initialize_data_structures, see_print_register_properties,
15168 see_print_pre_extension_expr, see_delete_merged_def_extension,
15169 see_delete_unmerged_def_extension, see_emit_use_extension,
15170 see_pre_delete_extension, see_map_extension, see_commit_changes,
15171 see_analyze_merged_def_local_prop,
15172 see_analyze_merged_def_local_prop,
15173 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15174 see_set_prop_merged_def, see_set_prop_unmerged_def,
15175 see_set_prop_unmerged_use, see_print_one_extension,
15176 see_merge_one_use_extension, see_merge_one_def_extension,
15177 see_store_reference_and_extension, see_update_uses_relevancy,
15178 see_update_defs_relevancy): Likewise.
15179 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15180 hash_statistics_free, curr_statistics_hash): Likewise.
15181 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15182 expand_asm_operands, expand_return, case_bit_test_cmp,
15183 expand_case): Likewise.
15184 * stor-layout.c (start_record_layout): Likewise.
15185 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15186 gt_pch_save_stringpool): Likewise.
15187 * tree-data-ref.c (hash_stmt_vertex_info,
15188 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15189 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15191 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15194 * config/i386/i386.md : Change constraints of HImode and QImode
15195 immediate operands from "i" to "n". Change SImode "ni" constraint to
15196 "i" and SImode "rmi" constraint to "g". Remove all constraints
15197 from const0_operand and const1_operand predicated operands.
15198 (i): Change QImode and HImode attribute from "i" to "n".
15199 (*subqi_2): Change HImode operands to QImode.
15202 2008-06-25 Olivier Hainque <hainque@adacore.com>
15204 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15207 2008-06-25 Richard Guenther <rguenther@suse.de>
15209 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15210 not overflow the result type.
15212 2008-06-25 Richard Guenther <rguenther@suse.de>
15214 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15215 (vn_lookup): Likewise.
15217 2008-06-25 Richard Guenther <rguenther@suse.de>
15219 PR tree-optimization/35518
15220 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15221 * tree-sra.c (instantiate_element): Use fold_build3 to build
15223 (try_instantiate_multiple_fields): Likewise.
15225 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15227 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15230 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15232 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15233 use_backchain_to_restore_sp to true
15234 if the offset of the link register save area would go over the 32k - 1
15235 offset limit of the load
15238 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15240 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15241 anchor for the type-punning blurb. Cross-reference "Structures
15242 unions enumerations and bit-fields implementation". Provide a
15243 cast-through-pointer example. Make final sentence self-contained.
15244 * doc/implement-c.texi (Structures unions enumerations and
15245 bit-fields implementation): Cross-reference the type-punning blurb
15246 in the -fstrict-aliasing documentation.
15248 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15250 PR middle-end/36594
15251 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15252 the memory instead of the memory itself for the save area.
15254 2008-06-24 Olivier Hainque <hainque@adacore.com>
15255 Nicolas Roche <roche@adacore.com>
15257 * gengtype.c (srcdir_len): size_t instead of int.
15258 (get_file_realbasename): New function. For F a filename, the real
15259 basename of F, with all the path components stripped.
15260 (get_file_srcdir_relative_path): New function. For F a filename, the
15261 relative path to F from $(srcdir).
15262 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15263 get_file_realbasename. Adjust the head comment.
15264 (get_prefix_langdir_index): New function. For F a filename, return the
15265 lang_dir_names[] relative index of the language directory that is
15267 (get_file_langdir): For F a filename, return the name of the language
15268 directory where F is located.
15269 (get_file_gtfilename): New function. The gt- output file name for an
15271 (get_output_file_with_visibility): Replace in-line computations with
15272 uses of get_file_gtfilename and get_prefix_langdir_index.
15273 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15275 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15277 PR tree-optimization/36504
15278 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15279 references without base address.
15281 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15283 PR middle-end/36584
15284 * calls.c (expand_call): Increase alignment for recursive functions.
15286 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15288 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15289 (TARGET_FUNCTION_VALUE): New define.
15290 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15291 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15293 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15295 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15296 (fmod<mode>3): Ditto.
15297 (remainderxf3): Ditto.
15298 (remainder<mode>3): Ditto.
15300 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15303 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15304 REG is a hard register.
15306 PR tree-optimization/36508
15307 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15308 499, don't check it at all in release compilers.
15310 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15312 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15313 together with SSE_TARGET_MATH to disable insn pattern.
15314 (*fop_<MODEF:mode>_2_i387): Ditto.
15315 (*fop_<MODEF:mode>_3_i387): Ditto.
15317 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15319 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15321 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15323 PR middle-end/34906
15324 * gimplify.c (gimplify_asm_expr): Check the return code of
15325 parse_output_constraint call, set function return and is_inout
15326 value if it failed.
15328 2008-06-22 Ian Lance Taylor <iant@google.com>
15330 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15331 (narrowest_signed_type): Likewise.
15332 * c-typeck.c (c_common_type): Change local variable mclass to enum
15334 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15335 tcc_comparison, not the tree code itself.
15336 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15337 (c_expand_expr): Cast modifier to enum expand_modifier.
15338 * c-common.h (C_RID_CODE): Add casts.
15339 (C_SET_RID_CODE): Define.
15340 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15341 (c_lex_one_token): Add cast to avoid warning.
15342 (c_parser_objc_type_name): Rename local typename to type_name.
15343 (check_no_duplicate_clause): Change code parameter to enum
15345 (c_parser_omp_var_list_parens): Change kind parameter to enum
15347 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15348 c_parser_omp_list_var_parens.
15349 (c_parser_omp_threadprivate): Likewise.
15350 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15351 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15352 * c-format.c (NO_FMT): Define.
15353 (printf_length_specs): Use NO_FMT.
15354 (asm_fprintf_length_specs): Likewise.
15355 (gcc_diag_length_specs): Likewise.
15356 (scanf_length_specs): Likewise.
15357 (strfmon_length_specs): Likewise.
15358 (gcc_gfc_length_specs): Likewise.
15359 (printf_flag_specs): Change 0 to STD_C89.
15360 (asm_fprintf_flag_specs): Likewise.
15361 (gcc_diag_flag_specs): Likewise.
15362 (gcc_cxxdiag_flag_specs): Likewise.
15363 (scanf_flag_specs): Likewise.
15364 (strftime_flag_specs): Likewise.
15365 (strfmon_flag_specs): Likewise.
15366 (print_char_table): Likewise.
15367 (asm_fprintf_char_table): Likewise.
15368 (gcc_diag_char_table): Likewise.
15369 (gcc_tdiag_char_table): Likewise.
15370 (gcc_cdiag_char_table): Likewise.
15371 (gcc_cxxdiag_char_table): Likewise.
15372 (gcc_gfc_char_table): Likewise.
15373 (scan_char_table): Likewise.
15374 (time_char_table): Likewis.
15375 (monetary_char_table): Likewise.
15376 * c-format.h (BADLEN): Likewise.
15378 2008-06-21 Ian Lance Taylor <iant@google.com>
15380 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15381 Define END_OF_BASE_TREE_CODES around inclusion.
15382 * tree.c (tree_code_type): New global array.
15383 (tree_code_length, tree_code_name): Likewise.
15384 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15385 $(lang_tree_files).
15386 (all-tree.def, s-alltree): New targets.
15387 (gencheck.h, s-gencheck): Remove.
15388 (tree.o): Depend upon all-tree.def.
15389 (build/gencheck.o): Remove gencheck.h dependency.
15390 (mostlyclean): Don't remove gencheck.h.
15391 * c-common.h (enum c_tree_code): Remove.
15392 * c-lang.c (tree_code_type): Remove.
15393 (tree_code_length, tree_code_name): Remove.
15394 * gencheck.c (tree_codes): Include all-tree.def, rather than
15395 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15397 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15399 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15400 (operator_name_info): Size to MAX_TREE_CODES.
15401 (assignment_operator_name_info): Likewise.
15402 * cp/cp-lang.c (tree_code_type): Remove.
15403 (tree_code_length, tree_code_name): Remove.
15404 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15405 (assignment_operator_name_info): Likewise.
15406 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15408 * cp/mangle.c (write_expression): Likewise.
15409 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15410 * fortran/f95-lang.c (tree_code_type): Remove.
15411 (tree_code_length, tree_code_name): Remove.
15412 * java/java-tree.h (enum java_tree_code): Remove.
15413 * java/lang.c (tree_code_type): Remove.
15414 (tree_code_length, tree_code_name): Remove.
15415 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15416 * objc/objc-act.h (enum objc_tree_code): Remove.
15417 * objc/objc-lang.c (tree_code_type): Remove.
15418 (tree_code_length, tree_code_name): Remove.
15419 * objcp/objcp-lang.c (tree_code_type): Remove.
15420 (tree_code_length, tree_code_name): Remove.
15421 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15422 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15423 * ada/misc.c (tree_code_type): Remove.
15424 (tree_code_length, tree_code_name): Remove.
15426 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15428 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15429 the grand_bitmap_obstack.
15431 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15433 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15434 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15435 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15436 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15437 move_stmt_r, new_label_mapper): Likewise.
15438 * tree-complex.c (cvc_lookup): Likewise.
15439 * tree-dfa.c (create_function_ann): Likewise.
15440 * tree-dump.c (dump_register): Likewise.
15441 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15442 find_phi_replacement_condition): Likewise.
15443 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15444 tree_function_versioning): Likewise.
15445 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15446 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15447 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15448 get_nonlocal_debug_decl, convert_nonlocal_reference,
15449 convert_nonlocal_omp_clauses, get_local_debug_decl,
15450 convert_local_reference, convert_local_omp_clauses,
15451 convert_nl_goto_reference, convert_nl_goto_receiver,
15452 convert_tramp_reference, convert_call_expr): Likewise.
15453 * tree-outof-ssa.c (contains_tree_r): Likewise.
15454 * tree-parloops.c (reduction_phi, initialize_reductions,
15455 eliminate_local_variables_1, add_field_for_reduction,
15456 add_field_for_name, create_phi_for_local_result,
15457 create_call_for_reduction_1, create_loads_for_reductions,
15458 create_stores_for_reduction, create_loads_and_stores_for_name):
15460 * tree-phinodes.c (allocate_phi_node): Likewise.
15461 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15462 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15463 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15464 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15465 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15466 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15467 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15468 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15469 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15470 vn_nary_op_insert): Likewise.
15471 * tree-ssa.c (redirect_edge_var_map_add,
15472 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15473 * tree-vectorizer.c (vectorize_loops): Likewise.
15474 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15475 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15476 tree_cons_stat, build1_stat, build_variant_type_copy,
15477 decl_init_priority_lookup, decl_fini_priority_lookup,
15478 decl_priority_info, decl_restrict_base_lookup,
15479 decl_restrict_base_insert, decl_debug_expr_lookup,
15480 decl_debug_expr_insert, decl_value_expr_lookup,
15481 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15482 type_hash_add, get_file_function_name, tree_check_failed,
15483 tree_not_check_failed, tree_range_check_failed,
15484 omp_clause_range_check_failed, build_omp_clause,
15485 build_vl_exp_stat): Likewise.
15486 * value-prof.c (gimple_histogram_value,
15487 gimple_duplicate_stmt_histograms): Likewise.
15488 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15489 unshare_variable, variable_union_info_cmp_pos, variable_union,
15490 dataflow_set_different_1, dataflow_set_different_2,
15491 vt_find_locations, variable_was_changed, set_variable_part,
15492 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15493 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15494 section_entry_hash, object_block_entry_eq,
15495 object_block_entry_hash, create_block_symbol,
15496 initialize_cold_section_name, default_function_rodata_section,
15497 strip_reg_name, set_user_assembler_name, const_desc_eq,
15498 build_constant_desc, output_constant_def, lookup_constant_def,
15499 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15500 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15501 default_internal_label): Likewise.
15502 * varray.c (varray_init, varray_grow): Likewise.
15503 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15505 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15507 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15508 operators for "test" insn. Macroize insn using SWI mode macro.
15509 (*jcc_fused_2): Ditto.
15510 (*jcc_fused_3): Macroize insn using SWI mode macro.
15511 (*jcc_fused_4): Ditto.
15513 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15515 * tree-ssa-pre.c: Fix typo in comment.
15516 (init_antic, fini_antic): Add explicit funtions for
15517 initializing and deinitializing ANTIC and AVAIL sets.
15518 (create_expression_by_pieces): Fix typo in comment.
15519 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15520 (execute_pre): Eventually dump details about ANTIC_IN.
15522 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15524 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15525 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15526 add_to_obstack, file_at_path, find_a_file, execute,
15527 add_preprocessor_option, add_assembler_option, add_linker_option,
15528 process_command, insert_wrapper, do_option_spec, do_self_spec,
15529 spec_path, do_spec_1, is_directory, main, used_arg,
15530 getenv_spec_function): Likewise.
15531 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15532 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15535 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15537 * doc/rtl.texi: Updated subreg section.
15539 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15542 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15543 node->needed and node->reachable.
15544 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15545 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15546 (expand_task_call): Don't call expand_task_copyfn.
15547 (expand_task_copyfn): Renamed to...
15548 (finalize_task_copyfn): ... this.
15550 2008-06-19 Jan Hubicka <jh@suse.cz>
15552 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15553 clobbering framepointer.
15555 2008-06-19 Jan Hubicka <jh@suse.cz>
15557 * tree-optimize.c (execute_early_local_optimizations): Set
15558 cgraph_state only at first invocation.
15560 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15562 * system.h (-Wc++-compat): Activate as a warning, no an error.
15564 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15566 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15567 instead of "#" in insn asm template.
15568 (*jcc_fused_2): Ditto.
15570 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15572 * config/i386/i386.h (ix86_tune_indices)
15573 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15574 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15575 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15576 (*jcc_fused_2): Ditto.
15577 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15578 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15579 (print operand): Handle 'E' and 'e' code.
15581 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15583 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15584 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15585 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15587 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15589 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15591 (cgraph_expand_function): Use local copy of decl.
15592 (cgraph_expand_all_functions): Remove redundant initialization of
15594 (cgraph_optimize): Reword internal_error message.
15596 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15598 * arm-protos.h (arm_return_in_memory): Remove public
15599 arm_return_in_memory() prototype.
15600 * arm.c (arm_return_in_memory): Add static prototype, add target
15601 hook macro, change definition and comments.
15602 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15604 2008-06-19 Ben Elliston <bje@au.ibm.com>
15606 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15607 real.c: Remove references to IEEE 754R.
15608 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15609 * doc/libgcc.texi (Decimal float library routines): Likewise.
15611 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15613 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15614 (default_unwind_word_mode): Add prototype.
15615 * targhooks.c (default_unwind_word_mode): New function.
15616 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15617 instead of word_mode.
15618 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15619 (TARGET_INITIALIZER): Use it.
15621 * c-common.c (handle_mode_attribute): Support "unwind_word"
15623 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15625 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15626 word_mode to access SjLj_Function_Context member "data".
15627 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15628 conversion from targetm.eh_return_filter_mode () to
15629 targetm.unwind_word_mode () if they differ.
15631 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15632 (BT_FN_UNWINDWORD_PTR): New function type.
15633 (BT_FN_WORD_PTR): Remove.
15634 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15635 * except.c (expand_builtin_extend_pointer): Convert pointer to
15636 targetm.unwind_word_mode () instead of word_mode.
15638 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15639 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15640 (spu_unwind_word_mode): New function.
15641 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15642 (TARGET_UNWIND_WORD_MODE): Define.
15643 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15645 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15647 * config/spu/spu.c (reg_align): Remove.
15648 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15649 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15650 (spu_split_store): Likewise.
15652 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15654 * gcc/tree-vn.c: Fix typo in comment.
15656 2008-06-18 Jan Hubicka <jh@suse.cz>
15658 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15659 toplevel reorder too.
15661 2008-06-18 Jan Hubicka <jh@suse.cz>
15663 * c-opts.c (c_common_post_options): PCH is not compatible with
15665 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15666 -fno-toplevel-reorder by default now.
15668 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15670 PR documentation/30739
15671 * doc/install.texi (Prerequisites): Document dependency on awk.
15673 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15674 Ian Lance Taylor <iant@google.com>
15676 PR rtl-optimization/35604
15677 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15678 only want to change jump destinations, not eventual label comparisons.
15680 2008-06-16 Jan Hubicka <jh@suse.cz>
15682 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15684 (cgraph_analyze_function): Likewise.
15686 2008-06-16 Jan Hubicka <jh@suse.cz>
15688 * cgraph.h (cgraph_mark_if_needed): New function.
15689 * cgraphunit.c (cgraph_mark_if_needed): New function.
15690 * c-decl.c (duplicate_decl): Use it.
15692 2008-06-16 Jan Hubicka <jh@suse.cz>
15694 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15697 2008-06-16 Jan Hubicka <jh@suse.cz>
15699 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15701 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15702 Kazu Hirata <kazu@codesourcery.com>
15703 Maxim Kuvyrkov <maxim@codesourcery.com
15705 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15706 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15707 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15708 EXTRA_SPEC_FUNCTIONS.
15709 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15710 (DRIVER_SELF_SPECS): Adjust.
15711 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15712 * config/mips/st.h, config/mips/t-st: New.
15713 * config/mips/driver-native.c, config/mips/x-native: New.
15714 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15717 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15719 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15721 (ISA_HAS_FP_CONDMOVE): New macro.
15722 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15723 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15724 (ISA_HAS_NMADD3_NMSUB3): New macro.
15725 * config/mips/mips.c (mips_rtx_costs): Update.
15726 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15727 compiling for ST Loongson 2E/2F.
15728 (madd<mode>): Rename to madd4<mode>. Update.
15729 (madd3<mode>): New pattern.
15730 (msub<mode>): Rename to msub4<mode>. Update.
15731 (msub3<mode>): New pattern.
15732 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15733 (nmadd3<mode>): New pattern.
15734 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15735 (nmadd3<mode>_fastmath): New pattern.
15736 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15737 (nmsub3<mode>): New pattern.
15738 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15739 (nmsub3<mode>_fastmath): New pattern.
15740 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15742 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15744 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15745 (DF_REF_INSN_INFO): New.
15746 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15747 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15748 with a NULL DF_REF_INSN_INFO.
15749 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15751 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15752 DF_INSN_INFO_EQ_USES): New.
15753 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15754 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15755 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15756 * df-core.c: Update comment for above changes.
15757 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15758 DF_INSN_UID_* macros.
15759 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15760 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15761 insn rtx. Update all callers.
15762 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15763 df_ref_create_structure, df_insn_refs_collect): Likewise.
15764 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15765 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15766 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15767 macros to access the insn refs.
15768 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15769 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15770 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15771 for accessing the refs.
15772 (try_fwprop_subst): Likewise.
15773 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15774 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15775 for accessing the refs.
15776 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15777 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15778 to look at the insn refs.
15779 (record_uses): Likewise.
15780 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15782 (mark_artificial_uses): Don't mark_insn for artificial refs.
15783 (mark_reg_rependencies): Likewise.
15785 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15787 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15789 * configure: Regenerate.
15791 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15793 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15794 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15795 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15797 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15799 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15800 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15801 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15803 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15805 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15806 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15807 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15809 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15811 * tree-ssa-sccvn.c: Fix format of comments.
15813 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15815 * cgraph.c: Remove unneeded forward declarations of eq_node()
15818 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15820 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15822 (see_update_relevancy): Likewise.
15823 * fwprop.c (try_fwprop_subst): Likewise.
15824 * rtlanal.c (noop_move_p): Likewise.
15825 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15826 notes to non-existing libcall blocks.
15827 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15829 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15830 (dead_libcall_p): Remove.
15831 (delete_trivially_dead_insns): Don't use it.
15832 * web.c (union_defs): Remove comment about keeping nops.
15833 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15834 (compute_hash_table_work): Don't track libcall notes.
15835 (do_local_cprop): Don't take libcall pointers. Don't update
15837 (adjust_libcall_notes): Deleted.
15838 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15839 ever have existed in the first place).
15840 (replace_store_insn): Don't try to remove libcall notes.
15841 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15842 (resolve_reg_notes): Don't call them.
15843 (resolve_simple_move): Likewise.
15844 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15845 Don't remove REG_RETVAL notes.
15846 * emit-rtl.c (try_split): Don't update libcall notes.
15847 (emit_copy_of_insn_after): Dito.
15848 * cselib.c (cselib_current_insn_in_libcall): Remove.
15849 (cselib_process_insn): Don't set/clear it.
15850 (new_elt_loc_list): Don't record it.
15851 (cselib_init): Don't initialize it.
15852 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15853 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15855 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15856 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15857 (init_deps): Don't initialize it.
15858 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15859 * combine.c (delete_noop_moves): Don't update libcall notes.
15860 (can_combine_p): Remove now pointless #if 0 block.
15861 (try_combine): Remove another obsolete #if 0 block.
15862 (distribute_notes): Don't distribute libcall notes.
15863 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15864 * dce.c (libcall_dead_p): Remove.
15865 (delete_unmarked_insns): Don't handle libcall blocks.
15866 (preserve_libcall_for_dce): Remove.
15867 (prescan_insns_for_dce): Don't special-case libcall block insns.
15868 * reload1 (reload): Don't handle libcall notes.
15869 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15872 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15874 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15875 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15876 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15878 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15880 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15881 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15882 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15884 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15886 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15888 2008-06-16 Ira Rosen <irar@il.ibm.com>
15890 PR tree-optimization/36493
15891 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15892 the arguments list. Use VECTYPE to create vector pointer.
15893 (vectorizable_store): Fail if accesses through a pointer to vectype
15894 do not alias the original memory reference operands.
15895 Call vect_create_data_ref_ptr without the removed argument.
15896 (vectorizable_load): Likewise.
15897 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15900 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15903 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15904 reg_equiv_constant.
15906 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15908 * config/mips/loongson2ef.md: New file.
15909 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15910 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15911 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15912 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15913 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15915 (loongson2ef.md): New include.
15916 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15917 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15918 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15919 (loongson_gt_<mode>, loongson_extract_halfword)
15920 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15921 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15922 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15923 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15924 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15925 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15926 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15927 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15928 (vec_interleave_low<mode>): Define type attribute.
15929 * config/mips/mips.c (mips_ls2): New static variable.
15930 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15931 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15932 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15933 Implement target scheduling hooks.
15934 (mips_multipass_dfa_lookahead): Update to handle tuning for
15936 (mips_sched_init): Initialize data for Loongson scheduling.
15937 (mips_ls2_variable_issue): New static function.
15938 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15940 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15941 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15942 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15943 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15944 Handle ST Loongson 2E/2F cores.
15945 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15947 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15949 * omp-low.c (extract_omp_for_data): Fix comment typo.
15952 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15954 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15955 FIXME note about gcc/config.guess.
15956 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15957 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15958 * doc/cppopts.texi: Likewise.
15959 * doc/extend.texi: Likewise.
15960 * doc/gcc.texi: Likewise.
15961 * doc/gccint.texi: Likewise.
15962 * doc/gcov.texi: Likewise.
15963 * doc/gty.texi: Likewise.
15964 * doc/hostconfig.texi: Likewise.
15965 * doc/install.texi: Likewise.
15966 * doc/invoke.texi: Likewise.
15967 * doc/loop.texi: Likewise.
15968 * doc/makefile.texi: Likewise.
15969 * doc/md.texi: Likewise.
15970 * doc/passes.texi: Likewise.
15971 * doc/tm.texi: Likewise.
15972 * doc/tree-ssa.texi: Likewise.
15973 * doc/trouble.texi: Likewise.
15975 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15976 Nathan Sidwell <nathan@codesourcery.com>
15977 Maxim Kuvyrkov <maxim@codesourcery.com>
15978 Richard Sandiford <rdsandiford@googlemail.com>
15980 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15981 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15982 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15984 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15985 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15986 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15988 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15989 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15990 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15991 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15992 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15993 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15994 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15995 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15996 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15997 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15998 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15999 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16000 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16001 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16002 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16003 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16004 (mips_builtins): Add Loongson builtins.
16005 (mips_loongson_2ef_bdesc): New.
16006 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16007 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16008 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16009 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16011 (mips_expand_vector_init): New.
16012 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16013 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16015 * config/mips/mips.md: Add unspec numbers for Loongson
16016 builtins. Include loongson.md.
16017 (MOVE64): Include Loongson vector modes.
16018 (SPLITF): Include Loongson vector modes.
16019 (HALFMODE): Handle Loongson vector modes.
16020 * config/mips/loongson.md: New.
16021 * config/mips/loongson.h: New.
16022 * config.gcc: Add loongson.h header for mips*-*-* targets.
16023 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16025 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16027 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16028 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16029 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16030 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16031 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16032 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16033 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16034 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16035 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16036 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16037 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16038 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16039 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16040 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16041 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16042 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16043 Remove use_fixproto=yes.
16044 (ia64*-*-hpux*): Remove comment about using fixproto.
16045 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16047 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16049 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16051 * configure: Regenerate.
16053 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16055 PR middle-end/36520
16056 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16057 before evaluating it.
16059 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16062 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16063 nested inline functions.
16064 (start_decl, start_function): Don't invert DECL_EXTERNAL
16065 for nested inline functions.
16067 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16069 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16070 splits that must be made for correctness.
16072 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16074 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16075 (AVAIL_NON_MIPS16): Likewise.
16076 (mips_builtin_description): Replace target_flags with a predicate.
16077 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16078 (dspr2_32): New availability predicates.
16079 (MIPS_BUILTIN): New macro.
16080 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16081 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16082 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16083 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16084 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16085 (mips_dsp_32only_bdesc): Merge into...
16086 (mips_builtins): ...this new array.
16087 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16088 (mips_init_builtins): Update after above changes.
16089 (mips_expand_builtin_1): Merge into...
16090 (mips_expand_builtin): ...here and update after above changes.
16092 2008-06-12 Paul Brook <paul@codesourcery.com>
16094 * longlong.h (__arm__): Define count_leading_zeros.
16095 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16096 (clzsi2, clzdi2): New functions.
16097 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16098 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16099 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16100 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16101 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16102 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16103 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16104 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16105 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16106 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16108 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16110 * config/m68k/m68k.c (m68k_tune_flags): New.
16111 (override_options): Compute m68k_tune_flags.
16112 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16113 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16115 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16117 PR middle-end/36506
16118 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16120 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16122 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16123 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16125 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16127 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16128 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16130 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16132 PR middle-end/36506
16133 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16136 2008-06-12 Richard Guenther <rguenther@suse.de>
16138 PR tree-optimization/36345
16139 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16140 add memory_tag_needed flag.
16141 (may_alias_p): Declare.
16142 * tree-ssa-alias.c (may_alias_p): Export.
16143 (set_initial_properties): Use memory_tag_needed flag.
16144 (update_reference_counts): Likewise.
16145 (reset_alias_info): Reset memory_tag_needed flag.
16146 (create_name_tags): Check memory_tag_needed flag.
16147 (dump_points_to_info_for): Dump it.
16148 * tree-ssa-structalias.c (struct variable_info): Remove
16149 directly_dereferenced flag.
16150 (new_var_info): Do not initialize it.
16151 (process_constraint_1): Do not set it.
16152 (update_alias_info): Set is_dereferenced flag.
16153 (set_uids_in_ptset): Use may_alias_p.
16154 (set_used_smts): Check memory_tag_needed flag.
16155 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16156 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16157 memory_tag_needed flag.
16158 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16159 from broken design.
16161 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16163 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16164 red zone for w64 abi.
16165 (ix86_expand_prologue): Likewise.
16166 (ix86_force_to_memory): Likewise.
16167 (ix86_free_from_memory): Likewise.
16169 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16172 * config/rs6000/rs6000.c (rs6000_override_options): Set
16173 rs6000_isel conditionally to the absence of comand line override.
16174 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16175 Remove duplicate rs6000_isel setting.
16176 * config/rs6000/eabispe.h: Ditto.
16178 2008-06-11 Richard Guenther <rguenther@suse.de>
16180 * alias.c (get_alias_set): Use the element alias-set for arrays.
16181 (record_component_aliases): For arrays and vectors do nothing.
16182 * c-common.c (strict_aliasing_warning): Handle the cases
16183 of alias set zero explicitly.
16184 * Makefile.in (dfp.o-warn): Add -Wno-error.
16186 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16188 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16190 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16191 tune_32 tune_64 to supported_defaults. Allow values not
16192 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16193 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16194 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16195 with_cpu_64 to generic for 64-bit-supporting configurations, not
16196 with_cpu. Remove FIXMEs.
16197 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16198 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16199 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16200 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16201 arch_32 and arch_64.
16203 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16204 Olivier Hainque <hainque@adacore.com>
16206 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16207 Use DECL_SIZE_UNIT to retrieve the size of the field.
16209 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16211 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16212 with function calls after declarations. Lay out
16213 neon_float_type_node before further use.
16215 2008-06-11 Richard Guenther <rguenther@suse.de>
16217 * tree-flow.h (may_point_to_global_var): Declare.
16218 * tree-ssa-alias.c (may_point_to_global_var): New function.
16219 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16221 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16223 * configure.ac: Teach that fido supports .debug_line.
16224 * configure: Regenerate.
16226 2008-06-10 Tom Tromey <tromey@redhat.com>
16228 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16231 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16233 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16234 (encode_decimal64, decode_decimal64, encode_decimal128,
16235 decode_decimal128): Reverse order of 32-bit parts of value if host
16236 and target endianness differ.
16238 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16240 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16241 Avoid division by 0.
16242 (tree_mod_pow2_value_transform): Likewise.
16243 (tree_ic_transform): Likewise.
16244 (tree_stringops_transform): Likewise.
16245 (tree_mod_subtract_transform): Likewise.
16246 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16247 (copy_edges_for_bb): Likewise.
16248 (initialize_cfun): Likewise.
16250 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16252 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16253 nonmemory_operand. Add "N" operand constraint.
16255 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16256 (*jcc_btsi_mask): Ditto.
16257 (*jcc_btsi_mask_1): Ditto.
16259 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16261 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16262 TYPE_CANONICAL for copied element type.
16264 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16267 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16268 Add m_CORE2 and m_GENERIC.
16269 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16270 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16272 (*jcc_btdi_rex64): New instruction and split pattern.
16273 (*jcc_btsi): Ditto.
16274 (*jcc_btsi_1): Ditto.
16275 (*btsq): Fix Intel asm dialect operand order.
16279 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16281 PR middle-end/36447
16282 * simplify-rtx.c (simplify_subreg): Add check for shift count
16285 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16287 * doc/md.texi: Synchronize with later constraints.md change.
16288 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16289 with a C implementation.
16290 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16292 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16293 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16294 when moving to and from MD_REGNUM.
16295 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16296 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16297 Handle byte and halfword moves.
16298 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16300 * config/mips/constraints.md (h): Turn into NO_REGS.
16301 (l, x): Update documentation.
16302 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16303 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16304 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16305 (HILO): New mode iterator.
16307 (any_div): New code iterator.
16308 (u): Extend code attribute to div and udiv.
16309 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16310 d_operand in the splitters. Remove redundant CONST_INT checks.
16311 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16312 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16313 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16314 accordingly, using normal moves instead of unspecs to move LO into
16315 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16316 (<u>mulsidi3): Handle expansion in C code.
16317 (<u>mulsidi3_32bit_internal): Rename to...
16318 (<u>mulsidi3_32bit): ...this.
16319 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16320 (*<u>mulsidi3_64bit): Rename to...
16321 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16322 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16323 to set LO and HI to the multiplication result. Use a normal move
16324 for MFLO and an unspec for MFHI.
16325 (*<u>mulsidi3_64bit_parts): Replace with...
16326 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16327 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16328 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16329 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16330 instead of HI. Split the instruction into a separate multiplication
16331 and MFHI if !TARGET_FIX_R4000.
16332 (<su>muldi3_highpart): Likewise.
16333 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16334 and the "=h" clobber.
16335 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16336 (<u>mulditi3): New expander.
16337 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16338 (madsi): Remove "=h" clobber.
16339 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16340 Force the modulus result to be a GPR and split the instruction into
16341 a division followed by an MFHI after reload.
16342 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16343 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16344 the MIPS16 HIGH define_split.
16345 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16346 of acc<->gpr moves to "multi".
16347 (*movdi_64bit): Replace the single "x" alternative with
16348 alternatives for moving into and out of "a".
16349 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16350 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16351 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16352 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16353 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16354 (movti): New expander.
16355 (*movti, *movti_mips16): New insns.
16356 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16357 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16358 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16359 * config/mips/predicates.md (fpr_operand): Delete.
16360 (d_operand): New predicate.
16362 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16364 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16365 failure on some Bourne shells.
16366 (x86_64-*-*): Ditto.
16368 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16370 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16372 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16374 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16375 (sparc-sun-solaris2*): Likewise.
16377 2008-06-09 Arnaud Charlet <charlet@adacore.com
16379 * doc/install.texi: Update requirements to build the Ada compiler.
16381 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16383 * df-scan.c (struct df_scan_problem_data): Remove the
16384 mw_link_pool alloc pool.
16385 (df_scan_free_internal): Don't free it.
16386 (df_scan_alloc): Don't allocate it.
16387 * df.h (struct df_link): Update comment.
16389 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16391 * except.h: Correct checks for when SJLJ exceptions must be used.
16393 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16395 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16398 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16400 PR tree-optimization/36218
16401 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16402 configure for the build system.
16403 (BUILD_LDFLAGS): Define.
16404 * configure: Regenerate.
16405 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16407 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16410 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16411 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16412 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16414 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16416 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16418 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16420 * config.gcc (Obsolete configurations): Remove list of
16422 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16423 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16424 targets matched by those patterns.
16425 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16426 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16427 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16428 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16429 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16430 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16431 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16432 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16433 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16434 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16435 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16436 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16437 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16438 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16439 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16440 Make code for Solaris 7 and greater unconditional for Solaris.
16441 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16442 Remove --with-* handling.
16443 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16444 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16445 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16446 LINK_OS_WINDISS_SPEC): Remove.
16447 * config/rs6000/sysv4.opt (mwindiss): Remove.
16448 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16449 * configure: Regenerate.
16450 * doc/cpp.texi: Don't mention BeOS.
16451 * doc/extend.texi (interrupt): Don't mention MS1.
16452 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16453 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16454 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16455 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16456 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16458 * doc/invoke.texi (MT Options): Remove.
16459 (-mwindiss): Remove.
16460 (CRIS Options): Remove cris-axis-aout references.
16461 (HPPA Options): Don't mention hppa1.1-*-pro.
16462 * doc/md.texi: (MorphoTech family): Remove.
16463 * libgcc2.c: Don't handle UWIN.
16464 * config/alpha/t-unicosmk: Remove.
16465 * config/alpha/unicosmk.h: Remove.
16466 * config/arm/kaos-arm.h: Remove.
16467 * config/arm/kaos-strongarm.h: Remove.
16468 * config/arm/strongarm-coff.h: Remove.
16469 * config/arm/strongarm-elf.h: Remove.
16470 * config/arm/strongarm-pe.h: Remove.
16471 * config/arm/t-strongarm-pe: Remove.
16472 * config/arm/t-xscale-coff: Remove.
16473 * config/arm/t-xscale-elf: Remove.
16474 * config/arm/xscale-coff.h: Remove.
16475 * config/arm/xscale-elf.h: Remove.
16476 * config/chorus.h: Remove.
16477 * config/cris/aout.h: Remove.
16478 * config/cris/aout.opt: Remove.
16479 * config/cris/t-aout: Remove.
16480 * config/i386/beos-elf.h: Remove.
16481 * config/i386/kaos-i386.h: Remove.
16482 * config/i386/ptx4-i.h: Remove.
16483 * config/i386/sco5.h: Remove.
16484 * config/i386/sco5.opt: Remove.
16485 * config/i386/sysv4-cpp.h: Remove.
16486 * config/i386/sysv5.h: Remove.
16487 * config/i386/t-beos: Remove.
16488 * config/i386/t-sco5: Remove.
16489 * config/i386/t-uwin: Remove.
16490 * config/i386/uwin.asm: Remove.
16491 * config/i386/uwin.h: Remove.
16492 * config/kaos.h: Remove.
16493 * config/mips/windiss.h: Remove.
16494 * config/mt: Remove directory.
16495 * config/pa/pa-osf.h: Remove.
16496 * config/pa/pa-pro-end.h: Remove.
16497 * config/pa/t-pro: Remove.
16498 * config/ptx4.h: Remove.
16499 * config/rs6000/beos.h: Remove.
16500 * config/rs6000/kaos-ppc.h: Remove.
16501 * config/rs6000/t-beos: Remove.
16502 * config/rs6000/windiss.h: Remove.
16503 * config/sh/kaos-sh.h: Remove.
16504 * config/sol2-6.h: Remove.
16505 * config/sparc/sol26-sld.h: Remove.
16506 * config/sparc/sysv4-only.h: Remove.
16507 * config/vax/bsd.h: Remove.
16508 * config/vax/t-memfuncs: Remove.
16509 * config/vax/ultrix.h: Remove.
16510 * config/vax/vaxv.h: Remove.
16511 * config/windiss.h: Remove.
16513 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16515 PR rtl-optimization/36438
16516 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16517 for vector shifts with constant scalar shift operands.
16519 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16521 * doc/invoke.texi: Document -march=xlr.
16522 * config/mips/xlr.md: New file.
16523 * config/mips/mips.md: Include it.
16525 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16526 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16527 (mips_rtx_cost_data): Likewise.
16529 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16531 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16532 PRE_INC and PRE_DEC cases.
16534 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16536 PR rtl-optimization/36419
16537 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16538 the emitting jump insn.
16541 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16542 is not bool, boolify the whole *expr_p and convert to the desired type.
16544 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16546 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16547 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16548 Add omp_private_outer_ref hook, add another argument to
16549 omp_clause_default_ctor hook.
16550 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16551 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16552 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16553 hook_tree_tree_tree_tree_null.
16554 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16555 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16556 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16557 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16558 * tree.def (OMP_TASK): New tree code.
16559 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16560 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16561 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16562 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16563 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16564 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16565 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16566 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16567 (OMP_DIRECTIVE_P): Add OMP_TASK.
16568 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16569 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16570 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16571 and OMP_CLAUSE_UNTIED entries.
16572 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16574 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16575 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16576 * tree-pretty-print.c (dump_omp_clause): Handle
16577 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16578 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16579 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16580 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16581 warning about unsigned iterators. Change decl/init/cond/incr
16582 arguments to TREE_VECs, check arguments for all collapsed loops.
16583 (c_finish_omp_taskwait): New function.
16584 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16586 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16587 default_function_array_conversion on init. Add par_clauses argument.
16588 If decl is present in parallel's lastprivate clause, change it to
16589 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16590 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16591 collapse count in clauses.
16592 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16593 c_parser_omp_for_loop callers.
16594 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16595 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16596 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16597 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16599 (c_parser_omp_clause_schedule): Handle schedule(auto).
16600 Include correct location in the error message.
16601 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16602 and PRAGMA_OMP_CLAUSE_UNTIED.
16603 (OMP_TASK_CLAUSE_MASK): Define.
16604 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16605 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16606 * tree-nested.c (convert_nonlocal_omp_clauses,
16607 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16608 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16609 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16610 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16612 (conver_nonlocal_reference, convert_local_reference,
16613 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16614 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16615 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16616 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16617 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16618 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16619 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16620 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16621 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16623 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16624 * c-common.h (c_finish_omp_taskwait): New prototype.
16625 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16626 * tree-parloops.c (create_parallel_loop): Create 1 entry
16627 vectors for OMP_FOR_{INIT,COND,INCR}.
16628 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16629 (make_edges): Handle OMP_TASK.
16630 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16631 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16632 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16633 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16634 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16635 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16636 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16637 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16638 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16639 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16640 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16641 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16642 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16643 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16644 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16645 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16646 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16647 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16648 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16649 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16650 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16651 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16652 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16653 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16654 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16655 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16656 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16657 original iterator is present in lastprivate clause or if
16658 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16659 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16660 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16661 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16662 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16663 if it is set, lookup var in outer contexts too. Handle
16664 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16665 to be implicitly determined firstprivate for task regions.
16666 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16667 if it is set, lookup var in outer contexts too. Set
16668 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16669 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16670 OMP_CLAUSE_UNTIED. Take region_type as last argument
16671 instead of in_parallel and in_combined_parallel.
16672 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16674 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16675 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16676 (new_omp_context): Set default_kind to
16677 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16678 (omp_region_type): New enum.
16679 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16680 fields, add region_type.
16681 (new_omp_context): Take region_type as argument instead of is_parallel
16682 and is_combined_parallel.
16683 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16684 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16685 ctx->is_combined_parallel checks.
16686 (gimplify_omp_task): New function.
16687 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16689 * omp-low.c (extract_omp_for_data): Use schedule(static)
16690 for schedule(auto). Handle pointer and unsigned iterators.
16691 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16692 Add loops argument. Extract data for collapsed OMP_FOR loops.
16693 (expand_parallel_call): Assert sched_kind isn't auto,
16694 map runtime schedule to index 3.
16695 (struct omp_for_data_loop): New type.
16696 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16697 Add loop, loops, collapse and iter_type fields.
16698 (workshare_safe_to_combine_p): Disallow combined for if
16699 iter_type is unsigned long long. Don't combine collapse > 1 loops
16700 unless all bounds and steps are constant. Adjust extract_omp_for_data
16702 (expand_omp_for_generic): Handle pointer, unsigned and long long
16703 iterators. Handle collapsed OMP_FOR loops. Adjust
16704 for struct omp_for_data changes. If libgomp function doesn't return
16705 boolean_type_node, add comparison of the return value with 0.
16706 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16707 pointer, unsigned and long long iterators. Adjust for struct
16708 omp_for_data changes.
16709 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16710 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16711 unsigned long long. Allocate loops array, pass it to
16712 extract_omp_for_data. For collapse > 1 loops use always
16713 expand_omp_for_generic.
16714 (omp_context): Add sfield_map and srecord_type fields.
16715 (is_task_ctx, lookup_sfield): New functions.
16716 (use_pointer_for_field): Use is_task_ctx helper. Change first
16717 argument's type from const_tree to tree. Clarify comment.
16718 In OMP_TASK disallow copy-in/out sharing.
16719 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16720 (install_var_field): Add mask argument. Populate both record_type
16721 and srecord_type if needed.
16722 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16724 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16725 and DECL_FIELD_OFFSET.
16726 (scan_sharing_clauses): Adjust install_var_field callers. For
16727 firstprivate clauses on explicit tasks allocate the var by value in
16728 record_type unconditionally, rather than by reference.
16729 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16730 Use is_taskreg_ctx instead of is_parallel_ctx.
16731 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16732 (create_omp_child_function_name): Add task_copy argument, use
16733 *_omp_cpyfn* names if it is true.
16734 (create_omp_child_function): Add task_copy argument, if true create
16735 *_omp_cpyfn* helper function.
16736 (scan_omp_parallel): Adjust create_omp_child_function callers.
16737 Rename parallel_nesting_level to taskreg_nesting_level.
16738 (scan_omp_task): New function.
16739 (lower_rec_input_clauses): Don't run constructors for firstprivate
16740 explicit task vars which are initialized by *_omp_cpyfn*.
16741 Pass outer var ref to omp_clause_default_ctor hook if
16742 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16743 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16744 OMP_CLAUSE_REDUCTION_INIT.
16745 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16746 avoid duplicate setting of fields. Handle
16747 OMP_CLAUSE_PRIVATE_OUTER_REF.
16748 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16749 copy-out if TREE_READONLY, only copy-in.
16750 (expand_task_copyfn): New function.
16751 (expand_task_call): New function.
16752 (struct omp_taskcopy_context): New type.
16753 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16755 (lower_omp_parallel): Rename to...
16756 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16757 Call create_task_copyfn if srecord_type is needed. Adjust
16759 (task_shared_vars): New variable.
16760 (check_omp_nesting_restrictions): Warn if work-sharing,
16761 barrier, master or ordered region is closely nested inside OMP_TASK.
16762 Add warnings for barrier if closely nested inside of work-sharing,
16763 ordered, or master region.
16764 (scan_omp_1): Call check_omp_nesting_restrictions even for
16765 GOMP_barrier calls. Rename parallel_nesting_level to
16766 taskreg_nesting_level. Handle OMP_TASK.
16767 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16768 work-sharing construct, continue looking for them on parent parallel
16770 (lower_omp_for_lastprivate): Add lastprivate clauses
16771 to the beginning of dlist rather than end. Adjust for struct
16772 omp_for_data changes.
16773 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16774 not after it. Handle collapsed OMP_FOR loops, adjust for
16775 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16776 (get_ws_args_for): Adjust extract_omp_for_data caller.
16777 (scan_omp_for): Handle collapsed OMP_FOR
16778 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16779 (lower_omp_single_simple): If libgomp function doesn't return
16780 boolean_type_node, add comparison of the return value with 0.
16781 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16782 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16783 (parallel_nesting_level): Rename to...
16784 (taskreg_nesting_level): ... this.
16785 (is_taskreg_ctx): New function.
16786 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16787 of is_parallel_ctx.
16788 (execute_lower_omp): Rename parallel_nesting_level to
16789 taskreg_nesting_level.
16790 (expand_omp_parallel): Rename to...
16791 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16792 Call omp_task_call for OMP_TASK regions.
16793 (expand_omp): Adjust caller, handle OMP_TASK.
16794 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16796 * bitmap.c (bitmap_default_obstack_depth): New variable.
16797 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16798 if argument is NULL and bitmap_default_obstack is already initialized.
16799 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16801 * matrix-reorg.c (matrix_reorg): Likewise.
16803 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16805 * config/i386/i386.md (*indirect_jump): Macroize using P
16806 mode iterator. Remove !TARGET_64BIT from insn constraints.
16807 (*tablejump_1): Ditto.
16808 (*indirect_jump_rex64): Remove insn pattern.
16809 (*tablejump_1_rex64): Ditto.
16810 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16811 and eh_return_si insn patterns.
16813 2008-06-06 Richard Guenther <rguenther@suse.de>
16815 * tree-ssa-structalias.c (merge_smts_into): Remove.
16816 (find_what_p_points_to): Do not bother to compute the
16817 points-to set for pt_anything pointers.
16818 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16819 for pt_anything pointers is ok.
16821 2008-06-06 Jan Hubicka <jh@suse.cz>
16823 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16825 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16827 * cgraph.c: Fix typos in comments.
16828 (cgraph_availability_names): Fix string typo.
16829 * fold-const.c: Fix typos in comments.
16830 (fold_binary): Fix typo in warning.
16831 * genautomata.c: Fix typos in comments.
16832 (check_presence_pattern_sets): Fix typo in local variable.
16833 (output_description): Fix typo in output.
16834 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16835 * hwint.h: Likewise.
