1 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
3 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
4 floor_log2 of zero. Negate widened zero.
6 2008-12-12 Ben Elliston <bje@au.ibm.com>
8 * config/fp-bit.c (nan): Rename from this ..
11 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
13 * config/mips/mips.md (*branch_bit<bbv><mode>,
14 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
15 label becomes operands[1].
17 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
19 PR tree-optimization/38446
20 * graphite.c (register_bb_in_sese): New.
21 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
22 looking at the bbs in the region.
23 * graphite.h (sese): Add region_basic_blocks pointer set to
24 structure and initialize at the time of defining new scop.
26 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
28 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
29 (find_params_in_bb): Do not free data refs.
30 (free_graphite_bb): Add FIXME on disabled free_data_refs.
32 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
34 * graphite.c (struct ivtype_map_elt): New.
35 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
36 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
37 gcc_type_for_cloog_iv): New.
38 (loop_iv_stack_patch_for_consts): Use the type of the induction
39 variable from the original loop, except for the automatically
40 generated loops, i.e., in the case of a strip-mined loop, in
41 which case there is no original loop: in that case just use
43 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
44 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
45 (clast_name_to_gcc): Accept params to be NULL.
46 (clast_to_gcc_expression): Take an extra parameter for the type.
47 Convert to that type all the expressions built by this function.
48 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
49 (graphite_translate_clast_equation): Compute the type of the
50 clast_equation before translating its LHS and RHS.
51 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
52 (graphite_create_new_loop): Compute the type of the induction
53 variable before translating the lower and upper bounds and before
54 creating the induction variable.
55 (rename_variables_from_edge, rename_phis_end_scop): New.
56 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
57 (sese_add_exit_phis_edge): Do not use integer_zero_node.
58 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
59 compute_cloog_iv_types): New.
60 (gloog): Call compute_cloog_iv_types before starting the
61 translation of the clast.
63 * graphite.h (struct graphite_bb): New field cloog_iv_types.
64 (GBB_CLOOG_IV_TYPES): New.
65 (debug_ivtype_map): Declared.
66 (oldiv_for_loop): New.
68 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
71 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
72 (param_index): Assert if parameter is not know after parameter
74 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
75 (find_scop_parameters): Mark, that we have finished parameter
77 (graphite_transform_loops): Move condition detection before parameter
79 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
81 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
84 * emutls.c (__emutls_get_address): Make sure offset is really zero
85 before initializing the object's offset.
87 2008-12-11 Jakub Jelinek <jakub@redhat.com>
90 * gimplify.c (gimplify_init_constructor): Don't force constructor
91 into memory if there is just one nonzero element.
93 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
95 Fix testsuite/gfortran.dg/graphite/id-4.f90.
96 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
99 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
101 * graphite.c (build_scops_1): Initialize open_scop.exit
104 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
105 Jan Sjodin <jan.sjodin@amd.com>
106 Harsha Jagasia <harsha.jagasia@amd.com>
118 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
119 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block): ...here.
120 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
121 * Makefile.in (graphite.o): Depend on value-prof.h.
122 (graphite.o-warn): Removed -Wno-error.
123 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
124 to be a NULL pointer. Call update_stmt. Return the newly created
125 cannonical induction variable.
127 * graphite.h (debug_rename_map): Declared. Fix some comments.
129 * graphite.c: Reimplement the code generation from graphite to gimple.
130 Include value-prof.h.
131 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
132 (get_old_iv_from_ssa_name): Removed.
133 (graphite_stmt_p): New.
134 (new_graphite_bb): Test for useful statements before building a
135 graphite statement for the basic block.
136 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
137 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
139 (recompute_all_dominators, graphite_verify,
140 nb_reductions_in_loop, graphite_loop_normal_form): New.
141 (scop_record_loop): Call graphite_loop_normal_form.
142 (build_scop_loop_nests): Iterate over all the blocks of the
143 function instead of relying on the incomplete information from
144 SCOP_BBS. Return the success of the operation.
145 (find_params_in_bb): Use the data from GBB_DATA_REFS.
146 (add_bb_domains): Removed.
147 (build_loop_iteration_domains): Don't call add_bb_domains.
148 Add the iteration domain only to the basic blocks that have been
149 translated to graphite.
150 (build_scop_conditions_1): Add constraints only if the basic
151 block have been translated to graphite.
152 (build_scop_data_accesses): Completely disabled until data
153 dependence is correctly implemented.
154 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
155 (remove_all_edges_1, remove_all_edges): Removed.
156 (get_new_name_from_old_name): New.
157 (graphite_rename_variables_in_stmt): Renamed
158 rename_variables_in_stmt. Call get_new_name_from_old_name.
159 Use replace_exp and update_stmt.
160 (is_old_iv): Renamed is_iv.
161 (expand_scalar_variables_stmt): Extra parameter for renaming map.
162 Use replace_exp and update_stmt.
163 (expand_scalar_variables_expr): Same. Use the map to get the
164 new names for the renaming of induction variables and for the
165 renaming of variables after a basic block has been copied.
166 (expand_scalar_variables): Same.
167 (graphite_rename_variables): Renamed rename_variables.
168 (move_phi_nodes): Removed.
169 (get_false_edge_from_guard_bb): New.
170 (build_iv_mapping): Do not insert the induction variable of a
171 loop in the renaming iv map if the basic block does not belong
173 (register_old_new_names, graphite_copy_stmts_from_block,
174 copy_bb_and_scalar_dependences): New.
175 (translate_clast): Heavily reimplemented: copy basic blocks,
176 do not move them. Finally, in call cleanup_tree_cfg in gloog.
177 At each translation step call graphite_verify ensuring the
178 consistency of the SSA, loops and dominators information.
179 (collect_virtual_phis, find_vdef_for_var_in_bb,
180 find_vdef_for_var_1, find_vdef_for_var,
181 patch_phis_for_virtual_defs): Removed huge hack.
182 (mark_old_loops, remove_dead_loops, skip_phi_defs,
183 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
184 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
185 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
186 if_region_get_condition_block, if_region_set_false_region,
187 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
188 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
189 sese_add_exit_phis_edge, sese_add_exit_phis_var,
190 rewrite_into_sese_closed_ssa): New.
191 (gloog): Remove dead code. Early return if code cannot be
192 generated. Call cleanup_tree_cfg once the scop has been code
194 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
195 block loops with less than two loops.
196 (graphite_apply_transformations): Remove the call to
197 scop_remove_ignoreable_gbbs.
198 (limit_scops): When build_scop_loop_nests fails, continue on next scop.
200 (graphite_transform_loops): Call recompute_all_dominators: force the
201 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
202 Call initialize_original_copy_tables and free_original_copy_tables
203 to be able to copy basic blocks during code generation.
204 When build_scop_loop_nests fails, continue on next scop.
205 (value_clast): New union.
206 (clast_to_gcc_expression): Fix type cast warning.
208 2008-12-10 Richard Guenther <rguenther@suse.de>
210 PR tree-optimization/36792
211 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
214 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
216 PR tree-optimization/36792
217 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal
220 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
223 * dwarf2out.c (saved_do_cfi_asm): New.
224 (dwarf2out_do_frame): Take it into account.
225 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
227 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
230 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
231 variables initialized from SRAed bit fields.
233 2008-12-10 Martin Guy <martinwguy@yahoo.it>
236 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
237 result will be in an FPU register.
239 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
243 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
244 on the associated SYMBOL_REF_DECL node, if any.
246 2008-12-09 David Daney <ddaney@caviumnetworks.com>
248 * config/mips/sync.md (sync_<optab>_12): Replace
249 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
250 (sync_old_<optab>_12): Remove third paramater to
251 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
252 with MIPS_SYNC_OLD_OP_12_AND.
253 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
254 with MIPS_SYNC_NEW_OP_12_AND.
255 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
256 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
257 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
258 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
259 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
260 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
261 MIPS_SYNC_NEW_OP_12_XOR.
262 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
263 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
264 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
265 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
266 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
267 to implement new __sync_nand semantics.
268 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
269 remove third parameter.
270 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
271 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
272 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
273 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
274 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
275 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
276 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
277 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
279 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
281 * graphite.c (graphite_transform_loops): Always call find_transform ()
282 in ENABLE_CHECKING. So we test these code paths, even if we do not
285 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
287 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
289 2008-12-09 Jakub Jelinek <jakub@redhat.com>
292 * function.h (struct function): Add always_inline_functions_inlined.
293 * ipa-inline.c (cgraph_early_inlining): Set it to true.
294 * tree-optimize.c (execute_fixup_cfg): Likewise.
295 * builtins.c (avoid_folding_inline_builtin): New function.
296 (fold_call_expr): Don't optimize always_inline builtins before
298 (fold_call_stmt): Likewise.
299 (fold_builtin_call_array): Likewise. Don't call
300 fold_builtin_varargs for BUILT_IN_MD builtins.
302 PR tree-optimization/37416
303 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
305 2008-12-09 Janis Johnson <janis187@us.ibm.com>
307 * doc/sourcebuild.texi (Test Directives): Fix formatting.
309 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
311 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
313 * doc/invoke.texi (-fira-region): Describe new option.
314 (-fira-algorithm): Change the values.
316 * ira-conflicts.c (build_conflict_bit_table,
317 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
318 (ira_build_conflicts): Use flag flag_ira_region instead of
319 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
320 base registers for allocnos crossing calls.
322 * flags.h (enum ira_algorithm): Redefine.
323 (enum ira_region): New.
324 (flag_ira_region): New.
326 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
327 instead of flag_ira_algorithm.
329 * toplev.c (flag_ira_algorithm): Change the initial value.
330 (flag_ira_region): New.
332 * ira-int.h (ira_reg_classes_intersect_p,
333 ira_reg_class_super_classes): New.
335 * ira-color.c (update_copy_costs): Use
336 ira_reg_classes_intersect_p. Use right class to find hard reg
338 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
339 (assign_hard_reg): Ditto. Pass additional argument to
340 update_conflict_hard_regno_costs. Do not uncoalesce for priority
342 (allocno_priorities, setup_allocno_priorities,
343 allocno_priority_compare_func): Move before color_allocnos.
344 (color_allocnos): Add priority coloring. Use flag flag_ira_region
345 instead of flag_ira_algorithm.
346 (move_spill_restore): Check classes of the same reg allocno from
348 (update_curr_costs): Use ira_reg_classes_intersect_p.
349 (ira_reassign_conflict_allocnos): Ditto.
351 * opts.c (decode_options): Always set up flag_ira. Set up
352 flag_ira_algorithm. Warn CB can not be used for architecture.
353 (common_handle_option): Modify code for -fira-algorithm. Add code
354 to process -fira-region.
356 * ira-lives.c (update_allocno_pressure_excess_length): Process
358 (set_allocno_live, clear_allocno_live, mark_reg_live,
359 mark_reg_dead, process_bb_node_lives): Ditto.
361 * ira-emit.c (ira_emit): Fix insn codes.
363 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
364 instead of flag_ira_algorithm.
365 (allocno_range_compare_func): Ignore classes for priority
367 (setup_min_max_conflict_allocno_ids): Ditto.
368 (ira_flattening): Use ira_reg_classes_intersect_p.
370 * genpreds.c (write_enum_constraint_num): Output
373 * common.opt (fira-algorithm): Modify.
376 * ira.c (setup_class_hard_regs): Initialize.
377 (setup_cover_and_important_classes): Modify code setting class
378 related info for priority coloring.
379 (setup_class_translate): Ditto.
380 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
381 (setup_reg_class_intersect_union): Rename to
382 setup_reg_class_relations. Add code for setting up new variables.
383 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
384 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
386 * ira-costs.c (common_classes): New.
387 (print_costs): Use flag flag_ira_region instead of
389 (find_allocno_class_costs): Ditto. Use common_classes. Translate
391 (ira_costs): Allocate/deallocate common_classes.
393 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
394 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
397 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
398 smallest_mode_for_size.
400 2008-12-10 Ben Elliston <bje@au.ibm.com>
402 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
404 2008-12-09 Jan Hubicka <jh@suse.cz>
406 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
408 2008-12-09 Jakub Jelinek <jakub@redhat.com>
410 PR tree-optimization/35468
411 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
414 2008-12-09 Richard Guenther <rguenther@suse.de>
416 PR tree-optimization/38445
417 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
419 (emit_alias_warning): Adjust.
421 2008-12-09 Andrew Haley <aph@redhat.com>
423 * fixed-value.c (do_fixed_add): Add comment.
424 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
425 * builtins.c (fold_builtin_sqrt): Likewise.
427 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
430 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
432 * calls.c (nitialize_argument_information): Add fntype argument
433 and use it for calls.promote_function_args.
434 (expand_call): Pass fntype to aggregate_value_p if no fndecl
435 available and pass additional fntype to
436 initialize_argument_information.
437 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
438 to get function abi type.
439 (init_cumulative_args): Use for abi kind detection fntype, when no
442 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
444 * config/s390/s390.md (movti, movdi_64, movdi_31,
445 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
446 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
448 (Integer->BLKmode splitter): Removed.
450 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
452 * config/alpha/alpha.c (alpha_set_memflags): Process memory
453 references in full insn sequence.
455 2008-12-09 Jason Merrill <jason@redhat.com>
457 * gimplify.c (gimplify_init_constructor): Revert to using < rather
458 than <= for sparseness test.
461 * gimplify.c (gimplify_init_constructor): Don't write out a static
462 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
465 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
468 Fix testsuite/gfortran.dg/graphite/id-3.f90.
469 * graphite.c (scopdet_basic_block_info): Fix bug that found some
470 regions more than once.
472 2008-12-09 Ben Elliston <bje@au.ibm.com>
474 * emutls.c (__emutls_get_address): Prototype.
475 (__emutls_register_common): Likewise.
477 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
479 2008-12-09 Ben Elliston <bje@au.ibm.com>
481 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
483 2008-12-08 Steve Ellcey <sje@cup.hp.com>
485 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
486 (nonlocal_goto_receiver): New instruction.
488 2008-12-08 Jakub Jelinek <jakub@redhat.com>
491 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
494 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
495 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
497 2008-12-08 Richard Henderson <rth@redhat.com>
500 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
501 (SET_TYPE_MODE): New.
502 * c-decl.c (parser_xref_tag): Use it.
503 (finish_enum): Likewise.
504 * tree.c (build_pointer_type_for_mode): Likewise.
505 (build_reference_type_for_mode, build_index_type): Likewise.
506 (build_range_type, make_vector_type): Likewise.
507 (build_common_tree_nodes_2): Likewise.
508 * stor-layout.c (compute_record_mode): Likewise.
509 (finalize_type_size, layout_type, make_fract_type): Likewise.
510 (make_accum_type, initialize_sizetypes): Likewise.
511 (vector_type_mode): New.
512 * function.c (allocate_struct_function): Call
513 invoke_set_current_function_hook before querying anything else.
515 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
517 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
519 * alias.c (find_base_term): Synch LO_SUM handling with what
520 find_base_value does.
522 2008-12-08 Andrew Haley <aph@redhat.com>
523 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
525 * gimple.h (gimple_build_try): Fix declaration.
527 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
528 * fixed-value.c (do_fixed_add): Likewise.
529 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
531 2008-12-08 Jakub Jelinek <jakub@redhat.com>
534 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
535 on parallel and task contexts.
537 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
539 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
541 2008-12-07 Richard Guenther <rguenther@suse.de>
543 PR tree-optimization/38405
544 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
545 not sign-extend truth values.
547 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
549 * tree-sra.c (scalarize_use): Create another temporary with the proper
550 type for signed types in the use_all && !is_output bitfield case.
552 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
554 PR rtl-optimization/36365
555 * df-core.c (df_worklist_dataflow_overeager): Remove.
556 (df_worklist_dataflow): Don't call it, use double-queue only.
557 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
559 2008-12-06 Jakub Jelinek <jakub@redhat.com>
562 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
563 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
565 2008-12-07 Ben Elliston <bje@au.ibm.com>
567 * gthr-single.h (__gthread_once): Adjust prototype to match all
568 other gthreads models.
570 2008-12-06 Jakub Jelinek <jakub@redhat.com>
572 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
573 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
576 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
577 operands to mult_type if it isn't narrower than op0's type.
579 2008-12-06 Jan Hubicka <jh@suse.cz>
580 Jakub Jelinek <jakub@redhat.com>
582 PR tree-optimization/38074
583 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
585 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
586 in both dirrection for first match heuristics.
587 (tree_bb_level_predictions): Disable noreturn heuristic when there
588 is no returning path.
590 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
592 PR rtl-optimization/38272
593 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
596 2008-12-05 Jakub Jelinek <jakub@redhat.com>
599 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
600 (pp_c_expression): Likewise.
602 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
605 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
607 2008-12-05 Jakub Jelinek <jakub@redhat.com>
610 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
611 arguments to HOST_WIDE_INT. If type has different signedness
612 than unsignedp or different precision from bitsize, create
613 the right type for BIT_FIELD_REF and cast to type.
614 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
617 2008-03-05 Richard Guenther <rguenther@suse.de>
619 * fold-const.c (fold_truthop): Remove code generating
620 BIT_FIELD_REFs of structure bases.
621 (fold_binary): Likewise.
622 (make_bit_field_ref): Remove.
623 (optimize_bit_field_compare): Remove.
624 (all_ones_mask_p): Remove.
626 2008-12-05 Jakub Jelinek <jakub@redhat.com>
628 * tree-sra.c (sra_explode_bitfield_assignment): Always
629 call unsigned_type_for, if the precision is higher than
630 needed, call build_nonstandard_integer_type.
633 * function.c (assign_parm_find_stack_rtl): If promoted_mode
634 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
638 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
639 only if internal_arg_pointer is a non-virtual pseudo.
641 2008-12-05 Joseph Myers <joseph@codesourcery.com>
643 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
644 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
645 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
647 2008-12-05 Jakub Jelinek <jakub@redhat.com>
649 PR tree-optimization/37716
650 * gimplify.c (gimplify_expr): Allow COND_EXPR if
651 gimplify_ctxp->allow_rhs_cond_expr.
653 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
655 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
656 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
658 (alpha_emit_conditional_branch): Do not generate direct branch
659 for UNORDERED comparisons.
661 2008-12-05 Andreas Schwab <schwab@suse.de>
663 * config/rs6000/linux-unwind.h (frob_update_context): Check for
666 2008-12-05 Jakub Jelinek <jakub@redhat.com>
669 * fold-const.c (fold_checksum_tree): Change buf type to union
672 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
675 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
677 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
679 2008-12-05 Ben Elliston <bje@au.ibm.com>
681 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
683 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
685 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
686 Gary Funck <gary@intrepid.com>
688 * cse.c (lookup_as_function): Delete mode frobbing code.
689 (equiv_constant): Re-implement it there for SUBREGs.
691 2008-12-04 Richard Guenther <rguenther@suse.de>
694 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
695 (tree-ssa-structalias.o): Remove errors.h dependency.
696 (tree-ssa-reassoc.o): Likewise.
697 * tree-ssa-reassoc.c: Do not include errors.h.
698 * tree-ssa-alias-warnings.c: Remove.
699 * tree-ssa-alias.c (compute_may_aliases): Remove call to
700 strict_aliasing_warning_backend.
701 * tree-ssa-structalias.c (emit_pointer_definition): New function.
702 (emit_alias_warning): Likewise.
703 (set_uids_in_ptset): Warn for clear cases of type-punning.
704 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
707 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
709 * cse.c (equiv_constant): Fix pasto.
711 2008-12-04 Nick Clifton <nickc@redhat.com>
713 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
714 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
715 formatting of quotes.
717 2008-12-04 Jakub Jelinek <jakub@redhat.com>
720 * fold-const.c (fold_checksum_tree): Allow modification of
723 2008-12-03 Jakub Jelinek <jakub@redhat.com>
726 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
727 have the right number of arguments.
729 2008-12-03 Richard Guenther <rguenther@suse.de>
732 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
735 2008-12-03 Tomas Bily <tbily@suse.cz>
738 * tree-loop-distribution.c (build_size_arg): New function.
739 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
740 Reorganized generating of stmts.
741 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
742 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
743 Indicate if analysis succeed.
744 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
745 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
746 Uses new definition of dr_analyze_innermost.
748 2008-12-03 Ben Elliston <bje@au.ibm.com>
750 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
752 2008-12-03 Jakub Jelinek <jakub@redhat.com>
754 PR tree-optimization/37716
755 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
756 all the needed operations as trees and gimplify_assign it to dst.
759 * configure.ac (gcc_cv_readelf): Look for readelf.
760 (gcc_cv_as_cfi_advance_working): Check for working
761 cfi advances with code alignment factor > 1.
762 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
764 * configure: Regenerated.
766 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
767 Jakub Jelinek <jakub@redhat.com>
768 Andrew Pinski <andrew_pinski@playstation.sony.com>
770 PR rtl-optimization/38281
771 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
772 set it to NULL_RTX afterwards.
774 * emit-rtl.c (set_insn_deleted): Fix formatting.
776 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
778 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
780 * config/mips/mips.md (IMOVE32): New mode iterator.
781 (movsi): Generalize with IMOVE32.
782 (*movsi_internal): Likewise.
783 (*mov<mode>_mips16): Likewise.
786 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
787 Maxim Kuvyrkov <maxim@codesourcery.com>
789 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
790 PC-relative addressing when compiling for uclinux PIC.
791 (__cmpdf_internal, __cmpsf_internal): Hide.
792 (__cmpdf, __cmpsf): Use PIC call sequence.
794 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
795 Jack Howarth <howarth@bromo.med.uc.edu>
797 * config/i386/t-darwin64: Add m32 multilib support.
799 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
801 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
803 2008-12-02 Jakub Jelinek <jakub@redhat.com>
806 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
807 before using it in POINTER_PLUS_EXPR.
809 2008-12-02 Richard Guenther <rguenther@suse.de>
811 PR tree-optimization/38359
812 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
815 2008-12-02 Martin Jambor <mjambor@suse.cz>
818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
820 (forward_propagate_addr_into_variable_array_index): Check that the
821 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
822 than the gimple code directly.
824 2008-12-02 Ben Elliston <bje@au.ibm.com>
826 * config/spu/float_disf.c (__floatdisf): Prototype.
827 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
828 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
829 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
831 2008-12-02 DJ Delorie <dj@redhat.com>
833 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
834 (DWARF_CIE_DATA_ALIGNMENT): Define.
836 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
837 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
838 (xstormy16_expand_prologue): Likewise.
839 (xstormy16_expand_builtin_va_start): Likewise.
840 (xstormy16_gimplify_va_arg_expr): Likewise.
842 2008-12-02 Jakub Jelinek <jakub@redhat.com>
845 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
846 potentially returned from folding memcpy.
847 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
848 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
850 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
853 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
854 decoration of function RTL names here on Ada language.
856 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
858 PR rtl-optimization/38280
859 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
860 ira_rebuild_regno_allocno_list): New functions.
861 (regno_allocnos): New static variable.
862 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
863 Call ira_rebuild_regno_allocno_list.
865 2008-12-01 David Daney <ddaney@caviumnetworks.com>
866 Adam Nemet <anemet@caviumnetworks.com>
868 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
869 LINUX_DRIVER_SELF_SPECS.
871 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
873 PR rtl-optimization/37514
874 * reload1.c (reload_as_needed): Invalidate reg_last_reload
877 2008-12-01 Jakub Jelinek <jakub@redhat.com>
880 * c-omp.c (c_finish_omp_for): Only transform pointer
881 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
883 PR rtl-optimization/38245
884 * tree-vrp.c (abs_extent_range): New function.
885 (extract_range_from_binary_expr): Compute range
886 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
887 or includes zero or if vr1 is VR_RANGE and op0 has some
890 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
893 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
894 case by calculating ~(new_reg & val) instead of (~new_reg & val).
895 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
896 to (not:I48MODE (and:I48MODE (...))).
897 (sync_old_nand<mode>): Ditto.
898 (sync_new_nand<mode>): Ditto.
900 2008-12-01 Nick Clifton <nickc@redhat.com>
902 * config/stormy16/stormy16.md (CARRY_REG): New constant.
903 Replace uses of the "y" register class with direct references to
904 the CARRY_REG register.
905 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
906 register with clobbers of the carry register.
907 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
908 (xstormy16_split_cbranch): Remove redundant carry parameter.
909 (xstormy16_expand_arith): Likewise.
910 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
911 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
912 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
913 (CARRY_REGNUM): Define.
914 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
916 (xstormy16_expand_arith): Likewise.
918 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
920 * config/score/score.h (IRA_COVER_CLASSES): Define.
922 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
925 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
926 (divsi3_sp32): Add new alternative with 'K' for operand #2.
927 (cmp_sdiv_cc_set): Factor common string.
928 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
930 (cmp_udiv_cc_set): Factor common string.
932 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
935 * varasm.c (emutls_finish): Fix common registration.
937 2008-11-29 Jakub Jelinek <jakub@redhat.com>
940 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
942 2008-11-29 David Edelsohn <edelsohn@gnu.org>
944 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
945 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
946 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
947 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
948 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
949 Ignore sub-word case for now.
950 (sync_nand<mode>_internal): Represent NAND in RTL.
951 (sync_old_nand<mode): Same.
952 (sync_old_name<mode>_internal): Same.
953 (sync_new_nand<mode>): Same.
954 (sync_new_nand<mode>_internal): Same.
955 (sync_boolcshort_internal): Expect NAND.
957 2008-11-28 Richard Guenther <rguenther@suse.de>
959 PR tree-optimization/37955
960 PR tree-optimization/37742
961 * tree-vect-transform.c (vectorizable_store): Remove assert for
963 (vectorizable_load): Likewise.
965 2008-11-27 Richard Guenther <rguenther@suse.de>
967 * tree-ssa-structalias.c (intra_create_variable_infos): Make
968 a constraint for the static chain parameter.
970 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
972 * config/bfin/bfin.opt (micplb): New option.
973 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
974 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
975 ENABLE_WA_INDIRECT_CALLS): New macros.
976 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
978 (indirect_call_p): New function.
979 (workaround_speculation): Handle anomaly 05-00-0426 when
980 ENABLE_WA_INDIRECT_CALLS is true.
981 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
982 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
983 * doc/invoke.texi (Blackfin Options): Document -micplb.
985 2008-11-26 DJ Delorie <dj@redhat.com>
987 * config/m32c/mov.md ("extendhipsi2"): New.
989 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
991 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
992 * config/m32c/mov.md (zero_extendqihi2): Likewise.
994 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
996 * config/mips/mips.md (clear_hazard): Rename to
997 clear_hazard_<mode>. Use mode-specific addition.
998 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
999 or gen_clear_hazard_di depending on the size of Pmode.
1001 2008-11-26 DJ Delorie <dj@redhat.com>
1003 * configure.ac: Test m32c-elf-gas for .loc.
1004 * configure: Likewise.
1006 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1009 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1012 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1014 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1015 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1016 (memory_barrier): Do not generate memory_barrier_nosse instruction
1018 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1020 2008-11-26 Fredrik Unger <fred@tree.se>
1022 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1023 function name from __floatundisf.
1024 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1027 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1028 Richard Guenther <rguenther@suse.de>
1030 PR tree-optimization/37869
1031 * tree-ssa-structalias.c (struct constraint_graph): Remove
1032 pt_used and number_incoming members.
1033 (build_pred_graph): Do not allocate them.
1034 (condense_visit): Do not use them.
1035 (label_visit): Likewise.
1036 (free_var_substitution_info): Do not free them.
1038 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1040 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1042 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1044 * ira-color.c (allocno_spill_priority): New function.
1045 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1046 Print more info about the spilled allocno.
1047 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1048 checks on bad spill.
1050 * ira-build.c (loop_node_to_be_removed_p): Remove.
1051 (loop_compare_func, mark_loops_for_removal): New functions.
1052 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1054 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1056 * ira.c (ira): Don't change flag_ira_algorithm.
1058 * params.def (ira-max-loops-num): Change the value.
1060 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1062 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1063 Disable unsupported alternative for ColdFire,
1064 add new alternative that ColdFire can handle.
1066 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1068 * regrename.c (merge_overlapping_regs): Add registers artificially
1069 defined at the top of the basic block to the set of live ones just
1070 before the first insn.
1072 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1073 Joey Ye <joey.ye@intel.com>
1076 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1077 false if we need to align the outgoing stack.
1078 (ix86_update_stack_boundary): Check parm_stack_boundary.
1080 2008-11-25 Richard Guenther <rguenther@suse.de>
1084 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1085 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1086 in favor of dereferenced_ptrs.
1087 (init_alias_info): Adjust.
1088 (delete_alias_info): Likewise.
1089 (compute_flow_insensitive_aliasing): Properly
1090 include all aliased variables.
1091 (update_alias_info_1): Use dereferenced_ptrs.
1092 (setup_pointers_and_addressables): Likewise.
1093 (get_smt_for): Honor ref-all pointers and pointers with known alias
1095 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1097 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1100 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1101 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1103 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1105 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1107 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1109 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1111 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1114 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1115 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1117 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1119 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1120 UNSPECV_CMPXCHG_[12].
1121 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1122 UNSPECV_CMPXCHG_[12].
1125 * config/i386/sync.md (memory_barrier): New expander.
1127 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1130 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1132 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1134 * pa.c (function_arg): Revert 2008-10-26 change.
1136 2008-11-23 Helge Deller <deller@gmx.de>
1138 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1139 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1140 succeeded and lws_ret is not equal to oldval.
1142 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1144 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1146 2008-11-22 Andreas Schwab <schwab@suse.de>
1148 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1151 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1153 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1154 Use constant 1 as the operand.
1155 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1156 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1157 gen_rdhwr_synci_step_di depending on the size of Pmode.
1159 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1162 * config/i386/i386.md (SWI248): New mode iterator.
1163 (SWI32): Remove mode iterator.
1164 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1165 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1166 iterator. Generate popcnt mnemonic without mode extensions
1167 for Darwin x86 targets.
1168 (*popcount<mode>2_cmp): Ditto.
1169 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1170 extensions for Darwin x86 targets.
1172 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1174 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1175 only if HAVE_AS_SPARC_UA_PCREL is defined.
1177 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1179 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1180 allocno_costs value of the classees with the lowest total_costs
1181 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1182 (setup_allocno_cover_class_and_costs): ...rather than here.
1183 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1186 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1189 * builtins.c (expand_builtin_apply_args): Emit sequence before
1190 parm_birth_insn instead of after entry_of_function's first insn.
1193 * function.c (assign_parm_remove_parallels): Pass
1194 data->passed_type as third argument to emit_group_store.
1197 * final.c (mark_symbol_refs_as_used): New function.
1198 * output.h (mark_symbol_refs_as_used): New prototype.
1199 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1200 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1201 * config/arm/arm.md (consttable_4): Likewise.
1204 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1206 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1209 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1210 propagate x = &a into *x = b if conversion from b to a's type is
1213 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1215 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1216 for the liveness computation of the new insn.
1218 2008-11-21 DJ Delorie <dj@redhat.com>
1220 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1221 Moves to/from below100 space (W) can only use r0-r7.
1223 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1226 * doc/invoke.texi (Optimization Options): Fix typo.
1228 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1229 Xuepeng Guo <xuepeng.guo@intel.com>
1231 * config.gcc (extra_headers): For x86 and x86-64, remove
1232 gmmintrin.h, add immintrin.h and avxintrin.h.
1234 * config/i386/gmmintrin.h: Renamed to ...
1235 * config/i386/avxintrin.h: This. Issue an error if
1236 _IMMINTRIN_H_INCLUDED is undedined.
1238 * config/i386/immintrin.h: New.
1240 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1243 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1244 mode of PLUS, not mode of the eliminated register.
1246 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1248 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1249 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1250 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1251 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1252 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1253 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1254 (*nand<mode>3): Rename to *andnot<mode>3.
1255 (*nandtf3): rename to *andnottf3.
1256 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1257 Use CODE_FOR_mmx_andnotv2si3.
1258 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1259 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1260 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1261 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1262 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1264 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1267 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1268 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1269 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1270 to (not:IMODE (and:IMODE (...))).
1271 (sync_old_nand<mode>): Ditto.
1272 (sync_new_nand<mode>): Ditto.
1274 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1276 * config/arm/thumb2.md (thumb2_casesi_internal,
1277 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1279 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1281 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1282 nand to the changed 4.4 semantic.
1284 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1287 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1288 (fold_builtin_memory_op): Handle even the case where just one
1289 of src and dest is an address of a var decl component, using
1290 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1291 and readonly_data_expr src check.
1292 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1295 PR rtl-optimization/36998
1296 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1297 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1298 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1299 stack_adjust_offset callers.
1300 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1302 (compute_barrier_args_size): Handle insns in annulled branches
1305 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1308 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1309 Handle cases when integer argument crosses argument register boundary.
1311 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1314 * config.gcc (i[34567]86-*-solaris2*): Don't include
1315 i386/t-crtstuff here.
1316 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1317 * config/i386/t-sol2: Move to libgcc/config/i386.
1319 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1322 * tlink.c: Include "libiberty.h".
1323 (initial_cwd): Change type into char *.
1324 (tlink_init): Call getpwd instead of getcwd.
1326 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1328 PR rtl-optimization/32283
1329 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1330 of the induction variable to decide whether it may wrap.
1331 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1332 initialization of the bound before the loop.
1333 * simplify-rtx.c (simplify_binary_operation_1): Add two
1334 simplifications regarding AND.
1335 (simplify_plus_minus): Only fail if no simplification is possible.
1336 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1338 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1341 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1342 checking until GIMPLE lowering.
1343 * gimple-low.c (check_call_args): New function.
1344 (lower_stmt) <case GIMPLE_CALL>: Call it.
1346 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1348 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1349 with the same type as the first operand of the AND expression.
1351 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1354 * ira-int.h (struct ira_loop_tree_node): New member
1355 entered_from_non_parent_p.
1357 * ira-color.c (print_loop_title): Print loop bbs.
1359 * ira-emit.c (entered_from_non_parent_p,
1360 setup_entered_from_non_parent_p): New functions.
1361 (not_modified_p): Rename to store_can_be_removed_p. Check there
1363 (generate_edge_moves): Use store_can_be_removed_p instead of
1365 (ira_emit): Call setup_entered_from_non_parent_p.
1367 * ira-build.c (copy_info_to_removed_store_destinations):
1368 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1369 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1370 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1371 update all accumulated attributes.
1373 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1376 * ira-int.h (ira_copy_allocno_live_range_list,
1377 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1378 ira_finish_allocno_live_range_list): New prototypes.
1379 (ira_allocno_live_ranges_intersect_p,
1380 ira_pseudo_live_ranges_intersect_p): Remove.
1382 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1383 ira_pseudo_live_ranges_intersect_p): Rename to
1384 allocnos_have_intersected_live_ranges_p and
1385 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1387 * ira-color.c: ... here
1388 (coalesced_allocno_conflict_p): Use
1389 allocnos_have_intersected_live_ranges_p.
1390 (coalesced_allocnos_living_at_program_points,
1391 coalesced_allocnos_live_at_points_p,
1392 set_coalesced_allocnos_live_points): Remove.
1393 (slot_coalesced_allocnos_live_ranges,
1394 slot_coalesced_allocno_live_ranges_intersect_p,
1395 setup_slot_coalesced_allocno_live_ranges): New.
1396 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1397 (ira_sort_regnos_for_alter_reg): Use
1398 allocnos_have_intersected_live_ranges_p.
1399 (ira_reuse_stack_slot): Use
1400 pseudos_have_intersected_live_ranges_p.
1402 * global.c (pseudo_for_reload_consideration_p): Check
1403 flag_ira_share_spill_slots too.
1405 * ira-build.c (copy_allocno_live_range_list): Rename to
1406 ira_copy_allocno_live_range_list. Make it external.
1407 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1409 (ira_allocno_live_ranges_intersect_p): New.
1410 (ira_finish_allocno_live_range_list): New.
1411 (finish_allocno): Use it.
1412 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1413 (copy_info_to_removed_store_destinations): Ditto. Use
1414 ira_copy_allocno_live_range_list.
1415 (ira_flattening): Use ira_merge_allocno_live_ranges.
1417 * ira.c (too_high_register_pressure_p): New function.
1418 (ira): Switch off sharing spill slots if the pressure is too high.
1420 2008-11-19 Richard Guenther <rguenther@suse.de>
1422 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1423 non-sizetype offsets if their precision matches that of the pointer.
1424 * expr.c (expand_expr_real_1): Always sign-extend the offset
1425 operand of a POINTER_PLUS_EXPR.
1427 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1429 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1430 (mips-sgi-irix[56]*): No need to use fixproto.
1432 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1433 Paul Brook <paul@codesourcery.com>
1435 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1438 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1440 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1442 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1445 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1446 (separate_decls_in_region): Create shared struct even when there
1447 are only reductions.
1449 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1451 * config/picochip/picochip.c (headers): Remove an unnecessary
1454 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1457 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1458 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1460 * config/m68k/m68k.md: Adjust all conditional branches that use the
1461 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1463 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1466 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1467 is a register or zero operand in the correct mode before generating
1468 mtch1 insn or a register operand in the correct mode before generating
1470 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1472 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1474 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1475 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1476 mipsisa*-*-elf*. Handle mipsisa64r2*.
1477 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1478 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1480 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1481 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1483 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1484 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1485 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1488 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1491 * config/i386/i386.md (allocate_stack_worker_32,
1492 allocate_stack_worker_64): Don't use match_dup between input and
1494 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1495 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1497 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1499 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1500 is forced when trying to do a symbol link for it.
1502 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1504 * expmed.c (extract_bit_field_1): Also use a temporary and
1505 convert_extracted_bit_field when the conversion from ext_mode to
1506 the target mode requires explicit truncation.
1508 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1510 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1512 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1513 registers when not optimizing.
1515 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1517 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1518 and its associated define_split. Expose the all-d alternative
1519 to the register allocator, but mark it with "?". Mark the first
1520 alternative with "*?*?".
1521 (*mul_sub_si): Likewise.
1522 (*mul_acc_si_r3900): New pattern.
1524 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1527 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1528 propagating x = &a into *x = b, add a cast if not useless
1529 type conversion or don't optimize if another stmt would be
1532 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1535 * optabs.c (expand_sync_operation): Properly handle NAND case
1536 by calculating ~(t1 & val) instead of (~t1 & val).
1537 * builtins.c (expand_builtin_sync_operation): Warn for changed
1538 semantics in NAND builtins.
1539 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1541 * doc/invoke.texi (Warning options): Add Wsync-nand.
1542 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1543 __sync_fetch_and_nand builtin operation in the example. Add a note
1544 about changed semantics in GCC 4.4.
1545 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1546 operation in the example. Add a note about changed semantics in
1549 2008-11-16 Jan Hubicka <jh@suse.cz>
1551 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1554 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1556 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1559 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1562 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1563 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1565 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1566 rather than call_really_used_regs when handling $gp.
1568 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1571 * config/mips/mips.c (machine_function): Update the comment
1572 above global_pointer.
1573 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1574 that a function doesn't need a global pointer.
1575 (mips_current_loadgp_style): Update accordingly.
1576 (mips_restore_gp): Likewise.
1577 (mips_output_cplocal): Likewise.
1578 (mips_expand_prologue): Likewise.
1580 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1582 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1583 parameter. Use DImode for computing the number of registers.
1584 (function_arg): Adjust for above change.
1585 (function_value): Likewise.
1587 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1589 PR tree-optimization/37950
1590 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1591 not computed for the current function.
1593 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1596 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1597 gpr and other COMPONENT_REFs.
1599 2008-11-15 Richard Guenther <rguenther@suse.de>
1601 PR tree-optimization/38051
1602 * tree-ssa-alias.c (update_alias_info_1): Manually find
1605 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1607 * doc/invoke.texi (-mfix-r10000): Document.
1608 * config/mips/mips.opt (mfix-r10000): New option.
1609 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1610 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1611 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1612 (MIPS_SYNC_OP): Likewise.
1613 (MIPS_SYNC_OP_12): Likewise.
1614 (MIPS_SYNC_OLD_OP_12): Likewise.
1615 (MIPS_SYNC_NEW_OP_12): Likewise.
1616 (MIPS_SYNC_OLD_OP): Likewise.
1617 (MIPS_SYNC_NAND): Likewise.
1618 (MIPS_SYNC_OLD_NAND): Likewise.
1619 (MIPS_SYNC_EXCHANGE): Likewise.
1620 (MIPS_SYNC_EXCHANGE_12): Likewise.
1621 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1623 (MIPS_SYNC_NEW_NAND): Likewise.
1624 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1625 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1626 (mips_output_sync_loop): New function.
1627 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1628 Make -mfix-r10000 require branch-likely instructions.
1629 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1630 mips_output_sync_loop.
1631 (compare_and_swap_12): Likewise.
1632 (sync_add<mode>): Likewise.
1633 (sync_<optab>_12): Likewise.
1634 (sync_old_<optab>_12): Likewise.
1635 (sync_new_<optab>_12): Likewise.
1636 (sync_nand_12): Likewise.
1637 (sync_old_nand_12): Likewise.
1638 (sync_new_nand_12): Likewise.
1639 (sync_sub<mode>): Likewise.
1640 (sync_old_add<mode>): Likewise.
1641 (sync_old_sub<mode>): Likewise.
1642 (sync_new_add<mode>): Likewise.
1643 (sync_new_sub<mode>): Likewise.
1644 (sync_<optab><mode>): Likewise.
1645 (sync_old_<optab><mode>): Likewise.
1646 (sync_new_<optab><mode>): Likewise.
1647 (sync_nand<mode>): Likewise.
1648 (sync_old_nand<mode>): Likewise.
1649 (sync_new_nand<mode>): Likewise.
1650 (sync_lock_test_and_set<mode>): Likewise.
1651 (test_and_set_12): Likewise.
1653 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1655 * gcc.c (cc1_options): Fix comment.
1657 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1660 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1661 argtype instead of result_type.
1663 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1665 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1666 subloop_next/next and subloops/childen fields.
1668 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1670 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1671 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1672 (LOCAL_INCLUDE_DIR): Undefine.
1673 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1675 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1677 PR rtl-optimization/37397
1678 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1679 (ALLOCNO_BAD_SPILL_P): New macro.
1681 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1683 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1684 (create_cap_allocno, propagate_allocno_info,
1685 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1686 (update_bad_spill_attribute): New function.
1687 (ira_build): Call it.
1689 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1691 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1693 PR tree-optimization/38104
1694 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1695 before calling mark_symbols_for_renaming, not after it.
1697 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1699 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1700 (OVERRIDE_OPTIONS): Likewise.
1702 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1703 Andrew Stubbs <ams@codesourcery.com>
1704 Gunnar Von Boehn <gunnar@genesi-usa.com>
1707 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1708 the shorter LEA insn over ADD.L where possible.
1710 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1712 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1713 systems, which are assumend to always provide SSP-support in glibc.
1714 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1716 * configure: Regenerate.
1718 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1721 * function.c (gimplify_parameters): For callee copies parameters,
1722 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1724 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1727 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1728 x86 parts into the `i[34567]86-*-linux*' and parts that are
1729 independent of the processor architecture into the `*-*-linux*' cases.
1730 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1731 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1732 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1733 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1734 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1735 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1736 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1738 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1740 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1741 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1742 (ls2_idiv): Likewise idiv3.
1743 (ls2_prefetch): New reservation.
1744 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1745 * config/mips/mips.md (type): Add imul3nc and idiv3.
1746 (length): Handle idiv3.
1747 (any_mod): New code_iterator.
1748 (u): Handle MOD and UMOD.
1749 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1750 (prefetch): Handle TARGET_LOONGSON_2EF.
1752 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1755 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1756 (prune_unused_types_walk): Call it for non-perennial local classes.
1757 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1758 entry, just set it to 2 and recurse on children, don't walk attributes
1761 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1763 * c-common.c (warn_about_parentheses): Add missing whitespace
1766 2008-11-13 Paul Brook <paul@codesourcery.com>
1768 * doc/invoke.texi: Document --fix-cortex-m3.
1769 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1770 Cortex-M3 cpu is selected.
1771 (output_move_double): Avoid overlapping base register and first
1772 destination register when fix_cm3_ldrd.
1773 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1775 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1778 * gimple.h (gimple_range_check_failed): Remove prototype.
1779 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1781 (gimple_range_check_failed): Removed.
1783 2008-11-13 Andrew Haley <aph@redhat.com>
1786 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1789 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1793 2007-05-07 Mike Stump <mrs@apple.com>
1794 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1795 also checks for and while statements in C++.
1797 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1800 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1801 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1802 - which clones are reachable - as "abstract and needed".
1803 * cgraph.c (cgraph_release_function_body): If a node is
1804 "abstract and needed", do not release its DECL_INITIAL() content
1805 that will be needed to emit debug info.
1807 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1810 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1811 to set HAVE_GETIPINFO.
1812 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1813 * configure: Regenerate.
1814 * config.in: Regenerate.
1816 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1819 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1821 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1824 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1825 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1827 2008-11-12 Jason Merrill <jason@redhat.com>
1830 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1833 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1835 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1836 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1838 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1839 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1841 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1843 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1844 packed-stack special handling.
1845 (FRAME_ADDR_RTX): Add definition.
1847 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1850 * fold-const.c (native_encode_string): New function.
1851 (native_encode_expr): Use it for STRING_CST.
1853 2008-11-12 DJ Delorie <dj@redhat.com>
1855 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1856 insns if the intermediate value will be used later.
1858 2008-11-12 Andreas Schwab <schwab@suse.de>
1860 * config/m68k/m68k.c (print_operand): Mask off extra extension
1861 bits when writing out the representation of real values.
1863 2008-11-12 Ira Rosen <irar@il.ibm.com>
1865 PR tree-optimization/38079
1866 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1869 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1872 * c-pretty-print.c (pp_c_complex_expr): New function.
1873 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1876 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1877 than INNER and INNER is a constant, forcibly align INNER as much
1880 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1882 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1884 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1886 PR rtl-optimization/37363
1887 * simplify-rtx.c (simplify_plus_minus): Don't create
1888 (const (minus ...)) expresisons.
1890 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1892 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1895 2008-11-10 Catherine Moore <clm@codesourcery.com>
1897 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1899 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1900 (BASE_DRIVER_SELF_SPECS): Remove.
1901 (DRIVER_SELF_SPECS): New definition.
1902 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1903 BASE_DRIVER_SELF_SPECS.
1904 * config/mips/sde.h: Likewise.
1905 * config/mips/iris6.h: Likewise.
1906 * config/mips/vr.h: Likewise.
1907 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1909 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1911 PR rtl-optimizations/37948
1912 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1913 (ira_create_copy, ira_add_allocno_copy): New parameter.
1915 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1916 to ira_add_allocno_copy.
1917 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1918 parameter to process_regs_for_copy.
1919 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1920 Fix typo in passing second allocno to ira_add_allocno_copy.
1922 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1923 coalesced allocnos list.
1924 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1926 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1927 (add_ira_allocno_to_ordered_bucket): Rename to
1928 add_allocno_to_ordered_bucket.
1929 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1930 head of coalesced allocnos list.
1931 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1932 Check that it is aready calculated.
1933 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1934 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1936 (coalesce_allocnos): Do extended coalescing too.
1938 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1939 parameter to ira_add_allocno_copy.
1941 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1943 (print_copy): Print copy origination too.
1945 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1948 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1950 PR rtl-optimization/37514
1951 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1952 flag_ira_share_spill_slots to 2 if it's already non-zero.
1953 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1954 flag_ira_share_spill_slots is 2.
1956 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1958 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1959 (prologue_enter_32): Set FB to SP - 4.
1961 2008-11-10 DJ Delorie <dj@redhat.com>
1963 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1964 constraint for single-bit-clear in lower byte of HI constant, vs
1965 Imb which just ignores the upper byte.
1966 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1967 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1968 (iorhi3_16): Check for single bit set, not single bit clear.
1970 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1972 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1974 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1976 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1978 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1979 values living in memory and use more precise alignment information.
1981 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1984 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1985 after __mf_check call if the call must end a bb.
1987 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1991 * combine.c (force_to_mode): Do not process vector types.
1993 * rtlanal.c (nonzero_bits1): Do not process vector types.
1994 (num_sign_bit_copies1): Likewise.
1996 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1998 * config/i386/gnu.h: Add copyright and licensing header.
1999 * config/gnu.h: Likewise.
2001 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2003 * fwprop.c (fwprop_done): Call df_remove_problem.
2005 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2008 * tree-scalar-evolution.c (instantiate_scev_1): Return
2009 chrec_dont_know for VL_EXP_CLASS_P.
2011 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2013 * reg-stack.c (reg_to_stack): Add missing braces in memset
2016 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2018 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2019 (NO_PROFILE_COUNTERS): New define.
2021 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2024 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2026 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2029 * config/sparc/constraints.md (D): New.
2030 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2031 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2033 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2034 Use the 'D' constraint in addition to 'F' in some alternatives.
2035 (DF splitter): Generalize for V64mode.
2036 * doc/md.texi (SPARC): Document the 'D' constraint.
2038 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2040 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2042 2008-11-06 Ben Elliston <bje@au.ibm.com>
2044 * gcc.c: Remove ancient comment about a bug in Sun cc.
2046 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2048 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2050 2008-11-06 Ben Elliston <bje@au.ibm.com>
2052 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2054 2008-11-06 Ben Elliston <bje@au.ibm.com>
2056 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2059 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2062 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2065 2008-11-05 Martin Jambor <mjambor@suse.cz>
2068 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2069 pointer arithmetics into array_ref if the array is accessed
2070 through an indirect_ref.
2072 2008-11-05 Richard Guenther <rguenther@suse.de>
2075 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2076 qualified pointer conversion before stripping qualifiers.
2077 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2078 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2079 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2082 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2083 properly canonicalize binary ops.
2084 (forward_propagate_addr_expr_1): Use
2085 may_propagate_address_into_dereference.
2087 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2090 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2091 Initialize uninitialized input registers with a NaN.
2093 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2097 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2099 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2103 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2104 exits and conditions.
2105 * testsuite/gcc.dg/graphite/pr37943.c: New.
2107 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2108 Andrew Pinski <andrew_pinski@playstation.sony.com>
2111 * c-common.c (warn_for_sign_compare): For complex result_type
2112 use component's type.
2114 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2116 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2118 * print-tree.c (print_node): Don't print DECL_INITIAL
2122 * c-common.c (parse_optimize_options): Save and restore
2123 flag_strict_aliasing around decode_options call.
2125 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2127 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2128 (host_detect_local_cpu): Use it instead of casted strings to
2129 compare vendor signatures.
2131 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2134 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2135 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2137 2008-11-03 Catherine Moore <clm@codesourcery.com>
2139 * config/mips.c (mips_conditional_register_usage): Handle the
2140 DSP control register.
2141 * doc/extend.texi: Document the DSP control register.
2143 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2144 Jakub Jelinek <jakub@redhat.com>
2146 * omp-low.c (expand_omp_for_generic): If iter_type has different
2147 precision than type and type is a pointer type, cast n1 and n2
2148 first to an integer type with the same precision as pointers
2149 and only afterwards to iter_type.
2151 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2153 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2154 (UNSPEC_GOTSYM_OFF): New unspec.
2155 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2156 (pic_add_dot_plus_eight): Likewise.
2157 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2158 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2159 UNSPEC_PIC_BASE operands.
2160 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2161 (arm_output_addr_const_extra): Handle it.
2163 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2165 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2166 integer class to full integer class if the offset is not word-aligned.
2168 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2171 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2173 (doloop_optimize): Update call to doloop_modify.
2175 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2177 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2179 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2182 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2183 gcc_cv_as_cfi_directive.
2184 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2185 merging read-only and read-write sections or assembler emits
2186 read-write .eh_frame sections.
2187 * configure: Regenerate.
2189 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2192 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2194 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2196 (rs6000_emit_prologue): Invert logic.
2197 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2198 (reg:P 11) instead of match_operand.
2199 (*save_fpregs_<mode>): Likewise.
2200 (*restore_gpregs_<mode>): Likewise.
2201 (*return_and_restore_gpregs_<mode>): Likewise.
2202 (*return_and_restore_fpregs_<mode>): Likewise.
2203 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2204 (reg:P 11) insted of match_operand.
2205 (*restore_gpregs_spe): Likewise.
2206 (*return_and_restore_gpregs_spe): Likewise.
2208 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2210 PR tree-optimization/37684
2211 * gcc.dg/graphite/pr37684.c: New.
2212 * graphite.c (exclude_component_ref): New.
2213 (is_simple_operand): Call exclude_component_ref.
2215 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2217 PR tree-optimization/36908
2218 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2219 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2220 (number_of_rw_in_partition): New.
2221 (partition_contains_all_rw): New.
2222 (ldist_gen): Do not distribute when one of the partitions
2223 contains all the memory operations.
2225 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2227 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2228 EDGE_IRREDUCIBLE_LOOP.
2230 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2232 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2233 where we have one entry point in the loop which isn't the head.
2235 2008-11-03 Richard Guenther <rguenther@suse.de>
2238 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2240 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2243 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2244 for ipa and simple ipa passes.
2246 2008-11-02 Richard Guenther <rguenther@suse.de>
2248 PR tree-optimization/37542
2249 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2250 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2251 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2252 (vn_nary_op_insert_stmt): Likewise.
2253 (visit_use): Likewise.
2255 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2257 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2259 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2260 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2261 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2262 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2263 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2264 peephole2's): Replace unspec with rotate.
2265 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2267 2008-11-02 Richard Guenther <rguenther@suse.de>
2269 PR tree-optimization/37991
2270 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2271 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2272 (set_ssa_val_to): Print if the value changed.
2273 (simplify_binary_expression): Strip useless conversions.
2275 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2278 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2281 2008-11-01 Richard Guenther <rguenther@suse.de>
2284 * builtins.c (fold_builtin_strspn): Return a size_t.
2285 (fold_builtin_strcspn): Likewise.
2287 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2289 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2290 attribute for struct return convention.
2292 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2294 * config/rs6000/crtsavres.asm: Really, really delete.
2296 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2298 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2300 (rs6000_emit_prologue): Invert logic.
2301 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2302 (reg:P 11) instead of match_operand.
2303 (*save_fpregs_<mode>): Likewise.
2304 (*restore_gpregs_<mode>): Likewise.
2305 (*return_and_restore_gpregs_<mode>): Likewise.
2306 (*return_and_restore_fpregs_<mode>): Likewise.
2307 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2308 (reg:P 11) insted of match_operand.
2309 (*restore_gpregs_spe): Likewise.
2310 (*return_and_restore_gpregs_spe): Likewise.
2312 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2314 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2315 list of word switches that take args.
2317 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2319 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2320 (s390_output_pool_entry): Call it through for_each_rtx.
2323 * expr.c (store_constructor): For vectors, if target is a MEM, use
2324 target's MEM_ALIAS_SET instead of elttype alias set.
2326 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2329 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2332 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2335 * config/rs6000/predicates.md (word_offset_memref_operand):
2336 Restructure code and look inside auto-inc/dec addresses.
2338 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2341 * libgcov.c ( __gcov_indirect_call_profiler): Check
2342 TARGET_VTABLE_USES_DESCRIPTORS.
2344 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2346 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2347 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2348 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2349 offset if eliminating soft frame pointer.
2350 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2351 (stack_protect_test_si): Add initial machine description
2352 for Stack Smashing Protector
2354 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2357 * c-common.c (min_precision): Move to...
2358 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2359 * tree.h (tree_int_cst_min_precision): Declare.
2360 * c-common.h (min_precision): Delete declaration.
2361 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2362 multiplication of non-negative integer constants.
2363 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2364 tree_int_cst_min_precision.
2365 (finish_enum): Likewise.
2367 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2370 * convert.c (convert_to_real): Do not optimize conversions of
2371 binary arithmetic operations between binary and decimal
2372 floating-point types. Consider mode of target type in determining
2373 decimal type for arithmetic. Unless
2374 flag_unsafe_math_optimizations, do not optimize binary conversions
2375 where this may change rounding behavior.
2376 * real.c (real_can_shorten_arithmetic): New.
2377 * real.h (real_can_shorten_arithmetic): Declare.
2379 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2381 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2382 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2383 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2385 (must_save_p): For some workarounds, interrupts need to clobber a
2387 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2388 and LC1 for WA_05000257.
2389 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2390 WA_05000283 and WA_05000315.
2391 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2392 (movbi): Add alternative to set CC to 1; improve code for setting
2394 (dummy_load): New pattern.
2396 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2399 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2400 BLKmode for non-memory, convert using a wider MODE_INT mode
2404 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2405 that haven't been removed yet.
2407 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2409 * config/bfin/bfin.c (struct machine_function): New member
2410 has_loopreg_clobber.
2411 (bfin_expand_movmem): Set it when generating memcpy insns.
2412 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2413 expand_epilogue_reg_restore): If we have hardware loops,
2414 memcpy insns (indicated by has_loopreg_clobber) or function
2415 calls, we need to save the loop registers.
2417 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2419 * config/i386/i386.c (core2_cost): Fix typos in comments.
2421 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2424 * combine.c (make_compound_operation): Don't call make_extraction with
2425 non-positive length.
2426 (simplify_shift_const_1): Canonicalize count even if complement_p.
2428 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2430 * convert.c (strip_float_extensions): Do not remove or introduce
2431 conversions between binary and decimal floating-point types.
2433 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2436 * fold-const.c (distribute_bit_expr): Convert common, left and
2437 right arguments to type.
2439 2008-10-28 Nick Clifton <nickc@redhat.com>
2441 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2442 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2443 call_really_used_regs array rather than the call_used_regs array.
2444 (mn10300_get_live_callee_saved_regs, expand_prologue,
2445 expand_epilogue, output_tst): Likewise.
2447 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2450 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2451 (df_get_entry_block_def_set): Neither here.
2452 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2454 PR tree-optimization/37879
2455 * predict.c (tree_estimate_probability): Check if last_stmt is
2456 non-NULL before dereferencing it.
2458 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2460 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2461 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2462 (ira_fast_allocation): Remove the prototype.
2464 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2465 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2466 (color_pass): Modify the updated costs.
2467 (ira_color): Rename to color. Make it static.
2468 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2469 (ira_color): New function.
2471 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2474 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2476 (set_allocno_live, clear_allocno_live, mark_ref_live,
2477 mark_ref_dead): Invalidate corresponding element of
2478 allocno_saved_at_call.
2479 (process_bb_node_lives): Increment last_call_num. Setup
2480 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2481 allocno was already saved.
2482 (ira_create_allocno_live_ranges): Initiate last_call_num and
2483 allocno_saved_at_call.
2485 * ira-build.c (ira_create_allocno): Initiate
2486 ALLOCNO_UPDATED_COVER_CLASS_COST.
2487 (create_cap_allocno, propagate_allocno_info,
2488 remove_unnecessary_allocnos): Remove setting updated costs.
2489 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2491 * ira.c (ira): Don't call ira_fast_allocation.
2493 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2496 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2499 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2501 * ira-int.h (ira_hard_regno_cover_class): New.
2503 * ira-lives.c (mark_reg_live, mark_reg_dead,
2504 process_bb_node_lives): Use ira_hard_regno_cover_class.
2506 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2507 (setup_hard_regno_cover_class): New function.
2508 (ira_init): Call setup_hard_regno_cover_class.
2510 * ira-costs.c (cost_class_nums): Add comment.
2511 (find_allocno_class_costs): Initiate cost_class_nums.
2512 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2514 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2517 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2518 Rename to copy_info_to_removed_store_destinations. Propagate
2519 conflict hard regs and register stack attribute.
2521 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2524 * pa.c (function_arg_padding): Pad complex and vector types
2525 upward in 64-bit runtime.
2526 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2528 2008-10-26 Matthias Klose <doko@ubuntu.com>
2530 * doc/install.texi: Document requirements on antlr.
2532 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2534 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2537 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2540 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2541 is defined, use it to modify the constant offset.
2543 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2545 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2546 and short arguments to the correct location as mandated by the ABI.
2548 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2550 PR rtl-optimization/37769
2551 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2553 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2555 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2556 unwind-dw2-Os-4-200.o.
2558 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2560 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2561 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2563 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2565 PR tree-optimization/36038
2566 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2567 add sizetype IV with initial value zero instead of pointer type.
2569 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2572 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2573 around bit operation.
2574 * profile.c (is_edge_inconsistent): Likewise.
2575 * fold-const.c (truth_value_p): Move from here...
2576 * tree.h (truth_value_p): ... to here.
2577 * c-tree.h (c_expr): Update description of original_code.
2578 * c-typeck.c (parser_build_unary_op): Set original_code.
2579 (parser_build_binary_op): Update call to warn_about_parentheses.
2580 * c-common.c (warn_about_parentheses): Take two additional
2581 arguments of the operands. Use a switch. Quote operators
2582 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2583 Add warning about !x | y and !x & y.
2584 * c-common.h (warn_about_parentheses): Update declaration.
2586 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2588 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2589 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2590 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2592 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2593 (check-%): For test targets listed in lang_checks_parallelized
2594 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2595 run the testing in multiple make goals, possibly parallel, and
2596 afterwards run dg-extract-results.sh to merge the sum and log files.
2598 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2600 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2601 (mips_move_to_gpr_cost): Likewise.
2602 (mips_move_from_gpr_cost): Likewise.
2603 (mips_register_move_cost): Make more fine-grained.
2605 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2607 * graphite.c (graphite_apply_transformations): Check for
2608 -fgraphite-identity.
2609 * toplev.c (process_options): Add graphite_identity.
2610 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2612 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2614 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2615 mulhisihl and mulhisihh builtins.
2617 From Jie Zhang <jie.zhang@analog.com>
2618 * config/bfin/bfin.md (composev2hi): Put operands into vector
2621 2008-10-22 Chao-ying Fu <fu@mips.com>
2623 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2625 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2627 From Mike Frysinger <michael.frysinger@analog.com>
2628 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2629 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2630 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2631 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2632 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2633 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2634 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2635 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2636 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2637 __ADSPBF51x__ for all of them.
2638 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2639 -mcpu bf512, bf514, bf516, and bf518.
2640 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2641 bf512-none, bf514-none, bf516-none, and bf518-none.
2642 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2643 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2644 * doc/invoke.texi (Blackfin Options): Document that
2645 -mcpu now accepts bf512, bf514, bf516, and bf518.
2647 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2650 * fold-const.c (build_range_type): For 1 .. signed_max
2651 range call build_nonstandard_inter_type if signed_type_for
2652 returned a type with bigger precision.
2654 2008-10-22 Richard Guenther <rguenther@suse.de>
2656 * tree.def (COMPLEX_TYPE): Constrain element type.
2657 * tree.c (build_complex_type): Assert that.
2658 * tree-ssa-structalias.c (could_have_pointers): Complex types
2659 cannot have pointers.
2661 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2664 * c-typeck.c (convert_for_assignment): Do not give declaration's
2665 location for builtins. Spell out which type was expected and which
2668 2008-10-22 Nick Clifton <nickc@redhat.com>
2670 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2671 the fdpic register to be a target when running in fdpic mode.
2673 2008-10-22 Rafael Espindola <espindola@google.com>
2675 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2676 newly created statements.
2678 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2681 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2682 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2683 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2685 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2688 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2689 Adjust -mcmodel=medium description for 2005-07-31 changes.
2691 2008-10-22 Jan Hubicka <jh@suse.cz>
2692 Jakub Jelinek <jakub@redhat.com>
2695 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2697 2008-10-21 Richard Henderson <rth@redhat.com>
2700 * emit-rtl.c (get_spill_slot_decl): Export.
2701 * emit-rtl.h (get_spill_slot_decl): Declare.
2702 * var-tracking.c (vt_add_function_parameters): Relax assertion
2703 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2705 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2707 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2708 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2711 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2714 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2715 processed by get_maxval_strlen.
2717 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2720 * tree.c (get_file_function_name): Copy first_global_object_name.
2721 Centralize call to clean_symbol_name.
2723 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2725 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2726 * config/svr4.h (SVR4_ASM_SPEC): New.
2727 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2728 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2730 * doc/invoke.texi (Option Summary): Add -T to linker options.
2731 (Link Options): Document -T.
2733 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2735 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2738 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2741 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2743 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2745 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2748 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2750 * doc/install.texi: Fix typos in previous patch.
2752 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2754 * doc/install.texi: Document in-tree building of gcc and mpfr.
2756 2008-10-19 Richard Guenther <rguenther@suse.de>
2758 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2760 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2763 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2764 (build_enumerator): Convert enumerators that fit in integer to
2767 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2769 * config/i386/i386.md (unnamed peephole2): Do not force memory
2770 operands of arith or logical instructions into registers for
2771 non-TARGET_READ_MODIFY targets.
2773 (ffs_cmove): Change operand 0 predicate to register_operand.
2774 Change operand 1 predicate to nonimmediate_operand.
2776 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2778 2008-10-18 Richard Guenther <rguenther@suse.de>
2780 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2781 VIEW_CONVERT_EXPR case against invalid gimple.
2783 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2785 * c-parser.c (c_parser_binary_expression): Silence the
2786 uninitialized variable warning emitted for binary_loc.
2788 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2790 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2793 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2796 * c-typeck.c (build_unary_op): Use omit_one_operand for
2797 IMAGPART_EXPR of real argument.
2799 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2801 PR tree-optimization/37664
2802 * fold-const.c (fold_binary): When optimizing comparison with
2803 highest or lowest type's value, don't consider TREE_OVERFLOW.
2805 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2808 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2809 * coverage.c: Include tm_p.h.
2810 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2811 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2812 dollar signs from PREFIX.
2813 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2814 instead of manual strip_name_encoding.
2816 2008-10-16 Richard Guenther <rguenther@suse.de>
2819 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2820 volatile qualified functions or methods as relevant.
2822 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2824 PR tree-optimization/37525
2825 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2826 sizetype unsigned constants, both in the case of C and bounds.
2828 2008-10-15 Jan Hubicka <jh@suse.cz>
2830 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2832 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2835 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2836 HARD_REGNO_CALL_PART_CLOBBERED.
2838 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2841 * ira-lives.c (mark_early_clobbers): Remove.
2842 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2843 check_and_make_def_conflicts,
2844 make_early_clobber_and_input_conflicts,
2845 mark_hard_reg_early_clobbers): New functions.
2846 (process_bb_node_lives): Call
2847 make_early_clobber_and_input_conflicts and
2848 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2850 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2851 early clobbers of pseudo-registers.
2853 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2856 * ira-build.c (ira_flattening): Recalculate
2857 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2858 from the scratch instead of the propagation.
2860 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2862 * doc/rtl.texi (const_double): Remove the "addr" operand.
2863 Describe CONST_DOUBLE_* macros under const_double rather
2865 (const_fixed): Fix the operand description.
2866 (const): Add an @findex directive.
2867 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2868 after the constant rtl table.
2869 (fix): Combine floating-point and fixed-point descriptions.
2871 * sched-deps.c (sched_analyze_2): Remove reference to
2874 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2876 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2878 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2879 for UNSPEC_GOTSYM_OFFs.
2880 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2881 (add_GOT_to_pic_reg): Use it.
2882 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2884 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2885 Harsha Jagasia <harsha.jagasia@amd.com>
2887 PR tree-optimization/37485
2888 * graphite.c (gmp_cst_to_tree): Moved.
2889 (iv_stack_entry_is_constant): New.
2890 (iv_stack_entry_is_iv): New.
2891 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2892 (loop_iv_stack_insert_constant): New.
2893 (loop_iv_stack_pop): Use new datatpype.
2894 (loop_iv_stack_get_iv): Same.
2895 (loop_iv_stack_get_iv_from_name): Same.
2896 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2897 (loop_iv_stack_patch_for_consts): New.
2898 (loop_iv_stack_remove_constants): New.
2899 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2900 (translate_clast): Call loop_iv_stack_patch_for_consts and
2901 loop_iv_stack_remove_constants.
2902 (gloog): Use new datatype. Redirect construction edge to end
2903 block to avoid accidental deletion.
2904 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2906 (union iv_stack_entry_data): New. Data in iv stack entry.
2907 (struct iv_stack_entry): New. Datatype for iv stack entries.
2909 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2911 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2912 * graphite.c (free_scop): Same.
2913 (build_scops): Same.
2914 (free_scattering): New.
2915 (build_cloog_prog): Call free_scattering.
2916 (patch_phis_for_virtual_defs): Fix memleak.
2917 (graphite_trans_bb_strip_mine): Same.
2918 (limit_scops): Same.
2920 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2921 Harsha Jagasia <harsha.jagasia@amd.com>
2923 PR tree-optimization/37828
2924 * graphite.c (graphite_trans_loop_block): Do not loop block
2925 single nested loops.
2927 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2929 PR tree-optimization/37686
2930 * tree-loop-linear.c (linear_transform_loops): Build a
2931 loop nest vector. Pass it to lambda_compute_access_matrices.
2932 * tree-data-ref.h (struct access_matrix): Store the loop nest
2933 relative to which it encodes the information.
2934 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2935 (am_vector_index_for_loop): Reimplemented: iterate over the
2936 loop nest for finding the loop index in the access matrix.
2937 (lambda_compute_access_matrices): Update declaration.
2938 * lambda-code.c (build_access_matrix): Pass the loop nest and
2940 (lambda_compute_access_matrices): Same.
2942 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2944 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2945 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2946 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2947 already implies hard float. Also fix several insn condition
2948 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2950 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2953 Based on patches by Laurent Vivier.
2954 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2955 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2956 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2957 dollar sign to underscore.
2958 (ASM_OUTPUT_EXTERNAL): Same.
2959 (ASM_OUTPUT_LABELREF): New.
2960 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2962 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2963 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2964 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2965 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2967 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2969 PR tree-optimization/36881
2970 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2971 that each value doesn't need runtime relocations, for !flag_pic
2972 check that each value is just a valid initializer constant.
2974 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2976 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2977 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2978 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2979 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2981 (REG_CLASS_NAMES): Update accordingly.
2982 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2983 rather than an unpredictable descriptive string.
2984 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2985 (mips_register_move_cost): Check for specific COP*_REGS classes,
2986 instead of ALL_COP_AND_GR_REGS.
2987 (mips_ira_cover_classes): New function.
2988 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2989 (TARGET_IRA_COVER_CLASSES): Define.
2991 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2994 * tree.c (build_type_attribute_qual_variant): Hash on the
2995 unqualified type, and don't overwrite an existing
2996 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2997 allow distinguishing between wchar_t and its underlying type. This
2998 also means that we'll retain a little more typedef information.
3000 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3001 Dmitry Melnik <dm@ispras.ru>
3002 Dmitry Zhurikhin <zhur@ispras.ru>
3003 Alexander Monakov <amonakov@ispras.ru>
3004 Maxim Kuvyrkov <maxim@codesourcery.com>
3006 * target.h (struct gcc_target): Update prototypes of needs_block_p
3008 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3009 * sel-sched.c (create_speculation_check): Likewise.
3010 * doc/tm.texi: Provide documentation for new target hooks.
3012 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3013 (ia64_gen_spec_insn): Removed.
3014 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3015 ia64_gen_spec_check): New static functions.
3016 (ia64_alloc_sched_context, ia64_init_sched_context,
3017 ia64_set_sched_context, ia64_clear_sched_context,
3018 ia64_free_sched_context, ia64_get_insn_spec_ds,
3019 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3020 (ia64_needs_block_p): Change prototype.
3021 (ia64_gen_check): Rename to ia64_gen_spec_check.
3022 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3023 into declaration, add special memory dependencies handling.
3024 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3025 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3026 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3027 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3028 Define new target hooks.
3029 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3030 (ia64_optimization_options): Turn on selective scheduling with -O3,
3031 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3032 default with selective scheduling.
3033 (ia64_override_options): Initialize align_loops and align_functions
3034 to 32 and 64, respectively. Set global selective scheduling flags
3035 according to target-dependent flags.
3036 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3037 (group_barrier_needed): Use new mstop-bit-before-check flag.
3039 (dfa_state_size): Make global.
3040 (spec_check_no, max_uid): Remove.
3041 (mem_ops_in_group, current_cycle): New variables.
3042 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3043 Initialize new variables.
3044 (is_load_p, record_memory_reference): New functions.
3045 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3047 (ia64_variable_issue): Change use of current_sched_info to
3048 sched_deps_info. Update comment. Note if a load or a store is issued.
3049 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3050 advance if maximal number of loads or stores was issued on current
3052 (scheduled_good_insn): New static helper function.
3053 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3054 a group barrier is needed. Fix vertical spacing. Guard the code
3055 doing state transition with last_scheduled_insn check.
3056 Mark that a stop bit should be before current insn if there was a
3057 cycle advance. Update current_cycle and mem_ops_in_group.
3058 (ia64_h_i_d_extended): Change use of current_sched_info to
3059 sched_deps_info. Reallocate stops_p by larger chunks.
3060 (struct _ia64_sched_context): New structure.
3061 (ia64_sched_context_t): New typedef.
3062 (ia64_alloc_sched_context, ia64_init_sched_context,
3063 ia64_set_sched_context, ia64_clear_sched_context,
3064 ia64_free_sched_context): New static functions.
3065 (gen_func_t): New typedef.
3066 (get_spec_load_gen_function): New function.
3067 (SPEC_GEN_EXTEND_OFFSET): Declare.
3068 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3069 (get_mode_no_for_insn): Change the condition that prevents use of
3070 special hardware registers so it can now handle pseudos.
3071 (get_spec_unspec_code): New function.
3072 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3073 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3074 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3075 during selective scheduling.
3076 (ia64_speculate_insn): Use ds_get_speculation_types when
3077 determining whether we need to change the pattern.
3078 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3079 (ia64_spec_check_src_p): Support new speculation/check codes.
3080 (struct bundle_state): New field.
3081 (issue_nops_and_insn): Initialize it.
3082 (insert_bundle_state): Minimize mid-bundle stop bits.
3083 (important_for_bundling_p): New function.
3084 (get_next_important_insn): Use important_for_bundling_p.
3085 (bundling): When shifting TImode from unimportant insns, ignore
3086 also group barriers. Assert that best state is found before
3087 the backward bundling pass. Print number of mid-bundle stop bits.
3088 Minimize mid-bundle stop bits. Check correct calculation of
3089 mid-bundle stop bits.
3090 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3091 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3093 (sel2_run): New variable.
3094 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3095 selective scheduling pass instead of schedule_ebbs.
3097 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3098 (UNSPEC_LDS_A): New UNSPEC.
3099 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3100 movti_internal, movsf_internal, movdf_internal,
3101 movxf_internal): Make visible. Add speculable* attributes.
3102 (output_c_nc): New mode attribute.
3103 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3104 mov<mode>_nc, zero_extend<mode>di2_nc,
3105 advanced_load_check_nc_<mode>): New insns.
3106 (zero_extend*): Add speculable* attributes.
3108 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3109 (msched-stop-bits-after-every-cycle): Likewise.
3110 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3112 (msched-spec-verbose): Remove.
3113 (msched-prefer-non-data-spec-insns,
3114 msched-prefer-non-control-spec-insns,
3115 msched-count-spec-in-critical-path,
3116 msel-sched-dont-check-control-spec): Use Target Report Var
3117 instead of Common Report Var.
3119 * config/ia64/itanium2.md: Remove incorrect bypass.
3121 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3123 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3126 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3127 and -fhelp=separate.
3129 2008-10-14 Ben Elliston <bje@au.ibm.com>
3131 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3133 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3135 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3138 2008-10-13 Matthias Klose <doko@ubuntu.com>
3140 * config/pa/linux-atomic.c: Work around missing header file
3141 for hppa64-linux-gnu targets.
3143 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3144 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3145 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3146 Grace Cao <grace_cao@playstation.sony.com>
3148 * doc/invoke.texi (-mgen-cell-microcode): Document.
3149 (-mwarn-cell-microcode): Document.
3150 * cfglayout.c (locator_location): Export.
3151 * rtl.h (locator_location): Define prototype.
3152 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3154 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3155 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3156 (mwarn-cell-microcode): New option.
3157 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3158 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3159 cell and not already set.
3160 Turn off string instructions if not generating cell microcode.
3161 (rs6000_final_prescan_insn): New function that warns about microcoded
3163 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3164 * config/rs6000/rs6000.md
3165 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3166 the instruction would have been microcoded on the Cell. Set
3167 cell_micro to always on unnamed patterns for the string instructions.
3168 (cell_micro): Update definition, remove load/store conditional
3170 (sign_extend:DI): Define new pattern for non microcoded version.
3171 (sign_extend:SI): Likewise.
3172 (compare (div:P)): Set cell_micro to not.
3173 (andsi3): Define as an expand.
3174 (andsi3_mc): New pattern.
3175 (andsi3_nomc): New pattern.
3176 (andsi3_internal0_nomc): New pattern.
3177 (andsi3_internal2): Rename to ...
3178 (andsi3_internal2_mc): this and enable iff generating microcode.
3179 (andsi3_internal3): Rename to ...
3180 (andsi3_internal3_mc): this and enable iff generating microcode.
3181 (andsi3_internal4): Enable iif generating microcode.
3182 (andsi3_internal5): Rename to ..
3183 (andsi3_internal5_mc): this and enable iff generating microcode.
3184 (andsi3_internal5_nomc): New pattern.
3185 (extzvdi_internal1): Enable iff generating microcode.
3186 (extzvdi_internal2): Likewise.
3187 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3188 (anddi3): Change to expand.
3189 (anddi3_mc): Rename from anddi3.
3190 (anddi3_no_mc): New pattern.
3191 (anddi3_internal2): Rename to ..
3192 (anddi3_internal2_mc): this and enable iff generating microcode.
3193 (anddi3_internal2_nomc): New pattern.
3194 (anddi3_internal3): Rename to ..
3195 (anddi3_internal3_mc): this and enable iff generating microcode.
3196 (anddi3_internal3_nomc): New pattern.
3197 (movti_string): Set cell_micro to always if TARGET_STRING.
3198 (stmsi8): Set cell_micro to always.
3204 (stmsi8_power): Likewise.
3205 (stmsi7_power): Likewise.
3206 (stmsi6_power): Likewise.
3207 (stmsi5_power): Likewise.
3208 (stmsi4_power): Likewise.
3209 (stmsi3_power): Likewise.
3210 (movsi_update2): Enable iff generating microcode.
3211 (movhi_update3): Likewise.
3212 (lmw): Set cell_micro to always.
3214 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3216 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3217 * config/s390/s390.c (machine_function): Remove
3218 decomposed_literal_pool_addresses_ok_p.
3219 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3220 the difference of two labels.
3221 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3222 (s390_pool_offset): New function.
3223 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3224 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3226 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3228 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3229 (powerpc*-*-linux-gnu*): Describe.
3230 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3231 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3232 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3233 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3234 config/rs6000/e500crtres32gpr.asm,
3235 config/rs6000/e500crtres64gpr.asm,
3236 config/rs6000/e500crtres64gprctr.asm,
3237 config/rs6000/e500crtrest32gpr.asm,
3238 config/rs6000/e500crtrest64gpr.asm,
3239 config/rs6000/e500crtresx32gpr.asm,
3240 config/rs6000/e500crtresx64gpr.asm,
3241 config/rs6000/e500crtsav32gpr.asm,
3242 config/rs6000/e500crtsav64gpr.asm,
3243 config/rs6000/e500crtsav64gprctr.asm,
3244 config/rs6000/e500crtsavg32gpr.asm,
3245 config/rs6000/e500crtsavg64gpr.asm,
3246 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3247 * config/rs6000/crtsavres.asm: Really remove.
3249 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3252 * c-format.c (convert_format_name_to_system_name): Use
3253 TARGET_OVERRIDES_FORMAT_INIT.
3254 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3255 * config/i386/mingw.opt: New.
3256 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3257 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3258 (ms_printf_length_specs): Removed const specifier.
3259 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3260 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3262 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3264 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3265 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3267 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3270 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3271 sure that ref has valid bb.
3273 2008-10-12 Richard Henderson <rth@redhat.com>
3276 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3277 * alias.c (value_addr_p, stack_addr_p): Remove.
3278 (nonoverlapping_memrefs_p): Remove IRA special case.
3279 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3280 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3281 * reload1.c (alter_reg): Use it.
3283 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3285 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3286 of registers instead of eax, ebx, ecx and edx. Use for loop
3287 and check register for non-zero value before the call
3288 to decode_caches_intel.
3290 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3292 PR rtl-optimization/37448
3293 * df.h: (df_ref_class): New enum.
3294 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3295 (struct df_ref): Replaced with union df_ref_d.
3296 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3297 New members of df_ref_d union.
3298 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3299 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3300 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3301 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3302 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3303 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3304 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3305 (df_scan_bb_info, df_bb_regno_first_def_find,
3306 df_bb_regno_last_def_find, df_find_def, df_find_use,
3307 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3308 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3309 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3310 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3311 Replaced struct df_ref * with df_ref.
3312 * df-scan.c (df_collection_rec, df_null_ref_rec,
3313 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3314 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3315 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3316 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3317 df_reorganize_refs_by_reg_by_reg,
3318 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3319 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3320 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3321 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3322 df_bb_refs_record, df_exit_block_uses_collect,
3323 df_record_exit_block_uses, df_reg_chain_mark,
3324 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3325 df_ref * with df_ref.
3326 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3327 df_ref_class parameter.
3328 (df_scan_problem_data): Added new pools for different types of refs.
3329 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3330 df_ref_create_structure): Processed new ref pools.
3331 (df_scan_start_dump): Added counts of refs and insns.
3332 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3333 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3334 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3335 code to pass df_ref_class down to ref creation functions.
3336 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3337 df_reg_chain_mark): Use macros to hide references to df_refs.
3338 (df_ref_chain_change_bb): Removed.
3339 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3340 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3341 Enhanced to understand df_ref union structure.
3342 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3343 all_uses_available_at, update_df, try_fwprop_subst,
3344 forward_propagate_subreg, forward_propagate_and_simplify,
3345 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3346 df_ref * with df_ref.
3347 (use_killed_between, all_uses_available_at): Use macros to hide
3348 references to df_refs.
3349 * regstat.c (regstat_bb_compute_ri,
3350 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3352 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3353 see_handle_relevant_refs, see_analyze_one_def,
3354 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3355 struct df_ref * with df_ref.
3356 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3357 global_conflicts): Replaced struct df_ref * with df_ref.
3358 * ddg.c (create_ddg_dep_from_intra_loop_link,
3359 add_cross_iteration_register_deps, build_inter_loop_deps):
3360 Replaced struct df_ref * with df_ref.
3361 (create_ddg_dep_from_intra_loop_link,
3362 add_cross_iteration_register_deps): Use macros to hide references
3364 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3365 df_ref * with df_ref.
3366 * df-core.c (df_bb_regno_first_def_find,
3367 df_bb_regno_last_def_find, df_find_def, df_find_use,
3368 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3369 debug_df_ref): Replaced struct df_ref * with df_ref.
3370 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3371 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3373 * web.c (union_defs, entry_register, replace_ref, web_main):
3374 Replaced struct df_ref * with df_ref.
3375 (union_defs, replace_ref): Use macros to hide references to df_refs.
3376 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3377 Replaced struct df_ref * with df_ref.
3378 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3379 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
3380 Replaced struct df_ref * with df_ref.
3381 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3382 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3384 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3385 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3386 df_compute_accessed_bytes_strict_low_part,
3387 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3388 Replaced struct df_ref * with df_ref.
3389 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3390 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3391 df_ref * with df_ref.
3392 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3393 check_dependency, check_dependencies, record_uses): Replaced
3394 struct df_ref * with df_ref.
3395 (invariant_for_use, check_dependency): Use macros to hide
3396 references to df_refs.
3397 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3398 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3399 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3400 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3401 references to df_refs.
3402 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3404 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3405 * df-problems.c (df_rd_bb_local_compute_process_def,
3406 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3407 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3408 df_chain_remove_problem, df_chain_create_bb_process_use,
3409 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3410 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3411 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3412 df_byte_lr_simulate_artificial_refs_at_top,
3413 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3414 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3415 df_simulate_uses, df_simulate_artificial_refs_at_end,
3416 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3418 (df_chain_dump): Use macros to hide references to df_refs.
3419 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3420 df_ref * with df_ref.
3421 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3422 mark_artificial_uses, mark_reg_dependencies,
3423 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3425 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3427 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3429 (array_ref_element_size): Likewise.
3430 (array_ref_low_bound): Likewise.
3431 (array_ref_up_bound): Likewise.
3432 * expr.c (contains_packed_reference): Likewise.
3433 (array_ref_element_size): Likewise.
3434 (array_ref_low_bound): Likewise.
3435 (array_ref_up_bound): Likewise.
3436 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3437 with ARRAY_RANGE_REF.
3438 (idx_find_step): Likewise.
3439 (idx_record_use): Likewise.
3440 (strip_offset_1): Likewise.
3441 (idx_remove_ssa_names): Likewise.
3443 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3444 Andi Kleen <ak@linux.intel.com>
3446 * config/i386/cpuid.h (__cpuid_count): New defines.
3447 * config/i386/driver-i386.c (struct cache_desc): New structure.
3448 (describe_cache): Use struct cache_desc to pass cache descriptions.
3449 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3450 (detect_caches_amd): Use struct cache_desc to describe caches.
3451 (decode_caches_intel): Use struct cache_desc to pass cache
3452 descriptions. Update descriptions to match latest (rev -032,
3453 December 2007) CPUID documentation. Do not check valid bit here.
3454 Check for Xeon MP value 0x49 problems.
3455 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3456 Check valid bit before calling decode_caches_intel. Detect number
3457 of times to repeat CPUID instruction.
3458 (detect_caches_cpuid4): New function.
3459 (detect_caches_intel): Depending on max_level, call
3460 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3461 only when other methods fail to provide valid L2 cache description.
3463 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3466 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3467 it to PIC call patterns.
3468 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3469 code generation and attributes from pattern. Change peephole2 to
3470 split for noreturn case. Revise split pattern for non noreturn case.
3471 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3472 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3473 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3476 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3478 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3479 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3481 (divdf3): Reformat long line.
3483 2008-10-11 Michael J. Eager <eager@eagercon.com>
3485 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3487 (rs6000_handle_option): Process -mfpu options.
3488 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3489 (enum fpu_type_t): New.
3490 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3491 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3493 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3494 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3495 * config/rs6000/rs6000.opt (-mfpu): New.
3496 (-mxilinx-fpu): New.
3497 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3498 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3499 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3500 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3501 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3503 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3506 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3507 LO_SUM on Darwin if mode has just one unit.
3509 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3512 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3513 has been optimized out.
3515 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3517 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3518 instead of PIC_DIRECT_ADDR_P.
3519 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3520 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3521 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3522 (PIC_OFFSET_P): Rename to...
3523 (PCREL_SYMOFF_P): ...this.
3524 (PIC_DIRECT_ADDR_P): Delete.
3525 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3527 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3528 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3529 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3530 * config/sh/sh.c (print_operand): Remove CONST handling.
3531 (unspec_caller_rtx_p): Rewrite to use split_const and check
3532 the operands of UNSPEC bases.
3533 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3534 with (unspec [A B] UNSPEC_SYMOFF).
3535 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3536 UNSPEC_PCREL_SYMOFF.
3537 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3538 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3539 (UNSPEC_EXTRACT_U16): Likewise.
3540 (UNSPEC_SYMOFF): Likewise.
3541 (UNSPEC_PCREL_SYMOFF): Likewise.
3542 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3544 (movsi_const_16bit): Likewise.
3545 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3546 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3547 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3548 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3549 with (unspec [A B] UNSPEC_SYMOFF).
3550 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3551 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3552 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3553 (Csu): Likewise UNSPEC_EXTRACT_U16.
3554 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3555 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3557 2008-10-10 Stepan Kasal <skasal@redhat.com>
3559 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3560 for loop strip mining and loop blocking.
3562 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3564 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3565 vary types depending on debug info.
3567 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3569 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3570 before ensuring it's already computed.
3572 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3574 * rtl.h (locator_eq): New decl.
3575 * cfglayout.c (locator_scope): New function.
3576 (insn_scope): Use it.
3577 (locator_eq): New function.
3578 (fixup_reorder_chain): Search for last insn in src bb
3579 that has locator set or first insn in dest bb. Use
3580 locator_eq instead of == to compare locators.
3581 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3582 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3583 == to compare locators.
3585 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3587 * gimple-low.c (lower_function_body, lower_gimple_return,
3588 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3589 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3590 goto_block on edges if goto_locus is known.
3593 * tree.h (get_object_alignment): Declare.
3594 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3595 get_object_alignment if needed.
3596 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3598 (get_object_alignment): ... here. New function. Try harder to
3599 determine alignment from get_inner_reference returned offset.
3601 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3603 * graphite.c (gloog): Don't call find_unreachable_blocks
3604 before delte_unreachable_blocks.
3606 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3607 goto_locus of true_edge into RTL locator.
3609 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3611 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3612 (*jcc_btdi_mask_rex64): Ditto.
3614 (*jcc_btsi_mask): Ditto.
3615 (*jcc_btsi_1): Ditto.
3616 (*jcc_btsi_mask_1): Ditto.
3618 2008-10-08 Paul Brook <paul@codesourcery.com>
3620 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3621 compatible profiler (__gnu_mcount_nc).
3622 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3624 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3626 * config/i386/i386.c (initial_ix86_tune_features): Add
3627 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3628 * config/i386/i386.h (ix86_tune_indices): Likewise.
3629 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3631 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3632 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3633 for FP to FP splitters.
3635 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3637 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3640 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3644 PR rtl-optimization/37341
3645 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3646 to ORIG_BB, pass through ORIG_BB recursively.
3647 (cse_condition_code_reg): Adjust caller.
3649 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3651 * sdbout.c (sdbout_one_type): Treat the value type
3652 CONST_DECL for enumerals.
3654 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3656 * config/i386/i386.md: Remove trailing white spaces.
3658 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3660 PR rtl-optimization/37448
3661 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3662 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3664 (struct output_info) [count]: Renamed total_created and made
3666 (struct output_info) [size]: Renamed total_allocated and made
3668 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3669 Properly keep track of desc->size.
3670 (print_statistics, dump_alloc_pool_statistics): Enhance the
3671 printing of statistics to print the number of elements and to use
3674 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3677 * opts.h (CL_SAVE): Move up to flags range.
3678 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3679 CL_COMMON): Renumber.
3680 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3681 * opts.c (common_handle_option): Revert last change.
3683 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3685 * config/i386/i386-protos.h (ix86_schedule): New.
3687 * config/i386/i386.c (ix86_schedule): New.
3688 (override_options): Add schedule to processor_alias_table. Set
3689 ix86_schedule from the schedule field in processor_alias_table.
3690 (ix86_function_specific_save): Save ix86_schedule.
3691 (ix86_function_specific_restore): Restore ix86_schedule.
3693 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3694 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3697 * config/i386/i386.opt: Add schedule.
3699 * config/i386/ppro.md: Remove generic32.
3701 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3704 * expr.c (count_type_elements): Handle ERROR_MARK.
3706 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3711 * basic-block.h (struct edge_def): Add goto_block field.
3712 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3713 one insn with locus corresponding to edge's goto_locus if !optimize.
3714 * profile.c (branch_prob): Copy edge's goto_block.
3715 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3717 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3718 locator in between the merged basic blocks if !optimize and needed.
3719 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3720 goto_locus into RTL locator. For unconditional jump use that
3721 locator for the jump insn.
3722 (expand_gimple_cond): Convert goto_block and goto_locus into
3723 RTL locator for all remaining edges. For unconditional jump
3724 use that locator for the jump insn.
3725 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3726 there is more than one edge or insn locator along the forwarding
3727 edges and !optimize. If there is just one, set e->goto_locus.
3728 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3730 (move_block_to_fn): Adjust edge's goto_block.
3732 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3735 * expmed.c (expand_mult): Properly check DImode constant in
3738 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3741 * dwarf2out.c (common_block_die_table): New variable.
3742 (common_block_die_table_hash, common_block_die_table_eq): New
3744 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3745 COMMON block in the current scope rather than globally. Optimize
3746 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3747 DW_OP_addr SYMBOL_REF+off.
3749 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3751 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3752 Return true for non-addressable GIMPLE operands.
3754 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3757 * config/i386/i386.c (initial_ix86_tune_features): Remove
3758 X86_TUNE_USE_BIT_TEST.
3759 * config/i386/i386.h (ix86_tune_indices): Likewise.
3760 (TARGET_USE_BIT_TEST): Removed.
3762 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3764 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3766 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3768 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3769 (mul<mode>3_mul3): ... into this new template.
3771 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3773 * gimplify.c (gimplify_arg): Add location argument. Use it.
3774 (gimplify_call_expr): Pass location to gimplify_arg.
3775 (gimplify_modify_expr_to_memcpy): Same.
3776 (gimplify_modify_expr_to_memset): Same.
3778 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3780 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3781 Update calls to build_unary_op and build_indirect_ref for location
3784 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3787 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3788 * c-typeck.c (array_to_pointer_conversion): Pass location to
3790 (function_to_pointer_conversion): Use error_at and warning_at.
3791 (build_indirect_ref): Same.
3792 (build_array_ref): Pass location to build_binary_op.
3793 (parser_build_unary_op): Do not set location after calling
3795 (build_unary_op): Add location argument. Use it throughout. Set
3796 EXPR_LOCATION before returning new tree.
3797 (build_modify_expr): Same.
3798 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3800 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3801 build_indirect_ref, build_modify_expr.
3802 (c_finish_omp_for): Same. Use error_at instead of error.
3803 * c-common.c (c_common_truthvalue_conversion): Pass location to
3805 (warn_for_div_by_zero): Add location argument.
3806 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3807 build_unary_op, warn_for_div_by_zero.
3808 * c-parser.c (c_parser_typeof_specifier): Use
3809 protected_set_expr_location.
3810 (c_parser_statement_after_labels): Same.
3811 (c_parser_condition): Same.
3812 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3813 (c_parser_conditional_expression): Use protected_set_expr_location.
3814 (c_parser_unary_expression): Pass location to build_indirect_ref.
3815 (c_parser_postfix_expression_after_primary): Pass location to
3816 build_indirect_ref, build_unary_op.
3817 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3819 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3821 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3822 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3823 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3825 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3826 (mips_issue_rate): Handle PROCESSOR_R10000.
3827 * config/mips/mips.md (cpu): Add r10000.
3829 * config/mips/10000.md: New file.
3831 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3833 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3834 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3835 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3837 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3839 * config/darwin-protos.h (machopic_function_base_name): Delete.
3840 (machopic_function_base_sym): Likewise.
3841 (machopic_gen_offset): Declare.
3842 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3843 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3844 * config/darwin.c (machopic_function_base_name): Delete.
3845 (machopic_function_base_sym): Likewise.
3846 (gen_pic_offset): Rename to...
3847 (machopic_gen_offset): ...this and remove the pic_base argument.
3848 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3849 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3850 crtl->uses_pic_offset_table.
3851 (machopic_indirect_data_reference): Use new machopic_gen_offset
3853 (machopic_legitimize_pic_address): Likewise.
3854 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3856 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3857 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3858 * config/i386/i386.c (output_set_got): Likewise.
3859 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3861 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3862 (legitimate_address_p): Likewise.
3863 (output_pic_addr_const): Likewise.
3864 (output_addr_const_extra): Likewise.
3865 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3866 match an UNSPEC rather than a MINUS.
3867 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3868 (builtin_setjmp_receiver): Use machopic_gen_offset.
3869 * config/i386/predicates.md (pic_symbolic_operand): Handle
3870 UNSPEC_MACHOPIC_OFFSET.
3872 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3873 Use machopic_gen_offset and machopic_operand_p.
3874 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3875 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3876 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3877 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3878 Set crtl->uses_pic_offset_table.
3880 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3882 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3884 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3885 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3886 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3887 (constant_pool_expr_p): Use split_const and check the base.
3888 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3890 (legitimate_constant_pool_address_p): Check toc_relative_p
3891 instead of constant_pool_expr_p.
3892 (print_operand_address): Always use output_addr_const for
3893 constant pool addresses.
3894 (rs6000_output_addr_const_extra): New function.
3895 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3897 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3901 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3902 (mark_ref_live, mark_ref_dead): Use them.
3903 (def_conflicts_with_inputs_p): Remove.
3904 (mark_early_clobbers): New function.
3905 (process_bb_node_lives): Call preprocess_constraints and
3906 mark_early_clobbers.
3908 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3910 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3912 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3913 lib with -mthread switch.
3915 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3918 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3919 function in two, making it call a new and reusable
3920 dwarf2out_imported_module_or_decl() that takes the containing
3921 BLOCK of the declaration in argument.
3922 (dwarf2out_imported_module_or_decl_real): New function.
3923 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3924 IMPORTED_DECL in account.
3925 * tree.def: Added IMPORTED_DECL node type.
3926 * tree.h: Added accessors for IMPORTED_DECL nodes.
3927 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3929 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3931 * doc/gimple.texi: Fix some typos, wrap some long lines,
3932 fix some broken wraps with continuations.
3933 * tree-ssa-reassoc.c: Fix comment typos.
3935 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3938 * pa.c (legitimize_pic_address): Force function labels to memory in
3941 2008-10-04 Anton Blanchard <anton@samba.org>
3943 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3944 (rs6000_split_atomic_op): Same.
3945 (rs6000_split_compare_and_swap): Same.
3946 (rs6000_split_compare_and_swapqhi): Same.
3948 2008-10-04 Richard Guenther <rguenther@suse.de>
3950 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3951 instead of pointer equality.
3952 (vn_nary_op_eq): Likewise.
3954 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3956 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3958 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3959 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3961 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3963 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3964 Revert previous change.
3966 2008-10-03 Tom Tromey <tromey@redhat.com>
3968 * stringpool.c (ggc_alloc_string): Terminate string.
3970 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3972 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3973 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3974 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3977 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3980 2008-10-03 Pascal Obry <obry@adacore.com>
3982 * gcov.c (create_file_names): Properly handle UNIX and DOS
3983 directory separators.
3984 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3985 separator to '~' to ensure clean filenames on Windows.
3987 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3989 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3990 Add a null terminator to the stripped name.
3992 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3994 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3995 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3996 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3997 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3998 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3999 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4000 TARGET_SINGLE_FLOAT.
4002 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4004 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4006 2008-10-02 Richard Guenther <rguenther@suse.de>
4009 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4010 and VECTOR_TYPE recurse with useless_type_conversion_p which
4011 properly handles void pointer conversion.
4013 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4016 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4017 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4019 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4021 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4022 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4023 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4024 they translate to non builtins.
4025 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4026 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4027 __builtin_vec_promote, __builtin_vec_extract, and
4028 __builtin_vec_insert.
4029 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4030 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4031 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4032 * config/rs6000/altivec.h (vec_extract): Define
4033 (vec_insert): Define.
4034 (vec_splats): Define.
4035 (vec_promote): Define.
4037 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4038 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4039 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4041 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4043 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4044 prototype. Add new parameter, blk.
4045 Use BLKmode for the MEM if blk is true.
4046 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4047 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4048 ALTIVEC_BUILTIN_STVRXL.
4049 Update usage of altivec_expand_lv_builtin.
4050 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4051 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4052 (altivec_init_builtins): If compiling for the Cell, also define the
4054 * config/rs6000/rs6000.h (rs6000_builtins): Define
4055 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4056 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4057 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4058 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4059 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4060 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4061 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4062 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4063 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4064 UNSPEC_STVRX, and UNSPEC_STVRXL.
4065 (altivec_lvlx): New pattern.
4066 (altivec_lvlxl): New pattern.
4067 (altivec_lvrx): New pattern.
4068 (altivec_lvrxl): New pattern.
4069 (altivec_stvlx): New pattern.
4070 (altivec_stvlxl): New pattern.
4071 (altivec_stvrx): New pattern.
4072 (altivec_stvrxl): New pattern.
4073 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4074 (vec_lvlxl): Likewise.
4075 (vec_lvrx): Define if PPU is defined.
4076 (vec_lvrxl): Likewise.
4077 (vec_stvlx): Define if PPU is defined.
4078 (vec_stvlxl): Likewise.
4079 (vec_stvrx): Define if PPU is defined.
4080 (vec_stvrxl): Likewise.
4082 2008-10-01 Geert Bosch <bosch@adacore.com>
4084 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4086 2008-10-01 Richard Guenther <rguenther@suse.de>
4088 PR tree-optimization/37617
4089 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4090 do not add to the NEW_SETS.
4092 2008-10-01 Richard Guenther <rguenther@suse.de>
4095 * tree-vrp.c (execute_vrp): If we optimized away the default
4096 case make sure to promote the label that got in place of it
4097 to a default case label.
4099 2008-10-01 Richard Henderson <rth@redhat.com>
4102 * tree-complex.c (set_component_ssa_name): Don't optimize
4103 is_gimple_min_invariant values with ssa_names in abnormal phis.
4105 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4107 PR tree-optimization/37662
4108 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4109 commutative binary operation if they are in the wrong order and
4110 fold_build2 produces non-GIMPLE.
4112 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4114 PR tree-optimization/37662
4115 PR tree-optimization/37663
4116 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4117 get_value_range with non-SSA_NAME. Don't assert operands have been
4118 folded, instead just bail out.
4120 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4122 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4124 2008-09-30 Richard Guenther <rguenther@suse.de>
4127 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4128 build restrict-qualified pointers.
4129 (vectorizable_store): Move alias check later.
4130 (vectorizable_load): Likewise.
4132 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4134 * c-common.c (empty_if_body_warning): Remove.
4135 * c-common.h (empty_if_body_warning): Remove.
