1 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
5 * configure: Regenerate.
7 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
10 * arm.c (arm_legitimate_index): Only accept addresses that are in
12 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
13 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
15 (extendqisi2): Likewise.
16 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
17 predicate for operand1.
19 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
21 * config/mips/mips.c (mips_output_conditional_branch): Assert that
22 openrands[1] is a CODE_LABEL.
24 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
26 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
27 the result of mips_prepare_builtin_target.
29 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
31 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
32 if TARGET_ABICALLS is true.
34 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
36 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
37 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
39 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
41 * config/picochip/picochip.c (picochip_override_options): Disable CFI
42 asm and change the signature of brev and byteSwap functions to use
44 * config/picochip/picochip.md (commsTestPort): This is a complex
45 instruction and should not be vliwed. Dont set insn type.
47 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
48 * config/s390/s390.c (s390_swap_cmp): New function.
49 (s390_non_addr_reg_read_p): New function.
50 (s390_z10_optimize_cmp): New function.
51 (s390_reorg): Added call to s390_optimize_cmp.
52 * config/s390/s390.md (nop1): New insn.
54 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
57 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
58 for the milli.a library.
60 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
61 Peter Bergner <bergner@vnet.ibm.com>
64 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
65 TOC into the call pattern.
66 (call_indirect_aix64): Likewise.
67 (call_value_indirect_aix32): Likewise.
68 (call_value_indirect_aix64): Likewise.
69 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
70 to split off the load of the TOC.
71 (call_indirect_nonlocal_aix32): Enable only after reload.
72 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
73 to split off the load of the TOC.
74 (call_indirect_nonlocal_aix64): Enable only after reload.
75 (call_value_indirect_nonlocal_aix32_internal): New insn and split
76 patterns to split off the load of the TOC.
77 (call_value_indirect_nonlocal_aix32): Enable only after reload.
78 (call_value_indirect_nonlocal_aix64_internal): New insn and split
79 patterns to split off the load of the TOC.
80 (call_value_indirect_nonlocal_aix64): Enable only after reload.
82 2008-12-12 Andreas Schwab <schwab@suse.de>
85 2008-12-12 Andreas Schwab <schwab@suse.de>
86 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
89 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
91 PR tree-optimization/32044
92 * tree-scalar-evolution.h (expression_expensive_p): Declare.
93 * tree-scalar-evolution.c (expression_expensive_p): New function.
94 (scev_const_prop): Avoid introducing expensive expressions.
95 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
97 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
100 * graphite.c (nb_reductions_in_loop): Use simple_iv.
102 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
104 * config/i386/x86intrin.h: New header file to support all x86
106 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
108 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
111 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
114 2008-12-12 Andreas Schwab <schwab@suse.de>
116 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
119 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
121 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
122 Use Pmode for scratch reg.
123 (*mb_internal): Use (match_dup 0) for unspec operand.
125 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
127 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
128 floor_log2 of zero. Negate widened zero.
130 2008-12-12 Ben Elliston <bje@au.ibm.com>
132 * config/fp-bit.c (nan): Rename from this ...
133 (makenan): ... to this.
135 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
137 * config/mips/mips.md (*branch_bit<bbv><mode>,
138 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
139 label becomes operands[1].
141 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
143 PR tree-optimization/38446
144 * graphite.c (register_bb_in_sese): New.
145 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
146 looking at the bbs in the region.
147 * graphite.h (sese): Add region_basic_blocks pointer set to
148 structure and initialize at the time of defining new scop.
150 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
152 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
153 (find_params_in_bb): Do not free data refs.
154 (free_graphite_bb): Add FIXME on disabled free_data_refs.
156 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
158 * graphite.c (struct ivtype_map_elt): New.
159 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
160 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
161 gcc_type_for_cloog_iv): New.
162 (loop_iv_stack_patch_for_consts): Use the type of the induction
163 variable from the original loop, except for the automatically
164 generated loops, i.e., in the case of a strip-mined loop, in
165 which case there is no original loop: in that case just use
167 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
168 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
169 (clast_name_to_gcc): Accept params to be NULL.
170 (clast_to_gcc_expression): Take an extra parameter for the type.
171 Convert to that type all the expressions built by this function.
172 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
173 (graphite_translate_clast_equation): Compute the type of the
174 clast_equation before translating its LHS and RHS.
175 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
176 (graphite_create_new_loop): Compute the type of the induction
177 variable before translating the lower and upper bounds and before
178 creating the induction variable.
179 (rename_variables_from_edge, rename_phis_end_scop): New.
180 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
181 (sese_add_exit_phis_edge): Do not use integer_zero_node.
182 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
183 compute_cloog_iv_types): New.
184 (gloog): Call compute_cloog_iv_types before starting the
185 translation of the clast.
187 * graphite.h (struct graphite_bb): New field cloog_iv_types.
188 (GBB_CLOOG_IV_TYPES): New.
189 (debug_ivtype_map): Declared.
190 (oldiv_for_loop): New.
192 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
195 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
196 (param_index): Assert if parameter is not know after parameter
198 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
199 (find_scop_parameters): Mark, that we have finished parameter
201 (graphite_transform_loops): Move condition detection before parameter
203 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
205 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
208 * emutls.c (__emutls_get_address): Make sure offset is really zero
209 before initializing the object's offset.
211 2008-12-11 Jakub Jelinek <jakub@redhat.com>
214 * gimplify.c (gimplify_init_constructor): Don't force constructor
215 into memory if there is just one nonzero element.
217 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
219 Fix testsuite/gfortran.dg/graphite/id-4.f90.
220 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
223 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
225 * graphite.c (build_scops_1): Initialize open_scop.exit
228 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
229 Jan Sjodin <jan.sjodin@amd.com>
230 Harsha Jagasia <harsha.jagasia@amd.com>
242 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
243 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
245 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
246 * Makefile.in (graphite.o): Depend on value-prof.h.
247 (graphite.o-warn): Removed -Wno-error.
248 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
249 to be a NULL pointer. Call update_stmt. Return the newly created
250 cannonical induction variable.
252 * graphite.h (debug_rename_map): Declared. Fix some comments.
254 * graphite.c: Reimplement the code generation from graphite to gimple.
255 Include value-prof.h.
256 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
257 (get_old_iv_from_ssa_name): Removed.
258 (graphite_stmt_p): New.
259 (new_graphite_bb): Test for useful statements before building a
260 graphite statement for the basic block.
261 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
262 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
263 (recompute_all_dominators, graphite_verify,
264 nb_reductions_in_loop, graphite_loop_normal_form): New.
265 (scop_record_loop): Call graphite_loop_normal_form.
266 (build_scop_loop_nests): Iterate over all the blocks of the
267 function instead of relying on the incomplete information from
268 SCOP_BBS. Return the success of the operation.
269 (find_params_in_bb): Use the data from GBB_DATA_REFS.
270 (add_bb_domains): Removed.
271 (build_loop_iteration_domains): Don't call add_bb_domains.
272 Add the iteration domain only to the basic blocks that have been
273 translated to graphite.
274 (build_scop_conditions_1): Add constraints only if the basic
275 block have been translated to graphite.
276 (build_scop_data_accesses): Completely disabled until data
277 dependence is correctly implemented.
278 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
279 (remove_all_edges_1, remove_all_edges): Removed.
280 (get_new_name_from_old_name): New.
281 (graphite_rename_variables_in_stmt): Renamed.
282 rename_variables_in_stmt. Call get_new_name_from_old_name.
283 Use replace_exp and update_stmt.
284 (is_old_iv): Renamed is_iv.
285 (expand_scalar_variables_stmt): Extra parameter for renaming map.
286 Use replace_exp and update_stmt.
287 (expand_scalar_variables_expr): Same. Use the map to get the
288 new names for the renaming of induction variables and for the
289 renaming of variables after a basic block has been copied.
290 (expand_scalar_variables): Same.
291 (graphite_rename_variables): Renamed rename_variables.
292 (move_phi_nodes): Removed.
293 (get_false_edge_from_guard_bb): New.
294 (build_iv_mapping): Do not insert the induction variable of a
295 loop in the renaming iv map if the basic block does not belong
297 (register_old_new_names, graphite_copy_stmts_from_block,
298 copy_bb_and_scalar_dependences): New.
299 (translate_clast): Heavily reimplemented: copy basic blocks,
300 do not move them. Finally, in call cleanup_tree_cfg in gloog.
301 At each translation step call graphite_verify ensuring the
302 consistency of the SSA, loops and dominators information.
303 (collect_virtual_phis, find_vdef_for_var_in_bb,
304 find_vdef_for_var_1, find_vdef_for_var,
305 patch_phis_for_virtual_defs): Removed huge hack.
306 (mark_old_loops, remove_dead_loops, skip_phi_defs,
307 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
308 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
309 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
310 if_region_get_condition_block, if_region_set_false_region,
311 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
312 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
313 sese_add_exit_phis_edge, sese_add_exit_phis_var,
314 rewrite_into_sese_closed_ssa): New.
315 (gloog): Remove dead code. Early return if code cannot be
316 generated. Call cleanup_tree_cfg once the scop has been code
318 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
319 block loops with less than two loops.
320 (graphite_apply_transformations): Remove the call to
321 scop_remove_ignoreable_gbbs.
322 (limit_scops): When build_scop_loop_nests fails, continue on next
323 scop. Fix open_scop.entry.
324 (graphite_transform_loops): Call recompute_all_dominators: force the
325 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
326 Call initialize_original_copy_tables and free_original_copy_tables
327 to be able to copy basic blocks during code generation.
328 When build_scop_loop_nests fails, continue on next scop.
329 (value_clast): New union.
330 (clast_to_gcc_expression): Fix type cast warning.
332 2008-12-10 Richard Guenther <rguenther@suse.de>
334 PR tree-optimization/36792
335 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
338 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
340 PR tree-optimization/36792
341 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
343 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
346 * dwarf2out.c (saved_do_cfi_asm): New.
347 (dwarf2out_do_frame): Take it into account.
348 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
350 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
353 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
354 variables initialized from SRAed bit fields.
356 2008-12-10 Martin Guy <martinwguy@yahoo.it>
359 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
360 result will be in an FPU register.
362 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
366 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
367 on the associated SYMBOL_REF_DECL node, if any.
369 2008-12-09 David Daney <ddaney@caviumnetworks.com>
371 * config/mips/sync.md (sync_<optab>_12): Replace
372 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
373 (sync_old_<optab>_12): Remove third paramater to
374 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
375 with MIPS_SYNC_OLD_OP_12_AND.
376 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
377 with MIPS_SYNC_NEW_OP_12_AND.
378 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
379 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
380 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
381 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
382 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
383 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
384 MIPS_SYNC_NEW_OP_12_XOR.
385 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
386 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
387 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
388 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
389 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
390 to implement new __sync_nand semantics.
391 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
392 remove third parameter.
393 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
394 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
395 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
396 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
397 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
398 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
399 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
400 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
402 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
404 * graphite.c (graphite_transform_loops): Always call find_transform ()
405 in ENABLE_CHECKING. So we test these code paths, even if we do not
408 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
410 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
412 2008-12-09 Jakub Jelinek <jakub@redhat.com>
415 * function.h (struct function): Add always_inline_functions_inlined.
416 * ipa-inline.c (cgraph_early_inlining): Set it to true.
417 * tree-optimize.c (execute_fixup_cfg): Likewise.
418 * builtins.c (avoid_folding_inline_builtin): New function.
419 (fold_call_expr): Don't optimize always_inline builtins before
421 (fold_call_stmt): Likewise.
422 (fold_builtin_call_array): Likewise. Don't call
423 fold_builtin_varargs for BUILT_IN_MD builtins.
425 PR tree-optimization/37416
426 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
428 2008-12-09 Janis Johnson <janis187@us.ibm.com>
430 * doc/sourcebuild.texi (Test Directives): Fix formatting.
432 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
434 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
436 * doc/invoke.texi (-fira-region): Describe new option.
437 (-fira-algorithm): Change the values.
439 * ira-conflicts.c (build_conflict_bit_table,
440 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
441 (ira_build_conflicts): Use flag flag_ira_region instead of
442 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
443 base registers for allocnos crossing calls.
445 * flags.h (enum ira_algorithm): Redefine.
446 (enum ira_region): New.
447 (flag_ira_region): New.
449 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
450 instead of flag_ira_algorithm.
452 * toplev.c (flag_ira_algorithm): Change the initial value.
453 (flag_ira_region): New.
455 * ira-int.h (ira_reg_classes_intersect_p,
456 ira_reg_class_super_classes): New.
458 * ira-color.c (update_copy_costs): Use
459 ira_reg_classes_intersect_p. Use right class to find hard reg index.
460 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
461 (assign_hard_reg): Ditto. Pass additional argument to
462 update_conflict_hard_regno_costs. Do not uncoalesce for priority
464 (allocno_priorities, setup_allocno_priorities,
465 allocno_priority_compare_func): Move before color_allocnos.
466 (color_allocnos): Add priority coloring. Use flag flag_ira_region
467 instead of flag_ira_algorithm.
468 (move_spill_restore): Check classes of the same reg allocno from
470 (update_curr_costs): Use ira_reg_classes_intersect_p.
471 (ira_reassign_conflict_allocnos): Ditto.
473 * opts.c (decode_options): Always set up flag_ira. Set up
474 flag_ira_algorithm. Warn CB can not be used for architecture.
475 (common_handle_option): Modify code for -fira-algorithm. Add code
476 to process -fira-region.
478 * ira-lives.c (update_allocno_pressure_excess_length): Process
480 (set_allocno_live, clear_allocno_live, mark_reg_live,
481 mark_reg_dead, process_bb_node_lives): Ditto.
483 * ira-emit.c (ira_emit): Fix insn codes.
485 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
486 instead of flag_ira_algorithm.
487 (allocno_range_compare_func): Ignore classes for priority coloring.
488 (setup_min_max_conflict_allocno_ids): Ditto.
489 (ira_flattening): Use ira_reg_classes_intersect_p.
491 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
493 * common.opt (fira-algorithm): Modify.
496 * ira.c (setup_class_hard_regs): Initialize.
497 (setup_cover_and_important_classes): Modify code setting class
498 related info for priority coloring.
499 (setup_class_translate): Ditto.
500 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
501 (setup_reg_class_intersect_union): Rename to
502 setup_reg_class_relations. Add code for setting up new variables.
503 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
504 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
506 * ira-costs.c (common_classes): New.
507 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
508 (find_allocno_class_costs): Ditto. Use common_classes. Translate
510 (ira_costs): Allocate/deallocate common_classes.
512 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
513 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
516 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
517 smallest_mode_for_size.
519 2008-12-10 Ben Elliston <bje@au.ibm.com>
521 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
523 2008-12-09 Jan Hubicka <jh@suse.cz>
525 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
527 2008-12-09 Jakub Jelinek <jakub@redhat.com>
529 PR tree-optimization/35468
530 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
533 2008-12-09 Richard Guenther <rguenther@suse.de>
535 PR tree-optimization/38445
536 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
538 (emit_alias_warning): Adjust.
540 2008-12-09 Andrew Haley <aph@redhat.com>
542 * fixed-value.c (do_fixed_add): Add comment.
543 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
544 * builtins.c (fold_builtin_sqrt): Likewise.
546 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
549 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
551 * calls.c (nitialize_argument_information): Add fntype argument
552 and use it for calls.promote_function_args.
553 (expand_call): Pass fntype to aggregate_value_p if no fndecl
554 available and pass additional fntype to
555 initialize_argument_information.
556 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
557 to get function abi type.
558 (init_cumulative_args): Use for abi kind detection fntype, when no
561 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
563 * config/s390/s390.md (movti, movdi_64, movdi_31,
564 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
565 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
567 (Integer->BLKmode splitter): Removed.
569 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
571 * config/alpha/alpha.c (alpha_set_memflags): Process memory
572 references in full insn sequence.
574 2008-12-09 Jason Merrill <jason@redhat.com>
576 * gimplify.c (gimplify_init_constructor): Revert to using < rather
577 than <= for sparseness test.
580 * gimplify.c (gimplify_init_constructor): Don't write out a static
581 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
584 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
587 Fix testsuite/gfortran.dg/graphite/id-3.f90.
588 * graphite.c (scopdet_basic_block_info): Fix bug that found some
589 regions more than once.
591 2008-12-09 Ben Elliston <bje@au.ibm.com>
593 * emutls.c (__emutls_get_address): Prototype.
594 (__emutls_register_common): Likewise.
596 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
598 2008-12-09 Ben Elliston <bje@au.ibm.com>
600 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
602 2008-12-08 Steve Ellcey <sje@cup.hp.com>
604 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
605 (nonlocal_goto_receiver): New instruction.
607 2008-12-08 Jakub Jelinek <jakub@redhat.com>
610 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
613 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
614 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
616 2008-12-08 Richard Henderson <rth@redhat.com>
619 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
620 (SET_TYPE_MODE): New.
621 * c-decl.c (parser_xref_tag): Use it.
622 (finish_enum): Likewise.
623 * tree.c (build_pointer_type_for_mode): Likewise.
624 (build_reference_type_for_mode, build_index_type): Likewise.
625 (build_range_type, make_vector_type): Likewise.
626 (build_common_tree_nodes_2): Likewise.
627 * stor-layout.c (compute_record_mode): Likewise.
628 (finalize_type_size, layout_type, make_fract_type): Likewise.
629 (make_accum_type, initialize_sizetypes): Likewise.
630 (vector_type_mode): New.
631 * function.c (allocate_struct_function): Call
632 invoke_set_current_function_hook before querying anything else.
634 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
636 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
638 * alias.c (find_base_term): Synch LO_SUM handling with what
639 find_base_value does.
641 2008-12-08 Andrew Haley <aph@redhat.com>
642 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
644 * gimple.h (gimple_build_try): Fix declaration.
646 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
647 * fixed-value.c (do_fixed_add): Likewise.
648 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
650 2008-12-08 Jakub Jelinek <jakub@redhat.com>
653 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
654 on parallel and task contexts.
656 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
658 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
660 2008-12-07 Richard Guenther <rguenther@suse.de>
662 PR tree-optimization/38405
663 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
664 not sign-extend truth values.
666 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
668 * tree-sra.c (scalarize_use): Create another temporary with the proper
669 type for signed types in the use_all && !is_output bitfield case.
671 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
673 PR rtl-optimization/36365
674 * df-core.c (df_worklist_dataflow_overeager): Remove.
675 (df_worklist_dataflow): Don't call it, use double-queue only.
676 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
678 2008-12-06 Jakub Jelinek <jakub@redhat.com>
681 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
682 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
684 2008-12-07 Ben Elliston <bje@au.ibm.com>
686 * gthr-single.h (__gthread_once): Adjust prototype to match all
687 other gthreads models.
689 2008-12-06 Jakub Jelinek <jakub@redhat.com>
691 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
692 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
695 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
696 operands to mult_type if it isn't narrower than op0's type.
698 2008-12-06 Jan Hubicka <jh@suse.cz>
699 Jakub Jelinek <jakub@redhat.com>
701 PR tree-optimization/38074
702 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
704 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
705 in both dirrection for first match heuristics.
706 (tree_bb_level_predictions): Disable noreturn heuristic when there
707 is no returning path.
709 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
711 PR rtl-optimization/38272
712 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
715 2008-12-05 Jakub Jelinek <jakub@redhat.com>
718 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
719 (pp_c_expression): Likewise.
721 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
724 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
726 2008-12-05 Jakub Jelinek <jakub@redhat.com>
729 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
730 arguments to HOST_WIDE_INT. If type has different signedness
731 than unsignedp or different precision from bitsize, create
732 the right type for BIT_FIELD_REF and cast to type.
733 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
736 2008-03-05 Richard Guenther <rguenther@suse.de>
738 * fold-const.c (fold_truthop): Remove code generating
739 BIT_FIELD_REFs of structure bases.
740 (fold_binary): Likewise.
741 (make_bit_field_ref): Remove.
742 (optimize_bit_field_compare): Remove.
743 (all_ones_mask_p): Remove.
745 2008-12-05 Jakub Jelinek <jakub@redhat.com>
747 * tree-sra.c (sra_explode_bitfield_assignment): Always
748 call unsigned_type_for, if the precision is higher than
749 needed, call build_nonstandard_integer_type.
752 * function.c (assign_parm_find_stack_rtl): If promoted_mode
753 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
757 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
758 only if internal_arg_pointer is a non-virtual pseudo.
760 2008-12-05 Joseph Myers <joseph@codesourcery.com>
762 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
763 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
764 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
766 2008-12-05 Jakub Jelinek <jakub@redhat.com>
768 PR tree-optimization/37716
769 * gimplify.c (gimplify_expr): Allow COND_EXPR if
770 gimplify_ctxp->allow_rhs_cond_expr.
772 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
774 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
775 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
777 (alpha_emit_conditional_branch): Do not generate direct branch
778 for UNORDERED comparisons.
780 2008-12-05 Andreas Schwab <schwab@suse.de>
782 * config/rs6000/linux-unwind.h (frob_update_context): Check for
785 2008-12-05 Jakub Jelinek <jakub@redhat.com>
788 * fold-const.c (fold_checksum_tree): Change buf type to union
791 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
794 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
796 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
798 2008-12-05 Ben Elliston <bje@au.ibm.com>
800 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
802 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
804 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
805 Gary Funck <gary@intrepid.com>
807 * cse.c (lookup_as_function): Delete mode frobbing code.
808 (equiv_constant): Re-implement it there for SUBREGs.
810 2008-12-04 Richard Guenther <rguenther@suse.de>
813 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
814 (tree-ssa-structalias.o): Remove errors.h dependency.
815 (tree-ssa-reassoc.o): Likewise.
816 * tree-ssa-reassoc.c: Do not include errors.h.
817 * tree-ssa-alias-warnings.c: Remove.
818 * tree-ssa-alias.c (compute_may_aliases): Remove call to
819 strict_aliasing_warning_backend.
820 * tree-ssa-structalias.c (emit_pointer_definition): New function.
821 (emit_alias_warning): Likewise.
822 (set_uids_in_ptset): Warn for clear cases of type-punning.
823 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
826 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
828 * cse.c (equiv_constant): Fix pasto.
830 2008-12-04 Nick Clifton <nickc@redhat.com>
832 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
833 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
834 formatting of quotes.
836 2008-12-04 Jakub Jelinek <jakub@redhat.com>
839 * fold-const.c (fold_checksum_tree): Allow modification of
842 2008-12-03 Jakub Jelinek <jakub@redhat.com>
845 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
846 have the right number of arguments.
848 2008-12-03 Richard Guenther <rguenther@suse.de>
851 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
854 2008-12-03 Tomas Bily <tbily@suse.cz>
857 * tree-loop-distribution.c (build_size_arg): New function.
858 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
859 Reorganized generating of stmts.
860 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
861 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
862 Indicate if analysis succeed.
863 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
864 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
865 Uses new definition of dr_analyze_innermost.
867 2008-12-03 Ben Elliston <bje@au.ibm.com>
869 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
871 2008-12-03 Jakub Jelinek <jakub@redhat.com>
873 PR tree-optimization/37716
874 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
875 all the needed operations as trees and gimplify_assign it to dst.
878 * configure.ac (gcc_cv_readelf): Look for readelf.
879 (gcc_cv_as_cfi_advance_working): Check for working
880 cfi advances with code alignment factor > 1.
881 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
883 * configure: Regenerated.
885 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
886 Jakub Jelinek <jakub@redhat.com>
887 Andrew Pinski <andrew_pinski@playstation.sony.com>
889 PR rtl-optimization/38281
890 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
891 set it to NULL_RTX afterwards.
893 * emit-rtl.c (set_insn_deleted): Fix formatting.
895 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
897 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
899 * config/mips/mips.md (IMOVE32): New mode iterator.
900 (movsi): Generalize with IMOVE32.
901 (*movsi_internal): Likewise.
902 (*mov<mode>_mips16): Likewise.
905 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
906 Maxim Kuvyrkov <maxim@codesourcery.com>
908 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
909 PC-relative addressing when compiling for uclinux PIC.
910 (__cmpdf_internal, __cmpsf_internal): Hide.
911 (__cmpdf, __cmpsf): Use PIC call sequence.
913 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
914 Jack Howarth <howarth@bromo.med.uc.edu>
916 * config/i386/t-darwin64: Add m32 multilib support.
918 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
920 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
922 2008-12-02 Jakub Jelinek <jakub@redhat.com>
925 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
926 before using it in POINTER_PLUS_EXPR.
928 2008-12-02 Richard Guenther <rguenther@suse.de>
930 PR tree-optimization/38359
931 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
934 2008-12-02 Martin Jambor <mjambor@suse.cz>
937 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
939 (forward_propagate_addr_into_variable_array_index): Check that the
940 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
941 than the gimple code directly.
943 2008-12-02 Ben Elliston <bje@au.ibm.com>
945 * config/spu/float_disf.c (__floatdisf): Prototype.
946 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
947 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
948 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
950 2008-12-02 DJ Delorie <dj@redhat.com>
952 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
953 (DWARF_CIE_DATA_ALIGNMENT): Define.
955 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
956 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
957 (xstormy16_expand_prologue): Likewise.
958 (xstormy16_expand_builtin_va_start): Likewise.
959 (xstormy16_gimplify_va_arg_expr): Likewise.
961 2008-12-02 Jakub Jelinek <jakub@redhat.com>
964 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
965 potentially returned from folding memcpy.
966 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
967 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
969 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
972 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
973 decoration of function RTL names here on Ada language.
975 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
977 PR rtl-optimization/38280
978 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
979 ira_rebuild_regno_allocno_list): New functions.
980 (regno_allocnos): New static variable.
981 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
982 Call ira_rebuild_regno_allocno_list.
984 2008-12-01 David Daney <ddaney@caviumnetworks.com>
985 Adam Nemet <anemet@caviumnetworks.com>
987 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
988 LINUX_DRIVER_SELF_SPECS.
990 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
992 PR rtl-optimization/37514
993 * reload1.c (reload_as_needed): Invalidate reg_last_reload
996 2008-12-01 Jakub Jelinek <jakub@redhat.com>
999 * c-omp.c (c_finish_omp_for): Only transform pointer
1000 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1002 PR rtl-optimization/38245
1003 * tree-vrp.c (abs_extent_range): New function.
1004 (extract_range_from_binary_expr): Compute range
1005 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1006 or includes zero or if vr1 is VR_RANGE and op0 has some
1009 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1012 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1013 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1014 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1015 to (not:I48MODE (and:I48MODE (...))).
1016 (sync_old_nand<mode>): Ditto.
1017 (sync_new_nand<mode>): Ditto.
1019 2008-12-01 Nick Clifton <nickc@redhat.com>
1021 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1022 Replace uses of the "y" register class with direct references to
1023 the CARRY_REG register.
1024 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1025 register with clobbers of the carry register.
1026 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1027 (xstormy16_split_cbranch): Remove redundant carry parameter.
1028 (xstormy16_expand_arith): Likewise.
1029 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1030 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1031 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1032 (CARRY_REGNUM): Define.
1033 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1035 (xstormy16_expand_arith): Likewise.
1037 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1039 * config/score/score.h (IRA_COVER_CLASSES): Define.
1041 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1044 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1045 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1046 (cmp_sdiv_cc_set): Factor common string.
1047 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1049 (cmp_udiv_cc_set): Factor common string.
1051 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1054 * varasm.c (emutls_finish): Fix common registration.
1056 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1059 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1061 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1063 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1064 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1065 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1066 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1067 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1068 Ignore sub-word case for now.
1069 (sync_nand<mode>_internal): Represent NAND in RTL.
1070 (sync_old_nand<mode): Same.
1071 (sync_old_name<mode>_internal): Same.
1072 (sync_new_nand<mode>): Same.
1073 (sync_new_nand<mode>_internal): Same.
1074 (sync_boolcshort_internal): Expect NAND.
1076 2008-11-28 Richard Guenther <rguenther@suse.de>
1078 PR tree-optimization/37955
1079 PR tree-optimization/37742
1080 * tree-vect-transform.c (vectorizable_store): Remove assert for
1082 (vectorizable_load): Likewise.
1084 2008-11-27 Richard Guenther <rguenther@suse.de>
1086 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1087 a constraint for the static chain parameter.
1089 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1091 * config/bfin/bfin.opt (micplb): New option.
1092 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1093 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1094 ENABLE_WA_INDIRECT_CALLS): New macros.
1095 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1097 (indirect_call_p): New function.
1098 (workaround_speculation): Handle anomaly 05-00-0426 when
1099 ENABLE_WA_INDIRECT_CALLS is true.
1100 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1101 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1102 * doc/invoke.texi (Blackfin Options): Document -micplb.
1104 2008-11-26 DJ Delorie <dj@redhat.com>
1106 * config/m32c/mov.md ("extendhipsi2"): New.
1108 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1110 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1111 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1113 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1115 * config/mips/mips.md (clear_hazard): Rename to
1116 clear_hazard_<mode>. Use mode-specific addition.
1117 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1118 or gen_clear_hazard_di depending on the size of Pmode.
1120 2008-11-26 DJ Delorie <dj@redhat.com>
1122 * configure.ac: Test m32c-elf-gas for .loc.
1123 * configure: Likewise.
1125 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1128 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1131 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1133 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1134 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1135 (memory_barrier): Do not generate memory_barrier_nosse instruction
1137 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1139 2008-11-26 Fredrik Unger <fred@tree.se>
1141 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1142 function name from __floatundisf.
1143 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1146 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1147 Richard Guenther <rguenther@suse.de>
1149 PR tree-optimization/37869
1150 * tree-ssa-structalias.c (struct constraint_graph): Remove
1151 pt_used and number_incoming members.
1152 (build_pred_graph): Do not allocate them.
1153 (condense_visit): Do not use them.
1154 (label_visit): Likewise.
1155 (free_var_substitution_info): Do not free them.
1157 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1159 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1161 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1163 * ira-color.c (allocno_spill_priority): New function.
1164 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1165 Print more info about the spilled allocno.
1166 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1167 checks on bad spill.
1169 * ira-build.c (loop_node_to_be_removed_p): Remove.
1170 (loop_compare_func, mark_loops_for_removal): New functions.
1171 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1173 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1175 * ira.c (ira): Don't change flag_ira_algorithm.
1177 * params.def (ira-max-loops-num): Change the value.
1179 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1181 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1182 Disable unsupported alternative for ColdFire,
1183 add new alternative that ColdFire can handle.
1185 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1187 * regrename.c (merge_overlapping_regs): Add registers artificially
1188 defined at the top of the basic block to the set of live ones just
1189 before the first insn.
1191 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1192 Joey Ye <joey.ye@intel.com>
1195 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1196 false if we need to align the outgoing stack.
1197 (ix86_update_stack_boundary): Check parm_stack_boundary.
1199 2008-11-25 Richard Guenther <rguenther@suse.de>
1203 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1204 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1205 in favor of dereferenced_ptrs.
1206 (init_alias_info): Adjust.
1207 (delete_alias_info): Likewise.
1208 (compute_flow_insensitive_aliasing): Properly
1209 include all aliased variables.
1210 (update_alias_info_1): Use dereferenced_ptrs.
1211 (setup_pointers_and_addressables): Likewise.
1212 (get_smt_for): Honor ref-all pointers and pointers with known alias
1214 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1216 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1219 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1220 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1222 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1224 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1226 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1228 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1230 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1233 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1234 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1236 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1238 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1239 UNSPECV_CMPXCHG_[12].
1240 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1241 UNSPECV_CMPXCHG_[12].
1244 * config/i386/sync.md (memory_barrier): New expander.
1246 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1249 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1251 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1253 * pa.c (function_arg): Revert 2008-10-26 change.
1255 2008-11-23 Helge Deller <deller@gmx.de>
1257 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1258 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1259 succeeded and lws_ret is not equal to oldval.
1261 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1263 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1265 2008-11-22 Andreas Schwab <schwab@suse.de>
1267 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1270 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1272 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1273 Use constant 1 as the operand.
1274 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1275 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1276 gen_rdhwr_synci_step_di depending on the size of Pmode.
1278 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1281 * config/i386/i386.md (SWI248): New mode iterator.
1282 (SWI32): Remove mode iterator.
1283 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1284 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1285 iterator. Generate popcnt mnemonic without mode extensions
1286 for Darwin x86 targets.
1287 (*popcount<mode>2_cmp): Ditto.
1288 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1289 extensions for Darwin x86 targets.
1291 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1293 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1294 only if HAVE_AS_SPARC_UA_PCREL is defined.
1296 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1298 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1299 allocno_costs value of the classees with the lowest total_costs
1300 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1301 (setup_allocno_cover_class_and_costs): ...rather than here.
1302 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1305 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1308 * builtins.c (expand_builtin_apply_args): Emit sequence before
1309 parm_birth_insn instead of after entry_of_function's first insn.
1312 * function.c (assign_parm_remove_parallels): Pass
1313 data->passed_type as third argument to emit_group_store.
1316 * final.c (mark_symbol_refs_as_used): New function.
1317 * output.h (mark_symbol_refs_as_used): New prototype.
1318 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1319 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1320 * config/arm/arm.md (consttable_4): Likewise.
1323 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1325 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1328 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1329 propagate x = &a into *x = b if conversion from b to a's type is
1332 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1334 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1335 for the liveness computation of the new insn.
1337 2008-11-21 DJ Delorie <dj@redhat.com>
1339 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1340 Moves to/from below100 space (W) can only use r0-r7.
1342 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1345 * doc/invoke.texi (Optimization Options): Fix typo.
1347 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1348 Xuepeng Guo <xuepeng.guo@intel.com>
1350 * config.gcc (extra_headers): For x86 and x86-64, remove
1351 gmmintrin.h, add immintrin.h and avxintrin.h.
1353 * config/i386/gmmintrin.h: Renamed to ...
1354 * config/i386/avxintrin.h: This. Issue an error if
1355 _IMMINTRIN_H_INCLUDED is undedined.
1357 * config/i386/immintrin.h: New.
1359 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1362 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1363 mode of PLUS, not mode of the eliminated register.
1365 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1367 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1368 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1369 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1370 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1371 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1372 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1373 (*nand<mode>3): Rename to *andnot<mode>3.
1374 (*nandtf3): rename to *andnottf3.
1375 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1376 Use CODE_FOR_mmx_andnotv2si3.
1377 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1378 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1379 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1380 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1381 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1383 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1386 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1387 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1388 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1389 to (not:IMODE (and:IMODE (...))).
1390 (sync_old_nand<mode>): Ditto.
1391 (sync_new_nand<mode>): Ditto.
1393 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1395 * config/arm/thumb2.md (thumb2_casesi_internal,
1396 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1398 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1400 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1401 nand to the changed 4.4 semantic.
1403 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1406 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1407 (fold_builtin_memory_op): Handle even the case where just one
1408 of src and dest is an address of a var decl component, using
1409 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1410 and readonly_data_expr src check.
1411 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1414 PR rtl-optimization/36998
1415 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1416 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1417 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1418 stack_adjust_offset callers.
1419 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1421 (compute_barrier_args_size): Handle insns in annulled branches
1424 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1427 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1428 Handle cases when integer argument crosses argument register boundary.
1430 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1433 * config.gcc (i[34567]86-*-solaris2*): Don't include
1434 i386/t-crtstuff here.
1435 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1436 * config/i386/t-sol2: Move to libgcc/config/i386.
1438 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1441 * tlink.c: Include "libiberty.h".
1442 (initial_cwd): Change type into char *.
1443 (tlink_init): Call getpwd instead of getcwd.
1445 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1447 PR rtl-optimization/32283
1448 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1449 of the induction variable to decide whether it may wrap.
1450 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1451 initialization of the bound before the loop.
1452 * simplify-rtx.c (simplify_binary_operation_1): Add two
1453 simplifications regarding AND.
1454 (simplify_plus_minus): Only fail if no simplification is possible.
1455 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1457 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1460 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1461 checking until GIMPLE lowering.
1462 * gimple-low.c (check_call_args): New function.
1463 (lower_stmt) <case GIMPLE_CALL>: Call it.
1465 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1467 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1468 with the same type as the first operand of the AND expression.
1470 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1473 * ira-int.h (struct ira_loop_tree_node): New member
1474 entered_from_non_parent_p.
1476 * ira-color.c (print_loop_title): Print loop bbs.
1478 * ira-emit.c (entered_from_non_parent_p,
1479 setup_entered_from_non_parent_p): New functions.
1480 (not_modified_p): Rename to store_can_be_removed_p. Check there
1482 (generate_edge_moves): Use store_can_be_removed_p instead of
1484 (ira_emit): Call setup_entered_from_non_parent_p.
1486 * ira-build.c (copy_info_to_removed_store_destinations):
1487 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1488 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1489 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1490 update all accumulated attributes.
1492 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1495 * ira-int.h (ira_copy_allocno_live_range_list,
1496 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1497 ira_finish_allocno_live_range_list): New prototypes.
1498 (ira_allocno_live_ranges_intersect_p,
1499 ira_pseudo_live_ranges_intersect_p): Remove.
1501 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1502 ira_pseudo_live_ranges_intersect_p): Rename to
1503 allocnos_have_intersected_live_ranges_p and
1504 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1506 * ira-color.c: ... here
1507 (coalesced_allocno_conflict_p): Use
1508 allocnos_have_intersected_live_ranges_p.
1509 (coalesced_allocnos_living_at_program_points,
1510 coalesced_allocnos_live_at_points_p,
1511 set_coalesced_allocnos_live_points): Remove.
1512 (slot_coalesced_allocnos_live_ranges,
1513 slot_coalesced_allocno_live_ranges_intersect_p,
1514 setup_slot_coalesced_allocno_live_ranges): New.
1515 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1516 (ira_sort_regnos_for_alter_reg): Use
1517 allocnos_have_intersected_live_ranges_p.
1518 (ira_reuse_stack_slot): Use
1519 pseudos_have_intersected_live_ranges_p.
1521 * global.c (pseudo_for_reload_consideration_p): Check
1522 flag_ira_share_spill_slots too.
1524 * ira-build.c (copy_allocno_live_range_list): Rename to
1525 ira_copy_allocno_live_range_list. Make it external.
1526 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1528 (ira_allocno_live_ranges_intersect_p): New.
1529 (ira_finish_allocno_live_range_list): New.
1530 (finish_allocno): Use it.
1531 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1532 (copy_info_to_removed_store_destinations): Ditto. Use
1533 ira_copy_allocno_live_range_list.
1534 (ira_flattening): Use ira_merge_allocno_live_ranges.
1536 * ira.c (too_high_register_pressure_p): New function.
1537 (ira): Switch off sharing spill slots if the pressure is too high.
1539 2008-11-19 Richard Guenther <rguenther@suse.de>
1541 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1542 non-sizetype offsets if their precision matches that of the pointer.
1543 * expr.c (expand_expr_real_1): Always sign-extend the offset
1544 operand of a POINTER_PLUS_EXPR.
1546 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1548 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1549 (mips-sgi-irix[56]*): No need to use fixproto.
1551 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1552 Paul Brook <paul@codesourcery.com>
1554 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1557 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1559 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1561 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1564 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1565 (separate_decls_in_region): Create shared struct even when there
1566 are only reductions.
1568 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1570 * config/picochip/picochip.c (headers): Remove an unnecessary
1573 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1576 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1577 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1579 * config/m68k/m68k.md: Adjust all conditional branches that use the
1580 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1582 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1585 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1586 is a register or zero operand in the correct mode before generating
1587 mtch1 insn or a register operand in the correct mode before generating
1589 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1591 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1593 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1594 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1595 mipsisa*-*-elf*. Handle mipsisa64r2*.
1596 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1597 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1599 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1600 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1602 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1603 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1604 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1607 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1610 * config/i386/i386.md (allocate_stack_worker_32,
1611 allocate_stack_worker_64): Don't use match_dup between input and
1613 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1614 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1616 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1618 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1619 is forced when trying to do a symbol link for it.
1621 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1623 * expmed.c (extract_bit_field_1): Also use a temporary and
1624 convert_extracted_bit_field when the conversion from ext_mode to
1625 the target mode requires explicit truncation.
1627 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1629 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1631 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1632 registers when not optimizing.
1634 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1636 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1637 and its associated define_split. Expose the all-d alternative
1638 to the register allocator, but mark it with "?". Mark the first
1639 alternative with "*?*?".
1640 (*mul_sub_si): Likewise.
1641 (*mul_acc_si_r3900): New pattern.
1643 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1646 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1647 propagating x = &a into *x = b, add a cast if not useless
1648 type conversion or don't optimize if another stmt would be
1651 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1654 * optabs.c (expand_sync_operation): Properly handle NAND case
1655 by calculating ~(t1 & val) instead of (~t1 & val).
1656 * builtins.c (expand_builtin_sync_operation): Warn for changed
1657 semantics in NAND builtins.
1658 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1660 * doc/invoke.texi (Warning options): Add Wsync-nand.
1661 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1662 __sync_fetch_and_nand builtin operation in the example. Add a note
1663 about changed semantics in GCC 4.4.
1664 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1665 operation in the example. Add a note about changed semantics in
1668 2008-11-16 Jan Hubicka <jh@suse.cz>
1670 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1673 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1675 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1678 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1681 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1682 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1684 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1685 rather than call_really_used_regs when handling $gp.
1687 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1690 * config/mips/mips.c (machine_function): Update the comment
1691 above global_pointer.
1692 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1693 that a function doesn't need a global pointer.
1694 (mips_current_loadgp_style): Update accordingly.
1695 (mips_restore_gp): Likewise.
1696 (mips_output_cplocal): Likewise.
1697 (mips_expand_prologue): Likewise.
1699 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1701 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1702 parameter. Use DImode for computing the number of registers.
1703 (function_arg): Adjust for above change.
1704 (function_value): Likewise.
1706 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1708 PR tree-optimization/37950
1709 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1710 not computed for the current function.
1712 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1715 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1716 gpr and other COMPONENT_REFs.
1718 2008-11-15 Richard Guenther <rguenther@suse.de>
1720 PR tree-optimization/38051
1721 * tree-ssa-alias.c (update_alias_info_1): Manually find
1724 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1726 * doc/invoke.texi (-mfix-r10000): Document.
1727 * config/mips/mips.opt (mfix-r10000): New option.
1728 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1729 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1730 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1731 (MIPS_SYNC_OP): Likewise.
1732 (MIPS_SYNC_OP_12): Likewise.
1733 (MIPS_SYNC_OLD_OP_12): Likewise.
1734 (MIPS_SYNC_NEW_OP_12): Likewise.
1735 (MIPS_SYNC_OLD_OP): Likewise.
1736 (MIPS_SYNC_NAND): Likewise.
1737 (MIPS_SYNC_OLD_NAND): Likewise.
1738 (MIPS_SYNC_EXCHANGE): Likewise.
1739 (MIPS_SYNC_EXCHANGE_12): Likewise.
1740 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1742 (MIPS_SYNC_NEW_NAND): Likewise.
1743 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1744 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1745 (mips_output_sync_loop): New function.
1746 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1747 Make -mfix-r10000 require branch-likely instructions.
1748 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1749 mips_output_sync_loop.
1750 (compare_and_swap_12): Likewise.
1751 (sync_add<mode>): Likewise.
1752 (sync_<optab>_12): Likewise.
1753 (sync_old_<optab>_12): Likewise.
1754 (sync_new_<optab>_12): Likewise.
1755 (sync_nand_12): Likewise.
1756 (sync_old_nand_12): Likewise.
1757 (sync_new_nand_12): Likewise.
1758 (sync_sub<mode>): Likewise.
1759 (sync_old_add<mode>): Likewise.
1760 (sync_old_sub<mode>): Likewise.
1761 (sync_new_add<mode>): Likewise.
1762 (sync_new_sub<mode>): Likewise.
1763 (sync_<optab><mode>): Likewise.
1764 (sync_old_<optab><mode>): Likewise.
1765 (sync_new_<optab><mode>): Likewise.
1766 (sync_nand<mode>): Likewise.
1767 (sync_old_nand<mode>): Likewise.
1768 (sync_new_nand<mode>): Likewise.
1769 (sync_lock_test_and_set<mode>): Likewise.
1770 (test_and_set_12): Likewise.
1772 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1774 * gcc.c (cc1_options): Fix comment.
1776 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1779 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1780 argtype instead of result_type.
1782 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1784 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1785 subloop_next/next and subloops/childen fields.
1787 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1789 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1790 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1791 (LOCAL_INCLUDE_DIR): Undefine.
1792 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1794 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1796 PR rtl-optimization/37397
1797 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1798 (ALLOCNO_BAD_SPILL_P): New macro.
1800 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1802 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1803 (create_cap_allocno, propagate_allocno_info,
1804 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1805 (update_bad_spill_attribute): New function.
1806 (ira_build): Call it.
1808 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1810 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1812 PR tree-optimization/38104
1813 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1814 before calling mark_symbols_for_renaming, not after it.
1816 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1818 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1819 (OVERRIDE_OPTIONS): Likewise.
1821 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1822 Andrew Stubbs <ams@codesourcery.com>
1823 Gunnar Von Boehn <gunnar@genesi-usa.com>
1826 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1827 the shorter LEA insn over ADD.L where possible.
1829 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1831 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1832 systems, which are assumend to always provide SSP-support in glibc.
1833 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1835 * configure: Regenerate.
1837 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1840 * function.c (gimplify_parameters): For callee copies parameters,
1841 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1843 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1846 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1847 x86 parts into the `i[34567]86-*-linux*' and parts that are
1848 independent of the processor architecture into the `*-*-linux*' cases.
1849 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1850 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1851 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1852 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1853 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1854 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1855 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1857 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1859 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1860 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1861 (ls2_idiv): Likewise idiv3.
1862 (ls2_prefetch): New reservation.
1863 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1864 * config/mips/mips.md (type): Add imul3nc and idiv3.
1865 (length): Handle idiv3.
1866 (any_mod): New code_iterator.
1867 (u): Handle MOD and UMOD.
1868 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1869 (prefetch): Handle TARGET_LOONGSON_2EF.
1871 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1874 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1875 (prune_unused_types_walk): Call it for non-perennial local classes.
1876 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1877 entry, just set it to 2 and recurse on children, don't walk attributes
1880 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1882 * c-common.c (warn_about_parentheses): Add missing whitespace
1885 2008-11-13 Paul Brook <paul@codesourcery.com>
1887 * doc/invoke.texi: Document --fix-cortex-m3.
1888 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1889 Cortex-M3 cpu is selected.
1890 (output_move_double): Avoid overlapping base register and first
1891 destination register when fix_cm3_ldrd.
1892 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1894 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1897 * gimple.h (gimple_range_check_failed): Remove prototype.
1898 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1900 (gimple_range_check_failed): Removed.
1902 2008-11-13 Andrew Haley <aph@redhat.com>
1905 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1908 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1912 2007-05-07 Mike Stump <mrs@apple.com>
1913 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1914 also checks for and while statements in C++.
1916 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1919 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1920 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1921 - which clones are reachable - as "abstract and needed".
1922 * cgraph.c (cgraph_release_function_body): If a node is
1923 "abstract and needed", do not release its DECL_INITIAL() content
1924 that will be needed to emit debug info.
1926 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1929 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1930 to set HAVE_GETIPINFO.
1931 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1932 * configure: Regenerate.
1933 * config.in: Regenerate.
1935 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1938 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1940 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1943 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1944 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1946 2008-11-12 Jason Merrill <jason@redhat.com>
1949 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1952 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1954 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1955 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1957 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1958 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1960 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1962 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1963 packed-stack special handling.
1964 (FRAME_ADDR_RTX): Add definition.
1966 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1969 * fold-const.c (native_encode_string): New function.
1970 (native_encode_expr): Use it for STRING_CST.
1972 2008-11-12 DJ Delorie <dj@redhat.com>
1974 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1975 insns if the intermediate value will be used later.
1977 2008-11-12 Andreas Schwab <schwab@suse.de>
1979 * config/m68k/m68k.c (print_operand): Mask off extra extension
1980 bits when writing out the representation of real values.
1982 2008-11-12 Ira Rosen <irar@il.ibm.com>
1984 PR tree-optimization/38079
1985 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1988 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1991 * c-pretty-print.c (pp_c_complex_expr): New function.
1992 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1995 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1996 than INNER and INNER is a constant, forcibly align INNER as much
1999 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2001 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2003 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2005 PR rtl-optimization/37363
2006 * simplify-rtx.c (simplify_plus_minus): Don't create
2007 (const (minus ...)) expresisons.
2009 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2011 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2014 2008-11-10 Catherine Moore <clm@codesourcery.com>
2016 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2018 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2019 (BASE_DRIVER_SELF_SPECS): Remove.
2020 (DRIVER_SELF_SPECS): New definition.
2021 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
2022 BASE_DRIVER_SELF_SPECS.
2023 * config/mips/sde.h: Likewise.
2024 * config/mips/iris6.h: Likewise.
2025 * config/mips/vr.h: Likewise.
2026 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2028 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2030 PR rtl-optimizations/37948
2031 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2032 (ira_create_copy, ira_add_allocno_copy): New parameter.
2034 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2035 to ira_add_allocno_copy.
2036 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2037 parameter to process_regs_for_copy.
2038 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2039 Fix typo in passing second allocno to ira_add_allocno_copy.
2041 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2042 coalesced allocnos list.
2043 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2045 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2046 (add_ira_allocno_to_ordered_bucket): Rename to
2047 add_allocno_to_ordered_bucket.
2048 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2049 head of coalesced allocnos list.
2050 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2051 Check that it is aready calculated.
2052 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2053 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2055 (coalesce_allocnos): Do extended coalescing too.
2057 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2058 parameter to ira_add_allocno_copy.
2060 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2062 (print_copy): Print copy origination too.
2064 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2067 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2069 PR rtl-optimization/37514
2070 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2071 flag_ira_share_spill_slots to 2 if it's already non-zero.
2072 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2073 flag_ira_share_spill_slots is 2.
2075 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2077 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2078 (prologue_enter_32): Set FB to SP - 4.
2080 2008-11-10 DJ Delorie <dj@redhat.com>
2082 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2083 constraint for single-bit-clear in lower byte of HI constant, vs
2084 Imb which just ignores the upper byte.
2085 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2086 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2087 (iorhi3_16): Check for single bit set, not single bit clear.
2089 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2091 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2093 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2095 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2097 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2098 values living in memory and use more precise alignment information.
2100 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2103 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2104 after __mf_check call if the call must end a bb.
2106 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2110 * combine.c (force_to_mode): Do not process vector types.
2112 * rtlanal.c (nonzero_bits1): Do not process vector types.
2113 (num_sign_bit_copies1): Likewise.
2115 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2117 * config/i386/gnu.h: Add copyright and licensing header.
2118 * config/gnu.h: Likewise.
2120 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2122 * fwprop.c (fwprop_done): Call df_remove_problem.
2124 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2127 * tree-scalar-evolution.c (instantiate_scev_1): Return
2128 chrec_dont_know for VL_EXP_CLASS_P.
2130 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2132 * reg-stack.c (reg_to_stack): Add missing braces in memset
2135 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2137 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2138 (NO_PROFILE_COUNTERS): New define.
2140 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2143 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2145 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2148 * config/sparc/constraints.md (D): New.
2149 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2150 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2152 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2153 Use the 'D' constraint in addition to 'F' in some alternatives.
2154 (DF splitter): Generalize for V64mode.
2155 * doc/md.texi (SPARC): Document the 'D' constraint.
2157 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2159 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2161 2008-11-06 Ben Elliston <bje@au.ibm.com>
2163 * gcc.c: Remove ancient comment about a bug in Sun cc.
2165 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2167 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2169 2008-11-06 Ben Elliston <bje@au.ibm.com>
2171 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2173 2008-11-06 Ben Elliston <bje@au.ibm.com>
2175 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2178 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2181 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2184 2008-11-05 Martin Jambor <mjambor@suse.cz>
2187 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2188 pointer arithmetics into array_ref if the array is accessed
2189 through an indirect_ref.
2191 2008-11-05 Richard Guenther <rguenther@suse.de>
2194 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2195 qualified pointer conversion before stripping qualifiers.
2196 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2197 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2198 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2201 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2202 properly canonicalize binary ops.
2203 (forward_propagate_addr_expr_1): Use
2204 may_propagate_address_into_dereference.
2206 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2209 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2210 Initialize uninitialized input registers with a NaN.
2212 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2216 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2218 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2222 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2223 exits and conditions.
2224 * testsuite/gcc.dg/graphite/pr37943.c: New.
2226 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2227 Andrew Pinski <andrew_pinski@playstation.sony.com>
2230 * c-common.c (warn_for_sign_compare): For complex result_type
2231 use component's type.
2233 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2235 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2237 * print-tree.c (print_node): Don't print DECL_INITIAL
2241 * c-common.c (parse_optimize_options): Save and restore
2242 flag_strict_aliasing around decode_options call.
2244 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2246 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2247 (host_detect_local_cpu): Use it instead of casted strings to
2248 compare vendor signatures.
2250 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2253 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2254 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2256 2008-11-03 Catherine Moore <clm@codesourcery.com>
2258 * config/mips.c (mips_conditional_register_usage): Handle the
2259 DSP control register.
2260 * doc/extend.texi: Document the DSP control register.
2262 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2263 Jakub Jelinek <jakub@redhat.com>
2265 * omp-low.c (expand_omp_for_generic): If iter_type has different
2266 precision than type and type is a pointer type, cast n1 and n2
2267 first to an integer type with the same precision as pointers
2268 and only afterwards to iter_type.
2270 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2272 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2273 (UNSPEC_GOTSYM_OFF): New unspec.
2274 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2275 (pic_add_dot_plus_eight): Likewise.
2276 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2277 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2278 UNSPEC_PIC_BASE operands.
2279 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2280 (arm_output_addr_const_extra): Handle it.
2282 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2284 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2285 integer class to full integer class if the offset is not word-aligned.
2287 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2290 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2292 (doloop_optimize): Update call to doloop_modify.
2294 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2296 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2298 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2301 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2302 gcc_cv_as_cfi_directive.
2303 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2304 merging read-only and read-write sections or assembler emits
2305 read-write .eh_frame sections.
2306 * configure: Regenerate.
2308 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2311 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2313 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2315 (rs6000_emit_prologue): Invert logic.
2316 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2317 (reg:P 11) instead of match_operand.
2318 (*save_fpregs_<mode>): Likewise.
2319 (*restore_gpregs_<mode>): Likewise.
2320 (*return_and_restore_gpregs_<mode>): Likewise.
2321 (*return_and_restore_fpregs_<mode>): Likewise.
2322 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2323 (reg:P 11) insted of match_operand.
2324 (*restore_gpregs_spe): Likewise.
2325 (*return_and_restore_gpregs_spe): Likewise.
2327 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2329 PR tree-optimization/37684
2330 * gcc.dg/graphite/pr37684.c: New.
2331 * graphite.c (exclude_component_ref): New.
2332 (is_simple_operand): Call exclude_component_ref.
2334 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2336 PR tree-optimization/36908
2337 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2338 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2339 (number_of_rw_in_partition): New.
2340 (partition_contains_all_rw): New.
2341 (ldist_gen): Do not distribute when one of the partitions
2342 contains all the memory operations.
2344 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2346 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2347 EDGE_IRREDUCIBLE_LOOP.
2349 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2351 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2352 where we have one entry point in the loop which isn't the head.
2354 2008-11-03 Richard Guenther <rguenther@suse.de>
2357 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2359 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2362 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2363 for ipa and simple ipa passes.
2365 2008-11-02 Richard Guenther <rguenther@suse.de>
2367 PR tree-optimization/37542
2368 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2369 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2370 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2371 (vn_nary_op_insert_stmt): Likewise.
2372 (visit_use): Likewise.
2374 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2376 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2378 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2379 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2380 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2381 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2382 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2383 peephole2's): Replace unspec with rotate.
2384 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2386 2008-11-02 Richard Guenther <rguenther@suse.de>
2388 PR tree-optimization/37991
2389 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2390 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2391 (set_ssa_val_to): Print if the value changed.
2392 (simplify_binary_expression): Strip useless conversions.
2394 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2397 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2400 2008-11-01 Richard Guenther <rguenther@suse.de>
2403 * builtins.c (fold_builtin_strspn): Return a size_t.
2404 (fold_builtin_strcspn): Likewise.
2406 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2408 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2409 attribute for struct return convention.
2411 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2413 * config/rs6000/crtsavres.asm: Really, really delete.
2415 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2417 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2419 (rs6000_emit_prologue): Invert logic.
2420 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2421 (reg:P 11) instead of match_operand.
2422 (*save_fpregs_<mode>): Likewise.
2423 (*restore_gpregs_<mode>): Likewise.
2424 (*return_and_restore_gpregs_<mode>): Likewise.
2425 (*return_and_restore_fpregs_<mode>): Likewise.
2426 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2427 (reg:P 11) insted of match_operand.
2428 (*restore_gpregs_spe): Likewise.
2429 (*return_and_restore_gpregs_spe): Likewise.
2431 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2433 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2434 list of word switches that take args.
2436 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2438 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2439 (s390_output_pool_entry): Call it through for_each_rtx.
2442 * expr.c (store_constructor): For vectors, if target is a MEM, use
2443 target's MEM_ALIAS_SET instead of elttype alias set.
2445 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2448 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2451 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2454 * config/rs6000/predicates.md (word_offset_memref_operand):
2455 Restructure code and look inside auto-inc/dec addresses.
2457 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2460 * libgcov.c ( __gcov_indirect_call_profiler): Check
2461 TARGET_VTABLE_USES_DESCRIPTORS.
2463 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2465 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2466 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2467 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2468 offset if eliminating soft frame pointer.
2469 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2470 (stack_protect_test_si): Add initial machine description
2471 for Stack Smashing Protector
2473 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2476 * c-common.c (min_precision): Move to...
2477 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2478 * tree.h (tree_int_cst_min_precision): Declare.
2479 * c-common.h (min_precision): Delete declaration.
2480 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2481 multiplication of non-negative integer constants.
2482 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2483 tree_int_cst_min_precision.
2484 (finish_enum): Likewise.
2486 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2489 * convert.c (convert_to_real): Do not optimize conversions of
2490 binary arithmetic operations between binary and decimal
2491 floating-point types. Consider mode of target type in determining
2492 decimal type for arithmetic. Unless
2493 flag_unsafe_math_optimizations, do not optimize binary conversions
2494 where this may change rounding behavior.
2495 * real.c (real_can_shorten_arithmetic): New.
2496 * real.h (real_can_shorten_arithmetic): Declare.
2498 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2500 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2501 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2502 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2504 (must_save_p): For some workarounds, interrupts need to clobber a
2506 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2507 and LC1 for WA_05000257.
2508 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2509 WA_05000283 and WA_05000315.
2510 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2511 (movbi): Add alternative to set CC to 1; improve code for setting
2513 (dummy_load): New pattern.
2515 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2518 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2519 BLKmode for non-memory, convert using a wider MODE_INT mode
2523 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2524 that haven't been removed yet.
2526 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2528 * config/bfin/bfin.c (struct machine_function): New member
2529 has_loopreg_clobber.
2530 (bfin_expand_movmem): Set it when generating memcpy insns.
2531 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2532 expand_epilogue_reg_restore): If we have hardware loops,
2533 memcpy insns (indicated by has_loopreg_clobber) or function
2534 calls, we need to save the loop registers.
2536 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2538 * config/i386/i386.c (core2_cost): Fix typos in comments.
2540 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2543 * combine.c (make_compound_operation): Don't call make_extraction with
2544 non-positive length.
2545 (simplify_shift_const_1): Canonicalize count even if complement_p.
2547 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2549 * convert.c (strip_float_extensions): Do not remove or introduce
2550 conversions between binary and decimal floating-point types.
2552 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2555 * fold-const.c (distribute_bit_expr): Convert common, left and
2556 right arguments to type.
2558 2008-10-28 Nick Clifton <nickc@redhat.com>
2560 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2561 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2562 call_really_used_regs array rather than the call_used_regs array.
2563 (mn10300_get_live_callee_saved_regs, expand_prologue,
2564 expand_epilogue, output_tst): Likewise.
2566 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2569 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2570 (df_get_entry_block_def_set): Neither here.
2571 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2573 PR tree-optimization/37879
2574 * predict.c (tree_estimate_probability): Check if last_stmt is
2575 non-NULL before dereferencing it.
2577 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2579 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2580 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2581 (ira_fast_allocation): Remove the prototype.
2583 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2584 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2585 (color_pass): Modify the updated costs.
2586 (ira_color): Rename to color. Make it static.
2587 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2588 (ira_color): New function.
2590 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2593 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2595 (set_allocno_live, clear_allocno_live, mark_ref_live,
2596 mark_ref_dead): Invalidate corresponding element of
2597 allocno_saved_at_call.
2598 (process_bb_node_lives): Increment last_call_num. Setup
2599 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2600 allocno was already saved.
2601 (ira_create_allocno_live_ranges): Initiate last_call_num and
2602 allocno_saved_at_call.
2604 * ira-build.c (ira_create_allocno): Initiate
2605 ALLOCNO_UPDATED_COVER_CLASS_COST.
2606 (create_cap_allocno, propagate_allocno_info,
2607 remove_unnecessary_allocnos): Remove setting updated costs.
2608 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2610 * ira.c (ira): Don't call ira_fast_allocation.
2612 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2615 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2618 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2620 * ira-int.h (ira_hard_regno_cover_class): New.
2622 * ira-lives.c (mark_reg_live, mark_reg_dead,
2623 process_bb_node_lives): Use ira_hard_regno_cover_class.
2625 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2626 (setup_hard_regno_cover_class): New function.
2627 (ira_init): Call setup_hard_regno_cover_class.
2629 * ira-costs.c (cost_class_nums): Add comment.
2630 (find_allocno_class_costs): Initiate cost_class_nums.
2631 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2633 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2636 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2637 Rename to copy_info_to_removed_store_destinations. Propagate
2638 conflict hard regs and register stack attribute.
2640 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2643 * pa.c (function_arg_padding): Pad complex and vector types
2644 upward in 64-bit runtime.
2645 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2647 2008-10-26 Matthias Klose <doko@ubuntu.com>
2649 * doc/install.texi: Document requirements on antlr.
2651 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2653 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2656 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2659 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2660 is defined, use it to modify the constant offset.
2662 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2664 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2665 and short arguments to the correct location as mandated by the ABI.
2667 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2669 PR rtl-optimization/37769
2670 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2672 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2674 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2675 unwind-dw2-Os-4-200.o.
2677 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2679 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2680 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2682 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2684 PR tree-optimization/36038
2685 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2686 add sizetype IV with initial value zero instead of pointer type.
2688 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2691 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2692 around bit operation.
2693 * profile.c (is_edge_inconsistent): Likewise.
2694 * fold-const.c (truth_value_p): Move from here...
2695 * tree.h (truth_value_p): ... to here.
2696 * c-tree.h (c_expr): Update description of original_code.
2697 * c-typeck.c (parser_build_unary_op): Set original_code.
2698 (parser_build_binary_op): Update call to warn_about_parentheses.
2699 * c-common.c (warn_about_parentheses): Take two additional
2700 arguments of the operands. Use a switch. Quote operators
2701 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2702 Add warning about !x | y and !x & y.
2703 * c-common.h (warn_about_parentheses): Update declaration.
2705 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2707 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2708 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2709 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2711 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2712 (check-%): For test targets listed in lang_checks_parallelized
2713 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2714 run the testing in multiple make goals, possibly parallel, and
2715 afterwards run dg-extract-results.sh to merge the sum and log files.
2717 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2719 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2720 (mips_move_to_gpr_cost): Likewise.
2721 (mips_move_from_gpr_cost): Likewise.
2722 (mips_register_move_cost): Make more fine-grained.
2724 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2726 * graphite.c (graphite_apply_transformations): Check for
2727 -fgraphite-identity.
2728 * toplev.c (process_options): Add graphite_identity.
2729 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2731 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2733 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2734 mulhisihl and mulhisihh builtins.
2736 From Jie Zhang <jie.zhang@analog.com>
2737 * config/bfin/bfin.md (composev2hi): Put operands into vector
2740 2008-10-22 Chao-ying Fu <fu@mips.com>
2742 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2744 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2746 From Mike Frysinger <michael.frysinger@analog.com>
2747 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2748 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2749 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2750 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2751 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2752 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2753 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2754 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2755 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2756 __ADSPBF51x__ for all of them.
2757 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2758 -mcpu bf512, bf514, bf516, and bf518.
2759 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2760 bf512-none, bf514-none, bf516-none, and bf518-none.
2761 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2762 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2763 * doc/invoke.texi (Blackfin Options): Document that
2764 -mcpu now accepts bf512, bf514, bf516, and bf518.
2766 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2769 * fold-const.c (build_range_type): For 1 .. signed_max
2770 range call build_nonstandard_inter_type if signed_type_for
2771 returned a type with bigger precision.
2773 2008-10-22 Richard Guenther <rguenther@suse.de>
2775 * tree.def (COMPLEX_TYPE): Constrain element type.
2776 * tree.c (build_complex_type): Assert that.
2777 * tree-ssa-structalias.c (could_have_pointers): Complex types
2778 cannot have pointers.
2780 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2783 * c-typeck.c (convert_for_assignment): Do not give declaration's
2784 location for builtins. Spell out which type was expected and which
2787 2008-10-22 Nick Clifton <nickc@redhat.com>
2789 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2790 the fdpic register to be a target when running in fdpic mode.
2792 2008-10-22 Rafael Espindola <espindola@google.com>
2794 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2795 newly created statements.
2797 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2800 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2801 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2802 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2804 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2807 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2808 Adjust -mcmodel=medium description for 2005-07-31 changes.
2810 2008-10-22 Jan Hubicka <jh@suse.cz>
2811 Jakub Jelinek <jakub@redhat.com>
2814 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2816 2008-10-21 Richard Henderson <rth@redhat.com>
2819 * emit-rtl.c (get_spill_slot_decl): Export.
2820 * emit-rtl.h (get_spill_slot_decl): Declare.
2821 * var-tracking.c (vt_add_function_parameters): Relax assertion
2822 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2824 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2826 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2827 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2830 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2833 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2834 processed by get_maxval_strlen.
2836 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2839 * tree.c (get_file_function_name): Copy first_global_object_name.
2840 Centralize call to clean_symbol_name.
2842 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2844 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2845 * config/svr4.h (SVR4_ASM_SPEC): New.
2846 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2847 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2849 * doc/invoke.texi (Option Summary): Add -T to linker options.
2850 (Link Options): Document -T.
2852 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2854 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2857 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2860 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2862 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2864 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2867 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2869 * doc/install.texi: Fix typos in previous patch.
2871 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2873 * doc/install.texi: Document in-tree building of gcc and mpfr.
2875 2008-10-19 Richard Guenther <rguenther@suse.de>
2877 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2879 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2882 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2883 (build_enumerator): Convert enumerators that fit in integer to
2886 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2888 * config/i386/i386.md (unnamed peephole2): Do not force memory
2889 operands of arith or logical instructions into registers for
2890 non-TARGET_READ_MODIFY targets.
2892 (ffs_cmove): Change operand 0 predicate to register_operand.
2893 Change operand 1 predicate to nonimmediate_operand.
2895 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2897 2008-10-18 Richard Guenther <rguenther@suse.de>
2899 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2900 VIEW_CONVERT_EXPR case against invalid gimple.
2902 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2904 * c-parser.c (c_parser_binary_expression): Silence the
2905 uninitialized variable warning emitted for binary_loc.
2907 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2909 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2912 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2915 * c-typeck.c (build_unary_op): Use omit_one_operand for
2916 IMAGPART_EXPR of real argument.
2918 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2920 PR tree-optimization/37664
2921 * fold-const.c (fold_binary): When optimizing comparison with
2922 highest or lowest type's value, don't consider TREE_OVERFLOW.
2924 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2927 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2928 * coverage.c: Include tm_p.h.
2929 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2930 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2931 dollar signs from PREFIX.
2932 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2933 instead of manual strip_name_encoding.
2935 2008-10-16 Richard Guenther <rguenther@suse.de>
2938 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2939 volatile qualified functions or methods as relevant.
2941 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2943 PR tree-optimization/37525
2944 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2945 sizetype unsigned constants, both in the case of C and bounds.
2947 2008-10-15 Jan Hubicka <jh@suse.cz>
2949 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2951 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2954 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2955 HARD_REGNO_CALL_PART_CLOBBERED.
2957 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2960 * ira-lives.c (mark_early_clobbers): Remove.
2961 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2962 check_and_make_def_conflicts,
2963 make_early_clobber_and_input_conflicts,
2964 mark_hard_reg_early_clobbers): New functions.
2965 (process_bb_node_lives): Call
2966 make_early_clobber_and_input_conflicts and
2967 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2969 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2970 early clobbers of pseudo-registers.
2972 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2975 * ira-build.c (ira_flattening): Recalculate
2976 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2977 from the scratch instead of the propagation.
2979 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2981 * doc/rtl.texi (const_double): Remove the "addr" operand.
2982 Describe CONST_DOUBLE_* macros under const_double rather
2984 (const_fixed): Fix the operand description.
2985 (const): Add an @findex directive.
2986 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2987 after the constant rtl table.
2988 (fix): Combine floating-point and fixed-point descriptions.
2990 * sched-deps.c (sched_analyze_2): Remove reference to
2993 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2995 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2997 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2998 for UNSPEC_GOTSYM_OFFs.
2999 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3000 (add_GOT_to_pic_reg): Use it.
3001 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3003 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3004 Harsha Jagasia <harsha.jagasia@amd.com>
3006 PR tree-optimization/37485
3007 * graphite.c (gmp_cst_to_tree): Moved.
3008 (iv_stack_entry_is_constant): New.
3009 (iv_stack_entry_is_iv): New.
3010 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3011 (loop_iv_stack_insert_constant): New.
3012 (loop_iv_stack_pop): Use new datatpype.
3013 (loop_iv_stack_get_iv): Same.
3014 (loop_iv_stack_get_iv_from_name): Same.
3015 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3016 (loop_iv_stack_patch_for_consts): New.
3017 (loop_iv_stack_remove_constants): New.
3018 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3019 (translate_clast): Call loop_iv_stack_patch_for_consts and
3020 loop_iv_stack_remove_constants.
3021 (gloog): Use new datatype. Redirect construction edge to end
3022 block to avoid accidental deletion.
3023 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3025 (union iv_stack_entry_data): New. Data in iv stack entry.
3026 (struct iv_stack_entry): New. Datatype for iv stack entries.
3028 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3030 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3031 * graphite.c (free_scop): Same.
3032 (build_scops): Same.
3033 (free_scattering): New.
3034 (build_cloog_prog): Call free_scattering.
3035 (patch_phis_for_virtual_defs): Fix memleak.
3036 (graphite_trans_bb_strip_mine): Same.
3037 (limit_scops): Same.
3039 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3040 Harsha Jagasia <harsha.jagasia@amd.com>
3042 PR tree-optimization/37828
3043 * graphite.c (graphite_trans_loop_block): Do not loop block
3044 single nested loops.
3046 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3048 PR tree-optimization/37686
3049 * tree-loop-linear.c (linear_transform_loops): Build a
3050 loop nest vector. Pass it to lambda_compute_access_matrices.
3051 * tree-data-ref.h (struct access_matrix): Store the loop nest
3052 relative to which it encodes the information.
3053 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3054 (am_vector_index_for_loop): Reimplemented: iterate over the
3055 loop nest for finding the loop index in the access matrix.
3056 (lambda_compute_access_matrices): Update declaration.
3057 * lambda-code.c (build_access_matrix): Pass the loop nest and
3059 (lambda_compute_access_matrices): Same.
3061 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3063 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3064 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3065 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3066 already implies hard float. Also fix several insn condition
3067 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3069 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3072 Based on patches by Laurent Vivier.
3073 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3074 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3075 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3076 dollar sign to underscore.
3077 (ASM_OUTPUT_EXTERNAL): Same.
3078 (ASM_OUTPUT_LABELREF): New.
3079 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3081 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3082 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3083 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3084 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3086 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3088 PR tree-optimization/36881
3089 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3090 that each value doesn't need runtime relocations, for !flag_pic
3091 check that each value is just a valid initializer constant.
3093 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3095 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3096 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3097 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3098 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3100 (REG_CLASS_NAMES): Update accordingly.
3101 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3102 rather than an unpredictable descriptive string.
3103 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3104 (mips_register_move_cost): Check for specific COP*_REGS classes,
3105 instead of ALL_COP_AND_GR_REGS.
3106 (mips_ira_cover_classes): New function.
3107 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3108 (TARGET_IRA_COVER_CLASSES): Define.
3110 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3113 * tree.c (build_type_attribute_qual_variant): Hash on the
3114 unqualified type, and don't overwrite an existing
3115 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3116 allow distinguishing between wchar_t and its underlying type. This
3117 also means that we'll retain a little more typedef information.
3119 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3120 Dmitry Melnik <dm@ispras.ru>
3121 Dmitry Zhurikhin <zhur@ispras.ru>
3122 Alexander Monakov <amonakov@ispras.ru>
3123 Maxim Kuvyrkov <maxim@codesourcery.com>
3125 * target.h (struct gcc_target): Update prototypes of needs_block_p
3127 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3128 * sel-sched.c (create_speculation_check): Likewise.
3129 * doc/tm.texi: Provide documentation for new target hooks.
3131 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3132 (ia64_gen_spec_insn): Removed.
3133 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3134 ia64_gen_spec_check): New static functions.
3135 (ia64_alloc_sched_context, ia64_init_sched_context,
3136 ia64_set_sched_context, ia64_clear_sched_context,
3137 ia64_free_sched_context, ia64_get_insn_spec_ds,
3138 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3139 (ia64_needs_block_p): Change prototype.
3140 (ia64_gen_check): Rename to ia64_gen_spec_check.
3141 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3142 into declaration, add special memory dependencies handling.
3143 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3144 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3145 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3146 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3147 Define new target hooks.
3148 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3149 (ia64_optimization_options): Turn on selective scheduling with -O3,
3150 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3151 default with selective scheduling.
3152 (ia64_override_options): Initialize align_loops and align_functions
3153 to 32 and 64, respectively. Set global selective scheduling flags
3154 according to target-dependent flags.
3155 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3156 (group_barrier_needed): Use new mstop-bit-before-check flag.
3158 (dfa_state_size): Make global.
3159 (spec_check_no, max_uid): Remove.
3160 (mem_ops_in_group, current_cycle): New variables.
3161 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3162 Initialize new variables.
3163 (is_load_p, record_memory_reference): New functions.
3164 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3166 (ia64_variable_issue): Change use of current_sched_info to
3167 sched_deps_info. Update comment. Note if a load or a store is issued.
3168 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3169 advance if maximal number of loads or stores was issued on current
3171 (scheduled_good_insn): New static helper function.
3172 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3173 a group barrier is needed. Fix vertical spacing. Guard the code
3174 doing state transition with last_scheduled_insn check.
3175 Mark that a stop bit should be before current insn if there was a
3176 cycle advance. Update current_cycle and mem_ops_in_group.
3177 (ia64_h_i_d_extended): Change use of current_sched_info to
3178 sched_deps_info. Reallocate stops_p by larger chunks.
3179 (struct _ia64_sched_context): New structure.
3180 (ia64_sched_context_t): New typedef.
3181 (ia64_alloc_sched_context, ia64_init_sched_context,
3182 ia64_set_sched_context, ia64_clear_sched_context,
3183 ia64_free_sched_context): New static functions.
3184 (gen_func_t): New typedef.
3185 (get_spec_load_gen_function): New function.
3186 (SPEC_GEN_EXTEND_OFFSET): Declare.
3187 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3188 (get_mode_no_for_insn): Change the condition that prevents use of
3189 special hardware registers so it can now handle pseudos.
3190 (get_spec_unspec_code): New function.
3191 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3192 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3193 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3194 during selective scheduling.
3195 (ia64_speculate_insn): Use ds_get_speculation_types when
3196 determining whether we need to change the pattern.
3197 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3198 (ia64_spec_check_src_p): Support new speculation/check codes.
3199 (struct bundle_state): New field.
3200 (issue_nops_and_insn): Initialize it.
3201 (insert_bundle_state): Minimize mid-bundle stop bits.
3202 (important_for_bundling_p): New function.
3203 (get_next_important_insn): Use important_for_bundling_p.
3204 (bundling): When shifting TImode from unimportant insns, ignore
3205 also group barriers. Assert that best state is found before
3206 the backward bundling pass. Print number of mid-bundle stop bits.
3207 Minimize mid-bundle stop bits. Check correct calculation of
3208 mid-bundle stop bits.
3209 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3210 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3212 (sel2_run): New variable.
3213 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3214 selective scheduling pass instead of schedule_ebbs.
3216 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3217 (UNSPEC_LDS_A): New UNSPEC.
3218 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3219 movti_internal, movsf_internal, movdf_internal,
3220 movxf_internal): Make visible. Add speculable* attributes.
3221 (output_c_nc): New mode attribute.
3222 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3223 mov<mode>_nc, zero_extend<mode>di2_nc,
3224 advanced_load_check_nc_<mode>): New insns.
3225 (zero_extend*): Add speculable* attributes.
3227 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3228 (msched-stop-bits-after-every-cycle): Likewise.
3229 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3231 (msched-spec-verbose): Remove.
3232 (msched-prefer-non-data-spec-insns,
3233 msched-prefer-non-control-spec-insns,
3234 msched-count-spec-in-critical-path,
3235 msel-sched-dont-check-control-spec): Use Target Report Var
3236 instead of Common Report Var.
3238 * config/ia64/itanium2.md: Remove incorrect bypass.
3240 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3242 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3245 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3246 and -fhelp=separate.
3248 2008-10-14 Ben Elliston <bje@au.ibm.com>
3250 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3252 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3254 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3257 2008-10-13 Matthias Klose <doko@ubuntu.com>
3259 * config/pa/linux-atomic.c: Work around missing header file
3260 for hppa64-linux-gnu targets.
3262 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3263 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3264 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3265 Grace Cao <grace_cao@playstation.sony.com>
3267 * doc/invoke.texi (-mgen-cell-microcode): Document.
3268 (-mwarn-cell-microcode): Document.
3269 * cfglayout.c (locator_location): Export.
3270 * rtl.h (locator_location): Define prototype.
3271 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3273 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3274 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3275 (mwarn-cell-microcode): New option.
3276 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3277 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3278 cell and not already set.
3279 Turn off string instructions if not generating cell microcode.
3280 (rs6000_final_prescan_insn): New function that warns about microcoded
3282 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3283 * config/rs6000/rs6000.md
3284 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3285 the instruction would have been microcoded on the Cell. Set
3286 cell_micro to always on unnamed patterns for the string instructions.
3287 (cell_micro): Update definition, remove load/store conditional
3289 (sign_extend:DI): Define new pattern for non microcoded version.
3290 (sign_extend:SI): Likewise.
3291 (compare (div:P)): Set cell_micro to not.
3292 (andsi3): Define as an expand.
3293 (andsi3_mc): New pattern.
3294 (andsi3_nomc): New pattern.
3295 (andsi3_internal0_nomc): New pattern.
3296 (andsi3_internal2): Rename to ...
3297 (andsi3_internal2_mc): this and enable iff generating microcode.
3298 (andsi3_internal3): Rename to ...
3299 (andsi3_internal3_mc): this and enable iff generating microcode.
3300 (andsi3_internal4): Enable iif generating microcode.
3301 (andsi3_internal5): Rename to ..
3302 (andsi3_internal5_mc): this and enable iff generating microcode.
3303 (andsi3_internal5_nomc): New pattern.
3304 (extzvdi_internal1): Enable iff generating microcode.
3305 (extzvdi_internal2): Likewise.
3306 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3307 (anddi3): Change to expand.
3308 (anddi3_mc): Rename from anddi3.
3309 (anddi3_no_mc): New pattern.
3310 (anddi3_internal2): Rename to ..
3311 (anddi3_internal2_mc): this and enable iff generating microcode.
3312 (anddi3_internal2_nomc): New pattern.
3313 (anddi3_internal3): Rename to ..
3314 (anddi3_internal3_mc): this and enable iff generating microcode.
3315 (anddi3_internal3_nomc): New pattern.
3316 (movti_string): Set cell_micro to always if TARGET_STRING.
3317 (stmsi8): Set cell_micro to always.
3323 (stmsi8_power): Likewise.
3324 (stmsi7_power): Likewise.
3325 (stmsi6_power): Likewise.
3326 (stmsi5_power): Likewise.
3327 (stmsi4_power): Likewise.
3328 (stmsi3_power): Likewise.
3329 (movsi_update2): Enable iff generating microcode.
3330 (movhi_update3): Likewise.
3331 (lmw): Set cell_micro to always.
3333 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3335 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3336 * config/s390/s390.c (machine_function): Remove
3337 decomposed_literal_pool_addresses_ok_p.
3338 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3339 the difference of two labels.
3340 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3341 (s390_pool_offset): New function.
3342 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3343 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3345 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3347 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3348 (powerpc*-*-linux-gnu*): Describe.
3349 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3350 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3351 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3352 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3353 config/rs6000/e500crtres32gpr.asm,
3354 config/rs6000/e500crtres64gpr.asm,
3355 config/rs6000/e500crtres64gprctr.asm,
3356 config/rs6000/e500crtrest32gpr.asm,
3357 config/rs6000/e500crtrest64gpr.asm,
3358 config/rs6000/e500crtresx32gpr.asm,
3359 config/rs6000/e500crtresx64gpr.asm,
3360 config/rs6000/e500crtsav32gpr.asm,
3361 config/rs6000/e500crtsav64gpr.asm,
3362 config/rs6000/e500crtsav64gprctr.asm,
3363 config/rs6000/e500crtsavg32gpr.asm,
3364 config/rs6000/e500crtsavg64gpr.asm,
3365 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3366 * config/rs6000/crtsavres.asm: Really remove.
3368 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3371 * c-format.c (convert_format_name_to_system_name): Use
3372 TARGET_OVERRIDES_FORMAT_INIT.
3373 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3374 * config/i386/mingw.opt: New.
3375 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3376 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3377 (ms_printf_length_specs): Removed const specifier.
3378 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3379 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3381 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3383 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3384 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3386 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3389 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3390 sure that ref has valid bb.
3392 2008-10-12 Richard Henderson <rth@redhat.com>
3395 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3396 * alias.c (value_addr_p, stack_addr_p): Remove.
3397 (nonoverlapping_memrefs_p): Remove IRA special case.
3398 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3399 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3400 * reload1.c (alter_reg): Use it.
3402 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3404 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3405 of registers instead of eax, ebx, ecx and edx. Use for loop
3406 and check register for non-zero value before the call
3407 to decode_caches_intel.
3409 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3411 PR rtl-optimization/37448
3412 * df.h: (df_ref_class): New enum.
3413 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3414 (struct df_ref): Replaced with union df_ref_d.
3415 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3416 New members of df_ref_d union.
3417 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3418 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3419 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3420 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3421 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3422 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3423 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3424 (df_scan_bb_info, df_bb_regno_first_def_find,
3425 df_bb_regno_last_def_find, df_find_def, df_find_use,
3426 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3427 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3428 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3429 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3430 Replaced struct df_ref * with df_ref.
3431 * df-scan.c (df_collection_rec, df_null_ref_rec,
3432 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3433 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3434 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3435 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3436 df_reorganize_refs_by_reg_by_reg,
3437 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3438 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3439 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3440 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3441 df_bb_refs_record, df_exit_block_uses_collect,
3442 df_record_exit_block_uses, df_reg_chain_mark,
3443 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3444 df_ref * with df_ref.
3445 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3446 df_ref_class parameter.
3447 (df_scan_problem_data): Added new pools for different types of refs.
3448 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3449 df_ref_create_structure): Processed new ref pools.
3450 (df_scan_start_dump): Added counts of refs and insns.
3451 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3452 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3453 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3454 code to pass df_ref_class down to ref creation functions.
3455 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3456 df_reg_chain_mark): Use macros to hide references to df_refs.
3457 (df_ref_chain_change_bb): Removed.
3458 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3459 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3460 Enhanced to understand df_ref union structure.
3461 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3462 all_uses_available_at, update_df, try_fwprop_subst,
3463 forward_propagate_subreg, forward_propagate_and_simplify,
3464 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3465 df_ref * with df_ref.
3466 (use_killed_between, all_uses_available_at): Use macros to hide
3467 references to df_refs.
3468 * regstat.c (regstat_bb_compute_ri,
3469 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3471 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3472 see_handle_relevant_refs, see_analyze_one_def,
3473 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3474 struct df_ref * with df_ref.
3475 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3476 global_conflicts): Replaced struct df_ref * with df_ref.
3477 * ddg.c (create_ddg_dep_from_intra_loop_link,
3478 add_cross_iteration_register_deps, build_inter_loop_deps):
3479 Replaced struct df_ref * with df_ref.
3480 (create_ddg_dep_from_intra_loop_link,
3481 add_cross_iteration_register_deps): Use macros to hide references
3483 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3484 df_ref * with df_ref.
3485 * df-core.c (df_bb_regno_first_def_find,
3486 df_bb_regno_last_def_find, df_find_def, df_find_use,
3487 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3488 debug_df_ref): Replaced struct df_ref * with df_ref.
3489 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3490 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3492 * web.c (union_defs, entry_register, replace_ref, web_main):
3493 Replaced struct df_ref * with df_ref.
3494 (union_defs, replace_ref): Use macros to hide references to df_refs.
3495 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3496 Replaced struct df_ref * with df_ref.
3497 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3498 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3499 Replaced struct df_ref * with df_ref.
3500 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3501 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3503 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3504 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3505 df_compute_accessed_bytes_strict_low_part,
3506 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3507 Replaced struct df_ref * with df_ref.
3508 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3509 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3510 df_ref * with df_ref.
3511 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3512 check_dependency, check_dependencies, record_uses): Replaced
3513 struct df_ref * with df_ref.
3514 (invariant_for_use, check_dependency): Use macros to hide
3515 references to df_refs.
3516 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3517 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3518 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3519 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3520 references to df_refs.
3521 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3523 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3524 * df-problems.c (df_rd_bb_local_compute_process_def,
3525 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3526 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3527 df_chain_remove_problem, df_chain_create_bb_process_use,
3528 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3529 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3530 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3531 df_byte_lr_simulate_artificial_refs_at_top,
3532 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3533 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3534 df_simulate_uses, df_simulate_artificial_refs_at_end,
3535 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3537 (df_chain_dump): Use macros to hide references to df_refs.
3538 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3539 df_ref * with df_ref.
3540 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3541 mark_artificial_uses, mark_reg_dependencies,
3542 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3544 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3546 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3548 (array_ref_element_size): Likewise.
3549 (array_ref_low_bound): Likewise.
3550 (array_ref_up_bound): Likewise.
3551 * expr.c (contains_packed_reference): Likewise.
3552 (array_ref_element_size): Likewise.
3553 (array_ref_low_bound): Likewise.
3554 (array_ref_up_bound): Likewise.
3555 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3556 with ARRAY_RANGE_REF.
3557 (idx_find_step): Likewise.
3558 (idx_record_use): Likewise.
3559 (strip_offset_1): Likewise.
3560 (idx_remove_ssa_names): Likewise.
3562 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3563 Andi Kleen <ak@linux.intel.com>
3565 * config/i386/cpuid.h (__cpuid_count): New defines.
3566 * config/i386/driver-i386.c (struct cache_desc): New structure.
3567 (describe_cache): Use struct cache_desc to pass cache descriptions.
3568 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3569 (detect_caches_amd): Use struct cache_desc to describe caches.
3570 (decode_caches_intel): Use struct cache_desc to pass cache
3571 descriptions. Update descriptions to match latest (rev -032,
3572 December 2007) CPUID documentation. Do not check valid bit here.
3573 Check for Xeon MP value 0x49 problems.
3574 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3575 Check valid bit before calling decode_caches_intel. Detect number
3576 of times to repeat CPUID instruction.
3577 (detect_caches_cpuid4): New function.
3578 (detect_caches_intel): Depending on max_level, call
3579 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3580 only when other methods fail to provide valid L2 cache description.
3582 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3585 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3586 it to PIC call patterns.
3587 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3588 code generation and attributes from pattern. Change peephole2 to
3589 split for noreturn case. Revise split pattern for non noreturn case.
3590 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3591 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3592 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3595 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3597 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3598 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3600 (divdf3): Reformat long line.
3602 2008-10-11 Michael J. Eager <eager@eagercon.com>
3604 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3606 (rs6000_handle_option): Process -mfpu options.
3607 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3608 (enum fpu_type_t): New.
3609 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3610 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3612 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3613 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3614 * config/rs6000/rs6000.opt (-mfpu): New.
3615 (-mxilinx-fpu): New.
3616 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3617 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3618 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3619 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3620 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3622 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3625 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3626 LO_SUM on Darwin if mode has just one unit.
3628 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3631 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3632 has been optimized out.
3634 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3636 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3637 instead of PIC_DIRECT_ADDR_P.
3638 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3639 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3640 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3641 (PIC_OFFSET_P): Rename to...
3642 (PCREL_SYMOFF_P): ...this.
3643 (PIC_DIRECT_ADDR_P): Delete.
3644 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3646 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3647 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3648 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3649 * config/sh/sh.c (print_operand): Remove CONST handling.
3650 (unspec_caller_rtx_p): Rewrite to use split_const and check
3651 the operands of UNSPEC bases.
3652 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3653 with (unspec [A B] UNSPEC_SYMOFF).
3654 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3655 UNSPEC_PCREL_SYMOFF.
3656 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3657 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3658 (UNSPEC_EXTRACT_U16): Likewise.
3659 (UNSPEC_SYMOFF): Likewise.
3660 (UNSPEC_PCREL_SYMOFF): Likewise.
3661 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3663 (movsi_const_16bit): Likewise.
3664 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3665 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3666 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3667 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3668 with (unspec [A B] UNSPEC_SYMOFF).
3669 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3670 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3671 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3672 (Csu): Likewise UNSPEC_EXTRACT_U16.
3673 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3674 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3676 2008-10-10 Stepan Kasal <skasal@redhat.com>
3678 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3679 for loop strip mining and loop blocking.
3681 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3683 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3684 vary types depending on debug info.
3686 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3688 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3689 before ensuring it's already computed.
3691 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3693 * rtl.h (locator_eq): New decl.
3694 * cfglayout.c (locator_scope): New function.
3695 (insn_scope): Use it.
3696 (locator_eq): New function.
3697 (fixup_reorder_chain): Search for last insn in src bb
3698 that has locator set or first insn in dest bb. Use
3699 locator_eq instead of == to compare locators.
3700 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3701 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3702 == to compare locators.
3704 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3706 * gimple-low.c (lower_function_body, lower_gimple_return,
3707 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3708 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3709 goto_block on edges if goto_locus is known.
3712 * tree.h (get_object_alignment): Declare.
3713 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3714 get_object_alignment if needed.
3715 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3717 (get_object_alignment): ... here. New function. Try harder to
3718 determine alignment from get_inner_reference returned offset.
3720 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3722 * graphite.c (gloog): Don't call find_unreachable_blocks
3723 before delte_unreachable_blocks.
3725 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3726 goto_locus of true_edge into RTL locator.
3728 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3730 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3731 (*jcc_btdi_mask_rex64): Ditto.
3733 (*jcc_btsi_mask): Ditto.
3734 (*jcc_btsi_1): Ditto.
3735 (*jcc_btsi_mask_1): Ditto.
3737 2008-10-08 Paul Brook <paul@codesourcery.com>
3739 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3740 compatible profiler (__gnu_mcount_nc).
3741 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3743 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3745 * config/i386/i386.c (initial_ix86_tune_features): Add
3746 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3747 * config/i386/i386.h (ix86_tune_indices): Likewise.
3748 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3750 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3751 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3752 for FP to FP splitters.
3754 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3756 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3759 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3763 PR rtl-optimization/37341
3764 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3765 to ORIG_BB, pass through ORIG_BB recursively.
3766 (cse_condition_code_reg): Adjust caller.
3768 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3770 * sdbout.c (sdbout_one_type): Treat the value type
3771 CONST_DECL for enumerals.
3773 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3775 * config/i386/i386.md: Remove trailing white spaces.
3777 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3779 PR rtl-optimization/37448
3780 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3781 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3783 (struct output_info) [count]: Renamed total_created and made
3785 (struct output_info) [size]: Renamed total_allocated and made
3787 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3788 Properly keep track of desc->size.
3789 (print_statistics, dump_alloc_pool_statistics): Enhance the
3790 printing of statistics to print the number of elements and to use
3793 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3796 * opts.h (CL_SAVE): Move up to flags range.
3797 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3798 CL_COMMON): Renumber.
3799 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3800 * opts.c (common_handle_option): Revert last change.
3802 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3804 * config/i386/i386-protos.h (ix86_schedule): New.
3806 * config/i386/i386.c (ix86_schedule): New.
3807 (override_options): Add schedule to processor_alias_table. Set
3808 ix86_schedule from the schedule field in processor_alias_table.
3809 (ix86_function_specific_save): Save ix86_schedule.
3810 (ix86_function_specific_restore): Restore ix86_schedule.
3812 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3813 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3816 * config/i386/i386.opt: Add schedule.
3818 * config/i386/ppro.md: Remove generic32.
3820 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3823 * expr.c (count_type_elements): Handle ERROR_MARK.
3825 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3830 * basic-block.h (struct edge_def): Add goto_block field.
3831 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3832 one insn with locus corresponding to edge's goto_locus if !optimize.
3833 * profile.c (branch_prob): Copy edge's goto_block.
3834 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3836 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3837 locator in between the merged basic blocks if !optimize and needed.
3838 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3839 goto_locus into RTL locator. For unconditional jump use that
3840 locator for the jump insn.
3841 (expand_gimple_cond): Convert goto_block and goto_locus into
3842 RTL locator for all remaining edges. For unconditional jump
3843 use that locator for the jump insn.
3844 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3845 there is more than one edge or insn locator along the forwarding
3846 edges and !optimize. If there is just one, set e->goto_locus.
3847 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3849 (move_block_to_fn): Adjust edge's goto_block.
3851 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3854 * expmed.c (expand_mult): Properly check DImode constant in
3857 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3860 * dwarf2out.c (common_block_die_table): New variable.
3861 (common_block_die_table_hash, common_block_die_table_eq): New
3863 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3864 COMMON block in the current scope rather than globally. Optimize
3865 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3866 DW_OP_addr SYMBOL_REF+off.
3868 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3870 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3871 Return true for non-addressable GIMPLE operands.
3873 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3876 * config/i386/i386.c (initial_ix86_tune_features): Remove
3877 X86_TUNE_USE_BIT_TEST.
3878 * config/i386/i386.h (ix86_tune_indices): Likewise.
3879 (TARGET_USE_BIT_TEST): Removed.
3881 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3883 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3885 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3887 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3888 (mul<mode>3_mul3): ... into this new template.
3890 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3892 * gimplify.c (gimplify_arg): Add location argument. Use it.
3893 (gimplify_call_expr): Pass location to gimplify_arg.
3894 (gimplify_modify_expr_to_memcpy): Same.
3895 (gimplify_modify_expr_to_memset): Same.
3897 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3899 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3900 Update calls to build_unary_op and build_indirect_ref for location
3903 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3906 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3907 * c-typeck.c (array_to_pointer_conversion): Pass location to
3909 (function_to_pointer_conversion): Use error_at and warning_at.
3910 (build_indirect_ref): Same.
3911 (build_array_ref): Pass location to build_binary_op.
3912 (parser_build_unary_op): Do not set location after calling
3914 (build_unary_op): Add location argument. Use it throughout. Set
3915 EXPR_LOCATION before returning new tree.
3916 (build_modify_expr): Same.
3917 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3919 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3920 build_indirect_ref, build_modify_expr.
3921 (c_finish_omp_for): Same. Use error_at instead of error.
3922 * c-common.c (c_common_truthvalue_conversion): Pass location to
3924 (warn_for_div_by_zero): Add location argument.
3925 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3926 build_unary_op, warn_for_div_by_zero.
3927 * c-parser.c (c_parser_typeof_specifier): Use
3928 protected_set_expr_location.
3929 (c_parser_statement_after_labels): Same.
3930 (c_parser_condition): Same.
3931 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3932 (c_parser_conditional_expression): Use protected_set_expr_location.
3933 (c_parser_unary_expression): Pass location to build_indirect_ref.
3934 (c_parser_postfix_expression_after_primary): Pass location to
3935 build_indirect_ref, build_unary_op.
3936 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3938 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3940 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3941 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3942 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3944 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3945 (mips_issue_rate): Handle PROCESSOR_R10000.
3946 * config/mips/mips.md (cpu): Add r10000.
3948 * config/mips/10000.md: New file.
3950 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3952 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3953 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3954 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3956 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3958 * config/darwin-protos.h (machopic_function_base_name): Delete.
3959 (machopic_function_base_sym): Likewise.
3960 (machopic_gen_offset): Declare.
3961 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3962 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3963 * config/darwin.c (machopic_function_base_name): Delete.
3964 (machopic_function_base_sym): Likewise.
3965 (gen_pic_offset): Rename to...
3966 (machopic_gen_offset): ...this and remove the pic_base argument.
3967 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3968 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3969 crtl->uses_pic_offset_table.
3970 (machopic_indirect_data_reference): Use new machopic_gen_offset
3972 (machopic_legitimize_pic_address): Likewise.
3973 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3975 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3976 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3977 * config/i386/i386.c (output_set_got): Likewise.
3978 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3980 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3981 (legitimate_address_p): Likewise.
3982 (output_pic_addr_const): Likewise.
3983 (output_addr_const_extra): Likewise.
3984 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3985 match an UNSPEC rather than a MINUS.
3986 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3987 (builtin_setjmp_receiver): Use machopic_gen_offset.
3988 * config/i386/predicates.md (pic_symbolic_operand): Handle
3989 UNSPEC_MACHOPIC_OFFSET.
3991 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3992 Use machopic_gen_offset and machopic_operand_p.
3993 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3994 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3995 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3996 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3997 Set crtl->uses_pic_offset_table.
3999 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4001 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4003 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4004 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4005 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4006 (constant_pool_expr_p): Use split_const and check the base.
4007 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4009 (legitimate_constant_pool_address_p): Check toc_relative_p
4010 instead of constant_pool_expr_p.
4011 (print_operand_address): Always use output_addr_const for
4012 constant pool addresses.
4013 (rs6000_output_addr_const_extra): New function.
4014 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4016 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4020 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4021 (mark_ref_live, mark_ref_dead): Use them.
4022 (def_conflicts_with_inputs_p): Remove.
4023 (mark_early_clobbers): New function.
4024 (process_bb_node_lives): Call preprocess_constraints and
4025 mark_early_clobbers.
4027 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4029 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4031 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4032 lib with -mthread switch.
4034 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4037 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4038 function in two, making it call a new and reusable
4039 dwarf2out_imported_module_or_decl() that takes the containing
4040 BLOCK of the declaration in argument.
4041 (dwarf2out_imported_module_or_decl_real): New function.
4042 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4043 IMPORTED_DECL in account.
4044 * tree.def: Added IMPORTED_DECL node type.
4045 * tree.h: Added accessors for IMPORTED_DECL nodes.
4046 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4048 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4050 * doc/gimple.texi: Fix some typos, wrap some long lines,
4051 fix some broken wraps with continuations.
4052 * tree-ssa-reassoc.c: Fix comment typos.
4054 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4057 * pa.c (legitimize_pic_address): Force function labels to memory in
4060 2008-10-04 Anton Blanchard <anton@samba.org>
4062 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4063 (rs6000_split_atomic_op): Same.
4064 (rs6000_split_compare_and_swap): Same.
4065 (rs6000_split_compare_and_swapqhi): Same.
4067 2008-10-04 Richard Guenther <rguenther@suse.de>
4069 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4070 instead of pointer equality.
4071 (vn_nary_op_eq): Likewise.
4073 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4075 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4077 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4078 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4080 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4082 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4083 Revert previous change.
4085 2008-10-03 Tom Tromey <tromey@redhat.com>
4087 * stringpool.c (ggc_alloc_string): Terminate string.
4089 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4091 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4092 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4093 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4096 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4099 2008-10-03 Pascal Obry <obry@adacore.com>
4101 * gcov.c (create_file_names): Properly handle UNIX and DOS
4102 directory separators.
4103 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4104 separator to '~' to ensure clean filenames on Windows.
4106 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4108 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4109 Add a null terminator to the stripped name.
4111 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4113 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4114 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4115 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4116 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4117 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4118 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4119 TARGET_SINGLE_FLOAT.
4121 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4123 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4125 2008-10-02 Richard Guenther <rguenther@suse.de>
4128 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4129 and VECTOR_TYPE recurse with useless_type_conversion_p which
4130 properly handles void pointer conversion.
4132 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4135 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4136 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4138 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4140 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4141 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4142 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4143 they translate to non builtins.
4144 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4145 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4146 __builtin_vec_promote, __builtin_vec_extract, and
4147 __builtin_vec_insert.
4148 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4149 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4150 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4151 * config/rs6000/altivec.h (vec_extract): Define
4152 (vec_insert): Define.
4153 (vec_splats): Define.
4154 (vec_promote): Define.
4156 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4157 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4158 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4160 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4162 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4163 prototype. Add new parameter, blk.
4164 Use BLKmode for the MEM if blk is true.
4165 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4166 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4167 ALTIVEC_BUILTIN_STVRXL.
4168 Update usage of altivec_expand_lv_builtin.
4169 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4170 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4171 (altivec_init_builtins): If compiling for the Cell, also define the
4173 * config/rs6000/rs6000.h (rs6000_builtins): Define
4174 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4175 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4176 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4177 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4178 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4179 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4180 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4181 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4182 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4183 UNSPEC_STVRX, and UNSPEC_STVRXL.