16836 * matrix-reorg.c (check_allocation_function): Likewise.
16837 * omega.c (smooth_weird_equations): Likewise.
16838 * auto-inc-dec.c: Fix typos in comments.
16839 * bb-reorder.c: Likewise.
16840 * builtins.c: Likewise.
16841 * c-common.c: Likewise.
16842 * c-cppbuiltin.c: Likewise.
16843 * c-parser.c: Likewise.
16844 * c-pretty-print.c: Likewise.
16845 * cfgcleanup.c: Likewise.
16846 * cfgexpand.c: Likewise.
16847 * cfghooks.c: Likewise.
16848 * cfglayout.c: Likewise.
16849 * cfgloopmanip.c: Likewise.
16850 * cgraphunit.c: Likewise.
16851 * coverage.c: Likewise.
16852 * dbxout.c: Likewise.
16853 * df-byte-scan.c: Likewise.
16854 * df-core.c: Likewise.
16855 * df-problems.c: Likewise.
16856 * df-scan.c: Likewise.
16858 * dominance.c: Likewise.
16859 * domwalk.c: Likewise.
16861 * dwarf2out.c: Likewise.
16862 * emit-rtl.c: Likewise.
16863 * et-forest.c: Likewise.
16864 * function.c: Likewise.
16865 * function.h: Likewise.
16867 * gcov-io.c: Likewise.
16868 * gcov.c: Likewise.
16869 * gcse.c: Likewise.
16870 * genattrtab.c: Likewise.
16871 * ggc-page.c: Likewise.
16872 * gimplify.c: Likewise.
16873 * gthr-lynx.h: Likewise.
16874 * haifa-sched.c: Likewise.
16875 * ipa-cp.c: Likewise.
16876 * ipa-inline.c: Likewise.
16877 * ipa-prop.h: Likewise.
16878 * ipa-pure-const.c: Likewise.
16879 * ipa-struct-reorg.c: Likewise.
16880 * ipa-struct-reorg.h: Likewise.
16881 * ipa-type-escape.c: Likewise.
16883 * loop-doloop.c: Likewise.
16884 * mips-tfile.c: Likewise.
16885 * mkmap-flat.awk: Likewise.
16886 * mkmap-symver.awk: Likewise.
16887 * modulo-sched.c: Likewise.
16888 * omp-low.c: Likewise.
16889 * optabs.c: Likewise.
16890 * optabs.h: Likewise.
16891 * opts.c: Likewise.
16892 * passes.c: Likewise.
16893 * postreload-gcse.c: Likewise.
16894 * postreload.c: Likewise.
16895 * predict.c: Likewise.
16896 * pretty-print.h: Likewise.
16897 * profile.c: Likewise.
16898 * protoize.c: Likewise.
16899 * ra-conflict.c: Likewise.
16900 * real.c: Likewise.
16901 * recog.c: Likewise.
16902 * regclass.c: Likewise.
16903 * regs.h: Likewise.
16904 * reload.c: Likewise.
16905 * rtl-error.c: Likewise.
16906 * rtlanal.c: Likewise.
16907 * scan.h: Likewise.
16908 * sched-rgn.c: Likewise.
16910 * stmt.c: Likewise.
16911 * target.h: Likewise.
16912 * tree-dfa.c: Likewise.
16913 * tree-eh.c: Likewise.
16914 * tree-flow-inline.h: Likewise.
16915 * tree-inline.c: Likewise.
16916 * tree-into-ssa.c: Likewise.
16917 * tree-loop-distribution.c: Likewise.
16918 * tree-nested.c: Likewise.
16919 * tree-parloops.c: Likewise.
16920 * tree-pass.h: Likewise.
16921 * tree-pretty-print.c: Likewise.
16922 * tree-profile.c: Likewise.
16923 * tree-scalar-evolution.c: Likewise.
16924 * tree-sra.c: Likewise.
16925 * tree-ssa-alias-warnings.c: Likewise.
16926 * tree-ssa-ccp.c: Likewise.
16927 * tree-ssa-coalesce.c: Likewise.
16928 * tree-ssa-dom.c: Likewise.
16929 * tree-ssa-dse.c: Likewise.
16930 * tree-ssa-forwprop.c: Likewise.
16931 * tree-ssa-live.c: Likewise.
16932 * tree-ssa-live.h: Likewise.
16933 * tree-ssa-loop-im.c: Likewise.
16934 * tree-ssa-loop-ivopts.c: Likewise.
16935 * tree-ssa-loop-niter.c: Likewise.
16936 * tree-ssa-loop-prefetch.c: Likewise.
16937 * tree-ssa-phiopt.c: Likewise.
16938 * tree-ssa-phiprop.c: Likewise.
16939 * tree-ssa-sccvn.c: Likewise.
16940 * tree-ssa-ter.c: Likewise.
16941 * tree-ssa-threadupdate.c: Likewise.
16942 * tree-ssa.c: Likewise.
16943 * tree-vect-analyze.c: Likewise.
16944 * tree-vect-transform.c: Likewise.
16945 * tree-vectorizer.c: Likewise.
16946 * tree-vn.c: Likewise.
16947 * tree-vrp.c: Likewise.
16948 * tree.c: Likewise.
16949 * tree.def: Likewise.
16950 * tree.h: Likewise.
16951 * unwind-dw2-fde.c: Likewise.
16952 * unwind.inc: Likewise.
16953 * value-prof.c: Likewise.
16954 * vmsdbgout.c: Likewise.
16956 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16958 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16959 always place FP constants in the TOC for TARGET_POWERPC64.
16960 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16962 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16964 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16965 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16966 enable for TARGET_E500_DOUBLE.
16967 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16968 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16969 floating-point modes like integer modes for E500 double.
16970 (rs6000_legitimate_offset_address_p): Likewise.
16971 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16972 addressing for DDmode for E500 double.
16973 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16974 modes as using 64-bits of registers for E500 double.
16975 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16976 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16977 specially for E500 double.
16978 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16979 TDmode for E500 double.
16980 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16981 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16982 (rs6000_split_multireg_move): Do not handle TDmode specially for
16984 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16985 using 64-bit registers for E500 double.
16986 (emit_frame_save): Do not handle DDmode specially for E500 double.
16987 (gen_frame_mem_offset): Likewise.
16988 (rs6000_function_value): Do not call spe_build_register_parallel
16989 for DDmode or TDmode.
16990 (rs6000_libcall_value): Likewise.
16991 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16992 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16995 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16997 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17000 2008-06-04 Junjie Gu <jgu@tensilica.com>
17002 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17003 comparison for frame pointers.
17005 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17008 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17010 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17013 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17014 register is already smaller or equal to required mode.
17016 2008-06-04 Xinliang David Li <davidxl@google.com>
17018 * tree-call-cdce.c: New file.
17019 (cond_dead_built_in_calls): New static variable.
17020 (input_domain): New struct.
17021 (check_pow): New function.
17022 (check_builtin_call): Ditto.
17023 (check_target_format): Ditto.
17024 (is_call_dce_candidate): Ditto.
17025 (gen_one_condition): Ditto.
17026 (gen_conditions_for_domain): Ditto.
17027 (get_domain): Ditto.
17028 (gen_conditions_for_pow_cst_base): Ditto.
17029 (gen_conditions_for_pow_int_base): Ditto.
17030 (gen_conditions_for_pow): Ditto.
17031 (get_no_error_domain): Ditto.
17032 (gen_shrink_wrap_conditions): Ditto.
17033 (shrink_wrap_one_built_in_call): Ditto.
17034 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17035 (tree_call_cdce): Ditto.
17036 (gate_call_cdce): Ditto.
17037 (pass_call_cdce): New gimple pass.
17038 * passes.c: (init_optimization_passes): New pass.
17039 * tree-pass.h: New pass declaration.
17040 * opts.c (decode_options): New flag setting.
17041 * common.opt: Add -ftree-builtin-call-dce flag.
17042 * Makefile.in: Add new source file.
17043 * tempvar.def: New tv_id.
17044 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17046 2008-06-04 Richard Guenther <rguenther@suse.de>
17048 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17049 (is_call_clobbered): Always check var_ann->call_clobbered.
17050 (mark_call_clobbered): Always set var_ann->call_clobbered.
17051 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17052 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17053 (reset_alias_info): Clear call clobbering info on MTAGs and
17055 (set_pt_anything): Set pt_global_mem.
17056 (create_tag_raw): Adjust comment.
17057 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17059 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17060 Maxim Kuvyrkov <maxim@codesourcery.com>
17062 * config/m68k/m68k.opt (mxgot): New option.
17063 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17064 (m68k_output_addr_const_extra): New.
17065 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17066 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17067 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17068 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17070 2008-06-04 Richard Guenther <rguenther@suse.de>
17072 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17073 negative or non-representable offsets.
17075 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17077 * config/i386/i386.c (ix86_gen_leave): New.
17078 (ix86_gen_pop1): Likewise.
17079 (ix86_gen_add3): Likewise.
17080 (ix86_gen_sub3): Likewise.
17081 (ix86_gen_sub3_carry): Likewise.
17082 (ix86_gen_one_cmpl2): Likewise.
17083 (ix86_gen_monitor): Likewise.
17084 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17085 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17086 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17087 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17088 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17089 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17090 (ix86_expand_epilogue): Updated.
17091 (print_operand): Handle integer register operand for 'z'.
17092 (ix86_expand_strlensi_unroll_1): Likewise.
17093 (ix86_expand_strlen): Likewise.
17094 (ix86_expand_builtin): Likewise.
17095 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17096 mov{q}/mov{l} and add{q}/add{l}.
17098 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17100 * config/i386/i386.md (P): New mode iterator.
17101 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17102 using P mode iterator.
17103 (DFmode push_operand splitter): Ditto.
17104 (XFmode push_operand splitter): Ditto.
17105 (DFmode float_extend SFmode push_operand splitter): Ditto.
17106 (XFmode float_extend SFmode push_operand splitter): Do not generate
17107 SImode pushes for 64bit target. Macroize Dimode and SImode
17108 pushes using P mode iterator.
17109 (XFmode float_extend DFmode push_operand splitter): Ditto.
17111 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17113 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17114 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17115 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17116 return type to int.
17117 (ix86_call_abi_override): Remove check for call_used_regs.
17119 2008-06-03 Richard Guenther <rguenther@suse.de>
17121 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17122 for the lhs of calls if the return type contains pointers.
17124 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17126 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17127 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17128 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17129 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17130 of cfun and DEFAULT_ABI to deceide abi mode.
17131 (DEFAULT_ABI): New.
17132 (REG_PARM_STACK_SPACE): Removed.
17133 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17134 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17135 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17136 (ix86_function_abi): Likewise.
17137 (ix86_function_type_abi): Likewise.
17138 (ix86_call_abi_override): Likewise.
17139 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17140 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17141 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17142 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17144 (X86_64_REGPARM_MAX): New.
17145 (X86_64_SSE_REGPARM_MAX): New.
17146 (X64_REGPARM_MAX): New.
17147 (X64_SSE_REGPARM_MAX): New.
17148 (X86_32_REGPARM_MAX): New.
17149 (X86_32_SSE_REGPARM_MAX): New.
17150 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17151 (ix86_function_regparm): Handle user calling abi.
17152 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17153 by DEFAULT_ABI versus SYSV_ABI check.
17154 (ix86_reg_parm_stack_space): New.
17155 (ix86_function_type_abi): New.
17156 (ix86_call_abi_override): New.
17157 (ix86_function_abi): New.
17158 (ix86_cfun_abi): New.
17159 (init_cumulative_args): Call abi specific initialization.
17160 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17161 (function_arg_64): Extend SSE_REGPARM_MAX check.
17162 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17163 (ix86_pass_by_reference): Likewise.
17164 (ix86_function_value_regno_p): Likewise.
17165 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17166 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17167 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17168 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17169 (setup_incoming_varargs_64): Adjust regparm for call abi.
17170 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17171 (ix86_va_start): Likewise.
17172 (ix86_gimplify_va_arg): Likewise.
17173 (ix86_expand_prologue): Likewise.
17174 (output_pic_addr_const): Likewise.
17175 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17176 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17177 (x86_output_mi_thunk): Likewise.
17178 (x86_function_profiler): Likewise.
17179 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17180 (SYSV_ABI, MS_ABI): New constants.
17181 (DEFAULT_ABI): New.
17182 (init_regs): Add prototype of function in regclass.c file.
17183 (OVERRIDE_ABI_FORMAT): New.
17184 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17185 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17186 (OUTGOING_REG_PARM_STACK_SPACE): New.
17187 (ix86_reg_parm_stack_space): New prototype.
17188 (CUMULATIVE_ARGS): Add call_abi member.
17189 (machine_function): Add call_abi member.
17190 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17191 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17193 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17196 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17197 (avr_builtin_setjmp_frame_value): New function.
17198 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17199 (nonlocal_goto): Define.
17201 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17203 * config/mips/mips.c (mips_emit_loadgp): Return early if
17204 there is nothing do to, otherwise emit a blockage if
17205 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17206 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17208 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17210 * configure.ac: Drop unneeded backslash ending up in config.in.
17211 * acinclude.m4: Likewise.
17212 * config.in: Regenerate.
17214 2008-05-26 Jan Hubicka <jh@suse.cz>
17216 * predict.c (maybe_hot_frequency_p): Break out of...
17217 (maybe_hot_bb_p): ... here.
17218 (maybe_hot_edge_p): New.
17219 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17220 * basic-block.h (maybe_hot_edge_p): Declare.
17222 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17224 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17225 (*cmpfp_<mode>_cc): Ditto.
17226 (*fp_jcc_8<mode>_387): Ditto.
17227 (*fop_<MODEF:mode>_2_i387): Ditto.
17228 (*fop_<MODEF:mode>_3_i387): Ditto.
17229 (*fop_xf_2_i387): Ditto.
17230 (*fop_xf_3_i387): Ditto.
17232 2008-06-02 Tomas Bily <tbily@suse.cz>
17234 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17236 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17238 * config/mips/mips.c (mips_valid_offset_p): New function.
17239 (mips_valid_lo_sum_p): Likewise.
17240 (mips_classify_address): Use them.
17241 (mips_force_address): New function.
17242 (mips_legitimize_address): Use it.
17243 * config/mips/mips.md (MOVE128): New mode iterator.
17244 (movtf): Require TARGET_64BIT. Remove empty strings.
17245 (*movtf_internal): Rename to...
17246 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17247 of "R" and use {,fp}{load,store} attributes instead of "multi".
17248 Use a separate define_split.
17249 (*movtf_mips16): New pattern.
17251 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17253 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17254 * config/mips/mips.c (mips_expand_before_return): New function.
17255 (mips_expand_epilogue): Call it.
17256 * config/mips/mips.md (return): Turn into a define_expand.
17257 (*return): New insn.
17259 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17261 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17262 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17263 functions. Do not emit uses and clobbers of CONCATs; individually
17264 use and clobber their operands.
17265 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17266 gen_clobber, emit_use and gen_use.
17267 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17268 (expand_builtin_return): Likewise.
17269 * cfgbuild.c (count_basic_blocks): Likewise.
17270 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17271 * explow.c (emit_stack_restore): Likewise.
17272 * expmed.c (extract_bit_field_1): Likewise.
17273 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17274 (emit_move_multi_word, store_constructor): Likewise.
17275 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17276 (thread_prologue_and_epilogue_insns): Likewise.
17277 * lower-subreg.c (resolve_simple_move): Likewise.
17278 * optabs.c (widen_operand, expand_binop): Likewise.
17279 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17280 * reload.c (find_reloads): Likewise.
17281 * reload1.c (eliminate_regs_in_insn): Likewise.
17282 * stmt.c (expand_nl_goto_receiver): Likewise.
17283 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17284 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17285 * config/arm/arm.c (arm_load_pic_register): Likewise.
17286 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17287 * config/arm/arm.md (untyped_return): Likewise.
17288 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17289 * config/avr/avr.c (expand_prologue): Likewise.
17290 * config/bfin/bfin.c (do_unlink): Likewise.
17291 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17292 * config/cris/cris.c (cris_expand_prologue): Likewise.
17293 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17294 (machopic_legitimize_pic_address): Likewise.
17295 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17296 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17297 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17298 (ix86_expand_convert_uns_didf_sse): Likewise.
17299 (ix86_expand_vector_init_general): Likewise.
17300 * config/ia64/ia64.md (eh_epilogue): Likewise.
17301 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17302 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17303 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17304 (config/iq2000/iq2000.c): Likewise.
17305 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17306 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17307 (builtin_longjmp): Likewise.
17308 * config/mn10300/mn10300.md (call, call_value): Likewise.
17309 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17310 * config/pdp11/pdp11.md (abshi2): Likewise.
17311 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17312 * config/s390/s390.c (s390_emit_prologue): Likewise.
17313 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17314 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17315 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17316 * config/sh/sh.c (prepare_move_operands): Likewise.
17317 (output_stack_adjust, sh_expand_epilogue): Likewise.
17318 (sh_set_return_address, sh_expand_t_scc): Likewise.
17319 * config/sparc/sparc.c (load_pic_register): Likewise.
17320 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17321 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17322 * config/v850/v850.c (expand_epilogue): Likewise.
17324 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17326 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17327 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17328 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17329 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17330 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17331 stack pointer register.
17332 (output_movhi): Remove code for interrupt specific writing to the
17333 stack pointer register.
17335 2008-05-31 Richard Guenther <rguenther@suse.de>
17337 PR tree-optimization/34244
17338 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17339 (tree_expr_nonzero_warnv_p): Likewise.
17340 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17341 ssa_name_nonnegative_p.
17342 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17343 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17344 not tree_expr_nonzero_warnv_p.
17346 PR tree-optimization/36262
17348 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17350 PR tree-optimization/34244
17351 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17352 (record_numbers_of_iterations): New function.
17353 (execute_vrp): Cache the numbers of iterations of loops.
17354 * tree-scalar-evolution.c (scev_reset_except_niters):
17356 (scev_reset): Use scev_reset_except_niters.
17357 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17359 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17361 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17362 __WORKAROUND_RETS when appropriate.
17364 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17366 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17367 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17369 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17370 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17371 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17372 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17373 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17374 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17375 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17376 *fop_df_1_sse insn patterns using MODEF mode iterator.
17377 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17378 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17379 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17380 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17381 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17382 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17383 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17384 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17385 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17386 (*fop_xf_5_i387): Ditto.
17387 (*fop_xf_6_i387): Ditto.
17389 2008-05-30 Richard Guenther <rguenther@suse.de>
17391 * builtins.c (build_string_literal): Avoid generating
17392 a non-gimple_val result.
17394 2008-05-30 DJ Delorie <dj@redhat.com>
17396 * exec-tool.in: Use an environment variable (private) instead of a
17397 file (shared) as a semaphore, so as to not break parallel builds.
17399 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17401 * optabs.c (maybe_encapsulate_block): Remove.
17402 (emit_libcall_block): Adjust accordingly.
17403 * optabs.h (maybe_encapsulate_block): Remove prototype.
17405 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17406 Don't use maybe_encapsulate_block.
17408 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17410 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17411 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17412 rtx is a SYMBOL_REF before calling get_pool_constant.
17414 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17416 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17418 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17420 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17421 rather than OS names to choose INO_T_EQ definition.
17422 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17423 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17425 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17428 * config/darwin-f.c: New.
17429 * config/t-darwin: Added rule to build darwin-f.o.
17430 * config.gcc: Defined new variable, fortran_target_objs.
17431 (*-*-darwin*): Set fortran_target_objs.
17432 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17433 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17434 * configure: Regenerated.
17436 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17439 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17440 canonical type if needed.
17442 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17444 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17446 2008-05-29 Richard Guenther <rguenther@suse.de>
17448 PR tree-optimization/36343
17449 PR tree-optimization/36346
17450 PR tree-optimization/36347
17451 * tree-flow.h (clobber_what_p_points_to): Declare.
17452 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17453 pointed-to variable is dereferenced is irrelevant to whether
17454 the pointer can access the pointed-to variable.
17455 (clobber_what_p_points_to): New function.
17456 * tree-ssa-alias.c (set_initial_properties): Use it.
17457 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17458 call clobber check for NMTs.
17460 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17462 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17463 for printing gcov_type.
17465 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17467 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17468 and the eh region information.
17469 * value-prof.c (gimple_move_stmt_histograms): New function.
17470 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17472 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17474 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17476 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17478 * value-prof.c (tree_ic_transform): Print counts.
17479 * tree-profile.c (tree_gen_ic_func_profiler):
17480 Clear __gcov_indreict_call_callee variable to avoid misattribution
17483 2008-05-28 Rafael Espíndola <espindola@google.com>
17485 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17488 2008-05-28 Richard Guenther <rguenther@suse.de>
17490 PR tree-optimization/36339
17491 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17492 and clobbering code out of the loop.
17494 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17496 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17499 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17500 s390_contiguous_bitmask_p, s390_symref_operand_p,
17501 s390_check_symref_alignment, s390_reload_larl_operand,
17502 s390_reload_symref_address): New functions.
17503 (s390_branch_condition_mnemonic): Support compare and branch
17505 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17506 and 'W' constraints.
17507 (s390_secondary_reload): Add secondary reloads for unaligned
17508 symbol refs or symbol refs to floating point or QI/TI mode
17510 (legitimate_address_p): Accept symbol references as addresses.
17511 (s390_expand_insv): Use rotate and insert selected bits
17512 instruction for insv when building for z10.
17513 (print_operand_address): Handle symbol ref addresses.
17514 (print_operand): Output modifier 'c' added for signed byte values.
17515 (s390_encode_section_info): Mark symbol refs with
17516 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17518 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17519 (length attribute): RRF, RRR have 4 byte length.
17520 (FPALL, INTALL): New mode iterators added.
17521 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17522 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17523 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17524 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17525 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17526 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17527 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17528 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17530 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17531 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17532 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17533 reload<INTALL:mode><P:mode>_toreg_z10,
17534 reload<FPALL:mode><P:mode>_tomem_z10,
17535 reload<FPALL:mode><P:mode>_toreg_z10,
17536 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17537 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17538 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17539 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17541 (movmem, clrmem, cmpmem): New splitters added.
17543 * config/s390/predicates.md (larl_operand): Use
17544 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17545 SYMBOL_REF_ALIGN1_P.
17546 (s390_signed_integer_comparison,
17547 s390_unsigned_integer_comparison): New predicates.
17549 * config/s390/s390-protos.h (s390_check_symref_alignment,
17550 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17551 s390_reload_symref_address,
17552 s390_compare_and_branch_condition_mask): Prototypes added.
17554 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17555 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17556 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17558 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17560 * config/s390/s390.c (z10_cost): New cost function for z10.
17561 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17562 (s390_issue_rate): Adjust issue rate for z10.
17563 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17564 (processor_flags): Add PF_Z10.
17565 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17566 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17567 * gcc/config.gcc: Add z10.
17569 2008-05-28 Richard Guenther <rguenther@suse.de>
17571 PR tree-optimization/36291
17572 * tree-flow. h (struct gimple_df): Remove var_anns member.
17573 * tree-flow-inline.h (gimple_var_anns): Remove.
17574 (var_ann): Simplify.
17575 * tree-dfa.c (create_var_ann): Simplify.
17576 (remove_referenced_var): Clear alias info from var_anns of globals.
17577 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17578 (delete_tree_ssa): Clear alias info from var_anns of globals.
17579 Do not free var_anns.
17580 (var_ann_eq): Remove.
17581 (var_ann_hash): Likewise.
17583 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17585 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17586 and loongson2f entries.
17587 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17588 * config/mips/mips.h (processor_type): Add Loongson-2E
17589 and Loongson-2F entries.
17590 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17591 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17592 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17593 * doc/invoke.texi (MIPS Options): Document loongson2e
17594 and loongson2f processor names.
17596 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17600 * config/i386/i386.c (ix86_function_arg_boundary): Use
17601 alignment of canonical type.
17602 (ix86_expand_vector_move): Check unaligned memory access for
17605 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17607 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17608 Moved to the front of file.
17610 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17611 H.J. Lu <hongjiu.lu@intel.com>
17613 * dwarf2out.c (current_fde): New.
17615 (lookup_cfa:): Likewise.
17616 (dwarf2out_end_epilogue): Likewise.
17617 (dwarf2out_note_section_used): Likewise.
17619 2008-05-27 Michael Matz <matz@suse.de>
17622 * c.opt (Wenum-compare): New warning option.
17623 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17625 2008-05-27 Michael Matz <matz@suse.de>
17627 PR middle-end/36326
17628 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17630 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17631 into memory as tail calls.
17633 2008-05-27 Richard Guenther <rguenther@suse.de>
17635 PR tree-optimization/36339
17636 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17637 pointers cause all addressable variables to be call clobbered.
17639 2008-05-27 Richard Guenther <rguenther@suse.de>
17641 PR tree-optimization/36245
17642 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17644 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17646 * config/s390/s390.md: Replace all occurences of the 'm'
17647 constraint with 'RT'.
17649 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17651 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17653 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17655 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17656 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17657 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17659 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17661 * reload.c: (find_reloads): Skip alternatives according to the
17662 "enabled" attribute. Constify the constraint variable.
17663 * recog.c (get_attr_enabled): Add default implementation.
17664 (extract_insn): Set the alternative_enabled_p array
17665 in the recog_data struct.
17666 (preprocess_constraints, constrain_operands): Skip
17667 alternatives according to the "enabled" attribute
17668 * recog.h (struct recog_data): New field alternative_enabled_p.
17669 (skip_alternative): New inline function.
17670 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17671 (record_reg_classes): Skip alternative according to the
17672 "enabled" attribute.
17674 * doc/md.texi: Add documention for the "enabled" attribute.
17676 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17678 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17679 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17680 constraint with TARGET_MEM_CONSTRAINT.
17681 * recog.c (asm_operand_ok, preprocess_constraints,
17682 constrain_operands): Likewise.
17683 * regclass.c (record_reg_classes): Likewise.
17684 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17685 * reload1.c (maybe_fix_stack_asms): Likewise.
17686 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17687 * recog.h: Adjust comment.
17688 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17689 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17690 * doc/md.texi: Add a note to description of 'm' constraint.
17691 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17693 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17695 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17696 that the bitfield is of integral type before testing its precision.
17698 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17699 Sa Liu <saliu@de.ibm.com>
17701 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17702 __modti3, __udivti3, __umodti3 and __udivmodti4.
17703 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17704 that implement TImode mul and div functions.
17705 * config/spu/multi3.c: New. Implement __multi3.
17706 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17707 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17710 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17712 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17713 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17714 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17715 tls_sysv_suffix): New mode and mode attribute iterators.
17716 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17717 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17718 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17719 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17720 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17723 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17725 PR tree-optimization/36329
17726 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17727 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17728 * cgraphbuild.c (initialize_inline_failed): Use the latter
17729 macro in lieu of the former.
17730 * ipa-inline.c (cgraph_mark_inline): Likewise.
17731 (cgraph_decide_inlining_of_small_function): Likewise.
17732 (cgraph_decide_inlining): Likewise.
17733 (cgraph_decide_inlining_incrementally): Likewise.
17735 2008-05-26 Tristan Gingold <gingold@adacore.com>
17736 Anatoly Sokolov <aesok@post.ru>
17738 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17739 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17740 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17741 optimization for 'avr6' architecture.
17743 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17746 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17748 2008-05-26 Richard Guenther <rguenther@suse.de>
17750 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17751 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17753 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17755 PR middle-end/36253
17756 * caller-save.c (insert_restore): Verify alignment of spill space.
17757 (insert_save): Likewise.
17758 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17759 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17760 (STACK_SLOT_ALIGNMENT): Likewise.
17761 * function.c (LOCAL_ALIGNMENT): Removed.
17762 (get_stack_local_alignment): New.
17763 (assign_stack_local): Use it. Set alignment on stack slot.
17764 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17765 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17766 (STACK_SLOT_ALIGNMENT): New.
17767 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17768 stack slot in XFmode.
17770 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17772 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17775 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17776 argument operand in rax isn't removed.
17778 2008-05-26 Richard Guenther <rguenther@suse.de>
17780 PR middle-end/36300
17781 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17782 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17784 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17787 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17789 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17791 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17792 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17794 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17796 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17797 build a trampoline if we don't want one.
17798 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17799 return zero for nested functions if we don't want a trampoline.
17801 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17803 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17805 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17808 * c.opt: Removed undocumented option '-lang-fortran'.
17809 * c-common.h: Removed global variable 'lang_fortran'.
17810 * c-opts.c (c_common_handle_option): Removed code to handle
17811 option '-lang-fortran'. Updated includes.
17812 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17813 definition of '__GFORTRAN__'.
17814 (define__GNUC__): Reimplemented to use BASEVER and
17815 cpp_define_formatted.
17816 (builtin_define_with_value_n): Removed.
17817 * c-incpath.h: Renamed to ...
17818 * incpath.h: ... this.
17819 * c-incpath.c: Renamed to ...
17820 * incpath.c: ... this. Updated includes.
17821 * fix-header.c: Updated includes.
17822 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17823 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17824 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17826 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17828 * tree.h: Update the table of flags used on tree nodes.
17829 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17830 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17831 (FORCED_LABEL): Add access check.
17832 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17833 (ASM_INPUT_P): Likewise.
17834 (ASM_VOLATILE_P): Likewise.
17835 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17836 (OMP_SECTION_LAST): Access private_flag directly.
17837 (OMP_RETURN_NOWAIT): Likewise.
17838 (OMP_PARALLEL_COMBINED): Likewise.
17839 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17840 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17841 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17842 deprecated_flag directly.
17844 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17846 * final.c (frame_pointer_needed): Removed.
17847 * flags.h (frame_pointer_needed): Likewise.
17849 * function.h (rtl_data): Add frame_pointer_needed.
17850 (frame_pointer_needed): New.
17852 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17854 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17856 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17858 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17861 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17863 * c-common.c (strip_array_types): Move function to..
17865 (get_inner_array_type): Delete.
17866 * c-common.h (strip_array_types): Move declaration to..
17868 (get_inner_array_type): Delete.
17869 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17870 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17871 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17872 * config/pa/pa.c (emit_move_sequence): Likewise.
17874 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17876 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17879 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17881 * function.c: Include target hook for nonlocal_goto frame value.
17883 2008-05-24 Richard Guenther <rguenther@suse.de>
17885 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17886 variable can be only accessed through a pointer or a union.
17888 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17890 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17891 * doc/extend.texi: Likewise.
17893 2008-05-23 DJ Delorie <dj@redhat.com>
17895 * config/m32c/jump.md (untyped_call): Add.
17897 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17898 for A24 to PSImode.
17899 (m32c_address_cost): Detail costs for indirect offsets.
17901 2008-05-23 Rafael Espíndola <espindola@google.com>
17903 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17904 if a node is a SUBREG.
17905 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17908 2008-05-23 Paul Brook <paul@codesourcery.com>
17909 Carlos O'Donell <carlos@codesourcery.com>
17911 * doc/extend.texi: Clarify use of __attribute__((naked)).
17912 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17913 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17914 * function.c (use_register_for_decl): Use
17915 targetm.calls.allocate_stack_slots_for_args.
17916 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17917 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17918 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17920 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17922 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17924 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17926 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17927 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17928 is only rounded once.
17930 2008-05-23 Richard Guenther <rguenther@suse.de>
17932 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17934 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17935 Jakub Jelinek <jakub@redhat.com>
17938 * configure.ac: Handle --enable-cld.
17939 * configure: Regenerated.
17940 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17941 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17942 (ix86_current_function_needs_cld): New define.
17943 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17944 (cld): New isns pattern.
17945 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17946 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17947 * config/i386/i386.opt (mcld): New option.
17948 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17949 TARGET_CLD and ix86_current_function_needs_cld.
17950 (override_options): Use -mcld by default for 32-bit code if
17953 * doc/install.texi (Options specification): Document --enable-cld.
17954 * doc/invoke.texi (Machine Dependent Options)
17955 [i386 and x86-64 Options]: Add -mcld option.
17956 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17958 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17959 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17960 (return_in_memory_64): Likewise.
17961 (return_in_memory_ms_64): Likewise.
17963 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17965 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17966 * builtins.c (fold_builtin_fpclassify): New.
17967 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17968 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17969 * c-common.c (handle_type_generic_attribute): Adjust to accept
17970 fixed arguments before an elipsis.
17971 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17972 * doc/extend.texi: Document __builtin_fpclassify.
17974 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17976 * omp-low.c (gate_expand_omp_ssa): Remove.
17977 (pass_expand_omp_ssa): Remove.
17978 (gate_expand_omp): Do not check for flag_openmp_ssa.
17979 * common.opt (-fopenmp-ssa): Remove.
17980 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17982 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17984 * config/sh/sh.opt (mfixed-range): New option.
17985 * config/sh/sh-protos.h (sh_fix_range): Declare.
17986 * config/sh/sh.c (sh_fix_range): New function.
17987 * config/sh/sh.h (sh_fixed_range_str): Declare.
17988 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17990 * doc/invoke.texi (SH Options): Document -mfixed-range.
17992 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17994 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17995 it before the redeclaration.
17997 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17999 * config/avr/avr.c (get_sequence_length): Add new function.
18000 (expand_prologue, expand_epilogue): Remove duplicate code.
18002 2008-05-22 Rafael Espíndola <espindola@google.com>
18004 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18007 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18009 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18010 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18012 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18013 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18014 (vect_update_misalignment_for_peel): Likewise.
18015 (vector_alignment_reachable_p): Likewise.
18016 * tree-vect-transform.c (vectorizable_load): Likewise.
18017 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18018 (get_vectype_for_scalar_type): Pass mode of scalar_type
18019 to UNITS_PER_SIMD_WORD.
18021 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18022 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18023 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18024 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18025 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18027 2008-05-22 Ira Rosen <irar@il.ibm.com>
18029 PR tree-optimization/36293
18030 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18031 if the first load must be skipped because of a gap.
18033 2008-05-22 Richard Guenther <rguenther@suse.de>
18035 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18036 more cases of offset disambiguation that is possible if
18037 strict-aliasing rules apply.
18038 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18039 for basic offset and type-based disambiguation.
18041 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18043 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18044 ix86_expand_vector_set on V16QImode for SSE4.1.
18046 2008-05-21 Tom Tromey <tromey@redhat.com>
18048 * c.opt (Wimport): Mark as undocumented.
18049 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18051 (Warning Options): Likewise.
18052 * doc/cppopts.texi: Don't mention -Wimport.
18054 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18056 PR tree-optimization/36287
18057 PR tree-optimization/36286
18058 * lambda-code.c (build_access_matrix): Do not use the loop->num
18059 for computing the number of induction variables: use the loop depth
18062 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18065 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18066 option -f(no-)leading-underscore.
18068 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18070 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18071 GET_MODE_NUNITS (mode).
18073 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18075 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18076 (-mmulhw): Add 464 to description.
18077 (-mdlmzb): Likewise.
18078 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18079 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18081 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18082 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18083 * config/rs6000/rs6000.md: Update comments for 464.
18085 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18087 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18089 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18091 * config/i386/sse.md (vec_extractv4sf): Removed.
18092 (vec_extractv2df): Likewise.
18093 (vec_extractv2di): Likewise.
18094 (vec_extractv4si): Likewise.
18095 (vec_extractv8hi): Likewise.
18096 (vec_extractv16qi): Likewise.
18097 (vec_extract<mode>): New.
18099 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18101 * config/i386/sse.md (vec_setv4sf): Removed.
18102 (vec_setv2df): Likewise.
18103 (vec_setv2di): Likewise.
18104 (vec_setv4si): Likewise.
18105 (vec_setv8hi): Likewise.
18106 (vec_setv16qi): Likewise.
18107 (vec_set<mode>): New.
18109 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18111 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18112 goto for vec_concat and vec_interleave.
18114 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18116 * config/i386/sse.md (vec_initv4sf): Removed.
18117 (vec_initv2df): Likewise.
18118 (vec_initv2di): Likewise.
18119 (vec_initv4si): Likewise.
18120 (vec_initv8hi): Likewise.
18121 (vec_initv16qi): Likewise.
18122 (vec_init<mode>): New.
18124 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18126 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18128 2008-05-21 Tom Tromey <tromey@redhat.com>
18130 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18131 (zone_find_object_offset): Likewise.
18132 (gt_ggc_m_S): Likewise.
18133 (highest_bit): Likewise.
18134 * ggc-page.c (gt_ggc_m_S): New function.
18135 * stringpool.c (string_stack): Remove.
18136 (init_stringpool): Update.
18137 (ggc_alloc_string): Use ggc_alloc.
18138 (maybe_delete_ident): New function.
18139 (ggc_purge_stringpool): Likewise.
18140 (gt_ggc_m_S): Remove.
18141 * ggc-common.c (ggc_protect_identifiers): New global.
18142 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18143 ggc_protect_identifiers.
18144 * ggc.h (ggc_protect_identifiers): Declare.
18145 (gt_ggc_m_S): Update.
18146 (ggc_purge_stringpool): Declare.
18147 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18148 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18150 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18152 2008-05-21 David S. Miller <davem@davemloft.net>
18154 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18157 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18159 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18162 2008-05-20 David Daney <ddaney@avtrex.com>
18164 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18165 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18166 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18167 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18168 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18169 (atomic_hiqi_op): New define_code_iterator.
18170 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18171 mips_expand_compare_and_swap_12.
18172 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18173 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18174 (sync_<optab><mode>, sync_old_<optab><mode>,
18175 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18176 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18177 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18178 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18179 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18180 (test_and_set_12): New insn.
18181 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18182 sync_new_<optab><mode>, sync_old_nand<mode>,
18183 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18184 clobber to operand 0 for SI and DI mode insns.
18185 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18186 mips_gen_fn_4): New typedefs.
18187 (mips_gen_fn_ptrs): Define new union type.
18188 (mips_expand_compare_and_swap_12): Remove declaration.
18189 (mips_expand_atomic_qihi): Declare function.
18190 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18191 (mips_expand_atomic_qihi): ... this. Use new generator function
18193 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18194 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18195 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18196 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18197 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18198 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18199 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18200 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18201 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18202 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18205 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18207 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18210 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18212 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18213 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18214 (avr_attribute_table): Add 'OS_main' function attribute.
18215 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18216 functions with 'OS_main' attribute.
18218 2008-05-20 Richard Guenther <rguenther@suse.de>
18220 PR tree-optimization/35204
18221 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18222 helper, split out from ...
18223 (DFS): ... here. Make the DFS walk non-recursive.
18225 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18226 Jan Sjodin <jan.sjodin@amd.com>
18228 PR tree-optimization/36181
18229 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18230 (parallelize_loops): Don't parallelize when the loop has vector
18233 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18234 Sebastian Pop <sebastian.pop@amd.com>
18236 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18237 matrix, and never look at the tree representation of the memory
18239 (linear_transform_loops): Computes parameters and access matrices.
18240 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18242 (access_matrix_get_index_for_parameter): New.
18243 * tree-data-ref.h (struct access_matrix): New.
18244 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18245 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18246 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18247 am_vector_index_for_loop): New.
18248 (struct data_reference): Add field access_matrix.
18249 (DR_ACCESS_MATRIX): New.
18250 (compute_data_dependences_for_loop): Update declaration.
18251 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18252 * lambda.h (lambda_vector_vec_p): Declared.
18253 * lambda-code.c: Depend on pointer-set.h.
18254 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18255 av_for_af_base, av_for_af, build_access_matrix,
18256 lambda_compute_access_matrices): New.
18257 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18259 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18261 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18262 $SOURCEDIR/include.
18264 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18265 Sebastian Pop <sebastian.pop@amd.com>
18267 PR tree-optimization/36206
18268 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18270 (instantiate_scev_1): Rename flags to fold_conversions.
18271 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18272 outeside instantiation_loop.
18273 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18274 (evolution_function_is_affine_or_constant_p): Removed.
18275 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18277 (analyze_siv_subscript): Pass in the loop nest number.
18278 Call evolution_function_is_affine_in_loop instead of
18279 evolution_function_is_affine_p.
18280 (analyze_overlapping_iterations): Pass in the loop nest number.
18282 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18283 Sebastian Pop <sebastian.pop@amd.com>
18285 PR tree-optimization/36206
18286 * tree-chrec.h (chrec_fold_op): New.
18287 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18290 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18292 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18294 (remove_duplicates): Do not set inode on non-inode systems.
18297 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18299 * config.gcc (tm_file): Update comments about relative pathnames.
18301 2008-05-20 Richard Guenther <rguenther@suse.de>
18303 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18304 * tree-ssa-sccvn.c (process_scc): Likewise.
18305 * tree-ssa-sink.c (execute_sink_code): Likewise.
18306 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18307 * tree-vrp.c (process_assert_insertions): Likewise.
18308 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18309 (perform_tree_ssa_dce): Likewise.
18310 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18311 (dump_dominator_optimization_stats): Likewise.
18312 * tree-vectorizer.c (vectorize_loops): Likewise.
18314 2008-05-20 Richard Guenther <rguenther@suse.de>
18316 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18318 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18320 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18321 (ix86_i386elf_return_in_memory): Likewise.
18322 (ix86_i386interix_return_in_memory): Likewise.
18323 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18324 (SUBTARGET_RETURN_IN_MEMORY): New.
18325 * config/i386/i386elf.h: Likewise.
18326 * config/i386/ptx4-i.h: Likewise.
18327 * config/i386/sol2-10.h: Likewise.
18328 * config/i386/sysv4.h: Likewise.
18329 * config/i386/vx-common.h: Likewise.
18330 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18331 * config/i386/i386.c (ix86_return_in_memory): Made static and
18332 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18333 (ix86_i386elf_return_in_memory): Removed.
18334 (ix86_i386interix_return_in_memory): Removed.
18335 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18336 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18338 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18340 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18342 2008-05-19 Xinliang David Li <davidxl@google.com>
18344 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18346 * common.opt: Ditto.
18347 * doc/invoke.texi: Ditto.
18349 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18351 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18352 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18354 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18356 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18357 sizes of operand array from 8/4 to 4/2.
18358 (ix86_expand_vector_init_general): Change size of operand array
18359 from 32 to 16. Remove op0, op1 and half_mode.
18361 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18363 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18364 (ix86_expand_vector_init_interleave): Likewise.
18365 (ix86_expand_vector_init_general): Use them. Assert
18366 word_mode == SImode when n_words == 4.
18368 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18370 * config/i386/i386.c (ix86_secondary_reload): New static function.
18371 (TARGET_SECONDARY_RELOAD): New define.
18372 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18373 * config/i386/i386.md (reload_outqi): Remove.
18375 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18377 PR middle-end/35509
18378 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18379 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18380 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18381 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18382 (fold_builtin_1): Likewise.
18383 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18384 c-common.c (check_builtin_function_arguments): Handle
18385 BUILT_IN_ISINF_SIGN.
18386 * doc/extend.texi: Document __builtin_isinf_sign.
18387 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18389 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18391 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18392 EH cleanup at the end of the pass, search for those that have been
18393 turned into forwarder blocks and do the cleanup on their successor.
18395 2008-05-18 Richard Guenther <rguenther@suse.de>
18397 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18398 pointers to sizetype and vice versa.
18400 2008-05-18 Xinliang David Li <davidxl@google.com>
18402 * gcc/tree-ssa-dce.c: Coding style fix.
18403 (check_pow): Documentation comment.
18404 (check_log): Documenation comment. Coding style fix.
18405 (is_unnecessary_except_errno_call): Ditto.
18406 (gen_conditions_for_pow): Ditto.
18407 (gen_conditions_for_log): Ditto.
18408 (gen_shrink_wrap_conditions): Ditto.
18409 (shrink_wrap_one_built_in_calls): Ditto.
18410 * gcc/doc/invoke.texi: Better documentation string.
18411 * ChangeLog: Fix wrong change log entries from
18412 May 17 checkin on function call DCE.
18414 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18416 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18418 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18420 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18421 * df-problems.c (simulation routines): Fixed block comment to
18422 properly say how to add forwards scanning functions.
18424 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18426 * tree-inline.c (setup_one_parameter): Remove dead code.
18428 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18430 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18431 a BIT_AND_EXPR only for an INTEGER_TYPE.
18433 2008-05-17 Xinliang David Li <davidxl@google.com>
18435 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18436 (check_pow, check_log, is_unnecessary_except_errno_call): New
18437 functions to check for eliminating math functions that are pure
18438 except for setting errno.
18439 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18440 general condition expressions for shrink-wrapping pow/log calls.
18441 (gen_shrink_wrap_conditions): Ditto.
18442 (shrink_wrap_one_built_in_call): Ditto.
18443 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18444 (mark_operand_necessary): If debugging, output if OP is necessary.
18445 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18447 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18449 * gcc/common.opt: New user flag -ftree-builtin-dce.
18450 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18452 2008-05-16 David S. Miller <davem@davemloft.net>
18454 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18455 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18457 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18460 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18462 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18464 * ifcvt.c (dead_or_predicable): Rename
18465 df_simulate_one_insn_backwards to df_simulate_one_insn.
18466 * recog.c (peephole2_optimize): Ditto.
18467 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18469 * df.h: Rename df_simulate_one_insn_backwards to
18470 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18471 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18472 scanning of defs and uses.
18473 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18474 (df_simulate_one_insn_forwards): Removed.
18476 2008-05-16 Doug Kwan <dougkwan@google.com>
18478 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18480 (real_from_string): Handle NaNs and Inf as approriate.
18482 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18484 * doc/gty.texi (Source Files Containing Type Information): Note
18485 that headers should appear first in the gtfiles list.
18487 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18489 * tree.def (COND_EXEC): Properly documented this code.
18491 2008-05-16 Diego Novillo <dnovillo@google.com>
18493 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18494 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18497 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18499 * tree-ssa-dse (max_stmt_uid): Removed.
18500 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18501 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18502 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18503 * function.h (cfun.last_stmt_uid): New field.
18504 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18505 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18507 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18508 (create_stmt_ann): Initialize the ann->uid field.
18509 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18511 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18513 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18515 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18516 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18517 (init_empty_tree_cfg): Call it.
18519 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18521 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18524 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18526 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18527 * tree-dump.c (dump_options): New verbose option.
18528 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18530 * tree-pass.h (TDF_VERBOSE): New dump flag.
18531 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18532 (tree-flow.h): Added include.
18533 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18535 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18537 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18539 From Jie Zhang <jie.zhang@analog.com>
18540 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18541 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18542 mcpu=bf561-none and mcpu=bf561-0.2.
18543 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18544 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18545 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18546 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18547 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18548 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18549 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18551 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18552 (cputype_selected): Remove.
18553 (bfin_handle_option): Don't use cputype_selected.
18554 (override_options): When no mcpu option, enable all workarounds.
18555 Don't use bfin_workarounds.
18556 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18558 (DEFAULT_CPU_TYPE): Don't define.