4136 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4137 here the -Wempty-body warning for `if' and `else' statements.
4138 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4140 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4142 * config/i386/i386.opt: Add msse2avx.
4144 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4145 * config/i386/linux64.h (ASM_SPEC): Likewise.
4147 * doc/invoke.texi: Document -msse2avx.
4149 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4151 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4153 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4155 * ifcvt.c (noce_emit_store_flag): If using condition from original
4156 jump, reverse it if if_info->cond was reversed.
4158 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4160 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4161 non-constant memory if it cannot be forced to constant memory.
4162 Overhaul surrounding code and factor out common condition.
4164 2008-09-29 Jeff Law <law@redhat.com>
4166 * reload1.c (alter_reg): Add missing curly braces.
4168 2008-09-29 Michael J. Eager <eager@eagercon.com>
4170 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4172 * config/rs6000/rs6000.c (rs6000_override_options): Move
4173 rs6000_init_hard_regno_mode_ok after all options changed.
4174 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4175 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4176 -msimple-fpu flags. Add warning messages if single FP not configured.
4177 (rs6000_file_start): Output gnu_attribute for single-float.
4178 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4179 (rs6000_legitimize_address): Likewise.
4180 (rs6000_legitimize_reload_address): Likewise.
4181 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4182 TARGET_SINGLE_FLOAT.
4183 (function_arg_advance): Likewise (partial conversion).
4184 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4185 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4186 TARGET_SINGLE_FLOAT.
4187 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4188 (rs6000_emit_prologue): Likewise.
4189 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4190 TARGET_SINGLE_FLOAT.
4191 (rs6000_libcall_value): Likewise.
4192 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4193 (TARGET_DOUBLE_FLOAT): New default to 1
4194 (TARGET_SIMPLE_FPU): New default to 0
4195 (TARGET_SINGLE_FPU): New default to 0
4196 (TARGET_SINGLE_FLOAT_MODE): New.
4197 (TARGET_DOUBLE_FLOAT_MODE): New.
4198 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4199 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4201 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4202 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4203 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4204 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4205 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4206 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4207 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4208 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4209 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4210 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4211 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4212 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4213 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4214 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4215 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4216 cmptf_internal1, *cmptf_internal2): Condition on
4217 TARGET_DOUBLE_FLOAT.
4218 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4219 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4220 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4221 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4222 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4223 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4224 TARGET_SINGLE_FLOAT.
4225 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4226 * config/rs6000/rs6000.opt (-msingle-float): New.
4227 (-mdouble-float): New.
4228 (-msimple-fpu): New.
4229 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4230 -msingle-float, -mdouble-float, -msimple-fpu options.
4231 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4232 _SOFT_DOUBLE for -msingle-float.
4233 * config.gcc: New config for target=powerpc-xilinx-eabi.
4235 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4237 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4238 have exit and entry.
4239 (new_scop): Take entry and exit edge to define new SCoP.
4240 (sd_region_p): New structure used during SCoP detection.
4241 (move_scops): Delete.
4242 (move_sd_regions): New.
4243 (scopdet_info): Change the definition from edges back to basic_blocks.
4244 (scopdet_edge_info): Work on basic_blocks and rename to
4245 scopdet_basic_block_info.
4246 (split_difficult_bb): At the moment removed. We should later
4247 add it at another place.
4248 (build_scops_1): Work on basic_blocks.
4249 (bb_in_sd_region): New.
4250 (find_single_entry_edge): New.
4251 (find_single_exit_edge): New.
4252 (create_single_entry_edge): New.
4253 (sd_region_without_exit): New.
4254 (create_single_exit_edge): New.
4255 (unmark_exit_edges): New.
4256 (mark_exit_edges): New.
4257 (create_sese_edges): New.
4258 (build_graphite_scops): New.
4259 (build_scops): Make SCoPs SESE.
4260 (limit_scops): Use the new functions.
4262 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4264 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4266 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4269 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4270 address to a register before taking the lower part.
4272 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4274 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4277 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4278 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4281 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4282 the newly created variable.
4283 Create a VECTOR_CST of all 1s for vector types.
4285 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4288 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4290 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4292 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4293 order to convert between modes.
4294 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4296 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4298 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4301 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4304 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4308 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4310 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4311 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4312 them to yield false with MIPS16.
4314 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4317 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4318 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4319 mem_loc_descriptor failed. Accept UNSPEC.
4320 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4321 fail if one of the loc_descriptor calls for pieces failed.
4322 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4323 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4324 if loc_descriptor_from_tree_1 on offset failed.
4327 * opts.c (common_handle_option): Don't call print_specific_help with
4328 CL_SAVE as first argument.
4330 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4331 Steve Ellcey <sje@cup.hp.com>
4333 * configure: Regenerate for new libtool.
4334 * aclocal.m4: Ditto.
4336 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4338 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4339 alias set on MEM when saving stack pointer.
4340 * config/rs6000/rs6000.md (allocate_stack): Likewise
4342 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4344 PR tree-optimization/37574
4345 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4346 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4347 instead of vector_type for constants. Take computation out of loop.
4348 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4349 and use only vector_type for invariant case.
4350 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4352 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4355 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4356 the decl is a VAR_DECL or FUNCTION_DECL.
4358 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4361 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4362 (mark_ref_live, mark_ref_dead): Use them.
4363 (def_conflicts_with_inputs_p): Remove.
4364 (mark_early_clobbers): New function.
4365 (process_bb_node_lives): Call preprocess_constraints and
4366 mark_early_clobbers.
4368 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4370 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4373 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4374 (ira_compress_allocno_live_ranges): New prototype.
4376 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4377 (coalesced_allocnos_living_at_program_points): New.
4378 (coalesced_allocnos_live_at_points_p,
4379 set_coalesced_allocnos_live_points): New functions.
4380 (coalesce_spill_slots): Rewrite.
4382 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4383 ira_compress_allocno_live_ranges): New functions.
4385 * ira-build.c (ira_flattening): Call
4386 ira_compress_allocno_live_ranges.
4389 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4391 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4394 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4396 * combine.c (make_compound_operation): Handle the 'E' format.
4397 (count_rtxs): Likewise.
4398 (update_table_tick): Likewise.
4399 (get_last_value_validate): Likewise.
4401 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4403 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4405 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4407 * matrix-reorg.c (transform_allocation_sites): Initializers
4408 added to avoid the warning.
4410 2008-09-25 Martin Jambor <mjambor@suse.cz>
4412 * cgraph.c (free_nodes): New variable.
4413 (NEXT_FREE_NODE): New macro.
4414 (cgraph_create_node): Reuse nodes from the free list. Do not
4415 update uid if doing so.
4416 (cgraph_remove_node): Add the node to the free list.
4418 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4420 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4422 2008-09-24 Richard Henderson <rth@redhat.com>
4424 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4425 * unwind-dw2.c (execute_stack_op): Handle it.
4427 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4430 2008-09-24 Michael J. Eager <eager@eagercon.com>
4432 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4434 * c-common.c (fname_decl): New location argument.
4435 * c-common.h (fname_decl): Same.
4436 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4438 (c_parser_typeof_specifier): Same.
4439 (c_parser_parms_list_declarator): Same.
4440 (c_parser_asm_string_literal): Same.
4441 (c_parser_compound_statement_nostart): Same.
4442 (c_parser_label): Same.
4443 (c_parser_do_statement): Same.
4444 (c_parser_asm_statement): Same.
4445 (c_parser_unary_expression): Same.
4446 (c_parser_sizeof_expression): Same.
4447 (c_parser_postfix_expression): Same.
4448 (c_parser_pragma): Same.
4449 (c_parser_omp_clause_collapse): Same.
4450 (c_parser_omp_clause_num_threads): Same.
4451 (c_parser_omp_clause_schedule): Same.
4452 (c_parser_omp_all_clauses): Same.
4453 (c_parser_omp_sections_scope): Same.
4454 (c_parser_omp_for_loop): Same. Pass condition's location to
4455 c_objc_common_truthvalue_conversion.
4456 (c_parser_enum_specifier): Remove comment.
4458 2008-09-24 Michael J. Eager <eager@eagercon.com>
4460 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4462 * config/rs6000/rs6000.c (rs6000_override_options): Move
4463 rs6000_init_hard_regno_mode_ok after all options changed.
4464 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4465 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4466 -msimple-fpu flags. Add warning messages if single FP not configured.
4467 (rs6000_file_start): Output gnu_attribute for single-float.
4468 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4469 (rs6000_legitimize_address): Likewise.
4470 (rs6000_legitimize_reload_address): Likewise.
4471 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4472 TARGET_SINGLE_FLOAT.
4473 (function_arg_advance): Likewise.
4474 (function_arg): Likewise.
4475 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4476 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4477 TARGET_SINGLE_FLOAT.
4478 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4479 (rs6000_emit_prologue): Likewise.
4480 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4481 TARGET_SINGLE_FLOAT.
4482 (rs6000_libcall_value): Likewise.
4483 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4484 (TARGET_DOUBLE_FLOAT): New default to 1
4485 (TARGET_SIMPLE_FPU): New default to 0
4486 (TARGET_SINGLE_FPU): New default to 0
4487 (TARGET_SINGLE_FLOAT_MODE): New.
4488 (TARGET_DOUBLE_FLOAT_MODE): New.
4489 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4490 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4492 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4493 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4494 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4495 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4496 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4497 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4498 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4499 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4500 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4501 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4502 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4503 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4504 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4505 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4506 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4507 cmptf_internal1, *cmptf_internal2): Condition on
4508 TARGET_DOUBLE_FLOAT.
4509 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4510 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4511 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4512 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4513 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4514 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4515 TARGET_SINGLE_FLOAT.
4516 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4517 * config/rs6000/rs6000.opt (-msingle-float): New.
4518 (-mdouble-float): New.
4519 (-msimple-fpu): New.
4520 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4521 -msingle-float, -mdouble-float, -msimple-fpu options.
4522 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4523 _SOFT_DOUBLE for -msingle-float.
4524 * config.gcc: New config for target=powerpc-xilinx-eabi.
4526 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4528 * config/sparc/constraints.md: New file.
4529 * config/sparc/sparc.md: Include it.
4530 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4531 (sparc_extra_constraint_check): Delete.
4532 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4533 (memory_ok_for_ldd): New predicate.
4534 (sparc_extra_constraint_check): Delete.
4535 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4536 (CONST_OK_FOR_LETTER_P): Likewise.
4537 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4538 (EXTRA_CONSTRAINT): Likewise.
4540 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4542 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4544 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4546 * alias.c (find_base_value): Use FIND_BASE_TERM.
4547 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4549 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4551 * config/i386/i386.c: Include cselib.h.
4552 (ix86_pic_register_p): New function.
4553 (ix86_delegitimize_address): Use it to check for the PIC register.
4555 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4557 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4558 * config/i386/i386.c (ix86_find_base_term): Don't check for
4559 SYMBOL_REF and LABEL_REF.
4561 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4563 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4564 constant PLUS in a CONST.
4566 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4568 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4569 check for sibcall support for w64.
4571 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4573 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4575 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4577 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4578 parser_build_binary_op.
4579 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4580 * c-typeck.c (build_array_ref): Same.
4581 (parser_build_unary_op): New location argument.
4582 (pointer_diff): Pass location to build_binary_op,
4583 c_objc_common_truthvalue_conversion.
4584 (build_modify_expr): Same.
4585 (build_unary_op): New location argument.
4586 (build_binary_op): New location argument.
4587 (c_objc_common_truthvalue_conversion): Pass location to
4588 c_*common_truthvalue_conversion.
4589 * c-convert.c (convert): Same.
4590 * c-common.c (binary_op_error): New location argument.
4591 (pointer_int_sum): Pass location to build_binary_op.
4592 (c_common_truthvalue_conversion): New location argument.
4593 (warn_for_sign_compare): Same.
4594 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4595 binary_op_error, build_binary_op, warn_for_sign_compare.
4596 * c-parser.c (c_parser_condition): Pass location to
4597 c_*common_truthvalue_conversion.
4598 (c_parser_conditional_expression): Save condition's location and pass
4600 (c_parser_binary_expression): Same, but for the binary operator's
4602 (c_parser_omp_for_loop): Pass location to
4603 c_objc_common_truthvalue_conversion.
4605 2008-09-23 Martin Jambor <mjambor@suse.cz>
4607 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4608 (cgraph_node_remove_callees): New temporary f. Hold the next item
4610 (cgraph_node_remove_callers): Likewise.
4612 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4613 (ipa_node_removal_hook): Likewise.
4615 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4616 gimple_call_copy_skip_args and moved to the gimple_call section.
4617 * gimple.c (gimple_copy_call_skip_args): Renamed to
4618 gimple_call_copy_skip_args. Changed al users.
4620 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4622 * ira-color.c (start_allocno_priorities): Rename to
4623 setup_allocno_priorities. Use costs and
4624 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4625 range lengths. Get rid off doubles.
4626 (ira_fast_allocations): Call start_allocno_priorities.
4628 2008-09-22 David Daney <ddaney@avtrex.com>
4631 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4632 register if TARGET_LONG_CALLS.
4634 2008-09-22 Richard Guenther <rguenther@suse.de>
4636 PR tree-optimization/37145
4637 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4638 value-numbering union accesses with their offset and size only.
4639 (visit_reference_op_load): Fix simplification of inserted conversions.
4640 * tree-ssa-pre.c (find_or_generate_expression): Do not
4641 recursively generate expressions if running FRE.
4643 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4645 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4646 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4649 2008-09-22 Richard Guenther <rguenther@suse.de>
4651 PR tree-optimization/37145
4652 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4653 (phi_translate_1): Constant fold references.
4655 2008-09-22 Ira Rosen <irar@il.ibm.com>
4657 PR tree-optimization/37482
4658 * tree-vectorizer.h (struct _slp_instance): Add new field.
4659 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4660 (get_earlier_stmt): New function.
4661 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4663 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4664 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4665 asserts that GSI points to the scalar statement being vectorized.
4666 Set new statement location according to GSI.
4667 (vect_schedule_slp_instance): Use GSI of
4668 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4670 2008-09-21 Jan Hubicka <jh@suse.cz>
4672 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4673 (ipcp_insert_stage): Update dead_nodes bitmap.
4675 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4678 * config/i386/t-cygming (SHLIB_LC): Remove.
4679 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4680 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4682 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4686 * final.c (mark_symbol_ref_as_used): New helper function.
4687 (output_operand): Instead of just looking inside MEMs for
4688 SYMBOL_REFs, use new helper function and for_each_rtx.
4689 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4690 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4691 Make head comment more general.
4692 * config/darwin.c (machopic_output_indirection): Handle weak
4693 references here, like in assemble_external.
4695 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4697 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4698 (sparc_emit_float_lib_cmp): Change return type.
4699 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4700 (gen_compare_operator): New function.
4701 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4702 the comparison sequence. Minor tweaks.
4703 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4704 that the final operator and the result of sparc_emit_float_lib_cmp
4705 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4706 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4707 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4708 result of sparc_emit_float_lib_cmp match for software TFmode.
4709 (movqicc, movhicc, movsicc, movdicc): Merge into...
4710 (mov<I:mode>cc): ...this.
4711 (movsfcc, movdfcc, movtfcc): Merge into...
4712 (mov<F:mode>cc): ...this.
4713 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4715 (mov<I:mode>_cc_v9): ...this.
4716 (movdi_cc_sp64_trunc): Delete.
4717 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4718 movdi_cc_reg_sp64): Merge into...
4719 (mov<I:mode>_cc_reg_sp64): ...this.
4720 (movsf_cc_sp64): Rename into...
4721 (movsf_cc_v9): ...this.
4722 (movdf_cc_sp64): Rename into...
4723 (movdf_cc_v9): ...this.
4724 (movtf_cc_hq_sp64): Rename into...
4725 (movtf_cc_hq_v9): ...this.
4726 (movtf_cc_sp64): Rename into...
4727 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4729 2008-09-21 Diego Novillo <dnovillo@google.com>
4731 * doc/gccint.texi: Include generic.texi and gimple.texi.
4733 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4734 (GIMPLE): Move to gimple.texi.
4735 (Annotations): Remove references to to stmt_ann_t and
4737 (SSA Operands): Rename from 'Statement Operands'.
4738 * doc/generic.texi: New.
4739 * doc/gimple.texi: New.
4740 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4741 * Makefile.in (TEXI_GCCINT_FILES):
4742 * gimple.c (gimple_copy_call_skip_args): Rename from
4743 giple_copy_call_skip_args. Update all users.
4744 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4746 2008-09-21 Ira Rosen <irar@il.ibm.com>
4748 PR tree-optimization/37539
4749 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4750 statement in related statement field only for the first load of the
4751 group of loads with the same data reference.
4753 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4755 * config/mips/mips.h (TUNE_OCTEON): New macro.
4756 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4757 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4758 * config/mips/octeon.md: New file.
4759 * config/mips/mips.md: Include octeon.md. Restore
4760 semi-alphabetical order of include files.
4762 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4765 * config/i386/i386.md (*jcc_fused_1): Removed.
4766 (*jcc_fused_2): Likewise.
4767 (*jcc_fused_3): Likewise.
4768 (*jcc_fused_4): Likewise.
4770 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4772 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4773 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4774 * target.h (gcc_target): Add ira_cover_classes.
4775 * ira.c: Remove IRA_COVER_CLASSES guards.
4776 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4777 instead of IRA_COVER_CLASSES.
4778 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4779 (setup_class_translate): Likewise.
4780 (setup_reg_class_intersect_union): Likewise.
4781 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4782 test of targetm.ira_cover_classes.
4783 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4784 of IRA_COVER_CLASSES.
4785 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4786 (TARGET_INITIALIZER): Include it.
4787 * targhooks.h (default_ira_cover_classes): Declare.
4788 * targhooks.c (default_ira_cover_classes): New function.
4790 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4792 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4794 2008-09-19 Ian Lance Taylor <iant@google.com>
4796 * varasm.c (narrowing_initializer_constant_valid_p): Return
4797 NULL_TREE if ENDTYPE is not an integer.
4799 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4802 * tree-ssa.c (execute_update_addresses_taken): Also update
4803 DECL_GIMPLE_REG_P for vector and complex types.
4805 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4806 Jan Hubicka <jh@suse.cz>
4809 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4810 empty before freeing them.
4811 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4813 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4815 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4816 * config/xtensa/predicates.md (tls_symbol_operand): New.
4817 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4818 (TARGET_CANNOT_FORCE_MEM): Define.
4819 (xtensa_tls_symbol_p): New.
4820 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4821 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4822 (xtensa_tls_module_base): New.
4823 (xtensa_call_tls_desc): New.
4824 (xtensa_legitimize_tls_address): New.
4825 (xtensa_legitimize_address): Handle TLS symbols.
4826 (xtensa_tls_referenced_p_1): New.
4827 (xtensa_tls_referenced_p): New.
4828 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4830 (XTENSA_BUILTIN_THREAD_POINTER): New.
4831 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4832 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4833 builtin. Add declarations for __builtin_thread_pointer and
4834 __builtin_set_thread_pointer.
4835 (xtensa_fold_builtin): Recognize new builtins.
4836 (xtensa_expand_builtin): Expand new builtins.
4837 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4838 (TARGET_THREADPTR): Define.
4839 (HAVE_AS_TLS): Define default value.
4840 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4841 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4842 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4843 (UNSPECV_SET_TP): New.
4844 (sym_TPOFF, sym_DTPOFF): New.
4845 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4846 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4847 * configure: Regenerated.
4849 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4852 * config/ia64/ia64.c (ia64_optimization_options): Move
4853 checking and setting flag_schedule_insns_after_reload and
4854 ia64_flag_schedule_insns2 back to ...
4855 (ia64_override_options): Here.
4857 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4860 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4861 zero extend count after the correction to it is done.
4862 (doloop_optimize): Update call to doloop_modify, don't zero extend
4865 2008-09-18 Martin Jambor <mjambor@suse.cz>
4867 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4869 * ipa-prop.c: Correct comments.
4870 * ipa-prop.h: Likewise.
4872 2008-09-18 Jan Hubicka <jh@suse.cz>
4875 * ipa-reference.c (ipa_reference_local_vars_info_d,
4876 ipa_reference_global_vars_info_d,
4877 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4878 ipa_reference_vars_info_t): Move here from ipa-reference.h
4879 (node_duplication_hook_holder, node_removal_hook_holder): New.
4880 (get_reference_vars_info_from_cgraph): Rename to ...
4881 (get_reference_vars_info): ... this one, use cgraph uids.
4882 (get_local_reference_vars_info, get_global_reference_vars_info):
4883 Use cgraph instead of decl.
4884 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4886 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4887 ipa_reference_get_written_global,
4888 ipa_reference_get_not_written_global): Use cgraph argument.
4889 (check_call): Simplify avail check.
4890 (scan_stmt_for_static_refs): Update.
4891 (propagate_bits): Update.
4892 (merge_callee_local_info): Remove.
4893 (init_function_info): Use cgraph nodes.
4894 (clean_function_local_data): Break out from ...
4895 (clean_function): ... here.
4896 (copy_local_bitmap, copy_global_bitmap): New functions.
4897 (duplicate_node_data, remove_node_data): New functions.
4898 (generate_summary): Register hooks; use visibility instead of
4900 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4901 * ipa-reference.h (ipa_reference_local_vars_info_d,
4902 ipa_reference_global_vars_info_d,
4903 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4904 ipa_reference_vars_info_t): Move to ipa-reference.c
4905 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4907 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4908 ipa_reference_get_not_read_global,
4909 ipa_reference_get_not_written_global): Update prototype.
4910 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4911 (init_state): Remove.
4912 (node_duplication_hook_holder, node_removal_hook_holder): New.
4913 (get_function_state, set_function_state): Use VECtor.
4914 (analyze_function): Check body availability.
4915 (add_new_function): Likewise.
4916 (duplicate_node_data, remove_node_data): New.
4917 (generate_summary): Register hooks; do not care about clones.
4918 (propafate): Do not care about clones; recursive functions are
4920 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4921 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4922 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4924 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4925 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4926 Update call of ipa-reference accesors.
4928 2008-09-18 Simon Baldwin <simonb@google.com>
4930 * c-opts.c (c_common_handle_option): Add handling for
4931 -Wbuiltin-macro-redefined command line option.
4932 * c.opt: Added builtin-macro-redefined option.
4933 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4936 2008-09-18 Richard Guenther <rguenther@suse.de>
4938 PR tree-optimization/37258
4939 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4940 and signedness for integral types.
4941 (vn_phi_eq): Require compatible types.
4943 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4946 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4947 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4949 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4950 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4951 ggc_free other TREE_LIST nodes from that chain.
4952 * function.c (instantiate_decls): Instantiate also DECL_RTL
4953 of vars in cfun->local_decls, free that list afterwards.
4955 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4957 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4958 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4960 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4962 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4963 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4965 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4967 PR tree-optimization/37102
4968 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4969 from a node. Check to see if another PHI is dead.
4970 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4971 remove real PHIs which have no uses.
4972 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4974 2008-09-18 Richard Guenther <rguenther@suse.de>
4977 * tree-cfg.c (remove_useless_stmts_1): Remove
4978 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4980 2008-09-18 Nick Clifton <nickc@redhat.com>
4982 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4983 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4984 to frv_secondary_reload_class.
4985 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4986 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4987 (frv_secondary_reload_class): Omit unused parameter.
4988 (frv_secondary_reload): New function. Handle the case when
4989 secondary_reload_class() is called before the reload_(in|out)
4990 _optabs have been initialised.
4991 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4993 * config/frv/frv.md: Define an exclusion set between fr550_m0
4996 2008-09-18 Richard Guenther <rguenther@suse.de>
4998 PR tree-optimization/37456
4999 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5000 want to insert after ends a BB insert on the single fallthru
5003 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5005 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5006 Mention -march=z9-109, z9-ec and z10.
5008 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5010 PR rtl-optimization/37544
5011 * regrename.c (maybe_mode_change): Exit early when copy_mode
5012 is narrower than orig_mode and narrower than new_mode.
5014 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5017 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5019 * sched-rgn.c (ref_counts): Remove.
5020 (insn_referenced): New static variable.
5021 (INSN_REF_COUNT): Remove.
5022 (sched_run_compute_dependencies): Use insn_referenced instead of
5024 (add_branch_dependences): Likewise. Delete dead assignment.
5026 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5028 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5029 consumer is an asm. Add comment why this is important.
5030 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5031 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5033 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5035 * expr.c (emit_group_store): Do not shift before moving via a
5038 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5040 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5041 from aggregate to non-aggregate type if the bit pattern is not fully
5042 preserved afterwards.
5044 2008-09-17 Richard Guenther <rguenther@suse.de>
5046 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5047 (verify_gimple_assign): ... this. Split into ...
5048 (verify_gimple_assign_unary): ... this,
5049 (verify_gimple_assign_binary): ... that,
5050 (verify_gimple_assign_single): ... and this.
5051 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5052 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5053 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5054 (verify_types_in_gimple_reference): Be forgiving with
5056 (verify_gimple_phi): Deal with virtual operands.
5058 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5060 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5062 * tree.c (get_callee_fndecl): Don't call the language hook.
5063 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5064 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5065 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5067 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5069 * tree.c (protected_set_expr_location): Don't unnecessarily
5070 check for error_mark_node.
5072 2008-09-17 Art Haas <ahaas@impactweather.com>
5074 * ipa-reference.c (analyze_function): Declare step only if
5075 ENABLE_CHECKING is defined.
5077 2008-09-17 Jan Hubicka <jh@suse.cz>
5080 * tree.h (DECL_INLINE): remove.
5081 (DECL_DECLARED_INLINE_P): Update docs.
5082 (DECL_NO_INLINE_WARNING_P): new.
5083 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5084 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5086 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5087 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5090 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5093 2008-09-17 Jan Hubicka <jh@suse.cz>
5095 * ipa-reference.c (ipa_obstack): Remove.
5096 (local_info_obstack, global_info_obstack): New.
5097 (add_static_var): We now handle variables only.
5098 (mark_address_taken, mark_load, mark_store): New functions based on ...
5099 (check_operand): ... remove.
5100 (get_asm_stmt_operands): Rename to ...
5101 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5102 (scan_stmt_for_static_refs): Rewrite.
5103 (scan_op_for_static_refs): Rename to ...
5104 (scan_initializer_for_static_refs): do not look for VAR_DECL
5105 initializers; stop recursion on types and decls.
5106 (ipa_init): Use proper obstacks.
5107 (analyze_variable): Use scan_initializer_for_static_refs.
5108 (init_function_info): Use local obstack.
5109 (analyze_function): Simplify.
5110 (add_new_function): We don't need visited_nodes obstack.
5111 (generate_summary): Use proper obstacks; cleanup after propagation.
5113 2008-09-17 Richard Guenther <rguenther@suse.de>
5116 PR tree-optimization/37491
5117 * alias.c (get_alias_set): Use the canonical type.
5118 * tree-vect-transform.c (vectorizable_store): Use the type of
5119 the lhs for the vector type. Adjust checking.
5120 (vectorizable_load): Adjust checking.
5122 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5123 Adam Nemet <anemet@caviumnetworks.com>
5125 PR rtl-optimization/37483
5126 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5127 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5128 Rearrange code to better match the original comment. Check
5129 t_unconditional first. Improve comment.
5131 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5134 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5135 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5138 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5139 GIMPLE_TRY if cleanup sequence is empty.
5141 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5144 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5145 eliminate IV if the cost are the same.
5147 2008-09-16 Richard Guenther <rguenther@suse.de>
5150 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5153 2008-09-16 Richard Guenther <rguenther@suse.de>
5155 PR tree-optimization/37508
5156 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5158 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5160 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5162 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5164 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5165 use gen_floatdidf2 directly.
5166 (floatunssidf2): Likewise.
5167 (floatsidf_ppc64_mfpgpr): Remove.
5168 (floatsidf_ppc64): Remove.
5169 (floatunssidf_ppc64): Remove.
5171 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5173 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5174 rather than update_cost_queue.
5176 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5177 in every call starting with the second one, instead of only when
5178 alias_bitmap_obstack.elements != NULL.
5180 * tree-predcom.c (filter_suitable_components): Free all refs in
5181 act->refs vector before calling release_component.
5182 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5184 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5186 * tree-loop-linear.c (linear_transform_loops): Initialize
5187 lambda_obstack only after calling perfect_loop_nest_depth.
5188 Goto free_and_continue instead of just continue for later failures.
5191 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5194 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5196 2008-09-14 Andreas Schwab <schwab@suse.de>
5198 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5200 2008-09-14 Jan Hubicka <jh@suse.cz>
5202 * invoke.texi (-fconserve-stack): Document.
5203 * opts.c (decode_options): Handle conserve_stack.
5204 * common.opt (fconvserve_stack): New.
5206 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5208 * config.host: Add x-aix to host_xmake_file.
5209 * config/rs6000/t-aix52: Do not override LDFLAGS.
5210 * config/rs6000/x-aix: New file.
5212 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5218 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5219 is not recognized as a valid register usage. Allow REG_X to be used
5221 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5222 forces a reload when using a base register.
5224 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5226 * config/i386/cygming-crtend.c (register_frame_ctor): If
5227 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5228 directly with atexit.
5229 (deregister_frame_ctor): Rename to ...
5230 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5231 if !DEFAULT_USE_CXA_ATEXIT.
5233 2008-09-13 Jan Hubicka <jh@suse.cz>
5235 * cgraph.c: Include value-prof.h
5236 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5238 2008-09-13 Jan Hubicka <jh@suse.cz>
5241 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5242 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5243 tree_gen_one_value_profiler, tree_gen_average_profiler,
5244 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5246 2008-09-13 Jan Hubicka <jh@suse.cz>
5248 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5249 too many bytes on misalligned blocks.
5251 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5253 * doc/cfg.texi: Fix some typos.
5254 * doc/extend.texi: Likewise.
5255 * doc/install.texi: Likewise.
5256 * doc/invoke.texi: Likewise.
5257 * doc/rtl.texi: Likewise.
5258 * doc/tree-ssa.texi: Likewise.
5260 2008-09-13 Richard Guenther <rguenther@suse.de>
5263 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5264 gimple stores for memory rhs.
5266 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5268 PR rtl-optimization/37489
5269 * cse.c (fold_rtx): Don't return const_true_rtx for float
5270 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5272 2008-09-13 Jan Hubicka <jh@suse.cz>
5274 PR tree-optimization/37392
5275 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5277 2008-09-13 Martin Jambor <mjambor@suse.cz>
5278 Jan Hubicka <jh@suse.cz>
5280 * cgraph.c (free_edges): New variable.
5281 (NEXT_FREE_EDGE): New macro.
5282 (cgraph_free_edge): New function.
5283 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5284 (cgraph_node_remove_callees): Likewise.
5285 (cgraph_node_remove_callers): Likewise.
5286 (cgraph_create_edge): Reuse edges from the free list. Do not
5287 update uid if doing so.
5288 (cgraph_remove_*_hook): Add free call.
5290 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5292 * ira-color.c (conflict_allocno_vec): Delete.
5293 (update_cost_queue_elem): New structure.
5294 (update_cost_queue): New variable.
5295 (update_cost_queue_tail): Likewise.
5296 (update_cost_queue_elems): Likewise.
5297 (allocno_update_cost_check): Delete.
5298 (initiate_cost_update): Allocate update_cost_queue_elems
5299 instead of allocno_update_cost_check.
5300 (finish_cost_update): Update the free()s accordingly.
5301 (start_update_cost): New function.
5302 (queue_update_cost): Likewise.
5303 (get_next_update_cost): Likewise.
5304 (update_copy_costs_1): Inline into...
5305 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5306 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5307 once we've established they are equal. Don't allocate update
5308 costs if there is nothing to add to them.
5309 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5310 DIVISOR arguments. Use a queue instead of recursive calls;
5311 process all the allocnos in the initial queue, rather than
5313 (assign_hard_reg): Use queue_update_cost instead of
5314 conflict_allocno_vec. Queue coalesced allocnos instead
5315 of calling update_conflict_hard_regno_costs for each one.
5316 Just call update_conflict_hard_regno_costs once for the
5318 (ira_color): Remove conflict_allocno_vec handling.
5320 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5322 PR tree-optimization/37484
5323 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5324 (save_var_name): Same.
5325 (initialize_cloog_names): Same.
5326 (initialize_cloog_names): Same.
5328 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5330 * tree-scalar-evolution.c (set_instantiated_value): Set
5333 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5337 * ira-build.c (common_loop_tree_node_dominator): Remove.
5338 (copy_live_ranges_to_removed_store_destinations): New function.
5339 (regno_top_level_allocno_map): Move to top level from ...
5340 (ira_flattening): ... here. Use
5341 copy_live_ranges_to_removed_store_destinations.
5343 * ira-emit.c (generate_edge_moves): Fix a comment.
5345 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5348 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5349 scratch register after 'set' pattern.
5351 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5353 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5354 information passed to mark_reg_pointer.
5355 * explow.c (force_reg): Likewise.
5357 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5359 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5360 when building for the celledp architecture.
5362 2008-09-12 Richard Guenther <rguenther@suse.de>
5364 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5366 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5368 PR rtl-optimization/37424
5369 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5370 the regnos instead of the addresses.
5372 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5374 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5376 2008-09-11 Richard Guenther <rguenther@suse.de>
5378 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5379 entering the weaker equivalence recording.
5381 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5383 2008-09-11 Jeff Law <law@redhat.com>
5385 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5386 by assign_stack_local on the IRA path for stack slot sharing
5387 as well as the non-IRA path.
5389 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5391 * config/i386/i386.h: Fix whitespace issues.
5393 2008-09-11 Martin Jambor <mjambor@suse.cz>
5395 * ipa-prop.h (struct ipa_param_flags): Removed.
5396 (struct ipa_param_descriptor): New structure.
5397 (struct ipa_node_params): ipcp_lattices, param_decls and
5398 param_flags moved to ipa_param_description.
5399 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5400 descriptors. Renamed all users.
5401 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5402 changed to access descriptors. Renamed all users.
5403 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5404 to access descriptors. Renamed all users.
5405 * ipa-cp.c (ipcp_init_cloned_node): Call
5406 ipa_initialize_node_params instead of ipa_count_formal_params and
5407 ipa_create_param_decls_array.
5408 (ipcp_analyze_node): Likewise.
5409 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5410 descriptors. Renamed all users.
5411 (ipcp_initialize_node_lattices): Remove allocation.
5412 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5413 ipa_initialize_node_params instead of ipa_count_formal_params and
5414 ipa_create_param_decls_array.
5415 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5416 ipa_populate_param_decls, made static, added parameter info,
5417 renamed mt to node, removed allocation, changed to use
5419 (ipa_count_formal_params): Made static, added parameter info,
5421 (ipa_initialize_node_params): New function.
5422 (ipa_check_stmt_modifications): Changed to use descriptors.
5423 (ipa_detect_param_modifications): Removed allocation, changed to
5425 (ipa_note_param_call): Changed to use descriptors.
5426 (ipa_analyze_params_uses): Removed allocation.
5427 (ipa_free_node_params_substructures): Changed to use descriptors.
5428 (ipa_edge_duplication_hook): Use the unused attribute.
5429 (ipa_node_duplication_hook): Use the unused attribute, changed to
5430 use descriptors, changed to duplicate descriptors.
5432 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5433 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5434 indirect inlining. Made static.
5435 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5436 functions called only once.
5437 (cgraph_decide_recursive_inlining): Don't call
5438 ipa_propagate_indirect_call_infos, pass new_edges to
5439 cgraph_mark_inline_edge instead.
5440 (cgraph_decide_inlining_of_small_functions): Don't call
5441 ipa_propagate_indirect_call_infos, pass new_edges to
5442 cgraph_mark_inline_edge instead.
5443 (cgraph_decide_inlining): Don't call
5444 ipa_propagate_indirect_call_infos.
5445 * ipa-prop.c: Check that vectors are allocated.
5447 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5448 iff a new cgraph edges have been created.
5449 (cgraph_decide_inlining): New variable redo_always_inline.
5450 Flattening and always_inlining loop until callgraph stabilizes.
5451 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5452 true iff new cgraph edges have been created.
5453 (propagate_info_to_inlined_callees): Likewise.
5454 (ipa_propagate_indirect_call_infos): Likewise.
5456 2008-09-11 Richard Guenther <rguenther@suse.de>
5458 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5459 (set_prologue_iterations): Likewise.
5460 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5462 (vect_update_init_of_dr): Likewise.
5463 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5465 * fold-const.c (fold_unary): Do not generate calculations
5468 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5470 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5471 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5472 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5474 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5476 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5477 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5478 before finalizing the changes.
5479 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5481 (simplify_truth_ops_using_ranges): New.
5482 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5483 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5484 whether a simplification was made.
5485 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5486 use a switch statement and also call simplify_truth_ops_using_ranges.
5488 2008-09-11 Jan Hubicka <jh@suse.cz>
5490 * ggc-common.c (loc_array): Make static.
5491 * dce.c (rest_of_handle_ud_dce): Free worklist.
5493 2008-09-11 Jan Hubicka <jh@suse.cz>
5495 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5496 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5497 function so we are sure we do not dangle it forever.
5498 * function.c (outer_function_chain, find_function_data): Remove.
5499 (function_context_stack): New.
5500 (push_function_context, pop_function_context): Update.
5501 * function.h (struct function): Remove pointer outer.
5502 (outer_function_chain, find_function_data): Remove.
5503 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5505 2008-09-11 Jan Hubicka <jh@suse.cz>
5508 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5510 2008-09-11 Jan Hubicka <jh@suse.cz>
5512 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5514 2008-09-11 Jan Hubicka <jh@suse.cz>
5516 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5517 (free_var_map_entry): New function.
5518 (redirect_edge_var_map_destroy): Use it.
5520 2008-09-11 Jan Hubicka <jh@suse.cz>
5523 * tree-inline.c (add_lexical_block): Replace with ...
5524 (prepend_lexical_block): ... prepend at begginig.
5525 (remap_blocks): Use it and reverse later.
5526 (expand_call_inline): Use prepend_lexical_block.
5528 2008-09-11 Jan Hubicka <jh@suse.cz>
5530 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5532 2008-09-11 Jan Hubicka <jh@suse.cz>
5534 * function.c (free_after_compilation): Call insn_locators_free.
5535 * cfglayout.c (insn_locators_free): New function.
5536 * rtl.h (insn_locators_free): Declare.
5538 2008-09-11 Jan Hubicka <jh@suse.cz>
5540 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5542 (cond_move_process_if_block): Update call.
5544 2008-09-11 Jan Hubicka <jh@suse.cz>
5546 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5547 * vec.c: Include hashtab.h
5548 (vec_descriptor, ptr_hash_entry): New structures.
5549 (vec_desc_hash, vec_ptr_map): New static variables.
5550 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5551 register_overhead, free_overhead, vec_heap_free): New functions.
5552 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5553 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5554 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5557 2008-09-11 Ira Rosen <irar@il.ibm.com>
5559 PR tree-optimization/37474
5560 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5561 length of load permutation.
5563 2008-09-11 Andreas Schwab <schwab@suse.de>
5565 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5567 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5570 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5571 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5572 simplify_gen_subreg.
5574 2008-09-11 Ira Rosen <irar@il.ibm.com>
5576 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5579 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5582 * gimplify.c (gimplify_body): Call default_rtl_profile.
5585 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5586 instead of tok->val.node if not expanding to something else. Handle
5587 intervening CPP_PADDING tokens.
5588 (altivec_categorize_keyword): Remove unneeded comparisons.
5590 2008-09-10 Richard Guenther <rguenther@suse.de>
5592 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5594 2008-09-10 Richard Guenther <rguenther@suse.de>
5597 * tree-inline.c (insert_init_stmt): Make sure to not
5598 insert invalid gimple stores.
5600 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5602 PR tree-optimization/37388
5603 * toplev.c (process_options): Fail and warn when graphite
5604 flags are used, but the compiler has not been configured
5605 with graphite libraries.
5606 * graphite.c (graphite_transform_loops): Remove printfs
5607 to dump_file for the case when graphite is not available.
5609 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5612 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5613 the even element into register.
5614 (ix86_expand_vector_init_general): Don't use
5615 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5616 if we can't move from GPR to SSE register directly.
5618 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5620 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5621 not lose track of the number of NOPs needed. Number of NOPs needed
5622 for sync vs. loads workaround was switched; corrected. Run second
5623 pass for all workarounds. No NOPs needed after call insns. Change
5624 second pass to use find_next_insn_start and find_load helpers in order
5625 to properly detect parallel insns.
5626 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5628 2008-09-10 Jan Hubicka <jh@suse.cz>
5630 * value-prof.c (gimple_ic): Fix tuplification bug.
5631 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5634 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5636 PR tree-optimization/37353
5637 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5638 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5639 calls instead of cond_dead_built_in_calls.
5640 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5641 initalize the vector only before adding first entry. Use VEC_safe_push
5642 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5643 shrink_wrap_conditional_dead_built_in_calls call.
5645 2008-09-10 Ira Rosen <irar@il.ibm.com>
5647 PR tree-optimization/37385
5648 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5649 argument, and use it as a vector type if not NULL.
5650 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5652 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5653 additional argument.
5654 (vectorizable_load): Likewise.
5656 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5658 * config/i386/i386.md (SWI32): New mode iterator.
5659 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5662 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5664 PR rtl-optimization/37435
5665 * caller-save.c (insert_restore, insert_save): Check the mode by
5668 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5671 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5673 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5676 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5678 * doc/invoke.texi (ARM Options): Correct errors in discussion
5679 of -mfloat-abi, -mhard-float, and -msoft-float.
5681 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5682 Jan Hubicka <jh@suse.cz>
5685 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5686 calling gimple_regimplify_operands on it. Iterate over all newly
5687 added statements, not just the last one.
5688 (insert_init_stmt): Insert stmt into seq first, then call
5689 gimple_regimplify_operands on it. Don't create new gimplification
5690 context, nor find referenced vars.
5692 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5695 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5696 to pointer to vector pointer.
5697 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5698 propagate_info_to_inlined_callees): Likewise.
5699 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5700 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5701 ipa_check_create_edge_args.
5702 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5703 argument to pointer to vector pointer.
5704 (cgraph_decide_inlining_of_small_function): Adjust
5705 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5709 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5710 optimizing for size, not speed.
5712 PR rtl-optimization/37408
5713 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5714 if parm is promoted.
5716 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5718 PR tree-optimization/37375
5719 * tree-scalar-evolution.c (scev_info_str): Add field
5721 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5722 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5723 set_instantiated_value): Pass instantiated_below.
5724 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5726 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5727 the definitions are not instantiated.
5729 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5730 (block_before_loop): New.
5731 * tree-data-ref.c (dr_analyze_indices): Update uses of
5733 * graphite.c (block_before_scop): New.
5734 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5735 basic block, not a loop for determining the parameters.
5736 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5738 (idx_record_params, find_params_in_bb, find_scop_parameters,
5739 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5740 to instantiate_scev.
5742 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5744 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5748 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5750 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5751 Check zero freq and increase if necessary.
5753 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5755 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5756 regno is in the right range. Add comments.
5758 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5760 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5762 * mips-tfile.c (copy_object): Cast alloca result to int *.
5763 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5765 Rename class to sclass.
5766 (read_tfile): Cast read_seek return values to proper types.
5767 Cast xcalloc return value to proper type.
5769 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5771 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5772 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5773 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5775 2008-09-09 Jan Hubicka <jh@suse.cz>
5777 * profile.c (is_edge_inconsistent): Add debug output; ignore
5778 negative count on fake edges.
5779 (is_inconsistent): Add debug output.
5781 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5783 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5785 (choose_ready): When first insn is chosen from the ready list, also
5788 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5790 PR rtl-optimization/37360
5791 * haifa-sched.c (max_issue): Do not assert that we never issue more
5792 insns than issue_rate. Add comment.
5794 2008-09-09 Richard Guenther <rguenther@suse.de>
5796 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5797 (verify_types_in_gimple_call): Rename to ...
5798 (verify_gimple_call): ... this. Enhance.
5799 (verify_types_in_gimple_cond): Remove.
5800 (verify_gimple_comparison): New function ...
5801 (verify_types_in_gimple_assign): ... split out from here.
5802 (verify_types_in_gimple_return): Rename to ...
5803 (verify_gimple_return): ... this. Enhance.
5804 (verify_types_in_gimple_switch): Rename to ...
5805 (verify_gimple_switch): ... this. Enhance.
5806 (verify_gimple_goto): New function.
5807 (verify_types_in_gimple_phi): Rename to ...
5808 (verify_gimple_phi): ... this. Enhance.
5809 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5810 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5811 (verify_types_in_gimple_seq_2): Remove cases handled in
5812 verify_types_in_gimple_stmt.
5814 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5816 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5817 (push_multiple_operation, pop_multiple_operation): Set it.
5818 (workaround_rts_anomaly): New function.
5819 (workaround_speculation): New function, broken out of bfin_reorg.
5820 (bfin_reorg): Call the new functions.
5822 2008-09-09 Richard Guenther <rguenther@suse.de>
5826 * gimplify.c (gimplify_conversion): Change conversions of
5827 non-register type to VIEW_CONVERT_EXPRs.
5828 (gimplify_addr_expr): If we need to make the operand
5829 addressable make sure to use a properly initialized
5830 temporary for that so it gets a valid gimple store.
5832 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5834 * function.h (struct function): Add function_start_locus.
5835 * cfgexpand.c (gimple_expand_cfg): Use it.
5836 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5838 2008-09-09 Richard Guenther <rguenther@suse.de>
5840 PR tree-optimization/37433
5841 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5844 2008-09-09 Richard Guenther <rguenther@suse.de>
5846 PR tree-optimization/37387
5847 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5848 and bits to a common type.
5850 2008-09-09 Nick Clifton <nickc@redhat.com>
5852 * config/v850/v850.md (return): Restore frame size restriction.
5854 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5856 * c-common.c (c_expand_decl): Remove.
5857 * c-common.h (anon_aggr_type_p): Remove prototype.
5858 (DECL_ANON_UNION_ELEMS): Remove.
5859 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5860 * c-decl.c (anon_aggr_type_p): Remove.
5861 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5862 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5863 * langhooks.h (struct lang_hooks): Remove expand_decl.
5864 * langhooks.c (lhd_expand_decl): Remove.
5865 * stmt.c (expand_anon_union_decl): Remove.
5866 * tree.h (expand_anon_union_decl): Remove prototype.
5868 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5871 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5873 * config/avr/avr.md (QISI) : Define mode iterator.
5874 (negated_tst<mode>) : Redefine as split using mode macro.
5875 (reversed_tstqi): Define insn as reversed compare with zero.
5876 (reversed_tsthi): Ditto.
5877 (reversed_tstsi): Ditto.
5879 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5882 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5883 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5886 * predict.c (optimize_function_for_size_p): Don't segfault if
5888 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5889 tree_swap_operands_p): Don't test cfun != NULL before calling
5890 optimize_function_for_s*_p.
5892 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5894 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5897 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5899 * crx/crx.h (IRA_COVER_CLASSES): Define.
5901 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5904 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5905 even when a stmt has been gimple_modified_p, but after fold_stmt is
5906 not any longer. Remove unneeded may_have_exposed_new_symbols
5909 2008-09-08 Richard Guenther <rguenther@suse.de>
5911 PR tree-optimization/37421
5912 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5915 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5918 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5920 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5923 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5924 * pa-hpux10.h (LINK_SPEC): Likewise.
5925 * pa-hpux11.h (LINK_SPEC): Likewise.
5927 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5929 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5930 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5932 2008-09-07 Helge Deller <deller@gmx.de>
5934 * pa/linux-atomic.c: New file.
5935 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5936 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5938 2008-09-07 Richard Guenther <rguenther@suse.de>
5939 Ira Rosen <irar@il.ibm.com>
5941 PR tree-optimization/36630
5942 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5943 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5945 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5946 Ira Rosen <irar@il.ibm.com>
5948 PR tree-optimization/35642
5949 * config/rs6000/altivec.md (mulv8hi3): Implement.
5951 2008-09-06 Jeff Law <law@redhat.com>
5953 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5955 2008-09-06 Jan Hubicka <jh@suse.cz>
5957 PR tree-optimization/14703
5958 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5960 * passes.c (init_optimization_passes): Recompute inline parameters.
5962 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5964 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5967 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5968 Peter Fuerst <post@pfrst.de>
5970 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5971 * doc/extend.texi: Document __builtin_mips_cache.
5972 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5973 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5974 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5975 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5976 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5977 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5978 (set_push_mips_isas): New variable.
5979 (mips_r10k_cache_barrier): New variable.
5980 (cache): New availability predicate.
5981 (mips_builtins): Add an entry for __builtin_mips_cache.
5982 (mips_build_cvpointer_type): New function.
5983 (MIPS_ATYPE_CVPOINTER): New macro.
5984 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5986 (r10k_simplified_address_p, r10k_simplify_address)
5987 (r10k_uncached_address_p, r10k_safe_address_p)
5988 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5989 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5990 (r10k_insert_cache_barriers): New functions.
5991 (mips_reorg_process_insns): Delete cache barriers after a
5992 branch-likely instruction.
5993 (mips_reorg): Call r10k_insert_cache_barriers.
5994 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5995 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5996 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5997 (mips_cache, r10k_cache_barrier): New define_insns.
5999 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6001 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6002 * ira-color.c (setup_allocno_left_conflicts_num): Use
6003 hard_reg_set_equal_p instead of a comparison with
6004 ira_zero_hard_reg_set.
6005 * ira.c (setup_reg_subclasses): Likewise.
6006 (setup_cover_and_important_classes): Likewise.
6007 (setup_class_translate): Likewise.
6008 (setup_reg_class_intersect_union): Likewise.
6009 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6010 (ira_init_once): Don't initialize them.
6012 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6014 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6016 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6018 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6020 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6022 Improved branch hints, safe hints, and scheduling.
6024 * haifa-sched.c (sched_emit_insn) : Define.
6025 * sched-int.h (sched_emit_insn) : Add prototype.
6026 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6027 -mhint-max-distance -msafe-hints) : Document.
6028 * config/spu/spu.c (spu_flag_var_tracking): New.
6029 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6030 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6031 TARGET_ASM_FILE_START): Define.
6032 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6033 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6034 (spu_emit_branch_hint): Add blocks argument.
6035 (insert_branch_hints, insert_nops): Remove.
6036 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6037 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6038 spu_sched_reorder, asm_file_start): New functions.
6039 (clock_var, spu_sched_length, pipe0_clock,
6040 pipe1_clock, prev_clock_var, prev_priority,
6041 spu_ls_first, prev_ls_clock): New static variables.
6042 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6043 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6044 (nopn_nv): Add a non-volatile version of nop.
6045 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6046 -mhint-max-distance, -msafe-hints): New options.
6048 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6049 Samuel Tardieu <sam@rfc1149.net>
6051 * opts.c (decode_options): Combine nested if statements.
6054 * opts.c (decode_options): Handle more relationships among
6055 unit-at-a-time, toplevel-reorder, and section-anchors.
6057 2008-09-05 David Daney <ddaney@avtrex.com>
6059 * doc/install.texi (--enable-reduced-reflection): Document new option.
6061 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6063 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6065 (constantpool_operand): New.
6066 (move_operand): Disallow sub-word modes for the constant pool.
6067 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6068 (xtensa_secondary_reload_class): Replace with....
6069 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6070 Set icode for sub-word reloads from the constant pool.
6071 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6072 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6073 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6074 * config/xtensa/xtensa-protos.h: Update prototypes.
6076 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6078 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6079 (REG_CLASS_NAMES): Update.
6080 (REG_CLASS_CONTENTS): Update.
6081 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6082 of ALL_REGS for regs 77 and 78.
6083 * function.c (instantiate_virtual_regs_in_insn): Assert that
6084 return value of simplify_gen_subreg is not NULL.
6086 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6088 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6089 (gen_rtvec_v): Fix coding standards.
6091 2008-09-04 Jan Hubicka <jh@suse.cz>
6093 * i386.c (decide_alg): Be more conservative about optimizing for size.
6095 2008-09-04 Ian Lance Taylor <iant@google.com>
6097 * varasm.c (narrowing_initializer_constant_valid_p): New
6099 (initializer_constant_valid_p): Call it.
6101 2008-09-04 Jeff Law <law@redhat.com>
6103 * fold-const.c (native_encode_real): Fix computation of WORDS.
6104 (native_interpret_real): Likewise.
6106 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6108 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6110 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6112 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6113 that the cost is already taken into account in ira-costs.c
6115 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6117 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6118 ira_debug_copies): New.
6119 (ira_bulid): Call print_copies.
6121 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6123 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6126 * config/rs6000/rs6000.c (optimization_options): Remove check of
6127 flag_toplevel_order.
6129 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6131 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6132 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6133 second operand is a reg_imm10_operand.
6134 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6135 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6136 (*seq_<GPR:mode><GPR2:mode>): Rename to
6137 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6139 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6140 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6142 (*sne_<GPR:mode><GPR2:mode>): Rename to
6143 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6146 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6148 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6149 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6150 combining an arithmetic right shift by more than 31 and a
6151 trunction. Don't match for out-of-range shift amounts. Set
6152 attribute mode to <MODE>.
6153 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6154 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6155 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6156 shifts by less than 32.
6157 (extv): Change predicate on first operand to accept registers.
6158 Change predicate of the other operands from immediate_operand to
6159 const_int_operand. Expand exts when source is a register.
6160 (extzv): Change predicate of the constant operands from
6161 immediate_operand to const_int_operand.
6162 (extzv<mode>): Change predicate of the constant operands from
6163 immediate_operand to const_int_operand and no constraint. Also
6165 (*extzv_trunc<mode>_exts): New pattern.
6167 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6169 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6170 * config/mips/mips-protos.h (mask_low_and_shift_p,
6171 mask_low_and_shift_len): Declare.
6172 * config/mips/mips.c (mask_low_and_shift_p,
6173 mask_low_and_shift_len): New functions.
6174 (mips_print_operand): Handle new operand prefix "m".
6175 * config/mips/mips.md (*cins<mode>): New pattern.
6177 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6179 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6180 optimizing for size.
6182 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6184 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6185 regardless of epilogue_completed.
6187 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6190 * ira-lives.c (process_bb_node_lives): Check setjmp.
6192 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6195 * ira-build.c (form_loop_tree): Reverse BB walk.
6196 (create_bb_allocnos): Likewise.
6197 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6198 (mark_reg_store): Rename to...
6199 (mark_ref_live): ...this and take a df_ref argument instead of
6200 note_stores arguments. Assert that we have a register.
6201 (mark_reg_clobber): Delete.
6202 (def_conflicts_with_inputs_p): New function.
6203 (mark_reg_conflicts): Delete.
6204 (mark_reg_death): Rename to...
6205 (mark_ref_dead): ...this and take a df_ref argument instead of
6206 a register. Assert that we have a register.
6207 (process_bb_node_lives): Hoist frequency calculation out of
6208 instruction walk. Convert from a forwards scan to a backwards scan.
6209 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6210 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6211 (create_allocno_live_ranges): Don't create regs_set.
6213 2008-09-04 Ian Lance Taylor <iant@google.com>
6215 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6216 or REG_LABEL_TARGET.
6217 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6218 comparing MODE with MEM.
6219 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6220 comparing with GF_PREDICT_TAKEN.
6221 (gimple_get_lhs): Change code to enum gimple_code.
6222 (gimple_set_lhs): Likewise.
6223 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6224 * omp-low.c (find_omp_clause): Change kind parameter to enum
6226 * tree-flow.h (find_omp_clause): Update declaration.
6227 * regrename.c (clear_dead_regs): Change kind parameter to enum
6229 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6231 * see.c (see_get_extension_data): Change return type to enum
6232 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6233 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6234 (see_gen_normalized_extension): Change extension_code parameter to
6236 (see_seek_pre_extension_expr): Change extension_code to enum
6238 (see_merge_one_def_extension): Likewise.
6239 (see_handle_relevant_defs): Likewise.
6240 (see_handle_relevant_uses): Likewise.
6241 (see_analyze_one_def): Likewise.
6242 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6243 GIMPLE_ASM rather than ASM_EXPR.
6244 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6245 GIMPLE_RETURN rather than RETURN_EXPR.
6246 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6247 (evaluate_stmt): Likewise.
6248 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6249 to enum vect_relevant.
6250 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6251 compare gimple codes with tree codes.
6253 2008-09-04 Paul Brook <paul@codesourcery.com>
6255 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6257 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6259 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6260 pointer check lost in the recent no-unit-at-a-time patch.
6262 2008-09-04 Jan Hubicka <jh@suse.cz>
6265 * tree-switch-conversion.c (check_final_bb): Accept only IP
6268 2008-09-04 Jan Hubicka <jh@suse.cz>
6270 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6272 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6273 using_ranges argument.
6274 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6275 (vrp_visit_cond_stmt): Update call of
6276 vrp_evaluate_conditional_warnv_with_ops
6278 2008-09-04 Jan Hubicka <jh@suse.cz>
6280 PR tree-optimization/37345
6281 PR tree-optimization/37358
6282 PR tree-optimization/37357
6283 * tree.c (build_function_type_skip_args): Build distinct type copy;
6285 (build_function_decl_skip_args): Set type of new decl not orig decl;
6286 clear DECL_VINDEX for methods turned into functions.
6288 2008-09-04 Nick Clifton <nickc@redhat.com>
6290 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6291 * configure: Regenerate.
6292 * config.in: Regenerate.
6293 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6294 alignment field, if it is supported.
6296 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6298 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6301 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6303 * config/rs6000/rs6000.c (processor_target_table): Do not
6304 enable VMX for POWER6.
6306 2008-09-03 Anton Blanchard <anton@samba.org>
6308 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6309 emit memory barrier before operation.
6311 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6314 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6315 default_elf_asm_output_external.
6317 2008-09-03 Jeff Law <law@redhat.com>
6319 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6321 2008-09-03 Richard Henderson <rth@redhat.com>
6323 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6324 memory barrier to below the test-and-set.
6325 (alpha_split_lock_test_and_set_12): Likewise.
6327 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6331 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6334 * ira-color.c (print_loop_title): Use all_allocnos.
6335 (color_pass): Ditto. Don't add border_allocnos. Check that
6336 subloop allocno in the correspdoning bitmap all_allocnos.
6338 * ira-emit.c (change_loop): Use all_allocnos.
6340 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6341 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6342 (create_cap_allocno): Remove setting mentioned_allocnos.
6343 (create_insn_allocnos): Ditto.
6344 (remove_unnecessary_allocnos): Use all_allocnos.
6345 (check_allocno_creation): Check that allocnos are in the
6346 corresponding bitmap all_allocnos.
6348 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6352 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6353 (process_regs_for_copy): Process subregs. Refine check when cost
6354 is taken into account in ira-costs.c.
6355 (process_reg_shuffles): Use REG_SUBREG_P.
6356 (add_insn_allocno_copies): Ditto. Ignore modes.
6358 * ira-color.c (conflict_allocno_vec): New.
6359 (COST_HOP_DIVISOR): New macro.
6360 (update_copy_costs_1): Use it.
6361 (update_conflict_hard_regno_costs): New function.
6362 (assign_hard_reg): Use it.
6363 (ira_color): Allocate and free conflict_allocno_vec.
6365 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6369 * ira-int.h (ira_sort_insn_chain): Remove.
6371 * ira.c (basic_block_order_nums, chain_insn_order,
6372 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6373 (ira): Don't call ira_sort_insn_chain.
6375 * reload1.c (reload): Don't call ira_sort_insn_chain.
6377 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6380 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6381 which become non throw.
6382 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6383 update_call_expr after updating the flags on the decl.
6385 2008-09-03 Jan Hubicka <jh@suse.cz>
6387 PR tree-optimization/37315
6388 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6389 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6390 (cgraph_analyze_functions): Use node->analyzed
6391 (cgraph_mark_functions_to_output): Likewise.
6392 (cgraph_expand_function): All functions can be released after
6394 (cgraph_optimize): Use gimple_has_body_p.
6395 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6396 (cgraph_decide_inlining_incrementally): Likewise.
6397 (inline_transform): Inline transform.
6398 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6400 (inlinable_function_p): Drop gimple_body check.
6401 (expand_call_inline): Use gimple_has_body_p.
6402 * gimple.c (gimple_has_body_p): New.
6403 * gimple.h (gimple_has_body_p): Add prototype.
6404 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6405 (dump_function_to_file): Use gimple_has_body_p check.
6407 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6410 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6412 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6414 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6416 From Michael Frysinger <michael.frysinger@analog.com>
6417 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6418 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6421 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6424 * doc/extend.texi: Document picoChip builtin functions.
6425 * doc/invoke.texi: Document picoChip options.
6426 * doc/contrib.texi: Add picoChip contribution.
6427 * doc/md.texi: Document picoChip constraints.
6428 * config.gcc: Add picochip-*-*.
6429 * config/picochip/: Add new port.
6431 2008-09-03 Richard Guenther <rguenther@suse.de>
6433 PR tree-optimization/37328
6434 * tree-sra.c (sra_build_assignment): Gimplify properly.
6435 (generate_copy_inout): Take the correct stmt as definition,
6436 remove bogus assert.
6438 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6440 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6443 From Michael Frysinger <michael.frysinger@analog.com>
6444 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6446 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6448 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6449 (__gthread_setspecific): Revert 2008-08-31 change to
6450 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6452 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6454 * diagnostic.c (error_at): New.
6455 * toplev.h (error_at): New prototype.
6456 * c-typeck.c (build_array_ref): Call error_at instead of error.
6457 Pass location to pedwarn.
6459 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6461 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6463 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6465 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6466 VAR_DECL and CONST_DECL.
6468 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6469 Jakub Jelinek <jakub@redhat.com>
6471 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6472 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6473 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6474 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6475 Don't set ix86_save_varrargs_registers.
6476 (ix86_setup_incoming_varargs): Assume cum != NULL.
6477 (ix86_va_start): Check ix86_varargs_gpr_size and
6478 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6479 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6480 from frame pointer if ix86_varargs_gpr_size == 0.
6481 (ix86_compute_frame_layout): Updated.
6482 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6483 (ix86_varargs_gpr_size): Define.
6484 (ix86_varargs_fpr_size): Likewise.
6485 (machine_function): Remove save_varrargs_registers.
6486 Add varargs_gpr_size and varargs_fpr_size.
6488 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6490 * config/alpha/alpha.c (va_list_skip_additions,
6491 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6492 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6495 PR tree-optimization/36766
6496 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6497 for already removed basic blocks.
6500 * real.c (real_maxval): Clear a lower bit to make real_maxval
6501 match get_max_float for IBM long double format.
6503 2008-09-02 Andreas Schwab <schwab@suse.de>
6505 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6506 * configure: Regenerate.
6508 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6510 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6511 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6512 checking for a non-VOID CONSTANT_P.
6514 2008-09-02 Jan Hubicka <jh@suse.cz>
6516 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6517 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6520 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6522 * expr.c (emit_group_store): Don't assert stack temp mode size.
6524 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6525 Tobias Grosser <grosser@fim.uni-passau.de>
6526 Jan Sjodin <jan.sjodin@amd.com>
6527 Harsha Jagasia <harsha.jagasia@amd.com>
6528 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6529 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6530 Adrien Eliche <aeliche@isty.uvsq.fr>
6532 Merge from graphite branch.
6535 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6536 * doc/invoke.texi (-floop-block, -floop-interchange,
6537 -floop-strip-mine): Document new flags.
6538 * tree-into-ssa.c (gimple_vec): Moved...
6539 * tree-loop-distribution.c (rdg_component): Moved...
6540 * cfgloopmanip.c: Include tree-flow.h.
6541 (update_dominators_in_loop): New.
6542 (create_empty_if_region_on_edge): New.
6543 (create_empty_loop_on_edge): New.
6544 (loopify): Use update_dominators_in_loop.
6545 * tree-pass.h (pass_graphite_transforms): Declared.
6546 * configure: Regenerate.
6547 * tree-phinodes.c (make_phi_node): Export.
6548 (add_phi_node_to_bb): New, split from create_phi_node.
6549 * tree-chrec.c (for_each_scev_op): New.
6550 * tree-chrec.h (for_each_scev_op): Declared.
6551 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6552 (remove_statement): Call get_phi_with_result.
6553 * config.in (HAVE_cloog): Undef.
6554 * gdbinit.in (pgg): New.
6555 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6556 * tree-ssa-loop.c (graphite_transforms): New.
6557 (gate_graphite_transforms): New.
6558 (pass_graphite_transforms): New.
6559 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6560 HAVE_cloog): Defined.
6561 * tree-vectorizer.c (rename_variables_in_bb): Export.
6562 * tree-data-ref.c (dr_may_alias_p): Export.
6563 (stmt_simple_memref_p): New.
6564 (find_data_references_in_stmt): Export.
6565 (find_data_references_in_loop): Export.
6566 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6567 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6568 (create_rdg_vertices): Export.
6569 (build_empty_rdg): New.
6570 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6571 * tree-data-ref.h (rdg_component): ... here.
6573 (struct data_reference): Add a field scop.
6575 (find_data_references_in_loop): Declared.
6576 (find_data_references_in_stmt): Declared.
6577 (create_rdg_vertices): Declared.
6578 (dr_may_alias_p): Declared.
6579 (stmt_simple_memref_p): Declared.
6580 (struct rdg_edge): Add a field ddr_p relation.
6581 (build_empty_rdg): Declared.
6582 * lambda.h (lambda_matrix): Declare a VEC of.
6583 (find_induction_var_from_exit_cond): Declared.
6584 (lambda_vector_compare): New.
6585 * common.opt (fgraphite, floop-strip-mine,
6586 floop-interchange, floop-block): New flags.
6587 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6588 * cfgloop.c (is_loop_exit): New.
6589 * cfgloop.h (is_loop_exit): Declared.
6590 (create_empty_if_region_on_edge): Declared.
6591 (create_empty_loop_on_edge): Declared.
6592 * tree-flow.h (add_phi_node_to_bb): Declared.
6593 (make_phi_node): Declared.
6594 (rename_variables_in_bb): Declared.
6595 (perfect_loop_nest_depth): Declared.
6596 (graphite_transform_loops): Declared.
6597 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6598 (graphite.o-warn): Add -Wno-error.
6599 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6600 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6601 (INCLUDES): Add PPLINC, CLOOGINC.
6602 (OBJS-common): Add graphite.o.
6603 (graphite.o): Add rule.
6604 * gimple.h (gimple_vec): ... here.
6605 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6606 * passes.c (init_optimization_passes): Schedule
6607 pass_graphite_transforms.
6609 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6612 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6613 and -fno-toplevel-reorder after handle_options.
6615 2008-09-02 Paul Brook <paul@codesourcery.com>
6617 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6618 (arm_override_options): Set arm_tune_cortex_a9.
6619 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6620 (arm_issue_rate): Handle cortexa9.
6621 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6622 * config/arm/arm-cores.def: Add cortex-a9.
6623 * config/arm/arm-tune.md: Regenerate.
6624 * config/arm/arm.md: Include cortex-a9.md.
6625 (generic_sched, generic_vfp): Add cortexa9.
6626 * config/arm/cortex-a9.md: New file.
6628 2008-09-02 Richard Guenther <rguenther@suse.de>
6630 PR tree-optimization/37327
6631 * tree-vrp.c (register_new_assert_for): Make sure to not have
6632 TREE_OVERFLOW set on the bound.
6634 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6636 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6638 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6639 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6642 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6644 * gcc/config/spu/spu.md (divdf3): Removed.
6646 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6648 PR tree-optimization/37095
6649 * cgraph.c (cgraph_node): When creating new cgraph node after
6650 assembler_name_hash has been populated, record it in the hash
6653 2008-09-01 Paul Brook <paul@codesourcery.com>
6655 * doc/invoke.texi: Document -mword-relocations.
6656 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6657 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6658 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6659 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6660 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6661 (arm_emit_movpair): New function.
6662 (arm_print_operand <c>): Handle sybolic addresses.
6663 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6664 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6665 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6666 * config/arm/arm.opt: Add -mword-relocations.
6667 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6668 (arm_movt, arm_movw): New.
6670 2008-09-01 Paul Brook <paul@codesourcery.com>
6672 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6673 Allow Interworking on ARMv4 EABI based targets.
6674 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6675 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6677 2008-09-01 Paul Brook <paul@codesourcery.com>
6679 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6680 optimized LT0 test. Remove optimization for GT.
6682 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6684 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6685 openmp applications.
6686 * pa-hpux11.h (LIB_SPEC): Likewise.
6688 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6691 2008-09-01 Jan Hubicka <jh@suse.cz>
6693 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6694 present, use only counts; when guessed use only frequencies.
6695 (estimate_bb_frequencies): Use function_frequency.
6696 * profile.c (compute_branch_probabilities): Exit early when
6697 profile reading failed. Set profile_status.
6698 (branch_prob): Do not set profile_status.
6700 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6702 * tree.c (protected_set_expr_location): New.
6703 * tree.h (protected_set_expr_location): New prototype.
6704 * c-tree.h (build_array_ref): Add argument.
6705 (parser_build_unary_op): Same.
6706 * c-typeck.c (build_indirect_ref): Handle new location argument.
6707 (build_array_ref): Same.
6708 (parser_build_unary_op): Same.
6709 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6711 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6713 * c-common.c (finish_label_address_expr): Handle new location argument.
6714 * c-common.h (build_indirect_ref): Add argument.
6715 (finish_label_address_expr): Same.
6716 * c-parser.c (c_parser_unary_expression): Pass location to build
6718 (c_parser_postfix_expression): Same.
6720 2008-09-01 Paul Brook <paul@codesourcery.com>
6722 * config/arm/arm.md: Include cortex-r4f.md.
6723 (attr fpu): Update type list.
6724 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6725 fconstd, fcmps and fcmpd.
6726 (attr tune_cortexr4): Define.
6727 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6728 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6729 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6730 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6731 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6732 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6733 cortex_a8_vfp_farith: Ditto.
6734 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6735 * config/arm/cortex-r4.md: Use tune_cortexr4.
6736 * config/arm/cortex-r4f.md: New file.
6738 2008-09-01 Richard Guenther <rguenther@suse.de>
6740 PR tree-optimization/37305
6741 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6742 the result of constant conversions.
6743 (fold_gimple_assign): Likewise.
6745 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6747 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6748 #ifdef ENABLE_CHECKING.
6750 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6752 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6753 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6754 when !INSN_SCHEDULING.
6756 2008-09-01 Andreas Schwab <schwab@suse.de>
6758 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6760 2008-09-01 Paul Brook <paul@codesourcery.com>
6762 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6764 2008-09-01 Jan Hubicka <jh@suse.cz>
6766 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6768 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6770 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6771 * gimplify.c (gimplify_init_constructor): Add speed operand.
6772 * tree-sra.c (decide_block_copy): Likewise.
6773 * tree-inline.c (estimate_move_cost): Likewise.
6774 * config/alpha/alpha.h (MOVE_RATIO): Update.
6775 * config/frv/frv.c (MOVE_RATIO): Update.
6776 * config/spu/spu.h (MOVE_RATIO): Update.
6777 * config/sparc/sparc.h (MOVE_RATIO): Update.
6778 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6779 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6780 * config/cris/cris.h (MOVE_RATIO): Update.
6781 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6782 * config/arm/arm.h (MOVE_RATIO): Update.
6783 * config/pa/pa.md: Update uses of MOVE_RATIO
6784 * config/pa/pa.h (MOVE_RATIO): Update.
6785 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6786 CLEAR_RATIO, SET_RATIO): Update.
6787 * config/h8300/h8300.h (MOVE_RATIO): Update.
6788 * config/v850/v850.h (MOVE_RATIO): Update.
6789 * config/bfin/bfin.h (MOVE_RATIO): Update.
6791 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6792 Dmitry Melnik <dm@ispras.ru>
6793 Dmitry Zhurikhin <zhur@ispras.ru>
6794 Alexander Monakov <amonakov@ispras.ru>
6795 Maxim Kuvyrkov <maxim@codesourcery.com>
6797 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6798 sel-sched-dump.c, sel-sched-ir.c: New files.
6799 * Makefile.in (OBJS-common): Add selective scheduling object files.
6800 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6801 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6802 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6803 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6804 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6805 (make_forwarder_block): Update loop latch if we have redirected
6806 the loop latch edge.
6807 * cfgloop.c (get_loop_body_in_custom_order): New function.
6808 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6809 (CP_FALLTHRU_PREHEADERS): Likewise.
6810 (get_loop_body_in_custom_order): Declare.
6811 * cfgloopmanip.c (has_preds_from_loop): New.
6812 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6813 Assert that the preheader edge will be fall thru when it is set.
6814 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6815 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6816 fsel-sched-substitution, fselective-scheduling): New flags.
6817 * cse.c (hash_rtx_cb): New.
6819 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6820 sel_sched_insn_cnt): New counters.
6821 * final.c (compute_alignments): Export. Free dominance
6822 info after loop_optimizer_finalize.
6823 * genattr.c (main): Output maximal_insn_latency prototype.
6824 * genautomata.c (output_default_latencies): New.
6825 Factor its code from ...
6826 (output_internal_insn_latency_func): ... here.
6827 (output_internal_maximal_insn_latency_func): New.
6828 (output_maximal_insn_latency_func): New.
6829 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6830 (struct hard_reg_set_iterator): New.
6831 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6832 hard_reg_set_iter_next): New functions.
6833 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6834 * lists.c (remove_free_INSN_LIST_node,
6835 remove_free_EXPR_LIST_node): New functions.
6836 * loop-init.c (loop_optimizer_init): When
6837 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6838 calling create_preheaders.
6839 (loop_optimizer_finalize): Do not verify flow info after reload.
6840 * recog.c (validate_replace_rtx_1): New parameter simplify.
6841 Default it to true. Update all uses. Factor out simplifying
6843 (simplify_while_replacing): ... this new function.
6844 (validate_replace_rtx_part,
6845 validate_replace_rtx_part_nosimplify): New.
6846 * recog.h (validate_replace_rtx_part,
6847 validate_replace_rtx_part_nosimplify): Declare.
6848 * rtl.c (rtx_equal_p_cb): New.
6849 (rtx_equal_p): Use it.
6850 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6851 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6852 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6853 * vecprim.h: Add a vector type for unsigned int.
6854 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6855 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6856 ready_try, cycle_issued_insns, spec_info): Make global.
6857 (readyp): Initialize.
6858 (dfa_lookahead): New global variable.
6859 (old_max_uid, old_last_basic_block): Remove.
6860 (h_i_d): Make it a vector.
6861 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6863 (after_recovery, adding_bb_to_current_region_p):
6864 New variables to handle correct insertion of the recovery code.
6865 (struct ready_list): Move declaration to sched-int.h.
6866 (rgn_n_insns): Removed.
6867 (rtx_vec_t): Move to sched-int.h.
6868 (find_insn_reg_weight): Remove.
6869 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6870 (haifa_init_h_i_d, haifa_finish_h_i_d):
6871 New functions to initialize / finalize haifa instruction data.
6872 (extend_h_i_d, init_h_i_d): Rewrite.
6873 (unlink_other_notes): Move logic to add_to_note_list. Handle
6874 selective scheduler.
6875 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6876 find_fallthru_edge): Make global, remove static prototypes.
6877 (max_issue): Make global. Add privileged_n and state parameters. Use
6879 (extend_global, extend_all): Removed.
6880 (init_before_recovery): Add new param. Fix the handling of the case
6881 when we insert a recovery code before the EXIT which has a predecessor
6882 with a fallthrough edge to it.
6883 (create_recovery_block): Make global. Rename to
6884 sched_create_recovery_block. Update.
6885 (change_pattern): Rename to sched_change_pattern. Make global.
6886 (speculate_insn): Rename to sched_speculate_insn. Make global.
6887 Split haifa-specific functionality into ...
6888 (haifa_change_pattern): New static function.
6889 (sched_extend_bb): New static function.
6890 (sched_init_bbs): New function.
6891 (current_sched_info): Change type to struct haifa_sched_info.
6892 (insn_cost): Adjust for selective scheduling.
6893 (dep_cost_1): New function. Move logic from ...
6894 (dep_cost): ... here.
6895 (dep_cost): Use dep_cost_1.
6896 (contributes_to_priority_p): Use sched_deps_info instead of
6898 (priority): Adjust to work with selective scheduling. Process the
6899 corner case when all dependencies don't contribute to priority.
6900 (rank_for_schedule): Use ds_weak instead of dep_weak.
6901 (advance_state): New function. Move logic from ...
6902 (advance_one_cycle): ... here.
6903 (add_to_note_list, concat_note_lists): New functions.
6904 (rm_other_notes): Make static. Adjust for selective scheduling.
6905 (remove_notes, restore_other_notes): New functions.
6906 (move_insn): Add two arguments. Update assert. Don't call
6908 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6909 Remove more_issue, max_points. Move the code to initialize
6910 max_lookahead_tries to max_issue.
6911 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6912 ready. Adjust use of move_insn. Call restore_other_notes.
6914 (sched_init, sched_finish): Move Haifa-specific initialization/
6916 (haifa_sched_init, haifa_sched_finish): ... respectively.
6918 (setup_sched_dump): New function.
6919 (haifa_init_only_bb): New static function.
6920 (haifa_speculate_insn): New static function.
6921 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6922 (extend_ready, extend_all): Remove.
6923 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6924 (create_check_block_twin, add_to_speculative_block): Use
6925 haifa_insns_init instead of extend_global. Update to use new
6926 initialization functions. Change parameter. Factor out code from
6927 create_check_block_twin to ...
6928 (sched_create_recovery_edges) ... this new function.
6929 (add_block): Remove.
6930 (sched_scan_info): New.
6931 (extend_bb): Use sched_scan_info.
6932 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6933 static functions for walking through scheduling region.
6934 (sched_luids): New vector variable to replace uid_to_luid.
6935 (luids_extend_insn): New function.
6936 (sched_max_luid): New variable.
6937 (luids_init_insn): New function.
6938 (sched_init_luids, sched_finish_luids): New functions.
6939 (insn_luid): New debug function.
6940 (sched_extend_target): New function.
6941 (haifa_init_insn): New static function.
6942 (sched_init_only_bb): New hook.
6943 (sched_split_block): New hook.
6944 (sched_split_block_1): New function.
6945 (sched_create_empty_bb): New hook.
6946 (sched_create_empty_bb_1): New function.
6947 (common_sched_info, ready): New global variables.
6948 (current_sched_info_var): Remove.
6949 (move_block_after_check): Use common_sched_info.
6950 (haifa_luid_for_non_insn): New static function.
6951 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6952 (increase_insn_priority): New.
6953 * modulo-sched.c: (issue_rate): Remove static declaration.
6954 (sms_sched_info): Change type to haifa_sched_info.
6955 (sms_sched_deps_info, sms_common_sched_info): New variables.
6956 (setup_sched_infos): New.
6957 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6958 Do not call regstat_free_calls_crossed.
6959 (sms_print_insn): Use const_rtx.
6960 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6961 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6962 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6963 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6964 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6965 current_sched_info to use it.
6966 (enum reg_pending_barrier_mode): Move to sched-int.h.
6967 (h_d_i_d): New variable. Initialize to NULL.
6968 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6970 (estimate_dep_weak): Remove static declaration.
6971 (sched_has_condition_p): New function. Adjust users of
6972 sched_get_condition to use it instead.
6973 (conditions_mutex_p): Add arguments indicating which conditions are
6975 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6976 argument to indicate whether returned condition is reversed. Do not
6977 generate new rtx when condition should be reversed; indicate it by
6978 setting new argument instead.
6979 (add_dependence_list_and_free): Add deps parameter.
6980 Update all users. Do not free dependence list when
6981 deps context is readonly.
6982 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6984 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6985 (remove_from_deps): New. Use the above functions.
6986 (cur_insn, can_start_lhs_rhs_p): New static variables.
6987 (add_or_update_back_dep_1): Initialize present_dep_type.
6988 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6989 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6990 haifa_note_dep): New functions implementing dependence hooks for
6991 the Haifa scheduler.
6992 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6993 note_dep): New functions.
6994 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6996 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6997 (free_deps): Initialize deps->reg_last.
6998 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6999 sched_analyze_insn): Update to use dependency hooks infrastructure
7000 and readonly contexts.
7001 (deps_analyze_insn): New function. Move part of logic from ...
7002 (sched_analyze): ... here. Also move some logic to ...
7003 (deps_start_bb): ... here. New function.
7004 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7006 (sched_deps_init): New function. Move code from ...
7007 (init_dependency_caches): ... here. Remove.
7008 (init_deps_data_vector): New.
7009 (sched_deps_finish): New function. Move code from ...
7010 (free_dependency_caches): ... here. Remove.
7011 (init_deps_global, finish_deps_global): Adjust for use with
7012 selective scheduling.
7013 (get_dep_weak): Move logic to ...
7014 (get_dep_weak_1): New function.
7015 (ds_merge): Move logic to ...
7016 (ds_merge_1): New static function.
7017 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7018 (ds_get_max_dep_weak): New function.
7019 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7020 (n_insns): Rename to rgn_n_insns.
7021 (debug_ebb_dependencies): New function.
7022 (init_ready_list): Use it.
7023 (begin_schedule_ready): Use sched_init_only_bb.
7024 (ebb_print_insn): Indicate when an insn starts a new cycle.
7025 (contributes_to_priority, compute_jump_reg_dependencies,
7026 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7027 (add_block1): Remove to ebb_add_block.
7028 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7029 (schedule_ebb): Initialize them. Use remove_notes instead of
7030 rm_other_notes. Use haifa_local_init/finish.
7031 (schedule_ebbs): Use haifa_sched_init/finish.
7032 * sched-int.h: Include vecprim.h, remove rtl.h.
7033 (struct ready_list): Delete declaration.
7034 (sched_verbose_param, enum sched_pass_id_t,
7035 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7036 (struct sched_scan_info_def): New structure.
7037 (sched_scan_info, sched_scan, sched_init_bbs,
7038 sched_init_luids, sched_finish_luids, sched_extend_target,
7039 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7040 (struct common_sched_info_def): New.
7041 (common_sched_info, haifa_common_sched_info,
7042 sched_emulate_haifa_p): Declare.
7044 (sched_luids): Declare.
7045 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7046 (sched_max_luid, insn_luid): Declare.
7047 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7048 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7049 print_insn, print_pattern, print_value, haifa_classify_insn,
7050 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7051 setup_sched_dump, sched_init, sched_finish,
7052 sel_insn_is_speculation_check): Export.
7053 (struct ready_list): Move from haifa-sched.c.
7054 (ready_try, ready, max_issue): Export.
7055 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7056 sched_init_only_bb, sched_split_block, sched_split_block_1,
7057 sched_create_empty_bb, sched_create_empty_bb_1,
7058 sched_create_recovery_block, sched_create_recovery_edges): Export.
7059 (enum reg_pending_barrier_mode): Export.
7060 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7062 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7063 print_insn field. Move add_block and fix_recovery_cfg to
7064 common_sched_info_def. Move compute_jump_reg_dependencies,
7066 (struct sched_deps_info_def): ... this new structure.
7067 (sched_deps_info): Declare.
7068 (struct spec_info_def): Remove weakness_cutoff, add
7069 data_weakness_cutoff and control_weakness_cutoff.
7070 (spec_info): Declare.
7071 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7073 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7074 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7075 (current_sched_info): Change type to struct haifa_sched_info.
7076 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7077 (h_d_i_d): New variable.
7078 (HDID): New accessor macro.
7079 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7080 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7082 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7083 (enum SCHED_FLAGS): Update for selective scheduler.
7084 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7085 (init_dependency_caches, free_dependency_caches): Delete declarations.
7086 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7087 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7088 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7089 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7090 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7092 (rm_other_notes): Delete declaration.
7093 (schedule_block): Remove one argument.
7094 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7095 ready_element, ready_lastpos, sched_extend_ready_list,
7096 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7097 concat_note_lists): Export.
7098 (struct region): Move from sched-rgn.h.
7099 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7100 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7101 BLOCK_TO_BB, CONTAINING_RGN): Export.
7102 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7103 (current_nr_blocks, current_blocks, target_bb): Likewise.
7104 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7105 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7106 sched_rgn_local_init, extend_regions,
7107 rgn_make_new_region_out_of_new_block, compute_priorities,
7108 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7109 extend_rgns, deps_join rgn_setup_common_sched_info,
7110 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7111 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7112 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7113 increase_insn_priority): Likewise.
7114 * sched-rgn.c: Include sel-sched.h.
7115 (ref_counts): New static variable. Use it ...
7116 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7117 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7118 (sched_is_disabled_for_current_region_p): Delete static declaration.
7119 (struct region): Move to sched-int.h.
7120 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7121 ebb_head): Define and initialize.
7122 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7123 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7124 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7126 (find_single_block_region): Add new argument to indicate that EBB
7127 regions should be constructed.
7128 (debug_live): Delete declaration.
7129 (current_nr_blocks, current_blocks, target_bb):
7130 Remove static qualifiers.
7131 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7133 (init_regions): Delete declaration.
7134 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7135 rgn_estimate_number_of_insns): New.
7136 (too_large): Use estimate_number_of_insns.
7137 (haifa_find_rgns): New. Move the code from ...
7138 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7139 (free_trg_info): New.
7140 (compute_trg_info): Allocate candidate tables here instead of ...
7141 (init_ready_list): ... here.
7142 (rgn_print_insn): Use const_rtx.
7143 (contributes_to_priority, extend_regions): Delete static declaration.
7144 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7145 (add_block1): Rename to rgn_add_block.
7146 (debug_rgn_dependencies): Delete static qualifier.
7147 (new_ready): Use sched_deps_info. Simplify.
7148 (rgn_common_sched_info, rgn_const_sched_deps_info,
7149 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7151 (region_sched_info): Rename to rgn_const_sched_info.
7152 (deps_join): New, extracted from ...
7153 (propagate_deps): ... here.
7154 (compute_block_dependences, debug_dependencies): Update for selective
7156 (free_rgn_deps, compute_priorities): New functions.
7157 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7158 sched_rgn_compute_dependencies): New functions.
7159 (schedule_region): Use them.
7160 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7161 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7163 (schedule_insns): Call new functions that were split out.
7164 (rgn_make_new_region_out_of_new_block): New.
7165 (get_rgn_sched_max_insns_priority): New.
7166 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7167 scheduling when appropriate.
7168 * sched-vis.c: Include insn-attr.h.
7169 (print_value, print_pattern): Make global.
7170 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7171 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7172 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7173 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7174 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7175 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7176 hooks. Initialize them to 0.
7177 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7178 * target.h (struct gcc_target): Add them. Rename gen_check field to
7180 * flags.h (sel_sched_switch_set): Declare.
7181 * opts.c (sel_sched_switch_set): New variable.
7182 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7183 pipelining is disabled from command line.
7184 (common_handle_option): Record whether selective scheduling is
7185 requested from command line.
7186 * doc/invoke.texi: Document new flags and parameters.
7187 * doc/tm.texi: Document new target hooks.
7188 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7190 (dfa_state_size): Do not declare locally.
7191 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7192 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7193 rs6000_alloc_sched_context, rs6000_set_sched_context,
7194 rs6000_free_sched_context): New functions.
7195 (struct _rs6000_sched_context): New.
7196 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7198 (rs6000_sched_finish): Do not run for selective scheduling.
7200 2008-08-31 Jan Hubicka <jh@suse.cz>
7202 * frv.c (frv_rtx_costs): Update forward declaration.
7203 * spu.c (spu_rtx_costs): Likewise.
7204 * pdp11.c: Include df.h
7205 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7206 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7207 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7208 * iq2000.c (iq2000_address_cost): Add speed argument.
7209 (iq2000_rtx_costs): Likewise.
7210 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7211 update call of mn10300_address_cost.
7212 * mcore.c: Include df.h
7213 (mcore_rtx_costs): Update prototype.
7214 * score3.c: Include df.h
7215 (score3_rtx_costs): Remove speed argument.
7216 * score7.c: Include df.h
7217 (score7_address_cost): Remove speed argument.
7218 * score-protos.h (score_address_cost): Update prototype.
7219 * score.c: Include df.h
7220 (score_rtx_costs): Update call of costs functions.
7221 * v850.c (v850_rtx_costs): Add bool argument.
7223 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7225 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7227 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7229 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7230 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7232 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7234 * mkmap-flat.awk: Add option pe_dll.
7235 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7236 * config/i386/t-cygwin (SHLIB_LC): Add.
7237 * config/i386/t-mingw32 (SHLIB_LC): Add.
7238 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7239 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7240 (LINK_SPEC): Support libgcc_s.
7241 (LIBGCC_SPEC): Support libgcc_s.
7242 (LIBGCC_SONAME): New.
7244 2008-08-31 Jan Hubicka <jh@suse.cz>
7246 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7247 mistakely had old version of patch.
7249 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7250 (ipcp_estimate_growth): New.
7251 (ipcp_insert_stage): Use ipcp_estimate_growth.
7252 * profile.c (branch_prob): When reading failed, do not consider
7255 2008-08-31 Jan Hubicka <jh@suse.cz>
7257 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7258 loop is optimized for speed.
7260 2008-08-31 Richard Guenther <rguenther@suse.de>
7263 * fold-const.c (fold_binary): Retain conversions in folding
7266 2008-08-31 Jan Hubicka <jh@suse.cz>
7268 * postreload-gcse.c (eliminate_partially_redundant_loads):
7269 Use optimize_bb_for_size_p.
7270 * predict.c (maybe_hot_frequency_p): Make inline.
7271 (maybe_hot_count_p): Break out from ...
7272 (maybe_hot_bb_p): ... this one.
7273 (maybe_hot_edge_p): Simplify.
7274 * basic-block.h (probably_cold_bb_p): Remove.
7276 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7279 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7281 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7282 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7283 Also split V4SFmode.
7284 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7287 2008-08-31 Jan Hubicka <jh@suse.cz>
7289 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7291 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7293 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7296 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7299 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7300 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7302 2008-08-31 Jan Hubicka <jh@suse.cz>
7304 * sparc.h (BRANCH_COST): Fix macro definition.
7305 * avr.c (avr_operand_rtx_cost): Add speed argument.
7306 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7308 2008-08-31 Richard Guenther <rguenther@suse.de>
7310 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7311 types instead of operands. Re-instantiate verifying of
7312 binary expression operands.
7314 2008-08-30 Jan Hubicka <jh@suse.cz>
7316 * fwprop.c (should_replace_address): Add speed attribute.
7317 (PR_OPTIMIZE_FOR_SPEED): New flag.
7318 (propagate_rtx_1): Use it.
7319 (propagate_rtx): Set it.
7320 (try_fwprop_subst): Update call of rtx_costs.
7321 (forward_propagate_and_simplify): LIkewise.
7322 * hooks.c (hook_int_rtx_bool_0): New
7323 (hook_bool_rtx_int_int_intp_false): Replace by ...
7324 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7325 * hooks.h (hook_int_rtx_bool_0): New
7326 (hook_bool_rtx_int_int_intp_false): Replace by ...
7327 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7328 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7329 (prepare_cmp_insn): UPdate call of rtx_cost.
7330 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7331 (reload_cse_simplify_operands): Update call of rtx_cost.
7332 (reload_cse_move2add): call of rtx_cost.
7333 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7334 * rtlanal.c (rtx_cost): Add speed argument.
7335 (address_cost): Add speed argument
7336 (default_address_cost): Likewise.
7337 (insn_rtx_cost): Likewise.
7338 * cfgloopanal.c (seq_cost): Add speed argument.
7339 (target_reg_cost, target_spill_cost): Turn to array.
7340 (init_set_costs): Update for speed.
7341 (estimate_reg_pressure_cost): Add speed argument.
7342 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7343 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7344 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7345 (seq_cost): Add speed argument.
7346 (computation_cost): Add speed arugment.
7347 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7348 (force_expr_to_var_cost): Update for profile info.
7349 (force_var_cost): Likewise.
7350 (split_address_cost): Likewise.
7351 (ptr_difference_cost): Likewise.
7352 (difference_cost): Likewise.
7353 (get_computation_cost_at): Likewise.
7354 (determine_iv_cost): Likewise.
7355 (ivopts_global_cost_for_size): Likewise.
7356 (rewrite_use_address): Likewise.
7357 (tree_ssa_iv_optimize_loop): Initialize speed field.
7358 * cse.c (optimize_this_for_speed_p): New static var.
7359 (notreg_cost): Update call of rtx_cost.
7360 (cse_extended_basic_block): set optimize_this_for_speed_p.
7361 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7362 (noce_try_cmove_arith): Likewise.
7363 (noce_try_sign_mask): LIkewise.
7364 * expr.c (compress_float_constant): Update rtx_cost calls.
7365 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7367 (addr_to_parts): Likewise.
7368 (create_mem_ref): Likewise.
7369 * dse.c (find_shift_sequence): Add speed argument.
7370 (replace_read): Update call.
7371 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7372 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7373 * neg_cost, shift_cost, shiftadd_cost,
7374 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7375 mul_highpart_cost): Increase dimension.
7376 (init_expmed): Initialize for both size and speed.
7377 (expand_shift): Use profile.
7378 (synth_mult): Use profile.
7379 (choose_mult_variant): Use profile.
7380 (expand_mult): Use profile.
7381 (expand_mult_highpart_optab): Use profile.
7382 (expand_mult_highpart): Use profile.
7383 (expand_smod_pow2): Use profile.
7384 (expand_divmod): Use profile.
7385 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7387 * loop-invariant.c (create_new_invariant): Use profile.
7388 (gain_for_invariant): Add speed parameter.
7389 (best_gain_for_invariant): Likewise.
7390 (find_invariants_to_move): Likewise.
7391 (move_single_loop_invariants): Set it.
7392 * target-def.h (TARGET_RTX_COSTS): Use hook.
7393 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7394 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7395 * output.h (default_address_cost): Update prototype.
7396 * combine.c (optimize_this_for_speed_p): New static var.
7397 (combine_validate_cost): Update call of rtx_cost.
7398 (combine_instructions): Set optimize_this_for_speed_p.
7399 (expand_compound_operation): Update call of rtx_cost.
7400 (make_extraction):Update call of rtx_cost.
7401 (force_to_mode):Update call of rtx_cost.
7402 (distribute_and_simplify_rtx):Update call of rtx_cost.
7403 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7404 (estimate_reg_pressure_cost): Update prototype.
7405 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7406 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7408 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7409 (alpha_rtx_costs): Update.
7410 * config/frv/frv.c (frv_rtx_costs): Update.
7411 * config/s390/s390.c (s390_rtx_costs): Update.
7412 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7413 (m32c_rtx_costs): Update.
7414 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7415 (spu_rtx_costs): Update.
7416 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7417 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7418 * config/i386/i386.c (:ix86_address_cost): Update.
7419 (ix86_rtx_costs): Update.
7420 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7421 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7422 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7423 * config/crx/crx.c (crx_address_cost): Update.
7424 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7425 * config/stormy16/stormy16.c
7426 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7427 * config/m68hc11/m68hc11.c
7428 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7429 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7430 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7432 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7434 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7435 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7436 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7437 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7438 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7439 (mcore_rtx_costs): update.
7440 * config/score/score3.c (score3_rtx_costs): Update.
7441 * config/score/score7.c (score7_rtx_costs): Update.
7442 * config/score/score3.h (score3_rtx_costs):Update.
7443 * config/score/score7.h (score7_rtx_costs): Update.
7444 * config/score/score.c (score_rtx_costs): Update.
7445 * config/arm/arm.c (arm_address_cost): Update.
7446 (arm_rtx_costs_1): Update.
7447 (arm_rtx_costs_1): Update.
7448 (arm_size_rtx_costs): Update.
7449 (arm_size_rtx_costs): Update.
7450 (arm_size_rtx_costs): Update.
7451 (arm_xscale_rtx_costs): Update.
7452 (arm_thumb_address_cost): Update.
7453 * config/pa/pa.c (hppa_address_cost): Update.
7454 * config/mips/mips.c (mips_rtx_costs): Update.
7455 * config/vax/vax.c (vax_address_cost): Update.
7456 * config/h8300/h8300.c (h8300_shift_costs): Update.
7457 (h8300_rtx_costs): Update.
7458 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7459 (v850_rtx_costs): Update.
7460 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7461 * config/bfin/bfin.c
7462 (bfin_address_cost): Update.
7463 (bfin_rtx_costs): Update.
7464 * stmt.c (lshift_cheap_p): Update.
7466 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7469 * expmed.c (extract_bit_field_1): Check the mode size to make
7470 sure the vector modes have the same size.
7472 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7474 * dojump.c (top level): Include basic-block.h to declare
7475 optimize_insn_for_speed_p
7477 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7479 * opts.h (CL_SAVE): New option class for marking options that are
7480 target specific options usable in the target attribute.
7481 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7483 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7484 can easily find the target specific options that are safe to use
7485 in the attribute or pragma.
7487 * attribs.c (decl_attributes): Change #pragma GCC option to
7488 #pragma GCC target, and attribute((option(...))) to
7489 attribute((target(...))).
7491 * doc/extend.texi (target attribute): Change from option
7492 attribute. Delete push/pop/reset.
7493 (#pragma GCC target): Change from #pragma GCC option. Delete
7495 (#pragma GCC push_options): Document new pragma.
7496 (#pragma GCC pop_options): Document new pragma.
7497 (#pragma GCC reset_options): Document new pragma.
7499 * targhooks.c (default_target_option_valid_attribute_p): Add
7500 warning about port not supporting target attributes.
7501 (default_target_option_pragma_parse): New function, warn about
7502 #pragma GCC target not being supported.
7504 * targhooks.h (default_target_option_pragma_parse): Add
7507 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7508 TI_CURRENT_OPTION_PRAGMA.
7509 (current_target_pragma): Rename from current_option_pragma.
7511 * target.h: (struct target_option): Delete booleans for changing
7512 the optimization level on hot/cold functions. Change signature of
7513 pragma_parse hook to take a second tree.
7515 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7517 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7518 that the declaration is done at global scope.
7520 * langhooks.c (add_builtin_function_common): Move most of the code
7521 from add_builtin_function here, calling the hook passed in.
7522 (add_builtin_function): Call add_builtin_function_common with
7523 standard builtin hook.
7524 (add_builtin_function_ext_scope): New function to add builtins to
7527 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7529 (add_builtin_function_ext_scope): Add declaration.
7531 * c-pragma.c (handle_pragma_target): Rename from
7532 handle_pragma_option, #pragma GCC option is now #pragma GCC
7533 target. Move warning about port not supporting target options to
7534 default pragma parse hook. Remove push/pop/reset from this
7536 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7537 (option_stack): Delete static variable.
7538 (optimize_stack): Ditto.
7539 (optons_stack): New stack of saved target and optimization
7541 (handle_pragma_push_options): New function to handle pushing both
7542 target and optimization options.
7543 (handle_pragma_pop_options): New function to handle popping both
7544 target and optimization options.
7545 (handle_pragma_reset_options): New function to handle resetting
7546 both target and optimization options to their initial state.
7547 (init_pragma): Rename handle_pragma_option to
7548 handle_pragma_target. Add support for push_options, pop_options,
7549 and reset_options pragmas.
7551 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7552 default_target_option_pragma_parse.
7553 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7554 default_target_option_valid_attribute_p.
7555 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7556 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7557 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7558 optimization level on hot/cold functions.
7560 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7561 if the caller and callee have different optimization levels.
7563 * c-common.c (handle_target_attribute): Rename from
7564 handle_option_attribute, attribute((option(...))) is now
7565 attribute((target(...))). Move warning if the port does not
7566 support target attributes to the default hook.
7567 (handle_hot_attribute): Delete code to change the optimization
7568 level of hot functions.
7569 (handle_cold_attribute): Ditto.
7571 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7572 argument that is the binary tree options to use if there are no
7573 arguments. Call ix86_valid_target_attribute_tree instead of
7574 ix86_valid_option_attribute_tree.
7575 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7576 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7577 ix86_pragma_option_parse.
7579 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7580 Rename from ix86_valid_option_attribute_tree.
7582 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7583 new builtins when the ISA changes.
7584 (ix86_valid_target_attribute_tree): Rename from
7585 ix86_valid_option_attribute_tree. Change callers. If the
7586 function specified optimization options, use those as the starting
7587 point before setting up the target attributes. If the
7588 optimization options were changed in the course of setting the
7589 target attributes, record the new optimization options.
7590 (ix86_valid_target_attribute_tree_inner_p): Rename from
7591 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7592 ix86_add_new_builtins if the ISA changed.
7593 (ix86_valid_target_attribute_p): Rename from
7594 ix86_valid_option_attribute_p. Change callers.
7595 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7596 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7597 as delayed builtin functions.
7598 (struct builtin_isa): New structure to record builtin functions
7599 that should be delayed until the ISA for that function is used.
7600 (ix86_builtins_isa): Change from int to struct to track builtin
7601 functions we want to declare at some point.
7602 (def_builtin): If the front end can delay defining the builtin
7603 functions, don't create builtins for ISAs not part of the default
7605 (def_builtin_const): Ditto.
7606 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7607 __builtin_ia32_pcmov_v2di to be different builtin functions.
7608 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7609 a structure instead of an int.
7610 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7611 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7612 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7613 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7615 * config/ia64/ia64.h
7616 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7617 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7619 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7620 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7621 (LANG_HOOKS_INITIALIZER): Add
7622 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7624 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7627 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7628 the reload address with the index register for SFmode
7629 access with a displacement.