4184 (altivec_lvlx): New pattern.
4185 (altivec_lvlxl): New pattern.
4186 (altivec_lvrx): New pattern.
4187 (altivec_lvrxl): New pattern.
4188 (altivec_stvlx): New pattern.
4189 (altivec_stvlxl): New pattern.
4190 (altivec_stvrx): New pattern.
4191 (altivec_stvrxl): New pattern.
4192 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4193 (vec_lvlxl): Likewise.
4194 (vec_lvrx): Define if PPU is defined.
4195 (vec_lvrxl): Likewise.
4196 (vec_stvlx): Define if PPU is defined.
4197 (vec_stvlxl): Likewise.
4198 (vec_stvrx): Define if PPU is defined.
4199 (vec_stvrxl): Likewise.
4201 2008-10-01 Geert Bosch <bosch@adacore.com>
4203 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4205 2008-10-01 Richard Guenther <rguenther@suse.de>
4207 PR tree-optimization/37617
4208 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4209 do not add to the NEW_SETS.
4211 2008-10-01 Richard Guenther <rguenther@suse.de>
4214 * tree-vrp.c (execute_vrp): If we optimized away the default
4215 case make sure to promote the label that got in place of it
4216 to a default case label.
4218 2008-10-01 Richard Henderson <rth@redhat.com>
4221 * tree-complex.c (set_component_ssa_name): Don't optimize
4222 is_gimple_min_invariant values with ssa_names in abnormal phis.
4224 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4226 PR tree-optimization/37662
4227 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4228 commutative binary operation if they are in the wrong order and
4229 fold_build2 produces non-GIMPLE.
4231 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4233 PR tree-optimization/37662
4234 PR tree-optimization/37663
4235 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4236 get_value_range with non-SSA_NAME. Don't assert operands have been
4237 folded, instead just bail out.
4239 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4241 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4243 2008-09-30 Richard Guenther <rguenther@suse.de>
4246 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4247 build restrict-qualified pointers.
4248 (vectorizable_store): Move alias check later.
4249 (vectorizable_load): Likewise.
4251 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4253 * c-common.c (empty_if_body_warning): Remove.
4254 * c-common.h (empty_if_body_warning): Remove.
4255 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4256 here the -Wempty-body warning for `if' and `else' statements.
4257 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4259 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4261 * config/i386/i386.opt: Add msse2avx.
4263 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4264 * config/i386/linux64.h (ASM_SPEC): Likewise.
4266 * doc/invoke.texi: Document -msse2avx.
4268 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4270 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4272 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4274 * ifcvt.c (noce_emit_store_flag): If using condition from original
4275 jump, reverse it if if_info->cond was reversed.
4277 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4279 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4280 non-constant memory if it cannot be forced to constant memory.
4281 Overhaul surrounding code and factor out common condition.
4283 2008-09-29 Jeff Law <law@redhat.com>
4285 * reload1.c (alter_reg): Add missing curly braces.
4287 2008-09-29 Michael J. Eager <eager@eagercon.com>
4289 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4291 * config/rs6000/rs6000.c (rs6000_override_options): Move
4292 rs6000_init_hard_regno_mode_ok after all options changed.
4293 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4294 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4295 -msimple-fpu flags. Add warning messages if single FP not configured.
4296 (rs6000_file_start): Output gnu_attribute for single-float.
4297 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4298 (rs6000_legitimize_address): Likewise.
4299 (rs6000_legitimize_reload_address): Likewise.
4300 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4301 TARGET_SINGLE_FLOAT.
4302 (function_arg_advance): Likewise (partial conversion).
4303 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4304 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4305 TARGET_SINGLE_FLOAT.
4306 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4307 (rs6000_emit_prologue): Likewise.
4308 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4309 TARGET_SINGLE_FLOAT.
4310 (rs6000_libcall_value): Likewise.
4311 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4312 (TARGET_DOUBLE_FLOAT): New default to 1
4313 (TARGET_SIMPLE_FPU): New default to 0
4314 (TARGET_SINGLE_FPU): New default to 0
4315 (TARGET_SINGLE_FLOAT_MODE): New.
4316 (TARGET_DOUBLE_FLOAT_MODE): New.
4317 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4318 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4320 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4321 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4322 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4323 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4324 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4325 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4326 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4327 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4328 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4329 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4330 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4331 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4332 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4333 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4334 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4335 cmptf_internal1, *cmptf_internal2): Condition on
4336 TARGET_DOUBLE_FLOAT.
4337 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4338 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4339 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4340 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4341 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4342 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4343 TARGET_SINGLE_FLOAT.
4344 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4345 * config/rs6000/rs6000.opt (-msingle-float): New.
4346 (-mdouble-float): New.
4347 (-msimple-fpu): New.
4348 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4349 -msingle-float, -mdouble-float, -msimple-fpu options.
4350 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4351 _SOFT_DOUBLE for -msingle-float.
4352 * config.gcc: New config for target=powerpc-xilinx-eabi.
4354 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4356 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4357 have exit and entry.
4358 (new_scop): Take entry and exit edge to define new SCoP.
4359 (sd_region_p): New structure used during SCoP detection.
4360 (move_scops): Delete.
4361 (move_sd_regions): New.
4362 (scopdet_info): Change the definition from edges back to basic_blocks.
4363 (scopdet_edge_info): Work on basic_blocks and rename to
4364 scopdet_basic_block_info.
4365 (split_difficult_bb): At the moment removed. We should later
4366 add it at another place.
4367 (build_scops_1): Work on basic_blocks.
4368 (bb_in_sd_region): New.
4369 (find_single_entry_edge): New.
4370 (find_single_exit_edge): New.
4371 (create_single_entry_edge): New.
4372 (sd_region_without_exit): New.
4373 (create_single_exit_edge): New.
4374 (unmark_exit_edges): New.
4375 (mark_exit_edges): New.
4376 (create_sese_edges): New.
4377 (build_graphite_scops): New.
4378 (build_scops): Make SCoPs SESE.
4379 (limit_scops): Use the new functions.
4381 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4383 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4385 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4388 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4389 address to a register before taking the lower part.
4391 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4393 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4396 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4397 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4400 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4401 the newly created variable.
4402 Create a VECTOR_CST of all 1s for vector types.
4404 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4407 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4409 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4411 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4412 order to convert between modes.
4413 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4415 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4417 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4420 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4423 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4427 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4429 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4430 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4431 them to yield false with MIPS16.
4433 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4436 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4437 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4438 mem_loc_descriptor failed. Accept UNSPEC.
4439 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4440 fail if one of the loc_descriptor calls for pieces failed.
4441 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4442 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4443 if loc_descriptor_from_tree_1 on offset failed.
4446 * opts.c (common_handle_option): Don't call print_specific_help with
4447 CL_SAVE as first argument.
4449 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4450 Steve Ellcey <sje@cup.hp.com>
4452 * configure: Regenerate for new libtool.
4453 * aclocal.m4: Ditto.
4455 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4457 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4458 alias set on MEM when saving stack pointer.
4459 * config/rs6000/rs6000.md (allocate_stack): Likewise
4461 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4463 PR tree-optimization/37574
4464 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4465 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4466 instead of vector_type for constants. Take computation out of loop.
4467 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4468 and use only vector_type for invariant case.
4469 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4471 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4474 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4475 the decl is a VAR_DECL or FUNCTION_DECL.
4477 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4480 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4481 (mark_ref_live, mark_ref_dead): Use them.
4482 (def_conflicts_with_inputs_p): Remove.
4483 (mark_early_clobbers): New function.
4484 (process_bb_node_lives): Call preprocess_constraints and
4485 mark_early_clobbers.
4487 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4489 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4492 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4493 (ira_compress_allocno_live_ranges): New prototype.
4495 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4496 (coalesced_allocnos_living_at_program_points): New.
4497 (coalesced_allocnos_live_at_points_p,
4498 set_coalesced_allocnos_live_points): New functions.
4499 (coalesce_spill_slots): Rewrite.
4501 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4502 ira_compress_allocno_live_ranges): New functions.
4504 * ira-build.c (ira_flattening): Call
4505 ira_compress_allocno_live_ranges.
4508 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4510 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4513 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4515 * combine.c (make_compound_operation): Handle the 'E' format.
4516 (count_rtxs): Likewise.
4517 (update_table_tick): Likewise.
4518 (get_last_value_validate): Likewise.
4520 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4522 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4524 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4526 * matrix-reorg.c (transform_allocation_sites): Initializers
4527 added to avoid the warning.
4529 2008-09-25 Martin Jambor <mjambor@suse.cz>
4531 * cgraph.c (free_nodes): New variable.
4532 (NEXT_FREE_NODE): New macro.
4533 (cgraph_create_node): Reuse nodes from the free list. Do not
4534 update uid if doing so.
4535 (cgraph_remove_node): Add the node to the free list.
4537 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4539 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4541 2008-09-24 Richard Henderson <rth@redhat.com>
4543 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4544 * unwind-dw2.c (execute_stack_op): Handle it.
4546 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4549 2008-09-24 Michael J. Eager <eager@eagercon.com>
4551 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4553 * c-common.c (fname_decl): New location argument.
4554 * c-common.h (fname_decl): Same.
4555 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4557 (c_parser_typeof_specifier): Same.
4558 (c_parser_parms_list_declarator): Same.
4559 (c_parser_asm_string_literal): Same.
4560 (c_parser_compound_statement_nostart): Same.
4561 (c_parser_label): Same.
4562 (c_parser_do_statement): Same.
4563 (c_parser_asm_statement): Same.
4564 (c_parser_unary_expression): Same.
4565 (c_parser_sizeof_expression): Same.
4566 (c_parser_postfix_expression): Same.
4567 (c_parser_pragma): Same.
4568 (c_parser_omp_clause_collapse): Same.
4569 (c_parser_omp_clause_num_threads): Same.
4570 (c_parser_omp_clause_schedule): Same.
4571 (c_parser_omp_all_clauses): Same.
4572 (c_parser_omp_sections_scope): Same.
4573 (c_parser_omp_for_loop): Same. Pass condition's location to
4574 c_objc_common_truthvalue_conversion.
4575 (c_parser_enum_specifier): Remove comment.
4577 2008-09-24 Michael J. Eager <eager@eagercon.com>
4579 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4581 * config/rs6000/rs6000.c (rs6000_override_options): Move
4582 rs6000_init_hard_regno_mode_ok after all options changed.
4583 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4584 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4585 -msimple-fpu flags. Add warning messages if single FP not configured.
4586 (rs6000_file_start): Output gnu_attribute for single-float.
4587 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4588 (rs6000_legitimize_address): Likewise.
4589 (rs6000_legitimize_reload_address): Likewise.
4590 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4591 TARGET_SINGLE_FLOAT.
4592 (function_arg_advance): Likewise.
4593 (function_arg): Likewise.
4594 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4595 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4596 TARGET_SINGLE_FLOAT.
4597 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4598 (rs6000_emit_prologue): Likewise.
4599 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4600 TARGET_SINGLE_FLOAT.
4601 (rs6000_libcall_value): Likewise.
4602 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4603 (TARGET_DOUBLE_FLOAT): New default to 1
4604 (TARGET_SIMPLE_FPU): New default to 0
4605 (TARGET_SINGLE_FPU): New default to 0
4606 (TARGET_SINGLE_FLOAT_MODE): New.
4607 (TARGET_DOUBLE_FLOAT_MODE): New.
4608 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4609 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4611 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4612 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4613 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4614 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4615 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4616 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4617 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4618 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4619 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4620 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4621 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4622 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4623 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4624 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4625 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4626 cmptf_internal1, *cmptf_internal2): Condition on
4627 TARGET_DOUBLE_FLOAT.
4628 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4629 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4630 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4631 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4632 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4633 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4634 TARGET_SINGLE_FLOAT.
4635 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4636 * config/rs6000/rs6000.opt (-msingle-float): New.
4637 (-mdouble-float): New.
4638 (-msimple-fpu): New.
4639 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4640 -msingle-float, -mdouble-float, -msimple-fpu options.
4641 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4642 _SOFT_DOUBLE for -msingle-float.
4643 * config.gcc: New config for target=powerpc-xilinx-eabi.
4645 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4647 * config/sparc/constraints.md: New file.
4648 * config/sparc/sparc.md: Include it.
4649 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4650 (sparc_extra_constraint_check): Delete.
4651 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4652 (memory_ok_for_ldd): New predicate.
4653 (sparc_extra_constraint_check): Delete.
4654 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4655 (CONST_OK_FOR_LETTER_P): Likewise.
4656 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4657 (EXTRA_CONSTRAINT): Likewise.
4659 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4661 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4663 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4665 * alias.c (find_base_value): Use FIND_BASE_TERM.
4666 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4668 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4670 * config/i386/i386.c: Include cselib.h.
4671 (ix86_pic_register_p): New function.
4672 (ix86_delegitimize_address): Use it to check for the PIC register.
4674 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4676 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4677 * config/i386/i386.c (ix86_find_base_term): Don't check for
4678 SYMBOL_REF and LABEL_REF.
4680 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4682 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4683 constant PLUS in a CONST.
4685 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4687 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4688 check for sibcall support for w64.
4690 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4692 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4694 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4696 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4697 parser_build_binary_op.
4698 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4699 * c-typeck.c (build_array_ref): Same.
4700 (parser_build_unary_op): New location argument.
4701 (pointer_diff): Pass location to build_binary_op,
4702 c_objc_common_truthvalue_conversion.
4703 (build_modify_expr): Same.
4704 (build_unary_op): New location argument.
4705 (build_binary_op): New location argument.
4706 (c_objc_common_truthvalue_conversion): Pass location to
4707 c_*common_truthvalue_conversion.
4708 * c-convert.c (convert): Same.
4709 * c-common.c (binary_op_error): New location argument.
4710 (pointer_int_sum): Pass location to build_binary_op.
4711 (c_common_truthvalue_conversion): New location argument.
4712 (warn_for_sign_compare): Same.
4713 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4714 binary_op_error, build_binary_op, warn_for_sign_compare.
4715 * c-parser.c (c_parser_condition): Pass location to
4716 c_*common_truthvalue_conversion.
4717 (c_parser_conditional_expression): Save condition's location and pass
4719 (c_parser_binary_expression): Same, but for the binary operator's
4721 (c_parser_omp_for_loop): Pass location to
4722 c_objc_common_truthvalue_conversion.
4724 2008-09-23 Martin Jambor <mjambor@suse.cz>
4726 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4727 (cgraph_node_remove_callees): New temporary f. Hold the next item
4729 (cgraph_node_remove_callers): Likewise.
4731 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4732 (ipa_node_removal_hook): Likewise.
4734 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4735 gimple_call_copy_skip_args and moved to the gimple_call section.
4736 * gimple.c (gimple_copy_call_skip_args): Renamed to
4737 gimple_call_copy_skip_args. Changed al users.
4739 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4741 * ira-color.c (start_allocno_priorities): Rename to
4742 setup_allocno_priorities. Use costs and
4743 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4744 range lengths. Get rid off doubles.
4745 (ira_fast_allocations): Call start_allocno_priorities.
4747 2008-09-22 David Daney <ddaney@avtrex.com>
4750 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4751 register if TARGET_LONG_CALLS.
4753 2008-09-22 Richard Guenther <rguenther@suse.de>
4755 PR tree-optimization/37145
4756 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4757 value-numbering union accesses with their offset and size only.
4758 (visit_reference_op_load): Fix simplification of inserted conversions.
4759 * tree-ssa-pre.c (find_or_generate_expression): Do not
4760 recursively generate expressions if running FRE.
4762 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4764 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4765 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4768 2008-09-22 Richard Guenther <rguenther@suse.de>
4770 PR tree-optimization/37145
4771 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4772 (phi_translate_1): Constant fold references.
4774 2008-09-22 Ira Rosen <irar@il.ibm.com>
4776 PR tree-optimization/37482
4777 * tree-vectorizer.h (struct _slp_instance): Add new field.
4778 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4779 (get_earlier_stmt): New function.
4780 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4782 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4783 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4784 asserts that GSI points to the scalar statement being vectorized.
4785 Set new statement location according to GSI.
4786 (vect_schedule_slp_instance): Use GSI of
4787 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4789 2008-09-21 Jan Hubicka <jh@suse.cz>
4791 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4792 (ipcp_insert_stage): Update dead_nodes bitmap.
4794 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4797 * config/i386/t-cygming (SHLIB_LC): Remove.
4798 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4799 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4801 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4805 * final.c (mark_symbol_ref_as_used): New helper function.
4806 (output_operand): Instead of just looking inside MEMs for
4807 SYMBOL_REFs, use new helper function and for_each_rtx.
4808 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4809 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4810 Make head comment more general.
4811 * config/darwin.c (machopic_output_indirection): Handle weak
4812 references here, like in assemble_external.
4814 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4816 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4817 (sparc_emit_float_lib_cmp): Change return type.
4818 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4819 (gen_compare_operator): New function.
4820 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4821 the comparison sequence. Minor tweaks.
4822 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4823 that the final operator and the result of sparc_emit_float_lib_cmp
4824 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4825 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4826 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4827 result of sparc_emit_float_lib_cmp match for software TFmode.
4828 (movqicc, movhicc, movsicc, movdicc): Merge into...
4829 (mov<I:mode>cc): ...this.
4830 (movsfcc, movdfcc, movtfcc): Merge into...
4831 (mov<F:mode>cc): ...this.
4832 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4834 (mov<I:mode>_cc_v9): ...this.
4835 (movdi_cc_sp64_trunc): Delete.
4836 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4837 movdi_cc_reg_sp64): Merge into...
4838 (mov<I:mode>_cc_reg_sp64): ...this.
4839 (movsf_cc_sp64): Rename into...
4840 (movsf_cc_v9): ...this.
4841 (movdf_cc_sp64): Rename into...
4842 (movdf_cc_v9): ...this.
4843 (movtf_cc_hq_sp64): Rename into...
4844 (movtf_cc_hq_v9): ...this.
4845 (movtf_cc_sp64): Rename into...
4846 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4848 2008-09-21 Diego Novillo <dnovillo@google.com>
4850 * doc/gccint.texi: Include generic.texi and gimple.texi.
4852 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4853 (GIMPLE): Move to gimple.texi.
4854 (Annotations): Remove references to to stmt_ann_t and
4856 (SSA Operands): Rename from 'Statement Operands'.
4857 * doc/generic.texi: New.
4858 * doc/gimple.texi: New.
4859 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4860 * Makefile.in (TEXI_GCCINT_FILES):
4861 * gimple.c (gimple_copy_call_skip_args): Rename from
4862 giple_copy_call_skip_args. Update all users.
4863 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4865 2008-09-21 Ira Rosen <irar@il.ibm.com>
4867 PR tree-optimization/37539
4868 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4869 statement in related statement field only for the first load of the
4870 group of loads with the same data reference.
4872 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4874 * config/mips/mips.h (TUNE_OCTEON): New macro.
4875 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4876 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4877 * config/mips/octeon.md: New file.
4878 * config/mips/mips.md: Include octeon.md. Restore
4879 semi-alphabetical order of include files.
4881 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4884 * config/i386/i386.md (*jcc_fused_1): Removed.
4885 (*jcc_fused_2): Likewise.
4886 (*jcc_fused_3): Likewise.
4887 (*jcc_fused_4): Likewise.
4889 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4891 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4892 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4893 * target.h (gcc_target): Add ira_cover_classes.
4894 * ira.c: Remove IRA_COVER_CLASSES guards.
4895 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4896 instead of IRA_COVER_CLASSES.
4897 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4898 (setup_class_translate): Likewise.
4899 (setup_reg_class_intersect_union): Likewise.
4900 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4901 test of targetm.ira_cover_classes.
4902 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4903 of IRA_COVER_CLASSES.
4904 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4905 (TARGET_INITIALIZER): Include it.
4906 * targhooks.h (default_ira_cover_classes): Declare.
4907 * targhooks.c (default_ira_cover_classes): New function.
4909 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4911 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4913 2008-09-19 Ian Lance Taylor <iant@google.com>
4915 * varasm.c (narrowing_initializer_constant_valid_p): Return
4916 NULL_TREE if ENDTYPE is not an integer.
4918 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4921 * tree-ssa.c (execute_update_addresses_taken): Also update
4922 DECL_GIMPLE_REG_P for vector and complex types.
4924 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4925 Jan Hubicka <jh@suse.cz>
4928 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4929 empty before freeing them.
4930 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4932 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4934 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4935 * config/xtensa/predicates.md (tls_symbol_operand): New.
4936 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4937 (TARGET_CANNOT_FORCE_MEM): Define.
4938 (xtensa_tls_symbol_p): New.
4939 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4940 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4941 (xtensa_tls_module_base): New.
4942 (xtensa_call_tls_desc): New.
4943 (xtensa_legitimize_tls_address): New.
4944 (xtensa_legitimize_address): Handle TLS symbols.
4945 (xtensa_tls_referenced_p_1): New.
4946 (xtensa_tls_referenced_p): New.
4947 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4949 (XTENSA_BUILTIN_THREAD_POINTER): New.
4950 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4951 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4952 builtin. Add declarations for __builtin_thread_pointer and
4953 __builtin_set_thread_pointer.
4954 (xtensa_fold_builtin): Recognize new builtins.
4955 (xtensa_expand_builtin): Expand new builtins.
4956 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4957 (TARGET_THREADPTR): Define.
4958 (HAVE_AS_TLS): Define default value.
4959 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4960 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4961 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4962 (UNSPECV_SET_TP): New.
4963 (sym_TPOFF, sym_DTPOFF): New.
4964 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4965 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4966 * configure: Regenerated.
4968 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4971 * config/ia64/ia64.c (ia64_optimization_options): Move
4972 checking and setting flag_schedule_insns_after_reload and
4973 ia64_flag_schedule_insns2 back to ...
4974 (ia64_override_options): Here.
4976 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4979 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4980 zero extend count after the correction to it is done.
4981 (doloop_optimize): Update call to doloop_modify, don't zero extend
4984 2008-09-18 Martin Jambor <mjambor@suse.cz>
4986 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4988 * ipa-prop.c: Correct comments.
4989 * ipa-prop.h: Likewise.
4991 2008-09-18 Jan Hubicka <jh@suse.cz>
4994 * ipa-reference.c (ipa_reference_local_vars_info_d,
4995 ipa_reference_global_vars_info_d,
4996 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4997 ipa_reference_vars_info_t): Move here from ipa-reference.h
4998 (node_duplication_hook_holder, node_removal_hook_holder): New.
4999 (get_reference_vars_info_from_cgraph): Rename to ...
5000 (get_reference_vars_info): ... this one, use cgraph uids.
5001 (get_local_reference_vars_info, get_global_reference_vars_info):
5002 Use cgraph instead of decl.
5003 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5005 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5006 ipa_reference_get_written_global,
5007 ipa_reference_get_not_written_global): Use cgraph argument.
5008 (check_call): Simplify avail check.
5009 (scan_stmt_for_static_refs): Update.
5010 (propagate_bits): Update.
5011 (merge_callee_local_info): Remove.
5012 (init_function_info): Use cgraph nodes.
5013 (clean_function_local_data): Break out from ...
5014 (clean_function): ... here.
5015 (copy_local_bitmap, copy_global_bitmap): New functions.
5016 (duplicate_node_data, remove_node_data): New functions.
5017 (generate_summary): Register hooks; use visibility instead of
5019 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5020 * ipa-reference.h (ipa_reference_local_vars_info_d,
5021 ipa_reference_global_vars_info_d,
5022 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5023 ipa_reference_vars_info_t): Move to ipa-reference.c
5024 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5026 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5027 ipa_reference_get_not_read_global,
5028 ipa_reference_get_not_written_global): Update prototype.
5029 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5030 (init_state): Remove.
5031 (node_duplication_hook_holder, node_removal_hook_holder): New.
5032 (get_function_state, set_function_state): Use VECtor.
5033 (analyze_function): Check body availability.
5034 (add_new_function): Likewise.
5035 (duplicate_node_data, remove_node_data): New.
5036 (generate_summary): Register hooks; do not care about clones.
5037 (propafate): Do not care about clones; recursive functions are
5039 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5040 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5041 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5043 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5044 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5045 Update call of ipa-reference accesors.
5047 2008-09-18 Simon Baldwin <simonb@google.com>
5049 * c-opts.c (c_common_handle_option): Add handling for
5050 -Wbuiltin-macro-redefined command line option.
5051 * c.opt: Added builtin-macro-redefined option.
5052 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5055 2008-09-18 Richard Guenther <rguenther@suse.de>
5057 PR tree-optimization/37258
5058 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5059 and signedness for integral types.
5060 (vn_phi_eq): Require compatible types.
5062 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5065 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5066 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5068 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5069 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5070 ggc_free other TREE_LIST nodes from that chain.
5071 * function.c (instantiate_decls): Instantiate also DECL_RTL
5072 of vars in cfun->local_decls, free that list afterwards.
5074 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5076 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5077 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5079 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5081 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5082 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5084 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5086 PR tree-optimization/37102
5087 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5088 from a node. Check to see if another PHI is dead.
5089 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5090 remove real PHIs which have no uses.
5091 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5093 2008-09-18 Richard Guenther <rguenther@suse.de>
5096 * tree-cfg.c (remove_useless_stmts_1): Remove
5097 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5099 2008-09-18 Nick Clifton <nickc@redhat.com>
5101 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5102 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5103 to frv_secondary_reload_class.
5104 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5105 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5106 (frv_secondary_reload_class): Omit unused parameter.
5107 (frv_secondary_reload): New function. Handle the case when
5108 secondary_reload_class() is called before the reload_(in|out)
5109 _optabs have been initialised.
5110 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5112 * config/frv/frv.md: Define an exclusion set between fr550_m0
5115 2008-09-18 Richard Guenther <rguenther@suse.de>
5117 PR tree-optimization/37456
5118 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5119 want to insert after ends a BB insert on the single fallthru
5122 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5124 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5125 Mention -march=z9-109, z9-ec and z10.
5127 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5129 PR rtl-optimization/37544
5130 * regrename.c (maybe_mode_change): Exit early when copy_mode
5131 is narrower than orig_mode and narrower than new_mode.
5133 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5136 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5138 * sched-rgn.c (ref_counts): Remove.
5139 (insn_referenced): New static variable.
5140 (INSN_REF_COUNT): Remove.
5141 (sched_run_compute_dependencies): Use insn_referenced instead of
5143 (add_branch_dependences): Likewise. Delete dead assignment.
5145 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5147 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5148 consumer is an asm. Add comment why this is important.
5149 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5150 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5152 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5154 * expr.c (emit_group_store): Do not shift before moving via a
5157 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5159 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5160 from aggregate to non-aggregate type if the bit pattern is not fully
5161 preserved afterwards.
5163 2008-09-17 Richard Guenther <rguenther@suse.de>
5165 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5166 (verify_gimple_assign): ... this. Split into ...
5167 (verify_gimple_assign_unary): ... this,
5168 (verify_gimple_assign_binary): ... that,
5169 (verify_gimple_assign_single): ... and this.
5170 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5171 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5172 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5173 (verify_types_in_gimple_reference): Be forgiving with
5175 (verify_gimple_phi): Deal with virtual operands.
5177 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5179 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5181 * tree.c (get_callee_fndecl): Don't call the language hook.
5182 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5183 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5184 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5186 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5188 * tree.c (protected_set_expr_location): Don't unnecessarily
5189 check for error_mark_node.
5191 2008-09-17 Art Haas <ahaas@impactweather.com>
5193 * ipa-reference.c (analyze_function): Declare step only if
5194 ENABLE_CHECKING is defined.
5196 2008-09-17 Jan Hubicka <jh@suse.cz>
5199 * tree.h (DECL_INLINE): remove.
5200 (DECL_DECLARED_INLINE_P): Update docs.
5201 (DECL_NO_INLINE_WARNING_P): new.
5202 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5203 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5205 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5206 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5209 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5212 2008-09-17 Jan Hubicka <jh@suse.cz>
5214 * ipa-reference.c (ipa_obstack): Remove.
5215 (local_info_obstack, global_info_obstack): New.
5216 (add_static_var): We now handle variables only.
5217 (mark_address_taken, mark_load, mark_store): New functions based on ...
5218 (check_operand): ... remove.
5219 (get_asm_stmt_operands): Rename to ...
5220 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5221 (scan_stmt_for_static_refs): Rewrite.
5222 (scan_op_for_static_refs): Rename to ...
5223 (scan_initializer_for_static_refs): do not look for VAR_DECL
5224 initializers; stop recursion on types and decls.
5225 (ipa_init): Use proper obstacks.
5226 (analyze_variable): Use scan_initializer_for_static_refs.
5227 (init_function_info): Use local obstack.
5228 (analyze_function): Simplify.
5229 (add_new_function): We don't need visited_nodes obstack.
5230 (generate_summary): Use proper obstacks; cleanup after propagation.
5232 2008-09-17 Richard Guenther <rguenther@suse.de>
5235 PR tree-optimization/37491
5236 * alias.c (get_alias_set): Use the canonical type.
5237 * tree-vect-transform.c (vectorizable_store): Use the type of
5238 the lhs for the vector type. Adjust checking.
5239 (vectorizable_load): Adjust checking.
5241 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5242 Adam Nemet <anemet@caviumnetworks.com>
5244 PR rtl-optimization/37483
5245 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5246 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5247 Rearrange code to better match the original comment. Check
5248 t_unconditional first. Improve comment.
5250 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5253 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5254 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5257 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5258 GIMPLE_TRY if cleanup sequence is empty.
5260 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5263 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5264 eliminate IV if the cost are the same.
5266 2008-09-16 Richard Guenther <rguenther@suse.de>
5269 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5272 2008-09-16 Richard Guenther <rguenther@suse.de>
5274 PR tree-optimization/37508
5275 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5277 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5279 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5281 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5283 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5284 use gen_floatdidf2 directly.
5285 (floatunssidf2): Likewise.
5286 (floatsidf_ppc64_mfpgpr): Remove.
5287 (floatsidf_ppc64): Remove.
5288 (floatunssidf_ppc64): Remove.
5290 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5292 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5293 rather than update_cost_queue.
5295 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5296 in every call starting with the second one, instead of only when
5297 alias_bitmap_obstack.elements != NULL.
5299 * tree-predcom.c (filter_suitable_components): Free all refs in
5300 act->refs vector before calling release_component.
5301 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5303 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5305 * tree-loop-linear.c (linear_transform_loops): Initialize
5306 lambda_obstack only after calling perfect_loop_nest_depth.
5307 Goto free_and_continue instead of just continue for later failures.
5310 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5313 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5315 2008-09-14 Andreas Schwab <schwab@suse.de>
5317 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5319 2008-09-14 Jan Hubicka <jh@suse.cz>
5321 * invoke.texi (-fconserve-stack): Document.
5322 * opts.c (decode_options): Handle conserve_stack.
5323 * common.opt (fconvserve_stack): New.
5325 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5327 * config.host: Add x-aix to host_xmake_file.
5328 * config/rs6000/t-aix52: Do not override LDFLAGS.
5329 * config/rs6000/x-aix: New file.
5331 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5337 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5338 is not recognized as a valid register usage. Allow REG_X to be used
5340 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5341 forces a reload when using a base register.
5343 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5345 * config/i386/cygming-crtend.c (register_frame_ctor): If
5346 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5347 directly with atexit.
5348 (deregister_frame_ctor): Rename to ...
5349 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5350 if !DEFAULT_USE_CXA_ATEXIT.
5352 2008-09-13 Jan Hubicka <jh@suse.cz>
5354 * cgraph.c: Include value-prof.h
5355 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5357 2008-09-13 Jan Hubicka <jh@suse.cz>
5360 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5361 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5362 tree_gen_one_value_profiler, tree_gen_average_profiler,
5363 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5365 2008-09-13 Jan Hubicka <jh@suse.cz>
5367 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5368 too many bytes on misalligned blocks.
5370 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5372 * doc/cfg.texi: Fix some typos.
5373 * doc/extend.texi: Likewise.
5374 * doc/install.texi: Likewise.
5375 * doc/invoke.texi: Likewise.
5376 * doc/rtl.texi: Likewise.
5377 * doc/tree-ssa.texi: Likewise.
5379 2008-09-13 Richard Guenther <rguenther@suse.de>
5382 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5383 gimple stores for memory rhs.
5385 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5387 PR rtl-optimization/37489
5388 * cse.c (fold_rtx): Don't return const_true_rtx for float
5389 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5391 2008-09-13 Jan Hubicka <jh@suse.cz>
5393 PR tree-optimization/37392
5394 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5396 2008-09-13 Martin Jambor <mjambor@suse.cz>
5397 Jan Hubicka <jh@suse.cz>
5399 * cgraph.c (free_edges): New variable.
5400 (NEXT_FREE_EDGE): New macro.
5401 (cgraph_free_edge): New function.
5402 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5403 (cgraph_node_remove_callees): Likewise.
5404 (cgraph_node_remove_callers): Likewise.
5405 (cgraph_create_edge): Reuse edges from the free list. Do not
5406 update uid if doing so.
5407 (cgraph_remove_*_hook): Add free call.
5409 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5411 * ira-color.c (conflict_allocno_vec): Delete.
5412 (update_cost_queue_elem): New structure.
5413 (update_cost_queue): New variable.
5414 (update_cost_queue_tail): Likewise.
5415 (update_cost_queue_elems): Likewise.
5416 (allocno_update_cost_check): Delete.
5417 (initiate_cost_update): Allocate update_cost_queue_elems
5418 instead of allocno_update_cost_check.
5419 (finish_cost_update): Update the free()s accordingly.
5420 (start_update_cost): New function.
5421 (queue_update_cost): Likewise.
5422 (get_next_update_cost): Likewise.
5423 (update_copy_costs_1): Inline into...
5424 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5425 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5426 once we've established they are equal. Don't allocate update
5427 costs if there is nothing to add to them.
5428 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5429 DIVISOR arguments. Use a queue instead of recursive calls;
5430 process all the allocnos in the initial queue, rather than
5432 (assign_hard_reg): Use queue_update_cost instead of
5433 conflict_allocno_vec. Queue coalesced allocnos instead
5434 of calling update_conflict_hard_regno_costs for each one.
5435 Just call update_conflict_hard_regno_costs once for the
5437 (ira_color): Remove conflict_allocno_vec handling.
5439 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5441 PR tree-optimization/37484
5442 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5443 (save_var_name): Same.
5444 (initialize_cloog_names): Same.
5445 (initialize_cloog_names): Same.
5447 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5449 * tree-scalar-evolution.c (set_instantiated_value): Set
5452 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5456 * ira-build.c (common_loop_tree_node_dominator): Remove.
5457 (copy_live_ranges_to_removed_store_destinations): New function.
5458 (regno_top_level_allocno_map): Move to top level from ...
5459 (ira_flattening): ... here. Use
5460 copy_live_ranges_to_removed_store_destinations.
5462 * ira-emit.c (generate_edge_moves): Fix a comment.
5464 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5467 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5468 scratch register after 'set' pattern.
5470 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5472 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5473 information passed to mark_reg_pointer.
5474 * explow.c (force_reg): Likewise.
5476 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5478 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5479 when building for the celledp architecture.
5481 2008-09-12 Richard Guenther <rguenther@suse.de>
5483 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5485 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5487 PR rtl-optimization/37424
5488 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5489 the regnos instead of the addresses.
5491 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5493 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5495 2008-09-11 Richard Guenther <rguenther@suse.de>
5497 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5498 entering the weaker equivalence recording.
5500 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5502 2008-09-11 Jeff Law <law@redhat.com>
5504 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5505 by assign_stack_local on the IRA path for stack slot sharing
5506 as well as the non-IRA path.
5508 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5510 * config/i386/i386.h: Fix whitespace issues.
5512 2008-09-11 Martin Jambor <mjambor@suse.cz>
5514 * ipa-prop.h (struct ipa_param_flags): Removed.
5515 (struct ipa_param_descriptor): New structure.
5516 (struct ipa_node_params): ipcp_lattices, param_decls and
5517 param_flags moved to ipa_param_description.
5518 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5519 descriptors. Renamed all users.
5520 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5521 changed to access descriptors. Renamed all users.
5522 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5523 to access descriptors. Renamed all users.
5524 * ipa-cp.c (ipcp_init_cloned_node): Call
5525 ipa_initialize_node_params instead of ipa_count_formal_params and
5526 ipa_create_param_decls_array.
5527 (ipcp_analyze_node): Likewise.
5528 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5529 descriptors. Renamed all users.
5530 (ipcp_initialize_node_lattices): Remove allocation.
5531 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5532 ipa_initialize_node_params instead of ipa_count_formal_params and
5533 ipa_create_param_decls_array.
5534 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5535 ipa_populate_param_decls, made static, added parameter info,
5536 renamed mt to node, removed allocation, changed to use
5538 (ipa_count_formal_params): Made static, added parameter info,
5540 (ipa_initialize_node_params): New function.
5541 (ipa_check_stmt_modifications): Changed to use descriptors.
5542 (ipa_detect_param_modifications): Removed allocation, changed to
5544 (ipa_note_param_call): Changed to use descriptors.
5545 (ipa_analyze_params_uses): Removed allocation.
5546 (ipa_free_node_params_substructures): Changed to use descriptors.
5547 (ipa_edge_duplication_hook): Use the unused attribute.
5548 (ipa_node_duplication_hook): Use the unused attribute, changed to
5549 use descriptors, changed to duplicate descriptors.
5551 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5552 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5553 indirect inlining. Made static.
5554 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5555 functions called only once.
5556 (cgraph_decide_recursive_inlining): Don't call
5557 ipa_propagate_indirect_call_infos, pass new_edges to
5558 cgraph_mark_inline_edge instead.
5559 (cgraph_decide_inlining_of_small_functions): Don't call
5560 ipa_propagate_indirect_call_infos, pass new_edges to
5561 cgraph_mark_inline_edge instead.
5562 (cgraph_decide_inlining): Don't call
5563 ipa_propagate_indirect_call_infos.
5564 * ipa-prop.c: Check that vectors are allocated.
5566 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5567 iff a new cgraph edges have been created.
5568 (cgraph_decide_inlining): New variable redo_always_inline.
5569 Flattening and always_inlining loop until callgraph stabilizes.
5570 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5571 true iff new cgraph edges have been created.
5572 (propagate_info_to_inlined_callees): Likewise.
5573 (ipa_propagate_indirect_call_infos): Likewise.
5575 2008-09-11 Richard Guenther <rguenther@suse.de>
5577 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5578 (set_prologue_iterations): Likewise.
5579 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5581 (vect_update_init_of_dr): Likewise.
5582 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5584 * fold-const.c (fold_unary): Do not generate calculations
5587 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5589 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5590 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5591 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5593 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5595 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5596 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5597 before finalizing the changes.
5598 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5600 (simplify_truth_ops_using_ranges): New.
5601 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5602 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5603 whether a simplification was made.
5604 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5605 use a switch statement and also call simplify_truth_ops_using_ranges.
5607 2008-09-11 Jan Hubicka <jh@suse.cz>
5609 * ggc-common.c (loc_array): Make static.
5610 * dce.c (rest_of_handle_ud_dce): Free worklist.
5612 2008-09-11 Jan Hubicka <jh@suse.cz>
5614 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5615 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5616 function so we are sure we do not dangle it forever.
5617 * function.c (outer_function_chain, find_function_data): Remove.
5618 (function_context_stack): New.
5619 (push_function_context, pop_function_context): Update.
5620 * function.h (struct function): Remove pointer outer.
5621 (outer_function_chain, find_function_data): Remove.
5622 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5624 2008-09-11 Jan Hubicka <jh@suse.cz>
5627 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5629 2008-09-11 Jan Hubicka <jh@suse.cz>
5631 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5633 2008-09-11 Jan Hubicka <jh@suse.cz>
5635 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5636 (free_var_map_entry): New function.
5637 (redirect_edge_var_map_destroy): Use it.
5639 2008-09-11 Jan Hubicka <jh@suse.cz>
5642 * tree-inline.c (add_lexical_block): Replace with ...
5643 (prepend_lexical_block): ... prepend at begginig.
5644 (remap_blocks): Use it and reverse later.
5645 (expand_call_inline): Use prepend_lexical_block.
5647 2008-09-11 Jan Hubicka <jh@suse.cz>
5649 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5651 2008-09-11 Jan Hubicka <jh@suse.cz>
5653 * function.c (free_after_compilation): Call insn_locators_free.
5654 * cfglayout.c (insn_locators_free): New function.
5655 * rtl.h (insn_locators_free): Declare.
5657 2008-09-11 Jan Hubicka <jh@suse.cz>
5659 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5661 (cond_move_process_if_block): Update call.
5663 2008-09-11 Jan Hubicka <jh@suse.cz>
5665 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5666 * vec.c: Include hashtab.h
5667 (vec_descriptor, ptr_hash_entry): New structures.
5668 (vec_desc_hash, vec_ptr_map): New static variables.
5669 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5670 register_overhead, free_overhead, vec_heap_free): New functions.
5671 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5672 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5673 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5676 2008-09-11 Ira Rosen <irar@il.ibm.com>
5678 PR tree-optimization/37474
5679 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5680 length of load permutation.
5682 2008-09-11 Andreas Schwab <schwab@suse.de>
5684 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5686 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5689 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5690 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5691 simplify_gen_subreg.
5693 2008-09-11 Ira Rosen <irar@il.ibm.com>
5695 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5698 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5701 * gimplify.c (gimplify_body): Call default_rtl_profile.
5704 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5705 instead of tok->val.node if not expanding to something else. Handle
5706 intervening CPP_PADDING tokens.
5707 (altivec_categorize_keyword): Remove unneeded comparisons.
5709 2008-09-10 Richard Guenther <rguenther@suse.de>
5711 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5713 2008-09-10 Richard Guenther <rguenther@suse.de>
5716 * tree-inline.c (insert_init_stmt): Make sure to not
5717 insert invalid gimple stores.
5719 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5721 PR tree-optimization/37388
5722 * toplev.c (process_options): Fail and warn when graphite
5723 flags are used, but the compiler has not been configured
5724 with graphite libraries.
5725 * graphite.c (graphite_transform_loops): Remove printfs
5726 to dump_file for the case when graphite is not available.
5728 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5731 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5732 the even element into register.
5733 (ix86_expand_vector_init_general): Don't use
5734 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5735 if we can't move from GPR to SSE register directly.
5737 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5739 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5740 not lose track of the number of NOPs needed. Number of NOPs needed
5741 for sync vs. loads workaround was switched; corrected. Run second
5742 pass for all workarounds. No NOPs needed after call insns. Change
5743 second pass to use find_next_insn_start and find_load helpers in order
5744 to properly detect parallel insns.
5745 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5747 2008-09-10 Jan Hubicka <jh@suse.cz>
5749 * value-prof.c (gimple_ic): Fix tuplification bug.
5750 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5753 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5755 PR tree-optimization/37353
5756 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5757 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5758 calls instead of cond_dead_built_in_calls.
5759 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5760 initalize the vector only before adding first entry. Use VEC_safe_push
5761 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5762 shrink_wrap_conditional_dead_built_in_calls call.
5764 2008-09-10 Ira Rosen <irar@il.ibm.com>
5766 PR tree-optimization/37385
5767 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5768 argument, and use it as a vector type if not NULL.
5769 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5771 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5772 additional argument.
5773 (vectorizable_load): Likewise.
5775 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5777 * config/i386/i386.md (SWI32): New mode iterator.
5778 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5781 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5783 PR rtl-optimization/37435
5784 * caller-save.c (insert_restore, insert_save): Check the mode by
5787 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5790 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5792 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5795 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5797 * doc/invoke.texi (ARM Options): Correct errors in discussion
5798 of -mfloat-abi, -mhard-float, and -msoft-float.
5800 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5801 Jan Hubicka <jh@suse.cz>
5804 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5805 calling gimple_regimplify_operands on it. Iterate over all newly
5806 added statements, not just the last one.
5807 (insert_init_stmt): Insert stmt into seq first, then call
5808 gimple_regimplify_operands on it. Don't create new gimplification
5809 context, nor find referenced vars.
5811 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5814 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5815 to pointer to vector pointer.
5816 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5817 propagate_info_to_inlined_callees): Likewise.
5818 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5819 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5820 ipa_check_create_edge_args.
5821 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5822 argument to pointer to vector pointer.
5823 (cgraph_decide_inlining_of_small_function): Adjust
5824 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5828 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5829 optimizing for size, not speed.
5831 PR rtl-optimization/37408
5832 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5833 if parm is promoted.
5835 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5837 PR tree-optimization/37375
5838 * tree-scalar-evolution.c (scev_info_str): Add field
5840 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5841 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5842 set_instantiated_value): Pass instantiated_below.
5843 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5845 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5846 the definitions are not instantiated.
5848 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5849 (block_before_loop): New.
5850 * tree-data-ref.c (dr_analyze_indices): Update uses of
5852 * graphite.c (block_before_scop): New.
5853 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5854 basic block, not a loop for determining the parameters.
5855 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5857 (idx_record_params, find_params_in_bb, find_scop_parameters,
5858 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5859 to instantiate_scev.
5861 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5863 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5867 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5869 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5870 Check zero freq and increase if necessary.
5872 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5874 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5875 regno is in the right range. Add comments.
5877 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5879 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5881 * mips-tfile.c (copy_object): Cast alloca result to int *.
5882 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5884 Rename class to sclass.
5885 (read_tfile): Cast read_seek return values to proper types.
5886 Cast xcalloc return value to proper type.
5888 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5890 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5891 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5892 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5894 2008-09-09 Jan Hubicka <jh@suse.cz>
5896 * profile.c (is_edge_inconsistent): Add debug output; ignore
5897 negative count on fake edges.
5898 (is_inconsistent): Add debug output.
5900 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5902 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5904 (choose_ready): When first insn is chosen from the ready list, also
5907 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5909 PR rtl-optimization/37360
5910 * haifa-sched.c (max_issue): Do not assert that we never issue more
5911 insns than issue_rate. Add comment.
5913 2008-09-09 Richard Guenther <rguenther@suse.de>
5915 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5916 (verify_types_in_gimple_call): Rename to ...
5917 (verify_gimple_call): ... this. Enhance.
5918 (verify_types_in_gimple_cond): Remove.
5919 (verify_gimple_comparison): New function ...
5920 (verify_types_in_gimple_assign): ... split out from here.
5921 (verify_types_in_gimple_return): Rename to ...
5922 (verify_gimple_return): ... this. Enhance.
5923 (verify_types_in_gimple_switch): Rename to ...
5924 (verify_gimple_switch): ... this. Enhance.
5925 (verify_gimple_goto): New function.
5926 (verify_types_in_gimple_phi): Rename to ...
5927 (verify_gimple_phi): ... this. Enhance.
5928 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5929 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5930 (verify_types_in_gimple_seq_2): Remove cases handled in
5931 verify_types_in_gimple_stmt.
5933 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5935 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5936 (push_multiple_operation, pop_multiple_operation): Set it.
5937 (workaround_rts_anomaly): New function.
5938 (workaround_speculation): New function, broken out of bfin_reorg.
5939 (bfin_reorg): Call the new functions.
5941 2008-09-09 Richard Guenther <rguenther@suse.de>
5945 * gimplify.c (gimplify_conversion): Change conversions of
5946 non-register type to VIEW_CONVERT_EXPRs.
5947 (gimplify_addr_expr): If we need to make the operand
5948 addressable make sure to use a properly initialized
5949 temporary for that so it gets a valid gimple store.
5951 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5953 * function.h (struct function): Add function_start_locus.
5954 * cfgexpand.c (gimple_expand_cfg): Use it.
5955 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5957 2008-09-09 Richard Guenther <rguenther@suse.de>
5959 PR tree-optimization/37433
5960 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5963 2008-09-09 Richard Guenther <rguenther@suse.de>
5965 PR tree-optimization/37387
5966 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5967 and bits to a common type.
5969 2008-09-09 Nick Clifton <nickc@redhat.com>
5971 * config/v850/v850.md (return): Restore frame size restriction.
5973 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5975 * c-common.c (c_expand_decl): Remove.
5976 * c-common.h (anon_aggr_type_p): Remove prototype.
5977 (DECL_ANON_UNION_ELEMS): Remove.
5978 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5979 * c-decl.c (anon_aggr_type_p): Remove.
5980 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5981 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5982 * langhooks.h (struct lang_hooks): Remove expand_decl.
5983 * langhooks.c (lhd_expand_decl): Remove.
5984 * stmt.c (expand_anon_union_decl): Remove.
5985 * tree.h (expand_anon_union_decl): Remove prototype.
5987 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5990 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5992 * config/avr/avr.md (QISI) : Define mode iterator.
5993 (negated_tst<mode>) : Redefine as split using mode macro.
5994 (reversed_tstqi): Define insn as reversed compare with zero.
5995 (reversed_tsthi): Ditto.
5996 (reversed_tstsi): Ditto.
5998 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6001 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6002 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6005 * predict.c (optimize_function_for_size_p): Don't segfault if
6007 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6008 tree_swap_operands_p): Don't test cfun != NULL before calling
6009 optimize_function_for_s*_p.
6011 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6013 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6016 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6018 * crx/crx.h (IRA_COVER_CLASSES): Define.
6020 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6023 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6024 even when a stmt has been gimple_modified_p, but after fold_stmt is
6025 not any longer. Remove unneeded may_have_exposed_new_symbols
6028 2008-09-08 Richard Guenther <rguenther@suse.de>
6030 PR tree-optimization/37421
6031 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6034 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6037 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6039 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6042 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6043 * pa-hpux10.h (LINK_SPEC): Likewise.
6044 * pa-hpux11.h (LINK_SPEC): Likewise.
6046 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6048 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6049 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6051 2008-09-07 Helge Deller <deller@gmx.de>
6053 * pa/linux-atomic.c: New file.
6054 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6055 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6057 2008-09-07 Richard Guenther <rguenther@suse.de>
6058 Ira Rosen <irar@il.ibm.com>
6060 PR tree-optimization/36630
6061 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6062 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6064 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6065 Ira Rosen <irar@il.ibm.com>
6067 PR tree-optimization/35642
6068 * config/rs6000/altivec.md (mulv8hi3): Implement.
6070 2008-09-06 Jeff Law <law@redhat.com>
6072 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6074 2008-09-06 Jan Hubicka <jh@suse.cz>
6076 PR tree-optimization/14703
6077 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6079 * passes.c (init_optimization_passes): Recompute inline parameters.
6081 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6083 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6086 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6087 Peter Fuerst <post@pfrst.de>
6089 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6090 * doc/extend.texi: Document __builtin_mips_cache.
6091 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6092 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6093 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6094 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6095 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6096 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6097 (set_push_mips_isas): New variable.
6098 (mips_r10k_cache_barrier): New variable.
6099 (cache): New availability predicate.
6100 (mips_builtins): Add an entry for __builtin_mips_cache.
6101 (mips_build_cvpointer_type): New function.
6102 (MIPS_ATYPE_CVPOINTER): New macro.
6103 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6105 (r10k_simplified_address_p, r10k_simplify_address)
6106 (r10k_uncached_address_p, r10k_safe_address_p)
6107 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6108 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6109 (r10k_insert_cache_barriers): New functions.
6110 (mips_reorg_process_insns): Delete cache barriers after a
6111 branch-likely instruction.
6112 (mips_reorg): Call r10k_insert_cache_barriers.
6113 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6114 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6115 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6116 (mips_cache, r10k_cache_barrier): New define_insns.
6118 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6120 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6121 * ira-color.c (setup_allocno_left_conflicts_num): Use
6122 hard_reg_set_equal_p instead of a comparison with
6123 ira_zero_hard_reg_set.
6124 * ira.c (setup_reg_subclasses): Likewise.
6125 (setup_cover_and_important_classes): Likewise.
6126 (setup_class_translate): Likewise.
6127 (setup_reg_class_intersect_union): Likewise.
6128 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6129 (ira_init_once): Don't initialize them.
6131 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6133 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6135 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6137 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6139 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6141 Improved branch hints, safe hints, and scheduling.
6143 * haifa-sched.c (sched_emit_insn) : Define.
6144 * sched-int.h (sched_emit_insn) : Add prototype.
6145 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6146 -mhint-max-distance -msafe-hints) : Document.
6147 * config/spu/spu.c (spu_flag_var_tracking): New.
6148 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6149 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6150 TARGET_ASM_FILE_START): Define.
6151 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6152 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6153 (spu_emit_branch_hint): Add blocks argument.
6154 (insert_branch_hints, insert_nops): Remove.
6155 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6156 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6157 spu_sched_reorder, asm_file_start): New functions.
6158 (clock_var, spu_sched_length, pipe0_clock,
6159 pipe1_clock, prev_clock_var, prev_priority,
6160 spu_ls_first, prev_ls_clock): New static variables.
6161 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6162 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6163 (nopn_nv): Add a non-volatile version of nop.
6164 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6165 -mhint-max-distance, -msafe-hints): New options.
6167 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6168 Samuel Tardieu <sam@rfc1149.net>
6170 * opts.c (decode_options): Combine nested if statements.
6173 * opts.c (decode_options): Handle more relationships among
6174 unit-at-a-time, toplevel-reorder, and section-anchors.
6176 2008-09-05 David Daney <ddaney@avtrex.com>
6178 * doc/install.texi (--enable-reduced-reflection): Document new option.
6180 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6182 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6184 (constantpool_operand): New.
6185 (move_operand): Disallow sub-word modes for the constant pool.
6186 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6187 (xtensa_secondary_reload_class): Replace with....
6188 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6189 Set icode for sub-word reloads from the constant pool.
6190 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6191 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6192 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6193 * config/xtensa/xtensa-protos.h: Update prototypes.
6195 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6197 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6198 (REG_CLASS_NAMES): Update.
6199 (REG_CLASS_CONTENTS): Update.
6200 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6201 of ALL_REGS for regs 77 and 78.
6202 * function.c (instantiate_virtual_regs_in_insn): Assert that
6203 return value of simplify_gen_subreg is not NULL.
6205 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6207 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6208 (gen_rtvec_v): Fix coding standards.
6210 2008-09-04 Jan Hubicka <jh@suse.cz>
6212 * i386.c (decide_alg): Be more conservative about optimizing for size.
6214 2008-09-04 Ian Lance Taylor <iant@google.com>
6216 * varasm.c (narrowing_initializer_constant_valid_p): New
6218 (initializer_constant_valid_p): Call it.
6220 2008-09-04 Jeff Law <law@redhat.com>
6222 * fold-const.c (native_encode_real): Fix computation of WORDS.
6223 (native_interpret_real): Likewise.
6225 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6227 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6229 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6231 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6232 that the cost is already taken into account in ira-costs.c
6234 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6236 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6237 ira_debug_copies): New.
6238 (ira_bulid): Call print_copies.
6240 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6242 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6245 * config/rs6000/rs6000.c (optimization_options): Remove check of
6246 flag_toplevel_order.
6248 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6250 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6251 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6252 second operand is a reg_imm10_operand.
6253 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6254 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6255 (*seq_<GPR:mode><GPR2:mode>): Rename to
6256 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6258 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6259 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6261 (*sne_<GPR:mode><GPR2:mode>): Rename to
6262 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6265 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6267 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6268 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6269 combining an arithmetic right shift by more than 31 and a
6270 trunction. Don't match for out-of-range shift amounts. Set
6271 attribute mode to <MODE>.
6272 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6273 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6274 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6275 shifts by less than 32.
6276 (extv): Change predicate on first operand to accept registers.
6277 Change predicate of the other operands from immediate_operand to
6278 const_int_operand. Expand exts when source is a register.
6279 (extzv): Change predicate of the constant operands from
6280 immediate_operand to const_int_operand.
6281 (extzv<mode>): Change predicate of the constant operands from
6282 immediate_operand to const_int_operand and no constraint. Also
6284 (*extzv_trunc<mode>_exts): New pattern.
6286 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6288 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6289 * config/mips/mips-protos.h (mask_low_and_shift_p,
6290 mask_low_and_shift_len): Declare.
6291 * config/mips/mips.c (mask_low_and_shift_p,
6292 mask_low_and_shift_len): New functions.
6293 (mips_print_operand): Handle new operand prefix "m".
6294 * config/mips/mips.md (*cins<mode>): New pattern.
6296 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6298 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6299 optimizing for size.
6301 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6303 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6304 regardless of epilogue_completed.
6306 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6309 * ira-lives.c (process_bb_node_lives): Check setjmp.
6311 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6314 * ira-build.c (form_loop_tree): Reverse BB walk.
6315 (create_bb_allocnos): Likewise.
6316 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6317 (mark_reg_store): Rename to...
6318 (mark_ref_live): ...this and take a df_ref argument instead of
6319 note_stores arguments. Assert that we have a register.
6320 (mark_reg_clobber): Delete.
6321 (def_conflicts_with_inputs_p): New function.
6322 (mark_reg_conflicts): Delete.
6323 (mark_reg_death): Rename to...
6324 (mark_ref_dead): ...this and take a df_ref argument instead of
6325 a register. Assert that we have a register.
6326 (process_bb_node_lives): Hoist frequency calculation out of
6327 instruction walk. Convert from a forwards scan to a backwards scan.
6328 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6329 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6330 (create_allocno_live_ranges): Don't create regs_set.
6332 2008-09-04 Ian Lance Taylor <iant@google.com>
6334 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6335 or REG_LABEL_TARGET.
6336 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6337 comparing MODE with MEM.
6338 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6339 comparing with GF_PREDICT_TAKEN.
6340 (gimple_get_lhs): Change code to enum gimple_code.
6341 (gimple_set_lhs): Likewise.
6342 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6343 * omp-low.c (find_omp_clause): Change kind parameter to enum
6345 * tree-flow.h (find_omp_clause): Update declaration.
6346 * regrename.c (clear_dead_regs): Change kind parameter to enum
6348 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6350 * see.c (see_get_extension_data): Change return type to enum
6351 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6352 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6353 (see_gen_normalized_extension): Change extension_code parameter to
6355 (see_seek_pre_extension_expr): Change extension_code to enum
6357 (see_merge_one_def_extension): Likewise.
6358 (see_handle_relevant_defs): Likewise.
6359 (see_handle_relevant_uses): Likewise.
6360 (see_analyze_one_def): Likewise.
6361 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6362 GIMPLE_ASM rather than ASM_EXPR.
6363 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6364 GIMPLE_RETURN rather than RETURN_EXPR.
6365 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6366 (evaluate_stmt): Likewise.
6367 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6368 to enum vect_relevant.
6369 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6370 compare gimple codes with tree codes.
6372 2008-09-04 Paul Brook <paul@codesourcery.com>
6374 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6376 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6378 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6379 pointer check lost in the recent no-unit-at-a-time patch.
6381 2008-09-04 Jan Hubicka <jh@suse.cz>
6384 * tree-switch-conversion.c (check_final_bb): Accept only IP
6387 2008-09-04 Jan Hubicka <jh@suse.cz>
6389 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6391 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6392 using_ranges argument.
6393 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6394 (vrp_visit_cond_stmt): Update call of
6395 vrp_evaluate_conditional_warnv_with_ops
6397 2008-09-04 Jan Hubicka <jh@suse.cz>
6399 PR tree-optimization/37345
6400 PR tree-optimization/37358
6401 PR tree-optimization/37357
6402 * tree.c (build_function_type_skip_args): Build distinct type copy;
6404 (build_function_decl_skip_args): Set type of new decl not orig decl;
6405 clear DECL_VINDEX for methods turned into functions.
6407 2008-09-04 Nick Clifton <nickc@redhat.com>
6409 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6410 * configure: Regenerate.
6411 * config.in: Regenerate.
6412 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6413 alignment field, if it is supported.
6415 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6417 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6420 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6422 * config/rs6000/rs6000.c (processor_target_table): Do not
6423 enable VMX for POWER6.
6425 2008-09-03 Anton Blanchard <anton@samba.org>
6427 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6428 emit memory barrier before operation.
6430 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6433 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6434 default_elf_asm_output_external.
6436 2008-09-03 Jeff Law <law@redhat.com>
6438 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6440 2008-09-03 Richard Henderson <rth@redhat.com>
6442 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6443 memory barrier to below the test-and-set.
6444 (alpha_split_lock_test_and_set_12): Likewise.
6446 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6450 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6453 * ira-color.c (print_loop_title): Use all_allocnos.
6454 (color_pass): Ditto. Don't add border_allocnos. Check that
6455 subloop allocno in the correspdoning bitmap all_allocnos.
6457 * ira-emit.c (change_loop): Use all_allocnos.
6459 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6460 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6461 (create_cap_allocno): Remove setting mentioned_allocnos.
6462 (create_insn_allocnos): Ditto.
6463 (remove_unnecessary_allocnos): Use all_allocnos.
6464 (check_allocno_creation): Check that allocnos are in the
6465 corresponding bitmap all_allocnos.
6467 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6471 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6472 (process_regs_for_copy): Process subregs. Refine check when cost
6473 is taken into account in ira-costs.c.
6474 (process_reg_shuffles): Use REG_SUBREG_P.
6475 (add_insn_allocno_copies): Ditto. Ignore modes.
6477 * ira-color.c (conflict_allocno_vec): New.
6478 (COST_HOP_DIVISOR): New macro.
6479 (update_copy_costs_1): Use it.
6480 (update_conflict_hard_regno_costs): New function.
6481 (assign_hard_reg): Use it.
6482 (ira_color): Allocate and free conflict_allocno_vec.
6484 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6488 * ira-int.h (ira_sort_insn_chain): Remove.
6490 * ira.c (basic_block_order_nums, chain_insn_order,
6491 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6492 (ira): Don't call ira_sort_insn_chain.
6494 * reload1.c (reload): Don't call ira_sort_insn_chain.
6496 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6499 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6500 which become non throw.
6501 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6502 update_call_expr after updating the flags on the decl.
6504 2008-09-03 Jan Hubicka <jh@suse.cz>
6506 PR tree-optimization/37315
6507 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6508 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6509 (cgraph_analyze_functions): Use node->analyzed
6510 (cgraph_mark_functions_to_output): Likewise.
6511 (cgraph_expand_function): All functions can be released after
6513 (cgraph_optimize): Use gimple_has_body_p.
6514 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6515 (cgraph_decide_inlining_incrementally): Likewise.
6516 (inline_transform): Inline transform.
6517 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6519 (inlinable_function_p): Drop gimple_body check.
6520 (expand_call_inline): Use gimple_has_body_p.
6521 * gimple.c (gimple_has_body_p): New.
6522 * gimple.h (gimple_has_body_p): Add prototype.
6523 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6524 (dump_function_to_file): Use gimple_has_body_p check.
6526 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6529 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6531 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6533 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6535 From Michael Frysinger <michael.frysinger@analog.com>
6536 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6537 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6540 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6543 * doc/extend.texi: Document picoChip builtin functions.
6544 * doc/invoke.texi: Document picoChip options.
6545 * doc/contrib.texi: Add picoChip contribution.
6546 * doc/md.texi: Document picoChip constraints.
6547 * config.gcc: Add picochip-*-*.
6548 * config/picochip/: Add new port.
6550 2008-09-03 Richard Guenther <rguenther@suse.de>
6552 PR tree-optimization/37328
6553 * tree-sra.c (sra_build_assignment): Gimplify properly.
6554 (generate_copy_inout): Take the correct stmt as definition,
6555 remove bogus assert.
6557 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6559 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6562 From Michael Frysinger <michael.frysinger@analog.com>
6563 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6565 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6567 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6568 (__gthread_setspecific): Revert 2008-08-31 change to
6569 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6571 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6573 * diagnostic.c (error_at): New.
6574 * toplev.h (error_at): New prototype.
6575 * c-typeck.c (build_array_ref): Call error_at instead of error.
6576 Pass location to pedwarn.
6578 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6580 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6582 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6584 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6585 VAR_DECL and CONST_DECL.
6587 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6588 Jakub Jelinek <jakub@redhat.com>
6590 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6591 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6592 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6593 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6594 Don't set ix86_save_varrargs_registers.
6595 (ix86_setup_incoming_varargs): Assume cum != NULL.
6596 (ix86_va_start): Check ix86_varargs_gpr_size and
6597 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6598 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6599 from frame pointer if ix86_varargs_gpr_size == 0.
6600 (ix86_compute_frame_layout): Updated.
6601 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6602 (ix86_varargs_gpr_size): Define.
6603 (ix86_varargs_fpr_size): Likewise.
6604 (machine_function): Remove save_varrargs_registers.
6605 Add varargs_gpr_size and varargs_fpr_size.
6607 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6609 * config/alpha/alpha.c (va_list_skip_additions,
6610 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6611 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6614 PR tree-optimization/36766
6615 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6616 for already removed basic blocks.
6619 * real.c (real_maxval): Clear a lower bit to make real_maxval
6620 match get_max_float for IBM long double format.
6622 2008-09-02 Andreas Schwab <schwab@suse.de>
6624 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6625 * configure: Regenerate.
6627 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6629 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6630 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6631 checking for a non-VOID CONSTANT_P.
6633 2008-09-02 Jan Hubicka <jh@suse.cz>
6635 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6636 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6639 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6641 * expr.c (emit_group_store): Don't assert stack temp mode size.
6643 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6644 Tobias Grosser <grosser@fim.uni-passau.de>
6645 Jan Sjodin <jan.sjodin@amd.com>
6646 Harsha Jagasia <harsha.jagasia@amd.com>
6647 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6648 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6649 Adrien Eliche <aeliche@isty.uvsq.fr>
6651 Merge from graphite branch.
6654 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6655 * doc/invoke.texi (-floop-block, -floop-interchange,
6656 -floop-strip-mine): Document new flags.
6657 * tree-into-ssa.c (gimple_vec): Moved...
6658 * tree-loop-distribution.c (rdg_component): Moved...
6659 * cfgloopmanip.c: Include tree-flow.h.
6660 (update_dominators_in_loop): New.
6661 (create_empty_if_region_on_edge): New.
6662 (create_empty_loop_on_edge): New.
6663 (loopify): Use update_dominators_in_loop.
6664 * tree-pass.h (pass_graphite_transforms): Declared.
6665 * configure: Regenerate.
6666 * tree-phinodes.c (make_phi_node): Export.
6667 (add_phi_node_to_bb): New, split from create_phi_node.
6668 * tree-chrec.c (for_each_scev_op): New.
6669 * tree-chrec.h (for_each_scev_op): Declared.
6670 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6671 (remove_statement): Call get_phi_with_result.
6672 * config.in (HAVE_cloog): Undef.
6673 * gdbinit.in (pgg): New.
6674 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6675 * tree-ssa-loop.c (graphite_transforms): New.
6676 (gate_graphite_transforms): New.
6677 (pass_graphite_transforms): New.
6678 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6679 HAVE_cloog): Defined.
6680 * tree-vectorizer.c (rename_variables_in_bb): Export.
6681 * tree-data-ref.c (dr_may_alias_p): Export.
6682 (stmt_simple_memref_p): New.
6683 (find_data_references_in_stmt): Export.
6684 (find_data_references_in_loop): Export.
6685 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6686 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6687 (create_rdg_vertices): Export.
6688 (build_empty_rdg): New.
6689 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6690 * tree-data-ref.h (rdg_component): ... here.
6692 (struct data_reference): Add a field scop.
6694 (find_data_references_in_loop): Declared.
6695 (find_data_references_in_stmt): Declared.
6696 (create_rdg_vertices): Declared.
6697 (dr_may_alias_p): Declared.
6698 (stmt_simple_memref_p): Declared.
6699 (struct rdg_edge): Add a field ddr_p relation.
6700 (build_empty_rdg): Declared.
6701 * lambda.h (lambda_matrix): Declare a VEC of.
6702 (find_induction_var_from_exit_cond): Declared.
6703 (lambda_vector_compare): New.
6704 * common.opt (fgraphite, floop-strip-mine,
6705 floop-interchange, floop-block): New flags.
6706 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6707 * cfgloop.c (is_loop_exit): New.
6708 * cfgloop.h (is_loop_exit): Declared.
6709 (create_empty_if_region_on_edge): Declared.
6710 (create_empty_loop_on_edge): Declared.
6711 * tree-flow.h (add_phi_node_to_bb): Declared.
6712 (make_phi_node): Declared.
6713 (rename_variables_in_bb): Declared.
6714 (perfect_loop_nest_depth): Declared.
6715 (graphite_transform_loops): Declared.
6716 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6717 (graphite.o-warn): Add -Wno-error.
6718 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6719 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6720 (INCLUDES): Add PPLINC, CLOOGINC.
6721 (OBJS-common): Add graphite.o.
6722 (graphite.o): Add rule.
6723 * gimple.h (gimple_vec): ... here.
6724 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6725 * passes.c (init_optimization_passes): Schedule
6726 pass_graphite_transforms.
6728 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6731 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6732 and -fno-toplevel-reorder after handle_options.
6734 2008-09-02 Paul Brook <paul@codesourcery.com>
6736 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6737 (arm_override_options): Set arm_tune_cortex_a9.
6738 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6739 (arm_issue_rate): Handle cortexa9.
6740 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6741 * config/arm/arm-cores.def: Add cortex-a9.
6742 * config/arm/arm-tune.md: Regenerate.
6743 * config/arm/arm.md: Include cortex-a9.md.
6744 (generic_sched, generic_vfp): Add cortexa9.
6745 * config/arm/cortex-a9.md: New file.
6747 2008-09-02 Richard Guenther <rguenther@suse.de>
6749 PR tree-optimization/37327
6750 * tree-vrp.c (register_new_assert_for): Make sure to not have
6751 TREE_OVERFLOW set on the bound.
6753 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6755 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6757 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6758 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6761 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6763 * gcc/config/spu/spu.md (divdf3): Removed.
6765 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6767 PR tree-optimization/37095
6768 * cgraph.c (cgraph_node): When creating new cgraph node after
6769 assembler_name_hash has been populated, record it in the hash
6772 2008-09-01 Paul Brook <paul@codesourcery.com>
6774 * doc/invoke.texi: Document -mword-relocations.
6775 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6776 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6777 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6778 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6779 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6780 (arm_emit_movpair): New function.
6781 (arm_print_operand <c>): Handle sybolic addresses.
6782 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6783 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6784 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6785 * config/arm/arm.opt: Add -mword-relocations.
6786 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6787 (arm_movt, arm_movw): New.
6789 2008-09-01 Paul Brook <paul@codesourcery.com>
6791 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6792 Allow Interworking on ARMv4 EABI based targets.
6793 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6794 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6796 2008-09-01 Paul Brook <paul@codesourcery.com>
6798 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6799 optimized LT0 test. Remove optimization for GT.
6801 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6803 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6804 openmp applications.
6805 * pa-hpux11.h (LIB_SPEC): Likewise.
6807 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6810 2008-09-01 Jan Hubicka <jh@suse.cz>
6812 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6813 present, use only counts; when guessed use only frequencies.
6814 (estimate_bb_frequencies): Use function_frequency.
6815 * profile.c (compute_branch_probabilities): Exit early when
6816 profile reading failed. Set profile_status.
6817 (branch_prob): Do not set profile_status.
6819 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6821 * tree.c (protected_set_expr_location): New.
6822 * tree.h (protected_set_expr_location): New prototype.
6823 * c-tree.h (build_array_ref): Add argument.
6824 (parser_build_unary_op): Same.
6825 * c-typeck.c (build_indirect_ref): Handle new location argument.
6826 (build_array_ref): Same.
6827 (parser_build_unary_op): Same.
6828 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6830 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6832 * c-common.c (finish_label_address_expr): Handle new location argument.
6833 * c-common.h (build_indirect_ref): Add argument.
6834 (finish_label_address_expr): Same.
6835 * c-parser.c (c_parser_unary_expression): Pass location to build
6837 (c_parser_postfix_expression): Same.
6839 2008-09-01 Paul Brook <paul@codesourcery.com>
6841 * config/arm/arm.md: Include cortex-r4f.md.
6842 (attr fpu): Update type list.
6843 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6844 fconstd, fcmps and fcmpd.
6845 (attr tune_cortexr4): Define.
6846 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6847 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6848 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6849 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6850 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6851 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6852 cortex_a8_vfp_farith: Ditto.
6853 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6854 * config/arm/cortex-r4.md: Use tune_cortexr4.
6855 * config/arm/cortex-r4f.md: New file.
6857 2008-09-01 Richard Guenther <rguenther@suse.de>
6859 PR tree-optimization/37305
6860 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6861 the result of constant conversions.
6862 (fold_gimple_assign): Likewise.
6864 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6866 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6867 #ifdef ENABLE_CHECKING.
6869 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6871 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6872 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6873 when !INSN_SCHEDULING.
6875 2008-09-01 Andreas Schwab <schwab@suse.de>
6877 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6879 2008-09-01 Paul Brook <paul@codesourcery.com>
6881 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6883 2008-09-01 Jan Hubicka <jh@suse.cz>
6885 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6887 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6889 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6890 * gimplify.c (gimplify_init_constructor): Add speed operand.
6891 * tree-sra.c (decide_block_copy): Likewise.
6892 * tree-inline.c (estimate_move_cost): Likewise.
6893 * config/alpha/alpha.h (MOVE_RATIO): Update.
6894 * config/frv/frv.c (MOVE_RATIO): Update.
6895 * config/spu/spu.h (MOVE_RATIO): Update.
6896 * config/sparc/sparc.h (MOVE_RATIO): Update.
6897 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6898 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6899 * config/cris/cris.h (MOVE_RATIO): Update.
6900 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6901 * config/arm/arm.h (MOVE_RATIO): Update.
6902 * config/pa/pa.md: Update uses of MOVE_RATIO
6903 * config/pa/pa.h (MOVE_RATIO): Update.
6904 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6905 CLEAR_RATIO, SET_RATIO): Update.
6906 * config/h8300/h8300.h (MOVE_RATIO): Update.
6907 * config/v850/v850.h (MOVE_RATIO): Update.
6908 * config/bfin/bfin.h (MOVE_RATIO): Update.
6910 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6911 Dmitry Melnik <dm@ispras.ru>
6912 Dmitry Zhurikhin <zhur@ispras.ru>
6913 Alexander Monakov <amonakov@ispras.ru>
6914 Maxim Kuvyrkov <maxim@codesourcery.com>
6916 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6917 sel-sched-dump.c, sel-sched-ir.c: New files.
6918 * Makefile.in (OBJS-common): Add selective scheduling object files.
6919 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6920 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6921 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6922 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6923 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6924 (make_forwarder_block): Update loop latch if we have redirected
6925 the loop latch edge.
6926 * cfgloop.c (get_loop_body_in_custom_order): New function.
6927 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6928 (CP_FALLTHRU_PREHEADERS): Likewise.
6929 (get_loop_body_in_custom_order): Declare.
6930 * cfgloopmanip.c (has_preds_from_loop): New.
6931 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6932 Assert that the preheader edge will be fall thru when it is set.
6933 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6934 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6935 fsel-sched-substitution, fselective-scheduling): New flags.
6936 * cse.c (hash_rtx_cb): New.
6938 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6939 sel_sched_insn_cnt): New counters.
6940 * final.c (compute_alignments): Export. Free dominance
6941 info after loop_optimizer_finalize.
6942 * genattr.c (main): Output maximal_insn_latency prototype.
6943 * genautomata.c (output_default_latencies): New.
6944 Factor its code from ...
6945 (output_internal_insn_latency_func): ... here.
6946 (output_internal_maximal_insn_latency_func): New.
6947 (output_maximal_insn_latency_func): New.
6948 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6949 (struct hard_reg_set_iterator): New.
6950 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6951 hard_reg_set_iter_next): New functions.
6952 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6953 * lists.c (remove_free_INSN_LIST_node,
6954 remove_free_EXPR_LIST_node): New functions.
6955 * loop-init.c (loop_optimizer_init): When
6956 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6957 calling create_preheaders.
6958 (loop_optimizer_finalize): Do not verify flow info after reload.
6959 * recog.c (validate_replace_rtx_1): New parameter simplify.
6960 Default it to true. Update all uses. Factor out simplifying
6962 (simplify_while_replacing): ... this new function.
6963 (validate_replace_rtx_part,
6964 validate_replace_rtx_part_nosimplify): New.
6965 * recog.h (validate_replace_rtx_part,
6966 validate_replace_rtx_part_nosimplify): Declare.
6967 * rtl.c (rtx_equal_p_cb): New.
6968 (rtx_equal_p): Use it.
6969 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6970 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6971 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6972 * vecprim.h: Add a vector type for unsigned int.
6973 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6974 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6975 ready_try, cycle_issued_insns, spec_info): Make global.
6976 (readyp): Initialize.
6977 (dfa_lookahead): New global variable.
6978 (old_max_uid, old_last_basic_block): Remove.
6979 (h_i_d): Make it a vector.
6980 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6982 (after_recovery, adding_bb_to_current_region_p):
6983 New variables to handle correct insertion of the recovery code.
6984 (struct ready_list): Move declaration to sched-int.h.
6985 (rgn_n_insns): Removed.
6986 (rtx_vec_t): Move to sched-int.h.
6987 (find_insn_reg_weight): Remove.
6988 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6989 (haifa_init_h_i_d, haifa_finish_h_i_d):
6990 New functions to initialize / finalize haifa instruction data.
6991 (extend_h_i_d, init_h_i_d): Rewrite.
6992 (unlink_other_notes): Move logic to add_to_note_list. Handle
6993 selective scheduler.
6994 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6995 find_fallthru_edge): Make global, remove static prototypes.
6996 (max_issue): Make global. Add privileged_n and state parameters. Use
6998 (extend_global, extend_all): Removed.
6999 (init_before_recovery): Add new param. Fix the handling of the case
7000 when we insert a recovery code before the EXIT which has a predecessor
7001 with a fallthrough edge to it.
7002 (create_recovery_block): Make global. Rename to
7003 sched_create_recovery_block. Update.
7004 (change_pattern): Rename to sched_change_pattern. Make global.
7005 (speculate_insn): Rename to sched_speculate_insn. Make global.
7006 Split haifa-specific functionality into ...
7007 (haifa_change_pattern): New static function.
7008 (sched_extend_bb): New static function.
7009 (sched_init_bbs): New function.
7010 (current_sched_info): Change type to struct haifa_sched_info.
7011 (insn_cost): Adjust for selective scheduling.
7012 (dep_cost_1): New function. Move logic from ...
7013 (dep_cost): ... here.
7014 (dep_cost): Use dep_cost_1.
7015 (contributes_to_priority_p): Use sched_deps_info instead of
7017 (priority): Adjust to work with selective scheduling. Process the
7018 corner case when all dependencies don't contribute to priority.
7019 (rank_for_schedule): Use ds_weak instead of dep_weak.
7020 (advance_state): New function. Move logic from ...
7021 (advance_one_cycle): ... here.
7022 (add_to_note_list, concat_note_lists): New functions.
7023 (rm_other_notes): Make static. Adjust for selective scheduling.
7024 (remove_notes, restore_other_notes): New functions.
7025 (move_insn): Add two arguments. Update assert. Don't call
7027 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7028 Remove more_issue, max_points. Move the code to initialize
7029 max_lookahead_tries to max_issue.
7030 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7031 ready. Adjust use of move_insn. Call restore_other_notes.
7033 (sched_init, sched_finish): Move Haifa-specific initialization/
7035 (haifa_sched_init, haifa_sched_finish): ... respectively.
7037 (setup_sched_dump): New function.
7038 (haifa_init_only_bb): New static function.
7039 (haifa_speculate_insn): New static function.
7040 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7041 (extend_ready, extend_all): Remove.
7042 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7043 (create_check_block_twin, add_to_speculative_block): Use
7044 haifa_insns_init instead of extend_global. Update to use new
7045 initialization functions. Change parameter. Factor out code from
7046 create_check_block_twin to ...
7047 (sched_create_recovery_edges) ... this new function.
7048 (add_block): Remove.
7049 (sched_scan_info): New.
7050 (extend_bb): Use sched_scan_info.
7051 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7052 static functions for walking through scheduling region.
7053 (sched_luids): New vector variable to replace uid_to_luid.
7054 (luids_extend_insn): New function.
7055 (sched_max_luid): New variable.
7056 (luids_init_insn): New function.
7057 (sched_init_luids, sched_finish_luids): New functions.
7058 (insn_luid): New debug function.
7059 (sched_extend_target): New function.
7060 (haifa_init_insn): New static function.
7061 (sched_init_only_bb): New hook.
7062 (sched_split_block): New hook.
7063 (sched_split_block_1): New function.
7064 (sched_create_empty_bb): New hook.
7065 (sched_create_empty_bb_1): New function.
7066 (common_sched_info, ready): New global variables.
7067 (current_sched_info_var): Remove.
7068 (move_block_after_check): Use common_sched_info.
7069 (haifa_luid_for_non_insn): New static function.
7070 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7071 (increase_insn_priority): New.
7072 * modulo-sched.c: (issue_rate): Remove static declaration.
7073 (sms_sched_info): Change type to haifa_sched_info.
7074 (sms_sched_deps_info, sms_common_sched_info): New variables.
7075 (setup_sched_infos): New.
7076 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7077 Do not call regstat_free_calls_crossed.
7078 (sms_print_insn): Use const_rtx.
7079 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7080 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7081 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7082 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7083 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7084 current_sched_info to use it.
7085 (enum reg_pending_barrier_mode): Move to sched-int.h.
7086 (h_d_i_d): New variable. Initialize to NULL.
7087 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7089 (estimate_dep_weak): Remove static declaration.
7090 (sched_has_condition_p): New function. Adjust users of
7091 sched_get_condition to use it instead.
7092 (conditions_mutex_p): Add arguments indicating which conditions are
7094 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7095 argument to indicate whether returned condition is reversed. Do not
7096 generate new rtx when condition should be reversed; indicate it by
7097 setting new argument instead.
7098 (add_dependence_list_and_free): Add deps parameter.
7099 Update all users. Do not free dependence list when
7100 deps context is readonly.
7101 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7103 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7104 (remove_from_deps): New. Use the above functions.
7105 (cur_insn, can_start_lhs_rhs_p): New static variables.
7106 (add_or_update_back_dep_1): Initialize present_dep_type.
7107 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7108 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7109 haifa_note_dep): New functions implementing dependence hooks for
7110 the Haifa scheduler.
7111 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7112 note_dep): New functions.
7113 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7115 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7116 (free_deps): Initialize deps->reg_last.
7117 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7118 sched_analyze_insn): Update to use dependency hooks infrastructure
7119 and readonly contexts.
7120 (deps_analyze_insn): New function. Move part of logic from ...
7121 (sched_analyze): ... here. Also move some logic to ...
7122 (deps_start_bb): ... here. New function.
7123 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7125 (sched_deps_init): New function. Move code from ...
7126 (init_dependency_caches): ... here. Remove.
7127 (init_deps_data_vector): New.
7128 (sched_deps_finish): New function. Move code from ...
7129 (free_dependency_caches): ... here. Remove.
7130 (init_deps_global, finish_deps_global): Adjust for use with
7131 selective scheduling.
7132 (get_dep_weak): Move logic to ...
7133 (get_dep_weak_1): New function.
7134 (ds_merge): Move logic to ...
7135 (ds_merge_1): New static function.
7136 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7137 (ds_get_max_dep_weak): New function.
7138 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7139 (n_insns): Rename to rgn_n_insns.
7140 (debug_ebb_dependencies): New function.
7141 (init_ready_list): Use it.
7142 (begin_schedule_ready): Use sched_init_only_bb.
7143 (ebb_print_insn): Indicate when an insn starts a new cycle.
7144 (contributes_to_priority, compute_jump_reg_dependencies,
7145 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7146 (add_block1): Remove to ebb_add_block.
7147 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7148 (schedule_ebb): Initialize them. Use remove_notes instead of
7149 rm_other_notes. Use haifa_local_init/finish.
7150 (schedule_ebbs): Use haifa_sched_init/finish.
7151 * sched-int.h: Include vecprim.h, remove rtl.h.
7152 (struct ready_list): Delete declaration.
7153 (sched_verbose_param, enum sched_pass_id_t,
7154 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7155 (struct sched_scan_info_def): New structure.
7156 (sched_scan_info, sched_scan, sched_init_bbs,
7157 sched_init_luids, sched_finish_luids, sched_extend_target,
7158 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7159 (struct common_sched_info_def): New.
7160 (common_sched_info, haifa_common_sched_info,
7161 sched_emulate_haifa_p): Declare.
7163 (sched_luids): Declare.
7164 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7165 (sched_max_luid, insn_luid): Declare.
7166 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7167 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7168 print_insn, print_pattern, print_value, haifa_classify_insn,
7169 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7170 setup_sched_dump, sched_init, sched_finish,
7171 sel_insn_is_speculation_check): Export.
7172 (struct ready_list): Move from haifa-sched.c.
7173 (ready_try, ready, max_issue): Export.
7174 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7175 sched_init_only_bb, sched_split_block, sched_split_block_1,
7176 sched_create_empty_bb, sched_create_empty_bb_1,
7177 sched_create_recovery_block, sched_create_recovery_edges): Export.
7178 (enum reg_pending_barrier_mode): Export.
7179 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7181 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7182 print_insn field. Move add_block and fix_recovery_cfg to
7183 common_sched_info_def. Move compute_jump_reg_dependencies,
7185 (struct sched_deps_info_def): ... this new structure.
7186 (sched_deps_info): Declare.
7187 (struct spec_info_def): Remove weakness_cutoff, add
7188 data_weakness_cutoff and control_weakness_cutoff.
7189 (spec_info): Declare.
7190 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7192 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7193 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7194 (current_sched_info): Change type to struct haifa_sched_info.
7195 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7196 (h_d_i_d): New variable.
7197 (HDID): New accessor macro.
7198 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7199 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7201 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7202 (enum SCHED_FLAGS): Update for selective scheduler.
7203 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7204 (init_dependency_caches, free_dependency_caches): Delete declarations.
7205 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7206 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7207 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7208 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7209 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7211 (rm_other_notes): Delete declaration.
7212 (schedule_block): Remove one argument.
7213 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7214 ready_element, ready_lastpos, sched_extend_ready_list,
7215 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7216 concat_note_lists): Export.
7217 (struct region): Move from sched-rgn.h.
7218 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7219 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7220 BLOCK_TO_BB, CONTAINING_RGN): Export.
7221 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7222 (current_nr_blocks, current_blocks, target_bb): Likewise.
7223 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7224 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7225 sched_rgn_local_init, extend_regions,
7226 rgn_make_new_region_out_of_new_block, compute_priorities,
7227 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7228 extend_rgns, deps_join rgn_setup_common_sched_info,
7229 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7230 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7231 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7232 increase_insn_priority): Likewise.
7233 * sched-rgn.c: Include sel-sched.h.
7234 (ref_counts): New static variable. Use it ...
7235 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7236 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7237 (sched_is_disabled_for_current_region_p): Delete static declaration.
7238 (struct region): Move to sched-int.h.
7239 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7240 ebb_head): Define and initialize.
7241 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7242 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7243 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7245 (find_single_block_region): Add new argument to indicate that EBB
7246 regions should be constructed.
7247 (debug_live): Delete declaration.
7248 (current_nr_blocks, current_blocks, target_bb):
7249 Remove static qualifiers.
7250 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7252 (init_regions): Delete declaration.
7253 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7254 rgn_estimate_number_of_insns): New.
7255 (too_large): Use estimate_number_of_insns.
7256 (haifa_find_rgns): New. Move the code from ...
7257 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7258 (free_trg_info): New.
7259 (compute_trg_info): Allocate candidate tables here instead of ...
7260 (init_ready_list): ... here.
7261 (rgn_print_insn): Use const_rtx.
7262 (contributes_to_priority, extend_regions): Delete static declaration.
7263 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7264 (add_block1): Rename to rgn_add_block.
7265 (debug_rgn_dependencies): Delete static qualifier.
7266 (new_ready): Use sched_deps_info. Simplify.
7267 (rgn_common_sched_info, rgn_const_sched_deps_info,
7268 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7270 (region_sched_info): Rename to rgn_const_sched_info.
7271 (deps_join): New, extracted from ...
7272 (propagate_deps): ... here.
7273 (compute_block_dependences, debug_dependencies): Update for selective
7275 (free_rgn_deps, compute_priorities): New functions.
7276 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7277 sched_rgn_compute_dependencies): New functions.
7278 (schedule_region): Use them.
7279 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7280 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7282 (schedule_insns): Call new functions that were split out.
7283 (rgn_make_new_region_out_of_new_block): New.
7284 (get_rgn_sched_max_insns_priority): New.
7285 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7286 scheduling when appropriate.
7287 * sched-vis.c: Include insn-attr.h.
7288 (print_value, print_pattern): Make global.
7289 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7290 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7291 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7292 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7293 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7294 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7295 hooks. Initialize them to 0.
7296 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7297 * target.h (struct gcc_target): Add them. Rename gen_check field to
7299 * flags.h (sel_sched_switch_set): Declare.
7300 * opts.c (sel_sched_switch_set): New variable.
7301 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7302 pipelining is disabled from command line.
7303 (common_handle_option): Record whether selective scheduling is
7304 requested from command line.
7305 * doc/invoke.texi: Document new flags and parameters.
7306 * doc/tm.texi: Document new target hooks.
7307 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7309 (dfa_state_size): Do not declare locally.
7310 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7311 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7312 rs6000_alloc_sched_context, rs6000_set_sched_context,
7313 rs6000_free_sched_context): New functions.
7314 (struct _rs6000_sched_context): New.
7315 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7317 (rs6000_sched_finish): Do not run for selective scheduling.
7319 2008-08-31 Jan Hubicka <jh@suse.cz>
7321 * frv.c (frv_rtx_costs): Update forward declaration.
7322 * spu.c (spu_rtx_costs): Likewise.
7323 * pdp11.c: Include df.h
7324 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7325 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7326 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7327 * iq2000.c (iq2000_address_cost): Add speed argument.
7328 (iq2000_rtx_costs): Likewise.
7329 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7330 update call of mn10300_address_cost.
7331 * mcore.c: Include df.h
7332 (mcore_rtx_costs): Update prototype.
7333 * score3.c: Include df.h
7334 (score3_rtx_costs): Remove speed argument.
7335 * score7.c: Include df.h
7336 (score7_address_cost): Remove speed argument.
7337 * score-protos.h (score_address_cost): Update prototype.
7338 * score.c: Include df.h
7339 (score_rtx_costs): Update call of costs functions.
7340 * v850.c (v850_rtx_costs): Add bool argument.
7342 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7344 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7346 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7348 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7349 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7351 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7353 * mkmap-flat.awk: Add option pe_dll.
7354 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7355 * config/i386/t-cygwin (SHLIB_LC): Add.
7356 * config/i386/t-mingw32 (SHLIB_LC): Add.
7357 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7358 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7359 (LINK_SPEC): Support libgcc_s.
7360 (LIBGCC_SPEC): Support libgcc_s.
7361 (LIBGCC_SONAME): New.
7363 2008-08-31 Jan Hubicka <jh@suse.cz>
7365 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7366 mistakely had old version of patch.
7368 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7369 (ipcp_estimate_growth): New.
7370 (ipcp_insert_stage): Use ipcp_estimate_growth.
7371 * profile.c (branch_prob): When reading failed, do not consider
7374 2008-08-31 Jan Hubicka <jh@suse.cz>
7376 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7377 loop is optimized for speed.
7379 2008-08-31 Richard Guenther <rguenther@suse.de>
7382 * fold-const.c (fold_binary): Retain conversions in folding
7385 2008-08-31 Jan Hubicka <jh@suse.cz>
7387 * postreload-gcse.c (eliminate_partially_redundant_loads):
7388 Use optimize_bb_for_size_p.
7389 * predict.c (maybe_hot_frequency_p): Make inline.
7390 (maybe_hot_count_p): Break out from ...
7391 (maybe_hot_bb_p): ... this one.
7392 (maybe_hot_edge_p): Simplify.
7393 * basic-block.h (probably_cold_bb_p): Remove.
7395 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7398 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7400 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7401 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7402 Also split V4SFmode.
7403 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7406 2008-08-31 Jan Hubicka <jh@suse.cz>
7408 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7410 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7412 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7415 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7418 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7419 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7421 2008-08-31 Jan Hubicka <jh@suse.cz>
7423 * sparc.h (BRANCH_COST): Fix macro definition.
7424 * avr.c (avr_operand_rtx_cost): Add speed argument.
7425 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7427 2008-08-31 Richard Guenther <rguenther@suse.de>
7429 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7430 types instead of operands. Re-instantiate verifying of
7431 binary expression operands.
7433 2008-08-30 Jan Hubicka <jh@suse.cz>
7435 * fwprop.c (should_replace_address): Add speed attribute.
7436 (PR_OPTIMIZE_FOR_SPEED): New flag.
7437 (propagate_rtx_1): Use it.
7438 (propagate_rtx): Set it.
7439 (try_fwprop_subst): Update call of rtx_costs.
7440 (forward_propagate_and_simplify): LIkewise.
7441 * hooks.c (hook_int_rtx_bool_0): New
7442 (hook_bool_rtx_int_int_intp_false): Replace by ...
7443 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7444 * hooks.h (hook_int_rtx_bool_0): New
7445 (hook_bool_rtx_int_int_intp_false): Replace by ...
7446 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7447 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7448 (prepare_cmp_insn): UPdate call of rtx_cost.
7449 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7450 (reload_cse_simplify_operands): Update call of rtx_cost.
7451 (reload_cse_move2add): call of rtx_cost.
7452 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7453 * rtlanal.c (rtx_cost): Add speed argument.
7454 (address_cost): Add speed argument
7455 (default_address_cost): Likewise.
7456 (insn_rtx_cost): Likewise.
7457 * cfgloopanal.c (seq_cost): Add speed argument.
7458 (target_reg_cost, target_spill_cost): Turn to array.
7459 (init_set_costs): Update for speed.
7460 (estimate_reg_pressure_cost): Add speed argument.
7461 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7462 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7463 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7464 (seq_cost): Add speed argument.
7465 (computation_cost): Add speed arugment.
7466 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7467 (force_expr_to_var_cost): Update for profile info.
7468 (force_var_cost): Likewise.
7469 (split_address_cost): Likewise.
7470 (ptr_difference_cost): Likewise.
7471 (difference_cost): Likewise.
7472 (get_computation_cost_at): Likewise.
7473 (determine_iv_cost): Likewise.
7474 (ivopts_global_cost_for_size): Likewise.
7475 (rewrite_use_address): Likewise.
7476 (tree_ssa_iv_optimize_loop): Initialize speed field.
7477 * cse.c (optimize_this_for_speed_p): New static var.
7478 (notreg_cost): Update call of rtx_cost.
7479 (cse_extended_basic_block): set optimize_this_for_speed_p.
7480 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7481 (noce_try_cmove_arith): Likewise.
7482 (noce_try_sign_mask): LIkewise.
7483 * expr.c (compress_float_constant): Update rtx_cost calls.
7484 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7486 (addr_to_parts): Likewise.
7487 (create_mem_ref): Likewise.
7488 * dse.c (find_shift_sequence): Add speed argument.
7489 (replace_read): Update call.
7490 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7491 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7492 * neg_cost, shift_cost, shiftadd_cost,
7493 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7494 mul_highpart_cost): Increase dimension.
7495 (init_expmed): Initialize for both size and speed.
7496 (expand_shift): Use profile.
7497 (synth_mult): Use profile.
7498 (choose_mult_variant): Use profile.
7499 (expand_mult): Use profile.
7500 (expand_mult_highpart_optab): Use profile.
7501 (expand_mult_highpart): Use profile.
7502 (expand_smod_pow2): Use profile.
7503 (expand_divmod): Use profile.
7504 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7506 * loop-invariant.c (create_new_invariant): Use profile.
7507 (gain_for_invariant): Add speed parameter.
7508 (best_gain_for_invariant): Likewise.
7509 (find_invariants_to_move): Likewise.
7510 (move_single_loop_invariants): Set it.
7511 * target-def.h (TARGET_RTX_COSTS): Use hook.
7512 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7513 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7514 * output.h (default_address_cost): Update prototype.
7515 * combine.c (optimize_this_for_speed_p): New static var.
7516 (combine_validate_cost): Update call of rtx_cost.
7517 (combine_instructions): Set optimize_this_for_speed_p.
7518 (expand_compound_operation): Update call of rtx_cost.
7519 (make_extraction):Update call of rtx_cost.
7520 (force_to_mode):Update call of rtx_cost.
7521 (distribute_and_simplify_rtx):Update call of rtx_cost.
7522 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7523 (estimate_reg_pressure_cost): Update prototype.
7524 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7525 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7527 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7528 (alpha_rtx_costs): Update.
7529 * config/frv/frv.c (frv_rtx_costs): Update.
7530 * config/s390/s390.c (s390_rtx_costs): Update.
7531 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7532 (m32c_rtx_costs): Update.
7533 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7534 (spu_rtx_costs): Update.
7535 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7536 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7537 * config/i386/i386.c (:ix86_address_cost): Update.
7538 (ix86_rtx_costs): Update.
7539 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7540 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7541 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7542 * config/crx/crx.c (crx_address_cost): Update.
7543 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7544 * config/stormy16/stormy16.c
7545 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7546 * config/m68hc11/m68hc11.c
7547 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7548 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7549 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7551 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7553 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7554 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7555 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7556 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7557 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7558 (mcore_rtx_costs): update.
7559 * config/score/score3.c (score3_rtx_costs): Update.
7560 * config/score/score7.c (score7_rtx_costs): Update.
7561 * config/score/score3.h (score3_rtx_costs):Update.
7562 * config/score/score7.h (score7_rtx_costs): Update.
7563 * config/score/score.c (score_rtx_costs): Update.
7564 * config/arm/arm.c (arm_address_cost): Update.
7565 (arm_rtx_costs_1): Update.
7566 (arm_rtx_costs_1): Update.
7567 (arm_size_rtx_costs): Update.
7568 (arm_size_rtx_costs): Update.
7569 (arm_size_rtx_costs): Update.
7570 (arm_xscale_rtx_costs): Update.
7571 (arm_thumb_address_cost): Update.
7572 * config/pa/pa.c (hppa_address_cost): Update.
7573 * config/mips/mips.c (mips_rtx_costs): Update.
7574 * config/vax/vax.c (vax_address_cost): Update.
7575 * config/h8300/h8300.c (h8300_shift_costs): Update.
7576 (h8300_rtx_costs): Update.
7577 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7578 (v850_rtx_costs): Update.
7579 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7580 * config/bfin/bfin.c
7581 (bfin_address_cost): Update.
7582 (bfin_rtx_costs): Update.
7583 * stmt.c (lshift_cheap_p): Update.
7585 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7588 * expmed.c (extract_bit_field_1): Check the mode size to make
7589 sure the vector modes have the same size.
7591 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7593 * dojump.c (top level): Include basic-block.h to declare
7594 optimize_insn_for_speed_p
7596 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7598 * opts.h (CL_SAVE): New option class for marking options that are
7599 target specific options usable in the target attribute.
7600 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7602 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7603 can easily find the target specific options that are safe to use
7604 in the attribute or pragma.
7606 * attribs.c (decl_attributes): Change #pragma GCC option to
7607 #pragma GCC target, and attribute((option(...))) to
7608 attribute((target(...))).
7610 * doc/extend.texi (target attribute): Change from option
7611 attribute. Delete push/pop/reset.
7612 (#pragma GCC target): Change from #pragma GCC option. Delete
7614 (#pragma GCC push_options): Document new pragma.
7615 (#pragma GCC pop_options): Document new pragma.
7616 (#pragma GCC reset_options): Document new pragma.
7618 * targhooks.c (default_target_option_valid_attribute_p): Add
7619 warning about port not supporting target attributes.
7620 (default_target_option_pragma_parse): New function, warn about
7621 #pragma GCC target not being supported.
7623 * targhooks.h (default_target_option_pragma_parse): Add
7626 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7627 TI_CURRENT_OPTION_PRAGMA.
7628 (current_target_pragma): Rename from current_option_pragma.
7630 * target.h: (struct target_option): Delete booleans for changing
7631 the optimization level on hot/cold functions. Change signature of
7632 pragma_parse hook to take a second tree.
7634 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7636 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7637 that the declaration is done at global scope.
7639 * langhooks.c (add_builtin_function_common): Move most of the code
7640 from add_builtin_function here, calling the hook passed in.
7641 (add_builtin_function): Call add_builtin_function_common with
7642 standard builtin hook.
7643 (add_builtin_function_ext_scope): New function to add builtins to
7646 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7648 (add_builtin_function_ext_scope): Add declaration.
7650 * c-pragma.c (handle_pragma_target): Rename from
7651 handle_pragma_option, #pragma GCC option is now #pragma GCC
7652 target. Move warning about port not supporting target options to
7653 default pragma parse hook. Remove push/pop/reset from this
7655 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7656 (option_stack): Delete static variable.
7657 (optimize_stack): Ditto.
7658 (optons_stack): New stack of saved target and optimization
7660 (handle_pragma_push_options): New function to handle pushing both
7661 target and optimization options.
7662 (handle_pragma_pop_options): New function to handle popping both
7663 target and optimization options.
7664 (handle_pragma_reset_options): New function to handle resetting
7665 both target and optimization options to their initial state.
7666 (init_pragma): Rename handle_pragma_option to
7667 handle_pragma_target. Add support for push_options, pop_options,
7668 and reset_options pragmas.
7670 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7671 default_target_option_pragma_parse.
7672 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7673 default_target_option_valid_attribute_p.
7674 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7675 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7676 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7677 optimization level on hot/cold functions.
7679 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7680 if the caller and callee have different optimization levels.
7682 * c-common.c (handle_target_attribute): Rename from
7683 handle_option_attribute, attribute((option(...))) is now
7684 attribute((target(...))). Move warning if the port does not
7685 support target attributes to the default hook.
7686 (handle_hot_attribute): Delete code to change the optimization
7687 level of hot functions.