18560 2008-05-16 Richard Guenther <rguenther@suse.de>
18562 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18563 on deletion of the last stmt.
18565 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18567 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18568 V8HImode for SSE2 and V16QImode for SSE4.1.
18570 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18572 * cgraph.h (compute_inline_parameters): Made public.
18573 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18574 variable_generate_summary, function_write_summary,
18575 variable_write_summary, variable_read_summary. Added generate_summary,
18576 write_summary, read_summary.
18577 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18578 pass_ipa_inline.function_generate_summary, to
18579 compute_inline_parameters.
18580 * ipa-inline.c (compute_inline_parameters): Made public and added
18582 (compute_inline_parameters_for_current): New function.
18583 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18584 (inline_generate_summary): Removed parameter and made to loop over
18586 (pass_ipa_inline): Updated for new IPA_PASS structure.
18587 * passes.c (execute_ipa_summary_passes): Now is called once per
18588 pass rather than once per node*pass.
18590 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18592 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18593 avr_have_mul_p, avr_asm_only_p): Remove variables.
18594 (avr_override_options): Remove initialization of removed variables.
18595 (avr_file_start): Convert removed variables to fields of
18596 'struct base_arch_s *avr_current_arch'.
18597 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18598 (AVR_HAVE_MUL): (Ditto.).
18599 (AVR_HAVE_MOVW): (Ditto.).
18600 (AVR_HAVE_LPMX): (Ditto.).
18601 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18602 avr_asm_only_p): Remove declaration.
18604 2008-05-15 Diego Novillo <dnovillo@google.com>
18606 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18607 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18609 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18611 PR middle-end/36194
18612 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18613 Don't call record_truncated_value from here.
18614 (record_truncated_value): Turn it into a for_each_rtx callback.
18615 (record_truncated_values): New function.
18616 (combine_instructions): Call note_uses with record_truncated_values.
18617 Change name of check_conversion to check_promoted_subreg.
18619 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18621 * doc/sourcebuild.texi: Document support for torture tests.
18623 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18625 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18626 to alternative 4 of operand 2.
18628 2008-05-15 Richard Guenther <rguenther@suse.de>
18630 * tree-pass.h (current_pass): Declare.
18631 (get_pass_for_id): Likewise.
18632 * passes.c (passes_by_id, passes_by_id_size): New globals.
18633 (set_pass_for_id): New function.
18634 (get_pass_for_id): Likewise.
18635 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18636 (execute_function_todo): Flush per function statistics.
18637 * toplev.c (compile_file): Init statistics.
18638 (general_init): Do early statistics initialization.
18639 (finalize): Finish statistics.
18640 * statistics.h (statistics_early_init): Declare.
18641 (statistics_init): Likewise.
18642 (statistics_fini): Likewise.
18643 (statistics_fini_pass): Likewise.
18644 (statistics_counter_event): Likewise.
18645 (statistics_histogram_event): Likewise.
18646 * statistics.c: New file.
18647 * Makefile.in (OBJS-common): Add statistics.o.
18648 (statistics.o): Add dependencies.
18649 * doc/invoke.texi (-fdump-statistics): Document.
18651 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18652 (insert): Likewise.
18653 (execute_pre): Use statistics_counter_event.
18654 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18655 (substitute_and_fold): Increment it. Use statistics_counter_event.
18657 2008-05-15 Diego Novillo <dnovillo@google.com>
18659 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18661 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18662 * tree-ssa-alias.c (new_type_alias): Remove references to
18663 sub-variables from comment.
18664 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18666 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18668 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18669 attribute to 1 only for insertps alternative.
18671 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18673 * config/bfin/bfin.md (loadbytes): New pattern.
18674 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18675 (bfin_init_builtins): Initialize it.
18676 (bdesc_1arg): Add it.
18678 2008-05-15 Sa Liu <saliu@de.ibm.com>
18680 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18681 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18682 * testsuite/lib/target-supports.exp: Add
18683 check_effective_target_fortran_integer_16.
18685 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18687 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18688 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18689 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18690 (TARGET_RETURN_IN_MEMORY): Define.
18692 2008-05-15 Richard Guenther <rguenther@suse.de>
18694 PR middle-end/36244
18695 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18696 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18697 represent unmodifiable vars.
18699 2008-05-15 Richard Guenther <rguenther@suse.de>
18701 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18702 INDIRECT_REF and TARGET_MEM_REF.
18703 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18706 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18707 H.J. Lu <hongjiu.lu@intel.com>
18709 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18710 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18711 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18712 insn alternatives. Add missing alternatives.
18713 (*vec_concatv2di_rex64_sse4_1): Likewise.
18714 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18715 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18716 Require TARGET_SSE.
18718 2008-05-15 Richard Guenther <rguenther@suse.de>
18720 PR tree-optimization/36009
18721 PR tree-optimization/36204
18722 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18723 (determine_invariantness_stmt): Record the loop a store is
18724 always executed in.
18725 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18728 2008-05-15 Richard Guenther <rguenther@suse.de>
18730 PR tree-optimization/34330
18731 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18732 through the pointer will alias the SMT.
18734 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18736 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18738 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18740 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18742 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18743 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18745 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18746 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18747 (vashl_optab): New optab for vector/vector shifts.
18748 (vashr_optab): Ditto.
18749 (vlshr_optab): Ditto.
18750 (vrotl_optab): Ditto.
18751 (vrotr_optab): Ditto.
18752 (optab_subtype): New enum for optab_for_tree_code call.
18753 (optab_for_tree_code): Add enum optab_subtype argument.
18755 * optabs.c (optab_for_tree_code): Take an additional argument to
18756 distinguish between a vector shift by a scalar and vector shift by
18757 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18758 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18759 vector shift by a vector.
18760 (expand_widen_pattern_expr): Pass additional argument to
18761 optab_for_tree_code.
18763 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18764 vrotl_optab, vrotr_optab.
18766 * expr.c (expand_expr_real_1): Update calls to
18767 optab_for_tree_code to distinguish between vector shifted by a
18768 scalar and vector shifted by a vector.
18769 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18770 (supportable_narrowing_operation): Ditto.
18771 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18772 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18773 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18774 (vect_create_epilog_for_reduction): Ditto.
18775 (vectorizable_reduction): Ditto.
18776 (vectorizable_operation): Ditto.
18777 (vect_strided_store_supported): Ditto.
18778 (vect_strided_load_supported): Ditto.
18779 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18780 * expmed.c (expand_shift): Ditto.
18782 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18784 (ashr@var{m}3): Ditto.
18785 (vashl@var{m}3): Document new vector/vector shift standard name.
18786 (vashr@var{m}3): Ditto.
18787 (vlshr@var{m}3): Ditto.
18788 (vrotl@var{m}3): Ditto.
18789 (vrotr@var{m}3): Ditto.
18791 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18792 (PPERM_INVERT): Ditto.
18793 (PPERM_REVERSE): Ditto.
18794 (PPERM_REV_INV): Ditto.
18795 (PPERM_ZERO): Ditto.
18796 (PPERM_ONES): Ditto.
18797 (PPERM_SIGN): Ditto.
18798 (PPERM_INV_SIGN): Ditto.
18799 (PPERM_SRC1): Ditto.
18800 (PPERM_SRC2): Ditto.
18802 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18803 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18804 allows a memory operand to be the value being added, and split it
18805 to improve vectorization.
18806 (sse5_pmacsdqh_mem): Ditto.
18807 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18808 (sse5_mulv2div2di3_high): Ditto.
18809 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18810 (vec_pack_trunc_v4si): Ditto.
18811 (vec_pack_trunc_v2di): Ditto.
18812 (sse5_pcmov_<mode>): Remove code that tried to use use
18813 andps/andnps instead of pcmov.
18814 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18815 pmacsdqh instructions.
18816 (vec_widen_smult_lo_v4si): Ditto.
18818 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18819 (PPERM_INVERT): Ditto.
18820 (PPERM_REVERSE): Ditto.
18821 (PPERM_REV_INV): Ditto.
18822 (PPERM_ZERO): Ditto.
18823 (PPERM_ONES): Ditto.
18824 (PPERM_SIGN): Ditto.
18825 (PPERM_INV_SIGN): Ditto.
18826 (PPERM_SRC1): Ditto.
18827 (PPERM_SRC2): Ditto.
18828 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18830 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18832 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18833 says ignore whether the last reference is a memory operand.
18835 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18836 Paolo Bonzini <bonzini at gnu dot org>
18838 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18841 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18842 (vlshr<mode>3): Rename from vlshr<mode>3.
18843 (vashr<mode>3): Rename from vashr<mode>3.
18844 (mulv4sf3): Change the names of vector shift patterns.
18848 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18851 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18876 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18877 (floatunssidf2_internal): Change vector/vector shift names.
18878 (floatunsdidf2_internal): Ditto.
18885 (vashl<mode>3): Rename from ashl<mode>3.
18886 (vashr<mode>3): Rename from ashr<mode>3.
18887 (vlshr<mode>3): Rename from lshr<mode>3.
18888 (vrotl<mode>3): Rename from rotl<mode>3.
18890 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18893 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18894 multiply gives the wrong value when doing widening multiplies.
18895 (vec_widen_smult_lo_v4si): Ditto.
18897 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18899 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18900 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18901 emit_library_call_value.
18902 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18903 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18904 * calls.c (initialize_argument_information, precompute_arguments,
18905 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18906 (precompute_arguments): Removed flags parameter.
18907 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18909 2008-05-14 Richard Guenther <rguenther@suse.de>
18911 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18912 Make sure to register the store if the use is a PHI_NODE.
18914 2008-05-14 Olivier Hainque <hainque@adacore.com>
18916 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18917 memory if the component is to be referenced in BLKmode according
18918 to get_inner_reference.
18920 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18922 * calls.c (emit_library_call_value_1): Restore code clearing
18923 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18925 2008-05-14 Olivier Hainque <hainque@adacore.com>
18926 Nicolas Roche <roche@adacore.com>
18928 * configure.ac: Add support for a "gcc_subdir" variable in
18929 config-lang.in, to denote a subdirectory where the language/GCC
18930 integration files are to be found.
18931 * configure: Regenerate.
18933 2008-05-14 Ira Rosen <irar@il.ibm.com>
18935 PR tree-optimization/36098
18936 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18937 value for the first load in the group in case of a gap.
18938 (vect_build_slp_tree): Check that there are no gaps in loads.
18940 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18942 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18943 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18944 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18945 emit_insn and remove unneeded code to construct extra args.
18946 (emit_no_conflict_block): Removed.
18947 * optabls.h: (emit_no_conflict_block): Removed.
18948 * cse.c (cse_extended_basic_block): Remove search for
18949 REG_NO_CONFLICT note.
18950 * global.c: Removed incorrect comment added in revision 117.
18951 * expr.c (convert_move): Change call to emit_no_conflict_block to
18953 * recog.c: Change comments so that they do not mention
18955 * local_alloc.c (combine_regs): Removed last parameter.
18956 (no_conflict_p): Removed.
18957 (block_alloc): Removed note, no_conflict_combined_regno and set
18958 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18959 (combine_regs): Removed already_dead and code to look for
18960 REG_NO_CONFLICT notes.
18961 * lower_subreg (remove_retval_note): Removed code to look for
18962 REG_NO_CONFLICT block.
18963 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18964 (resolve_clobber): Remove code to process libcalls that have
18965 REG_NO_CONFLICT notes.
18966 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18968 * combine.c (can_combine_p, distribute_notes): Removed
18969 REG_NO_CONFLICT case.
18970 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18972 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18973 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18975 * reg-notes.def (NO_CONFLICT): Removed.
18977 2008-05-14 David S. Miller <davem@davemloft.net>
18979 * config/sparc/sparc.c (sparc_profile_hook): If
18980 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18981 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18982 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18984 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18986 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18988 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18991 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18992 and op1 expansion before vector concat to have less live pseudos.
18994 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18996 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18997 ix86_expand_vector_set if supported.
18999 2008-05-13 Diego Novillo <dnovillo@google.com>
19000 Kenneth Zadeck <zadeck@naturalbridge.com>
19002 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19004 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19005 phinodes_print_statistics, init_ssanames, fini_ssanames,
19006 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19007 release_ssa_name, release_defs, replace_ssa_name_symbol,
19008 ssanames_print_statistics): Move ...
19009 * tree-flow.h: ... here.
19010 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19011 Use FN instead of cfun.
19012 (make_ssa_name_fn): Rename from make_ssa_name.
19013 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19014 * tree-flow-inline.h (make_ssa_name): Move from
19015 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19016 * omp-low.c (expand_omp_parallel):
19017 * tree-flow-inline.h (redirect_edge_var_map_result):
19018 * tree-ssa.c (init_tree_ssa): Add argument FN.
19019 Use it instead of cfun. Update all users.
19021 2008-05-13 Tom Tromey <tromey@redhat.com>
19023 PR preprocessor/22168:
19024 * doc/cpp.texi (Top): Update menu.
19025 (Alternatives to Wrapper #ifndef): New node.
19026 (Other Directives): Document deprecation.
19027 (Obsolete Features): Remove menu.
19028 (Assertions): Merge node into Obsolete Features.
19029 (Obsolete once-only headers): Move earlier; rename to Alternatives
19030 to Wrapper #ifndef.
19031 * doc/cppopts.texi: Update.
19032 * c.opt (Wdeprecated): Enable for C and ObjC.
19033 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19034 (C++ Dialect Options): Move -Wno-deprecated from here to...
19035 (Warning Options): ... here.
19037 2008-05-13 Richard Guenther <rguenther@suse.de>
19039 PR middle-end/36227
19040 * fold-const.c (fold_sign_changed_comparison): Do not allow
19041 changes in pointer-ness.
19043 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19046 * config/sh/sh.c (sh_expand_prologue): Don't clear
19047 RTX_FRAME_RELATED_P for push insns.
19049 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19051 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19053 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19055 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19056 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19057 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19059 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19061 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19062 (*vec_concatv4sf_sse): This.
19063 (*sse2_concatv2si): Renamed to ...
19064 (*vec_concatv2si_sse2): This.
19065 (*sse1_concatv2si): Renamed to ...
19066 (*vec_concatv2si_sse): This.
19067 (*vec_concatv2di_rex): Renamed to ...
19068 (*vec_concatv2di_rex64): This.
19069 (*vec_concatv2si_sse4_1): New.
19070 (*vec_concatv2di_rex64_sse4_1): Likewise.
19072 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19074 PR rtl-optimization/36111
19075 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19076 that was created for swappable operands.
19078 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19081 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19082 * configure.ac: Add call to ACX_PROG_GNAT.
19084 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19086 * optc-gen.awk: Fix comment typo.
19088 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19090 * pretty-print.c (pp_integer_with_precision): Use
19091 HOST_LONG_LONG_FORMAT.
19093 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19095 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19097 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19099 * config/i386/i386.c (bdesc_ptest): Removed.
19100 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19101 (bdesc_args): Add __builtin_ia32_ptestz128,
19102 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19103 (ix86_init_mmx_sse_builtins): Updated.
19104 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19105 (ix86_expand_builtin): Updated.
19107 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19109 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19110 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19112 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19114 * value-prof.c (interesting_stringop_to_profile): Do not
19115 return early for BUILT_IN_MEMPCPY.
19117 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19119 * calls.c (expand_call): Don't use callgraph to increase
19120 preferred_stack_boundary.
19122 * cgraph.h (cgraph_rtl_info): Use unsigned on
19123 preferred_incoming_stack_boundary.
19125 * final.c (rest_of_clean_state): Use unsigned on
19126 preferred_stack_boundary.
19128 2008-05-09 Tom Tromey <tromey@redhat.com>
19130 PR preprocessor/22231:
19131 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19134 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19136 PR tree-optimization/36129
19137 * tree-ssa-ccp.c: Include value-prof.h.
19138 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19139 built-in function was folded to a constant.
19140 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19142 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19143 Sebastian Pop <sebastian.pop@amd.com>
19145 * tree-scalar-evolution.c: Document instantiate_scev.
19146 (instantiate_parameters_1): Renamed instantiate_scev_1.
19147 Don't use the same loop for instantiation_loop and evolution_loop.
19148 (instantiate_scev): New.
19149 (instantiate_parameters): Moved...
19150 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19151 same loop twice. Maintains the semantics for this function.
19152 * tree-scalar-evolution.h (instantiate_scev): Declare.
19153 (instantiate_parameters): ...here. Now static inline.
19154 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19155 instead of resolve_mixers.
19157 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19159 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19161 2008-05-09 Tomas Bily <tbily@suse.cz>
19163 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19164 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19165 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19166 * c-common.c (c_common_truthvalue_conversion): Likewise.
19167 * tree-object-size.c (compute_object_offset): Likewise.
19168 * tree-inline.c (estimate_num_insns_1): Likewise.
19169 * varasm.c (const_hash_1, compare_constant, copy_constant)
19170 (compute_reloc_for_constant, output_addressed_constants)
19171 (initializer_constant_valid_p): Likewise.
19172 * c-omp.c (check_omp_for_incr_expr): Likewise.
19173 * gimplify.c (gimplify_expr): Likewise.
19174 * c-typeck.c (c_finish_return): Likewise.
19175 * tree-vectorizer.c (supportable_widening_operation)
19176 (supportable_narrowing_operation): Likewise.
19177 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19178 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19179 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19180 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19181 (descr_info_loc): Likewise.
19182 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19183 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19184 (fold_unary): Likewise.
19185 * builtins.c (get_pointer_alignment): Likewise.
19186 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19187 (instantiate_parameters_1): Likewise.
19188 * tree.c (expr_align, stabilize_reference): Likewise.
19189 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19190 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19191 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19192 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19193 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19194 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19196 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19197 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19198 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19199 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19200 (forward_propagate_comparison)
19201 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19202 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19203 * emit-rtl.c (component_ref_for_mem_expr)
19204 (set_mem_attributes_minus_bitpos): Likewise.
19205 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19206 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19208 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19209 (build_function_call, pointer_diff, build_compound_expr)
19210 (c_finish_return): Likewise.
19211 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19212 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19214 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19215 * expr.c (is_aligning_offset): Likewise.
19216 * tree-ssa-alias.c (is_escape_site): Likewise.
19217 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19218 (check_all_va_list_escapes): Likewise.
19219 * tree-ssa-loop-ivopts.c (determine_base_object)
19220 (determine_common_wider_type): Likewise.
19221 * dojump.c (do_jump): Likewise.
19222 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19223 * tree-gimple.c (is_gimple_cast): Likewise.
19224 * fold-const.c (decode_field_reference, )
19225 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19226 (fold_binary): Likewise.
19227 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19228 (already_warned_in_frontend_p): Likewise.
19229 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19230 * tree.c (really_constant_p, get_unwidened): Likewise.
19231 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19232 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19233 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19235 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19237 (CONVERT_EXPR_P): Define.
19238 (CASE_CONVERT): Define.
19240 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19242 PR middle-end/36117
19243 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19244 (delete_unmarked_insns): When deleting a call, call
19245 delete_unreachable_blocks.
19246 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19247 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19249 2008-05-08 Richard Guenther <rguenther@suse.de>
19251 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19252 (-ftree-salias): Likewise.
19253 (salias-max-implicit-fields): Remove param documentation.
19254 (salias-max-array-elements): Likewise.
19255 * tree-pass.h (pass_create_structure_vars): Remove.
19256 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19257 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19258 * tree-ssa-alias.c (create_structure_vars): Remove.
19259 (gate_structure_vars): Likewise.
19260 (pass_create_structure_vars): Likewise.
19261 (gate_build_alias): Likewise.
19262 (pass_build_alias): Adjust to run always and dump the function.
19263 * common.opt (ftree-salias): Hide.
19264 * passes.c (init_optimization_passes): Remove
19265 pass_create_structure_vars, adjust comment.
19266 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19267 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19268 * opts.c (decode_options): Do not set flag_tree_salias.
19269 (common_handle_option): Add OPT_ftree_salias to the backward
19270 compatibility section.
19272 2008-05-08 Richard Guenther <rguenther@suse.de>
19274 * tree-flow-inline.h (var_can_have_subvars): Move ...
19275 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19276 * tree-flow.h (var_can_have_subvars): Remove.
19277 (push_fields_onto_fieldstack): Remove.
19278 (sort_fieldstack): Likewise.
19279 (struct fieldoff): Move ...
19280 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19281 alias_set and base_for_components fields.
19282 (sort_fieldstack): Make static.
19283 (push_fields_onto_fieldstack): Likewise. Remove code that
19284 handles anything but RECORD_TYPEs. Remove alias_set and
19285 base_for_components handling.
19286 (create_variable_info_for): Adjust.
19288 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19290 * common.opt (Wframe-larger-than=): Shorten the help message
19292 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19294 2008-05-08 Rafael Espíndola <espindola@google.com>
19296 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19298 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19299 trap and that both operands are gimple values.
19300 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19301 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19304 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19306 * read-rtl.c (join_c_conditions): Return the first string if the
19307 two strings are equal.
19309 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19311 * gensupport.h (pred_data): Add a "num_codes" field.
19312 (add_predicate_code): Declare.
19313 * gensupport.c (add_predicate_code): New function.
19314 (std_pred_table): Add an "allows_const_p" field.
19315 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19316 Remove the (incomplete) list of such codes from the codes field.
19317 (init_predicate_table): Use add_predicate_code. Add all
19318 RTX_CONST_OBJs if allows_const_p is true.
19319 * genrecog.c (process_define_predicate): Use add_predicate_code.
19321 2008-05-08 David Daney <ddaney@avtrex.com>
19322 Richard Sandiford <rsandifo@nildram.co.uk>
19324 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19325 special case of constant zero operands.
19326 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19327 old and new values. Special case constant zero values.
19328 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19330 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19331 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19333 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19336 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19337 similar RTX_CONST_OBJ before CONST_INT.
19339 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19341 * stmt.c (expand_stack_restore): Change sa mode if needed.
19343 2008-05-08 Richard Guenther <rguenther@suse.de>
19345 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19346 return type to bool.
19347 (ix86_sol10_return_in_memory): Likewise.
19348 (ix86_i386elf_return_in_memory): Likewise.
19349 (ix86_i386interix_return_in_memory): Likewise.
19350 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19351 (ix86_sol10_return_in_memory): Likewise.
19352 (ix86_i386elf_return_in_memory): Likewise.
19353 (ix86_i386interix_return_in_memory): Likewise.
19355 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19358 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19360 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19361 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19364 2008-05-08 Richard Guenther <rguenther@suse.de>
19366 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19367 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19368 (DR_SUBVARS): Remove.
19369 * tree-dfa.c (dump_subvars_for): Remove.
19370 (debug_subvars_for): Likewise.
19371 (dump_variable): Do not dump subvars.
19372 (remove_referenced_var): Do not remove subvars.
19373 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19374 (lookup_subvars_for_var): Remove.
19375 (get_subvars_for_var): Likewise.
19376 (get_subvars_at): Likewise.
19377 (get_first_overlapping_subvar): Likewise.
19378 (overlap_subvar): Likewise.
19379 * tree-flow.h (subvar_t): Remove.
19380 (struct var_ann_d): Remove subvars field.
19381 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19382 argument. Remove special handling of SFTs.
19383 (compute_tag_properties): Likewise.
19384 (set_initial_properties): Likewise.
19385 (compute_call_clobbered): Likewise.
19386 (count_mem_refs): Likewise.
19387 (compute_memory_partitions): Likewise.
19388 (compute_flow_insensitive_aliasing): Likewise.
19389 (setup_pointers_and_addressables): Likewise.
19390 (new_type_alias): Likewise.
19391 (struct used_part): Remove.
19392 (used_portions): Likewise.
19393 (struct used_part_map): Likewise.
19394 (used_part_map_eq): Likewise.
19395 (used_part_map_hash): Likewise.
19396 (free_used_part_map): Likewise.
19397 (up_lookup): Likewise.
19398 (up_insert): Likewise.
19399 (get_or_create_used_part_for): Likewise.
19400 (create_sft): Likewise.
19401 (create_overlap_variables_for): Likewise.
19402 (find_used_portions): Likewise.
19403 (create_structure_vars): Likewise.
19404 * tree.def (STRUCT_FIELD_TAG): Remove.
19405 * tree.h (MTAG_P): Adjust.
19406 (struct tree_memory_tag): Remove base_for_components and
19407 unpartitionable flags.
19408 (struct tree_struct_field_tag): Remove.
19409 (SFT_PARENT_VAR): Likewise.
19410 (SFT_OFFSET): Likewise.
19411 (SFT_SIZE): Likewise.
19412 (SFT_NONADDRESSABLE_P): Likewise.
19413 (SFT_ALIAS_SET): Likewise.
19414 (SFT_UNPARTITIONABLE_P): Likewise.
19415 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19416 (union tree_node): Remove sft field.
19417 * alias.c (get_alias_set): Remove special handling of SFTs.
19418 * print-tree.c (print_node): Remove handling of SFTs.
19419 * tree-dump.c (dequeue_and_dump): Likewise.
19420 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19421 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19422 * tree-predcom.c (set_alias_info): Do not set subvars.
19423 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19424 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19425 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19426 (add_vars_for_offset): Remove.
19427 (add_virtual_operand): Remove special handling of SFTs.
19428 (add_call_clobber_ops): Likewise.
19429 (add_call_read_ops): Likewise.
19430 (get_asm_expr_operands): Likewise.
19431 (get_modify_stmt_operands): Likewise.
19432 (get_expr_operands): Likewise.
19433 (add_to_addressable_set): Likewise.
19434 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19435 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19436 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19437 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19438 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19439 (tree_node_structure): Likewise.
19440 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19442 (find_what_p_points_to): Likewise.
19444 2008-05-08 Sa Liu <saliu@de.ibm.com>
19446 * config/spu/spu.md: Fixed subti3 pattern.
19448 2008-05-08 Richard Guenther <rguenther@suse.de>
19450 PR middle-end/36154
19451 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19452 sure to create a representative for trailing arrays for PTA.
19454 2008-05-08 Richard Guenther <rguenther@suse.de>
19456 PR middle-end/36172
19457 * fold-const.c (operand_equal_p): Two objects which types
19458 differ in pointerness are not equal.
19460 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19462 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19463 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19464 (emit_library_call_value_1): Add new variable fndecl initialized by
19465 NULL_TREE. It should be the decl type of orgfun, but this information
19466 seems not to be available here, so it uses the default calling abi.
19467 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19468 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19469 by TARGET_RETURN_IN_MEMORY.
19470 * config/i386/i386-interix.h: Likewise.
19471 * config/i386/i386.h: Likewise.
19472 * config/i386/i386elf.h: Likewise.
19473 * config/i386/ptx4-i.h: Likewise.
19474 * config/i386/sol2-10.h: Likewise.
19475 * config/i386/sysv4.h: Likewise.
19476 * config/i386/vx-common.h: Likewise.
19477 * config/cris/cris.h: Removed #if 0 clause.
19478 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19479 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19481 (ix86_sol10_return_in_memory): Likewise.
19482 (ix86_i386elf_return_in_memory): New.
19483 (ix86_i386interix_return_in_memory): New.
19484 * config/mt/mt-protos.h (mt_return_in_memory): New.
19485 * config/mt/mt.c: Likewise.
19486 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19487 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19488 * config/bfin/bfin.h: Likewise.
19489 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19491 * config/bfin/bfin.c: Likewise.
19492 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19493 * config/alpha/unicosmk.h: Likewise.
19494 * config/i386/cygming.h: Likewise.
19495 * config/iq2000/iq2000.h: Likewise.
19496 * config/mips/mips.h: Likewise.
19497 * config/mn10300/mn10300.h: Likewise.
19498 * config/rs6000/rs6000.h: Likewise.
19499 * config/score/score.h: Likewise.
19500 * config/spu/spu.h: Likewise.
19501 * config/v850/v850.h: Likewise.
19502 * defaults.h: Likewise.
19503 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19504 * expr.c (emit_block_move): Adjust use of
19505 OUTGOING_REG_PARM_STACK_SPACE.
19506 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19507 OUTGOING_REG_PARM_STACK_SPACE.
19508 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19510 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19512 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19513 on OMP_RETURN for OMP_FOR.
19516 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19517 (fortran_common): New function.
19518 (gen_variable_die): Call fortran_common instead of common_check,
19519 adjust for it returning tree instead of rtx. Formatting.
19521 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19525 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19526 * c-decl.c (merge_decls): Ditto.
19527 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19528 to RTL_CONST_OR_PURE_CALL_P.
19529 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19530 Initialized DECL_LOOPING_CONST_PURE.
19531 (process_call_operands): Set tree_side_effects properly.
19532 * tree.h (TREE_READONLY_DECL_P): Removed.
19533 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19534 (DECL_LOOPING_OR_CONST_P): New macro.
19535 (struct tree_function_decl): Added looping_const_or_pure_p.
19536 (ECF_*) Renumbered.
19537 (ECF_LOOPING_OR_CONST_P): New macro.
19538 * rtlanal.c (pure_const_p): Removed.
19539 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19540 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19541 to RTL_CONST_CALL_P.
19542 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19543 (check_decl, check_tree, check_call, scan_function): Initialize
19545 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19546 (static_execute): Set looping true for recursive functions.
19547 Undo setting state to IPA_NEITHER for recursive functions.
19548 * cse.c (cse_insn):
19549 * ifcvt.c (noce_can_store_speculate_p): Changed
19550 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19551 RTL_CONST_OR_PURE_CALL_P.
19552 * dse.c (scan_insn): Ditto.
19553 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19554 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19555 RTL_CONST_OR_PURE_CALL_P.
19556 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19557 pure_call_p to RTL_CONST_CALL_P.
19558 * gimplify.c (gimplify_call_expr): Clear side effects for
19559 non-looping pure and constant calls.
19560 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19561 (flags_from_decl_or_type): Set ecf flags from decl flags.
19562 (initialize_argument_information): Turn off
19563 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19564 Change const to pure if callee_copies is true rather than just
19566 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19567 way of marking pure calls.
19568 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19569 Remove hack that was supposed to fix pr7335 and remove old
19570 way of marking pure calls.
19571 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19572 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19573 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19574 RTL_CONST_OR_PURE_CALL_P.
19575 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19576 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19577 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19578 * sched-deps.c (schedule_analyze): Ditto.
19579 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19580 return_val field of calls to represent pure and const function info.
19581 (CONST_OR_PURE_CALL_P): Deleted macro.
19582 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19583 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19584 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19586 * tree-optimize.c (execute_fixup_cfg): Added test for
19587 ECF_LOOPING_CONST_OR_PURE.
19588 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19590 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19591 effects for looping pure or const calls.
19592 (verify_gimple_expr): Added verification code.
19593 * config/alpha/alpha.c (alpha_legitimize_address,
19594 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19596 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19597 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19598 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19599 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19600 RTL_CONST_OR_PURE_CALL_P.
19601 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19602 and const calls to be deleted.
19604 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19607 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19608 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19609 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19610 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19611 to handle nonimmediate operands.
19612 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19613 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19614 to handle nonimmediate operands.
19615 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19616 (mmx_pmulhrwv4hi3): New expander. Use
19617 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19618 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19619 (sse2_umulv1siv1di3): New expander. Use
19620 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19621 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19622 (mmx_eq<mode>3): New expander. Use
19623 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19624 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19625 (mmx_uavgv8qi3): New expander. Use
19626 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19627 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19628 (mmx_uavgv4hi3): New expander. Use
19629 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19631 * config/i386/sse.md
19632 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19633 to handle nonimmediate operands.
19634 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19635 to handle nonimmediate operands.
19636 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19637 to handle nonimmediate operands.
19638 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19639 to handle nonimmediate operands.
19640 (sse2_unpckhpd_exp): New expander. Use
19641 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19642 (sse2_unpcklpd_exp): New expander. Use
19643 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19644 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19645 to handle nonimmediate operands.
19646 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19647 to handle nonimmediate operands.
19648 (*sse2_<plusminus_insn><mode>3): Rename from
19649 sse2_<plusminus_insn><mode>3 insn pattern.
19650 (sse2_<plusminus_insn><mode>3): New expander. Use
19651 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19652 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19653 (sse2_umulv2siv2di3): New expander. Use
19654 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19655 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19656 (sse4_1_mulv2siv2di3): New expander. Use
19657 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19658 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19659 (sse2_pmaddwd): New expander. Use
19660 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19661 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19662 (sse2_eq<mode>3): New expander. Use
19663 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19664 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19665 (sse4_1_eqv2di3): New expander. Use
19666 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19667 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19668 (sse2_uavgv16qi3): New expander. Use
19669 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19670 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19671 (sse2_uavgv16qi3): New expander. Use
19672 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19673 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19674 (sse2_uavgv8hi3): New expander. Use
19675 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19676 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19677 (ssse3_pmulhrswv8hi3): New expander. Use
19678 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19679 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19680 (ssse3_pmulhrswv4hi3): New expander. Use
19681 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19683 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19684 (<sse>_vmmul<mode>3): Ditto.
19685 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19687 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19688 (ssse3_pmaddubsw): Ditto.
19690 * config/i386/i386.c (struct_builtin_description)
19691 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19692 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19693 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19694 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19695 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19696 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19697 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19698 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19699 (ix86_fixup_binary_operands): Assert that src1
19700 and src2 must have the same mode when swapped.
19701 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19702 and ix86_binary_operator_ok. Do not force operands in registers
19705 2008-05-07 Jan Hubicka <jh@suse.cz>
19707 * cgraph.c (dump_cgraph_node): Update.
19708 * cgraph.h (cgraph_local_info): Break out inline summary.
19709 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19711 * ipa-inline (inline_summary): New accestor function.
19712 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19713 cgraph_decide_inlining, compute_inline_parameters): Update.
19714 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19716 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19718 Cleanup ColdFire scheduling support and add V4 pipeline model.
19720 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19721 (define_attr cpu): Add cfv4 value.
19722 (define_attr type, define_attr type1): Merge into a single 'type'
19723 attribute. Update all uses.
19724 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19725 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19727 (define_attr opx_mem, define_attr opy_mem): Remove.
19728 (define_attr op_mem): Clean up, update comment.
19729 (define_attr size): Use specific values instead of general int.
19730 (define_attr guess, define_attr split): Remove. Update all uses.
19731 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19732 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19733 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19734 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19735 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19736 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19737 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19738 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19739 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19740 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19741 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19742 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19743 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19744 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19745 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19746 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19747 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19748 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19749 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19750 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19751 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19752 Update or set attributes.
19753 (stack_tie): New fake instruction.
19755 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19756 (m68k_sched_attr_size): Update declaration.
19757 (m68k_sched_attr_type2): Remove.
19758 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19759 Declare new bypass predicates.
19761 * config/m68k/m68k.c (m68k_sched_issue_rate,
19762 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19764 (TARGET_SCHED_ISSUE_RATE,
19765 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19766 (override_options): Handle scheduling for ColdFire V4 core.
19767 (m68k_expand_prologue): Emit stack_tie.
19768 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19769 'OP_TYPE_FPN'. Update all uses.
19770 (sched_guess_p): Remove.
19771 (sched_address_type): Handle symbolic addresses.
19772 (sched_get_operand): New static function.
19773 (sched_operand_type): Merge into sched_attr_op_type.
19774 (sched_attr_op_type): Handle FP registers, handle quick constants,
19776 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19777 (m68k_sched_attr_size): Update. Move logic to ...
19778 (sched_get_attr_size_int): New static function.
19779 (sched_get_opxy_mem_type): New static function.
19780 (m68k_sched_attr_op_mem): Update.
19781 (m68k_sched_attr_type2): Remove.
19782 (sched_cfv4_bypass_data): New static variable.
19783 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19784 (m68k_sched_issue_rate): Implement scheduler hook.
19785 (struct _sched_ib: enabled_p): New field.
19786 (m68k_sched_variable_issue): Update. Handle V4.
19787 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19788 sched_dump_class_func_t, sched_dump_split_class,
19789 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19790 sched_dump_dfa_class, m68k_sched_dump): Remove.
19791 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19793 (m68k_sched_init_global): Remove statisctics dumping, introduce
19794 sanity check that all instructions have pipeline reservations. Handle
19796 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19797 Handle ColdFire V4 core.
19798 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19799 New static functions.
19800 (m68k_sched_address_bypass_p): New bypass predicate.
19801 (sched_get_indexed_address_scale): New static function.
19802 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19804 * cf.md: Update comments.
19805 (define_attr type2): Remove. Use 'type' attribute instead.
19807 (cf_ib): Rename to cfv123_ib. Update all uses.
19808 (cf_oep): Rename to cfv123_oep. Update all uses.
19809 (cf_chr): Rename to cfv123_chr. Update all uses.
19810 (cf_mem): Rename to cfv123_mem. Update all uses.
19811 (cf_mac): Move to more appropriate place.
19812 (cfv123_guess): New automaton and cpu_unit.
19813 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19814 Update uses of 'size' attribute. Handle before reload scheduling.
19815 (cfv123_guess): New dummy reservation for unhandled instructions.
19816 (cfv4_*): Pipeline description of ColdFire V4 core.
19817 (ignore): New reservation to handle 'ignore' type.
19819 2008-05-07 Ian Lance Taylor <iant@google.com>
19821 PR middle-end/36013
19822 * gimplify.c (find_single_pointer_decl_1): Don't look through
19824 (find_single_pointer_decl): Adjust comments.
19826 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19828 PR middle-end/36137
19829 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19830 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19832 PR middle-end/36106
19833 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19834 integral type rather than floating point, then VIEW_CONVERT_EXPR
19835 to the floating point type.
19837 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19839 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19840 TFmode op0 to register.
19842 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19844 * c-decl.c (grokdeclarator): Comment typo.
19846 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19848 * tree-flow.h: Remove prototype for computed_goto_p.
19849 * tree-cfg.c (computed_goto_p): Make static.
19851 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19854 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19855 (contains_aligned_value_p): This. Handle _Decimal128.
19856 (ix86_function_arg_boundary): Only align _Decimal128 to its
19857 natural boundary and handle it properly.
19859 2008-05-06 Martin Jambor <mjambor@suse.cz>
19861 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19862 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19863 (ipcp_method_set_orig_node): Removed.
19864 (ipcp_cval_get_cvalue_type): Removed.
19865 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19866 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19867 (ipcp_cval_set_cvalue_type): Removed.
19868 (ipcp_cval_get_cvalue): Removed.
19869 (ipcp_cval_set_cvalue): Removed.
19870 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19871 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19872 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19873 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19874 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19875 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19876 (ipcp_get_ith_lattice): Changed parameters.
19877 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19878 (ipcp_lattice_from_jfunc): Changed parameters.
19879 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19880 (ipcp_method_cval_print): Added temporary variable info.
19881 (ipcp_redirect): Removed already unused local variable caller.
19882 (ipcp_redirect): New temporary variable orig_callee_info
19883 (ipcp_redirect): Removed newly unused local variable callee.
19884 (ipcp_redirect): Removed (a bit confusing) local variable type.
19885 (ipcp_insert_stage): Added local variable info.
19886 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19888 (ipcp_formal_create): Removed.
19889 (ipcp_method_cval_set): Removed.
19890 (ipcp_propagate_stage): Renamed lattice variables.
19891 (ipcp_method_cval_set_cvalue_type): Removed.
19892 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19893 (ipcp_print_all_lattices): Changed printed strings to refer to
19894 lattices rather than cvals.
19895 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19896 (ipcp_propagate_const): Changed formal parameters.
19897 (build_const_val): Changed formal parameters.
19898 (ipcp_insert_stage): Removed useless variable cvalue
19899 (build_const_val): Changed formal parameters.
19900 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19901 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19902 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19903 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19904 (ipcp_print_func_profile_counts): Changed string from "method" to
19906 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19907 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19908 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19909 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19910 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19911 (ipcp_lat_is_const): Changed parameters and made inline.
19912 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19913 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19914 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19915 the predicate condition directly
19916 (ipcp_propagate_stage): Added local variable args. Removed local
19917 variable callee. (Both are mere code simplifications.)
19918 (ipcp_method_dont_insert_const): Renamed to
19919 ipcp_node_not_modifiable_p.
19920 (ipcp_node_not_modifiable_p): Made inline.
19921 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19922 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19923 (ipcp_print_all_lattices): Removed variable cvalue
19924 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19927 2008-05-06 Olivier Hainque <hainque@adacore.com>
19929 * tree-sra.c (try_instantiate_multiple_fields): Early return
19930 if field has POINTER_TYPE.
19932 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19934 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19935 by using 'q' specifier for instruction.
19936 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19938 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19940 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19941 Change mode of zero_extract from QImode to HImode.
19942 (sign bit tests peepholes): (Ditto.).
19944 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19946 * config/i386/mmx.md: Remove double backslashes from asm templates.
19947 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19948 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19949 to handle nonimmediate operands.
19950 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19951 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19952 to handle nonimmediate operands.
19953 (*mmx_<code>v2sf3_finite): New insn pattern.
19954 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19955 (mmx_<code>v2sf3): New expander. Use
19956 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19957 (mmx_<plusminus_insn><mode>3): New expander. Use
19958 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19959 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19960 (mmx_add<mode>3): Removed.
19961 (mmx_ssadd<mode>3): Ditto.
19962 (mmx_usadd<mode>3): Ditto.
19963 (mmx_sub<mode>3): Ditto.
19964 (mmx_sssub<mode>3): Ditto.
19965 (mmx_ussub<mode>3): Ditto.
19966 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19967 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19968 to handle nonimmediate operands.
19969 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19971 (mmx_smulv4hi3_highpart): New expander. Use
19972 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19973 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19975 (mmx_umulv4hi3_highpart): New expander. Use
19976 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19977 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19978 (mmx_<code>v4hi3): New expander. Use
19979 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19980 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19981 (mmx_<code>v8qi3): New expander. Use
19982 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19983 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19984 (mmx_<code><mode>3): New expander. Use
19985 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19987 2008-05-05 Jan Hubicka <jh@suse.cz>
19989 PR tree-optimization/36118
19990 * passes.c (pass_init_dump_file): Fix dump header.
19992 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19994 PR middle-end/36141
19995 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19996 VCE for function decls.
19998 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20000 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20002 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20004 * config/i386/i386.md (sat_plusminus): New.
20005 (plusminus_insn): Likewise.
20006 (plusminus_mnemonic): Likewise.
20008 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20009 (*<addsub><mode>3_cc_overflow): Renamed to ...
20010 (*<plusminus_insn><mode>3_cc_overflow): This.
20011 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20012 (*<plusminus_insn>si3_zext_cc_overflow): This.
20014 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20015 (<plusminus_insn><mode>3): This.
20016 (*<addsub><mode>3): Renamed to ...
20017 (*<plusminus_insn><mode>3): This.
20018 (<sse>_vm<addsub><mode>3): Renamed to ...
20019 (<sse>_vm<plusminus_insn><mode>3): This.
20020 (sse3_h<addsub>v4sf3): Renamed to ...
20021 (sse3_h<plusminus_insn>v4sf3): This.
20022 (sse3_h<addsub>v2df3): Renamed to ...
20023 (sse3_h<plusminus_insn>v2df3): This.
20024 (<plusminus_insn><mode>3): New.
20025 (*<plusminus_insn><mode>3): Likewise.
20026 (sse2_<plusminus_insn><mode>3): Likewise.
20027 (add<mode>): Removed.
20028 (*add<mode>3): Likewise.
20029 (sse2_ssadd<mode>3): Likewise.
20030 (sse2_usadd<mode>3): Likewise.
20031 (sub<mode>3): Likewise.
20032 (*sub<mode>3): Likewise.
20033 (sse2_sssub<mode>3): Likewise.
20034 (sse2_ussub<mode>3): Likewise.
20036 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20038 * gthr-single.h: Add in required interface elements as per gthr.h.
20039 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20040 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20041 Generalize UNUSED macro.
20042 (__gthread_once): Add.
20043 (__gthread_key_create): Add.
20044 (__gthread_key_delete): Add.
20045 (__gthread_getspecific): Add.
20046 (__gthread_setspecific): Add.
20048 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20050 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20051 the same size types for the indirect reference on the rhs, then
20054 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20056 * config/i386/i386.md
20057 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20058 one insn template instead of template series.
20059 (*xordi_1_rex64): Ditto.
20060 (*xordi_2_rex64): Ditto.
20062 2008-05-05 Ira Rosen <irar@il.ibm.com>
20064 PR tree-optimization/36119
20065 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20068 2008-06-04 Jan Hubicka <jh@suse.cz>
20070 tree-optimization/36100
20071 * tree-pass.h (pass_O0_always_inline): Declare.
20072 * ipa-inline.c (inline_transform): Remove dead code.
20073 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20074 pass_O0_always_inline): New.
20075 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20077 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20079 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20080 mnemonic in this_param move for TARGET_64BIT.
20082 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20084 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20085 (*strmovsi_rex_1): Ditto.
20086 (*strsetsi_1): Ditto.
20087 (*strsetsi_rex_1): Ditto.
20089 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20090 adddicc expanders using SWI mode iterator.
20092 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20095 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20098 2008-05-04 David S. Miller <davem@davemloft.net>
20100 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20101 (sparc*-*-linux*): Use linux.h in tm_file.
20102 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20103 compiler defaulting to 32-bit.
20104 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20106 * config/sparc/linux.h: Remove definitions now obtained
20107 properly from linux.h
20108 * config/sparc/linux64.h: Likewise.
20109 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20110 don't want this setting for 32-bit builds in a biarch compiler.
20111 * doc/install.texi: Add sparc-linux to list of targets
20112 supporting --enable-targets=all.
20114 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20116 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20118 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20120 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20121 after V4SI_FTYPE_V8HI.
20122 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20123 case V4SI_FTYPE_V2DF.
20125 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20127 * doc/invoke.texi (max-flow-memory-locations): Removed.
20128 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20130 2008-05-03 Richard Guenther <rguenther@suse.de>
20132 PR middle-end/34973
20133 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20135 2008-05-02 David S. Miller <davem@davemloft.net>
20137 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20139 2008-05-02 Simon Baldwin <simonb@google.com>
20142 * c-common.h (warn_array_subscript_range): Removed.
20143 * c-common.c (warn_array_subscript_range): Ditto.
20144 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20145 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20147 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20149 * config/i386/i386.c (ix86_special_builtin_type): New.
20150 (bdesc_special_args): Likewise.
20151 (ix86_expand_special_args_builtin): Likewise.
20152 (ix86_init_mmx_sse_builtins): Updated.
20153 (ix86_expand_builtin): Updated.
20154 (ix86_expand_store_builtin): Removed.
20155 (ix86_expand_unop_builtin): Likewise.
20157 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20158 * config/i386/mmintrin.h (__v2sf): Here.
20160 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20162 (_mm_loadl_pi): Likewise.