7631 2008-08-30 Jan Hubicka <jh@suse.cz>
7633 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7634 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7635 * dojump.c (do_jump): Likewise.
7636 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7637 (note-if_info): Add BRANCH_COST.
7638 (noce_try_store_flag_constants, noce_try_addcc,
7639 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7640 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7641 find_if_case_2): Use computed branch cost.
7642 * expr.h (BRANCH_COST): Update default.
7643 * predict.c (predictable_edge_p): New function.
7644 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7645 Update BRANCH_COST call.
7646 * basic-block.h (predictable_edge_p): Declare.
7647 * config/alpha/alpha.h (BRANCH_COST): Update.
7648 * config/frv/frv.h (BRANCH_COST): Update.
7649 * config/s390/s390.h (BRANCH_COST): Update.
7650 * config/spu/spu.h (BRANCH_COST): Update.
7651 * config/sparc/sparc.h (BRANCH_COST): Update.
7652 * config/m32r/m32r.h (BRANCH_COST): Update.
7653 * config/i386/i386.h (BRANCH_COST): Update.
7654 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7656 * config/sh/sh.h (BRANCH_COST): Update.
7657 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7658 * config/avr/avr.h (BRANCH_COST): Update.
7659 * config/crx/crx.h (BRANCH_COST): Update.
7660 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7661 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7662 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7663 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7664 * config/ia64/ia64.h (BRANCH_COST): Update.
7665 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7666 * config/arc/arc.h (BRANCH_COST): Update.
7667 * config/score/score.h (BRANCH_COST): Update.
7668 * config/arm/arm.h (BRANCH_COST): Update.
7669 * config/pa/pa.h (BRANCH_COST): Update.
7670 * config/mips/mips.h (BRANCH_COST): Update.
7671 * config/vax/vax.h (BRANCH_COST): Update.
7672 * config/h8300/h8300.h (BRANCH_COST): Update.
7673 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7674 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7675 * doc/tm.texi (BRANCH_COST): Update.
7677 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7680 * config/arm/arm.c (arm_optimization_options): Set
7681 flag_section_anchors to 2 instead of 1 to distinguish it from
7682 -fsection-anchors given explicitely on the command line.
7684 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7686 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7687 final insn of a split.
7689 2008-08-30 Jan Hubicka <jh@suse.cz>
7691 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7692 optimized for speed.
7693 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7694 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7695 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7696 flag_gcse_after_reload_set): New static vars.
7697 (common_handle_option): Enable those flags for profile-use.
7698 (decode_options): Remove optimize_size flags that are handled
7699 on higher granuality.
7700 * tree-vectorizer.c (vectorize_loops): Use
7701 optimize_loop_nest_for_speed_p.
7702 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7703 * tree-predcom.c (tree_predictive_commoning): Use
7704 optimize_loop_for_speed_p.
7705 * varasm.c (assemble_start_function): Use
7706 optimize_function_for_speed_p.
7707 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7708 * predict.c (optimize_loop_for_speed_p): Fix walk.
7710 2008-08-30 Jan Hubicka <jh@suse.cz>
7712 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7714 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7715 profile presence locally.
7717 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7720 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7721 versions before 4.0.
7723 2008-08-29 Jan Hubicka <jh@suse.cz>
7725 * tree-inline.c (insert_init_stmt): Insert sequence even when
7728 2008-08-29 Jeff Law <law@redhat.com>
7730 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7731 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7732 location and class is an FP register.
7734 2008-08-29 Jan Hubicka <jh@suse.cz>
7736 * see.c (see_merge_one_def_extension): Silence used uninitialized
7738 * matrix-reorg.c (check_allocation_function): Likewise.
7739 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7741 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7744 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7745 compute new & and | in type rather than TREE_TYPE (arg0).
7747 * dwarf2out.c (fortran_common): Update comment.
7748 (gen_variable_die): Swap com_die and var_die variables in Fortran
7749 COMMON block handling code.
7751 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7753 * dwarf2out.c (gen_const_die): New function.
7754 (size_of_die, value_format, output_die): Output larger
7755 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7756 (native_encode_initializer): New function.
7757 (tree_add_const_value_attribute): Call it.
7758 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7760 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7761 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7762 TREE_THIS_VOLATILE to add_type_attribute.
7764 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7766 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7769 * dwarf2out.c (loc_by_reference): New function.
7770 (add_location_or_const_value_attribute): Use it.
7773 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7774 as DW_TAG_variable children of DW_TAG_common_block rather than
7775 DW_TAG_member children. Put DW_AT_external to individual
7776 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7778 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7779 loc_descriptor_from_tree_1.
7783 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7784 arguments to imported_module_or_decl.
7785 (debug_nothing_tree_tree): Removed.
7786 (debug_nothing_tree_tree_tree_bool): New prototype.
7787 * debug.c (do_nothing_debug_hooks): Adjust.
7788 (debug_nothing_tree_tree): Removed.
7789 (debug_nothing_tree_tree_tree_bool): New function.
7790 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7791 (gen_variable_die): Put all common vars for the
7792 same COMMON block under one DW_TAG_common_block.
7793 (declare_in_namespace): Return new context_die, for Fortran
7794 return the module DIE instead of adding extra declarations into
7796 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7797 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7798 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7800 (dwarf2out_global_decl): Don't skip Fortran global vars.
7801 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7802 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7803 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7804 DW_TAG_imported_declaration as child of previous
7805 DW_TAG_imported_module.
7806 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7807 * sdbout.c (sdb_debug_hooks): Likewise.
7808 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7810 2008-08-29 Jan Hubicka <jh@suse.cz>
7812 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7814 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7815 * ipa-cp.c (n_cloning_candidates): New static variable.
7816 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7817 (ipcp_print_all_lattices): Improve debug output.
7818 (ipcp_cloning_candidate_p): New function.
7819 (ipcp_initialize_node_lattices): Use it.
7820 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7821 (ipcp_propagate_stage): Prettier debug output.
7822 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7823 (ipcp_print_all_structures): Remove.
7824 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7825 (ipcp_insert_stage): Prettier debug output; call
7826 cgraph_remove_unreachable_nodes before propagating.
7827 (pass_ipa_cp): Schedule function removal pass.
7828 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7830 (cgraph_maybe_hot_edge_p): Move to ...
7831 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7832 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7833 (common_handle_option): Set them; enable ipa-cp when profiling.
7834 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7835 (ipa_print_all_jump_functions): Likewise.
7836 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7837 (ipa_print_node_params, ipa_print_all_params): New.
7838 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7839 ipa_print_all_param_flags): Remove.
7840 (ipa_print_node_params, ipa_print_all_params): New.
7842 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7844 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7845 change from 2008-04-03.
7846 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7848 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7851 * ira-color.c (push_allocnos_to_stack): Truncate
7852 removed_splay_allocno_vec.
7854 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7857 * ira-color (ira_fast_allocation): Don't assign hard registers to
7860 2008-08-29 Jan Hubicka <jh@suse.cz>
7863 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7864 for cold internal loops.
7866 2008-08-29 Richard Guenther <rguenther@suse.de>
7868 * tree-ssa-structalias.c (create_variable_info_for): Do not
7869 create fields for heap vars or vars with a noalias state.
7870 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7873 2008-08-29 Richard Guenther <rguenther@suse.de>
7875 * common.opt (ftree-store-ccp): Mark as preserved for
7876 backward compatibility.
7877 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7878 * tree-pass.h (pass_store_ccp): Remove.
7879 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7880 (first_vdef): Remove declaration.
7881 (get_value_loaded_by): Likewise.
7882 * tree-ssa-ccp.c (do_store_ccp): Remove.
7883 (get_default_value): Simplify as do_store_ccp is always false
7884 now. Do not initialize mem_ref.
7885 (set_value_varying): Likewise.
7886 (canonicalize_float_value): Likewise.
7887 (set_lattice_value): Likewise.
7888 (likely_value): Likewise.
7889 (surely_varying_stmt_p): Likewise.
7890 (ccp_initialize): Likewise.
7891 (ccp_lattice_meet): Likewise.
7892 (ccp_visit_phi_node): Likewise.
7893 (ccp_fold): Likewise.
7894 (evaluate_stmt): Likewise.
7895 (visit_assignment): Likewise.
7896 (ccp_visit_stmt): Likewise.
7897 (execute_ssa_ccp): Fold into ...
7898 (do_ssa_ccp): ... this.
7899 (do_ssa_store_ccp): Remove.
7900 (gate_store_ccp): Likewise.
7901 (pass_store_ccp): Likewise.
7902 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7904 * tree-ssa-propagate.c (first_vdef): Remove.
7905 (get_value_loaded_by): Likewise.
7906 (replace_vuses_in): Likewise.
7907 (substitute_and_fold): Do not call replace_vuses_in.
7908 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7910 2008-08-29 Richard Guenther <rguenther@suse.de>
7913 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7914 PARAM_NOALIAS tags with is_heapvar.
7915 * tree-ssa-operands.c (access_can_touch_variable): Offset
7916 based tests do not apply for heapvars. Fix offset test.
7918 2008-08-29 Jan Hubicka <jh@suse.cz>
7920 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7921 (-fipa-cp-clone): Enabled by default at -O3.
7922 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7923 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7925 2008-08-29 Jan Hubicka <jh@suse.cz>
7927 * tree.c (build_function_type_skip_args,
7928 build_function_decl_skip_args): New functions.
7929 * tree.h (build_function_type_skip_args,
7930 build_function_decl_skip_args): Declare.
7931 * gimple.c (giple_copy_call_skip_args): New function.
7932 (giple_copy_call_skip_args): Declare.
7934 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7935 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7936 (ipcp_node_modifiable_p): ... this one; use
7937 tree_versionable_function_p.
7938 (ipcp_create_replace_map): Improve debug output.
7939 (ipcp_need_redirect_p): Return false when not clonning.
7940 (ipcp_update_callgraph): Skip args.
7941 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7943 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7944 (save_inline_function_body): Update call of tree_function_versioning.
7945 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7946 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7948 (tree_function_versioning): Likewise.
7949 * tree-inline.h (tree_function_versioning): Update prototype.
7951 2008-08-29 Jan Hubicka <jh@suse.cz>
7953 * loop-unswitch.c (unswitch_single_loop): Use
7954 optimize_loop_for_speed_p.
7955 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7956 Use optimize_function_for_size_p.
7957 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7958 * postreload-gcse.c (eliminate_partially_redundant_load):
7959 Use optimize_bb_for_size_p.
7960 * value-prof.c (gimple_divmod_fixed_value_transform,
7961 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7962 gimple_stringops_transform): Use optimize_bb_for_size_p.
7963 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7964 * final.c (compute_alignments): Use optimize_function_for_size_p.
7965 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7966 (fold_builtin_strcpy, fold_builtin_fputs): Use
7967 optimize_function_for_size_p.
7968 * fold-const.c (tree_swap_operands_p): Use
7969 optimize_function_for_size_p.
7970 * recog.c (relax_delay_slots): Likewise.
7971 * tree-ssa-math-opts.c (replace_reciprocal):
7972 Use optimize_bb_for_speed_p.
7973 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7974 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7975 optimize_function_for_size_p.
7976 (cgraph_decide_inlining_of_small_function): Use
7977 optimize_function_for_size_p.
7978 * global.c (find_reg): Use optimize_function_for_size_p.
7979 * opts.c (decode_options): Do not clear flag_tree_ch,
7980 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7981 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7982 work it out from profile.
7983 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7984 optimize_loop_for_speed_p.
7985 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7987 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7988 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7989 * tree-eh.c (decide_copy_try_finally): Use
7990 optimize_function_for_size_p.
7991 * local-alloc.c (block_alloc): Pass BB pointer.
7992 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7993 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7994 * loop-unroll.c (decide_unrolling_and_peeling):
7995 Use optimize_loop_for_size_p.
7996 (decide_peel_completely): Likewise.
7997 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7998 optimize_loop_for_size_p.
7999 (vect_enhance_data_refs_alignment): Likewise.
8000 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8001 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8003 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8004 (try_crossjump_bb): Use optimize_bb_for_size_p.
8005 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8006 optimize_loop_for_speed_p.
8007 * bb-reorder.c (find_traces_1_round): Likewise.
8008 (copy_bb): Use optimize_bb_for_speed_p.
8009 (duplicate_computed_gotos): Likewise.
8010 * basic-block.h (optimize_loop_nest_for_size_p,
8011 optimize_loop_nest_for_speed_p): New.
8012 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8014 2008-08-29 Tristan Gingold <gingold@adacore.com>
8016 * gcov.c (main): Call expandargv.
8018 2008-08-29 Jan Hubicka <jh@suse.cz>
8020 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8022 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8024 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8025 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8027 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8029 2008-08-29 Jan Hubicka <jh@suse.cz>
8031 * tree-pass.h (pass_strip_predict_hints): Declare.
8032 * predict.c (strip_builtin_expect): Rename to ...
8033 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8034 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8035 (tree_estimate_probability): Do not strip builtin_expect.
8036 (pass_strip_predict_hints): New pass.
8037 * tree-inline.c (expand_call_inline): When inlining cold function,
8038 predict it as unlikely.
8039 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8041 2008-08-29 Richard Guenther <rguenther@suse.de>
8043 PR tree-optimization/37207
8044 * tree-vrp.c (extract_range_from_binary_expr): Also try
8045 to constant fold if only one of the operands is a constant.
8047 2008-08-29 Nick Clifton <nickc@redhat.com>
8049 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8050 the same way as SYMBOL_REFs.
8052 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8054 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8056 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8058 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8059 * config/mips/mips.md (branch_likely): Remove const. Fix
8061 (define_delay for type "branch"): Change to only apply for branch
8062 with likely variant.
8063 (define_delay for type "branch" and "branch_likely" no). New delay
8065 (equality_op): New code iterator.
8066 (bbv, bbinv): New code attributes.
8067 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8070 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8071 Andrew Pinski <pinskia@gcc.gnu.org>
8074 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8076 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8078 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8079 rule that a symbolic constant must be defined and >= 0 for the
8080 corresponding facility to be present at compile-time.
8081 * gthr-posix.c: Likewise.
8083 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8085 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8086 * config/mips/mips.md (D): New mode attribute.
8087 (mulsi3, muldi3): Merge it into ...
8088 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8089 (muldi3_mul3): New pattern.
8090 (mulsi3_mult3): Rename to mulsi3_mul3.
8092 2008-08-28 Jan Hubicka <jh@suse.cz>
8094 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8096 * predict.c (always_optimize_for_size_p): Rename to ...
8097 (optimize_function_for_size): ... this one; make extern.
8098 (optimize_function_for_speed_p): New.
8099 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8100 optimize_edge_for_size_p,optimize_edge_for_size_p,
8101 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8102 * basic-block.h (optimize_function_for_size_p,
8103 optimize_function_for_speed_p): Declare.
8104 * i386.md (optimize_size checks): Replace them by appropriate
8106 (standard_80387_constant_p, ix86_compute_frame_layout,
8107 ix86_expand_epilogue, ix86_decompose_address,
8108 print_operand, emit_i387_cw_initialization,
8109 inline_memory_move_cost, ix86_pad_returns,
8110 ix86_reorg): Replace optimize_size checks.
8112 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8114 * rtl.h (simplify_subreg_regno): Declare.
8115 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8116 * simplify-rtx.c (simplify_subreg): ...here.
8117 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8118 subreg_offset_representable_p.
8120 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8123 * c-typeck.c (convert_for_assignment): Give a note describing what
8124 was passed and what was expected.
8126 2008-08-28 Joey Ye <joey.ye@intel.com>
8128 * doc/extend.texi: Document AVX built-in functions.
8129 * doc/invoke.texi: Document -mavx.
8131 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8132 Joey Ye <joey.ye@intel.com>
8133 Xuepeng Guo <xuepeng.guo@intel.com>
8135 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8137 * config/i386/cpuid.h (bit_FMA): New.
8138 (bit_XSAVE): Likewise.
8139 (bit_OSXSAVE): Likewise.
8140 (bit_AVX): Likewise.
8142 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8143 define. Use ASM_OUTPUT_AVX_PREFIX.
8145 * config/i386/gmmintrin.h: New.
8147 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8148 (OPTION_MASK_ISA_AVX_SET): New.
8149 (OPTION_MASK_ISA_FMA_SET): Likewise.
8150 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8151 (OPTION_MASK_ISA_FMA_SET): Likewise.
8152 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8153 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8154 (pta_flags): Add PTA_AVX and PTA_FMA.
8155 (override_options): Handle PTA_AVX and PTA_FMA.
8156 (init_cumulative_args): Handle warn_avx.
8157 (classify_argument): Return 0 for COImode and OImode. Return
8158 1 and X86_64_AVX_CLASS for 256bit vector types.
8159 (examine_argument): Handle X86_64_AVX_CLASS.
8160 (construct_container): Likewise.
8161 (function_arg_advance_32): Pass OImode and 256bit vector types
8163 (function_arg_advance_64): Take a new argument to indicate if a
8164 parameter is named. Handle 256bit vector types. Return
8165 immediately for unnamed 256bit vector mode parameters.
8166 (function_arg_advance): Updated.
8167 (function_arg_32): Add comments for TImode. Handle OImode
8168 and 256bit vector types.
8169 (function_arg_64): Take a new argument to indicate if a
8170 parameter is named. Handle 256bit vector types. Return NULL
8171 for unnamed 256bit vector mode parameters.
8172 (function_arg): Updated.
8173 (setup_incoming_varargs_64): Support
8174 AVX encoding for *sse_prologue_save_insn.
8175 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8176 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8177 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8178 enabled, otherwise return -3.
8179 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8181 (print_reg): Support AVX registers. Handle 'x' and 't'.
8182 Handle 'd' to duplicate the operand.
8183 (print_operand): Likewise. Also support AVX vector compare
8185 (output_387_binary_op): Support AVX.
8186 (output_fp_compare): Likewise.
8187 (ix86_expand_vector_move_misalign): Likewise.
8188 (ix86_attr_length_vex_default): New.
8189 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8190 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8191 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8192 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8193 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8194 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8195 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8196 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8197 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8198 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8199 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8200 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8201 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8202 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8203 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8204 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8205 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8206 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8207 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8208 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8209 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8210 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8211 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8212 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8213 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8214 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8215 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8216 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8217 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8218 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8219 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8220 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8221 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8222 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8223 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8224 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8225 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8226 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8227 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8228 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8229 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8230 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8231 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8232 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8233 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8234 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8235 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8236 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8237 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8238 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8239 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8240 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8241 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8242 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8243 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8244 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8245 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8246 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8247 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8248 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8249 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8250 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8251 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8252 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8253 and IX86_BUILTIN_MOVMSKPS256,
8254 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8255 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8256 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8257 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8258 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8259 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8260 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8261 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8262 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8263 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8264 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8265 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8266 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8267 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8268 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8269 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8270 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8271 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8272 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8273 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8274 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8275 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8276 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8277 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8278 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8279 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8280 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8281 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8282 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8283 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8284 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8285 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8286 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8287 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8288 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8289 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8290 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8291 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8292 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8293 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8294 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8295 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8296 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8297 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8298 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8299 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8300 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8301 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8302 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8303 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8304 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8305 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8306 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8307 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8308 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8309 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8310 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8311 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8313 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8314 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8315 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8316 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8317 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8318 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8319 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8320 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8321 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8322 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8323 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8324 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8325 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8326 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8327 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8328 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8329 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8330 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8331 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8332 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8333 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8334 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8335 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8336 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8337 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8338 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8339 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8340 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8341 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8342 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8343 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8344 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8345 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8346 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8347 IX86_BUILTIN_MOVMSKPS256.
8348 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8349 (ix86_expand_args_builtin): Likewise.
8350 (ix86_expand_special_args_builtin): Likewise.
8351 (ix86_hard_regno_mode_ok): Handle AVX modes.
8352 (ix86_expand_vector_init_duplicate): Likewise.
8353 (ix86_expand_vector_init_one_nonzero): Likewise.
8354 (ix86_expand_vector_init_one_var): Likewise.
8355 (ix86_expand_vector_init_concat): Likewise.
8356 (ix86_expand_vector_init_general): Likewise.
8357 (ix86_expand_vector_set): Likewise.
8358 (ix86_vector_mode_supported_p): Likewise.
8359 (x86_extended_reg_mentioned_p): Check INSN_P before using
8362 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8363 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8365 * config/i386/i386.h (TARGET_AVX): New.
8366 (TARGET_FMA): Likewise.
8367 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8368 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8369 (VALID_AVX256_REG_MODE): New.
8370 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8371 (AVX_FLOAT_MODE_P): Likewise.
8372 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8373 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8374 (AVX_VEC_FLOAT_MODE_P): Likewise.
8375 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8376 (ASM_OUTPUT_OPCODE): Likewise.
8377 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8379 (SSE_REG_MODE_P): Allow 256bit vector modes.
8380 (ix86_args): Add a warn_avx field.
8382 * config/i386/i386.md (UNSPEC_PCMP): New.
8383 (UNSPEC_VPERMIL): Likewise.
8384 (UNSPEC_VPERMIL2): Likewise.
8385 (UNSPEC_VPERMIL2F128): Likewise.
8386 (UNSPEC_MASKLOAD): Likewise.
8387 (UNSPEC_MASKSTORE): Likewise.
8388 (UNSPEC_CAST): Likewise.
8389 (UNSPEC_VTESTP): Likewise.
8390 (UNSPECV_VZEROALL): Likewise.
8391 (UNSPECV_VZEROUPPER): Likewise.
8392 (XMM0_REG): Likewise.
8393 (XMM1_REG): Likewise.
8394 (XMM2_REG): Likewise.
8395 (XMM3_REG): Likewise.
8396 (XMM4_REG): Likewise.
8397 (XMM5_REG): Likewise.
8398 (XMM6_REG): Likewise.
8399 (XMM8_REG): Likewise.
8400 (XMM9_REG): Likewise.
8401 (XMM10_REG): Likewise.
8402 (XMM11_REG): Likewise.
8403 (XMM12_REG): Likewise.
8404 (XMM13_REG): Likewise.
8405 (XMM14_REG): Likewise.
8406 (XMM15_REG): Likewise.
8408 (prefix_vex_imm8): Likewise.
8409 (prefix_vex_w): Likewise.
8410 (length_vex): Likewise.
8413 (*avx_ashlti3): Likewise.
8414 (*avx_lshrti3): Likewise.
8415 (*avx_setcc<mode>): Likewise.
8416 (*fop_<mode>_comm_mixed_avx): Likewise.
8417 (*fop_<mode>_comm_avx): Likewise.
8418 (*fop_<mode>_1_mixed_avx): Likewise.
8419 (*fop_<mode>_1_avx): Likewise.
8420 (*avx_<code><mode>3): Likewise.
8421 (*avx_ieee_smin<mode>3): Likewise.
8422 (*avx_ieee_smax<mode>3): Likewise.
8423 (mode): Add OI, V8SF and V4DF.
8424 (length): Support VEX prefix.
8425 (*cmpfp_i_mixed): Set prefix attribute.
8426 (*cmpfp_i_sse): Likewise.
8427 (*cmpfp_iu_mixed): Likewise.
8428 (*cmpfp_iu_sse): Likewise.
8429 (*movsi_1): Support AVX.
8430 (*movdi_2): Likewise.
8431 (*movdi_1_rex64): Likewise.
8432 (*movti_internal): Likewise.
8433 (*movti_rex64): Likewise.
8434 (*movsf_1): Likewise.
8435 (*movdf_nointeger): Likewise.
8436 (*movdf_integer_rex64): Likewise.
8437 (*movtf_internal): Likewise.
8438 (zero_extendsidi2_32): Likewise.
8439 (zero_extendsidi2_rex64): Likewise.
8440 (*extendsfdf2_mixed): Likewise.
8441 (*extendsfdf2_sse): Likewise.
8442 (*truncdfsf_fast_mixed): Likewise.
8443 (*truncdfsf_fast_sse): Likewise.
8444 (*truncdfsf_mixed): Likewise.
8445 (fix_trunc<mode>di_sse): Likewise.
8446 (fix_trunc<mode>si_sse): Likewise.
8447 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8448 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8449 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8450 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8451 (*rcpsf2_sse): Likewise.
8452 (*rsqrtsf2_sse): Likewise.
8453 (*sqrt<mode>2_sse): Likewise.
8454 (sse4_1_round<mode>2): Likewise.
8455 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8456 Support AVX. Set length attribute properly for AVX.
8458 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8459 (VECTOR_MODES (FLOAT, 32)): Likewise.
8460 (VECTOR_MODE (INT, DI, 8)): Likewise.
8461 (VECTOR_MODE (INT, HI, 32)): Likewise.
8462 (VECTOR_MODE (INT, QI, 64)): Likewise.
8463 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8464 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8465 (VECTOR_MODE (INT, DI, 4)): Removed.
8466 (VECTOR_MODE (INT, SI, 8)): Likewise.
8467 (VECTOR_MODE (INT, HI, 16)): Likewise.
8468 (VECTOR_MODE (INT, QI, 32)): Likewise.
8469 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8470 (INT_MODE (OI, 32)): Likewise.
8472 * config/i386/i386.opt (mavx): New.
8475 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8477 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8478 (*mov<mode>_internal_avx): New.
8479 (*movv2sf_internal_rex64_avx): Likewise.
8480 (*movv2sf_internal_avx): Likewise.
8482 * config/i386/predicates.md (const_4_to_5_operand): New.
8483 (const_6_to_7_operand): Likewise.
8484 (const_8_to_11_operand): Likewise.
8485 (const_12_to_15_operand): Likewise.
8486 (avx_comparison_float_operator): Likewise.
8488 * config/i386/sse.md (AVX256MODEI): New.
8489 (AVX256MODE): Likewise.
8490 (AVXMODEQI): Likewise.
8491 (AVXMODE): Likewise.
8492 (AVX256MODEF2P): Likewise.
8493 (AVX256MODE2P): Likewise.
8494 (AVX256MODE4P): Likewise.
8495 (AVX256MODE8P): Likewise.
8496 (AVXMODEF2P): Likewise.
8497 (AVXMODEF4P): Likewise.
8498 (AVXMODEDCVTDQ2PS): Likewise.
8499 (AVXMODEDCVTPS2DQ): Likewise.
8500 (avxvecmode): Likewise.
8501 (avxvecpsmode): Likewise.
8502 (avxhalfvecmode): Likewise.
8503 (avxscalarmode): Likewise.
8504 (avxcvtvecmode): Likewise.
8505 (avxpermvecmode): Likewise.
8506 (avxmodesuffixf2c): Likewise.
8507 (avxmodesuffixp): Likewise.
8508 (avxmodesuffixs): Likewise.
8509 (avxmodesuffix): Likewise.
8510 (vpermilbits): Likewise.
8511 (pinsrbits): Likewise.
8512 (mov<mode>): Likewise.
8513 (*mov<mode>_internal): Likewise.
8514 (push<mode>1): Likewise.
8515 (movmisalign<mode>): Likewise.
8516 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8517 (avx_movdqu<avxmodesuffix>): Likewise.
8518 (avx_lddqu<avxmodesuffix>): Likewise.
8519 (<plusminus_insn><mode>3): Likewise.
8520 (*avx_<plusminus_insn><mode>3): Likewise.
8521 (*avx_vm<plusminus_insn><mode>3): Likewise.
8522 (mul<mode>3): Likewise.
8523 (*avx_mul<mode>3): Likewise.
8524 (*avx_vmmul<mode>3): Likewise.
8525 (divv8sf3): Likewise.
8526 (divv4df3): Likewise.
8527 (avx_div<mode>3): Likewise.
8528 (*avx_div<mode>3): Likewise.
8529 (*avx_vmdiv<mode>3): Likewise.
8530 (avx_rcpv8sf2): Likewise.
8531 (*avx_vmrcpv4sf2): Likewise.
8532 (sqrtv8sf2): Likewise.
8533 (avx_sqrtv8sf2): Likewise.
8534 (*avx_vmsqrt<mode>2): Likewise.
8535 (rsqrtv8sf2): Likewise.
8536 (avx_rsqrtv8sf2): Likewise.
8537 (*avx_vmrsqrtv4sf2): Likewise.
8538 (<code><mode>3): Likewise.
8539 (*avx_<code><mode>3_finite): Likewise.
8540 (*avx_<code><mode>3): Likewise.
8541 (*avx_vm<code><mode>3): Likewise.
8542 (*avx_ieee_smin<mode>3): Likewise.
8543 (*avx_ieee_smax<mode>3): Likewise.
8544 (avx_addsubv8sf3): Likewise.
8545 (avx_addsubv4df3): Likewise.
8546 (*avx_addsubv4sf3): Likewise.
8547 (*avx_addsubv2df3): Likewise.
8548 (avx_h<plusminus_insn>v4df3): Likewise.
8549 (avx_h<plusminus_insn>v8sf3): Likewise.
8550 (*avx_h<plusminus_insn>v4sf3): Likewise.
8551 (*avx_h<plusminus_insn>v2df3): Likewise.
8552 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8553 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8554 (*avx_maskcmp<mode>3): Likewise.
8555 (avx_nand<mode>3): Likewise.
8556 (*avx_<code><mode>3): Likewise.
8557 (*avx_nand<mode>3): Likewise.
8558 (*avx_<code><mode>3): Likewise.
8559 (*avx_cvtsi2ss): Likewise.
8560 (*avx_cvtsi2ssq): Likewise.
8561 (*avx_cvtsi2sd): Likewise.
8562 (*avx_cvtsi2sdq): Likewise.
8563 (*avx_cvtsd2ss): Likewise.
8564 (avx_cvtss2sd): Likewise.
8565 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8566 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8567 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8568 (*avx_cvtsi2sd): Likewise.
8569 (*avx_cvtsi2sdq): Likewise.
8570 (avx_cvtdq2pd256): Likewise.
8571 (avx_cvtpd2dq256): Likewise.
8572 (avx_cvttpd2dq256): Likewise.
8573 (*avx_cvtsd2ss): Likewise.
8574 (*avx_cvtss2sd): Likewise.
8575 (avx_cvtpd2ps256): Likewise.
8576 (avx_cvtps2pd256): Likewise.
8577 (*avx_movhlps): Likewise.
8578 (*avx_movlhps): Likewise.
8579 (avx_unpckhps256): Likewise.
8580 (*avx_unpckhps): Likewise.
8581 (avx_unpcklps256): Likewise.
8582 (*avx_unpcklps): Likewise.
8583 (avx_movshdup256): Likewise.
8584 (avx_movsldup256): Likewise.
8585 (avx_shufps256): Likewise.
8586 (avx_shufps256_1): Likewise.
8587 (*avx_shufps_<mode>): Likewise.
8588 (*avx_loadhps): Likewise.
8589 (*avx_storelps): Likewise.
8590 (*avx_loadlps): Likewise.
8591 (*avx_movss): Likewise.
8592 (*vec_dupv4sf_avx): Likewise.
8593 (*vec_concatv2sf_avx): Likewise.
8594 (*vec_concatv4sf_avx): Likewise.
8595 (*vec_setv4sf_0_avx): Likewise.
8596 (*vec_setv4sf_avx): Likewise.
8597 (*avx_insertps): Likewise.
8598 (avx_vextractf128<mode>): Likewise.
8599 (vec_extract_lo_<mode>): Likewise.
8600 (vec_extract_hi_<mode>): Likewise.
8601 (vec_extract_lo_<mode>): Likewise.
8602 (vec_extract_hi_<mode>): Likewise.
8603 (vec_extract_lo_v16hi): Likewise.
8604 (vec_extract_hi_v16hi): Likewise.
8605 (vec_extract_lo_v32qi): Likewise.
8606 (vec_extract_hi_v32qi): Likewise.
8607 (avx_unpckhpd256): Likewise.
8608 (*avx_unpckhpd): Likewise.
8609 (avx_movddup256): Likewise.
8610 (*avx_movddup): Likewise.
8611 (avx_unpcklpd256): Likewise.
8612 (*avx_unpcklpd): Likewise.
8613 (avx_shufpd256): Likewise.
8614 (avx_shufpd256_1): Likewise.
8615 (*avx_punpckhqdq): Likewise.
8616 (*avx_punpcklqdq): Likewise.
8617 (*avx_shufpd_<mode>): Likewise.
8618 (*avx_storehpd): Likewise.
8619 (*avx_loadhpd): Likewise.
8620 (*avx_loadlpd): Likewise.
8621 (*avx_movsd): Likewise.
8622 (*vec_concatv2df_avx): Likewise.
8623 (*avx_<plusminus_insn><mode>3): Likewise.
8624 (*avx_<plusminus_insn><mode>3): Likewise.
8625 (*avx_mulv8hi3): Likewise.
8626 (*avxv8hi3_highpart): Likewise.
8627 (*avx_umulv8hi3_highpart): Likewise.
8628 (*avx_umulv2siv2di3): Likewise.
8629 (*avx_mulv2siv2di3): Likewise.
8630 (*avx_pmaddwd): Likewise.
8631 (*avx_mulv4si3): Likewise.
8632 (*avx_ashr<mode>3): Likewise.
8633 (*avx_lshr<mode>3): Likewise.
8634 (*avx_ashl<mode>3): Likewise.
8635 (*avx_<code><mode>3): Likewise.
8636 (*avx_eq<mode>3): Likewise.
8637 (*avx_gt<mode>3): Likewise.
8638 (*avx_nand<mode>3): Likewise.
8639 (*avx_nand<mode>3): Likewise.
8640 (*avx_<code><mode>3): Likewise.
8641 (*avx_<code><mode>3): Likewise.
8642 (*avx_packsswb): Likewise.
8643 (*avx_packssdw): Likewise.
8644 (*avx_packuswb): Likewise.
8645 (*avx_punpckhbw): Likewise.
8646 (*avx_punpcklbw): Likewise.
8647 (*avx_punpckhwd): Likewise.
8648 (*avx_punpcklwd): Likewise.
8649 (*avx_punpckhdq): Likewise.
8650 (*avx_punpckldq): Likewise.
8651 (*avx_pinsr<avxmodesuffixs>): Likewise.
8652 (*avx_pinsrq): Likewise.
8653 (*avx_loadld): Likewise.
8654 (*vec_extractv2di_1_rex64_avx): Likewise.
8655 (*vec_extractv2di_1_avx): Likewise.
8656 (*vec_dupv2di_avx): Likewise.
8657 (*vec_concatv2si_avx): Likewise.
8658 (*vec_concatv4si_1_avx): Likewise.
8659 (*vec_concatv2di_avx): Likewise.
8660 (*vec_concatv2di_rex64_avx): Likewise.
8661 (*avx_uavgv16qi3): Likewise.
8662 (*avx_uavgv8hi3): Likewise.
8663 (*avx_psadbw): Likewise.
8664 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8665 (*avx_phaddwv8hi3): Likewise.
8666 (*avx_phadddv4si3): Likewise.
8667 (*avx_phaddswv8hi3): Likewise.
8668 (*avx_phsubwv8hi3): Likewise.
8669 (*avx_phsubdv4si3): Likewise.
8670 (*avx_phsubswv8hi3): Likewise.
8671 (*avx_pmaddubsw128): Likewise.
8672 (*avx_pmulhrswv8hi3): Likewise.
8673 (*avx_pshufbv16qi3): Likewise.
8674 (*avx_psign<mode>3): Likewise.
8675 (*avx_palignrti): Likewise.
8676 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8677 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8678 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8679 (*avx_mpsadbw): Likewise.
8680 (*avx_packusdw): Likewise.
8681 (*avx_pblendvb): Likewise.
8682 (*avx_pblendw): Likewise.
8683 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8684 (avx_ptest256): Likewise.
8685 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8686 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8687 (*avx_aesenc): Likewise.
8688 (*avx_aesenclast): Likewise.
8689 (*avx_aesdec): Likewise.
8690 (*avx_aesdeclast): Likewise.
8691 (avx_vzeroupper): Likewise.
8692 (avx_vzeroupper_rex64): Likewise.
8693 (avx_vpermil<mode>): Likewise.
8694 (avx_vpermilvar<mode>3): Likewise.
8695 (avx_vpermil2<mode>3): Likewise.
8696 (avx_vperm2f128<mode>3): Likewise.
8697 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8698 (avx_vbroadcastss256): Likewise.
8699 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8700 (avx_vinsertf128<mode>): Likewise.
8701 (vec_set_lo_<mode>): Likewise.
8702 (vec_set_hi_<mode>): Likewise.
8703 (vec_set_lo_<mode>): Likewise.
8704 (vec_set_hi_<mode>): Likewise.
8705 (vec_set_lo_v16hi): Likewise.
8706 (vec_set_hi_v16hi): Likewise.
8707 (vec_set_lo_v32qi): Likewise.
8708 (vec_set_hi_v32qi): Likewise.
8709 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8710 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8711 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8712 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8713 (vec_init<mode>): Likewise.
8714 (*vec_concat<mode>_avx): Likewise.
8715 (blendbits): Support V8SF and V4DF.
8716 (sse2_movq128): Support AVX.
8717 (<sse>_movnt<mode>): Likewise.
8718 (sse2_movntv2di): Likewise.
8719 (sse_rcpv4sf2): Likewise.
8720 (sse_sqrtv4sf2): Likewise.
8721 (sse_rsqrtv4sf2): Likewise.
8722 (<sse>_comi): Likewise.
8723 (<sse>_ucomi): Likewise.
8724 (sse_cvtss2si): Likewise.
8725 (sse_cvtss2si_2): Likewise.
8726 (sse_cvtss2siq): Likewise.
8727 (sse_cvtss2siq_2): Likewise.
8728 (sse_cvttss2si): Likewise.
8729 (sse_cvttss2siq): Likewise.
8730 (sse2_cvtsd2si): Likewise.
8731 (sse2_cvtsd2si_2): Likewise.
8732 (sse2_cvtsd2siq): Likewise.
8733 (sse2_cvtsd2siq_2): Likewise.
8734 (sse2_cvttsd2si): Likewise.
8735 (sse2_cvttsd2siq): Likewise.
8736 (sse2_cvtdq2pd): Likewise.
8737 (*sse2_cvtpd2dq): Likewise.
8738 (*sse2_cvttpd2dq): Likewise.
8739 (*sse2_cvtpd2ps): Likewise.
8740 (sse2_cvtps2pd): Likewise.
8741 (sse3_movshdup): Likewise.
8742 (sse3_movsldup): Likewise.
8743 (sse_storehps): Likewise.
8744 (*sse4_1_extractps): Likewise.
8745 (sse2_storelpd): Likewise.
8746 (vec_dupv2df_sse3): Likewise.
8747 (*vec_concatv2df_sse3): Likewise.
8748 (*sse4_1_pextrb): Likewise.
8749 (*sse4_1_pextrb_memory): Likewise.
8750 (*sse2_pextrw): Likewise.
8751 (*sse4_1_pextrw_memory): Likewise.
8752 (*sse4_1_pextrd): Likewise.
8753 (*sse4_1_pextrq): Likewise.
8754 (sse2_pshufd_1): Likewise.
8755 (sse2_pshuflw_1): Likewise.
8756 (sse2_pshufhw_1): Likewise.
8757 (*sse2_storeq_rex64): Likewise.
8758 (*vec_dupv4si): Likewise.
8759 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8760 (sse2_pmovmskb): Likewise.
8761 (*sse2_maskmovdqu): Likewise.
8762 (*sse2_maskmovdqu_rex64): Likewise.
8763 (sse_ldmxcsr): Likewise.
8764 (sse_stmxcsr): Likewise.
8765 (abs<mode>2): Likewise.
8766 (sse4_1_movntdqa): Likewise.
8767 (sse4_1_phminposuw): Likewise.
8768 (sse4_1_extendv8qiv8hi2): Likewise.
8769 (*sse4_1_extendv8qiv8hi2): Likewise.
8770 (sse4_1_extendv4qiv4si2): Likewise.
8771 (*sse4_1_extendv4qiv4si2): Likewise.
8772 (sse4_1_extendv2qiv2di2): Likewise.
8773 (*sse4_1_extendv2qiv2di2): Likewise.
8774 (sse4_1_extendv4hiv4si2): Likewise.
8775 (*sse4_1_extendv4hiv4si2): Likewise.
8776 (sse4_1_extendv2hiv2di2): Likewise.
8777 (*sse4_1_extendv2hiv2di2): Likewise.
8778 (sse4_1_extendv2siv2di2): Likewise.
8779 (*sse4_1_extendv2siv2di2): Likewise.
8780 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8781 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8782 (sse4_1_zero_extendv4qiv4si2): Likewise.
8783 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8784 (sse4_1_zero_extendv2qiv2di2): Likewise.
8785 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8786 (sse4_1_zero_extendv4hiv4si2): Likewise.
8787 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8788 (sse4_1_zero_extendv2hiv2di2): Likewise.
8789 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8790 (sse4_1_zero_extendv2siv2di2): Likewise.
8791 (*sse4_1_zero_extendv2siv2di2): Likewise.
8792 (sse4_1_ptest): Likewise.
8793 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8794 (sse4_2_pcmpestri): Likewise.
8795 (sse4_2_pcmpestrm): Likewise.
8796 (sse4_2_pcmpistri): Likewise.
8797 (sse4_2_pcmpistrm): Likewise.
8799 (aeskeygenassist): Likewise.
8801 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8803 * config/i386/predicates.md (vzeroall_operation): New.
8805 * config/i386/sse.md (avx_vzeroall): New.
8806 (*avx_vzeroall): Likewise.
8808 2008-08-28 Paul Brook <paul@codesourcery.com>
8809 Mark Shinwell <shinwell@codesourcery.com>
8810 Richard Earnshaw <richard.earnshaw@arm.com>
8812 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8813 (TARGET_MIN_ANCHOR_OFFSET): New.
8814 (arm_override_options): Set correct anchor ranges for Thumb-1
8815 and Thumb-2 if required.
8816 (legitimize_pic_address): Handle case involving a TLS symbol
8817 reference with an addend.
8818 (arm_optimization_options): Enable section anchors at -O1 and
8820 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8821 * config/arm/arm-protos.h (arm_optimization_options): New.
8823 2008-08-28 Nick Clifton <nickc@redhat.com>
8825 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8826 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8829 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8830 * config/v850/v850.md (return): Remove frame size restriction.
8832 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8834 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8836 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8838 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8840 2008-08-28 Paul Brook <paul@codesourcery.com>
8842 * config/arm/vfp11.md: Update license notice.
8843 * config/arm/cortex-r4.md: Ditto.
8845 2008-08-28 Richard Guenther <rguenther@suse.de>
8847 PR tree-optimization/37207
8848 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8851 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8854 * tree.c (int_fits_type_p): Don't forget unsigned integers
8855 of type sizetype which higher end word equals -1.
8857 2008-08-28 Ira Rosen <irar@il.ibm.com>
8859 * target.h (struct vectorize): Add new target builtin.
8860 * tree-vectorizer.c (destroy_loop_vec_info): Call
8861 vect_free_slp_instance instead of vect_free_slp_node.
8862 * tree-vectorizer.h (enum slp_load_perm_type): New.
8863 (struct _slp_instance): Add new fields.
8864 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8865 (SLP_INSTANCE_LOADS): New.
8866 (vect_free_slp_tree): Remove.
8867 (vect_free_slp_instance): Declare.
8868 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8869 (vectorizable_load): Add argument.
8870 (vect_transform_slp_perm_load): New.
8871 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8873 (vect_get_place_in_interleaving_chain): New function.
8874 (vect_free_slp_tree): Make static.
8875 (vect_free_slp_instance): New function.
8876 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8877 collect the load location in the interleaving chain.
8878 (vect_supported_slp_permutation_p): New function.
8879 (vect_supported_load_permutation_p): Likewise.
8880 (vect_analyze_slp_instance): In case of loads permutation, call
8881 vect_supported_load_permutation_p to check that the permutation is
8883 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8884 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8885 (vect_create_mask_and_perm): New function.
8886 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8887 (vectorizable_load): Add an argument. Don't keep the created vectors
8888 statements in the node if permutation is required. Call
8889 vect_transform_slp_perm_load to generate the permutation.
8890 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8891 additional argument.
8892 (vect_schedule_slp_instance): In case of loads permutation, allocate
8893 vectorized statements structure for all the related SLP nodes. Call
8894 vect_transform_stmt with addditional argument.
8895 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8896 * config/spu/spu.c (spu_builtin_vec_perm): New.
8897 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8898 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8899 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8900 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8902 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8904 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8905 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8906 __gthread_cond_signal, __gthread_cond_timedwait,
8907 __gthread_cond_timedwait_recursive): New functions.
8908 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8910 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8913 2008-08-28 Richard Guenther <rguenther@suse.de>
8916 * fold-const.c (maybe_canonicalize_comparison_1): Require
8917 undefined overflow only for canonicalizing A +- CST cmp CST.
8918 Make sure to not generate new constants that are not inside
8919 their TYPE_MIN/MAX_VALUE range.
8920 (maybe_canonicalize_comparison): Remove undefined overflow
8922 (fold_binary): Remove now duplicate folding.
8924 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8926 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8927 use not updated in the last change.
8929 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8931 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8932 (IRA_COVER_CLASSES): Add FPUL_REGS.
8934 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8937 * c-common.c (conversion_warning): Check for null operands.
8939 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8942 * c-decl.c (check_for_loop_decls): Improve error message. Give
8945 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8948 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8949 (convert_for_assignment): Pass corrent OPT_W* parameter to
8950 WARN_FOR_ASSIGNMENT.
8952 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8955 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8957 2008-08-27 Paul Brook <paul@codesourcery.com>
8959 * config.gcc: Loosen checks for arm uclinux eabi targets.
8961 2008-08-27 Paul Brook <paul@codesourcery.com>
8963 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8965 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8967 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8969 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8970 the enumerators of an ENUMERAL_TYPE.
8971 * dbxout.c (dbxout_type): Ditto.
8973 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8976 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8977 (fwprop_addr): Check that the loop_father is not the outer loop.
8979 2008-08-26 Paul Brook <paul@codesourcery.com>
8981 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8982 Remove documentation entry for fmul type.
8983 Use fmuls to annotate single-precision multiplication patterns,
8984 fmuld to annotate double-precision multiplication patterns,
8985 fmacs to annotate single-precision multiply-accumulate patterns
8986 and fmacd to annotate double-precision multiply-accumulate patterns.
8987 * config/arm/vfp11.md: Update reservations accordingly.
8988 * config/arm/arm.md: Note that certain values of the "type"
8989 attribute are documented in vfp.md.
8990 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8991 (v10_cvt): Use new fmul types.
8993 2008-08-26 Paul Brook <paul@codesourcery.com>
8995 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8996 * config/arm/vfp11.md: ...here. New.
8997 * config/arm/arm.md: Include vfp11.md.
8999 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9001 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9002 parameter to inform call.
9004 2008-08-26 Jeff Law <law@redhat.com>
9006 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9007 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9008 preferred class when copying a constant into a partial word register.
9010 2008-08-26 Ben Elliston <bje@au.ibm.com>
9012 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9013 * cp/typeck.c: Likewise.
9014 * cp/tree.c: Likewise.
9015 * gimple-low.c: Likewise.
9018 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9020 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9021 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9023 * doc/passes.texi: Describe IRA.
9025 * doc/tm.texi (IRA_COVER_CLASSES,
9026 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9028 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9029 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9030 -fira-propagate-cost, -fno-ira-share-save-slots,
9031 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9033 * flags.h (ira_algorithm): New enumeration.
9034 (flag_ira_algorithm, flag_ira_verbose): New external variable
9037 * postreload.c (gate_handle_postreload): Don't do post reload
9038 optimizations unless the reload is completed.
9040 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9043 * tree-pass.h (pass_ira): New external variable declaration.
9045 * reload.h: Add 2008 to the Copyright.
9047 * cfgloopanal.c: Include params.h.
9048 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9051 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9053 * toplev.c (ira.h): New include.
9054 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9055 (backend_init_target): Call ira_init.
9056 (backend_init): Call ira_init_once.
9057 (finalize): Call finish_ira_once.
9059 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9060 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9063 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9064 may_move_out_cost): New external variable declarations.
9065 (move_table): New typedef.
9067 * caller-save.c: Include headers output.h and ira.h.
9068 (no_caller_save_reg_set): New global variable.
9069 (save_slots_num, save_slots): New variables.
9070 (reg_save_code, reg_restore_code, add_stored_regs): Add
9072 (init_caller_save): Set up no_caller_save_reg_set.
9073 (init_save_areas): Reset save_slots_num.
9074 (saved_hard_reg): New structure.
9075 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9076 (initiate_saved_hard_regs, new_saved_hard_reg,
9077 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9079 (setup_save_areas): Add code for sharing stack slots.
9080 (all_blocks): New variable.
9081 (save_call_clobbered_regs): Process pseudo-register too.
9082 (mark_set_regs): Process pseudo-register too.
9083 (insert_one_insn): Put the insn after bb note in a empty basic
9084 block. Add insn check.
9086 * global.c (eliminable_regset): Make it external.
9087 (mark_elimination): Use DF_LR_IN for IRA.
9088 (pseudo_for_reload_consideration_p): New.
9089 (build_insn_chain): Make it external. Don't ignore spilled
9090 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9091 (gate_handle_global_alloc): New function.
9092 (pass_global_alloc): Add the gate function.
9094 * opts.c (decode_options): Set up flag_ira. Print the warning for
9096 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9098 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9100 * regmove.c (regmove_optimize): Don't do replacement of output for
9103 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9104 New external variable declarations.
9106 * local-alloc.c (update_equiv_regs): Make it external. Return
9107 true if jump label rebuilding should be done. Rescan new_insn for
9109 (gate_handle_local_alloc): New function.
9110 (pass_local_alloc): Add the gate function.
9112 * alias.c (value_addr_p, stack_addr_p): New functions.
9113 (nonoverlapping_memrefs_p): Use them for IRA.
9115 * common.opt (fira, fira-algorithm, fira-coalesce,
9116 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9117 fira-verbose): New options.
9119 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9120 move_cost, may_move_in_cost, may_move_out_cost): Make the
9122 (move_table): Remove typedef.
9123 (init_move_cost): Make it external.
9124 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9127 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9128 setup_reg_classes): New function prototypes.
9129 (eliminable_regset): New external variable declaration.
9130 (build_insn_chain, update_equiv_regs): New function prototypes.
9132 * Makefile.in (IRA_INT_H): New definition.
9133 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9134 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9135 (reload1.o, toplev.o): Add dependence on ira.h.
9136 (cfgloopanal.o): Add PARAMS_H.
9137 (caller-save.o): Add dependence on output.h and ira.h.
9138 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9139 ira-emit.o, ira-lives.o): New entries.
9141 * passes.c (pass_ira): New pass.
9143 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9145 * reload1.c (ira.h): Include the header.
9146 (changed_allocation_pseudos): New bitmap.
9147 (init_reload): Initiate the bitmap.
9148 (compute_use_by_pseudos): Permits spilled registers in FROM.
9149 (temp_pseudo_reg_arr): New variable.
9150 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9151 IRA. Call alter_reg with the additional parameter. Don't clear
9152 spilled_pseudos for IRA. Restore original insn chain for IRA.
9153 Clear changed_allocation_pseudos at the end of reload.
9154 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9155 (hard_regno_to_pseudo_regno): New variable.
9156 (count_pseudo): Check spilled pseudos. Set up
9157 hard_regno_to_pseudo_regno.
9158 (count_spilled_pseudo): Check spilled pseudos. Update
9159 hard_regno_to_pseudo_regno.
9160 (find_reg): Use better_spill_reload_regno_p. Check
9161 hard_regno_to_pseudo_regno.
9162 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9164 (eliminate_regs_1): Use additional parameter for alter_reg.
9165 (finish_spills): Set up pseudo_previous_regs only for spilled
9166 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9167 more arguments. Don't clear live_throughout and dead_or_set for
9168 spilled pseudos. Use additional parameter for alter_reg. Call
9169 mark_allocation_change. Set up changed_allocation_pseudos.
9170 Remove sanity check.
9171 (emit_input_reload_insns, delete_output_reload): Use additional
9172 parameter for alter_reg. Call mark_allocation_change.
9173 (substitute, gen_reload_chain_without_interm_reg_p): New
9175 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9177 * testsuite/gcc.dg/20080410-1.c: New file.
9179 * config/s390/s390.h (IRA_COVER_CLASSES,
9180 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9182 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9184 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9186 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9188 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9190 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9192 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9194 2008-08-24 Jeff Law <law@redhat.com>
9195 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9196 when ignoring unavailable registers.
9198 2008-08-24 Jeff Law <law@redhat.com>
9199 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9200 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9201 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9202 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9204 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9205 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9207 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9208 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9209 * reload1.c (find_reg): Process registers in register allocation order.
9211 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9212 * toplev.c (backend_init_target): Move ira_init call from
9214 (lang_dependent_init_target): ...to here.
9216 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9217 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9218 calculate memory move costs for NO_REGS.
9220 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9221 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9222 STACK_REGS is defined.
9224 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9225 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9227 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9228 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9230 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9231 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9232 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9235 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9236 Dorit Nuzman <dorit@il.ibm.com>
9238 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9239 vec_extract_evenv4sf, vec_extract_evenv8hi,
9240 vec_extract_evenv16qi, vec_extract_oddv4si,
9241 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9242 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9243 vec_interleave_highv4si, vec_interleave_lowv4si,
9244 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9245 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9246 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9248 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9251 * config/rs6000/rs6000.c (optimization_options): Don't default to
9252 section anchors without toplevel reorder.
9254 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9256 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9257 (mfc_end_critical_section): Likewise.
9259 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9261 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9262 all type qualifiers from element type to vector type.
9264 2008-08-25 David Daney <ddaney@avtrex.com>
9266 * config/mips/mips.md (immediate_insn): Move up in file, fix
9267 comment typo, reformat.
9268 (fetchop_bit, atomic_hiqi_op memory_barrier,
9269 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9270 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9271 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9272 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9273 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9274 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9275 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9276 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9277 sync_old_nand<mode>, sync_new_nand<mode>,
9278 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9279 test_and_set_12): Moved to sync.md.
9281 * config/mips/sync.md: New file.
9283 2008-08-25 Richard Henderson <rth@redhat.com>
9285 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9286 (regsave): Likewise.
9287 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9288 (output_cfi_directive): Likewise.
9289 (div_data_align): New.
9290 (output_cfi): Use it.
9292 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9294 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9295 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9296 (TARGET_OCTEON): New macro.
9297 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9298 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9299 (ISA_HAS_POP): New macro.
9300 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9302 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9304 * config/mips/mips.md (cpu): Add octeon.
9305 (type): Add pop attribute value.
9306 (popcount<mode>2): New pattern.
9307 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9309 2008-08-24 Jan Hubicka <jh@suse.cz>
9311 * doc/invoke.texi (-fipa-cp-clone): New option.
9312 (-fipa-cp): Update docs.
9313 (--param ipcp-unit-growth):New.
9314 * ipa-cp.c: Include fibheap.h, params.h
9315 (ipcp_initialize_node_lattices): When not cloning, all externally
9316 visible functions are bottom.
9317 (ipcp_need_redirect_p): Accept clones.
9318 (ipcp_insert_stage): Use cost driven heuristics.
9319 (max_count, dead_nodes): New static vars.
9320 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9321 ipcp_const_param_count): New functions.
9322 * common.opt (ipa-cp-clone): New command line option.
9323 * params.def (ipcp-unit-growth): New.
9325 2008-08-24 Jan Hubicka <jh@suse.cz>
9327 * tree-inline.c (tree_function_versioning): Look harder
9328 for referenced vars.
9330 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9332 PR tree-optimization/37185
9333 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9335 2008-08-23 Jan Hubicka <jh@suse.cz>
9337 * ipa-cp.c (ipcp_analyze_node): New function.
9338 (ipcp_update_cloned_node): Use it.
9339 (ipcp_init_stage): Likewise.
9340 * ipa-inline.c (function_insertion_hook_holder): New static var.
9341 (analyze_function): Break out from ....
9342 (inline_generate_summary): Here; register insertion hook.
9343 (cgraph_decide_inlining): Remove hook.
9344 (add_new_function): New function.
9346 2008-08-23 Jan Hubicka <jh@suse.cz>
9348 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9350 2008-08-23 Jan Hubicka <jh@suse.cz>
9352 * ipa-cp.c (constant_val_insert): Remove.
9353 (ipcp_propagate_one_const): Remove.
9354 (ipcp_create_replace_map): Always insert replacements to the map.
9355 (ipcp_insert_stage): Do not try to insert statements by hand.
9356 * tree-inline.c (insert_init_stmt): Break out from ...
9357 (setup_one_parameter): ... here; allow NULL BB pointer.
9358 (tree_function_versioning): Use setup_one_parameter to process
9361 2008-08-23 Jan Hubicka <jh@suse.cz>
9363 * tree.c (decl_address_ip_invariant_p): New function.
9364 * tree.h (decl_address_ip_invariant_p): Declare.
9365 * gimple.c (strip_invariant_refs): Break out from ...
9366 (is_gimple_invariant_address): ... here
9367 (is_gimple_ip_invariant_address): New function.
9368 (is_gimple_ip_invariant): New function.
9369 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9372 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9373 (ipcp_lat_is_insertable): All constants are insertable.
9374 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9375 IPA_CONST_VALUE_REF.
9376 (ipcp_initialize_node_lattices): Propagate all types of operands.
9377 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9378 (ipcp_create_replace_map): Reformat.
9379 (ipcp_need_redirect_p): Simplify.
9380 (ipcp_insert_stage): Check that argument is used before clonning.
9381 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9383 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9384 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9385 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9386 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9387 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9388 * tree-inline.c (tree_function_versioning): Add variables referenced
9391 2008-08-23 Jan Hubicka <jh@suse.cz>
9394 * i386.c (standard_80387_constant_p): Use optimize_size.
9396 2008-08-23 Ira Rosen <irar@il.ibm.com>
9398 PR tree-optimization/37161
9399 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9400 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9401 (vect_determine_vectorization_factor): Move the scalar type
9402 retrieval to vect_get_smallest_scalar_type.
9403 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9404 scalar type. Remove redundant computation.
9405 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9406 (vect_get_slp_defs): Take the type of RHS into account if
9407 necessary by calling vect_get_smallest_scalar_type. Call
9408 vect_get_constant_vectors with additional argument.
9410 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9413 * doc/invoke.texi (Wwrite-strings): Clarify description.
9415 2008-08-23 Ira Rosen <irar@il.ibm.com>
9417 PR tree-optimization/37174
9418 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9419 def stmt is a part of the loop before accessing its stmt_vec_info.
9421 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9424 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9425 (*swap): New insn pattern.
9426 (*ashlqi3): Rename from ashlqi3 insn pattern.
9427 (ashlqi3): New expanders.
9428 (*lshrqi3): Rename from lshrqi3 insn pattern.
9429 (lshrqi3): New expanders.
9430 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9431 lshrqi3_const5, lshrqi3_const6): New splitters.
9432 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9433 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9436 2008-08-22 Richard Guenther <rguenther@suse.de>
9438 PR tree-optimization/37078
9439 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9440 [+INF, +INF] ranges.
9442 2008-08-22 Richard Guenther <rguenther@suse.de>
9444 PR tree-optimization/37143
9445 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9446 a conversion statement instead of a copy.
9448 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9451 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9452 CCCmode, CCOmode and CCSmode destination modes.
9455 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9456 from different units in a single alternative.
9457 (*vec_extractv2sf_1): Ditto.
9458 (*vec_extractv2si_0): Ditto.
9459 (*vec_extractv2si_1): Ditto.
9460 * config/i386/sse.md (sse2_storehpd): Ditto.
9461 (sse2_storelpd): Ditto.
9462 (sse2_loadhpd): Ditto.
9463 (sse2_loadlpd): Ditto.
9466 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9467 (popcountsi2): Ditto.
9468 (clzdi2_abm): Ditto.
9469 (popcountdi2): Ditto.
9470 (clzhi2_abm): Ditto.
9471 (popcounthi2): Ditto.
9473 2008-08-22 Richard Guenther <rguenther@suse.de>
9477 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9478 if the multiplication does not overflow.
9480 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9482 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9484 2008-08-21 Richard Henderson <rth@redhat.com>
9486 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9487 spurrious comma from test.
9488 * configure: Rebuild.
9490 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9493 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9496 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9498 * c-tree.h (grokfield): New argument.
9499 * c-decl.c (grokfield): Handle new location argument.
9500 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9502 2008-08-21 Richard Guenther <rguenther@suse.de>
9504 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9506 2008-08-21 Jan Hubicka <jh@suse.cz>
9508 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9509 (cgraph_add_function_insertion_hook,
9510 cgraph_remove_function_insertion_hook,
9511 cgraph_call_function_insertion_hooks): New functions.
9512 * cgraph.h (cgraph_add_function_insertion_hook,
9513 cgraph_remove_function_insertion_hook,
9514 cgraph_call_function_insertion_hooks): Declare.
9515 * ipa-reference.c (function_insertion_hook_holder): New variable.
9516 (check_operand, look_for_address_of): When checking late, do not care
9517 about module bitmaps.
9518 (add_new_function): New function.
9519 (generate_summary): Register hooks; zero module bitmaps.
9520 (propagate): Unregister hooks.
9521 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9522 (add_new_function): New function.
9523 (generate_summary): Register hook.
9524 (propagate): Remove hook.
9526 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9528 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9529 * ipa-cp.c (ipcp_update_cloned_node): New function.
9530 (build_const_val): Handle functions correctly; bring type logic
9531 into sync with tree-inline.c
9532 (ipcp_init_stage): Take care of computing stuff needed by
9533 indirect inlining; update clones.
9534 (ipcp_generate_summary): Break out of ipcp_driver.
9535 (ipcp_driver): Do only execution and transformation.
9536 (pass_ipa_cp): Make IPA_PASS.
9537 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9539 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9540 ipcp, some info is already available.
9541 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9542 * tree-inline.c (remap_ssa_name): Unshare expression.
9544 2008-08-21 Richard Guenther <rguenther@suse.de>
9546 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9547 a PHI ask VN if it is already available.
9548 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9549 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9551 2008-08-21 Richard Guenther <rguenther@suse.de>
9554 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9555 makes sure to produce a result of the correct type.
9557 2008-08-21 Jan Hubicka <jh@suse.cz>
9558 Backport from LTO branch:
9560 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9561 Jan Hubicka <jh@suse.cz>
9564 (init_state, finish_state, set_function_state, generate_summary):
9566 (scan_stmt): Renamed from scan_function. Changed to keep state in
9567 local static vars rather than cgraph aux field.
9568 (propagate): Renamed from static_execute. Changed to keep state in
9569 local static vars rather than cgraph aux field.
9570 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9571 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9573 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9575 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9576 * ipa-reference.c (init_function_info, generate_summary,
9577 propagate): New functions.
9578 (analyze_function): Call init_function_info.
9579 (static_execute): Stripped into generate_summary and propagate.
9580 (pass_ipa_reference): Made into ipa_opt_pass.
9582 2008-08-21 Richard Guenther <rguenther@suse.de>
9584 PR tree-optimization/37181
9585 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9587 (extract_range_from_unary_expr): Likewise.
9589 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9591 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9593 * toplev.h (pedwarn_at): Likewise.
9594 * builtins.c: Update all calls to pedwarn.
9595 * c-lex.c: Likewise.
9596 * toplev.c: Likewise.
9597 * c-tree.h: Likewise.
9598 * c-decl.c: Likewise.
9599 * c-errors.c: Likewise.
9600 * c-typeck.c: Likewise.
9601 * c-common.c: Likewise.
9602 * c-parser.c: Likewise.
9604 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9607 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9608 with MODE_VECTOR_INT mode.
9610 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9613 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9614 initialized outside the current module.
9615 (warn_uninitialized_var): Ignore left-hand side when walking the
9616 trees. Ignore address expressions. Examine VUSE operands in gimple
9617 statements with a variable declaration on the right-hand side.
9619 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9622 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9624 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9627 * c-common.c (conversion_warning): Do not warn if applying bit-and
9628 operator to unsigned constant that fits in the target type.
9630 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9633 * c-common.c (conversion_warning): Do not warn for artificial
9636 2008-08-20 Richard Guenther <rguenther@suse.de>
9638 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9639 (extract_range_from_binary_expr): Fall back to constant propagation.
9640 (extract_range_from_unary_expr): Likewise.
9642 2008-08-20 Richard Guenther <rguenther@suse.de>
9644 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9645 with TREE_THIS_VOLATILE on shared nodes.
9646 (fold_stmt_r): Likewise.
9648 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9651 * c-parser.c (c_parser_attributes): For keywords use canonical
9652 spelling for attr_name.
9654 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9656 * value-prof.c (check_counter): Revert wrong call to error.
9658 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9660 * profile.c: Update calls to inform.
9661 * value-prof.c: Update calls to inform.
9663 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9665 * diagnostic.c (inform): Add an explicit location_t parameter.
9666 * toplev.h (inform): Update declaration.
9667 * builtins.c: Update all calls to inform.
9668 * c-common.c: Likewise.
9669 * c-decl.c: Likewise.
9670 * c-opts.c: Likewise.
9671 * c-pch.c: Likewise.
9672 * c-pragma.c: Likewise.
9673 * c-typeck.c: Likewise.
9674 * coverage.c: Likewise.
9676 * toplev.c: Likewise.
9677 * tree-cfg.c: Likewise.
9678 * tree-ssa.c: Likewise.
9680 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9683 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9684 V2DI mode, for SSE4.1, use movq instead of vector set if the
9685 second element is zero and inter-unit moves are OK.
9687 2008-08-20 Richard Guenther <rguenther@suse.de>
9689 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9690 properly handle conversion/copy chains after tuplification.
9692 2008-08-20 Richard Guenther <rguenther@suse.de>
9694 * passes.c (init_optimization_passes): Move the second
9695 forwprop pass before alias computation. Remove the second
9696 DCE pass. Remove the first dominator and phi copy/const
9699 2008-08-20 Nick Clifton <nickc@redhat.com>
9701 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9702 support of this feature. Do not assume that a sufficiently new
9703 assembler will support the feature regardless of the target type.
9704 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9705 * configure: Regenerate.
9707 2008-08-20 Richard Guenther <rguenther@suse.de>
9709 * tree-vrp.c (found_in_subgraph): Remove.
9710 (live): New global static.
9711 (live_on_edge): New function.
9712 (blocks_visited): Remove.
9713 (register_edge_assert_for_2): Use live_on_edge.
9714 (find_conditional_asserts): Remove code dealing with
9715 found_in_subgraph. Do not walk the CFG.
9716 (find_switch_asserts): Likewise.
9717 (find_assert_locations_1): Renamed from find_assert_locations.
9718 Move finding assert locations for conditional and switch
9719 statements first. Update live bitmap. Do not walk the CFG.
9720 (find_assert_locations): New function.
9721 (insert_range_assertions): Remove entry of CFG walk.
9722 Adjust call to find_assert_locations.
9723 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9724 that only can appear because of fake exit edges but assert we
9725 never try to insert on those.
9726 (fini_pre): Do not remove fake exit edges here...
9727 (execute_pre): ...but here, before committing edge inserts.
9729 2008-08-19 Richard Guenther <rguenther@suse.de>
9731 * passes.c (init_optimization_passes): Exchange store-ccp
9734 2008-08-19 Rafael Espíndola <espindola@google.com>
9736 * varasm.c (weak_decls): Move earlier in the file.
9737 (assemble_external): Add weak decls to the weak_decls list.
9738 (declare_weak): Don't add decls to the weak_decls list.
9740 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9743 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9744 before (sse2_shufpd_<mode>).
9746 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9749 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9750 * tree.c (block_nonartificial_location): Likewise.
9752 2008-08-19 Richard Guenther <rguenther@suse.de>
9754 PR tree-optimization/35972
9755 PR tree-optimization/23094
9756 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9758 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9759 handle MISALIGNED_INDIRECT_REF.
9760 (get_ref_from_reference_ops): New helper.
9761 (vn_reference_lookup_pieces): Walk the use-def chain using the
9762 alias-oracle if requested.
9763 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9764 walking the use-def chain.
9765 (compute_avail): But not here.
9766 (create_component_ref_by_pieces_1): Properly handle
9767 MISALIGNED_INDIRECT_REF.
9768 (do_regular_insertion): Handle fully redundant
9769 expressions after PHI-translation also for SSA_NAME values, not
9770 only constants. Correctly use edoubleprime for that.
9772 2008-08-19 Ira Rosen <irar@il.ibm.com>
9774 * tree-vectorizer.c (supportable_widening_operation): Support
9775 multi-step conversion, return the number of steps in such conversion
9776 and the required intermediate types.
9777 (supportable_narrowing_operation): Likewise.
9778 * tree-vectorizer.h (vect_pow2): New function.
9779 (supportable_widening_operation): Change argument types.
9780 (supportable_narrowing_operation): Likewise.
9781 (vectorizable_type_promotion): Add an argument.
9782 (vectorizable_type_demotion): Likewise.
9783 * tree-vect-analyze.c (vect_analyze_operations): Call
9784 vectorizable_type_promotion and vectorizable_type_demotion with
9785 additional argument.
9786 (vect_get_and_check_slp_defs): Detect patterns.
9787 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9789 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9790 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9791 factor according to the smallest type in the loop.
9792 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9793 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9794 supportable_widening_operation with correct arguments.
9795 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9796 operands lists according to the number of vector statements in left
9797 or right node, if exists.
9798 (vect_gen_widened_results_half): Remove unused argument.
9799 (vectorizable_conversion): Call supportable_widening_operation,
9800 supportable_narrowing_operation, and vect_gen_widened_results_half
9801 with correct arguments.
9802 (vectorizable_assignment): Change documentation, support multiple
9804 (vectorizable_operation): Likewise.
9805 (vect_get_loop_based_defs): New function.
9806 (vect_create_vectorized_demotion_stmts): Likewise.
9807 (vectorizable_type_demotion): Support loop-aware SLP and general
9808 multi-step conversion. Call vect_get_loop_based_defs and
9809 vect_create_vectorized_demotion_stmts for transformation.
9810 (vect_create_vectorized_promotion_stmts): New function.
9811 (vectorizable_type_promotion): Support loop-aware SLP and general
9812 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9814 (vectorizable_store): Change documentation, support multiple
9816 (vectorizable_load): Likewise.
9817 (vect_transform_stmt): Pass SLP_NODE to
9818 vectorizable_type_promotion and vectorizable_type_demotion.
9819 (vect_schedule_slp_instance): Move here the calculation of number
9820 of vectorized statements for each node from...
9821 (vect_schedule_slp): ... here.
9822 (vect_transform_loop): Call vect_schedule_slp without the last
9825 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9828 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9829 to == in assert statement.
9830 (vectorizable_reduction): Fix typo.
9832 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9835 * value-prof.c (check_counter): Dereference pointer to overall
9836 count when printing it.
9838 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9840 * profile.h: Really add it.
9842 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9844 * mcf.c: Really add it.
9846 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9847 Vinodha Ramasamy <vinodha@google.com>
9849 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9851 * value-prof.c (check_counter): Fix the counter if
9852 flag_profile_correction is true.
9853 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9854 tree_mod_subtract_transform):
9855 Follow check_counter parameter change.
9856 * common.opt (fprofile-correction): New option.
9858 * profile.h: Likewise.
9859 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9860 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9861 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9863 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9864 flag_profile_correction is set.
9866 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9868 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9870 2008-08-18 Tomas Bily <tbily@suse.cz>
9872 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9873 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9875 * tree-data-ref.c (split_constant_offset_1): Likewise.
9876 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9877 * tree-sra.c (sra_walk_expr): Likewise.
9878 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9879 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9880 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9881 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9883 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9884 * tree-vect-transform.c (vectorizable_type_demotion)
9885 (vectorizable_type_promotion): Likewise.
9886 * tree-inline.c (expand_call_inline):
9887 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9888 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9889 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9890 * expr.c (expand_expr_real_1): Likewise.
9891 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9892 (gimple_assign_unary_useless_conversion_p): Likewise.
9893 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9894 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9895 * fold-const.c (fold_unary): Likewise.
9896 * tree.h (CONVERT_EXPR_P): Likewise.
9897 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9898 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9900 (register_edge_assert_for_2, extract_range_from_unary_expr)
9901 (register_edge_assert_for_1): Likewise.
9903 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9905 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9906 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9907 (enum real_value_const): Delete.
9908 (get_real_const): Delete.
9909 * real.c (get_real_const): Delete.
9910 (dconst_e_ptr): Define.
9911 (dconst_third_ptr): Define.
9912 (dconst_sqrt2_ptr): Define.
9913 * builtins.c: Update all callers.
9915 2008-08-18 Richard Guenther <rguenther@suse.de>
9917 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9918 statement iterator after statement removal.
9920 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9922 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9923 (detect_processor_freebsd): Likewise.
9924 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9926 2008-08-18 Richard Guenther <rguenther@suse.de>
9928 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9929 and loads have the correct types.
9931 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9934 * c-opts.c (cpp_opts): Remove static.
9935 * c-parser.c (cpp_opts): Declare it extern.
9936 (disable_extension_diagnostics): Handle cpp options.
9937 (enable_extension_diagnostics): Likewise.
9939 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9941 * diagnostics.c (permerror_at): Rename as permerror.
9942 (permerror): Delete.
9943 * toplev.h: Likewise.
9945 2008-08-18 Richard Guenther <rguenther@suse.de>
9947 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9948 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9949 Move call_cdce before build_alias. Move copyrename2,
9950 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9951 right after final inlining.
9952 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9953 (pass_build_cfg): But instead via TODO_dump_func.
9955 2008-08-18 Richard Guenther <rguenther@suse.de>
9957 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9959 (scalarize_init): If we failed to generate some initializers
9960 do not generate zeros for not instantiated members. Instead
9961 rely on the copy out.
9962 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9963 about missing flow-sensitive alias info only if we have
9966 2008-08-17 Nick Clifton <nickc@redhat.com>
9968 * doc/extend.texi (Function Attributes): Fix typo in description
9969 if hot function attribute.
9971 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9972 Richard Sandiford <rdsandiford@googlemail.com>
9974 * doc/install.texi (--with-mips-plt): Document.
9975 * doc/invoke.texi (-mplt, -mno-plt): Document.
9976 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9977 and handle ${with_mips_plt}.
9978 * config/mips/mips.opt (mplt): New option.
9979 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9980 (TARGET_ABICALLS_PIC2): Likewise.
9981 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9982 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9983 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9984 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9985 to decide whether to output ".option picX" directives.
9986 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9987 Pass -call_nonpic rather than -KPIC for -mplt.
9988 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9989 on the command line. Also remove it when -mabi=64 is used without
9991 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9992 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9993 TARGET_ABICALLS_PIC0.
9994 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9996 (mips16_build_function_stub): Only output ".option pic" directives
9997 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9998 (mips16_build_call_stub): Fix comment and remove redundant
9999 ".set at"/"set .noat" directives.
10000 (mips_function_rodata_section): Use the default behaviour for
10001 TARGET_ABSOLUTE_ABICALLS.
10002 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10003 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10004 (mips_restore_gp): Do nothing if the current function doesn't use
10006 (mips_expand_prologue): Only save $gp if the current function uses it.
10007 Use a normal move for TARGET_ABICALLS_PIC0.
10008 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10010 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10012 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10013 of function when handling GLOBAL_POINTER_REGNUM.
10015 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10018 * common.opt (-fstack-check): Do not declare the variable here.
10019 (-fstack-check=): New option variant.
10020 * doc/invoke.texi (Code Gen Options): Document it.
10021 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10022 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10023 (STACK_CHECK_STATIC_BUILTIN): New macro.
10024 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10025 * opts.c: Include expr.h.
10026 (common_handle_option) <OPT_fold_stack_check_>: New case.
10027 <OPT_fstack_check>: Likewise.
10028 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10029 consistently in the test for variable-sized types. Adjust for
10030 new behaviour of flag_stack_check.
10031 * explow.c: Include except.h.
10032 (allocate_dynamic_stack_space): Do not take into account
10033 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10034 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10035 for variable-sized parameters. Treat all parameters whose size is
10036 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10037 stack checking is enabled.
10038 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10039 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10040 if generic stack checking is enabled.
10041 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10042 * reload1.c (reload): Likewise.
10043 * stmt.c (expand_decl): Assert that all automatic variables have
10044 fixed size at this point and remove dead code.
10045 * flags.h (stack_check_type): New enumeration type.
10046 (flag_stack_check): Declare.
10047 * toplev.c (flag_stack_check): New global variable.
10048 * Makefile.in (opts.o): Add dependency on EXPR_H.
10049 (explow.o): Add dependency on except.h.
10051 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10053 * config/avr/avr.c (avr_override_options): Reduce value of
10054 PARAM_INLINE_CALL_COST.
10056 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10058 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10059 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10060 lieu of TYPE_MODE (type) throughout.
10062 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10064 * config/arm/arm.c (add_minipool_backward_ref): Check for
10065 8-byte-aligned entries in second case of forcing insertion after a
10066 particular entry. Change third case to avoid inserting
10067 non-8-byte-aligned entries before 8-byte-aligned ones.
10069 2008-08-15 Richard Guenther <rguenther@suse.de>
10071 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10072 strip components for unknown size accesses.
10074 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10076 * config/s390/2097.md New file.
10077 * config/s390/s390.md ("z10prop" attribute): Define none,
10078 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10079 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10080 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10081 possible values and apply them to insns as appropriate.
10082 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10083 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10084 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10085 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10086 ("bfp" mode attribute): Removed. Every occurence replaced
10088 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10089 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10092 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10095 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10098 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10100 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10101 additional argument. Support reduction when duplication is needed due
10102 to data-types of different sizes in the loop.
10103 (get_initial_def_for_induction): Fix printout.
10104 (vect_get_vec_def_for_stmt_copy): Support case where the
10105 vec_stmt_for_operand is a phi node.
10106 (vectorizable_reduction): Support reduction when duplication is needed
10107 due to data-types of different sizes in the loop.
10108 (vectorizable_call): Remove restriction to not vectorize in case we
10109 have data-types of different sizes in the loop.
10110 (vectorizable_conversion): Likewise.
10111 (vectorizable_operation): Likewise.
10112 (vectorizable_type_demotion): Likewise.
10113 (vectorizable_type_promotion): Likewise.
10114 (vectorizable_induction): Add restriction to not vectorize in case
10115 we have data-types of different sizes in the loop.
10117 2008-08-14 Christophe Saout <christophe@saout.de>
10118 Uros Bizjak <ubizjak@gmail.com>
10121 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10122 (*vec_concatv2di_rex64_sse4_1): Ditto.
10123 (*vec_concatv2di_rex64_sse): Ditto.
10125 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10127 PR middle-end/37103
10128 * fold-const.c (fold_widened_comparison): Do not allow
10129 sign changes that change the result even if shorter type
10130 is wider than arg1_unw's type.
10132 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10134 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10135 Skip if the multilib testing specifies -march that does not
10136 agree with the one specified in the testcase.
10138 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10140 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10141 zero extend SImode values being converted to TFmode before passing
10144 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10146 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10147 __PPU__ when targeting the Cell/B.E. PPU processor.
10149 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10151 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10152 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10153 Rematerialize the static chain, if any.
10154 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10157 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10159 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10160 (new_loc_descr): Likewise.
10161 (add_loc_descr): Likewise.
10162 (size_of_loc_descr): Likewise.
10163 (size_of_locs): Likewise.
10164 (output_loc_operands): Likewise.
10165 (output_loc_sequence): Likewise.
10166 (new_reg_loc_descr): New.
10167 (build_cfa_loc): Use it.
10168 (build_cfa_aligned_loc): Likewise.
10169 (one_reg_loc_descriptor): Likewise.
10170 (based_loc_descr): Likewise.
10172 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10175 * doc/invoke.texi (Wmain): Update.
10176 * c-decl.c (start_decl): warn_main is only 0 or 1.
10177 (start_function): Likewise. Fix formatting.
10178 (finish_function): Delete redundant warning.
10179 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10180 * c-opts (c_common_handle_option): -Wall only has effect if
10181 warn_main is uninitialized. OPT_Wmain is automatically
10182 handled. -pedantic also enables Wmain.
10183 (c_common_post_options): Handle all logic for Wmain here.
10184 * c-common.c (warn_main): Delete.
10185 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10186 * c-common.h (warn_main): Delete.
10188 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10190 PR middle-end/36701
10191 * expr.c (emit_group_store): Allocate stack temp with the
10192 largest alignment when copying from register to stack.
10194 2008-08-13 Richard Guenther <rguenther@suse.de>
10196 * tree.h (maybe_fold_offset_to_address): Declare.
10197 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10198 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10199 Likewise for POINTER_PLUS_EXPR.
10200 (maybe_fold_offset_to_reference): Enable disabled code.
10201 (maybe_fold_offset_to_address): New function.
10202 (fold_stmt_r): Use it.
10203 (fold_gimple_assign): Likewise.
10204 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10205 (gimplify_expr): Likewise.
10207 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10209 * toplev.h (pedwarn_at): Fix declaration.
10211 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10213 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10214 LINK_SPEC): Use %R in -Y P argument.
10216 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10219 * diagnostic.c (pedwarn_at): New.
10220 * toplev.h (pedwarn_at): Declare.
10221 * c-tree.h (build_enumerator): Update declaration.
10222 * c-decl.c (finish_enum): Update comment.
10223 (build_enumerator): Take a location parameter. Give a pedwarn but do
10224 not perform any conversion.
10225 * c-parser.c (c_parser_enum_specifier): Set correct location for
10228 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10231 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10232 expressions except for conversions to signed:1 bitfields. Handle
10233 COND_EXPR with constant operands.
10235 2008-08-13 Richard Guenther <rguenther@suse.de>
10237 PR tree-optimization/15255
10238 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10239 (struct oecount_s): New struct and VEC types.
10240 (cvec): New global.
10241 (oecount_hash): New function.
10242 (oecount_eq): Likewise.
10243 (oecount_cmp): Likewise.
10244 (zero_one_operation): New function.
10245 (build_and_add_sum): Likewise.
10246 (undistribute_ops_list): Perform un-distribution of multiplication
10247 and division on the chain of summands.
10248 (should_break_up_subtract): Also break up subtracts for factors.
10249 (reassociate_bb): Delete dead visited statements.
10250 Call undistribute_ops_list. Re-sort and optimize if it did something.
10251 * passes.c (init_optimization_passes): Move DSE before
10253 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10256 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10258 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10260 * doc/invoke.texi: Revert unintended checkin.
10262 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10265 * gcc.c (include_spec_function): Tweak call to find_a_file.
10267 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10269 PR middle-end/37014
10270 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10271 and TRUTH_ORIF_EXPR.
10272 * dojump.c (do_jump): Likewise.
10274 PR tree-optimization/37084
10275 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10276 if id->regimplify, don't assume stmt is a cast assignment.
10278 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10280 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10282 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10285 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10288 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10290 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10291 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10293 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10294 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10295 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10296 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10297 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10299 * doc/tm.texi (Storage Layout): Remove documentation for
10300 TARGET_FLOAT_FORMAT.
10302 * simplify-rtx.c (simplify_binary_operation_1): Replace
10303 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10305 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10307 * real.h (struct real_format): New member has_sign_dependent_rounding.
10308 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10309 spu_single_format, ieee_double_format, mips_double_format,
10310 motorola_double_format, ieee_extended_motorola_format,
10311 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10312 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10313 mips_extended_format, ieee_quad_format, mips_quad_format,
10314 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10315 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10317 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10318 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10319 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10320 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10321 (ROUND_TOWARDS_ZERO): Likewise.
10323 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10324 (FLOAT_MODE_FORMAT): New macro.
10325 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10326 (MODE_COMPOSITE_P): ... this new macro.
10327 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10328 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10329 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10331 * flags.h: Include "real.h".
10333 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10334 REAL_MODE_FORMAT_COMPOSITE_P.
10335 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10337 * doc/tm.texi (Storage Layout): Remove documentation of
10338 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10339 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10340 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10341 they only apply to libgcc2.a.
10343 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10345 * config/spu/float_disf.c: New file.
10346 * config/spu/float_unsdisf.c: New file.
10347 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10348 (LIB2FUNCS_EXCLUDE): Define.
10350 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10351 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10353 * real.h (struct real_format): New member round_towards_zero.
10354 * real.c (round_for_format): Respect fmt->round_towards_zero.
10355 (ieee_single_format, mips_single_format, motorola_single_format,
10356 spu_single_format, ieee_double_format, mips_double_format,
10357 motorola_double_format, ieee_extended_motorola_format,
10358 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10359 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10360 mips_extended_format, ieee_quad_format, mips_quad_format,
10361 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10362 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10364 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10365 real_format to choose rounding mode when calling MPFR functions.
10366 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10367 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10369 * real.h (real_to_decimal_for_mode): Add prototype.
10370 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10371 Respect target rounding mode when generating decimal representation.
10372 (real_to_decimal): New stub for backwards compatibility.
10373 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10374 real_to_decimal_for_mode instead of real_to_decimal.
10376 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10378 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10379 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10381 * real.c (spu_single_format): New variable.
10382 * real.h (spu_single_format): Declare.
10384 * config/spu/spu.c (spu_override_options): Install SFmode format.
10385 (spu_split_immediate): Use integer mode to operate on pieces of
10386 floating-point values in all cases.
10388 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10389 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10390 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10392 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10394 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10396 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10398 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10400 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10403 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10404 on the VAR_DECL instead of TYPE_READONLY on its type.
10406 2008-08-12 Ira Rosen <irar@il.ibm.com>
10408 * tree-vectorizer.c: Depend on langhooks.h.
10409 (supportable_widening_operation): Add two arguments. Support double
10411 (supportable_narrowing_operation): Likewise.
10412 * tree-vectorizer.h (supportable_widening_operation): Add two
10414 (supportable_narrowing_operation): Likewise.
10415 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10416 supportable_widening_operation with correct arguments.
10417 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10418 (vectorizable_type_demotion): Support double type conversions.
10419 (vectorizable_type_promotion): Likewise.
10420 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10422 2008-08-11 Michael Matz <matz@suse.de>
10424 * i386/i386.c (override_options): Move initialisation from
10425 flag_schedule_insns_after_reload to here from ...
10426 (optimization_options): ... here.
10428 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10430 PR rtl-optimization/36998
10431 * dwarf2out.c (compute_barrier_args_size_1,
10432 compute_barrier_args_size): Temporarily remove assertions.
10434 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10436 PR middle-end/20644
10437 * tree-ssa.c (struct walk_data): Add new flag
10438 warn_possibly_uninitialized.
10439 (warn_uninitialized_var): Use it.
10440 (warn_uninitialized_vars): New.
10441 (execute_early_warn_uninitialized): Call it.
10442 (execute_late_warn_uninitialized): Likewise.
10444 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10446 PR middle-end/36238
10447 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10448 for memory subregs.
10450 2008-08-09 Jan Hubicka <jh@suse.cz>
10453 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10455 (expand_fix): Be prepared for expansion to fail.
10456 (expand_sfix_optab): Remove instructions if expansion failed.
10458 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10460 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10461 avr31 architecture.
10462 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10463 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10465 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10467 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10468 mips/t-libgcc-mips16 to tmake_file.
10469 * config/mips/mips-protos.h (mips_call_type): New enum.
10470 (mips_pic_base_register, mips_got_load): Declare.
10471 (mips_restore_gp): Take an rtx argument.
10472 (mips_use_pic_fn_addr_reg_p): Declare.
10473 (mips_expand_call): Replace the sibcall_p argument with
10474 a mips_call_type argument. Add a lazy_p parameter.
10475 (mips_split_call): Declare.
10476 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10477 (MIPS16_PIC_TEMP): Likewise.
10478 (reg_class): Delete M16_NA_REGS.
10479 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10480 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10481 (mips_split_hi_p): Declare.
10482 * config/mips/mips.c (mips_split_hi_p): New array.
10483 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10484 (mips_got_symbol_type_p): New function.
10485 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10486 (mips16_stub_function_p): New function.
10487 (mips16_local_function_p): Likewise.
10488 (mips_use_pic_fn_addr_reg_p): Likewise.
10489 (mips_cannot_force_const_mem): Return false for HIGHs.
10490 Extend CONST_INT and symbolic handling to MIPS16, using
10491 mips_symbol_insns to check that the base symbol type is a
10492 legitimate constant. Reject GOT-based constants if
10493 TARGET_MIPS16_PCREL_LOADS.
10494 (mips_const_insns): Check targetm.cannot_force_const_mem when
10495 decomposing a symbolic base and a large offset.
10496 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10497 When calling a function that needs $25 from MIPS16 code,
10498 move the target address into $25 separately and add a USE
10500 (mips16_gp_pseudo_reg): Insert the initializer immediately
10501 before the first real insn.
10502 (mips_pic_base_register, mips_got_load): New functions.
10503 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10504 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10505 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10506 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10507 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10508 also passing NULL_RTX rather than const0_rtx as the aux argument.
10509 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10510 instead of TARGET_EXPLICIT_RELOCS.
10511 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10512 (mips_load_call_address): Replace the sibcall_p argument with
10513 a mips_call_type argument. Use mips_got_load.
10514 (mips16_local_alias): New structure.
10515 (mips16_local_aliases): New variable.
10516 (mips16_local_aliases_hash): New function.
10517 (mips16_local_aliases_eq): Likewise.
10518 (mips16_local_alias): Likewise.
10519 (mips16_stub_function): Likewise.
10520 (mips16_build_function_stub): Create a local alias for the target
10521 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10522 .cpload directive and an R_MIPS_NONE relocation for the target
10523 function, then load the alias rather than the function itself.
10524 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10525 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10526 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10527 (mips16_build_call_stub): Replace the FN parameter with an
10528 FN_PTR parameter. Force the address into a register if it
10529 isn't a call_insn_operand; don't rely on the caller to do this.
10530 If a call to a locally-defined and locally-binding MIPS16
10531 function must be made indirectly, redirect the call to the
10532 function's local alias. Use mips16_stub_function_p,
10533 mips16_stub_function, mips_expand_call and use_reg.
10534 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10535 Use explicit %hi and %lo accesses where possible.
10536 Use MIPS_CALL to generate the correct code form of a
10537 jal instruction. Add clobbers of $18 instead of uses.
10538 Update the call to mips_emit_call_insn.
10539 (mips_expand_call): Replace the SIBCALL_P argument with a
10540 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10541 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10542 allowing it to modify the call address. Update the calls to
10543 mips_load_call_address and mips_emit_call_insn.
10544 (mips_split_call): New function.
10545 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10546 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10547 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10548 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10549 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10551 (mips_cprestore_slot): New function.
10552 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10553 and use mips_cprestore_slot.
10554 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10556 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10557 then use a copygp_mips16 instruction to set up $28.
10558 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10559 (mips16_lay_out_constants): Call split_all_insns_noflow.
10560 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10561 false if TARGET_MIPS16.
10562 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10563 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10564 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10565 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10566 MIPS16 code. Allow MIPS16 o32 PIC.
10567 (mips_override_options): Allow MIPS16 o32 PIC.
10568 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10569 after reload if TARGET_USE_GOT.
10570 (UNSPEC_COPYGP): New constant.
10571 (length): Use a default length of 8 for MIPS16 GOT loads.
10572 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10573 (*got_page<mode>): Check mips_split_hi_p.
10574 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10575 (unspec_got<mode>, unspec_call<mode>): New expanders.
10576 (load_got<mode>, load_call<mode>): Remove the length attributes.
10577 Use a got attribute instead of a type attribute.
10578 (copygp_mips16): New insn.
10579 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10580 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10581 (sibcall, sibcall_value, call, call_value): Update the calls
10582 to mips_expand_call.
10583 (call_internal, call_value_internal): Use mips_split_call.
10584 (call_value_multiple_internal): Likewise.
10585 (call_split): Move after call_internal (the insn it is split from).
10586 (call_internal_direct, call_value_internal_direct): Turn into
10587 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10588 (call_direct_split, call_value_direct_split): New patterns.
10589 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10590 and use M16_REGS instead of M16_NA_REGS.
10591 * config/mips/predicates.md (const_call_insn_operand): Replace
10592 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10593 mips_use_pic_fn_addr_reg_p check.
10594 (move_operand): Reject HIGHs if mips_split_hi_p.
10595 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10596 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10597 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10598 * config/mips/libgcc-mips16.ver: New file.
10599 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10600 $(srcdir)/config/mips/libgcc-mips16.ver.
10602 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10604 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10606 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10607 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10608 (mips16_cfun_returns_in_fpr_p): Likewise.
10610 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10612 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10613 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10614 rather than 4 to PC.
10616 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10618 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10619 (FUNCTION_PROFILER): Save the static chain pointer into $2
10620 beforehand and restore it aftewards.
10621 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10622 address directly into $25 and call the function through $25;
10623 do not clobber $3. Pad the DImode version to cover the space
10624 left by the deleted $25 <- $3 move.
10625 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10626 the removal of the $25 <- $3 move.
10627 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10628 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10630 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10631 Daniel Jacobowitz <dan@codesourcery.com>
10633 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10634 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10635 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10636 * config/mips/mips.c (mips_start_function_definition): New function.
10637 (mips_end_function_definition): Likewise.
10638 (mips_output_function_prologue): Use mips_start_function_definition.
10639 (mips_output_function_epilogue): Use mips_end_function_definition.
10640 (build_mips16_function_stub): Use mips_start_function_definition
10641 and mips_end_function_definition.
10642 (build_mips16_call_stub): Likewise.
10644 2008-08-09 Richard Guenther <rguenther@suse.de>
10646 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10647 * gimple.h (gimple_call_fn): Adjust comment.
10648 (gimple_call_set_fndecl): New function.
10649 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10650 longer having bare FUNCTION_DECL operand.
10651 (gimple_call_return_type): Likewise.
10652 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10654 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10655 (gimple_mod_pow2): Likewise.
10656 (gimple_mod_subtract): Likewise.
10657 (gimple_ic): Likewise.
10658 (gimple_stringop_fixed_value): Likewise.
10659 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10660 longer having bare FUNCTION_DECL operand.
10661 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10662 * omp-low.c (optimize_omp_library_calls): Likewise.
10663 * cgraphunit.c (update_call_expr): Likewise.
10664 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10665 (execute_convert_to_rsqrt): Likewise.
10666 * cfgexpand.c (gimple_to_tree): Simplify.
10667 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10668 bare FUNCTION_DECL operand.
10669 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10670 (convert_gimple_call): Use gimple_call_fndecl.
10671 * c-common.c (c_warn_unused_result): Likewise.
10673 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10676 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10677 (c_finish_return): Likewise.
10678 (c_start_case): Likewise.
10679 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10680 * c-parser.c (c_parser_condition): New. Call
10681 verify_sequence_points.
10682 (c_parser_paren_condition): Call c_parser_condition.
10683 (c_parser_for_statement): Call c_parser_condition.
10685 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10688 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10689 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10690 Moved from diagnostic.h
10691 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10693 (emit_diagnostic): New.
10694 (warning0, pedwarn0): Delete.
10695 (warning, warning_at, pedwarn, permerror): Return bool.
10696 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10697 Moved to diagnostic.c.
10698 (struct diagnostic_context): Use correct type for
10699 classify_diagnostic.
10700 (diagnostic_report_diagnostic): Update declaration.
10701 (emit_diagnostic): Declare.
10702 * errors.c (warning): Return bool.
10703 * errors.h (warning): Update declaration.
10704 * toplev.h (warning0, pedwarn0): Delete.
10705 (warning, warning_at, pedwarn, permerror): Return bool.
10706 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10707 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10708 inform. Update all calls.
10709 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10710 before giving informative note.
10711 (implicit_decl_warning): Likewise.
10712 * c-typeck.c (build_function_call): Likewise.
10713 * tree-sssa.c (warn_uninit): Likewise.
10714 * builtins.c (gimplify_va_arg_expr): Likewise.
10716 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10719 * doc/invoke.texi (-Wextra): Move warning from here...
10720 (-Wuninitialized): ... to here.
10722 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10725 * flags.h (set_Wunused): Delete
10726 * toplev.c (process_options): Handle Wunused flags here.
10727 * opts.c (maybe_warn_unused_parameter): Delete.
10728 (common_handle_option): Replace set_Wunused by warn_unused.
10729 (set_Wextra): Do not handle Wunused-parameter here.
10730 (set_Wunused): Delete.
10731 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10733 * common.opt (Wunused): Add Var and Init.
10734 (Wunused-function): Likewise.
10735 (Wunused-label): Likewise.
10736 (Wunused-parameter): Likewise.
10737 (Wunused-value): Likewise.
10738 (Wunused-variable): Likewise.
10740 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10742 * doc/invoke.texi: Add cpu_type power7.
10743 * config.in (HAVE_AS_VSX): New.
10744 * config.gcc: Add cpu_type power7.
10745 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10747 * configure: Regenerate.
10748 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10750 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10751 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10752 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10754 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10756 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10757 type to vectorize.builtin_conversion.
10758 (vectorizable_conversion): Likewise.
10759 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10760 integral type as input.
10761 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10763 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10764 and ALTIVEC_BUILTIN_VCTSXS.
10765 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10768 2008-08-08 Richard Guenther <rguenther@suse.de>
10770 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10771 (surely_varying_stmt_p): Calls are varying only if they are
10772 non-builtin and not indirect or have no result.
10773 (ccp_fold): Re-instantiate code before the tuples merge.
10775 2008-08-08 Richard Guenther <rguenther@suse.de>
10777 PR tree-optimization/37056
10778 * gimple.h (gimple_assign_rhs_class): New helper function.
10779 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10780 unary operations properly.
10782 2008-08-07 Jan Hubicka <jh@suse.cz>
10784 * i386.h (ix86_size_cost): Declare.
10785 (ix86_cur_cost): New function macro.
10786 * i386.md (peepholes expanding size and splitters): Predicate by
10787 optimize_insn_for_speed_p.
10788 (peepholes reduce size and splitters): Predicate by
10789 optimize_insn_for_size_p.
10790 * i386.c (ix86_size_cost): Rename from ...
10791 (size_cost): This one.
10792 (override_options): Update.
10793 (decide_alg): Likewise.
10794 (ix86_expand_clear): Use RTL profile.
10795 (ix86_pad_returns): Use RTL profile.
10797 2008-08-07 Jan Hubicka <jh@suse.cz>
10799 * recog.c (split_all_insns): Set RTL profile
10800 (peephole2_optimize): Likewise.
10801 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10802 * combine.c (combine_instructions): Likewise.
10804 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10806 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10808 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10810 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10811 value in a6 after the set_frame_ptr insn.
10813 2008-08-07 Richard Henderson <rth@redhat.com>
10816 * gcc.c (cpp_options): Pass along -g*.
10818 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10820 * config/arm/arm.c (output_move_neon): Update comment describing
10821 big-endian vector layout.
10822 (arm_assemble_integer): Do not handle big-endian NEON vectors
10824 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10825 neon_vget_lane<mode>_sext_internal,
10826 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10827 element indices for big-endian.
10829 2008-08-07 Richard Henderson <rth@redhat.com>
10831 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10832 * configure, config.in: Rebuild.
10833 * debug.h (dwarf2out_do_cfi_asm): Declare.
10834 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10835 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10836 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10837 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10839 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10841 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10842 movv2si_internal): Combine into mov<mode>_internal.
10843 (movv2si_internal_2): Remove.
10845 2008-08-07 Jan Hubicka <jh@suse.cz>
10848 * i386.md (single stringop patterns): Enable unconditionally.
10850 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10853 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10855 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10856 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10858 * config/i386/sse.md (sse2_movq128): New.
10860 * doc/extend.texi: Document __builtin_ia32_movq128.
10862 2008-08-07 Richard Guenther <rguenther@suse.de>
10864 PR middle-end/37042
10865 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10866 pointers can access anything.
10868 2008-08-06 Jan Hubicka <jh@suse.cz>
10870 * optabs.c (emit_unop_insn): Break out to ...
10871 (maybe_emit_unop_insn): ... this one.
10872 (expand_sfix_optab): Use maybe variant.
10873 * optabs.h (maybe_emit_unop_insn): Declare.
10875 * i386.md (mov0 patterns): Enable by default.
10876 (FP conversion expanders): Disable expansion of code expanding
10877 sequences when instruction should be optimized for size.
10878 (single strinop patterns): Enable when optimizing for size.
10879 (string expanders): Disable expanding of code expanding sequences
10880 when optimizning instruction for size.
10881 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10883 (ix86_fp_comparison_sahf_cost): Likewise.
10884 (ix86_expand_branch): Likewise.
10885 (ix86_expand_ashl_const): Likewise.
10886 (ix86_split_ashl): Likewise.
10887 (ix86_expand_strlen): Likewise.
10888 (ix86_emit_fp_unordered_jump): Likewie.
10890 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10892 * c-common.c: Fix typo.
10893 (c_common_reswords): Activate more C++ keyword warnings.
10895 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10897 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10900 * diagnostic.c (permerror_at): New.
10901 * toplev.h (permerror_at): Declare.
10903 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10904 Ira Rosen <irar@il.ibm.com>
10906 * tree-vect-transform.c (vect_model_simple_cost): Return
10907 immediately if stmt is pure SLP.
10908 (vect_model_store_cost): Ditto.
10909 (vect_model_load_cost): Ditto.
10910 (vectorizable_store): Remove PURE_SLP check before call
10911 to vect_model_store_cost.
10912 (vect_model_store_cost): When checking whether stmt describe
10913 strided access, add a check that it is not slp_node.