7688 (handle_cold_attribute): Ditto.
7690 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7691 argument that is the binary tree options to use if there are no
7692 arguments. Call ix86_valid_target_attribute_tree instead of
7693 ix86_valid_option_attribute_tree.
7694 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7695 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7696 ix86_pragma_option_parse.
7698 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7699 Rename from ix86_valid_option_attribute_tree.
7701 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7702 new builtins when the ISA changes.
7703 (ix86_valid_target_attribute_tree): Rename from
7704 ix86_valid_option_attribute_tree. Change callers. If the
7705 function specified optimization options, use those as the starting
7706 point before setting up the target attributes. If the
7707 optimization options were changed in the course of setting the
7708 target attributes, record the new optimization options.
7709 (ix86_valid_target_attribute_tree_inner_p): Rename from
7710 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7711 ix86_add_new_builtins if the ISA changed.
7712 (ix86_valid_target_attribute_p): Rename from
7713 ix86_valid_option_attribute_p. Change callers.
7714 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7715 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7716 as delayed builtin functions.
7717 (struct builtin_isa): New structure to record builtin functions
7718 that should be delayed until the ISA for that function is used.
7719 (ix86_builtins_isa): Change from int to struct to track builtin
7720 functions we want to declare at some point.
7721 (def_builtin): If the front end can delay defining the builtin
7722 functions, don't create builtins for ISAs not part of the default
7724 (def_builtin_const): Ditto.
7725 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7726 __builtin_ia32_pcmov_v2di to be different builtin functions.
7727 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7728 a structure instead of an int.
7729 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7730 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7731 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7732 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7734 * config/ia64/ia64.h
7735 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7736 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7738 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7739 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7740 (LANG_HOOKS_INITIALIZER): Add
7741 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7743 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7746 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7747 the reload address with the index register for SFmode
7748 access with a displacement.
7750 2008-08-30 Jan Hubicka <jh@suse.cz>
7752 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7753 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7754 * dojump.c (do_jump): Likewise.
7755 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7756 (note-if_info): Add BRANCH_COST.
7757 (noce_try_store_flag_constants, noce_try_addcc,
7758 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7759 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7760 find_if_case_2): Use computed branch cost.
7761 * expr.h (BRANCH_COST): Update default.
7762 * predict.c (predictable_edge_p): New function.
7763 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7764 Update BRANCH_COST call.
7765 * basic-block.h (predictable_edge_p): Declare.
7766 * config/alpha/alpha.h (BRANCH_COST): Update.
7767 * config/frv/frv.h (BRANCH_COST): Update.
7768 * config/s390/s390.h (BRANCH_COST): Update.
7769 * config/spu/spu.h (BRANCH_COST): Update.
7770 * config/sparc/sparc.h (BRANCH_COST): Update.
7771 * config/m32r/m32r.h (BRANCH_COST): Update.
7772 * config/i386/i386.h (BRANCH_COST): Update.
7773 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7775 * config/sh/sh.h (BRANCH_COST): Update.
7776 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7777 * config/avr/avr.h (BRANCH_COST): Update.
7778 * config/crx/crx.h (BRANCH_COST): Update.
7779 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7780 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7781 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7782 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7783 * config/ia64/ia64.h (BRANCH_COST): Update.
7784 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7785 * config/arc/arc.h (BRANCH_COST): Update.
7786 * config/score/score.h (BRANCH_COST): Update.
7787 * config/arm/arm.h (BRANCH_COST): Update.
7788 * config/pa/pa.h (BRANCH_COST): Update.
7789 * config/mips/mips.h (BRANCH_COST): Update.
7790 * config/vax/vax.h (BRANCH_COST): Update.
7791 * config/h8300/h8300.h (BRANCH_COST): Update.
7792 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7793 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7794 * doc/tm.texi (BRANCH_COST): Update.
7796 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7799 * config/arm/arm.c (arm_optimization_options): Set
7800 flag_section_anchors to 2 instead of 1 to distinguish it from
7801 -fsection-anchors given explicitely on the command line.
7803 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7805 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7806 final insn of a split.
7808 2008-08-30 Jan Hubicka <jh@suse.cz>
7810 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7811 optimized for speed.
7812 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7813 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7814 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7815 flag_gcse_after_reload_set): New static vars.
7816 (common_handle_option): Enable those flags for profile-use.
7817 (decode_options): Remove optimize_size flags that are handled
7818 on higher granuality.
7819 * tree-vectorizer.c (vectorize_loops): Use
7820 optimize_loop_nest_for_speed_p.
7821 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7822 * tree-predcom.c (tree_predictive_commoning): Use
7823 optimize_loop_for_speed_p.
7824 * varasm.c (assemble_start_function): Use
7825 optimize_function_for_speed_p.
7826 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7827 * predict.c (optimize_loop_for_speed_p): Fix walk.
7829 2008-08-30 Jan Hubicka <jh@suse.cz>
7831 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7833 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7834 profile presence locally.
7836 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7839 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7840 versions before 4.0.
7842 2008-08-29 Jan Hubicka <jh@suse.cz>
7844 * tree-inline.c (insert_init_stmt): Insert sequence even when
7847 2008-08-29 Jeff Law <law@redhat.com>
7849 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7850 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7851 location and class is an FP register.
7853 2008-08-29 Jan Hubicka <jh@suse.cz>
7855 * see.c (see_merge_one_def_extension): Silence used uninitialized
7857 * matrix-reorg.c (check_allocation_function): Likewise.
7858 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7860 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7863 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7864 compute new & and | in type rather than TREE_TYPE (arg0).
7866 * dwarf2out.c (fortran_common): Update comment.
7867 (gen_variable_die): Swap com_die and var_die variables in Fortran
7868 COMMON block handling code.
7870 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7872 * dwarf2out.c (gen_const_die): New function.
7873 (size_of_die, value_format, output_die): Output larger
7874 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7875 (native_encode_initializer): New function.
7876 (tree_add_const_value_attribute): Call it.
7877 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7879 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7880 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7881 TREE_THIS_VOLATILE to add_type_attribute.
7883 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7885 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7888 * dwarf2out.c (loc_by_reference): New function.
7889 (add_location_or_const_value_attribute): Use it.
7892 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7893 as DW_TAG_variable children of DW_TAG_common_block rather than
7894 DW_TAG_member children. Put DW_AT_external to individual
7895 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7897 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7898 loc_descriptor_from_tree_1.
7902 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7903 arguments to imported_module_or_decl.
7904 (debug_nothing_tree_tree): Removed.
7905 (debug_nothing_tree_tree_tree_bool): New prototype.
7906 * debug.c (do_nothing_debug_hooks): Adjust.
7907 (debug_nothing_tree_tree): Removed.
7908 (debug_nothing_tree_tree_tree_bool): New function.
7909 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7910 (gen_variable_die): Put all common vars for the
7911 same COMMON block under one DW_TAG_common_block.
7912 (declare_in_namespace): Return new context_die, for Fortran
7913 return the module DIE instead of adding extra declarations into
7915 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7916 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7917 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7919 (dwarf2out_global_decl): Don't skip Fortran global vars.
7920 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7921 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7922 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7923 DW_TAG_imported_declaration as child of previous
7924 DW_TAG_imported_module.
7925 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7926 * sdbout.c (sdb_debug_hooks): Likewise.
7927 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7929 2008-08-29 Jan Hubicka <jh@suse.cz>
7931 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7933 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7934 * ipa-cp.c (n_cloning_candidates): New static variable.
7935 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7936 (ipcp_print_all_lattices): Improve debug output.
7937 (ipcp_cloning_candidate_p): New function.
7938 (ipcp_initialize_node_lattices): Use it.
7939 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7940 (ipcp_propagate_stage): Prettier debug output.
7941 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7942 (ipcp_print_all_structures): Remove.
7943 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7944 (ipcp_insert_stage): Prettier debug output; call
7945 cgraph_remove_unreachable_nodes before propagating.
7946 (pass_ipa_cp): Schedule function removal pass.
7947 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7949 (cgraph_maybe_hot_edge_p): Move to ...
7950 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7951 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7952 (common_handle_option): Set them; enable ipa-cp when profiling.
7953 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7954 (ipa_print_all_jump_functions): Likewise.
7955 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7956 (ipa_print_node_params, ipa_print_all_params): New.
7957 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7958 ipa_print_all_param_flags): Remove.
7959 (ipa_print_node_params, ipa_print_all_params): New.
7961 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7963 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7964 change from 2008-04-03.
7965 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7967 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7970 * ira-color.c (push_allocnos_to_stack): Truncate
7971 removed_splay_allocno_vec.
7973 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7976 * ira-color (ira_fast_allocation): Don't assign hard registers to
7979 2008-08-29 Jan Hubicka <jh@suse.cz>
7982 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7983 for cold internal loops.
7985 2008-08-29 Richard Guenther <rguenther@suse.de>
7987 * tree-ssa-structalias.c (create_variable_info_for): Do not
7988 create fields for heap vars or vars with a noalias state.
7989 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7992 2008-08-29 Richard Guenther <rguenther@suse.de>
7994 * common.opt (ftree-store-ccp): Mark as preserved for
7995 backward compatibility.
7996 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7997 * tree-pass.h (pass_store_ccp): Remove.
7998 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7999 (first_vdef): Remove declaration.
8000 (get_value_loaded_by): Likewise.
8001 * tree-ssa-ccp.c (do_store_ccp): Remove.
8002 (get_default_value): Simplify as do_store_ccp is always false
8003 now. Do not initialize mem_ref.
8004 (set_value_varying): Likewise.
8005 (canonicalize_float_value): Likewise.
8006 (set_lattice_value): Likewise.
8007 (likely_value): Likewise.
8008 (surely_varying_stmt_p): Likewise.
8009 (ccp_initialize): Likewise.
8010 (ccp_lattice_meet): Likewise.
8011 (ccp_visit_phi_node): Likewise.
8012 (ccp_fold): Likewise.
8013 (evaluate_stmt): Likewise.
8014 (visit_assignment): Likewise.
8015 (ccp_visit_stmt): Likewise.
8016 (execute_ssa_ccp): Fold into ...
8017 (do_ssa_ccp): ... this.
8018 (do_ssa_store_ccp): Remove.
8019 (gate_store_ccp): Likewise.
8020 (pass_store_ccp): Likewise.
8021 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8023 * tree-ssa-propagate.c (first_vdef): Remove.
8024 (get_value_loaded_by): Likewise.
8025 (replace_vuses_in): Likewise.
8026 (substitute_and_fold): Do not call replace_vuses_in.
8027 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8029 2008-08-29 Richard Guenther <rguenther@suse.de>
8032 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8033 PARAM_NOALIAS tags with is_heapvar.
8034 * tree-ssa-operands.c (access_can_touch_variable): Offset
8035 based tests do not apply for heapvars. Fix offset test.
8037 2008-08-29 Jan Hubicka <jh@suse.cz>
8039 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8040 (-fipa-cp-clone): Enabled by default at -O3.
8041 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8042 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8044 2008-08-29 Jan Hubicka <jh@suse.cz>
8046 * tree.c (build_function_type_skip_args,
8047 build_function_decl_skip_args): New functions.
8048 * tree.h (build_function_type_skip_args,
8049 build_function_decl_skip_args): Declare.
8050 * gimple.c (giple_copy_call_skip_args): New function.
8051 (giple_copy_call_skip_args): Declare.
8053 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8054 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8055 (ipcp_node_modifiable_p): ... this one; use
8056 tree_versionable_function_p.
8057 (ipcp_create_replace_map): Improve debug output.
8058 (ipcp_need_redirect_p): Return false when not clonning.
8059 (ipcp_update_callgraph): Skip args.
8060 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8062 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8063 (save_inline_function_body): Update call of tree_function_versioning.
8064 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8065 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8067 (tree_function_versioning): Likewise.
8068 * tree-inline.h (tree_function_versioning): Update prototype.
8070 2008-08-29 Jan Hubicka <jh@suse.cz>
8072 * loop-unswitch.c (unswitch_single_loop): Use
8073 optimize_loop_for_speed_p.
8074 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8075 Use optimize_function_for_size_p.
8076 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8077 * postreload-gcse.c (eliminate_partially_redundant_load):
8078 Use optimize_bb_for_size_p.
8079 * value-prof.c (gimple_divmod_fixed_value_transform,
8080 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8081 gimple_stringops_transform): Use optimize_bb_for_size_p.
8082 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8083 * final.c (compute_alignments): Use optimize_function_for_size_p.
8084 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8085 (fold_builtin_strcpy, fold_builtin_fputs): Use
8086 optimize_function_for_size_p.
8087 * fold-const.c (tree_swap_operands_p): Use
8088 optimize_function_for_size_p.
8089 * recog.c (relax_delay_slots): Likewise.
8090 * tree-ssa-math-opts.c (replace_reciprocal):
8091 Use optimize_bb_for_speed_p.
8092 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8093 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8094 optimize_function_for_size_p.
8095 (cgraph_decide_inlining_of_small_function): Use
8096 optimize_function_for_size_p.
8097 * global.c (find_reg): Use optimize_function_for_size_p.
8098 * opts.c (decode_options): Do not clear flag_tree_ch,
8099 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8100 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8101 work it out from profile.
8102 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8103 optimize_loop_for_speed_p.
8104 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8106 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8107 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8108 * tree-eh.c (decide_copy_try_finally): Use
8109 optimize_function_for_size_p.
8110 * local-alloc.c (block_alloc): Pass BB pointer.
8111 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8112 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8113 * loop-unroll.c (decide_unrolling_and_peeling):
8114 Use optimize_loop_for_size_p.
8115 (decide_peel_completely): Likewise.
8116 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8117 optimize_loop_for_size_p.
8118 (vect_enhance_data_refs_alignment): Likewise.
8119 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8120 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8122 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8123 (try_crossjump_bb): Use optimize_bb_for_size_p.
8124 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8125 optimize_loop_for_speed_p.
8126 * bb-reorder.c (find_traces_1_round): Likewise.
8127 (copy_bb): Use optimize_bb_for_speed_p.
8128 (duplicate_computed_gotos): Likewise.
8129 * basic-block.h (optimize_loop_nest_for_size_p,
8130 optimize_loop_nest_for_speed_p): New.
8131 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8133 2008-08-29 Tristan Gingold <gingold@adacore.com>
8135 * gcov.c (main): Call expandargv.
8137 2008-08-29 Jan Hubicka <jh@suse.cz>
8139 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8141 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8143 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8144 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8146 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8148 2008-08-29 Jan Hubicka <jh@suse.cz>
8150 * tree-pass.h (pass_strip_predict_hints): Declare.
8151 * predict.c (strip_builtin_expect): Rename to ...
8152 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8153 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8154 (tree_estimate_probability): Do not strip builtin_expect.
8155 (pass_strip_predict_hints): New pass.
8156 * tree-inline.c (expand_call_inline): When inlining cold function,
8157 predict it as unlikely.
8158 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8160 2008-08-29 Richard Guenther <rguenther@suse.de>
8162 PR tree-optimization/37207
8163 * tree-vrp.c (extract_range_from_binary_expr): Also try
8164 to constant fold if only one of the operands is a constant.
8166 2008-08-29 Nick Clifton <nickc@redhat.com>
8168 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8169 the same way as SYMBOL_REFs.
8171 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8173 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8175 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8177 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8178 * config/mips/mips.md (branch_likely): Remove const. Fix
8180 (define_delay for type "branch"): Change to only apply for branch
8181 with likely variant.
8182 (define_delay for type "branch" and "branch_likely" no). New delay
8184 (equality_op): New code iterator.
8185 (bbv, bbinv): New code attributes.
8186 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8189 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8190 Andrew Pinski <pinskia@gcc.gnu.org>
8193 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8195 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8197 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8198 rule that a symbolic constant must be defined and >= 0 for the
8199 corresponding facility to be present at compile-time.
8200 * gthr-posix.c: Likewise.
8202 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8204 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8205 * config/mips/mips.md (D): New mode attribute.
8206 (mulsi3, muldi3): Merge it into ...
8207 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8208 (muldi3_mul3): New pattern.
8209 (mulsi3_mult3): Rename to mulsi3_mul3.
8211 2008-08-28 Jan Hubicka <jh@suse.cz>
8213 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8215 * predict.c (always_optimize_for_size_p): Rename to ...
8216 (optimize_function_for_size): ... this one; make extern.
8217 (optimize_function_for_speed_p): New.
8218 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8219 optimize_edge_for_size_p,optimize_edge_for_size_p,
8220 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8221 * basic-block.h (optimize_function_for_size_p,
8222 optimize_function_for_speed_p): Declare.
8223 * i386.md (optimize_size checks): Replace them by appropriate
8225 (standard_80387_constant_p, ix86_compute_frame_layout,
8226 ix86_expand_epilogue, ix86_decompose_address,
8227 print_operand, emit_i387_cw_initialization,
8228 inline_memory_move_cost, ix86_pad_returns,
8229 ix86_reorg): Replace optimize_size checks.
8231 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8233 * rtl.h (simplify_subreg_regno): Declare.
8234 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8235 * simplify-rtx.c (simplify_subreg): ...here.
8236 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8237 subreg_offset_representable_p.
8239 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8242 * c-typeck.c (convert_for_assignment): Give a note describing what
8243 was passed and what was expected.
8245 2008-08-28 Joey Ye <joey.ye@intel.com>
8247 * doc/extend.texi: Document AVX built-in functions.
8248 * doc/invoke.texi: Document -mavx.
8250 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8251 Joey Ye <joey.ye@intel.com>
8252 Xuepeng Guo <xuepeng.guo@intel.com>
8254 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8256 * config/i386/cpuid.h (bit_FMA): New.
8257 (bit_XSAVE): Likewise.
8258 (bit_OSXSAVE): Likewise.
8259 (bit_AVX): Likewise.
8261 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8262 define. Use ASM_OUTPUT_AVX_PREFIX.
8264 * config/i386/gmmintrin.h: New.
8266 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8267 (OPTION_MASK_ISA_AVX_SET): New.
8268 (OPTION_MASK_ISA_FMA_SET): Likewise.
8269 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8270 (OPTION_MASK_ISA_FMA_SET): Likewise.
8271 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8272 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8273 (pta_flags): Add PTA_AVX and PTA_FMA.
8274 (override_options): Handle PTA_AVX and PTA_FMA.
8275 (init_cumulative_args): Handle warn_avx.
8276 (classify_argument): Return 0 for COImode and OImode. Return
8277 1 and X86_64_AVX_CLASS for 256bit vector types.
8278 (examine_argument): Handle X86_64_AVX_CLASS.
8279 (construct_container): Likewise.
8280 (function_arg_advance_32): Pass OImode and 256bit vector types
8282 (function_arg_advance_64): Take a new argument to indicate if a
8283 parameter is named. Handle 256bit vector types. Return
8284 immediately for unnamed 256bit vector mode parameters.
8285 (function_arg_advance): Updated.
8286 (function_arg_32): Add comments for TImode. Handle OImode
8287 and 256bit vector types.
8288 (function_arg_64): Take a new argument to indicate if a
8289 parameter is named. Handle 256bit vector types. Return NULL
8290 for unnamed 256bit vector mode parameters.
8291 (function_arg): Updated.
8292 (setup_incoming_varargs_64): Support
8293 AVX encoding for *sse_prologue_save_insn.
8294 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8295 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8296 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8297 enabled, otherwise return -3.
8298 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8300 (print_reg): Support AVX registers. Handle 'x' and 't'.
8301 Handle 'd' to duplicate the operand.
8302 (print_operand): Likewise. Also support AVX vector compare
8304 (output_387_binary_op): Support AVX.
8305 (output_fp_compare): Likewise.
8306 (ix86_expand_vector_move_misalign): Likewise.
8307 (ix86_attr_length_vex_default): New.
8308 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8309 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8310 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8311 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8312 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8313 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8314 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8315 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8316 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8317 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8318 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8319 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8320 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8321 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8322 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8323 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8324 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8325 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8326 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8327 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8328 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8329 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8330 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8331 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8332 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8333 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8334 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8335 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8336 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8337 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8338 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8339 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8340 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8341 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8342 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8343 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8344 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8345 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8346 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8347 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8348 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8349 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8350 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8351 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8352 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8353 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8354 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8355 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8356 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8357 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8358 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8359 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8360 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8361 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8362 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8363 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8364 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8365 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8366 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8367 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8368 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8369 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8370 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8371 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8372 and IX86_BUILTIN_MOVMSKPS256,
8373 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8374 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8375 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8376 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8377 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8378 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8379 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8380 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8381 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8382 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8383 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8384 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8385 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8386 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8387 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8388 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8389 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8390 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8391 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8392 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8393 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8394 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8395 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8396 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8397 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8398 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8399 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8400 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8401 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8402 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8403 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8404 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8405 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8406 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8407 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8408 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8409 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8410 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8411 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8412 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8413 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8414 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8415 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8416 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8417 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8418 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8419 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8420 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8421 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8422 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8423 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8424 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8425 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8426 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8427 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8428 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8429 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8430 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8432 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8433 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8434 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8435 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8436 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8437 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8438 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8439 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8440 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8441 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8442 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8443 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8444 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8445 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8446 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8447 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8448 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8449 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8450 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8451 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8452 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8453 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8454 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8455 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8456 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8457 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8458 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8459 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8460 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8461 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8462 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8463 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8464 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8465 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8466 IX86_BUILTIN_MOVMSKPS256.
8467 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8468 (ix86_expand_args_builtin): Likewise.
8469 (ix86_expand_special_args_builtin): Likewise.
8470 (ix86_hard_regno_mode_ok): Handle AVX modes.
8471 (ix86_expand_vector_init_duplicate): Likewise.
8472 (ix86_expand_vector_init_one_nonzero): Likewise.
8473 (ix86_expand_vector_init_one_var): Likewise.
8474 (ix86_expand_vector_init_concat): Likewise.
8475 (ix86_expand_vector_init_general): Likewise.
8476 (ix86_expand_vector_set): Likewise.
8477 (ix86_vector_mode_supported_p): Likewise.
8478 (x86_extended_reg_mentioned_p): Check INSN_P before using
8481 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8482 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8484 * config/i386/i386.h (TARGET_AVX): New.
8485 (TARGET_FMA): Likewise.
8486 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8487 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8488 (VALID_AVX256_REG_MODE): New.
8489 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8490 (AVX_FLOAT_MODE_P): Likewise.
8491 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8492 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8493 (AVX_VEC_FLOAT_MODE_P): Likewise.
8494 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8495 (ASM_OUTPUT_OPCODE): Likewise.
8496 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8498 (SSE_REG_MODE_P): Allow 256bit vector modes.
8499 (ix86_args): Add a warn_avx field.
8501 * config/i386/i386.md (UNSPEC_PCMP): New.
8502 (UNSPEC_VPERMIL): Likewise.
8503 (UNSPEC_VPERMIL2): Likewise.
8504 (UNSPEC_VPERMIL2F128): Likewise.
8505 (UNSPEC_MASKLOAD): Likewise.
8506 (UNSPEC_MASKSTORE): Likewise.
8507 (UNSPEC_CAST): Likewise.
8508 (UNSPEC_VTESTP): Likewise.
8509 (UNSPECV_VZEROALL): Likewise.
8510 (UNSPECV_VZEROUPPER): Likewise.
8511 (XMM0_REG): Likewise.
8512 (XMM1_REG): Likewise.
8513 (XMM2_REG): Likewise.
8514 (XMM3_REG): Likewise.
8515 (XMM4_REG): Likewise.
8516 (XMM5_REG): Likewise.
8517 (XMM6_REG): Likewise.
8518 (XMM8_REG): Likewise.
8519 (XMM9_REG): Likewise.
8520 (XMM10_REG): Likewise.
8521 (XMM11_REG): Likewise.
8522 (XMM12_REG): Likewise.
8523 (XMM13_REG): Likewise.
8524 (XMM14_REG): Likewise.
8525 (XMM15_REG): Likewise.
8527 (prefix_vex_imm8): Likewise.
8528 (prefix_vex_w): Likewise.
8529 (length_vex): Likewise.
8532 (*avx_ashlti3): Likewise.
8533 (*avx_lshrti3): Likewise.
8534 (*avx_setcc<mode>): Likewise.
8535 (*fop_<mode>_comm_mixed_avx): Likewise.
8536 (*fop_<mode>_comm_avx): Likewise.
8537 (*fop_<mode>_1_mixed_avx): Likewise.
8538 (*fop_<mode>_1_avx): Likewise.
8539 (*avx_<code><mode>3): Likewise.
8540 (*avx_ieee_smin<mode>3): Likewise.
8541 (*avx_ieee_smax<mode>3): Likewise.
8542 (mode): Add OI, V8SF and V4DF.
8543 (length): Support VEX prefix.
8544 (*cmpfp_i_mixed): Set prefix attribute.
8545 (*cmpfp_i_sse): Likewise.
8546 (*cmpfp_iu_mixed): Likewise.
8547 (*cmpfp_iu_sse): Likewise.
8548 (*movsi_1): Support AVX.
8549 (*movdi_2): Likewise.
8550 (*movdi_1_rex64): Likewise.
8551 (*movti_internal): Likewise.
8552 (*movti_rex64): Likewise.
8553 (*movsf_1): Likewise.
8554 (*movdf_nointeger): Likewise.
8555 (*movdf_integer_rex64): Likewise.
8556 (*movtf_internal): Likewise.
8557 (zero_extendsidi2_32): Likewise.
8558 (zero_extendsidi2_rex64): Likewise.
8559 (*extendsfdf2_mixed): Likewise.
8560 (*extendsfdf2_sse): Likewise.
8561 (*truncdfsf_fast_mixed): Likewise.
8562 (*truncdfsf_fast_sse): Likewise.
8563 (*truncdfsf_mixed): Likewise.
8564 (fix_trunc<mode>di_sse): Likewise.
8565 (fix_trunc<mode>si_sse): Likewise.
8566 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8567 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8568 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8569 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8570 (*rcpsf2_sse): Likewise.
8571 (*rsqrtsf2_sse): Likewise.
8572 (*sqrt<mode>2_sse): Likewise.
8573 (sse4_1_round<mode>2): Likewise.
8574 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8575 Support AVX. Set length attribute properly for AVX.
8577 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8578 (VECTOR_MODES (FLOAT, 32)): Likewise.
8579 (VECTOR_MODE (INT, DI, 8)): Likewise.
8580 (VECTOR_MODE (INT, HI, 32)): Likewise.
8581 (VECTOR_MODE (INT, QI, 64)): Likewise.
8582 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8583 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8584 (VECTOR_MODE (INT, DI, 4)): Removed.
8585 (VECTOR_MODE (INT, SI, 8)): Likewise.
8586 (VECTOR_MODE (INT, HI, 16)): Likewise.
8587 (VECTOR_MODE (INT, QI, 32)): Likewise.
8588 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8589 (INT_MODE (OI, 32)): Likewise.
8591 * config/i386/i386.opt (mavx): New.
8594 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8596 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8597 (*mov<mode>_internal_avx): New.
8598 (*movv2sf_internal_rex64_avx): Likewise.
8599 (*movv2sf_internal_avx): Likewise.
8601 * config/i386/predicates.md (const_4_to_5_operand): New.
8602 (const_6_to_7_operand): Likewise.
8603 (const_8_to_11_operand): Likewise.
8604 (const_12_to_15_operand): Likewise.
8605 (avx_comparison_float_operator): Likewise.
8607 * config/i386/sse.md (AVX256MODEI): New.
8608 (AVX256MODE): Likewise.
8609 (AVXMODEQI): Likewise.
8610 (AVXMODE): Likewise.
8611 (AVX256MODEF2P): Likewise.
8612 (AVX256MODE2P): Likewise.
8613 (AVX256MODE4P): Likewise.
8614 (AVX256MODE8P): Likewise.
8615 (AVXMODEF2P): Likewise.
8616 (AVXMODEF4P): Likewise.
8617 (AVXMODEDCVTDQ2PS): Likewise.
8618 (AVXMODEDCVTPS2DQ): Likewise.
8619 (avxvecmode): Likewise.
8620 (avxvecpsmode): Likewise.
8621 (avxhalfvecmode): Likewise.
8622 (avxscalarmode): Likewise.
8623 (avxcvtvecmode): Likewise.
8624 (avxpermvecmode): Likewise.
8625 (avxmodesuffixf2c): Likewise.
8626 (avxmodesuffixp): Likewise.
8627 (avxmodesuffixs): Likewise.
8628 (avxmodesuffix): Likewise.
8629 (vpermilbits): Likewise.
8630 (pinsrbits): Likewise.
8631 (mov<mode>): Likewise.
8632 (*mov<mode>_internal): Likewise.
8633 (push<mode>1): Likewise.
8634 (movmisalign<mode>): Likewise.
8635 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8636 (avx_movdqu<avxmodesuffix>): Likewise.
8637 (avx_lddqu<avxmodesuffix>): Likewise.
8638 (<plusminus_insn><mode>3): Likewise.
8639 (*avx_<plusminus_insn><mode>3): Likewise.
8640 (*avx_vm<plusminus_insn><mode>3): Likewise.
8641 (mul<mode>3): Likewise.
8642 (*avx_mul<mode>3): Likewise.
8643 (*avx_vmmul<mode>3): Likewise.
8644 (divv8sf3): Likewise.
8645 (divv4df3): Likewise.
8646 (avx_div<mode>3): Likewise.
8647 (*avx_div<mode>3): Likewise.
8648 (*avx_vmdiv<mode>3): Likewise.
8649 (avx_rcpv8sf2): Likewise.
8650 (*avx_vmrcpv4sf2): Likewise.
8651 (sqrtv8sf2): Likewise.
8652 (avx_sqrtv8sf2): Likewise.
8653 (*avx_vmsqrt<mode>2): Likewise.
8654 (rsqrtv8sf2): Likewise.
8655 (avx_rsqrtv8sf2): Likewise.
8656 (*avx_vmrsqrtv4sf2): Likewise.
8657 (<code><mode>3): Likewise.
8658 (*avx_<code><mode>3_finite): Likewise.
8659 (*avx_<code><mode>3): Likewise.
8660 (*avx_vm<code><mode>3): Likewise.
8661 (*avx_ieee_smin<mode>3): Likewise.
8662 (*avx_ieee_smax<mode>3): Likewise.
8663 (avx_addsubv8sf3): Likewise.
8664 (avx_addsubv4df3): Likewise.
8665 (*avx_addsubv4sf3): Likewise.
8666 (*avx_addsubv2df3): Likewise.
8667 (avx_h<plusminus_insn>v4df3): Likewise.
8668 (avx_h<plusminus_insn>v8sf3): Likewise.
8669 (*avx_h<plusminus_insn>v4sf3): Likewise.
8670 (*avx_h<plusminus_insn>v2df3): Likewise.
8671 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8672 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8673 (*avx_maskcmp<mode>3): Likewise.
8674 (avx_nand<mode>3): Likewise.
8675 (*avx_<code><mode>3): Likewise.
8676 (*avx_nand<mode>3): Likewise.
8677 (*avx_<code><mode>3): Likewise.
8678 (*avx_cvtsi2ss): Likewise.
8679 (*avx_cvtsi2ssq): Likewise.
8680 (*avx_cvtsi2sd): Likewise.
8681 (*avx_cvtsi2sdq): Likewise.
8682 (*avx_cvtsd2ss): Likewise.
8683 (avx_cvtss2sd): Likewise.
8684 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8685 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8686 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8687 (*avx_cvtsi2sd): Likewise.
8688 (*avx_cvtsi2sdq): Likewise.
8689 (avx_cvtdq2pd256): Likewise.
8690 (avx_cvtpd2dq256): Likewise.
8691 (avx_cvttpd2dq256): Likewise.
8692 (*avx_cvtsd2ss): Likewise.
8693 (*avx_cvtss2sd): Likewise.
8694 (avx_cvtpd2ps256): Likewise.
8695 (avx_cvtps2pd256): Likewise.
8696 (*avx_movhlps): Likewise.
8697 (*avx_movlhps): Likewise.
8698 (avx_unpckhps256): Likewise.
8699 (*avx_unpckhps): Likewise.
8700 (avx_unpcklps256): Likewise.
8701 (*avx_unpcklps): Likewise.
8702 (avx_movshdup256): Likewise.
8703 (avx_movsldup256): Likewise.
8704 (avx_shufps256): Likewise.
8705 (avx_shufps256_1): Likewise.
8706 (*avx_shufps_<mode>): Likewise.
8707 (*avx_loadhps): Likewise.
8708 (*avx_storelps): Likewise.
8709 (*avx_loadlps): Likewise.
8710 (*avx_movss): Likewise.
8711 (*vec_dupv4sf_avx): Likewise.
8712 (*vec_concatv2sf_avx): Likewise.
8713 (*vec_concatv4sf_avx): Likewise.
8714 (*vec_setv4sf_0_avx): Likewise.
8715 (*vec_setv4sf_avx): Likewise.
8716 (*avx_insertps): Likewise.
8717 (avx_vextractf128<mode>): Likewise.
8718 (vec_extract_lo_<mode>): Likewise.
8719 (vec_extract_hi_<mode>): Likewise.
8720 (vec_extract_lo_<mode>): Likewise.
8721 (vec_extract_hi_<mode>): Likewise.
8722 (vec_extract_lo_v16hi): Likewise.
8723 (vec_extract_hi_v16hi): Likewise.
8724 (vec_extract_lo_v32qi): Likewise.
8725 (vec_extract_hi_v32qi): Likewise.
8726 (avx_unpckhpd256): Likewise.
8727 (*avx_unpckhpd): Likewise.
8728 (avx_movddup256): Likewise.
8729 (*avx_movddup): Likewise.
8730 (avx_unpcklpd256): Likewise.
8731 (*avx_unpcklpd): Likewise.
8732 (avx_shufpd256): Likewise.
8733 (avx_shufpd256_1): Likewise.
8734 (*avx_punpckhqdq): Likewise.
8735 (*avx_punpcklqdq): Likewise.
8736 (*avx_shufpd_<mode>): Likewise.
8737 (*avx_storehpd): Likewise.
8738 (*avx_loadhpd): Likewise.
8739 (*avx_loadlpd): Likewise.
8740 (*avx_movsd): Likewise.
8741 (*vec_concatv2df_avx): Likewise.
8742 (*avx_<plusminus_insn><mode>3): Likewise.
8743 (*avx_<plusminus_insn><mode>3): Likewise.
8744 (*avx_mulv8hi3): Likewise.
8745 (*avxv8hi3_highpart): Likewise.
8746 (*avx_umulv8hi3_highpart): Likewise.
8747 (*avx_umulv2siv2di3): Likewise.
8748 (*avx_mulv2siv2di3): Likewise.
8749 (*avx_pmaddwd): Likewise.
8750 (*avx_mulv4si3): Likewise.
8751 (*avx_ashr<mode>3): Likewise.
8752 (*avx_lshr<mode>3): Likewise.
8753 (*avx_ashl<mode>3): Likewise.
8754 (*avx_<code><mode>3): Likewise.
8755 (*avx_eq<mode>3): Likewise.
8756 (*avx_gt<mode>3): Likewise.
8757 (*avx_nand<mode>3): Likewise.
8758 (*avx_nand<mode>3): Likewise.
8759 (*avx_<code><mode>3): Likewise.
8760 (*avx_<code><mode>3): Likewise.
8761 (*avx_packsswb): Likewise.
8762 (*avx_packssdw): Likewise.
8763 (*avx_packuswb): Likewise.
8764 (*avx_punpckhbw): Likewise.
8765 (*avx_punpcklbw): Likewise.
8766 (*avx_punpckhwd): Likewise.
8767 (*avx_punpcklwd): Likewise.
8768 (*avx_punpckhdq): Likewise.
8769 (*avx_punpckldq): Likewise.
8770 (*avx_pinsr<avxmodesuffixs>): Likewise.
8771 (*avx_pinsrq): Likewise.
8772 (*avx_loadld): Likewise.
8773 (*vec_extractv2di_1_rex64_avx): Likewise.
8774 (*vec_extractv2di_1_avx): Likewise.
8775 (*vec_dupv2di_avx): Likewise.
8776 (*vec_concatv2si_avx): Likewise.
8777 (*vec_concatv4si_1_avx): Likewise.
8778 (*vec_concatv2di_avx): Likewise.
8779 (*vec_concatv2di_rex64_avx): Likewise.
8780 (*avx_uavgv16qi3): Likewise.
8781 (*avx_uavgv8hi3): Likewise.
8782 (*avx_psadbw): Likewise.
8783 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8784 (*avx_phaddwv8hi3): Likewise.
8785 (*avx_phadddv4si3): Likewise.
8786 (*avx_phaddswv8hi3): Likewise.
8787 (*avx_phsubwv8hi3): Likewise.
8788 (*avx_phsubdv4si3): Likewise.
8789 (*avx_phsubswv8hi3): Likewise.
8790 (*avx_pmaddubsw128): Likewise.
8791 (*avx_pmulhrswv8hi3): Likewise.
8792 (*avx_pshufbv16qi3): Likewise.
8793 (*avx_psign<mode>3): Likewise.
8794 (*avx_palignrti): Likewise.
8795 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8796 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8797 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8798 (*avx_mpsadbw): Likewise.
8799 (*avx_packusdw): Likewise.
8800 (*avx_pblendvb): Likewise.
8801 (*avx_pblendw): Likewise.
8802 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8803 (avx_ptest256): Likewise.
8804 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8805 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8806 (*avx_aesenc): Likewise.
8807 (*avx_aesenclast): Likewise.
8808 (*avx_aesdec): Likewise.
8809 (*avx_aesdeclast): Likewise.
8810 (avx_vzeroupper): Likewise.
8811 (avx_vzeroupper_rex64): Likewise.
8812 (avx_vpermil<mode>): Likewise.
8813 (avx_vpermilvar<mode>3): Likewise.
8814 (avx_vpermil2<mode>3): Likewise.
8815 (avx_vperm2f128<mode>3): Likewise.
8816 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8817 (avx_vbroadcastss256): Likewise.
8818 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8819 (avx_vinsertf128<mode>): Likewise.
8820 (vec_set_lo_<mode>): Likewise.
8821 (vec_set_hi_<mode>): Likewise.
8822 (vec_set_lo_<mode>): Likewise.
8823 (vec_set_hi_<mode>): Likewise.
8824 (vec_set_lo_v16hi): Likewise.
8825 (vec_set_hi_v16hi): Likewise.
8826 (vec_set_lo_v32qi): Likewise.
8827 (vec_set_hi_v32qi): Likewise.
8828 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8829 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8830 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8831 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8832 (vec_init<mode>): Likewise.
8833 (*vec_concat<mode>_avx): Likewise.
8834 (blendbits): Support V8SF and V4DF.
8835 (sse2_movq128): Support AVX.
8836 (<sse>_movnt<mode>): Likewise.
8837 (sse2_movntv2di): Likewise.
8838 (sse_rcpv4sf2): Likewise.
8839 (sse_sqrtv4sf2): Likewise.
8840 (sse_rsqrtv4sf2): Likewise.
8841 (<sse>_comi): Likewise.
8842 (<sse>_ucomi): Likewise.
8843 (sse_cvtss2si): Likewise.
8844 (sse_cvtss2si_2): Likewise.
8845 (sse_cvtss2siq): Likewise.
8846 (sse_cvtss2siq_2): Likewise.
8847 (sse_cvttss2si): Likewise.
8848 (sse_cvttss2siq): Likewise.
8849 (sse2_cvtsd2si): Likewise.
8850 (sse2_cvtsd2si_2): Likewise.
8851 (sse2_cvtsd2siq): Likewise.
8852 (sse2_cvtsd2siq_2): Likewise.
8853 (sse2_cvttsd2si): Likewise.
8854 (sse2_cvttsd2siq): Likewise.
8855 (sse2_cvtdq2pd): Likewise.
8856 (*sse2_cvtpd2dq): Likewise.
8857 (*sse2_cvttpd2dq): Likewise.
8858 (*sse2_cvtpd2ps): Likewise.
8859 (sse2_cvtps2pd): Likewise.
8860 (sse3_movshdup): Likewise.
8861 (sse3_movsldup): Likewise.
8862 (sse_storehps): Likewise.
8863 (*sse4_1_extractps): Likewise.
8864 (sse2_storelpd): Likewise.
8865 (vec_dupv2df_sse3): Likewise.
8866 (*vec_concatv2df_sse3): Likewise.
8867 (*sse4_1_pextrb): Likewise.
8868 (*sse4_1_pextrb_memory): Likewise.
8869 (*sse2_pextrw): Likewise.
8870 (*sse4_1_pextrw_memory): Likewise.
8871 (*sse4_1_pextrd): Likewise.
8872 (*sse4_1_pextrq): Likewise.
8873 (sse2_pshufd_1): Likewise.
8874 (sse2_pshuflw_1): Likewise.
8875 (sse2_pshufhw_1): Likewise.
8876 (*sse2_storeq_rex64): Likewise.
8877 (*vec_dupv4si): Likewise.
8878 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8879 (sse2_pmovmskb): Likewise.
8880 (*sse2_maskmovdqu): Likewise.
8881 (*sse2_maskmovdqu_rex64): Likewise.
8882 (sse_ldmxcsr): Likewise.
8883 (sse_stmxcsr): Likewise.
8884 (abs<mode>2): Likewise.
8885 (sse4_1_movntdqa): Likewise.
8886 (sse4_1_phminposuw): Likewise.
8887 (sse4_1_extendv8qiv8hi2): Likewise.
8888 (*sse4_1_extendv8qiv8hi2): Likewise.
8889 (sse4_1_extendv4qiv4si2): Likewise.
8890 (*sse4_1_extendv4qiv4si2): Likewise.
8891 (sse4_1_extendv2qiv2di2): Likewise.
8892 (*sse4_1_extendv2qiv2di2): Likewise.
8893 (sse4_1_extendv4hiv4si2): Likewise.
8894 (*sse4_1_extendv4hiv4si2): Likewise.
8895 (sse4_1_extendv2hiv2di2): Likewise.
8896 (*sse4_1_extendv2hiv2di2): Likewise.
8897 (sse4_1_extendv2siv2di2): Likewise.
8898 (*sse4_1_extendv2siv2di2): Likewise.
8899 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8900 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8901 (sse4_1_zero_extendv4qiv4si2): Likewise.
8902 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8903 (sse4_1_zero_extendv2qiv2di2): Likewise.
8904 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8905 (sse4_1_zero_extendv4hiv4si2): Likewise.
8906 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8907 (sse4_1_zero_extendv2hiv2di2): Likewise.
8908 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8909 (sse4_1_zero_extendv2siv2di2): Likewise.
8910 (*sse4_1_zero_extendv2siv2di2): Likewise.
8911 (sse4_1_ptest): Likewise.
8912 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8913 (sse4_2_pcmpestri): Likewise.
8914 (sse4_2_pcmpestrm): Likewise.
8915 (sse4_2_pcmpistri): Likewise.
8916 (sse4_2_pcmpistrm): Likewise.
8918 (aeskeygenassist): Likewise.
8920 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8922 * config/i386/predicates.md (vzeroall_operation): New.
8924 * config/i386/sse.md (avx_vzeroall): New.
8925 (*avx_vzeroall): Likewise.
8927 2008-08-28 Paul Brook <paul@codesourcery.com>
8928 Mark Shinwell <shinwell@codesourcery.com>
8929 Richard Earnshaw <richard.earnshaw@arm.com>
8931 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8932 (TARGET_MIN_ANCHOR_OFFSET): New.
8933 (arm_override_options): Set correct anchor ranges for Thumb-1
8934 and Thumb-2 if required.
8935 (legitimize_pic_address): Handle case involving a TLS symbol
8936 reference with an addend.
8937 (arm_optimization_options): Enable section anchors at -O1 and
8939 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8940 * config/arm/arm-protos.h (arm_optimization_options): New.
8942 2008-08-28 Nick Clifton <nickc@redhat.com>
8944 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8945 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8948 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8949 * config/v850/v850.md (return): Remove frame size restriction.
8951 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8953 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8955 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8957 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8959 2008-08-28 Paul Brook <paul@codesourcery.com>
8961 * config/arm/vfp11.md: Update license notice.
8962 * config/arm/cortex-r4.md: Ditto.
8964 2008-08-28 Richard Guenther <rguenther@suse.de>
8966 PR tree-optimization/37207
8967 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8970 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8973 * tree.c (int_fits_type_p): Don't forget unsigned integers
8974 of type sizetype which higher end word equals -1.
8976 2008-08-28 Ira Rosen <irar@il.ibm.com>
8978 * target.h (struct vectorize): Add new target builtin.
8979 * tree-vectorizer.c (destroy_loop_vec_info): Call
8980 vect_free_slp_instance instead of vect_free_slp_node.
8981 * tree-vectorizer.h (enum slp_load_perm_type): New.
8982 (struct _slp_instance): Add new fields.
8983 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8984 (SLP_INSTANCE_LOADS): New.
8985 (vect_free_slp_tree): Remove.
8986 (vect_free_slp_instance): Declare.
8987 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8988 (vectorizable_load): Add argument.
8989 (vect_transform_slp_perm_load): New.
8990 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8992 (vect_get_place_in_interleaving_chain): New function.
8993 (vect_free_slp_tree): Make static.
8994 (vect_free_slp_instance): New function.
8995 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8996 collect the load location in the interleaving chain.
8997 (vect_supported_slp_permutation_p): New function.
8998 (vect_supported_load_permutation_p): Likewise.
8999 (vect_analyze_slp_instance): In case of loads permutation, call
9000 vect_supported_load_permutation_p to check that the permutation is
9002 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9003 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9004 (vect_create_mask_and_perm): New function.
9005 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9006 (vectorizable_load): Add an argument. Don't keep the created vectors
9007 statements in the node if permutation is required. Call
9008 vect_transform_slp_perm_load to generate the permutation.
9009 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9010 additional argument.
9011 (vect_schedule_slp_instance): In case of loads permutation, allocate
9012 vectorized statements structure for all the related SLP nodes. Call
9013 vect_transform_stmt with addditional argument.
9014 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9015 * config/spu/spu.c (spu_builtin_vec_perm): New.
9016 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9017 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9018 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9019 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9021 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9023 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9024 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9025 __gthread_cond_signal, __gthread_cond_timedwait,
9026 __gthread_cond_timedwait_recursive): New functions.
9027 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9029 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9032 2008-08-28 Richard Guenther <rguenther@suse.de>
9035 * fold-const.c (maybe_canonicalize_comparison_1): Require
9036 undefined overflow only for canonicalizing A +- CST cmp CST.
9037 Make sure to not generate new constants that are not inside
9038 their TYPE_MIN/MAX_VALUE range.
9039 (maybe_canonicalize_comparison): Remove undefined overflow
9041 (fold_binary): Remove now duplicate folding.
9043 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9045 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9046 use not updated in the last change.
9048 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9050 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9051 (IRA_COVER_CLASSES): Add FPUL_REGS.
9053 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9056 * c-common.c (conversion_warning): Check for null operands.
9058 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9061 * c-decl.c (check_for_loop_decls): Improve error message. Give
9064 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9067 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9068 (convert_for_assignment): Pass corrent OPT_W* parameter to
9069 WARN_FOR_ASSIGNMENT.
9071 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9074 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9076 2008-08-27 Paul Brook <paul@codesourcery.com>
9078 * config.gcc: Loosen checks for arm uclinux eabi targets.
9080 2008-08-27 Paul Brook <paul@codesourcery.com>
9082 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9084 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9086 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9088 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9089 the enumerators of an ENUMERAL_TYPE.
9090 * dbxout.c (dbxout_type): Ditto.
9092 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9095 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9096 (fwprop_addr): Check that the loop_father is not the outer loop.
9098 2008-08-26 Paul Brook <paul@codesourcery.com>
9100 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9101 Remove documentation entry for fmul type.
9102 Use fmuls to annotate single-precision multiplication patterns,
9103 fmuld to annotate double-precision multiplication patterns,
9104 fmacs to annotate single-precision multiply-accumulate patterns
9105 and fmacd to annotate double-precision multiply-accumulate patterns.
9106 * config/arm/vfp11.md: Update reservations accordingly.
9107 * config/arm/arm.md: Note that certain values of the "type"
9108 attribute are documented in vfp.md.
9109 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9110 (v10_cvt): Use new fmul types.
9112 2008-08-26 Paul Brook <paul@codesourcery.com>
9114 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9115 * config/arm/vfp11.md: ...here. New.
9116 * config/arm/arm.md: Include vfp11.md.
9118 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9120 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9121 parameter to inform call.
9123 2008-08-26 Jeff Law <law@redhat.com>
9125 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9126 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9127 preferred class when copying a constant into a partial word register.
9129 2008-08-26 Ben Elliston <bje@au.ibm.com>
9131 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9132 * cp/typeck.c: Likewise.
9133 * cp/tree.c: Likewise.
9134 * gimple-low.c: Likewise.
9137 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9139 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9140 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9142 * doc/passes.texi: Describe IRA.
9144 * doc/tm.texi (IRA_COVER_CLASSES,
9145 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9147 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9148 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9149 -fira-propagate-cost, -fno-ira-share-save-slots,
9150 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9152 * flags.h (ira_algorithm): New enumeration.
9153 (flag_ira_algorithm, flag_ira_verbose): New external variable
9156 * postreload.c (gate_handle_postreload): Don't do post reload
9157 optimizations unless the reload is completed.
9159 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9162 * tree-pass.h (pass_ira): New external variable declaration.
9164 * reload.h: Add 2008 to the Copyright.
9166 * cfgloopanal.c: Include params.h.
9167 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9170 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9172 * toplev.c (ira.h): New include.
9173 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9174 (backend_init_target): Call ira_init.
9175 (backend_init): Call ira_init_once.
9176 (finalize): Call finish_ira_once.
9178 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9179 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9182 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9183 may_move_out_cost): New external variable declarations.
9184 (move_table): New typedef.
9186 * caller-save.c: Include headers output.h and ira.h.
9187 (no_caller_save_reg_set): New global variable.
9188 (save_slots_num, save_slots): New variables.
9189 (reg_save_code, reg_restore_code, add_stored_regs): Add
9191 (init_caller_save): Set up no_caller_save_reg_set.
9192 (init_save_areas): Reset save_slots_num.
9193 (saved_hard_reg): New structure.
9194 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9195 (initiate_saved_hard_regs, new_saved_hard_reg,
9196 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9198 (setup_save_areas): Add code for sharing stack slots.
9199 (all_blocks): New variable.
9200 (save_call_clobbered_regs): Process pseudo-register too.
9201 (mark_set_regs): Process pseudo-register too.
9202 (insert_one_insn): Put the insn after bb note in a empty basic
9203 block. Add insn check.
9205 * global.c (eliminable_regset): Make it external.
9206 (mark_elimination): Use DF_LR_IN for IRA.
9207 (pseudo_for_reload_consideration_p): New.
9208 (build_insn_chain): Make it external. Don't ignore spilled
9209 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9210 (gate_handle_global_alloc): New function.
9211 (pass_global_alloc): Add the gate function.
9213 * opts.c (decode_options): Set up flag_ira. Print the warning for
9215 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9217 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9219 * regmove.c (regmove_optimize): Don't do replacement of output for
9222 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9223 New external variable declarations.
9225 * local-alloc.c (update_equiv_regs): Make it external. Return
9226 true if jump label rebuilding should be done. Rescan new_insn for
9228 (gate_handle_local_alloc): New function.
9229 (pass_local_alloc): Add the gate function.
9231 * alias.c (value_addr_p, stack_addr_p): New functions.
9232 (nonoverlapping_memrefs_p): Use them for IRA.
9234 * common.opt (fira, fira-algorithm, fira-coalesce,
9235 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9236 fira-verbose): New options.
9238 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9239 move_cost, may_move_in_cost, may_move_out_cost): Make the
9241 (move_table): Remove typedef.
9242 (init_move_cost): Make it external.
9243 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9246 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9247 setup_reg_classes): New function prototypes.
9248 (eliminable_regset): New external variable declaration.
9249 (build_insn_chain, update_equiv_regs): New function prototypes.
9251 * Makefile.in (IRA_INT_H): New definition.
9252 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9253 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9254 (reload1.o, toplev.o): Add dependence on ira.h.
9255 (cfgloopanal.o): Add PARAMS_H.
9256 (caller-save.o): Add dependence on output.h and ira.h.
9257 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9258 ira-emit.o, ira-lives.o): New entries.
9260 * passes.c (pass_ira): New pass.
9262 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9264 * reload1.c (ira.h): Include the header.
9265 (changed_allocation_pseudos): New bitmap.
9266 (init_reload): Initiate the bitmap.
9267 (compute_use_by_pseudos): Permits spilled registers in FROM.
9268 (temp_pseudo_reg_arr): New variable.
9269 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9270 IRA. Call alter_reg with the additional parameter. Don't clear
9271 spilled_pseudos for IRA. Restore original insn chain for IRA.
9272 Clear changed_allocation_pseudos at the end of reload.
9273 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9274 (hard_regno_to_pseudo_regno): New variable.
9275 (count_pseudo): Check spilled pseudos. Set up
9276 hard_regno_to_pseudo_regno.
9277 (count_spilled_pseudo): Check spilled pseudos. Update
9278 hard_regno_to_pseudo_regno.
9279 (find_reg): Use better_spill_reload_regno_p. Check
9280 hard_regno_to_pseudo_regno.
9281 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9283 (eliminate_regs_1): Use additional parameter for alter_reg.
9284 (finish_spills): Set up pseudo_previous_regs only for spilled
9285 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9286 more arguments. Don't clear live_throughout and dead_or_set for
9287 spilled pseudos. Use additional parameter for alter_reg. Call
9288 mark_allocation_change. Set up changed_allocation_pseudos.
9289 Remove sanity check.
9290 (emit_input_reload_insns, delete_output_reload): Use additional
9291 parameter for alter_reg. Call mark_allocation_change.
9292 (substitute, gen_reload_chain_without_interm_reg_p): New
9294 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9296 * testsuite/gcc.dg/20080410-1.c: New file.
9298 * config/s390/s390.h (IRA_COVER_CLASSES,
9299 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9301 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9303 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9305 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9307 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9309 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9311 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9313 2008-08-24 Jeff Law <law@redhat.com>
9314 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9315 when ignoring unavailable registers.
9317 2008-08-24 Jeff Law <law@redhat.com>
9318 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9319 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9320 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9321 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9323 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9324 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9326 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9327 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9328 * reload1.c (find_reg): Process registers in register allocation order.
9330 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9331 * toplev.c (backend_init_target): Move ira_init call from
9333 (lang_dependent_init_target): ...to here.
9335 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9336 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9337 calculate memory move costs for NO_REGS.
9339 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9340 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9341 STACK_REGS is defined.
9343 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9344 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9346 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9347 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9349 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9350 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9351 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9354 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9355 Dorit Nuzman <dorit@il.ibm.com>
9357 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9358 vec_extract_evenv4sf, vec_extract_evenv8hi,
9359 vec_extract_evenv16qi, vec_extract_oddv4si,
9360 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9361 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9362 vec_interleave_highv4si, vec_interleave_lowv4si,
9363 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9364 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9365 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9367 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9370 * config/rs6000/rs6000.c (optimization_options): Don't default to
9371 section anchors without toplevel reorder.
9373 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9375 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9376 (mfc_end_critical_section): Likewise.
9378 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9380 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9381 all type qualifiers from element type to vector type.
9383 2008-08-25 David Daney <ddaney@avtrex.com>
9385 * config/mips/mips.md (immediate_insn): Move up in file, fix
9386 comment typo, reformat.
9387 (fetchop_bit, atomic_hiqi_op memory_barrier,
9388 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9389 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9390 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9391 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9392 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9393 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9394 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9395 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9396 sync_old_nand<mode>, sync_new_nand<mode>,
9397 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9398 test_and_set_12): Moved to sync.md.
9400 * config/mips/sync.md: New file.
9402 2008-08-25 Richard Henderson <rth@redhat.com>
9404 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9405 (regsave): Likewise.
9406 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9407 (output_cfi_directive): Likewise.
9408 (div_data_align): New.
9409 (output_cfi): Use it.
9411 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9413 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9414 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9415 (TARGET_OCTEON): New macro.
9416 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9417 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9418 (ISA_HAS_POP): New macro.
9419 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9421 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9423 * config/mips/mips.md (cpu): Add octeon.
9424 (type): Add pop attribute value.
9425 (popcount<mode>2): New pattern.
9426 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9428 2008-08-24 Jan Hubicka <jh@suse.cz>
9430 * doc/invoke.texi (-fipa-cp-clone): New option.
9431 (-fipa-cp): Update docs.
9432 (--param ipcp-unit-growth):New.
9433 * ipa-cp.c: Include fibheap.h, params.h
9434 (ipcp_initialize_node_lattices): When not cloning, all externally
9435 visible functions are bottom.
9436 (ipcp_need_redirect_p): Accept clones.
9437 (ipcp_insert_stage): Use cost driven heuristics.
9438 (max_count, dead_nodes): New static vars.
9439 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9440 ipcp_const_param_count): New functions.
9441 * common.opt (ipa-cp-clone): New command line option.
9442 * params.def (ipcp-unit-growth): New.
9444 2008-08-24 Jan Hubicka <jh@suse.cz>
9446 * tree-inline.c (tree_function_versioning): Look harder
9447 for referenced vars.
9449 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9451 PR tree-optimization/37185
9452 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9454 2008-08-23 Jan Hubicka <jh@suse.cz>
9456 * ipa-cp.c (ipcp_analyze_node): New function.
9457 (ipcp_update_cloned_node): Use it.
9458 (ipcp_init_stage): Likewise.
9459 * ipa-inline.c (function_insertion_hook_holder): New static var.
9460 (analyze_function): Break out from ....
9461 (inline_generate_summary): Here; register insertion hook.
9462 (cgraph_decide_inlining): Remove hook.
9463 (add_new_function): New function.
9465 2008-08-23 Jan Hubicka <jh@suse.cz>
9467 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9469 2008-08-23 Jan Hubicka <jh@suse.cz>
9471 * ipa-cp.c (constant_val_insert): Remove.
9472 (ipcp_propagate_one_const): Remove.
9473 (ipcp_create_replace_map): Always insert replacements to the map.
9474 (ipcp_insert_stage): Do not try to insert statements by hand.
9475 * tree-inline.c (insert_init_stmt): Break out from ...
9476 (setup_one_parameter): ... here; allow NULL BB pointer.
9477 (tree_function_versioning): Use setup_one_parameter to process
9480 2008-08-23 Jan Hubicka <jh@suse.cz>
9482 * tree.c (decl_address_ip_invariant_p): New function.
9483 * tree.h (decl_address_ip_invariant_p): Declare.
9484 * gimple.c (strip_invariant_refs): Break out from ...
9485 (is_gimple_invariant_address): ... here
9486 (is_gimple_ip_invariant_address): New function.
9487 (is_gimple_ip_invariant): New function.
9488 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9491 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9492 (ipcp_lat_is_insertable): All constants are insertable.
9493 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9494 IPA_CONST_VALUE_REF.
9495 (ipcp_initialize_node_lattices): Propagate all types of operands.
9496 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9497 (ipcp_create_replace_map): Reformat.
9498 (ipcp_need_redirect_p): Simplify.
9499 (ipcp_insert_stage): Check that argument is used before clonning.
9500 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9502 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9503 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9504 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9505 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9506 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9507 * tree-inline.c (tree_function_versioning): Add variables referenced
9510 2008-08-23 Jan Hubicka <jh@suse.cz>
9513 * i386.c (standard_80387_constant_p): Use optimize_size.
9515 2008-08-23 Ira Rosen <irar@il.ibm.com>
9517 PR tree-optimization/37161
9518 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9519 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9520 (vect_determine_vectorization_factor): Move the scalar type
9521 retrieval to vect_get_smallest_scalar_type.
9522 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9523 scalar type. Remove redundant computation.
9524 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9525 (vect_get_slp_defs): Take the type of RHS into account if
9526 necessary by calling vect_get_smallest_scalar_type. Call
9527 vect_get_constant_vectors with additional argument.
9529 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9532 * doc/invoke.texi (Wwrite-strings): Clarify description.
9534 2008-08-23 Ira Rosen <irar@il.ibm.com>
9536 PR tree-optimization/37174
9537 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9538 def stmt is a part of the loop before accessing its stmt_vec_info.
9540 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9543 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9544 (*swap): New insn pattern.
9545 (*ashlqi3): Rename from ashlqi3 insn pattern.
9546 (ashlqi3): New expanders.
9547 (*lshrqi3): Rename from lshrqi3 insn pattern.
9548 (lshrqi3): New expanders.
9549 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9550 lshrqi3_const5, lshrqi3_const6): New splitters.
9551 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9552 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9555 2008-08-22 Richard Guenther <rguenther@suse.de>
9557 PR tree-optimization/37078
9558 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9559 [+INF, +INF] ranges.
9561 2008-08-22 Richard Guenther <rguenther@suse.de>
9563 PR tree-optimization/37143
9564 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9565 a conversion statement instead of a copy.
9567 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9570 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9571 CCCmode, CCOmode and CCSmode destination modes.
9574 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9575 from different units in a single alternative.
9576 (*vec_extractv2sf_1): Ditto.
9577 (*vec_extractv2si_0): Ditto.
9578 (*vec_extractv2si_1): Ditto.
9579 * config/i386/sse.md (sse2_storehpd): Ditto.
9580 (sse2_storelpd): Ditto.
9581 (sse2_loadhpd): Ditto.
9582 (sse2_loadlpd): Ditto.
9585 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9586 (popcountsi2): Ditto.
9587 (clzdi2_abm): Ditto.
9588 (popcountdi2): Ditto.
9589 (clzhi2_abm): Ditto.
9590 (popcounthi2): Ditto.
9592 2008-08-22 Richard Guenther <rguenther@suse.de>
9596 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9597 if the multiplication does not overflow.
9599 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9601 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9603 2008-08-21 Richard Henderson <rth@redhat.com>
9605 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9606 spurrious comma from test.
9607 * configure: Rebuild.
9609 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9612 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9615 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9617 * c-tree.h (grokfield): New argument.
9618 * c-decl.c (grokfield): Handle new location argument.
9619 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9621 2008-08-21 Richard Guenther <rguenther@suse.de>
9623 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9625 2008-08-21 Jan Hubicka <jh@suse.cz>
9627 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9628 (cgraph_add_function_insertion_hook,
9629 cgraph_remove_function_insertion_hook,
9630 cgraph_call_function_insertion_hooks): New functions.
9631 * cgraph.h (cgraph_add_function_insertion_hook,
9632 cgraph_remove_function_insertion_hook,
9633 cgraph_call_function_insertion_hooks): Declare.
9634 * ipa-reference.c (function_insertion_hook_holder): New variable.
9635 (check_operand, look_for_address_of): When checking late, do not care
9636 about module bitmaps.
9637 (add_new_function): New function.
9638 (generate_summary): Register hooks; zero module bitmaps.
9639 (propagate): Unregister hooks.
9640 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9641 (add_new_function): New function.
9642 (generate_summary): Register hook.
9643 (propagate): Remove hook.
9645 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9647 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9648 * ipa-cp.c (ipcp_update_cloned_node): New function.
9649 (build_const_val): Handle functions correctly; bring type logic
9650 into sync with tree-inline.c
9651 (ipcp_init_stage): Take care of computing stuff needed by
9652 indirect inlining; update clones.
9653 (ipcp_generate_summary): Break out of ipcp_driver.
9654 (ipcp_driver): Do only execution and transformation.
9655 (pass_ipa_cp): Make IPA_PASS.
9656 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9658 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9659 ipcp, some info is already available.
9660 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9661 * tree-inline.c (remap_ssa_name): Unshare expression.
9663 2008-08-21 Richard Guenther <rguenther@suse.de>
9665 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9666 a PHI ask VN if it is already available.
9667 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9668 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9670 2008-08-21 Richard Guenther <rguenther@suse.de>
9673 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9674 makes sure to produce a result of the correct type.
9676 2008-08-21 Jan Hubicka <jh@suse.cz>
9677 Backport from LTO branch:
9679 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9680 Jan Hubicka <jh@suse.cz>
9683 (init_state, finish_state, set_function_state, generate_summary):
9685 (scan_stmt): Renamed from scan_function. Changed to keep state in
9686 local static vars rather than cgraph aux field.
9687 (propagate): Renamed from static_execute. Changed to keep state in
9688 local static vars rather than cgraph aux field.
9689 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9690 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9692 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9694 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9695 * ipa-reference.c (init_function_info, generate_summary,
9696 propagate): New functions.
9697 (analyze_function): Call init_function_info.
9698 (static_execute): Stripped into generate_summary and propagate.
9699 (pass_ipa_reference): Made into ipa_opt_pass.
9701 2008-08-21 Richard Guenther <rguenther@suse.de>
9703 PR tree-optimization/37181
9704 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9706 (extract_range_from_unary_expr): Likewise.
9708 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9710 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9712 * toplev.h (pedwarn_at): Likewise.
9713 * builtins.c: Update all calls to pedwarn.
9714 * c-lex.c: Likewise.
9715 * toplev.c: Likewise.
9716 * c-tree.h: Likewise.
9717 * c-decl.c: Likewise.
9718 * c-errors.c: Likewise.
9719 * c-typeck.c: Likewise.
9720 * c-common.c: Likewise.
9721 * c-parser.c: Likewise.
9723 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9726 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9727 with MODE_VECTOR_INT mode.
9729 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9732 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9733 initialized outside the current module.
9734 (warn_uninitialized_var): Ignore left-hand side when walking the
9735 trees. Ignore address expressions. Examine VUSE operands in gimple
9736 statements with a variable declaration on the right-hand side.
9738 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9741 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9743 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9746 * c-common.c (conversion_warning): Do not warn if applying bit-and
9747 operator to unsigned constant that fits in the target type.
9749 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9752 * c-common.c (conversion_warning): Do not warn for artificial
9755 2008-08-20 Richard Guenther <rguenther@suse.de>
9757 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9758 (extract_range_from_binary_expr): Fall back to constant propagation.
9759 (extract_range_from_unary_expr): Likewise.
9761 2008-08-20 Richard Guenther <rguenther@suse.de>
9763 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9764 with TREE_THIS_VOLATILE on shared nodes.
9765 (fold_stmt_r): Likewise.
9767 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9770 * c-parser.c (c_parser_attributes): For keywords use canonical
9771 spelling for attr_name.
9773 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9775 * value-prof.c (check_counter): Revert wrong call to error.
9777 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9779 * profile.c: Update calls to inform.
9780 * value-prof.c: Update calls to inform.
9782 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9784 * diagnostic.c (inform): Add an explicit location_t parameter.
9785 * toplev.h (inform): Update declaration.
9786 * builtins.c: Update all calls to inform.
9787 * c-common.c: Likewise.
9788 * c-decl.c: Likewise.
9789 * c-opts.c: Likewise.
9790 * c-pch.c: Likewise.
9791 * c-pragma.c: Likewise.
9792 * c-typeck.c: Likewise.
9793 * coverage.c: Likewise.
9795 * toplev.c: Likewise.
9796 * tree-cfg.c: Likewise.
9797 * tree-ssa.c: Likewise.
9799 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9802 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9803 V2DI mode, for SSE4.1, use movq instead of vector set if the
9804 second element is zero and inter-unit moves are OK.
9806 2008-08-20 Richard Guenther <rguenther@suse.de>
9808 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9809 properly handle conversion/copy chains after tuplification.
9811 2008-08-20 Richard Guenther <rguenther@suse.de>
9813 * passes.c (init_optimization_passes): Move the second
9814 forwprop pass before alias computation. Remove the second
9815 DCE pass. Remove the first dominator and phi copy/const
9818 2008-08-20 Nick Clifton <nickc@redhat.com>
9820 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9821 support of this feature. Do not assume that a sufficiently new
9822 assembler will support the feature regardless of the target type.
9823 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9824 * configure: Regenerate.
9826 2008-08-20 Richard Guenther <rguenther@suse.de>
9828 * tree-vrp.c (found_in_subgraph): Remove.
9829 (live): New global static.
9830 (live_on_edge): New function.
9831 (blocks_visited): Remove.
9832 (register_edge_assert_for_2): Use live_on_edge.
9833 (find_conditional_asserts): Remove code dealing with
9834 found_in_subgraph. Do not walk the CFG.
9835 (find_switch_asserts): Likewise.
9836 (find_assert_locations_1): Renamed from find_assert_locations.
9837 Move finding assert locations for conditional and switch
9838 statements first. Update live bitmap. Do not walk the CFG.
9839 (find_assert_locations): New function.
9840 (insert_range_assertions): Remove entry of CFG walk.
9841 Adjust call to find_assert_locations.
9842 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9843 that only can appear because of fake exit edges but assert we
9844 never try to insert on those.
9845 (fini_pre): Do not remove fake exit edges here...
9846 (execute_pre): ...but here, before committing edge inserts.
9848 2008-08-19 Richard Guenther <rguenther@suse.de>
9850 * passes.c (init_optimization_passes): Exchange store-ccp
9853 2008-08-19 Rafael Espíndola <espindola@google.com>
9855 * varasm.c (weak_decls): Move earlier in the file.
9856 (assemble_external): Add weak decls to the weak_decls list.
9857 (declare_weak): Don't add decls to the weak_decls list.
9859 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9862 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9863 before (sse2_shufpd_<mode>).
9865 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9868 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9869 * tree.c (block_nonartificial_location): Likewise.
9871 2008-08-19 Richard Guenther <rguenther@suse.de>
9873 PR tree-optimization/35972
9874 PR tree-optimization/23094
9875 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9877 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9878 handle MISALIGNED_INDIRECT_REF.
9879 (get_ref_from_reference_ops): New helper.
9880 (vn_reference_lookup_pieces): Walk the use-def chain using the
9881 alias-oracle if requested.
9882 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9883 walking the use-def chain.
9884 (compute_avail): But not here.
9885 (create_component_ref_by_pieces_1): Properly handle
9886 MISALIGNED_INDIRECT_REF.
9887 (do_regular_insertion): Handle fully redundant
9888 expressions after PHI-translation also for SSA_NAME values, not
9889 only constants. Correctly use edoubleprime for that.
9891 2008-08-19 Ira Rosen <irar@il.ibm.com>
9893 * tree-vectorizer.c (supportable_widening_operation): Support
9894 multi-step conversion, return the number of steps in such conversion
9895 and the required intermediate types.
9896 (supportable_narrowing_operation): Likewise.
9897 * tree-vectorizer.h (vect_pow2): New function.
9898 (supportable_widening_operation): Change argument types.
9899 (supportable_narrowing_operation): Likewise.
9900 (vectorizable_type_promotion): Add an argument.
9901 (vectorizable_type_demotion): Likewise.
9902 * tree-vect-analyze.c (vect_analyze_operations): Call
9903 vectorizable_type_promotion and vectorizable_type_demotion with
9904 additional argument.
9905 (vect_get_and_check_slp_defs): Detect patterns.
9906 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9908 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9909 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9910 factor according to the smallest type in the loop.
9911 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9912 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9913 supportable_widening_operation with correct arguments.
9914 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9915 operands lists according to the number of vector statements in left
9916 or right node, if exists.
9917 (vect_gen_widened_results_half): Remove unused argument.
9918 (vectorizable_conversion): Call supportable_widening_operation,
9919 supportable_narrowing_operation, and vect_gen_widened_results_half
9920 with correct arguments.
9921 (vectorizable_assignment): Change documentation, support multiple
9923 (vectorizable_operation): Likewise.
9924 (vect_get_loop_based_defs): New function.
9925 (vect_create_vectorized_demotion_stmts): Likewise.
9926 (vectorizable_type_demotion): Support loop-aware SLP and general
9927 multi-step conversion. Call vect_get_loop_based_defs and
9928 vect_create_vectorized_demotion_stmts for transformation.
9929 (vect_create_vectorized_promotion_stmts): New function.
9930 (vectorizable_type_promotion): Support loop-aware SLP and general
9931 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9933 (vectorizable_store): Change documentation, support multiple
9935 (vectorizable_load): Likewise.
9936 (vect_transform_stmt): Pass SLP_NODE to
9937 vectorizable_type_promotion and vectorizable_type_demotion.
9938 (vect_schedule_slp_instance): Move here the calculation of number
9939 of vectorized statements for each node from...
9940 (vect_schedule_slp): ... here.
9941 (vect_transform_loop): Call vect_schedule_slp without the last
9944 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9947 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9948 to == in assert statement.
9949 (vectorizable_reduction): Fix typo.
9951 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9954 * value-prof.c (check_counter): Dereference pointer to overall
9955 count when printing it.
9957 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9959 * profile.h: Really add it.
9961 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9963 * mcf.c: Really add it.
9965 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9966 Vinodha Ramasamy <vinodha@google.com>
9968 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9970 * value-prof.c (check_counter): Fix the counter if
9971 flag_profile_correction is true.
9972 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9973 tree_mod_subtract_transform):
9974 Follow check_counter parameter change.
9975 * common.opt (fprofile-correction): New option.
9977 * profile.h: Likewise.
9978 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9979 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9980 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9982 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9983 flag_profile_correction is set.
9985 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9987 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9989 2008-08-18 Tomas Bily <tbily@suse.cz>
9991 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9992 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9994 * tree-data-ref.c (split_constant_offset_1): Likewise.
9995 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9996 * tree-sra.c (sra_walk_expr): Likewise.
9997 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9998 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9999 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10000 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10002 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10003 * tree-vect-transform.c (vectorizable_type_demotion)
10004 (vectorizable_type_promotion): Likewise.
10005 * tree-inline.c (expand_call_inline):
10006 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10007 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10008 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10009 * expr.c (expand_expr_real_1): Likewise.
10010 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10011 (gimple_assign_unary_useless_conversion_p): Likewise.
10012 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10013 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10014 * fold-const.c (fold_unary): Likewise.
10015 * tree.h (CONVERT_EXPR_P): Likewise.
10016 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10017 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10019 (register_edge_assert_for_2, extract_range_from_unary_expr)
10020 (register_edge_assert_for_1): Likewise.
10022 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10024 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10025 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10026 (enum real_value_const): Delete.
10027 (get_real_const): Delete.
10028 * real.c (get_real_const): Delete.
10029 (dconst_e_ptr): Define.
10030 (dconst_third_ptr): Define.
10031 (dconst_sqrt2_ptr): Define.
10032 * builtins.c: Update all callers.
10034 2008-08-18 Richard Guenther <rguenther@suse.de>
10036 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10037 statement iterator after statement removal.
10039 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10041 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10042 (detect_processor_freebsd): Likewise.
10043 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10045 2008-08-18 Richard Guenther <rguenther@suse.de>
10047 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10048 and loads have the correct types.
10050 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10053 * c-opts.c (cpp_opts): Remove static.
10054 * c-parser.c (cpp_opts): Declare it extern.
10055 (disable_extension_diagnostics): Handle cpp options.
10056 (enable_extension_diagnostics): Likewise.
10058 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10060 * diagnostics.c (permerror_at): Rename as permerror.
10061 (permerror): Delete.
10062 * toplev.h: Likewise.
10064 2008-08-18 Richard Guenther <rguenther@suse.de>
10066 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10067 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10068 Move call_cdce before build_alias. Move copyrename2,
10069 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10070 right after final inlining.
10071 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10072 (pass_build_cfg): But instead via TODO_dump_func.
10074 2008-08-18 Richard Guenther <rguenther@suse.de>
10076 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10078 (scalarize_init): If we failed to generate some initializers
10079 do not generate zeros for not instantiated members. Instead
10080 rely on the copy out.
10081 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10082 about missing flow-sensitive alias info only if we have
10085 2008-08-17 Nick Clifton <nickc@redhat.com>
10087 * doc/extend.texi (Function Attributes): Fix typo in description
10088 if hot function attribute.
10090 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10091 Richard Sandiford <rdsandiford@googlemail.com>
10093 * doc/install.texi (--with-mips-plt): Document.
10094 * doc/invoke.texi (-mplt, -mno-plt): Document.
10095 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10096 and handle ${with_mips_plt}.
10097 * config/mips/mips.opt (mplt): New option.
10098 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10099 (TARGET_ABICALLS_PIC2): Likewise.
10100 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10101 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10102 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10103 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10104 to decide whether to output ".option picX" directives.
10105 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10106 Pass -call_nonpic rather than -KPIC for -mplt.
10107 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10108 on the command line. Also remove it when -mabi=64 is used without
10110 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10111 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10112 TARGET_ABICALLS_PIC0.
10113 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10115 (mips16_build_function_stub): Only output ".option pic" directives
10116 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10117 (mips16_build_call_stub): Fix comment and remove redundant
10118 ".set at"/"set .noat" directives.
10119 (mips_function_rodata_section): Use the default behaviour for
10120 TARGET_ABSOLUTE_ABICALLS.
10121 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10122 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10123 (mips_restore_gp): Do nothing if the current function doesn't use
10125 (mips_expand_prologue): Only save $gp if the current function uses it.
10126 Use a normal move for TARGET_ABICALLS_PIC0.
10127 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10129 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10131 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10132 of function when handling GLOBAL_POINTER_REGNUM.
10134 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10137 * common.opt (-fstack-check): Do not declare the variable here.
10138 (-fstack-check=): New option variant.
10139 * doc/invoke.texi (Code Gen Options): Document it.
10140 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10141 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10142 (STACK_CHECK_STATIC_BUILTIN): New macro.
10143 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10144 * opts.c: Include expr.h.
10145 (common_handle_option) <OPT_fold_stack_check_>: New case.
10146 <OPT_fstack_check>: Likewise.
10147 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10148 consistently in the test for variable-sized types. Adjust for
10149 new behaviour of flag_stack_check.
10150 * explow.c: Include except.h.
10151 (allocate_dynamic_stack_space): Do not take into account
10152 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10153 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10154 for variable-sized parameters. Treat all parameters whose size is
10155 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10156 stack checking is enabled.
10157 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10158 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10159 if generic stack checking is enabled.
10160 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10161 * reload1.c (reload): Likewise.
10162 * stmt.c (expand_decl): Assert that all automatic variables have
10163 fixed size at this point and remove dead code.
10164 * flags.h (stack_check_type): New enumeration type.
10165 (flag_stack_check): Declare.
10166 * toplev.c (flag_stack_check): New global variable.
10167 * Makefile.in (opts.o): Add dependency on EXPR_H.
10168 (explow.o): Add dependency on except.h.
10170 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10172 * config/avr/avr.c (avr_override_options): Reduce value of
10173 PARAM_INLINE_CALL_COST.
10175 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10177 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10178 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10179 lieu of TYPE_MODE (type) throughout.
10181 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10183 * config/arm/arm.c (add_minipool_backward_ref): Check for
10184 8-byte-aligned entries in second case of forcing insertion after a
10185 particular entry. Change third case to avoid inserting
10186 non-8-byte-aligned entries before 8-byte-aligned ones.
10188 2008-08-15 Richard Guenther <rguenther@suse.de>
10190 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10191 strip components for unknown size accesses.
10193 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10195 * config/s390/2097.md New file.
10196 * config/s390/s390.md ("z10prop" attribute): Define none,
10197 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10198 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10199 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10200 possible values and apply them to insns as appropriate.
10201 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10202 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10203 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10204 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10205 ("bfp" mode attribute): Removed. Every occurence replaced
10207 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10208 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10211 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10214 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10217 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10219 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10220 additional argument. Support reduction when duplication is needed due
10221 to data-types of different sizes in the loop.
10222 (get_initial_def_for_induction): Fix printout.
10223 (vect_get_vec_def_for_stmt_copy): Support case where the
10224 vec_stmt_for_operand is a phi node.
10225 (vectorizable_reduction): Support reduction when duplication is needed
10226 due to data-types of different sizes in the loop.
10227 (vectorizable_call): Remove restriction to not vectorize in case we
10228 have data-types of different sizes in the loop.
10229 (vectorizable_conversion): Likewise.
10230 (vectorizable_operation): Likewise.
10231 (vectorizable_type_demotion): Likewise.
10232 (vectorizable_type_promotion): Likewise.
10233 (vectorizable_induction): Add restriction to not vectorize in case
10234 we have data-types of different sizes in the loop.
10236 2008-08-14 Christophe Saout <christophe@saout.de>
10237 Uros Bizjak <ubizjak@gmail.com>
10240 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10241 (*vec_concatv2di_rex64_sse4_1): Ditto.
10242 (*vec_concatv2di_rex64_sse): Ditto.
10244 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10246 PR middle-end/37103
10247 * fold-const.c (fold_widened_comparison): Do not allow
10248 sign changes that change the result even if shorter type
10249 is wider than arg1_unw's type.
10251 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10253 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10254 Skip if the multilib testing specifies -march that does not
10255 agree with the one specified in the testcase.
10257 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10259 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10260 zero extend SImode values being converted to TFmode before passing
10263 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10265 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10266 __PPU__ when targeting the Cell/B.E. PPU processor.
10268 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10270 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10271 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10272 Rematerialize the static chain, if any.
10273 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10276 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10278 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10279 (new_loc_descr): Likewise.
10280 (add_loc_descr): Likewise.
10281 (size_of_loc_descr): Likewise.
10282 (size_of_locs): Likewise.
10283 (output_loc_operands): Likewise.
10284 (output_loc_sequence): Likewise.
10285 (new_reg_loc_descr): New.
10286 (build_cfa_loc): Use it.
10287 (build_cfa_aligned_loc): Likewise.
10288 (one_reg_loc_descriptor): Likewise.
10289 (based_loc_descr): Likewise.
10291 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10294 * doc/invoke.texi (Wmain): Update.
10295 * c-decl.c (start_decl): warn_main is only 0 or 1.
10296 (start_function): Likewise. Fix formatting.
10297 (finish_function): Delete redundant warning.
10298 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10299 * c-opts (c_common_handle_option): -Wall only has effect if
10300 warn_main is uninitialized. OPT_Wmain is automatically
10301 handled. -pedantic also enables Wmain.
10302 (c_common_post_options): Handle all logic for Wmain here.
10303 * c-common.c (warn_main): Delete.
10304 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10305 * c-common.h (warn_main): Delete.
10307 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10309 PR middle-end/36701
10310 * expr.c (emit_group_store): Allocate stack temp with the
10311 largest alignment when copying from register to stack.
10313 2008-08-13 Richard Guenther <rguenther@suse.de>
10315 * tree.h (maybe_fold_offset_to_address): Declare.
10316 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10317 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10318 Likewise for POINTER_PLUS_EXPR.
10319 (maybe_fold_offset_to_reference): Enable disabled code.
10320 (maybe_fold_offset_to_address): New function.
10321 (fold_stmt_r): Use it.
10322 (fold_gimple_assign): Likewise.
10323 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10324 (gimplify_expr): Likewise.
10326 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10328 * toplev.h (pedwarn_at): Fix declaration.
10330 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10332 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10333 LINK_SPEC): Use %R in -Y P argument.
10335 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10338 * diagnostic.c (pedwarn_at): New.
10339 * toplev.h (pedwarn_at): Declare.
10340 * c-tree.h (build_enumerator): Update declaration.
10341 * c-decl.c (finish_enum): Update comment.
10342 (build_enumerator): Take a location parameter. Give a pedwarn but do
10343 not perform any conversion.
10344 * c-parser.c (c_parser_enum_specifier): Set correct location for
10347 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10350 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10351 expressions except for conversions to signed:1 bitfields. Handle
10352 COND_EXPR with constant operands.
10354 2008-08-13 Richard Guenther <rguenther@suse.de>
10356 PR tree-optimization/15255
10357 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10358 (struct oecount_s): New struct and VEC types.
10359 (cvec): New global.
10360 (oecount_hash): New function.
10361 (oecount_eq): Likewise.
10362 (oecount_cmp): Likewise.
10363 (zero_one_operation): New function.
10364 (build_and_add_sum): Likewise.
10365 (undistribute_ops_list): Perform un-distribution of multiplication
10366 and division on the chain of summands.
10367 (should_break_up_subtract): Also break up subtracts for factors.
10368 (reassociate_bb): Delete dead visited statements.
10369 Call undistribute_ops_list. Re-sort and optimize if it did something.
10370 * passes.c (init_optimization_passes): Move DSE before
10372 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10375 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10377 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10379 * doc/invoke.texi: Revert unintended checkin.
10381 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10384 * gcc.c (include_spec_function): Tweak call to find_a_file.
10386 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10388 PR middle-end/37014
10389 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10390 and TRUTH_ORIF_EXPR.
10391 * dojump.c (do_jump): Likewise.
10393 PR tree-optimization/37084
10394 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10395 if id->regimplify, don't assume stmt is a cast assignment.
10397 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10399 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10401 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10404 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10407 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10409 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10410 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10412 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10413 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10414 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10415 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10416 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10418 * doc/tm.texi (Storage Layout): Remove documentation for
10419 TARGET_FLOAT_FORMAT.
10421 * simplify-rtx.c (simplify_binary_operation_1): Replace
10422 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10424 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10426 * real.h (struct real_format): New member has_sign_dependent_rounding.
10427 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10428 spu_single_format, ieee_double_format, mips_double_format,
10429 motorola_double_format, ieee_extended_motorola_format,
10430 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10431 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10432 mips_extended_format, ieee_quad_format, mips_quad_format,
10433 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10434 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10436 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10437 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10438 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10439 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10440 (ROUND_TOWARDS_ZERO): Likewise.
10442 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10443 (FLOAT_MODE_FORMAT): New macro.
10444 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10445 (MODE_COMPOSITE_P): ... this new macro.
10446 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10447 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10448 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10450 * flags.h: Include "real.h".
10452 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10453 REAL_MODE_FORMAT_COMPOSITE_P.
10454 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10456 * doc/tm.texi (Storage Layout): Remove documentation of
10457 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10458 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10459 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10460 they only apply to libgcc2.a.
10462 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10464 * config/spu/float_disf.c: New file.
10465 * config/spu/float_unsdisf.c: New file.
10466 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10467 (LIB2FUNCS_EXCLUDE): Define.
10469 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10470 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10472 * real.h (struct real_format): New member round_towards_zero.
10473 * real.c (round_for_format): Respect fmt->round_towards_zero.
10474 (ieee_single_format, mips_single_format, motorola_single_format,
10475 spu_single_format, ieee_double_format, mips_double_format,
10476 motorola_double_format, ieee_extended_motorola_format,
10477 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10478 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10479 mips_extended_format, ieee_quad_format, mips_quad_format,
10480 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10481 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10483 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10484 real_format to choose rounding mode when calling MPFR functions.
10485 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10486 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10488 * real.h (real_to_decimal_for_mode): Add prototype.
10489 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10490 Respect target rounding mode when generating decimal representation.
10491 (real_to_decimal): New stub for backwards compatibility.
10492 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10493 real_to_decimal_for_mode instead of real_to_decimal.
10495 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10497 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10498 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10500 * real.c (spu_single_format): New variable.
10501 * real.h (spu_single_format): Declare.
10503 * config/spu/spu.c (spu_override_options): Install SFmode format.
10504 (spu_split_immediate): Use integer mode to operate on pieces of
10505 floating-point values in all cases.
10507 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10508 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10509 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10511 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10513 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10515 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10517 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10519 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10522 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10523 on the VAR_DECL instead of TYPE_READONLY on its type.
10525 2008-08-12 Ira Rosen <irar@il.ibm.com>
10527 * tree-vectorizer.c: Depend on langhooks.h.
10528 (supportable_widening_operation): Add two arguments. Support double
10530 (supportable_narrowing_operation): Likewise.
10531 * tree-vectorizer.h (supportable_widening_operation): Add two
10533 (supportable_narrowing_operation): Likewise.
10534 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10535 supportable_widening_operation with correct arguments.
10536 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10537 (vectorizable_type_demotion): Support double type conversions.
10538 (vectorizable_type_promotion): Likewise.
10539 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10541 2008-08-11 Michael Matz <matz@suse.de>
10543 * i386/i386.c (override_options): Move initialisation from
10544 flag_schedule_insns_after_reload to here from ...
10545 (optimization_options): ... here.
10547 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10549 PR rtl-optimization/36998
10550 * dwarf2out.c (compute_barrier_args_size_1,
10551 compute_barrier_args_size): Temporarily remove assertions.
10553 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10555 PR middle-end/20644
10556 * tree-ssa.c (struct walk_data): Add new flag
10557 warn_possibly_uninitialized.
10558 (warn_uninitialized_var): Use it.
10559 (warn_uninitialized_vars): New.
10560 (execute_early_warn_uninitialized): Call it.
10561 (execute_late_warn_uninitialized): Likewise.
10563 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10565 PR middle-end/36238
10566 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10567 for memory subregs.
10569 2008-08-09 Jan Hubicka <jh@suse.cz>
10572 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10574 (expand_fix): Be prepared for expansion to fail.
10575 (expand_sfix_optab): Remove instructions if expansion failed.
10577 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10579 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10580 avr31 architecture.
10581 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10582 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10584 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10586 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10587 mips/t-libgcc-mips16 to tmake_file.
10588 * config/mips/mips-protos.h (mips_call_type): New enum.
10589 (mips_pic_base_register, mips_got_load): Declare.
10590 (mips_restore_gp): Take an rtx argument.
10591 (mips_use_pic_fn_addr_reg_p): Declare.
10592 (mips_expand_call): Replace the sibcall_p argument with
10593 a mips_call_type argument. Add a lazy_p parameter.
10594 (mips_split_call): Declare.
10595 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10596 (MIPS16_PIC_TEMP): Likewise.
10597 (reg_class): Delete M16_NA_REGS.
10598 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10599 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10600 (mips_split_hi_p): Declare.
10601 * config/mips/mips.c (mips_split_hi_p): New array.
10602 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10603 (mips_got_symbol_type_p): New function.
10604 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10605 (mips16_stub_function_p): New function.
10606 (mips16_local_function_p): Likewise.
10607 (mips_use_pic_fn_addr_reg_p): Likewise.
10608 (mips_cannot_force_const_mem): Return false for HIGHs.
10609 Extend CONST_INT and symbolic handling to MIPS16, using
10610 mips_symbol_insns to check that the base symbol type is a
10611 legitimate constant. Reject GOT-based constants if
10612 TARGET_MIPS16_PCREL_LOADS.
10613 (mips_const_insns): Check targetm.cannot_force_const_mem when
10614 decomposing a symbolic base and a large offset.
10615 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10616 When calling a function that needs $25 from MIPS16 code,
10617 move the target address into $25 separately and add a USE
10619 (mips16_gp_pseudo_reg): Insert the initializer immediately
10620 before the first real insn.
10621 (mips_pic_base_register, mips_got_load): New functions.
10622 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10623 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10624 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10625 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10626 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10627 also passing NULL_RTX rather than const0_rtx as the aux argument.
10628 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10629 instead of TARGET_EXPLICIT_RELOCS.
10630 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10631 (mips_load_call_address): Replace the sibcall_p argument with
10632 a mips_call_type argument. Use mips_got_load.
10633 (mips16_local_alias): New structure.
10634 (mips16_local_aliases): New variable.
10635 (mips16_local_aliases_hash): New function.
10636 (mips16_local_aliases_eq): Likewise.
10637 (mips16_local_alias): Likewise.
10638 (mips16_stub_function): Likewise.
10639 (mips16_build_function_stub): Create a local alias for the target
10640 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10641 .cpload directive and an R_MIPS_NONE relocation for the target
10642 function, then load the alias rather than the function itself.
10643 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10644 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10645 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10646 (mips16_build_call_stub): Replace the FN parameter with an
10647 FN_PTR parameter. Force the address into a register if it
10648 isn't a call_insn_operand; don't rely on the caller to do this.
10649 If a call to a locally-defined and locally-binding MIPS16
10650 function must be made indirectly, redirect the call to the
10651 function's local alias. Use mips16_stub_function_p,
10652 mips16_stub_function, mips_expand_call and use_reg.
10653 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10654 Use explicit %hi and %lo accesses where possible.
10655 Use MIPS_CALL to generate the correct code form of a
10656 jal instruction. Add clobbers of $18 instead of uses.
10657 Update the call to mips_emit_call_insn.
10658 (mips_expand_call): Replace the SIBCALL_P argument with a
10659 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10660 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10661 allowing it to modify the call address. Update the calls to
10662 mips_load_call_address and mips_emit_call_insn.
10663 (mips_split_call): New function.
10664 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10665 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10666 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10667 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10668 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10670 (mips_cprestore_slot): New function.
10671 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10672 and use mips_cprestore_slot.
10673 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10675 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10676 then use a copygp_mips16 instruction to set up $28.
10677 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10678 (mips16_lay_out_constants): Call split_all_insns_noflow.
10679 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10680 false if TARGET_MIPS16.
10681 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10682 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10683 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10684 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10685 MIPS16 code. Allow MIPS16 o32 PIC.
10686 (mips_override_options): Allow MIPS16 o32 PIC.
10687 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10688 after reload if TARGET_USE_GOT.
10689 (UNSPEC_COPYGP): New constant.
10690 (length): Use a default length of 8 for MIPS16 GOT loads.
10691 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10692 (*got_page<mode>): Check mips_split_hi_p.
10693 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10694 (unspec_got<mode>, unspec_call<mode>): New expanders.
10695 (load_got<mode>, load_call<mode>): Remove the length attributes.
10696 Use a got attribute instead of a type attribute.
10697 (copygp_mips16): New insn.
10698 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10699 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10700 (sibcall, sibcall_value, call, call_value): Update the calls
10701 to mips_expand_call.
10702 (call_internal, call_value_internal): Use mips_split_call.
10703 (call_value_multiple_internal): Likewise.
10704 (call_split): Move after call_internal (the insn it is split from).
10705 (call_internal_direct, call_value_internal_direct): Turn into
10706 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10707 (call_direct_split, call_value_direct_split): New patterns.
10708 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10709 and use M16_REGS instead of M16_NA_REGS.
10710 * config/mips/predicates.md (const_call_insn_operand): Replace
10711 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10712 mips_use_pic_fn_addr_reg_p check.
10713 (move_operand): Reject HIGHs if mips_split_hi_p.
10714 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10715 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10716 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10717 * config/mips/libgcc-mips16.ver: New file.
10718 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10719 $(srcdir)/config/mips/libgcc-mips16.ver.
10721 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10723 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10725 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10726 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10727 (mips16_cfun_returns_in_fpr_p): Likewise.
10729 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10731 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10732 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10733 rather than 4 to PC.
10735 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10737 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10738 (FUNCTION_PROFILER): Save the static chain pointer into $2
10739 beforehand and restore it aftewards.
10740 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10741 address directly into $25 and call the function through $25;
10742 do not clobber $3. Pad the DImode version to cover the space
10743 left by the deleted $25 <- $3 move.
10744 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10745 the removal of the $25 <- $3 move.
10746 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10747 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10749 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10750 Daniel Jacobowitz <dan@codesourcery.com>
10752 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10753 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10754 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10755 * config/mips/mips.c (mips_start_function_definition): New function.
10756 (mips_end_function_definition): Likewise.
10757 (mips_output_function_prologue): Use mips_start_function_definition.
10758 (mips_output_function_epilogue): Use mips_end_function_definition.
10759 (build_mips16_function_stub): Use mips_start_function_definition
10760 and mips_end_function_definition.
10761 (build_mips16_call_stub): Likewise.
10763 2008-08-09 Richard Guenther <rguenther@suse.de>
10765 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10766 * gimple.h (gimple_call_fn): Adjust comment.
10767 (gimple_call_set_fndecl): New function.
10768 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10769 longer having bare FUNCTION_DECL operand.
10770 (gimple_call_return_type): Likewise.
10771 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10773 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10774 (gimple_mod_pow2): Likewise.
10775 (gimple_mod_subtract): Likewise.
10776 (gimple_ic): Likewise.
10777 (gimple_stringop_fixed_value): Likewise.
10778 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10779 longer having bare FUNCTION_DECL operand.
10780 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10781 * omp-low.c (optimize_omp_library_calls): Likewise.
10782 * cgraphunit.c (update_call_expr): Likewise.
10783 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10784 (execute_convert_to_rsqrt): Likewise.
10785 * cfgexpand.c (gimple_to_tree): Simplify.
10786 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10787 bare FUNCTION_DECL operand.
10788 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10789 (convert_gimple_call): Use gimple_call_fndecl.
10790 * c-common.c (c_warn_unused_result): Likewise.
10792 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10795 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10796 (c_finish_return): Likewise.
10797 (c_start_case): Likewise.
10798 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10799 * c-parser.c (c_parser_condition): New. Call
10800 verify_sequence_points.
10801 (c_parser_paren_condition): Call c_parser_condition.
10802 (c_parser_for_statement): Call c_parser_condition.
10804 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10807 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10808 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10809 Moved from diagnostic.h
10810 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10812 (emit_diagnostic): New.
10813 (warning0, pedwarn0): Delete.
10814 (warning, warning_at, pedwarn, permerror): Return bool.
10815 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10816 Moved to diagnostic.c.
10817 (struct diagnostic_context): Use correct type for
10818 classify_diagnostic.
10819 (diagnostic_report_diagnostic): Update declaration.
10820 (emit_diagnostic): Declare.
10821 * errors.c (warning): Return bool.
10822 * errors.h (warning): Update declaration.
10823 * toplev.h (warning0, pedwarn0): Delete.
10824 (warning, warning_at, pedwarn, permerror): Return bool.
10825 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10826 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10827 inform. Update all calls.
10828 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10829 before giving informative note.
10830 (implicit_decl_warning): Likewise.
10831 * c-typeck.c (build_function_call): Likewise.
10832 * tree-sssa.c (warn_uninit): Likewise.
10833 * builtins.c (gimplify_va_arg_expr): Likewise.
10835 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10838 * doc/invoke.texi (-Wextra): Move warning from here...
10839 (-Wuninitialized): ... to here.
10841 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10844 * flags.h (set_Wunused): Delete
10845 * toplev.c (process_options): Handle Wunused flags here.
10846 * opts.c (maybe_warn_unused_parameter): Delete.
10847 (common_handle_option): Replace set_Wunused by warn_unused.
10848 (set_Wextra): Do not handle Wunused-parameter here.
10849 (set_Wunused): Delete.
10850 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10852 * common.opt (Wunused): Add Var and Init.
10853 (Wunused-function): Likewise.
10854 (Wunused-label): Likewise.
10855 (Wunused-parameter): Likewise.
10856 (Wunused-value): Likewise.
10857 (Wunused-variable): Likewise.
10859 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10861 * doc/invoke.texi: Add cpu_type power7.
10862 * config.in (HAVE_AS_VSX): New.
10863 * config.gcc: Add cpu_type power7.
10864 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10866 * configure: Regenerate.
10867 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10869 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10870 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10871 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10873 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10875 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10876 type to vectorize.builtin_conversion.
10877 (vectorizable_conversion): Likewise.
10878 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10879 integral type as input.
10880 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10882 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10883 and ALTIVEC_BUILTIN_VCTSXS.
10884 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10887 2008-08-08 Richard Guenther <rguenther@suse.de>
10889 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10890 (surely_varying_stmt_p): Calls are varying only if they are
10891 non-builtin and not indirect or have no result.
10892 (ccp_fold): Re-instantiate code before the tuples merge.
10894 2008-08-08 Richard Guenther <rguenther@suse.de>
10896 PR tree-optimization/37056
10897 * gimple.h (gimple_assign_rhs_class): New helper function.
10898 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10899 unary operations properly.
10901 2008-08-07 Jan Hubicka <jh@suse.cz>
10903 * i386.h (ix86_size_cost): Declare.
10904 (ix86_cur_cost): New function macro.
10905 * i386.md (peepholes expanding size and splitters): Predicate by
10906 optimize_insn_for_speed_p.
10907 (peepholes reduce size and splitters): Predicate by
10908 optimize_insn_for_size_p.
10909 * i386.c (ix86_size_cost): Rename from ...
10910 (size_cost): This one.
10911 (override_options): Update.
10912 (decide_alg): Likewise.
10913 (ix86_expand_clear): Use RTL profile.
10914 (ix86_pad_returns): Use RTL profile.
10916 2008-08-07 Jan Hubicka <jh@suse.cz>
10918 * recog.c (split_all_insns): Set RTL profile
10919 (peephole2_optimize): Likewise.
10920 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10921 * combine.c (combine_instructions): Likewise.
10923 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10925 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10927 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10929 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10930 value in a6 after the set_frame_ptr insn.
10932 2008-08-07 Richard Henderson <rth@redhat.com>
10935 * gcc.c (cpp_options): Pass along -g*.
10937 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10939 * config/arm/arm.c (output_move_neon): Update comment describing
10940 big-endian vector layout.
10941 (arm_assemble_integer): Do not handle big-endian NEON vectors
10943 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10944 neon_vget_lane<mode>_sext_internal,
10945 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10946 element indices for big-endian.
10948 2008-08-07 Richard Henderson <rth@redhat.com>
10950 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10951 * configure, config.in: Rebuild.
10952 * debug.h (dwarf2out_do_cfi_asm): Declare.
10953 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10954 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10955 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10956 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10958 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10960 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10961 movv2si_internal): Combine into mov<mode>_internal.
10962 (movv2si_internal_2): Remove.
10964 2008-08-07 Jan Hubicka <jh@suse.cz>
10967 * i386.md (single stringop patterns): Enable unconditionally.
10969 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10972 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10974 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10975 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10977 * config/i386/sse.md (sse2_movq128): New.
10979 * doc/extend.texi: Document __builtin_ia32_movq128.
10981 2008-08-07 Richard Guenther <rguenther@suse.de>
10983 PR middle-end/37042
10984 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10985 pointers can access anything.
10987 2008-08-06 Jan Hubicka <jh@suse.cz>
10989 * optabs.c (emit_unop_insn): Break out to ...
10990 (maybe_emit_unop_insn): ... this one.
10991 (expand_sfix_optab): Use maybe variant.