20163 (_mm_storeh_pi): Replace __v2si with __v2sf.
20164 (_mm_storel_pi): Likewise.
20166 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20167 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20168 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20169 __builtin_ia32_loadlpd.
20171 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20173 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20174 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20175 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20176 (ix86_init_mmx_sse_builtins): Updated.
20177 (ix86_expand_args_builtin): Likewise.
20178 (ix86_expand_builtin): Likewise.
20179 (ix86_expand_unop1_builtin): Renamed to ...
20180 (ix86_expand_unop_vec_merge_builtin): This.
20182 2008-05-01 Jan Hubicka <jh@suse.cz>
20185 * ipa-inline.c (inline_generate_summary): Make static.
20186 (inline_transform): Do not call inlining at -O0; make static.
20187 * passes.c (execute_todo): Add sanity check.
20188 (execute_one_ipa_transform_pass): Execute proper flags.
20190 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20192 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20193 (DECL_NONADDRESSABLE_P): Likewise.
20194 * alias.c (record_component_aliases): Fix comment.
20196 2008-05-01 Simon Baldwin <simonb@google.com>
20198 * c-common.h (warn_array_subscript_range): New function.
20199 * c-common.c (warn_array_subscript_range): Ditto.
20200 * tree-vrp.c (check_array_ref): Corrected code to agree with
20201 comment, ignoring only arrays of size 0 or size 1.
20202 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20204 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20206 * config/i386/i386.c (ix86_builtin_type): Replace
20207 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20208 (bdesc_args): Updated.
20209 (ix86_init_mmx_sse_builtins): Likewise.
20210 (ix86_expand_args_builtin): Likewise.
20212 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20215 * doc/extend.texi: Correct __builtin_ia32_palignr.
20217 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20220 * config/i386/i386.c (bdesc_crc32): Removed.
20221 (ix86_expand_crc32): Likewise.
20222 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20223 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20224 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20225 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20226 UINT_FTYPE_UINT_UCHAR.
20227 (bdesc_args): Updated. Add crc32 builtins.
20228 (ix86_init_mmx_sse_builtins): Updated.
20229 (ix86_expand_args_builtin): Updated to support subreg.
20231 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20233 2008-05-01 Jan Hubicka <jh@suse.cz>
20235 * tree-pass.h (opt_pass): Add IPA_PASS.
20236 (varpool_node, cgraph_node): Forward declare.
20237 (ipa_opt_pass): Define.
20238 (pass_ipa_inline): Turn into ipa_opt_pass.
20239 (pass_apply_inline): Remove.
20240 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20241 (apply_inline): Turn into ....
20242 (inline_transform): ... this one.
20243 (inline_generate_summary): New function.
20244 (pass_apply_inline): Remove.
20245 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20247 (struct function): Add ipa_transforms_to_apply.
20248 * passes.c (register_one_dump_file): Work on IPA_PASS.
20249 (init_optimization_passes): Remove pass_inline_parameters and
20251 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20252 (execute_one_pass) ... here; apply transforms when possible.
20253 (add_ipa_transform_pass, execute_ipa_summary_asses,
20254 execute_one_ipa_transform_pass): New.
20255 (execute_ipa_pass_list): Update for IPA_PASS type.
20257 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20259 * config/i386/i386.c (ix86_builtin_type): Add
20260 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20261 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20262 (bdesc_args): Add SSE4a builtins.
20263 (ix86_init_mmx_sse_builtins): Updated.
20264 (ix86_expand_args_builtin): Likewise.
20265 (ix86_expand_builtin): Likewise.
20267 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20269 * config/i386/i386.c (ix86_builtin_type): Add
20270 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20271 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20272 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20273 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20274 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20275 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20276 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20277 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20278 and DI_FTYPE_DI_DI_INT.
20279 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20280 (ix86_init_mmx_sse_builtins): Updated.
20281 (ix86_expand_args_builtin): Likewise.
20282 (ix86_expand_builtin): Likewise.
20283 (ix86_expand_binop_imm_builtin): Removed.
20285 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20287 2008-04-30 Richard Guenther <rguenther@suse.de>
20289 PR tree-optimization/32921
20290 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20292 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20294 * config/arm/arm.c (arm_unwind_emit): Use
20295 crtl->all_throwers_are_sibcalls instead of
20296 cfun->all_throwers_are_sibcalls.
20297 (arm_output_fn_unwind): Likewise.
20298 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20299 instead of cfun->uses_pic_offset_table.
20300 (frv_expand_prologue): Likewise.
20301 (frv_frame_pointer_required): Likewise.
20302 (frv_expand_fdpic_call): Likewise.
20303 (frv_emit_movsi): Likewise.
20304 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20305 cfun->returns_pcc_struct instead of
20306 current_function_returns_pcc_struct.
20307 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20308 instead of cfun->calls_eh_return.
20309 (m32c_pushm_popm): Likewise.
20310 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20311 "extern" declaration.
20313 2008-04-30 Richard Guenther <rguenther@suse.de>
20315 PR tree-optimization/21636
20316 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20318 (evaluate_stmt): Print the likely value.
20319 (ccp_visit_stmt): Avoid excessive vertical spacing.
20321 2008-04-30 Rafael Espíndola <espindola@google.com>
20323 * builtins.c (fold_call_expr): Return realret.
20324 * tree-ssa-threadedge.c
20325 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20326 __builtin_object_size.
20328 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20330 * gcc.c (wrapper_string): New variable.
20331 (insert_wrapper): New function.
20332 (execute): New option -wrapper.
20333 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20335 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20337 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20338 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20339 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20341 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20342 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20343 config/rs6000/e500crtres64gprctr.asm,
20344 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20345 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20346 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20347 config/rs6000/e500crtsav64gprctr.asm,
20348 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20349 config/rs6000/e500crtsavg64gprctr.asm: New files.
20350 * config/rs6000/t-ppccomm: Add build rules for new files.
20351 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20352 * config/rs6000/t-netbsd: Add build rules for new files.
20353 (LIB2FUNCS_STATIC_EXTRA): New variable.
20354 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20355 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20356 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20358 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20360 * config/i386/i386.c (ix86_builtin_type): Add
20361 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20362 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20363 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20364 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20365 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20366 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20367 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20368 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20369 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20370 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20371 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20372 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20373 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20374 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20375 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20376 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20377 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20378 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20379 V1DI_FTYPE_V2SI_V2SI.
20380 (bdesc_2arg): Moved to ...
20381 (bdesc_args): Here.
20382 (ix86_init_mmx_sse_builtins): Updated.
20383 (ix86_expand_args_builtin): Updated. Take a pointer
20384 to const struct builtin_description. Handle comparison
20386 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20387 (ix86_expand_builtin): Updated.
20389 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20390 (ssse3_pmaddubsw128): This.
20391 (ssse3_pmaddubswv4hi3): Renamed to ...
20392 (ssse3_pmaddubsw): This.
20394 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20395 (__builtin_ia32_packssdw128): Likewise.
20396 (__builtin_ia32_packuswb128): Likewise.
20397 (__builtin_ia32_pmaddubsw): Likewise.
20398 (__builtin_ia32_pmaddubsw128): Likewise.
20400 2008-04-30 Richard Guenther <rguenther@suse.de>
20402 PR tree-optimization/14847
20403 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20404 (recognize_bits_test): Use it.
20405 (recognize_single_bit_test): Likewise.
20407 2008-04-30 Martin Jambor <mjambor@suse.cz>
20409 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20410 instead of setting number of formal parameters to zero.
20411 (ipcp_init_stage): Do not set the number of actual parameters to zero
20413 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20414 which are called with variable number of arguments.
20415 (ipcp_insert_stage): Explicitely skipping all nodes which are
20416 called with variable number of arguments.
20417 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20418 number of parameters.
20420 * ipa-prop.h (struct ipa_node_params): Added flag
20421 called_with_var_arguments
20422 (ipa_set_param_count): Added. Changed sole setter to use it.
20423 (ipa_get_param_count): Added. All readers of param_count
20424 converted to use it instead.
20425 (ipa_set_called_with_variable_arg): Added.
20426 (ipa_is_called_with_var_arguments): Added.
20427 (ipa_get_ith_param): Added. All readers of param_decls converted
20429 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20431 (ipa_get_cs_argument_count): Added, all readers of argument_count
20433 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20436 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20437 (struct ipcp_lattice): Renamed cval_type to type
20438 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20440 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20441 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20442 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20443 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20444 (build_const_val): Changed the type of parameter cvalue to tree
20445 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20446 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20448 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20451 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20452 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20453 (ipa_add_method): Renamed to ipa_push_func_to_list
20454 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20455 (ipa_callsite_param_count): Removed.
20456 (ipa_callsite_param_count_set): Removed.
20457 (ipa_callsite_param): Removed.
20458 (ipa_callsite_callee): Removed.
20459 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20460 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20461 (ipa_method_formal_count): Removed.
20462 (ipa_method_formal_count_set): Removed.
20463 (ipa_method_get_tree): Removed.
20464 (ipa_method_tree_map_create): Removed.
20465 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20466 (ipa_create_param_decls_array): Creates the array itself
20467 (ipa_create_param_decls_array): Temporary variable info instead of
20468 a few dereferences.
20469 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20470 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20471 (get_type): Removed.
20472 (ipa_jf_get_info_type): Removed.
20473 (ipa_node_create): Renamed to ipa_create_node_params
20474 (ipa_free): Renamed to ipa_free_all_node_params
20475 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20476 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20477 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20478 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20479 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20480 ipa_free_all_edge_args
20481 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20482 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20483 (ipa_create_methodlist_node): Removed.
20484 (ipa_methodlist_method): Removed.
20485 (ipa_methodlist_method_set): Removed.
20486 (ipa_methodlist_next_method): Removed.
20487 (ipa_methodlist_next_method_set): Removed.
20488 (ipa_method_is_modified): Removed.
20489 (ipa_method_modify_create): Removed.
20490 (ipa_method_modify_init): Temporary variable info instead of a few
20492 (ipa_detect_param_modifications): Temporary variable info instead of
20493 a few dereferences.
20494 (ipa_compute_jump_functions): Temporary variable info instead of
20495 a few dereferences.
20496 (ipa_method_modify_set): Removed.
20497 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20498 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20499 than craph_node as the first parameter.
20500 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20501 (ipa_method_modify_init): Removed.
20502 (ipa_compute_jump_functions): Added a temp variable instead of
20503 repeatadly dereferencing the cgraph_edge.aux pointer
20504 (ipa_callsite_param_set_type): Removed.
20505 (ipa_compute_jump_functions): i renamed to index and moved to
20507 (ipa_callsite_param_set_info_type_formal): Removed.
20508 (ipa_callsite_param_set_info_type): Removed.
20509 (ipa_callsite_param_map_create): Removed.
20510 (ipa_callsite_tree): Removed.
20511 (ipa_callsite_caller): Removed.
20512 (ipa_pop_func_from_list): return_method removed to return_func
20514 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20515 prefixed all values with IPA_. Changed all users.
20516 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20517 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20518 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20519 (union parameter_info): Renamed to jump_func_value.
20520 (union jump_func_value): Renamed value to constant
20521 (struct ipa_jump_func): Renamed info_type to value
20522 (struct ipa_node): Renamed to ipa_node_params
20523 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20524 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20525 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20526 (struct ipa_edge): Renamed to ipa_edge_args
20527 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20528 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20529 (struct ipa_methodlist): Renamed to ipa_func_list
20530 (struct ipa_func_list): method_p renamed to node, next_method
20532 (ipa_methodlist_p): Removed, switched all users to struct pointer
20533 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20535 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20537 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20538 (rs6000_emit_epilogue): Use backchain to restore only when we
20539 have a large frame. Make use of frame pointer to restore if we
20540 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20542 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20544 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20545 Add mode to zero_extract.
20546 (sign bit tests peepholes): (Ditto.).
20548 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20550 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20551 Instructions in comments with SSE3.
20552 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20553 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20554 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20555 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20556 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20557 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20558 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20559 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20560 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20561 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20562 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20563 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20564 (bdesc_sse_args): Renamed to ...
20565 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20566 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20567 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20568 IX86_BUILTIN_FABSQ.
20569 (bdesc_1arg): Moved to ...
20570 (bdesc_args): Here.
20571 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20572 Instructions in comments with SSE3.
20573 (ix86_expand_sse_operands_builtin): Renamed to ...
20574 (ix86_expand_args_builtin): This. Updated.
20575 (ix86_expand_unop1_builtin): Update comments.
20576 (ix86_expand_builtin): Updated.
20578 2008-04-29 Richard Guenther <rguenther@suse.de>
20580 PR tree-optimization/36078
20581 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20582 Update virtual SSA form after cleaning up the CFG.
20584 2008-04-29 Richard Guenther <rguenther@suse.de>
20586 PR middle-end/15255
20587 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20589 2008-04-29 Richard Guenther <rguenther@suse.de>
20591 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20592 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20593 (compute_flow_insensitive_aliasing): Do not treat
20594 PTR_IS_REF_ALL pointers special.
20595 (get_smt_for): Likewise.
20596 (may_alias_p): Re-structure.
20597 (is_escape_site): A ref-all pointer conversion is not an escape site.
20598 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20599 PTR_IS_REF_ALL pointers special.
20600 * tree-ssa-structalias.h (struct alias_info): Remove
20601 ref_all_symbol_mem_tag field.
20602 (PTR_IS_REF_ALL): Remove.
20604 2008-04-29 Richard Guenther <rguenther@suse.de>
20606 PR middle-end/36077
20607 * fold-const.c (extract_muldiv_1): In combining division constants
20608 make sure to never overflow.
20610 2008-04-29 Nick Clifton <nickc@redhat.com>
20612 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20614 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20617 * optc-gen.awk: Work around HP-UX/IA awk bug.
20619 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20621 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20624 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20627 * config/i386/i386.md
20628 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20629 Change operand 1 predicate to nonimmediate_operand.
20631 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20634 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20636 * gengtype.c (walk_type, write_func_for_structure): Handle
20638 * doc/gty.texi: Document chain_circular.
20640 2008-04-28 Richard Guenther <rguenther@suse.de>
20642 PR tree-optimization/36066
20643 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20646 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20649 * config/i386/i386.md
20650 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20651 Use match_scratch instead of match_operand for operands 3 and 4.
20653 2008-04-27 Richard Guenther <rguenther@suse.de>
20655 PR tree-optimization/18754
20656 PR tree-optimization/34223
20657 * tree-pass.h (pass_complete_unrolli): Declare.
20658 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20659 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20660 Rewrite loop into loop closed SSA form if it is not already.
20661 (tree_unroll_loops_completely): Re-structure to iterate over
20662 innermost loops with intermediate CFG cleanups.
20663 Unroll outermost loops only if requested or the code does not grow
20665 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20666 loops are available.
20667 (tree_vectorize): Instead do so here.
20668 (tree_complete_unroll): Also unroll outermost loops.
20669 (tree_complete_unroll_inner): New function.
20670 (gate_tree_complete_unroll_inner): Likewise.
20671 (pass_complete_unrolli): New pass.
20672 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20673 uses outside of the loop.
20674 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20675 form if it is available.
20676 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20677 * passes.c (init_optimization_passes): Schedule complete inner
20678 loop unrolling pass before the first CCP pass after final inlining.
20680 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20682 * targhooks.h (default_emutls_var_fields,
20683 default_emutls_var_init): Declare.
20684 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20685 * target.h (struct gcc_target): Add struct emutls member.
20686 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20687 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20688 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20689 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20690 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20691 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20692 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20693 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20694 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20695 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20696 emit debug information.
20697 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20698 * varasm.c: Include targhooks.h.
20699 (emutls_object_section, emutls_tmpl_section): New.
20700 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20701 (EMUTLS_SEPARATOR): New.
20702 (prefix_name): New.
20703 (get_emutls_object_name): New.
20704 (default_emutls_var_fields): New, broken out of ...
20705 (get_emutls_object_type): ... here. Adjust to use target hooks.
20706 (get_emutls_init_templ_addr): Adjust to use target hooks.
20707 (emutls_decl): Adjust to use target hooks.
20708 (emutls_finish): Likewise.
20709 (default_emutls_var_init): New, broken out of ...
20710 (assemble_variable): ... here. Adjust to use target hooks.
20711 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20712 SECCAT_EMUTLS_TMPL.
20713 * c-common.c (handle_section_attribute): Prevent overriding
20714 sections for emulated tls with special sections.
20715 * config/i386/i386.c (x86_64_elf_select_section): Add
20716 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20717 (x86_64_elf_unique_section): Likewise.
20718 * config/vxworks.c: Include tree.h.
20719 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20720 (vxworks_override_options): Set TLS scheme.
20721 * doc/tm.texi (Emulated TLS): New node.
20723 2008-04-26 Simon Baldwin <simonb@google.com>
20726 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20727 with propagated string constants.
20729 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20731 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20732 constraint for operand 2 when operand 0 is memory operand.
20733 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20734 operand 0 is memory operand.
20735 (fix_trunc<mode>_i387_with_temp): Ditto.
20736 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20737 operand 2 when operand 1 is memory operand.
20738 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20739 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20740 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20741 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20742 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20743 operands 2,3 and 4 when operand 1 is memory operand.
20744 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20746 (fistdi2_floor_with_temp): Ditto.
20747 (fist<mode>2_floor_with_temp): Ditto.
20748 (fistdi2_ceil_with_temp): Ditto.
20749 (fist<mode>2_ceil_with_temp): Ditto.
20750 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20752 2008-04-26 David Daney <ddaney@avtrex.com>
20754 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20756 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20757 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20758 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20759 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20760 (compare_and_swap_12): New insn.
20761 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20762 * config/mips/mips.c (mips_force_binary): New function.
20763 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20764 (mips_expand_compare_and_swap_12): New function.
20765 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20767 2008-04-25 Jan Hubicka <jh@suse.cz>
20770 * cfgexpand.c (pass_expand): Turn into RTL pass.
20771 * passes.c (execute_one_pass): Do pass typechecking after execution.
20772 * tree-pass.h (pass_expand): Turn into RTL pass.
20774 * function.h (struct rtl_data): Move here fields
20775 accesses_prior_frames, calls_eh_return, saves_all_registers,
20776 has_nonlocal_goto, has_asm_statement, is_thunk,
20777 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20778 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20779 arg_pointer_save_area_init from struct function; turn into bool.
20780 (struct function): Move
20781 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20782 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20783 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20784 tail_call_emit, arg_pointer_save_area_init
20785 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20786 (current_function_returns_struct, current_function_returns_pcc_struct,
20787 current_function_calls_setjmp, current_function_calls_alloca,
20788 current_function_accesses_prior_frames,
20789 current_function_calls_eh_return, current_function_is_thunk,
20790 current_function_stdarg, current_function_profile,
20791 current_function_limit_stack, current_function_uses_pic_offset_table,
20792 current_function_uses_const_pool, current_function_has_nonlocal_label,
20793 current_function_saves_all_registers,
20794 current_function_has_nonlocal_goto,
20795 current_function_has_asm_statement): Remove accesor macros.
20796 * ra-conflict.c (global_conflicts): Update.
20797 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20798 (suitable_for_tail_call_opt_p): Update.
20799 * builtins.c (expand_builtin_return_addr): Update.
20800 (expand_builtin_setjmp_setup): Update.
20801 (expand_builtin_nonlocal_goto): Update.
20802 * final.c (final_start_function): Update.
20803 (profile_function): Update.
20804 (leaf_function_p): Update.
20805 (only_leaf_regs_used): Update.
20806 * df-scan.c (df_get_exit_block_use_set): Update.
20807 * dojump.c (clear_pending_stack_adjust): Update.
20808 * tree-stdarg.c (gate_optimize_stdarg): Update.
20809 * gimple-low.c (lower_function_body): Update.
20810 * global.c (compute_regsets): Update.
20811 (global_alloc): Update.
20812 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20813 * expr.c (expand_assignment): Update.
20814 * dse.c (dse_step0): Update.
20815 (dse_step1): Update.
20816 * c-decl.c (store_parm_decls): Update.
20817 * local-alloc.c (combine_regs): Update.
20818 (find_free_reg): Update.
20819 * function.c (assign_parms_augmented_arg_list): Update.
20820 (assign_parm_find_data_types): Update.
20821 (assign_parms): Update.
20822 (allocate_struct_function): Update.
20823 (expand_function_start): Update.
20824 (expand_function_end): Update.
20825 (get_arg_pointer_save_area): Update.
20826 (thread_prologue_and_epilogue_insns): Update.
20827 (rest_of_match_asm_constraints): Update.
20828 * stor-layout.c (variable_size): Update.
20829 * gcse.c (gcse_main): Update.
20830 (bypass_jumps): Update.
20831 * gimplify.c (gimplify_function_tree): Update.
20832 * calls.c (emit_call_1): Update.
20833 (expand_call): Update.
20834 * bt-load.c (compute_defs_uses_and_gen): Update.
20835 * except.c (sjlj_assign_call_site_values): Update.
20836 (sjlj_emit_function_enter): Update.
20837 (can_throw_external): Update.
20838 (set_nothrow_function_flags): Update.
20839 (expand_builtin_unwind_init): Update.
20840 (expand_eh_return): Update.
20841 (convert_to_eh_region_ranges): Update.
20842 (output_function_exception_table): Update.
20843 * emit-rtl.c (gen_tmp_stack_mem): Update.
20844 * cfgexpand.c (expand_used_vars): Update.
20845 (tree_expand_cfg): Update.
20846 * cfgcleanup.c (rest_of_handle_jump): Update.
20847 * explow.c (allocate_dynamic_stack_space): Update.
20848 * varasm.c (assemble_start_function): Update.
20849 (force_const_mem): Update.
20850 (mark_constant_pool): Update.
20851 * tree-optimize.c (tree_rest_of_compilation): Update.
20852 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20853 * tree-cfg.c (notice_special_calls): Update.
20854 (is_ctrl_altering_stmt): Update.
20855 (tree_can_make_abnormal_goto): Update.
20856 (tree_purge_dead_abnormal_call_edges): Update.
20857 * config/alpha/predicates.md: Update.
20858 * config/alpha/alpha.c (alpha_sa_mask): Update.
20859 (alpha_sa_size): Update.
20860 (alpha_does_function_need_gp): Update.
20861 (alpha_expand_prologue): Update.
20862 (alpha_start_function): Update.
20863 (alpha_output_function_end_prologue): Update.
20864 (alpha_expand_epilogue): Update.
20865 * config/frv/frv.c (frv_stack_info): Update.
20866 (frv_expand_epilogue): Update.
20867 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20868 (s390_register_info): Update.
20869 (s390_frame_info): Update.
20870 (s390_init_frame_layout): Update.
20871 (s390_can_eliminate): Update.
20872 (save_gprs): Update.
20873 * config/spu/spu.c (spu_split_immediate): Update.
20874 (need_to_save_reg): Update.
20875 (spu_expand_prologue): Update.
20876 (spu_expand_epilogue): Update.
20877 * config/sparc/sparc.md: Update.
20878 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20879 (sparc_tls_got): Update.
20880 (legitimize_pic_address): Update.
20881 (sparc_emit_call_insn): Update.
20882 (sparc_expand_prologue): Update.
20883 (output_return): Update.
20884 (print_operand): Update.
20885 (sparc_function_ok_for_sibcall): Update.
20886 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20887 * config/m32r/m32r.md: Update.
20888 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20889 (m32r_compute_frame_size): Update.
20890 (m32r_expand_prologue): Update.
20891 (m32r_expand_epilogue): Update.
20892 (m32r_legitimize_pic_address): Update.
20893 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20894 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20895 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20896 (gen_push): Update.
20897 (ix86_save_reg): Update.
20898 (ix86_compute_frame_layout): Update.
20899 (ix86_expand_prologue): Update.
20900 (ix86_expand_epilogue): Update.
20901 * config/sh/sh.c (output_stack_adjust): Update.
20902 (calc_live_regs): Update.
20903 (sh5_schedule_saves): Update.
20904 (sh_expand_prologue): Update.
20905 (sh_expand_epilogue): Update.
20906 (sh_setup_incoming_varargs): Update.
20907 (sh_allocate_initial_value): Update.
20908 (sh_get_pr_initial_val): Update.
20909 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20910 * config/sh/sh.md (label:): Update.
20911 * config/avr/avr.c (out_movhi_mr_r): Update.
20912 * config/crx/crx.h (enum): Update.
20913 * config/xtensa/xtensa.h (along): Update.
20914 * config/stormy16/stormy16.c Update.
20915 (xstormy16_compute_stack_layout): Update.
20916 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20917 (fr30_expand_prologue): Update.
20918 * config/cris/cris.c (cris_conditional_register_usage): Update.
20919 (cris_reg_saved_in_regsave_area): Update.
20920 (cris_initial_frame_pointer_offset): Update.
20921 (cris_simple_epilogue): Update.
20922 (cris_expand_prologue): Update.
20923 (cris_expand_epilogue): Update.
20924 (cris_expand_pic_call_address): Update.
20925 (cris_asm_output_symbol_ref): Update.
20926 (cris_asm_output_label_ref): Update.
20927 * config/cris/cris.md Update.
20928 * config/iq2000/iq2000.c (compute_frame_size): Update.
20929 (iq2000_expand_epilogue): Update.
20930 * config/mt/mt.h (save_direction): Update.
20931 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20932 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20933 (ia64_secondary_reload_class): Update.
20934 * config/m68k/m68k.c (m68k_save_reg): Update.
20935 (m68k_expand_prologue): Update.
20936 (m68k_expand_epilogue): Update.
20937 (legitimize_pic_address): Update.
20938 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20939 (first_reg_to_save): Update.
20940 (first_altivec_reg_to_save): Update.
20941 (compute_vrsave_mask): Update.
20942 (compute_save_world_info): Update.
20943 (rs6000_stack_info): Update.
20944 (spe_func_has_64bit_regs_p): Update.
20945 (rs6000_ra_ever_killed): Update.
20946 (rs6000_emit_eh_reg_restore): Update.
20947 (rs6000_emit_allocate_stack): Update.
20948 (rs6000_emit_prologue): Update.
20949 (rs6000_emit_epilogue): Update.
20950 (rs6000_output_function_epilogue): Update.
20951 (output_profile_hook): Update.
20952 (rs6000_elf_declare_function_name): Update.
20953 * config/rs6000/rs6000.h (rs6000_args): Update.
20954 * config/rs6000/rs6000.md: Update.
20955 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20956 * config/arc/arc.c (arc_output_function_epilogue): Update.
20957 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20958 * config/darwin.c (machopic_function_base_name): Update.
20959 * config/score/score3.c (score3_compute_frame_size): Update.
20962 (score3_epilogue): Update.
20963 * config/score/score7.c (score7_compute_frame_size): Update.
20964 (score7_prologue): Update.
20965 (score7_epilogue): Update.
20966 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20967 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20968 * config/arm/arm.c (use_return_insn): Update.
20969 (require_pic_register): Update.
20970 (arm_load_pic_register): Update.
20971 (arm_compute_save_reg0_reg12_mask): Update.
20972 (arm_compute_save_reg_mask): Update.
20973 (thumb1_compute_save_reg_mask): Update.
20974 (output_return_instruction): Update.
20975 (arm_output_function_prologue): Update.
20976 (arm_output_epilogue): Update.
20977 (arm_get_frame_offsets): Update.
20978 (arm_expand_prologue): Update.
20979 (thumb_pushpop): Update.
20980 (thumb_exit): Update.
20981 (thumb1_expand_prologue): Update.
20982 (thumb1_expand_epilogue): Update.
20983 (arm_unwind_emit): Update.
20984 (arm_output_fn_unwind): Update.
20985 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20986 * config/arm/arm.md: Update.
20987 * config/pa/pa.md: Update.
20988 * config/pa/pa.c (legitimize_pic_address): Update.
20989 (compute_frame_size): Update.
20990 (hppa_expand_prologue): Update.
20991 (hppa_expand_epilogue): Update.
20992 (borx_reg_operand): Update.
20993 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20994 (HARD_REGNO_RENAME_OK): Update.
20995 * config/mips/mips.c (mips_global_pointer): Update.
20996 (mips_save_reg_p): Update.
20997 (mips_compute_frame_info): Update.
20998 (mips_frame_pointer_required): Update.
20999 (mips_expand_prologue): Update.
21000 (mips_expand_epilogue): Update.
21001 (mips_can_use_return_insn): Update.
21002 (mips_reorg_process_insns): Update.
21003 * config/v850/v850.c (compute_register_save_size): Update.
21004 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21005 * config/mmix/mmix.c (along): Update.
21006 (mmix_expand_epilogue): Update.
21007 * config/bfin/bfin.c (legitimize_pic_address): Update.
21008 (must_save_p): Update.
21009 (stack_frame_needed_p): Update.
21010 (add_to_reg): Update.
21011 (bfin_expand_prologue): Update.
21012 * stmt.c (expand_asm_operands): Update.
21013 * reload1.c (reload): Update.
21014 (init_elim_table): Update.
21016 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21018 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21020 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21022 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21023 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21024 (mov<mode>): Removed.
21025 (*movv4sf_internal): Likewise.
21026 (*movv2df_internal): Likewise.
21028 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21030 * config.gcc (crx-*-elf): Remove deprecation.
21032 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21034 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21035 __gcc_deregister_frame with atexit.
21036 (deregister_frame_dtor): Remove.
21038 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21039 Nathan Sidwell <nathan@codesourcery.com>
21041 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21043 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21044 (rs6000_isel): Likewise.
21045 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21046 (rs6000_isel): New variable.
21047 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21049 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21052 * c-common.c (handle_vector_size_attribute): Call
21053 lang_hooks.types.reconstruct_complex_type instead of
21054 reconstruct_complex_type.
21055 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21056 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21057 * langhooks.h (struct lang_hooks_for_types): Add
21058 reconstruct_complex_type hook.
21059 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21060 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21062 2008-04-24 Richard Guenther <rguenther@suse.de>
21064 * c-common.h (check_builtin_function_arguments): Declare.
21065 * c-common.c (validate_nargs): New function.
21066 (check_builtin_function_arguments): Likewise.
21067 * c-typeck.c (build_function_call): Call
21068 check_builtin_function_arguments.
21069 * builtins.c (fold_builtin_classify): Remove error reporting code.
21070 (fold_builtin_unordered_cmp): Likewise.
21071 (fold_builtin_1): Likewise.
21072 (fold_builtin_n): Likewise.
21074 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21076 PR tree-optimization/36008
21077 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21078 the original op1, rather than delta by step.
21080 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21081 Sebastian Pop <sebastian.pop@amd.com>
21083 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21084 eliminate_local_variables_stmt, eliminate_local_variables,
21085 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21086 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21087 of code delimited by two edges in the CFG.
21088 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21089 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21090 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21091 the case of parallelisation of reductions.
21092 (expr_invariant_in_region_p): New.
21094 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21095 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21097 2008-04-24 Ira Rosen <irar@il.ibm.com>
21098 Richard Guenther <rguenther@suse.de>
21100 PR tree-optimization/36034
21101 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21102 incapable of dealing with loads with gaps.
21104 2008-04-24 Rafael Espíndola <espindola@google.com>
21106 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21107 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21108 vrp_evaluate_conditional.
21109 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21110 (vrp_evaluate_conditional): Split the cond argument.
21111 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21112 (simplify_stmt_for_jump_threading): Update call to
21113 vrp_evaluate_conditional.
21115 2008-04-24 Ira Rosen <irar@il.ibm.com>
21117 PR tree-optimization/35982
21118 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21119 interleaved data-refs are of the same type.
21121 2008-04-24 Danny Smith <dannysmith@users.net>
21123 * c-format.c (check_format_info_main): Use strncmp rather than a
21124 magic prefix to handle multichar length specs.
21125 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21126 Don't prefix "I64" and "I32" with '\0'.
21128 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21131 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21132 in registers for -m32 only if stdarg_p (fntype).
21134 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21136 PR rtl-optimization/36006
21137 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21138 temp to op0 in order to avoid invalid rtx sharing.
21140 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21142 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21143 check TREE_INVARIANT.
21144 * tree-gimple.c (is_gimple_address): New.
21145 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21146 * tree-gimple.h (is_gimple_address): New.
21147 * tree.h (decl_address_invariant_p): New.
21148 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21149 (build_string): Likewise.
21150 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21151 (tree_invariant_p_1): Likewise.
21152 (save_expr): Use it.
21153 (tree_invariant_p): New.
21154 (skip_simple_arithmetic): Use it.
21155 (stabilize_reference_1): Use it.
21156 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21158 (build1_stat): Drop code to compute TREE_INVARIANT.
21159 (build2_stat): Drop code to compute TREE_INVARIANT.
21160 (build3_stat): Drop code to compute TREE_INVARIANT.
21161 (build4_stat): Drop code to compute TREE_INVARIANT.
21162 (build5_stat): Drop code to compute TREE_INVARIANT.
21163 (build7_stat): Drop code to compute TREE_INVARIANT.
21164 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21165 * tree.h (struct tree_base): Remove invariant_flag.
21166 (TREE_INVARIANT): Remove.
21167 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21168 (fold_builtin_expect): Check TREE_CONSTANT.
21169 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21170 * c-tree.h (c_expr_to_decl): Drop third parameter.
21171 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21172 (build_c_cast): Don't set TREE_INVARIANT.
21173 (pop_init_level): Don't set TREE_INVARIANT.
21174 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21175 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21177 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21178 (gimplify_addr_expr): Adjust comment.
21179 * tree-mudflap.c (mf_build_string):
21180 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21181 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21182 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21183 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21184 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21185 * langhooks.h (struct lang_hooks): Drop third parameter from
21188 2008-04-23 Richard Guenther <rguenther@suse.de>
21190 PR tree-optimization/27799
21191 PR tree-optimization/32921
21192 PR tree-optimization/32624
21193 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21194 SMTs aliases and the tag itself into the solution.
21195 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21196 merge the points-to solution back into the SMT aliases.
21197 (may_alias_p): Use alias_set_subset_of instead of
21198 aliases_conflict_p. A pointer which points to
21199 memory with alias set zero may access any variable.
21201 2008-04-23 Richard Guenther <rguenther@suse.de>
21203 * alias.c (alias_set_subset_of): Correctly handle asking
21204 if zero is a subset of an alias set with zero child.
21205 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21206 (compute_flow_insensitive_aliasing): Correctly walk all
21207 pointers. Do not unnecessarily union sets.
21209 2008-04-23 Richard Guenther <rguenther@suse.de>
21211 PR middle-end/36021
21212 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21214 2008-04-22 Tomas Bily <tbily@suse.cz>
21216 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21218 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21220 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21221 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21222 * tree-inline.c (estimate_num_insns_1): Likewise.
21223 * varasm.c (const_hash_1, compare_constant, copy_constant)
21224 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21225 * emit-rtl.c (component_ref_for_mem_expr)
21226 (set_mem_attributes_minus_bitpos): Likewise.
21227 * expr.c (highest_pow2_factor, expand_expr_real_1, )
21228 (is_aligning_offset): Likewise.
21229 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21230 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21231 * dojump.c (do_jump): Likewise.
21232 * builtins.c (get_pointer_alignment, get_memory_rtx)
21233 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21234 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21236 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21238 PR rtl-optimization/36017
21239 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21240 expanding the library call.
21242 2008-04-22 Ian Lance Taylor <iant@google.com>
21244 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21245 than size_in_bytes.
21247 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21249 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21250 of LR/CTR moves for Power6.
21252 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21254 PR middle-end/36003
21255 * passes.c (init_optimization_passes): Remove
21256 pass_fast_rtl_byte_dce.
21258 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21261 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21262 builtin functions to generate faster code.
21263 (_mm_cvtpu16_ps): Ditto.
21264 (_mm_cvtpi32x2_ps): Ditto.
21266 2008-04-22 Nick Clifton <nickc@redhat.com>
21268 * common.opt (ftree-loop-distribution): Add Optimization
21271 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21272 (frv_expand_builtin_va_start): Likewise.
21274 * config/arm/arm.c (thumb_find_work_register): Fix location of
21275 argument register count.
21277 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21279 Support scheduling for ColdFire V1 and V3 microarchitecture.
21280 Improve scheduling of multiplication instructions.
21282 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21283 (mac): New instruction attribute.
21284 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21285 (m68k_sched_mac): New variable.
21286 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21287 Handle cfv1 and cfv3.
21288 (max_insn_size): New static variable.
21289 (struct _sched_ib): New type.
21290 (sched_ib): New static variable.
21291 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21292 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21293 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21295 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21296 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21297 new variables. Update.
21298 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21299 Add modeling of cfv3 instruction buffer. Update.
21300 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21301 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21302 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21303 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21304 a particular reservation applies to.
21305 (type2): Reorganize attribute values. Rename alu to alu_reg,
21306 alu_l to alu, move_l to omove. Join move to alu. Split mul
21307 to mul_l and mul_w.
21308 (cf_ib_*): Simplify description of instruction buffer.
21309 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21310 (cf_mem): Split into cf_mem1 and cf_mem2.
21311 (cf_v2_move_??): Rename to cfv12_alu_??.
21312 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21313 (cf_v2_mul_??): Remove reservations.
21314 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21315 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21316 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21318 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21319 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21320 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21321 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21322 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21323 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21324 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21325 expansions of the above reservations for instructions of sizes
21328 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21330 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21332 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21334 * coverage.c: Include tree-pass.h.
21335 (coverage_counter_alloc): Print da_file_name to the dump file.
21337 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21339 * sbitmap.c (sbitmap_range_empty_p): New function.
21340 * sbitmap.h (sbitmap_range_empty_p): New function.
21341 * bitmap.h: Now includes obstack.h.
21343 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21344 Kenneth Zadeck <zadeck@naturalbridge.com>
21346 * dbgcnt.def (ra_byte_scan): Added.
21347 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21348 when the last hit happens for a counter.
21349 * timevar.def (TV_DF_BYTE_LR): New variable.
21350 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21351 * passes.c (pass_fast_rtl_byte_dce): New pass.
21352 * fwprop.c (update_df): Added mode to call df_ref_create.
21353 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21354 DF_REF_EXTRACT_OFFSET.
21355 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21356 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21358 (df_ref_extract): Added mode field.
21359 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21360 DF_REF_EXTRACT_OFFSET.
21361 (DF_REF_EXTRACT_MODE): New macro.
21362 (df_byte_lr_bb_info): New structure.
21363 (df_print_byte_regset, df_compute_accessed_bytes,
21364 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21365 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21366 df_byte_lr_simulate_uses,
21367 df_byte_lr_simulate_artificial_refs_at_top,
21368 df_byte_lr_simulate_artificial_refs_at_end,
21369 df_compute_accessed_bytes): New function.
21370 (df_ref_create): Add parameter.
21371 (df_byte_lr_get_bb_info): New inline function.
21372 * df-scan.c (df_ref_record, df_uses_record,
21373 df_ref_create_structure): Added mode parameter.
21374 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21375 df_defs_record, df_uses_record, df_get_conditional_uses,
21376 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21377 df_entry_block_defs_collect, df_exit_block_uses_collect):
21378 Added mode parameter to calls to df_ref_record, df_uses_record,
21379 df_ref_create_structure.
21380 (df_ref_equal_p, df_ref_compare): Added test for modes.
21381 (df_ref_create_structure): Added code to set mode. Renamed
21382 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21383 DF_REF_EXTRACT_OFFSET.
21384 * df-core.c (df_print_byte_regset): New function.
21385 * df-byte-scan.c: New file.
21386 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21387 calls to BITMAP_FREE.
21388 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21389 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21390 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21391 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21392 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21393 df_byte_lr_local_compute, df_byte_lr_init,
21394 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21395 df_byte_lr_transfer_function, df_byte_lr_free,
21396 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21397 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21398 df_byte_lr_simulate_uses,
21399 df_byte_lr_simulate_artificial_refs_at_top,
21400 df_byte_lr_simulate_artificial_refs_at_end): New function.
21401 * dce.c (byte_dce_process_block): New function.
21402 (dce_process_block): au is now passed in rather than computed
21403 locally. Changed loops that look at artificial defs to not look
21404 for conditional or partial ones, because there never are any.
21405 (fast_dce): Now is able to drive byte_dce_process_block or
21406 dce_process_block depending on the kind of dce being done.
21407 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21408 (rest_of_handle_fast_byte_dce): New function.
21409 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21410 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21412 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21415 * gcc.h: Added fortran options that take arguments to
21416 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21419 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21421 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21422 scalarization if on the LHS and not a full access.
21424 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21426 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21428 2008-04-18 Rafael Espíndola <espindola@google.com>
21430 * tree-vrp.c (find_case_label_index): Fix the binary search.
21431 (find_case_label_range): New.
21432 (vrp_visit_switch_stmt): Use find_case_label_range.
21433 (simplify_switch_using_ranges): Use find_case_label_range.
21435 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21437 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21438 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21440 2008-04-18 Tom Tromey <tromey@redhat.com>
21443 * doc/cpp.texi (Implementation-defined behavior): Mention
21446 2008-04-18 Ian Lance Taylor <iant@google.com>
21448 * fold-const.c (pointer_may_wrap_p): New static function.
21449 (fold_comparison): Add another test for pointer overflow. Use
21450 pointer_may_wrap_p to disable some false positives.
21452 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21454 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21455 (fname_as_string): Match updated cpp_interpret_string prototype.
21456 (fix_string_type): Support char16_t* and char32_t*.
21457 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21458 derivative) nodes. Register as builtin if C++0x.
21459 (c_parse_error): Support CPP_CHAR{16,32}.
21460 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21461 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21462 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21463 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21464 CTI_CHAR32_ARRAY_TYPE>: New elements.
21465 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21466 char32_type_node, signed_char32_type_node, char16_array_type_node,
21467 char32_array_type_node): New defines.
21468 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21469 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21470 (lex_string): Support CPP_STRING{16,32}, match updated
21471 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21472 (lex_charconst): Support CPP_CHAR{16,32}.
21473 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21474 and CPP_STRING{16,32}.
21476 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21479 * aclocal.m4: Regenerate.
21480 * configure: Regenerate.
21482 2008-04-18 Jan Hubicka <jh@suse.cz>
21484 * except.c (dw2_size_of_call_site_table,
21485 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21487 * cgraphbuild.c (build_cgraph_edges): Update.
21488 * tree-pass.h: Update comment.
21489 * final.c (leaf_function_p): Update.
21490 (leaf_renumber_regs): Update.
21491 (rest_of_clean_state): Update.
21492 * omp-low.c (expand_omp_parallel): Update.
21493 * ipa-reference.c (analyze_function): Update.
21494 * reorg.c (find_end_label): Update.
21495 (optimize_skip): Update.
21496 (fill_simple_delay_slots): Update.
21497 (fill_simple_delay_slots): Update.
21498 (make_return_insns): Update.
21499 (dbr_schedule): Update.
21500 * gimple-low.c (record_vars_into): Update.
21501 * cfgbuild.c (make_edges): Update.
21502 * function.c (assign_stack_local): Update.
21503 (assign_parm_adjust_stack_rtl): Update.
21504 (locate_and_pad_parm): Update.
21505 (allocate_struct_function): Do not initialize stack_alignment_needed
21506 and preferred_stack_boundary here.
21507 (stack_protect_prologue): Update.
21508 (stack_protect_epilogue): Update.
21509 (expand_function_start): Initialize stack_alignment_needed,
21510 preferred_stack_boundary and max_jumptable_ents.
21511 (expand_function_end): Update.
21512 (free_after_compilation): Do not NULLify epilogue_delay_list.
21513 * function.h (struct rtl_data): Add stack_protect_guard,
21514 stack_alignment_needed,
21515 preferred_stack_boundary, epilogue_delay_list.
21516 (struct function): Remove value_histograms, stack_alignment_needed,
21517 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21519 unexpanded_var_list, stack_protect_guard.
21520 (current_function_epilogue_delay_list): Remove.
21521 * ipa-type-escape.c (analyze_function): Update.
21522 * gimplify.c (pop_gimplify_context): Update comment.
21523 * calls.c (expand_call): Update.
21524 (emit_library_call_value_1): Update.
21525 * except.c (set_nothrow_function_flags): Update.
21526 * cfgexpand.c (get_decl_align_unit): Update.
21527 (create_stack_guard): Update.
21528 (estimated_stack_frame_size): Update.
21529 (expand_used_vars): Update.
21530 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21531 * explow.c (allocate_dynamic_stack_space): Update.
21532 * tree-ssa-live.c (remove_unused_locals): Update.
21533 * varasm.c (mark_constant_pool): Update.
21534 * tree-inline.c (remap_decls): Update.
21535 (initialize_cfun): Update.
21536 (declare_return_variable): Update.
21537 (inline_forbidden_p): Update.
21538 (expand_call_inline): Update.
21539 (declare_inline_vars): Update.
21540 (tree_function_versioning): Update.
21541 * tree-flow.h (value_histograms): New.
21542 (VALUE_HISTOGRAMS): New macro.
21543 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21545 * tree-cfg.c (set_bb_for_stmt): Update.
21546 (replace_by_duplicate_decl): Update.
21547 (move_block_to_fn): Update.
21548 (new_label_mapper): Update.
21549 (dump_function_to_file): Update.
21550 * ipa-struct-reorg.c (build_data_structure): Update.
21551 * cfgrtl.c (print_rtl_with_bb): Update.
21552 * reload1.c (reload): Update.
21554 * config/i386/i386.c (setup_incoming_varargs_64,
21555 ix86_compute_frame_layout): Update.
21556 * config/arc/arc.c (arc_output_function_epilogue): Update.
21558 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21560 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21561 for FreeBSD as well.
21562 * gthr-posix95.h: Likewise.
21564 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21566 PR rtl-optimization/35838
21567 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21568 out the byte offset of the first subreg.
21570 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21572 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21573 to split_ti instead of three separate calls with single member arrays.
21574 (subti3 splitter): Ditto.
21575 (adddi3 splitter): Ditto with split_di.
21576 (subdi3 splitter): Ditto.
21577 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21578 two separate calls with single member arrays. Swap match_dup
21579 operands 1 and 2 to better fit into the array.
21580 (negdi2 splitter): Ditto with split_di.
21581 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21582 two separate calls with single member arrays. Swap match_dup operands
21583 6 and 7 to better fit into the array.
21585 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21587 * config/i386/i386.c (sse_builtin_type): New.
21588 (bdesc_sse_args): Likewise.
21589 (bdesc_sse_3arg): Removed.
21590 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21591 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21592 IX86_BUILTIN_ROUNDPS.
21593 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21594 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21595 IX86_BUILTIN_ROUNDPS.
21596 (ix86_expand_sse_4_operands_builtin): Removed.
21597 (ix86_expand_sse_operands_builtin): New.
21598 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21599 and CODE_FOR_sse4_1_roundps.