10915 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10918 * c-common.c (warn_for_sign_compare): New. Handle separately the
10919 case that 'constant' is zero.
10920 * c-typeck.c (build_binary_op): Move code to c-common.c
10922 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10924 * config/alpha/alpha.c (alpha_preferred_reload_class,
10925 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10926 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10927 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10928 * config/arm/arm.md: Likewise.
10929 * config/avr/avr-protos.h (preferred_reload_class,
10930 test_hard_reg_class, avr_simplify_comparison_p,
10931 out_shift_with_cnt, class_max_nregs): Likewise.
10932 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10933 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10934 preferred_reload_class, test_hard_reg_class): Likewise.
10935 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10936 bfin_memory_move_cost, bfin_secondary_reload,
10937 bfin_output_mi_thunk): Likewise.
10938 * config/crx/crx.c (crx_secondary_reload_class,
10939 crx_memory_move_cost): Likewise.
10940 * config/frv/frv-protos.h (frv_secondary_reload_class,
10941 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10942 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10943 frv_secondary_reload_class, frv_class_likely_spilled_p,
10944 frv_class_max_nregs): Likewise.
10945 * config/h8300/h8300.c (h8300_classify_operand,
10946 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10948 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10949 * config/ia64/ia64.c (ia64_preferred_reload_class,
10950 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10951 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10952 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10954 * config/m68hc11/m68hc11.c (preferred_reload_class,
10955 m68hc11_memory_move_cost): Likewise.
10956 * config/mcore/mcore.c (mcore_secondary_reload_class,
10957 mcore_reload_class): Likewise.
10958 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10959 mips_class_max_nregs, mips_cannot_change_mode_class,
10960 mips_preferred_reload_class, mips_secondary_reload_class,
10961 mips_output_mi_thunk): Likewise.
10962 * config/mmix/mmix.c (mmix_preferred_reload_class,
10963 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10965 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10967 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10968 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10969 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10970 * config/rs6000/rs6000.c (paired_expand_vector_init,
10971 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10972 compare_section_name, rs6000_memory_move_cost): Likewise.
10973 * config/s390/s390.c (s390_emit_compare_and_swap,
10974 s390_preferred_reload_class, s390_secondary_reload,
10975 legitimize_pic_address, legitimize_tls_address,
10976 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10977 s390_class_max_nregs): Likewise.
10978 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10979 * config/s390/s390.md: Likewise.
10980 * config/score/score-protos.h (score_secondary_reload_class,
10981 score_preferred_reload_class): Likewise.
10982 * config/score/score.c (score_preferred_reload_class,
10983 score_secondary_reload_class): Likewise.
10984 * config/score/score3.c (score3_output_mi_thunk,
10985 score3_preferred_reload_class, score3_secondary_reload_class,
10986 score3_hard_regno_mode_ok): Likewise.
10987 * config/score/score3.h (score3_preferred_reload_class,
10988 score3_secondary_reload_class): Likewise.
10989 * config/score/score7.c (score7_output_mi_thunk,
10990 score7_preferred_reload_class, score7_secondary_reload_class,
10991 score7_hard_regno_mode_ok): Likewise.
10992 * config/score/score7.h (score7_preferred_reload_class,
10993 score7_secondary_reload_class): Likewise.
10994 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10995 output_branchy_insn, add_constant, gen_block_redirect,
10996 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10997 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10998 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10999 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11000 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11001 xstormy16_preferred_reload_class): Likewise.
11002 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11003 xtensa_expand_atomic, override_options,
11004 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11006 * reorg.c (try_merge_delay_insns): Likewise.
11007 * tree.c (merge_dllimport_decl_attributes): Likewise.
11009 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11011 2008-08-06 Michael Matz <matz@suse.de>
11013 * Makefile.in (write_entries_to_file): Quote words.
11014 * gengtype.c: (read_input_line): Skip over leading white-space.
11016 2008-08-06 Marc Gauthier <marc@tensilica.com>
11018 * config.gcc: Match more processor names for Xtensa.
11019 * configure.ac: Likewise.
11020 * doc/install.texi (Specific): Likewise.
11021 * configure: Regenerate.
11023 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11025 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11026 * calls.c (avoid_likely_spilled_reg): Likewise.
11027 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11028 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11029 * config/i386/i386.c (ix86_expand_special_args_builtin,
11030 ix86_secondary_reload): Likewise.
11031 * except.c (struct eh_region, gen_eh_region_catch,
11032 remove_unreachable_regions, duplicate_eh_regions,
11033 assign_filter_values, build_post_landing_pads,
11034 sjlj_find_directly_reachable_regions, remove_eh_handler,
11035 reachable_next_level, foreach_reachable_handler,
11036 can_throw_internal_1, can_throw_external_1,
11037 collect_one_action_chain): Likewise.
11038 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11039 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11040 * function.c (update_temp_slot_address, instantiate_new_reg,
11041 instantiate_virtual_regs_in_rtx,
11042 instantiate_virtual_regs_in_insn): Likewise.
11043 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11044 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11045 gimplify_cleanup_point_expr): Likewise.
11046 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11047 * passes.c (next_pass_1): Likewise.
11048 * print-tree.c (print_node_brief, print_node): Likewise.
11049 * profile.c (branch_prob): Likewise.
11050 * tree-dump.c (dump_register): Likewise.
11051 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11053 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11054 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11055 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11056 copy_arguments_for_versioning, copy_static_chain): Likewise.
11057 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11058 add_new_name_mapping, register_new_name_mapping): Likewise.
11059 * tree-mudflap.c (mf_xform_derefs): Likewise.
11060 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11061 get_init_expr, combine_chains): Likewise.
11062 * tree-pretty-print.c (dump_generic_node): Likewise.
11063 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11064 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11065 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11066 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11068 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11070 PR middle-end/37010
11071 * calls.c (expand_call): Use the biggest preferred stack
11074 2008-08-06 Michael Matz <matz@suse.de>
11077 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11078 for reused reload, instead of overwriting them.
11080 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11082 PR middle-end/37009
11083 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11084 for incoming stack boundary.
11086 * function.c (assign_parm_find_entry_rtl): Update
11087 parm_stack_boundary.
11089 * function.h (rtl_data): Add parm_stack_boundary.
11091 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11092 parm_stack_boundary for incoming stack boundary.
11094 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11096 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11097 for unrepresentable subregs or treat them as equal to other regs
11098 or subregs with the same register number.
11100 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11102 PR middle-end/35432
11103 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11106 2008-08-06 Jan Hubicka <jh@suse.cz>
11108 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11109 frequencies might be hot.
11111 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11113 * reload.c (find_reloads): Force constants into literal pool
11114 also if they are wrapped in a SUBREG.
11116 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11119 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11120 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11121 Don't allow predicated instructions for data speculation.
11122 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11125 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11127 * haifa-sched.c (extend_global): Split to extend_global_data and
11128 extend_region_data. Update all uses.
11129 (extend_all): Rename to extend_block_data.
11131 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11133 * sched-rgn.c (new_ready): Check if instruction can be
11134 speculatively scheduled before attempting speculation.
11135 (debug_rgn_dependencies): Remove wrongful assert.
11137 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11139 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11141 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11143 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11144 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11145 va_size, and type_size.
11147 2008-08-04 Jason Merrill <jason@redhat.com>
11150 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11151 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11153 2008-08-05 Richard Henderson <rth@redhat.com>
11155 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11156 * configure: Rebuild.
11158 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11161 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11162 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11165 2008-08-05 Richard Henderson <rth@redhat.com>
11167 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11168 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11169 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11170 * common.opt (fdwarf2-cfi-asm): New.
11171 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11172 * config.in, configure: Rebuild.
11173 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11174 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11176 (dw2_force_const_mem): Externalize.
11177 * dwarf2asm.h: Update.
11178 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11179 generate a real label.
11180 (output_cfi_directive): New.
11181 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11182 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11183 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11185 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11186 (output_loc_operands_raw, output_loc_sequence_raw): New.
11187 (output_cfa_loc_raw): New.
11189 2008-08-05 Paul Brook <paul@codesourcery.com>
11191 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11192 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11193 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11194 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11195 * config/arm/arm.h (TARGET_VFPD32): Define.
11196 (TARGET_VFP3): Use TARGET_VFPD32.
11197 (fputype): Add FPUTYPE_VFP3D16.
11198 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11199 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11200 * config/arm/arm-cores.def: Add cortex-r4f.
11201 * config/arm/arm-tune.md: Regenerate.
11203 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11205 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11206 Reword some comments throughout the file.
11208 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11209 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11210 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11211 MFC_MIN_DMA_LIST_ELEMENTS.
11212 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11213 MFC_MAX_DMA_LIST_ELEMENTS.
11215 (MFC_START_ENABLE): Remove PPU-only define.
11216 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11217 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11219 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11220 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11221 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11222 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11223 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11224 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11225 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11227 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11228 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11229 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11230 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11232 (spu_read_machine_status): Fix typo.
11234 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11236 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11237 SUBREG of multi-word hard register.
11238 * config/spu/spu.c (valid_subreg): Likewise.
11239 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11241 2008-08-04 Richard Guenther <rguenther@suse.de>
11243 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11244 the candidate with the stripped base if that base is different
11245 from the original base even for offset zero.
11247 2008-08-04 Richard Guenther <rguenther@suse.de>
11249 PR middle-end/36691
11250 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11251 check for no_overflow.
11253 2008-08-04 Richard Guenther <rguenther@suse.de>
11255 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11257 2008-08-04 Paul Brook <paul@codesourcery.com>
11259 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11260 (arm_order_regs_for_local_alloc): New function.
11261 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11263 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11265 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11268 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11269 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11270 (ix86_expand_epilogue): Likewise.
11272 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11274 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11277 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11279 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11280 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11281 (*movv2sf_internal_rex64): Ditto.
11283 2008-08-03 Jan Hubicka <jh@suse.cz>
11285 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11286 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11287 * expmed.c (expand_smod_pow2): Likewise.
11289 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11292 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11293 alternative 0 of operand 1.
11294 (*vec_concatv2di_rex64_sse): Ditto.
11295 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11297 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11298 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11299 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11300 (*movv2sf_internal_rex64): Ditto.
11302 2008-08-02 Richard Guenther <rguenther@suse.de>
11305 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11306 (ssedoublesizemode): New mode attribute.
11307 (sse_shufps): Call gen_sse_shufps_v4sf.
11308 (sse_shufps_1): Macroize.
11309 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11310 (sse2_shufpd_1): Macroize.
11311 (vec_extract_odd, vec_extract_even): New expanders.
11312 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11313 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11314 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11315 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11316 (ix86_expand_vector_set): Likewise.
11317 (ix86_expand_reduc_v4sf): Likewise.
11319 2008-08-01 Doug Kwan <dougkwan@google.com>
11321 * matrix-reorg.c: Re-enable all code.
11322 (struct malloc_call_data): Change CALL_STMT to gimple type.
11323 (collect_data_for_malloc_call): Tuplify.
11324 (struct access_site_info): Change STMT to gimple type.
11325 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11326 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11327 (struct free_info): Change STMT to gimple type.
11328 (struct matrix_access_phi_node): Change PHI to gimple type.
11329 (get_inner_of_cast_expr): Remove.
11330 (may_flatten_matrices_1): Tuplify.
11331 (may_flatten_matrices): Ditto.
11332 (mark_min_matrix_escape_level): Ditto.
11333 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11334 (ssa_accessed_in_call_rhs): New
11335 (ssa_accessed_in_assign_rhs): New
11336 (record_access_alloc_site_info): Tuplify.
11337 (add_allocation_site): Ditto.
11338 (analyze_matrix_allocation_site): Ditto.
11339 (analyze_transpose): Ditto.
11340 (get_index_from_offset): Ditto.
11341 (update_type_size): Ditto.
11342 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11343 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11344 (analyze_accesses_for_phi_node): Tuplify.
11345 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11346 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11347 (analyze_matrix_accesses): Tuplify.
11348 (check_var_data): New call-back type for check_var_notmodified_p.
11349 (check_var_notmodified_p): Tuplify and use call-back struct to
11350 return statement found.
11351 (can_calculate_expr_before_stmt): Factor out statement related code
11353 (can_calculate_stmt_before_stmt): New.
11354 (check_allocation_function): Tuplify.
11355 (find_sites_in_func): Ditto.
11356 (record_all_accesses_in_func): Ditto.
11357 (transform_access_sites): Ditto.
11358 (transform_allocation_sites): Ditto.
11359 (matrix_reorg): Re-enable.
11360 (gate_matrix_reorg): Re-enable.
11362 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11364 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11365 for labels for which it hasn't been set yet. If it has been set,
11366 stop walking insns and continue with next worklist item.
11367 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11368 if the only BARRIER is at the very end of a function.
11370 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11372 * cfgexpand.c (expand_stack_alignment): Assert that
11373 stack_realign_drap and drap_rtx must match.
11375 * function.c (instantiate_new_reg): If DRAP is used to realign
11376 stack, replace virtual_incoming_args_rtx with internal arg
11379 2008-08-01 Richard Guenther <rguenther@suse.de>
11381 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11382 loop information only if we initialized it.
11383 (execute_pre): Call fini_pre with in_fre.
11384 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11385 if we do not unroll because we hit max-completely-peeled-insns.
11386 Use our estimation for consistency, do allow shrinking.
11388 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11390 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11391 with MIN_STACK_BOUNDARY.
11392 (ix86_update_stack_boundary): Likewise.
11393 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11396 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11397 (MIN_STACK_BOUNDARY): This.
11399 2008-08-01 Richard Guenther <rguenther@suse.de>
11401 PR middle-end/36997
11402 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11404 2008-08-01 Richard Guenther <rguenther@suse.de>
11406 PR tree-optimization/36988
11407 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11408 do not matter if that doesn't change volatile qualification.
11410 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11412 * configure.ac: Do not generate libada-mk. Do not subst
11413 host_cc_for_libada.
11414 * libada-mk.in: Remove.
11415 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11416 * configure: Regenerate.
11418 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11420 * tree-pass.h: Added comment about not dumping passes with name
11421 starting with star in struct opt_pass.
11422 * passes.c (register_dump_files_1): Don't do dump for a pass with
11423 name starting with star.
11424 * doc/passes.texi (Pass manager): Mention pass names and special
11425 meaning of star prefix to avoid dump.
11427 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11429 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11431 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11432 (ISA_MIPS64R2): New macro.
11433 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11434 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11435 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11436 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11437 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11438 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11439 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11440 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11441 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11442 Move up to keep list alphabetically sorted.
11443 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11444 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11446 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11447 (-march=@var{arch}): Add mips64r2.
11449 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11451 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11453 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11455 * expr.c (expand_assignment): Check for complete type.
11457 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11460 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11462 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11463 for stack alignment.
11465 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11467 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11469 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11470 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11472 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11474 PR rtl-optimization/36419
11475 * dwarf2out.c (barrier_args_size): New variable.
11476 (compute_barrier_args_size, compute_barrier_args_size_1): New
11478 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11479 if not called yet in the current function, use barrier_args_size
11480 array to find the new args_size value.
11481 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11483 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11486 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11489 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11492 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11493 (dwarf2out_stack_adjust): Use it.
11494 (dwarf2out_frame_debug_expr): Likewise.
11496 2008-07-31 Richard Guenther <rguenther@suse.de>
11498 PR tree-optimization/36978
11499 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11500 the generated condition.
11502 2008-07-31 Richard Guenther <rguenther@suse.de>
11504 * passes.c (init_optimization_passes): Always call
11505 pass_early_warn_uninitialized.
11506 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11507 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11508 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11510 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11513 * builtins.c (maybe_emit_free_warning): New function.
11514 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11515 maybe_emit_free_warning for BUILT_IN_FREE.
11518 * dwarf2out.c (get_context_die): New function.
11519 (force_decl_die, force_type_die): Use it.
11520 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11521 returns NULL, force generation of DW_TAG_typedef and put that into
11524 PR preprocessor/36649
11525 * c-pch.c (c_common_read_pch): Save and restore
11526 line_table->trace_includes across PCH restore.
11528 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11531 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11533 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11536 * final.c (call_from_call_insn): Handle COND_EXEC.
11538 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11540 * builtins.c (std_gimplify_va_arg_expr): Replace
11541 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11542 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11544 2008-07-30 Joey Ye <joey.ye@intel.com>
11545 H.J. Lu <hongjiu.lu@intel.com>
11547 * builtins.c (expand_builtin_setjmp_receiver): Replace
11548 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11549 (expand_builtin_apply_args_1): Likewise.
11550 (expand_builtin_longjmp): Need DRAP for stack alignment.
11551 (expand_builtin_apply): Likewise.
11553 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11554 instead of assign_stack_local to allow alignment reduction.
11556 * calls.c (emit_call_1): Need DRAP for stack alignment if
11558 (expand_call): Replace virtual_incoming_args_rtx with
11559 crtl->args.internal_arg_pointer.
11560 * stmt.c (expand_nl_goto_receiver): Likewise.
11562 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11563 alignment and store to stack_alignment_estimated and
11564 max_used_stack_slot_alignment.
11565 (expand_one_var): Likewise.
11566 (expand_stack_alignment): New function.
11567 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11568 and stack_alignment_estimated fields in rtl_data. Call
11569 expand_stack_alignment at end.
11571 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11572 (MAX_STACK_ALIGNMENT): Likewise.
11573 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11574 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11576 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11577 stack alignment when generating virtual registers.
11579 * function.c (assign_stack_local): Renamed to ...
11580 (assign_stack_local_1): This. Add a parameter to indicate
11581 if it is OK to reduce alignment.
11582 (assign_stack_local): Use it.
11583 (instantiate_new_reg): Instantiate virtual incoming args rtx
11584 to vDRAP if stack realignment and DRAP is needed.
11585 (assign_parms): Collect parameter/return type alignment and
11586 contribute to stack_alignment_estimated.
11587 (locate_and_pad_parm): Likewise.
11588 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11589 with crtl->args.internal_arg_pointer.
11591 * function.h (rtl_data): Add new field drap_reg,
11592 max_used_stack_slot_alignment, stack_alignment_estimated,
11593 stack_realign_needed, need_drap, stack_realign_processed and
11594 stack_realign_finalized.
11595 (stack_realign_fp): New macro.
11596 (stack_realign_drap): Likewise.
11598 * global.c (compute_regsets): Frame pointer is needed when
11599 stack is realigned. Can eliminate frame pointer when stack is
11600 realigned and dynamic realigned argument pointer isn't used.
11602 * reload1.c (update_eliminables): Frame pointer is needed
11603 when stack is realigned.
11604 (init_elim_table): Can eliminate frame pointer when stack is
11605 realigned and dynamic realigned argument pointer isn't used.
11607 * rtl.h (assign_stack_local_1): Declare new funtion.
11609 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11610 (TARGET_GET_DRAP_RTX): Likewise.
11611 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11612 TARGET_GET_DRAP_RTX.
11614 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11616 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11617 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11619 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11620 H.J. Lu <hongjiu.lu@intel.com>
11622 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11623 vdrap_reg, stack_realign and drap_reg_saved.
11624 (add_cfi): Don't allow redefining CFA when DRAP is used.
11625 (reg_save): Handle stack alignment.
11626 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11627 alignment. Don't generate DWARF information for (set fp sp)
11629 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11631 (int_loc_descriptor): Move prototype forward. Also define if
11632 DWARF2_UNWIND_INFO is true.
11633 (output_cfa_loc): Handle DW_CFA_expression.
11634 (build_cfa_aligned_loc): New.
11635 (based_loc_descr): Update assert for stack realign. For local
11636 variables, use sp+offset when stack is aligned without drap and
11637 fp+offset when stack is aligned with drap. For arguments, use
11638 cfa+offset when drap is used to align stack.
11640 2008-07-30 Joey Ye <joey.ye@intel.com>
11641 H.J. Lu <hongjiu.lu@intel.com>
11643 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11645 (ix86_gen_andsp): New.
11646 (ix86_user_incoming_stack_boundary): Likewise.
11647 (ix86_default_incoming_stack_boundary): Likewise.
11648 (ix86_incoming_stack_boundary): Likewise.
11649 (ix86_can_eliminate): Likewise.
11650 (find_drap_reg): Likewise.
11651 (ix86_update_stack_boundary): Likewise.
11652 (ix86_get_drap_rtx): Likewise.
11653 (ix86_finalize_stack_realign_flags): Likewise.
11654 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11655 (TARGET_GET_DRAP_RTX): Likewise.
11656 (override_options): Overide option value for new options.
11657 (ix86_function_ok_for_sibcall): Remove check for
11658 force_align_arg_pointer.
11659 (ix86_handle_cconv_attribute): Likewise.
11660 (ix86_function_regparm): Likewise.
11661 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11662 (ix86_va_start): Replace virtual_incoming_args_rtx with
11663 crtl->args.internal_arg_pointer.
11664 (ix86_select_alt_pic_regnum): Check DRAP register.
11665 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11666 (ix86_compute_frame_layout): Compute frame layout wrt stack
11668 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11669 (ix86_expand_prologue): Decide if stack realignment is needed
11670 and generate prologue code accordingly.
11671 (ix86_expand_epilogue): Generate epilogue code wrt stack
11672 realignment is really needed or not.
11674 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11675 (ABI_STACK_BOUNDARY): Likewise.
11676 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11677 (STACK_REALIGN_DEFAULT): Likewise.
11678 (INCOMING_STACK_BOUNDARY): Likewise.
11679 (MAX_STACK_ALIGNMENT): Likewise.
11680 (ix86_incoming_stack_boundary): Likewise.
11681 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11682 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11683 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11684 (machine_function): Remove force_align_arg_pointer.
11686 * config/i386/i386.md (BX_REG): New.
11687 (R13_REG): Likewise.
11689 * config/i386/i386.opt (mforce_drap): New.
11690 (mincoming-stack-boundary): Likewise.
11691 (mstackrealign): Add Init(-1).
11693 * config/i386/i386-protos.h (ix86_can_eliminate): New
11695 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11697 * doc/extend.texi: Update force_align_arg_pointer.
11699 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11702 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11703 (INCOMING_STACK_BOUNDARY): Likewise.
11704 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11705 (TARGET_GET_DRAP_RTX): Likewise.
11707 2008-07-30 Andreas Schwab <schwab@suse.de>
11709 PR rtl-optimization/36929
11710 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11711 add_insn_before and fix argument order.
11712 (replace_inc_dec_mem): Handle NULL rtx.
11714 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11716 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11718 (arm_compute_initial_elimination_offset): Use it.
11719 (arm_compute_save_reg_mask): Include static chain save slot when
11720 calculating alignment.
11721 (arm_get_frame_offsets): Ditto.
11722 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11723 that we can use to decrement the stack when the stack decrement
11724 could be too big for an immediate value in a single insn.
11725 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11727 2008-07-30 Richard Guenther <rguenther@suse.de>
11729 PR tree-optimization/36967
11730 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11731 Release defs of statements we remove.
11733 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11735 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11736 instead of NULL_RTVEC.
11738 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11742 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11745 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11747 * final.c (call_from_call_insn): New.
11748 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11750 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11752 * configure.ac: Substitute ADA_CFLAGS.
11753 * configure: Regenerate.
11754 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11755 * Makefile.in: Remove mention of X_* variables.
11756 * config/pa/x-ada-hpux10: Remove.
11757 * config/pa/x-ada: Remove.
11759 * doc/fragments.texi: Update.
11761 2008-07-30 Olivier Hainque <hainque@adacore.com>
11763 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11764 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11765 __dso_handle explicitly here.
11767 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11770 * c-typeck.c (build_binary_op): Encapsulate code into...
11771 * c-common.c (shorten_binary_op): ...this new function.
11772 (conversion_warning): Use the new function. Handle non-negative
11773 constant in bitwise-and.
11774 * c-common.h (shorten_binary_op): Declare.
11776 2008-07-30 Olivier Hainque <hainque@adacore.com>
11778 * scan.c (make_sstring_space): Add explicit conversions of
11779 allocator's return value.
11780 * fix-header.c (recognized_function): Likewise.
11782 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11784 * doc/cpp.texi: Update to GFDL 1.2.
11785 * doc/gcc.texi: Do not list GPL as Invariant Section.
11786 * doc/gccint.texi: Likewise. Update copyright years.
11787 * doc/install.texi: Update copyright years.
11789 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11792 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11793 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11795 2008-07-29 Jan Hubicka <jh@suse.cz>
11797 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11798 (grokdeclarator): Likewise.
11799 * langhooks.c (lhd_warn_unused_global_decl): Use
11800 DECL_DECLARED_INLINE_P.
11801 * print-tree.c (print_node): Remove DECL_INLINE check.
11803 2008-07-29 Richard Guenther <rguenther@suse.de>
11805 PR tree-optimization/36945
11806 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11807 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11808 Record invariant addresses un-decomposed.
11809 (copy_reference_ops_from_call): Record reference call
11810 arguments properly. Simplify.
11811 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11812 helper split out from ...
11813 (create_component_ref_by_pieces): ... here. Simplify.
11814 Prepare for recursive invocation for call arguments.
11815 (create_expression_by_pieces): Adjust call to
11816 create_component_ref_by_pieces.
11817 (compute_avail): Process operand 2 of reference ops.
11819 2008-07-29 Richard Guenther <rguenther@suse.de>
11821 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11823 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11825 * c-format.c (check_format_types): Revert unwanted checkin.
11827 2008-07-29 Jan Hubicka <jh@suse.cz>
11829 * flags.h (flag_really_no_inline): Remove.
11830 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11831 * toplev.c (flag_really_no_inline): Remove.
11832 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11833 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11834 (cgraph_decide_inlining_incrementally): Likewise.
11835 (compute_inline_parameters): Likewise.
11836 * opts.c (decode_options): Simplify.
11837 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11838 * common.opt (finline): Initialize to 1.
11839 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11841 2008-07-29 Jan Hubicka <jh@suse.cz>
11843 * predict.c (always_optimize_for_size_p): New function.
11844 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11845 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11846 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11848 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11849 * function.c (prepare_function_start): Set default profile.
11850 * function.h (rtl_data): Add maybe_hot_insn_p.
11851 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11852 (construct_exit_block): Likewise.
11853 (tree_expand_cfg): Likewise.
11855 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11856 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11857 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11858 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11861 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11864 * c-decl.c (merge_decls): Merge USED flags.
11866 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11868 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11869 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11870 next_stack, lab_false and lab_over trees.
11872 2008-07-28 Richard Guenther <rguenther@suse.de>
11874 PR tree-optimization/36957
11875 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11876 (useless_type_conversion_p): Remove.
11877 (types_compatible_p): Remove.
11878 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11879 (useless_type_conversion_p): Declare.
11880 (types_compatible_p): Declare.
11881 (gimple_expr_type): Return the base type only if it is
11882 trivially convertible to the subtype.
11884 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11886 * configure.ac: Use the m4_do macro to concatenate the warnings into
11887 one string in ACX_PROG_CC_WARNING_OPTS,
11888 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11889 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11890 * configure: Regenerate.
11892 2008-07-28 Richard Guenther <rguenther@suse.de>
11894 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11895 (insert_fake_stores): Remove.
11896 (realify_fake_stores): Likewise.
11897 (execute_pre): Remove dead code.
11898 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11899 (find_func_aliases): Deal with it here instead.
11900 Re-enable gcc_unreachable call.
11902 2008-07-28 Richard Guenther <rguenther@suse.de>
11904 Merge from gimple-tuples-branch.
11906 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11907 * gimple.def: New file.
11908 * gsstruct.def: Likewise.
11909 * gimple-iterator.c: Likewise.
11910 * gimple-pretty-print.c: Likewise.
11911 * tree-gimple.c: Removed. Merged into ...
11912 * gimple.c: ... here. New file.
11913 * tree-gimple.h: Removed. Merged into ...
11914 * gimple.h: ... here. New file.
11916 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11917 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11918 --enable-checking=gimple flag.
11919 * config.in: Likewise.
11920 * configure: Regenerated.
11922 * tree-ssa-operands.h: Tuplified.
11923 * tree-vrp.c: Likewise.
11924 * tree-loop-linear.c: Likewise.
11925 * tree-into-ssa.c: Likewise.
11926 * tree-ssa-loop-im.c: Likewise.
11927 * tree-dump.c: Likewise.
11928 * tree-complex.c: Likewise.
11929 * cgraphbuild.c: Likewise.
11930 * tree-ssa-threadupdate.c: Likewise.
11931 * tree-ssa-loop-niter.c: Likewise.
11932 * tree-pretty-print.c: Likewise.
11933 * tracer.c: Likewise.
11934 * gengtype.c: Likewise.
11935 * tree-loop-distribution.c: Likewise.
11936 * tree-ssa-loop-unswitch.c: Likewise.
11937 * cgraph.c: Likewise.
11938 * cgraph.h: Likewise.
11939 * tree-ssa-loop-manip.c: Likewise.
11940 * value-prof.c: Likewise.
11941 * tree-ssa-loop-ch.c: Likewise.
11942 * tree-tailcall.c: Likewise.
11943 * value-prof.h: Likewise.
11944 * tree.c: Likewise.
11945 * tree.h: Likewise.
11946 * tree-pass.h: Likewise.
11947 * ipa-cp.c: Likewise.
11948 * tree-scalar-evolution.c: Likewise.
11949 * tree-scalar-evolution.h: Likewise.
11950 * target.h: Likewise.
11951 * lambda-mat.c: Likewise.
11952 * tree-phinodes.c: Likewise.
11953 * diagnostic.h: Likewise.
11954 * builtins.c: Likewise.
11955 * tree-ssa-alias-warnings.c: Likewise.
11956 * cfghooks.c: Likewise.
11957 * fold-const.c: Likewise.
11958 * cfghooks.h: Likewise.
11959 * omp-low.c: Likewise.
11960 * tree-ssa-dse.c: Likewise.
11961 * ipa-reference.c: Likewise.
11962 * tree-ssa-uncprop.c: Likewise.
11963 * toplev.c: Likewise.
11964 * tree-gimple.c: Likewise.
11965 * tree-gimple.h: Likewise.
11966 * tree-chrec.c: Likewise.
11967 * tree-chrec.h: Likewise.
11968 * tree-ssa-sccvn.c: Likewise.
11969 * tree-ssa-sccvn.h: Likewise.
11970 * cgraphunit.c: Likewise.
11971 * tree-ssa-copyrename.c: Likewise.
11972 * tree-ssa-ccp.c: Likewise.
11973 * tree-ssa-loop-ivopts.c: Likewise.
11974 * tree-nomudflap.c: Likewise.
11975 * tree-call-cdce.c: Likewise.
11976 * ipa-pure-const.c: Likewise.
11977 * c-format.c: Likewise.
11978 * tree-stdarg.c: Likewise.
11979 * tree-ssa-math-opts.c: Likewise.
11980 * tree-ssa-dom.c: Likewise.
11981 * tree-nrv.c: Likewise.
11982 * tree-ssa-propagate.c: Likewise.
11983 * ipa-utils.c: Likewise.
11984 * tree-ssa-propagate.h: Likewise.
11985 * tree-ssa-alias.c: Likewise.
11986 * gimple-low.c: Likewise.
11987 * tree-ssa-sink.c: Likewise.
11988 * ipa-inline.c: Likewise.
11989 * c-semantics.c: Likewise.
11990 * dwarf2out.c: Likewise.
11991 * expr.c: Likewise.
11992 * tree-ssa-loop-ivcanon.c: Likewise.
11993 * predict.c: Likewise.
11994 * tree-ssa-loop.c: Likewise.
11995 * tree-parloops.c: Likewise.
11996 * tree-ssa-address.c: Likewise.
11997 * tree-ssa-ifcombine.c: Likewise.
11998 * matrix-reorg.c: Likewise.
11999 * c-decl.c: Likewise.
12000 * tree-eh.c: Likewise.
12001 * c-pretty-print.c: Likewise.
12002 * lambda-trans.c: Likewise.
12003 * function.c: Likewise.
12004 * langhooks.c: Likewise.
12005 * ebitmap.h: Likewise.
12006 * tree-vectorizer.c: Likewise.
12007 * function.h: Likewise.
12008 * langhooks.h: Likewise.
12009 * tree-vectorizer.h: Likewise.
12010 * ipa-type-escape.c: Likewise.
12011 * ipa-type-escape.h: Likewise.
12012 * domwalk.c: Likewise.
12013 * tree-if-conv.c: Likewise.
12014 * profile.c: Likewise.
12015 * domwalk.h: Likewise.
12016 * tree-data-ref.c: Likewise.
12017 * tree-data-ref.h: Likewise.
12018 * tree-flow-inline.h: Likewise.
12019 * tree-affine.c: Likewise.
12020 * tree-vect-analyze.c: Likewise.
12021 * c-typeck.c: Likewise.
12022 * gimplify.c: Likewise.
12023 * coretypes.h: Likewise.
12024 * tree-ssa-phiopt.c: Likewise.
12025 * calls.c: Likewise.
12026 * tree-ssa-coalesce.c: Likewise.
12027 * tree.def: Likewise.
12028 * tree-dfa.c: Likewise.
12029 * except.c: Likewise.
12030 * except.h: Likewise.
12031 * cfgexpand.c: Likewise.
12032 * tree-cfgcleanup.c: Likewise.
12033 * tree-ssa-pre.c: Likewise.
12034 * tree-ssa-live.c: Likewise.
12035 * tree-sra.c: Likewise.
12036 * tree-ssa-live.h: Likewise.
12037 * tree-predcom.c: Likewise.
12038 * lambda.h: Likewise.
12039 * tree-mudflap.c: Likewise.
12040 * ipa-prop.c: Likewise.
12041 * print-tree.c: Likewise.
12042 * tree-ssa-copy.c: Likewise.
12043 * ipa-prop.h: Likewise.
12044 * tree-ssa-forwprop.c: Likewise.
12045 * ggc-page.c: Likewise.
12046 * c-omp.c: Likewise.
12047 * tree-ssa-dce.c: Likewise.
12048 * tree-vect-patterns.c: Likewise.
12049 * tree-ssa-ter.c: Likewise.
12050 * tree-nested.c: Likewise.
12051 * tree-ssa.c: Likewise.
12052 * lambda-code.c: Likewise.
12053 * tree-ssa-loop-prefetch.c: Likewise.
12054 * tree-inline.c: Likewise.
12055 * tree-inline.h: Likewise.
12056 * tree-iterator.c: Likewise.
12057 * tree-optimize.c: Likewise.
12058 * tree-ssa-phiprop.c: Likewise.
12059 * tree-vect-transform.c: Likewise.
12060 * tree-object-size.c: Likewise.
12061 * tree-outof-ssa.c: Likewise.
12062 * cfgloop.c: Likewise.
12063 * system.h: Likewise.
12064 * tree-profile.c: Likewise.
12065 * cfgloop.h: Likewise.
12066 * c-gimplify.c: Likewise.
12067 * c-common.c: Likewise.
12068 * tree-vect-generic.c: Likewise.
12069 * tree-flow.h: Likewise.
12070 * c-common.h: Likewise.
12071 * basic-block.h: Likewise.
12072 * tree-ssa-structalias.c: Likewise.
12073 * tree-switch-conversion.c: Likewise.
12074 * tree-ssa-structalias.h: Likewise.
12075 * tree-cfg.c: Likewise.
12076 * passes.c: Likewise.
12077 * ipa-struct-reorg.c: Likewise.
12078 * ipa-struct-reorg.h: Likewise.
12079 * tree-ssa-reassoc.c: Likewise.
12080 * cfgrtl.c: Likewise.
12081 * varpool.c: Likewise.
12082 * stmt.c: Likewise.
12083 * tree-ssanames.c: Likewise.
12084 * tree-ssa-threadedge.c: Likewise.
12085 * langhooks-def.h: Likewise.
12086 * tree-ssa-operands.c: Likewise.
12087 * config/alpha/alpha.c: Likewise.
12088 * config/frv/frv.c: Likewise.
12089 * config/s390/s390.c: Likewise.
12090 * config/m32c/m32c.c: Likewise.
12091 * config/m32c/m32c-protos.h: Likewise.
12092 * config/spu/spu.c: Likewise.
12093 * config/sparc/sparc.c: Likewise.
12094 * config/i386/i386.c: Likewise.
12095 * config/sh/sh.c: Likewise.
12096 * config/xtensa/xtensa.c: Likewise.
12097 * config/stormy16/stormy16.c: Likewise.
12098 * config/ia64/ia64.c: Likewise.
12099 * config/rs6000/rs6000.c: Likewise.
12100 * config/pa/pa.c: Likewise.
12101 * config/mips/mips.c: Likewise.
12103 2008-07-28 Simon Baldwin <simonb@google.com>
12105 * c-pragma.c (handle_pragma_message): New function.
12106 (init_pragma): Register handle_pragma_message.
12107 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12110 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12112 PR tree-optimization/35252
12113 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12114 REALPART_EXPR to be considered as same load operation.
12116 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12118 PR tree-optimization/36830
12119 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12120 (expressions_equal_p): Return false if only one operand is null.
12122 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12124 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12125 version requirements.
12127 2008-07-26 Olivier Hainque <hainque@adacore.com>
12129 * collect2.c (symkind): New enum. Symbol kinds we care about.
12130 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12131 code and head comment accordingly.
12132 (scan_prog_file): Use symkind names instead of bare integers.
12134 2008-07-25 Jan Hubicka <jh@suse.cz>
12136 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12138 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12139 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12140 * dojump.c (clear_pending_stack_adjust): Likewise.
12141 * print-tree.c (print_node): Ignore DECL_INLINE.
12142 * tree-inline.c (inlinable_function_p): Likewise.
12144 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12146 * doc/extend.texi (hot attribute): Document that the hot attribute
12147 turns on -O3 for some ports.
12148 (cold attribute): Document that the cold attribute turns on -Os
12151 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12152 reflect function specific option support.
12154 * target.h (struct target_option_hooks): Add fields to say whether
12155 the cold attribute implies -Os and the hot attribute implies -O3.
12157 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12158 By default, do not turn on -Os for cold functions.
12159 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12160 not turn on -O3 for hot functions.
12162 * c-common.c (handle_hot_attribute): Use target hook to determine
12163 if hot functions should enable -O3.
12164 (handle_cold_attribute): Use target hook to determine if cold
12165 functions should enable -Os.
12167 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12168 (override_options): Move disable scheduling to
12169 optimization_options.
12170 (optimization_options): Disable scheduling here, not
12172 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12173 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12175 * config/ia64/ia64.c (ia64_override_options): Move setting
12176 scheduling flags to ia64_optimization_options.
12177 (ia64_optimization_options): Disable scheduling options here, and
12178 not in ia64_override_options.
12179 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12180 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12182 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12185 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12187 2008-07-25 Martin Jambor <mjambor@suse.cz>
12189 PR tree-optimization/36926
12190 * ipa-prop.c (ipa_analyze_call_uses): Call
12191 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12193 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12195 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12196 movv2si_internal): Add mem = reg alternative.
12198 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12201 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12202 DEFAULT_PCC_STRUCT_RETURN to 127.
12204 2008-07-24 Jan Hubicka <jh@suse.cz>
12206 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12207 (build_cgraph_edges): Likewise.
12208 * cgraph.c (cgraph_node): Do not update assembler hash.
12209 (cgraph_remove_node): Drop non-unit-at-a-time code.
12210 * tree-pass.h (pass_O0_always_inline): Remove.
12211 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12212 * toplev.c (process_options): Flag unit-at-a-time does not imply
12213 no section anchors.
12214 * cgraphunit.c: Update comments.
12215 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12216 (cgraph_assemble_pending_functions): Remove.
12217 (cgraph_reset_node): Drop non-unit-at-a-time code.
12218 (cgraph_finalize_function): Likewise.
12219 (cgraph_analyze_function): Likewise.
12220 (cgraph_finalize_compilation_unit): Likewise.
12221 (cgraph_expand_function): Likewise.
12222 (cgraph_optimize): Likesise.
12223 (save_inline_function_body): Likewise.
12224 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12225 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12226 * ipa-inline.c: Update comments.
12227 (enum inlining_mode): remove INLINE_SPEED.
12228 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12229 (cgraph_mark_inline_edge): Likewise.
12230 (try_inline): Likewise.
12231 (cgraph_decide_inlining_incrementally): Likewise.
12232 (cgraph_gate_inlining): Remove.
12233 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12234 (cgraph_gate_early_inlining): Likewise.
12235 (gate_inline_passes): Remove.
12236 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12237 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12238 pass_O0_always_inline): Remove.
12239 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12240 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12241 * opts.c (no_unit_at_a_time_default): Remove.
12242 (decode_options): Remove flag_unit_at_a_time reset and warning.
12243 * opts.h (no_unit_at_a_time_default): Remove.
12244 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12245 early in GNU dialect.
12246 (merge_decls): Update comment; drop unit-at-a-time check.
12247 (finish_decl): Likewise.
12248 (grok_declaration): Remove flag_inline_trees code.
12249 (finish_functions): Return on function returning non-void on all
12251 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12252 * cfgexpand.c (expand_one_static_var): Remove.
12253 (expand_one_var): Remove expand_one_static_var call.
12254 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12255 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12256 and flag_unit_at_a-time compatibility checks.
12257 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12258 * tree-inline.c (flag_inline_trees): Remove.
12259 (inlinable_function_p): Don't check it.
12260 (expand_call_inline): Remove non-unit-at-a-time code.
12261 * tree-inline.h (flag_inline_trees): Remove.
12262 * tree-optimize.c (execute_early_local_optimizations): Remove
12263 unit-at-a-time checks.
12264 (tree_rest_of_compilation): Likewise.
12265 * combine.c (setup_incoming_promotions): Likewise.
12266 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12267 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12268 * passes.c (pass_inline_parameters): Update comments; remove
12269 O0_alwaysinline pass.
12270 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12271 (execute_one_pass): Likewise.
12272 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12273 (ix86_function_sseregparm): Likewise.
12274 * arm.c (arm_function_in_section_p): Likewise.
12275 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12276 * varpool.c: Update comments.
12277 (decide_is_variable_needed): Remove unit-at-a-time checks.
12278 (varpool_finalize_decl): Likewise.
12280 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12282 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12283 to 2 instead of -1.
12284 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12286 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12288 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12289 imp symbol extension.
12291 2008-07-23 Ian Lance Taylor <iant@google.com>
12293 * tree-vrp.c (infer_value_range): Ignore asm statements when
12294 looking for memory accesses for -fdelete-null-pointer-checks.
12296 2008-07-24 Ben Elliston <bje@au.ibm.com>
12298 * config/spu/spu-c.c (__vector_keyword): New variable.
12299 (vector_keyword): Likewise.
12300 (spu_categorize_keyword): New function.
12301 (spu_macro_to_expand): Likewise.
12302 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12303 compiling an ISO C dialect.
12305 2008-07-24 Ben Elliston <bje@au.ibm.com>
12307 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12308 conventional usage.
12310 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12312 * configure: Regenerate.
12313 * configure.ac: Require texinfo 4.7.
12314 * doc/install.texi: Document texinfo 4.7 requirement.
12316 2008-07-23 Martin Jambor <mjambor@suse.cz>
12318 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12319 rather than for DECL_SAVED_TREE.
12320 * ipa-prop.c: Include diagnostic.h.
12321 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12323 (ipa_detect_param_modifications): Function rewritten from scratch.
12324 (ipa_compute_jump_functions): Changed accesses to modification flags.
12325 (ipa_free_node_params_substructures): Update flags destruction.
12326 (ipa_node_duplication_hook): Update flags duplication.
12327 (ipa_print_all_params_modified): Updated flag access.
12328 * ipa-prop.h (struct ipa_param_flags): New structure.
12329 (struct ipa_node_params): New field modification_analysis_done,
12330 modified_flags changed into param_flags.
12331 (ipa_is_ith_param_modified): Changed to use new flags.
12332 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12334 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12335 ipa-cp.c and split into two functions.
12336 (ipa_print_node_jump_functions): New function.
12337 (compute_scalar_jump_functions): New function.
12338 (type_like_member_ptr_p): New function.
12339 (compute_pass_through_member_ptrs): New function.
12340 (fill_member_ptr_cst_jump_function): New function.
12341 (determine_cst_member_ptr): New function.
12342 (compute_cst_member_ptr_arguments): New function.
12343 (ipa_compute_jump_functions): Complete rewrite.
12344 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12345 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12346 (struct ipa_member_ptr_cst): New structure.
12347 (union jump_func_value): New field member_cst.
12348 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12349 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12350 jump function types.
12351 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12352 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12353 instead of ipcp_print_all_jump_functions.
12354 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12355 only for replacable scalars.
12357 * doc/invoke.texi (Optimize options): Add description of
12358 -findirect-inlining.
12359 * common.opt (flag_indirect_inlining): New flag.
12360 * opts.c (decode_options): Set flag_indirect_inlining when
12363 * ipa-inline.c: Include ipa-prop.h.
12364 (inline_indirect_intraprocedural_analysis): New function.
12365 (inline_generate_summary): Allocate parameter and argument info
12366 structures, call inline_indirect_intraprocedural_analysis on each
12367 node when doing indirect inlining and deallocate indirect inlining
12368 data structures in the end.
12369 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12370 (free_all_ipa_structures_after_iinln): New function.
12371 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12373 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12375 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12376 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12377 of computing the frequency separately.
12378 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12379 of computing the frequency separately.
12380 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12381 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12382 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12383 (ipa_get_stmt_member_ptr_load_param): New function.
12384 (ipa_is_ssa_with_stmt_def): New function.
12385 (ipa_note_param_call): New function.
12386 (ipa_analyze_call_uses): New function.
12387 (ipa_analyze_stmt_uses): New function.
12388 (ipa_analyze_params_uses): New function.
12389 (ipa_free_node_params_substructures): Also free the param_calls linked
12391 (ipa_node_duplication_hook): Also duplicate the param_calls
12393 (ipa_print_node_param_flags): New function.
12394 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12395 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12396 * ipa-prop.h (struct ipa_param_flags): New field called.
12397 (struct ipa_param_call_note): New structure.
12398 (struct ipa_node_params): New fields param_calls and
12399 uses_analysis_done.
12400 (ipa_is_ith_param_called): New function.
12401 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12402 ipa_analyze_params_uses and dump parameter flags.
12404 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12405 ipa_propagate_indirect_call_infos if performing indirect inlining,
12406 pass a new parameter new_edges to it.
12407 (add_new_edges_to_heap): New fucntion.
12408 (cgraph_decide_inlining_of_small_functions): New vector
12409 new_indirect_edges for newly found indirect edges , call
12410 ipa_propagate_indirect_call_infos after inlining.
12411 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12412 inlining if performing indirect inlining. Call
12413 free_all_ipa_structures_after_iinln when doing so too.
12414 (inline_generate_summary): Do not call
12415 free_all_ipa_structures_after_iinln here.
12416 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12417 (print_edge_addition_message): New function.
12418 (update_call_notes_after_inlining): New function.
12419 (propagate_info_to_inlined_callees): New function.
12420 (ipa_propagate_indirect_call_infos): New function.
12421 * ipa-prop.h: Include cgraph.h
12422 (struct ipa_param_call_note): Fields reordered, new field processed.
12423 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12424 flag indirect_call.
12425 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12426 rediscovered call statements.
12427 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12428 (dump_cgraph_node): Dump also the indirect_call flag.
12429 (cgraph_clone_edge): Copy also the indirect_call flag.
12430 * tree-inline.c (copy_bb): Do not check for fndecls from call
12431 expressions, check for edge availability when moving clones.
12432 (get_indirect_callee_fndecl): New function.
12433 (expand_call_inline): If callee declaration is not apprent from
12434 the statement, try calling get_indirect_callee_fndecl. Do not
12435 issue warnings or call sorry when not inlinings an indirect edge.
12436 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12438 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12439 bit more frandly to matching.
12440 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12441 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12442 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12444 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12447 * opth-gen.awk: Suppress function specific features when building
12449 * optc-gen.awk: Ditto.
12451 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12454 * diagnostic.c (pedwarn): Add opt parameter.
12456 * c-tree.h (pedwarn_init): Add opt parameter.
12457 (pedwarn_c90): Likewise.
12458 (pedwarn_c99): Likewise.
12459 * c-errors.c (pedwarn_c99): Likewise.
12460 (pedwarn_c90): Likewise.
12461 * toplev.h (pedwarn): Update declaration.
12462 (pedwarn0): Declare.
12463 * c-lex.c: All calls to pedwarn changed.
12464 * builtins.c: All calls to pedwarn changed.
12465 * toplev.c: All calls to pedwarn changed.
12466 * c-decl.c: All calls to pedwarn changed.
12467 * c-typeck.c: All calls to pedwarn changed.
12468 * c-common.c: All calls to pedwarn changed.
12469 * c-parser.c: All calls to pedwarn changed.
12471 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12472 Karthik Kumar <karthikkumar@gmail.com>
12474 * attribs.c (file scope): Include c-common.h.
12475 (decl_attributes): Add support for #pragma GCC optimize and
12476 #pragma GCC option.
12478 * targhooks.c (default_can_inline_p): New function that is the
12479 default for the TARGET_CAN_INLINE_P target hook.
12481 * targhooks.h (default_can_inline_p): Add declaration.
12483 * tree.c (cl_optimization_node): New static tree for building
12484 OPTIMIZATION_NODE tree.
12485 (cl_target_option_node): New static tree for building
12486 TARGET_OPTION_NODE tree.
12487 (cl_option_hash_table): New hash table for hashing
12488 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12489 (cl_option_hash_hash): New function to provide the hash value for
12490 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12491 (cl_option_hash_eq): New function to provide an equality test for
12492 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12493 (tree_code_size): Add support for OPTIMIZATION_NODE and
12494 TARGET_OPTION_NODE trees.
12495 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12496 TARGET_OPTION_NODE trees.
12497 (build_optimization_node): Build a tree that has all of the
12498 current optimization options.
12499 (build_target_option_node): Build a tree that has the target
12500 options that might be changed on a per function basis.
12502 * tree.h (file scope): Include options.h.
12503 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12504 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12505 (TREE_OPTIMIZATION): Ditto.
12506 (TREE_TARGET_SPECIFIC): Ditto.
12507 (struct tree_function_decl): Add fields for remembering the
12508 current optimization options and target specific options.
12509 (struct tree_optimization_option): New tree variant that remembers
12510 the optimization options.
12511 (struct tree_target_option): New tree variant that remembers the
12512 target specific flags that might change for compiling a particular
12514 (union tree_node): Include tree_optimization_option and
12515 tree_target_option fields.
12516 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12517 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12518 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12519 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12520 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12521 optimization and target options.
12522 (optimization_default_node): New macro to refer to global_trees
12524 (optimization_current_node): Ditto.
12525 (optimization_cold_node): Ditto.
12526 (optimization_hot_node): Ditto.
12527 (target_option_default_node): Ditto.
12528 (target_option_current_node): Ditto.
12529 (current_option_pragma): Ditto.
12530 (current_optimize_pragma): Ditto.
12532 * target.h (struct gcc_target): Add valid_option_attribute_p,
12533 target_option_save, target_option_restore, target_option_print,
12534 target_option_pragma_parse, and can_inline_p hooks.
12536 * toplev.h (parse_optimize_options): Add declaration.
12537 (fast_math_flags_struct_set_p): Ditto.
12539 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12540 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12543 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12544 tree_can_inline_p hook to see if one function can inline another.
12545 (cgraph_decide_inlining): Ditto.
12546 (cgraph_decide_inlining_incrementally): Ditto.
12548 * opts.c (decode_options): Add support for running multiple times
12549 to allow functions with different target or optimization options
12550 than was specified on the command line.
12551 (fast_math_flags_struct_set_p): New function that is similar to
12552 fast_math_flags_set_p, except it uses the values in the
12553 cl_optimization structure instead of global variables.
12555 * optc-gen.awk: Add support for TargetSave to allow a back end to
12556 declare new fields that need to be saved when using function
12557 specific options. Include flags.h and target.h in the options.c
12558 source. Add support for Save to indicate which options can be set
12559 for individual functions. Generate cl_optimize_save,
12560 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12561 cl_target_option_restore, cl_target_option_print functions to
12562 allow functions to use different optimization or target options.
12564 * opt-functions.awk (var_type_struct): Return the type used for
12565 storing the field in a structure.
12567 * opth-gen.awk: Add support for TargetSave to allow a back end to
12568 declare new fields that need to be saved when using function
12569 specific options. Add support for Save to indicate which options
12570 can be set for individual functions. Only generate one extern for
12571 Mask fields. Generate cl_optimization and cl_target_option
12572 structures to remember optimization and target options.
12574 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12575 collecting new tree nodes.
12576 (TS_TARGET_OPTION): Ditto.
12578 * c-decl.c (merge_decls): Merge function specific target and
12579 optimization options.
12581 * function.c (invoke_set_current_function_hook): If the function
12582 uses different optimization options, change the global variables
12585 * coretypes.h (struct cl_optimization): Add forward reference.
12586 (struct cl_target_option): Ditto.
12588 * c-pragma.c (option_stack): New static vector to remember the
12589 current #pragma GCC option stack.
12590 (handle_pragma_option): New function to support #pragma GCC option
12591 to change target options.
12592 (optimize_stack): New static vector to remember the current
12593 #pragma GCC optimize stack.
12594 (handle_pragma_optimize): New function to support #pragma GCC
12595 optimize to change optimization options.
12596 (init_pragma): Add support for #pragma GCC optimize and #pragma
12599 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12600 optimization options.
12601 (TARGET_OPTION_NODE): New tree code for remembering certain target
12604 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12605 TARGET_OPTION_NODE trees.
12607 * common.opt (-O): Add Optimization flag.
12609 (-fmath-errno): Ditto.
12610 (-falign-functions): Add UInteger flag to make sure flag gets full
12611 int in cl_optimization structure.
12612 (-falign-jumps): Ditto.
12613 (-falign-labels): Ditto.
12614 (-falign-loops): Ditto.
12615 (-fsched-stalled-insns): Ditto.
12616 (-fsched-stalled-insns-dep): Ditto.
12618 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12620 (TARGET_OPTION_SAVE): Ditto.
12621 (TARGET_OPTION_RESTORE): Ditto.
12622 (TARGET_OPTION_PRINT): Ditto.
12623 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12624 (TARGET_CAN_INLINE_P): Ditto.
12625 (TARGET_INITIALIZER): Add new hooks.
12627 * tree-inline.c (tree_can_inline_p): New function to determine
12628 whether one function can inline another. Check if the functions
12629 use compatible optimization options, and also call the backend
12632 * tree-inline.h (tree_can_inline_p): Add declaration.
12634 * c-common.c (c_common_attribute): Add support for option and
12635 optimize attributes.
12636 (handle_option_attribute): Add support for the option attribute to
12637 allow the user to specify different target options for compiling a
12639 (handle_optimize_attribute): Add support for the optimize
12640 attribute to allow the user to specify different optimization
12641 options for compiling a specific function.
12642 (handle_hot_attribute): Turn on -O3 optimization for this one
12643 function if it isn't the default optimization level.
12644 (handle_cold_attribute): Turn on -Os optimization for this one
12645 function if it insn't the default optimization.
12646 (const_char_p): New const char * typedef.
12647 (optimize_args): New static vector to remember the optimization
12649 (parse_optimize_options): New function to set up the optimization
12650 arguments from either the optimize attribute or #pragma GCC optimize.
12652 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12653 (builtin_define_std): Ditto.
12655 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12656 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12657 (x86_64-*-*): Ditto.
12659 * Makefile.in (TREE_H): Add options.h.
12660 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12662 * doc/extend.texi (option attribute): Document new attribute.
12663 (optimize attribute): Ditto.
12664 (hot attribute): Document hot attribute sets -O3.
12665 (cold attribute): Document cold attribute sets -Os.
12666 (#pragma GCC option): Document new pragma.
12667 (#pragma GCC optimize): Ditto.
12669 * doc/options.texi (TargetSave): Document TargetSave syntax.
12670 (UInteger): Document UInteger must be used for certain flags.
12671 (Save): Document Save option to create target specific options
12672 that can be saved/restored on a function specific context.
12674 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12675 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12677 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12678 (TARGET_OPTION_SAVE): Ditto.
12679 (TARGET_OPTION_RESTORE): Ditto.
12680 (TARGET_OPTION_PRINT): Ditto.
12681 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12682 (TARGET_CAN_INLINE_P): Ditto.
12684 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12686 (-mfpmath=both): Ditto.
12688 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12689 Karthik Kumar <karthikkumar@gmail.com>
12691 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12692 (TARGET_POPCNT): Ditto.
12693 (TARGET_SAHF): Ditto.
12694 (TARGET_AES): Ditto.
12695 (TARGET_PCLMUL): Ditto.
12696 (TARGET_CMPXCHG16B): Ditto.
12697 (TARGET_RECIP): Move switch into target_flags.
12698 (TARGET_FUSED_MADD): Ditto.
12699 (ix86_arch_features): Make an unsigned char type.
12700 (ix86_tune_features): Ditto.
12701 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12702 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12703 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12705 * config/i386/i386.opt (arch): New TargetSave field to define
12706 fields that need to be saved for function specific option support.
12709 (branch_cost): Ditto.
12710 (ix86_isa_flags_explicit): Ditto.
12711 (tune_defaulted): Ditto.
12712 (arch_specified): Ditto.
12713 (-m128-long-double): Add Save flag to save option for target
12714 specific option support.
12716 (-maccumulate-outgoing-args): Ditto.
12717 (-malign-double): Ditto.
12718 (-malign-stringops): Ditto.
12719 (-mfancy-math-387): Ditto.
12720 (-mhard-float): Ditto.
12721 (-mieee-fp): Ditto.
12722 (-minline-all-stringops): Ditto.
12723 (-minline-stringops-dynamically): Ditto.
12724 (-mms-bitfields): Ditto.
12725 (-mno-align-stringops): Ditto.
12726 (-mno-fancy-math-387): Ditto.
12727 (-mno-push-args): Ditto.
12728 (-mno-red-zone): Ditto.
12729 (-mpush-args): Ditto.
12730 (-mred-zone): Ditto.
12732 (-msseregparm): Ditto.
12733 (-mstack-arg-probe): Ditto.
12745 (-mno-sse4): Ditto.
12748 (-mrecip): Move flag into target_flags.
12750 (-mno-fused-madd): Ditto.
12751 (-mfused-madd): Ditto.
12752 (-mabm): Move flag into ix86_isa_flags.
12759 * config/i386/i386-c.c: New file for #pragma support.
12760 (ix86_target_macros_internal): New function to #define or #undef
12761 target macros based when the user uses the #pragma GCC option to
12762 change target options.
12763 (ix86_pragma_option_parse): New function to add #pragma GCC option
12765 (ix86_target_macros): Move defining the target macros here from
12766 TARGET_CPU_CPP_BUILTINS in i386.h.
12767 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12768 defined, initialize any subtarget #pragmas.
12770 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12771 REGISTER_TARGET_PRAGMAS.
12773 * config/i386/t-i386: New file for x86 dependencies.
12774 (i386.o): Make dependencies mirror the include files used.
12775 (i386-c.o): New file, add dependencies.
12777 * config/i386/i386-protos.h (override_options): Add bool argument.
12778 (ix86_valid_option_attribute_tree): Add declaration.
12779 (ix86_target_macros): Ditto.
12780 (ix86_register_macros): Ditto.
12782 * config/i386/i386.c (ix86_tune_features): Move initialization of
12783 the target masks to initial_ix86_tune_features to allow functions
12784 to have different target options. Make type unsigned char,
12785 instead of unsigned int.
12786 (initial_ix86_tune_features): New static vector to hold processor
12787 masks for the tune variables.
12788 (ix86_arch_features): Move initialization of the target masks to
12789 initial_ix86_arch_features to allow functions to have different
12790 target options. Make type unsigned char, instead of unsigned int.
12791 (initial_ix86_arch_features): New static vector to hold processor
12792 masks for the arch variables.
12793 (enum ix86_function_specific_strings): New enum to describe the
12794 string options used for attribute((option(...))).
12795 (ix86_target_string): New function to return a string that
12796 describes the target options.
12797 (ix86_debug_options): New function to print the current options in
12799 (ix86_function_specific_save): New function hook to save the
12800 function specific global variables in the cl_target_option structure.
12801 (ix86_function_specific_restore): New function hook to restore the
12802 function specific variables from the cl_target_option structure to
12803 the global variables.
12804 (ix86_function_specific_print): New function hook to print the
12805 target specific options in the cl_target_option structure.
12806 (ix86_valid_option_attribute_p): New function hook to validate
12807 attribute((option(...))) arguments.
12808 (ix86_valid_option_attribute_tree): New function that is common
12809 code between attribute((option(...))) and #pragma GCC option
12810 support that parses the options and returns a tree holding the options.
12811 (ix86_valid_option_attribute_inner_p): New helper function for
12812 ix86_valid_option_attribute_tree.
12813 (ix86_can_inline_p): New function hook to decide if one function
12814 can inline another on a target specific basis.
12815 (ix86_set_current_function); New function hook to switch target
12816 options if the user used attribute((option(...))) or #pragma GCC
12818 (ix86_tune_defaulted): Move to static file scope from
12820 (ix86_arch_specified): Ditto.
12821 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12823 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12824 (OPTION_MASK_ISA_ABM_SET): Ditto.
12825 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12826 (OPTION_MASK_ISA_CX16_SET): Ditto.
12827 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12828 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12829 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12830 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12831 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12832 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12833 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12834 (struct ptt): Move to static file scope from override_options.
12835 (processor_target_table): Ditto.
12836 (cpu_names): Ditto.
12837 (ix86_handle_option): Add support for options that are now isa options.
12838 (override_options): Add support for declaring functions that
12839 support different target options than were specified on the
12840 command line. Move struct ptt, processor_target_table, cpu_names,
12841 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12842 Add bool argument. Fix up error messages so the appropriate error
12843 is given for either command line or attribute.
12844 (ix86_previous_fndecl): New static to remember previous function
12845 declaration to see if we need to change target options.
12846 (ix86_builtins_isa): New array to record the ISA of each builtin
12848 (def_builtin): Always create the builtin function, even if the
12849 current ISA doesn't support it.
12850 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12851 tests for those builtins.
12852 (ix86_init_builtins): Remove TARGET_MMX test for calling
12853 ix86_init_mmx_sse_builtins.
12854 (ix86_expand_builtin): If the current ISA doesn't support a given
12855 builtin, signal an error.
12856 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12857 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12858 (TARGET_OPTION_SAVE): Ditto.
12859 (TARGET_OPTION_RESTORE): Ditto.
12860 (TARGET_OPTION_PRINT): Ditto.
12861 (TARGET_CAN_INLINE_P): Ditto.
12863 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12865 * c-typeck.c (build_external_ref): Don't call assemble_external.
12866 * final.c (output_operand): Call assemble_external.
12868 2008-07-21 DJ Delorie <dj@redhat.com>
12870 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12871 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12873 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12875 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12876 original insn and splitter contents into ...
12877 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12878 flag_unsafe_math_optimizations. Add dummy scratch register.
12879 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12880 !flag_unsafe_math_optimizations. Returns number with next
12881 highest magnitude if this is still less or equal to the true
12882 quotient in magnitude.
12884 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12886 * Makefile.in: Replace toplev.h with TOPLEV_H.
12887 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12888 * c-lex.c (fe_file_change): Don't set in_system_header.
12889 * c-parser.c (c_token): Remove in_system_header.
12890 (c_lex_one_token): Don't set in_system_header.
12891 (c_parser_set_source_position_from_token): Don't set in_system_header.
12892 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12895 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12896 * flags.h (in_system_header): Remove.
12897 * function.c (saved_in_system_header): Remove.
12898 (push_cfun): Don't set in_system_header.
12899 (pop_cfun): Don't set in_system_header.
12900 (push_struct_function): Don't set in_system_header.
12901 * input.h (expanded_location): Add sysp.
12902 (in_system_header_at): New.
12903 (in_system_header): New.
12904 * toplev.c (in_system_header): Remove.
12905 * toplev.h: Include input.h
12907 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12908 * tree-ssa.c (warn_uninit): Call warning_at.
12909 (warn_uninitialized_var): Update calls to warn_uninit.
12910 (warn_uninitialized_phi): Update calls to warn_uninit.
12911 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12912 (expand_location): Initialize xloc.sysp.
12913 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12914 (tree_decl_with_vis): Remove in_system_header_flag.
12916 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12919 * recog.c (asm_operand_ok): Change the order of the extra
12920 memory constraint checks.
12922 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12925 * tree-switch-conversion.c (build_one_array): Call
12926 varpool_mark_needed_node and varpool_finalize_decl
12927 instead of assemble_variable.
12929 2008-07-19 Jan Hubicka <jh@suse.cz>
12931 * cgraph.c (cgraph_add_new_function): Do early local passes.
12932 * tree-nrv.c (gate_pass_return_slot): New gate.
12933 (pass_nrv): Add the gate.
12934 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12936 (coalesce_ssa_name): Coalesce SSA names.
12937 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12938 not optimizing so unused user vars remains visible.
12939 * common.opt (flag_tree_ter): Always enable by default.
12940 * tree-ssa-ter.c: Include flags.h
12941 (is_replaceable_p): Check that locations match; when aliasing
12942 is missing be conservative about loads.
12943 * tree-optimize.c (gate_init_datastructures): Remove.
12944 (pass_init_datastructures): New.
12945 * passes.c: Reorder passes so we always go into SSA.
12947 2008-07-19 Jan Hubicka <jh@suse.cz>
12949 * doc/extend.texi (flatten attribute): Remove note about
12951 * doc/invoke.texi (--combine): Likewise.
12952 (-finline-functions-called-once): Update levels when enabled.
12953 (-funit-at-a-time): Document new behaviour.
12954 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12955 -fno-section-anchors when disabled explicitly.
12956 (inline params): They are not ignored now.
12957 (precompiled headers): Remove unit-at-a-time as being incompatible.
12958 * opts.c (decode_options): Handle unit-at-a-time as alias;
12959 imply -fno-section-anchors when toplevel reorder is disabled
12961 * common.opt (ftoplevel-reorder): Set default value to 2.
12962 (funit-at-a-time): Set default value to 1.
12963 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12966 2008-07-19 Jan Hubicka <jh@suse.cz>
12968 * builtins.c (expand_builtin_int_roundingfn,
12969 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12972 2008-07-19 Richard Guenther <rguenther@suse.de>
12975 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12976 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12977 * tree-ssa-pre.c (get_expr_value_id): For newly created
12978 constant value-ids make sure to add the expression to its
12981 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12983 PR middle-end/36877
12984 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12985 return value of the builtin is ignored.
12987 2008-07-19 Olivier Hainque <hainque@adacore.com>
12989 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12990 bits, a C conformant malloc implementation has to provide.
12991 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12993 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12997 * reload.c (find_reloads_subreg_address): Only reload address if
12998 reloaded == 0, not for reloaded != 1.
13001 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13002 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13003 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13004 m32c_legitimize_reload_address.
13006 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13007 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13008 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13010 2008-07-19 Olivier Hainque <hainque@adacore.com>
13012 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13013 argument, saying whether nested array are to be collapsed
13014 into a single array type DIE with multiple subscripts.
13015 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13016 issues, centralize the nested array types collapsing control and
13017 disable the transformation for Ada.
13019 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13022 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13024 (x86_64_shift_adj_2): New expander.
13025 (x86_64_shift_adj_3): Ditto.
13026 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13027 to split TImode operands.
13028 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13029 (ix86_split_lshr): Ditto.
13031 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13033 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13034 and __CHAR32_TYPE__.
13035 * c-typeck.c (digest_init): Support char16_t and char32_t.
13036 (set_nonincremental_init_from_string): Idem.
13038 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13040 PR middle-end/36859
13041 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13042 PREFERRED_STACK_BOUNDARY.
13043 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13045 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13047 PR middle-end/36858
13048 * function.c (locate_and_pad_parm): Cap boundary earlier.
13050 2008-07-17 Julian Brown <julian@codesourcery.com>
13052 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13053 no-op for targets which don't use DLLs.
13055 2008-07-17 Martin Jambor <mjambor@suse.cz>
13057 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13058 that nodes are relevant by examining the node->analyzed flag.
13059 (ipcp_init_stage): Check which nodes are relevant, assert that the
13060 relevant ones are also required.
13061 (ipcp_propagate_stage): Check on the side arrays are properly
13063 (ipcp_print_all_jump_functions): Make sure not to touch any node
13064 that is not analyzed or an edge that does not have a corresponding
13065 entry in the on-the-side vectors.
13066 (ipcp_function_scale_print): Likewise.
13067 (ipcp_update_callgraph): Check that the node is relevant.
13068 (ipcp_insert_stage): Check that the node is relevant. Check there is
13069 an info for every node and edge.
13070 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13071 (ipa_print_all_tree_maps): Likewise and a new variable info.
13072 (ipa_print_all_params_modified): Likewise.
13073 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13075 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13078 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13080 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13082 PR rtl-optimization/36753
13083 * fwprop.c (use_killed_between): Don't shortcut
13084 single-definition global registers.
13086 2008-07-16 Jan Hubicka <jh@suse.cz>
13088 * cgraph.h (varpool_empty_needed_queue): Declare.
13089 * cgraphunit.c (output_in_order): Mark all variables as needed;
13091 * varpool.c (varpool_assemble_node): Update debug queue.
13092 (varpool_assemble_pending_decls): Don't do it here.
13093 (varpool_empty_needed_queue): New function.
13095 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13097 * recog.c (peephole2_optimize): Fix formatting.
13099 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13101 * c-pch.c (get_ident): Avoid C++ keywords.
13102 * combine-stack-adj.c (single_set_for_csa): Likewise.
13103 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13104 output_asm_insn): Likewise.
13105 * reload.c (push_secondary_reload, find_reusable_reload,
13106 push_reload, combine_reloads, find_reloads,
13107 debug_reload_to_stream): Likewise.
13108 * reload.h (struct reload): Likewise.
13109 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13110 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13111 emit_output_reload_insns): Likewise.
13112 * targhooks.c (default_secondary_reload): Likewise.
13113 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13115 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13117 * recog.c (validate_change_1, validate_change,
13118 validate_unshare_change, validate_replace_rtx_1, struct
13119 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13121 * reload.c (push_secondary_reload, secondary_reload_class,
13122 scratch_reload_class, find_valid_class, find_reusable_reload,
13123 push_reload, find_dummy_reload, find_reloads_address_1,
13124 find_reloads_address_part, find_equiv_reg): Likewise.
13125 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13126 choose_reload_regs): Likewise.
13127 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13129 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13130 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13131 * sched-rgn.c (concat_INSN_LIST): Likewise.
13132 * stor-layout.c (mode_for_size, mode_for_size_tree,
13133 smallest_mode_for_size): Likewise.
13135 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13137 * cfg.c (dump_reg_info): Avoid C++ keywords.
13138 * dwarf2asm.c (dw2_force_const_mem,
13139 dw2_asm_output_encoded_addr_rtx): Likewise.
13140 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13141 * expmed.c (expand_shift): Likewise.
13142 * global.c (find_reg): Likewise.
13143 * graph.c (draw_edge): Likewise.
13144 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13145 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13146 widen_clz, widen_bswap, expand_parity, expand_unop,
13147 emit_cmp_and_jump_insn_1): Likewise.
13148 * postreload.c (reload_cse_simplify_operands): Likewise.
13149 * ra.h (add_neighbor): Likewise.
13150 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13151 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13152 record_reg_classes, copy_cost, record_address_regs,
13153 invalid_mode_change_p): Likewise.
13154 * regrename.c (regrename_optimize, scan_rtx_reg,
13155 dump_def_use_chain, find_oldest_value_reg,
13156 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13158 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13160 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13161 MASK_POWERPC64 for power4 in previous commit.
13163 2008-07-16 Olivier Hainque <hainque@adacore.com>
13165 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13166 instead of bare conversion to cast const-ness away.
13168 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13170 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13171 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13172 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13173 (TARGET_FUNCTION_VALUE): Define.
13175 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13177 * config/rs6000/rs6000.c (processor_target_table): Add
13178 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13180 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13183 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13184 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13185 m32c_legitimize_reload_address.
13187 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13189 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13190 DECL_IN_SYSTEM_HEADER in sync.
13192 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13194 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13195 * tree-ssa-pre.c (pre_expr_eq): Ditto
13196 (get_constant_for_value_id): Take a type as an argument.
13197 (fully_constant_expression): Pass in type.
13198 (find_or_generate_expression): Short circuit constant case.
13199 (create_expression_by_pieces): Remove special casing of
13201 (do_regular_insertion): Short circuit constant case.
13202 (do_partial_partial_insertion): Ditto.
13204 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13207 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13209 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13211 * config/xtensa/libgcc-xtensa.ver: New file.
13212 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13214 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13216 * df-problems.c (df_set_note): Avoid C++ keywords.
13217 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13218 * dse.c (record_store, remove_useless_values): Likewise.
13219 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13220 gen_reg_rtx_offset, operand_subword, change_address_1,
13221 change_address, adjust_address_1, offset_address,
13222 widen_memory_access, emit_copy_of_insn_after): Likewise.
13223 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13224 * fwprop.c (should_replace_address, propagate_rtx_1,
13225 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13227 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13228 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13229 * lcm.c (compute_insert_delete, pre_edge_lcm,
13230 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13231 * lower-subreg.c (resolve_reg_notes): Likewise.
13232 * mode-switching.c (optimize_mode_switching): Likewise.
13234 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13236 * bt-load.c (add_btr_def, migrate_btr_def,
13237 branch_target_load_optimize): Avoid C++ keywords.
13238 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13240 * combine.c (subst, simplify_set, make_extraction,
13241 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13242 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13243 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13245 2008-07-15 Richard Guenther <rguenther@suse.de>
13247 PR middle-end/36369
13248 * c-common.c (strict_aliasing_warning): Do not warn for
13249 TYPE_REF_CAN_ALIAS_ALL pointers.
13250 (c_common_get_alias_set): may_alias types are not special.
13251 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13252 attribute and set can_ref_all accordingly.
13253 (build_reference_type_for_mode): Likewise.
13254 * doc/extend.texi (may_alias): Clarify.
13256 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13259 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13260 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13262 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13265 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13266 gcc_assert, instead call output_operand_lossage.
13268 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13270 * builtins.c (std_canonical_va_list): Treat structure based
13273 2008-07-15 Ben Elliston <bje@au.ibm.com>
13275 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13277 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13279 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13282 2008-07-14 Jan Hubicka <jh@suse.cz>
13284 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13285 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13286 fix predicates and constraints.
13287 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13288 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13290 2008-07-14 Doug Kwan <dougkwan@google.com>
13292 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13293 additional option file arm/eabi.opt.
13294 * config/arm/eabi.h (File): New configuration file for EABI targets.
13295 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13296 SUBSUBTARGET_EXTRA_SPECS.
13297 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13298 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13299 from STARTFILE_SPEC so that it can be referenced in an override.
13300 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13301 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13302 can be referenced in an override.
13303 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13304 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13305 so that it can be referenced in an override.
13306 (LINK_SPEC): Use BPABI_LINK_SPEC.
13307 * config/arm/eabi.opt (File): New.
13309 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13311 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13312 (FIXED_VALUE_H): New variable.
13313 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13314 input.h, fixed-value.h.
13315 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13316 (BASIC_BLOCK_H): Use $(BITMAP_H).
13317 (FUNCTION_H): Add varray.h.
13318 (IPA_REFERENCE_H): Use $(BITMAP_H).
13319 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13320 (DF_H): Use $(BITMAP_H).
13321 (GGC_H): Add statistics.h.
13322 (INSN_ADDR_H): New.
13323 (INSN_ATTR_H): Use it.
13324 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13326 (SYMTAB_H): Add $(OBSTACK_H).
13327 (CPP_INTERNAL_H): New.
13328 (TREE_DUMP_H): Add tree-pass.h.
13329 (TREE_FLOW_H): Use $(BITMAP_H)
13330 (PRETTY_PRINT_H): Use $(INPUT_H).
13331 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13334 (many object files): Fix lots of header dependencies throughout.
13336 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13338 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13340 (s-gtyp-input): Use them to write tmp-gi.list.
13341 (echo_to_gi.list): Remove.
13343 2008-07-14 Richard Guenther <rguenther@suse.de>
13345 * tree-ssa-sccvn.c (pre_info): Remove.
13346 (switch_to_PRE_table): Likewise.
13347 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13348 (set_hashtable_value_ids): Do not create value-ids for the
13350 (run_scc_vn): Remove double test. Remove bogus special-case
13351 in value-number printing.
13352 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13353 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13355 * tree-flow-inline.h (get_value_handle): Remove.
13356 * tree-flow.h (get_value_handle): Remove.
13358 2008-07-14 Martin Jambor <mjambor@suse.cz>
13360 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13361 in which we generate arithmetics is not a subrange.
13363 2008-07-14 Martin Jambor <mjambor@suse.cz>
13365 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13367 2008-07-14 Richard Guenther <rguenther@suse.de>
13369 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13371 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13374 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13375 reload for symbol refs moved to r0 with -fPIC.
13376 (legitimize_pic_address): Use the target register as temporary
13378 (emit_symbolic_move): Adjust comment.
13379 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13382 2008-07-14 Ben Elliston <bje@au.ibm.com>
13384 * c-common.h (C_CPP_HASHNODE): New macro.
13385 * coretypes.h (struct cpp_token): Forward declare.
13386 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13387 the context-sensitive keyword method.
13388 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13389 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13390 expand_bool_pixel): New.
13391 (altivec_categorize_keyword): New function.
13392 (init_vector_keywords): New function.
13393 (rs6000_macro_to_expand): Likewise.
13394 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13395 compiling an ISO C dialect.
13397 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13399 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13400 (create_expression_by_pieces): Fix typo.
13401 (do_regular_insertion): Use debug counter here too.
13403 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13406 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13407 CONST_OK_FOR_LETTER_P. All port-local users changed.
13408 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13409 implement Kp matching power-of-two.
13410 (CONSTRAINT_LEN): Define to match.
13411 * config/cris/cris.md: Replace all use of constraint K with Kc.
13412 ("*btst*): Use Kp for operand 0 of last alternative.
13414 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13417 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13420 2008-07-13 Jan Hubicka <jh@suse.cz>
13422 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13425 2008-07-13 Richard Guenther <rguenther@suse.de>
13427 PR middle-end/36811
13428 * langhooks.c (lhd_print_error_function): Deal with recursive
13431 2008-07-12 Jan Hubicka <jh@suse.cz>
13433 * cgraph.c (assembler_name_hash): New static var.
13434 (hash_node_by_assembler_name, eq_assembler_name): New.
13435 (cgraph_node_for_asm): Use hashtable.
13436 (cgraph_remove_node): Maintain hashtable.
13437 (change_decl_assembler_name): Sanity check that names are not changing
13438 after aliasing was processed.
13439 * cgraph.h (varpoon_node): Add next GGC marker.
13440 * tree.c (decl_assembler_name_equal): Constify.
13441 (decl_assembler_name_hash): New.
13442 * tree.h (decl_assembler_name_equal): Constify.
13443 (decl_assembler_name_hash): Update.
13445 2008-07-12 David Daney <ddaney@avtrex.com>
13447 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13448 sb1 and r5000 cpus.
13450 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13452 * doc/md.texi: Document the MIPS "v" constraint.
13453 * config/mips/mips.h (reg_class): Revert last change.
13454 (REG_CLASS_NAMES): Likewise.
13455 (REG_CLASS_CONTENTS): Likewise.
13456 * config/mips/mips.c (mips_regno_to_class): Likewise.
13457 * config/mips/constraints.md (v): Likewise, but add documentation.
13458 Add a comment to say that this constraint should not be used in
13461 2008-07-11 DJ Delorie <dj@redhat.com>
13463 * config/h8300/h8300.md (length): Fix branch offset limit.
13465 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13467 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13468 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13469 (avr_hard_regno_scratch_ok): New function.
13470 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13471 * config/avr/avr.md (all peepholes that request a scratch register):
13472 Remove avr_peep2_scratch_safe use.
13474 2008-07-11 Tom Tromey <tromey@redhat.com>
13475 Ian Lance Taylor <iant@google.com>
13477 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13478 (struct c_common_resword): Define.
13479 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13480 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13481 (c_common_reswords, num_c_common_reswords): Declare.
13482 * c-common.c (c_common_reswords): New global const array.
13483 (num_c_common_reswords): New const int.
13484 * c-parser.c (struct resword, reswords): Don't define.
13485 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13486 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13487 than reswords. If warning about C++ keywords, give them a special
13489 (c_lex_one_token): Warn about C++ keywords. Call
13490 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13491 (c_parser_external_declaration): Look for RID_xxx rather than
13492 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13493 (c_parser_statement_after_labels): Likewise.
13494 (c_parser_objc_class_instance_variables): Likewise.
13495 (c_parser_objc_class_declaration): Likewise.
13496 (c_parser_objc_try_catch_statement): Likewise.
13497 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13498 (declspecs_add_type): Likewise.
13500 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13502 * ggc-page.c (alloc_page):
13503 Substituting xmalloc, xcalloc with
13504 XNEWVEC and XCNEWVAR macros which add the
13507 2008-07-11 Richard Guenther <rguenther@suse.de>
13509 PR tree-optimization/36765
13510 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13511 aliases from HEAP vars to SMTs.
13513 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13515 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13516 * configure.ac (loose_warn): Move -Wc++-compat from here...
13517 (strict_warn): ...to here.
13518 * configure: Regenerate.
13520 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13522 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13523 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13524 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13525 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13526 excluding more specific h8300-*-* and sh-*-* targets.
13528 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13530 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13531 (eliminate): Ditto.
13532 (execute_pre): Call loop_optimizer_finalize in early exit.
13534 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13536 PR middle-end/36790
13537 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13538 uids in the bitmap, not just VAR_DECL uids.
13540 PR rtl-optimization/36419
13541 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13542 (combine_stack_adjustments_for_block): Call it if needed. Delete
13544 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13545 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13546 prologue sp adjustment.
13548 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13551 * opts.c (print_ignored_options): Report postponed diagnostics for
13552 unknown -Wno-* options as warnings, not errors.
13553 (postpone_unknown_option_error): Renamed to...
13554 (postpone_unknown_option_warning): ... this.
13556 2008-07-09 Doug Kwan <dougkwan@google.com>
13559 2008-07-08 Doug Kwan <dougkwan@google.com>
13561 * config/arm/arm.opt (mandroid): New option.
13562 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13563 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13565 (CC1PLUS_SPEC): Same.
13567 (STARTFILE_SPEC): Same.
13568 (ENDFILE_SPEC): Same.
13569 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13572 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13575 * config/mips/mips.h (reg_class): Remove V1_REG.
13576 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13577 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13578 instead of V1_REGS.
13579 (mips_get_tp): New function.
13580 (mips_legitimize_tls_address): Use it.
13581 * config/mips/constraints.md (v): Delete.
13582 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13583 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13584 After reload, split into a move and ...
13585 (*tls_get_tp_<mode>_split): ...this new instruction.
13587 2008-07-09 David Daney <ddaney@avtrex.com>
13589 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13591 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13593 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13594 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13596 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13597 htab_delete should be called. Don't free c.
13598 (lookup_tmp_var): Create temp_htab lazily.
13599 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13600 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13602 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13603 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13604 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13605 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13606 * tree-sra.c (generate_element_init): Likewise.
13607 * tree-mudflap.c (execute_mudflap_function_ops,
13608 execute_mudflap_function_decls): Likewise.
13609 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13610 * tree-gimple.h (struct gimplify_ctx): New type.
13611 (push_gimplify_context): Adjust prototype.
13613 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13615 * tree-ssa-pre.c (phi_translate_1): Update placement of
13616 add_to_value calls.
13618 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13620 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13621 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13622 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13623 * targhooks.c (default_hard_regno_scratch_ok): New function.
13624 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13625 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13626 * recog.c: Include "target.h".
13627 (peep2_find_free_register): Add check for global regs. Add target
13629 * Makefile.in (recog.o): Depend on target.h.
13631 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13633 * config/sh/sh.c (sh_canonical_va_list_type): New.
13634 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13636 2008-07-09 Raksit Ashok <raksit@google.com>
13638 * doc/invoke.texi (Option Summary): Mention new option
13639 -Wdisallowed-function-list=...
13640 (Warning Options): Document -Wdisallowed-function-list=...
13641 * common.opt (Wdisallowed-function-list=): New flag.
13642 * flags.h (warn_disallowed_functions): External definition of new
13643 boolean warning flag.
13644 (warn_if_disallowed_function_p): Declare new function.
13645 * opts.c (warning_disallowed_functions): New static variable.
13646 (warn_disallowed_functions): New boolean warning flag.
13647 (warn_if_disallowed_function_p): New function.
13648 (add_comma_separated_to_vector): Rename
13649 add_instrument_functions_exclude_list to this.
13650 (common_handle_option): Handle new option. Rename calls to
13651 add_instrument_functions_exclude_list into calls to
13652 add_comma_separated_to_vector.
13653 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13654 based on flag warn_disallowed_functions.
13656 2008-07-09 Christian Bruel <christian.bruel@st.com>
13658 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13659 instead of get_attr_length.
13661 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13663 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13665 * genemit.c (gen_insn): Likewise.
13666 * gengtype.c (note_def_vec): Likewise.
13667 * gengtype.h (note_def_vec): Likewise.
13668 * genoutput.c (struct data, output_insn_data, process_template,
13669 gen_expand, gen_split, note_constraint): Likewise.
13670 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13671 make_insn_sequence): Likewise.
13672 * gensupport.c (record_insn_name): Likewise.
13674 2008-07-08 Doug Kwan <dougkwan@google.com>
13676 * config/arm/arm.opt (mandroid): New option.
13677 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13678 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13680 (CC1PLUS_SPEC): Same.
13682 (STARTFILE_SPEC): Same.
13683 (ENDFILE_SPEC): Same.
13684 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13687 2008-07-08 Raksit Ashok <raksit@google.com>
13689 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13690 (set_storage_via_setmem): Fix expected_align parameter.
13691 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13692 missing from the list.
13693 * doc/md.texi (movmem): Explicitly state that expected alignment is
13694 to be expressed in bytes.
13695 (setmem): Explicitly state that expected alignment is to be expressed
13698 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13700 * reload.c (find_reloads_subreg_address): Do not require validity
13701 of address in original mode before reloading address.
13703 2008-07-07 Tianwei Sheng <tianweis@google.com>
13705 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13706 bounds array access.
13708 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13710 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13712 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13714 Fix PR tree-optimization/23455
13715 Fix PR tree-optimization/35286
13716 Fix PR tree-optimization/35287
13717 * Makefile.in (OBJS-common): Remove tree-vn.o.
13718 (tree-vn.o): Remove.
13719 * dbgcnt.def: Add treepre_insert debug counter.
13720 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13721 (debug_value_expressions): Ditto.
13722 (print_value_expressions): Ditto.
13723 * tree-pretty-print.c (dump_generic_node): Updated for
13724 VALUE_HANDLE removal.
13725 * tree-ssa-dom.c (record_equality): Ditto.
13726 (cprop_operand): Ditto.
13727 (lookup_avail_expr): Ditto.
13728 * tree-ssa-threadedge.c
13729 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13730 (simplify_control_stmt_condition): Ditto.
13731 * tree.c (tree_code_size): Ditto.
13732 (tree_node_structure): Ditto.
13733 (iterative_hash_expr): Ditto.
13735 * tree.h (VALUE_HANDLE_ID): Ditto.
13736 (VALUE_HANDLE_EXPR_SET): Ditto.
13737 (struct tree_value_handle): Ditto.
13738 (union tree_node): Ditto.
13739 * treestruct.def: Ditto.
13740 * tree-vn.c: Removed.
13741 * tree-ssa-pre.c: Rewritten entirely.
13742 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13743 (constant_value_ids): Ditto.
13744 (vn_nary_op_t): Moved to header.
13746 (vn_reference_op_t): Ditto
13747 (vn_reference_t): Ditto.
13748 (next_value_id): New variable.
13749 (VN_INFO): Add an assert.
13750 (vn_constant_eq): New function.
13751 (vn_constant_hash): Ditto.
13752 (get_or_alloc_constant_value_id): Ditto.
13753 (value_id_constant_p): Ditto.
13754 (vn_reference_compute_hash): De-staticify.
13755 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13756 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13757 (valueize_refs): Update opcode if it changes from ssa name to constant.
13758 (vn_reference_lookup_1): Add new argument.
13759 (vn_reference_lookup): Ditto.
13760 (vn_reference_lookup_pieces): New function.
13761 (vn_reference_insert): Add return type. Modify to deal with value ids.
13762 (vn_reference_insert_pieces): New function.
13763 (vn_nary_op_compute_hash): De-staticify.
13764 (vn_nary_op_eq): Ditto.
13765 (vn_nary_op_lookup_pieces): New function.
13766 (vn_nary_op_lookup): Add new argument.
13767 (vn_nary_op_insert_pieces): New function.
13768 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13769 (vn_phi_insert): Ditto.
13770 (visit_unary_op): Update for callee changes.
13771 (visit_binary_op): Ditto.
13772 (visit_reference_op_load): Ditto.
13773 (visit_reference_op_store): Ditto.
13774 (init_scc_vn): Init next_value_id, constant_to_value_id and
13775 constant_value_ids.
13776 (free_scc_vn): Free them.
13777 (set_hashtable_value_ids): New function.
13778 (run_scc_vn): Use it.
13779 (get_max_value_id): New function.
13780 (get_next_value_id): Ditto.
13781 (expressions_equal_p): Moved from tree-vn.c
13782 (sort_vuses): Ditto.
13783 (sort_vuses_heap): Ditto.
13784 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13786 * tree.c (iterative_hash_hashval_t): Made non-static
13787 * tree.h (iterative_hash_hashval_t): Declare it.
13789 2008-07-08 Martin Jambor <mjambor@suse.cz>
13791 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13792 instead of ipa_create_node_params.
13793 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13794 ipa_check_create_edge_args, free them with
13795 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13797 * ipa-prop.c: Include flags.h and tree-inline.h.
13798 (ipa_node_params_vector): New variable.
13799 (ipa_edge_args_vector): New variable.
13800 (edge_removal_hook_holder): New variable.
13801 (node_removal_hook_holder): New variable.
13802 (edge_duplication_hook_holder): New variable.
13803 (node_duplication_hook_holder): New variable.
13804 (ipa_detect_param_modifications): Check for presence of modified flags.
13805 (ipa_compute_jump_functions): Check for presence of jump functions.
13806 (ipa_free_edge_args_substructures): New function.
13807 (ipa_create_node_params): Removed.
13808 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13809 (ipa_free_node_params_substructures): New function.
13810 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13812 (ipa_edge_removal_hook): New function.
13813 (ipa_node_removal_hook): New function.
13814 (duplicate_array): New function.
13815 (ipa_edge_duplication_hook): New function.
13816 (ipa_node_duplication_hook): New function.
13817 (ipa_register_cgraph_hooks): New function.
13818 (ipa_unregister_cgraph_hooks): New function.
13819 (free_all_ipa_structures_after_ipa_cp): New function.
13821 * ipa-prop.h: Include vec.h.
13822 (ipa_node_params_t): New typedef with vector types for it.
13823 (ipa_edge_args_t): New typedef with vector types for it.
13824 (IPA_NODE_REF): Changed to access an on-the-side vector.
13825 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13826 (ipa_check_create_node_params): New function.
13827 (ipa_check_create_edge_args): New function.
13829 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13832 2008-07-07 Tom Tromey <tromey@redhat.com>
13834 * configure, config.in: Rebuilt.
13835 * configure.ac: Don't check for scandir or alphasort.
13837 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13839 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13840 types immediately after creating them.
13842 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13844 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13846 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13848 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13849 dump_constraint_graph.
13850 (dump_constraint_edge): New function.
13851 (dump_constraint_graph): New function.
13852 (debug_constraint_graph): New function.
13853 (dump_constraint): Removed useless comparison.
13854 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13855 (dump_constraint_graph): Declare.
13856 (debug_constraint_graph): Declare.
13857 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13859 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13861 * config/i386/i386.c (is_va_list_char_pointer): New.
13862 (ix86_va_start): Replace compare with ms_va_list_type_node
13863 by is_va_list_char_pointer.
13864 (ix86_gimplify_va_arg): Likewise.
13866 2008-07-07 Martin Jambor <mjambor@suse.cz>
13868 * cgraph.c (cgraph_edge_max_uid): New variable.
13869 (struct cgraph_edge_hook_list): New type.
13870 (struct cgraph_node_hook_list): New type.
13871 (struct cgraph_2edge_hook_list): New type.
13872 (struct cgraph_2node_hook_list): New type.
13873 (first_cgraph_edge_removal_hook): New variable.
13874 (first_cgraph_node_removal_hook): New variable.
13875 (first_cgraph_edge_duplicated_hook): New variable.
13876 (first_cgraph_node_duplicated_hook): New variable.
13877 (cgraph_add_edge_removal_hook): New function.
13878 (cgraph_remove_edge_removal_hook): New function.
13879 (cgraph_call_edge_removal_hooks): New function.
13880 (cgraph_add_node_removal_hook): New function.
13881 (cgraph_remove_node_removal_hook): New function.
13882 (cgraph_call_node_removal_hooks): New function.
13883 (cgraph_add_edge_duplication_hook): New function.
13884 (cgraph_remove_edge_duplication_hook): New function.
13885 (cgraph_call_edge_duplication_hooks): New function.
13886 (cgraph_add_node_duplication_hook): New function.
13887 (cgraph_remove_node_duplication_hook): New function.
13888 (cgraph_call_node_duplication_hooks): New function.
13889 (cgraph_create_edge): Assign to edge uid.
13890 (cgraph_remove_edge): Call edge removal hooks.
13891 (cgraph_node_remove_callees): Call edge removal hooks.
13892 (cgraph_node_remove_callers): Call edge removal hooks.
13893 (cgraph_remove_node): Call node removal hooks.
13894 (cgraph_clone_edge): Call edge duplication hooks.
13895 (cgraph_clone_node): Call node duplication hooks.
13897 * cgraph.h (cgraph_edge): New field uid.
13898 (cgraph_edge_hook): New type.
13899 (cgraph_node_hook): New type.
13900 (cgraph_2edge_hook): New type.
13901 (cgraph_2node_hook): New type.
13903 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13905 * config.in: Regenerate.
13907 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13909 * gcc.c (print_sysroot): New.
13910 (option_map, display_help, process_command): Handle the
13911 -print-sysroot option.
13912 (main): Print the sysroot if requested.
13913 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13915 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13918 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13920 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13922 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13923 (assign_parm_setup_block_p): Also check mode of entry_parm.
13925 2008-07-07 Richard Guenther <rguenther@suse.de>
13927 * tree-ssa-structalias.h (set_used_smts): Remove.
13928 * tree-ssa-structalias.c (used_smts): Likewise.
13929 (set_used_smts): Likewise.
13930 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13931 call to set_used_smts.
13933 2008-07-07 Richard Guenther <rguenther@suse.de>
13935 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13936 (new_var_info): Set it to false.
13937 (solution_set_add): Correctly handle pointers outside a var and
13939 (type_safe): Treat variables with is_full_var properly.
13940 (do_sd_constraint): Likewise.
13941 (do_ds_constraint): Likewise.
13942 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13943 (get_constraint_for_ptr_offset): New function.
13944 (get_constraint_for_component_ref): For addresses at least include
13945 the last field of the variable. Handle is_full_vars properly.
13946 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13947 (handle_ptr_arith): Remove.
13948 (find_func_aliases): Simplify assignment handling.
13949 (create_function_info_for): For parameter and result varinfos set
13951 (create_variable_info_for): Set is_full_var flag whenever we
13952 just created a single varinfo for a decl.
13953 (init_alias_vars): Initialize use_field_sensitive from
13954 max-fields-for-field-sensitive parameter.
13956 2008-07-07 Richard Guenther <rguenther@suse.de>
13958 PR tree-optimization/36713
13959 * tree-flow-inline.h (is_call_used): New function.
13960 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13961 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13962 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13964 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13966 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13968 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13970 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13972 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13973 Nathan Sidwell <nathan@codesourcery.com>
13975 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13976 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13978 * config/m68k/t-linux: New.
13979 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13982 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13984 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13985 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13988 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13990 * gcc.c (execute): Fix -Wc++-compat warning.
13992 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13995 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13996 constant for little endian.
13998 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14000 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14001 mips_base_mips16 instead of TARGET_MIPS16.
14002 (mips_base_mips16): Declare.
14003 * config/mips/mips.c (mips_base_mips16): Make global.
14004 (was_mips16_p): Remove GTY marker.
14005 (was_mips16_pch_p): New variable.
14006 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14007 (mips_override_options): Force to non-MIPS16 mode initially.
14008 Do not complain about MIPS16 PIC incompatibilities here.
14009 Only allow -mgpopt if -mexplicit-relocs is in force for
14012 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14014 * configure.ac: Check for caddr_t, define to char * if not defined.
14015 * configure: Regenerate.
14016 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14017 (mmap_gt_pch_use_address): Likewise.
14018 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14020 2008-07-06 Richard Guenther <rguenther@suse.de>
14022 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14023 (new_var_info): Deal with it.
14024 (solution_set_add): Likewise.
14025 (bitpos_of_field): Make signed, fix.
14026 (struct fieldoff): Remove type and decl fields. Make size field
14027 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14029 (fieldoff_compare): Deal with it.
14030 (push_fields_onto_fieldstack): Remove has_union argument, glob
14031 adjacent non-pointer fields together.
14032 (create_function_info_for): Do not set has_union.
14033 (create_variable_info_for): Simplify.
14035 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14037 * config.gcc (extra_headers): Add cross-stdarg.h for target
14038 x86_64-*-* and i?86-*-*.
14039 * config/i386/cross-stdarg.h: New.
14040 * builtins.c (std_fn_abi_va_list): New.
14041 (std_canonical_va_list_type): New.
14042 (stabilize_va_list): Replace va_list_type_node use by
14043 mtarget.canonical_va_list_type.
14044 (gimplify_va_arg_expr): Likewise.
14045 (expand_builtin_va_copy): Replace va_list_type_node use by
14046 mtarget.fn_abi_va_list.
14047 * tree-sra.c (is_va_list_type): New helper.
14048 (decl_can_be_decomposed_p): Replace
14049 va_list_type_node use by is_va_list_type.
14050 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14051 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14052 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14053 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14054 (ix86_enum_va_list): New.
14055 * config/i386/i386.c (sysv_va_list_type_node): New.
14056 (ms_va_list_type_node): New.
14057 (ix86_function_type_abi): Remove sorry.
14058 (ix86_build_builtin_va_list_abi): New.
14059 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14060 for 64-bit targets.
14061 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14062 (ix86_init_builtins_va_builtins_abi): New.
14063 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14064 for 64-bit targets.
14065 (ix86_handle_abi_attribute): New.
14066 (attribute_spec): Add sysv_abi and ms_abi.
14067 (ix86_fn_abi_va_list): New.
14068 (ix86_canonical_va_list_type): New.
14069 (ix86_enum_va_list): New.
14070 (TARGET_FN_ABI_VA_LIST): New.
14071 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14072 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14073 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14074 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14075 (TARGET_ENUM_VA_LIST): New.
14076 * expr.h (std_fn_abi_va_list): New.
14077 (std_canonical_va_list_type): New.
14078 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14079 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14080 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14081 TARGET_CANONICAL_VA_LIST_TYPE.
14082 * target.h (struct gcc_target): Add fn_abi_va_list hook
14083 and canonical_va_list_type hook.
14085 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14087 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14088 integral and pointer types.
14090 2008-07-04 Roger Sayle <roger@eyesopen.com>
14092 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14093 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14095 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14098 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14100 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14102 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14103 build_gimple_modify_stmt.
14104 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14105 gimple operand. Use fold_build* instead of build*.
14107 2008-07-04 Richard Guenther <rguenther@suse.de>
14109 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14110 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14111 properly to compute the reachability set if we do field-sensitive PTA.
14112 * invoke.texi (max-fields-for-field-sensitive): Document default.
14113 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14114 100 for optimize >= 2.
14116 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14118 * ggc-zone.c (lookup_page_table_if_allocated,
14119 set_page_table_entry, zone_find_object_size, alloc_small_page,
14120 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14121 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14122 -Wc++-compat and/or -Wcast-qual warnings.
14124 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14127 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14128 pic_offset_table_rtx to be marked as used here.
14129 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14130 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14131 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14132 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14133 !TARGET_SECURE_PLT.
14135 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14137 * alloc-pool.c (hash_descriptor, eq_descriptor,
14138 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14139 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14141 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14142 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14143 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14144 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14147 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14149 * tree-flow.h (loop_only_exit_p): Declare.
14150 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14151 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14152 the number of iterations if it is constant. Otherwise, if this is the
14153 only possible exit of the loop, use the conservative estimate on the
14154 number of iterations of the entire loop if available.
14156 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14158 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14159 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14160 Add synchronization functions.
14161 * config/sync.c: New file.
14162 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14163 (LIBGCC_SYNC_CFLAGS): Likewise.
14165 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14168 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14169 (*pushtf_sse): New insn pattern.
14170 (pushtf splitters): New splitters.
14172 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14174 PR middle-end/35736
14175 * predict.c (build_predict_expr): Use void_type_node for the tree
14176 type, instead of NULL_TREE.
14178 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14180 * config/i386/i386.c (contains_aligned_value_p): Return true
14182 (ix86_data_alignment): Align TCmode to 128bits.