10992 * optabs.h (maybe_emit_unop_insn): Declare.
10994 * i386.md (mov0 patterns): Enable by default.
10995 (FP conversion expanders): Disable expansion of code expanding
10996 sequences when instruction should be optimized for size.
10997 (single strinop patterns): Enable when optimizing for size.
10998 (string expanders): Disable expanding of code expanding sequences
10999 when optimizning instruction for size.
11000 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11002 (ix86_fp_comparison_sahf_cost): Likewise.
11003 (ix86_expand_branch): Likewise.
11004 (ix86_expand_ashl_const): Likewise.
11005 (ix86_split_ashl): Likewise.
11006 (ix86_expand_strlen): Likewise.
11007 (ix86_emit_fp_unordered_jump): Likewie.
11009 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11011 * c-common.c: Fix typo.
11012 (c_common_reswords): Activate more C++ keyword warnings.
11014 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11016 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11019 * diagnostic.c (permerror_at): New.
11020 * toplev.h (permerror_at): Declare.
11022 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11023 Ira Rosen <irar@il.ibm.com>
11025 * tree-vect-transform.c (vect_model_simple_cost): Return
11026 immediately if stmt is pure SLP.
11027 (vect_model_store_cost): Ditto.
11028 (vect_model_load_cost): Ditto.
11029 (vectorizable_store): Remove PURE_SLP check before call
11030 to vect_model_store_cost.
11031 (vect_model_store_cost): When checking whether stmt describe
11032 strided access, add a check that it is not slp_node.
11034 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11037 * c-common.c (warn_for_sign_compare): New. Handle separately the
11038 case that 'constant' is zero.
11039 * c-typeck.c (build_binary_op): Move code to c-common.c
11041 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11043 * config/alpha/alpha.c (alpha_preferred_reload_class,
11044 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11045 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11046 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11047 * config/arm/arm.md: Likewise.
11048 * config/avr/avr-protos.h (preferred_reload_class,
11049 test_hard_reg_class, avr_simplify_comparison_p,
11050 out_shift_with_cnt, class_max_nregs): Likewise.
11051 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11052 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11053 preferred_reload_class, test_hard_reg_class): Likewise.
11054 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11055 bfin_memory_move_cost, bfin_secondary_reload,
11056 bfin_output_mi_thunk): Likewise.
11057 * config/crx/crx.c (crx_secondary_reload_class,
11058 crx_memory_move_cost): Likewise.
11059 * config/frv/frv-protos.h (frv_secondary_reload_class,
11060 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11061 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11062 frv_secondary_reload_class, frv_class_likely_spilled_p,
11063 frv_class_max_nregs): Likewise.
11064 * config/h8300/h8300.c (h8300_classify_operand,
11065 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11067 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11068 * config/ia64/ia64.c (ia64_preferred_reload_class,
11069 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11070 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11071 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11073 * config/m68hc11/m68hc11.c (preferred_reload_class,
11074 m68hc11_memory_move_cost): Likewise.
11075 * config/mcore/mcore.c (mcore_secondary_reload_class,
11076 mcore_reload_class): Likewise.
11077 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11078 mips_class_max_nregs, mips_cannot_change_mode_class,
11079 mips_preferred_reload_class, mips_secondary_reload_class,
11080 mips_output_mi_thunk): Likewise.
11081 * config/mmix/mmix.c (mmix_preferred_reload_class,
11082 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11084 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11086 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11087 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11088 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11089 * config/rs6000/rs6000.c (paired_expand_vector_init,
11090 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11091 compare_section_name, rs6000_memory_move_cost): Likewise.
11092 * config/s390/s390.c (s390_emit_compare_and_swap,
11093 s390_preferred_reload_class, s390_secondary_reload,
11094 legitimize_pic_address, legitimize_tls_address,
11095 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11096 s390_class_max_nregs): Likewise.
11097 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11098 * config/s390/s390.md: Likewise.
11099 * config/score/score-protos.h (score_secondary_reload_class,
11100 score_preferred_reload_class): Likewise.
11101 * config/score/score.c (score_preferred_reload_class,
11102 score_secondary_reload_class): Likewise.
11103 * config/score/score3.c (score3_output_mi_thunk,
11104 score3_preferred_reload_class, score3_secondary_reload_class,
11105 score3_hard_regno_mode_ok): Likewise.
11106 * config/score/score3.h (score3_preferred_reload_class,
11107 score3_secondary_reload_class): Likewise.
11108 * config/score/score7.c (score7_output_mi_thunk,
11109 score7_preferred_reload_class, score7_secondary_reload_class,
11110 score7_hard_regno_mode_ok): Likewise.
11111 * config/score/score7.h (score7_preferred_reload_class,
11112 score7_secondary_reload_class): Likewise.
11113 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11114 output_branchy_insn, add_constant, gen_block_redirect,
11115 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11116 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11117 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11118 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11119 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11120 xstormy16_preferred_reload_class): Likewise.
11121 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11122 xtensa_expand_atomic, override_options,
11123 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11125 * reorg.c (try_merge_delay_insns): Likewise.
11126 * tree.c (merge_dllimport_decl_attributes): Likewise.
11128 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11130 2008-08-06 Michael Matz <matz@suse.de>
11132 * Makefile.in (write_entries_to_file): Quote words.
11133 * gengtype.c: (read_input_line): Skip over leading white-space.
11135 2008-08-06 Marc Gauthier <marc@tensilica.com>
11137 * config.gcc: Match more processor names for Xtensa.
11138 * configure.ac: Likewise.
11139 * doc/install.texi (Specific): Likewise.
11140 * configure: Regenerate.
11142 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11144 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11145 * calls.c (avoid_likely_spilled_reg): Likewise.
11146 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11147 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11148 * config/i386/i386.c (ix86_expand_special_args_builtin,
11149 ix86_secondary_reload): Likewise.
11150 * except.c (struct eh_region, gen_eh_region_catch,
11151 remove_unreachable_regions, duplicate_eh_regions,
11152 assign_filter_values, build_post_landing_pads,
11153 sjlj_find_directly_reachable_regions, remove_eh_handler,
11154 reachable_next_level, foreach_reachable_handler,
11155 can_throw_internal_1, can_throw_external_1,
11156 collect_one_action_chain): Likewise.
11157 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11158 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11159 * function.c (update_temp_slot_address, instantiate_new_reg,
11160 instantiate_virtual_regs_in_rtx,
11161 instantiate_virtual_regs_in_insn): Likewise.
11162 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11163 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11164 gimplify_cleanup_point_expr): Likewise.
11165 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11166 * passes.c (next_pass_1): Likewise.
11167 * print-tree.c (print_node_brief, print_node): Likewise.
11168 * profile.c (branch_prob): Likewise.
11169 * tree-dump.c (dump_register): Likewise.
11170 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11172 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11173 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11174 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11175 copy_arguments_for_versioning, copy_static_chain): Likewise.
11176 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11177 add_new_name_mapping, register_new_name_mapping): Likewise.
11178 * tree-mudflap.c (mf_xform_derefs): Likewise.
11179 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11180 get_init_expr, combine_chains): Likewise.
11181 * tree-pretty-print.c (dump_generic_node): Likewise.
11182 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11183 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11184 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11185 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11187 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11189 PR middle-end/37010
11190 * calls.c (expand_call): Use the biggest preferred stack
11193 2008-08-06 Michael Matz <matz@suse.de>
11196 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11197 for reused reload, instead of overwriting them.
11199 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11201 PR middle-end/37009
11202 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11203 for incoming stack boundary.
11205 * function.c (assign_parm_find_entry_rtl): Update
11206 parm_stack_boundary.
11208 * function.h (rtl_data): Add parm_stack_boundary.
11210 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11211 parm_stack_boundary for incoming stack boundary.
11213 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11215 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11216 for unrepresentable subregs or treat them as equal to other regs
11217 or subregs with the same register number.
11219 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11221 PR middle-end/35432
11222 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11225 2008-08-06 Jan Hubicka <jh@suse.cz>
11227 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11228 frequencies might be hot.
11230 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11232 * reload.c (find_reloads): Force constants into literal pool
11233 also if they are wrapped in a SUBREG.
11235 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11238 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11239 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11240 Don't allow predicated instructions for data speculation.
11241 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11244 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11246 * haifa-sched.c (extend_global): Split to extend_global_data and
11247 extend_region_data. Update all uses.
11248 (extend_all): Rename to extend_block_data.
11250 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11252 * sched-rgn.c (new_ready): Check if instruction can be
11253 speculatively scheduled before attempting speculation.
11254 (debug_rgn_dependencies): Remove wrongful assert.
11256 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11258 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11260 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11262 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11263 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11264 va_size, and type_size.
11266 2008-08-04 Jason Merrill <jason@redhat.com>
11269 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11270 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11272 2008-08-05 Richard Henderson <rth@redhat.com>
11274 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11275 * configure: Rebuild.
11277 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11280 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11281 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11284 2008-08-05 Richard Henderson <rth@redhat.com>
11286 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11287 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11288 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11289 * common.opt (fdwarf2-cfi-asm): New.
11290 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11291 * config.in, configure: Rebuild.
11292 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11293 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11295 (dw2_force_const_mem): Externalize.
11296 * dwarf2asm.h: Update.
11297 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11298 generate a real label.
11299 (output_cfi_directive): New.
11300 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11301 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11302 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11304 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11305 (output_loc_operands_raw, output_loc_sequence_raw): New.
11306 (output_cfa_loc_raw): New.
11308 2008-08-05 Paul Brook <paul@codesourcery.com>
11310 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11311 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11312 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11313 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11314 * config/arm/arm.h (TARGET_VFPD32): Define.
11315 (TARGET_VFP3): Use TARGET_VFPD32.
11316 (fputype): Add FPUTYPE_VFP3D16.
11317 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11318 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11319 * config/arm/arm-cores.def: Add cortex-r4f.
11320 * config/arm/arm-tune.md: Regenerate.
11322 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11324 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11325 Reword some comments throughout the file.
11327 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11328 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11329 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11330 MFC_MIN_DMA_LIST_ELEMENTS.
11331 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11332 MFC_MAX_DMA_LIST_ELEMENTS.
11334 (MFC_START_ENABLE): Remove PPU-only define.
11335 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11336 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11338 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11339 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11340 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11341 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11342 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11343 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11344 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11346 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11347 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11348 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11349 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11351 (spu_read_machine_status): Fix typo.
11353 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11355 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11356 SUBREG of multi-word hard register.
11357 * config/spu/spu.c (valid_subreg): Likewise.
11358 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11360 2008-08-04 Richard Guenther <rguenther@suse.de>
11362 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11363 the candidate with the stripped base if that base is different
11364 from the original base even for offset zero.
11366 2008-08-04 Richard Guenther <rguenther@suse.de>
11368 PR middle-end/36691
11369 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11370 check for no_overflow.
11372 2008-08-04 Richard Guenther <rguenther@suse.de>
11374 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11376 2008-08-04 Paul Brook <paul@codesourcery.com>
11378 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11379 (arm_order_regs_for_local_alloc): New function.
11380 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11382 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11384 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11387 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11388 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11389 (ix86_expand_epilogue): Likewise.
11391 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11393 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11396 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11398 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11399 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11400 (*movv2sf_internal_rex64): Ditto.
11402 2008-08-03 Jan Hubicka <jh@suse.cz>
11404 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11405 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11406 * expmed.c (expand_smod_pow2): Likewise.
11408 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11411 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11412 alternative 0 of operand 1.
11413 (*vec_concatv2di_rex64_sse): Ditto.
11414 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11416 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11417 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11418 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11419 (*movv2sf_internal_rex64): Ditto.
11421 2008-08-02 Richard Guenther <rguenther@suse.de>
11424 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11425 (ssedoublesizemode): New mode attribute.
11426 (sse_shufps): Call gen_sse_shufps_v4sf.
11427 (sse_shufps_1): Macroize.
11428 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11429 (sse2_shufpd_1): Macroize.
11430 (vec_extract_odd, vec_extract_even): New expanders.
11431 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11432 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11433 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11434 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11435 (ix86_expand_vector_set): Likewise.
11436 (ix86_expand_reduc_v4sf): Likewise.
11438 2008-08-01 Doug Kwan <dougkwan@google.com>
11440 * matrix-reorg.c: Re-enable all code.
11441 (struct malloc_call_data): Change CALL_STMT to gimple type.
11442 (collect_data_for_malloc_call): Tuplify.
11443 (struct access_site_info): Change STMT to gimple type.
11444 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11445 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11446 (struct free_info): Change STMT to gimple type.
11447 (struct matrix_access_phi_node): Change PHI to gimple type.
11448 (get_inner_of_cast_expr): Remove.
11449 (may_flatten_matrices_1): Tuplify.
11450 (may_flatten_matrices): Ditto.
11451 (mark_min_matrix_escape_level): Ditto.
11452 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11453 (ssa_accessed_in_call_rhs): New
11454 (ssa_accessed_in_assign_rhs): New
11455 (record_access_alloc_site_info): Tuplify.
11456 (add_allocation_site): Ditto.
11457 (analyze_matrix_allocation_site): Ditto.
11458 (analyze_transpose): Ditto.
11459 (get_index_from_offset): Ditto.
11460 (update_type_size): Ditto.
11461 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11462 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11463 (analyze_accesses_for_phi_node): Tuplify.
11464 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11465 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11466 (analyze_matrix_accesses): Tuplify.
11467 (check_var_data): New call-back type for check_var_notmodified_p.
11468 (check_var_notmodified_p): Tuplify and use call-back struct to
11469 return statement found.
11470 (can_calculate_expr_before_stmt): Factor out statement related code
11472 (can_calculate_stmt_before_stmt): New.
11473 (check_allocation_function): Tuplify.
11474 (find_sites_in_func): Ditto.
11475 (record_all_accesses_in_func): Ditto.
11476 (transform_access_sites): Ditto.
11477 (transform_allocation_sites): Ditto.
11478 (matrix_reorg): Re-enable.
11479 (gate_matrix_reorg): Re-enable.
11481 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11483 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11484 for labels for which it hasn't been set yet. If it has been set,
11485 stop walking insns and continue with next worklist item.
11486 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11487 if the only BARRIER is at the very end of a function.
11489 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11491 * cfgexpand.c (expand_stack_alignment): Assert that
11492 stack_realign_drap and drap_rtx must match.
11494 * function.c (instantiate_new_reg): If DRAP is used to realign
11495 stack, replace virtual_incoming_args_rtx with internal arg
11498 2008-08-01 Richard Guenther <rguenther@suse.de>
11500 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11501 loop information only if we initialized it.
11502 (execute_pre): Call fini_pre with in_fre.
11503 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11504 if we do not unroll because we hit max-completely-peeled-insns.
11505 Use our estimation for consistency, do allow shrinking.
11507 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11509 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11510 with MIN_STACK_BOUNDARY.
11511 (ix86_update_stack_boundary): Likewise.
11512 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11515 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11516 (MIN_STACK_BOUNDARY): This.
11518 2008-08-01 Richard Guenther <rguenther@suse.de>
11520 PR middle-end/36997
11521 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11523 2008-08-01 Richard Guenther <rguenther@suse.de>
11525 PR tree-optimization/36988
11526 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11527 do not matter if that doesn't change volatile qualification.
11529 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11531 * configure.ac: Do not generate libada-mk. Do not subst
11532 host_cc_for_libada.
11533 * libada-mk.in: Remove.
11534 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11535 * configure: Regenerate.
11537 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11539 * tree-pass.h: Added comment about not dumping passes with name
11540 starting with star in struct opt_pass.
11541 * passes.c (register_dump_files_1): Don't do dump for a pass with
11542 name starting with star.
11543 * doc/passes.texi (Pass manager): Mention pass names and special
11544 meaning of star prefix to avoid dump.
11546 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11548 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11550 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11551 (ISA_MIPS64R2): New macro.
11552 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11553 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11554 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11555 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11556 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11557 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11558 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11559 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11560 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11561 Move up to keep list alphabetically sorted.
11562 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11563 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11565 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11566 (-march=@var{arch}): Add mips64r2.
11568 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11570 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11572 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11574 * expr.c (expand_assignment): Check for complete type.
11576 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11579 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11581 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11582 for stack alignment.
11584 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11586 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11588 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11589 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11591 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11593 PR rtl-optimization/36419
11594 * dwarf2out.c (barrier_args_size): New variable.
11595 (compute_barrier_args_size, compute_barrier_args_size_1): New
11597 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11598 if not called yet in the current function, use barrier_args_size
11599 array to find the new args_size value.
11600 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11602 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11605 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11608 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11611 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11612 (dwarf2out_stack_adjust): Use it.
11613 (dwarf2out_frame_debug_expr): Likewise.
11615 2008-07-31 Richard Guenther <rguenther@suse.de>
11617 PR tree-optimization/36978
11618 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11619 the generated condition.
11621 2008-07-31 Richard Guenther <rguenther@suse.de>
11623 * passes.c (init_optimization_passes): Always call
11624 pass_early_warn_uninitialized.
11625 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11626 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11627 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11629 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11632 * builtins.c (maybe_emit_free_warning): New function.
11633 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11634 maybe_emit_free_warning for BUILT_IN_FREE.
11637 * dwarf2out.c (get_context_die): New function.
11638 (force_decl_die, force_type_die): Use it.
11639 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11640 returns NULL, force generation of DW_TAG_typedef and put that into
11643 PR preprocessor/36649
11644 * c-pch.c (c_common_read_pch): Save and restore
11645 line_table->trace_includes across PCH restore.
11647 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11650 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11652 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11655 * final.c (call_from_call_insn): Handle COND_EXEC.
11657 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11659 * builtins.c (std_gimplify_va_arg_expr): Replace
11660 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11661 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11663 2008-07-30 Joey Ye <joey.ye@intel.com>
11664 H.J. Lu <hongjiu.lu@intel.com>
11666 * builtins.c (expand_builtin_setjmp_receiver): Replace
11667 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11668 (expand_builtin_apply_args_1): Likewise.
11669 (expand_builtin_longjmp): Need DRAP for stack alignment.
11670 (expand_builtin_apply): Likewise.
11672 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11673 instead of assign_stack_local to allow alignment reduction.
11675 * calls.c (emit_call_1): Need DRAP for stack alignment if
11677 (expand_call): Replace virtual_incoming_args_rtx with
11678 crtl->args.internal_arg_pointer.
11679 * stmt.c (expand_nl_goto_receiver): Likewise.
11681 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11682 alignment and store to stack_alignment_estimated and
11683 max_used_stack_slot_alignment.
11684 (expand_one_var): Likewise.
11685 (expand_stack_alignment): New function.
11686 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11687 and stack_alignment_estimated fields in rtl_data. Call
11688 expand_stack_alignment at end.
11690 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11691 (MAX_STACK_ALIGNMENT): Likewise.
11692 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11693 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11695 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11696 stack alignment when generating virtual registers.
11698 * function.c (assign_stack_local): Renamed to ...
11699 (assign_stack_local_1): This. Add a parameter to indicate
11700 if it is OK to reduce alignment.
11701 (assign_stack_local): Use it.
11702 (instantiate_new_reg): Instantiate virtual incoming args rtx
11703 to vDRAP if stack realignment and DRAP is needed.
11704 (assign_parms): Collect parameter/return type alignment and
11705 contribute to stack_alignment_estimated.
11706 (locate_and_pad_parm): Likewise.
11707 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11708 with crtl->args.internal_arg_pointer.
11710 * function.h (rtl_data): Add new field drap_reg,
11711 max_used_stack_slot_alignment, stack_alignment_estimated,
11712 stack_realign_needed, need_drap, stack_realign_processed and
11713 stack_realign_finalized.
11714 (stack_realign_fp): New macro.
11715 (stack_realign_drap): Likewise.
11717 * global.c (compute_regsets): Frame pointer is needed when
11718 stack is realigned. Can eliminate frame pointer when stack is
11719 realigned and dynamic realigned argument pointer isn't used.
11721 * reload1.c (update_eliminables): Frame pointer is needed
11722 when stack is realigned.
11723 (init_elim_table): Can eliminate frame pointer when stack is
11724 realigned and dynamic realigned argument pointer isn't used.
11726 * rtl.h (assign_stack_local_1): Declare new funtion.
11728 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11729 (TARGET_GET_DRAP_RTX): Likewise.
11730 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11731 TARGET_GET_DRAP_RTX.
11733 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11735 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11736 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11738 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11739 H.J. Lu <hongjiu.lu@intel.com>
11741 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11742 vdrap_reg, stack_realign and drap_reg_saved.
11743 (add_cfi): Don't allow redefining CFA when DRAP is used.
11744 (reg_save): Handle stack alignment.
11745 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11746 alignment. Don't generate DWARF information for (set fp sp)
11748 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11750 (int_loc_descriptor): Move prototype forward. Also define if
11751 DWARF2_UNWIND_INFO is true.
11752 (output_cfa_loc): Handle DW_CFA_expression.
11753 (build_cfa_aligned_loc): New.
11754 (based_loc_descr): Update assert for stack realign. For local
11755 variables, use sp+offset when stack is aligned without drap and
11756 fp+offset when stack is aligned with drap. For arguments, use
11757 cfa+offset when drap is used to align stack.
11759 2008-07-30 Joey Ye <joey.ye@intel.com>
11760 H.J. Lu <hongjiu.lu@intel.com>
11762 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11764 (ix86_gen_andsp): New.
11765 (ix86_user_incoming_stack_boundary): Likewise.
11766 (ix86_default_incoming_stack_boundary): Likewise.
11767 (ix86_incoming_stack_boundary): Likewise.
11768 (ix86_can_eliminate): Likewise.
11769 (find_drap_reg): Likewise.
11770 (ix86_update_stack_boundary): Likewise.
11771 (ix86_get_drap_rtx): Likewise.
11772 (ix86_finalize_stack_realign_flags): Likewise.
11773 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11774 (TARGET_GET_DRAP_RTX): Likewise.
11775 (override_options): Overide option value for new options.
11776 (ix86_function_ok_for_sibcall): Remove check for
11777 force_align_arg_pointer.
11778 (ix86_handle_cconv_attribute): Likewise.
11779 (ix86_function_regparm): Likewise.
11780 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11781 (ix86_va_start): Replace virtual_incoming_args_rtx with
11782 crtl->args.internal_arg_pointer.
11783 (ix86_select_alt_pic_regnum): Check DRAP register.
11784 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11785 (ix86_compute_frame_layout): Compute frame layout wrt stack
11787 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11788 (ix86_expand_prologue): Decide if stack realignment is needed
11789 and generate prologue code accordingly.
11790 (ix86_expand_epilogue): Generate epilogue code wrt stack
11791 realignment is really needed or not.
11793 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11794 (ABI_STACK_BOUNDARY): Likewise.
11795 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11796 (STACK_REALIGN_DEFAULT): Likewise.
11797 (INCOMING_STACK_BOUNDARY): Likewise.
11798 (MAX_STACK_ALIGNMENT): Likewise.
11799 (ix86_incoming_stack_boundary): Likewise.
11800 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11801 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11802 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11803 (machine_function): Remove force_align_arg_pointer.
11805 * config/i386/i386.md (BX_REG): New.
11806 (R13_REG): Likewise.
11808 * config/i386/i386.opt (mforce_drap): New.
11809 (mincoming-stack-boundary): Likewise.
11810 (mstackrealign): Add Init(-1).
11812 * config/i386/i386-protos.h (ix86_can_eliminate): New
11814 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11816 * doc/extend.texi: Update force_align_arg_pointer.
11818 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11821 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11822 (INCOMING_STACK_BOUNDARY): Likewise.
11823 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11824 (TARGET_GET_DRAP_RTX): Likewise.
11826 2008-07-30 Andreas Schwab <schwab@suse.de>
11828 PR rtl-optimization/36929
11829 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11830 add_insn_before and fix argument order.
11831 (replace_inc_dec_mem): Handle NULL rtx.
11833 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11835 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11837 (arm_compute_initial_elimination_offset): Use it.
11838 (arm_compute_save_reg_mask): Include static chain save slot when
11839 calculating alignment.
11840 (arm_get_frame_offsets): Ditto.
11841 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11842 that we can use to decrement the stack when the stack decrement
11843 could be too big for an immediate value in a single insn.
11844 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11846 2008-07-30 Richard Guenther <rguenther@suse.de>
11848 PR tree-optimization/36967
11849 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11850 Release defs of statements we remove.
11852 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11854 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11855 instead of NULL_RTVEC.
11857 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11861 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11864 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11866 * final.c (call_from_call_insn): New.
11867 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11869 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11871 * configure.ac: Substitute ADA_CFLAGS.
11872 * configure: Regenerate.
11873 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11874 * Makefile.in: Remove mention of X_* variables.
11875 * config/pa/x-ada-hpux10: Remove.
11876 * config/pa/x-ada: Remove.
11878 * doc/fragments.texi: Update.
11880 2008-07-30 Olivier Hainque <hainque@adacore.com>
11882 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11883 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11884 __dso_handle explicitly here.
11886 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11889 * c-typeck.c (build_binary_op): Encapsulate code into...
11890 * c-common.c (shorten_binary_op): ...this new function.
11891 (conversion_warning): Use the new function. Handle non-negative
11892 constant in bitwise-and.
11893 * c-common.h (shorten_binary_op): Declare.
11895 2008-07-30 Olivier Hainque <hainque@adacore.com>
11897 * scan.c (make_sstring_space): Add explicit conversions of
11898 allocator's return value.
11899 * fix-header.c (recognized_function): Likewise.
11901 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11903 * doc/cpp.texi: Update to GFDL 1.2.
11904 * doc/gcc.texi: Do not list GPL as Invariant Section.
11905 * doc/gccint.texi: Likewise. Update copyright years.
11906 * doc/install.texi: Update copyright years.
11908 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11911 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11912 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11914 2008-07-29 Jan Hubicka <jh@suse.cz>
11916 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11917 (grokdeclarator): Likewise.
11918 * langhooks.c (lhd_warn_unused_global_decl): Use
11919 DECL_DECLARED_INLINE_P.
11920 * print-tree.c (print_node): Remove DECL_INLINE check.
11922 2008-07-29 Richard Guenther <rguenther@suse.de>
11924 PR tree-optimization/36945
11925 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11926 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11927 Record invariant addresses un-decomposed.
11928 (copy_reference_ops_from_call): Record reference call
11929 arguments properly. Simplify.
11930 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11931 helper split out from ...
11932 (create_component_ref_by_pieces): ... here. Simplify.
11933 Prepare for recursive invocation for call arguments.
11934 (create_expression_by_pieces): Adjust call to
11935 create_component_ref_by_pieces.
11936 (compute_avail): Process operand 2 of reference ops.
11938 2008-07-29 Richard Guenther <rguenther@suse.de>
11940 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11942 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11944 * c-format.c (check_format_types): Revert unwanted checkin.
11946 2008-07-29 Jan Hubicka <jh@suse.cz>
11948 * flags.h (flag_really_no_inline): Remove.
11949 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11950 * toplev.c (flag_really_no_inline): Remove.
11951 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11952 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11953 (cgraph_decide_inlining_incrementally): Likewise.
11954 (compute_inline_parameters): Likewise.
11955 * opts.c (decode_options): Simplify.
11956 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11957 * common.opt (finline): Initialize to 1.
11958 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11960 2008-07-29 Jan Hubicka <jh@suse.cz>
11962 * predict.c (always_optimize_for_size_p): New function.
11963 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11964 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11965 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11967 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11968 * function.c (prepare_function_start): Set default profile.
11969 * function.h (rtl_data): Add maybe_hot_insn_p.
11970 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11971 (construct_exit_block): Likewise.
11972 (tree_expand_cfg): Likewise.
11974 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11975 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11976 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11977 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11980 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11983 * c-decl.c (merge_decls): Merge USED flags.
11985 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11987 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11988 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11989 next_stack, lab_false and lab_over trees.
11991 2008-07-28 Richard Guenther <rguenther@suse.de>
11993 PR tree-optimization/36957
11994 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11995 (useless_type_conversion_p): Remove.
11996 (types_compatible_p): Remove.
11997 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11998 (useless_type_conversion_p): Declare.
11999 (types_compatible_p): Declare.
12000 (gimple_expr_type): Return the base type only if it is
12001 trivially convertible to the subtype.
12003 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12005 * configure.ac: Use the m4_do macro to concatenate the warnings into
12006 one string in ACX_PROG_CC_WARNING_OPTS,
12007 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12008 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12009 * configure: Regenerate.
12011 2008-07-28 Richard Guenther <rguenther@suse.de>
12013 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12014 (insert_fake_stores): Remove.
12015 (realify_fake_stores): Likewise.
12016 (execute_pre): Remove dead code.
12017 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12018 (find_func_aliases): Deal with it here instead.
12019 Re-enable gcc_unreachable call.
12021 2008-07-28 Richard Guenther <rguenther@suse.de>
12023 Merge from gimple-tuples-branch.
12025 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12026 * gimple.def: New file.
12027 * gsstruct.def: Likewise.
12028 * gimple-iterator.c: Likewise.
12029 * gimple-pretty-print.c: Likewise.
12030 * tree-gimple.c: Removed. Merged into ...
12031 * gimple.c: ... here. New file.
12032 * tree-gimple.h: Removed. Merged into ...
12033 * gimple.h: ... here. New file.
12035 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12036 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12037 --enable-checking=gimple flag.
12038 * config.in: Likewise.
12039 * configure: Regenerated.
12041 * tree-ssa-operands.h: Tuplified.
12042 * tree-vrp.c: Likewise.
12043 * tree-loop-linear.c: Likewise.
12044 * tree-into-ssa.c: Likewise.
12045 * tree-ssa-loop-im.c: Likewise.
12046 * tree-dump.c: Likewise.
12047 * tree-complex.c: Likewise.
12048 * cgraphbuild.c: Likewise.
12049 * tree-ssa-threadupdate.c: Likewise.
12050 * tree-ssa-loop-niter.c: Likewise.
12051 * tree-pretty-print.c: Likewise.
12052 * tracer.c: Likewise.
12053 * gengtype.c: Likewise.
12054 * tree-loop-distribution.c: Likewise.
12055 * tree-ssa-loop-unswitch.c: Likewise.
12056 * cgraph.c: Likewise.
12057 * cgraph.h: Likewise.
12058 * tree-ssa-loop-manip.c: Likewise.
12059 * value-prof.c: Likewise.
12060 * tree-ssa-loop-ch.c: Likewise.
12061 * tree-tailcall.c: Likewise.
12062 * value-prof.h: Likewise.
12063 * tree.c: Likewise.
12064 * tree.h: Likewise.
12065 * tree-pass.h: Likewise.
12066 * ipa-cp.c: Likewise.
12067 * tree-scalar-evolution.c: Likewise.
12068 * tree-scalar-evolution.h: Likewise.
12069 * target.h: Likewise.
12070 * lambda-mat.c: Likewise.
12071 * tree-phinodes.c: Likewise.
12072 * diagnostic.h: Likewise.
12073 * builtins.c: Likewise.
12074 * tree-ssa-alias-warnings.c: Likewise.
12075 * cfghooks.c: Likewise.
12076 * fold-const.c: Likewise.
12077 * cfghooks.h: Likewise.
12078 * omp-low.c: Likewise.
12079 * tree-ssa-dse.c: Likewise.
12080 * ipa-reference.c: Likewise.
12081 * tree-ssa-uncprop.c: Likewise.
12082 * toplev.c: Likewise.
12083 * tree-gimple.c: Likewise.
12084 * tree-gimple.h: Likewise.
12085 * tree-chrec.c: Likewise.
12086 * tree-chrec.h: Likewise.
12087 * tree-ssa-sccvn.c: Likewise.
12088 * tree-ssa-sccvn.h: Likewise.
12089 * cgraphunit.c: Likewise.
12090 * tree-ssa-copyrename.c: Likewise.
12091 * tree-ssa-ccp.c: Likewise.
12092 * tree-ssa-loop-ivopts.c: Likewise.
12093 * tree-nomudflap.c: Likewise.
12094 * tree-call-cdce.c: Likewise.
12095 * ipa-pure-const.c: Likewise.
12096 * c-format.c: Likewise.
12097 * tree-stdarg.c: Likewise.
12098 * tree-ssa-math-opts.c: Likewise.
12099 * tree-ssa-dom.c: Likewise.
12100 * tree-nrv.c: Likewise.
12101 * tree-ssa-propagate.c: Likewise.
12102 * ipa-utils.c: Likewise.
12103 * tree-ssa-propagate.h: Likewise.
12104 * tree-ssa-alias.c: Likewise.
12105 * gimple-low.c: Likewise.
12106 * tree-ssa-sink.c: Likewise.
12107 * ipa-inline.c: Likewise.
12108 * c-semantics.c: Likewise.
12109 * dwarf2out.c: Likewise.
12110 * expr.c: Likewise.
12111 * tree-ssa-loop-ivcanon.c: Likewise.
12112 * predict.c: Likewise.
12113 * tree-ssa-loop.c: Likewise.
12114 * tree-parloops.c: Likewise.
12115 * tree-ssa-address.c: Likewise.
12116 * tree-ssa-ifcombine.c: Likewise.
12117 * matrix-reorg.c: Likewise.
12118 * c-decl.c: Likewise.
12119 * tree-eh.c: Likewise.
12120 * c-pretty-print.c: Likewise.
12121 * lambda-trans.c: Likewise.
12122 * function.c: Likewise.
12123 * langhooks.c: Likewise.
12124 * ebitmap.h: Likewise.
12125 * tree-vectorizer.c: Likewise.
12126 * function.h: Likewise.
12127 * langhooks.h: Likewise.
12128 * tree-vectorizer.h: Likewise.
12129 * ipa-type-escape.c: Likewise.
12130 * ipa-type-escape.h: Likewise.
12131 * domwalk.c: Likewise.
12132 * tree-if-conv.c: Likewise.
12133 * profile.c: Likewise.
12134 * domwalk.h: Likewise.
12135 * tree-data-ref.c: Likewise.
12136 * tree-data-ref.h: Likewise.
12137 * tree-flow-inline.h: Likewise.
12138 * tree-affine.c: Likewise.
12139 * tree-vect-analyze.c: Likewise.
12140 * c-typeck.c: Likewise.
12141 * gimplify.c: Likewise.
12142 * coretypes.h: Likewise.
12143 * tree-ssa-phiopt.c: Likewise.
12144 * calls.c: Likewise.
12145 * tree-ssa-coalesce.c: Likewise.
12146 * tree.def: Likewise.
12147 * tree-dfa.c: Likewise.
12148 * except.c: Likewise.
12149 * except.h: Likewise.
12150 * cfgexpand.c: Likewise.
12151 * tree-cfgcleanup.c: Likewise.
12152 * tree-ssa-pre.c: Likewise.
12153 * tree-ssa-live.c: Likewise.
12154 * tree-sra.c: Likewise.
12155 * tree-ssa-live.h: Likewise.
12156 * tree-predcom.c: Likewise.
12157 * lambda.h: Likewise.
12158 * tree-mudflap.c: Likewise.
12159 * ipa-prop.c: Likewise.
12160 * print-tree.c: Likewise.
12161 * tree-ssa-copy.c: Likewise.
12162 * ipa-prop.h: Likewise.
12163 * tree-ssa-forwprop.c: Likewise.
12164 * ggc-page.c: Likewise.
12165 * c-omp.c: Likewise.
12166 * tree-ssa-dce.c: Likewise.
12167 * tree-vect-patterns.c: Likewise.
12168 * tree-ssa-ter.c: Likewise.
12169 * tree-nested.c: Likewise.
12170 * tree-ssa.c: Likewise.
12171 * lambda-code.c: Likewise.
12172 * tree-ssa-loop-prefetch.c: Likewise.
12173 * tree-inline.c: Likewise.
12174 * tree-inline.h: Likewise.
12175 * tree-iterator.c: Likewise.
12176 * tree-optimize.c: Likewise.
12177 * tree-ssa-phiprop.c: Likewise.
12178 * tree-vect-transform.c: Likewise.
12179 * tree-object-size.c: Likewise.
12180 * tree-outof-ssa.c: Likewise.
12181 * cfgloop.c: Likewise.
12182 * system.h: Likewise.
12183 * tree-profile.c: Likewise.
12184 * cfgloop.h: Likewise.
12185 * c-gimplify.c: Likewise.
12186 * c-common.c: Likewise.
12187 * tree-vect-generic.c: Likewise.
12188 * tree-flow.h: Likewise.
12189 * c-common.h: Likewise.
12190 * basic-block.h: Likewise.
12191 * tree-ssa-structalias.c: Likewise.
12192 * tree-switch-conversion.c: Likewise.
12193 * tree-ssa-structalias.h: Likewise.
12194 * tree-cfg.c: Likewise.
12195 * passes.c: Likewise.
12196 * ipa-struct-reorg.c: Likewise.
12197 * ipa-struct-reorg.h: Likewise.
12198 * tree-ssa-reassoc.c: Likewise.
12199 * cfgrtl.c: Likewise.
12200 * varpool.c: Likewise.
12201 * stmt.c: Likewise.
12202 * tree-ssanames.c: Likewise.
12203 * tree-ssa-threadedge.c: Likewise.
12204 * langhooks-def.h: Likewise.
12205 * tree-ssa-operands.c: Likewise.
12206 * config/alpha/alpha.c: Likewise.
12207 * config/frv/frv.c: Likewise.
12208 * config/s390/s390.c: Likewise.
12209 * config/m32c/m32c.c: Likewise.
12210 * config/m32c/m32c-protos.h: Likewise.
12211 * config/spu/spu.c: Likewise.
12212 * config/sparc/sparc.c: Likewise.
12213 * config/i386/i386.c: Likewise.
12214 * config/sh/sh.c: Likewise.
12215 * config/xtensa/xtensa.c: Likewise.
12216 * config/stormy16/stormy16.c: Likewise.
12217 * config/ia64/ia64.c: Likewise.
12218 * config/rs6000/rs6000.c: Likewise.
12219 * config/pa/pa.c: Likewise.
12220 * config/mips/mips.c: Likewise.
12222 2008-07-28 Simon Baldwin <simonb@google.com>
12224 * c-pragma.c (handle_pragma_message): New function.
12225 (init_pragma): Register handle_pragma_message.
12226 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12229 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12231 PR tree-optimization/35252
12232 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12233 REALPART_EXPR to be considered as same load operation.
12235 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12237 PR tree-optimization/36830
12238 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12239 (expressions_equal_p): Return false if only one operand is null.
12241 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12243 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12244 version requirements.
12246 2008-07-26 Olivier Hainque <hainque@adacore.com>
12248 * collect2.c (symkind): New enum. Symbol kinds we care about.
12249 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12250 code and head comment accordingly.
12251 (scan_prog_file): Use symkind names instead of bare integers.
12253 2008-07-25 Jan Hubicka <jh@suse.cz>
12255 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12257 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12258 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12259 * dojump.c (clear_pending_stack_adjust): Likewise.
12260 * print-tree.c (print_node): Ignore DECL_INLINE.
12261 * tree-inline.c (inlinable_function_p): Likewise.
12263 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12265 * doc/extend.texi (hot attribute): Document that the hot attribute
12266 turns on -O3 for some ports.
12267 (cold attribute): Document that the cold attribute turns on -Os
12270 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12271 reflect function specific option support.
12273 * target.h (struct target_option_hooks): Add fields to say whether
12274 the cold attribute implies -Os and the hot attribute implies -O3.
12276 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12277 By default, do not turn on -Os for cold functions.
12278 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12279 not turn on -O3 for hot functions.
12281 * c-common.c (handle_hot_attribute): Use target hook to determine
12282 if hot functions should enable -O3.
12283 (handle_cold_attribute): Use target hook to determine if cold
12284 functions should enable -Os.
12286 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12287 (override_options): Move disable scheduling to
12288 optimization_options.
12289 (optimization_options): Disable scheduling here, not
12291 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12292 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12294 * config/ia64/ia64.c (ia64_override_options): Move setting
12295 scheduling flags to ia64_optimization_options.
12296 (ia64_optimization_options): Disable scheduling options here, and
12297 not in ia64_override_options.
12298 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12299 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12301 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12304 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12306 2008-07-25 Martin Jambor <mjambor@suse.cz>
12308 PR tree-optimization/36926
12309 * ipa-prop.c (ipa_analyze_call_uses): Call
12310 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12312 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12314 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12315 movv2si_internal): Add mem = reg alternative.
12317 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12320 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12321 DEFAULT_PCC_STRUCT_RETURN to 127.
12323 2008-07-24 Jan Hubicka <jh@suse.cz>
12325 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12326 (build_cgraph_edges): Likewise.
12327 * cgraph.c (cgraph_node): Do not update assembler hash.
12328 (cgraph_remove_node): Drop non-unit-at-a-time code.
12329 * tree-pass.h (pass_O0_always_inline): Remove.
12330 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12331 * toplev.c (process_options): Flag unit-at-a-time does not imply
12332 no section anchors.
12333 * cgraphunit.c: Update comments.
12334 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12335 (cgraph_assemble_pending_functions): Remove.
12336 (cgraph_reset_node): Drop non-unit-at-a-time code.
12337 (cgraph_finalize_function): Likewise.
12338 (cgraph_analyze_function): Likewise.
12339 (cgraph_finalize_compilation_unit): Likewise.
12340 (cgraph_expand_function): Likewise.
12341 (cgraph_optimize): Likesise.
12342 (save_inline_function_body): Likewise.
12343 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12344 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12345 * ipa-inline.c: Update comments.
12346 (enum inlining_mode): remove INLINE_SPEED.
12347 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12348 (cgraph_mark_inline_edge): Likewise.
12349 (try_inline): Likewise.
12350 (cgraph_decide_inlining_incrementally): Likewise.
12351 (cgraph_gate_inlining): Remove.
12352 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12353 (cgraph_gate_early_inlining): Likewise.
12354 (gate_inline_passes): Remove.
12355 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12356 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12357 pass_O0_always_inline): Remove.
12358 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12359 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12360 * opts.c (no_unit_at_a_time_default): Remove.
12361 (decode_options): Remove flag_unit_at_a_time reset and warning.
12362 * opts.h (no_unit_at_a_time_default): Remove.
12363 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12364 early in GNU dialect.
12365 (merge_decls): Update comment; drop unit-at-a-time check.
12366 (finish_decl): Likewise.
12367 (grok_declaration): Remove flag_inline_trees code.
12368 (finish_functions): Return on function returning non-void on all
12370 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12371 * cfgexpand.c (expand_one_static_var): Remove.
12372 (expand_one_var): Remove expand_one_static_var call.
12373 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12374 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12375 and flag_unit_at_a-time compatibility checks.
12376 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12377 * tree-inline.c (flag_inline_trees): Remove.
12378 (inlinable_function_p): Don't check it.
12379 (expand_call_inline): Remove non-unit-at-a-time code.
12380 * tree-inline.h (flag_inline_trees): Remove.
12381 * tree-optimize.c (execute_early_local_optimizations): Remove
12382 unit-at-a-time checks.
12383 (tree_rest_of_compilation): Likewise.
12384 * combine.c (setup_incoming_promotions): Likewise.
12385 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12386 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12387 * passes.c (pass_inline_parameters): Update comments; remove
12388 O0_alwaysinline pass.
12389 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12390 (execute_one_pass): Likewise.
12391 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12392 (ix86_function_sseregparm): Likewise.
12393 * arm.c (arm_function_in_section_p): Likewise.
12394 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12395 * varpool.c: Update comments.
12396 (decide_is_variable_needed): Remove unit-at-a-time checks.
12397 (varpool_finalize_decl): Likewise.
12399 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12401 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12402 to 2 instead of -1.
12403 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12405 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12407 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12408 imp symbol extension.
12410 2008-07-23 Ian Lance Taylor <iant@google.com>
12412 * tree-vrp.c (infer_value_range): Ignore asm statements when
12413 looking for memory accesses for -fdelete-null-pointer-checks.
12415 2008-07-24 Ben Elliston <bje@au.ibm.com>
12417 * config/spu/spu-c.c (__vector_keyword): New variable.
12418 (vector_keyword): Likewise.
12419 (spu_categorize_keyword): New function.
12420 (spu_macro_to_expand): Likewise.
12421 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12422 compiling an ISO C dialect.
12424 2008-07-24 Ben Elliston <bje@au.ibm.com>
12426 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12427 conventional usage.
12429 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12431 * configure: Regenerate.
12432 * configure.ac: Require texinfo 4.7.
12433 * doc/install.texi: Document texinfo 4.7 requirement.
12435 2008-07-23 Martin Jambor <mjambor@suse.cz>
12437 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12438 rather than for DECL_SAVED_TREE.
12439 * ipa-prop.c: Include diagnostic.h.
12440 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12442 (ipa_detect_param_modifications): Function rewritten from scratch.
12443 (ipa_compute_jump_functions): Changed accesses to modification flags.
12444 (ipa_free_node_params_substructures): Update flags destruction.
12445 (ipa_node_duplication_hook): Update flags duplication.
12446 (ipa_print_all_params_modified): Updated flag access.
12447 * ipa-prop.h (struct ipa_param_flags): New structure.
12448 (struct ipa_node_params): New field modification_analysis_done,
12449 modified_flags changed into param_flags.
12450 (ipa_is_ith_param_modified): Changed to use new flags.
12451 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12453 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12454 ipa-cp.c and split into two functions.
12455 (ipa_print_node_jump_functions): New function.
12456 (compute_scalar_jump_functions): New function.
12457 (type_like_member_ptr_p): New function.
12458 (compute_pass_through_member_ptrs): New function.
12459 (fill_member_ptr_cst_jump_function): New function.
12460 (determine_cst_member_ptr): New function.
12461 (compute_cst_member_ptr_arguments): New function.
12462 (ipa_compute_jump_functions): Complete rewrite.
12463 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12464 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12465 (struct ipa_member_ptr_cst): New structure.
12466 (union jump_func_value): New field member_cst.
12467 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12468 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12469 jump function types.
12470 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12471 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12472 instead of ipcp_print_all_jump_functions.
12473 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12474 only for replacable scalars.
12476 * doc/invoke.texi (Optimize options): Add description of
12477 -findirect-inlining.
12478 * common.opt (flag_indirect_inlining): New flag.
12479 * opts.c (decode_options): Set flag_indirect_inlining when
12482 * ipa-inline.c: Include ipa-prop.h.
12483 (inline_indirect_intraprocedural_analysis): New function.
12484 (inline_generate_summary): Allocate parameter and argument info
12485 structures, call inline_indirect_intraprocedural_analysis on each
12486 node when doing indirect inlining and deallocate indirect inlining
12487 data structures in the end.
12488 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12489 (free_all_ipa_structures_after_iinln): New function.
12490 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12492 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12494 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12495 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12496 of computing the frequency separately.
12497 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12498 of computing the frequency separately.
12499 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12500 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12501 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12502 (ipa_get_stmt_member_ptr_load_param): New function.
12503 (ipa_is_ssa_with_stmt_def): New function.
12504 (ipa_note_param_call): New function.
12505 (ipa_analyze_call_uses): New function.
12506 (ipa_analyze_stmt_uses): New function.
12507 (ipa_analyze_params_uses): New function.
12508 (ipa_free_node_params_substructures): Also free the param_calls linked
12510 (ipa_node_duplication_hook): Also duplicate the param_calls
12512 (ipa_print_node_param_flags): New function.
12513 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12514 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12515 * ipa-prop.h (struct ipa_param_flags): New field called.
12516 (struct ipa_param_call_note): New structure.
12517 (struct ipa_node_params): New fields param_calls and
12518 uses_analysis_done.
12519 (ipa_is_ith_param_called): New function.
12520 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12521 ipa_analyze_params_uses and dump parameter flags.
12523 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12524 ipa_propagate_indirect_call_infos if performing indirect inlining,
12525 pass a new parameter new_edges to it.
12526 (add_new_edges_to_heap): New fucntion.
12527 (cgraph_decide_inlining_of_small_functions): New vector
12528 new_indirect_edges for newly found indirect edges , call
12529 ipa_propagate_indirect_call_infos after inlining.
12530 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12531 inlining if performing indirect inlining. Call
12532 free_all_ipa_structures_after_iinln when doing so too.
12533 (inline_generate_summary): Do not call
12534 free_all_ipa_structures_after_iinln here.
12535 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12536 (print_edge_addition_message): New function.
12537 (update_call_notes_after_inlining): New function.
12538 (propagate_info_to_inlined_callees): New function.
12539 (ipa_propagate_indirect_call_infos): New function.
12540 * ipa-prop.h: Include cgraph.h
12541 (struct ipa_param_call_note): Fields reordered, new field processed.
12542 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12543 flag indirect_call.
12544 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12545 rediscovered call statements.
12546 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12547 (dump_cgraph_node): Dump also the indirect_call flag.
12548 (cgraph_clone_edge): Copy also the indirect_call flag.
12549 * tree-inline.c (copy_bb): Do not check for fndecls from call
12550 expressions, check for edge availability when moving clones.
12551 (get_indirect_callee_fndecl): New function.
12552 (expand_call_inline): If callee declaration is not apprent from
12553 the statement, try calling get_indirect_callee_fndecl. Do not
12554 issue warnings or call sorry when not inlinings an indirect edge.
12555 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12557 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12558 bit more frandly to matching.
12559 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12560 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12561 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12563 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12566 * opth-gen.awk: Suppress function specific features when building
12568 * optc-gen.awk: Ditto.
12570 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12573 * diagnostic.c (pedwarn): Add opt parameter.
12575 * c-tree.h (pedwarn_init): Add opt parameter.
12576 (pedwarn_c90): Likewise.
12577 (pedwarn_c99): Likewise.
12578 * c-errors.c (pedwarn_c99): Likewise.
12579 (pedwarn_c90): Likewise.
12580 * toplev.h (pedwarn): Update declaration.
12581 (pedwarn0): Declare.
12582 * c-lex.c: All calls to pedwarn changed.
12583 * builtins.c: All calls to pedwarn changed.
12584 * toplev.c: All calls to pedwarn changed.
12585 * c-decl.c: All calls to pedwarn changed.
12586 * c-typeck.c: All calls to pedwarn changed.
12587 * c-common.c: All calls to pedwarn changed.
12588 * c-parser.c: All calls to pedwarn changed.
12590 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12591 Karthik Kumar <karthikkumar@gmail.com>
12593 * attribs.c (file scope): Include c-common.h.
12594 (decl_attributes): Add support for #pragma GCC optimize and
12595 #pragma GCC option.
12597 * targhooks.c (default_can_inline_p): New function that is the
12598 default for the TARGET_CAN_INLINE_P target hook.
12600 * targhooks.h (default_can_inline_p): Add declaration.
12602 * tree.c (cl_optimization_node): New static tree for building
12603 OPTIMIZATION_NODE tree.
12604 (cl_target_option_node): New static tree for building
12605 TARGET_OPTION_NODE tree.
12606 (cl_option_hash_table): New hash table for hashing
12607 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12608 (cl_option_hash_hash): New function to provide the hash value for
12609 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12610 (cl_option_hash_eq): New function to provide an equality test for
12611 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12612 (tree_code_size): Add support for OPTIMIZATION_NODE and
12613 TARGET_OPTION_NODE trees.
12614 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12615 TARGET_OPTION_NODE trees.
12616 (build_optimization_node): Build a tree that has all of the
12617 current optimization options.
12618 (build_target_option_node): Build a tree that has the target
12619 options that might be changed on a per function basis.
12621 * tree.h (file scope): Include options.h.
12622 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12623 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12624 (TREE_OPTIMIZATION): Ditto.
12625 (TREE_TARGET_SPECIFIC): Ditto.
12626 (struct tree_function_decl): Add fields for remembering the
12627 current optimization options and target specific options.
12628 (struct tree_optimization_option): New tree variant that remembers
12629 the optimization options.
12630 (struct tree_target_option): New tree variant that remembers the
12631 target specific flags that might change for compiling a particular
12633 (union tree_node): Include tree_optimization_option and
12634 tree_target_option fields.
12635 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12636 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12637 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12638 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12639 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12640 optimization and target options.
12641 (optimization_default_node): New macro to refer to global_trees
12643 (optimization_current_node): Ditto.
12644 (optimization_cold_node): Ditto.
12645 (optimization_hot_node): Ditto.
12646 (target_option_default_node): Ditto.
12647 (target_option_current_node): Ditto.
12648 (current_option_pragma): Ditto.
12649 (current_optimize_pragma): Ditto.
12651 * target.h (struct gcc_target): Add valid_option_attribute_p,
12652 target_option_save, target_option_restore, target_option_print,
12653 target_option_pragma_parse, and can_inline_p hooks.
12655 * toplev.h (parse_optimize_options): Add declaration.
12656 (fast_math_flags_struct_set_p): Ditto.
12658 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12659 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12662 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12663 tree_can_inline_p hook to see if one function can inline another.
12664 (cgraph_decide_inlining): Ditto.
12665 (cgraph_decide_inlining_incrementally): Ditto.
12667 * opts.c (decode_options): Add support for running multiple times
12668 to allow functions with different target or optimization options
12669 than was specified on the command line.
12670 (fast_math_flags_struct_set_p): New function that is similar to
12671 fast_math_flags_set_p, except it uses the values in the
12672 cl_optimization structure instead of global variables.
12674 * optc-gen.awk: Add support for TargetSave to allow a back end to
12675 declare new fields that need to be saved when using function
12676 specific options. Include flags.h and target.h in the options.c
12677 source. Add support for Save to indicate which options can be set
12678 for individual functions. Generate cl_optimize_save,
12679 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12680 cl_target_option_restore, cl_target_option_print functions to
12681 allow functions to use different optimization or target options.
12683 * opt-functions.awk (var_type_struct): Return the type used for
12684 storing the field in a structure.
12686 * opth-gen.awk: Add support for TargetSave to allow a back end to
12687 declare new fields that need to be saved when using function
12688 specific options. Add support for Save to indicate which options
12689 can be set for individual functions. Only generate one extern for
12690 Mask fields. Generate cl_optimization and cl_target_option
12691 structures to remember optimization and target options.
12693 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12694 collecting new tree nodes.
12695 (TS_TARGET_OPTION): Ditto.
12697 * c-decl.c (merge_decls): Merge function specific target and
12698 optimization options.
12700 * function.c (invoke_set_current_function_hook): If the function
12701 uses different optimization options, change the global variables
12704 * coretypes.h (struct cl_optimization): Add forward reference.
12705 (struct cl_target_option): Ditto.
12707 * c-pragma.c (option_stack): New static vector to remember the
12708 current #pragma GCC option stack.
12709 (handle_pragma_option): New function to support #pragma GCC option
12710 to change target options.
12711 (optimize_stack): New static vector to remember the current
12712 #pragma GCC optimize stack.
12713 (handle_pragma_optimize): New function to support #pragma GCC
12714 optimize to change optimization options.
12715 (init_pragma): Add support for #pragma GCC optimize and #pragma
12718 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12719 optimization options.
12720 (TARGET_OPTION_NODE): New tree code for remembering certain target
12723 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12724 TARGET_OPTION_NODE trees.
12726 * common.opt (-O): Add Optimization flag.
12728 (-fmath-errno): Ditto.
12729 (-falign-functions): Add UInteger flag to make sure flag gets full
12730 int in cl_optimization structure.
12731 (-falign-jumps): Ditto.
12732 (-falign-labels): Ditto.
12733 (-falign-loops): Ditto.
12734 (-fsched-stalled-insns): Ditto.
12735 (-fsched-stalled-insns-dep): Ditto.
12737 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12739 (TARGET_OPTION_SAVE): Ditto.
12740 (TARGET_OPTION_RESTORE): Ditto.
12741 (TARGET_OPTION_PRINT): Ditto.
12742 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12743 (TARGET_CAN_INLINE_P): Ditto.
12744 (TARGET_INITIALIZER): Add new hooks.
12746 * tree-inline.c (tree_can_inline_p): New function to determine
12747 whether one function can inline another. Check if the functions
12748 use compatible optimization options, and also call the backend
12751 * tree-inline.h (tree_can_inline_p): Add declaration.
12753 * c-common.c (c_common_attribute): Add support for option and
12754 optimize attributes.
12755 (handle_option_attribute): Add support for the option attribute to
12756 allow the user to specify different target options for compiling a
12758 (handle_optimize_attribute): Add support for the optimize
12759 attribute to allow the user to specify different optimization
12760 options for compiling a specific function.
12761 (handle_hot_attribute): Turn on -O3 optimization for this one
12762 function if it isn't the default optimization level.
12763 (handle_cold_attribute): Turn on -Os optimization for this one
12764 function if it insn't the default optimization.
12765 (const_char_p): New const char * typedef.
12766 (optimize_args): New static vector to remember the optimization
12768 (parse_optimize_options): New function to set up the optimization
12769 arguments from either the optimize attribute or #pragma GCC optimize.
12771 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12772 (builtin_define_std): Ditto.
12774 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12775 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12776 (x86_64-*-*): Ditto.
12778 * Makefile.in (TREE_H): Add options.h.
12779 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12781 * doc/extend.texi (option attribute): Document new attribute.
12782 (optimize attribute): Ditto.
12783 (hot attribute): Document hot attribute sets -O3.
12784 (cold attribute): Document cold attribute sets -Os.
12785 (#pragma GCC option): Document new pragma.
12786 (#pragma GCC optimize): Ditto.
12788 * doc/options.texi (TargetSave): Document TargetSave syntax.
12789 (UInteger): Document UInteger must be used for certain flags.
12790 (Save): Document Save option to create target specific options
12791 that can be saved/restored on a function specific context.
12793 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12794 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12796 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12797 (TARGET_OPTION_SAVE): Ditto.
12798 (TARGET_OPTION_RESTORE): Ditto.
12799 (TARGET_OPTION_PRINT): Ditto.
12800 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12801 (TARGET_CAN_INLINE_P): Ditto.
12803 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12805 (-mfpmath=both): Ditto.
12807 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12808 Karthik Kumar <karthikkumar@gmail.com>
12810 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12811 (TARGET_POPCNT): Ditto.
12812 (TARGET_SAHF): Ditto.
12813 (TARGET_AES): Ditto.
12814 (TARGET_PCLMUL): Ditto.
12815 (TARGET_CMPXCHG16B): Ditto.
12816 (TARGET_RECIP): Move switch into target_flags.
12817 (TARGET_FUSED_MADD): Ditto.
12818 (ix86_arch_features): Make an unsigned char type.
12819 (ix86_tune_features): Ditto.
12820 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12821 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12822 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12824 * config/i386/i386.opt (arch): New TargetSave field to define
12825 fields that need to be saved for function specific option support.
12828 (branch_cost): Ditto.
12829 (ix86_isa_flags_explicit): Ditto.
12830 (tune_defaulted): Ditto.
12831 (arch_specified): Ditto.
12832 (-m128-long-double): Add Save flag to save option for target
12833 specific option support.
12835 (-maccumulate-outgoing-args): Ditto.
12836 (-malign-double): Ditto.
12837 (-malign-stringops): Ditto.
12838 (-mfancy-math-387): Ditto.
12839 (-mhard-float): Ditto.
12840 (-mieee-fp): Ditto.
12841 (-minline-all-stringops): Ditto.
12842 (-minline-stringops-dynamically): Ditto.
12843 (-mms-bitfields): Ditto.
12844 (-mno-align-stringops): Ditto.
12845 (-mno-fancy-math-387): Ditto.
12846 (-mno-push-args): Ditto.
12847 (-mno-red-zone): Ditto.
12848 (-mpush-args): Ditto.
12849 (-mred-zone): Ditto.
12851 (-msseregparm): Ditto.
12852 (-mstack-arg-probe): Ditto.
12864 (-mno-sse4): Ditto.
12867 (-mrecip): Move flag into target_flags.
12869 (-mno-fused-madd): Ditto.
12870 (-mfused-madd): Ditto.
12871 (-mabm): Move flag into ix86_isa_flags.
12878 * config/i386/i386-c.c: New file for #pragma support.
12879 (ix86_target_macros_internal): New function to #define or #undef
12880 target macros based when the user uses the #pragma GCC option to
12881 change target options.
12882 (ix86_pragma_option_parse): New function to add #pragma GCC option
12884 (ix86_target_macros): Move defining the target macros here from
12885 TARGET_CPU_CPP_BUILTINS in i386.h.
12886 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12887 defined, initialize any subtarget #pragmas.
12889 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12890 REGISTER_TARGET_PRAGMAS.
12892 * config/i386/t-i386: New file for x86 dependencies.
12893 (i386.o): Make dependencies mirror the include files used.
12894 (i386-c.o): New file, add dependencies.
12896 * config/i386/i386-protos.h (override_options): Add bool argument.
12897 (ix86_valid_option_attribute_tree): Add declaration.
12898 (ix86_target_macros): Ditto.
12899 (ix86_register_macros): Ditto.
12901 * config/i386/i386.c (ix86_tune_features): Move initialization of
12902 the target masks to initial_ix86_tune_features to allow functions
12903 to have different target options. Make type unsigned char,
12904 instead of unsigned int.
12905 (initial_ix86_tune_features): New static vector to hold processor
12906 masks for the tune variables.
12907 (ix86_arch_features): Move initialization of the target masks to
12908 initial_ix86_arch_features to allow functions to have different
12909 target options. Make type unsigned char, instead of unsigned int.
12910 (initial_ix86_arch_features): New static vector to hold processor
12911 masks for the arch variables.
12912 (enum ix86_function_specific_strings): New enum to describe the
12913 string options used for attribute((option(...))).
12914 (ix86_target_string): New function to return a string that
12915 describes the target options.
12916 (ix86_debug_options): New function to print the current options in
12918 (ix86_function_specific_save): New function hook to save the
12919 function specific global variables in the cl_target_option structure.
12920 (ix86_function_specific_restore): New function hook to restore the
12921 function specific variables from the cl_target_option structure to
12922 the global variables.
12923 (ix86_function_specific_print): New function hook to print the
12924 target specific options in the cl_target_option structure.
12925 (ix86_valid_option_attribute_p): New function hook to validate
12926 attribute((option(...))) arguments.
12927 (ix86_valid_option_attribute_tree): New function that is common
12928 code between attribute((option(...))) and #pragma GCC option
12929 support that parses the options and returns a tree holding the options.
12930 (ix86_valid_option_attribute_inner_p): New helper function for
12931 ix86_valid_option_attribute_tree.
12932 (ix86_can_inline_p): New function hook to decide if one function
12933 can inline another on a target specific basis.
12934 (ix86_set_current_function); New function hook to switch target
12935 options if the user used attribute((option(...))) or #pragma GCC
12937 (ix86_tune_defaulted): Move to static file scope from
12939 (ix86_arch_specified): Ditto.
12940 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12942 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12943 (OPTION_MASK_ISA_ABM_SET): Ditto.
12944 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12945 (OPTION_MASK_ISA_CX16_SET): Ditto.
12946 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12947 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12948 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12949 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12950 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12951 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12952 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12953 (struct ptt): Move to static file scope from override_options.
12954 (processor_target_table): Ditto.
12955 (cpu_names): Ditto.
12956 (ix86_handle_option): Add support for options that are now isa options.
12957 (override_options): Add support for declaring functions that
12958 support different target options than were specified on the
12959 command line. Move struct ptt, processor_target_table, cpu_names,
12960 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12961 Add bool argument. Fix up error messages so the appropriate error
12962 is given for either command line or attribute.
12963 (ix86_previous_fndecl): New static to remember previous function
12964 declaration to see if we need to change target options.
12965 (ix86_builtins_isa): New array to record the ISA of each builtin
12967 (def_builtin): Always create the builtin function, even if the
12968 current ISA doesn't support it.
12969 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12970 tests for those builtins.
12971 (ix86_init_builtins): Remove TARGET_MMX test for calling
12972 ix86_init_mmx_sse_builtins.
12973 (ix86_expand_builtin): If the current ISA doesn't support a given
12974 builtin, signal an error.
12975 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12976 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12977 (TARGET_OPTION_SAVE): Ditto.
12978 (TARGET_OPTION_RESTORE): Ditto.
12979 (TARGET_OPTION_PRINT): Ditto.
12980 (TARGET_CAN_INLINE_P): Ditto.
12982 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12984 * c-typeck.c (build_external_ref): Don't call assemble_external.
12985 * final.c (output_operand): Call assemble_external.
12987 2008-07-21 DJ Delorie <dj@redhat.com>
12989 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12990 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12992 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12994 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12995 original insn and splitter contents into ...
12996 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12997 flag_unsafe_math_optimizations. Add dummy scratch register.
12998 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12999 !flag_unsafe_math_optimizations. Returns number with next
13000 highest magnitude if this is still less or equal to the true
13001 quotient in magnitude.
13003 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13005 * Makefile.in: Replace toplev.h with TOPLEV_H.
13006 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13007 * c-lex.c (fe_file_change): Don't set in_system_header.
13008 * c-parser.c (c_token): Remove in_system_header.
13009 (c_lex_one_token): Don't set in_system_header.
13010 (c_parser_set_source_position_from_token): Don't set in_system_header.
13011 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13014 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13015 * flags.h (in_system_header): Remove.
13016 * function.c (saved_in_system_header): Remove.
13017 (push_cfun): Don't set in_system_header.
13018 (pop_cfun): Don't set in_system_header.
13019 (push_struct_function): Don't set in_system_header.
13020 * input.h (expanded_location): Add sysp.
13021 (in_system_header_at): New.
13022 (in_system_header): New.
13023 * toplev.c (in_system_header): Remove.
13024 * toplev.h: Include input.h
13026 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13027 * tree-ssa.c (warn_uninit): Call warning_at.
13028 (warn_uninitialized_var): Update calls to warn_uninit.
13029 (warn_uninitialized_phi): Update calls to warn_uninit.
13030 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13031 (expand_location): Initialize xloc.sysp.
13032 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13033 (tree_decl_with_vis): Remove in_system_header_flag.
13035 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13038 * recog.c (asm_operand_ok): Change the order of the extra
13039 memory constraint checks.
13041 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13044 * tree-switch-conversion.c (build_one_array): Call
13045 varpool_mark_needed_node and varpool_finalize_decl
13046 instead of assemble_variable.
13048 2008-07-19 Jan Hubicka <jh@suse.cz>
13050 * cgraph.c (cgraph_add_new_function): Do early local passes.
13051 * tree-nrv.c (gate_pass_return_slot): New gate.
13052 (pass_nrv): Add the gate.
13053 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13055 (coalesce_ssa_name): Coalesce SSA names.
13056 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13057 not optimizing so unused user vars remains visible.
13058 * common.opt (flag_tree_ter): Always enable by default.
13059 * tree-ssa-ter.c: Include flags.h
13060 (is_replaceable_p): Check that locations match; when aliasing
13061 is missing be conservative about loads.
13062 * tree-optimize.c (gate_init_datastructures): Remove.
13063 (pass_init_datastructures): New.
13064 * passes.c: Reorder passes so we always go into SSA.
13066 2008-07-19 Jan Hubicka <jh@suse.cz>
13068 * doc/extend.texi (flatten attribute): Remove note about
13070 * doc/invoke.texi (--combine): Likewise.
13071 (-finline-functions-called-once): Update levels when enabled.
13072 (-funit-at-a-time): Document new behaviour.
13073 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13074 -fno-section-anchors when disabled explicitly.
13075 (inline params): They are not ignored now.
13076 (precompiled headers): Remove unit-at-a-time as being incompatible.
13077 * opts.c (decode_options): Handle unit-at-a-time as alias;
13078 imply -fno-section-anchors when toplevel reorder is disabled
13080 * common.opt (ftoplevel-reorder): Set default value to 2.
13081 (funit-at-a-time): Set default value to 1.
13082 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13085 2008-07-19 Jan Hubicka <jh@suse.cz>
13087 * builtins.c (expand_builtin_int_roundingfn,
13088 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13091 2008-07-19 Richard Guenther <rguenther@suse.de>
13094 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13095 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13096 * tree-ssa-pre.c (get_expr_value_id): For newly created
13097 constant value-ids make sure to add the expression to its
13100 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13102 PR middle-end/36877
13103 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13104 return value of the builtin is ignored.
13106 2008-07-19 Olivier Hainque <hainque@adacore.com>
13108 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13109 bits, a C conformant malloc implementation has to provide.
13110 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13112 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13116 * reload.c (find_reloads_subreg_address): Only reload address if
13117 reloaded == 0, not for reloaded != 1.
13120 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13121 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13122 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13123 m32c_legitimize_reload_address.
13125 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13126 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13127 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13129 2008-07-19 Olivier Hainque <hainque@adacore.com>
13131 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13132 argument, saying whether nested array are to be collapsed
13133 into a single array type DIE with multiple subscripts.
13134 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13135 issues, centralize the nested array types collapsing control and
13136 disable the transformation for Ada.
13138 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13141 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13143 (x86_64_shift_adj_2): New expander.
13144 (x86_64_shift_adj_3): Ditto.
13145 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13146 to split TImode operands.
13147 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13148 (ix86_split_lshr): Ditto.
13150 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13152 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13153 and __CHAR32_TYPE__.
13154 * c-typeck.c (digest_init): Support char16_t and char32_t.
13155 (set_nonincremental_init_from_string): Idem.
13157 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13159 PR middle-end/36859
13160 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13161 PREFERRED_STACK_BOUNDARY.
13162 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13164 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13166 PR middle-end/36858
13167 * function.c (locate_and_pad_parm): Cap boundary earlier.
13169 2008-07-17 Julian Brown <julian@codesourcery.com>
13171 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13172 no-op for targets which don't use DLLs.
13174 2008-07-17 Martin Jambor <mjambor@suse.cz>
13176 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13177 that nodes are relevant by examining the node->analyzed flag.
13178 (ipcp_init_stage): Check which nodes are relevant, assert that the
13179 relevant ones are also required.
13180 (ipcp_propagate_stage): Check on the side arrays are properly
13182 (ipcp_print_all_jump_functions): Make sure not to touch any node
13183 that is not analyzed or an edge that does not have a corresponding
13184 entry in the on-the-side vectors.
13185 (ipcp_function_scale_print): Likewise.
13186 (ipcp_update_callgraph): Check that the node is relevant.
13187 (ipcp_insert_stage): Check that the node is relevant. Check there is
13188 an info for every node and edge.
13189 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13190 (ipa_print_all_tree_maps): Likewise and a new variable info.
13191 (ipa_print_all_params_modified): Likewise.
13192 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13194 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13197 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13199 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13201 PR rtl-optimization/36753
13202 * fwprop.c (use_killed_between): Don't shortcut
13203 single-definition global registers.
13205 2008-07-16 Jan Hubicka <jh@suse.cz>
13207 * cgraph.h (varpool_empty_needed_queue): Declare.
13208 * cgraphunit.c (output_in_order): Mark all variables as needed;
13210 * varpool.c (varpool_assemble_node): Update debug queue.
13211 (varpool_assemble_pending_decls): Don't do it here.
13212 (varpool_empty_needed_queue): New function.
13214 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13216 * recog.c (peephole2_optimize): Fix formatting.
13218 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13220 * c-pch.c (get_ident): Avoid C++ keywords.
13221 * combine-stack-adj.c (single_set_for_csa): Likewise.
13222 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13223 output_asm_insn): Likewise.
13224 * reload.c (push_secondary_reload, find_reusable_reload,
13225 push_reload, combine_reloads, find_reloads,
13226 debug_reload_to_stream): Likewise.
13227 * reload.h (struct reload): Likewise.
13228 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13229 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13230 emit_output_reload_insns): Likewise.
13231 * targhooks.c (default_secondary_reload): Likewise.
13232 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13234 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13236 * recog.c (validate_change_1, validate_change,
13237 validate_unshare_change, validate_replace_rtx_1, struct
13238 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13240 * reload.c (push_secondary_reload, secondary_reload_class,
13241 scratch_reload_class, find_valid_class, find_reusable_reload,
13242 push_reload, find_dummy_reload, find_reloads_address_1,
13243 find_reloads_address_part, find_equiv_reg): Likewise.
13244 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13245 choose_reload_regs): Likewise.
13246 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13248 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13249 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13250 * sched-rgn.c (concat_INSN_LIST): Likewise.
13251 * stor-layout.c (mode_for_size, mode_for_size_tree,
13252 smallest_mode_for_size): Likewise.
13254 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13256 * cfg.c (dump_reg_info): Avoid C++ keywords.
13257 * dwarf2asm.c (dw2_force_const_mem,
13258 dw2_asm_output_encoded_addr_rtx): Likewise.
13259 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13260 * expmed.c (expand_shift): Likewise.
13261 * global.c (find_reg): Likewise.
13262 * graph.c (draw_edge): Likewise.
13263 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13264 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13265 widen_clz, widen_bswap, expand_parity, expand_unop,
13266 emit_cmp_and_jump_insn_1): Likewise.
13267 * postreload.c (reload_cse_simplify_operands): Likewise.
13268 * ra.h (add_neighbor): Likewise.
13269 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13270 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13271 record_reg_classes, copy_cost, record_address_regs,
13272 invalid_mode_change_p): Likewise.
13273 * regrename.c (regrename_optimize, scan_rtx_reg,
13274 dump_def_use_chain, find_oldest_value_reg,
13275 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13277 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13279 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13280 MASK_POWERPC64 for power4 in previous commit.
13282 2008-07-16 Olivier Hainque <hainque@adacore.com>
13284 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13285 instead of bare conversion to cast const-ness away.
13287 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13289 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13290 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13291 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13292 (TARGET_FUNCTION_VALUE): Define.
13294 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13296 * config/rs6000/rs6000.c (processor_target_table): Add
13297 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13299 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13302 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13303 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13304 m32c_legitimize_reload_address.
13306 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13308 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13309 DECL_IN_SYSTEM_HEADER in sync.
13311 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13313 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13314 * tree-ssa-pre.c (pre_expr_eq): Ditto
13315 (get_constant_for_value_id): Take a type as an argument.
13316 (fully_constant_expression): Pass in type.
13317 (find_or_generate_expression): Short circuit constant case.
13318 (create_expression_by_pieces): Remove special casing of
13320 (do_regular_insertion): Short circuit constant case.
13321 (do_partial_partial_insertion): Ditto.
13323 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13326 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13328 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13330 * config/xtensa/libgcc-xtensa.ver: New file.
13331 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13333 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13335 * df-problems.c (df_set_note): Avoid C++ keywords.
13336 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13337 * dse.c (record_store, remove_useless_values): Likewise.
13338 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13339 gen_reg_rtx_offset, operand_subword, change_address_1,
13340 change_address, adjust_address_1, offset_address,
13341 widen_memory_access, emit_copy_of_insn_after): Likewise.
13342 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13343 * fwprop.c (should_replace_address, propagate_rtx_1,
13344 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13346 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13347 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13348 * lcm.c (compute_insert_delete, pre_edge_lcm,
13349 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13350 * lower-subreg.c (resolve_reg_notes): Likewise.
13351 * mode-switching.c (optimize_mode_switching): Likewise.
13353 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13355 * bt-load.c (add_btr_def, migrate_btr_def,
13356 branch_target_load_optimize): Avoid C++ keywords.
13357 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13359 * combine.c (subst, simplify_set, make_extraction,
13360 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13361 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13362 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13364 2008-07-15 Richard Guenther <rguenther@suse.de>
13366 PR middle-end/36369
13367 * c-common.c (strict_aliasing_warning): Do not warn for
13368 TYPE_REF_CAN_ALIAS_ALL pointers.
13369 (c_common_get_alias_set): may_alias types are not special.
13370 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13371 attribute and set can_ref_all accordingly.
13372 (build_reference_type_for_mode): Likewise.
13373 * doc/extend.texi (may_alias): Clarify.
13375 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13378 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13379 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13381 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13384 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13385 gcc_assert, instead call output_operand_lossage.
13387 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13389 * builtins.c (std_canonical_va_list): Treat structure based
13392 2008-07-15 Ben Elliston <bje@au.ibm.com>
13394 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13396 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13398 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13401 2008-07-14 Jan Hubicka <jh@suse.cz>
13403 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13404 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13405 fix predicates and constraints.
13406 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13407 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13409 2008-07-14 Doug Kwan <dougkwan@google.com>
13411 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13412 additional option file arm/eabi.opt.
13413 * config/arm/eabi.h (File): New configuration file for EABI targets.
13414 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13415 SUBSUBTARGET_EXTRA_SPECS.
13416 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13417 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13418 from STARTFILE_SPEC so that it can be referenced in an override.
13419 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13420 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13421 can be referenced in an override.
13422 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13423 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13424 so that it can be referenced in an override.
13425 (LINK_SPEC): Use BPABI_LINK_SPEC.
13426 * config/arm/eabi.opt (File): New.
13428 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13430 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13431 (FIXED_VALUE_H): New variable.
13432 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13433 input.h, fixed-value.h.
13434 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13435 (BASIC_BLOCK_H): Use $(BITMAP_H).
13436 (FUNCTION_H): Add varray.h.
13437 (IPA_REFERENCE_H): Use $(BITMAP_H).
13438 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13439 (DF_H): Use $(BITMAP_H).
13440 (GGC_H): Add statistics.h.
13441 (INSN_ADDR_H): New.
13442 (INSN_ATTR_H): Use it.
13443 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13445 (SYMTAB_H): Add $(OBSTACK_H).
13446 (CPP_INTERNAL_H): New.
13447 (TREE_DUMP_H): Add tree-pass.h.
13448 (TREE_FLOW_H): Use $(BITMAP_H)
13449 (PRETTY_PRINT_H): Use $(INPUT_H).
13450 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13453 (many object files): Fix lots of header dependencies throughout.
13455 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13457 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13459 (s-gtyp-input): Use them to write tmp-gi.list.
13460 (echo_to_gi.list): Remove.
13462 2008-07-14 Richard Guenther <rguenther@suse.de>
13464 * tree-ssa-sccvn.c (pre_info): Remove.
13465 (switch_to_PRE_table): Likewise.
13466 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13467 (set_hashtable_value_ids): Do not create value-ids for the
13469 (run_scc_vn): Remove double test. Remove bogus special-case
13470 in value-number printing.
13471 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13472 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13474 * tree-flow-inline.h (get_value_handle): Remove.
13475 * tree-flow.h (get_value_handle): Remove.
13477 2008-07-14 Martin Jambor <mjambor@suse.cz>
13479 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13480 in which we generate arithmetics is not a subrange.
13482 2008-07-14 Martin Jambor <mjambor@suse.cz>
13484 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13486 2008-07-14 Richard Guenther <rguenther@suse.de>
13488 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13490 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13493 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13494 reload for symbol refs moved to r0 with -fPIC.
13495 (legitimize_pic_address): Use the target register as temporary
13497 (emit_symbolic_move): Adjust comment.
13498 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13501 2008-07-14 Ben Elliston <bje@au.ibm.com>
13503 * c-common.h (C_CPP_HASHNODE): New macro.
13504 * coretypes.h (struct cpp_token): Forward declare.
13505 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13506 the context-sensitive keyword method.
13507 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13508 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13509 expand_bool_pixel): New.
13510 (altivec_categorize_keyword): New function.
13511 (init_vector_keywords): New function.
13512 (rs6000_macro_to_expand): Likewise.
13513 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13514 compiling an ISO C dialect.
13516 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13518 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13519 (create_expression_by_pieces): Fix typo.
13520 (do_regular_insertion): Use debug counter here too.
13522 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13525 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13526 CONST_OK_FOR_LETTER_P. All port-local users changed.
13527 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13528 implement Kp matching power-of-two.
13529 (CONSTRAINT_LEN): Define to match.
13530 * config/cris/cris.md: Replace all use of constraint K with Kc.
13531 ("*btst*): Use Kp for operand 0 of last alternative.
13533 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13536 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13539 2008-07-13 Jan Hubicka <jh@suse.cz>
13541 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13544 2008-07-13 Richard Guenther <rguenther@suse.de>
13546 PR middle-end/36811
13547 * langhooks.c (lhd_print_error_function): Deal with recursive
13550 2008-07-12 Jan Hubicka <jh@suse.cz>
13552 * cgraph.c (assembler_name_hash): New static var.
13553 (hash_node_by_assembler_name, eq_assembler_name): New.
13554 (cgraph_node_for_asm): Use hashtable.
13555 (cgraph_remove_node): Maintain hashtable.
13556 (change_decl_assembler_name): Sanity check that names are not changing
13557 after aliasing was processed.
13558 * cgraph.h (varpoon_node): Add next GGC marker.
13559 * tree.c (decl_assembler_name_equal): Constify.
13560 (decl_assembler_name_hash): New.
13561 * tree.h (decl_assembler_name_equal): Constify.
13562 (decl_assembler_name_hash): Update.
13564 2008-07-12 David Daney <ddaney@avtrex.com>
13566 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13567 sb1 and r5000 cpus.
13569 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13571 * doc/md.texi: Document the MIPS "v" constraint.
13572 * config/mips/mips.h (reg_class): Revert last change.
13573 (REG_CLASS_NAMES): Likewise.
13574 (REG_CLASS_CONTENTS): Likewise.
13575 * config/mips/mips.c (mips_regno_to_class): Likewise.
13576 * config/mips/constraints.md (v): Likewise, but add documentation.
13577 Add a comment to say that this constraint should not be used in
13580 2008-07-11 DJ Delorie <dj@redhat.com>
13582 * config/h8300/h8300.md (length): Fix branch offset limit.
13584 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13586 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13587 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13588 (avr_hard_regno_scratch_ok): New function.
13589 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13590 * config/avr/avr.md (all peepholes that request a scratch register):
13591 Remove avr_peep2_scratch_safe use.
13593 2008-07-11 Tom Tromey <tromey@redhat.com>
13594 Ian Lance Taylor <iant@google.com>
13596 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13597 (struct c_common_resword): Define.
13598 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13599 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13600 (c_common_reswords, num_c_common_reswords): Declare.
13601 * c-common.c (c_common_reswords): New global const array.
13602 (num_c_common_reswords): New const int.
13603 * c-parser.c (struct resword, reswords): Don't define.
13604 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13605 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13606 than reswords. If warning about C++ keywords, give them a special
13608 (c_lex_one_token): Warn about C++ keywords. Call
13609 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13610 (c_parser_external_declaration): Look for RID_xxx rather than
13611 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13612 (c_parser_statement_after_labels): Likewise.
13613 (c_parser_objc_class_instance_variables): Likewise.
13614 (c_parser_objc_class_declaration): Likewise.
13615 (c_parser_objc_try_catch_statement): Likewise.
13616 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13617 (declspecs_add_type): Likewise.
13619 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13621 * ggc-page.c (alloc_page):
13622 Substituting xmalloc, xcalloc with
13623 XNEWVEC and XCNEWVAR macros which add the
13626 2008-07-11 Richard Guenther <rguenther@suse.de>
13628 PR tree-optimization/36765
13629 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13630 aliases from HEAP vars to SMTs.
13632 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13634 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13635 * configure.ac (loose_warn): Move -Wc++-compat from here...
13636 (strict_warn): ...to here.
13637 * configure: Regenerate.
13639 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13641 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13642 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13643 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13644 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13645 excluding more specific h8300-*-* and sh-*-* targets.
13647 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13649 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13650 (eliminate): Ditto.
13651 (execute_pre): Call loop_optimizer_finalize in early exit.
13653 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13655 PR middle-end/36790
13656 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13657 uids in the bitmap, not just VAR_DECL uids.
13659 PR rtl-optimization/36419
13660 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13661 (combine_stack_adjustments_for_block): Call it if needed. Delete
13663 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13664 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13665 prologue sp adjustment.
13667 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13670 * opts.c (print_ignored_options): Report postponed diagnostics for
13671 unknown -Wno-* options as warnings, not errors.
13672 (postpone_unknown_option_error): Renamed to...
13673 (postpone_unknown_option_warning): ... this.
13675 2008-07-09 Doug Kwan <dougkwan@google.com>
13678 2008-07-08 Doug Kwan <dougkwan@google.com>
13680 * config/arm/arm.opt (mandroid): New option.
13681 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13682 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13684 (CC1PLUS_SPEC): Same.
13686 (STARTFILE_SPEC): Same.
13687 (ENDFILE_SPEC): Same.
13688 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13691 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13694 * config/mips/mips.h (reg_class): Remove V1_REG.
13695 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13696 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13697 instead of V1_REGS.
13698 (mips_get_tp): New function.
13699 (mips_legitimize_tls_address): Use it.
13700 * config/mips/constraints.md (v): Delete.
13701 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13702 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13703 After reload, split into a move and ...
13704 (*tls_get_tp_<mode>_split): ...this new instruction.
13706 2008-07-09 David Daney <ddaney@avtrex.com>
13708 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13710 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13712 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13713 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13715 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13716 htab_delete should be called. Don't free c.
13717 (lookup_tmp_var): Create temp_htab lazily.
13718 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13719 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13721 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13722 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13723 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13724 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13725 * tree-sra.c (generate_element_init): Likewise.
13726 * tree-mudflap.c (execute_mudflap_function_ops,
13727 execute_mudflap_function_decls): Likewise.
13728 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13729 * tree-gimple.h (struct gimplify_ctx): New type.
13730 (push_gimplify_context): Adjust prototype.
13732 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13734 * tree-ssa-pre.c (phi_translate_1): Update placement of
13735 add_to_value calls.
13737 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13739 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13740 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13741 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13742 * targhooks.c (default_hard_regno_scratch_ok): New function.
13743 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13744 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13745 * recog.c: Include "target.h".
13746 (peep2_find_free_register): Add check for global regs. Add target
13748 * Makefile.in (recog.o): Depend on target.h.
13750 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13752 * config/sh/sh.c (sh_canonical_va_list_type): New.
13753 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13755 2008-07-09 Raksit Ashok <raksit@google.com>
13757 * doc/invoke.texi (Option Summary): Mention new option
13758 -Wdisallowed-function-list=...
13759 (Warning Options): Document -Wdisallowed-function-list=...
13760 * common.opt (Wdisallowed-function-list=): New flag.
13761 * flags.h (warn_disallowed_functions): External definition of new
13762 boolean warning flag.
13763 (warn_if_disallowed_function_p): Declare new function.
13764 * opts.c (warning_disallowed_functions): New static variable.
13765 (warn_disallowed_functions): New boolean warning flag.
13766 (warn_if_disallowed_function_p): New function.
13767 (add_comma_separated_to_vector): Rename
13768 add_instrument_functions_exclude_list to this.
13769 (common_handle_option): Handle new option. Rename calls to
13770 add_instrument_functions_exclude_list into calls to
13771 add_comma_separated_to_vector.
13772 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13773 based on flag warn_disallowed_functions.
13775 2008-07-09 Christian Bruel <christian.bruel@st.com>
13777 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13778 instead of get_attr_length.
13780 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13782 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13784 * genemit.c (gen_insn): Likewise.
13785 * gengtype.c (note_def_vec): Likewise.
13786 * gengtype.h (note_def_vec): Likewise.
13787 * genoutput.c (struct data, output_insn_data, process_template,
13788 gen_expand, gen_split, note_constraint): Likewise.
13789 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13790 make_insn_sequence): Likewise.
13791 * gensupport.c (record_insn_name): Likewise.
13793 2008-07-08 Doug Kwan <dougkwan@google.com>
13795 * config/arm/arm.opt (mandroid): New option.
13796 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13797 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13799 (CC1PLUS_SPEC): Same.
13801 (STARTFILE_SPEC): Same.
13802 (ENDFILE_SPEC): Same.
13803 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13806 2008-07-08 Raksit Ashok <raksit@google.com>
13808 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13809 (set_storage_via_setmem): Fix expected_align parameter.
13810 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13811 missing from the list.
13812 * doc/md.texi (movmem): Explicitly state that expected alignment is
13813 to be expressed in bytes.
13814 (setmem): Explicitly state that expected alignment is to be expressed
13817 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13819 * reload.c (find_reloads_subreg_address): Do not require validity
13820 of address in original mode before reloading address.
13822 2008-07-07 Tianwei Sheng <tianweis@google.com>
13824 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13825 bounds array access.
13827 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13829 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13831 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13833 Fix PR tree-optimization/23455
13834 Fix PR tree-optimization/35286
13835 Fix PR tree-optimization/35287
13836 * Makefile.in (OBJS-common): Remove tree-vn.o.
13837 (tree-vn.o): Remove.
13838 * dbgcnt.def: Add treepre_insert debug counter.
13839 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13840 (debug_value_expressions): Ditto.
13841 (print_value_expressions): Ditto.
13842 * tree-pretty-print.c (dump_generic_node): Updated for
13843 VALUE_HANDLE removal.
13844 * tree-ssa-dom.c (record_equality): Ditto.
13845 (cprop_operand): Ditto.
13846 (lookup_avail_expr): Ditto.
13847 * tree-ssa-threadedge.c
13848 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13849 (simplify_control_stmt_condition): Ditto.
13850 * tree.c (tree_code_size): Ditto.
13851 (tree_node_structure): Ditto.
13852 (iterative_hash_expr): Ditto.
13854 * tree.h (VALUE_HANDLE_ID): Ditto.
13855 (VALUE_HANDLE_EXPR_SET): Ditto.
13856 (struct tree_value_handle): Ditto.
13857 (union tree_node): Ditto.
13858 * treestruct.def: Ditto.
13859 * tree-vn.c: Removed.
13860 * tree-ssa-pre.c: Rewritten entirely.
13861 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13862 (constant_value_ids): Ditto.
13863 (vn_nary_op_t): Moved to header.
13865 (vn_reference_op_t): Ditto
13866 (vn_reference_t): Ditto.
13867 (next_value_id): New variable.
13868 (VN_INFO): Add an assert.
13869 (vn_constant_eq): New function.
13870 (vn_constant_hash): Ditto.
13871 (get_or_alloc_constant_value_id): Ditto.
13872 (value_id_constant_p): Ditto.
13873 (vn_reference_compute_hash): De-staticify.
13874 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13875 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13876 (valueize_refs): Update opcode if it changes from ssa name to constant.
13877 (vn_reference_lookup_1): Add new argument.
13878 (vn_reference_lookup): Ditto.
13879 (vn_reference_lookup_pieces): New function.
13880 (vn_reference_insert): Add return type. Modify to deal with value ids.
13881 (vn_reference_insert_pieces): New function.
13882 (vn_nary_op_compute_hash): De-staticify.
13883 (vn_nary_op_eq): Ditto.
13884 (vn_nary_op_lookup_pieces): New function.
13885 (vn_nary_op_lookup): Add new argument.
13886 (vn_nary_op_insert_pieces): New function.
13887 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13888 (vn_phi_insert): Ditto.
13889 (visit_unary_op): Update for callee changes.
13890 (visit_binary_op): Ditto.
13891 (visit_reference_op_load): Ditto.
13892 (visit_reference_op_store): Ditto.
13893 (init_scc_vn): Init next_value_id, constant_to_value_id and
13894 constant_value_ids.
13895 (free_scc_vn): Free them.
13896 (set_hashtable_value_ids): New function.
13897 (run_scc_vn): Use it.
13898 (get_max_value_id): New function.
13899 (get_next_value_id): Ditto.
13900 (expressions_equal_p): Moved from tree-vn.c
13901 (sort_vuses): Ditto.
13902 (sort_vuses_heap): Ditto.
13903 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13905 * tree.c (iterative_hash_hashval_t): Made non-static
13906 * tree.h (iterative_hash_hashval_t): Declare it.
13908 2008-07-08 Martin Jambor <mjambor@suse.cz>
13910 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13911 instead of ipa_create_node_params.
13912 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13913 ipa_check_create_edge_args, free them with
13914 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13916 * ipa-prop.c: Include flags.h and tree-inline.h.
13917 (ipa_node_params_vector): New variable.
13918 (ipa_edge_args_vector): New variable.
13919 (edge_removal_hook_holder): New variable.
13920 (node_removal_hook_holder): New variable.
13921 (edge_duplication_hook_holder): New variable.
13922 (node_duplication_hook_holder): New variable.
13923 (ipa_detect_param_modifications): Check for presence of modified flags.
13924 (ipa_compute_jump_functions): Check for presence of jump functions.
13925 (ipa_free_edge_args_substructures): New function.
13926 (ipa_create_node_params): Removed.
13927 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13928 (ipa_free_node_params_substructures): New function.
13929 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13931 (ipa_edge_removal_hook): New function.
13932 (ipa_node_removal_hook): New function.
13933 (duplicate_array): New function.
13934 (ipa_edge_duplication_hook): New function.
13935 (ipa_node_duplication_hook): New function.
13936 (ipa_register_cgraph_hooks): New function.
13937 (ipa_unregister_cgraph_hooks): New function.
13938 (free_all_ipa_structures_after_ipa_cp): New function.
13940 * ipa-prop.h: Include vec.h.
13941 (ipa_node_params_t): New typedef with vector types for it.
13942 (ipa_edge_args_t): New typedef with vector types for it.
13943 (IPA_NODE_REF): Changed to access an on-the-side vector.
13944 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13945 (ipa_check_create_node_params): New function.
13946 (ipa_check_create_edge_args): New function.
13948 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13951 2008-07-07 Tom Tromey <tromey@redhat.com>
13953 * configure, config.in: Rebuilt.
13954 * configure.ac: Don't check for scandir or alphasort.
13956 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13958 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13959 types immediately after creating them.
13961 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13963 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13965 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13967 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13968 dump_constraint_graph.
13969 (dump_constraint_edge): New function.
13970 (dump_constraint_graph): New function.
13971 (debug_constraint_graph): New function.
13972 (dump_constraint): Removed useless comparison.
13973 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13974 (dump_constraint_graph): Declare.
13975 (debug_constraint_graph): Declare.
13976 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13978 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13980 * config/i386/i386.c (is_va_list_char_pointer): New.
13981 (ix86_va_start): Replace compare with ms_va_list_type_node
13982 by is_va_list_char_pointer.
13983 (ix86_gimplify_va_arg): Likewise.
13985 2008-07-07 Martin Jambor <mjambor@suse.cz>
13987 * cgraph.c (cgraph_edge_max_uid): New variable.
13988 (struct cgraph_edge_hook_list): New type.
13989 (struct cgraph_node_hook_list): New type.
13990 (struct cgraph_2edge_hook_list): New type.
13991 (struct cgraph_2node_hook_list): New type.
13992 (first_cgraph_edge_removal_hook): New variable.
13993 (first_cgraph_node_removal_hook): New variable.
13994 (first_cgraph_edge_duplicated_hook): New variable.
13995 (first_cgraph_node_duplicated_hook): New variable.
13996 (cgraph_add_edge_removal_hook): New function.
13997 (cgraph_remove_edge_removal_hook): New function.
13998 (cgraph_call_edge_removal_hooks): New function.
13999 (cgraph_add_node_removal_hook): New function.
14000 (cgraph_remove_node_removal_hook): New function.
14001 (cgraph_call_node_removal_hooks): New function.
14002 (cgraph_add_edge_duplication_hook): New function.
14003 (cgraph_remove_edge_duplication_hook): New function.
14004 (cgraph_call_edge_duplication_hooks): New function.
14005 (cgraph_add_node_duplication_hook): New function.
14006 (cgraph_remove_node_duplication_hook): New function.
14007 (cgraph_call_node_duplication_hooks): New function.
14008 (cgraph_create_edge): Assign to edge uid.
14009 (cgraph_remove_edge): Call edge removal hooks.
14010 (cgraph_node_remove_callees): Call edge removal hooks.
14011 (cgraph_node_remove_callers): Call edge removal hooks.
14012 (cgraph_remove_node): Call node removal hooks.
14013 (cgraph_clone_edge): Call edge duplication hooks.
14014 (cgraph_clone_node): Call node duplication hooks.
14016 * cgraph.h (cgraph_edge): New field uid.
14017 (cgraph_edge_hook): New type.
14018 (cgraph_node_hook): New type.
14019 (cgraph_2edge_hook): New type.
14020 (cgraph_2node_hook): New type.
14022 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14024 * config.in: Regenerate.
14026 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14028 * gcc.c (print_sysroot): New.
14029 (option_map, display_help, process_command): Handle the
14030 -print-sysroot option.
14031 (main): Print the sysroot if requested.
14032 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14034 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14037 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14039 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14041 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14042 (assign_parm_setup_block_p): Also check mode of entry_parm.
14044 2008-07-07 Richard Guenther <rguenther@suse.de>
14046 * tree-ssa-structalias.h (set_used_smts): Remove.
14047 * tree-ssa-structalias.c (used_smts): Likewise.
14048 (set_used_smts): Likewise.
14049 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14050 call to set_used_smts.
14052 2008-07-07 Richard Guenther <rguenther@suse.de>
14054 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14055 (new_var_info): Set it to false.
14056 (solution_set_add): Correctly handle pointers outside a var and
14058 (type_safe): Treat variables with is_full_var properly.
14059 (do_sd_constraint): Likewise.
14060 (do_ds_constraint): Likewise.
14061 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14062 (get_constraint_for_ptr_offset): New function.
14063 (get_constraint_for_component_ref): For addresses at least include
14064 the last field of the variable. Handle is_full_vars properly.
14065 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14066 (handle_ptr_arith): Remove.
14067 (find_func_aliases): Simplify assignment handling.
14068 (create_function_info_for): For parameter and result varinfos set
14070 (create_variable_info_for): Set is_full_var flag whenever we
14071 just created a single varinfo for a decl.
14072 (init_alias_vars): Initialize use_field_sensitive from
14073 max-fields-for-field-sensitive parameter.
14075 2008-07-07 Richard Guenther <rguenther@suse.de>
14077 PR tree-optimization/36713
14078 * tree-flow-inline.h (is_call_used): New function.
14079 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14080 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14081 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14083 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14085 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14087 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14089 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14091 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14092 Nathan Sidwell <nathan@codesourcery.com>
14094 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14095 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14097 * config/m68k/t-linux: New.
14098 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14101 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14103 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14104 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14107 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14109 * gcc.c (execute): Fix -Wc++-compat warning.
14111 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14114 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14115 constant for little endian.
14117 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14119 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14120 mips_base_mips16 instead of TARGET_MIPS16.
14121 (mips_base_mips16): Declare.
14122 * config/mips/mips.c (mips_base_mips16): Make global.
14123 (was_mips16_p): Remove GTY marker.
14124 (was_mips16_pch_p): New variable.
14125 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14126 (mips_override_options): Force to non-MIPS16 mode initially.
14127 Do not complain about MIPS16 PIC incompatibilities here.
14128 Only allow -mgpopt if -mexplicit-relocs is in force for
14131 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14133 * configure.ac: Check for caddr_t, define to char * if not defined.
14134 * configure: Regenerate.
14135 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14136 (mmap_gt_pch_use_address): Likewise.
14137 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14139 2008-07-06 Richard Guenther <rguenther@suse.de>
14141 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14142 (new_var_info): Deal with it.
14143 (solution_set_add): Likewise.
14144 (bitpos_of_field): Make signed, fix.
14145 (struct fieldoff): Remove type and decl fields. Make size field
14146 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14148 (fieldoff_compare): Deal with it.
14149 (push_fields_onto_fieldstack): Remove has_union argument, glob
14150 adjacent non-pointer fields together.
14151 (create_function_info_for): Do not set has_union.
14152 (create_variable_info_for): Simplify.
14154 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14156 * config.gcc (extra_headers): Add cross-stdarg.h for target
14157 x86_64-*-* and i?86-*-*.
14158 * config/i386/cross-stdarg.h: New.
14159 * builtins.c (std_fn_abi_va_list): New.
14160 (std_canonical_va_list_type): New.
14161 (stabilize_va_list): Replace va_list_type_node use by
14162 mtarget.canonical_va_list_type.
14163 (gimplify_va_arg_expr): Likewise.
14164 (expand_builtin_va_copy): Replace va_list_type_node use by
14165 mtarget.fn_abi_va_list.
14166 * tree-sra.c (is_va_list_type): New helper.
14167 (decl_can_be_decomposed_p): Replace
14168 va_list_type_node use by is_va_list_type.
14169 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14170 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14171 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14172 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14173 (ix86_enum_va_list): New.
14174 * config/i386/i386.c (sysv_va_list_type_node): New.
14175 (ms_va_list_type_node): New.
14176 (ix86_function_type_abi): Remove sorry.
14177 (ix86_build_builtin_va_list_abi): New.
14178 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14179 for 64-bit targets.
14180 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14181 (ix86_init_builtins_va_builtins_abi): New.
14182 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14183 for 64-bit targets.
14184 (ix86_handle_abi_attribute): New.
14185 (attribute_spec): Add sysv_abi and ms_abi.
14186 (ix86_fn_abi_va_list): New.
14187 (ix86_canonical_va_list_type): New.
14188 (ix86_enum_va_list): New.
14189 (TARGET_FN_ABI_VA_LIST): New.
14190 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14191 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14192 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14193 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14194 (TARGET_ENUM_VA_LIST): New.
14195 * expr.h (std_fn_abi_va_list): New.
14196 (std_canonical_va_list_type): New.
14197 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14198 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14199 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14200 TARGET_CANONICAL_VA_LIST_TYPE.
14201 * target.h (struct gcc_target): Add fn_abi_va_list hook
14202 and canonical_va_list_type hook.
14204 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14206 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14207 integral and pointer types.
14209 2008-07-04 Roger Sayle <roger@eyesopen.com>
14211 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14212 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14214 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14217 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14219 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14221 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14222 build_gimple_modify_stmt.
14223 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14224 gimple operand. Use fold_build* instead of build*.
14226 2008-07-04 Richard Guenther <rguenther@suse.de>
14228 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14229 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14230 properly to compute the reachability set if we do field-sensitive PTA.
14231 * invoke.texi (max-fields-for-field-sensitive): Document default.
14232 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14233 100 for optimize >= 2.
14235 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14237 * ggc-zone.c (lookup_page_table_if_allocated,
14238 set_page_table_entry, zone_find_object_size, alloc_small_page,
14239 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14240 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14241 -Wc++-compat and/or -Wcast-qual warnings.