21600 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21601 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21603 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21606 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21607 regs before frame pop when needed. If use_backchain_to_restore_sp
21608 then load backchain into a temp reg to restore vr and vrsave. Add
21609 code to restore vr after frame pop if possible.
21611 2008-04-17 Richard Guenther <rguenther@suse.de>
21613 * tree-vn.c (expressions_equal_p): Do not check type
21614 equality or compatibility before calling operand_equal_p.
21615 * fold-const.c (operand_equal_p): Check equivalence of
21616 integer constants before bailing out due to signedness or
21617 precision differences.
21618 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21619 spurious differences in type qualification. Ignore types
21620 for COMPONENT_REFs at all.
21622 2008-04-17 Christian Bruel <christian.bruel@st.com>
21624 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21625 msw_skip comparison.
21627 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21630 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21633 PR tree-optimization/35899
21634 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21635 rather than TREE_OPERAND.
21637 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21640 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21641 temporary registers. Change operand predicate to general_operand.
21642 (remainderxf3): Ditto.
21644 2008-04-16 Richard Guenther <rguenther@suse.de>
21646 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21647 * tree-affine.c (aff_combination_expand): Look through some
21650 2008-04-15 Doug Kwan <dougkwan@google.com>
21652 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21654 * tree-pretty-print.c (dump_generic_node): Ditto.
21655 * final.c (output_addr_const): Ditto.
21656 * dwarf2out.c (output_cfi): Ditto.
21657 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21658 * print-rtl.c (print_rtx): Ditto.
21659 * print-tree.c (print_node_brief, print_node): Ditto.
21660 * c-common.c (match_case_to_enum_1): Ditto.
21661 * sched-vis.c (print_value): Ditto.
21662 * config/i386/i386.c (print_operand): Cast to long unsigned int
21665 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21666 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21667 MS Windows VirtualProtect function.
21669 2008-04-15 Jan Hubicka <jh@suse.cz>
21671 * gengtype.c (write_root): Param_is argument is OK.
21672 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21673 * function.h: Include varray.h
21674 (rtl_eh): New stucture based on except.c one.
21675 (call_site_record): New forward declaration and vector type.
21676 * calls.c (emit_call_1): Do not call
21677 note_current_region_may_contain_throw.
21678 * except.c (eh_status): Remove cur_region, try_region since they are
21680 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21681 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21682 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21683 Remove call_site_data_used, call_site_data_size.
21684 Turn call_site_record into vector in function.h.
21685 (note_current_region_may_contain_throw): Remove.
21686 (get_exception_pointer, get_exception_filter): Do not take struct
21687 function argument; update.
21688 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21689 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21690 build_post_landing_pads, dw2_build_landing_pads,
21691 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21692 sjlj_emit_function_enter, sjlj_emit_function_enter,
21693 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21694 sjlj_build_landing_pads, finish_eh_generation,
21695 remove_exception_handler_label, remove_eh_handler,
21696 maybe_remove_eh_handler, add_reachable_handler,
21697 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21698 add_action_record, collect_one_action_chain, add_call_site,
21699 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21700 sjlj_output_call_site_table, output_function_exception_table,
21701 * except.h (note_current_region_may_contain_throw): Remove
21702 (get_exception_pointer, get_exception_filter): Do not take struct
21704 * Makefile.in (GTFILES): Put varargs before struct function.
21706 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21708 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21709 punt for STRING_CST.
21710 (get_constraint_for): Deal with STRING_CST here instead.
21712 2008-04-15 Richard Guenther <rguenther@suse.de>
21714 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21715 statements in a basic-block with a backward walk. Do not
21716 substitute into dead statements but instead remove those.
21718 2008-04-15 Richard Guenther <rguenther@suse.de>
21720 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21721 to zero, thus disable creation of SFTs.
21723 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21725 * tree-predcom.c (suitable_reference_p): Return false if the
21726 reference can throw.
21728 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21731 * c-decl.c (finish_decl): If extern or static var has variable
21732 size, set TREE_TYPE (decl) to error_mark_node.
21734 2008-04-15 Rafael Espíndola <espindola@google.com>
21736 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21739 2008-04-15 Richard Guenther <rguenther@suse.de>
21741 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21742 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21743 (visit_reference_op_load): Do walk vuse-vdef chains on
21744 vn_reference_lookup.
21745 (visit_reference_op_store): But do not here.
21746 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21747 vn_reference_lookup.
21748 (vn_lookup_with_vuses): But do so here.
21750 2008-04-14 Ian Lance Taylor <iant@google.com>
21752 * fold-const.c (fold_overflow_warning): Remove assertion.
21754 2008-04-15 Ben Elliston <bje@au.ibm.com>
21756 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21757 temp1 local variables.
21759 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21762 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21763 ".text.unlikely" section as executable.
21765 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21767 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21768 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21769 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21770 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21771 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21772 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21773 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21775 2008-04-14 Ian Lance Taylor <iant@google.com>
21777 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21778 * fold-const.c (fold_comparison): If appropriate, test
21779 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21780 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21781 reassociating a pointer type.
21782 * doc/invoke.texi (Optimize Options): Document that
21783 -fstrict-overflow applies to pointer wraparound.
21785 2008-04-13 Jan Hubicka <jh@suse.cz>
21787 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21789 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21791 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21792 we are going to "save the world".
21794 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21796 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21797 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21798 operand 0 constraint, not "=".
21800 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21802 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21804 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21806 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21807 of size of positions_needed * CHAR_BIT.
21809 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21811 PR middle-end/35897
21812 * dse.c (store_info): Change positions_needed to unsigned
21814 (lowpart_bitmask): New.
21815 (record_store): Cast to unsigned HOST_WIDE_INT for
21816 positions_needed. Assert width <= size of positions_needed *
21817 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21818 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21819 lowpart_bitmask to set mask.
21821 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21823 * config/bfin/constraints.md: New file.
21824 * config/bfin/bfin.md: Include it.
21825 (adddi3): Use satisfies_constraint functions instead of the old macros.
21826 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21827 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21828 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21829 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21830 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21831 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21832 EXTRA_CONSTRAINT): Delete.
21833 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21834 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21836 * config/bfin/bfin.c: Include "tm-constrs.h".
21837 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21838 Use satisfies_constraint functions instead of the old macros.
21839 * doc/md.texi (Blackfin Constraints): Update file name reference.
21841 2008-04-11 Richard Guenther <rguenther@suse.de>
21843 PR tree-optimization/35869
21844 * tree-vrp.c (execute_vrp): Move switch statement update after
21845 jump threading. Schedule another cfg cleanup run.
21847 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21850 * attribs.c (decl_attributes): Return early on errorneous node.
21852 2008-04-10 Oleg Ryjkov <olegr@google.com>
21854 * tree.h (struct tree_base): Added a new flag default_def_flag.
21855 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21857 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21859 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21861 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21864 * pa.md: Define mode iterator P. Define mode attribute dwc.
21865 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21866 (icacheflush): Likewise.
21867 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21868 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21870 2008-04-11 Ben Elliston <bje@au.ibm.com>
21872 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21874 2008-04-10 Rafael Espíndola <espindola@google.com>
21876 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21877 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21878 (extract_range_from_expr): The same.
21880 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21882 * config/mips/mips.md (GPR2): New mode iterator.
21883 (seq): Add comment.
21884 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21885 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21886 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21887 Rewrite these to take two modes, the mode of comparison and the
21888 mode of the destination.
21889 * config/mips/mips.c (mips_expand_scc): Instead of having
21890 paradoxical subreg as destination, expand "narrowing" scc if mode
21891 of comparison is SI and target is requested in DI mode.
21892 (mips_emit_int_order_test): Update comment. Make mode of
21893 comparison match CMP0 rather than TARGET. When creating inverse
21894 target use mode of TARGET.
21896 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21898 * gcov-dump.c (tag_summary): Only print summaries for the first
21899 GCOV_COUNTERS_SUMMABLE counters.
21901 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21903 * config/i386/i386.md (absneg): New code iterator.
21904 (absnegprefix): New code attribute.
21905 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21906 patterns using absneg code iterator.
21907 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21908 using absneg code iterator.
21909 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21910 *neg<mode>2 patterns using absneg code iterator.
21911 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21912 *negextendsfdf2 patterns using absneg code iterator.
21913 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21914 *negextendsfxf2 patterns using absneg code iterator.
21915 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21916 *negextendsfdf2 patterns using absneg code iterator.
21917 * config/i386/sse.md (<code><mode>2): Macroize expander from
21918 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21920 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21922 * config/s390/s390.h: Remove the remains of the recent search
21923 & replace action of current_function_outgoing_args_size.
21925 2008-04-10 Ira Rosen <irar@il.ibm.com>
21927 PR tree-optimization/35821
21928 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21929 NEW_STMT_LIST is not NULL.
21931 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21934 * toplev.c (process_options): Remove -ffunction-sections debugging
21937 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21939 PR middle-end/PR28690
21940 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21941 than gen_rtx_fmt_ee to perform more canonicalizations.
21943 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21946 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21948 2008-04-09 Richard Guenther <rguenther@suse.de>
21950 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21951 (dump_function_to_file): Dump function arguments with types.
21953 2008-04-08 Richard Guenther <rguenther@suse.de>
21955 * fold-const.c (fold_widened_comparison): Do not allow
21956 sign-changes that change the result.
21958 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21961 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21962 kinds of indirect references.
21964 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21966 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21967 GNU Fortran language string.
21969 2008-04-08 Rafael Espíndola <espindola@google.com>
21971 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21972 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21973 * tree.h (tree_call_nonnegative_warnv_p): New.
21975 2008-04-08 Jan Hubicka <jh@suse.cz>
21977 * function.c (free_after_compilation): Clear out regno_reg_rtx
21980 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21983 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21985 PR middle-end/PR28690
21986 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21987 same precedence as REG_POINTER and MEM_POINTER operands.
21989 2008-04-08 Richard Guenther <rguenther@suse.de>
21991 PR middle-end/35834
21992 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21993 for adding index to base.
21995 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21997 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21998 (MINGW_ENABLE_EXECUTE_STACK): New.
21999 (IN_LIBGCC2): For libgcc include windows.h file for
22000 function declarations.
22002 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22004 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22005 and tem2 if tem1 is not a REG or MULT.
22007 2008-04-08 Jan Hubicka <jh@suse.cz>
22009 * function.h (incomming_args): Break out of struct function.
22010 (function_subsections): Break out of struct function.
22011 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22012 return_rtx and hard_reg_initial_vals from struct function.
22013 Kill inl_max_label_num.
22014 (current_function_pops_args, current_function_args_info,
22015 current_function_args_size, current_function_args_size,
22016 current_function_pretend_args_size,
22017 current_function_outgoing_args_size,
22018 current_function_internal_arg_pointer, current_function_return_rtx):
22019 Kill compatibility accestor macros.
22020 * builtins.c (expand_builtin_apply_args_1): Update.
22021 (expand_builtin_next_arg): Update.
22022 * df-scan.c (df_get_call_refs): Update.
22023 * dbxout.c (dbxout_function_end): Update.
22024 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22025 (output_line_info): Update.
22026 (secname_for_decl): Update.
22027 (dwarf2out_var_location): Update.
22028 * function.c (free_after_compilation): Update.
22029 (assign_parm_find_stack_rtl): Update.
22030 (assign_parms): Update.
22031 (expand_dummy_function_end): Update.
22032 (expand_function_end): Update.
22033 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22034 (expand_call): Update.
22035 (emit_library_call_value_1): Update.
22036 (store_one_arg): Update.
22037 * varasm.c (initialize_cold_section_name): Update.
22038 (unlikely_text_section): Update.
22039 (unlikely_text_section_p): Update.
22040 (assemble_start_function): Update.
22041 (assemble_end_function): Update.
22042 (default_section_type_flags): Update.
22043 (switch_to_section): Update.
22044 * integrate.c (set_decl_abstract_flags): Update.
22045 (get_hard_reg_initial_val): Update.
22046 (has_hard_reg_initial_val): Update.
22047 (allocate_initial_values): Update.
22048 * resource.c (init_resource_info): Update.
22049 * config/alpha/alpha.c (NUM_ARGS): Update.
22050 (direct_return): Update.
22051 (alpha_va_start): Update.
22052 (alpha_sa_size): Update.
22053 (alpha_initial_elimination_offset): Update.
22054 (alpha_expand_prologue): Update.
22055 (alpha_start_function): Update.
22056 (alpha_expand_epilogue): Update.
22057 (unicosmk_initial_elimination_offset):
22058 * config/alpha/alpha.md (call expander): Update.
22059 * config/s390/s390.c (s390_register_info): Update.
22060 (s390_register_info): Update.
22061 (s390_frame_info): Update.
22062 (s390_initial_elimination_offset): Update.
22063 (s390_build_builtin_va_list): Update.
22064 (s390_va_start): Update.
22065 * config/spu/spu.c (direct_return): Update.
22066 (spu_expand_prologue): Update.
22067 (spu_initial_elimination_offset): Update.
22068 (spu_build_builtin_va_list): Update.
22069 (spu_va_start): Update.
22070 * config/sparc/sparc.c (sparc_init_modes): Update.
22071 (sparc_compute_frame_size): Update.
22072 (function_value): Update.
22073 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22074 * config/i386/i386.md (return expander): Update.
22075 * config/i386/i386.c (ix86_va_start): Update.
22076 (ix86_can_use_return_insn_p): Update.
22077 (ix86_compute_frame_layout): Update.
22078 (ix86_expand_epilogue): Update.
22079 * config/sh/sh.c (output_stack_adjust): Update.
22080 (calc_live_regs): Update.
22081 (sh_expand_prologue): Update.
22082 (sh_builtin_saveregs): Update.
22083 (sh_va_start): Update.
22084 (initial_elimination_offset): Update.
22085 (sh_allocate_initial_value): Update.
22086 (sh_function_ok_for_sibcall): Update.
22087 (sh_get_pr_initial_val): Update.
22088 * config/sh/sh.md (return expander): Update.
22089 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22090 * config/crx/crx.c (crx_compute_frame): UPdate.
22091 (crx_initial_elimination_offset): UPdate.
22092 * config/xtensa/xtensa.c (compute_frame_size): Update
22093 (xtensa_builtin_saveregs): Update.
22094 (xtensa_va_start): Update.
22095 (order_regs_for_local_alloc): Update.
22096 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22097 (xstormy16_expand_builtin_va_start): Update.
22098 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22099 * config/m68hc11/m68hc11.md (return expanders): Update.
22100 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22101 (expand_epilogue): Update.
22102 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22103 (cris_simple_epilogue): Update.
22104 (cris_expand_prologue): Update.
22105 (cris_expand_epilogue): Update.
22106 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22107 (compute_frame_size): Update.
22108 * config/mt/mt.c (mt_compute_frame_size): Update.
22109 * config/mn10300/mn10300.c (expand_prologue): Update.
22110 (expand_epilogue): Update.
22111 (initial_offset): Update.
22112 (mn10300_builtin_saveregs):
22113 * config/mn10300/mn10300.md (return expander): Update.
22114 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22115 (ia64_initial_elimination_offset): Update.
22116 (ia64_initial_elimination_offset): Update.
22117 (ia64_expand_prologue): Update.
22118 * config/m68k/m68k.md (return expander): Update.
22119 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22120 (rs6000_stack_info): Update.
22121 * config/mcore/mcore.c (layout_mcore_frame): Update.
22122 (mcore_expand_prolog): Update.
22123 * config/arc/arc.c (arc_compute_frame_size): Update.
22124 * config/score/score3.c (score3_compute_frame_size): Update.
22125 * config/score/score7.c (score7_compute_frame_size): Update.
22126 * config/arm/arm.c (use_return_insn): Update.
22127 (thumb_find_work_register): Update.
22128 (arm_compute_save_reg_mask): Update.
22129 (arm_output_function_prologue): Update.
22130 (arm_output_epilogue): Update.
22131 (arm_size_return_regs): Update.
22132 (arm_get_frame_offsets): Update.
22133 (arm_expand_prologue): Update.
22134 (thumb_exit): Update.
22135 (thumb_unexpanded_epilogue): Update.
22136 (thumb1_output_function_prologue): Update.
22137 * config/pa/pa.md (return expander): Update.
22138 * config/pa/pa.c (compute_frame_size): Update.
22139 (hppa_builtin_saveregs): Update.
22140 * config/mips/mips.c (mips_va_start): Update.
22141 (mips16_build_function_stub): Update.
22142 (mips_compute_frame_info): Update.
22143 (mips_restore_gp): Update.
22144 (mips_output_function_prologue): Update.
22145 (mips_expand_prologue): Update.
22146 * config/v850/v850.c (compute_frame_size): Update.
22147 (expand_prologue): * config/mmix/mmix.c (along): update.
22148 (mmix_initial_elimination_offset): update.
22149 (mmix_reorg): update.
22150 (mmix_use_simple_return): update.
22151 (mmix_expand_prologue): update.
22152 (mmix_expand_epilogue): Update.
22153 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22154 (emit_link_insn): Update.
22156 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22158 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22159 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22161 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22164 2008-04-07 Jan Hubicka <jh@suse.cz>
22166 * function.h (rtl): Rename to x_rtl.
22167 (crtl): New define.
22168 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22169 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22170 used_temp_slots avail_temp_slots, temp_slot_level,
22171 nonlocal_goto_handler_labels): Update accesstors.
22172 (rtl): New global variable.
22173 (struct function): Move some fileds to rtl_data.
22174 (get_arg_pointer_save_area): Update prototype.
22175 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22176 get_arg_pointer_save_area.
22177 * expr.c (init_expr): Update
22178 * function.c (get_frame_size): Update
22179 (assign_stack_local): Update
22180 (expand_function_end): Update.
22181 (get_art_pointer_save_area): Update
22183 * emit-rtl.c (rtl): Declare.
22184 (regno_reg_rtx): Declare.
22185 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22187 (gen_reg_rtx): Update.
22188 * varasm.c (n_deferred_constatns): Update accestor.
22189 (init_varasm_status): Do not allocate varasm_status.
22190 (force_const_mem, get_pool_size, output_constant_pool): Update.
22191 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22192 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22193 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22194 * sparc/sparc.h (INIT_EXPANDERS): Update.
22195 * ia64/ia64.h (INIT_EXPANDERS): Update.
22197 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22199 * reload.c (push_secondary_reload): Add missing break to for loop.
22201 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22203 PR middle-end/PR28690
22204 * rtlanal.c: Update copyright years.
22205 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22206 as REG_POINTER and MEM_POINTER operands.
22207 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22208 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22209 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22210 * gcse.c: Update copyright years.
22211 (pre_delete): Call gen_reg_rtx_and_attrs.
22212 (hoist_code): Likewise.
22213 (build_store_vectors): Likewise.
22214 (delete_store): Likewise.
22215 * loop-invariant.c (move_invariant_reg): Likewise.
22216 Update copyright years.
22218 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22220 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22221 control string instead of quoted.
22223 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22225 * doc/rtl.texi: Rewrite of subreg section.
22227 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22230 * config/i386/i386.c (legitimize_pic_address): Add treating
22231 of dllimport SYM_REF's.
22232 (legitimize_dllimport_symbol): Add prototype.
22234 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22236 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22237 reference in constructor with non self-referential type.
22239 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22241 Removal of Return with Depressed Stack Pointer support
22242 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22243 (ECF_SP_DEPRESSED): Likewise.
22244 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22245 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22246 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22247 (expand_call): Do not test ECF_SP_DEPRESSED.
22248 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22249 * function.c (keep_stack_depressed): Delete.
22250 (handle_epilogue_set): Likewise.
22251 (update_epilogue_consts): Likewise.
22252 (emit_equiv_load): Likewise.
22253 (thread_prologue_and_epilogue_insns): Remove support for Return with
22254 Depressed Stack Pointer.
22255 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22257 2008-04-06 Richard Guenther <rguenther@suse.de>
22259 PR tree-optimization/35400
22260 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22261 information from SSA_NAMEs.
22263 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22265 * config/avr/avr.h (avr_mega_p): Remove declaration.
22266 (AVR_MEGA): Remove macro.
22267 * config/avr/avr.c (avr_mega_p): Remove variable.
22268 (avr_override_options): Remove inicializion of avr_mega_p.
22269 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22270 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22271 (avr_jump_mode): (Ditto.).
22272 (avr_output_progmem_section_asm_op): (Ditto.).
22273 (avr_asm_init_sections): (Ditto.).
22274 (avr_asm_init_sections): (Ditto.).
22275 (avr_rtx_costs): (Ditto.).
22276 * config/avr/avr.md: (Ditto.).
22277 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22280 2008-04-06 Richard Guenther <rguenther@suse.de>
22282 PR tree-optimization/35842
22283 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22284 is_gimple_invariant_address.
22286 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22288 * gcc.c (default_compilers): Sync Fortran extensions list with
22289 that in fortran/lang-specs.h.
22290 * doc/invoke.texi: Likewise.
22291 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22292 * dwarf2out.c (gen_compile_unit_die): Likewise.
22294 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22296 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22298 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22301 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22302 attribute is used for nested functions.
22304 2008-04-05 Jan Hubicka <jh@suse.cz>
22306 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22308 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22310 (dump_files): Update.
22311 (enable_rtl_dump_file): Do not accept letter argument.
22312 * tree-pass.h (dump_file_info): Remove letter argument.
22313 * toplev.c (decode_d_option): Update -da handling.
22314 * toplev.h (enable_rtl_dump_file): Update prototype.
22315 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22316 it out based on pass type.
22317 (register_dump_files_1): Likewise.
22318 (init_optimization_passes): Update register_one_dump_file calls.
22319 (execute_one_pass): Sanity check that IPA passes are called at IPA
22320 level and RTL passes at RTL level.
22321 (execute_pass_list): IPA pass can not be after or subpass of
22323 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22324 disallov RTL subpasses of IPA subpasses.
22326 2008-04-05 Ben Elliston <bje@au.ibm.com>
22328 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22329 builtins that return exactly once and do not throw. Cache call to
22332 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22334 PR rtl-optimization/34916
22335 PR middle-end/35519
22336 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22337 between instruction pairs.
22339 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22341 * doc/invoke.texi: Document -mbitops for SH.
22342 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22343 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22344 * config/sh/sh.c (print_operand): Add %t operand code.
22345 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22346 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22347 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22348 (extendqihi2): Likewise.
22349 (movqi_i): Likewise.
22350 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22351 (extv): Use bld instruction for SH2A if possible.
22353 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22354 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22355 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22356 (bset.b, bclr.b): Define peepholes.
22357 * config/sh/sh.opt (mbitops): New option.
22359 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22362 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22363 and view convert expression.
22365 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22368 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22370 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22372 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22374 * config/i386/cpuid.h (bit_AES): New.
22375 (bit_PCLMUL): Likewise.
22377 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22378 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22379 SSE2 if AES or PCLMUL is enabled.
22380 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22381 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22382 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22383 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22384 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22385 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22386 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22387 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22388 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22389 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22390 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22391 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22392 __builtin_ia32_aeskeygenassist128 and
22393 __builtin_ia32_pclmulqdq128.
22394 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22395 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22396 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22398 * config/i386/i386.h (TARGET_AES): New.
22399 (TARGET_PCLMUL): Likewise.
22400 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22402 * config/i386/i386.md (UNSPEC_AESENC): New.
22403 (UNSPEC_AESENCLAST): Likewise.
22404 (UNSPEC_AESDEC): Likewise.
22405 (UNSPEC_AESDECLAST): Likewise.
22406 (UNSPEC_AESIMC): Likewise.
22407 (UNSPEC_AESKEYGENASSIST): Likewise.
22408 (UNSPEC_PCLMUL): Likewise.
22410 * config/i386/i386.opt (maes): New.
22411 (mpclmul): Likewise.
22413 * config/i386/sse.md (aesenc): New pattern.
22414 (aesenclast): Likewise.
22415 (aesdec): Likewise.
22416 (aesdeclast): Likewise.
22417 (aesimc): Likewise.
22418 (aeskeygenassist): Likewise.
22419 (pclmulqdq): Likewise.
22421 * config/i386/wmmintrin.h: New.
22423 * doc/extend.texi: Document AES and PCLMUL built-in function.
22425 * doc/invoke.texi: Document -maes and -mpclmul.
22427 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22429 * function.c (free_after_parsing): Replace with
22430 cxx_push_function_context from C++ front-end.
22431 (allocate_struct_function): Don't call langhook.
22432 * langhooks.h (struct lang_hooks_for_functions): Delete.
22433 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22435 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22436 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22437 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22438 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22439 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22440 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22441 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22443 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22444 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22446 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22449 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22452 2008-04-04 Richard Guenther <rguenther@suse.de>
22454 PR middle-end/35823
22455 * fold-const.c (optimize_minmax_comparison): Use the correct
22456 type for the constant in the simplified comparison.
22458 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22460 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22461 Pass L2 size as "--param l2-cache-size" to the compiler.
22462 (decode_l2_cache): New function to decode L2 cache parameters using
22463 0x8000006 extended cpuid function.
22464 (detect_caches_amd): Determine parameters of L2 cache using
22465 decode_l2_caches function.
22466 (decode_caches_intel): Decode L2 cache parameters.
22467 (detect_caches_intel): Determine L2 cache parameters using
22468 decode_caches_intel and decode_l2_caches functions.
22470 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22472 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22473 secondary input reload for subword loads from the constant pool.
22475 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22478 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22479 constants of the appropriate size for runtime calculations.
22482 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22483 decimal-float literal constant zero.
22485 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22488 * c-parser.c (c_parser_omp_atomic): Call
22489 default_function_array_conversion on the RHS.
22491 PR middle-end/35818
22492 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22493 call is_variable_sized if decl has incomplete type.
22495 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22497 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22499 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22501 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22503 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22504 (sgt<u>): Merge sgt and sgtu into new expander.
22505 (sgt, sgtu): Remove expanders.
22506 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22507 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22508 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22509 *sgtu_<mode>_mips16 into new pattern.
22510 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22511 (sge<u>): Merge sge and sgeu into new expander.
22512 (sge, sgeu): Remove expanders.
22513 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22515 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22516 (slt<u>): Merge slt and sltu into new expander.
22517 (slt, sltu): Remove expanders.
22518 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22519 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22520 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22521 *sltu_<mode>_mips16 into new pattern.
22522 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22523 (sle<u>): Merge sle and sleu into new expander.
22524 (sle, sleu): Remove expanders.
22525 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22526 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22527 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22528 *sleu_<mode>_mips16 into new pattern.
22529 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22531 2008-04-03 Jan Hubicka <jh@suse.cz>
22533 PR tree-optimization/35795
22534 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22535 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22536 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22537 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22538 * score/score3.c (score3_output_mi_thunk): Likewise.
22539 * score/score7.c (score7_output_mi_thunk): Likewise.
22540 * mips/mips.c (mips_output_mi_thunk): Likewise.
22542 2008-04-03 Richard Guenther <rguenther@suse.de>
22544 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22545 conversions. Simplify code.
22547 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22549 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22551 2008-04-03 Tom Tromey <tromey@redhat.com>
22552 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22554 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22555 * config/bfin/t-bfin-linux (generated_files): Add
22556 linux-sysroot-suffix.h.
22557 * doc/install.texi (Prerequisites): Require make 3.80.
22558 * doc/sourcebuild.texi (Front End Directory): Document new
22560 * Makefile.in (generated_files): New variable.
22561 (ALL_HOST_OBJS): New variable.
22562 ($(ALL_HOST_OBJS)): New target.
22564 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22566 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22567 (remap_block): Call id->transform_lang_insert_block instead
22569 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22570 Set id.transform_lang_insert_block to NULL.
22571 (clone_body): Move to cp/optimize.c
22572 * tree-inline.h (struct copy_body_data): Change
22573 transform_lang_insert_block to function pointer.
22574 (copy_generic_body, copy_decl_no_change): Export.
22575 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22576 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22577 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22579 * c-tree.h (insert_block): Kill.
22580 * c-decl.c (insert_block): Kill.
22582 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22584 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22585 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22586 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22588 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22589 argument, call {push,pop}_function_context from here.
22590 * c-parser.c: Use c_{push,pop}_function_context.
22592 * function.c (push_function_context_to): Move meat ...
22593 (push_function_context): ... here. Simplify.
22594 * function.c (pop_function_context_from): Move meat ...
22595 (pop_function_context): ... here. Simplify.
22596 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22598 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22599 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22600 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22601 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22603 2008-04-03 Ben Elliston <bje@au.ibm.com>
22605 * expmed.c (extract_force_align_mem_bit_field): Remove.
22607 2008-04-03 Richard Guenther <rguenther@suse.de>
22609 PR middle-end/35800
22610 * expr.h (try_casesi): Adjust prototype.
22611 * expr.c (try_casesi): Take fallback label as extra parameter.
22612 Use that for gen_casesi if default_label is NULL.
22613 * stmt.c (expand_case): Pass fallback label to try_casesi,
22614 make sure to fill gaps with a fallback label if default_label
22617 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22620 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22622 2008-04-03 Ben Elliston <bje@au.ibm.com>
22624 * expmed.c (extract_split_bit_field): Remove if (0) code.
22625 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22626 (do_ds_constraint): Likewise.
22628 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22630 * doc/cppopts.texi (-dU): Document.
22631 * c-common.h (flag_dump_macros): Update comment.
22632 * c-opts.c (handle_OPT_d): Handle -dU.
22633 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22634 dump_queued_macros, cb_used_define, cb_used_undef): New.
22635 (init_pp_output): Handle -dU.
22636 (cb_line_change): Call dump_queued_macros.
22637 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22639 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22641 * config/avr/predicates.md (io_address_operand): New predicate.
22642 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22643 * config/avr/avr.c (avr_io_address_p): Remove function.
22644 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22645 'avr_io_address_p' function.
22646 (out_movhi_r_mr): (Ditto.).
22647 (out_movqi_mr_r): (Ditto.).
22648 (out_movhi_mr_r): (Ditto.).
22649 (avr_address_cost): (Ditto.).
22651 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22653 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22654 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22655 in 32bit mode when XMM registers are available to avoid store
22657 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22658 corresponding post-reload splitters.
22660 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22662 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22663 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22664 __builtin_ia32_roundss.
22665 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22666 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22667 __builtin_ia32_roundss.
22668 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22669 IX86_BUILTIN_SHUFPD here.
22671 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22673 * config/i386/i386.md (plogic): New.
22674 (plogicprefix): Likewise.
22676 * config/i386/mmx.md (mmx_<code><mode>3): New.
22677 (mmx_and<mode>3): Removed.
22678 (mmx_ior<mode>3): Likewise.
22679 (mmx_xor<mode>3): Likewise.
22681 * config/i386/sse.md (<code><mode>3): New.
22682 (*<code><mode>3): Likewise.
22683 (*<code><mode>3): Likewise.
22684 (<code><mode>3): Likewise.
22685 (*sse_<code><mode>3): Likewise.
22686 (*sse2_<code><mode>3): Likewise.
22687 (<code>tf3): Likewise.
22688 (*<code>tf3): Likewise.
22689 (and<mode>3): Likewise.
22690 (*and<mode>3): Likewise.
22691 (ior<mode>3): Removed.
22692 (*ior<mode>3): Likewise.
22693 (xor<mode>3): Likewise.
22694 (*xor<mode>3): Likewise.
22695 (*and<mode>3): Likewise.
22696 (*ior<mode>3): Likewise.
22697 (*xor<mode>3): Likewise.
22698 (and<mode>3): Likewise.
22699 (*sse_and<mode>3): Likewise.
22700 (*sse2_and<mode>3): Likewise.
22701 (andtf3): Likewise.
22702 (*andtf3): Likewise.
22703 (ior<mode>3): Likewise.
22704 (*sse_ior<mode>3): Likewise.
22705 (*sse2_ior<mode>3): Likewise.
22706 (iortf3): Likewise.
22707 (*iortf3): Likewise.
22708 (xor<mode>3): Likewise.
22709 (*sse_xor<mode>3): Likewise.
22710 (*sse2_xor<mode>3): Likewise.
22711 (xortf3): Likewise.
22712 (*xortf3): Likewise.
22714 2008-04-02 Richard Guenther <rguenther@suse.de>
22716 PR tree-optimization/14495
22717 PR tree-optimization/34793
22718 * tree-vrp.c (struct switch_update): New structure.
22719 (to_remove_edges, to_update_switch_stmts): New VECs.
22720 (simplify_switch_using_ranges): New function. Remove not taken
22721 case labels and edges.
22722 (simplify_stmt_using_ranges): Call it.
22723 (identify_jump_threads): Mark edges we have queued for removal
22724 so we don't thread them.
22725 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22727 * tree-cfg.c (group_case_labels): Deal with missing default label.
22728 (tree_verify_flow_info): Allow missing default label.
22729 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22730 (emit_case_nodes): Likewise.
22731 (expand_case): Do not rely on the default label to be present.
22732 * expr.c (try_casesi): Deal with NULL default_label.
22733 (do_tablejump): Likewise.
22735 2008-04-02 Richard Guenther <rguenther@suse.de>
22737 PR tree-optimization/14495
22738 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22739 SWITCH_EXPR here ...
22740 (vrp_visit_switch_stmt): ... but here (new function).
22741 (find_case_label_index): New helper function.
22742 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22744 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22746 * fwprop.c: Fix ISO-C99ism.
22748 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22751 * Makefile.in (objdir): Set it here.
22752 * configure.ac: Not here. Find dynamic linker characteristics.
22753 * exec-tool.in: Use them.
22754 * aclocal.m4: Regenerate.
22755 * configure: Regenerate.
22757 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22759 * expr.c (expand_var): Delete it.
22760 * expr.h (expand_var): Delete prototype.
22761 * function.c (expand_function_start): Use expand_decl instead.
22762 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22765 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22767 PR rtl-optimization/35542
22768 * fwprop.c (forward_propagate_and_simplify): Replace
22769 loc_reg_mentioned_in_p with reg_mentioned_p.
22771 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22773 PR rtl-optimization/35281
22774 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22775 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22776 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22777 (varying_mem_p): Move above propagate_rtx.
22778 (all_uses_available_at): Do not check MEMs.
22780 2008-04-02 Rafael Espíndola <espindola@google.com>
22782 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22783 (register_edge_assert_for_2): Split the cond argument.
22784 (register_edge_assert_for_1): Adjust for the change in
22785 register_edge_assert_for_2.
22786 (register_edge_assert_for): Split the cond argument.
22787 (find_switch_asserts): Adjust for the change in
22788 register_edge_assert_for.
22790 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22792 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22793 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22794 offsets for 64-bit mingw.
22795 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22796 abi for x86_64-pc-mingw.
22798 2008-04-02 Richard Guenther <rguenther@suse.de>
22800 * tree-vrp.c (extract_range_from_assert): Make sure to not
22801 produce range min/max with TREE_OVERFOW set.
22802 If merging a anti-range and a range keep the anti-range if
22803 the range covers all values of the type.
22804 (register_edge_assert_for_2): Only allow sign-changing
22805 conversions in detecting canonical range checks. Also
22806 register an assert for the unsigned name if useful.
22808 PR tree-optimization/35787
22809 * tree-vrp.c (vrp_val_max): New function.
22810 (vrp_val_min): Likewise.
22811 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22812 (vrp_val_is_min): Likewise.
22813 (supports_overflow_infinity): Use vrp_val_{min,max}.
22814 (negative_overflow_infinity): Likewise.
22815 (positive_overflow_infinity): Likewise.
22816 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22817 (is_positive_overflow_infinity): Likewise.
22818 (is_overflow_infinity): Likewise.
22819 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22820 vrp_val_is_{min,max}.
22821 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22822 to ranges if possible. Avoid empty ranges.
22824 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22826 PR middle-end/35705
22827 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22828 the expression is a function address.
22830 2008-04-01 George Helffrich <george@gcc.gnu.org>
22832 PR fortran/35154, fortran/23057
22833 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22834 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22835 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22836 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22838 (dbxout_syms): Check for COMMON-based symbol and wrap in
22839 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22840 in bracket for efficiency.
22842 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22843 using DW_TAG_common_block + member offset.
22844 (add_pubname_string): New function.
22845 (dw_expand_expr): New function to find block name and offset for
22847 (common_check): New function to check whether symbol in Fortran COMMON.
22848 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22850 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22853 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22855 2008-04-02 Ben Elliston <bje@au.ibm.com>
22857 * config/v850/v850.md (casesi): Remove if (0) code.
22858 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22859 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22861 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22863 * config/i386/i386.md (rex64suffix): New mode attribute.
22864 (floathi<mode>2): Disable expander for SSE math.
22865 (*floathi<mode>2_1): New insn insn_and_split pattern.
22866 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22867 corresponding post-reload splitters.
22868 (*floathi<mode>2_i387): New macroized insn pattern.
22869 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22870 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22871 insn_and_split pattern.
22872 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22873 New macroized instruction patterns and corresponding post-reload
22875 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22876 and corresponding post-reload splitters.
22877 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22878 New macroized instruction patterns.
22879 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22880 macroized instruction patterns and corresponding post-reload splitters.
22881 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22882 corresponding post-reload splitters.
22883 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22884 New macroized instruction patterns.
22885 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22886 corresponding post-reload splitters.
22887 (*floatsi<mode>2_i387): New macroized instruction patterns.
22889 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22891 * config/i386/i386.md (smaxmin): New.
22892 (umaxmin): Likewise.
22893 (maxminiprefix): Likewise.
22894 (maxminfprefix): Likewise.
22895 (<code><mode>3): Likewise.
22896 (smin<mode>3): Removed.
22897 (smax<mode>3): Likewise.
22899 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22900 (mmx_<code>v4hi3): Likewise.
22901 (mmx_<code>v8qi3): Likewise.
22902 (mmx_smaxv2sf3): Removed.
22903 (mmx_sminv2sf3): Likewise.
22904 (mmx_umaxv8qi3): Likewise.
22905 (mmx_smaxv4hi3): Likewise.
22906 (mmx_uminv8qi3): Likewise.
22907 (mmx_sminv4hi3): Likewise.
22909 * config/i386/sse.md (<addsub><mode>3): New.
22910 (*<addsub><mode>3): Likewise.
22911 (<sse>_vm<addsub><mode>3): Likewise.
22912 (<maxmin><mode>3): Likewise.
22913 (*<maxmin><mode>3_finite): Likewise.
22914 (*<maxmin><mode>3): Likewise.
22915 (<sse>_vm<maxmin><mode>3): Likewise.
22916 (sse3_h<addsub>v4sf3): Likewise.
22917 (sse3_h<addsub>v2df3): Likewise.
22918 (<maxmin>v16qi3): Likewise.
22919 (*<maxmin>v16qi3): Likewise.
22920 (<maxmin>v8hi3): Likewise.
22921 (*<maxmin>v8hi3): Likewise.
22922 (*sse4_1_<maxmin><mode>3): Likewise.
22923 (*sse4_1_<maxmin><mode>3): Likewise.
22924 (add<mode>3): Removed.
22925 (*add<mode>3): Likewise.
22926 (<sse>_vmadd<mode>3): Likewise.
22927 (sub<mode>3): Likewise.
22928 (*sub<mode>3): Likewise.
22929 (<sse>_vmsub<mode>3): Likewise.
22930 (smin<mode>3): Likewise.
22931 (*smin<mode>3_finite): Likewise.
22932 (*smin<mode>3): Likewise.
22933 (<sse>_vmsmin<mode>3): Likewise.
22934 (smax<mode>3): Likewise.
22935 (*smax<mode>3_finite): Likewise.
22936 (*smax<mode>3): Likewise.
22937 (<sse>_vmsmax<mode>3): Likewise.
22938 (sse3_haddv4sf3): Likewise.
22939 (sse3_haddv2df3): Likewise.
22940 (sse3_hsubv4sf3): Likewise.
22941 (sse3_hsubv2df3): Likewise.
22942 (umaxv16qi3): Likewise.
22943 (*umaxv16qi3): Likewise.
22944 (smaxv8hi3): Likewise.
22945 (*smaxv8hi3): Likewise.
22946 (*sse4_1_smax<mode>3): Likewise.
22947 (*sse4_1_umax<mode>3): Likewise.
22948 (uminv16qi3): Likewise.
22949 (*uminv16qi3): Likewise.
22950 (sminv8hi3): Likewise.
22951 (*sminv8hi3): Likewise.
22952 (*sse4_1_smin<mode>3): Likewise.
22953 (*sse4_1_umin<mode>3): Likewise.
22955 2008-04-01 Rafael Espíndola <espindola@google.com>
22957 * tree-cfg.c (verify_expr): remove in_phi.
22958 (verify_stmt): Don't call walk_tree with verify_expr. Use
22959 is_gimple_min_invariant instead of is_gimple_val.
22961 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22963 * doc/include/gpl_v3.texi: Update for manpage generation.
22964 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22966 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22967 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22968 gpl_v3.texi instead of gpl.texi.
22971 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22974 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22976 2008-04-01 Rafael Espíndola <espindola@google.com>
22978 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22979 (extract_code_and_val_from_cond): Use
22980 extract_code_and_val_from_cond_with_ops.
22982 2008-04-01 Jan Hubicka <jh@suse.cz>
22984 * function.c (free_after_compilation): Free epilogue_delay_list.
22985 (prepare_function_start): Assert that previous compilation was freed.
22987 2008-04-01 Jan Hubicka <jh@suse.cz>
22988 Jim Wilson <wilson@tuliptree.org>
22989 Andreas Tobler <andreast@gcc.gnu.org>
22991 PR middle-end/35781
22992 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22993 rtl.emit instead cfun->emit.
22994 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22995 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22997 2008-04-01 Ben Elliston <bje@au.ibm.com>
22999 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23001 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23003 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23005 (fprofile-use): Add var flag_profile_use
23006 * coverage.c (coverage_begin_output): Do not open a gcno file for
23007 output only if -ftest-coverage is set.
23008 Do not add getpwd() to gcda file path.
23009 (build_gcov_info): Check the new flag
23010 flag_profile_datafile_relative_path.
23011 (coverage_init): Use profile_data_prefix.
23012 Read profile counter only if flag_profile_use is set.
23013 * opts.c (common_handle_option): New option fprofile-use=,
23014 fprofile-dir=, fprofile-generate=.
23015 * toplev.c (profile_data_prefix): New variable definition.
23016 * toplev.h (profile_data_prefix): New declaration.
23017 * doc/invoke.tex (Option Summary, Optimization Options):
23020 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23022 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23023 use tmp consistently.
23026 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23027 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23028 UNSPEC_FR_RECIP_APPROX_RES.
23029 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23031 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23034 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23036 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23038 PR middle-end/30186
23039 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23040 element of the vector via a pointer.
23042 2008-03-31 Ian Lance Taylor <iant@google.com>
23044 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23046 2008-03-31 Jan Hubicka <jh@suse.cz>
23048 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23049 get_arg_pointer_save_area.
23050 * expr.c (init_expr): Just clear out rtl.expr.
23051 * function.c (free_after_compilation): Clear out whole RTL structure.
23052 (get_func_frame_size): Merge into ...
23053 (get_frame_size): ... this one.
23054 (assign_stack_local_1): Merge into ...
23055 (assign_stack_local): ... this one.
23056 (expand_function_end): Update call of get_arg_pointer_save_area.
23057 (get_art_pointer_save_area): Remove cfun argument.
23058 * function.h (emit_status): regno_pointer_align does not need length
23059 attribute. Move x_regno_reg_rtx to ...
23060 (regno_reg_rtx): ... new global array.
23061 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23062 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23063 apply_args_value, forced_labels, stack_pointer_delta):
23065 (struct varasm_status): Move here from varasm.c
23066 (struct rtl_data): New. Move here some fields from struct function.
23067 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23068 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23069 used_temp_slots avail_temp_slots, temp_slot_level,
23070 nonlocal_goto_handler_labels): Update accesstors.
23071 (rtl): New global variable.
23072 (struct function): Move some fileds to rtl_data.
23073 (get_arg_pointer_save_area): Update prototype.
23074 * emit-rtl.c (rtl): Declare.
23075 (regno_reg_rtx): Declare.
23076 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23078 (gen_reg_rtx): Update.
23079 (init_virtual_regs): Do not tate emit_status argument.
23080 (init_emit): Do not allocate emit.
23081 * varasm.c (varasm_statuc): Move to function.h.
23082 (n_deferred_constatns): Update accestor.
23083 (init_varasm_status): Do not allocate varasm_status.
23084 (force_const_mem, get_pool_size, output_constant_pool): Update.
23085 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23086 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23088 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23090 PR rtl-optimization/35729
23091 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23094 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23097 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23098 load/store if memory is unaligned.
23099 (*movti_rex64): Likewise.
23101 * config/i386/predicates.md (misaligned_operand): New.
23103 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23106 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23109 2008-03-31 Jan Beulich <jbeulich@novell.com>
23111 * config/ia64/constraints.md: Add 'j' constraint.
23112 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23113 (movdi_internal): Likewise.
23115 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23118 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23120 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23123 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23124 proper error message for the third argument on blendpd and
23127 * config/i386/sse.md (blendbits): New.
23128 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23130 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23132 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23134 2008-03-30 Richard Guenther <rguenther@suse.de>
23136 PR middle-end/31023
23137 * fold-const.c (fold_sign_changed_comparison): Do leave
23138 conversions to base-types alone.
23140 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23142 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23143 the link register if one altivec register is be saved.
23145 2008-03-30 Ben Elliston <bje@au.ibm.com>
23147 * final.c (final_scan_insn): Remove if (0) code.
23149 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23151 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23153 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23155 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23156 of V4SFmode to ix86_binary_operator_ok.
23158 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23160 * config/i386/i386.c (override_options): Initialize
23161 ix86_veclib_handler to ix86_veclibabi_svml when
23162 -mveclibabi=svml is used.
23163 (ix86_veclibabi_svml): New function for SVML ABI style
23164 vectorization support.
23165 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23167 2008-03-28 Rafael Espíndola <espindola@google.com>
23169 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23170 (tree_binary_nonnegative_warnv_p): Make it public.
23171 (tree_single_nonnegative_warnv_p): Make it public.
23172 (tree_invalid_nonnegative_warnv_p): Make it public.
23173 (tree_unary_nonzero_warnv_p): Make it public.
23174 (tree_binary_nonzero_warnv_p): Make it public
23175 (tree_single_nonzero_warnv_p): Make it public.
23176 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23177 (extract_range_from_binary_expr): Split the expr argument.
23178 (extract_range_from_unary_expr): Split the expr argument.
23179 (extract_range_from_comparison): Split the expr argument.
23180 (extract_range_from_expr): Use the new aux functions.
23181 (vrp_evaluate_conditional_warnv): Use
23182 vrp_evaluate_conditional_warnv_with_ops.
23183 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23184 (tree_binary_nonzero_warnv_p): Declare.