14183 (ix86_local_alignment): Likewise.
14185 2008-07-03 Andrew Haley <aph@redhat.com>
14188 * vec.h (VEC_TA): New.
14189 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14190 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14191 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14192 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14193 (C_COMMON_FIXED_TYPES): Remove first arg.
14194 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14195 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14196 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14197 not to use empty macro arguments.
14199 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14201 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14202 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14203 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14204 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14205 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14206 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14207 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14208 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14209 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14210 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14211 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14212 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14213 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14214 config/rs6000/e500crtres64gpr.asm,
14215 config/rs6000/e500crtres64gprctr.asm,
14216 config/rs6000/e500crtrest32gpr.asm,
14217 config/rs6000/e500crtrest64gpr.asm,
14218 config/rs6000/e500crtresx32gpr.asm,
14219 config/rs6000/e500crtresx64gpr.asm,
14220 config/rs6000/e500crtsav32gpr.asm,
14221 config/rs6000/e500crtsav64gpr.asm,
14222 config/rs6000/e500crtsav64gprctr.asm,
14223 config/rs6000/e500crtsavg32gpr.asm,
14224 config/rs6000/e500crtsavg64gpr.asm,
14225 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14226 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14227 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14228 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14229 config/sparc/sol2-cn.asm: Remove .file directives.
14231 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14233 * resource.c (mark_referenced_resources): Look inside
14234 UNSPEC_VOLATILEs and ASM_INPUTs.
14236 2008-07-02 Ian Lance Taylor <iant@google.com>
14238 * rtlanal.c (add_reg_note): New function.
14239 * rtl.h (add_reg_note): Declare.
14240 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14241 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14242 * builtins.c (expand_builtin_longjmp): Likewise.
14243 (expand_builtin_nonlocal_goto): Likewise.
14244 * calls.c (emit_call_1, expand_call): Likewise.
14245 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14246 * cfglayout.c (fixup_reorder_chain): Likewise.
14247 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14248 (commit_one_edge_insertion): Likewise.
14249 * combine.c (move_deaths, distribute_notes): Likewise.
14250 * df-problems.c (df_set_note): Likewise.
14251 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14252 (set_unique_reg_note): Likewise.
14253 (emit_copy_of_insn_after): Likewise.
14254 * expr.c (expand_expr_real): Likewise.
14255 * gcse.c (add_label_notes): Likewise.
14256 * haifa-sched.c (create_check_block_twin): Likewise.
14257 * jump.c (mark_jump_label_1): Likewise.
14258 * loop-doloop.c (add_test, doloop_modify): Likewise.
14259 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14260 * lower-subreg.c (move_eh_region_note): Likewise.
14261 * optabs.c (emit_libcall_block): Likewise.
14262 * predict.c (predict_insn): Likewise.
14263 (combine_predictions_for_insn): Likewise.
14264 * recog.c (peephole2_optimize): Likewise.
14265 * regmove.c (try_auto_increment): Likewise.
14266 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14267 * reload.c (find_reloads): Likewise.
14268 * reload1.c (fixup_eh_region_note): Likewise.
14269 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14270 * reorg.c (delete_prior_computation): Likewise.
14271 (delete_computation, dbr_schedule): Likewise.
14272 * config/pa/pa.c (legitimize_pic_address): Likewise.
14273 * config/sh/sh.c (sh_reorg): Likewise.
14275 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14278 * config/libgcc-glibc.ver: Add %exclude.
14279 * config/m32r/libgcc-glibc.ver: Likwise.
14280 * config/s390/libgcc-glibc.ver: Likwise.
14281 * config/sh/libgcc-glibc.ver: Likwise.
14282 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14284 * config/i386/libgcc-glibc.ver: New.
14286 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14288 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14290 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14291 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14292 i[34567]86-*-linux*, x86_64-*-linux*. Add
14293 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14294 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14295 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14296 i[34567]86-*-linux*, x86_64-*-linux*.
14298 * libgcc-std.ver: Add empty GCC_4.4.0.
14300 * mkmap-symver.awk: Support multiple versions per symbol.
14302 * config/i386/i386.c (ix86_init_builtins): Always define
14303 __builtin_fabsq and __builtin_copysignq with fallbacks.
14304 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14305 and __builtin_copysignq if SSE2 isn't available.
14307 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14308 (LIBGCC2_TF_CEXT): Likwise.
14309 (TF_SIZE): Likwise.
14311 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14313 * config/i386/sfp-machine.h: Moved to libgcc.
14315 * config/i386/sfp-machine.h: New.
14316 * config/i386/t-linux: Likwise.
14318 * config/i386/t-darwin: Remove softfp_wrap_start and
14320 * config/i386/t-darwin64: Likewise.
14322 * config/i386/t-fprules-softfp64: Renamed to ...
14323 * config/i386/t-fprules-softfp: This.
14325 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14326 and softfp_wrap_end.
14328 2008-07-02 Jason Merrill <jason@redhat.com>
14330 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14332 * tree.c (ctor_to_list): New fn.
14333 * tree.h: Declare it.
14334 (CONSTRUCTOR_ELT): New macro.
14335 (CONSTRUCTOR_NELTS): New macro.
14337 2008-07-02 Richard Guenther <rguenther@suse.de>
14339 * tree-ssa-structalias.c (struct variable_info): Reorder
14340 to fill padding on 64bit hosts. Make collapsed_to an int.
14341 (get_varinfo_fc): Deal with that.
14342 (new_var_info): Likewise.
14343 (collapse_rest_of_var): Likewise.
14345 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14347 * doc/install.texi (--enable-java-home): Document.
14348 (--enable-aot-compile-rpm): Likewise.
14349 (--with-arch-directory): Likewise.
14350 (--with-os-directory): Likewise.
14351 (--with-origin-name): Likewise.
14352 (--with-arch-suffix): Likewise.
14353 (--with-jvm-root-dir): Likewise.
14354 (--with-jvm-jar-dir): Likewise.
14355 (--with-python-dir): Likewise.
14357 2008-07-02 Richard Guenther <rguenther@suse.de>
14359 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14360 from decls explicitly. Merge operand checking from tuples.
14362 2008-07-02 Martin Jambor <mjambor@suse.cz>
14364 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14366 2008-07-02 Martin Jambor <mjambor@suse.cz>
14368 * tree-switch-conversion.c: Included timevar.h
14369 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14371 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14373 2008-07-02 Martin Jambor <mjambor@suse.cz>
14375 * tree-switch-conversion.c: Corrected various comments and
14377 (build_constructors): Fixed minor formatting mistakes.
14379 * invoke.texi (Optimize Options): Corrected the
14380 switch-conversion-max-branch-ratio parameter.
14382 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14384 * final.c (asm_insn_count): Return zero for an empty asm body.
14386 2008-07-02 Richard Guenther <rguenther@suse.de>
14388 * bitmap.h (bitmap_set_bit): Return bool.
14389 (bitmap_clear_bit): Likewise.
14390 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14391 write to the bitmap if it would.
14392 (bitmap_clear_bit): Likewise.
14393 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14394 bitmap_set_bit return value.
14395 (add_pred_graph_edge): Likewise.
14396 (add_graph_edge): Likewise.
14397 (do_sd_constraint): Likewise.
14398 (do_ds_constraint): Likewise.
14400 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14402 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14403 Fix -Wc++-compat and/or -Wcast-qual warnings.
14404 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14405 gen_regparm_prefix): Likewise.
14406 * vmsdbgout.c (write_modbeg, lookup_filename,
14407 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14409 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14411 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14412 defaults.h definition apply.
14414 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14416 * function.c (assign_parm_remove_parallels): New.
14417 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14419 (assign_parm_setup_block): Do not handle them.
14420 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14421 assign_parm_remove_parallels.
14423 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14425 * c-typeck.c (convert_for_assignment): Use
14426 vector_targets_convertible_p.
14427 * c-common.c (vector_targets_convertible_p): New.
14428 * c-common.h (vector_targets_convertible_p): New prototype.
14429 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14430 opaque_p_V2SI_type_node.
14432 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14434 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14437 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14439 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14440 TFmode constants via two element DImode vector for hosts with
14441 HOST_BITS_PER_WIDE_INT < 64.
14442 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14443 also for HOST_BITS_PER_WIDE_INT < 64.
14445 2008-07-01 Richard Guenther <rguenther@suse.de>
14447 PR tree-optimization/36666
14448 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14449 (get_constraint_exp_from_ssa_var): Split into ...
14450 (get_constraint_exp_for_temp): ... this ...
14451 (get_constraint_for_ssa_var): ... and that.
14452 Return constraint expressions for all touched sub-fields
14453 if the results address is not taken.
14454 (process_constraint): Remove assertion that aggregate
14455 assignments do not happen at this place.
14456 (get_constraint_for_component_ref): Add address_p argument.
14457 Return constraint expressions for all touched sub-fields
14458 if the results address is not taken.
14459 (do_deref): Use get_constraint_exp_for_temp.
14460 (get_constraint_for_1): Rename from ...
14461 (get_constraint_for): ... this. Add the old function as wrapper.
14462 (do_structure_copy): Use get_constraint_for_1.
14464 2008-07-01 Martin Jambor <mjambor@suse.cz>
14466 * Makefile.in (tree-switch-conversion.o): Add.
14467 (OBJS-common): Add tree-swtch-conversion.o.
14468 * passes.c (init_optimization_passes): Add pass_convert_switch.
14469 * tree-pass.h: (pass_convert_switch): Add.
14470 * tree-switch-conversion.c: New file.
14471 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14472 * common.opt (ftree-cswtch): New option.
14473 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14474 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14475 * opts.c (decode_options): Set flag_tree_switch_conversion when
14476 optimization level is >= 2.
14477 * doc/invoke.texi (Optimize Options): Added description of
14478 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14480 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14482 * config/darwin-driver.c (darwin_default_min_version): Fix
14483 -Wc++-compat warnings.
14485 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14487 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14490 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14492 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14494 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14496 PR rtl-optimization/34744
14497 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14498 (df_scan_free_internal): Free data structures not
14499 allocated in storage pools.
14500 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14501 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14502 df_scan_free_mws_vec.
14503 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14506 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14508 * config/i386/i386.c (contains_aligned_value_p): Return true
14510 (ix86_function_arg_boundary): Return its natural boundary
14512 (return_in_memory_32): Don't check TDmode.
14513 (ix86_split_to_parts): Support splitting into 4 parts and
14514 support TFmode for 32bit target.
14515 (ix86_split_long_move): Support splitting into 4 parts.
14516 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14518 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14519 (ix86_init_builtins): Here.
14520 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14521 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14522 'q' and 'w', respectively.
14524 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14526 (movtf_internal): Likewise.
14527 (<code>tf2): Likewise.
14528 (*absnegtf2_sse): Likewise.
14529 (copysign<mode>3): Likewise.
14530 (copysign<mode>3_const): Likewise.
14531 (copysign<mode>3_var): Likewise.
14532 (define_split UNSPEC_COPYSIGN): Likewise.
14533 * config/i386/sse.md (*nandtf3): Likewise.
14534 (<code>tf3): Likewise.
14535 (*<code>tf3): Likewise.
14537 2008-06-30 Joey Ye <joey.ye@intel.com>
14538 H.J. Lu <hongjiu.lu@intel.com>
14540 * global.c (compute_regsets): Set frame_pointer_needed here.
14541 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14543 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14545 * doc/install.texi (specific): Expand Windows build notes.
14547 2008-06-30 Ira Rosen <irar@il.ibm.com>
14549 PR tree-optimization/36648
14550 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14551 number of prolog iterations by step. Fix the comment.
14553 2008-06-30 Richard Guenther <rguenther@suse.de>
14555 PR middle-end/36671
14556 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14557 handle calls from ECF_MALLOC functions.
14558 (handle_pure_call): ECF_MALLOC functions do not return
14560 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14562 2008-06-29 Andreas Schwab <schwab@suse.de>
14564 * config/m68k/m68k.c (print_operand): Always print a float
14566 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14567 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14570 * config/rs6000/x-linux64: Remove never used file.
14572 2008-06-29 Richard Guenther <rguenther@suse.de>
14574 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14576 (struct alias_info): Move ...
14577 * tree-ssa-alias.c: ... here.
14578 (update_alias_info): Declare.
14579 (compute_may_aliases): Call it.
14580 (update_alias_info): New function.
14581 * tree-ssa-structalias.c (update_alias_info): Move ...
14582 * tree-ssa-alias.c (update_alias_info_1): ... here.
14583 * tree-ssa-structalias.c (process_constraint_1): Remove
14584 unused from_call argument. Rename to ...
14585 (process_constraint): ... this. Delete old wrapper.
14586 (make_constraint_to): Adjust callers.
14587 (handle_const_call): Likewise.
14588 (handle_pure_call): Likewise.
14589 (init_base_vars): Likewise.
14590 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14591 (find_func_aliases): We don't need structure copies for
14593 (make_constraint_from_anything): Remove.
14594 (create_variable_info_for): For globals make constraints
14595 from escaped, not from anything.
14596 (compute_points_to_sets): Do not call update_alias_info.
14597 (ipa_pta_execute): Use make_constraint_from.
14599 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14601 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14602 (bitmap.o-warn, dominance.o-warn): New.
14603 * configure.ac (cxx_compat_warn): Delete.
14604 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14605 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14607 * configure: Regenerate.
14609 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14612 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14614 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14615 * df-scan.c (df_notes_rescan): Likewise.
14616 * ggc-page.c (set_page_table_entry): Likewise.
14617 * intl.c (gcc_gettext_width): Likewise.
14618 * varasm.c (get_unnamed_section, get_noswitch_section,
14619 get_section): Likewise.
14621 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14623 * regrename.c (build_def_use): Don't copy RTX.
14625 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14627 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14628 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14629 punctuation. Use @ref instead of @xref.
14630 (Function Names): Remove stray @display/@end display.
14631 (C++ Attributes): Use @ref instead of @xref.
14632 (Deprecated Features): Fix punctuation around @xref.
14633 (Backwards Compatibility): Likewise.
14634 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14636 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14638 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14639 constants for E500 double.
14641 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14643 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14644 element type of const_vector.
14646 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14648 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14649 Remove FLAGS_REG clobber from expander pattern.
14650 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14651 (anddi3, andsi3, andhi3, andqi3): Ditto.
14652 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14653 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14654 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14655 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14656 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14657 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14658 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14659 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14661 2008-06-28 Richard Guenther <rguenther@suse.de>
14663 * tree-ssa-structalias.c (callused_id, var_callused,
14664 callused_tree): Add.
14665 (handle_pure_call): New function.
14666 (find_func_aliases): Call it.
14667 (find_what_p_points_to): Handle the call-used set.
14668 (clobber_what_escaped): Likewise.
14669 (compute_call_used_vars): New function.
14670 (init_base_vars): Init the call-used variable.
14671 (do_sd_constraint): Do not propagate the solution from CALLUSED
14672 but use CALLUSED as a placeholder.
14673 (solve_graph): Likewise.
14674 * tree-flow-inline.h (gimple_call_used_vars): New function.
14675 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14676 (compute_call_used_vars): Declare.
14677 * tree-ssa-alias.c (set_initial_properties): Call
14678 compute_call_used_vars.
14679 (reset_alias_info): Clear call-used variables.
14680 (add_call_clobber_ops): Assert we are not called for const/pure
14681 functions. Remove handling of them.
14682 (add_call_read_ops): Handle pure functions by adding the
14683 call-used set of variables as VUSEs.
14684 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14685 (delete_tree_ssa): Free it.
14686 * tree-dfa.c (remove_referenced_var): Clear the var from the
14689 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14691 * tree.c (build_varargs_function_type_list): New.
14692 (build_function_type_list_1): New.
14693 (build_function_type_list): Use build_function_type_list_1.
14694 * tree.h (build_varargs_function_type_list): New.
14696 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14699 * config/spu/spu.c (spu_builtin_splats): Do not generate
14700 invalid CONST_VECTOR expressions.
14701 (spu_expand_vector_init): Likewise.
14703 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14705 * optabs.c (libfunc_decls): New variable.
14706 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14707 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14708 for the same function twice.
14710 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14712 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14713 ix86_expand_binary_operator directly.
14714 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14716 (*ashrti3_1): Ditto.
14717 (*lshrti3_1): Ditto.
14718 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14719 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14720 using only one splitter. Conditionaly execute splitter before or
14721 after peephole2 pass.
14722 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14723 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14724 Use only one alternative in asm template.
14725 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14727 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14728 "J" operand constraint for operand 2.
14729 (*ashldi3_cconly_rex64): Ditto.
14730 (*ashrdi3_cmp_rex64): Ditto.
14731 (*ashrdi3_cconly_rex64): Ditto.
14732 (*lshrdi3_cmp_rex64): Ditto.
14733 (*lshrdi3_cconly_rex64): Ditto.
14734 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14735 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14736 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14739 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14741 * gimplify.c (omp_is_private): Don't return true if decl is not
14742 already private on #pragma omp for or #pragma omp parallel for.
14745 * tree-cfg.c (struct move_stmt_d): Replace block field with
14746 orig_block and new_block fields.
14747 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14748 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14749 (move_block_to_fn): Replace vars_map and new_label_map arguments
14750 with struct move_stmt_d pointer.
14751 (replace_block_vars_by_duplicates): New function.
14752 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14753 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14754 all subblocks of ORIG_BLOCK to the new function. Call
14755 replace_block_vars_by_duplicates.
14756 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14757 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14758 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14759 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14760 (expand_omp): Temporarily set input_location to the location of
14761 region's controlling stmt.
14762 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14763 BIND_EXPR, push ctx->block_vars and gimplification vars into
14764 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14765 into dest function.
14766 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14767 there are any BLOCK_VARS.
14768 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14769 OMP_PARALLEL or OMP_TASK stmt.
14770 (lower_omp): Save and restore input_location around the lower_omp_1
14773 2008-06-27 Richard Guenther <rguenther@suse.de>
14775 PR tree-optimization/36400
14776 PR tree-optimization/36373
14777 PR tree-optimization/36344
14778 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14779 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14780 (update_alias_info): Remove call clobbering code.
14781 (make_constraint_to): New helper function.
14782 (make_escape_constraint): Likewise.
14783 (handle_rhs_call): Use it on all pointer containing arguments.
14784 Also mark the static chain escaped.
14785 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14786 instead of ANYTHING.
14787 (make_constraint_from): New helper split out from ...
14788 (make_constraint_from_anything): ... here.
14789 (find_func_aliases): Add constraints for escape sites.
14790 (intra_create_variable_infos): Make constraints from NONLOCAL
14792 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14794 (clobber_what_p_points_to): Remove.
14795 (clobber_what_escaped): New function.
14796 (init_base_vars): Init NONLOCAL and ESCAPED.
14797 (do_sd_constraint): Do not propagate the solution from ESCAPED
14798 but use ESCAPED as a placeholder.
14799 (solve_graph): Likewise.
14800 * tree-flow.h (clobber_what_p_points_to): Remove.
14801 (clobber_what_escaped): Declare.
14802 * tree-ssa-alias.c (set_initial_properties): Call it.
14803 Remove code clobbering escaped pointers.
14805 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14807 * function.c (allocate_struct_function): Only allocate a unique
14808 funcdef_no if the decl is nonzero.
14810 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14812 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14813 * config/mips/mips.c (mips_split_const_insns): New function.
14814 * config/mips/mips.md (move_type): New attribute.
14815 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14816 (dword_mode): New attribute.
14817 (type): Avoid long line. Map "move_type"s to "type"s,
14818 choosing "multi" for doubleword moves if appropriate.
14819 Swap MTC/MFC comments to match their declaration order.
14820 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14821 "type" is "branch" or "jal" is "direct".
14822 (length): Handle "extended_mips16" first. Make the default
14823 "0" for "ghost" instructions. Set the length from "move_type".
14824 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14825 of "type", with "sll0" for the register alternative. Remove the
14826 "extended_mips16" attribute.
14827 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14828 of "type", with "shift_shift" for the register alternative.
14829 Remove the "length" attribute.
14830 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14831 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14832 of "type", with "andi" for the register alternative.
14833 (*zero_extendqihi2): Likewise.
14834 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14835 of "andi" instead of a "type" of "arith".
14836 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14838 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14839 (mov_<store>r, *mov<mode>_ra): Likewise.
14840 (extendsidi2): Use "move_type" instead of "type", with "move"
14841 for the register alternative.
14842 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14843 of "type", with "signext" for the register alternative.
14844 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14845 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14846 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14847 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14848 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14849 (unnamed branch insn): Likewise.
14850 (*movdi_gp32_fp64): Fold into...
14851 (*movdi_32bit): ...here.
14852 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14853 (*movdf_hardfloat): ...this new pattern.
14854 (*movdf_softfloat): Remove redundant FPR alternatives.
14855 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14856 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14857 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14858 the "move" attribute.
14859 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14860 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14861 and "store" for COP loads and stores.
14862 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14863 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14864 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14865 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14866 (*movtf_mips16, *movv2sf): Likewise.
14867 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14868 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14869 (mfhc1<mode>): Use "move_type" instead of "move".
14870 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14871 (loadgp_blockage): Remove the "length" attribute.
14872 (blockage, set_got_version, update_got_version): Likewise.
14873 (call_internal): Remove the "extended_mips16" attribute.
14874 (call_value_internal, call_value_multiple_internal): Likewise.
14875 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14877 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14878 the "length" attribute.
14880 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14882 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14883 -Wcast-qual warnings.
14884 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14885 handle_pragma_pop_macro): Likewise.
14886 * collect2.c (resolve_lib_name): Likewise.
14887 * config/arc/arc.c (arc_init): Likewise.
14888 * config/arm/arm.c (neon_builtin_compare,
14889 locate_neon_builtin_icode): Likewise.
14890 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14891 * config/bfin/bfin.c (bfin_init_machine_status,
14892 bfin_optimize_loop): Likewise.
14893 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14894 * config/cris/cris.c (cris_init_expanders): Likewise.
14895 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14896 * config/darwin.c (machopic_indirection_eq,
14897 machopic_indirection_name, machopic_output_indirection): Likewise.
14898 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14899 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14900 frv_optimize_membar): Likewise.
14901 * config/i386/cygwin.h (mingw_scan,
14902 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14903 * config/i386/cygwin1.c (mingw_scan): Likewise.
14904 * config/i386/i386.c (machopic_output_stub): Likewise.
14905 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14906 i386_pe_unique_section): Likewise.
14907 * config/ia64/ia64.c (ia64_init_machine_status,
14908 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14910 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14911 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14912 * config/m68k/m68k.c (m68k_handle_option,
14913 m68k_sched_md_init_global): Likewise.
14914 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14915 mcore_unique_section): Likewise.
14916 * config/mips/mips.c (mips_block_move_straight,
14917 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14919 * config/mmix/mmix.c (mmix_init_machine_status,
14920 mmix_encode_section_info): Likewise.
14921 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14922 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14923 print_operand_address, output_toc, redefine_groups,
14924 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14925 * config/s390/s390.c (s390_init_machine_status): Likewise.
14926 * config/score/score.c (score_block_move_straight,
14927 score_block_move_loop_body): Likewise.
14928 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14929 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14930 * emit-rtl.c (find_auto_inc): Likewise.
14931 * gcc.c (translate_options, process_command): Likewise.
14932 * reorg.c (dbr_schedule): Likewise.
14933 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14934 * xcoffout.c (xcoffout_declare_function): Likewise.
14936 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14938 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14939 ipa-pta working again.
14941 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14943 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14946 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14948 * config.gcc (powerpc*-*-*): Add new core e500mc.
14949 * config/rs6000/e500mc.md: New file.
14950 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14952 (rs6000_override_options): Add e500mc case to
14953 processor_target_table. Altivec and Spe options not allowed
14954 with e500mc. Add isel instruction to e500mc by
14955 default. Initialize rs6000_cost for e500mc.
14956 (rs6000_issue_rate): Set issue rate for e500mc.
14957 * config/rs6000/rs6000.h (processor_type): Add
14958 PROCESSOR_PPCE500MC.
14959 (ASM_CPU_SPEC): Add e500mc.
14960 Set TARGET_ISEL to rs6000_isel.
14961 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14962 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14963 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14965 * doc/invoke.texi: Add e500mc to list of cpus.
14967 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14970 * c-lex.c (lex_charconst): Initialize unsignedp.
14972 2008-06-27 Olivier Hainque <hainque@adacore.com>
14974 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14975 documented assumptions.
14977 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14979 * dwarf2out.c: Remove trailing white spaces. Break long line
14982 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14984 * libfuncs.h (LTI_synchronize): New libfunc_index.
14985 (synchronize_libfunc): Declare.
14986 * builtins.c (expand_builtin_synchronize): Consider using
14987 synchronize_libfunc before falling back on an asm blockage.
14988 * config/mips/mips.c: Include libfuncs.h
14989 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14991 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14993 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14994 parameter. Copy stack_reg to r11 where appropriate.
14995 (no_global_regs_above): Add gpr parameter.
14996 (rs6000_stack_info): Only add padding for SPE save area if we
14997 are saving SPE GPRs and CR.
14998 (saveres_routine_syms): New variable.
14999 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15001 (rs6000_savres_routine_sym): New function.
15002 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15004 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15005 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15006 Tweak FPR out-of-line saving.
15007 (rs6000_make_savres_rtx): New function.
15008 (rs6000_use_multiple_p): New function.
15009 (rs6000_savres_strategy): New function.
15010 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15011 out-of-line if appropriate.
15012 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15013 if we are optimizing for size.
15014 (GP_SAVE_INLINE): Define.
15015 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15016 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15017 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15018 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15019 (*save_fpregs_<mode>): Add use of r11.
15020 (*restore_gpregs_<mode>): New insn.
15021 (*return_and_restore_gpregs_<mode>): New insn.
15022 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15024 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15025 (*restore_gpregs_spe): New insn.
15026 (*return_and_restore_gpregs_spe): New insn.
15027 * config/rs6000/predicates.md (save_world_operation): Fix check.
15029 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15031 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15032 this point, so assert that.
15034 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15036 * cfganal.c: Include vec.h and vecprim.h.
15037 (compute_idf): Import from...
15038 * tree-into-ssa (compute_idf): ...here.
15039 * basic-block.h (compute_idf): Export.
15041 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15043 * c-decl.c (merge_decls): Use !current_function_decl to check for
15044 extern declaration of C99 inline function being at file scope.
15046 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15048 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15050 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15052 * alias.c (record_alias_subset, init_alias_analysis): Fix
15053 -Wc++-compat and/or -Wcast-qual warnings.
15054 * attribs.c (lookup_attribute_spec): Likewise.
15055 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15056 copy_bb, connect_traces,
15057 find_rarely_executed_basic_blocks_and_cr): Likewise.
15058 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15059 note_btr_set, migrate_btr_defs): Likewise.
15060 * builtins.c (result_vector, expand_builtin_memcpy,
15061 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15062 builtin_memset_read_str, expand_builtin_printf,
15063 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15065 * caller-save.c (mark_set_regs): Likewise.
15066 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15067 * cgraph.c (cgraph_edge): Likewise.
15068 * combine.c (likely_spilled_retval_1): Likewise.
15069 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15070 htab_counts_entry_del, get_coverage_counts): Likewise.
15071 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15072 new_cselib_val): Likewise.
15073 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15074 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15076 * df-core.c (df_compact_blocks): Likewise.
15077 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15078 * df-scan.c (df_grow_reg_info, df_ref_create,
15079 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15080 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15081 df_record_entry_block_defs, df_record_exit_block_uses,
15082 df_bb_verify): Likewise.
15083 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15084 DF_REF_EXTRACT_MODE_CONST): New.
15085 * dominance.c (get_immediate_dominator, get_dominated_by,
15086 nearest_common_dominator, root_of_dom_tree,
15087 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15088 -Wc++-compat and/or -Wcast-qual warnings.
15089 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15090 record_store, replace_read, check_mem_read_rtx, scan_insn,
15091 dse_step1, dse_record_singleton_alias_set): Likewise.
15092 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15094 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15096 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15097 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15098 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15099 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15100 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15101 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15102 file_name_acquire, output_file_names, add_const_value_attribute,
15103 premark_used_types_helper, file_table_eq, file_table_hash,
15104 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15105 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15106 -Wcast-qual warnings.
15107 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15108 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15109 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15110 gen_reg_rtx, start_sequence, init_emit): Likewise.
15111 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15112 * except.c (init_eh_for_function, gen_eh_region,
15113 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15114 arh_to_landing_pad, arh_to_label, add_action_record,
15115 add_call_site, switch_to_exception_section): Likewise.
15116 * expmed.c (synth_mult): Likewise.
15117 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15118 store_expr): Likewise.
15119 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15121 * function.c (assign_stack_temp_for_type,
15122 allocate_struct_function, match_asm_constraints_1): Likewise.
15123 * gcov-io.c (gcov_allocate): Likewise.
15124 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15125 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15126 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15127 record_one_set, insert_expr_in_table, insert_set_in_table,
15128 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15129 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15130 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15131 -Wcast-qual warnings.
15133 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15135 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15136 -Wcast-qual warnings.
15137 * gcc.c (process_command): Likewise.
15138 * genattrtab.c (oballoc): Use XOBNEW.
15139 (oballocvec): Define.
15140 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15141 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15142 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15143 -Wc++-compat and/or -Wcast-qual warnings.
15144 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15145 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15146 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15147 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15148 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15149 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15150 add_excls, process_presence_absence_names,
15151 process_presence_absence_patterns, add_presence_absence,
15152 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15153 get_free_state, add_arc, get_free_automata_list_el,
15154 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15155 transform_3, cache_presence, create_ainsns, create_automata,
15156 create_state_ainsn_table, dfa_insn_code_enlarge,
15157 output_trans_func, output_min_issue_delay_func,
15158 output_dead_lock_func, output_reset_func,
15159 output_get_cpu_unit_code_func, output_dfa_start_func,
15160 expand_automata): Likewise.
15161 * genextract.c (gen_insn): Likewise.
15162 * gengtype-lex.l: Likewise.
15163 * gengtype.c (read_input_list, adjust_field_type,
15164 process_gc_options): Likewise.
15165 * genoutput.c (note_constraint): Likewise.
15166 * genpreds.c (mangle, add_constraint): Likewise.
15167 * genrecog.c (process_define_predicate, new_decision,
15168 add_to_sequence): Likewise.
15169 * gensupport.c (record_insn_name): Likewise.
15171 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15173 * config/i386/driver-i386.c (detect_caches_amd,
15174 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15175 and/or -Wcast-qual warnings.
15176 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15177 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15178 gt_pch_save): Likewise.
15179 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15180 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15181 * global.c (compute_regsets): Likewise.
15182 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15183 finish_graph_dump_file): Likewise.
15184 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15185 unlink_bb_notes): Likewise.
15186 * integrate.c (get_hard_reg_initial_val): Likewise.
15187 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15188 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15189 * local-alloc.c (update_equiv_regs): Likewise.
15190 * loop-invariant.c (check_invariant_table_size,
15191 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15193 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15194 altered_reg_used, mark_altered): Likewise.
15195 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15196 insert_var_expansion_initialization,
15197 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15198 release_var_copies): Likewise.
15199 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15200 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15201 analyze_accesses_for_phi_node, check_var_notmodified_p,
15202 check_allocation_function, find_sites_in_func,
15203 record_all_accesses_in_func, transform_access_sites,
15204 transform_allocation_sites): Likewise.
15205 * omp-low.c (new_omp_region, create_omp_child_function_name,
15206 check_omp_nesting_restrictions, check_combined_parallel,
15207 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15208 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15209 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15210 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15212 * opts-common.c (prune_options): Likewise.
15213 * opts.c (add_input_filename, print_filtered_help,
15214 get_option_state): Likewise.
15215 * params.c (add_params): Likewise.
15216 * passes.c (set_pass_for_id, next_pass_1,
15217 do_per_function_toporder, pass_fini_dump_file): Likewise.
15218 * postreload.c (reload_cse_simplify_operands): Likewise.
15219 * predict.c (tree_predicted_by_p, tree_predict_edge,
15220 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15222 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15224 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15226 * recog.c (check_asm_operands, validate_change_1): Likewise.
15227 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15228 subst_asm_stack_regs): Likewise.
15229 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15230 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15231 * regmove.c (reg_is_remote_constant_p): Likewise.
15232 * regrename.c (regrename_optimize, scan_rtx_reg,
15233 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15235 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15236 regstat_compute_calls_crossed): Likewise.
15237 * reload1.c (init_reload, new_insn_chain,
15238 has_nonexceptional_receiver, reload, copy_reloads,
15239 calculate_needs_all_insns, init_elim_table): Likewise.
15240 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15241 * rtl.c (shallow_copy_rtx_stat): Likewise.
15242 * rtlanal.c (parms_set): Likewise.
15243 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15244 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15245 * sched-ebb.c (earliest_block_with_similiar_load,
15246 add_deps_for_risky_insns): Likewise.
15247 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15248 schedule_region): Likewise.
15249 * see.c (eq_descriptor_pre_extension,
15250 hash_descriptor_pre_extension, hash_del_pre_extension,
15251 eq_descriptor_properties, hash_descriptor_properties,
15252 hash_del_properties, see_seek_pre_extension_expr,
15253 see_initialize_data_structures, see_print_register_properties,
15254 see_print_pre_extension_expr, see_delete_merged_def_extension,
15255 see_delete_unmerged_def_extension, see_emit_use_extension,
15256 see_pre_delete_extension, see_map_extension, see_commit_changes,
15257 see_analyze_merged_def_local_prop,
15258 see_analyze_merged_def_local_prop,
15259 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15260 see_set_prop_merged_def, see_set_prop_unmerged_def,
15261 see_set_prop_unmerged_use, see_print_one_extension,
15262 see_merge_one_use_extension, see_merge_one_def_extension,
15263 see_store_reference_and_extension, see_update_uses_relevancy,
15264 see_update_defs_relevancy): Likewise.
15265 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15266 hash_statistics_free, curr_statistics_hash): Likewise.
15267 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15268 expand_asm_operands, expand_return, case_bit_test_cmp,
15269 expand_case): Likewise.
15270 * stor-layout.c (start_record_layout): Likewise.
15271 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15272 gt_pch_save_stringpool): Likewise.
15273 * tree-data-ref.c (hash_stmt_vertex_info,
15274 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15275 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15277 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15280 * config/i386/i386.md : Change constraints of HImode and QImode
15281 immediate operands from "i" to "n". Change SImode "ni" constraint to
15282 "i" and SImode "rmi" constraint to "g". Remove all constraints
15283 from const0_operand and const1_operand predicated operands.
15284 (i): Change QImode and HImode attribute from "i" to "n".
15285 (*subqi_2): Change HImode operands to QImode.
15288 2008-06-25 Olivier Hainque <hainque@adacore.com>
15290 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15293 2008-06-25 Richard Guenther <rguenther@suse.de>
15295 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15296 not overflow the result type.
15298 2008-06-25 Richard Guenther <rguenther@suse.de>
15300 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15301 (vn_lookup): Likewise.
15303 2008-06-25 Richard Guenther <rguenther@suse.de>
15305 PR tree-optimization/35518
15306 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15307 * tree-sra.c (instantiate_element): Use fold_build3 to build
15309 (try_instantiate_multiple_fields): Likewise.
15311 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15313 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15316 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15318 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15319 use_backchain_to_restore_sp to true
15320 if the offset of the link register save area would go over the 32k - 1
15321 offset limit of the load
15324 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15326 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15327 anchor for the type-punning blurb. Cross-reference "Structures
15328 unions enumerations and bit-fields implementation". Provide a
15329 cast-through-pointer example. Make final sentence self-contained.
15330 * doc/implement-c.texi (Structures unions enumerations and
15331 bit-fields implementation): Cross-reference the type-punning blurb
15332 in the -fstrict-aliasing documentation.
15334 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15336 PR middle-end/36594
15337 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15338 the memory instead of the memory itself for the save area.
15340 2008-06-24 Olivier Hainque <hainque@adacore.com>
15341 Nicolas Roche <roche@adacore.com>
15343 * gengtype.c (srcdir_len): size_t instead of int.
15344 (get_file_realbasename): New function. For F a filename, the real
15345 basename of F, with all the path components stripped.
15346 (get_file_srcdir_relative_path): New function. For F a filename, the
15347 relative path to F from $(srcdir).
15348 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15349 get_file_realbasename. Adjust the head comment.
15350 (get_prefix_langdir_index): New function. For F a filename, return the
15351 lang_dir_names[] relative index of the language directory that is
15353 (get_file_langdir): For F a filename, return the name of the language
15354 directory where F is located.
15355 (get_file_gtfilename): New function. The gt- output file name for an
15357 (get_output_file_with_visibility): Replace in-line computations with
15358 uses of get_file_gtfilename and get_prefix_langdir_index.
15359 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15361 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15363 PR tree-optimization/36504
15364 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15365 references without base address.
15367 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15369 PR middle-end/36584
15370 * calls.c (expand_call): Increase alignment for recursive functions.
15372 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15374 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15375 (TARGET_FUNCTION_VALUE): New define.
15376 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15377 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15379 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15381 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15382 (fmod<mode>3): Ditto.
15383 (remainderxf3): Ditto.
15384 (remainder<mode>3): Ditto.
15386 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15389 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15390 REG is a hard register.
15392 PR tree-optimization/36508
15393 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15394 499, don't check it at all in release compilers.
15396 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15398 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15399 together with SSE_TARGET_MATH to disable insn pattern.
15400 (*fop_<MODEF:mode>_2_i387): Ditto.
15401 (*fop_<MODEF:mode>_3_i387): Ditto.
15403 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15405 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15407 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15409 PR middle-end/34906
15410 * gimplify.c (gimplify_asm_expr): Check the return code of
15411 parse_output_constraint call, set function return and is_inout
15412 value if it failed.
15414 2008-06-22 Ian Lance Taylor <iant@google.com>
15416 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15417 (narrowest_signed_type): Likewise.
15418 * c-typeck.c (c_common_type): Change local variable mclass to enum
15420 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15421 tcc_comparison, not the tree code itself.
15422 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15423 (c_expand_expr): Cast modifier to enum expand_modifier.
15424 * c-common.h (C_RID_CODE): Add casts.
15425 (C_SET_RID_CODE): Define.
15426 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15427 (c_lex_one_token): Add cast to avoid warning.
15428 (c_parser_objc_type_name): Rename local typename to type_name.
15429 (check_no_duplicate_clause): Change code parameter to enum
15431 (c_parser_omp_var_list_parens): Change kind parameter to enum
15433 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15434 c_parser_omp_list_var_parens.
15435 (c_parser_omp_threadprivate): Likewise.
15436 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15437 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15438 * c-format.c (NO_FMT): Define.
15439 (printf_length_specs): Use NO_FMT.
15440 (asm_fprintf_length_specs): Likewise.
15441 (gcc_diag_length_specs): Likewise.
15442 (scanf_length_specs): Likewise.
15443 (strfmon_length_specs): Likewise.
15444 (gcc_gfc_length_specs): Likewise.
15445 (printf_flag_specs): Change 0 to STD_C89.
15446 (asm_fprintf_flag_specs): Likewise.
15447 (gcc_diag_flag_specs): Likewise.
15448 (gcc_cxxdiag_flag_specs): Likewise.
15449 (scanf_flag_specs): Likewise.
15450 (strftime_flag_specs): Likewise.
15451 (strfmon_flag_specs): Likewise.
15452 (print_char_table): Likewise.
15453 (asm_fprintf_char_table): Likewise.
15454 (gcc_diag_char_table): Likewise.
15455 (gcc_tdiag_char_table): Likewise.
15456 (gcc_cdiag_char_table): Likewise.
15457 (gcc_cxxdiag_char_table): Likewise.
15458 (gcc_gfc_char_table): Likewise.
15459 (scan_char_table): Likewise.
15460 (time_char_table): Likewis.
15461 (monetary_char_table): Likewise.
15462 * c-format.h (BADLEN): Likewise.
15464 2008-06-21 Ian Lance Taylor <iant@google.com>
15466 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15467 Define END_OF_BASE_TREE_CODES around inclusion.
15468 * tree.c (tree_code_type): New global array.
15469 (tree_code_length, tree_code_name): Likewise.
15470 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15471 $(lang_tree_files).
15472 (all-tree.def, s-alltree): New targets.
15473 (gencheck.h, s-gencheck): Remove.
15474 (tree.o): Depend upon all-tree.def.
15475 (build/gencheck.o): Remove gencheck.h dependency.
15476 (mostlyclean): Don't remove gencheck.h.
15477 * c-common.h (enum c_tree_code): Remove.
15478 * c-lang.c (tree_code_type): Remove.
15479 (tree_code_length, tree_code_name): Remove.
15480 * gencheck.c (tree_codes): Include all-tree.def, rather than
15481 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15483 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15485 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15486 (operator_name_info): Size to MAX_TREE_CODES.
15487 (assignment_operator_name_info): Likewise.
15488 * cp/cp-lang.c (tree_code_type): Remove.
15489 (tree_code_length, tree_code_name): Remove.
15490 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15491 (assignment_operator_name_info): Likewise.
15492 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15494 * cp/mangle.c (write_expression): Likewise.
15495 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15496 * fortran/f95-lang.c (tree_code_type): Remove.
15497 (tree_code_length, tree_code_name): Remove.
15498 * java/java-tree.h (enum java_tree_code): Remove.
15499 * java/lang.c (tree_code_type): Remove.
15500 (tree_code_length, tree_code_name): Remove.
15501 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15502 * objc/objc-act.h (enum objc_tree_code): Remove.
15503 * objc/objc-lang.c (tree_code_type): Remove.
15504 (tree_code_length, tree_code_name): Remove.
15505 * objcp/objcp-lang.c (tree_code_type): Remove.
15506 (tree_code_length, tree_code_name): Remove.
15507 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15508 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15509 * ada/misc.c (tree_code_type): Remove.
15510 (tree_code_length, tree_code_name): Remove.
15512 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15514 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15515 the grand_bitmap_obstack.
15517 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15519 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15520 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15521 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15522 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15523 move_stmt_r, new_label_mapper): Likewise.
15524 * tree-complex.c (cvc_lookup): Likewise.
15525 * tree-dfa.c (create_function_ann): Likewise.
15526 * tree-dump.c (dump_register): Likewise.
15527 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15528 find_phi_replacement_condition): Likewise.
15529 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15530 tree_function_versioning): Likewise.
15531 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15532 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15533 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15534 get_nonlocal_debug_decl, convert_nonlocal_reference,
15535 convert_nonlocal_omp_clauses, get_local_debug_decl,
15536 convert_local_reference, convert_local_omp_clauses,
15537 convert_nl_goto_reference, convert_nl_goto_receiver,
15538 convert_tramp_reference, convert_call_expr): Likewise.
15539 * tree-outof-ssa.c (contains_tree_r): Likewise.
15540 * tree-parloops.c (reduction_phi, initialize_reductions,
15541 eliminate_local_variables_1, add_field_for_reduction,
15542 add_field_for_name, create_phi_for_local_result,
15543 create_call_for_reduction_1, create_loads_for_reductions,
15544 create_stores_for_reduction, create_loads_and_stores_for_name):
15546 * tree-phinodes.c (allocate_phi_node): Likewise.
15547 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15548 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15549 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15550 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15551 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15552 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15553 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15554 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15555 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15556 vn_nary_op_insert): Likewise.
15557 * tree-ssa.c (redirect_edge_var_map_add,
15558 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15559 * tree-vectorizer.c (vectorize_loops): Likewise.
15560 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15561 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15562 tree_cons_stat, build1_stat, build_variant_type_copy,
15563 decl_init_priority_lookup, decl_fini_priority_lookup,
15564 decl_priority_info, decl_restrict_base_lookup,
15565 decl_restrict_base_insert, decl_debug_expr_lookup,
15566 decl_debug_expr_insert, decl_value_expr_lookup,
15567 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15568 type_hash_add, get_file_function_name, tree_check_failed,
15569 tree_not_check_failed, tree_range_check_failed,
15570 omp_clause_range_check_failed, build_omp_clause,
15571 build_vl_exp_stat): Likewise.
15572 * value-prof.c (gimple_histogram_value,
15573 gimple_duplicate_stmt_histograms): Likewise.
15574 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15575 unshare_variable, variable_union_info_cmp_pos, variable_union,
15576 dataflow_set_different_1, dataflow_set_different_2,
15577 vt_find_locations, variable_was_changed, set_variable_part,
15578 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15579 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15580 section_entry_hash, object_block_entry_eq,
15581 object_block_entry_hash, create_block_symbol,
15582 initialize_cold_section_name, default_function_rodata_section,
15583 strip_reg_name, set_user_assembler_name, const_desc_eq,
15584 build_constant_desc, output_constant_def, lookup_constant_def,
15585 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15586 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15587 default_internal_label): Likewise.
15588 * varray.c (varray_init, varray_grow): Likewise.
15589 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15591 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15593 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15594 operators for "test" insn. Macroize insn using SWI mode macro.
15595 (*jcc_fused_2): Ditto.
15596 (*jcc_fused_3): Macroize insn using SWI mode macro.
15597 (*jcc_fused_4): Ditto.
15599 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15601 * tree-ssa-pre.c: Fix typo in comment.
15602 (init_antic, fini_antic): Add explicit funtions for
15603 initializing and deinitializing ANTIC and AVAIL sets.
15604 (create_expression_by_pieces): Fix typo in comment.
15605 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15606 (execute_pre): Eventually dump details about ANTIC_IN.
15608 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15610 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15611 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15612 add_to_obstack, file_at_path, find_a_file, execute,
15613 add_preprocessor_option, add_assembler_option, add_linker_option,
15614 process_command, insert_wrapper, do_option_spec, do_self_spec,
15615 spec_path, do_spec_1, is_directory, main, used_arg,
15616 getenv_spec_function): Likewise.
15617 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15618 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15621 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15623 * doc/rtl.texi: Updated subreg section.
15625 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15628 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15629 node->needed and node->reachable.
15630 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15631 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15632 (expand_task_call): Don't call expand_task_copyfn.
15633 (expand_task_copyfn): Renamed to...
15634 (finalize_task_copyfn): ... this.
15636 2008-06-19 Jan Hubicka <jh@suse.cz>
15638 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15639 clobbering framepointer.
15641 2008-06-19 Jan Hubicka <jh@suse.cz>
15643 * tree-optimize.c (execute_early_local_optimizations): Set
15644 cgraph_state only at first invocation.
15646 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15648 * system.h (-Wc++-compat): Activate as a warning, no an error.
15650 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15652 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15653 instead of "#" in insn asm template.
15654 (*jcc_fused_2): Ditto.
15656 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15658 * config/i386/i386.h (ix86_tune_indices)
15659 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15660 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15661 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15662 (*jcc_fused_2): Ditto.
15663 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15664 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15665 (print operand): Handle 'E' and 'e' code.
15667 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15669 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15670 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15671 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15673 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15675 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15677 (cgraph_expand_function): Use local copy of decl.
15678 (cgraph_expand_all_functions): Remove redundant initialization of
15680 (cgraph_optimize): Reword internal_error message.
15682 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15684 * arm-protos.h (arm_return_in_memory): Remove public
15685 arm_return_in_memory() prototype.
15686 * arm.c (arm_return_in_memory): Add static prototype, add target
15687 hook macro, change definition and comments.
15688 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15690 2008-06-19 Ben Elliston <bje@au.ibm.com>
15692 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15693 real.c: Remove references to IEEE 754R.
15694 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15695 * doc/libgcc.texi (Decimal float library routines): Likewise.
15697 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15699 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15700 (default_unwind_word_mode): Add prototype.
15701 * targhooks.c (default_unwind_word_mode): New function.
15702 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15703 instead of word_mode.
15704 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15705 (TARGET_INITIALIZER): Use it.
15707 * c-common.c (handle_mode_attribute): Support "unwind_word"
15709 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15711 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15712 word_mode to access SjLj_Function_Context member "data".
15713 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15714 conversion from targetm.eh_return_filter_mode () to
15715 targetm.unwind_word_mode () if they differ.
15717 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15718 (BT_FN_UNWINDWORD_PTR): New function type.
15719 (BT_FN_WORD_PTR): Remove.
15720 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15721 * except.c (expand_builtin_extend_pointer): Convert pointer to
15722 targetm.unwind_word_mode () instead of word_mode.
15724 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15725 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15726 (spu_unwind_word_mode): New function.
15727 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15728 (TARGET_UNWIND_WORD_MODE): Define.
15729 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15731 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15733 * config/spu/spu.c (reg_align): Remove.
15734 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15735 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15736 (spu_split_store): Likewise.
15738 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15740 * gcc/tree-vn.c: Fix typo in comment.
15742 2008-06-18 Jan Hubicka <jh@suse.cz>
15744 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15745 toplevel reorder too.
15747 2008-06-18 Jan Hubicka <jh@suse.cz>
15749 * c-opts.c (c_common_post_options): PCH is not compatible with
15751 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15752 -fno-toplevel-reorder by default now.
15754 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15756 PR documentation/30739
15757 * doc/install.texi (Prerequisites): Document dependency on awk.
15759 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15760 Ian Lance Taylor <iant@google.com>
15762 PR rtl-optimization/35604
15763 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15764 only want to change jump destinations, not eventual label comparisons.
15766 2008-06-16 Jan Hubicka <jh@suse.cz>
15768 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15770 (cgraph_analyze_function): Likewise.
15772 2008-06-16 Jan Hubicka <jh@suse.cz>
15774 * cgraph.h (cgraph_mark_if_needed): New function.
15775 * cgraphunit.c (cgraph_mark_if_needed): New function.
15776 * c-decl.c (duplicate_decl): Use it.
15778 2008-06-16 Jan Hubicka <jh@suse.cz>
15780 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15783 2008-06-16 Jan Hubicka <jh@suse.cz>
15785 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15787 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15788 Kazu Hirata <kazu@codesourcery.com>
15789 Maxim Kuvyrkov <maxim@codesourcery.com
15791 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15792 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15793 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15794 EXTRA_SPEC_FUNCTIONS.
15795 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15796 (DRIVER_SELF_SPECS): Adjust.
15797 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15798 * config/mips/st.h, config/mips/t-st: New.
15799 * config/mips/driver-native.c, config/mips/x-native: New.
15800 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15803 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15805 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15807 (ISA_HAS_FP_CONDMOVE): New macro.
15808 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15809 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15810 (ISA_HAS_NMADD3_NMSUB3): New macro.
15811 * config/mips/mips.c (mips_rtx_costs): Update.
15812 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15813 compiling for ST Loongson 2E/2F.
15814 (madd<mode>): Rename to madd4<mode>. Update.
15815 (madd3<mode>): New pattern.
15816 (msub<mode>): Rename to msub4<mode>. Update.
15817 (msub3<mode>): New pattern.
15818 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15819 (nmadd3<mode>): New pattern.
15820 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15821 (nmadd3<mode>_fastmath): New pattern.
15822 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15823 (nmsub3<mode>): New pattern.
15824 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15825 (nmsub3<mode>_fastmath): New pattern.
15826 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15828 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15830 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15831 (DF_REF_INSN_INFO): New.
15832 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15833 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15834 with a NULL DF_REF_INSN_INFO.
15835 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15837 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15838 DF_INSN_INFO_EQ_USES): New.
15839 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15840 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15841 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15842 * df-core.c: Update comment for above changes.
15843 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15844 DF_INSN_UID_* macros.
15845 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15846 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15847 insn rtx. Update all callers.
15848 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15849 df_ref_create_structure, df_insn_refs_collect): Likewise.
15850 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15851 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15852 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15853 macros to access the insn refs.
15854 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15855 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15856 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15857 for accessing the refs.
15858 (try_fwprop_subst): Likewise.
15859 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15860 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15861 for accessing the refs.
15862 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15863 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15864 to look at the insn refs.
15865 (record_uses): Likewise.
15866 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15868 (mark_artificial_uses): Don't mark_insn for artificial refs.
15869 (mark_reg_rependencies): Likewise.
15871 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15873 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15875 * configure: Regenerate.
15877 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15879 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15880 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15881 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15883 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15885 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15886 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15887 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15889 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15891 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15892 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15893 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15895 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15897 * tree-ssa-sccvn.c: Fix format of comments.
15899 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15901 * cgraph.c: Remove unneeded forward declarations of eq_node()
15904 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15906 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15908 (see_update_relevancy): Likewise.
15909 * fwprop.c (try_fwprop_subst): Likewise.
15910 * rtlanal.c (noop_move_p): Likewise.
15911 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15912 notes to non-existing libcall blocks.
15913 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15915 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15916 (dead_libcall_p): Remove.
15917 (delete_trivially_dead_insns): Don't use it.
15918 * web.c (union_defs): Remove comment about keeping nops.
15919 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15920 (compute_hash_table_work): Don't track libcall notes.
15921 (do_local_cprop): Don't take libcall pointers. Don't update
15923 (adjust_libcall_notes): Deleted.
15924 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15925 ever have existed in the first place).
15926 (replace_store_insn): Don't try to remove libcall notes.
15927 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15928 (resolve_reg_notes): Don't call them.
15929 (resolve_simple_move): Likewise.
15930 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15931 Don't remove REG_RETVAL notes.
15932 * emit-rtl.c (try_split): Don't update libcall notes.
15933 (emit_copy_of_insn_after): Dito.
15934 * cselib.c (cselib_current_insn_in_libcall): Remove.
15935 (cselib_process_insn): Don't set/clear it.
15936 (new_elt_loc_list): Don't record it.
15937 (cselib_init): Don't initialize it.
15938 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15939 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15941 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15942 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15943 (init_deps): Don't initialize it.
15944 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15945 * combine.c (delete_noop_moves): Don't update libcall notes.
15946 (can_combine_p): Remove now pointless #if 0 block.
15947 (try_combine): Remove another obsolete #if 0 block.
15948 (distribute_notes): Don't distribute libcall notes.
15949 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15950 * dce.c (libcall_dead_p): Remove.
15951 (delete_unmarked_insns): Don't handle libcall blocks.
15952 (preserve_libcall_for_dce): Remove.
15953 (prescan_insns_for_dce): Don't special-case libcall block insns.
15954 * reload1 (reload): Don't handle libcall notes.
15955 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15958 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15960 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15961 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15962 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15964 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15966 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15967 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15968 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15970 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15972 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15974 2008-06-16 Ira Rosen <irar@il.ibm.com>
15976 PR tree-optimization/36493
15977 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15978 the arguments list. Use VECTYPE to create vector pointer.
15979 (vectorizable_store): Fail if accesses through a pointer to vectype
15980 do not alias the original memory reference operands.
15981 Call vect_create_data_ref_ptr without the removed argument.
15982 (vectorizable_load): Likewise.
15983 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15986 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15989 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15990 reg_equiv_constant.
15992 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15994 * config/mips/loongson2ef.md: New file.
15995 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15996 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15997 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15998 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15999 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16001 (loongson2ef.md): New include.
16002 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16003 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16004 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16005 (loongson_gt_<mode>, loongson_extract_halfword)
16006 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16007 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16008 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16009 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16010 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16011 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16012 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16013 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16014 (vec_interleave_low<mode>): Define type attribute.
16015 * config/mips/mips.c (mips_ls2): New static variable.
16016 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16017 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16018 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16019 Implement target scheduling hooks.
16020 (mips_multipass_dfa_lookahead): Update to handle tuning for
16022 (mips_sched_init): Initialize data for Loongson scheduling.
16023 (mips_ls2_variable_issue): New static function.
16024 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16026 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16027 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16028 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16029 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16030 Handle ST Loongson 2E/2F cores.
16031 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16033 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16035 * omp-low.c (extract_omp_for_data): Fix comment typo.
16038 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16040 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16041 FIXME note about gcc/config.guess.
16042 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16043 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16044 * doc/cppopts.texi: Likewise.
16045 * doc/extend.texi: Likewise.
16046 * doc/gcc.texi: Likewise.
16047 * doc/gccint.texi: Likewise.
16048 * doc/gcov.texi: Likewise.
16049 * doc/gty.texi: Likewise.
16050 * doc/hostconfig.texi: Likewise.
16051 * doc/install.texi: Likewise.
16052 * doc/invoke.texi: Likewise.
16053 * doc/loop.texi: Likewise.
16054 * doc/makefile.texi: Likewise.
16055 * doc/md.texi: Likewise.
16056 * doc/passes.texi: Likewise.
16057 * doc/tm.texi: Likewise.
16058 * doc/tree-ssa.texi: Likewise.
16059 * doc/trouble.texi: Likewise.
16061 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16062 Nathan Sidwell <nathan@codesourcery.com>
16063 Maxim Kuvyrkov <maxim@codesourcery.com>
16064 Richard Sandiford <rdsandiford@googlemail.com>
16066 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16067 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16068 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16070 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16071 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16072 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16074 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16075 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16076 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16077 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16078 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16079 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16080 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16081 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16082 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16083 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16084 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16085 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16086 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16087 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16088 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16089 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16090 (mips_builtins): Add Loongson builtins.
16091 (mips_loongson_2ef_bdesc): New.
16092 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16093 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16094 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16095 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16097 (mips_expand_vector_init): New.
16098 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16099 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16101 * config/mips/mips.md: Add unspec numbers for Loongson
16102 builtins. Include loongson.md.
16103 (MOVE64): Include Loongson vector modes.
16104 (SPLITF): Include Loongson vector modes.
16105 (HALFMODE): Handle Loongson vector modes.
16106 * config/mips/loongson.md: New.
16107 * config/mips/loongson.h: New.
16108 * config.gcc: Add loongson.h header for mips*-*-* targets.
16109 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16111 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16113 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16114 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16115 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16116 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16117 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16118 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16119 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16120 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16121 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16122 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16123 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16124 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16125 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16126 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16127 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16128 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16129 Remove use_fixproto=yes.
16130 (ia64*-*-hpux*): Remove comment about using fixproto.
16131 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16133 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16135 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16137 * configure: Regenerate.
16139 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16141 PR middle-end/36520
16142 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16143 before evaluating it.
16145 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16148 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16149 nested inline functions.
16150 (start_decl, start_function): Don't invert DECL_EXTERNAL
16151 for nested inline functions.
16153 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16155 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16156 splits that must be made for correctness.
16158 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16160 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16161 (AVAIL_NON_MIPS16): Likewise.
16162 (mips_builtin_description): Replace target_flags with a predicate.
16163 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16164 (dspr2_32): New availability predicates.
16165 (MIPS_BUILTIN): New macro.
16166 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16167 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16168 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16169 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16170 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16171 (mips_dsp_32only_bdesc): Merge into...
16172 (mips_builtins): ...this new array.
16173 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16174 (mips_init_builtins): Update after above changes.
16175 (mips_expand_builtin_1): Merge into...
16176 (mips_expand_builtin): ...here and update after above changes.
16178 2008-06-12 Paul Brook <paul@codesourcery.com>
16180 * longlong.h (__arm__): Define count_leading_zeros.
16181 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16182 (clzsi2, clzdi2): New functions.
16183 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16184 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16185 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16186 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16187 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16188 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16189 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16190 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16191 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16192 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16194 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16196 * config/m68k/m68k.c (m68k_tune_flags): New.
16197 (override_options): Compute m68k_tune_flags.
16198 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16199 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16201 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16203 PR middle-end/36506
16204 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16206 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16208 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16209 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16211 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16213 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16214 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16216 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16218 PR middle-end/36506
16219 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16222 2008-06-12 Richard Guenther <rguenther@suse.de>
16224 PR tree-optimization/36345
16225 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16226 add memory_tag_needed flag.
16227 (may_alias_p): Declare.
16228 * tree-ssa-alias.c (may_alias_p): Export.
16229 (set_initial_properties): Use memory_tag_needed flag.
16230 (update_reference_counts): Likewise.
16231 (reset_alias_info): Reset memory_tag_needed flag.
16232 (create_name_tags): Check memory_tag_needed flag.
16233 (dump_points_to_info_for): Dump it.
16234 * tree-ssa-structalias.c (struct variable_info): Remove
16235 directly_dereferenced flag.
16236 (new_var_info): Do not initialize it.
16237 (process_constraint_1): Do not set it.
16238 (update_alias_info): Set is_dereferenced flag.
16239 (set_uids_in_ptset): Use may_alias_p.
16240 (set_used_smts): Check memory_tag_needed flag.
16241 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16242 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16243 memory_tag_needed flag.
16244 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16245 from broken design.
16247 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16249 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16250 red zone for w64 abi.
16251 (ix86_expand_prologue): Likewise.
16252 (ix86_force_to_memory): Likewise.
16253 (ix86_free_from_memory): Likewise.
16255 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16258 * config/rs6000/rs6000.c (rs6000_override_options): Set
16259 rs6000_isel conditionally to the absence of comand line override.
16260 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16261 Remove duplicate rs6000_isel setting.
16262 * config/rs6000/eabispe.h: Ditto.
16264 2008-06-11 Richard Guenther <rguenther@suse.de>
16266 * alias.c (get_alias_set): Use the element alias-set for arrays.
16267 (record_component_aliases): For arrays and vectors do nothing.
16268 * c-common.c (strict_aliasing_warning): Handle the cases
16269 of alias set zero explicitly.
16270 * Makefile.in (dfp.o-warn): Add -Wno-error.
16272 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16274 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16276 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16277 tune_32 tune_64 to supported_defaults. Allow values not
16278 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16279 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16280 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16281 with_cpu_64 to generic for 64-bit-supporting configurations, not
16282 with_cpu. Remove FIXMEs.
16283 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16284 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16285 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16286 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16287 arch_32 and arch_64.
16289 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16290 Olivier Hainque <hainque@adacore.com>
16292 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16293 Use DECL_SIZE_UNIT to retrieve the size of the field.
16295 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16297 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16298 with function calls after declarations. Lay out
16299 neon_float_type_node before further use.
16301 2008-06-11 Richard Guenther <rguenther@suse.de>
16303 * tree-flow.h (may_point_to_global_var): Declare.
16304 * tree-ssa-alias.c (may_point_to_global_var): New function.
16305 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16307 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16309 * configure.ac: Teach that fido supports .debug_line.
16310 * configure: Regenerate.
16312 2008-06-10 Tom Tromey <tromey@redhat.com>
16314 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16317 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16319 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16320 (encode_decimal64, decode_decimal64, encode_decimal128,
16321 decode_decimal128): Reverse order of 32-bit parts of value if host
16322 and target endianness differ.
16324 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16326 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16327 Avoid division by 0.
16328 (tree_mod_pow2_value_transform): Likewise.
16329 (tree_ic_transform): Likewise.
16330 (tree_stringops_transform): Likewise.
16331 (tree_mod_subtract_transform): Likewise.
16332 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16333 (copy_edges_for_bb): Likewise.
16334 (initialize_cfun): Likewise.
16336 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16338 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16339 nonmemory_operand. Add "N" operand constraint.
16341 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16342 (*jcc_btsi_mask): Ditto.
16343 (*jcc_btsi_mask_1): Ditto.
16345 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16347 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16348 TYPE_CANONICAL for copied element type.
16350 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16353 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16354 Add m_CORE2 and m_GENERIC.
16355 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16356 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16358 (*jcc_btdi_rex64): New instruction and split pattern.
16359 (*jcc_btsi): Ditto.
16360 (*jcc_btsi_1): Ditto.
16361 (*btsq): Fix Intel asm dialect operand order.
16365 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16367 PR middle-end/36447
16368 * simplify-rtx.c (simplify_subreg): Add check for shift count
16371 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16373 * doc/md.texi: Synchronize with later constraints.md change.
16374 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16375 with a C implementation.
16376 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16378 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16379 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16380 when moving to and from MD_REGNUM.
16381 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16382 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16383 Handle byte and halfword moves.
16384 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16386 * config/mips/constraints.md (h): Turn into NO_REGS.
16387 (l, x): Update documentation.
16388 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16389 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16390 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16391 (HILO): New mode iterator.
16393 (any_div): New code iterator.
16394 (u): Extend code attribute to div and udiv.
16395 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16396 d_operand in the splitters. Remove redundant CONST_INT checks.
16397 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16398 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16399 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16400 accordingly, using normal moves instead of unspecs to move LO into
16401 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16402 (<u>mulsidi3): Handle expansion in C code.
16403 (<u>mulsidi3_32bit_internal): Rename to...
16404 (<u>mulsidi3_32bit): ...this.
16405 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16406 (*<u>mulsidi3_64bit): Rename to...
16407 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16408 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16409 to set LO and HI to the multiplication result. Use a normal move
16410 for MFLO and an unspec for MFHI.
16411 (*<u>mulsidi3_64bit_parts): Replace with...
16412 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16413 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16414 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16415 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16416 instead of HI. Split the instruction into a separate multiplication
16417 and MFHI if !TARGET_FIX_R4000.
16418 (<su>muldi3_highpart): Likewise.
16419 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16420 and the "=h" clobber.
16421 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16422 (<u>mulditi3): New expander.
16423 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16424 (madsi): Remove "=h" clobber.
16425 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16426 Force the modulus result to be a GPR and split the instruction into
16427 a division followed by an MFHI after reload.
16428 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16429 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16430 the MIPS16 HIGH define_split.
16431 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16432 of acc<->gpr moves to "multi".
16433 (*movdi_64bit): Replace the single "x" alternative with
16434 alternatives for moving into and out of "a".
16435 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16436 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16437 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16438 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16439 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16440 (movti): New expander.
16441 (*movti, *movti_mips16): New insns.
16442 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16443 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16444 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16445 * config/mips/predicates.md (fpr_operand): Delete.
16446 (d_operand): New predicate.
16448 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16450 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16451 failure on some Bourne shells.
16452 (x86_64-*-*): Ditto.
16454 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16456 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16458 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16460 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16461 (sparc-sun-solaris2*): Likewise.
16463 2008-06-09 Arnaud Charlet <charlet@adacore.com
16465 * doc/install.texi: Update requirements to build the Ada compiler.
16467 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16469 * df-scan.c (struct df_scan_problem_data): Remove the
16470 mw_link_pool alloc pool.
16471 (df_scan_free_internal): Don't free it.
16472 (df_scan_alloc): Don't allocate it.
16473 * df.h (struct df_link): Update comment.
16475 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16477 * except.h: Correct checks for when SJLJ exceptions must be used.
16479 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16481 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16484 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16486 PR tree-optimization/36218
16487 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16488 configure for the build system.
16489 (BUILD_LDFLAGS): Define.
16490 * configure: Regenerate.
16491 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16493 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16496 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16497 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16498 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16500 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16502 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16504 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16506 * config.gcc (Obsolete configurations): Remove list of
16508 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16509 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16510 targets matched by those patterns.
16511 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16512 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16513 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16514 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16515 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16516 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16517 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16518 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16519 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16520 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16521 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16522 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16523 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16524 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16525 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16526 Make code for Solaris 7 and greater unconditional for Solaris.
16527 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16528 Remove --with-* handling.
16529 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16530 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16531 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16532 LINK_OS_WINDISS_SPEC): Remove.
16533 * config/rs6000/sysv4.opt (mwindiss): Remove.
16534 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16535 * configure: Regenerate.
16536 * doc/cpp.texi: Don't mention BeOS.
16537 * doc/extend.texi (interrupt): Don't mention MS1.
16538 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16539 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16540 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16541 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16542 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16544 * doc/invoke.texi (MT Options): Remove.
16545 (-mwindiss): Remove.
16546 (CRIS Options): Remove cris-axis-aout references.
16547 (HPPA Options): Don't mention hppa1.1-*-pro.
16548 * doc/md.texi: (MorphoTech family): Remove.
16549 * libgcc2.c: Don't handle UWIN.
16550 * config/alpha/t-unicosmk: Remove.
16551 * config/alpha/unicosmk.h: Remove.
16552 * config/arm/kaos-arm.h: Remove.
16553 * config/arm/kaos-strongarm.h: Remove.
16554 * config/arm/strongarm-coff.h: Remove.
16555 * config/arm/strongarm-elf.h: Remove.
16556 * config/arm/strongarm-pe.h: Remove.
16557 * config/arm/t-strongarm-pe: Remove.
16558 * config/arm/t-xscale-coff: Remove.
16559 * config/arm/t-xscale-elf: Remove.
16560 * config/arm/xscale-coff.h: Remove.
16561 * config/arm/xscale-elf.h: Remove.
16562 * config/chorus.h: Remove.
16563 * config/cris/aout.h: Remove.
16564 * config/cris/aout.opt: Remove.
16565 * config/cris/t-aout: Remove.
16566 * config/i386/beos-elf.h: Remove.
16567 * config/i386/kaos-i386.h: Remove.
16568 * config/i386/ptx4-i.h: Remove.
16569 * config/i386/sco5.h: Remove.
16570 * config/i386/sco5.opt: Remove.
16571 * config/i386/sysv4-cpp.h: Remove.
16572 * config/i386/sysv5.h: Remove.
16573 * config/i386/t-beos: Remove.
16574 * config/i386/t-sco5: Remove.
16575 * config/i386/t-uwin: Remove.
16576 * config/i386/uwin.asm: Remove.
16577 * config/i386/uwin.h: Remove.
16578 * config/kaos.h: Remove.
16579 * config/mips/windiss.h: Remove.
16580 * config/mt: Remove directory.
16581 * config/pa/pa-osf.h: Remove.
16582 * config/pa/pa-pro-end.h: Remove.
16583 * config/pa/t-pro: Remove.
16584 * config/ptx4.h: Remove.
16585 * config/rs6000/beos.h: Remove.
16586 * config/rs6000/kaos-ppc.h: Remove.
16587 * config/rs6000/t-beos: Remove.
16588 * config/rs6000/windiss.h: Remove.
16589 * config/sh/kaos-sh.h: Remove.
16590 * config/sol2-6.h: Remove.
16591 * config/sparc/sol26-sld.h: Remove.
16592 * config/sparc/sysv4-only.h: Remove.
16593 * config/vax/bsd.h: Remove.
16594 * config/vax/t-memfuncs: Remove.
16595 * config/vax/ultrix.h: Remove.
16596 * config/vax/vaxv.h: Remove.
16597 * config/windiss.h: Remove.
16599 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16601 PR rtl-optimization/36438
16602 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16603 for vector shifts with constant scalar shift operands.
16605 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16607 * doc/invoke.texi: Document -march=xlr.
16608 * config/mips/xlr.md: New file.
16609 * config/mips/mips.md: Include it.
16611 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16612 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16613 (mips_rtx_cost_data): Likewise.
16615 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16617 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16618 PRE_INC and PRE_DEC cases.
16620 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16622 PR rtl-optimization/36419
16623 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16624 the emitting jump insn.
16627 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16628 is not bool, boolify the whole *expr_p and convert to the desired type.
16630 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16632 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16633 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16634 Add omp_private_outer_ref hook, add another argument to
16635 omp_clause_default_ctor hook.
16636 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16637 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16638 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16639 hook_tree_tree_tree_tree_null.
16640 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16641 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16642 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16643 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16644 * tree.def (OMP_TASK): New tree code.
16645 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16646 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16647 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16648 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16649 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16650 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16651 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16652 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16653 (OMP_DIRECTIVE_P): Add OMP_TASK.
16654 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16655 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16656 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16657 and OMP_CLAUSE_UNTIED entries.
16658 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16660 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16661 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16662 * tree-pretty-print.c (dump_omp_clause): Handle
16663 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16664 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16665 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16666 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16667 warning about unsigned iterators. Change decl/init/cond/incr
16668 arguments to TREE_VECs, check arguments for all collapsed loops.
16669 (c_finish_omp_taskwait): New function.
16670 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16672 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16673 default_function_array_conversion on init. Add par_clauses argument.
16674 If decl is present in parallel's lastprivate clause, change it to
16675 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16676 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16677 collapse count in clauses.
16678 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16679 c_parser_omp_for_loop callers.
16680 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16681 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16682 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16683 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16685 (c_parser_omp_clause_schedule): Handle schedule(auto).
16686 Include correct location in the error message.
16687 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16688 and PRAGMA_OMP_CLAUSE_UNTIED.
16689 (OMP_TASK_CLAUSE_MASK): Define.
16690 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16691 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16692 * tree-nested.c (convert_nonlocal_omp_clauses,
16693 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16694 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16695 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16696 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16698 (conver_nonlocal_reference, convert_local_reference,
16699 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16700 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16701 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16702 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16703 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16704 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16705 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16706 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16707 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16709 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16710 * c-common.h (c_finish_omp_taskwait): New prototype.
16711 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16712 * tree-parloops.c (create_parallel_loop): Create 1 entry
16713 vectors for OMP_FOR_{INIT,COND,INCR}.
16714 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16715 (make_edges): Handle OMP_TASK.
16716 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16717 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16718 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16719 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16720 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16721 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16722 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16723 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16724 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16725 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16726 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16727 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16728 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16729 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16730 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16731 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16732 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16733 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16734 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16735 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16736 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16737 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16738 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16739 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16740 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16741 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16742 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16743 original iterator is present in lastprivate clause or if
16744 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16745 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16746 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16747 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16748 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16749 if it is set, lookup var in outer contexts too. Handle
16750 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16751 to be implicitly determined firstprivate for task regions.
16752 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16753 if it is set, lookup var in outer contexts too. Set
16754 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16755 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16756 OMP_CLAUSE_UNTIED. Take region_type as last argument
16757 instead of in_parallel and in_combined_parallel.
16758 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16760 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16761 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16762 (new_omp_context): Set default_kind to
16763 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16764 (omp_region_type): New enum.
16765 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16766 fields, add region_type.
16767 (new_omp_context): Take region_type as argument instead of is_parallel
16768 and is_combined_parallel.
16769 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16770 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16771 ctx->is_combined_parallel checks.
16772 (gimplify_omp_task): New function.
16773 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16775 * omp-low.c (extract_omp_for_data): Use schedule(static)
16776 for schedule(auto). Handle pointer and unsigned iterators.
16777 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16778 Add loops argument. Extract data for collapsed OMP_FOR loops.
16779 (expand_parallel_call): Assert sched_kind isn't auto,
16780 map runtime schedule to index 3.
16781 (struct omp_for_data_loop): New type.
16782 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16783 Add loop, loops, collapse and iter_type fields.
16784 (workshare_safe_to_combine_p): Disallow combined for if
16785 iter_type is unsigned long long. Don't combine collapse > 1 loops
16786 unless all bounds and steps are constant. Adjust extract_omp_for_data
16788 (expand_omp_for_generic): Handle pointer, unsigned and long long
16789 iterators. Handle collapsed OMP_FOR loops. Adjust
16790 for struct omp_for_data changes. If libgomp function doesn't return
16791 boolean_type_node, add comparison of the return value with 0.
16792 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16793 pointer, unsigned and long long iterators. Adjust for struct
16794 omp_for_data changes.
16795 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16796 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16797 unsigned long long. Allocate loops array, pass it to
16798 extract_omp_for_data. For collapse > 1 loops use always
16799 expand_omp_for_generic.
16800 (omp_context): Add sfield_map and srecord_type fields.
16801 (is_task_ctx, lookup_sfield): New functions.
16802 (use_pointer_for_field): Use is_task_ctx helper. Change first
16803 argument's type from const_tree to tree. Clarify comment.
16804 In OMP_TASK disallow copy-in/out sharing.
16805 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16806 (install_var_field): Add mask argument. Populate both record_type
16807 and srecord_type if needed.
16808 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16810 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16811 and DECL_FIELD_OFFSET.
16812 (scan_sharing_clauses): Adjust install_var_field callers. For
16813 firstprivate clauses on explicit tasks allocate the var by value in
16814 record_type unconditionally, rather than by reference.
16815 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16816 Use is_taskreg_ctx instead of is_parallel_ctx.
16817 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16818 (create_omp_child_function_name): Add task_copy argument, use
16819 *_omp_cpyfn* names if it is true.
16820 (create_omp_child_function): Add task_copy argument, if true create
16821 *_omp_cpyfn* helper function.
16822 (scan_omp_parallel): Adjust create_omp_child_function callers.
16823 Rename parallel_nesting_level to taskreg_nesting_level.
16824 (scan_omp_task): New function.
16825 (lower_rec_input_clauses): Don't run constructors for firstprivate
16826 explicit task vars which are initialized by *_omp_cpyfn*.
16827 Pass outer var ref to omp_clause_default_ctor hook if
16828 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16829 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16830 OMP_CLAUSE_REDUCTION_INIT.
16831 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16832 avoid duplicate setting of fields. Handle
16833 OMP_CLAUSE_PRIVATE_OUTER_REF.
16834 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16835 copy-out if TREE_READONLY, only copy-in.
16836 (expand_task_copyfn): New function.
16837 (expand_task_call): New function.
16838 (struct omp_taskcopy_context): New type.
16839 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16841 (lower_omp_parallel): Rename to...
16842 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16843 Call create_task_copyfn if srecord_type is needed. Adjust
16845 (task_shared_vars): New variable.
16846 (check_omp_nesting_restrictions): Warn if work-sharing,
16847 barrier, master or ordered region is closely nested inside OMP_TASK.
16848 Add warnings for barrier if closely nested inside of work-sharing,
16849 ordered, or master region.
16850 (scan_omp_1): Call check_omp_nesting_restrictions even for
16851 GOMP_barrier calls. Rename parallel_nesting_level to
16852 taskreg_nesting_level. Handle OMP_TASK.
16853 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16854 work-sharing construct, continue looking for them on parent parallel
16856 (lower_omp_for_lastprivate): Add lastprivate clauses
16857 to the beginning of dlist rather than end. Adjust for struct
16858 omp_for_data changes.
16859 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16860 not after it. Handle collapsed OMP_FOR loops, adjust for
16861 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16862 (get_ws_args_for): Adjust extract_omp_for_data caller.
16863 (scan_omp_for): Handle collapsed OMP_FOR
16864 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16865 (lower_omp_single_simple): If libgomp function doesn't return
16866 boolean_type_node, add comparison of the return value with 0.
16867 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16868 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16869 (parallel_nesting_level): Rename to...
16870 (taskreg_nesting_level): ... this.
16871 (is_taskreg_ctx): New function.
16872 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16873 of is_parallel_ctx.
16874 (execute_lower_omp): Rename parallel_nesting_level to
16875 taskreg_nesting_level.
16876 (expand_omp_parallel): Rename to...
16877 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16878 Call omp_task_call for OMP_TASK regions.
16879 (expand_omp): Adjust caller, handle OMP_TASK.
16880 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16882 * bitmap.c (bitmap_default_obstack_depth): New variable.
16883 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16884 if argument is NULL and bitmap_default_obstack is already initialized.
16885 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16887 * matrix-reorg.c (matrix_reorg): Likewise.
16889 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16891 * config/i386/i386.md (*indirect_jump): Macroize using P
16892 mode iterator. Remove !TARGET_64BIT from insn constraints.
16893 (*tablejump_1): Ditto.
16894 (*indirect_jump_rex64): Remove insn pattern.
16895 (*tablejump_1_rex64): Ditto.
16896 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16897 and eh_return_si insn patterns.
16899 2008-06-06 Richard Guenther <rguenther@suse.de>
16901 * tree-ssa-structalias.c (merge_smts_into): Remove.
16902 (find_what_p_points_to): Do not bother to compute the
16903 points-to set for pt_anything pointers.
16904 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16905 for pt_anything pointers is ok.
16907 2008-06-06 Jan Hubicka <jh@suse.cz>
16909 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16911 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16913 * cgraph.c: Fix typos in comments.
16914 (cgraph_availability_names): Fix string typo.
16915 * fold-const.c: Fix typos in comments.
16916 (fold_binary): Fix typo in warning.
16917 * genautomata.c: Fix typos in comments.
16918 (check_presence_pattern_sets): Fix typo in local variable.
16919 (output_description): Fix typo in output.
16920 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16921 * hwint.h: Likewise.
16922 * matrix-reorg.c (check_allocation_function): Likewise.
16923 * omega.c (smooth_weird_equations): Likewise.
16924 * auto-inc-dec.c: Fix typos in comments.
16925 * bb-reorder.c: Likewise.
16926 * builtins.c: Likewise.
16927 * c-common.c: Likewise.
16928 * c-cppbuiltin.c: Likewise.
16929 * c-parser.c: Likewise.
16930 * c-pretty-print.c: Likewise.
16931 * cfgcleanup.c: Likewise.
16932 * cfgexpand.c: Likewise.
16933 * cfghooks.c: Likewise.
16934 * cfglayout.c: Likewise.
16935 * cfgloopmanip.c: Likewise.
16936 * cgraphunit.c: Likewise.
16937 * coverage.c: Likewise.
16938 * dbxout.c: Likewise.
16939 * df-byte-scan.c: Likewise.
16940 * df-core.c: Likewise.
16941 * df-problems.c: Likewise.
16942 * df-scan.c: Likewise.
16944 * dominance.c: Likewise.
16945 * domwalk.c: Likewise.
16947 * dwarf2out.c: Likewise.
16948 * emit-rtl.c: Likewise.
16949 * et-forest.c: Likewise.
16950 * function.c: Likewise.
16951 * function.h: Likewise.
16953 * gcov-io.c: Likewise.
16954 * gcov.c: Likewise.
16955 * gcse.c: Likewise.
16956 * genattrtab.c: Likewise.
16957 * ggc-page.c: Likewise.
16958 * gimplify.c: Likewise.
16959 * gthr-lynx.h: Likewise.
16960 * haifa-sched.c: Likewise.
16961 * ipa-cp.c: Likewise.
16962 * ipa-inline.c: Likewise.
16963 * ipa-prop.h: Likewise.
16964 * ipa-pure-const.c: Likewise.
16965 * ipa-struct-reorg.c: Likewise.
16966 * ipa-struct-reorg.h: Likewise.
16967 * ipa-type-escape.c: Likewise.
16969 * loop-doloop.c: Likewise.
16970 * mips-tfile.c: Likewise.
16971 * mkmap-flat.awk: Likewise.
16972 * mkmap-symver.awk: Likewise.
16973 * modulo-sched.c: Likewise.
16974 * omp-low.c: Likewise.
16975 * optabs.c: Likewise.
16976 * optabs.h: Likewise.
16977 * opts.c: Likewise.
16978 * passes.c: Likewise.
16979 * postreload-gcse.c: Likewise.
16980 * postreload.c: Likewise.
16981 * predict.c: Likewise.
16982 * pretty-print.h: Likewise.
16983 * profile.c: Likewise.
16984 * protoize.c: Likewise.
16985 * ra-conflict.c: Likewise.
16986 * real.c: Likewise.
16987 * recog.c: Likewise.
16988 * regclass.c: Likewise.
16989 * regs.h: Likewise.
16990 * reload.c: Likewise.
16991 * rtl-error.c: Likewise.
16992 * rtlanal.c: Likewise.
16993 * scan.h: Likewise.
16994 * sched-rgn.c: Likewise.
16996 * stmt.c: Likewise.
16997 * target.h: Likewise.
16998 * tree-dfa.c: Likewise.
16999 * tree-eh.c: Likewise.
17000 * tree-flow-inline.h: Likewise.
17001 * tree-inline.c: Likewise.
17002 * tree-into-ssa.c: Likewise.
17003 * tree-loop-distribution.c: Likewise.
17004 * tree-nested.c: Likewise.
17005 * tree-parloops.c: Likewise.
17006 * tree-pass.h: Likewise.
17007 * tree-pretty-print.c: Likewise.
17008 * tree-profile.c: Likewise.
17009 * tree-scalar-evolution.c: Likewise.
17010 * tree-sra.c: Likewise.
17011 * tree-ssa-alias-warnings.c: Likewise.
17012 * tree-ssa-ccp.c: Likewise.
17013 * tree-ssa-coalesce.c: Likewise.
17014 * tree-ssa-dom.c: Likewise.
17015 * tree-ssa-dse.c: Likewise.
17016 * tree-ssa-forwprop.c: Likewise.
17017 * tree-ssa-live.c: Likewise.
17018 * tree-ssa-live.h: Likewise.
17019 * tree-ssa-loop-im.c: Likewise.
17020 * tree-ssa-loop-ivopts.c: Likewise.
17021 * tree-ssa-loop-niter.c: Likewise.
17022 * tree-ssa-loop-prefetch.c: Likewise.
17023 * tree-ssa-phiopt.c: Likewise.
17024 * tree-ssa-phiprop.c: Likewise.
17025 * tree-ssa-sccvn.c: Likewise.
17026 * tree-ssa-ter.c: Likewise.
17027 * tree-ssa-threadupdate.c: Likewise.
17028 * tree-ssa.c: Likewise.
17029 * tree-vect-analyze.c: Likewise.
17030 * tree-vect-transform.c: Likewise.
17031 * tree-vectorizer.c: Likewise.
17032 * tree-vn.c: Likewise.
17033 * tree-vrp.c: Likewise.
17034 * tree.c: Likewise.
17035 * tree.def: Likewise.
17036 * tree.h: Likewise.
17037 * unwind-dw2-fde.c: Likewise.
17038 * unwind.inc: Likewise.
17039 * value-prof.c: Likewise.
17040 * vmsdbgout.c: Likewise.
17042 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17044 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17045 always place FP constants in the TOC for TARGET_POWERPC64.
17046 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17048 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17050 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17051 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17052 enable for TARGET_E500_DOUBLE.
17053 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17054 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17055 floating-point modes like integer modes for E500 double.
17056 (rs6000_legitimate_offset_address_p): Likewise.
17057 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17058 addressing for DDmode for E500 double.
17059 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17060 modes as using 64-bits of registers for E500 double.
17061 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17062 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17063 specially for E500 double.
17064 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17065 TDmode for E500 double.
17066 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17067 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17068 (rs6000_split_multireg_move): Do not handle TDmode specially for
17070 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17071 using 64-bit registers for E500 double.
17072 (emit_frame_save): Do not handle DDmode specially for E500 double.
17073 (gen_frame_mem_offset): Likewise.
17074 (rs6000_function_value): Do not call spe_build_register_parallel
17075 for DDmode or TDmode.
17076 (rs6000_libcall_value): Likewise.
17077 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17078 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17081 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17083 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17086 2008-06-04 Junjie Gu <jgu@tensilica.com>
17088 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17089 comparison for frame pointers.
17091 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17094 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17096 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17099 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17100 register is already smaller or equal to required mode.
17102 2008-06-04 Xinliang David Li <davidxl@google.com>
17104 * tree-call-cdce.c: New file.
17105 (cond_dead_built_in_calls): New static variable.
17106 (input_domain): New struct.
17107 (check_pow): New function.
17108 (check_builtin_call): Ditto.
17109 (check_target_format): Ditto.
17110 (is_call_dce_candidate): Ditto.
17111 (gen_one_condition): Ditto.
17112 (gen_conditions_for_domain): Ditto.
17113 (get_domain): Ditto.
17114 (gen_conditions_for_pow_cst_base): Ditto.
17115 (gen_conditions_for_pow_int_base): Ditto.
17116 (gen_conditions_for_pow): Ditto.
17117 (get_no_error_domain): Ditto.
17118 (gen_shrink_wrap_conditions): Ditto.
17119 (shrink_wrap_one_built_in_call): Ditto.
17120 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17121 (tree_call_cdce): Ditto.
17122 (gate_call_cdce): Ditto.
17123 (pass_call_cdce): New gimple pass.
17124 * passes.c: (init_optimization_passes): New pass.
17125 * tree-pass.h: New pass declaration.
17126 * opts.c (decode_options): New flag setting.
17127 * common.opt: Add -ftree-builtin-call-dce flag.
17128 * Makefile.in: Add new source file.
17129 * tempvar.def: New tv_id.
17130 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17132 2008-06-04 Richard Guenther <rguenther@suse.de>
17134 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17135 (is_call_clobbered): Always check var_ann->call_clobbered.
17136 (mark_call_clobbered): Always set var_ann->call_clobbered.
17137 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17138 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17139 (reset_alias_info): Clear call clobbering info on MTAGs and
17141 (set_pt_anything): Set pt_global_mem.
17142 (create_tag_raw): Adjust comment.
17143 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17145 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17146 Maxim Kuvyrkov <maxim@codesourcery.com>
17148 * config/m68k/m68k.opt (mxgot): New option.
17149 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17150 (m68k_output_addr_const_extra): New.
17151 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17152 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17153 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17154 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17156 2008-06-04 Richard Guenther <rguenther@suse.de>
17158 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17159 negative or non-representable offsets.
17161 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17163 * config/i386/i386.c (ix86_gen_leave): New.
17164 (ix86_gen_pop1): Likewise.
17165 (ix86_gen_add3): Likewise.
17166 (ix86_gen_sub3): Likewise.
17167 (ix86_gen_sub3_carry): Likewise.
17168 (ix86_gen_one_cmpl2): Likewise.
17169 (ix86_gen_monitor): Likewise.
17170 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17171 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17172 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17173 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17174 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17175 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17176 (ix86_expand_epilogue): Updated.
17177 (print_operand): Handle integer register operand for 'z'.
17178 (ix86_expand_strlensi_unroll_1): Likewise.
17179 (ix86_expand_strlen): Likewise.
17180 (ix86_expand_builtin): Likewise.
17181 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17182 mov{q}/mov{l} and add{q}/add{l}.
17184 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17186 * config/i386/i386.md (P): New mode iterator.
17187 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17188 using P mode iterator.
17189 (DFmode push_operand splitter): Ditto.
17190 (XFmode push_operand splitter): Ditto.
17191 (DFmode float_extend SFmode push_operand splitter): Ditto.
17192 (XFmode float_extend SFmode push_operand splitter): Do not generate
17193 SImode pushes for 64bit target. Macroize Dimode and SImode
17194 pushes using P mode iterator.
17195 (XFmode float_extend DFmode push_operand splitter): Ditto.
17197 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17199 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17200 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17201 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17202 return type to int.
17203 (ix86_call_abi_override): Remove check for call_used_regs.
17205 2008-06-03 Richard Guenther <rguenther@suse.de>
17207 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17208 for the lhs of calls if the return type contains pointers.
17210 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17212 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17213 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17214 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17215 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17216 of cfun and DEFAULT_ABI to deceide abi mode.
17217 (DEFAULT_ABI): New.
17218 (REG_PARM_STACK_SPACE): Removed.
17219 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17220 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17221 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17222 (ix86_function_abi): Likewise.
17223 (ix86_function_type_abi): Likewise.
17224 (ix86_call_abi_override): Likewise.
17225 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17226 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17227 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17228 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17230 (X86_64_REGPARM_MAX): New.
17231 (X86_64_SSE_REGPARM_MAX): New.
17232 (X64_REGPARM_MAX): New.
17233 (X64_SSE_REGPARM_MAX): New.
17234 (X86_32_REGPARM_MAX): New.
17235 (X86_32_SSE_REGPARM_MAX): New.
17236 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17237 (ix86_function_regparm): Handle user calling abi.
17238 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17239 by DEFAULT_ABI versus SYSV_ABI check.
17240 (ix86_reg_parm_stack_space): New.
17241 (ix86_function_type_abi): New.
17242 (ix86_call_abi_override): New.
17243 (ix86_function_abi): New.
17244 (ix86_cfun_abi): New.
17245 (init_cumulative_args): Call abi specific initialization.
17246 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17247 (function_arg_64): Extend SSE_REGPARM_MAX check.
17248 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17249 (ix86_pass_by_reference): Likewise.
17250 (ix86_function_value_regno_p): Likewise.
17251 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17252 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17253 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17254 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17255 (setup_incoming_varargs_64): Adjust regparm for call abi.
17256 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17257 (ix86_va_start): Likewise.
17258 (ix86_gimplify_va_arg): Likewise.
17259 (ix86_expand_prologue): Likewise.
17260 (output_pic_addr_const): Likewise.
17261 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17262 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17263 (x86_output_mi_thunk): Likewise.
17264 (x86_function_profiler): Likewise.
17265 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17266 (SYSV_ABI, MS_ABI): New constants.
17267 (DEFAULT_ABI): New.
17268 (init_regs): Add prototype of function in regclass.c file.
17269 (OVERRIDE_ABI_FORMAT): New.
17270 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17271 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17272 (OUTGOING_REG_PARM_STACK_SPACE): New.
17273 (ix86_reg_parm_stack_space): New prototype.
17274 (CUMULATIVE_ARGS): Add call_abi member.
17275 (machine_function): Add call_abi member.
17276 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17277 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17279 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17282 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17283 (avr_builtin_setjmp_frame_value): New function.
17284 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17285 (nonlocal_goto): Define.
17287 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17289 * config/mips/mips.c (mips_emit_loadgp): Return early if
17290 there is nothing do to, otherwise emit a blockage if
17291 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17292 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17294 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17296 * configure.ac: Drop unneeded backslash ending up in config.in.
17297 * acinclude.m4: Likewise.
17298 * config.in: Regenerate.
17300 2008-05-26 Jan Hubicka <jh@suse.cz>
17302 * predict.c (maybe_hot_frequency_p): Break out of...
17303 (maybe_hot_bb_p): ... here.
17304 (maybe_hot_edge_p): New.
17305 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17306 * basic-block.h (maybe_hot_edge_p): Declare.
17308 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17310 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17311 (*cmpfp_<mode>_cc): Ditto.
17312 (*fp_jcc_8<mode>_387): Ditto.
17313 (*fop_<MODEF:mode>_2_i387): Ditto.
17314 (*fop_<MODEF:mode>_3_i387): Ditto.
17315 (*fop_xf_2_i387): Ditto.
17316 (*fop_xf_3_i387): Ditto.
17318 2008-06-02 Tomas Bily <tbily@suse.cz>
17320 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17322 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17324 * config/mips/mips.c (mips_valid_offset_p): New function.
17325 (mips_valid_lo_sum_p): Likewise.
17326 (mips_classify_address): Use them.
17327 (mips_force_address): New function.
17328 (mips_legitimize_address): Use it.
17329 * config/mips/mips.md (MOVE128): New mode iterator.
17330 (movtf): Require TARGET_64BIT. Remove empty strings.
17331 (*movtf_internal): Rename to...
17332 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17333 of "R" and use {,fp}{load,store} attributes instead of "multi".
17334 Use a separate define_split.
17335 (*movtf_mips16): New pattern.
17337 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17339 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17340 * config/mips/mips.c (mips_expand_before_return): New function.
17341 (mips_expand_epilogue): Call it.
17342 * config/mips/mips.md (return): Turn into a define_expand.
17343 (*return): New insn.
17345 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17347 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17348 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17349 functions. Do not emit uses and clobbers of CONCATs; individually
17350 use and clobber their operands.
17351 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17352 gen_clobber, emit_use and gen_use.
17353 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17354 (expand_builtin_return): Likewise.
17355 * cfgbuild.c (count_basic_blocks): Likewise.
17356 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17357 * explow.c (emit_stack_restore): Likewise.
17358 * expmed.c (extract_bit_field_1): Likewise.
17359 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17360 (emit_move_multi_word, store_constructor): Likewise.
17361 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17362 (thread_prologue_and_epilogue_insns): Likewise.
17363 * lower-subreg.c (resolve_simple_move): Likewise.
17364 * optabs.c (widen_operand, expand_binop): Likewise.
17365 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17366 * reload.c (find_reloads): Likewise.
17367 * reload1.c (eliminate_regs_in_insn): Likewise.
17368 * stmt.c (expand_nl_goto_receiver): Likewise.
17369 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17370 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17371 * config/arm/arm.c (arm_load_pic_register): Likewise.
17372 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17373 * config/arm/arm.md (untyped_return): Likewise.
17374 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17375 * config/avr/avr.c (expand_prologue): Likewise.
17376 * config/bfin/bfin.c (do_unlink): Likewise.
17377 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17378 * config/cris/cris.c (cris_expand_prologue): Likewise.
17379 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17380 (machopic_legitimize_pic_address): Likewise.
17381 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17382 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17383 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17384 (ix86_expand_convert_uns_didf_sse): Likewise.
17385 (ix86_expand_vector_init_general): Likewise.
17386 * config/ia64/ia64.md (eh_epilogue): Likewise.
17387 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17388 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17389 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17390 (config/iq2000/iq2000.c): Likewise.
17391 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17392 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17393 (builtin_longjmp): Likewise.
17394 * config/mn10300/mn10300.md (call, call_value): Likewise.
17395 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17396 * config/pdp11/pdp11.md (abshi2): Likewise.
17397 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17398 * config/s390/s390.c (s390_emit_prologue): Likewise.
17399 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17400 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17401 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17402 * config/sh/sh.c (prepare_move_operands): Likewise.
17403 (output_stack_adjust, sh_expand_epilogue): Likewise.
17404 (sh_set_return_address, sh_expand_t_scc): Likewise.
17405 * config/sparc/sparc.c (load_pic_register): Likewise.
17406 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17407 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17408 * config/v850/v850.c (expand_epilogue): Likewise.
17410 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17412 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17413 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17414 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17415 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17416 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17417 stack pointer register.
17418 (output_movhi): Remove code for interrupt specific writing to the
17419 stack pointer register.
17421 2008-05-31 Richard Guenther <rguenther@suse.de>
17423 PR tree-optimization/34244
17424 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17425 (tree_expr_nonzero_warnv_p): Likewise.
17426 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17427 ssa_name_nonnegative_p.
17428 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17429 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17430 not tree_expr_nonzero_warnv_p.
17432 PR tree-optimization/36262
17434 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17436 PR tree-optimization/34244
17437 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17438 (record_numbers_of_iterations): New function.
17439 (execute_vrp): Cache the numbers of iterations of loops.
17440 * tree-scalar-evolution.c (scev_reset_except_niters):
17442 (scev_reset): Use scev_reset_except_niters.
17443 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17445 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17447 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17448 __WORKAROUND_RETS when appropriate.
17450 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17452 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17453 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17455 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17456 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17457 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17458 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17459 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17460 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17461 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17462 *fop_df_1_sse insn patterns using MODEF mode iterator.
17463 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17464 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17465 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17466 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17467 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17468 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17469 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17470 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17471 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17472 (*fop_xf_5_i387): Ditto.
17473 (*fop_xf_6_i387): Ditto.
17475 2008-05-30 Richard Guenther <rguenther@suse.de>
17477 * builtins.c (build_string_literal): Avoid generating
17478 a non-gimple_val result.
17480 2008-05-30 DJ Delorie <dj@redhat.com>
17482 * exec-tool.in: Use an environment variable (private) instead of a
17483 file (shared) as a semaphore, so as to not break parallel builds.
17485 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17487 * optabs.c (maybe_encapsulate_block): Remove.
17488 (emit_libcall_block): Adjust accordingly.
17489 * optabs.h (maybe_encapsulate_block): Remove prototype.
17491 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17492 Don't use maybe_encapsulate_block.
17494 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17496 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17497 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17498 rtx is a SYMBOL_REF before calling get_pool_constant.
17500 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17502 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17504 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17506 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17507 rather than OS names to choose INO_T_EQ definition.
17508 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17509 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17511 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17514 * config/darwin-f.c: New.
17515 * config/t-darwin: Added rule to build darwin-f.o.
17516 * config.gcc: Defined new variable, fortran_target_objs.
17517 (*-*-darwin*): Set fortran_target_objs.
17518 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17519 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17520 * configure: Regenerated.
17522 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17525 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17526 canonical type if needed.
17528 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17530 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17532 2008-05-29 Richard Guenther <rguenther@suse.de>
17534 PR tree-optimization/36343
17535 PR tree-optimization/36346
17536 PR tree-optimization/36347
17537 * tree-flow.h (clobber_what_p_points_to): Declare.
17538 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17539 pointed-to variable is dereferenced is irrelevant to whether
17540 the pointer can access the pointed-to variable.
17541 (clobber_what_p_points_to): New function.
17542 * tree-ssa-alias.c (set_initial_properties): Use it.
17543 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17544 call clobber check for NMTs.
17546 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17548 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17549 for printing gcov_type.
17551 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17553 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17554 and the eh region information.
17555 * value-prof.c (gimple_move_stmt_histograms): New function.
17556 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17558 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17560 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17562 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17564 * value-prof.c (tree_ic_transform): Print counts.
17565 * tree-profile.c (tree_gen_ic_func_profiler):
17566 Clear __gcov_indreict_call_callee variable to avoid misattribution
17569 2008-05-28 Rafael Espíndola <espindola@google.com>
17571 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17574 2008-05-28 Richard Guenther <rguenther@suse.de>
17576 PR tree-optimization/36339
17577 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17578 and clobbering code out of the loop.
17580 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17582 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17585 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17586 s390_contiguous_bitmask_p, s390_symref_operand_p,
17587 s390_check_symref_alignment, s390_reload_larl_operand,
17588 s390_reload_symref_address): New functions.
17589 (s390_branch_condition_mnemonic): Support compare and branch
17591 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17592 and 'W' constraints.
17593 (s390_secondary_reload): Add secondary reloads for unaligned
17594 symbol refs or symbol refs to floating point or QI/TI mode
17596 (legitimate_address_p): Accept symbol references as addresses.
17597 (s390_expand_insv): Use rotate and insert selected bits
17598 instruction for insv when building for z10.
17599 (print_operand_address): Handle symbol ref addresses.
17600 (print_operand): Output modifier 'c' added for signed byte values.
17601 (s390_encode_section_info): Mark symbol refs with
17602 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17604 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17605 (length attribute): RRF, RRR have 4 byte length.
17606 (FPALL, INTALL): New mode iterators added.
17607 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17608 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17609 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17610 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17611 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17612 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17613 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17614 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17616 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17617 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17618 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17619 reload<INTALL:mode><P:mode>_toreg_z10,
17620 reload<FPALL:mode><P:mode>_tomem_z10,
17621 reload<FPALL:mode><P:mode>_toreg_z10,
17622 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17623 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17624 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17625 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17627 (movmem, clrmem, cmpmem): New splitters added.