14243 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14246 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14247 pic_offset_table_rtx to be marked as used here.
14248 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14249 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14250 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14251 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14252 !TARGET_SECURE_PLT.
14254 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14256 * alloc-pool.c (hash_descriptor, eq_descriptor,
14257 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14258 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14260 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14261 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14262 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14263 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14266 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14268 * tree-flow.h (loop_only_exit_p): Declare.
14269 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14270 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14271 the number of iterations if it is constant. Otherwise, if this is the
14272 only possible exit of the loop, use the conservative estimate on the
14273 number of iterations of the entire loop if available.
14275 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14277 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14278 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14279 Add synchronization functions.
14280 * config/sync.c: New file.
14281 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14282 (LIBGCC_SYNC_CFLAGS): Likewise.
14284 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14287 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14288 (*pushtf_sse): New insn pattern.
14289 (pushtf splitters): New splitters.
14291 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14293 PR middle-end/35736
14294 * predict.c (build_predict_expr): Use void_type_node for the tree
14295 type, instead of NULL_TREE.
14297 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14299 * config/i386/i386.c (contains_aligned_value_p): Return true
14301 (ix86_data_alignment): Align TCmode to 128bits.
14302 (ix86_local_alignment): Likewise.
14304 2008-07-03 Andrew Haley <aph@redhat.com>
14307 * vec.h (VEC_TA): New.
14308 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14309 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14310 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14311 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14312 (C_COMMON_FIXED_TYPES): Remove first arg.
14313 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14314 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14315 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14316 not to use empty macro arguments.
14318 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14320 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14321 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14322 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14323 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14324 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14325 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14326 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14327 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14328 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14329 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14330 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14331 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14332 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14333 config/rs6000/e500crtres64gpr.asm,
14334 config/rs6000/e500crtres64gprctr.asm,
14335 config/rs6000/e500crtrest32gpr.asm,
14336 config/rs6000/e500crtrest64gpr.asm,
14337 config/rs6000/e500crtresx32gpr.asm,
14338 config/rs6000/e500crtresx64gpr.asm,
14339 config/rs6000/e500crtsav32gpr.asm,
14340 config/rs6000/e500crtsav64gpr.asm,
14341 config/rs6000/e500crtsav64gprctr.asm,
14342 config/rs6000/e500crtsavg32gpr.asm,
14343 config/rs6000/e500crtsavg64gpr.asm,
14344 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14345 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14346 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14347 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14348 config/sparc/sol2-cn.asm: Remove .file directives.
14350 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14352 * resource.c (mark_referenced_resources): Look inside
14353 UNSPEC_VOLATILEs and ASM_INPUTs.
14355 2008-07-02 Ian Lance Taylor <iant@google.com>
14357 * rtlanal.c (add_reg_note): New function.
14358 * rtl.h (add_reg_note): Declare.
14359 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14360 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14361 * builtins.c (expand_builtin_longjmp): Likewise.
14362 (expand_builtin_nonlocal_goto): Likewise.
14363 * calls.c (emit_call_1, expand_call): Likewise.
14364 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14365 * cfglayout.c (fixup_reorder_chain): Likewise.
14366 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14367 (commit_one_edge_insertion): Likewise.
14368 * combine.c (move_deaths, distribute_notes): Likewise.
14369 * df-problems.c (df_set_note): Likewise.
14370 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14371 (set_unique_reg_note): Likewise.
14372 (emit_copy_of_insn_after): Likewise.
14373 * expr.c (expand_expr_real): Likewise.
14374 * gcse.c (add_label_notes): Likewise.
14375 * haifa-sched.c (create_check_block_twin): Likewise.
14376 * jump.c (mark_jump_label_1): Likewise.
14377 * loop-doloop.c (add_test, doloop_modify): Likewise.
14378 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14379 * lower-subreg.c (move_eh_region_note): Likewise.
14380 * optabs.c (emit_libcall_block): Likewise.
14381 * predict.c (predict_insn): Likewise.
14382 (combine_predictions_for_insn): Likewise.
14383 * recog.c (peephole2_optimize): Likewise.
14384 * regmove.c (try_auto_increment): Likewise.
14385 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14386 * reload.c (find_reloads): Likewise.
14387 * reload1.c (fixup_eh_region_note): Likewise.
14388 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14389 * reorg.c (delete_prior_computation): Likewise.
14390 (delete_computation, dbr_schedule): Likewise.
14391 * config/pa/pa.c (legitimize_pic_address): Likewise.
14392 * config/sh/sh.c (sh_reorg): Likewise.
14394 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14397 * config/libgcc-glibc.ver: Add %exclude.
14398 * config/m32r/libgcc-glibc.ver: Likwise.
14399 * config/s390/libgcc-glibc.ver: Likwise.
14400 * config/sh/libgcc-glibc.ver: Likwise.
14401 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14403 * config/i386/libgcc-glibc.ver: New.
14405 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14407 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14409 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14410 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14411 i[34567]86-*-linux*, x86_64-*-linux*. Add
14412 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14413 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14414 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14415 i[34567]86-*-linux*, x86_64-*-linux*.
14417 * libgcc-std.ver: Add empty GCC_4.4.0.
14419 * mkmap-symver.awk: Support multiple versions per symbol.
14421 * config/i386/i386.c (ix86_init_builtins): Always define
14422 __builtin_fabsq and __builtin_copysignq with fallbacks.
14423 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14424 and __builtin_copysignq if SSE2 isn't available.
14426 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14427 (LIBGCC2_TF_CEXT): Likwise.
14428 (TF_SIZE): Likwise.
14430 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14432 * config/i386/sfp-machine.h: Moved to libgcc.
14434 * config/i386/sfp-machine.h: New.
14435 * config/i386/t-linux: Likwise.
14437 * config/i386/t-darwin: Remove softfp_wrap_start and
14439 * config/i386/t-darwin64: Likewise.
14441 * config/i386/t-fprules-softfp64: Renamed to ...
14442 * config/i386/t-fprules-softfp: This.
14444 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14445 and softfp_wrap_end.
14447 2008-07-02 Jason Merrill <jason@redhat.com>
14449 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14451 * tree.c (ctor_to_list): New fn.
14452 * tree.h: Declare it.
14453 (CONSTRUCTOR_ELT): New macro.
14454 (CONSTRUCTOR_NELTS): New macro.
14456 2008-07-02 Richard Guenther <rguenther@suse.de>
14458 * tree-ssa-structalias.c (struct variable_info): Reorder
14459 to fill padding on 64bit hosts. Make collapsed_to an int.
14460 (get_varinfo_fc): Deal with that.
14461 (new_var_info): Likewise.
14462 (collapse_rest_of_var): Likewise.
14464 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14466 * doc/install.texi (--enable-java-home): Document.
14467 (--enable-aot-compile-rpm): Likewise.
14468 (--with-arch-directory): Likewise.
14469 (--with-os-directory): Likewise.
14470 (--with-origin-name): Likewise.
14471 (--with-arch-suffix): Likewise.
14472 (--with-jvm-root-dir): Likewise.
14473 (--with-jvm-jar-dir): Likewise.
14474 (--with-python-dir): Likewise.
14476 2008-07-02 Richard Guenther <rguenther@suse.de>
14478 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14479 from decls explicitly. Merge operand checking from tuples.
14481 2008-07-02 Martin Jambor <mjambor@suse.cz>
14483 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14485 2008-07-02 Martin Jambor <mjambor@suse.cz>
14487 * tree-switch-conversion.c: Included timevar.h
14488 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14490 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14492 2008-07-02 Martin Jambor <mjambor@suse.cz>
14494 * tree-switch-conversion.c: Corrected various comments and
14496 (build_constructors): Fixed minor formatting mistakes.
14498 * invoke.texi (Optimize Options): Corrected the
14499 switch-conversion-max-branch-ratio parameter.
14501 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14503 * final.c (asm_insn_count): Return zero for an empty asm body.
14505 2008-07-02 Richard Guenther <rguenther@suse.de>
14507 * bitmap.h (bitmap_set_bit): Return bool.
14508 (bitmap_clear_bit): Likewise.
14509 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14510 write to the bitmap if it would.
14511 (bitmap_clear_bit): Likewise.
14512 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14513 bitmap_set_bit return value.
14514 (add_pred_graph_edge): Likewise.
14515 (add_graph_edge): Likewise.
14516 (do_sd_constraint): Likewise.
14517 (do_ds_constraint): Likewise.
14519 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14521 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14522 Fix -Wc++-compat and/or -Wcast-qual warnings.
14523 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14524 gen_regparm_prefix): Likewise.
14525 * vmsdbgout.c (write_modbeg, lookup_filename,
14526 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14528 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14530 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14531 defaults.h definition apply.
14533 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14535 * function.c (assign_parm_remove_parallels): New.
14536 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14538 (assign_parm_setup_block): Do not handle them.
14539 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14540 assign_parm_remove_parallels.
14542 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14544 * c-typeck.c (convert_for_assignment): Use
14545 vector_targets_convertible_p.
14546 * c-common.c (vector_targets_convertible_p): New.
14547 * c-common.h (vector_targets_convertible_p): New prototype.
14548 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14549 opaque_p_V2SI_type_node.
14551 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14553 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14556 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14558 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14559 TFmode constants via two element DImode vector for hosts with
14560 HOST_BITS_PER_WIDE_INT < 64.
14561 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14562 also for HOST_BITS_PER_WIDE_INT < 64.
14564 2008-07-01 Richard Guenther <rguenther@suse.de>
14566 PR tree-optimization/36666
14567 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14568 (get_constraint_exp_from_ssa_var): Split into ...
14569 (get_constraint_exp_for_temp): ... this ...
14570 (get_constraint_for_ssa_var): ... and that.
14571 Return constraint expressions for all touched sub-fields
14572 if the results address is not taken.
14573 (process_constraint): Remove assertion that aggregate
14574 assignments do not happen at this place.
14575 (get_constraint_for_component_ref): Add address_p argument.
14576 Return constraint expressions for all touched sub-fields
14577 if the results address is not taken.
14578 (do_deref): Use get_constraint_exp_for_temp.
14579 (get_constraint_for_1): Rename from ...
14580 (get_constraint_for): ... this. Add the old function as wrapper.
14581 (do_structure_copy): Use get_constraint_for_1.
14583 2008-07-01 Martin Jambor <mjambor@suse.cz>
14585 * Makefile.in (tree-switch-conversion.o): Add.
14586 (OBJS-common): Add tree-swtch-conversion.o.
14587 * passes.c (init_optimization_passes): Add pass_convert_switch.
14588 * tree-pass.h: (pass_convert_switch): Add.
14589 * tree-switch-conversion.c: New file.
14590 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14591 * common.opt (ftree-cswtch): New option.
14592 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14593 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14594 * opts.c (decode_options): Set flag_tree_switch_conversion when
14595 optimization level is >= 2.
14596 * doc/invoke.texi (Optimize Options): Added description of
14597 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14599 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14601 * config/darwin-driver.c (darwin_default_min_version): Fix
14602 -Wc++-compat warnings.
14604 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14606 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14609 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14611 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14613 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14615 PR rtl-optimization/34744
14616 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14617 (df_scan_free_internal): Free data structures not
14618 allocated in storage pools.
14619 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14620 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14621 df_scan_free_mws_vec.
14622 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14625 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14627 * config/i386/i386.c (contains_aligned_value_p): Return true
14629 (ix86_function_arg_boundary): Return its natural boundary
14631 (return_in_memory_32): Don't check TDmode.
14632 (ix86_split_to_parts): Support splitting into 4 parts and
14633 support TFmode for 32bit target.
14634 (ix86_split_long_move): Support splitting into 4 parts.
14635 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14637 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14638 (ix86_init_builtins): Here.
14639 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14640 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14641 'q' and 'w', respectively.
14643 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14645 (movtf_internal): Likewise.
14646 (<code>tf2): Likewise.
14647 (*absnegtf2_sse): Likewise.
14648 (copysign<mode>3): Likewise.
14649 (copysign<mode>3_const): Likewise.
14650 (copysign<mode>3_var): Likewise.
14651 (define_split UNSPEC_COPYSIGN): Likewise.
14652 * config/i386/sse.md (*nandtf3): Likewise.
14653 (<code>tf3): Likewise.
14654 (*<code>tf3): Likewise.
14656 2008-06-30 Joey Ye <joey.ye@intel.com>
14657 H.J. Lu <hongjiu.lu@intel.com>
14659 * global.c (compute_regsets): Set frame_pointer_needed here.
14660 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14662 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14664 * doc/install.texi (specific): Expand Windows build notes.
14666 2008-06-30 Ira Rosen <irar@il.ibm.com>
14668 PR tree-optimization/36648
14669 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14670 number of prolog iterations by step. Fix the comment.
14672 2008-06-30 Richard Guenther <rguenther@suse.de>
14674 PR middle-end/36671
14675 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14676 handle calls from ECF_MALLOC functions.
14677 (handle_pure_call): ECF_MALLOC functions do not return
14679 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14681 2008-06-29 Andreas Schwab <schwab@suse.de>
14683 * config/m68k/m68k.c (print_operand): Always print a float
14685 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14686 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14689 * config/rs6000/x-linux64: Remove never used file.
14691 2008-06-29 Richard Guenther <rguenther@suse.de>
14693 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14695 (struct alias_info): Move ...
14696 * tree-ssa-alias.c: ... here.
14697 (update_alias_info): Declare.
14698 (compute_may_aliases): Call it.
14699 (update_alias_info): New function.
14700 * tree-ssa-structalias.c (update_alias_info): Move ...
14701 * tree-ssa-alias.c (update_alias_info_1): ... here.
14702 * tree-ssa-structalias.c (process_constraint_1): Remove
14703 unused from_call argument. Rename to ...
14704 (process_constraint): ... this. Delete old wrapper.
14705 (make_constraint_to): Adjust callers.
14706 (handle_const_call): Likewise.
14707 (handle_pure_call): Likewise.
14708 (init_base_vars): Likewise.
14709 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14710 (find_func_aliases): We don't need structure copies for
14712 (make_constraint_from_anything): Remove.
14713 (create_variable_info_for): For globals make constraints
14714 from escaped, not from anything.
14715 (compute_points_to_sets): Do not call update_alias_info.
14716 (ipa_pta_execute): Use make_constraint_from.
14718 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14720 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14721 (bitmap.o-warn, dominance.o-warn): New.
14722 * configure.ac (cxx_compat_warn): Delete.
14723 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14724 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14726 * configure: Regenerate.
14728 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14731 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14733 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14734 * df-scan.c (df_notes_rescan): Likewise.
14735 * ggc-page.c (set_page_table_entry): Likewise.
14736 * intl.c (gcc_gettext_width): Likewise.
14737 * varasm.c (get_unnamed_section, get_noswitch_section,
14738 get_section): Likewise.
14740 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14742 * regrename.c (build_def_use): Don't copy RTX.
14744 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14746 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14747 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14748 punctuation. Use @ref instead of @xref.
14749 (Function Names): Remove stray @display/@end display.
14750 (C++ Attributes): Use @ref instead of @xref.
14751 (Deprecated Features): Fix punctuation around @xref.
14752 (Backwards Compatibility): Likewise.
14753 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14755 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14757 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14758 constants for E500 double.
14760 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14762 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14763 element type of const_vector.
14765 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14767 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14768 Remove FLAGS_REG clobber from expander pattern.
14769 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14770 (anddi3, andsi3, andhi3, andqi3): Ditto.
14771 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14772 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14773 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14774 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14775 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14776 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14777 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14778 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14780 2008-06-28 Richard Guenther <rguenther@suse.de>
14782 * tree-ssa-structalias.c (callused_id, var_callused,
14783 callused_tree): Add.
14784 (handle_pure_call): New function.
14785 (find_func_aliases): Call it.
14786 (find_what_p_points_to): Handle the call-used set.
14787 (clobber_what_escaped): Likewise.
14788 (compute_call_used_vars): New function.
14789 (init_base_vars): Init the call-used variable.
14790 (do_sd_constraint): Do not propagate the solution from CALLUSED
14791 but use CALLUSED as a placeholder.
14792 (solve_graph): Likewise.
14793 * tree-flow-inline.h (gimple_call_used_vars): New function.
14794 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14795 (compute_call_used_vars): Declare.
14796 * tree-ssa-alias.c (set_initial_properties): Call
14797 compute_call_used_vars.
14798 (reset_alias_info): Clear call-used variables.
14799 (add_call_clobber_ops): Assert we are not called for const/pure
14800 functions. Remove handling of them.
14801 (add_call_read_ops): Handle pure functions by adding the
14802 call-used set of variables as VUSEs.
14803 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14804 (delete_tree_ssa): Free it.
14805 * tree-dfa.c (remove_referenced_var): Clear the var from the
14808 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14810 * tree.c (build_varargs_function_type_list): New.
14811 (build_function_type_list_1): New.
14812 (build_function_type_list): Use build_function_type_list_1.
14813 * tree.h (build_varargs_function_type_list): New.
14815 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14818 * config/spu/spu.c (spu_builtin_splats): Do not generate
14819 invalid CONST_VECTOR expressions.
14820 (spu_expand_vector_init): Likewise.
14822 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14824 * optabs.c (libfunc_decls): New variable.
14825 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14826 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14827 for the same function twice.
14829 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14831 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14832 ix86_expand_binary_operator directly.
14833 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14835 (*ashrti3_1): Ditto.
14836 (*lshrti3_1): Ditto.
14837 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14838 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14839 using only one splitter. Conditionaly execute splitter before or
14840 after peephole2 pass.
14841 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14842 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14843 Use only one alternative in asm template.
14844 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14846 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14847 "J" operand constraint for operand 2.
14848 (*ashldi3_cconly_rex64): Ditto.
14849 (*ashrdi3_cmp_rex64): Ditto.
14850 (*ashrdi3_cconly_rex64): Ditto.
14851 (*lshrdi3_cmp_rex64): Ditto.
14852 (*lshrdi3_cconly_rex64): Ditto.
14853 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14854 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14855 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14858 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14860 * gimplify.c (omp_is_private): Don't return true if decl is not
14861 already private on #pragma omp for or #pragma omp parallel for.
14864 * tree-cfg.c (struct move_stmt_d): Replace block field with
14865 orig_block and new_block fields.
14866 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14867 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14868 (move_block_to_fn): Replace vars_map and new_label_map arguments
14869 with struct move_stmt_d pointer.
14870 (replace_block_vars_by_duplicates): New function.
14871 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14872 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14873 all subblocks of ORIG_BLOCK to the new function. Call
14874 replace_block_vars_by_duplicates.
14875 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14876 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14877 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14878 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14879 (expand_omp): Temporarily set input_location to the location of
14880 region's controlling stmt.
14881 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14882 BIND_EXPR, push ctx->block_vars and gimplification vars into
14883 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14884 into dest function.
14885 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14886 there are any BLOCK_VARS.
14887 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14888 OMP_PARALLEL or OMP_TASK stmt.
14889 (lower_omp): Save and restore input_location around the lower_omp_1
14892 2008-06-27 Richard Guenther <rguenther@suse.de>
14894 PR tree-optimization/36400
14895 PR tree-optimization/36373
14896 PR tree-optimization/36344
14897 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14898 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14899 (update_alias_info): Remove call clobbering code.
14900 (make_constraint_to): New helper function.
14901 (make_escape_constraint): Likewise.
14902 (handle_rhs_call): Use it on all pointer containing arguments.
14903 Also mark the static chain escaped.
14904 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14905 instead of ANYTHING.
14906 (make_constraint_from): New helper split out from ...
14907 (make_constraint_from_anything): ... here.
14908 (find_func_aliases): Add constraints for escape sites.
14909 (intra_create_variable_infos): Make constraints from NONLOCAL
14911 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14913 (clobber_what_p_points_to): Remove.
14914 (clobber_what_escaped): New function.
14915 (init_base_vars): Init NONLOCAL and ESCAPED.
14916 (do_sd_constraint): Do not propagate the solution from ESCAPED
14917 but use ESCAPED as a placeholder.
14918 (solve_graph): Likewise.
14919 * tree-flow.h (clobber_what_p_points_to): Remove.
14920 (clobber_what_escaped): Declare.
14921 * tree-ssa-alias.c (set_initial_properties): Call it.
14922 Remove code clobbering escaped pointers.
14924 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14926 * function.c (allocate_struct_function): Only allocate a unique
14927 funcdef_no if the decl is nonzero.
14929 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14931 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14932 * config/mips/mips.c (mips_split_const_insns): New function.
14933 * config/mips/mips.md (move_type): New attribute.
14934 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14935 (dword_mode): New attribute.
14936 (type): Avoid long line. Map "move_type"s to "type"s,
14937 choosing "multi" for doubleword moves if appropriate.
14938 Swap MTC/MFC comments to match their declaration order.
14939 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14940 "type" is "branch" or "jal" is "direct".
14941 (length): Handle "extended_mips16" first. Make the default
14942 "0" for "ghost" instructions. Set the length from "move_type".
14943 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14944 of "type", with "sll0" for the register alternative. Remove the
14945 "extended_mips16" attribute.
14946 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14947 of "type", with "shift_shift" for the register alternative.
14948 Remove the "length" attribute.
14949 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14950 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14951 of "type", with "andi" for the register alternative.
14952 (*zero_extendqihi2): Likewise.
14953 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14954 of "andi" instead of a "type" of "arith".
14955 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14957 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14958 (mov_<store>r, *mov<mode>_ra): Likewise.
14959 (extendsidi2): Use "move_type" instead of "type", with "move"
14960 for the register alternative.
14961 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14962 of "type", with "signext" for the register alternative.
14963 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14964 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14965 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14966 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14967 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14968 (unnamed branch insn): Likewise.
14969 (*movdi_gp32_fp64): Fold into...
14970 (*movdi_32bit): ...here.
14971 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14972 (*movdf_hardfloat): ...this new pattern.
14973 (*movdf_softfloat): Remove redundant FPR alternatives.
14974 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14975 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14976 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14977 the "move" attribute.
14978 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14979 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14980 and "store" for COP loads and stores.
14981 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14982 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14983 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14984 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14985 (*movtf_mips16, *movv2sf): Likewise.
14986 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14987 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14988 (mfhc1<mode>): Use "move_type" instead of "move".
14989 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14990 (loadgp_blockage): Remove the "length" attribute.
14991 (blockage, set_got_version, update_got_version): Likewise.
14992 (call_internal): Remove the "extended_mips16" attribute.
14993 (call_value_internal, call_value_multiple_internal): Likewise.
14994 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14996 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14997 the "length" attribute.
14999 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15001 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15002 -Wcast-qual warnings.
15003 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15004 handle_pragma_pop_macro): Likewise.
15005 * collect2.c (resolve_lib_name): Likewise.
15006 * config/arc/arc.c (arc_init): Likewise.
15007 * config/arm/arm.c (neon_builtin_compare,
15008 locate_neon_builtin_icode): Likewise.
15009 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15010 * config/bfin/bfin.c (bfin_init_machine_status,
15011 bfin_optimize_loop): Likewise.
15012 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15013 * config/cris/cris.c (cris_init_expanders): Likewise.
15014 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15015 * config/darwin.c (machopic_indirection_eq,
15016 machopic_indirection_name, machopic_output_indirection): Likewise.
15017 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15018 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15019 frv_optimize_membar): Likewise.
15020 * config/i386/cygwin.h (mingw_scan,
15021 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15022 * config/i386/cygwin1.c (mingw_scan): Likewise.
15023 * config/i386/i386.c (machopic_output_stub): Likewise.
15024 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15025 i386_pe_unique_section): Likewise.
15026 * config/ia64/ia64.c (ia64_init_machine_status,
15027 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15029 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15030 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15031 * config/m68k/m68k.c (m68k_handle_option,
15032 m68k_sched_md_init_global): Likewise.
15033 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15034 mcore_unique_section): Likewise.
15035 * config/mips/mips.c (mips_block_move_straight,
15036 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15038 * config/mmix/mmix.c (mmix_init_machine_status,
15039 mmix_encode_section_info): Likewise.
15040 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15041 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15042 print_operand_address, output_toc, redefine_groups,
15043 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15044 * config/s390/s390.c (s390_init_machine_status): Likewise.
15045 * config/score/score.c (score_block_move_straight,
15046 score_block_move_loop_body): Likewise.
15047 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15048 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15049 * emit-rtl.c (find_auto_inc): Likewise.
15050 * gcc.c (translate_options, process_command): Likewise.
15051 * reorg.c (dbr_schedule): Likewise.
15052 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15053 * xcoffout.c (xcoffout_declare_function): Likewise.
15055 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15057 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15058 ipa-pta working again.
15060 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15062 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15065 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15067 * config.gcc (powerpc*-*-*): Add new core e500mc.
15068 * config/rs6000/e500mc.md: New file.
15069 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15071 (rs6000_override_options): Add e500mc case to
15072 processor_target_table. Altivec and Spe options not allowed
15073 with e500mc. Add isel instruction to e500mc by
15074 default. Initialize rs6000_cost for e500mc.
15075 (rs6000_issue_rate): Set issue rate for e500mc.
15076 * config/rs6000/rs6000.h (processor_type): Add
15077 PROCESSOR_PPCE500MC.
15078 (ASM_CPU_SPEC): Add e500mc.
15079 Set TARGET_ISEL to rs6000_isel.
15080 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15081 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15082 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15084 * doc/invoke.texi: Add e500mc to list of cpus.
15086 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15089 * c-lex.c (lex_charconst): Initialize unsignedp.
15091 2008-06-27 Olivier Hainque <hainque@adacore.com>
15093 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15094 documented assumptions.
15096 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15098 * dwarf2out.c: Remove trailing white spaces. Break long line
15101 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15103 * libfuncs.h (LTI_synchronize): New libfunc_index.
15104 (synchronize_libfunc): Declare.
15105 * builtins.c (expand_builtin_synchronize): Consider using
15106 synchronize_libfunc before falling back on an asm blockage.
15107 * config/mips/mips.c: Include libfuncs.h
15108 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15110 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15112 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15113 parameter. Copy stack_reg to r11 where appropriate.
15114 (no_global_regs_above): Add gpr parameter.
15115 (rs6000_stack_info): Only add padding for SPE save area if we
15116 are saving SPE GPRs and CR.
15117 (saveres_routine_syms): New variable.
15118 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15120 (rs6000_savres_routine_sym): New function.
15121 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15123 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15124 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15125 Tweak FPR out-of-line saving.
15126 (rs6000_make_savres_rtx): New function.
15127 (rs6000_use_multiple_p): New function.
15128 (rs6000_savres_strategy): New function.
15129 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15130 out-of-line if appropriate.
15131 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15132 if we are optimizing for size.
15133 (GP_SAVE_INLINE): Define.
15134 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15135 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15136 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15137 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15138 (*save_fpregs_<mode>): Add use of r11.
15139 (*restore_gpregs_<mode>): New insn.
15140 (*return_and_restore_gpregs_<mode>): New insn.
15141 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15143 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15144 (*restore_gpregs_spe): New insn.
15145 (*return_and_restore_gpregs_spe): New insn.
15146 * config/rs6000/predicates.md (save_world_operation): Fix check.
15148 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15150 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15151 this point, so assert that.
15153 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15155 * cfganal.c: Include vec.h and vecprim.h.
15156 (compute_idf): Import from...
15157 * tree-into-ssa (compute_idf): ...here.
15158 * basic-block.h (compute_idf): Export.
15160 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15162 * c-decl.c (merge_decls): Use !current_function_decl to check for
15163 extern declaration of C99 inline function being at file scope.
15165 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15167 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15169 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15171 * alias.c (record_alias_subset, init_alias_analysis): Fix
15172 -Wc++-compat and/or -Wcast-qual warnings.
15173 * attribs.c (lookup_attribute_spec): Likewise.
15174 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15175 copy_bb, connect_traces,
15176 find_rarely_executed_basic_blocks_and_cr): Likewise.
15177 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15178 note_btr_set, migrate_btr_defs): Likewise.
15179 * builtins.c (result_vector, expand_builtin_memcpy,
15180 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15181 builtin_memset_read_str, expand_builtin_printf,
15182 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15184 * caller-save.c (mark_set_regs): Likewise.
15185 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15186 * cgraph.c (cgraph_edge): Likewise.
15187 * combine.c (likely_spilled_retval_1): Likewise.
15188 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15189 htab_counts_entry_del, get_coverage_counts): Likewise.
15190 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15191 new_cselib_val): Likewise.
15192 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15193 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15195 * df-core.c (df_compact_blocks): Likewise.
15196 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15197 * df-scan.c (df_grow_reg_info, df_ref_create,
15198 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15199 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15200 df_record_entry_block_defs, df_record_exit_block_uses,
15201 df_bb_verify): Likewise.
15202 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15203 DF_REF_EXTRACT_MODE_CONST): New.
15204 * dominance.c (get_immediate_dominator, get_dominated_by,
15205 nearest_common_dominator, root_of_dom_tree,
15206 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15207 -Wc++-compat and/or -Wcast-qual warnings.
15208 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15209 record_store, replace_read, check_mem_read_rtx, scan_insn,
15210 dse_step1, dse_record_singleton_alias_set): Likewise.
15211 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15213 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15215 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15216 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15217 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15218 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15219 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15220 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15221 file_name_acquire, output_file_names, add_const_value_attribute,
15222 premark_used_types_helper, file_table_eq, file_table_hash,
15223 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15224 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15225 -Wcast-qual warnings.
15226 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15227 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15228 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15229 gen_reg_rtx, start_sequence, init_emit): Likewise.
15230 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15231 * except.c (init_eh_for_function, gen_eh_region,
15232 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15233 arh_to_landing_pad, arh_to_label, add_action_record,
15234 add_call_site, switch_to_exception_section): Likewise.
15235 * expmed.c (synth_mult): Likewise.
15236 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15237 store_expr): Likewise.
15238 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15240 * function.c (assign_stack_temp_for_type,
15241 allocate_struct_function, match_asm_constraints_1): Likewise.
15242 * gcov-io.c (gcov_allocate): Likewise.
15243 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15244 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15245 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15246 record_one_set, insert_expr_in_table, insert_set_in_table,
15247 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15248 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15249 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15250 -Wcast-qual warnings.
15252 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15254 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15255 -Wcast-qual warnings.
15256 * gcc.c (process_command): Likewise.
15257 * genattrtab.c (oballoc): Use XOBNEW.
15258 (oballocvec): Define.
15259 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15260 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15261 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15262 -Wc++-compat and/or -Wcast-qual warnings.
15263 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15264 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15265 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15266 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15267 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15268 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15269 add_excls, process_presence_absence_names,
15270 process_presence_absence_patterns, add_presence_absence,
15271 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15272 get_free_state, add_arc, get_free_automata_list_el,
15273 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15274 transform_3, cache_presence, create_ainsns, create_automata,
15275 create_state_ainsn_table, dfa_insn_code_enlarge,
15276 output_trans_func, output_min_issue_delay_func,
15277 output_dead_lock_func, output_reset_func,
15278 output_get_cpu_unit_code_func, output_dfa_start_func,
15279 expand_automata): Likewise.
15280 * genextract.c (gen_insn): Likewise.
15281 * gengtype-lex.l: Likewise.
15282 * gengtype.c (read_input_list, adjust_field_type,
15283 process_gc_options): Likewise.
15284 * genoutput.c (note_constraint): Likewise.
15285 * genpreds.c (mangle, add_constraint): Likewise.
15286 * genrecog.c (process_define_predicate, new_decision,
15287 add_to_sequence): Likewise.
15288 * gensupport.c (record_insn_name): Likewise.
15290 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15292 * config/i386/driver-i386.c (detect_caches_amd,
15293 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15294 and/or -Wcast-qual warnings.
15295 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15296 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15297 gt_pch_save): Likewise.
15298 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15299 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15300 * global.c (compute_regsets): Likewise.
15301 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15302 finish_graph_dump_file): Likewise.
15303 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15304 unlink_bb_notes): Likewise.
15305 * integrate.c (get_hard_reg_initial_val): Likewise.
15306 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15307 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15308 * local-alloc.c (update_equiv_regs): Likewise.
15309 * loop-invariant.c (check_invariant_table_size,
15310 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15312 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15313 altered_reg_used, mark_altered): Likewise.
15314 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15315 insert_var_expansion_initialization,
15316 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15317 release_var_copies): Likewise.
15318 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15319 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15320 analyze_accesses_for_phi_node, check_var_notmodified_p,
15321 check_allocation_function, find_sites_in_func,
15322 record_all_accesses_in_func, transform_access_sites,
15323 transform_allocation_sites): Likewise.
15324 * omp-low.c (new_omp_region, create_omp_child_function_name,
15325 check_omp_nesting_restrictions, check_combined_parallel,
15326 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15327 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15328 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15329 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15331 * opts-common.c (prune_options): Likewise.
15332 * opts.c (add_input_filename, print_filtered_help,
15333 get_option_state): Likewise.
15334 * params.c (add_params): Likewise.
15335 * passes.c (set_pass_for_id, next_pass_1,
15336 do_per_function_toporder, pass_fini_dump_file): Likewise.
15337 * postreload.c (reload_cse_simplify_operands): Likewise.
15338 * predict.c (tree_predicted_by_p, tree_predict_edge,
15339 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15341 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15343 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15345 * recog.c (check_asm_operands, validate_change_1): Likewise.
15346 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15347 subst_asm_stack_regs): Likewise.
15348 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15349 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15350 * regmove.c (reg_is_remote_constant_p): Likewise.
15351 * regrename.c (regrename_optimize, scan_rtx_reg,
15352 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15354 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15355 regstat_compute_calls_crossed): Likewise.
15356 * reload1.c (init_reload, new_insn_chain,
15357 has_nonexceptional_receiver, reload, copy_reloads,
15358 calculate_needs_all_insns, init_elim_table): Likewise.
15359 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15360 * rtl.c (shallow_copy_rtx_stat): Likewise.
15361 * rtlanal.c (parms_set): Likewise.
15362 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15363 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15364 * sched-ebb.c (earliest_block_with_similiar_load,
15365 add_deps_for_risky_insns): Likewise.
15366 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15367 schedule_region): Likewise.
15368 * see.c (eq_descriptor_pre_extension,
15369 hash_descriptor_pre_extension, hash_del_pre_extension,
15370 eq_descriptor_properties, hash_descriptor_properties,
15371 hash_del_properties, see_seek_pre_extension_expr,
15372 see_initialize_data_structures, see_print_register_properties,
15373 see_print_pre_extension_expr, see_delete_merged_def_extension,
15374 see_delete_unmerged_def_extension, see_emit_use_extension,
15375 see_pre_delete_extension, see_map_extension, see_commit_changes,
15376 see_analyze_merged_def_local_prop,
15377 see_analyze_merged_def_local_prop,
15378 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15379 see_set_prop_merged_def, see_set_prop_unmerged_def,
15380 see_set_prop_unmerged_use, see_print_one_extension,
15381 see_merge_one_use_extension, see_merge_one_def_extension,
15382 see_store_reference_and_extension, see_update_uses_relevancy,
15383 see_update_defs_relevancy): Likewise.
15384 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15385 hash_statistics_free, curr_statistics_hash): Likewise.
15386 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15387 expand_asm_operands, expand_return, case_bit_test_cmp,
15388 expand_case): Likewise.
15389 * stor-layout.c (start_record_layout): Likewise.
15390 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15391 gt_pch_save_stringpool): Likewise.
15392 * tree-data-ref.c (hash_stmt_vertex_info,
15393 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15394 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15396 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15399 * config/i386/i386.md : Change constraints of HImode and QImode
15400 immediate operands from "i" to "n". Change SImode "ni" constraint to
15401 "i" and SImode "rmi" constraint to "g". Remove all constraints
15402 from const0_operand and const1_operand predicated operands.
15403 (i): Change QImode and HImode attribute from "i" to "n".
15404 (*subqi_2): Change HImode operands to QImode.
15407 2008-06-25 Olivier Hainque <hainque@adacore.com>
15409 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15412 2008-06-25 Richard Guenther <rguenther@suse.de>
15414 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15415 not overflow the result type.
15417 2008-06-25 Richard Guenther <rguenther@suse.de>
15419 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15420 (vn_lookup): Likewise.
15422 2008-06-25 Richard Guenther <rguenther@suse.de>
15424 PR tree-optimization/35518
15425 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15426 * tree-sra.c (instantiate_element): Use fold_build3 to build
15428 (try_instantiate_multiple_fields): Likewise.
15430 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15432 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15435 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15437 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15438 use_backchain_to_restore_sp to true
15439 if the offset of the link register save area would go over the 32k - 1
15440 offset limit of the load
15443 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15445 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15446 anchor for the type-punning blurb. Cross-reference "Structures
15447 unions enumerations and bit-fields implementation". Provide a
15448 cast-through-pointer example. Make final sentence self-contained.
15449 * doc/implement-c.texi (Structures unions enumerations and
15450 bit-fields implementation): Cross-reference the type-punning blurb
15451 in the -fstrict-aliasing documentation.
15453 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15455 PR middle-end/36594
15456 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15457 the memory instead of the memory itself for the save area.
15459 2008-06-24 Olivier Hainque <hainque@adacore.com>
15460 Nicolas Roche <roche@adacore.com>
15462 * gengtype.c (srcdir_len): size_t instead of int.
15463 (get_file_realbasename): New function. For F a filename, the real
15464 basename of F, with all the path components stripped.
15465 (get_file_srcdir_relative_path): New function. For F a filename, the
15466 relative path to F from $(srcdir).
15467 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15468 get_file_realbasename. Adjust the head comment.
15469 (get_prefix_langdir_index): New function. For F a filename, return the
15470 lang_dir_names[] relative index of the language directory that is
15472 (get_file_langdir): For F a filename, return the name of the language
15473 directory where F is located.
15474 (get_file_gtfilename): New function. The gt- output file name for an
15476 (get_output_file_with_visibility): Replace in-line computations with
15477 uses of get_file_gtfilename and get_prefix_langdir_index.
15478 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15480 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15482 PR tree-optimization/36504
15483 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15484 references without base address.
15486 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15488 PR middle-end/36584
15489 * calls.c (expand_call): Increase alignment for recursive functions.
15491 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15493 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15494 (TARGET_FUNCTION_VALUE): New define.
15495 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15496 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15498 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15500 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15501 (fmod<mode>3): Ditto.
15502 (remainderxf3): Ditto.
15503 (remainder<mode>3): Ditto.
15505 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15508 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15509 REG is a hard register.
15511 PR tree-optimization/36508
15512 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15513 499, don't check it at all in release compilers.
15515 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15517 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15518 together with SSE_TARGET_MATH to disable insn pattern.
15519 (*fop_<MODEF:mode>_2_i387): Ditto.
15520 (*fop_<MODEF:mode>_3_i387): Ditto.
15522 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15524 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15526 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15528 PR middle-end/34906
15529 * gimplify.c (gimplify_asm_expr): Check the return code of
15530 parse_output_constraint call, set function return and is_inout
15531 value if it failed.
15533 2008-06-22 Ian Lance Taylor <iant@google.com>
15535 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15536 (narrowest_signed_type): Likewise.
15537 * c-typeck.c (c_common_type): Change local variable mclass to enum
15539 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15540 tcc_comparison, not the tree code itself.
15541 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15542 (c_expand_expr): Cast modifier to enum expand_modifier.
15543 * c-common.h (C_RID_CODE): Add casts.
15544 (C_SET_RID_CODE): Define.
15545 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15546 (c_lex_one_token): Add cast to avoid warning.
15547 (c_parser_objc_type_name): Rename local typename to type_name.
15548 (check_no_duplicate_clause): Change code parameter to enum
15550 (c_parser_omp_var_list_parens): Change kind parameter to enum
15552 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15553 c_parser_omp_list_var_parens.
15554 (c_parser_omp_threadprivate): Likewise.
15555 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15556 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15557 * c-format.c (NO_FMT): Define.
15558 (printf_length_specs): Use NO_FMT.
15559 (asm_fprintf_length_specs): Likewise.
15560 (gcc_diag_length_specs): Likewise.
15561 (scanf_length_specs): Likewise.
15562 (strfmon_length_specs): Likewise.
15563 (gcc_gfc_length_specs): Likewise.
15564 (printf_flag_specs): Change 0 to STD_C89.
15565 (asm_fprintf_flag_specs): Likewise.
15566 (gcc_diag_flag_specs): Likewise.
15567 (gcc_cxxdiag_flag_specs): Likewise.
15568 (scanf_flag_specs): Likewise.
15569 (strftime_flag_specs): Likewise.
15570 (strfmon_flag_specs): Likewise.
15571 (print_char_table): Likewise.
15572 (asm_fprintf_char_table): Likewise.
15573 (gcc_diag_char_table): Likewise.
15574 (gcc_tdiag_char_table): Likewise.
15575 (gcc_cdiag_char_table): Likewise.
15576 (gcc_cxxdiag_char_table): Likewise.
15577 (gcc_gfc_char_table): Likewise.
15578 (scan_char_table): Likewise.
15579 (time_char_table): Likewis.
15580 (monetary_char_table): Likewise.
15581 * c-format.h (BADLEN): Likewise.
15583 2008-06-21 Ian Lance Taylor <iant@google.com>
15585 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15586 Define END_OF_BASE_TREE_CODES around inclusion.
15587 * tree.c (tree_code_type): New global array.
15588 (tree_code_length, tree_code_name): Likewise.
15589 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15590 $(lang_tree_files).
15591 (all-tree.def, s-alltree): New targets.
15592 (gencheck.h, s-gencheck): Remove.
15593 (tree.o): Depend upon all-tree.def.
15594 (build/gencheck.o): Remove gencheck.h dependency.
15595 (mostlyclean): Don't remove gencheck.h.
15596 * c-common.h (enum c_tree_code): Remove.
15597 * c-lang.c (tree_code_type): Remove.
15598 (tree_code_length, tree_code_name): Remove.
15599 * gencheck.c (tree_codes): Include all-tree.def, rather than
15600 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15602 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15604 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15605 (operator_name_info): Size to MAX_TREE_CODES.
15606 (assignment_operator_name_info): Likewise.
15607 * cp/cp-lang.c (tree_code_type): Remove.
15608 (tree_code_length, tree_code_name): Remove.
15609 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15610 (assignment_operator_name_info): Likewise.
15611 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15613 * cp/mangle.c (write_expression): Likewise.
15614 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15615 * fortran/f95-lang.c (tree_code_type): Remove.
15616 (tree_code_length, tree_code_name): Remove.
15617 * java/java-tree.h (enum java_tree_code): Remove.
15618 * java/lang.c (tree_code_type): Remove.
15619 (tree_code_length, tree_code_name): Remove.
15620 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15621 * objc/objc-act.h (enum objc_tree_code): Remove.
15622 * objc/objc-lang.c (tree_code_type): Remove.
15623 (tree_code_length, tree_code_name): Remove.
15624 * objcp/objcp-lang.c (tree_code_type): Remove.
15625 (tree_code_length, tree_code_name): Remove.
15626 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15627 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15628 * ada/misc.c (tree_code_type): Remove.
15629 (tree_code_length, tree_code_name): Remove.
15631 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15633 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15634 the grand_bitmap_obstack.
15636 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15638 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15639 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15640 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15641 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15642 move_stmt_r, new_label_mapper): Likewise.
15643 * tree-complex.c (cvc_lookup): Likewise.
15644 * tree-dfa.c (create_function_ann): Likewise.
15645 * tree-dump.c (dump_register): Likewise.
15646 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15647 find_phi_replacement_condition): Likewise.
15648 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15649 tree_function_versioning): Likewise.
15650 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15651 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15652 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15653 get_nonlocal_debug_decl, convert_nonlocal_reference,
15654 convert_nonlocal_omp_clauses, get_local_debug_decl,
15655 convert_local_reference, convert_local_omp_clauses,
15656 convert_nl_goto_reference, convert_nl_goto_receiver,
15657 convert_tramp_reference, convert_call_expr): Likewise.
15658 * tree-outof-ssa.c (contains_tree_r): Likewise.
15659 * tree-parloops.c (reduction_phi, initialize_reductions,
15660 eliminate_local_variables_1, add_field_for_reduction,
15661 add_field_for_name, create_phi_for_local_result,
15662 create_call_for_reduction_1, create_loads_for_reductions,
15663 create_stores_for_reduction, create_loads_and_stores_for_name):
15665 * tree-phinodes.c (allocate_phi_node): Likewise.
15666 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15667 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15668 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15669 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15670 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15671 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15672 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15673 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15674 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15675 vn_nary_op_insert): Likewise.
15676 * tree-ssa.c (redirect_edge_var_map_add,
15677 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15678 * tree-vectorizer.c (vectorize_loops): Likewise.
15679 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15680 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15681 tree_cons_stat, build1_stat, build_variant_type_copy,
15682 decl_init_priority_lookup, decl_fini_priority_lookup,
15683 decl_priority_info, decl_restrict_base_lookup,
15684 decl_restrict_base_insert, decl_debug_expr_lookup,
15685 decl_debug_expr_insert, decl_value_expr_lookup,
15686 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15687 type_hash_add, get_file_function_name, tree_check_failed,
15688 tree_not_check_failed, tree_range_check_failed,
15689 omp_clause_range_check_failed, build_omp_clause,
15690 build_vl_exp_stat): Likewise.
15691 * value-prof.c (gimple_histogram_value,
15692 gimple_duplicate_stmt_histograms): Likewise.
15693 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15694 unshare_variable, variable_union_info_cmp_pos, variable_union,
15695 dataflow_set_different_1, dataflow_set_different_2,
15696 vt_find_locations, variable_was_changed, set_variable_part,
15697 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15698 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15699 section_entry_hash, object_block_entry_eq,
15700 object_block_entry_hash, create_block_symbol,
15701 initialize_cold_section_name, default_function_rodata_section,
15702 strip_reg_name, set_user_assembler_name, const_desc_eq,
15703 build_constant_desc, output_constant_def, lookup_constant_def,
15704 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15705 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15706 default_internal_label): Likewise.
15707 * varray.c (varray_init, varray_grow): Likewise.
15708 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15710 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15712 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15713 operators for "test" insn. Macroize insn using SWI mode macro.
15714 (*jcc_fused_2): Ditto.
15715 (*jcc_fused_3): Macroize insn using SWI mode macro.
15716 (*jcc_fused_4): Ditto.
15718 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15720 * tree-ssa-pre.c: Fix typo in comment.
15721 (init_antic, fini_antic): Add explicit funtions for
15722 initializing and deinitializing ANTIC and AVAIL sets.
15723 (create_expression_by_pieces): Fix typo in comment.
15724 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15725 (execute_pre): Eventually dump details about ANTIC_IN.
15727 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15729 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15730 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15731 add_to_obstack, file_at_path, find_a_file, execute,
15732 add_preprocessor_option, add_assembler_option, add_linker_option,
15733 process_command, insert_wrapper, do_option_spec, do_self_spec,
15734 spec_path, do_spec_1, is_directory, main, used_arg,
15735 getenv_spec_function): Likewise.
15736 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15737 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15740 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15742 * doc/rtl.texi: Updated subreg section.
15744 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15747 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15748 node->needed and node->reachable.
15749 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15750 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15751 (expand_task_call): Don't call expand_task_copyfn.
15752 (expand_task_copyfn): Renamed to...
15753 (finalize_task_copyfn): ... this.
15755 2008-06-19 Jan Hubicka <jh@suse.cz>
15757 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15758 clobbering framepointer.
15760 2008-06-19 Jan Hubicka <jh@suse.cz>
15762 * tree-optimize.c (execute_early_local_optimizations): Set
15763 cgraph_state only at first invocation.
15765 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15767 * system.h (-Wc++-compat): Activate as a warning, no an error.
15769 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15771 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15772 instead of "#" in insn asm template.
15773 (*jcc_fused_2): Ditto.
15775 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15777 * config/i386/i386.h (ix86_tune_indices)
15778 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15779 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15780 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15781 (*jcc_fused_2): Ditto.
15782 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15783 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15784 (print operand): Handle 'E' and 'e' code.
15786 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15788 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15789 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15790 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15792 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15794 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15796 (cgraph_expand_function): Use local copy of decl.
15797 (cgraph_expand_all_functions): Remove redundant initialization of
15799 (cgraph_optimize): Reword internal_error message.
15801 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15803 * arm-protos.h (arm_return_in_memory): Remove public
15804 arm_return_in_memory() prototype.
15805 * arm.c (arm_return_in_memory): Add static prototype, add target
15806 hook macro, change definition and comments.
15807 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15809 2008-06-19 Ben Elliston <bje@au.ibm.com>
15811 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15812 real.c: Remove references to IEEE 754R.
15813 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15814 * doc/libgcc.texi (Decimal float library routines): Likewise.
15816 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15818 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15819 (default_unwind_word_mode): Add prototype.
15820 * targhooks.c (default_unwind_word_mode): New function.
15821 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15822 instead of word_mode.
15823 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15824 (TARGET_INITIALIZER): Use it.
15826 * c-common.c (handle_mode_attribute): Support "unwind_word"
15828 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15830 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15831 word_mode to access SjLj_Function_Context member "data".
15832 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15833 conversion from targetm.eh_return_filter_mode () to
15834 targetm.unwind_word_mode () if they differ.
15836 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15837 (BT_FN_UNWINDWORD_PTR): New function type.
15838 (BT_FN_WORD_PTR): Remove.
15839 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15840 * except.c (expand_builtin_extend_pointer): Convert pointer to
15841 targetm.unwind_word_mode () instead of word_mode.
15843 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15844 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15845 (spu_unwind_word_mode): New function.
15846 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15847 (TARGET_UNWIND_WORD_MODE): Define.
15848 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15850 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15852 * config/spu/spu.c (reg_align): Remove.
15853 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15854 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15855 (spu_split_store): Likewise.
15857 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15859 * gcc/tree-vn.c: Fix typo in comment.
15861 2008-06-18 Jan Hubicka <jh@suse.cz>
15863 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15864 toplevel reorder too.
15866 2008-06-18 Jan Hubicka <jh@suse.cz>
15868 * c-opts.c (c_common_post_options): PCH is not compatible with
15870 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15871 -fno-toplevel-reorder by default now.
15873 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15875 PR documentation/30739
15876 * doc/install.texi (Prerequisites): Document dependency on awk.
15878 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15879 Ian Lance Taylor <iant@google.com>
15881 PR rtl-optimization/35604
15882 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15883 only want to change jump destinations, not eventual label comparisons.
15885 2008-06-16 Jan Hubicka <jh@suse.cz>
15887 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15889 (cgraph_analyze_function): Likewise.
15891 2008-06-16 Jan Hubicka <jh@suse.cz>
15893 * cgraph.h (cgraph_mark_if_needed): New function.
15894 * cgraphunit.c (cgraph_mark_if_needed): New function.
15895 * c-decl.c (duplicate_decl): Use it.
15897 2008-06-16 Jan Hubicka <jh@suse.cz>
15899 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15902 2008-06-16 Jan Hubicka <jh@suse.cz>
15904 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15906 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15907 Kazu Hirata <kazu@codesourcery.com>
15908 Maxim Kuvyrkov <maxim@codesourcery.com
15910 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15911 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15912 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15913 EXTRA_SPEC_FUNCTIONS.
15914 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15915 (DRIVER_SELF_SPECS): Adjust.
15916 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15917 * config/mips/st.h, config/mips/t-st: New.
15918 * config/mips/driver-native.c, config/mips/x-native: New.
15919 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15922 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15924 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15926 (ISA_HAS_FP_CONDMOVE): New macro.
15927 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15928 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15929 (ISA_HAS_NMADD3_NMSUB3): New macro.
15930 * config/mips/mips.c (mips_rtx_costs): Update.
15931 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15932 compiling for ST Loongson 2E/2F.
15933 (madd<mode>): Rename to madd4<mode>. Update.
15934 (madd3<mode>): New pattern.
15935 (msub<mode>): Rename to msub4<mode>. Update.
15936 (msub3<mode>): New pattern.
15937 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15938 (nmadd3<mode>): New pattern.
15939 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15940 (nmadd3<mode>_fastmath): New pattern.
15941 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15942 (nmsub3<mode>): New pattern.
15943 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15944 (nmsub3<mode>_fastmath): New pattern.
15945 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15947 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15949 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15950 (DF_REF_INSN_INFO): New.
15951 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15952 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15953 with a NULL DF_REF_INSN_INFO.
15954 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15956 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15957 DF_INSN_INFO_EQ_USES): New.
15958 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15959 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15960 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15961 * df-core.c: Update comment for above changes.
15962 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15963 DF_INSN_UID_* macros.
15964 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15965 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15966 insn rtx. Update all callers.
15967 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15968 df_ref_create_structure, df_insn_refs_collect): Likewise.
15969 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15970 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15971 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15972 macros to access the insn refs.
15973 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15974 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15975 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15976 for accessing the refs.
15977 (try_fwprop_subst): Likewise.
15978 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15979 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15980 for accessing the refs.
15981 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15982 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15983 to look at the insn refs.
15984 (record_uses): Likewise.
15985 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15987 (mark_artificial_uses): Don't mark_insn for artificial refs.
15988 (mark_reg_rependencies): Likewise.
15990 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15992 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15994 * configure: Regenerate.
15996 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15998 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15999 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16000 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16002 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16004 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16005 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16006 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16008 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16010 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16011 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16012 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16014 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16016 * tree-ssa-sccvn.c: Fix format of comments.
16018 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16020 * cgraph.c: Remove unneeded forward declarations of eq_node()
16023 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16025 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16027 (see_update_relevancy): Likewise.
16028 * fwprop.c (try_fwprop_subst): Likewise.
16029 * rtlanal.c (noop_move_p): Likewise.
16030 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16031 notes to non-existing libcall blocks.
16032 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16034 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16035 (dead_libcall_p): Remove.
16036 (delete_trivially_dead_insns): Don't use it.
16037 * web.c (union_defs): Remove comment about keeping nops.
16038 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16039 (compute_hash_table_work): Don't track libcall notes.
16040 (do_local_cprop): Don't take libcall pointers. Don't update
16042 (adjust_libcall_notes): Deleted.
16043 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16044 ever have existed in the first place).
16045 (replace_store_insn): Don't try to remove libcall notes.
16046 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16047 (resolve_reg_notes): Don't call them.
16048 (resolve_simple_move): Likewise.
16049 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16050 Don't remove REG_RETVAL notes.
16051 * emit-rtl.c (try_split): Don't update libcall notes.
16052 (emit_copy_of_insn_after): Dito.
16053 * cselib.c (cselib_current_insn_in_libcall): Remove.
16054 (cselib_process_insn): Don't set/clear it.
16055 (new_elt_loc_list): Don't record it.
16056 (cselib_init): Don't initialize it.
16057 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16058 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16060 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16061 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16062 (init_deps): Don't initialize it.
16063 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16064 * combine.c (delete_noop_moves): Don't update libcall notes.
16065 (can_combine_p): Remove now pointless #if 0 block.
16066 (try_combine): Remove another obsolete #if 0 block.
16067 (distribute_notes): Don't distribute libcall notes.
16068 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16069 * dce.c (libcall_dead_p): Remove.
16070 (delete_unmarked_insns): Don't handle libcall blocks.
16071 (preserve_libcall_for_dce): Remove.
16072 (prescan_insns_for_dce): Don't special-case libcall block insns.
16073 * reload1 (reload): Don't handle libcall notes.
16074 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16077 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16079 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16080 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16081 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16083 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16085 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16086 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16087 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16089 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16091 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16093 2008-06-16 Ira Rosen <irar@il.ibm.com>
16095 PR tree-optimization/36493
16096 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16097 the arguments list. Use VECTYPE to create vector pointer.
16098 (vectorizable_store): Fail if accesses through a pointer to vectype
16099 do not alias the original memory reference operands.
16100 Call vect_create_data_ref_ptr without the removed argument.
16101 (vectorizable_load): Likewise.
16102 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16105 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16108 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16109 reg_equiv_constant.
16111 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16113 * config/mips/loongson2ef.md: New file.
16114 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16115 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16116 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16117 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16118 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16120 (loongson2ef.md): New include.
16121 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16122 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16123 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16124 (loongson_gt_<mode>, loongson_extract_halfword)
16125 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16126 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16127 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16128 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16129 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16130 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16131 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16132 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16133 (vec_interleave_low<mode>): Define type attribute.
16134 * config/mips/mips.c (mips_ls2): New static variable.
16135 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16136 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16137 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16138 Implement target scheduling hooks.
16139 (mips_multipass_dfa_lookahead): Update to handle tuning for
16141 (mips_sched_init): Initialize data for Loongson scheduling.
16142 (mips_ls2_variable_issue): New static function.
16143 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16145 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16146 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16147 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16148 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16149 Handle ST Loongson 2E/2F cores.
16150 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16152 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16154 * omp-low.c (extract_omp_for_data): Fix comment typo.
16157 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16159 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16160 FIXME note about gcc/config.guess.
16161 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16162 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16163 * doc/cppopts.texi: Likewise.
16164 * doc/extend.texi: Likewise.
16165 * doc/gcc.texi: Likewise.
16166 * doc/gccint.texi: Likewise.
16167 * doc/gcov.texi: Likewise.
16168 * doc/gty.texi: Likewise.
16169 * doc/hostconfig.texi: Likewise.
16170 * doc/install.texi: Likewise.
16171 * doc/invoke.texi: Likewise.
16172 * doc/loop.texi: Likewise.
16173 * doc/makefile.texi: Likewise.
16174 * doc/md.texi: Likewise.
16175 * doc/passes.texi: Likewise.
16176 * doc/tm.texi: Likewise.
16177 * doc/tree-ssa.texi: Likewise.
16178 * doc/trouble.texi: Likewise.
16180 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16181 Nathan Sidwell <nathan@codesourcery.com>
16182 Maxim Kuvyrkov <maxim@codesourcery.com>
16183 Richard Sandiford <rdsandiford@googlemail.com>
16185 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16186 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16187 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16189 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16190 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16191 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16193 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16194 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16195 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16196 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16197 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16198 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16199 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16200 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16201 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16202 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16203 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16204 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16205 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16206 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16207 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16208 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16209 (mips_builtins): Add Loongson builtins.
16210 (mips_loongson_2ef_bdesc): New.
16211 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16212 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16213 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16214 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16216 (mips_expand_vector_init): New.
16217 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16218 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16220 * config/mips/mips.md: Add unspec numbers for Loongson
16221 builtins. Include loongson.md.
16222 (MOVE64): Include Loongson vector modes.
16223 (SPLITF): Include Loongson vector modes.
16224 (HALFMODE): Handle Loongson vector modes.
16225 * config/mips/loongson.md: New.
16226 * config/mips/loongson.h: New.
16227 * config.gcc: Add loongson.h header for mips*-*-* targets.
16228 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16230 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16232 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16233 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16234 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16235 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16236 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16237 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16238 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16239 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16240 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16241 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16242 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16243 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16244 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16245 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16246 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16247 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16248 Remove use_fixproto=yes.
16249 (ia64*-*-hpux*): Remove comment about using fixproto.
16250 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16252 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16254 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16256 * configure: Regenerate.
16258 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16260 PR middle-end/36520
16261 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16262 before evaluating it.
16264 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16267 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16268 nested inline functions.
16269 (start_decl, start_function): Don't invert DECL_EXTERNAL
16270 for nested inline functions.
16272 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16274 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16275 splits that must be made for correctness.
16277 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16279 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16280 (AVAIL_NON_MIPS16): Likewise.
16281 (mips_builtin_description): Replace target_flags with a predicate.
16282 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16283 (dspr2_32): New availability predicates.
16284 (MIPS_BUILTIN): New macro.
16285 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16286 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16287 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16288 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16289 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16290 (mips_dsp_32only_bdesc): Merge into...
16291 (mips_builtins): ...this new array.
16292 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16293 (mips_init_builtins): Update after above changes.
16294 (mips_expand_builtin_1): Merge into...
16295 (mips_expand_builtin): ...here and update after above changes.
16297 2008-06-12 Paul Brook <paul@codesourcery.com>
16299 * longlong.h (__arm__): Define count_leading_zeros.
16300 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16301 (clzsi2, clzdi2): New functions.
16302 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16303 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16304 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16305 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16306 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16307 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16308 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16309 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16310 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16311 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16313 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16315 * config/m68k/m68k.c (m68k_tune_flags): New.
16316 (override_options): Compute m68k_tune_flags.
16317 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16318 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16320 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16322 PR middle-end/36506
16323 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16325 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16327 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16328 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16330 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16332 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16333 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16335 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16337 PR middle-end/36506
16338 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16341 2008-06-12 Richard Guenther <rguenther@suse.de>
16343 PR tree-optimization/36345
16344 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16345 add memory_tag_needed flag.
16346 (may_alias_p): Declare.
16347 * tree-ssa-alias.c (may_alias_p): Export.
16348 (set_initial_properties): Use memory_tag_needed flag.
16349 (update_reference_counts): Likewise.
16350 (reset_alias_info): Reset memory_tag_needed flag.
16351 (create_name_tags): Check memory_tag_needed flag.
16352 (dump_points_to_info_for): Dump it.
16353 * tree-ssa-structalias.c (struct variable_info): Remove
16354 directly_dereferenced flag.
16355 (new_var_info): Do not initialize it.
16356 (process_constraint_1): Do not set it.
16357 (update_alias_info): Set is_dereferenced flag.
16358 (set_uids_in_ptset): Use may_alias_p.
16359 (set_used_smts): Check memory_tag_needed flag.
16360 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16361 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16362 memory_tag_needed flag.
16363 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16364 from broken design.
16366 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16368 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16369 red zone for w64 abi.
16370 (ix86_expand_prologue): Likewise.
16371 (ix86_force_to_memory): Likewise.
16372 (ix86_free_from_memory): Likewise.
16374 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16377 * config/rs6000/rs6000.c (rs6000_override_options): Set
16378 rs6000_isel conditionally to the absence of comand line override.
16379 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16380 Remove duplicate rs6000_isel setting.
16381 * config/rs6000/eabispe.h: Ditto.
16383 2008-06-11 Richard Guenther <rguenther@suse.de>
16385 * alias.c (get_alias_set): Use the element alias-set for arrays.
16386 (record_component_aliases): For arrays and vectors do nothing.
16387 * c-common.c (strict_aliasing_warning): Handle the cases
16388 of alias set zero explicitly.
16389 * Makefile.in (dfp.o-warn): Add -Wno-error.
16391 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16393 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16395 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16396 tune_32 tune_64 to supported_defaults. Allow values not
16397 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16398 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16399 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16400 with_cpu_64 to generic for 64-bit-supporting configurations, not
16401 with_cpu. Remove FIXMEs.
16402 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16403 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16404 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16405 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16406 arch_32 and arch_64.
16408 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16409 Olivier Hainque <hainque@adacore.com>
16411 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16412 Use DECL_SIZE_UNIT to retrieve the size of the field.
16414 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16416 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16417 with function calls after declarations. Lay out
16418 neon_float_type_node before further use.
16420 2008-06-11 Richard Guenther <rguenther@suse.de>
16422 * tree-flow.h (may_point_to_global_var): Declare.
16423 * tree-ssa-alias.c (may_point_to_global_var): New function.
16424 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16426 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16428 * configure.ac: Teach that fido supports .debug_line.
16429 * configure: Regenerate.
16431 2008-06-10 Tom Tromey <tromey@redhat.com>
16433 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16436 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16438 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16439 (encode_decimal64, decode_decimal64, encode_decimal128,
16440 decode_decimal128): Reverse order of 32-bit parts of value if host
16441 and target endianness differ.
16443 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16445 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16446 Avoid division by 0.
16447 (tree_mod_pow2_value_transform): Likewise.
16448 (tree_ic_transform): Likewise.
16449 (tree_stringops_transform): Likewise.
16450 (tree_mod_subtract_transform): Likewise.
16451 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16452 (copy_edges_for_bb): Likewise.
16453 (initialize_cfun): Likewise.
16455 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16457 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16458 nonmemory_operand. Add "N" operand constraint.
16460 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16461 (*jcc_btsi_mask): Ditto.
16462 (*jcc_btsi_mask_1): Ditto.
16464 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16466 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16467 TYPE_CANONICAL for copied element type.
16469 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16472 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16473 Add m_CORE2 and m_GENERIC.
16474 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16475 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16477 (*jcc_btdi_rex64): New instruction and split pattern.
16478 (*jcc_btsi): Ditto.
16479 (*jcc_btsi_1): Ditto.
16480 (*btsq): Fix Intel asm dialect operand order.
16484 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16486 PR middle-end/36447
16487 * simplify-rtx.c (simplify_subreg): Add check for shift count
16490 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16492 * doc/md.texi: Synchronize with later constraints.md change.
16493 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16494 with a C implementation.
16495 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16497 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16498 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16499 when moving to and from MD_REGNUM.
16500 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16501 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16502 Handle byte and halfword moves.
16503 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16505 * config/mips/constraints.md (h): Turn into NO_REGS.
16506 (l, x): Update documentation.
16507 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16508 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16509 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16510 (HILO): New mode iterator.
16512 (any_div): New code iterator.
16513 (u): Extend code attribute to div and udiv.
16514 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16515 d_operand in the splitters. Remove redundant CONST_INT checks.
16516 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16517 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16518 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16519 accordingly, using normal moves instead of unspecs to move LO into
16520 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16521 (<u>mulsidi3): Handle expansion in C code.
16522 (<u>mulsidi3_32bit_internal): Rename to...
16523 (<u>mulsidi3_32bit): ...this.
16524 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16525 (*<u>mulsidi3_64bit): Rename to...
16526 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16527 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16528 to set LO and HI to the multiplication result. Use a normal move
16529 for MFLO and an unspec for MFHI.
16530 (*<u>mulsidi3_64bit_parts): Replace with...
16531 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16532 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16533 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16534 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16535 instead of HI. Split the instruction into a separate multiplication
16536 and MFHI if !TARGET_FIX_R4000.
16537 (<su>muldi3_highpart): Likewise.
16538 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16539 and the "=h" clobber.
16540 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16541 (<u>mulditi3): New expander.
16542 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16543 (madsi): Remove "=h" clobber.
16544 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16545 Force the modulus result to be a GPR and split the instruction into
16546 a division followed by an MFHI after reload.
16547 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16548 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16549 the MIPS16 HIGH define_split.
16550 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16551 of acc<->gpr moves to "multi".
16552 (*movdi_64bit): Replace the single "x" alternative with
16553 alternatives for moving into and out of "a".
16554 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16555 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16556 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16557 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16558 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16559 (movti): New expander.
16560 (*movti, *movti_mips16): New insns.
16561 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16562 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16563 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16564 * config/mips/predicates.md (fpr_operand): Delete.
16565 (d_operand): New predicate.
16567 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16569 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16570 failure on some Bourne shells.
16571 (x86_64-*-*): Ditto.
16573 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16575 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16577 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16579 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16580 (sparc-sun-solaris2*): Likewise.
16582 2008-06-09 Arnaud Charlet <charlet@adacore.com
16584 * doc/install.texi: Update requirements to build the Ada compiler.
16586 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16588 * df-scan.c (struct df_scan_problem_data): Remove the
16589 mw_link_pool alloc pool.
16590 (df_scan_free_internal): Don't free it.
16591 (df_scan_alloc): Don't allocate it.
16592 * df.h (struct df_link): Update comment.
16594 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16596 * except.h: Correct checks for when SJLJ exceptions must be used.
16598 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16600 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16603 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16605 PR tree-optimization/36218
16606 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16607 configure for the build system.
16608 (BUILD_LDFLAGS): Define.
16609 * configure: Regenerate.
16610 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16612 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16615 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16616 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16617 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16619 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16621 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16623 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16625 * config.gcc (Obsolete configurations): Remove list of
16627 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16628 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16629 targets matched by those patterns.
16630 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16631 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16632 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16633 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16634 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16635 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16636 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16637 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16638 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16639 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16640 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16641 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16642 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16643 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16644 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16645 Make code for Solaris 7 and greater unconditional for Solaris.
16646 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16647 Remove --with-* handling.
16648 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16649 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16650 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16651 LINK_OS_WINDISS_SPEC): Remove.
16652 * config/rs6000/sysv4.opt (mwindiss): Remove.
16653 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16654 * configure: Regenerate.
16655 * doc/cpp.texi: Don't mention BeOS.
16656 * doc/extend.texi (interrupt): Don't mention MS1.
16657 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16658 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16659 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16660 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16661 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16663 * doc/invoke.texi (MT Options): Remove.
16664 (-mwindiss): Remove.
16665 (CRIS Options): Remove cris-axis-aout references.
16666 (HPPA Options): Don't mention hppa1.1-*-pro.
16667 * doc/md.texi: (MorphoTech family): Remove.
16668 * libgcc2.c: Don't handle UWIN.
16669 * config/alpha/t-unicosmk: Remove.
16670 * config/alpha/unicosmk.h: Remove.
16671 * config/arm/kaos-arm.h: Remove.
16672 * config/arm/kaos-strongarm.h: Remove.
16673 * config/arm/strongarm-coff.h: Remove.
16674 * config/arm/strongarm-elf.h: Remove.
16675 * config/arm/strongarm-pe.h: Remove.
16676 * config/arm/t-strongarm-pe: Remove.
16677 * config/arm/t-xscale-coff: Remove.
16678 * config/arm/t-xscale-elf: Remove.
16679 * config/arm/xscale-coff.h: Remove.
16680 * config/arm/xscale-elf.h: Remove.
16681 * config/chorus.h: Remove.
16682 * config/cris/aout.h: Remove.
16683 * config/cris/aout.opt: Remove.
16684 * config/cris/t-aout: Remove.
16685 * config/i386/beos-elf.h: Remove.
16686 * config/i386/kaos-i386.h: Remove.
16687 * config/i386/ptx4-i.h: Remove.
16688 * config/i386/sco5.h: Remove.
16689 * config/i386/sco5.opt: Remove.
16690 * config/i386/sysv4-cpp.h: Remove.
16691 * config/i386/sysv5.h: Remove.
16692 * config/i386/t-beos: Remove.
16693 * config/i386/t-sco5: Remove.
16694 * config/i386/t-uwin: Remove.
16695 * config/i386/uwin.asm: Remove.
16696 * config/i386/uwin.h: Remove.
16697 * config/kaos.h: Remove.
16698 * config/mips/windiss.h: Remove.
16699 * config/mt: Remove directory.
16700 * config/pa/pa-osf.h: Remove.
16701 * config/pa/pa-pro-end.h: Remove.
16702 * config/pa/t-pro: Remove.
16703 * config/ptx4.h: Remove.
16704 * config/rs6000/beos.h: Remove.
16705 * config/rs6000/kaos-ppc.h: Remove.
16706 * config/rs6000/t-beos: Remove.
16707 * config/rs6000/windiss.h: Remove.
16708 * config/sh/kaos-sh.h: Remove.
16709 * config/sol2-6.h: Remove.
16710 * config/sparc/sol26-sld.h: Remove.
16711 * config/sparc/sysv4-only.h: Remove.
16712 * config/vax/bsd.h: Remove.
16713 * config/vax/t-memfuncs: Remove.
16714 * config/vax/ultrix.h: Remove.
16715 * config/vax/vaxv.h: Remove.
16716 * config/windiss.h: Remove.
16718 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16720 PR rtl-optimization/36438
16721 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16722 for vector shifts with constant scalar shift operands.
16724 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16726 * doc/invoke.texi: Document -march=xlr.
16727 * config/mips/xlr.md: New file.
16728 * config/mips/mips.md: Include it.
16730 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16731 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16732 (mips_rtx_cost_data): Likewise.
16734 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16736 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16737 PRE_INC and PRE_DEC cases.
16739 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16741 PR rtl-optimization/36419
16742 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16743 the emitting jump insn.
16746 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16747 is not bool, boolify the whole *expr_p and convert to the desired type.
16749 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16751 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16752 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16753 Add omp_private_outer_ref hook, add another argument to
16754 omp_clause_default_ctor hook.
16755 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16756 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16757 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16758 hook_tree_tree_tree_tree_null.
16759 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16760 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16761 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16762 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16763 * tree.def (OMP_TASK): New tree code.
16764 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16765 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16766 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16767 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16768 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16769 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16770 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16771 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16772 (OMP_DIRECTIVE_P): Add OMP_TASK.
16773 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16774 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16775 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16776 and OMP_CLAUSE_UNTIED entries.
16777 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16779 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16780 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16781 * tree-pretty-print.c (dump_omp_clause): Handle
16782 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16783 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16784 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16785 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16786 warning about unsigned iterators. Change decl/init/cond/incr
16787 arguments to TREE_VECs, check arguments for all collapsed loops.
16788 (c_finish_omp_taskwait): New function.
16789 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16791 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16792 default_function_array_conversion on init. Add par_clauses argument.
16793 If decl is present in parallel's lastprivate clause, change it to
16794 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16795 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16796 collapse count in clauses.
16797 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16798 c_parser_omp_for_loop callers.
16799 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16800 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16801 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16802 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16804 (c_parser_omp_clause_schedule): Handle schedule(auto).
16805 Include correct location in the error message.
16806 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16807 and PRAGMA_OMP_CLAUSE_UNTIED.
16808 (OMP_TASK_CLAUSE_MASK): Define.
16809 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16810 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16811 * tree-nested.c (convert_nonlocal_omp_clauses,
16812 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16813 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16814 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16815 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16817 (conver_nonlocal_reference, convert_local_reference,
16818 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16819 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16820 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16821 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16822 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16823 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16824 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16825 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16826 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16828 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16829 * c-common.h (c_finish_omp_taskwait): New prototype.
16830 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16831 * tree-parloops.c (create_parallel_loop): Create 1 entry
16832 vectors for OMP_FOR_{INIT,COND,INCR}.
16833 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16834 (make_edges): Handle OMP_TASK.
16835 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16836 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16837 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16838 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16839 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16840 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16841 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16842 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16843 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16844 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16845 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16846 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16847 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16848 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16849 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16850 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16851 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16852 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16853 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16854 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16855 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16856 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16857 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16858 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16859 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16860 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16861 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16862 original iterator is present in lastprivate clause or if
16863 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16864 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16865 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16866 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16867 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16868 if it is set, lookup var in outer contexts too. Handle
16869 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16870 to be implicitly determined firstprivate for task regions.
16871 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16872 if it is set, lookup var in outer contexts too. Set
16873 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16874 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16875 OMP_CLAUSE_UNTIED. Take region_type as last argument
16876 instead of in_parallel and in_combined_parallel.
16877 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16879 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16880 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16881 (new_omp_context): Set default_kind to
16882 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16883 (omp_region_type): New enum.
16884 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16885 fields, add region_type.
16886 (new_omp_context): Take region_type as argument instead of is_parallel
16887 and is_combined_parallel.
16888 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16889 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16890 ctx->is_combined_parallel checks.
16891 (gimplify_omp_task): New function.
16892 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16894 * omp-low.c (extract_omp_for_data): Use schedule(static)
16895 for schedule(auto). Handle pointer and unsigned iterators.
16896 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16897 Add loops argument. Extract data for collapsed OMP_FOR loops.
16898 (expand_parallel_call): Assert sched_kind isn't auto,
16899 map runtime schedule to index 3.
16900 (struct omp_for_data_loop): New type.
16901 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16902 Add loop, loops, collapse and iter_type fields.
16903 (workshare_safe_to_combine_p): Disallow combined for if
16904 iter_type is unsigned long long. Don't combine collapse > 1 loops
16905 unless all bounds and steps are constant. Adjust extract_omp_for_data
16907 (expand_omp_for_generic): Handle pointer, unsigned and long long
16908 iterators. Handle collapsed OMP_FOR loops. Adjust
16909 for struct omp_for_data changes. If libgomp function doesn't return
16910 boolean_type_node, add comparison of the return value with 0.
16911 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16912 pointer, unsigned and long long iterators. Adjust for struct
16913 omp_for_data changes.
16914 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16915 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16916 unsigned long long. Allocate loops array, pass it to
16917 extract_omp_for_data. For collapse > 1 loops use always
16918 expand_omp_for_generic.
16919 (omp_context): Add sfield_map and srecord_type fields.
16920 (is_task_ctx, lookup_sfield): New functions.
16921 (use_pointer_for_field): Use is_task_ctx helper. Change first
16922 argument's type from const_tree to tree. Clarify comment.
16923 In OMP_TASK disallow copy-in/out sharing.
16924 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16925 (install_var_field): Add mask argument. Populate both record_type
16926 and srecord_type if needed.
16927 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16929 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16930 and DECL_FIELD_OFFSET.
16931 (scan_sharing_clauses): Adjust install_var_field callers. For
16932 firstprivate clauses on explicit tasks allocate the var by value in
16933 record_type unconditionally, rather than by reference.
16934 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16935 Use is_taskreg_ctx instead of is_parallel_ctx.
16936 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16937 (create_omp_child_function_name): Add task_copy argument, use
16938 *_omp_cpyfn* names if it is true.
16939 (create_omp_child_function): Add task_copy argument, if true create
16940 *_omp_cpyfn* helper function.
16941 (scan_omp_parallel): Adjust create_omp_child_function callers.
16942 Rename parallel_nesting_level to taskreg_nesting_level.
16943 (scan_omp_task): New function.
16944 (lower_rec_input_clauses): Don't run constructors for firstprivate
16945 explicit task vars which are initialized by *_omp_cpyfn*.
16946 Pass outer var ref to omp_clause_default_ctor hook if
16947 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16948 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16949 OMP_CLAUSE_REDUCTION_INIT.
16950 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16951 avoid duplicate setting of fields. Handle
16952 OMP_CLAUSE_PRIVATE_OUTER_REF.
16953 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16954 copy-out if TREE_READONLY, only copy-in.
16955 (expand_task_copyfn): New function.
16956 (expand_task_call): New function.
16957 (struct omp_taskcopy_context): New type.
16958 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16960 (lower_omp_parallel): Rename to...
16961 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16962 Call create_task_copyfn if srecord_type is needed. Adjust
16964 (task_shared_vars): New variable.
16965 (check_omp_nesting_restrictions): Warn if work-sharing,
16966 barrier, master or ordered region is closely nested inside OMP_TASK.
16967 Add warnings for barrier if closely nested inside of work-sharing,
16968 ordered, or master region.
16969 (scan_omp_1): Call check_omp_nesting_restrictions even for
16970 GOMP_barrier calls. Rename parallel_nesting_level to
16971 taskreg_nesting_level. Handle OMP_TASK.
16972 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16973 work-sharing construct, continue looking for them on parent parallel
16975 (lower_omp_for_lastprivate): Add lastprivate clauses
16976 to the beginning of dlist rather than end. Adjust for struct
16977 omp_for_data changes.
16978 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16979 not after it. Handle collapsed OMP_FOR loops, adjust for
16980 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16981 (get_ws_args_for): Adjust extract_omp_for_data caller.
16982 (scan_omp_for): Handle collapsed OMP_FOR
16983 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16984 (lower_omp_single_simple): If libgomp function doesn't return
16985 boolean_type_node, add comparison of the return value with 0.
16986 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16987 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16988 (parallel_nesting_level): Rename to...
16989 (taskreg_nesting_level): ... this.
16990 (is_taskreg_ctx): New function.
16991 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16992 of is_parallel_ctx.
16993 (execute_lower_omp): Rename parallel_nesting_level to
16994 taskreg_nesting_level.
16995 (expand_omp_parallel): Rename to...
16996 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16997 Call omp_task_call for OMP_TASK regions.
16998 (expand_omp): Adjust caller, handle OMP_TASK.
16999 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17001 * bitmap.c (bitmap_default_obstack_depth): New variable.
17002 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17003 if argument is NULL and bitmap_default_obstack is already initialized.
17004 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17006 * matrix-reorg.c (matrix_reorg): Likewise.
17008 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17010 * config/i386/i386.md (*indirect_jump): Macroize using P
17011 mode iterator. Remove !TARGET_64BIT from insn constraints.
17012 (*tablejump_1): Ditto.
17013 (*indirect_jump_rex64): Remove insn pattern.
17014 (*tablejump_1_rex64): Ditto.
17015 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17016 and eh_return_si insn patterns.
17018 2008-06-06 Richard Guenther <rguenther@suse.de>
17020 * tree-ssa-structalias.c (merge_smts_into): Remove.
17021 (find_what_p_points_to): Do not bother to compute the
17022 points-to set for pt_anything pointers.
17023 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17024 for pt_anything pointers is ok.
17026 2008-06-06 Jan Hubicka <jh@suse.cz>
17028 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17030 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17032 * cgraph.c: Fix typos in comments.
17033 (cgraph_availability_names): Fix string typo.
17034 * fold-const.c: Fix typos in comments.
17035 (fold_binary): Fix typo in warning.
17036 * genautomata.c: Fix typos in comments.
17037 (check_presence_pattern_sets): Fix typo in local variable.
17038 (output_description): Fix typo in output.
17039 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17040 * hwint.h: Likewise.
17041 * matrix-reorg.c (check_allocation_function): Likewise.
17042 * omega.c (smooth_weird_equations): Likewise.
17043 * auto-inc-dec.c: Fix typos in comments.
17044 * bb-reorder.c: Likewise.
17045 * builtins.c: Likewise.
17046 * c-common.c: Likewise.
17047 * c-cppbuiltin.c: Likewise.
17048 * c-parser.c: Likewise.
17049 * c-pretty-print.c: Likewise.
17050 * cfgcleanup.c: Likewise.
17051 * cfgexpand.c: Likewise.
17052 * cfghooks.c: Likewise.
17053 * cfglayout.c: Likewise.
17054 * cfgloopmanip.c: Likewise.
17055 * cgraphunit.c: Likewise.
17056 * coverage.c: Likewise.
17057 * dbxout.c: Likewise.
17058 * df-byte-scan.c: Likewise.
17059 * df-core.c: Likewise.
17060 * df-problems.c: Likewise.
17061 * df-scan.c: Likewise.
17063 * dominance.c: Likewise.
17064 * domwalk.c: Likewise.
17066 * dwarf2out.c: Likewise.
17067 * emit-rtl.c: Likewise.
17068 * et-forest.c: Likewise.
17069 * function.c: Likewise.
17070 * function.h: Likewise.
17072 * gcov-io.c: Likewise.
17073 * gcov.c: Likewise.
17074 * gcse.c: Likewise.
17075 * genattrtab.c: Likewise.
17076 * ggc-page.c: Likewise.
17077 * gimplify.c: Likewise.
17078 * gthr-lynx.h: Likewise.
17079 * haifa-sched.c: Likewise.
17080 * ipa-cp.c: Likewise.
17081 * ipa-inline.c: Likewise.
17082 * ipa-prop.h: Likewise.
17083 * ipa-pure-const.c: Likewise.
17084 * ipa-struct-reorg.c: Likewise.
17085 * ipa-struct-reorg.h: Likewise.
17086 * ipa-type-escape.c: Likewise.
17088 * loop-doloop.c: Likewise.
17089 * mips-tfile.c: Likewise.
17090 * mkmap-flat.awk: Likewise.
17091 * mkmap-symver.awk: Likewise.
17092 * modulo-sched.c: Likewise.
17093 * omp-low.c: Likewise.
17094 * optabs.c: Likewise.
17095 * optabs.h: Likewise.
17096 * opts.c: Likewise.
17097 * passes.c: Likewise.
17098 * postreload-gcse.c: Likewise.
17099 * postreload.c: Likewise.
17100 * predict.c: Likewise.
17101 * pretty-print.h: Likewise.
17102 * profile.c: Likewise.
17103 * protoize.c: Likewise.
17104 * ra-conflict.c: Likewise.
17105 * real.c: Likewise.
17106 * recog.c: Likewise.
17107 * regclass.c: Likewise.
17108 * regs.h: Likewise.
17109 * reload.c: Likewise.
17110 * rtl-error.c: Likewise.
17111 * rtlanal.c: Likewise.
17112 * scan.h: Likewise.
17113 * sched-rgn.c: Likewise.
17115 * stmt.c: Likewise.
17116 * target.h: Likewise.
17117 * tree-dfa.c: Likewise.
17118 * tree-eh.c: Likewise.
17119 * tree-flow-inline.h: Likewise.
17120 * tree-inline.c: Likewise.
17121 * tree-into-ssa.c: Likewise.
17122 * tree-loop-distribution.c: Likewise.
17123 * tree-nested.c: Likewise.
17124 * tree-parloops.c: Likewise.
17125 * tree-pass.h: Likewise.
17126 * tree-pretty-print.c: Likewise.
17127 * tree-profile.c: Likewise.
17128 * tree-scalar-evolution.c: Likewise.
17129 * tree-sra.c: Likewise.
17130 * tree-ssa-alias-warnings.c: Likewise.
17131 * tree-ssa-ccp.c: Likewise.
17132 * tree-ssa-coalesce.c: Likewise.
17133 * tree-ssa-dom.c: Likewise.
17134 * tree-ssa-dse.c: Likewise.
17135 * tree-ssa-forwprop.c: Likewise.
17136 * tree-ssa-live.c: Likewise.
17137 * tree-ssa-live.h: Likewise.
17138 * tree-ssa-loop-im.c: Likewise.
17139 * tree-ssa-loop-ivopts.c: Likewise.
17140 * tree-ssa-loop-niter.c: Likewise.
17141 * tree-ssa-loop-prefetch.c: Likewise.
17142 * tree-ssa-phiopt.c: Likewise.
17143 * tree-ssa-phiprop.c: Likewise.
17144 * tree-ssa-sccvn.c: Likewise.
17145 * tree-ssa-ter.c: Likewise.
17146 * tree-ssa-threadupdate.c: Likewise.
17147 * tree-ssa.c: Likewise.
17148 * tree-vect-analyze.c: Likewise.
17149 * tree-vect-transform.c: Likewise.
17150 * tree-vectorizer.c: Likewise.
17151 * tree-vn.c: Likewise.
17152 * tree-vrp.c: Likewise.
17153 * tree.c: Likewise.
17154 * tree.def: Likewise.
17155 * tree.h: Likewise.
17156 * unwind-dw2-fde.c: Likewise.
17157 * unwind.inc: Likewise.
17158 * value-prof.c: Likewise.
17159 * vmsdbgout.c: Likewise.
17161 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17163 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17164 always place FP constants in the TOC for TARGET_POWERPC64.
17165 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17167 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17169 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17170 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17171 enable for TARGET_E500_DOUBLE.
17172 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17173 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17174 floating-point modes like integer modes for E500 double.
17175 (rs6000_legitimate_offset_address_p): Likewise.
17176 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17177 addressing for DDmode for E500 double.
17178 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17179 modes as using 64-bits of registers for E500 double.
17180 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17181 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17182 specially for E500 double.
17183 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17184 TDmode for E500 double.
17185 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17186 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17187 (rs6000_split_multireg_move): Do not handle TDmode specially for
17189 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17190 using 64-bit registers for E500 double.
17191 (emit_frame_save): Do not handle DDmode specially for E500 double.
17192 (gen_frame_mem_offset): Likewise.
17193 (rs6000_function_value): Do not call spe_build_register_parallel
17194 for DDmode or TDmode.
17195 (rs6000_libcall_value): Likewise.
17196 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17197 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17200 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17202 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17205 2008-06-04 Junjie Gu <jgu@tensilica.com>
17207 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17208 comparison for frame pointers.
17210 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17213 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17215 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17218 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17219 register is already smaller or equal to required mode.
17221 2008-06-04 Xinliang David Li <davidxl@google.com>
17223 * tree-call-cdce.c: New file.
17224 (cond_dead_built_in_calls): New static variable.
17225 (input_domain): New struct.
17226 (check_pow): New function.
17227 (check_builtin_call): Ditto.
17228 (check_target_format): Ditto.
17229 (is_call_dce_candidate): Ditto.
17230 (gen_one_condition): Ditto.
17231 (gen_conditions_for_domain): Ditto.
17232 (get_domain): Ditto.
17233 (gen_conditions_for_pow_cst_base): Ditto.
17234 (gen_conditions_for_pow_int_base): Ditto.
17235 (gen_conditions_for_pow): Ditto.
17236 (get_no_error_domain): Ditto.
17237 (gen_shrink_wrap_conditions): Ditto.
17238 (shrink_wrap_one_built_in_call): Ditto.
17239 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17240 (tree_call_cdce): Ditto.
17241 (gate_call_cdce): Ditto.
17242 (pass_call_cdce): New gimple pass.
17243 * passes.c: (init_optimization_passes): New pass.
17244 * tree-pass.h: New pass declaration.
17245 * opts.c (decode_options): New flag setting.
17246 * common.opt: Add -ftree-builtin-call-dce flag.
17247 * Makefile.in: Add new source file.
17248 * tempvar.def: New tv_id.
17249 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17251 2008-06-04 Richard Guenther <rguenther@suse.de>
17253 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17254 (is_call_clobbered): Always check var_ann->call_clobbered.
17255 (mark_call_clobbered): Always set var_ann->call_clobbered.
17256 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17257 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17258 (reset_alias_info): Clear call clobbering info on MTAGs and
17260 (set_pt_anything): Set pt_global_mem.
17261 (create_tag_raw): Adjust comment.
17262 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17264 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17265 Maxim Kuvyrkov <maxim@codesourcery.com>
17267 * config/m68k/m68k.opt (mxgot): New option.
17268 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17269 (m68k_output_addr_const_extra): New.
17270 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17271 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17272 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17273 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17275 2008-06-04 Richard Guenther <rguenther@suse.de>
17277 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17278 negative or non-representable offsets.
17280 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17282 * config/i386/i386.c (ix86_gen_leave): New.
17283 (ix86_gen_pop1): Likewise.
17284 (ix86_gen_add3): Likewise.
17285 (ix86_gen_sub3): Likewise.
17286 (ix86_gen_sub3_carry): Likewise.
17287 (ix86_gen_one_cmpl2): Likewise.
17288 (ix86_gen_monitor): Likewise.
17289 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17290 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17291 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17292 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17293 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17294 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17295 (ix86_expand_epilogue): Updated.
17296 (print_operand): Handle integer register operand for 'z'.
17297 (ix86_expand_strlensi_unroll_1): Likewise.
17298 (ix86_expand_strlen): Likewise.
17299 (ix86_expand_builtin): Likewise.
17300 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17301 mov{q}/mov{l} and add{q}/add{l}.
17303 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17305 * config/i386/i386.md (P): New mode iterator.
17306 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17307 using P mode iterator.
17308 (DFmode push_operand splitter): Ditto.
17309 (XFmode push_operand splitter): Ditto.
17310 (DFmode float_extend SFmode push_operand splitter): Ditto.
17311 (XFmode float_extend SFmode push_operand splitter): Do not generate
17312 SImode pushes for 64bit target. Macroize Dimode and SImode
17313 pushes using P mode iterator.
17314 (XFmode float_extend DFmode push_operand splitter): Ditto.
17316 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17318 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17319 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17320 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17321 return type to int.
17322 (ix86_call_abi_override): Remove check for call_used_regs.
17324 2008-06-03 Richard Guenther <rguenther@suse.de>
17326 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17327 for the lhs of calls if the return type contains pointers.
17329 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17331 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17332 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17333 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17334 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17335 of cfun and DEFAULT_ABI to deceide abi mode.
17336 (DEFAULT_ABI): New.
17337 (REG_PARM_STACK_SPACE): Removed.
17338 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17339 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17340 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17341 (ix86_function_abi): Likewise.
17342 (ix86_function_type_abi): Likewise.
17343 (ix86_call_abi_override): Likewise.
17344 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17345 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17346 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17347 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17349 (X86_64_REGPARM_MAX): New.
17350 (X86_64_SSE_REGPARM_MAX): New.
17351 (X64_REGPARM_MAX): New.
17352 (X64_SSE_REGPARM_MAX): New.
17353 (X86_32_REGPARM_MAX): New.
17354 (X86_32_SSE_REGPARM_MAX): New.
17355 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17356 (ix86_function_regparm): Handle user calling abi.
17357 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17358 by DEFAULT_ABI versus SYSV_ABI check.
17359 (ix86_reg_parm_stack_space): New.
17360 (ix86_function_type_abi): New.
17361 (ix86_call_abi_override): New.
17362 (ix86_function_abi): New.
17363 (ix86_cfun_abi): New.
17364 (init_cumulative_args): Call abi specific initialization.
17365 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17366 (function_arg_64): Extend SSE_REGPARM_MAX check.
17367 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17368 (ix86_pass_by_reference): Likewise.
17369 (ix86_function_value_regno_p): Likewise.
17370 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17371 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17372 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17373 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17374 (setup_incoming_varargs_64): Adjust regparm for call abi.
17375 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17376 (ix86_va_start): Likewise.
17377 (ix86_gimplify_va_arg): Likewise.
17378 (ix86_expand_prologue): Likewise.
17379 (output_pic_addr_const): Likewise.
17380 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17381 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17382 (x86_output_mi_thunk): Likewise.
17383 (x86_function_profiler): Likewise.
17384 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17385 (SYSV_ABI, MS_ABI): New constants.
17386 (DEFAULT_ABI): New.
17387 (init_regs): Add prototype of function in regclass.c file.
17388 (OVERRIDE_ABI_FORMAT): New.
17389 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17390 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17391 (OUTGOING_REG_PARM_STACK_SPACE): New.
17392 (ix86_reg_parm_stack_space): New prototype.
17393 (CUMULATIVE_ARGS): Add call_abi member.
17394 (machine_function): Add call_abi member.
17395 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17396 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17398 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17401 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17402 (avr_builtin_setjmp_frame_value): New function.
17403 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17404 (nonlocal_goto): Define.
17406 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17408 * config/mips/mips.c (mips_emit_loadgp): Return early if
17409 there is nothing do to, otherwise emit a blockage if
17410 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17411 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17413 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17415 * configure.ac: Drop unneeded backslash ending up in config.in.
17416 * acinclude.m4: Likewise.
17417 * config.in: Regenerate.
17419 2008-05-26 Jan Hubicka <jh@suse.cz>
17421 * predict.c (maybe_hot_frequency_p): Break out of...
17422 (maybe_hot_bb_p): ... here.
17423 (maybe_hot_edge_p): New.
17424 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17425 * basic-block.h (maybe_hot_edge_p): Declare.
17427 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17429 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17430 (*cmpfp_<mode>_cc): Ditto.
17431 (*fp_jcc_8<mode>_387): Ditto.
17432 (*fop_<MODEF:mode>_2_i387): Ditto.
17433 (*fop_<MODEF:mode>_3_i387): Ditto.
17434 (*fop_xf_2_i387): Ditto.
17435 (*fop_xf_3_i387): Ditto.
17437 2008-06-02 Tomas Bily <tbily@suse.cz>
17439 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17441 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17443 * config/mips/mips.c (mips_valid_offset_p): New function.
17444 (mips_valid_lo_sum_p): Likewise.
17445 (mips_classify_address): Use them.
17446 (mips_force_address): New function.
17447 (mips_legitimize_address): Use it.
17448 * config/mips/mips.md (MOVE128): New mode iterator.
17449 (movtf): Require TARGET_64BIT. Remove empty strings.
17450 (*movtf_internal): Rename to...
17451 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17452 of "R" and use {,fp}{load,store} attributes instead of "multi".
17453 Use a separate define_split.
17454 (*movtf_mips16): New pattern.
17456 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17458 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17459 * config/mips/mips.c (mips_expand_before_return): New function.
17460 (mips_expand_epilogue): Call it.
17461 * config/mips/mips.md (return): Turn into a define_expand.
17462 (*return): New insn.
17464 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17466 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17467 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17468 functions. Do not emit uses and clobbers of CONCATs; individually
17469 use and clobber their operands.
17470 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17471 gen_clobber, emit_use and gen_use.
17472 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17473 (expand_builtin_return): Likewise.
17474 * cfgbuild.c (count_basic_blocks): Likewise.
17475 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17476 * explow.c (emit_stack_restore): Likewise.
17477 * expmed.c (extract_bit_field_1): Likewise.
17478 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17479 (emit_move_multi_word, store_constructor): Likewise.
17480 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17481 (thread_prologue_and_epilogue_insns): Likewise.
17482 * lower-subreg.c (resolve_simple_move): Likewise.
17483 * optabs.c (widen_operand, expand_binop): Likewise.
17484 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17485 * reload.c (find_reloads): Likewise.
17486 * reload1.c (eliminate_regs_in_insn): Likewise.
17487 * stmt.c (expand_nl_goto_receiver): Likewise.
17488 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17489 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17490 * config/arm/arm.c (arm_load_pic_register): Likewise.
17491 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17492 * config/arm/arm.md (untyped_return): Likewise.
17493 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17494 * config/avr/avr.c (expand_prologue): Likewise.
17495 * config/bfin/bfin.c (do_unlink): Likewise.
17496 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17497 * config/cris/cris.c (cris_expand_prologue): Likewise.
17498 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17499 (machopic_legitimize_pic_address): Likewise.
17500 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17501 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17502 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17503 (ix86_expand_convert_uns_didf_sse): Likewise.
17504 (ix86_expand_vector_init_general): Likewise.
17505 * config/ia64/ia64.md (eh_epilogue): Likewise.
17506 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17507 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17508 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17509 (config/iq2000/iq2000.c): Likewise.
17510 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17511 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17512 (builtin_longjmp): Likewise.
17513 * config/mn10300/mn10300.md (call, call_value): Likewise.
17514 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17515 * config/pdp11/pdp11.md (abshi2): Likewise.
17516 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17517 * config/s390/s390.c (s390_emit_prologue): Likewise.
17518 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17519 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17520 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17521 * config/sh/sh.c (prepare_move_operands): Likewise.
17522 (output_stack_adjust, sh_expand_epilogue): Likewise.
17523 (sh_set_return_address, sh_expand_t_scc): Likewise.
17524 * config/sparc/sparc.c (load_pic_register): Likewise.
17525 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17526 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17527 * config/v850/v850.c (expand_epilogue): Likewise.
17529 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17531 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17532 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17533 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17534 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17535 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17536 stack pointer register.
17537 (output_movhi): Remove code for interrupt specific writing to the
17538 stack pointer register.
17540 2008-05-31 Richard Guenther <rguenther@suse.de>
17542 PR tree-optimization/34244
17543 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17544 (tree_expr_nonzero_warnv_p): Likewise.
17545 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17546 ssa_name_nonnegative_p.
17547 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17548 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17549 not tree_expr_nonzero_warnv_p.
17551 PR tree-optimization/36262
17553 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17555 PR tree-optimization/34244
17556 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17557 (record_numbers_of_iterations): New function.
17558 (execute_vrp): Cache the numbers of iterations of loops.
17559 * tree-scalar-evolution.c (scev_reset_except_niters):
17561 (scev_reset): Use scev_reset_except_niters.
17562 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17564 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17566 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17567 __WORKAROUND_RETS when appropriate.
17569 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17571 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17572 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17574 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17575 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17576 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17577 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17578 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17579 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17580 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17581 *fop_df_1_sse insn patterns using MODEF mode iterator.
17582 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17583 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17584 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17585 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17586 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17587 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17588 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17589 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17590 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17591 (*fop_xf_5_i387): Ditto.
17592 (*fop_xf_6_i387): Ditto.
17594 2008-05-30 Richard Guenther <rguenther@suse.de>
17596 * builtins.c (build_string_literal): Avoid generating
17597 a non-gimple_val result.
17599 2008-05-30 DJ Delorie <dj@redhat.com>
17601 * exec-tool.in: Use an environment variable (private) instead of a
17602 file (shared) as a semaphore, so as to not break parallel builds.
17604 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17606 * optabs.c (maybe_encapsulate_block): Remove.
17607 (emit_libcall_block): Adjust accordingly.
17608 * optabs.h (maybe_encapsulate_block): Remove prototype.
17610 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17611 Don't use maybe_encapsulate_block.
17613 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17615 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17616 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17617 rtx is a SYMBOL_REF before calling get_pool_constant.
17619 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17621 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17623 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17625 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17626 rather than OS names to choose INO_T_EQ definition.
17627 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17628 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17630 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17633 * config/darwin-f.c: New.
17634 * config/t-darwin: Added rule to build darwin-f.o.
17635 * config.gcc: Defined new variable, fortran_target_objs.
17636 (*-*-darwin*): Set fortran_target_objs.
17637 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17638 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17639 * configure: Regenerated.
17641 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17644 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17645 canonical type if needed.
17647 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17649 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17651 2008-05-29 Richard Guenther <rguenther@suse.de>
17653 PR tree-optimization/36343
17654 PR tree-optimization/36346
17655 PR tree-optimization/36347
17656 * tree-flow.h (clobber_what_p_points_to): Declare.
17657 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17658 pointed-to variable is dereferenced is irrelevant to whether
17659 the pointer can access the pointed-to variable.
17660 (clobber_what_p_points_to): New function.
17661 * tree-ssa-alias.c (set_initial_properties): Use it.
17662 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17663 call clobber check for NMTs.
17665 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17667 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17668 for printing gcov_type.
17670 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17672 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17673 and the eh region information.
17674 * value-prof.c (gimple_move_stmt_histograms): New function.
17675 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17677 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17679 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17681 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17683 * value-prof.c (tree_ic_transform): Print counts.
17684 * tree-profile.c (tree_gen_ic_func_profiler):
17685 Clear __gcov_indreict_call_callee variable to avoid misattribution
17688 2008-05-28 Rafael Espíndola <espindola@google.com>
17690 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17693 2008-05-28 Richard Guenther <rguenther@suse.de>
17695 PR tree-optimization/36339
17696 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17697 and clobbering code out of the loop.
17699 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17701 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17704 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17705 s390_contiguous_bitmask_p, s390_symref_operand_p,
17706 s390_check_symref_alignment, s390_reload_larl_operand,
17707 s390_reload_symref_address): New functions.
17708 (s390_branch_condition_mnemonic): Support compare and branch
17710 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17711 and 'W' constraints.