23185 (tree_single_nonzero_warnv_p): Declare.
23186 (tree_expr_nonzero_warnv_p): Declare.
23187 (tree_unary_nonnegative_warnv_p): Declare.
23188 (tree_binary_nonnegative_warnv_p): Declare.
23189 (tree_single_nonnegative_warnv_p): Declare.
23190 (tree_invalid_nonnegative_warnv_p): Declare.
23192 2008-03-28 Richard Guenther <rguenther@suse.de>
23194 PR tree-optimization/30317
23195 PR tree-optimization/30911
23196 PR tree-optimization/34793
23197 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23198 (struct assert_locus_d): New member EXPR.
23199 (register_new_assert_for): Add EXPR parameter to support
23200 ASSERT_EXPR <name, expr OP limit>.
23201 (register_edge_assert_for_1): Adjust callers.
23202 (find_assert_locations): Likewise.
23203 (process_assert_insertions_for): Build condition from expression.
23204 (extract_range_from_assert): Handle ASSERT_EXPRs
23205 of the form ASSERT_EXPR <name, expr OP limit>.
23206 (register_edge_assert_for_2): New helper registering
23207 asserts for comparisons. Recognize range tests of the form
23208 (unsigned)i - CST1 OP CST2.
23209 (register_edge_assert_for_1): Use it.
23210 (register_edge_assert_for): Likewise.
23211 (needs_overflow_infinity): Integer sub-types
23212 do not need overflow infinities.
23213 (vrp_val_is_max): The extreme values of integer sub-types
23214 are those of the base type.
23215 (vrp_val_is_min): Likewise.
23216 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23219 2008-03-28 Nick Clifton <nickc@redhat.com>
23222 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23223 Return GENERAL_REGS for stack adjustment reloads.
23225 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23228 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23229 const_vector when all the vectors are constant.
23231 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23233 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23235 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23236 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23238 (s<code>_sf): Use new scc_sf attribute for opcode names.
23240 2008-03-27 Tom Tromey <tromey@redhat.com>
23242 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23243 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23244 config/spu/t-spu-elf, config/i386/t-interix,
23245 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23246 config/i386/x-darwin, config/i386/x-mingw32,
23247 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23248 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23249 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23250 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23251 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23252 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23253 config/score/t-score-elf, config/arm/t-strongarm-pe,
23254 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23255 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23256 Revert automatic dependency patch.
23258 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23261 * config/i386/i386.c (ix86_function_arg_boundary): Align
23262 decimal floating point to its natural boundary.
23264 2008-03-27 Richard Guenther <rguenther@suse.de>
23266 PR middle-end/35716
23267 * fold-const.c (fold_comparison): Restrict distinct decl
23268 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23269 solely rely on operand_equal_p.
23271 2008-03-27 Richard Guenther <rguenther@suse.de>
23274 * c-common.c (handle_weak_attribute): Reject combination of
23277 2008-03-27 Richard Guenther <rguenther@suse.de>
23279 PR tree-optimization/32810
23280 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23281 conversions from DECL_INITIAL.
23282 (fold_const_aggregate_ref): Likewise from constructor elements.
23284 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23286 * tree-affine.h (aff_combination_expand): Declare.
23287 (get_inner_reference_aff): Likewise.
23288 * tree-affine.c (aff_combination_expand): Split out from
23289 tree_to_aff_combination_expand.
23290 (get_inner_reference_aff): New function.
23291 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23292 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23293 (struct lim_aux_data): sm_done field removed.
23294 (mem_ref_loc_p, mem_ref_locs_p): New types.
23295 (struct mem_ref): Added id, stored, accesses_in_loop,
23296 indep_loop, dep_loop, indep_ref, dep_ref fields.
23297 Removed is_stored, locs and next fields.
23298 (memory_accesses): New variable.
23299 (movement_possibility): Do not allow moving statements
23300 that store to memory.
23301 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23303 (determine_max_movement): For statements with memory references,
23304 find the outermost loop in that the reference is independent.
23305 (move_computations_stmt): Mark the virtual operands for renaming.
23306 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23307 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23308 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23309 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23310 create_vop_ref_mapping, analyze_memory_references,
23311 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23312 get_all_locs_in_loop, ref_always_accessed_p,
23313 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23314 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23315 store_motion_loop, store_motion): New functions.
23316 (struct vop_to_refs_elt): New type.
23317 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23318 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23319 (schedule_sm): Replaced by...
23320 (execute_sm): ... this.
23321 (determine_lsm_ref, hoist_memory_references,
23322 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23323 find_more_ref_vops, free_mem_ref, free_mem_refs,
23324 determine_lsm_loop, determine_lsm): Removed.
23325 (tree_ssa_lim_finalize): Free data structures used by store motion.
23326 (tree_ssa_lim): Call analyze_memory_references. Use
23327 store_motion instead of determine_lsm.
23329 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23331 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23332 rename tmake_file to m68hc11/t-m68hc11.
23333 (mcore): Set inhibit_libc to true.
23334 * config.host (alpha*-dec-*vms*): Set extra_programs.
23335 (interix3*): Don't use host_xmake_file.
23336 * configure.ac: Let config.gcc override inhibit_libc.
23337 * configure: Regenerate.
23339 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23340 * config/t-openbsd-thread: Remove commented out lines.
23342 * config/x-interix: Remove.
23344 * config/m68hc11/t-m68hc11-gas: Rename to...
23345 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23347 * config/mcore/t-mcore: Remove T_CFLAGS.
23348 * config/mcore/t-mcore-pe: Likewise.
23350 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23352 * configure.ac: Replace custom __GNU_SOURCE test with
23353 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23354 * aclocal.m4: Regenerate.
23355 * configure: Regenerate.
23356 * config.in: Regenerate.
23358 2008-03-27 Richard Guenther <rguenther@suse.de>
23360 * fold-const.c (target.h): Include.
23361 (fold_comparison): Fold comparison of addresses of decls
23362 that bind locally or of constants. Consolidate address folding code.
23363 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23364 results from fold_binary_to_constant.
23365 (compare_values_warnv): Likewise.
23367 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23369 PR middle-end/35429
23370 * fold-const.c (fold_truthop): Check for integeral types when folding
23371 a == 0 && b == 0 and a != 0 || b != 0 .
23373 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23375 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23377 2008-03-26 Andreas Schwab <schwab@suse.de>
23379 * doc/invoke.texi: Fix use of @item vs. @itemx.
23381 2008-03-26 Tom Tromey <tromey@redhat.com>
23383 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23384 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23385 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23386 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23387 build/genconstants.o, build/genemit.o, build/genextract.o,
23388 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23389 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23392 2008-03-26 Richard Guenther <rguenther@suse.de>
23395 2008-03-26 Richard Guenther <rguenther@suse.de>
23397 * fold-const.c (target.h): Include.
23398 (fold_comparison): Fold comparison of addresses of two decls
23399 that bind locally. Consolidate address folding code.
23401 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23403 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23404 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23405 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23406 dconstsqrt2, dconstthird, dconste and/or dconst10.
23407 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23408 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23409 dconstsqrt2, dconste): Delete.
23410 (init_emit_once): Likewise. Simplify initializing dconstm1.
23412 * real.c (get_real_const): New.
23413 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23414 dconstsqrt2, dconste): Delete.
23415 (real_value_const, get_real_const): New.
23417 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23419 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23421 * config/i386/i386.c (ix86_function_arg_boundary): Check
23422 BIGGEST_ALIGNMENT instead of 128.
23423 (setup_incoming_varargs_64): Likewise.
23425 2008-03-26 Tom Tromey <tromey@redhat.com>
23427 * Makefile.in (DEPFILES): Add missing '/'.
23429 2008-03-26 Richard Guenther <rguenther@suse.de>
23431 * fold-const.c (target.h): Include.
23432 (fold_comparison): Fold comparison of addresses of two decls
23433 that bind locally. Consolidate address folding code.
23435 2008-03-26 Nick Clifton <nickc@redhat.com>
23438 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23439 not allow INT+INT as a legitimate addressing mode.
23441 2008-03-26 Richard Guenther <rguenther@suse.de>
23443 * tree-flow.h (widen_bitfield): Remove declaration.
23444 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23445 (widen_bitfield): Remove function.
23446 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23449 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23452 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23455 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23457 PR rtl-optimization/35232
23458 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23459 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23460 reg_reloaded_call_part_clobbered here.
23461 (reload_regs_reach_end_p): New function.
23462 (reload_reg_rtx_for_input): New variable.
23463 (reload_reg_rtx_for_output): Likewise.
23464 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23465 when reassigning a pseudo register. Load reloadreg from
23466 reload_reg_rtx_for_input, moving the mode and register
23468 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23469 instead of the original when deciding whether an input reload
23470 would be a no-op or whether an output reload can be deleted.
23471 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23472 when setting up new_spill_reg_store. Load it from
23473 reload_reg_rtx_for_output, moving the mode and register
23475 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23476 instead of the original when deciding whether an output reload
23477 would be a no-op. Do the same when modifying insn notes.
23478 Use rtx_equal_p instead of == to compare the registers.
23479 (inherit_piecemeal_p): Take a mode and two register numbers
23481 (emit_reload_insns): Clear new_spill_reg_store for every hard
23482 register in the reload register. Remove spill registers
23483 from reg_reloaded_valid before considering whether to record
23484 inheritance information for them. Use reload_reg_rtx_for_output
23485 instead of reg_rtx when recording output reloads. Use
23486 reload_reg_rtx_for_input instead of reg_rtx when recording
23487 input reloads. Set or clear reg_reloaded_call_part_clobbered
23488 at the same time as setting reg_reloaded_valid.
23489 (delete_output_reload): Add a new_reload_reg parameter and use it
23490 instead of rld[j].reg_rtx.
23491 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23494 2008-03-25 Tom Tromey <tromey@redhat.com>
23496 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23497 (build/genattr.o): Likewise.
23498 (build/genattrtab.o): Likewise.
23499 (build/gencodes.o): Likewise.
23500 (build/genconfig.o): Likewise.
23501 (build/genconstants.o): Likewise.
23502 (build/genemit.o): Likewise.
23503 (build/genextract.o): Likewise.
23504 (build/genflags.o): Likewise.
23506 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23508 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23509 instead of size_int for integer types.
23510 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23511 to match type of MINUS_EXPR.
23513 2008-03-25 Tom Tromey <tromey@redhat.com>
23515 * configure: Rebuilt.
23516 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23519 2008-03-25 Tom Tromey <tromey@redhat.com>
23521 * config/x-solaris (host-solaris.o): Update.
23522 * config/x-linux (host-linux.o): Update.
23523 * config/x-hpux (host-hpux.o): Update.
23524 * config/x-darwin (host-darwin.o): Update.
23525 * config/v850/t-v850e (v850-c.o): Update.
23526 * config/v850/t-v850 (v850-c.o): Update.
23527 * config/t-vxworks (vxworks.o): Update.
23528 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23529 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23530 * config/spu/t-spu-elf (spu-c.o): Update.
23532 * config/sh/t-symbian (sh-c.o): Update.
23533 (symbian.o): Update.
23534 * config/sh/t-sh (sh-c.o): Update.
23535 * config/score/t-score-elf (score7.o, score3.o): Update.
23536 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23537 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23538 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23539 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23540 (rs6000.o): Remove.
23541 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23542 * config/m32c/t-m32c (m32c-pragma.o): Update.
23543 * config/ia64/t-ia64 (ia64-c.o): Update.
23544 * config/i386/x-mingw32 (host-mingw32.o): Update.
23545 * config/i386/x-i386 (driver-i386.o): Update.
23546 * config/i386/x-darwin (host-i386-darwin.o): Update.
23547 * config/i386/x-cygwin (host-cygwin.o): Update.
23548 * config/i386/t-nwld (nwld.o): Update.
23549 * config/i386/t-netware (netware.o): Update.
23550 * config/i386/t-interix (winnt.o): Update.
23551 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23552 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23553 msformat-c.o): Update.
23554 * config/bfin/t-bfin-linux (generated_files): Add
23555 linux-sysroot-suffix.h.
23556 * config/arm/t-wince-pe (pe.o): Update.
23557 * config/arm/t-strongarm-pe (pe.o): Update.
23558 * config/arm/t-pe (pe.o): Update.
23559 * config/arm/t-arm (arm-c.o): Update.
23560 * doc/install.texi (Prerequisites): Require make 3.80.
23561 * Makefile.in: Remove .o targets.
23562 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23563 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23564 (simple_generated_h, simple_generated_c): Move earlier.
23565 (generated_files): New variable.
23566 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23567 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23568 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23569 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23570 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23571 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23572 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23573 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23574 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23575 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23576 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23577 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23579 (COMPILE.base, COMPILE): New variables.
23580 (%.o): New pattern rule.
23581 (ALL_HOST_OBJS): New variable.
23582 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23583 (dummy-checksum.o, cc1-checksum.o): Remove.
23584 (DRIVER_SHLIB): New variable.
23585 (DRIVER_DEFINES): Use it.
23586 (gencondmd.c): Move out of build/.
23587 (s-conditions): Update.
23588 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23589 (ALL_BUILD_OBJS): Likewise.
23590 (build/%.o): Use BUILDCOMPILE.
23591 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23592 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23593 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23594 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23595 build/genconfig.o, build/genconstants.o, build/genemit.o,
23596 build/genextract.o, build/genflags.o, build/genmddeps.o,
23597 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23598 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23599 build/gen-protos.o, build/scan.o, build/fix-header.o,
23600 build/scan-decls.o): Simplify.
23601 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23602 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23603 prefix.o, toplev.o): Reduce to variable setting.
23604 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23605 ($(out_object_file), gcc-options.o): New targets.
23606 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23607 * configure: Rebuilt.
23608 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23609 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23611 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23613 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23614 complain when we hit an error, return ERROR_MARK_NODE.
23616 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23618 * config/sh/constraints.md (Pso, Psz): New constraints.
23619 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23620 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23622 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23624 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23625 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23627 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23629 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23630 (prefetch_sh2a): New.
23632 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23633 Naveen.H.S <naveen.hs@kpitcummins.com>
23635 * config/sh/constraints.md (I28): New constraint.
23636 * config/sh/sh.c (broken_move): Add support for movi20s.
23637 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23639 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23640 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23641 Naveen.H.S <naveen.hs@kpitcummins.com>
23643 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23644 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23645 (print_operand): Handle resbank in %@ operand code.
23646 (sh_encode_section_info): New.
23647 (push_regs): Add conditions for resbank.
23648 (sh_expand_epilogue): Likewise.
23649 (sh_insert_attributes): Likewise.
23650 (sh_attribute_table): Likewise.
23651 (sh_handle_resbank_handler_attribute): New.
23652 (sh2a_handle_function_vector_handler_attribute): New.
23653 (sh2a_is_function_vector_call): New.
23654 (sh2a_get_function_vector_number): New.
23655 (sh2a_function_vector_p): New.
23656 (sh_cfun_resbank_handler_p): New.
23657 * config/sh/sh.md (calli): Emit jsr/n if possible.
23658 (calli_tbr_rel): New.
23659 (calli_pcrel): Emit jsr/n if possible.
23660 (return_i): Emit rts/n if possible.
23661 (call_valuei_tbr_rel): New.
23662 (call_valuei_pcrel): Add condition for SH2A target.
23663 (call_value): Likewise.
23664 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23665 (sh2a_get_function_vector_number): Likewise.
23666 (sh2a_is_function_vector_call): Likewise.
23667 * doc/extend.texi: Document TBR relative addressing of SH2A.
23668 (resbank): Add description for SH2A.
23670 2008-03-24 Richard Guenther <rguenther@suse.de>
23673 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23674 pointer assignments change conversions according to middle-end rules.
23675 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23676 * configure.ac: Include type checking in yes.
23677 * configure: Regenerate.
23679 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23681 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23682 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23684 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23686 * gthr-vxworks.h (UNUSED): Define.
23688 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23690 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23692 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23694 * doc/extend.texi (Function Attributes): Add missing comma in the
23695 example of the "alloc_size" attribute.
23697 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23700 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23702 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23705 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23708 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23709 of the underlying type of a MS bitfield layout to the natural
23710 alignment of the type.
23712 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23714 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23715 to their natural alignment to avoid store forwarding stalls.
23717 2008-03-22 Richard Guenther <rguenther@suse.de>
23719 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23720 For PHI nodes verify the address is invariant.
23721 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23722 (get_symbol_constant_value): Use is_gimple_min_invariant.
23723 (maybe_fold_stmt_indirect): Likewise.
23725 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23727 PR rtl-optimization/33927
23728 * Makefile.in (dse.o): Depend on $(TM_P_H).
23729 * expr.h (extract_low_bits): Declare.
23730 * expmed.c (extract_low_bits): New function.
23731 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23732 * dse.c: Include tm_p.h.
23733 (find_shift_sequence): Remove the read_reg argument and return the
23734 read value. Emit the instructions instead of returning them.
23735 Iterate on new_mode rather than calculating it each time.
23736 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23737 source to NEW_MODE and extract_low_bits to convert the shifted
23738 value to READ_MODE.
23739 (replace_read): Allow the load and store to have different mode
23740 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23741 or extraction instructions before trying the replacement. Update
23742 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23744 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23746 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23747 to their natural alignment to avoid store forwarding stalls.
23749 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23752 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23753 encouraging but not allowing gprs for input;
23754 change the input constraint to !f#r.
23755 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23757 change the output constraint to !f#r.
23759 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23762 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23763 corresponding post-reload splitters.
23764 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23765 when x87 FP math is selected.
23766 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23767 New function prototype.
23768 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23769 unreachable function to ease macroization of insn patterns.
23771 2008-03-21 Martin Jambor <mjambor@suse.cz>
23773 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23774 reference dumps if ddr is NULL or dependence is unknown.
23776 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23778 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23779 unsigned extension into account.
23780 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23781 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23782 Do computations on a scratch register.
23784 2008-03-21 Richard Guenther <rguenther@suse.de>
23786 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23787 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23788 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23789 * tree-ssa-dom.c (record_equality): Likewise.
23790 * tree-inline.c (copy_body_r): Likewise.
23791 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23794 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23796 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23797 as 'delete_unused' argument.
23799 2008-03-20 Richard Guenther <rguenther@suse.de>
23801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23802 special casing of constant qualifiers.
23803 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23804 care about them in general.
23805 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23806 regardless of their type.
23807 (fold_stmt_r): Forcefully fold *& if we end up with that.
23809 2008-03-20 Paul Brook <paul@codesourcery.com>
23811 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23812 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23814 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23816 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23817 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23819 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23821 * common.opt (Wmudflap): New option.
23822 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23823 (mx_register_decls): Likewise.
23824 (mudflap_finish_file): Likewise.
23825 * doc/invoke.texi: Document -Wno-mudflap.
23827 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23829 * c-format.c (replace_format_name_to_system_name): New.
23830 (cmp_attribs): New.
23831 (convert_format_name_to_system_name): New.
23832 (decode_format_attr): Add use of convert_format_name_to_system_name.
23833 (format_types_orig): Add gnu_ prefix to names.
23834 (check_format_info_main): Special treating of \0 escaped names for
23835 supporting multi-character format specifiers as I32, I64.
23836 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23837 (gnu_target_overrides_format_attributes): New.
23838 * c-format.h: Add structure target_ovr_attr to hold
23839 system specific formatter names.
23840 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23841 msformat-c.o file to c_target_objs and cxx_target_objs.
23842 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23843 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23844 (TARGET_N_FORMAT_TYPES): New.
23845 * config/i386/msformat-c.c: New.
23846 * config/i386/t-cygming: Add build rule for msformat-c.o.
23847 * doc/extend.texi: Add new format names gnu_* and ms_* and
23849 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23851 2008-03-20 Ira Rosen <irar@il.ibm.com>
23853 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23854 optimizations turned on under -O3.
23855 (ftree-vectorize): Add that the flag is turned on with -O3.
23857 2008-03-20 Ben Elliston <bje@au.ibm.com>
23859 * regmove.c (try_auto_increment): Fix spelling error in comment.
23860 * final.c (final_scan_insn): Likewise.
23862 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23865 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23866 allocator preferences for "y" and "r" class registers.
23867 ("*mov<mode>_internal"): Ditto.
23868 ("*movv2sf_internal_rex64"): Ditto.
23869 ("*movv2sf_internal"): Ditto.
23871 2008-03-19 Michael Matz <matz@suse.de>
23873 PR middle-end/35616
23874 * calls.c (expand_call): Check overlap of arguments with call
23875 address for sibcalls.
23877 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23880 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23881 of the underlying type of a MS bitfield layout to the natural
23882 alignment of the type.
23884 2008-03-19 Jan Hubicka <jh@suse.cz>
23887 * toplev.c (decode_d_option): Handle all CPP flags.
23888 * tree-vrp.c: Update tree_pass descriptors.
23889 * regrename.c: Update tree_pass descriptors.
23890 * fwprop.c: Update tree_pass descriptors.
23891 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23892 * tree-into-ssa.c: Update tree_pass descriptors.
23893 * tree-dump.c: Update tree_pass descriptors.
23894 * tree-complex.c: Update tree_pass descriptors.
23895 * tree-dump.h: Update tree_pass descriptors.
23896 * see.c: Update tree_pass descriptors.
23897 * cgraphbuild.c: Update tree_pass descriptors.
23898 * tracer.c: Update tree_pass descriptors.
23899 * tree-loop-distribution.c: Update tree_pass descriptors.
23900 * cgraph.c: Update tree_pass descriptors.
23901 * postreload-gcse.c: Update tree_pass descriptors.
23902 * postreload.c: Update tree_pass descriptors.
23903 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23904 * tree-tailcall.c: Update tree_pass descriptors.
23905 * tree-pass.h (tree_opt_pass): Rename to ...
23906 (opt_pass) ... this one; add "type" field and remove letter field.
23907 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23908 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23909 all_lowering_passes): Update declaration.
23910 * ipa-cp.c: Update tree_pass descriptors.
23911 * final.c: Update tree_pass descriptors.
23912 * omp-low.c: Update tree_pass descriptors.
23913 * tree-ssa-dse.c: Update tree_pass descriptors.
23914 * ipa-reference.c: Update tree_pass descriptors.
23915 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23916 * auto-inc-dec.c: Update tree_pass descriptors.
23917 * reorg.c: Update tree_pass descriptors.
23918 * cgraphunit.c: Update tree_pass descriptors.
23919 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23920 * tree-ssa-ccp.c: Update tree_pass descriptors.
23921 * df-core.c: Update tree_pass descriptors.
23922 * mode-switching.c: Update tree_pass descriptors.
23923 * tree-nomudflap.c: Update tree_pass descriptors.
23924 * modulo-sched.c: Update tree_pass descriptors.
23925 * ipa-pure-const.c: Update tree_pass descriptors.
23926 * cse.c: Update tree_pass descriptors.
23927 * web.c: Update tree_pass descriptors.
23928 * tree-stdarg.c: Update tree_pass descriptors.
23929 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23930 * tree-ssa-dom.c: Update tree_pass descriptors.
23931 * tree-nrv.c: Update tree_pass descriptors.
23932 * tree-ssa-alias.c: Update tree_pass descriptors.
23933 * loop-init.c: Update tree_pass descriptors.
23934 * gimple-low.c: Update tree_pass descriptors.
23935 * ipa-inline.c: Update tree_pass descriptors.
23936 * tree-ssa-sink.c: Update tree_pass descriptors.
23937 * global.c: Update tree_pass descriptors.
23938 * ifcvt.c: Update tree_pass descriptors.
23939 * jump.c: Update tree_pass descriptors.
23940 * predict.c: Update tree_pass descriptors.
23941 * tree-ssa-loop.c: Update tree_pass descriptors.
23942 * recog.c: Update tree_pass descriptors.
23943 * dse.c: Update tree_pass descriptors.
23944 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23945 * tree-eh.c: Update tree_pass descriptors.
23946 * regmove.c: Update tree_pass descriptors.
23948 * function.c: Update tree_pass descriptors.
23949 * tree-vectorizer.c: Update tree_pass descriptors.
23950 * gcse.c: Update tree_pass descriptors.
23951 * ipa-type-escape.c: Update tree_pass descriptors.
23952 * tree-if-conv.c: Update tree_pass descriptors.
23953 * init-regs.c: Update tree_pass descriptors.
23954 * ipa.c: Update tree_pass descriptors.
23955 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23956 * rtl-factoring.c: Update tree_pass descriptors.
23957 * lower-subreg.c: Update tree_pass descriptors.
23958 * bt-load.c: Update tree_pass descriptors.
23959 * tree-dfa.c: Update tree_pass descriptors.
23960 * except.c: Update tree_pass descriptors.
23961 * emit-rtl.c: Update tree_pass descriptors.
23962 * cfgexpand.c: Update tree_pass descriptors.
23963 * tree-cfgcleanup.c: Update tree_pass descriptors.
23964 * cfgcleanup.c: Update tree_pass descriptors.
23965 * tree-ssa-pre.c: Update tree_pass descriptors.
23966 * tree-sra.c: Update tree_pass descriptors.
23967 * tree-mudflap.c: Update tree_pass descriptors.
23968 * tree-ssa-copy.c: Update tree_pass descriptors.
23969 * cfglayout.c: Update tree_pass descriptors.
23970 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23971 * tree-ssa-dce.c: Update tree_pass descriptors.
23972 * tree-ssa.c: Update tree_pass descriptors.
23973 * regclass.c: Update tree_pass descriptors.
23974 * integrate.c: Update tree_pass descriptors.
23975 * tree-optimize.c: Update tree_pass descriptors.
23976 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23977 * tree-object-size.c: Update tree_pass descriptors.
23978 * combine.c: Update tree_pass descriptors.
23979 * tree-outof-ssa.c: Update tree_pass descriptors.
23980 * bb-reorder.c: Update tree_pass descriptors.
23981 * stack-ptr-mod.c: Update tree_pass descriptors.
23982 * var-tracking.c: Update tree_pass descriptors.
23983 * tree-profile.c: Update tree_pass descriptors.
23984 * tree-vect-generic.c: Update tree_pass descriptors.
23985 * reg-stack.c: Update tree_pass descriptors.
23986 * sched-rgn.c: Update tree_pass descriptors.
23987 * tree-ssa-structalias.c: Update tree_pass descriptors.
23988 * tree-cfg.c: Update tree_pass descriptors.
23989 * passes.c (current_pass): Update declaration.
23990 (finish_optimization_passes): Update.
23991 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23992 (register_one_dump_file, register_dump_files_1, next_pass_1):
23994 (init_optimization_passes): Update handling of new types.
23995 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23996 * ipa-struct-reorg.c: Update tree_pass descriptors.
23997 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23998 * combine-stack-adj.c: Update tree_pass descriptors.
23999 * cfgrtl.c: Update tree_pass descriptors.
24000 * dce.c: Update tree_pass descriptors.
24001 * tree-ssanames.c: Update tree_pass descriptors.
24003 2008-03-19 Richard Guenther <rguenther@suse.de>
24005 PR middle-end/35609
24006 * tree-ssa.c (walk_data): New structure.
24007 (warn_uninitialized_var): If not always_executed warn with "maybe"
24009 (execute_early_warn_uninitialized): Compute post-dominators.
24010 Initialize always_executed before processing each basic block.
24012 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24015 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24016 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24018 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24020 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24022 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24024 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24026 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24027 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24028 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24029 target after ignore has been set, and move there also the commputation
24030 of subtarget and original_target.
24031 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24032 (LANG_HOOKS_INITIALIZER): Remove it.
24033 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24035 2008-03-18 Richard Guenther <rguenther@suse.de>
24037 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24038 found an expression with constants, note that in the VN for the lhs.
24039 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24040 fold them to constants if possible. Run cleanup_cfg if done so.
24041 (execute_pre): Return todo.
24042 (do_pre): Likewise.
24043 (execute_fre): Likewise.
24044 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24046 (get_prop_source_stmt): Look through pointer conversions.
24048 2008-03-18 Jan Hubicka <jh@suse.cz>
24050 * tree-pretty-print.c: Include predict.h.
24051 (dump_generic_node): Dump predictor.
24052 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24053 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24054 * gimple-low.c (lower_stmt): Likewise.
24055 * expr.c (expand_expr_real): Likewise.
24056 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24058 (build_predict_expr, build_predict_expr): New.
24059 * predict.h (predictor_name, build_predict_expr): Update.
24060 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24061 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24062 * predict.def (PRED_CONTINUE): Update hitrate.
24063 * tree.def (PREDICT_EXPR): Define.
24064 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24065 do not handle BIND_EXPR.
24066 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24067 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24068 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24071 2008-03-18 Michael Matz <matz@suse.de>
24073 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24075 2008-03-18 Richard Guenther <rguenther@suse.de>
24077 * tree-gimple.h (is_gimple_invariant_address): Declare.
24078 (is_gimple_constant): Likewise.
24079 * tree-gimple.c (is_gimple_constant): New function.
24080 (is_gimple_invariant_address): Likewise.
24081 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24082 and is_gimple_invariant_address.
24083 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24085 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24086 an addressable base.
24088 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24090 PR middle-end/35611
24091 * gimplify.c (gimplify_expr): Gimplify second operand of
24094 2008-03-17 Richard Guenther <rguenther@suse.de>
24096 PR tree-optimization/19637
24097 * fold-const.c (fold_unary): Remove restrictions of removing
24098 intermediate pointer-conversions (P2)(P1)P0.
24099 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24100 conversion to void pointer.
24101 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24103 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24106 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24107 emulated thread local variables.
24109 2008-03-16 Richard Guenther <rguenther@suse.de>
24111 PR middle-end/35607
24112 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24113 expand TREE_INVARIANT operations that are not gimple invariant.
24115 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24117 * doc/extend.texi (Alignment): Say that the ABI controls
24118 the __alignof__ for non-strict-alignment targets rather
24119 than being a recommendation.
24121 2008-03-15 Paul Brook <paul@codesourcery.com>
24123 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24125 (arm_output_fn_unwind): Mark functions that can not be unwound.
24127 2008-03-15 Paul Brook <paul@codesourcery.com>
24129 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24130 extension instructions.
24132 2008-03-15 Richard Guenther <rguenther@suse.de>
24134 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24135 and fold constant aggregate refs.
24136 (fold_const_aggregate_ref): Handle string constants
24137 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24138 (evaluate_stmt): Simplify now that ccp_fold folds constant
24141 2008-03-15 Paul Brook <paul@codesourcery.com>
24143 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24144 (extzv): Use gen_extzv_t2.
24145 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24147 2008-03-15 Richard Guenther <rguenther@suse.de>
24149 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24150 (fold_const_aggregate_ref): Likewise.
24151 (get_value): Return NULL if we don't have any values.
24152 (ccp_finalize): Set const_val to NULL after freeing it.
24153 * tree-flow.h (get_symbol_constant_value): Declare.
24154 (fold_const_aggregate_ref): Likewise.
24155 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24157 2008-03-15 Richard Guenther <rguenther@suse.de>
24159 PR middle-end/35593
24160 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24161 to not produce negative array indices if not allowed. Add
24162 parameter to indicate that.
24163 (maybe_fold_offset_to_component_ref): Allow negative array
24164 indices only for the first member of a structure.
24165 (maybe_fold_offset_to_reference): Allow negative array indices.
24166 (maybe_fold_stmt_addition): Likewise.
24168 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24169 Anatoly Sokolov <aesok@post.ru>
24171 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24172 (avr_arch): Add ARCH_AVR6.
24173 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24174 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24175 instead of fixed value 2.
24176 (print_operand_address): Use gs() asm specifier instead of pm().
24177 (avr_assemble_integer): (Ditto.).
24178 (avr_output_addr_vec_elt): (Ditto.).
24179 (print_operand): Handle "!" code.
24180 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24181 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24182 (AVR_HAVE_EIJMP_EICALL): Define.
24183 (AVR_3_BYTE_PC): Redefine.
24184 (AVR_2_BYTE_PC): (Ditto.).
24185 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24186 (LINK_SPEC): Add atmega2560 and atmega2561.
24187 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24189 * config/avr/avr.md (call_insn): Use eicall instead of icall
24190 for 3 byte PC devices.
24191 (call_value_insn): (Ditto.).
24192 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24193 (indirect_jump): Use only for for 2 byte PC devices.
24194 (*tablejump): (Ditto.).
24195 (*indirect_jump_avr6): Add insn.
24196 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24197 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24198 instead of ijmp for 3 byte PC devices.
24199 (__tablejump2__): (Ditto.).
24200 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24201 (MULITLIB_DIRNAMES): (Ditto.).
24202 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24204 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24206 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24207 "sse2_umulsidi3". Use V1DI mode for operand 0.
24208 ("mmx_psadbw"): Use V1DI mode for operand 0.
24209 * config/i386/i386-modes.def (V1SI): New vector mode.
24210 * config/i386/i386.c (struct builtin_description)
24211 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24212 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24213 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24214 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24215 v1di_ftype_v8qi_v8qi type.
24216 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24218 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24219 __builtin_ia32_pmuludq]: Fix the mode of return value.
24221 2008-03-15 Richard Guenther <rguenther@suse.de>
24223 PR middle-end/35595
24224 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24227 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24229 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24230 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24231 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24232 unless TARGET_SERIALIZE_VOLATILE is enabled.
24233 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24234 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24235 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24237 2008-03-14 Richard Guenther <rguenther@suse.de>
24239 PR tree-optimization/34172
24240 * tree-flow.h (refs_may_alias_p): Declare.
24241 (get_single_def_stmt): Likewise.
24242 (get_single_def_stmt_from_phi): Likewise.
24243 (get_single_def_stmt_with_phi): Likewise.
24244 * tree-dfa.c (refs_may_alias_p): New function.
24245 (get_single_def_stmt): Likewise.
24246 (get_single_def_stmt_from_phi): Likewise.
24247 (get_single_def_stmt_with_phi): Likewise.
24248 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24249 (vn_reference_lookup_1): New helper function.
24250 (vn_reference_lookup): Walk the virtual use-def chain to
24251 continue searching for a match if the def does not alias the
24252 reference we are looking for.
24254 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24256 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24257 archive and Perzl. Update The Written Word listing.
24259 2008-03-14 Richard Guenther <rguenther@suse.de>
24261 PR tree-optimization/34043
24262 PR tree-optimization/33989
24263 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24265 (bitmap_find_leader): Use extra argument to verify dominance
24266 relationship inside a basic-block.
24267 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24268 (find_leader_in_sets): Adjust.
24269 (create_component_ref_by_pieces): Take extra argument for
24270 dominance check, handle lookup failures.
24271 (find_or_generate_expression): Likewise.
24272 (create_expression_by_pieces): Likewise.
24273 (insert_into_preds_of_block): Adjust.
24274 (create_value_expr_from): If asked for, verify all operands
24275 are in the blocks AVAIL_OUT set.
24276 (make_values_for_stmt): Check for SSA_NAMEs that are life
24277 over an abnormal edge.
24278 (compute_avail): Remove such check.
24279 (do_SCCVN_insertion): New function.
24280 (eliminate): If we do not find a leader suitable for replacement
24281 insert a replacement expression from SCCVN if available.
24282 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24283 (struct vn_ssa_aux): Add needs_insertion flag.
24284 * tree-ssa-sccvn.c (may_insert): New global flag.
24285 (copy_reference_ops_from_ref): Value-number union member access
24286 based on its size, not type and member if insertion is allowed.
24287 (visit_reference_op_load): For a weak match from union type
24288 punning lookup a view-converted value and insert a SSA_NAME
24289 for that value if that is not found.
24290 (visit_use): Make dumps shorter. Do not disallow value numbering
24291 SSA_NAMEs that are life over an abnormal edge to constants.
24292 (free_scc_vn): Release inserted SSA_NAMEs.
24293 (run_scc_vn): New flag to specify whether insertion is allowed.
24294 Process SSA_NAMEs in forward order.
24295 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24296 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24297 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24298 pointer type to/from integral types that do not change the
24299 precision to regular conversions.
24301 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24303 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24304 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24305 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24306 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24307 input arguments and the mode of return value. Built-in functions
24308 that operate on whole 64-bit MMX register now use V1DI mode.
24310 2008-03-13 Alon Dayan <alond@il.ibm.com>
24311 Olga Golovanevsky <olga@il.ibm.com>
24313 PR tree-optimization/35041
24314 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24315 to locate the right position in a statement.
24317 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24321 * config/i386/xmmintrin.h: Change all static inline functions to
24322 extern inline and add __gnu_inline__ attribute.
24323 * config/i386/bmintrin.h: Ditto.
24324 * config/i386/smmintrin.h: Ditto.
24325 * config/i386/tmmintrin.h: Ditto.
24326 * config/i386/mmintrin-common.h: Ditto.
24327 * config/i386/ammintrin.h: Ditto.
24328 * config/i386/emmintrin.h: Ditto.
24329 * config/i386/pmmintrin.h: Ditto.
24330 * config/i386/mmintrin.h: Ditto.
24331 * config/i386/mm3dnow.h: Ditto.
24333 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24335 PR middle-end/35185
24336 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24337 (lower_omp_2): New function.
24338 (lower_omp_1, lower_omp): Rewritten.
24340 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24343 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24344 with the phrase "Microsoft Windows compilers".
24345 (Push/Pop Macro Pragmas): New subsection. Document
24346 #pragma push_macro and pragma pop_macro.
24348 2008-03-12 Paul Brook <paul@codesourcery.com>
24350 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24352 2008-03-12 Paul Brook <paul@codesourcery.com>
24354 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24355 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24356 (thumb2_addsi_shortim): Rename ...
24357 (thumb2_addsi_short): ... to this. Allow register operands.
24358 (thumb2_subsi_short): New pattern.
24359 (thumb2_one_cmplsi2_short,
24360 thumb2_negsi2_short): New patterns and peepholes.
24362 2008-03-12 Paul Brook <paul@codesourcery.com>
24364 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24366 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24368 * config/i386/i386.md (int_cond): New code iterator.
24370 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24371 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24372 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24373 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24374 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24375 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24376 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24377 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24379 2008-03-12 Paul Brook <paul@codesourcery.com>
24381 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24382 instead of {arm,thumb}_compute_save_reg_mask.
24383 (output_return_instruction): Ditto.
24384 (thumb_unexpanded_epilogue): Ditto.
24385 (thumb1_expand_prologue): Ditto.
24386 (thumb1_output_function_prologue): Ditto.
24387 (arm_set_return_address): Ditto.
24388 (thumb_set_return_address): Ditto.
24389 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24390 regs to achieve stack alignment.
24391 (thumb1_compute_save_reg_mask): Fix compiler warning.
24392 (arm_output_epilogue): Use offsets->saved_regs_mask.
24393 Adjust stack pointer by poping call clobered registers.
24394 (arm_expand_prologue): Use offsets->saved_regs_mask.
24395 Adjust stack pointer by pushing extra registers.
24396 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24398 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24401 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24402 conversion to the operands of a multiplication.
24404 2008-03-12 Richard Guenther <rguenther@suse.de>
24406 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24407 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24408 * timevar.def (TV_TREE_PHIPROP): Add.
24409 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24410 pass description. Use TV_TREE_PHIPROP.
24411 * tree-ssa-forwprop.c: Remove phiprop code.
24413 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24415 PR middle-end/35549
24416 * omp-low.c (maybe_lookup_decl): Constify first argument.
24417 (use_pointer_for_field): Change last argument from bool to
24418 omp_context *. Disallow shared copy-in/out in nested
24419 parallel if decl is shared in outer parallel too.
24420 (build_outer_var_ref, scan_sharing_clauses,
24421 lower_rec_input_clauses, lower_copyprivate_clauses,
24422 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24424 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24425 Ira Rosen <irar@il.ibm.com>
24427 * tree-vectorizer.c (free_stmt_vec_info): New function.
24428 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24429 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24430 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24431 * tree-vect-transform.c (vectorizable_conversion): Free
24432 vec_oprnds0 if it was allocated.
24433 (vect_permute_store_chain): Remove unused VECs.
24434 (vectorizable_store): Free VECs that are allocated in the..
24436 (vect_transform_strided_load, vectorizable_load): Likewise.
24437 (vect_remove_stores): Simplify the code.
24438 (vect_transform_loop): Move code to vect_remove_stores().
24439 Call vect_remove_stores() and free_stmt_vec_info().
24441 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24443 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24444 TARGET_HPUX. Revise comment.
24445 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24446 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24447 Use sr4 variant of `be' instruction when not generating PIC code.
24448 (attr_length_call): Adjust for above change.
24450 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24452 * ipa-reference.c (static_execute): Remove module_statics_const and
24453 associated setting code.
24455 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24458 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24459 predicate for operand 1.
24460 (paritysi2_cmp): Use register_operand predicate for operand 2.
24461 Use earlyclobber modifier for operand 1. Remove support for
24463 (paritydi2_cmp): Use register_operand predicate for operand 3.
24464 Use earlyclobber modifier for operand 1. Remove support for
24467 2008-03-11 Paul Brook <paul@codesourcery.com>
24468 Vladimir Prus <vladimir@codesourcery.com>
24470 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24471 (arm_compute_save_reg0_reg12_mask): Always
24472 check if register 11 must be saved. Always safe hard frame pointer
24473 when frame_pointer_needeed.
24474 (arm_compute_save_reg_mask): Save IP and PC
24475 only with apcs frames.
24476 (arm_output_epilogue): Adjust Thumb2 codepath to
24477 be also invoked and work for ARM non-apcs frames.
24478 (arm_expand_prologue): Don't bother saving IP
24479 for non-apcs frame, since it's not clobbered by
24480 prologue code. Implement non-apcs frame
24483 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24485 PR rtl-optimization/35281
24486 * expr.c (convert_move): Use a new pseudo for the intermediate
24487 from_mode->word_mode result.
24489 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24491 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24492 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24493 * toplev.c (compile_file): Don't call it.
24495 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24497 PR middle-end/35526
24498 * expr.c (store_expr): Call emit_block_move if the mode
24499 of "temp" RTX is BLKmode.
24501 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24502 Richard Guenther <rguenther@suse.de>
24504 PR tree-optimization/31358
24505 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24506 the step with a NULL_TREE.
24507 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24508 to sizetype if type is a pointer type.
24509 (add_candidate_1): Don't convert the base and step to
24510 the generic type if the orginal type is a pointer type.
24511 (add_iv_value_candidates): Use sizetype for the step
24512 if type is a pointer type.
24513 (cand_value_at): Likewise.
24514 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24516 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24517 Don't convert the tem affine to the type.
24518 (add_elt_to_tree): Use sizetype for the step if a pointer.
24519 Use POINTER_PLUS_EXPR for pointers.
24520 (aff_combination_to_tree): Use sizetype for the step if a
24523 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24525 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24526 Remove commutativity hint.
24528 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24532 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24533 errorneous type. Check that v is a VAR_DECL.
24535 PR middle-end/35099
24536 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24538 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24540 PR tree-optimization/35494
24541 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24542 may be overriden at link and run time.
24544 2008-03-10 Richard Guenther <rguenther@suse.de>
24546 PR tree-optimization/34677
24547 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24548 (poolify_tree): Likewise.
24549 (modify_expr_template): Likewise.
24550 (poolify_modify_stmt): Likewise.
24551 (insert_fake_stores): Handle all component-ref style stores
24552 in addition to INDIRECT_REF. Also handle complex types.
24553 Do not poolify the inserted load.
24554 (realify_fake_stores): Do not rebuild the tree but only
24555 make it a SSA_NAME copy.
24556 (init_pre): Remove initialzation of modify_expr_template.
24557 Do not allocate modify_expr_node_pool.
24558 (fini_pre): Do not free modify_expr_node_pool.
24560 2008-03-10 Paul Brook <paul@codesourcery.com>
24562 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24563 to avoid conflicts.
24565 2008-03-10 Paul Brook <paul@codesourcery.com>
24566 Mark Shinwell <shinwell@codesourcery.com>
24568 * config/arm/cortex-r4.md: New.
24569 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24571 * config/arm/arm.md: Include cortex-r4.md.
24572 (insn): Add smmls, sdiv and udiv values.
24573 (generic_sched): Don't use generic scheduling for Cortex-R4.
24574 (arm_issue_rate): New function.
24575 (TARGET_SCHED_ISSUE_RATE): Define.
24577 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24579 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24581 2008-03-10 Richard Guenther <rguenther@suse.de>
24583 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24584 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24586 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24588 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24589 Set default to true.
24591 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24593 * c.opt (Wsynth): Deprecate.
24594 * doc/invoke.texi (Option Summary, Warning Options): Document
24595 -Wno-format-contains-nul.
24597 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24600 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24601 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24603 2008-03-09 Ira Rosen <irar@il.ibm.com>
24605 * config/rs6000/rs6000.c (builtin_description): Rename vector
24606 left shift operations.
24607 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24608 (altivec_vsl<VI_char>): Rename to ...
24609 (ashl<mode>3): ... new name.
24610 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24612 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24614 2008-03-08 Richard Guenther <rguenther@suse.de>
24616 * coverage.h (tree_coverage_counter_addr): Declare.
24617 * coverage.c (tree_coverage_counter_addr): New function.
24618 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24619 before using again.
24620 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24621 (tree_gen_one_value_profiler): Likewise.
24622 (tree_gen_ic_profiler): Likewise.
24623 (tree_gen_average_profiler): Likewise.
24624 (tree_gen_ior_profiler): Likewise.
24626 2008-03-08 Richard Guenther <rguenther@suse.de>
24628 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24629 (vn_binary_op_insert): Likewise.
24630 (vn_unary_op_lookup): Likewise.
24631 (vn_unary_op_insert): Likewise.
24632 (vn_nary_op_lookup): Declare.
24633 (vn_nary_op_insert): Likewise.
24634 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24635 and binary hashes, use a single obstack for unary_op_pool
24636 and binary_op_pool.
24637 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24638 a single struct vn_nary_op_s. Store tree code length and
24639 a variable number of operands.
24640 (struct vn_reference_op_struct): Remove unused op2.
24641 (vn_reference_op_eq): Do not compare op2.
24642 (vn_reference_op_compute_hash): Do not compute hash of op2.
24643 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24644 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24645 with vn_nary_op_compute_hash.
24646 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24647 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24649 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24651 (visit_unary_op): Call nary functions.
24652 (visit_binary_op): Likewise.
24653 (process_scc): Adjust for struct vn_tables_s changes.
24654 (allocate_vn_table): Likewise.
24655 (free_vn_table): Likewise.
24656 * tree-vn.c (vn_add): Call nary functions.
24657 (vn_lookup): Likewise.
24659 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24662 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24663 wdst back after sync_compare_and_swapqhi_internal.
24665 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24668 * config/i386/i386-modes.def (V1DI): New vector mode.
24669 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24670 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24671 (MMXMODE248): Ditto.