17629 * config/s390/predicates.md (larl_operand): Use
17630 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17631 SYMBOL_REF_ALIGN1_P.
17632 (s390_signed_integer_comparison,
17633 s390_unsigned_integer_comparison): New predicates.
17635 * config/s390/s390-protos.h (s390_check_symref_alignment,
17636 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17637 s390_reload_symref_address,
17638 s390_compare_and_branch_condition_mask): Prototypes added.
17640 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17641 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17642 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17644 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17646 * config/s390/s390.c (z10_cost): New cost function for z10.
17647 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17648 (s390_issue_rate): Adjust issue rate for z10.
17649 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17650 (processor_flags): Add PF_Z10.
17651 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17652 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17653 * gcc/config.gcc: Add z10.
17655 2008-05-28 Richard Guenther <rguenther@suse.de>
17657 PR tree-optimization/36291
17658 * tree-flow. h (struct gimple_df): Remove var_anns member.
17659 * tree-flow-inline.h (gimple_var_anns): Remove.
17660 (var_ann): Simplify.
17661 * tree-dfa.c (create_var_ann): Simplify.
17662 (remove_referenced_var): Clear alias info from var_anns of globals.
17663 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17664 (delete_tree_ssa): Clear alias info from var_anns of globals.
17665 Do not free var_anns.
17666 (var_ann_eq): Remove.
17667 (var_ann_hash): Likewise.
17669 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17671 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17672 and loongson2f entries.
17673 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17674 * config/mips/mips.h (processor_type): Add Loongson-2E
17675 and Loongson-2F entries.
17676 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17677 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17678 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17679 * doc/invoke.texi (MIPS Options): Document loongson2e
17680 and loongson2f processor names.
17682 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17686 * config/i386/i386.c (ix86_function_arg_boundary): Use
17687 alignment of canonical type.
17688 (ix86_expand_vector_move): Check unaligned memory access for
17691 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17693 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17694 Moved to the front of file.
17696 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17697 H.J. Lu <hongjiu.lu@intel.com>
17699 * dwarf2out.c (current_fde): New.
17701 (lookup_cfa:): Likewise.
17702 (dwarf2out_end_epilogue): Likewise.
17703 (dwarf2out_note_section_used): Likewise.
17705 2008-05-27 Michael Matz <matz@suse.de>
17708 * c.opt (Wenum-compare): New warning option.
17709 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17711 2008-05-27 Michael Matz <matz@suse.de>
17713 PR middle-end/36326
17714 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17716 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17717 into memory as tail calls.
17719 2008-05-27 Richard Guenther <rguenther@suse.de>
17721 PR tree-optimization/36339
17722 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17723 pointers cause all addressable variables to be call clobbered.
17725 2008-05-27 Richard Guenther <rguenther@suse.de>
17727 PR tree-optimization/36245
17728 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17730 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17732 * config/s390/s390.md: Replace all occurences of the 'm'
17733 constraint with 'RT'.
17735 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17737 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17739 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17741 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17742 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17743 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17745 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17747 * reload.c: (find_reloads): Skip alternatives according to the
17748 "enabled" attribute. Constify the constraint variable.
17749 * recog.c (get_attr_enabled): Add default implementation.
17750 (extract_insn): Set the alternative_enabled_p array
17751 in the recog_data struct.
17752 (preprocess_constraints, constrain_operands): Skip
17753 alternatives according to the "enabled" attribute
17754 * recog.h (struct recog_data): New field alternative_enabled_p.
17755 (skip_alternative): New inline function.
17756 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17757 (record_reg_classes): Skip alternative according to the
17758 "enabled" attribute.
17760 * doc/md.texi: Add documention for the "enabled" attribute.
17762 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17764 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17765 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17766 constraint with TARGET_MEM_CONSTRAINT.
17767 * recog.c (asm_operand_ok, preprocess_constraints,
17768 constrain_operands): Likewise.
17769 * regclass.c (record_reg_classes): Likewise.
17770 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17771 * reload1.c (maybe_fix_stack_asms): Likewise.
17772 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17773 * recog.h: Adjust comment.
17774 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17775 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17776 * doc/md.texi: Add a note to description of 'm' constraint.
17777 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17779 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17781 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17782 that the bitfield is of integral type before testing its precision.
17784 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17785 Sa Liu <saliu@de.ibm.com>
17787 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17788 __modti3, __udivti3, __umodti3 and __udivmodti4.
17789 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17790 that implement TImode mul and div functions.
17791 * config/spu/multi3.c: New. Implement __multi3.
17792 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17793 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17796 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17798 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17799 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17800 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17801 tls_sysv_suffix): New mode and mode attribute iterators.
17802 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17803 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17804 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17805 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17806 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17809 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17811 PR tree-optimization/36329
17812 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17813 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17814 * cgraphbuild.c (initialize_inline_failed): Use the latter
17815 macro in lieu of the former.
17816 * ipa-inline.c (cgraph_mark_inline): Likewise.
17817 (cgraph_decide_inlining_of_small_function): Likewise.
17818 (cgraph_decide_inlining): Likewise.
17819 (cgraph_decide_inlining_incrementally): Likewise.
17821 2008-05-26 Tristan Gingold <gingold@adacore.com>
17822 Anatoly Sokolov <aesok@post.ru>
17824 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17825 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17826 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17827 optimization for 'avr6' architecture.
17829 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17832 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17834 2008-05-26 Richard Guenther <rguenther@suse.de>
17836 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17837 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17839 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17841 PR middle-end/36253
17842 * caller-save.c (insert_restore): Verify alignment of spill space.
17843 (insert_save): Likewise.
17844 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17845 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17846 (STACK_SLOT_ALIGNMENT): Likewise.
17847 * function.c (LOCAL_ALIGNMENT): Removed.
17848 (get_stack_local_alignment): New.
17849 (assign_stack_local): Use it. Set alignment on stack slot.
17850 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17851 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17852 (STACK_SLOT_ALIGNMENT): New.
17853 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17854 stack slot in XFmode.
17856 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17858 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17861 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17862 argument operand in rax isn't removed.
17864 2008-05-26 Richard Guenther <rguenther@suse.de>
17866 PR middle-end/36300
17867 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17868 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17870 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17873 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17875 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17877 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17878 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17880 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17882 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17883 build a trampoline if we don't want one.
17884 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17885 return zero for nested functions if we don't want a trampoline.
17887 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17889 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17891 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17894 * c.opt: Removed undocumented option '-lang-fortran'.
17895 * c-common.h: Removed global variable 'lang_fortran'.
17896 * c-opts.c (c_common_handle_option): Removed code to handle
17897 option '-lang-fortran'. Updated includes.
17898 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17899 definition of '__GFORTRAN__'.
17900 (define__GNUC__): Reimplemented to use BASEVER and
17901 cpp_define_formatted.
17902 (builtin_define_with_value_n): Removed.
17903 * c-incpath.h: Renamed to ...
17904 * incpath.h: ... this.
17905 * c-incpath.c: Renamed to ...
17906 * incpath.c: ... this. Updated includes.
17907 * fix-header.c: Updated includes.
17908 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17909 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17910 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17912 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17914 * tree.h: Update the table of flags used on tree nodes.
17915 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17916 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17917 (FORCED_LABEL): Add access check.
17918 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17919 (ASM_INPUT_P): Likewise.
17920 (ASM_VOLATILE_P): Likewise.
17921 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17922 (OMP_SECTION_LAST): Access private_flag directly.
17923 (OMP_RETURN_NOWAIT): Likewise.
17924 (OMP_PARALLEL_COMBINED): Likewise.
17925 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17926 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17927 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17928 deprecated_flag directly.
17930 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17932 * final.c (frame_pointer_needed): Removed.
17933 * flags.h (frame_pointer_needed): Likewise.
17935 * function.h (rtl_data): Add frame_pointer_needed.
17936 (frame_pointer_needed): New.
17938 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17940 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17942 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17944 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17947 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17949 * c-common.c (strip_array_types): Move function to..
17951 (get_inner_array_type): Delete.
17952 * c-common.h (strip_array_types): Move declaration to..
17954 (get_inner_array_type): Delete.
17955 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17956 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17957 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17958 * config/pa/pa.c (emit_move_sequence): Likewise.
17960 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17962 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17965 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17967 * function.c: Include target hook for nonlocal_goto frame value.
17969 2008-05-24 Richard Guenther <rguenther@suse.de>
17971 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17972 variable can be only accessed through a pointer or a union.
17974 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17976 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17977 * doc/extend.texi: Likewise.
17979 2008-05-23 DJ Delorie <dj@redhat.com>
17981 * config/m32c/jump.md (untyped_call): Add.
17983 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17984 for A24 to PSImode.
17985 (m32c_address_cost): Detail costs for indirect offsets.
17987 2008-05-23 Rafael Espíndola <espindola@google.com>
17989 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17990 if a node is a SUBREG.
17991 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17994 2008-05-23 Paul Brook <paul@codesourcery.com>
17995 Carlos O'Donell <carlos@codesourcery.com>
17997 * doc/extend.texi: Clarify use of __attribute__((naked)).
17998 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17999 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18000 * function.c (use_register_for_decl): Use
18001 targetm.calls.allocate_stack_slots_for_args.
18002 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18003 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18004 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18006 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18008 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18010 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18012 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18013 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18014 is only rounded once.
18016 2008-05-23 Richard Guenther <rguenther@suse.de>
18018 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18020 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18021 Jakub Jelinek <jakub@redhat.com>
18024 * configure.ac: Handle --enable-cld.
18025 * configure: Regenerated.
18026 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18027 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18028 (ix86_current_function_needs_cld): New define.
18029 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18030 (cld): New isns pattern.
18031 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18032 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18033 * config/i386/i386.opt (mcld): New option.
18034 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18035 TARGET_CLD and ix86_current_function_needs_cld.
18036 (override_options): Use -mcld by default for 32-bit code if
18039 * doc/install.texi (Options specification): Document --enable-cld.
18040 * doc/invoke.texi (Machine Dependent Options)
18041 [i386 and x86-64 Options]: Add -mcld option.
18042 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18044 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18045 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18046 (return_in_memory_64): Likewise.
18047 (return_in_memory_ms_64): Likewise.
18049 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18051 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18052 * builtins.c (fold_builtin_fpclassify): New.
18053 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18054 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18055 * c-common.c (handle_type_generic_attribute): Adjust to accept
18056 fixed arguments before an elipsis.
18057 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18058 * doc/extend.texi: Document __builtin_fpclassify.
18060 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18062 * omp-low.c (gate_expand_omp_ssa): Remove.
18063 (pass_expand_omp_ssa): Remove.
18064 (gate_expand_omp): Do not check for flag_openmp_ssa.
18065 * common.opt (-fopenmp-ssa): Remove.
18066 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18068 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18070 * config/sh/sh.opt (mfixed-range): New option.
18071 * config/sh/sh-protos.h (sh_fix_range): Declare.
18072 * config/sh/sh.c (sh_fix_range): New function.
18073 * config/sh/sh.h (sh_fixed_range_str): Declare.
18074 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18076 * doc/invoke.texi (SH Options): Document -mfixed-range.
18078 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18080 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18081 it before the redeclaration.
18083 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18085 * config/avr/avr.c (get_sequence_length): Add new function.
18086 (expand_prologue, expand_epilogue): Remove duplicate code.
18088 2008-05-22 Rafael Espíndola <espindola@google.com>
18090 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18093 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18095 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18096 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18098 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18099 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18100 (vect_update_misalignment_for_peel): Likewise.
18101 (vector_alignment_reachable_p): Likewise.
18102 * tree-vect-transform.c (vectorizable_load): Likewise.
18103 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18104 (get_vectype_for_scalar_type): Pass mode of scalar_type
18105 to UNITS_PER_SIMD_WORD.
18107 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18108 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18109 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18110 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18111 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18113 2008-05-22 Ira Rosen <irar@il.ibm.com>
18115 PR tree-optimization/36293
18116 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18117 if the first load must be skipped because of a gap.
18119 2008-05-22 Richard Guenther <rguenther@suse.de>
18121 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18122 more cases of offset disambiguation that is possible if
18123 strict-aliasing rules apply.
18124 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18125 for basic offset and type-based disambiguation.
18127 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18129 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18130 ix86_expand_vector_set on V16QImode for SSE4.1.
18132 2008-05-21 Tom Tromey <tromey@redhat.com>
18134 * c.opt (Wimport): Mark as undocumented.
18135 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18137 (Warning Options): Likewise.
18138 * doc/cppopts.texi: Don't mention -Wimport.
18140 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18142 PR tree-optimization/36287
18143 PR tree-optimization/36286
18144 * lambda-code.c (build_access_matrix): Do not use the loop->num
18145 for computing the number of induction variables: use the loop depth
18148 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18151 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18152 option -f(no-)leading-underscore.
18154 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18156 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18157 GET_MODE_NUNITS (mode).
18159 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18161 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18162 (-mmulhw): Add 464 to description.
18163 (-mdlmzb): Likewise.
18164 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18165 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18167 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18168 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18169 * config/rs6000/rs6000.md: Update comments for 464.
18171 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18173 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18175 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18177 * config/i386/sse.md (vec_extractv4sf): Removed.
18178 (vec_extractv2df): Likewise.
18179 (vec_extractv2di): Likewise.
18180 (vec_extractv4si): Likewise.
18181 (vec_extractv8hi): Likewise.
18182 (vec_extractv16qi): Likewise.
18183 (vec_extract<mode>): New.
18185 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18187 * config/i386/sse.md (vec_setv4sf): Removed.
18188 (vec_setv2df): Likewise.
18189 (vec_setv2di): Likewise.
18190 (vec_setv4si): Likewise.
18191 (vec_setv8hi): Likewise.
18192 (vec_setv16qi): Likewise.
18193 (vec_set<mode>): New.
18195 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18197 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18198 goto for vec_concat and vec_interleave.
18200 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18202 * config/i386/sse.md (vec_initv4sf): Removed.
18203 (vec_initv2df): Likewise.
18204 (vec_initv2di): Likewise.
18205 (vec_initv4si): Likewise.
18206 (vec_initv8hi): Likewise.
18207 (vec_initv16qi): Likewise.
18208 (vec_init<mode>): New.
18210 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18212 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18214 2008-05-21 Tom Tromey <tromey@redhat.com>
18216 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18217 (zone_find_object_offset): Likewise.
18218 (gt_ggc_m_S): Likewise.
18219 (highest_bit): Likewise.
18220 * ggc-page.c (gt_ggc_m_S): New function.
18221 * stringpool.c (string_stack): Remove.
18222 (init_stringpool): Update.
18223 (ggc_alloc_string): Use ggc_alloc.
18224 (maybe_delete_ident): New function.
18225 (ggc_purge_stringpool): Likewise.
18226 (gt_ggc_m_S): Remove.
18227 * ggc-common.c (ggc_protect_identifiers): New global.
18228 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18229 ggc_protect_identifiers.
18230 * ggc.h (ggc_protect_identifiers): Declare.
18231 (gt_ggc_m_S): Update.
18232 (ggc_purge_stringpool): Declare.
18233 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18234 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18236 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18238 2008-05-21 David S. Miller <davem@davemloft.net>
18240 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18243 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18245 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18248 2008-05-20 David Daney <ddaney@avtrex.com>
18250 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18251 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18252 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18253 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18254 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18255 (atomic_hiqi_op): New define_code_iterator.
18256 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18257 mips_expand_compare_and_swap_12.
18258 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18259 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18260 (sync_<optab><mode>, sync_old_<optab><mode>,
18261 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18262 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18263 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18264 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18265 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18266 (test_and_set_12): New insn.
18267 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18268 sync_new_<optab><mode>, sync_old_nand<mode>,
18269 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18270 clobber to operand 0 for SI and DI mode insns.
18271 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18272 mips_gen_fn_4): New typedefs.
18273 (mips_gen_fn_ptrs): Define new union type.
18274 (mips_expand_compare_and_swap_12): Remove declaration.
18275 (mips_expand_atomic_qihi): Declare function.
18276 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18277 (mips_expand_atomic_qihi): ... this. Use new generator function
18279 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18280 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18281 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18282 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18283 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18284 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18285 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18286 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18287 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18288 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18291 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18293 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18296 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18298 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18299 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18300 (avr_attribute_table): Add 'OS_main' function attribute.
18301 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18302 functions with 'OS_main' attribute.
18304 2008-05-20 Richard Guenther <rguenther@suse.de>
18306 PR tree-optimization/35204
18307 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18308 helper, split out from ...
18309 (DFS): ... here. Make the DFS walk non-recursive.
18311 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18312 Jan Sjodin <jan.sjodin@amd.com>
18314 PR tree-optimization/36181
18315 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18316 (parallelize_loops): Don't parallelize when the loop has vector
18319 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18320 Sebastian Pop <sebastian.pop@amd.com>
18322 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18323 matrix, and never look at the tree representation of the memory
18325 (linear_transform_loops): Computes parameters and access matrices.
18326 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18328 (access_matrix_get_index_for_parameter): New.
18329 * tree-data-ref.h (struct access_matrix): New.
18330 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18331 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18332 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18333 am_vector_index_for_loop): New.
18334 (struct data_reference): Add field access_matrix.
18335 (DR_ACCESS_MATRIX): New.
18336 (compute_data_dependences_for_loop): Update declaration.
18337 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18338 * lambda.h (lambda_vector_vec_p): Declared.
18339 * lambda-code.c: Depend on pointer-set.h.
18340 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18341 av_for_af_base, av_for_af, build_access_matrix,
18342 lambda_compute_access_matrices): New.
18343 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18345 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18347 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18348 $SOURCEDIR/include.
18350 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18351 Sebastian Pop <sebastian.pop@amd.com>
18353 PR tree-optimization/36206
18354 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18356 (instantiate_scev_1): Rename flags to fold_conversions.
18357 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18358 outeside instantiation_loop.
18359 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18360 (evolution_function_is_affine_or_constant_p): Removed.
18361 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18363 (analyze_siv_subscript): Pass in the loop nest number.
18364 Call evolution_function_is_affine_in_loop instead of
18365 evolution_function_is_affine_p.
18366 (analyze_overlapping_iterations): Pass in the loop nest number.
18368 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18369 Sebastian Pop <sebastian.pop@amd.com>
18371 PR tree-optimization/36206
18372 * tree-chrec.h (chrec_fold_op): New.
18373 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18376 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18378 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18380 (remove_duplicates): Do not set inode on non-inode systems.
18383 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18385 * config.gcc (tm_file): Update comments about relative pathnames.
18387 2008-05-20 Richard Guenther <rguenther@suse.de>
18389 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18390 * tree-ssa-sccvn.c (process_scc): Likewise.
18391 * tree-ssa-sink.c (execute_sink_code): Likewise.
18392 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18393 * tree-vrp.c (process_assert_insertions): Likewise.
18394 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18395 (perform_tree_ssa_dce): Likewise.
18396 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18397 (dump_dominator_optimization_stats): Likewise.
18398 * tree-vectorizer.c (vectorize_loops): Likewise.
18400 2008-05-20 Richard Guenther <rguenther@suse.de>
18402 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18404 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18406 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18407 (ix86_i386elf_return_in_memory): Likewise.
18408 (ix86_i386interix_return_in_memory): Likewise.
18409 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18410 (SUBTARGET_RETURN_IN_MEMORY): New.
18411 * config/i386/i386elf.h: Likewise.
18412 * config/i386/ptx4-i.h: Likewise.
18413 * config/i386/sol2-10.h: Likewise.
18414 * config/i386/sysv4.h: Likewise.
18415 * config/i386/vx-common.h: Likewise.
18416 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18417 * config/i386/i386.c (ix86_return_in_memory): Made static and
18418 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18419 (ix86_i386elf_return_in_memory): Removed.
18420 (ix86_i386interix_return_in_memory): Removed.
18421 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18422 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18424 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18426 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18428 2008-05-19 Xinliang David Li <davidxl@google.com>
18430 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18432 * common.opt: Ditto.
18433 * doc/invoke.texi: Ditto.
18435 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18437 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18438 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18440 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18442 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18443 sizes of operand array from 8/4 to 4/2.
18444 (ix86_expand_vector_init_general): Change size of operand array
18445 from 32 to 16. Remove op0, op1 and half_mode.
18447 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18449 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18450 (ix86_expand_vector_init_interleave): Likewise.
18451 (ix86_expand_vector_init_general): Use them. Assert
18452 word_mode == SImode when n_words == 4.
18454 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18456 * config/i386/i386.c (ix86_secondary_reload): New static function.
18457 (TARGET_SECONDARY_RELOAD): New define.
18458 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18459 * config/i386/i386.md (reload_outqi): Remove.
18461 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18463 PR middle-end/35509
18464 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18465 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18466 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18467 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18468 (fold_builtin_1): Likewise.
18469 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18470 c-common.c (check_builtin_function_arguments): Handle
18471 BUILT_IN_ISINF_SIGN.
18472 * doc/extend.texi: Document __builtin_isinf_sign.
18473 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18475 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18477 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18478 EH cleanup at the end of the pass, search for those that have been
18479 turned into forwarder blocks and do the cleanup on their successor.
18481 2008-05-18 Richard Guenther <rguenther@suse.de>
18483 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18484 pointers to sizetype and vice versa.
18486 2008-05-18 Xinliang David Li <davidxl@google.com>
18488 * gcc/tree-ssa-dce.c: Coding style fix.
18489 (check_pow): Documentation comment.
18490 (check_log): Documenation comment. Coding style fix.
18491 (is_unnecessary_except_errno_call): Ditto.
18492 (gen_conditions_for_pow): Ditto.
18493 (gen_conditions_for_log): Ditto.
18494 (gen_shrink_wrap_conditions): Ditto.
18495 (shrink_wrap_one_built_in_calls): Ditto.
18496 * gcc/doc/invoke.texi: Better documentation string.
18497 * ChangeLog: Fix wrong change log entries from
18498 May 17 checkin on function call DCE.
18500 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18502 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18504 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18506 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18507 * df-problems.c (simulation routines): Fixed block comment to
18508 properly say how to add forwards scanning functions.
18510 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18512 * tree-inline.c (setup_one_parameter): Remove dead code.
18514 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18516 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18517 a BIT_AND_EXPR only for an INTEGER_TYPE.
18519 2008-05-17 Xinliang David Li <davidxl@google.com>
18521 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18522 (check_pow, check_log, is_unnecessary_except_errno_call): New
18523 functions to check for eliminating math functions that are pure
18524 except for setting errno.
18525 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18526 general condition expressions for shrink-wrapping pow/log calls.
18527 (gen_shrink_wrap_conditions): Ditto.
18528 (shrink_wrap_one_built_in_call): Ditto.
18529 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18530 (mark_operand_necessary): If debugging, output if OP is necessary.
18531 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18533 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18535 * gcc/common.opt: New user flag -ftree-builtin-dce.
18536 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18538 2008-05-16 David S. Miller <davem@davemloft.net>
18540 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18541 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18543 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18546 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18548 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18550 * ifcvt.c (dead_or_predicable): Rename
18551 df_simulate_one_insn_backwards to df_simulate_one_insn.
18552 * recog.c (peephole2_optimize): Ditto.
18553 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18555 * df.h: Rename df_simulate_one_insn_backwards to
18556 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18557 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18558 scanning of defs and uses.
18559 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18560 (df_simulate_one_insn_forwards): Removed.
18562 2008-05-16 Doug Kwan <dougkwan@google.com>
18564 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18566 (real_from_string): Handle NaNs and Inf as approriate.
18568 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18570 * doc/gty.texi (Source Files Containing Type Information): Note
18571 that headers should appear first in the gtfiles list.
18573 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18575 * tree.def (COND_EXEC): Properly documented this code.
18577 2008-05-16 Diego Novillo <dnovillo@google.com>
18579 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18580 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18583 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18585 * tree-ssa-dse (max_stmt_uid): Removed.
18586 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18587 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18588 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18589 * function.h (cfun.last_stmt_uid): New field.
18590 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18591 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18593 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18594 (create_stmt_ann): Initialize the ann->uid field.
18595 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18597 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18599 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18601 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18602 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18603 (init_empty_tree_cfg): Call it.
18605 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18607 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18610 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18612 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18613 * tree-dump.c (dump_options): New verbose option.
18614 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18616 * tree-pass.h (TDF_VERBOSE): New dump flag.
18617 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18618 (tree-flow.h): Added include.
18619 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18621 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18623 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18625 From Jie Zhang <jie.zhang@analog.com>
18626 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18627 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18628 mcpu=bf561-none and mcpu=bf561-0.2.
18629 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18630 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18631 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18632 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18633 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18634 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18635 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18637 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18638 (cputype_selected): Remove.
18639 (bfin_handle_option): Don't use cputype_selected.
18640 (override_options): When no mcpu option, enable all workarounds.
18641 Don't use bfin_workarounds.
18642 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18644 (DEFAULT_CPU_TYPE): Don't define.
18646 2008-05-16 Richard Guenther <rguenther@suse.de>
18648 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18649 on deletion of the last stmt.
18651 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18653 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18654 V8HImode for SSE2 and V16QImode for SSE4.1.
18656 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18658 * cgraph.h (compute_inline_parameters): Made public.
18659 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18660 variable_generate_summary, function_write_summary,
18661 variable_write_summary, variable_read_summary. Added generate_summary,
18662 write_summary, read_summary.
18663 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18664 pass_ipa_inline.function_generate_summary, to
18665 compute_inline_parameters.
18666 * ipa-inline.c (compute_inline_parameters): Made public and added
18668 (compute_inline_parameters_for_current): New function.
18669 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18670 (inline_generate_summary): Removed parameter and made to loop over
18672 (pass_ipa_inline): Updated for new IPA_PASS structure.
18673 * passes.c (execute_ipa_summary_passes): Now is called once per
18674 pass rather than once per node*pass.
18676 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18678 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18679 avr_have_mul_p, avr_asm_only_p): Remove variables.
18680 (avr_override_options): Remove initialization of removed variables.
18681 (avr_file_start): Convert removed variables to fields of
18682 'struct base_arch_s *avr_current_arch'.
18683 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18684 (AVR_HAVE_MUL): (Ditto.).
18685 (AVR_HAVE_MOVW): (Ditto.).
18686 (AVR_HAVE_LPMX): (Ditto.).
18687 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18688 avr_asm_only_p): Remove declaration.
18690 2008-05-15 Diego Novillo <dnovillo@google.com>
18692 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18693 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18695 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18697 PR middle-end/36194
18698 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18699 Don't call record_truncated_value from here.
18700 (record_truncated_value): Turn it into a for_each_rtx callback.
18701 (record_truncated_values): New function.
18702 (combine_instructions): Call note_uses with record_truncated_values.
18703 Change name of check_conversion to check_promoted_subreg.
18705 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18707 * doc/sourcebuild.texi: Document support for torture tests.
18709 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18711 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18712 to alternative 4 of operand 2.
18714 2008-05-15 Richard Guenther <rguenther@suse.de>
18716 * tree-pass.h (current_pass): Declare.
18717 (get_pass_for_id): Likewise.
18718 * passes.c (passes_by_id, passes_by_id_size): New globals.
18719 (set_pass_for_id): New function.
18720 (get_pass_for_id): Likewise.
18721 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18722 (execute_function_todo): Flush per function statistics.
18723 * toplev.c (compile_file): Init statistics.
18724 (general_init): Do early statistics initialization.
18725 (finalize): Finish statistics.
18726 * statistics.h (statistics_early_init): Declare.
18727 (statistics_init): Likewise.
18728 (statistics_fini): Likewise.
18729 (statistics_fini_pass): Likewise.
18730 (statistics_counter_event): Likewise.
18731 (statistics_histogram_event): Likewise.
18732 * statistics.c: New file.
18733 * Makefile.in (OBJS-common): Add statistics.o.
18734 (statistics.o): Add dependencies.
18735 * doc/invoke.texi (-fdump-statistics): Document.
18737 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18738 (insert): Likewise.
18739 (execute_pre): Use statistics_counter_event.
18740 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18741 (substitute_and_fold): Increment it. Use statistics_counter_event.
18743 2008-05-15 Diego Novillo <dnovillo@google.com>
18745 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18747 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18748 * tree-ssa-alias.c (new_type_alias): Remove references to
18749 sub-variables from comment.
18750 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18752 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18754 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18755 attribute to 1 only for insertps alternative.
18757 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18759 * config/bfin/bfin.md (loadbytes): New pattern.
18760 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18761 (bfin_init_builtins): Initialize it.
18762 (bdesc_1arg): Add it.
18764 2008-05-15 Sa Liu <saliu@de.ibm.com>
18766 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18767 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18768 * testsuite/lib/target-supports.exp: Add
18769 check_effective_target_fortran_integer_16.
18771 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18773 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18774 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18775 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18776 (TARGET_RETURN_IN_MEMORY): Define.
18778 2008-05-15 Richard Guenther <rguenther@suse.de>
18780 PR middle-end/36244
18781 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18782 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18783 represent unmodifiable vars.
18785 2008-05-15 Richard Guenther <rguenther@suse.de>
18787 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18788 INDIRECT_REF and TARGET_MEM_REF.
18789 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18792 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18793 H.J. Lu <hongjiu.lu@intel.com>
18795 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18796 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18797 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18798 insn alternatives. Add missing alternatives.
18799 (*vec_concatv2di_rex64_sse4_1): Likewise.
18800 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18801 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18802 Require TARGET_SSE.
18804 2008-05-15 Richard Guenther <rguenther@suse.de>
18806 PR tree-optimization/36009
18807 PR tree-optimization/36204
18808 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18809 (determine_invariantness_stmt): Record the loop a store is
18810 always executed in.
18811 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18814 2008-05-15 Richard Guenther <rguenther@suse.de>
18816 PR tree-optimization/34330
18817 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18818 through the pointer will alias the SMT.
18820 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18822 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18824 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18826 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18828 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18829 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18831 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18832 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18833 (vashl_optab): New optab for vector/vector shifts.
18834 (vashr_optab): Ditto.
18835 (vlshr_optab): Ditto.
18836 (vrotl_optab): Ditto.
18837 (vrotr_optab): Ditto.
18838 (optab_subtype): New enum for optab_for_tree_code call.
18839 (optab_for_tree_code): Add enum optab_subtype argument.
18841 * optabs.c (optab_for_tree_code): Take an additional argument to
18842 distinguish between a vector shift by a scalar and vector shift by
18843 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18844 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18845 vector shift by a vector.
18846 (expand_widen_pattern_expr): Pass additional argument to
18847 optab_for_tree_code.
18849 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18850 vrotl_optab, vrotr_optab.
18852 * expr.c (expand_expr_real_1): Update calls to
18853 optab_for_tree_code to distinguish between vector shifted by a
18854 scalar and vector shifted by a vector.
18855 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18856 (supportable_narrowing_operation): Ditto.
18857 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18858 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18859 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18860 (vect_create_epilog_for_reduction): Ditto.
18861 (vectorizable_reduction): Ditto.
18862 (vectorizable_operation): Ditto.
18863 (vect_strided_store_supported): Ditto.
18864 (vect_strided_load_supported): Ditto.
18865 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18866 * expmed.c (expand_shift): Ditto.
18868 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18870 (ashr@var{m}3): Ditto.
18871 (vashl@var{m}3): Document new vector/vector shift standard name.
18872 (vashr@var{m}3): Ditto.
18873 (vlshr@var{m}3): Ditto.
18874 (vrotl@var{m}3): Ditto.
18875 (vrotr@var{m}3): Ditto.
18877 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18878 (PPERM_INVERT): Ditto.
18879 (PPERM_REVERSE): Ditto.
18880 (PPERM_REV_INV): Ditto.
18881 (PPERM_ZERO): Ditto.
18882 (PPERM_ONES): Ditto.
18883 (PPERM_SIGN): Ditto.
18884 (PPERM_INV_SIGN): Ditto.
18885 (PPERM_SRC1): Ditto.
18886 (PPERM_SRC2): Ditto.
18888 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18889 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18890 allows a memory operand to be the value being added, and split it
18891 to improve vectorization.
18892 (sse5_pmacsdqh_mem): Ditto.
18893 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18894 (sse5_mulv2div2di3_high): Ditto.
18895 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18896 (vec_pack_trunc_v4si): Ditto.
18897 (vec_pack_trunc_v2di): Ditto.
18898 (sse5_pcmov_<mode>): Remove code that tried to use use
18899 andps/andnps instead of pcmov.
18900 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18901 pmacsdqh instructions.
18902 (vec_widen_smult_lo_v4si): Ditto.
18904 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18905 (PPERM_INVERT): Ditto.
18906 (PPERM_REVERSE): Ditto.
18907 (PPERM_REV_INV): Ditto.
18908 (PPERM_ZERO): Ditto.
18909 (PPERM_ONES): Ditto.
18910 (PPERM_SIGN): Ditto.
18911 (PPERM_INV_SIGN): Ditto.
18912 (PPERM_SRC1): Ditto.
18913 (PPERM_SRC2): Ditto.
18914 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18916 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18918 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18919 says ignore whether the last reference is a memory operand.
18921 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18922 Paolo Bonzini <bonzini at gnu dot org>
18924 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18927 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18928 (vlshr<mode>3): Rename from vlshr<mode>3.
18929 (vashr<mode>3): Rename from vashr<mode>3.
18930 (mulv4sf3): Change the names of vector shift patterns.
18934 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18937 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18962 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18963 (floatunssidf2_internal): Change vector/vector shift names.
18964 (floatunsdidf2_internal): Ditto.
18971 (vashl<mode>3): Rename from ashl<mode>3.
18972 (vashr<mode>3): Rename from ashr<mode>3.
18973 (vlshr<mode>3): Rename from lshr<mode>3.
18974 (vrotl<mode>3): Rename from rotl<mode>3.
18976 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18979 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18980 multiply gives the wrong value when doing widening multiplies.
18981 (vec_widen_smult_lo_v4si): Ditto.
18983 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18985 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18986 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18987 emit_library_call_value.
18988 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18989 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18990 * calls.c (initialize_argument_information, precompute_arguments,
18991 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18992 (precompute_arguments): Removed flags parameter.
18993 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18995 2008-05-14 Richard Guenther <rguenther@suse.de>
18997 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18998 Make sure to register the store if the use is a PHI_NODE.
19000 2008-05-14 Olivier Hainque <hainque@adacore.com>
19002 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19003 memory if the component is to be referenced in BLKmode according
19004 to get_inner_reference.
19006 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19008 * calls.c (emit_library_call_value_1): Restore code clearing
19009 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19011 2008-05-14 Olivier Hainque <hainque@adacore.com>
19012 Nicolas Roche <roche@adacore.com>
19014 * configure.ac: Add support for a "gcc_subdir" variable in
19015 config-lang.in, to denote a subdirectory where the language/GCC
19016 integration files are to be found.
19017 * configure: Regenerate.
19019 2008-05-14 Ira Rosen <irar@il.ibm.com>
19021 PR tree-optimization/36098
19022 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19023 value for the first load in the group in case of a gap.
19024 (vect_build_slp_tree): Check that there are no gaps in loads.
19026 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19028 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19029 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19030 expand_copysign_bit, ): Change call to emit_no_conflict_block to
19031 emit_insn and remove unneeded code to construct extra args.
19032 (emit_no_conflict_block): Removed.
19033 * optabls.h: (emit_no_conflict_block): Removed.
19034 * cse.c (cse_extended_basic_block): Remove search for
19035 REG_NO_CONFLICT note.
19036 * global.c: Removed incorrect comment added in revision 117.
19037 * expr.c (convert_move): Change call to emit_no_conflict_block to
19039 * recog.c: Change comments so that they do not mention
19041 * local_alloc.c (combine_regs): Removed last parameter.
19042 (no_conflict_p): Removed.
19043 (block_alloc): Removed note, no_conflict_combined_regno and set
19044 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19045 (combine_regs): Removed already_dead and code to look for
19046 REG_NO_CONFLICT notes.
19047 * lower_subreg (remove_retval_note): Removed code to look for
19048 REG_NO_CONFLICT block.
19049 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19050 (resolve_clobber): Remove code to process libcalls that have
19051 REG_NO_CONFLICT notes.
19052 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19054 * combine.c (can_combine_p, distribute_notes): Removed
19055 REG_NO_CONFLICT case.
19056 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19058 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19059 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19061 * reg-notes.def (NO_CONFLICT): Removed.
19063 2008-05-14 David S. Miller <davem@davemloft.net>
19065 * config/sparc/sparc.c (sparc_profile_hook): If
19066 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19067 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19068 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19070 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19072 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19074 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19077 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19078 and op1 expansion before vector concat to have less live pseudos.
19080 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19082 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19083 ix86_expand_vector_set if supported.
19085 2008-05-13 Diego Novillo <dnovillo@google.com>
19086 Kenneth Zadeck <zadeck@naturalbridge.com>
19088 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19090 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19091 phinodes_print_statistics, init_ssanames, fini_ssanames,
19092 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19093 release_ssa_name, release_defs, replace_ssa_name_symbol,
19094 ssanames_print_statistics): Move ...
19095 * tree-flow.h: ... here.
19096 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19097 Use FN instead of cfun.
19098 (make_ssa_name_fn): Rename from make_ssa_name.
19099 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19100 * tree-flow-inline.h (make_ssa_name): Move from
19101 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19102 * omp-low.c (expand_omp_parallel):
19103 * tree-flow-inline.h (redirect_edge_var_map_result):
19104 * tree-ssa.c (init_tree_ssa): Add argument FN.
19105 Use it instead of cfun. Update all users.
19107 2008-05-13 Tom Tromey <tromey@redhat.com>
19109 PR preprocessor/22168:
19110 * doc/cpp.texi (Top): Update menu.
19111 (Alternatives to Wrapper #ifndef): New node.
19112 (Other Directives): Document deprecation.
19113 (Obsolete Features): Remove menu.
19114 (Assertions): Merge node into Obsolete Features.
19115 (Obsolete once-only headers): Move earlier; rename to Alternatives
19116 to Wrapper #ifndef.
19117 * doc/cppopts.texi: Update.
19118 * c.opt (Wdeprecated): Enable for C and ObjC.
19119 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19120 (C++ Dialect Options): Move -Wno-deprecated from here to...
19121 (Warning Options): ... here.
19123 2008-05-13 Richard Guenther <rguenther@suse.de>
19125 PR middle-end/36227
19126 * fold-const.c (fold_sign_changed_comparison): Do not allow
19127 changes in pointer-ness.
19129 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19132 * config/sh/sh.c (sh_expand_prologue): Don't clear
19133 RTX_FRAME_RELATED_P for push insns.
19135 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19137 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19139 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19141 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19142 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19143 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19145 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19147 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19148 (*vec_concatv4sf_sse): This.
19149 (*sse2_concatv2si): Renamed to ...
19150 (*vec_concatv2si_sse2): This.
19151 (*sse1_concatv2si): Renamed to ...
19152 (*vec_concatv2si_sse): This.
19153 (*vec_concatv2di_rex): Renamed to ...
19154 (*vec_concatv2di_rex64): This.
19155 (*vec_concatv2si_sse4_1): New.
19156 (*vec_concatv2di_rex64_sse4_1): Likewise.
19158 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19160 PR rtl-optimization/36111
19161 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19162 that was created for swappable operands.
19164 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19167 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19168 * configure.ac: Add call to ACX_PROG_GNAT.
19170 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19172 * optc-gen.awk: Fix comment typo.
19174 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19176 * pretty-print.c (pp_integer_with_precision): Use
19177 HOST_LONG_LONG_FORMAT.
19179 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19181 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19183 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19185 * config/i386/i386.c (bdesc_ptest): Removed.
19186 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19187 (bdesc_args): Add __builtin_ia32_ptestz128,
19188 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19189 (ix86_init_mmx_sse_builtins): Updated.
19190 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19191 (ix86_expand_builtin): Updated.
19193 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19195 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19196 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19198 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19200 * value-prof.c (interesting_stringop_to_profile): Do not
19201 return early for BUILT_IN_MEMPCPY.
19203 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19205 * calls.c (expand_call): Don't use callgraph to increase
19206 preferred_stack_boundary.
19208 * cgraph.h (cgraph_rtl_info): Use unsigned on
19209 preferred_incoming_stack_boundary.
19211 * final.c (rest_of_clean_state): Use unsigned on
19212 preferred_stack_boundary.
19214 2008-05-09 Tom Tromey <tromey@redhat.com>
19216 PR preprocessor/22231:
19217 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19220 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19222 PR tree-optimization/36129
19223 * tree-ssa-ccp.c: Include value-prof.h.
19224 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19225 built-in function was folded to a constant.
19226 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19228 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19229 Sebastian Pop <sebastian.pop@amd.com>
19231 * tree-scalar-evolution.c: Document instantiate_scev.
19232 (instantiate_parameters_1): Renamed instantiate_scev_1.
19233 Don't use the same loop for instantiation_loop and evolution_loop.
19234 (instantiate_scev): New.
19235 (instantiate_parameters): Moved...
19236 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19237 same loop twice. Maintains the semantics for this function.
19238 * tree-scalar-evolution.h (instantiate_scev): Declare.
19239 (instantiate_parameters): ...here. Now static inline.
19240 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19241 instead of resolve_mixers.
19243 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19245 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19247 2008-05-09 Tomas Bily <tbily@suse.cz>
19249 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19250 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19251 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19252 * c-common.c (c_common_truthvalue_conversion): Likewise.
19253 * tree-object-size.c (compute_object_offset): Likewise.
19254 * tree-inline.c (estimate_num_insns_1): Likewise.
19255 * varasm.c (const_hash_1, compare_constant, copy_constant)
19256 (compute_reloc_for_constant, output_addressed_constants)
19257 (initializer_constant_valid_p): Likewise.
19258 * c-omp.c (check_omp_for_incr_expr): Likewise.
19259 * gimplify.c (gimplify_expr): Likewise.
19260 * c-typeck.c (c_finish_return): Likewise.
19261 * tree-vectorizer.c (supportable_widening_operation)
19262 (supportable_narrowing_operation): Likewise.
19263 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19264 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19265 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19266 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19267 (descr_info_loc): Likewise.
19268 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19269 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19270 (fold_unary): Likewise.
19271 * builtins.c (get_pointer_alignment): Likewise.
19272 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19273 (instantiate_parameters_1): Likewise.
19274 * tree.c (expr_align, stabilize_reference): Likewise.
19275 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19276 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19277 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19278 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19279 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19280 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19282 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19283 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19284 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19285 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19286 (forward_propagate_comparison)
19287 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19288 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19289 * emit-rtl.c (component_ref_for_mem_expr)
19290 (set_mem_attributes_minus_bitpos): Likewise.
19291 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19292 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19294 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19295 (build_function_call, pointer_diff, build_compound_expr)
19296 (c_finish_return): Likewise.
19297 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19298 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19300 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19301 * expr.c (is_aligning_offset): Likewise.
19302 * tree-ssa-alias.c (is_escape_site): Likewise.
19303 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19304 (check_all_va_list_escapes): Likewise.
19305 * tree-ssa-loop-ivopts.c (determine_base_object)
19306 (determine_common_wider_type): Likewise.
19307 * dojump.c (do_jump): Likewise.
19308 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19309 * tree-gimple.c (is_gimple_cast): Likewise.
19310 * fold-const.c (decode_field_reference, )
19311 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19312 (fold_binary): Likewise.
19313 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19314 (already_warned_in_frontend_p): Likewise.
19315 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19316 * tree.c (really_constant_p, get_unwidened): Likewise.
19317 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19318 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19319 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19321 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19323 (CONVERT_EXPR_P): Define.
19324 (CASE_CONVERT): Define.
19326 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19328 PR middle-end/36117
19329 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19330 (delete_unmarked_insns): When deleting a call, call
19331 delete_unreachable_blocks.
19332 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19333 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19335 2008-05-08 Richard Guenther <rguenther@suse.de>
19337 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19338 (-ftree-salias): Likewise.
19339 (salias-max-implicit-fields): Remove param documentation.
19340 (salias-max-array-elements): Likewise.
19341 * tree-pass.h (pass_create_structure_vars): Remove.
19342 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19343 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19344 * tree-ssa-alias.c (create_structure_vars): Remove.
19345 (gate_structure_vars): Likewise.
19346 (pass_create_structure_vars): Likewise.
19347 (gate_build_alias): Likewise.
19348 (pass_build_alias): Adjust to run always and dump the function.
19349 * common.opt (ftree-salias): Hide.
19350 * passes.c (init_optimization_passes): Remove
19351 pass_create_structure_vars, adjust comment.
19352 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19353 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19354 * opts.c (decode_options): Do not set flag_tree_salias.
19355 (common_handle_option): Add OPT_ftree_salias to the backward
19356 compatibility section.
19358 2008-05-08 Richard Guenther <rguenther@suse.de>
19360 * tree-flow-inline.h (var_can_have_subvars): Move ...
19361 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19362 * tree-flow.h (var_can_have_subvars): Remove.
19363 (push_fields_onto_fieldstack): Remove.
19364 (sort_fieldstack): Likewise.
19365 (struct fieldoff): Move ...
19366 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19367 alias_set and base_for_components fields.
19368 (sort_fieldstack): Make static.
19369 (push_fields_onto_fieldstack): Likewise. Remove code that
19370 handles anything but RECORD_TYPEs. Remove alias_set and
19371 base_for_components handling.
19372 (create_variable_info_for): Adjust.
19374 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19376 * common.opt (Wframe-larger-than=): Shorten the help message
19378 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19380 2008-05-08 Rafael Espíndola <espindola@google.com>
19382 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19384 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19385 trap and that both operands are gimple values.
19386 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19387 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19390 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19392 * read-rtl.c (join_c_conditions): Return the first string if the
19393 two strings are equal.
19395 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19397 * gensupport.h (pred_data): Add a "num_codes" field.
19398 (add_predicate_code): Declare.
19399 * gensupport.c (add_predicate_code): New function.
19400 (std_pred_table): Add an "allows_const_p" field.
19401 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19402 Remove the (incomplete) list of such codes from the codes field.
19403 (init_predicate_table): Use add_predicate_code. Add all
19404 RTX_CONST_OBJs if allows_const_p is true.
19405 * genrecog.c (process_define_predicate): Use add_predicate_code.
19407 2008-05-08 David Daney <ddaney@avtrex.com>
19408 Richard Sandiford <rsandifo@nildram.co.uk>
19410 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19411 special case of constant zero operands.
19412 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19413 old and new values. Special case constant zero values.
19414 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19416 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19417 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19419 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19422 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19423 similar RTX_CONST_OBJ before CONST_INT.
19425 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19427 * stmt.c (expand_stack_restore): Change sa mode if needed.
19429 2008-05-08 Richard Guenther <rguenther@suse.de>
19431 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19432 return type to bool.
19433 (ix86_sol10_return_in_memory): Likewise.
19434 (ix86_i386elf_return_in_memory): Likewise.
19435 (ix86_i386interix_return_in_memory): Likewise.
19436 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19437 (ix86_sol10_return_in_memory): Likewise.
19438 (ix86_i386elf_return_in_memory): Likewise.
19439 (ix86_i386interix_return_in_memory): Likewise.
19441 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19444 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19446 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19447 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19450 2008-05-08 Richard Guenther <rguenther@suse.de>
19452 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19453 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19454 (DR_SUBVARS): Remove.
19455 * tree-dfa.c (dump_subvars_for): Remove.
19456 (debug_subvars_for): Likewise.
19457 (dump_variable): Do not dump subvars.
19458 (remove_referenced_var): Do not remove subvars.
19459 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19460 (lookup_subvars_for_var): Remove.
19461 (get_subvars_for_var): Likewise.
19462 (get_subvars_at): Likewise.
19463 (get_first_overlapping_subvar): Likewise.
19464 (overlap_subvar): Likewise.
19465 * tree-flow.h (subvar_t): Remove.
19466 (struct var_ann_d): Remove subvars field.
19467 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19468 argument. Remove special handling of SFTs.
19469 (compute_tag_properties): Likewise.
19470 (set_initial_properties): Likewise.
19471 (compute_call_clobbered): Likewise.
19472 (count_mem_refs): Likewise.
19473 (compute_memory_partitions): Likewise.
19474 (compute_flow_insensitive_aliasing): Likewise.
19475 (setup_pointers_and_addressables): Likewise.
19476 (new_type_alias): Likewise.
19477 (struct used_part): Remove.
19478 (used_portions): Likewise.
19479 (struct used_part_map): Likewise.
19480 (used_part_map_eq): Likewise.
19481 (used_part_map_hash): Likewise.
19482 (free_used_part_map): Likewise.
19483 (up_lookup): Likewise.
19484 (up_insert): Likewise.
19485 (get_or_create_used_part_for): Likewise.
19486 (create_sft): Likewise.
19487 (create_overlap_variables_for): Likewise.
19488 (find_used_portions): Likewise.
19489 (create_structure_vars): Likewise.
19490 * tree.def (STRUCT_FIELD_TAG): Remove.
19491 * tree.h (MTAG_P): Adjust.
19492 (struct tree_memory_tag): Remove base_for_components and
19493 unpartitionable flags.
19494 (struct tree_struct_field_tag): Remove.
19495 (SFT_PARENT_VAR): Likewise.
19496 (SFT_OFFSET): Likewise.
19497 (SFT_SIZE): Likewise.
19498 (SFT_NONADDRESSABLE_P): Likewise.
19499 (SFT_ALIAS_SET): Likewise.
19500 (SFT_UNPARTITIONABLE_P): Likewise.
19501 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19502 (union tree_node): Remove sft field.
19503 * alias.c (get_alias_set): Remove special handling of SFTs.
19504 * print-tree.c (print_node): Remove handling of SFTs.
19505 * tree-dump.c (dequeue_and_dump): Likewise.
19506 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19507 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19508 * tree-predcom.c (set_alias_info): Do not set subvars.
19509 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19510 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19511 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19512 (add_vars_for_offset): Remove.
19513 (add_virtual_operand): Remove special handling of SFTs.
19514 (add_call_clobber_ops): Likewise.
19515 (add_call_read_ops): Likewise.
19516 (get_asm_expr_operands): Likewise.
19517 (get_modify_stmt_operands): Likewise.
19518 (get_expr_operands): Likewise.
19519 (add_to_addressable_set): Likewise.
19520 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19521 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19522 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19523 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19524 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19525 (tree_node_structure): Likewise.
19526 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19528 (find_what_p_points_to): Likewise.
19530 2008-05-08 Sa Liu <saliu@de.ibm.com>
19532 * config/spu/spu.md: Fixed subti3 pattern.
19534 2008-05-08 Richard Guenther <rguenther@suse.de>
19536 PR middle-end/36154
19537 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19538 sure to create a representative for trailing arrays for PTA.
19540 2008-05-08 Richard Guenther <rguenther@suse.de>
19542 PR middle-end/36172
19543 * fold-const.c (operand_equal_p): Two objects which types
19544 differ in pointerness are not equal.
19546 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19548 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19549 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19550 (emit_library_call_value_1): Add new variable fndecl initialized by
19551 NULL_TREE. It should be the decl type of orgfun, but this information
19552 seems not to be available here, so it uses the default calling abi.
19553 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19554 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19555 by TARGET_RETURN_IN_MEMORY.
19556 * config/i386/i386-interix.h: Likewise.
19557 * config/i386/i386.h: Likewise.
19558 * config/i386/i386elf.h: Likewise.
19559 * config/i386/ptx4-i.h: Likewise.
19560 * config/i386/sol2-10.h: Likewise.
19561 * config/i386/sysv4.h: Likewise.
19562 * config/i386/vx-common.h: Likewise.
19563 * config/cris/cris.h: Removed #if 0 clause.
19564 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19565 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19567 (ix86_sol10_return_in_memory): Likewise.
19568 (ix86_i386elf_return_in_memory): New.
19569 (ix86_i386interix_return_in_memory): New.
19570 * config/mt/mt-protos.h (mt_return_in_memory): New.
19571 * config/mt/mt.c: Likewise.
19572 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19573 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19574 * config/bfin/bfin.h: Likewise.
19575 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19577 * config/bfin/bfin.c: Likewise.
19578 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19579 * config/alpha/unicosmk.h: Likewise.
19580 * config/i386/cygming.h: Likewise.
19581 * config/iq2000/iq2000.h: Likewise.
19582 * config/mips/mips.h: Likewise.
19583 * config/mn10300/mn10300.h: Likewise.
19584 * config/rs6000/rs6000.h: Likewise.
19585 * config/score/score.h: Likewise.
19586 * config/spu/spu.h: Likewise.
19587 * config/v850/v850.h: Likewise.
19588 * defaults.h: Likewise.
19589 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19590 * expr.c (emit_block_move): Adjust use of
19591 OUTGOING_REG_PARM_STACK_SPACE.
19592 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19593 OUTGOING_REG_PARM_STACK_SPACE.
19594 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19596 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19598 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19599 on OMP_RETURN for OMP_FOR.
19602 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19603 (fortran_common): New function.
19604 (gen_variable_die): Call fortran_common instead of common_check,
19605 adjust for it returning tree instead of rtx. Formatting.
19607 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19611 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19612 * c-decl.c (merge_decls): Ditto.
19613 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19614 to RTL_CONST_OR_PURE_CALL_P.
19615 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19616 Initialized DECL_LOOPING_CONST_PURE.
19617 (process_call_operands): Set tree_side_effects properly.
19618 * tree.h (TREE_READONLY_DECL_P): Removed.
19619 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19620 (DECL_LOOPING_OR_CONST_P): New macro.
19621 (struct tree_function_decl): Added looping_const_or_pure_p.
19622 (ECF_*) Renumbered.
19623 (ECF_LOOPING_OR_CONST_P): New macro.
19624 * rtlanal.c (pure_const_p): Removed.
19625 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19626 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19627 to RTL_CONST_CALL_P.
19628 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19629 (check_decl, check_tree, check_call, scan_function): Initialize
19631 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19632 (static_execute): Set looping true for recursive functions.
19633 Undo setting state to IPA_NEITHER for recursive functions.
19634 * cse.c (cse_insn):
19635 * ifcvt.c (noce_can_store_speculate_p): Changed
19636 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19637 RTL_CONST_OR_PURE_CALL_P.
19638 * dse.c (scan_insn): Ditto.
19639 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19640 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19641 RTL_CONST_OR_PURE_CALL_P.
19642 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19643 pure_call_p to RTL_CONST_CALL_P.
19644 * gimplify.c (gimplify_call_expr): Clear side effects for
19645 non-looping pure and constant calls.
19646 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19647 (flags_from_decl_or_type): Set ecf flags from decl flags.
19648 (initialize_argument_information): Turn off
19649 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19650 Change const to pure if callee_copies is true rather than just
19652 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19653 way of marking pure calls.
19654 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19655 Remove hack that was supposed to fix pr7335 and remove old
19656 way of marking pure calls.
19657 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19658 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19659 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19660 RTL_CONST_OR_PURE_CALL_P.
19661 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19662 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19663 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19664 * sched-deps.c (schedule_analyze): Ditto.
19665 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19666 return_val field of calls to represent pure and const function info.
19667 (CONST_OR_PURE_CALL_P): Deleted macro.
19668 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19669 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19670 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19672 * tree-optimize.c (execute_fixup_cfg): Added test for
19673 ECF_LOOPING_CONST_OR_PURE.
19674 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19676 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19677 effects for looping pure or const calls.
19678 (verify_gimple_expr): Added verification code.
19679 * config/alpha/alpha.c (alpha_legitimize_address,
19680 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19682 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19683 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19684 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19685 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19686 RTL_CONST_OR_PURE_CALL_P.
19687 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19688 and const calls to be deleted.
19690 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19693 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19694 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19695 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19696 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19697 to handle nonimmediate operands.
19698 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19699 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19700 to handle nonimmediate operands.
19701 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19702 (mmx_pmulhrwv4hi3): New expander. Use
19703 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19704 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19705 (sse2_umulv1siv1di3): New expander. Use
19706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19707 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19708 (mmx_eq<mode>3): New expander. Use
19709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19710 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19711 (mmx_uavgv8qi3): New expander. Use
19712 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19713 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19714 (mmx_uavgv4hi3): New expander. Use
19715 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19717 * config/i386/sse.md
19718 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19719 to handle nonimmediate operands.
19720 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19721 to handle nonimmediate operands.
19722 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19723 to handle nonimmediate operands.
19724 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19725 to handle nonimmediate operands.
19726 (sse2_unpckhpd_exp): New expander. Use
19727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19728 (sse2_unpcklpd_exp): New expander. Use
19729 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19730 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19731 to handle nonimmediate operands.
19732 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19733 to handle nonimmediate operands.
19734 (*sse2_<plusminus_insn><mode>3): Rename from
19735 sse2_<plusminus_insn><mode>3 insn pattern.
19736 (sse2_<plusminus_insn><mode>3): New expander. Use
19737 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19738 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19739 (sse2_umulv2siv2di3): New expander. Use
19740 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19741 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19742 (sse4_1_mulv2siv2di3): New expander. Use
19743 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19744 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19745 (sse2_pmaddwd): New expander. Use
19746 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19747 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19748 (sse2_eq<mode>3): New expander. Use
19749 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19750 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19751 (sse4_1_eqv2di3): New expander. Use
19752 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19753 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19754 (sse2_uavgv16qi3): New expander. Use
19755 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19756 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19757 (sse2_uavgv16qi3): New expander. Use
19758 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19759 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19760 (sse2_uavgv8hi3): New expander. Use
19761 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19762 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19763 (ssse3_pmulhrswv8hi3): New expander. Use
19764 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19765 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19766 (ssse3_pmulhrswv4hi3): New expander. Use
19767 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19769 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19770 (<sse>_vmmul<mode>3): Ditto.
19771 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19773 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19774 (ssse3_pmaddubsw): Ditto.
19776 * config/i386/i386.c (struct_builtin_description)
19777 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19778 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19779 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19780 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19781 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19782 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19783 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19784 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19785 (ix86_fixup_binary_operands): Assert that src1
19786 and src2 must have the same mode when swapped.
19787 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19788 and ix86_binary_operator_ok. Do not force operands in registers
19791 2008-05-07 Jan Hubicka <jh@suse.cz>
19793 * cgraph.c (dump_cgraph_node): Update.
19794 * cgraph.h (cgraph_local_info): Break out inline summary.
19795 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19797 * ipa-inline (inline_summary): New accestor function.
19798 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19799 cgraph_decide_inlining, compute_inline_parameters): Update.
19800 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19802 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19804 Cleanup ColdFire scheduling support and add V4 pipeline model.
19806 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19807 (define_attr cpu): Add cfv4 value.
19808 (define_attr type, define_attr type1): Merge into a single 'type'
19809 attribute. Update all uses.
19810 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19811 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19813 (define_attr opx_mem, define_attr opy_mem): Remove.
19814 (define_attr op_mem): Clean up, update comment.
19815 (define_attr size): Use specific values instead of general int.
19816 (define_attr guess, define_attr split): Remove. Update all uses.
19817 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19818 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19819 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19820 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19821 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19822 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19823 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19824 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19825 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19826 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19827 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19828 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19829 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19830 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19831 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19832 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19833 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19834 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19835 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19836 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19837 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19838 Update or set attributes.
19839 (stack_tie): New fake instruction.
19841 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19842 (m68k_sched_attr_size): Update declaration.
19843 (m68k_sched_attr_type2): Remove.
19844 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19845 Declare new bypass predicates.
19847 * config/m68k/m68k.c (m68k_sched_issue_rate,
19848 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19850 (TARGET_SCHED_ISSUE_RATE,
19851 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19852 (override_options): Handle scheduling for ColdFire V4 core.
19853 (m68k_expand_prologue): Emit stack_tie.
19854 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19855 'OP_TYPE_FPN'. Update all uses.
19856 (sched_guess_p): Remove.
19857 (sched_address_type): Handle symbolic addresses.
19858 (sched_get_operand): New static function.
19859 (sched_operand_type): Merge into sched_attr_op_type.
19860 (sched_attr_op_type): Handle FP registers, handle quick constants,
19862 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19863 (m68k_sched_attr_size): Update. Move logic to ...
19864 (sched_get_attr_size_int): New static function.
19865 (sched_get_opxy_mem_type): New static function.
19866 (m68k_sched_attr_op_mem): Update.
19867 (m68k_sched_attr_type2): Remove.
19868 (sched_cfv4_bypass_data): New static variable.
19869 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19870 (m68k_sched_issue_rate): Implement scheduler hook.
19871 (struct _sched_ib: enabled_p): New field.
19872 (m68k_sched_variable_issue): Update. Handle V4.
19873 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19874 sched_dump_class_func_t, sched_dump_split_class,
19875 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19876 sched_dump_dfa_class, m68k_sched_dump): Remove.
19877 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19879 (m68k_sched_init_global): Remove statisctics dumping, introduce
19880 sanity check that all instructions have pipeline reservations. Handle
19882 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19883 Handle ColdFire V4 core.
19884 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19885 New static functions.
19886 (m68k_sched_address_bypass_p): New bypass predicate.
19887 (sched_get_indexed_address_scale): New static function.
19888 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19890 * cf.md: Update comments.
19891 (define_attr type2): Remove. Use 'type' attribute instead.
19893 (cf_ib): Rename to cfv123_ib. Update all uses.
19894 (cf_oep): Rename to cfv123_oep. Update all uses.
19895 (cf_chr): Rename to cfv123_chr. Update all uses.
19896 (cf_mem): Rename to cfv123_mem. Update all uses.
19897 (cf_mac): Move to more appropriate place.
19898 (cfv123_guess): New automaton and cpu_unit.
19899 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19900 Update uses of 'size' attribute. Handle before reload scheduling.
19901 (cfv123_guess): New dummy reservation for unhandled instructions.
19902 (cfv4_*): Pipeline description of ColdFire V4 core.
19903 (ignore): New reservation to handle 'ignore' type.
19905 2008-05-07 Ian Lance Taylor <iant@google.com>
19907 PR middle-end/36013
19908 * gimplify.c (find_single_pointer_decl_1): Don't look through
19910 (find_single_pointer_decl): Adjust comments.
19912 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19914 PR middle-end/36137
19915 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19916 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19918 PR middle-end/36106
19919 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19920 integral type rather than floating point, then VIEW_CONVERT_EXPR
19921 to the floating point type.
19923 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19925 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19926 TFmode op0 to register.
19928 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19930 * c-decl.c (grokdeclarator): Comment typo.
19932 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19934 * tree-flow.h: Remove prototype for computed_goto_p.
19935 * tree-cfg.c (computed_goto_p): Make static.
19937 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19940 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19941 (contains_aligned_value_p): This. Handle _Decimal128.
19942 (ix86_function_arg_boundary): Only align _Decimal128 to its
19943 natural boundary and handle it properly.
19945 2008-05-06 Martin Jambor <mjambor@suse.cz>
19947 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19948 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19949 (ipcp_method_set_orig_node): Removed.
19950 (ipcp_cval_get_cvalue_type): Removed.
19951 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19952 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19953 (ipcp_cval_set_cvalue_type): Removed.
19954 (ipcp_cval_get_cvalue): Removed.
19955 (ipcp_cval_set_cvalue): Removed.
19956 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19957 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19958 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19959 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19960 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19961 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19962 (ipcp_get_ith_lattice): Changed parameters.
19963 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19964 (ipcp_lattice_from_jfunc): Changed parameters.
19965 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19966 (ipcp_method_cval_print): Added temporary variable info.
19967 (ipcp_redirect): Removed already unused local variable caller.
19968 (ipcp_redirect): New temporary variable orig_callee_info
19969 (ipcp_redirect): Removed newly unused local variable callee.
19970 (ipcp_redirect): Removed (a bit confusing) local variable type.
19971 (ipcp_insert_stage): Added local variable info.
19972 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19974 (ipcp_formal_create): Removed.
19975 (ipcp_method_cval_set): Removed.
19976 (ipcp_propagate_stage): Renamed lattice variables.
19977 (ipcp_method_cval_set_cvalue_type): Removed.
19978 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19979 (ipcp_print_all_lattices): Changed printed strings to refer to
19980 lattices rather than cvals.
19981 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19982 (ipcp_propagate_const): Changed formal parameters.
19983 (build_const_val): Changed formal parameters.
19984 (ipcp_insert_stage): Removed useless variable cvalue
19985 (build_const_val): Changed formal parameters.
19986 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19987 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19988 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19989 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19990 (ipcp_print_func_profile_counts): Changed string from "method" to
19992 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19993 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19994 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19995 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19996 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19997 (ipcp_lat_is_const): Changed parameters and made inline.
19998 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19999 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20000 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20001 the predicate condition directly
20002 (ipcp_propagate_stage): Added local variable args. Removed local
20003 variable callee. (Both are mere code simplifications.)
20004 (ipcp_method_dont_insert_const): Renamed to
20005 ipcp_node_not_modifiable_p.
20006 (ipcp_node_not_modifiable_p): Made inline.
20007 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20008 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20009 (ipcp_print_all_lattices): Removed variable cvalue
20010 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20013 2008-05-06 Olivier Hainque <hainque@adacore.com>
20015 * tree-sra.c (try_instantiate_multiple_fields): Early return
20016 if field has POINTER_TYPE.
20018 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20020 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20021 by using 'q' specifier for instruction.
20022 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20024 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20026 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20027 Change mode of zero_extract from QImode to HImode.
20028 (sign bit tests peepholes): (Ditto.).
20030 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20032 * config/i386/mmx.md: Remove double backslashes from asm templates.
20033 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20034 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20035 to handle nonimmediate operands.
20036 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20037 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20038 to handle nonimmediate operands.
20039 (*mmx_<code>v2sf3_finite): New insn pattern.
20040 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20041 (mmx_<code>v2sf3): New expander. Use
20042 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20043 (mmx_<plusminus_insn><mode>3): New expander. Use
20044 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20045 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20046 (mmx_add<mode>3): Removed.
20047 (mmx_ssadd<mode>3): Ditto.
20048 (mmx_usadd<mode>3): Ditto.
20049 (mmx_sub<mode>3): Ditto.
20050 (mmx_sssub<mode>3): Ditto.
20051 (mmx_ussub<mode>3): Ditto.
20052 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20053 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20054 to handle nonimmediate operands.
20055 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20057 (mmx_smulv4hi3_highpart): New expander. Use
20058 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20059 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20061 (mmx_umulv4hi3_highpart): New expander. Use
20062 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20063 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20064 (mmx_<code>v4hi3): New expander. Use
20065 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20066 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20067 (mmx_<code>v8qi3): New expander. Use
20068 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20069 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20070 (mmx_<code><mode>3): New expander. Use
20071 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20073 2008-05-05 Jan Hubicka <jh@suse.cz>
20075 PR tree-optimization/36118
20076 * passes.c (pass_init_dump_file): Fix dump header.
20078 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20080 PR middle-end/36141
20081 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20082 VCE for function decls.
20084 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20086 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20088 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20090 * config/i386/i386.md (sat_plusminus): New.
20091 (plusminus_insn): Likewise.
20092 (plusminus_mnemonic): Likewise.
20094 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20095 (*<addsub><mode>3_cc_overflow): Renamed to ...
20096 (*<plusminus_insn><mode>3_cc_overflow): This.
20097 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20098 (*<plusminus_insn>si3_zext_cc_overflow): This.
20100 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20101 (<plusminus_insn><mode>3): This.
20102 (*<addsub><mode>3): Renamed to ...
20103 (*<plusminus_insn><mode>3): This.
20104 (<sse>_vm<addsub><mode>3): Renamed to ...
20105 (<sse>_vm<plusminus_insn><mode>3): This.
20106 (sse3_h<addsub>v4sf3): Renamed to ...
20107 (sse3_h<plusminus_insn>v4sf3): This.
20108 (sse3_h<addsub>v2df3): Renamed to ...
20109 (sse3_h<plusminus_insn>v2df3): This.
20110 (<plusminus_insn><mode>3): New.
20111 (*<plusminus_insn><mode>3): Likewise.
20112 (sse2_<plusminus_insn><mode>3): Likewise.
20113 (add<mode>): Removed.
20114 (*add<mode>3): Likewise.
20115 (sse2_ssadd<mode>3): Likewise.
20116 (sse2_usadd<mode>3): Likewise.
20117 (sub<mode>3): Likewise.
20118 (*sub<mode>3): Likewise.
20119 (sse2_sssub<mode>3): Likewise.
20120 (sse2_ussub<mode>3): Likewise.
20122 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20124 * gthr-single.h: Add in required interface elements as per gthr.h.
20125 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20126 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20127 Generalize UNUSED macro.
20128 (__gthread_once): Add.
20129 (__gthread_key_create): Add.
20130 (__gthread_key_delete): Add.
20131 (__gthread_getspecific): Add.
20132 (__gthread_setspecific): Add.
20134 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20136 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20137 the same size types for the indirect reference on the rhs, then
20140 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20142 * config/i386/i386.md
20143 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20144 one insn template instead of template series.
20145 (*xordi_1_rex64): Ditto.
20146 (*xordi_2_rex64): Ditto.
20148 2008-05-05 Ira Rosen <irar@il.ibm.com>
20150 PR tree-optimization/36119
20151 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20154 2008-06-04 Jan Hubicka <jh@suse.cz>
20156 tree-optimization/36100
20157 * tree-pass.h (pass_O0_always_inline): Declare.
20158 * ipa-inline.c (inline_transform): Remove dead code.
20159 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20160 pass_O0_always_inline): New.
20161 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20163 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20165 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20166 mnemonic in this_param move for TARGET_64BIT.
20168 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20170 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20171 (*strmovsi_rex_1): Ditto.
20172 (*strsetsi_1): Ditto.
20173 (*strsetsi_rex_1): Ditto.
20175 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20176 adddicc expanders using SWI mode iterator.
20178 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20181 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20184 2008-05-04 David S. Miller <davem@davemloft.net>
20186 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20187 (sparc*-*-linux*): Use linux.h in tm_file.
20188 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20189 compiler defaulting to 32-bit.
20190 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20192 * config/sparc/linux.h: Remove definitions now obtained
20193 properly from linux.h
20194 * config/sparc/linux64.h: Likewise.
20195 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20196 don't want this setting for 32-bit builds in a biarch compiler.
20197 * doc/install.texi: Add sparc-linux to list of targets
20198 supporting --enable-targets=all.
20200 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20202 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20204 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20206 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20207 after V4SI_FTYPE_V8HI.
20208 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20209 case V4SI_FTYPE_V2DF.
20211 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20213 * doc/invoke.texi (max-flow-memory-locations): Removed.
20214 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20216 2008-05-03 Richard Guenther <rguenther@suse.de>
20218 PR middle-end/34973
20219 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20221 2008-05-02 David S. Miller <davem@davemloft.net>
20223 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20225 2008-05-02 Simon Baldwin <simonb@google.com>
20228 * c-common.h (warn_array_subscript_range): Removed.
20229 * c-common.c (warn_array_subscript_range): Ditto.
20230 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20231 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20233 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20235 * config/i386/i386.c (ix86_special_builtin_type): New.
20236 (bdesc_special_args): Likewise.
20237 (ix86_expand_special_args_builtin): Likewise.
20238 (ix86_init_mmx_sse_builtins): Updated.
20239 (ix86_expand_builtin): Updated.
20240 (ix86_expand_store_builtin): Removed.
20241 (ix86_expand_unop_builtin): Likewise.
20243 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20244 * config/i386/mmintrin.h (__v2sf): Here.
20246 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20248 (_mm_loadl_pi): Likewise.
20249 (_mm_storeh_pi): Replace __v2si with __v2sf.
20250 (_mm_storel_pi): Likewise.
20252 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20253 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20254 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20255 __builtin_ia32_loadlpd.
20257 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20259 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20260 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20261 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20262 (ix86_init_mmx_sse_builtins): Updated.
20263 (ix86_expand_args_builtin): Likewise.
20264 (ix86_expand_builtin): Likewise.
20265 (ix86_expand_unop1_builtin): Renamed to ...
20266 (ix86_expand_unop_vec_merge_builtin): This.
20268 2008-05-01 Jan Hubicka <jh@suse.cz>
20271 * ipa-inline.c (inline_generate_summary): Make static.
20272 (inline_transform): Do not call inlining at -O0; make static.
20273 * passes.c (execute_todo): Add sanity check.
20274 (execute_one_ipa_transform_pass): Execute proper flags.
20276 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20278 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20279 (DECL_NONADDRESSABLE_P): Likewise.
20280 * alias.c (record_component_aliases): Fix comment.
20282 2008-05-01 Simon Baldwin <simonb@google.com>
20284 * c-common.h (warn_array_subscript_range): New function.
20285 * c-common.c (warn_array_subscript_range): Ditto.
20286 * tree-vrp.c (check_array_ref): Corrected code to agree with
20287 comment, ignoring only arrays of size 0 or size 1.
20288 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20290 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20292 * config/i386/i386.c (ix86_builtin_type): Replace
20293 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20294 (bdesc_args): Updated.
20295 (ix86_init_mmx_sse_builtins): Likewise.
20296 (ix86_expand_args_builtin): Likewise.
20298 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20301 * doc/extend.texi: Correct __builtin_ia32_palignr.
20303 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20306 * config/i386/i386.c (bdesc_crc32): Removed.
20307 (ix86_expand_crc32): Likewise.
20308 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20309 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20310 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20311 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20312 UINT_FTYPE_UINT_UCHAR.
20313 (bdesc_args): Updated. Add crc32 builtins.
20314 (ix86_init_mmx_sse_builtins): Updated.
20315 (ix86_expand_args_builtin): Updated to support subreg.
20317 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20319 2008-05-01 Jan Hubicka <jh@suse.cz>
20321 * tree-pass.h (opt_pass): Add IPA_PASS.
20322 (varpool_node, cgraph_node): Forward declare.
20323 (ipa_opt_pass): Define.
20324 (pass_ipa_inline): Turn into ipa_opt_pass.
20325 (pass_apply_inline): Remove.
20326 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20327 (apply_inline): Turn into ....
20328 (inline_transform): ... this one.
20329 (inline_generate_summary): New function.
20330 (pass_apply_inline): Remove.
20331 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20333 (struct function): Add ipa_transforms_to_apply.
20334 * passes.c (register_one_dump_file): Work on IPA_PASS.
20335 (init_optimization_passes): Remove pass_inline_parameters and
20337 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20338 (execute_one_pass) ... here; apply transforms when possible.
20339 (add_ipa_transform_pass, execute_ipa_summary_asses,
20340 execute_one_ipa_transform_pass): New.
20341 (execute_ipa_pass_list): Update for IPA_PASS type.
20343 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20345 * config/i386/i386.c (ix86_builtin_type): Add
20346 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20347 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20348 (bdesc_args): Add SSE4a builtins.
20349 (ix86_init_mmx_sse_builtins): Updated.
20350 (ix86_expand_args_builtin): Likewise.
20351 (ix86_expand_builtin): Likewise.
20353 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20355 * config/i386/i386.c (ix86_builtin_type): Add
20356 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20357 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20358 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20359 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20360 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20361 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20362 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20363 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20364 and DI_FTYPE_DI_DI_INT.
20365 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20366 (ix86_init_mmx_sse_builtins): Updated.
20367 (ix86_expand_args_builtin): Likewise.
20368 (ix86_expand_builtin): Likewise.
20369 (ix86_expand_binop_imm_builtin): Removed.
20371 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20373 2008-04-30 Richard Guenther <rguenther@suse.de>
20375 PR tree-optimization/32921
20376 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20378 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20380 * config/arm/arm.c (arm_unwind_emit): Use
20381 crtl->all_throwers_are_sibcalls instead of
20382 cfun->all_throwers_are_sibcalls.
20383 (arm_output_fn_unwind): Likewise.
20384 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20385 instead of cfun->uses_pic_offset_table.
20386 (frv_expand_prologue): Likewise.
20387 (frv_frame_pointer_required): Likewise.
20388 (frv_expand_fdpic_call): Likewise.
20389 (frv_emit_movsi): Likewise.
20390 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20391 cfun->returns_pcc_struct instead of
20392 current_function_returns_pcc_struct.
20393 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20394 instead of cfun->calls_eh_return.
20395 (m32c_pushm_popm): Likewise.
20396 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20397 "extern" declaration.
20399 2008-04-30 Richard Guenther <rguenther@suse.de>
20401 PR tree-optimization/21636
20402 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20404 (evaluate_stmt): Print the likely value.
20405 (ccp_visit_stmt): Avoid excessive vertical spacing.
20407 2008-04-30 Rafael Espíndola <espindola@google.com>
20409 * builtins.c (fold_call_expr): Return realret.
20410 * tree-ssa-threadedge.c
20411 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20412 __builtin_object_size.
20414 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20416 * gcc.c (wrapper_string): New variable.
20417 (insert_wrapper): New function.
20418 (execute): New option -wrapper.
20419 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20421 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20423 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20424 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20425 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20427 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20428 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20429 config/rs6000/e500crtres64gprctr.asm,
20430 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20431 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20432 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20433 config/rs6000/e500crtsav64gprctr.asm,
20434 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20435 config/rs6000/e500crtsavg64gprctr.asm: New files.
20436 * config/rs6000/t-ppccomm: Add build rules for new files.
20437 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20438 * config/rs6000/t-netbsd: Add build rules for new files.
20439 (LIB2FUNCS_STATIC_EXTRA): New variable.
20440 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20441 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20442 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20444 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20446 * config/i386/i386.c (ix86_builtin_type): Add
20447 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20448 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20449 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20450 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20451 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20452 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20453 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20454 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20455 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20456 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20457 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20458 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20459 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20460 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20461 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20462 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20463 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20464 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20465 V1DI_FTYPE_V2SI_V2SI.
20466 (bdesc_2arg): Moved to ...
20467 (bdesc_args): Here.
20468 (ix86_init_mmx_sse_builtins): Updated.
20469 (ix86_expand_args_builtin): Updated. Take a pointer
20470 to const struct builtin_description. Handle comparison
20472 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20473 (ix86_expand_builtin): Updated.
20475 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20476 (ssse3_pmaddubsw128): This.
20477 (ssse3_pmaddubswv4hi3): Renamed to ...
20478 (ssse3_pmaddubsw): This.
20480 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20481 (__builtin_ia32_packssdw128): Likewise.
20482 (__builtin_ia32_packuswb128): Likewise.
20483 (__builtin_ia32_pmaddubsw): Likewise.
20484 (__builtin_ia32_pmaddubsw128): Likewise.
20486 2008-04-30 Richard Guenther <rguenther@suse.de>
20488 PR tree-optimization/14847
20489 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20490 (recognize_bits_test): Use it.
20491 (recognize_single_bit_test): Likewise.
20493 2008-04-30 Martin Jambor <mjambor@suse.cz>
20495 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20496 instead of setting number of formal parameters to zero.
20497 (ipcp_init_stage): Do not set the number of actual parameters to zero
20499 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20500 which are called with variable number of arguments.
20501 (ipcp_insert_stage): Explicitely skipping all nodes which are
20502 called with variable number of arguments.
20503 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20504 number of parameters.
20506 * ipa-prop.h (struct ipa_node_params): Added flag
20507 called_with_var_arguments
20508 (ipa_set_param_count): Added. Changed sole setter to use it.
20509 (ipa_get_param_count): Added. All readers of param_count
20510 converted to use it instead.
20511 (ipa_set_called_with_variable_arg): Added.
20512 (ipa_is_called_with_var_arguments): Added.
20513 (ipa_get_ith_param): Added. All readers of param_decls converted
20515 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20517 (ipa_get_cs_argument_count): Added, all readers of argument_count
20519 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20522 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20523 (struct ipcp_lattice): Renamed cval_type to type
20524 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20526 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20527 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20528 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20529 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20530 (build_const_val): Changed the type of parameter cvalue to tree
20531 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20532 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20534 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20537 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20538 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20539 (ipa_add_method): Renamed to ipa_push_func_to_list
20540 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20541 (ipa_callsite_param_count): Removed.
20542 (ipa_callsite_param_count_set): Removed.
20543 (ipa_callsite_param): Removed.
20544 (ipa_callsite_callee): Removed.
20545 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20546 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20547 (ipa_method_formal_count): Removed.
20548 (ipa_method_formal_count_set): Removed.
20549 (ipa_method_get_tree): Removed.
20550 (ipa_method_tree_map_create): Removed.
20551 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20552 (ipa_create_param_decls_array): Creates the array itself
20553 (ipa_create_param_decls_array): Temporary variable info instead of
20554 a few dereferences.
20555 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20556 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20557 (get_type): Removed.
20558 (ipa_jf_get_info_type): Removed.
20559 (ipa_node_create): Renamed to ipa_create_node_params
20560 (ipa_free): Renamed to ipa_free_all_node_params
20561 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20562 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20563 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20564 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20565 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20566 ipa_free_all_edge_args
20567 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20568 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20569 (ipa_create_methodlist_node): Removed.
20570 (ipa_methodlist_method): Removed.
20571 (ipa_methodlist_method_set): Removed.
20572 (ipa_methodlist_next_method): Removed.
20573 (ipa_methodlist_next_method_set): Removed.
20574 (ipa_method_is_modified): Removed.
20575 (ipa_method_modify_create): Removed.
20576 (ipa_method_modify_init): Temporary variable info instead of a few
20578 (ipa_detect_param_modifications): Temporary variable info instead of
20579 a few dereferences.
20580 (ipa_compute_jump_functions): Temporary variable info instead of
20581 a few dereferences.
20582 (ipa_method_modify_set): Removed.
20583 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20584 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20585 than craph_node as the first parameter.
20586 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20587 (ipa_method_modify_init): Removed.
20588 (ipa_compute_jump_functions): Added a temp variable instead of
20589 repeatadly dereferencing the cgraph_edge.aux pointer
20590 (ipa_callsite_param_set_type): Removed.
20591 (ipa_compute_jump_functions): i renamed to index and moved to
20593 (ipa_callsite_param_set_info_type_formal): Removed.
20594 (ipa_callsite_param_set_info_type): Removed.
20595 (ipa_callsite_param_map_create): Removed.
20596 (ipa_callsite_tree): Removed.
20597 (ipa_callsite_caller): Removed.
20598 (ipa_pop_func_from_list): return_method removed to return_func
20600 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20601 prefixed all values with IPA_. Changed all users.
20602 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20603 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20604 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20605 (union parameter_info): Renamed to jump_func_value.
20606 (union jump_func_value): Renamed value to constant
20607 (struct ipa_jump_func): Renamed info_type to value
20608 (struct ipa_node): Renamed to ipa_node_params
20609 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20610 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20611 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20612 (struct ipa_edge): Renamed to ipa_edge_args
20613 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20614 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20615 (struct ipa_methodlist): Renamed to ipa_func_list
20616 (struct ipa_func_list): method_p renamed to node, next_method
20618 (ipa_methodlist_p): Removed, switched all users to struct pointer
20619 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20621 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20623 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20624 (rs6000_emit_epilogue): Use backchain to restore only when we
20625 have a large frame. Make use of frame pointer to restore if we
20626 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20628 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20630 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20631 Add mode to zero_extract.
20632 (sign bit tests peepholes): (Ditto.).
20634 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20636 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20637 Instructions in comments with SSE3.
20638 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20639 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20640 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20641 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20642 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20643 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20644 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20645 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20646 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20647 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20648 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20649 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20650 (bdesc_sse_args): Renamed to ...
20651 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20652 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20653 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20654 IX86_BUILTIN_FABSQ.
20655 (bdesc_1arg): Moved to ...
20656 (bdesc_args): Here.
20657 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20658 Instructions in comments with SSE3.
20659 (ix86_expand_sse_operands_builtin): Renamed to ...
20660 (ix86_expand_args_builtin): This. Updated.
20661 (ix86_expand_unop1_builtin): Update comments.
20662 (ix86_expand_builtin): Updated.
20664 2008-04-29 Richard Guenther <rguenther@suse.de>
20666 PR tree-optimization/36078
20667 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20668 Update virtual SSA form after cleaning up the CFG.
20670 2008-04-29 Richard Guenther <rguenther@suse.de>
20672 PR middle-end/15255
20673 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20675 2008-04-29 Richard Guenther <rguenther@suse.de>
20677 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20678 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20679 (compute_flow_insensitive_aliasing): Do not treat
20680 PTR_IS_REF_ALL pointers special.
20681 (get_smt_for): Likewise.
20682 (may_alias_p): Re-structure.
20683 (is_escape_site): A ref-all pointer conversion is not an escape site.
20684 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20685 PTR_IS_REF_ALL pointers special.
20686 * tree-ssa-structalias.h (struct alias_info): Remove
20687 ref_all_symbol_mem_tag field.
20688 (PTR_IS_REF_ALL): Remove.
20690 2008-04-29 Richard Guenther <rguenther@suse.de>
20692 PR middle-end/36077
20693 * fold-const.c (extract_muldiv_1): In combining division constants
20694 make sure to never overflow.
20696 2008-04-29 Nick Clifton <nickc@redhat.com>
20698 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20700 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20703 * optc-gen.awk: Work around HP-UX/IA awk bug.
20705 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20707 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20710 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20713 * config/i386/i386.md
20714 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20715 Change operand 1 predicate to nonimmediate_operand.
20717 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20720 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20722 * gengtype.c (walk_type, write_func_for_structure): Handle
20724 * doc/gty.texi: Document chain_circular.
20726 2008-04-28 Richard Guenther <rguenther@suse.de>
20728 PR tree-optimization/36066
20729 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20732 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20735 * config/i386/i386.md
20736 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20737 Use match_scratch instead of match_operand for operands 3 and 4.
20739 2008-04-27 Richard Guenther <rguenther@suse.de>
20741 PR tree-optimization/18754
20742 PR tree-optimization/34223
20743 * tree-pass.h (pass_complete_unrolli): Declare.
20744 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20745 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20746 Rewrite loop into loop closed SSA form if it is not already.
20747 (tree_unroll_loops_completely): Re-structure to iterate over
20748 innermost loops with intermediate CFG cleanups.
20749 Unroll outermost loops only if requested or the code does not grow
20751 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20752 loops are available.
20753 (tree_vectorize): Instead do so here.
20754 (tree_complete_unroll): Also unroll outermost loops.
20755 (tree_complete_unroll_inner): New function.
20756 (gate_tree_complete_unroll_inner): Likewise.
20757 (pass_complete_unrolli): New pass.
20758 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20759 uses outside of the loop.
20760 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20761 form if it is available.
20762 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20763 * passes.c (init_optimization_passes): Schedule complete inner
20764 loop unrolling pass before the first CCP pass after final inlining.
20766 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20768 * targhooks.h (default_emutls_var_fields,
20769 default_emutls_var_init): Declare.
20770 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20771 * target.h (struct gcc_target): Add struct emutls member.
20772 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20773 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20774 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20775 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20776 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20777 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20778 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20779 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20780 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20781 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20782 emit debug information.
20783 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20784 * varasm.c: Include targhooks.h.
20785 (emutls_object_section, emutls_tmpl_section): New.
20786 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20787 (EMUTLS_SEPARATOR): New.
20788 (prefix_name): New.
20789 (get_emutls_object_name): New.
20790 (default_emutls_var_fields): New, broken out of ...
20791 (get_emutls_object_type): ... here. Adjust to use target hooks.
20792 (get_emutls_init_templ_addr): Adjust to use target hooks.
20793 (emutls_decl): Adjust to use target hooks.
20794 (emutls_finish): Likewise.
20795 (default_emutls_var_init): New, broken out of ...
20796 (assemble_variable): ... here. Adjust to use target hooks.
20797 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20798 SECCAT_EMUTLS_TMPL.
20799 * c-common.c (handle_section_attribute): Prevent overriding
20800 sections for emulated tls with special sections.
20801 * config/i386/i386.c (x86_64_elf_select_section): Add
20802 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20803 (x86_64_elf_unique_section): Likewise.
20804 * config/vxworks.c: Include tree.h.
20805 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20806 (vxworks_override_options): Set TLS scheme.
20807 * doc/tm.texi (Emulated TLS): New node.
20809 2008-04-26 Simon Baldwin <simonb@google.com>
20812 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20813 with propagated string constants.
20815 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20817 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20818 constraint for operand 2 when operand 0 is memory operand.
20819 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20820 operand 0 is memory operand.
20821 (fix_trunc<mode>_i387_with_temp): Ditto.
20822 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20823 operand 2 when operand 1 is memory operand.
20824 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20825 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20826 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20827 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20828 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20829 operands 2,3 and 4 when operand 1 is memory operand.
20830 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20832 (fistdi2_floor_with_temp): Ditto.
20833 (fist<mode>2_floor_with_temp): Ditto.
20834 (fistdi2_ceil_with_temp): Ditto.
20835 (fist<mode>2_ceil_with_temp): Ditto.
20836 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20838 2008-04-26 David Daney <ddaney@avtrex.com>
20840 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20842 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20843 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20844 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20845 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20846 (compare_and_swap_12): New insn.
20847 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20848 * config/mips/mips.c (mips_force_binary): New function.
20849 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20850 (mips_expand_compare_and_swap_12): New function.
20851 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20853 2008-04-25 Jan Hubicka <jh@suse.cz>
20856 * cfgexpand.c (pass_expand): Turn into RTL pass.
20857 * passes.c (execute_one_pass): Do pass typechecking after execution.
20858 * tree-pass.h (pass_expand): Turn into RTL pass.
20860 * function.h (struct rtl_data): Move here fields
20861 accesses_prior_frames, calls_eh_return, saves_all_registers,
20862 has_nonlocal_goto, has_asm_statement, is_thunk,
20863 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20864 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20865 arg_pointer_save_area_init from struct function; turn into bool.
20866 (struct function): Move
20867 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20868 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20869 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20870 tail_call_emit, arg_pointer_save_area_init
20871 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20872 (current_function_returns_struct, current_function_returns_pcc_struct,
20873 current_function_calls_setjmp, current_function_calls_alloca,
20874 current_function_accesses_prior_frames,
20875 current_function_calls_eh_return, current_function_is_thunk,
20876 current_function_stdarg, current_function_profile,
20877 current_function_limit_stack, current_function_uses_pic_offset_table,
20878 current_function_uses_const_pool, current_function_has_nonlocal_label,
20879 current_function_saves_all_registers,
20880 current_function_has_nonlocal_goto,
20881 current_function_has_asm_statement): Remove accesor macros.
20882 * ra-conflict.c (global_conflicts): Update.
20883 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20884 (suitable_for_tail_call_opt_p): Update.
20885 * builtins.c (expand_builtin_return_addr): Update.
20886 (expand_builtin_setjmp_setup): Update.
20887 (expand_builtin_nonlocal_goto): Update.
20888 * final.c (final_start_function): Update.
20889 (profile_function): Update.
20890 (leaf_function_p): Update.
20891 (only_leaf_regs_used): Update.
20892 * df-scan.c (df_get_exit_block_use_set): Update.
20893 * dojump.c (clear_pending_stack_adjust): Update.
20894 * tree-stdarg.c (gate_optimize_stdarg): Update.
20895 * gimple-low.c (lower_function_body): Update.
20896 * global.c (compute_regsets): Update.
20897 (global_alloc): Update.
20898 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20899 * expr.c (expand_assignment): Update.
20900 * dse.c (dse_step0): Update.
20901 (dse_step1): Update.
20902 * c-decl.c (store_parm_decls): Update.
20903 * local-alloc.c (combine_regs): Update.
20904 (find_free_reg): Update.
20905 * function.c (assign_parms_augmented_arg_list): Update.
20906 (assign_parm_find_data_types): Update.
20907 (assign_parms): Update.
20908 (allocate_struct_function): Update.
20909 (expand_function_start): Update.
20910 (expand_function_end): Update.
20911 (get_arg_pointer_save_area): Update.
20912 (thread_prologue_and_epilogue_insns): Update.
20913 (rest_of_match_asm_constraints): Update.
20914 * stor-layout.c (variable_size): Update.
20915 * gcse.c (gcse_main): Update.
20916 (bypass_jumps): Update.
20917 * gimplify.c (gimplify_function_tree): Update.
20918 * calls.c (emit_call_1): Update.
20919 (expand_call): Update.
20920 * bt-load.c (compute_defs_uses_and_gen): Update.
20921 * except.c (sjlj_assign_call_site_values): Update.
20922 (sjlj_emit_function_enter): Update.
20923 (can_throw_external): Update.
20924 (set_nothrow_function_flags): Update.
20925 (expand_builtin_unwind_init): Update.
20926 (expand_eh_return): Update.
20927 (convert_to_eh_region_ranges): Update.
20928 (output_function_exception_table): Update.
20929 * emit-rtl.c (gen_tmp_stack_mem): Update.
20930 * cfgexpand.c (expand_used_vars): Update.
20931 (tree_expand_cfg): Update.
20932 * cfgcleanup.c (rest_of_handle_jump): Update.
20933 * explow.c (allocate_dynamic_stack_space): Update.
20934 * varasm.c (assemble_start_function): Update.
20935 (force_const_mem): Update.
20936 (mark_constant_pool): Update.
20937 * tree-optimize.c (tree_rest_of_compilation): Update.
20938 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20939 * tree-cfg.c (notice_special_calls): Update.
20940 (is_ctrl_altering_stmt): Update.
20941 (tree_can_make_abnormal_goto): Update.
20942 (tree_purge_dead_abnormal_call_edges): Update.
20943 * config/alpha/predicates.md: Update.
20944 * config/alpha/alpha.c (alpha_sa_mask): Update.
20945 (alpha_sa_size): Update.
20946 (alpha_does_function_need_gp): Update.
20947 (alpha_expand_prologue): Update.
20948 (alpha_start_function): Update.
20949 (alpha_output_function_end_prologue): Update.
20950 (alpha_expand_epilogue): Update.
20951 * config/frv/frv.c (frv_stack_info): Update.
20952 (frv_expand_epilogue): Update.
20953 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20954 (s390_register_info): Update.
20955 (s390_frame_info): Update.
20956 (s390_init_frame_layout): Update.
20957 (s390_can_eliminate): Update.
20958 (save_gprs): Update.
20959 * config/spu/spu.c (spu_split_immediate): Update.
20960 (need_to_save_reg): Update.
20961 (spu_expand_prologue): Update.
20962 (spu_expand_epilogue): Update.
20963 * config/sparc/sparc.md: Update.
20964 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20965 (sparc_tls_got): Update.
20966 (legitimize_pic_address): Update.
20967 (sparc_emit_call_insn): Update.
20968 (sparc_expand_prologue): Update.
20969 (output_return): Update.
20970 (print_operand): Update.
20971 (sparc_function_ok_for_sibcall): Update.
20972 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20973 * config/m32r/m32r.md: Update.
20974 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20975 (m32r_compute_frame_size): Update.
20976 (m32r_expand_prologue): Update.
20977 (m32r_expand_epilogue): Update.
20978 (m32r_legitimize_pic_address): Update.
20979 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20980 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20981 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20982 (gen_push): Update.
20983 (ix86_save_reg): Update.
20984 (ix86_compute_frame_layout): Update.
20985 (ix86_expand_prologue): Update.
20986 (ix86_expand_epilogue): Update.
20987 * config/sh/sh.c (output_stack_adjust): Update.
20988 (calc_live_regs): Update.
20989 (sh5_schedule_saves): Update.
20990 (sh_expand_prologue): Update.
20991 (sh_expand_epilogue): Update.
20992 (sh_setup_incoming_varargs): Update.
20993 (sh_allocate_initial_value): Update.
20994 (sh_get_pr_initial_val): Update.
20995 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20996 * config/sh/sh.md (label:): Update.
20997 * config/avr/avr.c (out_movhi_mr_r): Update.
20998 * config/crx/crx.h (enum): Update.
20999 * config/xtensa/xtensa.h (along): Update.
21000 * config/stormy16/stormy16.c Update.
21001 (xstormy16_compute_stack_layout): Update.
21002 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21003 (fr30_expand_prologue): Update.
21004 * config/cris/cris.c (cris_conditional_register_usage): Update.
21005 (cris_reg_saved_in_regsave_area): Update.
21006 (cris_initial_frame_pointer_offset): Update.
21007 (cris_simple_epilogue): Update.
21008 (cris_expand_prologue): Update.
21009 (cris_expand_epilogue): Update.
21010 (cris_expand_pic_call_address): Update.
21011 (cris_asm_output_symbol_ref): Update.
21012 (cris_asm_output_label_ref): Update.
21013 * config/cris/cris.md Update.
21014 * config/iq2000/iq2000.c (compute_frame_size): Update.
21015 (iq2000_expand_epilogue): Update.
21016 * config/mt/mt.h (save_direction): Update.
21017 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21018 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21019 (ia64_secondary_reload_class): Update.
21020 * config/m68k/m68k.c (m68k_save_reg): Update.
21021 (m68k_expand_prologue): Update.
21022 (m68k_expand_epilogue): Update.
21023 (legitimize_pic_address): Update.
21024 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21025 (first_reg_to_save): Update.
21026 (first_altivec_reg_to_save): Update.
21027 (compute_vrsave_mask): Update.
21028 (compute_save_world_info): Update.
21029 (rs6000_stack_info): Update.
21030 (spe_func_has_64bit_regs_p): Update.
21031 (rs6000_ra_ever_killed): Update.
21032 (rs6000_emit_eh_reg_restore): Update.
21033 (rs6000_emit_allocate_stack): Update.
21034 (rs6000_emit_prologue): Update.
21035 (rs6000_emit_epilogue): Update.
21036 (rs6000_output_function_epilogue): Update.
21037 (output_profile_hook): Update.
21038 (rs6000_elf_declare_function_name): Update.
21039 * config/rs6000/rs6000.h (rs6000_args): Update.
21040 * config/rs6000/rs6000.md: Update.
21041 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21042 * config/arc/arc.c (arc_output_function_epilogue): Update.
21043 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21044 * config/darwin.c (machopic_function_base_name): Update.
21045 * config/score/score3.c (score3_compute_frame_size): Update.
21048 (score3_epilogue): Update.
21049 * config/score/score7.c (score7_compute_frame_size): Update.
21050 (score7_prologue): Update.
21051 (score7_epilogue): Update.
21052 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21053 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21054 * config/arm/arm.c (use_return_insn): Update.
21055 (require_pic_register): Update.
21056 (arm_load_pic_register): Update.
21057 (arm_compute_save_reg0_reg12_mask): Update.
21058 (arm_compute_save_reg_mask): Update.
21059 (thumb1_compute_save_reg_mask): Update.
21060 (output_return_instruction): Update.
21061 (arm_output_function_prologue): Update.
21062 (arm_output_epilogue): Update.
21063 (arm_get_frame_offsets): Update.
21064 (arm_expand_prologue): Update.
21065 (thumb_pushpop): Update.
21066 (thumb_exit): Update.
21067 (thumb1_expand_prologue): Update.
21068 (thumb1_expand_epilogue): Update.
21069 (arm_unwind_emit): Update.
21070 (arm_output_fn_unwind): Update.
21071 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21072 * config/arm/arm.md: Update.
21073 * config/pa/pa.md: Update.
21074 * config/pa/pa.c (legitimize_pic_address): Update.
21075 (compute_frame_size): Update.
21076 (hppa_expand_prologue): Update.
21077 (hppa_expand_epilogue): Update.
21078 (borx_reg_operand): Update.
21079 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21080 (HARD_REGNO_RENAME_OK): Update.
21081 * config/mips/mips.c (mips_global_pointer): Update.
21082 (mips_save_reg_p): Update.
21083 (mips_compute_frame_info): Update.
21084 (mips_frame_pointer_required): Update.
21085 (mips_expand_prologue): Update.
21086 (mips_expand_epilogue): Update.
21087 (mips_can_use_return_insn): Update.
21088 (mips_reorg_process_insns): Update.
21089 * config/v850/v850.c (compute_register_save_size): Update.
21090 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21091 * config/mmix/mmix.c (along): Update.
21092 (mmix_expand_epilogue): Update.
21093 * config/bfin/bfin.c (legitimize_pic_address): Update.
21094 (must_save_p): Update.
21095 (stack_frame_needed_p): Update.
21096 (add_to_reg): Update.
21097 (bfin_expand_prologue): Update.
21098 * stmt.c (expand_asm_operands): Update.
21099 * reload1.c (reload): Update.
21100 (init_elim_table): Update.
21102 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21104 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21106 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21108 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21109 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21110 (mov<mode>): Removed.
21111 (*movv4sf_internal): Likewise.
21112 (*movv2df_internal): Likewise.
21114 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21116 * config.gcc (crx-*-elf): Remove deprecation.
21118 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21120 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21121 __gcc_deregister_frame with atexit.
21122 (deregister_frame_dtor): Remove.
21124 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21125 Nathan Sidwell <nathan@codesourcery.com>
21127 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21129 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21130 (rs6000_isel): Likewise.
21131 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21132 (rs6000_isel): New variable.
21133 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21135 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21138 * c-common.c (handle_vector_size_attribute): Call
21139 lang_hooks.types.reconstruct_complex_type instead of
21140 reconstruct_complex_type.
21141 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21142 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21143 * langhooks.h (struct lang_hooks_for_types): Add
21144 reconstruct_complex_type hook.
21145 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21146 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21148 2008-04-24 Richard Guenther <rguenther@suse.de>
21150 * c-common.h (check_builtin_function_arguments): Declare.
21151 * c-common.c (validate_nargs): New function.
21152 (check_builtin_function_arguments): Likewise.
21153 * c-typeck.c (build_function_call): Call
21154 check_builtin_function_arguments.
21155 * builtins.c (fold_builtin_classify): Remove error reporting code.