17712 (s390_secondary_reload): Add secondary reloads for unaligned
17713 symbol refs or symbol refs to floating point or QI/TI mode
17715 (legitimate_address_p): Accept symbol references as addresses.
17716 (s390_expand_insv): Use rotate and insert selected bits
17717 instruction for insv when building for z10.
17718 (print_operand_address): Handle symbol ref addresses.
17719 (print_operand): Output modifier 'c' added for signed byte values.
17720 (s390_encode_section_info): Mark symbol refs with
17721 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17723 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17724 (length attribute): RRF, RRR have 4 byte length.
17725 (FPALL, INTALL): New mode iterators added.
17726 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17727 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17728 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17729 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17730 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17731 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17732 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17733 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17735 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17736 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17737 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17738 reload<INTALL:mode><P:mode>_toreg_z10,
17739 reload<FPALL:mode><P:mode>_tomem_z10,
17740 reload<FPALL:mode><P:mode>_toreg_z10,
17741 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17742 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17743 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17744 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17746 (movmem, clrmem, cmpmem): New splitters added.
17748 * config/s390/predicates.md (larl_operand): Use
17749 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17750 SYMBOL_REF_ALIGN1_P.
17751 (s390_signed_integer_comparison,
17752 s390_unsigned_integer_comparison): New predicates.
17754 * config/s390/s390-protos.h (s390_check_symref_alignment,
17755 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17756 s390_reload_symref_address,
17757 s390_compare_and_branch_condition_mask): Prototypes added.
17759 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17760 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17761 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17763 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17765 * config/s390/s390.c (z10_cost): New cost function for z10.
17766 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17767 (s390_issue_rate): Adjust issue rate for z10.
17768 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17769 (processor_flags): Add PF_Z10.
17770 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17771 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17772 * gcc/config.gcc: Add z10.
17774 2008-05-28 Richard Guenther <rguenther@suse.de>
17776 PR tree-optimization/36291
17777 * tree-flow. h (struct gimple_df): Remove var_anns member.
17778 * tree-flow-inline.h (gimple_var_anns): Remove.
17779 (var_ann): Simplify.
17780 * tree-dfa.c (create_var_ann): Simplify.
17781 (remove_referenced_var): Clear alias info from var_anns of globals.
17782 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17783 (delete_tree_ssa): Clear alias info from var_anns of globals.
17784 Do not free var_anns.
17785 (var_ann_eq): Remove.
17786 (var_ann_hash): Likewise.
17788 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17790 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17791 and loongson2f entries.
17792 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17793 * config/mips/mips.h (processor_type): Add Loongson-2E
17794 and Loongson-2F entries.
17795 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17796 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17797 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17798 * doc/invoke.texi (MIPS Options): Document loongson2e
17799 and loongson2f processor names.
17801 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17805 * config/i386/i386.c (ix86_function_arg_boundary): Use
17806 alignment of canonical type.
17807 (ix86_expand_vector_move): Check unaligned memory access for
17810 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17812 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17813 Moved to the front of file.
17815 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17816 H.J. Lu <hongjiu.lu@intel.com>
17818 * dwarf2out.c (current_fde): New.
17820 (lookup_cfa:): Likewise.
17821 (dwarf2out_end_epilogue): Likewise.
17822 (dwarf2out_note_section_used): Likewise.
17824 2008-05-27 Michael Matz <matz@suse.de>
17827 * c.opt (Wenum-compare): New warning option.
17828 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17830 2008-05-27 Michael Matz <matz@suse.de>
17832 PR middle-end/36326
17833 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17835 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17836 into memory as tail calls.
17838 2008-05-27 Richard Guenther <rguenther@suse.de>
17840 PR tree-optimization/36339
17841 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17842 pointers cause all addressable variables to be call clobbered.
17844 2008-05-27 Richard Guenther <rguenther@suse.de>
17846 PR tree-optimization/36245
17847 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17849 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17851 * config/s390/s390.md: Replace all occurences of the 'm'
17852 constraint with 'RT'.
17854 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17856 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17858 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17860 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17861 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17862 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17864 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17866 * reload.c: (find_reloads): Skip alternatives according to the
17867 "enabled" attribute. Constify the constraint variable.
17868 * recog.c (get_attr_enabled): Add default implementation.
17869 (extract_insn): Set the alternative_enabled_p array
17870 in the recog_data struct.
17871 (preprocess_constraints, constrain_operands): Skip
17872 alternatives according to the "enabled" attribute
17873 * recog.h (struct recog_data): New field alternative_enabled_p.
17874 (skip_alternative): New inline function.
17875 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17876 (record_reg_classes): Skip alternative according to the
17877 "enabled" attribute.
17879 * doc/md.texi: Add documention for the "enabled" attribute.
17881 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17883 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17884 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17885 constraint with TARGET_MEM_CONSTRAINT.
17886 * recog.c (asm_operand_ok, preprocess_constraints,
17887 constrain_operands): Likewise.
17888 * regclass.c (record_reg_classes): Likewise.
17889 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17890 * reload1.c (maybe_fix_stack_asms): Likewise.
17891 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17892 * recog.h: Adjust comment.
17893 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17894 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17895 * doc/md.texi: Add a note to description of 'm' constraint.
17896 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17898 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17900 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17901 that the bitfield is of integral type before testing its precision.
17903 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17904 Sa Liu <saliu@de.ibm.com>
17906 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17907 __modti3, __udivti3, __umodti3 and __udivmodti4.
17908 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17909 that implement TImode mul and div functions.
17910 * config/spu/multi3.c: New. Implement __multi3.
17911 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17912 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17915 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17917 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17918 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17919 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17920 tls_sysv_suffix): New mode and mode attribute iterators.
17921 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17922 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17923 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17924 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17925 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17928 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17930 PR tree-optimization/36329
17931 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17932 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17933 * cgraphbuild.c (initialize_inline_failed): Use the latter
17934 macro in lieu of the former.
17935 * ipa-inline.c (cgraph_mark_inline): Likewise.
17936 (cgraph_decide_inlining_of_small_function): Likewise.
17937 (cgraph_decide_inlining): Likewise.
17938 (cgraph_decide_inlining_incrementally): Likewise.
17940 2008-05-26 Tristan Gingold <gingold@adacore.com>
17941 Anatoly Sokolov <aesok@post.ru>
17943 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17944 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17945 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17946 optimization for 'avr6' architecture.
17948 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17951 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17953 2008-05-26 Richard Guenther <rguenther@suse.de>
17955 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17956 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17958 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17960 PR middle-end/36253
17961 * caller-save.c (insert_restore): Verify alignment of spill space.
17962 (insert_save): Likewise.
17963 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17964 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17965 (STACK_SLOT_ALIGNMENT): Likewise.
17966 * function.c (LOCAL_ALIGNMENT): Removed.
17967 (get_stack_local_alignment): New.
17968 (assign_stack_local): Use it. Set alignment on stack slot.
17969 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17970 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17971 (STACK_SLOT_ALIGNMENT): New.
17972 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17973 stack slot in XFmode.
17975 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17977 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17980 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17981 argument operand in rax isn't removed.
17983 2008-05-26 Richard Guenther <rguenther@suse.de>
17985 PR middle-end/36300
17986 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17987 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17989 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17992 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17994 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17996 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17997 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17999 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18001 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18002 build a trampoline if we don't want one.
18003 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18004 return zero for nested functions if we don't want a trampoline.
18006 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18008 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18010 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18013 * c.opt: Removed undocumented option '-lang-fortran'.
18014 * c-common.h: Removed global variable 'lang_fortran'.
18015 * c-opts.c (c_common_handle_option): Removed code to handle
18016 option '-lang-fortran'. Updated includes.
18017 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18018 definition of '__GFORTRAN__'.
18019 (define__GNUC__): Reimplemented to use BASEVER and
18020 cpp_define_formatted.
18021 (builtin_define_with_value_n): Removed.
18022 * c-incpath.h: Renamed to ...
18023 * incpath.h: ... this.
18024 * c-incpath.c: Renamed to ...
18025 * incpath.c: ... this. Updated includes.
18026 * fix-header.c: Updated includes.
18027 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18028 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18029 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18031 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18033 * tree.h: Update the table of flags used on tree nodes.
18034 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18035 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18036 (FORCED_LABEL): Add access check.
18037 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18038 (ASM_INPUT_P): Likewise.
18039 (ASM_VOLATILE_P): Likewise.
18040 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18041 (OMP_SECTION_LAST): Access private_flag directly.
18042 (OMP_RETURN_NOWAIT): Likewise.
18043 (OMP_PARALLEL_COMBINED): Likewise.
18044 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18045 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18046 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18047 deprecated_flag directly.
18049 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18051 * final.c (frame_pointer_needed): Removed.
18052 * flags.h (frame_pointer_needed): Likewise.
18054 * function.h (rtl_data): Add frame_pointer_needed.
18055 (frame_pointer_needed): New.
18057 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18059 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18061 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18063 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18066 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18068 * c-common.c (strip_array_types): Move function to..
18070 (get_inner_array_type): Delete.
18071 * c-common.h (strip_array_types): Move declaration to..
18073 (get_inner_array_type): Delete.
18074 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18075 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18076 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18077 * config/pa/pa.c (emit_move_sequence): Likewise.
18079 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18081 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18084 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18086 * function.c: Include target hook for nonlocal_goto frame value.
18088 2008-05-24 Richard Guenther <rguenther@suse.de>
18090 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18091 variable can be only accessed through a pointer or a union.
18093 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18095 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18096 * doc/extend.texi: Likewise.
18098 2008-05-23 DJ Delorie <dj@redhat.com>
18100 * config/m32c/jump.md (untyped_call): Add.
18102 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18103 for A24 to PSImode.
18104 (m32c_address_cost): Detail costs for indirect offsets.
18106 2008-05-23 Rafael Espíndola <espindola@google.com>
18108 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18109 if a node is a SUBREG.
18110 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18113 2008-05-23 Paul Brook <paul@codesourcery.com>
18114 Carlos O'Donell <carlos@codesourcery.com>
18116 * doc/extend.texi: Clarify use of __attribute__((naked)).
18117 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18118 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18119 * function.c (use_register_for_decl): Use
18120 targetm.calls.allocate_stack_slots_for_args.
18121 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18122 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18123 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18125 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18127 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18129 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18131 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18132 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18133 is only rounded once.
18135 2008-05-23 Richard Guenther <rguenther@suse.de>
18137 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18139 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18140 Jakub Jelinek <jakub@redhat.com>
18143 * configure.ac: Handle --enable-cld.
18144 * configure: Regenerated.
18145 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18146 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18147 (ix86_current_function_needs_cld): New define.
18148 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18149 (cld): New isns pattern.
18150 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18151 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18152 * config/i386/i386.opt (mcld): New option.
18153 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18154 TARGET_CLD and ix86_current_function_needs_cld.
18155 (override_options): Use -mcld by default for 32-bit code if
18158 * doc/install.texi (Options specification): Document --enable-cld.
18159 * doc/invoke.texi (Machine Dependent Options)
18160 [i386 and x86-64 Options]: Add -mcld option.
18161 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18163 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18164 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18165 (return_in_memory_64): Likewise.
18166 (return_in_memory_ms_64): Likewise.
18168 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18170 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18171 * builtins.c (fold_builtin_fpclassify): New.
18172 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18173 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18174 * c-common.c (handle_type_generic_attribute): Adjust to accept
18175 fixed arguments before an elipsis.
18176 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18177 * doc/extend.texi: Document __builtin_fpclassify.
18179 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18181 * omp-low.c (gate_expand_omp_ssa): Remove.
18182 (pass_expand_omp_ssa): Remove.
18183 (gate_expand_omp): Do not check for flag_openmp_ssa.
18184 * common.opt (-fopenmp-ssa): Remove.
18185 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18187 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18189 * config/sh/sh.opt (mfixed-range): New option.
18190 * config/sh/sh-protos.h (sh_fix_range): Declare.
18191 * config/sh/sh.c (sh_fix_range): New function.
18192 * config/sh/sh.h (sh_fixed_range_str): Declare.
18193 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18195 * doc/invoke.texi (SH Options): Document -mfixed-range.
18197 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18199 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18200 it before the redeclaration.
18202 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18204 * config/avr/avr.c (get_sequence_length): Add new function.
18205 (expand_prologue, expand_epilogue): Remove duplicate code.
18207 2008-05-22 Rafael Espíndola <espindola@google.com>
18209 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18212 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18214 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18215 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18217 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18218 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18219 (vect_update_misalignment_for_peel): Likewise.
18220 (vector_alignment_reachable_p): Likewise.
18221 * tree-vect-transform.c (vectorizable_load): Likewise.
18222 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18223 (get_vectype_for_scalar_type): Pass mode of scalar_type
18224 to UNITS_PER_SIMD_WORD.
18226 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18227 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18228 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18229 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18230 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18232 2008-05-22 Ira Rosen <irar@il.ibm.com>
18234 PR tree-optimization/36293
18235 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18236 if the first load must be skipped because of a gap.
18238 2008-05-22 Richard Guenther <rguenther@suse.de>
18240 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18241 more cases of offset disambiguation that is possible if
18242 strict-aliasing rules apply.
18243 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18244 for basic offset and type-based disambiguation.
18246 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18248 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18249 ix86_expand_vector_set on V16QImode for SSE4.1.
18251 2008-05-21 Tom Tromey <tromey@redhat.com>
18253 * c.opt (Wimport): Mark as undocumented.
18254 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18256 (Warning Options): Likewise.
18257 * doc/cppopts.texi: Don't mention -Wimport.
18259 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18261 PR tree-optimization/36287
18262 PR tree-optimization/36286
18263 * lambda-code.c (build_access_matrix): Do not use the loop->num
18264 for computing the number of induction variables: use the loop depth
18267 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18270 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18271 option -f(no-)leading-underscore.
18273 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18275 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18276 GET_MODE_NUNITS (mode).
18278 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18280 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18281 (-mmulhw): Add 464 to description.
18282 (-mdlmzb): Likewise.
18283 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18284 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18286 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18287 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18288 * config/rs6000/rs6000.md: Update comments for 464.
18290 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18292 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18294 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18296 * config/i386/sse.md (vec_extractv4sf): Removed.
18297 (vec_extractv2df): Likewise.
18298 (vec_extractv2di): Likewise.
18299 (vec_extractv4si): Likewise.
18300 (vec_extractv8hi): Likewise.
18301 (vec_extractv16qi): Likewise.
18302 (vec_extract<mode>): New.
18304 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18306 * config/i386/sse.md (vec_setv4sf): Removed.
18307 (vec_setv2df): Likewise.
18308 (vec_setv2di): Likewise.
18309 (vec_setv4si): Likewise.
18310 (vec_setv8hi): Likewise.
18311 (vec_setv16qi): Likewise.
18312 (vec_set<mode>): New.
18314 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18316 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18317 goto for vec_concat and vec_interleave.
18319 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18321 * config/i386/sse.md (vec_initv4sf): Removed.
18322 (vec_initv2df): Likewise.
18323 (vec_initv2di): Likewise.
18324 (vec_initv4si): Likewise.
18325 (vec_initv8hi): Likewise.
18326 (vec_initv16qi): Likewise.
18327 (vec_init<mode>): New.
18329 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18331 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18333 2008-05-21 Tom Tromey <tromey@redhat.com>
18335 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18336 (zone_find_object_offset): Likewise.
18337 (gt_ggc_m_S): Likewise.
18338 (highest_bit): Likewise.
18339 * ggc-page.c (gt_ggc_m_S): New function.
18340 * stringpool.c (string_stack): Remove.
18341 (init_stringpool): Update.
18342 (ggc_alloc_string): Use ggc_alloc.
18343 (maybe_delete_ident): New function.
18344 (ggc_purge_stringpool): Likewise.
18345 (gt_ggc_m_S): Remove.
18346 * ggc-common.c (ggc_protect_identifiers): New global.
18347 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18348 ggc_protect_identifiers.
18349 * ggc.h (ggc_protect_identifiers): Declare.
18350 (gt_ggc_m_S): Update.
18351 (ggc_purge_stringpool): Declare.
18352 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18353 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18355 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18357 2008-05-21 David S. Miller <davem@davemloft.net>
18359 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18362 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18364 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18367 2008-05-20 David Daney <ddaney@avtrex.com>
18369 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18370 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18371 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18372 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18373 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18374 (atomic_hiqi_op): New define_code_iterator.
18375 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18376 mips_expand_compare_and_swap_12.
18377 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18378 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18379 (sync_<optab><mode>, sync_old_<optab><mode>,
18380 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18381 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18382 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18383 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18384 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18385 (test_and_set_12): New insn.
18386 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18387 sync_new_<optab><mode>, sync_old_nand<mode>,
18388 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18389 clobber to operand 0 for SI and DI mode insns.
18390 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18391 mips_gen_fn_4): New typedefs.
18392 (mips_gen_fn_ptrs): Define new union type.
18393 (mips_expand_compare_and_swap_12): Remove declaration.
18394 (mips_expand_atomic_qihi): Declare function.
18395 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18396 (mips_expand_atomic_qihi): ... this. Use new generator function
18398 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18399 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18400 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18401 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18402 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18403 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18404 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18405 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18406 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18407 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18410 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18412 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18415 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18417 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18418 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18419 (avr_attribute_table): Add 'OS_main' function attribute.
18420 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18421 functions with 'OS_main' attribute.
18423 2008-05-20 Richard Guenther <rguenther@suse.de>
18425 PR tree-optimization/35204
18426 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18427 helper, split out from ...
18428 (DFS): ... here. Make the DFS walk non-recursive.
18430 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18431 Jan Sjodin <jan.sjodin@amd.com>
18433 PR tree-optimization/36181
18434 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18435 (parallelize_loops): Don't parallelize when the loop has vector
18438 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18439 Sebastian Pop <sebastian.pop@amd.com>
18441 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18442 matrix, and never look at the tree representation of the memory
18444 (linear_transform_loops): Computes parameters and access matrices.
18445 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18447 (access_matrix_get_index_for_parameter): New.
18448 * tree-data-ref.h (struct access_matrix): New.
18449 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18450 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18451 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18452 am_vector_index_for_loop): New.
18453 (struct data_reference): Add field access_matrix.
18454 (DR_ACCESS_MATRIX): New.
18455 (compute_data_dependences_for_loop): Update declaration.
18456 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18457 * lambda.h (lambda_vector_vec_p): Declared.
18458 * lambda-code.c: Depend on pointer-set.h.
18459 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18460 av_for_af_base, av_for_af, build_access_matrix,
18461 lambda_compute_access_matrices): New.
18462 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18464 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18466 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18467 $SOURCEDIR/include.
18469 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18470 Sebastian Pop <sebastian.pop@amd.com>
18472 PR tree-optimization/36206
18473 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18475 (instantiate_scev_1): Rename flags to fold_conversions.
18476 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18477 outeside instantiation_loop.
18478 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18479 (evolution_function_is_affine_or_constant_p): Removed.
18480 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18482 (analyze_siv_subscript): Pass in the loop nest number.
18483 Call evolution_function_is_affine_in_loop instead of
18484 evolution_function_is_affine_p.
18485 (analyze_overlapping_iterations): Pass in the loop nest number.
18487 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18488 Sebastian Pop <sebastian.pop@amd.com>
18490 PR tree-optimization/36206
18491 * tree-chrec.h (chrec_fold_op): New.
18492 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18495 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18497 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18499 (remove_duplicates): Do not set inode on non-inode systems.
18502 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18504 * config.gcc (tm_file): Update comments about relative pathnames.
18506 2008-05-20 Richard Guenther <rguenther@suse.de>
18508 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18509 * tree-ssa-sccvn.c (process_scc): Likewise.
18510 * tree-ssa-sink.c (execute_sink_code): Likewise.
18511 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18512 * tree-vrp.c (process_assert_insertions): Likewise.
18513 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18514 (perform_tree_ssa_dce): Likewise.
18515 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18516 (dump_dominator_optimization_stats): Likewise.
18517 * tree-vectorizer.c (vectorize_loops): Likewise.
18519 2008-05-20 Richard Guenther <rguenther@suse.de>
18521 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18523 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18525 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18526 (ix86_i386elf_return_in_memory): Likewise.
18527 (ix86_i386interix_return_in_memory): Likewise.
18528 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18529 (SUBTARGET_RETURN_IN_MEMORY): New.
18530 * config/i386/i386elf.h: Likewise.
18531 * config/i386/ptx4-i.h: Likewise.
18532 * config/i386/sol2-10.h: Likewise.
18533 * config/i386/sysv4.h: Likewise.
18534 * config/i386/vx-common.h: Likewise.
18535 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18536 * config/i386/i386.c (ix86_return_in_memory): Made static and
18537 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18538 (ix86_i386elf_return_in_memory): Removed.
18539 (ix86_i386interix_return_in_memory): Removed.
18540 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18541 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18543 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18545 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18547 2008-05-19 Xinliang David Li <davidxl@google.com>
18549 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18551 * common.opt: Ditto.
18552 * doc/invoke.texi: Ditto.
18554 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18556 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18557 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18559 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18561 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18562 sizes of operand array from 8/4 to 4/2.
18563 (ix86_expand_vector_init_general): Change size of operand array
18564 from 32 to 16. Remove op0, op1 and half_mode.
18566 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18568 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18569 (ix86_expand_vector_init_interleave): Likewise.
18570 (ix86_expand_vector_init_general): Use them. Assert
18571 word_mode == SImode when n_words == 4.
18573 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18575 * config/i386/i386.c (ix86_secondary_reload): New static function.
18576 (TARGET_SECONDARY_RELOAD): New define.
18577 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18578 * config/i386/i386.md (reload_outqi): Remove.
18580 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18582 PR middle-end/35509
18583 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18584 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18585 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18586 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18587 (fold_builtin_1): Likewise.
18588 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18589 c-common.c (check_builtin_function_arguments): Handle
18590 BUILT_IN_ISINF_SIGN.
18591 * doc/extend.texi: Document __builtin_isinf_sign.
18592 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18594 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18596 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18597 EH cleanup at the end of the pass, search for those that have been
18598 turned into forwarder blocks and do the cleanup on their successor.
18600 2008-05-18 Richard Guenther <rguenther@suse.de>
18602 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18603 pointers to sizetype and vice versa.
18605 2008-05-18 Xinliang David Li <davidxl@google.com>
18607 * gcc/tree-ssa-dce.c: Coding style fix.
18608 (check_pow): Documentation comment.
18609 (check_log): Documenation comment. Coding style fix.
18610 (is_unnecessary_except_errno_call): Ditto.
18611 (gen_conditions_for_pow): Ditto.
18612 (gen_conditions_for_log): Ditto.
18613 (gen_shrink_wrap_conditions): Ditto.
18614 (shrink_wrap_one_built_in_calls): Ditto.
18615 * gcc/doc/invoke.texi: Better documentation string.
18616 * ChangeLog: Fix wrong change log entries from
18617 May 17 checkin on function call DCE.
18619 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18621 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18623 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18625 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18626 * df-problems.c (simulation routines): Fixed block comment to
18627 properly say how to add forwards scanning functions.
18629 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18631 * tree-inline.c (setup_one_parameter): Remove dead code.
18633 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18635 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18636 a BIT_AND_EXPR only for an INTEGER_TYPE.
18638 2008-05-17 Xinliang David Li <davidxl@google.com>
18640 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18641 (check_pow, check_log, is_unnecessary_except_errno_call): New
18642 functions to check for eliminating math functions that are pure
18643 except for setting errno.
18644 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18645 general condition expressions for shrink-wrapping pow/log calls.
18646 (gen_shrink_wrap_conditions): Ditto.
18647 (shrink_wrap_one_built_in_call): Ditto.
18648 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18649 (mark_operand_necessary): If debugging, output if OP is necessary.
18650 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18652 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18654 * gcc/common.opt: New user flag -ftree-builtin-dce.
18655 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18657 2008-05-16 David S. Miller <davem@davemloft.net>
18659 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18660 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18662 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18665 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18667 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18669 * ifcvt.c (dead_or_predicable): Rename
18670 df_simulate_one_insn_backwards to df_simulate_one_insn.
18671 * recog.c (peephole2_optimize): Ditto.
18672 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18674 * df.h: Rename df_simulate_one_insn_backwards to
18675 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18676 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18677 scanning of defs and uses.
18678 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18679 (df_simulate_one_insn_forwards): Removed.
18681 2008-05-16 Doug Kwan <dougkwan@google.com>
18683 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18685 (real_from_string): Handle NaNs and Inf as approriate.
18687 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18689 * doc/gty.texi (Source Files Containing Type Information): Note
18690 that headers should appear first in the gtfiles list.
18692 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18694 * tree.def (COND_EXEC): Properly documented this code.
18696 2008-05-16 Diego Novillo <dnovillo@google.com>
18698 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18699 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18702 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18704 * tree-ssa-dse (max_stmt_uid): Removed.
18705 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18706 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18707 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18708 * function.h (cfun.last_stmt_uid): New field.
18709 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18710 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18712 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18713 (create_stmt_ann): Initialize the ann->uid field.
18714 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18716 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18718 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18720 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18721 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18722 (init_empty_tree_cfg): Call it.
18724 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18726 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18729 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18731 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18732 * tree-dump.c (dump_options): New verbose option.
18733 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18735 * tree-pass.h (TDF_VERBOSE): New dump flag.
18736 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18737 (tree-flow.h): Added include.
18738 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18740 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18742 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18744 From Jie Zhang <jie.zhang@analog.com>
18745 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18746 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18747 mcpu=bf561-none and mcpu=bf561-0.2.
18748 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18749 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18750 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18751 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18752 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18753 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18754 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18756 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18757 (cputype_selected): Remove.
18758 (bfin_handle_option): Don't use cputype_selected.
18759 (override_options): When no mcpu option, enable all workarounds.
18760 Don't use bfin_workarounds.
18761 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18763 (DEFAULT_CPU_TYPE): Don't define.
18765 2008-05-16 Richard Guenther <rguenther@suse.de>
18767 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18768 on deletion of the last stmt.
18770 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18772 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18773 V8HImode for SSE2 and V16QImode for SSE4.1.
18775 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18777 * cgraph.h (compute_inline_parameters): Made public.
18778 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18779 variable_generate_summary, function_write_summary,
18780 variable_write_summary, variable_read_summary. Added generate_summary,
18781 write_summary, read_summary.
18782 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18783 pass_ipa_inline.function_generate_summary, to
18784 compute_inline_parameters.
18785 * ipa-inline.c (compute_inline_parameters): Made public and added
18787 (compute_inline_parameters_for_current): New function.
18788 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18789 (inline_generate_summary): Removed parameter and made to loop over
18791 (pass_ipa_inline): Updated for new IPA_PASS structure.
18792 * passes.c (execute_ipa_summary_passes): Now is called once per
18793 pass rather than once per node*pass.
18795 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18797 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18798 avr_have_mul_p, avr_asm_only_p): Remove variables.
18799 (avr_override_options): Remove initialization of removed variables.
18800 (avr_file_start): Convert removed variables to fields of
18801 'struct base_arch_s *avr_current_arch'.
18802 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18803 (AVR_HAVE_MUL): (Ditto.).
18804 (AVR_HAVE_MOVW): (Ditto.).
18805 (AVR_HAVE_LPMX): (Ditto.).
18806 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18807 avr_asm_only_p): Remove declaration.
18809 2008-05-15 Diego Novillo <dnovillo@google.com>
18811 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18812 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18814 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18816 PR middle-end/36194
18817 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18818 Don't call record_truncated_value from here.
18819 (record_truncated_value): Turn it into a for_each_rtx callback.
18820 (record_truncated_values): New function.
18821 (combine_instructions): Call note_uses with record_truncated_values.
18822 Change name of check_conversion to check_promoted_subreg.
18824 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18826 * doc/sourcebuild.texi: Document support for torture tests.
18828 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18830 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18831 to alternative 4 of operand 2.
18833 2008-05-15 Richard Guenther <rguenther@suse.de>
18835 * tree-pass.h (current_pass): Declare.
18836 (get_pass_for_id): Likewise.
18837 * passes.c (passes_by_id, passes_by_id_size): New globals.
18838 (set_pass_for_id): New function.
18839 (get_pass_for_id): Likewise.
18840 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18841 (execute_function_todo): Flush per function statistics.
18842 * toplev.c (compile_file): Init statistics.
18843 (general_init): Do early statistics initialization.
18844 (finalize): Finish statistics.
18845 * statistics.h (statistics_early_init): Declare.
18846 (statistics_init): Likewise.
18847 (statistics_fini): Likewise.
18848 (statistics_fini_pass): Likewise.
18849 (statistics_counter_event): Likewise.
18850 (statistics_histogram_event): Likewise.
18851 * statistics.c: New file.
18852 * Makefile.in (OBJS-common): Add statistics.o.
18853 (statistics.o): Add dependencies.
18854 * doc/invoke.texi (-fdump-statistics): Document.
18856 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18857 (insert): Likewise.
18858 (execute_pre): Use statistics_counter_event.
18859 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18860 (substitute_and_fold): Increment it. Use statistics_counter_event.
18862 2008-05-15 Diego Novillo <dnovillo@google.com>
18864 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18866 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18867 * tree-ssa-alias.c (new_type_alias): Remove references to
18868 sub-variables from comment.
18869 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18871 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18873 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18874 attribute to 1 only for insertps alternative.
18876 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18878 * config/bfin/bfin.md (loadbytes): New pattern.
18879 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18880 (bfin_init_builtins): Initialize it.
18881 (bdesc_1arg): Add it.
18883 2008-05-15 Sa Liu <saliu@de.ibm.com>
18885 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18886 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18887 * testsuite/lib/target-supports.exp: Add
18888 check_effective_target_fortran_integer_16.
18890 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18892 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18893 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18894 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18895 (TARGET_RETURN_IN_MEMORY): Define.
18897 2008-05-15 Richard Guenther <rguenther@suse.de>
18899 PR middle-end/36244
18900 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18901 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18902 represent unmodifiable vars.
18904 2008-05-15 Richard Guenther <rguenther@suse.de>
18906 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18907 INDIRECT_REF and TARGET_MEM_REF.
18908 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18911 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18912 H.J. Lu <hongjiu.lu@intel.com>
18914 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18915 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18916 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18917 insn alternatives. Add missing alternatives.
18918 (*vec_concatv2di_rex64_sse4_1): Likewise.
18919 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18920 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18921 Require TARGET_SSE.
18923 2008-05-15 Richard Guenther <rguenther@suse.de>
18925 PR tree-optimization/36009
18926 PR tree-optimization/36204
18927 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18928 (determine_invariantness_stmt): Record the loop a store is
18929 always executed in.
18930 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18933 2008-05-15 Richard Guenther <rguenther@suse.de>
18935 PR tree-optimization/34330
18936 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18937 through the pointer will alias the SMT.
18939 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18941 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18943 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18945 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18947 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18948 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18950 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18951 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18952 (vashl_optab): New optab for vector/vector shifts.
18953 (vashr_optab): Ditto.
18954 (vlshr_optab): Ditto.
18955 (vrotl_optab): Ditto.
18956 (vrotr_optab): Ditto.
18957 (optab_subtype): New enum for optab_for_tree_code call.
18958 (optab_for_tree_code): Add enum optab_subtype argument.
18960 * optabs.c (optab_for_tree_code): Take an additional argument to
18961 distinguish between a vector shift by a scalar and vector shift by
18962 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18963 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18964 vector shift by a vector.
18965 (expand_widen_pattern_expr): Pass additional argument to
18966 optab_for_tree_code.
18968 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18969 vrotl_optab, vrotr_optab.
18971 * expr.c (expand_expr_real_1): Update calls to
18972 optab_for_tree_code to distinguish between vector shifted by a
18973 scalar and vector shifted by a vector.
18974 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18975 (supportable_narrowing_operation): Ditto.
18976 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18977 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18978 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18979 (vect_create_epilog_for_reduction): Ditto.
18980 (vectorizable_reduction): Ditto.
18981 (vectorizable_operation): Ditto.
18982 (vect_strided_store_supported): Ditto.
18983 (vect_strided_load_supported): Ditto.
18984 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18985 * expmed.c (expand_shift): Ditto.
18987 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18989 (ashr@var{m}3): Ditto.
18990 (vashl@var{m}3): Document new vector/vector shift standard name.
18991 (vashr@var{m}3): Ditto.
18992 (vlshr@var{m}3): Ditto.
18993 (vrotl@var{m}3): Ditto.
18994 (vrotr@var{m}3): Ditto.
18996 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18997 (PPERM_INVERT): Ditto.
18998 (PPERM_REVERSE): Ditto.
18999 (PPERM_REV_INV): Ditto.
19000 (PPERM_ZERO): Ditto.
19001 (PPERM_ONES): Ditto.
19002 (PPERM_SIGN): Ditto.
19003 (PPERM_INV_SIGN): Ditto.
19004 (PPERM_SRC1): Ditto.
19005 (PPERM_SRC2): Ditto.
19007 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19008 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19009 allows a memory operand to be the value being added, and split it
19010 to improve vectorization.
19011 (sse5_pmacsdqh_mem): Ditto.
19012 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19013 (sse5_mulv2div2di3_high): Ditto.
19014 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19015 (vec_pack_trunc_v4si): Ditto.
19016 (vec_pack_trunc_v2di): Ditto.
19017 (sse5_pcmov_<mode>): Remove code that tried to use use
19018 andps/andnps instead of pcmov.
19019 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19020 pmacsdqh instructions.
19021 (vec_widen_smult_lo_v4si): Ditto.
19023 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19024 (PPERM_INVERT): Ditto.
19025 (PPERM_REVERSE): Ditto.
19026 (PPERM_REV_INV): Ditto.
19027 (PPERM_ZERO): Ditto.
19028 (PPERM_ONES): Ditto.
19029 (PPERM_SIGN): Ditto.
19030 (PPERM_INV_SIGN): Ditto.
19031 (PPERM_SRC1): Ditto.
19032 (PPERM_SRC2): Ditto.
19033 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19035 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19037 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19038 says ignore whether the last reference is a memory operand.
19040 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19041 Paolo Bonzini <bonzini at gnu dot org>
19043 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19046 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19047 (vlshr<mode>3): Rename from vlshr<mode>3.
19048 (vashr<mode>3): Rename from vashr<mode>3.
19049 (mulv4sf3): Change the names of vector shift patterns.
19053 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19056 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19081 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19082 (floatunssidf2_internal): Change vector/vector shift names.
19083 (floatunsdidf2_internal): Ditto.
19090 (vashl<mode>3): Rename from ashl<mode>3.
19091 (vashr<mode>3): Rename from ashr<mode>3.
19092 (vlshr<mode>3): Rename from lshr<mode>3.
19093 (vrotl<mode>3): Rename from rotl<mode>3.
19095 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19098 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19099 multiply gives the wrong value when doing widening multiplies.
19100 (vec_widen_smult_lo_v4si): Ditto.
19102 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19104 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19105 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19106 emit_library_call_value.
19107 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19108 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19109 * calls.c (initialize_argument_information, precompute_arguments,
19110 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19111 (precompute_arguments): Removed flags parameter.
19112 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19114 2008-05-14 Richard Guenther <rguenther@suse.de>
19116 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19117 Make sure to register the store if the use is a PHI_NODE.
19119 2008-05-14 Olivier Hainque <hainque@adacore.com>
19121 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19122 memory if the component is to be referenced in BLKmode according
19123 to get_inner_reference.
19125 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19127 * calls.c (emit_library_call_value_1): Restore code clearing
19128 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19130 2008-05-14 Olivier Hainque <hainque@adacore.com>
19131 Nicolas Roche <roche@adacore.com>
19133 * configure.ac: Add support for a "gcc_subdir" variable in
19134 config-lang.in, to denote a subdirectory where the language/GCC
19135 integration files are to be found.
19136 * configure: Regenerate.
19138 2008-05-14 Ira Rosen <irar@il.ibm.com>
19140 PR tree-optimization/36098
19141 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19142 value for the first load in the group in case of a gap.
19143 (vect_build_slp_tree): Check that there are no gaps in loads.
19145 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19147 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19148 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19149 expand_copysign_bit): Change call to emit_no_conflict_block to
19150 emit_insn and remove unneeded code to construct extra args.
19151 (emit_no_conflict_block): Removed.
19152 * optabls.h: (emit_no_conflict_block): Removed.
19153 * cse.c (cse_extended_basic_block): Remove search for
19154 REG_NO_CONFLICT note.
19155 * global.c: Removed incorrect comment added in revision 117.
19156 * expr.c (convert_move): Change call to emit_no_conflict_block to
19158 * recog.c: Change comments so that they do not mention
19160 * local_alloc.c (combine_regs): Removed last parameter.
19161 (no_conflict_p): Removed.
19162 (block_alloc): Removed note, no_conflict_combined_regno and set
19163 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19164 (combine_regs): Removed already_dead and code to look for
19165 REG_NO_CONFLICT notes.
19166 * lower_subreg (remove_retval_note): Removed code to look for
19167 REG_NO_CONFLICT block.
19168 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19169 (resolve_clobber): Remove code to process libcalls that have
19170 REG_NO_CONFLICT notes.
19171 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19173 * combine.c (can_combine_p, distribute_notes): Removed
19174 REG_NO_CONFLICT case.
19175 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19177 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19178 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19180 * reg-notes.def (NO_CONFLICT): Removed.
19182 2008-05-14 David S. Miller <davem@davemloft.net>
19184 * config/sparc/sparc.c (sparc_profile_hook): If
19185 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19186 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19187 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19189 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19191 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19193 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19196 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19197 and op1 expansion before vector concat to have less live pseudos.
19199 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19201 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19202 ix86_expand_vector_set if supported.
19204 2008-05-13 Diego Novillo <dnovillo@google.com>
19205 Kenneth Zadeck <zadeck@naturalbridge.com>
19207 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19209 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19210 phinodes_print_statistics, init_ssanames, fini_ssanames,
19211 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19212 release_ssa_name, release_defs, replace_ssa_name_symbol,
19213 ssanames_print_statistics): Move ...
19214 * tree-flow.h: ... here.
19215 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19216 Use FN instead of cfun.
19217 (make_ssa_name_fn): Rename from make_ssa_name.
19218 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19219 * tree-flow-inline.h (make_ssa_name): Move from
19220 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19221 * omp-low.c (expand_omp_parallel):
19222 * tree-flow-inline.h (redirect_edge_var_map_result):
19223 * tree-ssa.c (init_tree_ssa): Add argument FN.
19224 Use it instead of cfun. Update all users.
19226 2008-05-13 Tom Tromey <tromey@redhat.com>
19228 PR preprocessor/22168:
19229 * doc/cpp.texi (Top): Update menu.
19230 (Alternatives to Wrapper #ifndef): New node.
19231 (Other Directives): Document deprecation.
19232 (Obsolete Features): Remove menu.
19233 (Assertions): Merge node into Obsolete Features.
19234 (Obsolete once-only headers): Move earlier; rename to Alternatives
19235 to Wrapper #ifndef.
19236 * doc/cppopts.texi: Update.
19237 * c.opt (Wdeprecated): Enable for C and ObjC.
19238 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19239 (C++ Dialect Options): Move -Wno-deprecated from here to...
19240 (Warning Options): ... here.
19242 2008-05-13 Richard Guenther <rguenther@suse.de>
19244 PR middle-end/36227
19245 * fold-const.c (fold_sign_changed_comparison): Do not allow
19246 changes in pointer-ness.
19248 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19251 * config/sh/sh.c (sh_expand_prologue): Don't clear
19252 RTX_FRAME_RELATED_P for push insns.
19254 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19256 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19258 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19260 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19261 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19262 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19264 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19266 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19267 (*vec_concatv4sf_sse): This.
19268 (*sse2_concatv2si): Renamed to ...
19269 (*vec_concatv2si_sse2): This.
19270 (*sse1_concatv2si): Renamed to ...
19271 (*vec_concatv2si_sse): This.
19272 (*vec_concatv2di_rex): Renamed to ...
19273 (*vec_concatv2di_rex64): This.
19274 (*vec_concatv2si_sse4_1): New.
19275 (*vec_concatv2di_rex64_sse4_1): Likewise.
19277 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19279 PR rtl-optimization/36111
19280 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19281 that was created for swappable operands.
19283 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19286 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19287 * configure.ac: Add call to ACX_PROG_GNAT.
19289 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19291 * optc-gen.awk: Fix comment typo.
19293 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19295 * pretty-print.c (pp_integer_with_precision): Use
19296 HOST_LONG_LONG_FORMAT.
19298 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19300 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19302 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19304 * config/i386/i386.c (bdesc_ptest): Removed.
19305 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19306 (bdesc_args): Add __builtin_ia32_ptestz128,
19307 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19308 (ix86_init_mmx_sse_builtins): Updated.
19309 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19310 (ix86_expand_builtin): Updated.
19312 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19314 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19315 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19317 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19319 * value-prof.c (interesting_stringop_to_profile): Do not
19320 return early for BUILT_IN_MEMPCPY.
19322 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19324 * calls.c (expand_call): Don't use callgraph to increase
19325 preferred_stack_boundary.
19327 * cgraph.h (cgraph_rtl_info): Use unsigned on
19328 preferred_incoming_stack_boundary.
19330 * final.c (rest_of_clean_state): Use unsigned on
19331 preferred_stack_boundary.
19333 2008-05-09 Tom Tromey <tromey@redhat.com>
19335 PR preprocessor/22231:
19336 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19339 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19341 PR tree-optimization/36129
19342 * tree-ssa-ccp.c: Include value-prof.h.
19343 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19344 built-in function was folded to a constant.
19345 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19347 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19348 Sebastian Pop <sebastian.pop@amd.com>
19350 * tree-scalar-evolution.c: Document instantiate_scev.
19351 (instantiate_parameters_1): Renamed instantiate_scev_1.
19352 Don't use the same loop for instantiation_loop and evolution_loop.
19353 (instantiate_scev): New.
19354 (instantiate_parameters): Moved...
19355 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19356 same loop twice. Maintains the semantics for this function.
19357 * tree-scalar-evolution.h (instantiate_scev): Declare.
19358 (instantiate_parameters): ...here. Now static inline.
19359 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19360 instead of resolve_mixers.
19362 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19364 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19366 2008-05-09 Tomas Bily <tbily@suse.cz>
19368 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19369 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19370 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19371 * c-common.c (c_common_truthvalue_conversion): Likewise.
19372 * tree-object-size.c (compute_object_offset): Likewise.
19373 * tree-inline.c (estimate_num_insns_1): Likewise.
19374 * varasm.c (const_hash_1, compare_constant, copy_constant)
19375 (compute_reloc_for_constant, output_addressed_constants)
19376 (initializer_constant_valid_p): Likewise.
19377 * c-omp.c (check_omp_for_incr_expr): Likewise.
19378 * gimplify.c (gimplify_expr): Likewise.
19379 * c-typeck.c (c_finish_return): Likewise.
19380 * tree-vectorizer.c (supportable_widening_operation)
19381 (supportable_narrowing_operation): Likewise.
19382 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19383 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19384 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19385 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19386 (descr_info_loc): Likewise.
19387 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19388 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19389 (fold_unary): Likewise.
19390 * builtins.c (get_pointer_alignment): Likewise.
19391 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19392 (instantiate_parameters_1): Likewise.
19393 * tree.c (expr_align, stabilize_reference): Likewise.
19394 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19395 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19396 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19397 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19398 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19399 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19401 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19402 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19403 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19404 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19405 (forward_propagate_comparison)
19406 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19407 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19408 * emit-rtl.c (component_ref_for_mem_expr)
19409 (set_mem_attributes_minus_bitpos): Likewise.
19410 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19411 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19413 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19414 (build_function_call, pointer_diff, build_compound_expr)
19415 (c_finish_return): Likewise.
19416 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19417 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19419 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19420 * expr.c (is_aligning_offset): Likewise.
19421 * tree-ssa-alias.c (is_escape_site): Likewise.
19422 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19423 (check_all_va_list_escapes): Likewise.
19424 * tree-ssa-loop-ivopts.c (determine_base_object)
19425 (determine_common_wider_type): Likewise.
19426 * dojump.c (do_jump): Likewise.
19427 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19428 * tree-gimple.c (is_gimple_cast): Likewise.
19429 * fold-const.c (decode_field_reference)
19430 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19431 (fold_binary): Likewise.
19432 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19433 (already_warned_in_frontend_p): Likewise.
19434 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19435 * tree.c (really_constant_p, get_unwidened): Likewise.
19436 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19437 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19438 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19440 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19442 (CONVERT_EXPR_P): Define.
19443 (CASE_CONVERT): Define.
19445 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19447 PR middle-end/36117
19448 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19449 (delete_unmarked_insns): When deleting a call, call
19450 delete_unreachable_blocks.
19451 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19452 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19454 2008-05-08 Richard Guenther <rguenther@suse.de>
19456 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19457 (-ftree-salias): Likewise.
19458 (salias-max-implicit-fields): Remove param documentation.
19459 (salias-max-array-elements): Likewise.
19460 * tree-pass.h (pass_create_structure_vars): Remove.
19461 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19462 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19463 * tree-ssa-alias.c (create_structure_vars): Remove.
19464 (gate_structure_vars): Likewise.
19465 (pass_create_structure_vars): Likewise.
19466 (gate_build_alias): Likewise.
19467 (pass_build_alias): Adjust to run always and dump the function.
19468 * common.opt (ftree-salias): Hide.
19469 * passes.c (init_optimization_passes): Remove
19470 pass_create_structure_vars, adjust comment.
19471 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19472 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19473 * opts.c (decode_options): Do not set flag_tree_salias.
19474 (common_handle_option): Add OPT_ftree_salias to the backward
19475 compatibility section.
19477 2008-05-08 Richard Guenther <rguenther@suse.de>
19479 * tree-flow-inline.h (var_can_have_subvars): Move ...
19480 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19481 * tree-flow.h (var_can_have_subvars): Remove.
19482 (push_fields_onto_fieldstack): Remove.
19483 (sort_fieldstack): Likewise.
19484 (struct fieldoff): Move ...
19485 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19486 alias_set and base_for_components fields.
19487 (sort_fieldstack): Make static.
19488 (push_fields_onto_fieldstack): Likewise. Remove code that
19489 handles anything but RECORD_TYPEs. Remove alias_set and
19490 base_for_components handling.
19491 (create_variable_info_for): Adjust.
19493 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19495 * common.opt (Wframe-larger-than=): Shorten the help message
19497 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19499 2008-05-08 Rafael Espíndola <espindola@google.com>
19501 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19503 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19504 trap and that both operands are gimple values.
19505 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19506 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19509 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19511 * read-rtl.c (join_c_conditions): Return the first string if the
19512 two strings are equal.
19514 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19516 * gensupport.h (pred_data): Add a "num_codes" field.
19517 (add_predicate_code): Declare.
19518 * gensupport.c (add_predicate_code): New function.
19519 (std_pred_table): Add an "allows_const_p" field.
19520 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19521 Remove the (incomplete) list of such codes from the codes field.
19522 (init_predicate_table): Use add_predicate_code. Add all
19523 RTX_CONST_OBJs if allows_const_p is true.
19524 * genrecog.c (process_define_predicate): Use add_predicate_code.
19526 2008-05-08 David Daney <ddaney@avtrex.com>
19527 Richard Sandiford <rsandifo@nildram.co.uk>
19529 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19530 special case of constant zero operands.
19531 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19532 old and new values. Special case constant zero values.
19533 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19535 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19536 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19538 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19541 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19542 similar RTX_CONST_OBJ before CONST_INT.
19544 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19546 * stmt.c (expand_stack_restore): Change sa mode if needed.
19548 2008-05-08 Richard Guenther <rguenther@suse.de>
19550 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19551 return type to bool.
19552 (ix86_sol10_return_in_memory): Likewise.
19553 (ix86_i386elf_return_in_memory): Likewise.
19554 (ix86_i386interix_return_in_memory): Likewise.
19555 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19556 (ix86_sol10_return_in_memory): Likewise.
19557 (ix86_i386elf_return_in_memory): Likewise.
19558 (ix86_i386interix_return_in_memory): Likewise.
19560 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19563 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19565 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19566 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19569 2008-05-08 Richard Guenther <rguenther@suse.de>
19571 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19572 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19573 (DR_SUBVARS): Remove.
19574 * tree-dfa.c (dump_subvars_for): Remove.
19575 (debug_subvars_for): Likewise.
19576 (dump_variable): Do not dump subvars.
19577 (remove_referenced_var): Do not remove subvars.
19578 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19579 (lookup_subvars_for_var): Remove.
19580 (get_subvars_for_var): Likewise.
19581 (get_subvars_at): Likewise.
19582 (get_first_overlapping_subvar): Likewise.
19583 (overlap_subvar): Likewise.
19584 * tree-flow.h (subvar_t): Remove.
19585 (struct var_ann_d): Remove subvars field.
19586 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19587 argument. Remove special handling of SFTs.
19588 (compute_tag_properties): Likewise.
19589 (set_initial_properties): Likewise.
19590 (compute_call_clobbered): Likewise.
19591 (count_mem_refs): Likewise.
19592 (compute_memory_partitions): Likewise.
19593 (compute_flow_insensitive_aliasing): Likewise.
19594 (setup_pointers_and_addressables): Likewise.
19595 (new_type_alias): Likewise.
19596 (struct used_part): Remove.
19597 (used_portions): Likewise.
19598 (struct used_part_map): Likewise.
19599 (used_part_map_eq): Likewise.
19600 (used_part_map_hash): Likewise.
19601 (free_used_part_map): Likewise.
19602 (up_lookup): Likewise.
19603 (up_insert): Likewise.
19604 (get_or_create_used_part_for): Likewise.
19605 (create_sft): Likewise.
19606 (create_overlap_variables_for): Likewise.
19607 (find_used_portions): Likewise.
19608 (create_structure_vars): Likewise.
19609 * tree.def (STRUCT_FIELD_TAG): Remove.
19610 * tree.h (MTAG_P): Adjust.
19611 (struct tree_memory_tag): Remove base_for_components and
19612 unpartitionable flags.
19613 (struct tree_struct_field_tag): Remove.
19614 (SFT_PARENT_VAR): Likewise.
19615 (SFT_OFFSET): Likewise.
19616 (SFT_SIZE): Likewise.
19617 (SFT_NONADDRESSABLE_P): Likewise.
19618 (SFT_ALIAS_SET): Likewise.
19619 (SFT_UNPARTITIONABLE_P): Likewise.
19620 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19621 (union tree_node): Remove sft field.
19622 * alias.c (get_alias_set): Remove special handling of SFTs.
19623 * print-tree.c (print_node): Remove handling of SFTs.
19624 * tree-dump.c (dequeue_and_dump): Likewise.
19625 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19626 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19627 * tree-predcom.c (set_alias_info): Do not set subvars.
19628 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19629 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19630 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19631 (add_vars_for_offset): Remove.
19632 (add_virtual_operand): Remove special handling of SFTs.
19633 (add_call_clobber_ops): Likewise.
19634 (add_call_read_ops): Likewise.
19635 (get_asm_expr_operands): Likewise.
19636 (get_modify_stmt_operands): Likewise.
19637 (get_expr_operands): Likewise.
19638 (add_to_addressable_set): Likewise.
19639 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19640 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19641 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19642 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19643 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19644 (tree_node_structure): Likewise.
19645 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19647 (find_what_p_points_to): Likewise.
19649 2008-05-08 Sa Liu <saliu@de.ibm.com>
19651 * config/spu/spu.md: Fixed subti3 pattern.
19653 2008-05-08 Richard Guenther <rguenther@suse.de>
19655 PR middle-end/36154
19656 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19657 sure to create a representative for trailing arrays for PTA.
19659 2008-05-08 Richard Guenther <rguenther@suse.de>
19661 PR middle-end/36172
19662 * fold-const.c (operand_equal_p): Two objects which types
19663 differ in pointerness are not equal.
19665 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19667 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19668 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19669 (emit_library_call_value_1): Add new variable fndecl initialized by
19670 NULL_TREE. It should be the decl type of orgfun, but this information
19671 seems not to be available here, so it uses the default calling abi.
19672 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19673 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19674 by TARGET_RETURN_IN_MEMORY.
19675 * config/i386/i386-interix.h: Likewise.
19676 * config/i386/i386.h: Likewise.
19677 * config/i386/i386elf.h: Likewise.
19678 * config/i386/ptx4-i.h: Likewise.
19679 * config/i386/sol2-10.h: Likewise.
19680 * config/i386/sysv4.h: Likewise.
19681 * config/i386/vx-common.h: Likewise.
19682 * config/cris/cris.h: Removed #if 0 clause.
19683 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19684 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19686 (ix86_sol10_return_in_memory): Likewise.
19687 (ix86_i386elf_return_in_memory): New.
19688 (ix86_i386interix_return_in_memory): New.
19689 * config/mt/mt-protos.h (mt_return_in_memory): New.
19690 * config/mt/mt.c: Likewise.
19691 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19692 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19693 * config/bfin/bfin.h: Likewise.
19694 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19696 * config/bfin/bfin.c: Likewise.
19697 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19698 * config/alpha/unicosmk.h: Likewise.
19699 * config/i386/cygming.h: Likewise.
19700 * config/iq2000/iq2000.h: Likewise.
19701 * config/mips/mips.h: Likewise.
19702 * config/mn10300/mn10300.h: Likewise.
19703 * config/rs6000/rs6000.h: Likewise.
19704 * config/score/score.h: Likewise.
19705 * config/spu/spu.h: Likewise.
19706 * config/v850/v850.h: Likewise.
19707 * defaults.h: Likewise.
19708 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19709 * expr.c (emit_block_move): Adjust use of
19710 OUTGOING_REG_PARM_STACK_SPACE.
19711 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19712 OUTGOING_REG_PARM_STACK_SPACE.
19713 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19715 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19717 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19718 on OMP_RETURN for OMP_FOR.
19721 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19722 (fortran_common): New function.
19723 (gen_variable_die): Call fortran_common instead of common_check,
19724 adjust for it returning tree instead of rtx. Formatting.
19726 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19730 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19731 * c-decl.c (merge_decls): Ditto.
19732 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19733 to RTL_CONST_OR_PURE_CALL_P.
19734 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19735 Initialized DECL_LOOPING_CONST_PURE.
19736 (process_call_operands): Set tree_side_effects properly.
19737 * tree.h (TREE_READONLY_DECL_P): Removed.
19738 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19739 (DECL_LOOPING_OR_CONST_P): New macro.
19740 (struct tree_function_decl): Added looping_const_or_pure_p.
19741 (ECF_*) Renumbered.
19742 (ECF_LOOPING_OR_CONST_P): New macro.
19743 * rtlanal.c (pure_const_p): Removed.
19744 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19745 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19746 to RTL_CONST_CALL_P.
19747 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19748 (check_decl, check_tree, check_call, scan_function): Initialize
19750 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19751 (static_execute): Set looping true for recursive functions.
19752 Undo setting state to IPA_NEITHER for recursive functions.
19753 * cse.c (cse_insn):
19754 * ifcvt.c (noce_can_store_speculate_p): Changed
19755 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19756 RTL_CONST_OR_PURE_CALL_P.
19757 * dse.c (scan_insn): Ditto.
19758 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19759 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19760 RTL_CONST_OR_PURE_CALL_P.
19761 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19762 pure_call_p to RTL_CONST_CALL_P.
19763 * gimplify.c (gimplify_call_expr): Clear side effects for
19764 non-looping pure and constant calls.
19765 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19766 (flags_from_decl_or_type): Set ecf flags from decl flags.
19767 (initialize_argument_information): Turn off
19768 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19769 Change const to pure if callee_copies is true rather than just
19771 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19772 way of marking pure calls.
19773 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19774 Remove hack that was supposed to fix pr7335 and remove old
19775 way of marking pure calls.
19776 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19777 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19778 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19779 RTL_CONST_OR_PURE_CALL_P.
19780 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19781 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19782 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19783 * sched-deps.c (schedule_analyze): Ditto.
19784 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19785 return_val field of calls to represent pure and const function info.
19786 (CONST_OR_PURE_CALL_P): Deleted macro.
19787 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19788 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19789 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19791 * tree-optimize.c (execute_fixup_cfg): Added test for
19792 ECF_LOOPING_CONST_OR_PURE.
19793 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19795 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19796 effects for looping pure or const calls.
19797 (verify_gimple_expr): Added verification code.
19798 * config/alpha/alpha.c (alpha_legitimize_address,
19799 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19801 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19802 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19803 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19804 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19805 RTL_CONST_OR_PURE_CALL_P.
19806 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19807 and const calls to be deleted.
19809 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19812 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19813 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19814 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19815 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19816 to handle nonimmediate operands.
19817 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19818 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19819 to handle nonimmediate operands.
19820 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19821 (mmx_pmulhrwv4hi3): New expander. Use
19822 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19823 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19824 (sse2_umulv1siv1di3): New expander. Use
19825 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19826 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19827 (mmx_eq<mode>3): New expander. Use
19828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19829 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19830 (mmx_uavgv8qi3): New expander. Use
19831 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19832 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19833 (mmx_uavgv4hi3): New expander. Use
19834 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19836 * config/i386/sse.md
19837 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19838 to handle nonimmediate operands.
19839 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19840 to handle nonimmediate operands.
19841 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19842 to handle nonimmediate operands.
19843 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19844 to handle nonimmediate operands.
19845 (sse2_unpckhpd_exp): New expander. Use
19846 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19847 (sse2_unpcklpd_exp): New expander. Use
19848 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19849 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19850 to handle nonimmediate operands.
19851 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19852 to handle nonimmediate operands.
19853 (*sse2_<plusminus_insn><mode>3): Rename from
19854 sse2_<plusminus_insn><mode>3 insn pattern.
19855 (sse2_<plusminus_insn><mode>3): New expander. Use
19856 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19857 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19858 (sse2_umulv2siv2di3): New expander. Use
19859 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19860 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19861 (sse4_1_mulv2siv2di3): New expander. Use
19862 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19863 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19864 (sse2_pmaddwd): New expander. Use
19865 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19866 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19867 (sse2_eq<mode>3): New expander. Use
19868 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19869 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19870 (sse4_1_eqv2di3): New expander. Use
19871 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19872 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19873 (sse2_uavgv16qi3): New expander. Use
19874 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19875 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19876 (sse2_uavgv16qi3): New expander. Use
19877 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19878 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19879 (sse2_uavgv8hi3): New expander. Use
19880 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19881 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19882 (ssse3_pmulhrswv8hi3): New expander. Use
19883 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19884 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19885 (ssse3_pmulhrswv4hi3): New expander. Use
19886 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19888 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19889 (<sse>_vmmul<mode>3): Ditto.
19890 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19892 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19893 (ssse3_pmaddubsw): Ditto.
19895 * config/i386/i386.c (struct_builtin_description)
19896 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19897 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19898 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19899 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19900 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19901 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19902 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19903 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19904 (ix86_fixup_binary_operands): Assert that src1
19905 and src2 must have the same mode when swapped.
19906 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19907 and ix86_binary_operator_ok. Do not force operands in registers
19910 2008-05-07 Jan Hubicka <jh@suse.cz>
19912 * cgraph.c (dump_cgraph_node): Update.
19913 * cgraph.h (cgraph_local_info): Break out inline summary.
19914 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19916 * ipa-inline (inline_summary): New accestor function.
19917 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19918 cgraph_decide_inlining, compute_inline_parameters): Update.
19919 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19921 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19923 Cleanup ColdFire scheduling support and add V4 pipeline model.
19925 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19926 (define_attr cpu): Add cfv4 value.
19927 (define_attr type, define_attr type1): Merge into a single 'type'
19928 attribute. Update all uses.
19929 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19930 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19932 (define_attr opx_mem, define_attr opy_mem): Remove.
19933 (define_attr op_mem): Clean up, update comment.
19934 (define_attr size): Use specific values instead of general int.
19935 (define_attr guess, define_attr split): Remove. Update all uses.
19936 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19937 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19938 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19939 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19940 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19941 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19942 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19943 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19944 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19945 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19946 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19947 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19948 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19949 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19950 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19951 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19952 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19953 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19954 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19955 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19956 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19957 Update or set attributes.
19958 (stack_tie): New fake instruction.
19960 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19961 (m68k_sched_attr_size): Update declaration.
19962 (m68k_sched_attr_type2): Remove.
19963 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19964 Declare new bypass predicates.
19966 * config/m68k/m68k.c (m68k_sched_issue_rate,
19967 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19969 (TARGET_SCHED_ISSUE_RATE,
19970 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19971 (override_options): Handle scheduling for ColdFire V4 core.
19972 (m68k_expand_prologue): Emit stack_tie.
19973 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19974 'OP_TYPE_FPN'. Update all uses.
19975 (sched_guess_p): Remove.
19976 (sched_address_type): Handle symbolic addresses.
19977 (sched_get_operand): New static function.
19978 (sched_operand_type): Merge into sched_attr_op_type.
19979 (sched_attr_op_type): Handle FP registers, handle quick constants,
19981 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19982 (m68k_sched_attr_size): Update. Move logic to ...
19983 (sched_get_attr_size_int): New static function.
19984 (sched_get_opxy_mem_type): New static function.
19985 (m68k_sched_attr_op_mem): Update.
19986 (m68k_sched_attr_type2): Remove.
19987 (sched_cfv4_bypass_data): New static variable.
19988 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19989 (m68k_sched_issue_rate): Implement scheduler hook.
19990 (struct _sched_ib: enabled_p): New field.
19991 (m68k_sched_variable_issue): Update. Handle V4.
19992 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19993 sched_dump_class_func_t, sched_dump_split_class,
19994 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19995 sched_dump_dfa_class, m68k_sched_dump): Remove.
19996 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19998 (m68k_sched_init_global): Remove statisctics dumping, introduce
19999 sanity check that all instructions have pipeline reservations. Handle
20001 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20002 Handle ColdFire V4 core.
20003 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20004 New static functions.
20005 (m68k_sched_address_bypass_p): New bypass predicate.
20006 (sched_get_indexed_address_scale): New static function.
20007 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20009 * cf.md: Update comments.
20010 (define_attr type2): Remove. Use 'type' attribute instead.
20012 (cf_ib): Rename to cfv123_ib. Update all uses.
20013 (cf_oep): Rename to cfv123_oep. Update all uses.
20014 (cf_chr): Rename to cfv123_chr. Update all uses.
20015 (cf_mem): Rename to cfv123_mem. Update all uses.
20016 (cf_mac): Move to more appropriate place.
20017 (cfv123_guess): New automaton and cpu_unit.
20018 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20019 Update uses of 'size' attribute. Handle before reload scheduling.
20020 (cfv123_guess): New dummy reservation for unhandled instructions.
20021 (cfv4_*): Pipeline description of ColdFire V4 core.
20022 (ignore): New reservation to handle 'ignore' type.
20024 2008-05-07 Ian Lance Taylor <iant@google.com>
20026 PR middle-end/36013
20027 * gimplify.c (find_single_pointer_decl_1): Don't look through
20029 (find_single_pointer_decl): Adjust comments.
20031 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20033 PR middle-end/36137
20034 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20035 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20037 PR middle-end/36106
20038 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20039 integral type rather than floating point, then VIEW_CONVERT_EXPR
20040 to the floating point type.
20042 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20044 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20045 TFmode op0 to register.
20047 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20049 * c-decl.c (grokdeclarator): Comment typo.
20051 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20053 * tree-flow.h: Remove prototype for computed_goto_p.
20054 * tree-cfg.c (computed_goto_p): Make static.
20056 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20059 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20060 (contains_aligned_value_p): This. Handle _Decimal128.
20061 (ix86_function_arg_boundary): Only align _Decimal128 to its
20062 natural boundary and handle it properly.
20064 2008-05-06 Martin Jambor <mjambor@suse.cz>
20066 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20067 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20068 (ipcp_method_set_orig_node): Removed.
20069 (ipcp_cval_get_cvalue_type): Removed.
20070 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20071 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20072 (ipcp_cval_set_cvalue_type): Removed.
20073 (ipcp_cval_get_cvalue): Removed.
20074 (ipcp_cval_set_cvalue): Removed.
20075 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20076 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20077 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20078 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20079 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20080 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20081 (ipcp_get_ith_lattice): Changed parameters.
20082 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20083 (ipcp_lattice_from_jfunc): Changed parameters.
20084 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20085 (ipcp_method_cval_print): Added temporary variable info.
20086 (ipcp_redirect): Removed already unused local variable caller.
20087 (ipcp_redirect): New temporary variable orig_callee_info
20088 (ipcp_redirect): Removed newly unused local variable callee.
20089 (ipcp_redirect): Removed (a bit confusing) local variable type.
20090 (ipcp_insert_stage): Added local variable info.
20091 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20093 (ipcp_formal_create): Removed.
20094 (ipcp_method_cval_set): Removed.
20095 (ipcp_propagate_stage): Renamed lattice variables.
20096 (ipcp_method_cval_set_cvalue_type): Removed.
20097 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20098 (ipcp_print_all_lattices): Changed printed strings to refer to
20099 lattices rather than cvals.
20100 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20101 (ipcp_propagate_const): Changed formal parameters.
20102 (build_const_val): Changed formal parameters.
20103 (ipcp_insert_stage): Removed useless variable cvalue
20104 (build_const_val): Changed formal parameters.
20105 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20106 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20107 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20108 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20109 (ipcp_print_func_profile_counts): Changed string from "method" to
20111 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20112 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20113 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20114 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20115 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20116 (ipcp_lat_is_const): Changed parameters and made inline.
20117 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20118 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20119 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20120 the predicate condition directly
20121 (ipcp_propagate_stage): Added local variable args. Removed local
20122 variable callee. (Both are mere code simplifications.)
20123 (ipcp_method_dont_insert_const): Renamed to
20124 ipcp_node_not_modifiable_p.
20125 (ipcp_node_not_modifiable_p): Made inline.
20126 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20127 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20128 (ipcp_print_all_lattices): Removed variable cvalue
20129 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20132 2008-05-06 Olivier Hainque <hainque@adacore.com>
20134 * tree-sra.c (try_instantiate_multiple_fields): Early return
20135 if field has POINTER_TYPE.
20137 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20139 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20140 by using 'q' specifier for instruction.
20141 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20143 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20145 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20146 Change mode of zero_extract from QImode to HImode.
20147 (sign bit tests peepholes): (Ditto.).
20149 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20151 * config/i386/mmx.md: Remove double backslashes from asm templates.
20152 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20153 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20154 to handle nonimmediate operands.
20155 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20156 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20157 to handle nonimmediate operands.
20158 (*mmx_<code>v2sf3_finite): New insn pattern.
20159 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20160 (mmx_<code>v2sf3): New expander. Use
20161 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20162 (mmx_<plusminus_insn><mode>3): New expander. Use
20163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20164 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20165 (mmx_add<mode>3): Removed.
20166 (mmx_ssadd<mode>3): Ditto.
20167 (mmx_usadd<mode>3): Ditto.
20168 (mmx_sub<mode>3): Ditto.
20169 (mmx_sssub<mode>3): Ditto.
20170 (mmx_ussub<mode>3): Ditto.
20171 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20172 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20173 to handle nonimmediate operands.
20174 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20176 (mmx_smulv4hi3_highpart): New expander. Use
20177 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20178 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20180 (mmx_umulv4hi3_highpart): New expander. Use
20181 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20182 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20183 (mmx_<code>v4hi3): New expander. Use
20184 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20185 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20186 (mmx_<code>v8qi3): New expander. Use
20187 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20188 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20189 (mmx_<code><mode>3): New expander. Use
20190 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20192 2008-05-05 Jan Hubicka <jh@suse.cz>
20194 PR tree-optimization/36118
20195 * passes.c (pass_init_dump_file): Fix dump header.
20197 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20199 PR middle-end/36141
20200 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20201 VCE for function decls.
20203 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20205 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20207 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20209 * config/i386/i386.md (sat_plusminus): New.
20210 (plusminus_insn): Likewise.
20211 (plusminus_mnemonic): Likewise.
20213 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20214 (*<addsub><mode>3_cc_overflow): Renamed to ...
20215 (*<plusminus_insn><mode>3_cc_overflow): This.
20216 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20217 (*<plusminus_insn>si3_zext_cc_overflow): This.
20219 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20220 (<plusminus_insn><mode>3): This.
20221 (*<addsub><mode>3): Renamed to ...
20222 (*<plusminus_insn><mode>3): This.
20223 (<sse>_vm<addsub><mode>3): Renamed to ...
20224 (<sse>_vm<plusminus_insn><mode>3): This.
20225 (sse3_h<addsub>v4sf3): Renamed to ...
20226 (sse3_h<plusminus_insn>v4sf3): This.
20227 (sse3_h<addsub>v2df3): Renamed to ...
20228 (sse3_h<plusminus_insn>v2df3): This.
20229 (<plusminus_insn><mode>3): New.
20230 (*<plusminus_insn><mode>3): Likewise.
20231 (sse2_<plusminus_insn><mode>3): Likewise.
20232 (add<mode>): Removed.
20233 (*add<mode>3): Likewise.
20234 (sse2_ssadd<mode>3): Likewise.
20235 (sse2_usadd<mode>3): Likewise.
20236 (sub<mode>3): Likewise.
20237 (*sub<mode>3): Likewise.
20238 (sse2_sssub<mode>3): Likewise.
20239 (sse2_ussub<mode>3): Likewise.
20241 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20243 * gthr-single.h: Add in required interface elements as per gthr.h.
20244 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20245 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20246 Generalize UNUSED macro.
20247 (__gthread_once): Add.
20248 (__gthread_key_create): Add.
20249 (__gthread_key_delete): Add.
20250 (__gthread_getspecific): Add.
20251 (__gthread_setspecific): Add.
20253 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20255 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20256 the same size types for the indirect reference on the rhs, then
20259 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20261 * config/i386/i386.md
20262 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20263 one insn template instead of template series.
20264 (*xordi_1_rex64): Ditto.
20265 (*xordi_2_rex64): Ditto.
20267 2008-05-05 Ira Rosen <irar@il.ibm.com>
20269 PR tree-optimization/36119
20270 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20273 2008-06-04 Jan Hubicka <jh@suse.cz>
20275 tree-optimization/36100
20276 * tree-pass.h (pass_O0_always_inline): Declare.
20277 * ipa-inline.c (inline_transform): Remove dead code.
20278 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20279 pass_O0_always_inline): New.
20280 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20282 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20284 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20285 mnemonic in this_param move for TARGET_64BIT.
20287 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20289 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20290 (*strmovsi_rex_1): Ditto.
20291 (*strsetsi_1): Ditto.
20292 (*strsetsi_rex_1): Ditto.
20294 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20295 adddicc expanders using SWI mode iterator.
20297 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20300 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20303 2008-05-04 David S. Miller <davem@davemloft.net>
20305 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20306 (sparc*-*-linux*): Use linux.h in tm_file.
20307 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20308 compiler defaulting to 32-bit.
20309 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20311 * config/sparc/linux.h: Remove definitions now obtained
20312 properly from linux.h
20313 * config/sparc/linux64.h: Likewise.
20314 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20315 don't want this setting for 32-bit builds in a biarch compiler.
20316 * doc/install.texi: Add sparc-linux to list of targets
20317 supporting --enable-targets=all.
20319 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20321 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20323 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20325 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20326 after V4SI_FTYPE_V8HI.
20327 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20328 case V4SI_FTYPE_V2DF.
20330 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20332 * doc/invoke.texi (max-flow-memory-locations): Removed.
20333 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20335 2008-05-03 Richard Guenther <rguenther@suse.de>
20337 PR middle-end/34973
20338 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20340 2008-05-02 David S. Miller <davem@davemloft.net>
20342 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20344 2008-05-02 Simon Baldwin <simonb@google.com>
20347 * c-common.h (warn_array_subscript_range): Removed.
20348 * c-common.c (warn_array_subscript_range): Ditto.
20349 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20350 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20352 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20354 * config/i386/i386.c (ix86_special_builtin_type): New.
20355 (bdesc_special_args): Likewise.
20356 (ix86_expand_special_args_builtin): Likewise.
20357 (ix86_init_mmx_sse_builtins): Updated.
20358 (ix86_expand_builtin): Updated.
20359 (ix86_expand_store_builtin): Removed.
20360 (ix86_expand_unop_builtin): Likewise.
20362 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20363 * config/i386/mmintrin.h (__v2sf): Here.
20365 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20367 (_mm_loadl_pi): Likewise.
20368 (_mm_storeh_pi): Replace __v2si with __v2sf.
20369 (_mm_storel_pi): Likewise.
20371 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20372 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20373 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20374 __builtin_ia32_loadlpd.
20376 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20378 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20379 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20380 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20381 (ix86_init_mmx_sse_builtins): Updated.
20382 (ix86_expand_args_builtin): Likewise.
20383 (ix86_expand_builtin): Likewise.
20384 (ix86_expand_unop1_builtin): Renamed to ...
20385 (ix86_expand_unop_vec_merge_builtin): This.
20387 2008-05-01 Jan Hubicka <jh@suse.cz>
20390 * ipa-inline.c (inline_generate_summary): Make static.
20391 (inline_transform): Do not call inlining at -O0; make static.
20392 * passes.c (execute_todo): Add sanity check.
20393 (execute_one_ipa_transform_pass): Execute proper flags.
20395 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20397 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20398 (DECL_NONADDRESSABLE_P): Likewise.
20399 * alias.c (record_component_aliases): Fix comment.
20401 2008-05-01 Simon Baldwin <simonb@google.com>
20403 * c-common.h (warn_array_subscript_range): New function.
20404 * c-common.c (warn_array_subscript_range): Ditto.
20405 * tree-vrp.c (check_array_ref): Corrected code to agree with
20406 comment, ignoring only arrays of size 0 or size 1.
20407 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20409 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20411 * config/i386/i386.c (ix86_builtin_type): Replace
20412 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20413 (bdesc_args): Updated.
20414 (ix86_init_mmx_sse_builtins): Likewise.
20415 (ix86_expand_args_builtin): Likewise.
20417 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20420 * doc/extend.texi: Correct __builtin_ia32_palignr.
20422 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20425 * config/i386/i386.c (bdesc_crc32): Removed.
20426 (ix86_expand_crc32): Likewise.
20427 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20428 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20429 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20430 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20431 UINT_FTYPE_UINT_UCHAR.
20432 (bdesc_args): Updated. Add crc32 builtins.
20433 (ix86_init_mmx_sse_builtins): Updated.
20434 (ix86_expand_args_builtin): Updated to support subreg.
20436 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20438 2008-05-01 Jan Hubicka <jh@suse.cz>
20440 * tree-pass.h (opt_pass): Add IPA_PASS.
20441 (varpool_node, cgraph_node): Forward declare.
20442 (ipa_opt_pass): Define.
20443 (pass_ipa_inline): Turn into ipa_opt_pass.
20444 (pass_apply_inline): Remove.
20445 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20446 (apply_inline): Turn into ....
20447 (inline_transform): ... this one.
20448 (inline_generate_summary): New function.
20449 (pass_apply_inline): Remove.
20450 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20452 (struct function): Add ipa_transforms_to_apply.
20453 * passes.c (register_one_dump_file): Work on IPA_PASS.
20454 (init_optimization_passes): Remove pass_inline_parameters and
20456 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20457 (execute_one_pass) ... here; apply transforms when possible.
20458 (add_ipa_transform_pass, execute_ipa_summary_asses,
20459 execute_one_ipa_transform_pass): New.
20460 (execute_ipa_pass_list): Update for IPA_PASS type.
20462 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20464 * config/i386/i386.c (ix86_builtin_type): Add
20465 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20466 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20467 (bdesc_args): Add SSE4a builtins.
20468 (ix86_init_mmx_sse_builtins): Updated.
20469 (ix86_expand_args_builtin): Likewise.
20470 (ix86_expand_builtin): Likewise.
20472 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20474 * config/i386/i386.c (ix86_builtin_type): Add
20475 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20476 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20477 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20478 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20479 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20480 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20481 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20482 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20483 and DI_FTYPE_DI_DI_INT.
20484 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20485 (ix86_init_mmx_sse_builtins): Updated.
20486 (ix86_expand_args_builtin): Likewise.
20487 (ix86_expand_builtin): Likewise.
20488 (ix86_expand_binop_imm_builtin): Removed.
20490 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20492 2008-04-30 Richard Guenther <rguenther@suse.de>
20494 PR tree-optimization/32921
20495 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20497 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20499 * config/arm/arm.c (arm_unwind_emit): Use
20500 crtl->all_throwers_are_sibcalls instead of
20501 cfun->all_throwers_are_sibcalls.
20502 (arm_output_fn_unwind): Likewise.
20503 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20504 instead of cfun->uses_pic_offset_table.
20505 (frv_expand_prologue): Likewise.
20506 (frv_frame_pointer_required): Likewise.
20507 (frv_expand_fdpic_call): Likewise.
20508 (frv_emit_movsi): Likewise.
20509 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20510 cfun->returns_pcc_struct instead of
20511 current_function_returns_pcc_struct.
20512 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20513 instead of cfun->calls_eh_return.
20514 (m32c_pushm_popm): Likewise.
20515 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20516 "extern" declaration.
20518 2008-04-30 Richard Guenther <rguenther@suse.de>
20520 PR tree-optimization/21636
20521 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20523 (evaluate_stmt): Print the likely value.
20524 (ccp_visit_stmt): Avoid excessive vertical spacing.
20526 2008-04-30 Rafael Espíndola <espindola@google.com>
20528 * builtins.c (fold_call_expr): Return realret.
20529 * tree-ssa-threadedge.c
20530 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20531 __builtin_object_size.
20533 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20535 * gcc.c (wrapper_string): New variable.
20536 (insert_wrapper): New function.
20537 (execute): New option -wrapper.
20538 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20540 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20542 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20543 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20544 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20546 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20547 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20548 config/rs6000/e500crtres64gprctr.asm,
20549 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20550 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20551 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20552 config/rs6000/e500crtsav64gprctr.asm,
20553 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20554 config/rs6000/e500crtsavg64gprctr.asm: New files.
20555 * config/rs6000/t-ppccomm: Add build rules for new files.
20556 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20557 * config/rs6000/t-netbsd: Add build rules for new files.
20558 (LIB2FUNCS_STATIC_EXTRA): New variable.
20559 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20560 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20561 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20563 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20565 * config/i386/i386.c (ix86_builtin_type): Add
20566 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20567 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20568 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20569 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20570 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20571 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20572 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20573 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20574 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20575 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20576 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20577 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20578 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20579 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20580 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20581 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20582 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20583 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20584 V1DI_FTYPE_V2SI_V2SI.
20585 (bdesc_2arg): Moved to ...
20586 (bdesc_args): Here.
20587 (ix86_init_mmx_sse_builtins): Updated.
20588 (ix86_expand_args_builtin): Updated. Take a pointer
20589 to const struct builtin_description. Handle comparison
20591 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20592 (ix86_expand_builtin): Updated.
20594 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20595 (ssse3_pmaddubsw128): This.
20596 (ssse3_pmaddubswv4hi3): Renamed to ...
20597 (ssse3_pmaddubsw): This.
20599 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20600 (__builtin_ia32_packssdw128): Likewise.
20601 (__builtin_ia32_packuswb128): Likewise.
20602 (__builtin_ia32_pmaddubsw): Likewise.
20603 (__builtin_ia32_pmaddubsw128): Likewise.
20605 2008-04-30 Richard Guenther <rguenther@suse.de>
20607 PR tree-optimization/14847
20608 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20609 (recognize_bits_test): Use it.
20610 (recognize_single_bit_test): Likewise.
20612 2008-04-30 Martin Jambor <mjambor@suse.cz>
20614 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20615 instead of setting number of formal parameters to zero.
20616 (ipcp_init_stage): Do not set the number of actual parameters to zero
20618 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20619 which are called with variable number of arguments.
20620 (ipcp_insert_stage): Explicitely skipping all nodes which are
20621 called with variable number of arguments.
20622 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20623 number of parameters.
20625 * ipa-prop.h (struct ipa_node_params): Added flag
20626 called_with_var_arguments
20627 (ipa_set_param_count): Added. Changed sole setter to use it.
20628 (ipa_get_param_count): Added. All readers of param_count
20629 converted to use it instead.
20630 (ipa_set_called_with_variable_arg): Added.
20631 (ipa_is_called_with_var_arguments): Added.
20632 (ipa_get_ith_param): Added. All readers of param_decls converted
20634 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20636 (ipa_get_cs_argument_count): Added, all readers of argument_count
20638 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20641 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20642 (struct ipcp_lattice): Renamed cval_type to type
20643 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20645 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20646 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20647 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20648 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20649 (build_const_val): Changed the type of parameter cvalue to tree
20650 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20651 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20653 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20656 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20657 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20658 (ipa_add_method): Renamed to ipa_push_func_to_list
20659 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20660 (ipa_callsite_param_count): Removed.
20661 (ipa_callsite_param_count_set): Removed.
20662 (ipa_callsite_param): Removed.
20663 (ipa_callsite_callee): Removed.
20664 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20665 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20666 (ipa_method_formal_count): Removed.
20667 (ipa_method_formal_count_set): Removed.
20668 (ipa_method_get_tree): Removed.
20669 (ipa_method_tree_map_create): Removed.
20670 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20671 (ipa_create_param_decls_array): Creates the array itself
20672 (ipa_create_param_decls_array): Temporary variable info instead of
20673 a few dereferences.
20674 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20675 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20676 (get_type): Removed.
20677 (ipa_jf_get_info_type): Removed.
20678 (ipa_node_create): Renamed to ipa_create_node_params
20679 (ipa_free): Renamed to ipa_free_all_node_params
20680 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20681 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20682 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20683 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20684 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20685 ipa_free_all_edge_args
20686 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20687 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20688 (ipa_create_methodlist_node): Removed.
20689 (ipa_methodlist_method): Removed.
20690 (ipa_methodlist_method_set): Removed.
20691 (ipa_methodlist_next_method): Removed.
20692 (ipa_methodlist_next_method_set): Removed.
20693 (ipa_method_is_modified): Removed.
20694 (ipa_method_modify_create): Removed.
20695 (ipa_method_modify_init): Temporary variable info instead of a few
20697 (ipa_detect_param_modifications): Temporary variable info instead of
20698 a few dereferences.
20699 (ipa_compute_jump_functions): Temporary variable info instead of
20700 a few dereferences.
20701 (ipa_method_modify_set): Removed.
20702 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20703 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20704 than craph_node as the first parameter.
20705 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20706 (ipa_method_modify_init): Removed.
20707 (ipa_compute_jump_functions): Added a temp variable instead of
20708 repeatadly dereferencing the cgraph_edge.aux pointer
20709 (ipa_callsite_param_set_type): Removed.
20710 (ipa_compute_jump_functions): i renamed to index and moved to
20712 (ipa_callsite_param_set_info_type_formal): Removed.
20713 (ipa_callsite_param_set_info_type): Removed.
20714 (ipa_callsite_param_map_create): Removed.
20715 (ipa_callsite_tree): Removed.
20716 (ipa_callsite_caller): Removed.
20717 (ipa_pop_func_from_list): return_method removed to return_func
20719 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20720 prefixed all values with IPA_. Changed all users.
20721 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20722 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20723 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20724 (union parameter_info): Renamed to jump_func_value.
20725 (union jump_func_value): Renamed value to constant
20726 (struct ipa_jump_func): Renamed info_type to value
20727 (struct ipa_node): Renamed to ipa_node_params
20728 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20729 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20730 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20731 (struct ipa_edge): Renamed to ipa_edge_args
20732 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20733 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20734 (struct ipa_methodlist): Renamed to ipa_func_list
20735 (struct ipa_func_list): method_p renamed to node, next_method
20737 (ipa_methodlist_p): Removed, switched all users to struct pointer
20738 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20740 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20742 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20743 (rs6000_emit_epilogue): Use backchain to restore only when we
20744 have a large frame. Make use of frame pointer to restore if we
20745 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20747 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20749 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20750 Add mode to zero_extract.
20751 (sign bit tests peepholes): (Ditto.).
20753 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20755 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20756 Instructions in comments with SSE3.
20757 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20758 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20759 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20760 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20761 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20762 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20763 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20764 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20765 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20766 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20767 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20768 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20769 (bdesc_sse_args): Renamed to ...
20770 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20771 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20772 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20773 IX86_BUILTIN_FABSQ.
20774 (bdesc_1arg): Moved to ...
20775 (bdesc_args): Here.
20776 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20777 Instructions in comments with SSE3.
20778 (ix86_expand_sse_operands_builtin): Renamed to ...
20779 (ix86_expand_args_builtin): This. Updated.
20780 (ix86_expand_unop1_builtin): Update comments.
20781 (ix86_expand_builtin): Updated.
20783 2008-04-29 Richard Guenther <rguenther@suse.de>
20785 PR tree-optimization/36078
20786 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20787 Update virtual SSA form after cleaning up the CFG.
20789 2008-04-29 Richard Guenther <rguenther@suse.de>
20791 PR middle-end/15255
20792 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20794 2008-04-29 Richard Guenther <rguenther@suse.de>
20796 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20797 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20798 (compute_flow_insensitive_aliasing): Do not treat
20799 PTR_IS_REF_ALL pointers special.
20800 (get_smt_for): Likewise.
20801 (may_alias_p): Re-structure.
20802 (is_escape_site): A ref-all pointer conversion is not an escape site.
20803 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20804 PTR_IS_REF_ALL pointers special.
20805 * tree-ssa-structalias.h (struct alias_info): Remove
20806 ref_all_symbol_mem_tag field.
20807 (PTR_IS_REF_ALL): Remove.
20809 2008-04-29 Richard Guenther <rguenther@suse.de>
20811 PR middle-end/36077
20812 * fold-const.c (extract_muldiv_1): In combining division constants
20813 make sure to never overflow.
20815 2008-04-29 Nick Clifton <nickc@redhat.com>
20817 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20819 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20822 * optc-gen.awk: Work around HP-UX/IA awk bug.
20824 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20826 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20829 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20832 * config/i386/i386.md
20833 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20834 Change operand 1 predicate to nonimmediate_operand.
20836 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20839 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20841 * gengtype.c (walk_type, write_func_for_structure): Handle
20843 * doc/gty.texi: Document chain_circular.
20845 2008-04-28 Richard Guenther <rguenther@suse.de>
20847 PR tree-optimization/36066
20848 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20851 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20854 * config/i386/i386.md
20855 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20856 Use match_scratch instead of match_operand for operands 3 and 4.
20858 2008-04-27 Richard Guenther <rguenther@suse.de>
20860 PR tree-optimization/18754
20861 PR tree-optimization/34223
20862 * tree-pass.h (pass_complete_unrolli): Declare.
20863 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20864 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20865 Rewrite loop into loop closed SSA form if it is not already.
20866 (tree_unroll_loops_completely): Re-structure to iterate over
20867 innermost loops with intermediate CFG cleanups.
20868 Unroll outermost loops only if requested or the code does not grow
20870 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20871 loops are available.
20872 (tree_vectorize): Instead do so here.
20873 (tree_complete_unroll): Also unroll outermost loops.
20874 (tree_complete_unroll_inner): New function.
20875 (gate_tree_complete_unroll_inner): Likewise.
20876 (pass_complete_unrolli): New pass.
20877 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20878 uses outside of the loop.
20879 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20880 form if it is available.
20881 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20882 * passes.c (init_optimization_passes): Schedule complete inner
20883 loop unrolling pass before the first CCP pass after final inlining.
20885 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20887 * targhooks.h (default_emutls_var_fields,
20888 default_emutls_var_init): Declare.
20889 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20890 * target.h (struct gcc_target): Add struct emutls member.
20891 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20892 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20893 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20894 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20895 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20896 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20897 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20898 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20899 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20900 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20901 emit debug information.
20902 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20903 * varasm.c: Include targhooks.h.
20904 (emutls_object_section, emutls_tmpl_section): New.
20905 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20906 (EMUTLS_SEPARATOR): New.
20907 (prefix_name): New.
20908 (get_emutls_object_name): New.
20909 (default_emutls_var_fields): New, broken out of ...
20910 (get_emutls_object_type): ... here. Adjust to use target hooks.
20911 (get_emutls_init_templ_addr): Adjust to use target hooks.
20912 (emutls_decl): Adjust to use target hooks.
20913 (emutls_finish): Likewise.
20914 (default_emutls_var_init): New, broken out of ...
20915 (assemble_variable): ... here. Adjust to use target hooks.
20916 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20917 SECCAT_EMUTLS_TMPL.
20918 * c-common.c (handle_section_attribute): Prevent overriding
20919 sections for emulated tls with special sections.
20920 * config/i386/i386.c (x86_64_elf_select_section): Add
20921 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20922 (x86_64_elf_unique_section): Likewise.
20923 * config/vxworks.c: Include tree.h.
20924 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20925 (vxworks_override_options): Set TLS scheme.
20926 * doc/tm.texi (Emulated TLS): New node.
20928 2008-04-26 Simon Baldwin <simonb@google.com>
20931 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20932 with propagated string constants.
20934 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20936 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20937 constraint for operand 2 when operand 0 is memory operand.
20938 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20939 operand 0 is memory operand.
20940 (fix_trunc<mode>_i387_with_temp): Ditto.
20941 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20942 operand 2 when operand 1 is memory operand.
20943 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20944 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20945 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20946 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20947 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20948 operands 2,3 and 4 when operand 1 is memory operand.
20949 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20951 (fistdi2_floor_with_temp): Ditto.
20952 (fist<mode>2_floor_with_temp): Ditto.
20953 (fistdi2_ceil_with_temp): Ditto.
20954 (fist<mode>2_ceil_with_temp): Ditto.
20955 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20957 2008-04-26 David Daney <ddaney@avtrex.com>
20959 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20961 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20962 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20963 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20964 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20965 (compare_and_swap_12): New insn.
20966 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20967 * config/mips/mips.c (mips_force_binary): New function.
20968 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20969 (mips_expand_compare_and_swap_12): New function.
20970 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20972 2008-04-25 Jan Hubicka <jh@suse.cz>
20975 * cfgexpand.c (pass_expand): Turn into RTL pass.
20976 * passes.c (execute_one_pass): Do pass typechecking after execution.
20977 * tree-pass.h (pass_expand): Turn into RTL pass.
20979 * function.h (struct rtl_data): Move here fields
20980 accesses_prior_frames, calls_eh_return, saves_all_registers,
20981 has_nonlocal_goto, has_asm_statement, is_thunk,
20982 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20983 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20984 arg_pointer_save_area_init from struct function; turn into bool.
20985 (struct function): Move
20986 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20987 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20988 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20989 tail_call_emit, arg_pointer_save_area_init
20990 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20991 (current_function_returns_struct, current_function_returns_pcc_struct,
20992 current_function_calls_setjmp, current_function_calls_alloca,
20993 current_function_accesses_prior_frames,
20994 current_function_calls_eh_return, current_function_is_thunk,
20995 current_function_stdarg, current_function_profile,
20996 current_function_limit_stack, current_function_uses_pic_offset_table,
20997 current_function_uses_const_pool, current_function_has_nonlocal_label,
20998 current_function_saves_all_registers,
20999 current_function_has_nonlocal_goto,
21000 current_function_has_asm_statement): Remove accesor macros.
21001 * ra-conflict.c (global_conflicts): Update.
21002 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21003 (suitable_for_tail_call_opt_p): Update.
21004 * builtins.c (expand_builtin_return_addr): Update.
21005 (expand_builtin_setjmp_setup): Update.
21006 (expand_builtin_nonlocal_goto): Update.
21007 * final.c (final_start_function): Update.
21008 (profile_function): Update.
21009 (leaf_function_p): Update.
21010 (only_leaf_regs_used): Update.
21011 * df-scan.c (df_get_exit_block_use_set): Update.
21012 * dojump.c (clear_pending_stack_adjust): Update.
21013 * tree-stdarg.c (gate_optimize_stdarg): Update.
21014 * gimple-low.c (lower_function_body): Update.
21015 * global.c (compute_regsets): Update.
21016 (global_alloc): Update.
21017 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21018 * expr.c (expand_assignment): Update.
21019 * dse.c (dse_step0): Update.
21020 (dse_step1): Update.
21021 * c-decl.c (store_parm_decls): Update.
21022 * local-alloc.c (combine_regs): Update.
21023 (find_free_reg): Update.
21024 * function.c (assign_parms_augmented_arg_list): Update.
21025 (assign_parm_find_data_types): Update.
21026 (assign_parms): Update.
21027 (allocate_struct_function): Update.
21028 (expand_function_start): Update.
21029 (expand_function_end): Update.
21030 (get_arg_pointer_save_area): Update.
21031 (thread_prologue_and_epilogue_insns): Update.
21032 (rest_of_match_asm_constraints): Update.
21033 * stor-layout.c (variable_size): Update.
21034 * gcse.c (gcse_main): Update.
21035 (bypass_jumps): Update.
21036 * gimplify.c (gimplify_function_tree): Update.
21037 * calls.c (emit_call_1): Update.
21038 (expand_call): Update.
21039 * bt-load.c (compute_defs_uses_and_gen): Update.
21040 * except.c (sjlj_assign_call_site_values): Update.
21041 (sjlj_emit_function_enter): Update.
21042 (can_throw_external): Update.
21043 (set_nothrow_function_flags): Update.
21044 (expand_builtin_unwind_init): Update.
21045 (expand_eh_return): Update.
21046 (convert_to_eh_region_ranges): Update.
21047 (output_function_exception_table): Update.
21048 * emit-rtl.c (gen_tmp_stack_mem): Update.
21049 * cfgexpand.c (expand_used_vars): Update.
21050 (tree_expand_cfg): Update.
21051 * cfgcleanup.c (rest_of_handle_jump): Update.
21052 * explow.c (allocate_dynamic_stack_space): Update.
21053 * varasm.c (assemble_start_function): Update.
21054 (force_const_mem): Update.
21055 (mark_constant_pool): Update.
21056 * tree-optimize.c (tree_rest_of_compilation): Update.
21057 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21058 * tree-cfg.c (notice_special_calls): Update.
21059 (is_ctrl_altering_stmt): Update.
21060 (tree_can_make_abnormal_goto): Update.
21061 (tree_purge_dead_abnormal_call_edges): Update.
21062 * config/alpha/predicates.md: Update.
21063 * config/alpha/alpha.c (alpha_sa_mask): Update.
21064 (alpha_sa_size): Update.
21065 (alpha_does_function_need_gp): Update.
21066 (alpha_expand_prologue): Update.
21067 (alpha_start_function): Update.
21068 (alpha_output_function_end_prologue): Update.
21069 (alpha_expand_epilogue): Update.
21070 * config/frv/frv.c (frv_stack_info): Update.
21071 (frv_expand_epilogue): Update.
21072 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21073 (s390_register_info): Update.
21074 (s390_frame_info): Update.
21075 (s390_init_frame_layout): Update.
21076 (s390_can_eliminate): Update.
21077 (save_gprs): Update.
21078 * config/spu/spu.c (spu_split_immediate): Update.
21079 (need_to_save_reg): Update.
21080 (spu_expand_prologue): Update.
21081 (spu_expand_epilogue): Update.
21082 * config/sparc/sparc.md: Update.
21083 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21084 (sparc_tls_got): Update.
21085 (legitimize_pic_address): Update.
21086 (sparc_emit_call_insn): Update.
21087 (sparc_expand_prologue): Update.
21088 (output_return): Update.
21089 (print_operand): Update.
21090 (sparc_function_ok_for_sibcall): Update.
21091 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21092 * config/m32r/m32r.md: Update.
21093 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21094 (m32r_compute_frame_size): Update.
21095 (m32r_expand_prologue): Update.
21096 (m32r_expand_epilogue): Update.
21097 (m32r_legitimize_pic_address): Update.
21098 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21099 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21100 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21101 (gen_push): Update.
21102 (ix86_save_reg): Update.
21103 (ix86_compute_frame_layout): Update.
21104 (ix86_expand_prologue): Update.
21105 (ix86_expand_epilogue): Update.
21106 * config/sh/sh.c (output_stack_adjust): Update.
21107 (calc_live_regs): Update.
21108 (sh5_schedule_saves): Update.
21109 (sh_expand_prologue): Update.
21110 (sh_expand_epilogue): Update.
21111 (sh_setup_incoming_varargs): Update.
21112 (sh_allocate_initial_value): Update.
21113 (sh_get_pr_initial_val): Update.
21114 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21115 * config/sh/sh.md (label:): Update.
21116 * config/avr/avr.c (out_movhi_mr_r): Update.
21117 * config/crx/crx.h (enum): Update.
21118 * config/xtensa/xtensa.h (along): Update.
21119 * config/stormy16/stormy16.c Update.
21120 (xstormy16_compute_stack_layout): Update.
21121 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21122 (fr30_expand_prologue): Update.
21123 * config/cris/cris.c (cris_conditional_register_usage): Update.
21124 (cris_reg_saved_in_regsave_area): Update.
21125 (cris_initial_frame_pointer_offset): Update.
21126 (cris_simple_epilogue): Update.
21127 (cris_expand_prologue): Update.
21128 (cris_expand_epilogue): Update.
21129 (cris_expand_pic_call_address): Update.
21130 (cris_asm_output_symbol_ref): Update.
21131 (cris_asm_output_label_ref): Update.
21132 * config/cris/cris.md Update.
21133 * config/iq2000/iq2000.c (compute_frame_size): Update.
21134 (iq2000_expand_epilogue): Update.
21135 * config/mt/mt.h (save_direction): Update.
21136 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21137 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21138 (ia64_secondary_reload_class): Update.
21139 * config/m68k/m68k.c (m68k_save_reg): Update.
21140 (m68k_expand_prologue): Update.
21141 (m68k_expand_epilogue): Update.
21142 (legitimize_pic_address): Update.
21143 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21144 (first_reg_to_save): Update.
21145 (first_altivec_reg_to_save): Update.
21146 (compute_vrsave_mask): Update.
21147 (compute_save_world_info): Update.
21148 (rs6000_stack_info): Update.
21149 (spe_func_has_64bit_regs_p): Update.
21150 (rs6000_ra_ever_killed): Update.
21151 (rs6000_emit_eh_reg_restore): Update.
21152 (rs6000_emit_allocate_stack): Update.
21153 (rs6000_emit_prologue): Update.
21154 (rs6000_emit_epilogue): Update.
21155 (rs6000_output_function_epilogue): Update.
21156 (output_profile_hook): Update.
21157 (rs6000_elf_declare_function_name): Update.
21158 * config/rs6000/rs6000.h (rs6000_args): Update.
21159 * config/rs6000/rs6000.md: Update.
21160 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21161 * config/arc/arc.c (arc_output_function_epilogue): Update.
21162 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21163 * config/darwin.c (machopic_function_base_name): Update.
21164 * config/score/score3.c (score3_compute_frame_size): Update.
21167 (score3_epilogue): Update.
21168 * config/score/score7.c (score7_compute_frame_size): Update.
21169 (score7_prologue): Update.
21170 (score7_epilogue): Update.
21171 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21172 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21173 * config/arm/arm.c (use_return_insn): Update.
21174 (require_pic_register): Update.
21175 (arm_load_pic_register): Update.
21176 (arm_compute_save_reg0_reg12_mask): Update.
21177 (arm_compute_save_reg_mask): Update.
21178 (thumb1_compute_save_reg_mask): Update.
21179 (output_return_instruction): Update.
21180 (arm_output_function_prologue): Update.
21181 (arm_output_epilogue): Update.
21182 (arm_get_frame_offsets): Update.
21183 (arm_expand_prologue): Update.
21184 (thumb_pushpop): Update.
21185 (thumb_exit): Update.
21186 (thumb1_expand_prologue): Update.
21187 (thumb1_expand_epilogue): Update.
21188 (arm_unwind_emit): Update.
21189 (arm_output_fn_unwind): Update.
21190 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21191 * config/arm/arm.md: Update.
21192 * config/pa/pa.md: Update.
21193 * config/pa/pa.c (legitimize_pic_address): Update.
21194 (compute_frame_size): Update.
21195 (hppa_expand_prologue): Update.
21196 (hppa_expand_epilogue): Update.
21197 (borx_reg_operand): Update.
21198 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21199 (HARD_REGNO_RENAME_OK): Update.
21200 * config/mips/mips.c (mips_global_pointer): Update.
21201 (mips_save_reg_p): Update.
21202 (mips_compute_frame_info): Update.
21203 (mips_frame_pointer_required): Update.
21204 (mips_expand_prologue): Update.
21205 (mips_expand_epilogue): Update.
21206 (mips_can_use_return_insn): Update.
21207 (mips_reorg_process_insns): Update.
21208 * config/v850/v850.c (compute_register_save_size): Update.
21209 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21210 * config/mmix/mmix.c (along): Update.
21211 (mmix_expand_epilogue): Update.
21212 * config/bfin/bfin.c (legitimize_pic_address): Update.
21213 (must_save_p): Update.
21214 (stack_frame_needed_p): Update.
21215 (add_to_reg): Update.
21216 (bfin_expand_prologue): Update.
21217 * stmt.c (expand_asm_operands): Update.
21218 * reload1.c (reload): Update.
21219 (init_elim_table): Update.
21221 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21223 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21225 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21227 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21228 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21229 (mov<mode>): Removed.
21230 (*movv4sf_internal): Likewise.
21231 (*movv2df_internal): Likewise.
21233 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21235 * config.gcc (crx-*-elf): Remove deprecation.
21237 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21239 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21240 __gcc_deregister_frame with atexit.
21241 (deregister_frame_dtor): Remove.
21243 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21244 Nathan Sidwell <nathan@codesourcery.com>
21246 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21248 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21249 (rs6000_isel): Likewise.
21250 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21251 (rs6000_isel): New variable.
21252 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21254 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21257 * c-common.c (handle_vector_size_attribute): Call
21258 lang_hooks.types.reconstruct_complex_type instead of
21259 reconstruct_complex_type.