24672 (MMXMODE): Add V1DI mode.
24673 (mmxvecsize): Change DI mode to V1DI mode.
24674 ("mov<mode>): Use MMXMODEI8 mode iterator.
24675 ("*mov<mode>_internal_rex64"): Ditto.
24676 ("*mov<mode>_internal"): Ditto.
24677 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24678 ("mmx_sub<mode>3"): Ditto.
24679 ("mmx_adddi3"): Remove insn pattern.
24680 ("mmx_subdi3"): Ditto.
24681 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24682 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24683 ("mmx_ashl<mode>3"): Ditto.
24684 ("mmx_lshrdi3"): Remove insn pattern.
24685 ("mmx_ashldi3"): Ditto.
24686 * config/i386/i386.c (classify_argument): Handle V1DImode.
24687 (function_arg_advance_32): Ditto.
24688 (function_arg_32): Ditto.
24689 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24690 mmx_addv1di3 insn pattern.
24691 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24692 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24693 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24694 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24695 Remove definitions of built-in functions.
24696 (V1DI_type_node): New node.
24697 (v1di_ftype_v1di_int): Ditto.
24698 (v1di_ftype_v1di_v1di): Ditto.
24699 (v2si_ftype_v2si_si): Ditto.
24700 (v4hi_ftype_v4hi_di): Remove node.
24701 (v2si_ftype_v2si_di): Ditto.
24702 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24703 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24704 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24705 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24706 Add new builtins using def_builtin_const.
24707 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24708 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24709 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24710 * config/i386/mmintrin.h (__v1di): New typedef.
24711 (_mm_add_si64): Cast arguments to __v1di type.
24712 (_mm_sub_si64): Ditto.
24713 (_mm_sll_pi16): Cast __count to __v4hi type.
24714 (_mm_sll_pi32): Cast __count to __v2si type.
24715 (_mm_sll_si64): Cast arguments to __v1di type.
24716 (_mm_srl_pi16): Cast __count to __v4hi type.
24717 (_mm_srl_pi32): Cast __count to __v2si type.
24718 (_mm_srl_si64): Cast arguments to __v1di type.
24719 (_mm_sra_pi16): Cast __count to __v4hi type.
24720 (_mm_sra_pi32): Cast __count to __v2si type.
24721 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24722 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24723 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24724 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24725 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24726 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24727 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24728 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24729 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24730 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24731 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24732 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24734 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24736 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24738 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24741 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24742 reg+const addressing for Altivec modes. Don't generate reg+reg
24743 addressing for TFmode or TDmode quantities.
24745 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24747 * c-common.c (vector_types_convertible_p): Call langhook
24748 instead of comptypes.
24750 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24753 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24754 integral and scalar float variables which have a
24757 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24759 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24760 dwarf_register_span hook when emitting unwind information for
24761 register-to-memory saves.
24762 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24763 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24765 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24767 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24768 for the same VAR_DECL.
24770 2008-03-06 Tom Tromey <tromey@redhat.com>
24772 * treelang: Delete.
24773 * doc/standards.texi (Standards): Don't mention treelang.
24774 * doc/invoke.texi (Overall Options): Don't mention treelang.
24775 * doc/install.texi (Prerequisites): Don't mention bison or
24777 (Configuration): Don't mention treelang.
24778 (Building): Likewise.
24779 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24781 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24783 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24784 word-extractions out of a multi-word object.
24786 2008-03-06 Richard Guenther <rguenther@suse.de>
24788 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24789 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24790 result type and precision.
24791 * expr.c (get_inner_reference): Set unsignedp based on the result
24792 type of BIT_FIELD_REF.
24793 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24794 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24795 (try_instantiate_multiple_fields): Likewise. Use the correct type
24797 (sra_build_assignment): Likewise.
24798 (sra_build_elt_assignment): Likewise.
24799 (sra_explode_bitfield_assignment): Likewise.
24800 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24801 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24802 set BIT_FIELD_REF_UNSIGNED.
24803 (vectorizable_load): Likewise.
24805 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24807 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24810 2008-03-06 Richard Guenther <rguenther@suse.de>
24812 * alias.c (struct alias_set_entry): Move has_zero_child field
24813 to pack with alias_set.
24815 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24817 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24820 2008-03-05 Ian Lance Taylor <iant@google.com>
24822 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24824 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24826 * fwprop.c (update_df): Support width and offset parameters of
24828 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24829 global_conflicts): Change DF_REF_EXTRACT to either
24830 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24831 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24832 * df-scan.c (df_ref_record, df_defs_record,
24833 df_ref_create_structure, df_def_record_1, df_uses_record,
24834 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24835 df_bb_refs_collect, df_entry_block_defs_collect,
24836 df_exit_block_uses_collect): Support new width and offset fields.
24837 (ref_extract_pool): New storage pool.
24838 (df_free_ref): New function.
24839 (df_reg_chain_unlink, df_free_collection_rec,
24840 df_sort_and_compress_refs): Call df_free_ref.
24841 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24843 (df_ref_create_structure): Allocate df_ref_extract if offset and
24844 width fields are used.
24845 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24846 (df_uses_record): Get offset and width from ZERO_EXTRACT
24848 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24849 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24850 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24851 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24852 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24853 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24854 (df_ref_extract): New structure.
24855 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24856 (df_ref_create): Add width and offset parameters.
24858 2008-03-05 Richard Guenther <rguenther@suse.de>
24860 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24861 Use ranges_overlap_p.
24862 (offset_overlaps_with_access): Rename
24863 to ranges_overlap_p and move ...
24864 * tree-flow-inline.h (ranges_overlap_p): ... here.
24866 * tree.h (get_inner_reference, handled_component_p): Update
24869 * tree.h (record_component_aliases, get_alias_set,
24870 alias_sets_conflict_p, alias_sets_must_conflict_p,
24871 objects_must_conflict_p): Move declarations ...
24872 * alias.h (record_component_aliases, get_alias_set,
24873 alias_sets_conflict_p, alias_sets_must_conflict_p,
24874 objects_must_conflict_p): ... here.
24875 Include coretypes.h.
24876 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24878 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24880 * cfg.c: Include tree-flow.h.
24881 (remove_edge_raw): Call redirect_edge_var_map_clear.
24882 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24883 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24884 (redirect_edge_var_map_result): New.
24885 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24886 PENDING_STMT use with redirect_edge_var_map_*.
24887 * tree-ssa.c (edge_var_maps): New definition.
24888 (redirect_edge_var_map_add): New.
24889 (redirect_edge_var_map_clear): New.
24890 (redirect_edge_var_map_dup): New.
24891 (redirect_edge_var_map_vector): New.
24892 (redirect_edge_var_map_destroy): New.
24893 (ssa_redirect_edge): Replace PENDING_STMT use with
24894 redirect_edge_var_map_*.
24895 (flush_pending_stmts): Same.
24896 (delete_tree_ssa): Destroy edge var map.
24897 * tree-flow.h (struct _edge_var_map): New.
24898 Define edge_var_map vector type.
24899 Declare redirect_edge_var_map_* prototypes.
24900 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24901 * tree-cfg.c (reinstall_phi_args): Replace
24902 PENDING_STMT use with redirect_edge_var_map_*.
24904 2008-03-05 Richard Guenther <rguenther@suse.de>
24906 PR tree-optimization/35472
24907 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24908 whose single use_stmt has a overlapping set of loaded and
24909 stored symbols as that use_stmt might be a noop assignment then.
24911 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24913 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24915 2008-03-05 Richard Guenther <rguenther@suse.de>
24918 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24919 should be constants.
24920 * tree-cfg.c (verify_expr): Verify it.
24921 * fold-const.c (fold_truthop): Remove code generating
24922 BIT_FIELD_REFs of structure bases.
24923 (fold_binary): Likewise.
24924 (fold_ternary): Position and size of BIT_FIELD_REFs are
24925 always host integers.
24926 (make_bit_field_ref): Remove.
24927 (optimize_bit_field_compare): Remove.
24928 (all_ones_mask_p): Remove.
24930 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24933 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24934 (split_block_and_df_analyze): New. Split basic block and rebuild
24936 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24938 (split_pattern_seq): Likewise.
24939 (erase_matching_seqs): Likewise.
24940 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24942 2008-03-04 Geoff Keating <geoffk@apple.com>
24944 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24945 declaration and code.
24946 (tree_invalid_nonnegative_warnv_p): Likewise.
24948 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24950 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24951 examples. Truncate option-names then causing overfull hbox.
24953 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24956 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24958 * configure: Rebuilt.
24960 2008-03-04 Rafael Espíndola <espindola@google.com>
24962 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24963 (tree_unary_nonnegative_warnv_p): New.
24964 (tree_binary_nonnegative_warnv_p): New.
24965 (tree_single_nonnegative_warnv_p): New.
24966 (tree_invalid_nonnegative_warnv_p): New.
24967 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24969 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24972 * opts.c (handle_option): Postpone 'unknown option' errors only for
24975 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24978 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24981 2008-03-04 Rafael Espíndola <espindola@google.com>
24983 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24984 (tree_binary_nonzero_warnv_p): New.
24985 (tree_single_nonzero_warnv_p): New.
24986 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24988 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24990 PR middle-end/35456
24991 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24992 transformations for modes that have signed zeros.
24993 * ifcvt.c (noce_try_abs): Ditto.
24995 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24997 * config/i386/i386.c (override_options): Force
24998 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25000 2008-03-04 Jan Hubicka <jh@suse.cz>
25003 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25006 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25008 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25009 label to probe the stack.
25011 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25013 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25014 (__gthr_win32_mutex_destroy): Declare.
25015 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25016 __gthr_win32_mutex_destroy.
25017 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25019 2008-03-03 Jan Hubicka <jh@suse.cz>
25022 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25023 aggressive on inlining cold calls.
25025 2008-03-03 Richard Guenther <rguenther@suse.de>
25027 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25028 struct copies into the expression table.
25029 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25030 (try_to_simplify): Likewise.
25031 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25032 integral and pointer arguments which do not change the
25033 precision to NOP_EXPRs.
25034 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25035 VIEW_CONVERT_EXPR case.
25037 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25039 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25040 defined in a loop at depth 0 is invariant.
25041 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25042 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25043 be called at loop depth 0.
25045 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25048 * gcc.c (process_command): Update copyright notice dates.
25049 * gcov.c (print_version): Likewise.
25050 * gcov-dump.c (print_version): Likewise.
25051 * mips-tfile.c (main): Likewise.
25052 * mips-tdump.c (main): Likewise.
25054 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25057 * c-common.c (flag_permissive): Delete.
25058 (constant_expression_warnings): Check flags first.
25059 (constant_expression_error): New.
25060 * c-common.h (flag_permissive): Delete.
25061 (constant_expression_error): Declare.
25062 * flags.h (flag_permissive): Declare. Update description.
25063 * diagnostic.c (pedwarn): Update.
25065 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25066 (permissive_error_kind): New.
25067 * toplev.c (flag_permissive): Define. Update description.
25068 * toplev.h (permissive_error_kind): Declare.
25069 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25070 (pedwarn_c90): Use pedantic_warning_kind.
25071 * c-opts.c (c_common_post_options): flag_permissive does not affect
25072 flag_pedantic_errors.
25074 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25076 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25077 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25078 __absvsi2, __absvDI2): Use unsigned arithmetic.
25080 2008-03-02 Andi Kleen <ak@suse.de>
25081 Richard Guenther <rguenther@suse.de>
25083 * struct-equiv.c: Remove file.
25084 * cfg_cleanup.c (condjump_equiv_p): Remove.
25085 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25086 (struct-equiv.o): Remove rule.
25087 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25088 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25089 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25091 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25093 * ifcvt.c (noce_process_if_block): Try to handle only the then
25094 block if the else block exists but isn't suitable.
25096 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25099 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25100 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25101 regression from previous patch.
25103 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25106 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25108 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25109 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25110 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25111 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25112 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25113 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25114 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25115 (__gthread_mutex_destroy_function): Rename to
25116 __gthread_mutex_destroy.
25117 * gthr-dce.h (__gthread_mutex_destroy): Call
25118 pthread_mutex_destroy.
25119 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25120 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25121 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25123 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25125 * df-scan.c (df_ref_chain_change_bb): Simplify.
25126 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25127 set_block_for_insn if there's any change.
25128 * df.h ((df_insn_change_bb): Fix prototype.
25129 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25130 df_insn_change_bb, don't call set_block_for_insn.
25131 * emit-rtl.c (reorder_insns): Likewise.
25132 * haifa-sched.c (move_insn): Likewise.
25134 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25136 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25138 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25140 * tree-flow-inline.h (next_readonly_imm_use): Return
25141 NULL_USE_OPERAND_P after the end.
25143 2008-03-01 Richard Guenther <rguenther@suse.de>
25145 PR tree-optimization/35411
25146 * tree-sra.c (sra_build_assignment): Split conversion to
25147 final type to a separate statement if we are not assigning
25150 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25152 * fold-const.c (fold_convertible_p): Correct the logic to follow
25153 that in fold_convert().
25155 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25158 * tree-inline.c (build_duplicate_type): When we make a
25159 duplicate type, make it unique in the canonical types system.
25161 2008-02-29 Tom Tromey <tromey@redhat.com>
25163 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25164 input_file_stack_history, input_file_stack_restored): Remove.
25165 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25166 * input.h (struct file_stack): Remove.
25167 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25168 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25170 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25172 (diagnostic_last_module_changed): Add 'map' argument.
25173 (diagnostic_set_last_function): Likewise.
25174 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25175 line map, not input_file_stack.
25176 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25178 2008-02-29 Paul Brook <paul@codesourcery.com>
25180 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25182 2008-02-29 Paul Brook <paul@codesourcery.com>
25184 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25186 2008-02-29 Richard Guenther <rguenther@suse.de>
25188 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25190 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25191 value for comparing for a store match.
25192 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25193 (try_to_simplify): Do not do a full-blown reference lookup.
25195 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25197 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25198 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25200 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25202 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25204 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25205 strides against cache sizes.
25207 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25209 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25212 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25214 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25215 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25216 is smaller than the original promoted value.
25217 (simplify_subreg): If OP is a SUBREG, try to preserve its
25218 SUBREG_PROMOTED_VAR_P information.
25220 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25222 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25223 (VN_INFO_GET): Allocate new objects on the obstack.
25224 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25225 for rpo_numbers_temp, for consistency.
25226 (free_scc_vn): Free the obstack.
25228 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25230 * doc/invoke.texi: Document -ftree-loop-distribution.
25231 * tree-loop-distribution.c: New.
25232 * tree-pass.h (pass_loop_distribution): New.
25233 * graphds.h (struct graph): Add htab_t indices.
25234 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25235 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25236 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25237 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25238 * tree-data-ref.c (debug_data_dependence_relations): New.
25239 (dump_data_dependence_relation): Also print data references.
25240 (free_data_ref): Extern.
25241 (same_access_functions): Moved...
25242 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25243 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25244 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25245 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25246 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25247 (stmts_from_loop): Skip LABEL_EXPR.
25248 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25250 (build_rdg): Initialize rdg->indices htab.
25251 (free_rdg, stores_from_loop, ref_base_address,
25252 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25253 have_similar_memory_accesses_1, ref_base_address_1,
25254 remove_similar_memory_refs): New.
25255 * tree-data-ref.h: Depend on tree-chrec.h.
25256 (debug_data_dependence_relations, free_data_ref): Declared.
25257 (same_access_functions): ... here.
25258 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25260 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25261 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25262 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25263 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25264 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25265 rdg_vertex_for_stmt): Declared.
25266 (struct rdg_edge): Add level.
25268 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25269 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25271 (rdg_has_similar_memory_accesses): New.
25272 * tree-vect-analyze.c: Remove unused static decls.
25273 * lambda.h (dependence_level): New.
25274 * common.opt (ftree-loop-distribution): New.
25275 * tree-flow.h (mark_virtual_ops_in_bb,
25276 slpeel_tree_duplicate_loop_to_edge_cfg,
25277 rename_variables_in_loop): Declared.
25278 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25279 (OBJS-common): Add tree-loop-distribution.o.
25280 (tree-loop-distribution.o): New rule.
25281 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25282 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25283 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25285 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25288 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25289 other than structures and unions.
25291 2008-02-28 Richard Guenther <rguenther@suse.de>
25294 2008-02-26 Richard Guenther <rguenther@suse.de>
25296 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25297 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25298 (lookup_decl_from_uid): Declare.
25299 (remove_decl_from_map): Likewise.
25300 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25301 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25302 (decl_for_uid_map): New global hashtable mapping DECL_UID
25304 (init_ttree): Allocate it.
25305 (insert_decl_to_uid_decl_map): New helper function.
25306 (make_node_stat): Insert new decls into the map.
25307 (copy_node_stat): Likewise.
25308 (lookup_decl_from_uid): New function.
25309 (remove_decl_from_map): Likewise.
25310 (print_decl_for_uid_map_statistics): New helper.
25311 (dump_tree_statistics): Call it.
25313 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25314 (referenced_var_iterator): Adjust.
25315 (FOR_EACH_REFERENCED_VAR): Adjust.
25316 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25317 (num_referenced_vars): Adjust.
25318 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25319 (first_referenced_var): Remove.
25320 (end_referenced_vars_p): Likewise.
25321 (next_referenced_var): Likewise.
25322 (referenced_var_iterator_set): New helper function.
25323 * tree-dfa.c (referenced_var_lookup): Adjust.
25324 (referenced_var_check_and_insert): Likewise.
25325 (remove_referenced_var): Likewise.
25326 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25327 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25328 (verify_call_clobbering): Likewise.
25329 (verify_memory_partitions): Likewise.
25330 (init_tree_ssa): Allocate bitmap instead of hashtable for
25332 (delete_tree_ssa): Adjust.
25333 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25334 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25335 (compute_tag_properties): Likewise.
25336 (set_initial_properties): Likewise.
25337 (find_partition_for): Likewise.
25338 (update_reference_counts): Likewise.
25339 (dump_may_aliases_for): Likewise.
25340 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25341 (add_call_clobber_ops): Likewise.
25342 (add_call_read_ops): Likewise.
25343 (get_asm_expr_operands): Likewise.
25344 * tree-into-ssa.c (dump_decl_set): Likewise.
25345 (update_ssa): Likewise.
25346 * tree-sra.c (scan_function): Likewise.
25347 (decide_instantiations): Likewise.
25348 (scalarize_parms): Likewise.
25349 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25350 (dsa_named_for): Likewise.
25351 * tree-ssa-structalias.c (update_alias_info): Likewise.
25352 (merge_smts_into): Likewise.
25354 2008-02-27 David Daney <ddaney@avtrex.com>
25357 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25358 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25359 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25360 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25361 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25363 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25366 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25367 (BUILT_IN_NEXTTOWARD): Remove.
25368 (BUILT_IN_NEXTTOWARDF): Ditto.
25369 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25370 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25372 2008-02-27 Tom Tromey <tromey@redhat.com>
25374 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25375 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25377 2008-02-27 Jan Beulich <jbeulich@novell.com>
25379 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25380 update the respective field on newdecl.
25382 2008-02-27 Revital Eres <eres@il.ibm.com>
25384 PR rtl-optimization/34999
25385 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25386 crossing edges that ends with a call insn.
25387 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25388 call insn and clear the EDGE_CROSSING flag of the crossing edge
25389 when fixing fallthru edges.
25391 2008-02-27 Richard Guenther <rguenther@suse.de>
25393 PR middle-end/35390
25394 * fold-const.c (fold_unary): Return the correct argument,
25395 converted to the result type.
25397 2008-02-27 Richard Guenther <rguenther@suse.de>
25399 PR middle-end/34971
25400 * expr.c (expand_expr_real_1): Assert on rotates that operate
25402 * fold-const.c (fold_binary): Use the types precision, not the
25403 bitsize of the mode if folding rotate expressions. Build rotates
25404 only for full modes.
25406 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25408 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25409 and CPP_PRAGMA_EOL.
25410 * c-pragma.c (pragma_ns_name): New typedef.
25411 (registered_pp_pragmas): New variable.
25412 (c_pp_lookup_pragma): New function.
25413 (c_register_pragma_1): If flag_preprocess_only, do nothing
25414 for non-expanded pragmas, for expanded ones push pragma's
25415 namespace and name into registered_pp_pragmas vector.
25416 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25417 flag_preprocess_only, don't register GCC pch_preprocess
25418 pragma if flag_preprocess_only.
25419 * c-opts.c (c_common_init): Call init_pragma even if
25420 flag_preprocess_only.
25421 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25422 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25423 cpp_register_pragma if flag_preprocess_only.
25425 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25428 * c-parser.c (c_parser_translation_unit): Warn for empty
25429 translation unit, not empty source file.
25431 2008-02-26 Paul Brook <paul@codesourcery.com>
25433 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25434 operand for Thumb-2.
25435 * config/arm/arm.h (reg_class): Add CORE_REGS.
25436 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25437 (BASE_REG_CLASS): Use CORE_REGS.
25438 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25439 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25440 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25441 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25442 ARM_REGNO_OK_FOR_INDEX_P.
25443 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25444 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25445 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25446 (ldm/stm peepholes): Ditto.
25447 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25448 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25449 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25450 * config/arm/constraints.md: Enable "k" constraint on ARM.
25452 2008-02-27 Ben Elliston <bje@au.ibm.com>
25454 * config/rs6000/rs6000.c: Annotate cache line size field in all
25455 instances of struct processor_costs.
25457 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25459 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25460 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25461 jump_bypass): New counters.
25462 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25463 * dce.c (gate_ud_dce): Same.
25464 (gate_fast_dce): Same.
25465 * dse.c (gate_dse1): New function.
25466 (gate_dse2): New function.
25467 (gate_dse): Merge results of new gate functions.
25468 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25469 (gate_handle_jump_bypass): Add dbg_cnt.
25470 (gate_handle_gcse): Add dbg_cnt.
25471 * ifcvt.c (gate_handle_if_conversion): Same.
25472 (gate_handle_if_after_combine): Same.
25473 (gate_handle_if_after_reload): Same.
25474 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25476 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25478 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25480 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25482 2008-02-26 Jason Merrill <jason@redhat.com>
25485 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25486 alone if it's the naming decl for the type's main variant.
25488 2008-02-26 Tom Tromey <tromey@redhat.com>
25490 * system.h (USE_MAPPED_LOCATION): Poison.
25491 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25492 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25493 (make_goto_expr_edges): Likewise.
25494 (remove_bb): Likewise.
25495 (execute_warn_function_return): Likewise.
25496 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25498 * c-common.c (fname_decl): Remove old location code.
25499 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25501 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25503 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25504 (gen_rtx_ASM_INPUT): Likewise.
25505 (gen_rtx_ASM_INPUT_loc): Likewise.
25506 (get_rtx_asm_OPERANDS): Remove.
25507 * cfglayout.c (insn_locators_alloc): Remove old location code.
25508 (set_curr_insn_source_location): Likewise.
25509 (curr_insn_locator): Likewise.
25510 * print-tree.c (print_node): Remove old location code.
25511 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25512 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25513 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25514 location_from_locus.
25515 (construct_exit_block): Remove old location code.
25516 * emit-rtl.c (force_next_line_note): Remove old location code.
25517 * profile.c (branch_prob): Remove old location code.
25518 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25519 LOC_LINE): Remove old-location variants.
25520 * langhooks.c (lhd_print_error_function): Remove old location
25522 * configure, config.in: Rebuilt.
25523 * configure.ac (--enable-mapped-location): Remove.
25524 * c-decl.c (c_init_decl_processing): Remove old location code.
25525 (finish_function): Likewise.
25526 * recog.c (decode_asm_operands): Remove old location code.
25527 * c-pch.c (c_common_read_pch): Remove old location code.
25528 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25530 * gimple-low.c (lower_function_body): Remove old location code.
25531 * toplev.c (unknown_location): Remove.
25532 (push_srcloc): Remove old-location variant.
25533 (process_options): Remove old location code.
25534 (lang_dependent_init): Likewise.
25535 * input.h (UNKNOWN_LOCATION): Move definition.
25536 (location_t): Undeprecate.
25537 (source_locus): Remove.
25538 (location_from_locus): Remove.
25539 (struct location_s): Remove.
25540 Remove all old-location code.
25541 (input_line, input_filename): Remove.
25542 * final.c (final_scan_insn): Remove old location code.
25543 * diagnostic.c (diagnostic_build_prefix): Remove
25544 USE_MAPPED_LOCATION test.
25545 * tree.h (gimple_stmt) <locus>: Now a location_t.
25546 (tree_exp) <locus>: Likewise.
25547 (DECL_IS_BUILTIN): Remove old-location variant.
25548 (annotate_with_file_line, annotate_with_locus): Likewise.
25549 (expr_locus, set_expr_locus): Update.
25550 * tree.c (build1_stat): Remove old location code.
25551 (last_annotated_node): Remove.
25552 (annotate_with_file_line): Remove old-location variant.
25553 (annotate_with_locus): Likewise.
25554 (expr_location): Remove old location code.
25555 (set_expr_location): Likewise.
25556 (expr_has_location): Likewise.
25557 (expr_locus): Likewise.
25558 (set_expr_locus): Likewise.
25559 (expr_filename): Don't use location_from_locus.
25560 (expr_lineno): Likewise.
25561 * rtl-error.c (location_for_asm): Remove old location code.
25562 * c-lex.c (cb_line_change): Remove old location code.
25563 (fe_file_change): Likewise.
25564 (cb_def_pragma): Likewise.
25565 (c_lex_with_flags): Likewise.
25566 * gengtype.c (do_typedef): Don't special-case location types.
25567 (define_location_structures): Remove.
25568 (main): Don't call define_location_structures.
25569 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25572 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25575 * builtins.def (BUILT_IN_STDARG_START): Remove.
25576 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25577 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25578 * tree-inline.c (inline_forbidden_p_1): Likewise.
25580 2008-02-26 Richard Guenther <rguenther@suse.de>
25582 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25583 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25584 (lookup_decl_from_uid): Declare.
25585 (remove_decl_from_map): Likewise.
25586 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25587 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25588 (decl_for_uid_map): New global hashtable mapping DECL_UID
25590 (init_ttree): Allocate it.
25591 (insert_decl_to_uid_decl_map): New helper function.
25592 (make_node_stat): Insert new decls into the map.
25593 (copy_node_stat): Likewise.
25594 (lookup_decl_from_uid): New function.
25595 (remove_decl_from_map): Likewise.
25596 (print_decl_for_uid_map_statistics): New helper.
25597 (dump_tree_statistics): Call it.
25599 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25600 (referenced_var_iterator): Adjust.
25601 (FOR_EACH_REFERENCED_VAR): Adjust.
25602 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25603 (num_referenced_vars): Adjust.
25604 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25605 (first_referenced_var): Remove.
25606 (end_referenced_vars_p): Likewise.
25607 (next_referenced_var): Likewise.
25608 (referenced_var_iterator_set): New helper function.
25609 * tree-dfa.c (referenced_var_lookup): Adjust.
25610 (referenced_var_check_and_insert): Likewise.
25611 (remove_referenced_var): Likewise.
25612 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25613 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25614 (verify_call_clobbering): Likewise.
25615 (verify_memory_partitions): Likewise.
25616 (init_tree_ssa): Allocate bitmap instead of hashtable for
25618 (delete_tree_ssa): Adjust.
25619 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25620 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25621 (compute_tag_properties): Likewise.
25622 (set_initial_properties): Likewise.
25623 (find_partition_for): Likewise.
25624 (update_reference_counts): Likewise.
25625 (dump_may_aliases_for): Likewise.
25626 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25627 (add_call_clobber_ops): Likewise.
25628 (add_call_read_ops): Likewise.
25629 (get_asm_expr_operands): Likewise.
25630 * tree-into-ssa.c (dump_decl_set): Likewise.
25631 (update_ssa): Likewise.
25632 * tree-sra.c (scan_function): Likewise.
25633 (decide_instantiations): Likewise.
25634 (scalarize_parms): Likewise.
25635 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25636 (dsa_named_for): Likewise.
25637 * tree-ssa-structalias.c (update_alias_info): Likewise.
25638 (merge_smts_into): Likewise.
25640 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25643 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25644 * c-opts.c (c_common_handle_option): Wall enables
25645 Wvolatile-register-var.
25646 * common.opt: Move Wvolatile-register-var to...
25649 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25651 * common.opt (Wlarger-than=): New.
25652 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25654 * opts.c (common_handle_option): Handle -Wlarger-than=.
25655 * optc-gen.awk: Likewise.
25656 * opth-gen.awk: Likewise.
25657 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25658 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25660 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25662 * c-common.c (match_case_to_enum_1): Add appropriate
25663 OPT_W* parameter to warning.
25664 (c_do_switch_warnings): Likewise.
25665 * c-typeck.c (warning_init): Add one more parameter following
25666 'warning' function.
25667 (push_init_level): Update call to warning_init.
25668 (pop_init_level): Likewise.
25669 (add_pending_init): Likewise.
25670 (output_init_element: Likewise.
25672 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25675 * toplev.c (toplev_main): If there are warnings or error, print
25676 errors for ignored options.
25677 * opts.c (ignored_options): New static variable.
25678 (postpone_unknown_option_error): New.
25679 (print_ignored_options): New.
25680 (handle_option): Postpone errors for unknown -Wno-* options.
25681 * opts.h (print_ignored_options): Declare.
25683 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25685 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25688 2008-02-25 Richard Guenther <rguenther@suse.de>
25691 2008-02-25 Richard Guenther <rguenther@suse.de>
25693 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25694 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25695 (lookup_decl_from_uid): Declare.
25696 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25697 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25698 (decl_for_uid_map): New global hashtable mapping DECL_UID
25700 (init_ttree): Allocate it.
25701 (insert_decl_to_uid_decl_map): New helper function.
25702 (make_node_stat): Insert new decls into the map.
25703 (copy_node_stat): Likewise.
25704 (lookup_decl_from_uid): New function.
25705 (print_decl_for_uid_map_statistics): New helper.
25706 (dump_tree_statistics): Call it.
25708 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25709 (referenced_var_iterator): Adjust.
25710 (FOR_EACH_REFERENCED_VAR): Adjust.
25711 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25712 (num_referenced_vars): Adjust.
25713 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25714 (first_referenced_var): Remove.
25715 (end_referenced_vars_p): Likewise.
25716 (next_referenced_var): Likewise.
25717 (referenced_var_iterator_set): New helper function.
25718 * tree-dfa.c (referenced_var_lookup): Adjust.
25719 (referenced_var_check_and_insert): Likewise.
25720 (remove_referenced_var): Likewise.
25721 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25722 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25723 (verify_call_clobbering): Likewise.
25724 (verify_memory_partitions): Likewise.
25725 (init_tree_ssa): Allocate bitmap instead of hashtable for
25727 (delete_tree_ssa): Adjust.
25728 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25729 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25730 (compute_tag_properties): Likewise.
25731 (set_initial_properties): Likewise.
25732 (find_partition_for): Likewise.
25733 (update_reference_counts): Likewise.
25734 (dump_may_aliases_for): Likewise.
25735 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25736 (add_call_clobber_ops): Likewise.
25737 (add_call_read_ops): Likewise.
25738 (get_asm_expr_operands): Likewise.
25739 * tree-into-ssa.c (dump_decl_set): Likewise.
25740 (update_ssa): Likewise.
25741 * tree-sra.c (scan_function): Likewise.
25742 (decide_instantiations): Likewise.
25743 (scalarize_parms): Likewise.
25744 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25745 (dsa_named_for): Likewise.
25746 * tree-ssa-structalias.c (update_alias_info): Likewise.
25747 (merge_smts_into): Likewise.
25749 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25752 * doc/invoke.texi (-fcx-limited-range): Document new option.
25753 * toplev.c (process_options): Handle -fcx-fortran-rules.
25754 * common.opt: Add documentation for -fcx-fortran-rules.
25756 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25759 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25760 actual behaviour and C99.
25762 2008-02-26 Ben Elliston <bje@au.ibm.com>
25764 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25765 (ASM_CPU_POWER6_SPEC): Likewise.
25766 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25767 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25768 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25770 2008-02-25 Richard Guenther <rguenther@suse.de>
25772 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25773 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25774 (lookup_decl_from_uid): Declare.
25775 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25776 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25777 (decl_for_uid_map): New global hashtable mapping DECL_UID
25779 (init_ttree): Allocate it.
25780 (insert_decl_to_uid_decl_map): New helper function.
25781 (make_node_stat): Insert new decls into the map.
25782 (copy_node_stat): Likewise.
25783 (lookup_decl_from_uid): New function.
25784 (print_decl_for_uid_map_statistics): New helper.
25785 (dump_tree_statistics): Call it.
25787 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25788 (referenced_var_iterator): Adjust.
25789 (FOR_EACH_REFERENCED_VAR): Adjust.
25790 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25791 (num_referenced_vars): Adjust.
25792 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25793 (first_referenced_var): Remove.
25794 (end_referenced_vars_p): Likewise.
25795 (next_referenced_var): Likewise.
25796 (referenced_var_iterator_set): New helper function.
25797 * tree-dfa.c (referenced_var_lookup): Adjust.
25798 (referenced_var_check_and_insert): Likewise.
25799 (remove_referenced_var): Likewise.
25800 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25801 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25802 (verify_call_clobbering): Likewise.
25803 (verify_memory_partitions): Likewise.
25804 (init_tree_ssa): Allocate bitmap instead of hashtable for
25806 (delete_tree_ssa): Adjust.
25807 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25808 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25809 (compute_tag_properties): Likewise.
25810 (set_initial_properties): Likewise.
25811 (find_partition_for): Likewise.
25812 (update_reference_counts): Likewise.
25813 (dump_may_aliases_for): Likewise.
25814 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25815 (add_call_clobber_ops): Likewise.
25816 (add_call_read_ops): Likewise.
25817 (get_asm_expr_operands): Likewise.
25818 * tree-into-ssa.c (dump_decl_set): Likewise.
25819 (update_ssa): Likewise.
25820 * tree-sra.c (scan_function): Likewise.
25821 (decide_instantiations): Likewise.
25822 (scalarize_parms): Likewise.
25823 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25824 (dsa_named_for): Likewise.
25825 * tree-ssa-structalias.c (update_alias_info): Likewise.
25826 (merge_smts_into): Likewise.
25828 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25831 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25832 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25833 * alias.h (nonoverlapping_memrefs_p): Likewise.
25835 2008-02-25 Jan Beulich <jbeulich@novell.com>
25837 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25838 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25839 __emultls_get_address, __emultls_register_common,
25840 __floatundi?f, and _Unwind_GetIPInfo.
25841 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25842 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25843 (gen_regparm_prefix): Likewise.
25844 (i386_nlm_encode_section_info): Sync with
25845 config/i386/winnt.c:i386_pe_encode_section_info().
25846 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25847 i386_nlm_mangle_decl_assembler_name): New.
25848 (netware_override_options): New.
25849 * config/i386/netware.h (netware_override_options): Declare.
25850 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25851 (i386_nlm_mangle_decl_assembler_name): Declare.
25852 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25854 2008-02-25 Ben Elliston <bje@au.ibm.com>
25857 * c-decl.c (grokdeclarator): Remove unused local variables
25858 `typedef_type' and `type_as_written'.
25860 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25861 unused local variable `has_hot_blocks'.
25862 (fix_crossing_conditional_branches): Remove unused local variable
25865 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25867 PR middle-end/19984
25868 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25869 using DEF_C99_BUILTIN.
25870 (BUILT_IN_NANF): Ditto.
25871 (BUILT_IN_NANL): Ditto.
25873 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25874 Revital Eres <eres@il.ibm.com>
25876 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25877 regarding the order of two dependent insns in the same row.
25879 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25881 * stor-layout.c (layout_decl): Do not bump the alignment of a
25882 bit-field to more than byte alignment if it is packed.
25884 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25886 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25889 2008-02-24 Diego Novillo <dnovillo@google.com>
25891 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25894 * tree-vrp.c (vrp_evaluate_conditional): With
25895 -Wtype-limits, emit a warning when comparing against a
25896 constant outside the natural range of OP0's type.
25897 * c.opt (Wtype-limits): Move ...
25898 * common.opt (Wtype-limits): ... here.
25900 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25902 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25903 * config/rs6000/e300c2c3.md: New file.
25904 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25906 (rs6000_override_options): Add e300c2 and e300c3 cases to
25907 processor_target_table. Do not allow usage of Altivec or Spe
25908 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25909 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25910 * config/rs6000/rs6000.h (processor_type): Add
25911 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25912 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25913 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25914 and ppce300c3. Include e300c2c3.md.
25916 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25918 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25919 instead of TARGET_STRICT_ALIGN.
25921 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25923 * explow.c (memory_address): Assert that the generated address is
25926 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25929 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25930 * config/darwin-ppc-ldouble-patch.def: New file.
25931 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25932 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25933 SUBTARGET_INIT_BUILTINS if defined.
25934 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25937 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25940 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25941 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25943 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25946 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25947 file" warning condtional on -Winvalid-PCH.
25949 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25951 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25953 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25957 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25958 prevent reload from using MMX registers.
25959 (*mov<mode>_internal): Ditto.
25960 (*movv2sf_internal_rex64): Ditto.
25961 (*movv2sf_internal): Ditto.
25963 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25965 PR documentation/31569
25966 * doc/install.texi2html: Use makeinfo --no-number-sections.
25968 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25970 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25971 ensure that we can address an entire entity > 8 bytes. Don't
25972 generate reg+reg addressing for such data.
25974 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25976 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25977 strings when optimizing for size, unless the target cares about
25980 2008-02-22 Tom Tromey <tromey@redhat.com>
25982 * regclass.c (current_pass): Remove declaration.
25984 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25986 * config/avr/libgcc.S (__RAMPZ__): Define.
25987 (__do_copy_data): Add for devices with 128KB code memory.
25989 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25991 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25993 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25995 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25997 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26000 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26003 * c-typeck.c (build_binary_op): Warn about floating point
26004 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26006 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26009 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26010 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26012 (rs6000_override_options): Set altivec_abi as default, not override,
26013 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26014 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26015 is used; use new member spe_abi.
26016 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26017 spe_abi and altivec_abi.
26019 2008-02-22 Tomas Bily <tbily@suse.cz>
26021 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26023 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26026 * config.build (build_file_translate): Set to `CMD //c' only if
26028 * Makefile.in (build_file_translate): Improve comment.
26030 2008-02-21 Jan Hubicka <jh@suse.cz>
26032 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26033 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26034 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26036 2008-02-21 Michael Matz <matz@suse.de>
26039 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26041 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26043 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26044 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26045 as insn constraint.
26046 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26047 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26048 SSE_VEC_FLOAT_MODE_P as insn constraint.
26049 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26050 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26051 sse4a_movntdf using MODEF mode iterator.
26052 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26053 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26054 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26055 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26056 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26057 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26058 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26060 2008-02-21 Richard Guenther <rguenther@suse.de>
26062 * tree.def (PAREN_EXPR): New tree code.
26063 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26065 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26066 * expr.c (expand_expr_real_1): Likewise.
26067 * tree-inline.c (estimate_num_insns_1): Likewise.
26068 * tree-complex.c (expand_complex_move): Likewise.
26069 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26072 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26075 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26077 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26080 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26082 * config/sh/sh.c (find_barrier): Don't go past
26083 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26085 2008-02-20 DJ Delorie <dj@redhat.com>
26087 * config/h8300/h8300.md (insv): Force source operand to be a register.
26089 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26090 as a jump, not as a plain insn.
26092 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26094 * doc/invoke.texi (Warning Options): Add new option
26095 -Wframe-larger-than=.
26096 (-Wframe-larger-than): Document.
26098 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26099 Add declarations for new option variables.
26101 * final.c (final_start_function): Check the frame size
26102 before emission and issue a Wframe-larger-than warning.
26104 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26105 Add definitions for new option variables.
26106 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26108 * common.opt (Wframe-larger-than=): New option.
26110 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26112 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26113 (<sse>_div<mode>3): Ditto.
26114 (<sse>_vmdiv<mode>3): Ditto.
26115 (<sse>_vmsqrt<mode>2): Ditto.
26116 (*smax<mode>3): Ditto.
26117 (sse5_frcz<mode>2): Ditto.
26118 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26119 as insn constraint.
26121 2008-02-20 Richard Guenther <rguenther@suse.de>
26123 PR middle-end/35265
26124 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26125 be happy with INTEGRAL_TYPE_P.
26127 2008-02-20 Richard Guenther <rguenther@suse.de>
26129 * fold-const.c (split_tree): Associate floatig-point expressions
26130 if flag_associative_math is set.
26132 2008-02-20 Richard Guenther <rguenther@suse.de>
26134 * tree.h (fold_real_zero_addition_p): Declare.
26135 * fold-const.c (fold_real_zero_addition_p): Export.
26136 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26137 floating-point operations with zero and one.
26139 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26141 * doc/install.texi: Correct references to CFLAGS, replacing them
26142 with BOOT_CFLAGS. Document flags used during bootstrap for
26145 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26147 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26148 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26149 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26151 (smin<mode>3): Ditto from similar patterns.
26152 (smax<mode>3): Ditto.
26153 (*ieee_smin<mode>3): Ditto.
26154 (*ieee_smax<mode>3): Ditto.
26155 * config/i386/sse.md (sse): New mode attribute.
26156 (mov<mode>): Macroize expander from movv4sf and movv2df using
26157 SSEMODEF2P mode iterator.
26158 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26159 SSE_VEC_FLOAT_MODE_P as insn constraint.
26160 (storent<mode>): Ditto.
26161 (storent<mode>): Macroize expander from storentsf and storentdf using
26162 MODEF mode iterator.
26163 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26164 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26165 (abs<mode>2): Ditto from similar patterns.
26166 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26167 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26168 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26169 (<sse>_vmsqrt<mode>2): Ditto.
26170 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26171 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26172 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26173 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26174 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26175 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26176 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26178 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26179 iterator and SSE_FLOAT_MODE_P as insn constraint.
26180 (<sse>_ucomi): Ditto from similar patterns.
26181 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26182 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26183 SSE_VEC_FLOAT_MODE_P as insn constraint.
26184 (vcond<mode>): Ditto from similar patterns.
26185 (and<mode>3, *and<mode>3): Ditto.
26186 (<sse>_nand<mode>3): Ditto.
26187 (ior<mode>3, *ior<mode>3): Ditto.
26188 (xor<mode>3, *xor<mode>3): Ditto.
26189 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26190 iterator and SSE_FLOAT_MODE_P as insn constraint.
26191 (*nand<mode>3): Ditto from similar patterns.
26192 (*ior<mode>3): Ditto.
26193 (*xor<mode>3): Ditto.
26195 2008-02-20 Ira Rosen <irar@il.ibm.com>
26197 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26198 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26199 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26201 2008-02-19 Jan Hubicka <jh@suse.cz>
26203 * predict.c (tree_bb_level_predictions): Remove variable next
26204 mistakely introduced by previous commit.
26206 2008-02-19 Jan Hubicka <jh@suse.cz>
26208 * predict.c (predict_paths_leading_to): Rewrite.
26209 (predict_paths_for_bb): New.
26210 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26212 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26215 * Makefile.in (build_file_translate): New.
26216 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26217 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26218 * configure.ac (build_file_translate): Substitute it.
26219 * configure: Regenerate.
26221 2008-02-19 Jan Hubicka <jh@suse.cz>
26223 PR rtl-optimization/34408
26224 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26227 2008-02-19 Jan Hubicka <jh@suse.cz>
26229 PR middle-end/28779
26230 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26233 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26236 * config/i386/i386-modes.def: Revert the last DI alignment
26237 change until Ada people can look into it.
26239 2008-02-19 Nick Clifton <nickc@redhat.com>
26241 * opts.c (print_specific_help): Fix typo in --help text.
26243 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26246 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26247 32-bit inline asm without asm alternatives for host GCC < 3.0.
26249 2008-02-19 Richard Guenther <rguenther@suse.de>
26251 PR tree-optimization/34989
26252 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26253 Allow propagation to INDIRECT_REF if we can simplify only.
26255 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26257 * c-common.c (warn_for_collisions_1): Use appropriate option when
26260 2008-02-19 Nick Clifton <nickc@redhat.com>
26263 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26264 (handle_options): Fix indentation.
26265 (print_filtered_help): If no language-specific options were
26266 displayed tell the user how to list all the options supported by
26267 the language's front-end.
26268 (print_specific_help): Fix indentation and remove duplicate line.
26269 (common_handle_option): Handle the -v option.
26270 For --help enable the display of undocumented options if the -v
26271 switch has been included on the command line.
26272 For --help= check for overlaps in the arguments between the option
26273 classes and the language names and issue a warning when they
26274 cannot be disambiguated.
26275 * c.opt (v): Pass on to the common option handler.
26277 2008-02-19 Revital Eres <eres@il.ibm.com>
26279 * modulo-sched.c (sms_schedule): Change dump message when
26280 create_ddg function fails.
26281 (try_scheduling_node_in_cycle): Rename row to cycle.
26282 (print_partial_schedule): Rename CYCLE to ROW.
26284 2008-02-19 Christian Bruel <christian.bruel@st.com>
26285 Zdenek Dvorak <ook@ucw.cz>
26287 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26289 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26292 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26293 (*x86_movdicc_0_m1_se): Ditto.
26295 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26297 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26298 (CMPtype): Define as __gcc_CMPtype.
26299 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26300 (CMPtype): Define as __gcc_CMPtype.
26302 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26304 Support valgrind 3.3 for --enable-checking=valgrind.
26305 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26307 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26308 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26309 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26310 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26311 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26312 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26313 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26315 * ggc-zone.c: Similar.
26316 * ggc-page.c: Similar.
26318 2008-02-19 Paul Brook <paul@codesourcery.com>
26321 * config/arm/ieee754-df.S: Fix do_it typo.
26322 * config/arm/ieee754-sf.S: Fix do_it typo.
26324 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26327 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26328 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26329 (OPTION_MASK_ISA_SSE_SET): Likewise.
26330 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26331 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26332 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26333 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26334 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26335 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26336 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26337 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26338 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26339 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26340 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26341 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26342 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26343 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26344 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26345 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26346 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26347 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26348 (OPTION_MASK_ISA_SSE4): Removed.
26349 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26350 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26351 (override_options): Don't turn on implied SSE/MMX bits in
26354 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26356 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26359 2008-02-18 Joey Ye <joey.ye@intel.com>
26361 PR middle-end/34921
26362 * tree-nested.c (insert_field_into_struct): Set type alignment
26363 to field alignment if the former is less than the latter.
26365 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26367 * BASE-VER: Set to 4.4.0.
26369 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26371 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26372 * doc/cfg.texi: Likewise.
26373 * doc/extend.texi: Likewise.