21156 (fold_builtin_unordered_cmp): Likewise.
21157 (fold_builtin_1): Likewise.
21158 (fold_builtin_n): Likewise.
21160 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21162 PR tree-optimization/36008
21163 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21164 the original op1, rather than delta by step.
21166 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21167 Sebastian Pop <sebastian.pop@amd.com>
21169 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21170 eliminate_local_variables_stmt, eliminate_local_variables,
21171 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21172 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21173 of code delimited by two edges in the CFG.
21174 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21175 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21176 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21177 the case of parallelisation of reductions.
21178 (expr_invariant_in_region_p): New.
21180 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21181 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21183 2008-04-24 Ira Rosen <irar@il.ibm.com>
21184 Richard Guenther <rguenther@suse.de>
21186 PR tree-optimization/36034
21187 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21188 incapable of dealing with loads with gaps.
21190 2008-04-24 Rafael Espíndola <espindola@google.com>
21192 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21193 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21194 vrp_evaluate_conditional.
21195 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21196 (vrp_evaluate_conditional): Split the cond argument.
21197 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21198 (simplify_stmt_for_jump_threading): Update call to
21199 vrp_evaluate_conditional.
21201 2008-04-24 Ira Rosen <irar@il.ibm.com>
21203 PR tree-optimization/35982
21204 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21205 interleaved data-refs are of the same type.
21207 2008-04-24 Danny Smith <dannysmith@users.net>
21209 * c-format.c (check_format_info_main): Use strncmp rather than a
21210 magic prefix to handle multichar length specs.
21211 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21212 Don't prefix "I64" and "I32" with '\0'.
21214 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21217 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21218 in registers for -m32 only if stdarg_p (fntype).
21220 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21222 PR rtl-optimization/36006
21223 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21224 temp to op0 in order to avoid invalid rtx sharing.
21226 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21228 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21229 check TREE_INVARIANT.
21230 * tree-gimple.c (is_gimple_address): New.
21231 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21232 * tree-gimple.h (is_gimple_address): New.
21233 * tree.h (decl_address_invariant_p): New.
21234 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21235 (build_string): Likewise.
21236 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21237 (tree_invariant_p_1): Likewise.
21238 (save_expr): Use it.
21239 (tree_invariant_p): New.
21240 (skip_simple_arithmetic): Use it.
21241 (stabilize_reference_1): Use it.
21242 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21244 (build1_stat): Drop code to compute TREE_INVARIANT.
21245 (build2_stat): Drop code to compute TREE_INVARIANT.
21246 (build3_stat): Drop code to compute TREE_INVARIANT.
21247 (build4_stat): Drop code to compute TREE_INVARIANT.
21248 (build5_stat): Drop code to compute TREE_INVARIANT.
21249 (build7_stat): Drop code to compute TREE_INVARIANT.
21250 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21251 * tree.h (struct tree_base): Remove invariant_flag.
21252 (TREE_INVARIANT): Remove.
21253 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21254 (fold_builtin_expect): Check TREE_CONSTANT.
21255 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21256 * c-tree.h (c_expr_to_decl): Drop third parameter.
21257 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21258 (build_c_cast): Don't set TREE_INVARIANT.
21259 (pop_init_level): Don't set TREE_INVARIANT.
21260 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21261 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21263 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21264 (gimplify_addr_expr): Adjust comment.
21265 * tree-mudflap.c (mf_build_string):
21266 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21267 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21268 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21269 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21270 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21271 * langhooks.h (struct lang_hooks): Drop third parameter from
21274 2008-04-23 Richard Guenther <rguenther@suse.de>
21276 PR tree-optimization/27799
21277 PR tree-optimization/32921
21278 PR tree-optimization/32624
21279 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21280 SMTs aliases and the tag itself into the solution.
21281 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21282 merge the points-to solution back into the SMT aliases.
21283 (may_alias_p): Use alias_set_subset_of instead of
21284 aliases_conflict_p. A pointer which points to
21285 memory with alias set zero may access any variable.
21287 2008-04-23 Richard Guenther <rguenther@suse.de>
21289 * alias.c (alias_set_subset_of): Correctly handle asking
21290 if zero is a subset of an alias set with zero child.
21291 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21292 (compute_flow_insensitive_aliasing): Correctly walk all
21293 pointers. Do not unnecessarily union sets.
21295 2008-04-23 Richard Guenther <rguenther@suse.de>
21297 PR middle-end/36021
21298 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21300 2008-04-22 Tomas Bily <tbily@suse.cz>
21302 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21304 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21306 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21307 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21308 * tree-inline.c (estimate_num_insns_1): Likewise.
21309 * varasm.c (const_hash_1, compare_constant, copy_constant)
21310 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21311 * emit-rtl.c (component_ref_for_mem_expr)
21312 (set_mem_attributes_minus_bitpos): Likewise.
21313 * expr.c (highest_pow2_factor, expand_expr_real_1, )
21314 (is_aligning_offset): Likewise.
21315 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21316 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21317 * dojump.c (do_jump): Likewise.
21318 * builtins.c (get_pointer_alignment, get_memory_rtx)
21319 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21320 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21322 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21324 PR rtl-optimization/36017
21325 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21326 expanding the library call.
21328 2008-04-22 Ian Lance Taylor <iant@google.com>
21330 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21331 than size_in_bytes.
21333 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21335 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21336 of LR/CTR moves for Power6.
21338 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21340 PR middle-end/36003
21341 * passes.c (init_optimization_passes): Remove
21342 pass_fast_rtl_byte_dce.
21344 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21347 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21348 builtin functions to generate faster code.
21349 (_mm_cvtpu16_ps): Ditto.
21350 (_mm_cvtpi32x2_ps): Ditto.
21352 2008-04-22 Nick Clifton <nickc@redhat.com>
21354 * common.opt (ftree-loop-distribution): Add Optimization
21357 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21358 (frv_expand_builtin_va_start): Likewise.
21360 * config/arm/arm.c (thumb_find_work_register): Fix location of
21361 argument register count.
21363 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21365 Support scheduling for ColdFire V1 and V3 microarchitecture.
21366 Improve scheduling of multiplication instructions.
21368 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21369 (mac): New instruction attribute.
21370 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21371 (m68k_sched_mac): New variable.
21372 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21373 Handle cfv1 and cfv3.
21374 (max_insn_size): New static variable.
21375 (struct _sched_ib): New type.
21376 (sched_ib): New static variable.
21377 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21378 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21379 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21381 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21382 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21383 new variables. Update.
21384 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21385 Add modeling of cfv3 instruction buffer. Update.
21386 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21387 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21388 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21389 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21390 a particular reservation applies to.
21391 (type2): Reorganize attribute values. Rename alu to alu_reg,
21392 alu_l to alu, move_l to omove. Join move to alu. Split mul
21393 to mul_l and mul_w.
21394 (cf_ib_*): Simplify description of instruction buffer.
21395 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21396 (cf_mem): Split into cf_mem1 and cf_mem2.
21397 (cf_v2_move_??): Rename to cfv12_alu_??.
21398 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21399 (cf_v2_mul_??): Remove reservations.
21400 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21401 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21402 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21404 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21405 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21406 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21407 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21408 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21409 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21410 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21411 expansions of the above reservations for instructions of sizes
21414 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21416 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21418 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21420 * coverage.c: Include tree-pass.h.
21421 (coverage_counter_alloc): Print da_file_name to the dump file.
21423 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21425 * sbitmap.c (sbitmap_range_empty_p): New function.
21426 * sbitmap.h (sbitmap_range_empty_p): New function.
21427 * bitmap.h: Now includes obstack.h.
21429 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21430 Kenneth Zadeck <zadeck@naturalbridge.com>
21432 * dbgcnt.def (ra_byte_scan): Added.
21433 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21434 when the last hit happens for a counter.
21435 * timevar.def (TV_DF_BYTE_LR): New variable.
21436 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21437 * passes.c (pass_fast_rtl_byte_dce): New pass.
21438 * fwprop.c (update_df): Added mode to call df_ref_create.
21439 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21440 DF_REF_EXTRACT_OFFSET.
21441 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21442 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21444 (df_ref_extract): Added mode field.
21445 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21446 DF_REF_EXTRACT_OFFSET.
21447 (DF_REF_EXTRACT_MODE): New macro.
21448 (df_byte_lr_bb_info): New structure.
21449 (df_print_byte_regset, df_compute_accessed_bytes,
21450 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21451 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21452 df_byte_lr_simulate_uses,
21453 df_byte_lr_simulate_artificial_refs_at_top,
21454 df_byte_lr_simulate_artificial_refs_at_end,
21455 df_compute_accessed_bytes): New function.
21456 (df_ref_create): Add parameter.
21457 (df_byte_lr_get_bb_info): New inline function.
21458 * df-scan.c (df_ref_record, df_uses_record,
21459 df_ref_create_structure): Added mode parameter.
21460 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21461 df_defs_record, df_uses_record, df_get_conditional_uses,
21462 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21463 df_entry_block_defs_collect, df_exit_block_uses_collect):
21464 Added mode parameter to calls to df_ref_record, df_uses_record,
21465 df_ref_create_structure.
21466 (df_ref_equal_p, df_ref_compare): Added test for modes.
21467 (df_ref_create_structure): Added code to set mode. Renamed
21468 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21469 DF_REF_EXTRACT_OFFSET.
21470 * df-core.c (df_print_byte_regset): New function.
21471 * df-byte-scan.c: New file.
21472 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21473 calls to BITMAP_FREE.
21474 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21475 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21476 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21477 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21478 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21479 df_byte_lr_local_compute, df_byte_lr_init,
21480 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21481 df_byte_lr_transfer_function, df_byte_lr_free,
21482 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21483 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21484 df_byte_lr_simulate_uses,
21485 df_byte_lr_simulate_artificial_refs_at_top,
21486 df_byte_lr_simulate_artificial_refs_at_end): New function.
21487 * dce.c (byte_dce_process_block): New function.
21488 (dce_process_block): au is now passed in rather than computed
21489 locally. Changed loops that look at artificial defs to not look
21490 for conditional or partial ones, because there never are any.
21491 (fast_dce): Now is able to drive byte_dce_process_block or
21492 dce_process_block depending on the kind of dce being done.
21493 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21494 (rest_of_handle_fast_byte_dce): New function.
21495 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21496 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21498 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21501 * gcc.h: Added fortran options that take arguments to
21502 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21505 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21507 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21508 scalarization if on the LHS and not a full access.
21510 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21512 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21514 2008-04-18 Rafael Espíndola <espindola@google.com>
21516 * tree-vrp.c (find_case_label_index): Fix the binary search.
21517 (find_case_label_range): New.
21518 (vrp_visit_switch_stmt): Use find_case_label_range.
21519 (simplify_switch_using_ranges): Use find_case_label_range.
21521 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21523 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21524 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21526 2008-04-18 Tom Tromey <tromey@redhat.com>
21529 * doc/cpp.texi (Implementation-defined behavior): Mention
21532 2008-04-18 Ian Lance Taylor <iant@google.com>
21534 * fold-const.c (pointer_may_wrap_p): New static function.
21535 (fold_comparison): Add another test for pointer overflow. Use
21536 pointer_may_wrap_p to disable some false positives.
21538 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21540 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21541 (fname_as_string): Match updated cpp_interpret_string prototype.
21542 (fix_string_type): Support char16_t* and char32_t*.
21543 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21544 derivative) nodes. Register as builtin if C++0x.
21545 (c_parse_error): Support CPP_CHAR{16,32}.
21546 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21547 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21548 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21549 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21550 CTI_CHAR32_ARRAY_TYPE>: New elements.
21551 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21552 char32_type_node, signed_char32_type_node, char16_array_type_node,
21553 char32_array_type_node): New defines.
21554 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21555 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21556 (lex_string): Support CPP_STRING{16,32}, match updated
21557 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21558 (lex_charconst): Support CPP_CHAR{16,32}.
21559 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21560 and CPP_STRING{16,32}.
21562 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21565 * aclocal.m4: Regenerate.
21566 * configure: Regenerate.
21568 2008-04-18 Jan Hubicka <jh@suse.cz>
21570 * except.c (dw2_size_of_call_site_table,
21571 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21573 * cgraphbuild.c (build_cgraph_edges): Update.
21574 * tree-pass.h: Update comment.
21575 * final.c (leaf_function_p): Update.
21576 (leaf_renumber_regs): Update.
21577 (rest_of_clean_state): Update.
21578 * omp-low.c (expand_omp_parallel): Update.
21579 * ipa-reference.c (analyze_function): Update.
21580 * reorg.c (find_end_label): Update.
21581 (optimize_skip): Update.
21582 (fill_simple_delay_slots): Update.
21583 (fill_simple_delay_slots): Update.
21584 (make_return_insns): Update.
21585 (dbr_schedule): Update.
21586 * gimple-low.c (record_vars_into): Update.
21587 * cfgbuild.c (make_edges): Update.
21588 * function.c (assign_stack_local): Update.
21589 (assign_parm_adjust_stack_rtl): Update.
21590 (locate_and_pad_parm): Update.
21591 (allocate_struct_function): Do not initialize stack_alignment_needed
21592 and preferred_stack_boundary here.
21593 (stack_protect_prologue): Update.
21594 (stack_protect_epilogue): Update.
21595 (expand_function_start): Initialize stack_alignment_needed,
21596 preferred_stack_boundary and max_jumptable_ents.
21597 (expand_function_end): Update.
21598 (free_after_compilation): Do not NULLify epilogue_delay_list.
21599 * function.h (struct rtl_data): Add stack_protect_guard,
21600 stack_alignment_needed,
21601 preferred_stack_boundary, epilogue_delay_list.
21602 (struct function): Remove value_histograms, stack_alignment_needed,
21603 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21605 unexpanded_var_list, stack_protect_guard.
21606 (current_function_epilogue_delay_list): Remove.
21607 * ipa-type-escape.c (analyze_function): Update.
21608 * gimplify.c (pop_gimplify_context): Update comment.
21609 * calls.c (expand_call): Update.
21610 (emit_library_call_value_1): Update.
21611 * except.c (set_nothrow_function_flags): Update.
21612 * cfgexpand.c (get_decl_align_unit): Update.
21613 (create_stack_guard): Update.
21614 (estimated_stack_frame_size): Update.
21615 (expand_used_vars): Update.
21616 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21617 * explow.c (allocate_dynamic_stack_space): Update.
21618 * tree-ssa-live.c (remove_unused_locals): Update.
21619 * varasm.c (mark_constant_pool): Update.
21620 * tree-inline.c (remap_decls): Update.
21621 (initialize_cfun): Update.
21622 (declare_return_variable): Update.
21623 (inline_forbidden_p): Update.
21624 (expand_call_inline): Update.
21625 (declare_inline_vars): Update.
21626 (tree_function_versioning): Update.
21627 * tree-flow.h (value_histograms): New.
21628 (VALUE_HISTOGRAMS): New macro.
21629 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21631 * tree-cfg.c (set_bb_for_stmt): Update.
21632 (replace_by_duplicate_decl): Update.
21633 (move_block_to_fn): Update.
21634 (new_label_mapper): Update.
21635 (dump_function_to_file): Update.
21636 * ipa-struct-reorg.c (build_data_structure): Update.
21637 * cfgrtl.c (print_rtl_with_bb): Update.
21638 * reload1.c (reload): Update.
21640 * config/i386/i386.c (setup_incoming_varargs_64,
21641 ix86_compute_frame_layout): Update.
21642 * config/arc/arc.c (arc_output_function_epilogue): Update.
21644 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21646 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21647 for FreeBSD as well.
21648 * gthr-posix95.h: Likewise.
21650 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21652 PR rtl-optimization/35838
21653 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21654 out the byte offset of the first subreg.
21656 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21658 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21659 to split_ti instead of three separate calls with single member arrays.
21660 (subti3 splitter): Ditto.
21661 (adddi3 splitter): Ditto with split_di.
21662 (subdi3 splitter): Ditto.
21663 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21664 two separate calls with single member arrays. Swap match_dup
21665 operands 1 and 2 to better fit into the array.
21666 (negdi2 splitter): Ditto with split_di.
21667 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21668 two separate calls with single member arrays. Swap match_dup operands
21669 6 and 7 to better fit into the array.
21671 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21673 * config/i386/i386.c (sse_builtin_type): New.
21674 (bdesc_sse_args): Likewise.
21675 (bdesc_sse_3arg): Removed.
21676 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21677 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21678 IX86_BUILTIN_ROUNDPS.
21679 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21680 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21681 IX86_BUILTIN_ROUNDPS.
21682 (ix86_expand_sse_4_operands_builtin): Removed.
21683 (ix86_expand_sse_operands_builtin): New.
21684 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21685 and CODE_FOR_sse4_1_roundps.
21686 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21687 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21689 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21692 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21693 regs before frame pop when needed. If use_backchain_to_restore_sp
21694 then load backchain into a temp reg to restore vr and vrsave. Add
21695 code to restore vr after frame pop if possible.
21697 2008-04-17 Richard Guenther <rguenther@suse.de>
21699 * tree-vn.c (expressions_equal_p): Do not check type
21700 equality or compatibility before calling operand_equal_p.
21701 * fold-const.c (operand_equal_p): Check equivalence of
21702 integer constants before bailing out due to signedness or
21703 precision differences.
21704 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21705 spurious differences in type qualification. Ignore types
21706 for COMPONENT_REFs at all.
21708 2008-04-17 Christian Bruel <christian.bruel@st.com>
21710 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21711 msw_skip comparison.
21713 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21716 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21719 PR tree-optimization/35899
21720 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21721 rather than TREE_OPERAND.
21723 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21726 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21727 temporary registers. Change operand predicate to general_operand.
21728 (remainderxf3): Ditto.
21730 2008-04-16 Richard Guenther <rguenther@suse.de>
21732 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21733 * tree-affine.c (aff_combination_expand): Look through some
21736 2008-04-15 Doug Kwan <dougkwan@google.com>
21738 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21740 * tree-pretty-print.c (dump_generic_node): Ditto.
21741 * final.c (output_addr_const): Ditto.
21742 * dwarf2out.c (output_cfi): Ditto.
21743 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21744 * print-rtl.c (print_rtx): Ditto.
21745 * print-tree.c (print_node_brief, print_node): Ditto.
21746 * c-common.c (match_case_to_enum_1): Ditto.
21747 * sched-vis.c (print_value): Ditto.
21748 * config/i386/i386.c (print_operand): Cast to long unsigned int
21751 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21752 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21753 MS Windows VirtualProtect function.
21755 2008-04-15 Jan Hubicka <jh@suse.cz>
21757 * gengtype.c (write_root): Param_is argument is OK.
21758 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21759 * function.h: Include varray.h
21760 (rtl_eh): New stucture based on except.c one.
21761 (call_site_record): New forward declaration and vector type.
21762 * calls.c (emit_call_1): Do not call
21763 note_current_region_may_contain_throw.
21764 * except.c (eh_status): Remove cur_region, try_region since they are
21766 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21767 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21768 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21769 Remove call_site_data_used, call_site_data_size.
21770 Turn call_site_record into vector in function.h.
21771 (note_current_region_may_contain_throw): Remove.
21772 (get_exception_pointer, get_exception_filter): Do not take struct
21773 function argument; update.
21774 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21775 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21776 build_post_landing_pads, dw2_build_landing_pads,
21777 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21778 sjlj_emit_function_enter, sjlj_emit_function_enter,
21779 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21780 sjlj_build_landing_pads, finish_eh_generation,
21781 remove_exception_handler_label, remove_eh_handler,
21782 maybe_remove_eh_handler, add_reachable_handler,
21783 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21784 add_action_record, collect_one_action_chain, add_call_site,
21785 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21786 sjlj_output_call_site_table, output_function_exception_table,
21787 * except.h (note_current_region_may_contain_throw): Remove
21788 (get_exception_pointer, get_exception_filter): Do not take struct
21790 * Makefile.in (GTFILES): Put varargs before struct function.
21792 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21794 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21795 punt for STRING_CST.
21796 (get_constraint_for): Deal with STRING_CST here instead.
21798 2008-04-15 Richard Guenther <rguenther@suse.de>
21800 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21801 statements in a basic-block with a backward walk. Do not
21802 substitute into dead statements but instead remove those.
21804 2008-04-15 Richard Guenther <rguenther@suse.de>
21806 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21807 to zero, thus disable creation of SFTs.
21809 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21811 * tree-predcom.c (suitable_reference_p): Return false if the
21812 reference can throw.
21814 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21817 * c-decl.c (finish_decl): If extern or static var has variable
21818 size, set TREE_TYPE (decl) to error_mark_node.
21820 2008-04-15 Rafael Espíndola <espindola@google.com>
21822 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21825 2008-04-15 Richard Guenther <rguenther@suse.de>
21827 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21828 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21829 (visit_reference_op_load): Do walk vuse-vdef chains on
21830 vn_reference_lookup.
21831 (visit_reference_op_store): But do not here.
21832 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21833 vn_reference_lookup.
21834 (vn_lookup_with_vuses): But do so here.
21836 2008-04-14 Ian Lance Taylor <iant@google.com>
21838 * fold-const.c (fold_overflow_warning): Remove assertion.
21840 2008-04-15 Ben Elliston <bje@au.ibm.com>
21842 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21843 temp1 local variables.
21845 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21848 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21849 ".text.unlikely" section as executable.
21851 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21853 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21854 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21855 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21856 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21857 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21858 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21859 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21861 2008-04-14 Ian Lance Taylor <iant@google.com>
21863 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21864 * fold-const.c (fold_comparison): If appropriate, test
21865 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21866 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21867 reassociating a pointer type.
21868 * doc/invoke.texi (Optimize Options): Document that
21869 -fstrict-overflow applies to pointer wraparound.
21871 2008-04-13 Jan Hubicka <jh@suse.cz>
21873 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21875 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21877 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21878 we are going to "save the world".
21880 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21882 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21883 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21884 operand 0 constraint, not "=".
21886 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21888 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21890 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21892 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21893 of size of positions_needed * CHAR_BIT.
21895 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21897 PR middle-end/35897
21898 * dse.c (store_info): Change positions_needed to unsigned
21900 (lowpart_bitmask): New.
21901 (record_store): Cast to unsigned HOST_WIDE_INT for
21902 positions_needed. Assert width <= size of positions_needed *
21903 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21904 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21905 lowpart_bitmask to set mask.
21907 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21909 * config/bfin/constraints.md: New file.
21910 * config/bfin/bfin.md: Include it.
21911 (adddi3): Use satisfies_constraint functions instead of the old macros.
21912 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21913 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21914 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21915 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21916 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21917 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21918 EXTRA_CONSTRAINT): Delete.
21919 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21920 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21922 * config/bfin/bfin.c: Include "tm-constrs.h".
21923 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21924 Use satisfies_constraint functions instead of the old macros.
21925 * doc/md.texi (Blackfin Constraints): Update file name reference.
21927 2008-04-11 Richard Guenther <rguenther@suse.de>
21929 PR tree-optimization/35869
21930 * tree-vrp.c (execute_vrp): Move switch statement update after
21931 jump threading. Schedule another cfg cleanup run.
21933 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21936 * attribs.c (decl_attributes): Return early on errorneous node.
21938 2008-04-10 Oleg Ryjkov <olegr@google.com>
21940 * tree.h (struct tree_base): Added a new flag default_def_flag.
21941 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21943 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21945 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21947 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21950 * pa.md: Define mode iterator P. Define mode attribute dwc.
21951 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21952 (icacheflush): Likewise.
21953 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21954 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21956 2008-04-11 Ben Elliston <bje@au.ibm.com>
21958 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21960 2008-04-10 Rafael Espíndola <espindola@google.com>
21962 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21963 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21964 (extract_range_from_expr): The same.
21966 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21968 * config/mips/mips.md (GPR2): New mode iterator.
21969 (seq): Add comment.
21970 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21971 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21972 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21973 Rewrite these to take two modes, the mode of comparison and the
21974 mode of the destination.
21975 * config/mips/mips.c (mips_expand_scc): Instead of having
21976 paradoxical subreg as destination, expand "narrowing" scc if mode
21977 of comparison is SI and target is requested in DI mode.
21978 (mips_emit_int_order_test): Update comment. Make mode of
21979 comparison match CMP0 rather than TARGET. When creating inverse
21980 target use mode of TARGET.
21982 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21984 * gcov-dump.c (tag_summary): Only print summaries for the first
21985 GCOV_COUNTERS_SUMMABLE counters.
21987 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21989 * config/i386/i386.md (absneg): New code iterator.
21990 (absnegprefix): New code attribute.
21991 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21992 patterns using absneg code iterator.
21993 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21994 using absneg code iterator.
21995 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21996 *neg<mode>2 patterns using absneg code iterator.
21997 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21998 *negextendsfdf2 patterns using absneg code iterator.
21999 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22000 *negextendsfxf2 patterns using absneg code iterator.
22001 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22002 *negextendsfdf2 patterns using absneg code iterator.
22003 * config/i386/sse.md (<code><mode>2): Macroize expander from
22004 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22006 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22008 * config/s390/s390.h: Remove the remains of the recent search
22009 & replace action of current_function_outgoing_args_size.
22011 2008-04-10 Ira Rosen <irar@il.ibm.com>
22013 PR tree-optimization/35821
22014 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22015 NEW_STMT_LIST is not NULL.
22017 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22020 * toplev.c (process_options): Remove -ffunction-sections debugging
22023 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22025 PR middle-end/PR28690
22026 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22027 than gen_rtx_fmt_ee to perform more canonicalizations.
22029 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22032 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22034 2008-04-09 Richard Guenther <rguenther@suse.de>
22036 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22037 (dump_function_to_file): Dump function arguments with types.
22039 2008-04-08 Richard Guenther <rguenther@suse.de>
22041 * fold-const.c (fold_widened_comparison): Do not allow
22042 sign-changes that change the result.
22044 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22047 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22048 kinds of indirect references.
22050 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22052 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22053 GNU Fortran language string.
22055 2008-04-08 Rafael Espíndola <espindola@google.com>
22057 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22058 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22059 * tree.h (tree_call_nonnegative_warnv_p): New.
22061 2008-04-08 Jan Hubicka <jh@suse.cz>
22063 * function.c (free_after_compilation): Clear out regno_reg_rtx
22066 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22069 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22071 PR middle-end/PR28690
22072 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22073 same precedence as REG_POINTER and MEM_POINTER operands.
22075 2008-04-08 Richard Guenther <rguenther@suse.de>
22077 PR middle-end/35834
22078 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22079 for adding index to base.
22081 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22083 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22084 (MINGW_ENABLE_EXECUTE_STACK): New.
22085 (IN_LIBGCC2): For libgcc include windows.h file for
22086 function declarations.
22088 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22090 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22091 and tem2 if tem1 is not a REG or MULT.
22093 2008-04-08 Jan Hubicka <jh@suse.cz>
22095 * function.h (incomming_args): Break out of struct function.
22096 (function_subsections): Break out of struct function.
22097 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22098 return_rtx and hard_reg_initial_vals from struct function.
22099 Kill inl_max_label_num.
22100 (current_function_pops_args, current_function_args_info,
22101 current_function_args_size, current_function_args_size,
22102 current_function_pretend_args_size,
22103 current_function_outgoing_args_size,
22104 current_function_internal_arg_pointer, current_function_return_rtx):
22105 Kill compatibility accestor macros.
22106 * builtins.c (expand_builtin_apply_args_1): Update.
22107 (expand_builtin_next_arg): Update.
22108 * df-scan.c (df_get_call_refs): Update.
22109 * dbxout.c (dbxout_function_end): Update.
22110 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22111 (output_line_info): Update.
22112 (secname_for_decl): Update.
22113 (dwarf2out_var_location): Update.
22114 * function.c (free_after_compilation): Update.
22115 (assign_parm_find_stack_rtl): Update.
22116 (assign_parms): Update.
22117 (expand_dummy_function_end): Update.
22118 (expand_function_end): Update.
22119 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22120 (expand_call): Update.
22121 (emit_library_call_value_1): Update.
22122 (store_one_arg): Update.
22123 * varasm.c (initialize_cold_section_name): Update.
22124 (unlikely_text_section): Update.
22125 (unlikely_text_section_p): Update.
22126 (assemble_start_function): Update.
22127 (assemble_end_function): Update.
22128 (default_section_type_flags): Update.
22129 (switch_to_section): Update.
22130 * integrate.c (set_decl_abstract_flags): Update.
22131 (get_hard_reg_initial_val): Update.
22132 (has_hard_reg_initial_val): Update.
22133 (allocate_initial_values): Update.
22134 * resource.c (init_resource_info): Update.
22135 * config/alpha/alpha.c (NUM_ARGS): Update.
22136 (direct_return): Update.
22137 (alpha_va_start): Update.
22138 (alpha_sa_size): Update.
22139 (alpha_initial_elimination_offset): Update.
22140 (alpha_expand_prologue): Update.
22141 (alpha_start_function): Update.
22142 (alpha_expand_epilogue): Update.
22143 (unicosmk_initial_elimination_offset):
22144 * config/alpha/alpha.md (call expander): Update.
22145 * config/s390/s390.c (s390_register_info): Update.
22146 (s390_register_info): Update.
22147 (s390_frame_info): Update.
22148 (s390_initial_elimination_offset): Update.
22149 (s390_build_builtin_va_list): Update.
22150 (s390_va_start): Update.
22151 * config/spu/spu.c (direct_return): Update.
22152 (spu_expand_prologue): Update.
22153 (spu_initial_elimination_offset): Update.
22154 (spu_build_builtin_va_list): Update.
22155 (spu_va_start): Update.
22156 * config/sparc/sparc.c (sparc_init_modes): Update.
22157 (sparc_compute_frame_size): Update.
22158 (function_value): Update.
22159 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22160 * config/i386/i386.md (return expander): Update.
22161 * config/i386/i386.c (ix86_va_start): Update.
22162 (ix86_can_use_return_insn_p): Update.
22163 (ix86_compute_frame_layout): Update.
22164 (ix86_expand_epilogue): Update.
22165 * config/sh/sh.c (output_stack_adjust): Update.
22166 (calc_live_regs): Update.
22167 (sh_expand_prologue): Update.
22168 (sh_builtin_saveregs): Update.
22169 (sh_va_start): Update.
22170 (initial_elimination_offset): Update.
22171 (sh_allocate_initial_value): Update.
22172 (sh_function_ok_for_sibcall): Update.
22173 (sh_get_pr_initial_val): Update.
22174 * config/sh/sh.md (return expander): Update.
22175 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22176 * config/crx/crx.c (crx_compute_frame): UPdate.
22177 (crx_initial_elimination_offset): UPdate.
22178 * config/xtensa/xtensa.c (compute_frame_size): Update
22179 (xtensa_builtin_saveregs): Update.
22180 (xtensa_va_start): Update.
22181 (order_regs_for_local_alloc): Update.
22182 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22183 (xstormy16_expand_builtin_va_start): Update.
22184 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22185 * config/m68hc11/m68hc11.md (return expanders): Update.
22186 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22187 (expand_epilogue): Update.
22188 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22189 (cris_simple_epilogue): Update.
22190 (cris_expand_prologue): Update.
22191 (cris_expand_epilogue): Update.
22192 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22193 (compute_frame_size): Update.
22194 * config/mt/mt.c (mt_compute_frame_size): Update.
22195 * config/mn10300/mn10300.c (expand_prologue): Update.
22196 (expand_epilogue): Update.
22197 (initial_offset): Update.
22198 (mn10300_builtin_saveregs):
22199 * config/mn10300/mn10300.md (return expander): Update.
22200 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22201 (ia64_initial_elimination_offset): Update.
22202 (ia64_initial_elimination_offset): Update.
22203 (ia64_expand_prologue): Update.
22204 * config/m68k/m68k.md (return expander): Update.
22205 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22206 (rs6000_stack_info): Update.
22207 * config/mcore/mcore.c (layout_mcore_frame): Update.
22208 (mcore_expand_prolog): Update.
22209 * config/arc/arc.c (arc_compute_frame_size): Update.
22210 * config/score/score3.c (score3_compute_frame_size): Update.
22211 * config/score/score7.c (score7_compute_frame_size): Update.
22212 * config/arm/arm.c (use_return_insn): Update.
22213 (thumb_find_work_register): Update.
22214 (arm_compute_save_reg_mask): Update.
22215 (arm_output_function_prologue): Update.
22216 (arm_output_epilogue): Update.
22217 (arm_size_return_regs): Update.
22218 (arm_get_frame_offsets): Update.
22219 (arm_expand_prologue): Update.
22220 (thumb_exit): Update.
22221 (thumb_unexpanded_epilogue): Update.
22222 (thumb1_output_function_prologue): Update.
22223 * config/pa/pa.md (return expander): Update.
22224 * config/pa/pa.c (compute_frame_size): Update.
22225 (hppa_builtin_saveregs): Update.
22226 * config/mips/mips.c (mips_va_start): Update.
22227 (mips16_build_function_stub): Update.
22228 (mips_compute_frame_info): Update.
22229 (mips_restore_gp): Update.
22230 (mips_output_function_prologue): Update.
22231 (mips_expand_prologue): Update.
22232 * config/v850/v850.c (compute_frame_size): Update.
22233 (expand_prologue): * config/mmix/mmix.c (along): update.
22234 (mmix_initial_elimination_offset): update.
22235 (mmix_reorg): update.
22236 (mmix_use_simple_return): update.
22237 (mmix_expand_prologue): update.
22238 (mmix_expand_epilogue): Update.
22239 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22240 (emit_link_insn): Update.
22242 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22244 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22245 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22247 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22250 2008-04-07 Jan Hubicka <jh@suse.cz>
22252 * function.h (rtl): Rename to x_rtl.
22253 (crtl): New define.
22254 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22255 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22256 used_temp_slots avail_temp_slots, temp_slot_level,
22257 nonlocal_goto_handler_labels): Update accesstors.
22258 (rtl): New global variable.
22259 (struct function): Move some fileds to rtl_data.
22260 (get_arg_pointer_save_area): Update prototype.
22261 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22262 get_arg_pointer_save_area.
22263 * expr.c (init_expr): Update
22264 * function.c (get_frame_size): Update
22265 (assign_stack_local): Update
22266 (expand_function_end): Update.
22267 (get_art_pointer_save_area): Update
22269 * emit-rtl.c (rtl): Declare.
22270 (regno_reg_rtx): Declare.
22271 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22273 (gen_reg_rtx): Update.
22274 * varasm.c (n_deferred_constatns): Update accestor.
22275 (init_varasm_status): Do not allocate varasm_status.
22276 (force_const_mem, get_pool_size, output_constant_pool): Update.
22277 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22278 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22279 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22280 * sparc/sparc.h (INIT_EXPANDERS): Update.
22281 * ia64/ia64.h (INIT_EXPANDERS): Update.
22283 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22285 * reload.c (push_secondary_reload): Add missing break to for loop.
22287 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22289 PR middle-end/PR28690
22290 * rtlanal.c: Update copyright years.
22291 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22292 as REG_POINTER and MEM_POINTER operands.
22293 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22294 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22295 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22296 * gcse.c: Update copyright years.
22297 (pre_delete): Call gen_reg_rtx_and_attrs.
22298 (hoist_code): Likewise.
22299 (build_store_vectors): Likewise.
22300 (delete_store): Likewise.
22301 * loop-invariant.c (move_invariant_reg): Likewise.
22302 Update copyright years.
22304 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22306 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22307 control string instead of quoted.
22309 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22311 * doc/rtl.texi: Rewrite of subreg section.
22313 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22316 * config/i386/i386.c (legitimize_pic_address): Add treating
22317 of dllimport SYM_REF's.
22318 (legitimize_dllimport_symbol): Add prototype.
22320 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22322 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22323 reference in constructor with non self-referential type.
22325 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22327 Removal of Return with Depressed Stack Pointer support
22328 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22329 (ECF_SP_DEPRESSED): Likewise.
22330 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22331 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22332 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22333 (expand_call): Do not test ECF_SP_DEPRESSED.
22334 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22335 * function.c (keep_stack_depressed): Delete.
22336 (handle_epilogue_set): Likewise.
22337 (update_epilogue_consts): Likewise.
22338 (emit_equiv_load): Likewise.
22339 (thread_prologue_and_epilogue_insns): Remove support for Return with
22340 Depressed Stack Pointer.
22341 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22343 2008-04-06 Richard Guenther <rguenther@suse.de>
22345 PR tree-optimization/35400
22346 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22347 information from SSA_NAMEs.
22349 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22351 * config/avr/avr.h (avr_mega_p): Remove declaration.
22352 (AVR_MEGA): Remove macro.
22353 * config/avr/avr.c (avr_mega_p): Remove variable.
22354 (avr_override_options): Remove inicializion of avr_mega_p.
22355 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22356 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22357 (avr_jump_mode): (Ditto.).
22358 (avr_output_progmem_section_asm_op): (Ditto.).
22359 (avr_asm_init_sections): (Ditto.).
22360 (avr_asm_init_sections): (Ditto.).
22361 (avr_rtx_costs): (Ditto.).
22362 * config/avr/avr.md: (Ditto.).
22363 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22366 2008-04-06 Richard Guenther <rguenther@suse.de>
22368 PR tree-optimization/35842
22369 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22370 is_gimple_invariant_address.
22372 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22374 * gcc.c (default_compilers): Sync Fortran extensions list with
22375 that in fortran/lang-specs.h.
22376 * doc/invoke.texi: Likewise.
22377 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22378 * dwarf2out.c (gen_compile_unit_die): Likewise.
22380 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22382 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22384 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22387 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22388 attribute is used for nested functions.
22390 2008-04-05 Jan Hubicka <jh@suse.cz>
22392 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22394 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22396 (dump_files): Update.
22397 (enable_rtl_dump_file): Do not accept letter argument.
22398 * tree-pass.h (dump_file_info): Remove letter argument.
22399 * toplev.c (decode_d_option): Update -da handling.
22400 * toplev.h (enable_rtl_dump_file): Update prototype.
22401 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22402 it out based on pass type.
22403 (register_dump_files_1): Likewise.
22404 (init_optimization_passes): Update register_one_dump_file calls.
22405 (execute_one_pass): Sanity check that IPA passes are called at IPA
22406 level and RTL passes at RTL level.
22407 (execute_pass_list): IPA pass can not be after or subpass of
22409 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22410 disallov RTL subpasses of IPA subpasses.
22412 2008-04-05 Ben Elliston <bje@au.ibm.com>
22414 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22415 builtins that return exactly once and do not throw. Cache call to
22418 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22420 PR rtl-optimization/34916
22421 PR middle-end/35519
22422 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22423 between instruction pairs.
22425 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22427 * doc/invoke.texi: Document -mbitops for SH.
22428 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22429 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22430 * config/sh/sh.c (print_operand): Add %t operand code.
22431 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22432 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22433 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22434 (extendqihi2): Likewise.
22435 (movqi_i): Likewise.
22436 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22437 (extv): Use bld instruction for SH2A if possible.
22439 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22440 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22441 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22442 (bset.b, bclr.b): Define peepholes.
22443 * config/sh/sh.opt (mbitops): New option.
22445 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22448 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22449 and view convert expression.
22451 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22454 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22456 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22458 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22460 * config/i386/cpuid.h (bit_AES): New.
22461 (bit_PCLMUL): Likewise.
22463 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22464 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22465 SSE2 if AES or PCLMUL is enabled.
22466 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22467 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22468 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22469 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22470 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22471 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22472 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22473 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22474 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22475 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22476 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22477 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22478 __builtin_ia32_aeskeygenassist128 and
22479 __builtin_ia32_pclmulqdq128.
22480 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22481 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22482 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22484 * config/i386/i386.h (TARGET_AES): New.
22485 (TARGET_PCLMUL): Likewise.
22486 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22488 * config/i386/i386.md (UNSPEC_AESENC): New.
22489 (UNSPEC_AESENCLAST): Likewise.
22490 (UNSPEC_AESDEC): Likewise.
22491 (UNSPEC_AESDECLAST): Likewise.
22492 (UNSPEC_AESIMC): Likewise.
22493 (UNSPEC_AESKEYGENASSIST): Likewise.
22494 (UNSPEC_PCLMUL): Likewise.
22496 * config/i386/i386.opt (maes): New.
22497 (mpclmul): Likewise.
22499 * config/i386/sse.md (aesenc): New pattern.
22500 (aesenclast): Likewise.
22501 (aesdec): Likewise.
22502 (aesdeclast): Likewise.
22503 (aesimc): Likewise.
22504 (aeskeygenassist): Likewise.
22505 (pclmulqdq): Likewise.
22507 * config/i386/wmmintrin.h: New.
22509 * doc/extend.texi: Document AES and PCLMUL built-in function.
22511 * doc/invoke.texi: Document -maes and -mpclmul.
22513 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22515 * function.c (free_after_parsing): Replace with
22516 cxx_push_function_context from C++ front-end.
22517 (allocate_struct_function): Don't call langhook.
22518 * langhooks.h (struct lang_hooks_for_functions): Delete.
22519 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22521 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22522 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22523 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22524 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22525 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22526 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22527 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22529 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22530 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22532 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22535 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22538 2008-04-04 Richard Guenther <rguenther@suse.de>
22540 PR middle-end/35823
22541 * fold-const.c (optimize_minmax_comparison): Use the correct
22542 type for the constant in the simplified comparison.
22544 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22546 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22547 Pass L2 size as "--param l2-cache-size" to the compiler.
22548 (decode_l2_cache): New function to decode L2 cache parameters using
22549 0x8000006 extended cpuid function.
22550 (detect_caches_amd): Determine parameters of L2 cache using
22551 decode_l2_caches function.
22552 (decode_caches_intel): Decode L2 cache parameters.
22553 (detect_caches_intel): Determine L2 cache parameters using
22554 decode_caches_intel and decode_l2_caches functions.
22556 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22558 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22559 secondary input reload for subword loads from the constant pool.
22561 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22564 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22565 constants of the appropriate size for runtime calculations.
22568 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22569 decimal-float literal constant zero.
22571 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22574 * c-parser.c (c_parser_omp_atomic): Call
22575 default_function_array_conversion on the RHS.
22577 PR middle-end/35818
22578 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22579 call is_variable_sized if decl has incomplete type.
22581 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22583 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22585 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22587 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22589 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22590 (sgt<u>): Merge sgt and sgtu into new expander.
22591 (sgt, sgtu): Remove expanders.
22592 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22593 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22594 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22595 *sgtu_<mode>_mips16 into new pattern.
22596 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22597 (sge<u>): Merge sge and sgeu into new expander.
22598 (sge, sgeu): Remove expanders.
22599 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22601 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22602 (slt<u>): Merge slt and sltu into new expander.
22603 (slt, sltu): Remove expanders.
22604 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22605 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22606 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22607 *sltu_<mode>_mips16 into new pattern.
22608 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22609 (sle<u>): Merge sle and sleu into new expander.
22610 (sle, sleu): Remove expanders.
22611 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22612 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22613 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22614 *sleu_<mode>_mips16 into new pattern.
22615 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22617 2008-04-03 Jan Hubicka <jh@suse.cz>
22619 PR tree-optimization/35795
22620 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22621 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22622 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22623 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22624 * score/score3.c (score3_output_mi_thunk): Likewise.
22625 * score/score7.c (score7_output_mi_thunk): Likewise.
22626 * mips/mips.c (mips_output_mi_thunk): Likewise.
22628 2008-04-03 Richard Guenther <rguenther@suse.de>
22630 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22631 conversions. Simplify code.
22633 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22635 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22637 2008-04-03 Tom Tromey <tromey@redhat.com>
22638 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22640 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22641 * config/bfin/t-bfin-linux (generated_files): Add
22642 linux-sysroot-suffix.h.
22643 * doc/install.texi (Prerequisites): Require make 3.80.
22644 * doc/sourcebuild.texi (Front End Directory): Document new
22646 * Makefile.in (generated_files): New variable.
22647 (ALL_HOST_OBJS): New variable.
22648 ($(ALL_HOST_OBJS)): New target.
22650 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22652 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22653 (remap_block): Call id->transform_lang_insert_block instead
22655 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22656 Set id.transform_lang_insert_block to NULL.
22657 (clone_body): Move to cp/optimize.c
22658 * tree-inline.h (struct copy_body_data): Change
22659 transform_lang_insert_block to function pointer.
22660 (copy_generic_body, copy_decl_no_change): Export.
22661 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22662 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22663 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22665 * c-tree.h (insert_block): Kill.
22666 * c-decl.c (insert_block): Kill.
22668 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22670 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22671 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22672 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22674 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22675 argument, call {push,pop}_function_context from here.
22676 * c-parser.c: Use c_{push,pop}_function_context.
22678 * function.c (push_function_context_to): Move meat ...
22679 (push_function_context): ... here. Simplify.
22680 * function.c (pop_function_context_from): Move meat ...
22681 (pop_function_context): ... here. Simplify.
22682 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22684 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22685 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22686 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22687 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22689 2008-04-03 Ben Elliston <bje@au.ibm.com>
22691 * expmed.c (extract_force_align_mem_bit_field): Remove.
22693 2008-04-03 Richard Guenther <rguenther@suse.de>
22695 PR middle-end/35800
22696 * expr.h (try_casesi): Adjust prototype.
22697 * expr.c (try_casesi): Take fallback label as extra parameter.
22698 Use that for gen_casesi if default_label is NULL.
22699 * stmt.c (expand_case): Pass fallback label to try_casesi,
22700 make sure to fill gaps with a fallback label if default_label
22703 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22706 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22708 2008-04-03 Ben Elliston <bje@au.ibm.com>
22710 * expmed.c (extract_split_bit_field): Remove if (0) code.
22711 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22712 (do_ds_constraint): Likewise.
22714 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22716 * doc/cppopts.texi (-dU): Document.
22717 * c-common.h (flag_dump_macros): Update comment.
22718 * c-opts.c (handle_OPT_d): Handle -dU.
22719 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22720 dump_queued_macros, cb_used_define, cb_used_undef): New.
22721 (init_pp_output): Handle -dU.
22722 (cb_line_change): Call dump_queued_macros.
22723 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22725 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22727 * config/avr/predicates.md (io_address_operand): New predicate.
22728 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22729 * config/avr/avr.c (avr_io_address_p): Remove function.
22730 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22731 'avr_io_address_p' function.
22732 (out_movhi_r_mr): (Ditto.).
22733 (out_movqi_mr_r): (Ditto.).
22734 (out_movhi_mr_r): (Ditto.).
22735 (avr_address_cost): (Ditto.).
22737 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22739 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22740 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22741 in 32bit mode when XMM registers are available to avoid store
22743 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22744 corresponding post-reload splitters.
22746 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22748 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22749 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22750 __builtin_ia32_roundss.
22751 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22752 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22753 __builtin_ia32_roundss.
22754 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22755 IX86_BUILTIN_SHUFPD here.
22757 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22759 * config/i386/i386.md (plogic): New.
22760 (plogicprefix): Likewise.
22762 * config/i386/mmx.md (mmx_<code><mode>3): New.
22763 (mmx_and<mode>3): Removed.
22764 (mmx_ior<mode>3): Likewise.
22765 (mmx_xor<mode>3): Likewise.
22767 * config/i386/sse.md (<code><mode>3): New.
22768 (*<code><mode>3): Likewise.
22769 (*<code><mode>3): Likewise.
22770 (<code><mode>3): Likewise.
22771 (*sse_<code><mode>3): Likewise.
22772 (*sse2_<code><mode>3): Likewise.
22773 (<code>tf3): Likewise.
22774 (*<code>tf3): Likewise.
22775 (and<mode>3): Likewise.
22776 (*and<mode>3): Likewise.
22777 (ior<mode>3): Removed.
22778 (*ior<mode>3): Likewise.
22779 (xor<mode>3): Likewise.
22780 (*xor<mode>3): Likewise.
22781 (*and<mode>3): Likewise.
22782 (*ior<mode>3): Likewise.
22783 (*xor<mode>3): Likewise.
22784 (and<mode>3): Likewise.
22785 (*sse_and<mode>3): Likewise.
22786 (*sse2_and<mode>3): Likewise.
22787 (andtf3): Likewise.
22788 (*andtf3): Likewise.
22789 (ior<mode>3): Likewise.
22790 (*sse_ior<mode>3): Likewise.
22791 (*sse2_ior<mode>3): Likewise.
22792 (iortf3): Likewise.
22793 (*iortf3): Likewise.
22794 (xor<mode>3): Likewise.
22795 (*sse_xor<mode>3): Likewise.
22796 (*sse2_xor<mode>3): Likewise.
22797 (xortf3): Likewise.
22798 (*xortf3): Likewise.
22800 2008-04-02 Richard Guenther <rguenther@suse.de>
22802 PR tree-optimization/14495
22803 PR tree-optimization/34793
22804 * tree-vrp.c (struct switch_update): New structure.
22805 (to_remove_edges, to_update_switch_stmts): New VECs.
22806 (simplify_switch_using_ranges): New function. Remove not taken
22807 case labels and edges.
22808 (simplify_stmt_using_ranges): Call it.
22809 (identify_jump_threads): Mark edges we have queued for removal
22810 so we don't thread them.
22811 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22813 * tree-cfg.c (group_case_labels): Deal with missing default label.
22814 (tree_verify_flow_info): Allow missing default label.
22815 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22816 (emit_case_nodes): Likewise.
22817 (expand_case): Do not rely on the default label to be present.
22818 * expr.c (try_casesi): Deal with NULL default_label.
22819 (do_tablejump): Likewise.
22821 2008-04-02 Richard Guenther <rguenther@suse.de>
22823 PR tree-optimization/14495
22824 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22825 SWITCH_EXPR here ...
22826 (vrp_visit_switch_stmt): ... but here (new function).
22827 (find_case_label_index): New helper function.
22828 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22830 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22832 * fwprop.c: Fix ISO-C99ism.
22834 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22837 * Makefile.in (objdir): Set it here.
22838 * configure.ac: Not here. Find dynamic linker characteristics.
22839 * exec-tool.in: Use them.
22840 * aclocal.m4: Regenerate.
22841 * configure: Regenerate.
22843 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22845 * expr.c (expand_var): Delete it.
22846 * expr.h (expand_var): Delete prototype.
22847 * function.c (expand_function_start): Use expand_decl instead.
22848 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22851 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22853 PR rtl-optimization/35542
22854 * fwprop.c (forward_propagate_and_simplify): Replace
22855 loc_reg_mentioned_in_p with reg_mentioned_p.
22857 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22859 PR rtl-optimization/35281
22860 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22861 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22862 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22863 (varying_mem_p): Move above propagate_rtx.
22864 (all_uses_available_at): Do not check MEMs.
22866 2008-04-02 Rafael Espíndola <espindola@google.com>
22868 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22869 (register_edge_assert_for_2): Split the cond argument.
22870 (register_edge_assert_for_1): Adjust for the change in
22871 register_edge_assert_for_2.
22872 (register_edge_assert_for): Split the cond argument.
22873 (find_switch_asserts): Adjust for the change in
22874 register_edge_assert_for.
22876 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22878 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22879 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22880 offsets for 64-bit mingw.
22881 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22882 abi for x86_64-pc-mingw.
22884 2008-04-02 Richard Guenther <rguenther@suse.de>
22886 * tree-vrp.c (extract_range_from_assert): Make sure to not
22887 produce range min/max with TREE_OVERFOW set.
22888 If merging a anti-range and a range keep the anti-range if
22889 the range covers all values of the type.
22890 (register_edge_assert_for_2): Only allow sign-changing
22891 conversions in detecting canonical range checks. Also
22892 register an assert for the unsigned name if useful.
22894 PR tree-optimization/35787
22895 * tree-vrp.c (vrp_val_max): New function.
22896 (vrp_val_min): Likewise.
22897 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22898 (vrp_val_is_min): Likewise.
22899 (supports_overflow_infinity): Use vrp_val_{min,max}.
22900 (negative_overflow_infinity): Likewise.
22901 (positive_overflow_infinity): Likewise.
22902 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22903 (is_positive_overflow_infinity): Likewise.
22904 (is_overflow_infinity): Likewise.
22905 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22906 vrp_val_is_{min,max}.
22907 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22908 to ranges if possible. Avoid empty ranges.
22910 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22912 PR middle-end/35705
22913 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22914 the expression is a function address.
22916 2008-04-01 George Helffrich <george@gcc.gnu.org>
22918 PR fortran/35154, fortran/23057
22919 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22920 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22921 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22922 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22924 (dbxout_syms): Check for COMMON-based symbol and wrap in
22925 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22926 in bracket for efficiency.
22928 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22929 using DW_TAG_common_block + member offset.
22930 (add_pubname_string): New function.
22931 (dw_expand_expr): New function to find block name and offset for
22933 (common_check): New function to check whether symbol in Fortran COMMON.
22934 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22936 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22939 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22941 2008-04-02 Ben Elliston <bje@au.ibm.com>
22943 * config/v850/v850.md (casesi): Remove if (0) code.
22944 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22945 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22947 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22949 * config/i386/i386.md (rex64suffix): New mode attribute.
22950 (floathi<mode>2): Disable expander for SSE math.
22951 (*floathi<mode>2_1): New insn insn_and_split pattern.
22952 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22953 corresponding post-reload splitters.
22954 (*floathi<mode>2_i387): New macroized insn pattern.
22955 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22956 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22957 insn_and_split pattern.
22958 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22959 New macroized instruction patterns and corresponding post-reload
22961 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22962 and corresponding post-reload splitters.
22963 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22964 New macroized instruction patterns.
22965 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22966 macroized instruction patterns and corresponding post-reload splitters.
22967 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22968 corresponding post-reload splitters.
22969 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22970 New macroized instruction patterns.
22971 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22972 corresponding post-reload splitters.
22973 (*floatsi<mode>2_i387): New macroized instruction patterns.
22975 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22977 * config/i386/i386.md (smaxmin): New.
22978 (umaxmin): Likewise.
22979 (maxminiprefix): Likewise.
22980 (maxminfprefix): Likewise.
22981 (<code><mode>3): Likewise.
22982 (smin<mode>3): Removed.
22983 (smax<mode>3): Likewise.
22985 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22986 (mmx_<code>v4hi3): Likewise.
22987 (mmx_<code>v8qi3): Likewise.
22988 (mmx_smaxv2sf3): Removed.
22989 (mmx_sminv2sf3): Likewise.
22990 (mmx_umaxv8qi3): Likewise.
22991 (mmx_smaxv4hi3): Likewise.
22992 (mmx_uminv8qi3): Likewise.
22993 (mmx_sminv4hi3): Likewise.
22995 * config/i386/sse.md (<addsub><mode>3): New.
22996 (*<addsub><mode>3): Likewise.
22997 (<sse>_vm<addsub><mode>3): Likewise.
22998 (<maxmin><mode>3): Likewise.
22999 (*<maxmin><mode>3_finite): Likewise.
23000 (*<maxmin><mode>3): Likewise.
23001 (<sse>_vm<maxmin><mode>3): Likewise.
23002 (sse3_h<addsub>v4sf3): Likewise.
23003 (sse3_h<addsub>v2df3): Likewise.
23004 (<maxmin>v16qi3): Likewise.
23005 (*<maxmin>v16qi3): Likewise.
23006 (<maxmin>v8hi3): Likewise.
23007 (*<maxmin>v8hi3): Likewise.
23008 (*sse4_1_<maxmin><mode>3): Likewise.
23009 (*sse4_1_<maxmin><mode>3): Likewise.
23010 (add<mode>3): Removed.
23011 (*add<mode>3): Likewise.
23012 (<sse>_vmadd<mode>3): Likewise.
23013 (sub<mode>3): Likewise.
23014 (*sub<mode>3): Likewise.
23015 (<sse>_vmsub<mode>3): Likewise.
23016 (smin<mode>3): Likewise.
23017 (*smin<mode>3_finite): Likewise.
23018 (*smin<mode>3): Likewise.
23019 (<sse>_vmsmin<mode>3): Likewise.
23020 (smax<mode>3): Likewise.
23021 (*smax<mode>3_finite): Likewise.
23022 (*smax<mode>3): Likewise.
23023 (<sse>_vmsmax<mode>3): Likewise.
23024 (sse3_haddv4sf3): Likewise.
23025 (sse3_haddv2df3): Likewise.
23026 (sse3_hsubv4sf3): Likewise.
23027 (sse3_hsubv2df3): Likewise.
23028 (umaxv16qi3): Likewise.
23029 (*umaxv16qi3): Likewise.
23030 (smaxv8hi3): Likewise.
23031 (*smaxv8hi3): Likewise.
23032 (*sse4_1_smax<mode>3): Likewise.
23033 (*sse4_1_umax<mode>3): Likewise.
23034 (uminv16qi3): Likewise.
23035 (*uminv16qi3): Likewise.
23036 (sminv8hi3): Likewise.
23037 (*sminv8hi3): Likewise.
23038 (*sse4_1_smin<mode>3): Likewise.
23039 (*sse4_1_umin<mode>3): Likewise.
23041 2008-04-01 Rafael Espíndola <espindola@google.com>
23043 * tree-cfg.c (verify_expr): remove in_phi.
23044 (verify_stmt): Don't call walk_tree with verify_expr. Use
23045 is_gimple_min_invariant instead of is_gimple_val.
23047 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23049 * doc/include/gpl_v3.texi: Update for manpage generation.
23050 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23052 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23053 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23054 gpl_v3.texi instead of gpl.texi.
23057 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23060 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23062 2008-04-01 Rafael Espíndola <espindola@google.com>
23064 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23065 (extract_code_and_val_from_cond): Use
23066 extract_code_and_val_from_cond_with_ops.
23068 2008-04-01 Jan Hubicka <jh@suse.cz>
23070 * function.c (free_after_compilation): Free epilogue_delay_list.
23071 (prepare_function_start): Assert that previous compilation was freed.
23073 2008-04-01 Jan Hubicka <jh@suse.cz>
23074 Jim Wilson <wilson@tuliptree.org>
23075 Andreas Tobler <andreast@gcc.gnu.org>
23077 PR middle-end/35781
23078 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23079 rtl.emit instead cfun->emit.
23080 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23081 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23083 2008-04-01 Ben Elliston <bje@au.ibm.com>
23085 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23087 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23089 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23091 (fprofile-use): Add var flag_profile_use
23092 * coverage.c (coverage_begin_output): Do not open a gcno file for
23093 output only if -ftest-coverage is set.
23094 Do not add getpwd() to gcda file path.
23095 (build_gcov_info): Check the new flag
23096 flag_profile_datafile_relative_path.
23097 (coverage_init): Use profile_data_prefix.
23098 Read profile counter only if flag_profile_use is set.
23099 * opts.c (common_handle_option): New option fprofile-use=,
23100 fprofile-dir=, fprofile-generate=.
23101 * toplev.c (profile_data_prefix): New variable definition.
23102 * toplev.h (profile_data_prefix): New declaration.
23103 * doc/invoke.tex (Option Summary, Optimization Options):
23106 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23108 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23109 use tmp consistently.
23112 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23113 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23114 UNSPEC_FR_RECIP_APPROX_RES.
23115 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23117 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23120 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23122 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23124 PR middle-end/30186
23125 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23126 element of the vector via a pointer.
23128 2008-03-31 Ian Lance Taylor <iant@google.com>
23130 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23132 2008-03-31 Jan Hubicka <jh@suse.cz>
23134 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23135 get_arg_pointer_save_area.
23136 * expr.c (init_expr): Just clear out rtl.expr.
23137 * function.c (free_after_compilation): Clear out whole RTL structure.
23138 (get_func_frame_size): Merge into ...
23139 (get_frame_size): ... this one.
23140 (assign_stack_local_1): Merge into ...
23141 (assign_stack_local): ... this one.
23142 (expand_function_end): Update call of get_arg_pointer_save_area.
23143 (get_art_pointer_save_area): Remove cfun argument.
23144 * function.h (emit_status): regno_pointer_align does not need length
23145 attribute. Move x_regno_reg_rtx to ...
23146 (regno_reg_rtx): ... new global array.
23147 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23148 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23149 apply_args_value, forced_labels, stack_pointer_delta):
23151 (struct varasm_status): Move here from varasm.c
23152 (struct rtl_data): New. Move here some fields from struct function.
23153 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23154 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23155 used_temp_slots avail_temp_slots, temp_slot_level,
23156 nonlocal_goto_handler_labels): Update accesstors.
23157 (rtl): New global variable.
23158 (struct function): Move some fileds to rtl_data.
23159 (get_arg_pointer_save_area): Update prototype.
23160 * emit-rtl.c (rtl): Declare.
23161 (regno_reg_rtx): Declare.
23162 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23164 (gen_reg_rtx): Update.
23165 (init_virtual_regs): Do not tate emit_status argument.
23166 (init_emit): Do not allocate emit.
23167 * varasm.c (varasm_statuc): Move to function.h.
23168 (n_deferred_constatns): Update accestor.
23169 (init_varasm_status): Do not allocate varasm_status.
23170 (force_const_mem, get_pool_size, output_constant_pool): Update.
23171 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23172 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23174 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23176 PR rtl-optimization/35729
23177 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23180 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23183 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23184 load/store if memory is unaligned.
23185 (*movti_rex64): Likewise.
23187 * config/i386/predicates.md (misaligned_operand): New.
23189 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23192 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23195 2008-03-31 Jan Beulich <jbeulich@novell.com>
23197 * config/ia64/constraints.md: Add 'j' constraint.
23198 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23199 (movdi_internal): Likewise.
23201 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23204 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23206 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23209 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23210 proper error message for the third argument on blendpd and
23213 * config/i386/sse.md (blendbits): New.
23214 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23216 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23218 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23220 2008-03-30 Richard Guenther <rguenther@suse.de>
23222 PR middle-end/31023
23223 * fold-const.c (fold_sign_changed_comparison): Do leave
23224 conversions to base-types alone.
23226 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23228 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23229 the link register if one altivec register is be saved.
23231 2008-03-30 Ben Elliston <bje@au.ibm.com>
23233 * final.c (final_scan_insn): Remove if (0) code.
23235 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23237 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23239 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23241 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23242 of V4SFmode to ix86_binary_operator_ok.
23244 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23246 * config/i386/i386.c (override_options): Initialize
23247 ix86_veclib_handler to ix86_veclibabi_svml when
23248 -mveclibabi=svml is used.
23249 (ix86_veclibabi_svml): New function for SVML ABI style
23250 vectorization support.
23251 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23253 2008-03-28 Rafael Espíndola <espindola@google.com>
23255 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23256 (tree_binary_nonnegative_warnv_p): Make it public.
23257 (tree_single_nonnegative_warnv_p): Make it public.
23258 (tree_invalid_nonnegative_warnv_p): Make it public.
23259 (tree_unary_nonzero_warnv_p): Make it public.
23260 (tree_binary_nonzero_warnv_p): Make it public
23261 (tree_single_nonzero_warnv_p): Make it public.
23262 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23263 (extract_range_from_binary_expr): Split the expr argument.
23264 (extract_range_from_unary_expr): Split the expr argument.
23265 (extract_range_from_comparison): Split the expr argument.
23266 (extract_range_from_expr): Use the new aux functions.
23267 (vrp_evaluate_conditional_warnv): Use
23268 vrp_evaluate_conditional_warnv_with_ops.
23269 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23270 (tree_binary_nonzero_warnv_p): Declare.
23271 (tree_single_nonzero_warnv_p): Declare.
23272 (tree_expr_nonzero_warnv_p): Declare.
23273 (tree_unary_nonnegative_warnv_p): Declare.
23274 (tree_binary_nonnegative_warnv_p): Declare.
23275 (tree_single_nonnegative_warnv_p): Declare.
23276 (tree_invalid_nonnegative_warnv_p): Declare.
23278 2008-03-28 Richard Guenther <rguenther@suse.de>
23280 PR tree-optimization/30317
23281 PR tree-optimization/30911
23282 PR tree-optimization/34793
23283 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23284 (struct assert_locus_d): New member EXPR.
23285 (register_new_assert_for): Add EXPR parameter to support
23286 ASSERT_EXPR <name, expr OP limit>.
23287 (register_edge_assert_for_1): Adjust callers.
23288 (find_assert_locations): Likewise.
23289 (process_assert_insertions_for): Build condition from expression.
23290 (extract_range_from_assert): Handle ASSERT_EXPRs
23291 of the form ASSERT_EXPR <name, expr OP limit>.
23292 (register_edge_assert_for_2): New helper registering
23293 asserts for comparisons. Recognize range tests of the form
23294 (unsigned)i - CST1 OP CST2.
23295 (register_edge_assert_for_1): Use it.
23296 (register_edge_assert_for): Likewise.
23297 (needs_overflow_infinity): Integer sub-types
23298 do not need overflow infinities.
23299 (vrp_val_is_max): The extreme values of integer sub-types
23300 are those of the base type.
23301 (vrp_val_is_min): Likewise.
23302 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23305 2008-03-28 Nick Clifton <nickc@redhat.com>
23308 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23309 Return GENERAL_REGS for stack adjustment reloads.
23311 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23314 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23315 const_vector when all the vectors are constant.
23317 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23319 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23321 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23322 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23324 (s<code>_sf): Use new scc_sf attribute for opcode names.
23326 2008-03-27 Tom Tromey <tromey@redhat.com>
23328 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23329 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23330 config/spu/t-spu-elf, config/i386/t-interix,
23331 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23332 config/i386/x-darwin, config/i386/x-mingw32,
23333 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23334 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23335 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23336 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23337 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23338 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23339 config/score/t-score-elf, config/arm/t-strongarm-pe,
23340 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23341 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23342 Revert automatic dependency patch.
23344 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23347 * config/i386/i386.c (ix86_function_arg_boundary): Align
23348 decimal floating point to its natural boundary.
23350 2008-03-27 Richard Guenther <rguenther@suse.de>
23352 PR middle-end/35716
23353 * fold-const.c (fold_comparison): Restrict distinct decl
23354 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23355 solely rely on operand_equal_p.
23357 2008-03-27 Richard Guenther <rguenther@suse.de>
23360 * c-common.c (handle_weak_attribute): Reject combination of
23363 2008-03-27 Richard Guenther <rguenther@suse.de>
23365 PR tree-optimization/32810
23366 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23367 conversions from DECL_INITIAL.
23368 (fold_const_aggregate_ref): Likewise from constructor elements.
23370 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23372 * tree-affine.h (aff_combination_expand): Declare.
23373 (get_inner_reference_aff): Likewise.
23374 * tree-affine.c (aff_combination_expand): Split out from
23375 tree_to_aff_combination_expand.
23376 (get_inner_reference_aff): New function.
23377 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23378 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23379 (struct lim_aux_data): sm_done field removed.
23380 (mem_ref_loc_p, mem_ref_locs_p): New types.
23381 (struct mem_ref): Added id, stored, accesses_in_loop,
23382 indep_loop, dep_loop, indep_ref, dep_ref fields.
23383 Removed is_stored, locs and next fields.
23384 (memory_accesses): New variable.
23385 (movement_possibility): Do not allow moving statements
23386 that store to memory.
23387 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23389 (determine_max_movement): For statements with memory references,
23390 find the outermost loop in that the reference is independent.
23391 (move_computations_stmt): Mark the virtual operands for renaming.
23392 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23393 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23394 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23395 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23396 create_vop_ref_mapping, analyze_memory_references,
23397 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23398 get_all_locs_in_loop, ref_always_accessed_p,
23399 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23400 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23401 store_motion_loop, store_motion): New functions.
23402 (struct vop_to_refs_elt): New type.
23403 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23404 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23405 (schedule_sm): Replaced by...
23406 (execute_sm): ... this.
23407 (determine_lsm_ref, hoist_memory_references,
23408 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23409 find_more_ref_vops, free_mem_ref, free_mem_refs,
23410 determine_lsm_loop, determine_lsm): Removed.
23411 (tree_ssa_lim_finalize): Free data structures used by store motion.
23412 (tree_ssa_lim): Call analyze_memory_references. Use
23413 store_motion instead of determine_lsm.
23415 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23417 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23418 rename tmake_file to m68hc11/t-m68hc11.
23419 (mcore): Set inhibit_libc to true.
23420 * config.host (alpha*-dec-*vms*): Set extra_programs.
23421 (interix3*): Don't use host_xmake_file.
23422 * configure.ac: Let config.gcc override inhibit_libc.
23423 * configure: Regenerate.
23425 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23426 * config/t-openbsd-thread: Remove commented out lines.
23428 * config/x-interix: Remove.
23430 * config/m68hc11/t-m68hc11-gas: Rename to...
23431 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23433 * config/mcore/t-mcore: Remove T_CFLAGS.
23434 * config/mcore/t-mcore-pe: Likewise.
23436 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23438 * configure.ac: Replace custom __GNU_SOURCE test with
23439 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23440 * aclocal.m4: Regenerate.
23441 * configure: Regenerate.
23442 * config.in: Regenerate.
23444 2008-03-27 Richard Guenther <rguenther@suse.de>
23446 * fold-const.c (target.h): Include.
23447 (fold_comparison): Fold comparison of addresses of decls
23448 that bind locally or of constants. Consolidate address folding code.
23449 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23450 results from fold_binary_to_constant.
23451 (compare_values_warnv): Likewise.
23453 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23455 PR middle-end/35429
23456 * fold-const.c (fold_truthop): Check for integeral types when folding
23457 a == 0 && b == 0 and a != 0 || b != 0 .
23459 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23461 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23463 2008-03-26 Andreas Schwab <schwab@suse.de>
23465 * doc/invoke.texi: Fix use of @item vs. @itemx.
23467 2008-03-26 Tom Tromey <tromey@redhat.com>
23469 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23470 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23471 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23472 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23473 build/genconstants.o, build/genemit.o, build/genextract.o,
23474 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23475 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23478 2008-03-26 Richard Guenther <rguenther@suse.de>
23481 2008-03-26 Richard Guenther <rguenther@suse.de>
23483 * fold-const.c (target.h): Include.
23484 (fold_comparison): Fold comparison of addresses of two decls
23485 that bind locally. Consolidate address folding code.
23487 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23489 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23490 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23491 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23492 dconstsqrt2, dconstthird, dconste and/or dconst10.
23493 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23494 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23495 dconstsqrt2, dconste): Delete.
23496 (init_emit_once): Likewise. Simplify initializing dconstm1.
23498 * real.c (get_real_const): New.
23499 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23500 dconstsqrt2, dconste): Delete.
23501 (real_value_const, get_real_const): New.
23503 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23505 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23507 * config/i386/i386.c (ix86_function_arg_boundary): Check
23508 BIGGEST_ALIGNMENT instead of 128.
23509 (setup_incoming_varargs_64): Likewise.
23511 2008-03-26 Tom Tromey <tromey@redhat.com>
23513 * Makefile.in (DEPFILES): Add missing '/'.
23515 2008-03-26 Richard Guenther <rguenther@suse.de>
23517 * fold-const.c (target.h): Include.
23518 (fold_comparison): Fold comparison of addresses of two decls
23519 that bind locally. Consolidate address folding code.
23521 2008-03-26 Nick Clifton <nickc@redhat.com>
23524 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23525 not allow INT+INT as a legitimate addressing mode.
23527 2008-03-26 Richard Guenther <rguenther@suse.de>
23529 * tree-flow.h (widen_bitfield): Remove declaration.
23530 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23531 (widen_bitfield): Remove function.
23532 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23535 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23538 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23541 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23543 PR rtl-optimization/35232
23544 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23545 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23546 reg_reloaded_call_part_clobbered here.
23547 (reload_regs_reach_end_p): New function.
23548 (reload_reg_rtx_for_input): New variable.
23549 (reload_reg_rtx_for_output): Likewise.
23550 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23551 when reassigning a pseudo register. Load reloadreg from
23552 reload_reg_rtx_for_input, moving the mode and register
23554 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23555 instead of the original when deciding whether an input reload
23556 would be a no-op or whether an output reload can be deleted.
23557 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23558 when setting up new_spill_reg_store. Load it from
23559 reload_reg_rtx_for_output, moving the mode and register
23561 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23562 instead of the original when deciding whether an output reload
23563 would be a no-op. Do the same when modifying insn notes.
23564 Use rtx_equal_p instead of == to compare the registers.
23565 (inherit_piecemeal_p): Take a mode and two register numbers
23567 (emit_reload_insns): Clear new_spill_reg_store for every hard
23568 register in the reload register. Remove spill registers
23569 from reg_reloaded_valid before considering whether to record
23570 inheritance information for them. Use reload_reg_rtx_for_output
23571 instead of reg_rtx when recording output reloads. Use
23572 reload_reg_rtx_for_input instead of reg_rtx when recording
23573 input reloads. Set or clear reg_reloaded_call_part_clobbered
23574 at the same time as setting reg_reloaded_valid.
23575 (delete_output_reload): Add a new_reload_reg parameter and use it
23576 instead of rld[j].reg_rtx.
23577 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23580 2008-03-25 Tom Tromey <tromey@redhat.com>
23582 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23583 (build/genattr.o): Likewise.
23584 (build/genattrtab.o): Likewise.
23585 (build/gencodes.o): Likewise.
23586 (build/genconfig.o): Likewise.
23587 (build/genconstants.o): Likewise.
23588 (build/genemit.o): Likewise.
23589 (build/genextract.o): Likewise.
23590 (build/genflags.o): Likewise.
23592 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23594 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23595 instead of size_int for integer types.
23596 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23597 to match type of MINUS_EXPR.
23599 2008-03-25 Tom Tromey <tromey@redhat.com>
23601 * configure: Rebuilt.
23602 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23605 2008-03-25 Tom Tromey <tromey@redhat.com>
23607 * config/x-solaris (host-solaris.o): Update.
23608 * config/x-linux (host-linux.o): Update.
23609 * config/x-hpux (host-hpux.o): Update.
23610 * config/x-darwin (host-darwin.o): Update.
23611 * config/v850/t-v850e (v850-c.o): Update.
23612 * config/v850/t-v850 (v850-c.o): Update.
23613 * config/t-vxworks (vxworks.o): Update.
23614 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23615 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23616 * config/spu/t-spu-elf (spu-c.o): Update.
23618 * config/sh/t-symbian (sh-c.o): Update.
23619 (symbian.o): Update.
23620 * config/sh/t-sh (sh-c.o): Update.
23621 * config/score/t-score-elf (score7.o, score3.o): Update.
23622 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23623 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23624 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23625 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23626 (rs6000.o): Remove.
23627 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23628 * config/m32c/t-m32c (m32c-pragma.o): Update.
23629 * config/ia64/t-ia64 (ia64-c.o): Update.
23630 * config/i386/x-mingw32 (host-mingw32.o): Update.
23631 * config/i386/x-i386 (driver-i386.o): Update.
23632 * config/i386/x-darwin (host-i386-darwin.o): Update.
23633 * config/i386/x-cygwin (host-cygwin.o): Update.
23634 * config/i386/t-nwld (nwld.o): Update.
23635 * config/i386/t-netware (netware.o): Update.
23636 * config/i386/t-interix (winnt.o): Update.
23637 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23638 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23639 msformat-c.o): Update.
23640 * config/bfin/t-bfin-linux (generated_files): Add
23641 linux-sysroot-suffix.h.
23642 * config/arm/t-wince-pe (pe.o): Update.
23643 * config/arm/t-strongarm-pe (pe.o): Update.
23644 * config/arm/t-pe (pe.o): Update.
23645 * config/arm/t-arm (arm-c.o): Update.
23646 * doc/install.texi (Prerequisites): Require make 3.80.
23647 * Makefile.in: Remove .o targets.
23648 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23649 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23650 (simple_generated_h, simple_generated_c): Move earlier.
23651 (generated_files): New variable.
23652 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23653 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23654 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23655 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23656 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23657 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23658 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23659 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23660 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23661 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23662 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23663 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23665 (COMPILE.base, COMPILE): New variables.
23666 (%.o): New pattern rule.
23667 (ALL_HOST_OBJS): New variable.
23668 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23669 (dummy-checksum.o, cc1-checksum.o): Remove.
23670 (DRIVER_SHLIB): New variable.
23671 (DRIVER_DEFINES): Use it.
23672 (gencondmd.c): Move out of build/.
23673 (s-conditions): Update.
23674 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23675 (ALL_BUILD_OBJS): Likewise.
23676 (build/%.o): Use BUILDCOMPILE.
23677 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23678 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23679 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23680 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23681 build/genconfig.o, build/genconstants.o, build/genemit.o,
23682 build/genextract.o, build/genflags.o, build/genmddeps.o,
23683 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23684 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23685 build/gen-protos.o, build/scan.o, build/fix-header.o,
23686 build/scan-decls.o): Simplify.
23687 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23688 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23689 prefix.o, toplev.o): Reduce to variable setting.
23690 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23691 ($(out_object_file), gcc-options.o): New targets.
23692 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23693 * configure: Rebuilt.
23694 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23695 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23697 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23699 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23700 complain when we hit an error, return ERROR_MARK_NODE.
23702 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23704 * config/sh/constraints.md (Pso, Psz): New constraints.
23705 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23706 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23708 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23710 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23711 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23713 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23715 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23716 (prefetch_sh2a): New.
23718 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23719 Naveen.H.S <naveen.hs@kpitcummins.com>
23721 * config/sh/constraints.md (I28): New constraint.
23722 * config/sh/sh.c (broken_move): Add support for movi20s.
23723 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23725 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23726 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23727 Naveen.H.S <naveen.hs@kpitcummins.com>
23729 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23730 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23731 (print_operand): Handle resbank in %@ operand code.
23732 (sh_encode_section_info): New.
23733 (push_regs): Add conditions for resbank.
23734 (sh_expand_epilogue): Likewise.
23735 (sh_insert_attributes): Likewise.
23736 (sh_attribute_table): Likewise.
23737 (sh_handle_resbank_handler_attribute): New.
23738 (sh2a_handle_function_vector_handler_attribute): New.
23739 (sh2a_is_function_vector_call): New.
23740 (sh2a_get_function_vector_number): New.
23741 (sh2a_function_vector_p): New.
23742 (sh_cfun_resbank_handler_p): New.
23743 * config/sh/sh.md (calli): Emit jsr/n if possible.
23744 (calli_tbr_rel): New.
23745 (calli_pcrel): Emit jsr/n if possible.
23746 (return_i): Emit rts/n if possible.
23747 (call_valuei_tbr_rel): New.
23748 (call_valuei_pcrel): Add condition for SH2A target.
23749 (call_value): Likewise.
23750 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23751 (sh2a_get_function_vector_number): Likewise.
23752 (sh2a_is_function_vector_call): Likewise.
23753 * doc/extend.texi: Document TBR relative addressing of SH2A.
23754 (resbank): Add description for SH2A.
23756 2008-03-24 Richard Guenther <rguenther@suse.de>
23759 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23760 pointer assignments change conversions according to middle-end rules.
23761 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23762 * configure.ac: Include type checking in yes.
23763 * configure: Regenerate.
23765 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23767 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23768 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23770 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23772 * gthr-vxworks.h (UNUSED): Define.
23774 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23776 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23778 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23780 * doc/extend.texi (Function Attributes): Add missing comma in the
23781 example of the "alloc_size" attribute.
23783 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23786 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23788 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23791 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23794 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23795 of the underlying type of a MS bitfield layout to the natural
23796 alignment of the type.
23798 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23800 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23801 to their natural alignment to avoid store forwarding stalls.
23803 2008-03-22 Richard Guenther <rguenther@suse.de>
23805 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23806 For PHI nodes verify the address is invariant.
23807 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23808 (get_symbol_constant_value): Use is_gimple_min_invariant.
23809 (maybe_fold_stmt_indirect): Likewise.
23811 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23813 PR rtl-optimization/33927
23814 * Makefile.in (dse.o): Depend on $(TM_P_H).
23815 * expr.h (extract_low_bits): Declare.
23816 * expmed.c (extract_low_bits): New function.
23817 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23818 * dse.c: Include tm_p.h.
23819 (find_shift_sequence): Remove the read_reg argument and return the
23820 read value. Emit the instructions instead of returning them.
23821 Iterate on new_mode rather than calculating it each time.
23822 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23823 source to NEW_MODE and extract_low_bits to convert the shifted
23824 value to READ_MODE.
23825 (replace_read): Allow the load and store to have different mode
23826 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23827 or extraction instructions before trying the replacement. Update
23828 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23830 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23832 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23833 to their natural alignment to avoid store forwarding stalls.
23835 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23838 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23839 encouraging but not allowing gprs for input;
23840 change the input constraint to !f#r.
23841 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23843 change the output constraint to !f#r.
23845 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23848 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23849 corresponding post-reload splitters.
23850 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23851 when x87 FP math is selected.
23852 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23853 New function prototype.
23854 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23855 unreachable function to ease macroization of insn patterns.
23857 2008-03-21 Martin Jambor <mjambor@suse.cz>
23859 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23860 reference dumps if ddr is NULL or dependence is unknown.
23862 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23864 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23865 unsigned extension into account.
23866 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23867 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23868 Do computations on a scratch register.
23870 2008-03-21 Richard Guenther <rguenther@suse.de>
23872 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23873 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23874 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23875 * tree-ssa-dom.c (record_equality): Likewise.
23876 * tree-inline.c (copy_body_r): Likewise.
23877 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23880 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23882 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23883 as 'delete_unused' argument.
23885 2008-03-20 Richard Guenther <rguenther@suse.de>
23887 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23888 special casing of constant qualifiers.
23889 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23890 care about them in general.
23891 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23892 regardless of their type.
23893 (fold_stmt_r): Forcefully fold *& if we end up with that.
23895 2008-03-20 Paul Brook <paul@codesourcery.com>
23897 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23898 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23900 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23902 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23903 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23905 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23907 * common.opt (Wmudflap): New option.
23908 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23909 (mx_register_decls): Likewise.
23910 (mudflap_finish_file): Likewise.
23911 * doc/invoke.texi: Document -Wno-mudflap.
23913 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23915 * c-format.c (replace_format_name_to_system_name): New.
23916 (cmp_attribs): New.
23917 (convert_format_name_to_system_name): New.
23918 (decode_format_attr): Add use of convert_format_name_to_system_name.
23919 (format_types_orig): Add gnu_ prefix to names.
23920 (check_format_info_main): Special treating of \0 escaped names for
23921 supporting multi-character format specifiers as I32, I64.
23922 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23923 (gnu_target_overrides_format_attributes): New.
23924 * c-format.h: Add structure target_ovr_attr to hold
23925 system specific formatter names.
23926 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23927 msformat-c.o file to c_target_objs and cxx_target_objs.
23928 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23929 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23930 (TARGET_N_FORMAT_TYPES): New.
23931 * config/i386/msformat-c.c: New.
23932 * config/i386/t-cygming: Add build rule for msformat-c.o.
23933 * doc/extend.texi: Add new format names gnu_* and ms_* and
23935 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23937 2008-03-20 Ira Rosen <irar@il.ibm.com>
23939 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23940 optimizations turned on under -O3.
23941 (ftree-vectorize): Add that the flag is turned on with -O3.
23943 2008-03-20 Ben Elliston <bje@au.ibm.com>
23945 * regmove.c (try_auto_increment): Fix spelling error in comment.
23946 * final.c (final_scan_insn): Likewise.
23948 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23951 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23952 allocator preferences for "y" and "r" class registers.
23953 ("*mov<mode>_internal"): Ditto.
23954 ("*movv2sf_internal_rex64"): Ditto.
23955 ("*movv2sf_internal"): Ditto.
23957 2008-03-19 Michael Matz <matz@suse.de>
23959 PR middle-end/35616
23960 * calls.c (expand_call): Check overlap of arguments with call
23961 address for sibcalls.
23963 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23966 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23967 of the underlying type of a MS bitfield layout to the natural
23968 alignment of the type.
23970 2008-03-19 Jan Hubicka <jh@suse.cz>
23973 * toplev.c (decode_d_option): Handle all CPP flags.
23974 * tree-vrp.c: Update tree_pass descriptors.
23975 * regrename.c: Update tree_pass descriptors.
23976 * fwprop.c: Update tree_pass descriptors.
23977 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23978 * tree-into-ssa.c: Update tree_pass descriptors.
23979 * tree-dump.c: Update tree_pass descriptors.
23980 * tree-complex.c: Update tree_pass descriptors.
23981 * tree-dump.h: Update tree_pass descriptors.
23982 * see.c: Update tree_pass descriptors.
23983 * cgraphbuild.c: Update tree_pass descriptors.
23984 * tracer.c: Update tree_pass descriptors.
23985 * tree-loop-distribution.c: Update tree_pass descriptors.
23986 * cgraph.c: Update tree_pass descriptors.
23987 * postreload-gcse.c: Update tree_pass descriptors.
23988 * postreload.c: Update tree_pass descriptors.
23989 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23990 * tree-tailcall.c: Update tree_pass descriptors.
23991 * tree-pass.h (tree_opt_pass): Rename to ...
23992 (opt_pass) ... this one; add "type" field and remove letter field.
23993 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23994 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23995 all_lowering_passes): Update declaration.
23996 * ipa-cp.c: Update tree_pass descriptors.
23997 * final.c: Update tree_pass descriptors.
23998 * omp-low.c: Update tree_pass descriptors.
23999 * tree-ssa-dse.c: Update tree_pass descriptors.
24000 * ipa-reference.c: Update tree_pass descriptors.
24001 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24002 * auto-inc-dec.c: Update tree_pass descriptors.
24003 * reorg.c: Update tree_pass descriptors.
24004 * cgraphunit.c: Update tree_pass descriptors.
24005 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24006 * tree-ssa-ccp.c: Update tree_pass descriptors.
24007 * df-core.c: Update tree_pass descriptors.
24008 * mode-switching.c: Update tree_pass descriptors.
24009 * tree-nomudflap.c: Update tree_pass descriptors.
24010 * modulo-sched.c: Update tree_pass descriptors.
24011 * ipa-pure-const.c: Update tree_pass descriptors.
24012 * cse.c: Update tree_pass descriptors.
24013 * web.c: Update tree_pass descriptors.
24014 * tree-stdarg.c: Update tree_pass descriptors.
24015 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24016 * tree-ssa-dom.c: Update tree_pass descriptors.
24017 * tree-nrv.c: Update tree_pass descriptors.
24018 * tree-ssa-alias.c: Update tree_pass descriptors.
24019 * loop-init.c: Update tree_pass descriptors.
24020 * gimple-low.c: Update tree_pass descriptors.
24021 * ipa-inline.c: Update tree_pass descriptors.
24022 * tree-ssa-sink.c: Update tree_pass descriptors.
24023 * global.c: Update tree_pass descriptors.
24024 * ifcvt.c: Update tree_pass descriptors.
24025 * jump.c: Update tree_pass descriptors.
24026 * predict.c: Update tree_pass descriptors.
24027 * tree-ssa-loop.c: Update tree_pass descriptors.
24028 * recog.c: Update tree_pass descriptors.
24029 * dse.c: Update tree_pass descriptors.
24030 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24031 * tree-eh.c: Update tree_pass descriptors.
24032 * regmove.c: Update tree_pass descriptors.
24034 * function.c: Update tree_pass descriptors.
24035 * tree-vectorizer.c: Update tree_pass descriptors.
24036 * gcse.c: Update tree_pass descriptors.
24037 * ipa-type-escape.c: Update tree_pass descriptors.
24038 * tree-if-conv.c: Update tree_pass descriptors.
24039 * init-regs.c: Update tree_pass descriptors.
24040 * ipa.c: Update tree_pass descriptors.
24041 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24042 * rtl-factoring.c: Update tree_pass descriptors.
24043 * lower-subreg.c: Update tree_pass descriptors.
24044 * bt-load.c: Update tree_pass descriptors.
24045 * tree-dfa.c: Update tree_pass descriptors.
24046 * except.c: Update tree_pass descriptors.
24047 * emit-rtl.c: Update tree_pass descriptors.
24048 * cfgexpand.c: Update tree_pass descriptors.
24049 * tree-cfgcleanup.c: Update tree_pass descriptors.
24050 * cfgcleanup.c: Update tree_pass descriptors.
24051 * tree-ssa-pre.c: Update tree_pass descriptors.
24052 * tree-sra.c: Update tree_pass descriptors.
24053 * tree-mudflap.c: Update tree_pass descriptors.
24054 * tree-ssa-copy.c: Update tree_pass descriptors.
24055 * cfglayout.c: Update tree_pass descriptors.
24056 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24057 * tree-ssa-dce.c: Update tree_pass descriptors.
24058 * tree-ssa.c: Update tree_pass descriptors.
24059 * regclass.c: Update tree_pass descriptors.
24060 * integrate.c: Update tree_pass descriptors.
24061 * tree-optimize.c: Update tree_pass descriptors.
24062 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24063 * tree-object-size.c: Update tree_pass descriptors.
24064 * combine.c: Update tree_pass descriptors.
24065 * tree-outof-ssa.c: Update tree_pass descriptors.
24066 * bb-reorder.c: Update tree_pass descriptors.
24067 * stack-ptr-mod.c: Update tree_pass descriptors.
24068 * var-tracking.c: Update tree_pass descriptors.
24069 * tree-profile.c: Update tree_pass descriptors.
24070 * tree-vect-generic.c: Update tree_pass descriptors.
24071 * reg-stack.c: Update tree_pass descriptors.
24072 * sched-rgn.c: Update tree_pass descriptors.
24073 * tree-ssa-structalias.c: Update tree_pass descriptors.
24074 * tree-cfg.c: Update tree_pass descriptors.
24075 * passes.c (current_pass): Update declaration.
24076 (finish_optimization_passes): Update.
24077 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24078 (register_one_dump_file, register_dump_files_1, next_pass_1):
24080 (init_optimization_passes): Update handling of new types.
24081 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24082 * ipa-struct-reorg.c: Update tree_pass descriptors.
24083 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24084 * combine-stack-adj.c: Update tree_pass descriptors.
24085 * cfgrtl.c: Update tree_pass descriptors.
24086 * dce.c: Update tree_pass descriptors.
24087 * tree-ssanames.c: Update tree_pass descriptors.
24089 2008-03-19 Richard Guenther <rguenther@suse.de>
24091 PR middle-end/35609
24092 * tree-ssa.c (walk_data): New structure.
24093 (warn_uninitialized_var): If not always_executed warn with "maybe"
24095 (execute_early_warn_uninitialized): Compute post-dominators.
24096 Initialize always_executed before processing each basic block.
24098 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24101 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24102 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24104 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24106 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24108 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24110 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24112 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24113 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24114 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24115 target after ignore has been set, and move there also the commputation
24116 of subtarget and original_target.
24117 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24118 (LANG_HOOKS_INITIALIZER): Remove it.
24119 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24121 2008-03-18 Richard Guenther <rguenther@suse.de>
24123 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24124 found an expression with constants, note that in the VN for the lhs.
24125 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24126 fold them to constants if possible. Run cleanup_cfg if done so.
24127 (execute_pre): Return todo.
24128 (do_pre): Likewise.
24129 (execute_fre): Likewise.
24130 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24132 (get_prop_source_stmt): Look through pointer conversions.
24134 2008-03-18 Jan Hubicka <jh@suse.cz>
24136 * tree-pretty-print.c: Include predict.h.
24137 (dump_generic_node): Dump predictor.
24138 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24139 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24140 * gimple-low.c (lower_stmt): Likewise.
24141 * expr.c (expand_expr_real): Likewise.
24142 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24144 (build_predict_expr, build_predict_expr): New.
24145 * predict.h (predictor_name, build_predict_expr): Update.
24146 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24147 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24148 * predict.def (PRED_CONTINUE): Update hitrate.
24149 * tree.def (PREDICT_EXPR): Define.
24150 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24151 do not handle BIND_EXPR.
24152 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24153 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24154 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24157 2008-03-18 Michael Matz <matz@suse.de>
24159 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24161 2008-03-18 Richard Guenther <rguenther@suse.de>
24163 * tree-gimple.h (is_gimple_invariant_address): Declare.
24164 (is_gimple_constant): Likewise.
24165 * tree-gimple.c (is_gimple_constant): New function.
24166 (is_gimple_invariant_address): Likewise.
24167 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24168 and is_gimple_invariant_address.
24169 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24171 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24172 an addressable base.
24174 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24176 PR middle-end/35611
24177 * gimplify.c (gimplify_expr): Gimplify second operand of
24180 2008-03-17 Richard Guenther <rguenther@suse.de>
24182 PR tree-optimization/19637
24183 * fold-const.c (fold_unary): Remove restrictions of removing
24184 intermediate pointer-conversions (P2)(P1)P0.
24185 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24186 conversion to void pointer.
24187 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24189 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24192 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24193 emulated thread local variables.
24195 2008-03-16 Richard Guenther <rguenther@suse.de>
24197 PR middle-end/35607
24198 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24199 expand TREE_INVARIANT operations that are not gimple invariant.
24201 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24203 * doc/extend.texi (Alignment): Say that the ABI controls
24204 the __alignof__ for non-strict-alignment targets rather
24205 than being a recommendation.
24207 2008-03-15 Paul Brook <paul@codesourcery.com>
24209 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24211 (arm_output_fn_unwind): Mark functions that can not be unwound.
24213 2008-03-15 Paul Brook <paul@codesourcery.com>
24215 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24216 extension instructions.
24218 2008-03-15 Richard Guenther <rguenther@suse.de>
24220 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24221 and fold constant aggregate refs.
24222 (fold_const_aggregate_ref): Handle string constants
24223 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24224 (evaluate_stmt): Simplify now that ccp_fold folds constant
24227 2008-03-15 Paul Brook <paul@codesourcery.com>
24229 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24230 (extzv): Use gen_extzv_t2.
24231 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24233 2008-03-15 Richard Guenther <rguenther@suse.de>
24235 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24236 (fold_const_aggregate_ref): Likewise.
24237 (get_value): Return NULL if we don't have any values.
24238 (ccp_finalize): Set const_val to NULL after freeing it.
24239 * tree-flow.h (get_symbol_constant_value): Declare.
24240 (fold_const_aggregate_ref): Likewise.
24241 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24243 2008-03-15 Richard Guenther <rguenther@suse.de>
24245 PR middle-end/35593
24246 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24247 to not produce negative array indices if not allowed. Add
24248 parameter to indicate that.
24249 (maybe_fold_offset_to_component_ref): Allow negative array
24250 indices only for the first member of a structure.
24251 (maybe_fold_offset_to_reference): Allow negative array indices.
24252 (maybe_fold_stmt_addition): Likewise.
24254 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24255 Anatoly Sokolov <aesok@post.ru>
24257 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24258 (avr_arch): Add ARCH_AVR6.
24259 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24260 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24261 instead of fixed value 2.
24262 (print_operand_address): Use gs() asm specifier instead of pm().
24263 (avr_assemble_integer): (Ditto.).
24264 (avr_output_addr_vec_elt): (Ditto.).
24265 (print_operand): Handle "!" code.
24266 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24267 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24268 (AVR_HAVE_EIJMP_EICALL): Define.
24269 (AVR_3_BYTE_PC): Redefine.
24270 (AVR_2_BYTE_PC): (Ditto.).
24271 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24272 (LINK_SPEC): Add atmega2560 and atmega2561.
24273 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24275 * config/avr/avr.md (call_insn): Use eicall instead of icall
24276 for 3 byte PC devices.
24277 (call_value_insn): (Ditto.).
24278 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24279 (indirect_jump): Use only for for 2 byte PC devices.
24280 (*tablejump): (Ditto.).
24281 (*indirect_jump_avr6): Add insn.
24282 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24283 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24284 instead of ijmp for 3 byte PC devices.
24285 (__tablejump2__): (Ditto.).
24286 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24287 (MULITLIB_DIRNAMES): (Ditto.).
24288 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24290 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24292 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24293 "sse2_umulsidi3". Use V1DI mode for operand 0.
24294 ("mmx_psadbw"): Use V1DI mode for operand 0.
24295 * config/i386/i386-modes.def (V1SI): New vector mode.
24296 * config/i386/i386.c (struct builtin_description)
24297 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24298 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24299 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24300 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24301 v1di_ftype_v8qi_v8qi type.
24302 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24304 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24305 __builtin_ia32_pmuludq]: Fix the mode of return value.
24307 2008-03-15 Richard Guenther <rguenther@suse.de>
24309 PR middle-end/35595
24310 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24313 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24315 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24316 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24317 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24318 unless TARGET_SERIALIZE_VOLATILE is enabled.
24319 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24320 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24321 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24323 2008-03-14 Richard Guenther <rguenther@suse.de>
24325 PR tree-optimization/34172
24326 * tree-flow.h (refs_may_alias_p): Declare.
24327 (get_single_def_stmt): Likewise.
24328 (get_single_def_stmt_from_phi): Likewise.
24329 (get_single_def_stmt_with_phi): Likewise.
24330 * tree-dfa.c (refs_may_alias_p): New function.
24331 (get_single_def_stmt): Likewise.
24332 (get_single_def_stmt_from_phi): Likewise.
24333 (get_single_def_stmt_with_phi): Likewise.
24334 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24335 (vn_reference_lookup_1): New helper function.
24336 (vn_reference_lookup): Walk the virtual use-def chain to
24337 continue searching for a match if the def does not alias the
24338 reference we are looking for.
24340 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24342 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24343 archive and Perzl. Update The Written Word listing.
24345 2008-03-14 Richard Guenther <rguenther@suse.de>
24347 PR tree-optimization/34043
24348 PR tree-optimization/33989
24349 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24351 (bitmap_find_leader): Use extra argument to verify dominance
24352 relationship inside a basic-block.
24353 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24354 (find_leader_in_sets): Adjust.
24355 (create_component_ref_by_pieces): Take extra argument for
24356 dominance check, handle lookup failures.
24357 (find_or_generate_expression): Likewise.
24358 (create_expression_by_pieces): Likewise.
24359 (insert_into_preds_of_block): Adjust.
24360 (create_value_expr_from): If asked for, verify all operands
24361 are in the blocks AVAIL_OUT set.
24362 (make_values_for_stmt): Check for SSA_NAMEs that are life
24363 over an abnormal edge.
24364 (compute_avail): Remove such check.
24365 (do_SCCVN_insertion): New function.
24366 (eliminate): If we do not find a leader suitable for replacement
24367 insert a replacement expression from SCCVN if available.
24368 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24369 (struct vn_ssa_aux): Add needs_insertion flag.
24370 * tree-ssa-sccvn.c (may_insert): New global flag.
24371 (copy_reference_ops_from_ref): Value-number union member access
24372 based on its size, not type and member if insertion is allowed.
24373 (visit_reference_op_load): For a weak match from union type
24374 punning lookup a view-converted value and insert a SSA_NAME
24375 for that value if that is not found.
24376 (visit_use): Make dumps shorter. Do not disallow value numbering
24377 SSA_NAMEs that are life over an abnormal edge to constants.
24378 (free_scc_vn): Release inserted SSA_NAMEs.
24379 (run_scc_vn): New flag to specify whether insertion is allowed.
24380 Process SSA_NAMEs in forward order.
24381 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24382 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24383 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24384 pointer type to/from integral types that do not change the
24385 precision to regular conversions.
24387 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24389 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24390 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24391 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24392 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24393 input arguments and the mode of return value. Built-in functions
24394 that operate on whole 64-bit MMX register now use V1DI mode.
24396 2008-03-13 Alon Dayan <alond@il.ibm.com>
24397 Olga Golovanevsky <olga@il.ibm.com>
24399 PR tree-optimization/35041
24400 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24401 to locate the right position in a statement.
24403 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24407 * config/i386/xmmintrin.h: Change all static inline functions to
24408 extern inline and add __gnu_inline__ attribute.
24409 * config/i386/bmintrin.h: Ditto.
24410 * config/i386/smmintrin.h: Ditto.
24411 * config/i386/tmmintrin.h: Ditto.
24412 * config/i386/mmintrin-common.h: Ditto.
24413 * config/i386/ammintrin.h: Ditto.
24414 * config/i386/emmintrin.h: Ditto.
24415 * config/i386/pmmintrin.h: Ditto.
24416 * config/i386/mmintrin.h: Ditto.
24417 * config/i386/mm3dnow.h: Ditto.
24419 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24421 PR middle-end/35185
24422 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24423 (lower_omp_2): New function.
24424 (lower_omp_1, lower_omp): Rewritten.
24426 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24429 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24430 with the phrase "Microsoft Windows compilers".
24431 (Push/Pop Macro Pragmas): New subsection. Document
24432 #pragma push_macro and pragma pop_macro.
24434 2008-03-12 Paul Brook <paul@codesourcery.com>
24436 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24438 2008-03-12 Paul Brook <paul@codesourcery.com>
24440 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24441 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24442 (thumb2_addsi_shortim): Rename ...
24443 (thumb2_addsi_short): ... to this. Allow register operands.
24444 (thumb2_subsi_short): New pattern.
24445 (thumb2_one_cmplsi2_short,
24446 thumb2_negsi2_short): New patterns and peepholes.
24448 2008-03-12 Paul Brook <paul@codesourcery.com>
24450 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24452 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24454 * config/i386/i386.md (int_cond): New code iterator.
24456 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24457 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24458 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24459 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24460 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24461 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24462 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24463 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24465 2008-03-12 Paul Brook <paul@codesourcery.com>
24467 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24468 instead of {arm,thumb}_compute_save_reg_mask.
24469 (output_return_instruction): Ditto.
24470 (thumb_unexpanded_epilogue): Ditto.
24471 (thumb1_expand_prologue): Ditto.
24472 (thumb1_output_function_prologue): Ditto.
24473 (arm_set_return_address): Ditto.
24474 (thumb_set_return_address): Ditto.