21260 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21261 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21262 * langhooks.h (struct lang_hooks_for_types): Add
21263 reconstruct_complex_type hook.
21264 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21265 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21267 2008-04-24 Richard Guenther <rguenther@suse.de>
21269 * c-common.h (check_builtin_function_arguments): Declare.
21270 * c-common.c (validate_nargs): New function.
21271 (check_builtin_function_arguments): Likewise.
21272 * c-typeck.c (build_function_call): Call
21273 check_builtin_function_arguments.
21274 * builtins.c (fold_builtin_classify): Remove error reporting code.
21275 (fold_builtin_unordered_cmp): Likewise.
21276 (fold_builtin_1): Likewise.
21277 (fold_builtin_n): Likewise.
21279 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21281 PR tree-optimization/36008
21282 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21283 the original op1, rather than delta by step.
21285 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21286 Sebastian Pop <sebastian.pop@amd.com>
21288 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21289 eliminate_local_variables_stmt, eliminate_local_variables,
21290 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21291 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21292 of code delimited by two edges in the CFG.
21293 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21294 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21295 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21296 the case of parallelisation of reductions.
21297 (expr_invariant_in_region_p): New.
21299 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21300 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21302 2008-04-24 Ira Rosen <irar@il.ibm.com>
21303 Richard Guenther <rguenther@suse.de>
21305 PR tree-optimization/36034
21306 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21307 incapable of dealing with loads with gaps.
21309 2008-04-24 Rafael Espíndola <espindola@google.com>
21311 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21312 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21313 vrp_evaluate_conditional.
21314 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21315 (vrp_evaluate_conditional): Split the cond argument.
21316 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21317 (simplify_stmt_for_jump_threading): Update call to
21318 vrp_evaluate_conditional.
21320 2008-04-24 Ira Rosen <irar@il.ibm.com>
21322 PR tree-optimization/35982
21323 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21324 interleaved data-refs are of the same type.
21326 2008-04-24 Danny Smith <dannysmith@users.net>
21328 * c-format.c (check_format_info_main): Use strncmp rather than a
21329 magic prefix to handle multichar length specs.
21330 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21331 Don't prefix "I64" and "I32" with '\0'.
21333 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21336 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21337 in registers for -m32 only if stdarg_p (fntype).
21339 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21341 PR rtl-optimization/36006
21342 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21343 temp to op0 in order to avoid invalid rtx sharing.
21345 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21347 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21348 check TREE_INVARIANT.
21349 * tree-gimple.c (is_gimple_address): New.
21350 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21351 * tree-gimple.h (is_gimple_address): New.
21352 * tree.h (decl_address_invariant_p): New.
21353 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21354 (build_string): Likewise.
21355 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21356 (tree_invariant_p_1): Likewise.
21357 (save_expr): Use it.
21358 (tree_invariant_p): New.
21359 (skip_simple_arithmetic): Use it.
21360 (stabilize_reference_1): Use it.
21361 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21363 (build1_stat): Drop code to compute TREE_INVARIANT.
21364 (build2_stat): Drop code to compute TREE_INVARIANT.
21365 (build3_stat): Drop code to compute TREE_INVARIANT.
21366 (build4_stat): Drop code to compute TREE_INVARIANT.
21367 (build5_stat): Drop code to compute TREE_INVARIANT.
21368 (build7_stat): Drop code to compute TREE_INVARIANT.
21369 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21370 * tree.h (struct tree_base): Remove invariant_flag.
21371 (TREE_INVARIANT): Remove.
21372 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21373 (fold_builtin_expect): Check TREE_CONSTANT.
21374 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21375 * c-tree.h (c_expr_to_decl): Drop third parameter.
21376 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21377 (build_c_cast): Don't set TREE_INVARIANT.
21378 (pop_init_level): Don't set TREE_INVARIANT.
21379 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21380 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21382 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21383 (gimplify_addr_expr): Adjust comment.
21384 * tree-mudflap.c (mf_build_string):
21385 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21386 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21387 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21388 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21389 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21390 * langhooks.h (struct lang_hooks): Drop third parameter from
21393 2008-04-23 Richard Guenther <rguenther@suse.de>
21395 PR tree-optimization/27799
21396 PR tree-optimization/32921
21397 PR tree-optimization/32624
21398 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21399 SMTs aliases and the tag itself into the solution.
21400 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21401 merge the points-to solution back into the SMT aliases.
21402 (may_alias_p): Use alias_set_subset_of instead of
21403 aliases_conflict_p. A pointer which points to
21404 memory with alias set zero may access any variable.
21406 2008-04-23 Richard Guenther <rguenther@suse.de>
21408 * alias.c (alias_set_subset_of): Correctly handle asking
21409 if zero is a subset of an alias set with zero child.
21410 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21411 (compute_flow_insensitive_aliasing): Correctly walk all
21412 pointers. Do not unnecessarily union sets.
21414 2008-04-23 Richard Guenther <rguenther@suse.de>
21416 PR middle-end/36021
21417 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21419 2008-04-22 Tomas Bily <tbily@suse.cz>
21421 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21423 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21425 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21426 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21427 * tree-inline.c (estimate_num_insns_1): Likewise.
21428 * varasm.c (const_hash_1, compare_constant, copy_constant)
21429 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21430 * emit-rtl.c (component_ref_for_mem_expr)
21431 (set_mem_attributes_minus_bitpos): Likewise.
21432 * expr.c (highest_pow2_factor, expand_expr_real_1)
21433 (is_aligning_offset): Likewise.
21434 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21435 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21436 * dojump.c (do_jump): Likewise.
21437 * builtins.c (get_pointer_alignment, get_memory_rtx)
21438 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21439 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21441 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21443 PR rtl-optimization/36017
21444 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21445 expanding the library call.
21447 2008-04-22 Ian Lance Taylor <iant@google.com>
21449 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21450 than size_in_bytes.
21452 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21454 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21455 of LR/CTR moves for Power6.
21457 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21459 PR middle-end/36003
21460 * passes.c (init_optimization_passes): Remove
21461 pass_fast_rtl_byte_dce.
21463 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21466 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21467 builtin functions to generate faster code.
21468 (_mm_cvtpu16_ps): Ditto.
21469 (_mm_cvtpi32x2_ps): Ditto.
21471 2008-04-22 Nick Clifton <nickc@redhat.com>
21473 * common.opt (ftree-loop-distribution): Add Optimization
21476 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21477 (frv_expand_builtin_va_start): Likewise.
21479 * config/arm/arm.c (thumb_find_work_register): Fix location of
21480 argument register count.
21482 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21484 Support scheduling for ColdFire V1 and V3 microarchitecture.
21485 Improve scheduling of multiplication instructions.
21487 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21488 (mac): New instruction attribute.
21489 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21490 (m68k_sched_mac): New variable.
21491 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21492 Handle cfv1 and cfv3.
21493 (max_insn_size): New static variable.
21494 (struct _sched_ib): New type.
21495 (sched_ib): New static variable.
21496 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21497 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21498 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21500 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21501 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21502 new variables. Update.
21503 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21504 Add modeling of cfv3 instruction buffer. Update.
21505 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21506 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21507 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21508 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21509 a particular reservation applies to.
21510 (type2): Reorganize attribute values. Rename alu to alu_reg,
21511 alu_l to alu, move_l to omove. Join move to alu. Split mul
21512 to mul_l and mul_w.
21513 (cf_ib_*): Simplify description of instruction buffer.
21514 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21515 (cf_mem): Split into cf_mem1 and cf_mem2.
21516 (cf_v2_move_??): Rename to cfv12_alu_??.
21517 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21518 (cf_v2_mul_??): Remove reservations.
21519 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21520 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21521 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21523 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21524 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21525 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21526 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21527 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21528 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21529 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21530 expansions of the above reservations for instructions of sizes
21533 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21535 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21537 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21539 * coverage.c: Include tree-pass.h.
21540 (coverage_counter_alloc): Print da_file_name to the dump file.
21542 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21544 * sbitmap.c (sbitmap_range_empty_p): New function.
21545 * sbitmap.h (sbitmap_range_empty_p): New function.
21546 * bitmap.h: Now includes obstack.h.
21548 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21549 Kenneth Zadeck <zadeck@naturalbridge.com>
21551 * dbgcnt.def (ra_byte_scan): Added.
21552 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21553 when the last hit happens for a counter.
21554 * timevar.def (TV_DF_BYTE_LR): New variable.
21555 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21556 * passes.c (pass_fast_rtl_byte_dce): New pass.
21557 * fwprop.c (update_df): Added mode to call df_ref_create.
21558 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21559 DF_REF_EXTRACT_OFFSET.
21560 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21561 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21563 (df_ref_extract): Added mode field.
21564 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21565 DF_REF_EXTRACT_OFFSET.
21566 (DF_REF_EXTRACT_MODE): New macro.
21567 (df_byte_lr_bb_info): New structure.
21568 (df_print_byte_regset, df_compute_accessed_bytes,
21569 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21570 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21571 df_byte_lr_simulate_uses,
21572 df_byte_lr_simulate_artificial_refs_at_top,
21573 df_byte_lr_simulate_artificial_refs_at_end,
21574 df_compute_accessed_bytes): New function.
21575 (df_ref_create): Add parameter.
21576 (df_byte_lr_get_bb_info): New inline function.
21577 * df-scan.c (df_ref_record, df_uses_record,
21578 df_ref_create_structure): Added mode parameter.
21579 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21580 df_defs_record, df_uses_record, df_get_conditional_uses,
21581 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21582 df_entry_block_defs_collect, df_exit_block_uses_collect):
21583 Added mode parameter to calls to df_ref_record, df_uses_record,
21584 df_ref_create_structure.
21585 (df_ref_equal_p, df_ref_compare): Added test for modes.
21586 (df_ref_create_structure): Added code to set mode. Renamed
21587 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21588 DF_REF_EXTRACT_OFFSET.
21589 * df-core.c (df_print_byte_regset): New function.
21590 * df-byte-scan.c: New file.
21591 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21592 calls to BITMAP_FREE.
21593 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21594 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21595 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21596 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21597 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21598 df_byte_lr_local_compute, df_byte_lr_init,
21599 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21600 df_byte_lr_transfer_function, df_byte_lr_free,
21601 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21602 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21603 df_byte_lr_simulate_uses,
21604 df_byte_lr_simulate_artificial_refs_at_top,
21605 df_byte_lr_simulate_artificial_refs_at_end): New function.
21606 * dce.c (byte_dce_process_block): New function.
21607 (dce_process_block): au is now passed in rather than computed
21608 locally. Changed loops that look at artificial defs to not look
21609 for conditional or partial ones, because there never are any.
21610 (fast_dce): Now is able to drive byte_dce_process_block or
21611 dce_process_block depending on the kind of dce being done.
21612 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21613 (rest_of_handle_fast_byte_dce): New function.
21614 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21615 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21617 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21620 * gcc.h: Added fortran options that take arguments to
21621 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21624 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21626 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21627 scalarization if on the LHS and not a full access.
21629 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21631 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21633 2008-04-18 Rafael Espíndola <espindola@google.com>
21635 * tree-vrp.c (find_case_label_index): Fix the binary search.
21636 (find_case_label_range): New.
21637 (vrp_visit_switch_stmt): Use find_case_label_range.
21638 (simplify_switch_using_ranges): Use find_case_label_range.
21640 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21642 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21643 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21645 2008-04-18 Tom Tromey <tromey@redhat.com>
21648 * doc/cpp.texi (Implementation-defined behavior): Mention
21651 2008-04-18 Ian Lance Taylor <iant@google.com>
21653 * fold-const.c (pointer_may_wrap_p): New static function.
21654 (fold_comparison): Add another test for pointer overflow. Use
21655 pointer_may_wrap_p to disable some false positives.
21657 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21659 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21660 (fname_as_string): Match updated cpp_interpret_string prototype.
21661 (fix_string_type): Support char16_t* and char32_t*.
21662 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21663 derivative) nodes. Register as builtin if C++0x.
21664 (c_parse_error): Support CPP_CHAR{16,32}.
21665 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21666 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21667 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21668 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21669 CTI_CHAR32_ARRAY_TYPE>: New elements.
21670 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21671 char32_type_node, signed_char32_type_node, char16_array_type_node,
21672 char32_array_type_node): New defines.
21673 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21674 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21675 (lex_string): Support CPP_STRING{16,32}, match updated
21676 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21677 (lex_charconst): Support CPP_CHAR{16,32}.
21678 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21679 and CPP_STRING{16,32}.
21681 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21684 * aclocal.m4: Regenerate.
21685 * configure: Regenerate.
21687 2008-04-18 Jan Hubicka <jh@suse.cz>
21689 * except.c (dw2_size_of_call_site_table,
21690 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21692 * cgraphbuild.c (build_cgraph_edges): Update.
21693 * tree-pass.h: Update comment.
21694 * final.c (leaf_function_p): Update.
21695 (leaf_renumber_regs): Update.
21696 (rest_of_clean_state): Update.
21697 * omp-low.c (expand_omp_parallel): Update.
21698 * ipa-reference.c (analyze_function): Update.
21699 * reorg.c (find_end_label): Update.
21700 (optimize_skip): Update.
21701 (fill_simple_delay_slots): Update.
21702 (fill_simple_delay_slots): Update.
21703 (make_return_insns): Update.
21704 (dbr_schedule): Update.
21705 * gimple-low.c (record_vars_into): Update.
21706 * cfgbuild.c (make_edges): Update.
21707 * function.c (assign_stack_local): Update.
21708 (assign_parm_adjust_stack_rtl): Update.
21709 (locate_and_pad_parm): Update.
21710 (allocate_struct_function): Do not initialize stack_alignment_needed
21711 and preferred_stack_boundary here.
21712 (stack_protect_prologue): Update.
21713 (stack_protect_epilogue): Update.
21714 (expand_function_start): Initialize stack_alignment_needed,
21715 preferred_stack_boundary and max_jumptable_ents.
21716 (expand_function_end): Update.
21717 (free_after_compilation): Do not NULLify epilogue_delay_list.
21718 * function.h (struct rtl_data): Add stack_protect_guard,
21719 stack_alignment_needed,
21720 preferred_stack_boundary, epilogue_delay_list.
21721 (struct function): Remove value_histograms, stack_alignment_needed,
21722 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21724 unexpanded_var_list, stack_protect_guard.
21725 (current_function_epilogue_delay_list): Remove.
21726 * ipa-type-escape.c (analyze_function): Update.
21727 * gimplify.c (pop_gimplify_context): Update comment.
21728 * calls.c (expand_call): Update.
21729 (emit_library_call_value_1): Update.
21730 * except.c (set_nothrow_function_flags): Update.
21731 * cfgexpand.c (get_decl_align_unit): Update.
21732 (create_stack_guard): Update.
21733 (estimated_stack_frame_size): Update.
21734 (expand_used_vars): Update.
21735 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21736 * explow.c (allocate_dynamic_stack_space): Update.
21737 * tree-ssa-live.c (remove_unused_locals): Update.
21738 * varasm.c (mark_constant_pool): Update.
21739 * tree-inline.c (remap_decls): Update.
21740 (initialize_cfun): Update.
21741 (declare_return_variable): Update.
21742 (inline_forbidden_p): Update.
21743 (expand_call_inline): Update.
21744 (declare_inline_vars): Update.
21745 (tree_function_versioning): Update.
21746 * tree-flow.h (value_histograms): New.
21747 (VALUE_HISTOGRAMS): New macro.
21748 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21750 * tree-cfg.c (set_bb_for_stmt): Update.
21751 (replace_by_duplicate_decl): Update.
21752 (move_block_to_fn): Update.
21753 (new_label_mapper): Update.
21754 (dump_function_to_file): Update.
21755 * ipa-struct-reorg.c (build_data_structure): Update.
21756 * cfgrtl.c (print_rtl_with_bb): Update.
21757 * reload1.c (reload): Update.
21759 * config/i386/i386.c (setup_incoming_varargs_64,
21760 ix86_compute_frame_layout): Update.
21761 * config/arc/arc.c (arc_output_function_epilogue): Update.
21763 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21765 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21766 for FreeBSD as well.
21767 * gthr-posix95.h: Likewise.
21769 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21771 PR rtl-optimization/35838
21772 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21773 out the byte offset of the first subreg.
21775 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21777 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21778 to split_ti instead of three separate calls with single member arrays.
21779 (subti3 splitter): Ditto.
21780 (adddi3 splitter): Ditto with split_di.
21781 (subdi3 splitter): Ditto.
21782 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21783 two separate calls with single member arrays. Swap match_dup
21784 operands 1 and 2 to better fit into the array.
21785 (negdi2 splitter): Ditto with split_di.
21786 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21787 two separate calls with single member arrays. Swap match_dup operands
21788 6 and 7 to better fit into the array.
21790 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21792 * config/i386/i386.c (sse_builtin_type): New.
21793 (bdesc_sse_args): Likewise.
21794 (bdesc_sse_3arg): Removed.
21795 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21796 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21797 IX86_BUILTIN_ROUNDPS.
21798 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21799 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21800 IX86_BUILTIN_ROUNDPS.
21801 (ix86_expand_sse_4_operands_builtin): Removed.
21802 (ix86_expand_sse_operands_builtin): New.
21803 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21804 and CODE_FOR_sse4_1_roundps.
21805 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21806 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21808 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21811 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21812 regs before frame pop when needed. If use_backchain_to_restore_sp
21813 then load backchain into a temp reg to restore vr and vrsave. Add
21814 code to restore vr after frame pop if possible.
21816 2008-04-17 Richard Guenther <rguenther@suse.de>
21818 * tree-vn.c (expressions_equal_p): Do not check type
21819 equality or compatibility before calling operand_equal_p.
21820 * fold-const.c (operand_equal_p): Check equivalence of
21821 integer constants before bailing out due to signedness or
21822 precision differences.
21823 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21824 spurious differences in type qualification. Ignore types
21825 for COMPONENT_REFs at all.
21827 2008-04-17 Christian Bruel <christian.bruel@st.com>
21829 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21830 msw_skip comparison.
21832 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21835 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21838 PR tree-optimization/35899
21839 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21840 rather than TREE_OPERAND.
21842 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21845 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21846 temporary registers. Change operand predicate to general_operand.
21847 (remainderxf3): Ditto.
21849 2008-04-16 Richard Guenther <rguenther@suse.de>
21851 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21852 * tree-affine.c (aff_combination_expand): Look through some
21855 2008-04-15 Doug Kwan <dougkwan@google.com>
21857 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21859 * tree-pretty-print.c (dump_generic_node): Ditto.
21860 * final.c (output_addr_const): Ditto.
21861 * dwarf2out.c (output_cfi): Ditto.
21862 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21863 * print-rtl.c (print_rtx): Ditto.
21864 * print-tree.c (print_node_brief, print_node): Ditto.
21865 * c-common.c (match_case_to_enum_1): Ditto.
21866 * sched-vis.c (print_value): Ditto.
21867 * config/i386/i386.c (print_operand): Cast to long unsigned int
21870 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21871 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21872 MS Windows VirtualProtect function.
21874 2008-04-15 Jan Hubicka <jh@suse.cz>
21876 * gengtype.c (write_root): Param_is argument is OK.
21877 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21878 * function.h: Include varray.h
21879 (rtl_eh): New stucture based on except.c one.
21880 (call_site_record): New forward declaration and vector type.
21881 * calls.c (emit_call_1): Do not call
21882 note_current_region_may_contain_throw.
21883 * except.c (eh_status): Remove cur_region, try_region since they are
21885 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21886 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21887 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21888 Remove call_site_data_used, call_site_data_size.
21889 Turn call_site_record into vector in function.h.
21890 (note_current_region_may_contain_throw): Remove.
21891 (get_exception_pointer, get_exception_filter): Do not take struct
21892 function argument; update.
21893 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21894 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21895 build_post_landing_pads, dw2_build_landing_pads,
21896 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21897 sjlj_emit_function_enter, sjlj_emit_function_enter,
21898 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21899 sjlj_build_landing_pads, finish_eh_generation,
21900 remove_exception_handler_label, remove_eh_handler,
21901 maybe_remove_eh_handler, add_reachable_handler,
21902 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21903 add_action_record, collect_one_action_chain, add_call_site,
21904 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21905 sjlj_output_call_site_table, output_function_exception_table,
21906 * except.h (note_current_region_may_contain_throw): Remove
21907 (get_exception_pointer, get_exception_filter): Do not take struct
21909 * Makefile.in (GTFILES): Put varargs before struct function.
21911 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21913 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21914 punt for STRING_CST.
21915 (get_constraint_for): Deal with STRING_CST here instead.
21917 2008-04-15 Richard Guenther <rguenther@suse.de>
21919 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21920 statements in a basic-block with a backward walk. Do not
21921 substitute into dead statements but instead remove those.
21923 2008-04-15 Richard Guenther <rguenther@suse.de>
21925 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21926 to zero, thus disable creation of SFTs.
21928 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21930 * tree-predcom.c (suitable_reference_p): Return false if the
21931 reference can throw.
21933 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21936 * c-decl.c (finish_decl): If extern or static var has variable
21937 size, set TREE_TYPE (decl) to error_mark_node.
21939 2008-04-15 Rafael Espíndola <espindola@google.com>
21941 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21944 2008-04-15 Richard Guenther <rguenther@suse.de>
21946 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21947 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21948 (visit_reference_op_load): Do walk vuse-vdef chains on
21949 vn_reference_lookup.
21950 (visit_reference_op_store): But do not here.
21951 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21952 vn_reference_lookup.
21953 (vn_lookup_with_vuses): But do so here.
21955 2008-04-14 Ian Lance Taylor <iant@google.com>
21957 * fold-const.c (fold_overflow_warning): Remove assertion.
21959 2008-04-15 Ben Elliston <bje@au.ibm.com>
21961 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21962 temp1 local variables.
21964 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21967 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21968 ".text.unlikely" section as executable.
21970 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21972 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21973 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21974 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21975 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21976 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21977 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21978 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21980 2008-04-14 Ian Lance Taylor <iant@google.com>
21982 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21983 * fold-const.c (fold_comparison): If appropriate, test
21984 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21985 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21986 reassociating a pointer type.
21987 * doc/invoke.texi (Optimize Options): Document that
21988 -fstrict-overflow applies to pointer wraparound.
21990 2008-04-13 Jan Hubicka <jh@suse.cz>
21992 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21994 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21996 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21997 we are going to "save the world".
21999 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22001 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22002 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22003 operand 0 constraint, not "=".
22005 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22007 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22009 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22011 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22012 of size of positions_needed * CHAR_BIT.
22014 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22016 PR middle-end/35897
22017 * dse.c (store_info): Change positions_needed to unsigned
22019 (lowpart_bitmask): New.
22020 (record_store): Cast to unsigned HOST_WIDE_INT for
22021 positions_needed. Assert width <= size of positions_needed *
22022 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22023 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22024 lowpart_bitmask to set mask.
22026 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22028 * config/bfin/constraints.md: New file.
22029 * config/bfin/bfin.md: Include it.
22030 (adddi3): Use satisfies_constraint functions instead of the old macros.
22031 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22032 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22033 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22034 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22035 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22036 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22037 EXTRA_CONSTRAINT): Delete.
22038 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22039 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22041 * config/bfin/bfin.c: Include "tm-constrs.h".
22042 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22043 Use satisfies_constraint functions instead of the old macros.
22044 * doc/md.texi (Blackfin Constraints): Update file name reference.
22046 2008-04-11 Richard Guenther <rguenther@suse.de>
22048 PR tree-optimization/35869
22049 * tree-vrp.c (execute_vrp): Move switch statement update after
22050 jump threading. Schedule another cfg cleanup run.
22052 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22055 * attribs.c (decl_attributes): Return early on errorneous node.
22057 2008-04-10 Oleg Ryjkov <olegr@google.com>
22059 * tree.h (struct tree_base): Added a new flag default_def_flag.
22060 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22062 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22064 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22066 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22069 * pa.md: Define mode iterator P. Define mode attribute dwc.
22070 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22071 (icacheflush): Likewise.
22072 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22073 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22075 2008-04-11 Ben Elliston <bje@au.ibm.com>
22077 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22079 2008-04-10 Rafael Espíndola <espindola@google.com>
22081 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22082 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22083 (extract_range_from_expr): The same.
22085 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22087 * config/mips/mips.md (GPR2): New mode iterator.
22088 (seq): Add comment.
22089 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22090 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22091 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22092 Rewrite these to take two modes, the mode of comparison and the
22093 mode of the destination.
22094 * config/mips/mips.c (mips_expand_scc): Instead of having
22095 paradoxical subreg as destination, expand "narrowing" scc if mode
22096 of comparison is SI and target is requested in DI mode.
22097 (mips_emit_int_order_test): Update comment. Make mode of
22098 comparison match CMP0 rather than TARGET. When creating inverse
22099 target use mode of TARGET.
22101 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22103 * gcov-dump.c (tag_summary): Only print summaries for the first
22104 GCOV_COUNTERS_SUMMABLE counters.
22106 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22108 * config/i386/i386.md (absneg): New code iterator.
22109 (absnegprefix): New code attribute.
22110 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22111 patterns using absneg code iterator.
22112 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22113 using absneg code iterator.
22114 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22115 *neg<mode>2 patterns using absneg code iterator.
22116 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22117 *negextendsfdf2 patterns using absneg code iterator.
22118 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22119 *negextendsfxf2 patterns using absneg code iterator.
22120 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22121 *negextendsfdf2 patterns using absneg code iterator.
22122 * config/i386/sse.md (<code><mode>2): Macroize expander from
22123 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22125 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22127 * config/s390/s390.h: Remove the remains of the recent search
22128 & replace action of current_function_outgoing_args_size.
22130 2008-04-10 Ira Rosen <irar@il.ibm.com>
22132 PR tree-optimization/35821
22133 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22134 NEW_STMT_LIST is not NULL.
22136 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22139 * toplev.c (process_options): Remove -ffunction-sections debugging
22142 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22144 PR middle-end/PR28690
22145 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22146 than gen_rtx_fmt_ee to perform more canonicalizations.
22148 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22151 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22153 2008-04-09 Richard Guenther <rguenther@suse.de>
22155 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22156 (dump_function_to_file): Dump function arguments with types.
22158 2008-04-08 Richard Guenther <rguenther@suse.de>
22160 * fold-const.c (fold_widened_comparison): Do not allow
22161 sign-changes that change the result.
22163 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22166 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22167 kinds of indirect references.
22169 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22171 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22172 GNU Fortran language string.
22174 2008-04-08 Rafael Espíndola <espindola@google.com>
22176 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22177 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22178 * tree.h (tree_call_nonnegative_warnv_p): New.
22180 2008-04-08 Jan Hubicka <jh@suse.cz>
22182 * function.c (free_after_compilation): Clear out regno_reg_rtx
22185 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22188 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22190 PR middle-end/PR28690
22191 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22192 same precedence as REG_POINTER and MEM_POINTER operands.
22194 2008-04-08 Richard Guenther <rguenther@suse.de>
22196 PR middle-end/35834
22197 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22198 for adding index to base.
22200 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22202 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22203 (MINGW_ENABLE_EXECUTE_STACK): New.
22204 (IN_LIBGCC2): For libgcc include windows.h file for
22205 function declarations.
22207 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22209 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22210 and tem2 if tem1 is not a REG or MULT.
22212 2008-04-08 Jan Hubicka <jh@suse.cz>
22214 * function.h (incomming_args): Break out of struct function.
22215 (function_subsections): Break out of struct function.
22216 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22217 return_rtx and hard_reg_initial_vals from struct function.
22218 Kill inl_max_label_num.
22219 (current_function_pops_args, current_function_args_info,
22220 current_function_args_size, current_function_args_size,
22221 current_function_pretend_args_size,
22222 current_function_outgoing_args_size,
22223 current_function_internal_arg_pointer, current_function_return_rtx):
22224 Kill compatibility accestor macros.
22225 * builtins.c (expand_builtin_apply_args_1): Update.
22226 (expand_builtin_next_arg): Update.
22227 * df-scan.c (df_get_call_refs): Update.
22228 * dbxout.c (dbxout_function_end): Update.
22229 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22230 (output_line_info): Update.
22231 (secname_for_decl): Update.
22232 (dwarf2out_var_location): Update.
22233 * function.c (free_after_compilation): Update.
22234 (assign_parm_find_stack_rtl): Update.
22235 (assign_parms): Update.
22236 (expand_dummy_function_end): Update.
22237 (expand_function_end): Update.
22238 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22239 (expand_call): Update.
22240 (emit_library_call_value_1): Update.
22241 (store_one_arg): Update.
22242 * varasm.c (initialize_cold_section_name): Update.
22243 (unlikely_text_section): Update.
22244 (unlikely_text_section_p): Update.
22245 (assemble_start_function): Update.
22246 (assemble_end_function): Update.
22247 (default_section_type_flags): Update.
22248 (switch_to_section): Update.
22249 * integrate.c (set_decl_abstract_flags): Update.
22250 (get_hard_reg_initial_val): Update.
22251 (has_hard_reg_initial_val): Update.
22252 (allocate_initial_values): Update.
22253 * resource.c (init_resource_info): Update.
22254 * config/alpha/alpha.c (NUM_ARGS): Update.
22255 (direct_return): Update.
22256 (alpha_va_start): Update.
22257 (alpha_sa_size): Update.
22258 (alpha_initial_elimination_offset): Update.
22259 (alpha_expand_prologue): Update.
22260 (alpha_start_function): Update.
22261 (alpha_expand_epilogue): Update.
22262 (unicosmk_initial_elimination_offset):
22263 * config/alpha/alpha.md (call expander): Update.
22264 * config/s390/s390.c (s390_register_info): Update.
22265 (s390_register_info): Update.
22266 (s390_frame_info): Update.
22267 (s390_initial_elimination_offset): Update.
22268 (s390_build_builtin_va_list): Update.
22269 (s390_va_start): Update.
22270 * config/spu/spu.c (direct_return): Update.
22271 (spu_expand_prologue): Update.
22272 (spu_initial_elimination_offset): Update.
22273 (spu_build_builtin_va_list): Update.
22274 (spu_va_start): Update.
22275 * config/sparc/sparc.c (sparc_init_modes): Update.
22276 (sparc_compute_frame_size): Update.
22277 (function_value): Update.
22278 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22279 * config/i386/i386.md (return expander): Update.
22280 * config/i386/i386.c (ix86_va_start): Update.
22281 (ix86_can_use_return_insn_p): Update.
22282 (ix86_compute_frame_layout): Update.
22283 (ix86_expand_epilogue): Update.
22284 * config/sh/sh.c (output_stack_adjust): Update.
22285 (calc_live_regs): Update.
22286 (sh_expand_prologue): Update.
22287 (sh_builtin_saveregs): Update.
22288 (sh_va_start): Update.
22289 (initial_elimination_offset): Update.
22290 (sh_allocate_initial_value): Update.
22291 (sh_function_ok_for_sibcall): Update.
22292 (sh_get_pr_initial_val): Update.
22293 * config/sh/sh.md (return expander): Update.
22294 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22295 * config/crx/crx.c (crx_compute_frame): UPdate.
22296 (crx_initial_elimination_offset): UPdate.
22297 * config/xtensa/xtensa.c (compute_frame_size): Update
22298 (xtensa_builtin_saveregs): Update.
22299 (xtensa_va_start): Update.
22300 (order_regs_for_local_alloc): Update.
22301 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22302 (xstormy16_expand_builtin_va_start): Update.
22303 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22304 * config/m68hc11/m68hc11.md (return expanders): Update.
22305 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22306 (expand_epilogue): Update.
22307 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22308 (cris_simple_epilogue): Update.
22309 (cris_expand_prologue): Update.
22310 (cris_expand_epilogue): Update.
22311 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22312 (compute_frame_size): Update.
22313 * config/mt/mt.c (mt_compute_frame_size): Update.
22314 * config/mn10300/mn10300.c (expand_prologue): Update.
22315 (expand_epilogue): Update.
22316 (initial_offset): Update.
22317 (mn10300_builtin_saveregs):
22318 * config/mn10300/mn10300.md (return expander): Update.
22319 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22320 (ia64_initial_elimination_offset): Update.
22321 (ia64_initial_elimination_offset): Update.
22322 (ia64_expand_prologue): Update.
22323 * config/m68k/m68k.md (return expander): Update.
22324 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22325 (rs6000_stack_info): Update.
22326 * config/mcore/mcore.c (layout_mcore_frame): Update.
22327 (mcore_expand_prolog): Update.
22328 * config/arc/arc.c (arc_compute_frame_size): Update.
22329 * config/score/score3.c (score3_compute_frame_size): Update.
22330 * config/score/score7.c (score7_compute_frame_size): Update.
22331 * config/arm/arm.c (use_return_insn): Update.
22332 (thumb_find_work_register): Update.
22333 (arm_compute_save_reg_mask): Update.
22334 (arm_output_function_prologue): Update.
22335 (arm_output_epilogue): Update.
22336 (arm_size_return_regs): Update.
22337 (arm_get_frame_offsets): Update.
22338 (arm_expand_prologue): Update.
22339 (thumb_exit): Update.
22340 (thumb_unexpanded_epilogue): Update.
22341 (thumb1_output_function_prologue): Update.
22342 * config/pa/pa.md (return expander): Update.
22343 * config/pa/pa.c (compute_frame_size): Update.
22344 (hppa_builtin_saveregs): Update.
22345 * config/mips/mips.c (mips_va_start): Update.
22346 (mips16_build_function_stub): Update.
22347 (mips_compute_frame_info): Update.
22348 (mips_restore_gp): Update.
22349 (mips_output_function_prologue): Update.
22350 (mips_expand_prologue): Update.
22351 * config/v850/v850.c (compute_frame_size): Update.
22352 (expand_prologue): * config/mmix/mmix.c (along): update.
22353 (mmix_initial_elimination_offset): update.
22354 (mmix_reorg): update.
22355 (mmix_use_simple_return): update.
22356 (mmix_expand_prologue): update.
22357 (mmix_expand_epilogue): Update.
22358 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22359 (emit_link_insn): Update.
22361 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22363 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22364 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22366 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22369 2008-04-07 Jan Hubicka <jh@suse.cz>
22371 * function.h (rtl): Rename to x_rtl.
22372 (crtl): New define.
22373 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22374 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22375 used_temp_slots avail_temp_slots, temp_slot_level,
22376 nonlocal_goto_handler_labels): Update accesstors.
22377 (rtl): New global variable.
22378 (struct function): Move some fileds to rtl_data.
22379 (get_arg_pointer_save_area): Update prototype.
22380 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22381 get_arg_pointer_save_area.
22382 * expr.c (init_expr): Update
22383 * function.c (get_frame_size): Update
22384 (assign_stack_local): Update
22385 (expand_function_end): Update.
22386 (get_art_pointer_save_area): Update
22388 * emit-rtl.c (rtl): Declare.
22389 (regno_reg_rtx): Declare.
22390 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22392 (gen_reg_rtx): Update.
22393 * varasm.c (n_deferred_constatns): Update accestor.
22394 (init_varasm_status): Do not allocate varasm_status.
22395 (force_const_mem, get_pool_size, output_constant_pool): Update.
22396 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22397 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22398 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22399 * sparc/sparc.h (INIT_EXPANDERS): Update.
22400 * ia64/ia64.h (INIT_EXPANDERS): Update.
22402 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22404 * reload.c (push_secondary_reload): Add missing break to for loop.
22406 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22408 PR middle-end/PR28690
22409 * rtlanal.c: Update copyright years.
22410 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22411 as REG_POINTER and MEM_POINTER operands.
22412 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22413 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22414 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22415 * gcse.c: Update copyright years.
22416 (pre_delete): Call gen_reg_rtx_and_attrs.
22417 (hoist_code): Likewise.
22418 (build_store_vectors): Likewise.
22419 (delete_store): Likewise.
22420 * loop-invariant.c (move_invariant_reg): Likewise.
22421 Update copyright years.
22423 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22425 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22426 control string instead of quoted.
22428 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22430 * doc/rtl.texi: Rewrite of subreg section.
22432 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22435 * config/i386/i386.c (legitimize_pic_address): Add treating
22436 of dllimport SYM_REF's.
22437 (legitimize_dllimport_symbol): Add prototype.
22439 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22441 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22442 reference in constructor with non self-referential type.
22444 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22446 Removal of Return with Depressed Stack Pointer support
22447 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22448 (ECF_SP_DEPRESSED): Likewise.
22449 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22450 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22451 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22452 (expand_call): Do not test ECF_SP_DEPRESSED.
22453 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22454 * function.c (keep_stack_depressed): Delete.
22455 (handle_epilogue_set): Likewise.
22456 (update_epilogue_consts): Likewise.
22457 (emit_equiv_load): Likewise.
22458 (thread_prologue_and_epilogue_insns): Remove support for Return with
22459 Depressed Stack Pointer.
22460 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22462 2008-04-06 Richard Guenther <rguenther@suse.de>
22464 PR tree-optimization/35400
22465 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22466 information from SSA_NAMEs.
22468 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22470 * config/avr/avr.h (avr_mega_p): Remove declaration.
22471 (AVR_MEGA): Remove macro.
22472 * config/avr/avr.c (avr_mega_p): Remove variable.
22473 (avr_override_options): Remove inicializion of avr_mega_p.
22474 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22475 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22476 (avr_jump_mode): (Ditto.).
22477 (avr_output_progmem_section_asm_op): (Ditto.).
22478 (avr_asm_init_sections): (Ditto.).
22479 (avr_asm_init_sections): (Ditto.).
22480 (avr_rtx_costs): (Ditto.).
22481 * config/avr/avr.md: (Ditto.).
22482 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22485 2008-04-06 Richard Guenther <rguenther@suse.de>
22487 PR tree-optimization/35842
22488 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22489 is_gimple_invariant_address.
22491 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22493 * gcc.c (default_compilers): Sync Fortran extensions list with
22494 that in fortran/lang-specs.h.
22495 * doc/invoke.texi: Likewise.
22496 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22497 * dwarf2out.c (gen_compile_unit_die): Likewise.
22499 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22501 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22503 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22506 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22507 attribute is used for nested functions.
22509 2008-04-05 Jan Hubicka <jh@suse.cz>
22511 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22513 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22515 (dump_files): Update.
22516 (enable_rtl_dump_file): Do not accept letter argument.
22517 * tree-pass.h (dump_file_info): Remove letter argument.
22518 * toplev.c (decode_d_option): Update -da handling.
22519 * toplev.h (enable_rtl_dump_file): Update prototype.
22520 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22521 it out based on pass type.
22522 (register_dump_files_1): Likewise.
22523 (init_optimization_passes): Update register_one_dump_file calls.
22524 (execute_one_pass): Sanity check that IPA passes are called at IPA
22525 level and RTL passes at RTL level.
22526 (execute_pass_list): IPA pass can not be after or subpass of
22528 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22529 disallov RTL subpasses of IPA subpasses.
22531 2008-04-05 Ben Elliston <bje@au.ibm.com>
22533 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22534 builtins that return exactly once and do not throw. Cache call to
22537 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22539 PR rtl-optimization/34916
22540 PR middle-end/35519
22541 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22542 between instruction pairs.
22544 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22546 * doc/invoke.texi: Document -mbitops for SH.
22547 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22548 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22549 * config/sh/sh.c (print_operand): Add %t operand code.
22550 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22551 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22552 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22553 (extendqihi2): Likewise.
22554 (movqi_i): Likewise.
22555 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22556 (extv): Use bld instruction for SH2A if possible.
22558 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22559 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22560 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22561 (bset.b, bclr.b): Define peepholes.
22562 * config/sh/sh.opt (mbitops): New option.
22564 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22567 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22568 and view convert expression.
22570 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22573 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22575 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22577 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22579 * config/i386/cpuid.h (bit_AES): New.
22580 (bit_PCLMUL): Likewise.
22582 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22583 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22584 SSE2 if AES or PCLMUL is enabled.
22585 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22586 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22587 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22588 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22589 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22590 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22591 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22592 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22593 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22594 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22595 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22596 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22597 __builtin_ia32_aeskeygenassist128 and
22598 __builtin_ia32_pclmulqdq128.
22599 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22600 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22601 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22603 * config/i386/i386.h (TARGET_AES): New.
22604 (TARGET_PCLMUL): Likewise.
22605 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22607 * config/i386/i386.md (UNSPEC_AESENC): New.
22608 (UNSPEC_AESENCLAST): Likewise.
22609 (UNSPEC_AESDEC): Likewise.
22610 (UNSPEC_AESDECLAST): Likewise.
22611 (UNSPEC_AESIMC): Likewise.
22612 (UNSPEC_AESKEYGENASSIST): Likewise.
22613 (UNSPEC_PCLMUL): Likewise.
22615 * config/i386/i386.opt (maes): New.
22616 (mpclmul): Likewise.
22618 * config/i386/sse.md (aesenc): New pattern.
22619 (aesenclast): Likewise.
22620 (aesdec): Likewise.
22621 (aesdeclast): Likewise.
22622 (aesimc): Likewise.
22623 (aeskeygenassist): Likewise.
22624 (pclmulqdq): Likewise.
22626 * config/i386/wmmintrin.h: New.
22628 * doc/extend.texi: Document AES and PCLMUL built-in function.
22630 * doc/invoke.texi: Document -maes and -mpclmul.
22632 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22634 * function.c (free_after_parsing): Replace with
22635 cxx_push_function_context from C++ front-end.
22636 (allocate_struct_function): Don't call langhook.
22637 * langhooks.h (struct lang_hooks_for_functions): Delete.
22638 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22640 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22641 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22642 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22643 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22644 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22645 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22646 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22648 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22649 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22651 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22654 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22657 2008-04-04 Richard Guenther <rguenther@suse.de>
22659 PR middle-end/35823
22660 * fold-const.c (optimize_minmax_comparison): Use the correct
22661 type for the constant in the simplified comparison.
22663 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22665 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22666 Pass L2 size as "--param l2-cache-size" to the compiler.
22667 (decode_l2_cache): New function to decode L2 cache parameters using
22668 0x8000006 extended cpuid function.
22669 (detect_caches_amd): Determine parameters of L2 cache using
22670 decode_l2_caches function.
22671 (decode_caches_intel): Decode L2 cache parameters.
22672 (detect_caches_intel): Determine L2 cache parameters using
22673 decode_caches_intel and decode_l2_caches functions.
22675 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22677 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22678 secondary input reload for subword loads from the constant pool.
22680 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22683 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22684 constants of the appropriate size for runtime calculations.
22687 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22688 decimal-float literal constant zero.
22690 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22693 * c-parser.c (c_parser_omp_atomic): Call
22694 default_function_array_conversion on the RHS.
22696 PR middle-end/35818
22697 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22698 call is_variable_sized if decl has incomplete type.
22700 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22702 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22704 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22706 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22708 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22709 (sgt<u>): Merge sgt and sgtu into new expander.
22710 (sgt, sgtu): Remove expanders.
22711 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22712 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22713 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22714 *sgtu_<mode>_mips16 into new pattern.
22715 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22716 (sge<u>): Merge sge and sgeu into new expander.
22717 (sge, sgeu): Remove expanders.
22718 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22720 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22721 (slt<u>): Merge slt and sltu into new expander.
22722 (slt, sltu): Remove expanders.
22723 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22724 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22725 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22726 *sltu_<mode>_mips16 into new pattern.
22727 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22728 (sle<u>): Merge sle and sleu into new expander.
22729 (sle, sleu): Remove expanders.
22730 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22731 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22732 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22733 *sleu_<mode>_mips16 into new pattern.
22734 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22736 2008-04-03 Jan Hubicka <jh@suse.cz>
22738 PR tree-optimization/35795
22739 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22740 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22741 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22742 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22743 * score/score3.c (score3_output_mi_thunk): Likewise.
22744 * score/score7.c (score7_output_mi_thunk): Likewise.
22745 * mips/mips.c (mips_output_mi_thunk): Likewise.
22747 2008-04-03 Richard Guenther <rguenther@suse.de>
22749 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22750 conversions. Simplify code.
22752 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22754 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22756 2008-04-03 Tom Tromey <tromey@redhat.com>
22757 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22759 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22760 * config/bfin/t-bfin-linux (generated_files): Add
22761 linux-sysroot-suffix.h.
22762 * doc/install.texi (Prerequisites): Require make 3.80.
22763 * doc/sourcebuild.texi (Front End Directory): Document new
22765 * Makefile.in (generated_files): New variable.
22766 (ALL_HOST_OBJS): New variable.
22767 ($(ALL_HOST_OBJS)): New target.
22769 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22771 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22772 (remap_block): Call id->transform_lang_insert_block instead
22774 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22775 Set id.transform_lang_insert_block to NULL.
22776 (clone_body): Move to cp/optimize.c
22777 * tree-inline.h (struct copy_body_data): Change
22778 transform_lang_insert_block to function pointer.
22779 (copy_generic_body, copy_decl_no_change): Export.
22780 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22781 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22782 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22784 * c-tree.h (insert_block): Kill.
22785 * c-decl.c (insert_block): Kill.
22787 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22789 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22790 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22791 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22793 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22794 argument, call {push,pop}_function_context from here.
22795 * c-parser.c: Use c_{push,pop}_function_context.
22797 * function.c (push_function_context_to): Move meat ...
22798 (push_function_context): ... here. Simplify.
22799 * function.c (pop_function_context_from): Move meat ...
22800 (pop_function_context): ... here. Simplify.
22801 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22803 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22804 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22805 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22806 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22808 2008-04-03 Ben Elliston <bje@au.ibm.com>
22810 * expmed.c (extract_force_align_mem_bit_field): Remove.
22812 2008-04-03 Richard Guenther <rguenther@suse.de>
22814 PR middle-end/35800
22815 * expr.h (try_casesi): Adjust prototype.
22816 * expr.c (try_casesi): Take fallback label as extra parameter.
22817 Use that for gen_casesi if default_label is NULL.
22818 * stmt.c (expand_case): Pass fallback label to try_casesi,
22819 make sure to fill gaps with a fallback label if default_label
22822 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22825 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22827 2008-04-03 Ben Elliston <bje@au.ibm.com>
22829 * expmed.c (extract_split_bit_field): Remove if (0) code.
22830 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22831 (do_ds_constraint): Likewise.
22833 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22835 * doc/cppopts.texi (-dU): Document.
22836 * c-common.h (flag_dump_macros): Update comment.
22837 * c-opts.c (handle_OPT_d): Handle -dU.
22838 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22839 dump_queued_macros, cb_used_define, cb_used_undef): New.
22840 (init_pp_output): Handle -dU.
22841 (cb_line_change): Call dump_queued_macros.
22842 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22844 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22846 * config/avr/predicates.md (io_address_operand): New predicate.
22847 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22848 * config/avr/avr.c (avr_io_address_p): Remove function.
22849 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22850 'avr_io_address_p' function.
22851 (out_movhi_r_mr): (Ditto.).
22852 (out_movqi_mr_r): (Ditto.).
22853 (out_movhi_mr_r): (Ditto.).
22854 (avr_address_cost): (Ditto.).
22856 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22858 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22859 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22860 in 32bit mode when XMM registers are available to avoid store
22862 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22863 corresponding post-reload splitters.
22865 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22867 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22868 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22869 __builtin_ia32_roundss.
22870 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22871 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22872 __builtin_ia32_roundss.
22873 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22874 IX86_BUILTIN_SHUFPD here.
22876 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22878 * config/i386/i386.md (plogic): New.
22879 (plogicprefix): Likewise.
22881 * config/i386/mmx.md (mmx_<code><mode>3): New.
22882 (mmx_and<mode>3): Removed.
22883 (mmx_ior<mode>3): Likewise.
22884 (mmx_xor<mode>3): Likewise.
22886 * config/i386/sse.md (<code><mode>3): New.
22887 (*<code><mode>3): Likewise.
22888 (*<code><mode>3): Likewise.
22889 (<code><mode>3): Likewise.
22890 (*sse_<code><mode>3): Likewise.
22891 (*sse2_<code><mode>3): Likewise.
22892 (<code>tf3): Likewise.
22893 (*<code>tf3): Likewise.
22894 (and<mode>3): Likewise.
22895 (*and<mode>3): Likewise.
22896 (ior<mode>3): Removed.
22897 (*ior<mode>3): Likewise.
22898 (xor<mode>3): Likewise.
22899 (*xor<mode>3): Likewise.
22900 (*and<mode>3): Likewise.
22901 (*ior<mode>3): Likewise.
22902 (*xor<mode>3): Likewise.
22903 (and<mode>3): Likewise.
22904 (*sse_and<mode>3): Likewise.
22905 (*sse2_and<mode>3): Likewise.
22906 (andtf3): Likewise.
22907 (*andtf3): Likewise.
22908 (ior<mode>3): Likewise.
22909 (*sse_ior<mode>3): Likewise.
22910 (*sse2_ior<mode>3): Likewise.
22911 (iortf3): Likewise.
22912 (*iortf3): Likewise.
22913 (xor<mode>3): Likewise.
22914 (*sse_xor<mode>3): Likewise.
22915 (*sse2_xor<mode>3): Likewise.
22916 (xortf3): Likewise.
22917 (*xortf3): Likewise.
22919 2008-04-02 Richard Guenther <rguenther@suse.de>
22921 PR tree-optimization/14495
22922 PR tree-optimization/34793
22923 * tree-vrp.c (struct switch_update): New structure.
22924 (to_remove_edges, to_update_switch_stmts): New VECs.
22925 (simplify_switch_using_ranges): New function. Remove not taken
22926 case labels and edges.
22927 (simplify_stmt_using_ranges): Call it.
22928 (identify_jump_threads): Mark edges we have queued for removal
22929 so we don't thread them.
22930 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22932 * tree-cfg.c (group_case_labels): Deal with missing default label.
22933 (tree_verify_flow_info): Allow missing default label.
22934 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22935 (emit_case_nodes): Likewise.
22936 (expand_case): Do not rely on the default label to be present.
22937 * expr.c (try_casesi): Deal with NULL default_label.
22938 (do_tablejump): Likewise.
22940 2008-04-02 Richard Guenther <rguenther@suse.de>
22942 PR tree-optimization/14495
22943 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22944 SWITCH_EXPR here ...
22945 (vrp_visit_switch_stmt): ... but here (new function).
22946 (find_case_label_index): New helper function.
22947 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22949 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22951 * fwprop.c: Fix ISO-C99ism.
22953 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22956 * Makefile.in (objdir): Set it here.
22957 * configure.ac: Not here. Find dynamic linker characteristics.
22958 * exec-tool.in: Use them.
22959 * aclocal.m4: Regenerate.
22960 * configure: Regenerate.
22962 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22964 * expr.c (expand_var): Delete it.
22965 * expr.h (expand_var): Delete prototype.
22966 * function.c (expand_function_start): Use expand_decl instead.
22967 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22970 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22972 PR rtl-optimization/35542
22973 * fwprop.c (forward_propagate_and_simplify): Replace
22974 loc_reg_mentioned_in_p with reg_mentioned_p.
22976 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22978 PR rtl-optimization/35281
22979 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22980 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22981 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22982 (varying_mem_p): Move above propagate_rtx.
22983 (all_uses_available_at): Do not check MEMs.
22985 2008-04-02 Rafael Espíndola <espindola@google.com>
22987 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22988 (register_edge_assert_for_2): Split the cond argument.
22989 (register_edge_assert_for_1): Adjust for the change in
22990 register_edge_assert_for_2.
22991 (register_edge_assert_for): Split the cond argument.
22992 (find_switch_asserts): Adjust for the change in
22993 register_edge_assert_for.
22995 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22997 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22998 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22999 offsets for 64-bit mingw.
23000 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23001 abi for x86_64-pc-mingw.
23003 2008-04-02 Richard Guenther <rguenther@suse.de>
23005 * tree-vrp.c (extract_range_from_assert): Make sure to not
23006 produce range min/max with TREE_OVERFOW set.
23007 If merging a anti-range and a range keep the anti-range if
23008 the range covers all values of the type.
23009 (register_edge_assert_for_2): Only allow sign-changing
23010 conversions in detecting canonical range checks. Also
23011 register an assert for the unsigned name if useful.
23013 PR tree-optimization/35787
23014 * tree-vrp.c (vrp_val_max): New function.
23015 (vrp_val_min): Likewise.
23016 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23017 (vrp_val_is_min): Likewise.
23018 (supports_overflow_infinity): Use vrp_val_{min,max}.
23019 (negative_overflow_infinity): Likewise.
23020 (positive_overflow_infinity): Likewise.
23021 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23022 (is_positive_overflow_infinity): Likewise.
23023 (is_overflow_infinity): Likewise.
23024 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23025 vrp_val_is_{min,max}.
23026 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23027 to ranges if possible. Avoid empty ranges.
23029 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23031 PR middle-end/35705
23032 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23033 the expression is a function address.
23035 2008-04-01 George Helffrich <george@gcc.gnu.org>
23037 PR fortran/35154, fortran/23057
23038 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23039 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23040 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23041 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23043 (dbxout_syms): Check for COMMON-based symbol and wrap in
23044 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23045 in bracket for efficiency.
23047 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23048 using DW_TAG_common_block + member offset.
23049 (add_pubname_string): New function.
23050 (dw_expand_expr): New function to find block name and offset for
23052 (common_check): New function to check whether symbol in Fortran COMMON.
23053 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23055 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23058 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23060 2008-04-02 Ben Elliston <bje@au.ibm.com>
23062 * config/v850/v850.md (casesi): Remove if (0) code.
23063 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23064 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23066 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23068 * config/i386/i386.md (rex64suffix): New mode attribute.
23069 (floathi<mode>2): Disable expander for SSE math.
23070 (*floathi<mode>2_1): New insn insn_and_split pattern.
23071 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23072 corresponding post-reload splitters.
23073 (*floathi<mode>2_i387): New macroized insn pattern.
23074 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23075 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23076 insn_and_split pattern.
23077 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23078 New macroized instruction patterns and corresponding post-reload
23080 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23081 and corresponding post-reload splitters.
23082 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23083 New macroized instruction patterns.
23084 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23085 macroized instruction patterns and corresponding post-reload splitters.
23086 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23087 corresponding post-reload splitters.
23088 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23089 New macroized instruction patterns.
23090 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23091 corresponding post-reload splitters.
23092 (*floatsi<mode>2_i387): New macroized instruction patterns.
23094 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23096 * config/i386/i386.md (smaxmin): New.
23097 (umaxmin): Likewise.
23098 (maxminiprefix): Likewise.
23099 (maxminfprefix): Likewise.
23100 (<code><mode>3): Likewise.
23101 (smin<mode>3): Removed.
23102 (smax<mode>3): Likewise.
23104 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23105 (mmx_<code>v4hi3): Likewise.
23106 (mmx_<code>v8qi3): Likewise.
23107 (mmx_smaxv2sf3): Removed.
23108 (mmx_sminv2sf3): Likewise.
23109 (mmx_umaxv8qi3): Likewise.
23110 (mmx_smaxv4hi3): Likewise.
23111 (mmx_uminv8qi3): Likewise.
23112 (mmx_sminv4hi3): Likewise.
23114 * config/i386/sse.md (<addsub><mode>3): New.
23115 (*<addsub><mode>3): Likewise.
23116 (<sse>_vm<addsub><mode>3): Likewise.
23117 (<maxmin><mode>3): Likewise.
23118 (*<maxmin><mode>3_finite): Likewise.
23119 (*<maxmin><mode>3): Likewise.
23120 (<sse>_vm<maxmin><mode>3): Likewise.
23121 (sse3_h<addsub>v4sf3): Likewise.
23122 (sse3_h<addsub>v2df3): Likewise.
23123 (<maxmin>v16qi3): Likewise.
23124 (*<maxmin>v16qi3): Likewise.
23125 (<maxmin>v8hi3): Likewise.
23126 (*<maxmin>v8hi3): Likewise.
23127 (*sse4_1_<maxmin><mode>3): Likewise.
23128 (*sse4_1_<maxmin><mode>3): Likewise.
23129 (add<mode>3): Removed.
23130 (*add<mode>3): Likewise.
23131 (<sse>_vmadd<mode>3): Likewise.
23132 (sub<mode>3): Likewise.
23133 (*sub<mode>3): Likewise.
23134 (<sse>_vmsub<mode>3): Likewise.
23135 (smin<mode>3): Likewise.
23136 (*smin<mode>3_finite): Likewise.
23137 (*smin<mode>3): Likewise.
23138 (<sse>_vmsmin<mode>3): Likewise.
23139 (smax<mode>3): Likewise.
23140 (*smax<mode>3_finite): Likewise.
23141 (*smax<mode>3): Likewise.
23142 (<sse>_vmsmax<mode>3): Likewise.
23143 (sse3_haddv4sf3): Likewise.
23144 (sse3_haddv2df3): Likewise.
23145 (sse3_hsubv4sf3): Likewise.
23146 (sse3_hsubv2df3): Likewise.
23147 (umaxv16qi3): Likewise.
23148 (*umaxv16qi3): Likewise.
23149 (smaxv8hi3): Likewise.
23150 (*smaxv8hi3): Likewise.
23151 (*sse4_1_smax<mode>3): Likewise.
23152 (*sse4_1_umax<mode>3): Likewise.
23153 (uminv16qi3): Likewise.
23154 (*uminv16qi3): Likewise.
23155 (sminv8hi3): Likewise.
23156 (*sminv8hi3): Likewise.
23157 (*sse4_1_smin<mode>3): Likewise.
23158 (*sse4_1_umin<mode>3): Likewise.
23160 2008-04-01 Rafael Espíndola <espindola@google.com>
23162 * tree-cfg.c (verify_expr): remove in_phi.
23163 (verify_stmt): Don't call walk_tree with verify_expr. Use
23164 is_gimple_min_invariant instead of is_gimple_val.
23166 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23168 * doc/include/gpl_v3.texi: Update for manpage generation.
23169 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23171 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23172 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23173 gpl_v3.texi instead of gpl.texi.
23176 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23179 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23181 2008-04-01 Rafael Espíndola <espindola@google.com>
23183 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23184 (extract_code_and_val_from_cond): Use
23185 extract_code_and_val_from_cond_with_ops.
23187 2008-04-01 Jan Hubicka <jh@suse.cz>
23189 * function.c (free_after_compilation): Free epilogue_delay_list.
23190 (prepare_function_start): Assert that previous compilation was freed.
23192 2008-04-01 Jan Hubicka <jh@suse.cz>
23193 Jim Wilson <wilson@tuliptree.org>
23194 Andreas Tobler <andreast@gcc.gnu.org>
23196 PR middle-end/35781
23197 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23198 rtl.emit instead cfun->emit.
23199 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23200 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23202 2008-04-01 Ben Elliston <bje@au.ibm.com>
23204 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23206 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23208 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23210 (fprofile-use): Add var flag_profile_use
23211 * coverage.c (coverage_begin_output): Do not open a gcno file for
23212 output only if -ftest-coverage is set.
23213 Do not add getpwd() to gcda file path.
23214 (build_gcov_info): Check the new flag
23215 flag_profile_datafile_relative_path.
23216 (coverage_init): Use profile_data_prefix.
23217 Read profile counter only if flag_profile_use is set.
23218 * opts.c (common_handle_option): New option fprofile-use=,
23219 fprofile-dir=, fprofile-generate=.
23220 * toplev.c (profile_data_prefix): New variable definition.
23221 * toplev.h (profile_data_prefix): New declaration.
23222 * doc/invoke.tex (Option Summary, Optimization Options):
23225 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23227 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23228 use tmp consistently.
23231 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23232 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23233 UNSPEC_FR_RECIP_APPROX_RES.
23234 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23236 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23239 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23241 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23243 PR middle-end/30186
23244 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23245 element of the vector via a pointer.
23247 2008-03-31 Ian Lance Taylor <iant@google.com>
23249 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23251 2008-03-31 Jan Hubicka <jh@suse.cz>
23253 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23254 get_arg_pointer_save_area.
23255 * expr.c (init_expr): Just clear out rtl.expr.
23256 * function.c (free_after_compilation): Clear out whole RTL structure.
23257 (get_func_frame_size): Merge into ...
23258 (get_frame_size): ... this one.
23259 (assign_stack_local_1): Merge into ...
23260 (assign_stack_local): ... this one.
23261 (expand_function_end): Update call of get_arg_pointer_save_area.
23262 (get_art_pointer_save_area): Remove cfun argument.
23263 * function.h (emit_status): regno_pointer_align does not need length
23264 attribute. Move x_regno_reg_rtx to ...
23265 (regno_reg_rtx): ... new global array.
23266 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23267 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23268 apply_args_value, forced_labels, stack_pointer_delta):
23270 (struct varasm_status): Move here from varasm.c
23271 (struct rtl_data): New. Move here some fields from struct function.
23272 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23273 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23274 used_temp_slots avail_temp_slots, temp_slot_level,
23275 nonlocal_goto_handler_labels): Update accesstors.
23276 (rtl): New global variable.
23277 (struct function): Move some fileds to rtl_data.
23278 (get_arg_pointer_save_area): Update prototype.
23279 * emit-rtl.c (rtl): Declare.
23280 (regno_reg_rtx): Declare.
23281 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23283 (gen_reg_rtx): Update.
23284 (init_virtual_regs): Do not tate emit_status argument.
23285 (init_emit): Do not allocate emit.
23286 * varasm.c (varasm_statuc): Move to function.h.
23287 (n_deferred_constatns): Update accestor.
23288 (init_varasm_status): Do not allocate varasm_status.
23289 (force_const_mem, get_pool_size, output_constant_pool): Update.
23290 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23291 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23293 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23295 PR rtl-optimization/35729
23296 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23299 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23302 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23303 load/store if memory is unaligned.
23304 (*movti_rex64): Likewise.
23306 * config/i386/predicates.md (misaligned_operand): New.
23308 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23311 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23314 2008-03-31 Jan Beulich <jbeulich@novell.com>
23316 * config/ia64/constraints.md: Add 'j' constraint.
23317 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23318 (movdi_internal): Likewise.
23320 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23323 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23325 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23328 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23329 proper error message for the third argument on blendpd and
23332 * config/i386/sse.md (blendbits): New.
23333 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23335 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23337 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23339 2008-03-30 Richard Guenther <rguenther@suse.de>
23341 PR middle-end/31023
23342 * fold-const.c (fold_sign_changed_comparison): Do leave
23343 conversions to base-types alone.
23345 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23347 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23348 the link register if one altivec register is be saved.
23350 2008-03-30 Ben Elliston <bje@au.ibm.com>
23352 * final.c (final_scan_insn): Remove if (0) code.
23354 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23356 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23358 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23360 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23361 of V4SFmode to ix86_binary_operator_ok.
23363 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23365 * config/i386/i386.c (override_options): Initialize
23366 ix86_veclib_handler to ix86_veclibabi_svml when
23367 -mveclibabi=svml is used.
23368 (ix86_veclibabi_svml): New function for SVML ABI style
23369 vectorization support.
23370 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23372 2008-03-28 Rafael Espíndola <espindola@google.com>
23374 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23375 (tree_binary_nonnegative_warnv_p): Make it public.
23376 (tree_single_nonnegative_warnv_p): Make it public.
23377 (tree_invalid_nonnegative_warnv_p): Make it public.
23378 (tree_unary_nonzero_warnv_p): Make it public.
23379 (tree_binary_nonzero_warnv_p): Make it public
23380 (tree_single_nonzero_warnv_p): Make it public.
23381 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23382 (extract_range_from_binary_expr): Split the expr argument.
23383 (extract_range_from_unary_expr): Split the expr argument.
23384 (extract_range_from_comparison): Split the expr argument.
23385 (extract_range_from_expr): Use the new aux functions.
23386 (vrp_evaluate_conditional_warnv): Use
23387 vrp_evaluate_conditional_warnv_with_ops.
23388 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23389 (tree_binary_nonzero_warnv_p): Declare.
23390 (tree_single_nonzero_warnv_p): Declare.
23391 (tree_expr_nonzero_warnv_p): Declare.
23392 (tree_unary_nonnegative_warnv_p): Declare.
23393 (tree_binary_nonnegative_warnv_p): Declare.
23394 (tree_single_nonnegative_warnv_p): Declare.
23395 (tree_invalid_nonnegative_warnv_p): Declare.
23397 2008-03-28 Richard Guenther <rguenther@suse.de>
23399 PR tree-optimization/30317
23400 PR tree-optimization/30911
23401 PR tree-optimization/34793
23402 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23403 (struct assert_locus_d): New member EXPR.
23404 (register_new_assert_for): Add EXPR parameter to support
23405 ASSERT_EXPR <name, expr OP limit>.
23406 (register_edge_assert_for_1): Adjust callers.
23407 (find_assert_locations): Likewise.
23408 (process_assert_insertions_for): Build condition from expression.
23409 (extract_range_from_assert): Handle ASSERT_EXPRs
23410 of the form ASSERT_EXPR <name, expr OP limit>.
23411 (register_edge_assert_for_2): New helper registering
23412 asserts for comparisons. Recognize range tests of the form
23413 (unsigned)i - CST1 OP CST2.
23414 (register_edge_assert_for_1): Use it.
23415 (register_edge_assert_for): Likewise.
23416 (needs_overflow_infinity): Integer sub-types
23417 do not need overflow infinities.
23418 (vrp_val_is_max): The extreme values of integer sub-types
23419 are those of the base type.
23420 (vrp_val_is_min): Likewise.
23421 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23424 2008-03-28 Nick Clifton <nickc@redhat.com>
23427 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23428 Return GENERAL_REGS for stack adjustment reloads.
23430 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23433 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23434 const_vector when all the vectors are constant.
23436 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23438 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23440 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23441 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23443 (s<code>_sf): Use new scc_sf attribute for opcode names.
23445 2008-03-27 Tom Tromey <tromey@redhat.com>
23447 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23448 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23449 config/spu/t-spu-elf, config/i386/t-interix,
23450 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23451 config/i386/x-darwin, config/i386/x-mingw32,
23452 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23453 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23454 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23455 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23456 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23457 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23458 config/score/t-score-elf, config/arm/t-strongarm-pe,
23459 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23460 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23461 Revert automatic dependency patch.
23463 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23466 * config/i386/i386.c (ix86_function_arg_boundary): Align
23467 decimal floating point to its natural boundary.
23469 2008-03-27 Richard Guenther <rguenther@suse.de>
23471 PR middle-end/35716
23472 * fold-const.c (fold_comparison): Restrict distinct decl
23473 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23474 solely rely on operand_equal_p.
23476 2008-03-27 Richard Guenther <rguenther@suse.de>
23479 * c-common.c (handle_weak_attribute): Reject combination of
23482 2008-03-27 Richard Guenther <rguenther@suse.de>
23484 PR tree-optimization/32810
23485 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23486 conversions from DECL_INITIAL.
23487 (fold_const_aggregate_ref): Likewise from constructor elements.
23489 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23491 * tree-affine.h (aff_combination_expand): Declare.
23492 (get_inner_reference_aff): Likewise.
23493 * tree-affine.c (aff_combination_expand): Split out from
23494 tree_to_aff_combination_expand.
23495 (get_inner_reference_aff): New function.
23496 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23497 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23498 (struct lim_aux_data): sm_done field removed.
23499 (mem_ref_loc_p, mem_ref_locs_p): New types.
23500 (struct mem_ref): Added id, stored, accesses_in_loop,
23501 indep_loop, dep_loop, indep_ref, dep_ref fields.
23502 Removed is_stored, locs and next fields.
23503 (memory_accesses): New variable.
23504 (movement_possibility): Do not allow moving statements
23505 that store to memory.
23506 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23508 (determine_max_movement): For statements with memory references,
23509 find the outermost loop in that the reference is independent.
23510 (move_computations_stmt): Mark the virtual operands for renaming.
23511 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23512 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23513 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23514 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23515 create_vop_ref_mapping, analyze_memory_references,
23516 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23517 get_all_locs_in_loop, ref_always_accessed_p,
23518 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23519 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23520 store_motion_loop, store_motion): New functions.
23521 (struct vop_to_refs_elt): New type.
23522 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23523 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23524 (schedule_sm): Replaced by...
23525 (execute_sm): ... this.
23526 (determine_lsm_ref, hoist_memory_references,
23527 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23528 find_more_ref_vops, free_mem_ref, free_mem_refs,
23529 determine_lsm_loop, determine_lsm): Removed.
23530 (tree_ssa_lim_finalize): Free data structures used by store motion.
23531 (tree_ssa_lim): Call analyze_memory_references. Use
23532 store_motion instead of determine_lsm.
23534 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23536 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23537 rename tmake_file to m68hc11/t-m68hc11.
23538 (mcore): Set inhibit_libc to true.
23539 * config.host (alpha*-dec-*vms*): Set extra_programs.
23540 (interix3*): Don't use host_xmake_file.
23541 * configure.ac: Let config.gcc override inhibit_libc.
23542 * configure: Regenerate.
23544 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23545 * config/t-openbsd-thread: Remove commented out lines.
23547 * config/x-interix: Remove.
23549 * config/m68hc11/t-m68hc11-gas: Rename to...
23550 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23552 * config/mcore/t-mcore: Remove T_CFLAGS.
23553 * config/mcore/t-mcore-pe: Likewise.
23555 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23557 * configure.ac: Replace custom __GNU_SOURCE test with
23558 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23559 * aclocal.m4: Regenerate.
23560 * configure: Regenerate.
23561 * config.in: Regenerate.
23563 2008-03-27 Richard Guenther <rguenther@suse.de>
23565 * fold-const.c (target.h): Include.
23566 (fold_comparison): Fold comparison of addresses of decls
23567 that bind locally or of constants. Consolidate address folding code.
23568 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23569 results from fold_binary_to_constant.
23570 (compare_values_warnv): Likewise.
23572 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23574 PR middle-end/35429
23575 * fold-const.c (fold_truthop): Check for integeral types when folding
23576 a == 0 && b == 0 and a != 0 || b != 0 .
23578 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23580 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23582 2008-03-26 Andreas Schwab <schwab@suse.de>
23584 * doc/invoke.texi: Fix use of @item vs. @itemx.
23586 2008-03-26 Tom Tromey <tromey@redhat.com>
23588 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23589 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23590 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23591 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23592 build/genconstants.o, build/genemit.o, build/genextract.o,
23593 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23594 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23597 2008-03-26 Richard Guenther <rguenther@suse.de>
23600 2008-03-26 Richard Guenther <rguenther@suse.de>
23602 * fold-const.c (target.h): Include.
23603 (fold_comparison): Fold comparison of addresses of two decls
23604 that bind locally. Consolidate address folding code.
23606 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23608 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23609 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23610 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23611 dconstsqrt2, dconstthird, dconste and/or dconst10.
23612 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23613 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23614 dconstsqrt2, dconste): Delete.
23615 (init_emit_once): Likewise. Simplify initializing dconstm1.
23617 * real.c (get_real_const): New.
23618 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23619 dconstsqrt2, dconste): Delete.
23620 (real_value_const, get_real_const): New.
23622 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23624 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23626 * config/i386/i386.c (ix86_function_arg_boundary): Check
23627 BIGGEST_ALIGNMENT instead of 128.
23628 (setup_incoming_varargs_64): Likewise.
23630 2008-03-26 Tom Tromey <tromey@redhat.com>
23632 * Makefile.in (DEPFILES): Add missing '/'.
23634 2008-03-26 Richard Guenther <rguenther@suse.de>
23636 * fold-const.c (target.h): Include.
23637 (fold_comparison): Fold comparison of addresses of two decls
23638 that bind locally. Consolidate address folding code.
23640 2008-03-26 Nick Clifton <nickc@redhat.com>
23643 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23644 not allow INT+INT as a legitimate addressing mode.
23646 2008-03-26 Richard Guenther <rguenther@suse.de>
23648 * tree-flow.h (widen_bitfield): Remove declaration.
23649 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23650 (widen_bitfield): Remove function.
23651 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23654 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23657 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23660 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23662 PR rtl-optimization/35232
23663 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23664 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23665 reg_reloaded_call_part_clobbered here.
23666 (reload_regs_reach_end_p): New function.
23667 (reload_reg_rtx_for_input): New variable.
23668 (reload_reg_rtx_for_output): Likewise.
23669 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23670 when reassigning a pseudo register. Load reloadreg from
23671 reload_reg_rtx_for_input, moving the mode and register
23673 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23674 instead of the original when deciding whether an input reload
23675 would be a no-op or whether an output reload can be deleted.
23676 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23677 when setting up new_spill_reg_store. Load it from
23678 reload_reg_rtx_for_output, moving the mode and register
23680 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23681 instead of the original when deciding whether an output reload
23682 would be a no-op. Do the same when modifying insn notes.
23683 Use rtx_equal_p instead of == to compare the registers.
23684 (inherit_piecemeal_p): Take a mode and two register numbers
23686 (emit_reload_insns): Clear new_spill_reg_store for every hard
23687 register in the reload register. Remove spill registers
23688 from reg_reloaded_valid before considering whether to record
23689 inheritance information for them. Use reload_reg_rtx_for_output
23690 instead of reg_rtx when recording output reloads. Use
23691 reload_reg_rtx_for_input instead of reg_rtx when recording
23692 input reloads. Set or clear reg_reloaded_call_part_clobbered
23693 at the same time as setting reg_reloaded_valid.
23694 (delete_output_reload): Add a new_reload_reg parameter and use it
23695 instead of rld[j].reg_rtx.
23696 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23699 2008-03-25 Tom Tromey <tromey@redhat.com>
23701 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23702 (build/genattr.o): Likewise.
23703 (build/genattrtab.o): Likewise.
23704 (build/gencodes.o): Likewise.
23705 (build/genconfig.o): Likewise.
23706 (build/genconstants.o): Likewise.
23707 (build/genemit.o): Likewise.
23708 (build/genextract.o): Likewise.
23709 (build/genflags.o): Likewise.
23711 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23713 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23714 instead of size_int for integer types.
23715 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23716 to match type of MINUS_EXPR.
23718 2008-03-25 Tom Tromey <tromey@redhat.com>
23720 * configure: Rebuilt.
23721 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23724 2008-03-25 Tom Tromey <tromey@redhat.com>
23726 * config/x-solaris (host-solaris.o): Update.
23727 * config/x-linux (host-linux.o): Update.
23728 * config/x-hpux (host-hpux.o): Update.
23729 * config/x-darwin (host-darwin.o): Update.
23730 * config/v850/t-v850e (v850-c.o): Update.
23731 * config/v850/t-v850 (v850-c.o): Update.
23732 * config/t-vxworks (vxworks.o): Update.
23733 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23734 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23735 * config/spu/t-spu-elf (spu-c.o): Update.
23737 * config/sh/t-symbian (sh-c.o): Update.
23738 (symbian.o): Update.
23739 * config/sh/t-sh (sh-c.o): Update.
23740 * config/score/t-score-elf (score7.o, score3.o): Update.
23741 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23742 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23743 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23744 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23745 (rs6000.o): Remove.
23746 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23747 * config/m32c/t-m32c (m32c-pragma.o): Update.
23748 * config/ia64/t-ia64 (ia64-c.o): Update.
23749 * config/i386/x-mingw32 (host-mingw32.o): Update.
23750 * config/i386/x-i386 (driver-i386.o): Update.
23751 * config/i386/x-darwin (host-i386-darwin.o): Update.
23752 * config/i386/x-cygwin (host-cygwin.o): Update.
23753 * config/i386/t-nwld (nwld.o): Update.
23754 * config/i386/t-netware (netware.o): Update.
23755 * config/i386/t-interix (winnt.o): Update.
23756 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23757 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23758 msformat-c.o): Update.
23759 * config/bfin/t-bfin-linux (generated_files): Add
23760 linux-sysroot-suffix.h.
23761 * config/arm/t-wince-pe (pe.o): Update.
23762 * config/arm/t-strongarm-pe (pe.o): Update.
23763 * config/arm/t-pe (pe.o): Update.
23764 * config/arm/t-arm (arm-c.o): Update.
23765 * doc/install.texi (Prerequisites): Require make 3.80.
23766 * Makefile.in: Remove .o targets.
23767 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23768 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23769 (simple_generated_h, simple_generated_c): Move earlier.
23770 (generated_files): New variable.
23771 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23772 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23773 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23774 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23775 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23776 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23777 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23778 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23779 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23780 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23781 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23782 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23784 (COMPILE.base, COMPILE): New variables.
23785 (%.o): New pattern rule.
23786 (ALL_HOST_OBJS): New variable.
23787 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23788 (dummy-checksum.o, cc1-checksum.o): Remove.
23789 (DRIVER_SHLIB): New variable.
23790 (DRIVER_DEFINES): Use it.
23791 (gencondmd.c): Move out of build/.
23792 (s-conditions): Update.
23793 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23794 (ALL_BUILD_OBJS): Likewise.
23795 (build/%.o): Use BUILDCOMPILE.
23796 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23797 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23798 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23799 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23800 build/genconfig.o, build/genconstants.o, build/genemit.o,
23801 build/genextract.o, build/genflags.o, build/genmddeps.o,
23802 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23803 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23804 build/gen-protos.o, build/scan.o, build/fix-header.o,
23805 build/scan-decls.o): Simplify.
23806 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23807 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23808 prefix.o, toplev.o): Reduce to variable setting.
23809 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23810 ($(out_object_file), gcc-options.o): New targets.
23811 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23812 * configure: Rebuilt.
23813 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23814 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23816 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23818 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23819 complain when we hit an error, return ERROR_MARK_NODE.
23821 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23823 * config/sh/constraints.md (Pso, Psz): New constraints.
23824 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23825 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23827 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23829 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23830 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23832 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23834 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23835 (prefetch_sh2a): New.
23837 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23838 Naveen.H.S <naveen.hs@kpitcummins.com>
23840 * config/sh/constraints.md (I28): New constraint.
23841 * config/sh/sh.c (broken_move): Add support for movi20s.
23842 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23844 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23845 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23846 Naveen.H.S <naveen.hs@kpitcummins.com>
23848 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23849 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23850 (print_operand): Handle resbank in %@ operand code.
23851 (sh_encode_section_info): New.
23852 (push_regs): Add conditions for resbank.
23853 (sh_expand_epilogue): Likewise.
23854 (sh_insert_attributes): Likewise.
23855 (sh_attribute_table): Likewise.
23856 (sh_handle_resbank_handler_attribute): New.
23857 (sh2a_handle_function_vector_handler_attribute): New.
23858 (sh2a_is_function_vector_call): New.
23859 (sh2a_get_function_vector_number): New.
23860 (sh2a_function_vector_p): New.
23861 (sh_cfun_resbank_handler_p): New.
23862 * config/sh/sh.md (calli): Emit jsr/n if possible.
23863 (calli_tbr_rel): New.
23864 (calli_pcrel): Emit jsr/n if possible.
23865 (return_i): Emit rts/n if possible.
23866 (call_valuei_tbr_rel): New.
23867 (call_valuei_pcrel): Add condition for SH2A target.
23868 (call_value): Likewise.
23869 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23870 (sh2a_get_function_vector_number): Likewise.
23871 (sh2a_is_function_vector_call): Likewise.
23872 * doc/extend.texi: Document TBR relative addressing of SH2A.
23873 (resbank): Add description for SH2A.
23875 2008-03-24 Richard Guenther <rguenther@suse.de>
23878 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23879 pointer assignments change conversions according to middle-end rules.
23880 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23881 * configure.ac: Include type checking in yes.
23882 * configure: Regenerate.
23884 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23886 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23887 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23889 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23891 * gthr-vxworks.h (UNUSED): Define.
23893 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23895 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23897 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23899 * doc/extend.texi (Function Attributes): Add missing comma in the
23900 example of the "alloc_size" attribute.
23902 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23905 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23907 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23910 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23913 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23914 of the underlying type of a MS bitfield layout to the natural
23915 alignment of the type.
23917 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23919 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23920 to their natural alignment to avoid store forwarding stalls.
23922 2008-03-22 Richard Guenther <rguenther@suse.de>
23924 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23925 For PHI nodes verify the address is invariant.
23926 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23927 (get_symbol_constant_value): Use is_gimple_min_invariant.
23928 (maybe_fold_stmt_indirect): Likewise.
23930 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23932 PR rtl-optimization/33927
23933 * Makefile.in (dse.o): Depend on $(TM_P_H).
23934 * expr.h (extract_low_bits): Declare.
23935 * expmed.c (extract_low_bits): New function.
23936 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23937 * dse.c: Include tm_p.h.
23938 (find_shift_sequence): Remove the read_reg argument and return the
23939 read value. Emit the instructions instead of returning them.
23940 Iterate on new_mode rather than calculating it each time.
23941 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23942 source to NEW_MODE and extract_low_bits to convert the shifted
23943 value to READ_MODE.
23944 (replace_read): Allow the load and store to have different mode
23945 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23946 or extraction instructions before trying the replacement. Update
23947 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23949 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23951 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23952 to their natural alignment to avoid store forwarding stalls.
23954 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23957 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23958 encouraging but not allowing gprs for input;
23959 change the input constraint to !f#r.
23960 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23962 change the output constraint to !f#r.
23964 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23967 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23968 corresponding post-reload splitters.
23969 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23970 when x87 FP math is selected.
23971 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23972 New function prototype.
23973 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23974 unreachable function to ease macroization of insn patterns.
23976 2008-03-21 Martin Jambor <mjambor@suse.cz>
23978 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23979 reference dumps if ddr is NULL or dependence is unknown.
23981 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23983 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23984 unsigned extension into account.
23985 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23986 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23987 Do computations on a scratch register.
23989 2008-03-21 Richard Guenther <rguenther@suse.de>
23991 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23992 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23993 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23994 * tree-ssa-dom.c (record_equality): Likewise.
23995 * tree-inline.c (copy_body_r): Likewise.
23996 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23999 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24001 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24002 as 'delete_unused' argument.
24004 2008-03-20 Richard Guenther <rguenther@suse.de>
24006 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24007 special casing of constant qualifiers.
24008 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24009 care about them in general.
24010 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24011 regardless of their type.
24012 (fold_stmt_r): Forcefully fold *& if we end up with that.
24014 2008-03-20 Paul Brook <paul@codesourcery.com>
24016 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24017 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24019 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24021 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24022 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24024 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24026 * common.opt (Wmudflap): New option.
24027 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24028 (mx_register_decls): Likewise.
24029 (mudflap_finish_file): Likewise.
24030 * doc/invoke.texi: Document -Wno-mudflap.
24032 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24034 * c-format.c (replace_format_name_to_system_name): New.
24035 (cmp_attribs): New.
24036 (convert_format_name_to_system_name): New.
24037 (decode_format_attr): Add use of convert_format_name_to_system_name.
24038 (format_types_orig): Add gnu_ prefix to names.
24039 (check_format_info_main): Special treating of \0 escaped names for
24040 supporting multi-character format specifiers as I32, I64.
24041 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24042 (gnu_target_overrides_format_attributes): New.
24043 * c-format.h: Add structure target_ovr_attr to hold
24044 system specific formatter names.
24045 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24046 msformat-c.o file to c_target_objs and cxx_target_objs.
24047 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24048 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24049 (TARGET_N_FORMAT_TYPES): New.
24050 * config/i386/msformat-c.c: New.
24051 * config/i386/t-cygming: Add build rule for msformat-c.o.
24052 * doc/extend.texi: Add new format names gnu_* and ms_* and
24054 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24056 2008-03-20 Ira Rosen <irar@il.ibm.com>
24058 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24059 optimizations turned on under -O3.
24060 (ftree-vectorize): Add that the flag is turned on with -O3.
24062 2008-03-20 Ben Elliston <bje@au.ibm.com>
24064 * regmove.c (try_auto_increment): Fix spelling error in comment.
24065 * final.c (final_scan_insn): Likewise.
24067 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24070 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24071 allocator preferences for "y" and "r" class registers.
24072 ("*mov<mode>_internal"): Ditto.
24073 ("*movv2sf_internal_rex64"): Ditto.
24074 ("*movv2sf_internal"): Ditto.
24076 2008-03-19 Michael Matz <matz@suse.de>
24078 PR middle-end/35616
24079 * calls.c (expand_call): Check overlap of arguments with call
24080 address for sibcalls.
24082 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24085 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24086 of the underlying type of a MS bitfield layout to the natural
24087 alignment of the type.
24089 2008-03-19 Jan Hubicka <jh@suse.cz>
24092 * toplev.c (decode_d_option): Handle all CPP flags.
24093 * tree-vrp.c: Update tree_pass descriptors.
24094 * regrename.c: Update tree_pass descriptors.
24095 * fwprop.c: Update tree_pass descriptors.
24096 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24097 * tree-into-ssa.c: Update tree_pass descriptors.
24098 * tree-dump.c: Update tree_pass descriptors.
24099 * tree-complex.c: Update tree_pass descriptors.
24100 * tree-dump.h: Update tree_pass descriptors.
24101 * see.c: Update tree_pass descriptors.
24102 * cgraphbuild.c: Update tree_pass descriptors.
24103 * tracer.c: Update tree_pass descriptors.
24104 * tree-loop-distribution.c: Update tree_pass descriptors.
24105 * cgraph.c: Update tree_pass descriptors.
24106 * postreload-gcse.c: Update tree_pass descriptors.
24107 * postreload.c: Update tree_pass descriptors.
24108 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24109 * tree-tailcall.c: Update tree_pass descriptors.
24110 * tree-pass.h (tree_opt_pass): Rename to ...
24111 (opt_pass) ... this one; add "type" field and remove letter field.
24112 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24113 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24114 all_lowering_passes): Update declaration.
24115 * ipa-cp.c: Update tree_pass descriptors.
24116 * final.c: Update tree_pass descriptors.
24117 * omp-low.c: Update tree_pass descriptors.
24118 * tree-ssa-dse.c: Update tree_pass descriptors.
24119 * ipa-reference.c: Update tree_pass descriptors.
24120 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24121 * auto-inc-dec.c: Update tree_pass descriptors.
24122 * reorg.c: Update tree_pass descriptors.
24123 * cgraphunit.c: Update tree_pass descriptors.
24124 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24125 * tree-ssa-ccp.c: Update tree_pass descriptors.
24126 * df-core.c: Update tree_pass descriptors.
24127 * mode-switching.c: Update tree_pass descriptors.
24128 * tree-nomudflap.c: Update tree_pass descriptors.
24129 * modulo-sched.c: Update tree_pass descriptors.
24130 * ipa-pure-const.c: Update tree_pass descriptors.
24131 * cse.c: Update tree_pass descriptors.
24132 * web.c: Update tree_pass descriptors.
24133 * tree-stdarg.c: Update tree_pass descriptors.
24134 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24135 * tree-ssa-dom.c: Update tree_pass descriptors.
24136 * tree-nrv.c: Update tree_pass descriptors.
24137 * tree-ssa-alias.c: Update tree_pass descriptors.
24138 * loop-init.c: Update tree_pass descriptors.
24139 * gimple-low.c: Update tree_pass descriptors.
24140 * ipa-inline.c: Update tree_pass descriptors.
24141 * tree-ssa-sink.c: Update tree_pass descriptors.
24142 * global.c: Update tree_pass descriptors.
24143 * ifcvt.c: Update tree_pass descriptors.
24144 * jump.c: Update tree_pass descriptors.
24145 * predict.c: Update tree_pass descriptors.
24146 * tree-ssa-loop.c: Update tree_pass descriptors.
24147 * recog.c: Update tree_pass descriptors.
24148 * dse.c: Update tree_pass descriptors.
24149 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24150 * tree-eh.c: Update tree_pass descriptors.
24151 * regmove.c: Update tree_pass descriptors.
24153 * function.c: Update tree_pass descriptors.
24154 * tree-vectorizer.c: Update tree_pass descriptors.
24155 * gcse.c: Update tree_pass descriptors.
24156 * ipa-type-escape.c: Update tree_pass descriptors.
24157 * tree-if-conv.c: Update tree_pass descriptors.
24158 * init-regs.c: Update tree_pass descriptors.
24159 * ipa.c: Update tree_pass descriptors.
24160 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24161 * rtl-factoring.c: Update tree_pass descriptors.
24162 * lower-subreg.c: Update tree_pass descriptors.
24163 * bt-load.c: Update tree_pass descriptors.
24164 * tree-dfa.c: Update tree_pass descriptors.
24165 * except.c: Update tree_pass descriptors.
24166 * emit-rtl.c: Update tree_pass descriptors.
24167 * cfgexpand.c: Update tree_pass descriptors.
24168 * tree-cfgcleanup.c: Update tree_pass descriptors.
24169 * cfgcleanup.c: Update tree_pass descriptors.
24170 * tree-ssa-pre.c: Update tree_pass descriptors.
24171 * tree-sra.c: Update tree_pass descriptors.
24172 * tree-mudflap.c: Update tree_pass descriptors.
24173 * tree-ssa-copy.c: Update tree_pass descriptors.
24174 * cfglayout.c: Update tree_pass descriptors.
24175 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24176 * tree-ssa-dce.c: Update tree_pass descriptors.
24177 * tree-ssa.c: Update tree_pass descriptors.
24178 * regclass.c: Update tree_pass descriptors.
24179 * integrate.c: Update tree_pass descriptors.
24180 * tree-optimize.c: Update tree_pass descriptors.
24181 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24182 * tree-object-size.c: Update tree_pass descriptors.
24183 * combine.c: Update tree_pass descriptors.
24184 * tree-outof-ssa.c: Update tree_pass descriptors.
24185 * bb-reorder.c: Update tree_pass descriptors.
24186 * stack-ptr-mod.c: Update tree_pass descriptors.
24187 * var-tracking.c: Update tree_pass descriptors.
24188 * tree-profile.c: Update tree_pass descriptors.
24189 * tree-vect-generic.c: Update tree_pass descriptors.
24190 * reg-stack.c: Update tree_pass descriptors.
24191 * sched-rgn.c: Update tree_pass descriptors.
24192 * tree-ssa-structalias.c: Update tree_pass descriptors.
24193 * tree-cfg.c: Update tree_pass descriptors.
24194 * passes.c (current_pass): Update declaration.
24195 (finish_optimization_passes): Update.
24196 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24197 (register_one_dump_file, register_dump_files_1, next_pass_1):
24199 (init_optimization_passes): Update handling of new types.
24200 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24201 * ipa-struct-reorg.c: Update tree_pass descriptors.
24202 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24203 * combine-stack-adj.c: Update tree_pass descriptors.
24204 * cfgrtl.c: Update tree_pass descriptors.
24205 * dce.c: Update tree_pass descriptors.
24206 * tree-ssanames.c: Update tree_pass descriptors.
24208 2008-03-19 Richard Guenther <rguenther@suse.de>
24210 PR middle-end/35609
24211 * tree-ssa.c (walk_data): New structure.
24212 (warn_uninitialized_var): If not always_executed warn with "maybe"
24214 (execute_early_warn_uninitialized): Compute post-dominators.
24215 Initialize always_executed before processing each basic block.
24217 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24220 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24221 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24223 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24225 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24227 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24229 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24231 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24232 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24233 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24234 target after ignore has been set, and move there also the commputation
24235 of subtarget and original_target.
24236 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24237 (LANG_HOOKS_INITIALIZER): Remove it.
24238 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24240 2008-03-18 Richard Guenther <rguenther@suse.de>
24242 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24243 found an expression with constants, note that in the VN for the lhs.
24244 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24245 fold them to constants if possible. Run cleanup_cfg if done so.
24246 (execute_pre): Return todo.
24247 (do_pre): Likewise.
24248 (execute_fre): Likewise.
24249 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24251 (get_prop_source_stmt): Look through pointer conversions.
24253 2008-03-18 Jan Hubicka <jh@suse.cz>
24255 * tree-pretty-print.c: Include predict.h.
24256 (dump_generic_node): Dump predictor.
24257 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24258 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24259 * gimple-low.c (lower_stmt): Likewise.
24260 * expr.c (expand_expr_real): Likewise.
24261 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24263 (build_predict_expr, build_predict_expr): New.
24264 * predict.h (predictor_name, build_predict_expr): Update.
24265 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24266 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24267 * predict.def (PRED_CONTINUE): Update hitrate.
24268 * tree.def (PREDICT_EXPR): Define.
24269 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24270 do not handle BIND_EXPR.
24271 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24272 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24273 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24276 2008-03-18 Michael Matz <matz@suse.de>
24278 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24280 2008-03-18 Richard Guenther <rguenther@suse.de>
24282 * tree-gimple.h (is_gimple_invariant_address): Declare.
24283 (is_gimple_constant): Likewise.
24284 * tree-gimple.c (is_gimple_constant): New function.
24285 (is_gimple_invariant_address): Likewise.
24286 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24287 and is_gimple_invariant_address.
24288 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24290 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24291 an addressable base.
24293 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24295 PR middle-end/35611
24296 * gimplify.c (gimplify_expr): Gimplify second operand of
24299 2008-03-17 Richard Guenther <rguenther@suse.de>
24301 PR tree-optimization/19637
24302 * fold-const.c (fold_unary): Remove restrictions of removing
24303 intermediate pointer-conversions (P2)(P1)P0.
24304 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24305 conversion to void pointer.
24306 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24308 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24311 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24312 emulated thread local variables.
24314 2008-03-16 Richard Guenther <rguenther@suse.de>
24316 PR middle-end/35607
24317 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24318 expand TREE_INVARIANT operations that are not gimple invariant.
24320 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24322 * doc/extend.texi (Alignment): Say that the ABI controls
24323 the __alignof__ for non-strict-alignment targets rather
24324 than being a recommendation.
24326 2008-03-15 Paul Brook <paul@codesourcery.com>
24328 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24330 (arm_output_fn_unwind): Mark functions that can not be unwound.
24332 2008-03-15 Paul Brook <paul@codesourcery.com>
24334 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24335 extension instructions.
24337 2008-03-15 Richard Guenther <rguenther@suse.de>
24339 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24340 and fold constant aggregate refs.
24341 (fold_const_aggregate_ref): Handle string constants
24342 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24343 (evaluate_stmt): Simplify now that ccp_fold folds constant
24346 2008-03-15 Paul Brook <paul@codesourcery.com>
24348 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24349 (extzv): Use gen_extzv_t2.
24350 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24352 2008-03-15 Richard Guenther <rguenther@suse.de>
24354 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24355 (fold_const_aggregate_ref): Likewise.
24356 (get_value): Return NULL if we don't have any values.
24357 (ccp_finalize): Set const_val to NULL after freeing it.
24358 * tree-flow.h (get_symbol_constant_value): Declare.
24359 (fold_const_aggregate_ref): Likewise.
24360 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24362 2008-03-15 Richard Guenther <rguenther@suse.de>
24364 PR middle-end/35593
24365 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24366 to not produce negative array indices if not allowed. Add
24367 parameter to indicate that.
24368 (maybe_fold_offset_to_component_ref): Allow negative array
24369 indices only for the first member of a structure.
24370 (maybe_fold_offset_to_reference): Allow negative array indices.
24371 (maybe_fold_stmt_addition): Likewise.
24373 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24374 Anatoly Sokolov <aesok@post.ru>
24376 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24377 (avr_arch): Add ARCH_AVR6.
24378 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24379 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24380 instead of fixed value 2.
24381 (print_operand_address): Use gs() asm specifier instead of pm().
24382 (avr_assemble_integer): (Ditto.).
24383 (avr_output_addr_vec_elt): (Ditto.).
24384 (print_operand): Handle "!" code.
24385 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24386 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24387 (AVR_HAVE_EIJMP_EICALL): Define.
24388 (AVR_3_BYTE_PC): Redefine.
24389 (AVR_2_BYTE_PC): (Ditto.).
24390 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24391 (LINK_SPEC): Add atmega2560 and atmega2561.
24392 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24394 * config/avr/avr.md (call_insn): Use eicall instead of icall
24395 for 3 byte PC devices.
24396 (call_value_insn): (Ditto.).
24397 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24398 (indirect_jump): Use only for for 2 byte PC devices.
24399 (*tablejump): (Ditto.).
24400 (*indirect_jump_avr6): Add insn.
24401 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24402 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24403 instead of ijmp for 3 byte PC devices.
24404 (__tablejump2__): (Ditto.).
24405 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24406 (MULITLIB_DIRNAMES): (Ditto.).
24407 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24409 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24411 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24412 "sse2_umulsidi3". Use V1DI mode for operand 0.
24413 ("mmx_psadbw"): Use V1DI mode for operand 0.
24414 * config/i386/i386-modes.def (V1SI): New vector mode.
24415 * config/i386/i386.c (struct builtin_description)
24416 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24417 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24418 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24419 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24420 v1di_ftype_v8qi_v8qi type.
24421 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24423 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24424 __builtin_ia32_pmuludq]: Fix the mode of return value.
24426 2008-03-15 Richard Guenther <rguenther@suse.de>
24428 PR middle-end/35595
24429 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24432 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24434 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24435 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24436 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24437 unless TARGET_SERIALIZE_VOLATILE is enabled.
24438 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24439 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24440 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24442 2008-03-14 Richard Guenther <rguenther@suse.de>
24444 PR tree-optimization/34172
24445 * tree-flow.h (refs_may_alias_p): Declare.
24446 (get_single_def_stmt): Likewise.
24447 (get_single_def_stmt_from_phi): Likewise.
24448 (get_single_def_stmt_with_phi): Likewise.
24449 * tree-dfa.c (refs_may_alias_p): New function.
24450 (get_single_def_stmt): Likewise.
24451 (get_single_def_stmt_from_phi): Likewise.
24452 (get_single_def_stmt_with_phi): Likewise.
24453 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24454 (vn_reference_lookup_1): New helper function.
24455 (vn_reference_lookup): Walk the virtual use-def chain to
24456 continue searching for a match if the def does not alias the
24457 reference we are looking for.
24459 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24461 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24462 archive and Perzl. Update The Written Word listing.
24464 2008-03-14 Richard Guenther <rguenther@suse.de>
24466 PR tree-optimization/34043
24467 PR tree-optimization/33989
24468 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24470 (bitmap_find_leader): Use extra argument to verify dominance
24471 relationship inside a basic-block.
24472 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24473 (find_leader_in_sets): Adjust.
24474 (create_component_ref_by_pieces): Take extra argument for
24475 dominance check, handle lookup failures.
24476 (find_or_generate_expression): Likewise.
24477 (create_expression_by_pieces): Likewise.
24478 (insert_into_preds_of_block): Adjust.
24479 (create_value_expr_from): If asked for, verify all operands
24480 are in the blocks AVAIL_OUT set.
24481 (make_values_for_stmt): Check for SSA_NAMEs that are life
24482 over an abnormal edge.
24483 (compute_avail): Remove such check.
24484 (do_SCCVN_insertion): New function.
24485 (eliminate): If we do not find a leader suitable for replacement
24486 insert a replacement expression from SCCVN if available.
24487 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24488 (struct vn_ssa_aux): Add needs_insertion flag.
24489 * tree-ssa-sccvn.c (may_insert): New global flag.
24490 (copy_reference_ops_from_ref): Value-number union member access
24491 based on its size, not type and member if insertion is allowed.
24492 (visit_reference_op_load): For a weak match from union type
24493 punning lookup a view-converted value and insert a SSA_NAME
24494 for that value if that is not found.
24495 (visit_use): Make dumps shorter. Do not disallow value numbering
24496 SSA_NAMEs that are life over an abnormal edge to constants.
24497 (free_scc_vn): Release inserted SSA_NAMEs.
24498 (run_scc_vn): New flag to specify whether insertion is allowed.
24499 Process SSA_NAMEs in forward order.
24500 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24501 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24502 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24503 pointer type to/from integral types that do not change the
24504 precision to regular conversions.
24506 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24508 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24509 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24510 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24511 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24512 input arguments and the mode of return value. Built-in functions
24513 that operate on whole 64-bit MMX register now use V1DI mode.
24515 2008-03-13 Alon Dayan <alond@il.ibm.com>
24516 Olga Golovanevsky <olga@il.ibm.com>
24518 PR tree-optimization/35041
24519 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24520 to locate the right position in a statement.
24522 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24526 * config/i386/xmmintrin.h: Change all static inline functions to
24527 extern inline and add __gnu_inline__ attribute.
24528 * config/i386/bmintrin.h: Ditto.
24529 * config/i386/smmintrin.h: Ditto.
24530 * config/i386/tmmintrin.h: Ditto.
24531 * config/i386/mmintrin-common.h: Ditto.
24532 * config/i386/ammintrin.h: Ditto.
24533 * config/i386/emmintrin.h: Ditto.
24534 * config/i386/pmmintrin.h: Ditto.
24535 * config/i386/mmintrin.h: Ditto.
24536 * config/i386/mm3dnow.h: Ditto.
24538 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24540 PR middle-end/35185
24541 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24542 (lower_omp_2): New function.
24543 (lower_omp_1, lower_omp): Rewritten.
24545 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24548 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24549 with the phrase "Microsoft Windows compilers".
24550 (Push/Pop Macro Pragmas): New subsection. Document
24551 #pragma push_macro and pragma pop_macro.
24553 2008-03-12 Paul Brook <paul@codesourcery.com>
24555 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24557 2008-03-12 Paul Brook <paul@codesourcery.com>
24559 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24560 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24561 (thumb2_addsi_shortim): Rename ...
24562 (thumb2_addsi_short): ... to this. Allow register operands.
24563 (thumb2_subsi_short): New pattern.
24564 (thumb2_one_cmplsi2_short,
24565 thumb2_negsi2_short): New patterns and peepholes.
24567 2008-03-12 Paul Brook <paul@codesourcery.com>
24569 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24571 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24573 * config/i386/i386.md (int_cond): New code iterator.
24575 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24576 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24577 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24578 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24579 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24580 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24581 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24582 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24584 2008-03-12 Paul Brook <paul@codesourcery.com>
24586 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24587 instead of {arm,thumb}_compute_save_reg_mask.
24588 (output_return_instruction): Ditto.