26374 * doc/gty.texi: Likewise.
26375 * doc/invoke.texi: Likewise.
26376 * doc/loop.texi: Likewise.
26377 * doc/md.texi: Likewise.
26378 * doc/passes.texi: Likewise.
26379 * doc/rtl.texi: Likewise.
26380 * doc/sourcebuild.texi: Likewise.
26381 * doc/tm.texi: Likewise.
26382 * doc/tree-ssa.texi: Likewise.
26384 2008-02-17 Richard Guenther <rguenther@suse.de>
26386 PR middle-end/35227
26387 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26388 without default definition.
26390 2008-02-17 Richard Guenther <rguenther@suse.de>
26392 PR tree-optimization/35231
26393 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26396 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26399 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26400 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26401 libgcc_cmp_return mode.
26403 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26406 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26408 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26410 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26413 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26415 * doc/c-tree.texi: Use `@.' where appropriate.
26416 * doc/extend.texi: Likewise.
26417 * doc/install.texi: Likewise.
26418 * doc/invoke.texi: Likewise.
26419 * doc/loop.texi: Likewise.
26420 * doc/makefile.texi: Likewise.
26421 * doc/md.texi: Likewise.
26422 * doc/passes.texi: Likewise.
26423 * doc/standards.texi: Likewise.
26424 * doc/tm.texi: Likewise.
26426 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26428 PR middle-end/35196
26429 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26431 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26432 rather than in entry_bb.
26434 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26436 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26437 libgcc_cmp_return mode.
26439 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26441 PR middle-end/35130
26442 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26443 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26445 2008-02-15 Richard Guenther <rguenther@suse.de>
26446 Zdenek Dvorak <ook@ucw.cz>
26448 PR tree-optimization/35164
26449 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26450 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26451 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26452 Only propagate addresses which do not have abnormal SSA_NAMEs
26455 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26458 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26460 2008-02-15 Jan Hubicka <jh@suse.cz>
26462 PR middle-end/35149
26463 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26465 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26467 PR middle-end/34621
26468 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26469 when calculating alignment_pad.
26471 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26473 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26474 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26475 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26476 and STACK_BOUNDARY define.
26478 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26480 PR preprocessor/35061
26481 * c-pragma.c (handle_pragma_pop_macro): Check that
26482 pushed_macro_table has been allocated.
26484 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26486 PR middle-end/35136
26487 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26488 (force_gimple_operand): Likewise.
26489 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26490 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26491 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26492 (find_interesting_uses_address): Check addressability and alignment
26493 of the base expression only after substituting bases of IVs into it.
26495 2008-02-14 Michael Matz <matz@suse.de>
26498 * function.c (instantiate_virtual_regs_in_insn): Reload address
26499 before falling back to reloading the whole operand.
26501 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26503 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26504 before the first section switch note.
26506 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26508 * doc/bugreport.texi: Update copyright years.
26509 * doc/c-tree.texi: Likewise.
26510 * doc/cfg.texi: Likewise.
26511 * doc/cpp.texi: Likewise.
26512 * doc/cppinternals.texi: Likewise.
26513 * doc/fragments.texi: Likewise.
26514 * doc/frontends.texi: Likewise.
26515 * doc/gcc.texi: Likewise.
26516 * doc/gty.texi: Likewise.
26517 * doc/hostconfig.texi: Likewise.
26518 * doc/implement-c.texi: Likewise.
26519 * doc/libgcc.texi: Likewise.
26520 * doc/loop.texi: Likewise.
26521 * doc/makefile.texi: Likewise.
26522 * doc/options.texi: Likewise.
26523 * doc/passes.texi: Likewise.
26524 * doc/rtl.texi: Likewise.
26525 * doc/sourcebuild.texi: Likewise.
26526 * doc/standards.texi: Likewise.
26527 * doc/tree-ssa.texi: Likewise.
26528 * doc/trouble.texi: Likewise.
26530 * doc/extend.texi: Use @: or add comma where appropriate.
26531 * doc/invoke.texi: Likewise.
26532 * doc/tm.texi: Likewise.
26534 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26537 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26540 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26542 * doc/md.texi (clz, ctz): Add reference.
26543 * doc/rtl.texi (clz, ctz): Likewise.
26545 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26548 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26551 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26553 * config/s390/s390.c (struct constant_pool): New field
26554 emit_pool_after added.
26555 (s390_mainpool_start): Set the emit_pool_after flag according
26556 to the section switch notes.
26557 (s390_mainpool_finish): Consider emit_pool_after when emitting
26558 the literal pool at the end of the function.
26559 (s390_chunkify_start): Force literal pool splits at section
26562 2008-02-13 Michael Matz <matz@suse.de>
26565 * var-tracking.c (clobber_variable_part): Correctly traverse the
26568 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26571 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26572 Add -fdump-ipa-inline.
26573 * tree-dump.c (dump_files): Remove tree-inlined dump.
26574 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26576 2008-02-12 Richard Guenther <rguenther@suse.de>
26578 PR tree-optimization/35171
26579 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26582 2008-02-12 Richard Guenther <rguenther@suse.de>
26584 PR middle-end/35163
26585 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26586 value-preserving mode. Disallow final truncation.
26588 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26590 PR middle-end/35136
26591 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26592 code from here to...
26593 (force_gimple_operand): ...here.
26595 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26598 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26599 non-compatible pointers.
26600 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26601 different FIELD_DECLs, try harder by comparing field offsets, sizes
26604 PR inline-asm/35160
26605 * function.c (match_asm_constraints_1): Don't replace the same input
26608 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26610 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26611 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26612 (expand_epilogue): Restore RAMPZ register.
26613 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26615 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26617 * config/i386/cygwin.asm: (__alloca): Correct calling
26618 convention and alignment.
26619 (__chkstk): Force 8 byte stack alignment.
26621 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26622 Richard Guenther <rguenther@suse.de>
26624 PR tree-optimization/33992
26625 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26626 the zero we compare against.
26628 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26630 PR libfortran/35063
26631 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26632 to CloseHandle after unlocking to prevent accumulation of handle
26635 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26637 PR middle_end/34150
26638 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26639 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26640 and update LABEL_NUSES during and after reload.
26642 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26644 PR middle-end/34627
26645 * combine.c (simplify_if_then_else): Make sure the comparison is
26646 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26648 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26651 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26652 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26653 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26654 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26655 * tree.h (get_type_static_bounds): Likewise.
26657 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26659 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26660 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26661 Make -Wfoo language annotations match what the compiler outputs.
26663 2008-02-08 Sa Liu <saliu@de.ibm.com>
26665 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26666 intrinsics spu_convts, spu_convtu, spu_convtf.
26668 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26670 * doc/extend.texi (Function Attributes) <noinline>: Mention
26671 asm ("") as method to keep calls.
26673 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26676 * doc/options.texi (Options): Replace references to opts.sh with
26678 * opts-common.c: Likewise.
26679 * optc-gen.awk: Likewise.
26681 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26683 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26685 2008-02-07 Richard Henderson <rth@redhat.com>
26688 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26689 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26692 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26694 PR tree-optimization/35085
26695 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26696 for operand entry oe2 in addition to operand entry oe3 in order to
26697 expose more opportunities for vectorizer sum reduction.
26699 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26702 * Makefile.in (LIBS): Remove $(GMPLIBS).
26703 (cc1-dummy, cc1): Add $(GMPLIBS).
26705 2008-02-06 Jan Hubicka <jh@suse.cz>
26708 * i386.md (moddf_integer): Do not produce partial memory stalls for
26709 targets where it hurts.
26711 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26714 * optabs.c (expand_float): Do not check for decimal modes when
26715 expanding unsigned integer through signed conversion.
26717 2008-02-06 Nick Clifton <nickc@redhat.com>
26719 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26720 inside the clobber with a match_operand and duplicated operand
26721 number in the constraint.
26722 (ineqbranchsi): Delete redundant comment.
26724 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26726 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26727 builtin_define ("__USE_INIT_FINI__").
26728 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26730 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26732 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26734 PR documentation/30330
26735 * doc/invoke.texi (C++ Dialect Options)
26736 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26737 For each warning option -Wfoo that allows -Wno-foo, ensure both
26738 -Wfoo and -Wno-foo are listed in the option index. Fix index
26739 entry of -Wswitch-default, index -Wnormalized= including the
26740 `=', and -Wlarger-than-@var{len} including @var{len}.
26742 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26744 * config/i386/i386.md (floatunssisf2): Use
26745 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26746 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26747 Macroize expander using MODEF mode iterator.
26749 2008-02-05 Diego Novillo <dnovillo@google.com>
26751 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26754 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26756 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26759 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26761 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26764 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26765 to indicate if a message should be generated.
26766 (init_cumulative_args): Updated.
26767 (function_value_32): Likewise.
26769 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26771 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26773 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26776 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26777 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26779 2008-02-04 Diego Novillo <dnovillo@google.com>
26781 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26784 * tree-vrp.c (vrp_evaluate_conditional): With
26785 -Wtype-limits, emit a warning when comparing against a
26786 constant outside the natural range of OP0's type.
26788 2008-02-04 Richard Guenther <rguenther@suse.de>
26790 PR middle-end/33631
26791 * expr.c (count_type_elements): Give for unions instead of
26794 2008-02-04 Richard Guenther <rguenther@suse.de>
26796 PR middle-end/35043
26797 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26798 to TYPE_DOMAINs base type instead of using bitsizetype here.
26800 2008-02-03 Jason Merrill <jason@redhat.com>
26802 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26804 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26807 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26808 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26809 (RS/6000 and PowerPC Options): Fix typos and markup.
26810 * doc/passes.texi (Tree-SSA passes): Likewise.
26812 2008-02-02 Michael Matz <matz@suse.de>
26815 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26816 from record_last_reg_set_info.
26817 (record_last_reg_set_info): Take an RTX argument, iterate over all
26818 constituent hardregs.
26819 (record_last_set_info, record_opr_changes): Change calls to
26820 new signature or to record_last_reg_set_info_regno.
26822 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26824 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26826 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26828 PR rtl-optimization/34773
26829 * reg-notes.def (EQUAL): Mention significance of combination of
26830 REG_EQUAL and REG_RETVAL.
26831 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26832 insn that has a REG_RETVAL.
26834 2008-02-01 Roger Sayle <roger@eyesopen.com>
26837 * configure.ac (--enable-fixed-point): Disable unless explicitly
26839 * configure: Regenerate.
26841 2008-02-01 Richard Guenther <rguenther@suse.de>
26844 * invoke.texi (-finline-limit): Remove no longer true parts
26845 of the documentation. Note that there is no default value.
26847 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26848 Mark Mitchell <mark@codesourcery.com>
26849 Ben Elliston <bje@au.ibm.com>
26852 * doc/extend.texi (Other Builtins): Document.
26854 2008-01-31 Tom Browder <tom.browder@gmail.com>
26856 * doc/c-tree.texi (Types): Fix grammar.
26857 (Expression trees): Ditto.
26858 * doc/passes.texi (Tree-SSA passes): Ditto.
26860 * doc/configterms.texi (Configure Terms): Fix typo.
26861 * doc/cpp.texi (Common Predefined Macros): Ditto.
26862 * doc/md.texi (Machine Constraints): Ditto.
26864 * doc/makefile.texi (Makefile): Add comma.
26866 2008-01-31 Tom Browder <tom.browder@gmail.com>
26867 Gerald Pfeifer <gerald@pfeifer.com>
26869 * doc/sourcebuild.texi (Front End): Remove references to CVS
26870 and CVSROOT/modules.
26871 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26872 (Back End): Remove reference to CVS.
26874 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26877 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26879 (mips16_gp_pseudo_reg): ...here.
26880 * config/mips/mips.md (load_const_gp): Replace with...
26881 (load_const_gp_<mode>): ...this :P-based insn.
26883 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26885 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26886 options. Minor fixes.
26887 (-std): Move reference to standards closer to where language
26888 standards are first mentioned.
26890 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26892 PR rtl-optimization/34995
26893 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26894 parameter and return a bool. If the rtx parameter is nonnull,
26895 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26896 (find_reloads): Update call accordingly. Pass the new operand
26897 if it needed no address reloads, otherwise pass null.
26899 2008-01-30 Richard Henderson <rth@redhat.com>
26902 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26903 for unbounded arrays.
26905 2008-01-30 Silvius Rus <rus@google.com>
26907 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26909 2008-01-30 Jan Hubicka <jh@suse.cz>
26912 * i386.c (init_cumulative_args): Use real function declaration when
26915 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26917 PR rtl-optimization/34998
26918 * global.c (build_insn_chain): Treat non-subreg_lowpart
26919 SUBREGs of pseudos as clobbering all the words covered by the
26920 SUBREG, not just all the bytes.
26921 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26922 original df_ref rather than an extract parameter.
26923 (global_conflicts): Update call accordingly.
26925 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26927 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26928 the overflow check to make it easier to read.
26929 (__fixtfdi): Change the type of the ll member in union
26930 long_double to UDItype_x.
26932 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26934 PR middle-end/34969
26935 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26936 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26937 * tree-inline.c (fold_marked_statements): Call
26938 cgraph_update_edges_for_call_stmt if folding a call statement.
26939 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26940 debug_generic_stmt calls, reset it back afterwards.
26943 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26945 * c-typeck.c (build_external_ref): Don't pedwarn about
26946 static vars in current function's scope.
26948 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26950 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26952 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26955 * ipa-struct-reorg.c: Fix spelling.
26956 * params.def: Ditto.
26958 2008-01-29 Richard Guenther <rguenther@suse.de>
26960 PR middle-end/35006
26961 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26963 * tree-inline.c (remap_type): Increment remapping_type_depth
26964 around remapping types.
26965 (copy_body_r): Only add referenced variables if they are referenced
26966 from code, not types.
26968 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26979 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26980 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26982 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26985 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26986 pointer for tiny stack.
26988 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26990 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26992 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26994 * config/vx-common.h: Fix typo in comment.
26996 2008-01-28 Ian Lance Taylor <iant@google.com>
27000 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27001 coalesce pointers if they have different DECL_NO_TBAA_P values.
27002 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27003 between variables with different DECL_NO_TBAA_P values.
27005 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27008 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27009 are not legitimate small data references on SPE targets.
27011 2008-01-28 David Daney <ddaney@avtrex.com>
27013 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27015 2008-01-28 David Daney <ddaney@avtrex.com>
27017 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27019 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27021 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27022 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27023 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27024 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27025 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27026 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27027 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27028 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27030 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27032 * basic-block.h (condjump_equiv_p): Fix comment.
27034 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27036 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27037 print_generic_stmt_indented): Fix comment.
27039 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27041 * configure.ac (__stack_chk_fail): Add detecion for availability
27042 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27043 * configure: Regenerate.
27045 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27047 PR middle-end/34688
27048 * final.c (output_addr_const): Handle TRUNCATE.
27050 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27053 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27054 (zero_cost, infinite_cost): New constants.
27055 (struct cost_pair): Change type of cost to comp_cost.
27056 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27057 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27059 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27060 split_address_cost, ptr_difference_cost, difference_cost,
27061 get_computation_cost_at, get_computation_cost,
27062 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27063 determine_use_iv_cost_condition, determine_use_iv_costs,
27064 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27065 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27066 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27067 Change type of cost to comp_cost.
27068 (determine_iv_cost): Increase cost of non-original ivs, instead
27069 of decreasing the cost of original ones.
27070 (get_address_cost): Indicate the complexity of the addressing mode
27072 (try_add_cand_for): Prefer using ivs not specific to some object.
27073 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27075 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27076 Janis Johnson <janis187@us.ibm.com>
27079 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27080 (TARGET_INSTANTIATE_DECLS): Likewise.
27081 * target.h (expand_to_rtl_hook): New target hook.
27082 (instantiate_decls): Likewise.
27083 * function.c (instantiate_decl): Make non-static. Rename to...
27084 (instantiate_decl_rtl): ... this.
27085 (instantiate_expr): Use instantiate_decl_rtl.
27086 (instantiate_decls_1): Likewise.
27087 (instantiate_decls): Likewise.
27088 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27089 * function.h (instantiate_decl_rtl): Add prototype.
27090 * cfgexpand.c (target.h): New include.
27091 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27092 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27093 (TARGET_INSTANTIATE_DECLS): Likewise.
27094 (TARGET_INITIALIZER): New target hooks added.
27095 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27097 * config/rs6000/rs6000.c (tree-flow.h): New include.
27098 (machine_function): Add sdmode_stack_slot field.
27099 (rs6000_alloc_sdmode_stack_slot): New function.
27100 (rs6000_instantiate_decls): Likewise.
27101 (rs6000_secondary_memory_needed_rtx): Likewise.
27102 (rs6000_check_sdmode): Likewise.
27103 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27104 (TARGET_INSTANTIATE_DECLS): Likewise.
27105 (rs6000_hard_regno_mode_ok): Allow SDmode.
27106 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27107 (rs6000_emit_move): Handle SDmode.
27108 (function_arg_advance): Likewise.
27109 (function_arg): Likewise.
27110 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27111 SDmode var args for 32-bit compiles.
27112 (rs6000_secondary_reload_class): Handle SDmode.
27113 (rs6000_output_function_epilogue): Likewise.
27114 (rs6000_function_value): Simplify if statement.
27115 (rs6000_libcall_value): Likewise.
27116 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27117 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27118 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27119 (movsd_hardfloat): New define_insn.
27120 (movsd_softfloat): Likewise.
27121 (movsd_store): Likewise.
27122 (movsd_load): Likewise.
27123 (extendsddd2): Likewise.
27124 (extendsdtd2): Likewise.
27125 (truncddsd2): Likewise.
27126 (movdd_hardfloat64): Fixup comment.
27127 (UNSPEC_MOVSD_LOAD): New constant.
27128 (UNSPEC_MOVSD_STORE): Likewise.
27130 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27133 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27135 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27136 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27137 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27138 and TRUTH_XOR_EXPR.
27140 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27143 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27144 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27145 __LONGDOUBLE128 too.
27146 * config/rs6000/aix61.h: New file.
27148 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27150 PR rtl-optimization/34959
27151 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27152 popcount and parity rtxes the same mode as their operand.
27153 Truncate or extend the result to the return value's mode
27156 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27159 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27160 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27161 to GOT_VERSION_REGNUM.
27162 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27163 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27164 * config/mips/mips.c (mips_emit_call_insn): New function.
27165 (mips_call_tls_get_addr): Call mips_expand_call directly.
27166 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27168 (mips16_build_call_stub): Likewise. Return the call insn or null.
27169 (mips_expand_call): Update the call to mips16_build_call_stub
27170 accordingly and a remove redundant condition. Assert that MIPS16
27171 stubs do not use lazy binding. Use mips_emit_call_insn and return
27173 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27175 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27176 (mips_avoid_hazard): Remove hazard_set handling.
27177 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27178 (UNSPEC_RESTORE_GP): ...this.
27179 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27180 (FAKE_CALL_REGNO): Rename to...
27181 (GOT_VERSION_REGNUM): ...this.
27182 (type): Add "ghost" value. Add an associated insn reservation.
27183 (hazard_set): Remove.
27184 (exception_receiver): Rename to...
27185 (restore_gp): ...this and update the unspec identifier accordingly.
27186 (exception_receiver, nonlocal_got_receiver): New expanders.
27187 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27188 FAKE_CALL_REGNO. Remove hazard_set attribute.
27189 (set_got_version, update_got_version): New patterns.
27191 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27194 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27196 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27199 * doc/install.texi2html: Generate gcc-vers.texi.
27201 2008-01-25 DJ Delorie <dj@redhat.com>
27203 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27205 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27207 * config/c4x: Remove directory.
27208 * config.gcc (crx-*, mt-*): Mark obsolete.
27209 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27210 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27211 sh-*-rtemscoff*): Remove cases.
27212 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27213 * real.c (encode_c4x_single, decode_c4x_single,
27214 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27215 c4x_extended_format): Remove.
27216 * real.h (c4x_single_format, c4x_extended_format): Remove.
27217 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27219 (Pragmas): Remove comment about c4x pragmas.
27220 * doc/install.texi (c4x): Remove target-specific instructions.
27221 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27222 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27223 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27224 refer to C4x source files as examples.
27225 (C4X_FLOAT_FORMAT): Remove documentation.
27227 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27229 * config/bfin/bfin.c (override_options): Reorder tests so that
27230 flag_pic gets enabled for -msep-data.
27232 2008-01-25 Richard Guenther <rguenther@suse.de>
27234 PR middle-end/32244
27235 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27236 to its bitfield precision if required.
27238 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27240 PR middle-end/33880
27241 * tree-nested.c (walk_omp_for): New function.
27242 (convert_nonlocal_reference, convert_local_reference): Call
27243 walk_omp_for on OMP_FOR.
27244 (convert_call_expr): Call walk_body on OMP_FOR's
27245 OMP_FOR_PRE_INIT_BODY.
27247 2008-01-25 Richard Guenther <rguenther@suse.de>
27249 PR tree-optimization/34966
27250 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27251 default defs and PHI_NODEs we have to insert after the
27252 defining statement.
27254 2008-01-24 Nick Clifton <nickc@redhat.com>
27256 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27257 Provide a default definition.
27258 (LIBGCC2_UNITS_PER_WORD): Likewise.
27260 * config/stormy16/stormy16.c: Include df.h for the prototype
27261 for df_regs_ever_live_p.
27262 (xstormy16_expand_builtin_va_start): Convert the stack offset
27263 into a component_ref and then use POINTER_PLUS_EXPR to add it
27264 to the incoming_virtual_args_rtx.
27265 (xstormy16_gimplify_va_arg_expr): Rename to
27266 xstormy16_gimplify_va_arg_expr.
27267 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27268 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27269 xstormy16_gimplify_va_arg_expr.
27270 Fix up some formatting issues.
27272 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27273 Move to predicates.md.
27274 (xs_hi_general_operand): Likewise.
27275 (xs_hi_nonmemory_operand): Likewise.
27276 * config/stormy16/predicates.md:
27277 (xstormy16_carry_plus_operand): New predicate.
27278 (xs_hi_general_operand): New predicate.
27279 (xs_hi_nonmemory_operand): New predicate.
27280 * config/stormy16/stormy16-protos.h:
27281 (xstormy16_carry_plus_operand): Delete prototype.
27282 (xs_hi_general_operand): Likewise.
27283 (xs_hi_nonmemory_operand): Likewise.
27285 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27286 modifiers as they are no longer needed and they can trigger
27287 reload spill failures.
27289 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27290 with a match_operand in order to help reload.
27292 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27293 constraint with 'e' for the 8th alternative as this version of
27294 the mov.w instruction only accepts the lower 8 registers.
27296 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27299 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27300 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27303 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27305 PR middle-end/33333
27306 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27308 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27310 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27312 (remove_structure): Update allocations list before removing structure.
27314 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27316 * ipa-struct-reorg.c (is_safe_cond_expr,
27317 create_new_stmts_for_cond_expr): Use integer_zerop function,
27318 that recognize not only zero-pointer, but zero-integer too.
27320 2008-01-25 Ben Elliston <bje@au.ibm.com>
27323 * fixproto: Escape "." in sed expression that strips leading "./".
27325 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27328 * gcc.c (SWITCH_OK): Removed.
27329 (SWITCH_LIVE): Changed to bit.
27330 (SWITCH_FALSE): Likewise.
27331 (SWITCH_IGNORE): Likewise.
27332 (switchstr): Change live_cond to unsigned int.
27333 (process_command): Replace SWITCH_OK with 0.
27334 (do_self_spec): Likewise.
27335 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27336 (give_switch): Likewise.
27337 (used_arg): Likewise.
27338 (do_spec_1): Set the SWITCH_IGNORE bit.
27339 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27340 bits. Set the SWITCH_LIVE bit.
27342 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27344 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27346 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27348 PR tree-optimization/34472
27349 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27350 parameter to a "bool *" and set *DATA to false if there is
27351 an unsafe access. Do not delete the structure here.
27352 (check_cond_exprs): Delete it here instead.
27353 (check_cond_exprs, exclude_cold_structs): Do not increase
27354 I when removing a structure.
27356 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27359 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27360 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27362 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27364 PR middle-end/34934
27365 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27366 a fixed vector for stack.
27368 2008-01-24 Ben Elliston <bje@au.ibm.com>
27371 * doc/gcc.texi (Software development): Add a direntry for g++.
27373 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27375 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27376 stale and straggling -fforce-addr comments above.
27378 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27380 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27381 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27383 2008-01-23 Michael Matz <matz@suse.de>
27386 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27389 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27391 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27392 malloc result type.
27394 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27396 * config/avr/avr.c (avr_current_arch): New variable.
27397 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27398 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27399 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27400 (avr_override_options): Init 'avr_current_arch'.
27401 (base_arch_s): Move from here...
27402 * config/avr/avr.h (base_arch_s): ... here. Add new members
27403 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27404 'mega' to 'have_jmp_call'.
27405 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27406 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27408 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27410 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27411 MULTILIB_MATCHES): Ditto.
27413 2008-01-23 Richard Guenther <rguenther@suse.de>
27415 PR middle-end/31529
27416 * cgraphunit.c (cgraph_reset_node): Always mark the node
27417 not reachable if it is not queued already.
27419 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27421 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27422 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27423 (cputype_selected): New static variable.
27424 (bfin_handle_option): Set it if -mcpu is used.
27425 (override_option): Select default set of workarounds if no cpu type
27426 selected on the command line.
27427 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27429 From Michael Frysinger <michael.frysinger@analog.com>
27430 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27431 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27433 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27434 for bf547, bf523, bf524, and bf526.
27435 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27437 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27438 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27439 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27440 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27441 * doc/invoke.texi (Blackfin Options): Document that
27442 -mcpu now accept bf547, bf523, bf524, and bf526.
27444 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27446 PR rtl-optimization/34628
27447 * combine.c (try_combine): Stop and undo after the first combination
27448 if an autoincrement side-effect on the first insn has effectively
27451 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27454 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27455 Offset addresses are not valid for Altivec or paired float modes.
27457 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27460 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27461 if DECL_INITIAL (decl) is error_mark_node.
27464 * c-common.c (handle_vector_size_attribute): Only allow
27465 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27466 the same way as pointer, array etc. types.
27467 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27470 * tree.c (build_type_attribute_qual_variant): Call
27471 build_qualified_type if attributes are equal, but quals are not.
27473 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27476 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27477 * flags.h (warn_strict_aliasing): Remove.
27478 (warn_strict_overflow): Remove.
27479 * opts.c (warn_strict_aliasing): Remove.
27480 (warn_strict_overflow): Remove.
27481 * c-opts.c (c_common_handle_option): -Wall only sets
27482 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27483 (c_common_post_options): Give default values to -Wstrict-aliasing
27484 and -Wstrict-overflow if they are uninitialized.
27485 * common.opt (Wstrict-aliasing): Specify Var and Init.
27486 (Wstrict-overflow): Likewise.
27488 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27490 PR rtl-optimization/26854
27491 PR rtl-optimization/34400
27492 PR rtl-optimization/34884
27493 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27495 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27496 (df_rd_bb_info.expanded_lr_out): Deleted
27497 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27498 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27499 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27500 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27501 Removed code to allocate, initialize or free expanded_lr_out.
27502 (df_rd_bb_local_compute_process_def): Restructured to make more
27504 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27505 sets if the sets are being trimmed.
27507 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27510 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27511 (as_vers): Likewise.
27512 * configure: Regenerated.
27514 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27516 PR middle-end/33092
27517 * tree-pass.h (pass_build_alias): New pass.
27518 * tree-ssa-alias.c (gate_build_alias): New.
27519 (pass_build_alias): New.
27520 * passes.c (init_optimization_passes): Add pass_build_alias after
27521 pass_create_structure_vars.
27523 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27525 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27526 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27527 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27528 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27529 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27530 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27531 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27532 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27533 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27534 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27535 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27536 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27537 * config/s390/s390.md (FP_ALL): New mode iterator.
27538 (_d): New mode attribute.
27539 ("*signbit<mode>2>"): Changed mode of first operand.
27540 ("isinf<mode>2"): Changed mode of first operand.
27541 ("*TDC_insn"): Adaptation for DFP modes.
27543 2008-01-22 Ben Elliston <bje@au.ibm.com>
27545 * tree.c (check_qualified_type): Improve function description.
27547 2008-01-21 Jason Merrill <jason@redhat.com>
27550 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27551 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27554 2008-01-21 DJ Delorie <dj@redhat.com>
27556 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27559 2008-01-21 Richard Guenther <rguenther@suse.de>
27561 PR middle-end/34856
27562 * tree-cfg.c (verify_expr): Allow all invariant expressions
27563 instead of just constant class ones as reference argument.
27564 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27565 like any other constant.
27566 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27568 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27570 * regmove.c (fixup_match_1): Update call crossed frequencies.
27572 2008-01-21 Richard Guenther <rguenther@suse.de>
27575 * tree-inline.c (setup_one_parameter): Deal with mismatched
27576 types using a VIEW_CONVERT_EXPR.
27578 2008-01-21 Alon Dayan <alond@il.ibm.com>
27579 Olga Golovanevsky <olga@il.ibm.com>
27581 PR tree-optimization/34701
27582 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27583 when the structure size is not a power of 2.
27585 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27587 * doc/install.texi: Add doc for --enable-checking=df.
27589 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27591 PR rtl-optimization/34808
27592 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27594 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27596 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27599 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27601 PR rtl-optimization/26854
27602 PR rtl-optimization/34400
27603 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27605 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27606 (df_rd_bb_info.expanded_lr_out): New.
27607 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27608 * loop_iv.c (iv_analysis_loop_init): Ditto.
27609 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27610 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27611 Added code to allocate, initialize or free expanded_lr_out.
27612 (df_rd_bb_local_compute_process_def): Restructured to make
27613 more understandable.
27614 (df_rd_confluence_n): Add code to do nothing with fake edges and
27615 code to no apply invalidate_by_call sets if the sets are being trimmed.
27616 (df_lr_local_finalize): Renamed to df_lr_finalize.
27617 (df_live_local_finalize): Renamed to df_live_finalize.
27619 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27622 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27623 deciding whether to use reciprocal instructions.
27625 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27627 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27628 dwarf2out_note_section_used if cold_text_section is NULL.
27630 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27632 PR gcov-profile/34610
27633 * tree-cfg.c (make_edges): Mark both outgoing edges from
27634 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27635 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27636 from OMP_FOR and OMP_CONTINUE outgoing edges.
27638 * tree-profile.c (tree_profiling): Return early if
27639 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27641 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27642 from cfun to child_cfun.
27643 * function.h (struct function): Add after_tree_profile bit.
27645 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27647 * config/avr/avr.S (_exit): Disable interrupt.
27649 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27650 Steven Bosscher <stevenb.gcc@gmail.com>
27652 PR rtl-optimization/26854
27653 PR rtl-optimization/34400
27654 * df-problems.c (df_live_scratch): New scratch bitmap.
27655 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27656 (df_live_reset): Clear the proper bitmaps.
27657 (df_live_bb_local_compute): Only process the artificial defs once
27658 since the order is not important.
27659 (df_live_init): Init the df_live sets only with the variables
27660 found live by df_lr.
27661 (df_live_transfer_function): Use the df_lr sets to prune the
27662 df_live sets as they are being computed.
27663 (df_live_free): Free df_live_scratch.
27665 2008-01-18 Ian Lance Taylor <iant@google.com>
27667 * common.opt: Add fmerge-debug-strings.
27668 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27669 flag_merge_debug_strings rather than flag_merge_constants.
27670 * doc/invoke.texi (Option Summary): Mention
27671 -fmerge-debug-strings.
27672 (Debugging Options): Document -fmerge-debug-strings.
27674 2008-01-18 Ian Lance Taylor <iant@google.com>
27677 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27678 (struct tree_function_decl): Add new field operator_new_flag.
27679 * tree-inline.c (expand_call_inline): When inlining a call to
27680 operator new, force the return value to go into a variable, and
27681 set DECL_NO_TBAA_P on that variable.
27682 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27684 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27687 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27688 DWARF2_DEBUGGING_INFO.
27689 (dwarf2out_note_section_used): Ditto. Add prototype.
27690 (have_multiple_function_sections, text_section_used,
27691 cold_text_section_used, *cold_text_sections): Move declarations
27694 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27696 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27697 field and add signal_ra.
27698 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27699 assignments to frame state pc. Move end of stack check after
27700 MD_FALLBACK_FRAME_STATE_FOR.
27701 (uw_update_context_1): Use frame state signal_regs if set, instead
27702 of checking signal_frame flag.
27703 (uw_update_context): Use frame state signal_ra if set.
27704 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27705 * config/xtensa/linux-unwind.h: New file.
27707 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27709 * modulo-sched.c (get_sched_window): Fix comment typo.
27711 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27713 PR tree-optimization/34648
27714 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27716 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27718 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27719 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27721 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27723 PR rtl-optimization/34400
27724 * df-core.c (df_worklist_dataflow_overeager,
27725 df_worklist_dataflow_doublequeue): New functions.
27726 (df_worklist_dataflow): Two different worklist solvers.
27727 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27730 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27733 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27734 and ftree-parallelize-loops.
27736 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27738 PR rtl-optimization/34826
27739 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27741 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27743 * global.c (find_reg): Mark the eh regs as used if necessary.
27744 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27745 * ra.h (struct allocno): no_eh_reg field added. Changed
27746 no_stack_reg type to bitfield.
27748 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27750 * tree.c (substitute_in_expr): Add missing 'break'.
27752 2008-01-17 Richard Guenther <rguenther@suse.de>
27754 PR tree-optimization/34825
27755 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27756 x / x as division to handle.
27758 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27760 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27761 "-pthread" is specified.
27762 * pa-hpux11.h (LIB_SPEC): Likewise.
27764 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27765 Peter Bergner <bergner@vnet.ibm.com>
27767 PR rtl-optimization/33796
27768 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27770 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27772 PR libgfortran/34699
27773 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27775 * pa-hpux10.h (LINK_SPEC): Likewise.
27776 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27778 2008-01-16 Richard Guenther <rguenther@suse.de>
27780 PR middle-end/32628
27781 * fold-const.c (fold_convert_const_int_from_int): Do not
27782 set overflow if that occured only because of a sign extension
27783 change when converting from/to a sizetype with the same
27784 precision and signedness.
27786 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27789 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27790 location address to the correct place. Update copyright year.
27792 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27794 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27795 no dependences in the dependence_relations vector.
27797 2008-01-16 Jan Hubicka <jh@suse.cz>
27799 PR rtl-optimization/31396
27800 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27801 * cfg.c (dump_reg_info): Print it.
27802 * regs.h (struct reg_info_t): add freq_calls_crossed.
27803 (REG_FREQ_CALLS_CROSSED): New macro.
27804 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27805 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27806 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27807 regmove_optimize): Update call crossed frequencies.
27808 * local-alloc.c (struct qty): Add freq_calls_crossed.
27809 (alloc_qty): Copute freq_calls_crossed.
27810 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27811 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27812 * ra.h (struct allocno): Add freq_calls_crossed.
27814 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27816 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27817 libgomp when compiling with ftree-parallelize-loops.
27818 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27820 2008-01-16 Richard Guenther <rguenther@suse.de>
27822 PR tree-optimization/34769
27823 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27824 * tree.c (int_cst_value): Instead make this function more
27825 permissive in what it accepts as valid input. Document this
27826 function always sign-extends the value.
27828 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27829 Richard Guenther <rguenther@suse.de>
27832 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27833 (gimple_fold_indirect_ref_rhs): ... this.
27834 (gimple_fold_indirect_ref): New function with foldings
27835 that preserve lvalueness.
27836 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27837 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27838 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27839 to fold an INDIRECT_REF, fall back to the old use of
27840 fold_indirect_ref_1.
27842 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27844 * tree-data-ref.c (subscript_dependence_tester_1): Call
27845 free_conflict_function.
27846 (compute_self_dependence): Same.
27848 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27851 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27852 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27854 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27855 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27856 for DWARF2_UNWIND_INFO targets.
27858 2008-01-16 Richard Guenther <rguenther@suse.de>
27861 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27862 type qualifiers for function types.
27864 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27866 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27867 loop_iterator li from previous commit.
27869 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27871 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27873 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27875 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27876 (parallelize_loops): Don't parallelize irreducible components.
27878 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27881 * c-opts (c_common_post_options): Do not enable CPP
27882 flag_pedantic_errors by default.
27884 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27886 PR rtl-optimization/31944
27887 * cse.c (remove_pseudo_from_table): New function.
27888 (merge_equiv_classes): Use above function to remove pseudo-registers.
27889 (invalidate): Likewise.
27891 2008-01-13 Richard Guenther <rguenther@suse.de>
27893 PR middle-end/34601
27894 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27895 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27897 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27899 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27900 validate_change to unshare the source of the PC set.
27902 2008-01-12 Jan Hubicka <jh@suse.cz>
27904 PR middle-end/32135
27905 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27906 references above array bounds. This might trigger bounds checks for
27907 pointers to arrays.
27909 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27911 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27912 new_replaceable_dependencies.
27914 2008-01-12 Doug Kwan <dougkwan@google.com>
27916 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27917 instead of OPT_Wreturn_type in warning due to ignored return type
27919 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27920 options included in -Wextra.
27921 * c.opt: New option -Wignored_qualifiers.
27922 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27923 -Wignore_qualifiers.
27924 (-Wignored-qualifiers): Document.
27925 (-Wreturn-type): Remove description of functionality now handled
27926 by -Wignored-qualifiers.
27928 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27931 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27932 NOP_EXPR if it is between integral types with the same precision.
27934 2008-01-12 Jan Hubicka <jh@suse.cz>
27937 * invoke.texi (max-inline-recursive-depth): Fix default value.
27939 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27941 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27944 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27946 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27948 2008-01-11 James E. Wilson <wilson@specifix.com>
27951 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27953 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27955 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27956 save/restore frame pointer register and don't use 'call-prologues'
27957 optimization in function with "OS_task" attribute.
27959 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27961 PR middle-end/31309
27962 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27963 when copying to memory.
27965 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27967 PR rtl-optimization/30905
27968 * cfgcleanup.c: Include dce.h
27969 (crossjumps_occured): New global variable.
27970 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27971 If something changed, set crossjumps_occured to true.
27972 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27973 Don't add/remove fake edges to exit here...
27974 (cleanup_cfg): ...but do it here, when crossjumping.
27975 Run a fast DCE when successful crossjumps occured in the latest
27976 iteration of try_optimize_cfg.
27978 2008-01-11 Richard Guenther <rguenther@suse.de>
27980 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27981 (struct vn_unary_op_s): Likewise.
27982 (vn_reference_insert): Free old reference on hash collision.
27984 2008-01-10 Raksit Ashok <raksit@google.com>
27986 PR rtl-optimization/27971
27987 * combine.c (find_split_point): Split PLUS expressions which are
27988 inside a MEM rtx, and whose first operand is complex.
27990 2008-01-10 DJ Delorie <dj@redhat.com>
27992 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27993 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27994 (m32c_hard_regno_ok): Call the underlying function.
27996 2008-01-10 Richard Guenther <rguenther@suse.de>
27998 PR middle-end/34683
27999 * tree-cfg.c (tree_merge_blocks): Do not go through the
28000 full-blown folding and stmt updating path if we just deal
28001 with virtual operands.
28002 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28003 test for abnormal SSA_NAMEs.
28005 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28007 PR middle-end/34641
28008 * reload.c (push_reload): Add assertions. All constants from
28009 reg_equiv_constant should have been used for replacing the respective
28011 (find_reloads_address): Invoke find_reloads_address_part for
28012 constant taken from the reg_equiv_constant array.
28014 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28016 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28017 field (valnum) the first in the struct. Replace bools with
28020 2008-01-10 Richard Guenther <rguenther@suse.de>
28022 PR tree-optimization/34651
28023 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28024 types and ordering for masking and converting.
28026 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28028 PR tree-optimization/34017
28029 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28030 also for PHI_NODE expressions.
28032 2008-01-09 Jan Hubicka <jh@suse.cz>
28034 PR tree-optimization/34708
28035 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28036 based on number of case labels.
28037 (init_inline_once): Remove switch_cost.
28038 * tree-inline.h (eni_weights_d): Remove switch_cost.
28040 2008-01-09 Richard Guenther <rguenther@suse.de>
28041 Andrew Pinski <andrew_pinski@playstation.sony.com>
28043 PR middle-end/30132
28044 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28045 temporary if an rvalue is ok or an lvalue is not required.
28047 2008-01-09 Richard Guenther <rguenther@suse.de>
28049 PR middle-end/34458
28050 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28051 adjust return type.
28053 2008-01-09 Richard Guenther <rguenther@suse.de>
28055 PR middle-end/34679
28056 * tree.c (host_integerp): Check for sizetype only if the
28057 type is an integer type.
28059 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28062 * opts.c (decode_options): Disable inlining of functions called
28063 once if not in unit-at-a-time mode.
28065 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28067 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28069 2008-01-08 Richard Guenther <rguenther@suse.de>
28071 PR middle-end/31863
28072 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28073 out early if the result will be unused.
28075 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28080 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28081 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28084 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28086 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28087 for vectorization tuned.
28089 2008-01-08 Richard Guenther <rguenther@suse.de>
28091 PR tree-optimization/34683
28092 * tree-ssa-operands.c (operand_build_cmp): Export.
28093 * tree-ssa-operands.h (operand_build_cmp): Declare.
28094 * tree-vn.c (vuses_compare): Remove.
28095 (sort_vuses): Use operand_build_cmp.
28096 (sort_vuses_heap): Likewise.
28097 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28098 to re-use old VEC if available. Do not sort already sorted VUSEs.
28099 (vdefs_to_vec): Do not sort already sorted VDEFs.
28101 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28103 PR middle-end/34694
28104 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28106 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28109 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28110 limitations of reciprocal sequences on x86 targets.
28112 2008-01-08 Richard Guenther <rguenther@suse.de>
28114 PR tree-optimization/34683
28115 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28117 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28120 * config/darwin.c (darwin_mergeable_string_section): Don't use
28121 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28123 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28126 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28127 negxf2. Macroize expander using X87MODEF mode iterator. Change
28128 predicates of op0 and op1 to register_operand.
28129 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28130 expander using X87MODEF mode iterator. Change predicates of
28131 op0 and op1 to register_operand.
28132 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28133 corresponding patterns and macroize using MODEF macro. Change
28134 predicates of op0 and op1 to register_operand and remove
28135 "m" constraint. Disparage "r" alternative with "!".
28136 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28137 macroize using X87MODEF macro. Change predicates of op0 and op1
28138 to register_operand and remove "m" constraint. Disparage "r"
28139 alternative with "!".
28140 (absneg splitter with memory operands): Remove.
28141 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28142 patterns and macroize using X87MODEF mode iterator.
28143 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28144 Change predicate of op1 to register_operand.
28145 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28146 for memory operands.
28148 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28150 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28152 2008-01-07 Richard Guenther <rguenther@suse.de>
28154 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28157 2008-01-07 Richard Guenther <rguenther@suse.de>
28159 PR tree-optimization/34683
28160 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28161 VOPs of the needed size to save memory. Use VEC_quick_push
28162 to save compile-time.
28163 (vdefs_to_vec): Likewise.
28165 2008-01-07 Sa Liu <saliu@de.ibm.com>
28167 * config/spu/spu.md (divdf3): Genetate inline code for double
28168 division. The implementation doesn't handle INF or NAN, therefore it
28169 only applies when -ffinite-math-only is given.
28171 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28174 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28175 * doc/cpp.texi ([Common Predefined Macros]): Document.
28177 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28179 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28180 order to use commutative addition instead of subtraction.
28182 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28183 Mircea Namolaru <namolaru@il.ibm.com>
28184 Vladimir Yanovsky <yanov@il.ibm.com>
28185 Revital Eres <eres@il.ibm.com>
28187 PR tree-optimization/34263
28188 * tree-outof-ssa.c (process_single_block_loop_latch,
28189 contains_tree_r): New functions.
28190 (analyze_edges_for_bb): Call process_single_block_loop_latch
28191 function to empty single-basic-block latch block if possible.
28193 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28195 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28197 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28199 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28201 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28203 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28205 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28207 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28209 PR tree-optimization/34618
28210 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28213 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28216 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28217 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28218 Update copyright year.
28220 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28221 Update copyright year.
28222 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28225 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28227 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28228 edge does not point to current bb before changing need_assert.
28230 2008-01-04 Richard Guenther <rguenther@suse.de>
28232 PR middle-end/34029
28233 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28234 for verifying purposes if they are is_gimple_min_invariant.
28236 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28238 PR tree-optimization/34448
28239 PR tree-optimization/34465
28240 * gimplify.c (gimplify_init_constructor): Add new parameter
28241 notify_temp_creation. Use it.
28242 (gimplify_modify_expr_rhs): Take volatiles into account when
28243 optimizing constructors.
28244 Do not optimize constructors if gimplify_init_constructor will dump to
28246 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28247 * gcc.c-torture/compile/pr34448.c: New.
28249 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28251 PR gcov-profile/34609
28252 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28253 return_slot if result is TREE_ADDRESSABLE.
28255 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28257 * config/mips/mips.md (sqrt_condition): Tweak comment.
28258 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28260 2008-01-03 Tom Tromey <tromey@redhat.com>
28263 * c-common.c (c_type_hash): Handle VLAs.
28265 2008-01-03 Jan Hubicka <jh@suse.cz>
28267 PR tree-optimization/31081
28268 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28269 0 when inlining and not inlining to first basic block.
28270 (remap_decl): When var is initialized to 0, don't set default_def.
28271 (expand_call_inline): Set entry_bb.
28272 * tree-inline.h (copy_body_data): Add entry_bb.
28274 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28277 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28280 PR tree-optimization/29484
28281 * tree-inline.c (inline_forbidden_p_2): New function.
28282 (inline_forbidden_p): Disallow inlining if some static var
28283 has an address of a local LABEL_DECL in its initializer.
28284 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28287 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28289 PR tree-optimization/34635
28290 * tree-data-ref.c (add_other_self_distances): Make sure that the
28291 evolution step is constant.
28293 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28295 PR middle-end/34608
28296 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28298 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28300 * tree-sra.c (scalarize_init): Insert the generate_element_init
28301 statements after the generate_element_zero statements.
28303 2008-01-02 Richard Guenther <rguenther@suse.de>
28305 PR middle-end/34093
28306 PR middle-end/31976
28307 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28308 for very large number of operands instead of ICEing.
28310 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28313 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28314 while stack probing.
28316 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28318 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28321 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28323 PR libmudflap/26442
28324 * tree-mudflap.c (mx_register_decls): Guard warning by
28325 !DECL_ARTIFICIAL check.
28327 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28329 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28330 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28331 sse5_perm<mode>): Fix constraints.