24475 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24476 regs to achieve stack alignment.
24477 (thumb1_compute_save_reg_mask): Fix compiler warning.
24478 (arm_output_epilogue): Use offsets->saved_regs_mask.
24479 Adjust stack pointer by poping call clobered registers.
24480 (arm_expand_prologue): Use offsets->saved_regs_mask.
24481 Adjust stack pointer by pushing extra registers.
24482 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24484 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24487 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24488 conversion to the operands of a multiplication.
24490 2008-03-12 Richard Guenther <rguenther@suse.de>
24492 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24493 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24494 * timevar.def (TV_TREE_PHIPROP): Add.
24495 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24496 pass description. Use TV_TREE_PHIPROP.
24497 * tree-ssa-forwprop.c: Remove phiprop code.
24499 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24501 PR middle-end/35549
24502 * omp-low.c (maybe_lookup_decl): Constify first argument.
24503 (use_pointer_for_field): Change last argument from bool to
24504 omp_context *. Disallow shared copy-in/out in nested
24505 parallel if decl is shared in outer parallel too.
24506 (build_outer_var_ref, scan_sharing_clauses,
24507 lower_rec_input_clauses, lower_copyprivate_clauses,
24508 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24510 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24511 Ira Rosen <irar@il.ibm.com>
24513 * tree-vectorizer.c (free_stmt_vec_info): New function.
24514 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24515 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24516 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24517 * tree-vect-transform.c (vectorizable_conversion): Free
24518 vec_oprnds0 if it was allocated.
24519 (vect_permute_store_chain): Remove unused VECs.
24520 (vectorizable_store): Free VECs that are allocated in the..
24522 (vect_transform_strided_load, vectorizable_load): Likewise.
24523 (vect_remove_stores): Simplify the code.
24524 (vect_transform_loop): Move code to vect_remove_stores().
24525 Call vect_remove_stores() and free_stmt_vec_info().
24527 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24529 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24530 TARGET_HPUX. Revise comment.
24531 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24532 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24533 Use sr4 variant of `be' instruction when not generating PIC code.
24534 (attr_length_call): Adjust for above change.
24536 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24538 * ipa-reference.c (static_execute): Remove module_statics_const and
24539 associated setting code.
24541 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24544 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24545 predicate for operand 1.
24546 (paritysi2_cmp): Use register_operand predicate for operand 2.
24547 Use earlyclobber modifier for operand 1. Remove support for
24549 (paritydi2_cmp): Use register_operand predicate for operand 3.
24550 Use earlyclobber modifier for operand 1. Remove support for
24553 2008-03-11 Paul Brook <paul@codesourcery.com>
24554 Vladimir Prus <vladimir@codesourcery.com>
24556 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24557 (arm_compute_save_reg0_reg12_mask): Always
24558 check if register 11 must be saved. Always safe hard frame pointer
24559 when frame_pointer_needeed.
24560 (arm_compute_save_reg_mask): Save IP and PC
24561 only with apcs frames.
24562 (arm_output_epilogue): Adjust Thumb2 codepath to
24563 be also invoked and work for ARM non-apcs frames.
24564 (arm_expand_prologue): Don't bother saving IP
24565 for non-apcs frame, since it's not clobbered by
24566 prologue code. Implement non-apcs frame
24569 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24571 PR rtl-optimization/35281
24572 * expr.c (convert_move): Use a new pseudo for the intermediate
24573 from_mode->word_mode result.
24575 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24577 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24578 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24579 * toplev.c (compile_file): Don't call it.
24581 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24583 PR middle-end/35526
24584 * expr.c (store_expr): Call emit_block_move if the mode
24585 of "temp" RTX is BLKmode.
24587 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24588 Richard Guenther <rguenther@suse.de>
24590 PR tree-optimization/31358
24591 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24592 the step with a NULL_TREE.
24593 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24594 to sizetype if type is a pointer type.
24595 (add_candidate_1): Don't convert the base and step to
24596 the generic type if the orginal type is a pointer type.
24597 (add_iv_value_candidates): Use sizetype for the step
24598 if type is a pointer type.
24599 (cand_value_at): Likewise.
24600 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24602 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24603 Don't convert the tem affine to the type.
24604 (add_elt_to_tree): Use sizetype for the step if a pointer.
24605 Use POINTER_PLUS_EXPR for pointers.
24606 (aff_combination_to_tree): Use sizetype for the step if a
24609 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24611 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24612 Remove commutativity hint.
24614 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24618 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24619 errorneous type. Check that v is a VAR_DECL.
24621 PR middle-end/35099
24622 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24624 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24626 PR tree-optimization/35494
24627 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24628 may be overriden at link and run time.
24630 2008-03-10 Richard Guenther <rguenther@suse.de>
24632 PR tree-optimization/34677
24633 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24634 (poolify_tree): Likewise.
24635 (modify_expr_template): Likewise.
24636 (poolify_modify_stmt): Likewise.
24637 (insert_fake_stores): Handle all component-ref style stores
24638 in addition to INDIRECT_REF. Also handle complex types.
24639 Do not poolify the inserted load.
24640 (realify_fake_stores): Do not rebuild the tree but only
24641 make it a SSA_NAME copy.
24642 (init_pre): Remove initialzation of modify_expr_template.
24643 Do not allocate modify_expr_node_pool.
24644 (fini_pre): Do not free modify_expr_node_pool.
24646 2008-03-10 Paul Brook <paul@codesourcery.com>
24648 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24649 to avoid conflicts.
24651 2008-03-10 Paul Brook <paul@codesourcery.com>
24652 Mark Shinwell <shinwell@codesourcery.com>
24654 * config/arm/cortex-r4.md: New.
24655 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24657 * config/arm/arm.md: Include cortex-r4.md.
24658 (insn): Add smmls, sdiv and udiv values.
24659 (generic_sched): Don't use generic scheduling for Cortex-R4.
24660 (arm_issue_rate): New function.
24661 (TARGET_SCHED_ISSUE_RATE): Define.
24663 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24665 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24667 2008-03-10 Richard Guenther <rguenther@suse.de>
24669 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24670 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24672 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24674 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24675 Set default to true.
24677 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24679 * c.opt (Wsynth): Deprecate.
24680 * doc/invoke.texi (Option Summary, Warning Options): Document
24681 -Wno-format-contains-nul.
24683 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24686 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24687 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24689 2008-03-09 Ira Rosen <irar@il.ibm.com>
24691 * config/rs6000/rs6000.c (builtin_description): Rename vector
24692 left shift operations.
24693 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24694 (altivec_vsl<VI_char>): Rename to ...
24695 (ashl<mode>3): ... new name.
24696 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24698 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24700 2008-03-08 Richard Guenther <rguenther@suse.de>
24702 * coverage.h (tree_coverage_counter_addr): Declare.
24703 * coverage.c (tree_coverage_counter_addr): New function.
24704 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24705 before using again.
24706 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24707 (tree_gen_one_value_profiler): Likewise.
24708 (tree_gen_ic_profiler): Likewise.
24709 (tree_gen_average_profiler): Likewise.
24710 (tree_gen_ior_profiler): Likewise.
24712 2008-03-08 Richard Guenther <rguenther@suse.de>
24714 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24715 (vn_binary_op_insert): Likewise.
24716 (vn_unary_op_lookup): Likewise.
24717 (vn_unary_op_insert): Likewise.
24718 (vn_nary_op_lookup): Declare.
24719 (vn_nary_op_insert): Likewise.
24720 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24721 and binary hashes, use a single obstack for unary_op_pool
24722 and binary_op_pool.
24723 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24724 a single struct vn_nary_op_s. Store tree code length and
24725 a variable number of operands.
24726 (struct vn_reference_op_struct): Remove unused op2.
24727 (vn_reference_op_eq): Do not compare op2.
24728 (vn_reference_op_compute_hash): Do not compute hash of op2.
24729 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24730 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24731 with vn_nary_op_compute_hash.
24732 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24733 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24735 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24737 (visit_unary_op): Call nary functions.
24738 (visit_binary_op): Likewise.
24739 (process_scc): Adjust for struct vn_tables_s changes.
24740 (allocate_vn_table): Likewise.
24741 (free_vn_table): Likewise.
24742 * tree-vn.c (vn_add): Call nary functions.
24743 (vn_lookup): Likewise.
24745 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24748 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24749 wdst back after sync_compare_and_swapqhi_internal.
24751 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24754 * config/i386/i386-modes.def (V1DI): New vector mode.
24755 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24756 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24757 (MMXMODE248): Ditto.
24758 (MMXMODE): Add V1DI mode.
24759 (mmxvecsize): Change DI mode to V1DI mode.
24760 ("mov<mode>): Use MMXMODEI8 mode iterator.
24761 ("*mov<mode>_internal_rex64"): Ditto.
24762 ("*mov<mode>_internal"): Ditto.
24763 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24764 ("mmx_sub<mode>3"): Ditto.
24765 ("mmx_adddi3"): Remove insn pattern.
24766 ("mmx_subdi3"): Ditto.
24767 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24768 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24769 ("mmx_ashl<mode>3"): Ditto.
24770 ("mmx_lshrdi3"): Remove insn pattern.
24771 ("mmx_ashldi3"): Ditto.
24772 * config/i386/i386.c (classify_argument): Handle V1DImode.
24773 (function_arg_advance_32): Ditto.
24774 (function_arg_32): Ditto.
24775 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24776 mmx_addv1di3 insn pattern.
24777 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24778 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24779 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24780 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24781 Remove definitions of built-in functions.
24782 (V1DI_type_node): New node.
24783 (v1di_ftype_v1di_int): Ditto.
24784 (v1di_ftype_v1di_v1di): Ditto.
24785 (v2si_ftype_v2si_si): Ditto.
24786 (v4hi_ftype_v4hi_di): Remove node.
24787 (v2si_ftype_v2si_di): Ditto.
24788 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24789 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24790 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24791 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24792 Add new builtins using def_builtin_const.
24793 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24794 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24795 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24796 * config/i386/mmintrin.h (__v1di): New typedef.
24797 (_mm_add_si64): Cast arguments to __v1di type.
24798 (_mm_sub_si64): Ditto.
24799 (_mm_sll_pi16): Cast __count to __v4hi type.
24800 (_mm_sll_pi32): Cast __count to __v2si type.
24801 (_mm_sll_si64): Cast arguments to __v1di type.
24802 (_mm_srl_pi16): Cast __count to __v4hi type.
24803 (_mm_srl_pi32): Cast __count to __v2si type.
24804 (_mm_srl_si64): Cast arguments to __v1di type.
24805 (_mm_sra_pi16): Cast __count to __v4hi type.
24806 (_mm_sra_pi32): Cast __count to __v2si type.
24807 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24808 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24809 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24810 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24811 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24812 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24813 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24814 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24815 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24816 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24817 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24818 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24820 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24822 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24824 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24827 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24828 reg+const addressing for Altivec modes. Don't generate reg+reg
24829 addressing for TFmode or TDmode quantities.
24831 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24833 * c-common.c (vector_types_convertible_p): Call langhook
24834 instead of comptypes.
24836 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24839 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24840 integral and scalar float variables which have a
24843 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24845 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24846 dwarf_register_span hook when emitting unwind information for
24847 register-to-memory saves.
24848 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24849 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24851 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24853 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24854 for the same VAR_DECL.
24856 2008-03-06 Tom Tromey <tromey@redhat.com>
24858 * treelang: Delete.
24859 * doc/standards.texi (Standards): Don't mention treelang.
24860 * doc/invoke.texi (Overall Options): Don't mention treelang.
24861 * doc/install.texi (Prerequisites): Don't mention bison or
24863 (Configuration): Don't mention treelang.
24864 (Building): Likewise.
24865 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24867 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24869 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24870 word-extractions out of a multi-word object.
24872 2008-03-06 Richard Guenther <rguenther@suse.de>
24874 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24875 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24876 result type and precision.
24877 * expr.c (get_inner_reference): Set unsignedp based on the result
24878 type of BIT_FIELD_REF.
24879 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24880 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24881 (try_instantiate_multiple_fields): Likewise. Use the correct type
24883 (sra_build_assignment): Likewise.
24884 (sra_build_elt_assignment): Likewise.
24885 (sra_explode_bitfield_assignment): Likewise.
24886 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24887 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24888 set BIT_FIELD_REF_UNSIGNED.
24889 (vectorizable_load): Likewise.
24891 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24893 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24896 2008-03-06 Richard Guenther <rguenther@suse.de>
24898 * alias.c (struct alias_set_entry): Move has_zero_child field
24899 to pack with alias_set.
24901 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24903 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24906 2008-03-05 Ian Lance Taylor <iant@google.com>
24908 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24910 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24912 * fwprop.c (update_df): Support width and offset parameters of
24914 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24915 global_conflicts): Change DF_REF_EXTRACT to either
24916 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24917 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24918 * df-scan.c (df_ref_record, df_defs_record,
24919 df_ref_create_structure, df_def_record_1, df_uses_record,
24920 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24921 df_bb_refs_collect, df_entry_block_defs_collect,
24922 df_exit_block_uses_collect): Support new width and offset fields.
24923 (ref_extract_pool): New storage pool.
24924 (df_free_ref): New function.
24925 (df_reg_chain_unlink, df_free_collection_rec,
24926 df_sort_and_compress_refs): Call df_free_ref.
24927 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24929 (df_ref_create_structure): Allocate df_ref_extract if offset and
24930 width fields are used.
24931 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24932 (df_uses_record): Get offset and width from ZERO_EXTRACT
24934 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24935 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24936 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24937 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24938 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24939 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24940 (df_ref_extract): New structure.
24941 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24942 (df_ref_create): Add width and offset parameters.
24944 2008-03-05 Richard Guenther <rguenther@suse.de>
24946 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24947 Use ranges_overlap_p.
24948 (offset_overlaps_with_access): Rename
24949 to ranges_overlap_p and move ...
24950 * tree-flow-inline.h (ranges_overlap_p): ... here.
24952 * tree.h (get_inner_reference, handled_component_p): Update
24955 * tree.h (record_component_aliases, get_alias_set,
24956 alias_sets_conflict_p, alias_sets_must_conflict_p,
24957 objects_must_conflict_p): Move declarations ...
24958 * alias.h (record_component_aliases, get_alias_set,
24959 alias_sets_conflict_p, alias_sets_must_conflict_p,
24960 objects_must_conflict_p): ... here.
24961 Include coretypes.h.
24962 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24964 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24966 * cfg.c: Include tree-flow.h.
24967 (remove_edge_raw): Call redirect_edge_var_map_clear.
24968 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24969 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24970 (redirect_edge_var_map_result): New.
24971 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24972 PENDING_STMT use with redirect_edge_var_map_*.
24973 * tree-ssa.c (edge_var_maps): New definition.
24974 (redirect_edge_var_map_add): New.
24975 (redirect_edge_var_map_clear): New.
24976 (redirect_edge_var_map_dup): New.
24977 (redirect_edge_var_map_vector): New.
24978 (redirect_edge_var_map_destroy): New.
24979 (ssa_redirect_edge): Replace PENDING_STMT use with
24980 redirect_edge_var_map_*.
24981 (flush_pending_stmts): Same.
24982 (delete_tree_ssa): Destroy edge var map.
24983 * tree-flow.h (struct _edge_var_map): New.
24984 Define edge_var_map vector type.
24985 Declare redirect_edge_var_map_* prototypes.
24986 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24987 * tree-cfg.c (reinstall_phi_args): Replace
24988 PENDING_STMT use with redirect_edge_var_map_*.
24990 2008-03-05 Richard Guenther <rguenther@suse.de>
24992 PR tree-optimization/35472
24993 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24994 whose single use_stmt has a overlapping set of loaded and
24995 stored symbols as that use_stmt might be a noop assignment then.
24997 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24999 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25001 2008-03-05 Richard Guenther <rguenther@suse.de>
25004 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25005 should be constants.
25006 * tree-cfg.c (verify_expr): Verify it.
25007 * fold-const.c (fold_truthop): Remove code generating
25008 BIT_FIELD_REFs of structure bases.
25009 (fold_binary): Likewise.
25010 (fold_ternary): Position and size of BIT_FIELD_REFs are
25011 always host integers.
25012 (make_bit_field_ref): Remove.
25013 (optimize_bit_field_compare): Remove.
25014 (all_ones_mask_p): Remove.
25016 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25019 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25020 (split_block_and_df_analyze): New. Split basic block and rebuild
25022 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25024 (split_pattern_seq): Likewise.
25025 (erase_matching_seqs): Likewise.
25026 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25028 2008-03-04 Geoff Keating <geoffk@apple.com>
25030 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25031 declaration and code.
25032 (tree_invalid_nonnegative_warnv_p): Likewise.
25034 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25036 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25037 examples. Truncate option-names then causing overfull hbox.
25039 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25042 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25044 * configure: Rebuilt.
25046 2008-03-04 Rafael Espíndola <espindola@google.com>
25048 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25049 (tree_unary_nonnegative_warnv_p): New.
25050 (tree_binary_nonnegative_warnv_p): New.
25051 (tree_single_nonnegative_warnv_p): New.
25052 (tree_invalid_nonnegative_warnv_p): New.
25053 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25055 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25058 * opts.c (handle_option): Postpone 'unknown option' errors only for
25061 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25064 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25067 2008-03-04 Rafael Espíndola <espindola@google.com>
25069 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25070 (tree_binary_nonzero_warnv_p): New.
25071 (tree_single_nonzero_warnv_p): New.
25072 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25074 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25076 PR middle-end/35456
25077 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25078 transformations for modes that have signed zeros.
25079 * ifcvt.c (noce_try_abs): Ditto.
25081 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25083 * config/i386/i386.c (override_options): Force
25084 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25086 2008-03-04 Jan Hubicka <jh@suse.cz>
25089 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25092 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25094 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25095 label to probe the stack.
25097 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25099 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25100 (__gthr_win32_mutex_destroy): Declare.
25101 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25102 __gthr_win32_mutex_destroy.
25103 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25105 2008-03-03 Jan Hubicka <jh@suse.cz>
25108 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25109 aggressive on inlining cold calls.
25111 2008-03-03 Richard Guenther <rguenther@suse.de>
25113 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25114 struct copies into the expression table.
25115 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25116 (try_to_simplify): Likewise.
25117 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25118 integral and pointer arguments which do not change the
25119 precision to NOP_EXPRs.
25120 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25121 VIEW_CONVERT_EXPR case.
25123 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25125 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25126 defined in a loop at depth 0 is invariant.
25127 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25128 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25129 be called at loop depth 0.
25131 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25134 * gcc.c (process_command): Update copyright notice dates.
25135 * gcov.c (print_version): Likewise.
25136 * gcov-dump.c (print_version): Likewise.
25137 * mips-tfile.c (main): Likewise.
25138 * mips-tdump.c (main): Likewise.
25140 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25143 * c-common.c (flag_permissive): Delete.
25144 (constant_expression_warnings): Check flags first.
25145 (constant_expression_error): New.
25146 * c-common.h (flag_permissive): Delete.
25147 (constant_expression_error): Declare.
25148 * flags.h (flag_permissive): Declare. Update description.
25149 * diagnostic.c (pedwarn): Update.
25151 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25152 (permissive_error_kind): New.
25153 * toplev.c (flag_permissive): Define. Update description.
25154 * toplev.h (permissive_error_kind): Declare.
25155 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25156 (pedwarn_c90): Use pedantic_warning_kind.
25157 * c-opts.c (c_common_post_options): flag_permissive does not affect
25158 flag_pedantic_errors.
25160 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25162 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25163 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25164 __absvsi2, __absvDI2): Use unsigned arithmetic.
25166 2008-03-02 Andi Kleen <ak@suse.de>
25167 Richard Guenther <rguenther@suse.de>
25169 * struct-equiv.c: Remove file.
25170 * cfg_cleanup.c (condjump_equiv_p): Remove.
25171 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25172 (struct-equiv.o): Remove rule.
25173 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25174 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25175 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25177 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25179 * ifcvt.c (noce_process_if_block): Try to handle only the then
25180 block if the else block exists but isn't suitable.
25182 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25185 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25186 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25187 regression from previous patch.
25189 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25192 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25194 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25195 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25196 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25197 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25198 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25199 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25200 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25201 (__gthread_mutex_destroy_function): Rename to
25202 __gthread_mutex_destroy.
25203 * gthr-dce.h (__gthread_mutex_destroy): Call
25204 pthread_mutex_destroy.
25205 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25206 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25207 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25209 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25211 * df-scan.c (df_ref_chain_change_bb): Simplify.
25212 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25213 set_block_for_insn if there's any change.
25214 * df.h ((df_insn_change_bb): Fix prototype.
25215 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25216 df_insn_change_bb, don't call set_block_for_insn.
25217 * emit-rtl.c (reorder_insns): Likewise.
25218 * haifa-sched.c (move_insn): Likewise.
25220 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25222 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25224 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25226 * tree-flow-inline.h (next_readonly_imm_use): Return
25227 NULL_USE_OPERAND_P after the end.
25229 2008-03-01 Richard Guenther <rguenther@suse.de>
25231 PR tree-optimization/35411
25232 * tree-sra.c (sra_build_assignment): Split conversion to
25233 final type to a separate statement if we are not assigning
25236 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25238 * fold-const.c (fold_convertible_p): Correct the logic to follow
25239 that in fold_convert().
25241 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25244 * tree-inline.c (build_duplicate_type): When we make a
25245 duplicate type, make it unique in the canonical types system.
25247 2008-02-29 Tom Tromey <tromey@redhat.com>
25249 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25250 input_file_stack_history, input_file_stack_restored): Remove.
25251 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25252 * input.h (struct file_stack): Remove.
25253 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25254 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25256 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25258 (diagnostic_last_module_changed): Add 'map' argument.
25259 (diagnostic_set_last_function): Likewise.
25260 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25261 line map, not input_file_stack.
25262 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25264 2008-02-29 Paul Brook <paul@codesourcery.com>
25266 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25268 2008-02-29 Paul Brook <paul@codesourcery.com>
25270 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25272 2008-02-29 Richard Guenther <rguenther@suse.de>
25274 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25276 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25277 value for comparing for a store match.
25278 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25279 (try_to_simplify): Do not do a full-blown reference lookup.
25281 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25283 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25284 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25286 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25288 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25290 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25291 strides against cache sizes.
25293 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25295 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25298 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25300 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25301 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25302 is smaller than the original promoted value.
25303 (simplify_subreg): If OP is a SUBREG, try to preserve its
25304 SUBREG_PROMOTED_VAR_P information.
25306 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25308 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25309 (VN_INFO_GET): Allocate new objects on the obstack.
25310 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25311 for rpo_numbers_temp, for consistency.
25312 (free_scc_vn): Free the obstack.
25314 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25316 * doc/invoke.texi: Document -ftree-loop-distribution.
25317 * tree-loop-distribution.c: New.
25318 * tree-pass.h (pass_loop_distribution): New.
25319 * graphds.h (struct graph): Add htab_t indices.
25320 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25321 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25322 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25323 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25324 * tree-data-ref.c (debug_data_dependence_relations): New.
25325 (dump_data_dependence_relation): Also print data references.
25326 (free_data_ref): Extern.
25327 (same_access_functions): Moved...
25328 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25329 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25330 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25331 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25332 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25333 (stmts_from_loop): Skip LABEL_EXPR.
25334 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25336 (build_rdg): Initialize rdg->indices htab.
25337 (free_rdg, stores_from_loop, ref_base_address,
25338 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25339 have_similar_memory_accesses_1, ref_base_address_1,
25340 remove_similar_memory_refs): New.
25341 * tree-data-ref.h: Depend on tree-chrec.h.
25342 (debug_data_dependence_relations, free_data_ref): Declared.
25343 (same_access_functions): ... here.
25344 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25346 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25347 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25348 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25349 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25350 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25351 rdg_vertex_for_stmt): Declared.
25352 (struct rdg_edge): Add level.
25354 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25355 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25357 (rdg_has_similar_memory_accesses): New.
25358 * tree-vect-analyze.c: Remove unused static decls.
25359 * lambda.h (dependence_level): New.
25360 * common.opt (ftree-loop-distribution): New.
25361 * tree-flow.h (mark_virtual_ops_in_bb,
25362 slpeel_tree_duplicate_loop_to_edge_cfg,
25363 rename_variables_in_loop): Declared.
25364 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25365 (OBJS-common): Add tree-loop-distribution.o.
25366 (tree-loop-distribution.o): New rule.
25367 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25368 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25369 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25371 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25374 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25375 other than structures and unions.
25377 2008-02-28 Richard Guenther <rguenther@suse.de>
25380 2008-02-26 Richard Guenther <rguenther@suse.de>
25382 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25383 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25384 (lookup_decl_from_uid): Declare.
25385 (remove_decl_from_map): Likewise.
25386 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25387 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25388 (decl_for_uid_map): New global hashtable mapping DECL_UID
25390 (init_ttree): Allocate it.
25391 (insert_decl_to_uid_decl_map): New helper function.
25392 (make_node_stat): Insert new decls into the map.
25393 (copy_node_stat): Likewise.
25394 (lookup_decl_from_uid): New function.
25395 (remove_decl_from_map): Likewise.
25396 (print_decl_for_uid_map_statistics): New helper.
25397 (dump_tree_statistics): Call it.
25399 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25400 (referenced_var_iterator): Adjust.
25401 (FOR_EACH_REFERENCED_VAR): Adjust.
25402 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25403 (num_referenced_vars): Adjust.
25404 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25405 (first_referenced_var): Remove.
25406 (end_referenced_vars_p): Likewise.
25407 (next_referenced_var): Likewise.
25408 (referenced_var_iterator_set): New helper function.
25409 * tree-dfa.c (referenced_var_lookup): Adjust.
25410 (referenced_var_check_and_insert): Likewise.
25411 (remove_referenced_var): Likewise.
25412 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25413 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25414 (verify_call_clobbering): Likewise.
25415 (verify_memory_partitions): Likewise.
25416 (init_tree_ssa): Allocate bitmap instead of hashtable for
25418 (delete_tree_ssa): Adjust.
25419 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25420 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25421 (compute_tag_properties): Likewise.
25422 (set_initial_properties): Likewise.
25423 (find_partition_for): Likewise.
25424 (update_reference_counts): Likewise.
25425 (dump_may_aliases_for): Likewise.
25426 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25427 (add_call_clobber_ops): Likewise.
25428 (add_call_read_ops): Likewise.
25429 (get_asm_expr_operands): Likewise.
25430 * tree-into-ssa.c (dump_decl_set): Likewise.
25431 (update_ssa): Likewise.
25432 * tree-sra.c (scan_function): Likewise.
25433 (decide_instantiations): Likewise.
25434 (scalarize_parms): Likewise.
25435 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25436 (dsa_named_for): Likewise.
25437 * tree-ssa-structalias.c (update_alias_info): Likewise.
25438 (merge_smts_into): Likewise.
25440 2008-02-27 David Daney <ddaney@avtrex.com>
25443 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25444 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25445 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25446 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25447 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25449 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25452 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25453 (BUILT_IN_NEXTTOWARD): Remove.
25454 (BUILT_IN_NEXTTOWARDF): Ditto.
25455 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25456 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25458 2008-02-27 Tom Tromey <tromey@redhat.com>
25460 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25461 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25463 2008-02-27 Jan Beulich <jbeulich@novell.com>
25465 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25466 update the respective field on newdecl.
25468 2008-02-27 Revital Eres <eres@il.ibm.com>
25470 PR rtl-optimization/34999
25471 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25472 crossing edges that ends with a call insn.
25473 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25474 call insn and clear the EDGE_CROSSING flag of the crossing edge
25475 when fixing fallthru edges.
25477 2008-02-27 Richard Guenther <rguenther@suse.de>
25479 PR middle-end/35390
25480 * fold-const.c (fold_unary): Return the correct argument,
25481 converted to the result type.
25483 2008-02-27 Richard Guenther <rguenther@suse.de>
25485 PR middle-end/34971
25486 * expr.c (expand_expr_real_1): Assert on rotates that operate
25488 * fold-const.c (fold_binary): Use the types precision, not the
25489 bitsize of the mode if folding rotate expressions. Build rotates
25490 only for full modes.
25492 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25494 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25495 and CPP_PRAGMA_EOL.
25496 * c-pragma.c (pragma_ns_name): New typedef.
25497 (registered_pp_pragmas): New variable.
25498 (c_pp_lookup_pragma): New function.
25499 (c_register_pragma_1): If flag_preprocess_only, do nothing
25500 for non-expanded pragmas, for expanded ones push pragma's
25501 namespace and name into registered_pp_pragmas vector.
25502 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25503 flag_preprocess_only, don't register GCC pch_preprocess
25504 pragma if flag_preprocess_only.
25505 * c-opts.c (c_common_init): Call init_pragma even if
25506 flag_preprocess_only.
25507 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25508 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25509 cpp_register_pragma if flag_preprocess_only.
25511 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25514 * c-parser.c (c_parser_translation_unit): Warn for empty
25515 translation unit, not empty source file.
25517 2008-02-26 Paul Brook <paul@codesourcery.com>
25519 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25520 operand for Thumb-2.
25521 * config/arm/arm.h (reg_class): Add CORE_REGS.
25522 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25523 (BASE_REG_CLASS): Use CORE_REGS.
25524 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25525 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25526 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25527 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25528 ARM_REGNO_OK_FOR_INDEX_P.
25529 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25530 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25531 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25532 (ldm/stm peepholes): Ditto.
25533 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25534 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25535 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25536 * config/arm/constraints.md: Enable "k" constraint on ARM.
25538 2008-02-27 Ben Elliston <bje@au.ibm.com>
25540 * config/rs6000/rs6000.c: Annotate cache line size field in all
25541 instances of struct processor_costs.
25543 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25545 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25546 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25547 jump_bypass): New counters.
25548 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25549 * dce.c (gate_ud_dce): Same.
25550 (gate_fast_dce): Same.
25551 * dse.c (gate_dse1): New function.
25552 (gate_dse2): New function.
25553 (gate_dse): Merge results of new gate functions.
25554 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25555 (gate_handle_jump_bypass): Add dbg_cnt.
25556 (gate_handle_gcse): Add dbg_cnt.
25557 * ifcvt.c (gate_handle_if_conversion): Same.
25558 (gate_handle_if_after_combine): Same.
25559 (gate_handle_if_after_reload): Same.
25560 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25562 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25564 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25566 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25568 2008-02-26 Jason Merrill <jason@redhat.com>
25571 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25572 alone if it's the naming decl for the type's main variant.
25574 2008-02-26 Tom Tromey <tromey@redhat.com>
25576 * system.h (USE_MAPPED_LOCATION): Poison.
25577 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25578 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25579 (make_goto_expr_edges): Likewise.
25580 (remove_bb): Likewise.
25581 (execute_warn_function_return): Likewise.
25582 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25584 * c-common.c (fname_decl): Remove old location code.
25585 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25587 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25589 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25590 (gen_rtx_ASM_INPUT): Likewise.
25591 (gen_rtx_ASM_INPUT_loc): Likewise.
25592 (get_rtx_asm_OPERANDS): Remove.
25593 * cfglayout.c (insn_locators_alloc): Remove old location code.
25594 (set_curr_insn_source_location): Likewise.
25595 (curr_insn_locator): Likewise.
25596 * print-tree.c (print_node): Remove old location code.
25597 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25598 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25599 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25600 location_from_locus.
25601 (construct_exit_block): Remove old location code.
25602 * emit-rtl.c (force_next_line_note): Remove old location code.
25603 * profile.c (branch_prob): Remove old location code.
25604 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25605 LOC_LINE): Remove old-location variants.
25606 * langhooks.c (lhd_print_error_function): Remove old location
25608 * configure, config.in: Rebuilt.
25609 * configure.ac (--enable-mapped-location): Remove.
25610 * c-decl.c (c_init_decl_processing): Remove old location code.
25611 (finish_function): Likewise.
25612 * recog.c (decode_asm_operands): Remove old location code.
25613 * c-pch.c (c_common_read_pch): Remove old location code.
25614 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25616 * gimple-low.c (lower_function_body): Remove old location code.
25617 * toplev.c (unknown_location): Remove.
25618 (push_srcloc): Remove old-location variant.
25619 (process_options): Remove old location code.
25620 (lang_dependent_init): Likewise.
25621 * input.h (UNKNOWN_LOCATION): Move definition.
25622 (location_t): Undeprecate.
25623 (source_locus): Remove.
25624 (location_from_locus): Remove.
25625 (struct location_s): Remove.
25626 Remove all old-location code.
25627 (input_line, input_filename): Remove.
25628 * final.c (final_scan_insn): Remove old location code.
25629 * diagnostic.c (diagnostic_build_prefix): Remove
25630 USE_MAPPED_LOCATION test.
25631 * tree.h (gimple_stmt) <locus>: Now a location_t.
25632 (tree_exp) <locus>: Likewise.
25633 (DECL_IS_BUILTIN): Remove old-location variant.
25634 (annotate_with_file_line, annotate_with_locus): Likewise.
25635 (expr_locus, set_expr_locus): Update.
25636 * tree.c (build1_stat): Remove old location code.
25637 (last_annotated_node): Remove.
25638 (annotate_with_file_line): Remove old-location variant.
25639 (annotate_with_locus): Likewise.
25640 (expr_location): Remove old location code.
25641 (set_expr_location): Likewise.
25642 (expr_has_location): Likewise.
25643 (expr_locus): Likewise.
25644 (set_expr_locus): Likewise.
25645 (expr_filename): Don't use location_from_locus.
25646 (expr_lineno): Likewise.
25647 * rtl-error.c (location_for_asm): Remove old location code.
25648 * c-lex.c (cb_line_change): Remove old location code.
25649 (fe_file_change): Likewise.
25650 (cb_def_pragma): Likewise.
25651 (c_lex_with_flags): Likewise.
25652 * gengtype.c (do_typedef): Don't special-case location types.
25653 (define_location_structures): Remove.
25654 (main): Don't call define_location_structures.
25655 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25658 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25661 * builtins.def (BUILT_IN_STDARG_START): Remove.
25662 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25663 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25664 * tree-inline.c (inline_forbidden_p_1): Likewise.
25666 2008-02-26 Richard Guenther <rguenther@suse.de>
25668 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25669 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25670 (lookup_decl_from_uid): Declare.
25671 (remove_decl_from_map): Likewise.
25672 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25673 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25674 (decl_for_uid_map): New global hashtable mapping DECL_UID
25676 (init_ttree): Allocate it.
25677 (insert_decl_to_uid_decl_map): New helper function.
25678 (make_node_stat): Insert new decls into the map.
25679 (copy_node_stat): Likewise.
25680 (lookup_decl_from_uid): New function.
25681 (remove_decl_from_map): Likewise.
25682 (print_decl_for_uid_map_statistics): New helper.
25683 (dump_tree_statistics): Call it.
25685 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25686 (referenced_var_iterator): Adjust.
25687 (FOR_EACH_REFERENCED_VAR): Adjust.
25688 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25689 (num_referenced_vars): Adjust.
25690 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25691 (first_referenced_var): Remove.
25692 (end_referenced_vars_p): Likewise.
25693 (next_referenced_var): Likewise.
25694 (referenced_var_iterator_set): New helper function.
25695 * tree-dfa.c (referenced_var_lookup): Adjust.
25696 (referenced_var_check_and_insert): Likewise.
25697 (remove_referenced_var): Likewise.
25698 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25699 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25700 (verify_call_clobbering): Likewise.
25701 (verify_memory_partitions): Likewise.
25702 (init_tree_ssa): Allocate bitmap instead of hashtable for
25704 (delete_tree_ssa): Adjust.
25705 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25706 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25707 (compute_tag_properties): Likewise.
25708 (set_initial_properties): Likewise.
25709 (find_partition_for): Likewise.
25710 (update_reference_counts): Likewise.
25711 (dump_may_aliases_for): Likewise.
25712 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25713 (add_call_clobber_ops): Likewise.
25714 (add_call_read_ops): Likewise.
25715 (get_asm_expr_operands): Likewise.
25716 * tree-into-ssa.c (dump_decl_set): Likewise.
25717 (update_ssa): Likewise.
25718 * tree-sra.c (scan_function): Likewise.
25719 (decide_instantiations): Likewise.
25720 (scalarize_parms): Likewise.
25721 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25722 (dsa_named_for): Likewise.
25723 * tree-ssa-structalias.c (update_alias_info): Likewise.
25724 (merge_smts_into): Likewise.
25726 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25729 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25730 * c-opts.c (c_common_handle_option): Wall enables
25731 Wvolatile-register-var.
25732 * common.opt: Move Wvolatile-register-var to...
25735 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25737 * common.opt (Wlarger-than=): New.
25738 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25740 * opts.c (common_handle_option): Handle -Wlarger-than=.
25741 * optc-gen.awk: Likewise.
25742 * opth-gen.awk: Likewise.
25743 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25744 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25746 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25748 * c-common.c (match_case_to_enum_1): Add appropriate
25749 OPT_W* parameter to warning.
25750 (c_do_switch_warnings): Likewise.
25751 * c-typeck.c (warning_init): Add one more parameter following
25752 'warning' function.
25753 (push_init_level): Update call to warning_init.
25754 (pop_init_level): Likewise.
25755 (add_pending_init): Likewise.
25756 (output_init_element: Likewise.
25758 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25761 * toplev.c (toplev_main): If there are warnings or error, print
25762 errors for ignored options.
25763 * opts.c (ignored_options): New static variable.
25764 (postpone_unknown_option_error): New.
25765 (print_ignored_options): New.
25766 (handle_option): Postpone errors for unknown -Wno-* options.
25767 * opts.h (print_ignored_options): Declare.
25769 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25771 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25774 2008-02-25 Richard Guenther <rguenther@suse.de>
25777 2008-02-25 Richard Guenther <rguenther@suse.de>
25779 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25780 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25781 (lookup_decl_from_uid): Declare.
25782 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25783 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25784 (decl_for_uid_map): New global hashtable mapping DECL_UID
25786 (init_ttree): Allocate it.
25787 (insert_decl_to_uid_decl_map): New helper function.
25788 (make_node_stat): Insert new decls into the map.
25789 (copy_node_stat): Likewise.
25790 (lookup_decl_from_uid): New function.
25791 (print_decl_for_uid_map_statistics): New helper.
25792 (dump_tree_statistics): Call it.
25794 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25795 (referenced_var_iterator): Adjust.
25796 (FOR_EACH_REFERENCED_VAR): Adjust.
25797 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25798 (num_referenced_vars): Adjust.
25799 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25800 (first_referenced_var): Remove.
25801 (end_referenced_vars_p): Likewise.
25802 (next_referenced_var): Likewise.
25803 (referenced_var_iterator_set): New helper function.
25804 * tree-dfa.c (referenced_var_lookup): Adjust.
25805 (referenced_var_check_and_insert): Likewise.
25806 (remove_referenced_var): Likewise.
25807 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25808 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25809 (verify_call_clobbering): Likewise.
25810 (verify_memory_partitions): Likewise.
25811 (init_tree_ssa): Allocate bitmap instead of hashtable for
25813 (delete_tree_ssa): Adjust.
25814 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25815 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25816 (compute_tag_properties): Likewise.
25817 (set_initial_properties): Likewise.
25818 (find_partition_for): Likewise.
25819 (update_reference_counts): Likewise.
25820 (dump_may_aliases_for): Likewise.
25821 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25822 (add_call_clobber_ops): Likewise.
25823 (add_call_read_ops): Likewise.
25824 (get_asm_expr_operands): Likewise.
25825 * tree-into-ssa.c (dump_decl_set): Likewise.
25826 (update_ssa): Likewise.
25827 * tree-sra.c (scan_function): Likewise.
25828 (decide_instantiations): Likewise.
25829 (scalarize_parms): Likewise.
25830 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25831 (dsa_named_for): Likewise.
25832 * tree-ssa-structalias.c (update_alias_info): Likewise.
25833 (merge_smts_into): Likewise.
25835 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25838 * doc/invoke.texi (-fcx-limited-range): Document new option.
25839 * toplev.c (process_options): Handle -fcx-fortran-rules.
25840 * common.opt: Add documentation for -fcx-fortran-rules.
25842 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25845 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25846 actual behaviour and C99.
25848 2008-02-26 Ben Elliston <bje@au.ibm.com>
25850 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25851 (ASM_CPU_POWER6_SPEC): Likewise.
25852 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25853 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25854 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25856 2008-02-25 Richard Guenther <rguenther@suse.de>
25858 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25859 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25860 (lookup_decl_from_uid): Declare.
25861 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25862 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25863 (decl_for_uid_map): New global hashtable mapping DECL_UID
25865 (init_ttree): Allocate it.
25866 (insert_decl_to_uid_decl_map): New helper function.
25867 (make_node_stat): Insert new decls into the map.
25868 (copy_node_stat): Likewise.
25869 (lookup_decl_from_uid): New function.
25870 (print_decl_for_uid_map_statistics): New helper.
25871 (dump_tree_statistics): Call it.
25873 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25874 (referenced_var_iterator): Adjust.
25875 (FOR_EACH_REFERENCED_VAR): Adjust.
25876 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25877 (num_referenced_vars): Adjust.
25878 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25879 (first_referenced_var): Remove.
25880 (end_referenced_vars_p): Likewise.
25881 (next_referenced_var): Likewise.
25882 (referenced_var_iterator_set): New helper function.
25883 * tree-dfa.c (referenced_var_lookup): Adjust.
25884 (referenced_var_check_and_insert): Likewise.
25885 (remove_referenced_var): Likewise.
25886 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25887 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25888 (verify_call_clobbering): Likewise.
25889 (verify_memory_partitions): Likewise.
25890 (init_tree_ssa): Allocate bitmap instead of hashtable for
25892 (delete_tree_ssa): Adjust.
25893 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25894 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25895 (compute_tag_properties): Likewise.
25896 (set_initial_properties): Likewise.
25897 (find_partition_for): Likewise.
25898 (update_reference_counts): Likewise.
25899 (dump_may_aliases_for): Likewise.
25900 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25901 (add_call_clobber_ops): Likewise.
25902 (add_call_read_ops): Likewise.
25903 (get_asm_expr_operands): Likewise.
25904 * tree-into-ssa.c (dump_decl_set): Likewise.
25905 (update_ssa): Likewise.
25906 * tree-sra.c (scan_function): Likewise.
25907 (decide_instantiations): Likewise.
25908 (scalarize_parms): Likewise.
25909 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25910 (dsa_named_for): Likewise.
25911 * tree-ssa-structalias.c (update_alias_info): Likewise.
25912 (merge_smts_into): Likewise.
25914 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25917 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25918 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25919 * alias.h (nonoverlapping_memrefs_p): Likewise.
25921 2008-02-25 Jan Beulich <jbeulich@novell.com>
25923 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25924 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25925 __emultls_get_address, __emultls_register_common,
25926 __floatundi?f, and _Unwind_GetIPInfo.
25927 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25928 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25929 (gen_regparm_prefix): Likewise.
25930 (i386_nlm_encode_section_info): Sync with
25931 config/i386/winnt.c:i386_pe_encode_section_info().
25932 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25933 i386_nlm_mangle_decl_assembler_name): New.
25934 (netware_override_options): New.
25935 * config/i386/netware.h (netware_override_options): Declare.
25936 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25937 (i386_nlm_mangle_decl_assembler_name): Declare.
25938 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25940 2008-02-25 Ben Elliston <bje@au.ibm.com>
25943 * c-decl.c (grokdeclarator): Remove unused local variables
25944 `typedef_type' and `type_as_written'.
25946 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25947 unused local variable `has_hot_blocks'.
25948 (fix_crossing_conditional_branches): Remove unused local variable
25951 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25953 PR middle-end/19984
25954 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25955 using DEF_C99_BUILTIN.
25956 (BUILT_IN_NANF): Ditto.
25957 (BUILT_IN_NANL): Ditto.
25959 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25960 Revital Eres <eres@il.ibm.com>
25962 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25963 regarding the order of two dependent insns in the same row.
25965 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25967 * stor-layout.c (layout_decl): Do not bump the alignment of a
25968 bit-field to more than byte alignment if it is packed.
25970 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25972 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25975 2008-02-24 Diego Novillo <dnovillo@google.com>
25977 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25980 * tree-vrp.c (vrp_evaluate_conditional): With
25981 -Wtype-limits, emit a warning when comparing against a
25982 constant outside the natural range of OP0's type.
25983 * c.opt (Wtype-limits): Move ...
25984 * common.opt (Wtype-limits): ... here.
25986 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25988 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25989 * config/rs6000/e300c2c3.md: New file.
25990 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25992 (rs6000_override_options): Add e300c2 and e300c3 cases to
25993 processor_target_table. Do not allow usage of Altivec or Spe
25994 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25995 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25996 * config/rs6000/rs6000.h (processor_type): Add
25997 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25998 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25999 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26000 and ppce300c3. Include e300c2c3.md.
26002 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26004 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26005 instead of TARGET_STRICT_ALIGN.
26007 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26009 * explow.c (memory_address): Assert that the generated address is
26012 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26015 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26016 * config/darwin-ppc-ldouble-patch.def: New file.
26017 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26018 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26019 SUBTARGET_INIT_BUILTINS if defined.
26020 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26023 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26026 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26027 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26029 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26032 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26033 file" warning condtional on -Winvalid-PCH.
26035 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26037 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26039 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26043 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26044 prevent reload from using MMX registers.
26045 (*mov<mode>_internal): Ditto.
26046 (*movv2sf_internal_rex64): Ditto.
26047 (*movv2sf_internal): Ditto.
26049 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26051 PR documentation/31569
26052 * doc/install.texi2html: Use makeinfo --no-number-sections.
26054 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26056 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26057 ensure that we can address an entire entity > 8 bytes. Don't
26058 generate reg+reg addressing for such data.
26060 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26062 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26063 strings when optimizing for size, unless the target cares about
26066 2008-02-22 Tom Tromey <tromey@redhat.com>
26068 * regclass.c (current_pass): Remove declaration.
26070 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26072 * config/avr/libgcc.S (__RAMPZ__): Define.
26073 (__do_copy_data): Add for devices with 128KB code memory.
26075 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26077 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26079 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26081 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26083 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26086 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26089 * c-typeck.c (build_binary_op): Warn about floating point
26090 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26092 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26095 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26096 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26098 (rs6000_override_options): Set altivec_abi as default, not override,
26099 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26100 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26101 is used; use new member spe_abi.
26102 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26103 spe_abi and altivec_abi.
26105 2008-02-22 Tomas Bily <tbily@suse.cz>
26107 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26109 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26112 * config.build (build_file_translate): Set to `CMD //c' only if
26114 * Makefile.in (build_file_translate): Improve comment.
26116 2008-02-21 Jan Hubicka <jh@suse.cz>
26118 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26119 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26120 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26122 2008-02-21 Michael Matz <matz@suse.de>
26125 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26127 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26129 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26130 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26131 as insn constraint.
26132 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26133 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26134 SSE_VEC_FLOAT_MODE_P as insn constraint.
26135 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26136 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26137 sse4a_movntdf using MODEF mode iterator.
26138 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26139 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26140 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26141 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26142 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26143 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26144 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26146 2008-02-21 Richard Guenther <rguenther@suse.de>
26148 * tree.def (PAREN_EXPR): New tree code.
26149 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26151 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26152 * expr.c (expand_expr_real_1): Likewise.
26153 * tree-inline.c (estimate_num_insns_1): Likewise.
26154 * tree-complex.c (expand_complex_move): Likewise.
26155 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26158 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26161 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26163 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26166 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26168 * config/sh/sh.c (find_barrier): Don't go past
26169 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26171 2008-02-20 DJ Delorie <dj@redhat.com>
26173 * config/h8300/h8300.md (insv): Force source operand to be a register.
26175 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26176 as a jump, not as a plain insn.
26178 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26180 * doc/invoke.texi (Warning Options): Add new option
26181 -Wframe-larger-than=.
26182 (-Wframe-larger-than): Document.
26184 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26185 Add declarations for new option variables.
26187 * final.c (final_start_function): Check the frame size
26188 before emission and issue a Wframe-larger-than warning.
26190 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26191 Add definitions for new option variables.
26192 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26194 * common.opt (Wframe-larger-than=): New option.
26196 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26198 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26199 (<sse>_div<mode>3): Ditto.
26200 (<sse>_vmdiv<mode>3): Ditto.
26201 (<sse>_vmsqrt<mode>2): Ditto.
26202 (*smax<mode>3): Ditto.
26203 (sse5_frcz<mode>2): Ditto.
26204 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26205 as insn constraint.
26207 2008-02-20 Richard Guenther <rguenther@suse.de>
26209 PR middle-end/35265
26210 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26211 be happy with INTEGRAL_TYPE_P.
26213 2008-02-20 Richard Guenther <rguenther@suse.de>
26215 * fold-const.c (split_tree): Associate floatig-point expressions
26216 if flag_associative_math is set.
26218 2008-02-20 Richard Guenther <rguenther@suse.de>
26220 * tree.h (fold_real_zero_addition_p): Declare.
26221 * fold-const.c (fold_real_zero_addition_p): Export.
26222 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26223 floating-point operations with zero and one.
26225 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26227 * doc/install.texi: Correct references to CFLAGS, replacing them
26228 with BOOT_CFLAGS. Document flags used during bootstrap for
26231 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26233 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26234 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26235 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26237 (smin<mode>3): Ditto from similar patterns.
26238 (smax<mode>3): Ditto.
26239 (*ieee_smin<mode>3): Ditto.
26240 (*ieee_smax<mode>3): Ditto.
26241 * config/i386/sse.md (sse): New mode attribute.
26242 (mov<mode>): Macroize expander from movv4sf and movv2df using
26243 SSEMODEF2P mode iterator.
26244 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26245 SSE_VEC_FLOAT_MODE_P as insn constraint.
26246 (storent<mode>): Ditto.
26247 (storent<mode>): Macroize expander from storentsf and storentdf using
26248 MODEF mode iterator.
26249 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26250 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26251 (abs<mode>2): Ditto from similar patterns.
26252 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26253 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26254 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26255 (<sse>_vmsqrt<mode>2): Ditto.
26256 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26257 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26258 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26259 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26260 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26261 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26262 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26264 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26265 iterator and SSE_FLOAT_MODE_P as insn constraint.
26266 (<sse>_ucomi): Ditto from similar patterns.
26267 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26268 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26269 SSE_VEC_FLOAT_MODE_P as insn constraint.
26270 (vcond<mode>): Ditto from similar patterns.
26271 (and<mode>3, *and<mode>3): Ditto.
26272 (<sse>_nand<mode>3): Ditto.
26273 (ior<mode>3, *ior<mode>3): Ditto.
26274 (xor<mode>3, *xor<mode>3): Ditto.
26275 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26276 iterator and SSE_FLOAT_MODE_P as insn constraint.
26277 (*nand<mode>3): Ditto from similar patterns.
26278 (*ior<mode>3): Ditto.
26279 (*xor<mode>3): Ditto.
26281 2008-02-20 Ira Rosen <irar@il.ibm.com>
26283 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26284 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26285 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26287 2008-02-19 Jan Hubicka <jh@suse.cz>
26289 * predict.c (tree_bb_level_predictions): Remove variable next
26290 mistakely introduced by previous commit.
26292 2008-02-19 Jan Hubicka <jh@suse.cz>
26294 * predict.c (predict_paths_leading_to): Rewrite.
26295 (predict_paths_for_bb): New.
26296 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26298 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26301 * Makefile.in (build_file_translate): New.
26302 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26303 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26304 * configure.ac (build_file_translate): Substitute it.
26305 * configure: Regenerate.
26307 2008-02-19 Jan Hubicka <jh@suse.cz>
26309 PR rtl-optimization/34408
26310 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26313 2008-02-19 Jan Hubicka <jh@suse.cz>
26315 PR middle-end/28779
26316 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26319 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26322 * config/i386/i386-modes.def: Revert the last DI alignment
26323 change until Ada people can look into it.
26325 2008-02-19 Nick Clifton <nickc@redhat.com>
26327 * opts.c (print_specific_help): Fix typo in --help text.
26329 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26332 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26333 32-bit inline asm without asm alternatives for host GCC < 3.0.
26335 2008-02-19 Richard Guenther <rguenther@suse.de>
26337 PR tree-optimization/34989
26338 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26339 Allow propagation to INDIRECT_REF if we can simplify only.
26341 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26343 * c-common.c (warn_for_collisions_1): Use appropriate option when
26346 2008-02-19 Nick Clifton <nickc@redhat.com>
26349 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26350 (handle_options): Fix indentation.
26351 (print_filtered_help): If no language-specific options were
26352 displayed tell the user how to list all the options supported by
26353 the language's front-end.
26354 (print_specific_help): Fix indentation and remove duplicate line.
26355 (common_handle_option): Handle the -v option.
26356 For --help enable the display of undocumented options if the -v
26357 switch has been included on the command line.
26358 For --help= check for overlaps in the arguments between the option
26359 classes and the language names and issue a warning when they
26360 cannot be disambiguated.
26361 * c.opt (v): Pass on to the common option handler.
26363 2008-02-19 Revital Eres <eres@il.ibm.com>
26365 * modulo-sched.c (sms_schedule): Change dump message when
26366 create_ddg function fails.
26367 (try_scheduling_node_in_cycle): Rename row to cycle.
26368 (print_partial_schedule): Rename CYCLE to ROW.
26370 2008-02-19 Christian Bruel <christian.bruel@st.com>
26371 Zdenek Dvorak <ook@ucw.cz>
26373 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26375 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26378 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26379 (*x86_movdicc_0_m1_se): Ditto.
26381 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26383 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26384 (CMPtype): Define as __gcc_CMPtype.
26385 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26386 (CMPtype): Define as __gcc_CMPtype.
26388 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26390 Support valgrind 3.3 for --enable-checking=valgrind.
26391 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26393 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26394 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26395 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26396 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26397 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26398 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26399 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26401 * ggc-zone.c: Similar.
26402 * ggc-page.c: Similar.
26404 2008-02-19 Paul Brook <paul@codesourcery.com>
26407 * config/arm/ieee754-df.S: Fix do_it typo.
26408 * config/arm/ieee754-sf.S: Fix do_it typo.
26410 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26413 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26414 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26415 (OPTION_MASK_ISA_SSE_SET): Likewise.
26416 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26417 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26418 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26419 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26420 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26421 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26422 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26423 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26424 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26425 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26426 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26427 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26428 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26429 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26430 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26431 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26432 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26433 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26434 (OPTION_MASK_ISA_SSE4): Removed.
26435 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26436 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26437 (override_options): Don't turn on implied SSE/MMX bits in
26440 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26442 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26445 2008-02-18 Joey Ye <joey.ye@intel.com>
26447 PR middle-end/34921
26448 * tree-nested.c (insert_field_into_struct): Set type alignment
26449 to field alignment if the former is less than the latter.
26451 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26453 * BASE-VER: Set to 4.4.0.
26455 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26457 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26458 * doc/cfg.texi: Likewise.
26459 * doc/extend.texi: Likewise.
26460 * doc/gty.texi: Likewise.
26461 * doc/invoke.texi: Likewise.
26462 * doc/loop.texi: Likewise.
26463 * doc/md.texi: Likewise.
26464 * doc/passes.texi: Likewise.
26465 * doc/rtl.texi: Likewise.
26466 * doc/sourcebuild.texi: Likewise.
26467 * doc/tm.texi: Likewise.
26468 * doc/tree-ssa.texi: Likewise.
26470 2008-02-17 Richard Guenther <rguenther@suse.de>
26472 PR middle-end/35227
26473 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26474 without default definition.
26476 2008-02-17 Richard Guenther <rguenther@suse.de>
26478 PR tree-optimization/35231
26479 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26482 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26485 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26486 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26487 libgcc_cmp_return mode.
26489 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26492 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26494 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26496 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26499 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26501 * doc/c-tree.texi: Use `@.' where appropriate.
26502 * doc/extend.texi: Likewise.
26503 * doc/install.texi: Likewise.
26504 * doc/invoke.texi: Likewise.
26505 * doc/loop.texi: Likewise.
26506 * doc/makefile.texi: Likewise.
26507 * doc/md.texi: Likewise.
26508 * doc/passes.texi: Likewise.
26509 * doc/standards.texi: Likewise.
26510 * doc/tm.texi: Likewise.
26512 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26514 PR middle-end/35196
26515 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26517 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26518 rather than in entry_bb.
26520 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26522 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26523 libgcc_cmp_return mode.
26525 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26527 PR middle-end/35130
26528 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26529 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26531 2008-02-15 Richard Guenther <rguenther@suse.de>
26532 Zdenek Dvorak <ook@ucw.cz>
26534 PR tree-optimization/35164
26535 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26536 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26537 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26538 Only propagate addresses which do not have abnormal SSA_NAMEs
26541 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26544 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26546 2008-02-15 Jan Hubicka <jh@suse.cz>
26548 PR middle-end/35149
26549 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26551 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26553 PR middle-end/34621
26554 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26555 when calculating alignment_pad.
26557 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26559 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26560 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26561 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26562 and STACK_BOUNDARY define.
26564 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26566 PR preprocessor/35061
26567 * c-pragma.c (handle_pragma_pop_macro): Check that
26568 pushed_macro_table has been allocated.
26570 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26572 PR middle-end/35136
26573 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26574 (force_gimple_operand): Likewise.
26575 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26576 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26577 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26578 (find_interesting_uses_address): Check addressability and alignment
26579 of the base expression only after substituting bases of IVs into it.
26581 2008-02-14 Michael Matz <matz@suse.de>
26584 * function.c (instantiate_virtual_regs_in_insn): Reload address
26585 before falling back to reloading the whole operand.
26587 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26589 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26590 before the first section switch note.
26592 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26594 * doc/bugreport.texi: Update copyright years.
26595 * doc/c-tree.texi: Likewise.
26596 * doc/cfg.texi: Likewise.
26597 * doc/cpp.texi: Likewise.
26598 * doc/cppinternals.texi: Likewise.
26599 * doc/fragments.texi: Likewise.
26600 * doc/frontends.texi: Likewise.
26601 * doc/gcc.texi: Likewise.
26602 * doc/gty.texi: Likewise.
26603 * doc/hostconfig.texi: Likewise.
26604 * doc/implement-c.texi: Likewise.
26605 * doc/libgcc.texi: Likewise.
26606 * doc/loop.texi: Likewise.
26607 * doc/makefile.texi: Likewise.
26608 * doc/options.texi: Likewise.
26609 * doc/passes.texi: Likewise.
26610 * doc/rtl.texi: Likewise.
26611 * doc/sourcebuild.texi: Likewise.
26612 * doc/standards.texi: Likewise.
26613 * doc/tree-ssa.texi: Likewise.
26614 * doc/trouble.texi: Likewise.
26616 * doc/extend.texi: Use @: or add comma where appropriate.
26617 * doc/invoke.texi: Likewise.
26618 * doc/tm.texi: Likewise.
26620 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26623 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26626 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26628 * doc/md.texi (clz, ctz): Add reference.
26629 * doc/rtl.texi (clz, ctz): Likewise.
26631 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26634 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26637 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26639 * config/s390/s390.c (struct constant_pool): New field
26640 emit_pool_after added.
26641 (s390_mainpool_start): Set the emit_pool_after flag according
26642 to the section switch notes.
26643 (s390_mainpool_finish): Consider emit_pool_after when emitting
26644 the literal pool at the end of the function.
26645 (s390_chunkify_start): Force literal pool splits at section
26648 2008-02-13 Michael Matz <matz@suse.de>
26651 * var-tracking.c (clobber_variable_part): Correctly traverse the
26654 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26657 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26658 Add -fdump-ipa-inline.
26659 * tree-dump.c (dump_files): Remove tree-inlined dump.
26660 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26662 2008-02-12 Richard Guenther <rguenther@suse.de>
26664 PR tree-optimization/35171
26665 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26668 2008-02-12 Richard Guenther <rguenther@suse.de>
26670 PR middle-end/35163
26671 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26672 value-preserving mode. Disallow final truncation.
26674 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26676 PR middle-end/35136
26677 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26678 code from here to...
26679 (force_gimple_operand): ...here.
26681 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26684 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26685 non-compatible pointers.
26686 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26687 different FIELD_DECLs, try harder by comparing field offsets, sizes
26690 PR inline-asm/35160
26691 * function.c (match_asm_constraints_1): Don't replace the same input
26694 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26696 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26697 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26698 (expand_epilogue): Restore RAMPZ register.
26699 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26701 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26703 * config/i386/cygwin.asm: (__alloca): Correct calling
26704 convention and alignment.
26705 (__chkstk): Force 8 byte stack alignment.
26707 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26708 Richard Guenther <rguenther@suse.de>
26710 PR tree-optimization/33992
26711 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26712 the zero we compare against.
26714 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26716 PR libfortran/35063
26717 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26718 to CloseHandle after unlocking to prevent accumulation of handle
26721 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26723 PR middle_end/34150
26724 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26725 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26726 and update LABEL_NUSES during and after reload.
26728 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26730 PR middle-end/34627
26731 * combine.c (simplify_if_then_else): Make sure the comparison is
26732 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26734 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26737 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26738 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26739 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26740 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26741 * tree.h (get_type_static_bounds): Likewise.
26743 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26745 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26746 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26747 Make -Wfoo language annotations match what the compiler outputs.
26749 2008-02-08 Sa Liu <saliu@de.ibm.com>
26751 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26752 intrinsics spu_convts, spu_convtu, spu_convtf.
26754 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26756 * doc/extend.texi (Function Attributes) <noinline>: Mention
26757 asm ("") as method to keep calls.
26759 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26762 * doc/options.texi (Options): Replace references to opts.sh with
26764 * opts-common.c: Likewise.
26765 * optc-gen.awk: Likewise.
26767 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26769 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26771 2008-02-07 Richard Henderson <rth@redhat.com>
26774 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26775 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26778 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26780 PR tree-optimization/35085
26781 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26782 for operand entry oe2 in addition to operand entry oe3 in order to
26783 expose more opportunities for vectorizer sum reduction.
26785 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26788 * Makefile.in (LIBS): Remove $(GMPLIBS).
26789 (cc1-dummy, cc1): Add $(GMPLIBS).
26791 2008-02-06 Jan Hubicka <jh@suse.cz>
26794 * i386.md (moddf_integer): Do not produce partial memory stalls for
26795 targets where it hurts.
26797 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26800 * optabs.c (expand_float): Do not check for decimal modes when
26801 expanding unsigned integer through signed conversion.
26803 2008-02-06 Nick Clifton <nickc@redhat.com>
26805 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26806 inside the clobber with a match_operand and duplicated operand
26807 number in the constraint.
26808 (ineqbranchsi): Delete redundant comment.
26810 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26812 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26813 builtin_define ("__USE_INIT_FINI__").
26814 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26816 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26818 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26820 PR documentation/30330
26821 * doc/invoke.texi (C++ Dialect Options)
26822 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26823 For each warning option -Wfoo that allows -Wno-foo, ensure both
26824 -Wfoo and -Wno-foo are listed in the option index. Fix index
26825 entry of -Wswitch-default, index -Wnormalized= including the
26826 `=', and -Wlarger-than-@var{len} including @var{len}.
26828 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26830 * config/i386/i386.md (floatunssisf2): Use
26831 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26832 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26833 Macroize expander using MODEF mode iterator.
26835 2008-02-05 Diego Novillo <dnovillo@google.com>
26837 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26840 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26842 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26845 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26847 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26850 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26851 to indicate if a message should be generated.
26852 (init_cumulative_args): Updated.
26853 (function_value_32): Likewise.
26855 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26857 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26859 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26862 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26863 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26865 2008-02-04 Diego Novillo <dnovillo@google.com>
26867 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26870 * tree-vrp.c (vrp_evaluate_conditional): With
26871 -Wtype-limits, emit a warning when comparing against a
26872 constant outside the natural range of OP0's type.
26874 2008-02-04 Richard Guenther <rguenther@suse.de>
26876 PR middle-end/33631
26877 * expr.c (count_type_elements): Give for unions instead of
26880 2008-02-04 Richard Guenther <rguenther@suse.de>
26882 PR middle-end/35043
26883 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26884 to TYPE_DOMAINs base type instead of using bitsizetype here.
26886 2008-02-03 Jason Merrill <jason@redhat.com>
26888 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26890 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26893 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26894 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26895 (RS/6000 and PowerPC Options): Fix typos and markup.
26896 * doc/passes.texi (Tree-SSA passes): Likewise.
26898 2008-02-02 Michael Matz <matz@suse.de>
26901 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26902 from record_last_reg_set_info.
26903 (record_last_reg_set_info): Take an RTX argument, iterate over all
26904 constituent hardregs.
26905 (record_last_set_info, record_opr_changes): Change calls to
26906 new signature or to record_last_reg_set_info_regno.
26908 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26910 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26912 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26914 PR rtl-optimization/34773
26915 * reg-notes.def (EQUAL): Mention significance of combination of
26916 REG_EQUAL and REG_RETVAL.
26917 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26918 insn that has a REG_RETVAL.
26920 2008-02-01 Roger Sayle <roger@eyesopen.com>
26923 * configure.ac (--enable-fixed-point): Disable unless explicitly
26925 * configure: Regenerate.
26927 2008-02-01 Richard Guenther <rguenther@suse.de>
26930 * invoke.texi (-finline-limit): Remove no longer true parts
26931 of the documentation. Note that there is no default value.
26933 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26934 Mark Mitchell <mark@codesourcery.com>
26935 Ben Elliston <bje@au.ibm.com>
26938 * doc/extend.texi (Other Builtins): Document.
26940 2008-01-31 Tom Browder <tom.browder@gmail.com>
26942 * doc/c-tree.texi (Types): Fix grammar.
26943 (Expression trees): Ditto.
26944 * doc/passes.texi (Tree-SSA passes): Ditto.
26946 * doc/configterms.texi (Configure Terms): Fix typo.
26947 * doc/cpp.texi (Common Predefined Macros): Ditto.
26948 * doc/md.texi (Machine Constraints): Ditto.
26950 * doc/makefile.texi (Makefile): Add comma.
26952 2008-01-31 Tom Browder <tom.browder@gmail.com>
26953 Gerald Pfeifer <gerald@pfeifer.com>
26955 * doc/sourcebuild.texi (Front End): Remove references to CVS
26956 and CVSROOT/modules.
26957 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26958 (Back End): Remove reference to CVS.
26960 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26963 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26965 (mips16_gp_pseudo_reg): ...here.
26966 * config/mips/mips.md (load_const_gp): Replace with...
26967 (load_const_gp_<mode>): ...this :P-based insn.
26969 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26971 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26972 options. Minor fixes.
26973 (-std): Move reference to standards closer to where language
26974 standards are first mentioned.
26976 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26978 PR rtl-optimization/34995
26979 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26980 parameter and return a bool. If the rtx parameter is nonnull,
26981 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26982 (find_reloads): Update call accordingly. Pass the new operand
26983 if it needed no address reloads, otherwise pass null.
26985 2008-01-30 Richard Henderson <rth@redhat.com>
26988 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26989 for unbounded arrays.
26991 2008-01-30 Silvius Rus <rus@google.com>
26993 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26995 2008-01-30 Jan Hubicka <jh@suse.cz>
26998 * i386.c (init_cumulative_args): Use real function declaration when
27001 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27003 PR rtl-optimization/34998
27004 * global.c (build_insn_chain): Treat non-subreg_lowpart
27005 SUBREGs of pseudos as clobbering all the words covered by the
27006 SUBREG, not just all the bytes.
27007 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27008 original df_ref rather than an extract parameter.
27009 (global_conflicts): Update call accordingly.
27011 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27013 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27014 the overflow check to make it easier to read.
27015 (__fixtfdi): Change the type of the ll member in union
27016 long_double to UDItype_x.
27018 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27020 PR middle-end/34969
27021 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27022 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27023 * tree-inline.c (fold_marked_statements): Call
27024 cgraph_update_edges_for_call_stmt if folding a call statement.
27025 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27026 debug_generic_stmt calls, reset it back afterwards.
27029 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27031 * c-typeck.c (build_external_ref): Don't pedwarn about
27032 static vars in current function's scope.
27034 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27036 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27038 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27041 * ipa-struct-reorg.c: Fix spelling.
27042 * params.def: Ditto.
27044 2008-01-29 Richard Guenther <rguenther@suse.de>
27046 PR middle-end/35006
27047 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27049 * tree-inline.c (remap_type): Increment remapping_type_depth
27050 around remapping types.
27051 (copy_body_r): Only add referenced variables if they are referenced
27052 from code, not types.
27054 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27065 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27066 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27068 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27071 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27072 pointer for tiny stack.
27074 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27076 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27078 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27080 * config/vx-common.h: Fix typo in comment.
27082 2008-01-28 Ian Lance Taylor <iant@google.com>
27086 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27087 coalesce pointers if they have different DECL_NO_TBAA_P values.
27088 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27089 between variables with different DECL_NO_TBAA_P values.
27091 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27094 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27095 are not legitimate small data references on SPE targets.
27097 2008-01-28 David Daney <ddaney@avtrex.com>
27099 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27101 2008-01-28 David Daney <ddaney@avtrex.com>
27103 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27105 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27107 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27108 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27109 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27110 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27111 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27112 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27113 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27114 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27116 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27118 * basic-block.h (condjump_equiv_p): Fix comment.
27120 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27122 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27123 print_generic_stmt_indented): Fix comment.
27125 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27127 * configure.ac (__stack_chk_fail): Add detecion for availability
27128 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27129 * configure: Regenerate.
27131 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27133 PR middle-end/34688
27134 * final.c (output_addr_const): Handle TRUNCATE.
27136 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27139 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27140 (zero_cost, infinite_cost): New constants.
27141 (struct cost_pair): Change type of cost to comp_cost.
27142 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27143 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27145 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27146 split_address_cost, ptr_difference_cost, difference_cost,
27147 get_computation_cost_at, get_computation_cost,
27148 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27149 determine_use_iv_cost_condition, determine_use_iv_costs,
27150 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27151 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27152 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27153 Change type of cost to comp_cost.
27154 (determine_iv_cost): Increase cost of non-original ivs, instead
27155 of decreasing the cost of original ones.
27156 (get_address_cost): Indicate the complexity of the addressing mode
27158 (try_add_cand_for): Prefer using ivs not specific to some object.
27159 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27161 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27162 Janis Johnson <janis187@us.ibm.com>
27165 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27166 (TARGET_INSTANTIATE_DECLS): Likewise.
27167 * target.h (expand_to_rtl_hook): New target hook.
27168 (instantiate_decls): Likewise.
27169 * function.c (instantiate_decl): Make non-static. Rename to...
27170 (instantiate_decl_rtl): ... this.
27171 (instantiate_expr): Use instantiate_decl_rtl.
27172 (instantiate_decls_1): Likewise.
27173 (instantiate_decls): Likewise.
27174 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27175 * function.h (instantiate_decl_rtl): Add prototype.
27176 * cfgexpand.c (target.h): New include.
27177 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27178 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27179 (TARGET_INSTANTIATE_DECLS): Likewise.
27180 (TARGET_INITIALIZER): New target hooks added.
27181 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27183 * config/rs6000/rs6000.c (tree-flow.h): New include.
27184 (machine_function): Add sdmode_stack_slot field.
27185 (rs6000_alloc_sdmode_stack_slot): New function.
27186 (rs6000_instantiate_decls): Likewise.
27187 (rs6000_secondary_memory_needed_rtx): Likewise.
27188 (rs6000_check_sdmode): Likewise.
27189 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27190 (TARGET_INSTANTIATE_DECLS): Likewise.
27191 (rs6000_hard_regno_mode_ok): Allow SDmode.
27192 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27193 (rs6000_emit_move): Handle SDmode.
27194 (function_arg_advance): Likewise.
27195 (function_arg): Likewise.
27196 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27197 SDmode var args for 32-bit compiles.
27198 (rs6000_secondary_reload_class): Handle SDmode.
27199 (rs6000_output_function_epilogue): Likewise.
27200 (rs6000_function_value): Simplify if statement.
27201 (rs6000_libcall_value): Likewise.
27202 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27203 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27204 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27205 (movsd_hardfloat): New define_insn.
27206 (movsd_softfloat): Likewise.
27207 (movsd_store): Likewise.
27208 (movsd_load): Likewise.
27209 (extendsddd2): Likewise.
27210 (extendsdtd2): Likewise.
27211 (truncddsd2): Likewise.
27212 (movdd_hardfloat64): Fixup comment.
27213 (UNSPEC_MOVSD_LOAD): New constant.
27214 (UNSPEC_MOVSD_STORE): Likewise.
27216 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27219 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27221 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27222 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27223 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27224 and TRUTH_XOR_EXPR.
27226 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27229 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27230 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27231 __LONGDOUBLE128 too.
27232 * config/rs6000/aix61.h: New file.
27234 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27236 PR rtl-optimization/34959
27237 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27238 popcount and parity rtxes the same mode as their operand.
27239 Truncate or extend the result to the return value's mode
27242 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27245 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27246 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27247 to GOT_VERSION_REGNUM.
27248 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27249 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27250 * config/mips/mips.c (mips_emit_call_insn): New function.
27251 (mips_call_tls_get_addr): Call mips_expand_call directly.
27252 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27254 (mips16_build_call_stub): Likewise. Return the call insn or null.
27255 (mips_expand_call): Update the call to mips16_build_call_stub
27256 accordingly and a remove redundant condition. Assert that MIPS16
27257 stubs do not use lazy binding. Use mips_emit_call_insn and return
27259 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27261 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27262 (mips_avoid_hazard): Remove hazard_set handling.
27263 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27264 (UNSPEC_RESTORE_GP): ...this.
27265 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27266 (FAKE_CALL_REGNO): Rename to...
27267 (GOT_VERSION_REGNUM): ...this.
27268 (type): Add "ghost" value. Add an associated insn reservation.
27269 (hazard_set): Remove.
27270 (exception_receiver): Rename to...
27271 (restore_gp): ...this and update the unspec identifier accordingly.
27272 (exception_receiver, nonlocal_got_receiver): New expanders.
27273 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27274 FAKE_CALL_REGNO. Remove hazard_set attribute.
27275 (set_got_version, update_got_version): New patterns.
27277 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27280 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27282 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27285 * doc/install.texi2html: Generate gcc-vers.texi.
27287 2008-01-25 DJ Delorie <dj@redhat.com>
27289 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27291 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27293 * config/c4x: Remove directory.
27294 * config.gcc (crx-*, mt-*): Mark obsolete.
27295 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27296 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27297 sh-*-rtemscoff*): Remove cases.
27298 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27299 * real.c (encode_c4x_single, decode_c4x_single,
27300 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27301 c4x_extended_format): Remove.
27302 * real.h (c4x_single_format, c4x_extended_format): Remove.
27303 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27305 (Pragmas): Remove comment about c4x pragmas.
27306 * doc/install.texi (c4x): Remove target-specific instructions.
27307 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27308 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27309 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27310 refer to C4x source files as examples.
27311 (C4X_FLOAT_FORMAT): Remove documentation.
27313 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27315 * config/bfin/bfin.c (override_options): Reorder tests so that
27316 flag_pic gets enabled for -msep-data.
27318 2008-01-25 Richard Guenther <rguenther@suse.de>
27320 PR middle-end/32244
27321 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27322 to its bitfield precision if required.
27324 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27326 PR middle-end/33880
27327 * tree-nested.c (walk_omp_for): New function.
27328 (convert_nonlocal_reference, convert_local_reference): Call
27329 walk_omp_for on OMP_FOR.
27330 (convert_call_expr): Call walk_body on OMP_FOR's
27331 OMP_FOR_PRE_INIT_BODY.
27333 2008-01-25 Richard Guenther <rguenther@suse.de>
27335 PR tree-optimization/34966
27336 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27337 default defs and PHI_NODEs we have to insert after the
27338 defining statement.
27340 2008-01-24 Nick Clifton <nickc@redhat.com>
27342 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27343 Provide a default definition.
27344 (LIBGCC2_UNITS_PER_WORD): Likewise.
27346 * config/stormy16/stormy16.c: Include df.h for the prototype
27347 for df_regs_ever_live_p.
27348 (xstormy16_expand_builtin_va_start): Convert the stack offset
27349 into a component_ref and then use POINTER_PLUS_EXPR to add it
27350 to the incoming_virtual_args_rtx.
27351 (xstormy16_gimplify_va_arg_expr): Rename to
27352 xstormy16_gimplify_va_arg_expr.
27353 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27354 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27355 xstormy16_gimplify_va_arg_expr.
27356 Fix up some formatting issues.
27358 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27359 Move to predicates.md.
27360 (xs_hi_general_operand): Likewise.
27361 (xs_hi_nonmemory_operand): Likewise.
27362 * config/stormy16/predicates.md:
27363 (xstormy16_carry_plus_operand): New predicate.
27364 (xs_hi_general_operand): New predicate.
27365 (xs_hi_nonmemory_operand): New predicate.
27366 * config/stormy16/stormy16-protos.h:
27367 (xstormy16_carry_plus_operand): Delete prototype.
27368 (xs_hi_general_operand): Likewise.
27369 (xs_hi_nonmemory_operand): Likewise.
27371 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27372 modifiers as they are no longer needed and they can trigger
27373 reload spill failures.
27375 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27376 with a match_operand in order to help reload.
27378 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27379 constraint with 'e' for the 8th alternative as this version of
27380 the mov.w instruction only accepts the lower 8 registers.
27382 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27385 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27386 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27389 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27391 PR middle-end/33333
27392 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27394 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27396 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27398 (remove_structure): Update allocations list before removing structure.
27400 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27402 * ipa-struct-reorg.c (is_safe_cond_expr,
27403 create_new_stmts_for_cond_expr): Use integer_zerop function,
27404 that recognize not only zero-pointer, but zero-integer too.
27406 2008-01-25 Ben Elliston <bje@au.ibm.com>
27409 * fixproto: Escape "." in sed expression that strips leading "./".
27411 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27414 * gcc.c (SWITCH_OK): Removed.
27415 (SWITCH_LIVE): Changed to bit.
27416 (SWITCH_FALSE): Likewise.
27417 (SWITCH_IGNORE): Likewise.
27418 (switchstr): Change live_cond to unsigned int.
27419 (process_command): Replace SWITCH_OK with 0.
27420 (do_self_spec): Likewise.
27421 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27422 (give_switch): Likewise.
27423 (used_arg): Likewise.
27424 (do_spec_1): Set the SWITCH_IGNORE bit.
27425 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27426 bits. Set the SWITCH_LIVE bit.
27428 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27430 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27432 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27434 PR tree-optimization/34472
27435 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27436 parameter to a "bool *" and set *DATA to false if there is
27437 an unsafe access. Do not delete the structure here.
27438 (check_cond_exprs): Delete it here instead.
27439 (check_cond_exprs, exclude_cold_structs): Do not increase
27440 I when removing a structure.
27442 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27445 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27446 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27448 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27450 PR middle-end/34934
27451 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27452 a fixed vector for stack.
27454 2008-01-24 Ben Elliston <bje@au.ibm.com>
27457 * doc/gcc.texi (Software development): Add a direntry for g++.
27459 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27461 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27462 stale and straggling -fforce-addr comments above.
27464 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27466 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27467 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27469 2008-01-23 Michael Matz <matz@suse.de>
27472 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27475 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27477 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27478 malloc result type.
27480 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27482 * config/avr/avr.c (avr_current_arch): New variable.
27483 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27484 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27485 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27486 (avr_override_options): Init 'avr_current_arch'.
27487 (base_arch_s): Move from here...
27488 * config/avr/avr.h (base_arch_s): ... here. Add new members
27489 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27490 'mega' to 'have_jmp_call'.
27491 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27492 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27494 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27496 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27497 MULTILIB_MATCHES): Ditto.
27499 2008-01-23 Richard Guenther <rguenther@suse.de>
27501 PR middle-end/31529
27502 * cgraphunit.c (cgraph_reset_node): Always mark the node
27503 not reachable if it is not queued already.
27505 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27507 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27508 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27509 (cputype_selected): New static variable.
27510 (bfin_handle_option): Set it if -mcpu is used.
27511 (override_option): Select default set of workarounds if no cpu type
27512 selected on the command line.
27513 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27515 From Michael Frysinger <michael.frysinger@analog.com>
27516 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27517 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27519 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27520 for bf547, bf523, bf524, and bf526.
27521 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27523 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27524 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27525 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27526 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27527 * doc/invoke.texi (Blackfin Options): Document that
27528 -mcpu now accept bf547, bf523, bf524, and bf526.
27530 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27532 PR rtl-optimization/34628
27533 * combine.c (try_combine): Stop and undo after the first combination
27534 if an autoincrement side-effect on the first insn has effectively
27537 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27540 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27541 Offset addresses are not valid for Altivec or paired float modes.
27543 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27546 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27547 if DECL_INITIAL (decl) is error_mark_node.
27550 * c-common.c (handle_vector_size_attribute): Only allow
27551 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27552 the same way as pointer, array etc. types.
27553 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27556 * tree.c (build_type_attribute_qual_variant): Call
27557 build_qualified_type if attributes are equal, but quals are not.
27559 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27562 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27563 * flags.h (warn_strict_aliasing): Remove.
27564 (warn_strict_overflow): Remove.
27565 * opts.c (warn_strict_aliasing): Remove.
27566 (warn_strict_overflow): Remove.
27567 * c-opts.c (c_common_handle_option): -Wall only sets
27568 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27569 (c_common_post_options): Give default values to -Wstrict-aliasing
27570 and -Wstrict-overflow if they are uninitialized.
27571 * common.opt (Wstrict-aliasing): Specify Var and Init.
27572 (Wstrict-overflow): Likewise.
27574 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27576 PR rtl-optimization/26854
27577 PR rtl-optimization/34400
27578 PR rtl-optimization/34884
27579 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27581 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27582 (df_rd_bb_info.expanded_lr_out): Deleted
27583 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27584 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27585 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27586 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27587 Removed code to allocate, initialize or free expanded_lr_out.
27588 (df_rd_bb_local_compute_process_def): Restructured to make more
27590 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27591 sets if the sets are being trimmed.
27593 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27596 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27597 (as_vers): Likewise.
27598 * configure: Regenerated.
27600 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27602 PR middle-end/33092
27603 * tree-pass.h (pass_build_alias): New pass.
27604 * tree-ssa-alias.c (gate_build_alias): New.
27605 (pass_build_alias): New.
27606 * passes.c (init_optimization_passes): Add pass_build_alias after
27607 pass_create_structure_vars.
27609 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27611 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27612 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27613 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27614 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27615 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27616 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27617 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27618 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27619 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27620 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27621 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27622 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27623 * config/s390/s390.md (FP_ALL): New mode iterator.
27624 (_d): New mode attribute.
27625 ("*signbit<mode>2>"): Changed mode of first operand.
27626 ("isinf<mode>2"): Changed mode of first operand.
27627 ("*TDC_insn"): Adaptation for DFP modes.
27629 2008-01-22 Ben Elliston <bje@au.ibm.com>
27631 * tree.c (check_qualified_type): Improve function description.
27633 2008-01-21 Jason Merrill <jason@redhat.com>
27636 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27637 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27640 2008-01-21 DJ Delorie <dj@redhat.com>
27642 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27645 2008-01-21 Richard Guenther <rguenther@suse.de>
27647 PR middle-end/34856
27648 * tree-cfg.c (verify_expr): Allow all invariant expressions
27649 instead of just constant class ones as reference argument.
27650 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27651 like any other constant.
27652 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27654 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27656 * regmove.c (fixup_match_1): Update call crossed frequencies.
27658 2008-01-21 Richard Guenther <rguenther@suse.de>
27661 * tree-inline.c (setup_one_parameter): Deal with mismatched
27662 types using a VIEW_CONVERT_EXPR.
27664 2008-01-21 Alon Dayan <alond@il.ibm.com>
27665 Olga Golovanevsky <olga@il.ibm.com>
27667 PR tree-optimization/34701
27668 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27669 when the structure size is not a power of 2.
27671 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27673 * doc/install.texi: Add doc for --enable-checking=df.
27675 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27677 PR rtl-optimization/34808
27678 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27680 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27682 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27685 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27687 PR rtl-optimization/26854
27688 PR rtl-optimization/34400
27689 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27691 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27692 (df_rd_bb_info.expanded_lr_out): New.
27693 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27694 * loop_iv.c (iv_analysis_loop_init): Ditto.
27695 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27696 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27697 Added code to allocate, initialize or free expanded_lr_out.
27698 (df_rd_bb_local_compute_process_def): Restructured to make
27699 more understandable.
27700 (df_rd_confluence_n): Add code to do nothing with fake edges and
27701 code to no apply invalidate_by_call sets if the sets are being trimmed.
27702 (df_lr_local_finalize): Renamed to df_lr_finalize.
27703 (df_live_local_finalize): Renamed to df_live_finalize.
27705 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27708 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27709 deciding whether to use reciprocal instructions.
27711 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27713 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27714 dwarf2out_note_section_used if cold_text_section is NULL.
27716 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27718 PR gcov-profile/34610
27719 * tree-cfg.c (make_edges): Mark both outgoing edges from
27720 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27721 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27722 from OMP_FOR and OMP_CONTINUE outgoing edges.
27724 * tree-profile.c (tree_profiling): Return early if
27725 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27727 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27728 from cfun to child_cfun.
27729 * function.h (struct function): Add after_tree_profile bit.
27731 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27733 * config/avr/avr.S (_exit): Disable interrupt.
27735 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27736 Steven Bosscher <stevenb.gcc@gmail.com>
27738 PR rtl-optimization/26854
27739 PR rtl-optimization/34400
27740 * df-problems.c (df_live_scratch): New scratch bitmap.
27741 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27742 (df_live_reset): Clear the proper bitmaps.
27743 (df_live_bb_local_compute): Only process the artificial defs once
27744 since the order is not important.
27745 (df_live_init): Init the df_live sets only with the variables
27746 found live by df_lr.
27747 (df_live_transfer_function): Use the df_lr sets to prune the
27748 df_live sets as they are being computed.
27749 (df_live_free): Free df_live_scratch.
27751 2008-01-18 Ian Lance Taylor <iant@google.com>
27753 * common.opt: Add fmerge-debug-strings.
27754 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27755 flag_merge_debug_strings rather than flag_merge_constants.
27756 * doc/invoke.texi (Option Summary): Mention
27757 -fmerge-debug-strings.
27758 (Debugging Options): Document -fmerge-debug-strings.
27760 2008-01-18 Ian Lance Taylor <iant@google.com>
27763 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27764 (struct tree_function_decl): Add new field operator_new_flag.
27765 * tree-inline.c (expand_call_inline): When inlining a call to
27766 operator new, force the return value to go into a variable, and
27767 set DECL_NO_TBAA_P on that variable.
27768 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27770 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27773 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27774 DWARF2_DEBUGGING_INFO.
27775 (dwarf2out_note_section_used): Ditto. Add prototype.
27776 (have_multiple_function_sections, text_section_used,
27777 cold_text_section_used, *cold_text_sections): Move declarations
27780 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27782 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27783 field and add signal_ra.
27784 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27785 assignments to frame state pc. Move end of stack check after
27786 MD_FALLBACK_FRAME_STATE_FOR.
27787 (uw_update_context_1): Use frame state signal_regs if set, instead
27788 of checking signal_frame flag.
27789 (uw_update_context): Use frame state signal_ra if set.
27790 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27791 * config/xtensa/linux-unwind.h: New file.
27793 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27795 * modulo-sched.c (get_sched_window): Fix comment typo.
27797 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27799 PR tree-optimization/34648
27800 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27802 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27804 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27805 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27807 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27809 PR rtl-optimization/34400
27810 * df-core.c (df_worklist_dataflow_overeager,
27811 df_worklist_dataflow_doublequeue): New functions.
27812 (df_worklist_dataflow): Two different worklist solvers.
27813 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27816 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27819 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27820 and ftree-parallelize-loops.
27822 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27824 PR rtl-optimization/34826
27825 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27827 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27829 * global.c (find_reg): Mark the eh regs as used if necessary.
27830 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27831 * ra.h (struct allocno): no_eh_reg field added. Changed
27832 no_stack_reg type to bitfield.
27834 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27836 * tree.c (substitute_in_expr): Add missing 'break'.
27838 2008-01-17 Richard Guenther <rguenther@suse.de>
27840 PR tree-optimization/34825
27841 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27842 x / x as division to handle.
27844 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27846 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27847 "-pthread" is specified.
27848 * pa-hpux11.h (LIB_SPEC): Likewise.
27850 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27851 Peter Bergner <bergner@vnet.ibm.com>
27853 PR rtl-optimization/33796
27854 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27856 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27858 PR libgfortran/34699
27859 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27861 * pa-hpux10.h (LINK_SPEC): Likewise.
27862 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27864 2008-01-16 Richard Guenther <rguenther@suse.de>
27866 PR middle-end/32628
27867 * fold-const.c (fold_convert_const_int_from_int): Do not
27868 set overflow if that occured only because of a sign extension
27869 change when converting from/to a sizetype with the same
27870 precision and signedness.
27872 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27875 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27876 location address to the correct place. Update copyright year.
27878 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27880 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27881 no dependences in the dependence_relations vector.
27883 2008-01-16 Jan Hubicka <jh@suse.cz>
27885 PR rtl-optimization/31396
27886 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27887 * cfg.c (dump_reg_info): Print it.
27888 * regs.h (struct reg_info_t): add freq_calls_crossed.
27889 (REG_FREQ_CALLS_CROSSED): New macro.
27890 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27891 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27892 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27893 regmove_optimize): Update call crossed frequencies.
27894 * local-alloc.c (struct qty): Add freq_calls_crossed.
27895 (alloc_qty): Copute freq_calls_crossed.
27896 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27897 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27898 * ra.h (struct allocno): Add freq_calls_crossed.
27900 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27902 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27903 libgomp when compiling with ftree-parallelize-loops.
27904 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27906 2008-01-16 Richard Guenther <rguenther@suse.de>
27908 PR tree-optimization/34769
27909 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27910 * tree.c (int_cst_value): Instead make this function more
27911 permissive in what it accepts as valid input. Document this
27912 function always sign-extends the value.
27914 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27915 Richard Guenther <rguenther@suse.de>
27918 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27919 (gimple_fold_indirect_ref_rhs): ... this.
27920 (gimple_fold_indirect_ref): New function with foldings
27921 that preserve lvalueness.
27922 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27923 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27924 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27925 to fold an INDIRECT_REF, fall back to the old use of
27926 fold_indirect_ref_1.
27928 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27930 * tree-data-ref.c (subscript_dependence_tester_1): Call
27931 free_conflict_function.
27932 (compute_self_dependence): Same.
27934 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27937 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27938 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27940 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27941 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27942 for DWARF2_UNWIND_INFO targets.
27944 2008-01-16 Richard Guenther <rguenther@suse.de>
27947 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27948 type qualifiers for function types.
27950 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27952 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27953 loop_iterator li from previous commit.
27955 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27957 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27959 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27961 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27962 (parallelize_loops): Don't parallelize irreducible components.
27964 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27967 * c-opts (c_common_post_options): Do not enable CPP
27968 flag_pedantic_errors by default.
27970 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27972 PR rtl-optimization/31944
27973 * cse.c (remove_pseudo_from_table): New function.
27974 (merge_equiv_classes): Use above function to remove pseudo-registers.
27975 (invalidate): Likewise.
27977 2008-01-13 Richard Guenther <rguenther@suse.de>
27979 PR middle-end/34601
27980 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27981 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27983 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27985 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27986 validate_change to unshare the source of the PC set.
27988 2008-01-12 Jan Hubicka <jh@suse.cz>
27990 PR middle-end/32135
27991 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27992 references above array bounds. This might trigger bounds checks for
27993 pointers to arrays.
27995 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27997 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27998 new_replaceable_dependencies.
28000 2008-01-12 Doug Kwan <dougkwan@google.com>
28002 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28003 instead of OPT_Wreturn_type in warning due to ignored return type
28005 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28006 options included in -Wextra.
28007 * c.opt: New option -Wignored_qualifiers.
28008 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28009 -Wignore_qualifiers.
28010 (-Wignored-qualifiers): Document.
28011 (-Wreturn-type): Remove description of functionality now handled
28012 by -Wignored-qualifiers.
28014 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28017 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28018 NOP_EXPR if it is between integral types with the same precision.
28020 2008-01-12 Jan Hubicka <jh@suse.cz>
28023 * invoke.texi (max-inline-recursive-depth): Fix default value.
28025 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28027 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28030 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28032 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28034 2008-01-11 James E. Wilson <wilson@specifix.com>
28037 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28039 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28041 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28042 save/restore frame pointer register and don't use 'call-prologues'
28043 optimization in function with "OS_task" attribute.
28045 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28047 PR middle-end/31309
28048 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28049 when copying to memory.
28051 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28053 PR rtl-optimization/30905
28054 * cfgcleanup.c: Include dce.h
28055 (crossjumps_occured): New global variable.
28056 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28057 If something changed, set crossjumps_occured to true.
28058 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28059 Don't add/remove fake edges to exit here...
28060 (cleanup_cfg): ...but do it here, when crossjumping.
28061 Run a fast DCE when successful crossjumps occured in the latest
28062 iteration of try_optimize_cfg.
28064 2008-01-11 Richard Guenther <rguenther@suse.de>
28066 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28067 (struct vn_unary_op_s): Likewise.
28068 (vn_reference_insert): Free old reference on hash collision.
28070 2008-01-10 Raksit Ashok <raksit@google.com>
28072 PR rtl-optimization/27971
28073 * combine.c (find_split_point): Split PLUS expressions which are
28074 inside a MEM rtx, and whose first operand is complex.
28076 2008-01-10 DJ Delorie <dj@redhat.com>
28078 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28079 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28080 (m32c_hard_regno_ok): Call the underlying function.
28082 2008-01-10 Richard Guenther <rguenther@suse.de>
28084 PR middle-end/34683
28085 * tree-cfg.c (tree_merge_blocks): Do not go through the
28086 full-blown folding and stmt updating path if we just deal
28087 with virtual operands.
28088 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28089 test for abnormal SSA_NAMEs.
28091 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28093 PR middle-end/34641
28094 * reload.c (push_reload): Add assertions. All constants from
28095 reg_equiv_constant should have been used for replacing the respective
28097 (find_reloads_address): Invoke find_reloads_address_part for
28098 constant taken from the reg_equiv_constant array.
28100 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28102 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28103 field (valnum) the first in the struct. Replace bools with
28106 2008-01-10 Richard Guenther <rguenther@suse.de>
28108 PR tree-optimization/34651
28109 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28110 types and ordering for masking and converting.
28112 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28114 PR tree-optimization/34017
28115 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28116 also for PHI_NODE expressions.
28118 2008-01-09 Jan Hubicka <jh@suse.cz>
28120 PR tree-optimization/34708
28121 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28122 based on number of case labels.
28123 (init_inline_once): Remove switch_cost.
28124 * tree-inline.h (eni_weights_d): Remove switch_cost.
28126 2008-01-09 Richard Guenther <rguenther@suse.de>
28127 Andrew Pinski <andrew_pinski@playstation.sony.com>
28129 PR middle-end/30132
28130 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28131 temporary if an rvalue is ok or an lvalue is not required.
28133 2008-01-09 Richard Guenther <rguenther@suse.de>
28135 PR middle-end/34458
28136 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28137 adjust return type.
28139 2008-01-09 Richard Guenther <rguenther@suse.de>
28141 PR middle-end/34679
28142 * tree.c (host_integerp): Check for sizetype only if the
28143 type is an integer type.
28145 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28148 * opts.c (decode_options): Disable inlining of functions called
28149 once if not in unit-at-a-time mode.
28151 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28153 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28155 2008-01-08 Richard Guenther <rguenther@suse.de>
28157 PR middle-end/31863
28158 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28159 out early if the result will be unused.
28161 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28166 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28167 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28170 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28172 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28173 for vectorization tuned.
28175 2008-01-08 Richard Guenther <rguenther@suse.de>
28177 PR tree-optimization/34683
28178 * tree-ssa-operands.c (operand_build_cmp): Export.
28179 * tree-ssa-operands.h (operand_build_cmp): Declare.
28180 * tree-vn.c (vuses_compare): Remove.
28181 (sort_vuses): Use operand_build_cmp.
28182 (sort_vuses_heap): Likewise.
28183 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28184 to re-use old VEC if available. Do not sort already sorted VUSEs.
28185 (vdefs_to_vec): Do not sort already sorted VDEFs.
28187 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28189 PR middle-end/34694
28190 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28192 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28195 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28196 limitations of reciprocal sequences on x86 targets.
28198 2008-01-08 Richard Guenther <rguenther@suse.de>
28200 PR tree-optimization/34683
28201 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28203 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28206 * config/darwin.c (darwin_mergeable_string_section): Don't use
28207 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28209 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28212 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28213 negxf2. Macroize expander using X87MODEF mode iterator. Change
28214 predicates of op0 and op1 to register_operand.
28215 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28216 expander using X87MODEF mode iterator. Change predicates of
28217 op0 and op1 to register_operand.
28218 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28219 corresponding patterns and macroize using MODEF macro. Change
28220 predicates of op0 and op1 to register_operand and remove
28221 "m" constraint. Disparage "r" alternative with "!".
28222 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28223 macroize using X87MODEF macro. Change predicates of op0 and op1
28224 to register_operand and remove "m" constraint. Disparage "r"
28225 alternative with "!".
28226 (absneg splitter with memory operands): Remove.
28227 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28228 patterns and macroize using X87MODEF mode iterator.
28229 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28230 Change predicate of op1 to register_operand.
28231 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28232 for memory operands.
28234 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28236 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28238 2008-01-07 Richard Guenther <rguenther@suse.de>
28240 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28243 2008-01-07 Richard Guenther <rguenther@suse.de>
28245 PR tree-optimization/34683
28246 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28247 VOPs of the needed size to save memory. Use VEC_quick_push
28248 to save compile-time.
28249 (vdefs_to_vec): Likewise.
28251 2008-01-07 Sa Liu <saliu@de.ibm.com>
28253 * config/spu/spu.md (divdf3): Genetate inline code for double
28254 division. The implementation doesn't handle INF or NAN, therefore it
28255 only applies when -ffinite-math-only is given.
28257 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28260 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28261 * doc/cpp.texi ([Common Predefined Macros]): Document.
28263 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28265 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28266 order to use commutative addition instead of subtraction.
28268 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28269 Mircea Namolaru <namolaru@il.ibm.com>
28270 Vladimir Yanovsky <yanov@il.ibm.com>
28271 Revital Eres <eres@il.ibm.com>
28273 PR tree-optimization/34263
28274 * tree-outof-ssa.c (process_single_block_loop_latch,
28275 contains_tree_r): New functions.
28276 (analyze_edges_for_bb): Call process_single_block_loop_latch
28277 function to empty single-basic-block latch block if possible.
28279 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28281 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28283 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28285 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28287 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28289 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28291 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28293 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28295 PR tree-optimization/34618
28296 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28299 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28302 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28303 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28304 Update copyright year.
28306 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28307 Update copyright year.
28308 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28311 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28313 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28314 edge does not point to current bb before changing need_assert.
28316 2008-01-04 Richard Guenther <rguenther@suse.de>
28318 PR middle-end/34029
28319 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28320 for verifying purposes if they are is_gimple_min_invariant.
28322 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28324 PR tree-optimization/34448
28325 PR tree-optimization/34465
28326 * gimplify.c (gimplify_init_constructor): Add new parameter
28327 notify_temp_creation. Use it.
28328 (gimplify_modify_expr_rhs): Take volatiles into account when
28329 optimizing constructors.
28330 Do not optimize constructors if gimplify_init_constructor will dump to
28332 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28333 * gcc.c-torture/compile/pr34448.c: New.
28335 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28337 PR gcov-profile/34609
28338 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28339 return_slot if result is TREE_ADDRESSABLE.
28341 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28343 * config/mips/mips.md (sqrt_condition): Tweak comment.
28344 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28346 2008-01-03 Tom Tromey <tromey@redhat.com>
28349 * c-common.c (c_type_hash): Handle VLAs.
28351 2008-01-03 Jan Hubicka <jh@suse.cz>
28353 PR tree-optimization/31081
28354 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28355 0 when inlining and not inlining to first basic block.
28356 (remap_decl): When var is initialized to 0, don't set default_def.
28357 (expand_call_inline): Set entry_bb.
28358 * tree-inline.h (copy_body_data): Add entry_bb.
28360 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28363 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28366 PR tree-optimization/29484
28367 * tree-inline.c (inline_forbidden_p_2): New function.
28368 (inline_forbidden_p): Disallow inlining if some static var
28369 has an address of a local LABEL_DECL in its initializer.
28370 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28373 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28375 PR tree-optimization/34635
28376 * tree-data-ref.c (add_other_self_distances): Make sure that the
28377 evolution step is constant.
28379 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28381 PR middle-end/34608
28382 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28384 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28386 * tree-sra.c (scalarize_init): Insert the generate_element_init
28387 statements after the generate_element_zero statements.
28389 2008-01-02 Richard Guenther <rguenther@suse.de>
28391 PR middle-end/34093
28392 PR middle-end/31976
28393 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28394 for very large number of operands instead of ICEing.
28396 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28399 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28400 while stack probing.
28402 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28404 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28407 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28409 PR libmudflap/26442
28410 * tree-mudflap.c (mx_register_decls): Guard warning by
28411 !DECL_ARTIFICIAL check.
28413 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28415 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28416 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28417 sse5_perm<mode>): Fix constraints.