24589 (thumb_unexpanded_epilogue): Ditto.
24590 (thumb1_expand_prologue): Ditto.
24591 (thumb1_output_function_prologue): Ditto.
24592 (arm_set_return_address): Ditto.
24593 (thumb_set_return_address): Ditto.
24594 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24595 regs to achieve stack alignment.
24596 (thumb1_compute_save_reg_mask): Fix compiler warning.
24597 (arm_output_epilogue): Use offsets->saved_regs_mask.
24598 Adjust stack pointer by poping call clobered registers.
24599 (arm_expand_prologue): Use offsets->saved_regs_mask.
24600 Adjust stack pointer by pushing extra registers.
24601 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24603 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24606 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24607 conversion to the operands of a multiplication.
24609 2008-03-12 Richard Guenther <rguenther@suse.de>
24611 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24612 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24613 * timevar.def (TV_TREE_PHIPROP): Add.
24614 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24615 pass description. Use TV_TREE_PHIPROP.
24616 * tree-ssa-forwprop.c: Remove phiprop code.
24618 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24620 PR middle-end/35549
24621 * omp-low.c (maybe_lookup_decl): Constify first argument.
24622 (use_pointer_for_field): Change last argument from bool to
24623 omp_context *. Disallow shared copy-in/out in nested
24624 parallel if decl is shared in outer parallel too.
24625 (build_outer_var_ref, scan_sharing_clauses,
24626 lower_rec_input_clauses, lower_copyprivate_clauses,
24627 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24629 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24630 Ira Rosen <irar@il.ibm.com>
24632 * tree-vectorizer.c (free_stmt_vec_info): New function.
24633 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24634 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24635 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24636 * tree-vect-transform.c (vectorizable_conversion): Free
24637 vec_oprnds0 if it was allocated.
24638 (vect_permute_store_chain): Remove unused VECs.
24639 (vectorizable_store): Free VECs that are allocated in the..
24641 (vect_transform_strided_load, vectorizable_load): Likewise.
24642 (vect_remove_stores): Simplify the code.
24643 (vect_transform_loop): Move code to vect_remove_stores().
24644 Call vect_remove_stores() and free_stmt_vec_info().
24646 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24648 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24649 TARGET_HPUX. Revise comment.
24650 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24651 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24652 Use sr4 variant of `be' instruction when not generating PIC code.
24653 (attr_length_call): Adjust for above change.
24655 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24657 * ipa-reference.c (static_execute): Remove module_statics_const and
24658 associated setting code.
24660 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24663 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24664 predicate for operand 1.
24665 (paritysi2_cmp): Use register_operand predicate for operand 2.
24666 Use earlyclobber modifier for operand 1. Remove support for
24668 (paritydi2_cmp): Use register_operand predicate for operand 3.
24669 Use earlyclobber modifier for operand 1. Remove support for
24672 2008-03-11 Paul Brook <paul@codesourcery.com>
24673 Vladimir Prus <vladimir@codesourcery.com>
24675 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24676 (arm_compute_save_reg0_reg12_mask): Always
24677 check if register 11 must be saved. Always safe hard frame pointer
24678 when frame_pointer_needeed.
24679 (arm_compute_save_reg_mask): Save IP and PC
24680 only with apcs frames.
24681 (arm_output_epilogue): Adjust Thumb2 codepath to
24682 be also invoked and work for ARM non-apcs frames.
24683 (arm_expand_prologue): Don't bother saving IP
24684 for non-apcs frame, since it's not clobbered by
24685 prologue code. Implement non-apcs frame
24688 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24690 PR rtl-optimization/35281
24691 * expr.c (convert_move): Use a new pseudo for the intermediate
24692 from_mode->word_mode result.
24694 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24696 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24697 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24698 * toplev.c (compile_file): Don't call it.
24700 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24702 PR middle-end/35526
24703 * expr.c (store_expr): Call emit_block_move if the mode
24704 of "temp" RTX is BLKmode.
24706 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24707 Richard Guenther <rguenther@suse.de>
24709 PR tree-optimization/31358
24710 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24711 the step with a NULL_TREE.
24712 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24713 to sizetype if type is a pointer type.
24714 (add_candidate_1): Don't convert the base and step to
24715 the generic type if the orginal type is a pointer type.
24716 (add_iv_value_candidates): Use sizetype for the step
24717 if type is a pointer type.
24718 (cand_value_at): Likewise.
24719 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24721 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24722 Don't convert the tem affine to the type.
24723 (add_elt_to_tree): Use sizetype for the step if a pointer.
24724 Use POINTER_PLUS_EXPR for pointers.
24725 (aff_combination_to_tree): Use sizetype for the step if a
24728 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24730 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24731 Remove commutativity hint.
24733 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24737 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24738 errorneous type. Check that v is a VAR_DECL.
24740 PR middle-end/35099
24741 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24743 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24745 PR tree-optimization/35494
24746 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24747 may be overriden at link and run time.
24749 2008-03-10 Richard Guenther <rguenther@suse.de>
24751 PR tree-optimization/34677
24752 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24753 (poolify_tree): Likewise.
24754 (modify_expr_template): Likewise.
24755 (poolify_modify_stmt): Likewise.
24756 (insert_fake_stores): Handle all component-ref style stores
24757 in addition to INDIRECT_REF. Also handle complex types.
24758 Do not poolify the inserted load.
24759 (realify_fake_stores): Do not rebuild the tree but only
24760 make it a SSA_NAME copy.
24761 (init_pre): Remove initialzation of modify_expr_template.
24762 Do not allocate modify_expr_node_pool.
24763 (fini_pre): Do not free modify_expr_node_pool.
24765 2008-03-10 Paul Brook <paul@codesourcery.com>
24767 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24768 to avoid conflicts.
24770 2008-03-10 Paul Brook <paul@codesourcery.com>
24771 Mark Shinwell <shinwell@codesourcery.com>
24773 * config/arm/cortex-r4.md: New.
24774 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24776 * config/arm/arm.md: Include cortex-r4.md.
24777 (insn): Add smmls, sdiv and udiv values.
24778 (generic_sched): Don't use generic scheduling for Cortex-R4.
24779 (arm_issue_rate): New function.
24780 (TARGET_SCHED_ISSUE_RATE): Define.
24782 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24784 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24786 2008-03-10 Richard Guenther <rguenther@suse.de>
24788 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24789 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24791 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24793 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24794 Set default to true.
24796 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24798 * c.opt (Wsynth): Deprecate.
24799 * doc/invoke.texi (Option Summary, Warning Options): Document
24800 -Wno-format-contains-nul.
24802 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24805 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24806 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24808 2008-03-09 Ira Rosen <irar@il.ibm.com>
24810 * config/rs6000/rs6000.c (builtin_description): Rename vector
24811 left shift operations.
24812 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24813 (altivec_vsl<VI_char>): Rename to ...
24814 (ashl<mode>3): ... new name.
24815 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24817 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24819 2008-03-08 Richard Guenther <rguenther@suse.de>
24821 * coverage.h (tree_coverage_counter_addr): Declare.
24822 * coverage.c (tree_coverage_counter_addr): New function.
24823 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24824 before using again.
24825 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24826 (tree_gen_one_value_profiler): Likewise.
24827 (tree_gen_ic_profiler): Likewise.
24828 (tree_gen_average_profiler): Likewise.
24829 (tree_gen_ior_profiler): Likewise.
24831 2008-03-08 Richard Guenther <rguenther@suse.de>
24833 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24834 (vn_binary_op_insert): Likewise.
24835 (vn_unary_op_lookup): Likewise.
24836 (vn_unary_op_insert): Likewise.
24837 (vn_nary_op_lookup): Declare.
24838 (vn_nary_op_insert): Likewise.
24839 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24840 and binary hashes, use a single obstack for unary_op_pool
24841 and binary_op_pool.
24842 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24843 a single struct vn_nary_op_s. Store tree code length and
24844 a variable number of operands.
24845 (struct vn_reference_op_struct): Remove unused op2.
24846 (vn_reference_op_eq): Do not compare op2.
24847 (vn_reference_op_compute_hash): Do not compute hash of op2.
24848 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24849 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24850 with vn_nary_op_compute_hash.
24851 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24852 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24854 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24856 (visit_unary_op): Call nary functions.
24857 (visit_binary_op): Likewise.
24858 (process_scc): Adjust for struct vn_tables_s changes.
24859 (allocate_vn_table): Likewise.
24860 (free_vn_table): Likewise.
24861 * tree-vn.c (vn_add): Call nary functions.
24862 (vn_lookup): Likewise.
24864 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24867 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24868 wdst back after sync_compare_and_swapqhi_internal.
24870 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24873 * config/i386/i386-modes.def (V1DI): New vector mode.
24874 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24875 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24876 (MMXMODE248): Ditto.
24877 (MMXMODE): Add V1DI mode.
24878 (mmxvecsize): Change DI mode to V1DI mode.
24879 ("mov<mode>): Use MMXMODEI8 mode iterator.
24880 ("*mov<mode>_internal_rex64"): Ditto.
24881 ("*mov<mode>_internal"): Ditto.
24882 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24883 ("mmx_sub<mode>3"): Ditto.
24884 ("mmx_adddi3"): Remove insn pattern.
24885 ("mmx_subdi3"): Ditto.
24886 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24887 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24888 ("mmx_ashl<mode>3"): Ditto.
24889 ("mmx_lshrdi3"): Remove insn pattern.
24890 ("mmx_ashldi3"): Ditto.
24891 * config/i386/i386.c (classify_argument): Handle V1DImode.
24892 (function_arg_advance_32): Ditto.
24893 (function_arg_32): Ditto.
24894 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24895 mmx_addv1di3 insn pattern.
24896 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24897 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24898 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24899 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24900 Remove definitions of built-in functions.
24901 (V1DI_type_node): New node.
24902 (v1di_ftype_v1di_int): Ditto.
24903 (v1di_ftype_v1di_v1di): Ditto.
24904 (v2si_ftype_v2si_si): Ditto.
24905 (v4hi_ftype_v4hi_di): Remove node.
24906 (v2si_ftype_v2si_di): Ditto.
24907 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24908 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24909 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24910 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24911 Add new builtins using def_builtin_const.
24912 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24913 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24914 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24915 * config/i386/mmintrin.h (__v1di): New typedef.
24916 (_mm_add_si64): Cast arguments to __v1di type.
24917 (_mm_sub_si64): Ditto.
24918 (_mm_sll_pi16): Cast __count to __v4hi type.
24919 (_mm_sll_pi32): Cast __count to __v2si type.
24920 (_mm_sll_si64): Cast arguments to __v1di type.
24921 (_mm_srl_pi16): Cast __count to __v4hi type.
24922 (_mm_srl_pi32): Cast __count to __v2si type.
24923 (_mm_srl_si64): Cast arguments to __v1di type.
24924 (_mm_sra_pi16): Cast __count to __v4hi type.
24925 (_mm_sra_pi32): Cast __count to __v2si type.
24926 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24927 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24928 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24929 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24930 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24931 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24932 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24933 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24934 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24935 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24936 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24937 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24939 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24941 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24943 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24946 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24947 reg+const addressing for Altivec modes. Don't generate reg+reg
24948 addressing for TFmode or TDmode quantities.
24950 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24952 * c-common.c (vector_types_convertible_p): Call langhook
24953 instead of comptypes.
24955 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24958 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24959 integral and scalar float variables which have a
24962 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24964 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24965 dwarf_register_span hook when emitting unwind information for
24966 register-to-memory saves.
24967 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24968 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24970 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24972 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24973 for the same VAR_DECL.
24975 2008-03-06 Tom Tromey <tromey@redhat.com>
24977 * treelang: Delete.
24978 * doc/standards.texi (Standards): Don't mention treelang.
24979 * doc/invoke.texi (Overall Options): Don't mention treelang.
24980 * doc/install.texi (Prerequisites): Don't mention bison or
24982 (Configuration): Don't mention treelang.
24983 (Building): Likewise.
24984 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24986 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24988 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24989 word-extractions out of a multi-word object.
24991 2008-03-06 Richard Guenther <rguenther@suse.de>
24993 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24994 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24995 result type and precision.
24996 * expr.c (get_inner_reference): Set unsignedp based on the result
24997 type of BIT_FIELD_REF.
24998 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24999 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25000 (try_instantiate_multiple_fields): Likewise. Use the correct type
25002 (sra_build_assignment): Likewise.
25003 (sra_build_elt_assignment): Likewise.
25004 (sra_explode_bitfield_assignment): Likewise.
25005 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25006 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25007 set BIT_FIELD_REF_UNSIGNED.
25008 (vectorizable_load): Likewise.
25010 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25012 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25015 2008-03-06 Richard Guenther <rguenther@suse.de>
25017 * alias.c (struct alias_set_entry): Move has_zero_child field
25018 to pack with alias_set.
25020 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25022 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25025 2008-03-05 Ian Lance Taylor <iant@google.com>
25027 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25029 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25031 * fwprop.c (update_df): Support width and offset parameters of
25033 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25034 global_conflicts): Change DF_REF_EXTRACT to either
25035 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25036 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25037 * df-scan.c (df_ref_record, df_defs_record,
25038 df_ref_create_structure, df_def_record_1, df_uses_record,
25039 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25040 df_bb_refs_collect, df_entry_block_defs_collect,
25041 df_exit_block_uses_collect): Support new width and offset fields.
25042 (ref_extract_pool): New storage pool.
25043 (df_free_ref): New function.
25044 (df_reg_chain_unlink, df_free_collection_rec,
25045 df_sort_and_compress_refs): Call df_free_ref.
25046 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25048 (df_ref_create_structure): Allocate df_ref_extract if offset and
25049 width fields are used.
25050 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25051 (df_uses_record): Get offset and width from ZERO_EXTRACT
25053 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25054 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25055 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25056 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25057 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25058 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25059 (df_ref_extract): New structure.
25060 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25061 (df_ref_create): Add width and offset parameters.
25063 2008-03-05 Richard Guenther <rguenther@suse.de>
25065 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25066 Use ranges_overlap_p.
25067 (offset_overlaps_with_access): Rename
25068 to ranges_overlap_p and move ...
25069 * tree-flow-inline.h (ranges_overlap_p): ... here.
25071 * tree.h (get_inner_reference, handled_component_p): Update
25074 * tree.h (record_component_aliases, get_alias_set,
25075 alias_sets_conflict_p, alias_sets_must_conflict_p,
25076 objects_must_conflict_p): Move declarations ...
25077 * alias.h (record_component_aliases, get_alias_set,
25078 alias_sets_conflict_p, alias_sets_must_conflict_p,
25079 objects_must_conflict_p): ... here.
25080 Include coretypes.h.
25081 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25083 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25085 * cfg.c: Include tree-flow.h.
25086 (remove_edge_raw): Call redirect_edge_var_map_clear.
25087 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25088 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25089 (redirect_edge_var_map_result): New.
25090 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25091 PENDING_STMT use with redirect_edge_var_map_*.
25092 * tree-ssa.c (edge_var_maps): New definition.
25093 (redirect_edge_var_map_add): New.
25094 (redirect_edge_var_map_clear): New.
25095 (redirect_edge_var_map_dup): New.
25096 (redirect_edge_var_map_vector): New.
25097 (redirect_edge_var_map_destroy): New.
25098 (ssa_redirect_edge): Replace PENDING_STMT use with
25099 redirect_edge_var_map_*.
25100 (flush_pending_stmts): Same.
25101 (delete_tree_ssa): Destroy edge var map.
25102 * tree-flow.h (struct _edge_var_map): New.
25103 Define edge_var_map vector type.
25104 Declare redirect_edge_var_map_* prototypes.
25105 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25106 * tree-cfg.c (reinstall_phi_args): Replace
25107 PENDING_STMT use with redirect_edge_var_map_*.
25109 2008-03-05 Richard Guenther <rguenther@suse.de>
25111 PR tree-optimization/35472
25112 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25113 whose single use_stmt has a overlapping set of loaded and
25114 stored symbols as that use_stmt might be a noop assignment then.
25116 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25118 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25120 2008-03-05 Richard Guenther <rguenther@suse.de>
25123 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25124 should be constants.
25125 * tree-cfg.c (verify_expr): Verify it.
25126 * fold-const.c (fold_truthop): Remove code generating
25127 BIT_FIELD_REFs of structure bases.
25128 (fold_binary): Likewise.
25129 (fold_ternary): Position and size of BIT_FIELD_REFs are
25130 always host integers.
25131 (make_bit_field_ref): Remove.
25132 (optimize_bit_field_compare): Remove.
25133 (all_ones_mask_p): Remove.
25135 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25138 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25139 (split_block_and_df_analyze): New. Split basic block and rebuild
25141 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25143 (split_pattern_seq): Likewise.
25144 (erase_matching_seqs): Likewise.
25145 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25147 2008-03-04 Geoff Keating <geoffk@apple.com>
25149 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25150 declaration and code.
25151 (tree_invalid_nonnegative_warnv_p): Likewise.
25153 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25155 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25156 examples. Truncate option-names then causing overfull hbox.
25158 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25161 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25163 * configure: Rebuilt.
25165 2008-03-04 Rafael Espíndola <espindola@google.com>
25167 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25168 (tree_unary_nonnegative_warnv_p): New.
25169 (tree_binary_nonnegative_warnv_p): New.
25170 (tree_single_nonnegative_warnv_p): New.
25171 (tree_invalid_nonnegative_warnv_p): New.
25172 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25174 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25177 * opts.c (handle_option): Postpone 'unknown option' errors only for
25180 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25183 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25186 2008-03-04 Rafael Espíndola <espindola@google.com>
25188 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25189 (tree_binary_nonzero_warnv_p): New.
25190 (tree_single_nonzero_warnv_p): New.
25191 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25193 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25195 PR middle-end/35456
25196 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25197 transformations for modes that have signed zeros.
25198 * ifcvt.c (noce_try_abs): Ditto.
25200 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25202 * config/i386/i386.c (override_options): Force
25203 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25205 2008-03-04 Jan Hubicka <jh@suse.cz>
25208 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25211 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25213 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25214 label to probe the stack.
25216 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25218 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25219 (__gthr_win32_mutex_destroy): Declare.
25220 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25221 __gthr_win32_mutex_destroy.
25222 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25224 2008-03-03 Jan Hubicka <jh@suse.cz>
25227 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25228 aggressive on inlining cold calls.
25230 2008-03-03 Richard Guenther <rguenther@suse.de>
25232 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25233 struct copies into the expression table.
25234 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25235 (try_to_simplify): Likewise.
25236 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25237 integral and pointer arguments which do not change the
25238 precision to NOP_EXPRs.
25239 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25240 VIEW_CONVERT_EXPR case.
25242 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25244 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25245 defined in a loop at depth 0 is invariant.
25246 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25247 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25248 be called at loop depth 0.
25250 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25253 * gcc.c (process_command): Update copyright notice dates.
25254 * gcov.c (print_version): Likewise.
25255 * gcov-dump.c (print_version): Likewise.
25256 * mips-tfile.c (main): Likewise.
25257 * mips-tdump.c (main): Likewise.
25259 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25262 * c-common.c (flag_permissive): Delete.
25263 (constant_expression_warnings): Check flags first.
25264 (constant_expression_error): New.
25265 * c-common.h (flag_permissive): Delete.
25266 (constant_expression_error): Declare.
25267 * flags.h (flag_permissive): Declare. Update description.
25268 * diagnostic.c (pedwarn): Update.
25270 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25271 (permissive_error_kind): New.
25272 * toplev.c (flag_permissive): Define. Update description.
25273 * toplev.h (permissive_error_kind): Declare.
25274 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25275 (pedwarn_c90): Use pedantic_warning_kind.
25276 * c-opts.c (c_common_post_options): flag_permissive does not affect
25277 flag_pedantic_errors.
25279 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25281 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25282 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25283 __absvsi2, __absvDI2): Use unsigned arithmetic.
25285 2008-03-02 Andi Kleen <ak@suse.de>
25286 Richard Guenther <rguenther@suse.de>
25288 * struct-equiv.c: Remove file.
25289 * cfg_cleanup.c (condjump_equiv_p): Remove.
25290 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25291 (struct-equiv.o): Remove rule.
25292 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25293 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25294 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25296 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25298 * ifcvt.c (noce_process_if_block): Try to handle only the then
25299 block if the else block exists but isn't suitable.
25301 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25304 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25305 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25306 regression from previous patch.
25308 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25311 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25313 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25314 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25315 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25316 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25317 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25318 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25319 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25320 (__gthread_mutex_destroy_function): Rename to
25321 __gthread_mutex_destroy.
25322 * gthr-dce.h (__gthread_mutex_destroy): Call
25323 pthread_mutex_destroy.
25324 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25325 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25326 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25328 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25330 * df-scan.c (df_ref_chain_change_bb): Simplify.
25331 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25332 set_block_for_insn if there's any change.
25333 * df.h ((df_insn_change_bb): Fix prototype.
25334 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25335 df_insn_change_bb, don't call set_block_for_insn.
25336 * emit-rtl.c (reorder_insns): Likewise.
25337 * haifa-sched.c (move_insn): Likewise.
25339 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25341 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25343 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25345 * tree-flow-inline.h (next_readonly_imm_use): Return
25346 NULL_USE_OPERAND_P after the end.
25348 2008-03-01 Richard Guenther <rguenther@suse.de>
25350 PR tree-optimization/35411
25351 * tree-sra.c (sra_build_assignment): Split conversion to
25352 final type to a separate statement if we are not assigning
25355 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25357 * fold-const.c (fold_convertible_p): Correct the logic to follow
25358 that in fold_convert().
25360 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25363 * tree-inline.c (build_duplicate_type): When we make a
25364 duplicate type, make it unique in the canonical types system.
25366 2008-02-29 Tom Tromey <tromey@redhat.com>
25368 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25369 input_file_stack_history, input_file_stack_restored): Remove.
25370 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25371 * input.h (struct file_stack): Remove.
25372 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25373 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25375 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25377 (diagnostic_last_module_changed): Add 'map' argument.
25378 (diagnostic_set_last_function): Likewise.
25379 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25380 line map, not input_file_stack.
25381 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25383 2008-02-29 Paul Brook <paul@codesourcery.com>
25385 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25387 2008-02-29 Paul Brook <paul@codesourcery.com>
25389 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25391 2008-02-29 Richard Guenther <rguenther@suse.de>
25393 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25395 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25396 value for comparing for a store match.
25397 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25398 (try_to_simplify): Do not do a full-blown reference lookup.
25400 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25402 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25403 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25405 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25407 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25409 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25410 strides against cache sizes.
25412 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25414 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25417 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25419 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25420 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25421 is smaller than the original promoted value.
25422 (simplify_subreg): If OP is a SUBREG, try to preserve its
25423 SUBREG_PROMOTED_VAR_P information.
25425 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25427 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25428 (VN_INFO_GET): Allocate new objects on the obstack.
25429 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25430 for rpo_numbers_temp, for consistency.
25431 (free_scc_vn): Free the obstack.
25433 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25435 * doc/invoke.texi: Document -ftree-loop-distribution.
25436 * tree-loop-distribution.c: New.
25437 * tree-pass.h (pass_loop_distribution): New.
25438 * graphds.h (struct graph): Add htab_t indices.
25439 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25440 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25441 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25442 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25443 * tree-data-ref.c (debug_data_dependence_relations): New.
25444 (dump_data_dependence_relation): Also print data references.
25445 (free_data_ref): Extern.
25446 (same_access_functions): Moved...
25447 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25448 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25449 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25450 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25451 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25452 (stmts_from_loop): Skip LABEL_EXPR.
25453 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25455 (build_rdg): Initialize rdg->indices htab.
25456 (free_rdg, stores_from_loop, ref_base_address,
25457 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25458 have_similar_memory_accesses_1, ref_base_address_1,
25459 remove_similar_memory_refs): New.
25460 * tree-data-ref.h: Depend on tree-chrec.h.
25461 (debug_data_dependence_relations, free_data_ref): Declared.
25462 (same_access_functions): ... here.
25463 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25465 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25466 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25467 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25468 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25469 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25470 rdg_vertex_for_stmt): Declared.
25471 (struct rdg_edge): Add level.
25473 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25474 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25476 (rdg_has_similar_memory_accesses): New.
25477 * tree-vect-analyze.c: Remove unused static decls.
25478 * lambda.h (dependence_level): New.
25479 * common.opt (ftree-loop-distribution): New.
25480 * tree-flow.h (mark_virtual_ops_in_bb,
25481 slpeel_tree_duplicate_loop_to_edge_cfg,
25482 rename_variables_in_loop): Declared.
25483 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25484 (OBJS-common): Add tree-loop-distribution.o.
25485 (tree-loop-distribution.o): New rule.
25486 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25487 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25488 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25490 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25493 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25494 other than structures and unions.
25496 2008-02-28 Richard Guenther <rguenther@suse.de>
25499 2008-02-26 Richard Guenther <rguenther@suse.de>
25501 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25502 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25503 (lookup_decl_from_uid): Declare.
25504 (remove_decl_from_map): Likewise.
25505 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25506 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25507 (decl_for_uid_map): New global hashtable mapping DECL_UID
25509 (init_ttree): Allocate it.
25510 (insert_decl_to_uid_decl_map): New helper function.
25511 (make_node_stat): Insert new decls into the map.
25512 (copy_node_stat): Likewise.
25513 (lookup_decl_from_uid): New function.
25514 (remove_decl_from_map): Likewise.
25515 (print_decl_for_uid_map_statistics): New helper.
25516 (dump_tree_statistics): Call it.
25518 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25519 (referenced_var_iterator): Adjust.
25520 (FOR_EACH_REFERENCED_VAR): Adjust.
25521 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25522 (num_referenced_vars): Adjust.
25523 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25524 (first_referenced_var): Remove.
25525 (end_referenced_vars_p): Likewise.
25526 (next_referenced_var): Likewise.
25527 (referenced_var_iterator_set): New helper function.
25528 * tree-dfa.c (referenced_var_lookup): Adjust.
25529 (referenced_var_check_and_insert): Likewise.
25530 (remove_referenced_var): Likewise.
25531 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25532 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25533 (verify_call_clobbering): Likewise.
25534 (verify_memory_partitions): Likewise.
25535 (init_tree_ssa): Allocate bitmap instead of hashtable for
25537 (delete_tree_ssa): Adjust.
25538 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25539 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25540 (compute_tag_properties): Likewise.
25541 (set_initial_properties): Likewise.
25542 (find_partition_for): Likewise.
25543 (update_reference_counts): Likewise.
25544 (dump_may_aliases_for): Likewise.
25545 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25546 (add_call_clobber_ops): Likewise.
25547 (add_call_read_ops): Likewise.
25548 (get_asm_expr_operands): Likewise.
25549 * tree-into-ssa.c (dump_decl_set): Likewise.
25550 (update_ssa): Likewise.
25551 * tree-sra.c (scan_function): Likewise.
25552 (decide_instantiations): Likewise.
25553 (scalarize_parms): Likewise.
25554 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25555 (dsa_named_for): Likewise.
25556 * tree-ssa-structalias.c (update_alias_info): Likewise.
25557 (merge_smts_into): Likewise.
25559 2008-02-27 David Daney <ddaney@avtrex.com>
25562 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25563 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25564 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25565 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25566 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25568 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25571 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25572 (BUILT_IN_NEXTTOWARD): Remove.
25573 (BUILT_IN_NEXTTOWARDF): Ditto.
25574 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25575 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25577 2008-02-27 Tom Tromey <tromey@redhat.com>
25579 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25580 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25582 2008-02-27 Jan Beulich <jbeulich@novell.com>
25584 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25585 update the respective field on newdecl.
25587 2008-02-27 Revital Eres <eres@il.ibm.com>
25589 PR rtl-optimization/34999
25590 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25591 crossing edges that ends with a call insn.
25592 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25593 call insn and clear the EDGE_CROSSING flag of the crossing edge
25594 when fixing fallthru edges.
25596 2008-02-27 Richard Guenther <rguenther@suse.de>
25598 PR middle-end/35390
25599 * fold-const.c (fold_unary): Return the correct argument,
25600 converted to the result type.
25602 2008-02-27 Richard Guenther <rguenther@suse.de>
25604 PR middle-end/34971
25605 * expr.c (expand_expr_real_1): Assert on rotates that operate
25607 * fold-const.c (fold_binary): Use the types precision, not the
25608 bitsize of the mode if folding rotate expressions. Build rotates
25609 only for full modes.
25611 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25613 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25614 and CPP_PRAGMA_EOL.
25615 * c-pragma.c (pragma_ns_name): New typedef.
25616 (registered_pp_pragmas): New variable.
25617 (c_pp_lookup_pragma): New function.
25618 (c_register_pragma_1): If flag_preprocess_only, do nothing
25619 for non-expanded pragmas, for expanded ones push pragma's
25620 namespace and name into registered_pp_pragmas vector.
25621 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25622 flag_preprocess_only, don't register GCC pch_preprocess
25623 pragma if flag_preprocess_only.
25624 * c-opts.c (c_common_init): Call init_pragma even if
25625 flag_preprocess_only.
25626 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25627 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25628 cpp_register_pragma if flag_preprocess_only.
25630 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25633 * c-parser.c (c_parser_translation_unit): Warn for empty
25634 translation unit, not empty source file.
25636 2008-02-26 Paul Brook <paul@codesourcery.com>
25638 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25639 operand for Thumb-2.
25640 * config/arm/arm.h (reg_class): Add CORE_REGS.
25641 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25642 (BASE_REG_CLASS): Use CORE_REGS.
25643 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25644 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25645 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25646 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25647 ARM_REGNO_OK_FOR_INDEX_P.
25648 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25649 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25650 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25651 (ldm/stm peepholes): Ditto.
25652 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25653 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25654 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25655 * config/arm/constraints.md: Enable "k" constraint on ARM.
25657 2008-02-27 Ben Elliston <bje@au.ibm.com>
25659 * config/rs6000/rs6000.c: Annotate cache line size field in all
25660 instances of struct processor_costs.
25662 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25664 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25665 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25666 jump_bypass): New counters.
25667 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25668 * dce.c (gate_ud_dce): Same.
25669 (gate_fast_dce): Same.
25670 * dse.c (gate_dse1): New function.
25671 (gate_dse2): New function.
25672 (gate_dse): Merge results of new gate functions.
25673 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25674 (gate_handle_jump_bypass): Add dbg_cnt.
25675 (gate_handle_gcse): Add dbg_cnt.
25676 * ifcvt.c (gate_handle_if_conversion): Same.
25677 (gate_handle_if_after_combine): Same.
25678 (gate_handle_if_after_reload): Same.
25679 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25681 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25683 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25685 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25687 2008-02-26 Jason Merrill <jason@redhat.com>
25690 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25691 alone if it's the naming decl for the type's main variant.
25693 2008-02-26 Tom Tromey <tromey@redhat.com>
25695 * system.h (USE_MAPPED_LOCATION): Poison.
25696 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25697 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25698 (make_goto_expr_edges): Likewise.
25699 (remove_bb): Likewise.
25700 (execute_warn_function_return): Likewise.
25701 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25703 * c-common.c (fname_decl): Remove old location code.
25704 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25706 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25708 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25709 (gen_rtx_ASM_INPUT): Likewise.
25710 (gen_rtx_ASM_INPUT_loc): Likewise.
25711 (get_rtx_asm_OPERANDS): Remove.
25712 * cfglayout.c (insn_locators_alloc): Remove old location code.
25713 (set_curr_insn_source_location): Likewise.
25714 (curr_insn_locator): Likewise.
25715 * print-tree.c (print_node): Remove old location code.
25716 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25717 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25718 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25719 location_from_locus.
25720 (construct_exit_block): Remove old location code.
25721 * emit-rtl.c (force_next_line_note): Remove old location code.
25722 * profile.c (branch_prob): Remove old location code.
25723 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25724 LOC_LINE): Remove old-location variants.
25725 * langhooks.c (lhd_print_error_function): Remove old location
25727 * configure, config.in: Rebuilt.
25728 * configure.ac (--enable-mapped-location): Remove.
25729 * c-decl.c (c_init_decl_processing): Remove old location code.
25730 (finish_function): Likewise.
25731 * recog.c (decode_asm_operands): Remove old location code.
25732 * c-pch.c (c_common_read_pch): Remove old location code.
25733 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25735 * gimple-low.c (lower_function_body): Remove old location code.
25736 * toplev.c (unknown_location): Remove.
25737 (push_srcloc): Remove old-location variant.
25738 (process_options): Remove old location code.
25739 (lang_dependent_init): Likewise.
25740 * input.h (UNKNOWN_LOCATION): Move definition.
25741 (location_t): Undeprecate.
25742 (source_locus): Remove.
25743 (location_from_locus): Remove.
25744 (struct location_s): Remove.
25745 Remove all old-location code.
25746 (input_line, input_filename): Remove.
25747 * final.c (final_scan_insn): Remove old location code.
25748 * diagnostic.c (diagnostic_build_prefix): Remove
25749 USE_MAPPED_LOCATION test.
25750 * tree.h (gimple_stmt) <locus>: Now a location_t.
25751 (tree_exp) <locus>: Likewise.
25752 (DECL_IS_BUILTIN): Remove old-location variant.
25753 (annotate_with_file_line, annotate_with_locus): Likewise.
25754 (expr_locus, set_expr_locus): Update.
25755 * tree.c (build1_stat): Remove old location code.
25756 (last_annotated_node): Remove.
25757 (annotate_with_file_line): Remove old-location variant.
25758 (annotate_with_locus): Likewise.
25759 (expr_location): Remove old location code.
25760 (set_expr_location): Likewise.
25761 (expr_has_location): Likewise.
25762 (expr_locus): Likewise.
25763 (set_expr_locus): Likewise.
25764 (expr_filename): Don't use location_from_locus.
25765 (expr_lineno): Likewise.
25766 * rtl-error.c (location_for_asm): Remove old location code.
25767 * c-lex.c (cb_line_change): Remove old location code.
25768 (fe_file_change): Likewise.
25769 (cb_def_pragma): Likewise.
25770 (c_lex_with_flags): Likewise.
25771 * gengtype.c (do_typedef): Don't special-case location types.
25772 (define_location_structures): Remove.
25773 (main): Don't call define_location_structures.
25774 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25777 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25780 * builtins.def (BUILT_IN_STDARG_START): Remove.
25781 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25782 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25783 * tree-inline.c (inline_forbidden_p_1): Likewise.
25785 2008-02-26 Richard Guenther <rguenther@suse.de>
25787 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25788 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25789 (lookup_decl_from_uid): Declare.
25790 (remove_decl_from_map): Likewise.
25791 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25792 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25793 (decl_for_uid_map): New global hashtable mapping DECL_UID
25795 (init_ttree): Allocate it.
25796 (insert_decl_to_uid_decl_map): New helper function.
25797 (make_node_stat): Insert new decls into the map.
25798 (copy_node_stat): Likewise.
25799 (lookup_decl_from_uid): New function.
25800 (remove_decl_from_map): Likewise.
25801 (print_decl_for_uid_map_statistics): New helper.
25802 (dump_tree_statistics): Call it.
25804 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25805 (referenced_var_iterator): Adjust.
25806 (FOR_EACH_REFERENCED_VAR): Adjust.
25807 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25808 (num_referenced_vars): Adjust.
25809 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25810 (first_referenced_var): Remove.
25811 (end_referenced_vars_p): Likewise.
25812 (next_referenced_var): Likewise.
25813 (referenced_var_iterator_set): New helper function.
25814 * tree-dfa.c (referenced_var_lookup): Adjust.
25815 (referenced_var_check_and_insert): Likewise.
25816 (remove_referenced_var): Likewise.
25817 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25818 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25819 (verify_call_clobbering): Likewise.
25820 (verify_memory_partitions): Likewise.
25821 (init_tree_ssa): Allocate bitmap instead of hashtable for
25823 (delete_tree_ssa): Adjust.
25824 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25825 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25826 (compute_tag_properties): Likewise.
25827 (set_initial_properties): Likewise.
25828 (find_partition_for): Likewise.
25829 (update_reference_counts): Likewise.
25830 (dump_may_aliases_for): Likewise.
25831 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25832 (add_call_clobber_ops): Likewise.
25833 (add_call_read_ops): Likewise.
25834 (get_asm_expr_operands): Likewise.
25835 * tree-into-ssa.c (dump_decl_set): Likewise.
25836 (update_ssa): Likewise.
25837 * tree-sra.c (scan_function): Likewise.
25838 (decide_instantiations): Likewise.
25839 (scalarize_parms): Likewise.
25840 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25841 (dsa_named_for): Likewise.
25842 * tree-ssa-structalias.c (update_alias_info): Likewise.
25843 (merge_smts_into): Likewise.
25845 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25848 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25849 * c-opts.c (c_common_handle_option): Wall enables
25850 Wvolatile-register-var.
25851 * common.opt: Move Wvolatile-register-var to...
25854 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25856 * common.opt (Wlarger-than=): New.
25857 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25859 * opts.c (common_handle_option): Handle -Wlarger-than=.
25860 * optc-gen.awk: Likewise.
25861 * opth-gen.awk: Likewise.
25862 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25863 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25865 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25867 * c-common.c (match_case_to_enum_1): Add appropriate
25868 OPT_W* parameter to warning.
25869 (c_do_switch_warnings): Likewise.
25870 * c-typeck.c (warning_init): Add one more parameter following
25871 'warning' function.
25872 (push_init_level): Update call to warning_init.
25873 (pop_init_level): Likewise.
25874 (add_pending_init): Likewise.
25875 (output_init_element: Likewise.
25877 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25880 * toplev.c (toplev_main): If there are warnings or error, print
25881 errors for ignored options.
25882 * opts.c (ignored_options): New static variable.
25883 (postpone_unknown_option_error): New.
25884 (print_ignored_options): New.
25885 (handle_option): Postpone errors for unknown -Wno-* options.
25886 * opts.h (print_ignored_options): Declare.
25888 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25890 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25893 2008-02-25 Richard Guenther <rguenther@suse.de>
25896 2008-02-25 Richard Guenther <rguenther@suse.de>
25898 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25899 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25900 (lookup_decl_from_uid): Declare.
25901 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25902 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25903 (decl_for_uid_map): New global hashtable mapping DECL_UID
25905 (init_ttree): Allocate it.
25906 (insert_decl_to_uid_decl_map): New helper function.
25907 (make_node_stat): Insert new decls into the map.
25908 (copy_node_stat): Likewise.
25909 (lookup_decl_from_uid): New function.
25910 (print_decl_for_uid_map_statistics): New helper.
25911 (dump_tree_statistics): Call it.
25913 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25914 (referenced_var_iterator): Adjust.
25915 (FOR_EACH_REFERENCED_VAR): Adjust.
25916 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25917 (num_referenced_vars): Adjust.
25918 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25919 (first_referenced_var): Remove.
25920 (end_referenced_vars_p): Likewise.
25921 (next_referenced_var): Likewise.
25922 (referenced_var_iterator_set): New helper function.
25923 * tree-dfa.c (referenced_var_lookup): Adjust.
25924 (referenced_var_check_and_insert): Likewise.
25925 (remove_referenced_var): Likewise.
25926 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25927 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25928 (verify_call_clobbering): Likewise.
25929 (verify_memory_partitions): Likewise.
25930 (init_tree_ssa): Allocate bitmap instead of hashtable for
25932 (delete_tree_ssa): Adjust.
25933 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25934 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25935 (compute_tag_properties): Likewise.
25936 (set_initial_properties): Likewise.
25937 (find_partition_for): Likewise.
25938 (update_reference_counts): Likewise.
25939 (dump_may_aliases_for): Likewise.
25940 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25941 (add_call_clobber_ops): Likewise.
25942 (add_call_read_ops): Likewise.
25943 (get_asm_expr_operands): Likewise.
25944 * tree-into-ssa.c (dump_decl_set): Likewise.
25945 (update_ssa): Likewise.
25946 * tree-sra.c (scan_function): Likewise.
25947 (decide_instantiations): Likewise.
25948 (scalarize_parms): Likewise.
25949 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25950 (dsa_named_for): Likewise.
25951 * tree-ssa-structalias.c (update_alias_info): Likewise.
25952 (merge_smts_into): Likewise.
25954 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25957 * doc/invoke.texi (-fcx-limited-range): Document new option.
25958 * toplev.c (process_options): Handle -fcx-fortran-rules.
25959 * common.opt: Add documentation for -fcx-fortran-rules.
25961 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25964 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25965 actual behaviour and C99.
25967 2008-02-26 Ben Elliston <bje@au.ibm.com>
25969 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25970 (ASM_CPU_POWER6_SPEC): Likewise.
25971 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25972 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25973 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25975 2008-02-25 Richard Guenther <rguenther@suse.de>
25977 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25978 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25979 (lookup_decl_from_uid): Declare.
25980 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25981 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25982 (decl_for_uid_map): New global hashtable mapping DECL_UID
25984 (init_ttree): Allocate it.
25985 (insert_decl_to_uid_decl_map): New helper function.
25986 (make_node_stat): Insert new decls into the map.
25987 (copy_node_stat): Likewise.
25988 (lookup_decl_from_uid): New function.
25989 (print_decl_for_uid_map_statistics): New helper.
25990 (dump_tree_statistics): Call it.
25992 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25993 (referenced_var_iterator): Adjust.
25994 (FOR_EACH_REFERENCED_VAR): Adjust.
25995 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25996 (num_referenced_vars): Adjust.
25997 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25998 (first_referenced_var): Remove.
25999 (end_referenced_vars_p): Likewise.
26000 (next_referenced_var): Likewise.
26001 (referenced_var_iterator_set): New helper function.
26002 * tree-dfa.c (referenced_var_lookup): Adjust.
26003 (referenced_var_check_and_insert): Likewise.
26004 (remove_referenced_var): Likewise.
26005 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26006 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26007 (verify_call_clobbering): Likewise.
26008 (verify_memory_partitions): Likewise.
26009 (init_tree_ssa): Allocate bitmap instead of hashtable for
26011 (delete_tree_ssa): Adjust.
26012 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26013 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26014 (compute_tag_properties): Likewise.
26015 (set_initial_properties): Likewise.
26016 (find_partition_for): Likewise.
26017 (update_reference_counts): Likewise.
26018 (dump_may_aliases_for): Likewise.
26019 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26020 (add_call_clobber_ops): Likewise.
26021 (add_call_read_ops): Likewise.
26022 (get_asm_expr_operands): Likewise.
26023 * tree-into-ssa.c (dump_decl_set): Likewise.
26024 (update_ssa): Likewise.
26025 * tree-sra.c (scan_function): Likewise.
26026 (decide_instantiations): Likewise.
26027 (scalarize_parms): Likewise.
26028 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26029 (dsa_named_for): Likewise.
26030 * tree-ssa-structalias.c (update_alias_info): Likewise.
26031 (merge_smts_into): Likewise.
26033 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26036 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26037 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26038 * alias.h (nonoverlapping_memrefs_p): Likewise.
26040 2008-02-25 Jan Beulich <jbeulich@novell.com>
26042 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26043 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26044 __emultls_get_address, __emultls_register_common,
26045 __floatundi?f, and _Unwind_GetIPInfo.
26046 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26047 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26048 (gen_regparm_prefix): Likewise.
26049 (i386_nlm_encode_section_info): Sync with
26050 config/i386/winnt.c:i386_pe_encode_section_info().
26051 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26052 i386_nlm_mangle_decl_assembler_name): New.
26053 (netware_override_options): New.
26054 * config/i386/netware.h (netware_override_options): Declare.
26055 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26056 (i386_nlm_mangle_decl_assembler_name): Declare.
26057 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26059 2008-02-25 Ben Elliston <bje@au.ibm.com>
26062 * c-decl.c (grokdeclarator): Remove unused local variables
26063 `typedef_type' and `type_as_written'.
26065 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26066 unused local variable `has_hot_blocks'.
26067 (fix_crossing_conditional_branches): Remove unused local variable
26070 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26072 PR middle-end/19984
26073 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26074 using DEF_C99_BUILTIN.
26075 (BUILT_IN_NANF): Ditto.
26076 (BUILT_IN_NANL): Ditto.
26078 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26079 Revital Eres <eres@il.ibm.com>
26081 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26082 regarding the order of two dependent insns in the same row.
26084 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26086 * stor-layout.c (layout_decl): Do not bump the alignment of a
26087 bit-field to more than byte alignment if it is packed.
26089 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26091 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26094 2008-02-24 Diego Novillo <dnovillo@google.com>
26096 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26099 * tree-vrp.c (vrp_evaluate_conditional): With
26100 -Wtype-limits, emit a warning when comparing against a
26101 constant outside the natural range of OP0's type.
26102 * c.opt (Wtype-limits): Move ...
26103 * common.opt (Wtype-limits): ... here.
26105 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26107 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26108 * config/rs6000/e300c2c3.md: New file.
26109 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26111 (rs6000_override_options): Add e300c2 and e300c3 cases to
26112 processor_target_table. Do not allow usage of Altivec or Spe
26113 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26114 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26115 * config/rs6000/rs6000.h (processor_type): Add
26116 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26117 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26118 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26119 and ppce300c3. Include e300c2c3.md.
26121 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26123 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26124 instead of TARGET_STRICT_ALIGN.
26126 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26128 * explow.c (memory_address): Assert that the generated address is
26131 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26134 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26135 * config/darwin-ppc-ldouble-patch.def: New file.
26136 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26137 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26138 SUBTARGET_INIT_BUILTINS if defined.
26139 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26142 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26145 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26146 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26148 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26151 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26152 file" warning condtional on -Winvalid-PCH.
26154 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26156 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26158 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26162 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26163 prevent reload from using MMX registers.
26164 (*mov<mode>_internal): Ditto.
26165 (*movv2sf_internal_rex64): Ditto.
26166 (*movv2sf_internal): Ditto.
26168 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26170 PR documentation/31569
26171 * doc/install.texi2html: Use makeinfo --no-number-sections.
26173 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26175 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26176 ensure that we can address an entire entity > 8 bytes. Don't
26177 generate reg+reg addressing for such data.
26179 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26181 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26182 strings when optimizing for size, unless the target cares about
26185 2008-02-22 Tom Tromey <tromey@redhat.com>
26187 * regclass.c (current_pass): Remove declaration.
26189 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26191 * config/avr/libgcc.S (__RAMPZ__): Define.
26192 (__do_copy_data): Add for devices with 128KB code memory.
26194 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26196 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26198 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26200 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26202 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26205 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26208 * c-typeck.c (build_binary_op): Warn about floating point
26209 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26211 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26214 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26215 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26217 (rs6000_override_options): Set altivec_abi as default, not override,
26218 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26219 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26220 is used; use new member spe_abi.
26221 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26222 spe_abi and altivec_abi.
26224 2008-02-22 Tomas Bily <tbily@suse.cz>
26226 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26228 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26231 * config.build (build_file_translate): Set to `CMD //c' only if
26233 * Makefile.in (build_file_translate): Improve comment.
26235 2008-02-21 Jan Hubicka <jh@suse.cz>
26237 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26238 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26239 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26241 2008-02-21 Michael Matz <matz@suse.de>
26244 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26246 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26248 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26249 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26250 as insn constraint.
26251 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26252 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26253 SSE_VEC_FLOAT_MODE_P as insn constraint.
26254 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26255 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26256 sse4a_movntdf using MODEF mode iterator.
26257 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26258 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26259 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26260 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26261 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26262 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26263 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26265 2008-02-21 Richard Guenther <rguenther@suse.de>
26267 * tree.def (PAREN_EXPR): New tree code.
26268 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26270 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26271 * expr.c (expand_expr_real_1): Likewise.
26272 * tree-inline.c (estimate_num_insns_1): Likewise.
26273 * tree-complex.c (expand_complex_move): Likewise.
26274 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26277 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26280 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26282 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26285 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26287 * config/sh/sh.c (find_barrier): Don't go past
26288 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26290 2008-02-20 DJ Delorie <dj@redhat.com>
26292 * config/h8300/h8300.md (insv): Force source operand to be a register.
26294 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26295 as a jump, not as a plain insn.
26297 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26299 * doc/invoke.texi (Warning Options): Add new option
26300 -Wframe-larger-than=.
26301 (-Wframe-larger-than): Document.
26303 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26304 Add declarations for new option variables.
26306 * final.c (final_start_function): Check the frame size
26307 before emission and issue a Wframe-larger-than warning.
26309 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26310 Add definitions for new option variables.
26311 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26313 * common.opt (Wframe-larger-than=): New option.
26315 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26317 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26318 (<sse>_div<mode>3): Ditto.
26319 (<sse>_vmdiv<mode>3): Ditto.
26320 (<sse>_vmsqrt<mode>2): Ditto.
26321 (*smax<mode>3): Ditto.
26322 (sse5_frcz<mode>2): Ditto.
26323 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26324 as insn constraint.
26326 2008-02-20 Richard Guenther <rguenther@suse.de>
26328 PR middle-end/35265
26329 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26330 be happy with INTEGRAL_TYPE_P.
26332 2008-02-20 Richard Guenther <rguenther@suse.de>
26334 * fold-const.c (split_tree): Associate floatig-point expressions
26335 if flag_associative_math is set.
26337 2008-02-20 Richard Guenther <rguenther@suse.de>
26339 * tree.h (fold_real_zero_addition_p): Declare.
26340 * fold-const.c (fold_real_zero_addition_p): Export.
26341 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26342 floating-point operations with zero and one.
26344 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26346 * doc/install.texi: Correct references to CFLAGS, replacing them
26347 with BOOT_CFLAGS. Document flags used during bootstrap for
26350 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26352 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26353 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26354 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26356 (smin<mode>3): Ditto from similar patterns.
26357 (smax<mode>3): Ditto.
26358 (*ieee_smin<mode>3): Ditto.
26359 (*ieee_smax<mode>3): Ditto.
26360 * config/i386/sse.md (sse): New mode attribute.
26361 (mov<mode>): Macroize expander from movv4sf and movv2df using
26362 SSEMODEF2P mode iterator.
26363 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26364 SSE_VEC_FLOAT_MODE_P as insn constraint.
26365 (storent<mode>): Ditto.
26366 (storent<mode>): Macroize expander from storentsf and storentdf using
26367 MODEF mode iterator.
26368 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26369 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26370 (abs<mode>2): Ditto from similar patterns.
26371 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26372 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26373 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26374 (<sse>_vmsqrt<mode>2): Ditto.
26375 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26376 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26377 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26378 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26379 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26380 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26381 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26383 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26384 iterator and SSE_FLOAT_MODE_P as insn constraint.
26385 (<sse>_ucomi): Ditto from similar patterns.
26386 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26387 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26388 SSE_VEC_FLOAT_MODE_P as insn constraint.
26389 (vcond<mode>): Ditto from similar patterns.
26390 (and<mode>3, *and<mode>3): Ditto.
26391 (<sse>_nand<mode>3): Ditto.
26392 (ior<mode>3, *ior<mode>3): Ditto.
26393 (xor<mode>3, *xor<mode>3): Ditto.
26394 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26395 iterator and SSE_FLOAT_MODE_P as insn constraint.
26396 (*nand<mode>3): Ditto from similar patterns.
26397 (*ior<mode>3): Ditto.
26398 (*xor<mode>3): Ditto.
26400 2008-02-20 Ira Rosen <irar@il.ibm.com>
26402 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26403 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26404 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26406 2008-02-19 Jan Hubicka <jh@suse.cz>
26408 * predict.c (tree_bb_level_predictions): Remove variable next
26409 mistakely introduced by previous commit.
26411 2008-02-19 Jan Hubicka <jh@suse.cz>
26413 * predict.c (predict_paths_leading_to): Rewrite.
26414 (predict_paths_for_bb): New.
26415 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26417 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26420 * Makefile.in (build_file_translate): New.
26421 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26422 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26423 * configure.ac (build_file_translate): Substitute it.
26424 * configure: Regenerate.
26426 2008-02-19 Jan Hubicka <jh@suse.cz>
26428 PR rtl-optimization/34408
26429 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26432 2008-02-19 Jan Hubicka <jh@suse.cz>
26434 PR middle-end/28779
26435 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26438 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26441 * config/i386/i386-modes.def: Revert the last DI alignment
26442 change until Ada people can look into it.
26444 2008-02-19 Nick Clifton <nickc@redhat.com>
26446 * opts.c (print_specific_help): Fix typo in --help text.
26448 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26451 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26452 32-bit inline asm without asm alternatives for host GCC < 3.0.
26454 2008-02-19 Richard Guenther <rguenther@suse.de>
26456 PR tree-optimization/34989
26457 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26458 Allow propagation to INDIRECT_REF if we can simplify only.
26460 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26462 * c-common.c (warn_for_collisions_1): Use appropriate option when
26465 2008-02-19 Nick Clifton <nickc@redhat.com>
26468 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26469 (handle_options): Fix indentation.
26470 (print_filtered_help): If no language-specific options were
26471 displayed tell the user how to list all the options supported by
26472 the language's front-end.
26473 (print_specific_help): Fix indentation and remove duplicate line.
26474 (common_handle_option): Handle the -v option.
26475 For --help enable the display of undocumented options if the -v
26476 switch has been included on the command line.
26477 For --help= check for overlaps in the arguments between the option
26478 classes and the language names and issue a warning when they
26479 cannot be disambiguated.
26480 * c.opt (v): Pass on to the common option handler.
26482 2008-02-19 Revital Eres <eres@il.ibm.com>
26484 * modulo-sched.c (sms_schedule): Change dump message when
26485 create_ddg function fails.
26486 (try_scheduling_node_in_cycle): Rename row to cycle.
26487 (print_partial_schedule): Rename CYCLE to ROW.
26489 2008-02-19 Christian Bruel <christian.bruel@st.com>
26490 Zdenek Dvorak <ook@ucw.cz>
26492 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26494 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26497 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26498 (*x86_movdicc_0_m1_se): Ditto.
26500 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26502 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26503 (CMPtype): Define as __gcc_CMPtype.
26504 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26505 (CMPtype): Define as __gcc_CMPtype.
26507 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26509 Support valgrind 3.3 for --enable-checking=valgrind.
26510 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26512 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26513 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26514 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26515 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26516 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26517 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26518 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26520 * ggc-zone.c: Similar.
26521 * ggc-page.c: Similar.
26523 2008-02-19 Paul Brook <paul@codesourcery.com>
26526 * config/arm/ieee754-df.S: Fix do_it typo.
26527 * config/arm/ieee754-sf.S: Fix do_it typo.
26529 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26532 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26533 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26534 (OPTION_MASK_ISA_SSE_SET): Likewise.
26535 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26536 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26537 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26538 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26539 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26540 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26541 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26542 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26543 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26544 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26545 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26546 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26547 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26548 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26549 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26550 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26551 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26552 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26553 (OPTION_MASK_ISA_SSE4): Removed.
26554 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26555 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26556 (override_options): Don't turn on implied SSE/MMX bits in
26559 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26561 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26564 2008-02-18 Joey Ye <joey.ye@intel.com>
26566 PR middle-end/34921
26567 * tree-nested.c (insert_field_into_struct): Set type alignment
26568 to field alignment if the former is less than the latter.
26570 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26572 * BASE-VER: Set to 4.4.0.
26574 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26576 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26577 * doc/cfg.texi: Likewise.
26578 * doc/extend.texi: Likewise.
26579 * doc/gty.texi: Likewise.
26580 * doc/invoke.texi: Likewise.
26581 * doc/loop.texi: Likewise.
26582 * doc/md.texi: Likewise.
26583 * doc/passes.texi: Likewise.
26584 * doc/rtl.texi: Likewise.
26585 * doc/sourcebuild.texi: Likewise.
26586 * doc/tm.texi: Likewise.
26587 * doc/tree-ssa.texi: Likewise.
26589 2008-02-17 Richard Guenther <rguenther@suse.de>
26591 PR middle-end/35227
26592 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26593 without default definition.
26595 2008-02-17 Richard Guenther <rguenther@suse.de>
26597 PR tree-optimization/35231
26598 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26601 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26604 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26605 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26606 libgcc_cmp_return mode.
26608 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26611 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26613 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26615 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26618 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26620 * doc/c-tree.texi: Use `@.' where appropriate.
26621 * doc/extend.texi: Likewise.
26622 * doc/install.texi: Likewise.
26623 * doc/invoke.texi: Likewise.
26624 * doc/loop.texi: Likewise.
26625 * doc/makefile.texi: Likewise.
26626 * doc/md.texi: Likewise.
26627 * doc/passes.texi: Likewise.
26628 * doc/standards.texi: Likewise.
26629 * doc/tm.texi: Likewise.
26631 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26633 PR middle-end/35196
26634 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26636 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26637 rather than in entry_bb.
26639 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26641 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26642 libgcc_cmp_return mode.
26644 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26646 PR middle-end/35130
26647 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26648 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26650 2008-02-15 Richard Guenther <rguenther@suse.de>
26651 Zdenek Dvorak <ook@ucw.cz>
26653 PR tree-optimization/35164
26654 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26655 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26656 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26657 Only propagate addresses which do not have abnormal SSA_NAMEs
26660 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26663 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26665 2008-02-15 Jan Hubicka <jh@suse.cz>
26667 PR middle-end/35149
26668 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26670 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26672 PR middle-end/34621
26673 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26674 when calculating alignment_pad.
26676 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26678 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26679 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26680 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26681 and STACK_BOUNDARY define.
26683 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26685 PR preprocessor/35061
26686 * c-pragma.c (handle_pragma_pop_macro): Check that
26687 pushed_macro_table has been allocated.
26689 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26691 PR middle-end/35136
26692 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26693 (force_gimple_operand): Likewise.
26694 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26695 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26696 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26697 (find_interesting_uses_address): Check addressability and alignment
26698 of the base expression only after substituting bases of IVs into it.
26700 2008-02-14 Michael Matz <matz@suse.de>
26703 * function.c (instantiate_virtual_regs_in_insn): Reload address
26704 before falling back to reloading the whole operand.
26706 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26708 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26709 before the first section switch note.
26711 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26713 * doc/bugreport.texi: Update copyright years.
26714 * doc/c-tree.texi: Likewise.
26715 * doc/cfg.texi: Likewise.
26716 * doc/cpp.texi: Likewise.
26717 * doc/cppinternals.texi: Likewise.
26718 * doc/fragments.texi: Likewise.
26719 * doc/frontends.texi: Likewise.
26720 * doc/gcc.texi: Likewise.
26721 * doc/gty.texi: Likewise.
26722 * doc/hostconfig.texi: Likewise.
26723 * doc/implement-c.texi: Likewise.
26724 * doc/libgcc.texi: Likewise.
26725 * doc/loop.texi: Likewise.
26726 * doc/makefile.texi: Likewise.
26727 * doc/options.texi: Likewise.
26728 * doc/passes.texi: Likewise.
26729 * doc/rtl.texi: Likewise.
26730 * doc/sourcebuild.texi: Likewise.
26731 * doc/standards.texi: Likewise.
26732 * doc/tree-ssa.texi: Likewise.
26733 * doc/trouble.texi: Likewise.
26735 * doc/extend.texi: Use @: or add comma where appropriate.
26736 * doc/invoke.texi: Likewise.
26737 * doc/tm.texi: Likewise.
26739 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26742 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26745 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26747 * doc/md.texi (clz, ctz): Add reference.
26748 * doc/rtl.texi (clz, ctz): Likewise.
26750 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26753 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26756 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26758 * config/s390/s390.c (struct constant_pool): New field
26759 emit_pool_after added.
26760 (s390_mainpool_start): Set the emit_pool_after flag according
26761 to the section switch notes.
26762 (s390_mainpool_finish): Consider emit_pool_after when emitting
26763 the literal pool at the end of the function.
26764 (s390_chunkify_start): Force literal pool splits at section
26767 2008-02-13 Michael Matz <matz@suse.de>
26770 * var-tracking.c (clobber_variable_part): Correctly traverse the
26773 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26776 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26777 Add -fdump-ipa-inline.
26778 * tree-dump.c (dump_files): Remove tree-inlined dump.
26779 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26781 2008-02-12 Richard Guenther <rguenther@suse.de>
26783 PR tree-optimization/35171
26784 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26787 2008-02-12 Richard Guenther <rguenther@suse.de>
26789 PR middle-end/35163
26790 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26791 value-preserving mode. Disallow final truncation.
26793 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26795 PR middle-end/35136
26796 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26797 code from here to...
26798 (force_gimple_operand): ...here.
26800 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26803 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26804 non-compatible pointers.
26805 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26806 different FIELD_DECLs, try harder by comparing field offsets, sizes
26809 PR inline-asm/35160
26810 * function.c (match_asm_constraints_1): Don't replace the same input
26813 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26815 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26816 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26817 (expand_epilogue): Restore RAMPZ register.
26818 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26820 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26822 * config/i386/cygwin.asm: (__alloca): Correct calling
26823 convention and alignment.
26824 (__chkstk): Force 8 byte stack alignment.
26826 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26827 Richard Guenther <rguenther@suse.de>
26829 PR tree-optimization/33992
26830 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26831 the zero we compare against.
26833 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26835 PR libfortran/35063
26836 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26837 to CloseHandle after unlocking to prevent accumulation of handle
26840 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26842 PR middle_end/34150
26843 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26844 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26845 and update LABEL_NUSES during and after reload.
26847 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26849 PR middle-end/34627
26850 * combine.c (simplify_if_then_else): Make sure the comparison is
26851 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26853 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26856 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26857 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26858 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26859 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26860 * tree.h (get_type_static_bounds): Likewise.
26862 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26864 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26865 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26866 Make -Wfoo language annotations match what the compiler outputs.
26868 2008-02-08 Sa Liu <saliu@de.ibm.com>
26870 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26871 intrinsics spu_convts, spu_convtu, spu_convtf.
26873 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26875 * doc/extend.texi (Function Attributes) <noinline>: Mention
26876 asm ("") as method to keep calls.
26878 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26881 * doc/options.texi (Options): Replace references to opts.sh with
26883 * opts-common.c: Likewise.
26884 * optc-gen.awk: Likewise.
26886 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26888 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26890 2008-02-07 Richard Henderson <rth@redhat.com>
26893 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26894 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26897 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26899 PR tree-optimization/35085
26900 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26901 for operand entry oe2 in addition to operand entry oe3 in order to
26902 expose more opportunities for vectorizer sum reduction.
26904 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26907 * Makefile.in (LIBS): Remove $(GMPLIBS).
26908 (cc1-dummy, cc1): Add $(GMPLIBS).
26910 2008-02-06 Jan Hubicka <jh@suse.cz>
26913 * i386.md (moddf_integer): Do not produce partial memory stalls for
26914 targets where it hurts.
26916 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26919 * optabs.c (expand_float): Do not check for decimal modes when
26920 expanding unsigned integer through signed conversion.
26922 2008-02-06 Nick Clifton <nickc@redhat.com>
26924 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26925 inside the clobber with a match_operand and duplicated operand
26926 number in the constraint.
26927 (ineqbranchsi): Delete redundant comment.
26929 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26931 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26932 builtin_define ("__USE_INIT_FINI__").
26933 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26935 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26937 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26939 PR documentation/30330
26940 * doc/invoke.texi (C++ Dialect Options)
26941 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26942 For each warning option -Wfoo that allows -Wno-foo, ensure both
26943 -Wfoo and -Wno-foo are listed in the option index. Fix index
26944 entry of -Wswitch-default, index -Wnormalized= including the
26945 `=', and -Wlarger-than-@var{len} including @var{len}.
26947 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26949 * config/i386/i386.md (floatunssisf2): Use
26950 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26951 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26952 Macroize expander using MODEF mode iterator.
26954 2008-02-05 Diego Novillo <dnovillo@google.com>
26956 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26959 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26961 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26964 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26966 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26969 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26970 to indicate if a message should be generated.
26971 (init_cumulative_args): Updated.
26972 (function_value_32): Likewise.
26974 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26976 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26978 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26981 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26982 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26984 2008-02-04 Diego Novillo <dnovillo@google.com>
26986 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26989 * tree-vrp.c (vrp_evaluate_conditional): With
26990 -Wtype-limits, emit a warning when comparing against a
26991 constant outside the natural range of OP0's type.
26993 2008-02-04 Richard Guenther <rguenther@suse.de>
26995 PR middle-end/33631
26996 * expr.c (count_type_elements): Give for unions instead of
26999 2008-02-04 Richard Guenther <rguenther@suse.de>
27001 PR middle-end/35043
27002 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27003 to TYPE_DOMAINs base type instead of using bitsizetype here.
27005 2008-02-03 Jason Merrill <jason@redhat.com>
27007 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27009 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27012 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27013 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27014 (RS/6000 and PowerPC Options): Fix typos and markup.
27015 * doc/passes.texi (Tree-SSA passes): Likewise.
27017 2008-02-02 Michael Matz <matz@suse.de>
27020 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27021 from record_last_reg_set_info.
27022 (record_last_reg_set_info): Take an RTX argument, iterate over all
27023 constituent hardregs.
27024 (record_last_set_info, record_opr_changes): Change calls to
27025 new signature or to record_last_reg_set_info_regno.
27027 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27029 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27031 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27033 PR rtl-optimization/34773
27034 * reg-notes.def (EQUAL): Mention significance of combination of
27035 REG_EQUAL and REG_RETVAL.
27036 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27037 insn that has a REG_RETVAL.
27039 2008-02-01 Roger Sayle <roger@eyesopen.com>
27042 * configure.ac (--enable-fixed-point): Disable unless explicitly
27044 * configure: Regenerate.
27046 2008-02-01 Richard Guenther <rguenther@suse.de>
27049 * invoke.texi (-finline-limit): Remove no longer true parts
27050 of the documentation. Note that there is no default value.
27052 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27053 Mark Mitchell <mark@codesourcery.com>
27054 Ben Elliston <bje@au.ibm.com>
27057 * doc/extend.texi (Other Builtins): Document.
27059 2008-01-31 Tom Browder <tom.browder@gmail.com>
27061 * doc/c-tree.texi (Types): Fix grammar.
27062 (Expression trees): Ditto.
27063 * doc/passes.texi (Tree-SSA passes): Ditto.
27065 * doc/configterms.texi (Configure Terms): Fix typo.
27066 * doc/cpp.texi (Common Predefined Macros): Ditto.
27067 * doc/md.texi (Machine Constraints): Ditto.
27069 * doc/makefile.texi (Makefile): Add comma.
27071 2008-01-31 Tom Browder <tom.browder@gmail.com>
27072 Gerald Pfeifer <gerald@pfeifer.com>
27074 * doc/sourcebuild.texi (Front End): Remove references to CVS
27075 and CVSROOT/modules.
27076 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27077 (Back End): Remove reference to CVS.
27079 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27082 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27084 (mips16_gp_pseudo_reg): ...here.
27085 * config/mips/mips.md (load_const_gp): Replace with...
27086 (load_const_gp_<mode>): ...this :P-based insn.
27088 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27090 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27091 options. Minor fixes.
27092 (-std): Move reference to standards closer to where language
27093 standards are first mentioned.
27095 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27097 PR rtl-optimization/34995
27098 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27099 parameter and return a bool. If the rtx parameter is nonnull,
27100 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27101 (find_reloads): Update call accordingly. Pass the new operand
27102 if it needed no address reloads, otherwise pass null.
27104 2008-01-30 Richard Henderson <rth@redhat.com>
27107 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27108 for unbounded arrays.
27110 2008-01-30 Silvius Rus <rus@google.com>
27112 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27114 2008-01-30 Jan Hubicka <jh@suse.cz>
27117 * i386.c (init_cumulative_args): Use real function declaration when
27120 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27122 PR rtl-optimization/34998
27123 * global.c (build_insn_chain): Treat non-subreg_lowpart
27124 SUBREGs of pseudos as clobbering all the words covered by the
27125 SUBREG, not just all the bytes.
27126 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27127 original df_ref rather than an extract parameter.
27128 (global_conflicts): Update call accordingly.
27130 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27132 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27133 the overflow check to make it easier to read.
27134 (__fixtfdi): Change the type of the ll member in union
27135 long_double to UDItype_x.
27137 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27139 PR middle-end/34969
27140 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27141 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27142 * tree-inline.c (fold_marked_statements): Call
27143 cgraph_update_edges_for_call_stmt if folding a call statement.
27144 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27145 debug_generic_stmt calls, reset it back afterwards.
27148 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27150 * c-typeck.c (build_external_ref): Don't pedwarn about
27151 static vars in current function's scope.
27153 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27155 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27157 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27160 * ipa-struct-reorg.c: Fix spelling.
27161 * params.def: Ditto.
27163 2008-01-29 Richard Guenther <rguenther@suse.de>
27165 PR middle-end/35006
27166 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27168 * tree-inline.c (remap_type): Increment remapping_type_depth
27169 around remapping types.
27170 (copy_body_r): Only add referenced variables if they are referenced
27171 from code, not types.
27173 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27184 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27185 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27187 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27190 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27191 pointer for tiny stack.
27193 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27195 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27197 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27199 * config/vx-common.h: Fix typo in comment.
27201 2008-01-28 Ian Lance Taylor <iant@google.com>
27205 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27206 coalesce pointers if they have different DECL_NO_TBAA_P values.
27207 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27208 between variables with different DECL_NO_TBAA_P values.
27210 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27213 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27214 are not legitimate small data references on SPE targets.
27216 2008-01-28 David Daney <ddaney@avtrex.com>
27218 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27220 2008-01-28 David Daney <ddaney@avtrex.com>
27222 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27224 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27226 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27227 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27228 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27229 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27230 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27231 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27232 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27233 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27235 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27237 * basic-block.h (condjump_equiv_p): Fix comment.
27239 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27241 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27242 print_generic_stmt_indented): Fix comment.
27244 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27246 * configure.ac (__stack_chk_fail): Add detecion for availability
27247 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27248 * configure: Regenerate.
27250 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27252 PR middle-end/34688
27253 * final.c (output_addr_const): Handle TRUNCATE.
27255 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27258 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27259 (zero_cost, infinite_cost): New constants.
27260 (struct cost_pair): Change type of cost to comp_cost.
27261 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27262 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27264 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27265 split_address_cost, ptr_difference_cost, difference_cost,
27266 get_computation_cost_at, get_computation_cost,
27267 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27268 determine_use_iv_cost_condition, determine_use_iv_costs,
27269 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27270 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27271 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27272 Change type of cost to comp_cost.
27273 (determine_iv_cost): Increase cost of non-original ivs, instead
27274 of decreasing the cost of original ones.
27275 (get_address_cost): Indicate the complexity of the addressing mode
27277 (try_add_cand_for): Prefer using ivs not specific to some object.
27278 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27280 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27281 Janis Johnson <janis187@us.ibm.com>
27284 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27285 (TARGET_INSTANTIATE_DECLS): Likewise.
27286 * target.h (expand_to_rtl_hook): New target hook.
27287 (instantiate_decls): Likewise.
27288 * function.c (instantiate_decl): Make non-static. Rename to...
27289 (instantiate_decl_rtl): ... this.
27290 (instantiate_expr): Use instantiate_decl_rtl.
27291 (instantiate_decls_1): Likewise.
27292 (instantiate_decls): Likewise.
27293 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27294 * function.h (instantiate_decl_rtl): Add prototype.
27295 * cfgexpand.c (target.h): New include.
27296 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27297 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27298 (TARGET_INSTANTIATE_DECLS): Likewise.
27299 (TARGET_INITIALIZER): New target hooks added.
27300 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27302 * config/rs6000/rs6000.c (tree-flow.h): New include.
27303 (machine_function): Add sdmode_stack_slot field.
27304 (rs6000_alloc_sdmode_stack_slot): New function.
27305 (rs6000_instantiate_decls): Likewise.
27306 (rs6000_secondary_memory_needed_rtx): Likewise.
27307 (rs6000_check_sdmode): Likewise.
27308 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27309 (TARGET_INSTANTIATE_DECLS): Likewise.
27310 (rs6000_hard_regno_mode_ok): Allow SDmode.
27311 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27312 (rs6000_emit_move): Handle SDmode.
27313 (function_arg_advance): Likewise.
27314 (function_arg): Likewise.
27315 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27316 SDmode var args for 32-bit compiles.
27317 (rs6000_secondary_reload_class): Handle SDmode.
27318 (rs6000_output_function_epilogue): Likewise.
27319 (rs6000_function_value): Simplify if statement.
27320 (rs6000_libcall_value): Likewise.
27321 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27322 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27323 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27324 (movsd_hardfloat): New define_insn.
27325 (movsd_softfloat): Likewise.
27326 (movsd_store): Likewise.
27327 (movsd_load): Likewise.
27328 (extendsddd2): Likewise.
27329 (extendsdtd2): Likewise.
27330 (truncddsd2): Likewise.
27331 (movdd_hardfloat64): Fixup comment.
27332 (UNSPEC_MOVSD_LOAD): New constant.
27333 (UNSPEC_MOVSD_STORE): Likewise.
27335 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27338 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27340 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27341 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27342 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27343 and TRUTH_XOR_EXPR.
27345 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27348 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27349 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27350 __LONGDOUBLE128 too.
27351 * config/rs6000/aix61.h: New file.
27353 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27355 PR rtl-optimization/34959
27356 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27357 popcount and parity rtxes the same mode as their operand.
27358 Truncate or extend the result to the return value's mode
27361 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27364 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27365 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27366 to GOT_VERSION_REGNUM.
27367 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27368 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27369 * config/mips/mips.c (mips_emit_call_insn): New function.
27370 (mips_call_tls_get_addr): Call mips_expand_call directly.
27371 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27373 (mips16_build_call_stub): Likewise. Return the call insn or null.
27374 (mips_expand_call): Update the call to mips16_build_call_stub
27375 accordingly and a remove redundant condition. Assert that MIPS16
27376 stubs do not use lazy binding. Use mips_emit_call_insn and return
27378 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27380 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27381 (mips_avoid_hazard): Remove hazard_set handling.
27382 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27383 (UNSPEC_RESTORE_GP): ...this.
27384 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27385 (FAKE_CALL_REGNO): Rename to...
27386 (GOT_VERSION_REGNUM): ...this.
27387 (type): Add "ghost" value. Add an associated insn reservation.
27388 (hazard_set): Remove.
27389 (exception_receiver): Rename to...
27390 (restore_gp): ...this and update the unspec identifier accordingly.
27391 (exception_receiver, nonlocal_got_receiver): New expanders.
27392 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27393 FAKE_CALL_REGNO. Remove hazard_set attribute.
27394 (set_got_version, update_got_version): New patterns.
27396 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27399 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27401 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27404 * doc/install.texi2html: Generate gcc-vers.texi.
27406 2008-01-25 DJ Delorie <dj@redhat.com>
27408 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27410 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27412 * config/c4x: Remove directory.
27413 * config.gcc (crx-*, mt-*): Mark obsolete.
27414 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27415 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27416 sh-*-rtemscoff*): Remove cases.
27417 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27418 * real.c (encode_c4x_single, decode_c4x_single,
27419 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27420 c4x_extended_format): Remove.
27421 * real.h (c4x_single_format, c4x_extended_format): Remove.
27422 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27424 (Pragmas): Remove comment about c4x pragmas.
27425 * doc/install.texi (c4x): Remove target-specific instructions.
27426 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27427 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27428 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27429 refer to C4x source files as examples.
27430 (C4X_FLOAT_FORMAT): Remove documentation.
27432 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27434 * config/bfin/bfin.c (override_options): Reorder tests so that
27435 flag_pic gets enabled for -msep-data.
27437 2008-01-25 Richard Guenther <rguenther@suse.de>
27439 PR middle-end/32244
27440 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27441 to its bitfield precision if required.
27443 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27445 PR middle-end/33880
27446 * tree-nested.c (walk_omp_for): New function.
27447 (convert_nonlocal_reference, convert_local_reference): Call
27448 walk_omp_for on OMP_FOR.
27449 (convert_call_expr): Call walk_body on OMP_FOR's
27450 OMP_FOR_PRE_INIT_BODY.
27452 2008-01-25 Richard Guenther <rguenther@suse.de>
27454 PR tree-optimization/34966
27455 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27456 default defs and PHI_NODEs we have to insert after the
27457 defining statement.
27459 2008-01-24 Nick Clifton <nickc@redhat.com>
27461 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27462 Provide a default definition.
27463 (LIBGCC2_UNITS_PER_WORD): Likewise.
27465 * config/stormy16/stormy16.c: Include df.h for the prototype
27466 for df_regs_ever_live_p.
27467 (xstormy16_expand_builtin_va_start): Convert the stack offset
27468 into a component_ref and then use POINTER_PLUS_EXPR to add it
27469 to the incoming_virtual_args_rtx.
27470 (xstormy16_gimplify_va_arg_expr): Rename to
27471 xstormy16_gimplify_va_arg_expr.
27472 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27473 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27474 xstormy16_gimplify_va_arg_expr.
27475 Fix up some formatting issues.
27477 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27478 Move to predicates.md.
27479 (xs_hi_general_operand): Likewise.
27480 (xs_hi_nonmemory_operand): Likewise.
27481 * config/stormy16/predicates.md:
27482 (xstormy16_carry_plus_operand): New predicate.
27483 (xs_hi_general_operand): New predicate.
27484 (xs_hi_nonmemory_operand): New predicate.
27485 * config/stormy16/stormy16-protos.h:
27486 (xstormy16_carry_plus_operand): Delete prototype.
27487 (xs_hi_general_operand): Likewise.
27488 (xs_hi_nonmemory_operand): Likewise.
27490 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27491 modifiers as they are no longer needed and they can trigger
27492 reload spill failures.
27494 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27495 with a match_operand in order to help reload.
27497 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27498 constraint with 'e' for the 8th alternative as this version of
27499 the mov.w instruction only accepts the lower 8 registers.
27501 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27504 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27505 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27508 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27510 PR middle-end/33333
27511 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27513 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27515 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27517 (remove_structure): Update allocations list before removing structure.
27519 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27521 * ipa-struct-reorg.c (is_safe_cond_expr,
27522 create_new_stmts_for_cond_expr): Use integer_zerop function,
27523 that recognize not only zero-pointer, but zero-integer too.
27525 2008-01-25 Ben Elliston <bje@au.ibm.com>
27528 * fixproto: Escape "." in sed expression that strips leading "./".
27530 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27533 * gcc.c (SWITCH_OK): Removed.
27534 (SWITCH_LIVE): Changed to bit.
27535 (SWITCH_FALSE): Likewise.
27536 (SWITCH_IGNORE): Likewise.
27537 (switchstr): Change live_cond to unsigned int.
27538 (process_command): Replace SWITCH_OK with 0.
27539 (do_self_spec): Likewise.
27540 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27541 (give_switch): Likewise.
27542 (used_arg): Likewise.
27543 (do_spec_1): Set the SWITCH_IGNORE bit.
27544 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27545 bits. Set the SWITCH_LIVE bit.
27547 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27549 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27551 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27553 PR tree-optimization/34472
27554 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27555 parameter to a "bool *" and set *DATA to false if there is
27556 an unsafe access. Do not delete the structure here.
27557 (check_cond_exprs): Delete it here instead.
27558 (check_cond_exprs, exclude_cold_structs): Do not increase
27559 I when removing a structure.
27561 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27564 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27565 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27567 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27569 PR middle-end/34934
27570 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27571 a fixed vector for stack.
27573 2008-01-24 Ben Elliston <bje@au.ibm.com>
27576 * doc/gcc.texi (Software development): Add a direntry for g++.
27578 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27580 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27581 stale and straggling -fforce-addr comments above.
27583 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27585 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27586 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27588 2008-01-23 Michael Matz <matz@suse.de>
27591 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27594 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27596 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27597 malloc result type.
27599 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27601 * config/avr/avr.c (avr_current_arch): New variable.
27602 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27603 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27604 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27605 (avr_override_options): Init 'avr_current_arch'.
27606 (base_arch_s): Move from here...
27607 * config/avr/avr.h (base_arch_s): ... here. Add new members
27608 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27609 'mega' to 'have_jmp_call'.
27610 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27611 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27613 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27615 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27616 MULTILIB_MATCHES): Ditto.
27618 2008-01-23 Richard Guenther <rguenther@suse.de>
27620 PR middle-end/31529
27621 * cgraphunit.c (cgraph_reset_node): Always mark the node
27622 not reachable if it is not queued already.
27624 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27626 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27627 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27628 (cputype_selected): New static variable.
27629 (bfin_handle_option): Set it if -mcpu is used.
27630 (override_option): Select default set of workarounds if no cpu type
27631 selected on the command line.
27632 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27634 From Michael Frysinger <michael.frysinger@analog.com>
27635 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27636 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27638 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27639 for bf547, bf523, bf524, and bf526.
27640 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27642 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27643 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27644 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27645 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27646 * doc/invoke.texi (Blackfin Options): Document that
27647 -mcpu now accept bf547, bf523, bf524, and bf526.
27649 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27651 PR rtl-optimization/34628
27652 * combine.c (try_combine): Stop and undo after the first combination
27653 if an autoincrement side-effect on the first insn has effectively
27656 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27659 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27660 Offset addresses are not valid for Altivec or paired float modes.
27662 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27665 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27666 if DECL_INITIAL (decl) is error_mark_node.
27669 * c-common.c (handle_vector_size_attribute): Only allow
27670 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27671 the same way as pointer, array etc. types.
27672 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27675 * tree.c (build_type_attribute_qual_variant): Call
27676 build_qualified_type if attributes are equal, but quals are not.
27678 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27681 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27682 * flags.h (warn_strict_aliasing): Remove.
27683 (warn_strict_overflow): Remove.
27684 * opts.c (warn_strict_aliasing): Remove.
27685 (warn_strict_overflow): Remove.
27686 * c-opts.c (c_common_handle_option): -Wall only sets
27687 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27688 (c_common_post_options): Give default values to -Wstrict-aliasing
27689 and -Wstrict-overflow if they are uninitialized.
27690 * common.opt (Wstrict-aliasing): Specify Var and Init.
27691 (Wstrict-overflow): Likewise.
27693 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27695 PR rtl-optimization/26854
27696 PR rtl-optimization/34400
27697 PR rtl-optimization/34884
27698 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27700 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27701 (df_rd_bb_info.expanded_lr_out): Deleted
27702 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27703 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27704 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27705 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27706 Removed code to allocate, initialize or free expanded_lr_out.
27707 (df_rd_bb_local_compute_process_def): Restructured to make more
27709 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27710 sets if the sets are being trimmed.
27712 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27715 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27716 (as_vers): Likewise.
27717 * configure: Regenerated.
27719 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27721 PR middle-end/33092
27722 * tree-pass.h (pass_build_alias): New pass.
27723 * tree-ssa-alias.c (gate_build_alias): New.
27724 (pass_build_alias): New.
27725 * passes.c (init_optimization_passes): Add pass_build_alias after
27726 pass_create_structure_vars.
27728 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27730 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27731 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27732 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27733 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27734 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27735 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27736 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27737 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27738 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27739 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27740 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27741 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27742 * config/s390/s390.md (FP_ALL): New mode iterator.
27743 (_d): New mode attribute.
27744 ("*signbit<mode>2>"): Changed mode of first operand.
27745 ("isinf<mode>2"): Changed mode of first operand.
27746 ("*TDC_insn"): Adaptation for DFP modes.
27748 2008-01-22 Ben Elliston <bje@au.ibm.com>
27750 * tree.c (check_qualified_type): Improve function description.
27752 2008-01-21 Jason Merrill <jason@redhat.com>
27755 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27756 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27759 2008-01-21 DJ Delorie <dj@redhat.com>
27761 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27764 2008-01-21 Richard Guenther <rguenther@suse.de>
27766 PR middle-end/34856
27767 * tree-cfg.c (verify_expr): Allow all invariant expressions
27768 instead of just constant class ones as reference argument.
27769 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27770 like any other constant.
27771 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27773 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27775 * regmove.c (fixup_match_1): Update call crossed frequencies.
27777 2008-01-21 Richard Guenther <rguenther@suse.de>
27780 * tree-inline.c (setup_one_parameter): Deal with mismatched
27781 types using a VIEW_CONVERT_EXPR.
27783 2008-01-21 Alon Dayan <alond@il.ibm.com>
27784 Olga Golovanevsky <olga@il.ibm.com>
27786 PR tree-optimization/34701
27787 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27788 when the structure size is not a power of 2.
27790 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27792 * doc/install.texi: Add doc for --enable-checking=df.
27794 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27796 PR rtl-optimization/34808
27797 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27799 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27801 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27804 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27806 PR rtl-optimization/26854
27807 PR rtl-optimization/34400
27808 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27810 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27811 (df_rd_bb_info.expanded_lr_out): New.
27812 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27813 * loop_iv.c (iv_analysis_loop_init): Ditto.
27814 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27815 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27816 Added code to allocate, initialize or free expanded_lr_out.
27817 (df_rd_bb_local_compute_process_def): Restructured to make
27818 more understandable.
27819 (df_rd_confluence_n): Add code to do nothing with fake edges and
27820 code to no apply invalidate_by_call sets if the sets are being trimmed.
27821 (df_lr_local_finalize): Renamed to df_lr_finalize.
27822 (df_live_local_finalize): Renamed to df_live_finalize.
27824 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27827 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27828 deciding whether to use reciprocal instructions.
27830 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27832 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27833 dwarf2out_note_section_used if cold_text_section is NULL.
27835 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27837 PR gcov-profile/34610
27838 * tree-cfg.c (make_edges): Mark both outgoing edges from
27839 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27840 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27841 from OMP_FOR and OMP_CONTINUE outgoing edges.
27843 * tree-profile.c (tree_profiling): Return early if
27844 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27846 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27847 from cfun to child_cfun.
27848 * function.h (struct function): Add after_tree_profile bit.
27850 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27852 * config/avr/avr.S (_exit): Disable interrupt.
27854 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27855 Steven Bosscher <stevenb.gcc@gmail.com>
27857 PR rtl-optimization/26854
27858 PR rtl-optimization/34400
27859 * df-problems.c (df_live_scratch): New scratch bitmap.
27860 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27861 (df_live_reset): Clear the proper bitmaps.
27862 (df_live_bb_local_compute): Only process the artificial defs once
27863 since the order is not important.
27864 (df_live_init): Init the df_live sets only with the variables
27865 found live by df_lr.
27866 (df_live_transfer_function): Use the df_lr sets to prune the
27867 df_live sets as they are being computed.
27868 (df_live_free): Free df_live_scratch.
27870 2008-01-18 Ian Lance Taylor <iant@google.com>
27872 * common.opt: Add fmerge-debug-strings.
27873 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27874 flag_merge_debug_strings rather than flag_merge_constants.
27875 * doc/invoke.texi (Option Summary): Mention
27876 -fmerge-debug-strings.
27877 (Debugging Options): Document -fmerge-debug-strings.
27879 2008-01-18 Ian Lance Taylor <iant@google.com>
27882 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27883 (struct tree_function_decl): Add new field operator_new_flag.
27884 * tree-inline.c (expand_call_inline): When inlining a call to
27885 operator new, force the return value to go into a variable, and
27886 set DECL_NO_TBAA_P on that variable.
27887 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27889 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27892 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27893 DWARF2_DEBUGGING_INFO.
27894 (dwarf2out_note_section_used): Ditto. Add prototype.
27895 (have_multiple_function_sections, text_section_used,
27896 cold_text_section_used, *cold_text_sections): Move declarations
27899 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27901 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27902 field and add signal_ra.
27903 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27904 assignments to frame state pc. Move end of stack check after
27905 MD_FALLBACK_FRAME_STATE_FOR.
27906 (uw_update_context_1): Use frame state signal_regs if set, instead
27907 of checking signal_frame flag.
27908 (uw_update_context): Use frame state signal_ra if set.
27909 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27910 * config/xtensa/linux-unwind.h: New file.
27912 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27914 * modulo-sched.c (get_sched_window): Fix comment typo.
27916 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27918 PR tree-optimization/34648
27919 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27921 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27923 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27924 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27926 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27928 PR rtl-optimization/34400
27929 * df-core.c (df_worklist_dataflow_overeager,
27930 df_worklist_dataflow_doublequeue): New functions.
27931 (df_worklist_dataflow): Two different worklist solvers.
27932 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27935 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27938 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27939 and ftree-parallelize-loops.
27941 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27943 PR rtl-optimization/34826
27944 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27946 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27948 * global.c (find_reg): Mark the eh regs as used if necessary.
27949 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27950 * ra.h (struct allocno): no_eh_reg field added. Changed
27951 no_stack_reg type to bitfield.
27953 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27955 * tree.c (substitute_in_expr): Add missing 'break'.
27957 2008-01-17 Richard Guenther <rguenther@suse.de>
27959 PR tree-optimization/34825
27960 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27961 x / x as division to handle.
27963 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27965 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27966 "-pthread" is specified.
27967 * pa-hpux11.h (LIB_SPEC): Likewise.
27969 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27970 Peter Bergner <bergner@vnet.ibm.com>
27972 PR rtl-optimization/33796
27973 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27975 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27977 PR libgfortran/34699
27978 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27980 * pa-hpux10.h (LINK_SPEC): Likewise.
27981 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27983 2008-01-16 Richard Guenther <rguenther@suse.de>
27985 PR middle-end/32628
27986 * fold-const.c (fold_convert_const_int_from_int): Do not
27987 set overflow if that occured only because of a sign extension
27988 change when converting from/to a sizetype with the same
27989 precision and signedness.
27991 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27994 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27995 location address to the correct place. Update copyright year.
27997 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27999 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28000 no dependences in the dependence_relations vector.
28002 2008-01-16 Jan Hubicka <jh@suse.cz>
28004 PR rtl-optimization/31396
28005 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28006 * cfg.c (dump_reg_info): Print it.
28007 * regs.h (struct reg_info_t): add freq_calls_crossed.
28008 (REG_FREQ_CALLS_CROSSED): New macro.
28009 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28010 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28011 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28012 regmove_optimize): Update call crossed frequencies.
28013 * local-alloc.c (struct qty): Add freq_calls_crossed.
28014 (alloc_qty): Copute freq_calls_crossed.
28015 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28016 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28017 * ra.h (struct allocno): Add freq_calls_crossed.
28019 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28021 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28022 libgomp when compiling with ftree-parallelize-loops.
28023 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28025 2008-01-16 Richard Guenther <rguenther@suse.de>
28027 PR tree-optimization/34769
28028 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28029 * tree.c (int_cst_value): Instead make this function more
28030 permissive in what it accepts as valid input. Document this
28031 function always sign-extends the value.
28033 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28034 Richard Guenther <rguenther@suse.de>
28037 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28038 (gimple_fold_indirect_ref_rhs): ... this.
28039 (gimple_fold_indirect_ref): New function with foldings
28040 that preserve lvalueness.
28041 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28042 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28043 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28044 to fold an INDIRECT_REF, fall back to the old use of
28045 fold_indirect_ref_1.
28047 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28049 * tree-data-ref.c (subscript_dependence_tester_1): Call
28050 free_conflict_function.
28051 (compute_self_dependence): Same.
28053 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28056 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28057 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28059 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28060 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28061 for DWARF2_UNWIND_INFO targets.
28063 2008-01-16 Richard Guenther <rguenther@suse.de>
28066 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28067 type qualifiers for function types.
28069 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28071 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28072 loop_iterator li from previous commit.
28074 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28076 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28078 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28080 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28081 (parallelize_loops): Don't parallelize irreducible components.
28083 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28086 * c-opts (c_common_post_options): Do not enable CPP
28087 flag_pedantic_errors by default.
28089 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28091 PR rtl-optimization/31944
28092 * cse.c (remove_pseudo_from_table): New function.
28093 (merge_equiv_classes): Use above function to remove pseudo-registers.
28094 (invalidate): Likewise.
28096 2008-01-13 Richard Guenther <rguenther@suse.de>
28098 PR middle-end/34601
28099 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28100 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28102 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28104 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28105 validate_change to unshare the source of the PC set.
28107 2008-01-12 Jan Hubicka <jh@suse.cz>
28109 PR middle-end/32135
28110 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28111 references above array bounds. This might trigger bounds checks for
28112 pointers to arrays.
28114 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28116 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28117 new_replaceable_dependencies.
28119 2008-01-12 Doug Kwan <dougkwan@google.com>
28121 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28122 instead of OPT_Wreturn_type in warning due to ignored return type
28124 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28125 options included in -Wextra.
28126 * c.opt: New option -Wignored_qualifiers.
28127 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28128 -Wignore_qualifiers.
28129 (-Wignored-qualifiers): Document.
28130 (-Wreturn-type): Remove description of functionality now handled
28131 by -Wignored-qualifiers.
28133 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28136 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28137 NOP_EXPR if it is between integral types with the same precision.
28139 2008-01-12 Jan Hubicka <jh@suse.cz>
28142 * invoke.texi (max-inline-recursive-depth): Fix default value.
28144 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28146 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28149 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28151 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28153 2008-01-11 James E. Wilson <wilson@specifix.com>
28156 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28158 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28160 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28161 save/restore frame pointer register and don't use 'call-prologues'
28162 optimization in function with "OS_task" attribute.
28164 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28166 PR middle-end/31309
28167 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28168 when copying to memory.
28170 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28172 PR rtl-optimization/30905
28173 * cfgcleanup.c: Include dce.h
28174 (crossjumps_occured): New global variable.
28175 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28176 If something changed, set crossjumps_occured to true.
28177 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28178 Don't add/remove fake edges to exit here...
28179 (cleanup_cfg): ...but do it here, when crossjumping.
28180 Run a fast DCE when successful crossjumps occured in the latest
28181 iteration of try_optimize_cfg.
28183 2008-01-11 Richard Guenther <rguenther@suse.de>
28185 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28186 (struct vn_unary_op_s): Likewise.
28187 (vn_reference_insert): Free old reference on hash collision.
28189 2008-01-10 Raksit Ashok <raksit@google.com>
28191 PR rtl-optimization/27971
28192 * combine.c (find_split_point): Split PLUS expressions which are
28193 inside a MEM rtx, and whose first operand is complex.
28195 2008-01-10 DJ Delorie <dj@redhat.com>
28197 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28198 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28199 (m32c_hard_regno_ok): Call the underlying function.
28201 2008-01-10 Richard Guenther <rguenther@suse.de>
28203 PR middle-end/34683
28204 * tree-cfg.c (tree_merge_blocks): Do not go through the
28205 full-blown folding and stmt updating path if we just deal
28206 with virtual operands.
28207 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28208 test for abnormal SSA_NAMEs.
28210 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28212 PR middle-end/34641
28213 * reload.c (push_reload): Add assertions. All constants from
28214 reg_equiv_constant should have been used for replacing the respective
28216 (find_reloads_address): Invoke find_reloads_address_part for
28217 constant taken from the reg_equiv_constant array.
28219 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28221 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28222 field (valnum) the first in the struct. Replace bools with
28225 2008-01-10 Richard Guenther <rguenther@suse.de>
28227 PR tree-optimization/34651
28228 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28229 types and ordering for masking and converting.
28231 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28233 PR tree-optimization/34017
28234 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28235 also for PHI_NODE expressions.
28237 2008-01-09 Jan Hubicka <jh@suse.cz>
28239 PR tree-optimization/34708
28240 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28241 based on number of case labels.
28242 (init_inline_once): Remove switch_cost.
28243 * tree-inline.h (eni_weights_d): Remove switch_cost.
28245 2008-01-09 Richard Guenther <rguenther@suse.de>
28246 Andrew Pinski <andrew_pinski@playstation.sony.com>
28248 PR middle-end/30132
28249 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28250 temporary if an rvalue is ok or an lvalue is not required.
28252 2008-01-09 Richard Guenther <rguenther@suse.de>
28254 PR middle-end/34458
28255 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28256 adjust return type.
28258 2008-01-09 Richard Guenther <rguenther@suse.de>
28260 PR middle-end/34679
28261 * tree.c (host_integerp): Check for sizetype only if the
28262 type is an integer type.
28264 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28267 * opts.c (decode_options): Disable inlining of functions called
28268 once if not in unit-at-a-time mode.
28270 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28272 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28274 2008-01-08 Richard Guenther <rguenther@suse.de>
28276 PR middle-end/31863
28277 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28278 out early if the result will be unused.
28280 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28285 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28286 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28289 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28291 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28292 for vectorization tuned.
28294 2008-01-08 Richard Guenther <rguenther@suse.de>
28296 PR tree-optimization/34683
28297 * tree-ssa-operands.c (operand_build_cmp): Export.
28298 * tree-ssa-operands.h (operand_build_cmp): Declare.
28299 * tree-vn.c (vuses_compare): Remove.
28300 (sort_vuses): Use operand_build_cmp.
28301 (sort_vuses_heap): Likewise.
28302 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28303 to re-use old VEC if available. Do not sort already sorted VUSEs.
28304 (vdefs_to_vec): Do not sort already sorted VDEFs.
28306 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28308 PR middle-end/34694
28309 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28311 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28314 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28315 limitations of reciprocal sequences on x86 targets.
28317 2008-01-08 Richard Guenther <rguenther@suse.de>
28319 PR tree-optimization/34683
28320 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28322 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28325 * config/darwin.c (darwin_mergeable_string_section): Don't use
28326 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28328 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28331 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28332 negxf2. Macroize expander using X87MODEF mode iterator. Change
28333 predicates of op0 and op1 to register_operand.
28334 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28335 expander using X87MODEF mode iterator. Change predicates of
28336 op0 and op1 to register_operand.
28337 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28338 corresponding patterns and macroize using MODEF macro. Change
28339 predicates of op0 and op1 to register_operand and remove
28340 "m" constraint. Disparage "r" alternative with "!".
28341 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28342 macroize using X87MODEF macro. Change predicates of op0 and op1
28343 to register_operand and remove "m" constraint. Disparage "r"
28344 alternative with "!".
28345 (absneg splitter with memory operands): Remove.
28346 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28347 patterns and macroize using X87MODEF mode iterator.
28348 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28349 Change predicate of op1 to register_operand.
28350 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28351 for memory operands.
28353 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28355 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28357 2008-01-07 Richard Guenther <rguenther@suse.de>
28359 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28362 2008-01-07 Richard Guenther <rguenther@suse.de>
28364 PR tree-optimization/34683
28365 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28366 VOPs of the needed size to save memory. Use VEC_quick_push
28367 to save compile-time.
28368 (vdefs_to_vec): Likewise.
28370 2008-01-07 Sa Liu <saliu@de.ibm.com>
28372 * config/spu/spu.md (divdf3): Genetate inline code for double
28373 division. The implementation doesn't handle INF or NAN, therefore it
28374 only applies when -ffinite-math-only is given.
28376 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28379 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28380 * doc/cpp.texi ([Common Predefined Macros]): Document.
28382 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28384 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28385 order to use commutative addition instead of subtraction.
28387 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28388 Mircea Namolaru <namolaru@il.ibm.com>
28389 Vladimir Yanovsky <yanov@il.ibm.com>
28390 Revital Eres <eres@il.ibm.com>
28392 PR tree-optimization/34263
28393 * tree-outof-ssa.c (process_single_block_loop_latch,
28394 contains_tree_r): New functions.
28395 (analyze_edges_for_bb): Call process_single_block_loop_latch
28396 function to empty single-basic-block latch block if possible.
28398 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28400 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28402 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28404 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28406 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28408 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28410 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28412 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28414 PR tree-optimization/34618
28415 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28418 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28421 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28422 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28423 Update copyright year.
28425 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28426 Update copyright year.
28427 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28430 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28432 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28433 edge does not point to current bb before changing need_assert.
28435 2008-01-04 Richard Guenther <rguenther@suse.de>
28437 PR middle-end/34029
28438 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28439 for verifying purposes if they are is_gimple_min_invariant.
28441 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28443 PR tree-optimization/34448
28444 PR tree-optimization/34465
28445 * gimplify.c (gimplify_init_constructor): Add new parameter
28446 notify_temp_creation. Use it.
28447 (gimplify_modify_expr_rhs): Take volatiles into account when
28448 optimizing constructors.
28449 Do not optimize constructors if gimplify_init_constructor will dump to
28451 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28452 * gcc.c-torture/compile/pr34448.c: New.
28454 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28456 PR gcov-profile/34609
28457 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28458 return_slot if result is TREE_ADDRESSABLE.
28460 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28462 * config/mips/mips.md (sqrt_condition): Tweak comment.
28463 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28465 2008-01-03 Tom Tromey <tromey@redhat.com>
28468 * c-common.c (c_type_hash): Handle VLAs.
28470 2008-01-03 Jan Hubicka <jh@suse.cz>
28472 PR tree-optimization/31081
28473 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28474 0 when inlining and not inlining to first basic block.
28475 (remap_decl): When var is initialized to 0, don't set default_def.
28476 (expand_call_inline): Set entry_bb.
28477 * tree-inline.h (copy_body_data): Add entry_bb.
28479 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28482 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28485 PR tree-optimization/29484
28486 * tree-inline.c (inline_forbidden_p_2): New function.
28487 (inline_forbidden_p): Disallow inlining if some static var
28488 has an address of a local LABEL_DECL in its initializer.
28489 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28492 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28494 PR tree-optimization/34635
28495 * tree-data-ref.c (add_other_self_distances): Make sure that the
28496 evolution step is constant.
28498 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28500 PR middle-end/34608
28501 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28503 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28505 * tree-sra.c (scalarize_init): Insert the generate_element_init
28506 statements after the generate_element_zero statements.
28508 2008-01-02 Richard Guenther <rguenther@suse.de>
28510 PR middle-end/34093
28511 PR middle-end/31976
28512 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28513 for very large number of operands instead of ICEing.
28515 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28518 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28519 while stack probing.
28521 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28523 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28526 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28528 PR libmudflap/26442
28529 * tree-mudflap.c (mx_register_decls): Guard warning by
28530 !DECL_ARTIFICIAL check.
28532 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28534 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28535 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28536 sse5_perm<mode>): Fix constraints.